1 2007-12-05 Jakub Jelinek <jakub@redhat.com>
2 Richard Sandiford <rsandifo@nildram.co.uk>
4 * optabs.c (init_insn_codes): New function.
6 (init_optab, init_optabv): Don't call new_optab.
7 (init_convert_optab): Don't clear the insn codes.
8 (init_optabs): Call init_insn_codes.
10 2007-12-04 Jakub Jelinek <jakub@redhat.com>
12 * omp-low.c (optimize_omp_library_calls): New function.
13 (expand_omp_parallel): Call it if optimizing.
16 * stmt.c (expand_stack_restore): Call expand_normal on var to get
17 rtx for it instead of assuming it will be a VAR_DECL.
19 2007-12-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21 * c-parser (c_parser_statement_after_labels): Move error from here...
22 (c_parser_label): ... to here. Check that the declaration is not
23 actually just another label.
25 2007-12-04 Richard Guenther <rguenther@suse.de>
29 * tree-ssa-operands.c (get_addr_dereference_operands): If we
30 fall back to using the SMTs aliases, make sure to add virtual
31 operands for the SMT itself.
32 (create_ssa_artificial_load_stmt): Fix typo. Make sure to also
33 clear the loaded and stored symbols bitmaps.
35 2007-12-04 Ben Elliston <bje@au.ibm.com>
37 * config/spu/spu.h (ASM_FORMAT_PRIVATE_NAME): Remove; use default.
39 2007-12-04 Ben Elliston <bje@au.ibm.com>
41 * doc/tm.texi (Exception Handling): Mention unwind-dw2-xtensa.c.
43 2007-12-03 Steven Bosscher <stevenb.gcc@gmail.com>
46 * doc/invoke.texi: Remove -fforce-addr documentation.
47 * expr.c (emit_move_insn): Remove use of flag_force_addr.
48 (expand_expr_real_1): Same.
50 Call memory_address instead of memory_address_noforce.
51 * expr.h (memory_address_noforce): Remove prototype.
52 * explow.c (memory_address): Remove support for flag_force_addr.
54 (memory_address_noforce): Remove.
55 * common.opt: Add dummy documentation for -fforce-addr.
56 * combine.c (can_combine_p): Remove -fforce-addr comment.
57 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of
59 * config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment
60 relating to memory_address_noforce.
61 * testsuite/gcc.c-torture/compile/20050802-1.c: Remove.
62 * testsuite/gcc.c-torture/compile/20011113-1.c: Remove.
64 2007-12-03 Jakub Jelinek <jakub@redhat.com>
66 * omp-low.c (lookup_decl_in_outer_ctx): Allow calling this
68 (maybe_lookup_decl_in_outer_ctx): Look up in outer contexts
69 even if !ctx->is_nested.
70 (lower_copyprivate_clauses, lower_send_clauses,
71 lower_send_shared_vars): Call lookup_decl_in_outer_ctx
75 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Optimize
76 (X << C1) & C2 into (X << C1) & (C2 | ((1 << C1) - 1))
77 and (X >> C1) & C2 into (X >> C1) & (C2 | ~((type) -1 >> C1)).
78 (fold_binary) <case LSHIFT_EXPR, case RSHIFT_EXPR>: Optimize
79 (X & C2) << C1 into (X << C1) & (C2 << C1) and
80 (X & C2) >> C1 into (X >> C1) & (C2 >> C1) if that allows further
83 PR tree-optimization/33453
84 * tree-data-ref.c (split_constant_offset): Use POINTER_PLUS_EXPR
86 * tree-parloops.c (canonicalize_loop_ivs): Likewise.
87 (separate_decls_in_loop_name): Copy DECL_GIMPLE_REG_P from var to
90 2007-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
92 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __FDPIC__ as
95 2007-12-03 Razya Ladelsky <razya@il.ibm.com>
97 * doc/invoke.texi (fipa-cp, fipa-matrix-reorg): Add documentation.
99 2007-12-03 Jakub Jelinek <jakub@redhat.com>
102 * opts.c (common_handle_option): Handle OPT_ftree_store_copy_prop.
103 * common.opt (ftree-store-copy-prop): Use the same help text as for
106 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
107 Revital Eres <eres@il.ibm.com>
109 * modulo-sched.c (calculate_must_precede_follow,
110 try_scheduling_node_in_cycle): New functions.
111 (sms_schedule_by_order): Call the new functions.
112 (ps_insn_find_column): Use must_follow and must_precede only if
114 (ps_insn_advance_column): Likewise.
116 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
117 Revital Eres <eres@il.ibm.com>
119 * modulo-sched.c (get_sched_window): Fix the direction of the
120 scheduling window and add dump info.
122 2007-12-02 Samuel Tardieu <sam@rfc1149.net>
124 * config/sh/sh.md (cmpgeusi_t): Fix condition.
126 2007-11-30 Jan Hubicka <jh@suse.cz>
128 * ggc-common.c (dump_ggc_loc_statistics): Reset ggc_force_collect
131 2007-11-30 Seongbae Park <seongbae.park@gmail.com>
133 PR rtl-optimization/34171
134 * cfgrtl.c (update_bb_for_insn_chain): New function,
135 refactored from update_bb_for_insn.
136 (update_bb_for_insn): Call update_bb_for_insn.
137 (rtl_merge_blocks, try_redirect_by_replacing_jump):
138 Replace a loop with update_bb_for_insn_chain call.
139 (cfg_layout_merge_blocks): Add a call to
140 update_bb_for_insn_chain. Replace the for loop
141 with a call to update_bb_for_insn_chain.
143 2007-11-30 Ben Elliston <bje@au.ibm.com>
145 * config/vax/vax.h (ASM_FORMAT_PRIVATE_NAME): Remove. Use default.
147 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
149 PR tree-optimization/34244
150 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
151 (record_numbers_of_iterations): New function.
152 (execute_vrp): Cache the numbers of iterations of loops.
153 * tree-scalar-evolution.c (scev_reset_except_niters):
155 (scev_reset): Use scev_reset_except_niters.
156 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
158 2007-11-29 Jan Hubicka <jh@suse.cz>
159 Jakub Jelinek <jakub@redhat.com>
161 PR tree-optimization/33434
162 * tree-inline.c (setup_one_parameter): If the value passed to
163 a parameter is never used, don't set it up.
165 2007-11-29 Jakub Jelinek <jakub@redhat.com>
168 * config/rs6000/eabi-cn.asm (__DTOR_END__): Make it weak.
169 * config/rs6000/sol-cn.asm (__DTOR_END__): Likewise.
171 2007-11-29 Andris Pavenis <andris.pavenis@iki.fi>
173 * Makefile.in: Use separate vpath lines for each path.
175 2007-11-29 Ben Elliston <bje@au.ibm.com>
177 * SERVICE: Update URL.
179 2007-11-28 Jakub Jelinek <jakub@redhat.com>
181 PR tree-optimization/34140
182 * tree-if-conv.c (if_convertible_phi_p): Fail if BB other than
183 loop->header has virtual phi nodes.
185 2007-11-28 Richard Sandiford <rsandifo@nildram.co.uk>
188 * builtins.c (expand_builtin_nonlocal_goto): Also emit a use
189 of GP register, if valid and fixed.
192 2007-06-21 David Daney <ddaney@avtrex.com>
195 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
196 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
197 (exception_receiver): Renamed to ...
198 (nonlocal_goto_receiver): ... this.
200 2007-11-27 H.J. Lu <hongjiu.lu@intel.com>
201 Joey Ye <joey.ye@intel.com>
204 * config/i386/i386.c (function_arg_32): Don't pass aggregate
205 arguments in ECX/EDX for fastcall.
207 2007-11-28 Rask Ingemann Lambertsen <rask@sygehus.dk>
209 * config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
211 * config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
212 * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
214 2007-11-28 Ben Elliston <bje@au.ibm.com>
216 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
217 (maix32): Add Negative(maix64).
219 2007-11-27 Jakub Jelinek <jakub@redhat.com>
221 PR tree-optimization/34016
222 * tree-ssa-loop.c (pass_linear_transform): Add
223 TODO_update_ssa_only_virtuals to todo_flags_finish.
225 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
227 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
228 * config/avr/avr.h (LINK_SPEC): Likewise.
229 (CRT_BINUTILS_SPECS): Likewsie.
230 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
232 2007-11-27 Jakub Jelinek <jakub@redhat.com>
235 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
236 MEM_SIZE is set on all MEMs.
238 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
240 * config/s390/s390.opt (mhard-float): Add the option to be
241 overridden. That was missing in my last patch.
243 2007-11-27 Richard Guenther <rguenther@suse.de>
245 PR tree-optimization/34241
246 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
247 to only delete real conversion chains.
249 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
251 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
252 mhard-float, mlong-double-64, mlong-double-128): Add the
253 option to be overridden.
255 2007-11-27 Richard Guenther <rguenther@suse.de>
257 * builtins.c (fold_builtin_1): Verify the argument types
258 of BUILT_IN_ISNORMAL.
259 (fold_builtin_n): Verify the number of arguments to variadic
262 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
264 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
265 * doc/invoke.texi (Blackfin Options): Document the effects.
267 2007-11-27 Ben Elliston <bje@au.ibm.com>
269 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
270 (m64): Add Negative(m32).
271 * config/rs6000/darwin.opt (m32): Add Negative(m64).
272 (m64): Add Negative(m32).
274 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
276 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
278 2007-11-26 Michael Meissner <michael.meissner@amd.com>
281 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
282 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
283 to get the mode for loading a pseudo register with a count rather
284 than duplicating code.
286 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
288 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
289 * config/avr/avr.h (LINK_SPEC): Likewise.
290 (CRT_BINUTILS_SPECS): Likewsie.
291 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
293 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
295 * c-common.c (conversion_warning): Use get_unwidened instead of
298 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
301 * c-parser.c (struct c_parser): New bit in_if_block.
302 (c_parser_compound_statement_nostart): Handle unexpected 'else'
304 (c_parser_statement_after_labels): Set in_if_block to false while
306 (c_parser_if_body): Don't call c_parser_statement_after_labels if
307 a semicolon is found, just consume it. Don't call
308 c_parser_statement_after_labels if an open brace is found, call
309 c_parser_compound_statement instead.
310 (c_parser_else_body): New.
311 (c_parser_if_statement): Set in_if_block to true when parsing the
312 body of the 'if' statement. Use c_parser_else_body.
314 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
317 * c-decl.c (store_parm_decls): Pass 'false' for the new
318 allocate_struct_function parameter.
319 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
320 * tree-parloops.c (create_loop_fn): Likewise.
321 * function.c (push_function_context_to, push_struct_function,
322 init_function_start): Likewise.
323 (allocate_struct_function): Add boolean parameter.
324 * tree.h (allocate_struct_function): Add boolean parameter.
325 * function.h (struct function): Move returns_struct and
326 returns_pcc_struct to the end of the structure definiton.
328 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
331 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
332 virtual registers are instantiated.
333 (truncxf<mode>2): Ditto.
334 (floatsi<mode>2): Ditto.
338 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
341 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
342 the address before it is clobbered.
344 2007-11-26 Nick Clifton <nickc@redhat.com>
346 * config/mn10300/mn10300.md: (call_internal): Remove mode on
347 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
348 (call_value_internal): Remove mode on operands 0 and 1 in order to
349 match UNPSEC'ed calls generated in PIC mode.
350 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
353 2007-11-26 Richard Guenther <rguenther@suse.de>
356 * builtins.c (expand_builtin_pow): Use expand_expr to expand
357 the result of build_call_expr.
359 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
360 Revital Eres <eres@il.ibm.com>
363 * bb-reorder.c (insert_section_boundary_note): Clear
364 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
366 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
368 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
370 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
372 * dwarf2asm.c (splay_tree_compare_strings): New function.
373 (dw2_force_const_mem): Use it.
375 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
377 * tree.c (type_hash_add): Don't violate strict aliasing rules.
379 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
382 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
383 matches between anonymous union fields.
385 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
387 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
388 declarations and blocks only after inlining. Check that
389 non-empty blocks are not dropped.
390 * tree-inline.c (expand_call_inline): Check that functions are
391 not inlined too late.
393 2007-11-26 Ben Elliston <bje@au.ibm.com>
395 * unwind-dw2-fde.c: Fix comment typo.
396 * unwind-generic.h: Likewise, fix comment typos.
398 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
400 * tree-sra.c (scalarize_use): Adjust the vpos argument to
401 sra_explode_bitfield_assignment in cases where the type is
402 wider than the bitfield.
404 2007-11-25 Richard Guenther <rguenther@suse.de>
406 * tree.h (struct tree_block): Move locus member next to flags.
407 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
408 (SCOPE_LIST_CONCAT): Likewise.
409 (pop_scope): Likewise.
410 * function.c (instantiate_decls_1): Likewise.
411 (setjmp_vars_warning): Likewise.
412 * emit-rtl.c (set_used_decls): Likewise.
413 * tree-inline.c (add_lexical_block): Likewise.
415 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
417 * rtlanal.c (label_is_jump_target_p): Return true for a matching
419 * reorg.c (fill_slots_from_thread): Correct last change to use
420 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
421 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
422 * jump.c (mark_jump_label_1): Add comment for last change
423 regarding JUMP_LABEL setting.
424 * gcse.c (add_label_notes): Remove conditional that the label is
425 mentioned in insn before adding regnote.
426 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
427 single_set insn only feeding a label to a jump through a
428 register that dies there.
430 2007-11-23 Dirk Mueller <dmueller@suse.de>
431 Richard Guenther <rguenther@suse.de>
434 * tree-vrp.c (check_array_ref): Move check for valid location..
435 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
437 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
439 * reload.c (find_reloads_address_1) <autoincdec cases>:
440 Call REG_OK_FOR_CONTEXT with the autoincdec code, not
443 2007-11-23 Richard Guenther <rguenther@suse.de>
444 Michael Matz <matz@suse.de>
446 PR tree-optimization/34176
447 * alloc-pool.h (empty_alloc_pool): Declare.
448 * alloc-pool.c (empty_alloc_pool): New function.
449 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
450 valid table if a lookup from the optimistic table failed.
451 (vn_unary_op_lookup): Likewise.
452 (vn_binary_op_lookup): Likewise.
453 (vn_phi_lookup): Likewise.
454 (process_scc): Clear optimistic tables before every iteration.
456 2007-11-23 Richard Guenther <rguenther@suse.de>
458 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
459 (merge_alias_info): Do verification only if checking is
460 enabled. Merge flow-sensitive alias information in simple cases.
461 * tree-ssa-operands.c (get_addr_dereference_operands): Also
462 complain about missing NMTs.
464 2007-11-23 Jakub Jelinek <jakub@redhat.com>
467 * c-common.c (conversion_warning): For INTEGER_TYPE to
468 INTEGER_TYPE conversions call get_narrower on expr to avoid
469 spurious warnings from binop shortening or when the implicit
470 conversion can't change the value.
472 2007-11-22 Joseph Myers <joseph@codesourcery.com>
475 * c-decl.c (set_array_declarator_inner): Don't give error for
476 static or type qualifiers in abstract declarator. Remove
477 abstract_p parameter.
478 * c-tree.h (set_array_declarator_inner): Update prototype.
479 * c-parser.c (c_parser_direct_declarator_inner): Update call to
480 set_array_declarator_inner.
481 * doc/standards.texi: Update for C99 TC3.
483 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
485 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
486 line in my edit of the last change.
488 2007-11-22 Jakub Jelinek <jakub@redhat.com>
491 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
492 and TREE_READONLY on the fn decl rather than passing a chain
495 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
497 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
499 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
501 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
502 of ix86_arch and ix86_tune into a switch statement.
503 (enum processor_type): Default PROCESSOR_I386 to 0.
504 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
505 of "ix86_tune == PROCESSOR_K6".
506 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
509 2007-11-22 Tom Tromey <tromey@redhat.com>
511 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
512 avoid writing into string allocated by ggc_alloc_string.
514 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
517 * config/sh/sh.md (binary_sf_op): Remove.
518 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
519 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
520 and gen_binary_sf_op1.
522 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
524 * regclass.c (init_reg_autoinc): Fix typo preventing test of
525 secondary output reload when setting forbidden_inc_dec_class.
527 2007-11-21 Richard Guenther <rguenther@suse.de>
529 PR tree-optimization/34148
530 * tree-ssa-structalias.c (create_variable_info_for): Do not use
531 field-sensitive PTA for single-element structures.
532 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
533 SFTs for single-element structures.
535 2007-11-20 Richard Guenther <rguenther@suse.de>
538 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
539 of the signed INT_CST_LT.
540 * stmt.c (expand_case): Likewise.
541 (estimate_case_costs): Likewise.
543 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
545 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
546 its binary representation.
548 2007-11-20 Richard Guenther <rguenther@suse.de>
550 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
553 2007-11-20 Thiemo Seufer <ths@mips.com>
555 * config/mips/mips.c (mips_file_start): Add support for
556 flagging 32-bit code with -mfp64 floating-point.
558 2007-11-20 Jakub Jelinek <jakub@redhat.com>
561 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
562 (c_gimplify_expr): Use it.
564 2007-11-20 Ben Elliston <bje@au.ibm.com>
566 * config/spu/spu_mfcio.h: Fix typo.
568 2007-11-20 Ben Elliston <bje@au.ibm.com>
570 * unwind.inc: Comment that unwind-sjlj.c includes this file.
572 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
573 Ben Elliston <bje@au.ibm.com>
575 * config/spu/mfc_tag_release.c: New file.
576 * config/spu/mfc_multi_tag_release.c: Likewise.
577 * config/spu/mfc_multi_tag_reserve.c: Likewise.
578 * config/spu/mfc_tag_release.c: Likewise.
579 * config/spu/mfc_tag_reserve.c: Likewise.
580 * config/spu/mfc_tag_table.c: Likewise.
581 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
582 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
583 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
584 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
585 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
586 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
587 mfc_multi_tag_release): Likewise.
588 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
589 __mfc_multi_tag_release): Declare.
591 2007-11-19 Jason Merrill <jason@redhat.com>
593 PR debug/28834, debug/29436, c/32326
594 * tree.c (build_type_attribute_qual_variant): Refuse to make
595 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
596 * doc/extend.texi (Type Attributes): Don't encourage people to add
597 attributes to struct/enum types in a typedef. Fix
598 transparent_union example.
600 * tree-inline.c (remap_type_1): Remove code that's redundant with
602 (build_duplicate_type): Set id.copy_decl.
603 * c-common.c (handle_transparent_union_attribute): Simplify logic.
605 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
607 * config/rs6000/rs6000.c (invalid_e500_subreg,
608 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
609 rs6000_legitimize_address, rs6000_legitimize_reload_address,
610 rs6000_legitimate_address, function_arg_advance,
611 spe_build_register_parallel, rs6000_spe_function_arg,
612 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
613 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
614 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
615 TDmode similarly to DFmode and TFmode.
616 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
617 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
619 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
621 * stor-layout.c (lang_adjust_rli): Delete.
622 (set_lang_adjust_rli): Likewise.
623 (layout_type): Do not call lang_adjust_rli hook.
624 * tree.h (set_lang_adjust_rli): Delete.
626 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
628 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
629 n_dregs_to_save and n_pregs_to_save.
630 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
632 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
633 able to save single D/P registers that aren't saved by the push/pop
636 2007-11-19 Richard Guenther <rguenther@suse.de>
638 PR tree-optimization/34099
639 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
640 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
641 if only one operand is undefined.
643 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
645 PR tree-optimization/34036
646 * opts.c (set_fast_math_flags): Do not set flags in common
647 with set_unsafe_math_optimizations_flags, invoke it directly.
648 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
649 and flag_signed_zeros.
650 * toplev.c (process_options): Force flag_associative_math to 0 and
651 warn, if it is set and either flag_trapping_math or flag_signed_zeros
653 * doc/invoke.texi (Optimize Options): Document the new behavior
654 of -funsafe-math-optimizations, that -fassociative-math requires
655 both -fno-signed-zeros and -fno-trapping-math and make it clear
656 that -fno-trapping-math requires -fno-signaling-nans. Refactor
657 documentation of -ffast-math.
659 2007-11-18 Jakub Jelinek <jakub@redhat.com>
661 PR rtl-optimization/34132
662 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
666 * optabs.h (optab_table): Change type to struct optab from optab.
667 (convert_optab_table): Similarly.
668 Adjust all _optab macros to expand to addresses of optab_table
669 resp. convert_optab_table elements rather than the values of the
671 * optabs.c (optab_table): Change typype to struct optab from optab.
672 If compiled by recent GCC, initialize all the insn_code fields in
673 the array using designated range initializers.
674 (convert_optab_table): Similarly.
675 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
676 set_conv_libfunc): Into libfunc_entry's optab field store index within
677 optab_table resp. convert_optab_table array instead of difference
678 between two separately malloced addresses.
679 (new_optab): Add op argument, don't return anything. Initialize
680 just the insn_code field in handlers array and only when needed.
681 (init_optab, init_optabv): Add op argument, don't return anything.
682 Adjust new_optab caller.
683 (new_convert_optab): Removed.
684 (init_convert_optab): Add op argument, don't return anything, don't
685 call new_convert_optab. If needed, initialize insn_code field in
687 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
689 (debug_optab_libfuncs): Adjust uses of optab_table and
690 convert_optab_table arrays.
692 2007-11-18 Richard Guenther <rguenther@suse.de>
694 PR tree-optimization/34127
695 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
696 Make code match up the comments, require compatibility of the
699 2007-11-17 Richard Guenther <rguenther@suse.de>
702 * fold-const.c (extract_muldiv_1): Do not move negative
703 constants inside ABS_EXPR.
705 2007-11-16 Ian Lance Taylor <iant@google.com>
707 * collect2.c (dump_file): If a demangled symbol is followed by a
708 space, make sure we output at least one space.
710 2007-11-16 Richard Guenther <rguenther@suse.de>
713 * fold-const.c (fold_binary): Use correct types for folding
714 1 << X & Y to Y >> X & 1.
716 2007-11-16 Richard Guenther <rguenther@suse.de>
718 PR tree-optimization/33870
719 * tree.h (struct tree_memory_tag): Add base_for_components flag.
720 (struct tree_struct_field_tag): Remove nesting_level field.
721 (SFT_NESTING_LEVEL): Remove.
722 (SFT_BASE_FOR_COMPONENTS_P): Add.
723 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
724 base_for_components flag.
725 (push_fields_onto_fieldstack): Remove nesting_level parameter.
726 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
728 (create_overlap_variables_for): Deal with it.
729 * tree-dfa.c (dump_subvars_for): Likewise.
730 (dump_variable): Likewise.
731 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
732 Set base_for_components for first elements of sub-structures.
733 (create_variable_info_for): Handle base_for_components.
734 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
735 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
736 * tree-ssa-operands.c (ref_nesting_level): Remove.
737 (add_vars_for_offset): Remove full_ref parameter, always add
738 the offset of the pointed-to SFT.
739 (add_virtual_operand): Adjust for changed signature of
742 2007-11-16 Sa Liu <saliu@de.ibm.com>
744 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
745 floatunssidf2 and floatunsdidf2.
747 2007-11-16 Richard Guenther <rguenther@suse.de>
749 PR tree-optimization/34113
750 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
751 Use correct conversion direction for checking type compatibility.
753 2007-11-16 Richard Guenther <rguenther@suse.de>
755 PR tree-optimization/34099
756 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
757 that produce UNDEFINED result if at least one of its operands
758 is UNDEFINED. By default the result is only UNDEFINED if all
759 operands are UNDEFINED.
761 2007-11-16 Jakub Jelinek <jakub@redhat.com>
764 * gcc.c (init_spec): Don't initialize asm_debug here...
765 (main): ... but here.
767 2007-11-07 Tom Tromey <tromey@redhat.com>
769 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to
771 * tree-parloops.c (create_loop_fn): Use set_cfun.
772 * gengtype.c (open_base_files): Emit #undef cfun.
773 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
774 * function.h (cfun): New define.
775 * function.c: Undefine cfun.
777 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
779 * config/avr/avr.c (avr_mcu_types): Add attiny88.
780 * config/avr/avr.h (LINK_SPEC): Likewise.
781 (CRT_BINUTILS_SPECS): Likewsie.
782 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
784 2007-11-15 Jakub Jelinek <jakub@redhat.com>
787 * tree-ssa-ccp.c (optimize_stack_restore): New function.
788 (execute_fold_all_builtins): Call optimize_stack_restore for
789 BUILT_IN_STACK_RESTORE.
791 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
793 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
794 propagation into an address; that's done in should_replace_address.
796 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
798 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
799 * config/spu/spu.c (legitimate_const): Remove.
800 (classify_immediate): Inline call to legitimate_const.
801 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
802 for any constant, not just -512 .. 511.
804 2007-11-15 Sa Liu <saliu@de.ibm.com>
806 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
807 condition from HONOR_NANS test.
808 * config/spu/spu.md (ceq_df): Always generate comparison code
809 inline, including checks for NaNs and infinities.
811 (cgt_v2df): Likewise.
812 (cmpdf): Make this expander unconditional.
814 2007-11-15 Richard Guenther <rguenther@suse.de>
816 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
817 to only create SFTs if we also create variable infos for PTA.
818 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping
821 2007-11-15 Richard Guenther <rguenther@suse.de>
823 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
824 type for TBAA pruning.
825 (find_what_p_points_to): Call set_uids_in_ptset with the original
826 pointer, not the decl of the solution we collapsed to.
828 2007-11-14 David Daney <ddaney@avtrex.com>
830 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
833 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
836 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
837 for registers in BR_REGS class.
839 2007-11-14 Jakub Jelinek <jakub@redhat.com>
842 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
843 init_ssa_operands has not been called for cfun.
845 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
847 PR tree-optimization/34046
848 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
849 scaling if the old probability is greater than the new base.
851 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
853 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
854 unused edges after loop duplication.
856 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
858 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
859 (enum target_cpu_default): ... this enum.
860 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
861 * config/i386/i386.c (override_options): ... here.
862 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
863 TARGET_CPU_DEFAULT_i486.
865 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
867 * global.c (rest_of_handle_global_alloc): Fix comment typos.
868 * config/sh/sh.c (sh_rtx_costs): Likewise.
869 * ChangeLog: Likewise.
871 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
873 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
874 should not be of pointer type.
876 2007-11-13 Michael Meissner <michael.meissner@amd.com>
878 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate
881 2007-11-13 Sterling Augustine <sterling@tensilica.com>
882 Bob Wilson <bob.wilson@acm.org>
884 * config/xtensa/unwind-dw2-xtensa.c: New.
885 * config/xtensa/unwind-dw2-xtensa.h: New.
886 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
887 (DWARF2_UNWIND_INFO): Remove.
888 (DWARF_FRAME_REGISTERS): Define.
889 (EH_RETURN_DATA_REGNO): Define.
890 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
892 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
894 2007-11-13 Jakub Jelinek <jakub@redhat.com>
896 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
897 -fsched-stalled-insns.
899 PR tree-optimization/34063
900 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
901 as first chrec_fold_plus operand rather than second.
903 2007-11-13 Diego Novillo <dnovillo@google.com>
905 PR tree-optimization/33870
906 * tree.h (strcut tree_memory_tag): add field unpartitionable.
907 remove field in_nested_struct.
908 (struct tree_struct_field_tag): add field nesting_level.
909 (sft_in_nested_struct): remove.
910 (sft_nesting_level): define.
911 (sft_unpartitionable_p): define.
912 * tree-ssa-alias.c (mem_sym_score): if mp->var is not
913 partitionable, return long_max.
914 (compute_memory_partitions): do not partition sfts marked
916 (create_sft): add argument nesting_level. set
917 sft_nesting_level with it. update all users.
918 (create_overlap_variables_for): show nesting level.
919 * tree-dfa.c (dump_subvars_for): likewise.
920 (dump_variable): likewise.
921 show whether the sft is partitionable or not.
922 * tree-flow.h (struct fieldoff): remove field
924 add field nesting_level.
925 * tree-ssa-structalias.c (struct variable_info): remove
926 field in_nested_struct.
927 (push_fields_onto_fieldstack): add argument
928 nesting_level. update all users.
929 update documentation.
930 update pair->nesting_level with nesting_level.
931 make recursive calls with nesting_level + 1.
932 (set_uids_in_ptset): if an sft is added to the points-to
933 set, mark it as unpartitionable.
934 * tree-ssa-operands.c (ref_nesting_level): new.
935 (add_vars_for_offset): call it.
936 add argument full_ref. update
938 if var is inside a nested structure and the nesting level
939 of full_ref is lower than the nesting level of var,
940 adjust offset by the offset of var.
942 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
944 PR tree-optimization/32582
945 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
947 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
949 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
950 functions can be used as constant.
952 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
954 PR rtl-optimization/34035
955 * cse.c (cse_cfg_altered): New global variable.
956 (cse_jumps_altered): Make boolean.
957 (recorded_label_ref): Likewise.
958 (cse_insn): Adjust for above changes.
959 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
960 if dead edges have been purged.
961 (cse_main): Change return value specification and adjust code.
962 (rest_of_handle_cse): Adjust for above change.
963 (rest_of_handle_cse2): Likewise.
964 * gcse.c (rest_of_handle_gcse): Likewise.
966 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
967 Michael Meissner <michael.meissner@amd.com>
969 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
970 get the appropriate suffix for the coms* instruction.
971 (sse5_pcmov_<mode>): Restrict operands of pcmov
972 for scalar case to be only xmm registers and not memory.
974 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
975 constraints to follow the mnemonics for the pcmov instruction
977 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
980 * config/mips/mips.c (mips_return_fpr_single): New function.
981 (mips_function_value): Use it when returning single-field
983 (mips_expand_call): Handle the PARALLELs created by
984 mips_return_fpr_single.
986 2007-11-12 Richard Guenther <rguenther@suse.de>
989 * fold-const.c (fold_binary): If testing for non-negative
990 operands with tree_expr_nonnegative_warnv_p make sure to
991 use op0 which has all (sign) conversions retained.
993 2007-11-12 Richard Guenther <rguenther@suse.de>
996 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
997 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
999 2007-11-12 Ira Rosen <irar@il.ibm.com>
1001 PR tree-optimization/33953
1002 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
1003 allocate vec_oprnds1 according to the number of created vector
1004 statements. In case of shift with scalar argument, store scalar operand
1005 for every vector statement to be created for the SLP node. Fix a
1008 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
1010 * gcse.c (CUID_INSN): Remove.
1012 (alloc_gcse_mem): Don't allocate cuid_insn.
1013 (free_gcse_mem): Don't free cuid_insn.
1015 2007-11-10 Jakub Jelinek <jakub@redhat.com>
1018 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
1022 * tree-inline.h (copy_body_data): Add regimplify field.
1023 * tree-inline.c (copy_body_r): Set id->regimplify to true
1024 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
1026 (copy_bb): Clear id->regimplify before walk_tree, if it is
1027 set afterwards, regimplify the whole statement.
1029 PR tree-optimization/33680
1030 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
1031 if the added cast involves variable length types.
1033 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1034 Maxim Kuvyrkov <maxim@codesourcery.com>
1036 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
1037 instead of TRUE_BARRIER for jumps. Add register dependencies
1038 even when reg_pending_barrier is set.
1040 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1042 * haifa-sched.c (haifa_classify_insn): Rename to ...
1043 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
1044 handle PARALLELs by recursing. Use it ...
1045 (haifa_classify_insn): ... here. Reimplement.
1047 2007-11-09 Richard Guenther <rguenther@suse.de>
1049 * bitmap.h (bitmap_single_bit_set_p): Declare.
1050 * bitmap.c (bitmap_single_bit_set_p): New function.
1051 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
1052 (maybe_create_global_var): Use bitmap_empty_p.
1054 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
1055 Jakub Jelinek <jakub@redhat.com>
1057 PR rtl-optimization/34012
1058 * fwprop.c (try_fwprop_subst): Do not replace if the new
1059 SET_SRC has a higher cost than the old one.
1061 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1063 PR rtl-optimization/33732
1064 * reload.c (push_reload): Check that the REG_DEAD note was referring
1065 to a hardreg or to a pseudo that has been assigned exactly one hardreg
1066 before considering it in order to select the reload register.
1067 (combine_reloads): Likewise.
1068 (find_dummy_reload): Likewise.
1070 2007-11-09 Richard Guenther <rguenther@suse.de>
1072 * tree-flow.h (struct ptr_info_def): Make escape_mask a
1074 (struct ptr_info_def): Likewise.
1075 (enum escape_type): Also use bit zero.
1077 2007-11-09 Richard Guenther <rguenther@suse.de>
1079 PR tree-optimization/33604
1080 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1081 Disregard changes in CV qualifiers of pointed to types for
1082 forward propagating ADDR_EXPRs.
1083 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
1086 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
1088 * dse.c (find_shift_sequence): Always choose an integer mode for
1090 (replace_read): Require both the read and store mode to be
1091 integer ones. Remove a then-redundant FLOAT_P check.
1093 2007-11-08 Richard Guenther <rguenther@suse.de>
1095 * tree-dfa.c (remove_referenced_var): If removing a
1096 variable which has subvars, also remove those from
1097 the referenced vars. Do not create a variable annotation.
1099 2007-11-08 Bob Wilson <bob.wilson@acm.org>
1101 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
1102 argument for gen_entry calls.
1103 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
1104 (entry): Use the new attribute value. Remove unused first operand.
1106 2007-11-08 Tom Tromey <tromey@redhat.com>
1108 * c-parser.c (c_parser_translation_unit): Use location in error.
1109 (c_parser_external_declaration): Likewise.
1110 (c_parser_declaration_or_fndef): Likewise.
1111 (c_parser_enum_specifier): Likewise.
1112 (c_parser_struct_or_union_specifier): Likewise.
1113 (c_parser_struct_declaration): Likewise.
1114 (c_parser_typeof_specifier): Likewise.
1115 (c_parser_parms_list_declarator): Likewise.
1116 (c_parser_asm_string_literal): Likewise.
1117 (c_parser_braced_init): Likewise.
1118 (c_parser_initelt): Likewise.
1119 (c_parser_compound_statement_nostart): Likewise.
1120 (c_parser_statement_after_labels): Likewise.
1121 (c_parser_do_statement): Likewise.
1122 (c_parser_asm_statement): Likewise.
1123 (c_parser_conditional_expression): Likewise.
1124 (c_parser_unary_expression): Likewise.
1125 (c_parser_sizeof_expression): Likewise.
1126 (c_parser_postfix_expression): Likewise.
1127 (c_parser_postfix_expression_after_paren_type): Likewise.
1128 (c_parser_objc_class_instance_variables): Likewise.
1129 (c_parser_objc_method_definition): Likewise.
1130 (c_parser_objc_methodprotolist): Likewise.
1131 (c_parser_pragma): Likewise.
1132 (c_parser_omp_clause_num_threads): Likewise.
1133 (c_parser_omp_clause_schedule): Likewise.
1134 (c_parser_omp_all_clauses): Likewise.
1135 (c_parser_omp_sections_scope): Likewise.
1136 (c_parser_label): Use location of label, not colon.
1138 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
1141 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
1144 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1147 * ipa-pure-const.c (static_execute): Added code to keep recursive
1148 functions from being marked as pure or const.
1149 * ipa-utils.c (searchc): Fixed comment.
1151 2007-11-08 Tom Tromey <tromey@redhat.com>
1153 * common.opt (fshow-column): Default to 0.
1154 * configure: Rebuilt.
1155 * configure.ac (--enable-mapped-location): Default to 'yes'.
1157 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1159 * common.opt: Add pointer to doc/options.texi.
1160 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
1161 -fipa-reference): Add or correct doc. Sorted options list for -Os
1164 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
1167 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
1168 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
1169 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
1170 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
1171 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
1172 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
1173 to TARGET_BIG_ENDIAN_DEFAULT.
1174 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
1175 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
1176 to TARGET_BIG_ENDIAN_DEFAULT.
1178 2007-11-07 Diego Novillo <dnovillo@google.com>
1180 * tree.h (struct tree_struct_field_tag): Move field
1181 in_nested_struct ...
1182 (struct tree_memory_tag): ... here.
1184 2007-11-07 Diego Novillo <dnovillo@google.com>
1187 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
1188 (SFT_IN_NESTED_STRUCT): Define.
1189 * tree-dfa.c (dump_subvars_for): Show offset of each
1191 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
1192 * tree-ssa-structalias.c (struct variable_info): Likewise.
1193 (push_fields_onto_fieldstack): If OFFSET is positive,
1194 set in_nested_struct.
1195 (create_variable_info_for): Copy setting of
1196 in_nested_struct from the field offset object.
1197 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
1198 variable info object.
1199 * tree-ssa-operands.c (add_vars_for_offset): If VAR
1200 belongs to a nested structure, adjust OFFSET by
1203 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1205 PR rtl-optimization/33737
1206 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
1207 target block after computing the probabilities of outgoing edges.
1208 Cap the frequency to BB_FREQ_MAX.
1209 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
1210 frequency of the basic block if it has been reused.
1212 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1214 PR rtl-optimization/33822
1215 * rtl.h (REG_OFFSET): Fix comment.
1216 * var-tracking.c (INT_MEM_OFFSET): New macro.
1217 (var_mem_set): Use it.
1218 (var_mem_delete_and_set): Likewise.
1219 (var_mem_delete): Likewise.
1220 (same_variable_part_p): Likewise.
1221 (vt_get_decl_and_offset): Likewise.
1222 (offset_valid_for_tracked_p): New predicate.
1223 (count_uses): Do not track locations with invalid offsets.
1224 (add_uses): Likewise.
1225 (add_stores): Likewise.
1227 2007-11-07 Tom Tromey <tromey@redhat.com>
1229 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
1230 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
1232 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
1233 Andrey Belevantsev <abel@ispras.ru>
1235 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
1236 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
1237 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
1238 Save calculated max_asap in it.
1239 (sms_schedule): Calculate maxii using max_asap.
1241 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
1243 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
1244 with -mhard-dfp/-mno-hard-dfp.
1246 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1247 Jakub Jelinek <jakub@redhat.com>
1250 * haifa-sched.c (check_sched_flags): Remove.
1251 (sched_init): Don't call it.
1253 2007-11-06 Diego Novillo <dnovillo@google.com>
1255 * tree-flow.h (struct fieldoff): Reformat comment.
1257 * tree-ssa-operands.c: Tidy top-level comments.
1258 (add_vop): Likewise.
1259 (add_vars_for_offset): Tidy parameter formatting..
1260 (get_addr_dereference_operands): Likewise.
1261 (get_indirect_ref_operands): Likewise.
1262 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
1263 <OMP_ATOMIC_STORE>: Likewise.
1265 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
1268 * config/i386/driver-i386.c: Test for __GNUC__ instead of
1269 GCC_VERSION which is always defined.
1271 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1274 * reload1.c (find_reloads): Also check in_reg when handling a
1275 simple move with an input reload and a destination of a hard
1278 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1280 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
1281 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
1282 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
1283 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1284 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
1285 (m68k_sched_attr_type2): New function.
1286 (sched_adjust_cost_state): New static variable.
1287 (m68k_sched_adjust_cost): New static function implementing
1289 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
1290 New static variables.
1291 (m68k_sched_variable_issue): New static function implementing
1293 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
1294 (sched_dump_split_class): New static function.
1295 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
1297 (sched_dump_dfa_class, m68k_sched_dump): New static function.
1298 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1299 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
1300 m68k_sched_dfa_post_advance_cycle): New static functions implementing
1303 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
1304 (CPU_UNITS_QUERY): Define.
1306 * config/m68k/cf.md: New file.
1307 * config/m68k/m68.md (cf.md): New include.
1309 2007-11-06 Tom Tromey <tromey@redhat.com>
1311 PR c++/32256, PR c++/32368:
1312 * function.c (saved_in_system_header): New global.
1313 (push_cfun): Save in_system_header.
1314 (pop_cfun): Restore in_system_header.
1315 (push_struct_function): Save in_system_header.
1317 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
1321 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
1322 (complete_array_type): Set canonical type appropriately.
1323 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
1324 C and C++ front ends now have different versions of this function,
1325 because the C++ version needs to maintain canonical types here.
1327 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
1329 * tree-parloops.c (reduction_info): Remove reduction_init field.
1330 (initialize_reductions): Remove creation of the reduction_init variable.
1331 (struct data_arg): Remove.
1332 (add_field_for_reduction, create_stores_for_reduction): New functions.
1333 (add_field_for_name): Remove reduction handling.
1334 (separate_decls_in_loop): Call add_field_for_reduction,
1335 create_stores_for_reduction.
1337 2007-11-06 Jakub Jelinek <jakub@redhat.com>
1339 PR tree-optimization/33458
1340 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
1341 !is_gimple_val PHI argument, gimplify it and insert it on edge.
1343 PR tree-optimization/33993
1344 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
1345 rather than build_constructor_from_list if all list values are
1347 (get_initial_def_for_induction): Use build_vector instead of
1348 build_constructor_from_list.
1350 2007-11-05 Mark Mitchell <mark@codesourcery.com>
1353 * tree.h (DECL_INIT_PRIORITY): Do not require
1354 DECL_HAS_INIT_PRIORITY_P.
1355 (DECL_FINI_PRIORITY): Likewise.
1356 * tree.c (decl_init_priority_lookup): Remove assert.
1357 (decl_fini_priority_insert): Likewise.
1358 * cgraphunit.c (static_ctors): Make it a VEC.
1359 (static_dtors): Likewise.
1360 (record_cdtor_fn): Adjust accordingly.
1361 (build_cdtor): Generate multiple functions for each initialization
1363 (compare_ctor): New function.
1364 (compare_dtor): Likewise.
1365 (cgraph_build_cdtor_fns): Sort the functions by priority before
1366 calling build_cdtor.
1367 (cgraph_build_static_cdtor): Put the priority in the function's
1370 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
1373 * common.opt: Add shared and pie.
1375 2007-11-05 Bob Wilson <bob.wilson@acm.org>
1377 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
1378 replace references to virtual_stack_vars_rtx in goto_handler.
1380 2007-11-05 Paul Brook <paul@codesourcery.com>
1382 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
1383 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
1384 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
1385 arm_lang_output_object_attributes_hook.
1386 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
1387 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
1388 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
1390 * config/arm/t-arm.c (arm.o): New rule.
1391 * config/arm/arm-c.c: New file.
1393 2007-11-05 Nick Clifton <nickc@redhat.com>
1394 Sebastian Pop <sebastian.pop@amd.com>
1396 PR tree-optimization/32540
1397 PR tree-optimization/33922
1398 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
1399 * tree-ssa-pre.c: Include params.h.
1400 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
1401 to limit the maximum length of the PA set for a given block.
1402 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
1403 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
1405 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
1407 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
1408 __fixunssfDI): Make return type unsigned.
1409 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
1410 __fixunssfDI): Make return type unsigned.
1412 2007-11-05 Jakub Jelinek <jakub@redhat.com>
1414 PR tree-optimization/33856
1415 * tree-data-ref.c (get_references_in_stmt): Don't add
1416 REFERENCE_CLASS_P trees to references vector if get_base_address
1417 returns NULL on them.
1419 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
1421 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
1423 2007-11-04 Andrew Pinski <pinskia@gmail.com>
1426 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
1427 for TRUTH_NOT_EXPR to type.
1429 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
1431 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
1433 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1436 * dwarf2out.c (add_calling_convention_attribute): Change
1437 second argument. Set calling convention to DW_CC_program for
1438 Fortran main program.
1439 (gen_subprogram_die): Adjust to new prototype for
1440 add_calling_convention_attribute.
1442 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
1444 PR tree-optimization/33987
1445 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
1447 (vectorizable_reduction): Add type check.
1449 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1452 * c-parser.c (c_parser_statement_after_labels): Error if a
1453 declaration is parsed after a label.
1455 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
1458 * reorg.c (emit_delay_sequence): Do not clear the locator on
1459 the jump instruction.
1461 2007-11-03 Jakub Jelinek <jakub@redhat.com>
1464 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
1465 current sched region.
1467 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1469 * config/ia64/ia64.c (struct reg_write_state): Change into
1470 unsigned short bitfields rather than unsigned int, decrease
1471 first_pred to just 10 bits.
1472 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
1473 into two char array.
1474 (rws_insn_set, rws_insn_test): New functions.
1475 (in_safe_group_barrier): New variable.
1476 (rws_update): Remove first argument, always set rws_sum array.
1477 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
1478 or update rws_sum if !in_safe_group_barrier, adjust rws_update
1480 (rtx_needs_barrier): Use rws_insn_test macro.
1481 (safe_group_barrier_needed): Don't save/restore rws_sum array,
1482 instead set/clear in_safe_group_barrier flag.
1484 2007-11-02 Bob Wilson <bob.wilson@acm.org>
1486 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
1487 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
1488 pointer or frame pointer.
1489 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
1490 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1491 (DWARF2_UNWIND_INFO): Define.
1492 (INCOMING_RETURN_ADDR_RTX): Define.
1493 (DWARF_FRAME_RETURN_COLUMN): Define.
1495 2007-11-02 Tom Tromey <tromey@redhat.com>
1497 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
1500 2007-11-02 Diego Novillo <dnovillo@google.com>
1502 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
1503 argument from function pointer ANALYZE_EXPR. Update all
1505 * cgraph.c (debug_cgraph_node): New.
1506 (debug_cgraph): New.
1508 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1510 PR rtl-optimization/33648
1511 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
1512 the newly created basic block.
1514 2007-11-01 Richard Guenther <rguenther@suse.de>
1516 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
1518 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
1520 PR rtl-optimization/33828
1521 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
1522 of VBEIN and VBEOUT.
1524 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1526 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
1527 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
1528 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
1530 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
1532 * gcc.c (getenv_spec_function): Escape the environment variable's
1535 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1537 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
1538 show that CSE means common subexpression elimination. Change wording
1539 for -fsee and define LCM. Remove capitalization of optimizations
1540 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
1542 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1545 * doc/sourcebuild.texi (Test Directives): Document that xfail
1546 has no effect for dg-do except when dg-do-what is "run".
1548 2007-11-01 Tom Tromey <tromey@redhat.com>
1550 * c-decl.c (grokdeclarator): Set decl source locations.
1551 * c-parser.c (c_parser_enum_specifier): Set location.
1552 (c_parser_struct_or_union_specifier): Likewise.
1554 2007-11-01 Tom Tromey <tromey@redhat.com>
1556 * print-tree.c (print_node): Print column number.
1558 2007-11-01 Jakub Jelinek <jakub@redhat.com>
1561 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
1562 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
1563 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
1565 PR rtl-optimization/33673
1566 * gcse.c (cprop_jump): If a conditional jump has been optimized
1567 into unconditional jump, make the remaining normal edge fallthru
1568 and delete the jump insn.
1570 2007-11-01 Ben Elliston <bje@au.ibm.com>
1572 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
1573 (set_mem_attrs_from_reg): Likewise.
1575 2007-11-01 Michael Matz <matz@suse.de>
1577 PR tree-optimization/33961
1578 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
1579 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
1580 (add_or_mark_expr): New argument 'store', using it to search
1582 (nt_init_block): Adjust calls to add_or_mark_expr.
1584 2007-10-31 Jakub Jelinek <jakub@redhat.com>
1587 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
1588 for the first push_operand.
1590 2007-10-31 Revital Eres <eres@il.ibm.com>
1592 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
1593 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
1594 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
1595 movmisalignv2sf, vcondv2sf): New.
1596 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
1597 UNSPEC_EXTODD_V2SF): Define new constants.
1598 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
1599 paired_emit_vector_cond_expr): New.
1600 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
1601 * config/rs6000/rs6000.c (paired_expand_vector_move,
1602 paired_emit_vector_cond_expr, paired_emit_vector_compare):
1604 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
1606 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
1608 PR tree-optimization/32377
1609 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
1610 work also for unknown number of iterations.
1611 (analyze_subscript_affine_affine): Clean up. Don't fail when the
1612 number of iterations is not known.
1614 2007-10-31 Richard Guenther <rguenther@suse.de>
1617 * fold-const.c (extract_muldiv_1): Make sure to not introduce
1618 new undefined integer overflow.
1619 (fold_binary): Avoid useless conversion.
1621 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
1624 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P
1627 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
1629 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
1631 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
1632 with -mhard-dfp/-mno-hard-dfp.
1633 * config/s390/s390.opt: Likewise.
1634 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
1637 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1639 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
1641 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1643 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
1644 optimization options.
1645 (Optimize Options): Add -fdce and -fdse to the list of optimizations
1646 enabled by -O. Document -fdce and -fdse.
1648 2007-10-30 Jakub Jelinek <jakub@redhat.com>
1651 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
1652 convert second operand of COMPOUND_EXPR to the original type of
1655 2007-10-30 Richard Guenther <rguenther@suse.de>
1657 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
1658 of loop adding SFTs as virtual operands.
1660 2007-10-30 Richard Guenther <rguenther@suse.de>
1662 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
1664 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
1666 PR tree-optimization/32893
1667 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
1668 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
1670 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
1672 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
1674 (sub_ddmmss): Likewise.
1675 (umul_ppmm): Likewise.
1676 (udiv_qrnnd): Likewise.
1678 2007-10-29 Janis Johnson <janis187@us.ibm.com>
1681 * doc/sourcebuild.texi (Test Directives): Document that dg-require
1682 directives must come before dg-additional-sources.
1684 2007-10-29 Jakub Jelinek <jakub@redhat.com>
1686 PR tree-optimization/33723
1687 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
1688 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
1690 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
1692 PR tree-optimization/33614
1693 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
1694 if they can't be reduced to VECTOR_CSTs and aren't legitimate
1695 initializer constants.
1697 2007-10-29 Richard Guenther <rguenther@suse.de>
1699 PR tree-optimization/33870
1700 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
1701 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
1704 2007-10-29 Richard Guenther <rguenther@suse.de>
1706 * passes.c (init_optimization_passes): Exchange store_copy_prop
1708 * tree-pass.h (pass_store_copy_prop): Remove.
1709 * tree-ssa-copy.c (do_store_copy_prop): Remove.
1710 (stmt_may_generate-copy): Do not handle store_copy_prop.
1711 (get_copy_of_val): Likewise.
1712 (set_copy_of_val): Likewise.
1713 (copy_prop_visit_assignment): Likewise.
1714 (copy_prop_visit_stmt): Likewise.
1715 (copy_prop_visit_phi_node): Likewise.
1716 (init_copy_prop): Likewise.
1717 (execute_copy_prop): Likewise.
1718 (do_copy_prop): Remove.
1719 (gate_store_copy_prop): Likewise.
1720 (store_copy_prop): Likewise.
1721 (pass_store_copy_prop): Likewise.
1722 (pass_copy_prop): Call execute_copy_prop.
1723 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
1724 * common.opt (ftree-store-copy-prop): Mark obsolete.
1725 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
1727 2007-10-29 Ian Lance Taylor <iant@google.com>
1729 * ifcvt.c (noce_can_store_speculate_p): New static function.
1730 (noce_process_if_block): Call it.
1731 (if_convert): Remove recompute_dominance parameter. Change all
1734 2007-10-29 Richard Guenther <rguenther@suse.de>
1736 * tree-flow-inline.h (get_subvar_at): Use binary search.
1737 (get_first_overlapping_subvar): New function to binary search
1738 for the first overlapping subvar.
1739 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
1740 just handle adding subvars for a pointed-to subvar. Optimize
1741 and use get_first_overlapping_subvar.
1742 (add_vars_for_bitmap): Fold into single caller.
1743 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
1744 and non pointed-to bits of add_vars_for_offset.
1746 2007-10-29 Revital Eres <eres@il.ibm.com>
1748 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
1750 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
1751 Zdenek Dvorak <ook@ucw.cz>
1754 reduction support for automatic parallelization.
1756 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
1758 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
1759 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
1760 and OMP_ATOMIC_STORE.
1761 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1762 * gimple-low.c (lower_stmt): Same.
1763 * gimplify.c (gimplify_expr): Same.
1764 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
1765 gimplify_omp_atomic_mutex): Remove.
1766 (gimplify_omp_atomic): Change it to simply gimplify the
1767 statement instead of expanding it.
1768 * omp-low.c: Add includes to optabs.h, cfgloop.h.
1769 (expand_omp_atomic, expand_omp_atomic_pipeline,
1770 goa_stabilize_expr, expand_omp_atomic_mutex,
1771 expand_omp_atomic_fetch_op): New functions to implement
1772 expansion of OMP_ATOMIC.
1773 (expand_omp, build_omp_regions_1): Add support for
1774 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
1775 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
1777 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
1779 * tree-parloops.c: add include to tree-vectorizer.h.
1780 (reduction_info): New structure for reduction.
1781 (reduction_list): New list to represent list of reductions per loop.
1782 (struct data_arg): New helper structure for reduction.
1783 (reduction_info_hash, reduction_info_eq, reduction_phi,
1784 initialize_reductions, create_call_for_reduction,
1785 create_phi_for_local_result, create_call_for_reduction_1,
1786 create_loads_for_reductions, create_final_loads_for_reduction):
1788 (loop_parallel_p): Identify reductions, add reduction_list parameter.
1789 (separate_decls_in_loop_name): Support reduction variables.
1790 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
1791 call create_loads_for_reduction for each reduction.
1792 (canonicalize_loop_ivs): Identify reductions, add reduction_list
1794 (transform_to_exit_first_loop): Add reduction support, add
1795 reduction_list parameter.
1796 (gen_parallel_loop): Add reduction_list parameter. Add call
1797 separate_decls_in_loop with
1798 the new argument. Traverse reductions and call
1799 initialize_reductions, create_call_for_reduction.
1800 (parallelize_loops): Create and delete the reduction list.
1801 (add_field_for_name): Change use of data parameter. Add fields for
1803 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
1804 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
1805 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1806 * tree-inline.c (estimate_num_insns_1): add cases for
1807 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1808 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1809 * tree-ssa-operands.c (get_addr_dereference_operands):
1810 New function. Subroutine of get_indirect_ref_operands.
1811 (get_indirect_ref_operands): Call get_addr_dereference_operands.
1812 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1815 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
1817 * config/cris/cris.c: Include df.h.
1818 (cris_address_cost): Add gcc_assert for canonicalization
1819 assumptions. For PLUS with MULT or register, correct
1820 test for register in other arm. Tweak comments.
1822 2007-10-28 Richard Guenther <rguenther@suse.de>
1824 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
1825 telling if the var is to be treated as points-to location.
1826 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
1827 (add_virtual_operand): Only recurse into MPTs if aliases
1830 2007-10-28 Richard Guenther <rguenther@suse.de>
1832 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
1833 (add_vars_for_bitmap): Do not recurse further. Only add vars
1834 for pointed-to SFTs.
1835 (add_virtual_operand): Re-instantiate loop to add operands for
1836 aliases. Recurse into MPTs.
1837 (get_indirect_ref_operands): If we fall back to use a pointers
1838 SMT, make sure to not prune based on the access offset and size.
1840 2007-10-28 Andrew Pinski <pinskia@gmail.com>
1843 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
1844 the eh information on the statement.
1846 2007-10-28 Richard Guenther <rguenther@suse.de>
1848 * tree-flow.h (subvar_t): Make it a VEC.
1849 (struct subvar): Remove.
1850 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
1851 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
1853 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1854 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
1855 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
1856 (set_initial_properties): Likewise.
1857 (setup_pointers_and_addressables): Likewise.
1858 (new_type_alias): Likewise.
1859 (create_overlap_variables_for): Likewise.
1860 * tree-dfa.c (dump_subvars_for): Likewise.
1861 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
1862 (get_expr_operands): Likewise.
1863 (add_to_addressable_set): Likewise.
1864 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1866 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
1868 PR tree-optimization/33920
1869 * tree-if-conv.c (tree_if_conversion): Force predicate of single
1870 successor bb to true when predecessor bb has NULL predicate.
1871 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
1873 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1875 * config/mips/mips.md: Add combiner patterns for DImode extensions
1876 of HImode and QImode truncations. Reformat HImode <- QImode pattern
1879 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1882 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
1884 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1886 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
1887 LIBCALL notes if they are about to be moved to the same insn.
1889 2007-10-27 Richard Guenther <rguenther@suse.de>
1891 PR tree-optimization/33870
1892 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
1893 duplication. Remove redundant call to access_can_touch_variable.
1894 (add_vars_for_bitmap): New helper for recursing over MPT contents.
1895 (add_virtual_operand): Use it.
1897 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1900 * pa.h (ASM_PN_FORMAT): Delete define.
1902 2007-10-26 Janis Johnson <janis187@us.ibm.com>
1904 * doc/invoke.texi (Option Summary, optimizations): Remove
1905 -fbounds-check. Add -fassociative-math, -freciprocal-math,
1906 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
1907 -fsplit-wide-types to match later entry. Break up a long line.
1908 (Option Summary, code gen options) Add -fno-stack-limit. Add
1909 missing @gol to the end of a line.
1910 (Optimization Options): Remove -fbounds-check, which is also
1911 documented under Code Generation Options. Remove =n from
1912 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
1913 to -fcprop-registers to match other options, and say when it is
1914 enabled rather than disabled. Remove extra index entry for
1915 -fno-cx-limited-range. Add index entries for -fstack-protector
1916 and -fstack-protector-all.
1917 (Code Gen Options): Add index entry for -ftls-model.
1919 2007-10-26 Anatoly Sokolov <aesok@post.ru>
1921 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
1922 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
1923 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
1924 expand_epilogue, output_movhi): Don't handle 'main' function.
1925 (avr_attribute_table): Add 'OS_task' function attribute.
1926 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
1928 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
1929 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
1931 * config/avr/avr.opt (minit-stack): Remove.
1933 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
1935 * tree-nested.c (get_trampoline_type): Fix thinko.
1937 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
1940 * tree.c (build_offset_type): Build canonical type based on the
1941 TYPE_MAIN_VARIANT of the base type.
1943 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
1945 * reorg.c (emit_delay_sequence): Move insn locator from the
1946 first insn to the sequence.
1948 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
1950 * ipa-pure-const.c (check_decl): Return immediately when
1951 pure_const_state has been set to IPA_NEITHER.
1953 2007-10-25 Ira Rosen <irar@il.ibm.com>
1955 PR tree-optimization/33833
1956 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
1957 and convert init to sizetype in inner_base construction.
1959 2007-10-25 Richard Guenther <rguenther@suse.de>
1961 * tree-flow.h (mem_sym_stats): Remove.
1962 (dump_mem_sym_stats_for_var): Declare.
1963 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
1964 (mem_sym_stats): Move ...
1965 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
1966 (mem_sym_score): Rename from ...
1967 (pscore): ... this. Remove.
1968 (dump_mem_sym_stats_for_var): New function. Dump the score, but
1969 not the frequencies.
1970 (compare_mp_info_entries): Make sort stable by disambiguating
1973 2007-10-25 Ira Rosen <irar@il.ibm.com>
1975 PR tree-optimization/33866
1976 * tree-vect-transform.c (vectorizable_store): Check operands of all
1977 the stmts in the group of strided accesses. Get def stmt type for each
1978 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
1980 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
1982 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
1983 (Yt): Rename register constraint to Y2.
1984 * config/i386/sse.md: Use renamed register constraints.
1985 * config/i386/mmx.md: Ditto.
1986 * config/i386/i386.md: Ditto.
1988 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
1990 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
1992 2007-10-24 Chao-ying Fu <fu@mips.com>
1994 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
1995 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
1997 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1998 Olga Golovanevsky <olga@il.ibm.com>
2000 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
2001 the compiler that wr.wrap and wr.domain are initialized in
2004 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2006 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
2007 to print gcov_type values.
2009 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
2011 * config/avr/avr.h: Do not include progmem_section definition when
2012 building with IN_TARGET_LIBS.
2014 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2017 * config/mips/mips.c (mips_lo_sum_offset): New structure.
2018 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
2019 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
2020 (mips_orphaned_high_part_p: New functions.
2021 (mips_avoid_hazard): Don't check INSN_P here.
2022 (mips_avoid_hazards): Rename to...
2023 (mips_reorg_process_insns): ...this. Cope with
2024 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
2025 or turn them into nops.
2026 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
2027 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
2028 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
2029 (mips_override_options): Set flag_delayed_branch to 0.
2031 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2033 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
2034 MIPS-specific implementation details.
2035 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
2036 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
2037 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
2038 for targets with movmemsi.
2039 (MOVE_BY_PIECES_P): Define.
2040 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
2041 (mips_block_move_loop): Add a bytes_per_iter argument.
2042 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
2043 Update call to mips_block_move_loop.
2045 2007-10-24 Michael Matz <matz@suse.de>
2048 * var-tracking.c (variable_union): Don't break after one loop
2049 iteration but only when a difference is found.
2050 (dump_variable): Also print DECL_UID.
2052 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2054 * ipa-type-escape.h: Expose function
2055 is_array_access_through_pointer_and_index.
2057 (is_array_access_through_pointer_and_index):
2058 Add three new parameters. Add support of
2059 POINTER_PLUS_EXPR tree code.
2061 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2063 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
2064 * tree-pass.h: Add pass_ipa_struct_reorg.
2065 * common.opt: Add ipa-struct-reorg flag.
2066 * Makefile.in: Add ipa-strcut-reorg.o compilation.
2067 * passes.c: Add pass pass_ipa_struct_reorg.
2068 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
2069 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
2071 2007-10-24 Ira Rosen <irar@il.ibm.com>
2073 PR tree-optimization/33804
2074 * tree-vect-transform.c (vectorizable_operation): Remove the
2075 checks that the vectorization is worthwhile from the transformation
2078 2007-10-24 Ira Rosen <irar@il.ibm.com>
2080 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
2081 vectype cannot be determined for the scalar type.
2082 (vect_analyze_slp_instance): Likewise.
2083 * tree-vect-transform.c (vect_model_reduction_cost): Change the
2084 return type to bool. Return false if vectype cannot be determined
2085 for the scalar type.
2086 (vect_get_constant_vectors): Return false if vectype cannot be
2087 determined for the scalar type.
2088 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
2089 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
2090 vectorizable_reduction): Likewise.
2092 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
2094 * config.gcc: For a FreeBSD target, parse the value of ${target}
2095 to determine the value of FBSD_MAJOR, instead of adding an
2096 explicit check for every possible FreeBSD major version.
2098 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
2100 PR rtl-optimization/33846
2101 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
2103 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
2105 PR tree-optimization/33860
2106 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
2107 interleaved accesses in case the dr is inside the inner-loop during
2108 outer-loop vectorization.
2110 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2112 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
2113 Document MEM_POINTER. Replace mentions of "integrated"
2114 field with "return_val". Delete outdated stuff.
2116 2007-10-23 David Edelsohn <edelsohn@gnu.org>
2118 * config/rs6000/rs6000.c (rs6000_override_options): Set
2119 rs6000_altivec_abi on AIX.
2120 (conditional_register_usage): Set VR20:31 fixed on AIX.
2122 2007-10-23 Richard Guenther <rguenther@suse.de>
2124 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
2127 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
2128 David S. Miller <davem@davemloft.net>
2130 * df-scan.c (df_get_call_refs): Mark global registers as both a
2131 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
2133 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
2135 PR tree-optimization/33834
2136 PR tree-optimization/33835
2137 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
2138 stmts need to be checked for success seperately.
2139 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
2140 Remove the check that stmt is not LIVE.
2141 (vectorizable_assignment, vectorizable_induction): Likewise.
2142 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2143 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
2145 (vectorizable_live_operation): Check that op is not NULL.
2147 2007-10-22 Janis Johnson <janis187@us.ibm.com>
2149 * doc/invoke.texi (Optimization Options): In the summary, show
2150 that the value for options -falign-jumps, -falign-labels,
2151 -falign-loops, -falign-functions, -fsched-stalled-insns, and
2152 -fsched-stalled-insns-dep is optional. In the summary, show that
2153 -fsched-stalled-insns takes an optional argument and that
2154 -fparallelize-loops takes an argument. Add opindex for several
2155 optimization options, and fix typos in the opindex commands for
2156 several others. In the descriptions for -fsched-stalled-insns
2157 and -fsched-stalled-insns-dep, show the options with and without
2160 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
2162 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
2164 * config/avr/avr.h (LINK_SPEC): Likewise.
2165 (CRT_BINUTILS_SPECS): Likewsie.
2166 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2168 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2170 PR rtl-optimization/33644
2171 * cfgcleanup.c: Do not include dce.h.
2172 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
2173 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
2174 * dce.c (something_changed): Delete.
2175 (libcall_dead_p): New predicate.
2176 (delete_unmarked_insns): Use it to delete dead libcalls.
2177 Deal with REG_LIBCALL and REG_RETVAL notes.
2178 (prescan_libcall_for_dce): New function.
2179 (prescan_insns_for_dce): Use it to deal with libcalls.
2180 (mark_reg_dependencies): Do nothing special for libcalls.
2181 (dce_process_block): Likewise.
2182 (fast_dce): Delete unused local variable.
2183 (run_fast_dce): Do not return a value.
2184 * dce.h (struct df): Delete.
2185 (run_fast_dce): Adjust prototype.
2186 * optabs.c (libcall_id): Delete.
2187 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
2188 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
2189 * reload1.c (reload): Delete REG_LIBCALL_ID case.
2190 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
2191 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
2192 notes instead of REG_LIBCALL_ID notes.
2193 * reg-notes.def (LIBCALL_ID): Delete.
2194 * Makefile.in (see.o): Add dce.h dependency.
2195 (cfgcleanup.o): Remove dce.h dependency.
2197 2007-10-22 Michael Matz <matz@suse.de>
2199 PR tree-optimization/33855
2200 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
2203 2007-10-22 Ira Rosen <irar@il.ibm.com>
2205 PR tree-optimization/33854
2206 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2207 FLOAT_EXPR to the list of promotion operations.
2209 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2213 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
2214 (print_reg): Print register prefix only with AT&T asm syntax.
2215 Support pc_rtx for RIP register.
2216 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
2217 relative addressing. Always print segment register prefix with AT&T
2218 asm syntax and never with Intel asm syntax.
2219 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
2220 Fix prefix for 16-byte XFmode operands.
2221 (output_addr_const_extra): Support Intel asm syntax.
2222 (x86_file_start): Don't use register prefix with Intel asm syntax.
2223 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
2224 ("return_internal_long"): Fix Intel asm syntax output.
2225 ("set_got_rex64"): Support Intel asm syntax.
2226 ("set_rip_rex64"): Likewise.
2227 ("set_got_offset_rex64"): Likewise.
2228 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
2230 ("*tls_global_dynamic_64"): Likewise.
2231 ("*tls_local_dynamic_base_64"): Likewise.
2232 ("*load_tp_si")("*load_tp_di"): Likewise.
2233 ("*add_tp_si")("*add_tp_di"): Likewise.
2234 ("*tls_dynamic_lea_64"): Likewise.
2235 ("*sibcall_value_1_rex64_v"): Likewise.
2236 ("stack_tls_protect_set_si"): Likewise.
2237 ("stack_tls_protect_set_di"): Likewise.
2238 ("stack_tls_protect_test_si"): Likewise.
2239 ("stack_tls_protect_test_di"): Likewise.
2240 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
2242 ("*movv2sf_internal_rex64"): Likewise.
2243 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
2244 (__get_cpuid_max): Likewise.
2246 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2248 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
2249 the STRICT_P argument type "bool" rather than "int".
2250 (mips_legitimate_address_p): Likewise.
2251 (fp_register_operand, lo_operand): Delete.
2252 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2253 (mips_emit_scc): Rename to...
2254 (mips_expand_scc): ...this.
2255 (gen_conditional_branch): Rename to...
2256 (mips_expand_conditional_branch): ...this.
2257 (gen_conditional_move): Rename to...
2258 (mips_expand_conditional_move): ...this.
2259 (mips_gen_conditional_trap): Rename to...
2260 (mips_expand_conditional_trap): ...this and take an rtx code instead
2261 of an operands array.
2262 (mips_expand_call): Give the SIBCALL_P argument type "bool"
2264 (mips_emit_fcc_reload): Rename to...
2265 (mips_expand_fcc_reload): ...this.
2266 (init_cumulative_args): Rename to...
2267 (mips_init_cumulative_args): ...this and remove the libname argument.
2268 (function_arg_advance): Rename to...
2269 (mips_function_arg_advance): ...this.
2270 (function_arg): Rename to...
2271 (mips_function_arg): ...this and use "rtx" instead of
2273 (function_arg_boundary): Rename to...
2274 (mips_function_arg_boundary): ...this.
2275 (mips_expand_unaligned_load): Rename to...
2276 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
2277 and BITPOS arguments type "HOST_WIDE_INT".
2278 (mips_expand_unaligned_store): Rename to...
2279 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2280 and BITPOS arguments type "HOST_WIDE_INT".
2281 (override_options): Rename to...
2282 (mips_override_options): ...this.
2283 (print_operand): Rename to...
2284 (mips_print_operand): ...this.
2285 (print_operand_address): Rename to...
2286 (mips_print_operand_address): ...this.
2287 (mips_output_ascii): Remove the PREFIX argument.
2288 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2290 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2291 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
2292 of "struct rtx_def *".
2293 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2295 (build_mips16_call_stub): Delete.
2296 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2297 (mips_use_ins_ext_p): Give the second and third arguments type
2298 "HOST_WIDE_INT" rather than "rtx".
2299 * config/mips/mips.h: Update after the above changes. Tweak comments
2301 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
2302 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2303 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
2304 element type from "char" to "bool".
2305 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
2306 (mips_cpu_info_table): Delete.
2307 * config/mips/mips.md: Update after the above changes. Tweak some
2309 * config/mips/mips-ps-3d.md: Likewise.
2310 * config/mips/mips.c: Tweak comments and formatting.
2311 Use NULL-like macros rather than 0 in various places.
2312 (mips_section_threshold): Rename to...
2313 (mips_small_data_threshold): ...this and give it an unsigned type.
2314 (num_source_filenames): Remove explicit initialization.
2315 (sdb_label_count): Likewise.
2316 (sym_lineno): Delete.
2317 (set_noat): Make static.
2318 (mips_branch_likely): Likewise, and give it type "bool".
2319 (mips_isa_info): Rename to...
2320 (mips_isa_option_info): ...this.
2321 (mips_flag_delayed_branch): Rename to...
2322 (mips_base_delayed_branch): ...this.
2323 (mips_split_addresses): Delete.
2324 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
2325 element type from "char" to "bool".
2326 (mips_regno_to_class): Add an explicit array size.
2327 (mips16_flipper): Change from type "int" to type "bool".
2328 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
2329 (mips_tls_operand_p): Rename to...
2330 (mips_tls_symbol_p): ...this.
2331 (mips_global_symbol_p): Remove redundant "const".
2332 (mips_offset_within_alignment_p): Simplify.
2333 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
2334 to STRICT_P and give it type bool.
2335 (mips_valid_base_register_p): Likewise.
2336 (mips_classify_address): Likewise.
2337 (mips_legitimate_address_p): Likewise.
2338 (mips16_unextended_reference_p): Take the offset as an
2339 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
2340 (mips_const_insns): Use IN_RANGE.
2341 (mips_force_temporary): Remove an unnecessary copy_rtx.
2342 (mips16_gp_pseudo_reg): Simplify.
2343 (mips_split_symbol): Remove an unnecessary copy_rtx.
2344 (mips_legitimize_tls_address): Only create registers if we need them.
2345 (mips_legitimize_address): Use mips_split_plus.
2346 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
2347 variable COST to NUM_OPS.
2348 (mips_legitimize_move): Use gen_lowpart.
2349 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
2350 (m16_check_op): Use IN_RANGE.
2351 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2352 (mips_split_doubleword_move): Pass booleans to mips_subword.
2353 (mips_output_move): Store the mode in a local variable.
2354 Explicitly assert that this function does not deal with
2355 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
2356 cases more consistent.
2357 (mips_relational_operand_ok_p): Rename to...
2358 (mips_int_order_operand_ok_p): ...this.
2359 (mips_canonicalize_comparison): Rename to...
2360 (mips_canonicalize_int_order_test): ...this.
2361 (mips_emit_int_relational): Rename to...
2362 (mips_emit_int_order_test): ...this. Store the mode in a local
2364 (mips_reverse_fp_cond_p): Rename to...
2365 (mips_reversed_fp_cond): ...this.
2366 (mips_emit_compare): Make the order of the statements more consistent.
2367 (mips_emit_scc): Rename to...
2368 (mips_expand_scc): ...this.
2369 (gen_conditional_branch): Rename to...
2370 (mips_expand_conditional_branch): ...this.
2371 (gen_conditional_move): Rename to...
2372 (mips_expand_conditional_move): ...this. Build the condition
2373 separately from the main pattern.
2374 (mips_gen_conditional_trap): Rename to...
2375 (mips_expand_conditional_trap): ...this and take an rtx code instead
2376 of an operands array. Simplify.
2377 (init_cumulative_args): Rename to...
2378 (mips_init_cumulative_args): ...this. Use memset rather than a
2379 copy from a zeroed static. Use prototype_p and stdarg_p.
2380 (mips_arg_info): Rename to...
2381 (mips_get_arg_info): ...this and put the INFO argument first.
2382 (function_arg): Rename to...
2383 (mips_function_arg): ...this and use "rtx" instead of
2384 "struct rtx_def *". Only split structures into chunks if
2385 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
2386 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
2387 comparison with REAL_TYPE. Rename local variable REG to REGNO
2388 and make it unsigned.
2389 (function_arg_advance): Rename to...
2390 (mips_function_arg_advance): ...this.
2391 (function_arg_boundary): Rename to...
2392 (mips_function_arg_boundary): ...this.
2393 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
2395 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
2396 comparison with REAL_TYPE.
2397 (mips_function_value): Remove the FUNC argument. Rename local
2398 variable UNSIGNEDP to UNSIGNED_P.
2399 (mips_return_in_memory): Use IN_RANGE.
2400 (mips_setup_incoming_varargs): Pass a boolean rather than an int
2401 to FUNCTION_ARG_ADVANCE.
2402 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
2403 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
2404 SIZE and RSIZE if needed.
2405 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
2407 (build_mips16_function_stub): Rename to...
2408 (mips16_build_function_stub): ...this.
2409 (build_mips16_call_stub): Rename to...
2410 (mips16_build_call_stub): ...this. Make static, and return a
2411 "bool" rather than an "int". Rename the ARG_SIZE argument to
2412 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
2413 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
2414 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
2416 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
2417 are not sibling ones.
2418 (mips_emit_fcc_reload): Rename to...
2419 (mips_expand_fcc_reload): ...this.
2420 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
2422 (mips_expand_unaligned_load): Rename to...
2423 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
2424 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
2426 (mips_expand_unaligned_store): Rename to...
2427 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2428 and BITPOS arguments type "HOST_WIDE_INT".
2429 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
2430 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
2432 (mips_init_split_addresses): Replace with...
2433 (mips_split_addresses_p): ...this new function.
2434 (mips_init_relocs): Check mips_split_addresses_p () rather than
2435 mips_split_addresses. Always initialize mips_split_p with booleans.
2436 (print_operand_reloc): Rename to...
2437 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
2439 (print_operand): Rename to...
2440 (mips_print_operand): ...this.
2441 (print_operand_address): Rename to...
2442 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
2443 (mips_in_small_data_p): Simplify.
2444 (mips_output_ascii): Remove the PREFIX argument and "register"
2445 keywords. Use the STRING parameter directly and cast to
2447 (mips16e_collect_argument_save_p): Use IN_RANGE.
2448 (mips_function_has_gp_insn): Simplify.
2449 (mips_set_return_address): Use BITSET_P.
2450 (mips_restore_gp): Use a separate statement to pick the base
2452 (mips_output_function_prologue): Use a local FRAME variable.
2453 (mips_save_reg): Pass booleans to mips_subword.
2454 (mips_expand_prologue): Use a local FRAME variable. Use
2455 cprestore_size to detect when .cprestore is needed.
2456 (mips_restore_reg): Use GP_REG_FIRST.
2457 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2458 rather than "int". Use local FRAME and REGNO variables.
2459 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2460 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2462 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
2463 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2464 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
2465 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
2466 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
2467 (builtin_description): Rename to...
2468 (mips_builtin_description): ...this.
2469 (mips_bdesc): Rename to...
2470 (mips_ps_bdesc): ...this.
2471 (sb1_bdesc): Rename to...
2472 (mips_sb1_bdesc): ...this.
2473 (dsp_bdesc): Rename to...
2474 (mips_dsp_bdesc): ...this.
2475 (dsp_32only_bdesc): Rename to...
2476 (mips_dsp_32only_bdesc): ...this.
2477 (bdesc_map): Rename to...
2478 (mips_bdesc_map): ...this.
2479 (bdesc_arrays): Rename to...
2480 (mips_bdesc_arrays): ...this.
2481 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
2482 Tweak error message.
2483 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
2484 Rename local variables I and J to OPNO and ARGNO respectively.
2485 Assert that the number of arguments is no more than the number of
2487 (mips_expand_builtin_compare): Use an array of arguments rather
2488 than an array of operands. Assert that the number of operands is
2490 (add_constant): Rename to...
2491 (mips16_add_constant): ...this. Use XNEW.
2492 (dump_constants_1): Rename to...
2493 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
2494 (dump_constants): Rename to...
2495 (mips16_emit_constants): ...this.
2496 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
2497 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
2498 Assign mips16_p to was_mips16_p.
2499 (mips_parse_cpu): Tweak warning message.
2500 (override_options): Rename to...
2501 (mips_override_options): ...this. Move the mips_cost initialization
2502 out of the "shared with GAS" block. Quote option names in error
2504 (mips_conditional_register_usage): Make local variable REGNO unsigned.
2505 (mips_order_regs_for_local_alloc): Remove register keyword.
2507 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2509 * system.h (IN_RANGE): Cast each argument individually.
2511 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2513 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
2514 MIPS16 code unless using o32 or o64.
2516 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2518 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
2519 for modes smaller than 4 bytes.
2520 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
2523 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2525 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
2526 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
2527 (ASM_OUTPUT_ALIGNED_BSS): Delete.
2528 * config/mips/mips.c (mips_output_aligned_bss): Delete.
2530 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2532 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
2533 sibling calls to "mips16" functions if the function satisfies
2534 const_call_insn_operand.
2536 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2538 * config/mips/mips.c (mips_va_start): Fix types in calls
2541 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2543 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
2546 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2548 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
2549 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
2550 instead of checking mips_isa.
2552 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2554 * doc/invoke.texi (-mpaired-single): Don't say that the option
2555 requires 64-bit code.
2556 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
2557 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
2558 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
2559 V2SF if ISA_MIPS32R2.
2560 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
2561 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
2562 to ISA_HAS_NMADD_NMSUB.
2563 (mips_split_doubleword_move): Handle V2SF.
2564 (mips_modes_tieable_p): New function.
2565 (override_options): Report a warning rather than an error when
2566 -mpaired-single is used on ISAs that don't support it; use
2567 ISA_HAS_PAIRED_SINGLE to check that case.
2568 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
2569 and DF move splitters with a single MOVE64 splitter, thereby adding
2570 a V2SF splitter too.
2571 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
2572 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
2573 (HALFMODE): Add V2SF.
2574 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
2575 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
2576 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
2577 (movv2sf_hardfloat_32bit): New pattern.
2578 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
2579 TARGET_DOUBLE_FLOAT conditions.
2581 2007-10-20 Jakub Jelinek <jakub@redhat.com>
2583 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
2584 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
2585 64-bit register in 64-bit libgcc.
2587 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
2589 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
2590 * config/avr/avr.h (LINK_SPEC): Likewise.
2591 (CRT_BINUTILS_SPECS): Likewsie.
2592 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2594 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2596 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
2597 and -Wfatal-errors together.
2599 2007-10-20 Alan Modra <amodra@bigpond.net.au>
2602 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
2603 change for vrsave, ie restore after frame pop.
2605 2007-10-19 David S. Miller <davem@davemloft.net>
2607 * config/sparc/niagara2.md: Fix copyright notice.
2609 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
2611 PR tree-optimization/23820
2612 PR tree-optimization/24309
2613 PR tree-optimization/33766
2614 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
2615 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
2616 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
2617 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
2618 * tree-loop-linear.c (perfect_loop_nest_depth): New.
2619 (linear_transform_loops): Use perfect_loop_nest_depth.
2620 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
2621 should have a single condition: their exit.
2623 2007-10-19 Richard Guenther <rguenther@suse.de>
2627 * stor-layout.c (layout_type): Assert that aggregates do not
2628 have their alias sets set.
2629 * alias.c (get_alias_set): Return alias set zero for incomplete
2630 types, return the alias set of the element for incomplete array
2631 types, but do not remember these.
2633 2007-10-19 Richard Guenther <rguenther@suse.de>
2636 2007-10-19 Richard Guenther <rguenther@suse.de>
2639 * tree.c (build_array_type): Do not re-layout unbound array
2642 2007-10-19 Richard Guenther <rguenther@suse.de>
2645 * tree.c (build_array_type): Do not re-layout unbound array
2648 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2650 * config/mips/mips.c (mips_canonicalize_comparison): Check
2651 mips_relational_operand_ok_p before trying to rewrite the test.
2652 Only calculate PLUS_ONE if needed.
2653 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
2656 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2658 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
2661 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2663 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
2664 the call uses the incoming value of $2.
2666 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2668 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
2669 rather then gen_rtx_MEM.
2670 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
2672 (mips_set_return_address): Likewise.
2673 (mips_restore_gp): Likewise.
2675 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2677 * config/mips/mips.c (gpr_mode): Delete.
2678 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
2679 instead of gpr_mode.
2680 (mips_for_each_saved_reg): Likewise.
2681 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2682 (override_options): Don't initialize gpr_mode.
2683 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
2685 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2687 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
2689 (mips_class_max_nregs): Calculate the smallest consituent register
2690 size and use that to determine an upper bound on the number of
2693 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2695 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
2697 (mips_expand_epilogue): ...here.
2698 (mips_mdebug_abi_name): New function, split out from...
2699 (mips_file_start): ...here.
2700 (mips_hard_regno_mode_ok_p): New function, split out from...
2701 (override_options): ...here.
2702 (mips_expand_builtin_1): New function, split out from...
2703 (mips_expand_buitin): ...here. Abort if we don't recognize
2706 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2708 * config/mips/mips.c (build_mips16_function_stub): Load the
2709 target address into $1 before transfering the arguments.
2710 Don't use ".set noreorder".
2711 (build_mips16_call_stub): Likewise.
2713 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2715 * config/mips/mips.c (mips_output_32bit_xfer): New function.
2716 (mips_output_64bit_xfer): Likewise.
2717 (mips16_fp_args): Rename to...
2718 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
2719 with a DIRECTION argument. Use mips_output_32bit_xfer and
2720 mips_output_64bit_xfer.
2721 (build_mips16_function_stub): Update accordingly.
2722 (mips16_fpret_double): Delete.
2723 (build_mips16_call_stub): Update after above changes.
2724 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
2725 of mips16_fpret_double. Use GP_REG_RETURN.
2727 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2729 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
2730 use asm_out_file instead.
2731 (build_mips16_function_stub): Likewise.
2732 (build_mips16_call_stub, mips_output_function_prologue): Update
2735 2007-10-18 David S. Miller <davem@davemloft.net>
2737 Add Niagara-2 support.
2738 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
2739 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
2740 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
2741 (include): Add inclusion of niagara2.md
2742 * config/sparc/sparc.c (niagara2_costs): New.
2743 (sparc_override_options): Add niagara2 entry to cpu_default[]
2744 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
2745 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
2746 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
2747 (sparc_initialize_trampoline): Handle niagara2 like niagara.
2748 (sparc64_initialize_trampoline): Likewise.
2749 (sparc_use_sched_lookahead): Likewise.
2750 (sparc_issue_rate): Likewise.
2751 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
2753 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
2754 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
2755 TARGET_CPU_niagara2.
2756 (PROCESSOR_NIAGARA2): New.
2757 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
2758 (BRANCH_COST): Likewise.
2759 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
2760 * config/sparc/sol2.h: Likewise.
2761 * config/sparc/niagara2.md: New file.
2763 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2765 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
2767 (mips_compute_frame_info): Remove associated code.
2768 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
2770 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2772 * config/mips/mips-protos.h (compute_frame_size): Delete.
2773 * config/mips/mips.h: Update comments.
2774 * config/mips/mips.c (mips_frame_info): Remove initialized.
2775 (compute_frame_size): Rename to...
2776 (mips_compute_frame_info): ...this and make static. Remove the
2777 SIZE argument and return no value. Remove the setting of initialized.
2778 Update rest of file accordingly.
2779 (mips_set_return_address): Don't call compute_frame_size.
2780 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
2781 Don't call compute_frame_size.
2783 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2785 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
2786 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
2787 mips_hard_frame_pointer_required.
2788 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
2789 large MIPS16 frames.
2790 * config/mips/mips.c (mips_frame_pointer_required): New function.
2792 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2794 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
2795 and hard_frame_pointer_offset.
2796 (mips_debugger_offset): Use hard_frame_pointer_offset.
2797 (mips16e_collect_argument_save_p): Likewise.
2798 (compute_frame_size): Initialize arg_pointer_offset and
2799 hard_frame_pointer_offset.
2800 (mips_initial_elimination_offset): Use them.
2801 (mips_output_function_prologue): Use hard_frame_pointer_offset.
2802 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2804 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2806 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
2808 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
2809 "unsigned int" rather than "int" and put them with the other
2810 register-related fields. Put expanded comments above fields
2811 rather than to their right.
2812 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
2813 with a NUM_REGS_PTR argument.
2814 (mips16e_save_restore_pattern_p): Update accordingly.
2815 (compute_frame_size): Clarify frame diagram. Rewrite.
2817 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2819 * config/mips/mips-ftypes.def: New file.
2820 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
2821 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
2822 (mips_function_type): Redefine using mips-ftypes.def.
2823 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
2824 (mips_builtin_vector_type): New function.
2825 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
2826 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
2827 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
2828 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
2830 (mips_build_function_type): New function.
2831 (mips_init_builtins): Use it to create types lazily.
2833 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2835 * config/mips/mips.h (set_volatile): Delete.
2836 * config/mips/mips.c (set_volatile): Delete.
2837 (mips_print_operand_punctuation): New function, split out from
2838 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
2839 Use the same character ordering in the code and the comments.
2840 Use a recursive call to handle '*'. Abort on unknown characters.
2841 (mips_init_print_operand_punct): New function, split out from
2843 (mips_print_int_branch_condition): New function, split out from
2844 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
2845 to report unexpected codes.
2846 (mips_print_float_branch_condition): New function, split out from
2847 print_operand. Use output_operand_lossage to report unexpected codes.
2848 (print_operand): Rework to use a case statement. Use the
2849 same letter ordering in the code and the comments. Use
2850 output_operand_lossage to report unexpected codes and
2851 reverse_condition to handle inverted branch conditions.
2852 (override_options): Use mips_init_print_operand_punct.
2854 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2856 * config/mips/mips.h: Move variable declarations to end of file and
2857 enclose them all in #ifndef USED_FOR_TARGET.
2858 * config/mips/mips.c: Reorder functions into more logical groups,
2859 and so that callees appear before callers. Put the targetm
2860 initializer at the end of the file. Remove forward static
2861 declarations where possible.
2862 (mips_init_builtins): Add "static" to definition.
2863 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
2865 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2867 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
2868 (TARGET_MAX_ANCHOR_OFFSET): Delete.
2869 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
2870 (mips_set_mips16_mode): Initialize min_anchor_offset and
2871 max_anchor_offset directly to constants.
2873 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2875 * config/mips/mips.c: Delete trailing whitespace.
2877 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2879 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
2880 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
2882 * config/mips/mips.md (load_call<mode>): Don't make the unspec
2883 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
2885 2007-10-18 David Daney <ddaney@avtrex.com>
2887 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
2888 reg_offset variable to calculate register locations.
2890 2007-10-18 Richard Guenther <rguenther@suse.de>
2892 * tree-ssa.c (uid_ssaname_map_eq): New function.
2893 (uid_ssaname_map_has): Likewise.
2894 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
2895 * tree-flow.h (struct gimple_df): Make default_defs a
2897 * tree-dfa.c (gimple_default_def): Deal with it.
2898 (set_default_def): Likewise.
2900 2007-10-18 Richard Guenther <rguenther@suse.de>
2902 * tree-flow.h (struct gimple_df): Make referenced_vars
2904 (uid_decl_map_eq): Declare.
2905 (uid_decl_map_hash): Likewise.
2906 * tree-ssa.c (uid_decl_map_eq): New function.
2907 (uid_decl_map_hash): Likewise.
2908 (init_tree_ssa): Make referenced_vars a uid_decl_map.
2909 * tree-flow-inline.h (first_referenced_var): Deal with
2910 the referenced_vars representation change.
2911 (next_referenced_var): Likewise.
2912 * tree-dfa.c (referenced_var_lookup): Likewise.
2913 (referenced_var_check_and_insert): Likewise.
2914 (remove_referenced_var): Likewise.
2916 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
2918 * config/mips/mips.c (mips_dwarf_register_span): New.
2919 (TARGET_DWARF_REGISTER_SPAN): Define.
2921 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
2923 * config.gcc : update score-*-elf(extra_objs).
2924 * config/score/mac.md : Remove.
2925 * config/score/misc.md : Remove.
2926 * config/score/score7.md : Remove.
2927 * config/score/score-mdaux.h : Remove.
2928 * config/score/score-mdaux.c : Remove.
2929 * config/score/score-version.h : Remove.
2930 * config/score/score-generic.md : New.
2931 * config/score/score3.h : New.
2932 * config/score/score3.c : New.
2933 * config/score/score7.h : New.
2934 * config/score/score7.c : New.
2935 * config/score/mul-div.S : add flush_cache score3 support.
2936 * config/score/elf.h : Fix some typos.
2937 * config/score/score.md : merge score3 and score7 pattern.
2938 * config/score/score.c : use to seperate which target it used.
2939 * config/score/score.h : use to seperate the target macro.
2940 * config/score/score.opt : remove -mmac option , add -mscore3,
2941 -mscore3d and -march OPTION support.
2943 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2945 * cfgexpand.c (expand_stack_vars): Add checking to make sure
2946 that the offset of a variable is not greater than the size
2949 2007-10-17 Anatoly Sokolov <aesok@post.ru>
2951 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
2952 atmega88p, atmega168p and atmega328p devices.
2953 * config/avr/avr.h (LINK_SPEC): (Ditto.).
2954 (CRT_BINUTILS_SPECS): (Ditto.).
2955 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2957 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2959 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
2961 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
2962 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
2963 (print_insn): Move declaration to ...
2964 * rtl.h (print_insn): ... here.
2966 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2968 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
2969 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
2970 m68k_sched_branch_type): Move declarations to ...
2971 * config/m68/m68k-protos.h: ... here.
2973 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2975 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
2977 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2979 * config/avr/avr.c (avr_mcu_types): Add attiny48.
2980 * config/avr/avr.h (LINK_SPEC): Likewise.
2981 (CRT_BINUTILS_SPECS): Likewsie.
2982 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2984 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2986 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
2987 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
2988 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2990 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2993 * reg-stack.c (move_for_stack_reg): Swap input argument of
2994 UNSPEC_TAN insn to the top of the stack.
2996 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2999 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
3000 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
3001 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
3002 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
3003 immediate shift value.
3004 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
3005 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
3006 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
3007 Remove macros for !__OPTIMIZE__ case.
3009 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
3011 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
3013 (perform_var_substitution): Only DFS from real nodes. Don't test
3015 (unite_pointer_equivalences): Fix broken test.
3017 2007-10-17 Alan Modra <amodra@bigpond.net.au>
3019 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
3020 altivec sp_offset. Rearrange sp_offset assignments to
3021 correspond to stack adjustments. Use frame_reg_rtx for
3022 SPE register restores. Correct SPE stack adjustment.
3024 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3026 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
3027 * toplev.c (check_global_declaration_1): Use appropriate warning
3028 option instead of unnamed warning.
3029 * stor-layout.c (layout_decl): Likewise.
3030 * c-typeck.c (build_conditional_expr): Likewise.
3031 (build_compound_expr): Fix wrong comment.
3032 (build_binary_op): Use appropriate warning option instead of
3034 * cfgexpand.c (tree_expand_cfg): Likewise.
3035 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3036 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
3037 (execute_warn_function_return): Likewise.
3038 * stmt.c (warn_if_unused_value): Likewise.
3040 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
3042 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
3043 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
3045 (CRT_BINUTILS_SPECS): Likewsie.
3046 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3048 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
3051 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
3053 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3055 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
3056 (fini_dce): Only release them for the fast pass.
3057 (end_ud_dce): Delete.
3058 (rest_of_handle_ud_dce): Do not modify df_in_progress.
3059 Call fini_dce instead of end_ud_dce.
3060 (rest_of_handle_fast_dce): Do not modify df_in_progress.
3061 (run_fast_df_dce): Reset df_in_progress to false on exit.
3063 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
3064 Maxim Kuvyrkov <maxim@codesourcery.com>
3066 * target.h (unspec_may_trap_p): New target hook.
3067 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
3068 * targhooks.c (default_unspec_may_trap_p): Default implementation of
3070 * targhooks.h (default_unspec_may_trap_p): Declare it.
3071 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
3072 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
3073 * rtl.h (may_trap_p_1): Declare.
3075 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
3076 override default hook implementation.
3077 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
3080 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3082 * doc/invoke.texi (Wextra): Move it just after Wall, list the
3083 options enabled by Wextra and mention Wuninitialized.
3085 2007-10-15 Nigel Stephens <nigel@mips.com>
3087 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
3089 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3091 PR tree-optimization/33136
3092 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
3094 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3096 PR tree-optimization/33735
3097 PR tree-optimization/33572
3098 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
3099 2007-10-09's change.
3100 * except.c (duplicate_eh_regions): Don't look for prev_try
3101 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
3103 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3106 * tree-inline.c (copy_bb): Use bsi_replace to replace a
3107 __builtin_va_arg_pack-containing call stmt.
3109 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
3111 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
3114 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3116 PR tree-optimization/33619
3117 * tree-ssa-ter.c (is_replaceable_p): Return false for all
3120 2007-10-15 David Edelsohn <edelsohn@gnu.org>
3122 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
3124 2007-10-15 Richard Guenther <rguenther@suse.de>
3126 * fold-const.c (extract_array_ref): Remove.
3127 (fold_comparison): Handle POINTER_PLUS_EXPR with the
3128 generic address expression comparison folding. Remove
3129 the folding that used extract_array_ref.
3131 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3134 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
3135 speculation type of insn can be changed before trying to do that.
3137 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
3139 * dse.c (struct insn_info): Add 'frame_read' field.
3140 (scan_insn): For the call to a const function, set frame_read if
3141 reload has been run.
3142 If the insn reads the frame, kill the frame related stores.
3143 (scan_reads_nospill): Likewise.
3145 2007-10-14 Jason Merrill <jason@redhat.com>
3147 * tree-eh.c (optimize_double_finally): Don't assume that the
3148 cleanup we're duplicating is only one statement.
3150 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
3152 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
3153 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
3154 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
3155 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
3156 tree-vect-transform.c: Fix comment typos.
3157 * doc/extend.texi: Fix a typo.
3159 * c-common.h: Remove the prototype for c_expand_body.
3160 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
3161 * tree.h: Remove the prototype for fold_build_call_expr.
3163 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
3165 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
3167 2007-10-13 David Edelsohn <edelsohn@gnu.org>
3169 * config/rs6000/aix53.h: New file.
3170 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
3171 (TARGET_ALTIVEC_ABI): Same.
3172 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
3173 (TARGET_ALTIVEC_ABI): Delete.
3174 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
3175 stanza defaulting to aix5.3.
3177 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3179 * config/i386/i386.md (SI_REG, DI_REG): New constants.
3180 (strmov): Use defined constants.
3181 (cmpstrnsi): Likewise.
3182 * config/i386/i386.c (decide_alg): Use defined constants.
3183 (ix86_expand_strlen): Likewise.
3185 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
3187 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
3188 * var-tracking.c (micro_operation_def): Update comment on u.loc.
3189 (mode_for_reg_attrs, var_lowpart): New functions.
3190 (add_uses): Consider recording a lowpart of LOC for MO_USE.
3191 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
3192 or copy is known, set LOC to the SET that performs the set, instead
3194 (find_src_status, find_src_set_src): Remove LOC parameter.
3195 Replace INSN with the source value.
3196 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
3197 handling MO_SET and MO_COPY. Update the calls to find_src_status
3198 and find_src_set_src.
3200 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3203 * config/i386/i386.md (strmov): Check for esi and edi usage.
3204 * config/i386/i386.c (decide_alg): Check whether we can use a
3205 rep prefix and adjust algorithm choice accordingly.
3206 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
3208 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3210 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
3212 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3214 * global.c (build_insn_chain): Formatting fixes.
3216 2007-10-12 Richard Guenther <rguenther@suse.de>
3218 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
3219 combining both operands require either both have single uses
3220 or combining to a constant.
3222 2007-10-12 Richard Guenther <rguenther@suse.de>
3225 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
3226 a rhs with side-effects or which is a load.
3227 (forward_propagate_into_cond): Also try combining both operands.
3229 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
3231 PR tree-optimization/33742
3232 * tree-vect-transform.c (vectorizable_operation): Return false
3233 if get_vectype_for_scalar_type for scalar_dest can't be determined.
3234 (vectorizable_call): Same for rhs_type and lhs_type.
3236 2007-10-12 Jakub Jelinek <jakub@redhat.com>
3238 PR tree-optimization/33645
3239 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
3240 pass it to walk_tree.
3241 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
3242 When calling set_is_used on a VAR_DECL, if data is not NULL and
3243 its DECL_UID is in the bitmap, call mark_all_vars_used on its
3244 DECL_INITIAL after clearing the bit in bitmap.
3245 (remove_unused_locals): Adjust mark_all_vars_used callers.
3246 Instead of removing unused global vars from unexpanded_var_list
3247 immediately record them in bitmap, call mark_all_vars_used on
3248 all used global vars from unexpanded_var_list and only purge
3249 global vars that weren't found used even during that step.
3251 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3253 * gthr-posix.h (__gthread_active_init): Create detached instead of
3254 joinable thread when testing whether threads are active on hppa-hpux.
3255 * gthr-posix95.h (__gthread_active_init): Likewise.
3257 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3260 * global.c (build_insn_chain): Include insn that occur between
3263 2007-10-11 Tom Tromey <tromey@redhat.com>
3265 * gengtype-yacc.y: Delete.
3267 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
3269 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
3270 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
3271 function_value_32, function_value_64, function_value_ms_64,
3272 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
3273 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
3276 2007-10-11 Richard Guenther <rguenther@suse.de>
3278 * gcse.c (hash_scan_set): If the next nonnote insn is in
3279 a different basic block insert the set.
3281 2007-10-11 Richard Guenther <rguenther@suse.de>
3284 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
3285 (verify_gimple_expr): Use it to verify pointer-to types for
3288 2007-10-11 Richard Guenther <rguenther@suse.de>
3291 * c-typeck.c (build_array_ref): Do not strip qualifiers from
3292 the array element type.
3294 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
3296 PR rtl-optimization/33638
3297 * dse.c (struct insn_info): Remove 'stack_read' field,
3298 add 'stack_pointer_based' field.
3299 (record_store): For a store with non-constant base, record
3300 whether it is stack pointer based.
3301 (scan_insn): For the call to a const function, remove stack
3302 pointer based stores from the list of local active stores.
3303 (scan_reads_nospill): Delete code dealing with const functions.
3305 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
3307 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
3309 (conflict_p, set_conflict, set_conflicts): Likewise.
3310 * global.c (global_alloc): Likewise.
3311 * ra.h: Update prototypes.
3313 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
3315 * opth-gen.awk: Fixed generation of comment stating the origin
3318 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
3321 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3322 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
3323 and '%}', respectively.
3326 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3327 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
3328 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
3330 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
3334 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3335 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3336 syntax for ASSEMBLER_DIALECT.
3337 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3339 2007-10-10 Revital Eres <eres@il.ibm.com>
3341 * modulo-sched.c (check_nodes_order): Dump the final order of
3343 (get_sched_window): Add dump info.
3344 (calculate_order_params): Dump order params of the nodes.
3346 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3349 * ra-conflict.c (record_one_conflict_between_regnos,
3350 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
3351 (global_conflicts): Enhanced incorrect check.
3353 2007-10-09 Geoffrey Keating <geoffk@apple.com>
3355 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
3356 if flag_exceptions is not set.
3357 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
3358 assemble_name rather than incorrectly emulating it.
3360 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
3361 friends are removed from G++.
3363 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3365 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
3366 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
3367 enabling them is redundant. Don't check two times for
3370 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
3372 * ra-conflict.c (record_one_conflict_between_regnos): Revert
3374 (set_conflicts_for_earlyclobber): Likewise.
3375 (global_conflicts): Likewise.
3377 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3379 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
3380 and '%}', respectively.
3382 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3384 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
3385 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
3387 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
3390 2007-10-09 Richard Guenther <rguenther@suse.de>
3393 * gimplify.c (canonicalize_component_ref): Honor qualifiers
3394 of referenced structure and component.
3396 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3399 * ra-conflict.c (record_one_conflict_between_regnos,
3400 set_conflicts_for_earlyclobber, global_conflicts): Improved
3402 (global_conflicts): Removed incorrect check.
3404 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
3406 PR tree-optimization/33615
3407 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
3408 if the statement might throw. Fix formatting.
3410 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
3412 PR tree-optimization/33615
3413 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
3414 if the rhs might throw.
3416 2007-10-09 Jan Hubicka <jh@suse.cz>
3418 * invoke.texi (align-threshold, align-loop-iterations): Document.
3419 * final.c: Include cfgloop.h, params.h
3420 (compute_alignments): Dump decisions and compare them with loop
3421 structure; honor given parameters.
3422 (pass_compute_alignments): New dump file.
3423 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
3424 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
3426 2007-10-09 James E. Wilson <wilson@specifix.com>
3428 PR tree-optimization/33655
3430 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
3431 convert it to bitsizetype before size_binop call.
3433 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3435 PR tree-optimization/33572
3436 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
3437 the absence of a corresponding edge from the exit block.
3439 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3442 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
3444 (sra_build_assignment): Likewise. Set up mask depending on
3445 precision, not type.
3446 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
3447 computing bit masks.
3448 (sra_build_elt_assignment): Don't view-convert from signed to
3450 (sra_explode_bitfield_assignment): Use bit-field type if
3451 possible. Use BYTES_BIG_ENDIAN.
3453 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
3456 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
3457 the original stmt can throw.
3458 (sra_build_bf_assignment): Fix type mismatch when applying negated
3461 2007-10-08 Geoffrey Keating <geoffk@apple.com>
3463 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
3464 '#pragma mark' to be executed at preprocessing time.
3466 2007-10-08 Ollie Wild <aaw@google.com>
3468 * varasm.c (compare_constant): Removed call to
3469 lang_hooks.expand_constant.
3470 (copy_constants): Removed call to lang_hooks.expand_constant.
3471 (compute_reloc_for_constant): Removed call to
3472 lang_hooks.expand_constant.
3473 (output_addressed_constants): Removed call to
3474 lang_hooks.expand_constant.
3475 (constructor_static_from_elts_p): Removed call to
3476 lang_hooks.expand_constant.
3477 (output_constant): Removed calls to lang_hooks.expand_constant.
3478 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3479 * langhooks-def.h (lhd_return_tree): Removed.
3480 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3481 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3482 * langhooks.c (lhd_return_tree): Removed.
3484 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
3486 * combine.c (setup_incoming_promotions): Ensure that
3487 arguments that have not undergone mode promotions do not
3488 incorrectly get marked as being sign- or zero-extended.
3490 2007-10-08 Richard Guenther <rguenther@suse.de>
3495 * fold-const.c (fold_binary): Use correct types in folding
3496 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
3497 and building of RROTATE_EXPR.
3499 2007-10-08 Richard Guenther <rguenther@suse.de>
3504 * fold-const.c (fold_binary): Use the correct types when
3505 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
3506 (fold_binary): Use the correct types when folding
3507 (-A) - B to (-B) - A.
3508 (fold_unary): Use the correct types when folding ~(X).
3510 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3512 * doc/invoke.texi (Wall): fix formatting issues.
3514 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
3516 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
3517 truncated shift counts.
3519 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3521 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3522 syntax for ASSEMBLER_DIALECT.
3523 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3525 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3526 Nathan Froyd <froydnj@codesourcery.com>
3528 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
3529 when determining whether to record INCOMING_RETURN_ADDR_RTX.
3531 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3534 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3536 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3537 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3538 the function, temporarily point the debug interface to the null one.
3540 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3542 PR tree-optimization/33655
3544 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
3547 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3549 PR tree-optimization/33572
3550 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
3551 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
3552 (update_ssa_across_abnormal_edges): ... this. Set slots in the
3554 (copy_edges_for_bb): Handle nonlocal label edges.
3555 (make_nonlocal_label_edges): Deleted.
3556 (optimize_inline_calls): Don't call it.
3558 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
3560 * gthr-single.h: Revert last change.
3562 2007-10-05 Michael Matz <matz@suse.de>
3565 * lower-subreg.c (decompose_multiword_subregs): Use
3566 validate_unshare_change().
3568 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
3570 * ra-conflict.c: Include "sparseset.h".
3571 (conflicts): Change to HOST_WIDEST_FAST_INT.
3572 (allocnos_live): Redefine variable as a sparseset.
3573 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
3575 (allocno_row_words): Removed global variable.
3576 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
3577 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
3578 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
3579 (record_one_conflict_between_regnos): Cache allocno values and reuse.
3581 (record_one_conflict): Update uses of allocnos_live to use
3582 the sparseset routines. Use set_conflicts_p.
3583 (mark_reg_store): Likewise.
3584 (set_reg_in_live): Likewise.
3585 (global_conflicts): Update uses of allocnos_live.
3586 Use the new adjacency list to visit an allocno's neighbors
3587 rather than iterating over all possible allocnos.
3588 Call set_conflicts_p to setup conflicts rather than adding
3590 * global.c: Comments updated.
3591 (CONFLICTP): Delete define.
3592 (regno_compare): New function. Add prototype.
3593 (global_alloc): Sort the allocno to regno mapping according to
3594 which basic blocks the regnos are referenced in. Modify the
3595 conflict bit matrix to a compressed triangular bitmatrix.
3596 Only allocate the conflict bit matrix and adjacency lists if
3597 we are actually going to allocate something.
3598 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
3599 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
3600 allocno's neighbors rather than iterating over all possible allocnos.
3601 (mirror_conflicts): Removed function.
3602 (dump_conflicts): Iterate over regnos rather than allocnos so
3603 that all dump output will be sorted by regno number.
3604 Use the FOR_EACH_CONFLICT macro.
3605 * ra.h: Comments updated.
3606 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
3607 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
3609 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
3610 (adjacency_list_d, adjacency_iterator_d): New types.
3611 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
3612 adjacency_iter_next, regno_basic_block): New static inline functions.
3613 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
3614 (conflict_p): Add function prototype.
3615 * sparseset.h, sparseset.c: New files.
3616 * Makefile.in (OBJS-common): Add sparseset.o.
3617 (sparseset.o): New rule.
3619 2007-10-05 Richard Guenther <rguenther@suse.de>
3622 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
3625 2007-10-05 Michael Matz <matz@suse.de>
3628 * function.c (match_asm_constraints_1): Check for input
3629 being used in the outputs.
3631 2007-10-05 Richard Guenther <rguenther@suse.de>
3633 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
3635 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
3638 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
3639 subset checks. Make the cost of FPR -> FPR moves depend on
3640 mips_mode_ok_for_mov_fmt_p.
3642 2007-10-04 Doug Kwan <dougkwan@google.com>
3644 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
3645 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3646 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3647 support of conditional variables.
3648 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
3649 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3650 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3651 support of conditional variables.
3652 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
3653 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3654 conditional variables.
3655 * gthr.h: Update comments to document new interface.
3657 2007-10-04 Geoffrey Keating <geoffk@apple.com>
3659 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
3662 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3664 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
3666 2007-10-04 Richard Guenther <rguenther@suse.de>
3669 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
3670 does not need to be of INTEGER_TYPE.
3671 (verify_gimple_2): New function split out from ...
3672 (verify_gimple_1): ... here. ICE if there was an error during
3675 2007-10-04 Michael Matz <matz@suse.de>
3677 PR rtl-optimization/33653
3678 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
3679 * dse.c (scan_insn): Same.
3681 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3683 * config.gcc: Remove USE_GAS for m68k targets.
3685 2007-10-04 Richard Guenther <rguenther@suse.de>
3687 PR tree-optimization/33627
3688 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
3689 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
3691 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
3692 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
3694 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3696 * config/avr/avr.c (commands_in_file, commands_in_prologues,
3697 commands_in_epilogues): Remove variables.
3698 (avr_file_start): Remove unneded initializations of commands_in_file,
3699 commands_in_prologues and commands_in_epilogues variables.
3700 (avr_file_end): Remove dead code.
3702 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3704 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
3705 MOTOROLA is to true.
3707 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
3710 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
3711 (mips_split_doubleword_move): ...this.
3712 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
3713 use natural endianness for multi-format FPR values.
3714 (mips_split_64bit_move): Rename to...
3715 (mips_split_doubleword_move): ...this and extend to 64-bit words.
3716 Use move_doubleword_fpr* patterns for moves involving FPRs.
3717 (mips_save_reg): Update the call to mips_split_64bit_move.
3718 (mips_secondary_reload_class): Return NO_REGS for any reload of a
3719 nonzero constant into an FPR if the constant can be forced to memory.
3720 * config/mips/mips.md: Update the splitter calls to
3721 mips_split_64bit_move.
3722 (UNSPEC_LOAD_DF_LOW): Rename to...
3723 (UNSPEC_LOAD_LOW): ...this.
3724 (UNSPEC_LOAD_DF_HIGH): Rename to...
3725 (UNSPEC_LOAD_HIGH): ...this.
3726 (UNSPEC_STORE_DF_HIGH): Rename to...
3727 (UNSPEC_STORE_WORD): ...this.
3728 (SPLITF): New mode iterator.
3729 (HALFMODE): New mode attribute.
3730 (movtf): New expander.
3731 (*movtf_internal): New define_insn_and_split.
3732 (move_doubleword_fpr<mode>): New expander.
3733 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
3735 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
3736 (mfhc1<mode>): ...these more general patterns.
3738 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
3740 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
3742 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
3744 * gcse.c (hash_scan_set): Insert set in insn before note at
3745 the end of basic block.
3747 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
3749 PR tree-optimization/33576
3750 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
3751 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
3752 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
3753 (remove_iv): Declared.
3754 * lambda-code.c (remove_iv): Not static.
3755 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
3756 Don't remove ivs there, save ivs in the buffer.
3758 2007-10-03 Jason Merrill <jason@redhat.com>
3761 * tree-eh.c (same_handler_p): New fn.
3762 (optimize_double_finally): New fn.
3763 (refactor_eh_r): New fn.
3764 (refactor_eh): New fn.
3765 (pass_refactor_eh): New pass.
3766 * tree-pass.h: Declare it.
3767 * passes.c (init_optimization_passes): Add it.
3769 2007-10-03 Doug Kwan <dougkwan@google.com>
3770 Richard Guenther <rguenther@suse.de>
3773 * dwarf2out.c (reference_to_unused): Disable sanity checking,
3774 be conservative instead.
3776 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3779 * doc/invoke.texi (-fwhole-program): Document that Fortran
3780 doesn't support this option.
3782 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
3785 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
3788 2007-10-02 David Daney <ddaney@avtrex.com>
3790 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
3791 against constant zero.
3792 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
3795 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
3797 * ra-conflict.c: New file.
3799 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
3800 usage to DF_LIVE usage.
3801 (reload): Remove reference to df_get_live_top.
3802 * rtlanal.c (subreg_nregs_with_regno): New function.
3803 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
3804 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
3805 (df_has_eh_preds): Removed.
3806 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
3807 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
3809 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
3810 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
3811 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
3812 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
3813 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
3814 (global_alloc): Turn off rescanning insns after call to
3815 global_conflicts and added call to set_preferences.
3816 (global_conflicts): Moved to ra-alloc.c.
3817 (set_preferences_1, set_preferences): New function.
3818 (mirror_conflicts): Changed types for various variables.
3819 (mark_elimination): Change DF_RA_LIVE
3820 usage to DF_LIVE usage.
3821 (build_insn_chain): Rewritten from scratch and made local.
3822 (print_insn_chain, print_insn_chains): New functions.
3823 (dump_conflicts): Do not print conflicts for fixed_regs.
3824 (rest_of_handle_global_alloc): Turn off insn rescanning.
3825 * hard-reg-set.h: Fixed comment.
3826 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
3827 usage to DF_LIVE usage and delete refs to TOP sets.
3828 (block_alloc): Mark regs as live if they are in the artificial
3829 defs at top of block.
3830 (find_stack_regs): New function.
3831 (rest_of_handle_local_alloc): Changed urec problem to live
3832 problem and do not turn off df rescanning.
3833 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
3834 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
3835 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
3836 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
3837 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
3838 fields in df_ref_flags. The rest have been renumbered.
3839 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
3841 * rtl.h (subreg_nregs_with_regno): New function.
3842 * df-problems.c: (df_get_live_out, df_get_live_in,
3843 df_get_live_top): Removed reference to DF_RA_LIVE.
3844 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
3845 df_live_alloc, df_live_reset, df_live_local_finalize,
3846 df_live_free): Make top set only if different from in set.
3847 (df_lr_top_dump, df_live_top_dump): Only print top set if
3848 different from in set.
3849 (df_lr_bb_local_compute): Removed unnecessary check.
3850 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
3851 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
3852 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
3853 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3854 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3855 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3856 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
3857 df_urec_add_problem): Removed.
3858 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
3860 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
3861 * basic_block.h (bb_has_abnormal_pred): New function.
3862 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
3863 usage to DF_LIVE usage.
3865 2007-10-02 Revital Eres <eres@il.ibm.com>
3867 * config/rs6000/predicates.md (easy_vector_constant): Return false
3868 for 750CL paired vectors.
3869 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
3871 (vec_initv2sf): Add new description.
3872 (vconcatsf): Likewise.
3873 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
3874 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
3876 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3878 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
3879 sinking the last stmt in a BB.
3881 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3884 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
3885 (sra_hash_tree): Handle BIT_FIELD_REFs.
3886 (sra_elt_hash): Don't hash bitfld blocks.
3887 (sra_elt_eq): Skip them in parent compares as well. Handle
3889 (build_element_name_1): Handle BIT_FIELD_REFs.
3890 (instantiate_element): Propagate nowarn from parents. Create
3891 BIT_FIELD_REF for variables that are widened by scalarization.
3892 Gimple-zero-initialize all bit-field variables that are not
3893 part of parameters that are going to be scalarized on entry.
3894 (instantiate_missing_elements_1): Return the sra_elt.
3895 (canon_type_for_field): New.
3896 (try_instantiate_multiple_fields): New. Infer widest possible
3897 access mode from decl or member type, but clip it at word
3898 size, and only widen it if a field crosses an alignment
3900 (instantiate_missing_elements): Use them.
3901 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3902 (scalar_bitfield_p): New.
3903 (sra_build_assignment): Optimize assignments from scalarizable
3904 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
3907 (sra_build_bf_assignment): New. Optimize assignments to
3908 scalarizable BIT_FIELD_REFs.
3909 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
3910 assignments to full variables.
3911 (generate_copy_inout): Use the new macros and functions.
3912 (generate_element_copy): Likewise. Handle bitfld differences.
3913 (generate_element_zero): Don't recurse for blocks. Use
3914 sra_build_elt_assignment.
3915 (generate_one_element_init): Take elt instead of var. Use
3916 sra_build_elt_assignment.
3917 (generate_element_init_1): Adjust.
3918 (bitfield_overlap_info): New struct.
3919 (bitfield_overlaps_p): New.
3920 (sra_explode_bitfield_assignment): New. Adjust widened
3921 variables to account for endianness.
3922 (sra_sync_for_bitfield_assignment): New.
3923 (scalarize_use): Re-expand assignment to/from scalarized
3924 BIT_FIELD_REFs. Explode or sync needed members for
3925 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
3926 (scalarize_copy): Use REPLDUP.
3927 (scalarize_ldst): Move assert before dereference. Adjust EH
3929 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3931 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
3933 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
3934 Rename CR_* constants to CMP_*. Fix spacing.
3936 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3939 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
3940 to be processed with the special script doc/install.texi2html.
3942 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3944 * doc/invoke.texi (Wall): List the options enabled by Wall.
3945 (Wstrict-aliasing): Add missing @option.
3947 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
3949 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
3950 rather than gen_lowpart to change a register from DImode to DFmode.
3951 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
3952 both FROM and TO are integer modes that are no bigger than 4 bytes.
3953 (mips_mode_ok_for_mov_fmt_p): New function.
3954 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
3955 (mips_secondary_reload_class): Tweak formatting and comments.
3956 Use reg_class_subset_p instead of direct comparisons with
3957 classes. Only allow direct FPR<->FPR moves for modes that
3958 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
3959 for 4- and 8-byte types. Handle reloads in which X is an FPR.
3960 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
3961 (*movdi_64bit): Likewise.
3962 (*movsi_internal): Likewise.
3963 (*movhi_internal): Likewise.
3964 (*movqi_internal): Likewise.
3966 2007-09-30 Diego Novillo <dnovillo@google.com>
3969 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
3972 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
3974 PR tree-optimization/33597
3975 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
3976 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
3978 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
3980 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
3981 instead of variants of (!reload_in_progress && !reload_completed).
3982 (x86_expand_vector_move): Ditto.
3984 2007-09-28 Ollie Wild <aaw@google.com>
3987 2007-09-27 Ollie Wild <aaw@google.com>
3989 * varasm.c (compare_constant): Removed call to
3990 lang_hooks.expand_constant.
3991 (copy_constants): Removed call to lang_hooks.expand_constant.
3992 (compute_reloc_for_constant): Removed call to
3993 lang_hooks.expand_constant.
3994 (output_addressed_constants): Removed call to
3995 lang_hooks.expand_constant.
3996 (constructor_static_from_elts_p): Removed call to
3997 lang_hooks.expand_constant.
3998 (output_constant): Removed calls to lang_hooks.expand_constant.
3999 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4000 * langhooks-def.h (lhd_return_tree): Removed.
4001 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4002 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4003 * langhooks.c (lhd_return_tree): Removed.
4005 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4008 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
4009 argument to gen_selb.
4011 2007-09-28 Chao-ying Fu <fu@mips.com>
4013 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
4014 * doc/libgcc.texi (Fixed-point fractional library routines):
4015 Fix typos for neg and cmp functions.
4017 2007-09-28 Michael Matz <matz@suse.de>
4019 PR rtl-optimization/33552
4020 * function.c (match_asm_constraints_1): Check for overlap in
4021 inputs and replace all occurences.
4023 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
4025 * config/mips/mips.c (override_options): Fix comment typo.
4027 2007-09-28 Jie Zhang <jie.zhang@analog.com>
4029 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
4030 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
4031 * config/bfin/t-bfin-linux (crti.o): Don't build.
4033 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4034 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
4036 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4038 2007-09-27 Ollie Wild <aaw@google.com>
4040 * varasm.c (compare_constant): Removed call to
4041 lang_hooks.expand_constant.
4042 (copy_constants): Removed call to lang_hooks.expand_constant.
4043 (compute_reloc_for_constant): Removed call to
4044 lang_hooks.expand_constant.
4045 (output_addressed_constants): Removed call to
4046 lang_hooks.expand_constant.
4047 (constructor_static_from_elts_p): Removed call to
4048 lang_hooks.expand_constant.
4049 (output_constant): Removed calls to lang_hooks.expand_constant.
4050 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4051 * langhooks-def.h (lhd_return_tree): Removed.
4052 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4053 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4054 * langhooks.c (lhd_return_tree): Removed.
4056 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4059 * expr.c (emit_group_load_1): Split constant double when destination
4060 length is half source length.
4062 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
4064 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
4065 (mips_cpu_info): Add tune_flags.
4066 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
4067 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
4069 (override_options): Remove deprecation code. Use branch-likely
4070 instructions for optimize_size or if the tuning flags do not
4071 suggest otherwise. Tweak warning.
4072 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
4074 2007-09-27 Matthias Klose <doko@ubuntu.com>
4076 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
4077 multilib osdirname if it exists.
4078 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
4080 2007-09-27 Ian Lance Taylor <iant@google.com>
4082 PR tree-optimization/33565
4083 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
4084 assignments of comparisons.
4085 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
4086 parameter. Change caller. Defer overflow warnings around call to
4088 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
4089 TREE_NO_WARNING is set on the statement.
4090 * tree-ssa-forwprop.c
4091 (tree_ssa_forward_propagate_single_use_vars): Don't test
4092 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
4093 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4095 2007-09-27 Joseph Myers <joseph@codesourcery.com>
4097 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
4098 reduce offset by units of 0x10000 for SPE vector modes or modes
4099 used with E500 double instructions.
4101 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
4103 * simplify-rtx.c (comparison_result): New.
4104 (simplify_const_relational_operation): Use it instead of the five
4105 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
4106 Improve bounds-checking optimizations; remove subsumed POPCOUNT
4107 optimizations. Extract nonzero_address_p optimizations into a
4108 separate "if" together with optimizations where op1 is const0_rtx.
4109 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
4110 floating-point arguments too when appropriate. Hoist test for ABS
4111 outside the final switch statement.
4112 * cse.c (fold_rtx): Don't look for an IOR equivalent of
4113 folded_arg0 if we found a constant equivalent. Remove
4114 transformations done in simplify-rtx.c for "op0 RELOP op0".
4116 2007-09-27 Jakub Jelinek <jakub@redhat.com>
4118 * builtins.c (expand_builtin, expand_builtin_object_size,
4119 expand_builtin_memory_chk, maybe_emit_chk_warning,
4120 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
4122 * expr.c (expand_expr_real_1): Likewise.
4123 * langhooks-def.h (struct diagnostic_info): Add forward decl.
4124 (lhd_print_error_function): Add third argument.
4125 * langhooks.h (struct diagnostic_info): Add forward decl.
4126 (struct lang_hooks): Add third argument to print_error_function.
4127 * diagnostic.h (diagnostic_info): Add abstract_origin field.
4128 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
4130 (diagnostic_report_current_function): Likewise.
4131 * toplev.c (announce_function): Pass NULL as second argument to
4132 diagnostic_set_last_function.
4133 * diagnostic.c (diagnostic_report_current_function): Add second
4134 argument, pass it as third argument to lang_hooks.print_error_function.
4135 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
4136 to diagnostic_report_current_function.
4137 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
4138 and message.abstract_origin.
4139 (verbatim): Initialize abstract_origin.
4140 * pretty-print.h (text_info): Add abstract_origin field.
4141 * pretty-print.c (pp_base_format): Handle %K.
4142 * langhooks.c (lhd_print_error_function): Add third argument. If
4143 diagnostic->abstract_origin, print virtual backtrace.
4144 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4145 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
4146 (init_dynamic_diag_info): Likewise.
4148 2007-09-26 David Daney <ddaney@avtrex.com>
4151 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
4152 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
4153 sync_old_nand<mode>, sync_new_nand<mode>,
4154 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
4155 Update length attributes.
4156 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
4157 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
4159 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
4160 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
4161 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
4164 2007-09-26 Richard Guenther <rguenther@suse.de>
4166 PR tree-optimization/33563
4167 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
4168 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
4170 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
4171 get_use_of_stmt_lhs.
4173 2007-09-26 Joseph Myers <joseph@codesourcery.com>
4176 * c-common.c (complete_array_type): Diagnose too-large arrays and
4177 set type to error_mark_node.
4179 2007-09-26 Richard Guenther <rguenther@suse.de>
4181 PR tree-optimization/30375
4182 PR tree-optimization/33560
4183 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
4187 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
4189 * tree-ssa-dse.c (aggregate_vardecl_d): New.
4190 (dse_global_data): Add aggregate_vardecl field.
4191 (dse_possible_dead_store_p): New.
4192 Add prev_defvar variable.
4193 Allow immediate uses and previous immediate uses to differ
4194 if they are setting different parts of the whole.
4195 (get_aggregate_vardecl): New.
4196 (dse_record_partial_aggregate_store): New.
4197 (dse_whole_aggregate_clobbered_p): New.
4198 (dse_partial_kill_p): New.
4199 Call dse_maybe_record_aggregate_store().
4200 When checking whether a STMT and its USE_STMT refer to the
4201 same memory address, check also for partial kills that clobber
4203 Move some variable definitions to the block where they are used.
4204 (aggregate_vardecl_hash): New.
4205 (aggregate_vardecl_eq): New.
4206 (aggregate_vardecl_free): New.
4207 (aggregate_whole_store_p): New.
4208 (tree_ssa_dse): Initialize and free aggregate_vardecl.
4209 Mark which aggregate stores we care about.
4211 2007-09-25 DJ Delorie <dj@redhat.com>
4214 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
4217 2007-09-25 Michael Meissner <michael.meissner@amd.com>
4220 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
4221 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
4222 for vector int32 -> int64 conversions. Don't write beyond the end
4223 of the allocated vector for int32 -> int64 conversions.
4225 2007-09-25 Revital Eres <eres@il.ibm.com>
4227 * config/rs6000/paired.h (paired_sel): New.
4228 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
4229 (rs6000_expand_ternop_builtin): Pass zero const_double operand
4230 when expanding selv2sf.
4231 * config/rs6000/rs6000.h (rs6000_builtins): Add
4232 PAIRED_BUILTIN_SELV2SF4.
4234 2007-09-25 Joseph Myers <joseph@codesourcery.com>
4237 * c-typeck.c (default_conversion): Call require_complete_type
4238 before perform_integral_promotions.
4239 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
4240 (build_c_cast): Call require_complete_type except for casts to
4242 (convert_for_assignment): Call require_complete_type.
4244 2007-09-25 Revital Eres <eres@il.ibm.com>
4246 * config/spu/spu.md: Fix doloop pattern.
4248 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
4250 * config/bfin/bfin.c (expand_prologue_reg_save,
4251 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
4252 and ASTAT moved here...
4253 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4254 ... from here. New argument ALL; callers changed.
4255 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
4256 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
4257 have the "saveall" attribute.
4259 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
4261 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
4263 (INCOMING_REGNO, OUTGOING_REGNO): Define.
4264 * config/mmix/mmix.c (mmix_opposite_regno): New function.
4265 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
4267 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
4268 with REG_P tests before REGNO access.
4270 2007-09-24 DJ Delorie <dj@redhat.com>
4273 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
4275 (movqicc_<code>_<mode>): Likewise.
4276 (movhicc_<code>_<mode>): Likewise.
4278 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
4281 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
4282 register for reload.
4284 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
4287 * config/i386/i386.c (ix86_comp_type_attributes): Check
4290 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4292 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
4293 "move.l %a4,%a4" to produce nops.
4294 * config/m68k/m68k.c (override_options): Reset align options,
4295 if neccessary align macro isn't avaible.
4297 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4299 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
4301 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4303 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
4305 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
4306 reload is completed.
4307 (peephole pattern): Convert most of them to RTL peephole pattern.
4309 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4311 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
4312 (moved from fp compare patterns).
4313 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
4314 Cleanup predicates to relieve reload.
4315 (conditional_trap): Reject conditional trap with fp condition.
4316 * config/m68k/predicates.md (fp_src_operand): New, reject
4317 certain constants early.
4319 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4321 * final.c (final_scan_insn): Remove accidentally duplicated code.
4323 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4325 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
4326 Allow --with-tune=cell and --with-cpu=cell.
4328 2007-09-24 David Edelsohn <edelsohn@gnu.org>
4330 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
4331 * config/rs6000/rs6000.opt (swdiv): Change option to ...
4333 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
4335 (TARGET_BUILTIN_RECIPROCAL): Use it.
4336 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
4337 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
4338 (rs6000_emit_swrsqrtsf): New.
4339 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
4341 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
4342 (divsf3): Remove swdiv support.
4345 (rsqrt_internal1): New.
4346 (divdf3): Remove swdiv support.
4349 2007-09-24 Jakub Jelinek <jakub@redhat.com>
4352 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
4354 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
4355 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
4356 * tree.c (type_hash_eq): For FUNCTION_TYPE use
4357 lang_hooks.type.type_hash_eq in addition to generic tests.
4359 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
4360 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
4362 * tree-inline.h (eni_weights): Add field target_builtin_cost to
4363 reflect the cost per call to a target specific builtin.
4364 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
4365 call to a target specific builtin, then use target_builtin_call_cost.
4366 (init_inline_once): Initialize target_builtin_call_cost field.
4368 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
4371 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
4374 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
4376 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
4377 * configure: Regenerated.
4379 2007-09-23 Ollie Wild <aaw@google.com>
4381 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
4383 (get_pointer_modulus_and_residue): New function.
4385 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4387 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
4388 combine an SC return value into a single register.
4390 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4392 * opth-gen.awk (target_flags_explicit): Declare.
4393 * toplev.h (target_flags_explicit): Delete declaration.
4394 * toplev.c (target_flags): Likewise.
4395 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
4396 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
4397 Never return true for TARGET_MIPS16.
4398 * config/mips/mips.c (mips_llsc): Delete.
4399 (mips_handle_option): Remove -mllsc handling.
4400 (mips_strip_unspec_address): Tweak comment.
4401 * config/mips/mips.opt (mllsc): Use a target mask.
4403 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4405 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
4406 word_mode as well as Pmode.
4408 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4410 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
4411 parameters from word_mode to the subword type if such a truncation
4414 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4416 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
4417 * configure: Regenerated.
4419 2007-09-23 Jan Hubicka <jh@suse.cz>
4421 * params.def (INLINE_CALL_COST): Set to 12.
4422 * invoke.texi (inline-call-cost): Update default value.
4424 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
4426 * config/alpha/alpha.md (movti): Use operand_subword for the split.
4428 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
4429 Revital Eres <eres@il.ibm.com>
4431 * modulo-sched.c (doloop_register_get): Rewrite the loop which
4432 checks whether the count_reg is found outside the control part.
4434 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4436 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
4437 instead of checking CALL_EXPR_FN directly to test for builtins.
4438 If error or warning attributes are present, print
4439 error resp. warning.
4440 * c-common.c (handle_error_attribute): New function.
4441 (c_common_attribute_table): Add error and warning
4443 * doc/extend.texi: Document error and warning attributes.
4445 * tree.h (block_nonartificial_location): New prototype.
4446 * tree.c (block_nonartificial_location): New function.
4447 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
4448 if artificial attribute is present on abstract inline decl.
4449 * c-common.c (handle_artificial_attribute): New function.
4450 (c_common_attribute_table): Add artificial attribute.
4451 * final.c (override_filename, override_linenum): New variables.
4452 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
4453 and override_linenum if inside of a block inlined from
4454 __attribute__((__artificial__)) function.
4455 (notice_source_line): Honor override_filename and override_linenum.
4456 * doc/extend.texi: Document __attribute__((__artificial__)).
4457 * config/i386/emmintrin.h: Add __artificial__ attribute to
4458 all __always_inline__ functions.
4459 * config/i386/mmintrin.h: Likewise.
4460 * config/i386/tmmintrin.h: Likewise.
4461 * config/i386/mm3dnow.h: Likewise.
4462 * config/i386/pmmintrin.h: Likewise.
4463 * config/i386/ammintrin.h: Likewise.
4464 * config/i386/xmmintrin.h: Likewise.
4465 * config/i386/smmintrin.h: Likewise.
4466 * config/i386/bmmintrin.h: Likewise.
4467 * config/i386/mmintrin-common.h: Likewise.
4470 * expr.c (expand_constructor): New function.
4471 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
4472 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
4475 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4477 * config/mips/mips.c (dump_constants_1): Generalize to include
4478 fractional and accumulator modes.
4480 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4482 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
4483 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
4485 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
4486 TARGET_HARD_FLOAT when testing whether -mpaired-single is
4488 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
4490 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
4492 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
4493 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
4495 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
4496 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
4497 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
4499 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
4501 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
4502 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
4503 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
4505 2007-09-22 Jason Merrill <jason@redhat.com>
4508 * attribs.c (lookup_attribute_spec): Split out...
4509 (decl_attributes): From here.
4510 * tree.h: Declare it.
4512 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4514 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
4516 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4518 * tree-inline.c (remap_type_1): Correctly chain variants.
4520 2007-09-22 Richard Guenther <rguenther@suse.de>
4522 PR tree-optimization/33146
4523 * fold-const.c (fold_binary): Use the original tree
4525 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
4526 also changes "sign".
4528 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4531 * except.c (finish_eh_generation): Call commit_edge_insertions if
4532 there are insns queued on the entry edge.
4533 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
4536 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4538 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
4540 2007-09-19 Michael Meissner <michael.meissner@amd.com>
4542 * config/i386/i386.c: Delete trailing whitespace.
4543 * config/i386/i386.h: Ditto.
4544 * config/i386/bmmintrin.h: Ditto.
4545 * config/i386/sync.md: Ditto.
4546 * config/i386/ppro.md: Ditto.
4547 * config/i386/mmx.md: Ditto.
4548 * config/i386/constraints.md: Ditto.
4549 * config/i386/sse.md: Ditto.
4550 * config/i386/athlon.md: Ditto.
4551 * config/i386/i386.md: Ditto.
4553 2007-09-21 Richard Guenther <rguenther@suse.de>
4555 PR tree-optimization/33508
4556 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
4557 quadratic loop by keeping a bitmap of variables we have
4558 to clobber all subvariables for.
4559 (set_initial_properties): Likewise.
4561 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
4563 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
4565 2007-09-20 Nigel Stephens <nigel@mips.com>
4566 Chao-ying Fu <fu@mips.com>
4568 * c-decl.c (finish_declspecs): When _Sat is used without
4569 _Fract or _Accum, set the default type to cts_fract.
4570 This avoids a warning of "type defaults to int".
4572 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4574 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
4575 bit-fields wider than one bit.
4577 2007-09-20 Jakub Jelinek <jakub@redhat.com>
4580 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
4582 * dbxout.c (dbxout_type): Likewise.
4586 * gimplify.c (gimplify_vla_decl): New function.
4587 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
4589 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
4591 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4593 * doc/invoke.texi (-minterlink-mips16): Document.
4594 * config/mips/mips.opt (minterlink-mips16): New option.
4595 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
4598 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4600 * doc/extend.texi (Attribute Syntax): Remove old speculative
4603 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
4605 * combine.c: Include cgraph.h.
4606 (setup_incoming_promotions): Rework to allow more aggressive
4607 elimination of sign extensions when all call sites of the
4608 current function are known to lie within the current unit.
4610 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4612 * dse.c (find_shift_sequence): No-op rework of control flow.
4614 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
4616 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
4617 GPR for DCmode on 64-bit targets. Remove redundant fallback.
4619 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4621 * cfgexpand.c (dump_stack_var_partition): Use the correct
4622 index for the offset.
4624 2007-09-19 Joseph Myers <joseph@codesourcery.com>
4626 * config/mips/sde.h: Switch to GPLv3.
4628 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
4630 * tree-sra.c (decide_block_copy): Decide if there are groups.
4632 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
4634 * config/m68k/m68k.c (output_move_himode): Remove jump table
4636 config/m68k/m68k.md (lea): Likewise.
4637 * config/m68k/m68k.c (print_operand_address): Use simple pc
4638 relative addressing.
4640 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
4642 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
4643 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
4645 (asm_insn_count): Pass template as second argument to it.
4646 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4647 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4648 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4649 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4650 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4651 (sh_insn_length_adjustment): Pass template as second argument to it.
4652 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
4654 * config/bfin/bfin.md (define_asm_attributes): New.
4656 2007-09-19 Jie Zhang <jie.zhang@analog.com>
4658 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
4660 * config/bfin/print-sysroot-suffix.sh: New.
4661 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
4662 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4663 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4664 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
4665 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4666 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4667 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
4668 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4669 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4670 (linux-sysroot-suffix.h): New target.
4671 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
4672 (mspecld-anomaly): Likewise.
4673 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
4674 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
4675 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
4676 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
4677 (bfin_si_revision): Declare.
4678 (bfin_workarounds): Declare.
4679 (WA_SPECULATIVE_LOADS): Define.
4680 (ENABLE_WA_SPECULATIVE_LOADS): Define.
4681 (WA_SPECULATIVE_SYNCS): Define.
4682 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
4683 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
4684 (LIB_SPEC): Add %s to the linker scripts.
4685 Use proper linker script for bf522, bf525, bf527,
4686 bf538, bf539, bf542, bf544, bf548, and bf549.
4687 * config/bfin/bfin.c (bfin_si_revision): Define.
4688 (bfin_workarounds): Define.
4689 (struct bfin_cpu): New.
4691 (bfin_handle_option): Handle silicon revision part of -mcpu option.
4692 (override_options): Set bfin_workarounds.
4693 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
4694 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
4695 ENABLE_WA_SPECULATIVE_LOADS.
4696 (bfin_reorg): Likewise.
4697 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4698 macros for bf522, bf525, bf527, bf538, bf539,
4699 bf542, bf544, bf548, and bf549.
4700 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
4701 Don't define __ID_SHARED_LIB__ when -msep-data.
4702 (TARGET_DEFAULT): Define as 0.
4703 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
4704 * doc/invoke.texi (Blackfin Options): Document silicon
4705 revision part of -mcpu option and it now accepts bf522, bf525,
4706 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
4708 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4710 * alias.c (memory_modified_1): Deconstify.
4711 (memory_modified_in_insn_p): Don't use const_note_stores.
4712 * rtl.h (const_note_stores): Delete.
4713 * rtlanal.c (const_note_stores): Likewise.
4715 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4717 * dse.c (find_shift_sequence): Temporarily revert to forbidding
4720 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4724 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
4725 (addsi_small_int): Likewise.
4726 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
4727 (one_cmplsi2): Likewise.
4729 (enter_func): Expand insn using hard_frame_pointer_rtx and
4732 * config/fr30/fr30.c (fr30_expand_prologue): Check for
4733 hard_frame_pointer_rtx instead of using REGNO() check.
4734 Properly sign extend GEN_INT() argument.
4736 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
4738 * config/m68k/m68k.c (override_options): Remove USE_GAS,
4740 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
4741 alternatives with just jcc.
4742 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
4743 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
4744 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
4745 dbge_hi, dbge_si): Likewise.
4747 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
4749 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
4750 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
4751 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
4752 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
4753 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
4755 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4757 * config/m68k/m68k-devices.def (51qe): New device.
4758 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
4759 to all uses of FL_FOR_isa_c for compatibility.
4760 (all_microarchs): Add cfv1 microarchitecture.
4761 (m68k_handle_option): Handle m51qe option.
4762 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
4763 (TUNE_CFV1): New macro.
4764 (enum uarch_type): Add ucfv1.
4765 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
4767 2007-09-18 Richard Guenther <rguenther@suse.de>
4769 PR tree-optimization/31863
4770 * tree-ssa-structalias.c (create_variable_info_for): Always
4771 free the fieldstack.
4773 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
4775 * opts.c (decode_options): Enable vectorization under -O3.
4777 2007-09-18 Richard Guenther <rguenther@suse.de>
4779 PR tree-optimization/33340
4780 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
4781 SSA_NAMEs that occur in abnormal PHI nodes.
4783 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4785 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
4786 Don't use const_get_call_expr_in.
4787 * tree-gimple.c (const_get_call_expr_in): Delete.
4788 * tree-gimple.h (const_get_call_expr_in): Likewise.
4790 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4792 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
4793 not yet have a basic block.
4794 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
4796 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4798 * config/mips/mips.c (mips_file_start): Add ".previous" directives
4799 to both ".section"s.
4801 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
4803 * config/mips/mips.c (mips_output_mi_thunk): Use
4804 mips_function_ok_for_sibcall and const_call_insn_operand
4805 to determine if a direct sibcall is allowed. Use
4806 mips_classify_symbol to determine a global pointer is needed.
4808 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
4810 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
4812 2007-09-17 Chao-ying Fu <fu@mips.com>
4813 Nigel Stephens <nigel@mips.com>
4815 * config/fixed-bit.h: New file.
4816 * config/fixed-bit.c: New file.
4817 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
4819 2007-09-18 Jakub Jelinek <jakub@redhat.com>
4821 * c-format.h (format_kind_info): Add alloc_char field.
4822 * c-format.c (scanf_flag_specs): Add 'm'.
4823 (scanf_flag_pairs): Add 'a', 'm' pair.
4824 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
4825 (format_types_orig): Add alloc_char fields.
4826 (check_format_info_main): Rename aflag to alloc_flag.
4827 Handle fki->alloc_char. modifier after width and before length
4828 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
4829 length modifiers as well.
4830 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
4833 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
4834 returned by build_call_expr.
4836 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4838 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
4839 NULL for variable-sized records too.
4840 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
4842 2007-09-17 Tom Tromey <tromey@redhat.com>
4844 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
4845 (c_builtin_function): Likewise.
4846 (grokdeclarator): Likewise.
4848 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
4850 PR rtl-optimization/26449
4851 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
4852 (seq_insns_valid_p): Removed.
4854 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4856 * tree-nomudflap.c (gate_mudflap): New static function.
4857 (pass_mudflap_1): Use it as gate function.
4858 (pass_mudflap_2): Likewise.
4860 2007-09-17 Jan Hubicka <jh@suse.cz>
4864 * loop-invariant.c (move_invariant_reg): Unshare sequence.
4866 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
4868 PR tree-optimization/33319
4869 * tree-vect-analyze.c (vect_same_range_drs): New.
4870 (vect_vfa_range_equal): New.
4871 (vect_is_duplicate_ddr): Removed.
4872 (vect_mark_for_runtime_alias_test): Do not perform marking when
4873 optimizing for size or max_param for alias checking is zero.
4874 Move the function before vect_analyze_data_ref_dependence.
4875 (vect_analyze_data_ref_dependence): Add call to
4876 vect_mark_for_runtime_alias_test in two cases when dependence
4878 (vect_analyze_data_ref_dependences): Do not call to
4879 vect_mark_for_runtime_alias_test.
4880 (vect_prune_runtime_alias_test_list): New.
4881 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
4882 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4883 Update vec_outside_cost.
4884 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
4885 (vect_create_cond_for_alias_checks): Build the base address of data
4886 reference from DR_GROUP_FIRST_DR.
4887 (vect_loop_versioning): New.
4888 (vect_transform_loop): Add a call to vect_loop_versioning.
4889 Remove factored out code.
4891 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4894 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
4897 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4899 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
4900 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
4901 Fix the call to insn_rtx_cost. Skip access sizes that require a
4902 real truncation of the store register. Use convert_move instead
4903 of gen_lowpart when narrowing the result.
4904 (replace_read): Use convert_move instead of gen_lowpart when
4905 narrowing the store rhs.
4907 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4909 * config/mips/mips.md (SHORT): Fix long line.
4910 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
4911 to QImode and HImode.
4913 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4915 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
4917 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
4919 * tree-parloops.c: New file.
4920 * tree-ssa-operands.h (free_stmt_operands): Declare.
4921 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
4923 * tree-pass.h (pass_parallelize_loops): Declare.
4924 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
4926 (build_omp_regions_1): Allow analysing just a single OMP region and
4928 ( build_omp_regions_root, omp_expand_local): New functions.
4929 (build_omp_regions): Add argument to build_omp_regions_1 call.
4930 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
4931 autoparallelization is run.
4932 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
4933 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
4934 pass_parallelize_loops): New.
4935 * common.opt (ftree-parallelize-loops): New.
4936 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
4937 parallelize_loops): Declare.
4938 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
4939 * Makefile.in (tree-parloops.o): Added.
4940 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
4942 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
4943 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
4944 one extra edge as well.
4945 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
4946 Use VEC_free to free doms vector.
4947 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
4948 operands. Recompute operand caches in the new function.
4949 (move_sese_region_to_fn): Update loop info.
4950 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
4951 * tree-ssa-operands.c (free_stmt_operands): New function.
4953 * doc/passes.texi: Document autoparallelization.
4954 * doc/invoke.texi (-ftree-parallelize-loops): New option.
4956 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4959 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
4962 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
4964 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
4965 the VEC is not NULL.
4966 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
4967 get_vectype_for_scalar_type succeeded.
4968 (vectorizable_conversion): Likewise.
4970 2007-09-14 Jan Hubicka <jh@suse.cz>
4972 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
4975 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
4978 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
4979 register when operands[2] equals operands[1].
4980 (remainderxf3): Ditto.
4982 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
4983 Nigel Stephens <nigel@mips.com>
4985 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
4986 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
4987 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
4989 (_Unwind_ForcedUnwind): Likewise.
4990 (_Unwind_Resume): Likewise.
4991 (_Unwind_Resume_or_Rethrow): Likewise.
4992 (_Unwind_Backtrace): Likewise.
4993 (_Unwind_SjLj_RaiseException): Likewise.
4994 (_Unwind_SjLj_ForcedUnwind): Likewise.
4995 (_Unwind_SjLj_Resume): Likewise.
4996 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
4997 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
4999 (_Unwind_ForcedUnwind): Likewise.
5000 (_Unwind_Resume): Likewise.
5001 (_Unwind_Resume_or_Rethrow): Likewise.
5002 (_Unwind_Backtrace): Likewise.
5003 * unwind-compat.c (_Unwind_Backtrace): Likewise.
5004 (_Unwind_ForcedUnwind): Likewise.
5005 (_Unwind_RaiseException): Likewise.
5006 (_Unwind_Resume): Likewise.
5007 (_Unwind_Resume_or_Rethrow): Likewise.
5009 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
5010 nomips16 mode when IN_LIBGCC2 with hard float.
5012 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
5014 * config/mips/sdemtk.opt: Update to GPLv3.
5015 * config/mips/sdemtk.h: Likewise.
5017 2007-09-14 Nigel Stephens <nigel@mips.com>
5019 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
5020 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
5021 for mipsisa32-*-linux*.
5023 2007-09-14 Nigel Stephens <nigel@mips.com>
5024 David Ung <davidu@mips.com>
5025 Thiemo Seufer <ths@mips.com>
5026 Richard Sandiford <richard@codesourcery.com>
5028 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
5029 * configure.ac: Add a mipssde threading type.
5030 * configure: Regenerate.
5031 * config/mips/sdemtk.h: New file.
5032 * config/mips/t-sdemtk: Likewise.
5033 * config/mips/sdemtk.opt: Likewise.
5034 * gthr-mipssde.h: Likewise.
5035 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
5036 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
5037 (MIPS_ICACHE_SYNC): New macro, split from ...
5038 * config/mips/mips.md (clear_cache): ...here.
5039 * config/mips/mips.c (mips_save_reg_p): Check
5040 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
5041 (build_mips16_function_stub): Use targetm.strip_name_encoding.
5042 (build_mips16_call_stub): Likewise.
5044 2007-09-14 Richard Sandiford <richard@codesourcery.com>
5046 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
5048 2007-09-14 Jakub Jelinek <jakub@redhat.com>
5051 * config/ia64/ia64.c (find_gr_spill): Don't decrement
5052 current_frame_info.n_local_regs. Don't return emitted local
5054 (ia64_compute_frame_size): Improve unwind hack to put
5055 RP, PFS, FP in that order by allowing some of the registers
5056 been already emitted, as long as they are emitted to the
5059 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5061 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
5062 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
5063 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
5065 2007-09-13 Eric Christopher <echristo@apple.com>
5066 Kenneth Zadeck <zadeck@naturalbridge.com>
5068 * dse.c (find_shift_sequence): New function.
5069 (replace_read): Add case to remove read if it requires shift.
5070 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
5072 2007-09-13 Tom Tromey <tromey@redhat.com>
5074 * c-common.c (fname_as_string): Update.
5075 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
5076 (c_lex_one_token): Update. Add 'parser' argument.
5077 (c_parser_simple_asm_expr): Update.
5078 (c_parser_attributes): Update.
5079 (c_parser_asm_statement): Update.
5080 (c_parser_asm_operands): Update.
5081 (c_parser_peek_token): Update.
5082 (c_parser_peek_2nd_token): Update.
5083 * c-lex.c (c_lex_string_translate): Remove.
5084 (c_lex_return_raw_strings): Likewise.
5085 (c_lex_with_flags): Added 'lex_flags' argument.
5086 (lex_string): Added 'translate' argument.
5087 * c-pragma.h (c_lex_with_flags): Update.
5088 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
5089 (C_LEX_STRING_NO_TRANSLATE): New define.
5090 (C_LEX_RAW_STRINGS): Likewise.
5092 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5095 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
5096 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
5097 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
5098 (bfin_init_builtins): Initialize __builtin_bfin_ones,
5099 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
5100 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
5101 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
5102 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
5103 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
5104 (bdesc_1arg): Add __builtin_bfin_ones.
5105 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
5106 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
5107 and __builtin_bfin_csqu_fr16.
5108 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
5109 (ones): New define_insn.
5110 (ssaddhi3_parts): New define_insn.
5111 (sssubhi3_parts): New define_insn.
5112 (flag_mulhi_parts): New define_insn.
5114 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
5116 * common.opt (femit-class-debug-always): Turn off by default.
5118 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5120 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
5121 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
5123 2007-09-13 James E. Wilson <wilson@specifix.com>
5125 PR tree-optimization/33389
5126 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
5127 then set build_loads before returning.
5129 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
5130 David Ung <davidu@mips.com>
5132 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
5133 {d}addiu and a negative immediate such that it works with MIPS16
5136 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
5139 * configure.ac (ld_vers): Support Linux linker.
5140 * configure: Regenerated.
5142 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5143 Sandra Loosemore <sandra@codesourcery.com>
5145 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
5146 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
5147 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
5148 nomips16 into decl attributes.
5149 (TARGET_INSERT_ATTRIBUTES): Override.
5150 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
5151 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
5152 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
5153 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
5154 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
5155 (mips_use_mips16_mode_p): Reimplement as a function that takes
5156 a decl and considers only decl attributes. If the decl is nested
5157 function, use its parent attributes.
5158 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
5159 instead of SYMBOL_REF_MIPS16_FUNC_P.
5160 (mips_set_mips16_mode): Move call to sorry here from old
5161 mips_use_mips16_mode_p.
5162 (mflip_mips16_entry): New structure.
5163 (mflip_mips16_htab): New variable.
5164 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
5165 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
5166 (mips_merge_decl_attributes): New function.
5167 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
5168 Use mips_use_mips16_mode_p.
5169 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
5170 SYMBOL_REF_MIPS16_FUNC_P.
5171 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
5173 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5175 * c-parser.c (c_parser_struct_declaration): Check for a null return.
5177 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5180 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
5182 2007-09-12 Michael Meissner <michael.meissner@amd.com>
5183 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5184 Tony Linthicum <tony.linthicum@amd.com>
5186 * tree.h (function_args_iterator): New type to iterate over
5188 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
5189 function arguments providing a pointer to the argument.
5190 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
5191 function arguments providing the argument.
5192 (function_args_iter_init): Inline function to initialize
5193 function_args_iterator.
5194 (function_args_iter_cond_ptr): Inline function to return the next
5195 pointer to hold the argument.
5196 (function_args_iter_cond): Inline function to return the next
5198 (function_args_iter_cond_next): Advance the function args
5200 (stdarg_p): New function, return true if variable argument
5202 (prototype_p): New function, return true if function is
5204 (function_args_count): New function, count the number of arguments
5207 * tree.c (stdarg_p): New function, return true if variable
5209 (prototype_p): New function, return true if function is
5212 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5213 (TARGET_ROUND): New macro for the round/ptest instructions which
5214 are shared between SSE4.1 and SSE5.
5215 (OPTION_MASK_ISA_ROUND): Ditto.
5216 (OPTION_ISA_ROUND): Ditto.
5217 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5218 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5220 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5221 (-mfused-madd): New switch to give users control over whether the
5222 compiler optimizes to use the multiply/add SSE5 instructions.
5224 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
5225 m_ATHLON_K8_AMDFAM10, and change all uses.
5226 (enum pta_flags): Add PTA_SSE5.
5227 (ix86_handle_option): Turn off 3dnow if -msse5.
5228 (override_options): Add SSE5 support.
5229 (print_operand): %Y prints comparison codes for SSE5 com/pcom
5231 (ix86_expand_sse_movcc): Add SSE5 support.
5232 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
5233 vector type to the next largest size.
5234 (ix86_expand_sse5_pack): New function to use pperm to pack a
5235 vector type to the next smallest size.
5236 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
5237 (IX86_BUILTIN_FMADDSD): Ditto.
5238 (IX86_BUILTIN_FMADDPS): Ditto.
5239 (IX86_BUILTIN_FMADDPD): Ditto.
5240 (IX86_BUILTIN_FMSUBSS): Ditto.
5241 (IX86_BUILTIN_FMSUBSD): Ditto.
5242 (IX86_BUILTIN_FMSUBPS): Ditto.
5243 (IX86_BUILTIN_FMSUBPD): Ditto.
5244 (IX86_BUILTIN_FNMADDSS): Ditto.
5245 (IX86_BUILTIN_FNMADDSD): Ditto.
5246 (IX86_BUILTIN_FNMADDPS): Ditto.
5247 (IX86_BUILTIN_FNMADDPD): Ditto.
5248 (IX86_BUILTIN_FNMSUBSS): Ditto.
5249 (IX86_BUILTIN_FNMSUBSD): Ditto.
5250 (IX86_BUILTIN_FNMSUBPS): Ditto.
5251 (IX86_BUILTIN_FNMSUBPD): Ditto.
5252 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
5253 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
5254 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
5255 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
5256 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
5257 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
5258 (IX86_BUILTIN_PPERM): Ditto.
5259 (IX86_BUILTIN_PERMPS): Ditto.
5260 (IX86_BUILTIN_PERMPD): Ditto.
5261 (IX86_BUILTIN_PMACSSWW): Ditto.
5262 (IX86_BUILTIN_PMACSWW): Ditto.
5263 (IX86_BUILTIN_PMACSSWD): Ditto.
5264 (IX86_BUILTIN_PMACSWD): Ditto.
5265 (IX86_BUILTIN_PMACSSDD): Ditto.
5266 (IX86_BUILTIN_PMACSDD): Ditto.
5267 (IX86_BUILTIN_PMACSSDQL): Ditto.
5268 (IX86_BUILTIN_PMACSSDQH): Ditto.
5269 (IX86_BUILTIN_PMACSDQL): Ditto.
5270 (IX86_BUILTIN_PMACSDQH): Ditto.
5271 (IX86_BUILTIN_PMADCSSWD): Ditto.
5272 (IX86_BUILTIN_PMADCSWD): Ditto.
5273 (IX86_BUILTIN_PHADDBW): Ditto.
5274 (IX86_BUILTIN_PHADDBD): Ditto.
5275 (IX86_BUILTIN_PHADDBQ): Ditto.
5276 (IX86_BUILTIN_PHADDWD): Ditto.
5277 (IX86_BUILTIN_PHADDWQ): Ditto.
5278 (IX86_BUILTIN_PHADDDQ): Ditto.
5279 (IX86_BUILTIN_PHADDUBW): Ditto.
5280 (IX86_BUILTIN_PHADDUBD): Ditto.
5281 (IX86_BUILTIN_PHADDUBQ): Ditto.
5282 (IX86_BUILTIN_PHADDUWD): Ditto.
5283 (IX86_BUILTIN_PHADDUWQ): Ditto.
5284 (IX86_BUILTIN_PHADDUDQ): Ditto.
5285 (IX86_BUILTIN_PHSUBBW): Ditto.
5286 (IX86_BUILTIN_PHSUBWD): Ditto.
5287 (IX86_BUILTIN_PHSUBDQ): Ditto.
5288 (IX86_BUILTIN_PROTB): Ditto.
5289 (IX86_BUILTIN_PROTW): Ditto.
5290 (IX86_BUILTIN_PROTD): Ditto.
5291 (IX86_BUILTIN_PROTQ): Ditto.
5292 (IX86_BUILTIN_PROTB_IMM): Ditto.
5293 (IX86_BUILTIN_PROTW_IMM): Ditto.
5294 (IX86_BUILTIN_PROTD_IMM): Ditto.
5295 (IX86_BUILTIN_PROTQ_IMM): Ditto.
5296 (IX86_BUILTIN_PSHLB): Ditto.
5297 (IX86_BUILTIN_PSHLW): Ditto.
5298 (IX86_BUILTIN_PSHLD): Ditto.
5299 (IX86_BUILTIN_PSHLQ): Ditto.
5300 (IX86_BUILTIN_PSHAB): Ditto.
5301 (IX86_BUILTIN_PSHAW): Ditto.
5302 (IX86_BUILTIN_PSHAD): Ditto.
5303 (IX86_BUILTIN_PSHAQ): Ditto.
5304 (IX86_BUILTIN_FRCZSS): Ditto.
5305 (IX86_BUILTIN_FRCZSD): Ditto.
5306 (IX86_BUILTIN_FRCZPS): Ditto.
5307 (IX86_BUILTIN_FRCZPD): Ditto.
5308 (IX86_BUILTIN_CVTPH2PS): Ditto.
5309 (IX86_BUILTIN_CVTPS2PH): Ditto.
5310 (IX86_BUILTIN_COMEQSS): Ditto.
5311 (IX86_BUILTIN_COMNESS): Ditto.
5312 (IX86_BUILTIN_COMLTSS): Ditto.
5313 (IX86_BUILTIN_COMLESS): Ditto.
5314 (IX86_BUILTIN_COMGTSS): Ditto.
5315 (IX86_BUILTIN_COMGESS): Ditto.
5316 (IX86_BUILTIN_COMUEQSS): Ditto.
5317 (IX86_BUILTIN_COMUNESS): Ditto.
5318 (IX86_BUILTIN_COMULTSS): Ditto.
5319 (IX86_BUILTIN_COMULESS): Ditto.
5320 (IX86_BUILTIN_COMUGTSS): Ditto.
5321 (IX86_BUILTIN_COMUGESS): Ditto.
5322 (IX86_BUILTIN_COMORDSS): Ditto.
5323 (IX86_BUILTIN_COMUNORDSS): Ditto.
5324 (IX86_BUILTIN_COMFALSESS): Ditto.
5325 (IX86_BUILTIN_COMTRUESS): Ditto.
5326 (IX86_BUILTIN_COMEQSD): Ditto.
5327 (IX86_BUILTIN_COMNESD): Ditto.
5328 (IX86_BUILTIN_COMLTSD): Ditto.
5329 (IX86_BUILTIN_COMLESD): Ditto.
5330 (IX86_BUILTIN_COMGTSD): Ditto.
5331 (IX86_BUILTIN_COMGESD): Ditto.
5332 (IX86_BUILTIN_COMUEQSD): Ditto.
5333 (IX86_BUILTIN_COMUNESD): Ditto.
5334 (IX86_BUILTIN_COMULTSD): Ditto.
5335 (IX86_BUILTIN_COMULESD): Ditto.
5336 (IX86_BUILTIN_COMUGTSD): Ditto.
5337 (IX86_BUILTIN_COMUGESD): Ditto.
5338 (IX86_BUILTIN_COMORDSD): Ditto.
5339 (IX86_BUILTIN_COMUNORDSD): Ditto.
5340 (IX86_BUILTIN_COMFALSESD): Ditto.
5341 (IX86_BUILTIN_COMTRUESD): Ditto.
5342 (IX86_BUILTIN_COMEQPS): Ditto.
5343 (IX86_BUILTIN_COMNEPS): Ditto.
5344 (IX86_BUILTIN_COMLTPS): Ditto.
5345 (IX86_BUILTIN_COMLEPS): Ditto.
5346 (IX86_BUILTIN_COMGTPS): Ditto.
5347 (IX86_BUILTIN_COMGEPS): Ditto.
5348 (IX86_BUILTIN_COMUEQPS): Ditto.
5349 (IX86_BUILTIN_COMUNEPS): Ditto.
5350 (IX86_BUILTIN_COMULTPS): Ditto.
5351 (IX86_BUILTIN_COMULEPS): Ditto.
5352 (IX86_BUILTIN_COMUGTPS): Ditto.
5353 (IX86_BUILTIN_COMUGEPS): Ditto.
5354 (IX86_BUILTIN_COMORDPS): Ditto.
5355 (IX86_BUILTIN_COMUNORDPS): Ditto.
5356 (IX86_BUILTIN_COMFALSEPS): Ditto.
5357 (IX86_BUILTIN_COMTRUEPS): Ditto.
5358 (IX86_BUILTIN_COMEQPD): Ditto.
5359 (IX86_BUILTIN_COMNEPD): Ditto.
5360 (IX86_BUILTIN_COMLTPD): Ditto.
5361 (IX86_BUILTIN_COMLEPD): Ditto.
5362 (IX86_BUILTIN_COMGTPD): Ditto.
5363 (IX86_BUILTIN_COMGEPD): Ditto.
5364 (IX86_BUILTIN_COMUEQPD): Ditto.
5365 (IX86_BUILTIN_COMUNEPD): Ditto.
5366 (IX86_BUILTIN_COMULTPD): Ditto.
5367 (IX86_BUILTIN_COMULEPD): Ditto.
5368 (IX86_BUILTIN_COMUGTPD): Ditto.
5369 (IX86_BUILTIN_COMUGEPD): Ditto.
5370 (IX86_BUILTIN_COMORDPD): Ditto.
5371 (IX86_BUILTIN_COMUNORDPD): Ditto.
5372 (IX86_BUILTIN_COMFALSEPD): Ditto.
5373 (IX86_BUILTIN_COMTRUEPD): Ditto.
5374 (IX86_BUILTIN_PCOMEQUB): Ditto.
5375 (IX86_BUILTIN_PCOMNEUB): Ditto.
5376 (IX86_BUILTIN_PCOMLTUB): Ditto.
5377 (IX86_BUILTIN_PCOMLEUB): Ditto.
5378 (IX86_BUILTIN_PCOMGTUB): Ditto.
5379 (IX86_BUILTIN_PCOMGEUB): Ditto.
5380 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
5381 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
5382 (IX86_BUILTIN_PCOMEQUW): Ditto.
5383 (IX86_BUILTIN_PCOMNEUW): Ditto.
5384 (IX86_BUILTIN_PCOMLTUW): Ditto.
5385 (IX86_BUILTIN_PCOMLEUW): Ditto.
5386 (IX86_BUILTIN_PCOMGTUW): Ditto.
5387 (IX86_BUILTIN_PCOMGEUW): Ditto.
5388 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
5389 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
5390 (IX86_BUILTIN_PCOMEQUD): Ditto.
5391 (IX86_BUILTIN_PCOMNEUD): Ditto.
5392 (IX86_BUILTIN_PCOMLTUD): Ditto.
5393 (IX86_BUILTIN_PCOMLEUD): Ditto.
5394 (IX86_BUILTIN_PCOMGTUD): Ditto.
5395 (IX86_BUILTIN_PCOMGEUD): Ditto.
5396 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
5397 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
5398 (IX86_BUILTIN_PCOMEQUQ): Ditto.
5399 (IX86_BUILTIN_PCOMNEUQ): Ditto.
5400 (IX86_BUILTIN_PCOMLTUQ): Ditto.
5401 (IX86_BUILTIN_PCOMLEUQ): Ditto.
5402 (IX86_BUILTIN_PCOMGTUQ): Ditto.
5403 (IX86_BUILTIN_PCOMGEUQ): Ditto.
5404 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
5405 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
5406 (IX86_BUILTIN_PCOMEQB): Ditto.
5407 (IX86_BUILTIN_PCOMNEB): Ditto.
5408 (IX86_BUILTIN_PCOMLTB): Ditto.
5409 (IX86_BUILTIN_PCOMLEB): Ditto.
5410 (IX86_BUILTIN_PCOMGTB): Ditto.
5411 (IX86_BUILTIN_PCOMGEB): Ditto.
5412 (IX86_BUILTIN_PCOMFALSEB): Ditto.
5413 (IX86_BUILTIN_PCOMTRUEB): Ditto.
5414 (IX86_BUILTIN_PCOMEQW): Ditto.
5415 (IX86_BUILTIN_PCOMNEW): Ditto.
5416 (IX86_BUILTIN_PCOMLTW): Ditto.
5417 (IX86_BUILTIN_PCOMLEW): Ditto.
5418 (IX86_BUILTIN_PCOMGTW): Ditto.
5419 (IX86_BUILTIN_PCOMGEW): Ditto.
5420 (IX86_BUILTIN_PCOMFALSEW): Ditto.
5421 (IX86_BUILTIN_PCOMTRUEW): Ditto.
5422 (IX86_BUILTIN_PCOMEQD): Ditto.
5423 (IX86_BUILTIN_PCOMNED): Ditto.
5424 (IX86_BUILTIN_PCOMLTD): Ditto.
5425 (IX86_BUILTIN_PCOMLED): Ditto.
5426 (IX86_BUILTIN_PCOMGTD): Ditto.
5427 (IX86_BUILTIN_PCOMGED): Ditto.
5428 (IX86_BUILTIN_PCOMFALSED): Ditto.
5429 (IX86_BUILTIN_PCOMTRUED): Ditto.
5430 (IX86_BUILTIN_PCOMEQQ): Ditto.
5431 (IX86_BUILTIN_PCOMNEQ): Ditto.
5432 (IX86_BUILTIN_PCOMLTQ): Ditto.
5433 (IX86_BUILTIN_PCOMLEQ): Ditto.
5434 (IX86_BUILTIN_PCOMGTQ): Ditto.
5435 (IX86_BUILTIN_PCOMGEQ): Ditto.
5436 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5437 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5438 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
5439 OPTION_MASK_ISA_ROUND for instructions that are shared between
5441 (bdesc_2arg): Ditto.
5442 (bdesc_sse_3arg): Ditto.
5443 (enum multi_arg_type): New enum for describing the various SSE5
5444 intrinsic argument types.
5445 (bdesc_multi_arg): New table for SSE5 intrinsics.
5446 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5447 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5449 (ix86_expand_builtin): Add SSE5 intrinsic support.
5450 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5451 operand instructions.
5452 (ix86_expand_sse5_multiple_memory): New function to split the
5453 second memory reference from SSE5 instructions.
5454 (type_has_variadic_args_p): Delete in favor of stdarg_p.
5455 (ix86_return_pops_args): Use stdarg_p to determine if the function
5456 has variable arguments.
5457 (ix86_setup_incoming_varargs): Ditto.
5458 (x86_this_parameter): Ditto.
5460 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5462 (ix86_expand_sse5_pack): Ditto.
5463 (ix86_sse5_valid_op_p): Ditto.
5464 (ix86_expand_sse5_multiple_memory): Ditto.
5466 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5467 constant for SSE5 support.
5468 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5469 (UNSPEC_SSE5_TRUEFALSE): Ditto.
5470 (UNSPEC_SSE5_PERMUTE): Ditto.
5471 (UNSPEC_SSE5_ASHIFT): Ditto.
5472 (UNSPEC_SSE5_LSHIFT): Ditto.
5473 (UNSPEC_FRCZ): Ditto.
5474 (UNSPEC_CVTPH2PS): Ditto.
5475 (UNSPEC_CVTPS2PH): Ditto.
5476 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
5478 (COM_FALSE_S): Ditto.
5479 (COM_FALSE_P): Ditto.
5480 (COM_TRUE_S): Ditto.
5481 (COM_TRUE_P): Ditto.
5482 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
5483 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
5485 (memory attribute): Ditto.
5486 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5487 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
5488 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5489 (floor<mode>2): Ditto.
5490 (ceil<mode>2): Ditto.
5491 (btrunc<mode>2): Ditto.
5492 (nearbyintdf2): Ditto.
5493 (nearbyintsf2): Ditto.
5494 (sse_setccsf): Disable if SSE5.
5495 (sse_setccdf): Ditto.
5496 (sse5_setcc<mode>): New support for SSE5 conditional move.
5497 (sse5_pcmov_<mode>): Ditto.
5499 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
5501 (SSEMODEF2P): Ditto.
5502 (ssemodesuffixf4): New mode attribute for SSE5.
5503 (ssemodesuffixf2s): Ditto.
5504 (ssemodesuffixf2c): Ditto.
5505 (sserotatemax): Ditto.
5506 (ssescalarmode): Ditto.
5507 (sse_maskcmpv4sf3): Disable if SSE5.
5508 (sse_maskcmpv2df3): Ditto.
5509 (sse_vmmaskcmpv4sf3): Ditto.
5510 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
5512 (sse5_vmfmadd<mode>4): Ditto.
5513 (sse5_fmsub<mode>4): Ditto.
5514 (sse5_vmfmsub<mode>4): Ditto.
5515 (sse5_fnmadd<mode>4): Ditto.
5516 (sse5_vmfnmadd<mode>4): Ditto.
5517 (sse5_fnmsub<mode>4): Ditto.
5518 (sse5_vmfnmsub<mode>4): Ditto.
5519 (sse5i_fmadd<mode>4): Ditto.
5520 (sse5i_fmsub<mode>4): Ditto.
5521 (sse5i_fnmadd<mode>4): Ditto.
5522 (sse5i_fnmsub<mode>4): Ditto.
5523 (sse5i_vmfmadd<mode>4): Ditto.
5524 (sse5i_vmfmsub<mode>4): Ditto.
5525 (sse5i_vmfnmadd<mode>4): Ditto.
5526 (sse5i_vmfnmsub<mode>4): Ditto.
5527 (mulv16qi3): Add SSE5 support.
5529 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5530 (sse2_mulv4si3): Disable if SSE5.
5531 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5532 (sse4_1_roundps): Ditto.
5533 (sse4_1_roundsd): Ditto.
5534 (sse4_1_roundss): Ditto.
5535 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5537 (sse_maskcmpsf3): Ditto.
5538 (sse_vmmaskcmpv4sf3): Ditto.
5539 (sse2_maskcmpv2df3): Ditto.
5540 (sse2_maskcmpdf3): Ditto.
5541 (sse2_vmmaskcmpv2df3): Ditto.
5542 (sse2_eq<mode>3): Ditto.
5543 (sse2_gt<mode>3): Ditto.
5544 (sse5_pcmov_<mode>): Add SSE5 support.
5545 (vec_unpacku_hi_v16qi): Ditto.
5546 (vec_unpacks_hi_v16qi): Ditto.
5547 (vec_unpacku_lo_v16qi): Ditto.
5548 (vec_unpacks_lo_v16qi): Ditto.
5549 (vec_unpacku_hi_v8hi): Ditto.
5550 (vec_unpacks_hi_v8hi): Ditto.
5551 (vec_unpacku_lo_v8hi): Ditto.
5552 (vec_unpacks_lo_v8hi): Ditto.
5553 (vec_unpacku_hi_v4si): Ditto.
5554 (vec_unpacks_hi_v4si): Ditto.
5555 (vec_unpacku_lo_v4si): Ditto.
5556 (vec_unpacks_lo_v4si): Ditto.
5557 (sse5_pmacsww): New SSE5 intrinsic insn.
5558 (sse5_pmacssww): Ditto.
5559 (sse5_pmacsdd): Ditto.
5560 (sse5_pmacssdd): Ditto.
5561 (sse5_pmacssdql): Ditto.
5562 (sse5_pmacssdqh): Ditto.
5563 (sse5_pmacsdqh): Ditto.
5564 (sse5_pmacsswd): Ditto.
5565 (sse5_pmacswd): Ditto.
5566 (sse5_pmadcsswd): Ditto.
5567 (sse5_pmadcswd): Ditto.
5568 (sse5_pcmov_<move>): Conditional move support on SSE5.
5569 (sse5_phaddbw): New SSE5 intrinsic insn.
5570 (sse5_phaddbd): Ditto.
5571 (sse5_phaddbq): Ditto.
5572 (sse5_phaddwd): Ditto.
5573 (sse5_phaddwq): Ditto.
5574 (sse5_phadddq): Ditto.
5575 (sse5_phaddubw): Ditto.
5576 (sse5_phaddubd): Ditto.
5577 (sse5_phaddubq): Ditto.
5578 (sse5_phadduwd): Ditto.
5579 (sse5_phadduwq): Ditto.
5580 (sse5_phaddudq): Ditto.
5581 (sse5_phsubbw): Ditto.
5582 (sse5_phsubwd): Ditto.
5583 (sse5_phsubdq): Ditto.
5584 (sse5_pperm): Ditto.
5585 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5586 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5587 (sse5_pperm_sign_v8hi_v4si): Ditto.
5588 (sse5_pperm_zero_v8hi_v4si): Ditto.
5589 (sse5_pperm_sign_v4si_v2di): Ditto.
5590 (sse5_pperm_sign_v4si_v2di): Ditto.
5591 (sse5_pperm_pack_v2di_v4si): Ditto.
5592 (sse5_pperm_pack_v4si_v8hi): Ditto.
5593 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5594 (sse5_perm<mode>): New SSE5 intrinsic insn.
5595 (rotl<mode>3): Ditto.
5596 (sse5_rotl<mode>3): Ditto.
5597 (sse5_ashl<mode>3): Ditto.
5598 (sse5_lshl<mode>3): Ditto.
5599 (sse5_frcz<mode>2): Ditto.
5600 (sse5s_frcz<mode>2): Ditto.
5601 (sse5_cvtph2ps): Ditto.
5602 (sse5_cvtps2ph): Ditto.
5603 (sse5_vmmaskcmp<mode>3): Ditto.
5604 (sse5_com_tf<mode>3): Ditto.
5605 (sse5_maskcmp<mode>3): Ditto.
5606 (sse5_maskcmp_uns<mode>3): Ditto.
5607 (sse5_maskcmp_uns2<mode>3): Ditto.
5608 (sse5_pcom_tf<mode>3): Ditto.
5610 * config/i386/predicates.md (const_0_to_31_operand): New predicate
5612 (sse5_comparison_float_operator): New predicate to match the
5613 comparison operators supported by the SSE5 com instruction.
5614 (ix86_comparison_int_operator): New predicate to match just the
5615 signed int comparisons.
5616 (ix86_comparison_uns_operator): New predicate to match just the
5617 unsigned int comparisons.
5619 * doc/invoke.texi (-msse5): Add documentation.
5620 (-mfused-madd): Ditto.
5622 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5624 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5626 (x86_64-*-*): Ditto.
5628 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5630 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5631 intrinisics for SSE5.
5633 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5636 * config/i386/mmintrin-common.h: New file, to contain common
5637 instructions between SSE4.1 and SSE5.
5639 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5640 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5641 (gen_regparm_prefix): Ditto.
5643 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5644 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5645 prototype_p to determine if a function is prototyped.
5647 2007-09-12 Janis Johnson <janis187@us.ibm.com>
5649 * config/dfp-bit.c (dfp_conversion_exception): New function.
5650 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
5651 (DFP_TO_INT): Ditto.
5652 (INT_TO_DFP): Ditto.
5653 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
5655 2007-09-12 Jakub Jelinek <jakub@redhat.com>
5658 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
5659 before sp restoration even when total_size is 0, but
5660 frame_pointer_needed.
5662 2007-09-12 Bob Wilson <bob.wilson@acm.org>
5664 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
5665 (xtensa_copy_incoming_a7): Use start_sequence instead of
5666 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
5667 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
5668 of the saveregs sequence.
5670 2007-09-12 Richard Sandiford <richard@codesourcery.com>
5672 * c-tree.h (grokfield): Add a "tree *" argument.
5673 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
5674 Chain nested decl attributes to it. Don't call decl_attributes here.
5675 (groktypename): Pass grokdeclarator a pointer to the attribute list.
5676 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
5677 (grokfield): Take a pointer to the decl's attributes and pass
5678 it to grokdeclarator.
5679 * c-parser.c (c_parser_struct_declaration): Update the calls to
5680 grokfield. Call decl_attributes for anonymous struct and union
5683 2007-09-12 Jan Hubicka <jh@suse.cz>
5685 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
5687 2007-09-12 Ira Rosen <irar@il.ibm.com>
5689 PR tree-optimization/32377
5690 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
5691 between positive and negative dependence distance using DDR_REVERSED_P.
5693 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
5695 PR tree-optimization/33373
5696 * tree-vect-analyze (vect_determine_vectorization_factor): Call
5697 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
5699 2007-09-12 Jan Hubicka <jh@suse.cz>
5702 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
5705 2007-09-12 Christian Bruel <christian.bruel@st.com>
5707 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
5708 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
5710 2007-09-12 Ira Rosen <irar@il.ibm.com>
5712 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
5713 for oprnd1 if not required.
5714 (vectorizable_operation): Use scalar operand in SLP in case of
5715 shift with scalar argument.
5717 2007-09-12 Ira Rosen <irar@il.ibm.com>
5719 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
5722 2007-09-11 James E. Wilson <wilson@specifix.com>
5724 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
5725 TARGET_UNWIND_INFO is defined.
5726 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
5729 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
5731 * config/sh/sh.c (calc_live_regs): Use
5732 current_function_saves_all_registers instead of
5733 current_function_has_nonlocal_label.
5734 (sh_allocate_initial_value): Likewise.
5735 (sh_get_pr_initial_val): Likewise.
5736 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
5737 * config/sh/sh.md (load_ra): Likewise.
5739 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
5741 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
5744 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
5745 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
5747 2007-09-12 Sa Liu <saliu@de.ibm.com>
5749 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
5750 operands to DFmode GE or LE compares.
5752 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5754 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
5755 REG_CLASS_NAMES): Add P0REGS.
5756 (REGNO_REG_CLASS): Return it where appropriate.
5757 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
5758 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
5759 * doc/md.texi (Blackfin family): Document 'q' constraints.
5761 2007-09-11 Steve Kenton <skenton@ou.edu>
5763 * pa/linux-unwind.h: Guard with inhibit_libc.
5764 * pa/hpux-unwind.h: Likewise.
5766 2007-09-11 David Daney <ddaney@avtrex.com>
5768 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
5769 * doc/install.texi: Document new --with-llsc and --without-llsc
5771 * config.gcc: Handle --with-llsc and --without-llsc configure options.
5772 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
5773 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
5775 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5776 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5777 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5778 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5779 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
5780 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
5781 * config/mips/mips.opt (mllsc): New option.
5782 * config/mips/mips.c (mips_llsc): Define variable.
5783 (mips_handle_option): Handle mllsc option.
5784 (override_options): Set mips_print_operand_punct for '|' and '-'.
5785 (print_operand): Add new %| and %- operand codes.
5786 * config/mips/mips.h (mips_llsc_setting): New enum type.
5787 (mips_llsc): Declare.
5788 (OPTION_DEFAULT_SPECS): Add llsc handling.
5789 (GENERATE_SYNC): New macro.
5790 (GENERATE_LL_SC): New macro.
5791 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5792 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5793 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
5794 in %| and %- operand codes.
5796 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
5798 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
5799 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
5801 2007-09-11 Jason Merrill <jason@redhat.com>
5804 * stor-layout.c (layout_decl): Do pack variable size fields.
5806 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
5808 * config/m68k/predicates.md (movsi_const0_operand,
5809 non_symbolic_call_operand): New predicates.
5811 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
5813 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
5814 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
5815 CW, CZ, CS, Ap and Ac.
5817 * config/m68k/m68k.md (UNSPEC_IB): New constant.
5818 (constraints.md): New include.
5819 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
5820 opx_mem, opy_mem, op_mem, guess, split): New attributes.
5821 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
5823 (pushdi): Add split.
5824 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
5825 attributes. Split tstsi_internal_68020_cf from it.
5826 (tstsi_internal_68020_cf): New pattern.
5827 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
5828 (tst<mode>_cf): Specify attributea.
5829 (cmpsi_cf): Name pattern. Specify attributes.
5830 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
5831 (pushexthisi_const): Fix to use alternatives. Specify
5833 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
5834 from it. Fix to use alternatives. Specify attributes.
5835 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
5836 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
5838 (movsf_cf_soft): Specify attributes.
5839 (movdf_cf_soft): Add split.
5840 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
5841 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
5842 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
5843 (truncdfsf2_68881): Name pattern. Specify attributes.
5844 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
5845 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
5846 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
5848 (addsi3_5200): Fix to use alternatives. Specify attributes.
5850 (add<mode>3_cf, subdi_dishl32): Specify attributes.
5851 (subsi3): Add alternative for subq.l. Specify attributes.
5852 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
5853 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
5855 (umulhisi3): Specify attributes.
5856 (mulhisisi3_z): Name pattern. Specify attributes.
5857 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
5858 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
5859 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
5860 bsetmemqi): Specify attributes.
5861 (bsetmemqi_ext): Name pattern. Specify attributes.
5862 (bclrmemqi): Specify attributes.
5863 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
5864 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
5866 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
5867 pattern. Specify attributes.
5868 (jump): Specify attributes.
5869 (tablejump_internal): Name pattern. Specify attributes.
5870 (call_value): Split into non_symbolic_call_value,
5871 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
5872 alternatives. Specify attributes.
5873 (non_symbolic_call_value, symbolic_call_value_jsr,
5874 symbolic_call_value_bsr): New patterns.
5875 (nop, return, unlink, indirect_jump): Specify attributes.
5876 (trap): Fix condition. Specify attributes.
5879 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
5880 (override_options): Initialize it. Initialize m68k_sched_cpu.
5881 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
5882 (const_method): Make global, rename to m68k_const_method.
5883 (const_int_cost, output_move_const_into_data_reg): Update.
5884 (output_move_double): Parametrize to emit rtl code, rename to
5886 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
5887 emit_movsi): New static functions.
5888 (output_move_double): New function with semantics of old
5890 (m68k_emit_move_double): New function.
5891 (m68k_sched_cpu): New variable.
5892 (attr_op_type): New enum.
5893 (sched_guess_p): New variable.
5894 (sched_address_type, sched_operand_type, sched_attr_op_type):
5895 New static functions.
5896 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5897 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
5898 (sched_branch_type): New static variable.
5899 (m68k_sched_branch_type): New function.
5900 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
5901 (m68k_symbolic_call_var): Declare.
5902 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
5903 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
5904 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5905 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
5908 2007-09-11 Jakub Jelinek <jakub@redhat.com>
5910 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
5911 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
5912 error if __builtin_va_arg_pack_len () wasn't optimized out during
5914 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
5915 with the number of inline's anonymous arguments.
5916 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
5918 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
5920 * fold-const.c (extract_muldiv_1): Do not simplify
5923 2007-09-11 Jan Hubicka <jh@suse.cz>
5925 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
5926 (TARGET_INTER_UNIT_CONVERSIONS): New.
5927 * i386.md (floatsi expanders): Remove redundant check for SImode
5928 source; offload to memory when asked for.
5929 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
5930 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5932 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
5933 floatsidf2_mixed_memory, floatsidf2_sse_memory
5934 floatdisf2_mixed_memory, floatsisf2_sse_memory,
5935 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
5937 2007-09-11 Jan Hubicka <jh@suse.cz>
5939 * toplev.c (process_options): all frontends now do unit-at-a-time.
5940 * cgraphunit.c: update comments.
5941 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
5942 * c-decl.c (finish_function): use cgraph_add_new_function.
5943 * function.c (expand_function_end): We are always unit-at-a-time.
5945 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5947 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
5948 settings for MIPS16.
5949 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
5951 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5953 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
5954 SYMBOL_FORCE_TO_MEM constants.
5955 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
5956 (mips16_rewrite_pool_refs_info): New structure.
5957 (mips16_rewrite_pool_constant): New function, split out from...
5958 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
5959 mips16_rewrite_pool_refs_info structure rather than a pointer
5960 to a constant pool. Force force_to_mem_operands into memory.
5961 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
5962 * config/mips/predicates.md (force_to_mem_operand): New predicate.
5963 * config/mips/constraints.md (kf): New constraint.
5964 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
5965 (*movsi_mips16): Likewise.
5967 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5968 Nigel Stephens <nigel@mips.com>
5969 David Ung <davidu@mips.com>
5971 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
5972 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
5973 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
5974 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
5975 (mips_zero_extend_cost): New functions.
5976 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
5977 Use the new functions. Tweak many cost estimates, both here
5978 and in the new subroutines. Return false when the cost of the
5979 operands has not been calculated. Check for *clear_upper32.
5980 Check for floating-point multiply-add, reciprocal and rsqrt
5981 patterns. Handle comparison and rotation codes.
5983 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
5985 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
5987 * config/i386/i386.c (get_dllimport_decl): Don't strip
5990 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5993 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
5994 declarations to top.
5995 (DFP_TO_BFP): Use for either XFmode or TFmode.
5996 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
5998 * config/dfp-bit.h: Include float.h.
5999 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
6000 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
6001 which doesn't mean the same thing.
6002 (BFP_KIND): Use 4 to mean TFmode.
6003 (BFP_FMT): Specify the number of decimal digits based on the
6004 number of mantissa digits.
6005 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
6006 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
6007 (STR_TO_BFP): Use strtold for XFmode or TFmode.
6008 (TFtype): Define if TFmode is supported.
6009 * doc/libgcc.texi (Decimal float library routines): Document
6010 TF conversion functions.
6012 2007-09-10 Chao-ying Fu <fu@mips.com>
6014 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
6015 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6016 (mips_emit_compare): Process fixed-point modes.
6017 (mips_pad_arg_upward): Support fixed-point types.
6018 (override_options): Allow fixed-point modes in accumulators.
6019 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
6020 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
6021 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
6022 (mips_scalar_mode_supported_p): New function to accept fixed-point
6023 modes if the width is not greater than two BITS_PER_WORD.
6024 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6025 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6026 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6027 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6028 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
6030 ("IMODE"): New mode attribute.
6031 (mips-fixed.md): Include.
6032 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
6034 * config/mips/mips-fixed.md: New file.
6036 2007-09-11 Ben Elliston <bje@au.ibm.com>
6038 * config/spu/spu.md: Formatting fixes.
6040 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6042 * config/dfp-bit.c (dfp_unary_func): Delete.
6043 (dfp_unary_op): Delete.
6044 (dfp_binary_op): Use decFloat functions instead of decNumber
6045 functions for binary operations.
6046 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
6047 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
6049 (dfp_compare_op): Use decFloat functions insteadof decNumber
6050 functions for comparisons.
6051 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
6052 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
6054 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
6055 call to dxx_binary_op and decFloat function.
6056 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
6057 calls to dxx_binary_op and decFloat function.
6058 * config/dfp-bit.h: Include decFloat header files.
6059 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
6060 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
6061 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
6062 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
6064 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
6065 Jan Sjodin <jan.sjodin@amd.com>
6067 * tree-vect-analyze.c (vect_analyze_operations): Change
6068 comparison of loop iterations with threshold to less than
6069 or equal to instead of less than. Reduce
6070 min_scalar_loop_bound by one.
6071 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6072 Change prologue and epilogue iterations estimate to vf/2,
6073 when unknown at compile-time. Change versioning guard
6074 cost to taken_branch_cost. If peeling for alignment is
6075 unknown at compile-time, change peel guard costs to one
6076 taken branch and one not-taken branch per peeled loop.
6077 If peeling for alignment is known but number of scalar loop
6078 iterations is unknown at compile-time, change peel guard
6079 costs to one taken branch per peeled loop. Change the cost
6080 model equation to consider vector iterations as the loop
6081 iterations less the prologue and epilogue iterations.
6082 Change outside vector cost check to less than or equal to
6083 zero instead of equal to zero.
6084 (vect_do_peeling_for_loop_bound): Reduce
6085 min_scalar_loop_bound by one.
6086 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
6087 TARG_COND_NOT_TAKEN_BRANCH_COST.
6088 * config/i386/i386.h (processor_costs): Add
6089 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
6090 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
6091 vec_align_load_cost, vect_unalign_load_cost,
6092 vec_store_cost, cond_taken_branch_cost,
6093 cond_not_taken_branch_cost.
6094 Define macros for x86 costs.
6095 * config/i386/i386.c:
6096 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
6097 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
6098 scalar_to_vec_cost, vec_align_load_cost,
6099 vect_unalign_load_cost, vec_store_cost,
6100 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
6101 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
6102 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
6103 core2_cost, generic64_cost, generic32_cost): Set to default
6105 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
6106 (x86_builtin_vectorization_cost): New.
6108 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6109 Ben Elliston <bje@au.ibm.com>
6111 * dfp.c: Include decimal128Local.h;
6112 (dfp_byte_swap): Remove.
6113 (encode_decimal32, decode_decimal32): Don't handle endianness.
6114 (encode_decimal64, decode_decimal64): Ditto.
6115 (encode_decimal128, decode_decimal128): Ditto.
6116 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
6118 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
6120 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
6121 * Makefile.in (DECNUM_H): Add decimal128Local.h.
6123 2007-09-10 David Daney <ddaney@avtrex.com>
6125 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
6127 (memory_barrier): Rewrote as an insn that clobbers memory.
6129 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6131 * config/mips/mips.c (mips_global_pointer): Check
6132 call_really_used_regs instead of call_used_regs.
6133 (mips_save_reg_p): Likewise. Save all call-saved registers
6134 if current_function_saves_all_registers. Fix indentation.
6135 No longer treat $18 as a special case.
6136 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
6138 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6140 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
6141 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
6142 the introductory comment.
6143 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6144 (override_options): Don't test for it.
6145 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6146 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
6147 * config/mips/vr.h: As for config/mips/sde.h.
6149 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6150 Revital Eres <eres@il.ibm.com>
6152 * target.h (struct gcc_target.sched): New field: sms_res_mii.
6153 (struct ddg): Define.
6154 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
6155 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
6156 * config/spu/spu.c: Include ddg.h.
6157 (TARGET_SCHED_SMS_RES_MII): Define.
6158 (spu_sms_res_mii): New function to calculate mii.
6159 * modulo-sched (res_MII): Use it.
6160 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
6162 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6164 * config/s390/s390.c (s390_dump_pool): Create copy of constant
6165 pool entries since they might hold values that must not be shared.
6167 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
6170 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
6171 Use 'N' operand constraint for op2.
6172 (lshr<mode>3): Ditto.
6173 (ashl<mode>3): Ditto.
6174 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
6175 (vec_shr_<mode>): Ditto.
6176 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
6177 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
6179 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6181 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
6182 Change mode macro in the last real_2expN parameter to uppercase.
6184 2007-09-10 Michael Matz <matz@suse.de>
6186 * tree-pass.h (pass_cselim): Declare new pass.
6187 * passes.c (init_optimization_passes): Link in pass_cselim.
6188 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
6189 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
6190 cond_store_replacement.
6191 (condstoretemp): New static variable.
6192 (cond_store_replacement): New function.
6193 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
6194 tree_ssa_phiopt_worker.
6195 (struct name_to_bb): New.
6196 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
6197 nt_init_block, nt_fini_block): New static functions.
6198 (seen_ssa_names, nontrap_set): New static variables.
6199 (gate_cselim, pass_cselim): Define new pass.
6200 * common.opt (ftree-cselim): New flag.
6201 * toplev.c (process_options): Set flag_tree_cselim if required.
6203 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
6205 * simplify-rtx.c (simplify_relational_operation_1): For recent
6206 canonicalization, don't recurse if op1 equals both PLUS arguments.
6208 2007-09-09 David Daney <ddaney@avtrex.com>
6210 * optabs.c (expand_sync_operation): Use plus insn if minus
6212 (expand_sync_fetch_operation): Ditto.
6214 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6216 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
6218 (*floatsisf2_sse_vector): Likewise.
6220 2007-09-09 Krister Walfridsson <cato@df.lth.se>
6222 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6224 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6226 * config/i386/i386.h (ix86_tune_indices): Rename
6227 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
6228 (TARGET_USE_VECTOR_CONVERTS): Updated.
6229 * config/i386/i386.c: Likewise.
6231 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
6232 Nigel Stephens <nigel@mips.com>
6234 * doc/invoke.texi (Overall Options): Add .sx file extension
6235 as a synonym for .S.
6236 * cppspec.c (known_suffixes): Likewise.
6237 * gcc.c (default_compilers): Likewise.
6239 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
6242 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
6243 * simplify-rtx.c (simplify_relational_operation_1): Add the
6244 canonicalization from i386.h.
6245 * doc/md.texi (Canonicalization of Instructions): Document it.
6247 2007-09-09 Jan Hubicka <jh@suse.cz>
6248 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6250 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
6251 (TARGET_USE_VECTOR_CONVERTS): New.
6252 * i386.md: New post-reload splitters for converting SF to DF and DF to
6254 (floatsi* expander): Special case vector conversions.
6255 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
6256 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
6257 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
6258 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6259 Disable when doing vector converts.
6260 (floatsi<mode>2_i387): Disable when
6261 * sse.md (vec_dupv2df): Export.
6262 * i386.c (ix86_tune_features): Enable SSE conversions.
6264 2007-09-09 Richard Guenther <rguenther@suse.de>
6266 * tree-ssa-operands.c (add_virtual_operand): Only mark
6267 stores as has_volatile_ops if alias information is not available.
6269 2007-09-09 Revital Eres <eres@il.ibm.com>
6271 * doc/contrib.texi: Add myself.
6273 2007-09-09 Ira Rosen <irar@il.ibm.com>
6275 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
6276 stmt_vinfo_set_outside_of_loop_cost): New functions.
6277 * tree-vect-transform.c (vect_get_cost_fields): Remove.
6278 (vect_model_simple_cost): Call
6279 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
6280 field instead of calling vect_get_cost_fields.
6281 (vect_model_store_cost, vect_model_load_cost): Likewise.
6283 2007-09-09 Revital Eres <eres@il.ibm.com>
6285 * config/rs6000/rs6000.c (paired_init_builtins): Add const
6286 declaration to bdesc_paired_preds variable.
6287 (paired_expand_builtin): Likewise.
6289 2007-09-09 Revital Eres <eres@il.ibm.com>
6291 * dbgcnt.def (sms_sched_loop): New counter.
6292 * modulo-sched.c: Use sms_sched_loop instead of
6293 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
6294 perform swing modulo scheduling on. Include dbgcnt.h.
6295 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
6296 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
6298 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
6300 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
6301 Substitute all uses with ...
6302 (MODEF): New mode iterator.
6304 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
6305 from pre-regalloc define_insn_and_split splitter pattern.
6306 (*fix_trunc<mode>_i387_1): Ditto.
6307 (*fistdi2_1): Ditto.
6308 (*fist<mode>2_1): Ditto.
6309 (frndintxf2_floor): Ditto.
6310 (*fist<mode>2_floor_1): Ditto.
6311 (frndintxf2_ceil): Ditto.
6312 (*fist<mode>2_ceil_1): Ditto.
6313 (frndintxf2_trunc): Ditto.
6314 (frndintxf2_mask_pm): Ditto.
6316 (prologue): Use (const_int 0) as never generated filler insn.
6318 (sibcall_epilogue): Ditto.
6319 (eh_return_si): Ditto.
6320 (eh_return_di): Ditto.
6322 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
6323 using MODEF mode iterator.
6324 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
6325 using MODEF mode iterator.
6326 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
6327 using MODEF mode iterator.
6328 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
6329 Macroize expander using MODEF mode iterator.
6331 (zero_extendsidi2): Remove operand constraints from expander.
6332 (smuldi3_highpart): Ditto.
6333 (indirect_jump): Ditto.
6336 * config/i386/sse.md (storentv4sf): Ditto.
6337 (storentv2df): Ditto.
6338 (storentv2di): Ditto.
6340 (sse2_cvtpd2ps): Ditto.
6341 (vec_interleave_highv16qi): Ditto.
6342 (vec_interleave_lowv16qi): Ditto.
6343 (vec_interleave_highv8hi): Ditto.
6344 (vec_interleave_lowv8hi): Ditto.
6345 (vec_interleave_highv4si): Ditto.
6346 (vec_interleave_lowv4si): Ditto.
6347 (vec_interleave_highv2di): Ditto.
6348 (vec_interleave_lowv2di): Ditto.
6349 (sse2_maskmovdqu): Ditto.
6350 * config/i386/mmx.md (mmx_maskmovq): Ditto.
6352 2007-09-09 Ira Rosen <irar@il.ibm.com>
6354 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
6355 (struct _slp_tree, struct _slp_instance): Define new data structures
6356 along macros for their access.
6357 (struct _loop_vec_info): Define new fields: strided_stores,
6358 slp_instances, and slp_unrolling_factor along macros for their access.
6359 (enum slp_vect_type): New.
6360 (struct _stmt_vec_info): Define new field, slp_type, and macros for
6362 (STMT_VINFO_STRIDED_ACCESS): New macro.
6363 (vect_free_slp_tree): Declare.
6364 (vectorizable_load): Add an argument of type slp_tree.
6365 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
6366 vectorizable_assignment): Likewise.
6367 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
6368 Declare (make extern).
6369 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6370 (new_loop_vec_info): Likewise.
6371 (destroy_loop_vec_info): Free memory allocated for SLP structures.
6372 * tree-vect-analyze.c: Include recog.h.
6373 (vect_update_slp_costs_according_to_vf): New.
6374 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
6375 functions. For not pure SLP stmts with strided access check that the
6376 group size is power of 2. Update the vectorization factor according to
6377 SLP. Call vect_update_slp_costs_according_to_vf.
6378 (vect_analyze_group_access): New.
6379 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
6380 (vect_free_slp_tree): New functions.
6381 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
6382 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
6383 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
6384 vect_detect_hybrid_slp): Likewise.
6385 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
6386 and vect_detect_hybrid_slp.
6387 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
6388 SLP costs into account.
6389 (vect_get_cost_fields): New function.
6390 (vect_model_simple_cost): Make extern, add SLP parameter and handle
6392 (vect_model_store_cost, vect_model_load_cost): Likewise.
6393 (vect_get_constant_vectors): New function.
6394 (vect_get_slp_vect_defs, vect_get_slp_defs,
6395 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
6396 vect_get_vec_defs): Likewise.
6397 (vectorizable_reduction): Don't handle SLP for now.
6398 (vectorizable_call): Don't handle SLP for now. Add argument to
6399 vect_model_simple_cost.
6400 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
6401 get SLPed and vectorized defs). Fix indentation and spacing.
6402 (vectorizable_assignment): Handle SLP.
6403 (vectorizable_induction): Don't handle SLP for now.
6404 (vectorizable_operation): Likewise.
6405 (vectorizable_type_demotion): Add argument to
6406 vect_model_simple_cost.
6407 (vectorizable_type_promotion): Likewise.
6408 (vectorizable_store, vectorizable_load): Handle SLP.
6409 (vectorizable_condition): Don't handle SLP for now.
6410 (vect_transform_stmt): Add a new argument for SLP. Check that there is
6411 no SLP transformation required for unsupported cases. Add SLP
6412 argument for supported cases.
6413 (vect_remove_stores): New function.
6414 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
6415 (vect_transform_loop): Schedule SLP instances.
6416 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
6418 2007-09-09 Andrew Haley <aph@redhat.com>
6420 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
6423 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
6425 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
6426 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
6427 Similar for what label_refs can go in the JUMP_TARGET field. Split
6428 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
6429 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
6430 REG_LABEL when replacing an operand with a LABEL_REF for a
6432 (subst_reloads): When replacing a LABEL_REG with a register,
6433 instead of generating a REG_LABEL note, assert that there already
6434 is one or that the label is a known target for the insn.
6435 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
6436 note, check the JUMP_LABEL field. Remove "else" after return.
6437 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
6438 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
6439 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
6440 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
6441 insns. Iterate over all notes; don't assume there's only one.
6442 * cse.c (recorded_label_ref): Adjust comment to refer to
6444 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
6445 insns, not just NONJUMP_INSN_P.
6446 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
6447 isn't a jump target.
6448 * jump.c (rebuild_jump_labels): Adjust head comment.
6449 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
6450 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
6451 (mark_all_labels): For JUMP_P insns without a target, check if the
6452 the target is noted on the previous nonjump insn.
6453 (mark_jump_label_1): New function, guts from mark_jump_label.
6454 <case IF_THEN_ELSE>: Handle first operand as a non-target when
6455 marking jump target labels.
6456 <case LABEL_REF>: Adjust for whether to generate a
6457 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
6458 For 'E' format rtl, iterate in descending element order.
6459 (delete_related_insns): Handle both REG_LABEL_TARGET and
6460 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
6461 reference count, delete and fallthrough. Move finding-next-
6462 non-deleted insn last in the function. Look at all INSN_P insns
6463 for REG_LABEL_OPERAND notes.
6464 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
6466 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
6467 JUMP_LABEL, output the INSN_UID of it.
6468 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
6469 and/or REG_LABEL_TARGET.
6470 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
6471 with jump.c copy by only adding notes for labels actually
6472 referenced in the insn.
6473 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
6474 usage count increment; handle all INSN_P trial insns.
6475 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
6477 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
6478 REG_LABEL_TARGET and REG_LABEL_OPERAND.
6479 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
6481 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
6482 JUMP_P insns and REG_LABEL_OPERAND everywhere.
6483 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
6484 on all INSN_P insns.
6485 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
6486 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
6487 REG_LABEL_OPERAND notes.
6488 * reload1.c (calculate_needs_all_insns): Adjust comments.
6489 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
6490 * config/alpha/alpha.md (split for load of an address into a
6491 four-insn sequence on Unicos/Mk): Adjust to use
6493 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
6495 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6498 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6499 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6500 FOR_BB_INSNS_SAFE instead of for loop.
6501 * cse.c (cse_extended_basic_block): Likewise.
6502 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6503 that the for loop does not invoke NEXT_INSN on a deleted insn.
6504 * function.c (instantiate_virtual_regs): Likewise.
6505 * lower-subreg.c (remove_retval_note): Likewise.
6506 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6508 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6510 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6511 insn, if it's a jump.
6512 (try_redirect_by_replacing_jump): New variable jump_p. Call
6513 tablejump_p before delete_insn_chain.
6514 * reload1.c (reload): New variable next. Make sure that the for
6515 loop does not invoke NEXT_INSN on a deleted insn.
6516 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6517 (delete_output_reload): New variable prev. Make sure the the for
6518 loops do not invoke PREV_INSN on a deleted insn.
6520 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6522 * pa/constraints.md: Remove 'X' from unused letters comment.
6524 2007-09-08 Richard Guenther <rguenther@suse.de>
6526 * tree-tailcall.c (find_tail_calls): If we don't have aliases
6527 computed check stmt_ann->references_memory instead of counting
6530 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
6532 * cse.c (fold_rtx): Use validate_unshare_change() instead of
6533 validate_change() in one more case.
6535 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
6537 PR tree-optimization/32283
6538 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
6539 estimated_loop_iterations.
6540 (determine_use_iv_cost_condition): Decrease cost of expressions
6541 used in iv elimination.
6543 2007-09-08 Richard Guenther <rguenther@suse.de>
6545 * tree-cfg.c (verify_gimple_expr): Avoid building new
6546 pointer types, use TYPE_POINTER_TO if available instead.
6548 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
6551 PR rtl-optimization/26449
6552 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
6553 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
6555 (mulv16qi3): Implement as define_insn_and_split pattern instead of
6556 define_expand. Split insn in split1 pass.
6559 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
6561 PR tree-optimization/33301
6562 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
6565 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
6567 PR tree-optimization/32183
6568 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
6570 * tree-ssa-reassoc.c: Include cfgloop.h.
6571 (is_reassociable_op): Add a loop argument and return true only
6573 (linearize_expr): Updated.
6574 (should_break_up_subtract): Likewise.
6575 (linearize_expr_tree): Likewise.
6576 (init_reassoc): Call loop_optimizer_init with
6577 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
6578 with CDI_DOMINATORS.
6579 (fini_reassoc): Call loop_optimizer_finalize.
6581 2007-09-07 Sterling Augustine <sterling@tensilica.com>
6583 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
6584 if there is no i-cache.
6586 2007-09-07 Richard Guenther <rguenther@suse.de>
6589 2007-09-06 Richard Guenther <rguenther@suse.de>
6591 PR tree-optimization/32586
6592 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6593 folding if nothing changed.
6594 (simplify_unary_expression): New function. Do tree combining
6595 on conversion like codes.
6596 (try_to_simplify): Call it.
6598 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6601 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
6602 (__gthread_active,__gthread_start, __gthread_active_init): New.
6603 * gthr-posix95.h: Likewise.
6605 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
6607 * function.h (struct function): Rename calls_unwind_init
6608 to saves_all_registers.
6609 (current_function_saves_all_registers): Renamed from
6610 current_function_calls_unwind_init.
6611 * reload1.c (reload): Set current_function_saves_all_registers.
6612 * except.c (expand_builtin_unwind_init): Likewise.
6613 * config/m68k/m68k.c (m68k_save_reg): Use
6614 current_function_saves_all_registers to save pic register.
6616 2007-09-07 Janis Johnson <janis187@us.ibm.com>
6618 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
6619 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
6621 Reapply reverted changes:
6623 2007-09-06 Jan Hubicka <jh@suse.cz>
6625 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
6628 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6630 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6631 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6633 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6635 * optabs.c (expand_float): Convert unsigned integer as signed only
6636 if it provides sufficient accuracy; add mode argument to real_2expN.
6637 (expand_fix): Fix comment typos; extend binary float into mode
6638 wider than destination for converion to unsigned integer; add mode
6639 argument to real_2expN.
6640 * real.c (real_2expN): Add mode argument to special-case decimal
6642 * real.h (real_2expN): Ditto.
6643 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6645 (fixed_from_string): Ditto.
6646 (fixed_to_decimal): Ditto.
6647 (fixed_convert_from_real): Ditto.
6648 (real_convert_from_fixed): Ditto.
6649 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6650 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6651 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6652 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6654 2007-09-07 Diego Novillo <dnovillo@google.com>
6656 * tree-flow.h (const_block_stmt_iterator): Remove.
6657 Update all users to use block_stmt_iterator.
6658 * tree-iterator.h (const_tree_stmt_iterator): Remove.
6659 Update all users to use tree_stmt_iterator.
6661 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
6663 * config/mips/mips.c (mips_set_current_function): Temporarily
6664 make this a no-op to fix bootstrap errors, pending rewrite.
6666 2007-09-07 Jan Hubicka <jh@suse.cz>
6668 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
6671 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
6673 PR tree-optimization/33299
6674 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
6675 uses for all relevant loop-exit phis, not just the first.
6677 2007-09-07 Richard Guenther <rguenther@suse.de>
6680 * tree-ssa-operands.c (access_can_touch_variable): An access
6681 of the form (*p)[0] can touch a variable of same size.
6683 2007-09-07 Jan Hubicka <jh@suse.cz>
6685 * passes.c (init_optimization_passes): Add simple dce and addressable
6687 * tree-ssa.c (execute_update_addresses_taken): New function.
6688 (pass_update_address_taken): New.
6689 * tree-ssa-dse.c (execute_simple_dse): New function.
6690 (pass_simple_dse): New.
6691 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
6693 2007-09-07 Tobias Burnus <burnus@net-b.de>
6696 * doc/invoke.texi: Fix -Wstrict-overflow= table.
6698 2007-09-07 Richard Guenther <rguenther@suse.de>
6701 2007-09-06 Richard Guenther <rguenther@suse.de>
6703 PR tree-optimization/32586
6704 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6705 folding if nothing changed.
6706 (simplify_unary_expression): New function. Do tree combining
6707 on conversion like codes.
6708 (try_to_simplify): Call it.
6710 2007-09-07 Richard Guenther <rguenther@suse.de>
6711 Uros Bizjak <ubizjak@gmail.com>
6713 PR tree-optimization/32821
6714 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
6715 NULL in the call to set_bb_stmt_list.
6717 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6719 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
6720 float calls here, rather than leaving some to the caller.
6721 Use call_internal_direct and call_value_internal_direct.
6722 * config/mips/mips.md (call_internal_direct): New pattern.
6723 (call_value_internal_direct): Likewise.
6725 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6727 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
6728 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
6730 (override_options): Set mips_base_move_loop_invariants.
6732 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6734 * config/mips/mips.opt (mcode-readable=): Move to keep list
6737 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6739 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
6740 and -mgpopt options. Adjust the -G documentation to match.
6741 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
6742 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
6743 function, split out from mips_classify_symbol. Return false for
6744 !TARGET_LOCAL_SDATA.
6745 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
6746 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
6747 (override_options): Check whether the -mgpopt setting is consistent
6748 with the other flags.
6749 (symbolic_expression_p): Delete.
6750 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
6751 and default_elf_select_rtx_section.
6752 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
6753 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
6754 external data and TARGET_EXTERN_SDATA.
6756 2007-09-07 Tobias Burnus <burnus@net-b.de>
6759 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
6761 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6763 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6764 FOR_BB_INSNS_SAFE instead of for loop.
6765 * cse.c (cse_extended_basic_block): Likewise.
6766 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6767 that the for loop does not invoke NEXT_INSN on a deleted insn.
6768 * function.c (instantiate_virtual_regs): Likewise.
6769 * lower-subreg.c (remove_retval_note): Likewise.
6770 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6772 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6774 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6775 insn, if it's a jump.
6776 (try_redirect_by_replacing_jump): New variable jump_p. Call
6777 tablejump_p before delete_insn_chain.
6778 * reload1.c (reload): New variable next. Make sure that the for
6779 loop does not invoke NEXT_INSN on a deleted insn.
6780 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6781 (delete_output_reload): New variable prev. Make sure the the for
6782 loops do not invoke PREV_INSN on a deleted insn.
6784 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
6786 * cgraphbuild.c (rebuild_cgraph_edges): Export.
6787 * cgraph.h (rebuild_cgraph_edges): Declare.
6788 * tree-pass.h (pass_expand_omp_ssa): New.
6789 * omp-low.c (find_omp_clause): Export.
6790 (copy_var_decl): Split from omp_copy_decl_2.
6791 (build_omp_barrier): Return the call to emit instead of emitting
6793 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
6795 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
6796 expand_omp_for_generic, expand_omp_for_static_nochunk,
6797 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
6798 Adapted to work on SSA form.
6799 (execute_expand_omp): Do not invalidate dominance information.
6800 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
6801 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
6802 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
6804 (force_gimple_operand): Allow gimplifying code expressions without
6806 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
6807 * common.opt (fopenmp-ssa): New.
6808 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
6809 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
6810 * tree-cfg.c: Include tree-inline.h.
6811 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
6812 (replace_by_duplicate_decl, replace_ssa_name,
6813 mark_virtual_ops_in_region): New functions.
6814 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
6815 to work on SSA form.
6816 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
6817 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
6820 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6822 * tree-loop-linear.c: Include obstack.h.
6823 (linear_transform_loops): New obstack lambda_obstack.
6824 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
6825 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
6826 and free afterwards.
6827 * lambda.h (struct obstack): New forward declaration.
6828 (lambda_linear_expression_new): New parameter of type struct
6830 (lambda_loopnest_new): Likewise.
6831 (lambda_loopnest_transform): Likewise.
6832 (lambda_body_vector_new): Likewise.
6833 (lambda_body_vector_compute_new): Likewise.
6834 (gcc_loopnest_to_lambda_loopnest): Likewise.
6835 (lambda_loopnest_to_gcc_loopnest): Likewise.
6836 * lambda-code.c: Include obstack.h.
6837 (lambda_lattice_new): New parameter lambda_obstack. Use it for
6839 (lambda_body_vector_new): Likewise.
6840 (lambda_linear_expression_new): Likewise.
6841 (lambda_lattice_new): Likewise.
6842 (lambda_loopnest_new): Likewise. Additionally use obstack to
6843 allocate LN_LOOPS(ret).
6844 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
6845 it to lambda_lattice_new.
6846 (lambda_body_vector_compute_new): New parameter lambda_obstack.
6847 Pass it to lambda_body_vector_new.
6848 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
6849 it to lambda_lattice_new.
6850 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
6851 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
6852 (lambda_compute_target_space): Likewise.
6853 (lambda_compute_auxillary_space): New parameter lambda_obstack.
6854 Pass it to lambda_lattice_compute_base and
6855 compute_nest_using_fourieer_motzkin.
6856 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
6857 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
6858 and lambda_lattice_compute_target_space.
6859 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
6860 Pass it to lambda_linear_expression_new.
6861 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
6862 to gcc_tree_to_linear_expression.
6863 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
6864 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
6865 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
6866 Pass it to lambda_body_vector_new and
6867 lambda_body_vector_compute_new.
6868 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
6869 (lambda-code.o): Likewise.
6871 2007-09-06 Chao-ying Fu <fu@mips.com>
6873 * ginclude/stdfix.h: New file.
6874 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
6875 (convert.o): Add dependence on fixed-value.h.
6876 * c-convert.c (convert): Support FIXED_POINT_TYPE.
6877 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
6878 to define fixed-point constants.
6879 (c_cpp_builtins): Define fixed-point constants.
6880 * convert.c (fixed-value.h): New include.
6881 (convert_to_real): Update comment to include fixed-point.
6882 Support FIXED_POINT_TYPE.
6883 (convert_to_integer): Update comment to include fixed-point.
6884 Support FIXED_POINT_TYPE.
6885 (convert_to_complex): Support FIXED_POINT_TYPE.
6886 (convert_to_fixed): New function.
6887 * convert.h (convert_to_fixed): Declare.
6888 * genopinit.c: Add comment about $Q for only fixed-point modes.
6889 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
6890 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
6891 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
6892 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
6893 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
6894 usneg_optab for fixed-point modes.
6895 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
6897 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
6898 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
6899 unsigned saturation optabs, when type is saturating.
6900 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
6901 (expand_fixed_convert): New function.
6902 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
6903 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
6904 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
6905 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
6906 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
6907 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
6909 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
6910 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
6911 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
6912 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
6913 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
6915 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
6916 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
6917 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
6918 fractuns, satfractuns.
6919 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
6920 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
6921 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
6922 OTI_ssmsub_widen, OTI_usmsub_widen.
6923 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
6924 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
6925 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
6926 umsub_widen_optab, usmsub_widen_optab): Define.
6927 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
6929 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
6931 (expand_fixed_convert): Declare.
6932 * expr.c (convert_move): Support the move of fixed-point modes.
6933 (emit_move_insn_1): Handle fixed-point mode to move via integer.
6934 (categorize_ctor_elements_1): Handle FIXED_CST.
6935 (count_type_elements): Handle FIXED_POINT_TYPE.
6936 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
6937 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6939 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
6940 multiply and add/subtract for fixed-point types.
6941 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
6942 mode, we jump to binop directly.
6943 Support FIXED_CONVERT_EXPR.
6944 (do_store_flag): Check FIXED_CST to put a constant second.
6945 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
6946 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6947 (const_vector_from_tree): Support FIXED_CST.
6948 * doc/extend.texi (Fixed-Point): New node.
6949 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
6950 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
6951 satfract, fractuns, satfractuns): Document them.
6953 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6955 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
6956 addresses into I registers.
6958 2007-09-06 Jan Hubicka <jh@suse.cz>
6959 Andreas Tobler <a.tobler@schweiz.org>
6961 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
6963 (machopic_legitimize_pic_address): Likewise.
6965 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6966 Jan Hubicka <jh@suse.cz>
6968 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
6969 instead of ufloat_optab->handlers directly.
6970 (floatdidf2): Likewise.
6972 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
6974 * config/mips/mips.c: Include diagnostic.h.
6975 (mips_set_current_function): Check errorcount and sorrycount
6976 before generating RTL.
6978 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6981 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
6982 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
6983 (print_operand_reloc): Likewise.
6985 2007-09-06 Janis Johnson <janis187@us.ibm.com>
6989 2007-09-06 Jan Hubicka <jh@suse.cz>
6991 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6994 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6996 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6997 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6999 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7001 * optabs.c (expand_float): Convert unsigned integer as signed only
7002 if it provides sufficient accuracy; add mode argument to real_2expN.
7003 (expand_fix): Fix comment typos; extend binary float into mode
7004 wider than destination for converion to unsigned integer; add mode
7005 argument to real_2expN.
7006 * real.c (real_2expN): Add mode argument to special-case decimal
7008 * real.h (real_2expN): Ditto.
7009 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7011 (fixed_from_string): Ditto.
7012 (fixed_to_decimal): Ditto.
7013 (fixed_convert_from_real): Ditto.
7014 (real_convert_from_fixed): Ditto.
7015 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7016 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7017 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7018 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7020 2007-09-06 Tom Tromey <tromey@redhat.com>
7022 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
7023 * c-pch.c (c_common_read_pch): Restore current location after
7025 * tree.c (expand_location): Update.
7026 (expr_filename): Changed return type. Unified the two cases.
7027 (expr_lineno): Likewise.
7028 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
7030 * toplev.c (line_table): Changed type.
7031 (general_init): Update.
7032 (realloc_for_line_map): New function.
7033 (general_init): Allocate line_table using GC.
7034 * fix-header.c (line_table): Changed type.
7035 (read_scan_file): Update.
7036 (read_scan_file): Update.
7037 * c-ppoutput.c (maybe_print_line): Update.
7038 (print_line): Update.
7039 (cb_line_change): Update.
7040 (cb_define): Update.
7041 (pp_file_change): Update.
7042 * c-opts.c (c_common_init_options): Update.
7043 (finish_options): Update.
7044 (push_command_line_include): Update.
7045 * c-lex.c (cb_line_change): Update.
7046 (cb_def_pragma): Update.
7047 (cb_define): Update.
7049 (c_lex_with_flags): Use cpp_get_token_with_location.
7050 * input.h (line_table): Changed type.
7051 (location_from_locus): New macro.
7052 * tree.h (EXPR_FILENAME): No longer an lvalue.
7053 (EXPR_LINENO): Likewise.
7054 (expr_locus, set_expr_locus): Declare separately for
7055 USE_MAPPED_LOCATION.
7056 (expr_filename, expr_lineno): Changed return type.
7057 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
7058 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
7059 (expand_gimple_basic_block): Likewise.
7060 * final.c (final_scan_insn): Use expanded_location.
7062 2007-09-06 Richard Guenther <rguenther@suse.de>
7064 PR tree-optimization/32586
7065 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7066 folding if nothing changed.
7067 (simplify_unary_expression): New function. Do tree combining
7068 on conversion like codes.
7069 (try_to_simplify): Call it.
7070 * builtins.c (fold_builtin_cexp): Fold the built expressions.
7071 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
7073 2007-09-06 Jan Hubicka <jh@suse.cz>
7076 * cse.c (fold_rtx): Avoid invalid sharing.
7078 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7080 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7081 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7083 2007-09-06 Revital Eres <eres@il.ibm.com>
7085 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7086 Fix offsettable memory reference for 750CL.
7088 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
7090 * reload.c (find_reloads_address_1): Try to preserve original
7091 base/index regclass of operands.
7092 * regrename.c (scan_rtx_address): Likewise.
7093 (replace_oldest_value_addr): Likewise.
7095 2007-09-06 Richard Guenther <rguenther@suse.de>
7097 PR tree-optimization/33302
7098 * domwalk.c (walk_dominator_tree): The exit block is
7099 interesting even if it is not reachable.
7101 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7104 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
7106 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
7108 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
7111 2007-09-05 Ian Lance Taylor <iant@google.com>
7113 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
7115 (dump_generic_node): Likewise.
7116 * print-rtl.c (print_decl_name): Likewise.
7117 * print-tree.c (print_node_brief): Likewise.
7118 (print_node): Likewise.
7119 * Makefile.in (RTL_BASE_H): Add alias.h.
7122 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
7124 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
7126 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
7127 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
7129 2007-09-06 Jie Zhang <jie.zhang@analog.com>
7131 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
7132 (tm_defines): Define UCLIBC_DEFAULT to 1.
7133 (extra_options): Add linux.opt.
7134 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7135 (CRT_CALL_STATIC_FUNCTION): Likewise.
7136 (NO_IMPLICIT_EXTERN_C): Likewise.
7137 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7138 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
7139 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7140 (ENDFILE_SPEC): Don't define.
7141 (LIB_SPEC): Likewise.
7142 (CRT_CALL_STATIC_FUNCTION): Likewise.
7143 (NO_IMPLICIT_EXTERN_C): Likewise.
7144 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
7145 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7147 2007-09-06 Jan Hubicka <jh@suse.cz>
7149 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
7152 2007-09-06 Jan Hubicka <jh@suse.cz>
7154 * opts.c (common_handle_option): Enable inlining functions for
7157 2007-09-06 Jakub Jelinek <jakub@redhat.com>
7159 * builtin-attrs.def (ATTR_NONNULL_3): New.
7160 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
7161 ATTR_NOTHROW_NONNULL_##FA.
7162 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
7163 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
7164 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
7165 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
7166 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
7167 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
7168 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
7170 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
7171 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
7172 ATTR_FORMAT_NOTHROW_3_4): Remove.
7173 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
7174 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
7175 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
7176 instead of ATTR_FORMAT_*_*.
7178 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
7180 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
7181 parts re-used for REG_FRAME_RELATED_EXPR.
7183 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7185 * optabs.c (expand_float): Convert unsigned integer as signed only
7186 if it provides sufficient accuracy; add mode argument to real_2expN.
7187 (expand_fix): Fix comment typos; extend binary float into mode
7188 wider than destination for converion to unsigned integer; add mode
7189 argument to real_2expN.
7190 * real.c (real_2expN): Add mode argument to special-case decimal
7192 * real.h (real_2expN): Ditto.
7193 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7195 (fixed_from_string): Ditto.
7196 (fixed_to_decimal): Ditto.
7197 (fixed_convert_from_real): Ditto.
7198 (real_convert_from_fixed): Ditto.
7199 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7200 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7201 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7202 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7204 2007-09-05 Ian Lance Taylor <iant@google.com>
7206 * init-regs.c (initialize_uninitialized_regs): Call
7207 emit_insn_before rather than add_insn_before.
7209 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7211 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
7212 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
7213 * tree-inline.h (copy_body_data): Add call_expr field.
7214 * tree-inline.c (expand_call_inline): Initialize call_expr.
7215 (copy_bb): Append anonymous inline fn arguments to arguments
7216 when inlining a CALL_EXPR_VA_ARG_PACK call.
7217 * builtins.c (expand_builtin): Issue an error if
7218 BUILT_IN_VA_ARG_PACK is seen during expand.
7219 (fold_call_expr, fold_builtin_call_array): Don't fold
7220 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
7221 __builtin_va_arg_pack () call as last argument.
7222 * gimplify.c (gimplify_call_expr): If last argument to a vararg
7223 function is __builtin_va_arg_pack (), decrease number of call
7224 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
7225 * expr.c (expand_expr_real_1): Issue an error if
7226 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
7227 * tree-pretty-print.c (dump_generic_node): Handle printing
7228 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
7229 * doc/extend.texi (__builtin_va_arg_pack): Document.
7231 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
7233 PR tree-optimization/21513
7234 * builtins.c (build_builtin_expect_predicate): New function.
7235 (fold_builtin_expect): Add argument for expected value.
7236 Distribute __builtin_expect over short-circuiting operations.
7237 Fold nested builtin_expects.
7238 (fold_builtin_2): Adjust call to fold_builtin_expect.
7240 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
7243 PR tree-optimization/13756
7244 * doc/invoke.texi (Options That Control Optimization): Document
7247 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
7249 * config/i386/cpuid.h: New file.
7250 * config/i386/driver-i386.c: Include cpuid.h.
7251 (describe_cache): Shrink size and line strings to 100 bytes.
7252 (detect_caches_amd): Return "" for unsupported max_ext_level.
7253 Use __cpuid function.
7254 (detect_caches_intel): Return "" for unsupported max_level.
7255 Use __cpuid function.
7256 (host_detect_local_cpu): Change feature flag variables to
7257 unsigned int. Initialize only extended feature flag variables.
7258 Use __get_cpuid_max to determine max supported cpuid level.
7259 Use __cpuid function to determine supported features. Fix
7260 calculation of family id. Remove is_amd and check signature
7261 directly. Check for Geode signature. Handle family 4 id.
7262 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
7263 cpu discovery code to lower part of the function.
7264 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
7265 for sub-architecture.
7266 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
7267 [PROCESSOR_K8]: Add k8-sse3 architecture.
7268 [PROCESSOR_NOCONA]: Remove.
7269 [PROCESSOR_GENERIC64]: Ditto.
7270 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
7271 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
7272 to check for SSE and FXSAVE support.
7273 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
7274 Add -minline-all-stringops.
7275 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
7276 (x86_64-*-*): Ditto.
7278 2007-09-05 Jie Zhang <jie.zhang@analog.com>
7280 * config/bfin/linux-unwind.h: New file.
7281 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
7282 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
7284 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7286 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
7287 * stmt.c: Include alloc-pool.h.
7288 (struct case_node): Remove GTY marker.
7289 (add_case_node): New parameter case_node_pool. Use it for
7291 (expand_case): New allocation pool case_node_pool. Initialize it,
7292 pass to add_case_node and free it.
7294 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7295 David Ung <davidu@mips.com>
7296 Nigel Stephens <nigel@mips.com>
7298 Add mips16/nomips16 function attributes and -mflip-mips16 option
7299 for testing mixed-mode compilation.
7301 * config/mips/mips.opt (mflip-mips16): New.
7303 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
7304 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
7306 * config/mips/mips.c (mips_base_target_flags): New.
7307 (mips_base_mips16): New.
7308 (mips_base_schedule_insns): New.
7309 (mips_base_reorder_blocks_and_partition): New.
7310 (mips_base_align_loops): New.
7311 (mips_base_align_jumps): New.
7312 (mips_base_align_functions): New.
7313 (mips16_flipper): New.
7314 (mips_attribute_table): Add "mips16" and "nomips16" entries.
7315 (TARGET_SET_CURRENT_FUNCTION): Define.
7316 (mips_mips16_type_p, mips_nomips16_type_p): New.
7317 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
7318 (mips_function_ok_for_sibcall): Make it deal with functions with
7320 (mips_init_split_addresses): New, split out from override_options.
7321 (mips_init_relocs): New, split out from override_options.
7322 (was_mips16_p): New.
7323 (mips_set_mips16_mode): New, split out from override_options.
7324 (mips_set_current_function): New.
7325 (override_options): Add sorry for unsupported mips16/pic
7326 combination. Remove error for mips16/dsp combination. Save
7327 base option settings.
7328 (mips_file_start): Move mips16 mode setting output from here....
7329 (mips_output_function_prologue): ....to here.
7330 (mips_output_mi_thunk): Check for mips16 function.
7331 (build_mips16_function_stub): Don't set .mips16 here.
7332 (build_mips16_call_stub): Likewise.
7333 (mips_expand_builtin): Error in mips16 mode.
7334 (mips_use_mips16_mode_p): New.
7335 (mips_encode_section_info): Check for mips16 function, and set
7336 SYMBOL_REF_FLAGS accordingly.
7338 * doc/extend.texi (Function Attributes): Document new
7339 mips16/nomips16 attributes.
7340 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
7341 (MIPS Options): Document -mflip-mips16.
7343 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7345 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
7346 if we encounter TLS address in MIPS16 mode.
7347 (mips_legitimize_const_move): Check cannot_force_const_mem for
7348 the (const (plus symbol offset)) case; this forces invalid TLS
7349 address in MIPS16 mode to be caught by the above call to sorry.
7350 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
7351 because that now enables emutls, which is not ABI compatible
7352 with native TLS in non-MIPS16 mode.
7354 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7356 Add target hook invoked when cfun changes.
7358 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
7359 * target.h (struct gcc_target): Add set_current_function.
7360 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
7361 (TARGET_INITIALIZER): Add initializer for set_current_function.
7362 * tree.h (push_struct_function): New.
7363 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
7365 (set_cfun): Declare.
7366 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
7368 (push_function_context_to): Use allocate_struct_function
7369 to create null context, not init_dummy_function_start. Use set_cfun.
7370 (pop_function_context_from): Use set_cfun.
7371 (in_dummy_function): New.
7372 (invoke_set_current_function_hook): New.
7374 (push_cfun, pop_cfun): Use set_cfun.
7375 (push_struct_function): New.
7376 (allocate_struct_function): Call invoke_set_current_function_hook
7378 (prepare_function_start): Don't set cfun here. Remove unused
7379 argument; fix all callers.
7380 (init_dummy_function_start): Fiddle with in_dummy_function. Call
7381 push_struct_function.
7382 (init_function_start): Set cfun here.
7383 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
7384 * omp-low.c (create_omp_child_function): Use push_struct_function
7385 and pop_cfun to save/restore state.
7386 (expand_omp_parallel): Remove unused saved_cfun variable.
7387 * cgraphunit.c (ipa_passes): Use set_cfun.
7388 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
7389 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
7390 * matrix-reorg.c (transform_allocation_sites): Likewise.
7391 (matrix_reorg): Use set_cfun.
7392 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
7393 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
7394 assignment to cfun; use set_cfun for the other.
7395 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
7396 (dump_function_to_file): Use push_cfun/pop_cfun here.
7397 * c-decl.c (finish_function): Use set_cfun.
7399 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7401 * regrename.c (rerename_optimize): Use deferred rescanning and
7402 insert explicit calls to rescan insns when changed.
7404 2007-09-05 Jan Hubicka <jh@suse.cz>
7406 * optabs.c (libfunc_entry): Change optab to integer.
7407 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
7408 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
7409 of pointers for hashing.
7411 2007-09-05 Jan Hubicka <jh@suse.cz>
7413 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
7415 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
7416 * see.c (pass_see): Likewise.
7417 * tracer.c (pass_tracer): Likewise.
7418 * postreload-gcse.c (pass_gcse2): Likewise.
7419 * postreload.c (pass_postreload_cse): Likewise.
7420 * mode-switching.c (pass_mode_switching): Likewise.
7421 * modulo-sched.c (pass_sms): Likewise.
7422 * cse.c (cse_insn): Likewise.
7423 * web.c (pass_web): Likweise.
7424 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
7425 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
7426 * loop-init.c (pass_rtl_loop_init): Likewise.
7427 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
7428 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
7429 * global.c (pass_global_alloc): Likewise.
7430 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
7431 pass_if_after_reload): Likewise.
7432 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
7433 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
7434 * regmove.c (pass_regmove): Likewise.
7435 * function.c (pass_thread_prologugues_epilogues): Likewise.
7436 * gcse.c (pass_gcse): Likewise.
7437 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
7438 * lower-subreg.c (pass_lower_subreg2): Likewise.
7439 * bt-load.c (pass_branch_target_load): Likewise.
7440 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
7441 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
7442 * combine.c (pass_combine): Likewise.
7443 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
7444 (pass_partition_blocks): Likewise.
7445 * var-tracking.c (pass_variable_track): Likewise.
7446 * reg-stack.c (pass_stack_regs_run): Likewise.
7447 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
7448 * passes.c (pass_postreload): Likewise.
7449 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
7450 * tree-pass.h (TODO_verify_rtl_sharing): New.
7451 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
7452 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
7453 TODO_set_props, TODO_df_finish, TODO_df_verify,
7454 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
7456 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7458 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
7459 fold_real_zero_addition_p, reorder_operands_p,
7460 div_if_zero_remainder, fold_undefer_overflow_warnings,
7461 int_binop_types_match_p, fold_convert_const_int_from_int,
7462 fold_convert_const_int_from_real,
7463 fold_convert_const_int_from_fixed,
7464 fold_convert_const_real_from_real,
7465 fold_convert_const_real_from_fixed,
7466 fold_convert_const_fixed_from_fixed,
7467 fold_convert_const_fixed_from_int,
7468 fold_convert_const_fixed_from_real, maybe_lvalue_p,
7469 fold_checksum_tree, fold_check_failed, print_fold_checksum,
7470 debug_fold_checksum, multiple_of_p): Constify.
7471 * tree-flow-inline.h (get_lineno): Likewise.
7472 * tree-flow.h (get_lineno): Likewise.
7473 * tree-object-size.c (compute_object_offset, addr_object_size,
7474 alloc_object_size, pass_through_call): Likewise.
7475 * tree-pretty-print.c (op_symbol, print_call_name,
7476 print_struct_decl, do_niy): Likewise.
7477 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
7478 debug_fold_checksum): Likewise.
7480 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
7483 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
7484 note, remove the associated REG_RETVAL note.
7486 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7488 * config.gcc (powerpc*-*-*): Install
7489 spu2vmx.h, vec_types.h, and si2vmx.h headers.
7490 * config/rs6000/spu2vmx.h: New header.
7491 * config/rs6000/si2vmx.h: New header.
7492 * config/rs6000/vec_types.h: New header.
7494 2007-09-05 Ben Elliston <bje@au.ibm.com>
7496 * varasm.c (initializer_constant_valid_p): Fix comment typo.
7498 2007-09-05 Ben Elliston <bje@au.ibm.com>
7500 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
7502 (__stdcx): Make asm volatile.
7503 (__stwcx, __stdcx): Return only 0 or 1.
7505 2007-09-05 Jan Hubicka <jh@suse.cz>
7509 2007-09-04 Jan Hubicka <jh@suse.cz>
7510 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7512 2007-09-04 Richard Guenther <rguenther@suse.de>
7513 * tree-ssa-operands.c (add_virtual_operand): Only mark
7514 stores as has_volatile_ops if alias information is not available.
7516 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7518 * config/rs6000/tramp.asm: Include config.h.
7519 Check __PIC__ or __pic__ macro instead of SHARED.
7521 PR rtl-optimization/32300
7522 * see.c (see_copy_insn): New function.
7523 (see_def_extension_not_merged, see_merge_one_use_extension,
7524 see_merge_one_def_extension): Use it. Avoid changing
7525 PREV_INSN/NEXT_INSN chains directly, insted emit insns
7526 into sequences. Call df_insn_delete on temporary insns
7527 that won't be emitted into the insn stream.
7528 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
7529 and run df_process_deferred_rescans () before run_fast_dce.
7531 PR tree-optimization/33017
7532 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
7533 recurse for pure or const function calls.
7535 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7537 * c-format.c: Include alloc-pool.h.
7538 (check_format_info_main): New argument fwt_alloc. Use allocation
7539 pool instead of GC. Remove GC deallocation code.
7540 (check_format_arg): Create allocation pool, pass it to
7541 check_format_info_main and free it afterwards.
7542 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
7544 2007-09-05 Ben Elliston <bje@au.ibm.com>
7546 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
7547 Rename count macro arugment for clarity.
7548 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
7549 (__protected_stream_set): Likewise, pass 0.
7551 2007-09-04 Jan Hubicka <jh@suse.cz>
7553 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7555 2007-09-04 Jan Hubicka <jh@suse.cz>
7557 * invoke.texi (-finline-small-functions): Document.
7558 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
7559 when deciding what is inlinable.
7560 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
7561 (cgraph_decide_inlining_of_small_function): Handle new flags.
7562 (cgraph_decide_inlining_incrementally): Likewise.
7563 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
7564 * common.opt (finline-small-functions): New.
7565 * Makefile.in (build/gengtype.o-warn): Work around PR29478
7567 2007-09-04 Richard Guenther <rguenther@suse.de>
7569 * tree-ssa-operands.c (add_virtual_operand): Only mark
7570 stores as has_volatile_ops if alias information is not available.
7572 2007-09-04 Andrew Haley <aph@redhat.com>
7574 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
7576 2007-09-04 Andrew Haley <aph@redhat.com>
7578 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
7579 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
7580 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
7582 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
7585 * common.opt: Mention ABI version 2 in comment.
7587 2007-09-04 Jan Hubicka <jh@suse.cz>
7589 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
7590 (libfunc_entry): New structure.
7591 (libfunc_hash): New hashtable.
7592 (hash_libfunc): New function.
7593 (eq_libfunc): New function.
7594 (convert_optab_libfunc): New function.
7595 (optab_libfunc): New function.
7596 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
7597 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
7598 expand_float, expand_fix, new_optab, new_convert_optab):
7599 Update for new libfunc API.
7600 (init_libfunc, init_integral_libfuncs,
7601 init_floating_libfuncs, init_interclass_conv_libfuncs
7602 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
7603 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
7604 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7605 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
7606 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
7607 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
7608 gen_extend_conv_libfunc): New.
7609 (init_one_libfunc): Revamp for hashtables.
7610 (set_conv_libfunc): Likewise.
7611 (init_optabs): Initialize hashtable; use lazy initialization where
7613 * optabs.h (optab_handlers): Move out of GGC.
7614 (optab, convert_optab): Move out of GGC; add lazy gen info.
7615 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
7616 (optab_libfunc, convert_optab_libfunc): New.
7617 * builtins.c (expand_builtin_powi): Update for new API.
7618 * expr.c (convert_move): Likewise.
7619 * expmed.c (expand_divmod): Likewise.
7621 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7623 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
7624 GOT pointer only if there is a constant pool. Use the allocated space
7627 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7629 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
7632 2007-09-04 Revital Eres <eres@il.ibm.com>
7633 Richard Guenther <rguenther@suse.de>
7634 R. Clint Whaley <whaley@cs.utsa.edu>
7636 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
7638 * tree-tailcall.c (process_assignment): Use -fassociative-math
7639 when reodering operands of floating-point type.
7640 * fold-const.c (fold_comparison, fold_binary): Use
7641 -fassociative-math and -freciprocal-math instead of
7642 -funsafe-math-optimization flag.
7643 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
7644 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
7645 -freciprocal-math instead of -funsafe-math-optimizations.
7646 * opts.c (set_fast_math_flags): Set -freciprocal-math and
7647 -fassociative-math when -ffast-math is set.
7648 (set_unsafe_math_optimizations_flags): New Function
7649 to set -freciprocal-math and -fassociative-math when
7650 -funsafe-math-optimizations is set.
7651 (common_handle_option): Call it.
7652 * tree-vectorizer.c (vect_is_simple_reduction): Use
7653 -fassociative-math when doing reduction on floats.
7654 * loop-unroll.c (analyze_insn_to_expand_var): Use
7655 -fassociative-math when expanding an accumulator of type float.
7656 * simplify-rtx.c (simplify_binary_operation_1): Use
7657 -fassociative-math and -freciprocal-math when reordeing operands
7658 of floating-point type.
7659 * combine.c (combine_simplify_rtx): Likewise.
7660 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
7662 * common.opt (-fassociative-math, -freciprocal-math): New flags.
7664 2007-09-04 Paolo Carlini <pcarlini@suse.de>
7667 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
7669 2007-09-04 Jan Hubicka <jh@suse.cz>
7671 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
7673 2007-09-04 Jan Hubicka <jh@suse.cz>
7675 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
7676 and corresponding MATCH_DUP.
7678 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
7681 * combine.c (subst): Do not try to simplify X if it represents load
7682 of FP constant from the constant pool via float extension.
7684 2007-09-04 Ben Elliston <bje@au.ibm.com>
7686 * c-opts.c: Include "tm_p.h".
7687 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
7689 2007-09-04 Richard Guenther <rguenther@suse.de>
7691 PR tree-optimization/33291
7692 * tree-pretty-print.c (dump_generic_node): Dump all
7693 qualifiers for pointer types, not only first. Dump
7694 qualifiers for aggregate types as well.
7695 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
7696 use the canonical type for building ARRAY_REFs.
7697 * gimplify.c (canonicalize_addr_expr): Clean up. The
7698 correct validness check is compatibility of the pointer
7699 types. Always use the canonical type for building
7700 ARRAY_REFs and ADDR_EXPRs.
7701 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
7702 change that disabled propagation of ADDR_EXPRs into statements
7705 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7707 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
7708 (umulsi3_highpart): Make into expanders; existing insns are
7709 now named *[insn]_nov6. Add stars to existing [insn]_v6
7710 counterparts' names.
7712 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
7714 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
7715 (unprotoize.o): Remove SHLIB_MULTILIB.
7717 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
7719 * doc/extend.texi: Document progmem attribute for AVR.
7721 2007-09-03 Anatoly Sokolov <aesok@post.ru>
7724 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
7726 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7728 * optabs.c (expand_ffs): Initialize val and defined_at_zero
7731 * optabs.c: Remove unnecessary forward declarations.
7732 (expand_unop_direct): New, broken out of expand_unop.
7733 (expand_doubleword_clz): New.
7734 (expand_ctz): Move above expand_ffs. Use
7735 start_sequence, end_sequence, add_equal_note, and
7736 expand_unop_direct. Add more commentary.
7737 (expand_ffs): Try both ctz optab and expand_ctz.
7738 Generate a test and branch if the hardware doesn't give us
7739 a useful value for input zero. Style improvements similar to
7742 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
7744 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7746 * config.gcc: Delete stanza for arm-semi-aof and
7747 armel-semi-aof targets.
7748 * config/arm/arm-protos.h
7750 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
7751 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
7752 delete aof_pic_label and remove mention of AOF in comments.
7753 * config/arm/arm.md: Delete patterns used only for AOF assembly.
7755 * config/arm/semiaof.h
7756 * config/arm/t-semi: Delete file.
7758 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7760 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
7761 CONST_CAST_BB): New macros for type-specific casts.
7762 (CONST_CAST): Add a TYPE parameter and define it in terms of
7765 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
7766 * c-lex.c (cb_ident, lex_string): Likewise,
7767 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
7768 * config/i386/i386.c (ix86_function_regparm,
7769 ix86_function_sseregparm): Use CONST_CAST_TREE.
7770 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
7772 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
7773 give_switch, set_multilib_dir): Likewise,
7774 * gengtype-parse.c (string_seq, typedef_name): Likewise,
7775 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
7776 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
7777 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
7778 * prefix.c (update_path): Likewise,
7779 * pretty-print.c (pp_base_destroy_prefix): Likewise,
7780 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
7781 * tree-cfg.c (tree_can_merge_blocks_p,
7782 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
7783 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
7784 * tree.c (build_string): Supply a TYPE for CONST_CAST.
7785 (attribute_list_contained): Use CONST_CAST_TREE.
7787 2007-09-03 Krister Walfridsson <cato@df.lth.se>
7789 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
7791 2007-09-03 Richard Sandiford <richard@codesourcery.com>
7794 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
7795 before forcing them into a register.
7797 2007-09-03 Richard Sandiford <richard@codesourcery.com>
7799 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
7800 rather than define_code_macro.
7802 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7804 * gcc.c (xputenv): New function.
7805 (putenv_from_prefixes): Use xputenv instead of putenv.
7806 (process_command): Use xputenv instead of putenv.
7807 (set_collect_gcc_options): Use xputenv instead of putenv.
7808 (main): Use xputenv instead of putenv.
7810 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7812 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
7813 availability of swap instruction.
7814 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
7816 2007-09-03 Revital Eres <eres@il.ibm.com>
7818 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
7821 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
7822 Ayal Zaks <zaks@il.ibm.com>
7823 Revital Eres <eres@il.ibm.com>
7825 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
7826 compute_split_row): New functions.
7827 (ps_unschedule_node): Remove.
7828 (normalize_sched_times): Iterate over the already scheduled
7829 insns instead of the number of nodes.
7830 (MAX_SPLIT_NUM): New definition.
7831 (sms_schedule_by_order): Change the scheduling heuristic to
7832 avoid useless increases of initiation interval ii.
7833 (get_sched_window): Add dump printouts.
7835 2007-09-02 David Daney <ddaney@avtrex.com>
7837 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
7838 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
7839 (optab, insn): Add more attributes.
7840 (fetchop_bit): New code macro.
7841 (immediate_insn): New code macro attribute.
7842 (sync): Change condition to ISA_HAS_SYNC.
7843 (rdhwr): Change predicate for operand 0 to register_operand.
7844 (memory_barrier): New expand.
7845 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
7846 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
7847 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
7848 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7849 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
7850 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
7851 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
7852 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
7853 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
7855 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7856 Hans-Peter Nilsson <hp@axis.com>
7858 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
7859 Defined to describe availability and behavior of CLZ.
7860 * config/cris/cris.md (clzsi2): Implement using lz instruction.
7861 * config/cris/cris.opt: Tweak comment for "-metrax4".
7862 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
7863 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
7864 (count_leading_zeros): Define.
7866 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7868 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
7870 2007-09-02 Joseph Myers <joseph@codesourcery.com>
7874 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
7877 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7879 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
7880 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
7881 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
7882 sched-deps.c, sched-int.h, system.h, target.h,
7883 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
7884 tree.def: Fix comment typos.
7886 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7888 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
7889 (override_options): Turn on -mstrict-align on non-ColdFire
7891 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
7893 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7895 * c-common.c (const_strip_array_types): Delete.
7896 * c-common.h (const_strip_array_types): Likewise.
7897 * emit-rtl.c (const_next_insn, const_previous_insn,
7898 const_next_nonnote_insn, const_prev_nonnote_insn,
7899 const_next_real_insn, const_prev_real_insn,
7900 const_next_active_insn, const_prev_active_insn, const_next_label,
7901 const_prev_label): Delete.
7902 * gimple-low.c (block_may_fallthru): Use expr_last.
7903 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
7904 * rtl.h (const_previous_insn, const_next_insn,
7905 const_prev_nonnote_insn, const_next_nonnote_insn,
7906 const_prev_real_insn, const_next_real_insn,
7907 const_prev_active_insn, const_next_active_insn, const_prev_label,
7908 const_next_label): Delete.
7909 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
7910 * system.h (CONST_CAST): Update comment.
7911 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
7912 (const_first_stmt, const_last_stmt): Delete.
7913 (tree_block_ends_with_condjump_p): Use last_stmt.
7914 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
7915 * tree-iterator.c (const_expr_first, const_expr_last,
7916 const_expr_only): Delete.
7917 * tree.c (const_lookup_attribute): Likewise.
7918 (attribute_list_contained): Use lookup_attribute.
7919 * tree.h (const_lookup_attribute, const_expr_first,
7920 const_expr_last, const_expr_only): Delete.
7922 2007-09-01 Richard Guenther <rguenther@suse.de>
7924 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
7925 instead of TREE_THIS_VOLATILE.
7926 * tree-ssa-operands.c (add_virtual_operand): Do not set
7927 has_volatile_ops. Do not check s_ann for NULL.
7928 (get_indirect_ref_operands): Likewise.
7929 (get_expr_operands): Likewise. For all reference trees
7930 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
7931 check base of reference for TREE_THIS_VOLATILE.
7933 2007-09-01 Richard Guenther <rguenther@suse.de>
7935 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
7936 between integral types. Also allow conversions between
7939 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7941 * optabs.c (prepare_float_lib_cmp): Use
7942 libgcc_cmp_return_mode instead of word_mode.
7943 * config/dfp-bit.h: Likewise.
7944 * config/fp-bit.h: Likewise.
7945 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
7947 (spu_libgcc_shift_count_mode): New function.
7948 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
7949 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
7951 2007-08-31 Joseph Myers <joseph@codesourcery.com>
7953 * tree-pretty-print.c: Include output.h.
7954 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
7955 HOST_WIDE_INT_PRINT_DEC.
7956 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
7958 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
7960 PR rtl-optimization/33224
7961 * loop-iv.c (latch_dominating_def): Check that the definition belongs
7962 to the analysed region.
7964 2007-08-31 Richard Guenther <rguenther@suse.de>
7966 * function.c (allocate_struct_function): Do not set
7967 current_function_returns_pointer.
7968 * function.h (struct var_refs_queue): Remove.
7969 (struct simple_obstack_stack): Likewise.
7970 (struct function): Remove fixup_var_refs_queue member.
7971 Remove returns_pointer flag.
7972 (current_function_returns_pointer): Remove define.
7974 2007-08-31 Nick Clifton <nickc@redhat.com>
7976 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
7977 secondary keys in order to obtain a stable sort.
7979 2007-08-31 Nick Clifton <nickc@redhat.com>
7982 * config/m32r/constraints.md: Add W constraint for integer zero.
7983 * config/m32r/m32r.md (get_pc): Use W and i constraints.
7984 Fix length calculation by using alternatives.
7986 2007-08-31 Richard Sandiford <richard@codesourcery.com>
7988 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
7989 split out from expand_binop.
7990 (avoid_expensive_constant): New function.
7991 (expand_binop_directly): Remove commutative_op argument and
7992 (expand_binop_directly): Remove commutative_op argument and
7993 call cummutative_optab_p instead. Do not change op0 or op1
7994 when swapping xop0 and xop1. Apply avoid_expensive_constant
7995 to each argument after potential swapping. Enforce the
7996 canonical order of commutative operands.
7997 (expand_binop): Use shift_optab_p and commutative_optab_p.
7998 Update the calls to expand_binop_directly. Only force constants
7999 into registers when widening an operation. Only swap operands
8000 once a direct expansion has been rejected.
8001 (expand_twoval_binop): Only force constants into registers when
8002 using a direct expansion.
8004 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
8006 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
8007 (sched_analyze_insn): Don't postprocess speculative dependencies when
8008 target has no scheduling.
8009 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
8010 'uninitialized' warning.
8012 2007-08-31 Richard Guenther <rguenther@suse.de>
8014 * tree.c (build_complex_type): Always set TYPE_NAME for
8017 2007-08-31 Olivier Hainque <hainque@adacore.com>
8019 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
8020 internal macro. Default alignment factor for csect directives, chosen
8021 to match what BIGGEST_ALIGNMENT allows.
8022 (DATA_SECTION_ASM_OP): Use it.
8023 * config/rs6000/rs6000.c
8024 (rs6000_xcoff_output_readonly_section_asm_op):
8025 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
8026 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
8028 2007-08-31 Olivier Hainque <hainque@adacore.com>
8030 * dbxout.c (dbxout_block): Move declaration within the first
8031 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
8032 block to include the definition, together with the associated
8035 2007-08-31 David Edelsohn <edelsohn@gnu.org>
8036 Revital Eres <eres@il.ibm.com>
8038 * doc/invoke.texi (-mpaired): Document flag.
8039 * config.gcc: Include paired.h in powerpc extra_headers and
8040 750cl.h in powerpc-*-linux*paired*.
8041 * config/rs6000/rs6000.opt (-mpaired): New flag.
8042 * config/rs6000/rs6000.c (paired_init_builtins,
8043 paired_expand_builtin, paired_expand_lv_builtin,
8044 paired_expand_stv_builtin, paired_expand_predicate_builtin):
8045 New functions to support the paired single builtin functions.
8046 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
8047 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
8049 (bdesc_paired_preds): New structure for paired predicate
8051 (rs6000_expand_builtin): Expand paired single builtins.
8052 (rs6000_init_builtins): Init paired single builtins.
8053 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
8054 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
8055 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
8056 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
8057 (rs6000_vector_mode_supported_p): Support paired vector mode.
8058 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
8059 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
8061 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
8062 (DATA_ALIGNMENT): Likewise.
8063 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
8064 (rs6000_builtins): Add PAIRED builtins.
8065 * config/rs6000/rs6000.md: Include paired.md.
8066 * config/rs6000/paired.h: New.
8067 * config/rs6000/paired.md: New.
8068 * config/rs6000/750cl.h: New.
8069 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
8071 2007-08-30 Ollie Wild <aaw@google.com>
8073 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
8074 * gcc.c (default_compilers): Add -fno-directives-only to
8075 @assembler-with-cpp.
8077 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
8081 * regclass.c (initial_fixed_regs): Revert previous change and make
8083 (initial_call_used_regs): Likewise.
8084 (initial_call_really_used_regs): Delete, reverting previous addition.
8085 (initial_reg_names): Likewise.
8086 (init_reg_sets): Revert previous change.
8087 (saved_fixed_regs): New.
8088 (saved_call_used_regs): New.
8089 (saved_call_really_used_regs): New.
8090 (saved_reg_names): New.
8091 (save_register_info): New.
8092 (restore_register_info): New.
8093 (init_reg_sets_1): Replace reset of register info with call to
8094 restore_register_info.
8095 * rtl.h (save_register_info): Declare.
8096 * toplev.c (backend_init): Call save_register_info.
8098 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8100 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
8101 from the original statement.
8103 2007-08-30 Chao-ying Fu <fu@mips.com>
8105 * c-lex.c (interpret_fixed): Declare.
8106 (interpret_float): Process _Fract and _Accum.
8107 (interpret_fixed): New function.
8108 * final.c (output_addr_const): Process CONST_FIXED.
8109 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
8110 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
8112 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
8114 (simplify_immed_subreg): Support CONST_FIXED.
8115 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
8116 (simplify_subreg): Support CONST_FIXED.
8118 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8120 * config/rs6000/ppu_intrinsics.h: New file.
8121 * config.gcc (powerpc*-*-* <extra_headers>): Install
8124 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8126 * cfg.c (dump_flow_info): Change to also print entry and exit
8128 * print-rtl.c (print_rtl_single): Allow to print rtl with
8131 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8133 * df-core.h (df_dump_region): New function.
8134 * df.h (df_dump_region): New function.
8135 * loop-invariant.c (find_defs): Add call to df_dump_region.
8136 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
8139 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8142 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
8143 true if any of the compare_section_name calls returned true,
8144 rather than if any returned false.
8146 2007-08-30 Richard Guenther <rguenther@suse.de>
8148 PR tree-optimization/33199
8149 * tree-ssa-structalias.c (handle_lhs_call): New function.
8150 (find_func_aliases): In non-IPA mode make sure that for
8151 calls that return a pointer we add a constraint for the
8152 result to point to anything.
8154 2007-08-30 Richard Guenther <rguenther@suse.de>
8156 * doc/invoke.texi (-mveclibabi): Document new target option.
8157 * config/i386/i386.opt (-mveclibabi): New target option.
8158 * config/i386/i386.c (ix86_veclib_handler): Handler for
8159 vectorization library support.
8160 (override_options): Handle the -mveclibabi option, initialize
8161 the vectorization library handler.
8162 (ix86_builtin_vectorized_function): As fallback call the
8163 vectorization library handler, if set.
8164 (ix86_veclibabi_acml): New static function for ACML ABI style
8165 vectorization support.
8167 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8169 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
8170 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
8171 SImode and update m. Don't run gen_lowpart_common on arbitrary
8172 memory address, force it to register first.
8175 * dce.c (dce_process_block): Don't delete setters of
8176 artificially used registers.
8178 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8180 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
8181 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
8182 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
8184 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8186 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
8188 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
8189 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
8191 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8193 * system.h: Activate -Wcast-qual as warning-only.
8195 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
8198 * config/rs6000/rs6000.c (compare_section_name): New function.
8199 (rs6000_elf_in_small_data_p): Compare section prefixes instead
8202 2007-08-29 Olivier Hainque <hainque@adacore.com>
8204 * xcoffout.c: #include debug.h.
8205 * Makefile.in (xcoffout.o): Add debug.h dependency.
8207 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
8209 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8210 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
8212 2007-08-29 Richard Guenther <rguenther@suse.de>
8214 * tree-pretty-print.c (dump_generic_node): Print
8215 label DECL_UID as D.%u.
8216 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
8218 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8220 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
8221 * builtins.def (BUILT_IN_REALLOC): New builtin.
8223 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
8226 * tree.c (build_type_attribute_qual_variant): Set canonical types
8227 on the final, unqualified attribute variant before building the
8230 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8232 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
8233 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
8235 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8238 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8239 * config/bfin/bfin.md (composev2hi): Put operands into vector
8242 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8244 * config/bfin/bfin.md (composev2hi): Put operands into vector
8247 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8249 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
8250 attribute when appropriate.
8251 (bfin_handle_l1_text_attribute): New.
8252 (bfin_handle_l1_data_attribute): New.
8253 (bfin_attribute_table): Add attributes: l1_text, l1_data,
8254 l1_data_A and l1_data_B.
8255 * doc/extend.texi (node Function Attributes): Document l1_text
8257 (Variable Attributes): Add Blackfin subsection. Document l1_data,
8258 l1_data_A and l1_data_B variable attributes.
8260 2007-08-28 Jie Zhang <jie.zhang@analog.com>
8262 * config/bfin/bfin.opt (minline-plt): Add.
8263 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
8264 call to global functions.
8265 * doc/invoke.texi (Option Summary): Mention -minline-plt.
8266 (Blackfin Options): Document -minline-plt.
8268 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8270 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
8271 given a non-function.
8272 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
8274 2007-08-28 DJ Delorie <dj@redhat.com>
8276 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
8278 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8280 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
8282 2007-08-28 Richard Guenther <rguenther@suse.de>
8284 * tree.h (struct tree_function_decl): Increase size of
8285 function_code bitfield.
8287 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8288 Kazu Hirata <kazu@codesourcery.com>
8290 * config/m68k/linux.h
8291 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
8292 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
8293 (m68k_return_in_memory): New.
8294 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
8297 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
8300 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8301 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
8302 operand) when top VEC_SELECT extracts scalar element.
8303 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
8304 (*vec_extract_v4sf_mem): Ditto.
8306 2007-08-28 Jakub Jelinek <jakub@redhat.com>
8309 * passes.c (init_optimization_passes): Move pass_df_finish
8310 after pass_postreload sublist.
8312 PR rtl-optimization/33148
8313 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
8314 (neg (lt X 0)) if X has scalar int mode.
8317 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
8318 initializer, use build_vector_from_ctor if possible to create
8319 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
8320 even after this, return NULL.
8322 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
8324 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
8326 2007-08-28 Richard Guenther <rguenther@suse.de>
8328 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
8329 (struct tree_function_decl): Make function_code a bitfield.
8330 Add disregard_inline_limits flag.
8331 * cgraphunit.c (cgraph_process_new_functions): Check
8332 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
8333 (cgraph_preserve_function_body_p): Likewise.
8334 * ipa-inline.c (compute_inline_parameters): Likewise.
8335 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
8336 for GNU C extern inline functions.
8337 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
8338 * tree-inline.c (disregard_inline_limits_p): Remove.
8339 * tree-inline.h (disregard_inline_limits_p): Likewise.
8340 * c-common.c (handle_always_inline_attribute): Set
8341 DECL_DISREGARD_INLINE_LIMITS.
8342 * langhooks.c (add_builtin_function): Verify the function code
8343 fits in the bitfield.
8345 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
8346 Vladimir Yanovsky <yanov@il.ibm.com>
8347 Revital Eres <eres@il.ibm.com>
8348 Andrey Belevantsev <abel@ispras.ru>
8350 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
8352 * modulo-sched.c: Add documentation regarding do-loop.
8353 (doloop_register_get): Change number of arguments to support
8354 the new do-loop pattern and check whether COUNT_REG has no other
8355 occurences in the loop besides in the control part.
8356 (duplicate_insns_of_cycles): Do not duplicate the insn which
8357 changes count_reg as it is already adjusted.
8358 (generate_prolog_epilog): New argument to support the new
8359 do-loop pattern. Change the subtract instruction to use
8360 expand_simple_binop. Call duplicate_insns_of_cycles with new
8362 (sms_schedule): Call doloop_register_get and
8363 generate_prolog_epilog with new argument. Do not handle loops
8364 with single sets insns with subreg in their lhs.
8365 * loop-doloop.c (doloop_optimize): Support for another do-loop
8367 (doloop_condition_get): Gets an instruction instead of a pattern
8368 and change the return condition when the do-loop pattern is
8370 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
8371 deps when considering to not create edges.
8373 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
8375 * doc/extend.texi (gnu_inline funtion attribute): Document C++
8378 2007-08-27 Jason Merrill <jason@redhat.com>
8381 * gimplify.c (gimplify_modify_expr): Discard the assignment of
8382 zero-sized types after calling gimplify_modify_expr_rhs.
8384 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
8386 * regclass.c (init_reg_autoinc): Fix typo.
8388 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
8390 Fix PR tree-optimization/33173
8391 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
8393 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
8396 * config/i386/i386.h (VALID_DFP_MODE_P): New.
8397 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
8400 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
8401 David Ung <davidu@mips.com>
8402 Nigel Stephens <nigel@mips.com>
8404 Separate target-specific initialization from general
8405 back-end initialization.
8407 * toplev.c (init_alignments): New, split out from...
8408 (process_options): ...here.
8409 (backend_init_target): New, split out from...
8410 (backend_init): ...here.
8411 (lang_dependent_init_target): New, split out from...
8412 (lang_dependent_init): ...here.
8413 (target_reinit): New.
8414 * toplev.h (target_reinit): Declare.
8415 * expr.c (init_expr_target): Renamed from init_expr_once, since it
8416 now can be called more than once. Update comments.
8417 * expr.h (init_expr_target): Likewise.
8418 * alias.c (init_alias_target): Renamed from init_alias_once, since it
8419 now can be called more than once. Explicitly zero
8420 static_reg_base_value.
8421 * emit-rtl.c (init_emit_regs): New, split out from...
8422 (init_emit_once): Here.
8423 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
8424 non-const, so that changes from command-line arguments can overwrite
8425 values provided by the static initializers.
8426 (initial_call_really_used_regs): New, used similarly to the above.
8427 (initial_reg_names): Likewise.
8428 (last_mode_for_init_move_cost): Promoted function-local static to
8429 file-scope static to make it accessible outside init_move_cost.
8430 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
8431 Do not initialize inv_reg_alloc_order yet, either. Do initialize
8432 reg_names since it is needed for parsing command-line options.
8433 (init_move_cost): Use last_mode_for_init_move_cost instead of
8434 function-local static.
8435 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
8436 call_really_used_regs now. Reinitialize reg_names. Also
8437 initialize inv_reg_alloc_order. Zero reg_class_subunion and
8438 reg_class_superunion. Clear losing_caller_save_reg_set.
8439 Preserve global registers if called more than once. Reset
8440 move cost, may_move_in_cost, may_move_out_cost, and
8441 last_mode_for_init_move_cost.
8442 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
8443 can now be invoked more than once. Update comments.
8444 (init_regs): Update comments.
8445 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
8446 and initial_call_really_used_regs, instead of the non-initial
8447 variables. This allows us to save the command-line register settings
8448 after target reinitialization.
8449 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
8450 * rtl.h (init_emit_regs): Declare.
8451 (init_reg_modes_target, init_alias_target): Renamed as described
8453 * reload1.c (init_reload): Update comments.
8454 * optabs.c (init_optabs): Likewise.
8455 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
8457 2007-08-26 Chao-ying Fu <fu@mips.com>
8459 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
8462 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8464 * alias.c (memory_modified_1, memory_modified_in_insn_p):
8466 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
8468 * bb-reorder.c (copy_bb_p): Likewise.
8469 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
8470 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8471 block_ends_with_condjump_p): Likewise.
8472 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
8473 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8474 block_ends_with_condjump_p): Likewise.
8475 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
8476 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
8477 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
8478 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
8479 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
8480 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
8481 debug_true_const_tree instad of debug_true_tree.
8482 * debug.c (do_nothing_debug_hooks): Likewise.
8483 * debug.h (ignore_block, debug_true_const_tree): Constify.
8484 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
8485 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
8486 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
8487 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
8488 dbx_reg_number, is_based_loc, field_type,
8489 simple_type_align_in_bits, simple_decl_align_in_bits,
8490 simple_type_size_in_bits, field_byte_offset, insert_float,
8491 type_tag, member_declared_type, is_redundant_typedef,
8492 secname_for_decl, is_inlined_entry_point): Likewise.
8493 * emit-rtl.c (const_next_insn, const_previous_insn,
8494 const_next_nonnote_insn, const_prev_nonnote_insn,
8495 const_next_real_insn, const_prev_real_insn,
8496 const_next_active_insn, const_prev_active_insn, const_next_label,
8497 const_prev_label): Likewise.
8498 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
8500 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
8501 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
8502 sched_insn_is_legitimate_for_speculation_p): Likewise.
8503 * jump.c (reversed_comparison_code_parts,
8504 reversed_comparison_code, reversed_comparison, condjump_label):
8506 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
8507 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
8509 * rtl.h (const_previous_insn, const_next_insn,
8510 const_prev_nonnote_insn, const_next_nonnote_insn,
8511 const_prev_real_insn, const_next_real_insn,
8512 const_prev_active_insn, const_next_active_insn, const_prev_label,
8513 const_next_label, modified_between_p, modified_in_p,
8514 const_note_storeskeep_with_call_p, condjump_label,
8515 reversed_comparison, reversed_comparison_code,
8516 reversed_comparison_code_parts, memory_modified_in_insn_p,
8517 stack_regs_mentioned): Likewise.
8518 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
8519 keep_with_call_p): Likewise.
8520 * sched-deps.c (deps_may_trap_p, sched_get_condition,
8521 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
8522 sd_lists_size, sd_lists_empty_p): Likewise.
8523 * sched-int.h (sched_insns_conditions_mutex_p,
8524 haifa_classify_insn, no_real_insns_p,
8525 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
8526 sd_lists_size, sd_lists_empty_p): Likewise.
8527 * sdbout.c (sdb_debug_hooks): Likewise.
8528 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
8529 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
8530 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
8532 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
8533 tree_can_throw_internal): Likewise.
8534 * tree-flow-inline.h (phi_nodes): Likewise.
8535 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
8536 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
8537 * tree-gimple.c (const_get_call_expr_in): Likewise.
8538 * tree-gimple.h (const_get_call_expr_in): Likewise.
8539 * tree.c (const_lookup_attribute, attribute_list_equal,
8540 attribute_list_contained): Likewise.
8541 * tree.h (attribute_list_equal, attribute_list_contained,
8542 const_lookup_attribute): Likewise.
8543 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
8545 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8547 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
8548 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
8550 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8553 * config/alpha/constraints.md: Delete "svn:mime-type" property
8554 with svn propdel "svn:mime-type".
8556 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8559 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
8560 non NOTE insn doesn't cross basic block.
8561 (noce_try_abs): Likewise.
8562 (noce_process_if_block): Likewise.
8564 2007-08-26 David Edelsohn <edelsohn@gnu.org>
8567 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
8568 operand without auto-inc-dec.
8569 * config/rs6000/rs6000.md (floatsidf2_internal): Use
8570 offsettable_mem_operand.
8571 (floatunssidf2_internal): Same.
8572 (fix_truncdfsi2_internal): Same.
8573 (floatsidf_ppc64): Same.
8574 (floatunssidf_ppc64): Same.
8575 (fix_trunctfsi2_internal): Same.
8577 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8580 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
8581 pass defines needed for version.c.
8583 2007-08-25 Joseph Myers <joseph@codesourcery.com>
8585 * configure.ac (--debug-prefix-map check): Change assembler
8586 version presumed to have feature to 2.18.
8587 * configure: Regenerate.
8589 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8591 * c-common.c (vector_types_convertible_p,
8592 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
8593 self_promoting_args_p): Constify.
8594 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
8595 c_promoting_integer_type_p, self_promoting_args_p,
8596 anon_aggr_type_p, vector_types_convertible_p): Likewise.
8597 * c-decl.c (anon_aggr_type_p): Likewise.
8598 * * c-dump.c (dump_stmt): Likewise.
8599 * c-objc-common.c (has_c_linkage): Likewise.
8600 * c-tree.h (same_translation_unit_p): Likewise.
8601 * c-typeck.c (null_pointer_constant_p,
8602 tagged_types_tu_compatible_p, function_types_compatible_p,
8603 type_lists_compatible_p, lvalue_or_else, lvalue_p,
8604 comptypes_internal, struct tagged_tu_seen_cache,
8605 same_translation_unit_p, alloc_tagged_tu_seen_cache,
8606 c_size_in_bytes): Likewise.
8607 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
8608 hash_ptr, eq_ptr): Likewise.
8609 * langhooks-def.h (lhd_decl_ok_for_sibcall,
8610 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
8611 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
8612 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
8614 * optabs.c (optab_for_tree_code): Likewise.
8615 * optabs.h (optab_for_tree_code): Likewise.
8616 * rtl.h (simplify_rtx): Likewise.
8617 * simplify-rtx.c (simplify_rtx): Likewise.
8618 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
8619 dump_flag, dump_node): Likewise.
8620 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
8621 queue_and_dump_type, dump_flag): Likewise.
8622 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
8623 * tree-pass.h (dump_node): Likewise.
8624 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
8625 supportable_narrowing_operation): Likewise.
8626 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
8627 supportable_narrowing_operation): Likewise.
8628 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
8629 is_negative_overflow_infinity, is_positive_overflow_infinity,
8630 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
8631 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
8632 update_value_range, add_equivalence, ssa_name_nonnegative_p,
8633 ssa_name_nonzero_p, fp_predicate): Likewise.
8634 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
8635 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
8636 ssa_name_nonnegative_p): Likewise.
8638 2007-08-25 Hans Kester <hans.kester@ellips.nl>
8640 * config.gcc : Add x86_64-elf target.
8642 2007-08-25 Jakub Jelinek <jakub@redhat.com>
8644 * expr.c (store_expr): Fix order of store_by_pieces arguments.
8646 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
8647 Nigel Stephens <nigel@mips.com>
8651 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
8652 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
8653 * expr.c (SET_BY_PIECES_P): Define.
8654 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
8655 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
8656 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
8658 * expr.h (SET_RATIO): Define.
8659 (can_store_by_pieces, store_by_pieces): Update prototypes.
8660 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
8661 can_store_by_pieces/store_by_pieces.
8662 (expand_builtin_memcpy_args): Likewise.
8663 (expand_builtin_strncpy): Likewise.
8664 (expand_builtin_memset_args): Likewise. Also remove special case
8665 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
8666 decide what to do instead.
8667 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
8668 to can_store_by_pieces.
8670 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
8671 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
8673 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
8674 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
8675 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
8676 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
8677 (STORE_BY_PIECES_P): Define.
8679 2007-08-24 Tom Tromey <tromey@redhat.com>
8681 * varpool.c (varpool_last_needed_node): Fix comment typo.
8682 * c-decl.c (duplicate_decls): Fix comment typo.
8683 (clone_underlying_type): Update comment.
8685 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8687 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
8688 alpha_in_small_data_p, alpha_split_complex_arg,
8689 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8691 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
8692 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
8694 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
8695 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8696 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
8697 * config/darwin.c (darwin_binds_local_p): Likewise.
8698 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
8700 * config/i386/i386-protos.h (i386_pe_binds_local_p,
8701 i386_pe_valid_dllimport_attribute_p): Likewise.
8702 * config/i386/i386.c (ix86_function_regparm,
8703 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
8704 x86_can_output_mi_thunk, ix86_mangle_type,
8705 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
8706 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
8707 i386_pe_binds_local_p): Likewise.
8708 * config/ia64/ia64.c
8709 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
8710 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
8711 ia64_invalid_conversion, ia64_invalid_unary_op,
8712 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8714 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
8715 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
8716 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8717 * config/mips/mips.c (mips_use_blocks_for_constant_p,
8718 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
8719 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8720 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
8721 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
8722 * config/pa/pa.c (pa_commutative_p): Likewise.
8723 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
8725 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
8726 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
8727 rs6000_use_blocks_for_constant_p,
8728 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
8729 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8730 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
8731 * config/s390/s390.c (s390_mangle_type,
8732 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
8734 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8735 th_in_small_data_p): Likewise.
8736 * config/sh/sh.c (sh_ms_bitfield_layout_p,
8737 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8739 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
8740 sparc_mangle_type): Likewise.
8741 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
8742 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
8743 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
8745 * hooks.c (hook_bool_mode_const_rtx_false,
8746 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 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8756 hook_bool_tree_hwi_hwi_tree_false,
8757 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
8758 hook_int_tree_tree_1, hook_constcharptr_tree_null,
8759 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
8760 hook_constcharptr_int_tree_null,
8761 hook_constcharptr_int_tree_tree_null): Delete.
8762 (default_can_output_mi_thunk_no_vcall): Constify.
8763 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8764 hook_bool_tree_hwi_hwi_tree_false,
8765 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
8766 hook_int_tree_tree_1, hook_constcharptr_tree_null,
8767 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
8768 hook_constcharptr_int_tree_null,
8769 hook_constcharptr_int_tree_tree_null): Delete.
8770 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
8771 hook_bool_const_tree_hwi_hwi_const_tree_false,
8772 hook_bool_const_tree_hwi_hwi_const_tree_true,
8773 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8774 hook_constcharptr_const_tree_null,
8775 hook_constcharptr_const_rtx_null,
8776 hook_constcharptr_const_tree_const_tree_null,
8777 hook_constcharptr_int_const_tree_null,
8778 hook_constcharptr_int_const_tree_const_tree_null): New.
8779 (default_can_output_mi_thunk_no_vcall): Constify.
8780 * integrate.c (function_attribute_inlinable_p): Likewise.
8781 * integrate.h (function_attribute_inlinable_p): Likewise.
8782 * jump.c (rtx_renumbered_equal_p): Likewise.
8783 * output.h (decl_readonly_section, categorize_decl_for_section,
8784 default_use_anchors_for_symbol_p, default_binds_local_p,
8785 default_binds_local_p_1): Likewise.
8786 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
8788 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8789 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
8790 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
8791 TARGET_COMP_TYPE_ATTRIBUTES,
8792 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
8793 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
8794 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
8795 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
8796 TARGET_DWARF_CALLING_CONVENTION): Likewise.
8797 * target.h (can_output_mi_thunk, needs_block_p,
8798 first_cycle_multipass_dfa_lookahead_guard_spec,
8799 vector_alignment_reachable, comp_type_attributes,
8800 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
8801 commutative_p, use_blocks_for_constant_p,
8802 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
8803 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
8804 invalid_within_doloop, valid_dllimport_attribute_p,
8805 split_complex_arg, invalid_arg_for_unprototyped_fn,
8806 invalid_conversion, invalid_unary_op, invalid_binary_op):
8808 * targhooks.c (default_invalid_within_doloop,
8809 hook_invalid_arg_for_unprototyped_fn,
8810 default_builtin_vector_alignment_reachable): Likewise.
8811 (hook_bool_rtx_commutative_p): Delete.
8812 (hook_bool_const_rtx_commutative_p): New.
8813 * targhooks.h (default_invalid_within_doloop,
8814 default_builtin_vector_alignment_reachable,
8815 hook_invalid_arg_for_unprototyped_fn): Constify.
8816 (hook_bool_rtx_commutative_p): Delete.
8817 (hook_bool_const_rtx_commutative_p): New.
8818 * varasm.c (bss_initializer_p, decl_default_tls_model,
8819 categorize_decl_for_section, decl_readonly_section,
8820 default_use_anchors_for_symbol_p, default_binds_local_p,
8821 default_binds_local_p_1): Constify.
8823 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8825 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8826 __NO_BUILTIN if -fno-builtin.
8828 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8830 * config/bfin/bfin.c (print_operand): Report error instead of
8831 ICE for wrong operand.
8833 2007-08-24 Michael Matz <matz@suse.de>
8835 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
8837 2007-08-24 Richard Guenther <rguenther@suse.de>
8840 * tree-ssa.c (useless_type_conversion_p): Split into a
8841 recursive and a non-recursive part.
8842 (useless_type_conversion_p_1): New function.
8843 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
8844 from maybe_fold_offset_to_reference is trivially convertible
8845 to the desired type before doing the simplification.
8847 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8849 * expr.c (store_expr): Optimize initialization of an array
8851 * expr.h (builtin_strncpy_read_str): New prototype.
8852 * builtins.c (builtin_strncpy_read_str): Remove prototype.
8855 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
8858 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
8859 field when initializing if_info structure.
8861 2007-08-24 Richard Guenther <rguenther@suse.de>
8863 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
8865 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
8866 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
8867 * tree-inline.c (inlinable_function_p): Fold in common parts of
8868 the cannot_inline_tree_fn langhook.
8869 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
8870 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
8871 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8872 cannot_inline_tree_fn langhook.
8873 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8874 cannot_inline_tree_fn member.
8876 2007-08-24 Richard Guenther <rguenther@suse.de>
8878 * expr.c (get_inner_reference): Do computation of bitoffset
8879 from offset in a way we can detect overflow reliably.
8881 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8883 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
8885 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8887 * config/bfin/bfin.opt (mfast-fp): Add.
8888 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
8889 libbffastfp override libgcc if -mfast-fp.
8890 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
8891 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
8892 (Blackfin Options): Document -mfast-fp.
8894 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8896 PR tree-optimization/32573
8898 * tree-data-ref.c (initialize_data_dependence_relation): Clear
8899 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
8900 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
8901 (build_classic_dist_vector): Return false rather than true if
8902 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
8903 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
8904 returned false. Don't call save_dist_v before calling
8905 build_classic_dist_vector_1.
8906 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
8907 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
8908 DDR_DIR_VECTS vectors.
8910 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
8912 * configure.ac (leb128): Modify sed statement to work with any
8913 binutils version string.
8914 * configure: Regenerate
8916 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8918 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
8919 Wrap in RTX_CODE macro guard.
8920 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
8921 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
8922 arm_mark_dllimport, arm_pe_encode_section_info,
8923 arm_pe_unique_section): Use ISO-C function declarations.
8924 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
8925 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
8926 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
8928 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
8929 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
8931 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
8933 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
8934 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
8935 (register_move_cost): Use ISO-C function declarations.
8936 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
8937 * config/score/score-protos.h (score_declare_object): Add
8939 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
8941 * final.c (profile_function): Avoid empty if-bodies.
8944 * calls.c (must_pass_in_stack_var_size,
8945 must_pass_in_stack_var_size_or_pad): Constify.
8946 * config/alpha/alpha-protos.h (function_value): Likewise.
8947 * config/alpha/alpha.c (alpha_return_in_memory,
8948 alpha_pass_by_reference, function_value,
8949 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
8950 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8952 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
8953 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8954 TARGET_PROMOTE_PROTOTYPES): Likewise.
8955 * config/arm/arm-protos.h (arm_return_in_memory,
8956 arm_pad_arg_upward, arm_function_value): Likewise.
8957 * config/arm/arm.c (arm_pass_by_reference,
8958 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
8959 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8960 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
8962 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8963 * config/avr/avr-protos.h (avr_function_value): Likewise.
8964 * config/avr/avr.c (avr_return_in_memory,
8965 gas_output_limited_string, gas_output_ascii, avr_function_value,
8966 avr_return_in_memory): Likewise.
8967 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
8968 * config/bfin/bfin.c (bfin_pass_by_reference,
8969 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
8970 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
8972 * config/cris/cris.c (cris_pass_by_reference,
8973 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
8974 * config/crx/crx.c (crx_return_in_memory): Likewise.
8975 * config/darwin.c (function_base, machopic_function_base_name):
8977 * config/fr30/fr30.c (fr30_must_pass_in_stack,
8978 TARGET_PROMOTE_PROTOTYPES): Likewise.
8979 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
8980 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
8981 * config/i386/i386-protos.h (ix86_return_in_memory,
8982 ix86_sol10_return_in_memory): Likewise.
8983 * config/i386/i386.c (ix86_function_value,
8984 ix86_function_sseregparm, ix86_must_pass_in_stack,
8985 type_natural_mode, classify_argument, examine_argument,
8986 construct_container, ix86_pass_by_reference, function_value_32,
8987 function_value_64, ix86_function_value_1, return_in_memory_32,
8988 return_in_memory_64, return_in_memory_ms_64,
8989 ix86_return_in_memory, ix86_sol10_return_in_memory,
8990 TARGET_PROMOTE_PROTOTYPES): Likewise.
8991 * config/ia64/ia64-protos.h (ia64_function_value,
8992 ia64_hpux_function_arg_padding): Likewise.
8993 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
8994 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
8995 ia64_hpux_function_arg_padding): Likewise.
8996 * config/iq2000/iq2000-protos.h (function_arg,
8997 iq2000_function_value): Likewise.
8998 * config/iq2000/iq2000.c (iq2000_return_in_memory,
8999 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
9000 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9001 function_arg, iq2000_function_value): Likewise.
9002 * config/m32c/m32c-protos.h (m32c_function_value,
9003 m32c_promote_function_return): Likewise.
9004 * config/m32c/m32c.c (m32c_pass_by_reference,
9005 m32c_promote_prototypes, m32c_promote_function_return,
9006 m32c_function_value): Likewise.
9007 * config/m32r/m32r.c (m32r_return_in_memory,
9008 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9009 m32r_in_small_data_p): Likewise.
9010 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
9012 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
9013 m68hc11_function_arg_padding): Likewise.
9014 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
9015 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
9016 m68k_function_value): Likewise.
9017 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
9018 mcore_function_value): Likewise.
9019 * config/mcore/mcore.c (handle_structs_in_regs,
9020 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9021 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9022 mcore_num_arg_regs, mcore_function_value): Likewise.
9023 * config/mips/mips-protos.h (mips_pad_arg_upward,
9024 mips_function_value): Likewise.
9025 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
9026 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
9027 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9028 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
9029 mips_function_value): Likewise.
9030 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
9032 * config/mmix/mmix.c (mmix_pass_by_reference,
9033 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
9034 mmix_encode_section_info): Likewise.
9035 * config/mn10300/mn10300-protos.h (mn10300_function_value):
9037 * config/mn10300/mn10300.c (mn10300_return_in_memory,
9038 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9039 mn10300_function_value): Likewise.
9040 * config/mt/mt-protos.h (mt_function_value): Likewise.
9041 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
9042 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
9043 * config/pa/pa-protos.h (function_arg_padding, function_value,
9044 pa_return_in_memory): Likewise.
9045 * config/pa/pa.c (pa_pass_by_reference,
9046 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9047 function_arg_padding, function_value, pa_return_in_memory):
9049 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
9050 * config/rs6000/rs6000-protos.h (rs6000_function_value,
9051 function_arg_padding): Likewise.
9052 * config/rs6000/rs6000.c (rs6000_return_in_memory,
9053 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
9054 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
9055 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9056 function_arg_padding, altivec_expand_dst_builtin,
9057 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
9058 altivec_init_builtins, rs6000_common_init_builtins,
9059 rs6000_function_value): Likewise.
9060 * s390/s390-protos.h (s390_function_value): Likewise.
9061 * config/s390/s390.c (s390_function_arg_size,
9062 s390_pass_by_reference, s390_return_in_memory,
9063 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9064 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
9065 * config/score/score-protos.h (score_function_value): Likewise.
9066 * config/score/score.c (score_arg_partial_bytes,
9067 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9068 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
9069 score_pass_by_reference, score_add_offset, score_function_value):
9071 * config/sh/sh-protos.h (sh_attr_renesas_p,
9072 sh_promote_prototypes): Likewise.
9073 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
9074 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
9075 sh_attr_renesas_p): Likewise.
9076 * config/sparc/sparc-protos.h (function_value,
9077 function_arg_padding): Likewise.
9078 * config/sparc/sparc.c (sparc_promote_prototypes,
9079 sparc_return_in_memory, sparc_pass_by_reference,
9080 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9081 function_arg_record_value_2, function_arg_record_value_1,
9082 function_arg_record_value, function_arg_record_value,
9083 function_arg_padding, function_value): Likewise.
9084 * config/spu/spu-protos.h (spu_function_value): Likewise.
9085 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
9086 spu_function_value): Likewise.
9087 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
9089 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
9090 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9091 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9093 * config/v850/v850.c (v850_return_in_memory,
9094 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
9095 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
9096 * config/xtensa/xtensa.c (xtensa_return_in_msb,
9097 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9098 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9100 * explow.c (promote_mode, hard_function_value): Likewise.
9101 * expr.h (hard_function_value, promote_mode): Likewise.
9102 * function.c (aggregate_value_p): Likewise.
9103 * hooks.c (hook_bool_const_tree_true): New.
9104 * hooks.h (hook_bool_const_tree_true): New.
9105 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
9106 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9107 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9108 TARGET_RETURN_IN_MSB): Likewise.
9109 * target.h (promote_function_args, promote_function_return,
9110 promote_prototypes, return_in_memory, return_in_msb,
9111 pass_by_reference, must_pass_in_stack, callee_copies,
9112 function_value): Likewise.
9113 * targhooks.c (default_return_in_memory,
9114 hook_pass_by_reference_must_pass_in_stack,
9115 hook_callee_copies_named,
9116 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9117 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9118 default_function_value): Likewise.
9119 * targhooks.h (default_return_in_memory,
9120 hook_pass_by_reference_must_pass_in_stack,
9121 hook_callee_copies_named,
9122 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9123 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9124 default_function_value): Likewise.
9125 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
9126 (equiv_class_label_hash, equiv_class_label_eq): Constify.
9127 * tree-vectorizer.c (bb_in_loop_p): Likewise.
9128 * tree.c (needs_to_live_in_memory): Likewise.
9129 * tree.h (struct tree_type, needs_to_live_in_memory,
9130 aggregate_value_p, must_pass_in_stack_var_size,
9131 must_pass_in_stack_var_size_or_pad): Likewise.
9132 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
9133 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
9134 lookup_filename): Likewise.
9136 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9139 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
9140 fake fcomi i387 instruction for !TARGET_CMOVE.
9141 (ix86_expand_branch): Expand natural sequence with one jump for
9142 all targets, not only TARGET_CMOVE.
9143 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
9144 pattern to implement fake fcomi sequence. Split instruction after
9145 reload to correct compare sequences.
9146 (*cmpfp_xf_cc): Ditto.
9147 (*cmpfp_<mode>_cc): Ditto.
9148 (*cmpfp_u_cc): Ditto.
9149 (*cmpfp_<mode>_cc): Ditto.
9151 2007-08-23 Richard Guenther <rguenther@suse.de>
9153 * tree-pretty-print.c (dump_generic_node): Annotate
9154 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
9156 2007-08-23 Richard Guenther <rguenther@suse.de>
9158 * builtins.c (expand_builtin_mathfn): Wrap argument in
9159 save_expr directly instead of re-building the call.
9160 (expand_builtin_mathfn_2): Likewise.
9161 (expand_builtin_mathfn_3): Likewise.
9162 (expand_builtin_interclass_mathfn): Likewise.
9163 (expand_builtin_int_roundingfn): Set arg.
9164 (expand_builtin_int_roundingfn_2): Likewise.
9166 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
9168 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
9169 *sse_nand<mode>3, *sse_xor<mode>3): New.
9171 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9173 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
9174 * config/i386/i386.c (print_operand): Handle ';' code. Output
9175 semicolon for TARGET_MACHO.
9176 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
9177 emit semicolon after 'lock' prefix.
9178 (sync_double_compare_and_swap<mode>): Ditto.
9179 (*sync_double_compare_and_swapdi_pic): Ditto.
9180 (*sync_compare_and_swap_cc<mode>): Ditto.
9181 (sync_double_compare_and_swap_cc<mode>): Ditto.
9182 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9183 (sync_old_add<mode>): Ditto.
9184 (sync_add<mode>): Ditto.
9185 (sync_sub<mode>): Ditto.
9186 (sync_ior<mode>): Ditto.
9187 (sync_and<mode>): Ditto.
9188 (sync_xor<mode>): Ditto.
9190 2007-08-22 Chao-ying Fu <fu@mips.com>
9192 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
9194 (copy_rtx): Handle CONST_FIXED.
9195 (rtx_equal_p): Likewise.
9196 * rtl.h (fixed_value.h): New include.
9197 (rtx_def): Add a new field of fixed_value to u.
9198 (XCNMPFV): Define for accessing fixed_value.
9199 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
9201 * rtl.def (CONST_FIXED): New constant.
9202 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
9203 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
9204 US_ASHIFT): New codes.
9205 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
9206 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
9207 unsigned_fract_convert, unsigned_sat_fract): Document them.
9208 * varasm.c (assemble_integer): Extend to support fixed-point constants
9209 by using different machine classes.
9210 (decode_addr_const): Handle FIXED_CST.
9211 (const_hash_1): Likewise.
9212 (compare_constant): Likewise.
9213 (copy_constant): Likewise.
9214 (const_rtx_hash_1): Handle CONST_FIXED.
9215 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9216 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9218 (initializer_constant_valid_p): Handle FIXED_CST.
9219 (output_constant): Support FIXED_POINT_TYPE.
9220 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
9221 * cse.c (hash_rtx): Support CONST_FIXED.
9222 (exp_equiv_p): Likewise.
9223 (cannon_reg): Likewise.
9224 (fold_rtx): Likewise.
9225 (equiv_constant): Likewise.
9226 (cse_process_notes_1): Likewise.
9227 (count_reg_usage): Likewise.
9228 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
9229 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
9230 (wrap_constant): Check CONST_FIXED.
9231 (cselib_hash_rtx): Support CONST_FIXED.
9232 (cselib_subst_to_values): Likewise.
9233 * df-scan.c (df_uses_record): Likewise.
9234 * gcse.c (want_to_gcse_p): Likewise.
9235 (oprs_unchanged_p): Likewise.
9236 (oprs_not_set_p): Likewise.
9237 (compute_transp): Likewise.
9238 (extract_mentioned_regs_helper): Likewise.
9239 * genemit.c (gen_exp): Likewise.
9240 * local-alloc.c (equiv_init_varies_p): Likewise.
9241 (contains_replace_regs): Likewise.
9242 (memref_referenced_p): Likewise.
9243 * loop-invariant.c (check_maybe_invariant): Likewise.
9244 (hash_invariant_expr_1): Likewise.
9245 (invariant_expr_equal_p): Likewise.
9246 * postreload-gcse.c (oprs_unchanged_p): Likewise.
9247 * regclass.c (reg_scan_mark_refs): Likewise.
9248 * regrename.c (scan_rtx): Likewise.
9249 * resource.c (mark_referenced_resources): Likewise.
9250 (mark_set_resources): Likewise.
9251 * rtlanal.c (rtx_unstable_p): Likewise.
9252 (rtx_varies_p): Likewise.
9253 (count_occurrences): Likewise.
9254 (reg_mentioned_p): Likewise.
9255 (modified_between_p): Likewise.
9256 (modified_in_p): Likewise.
9257 (volatile_insn_p): Likewise.
9258 (volatile_refs_p): Likewise.
9259 (side_effects_p): Likewise.
9260 (may_trap_p_1): Likewise.
9261 (inequality_comparisons_p): Likewise.
9262 (computed_jump_p_1): Likewise.
9263 (commutative_operand_precedence): Likewise.
9264 * sched-deps.c (sched_analyze_2): Likewise.
9265 * sched-vis.c (print_value): Likewise.
9266 * reload.c (operands_match_p): Likewise.
9267 (subst_reg_equivs): Likewise.
9268 * reload1.c (eliminate_regs_1): Likewise.
9269 (elimination_effects): Likewise.
9270 (scan_paradoxical_subregs): Likewise.
9271 * alias.c (rtx_equal_for_memref_p): Likewise.
9272 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
9273 * emit-rtl.c (const_fixed_htab): New hash table.
9274 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
9276 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
9277 const_fixed_from_fixed_value): New functions.
9278 (verify_rtx_sharing): Handle CONST_FIXED.
9279 (copy_rtx_if_shared_1): Likewise.
9280 (reset_used_flags): Likewise.
9281 (set_used_flags): Likewise.
9282 (copy_insn_1): Likewise.
9283 (init_emit_once): Create const_fixed_htab.
9284 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
9286 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
9288 PR tree-optimization/32949
9289 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
9290 before failing for ivs with non-constant step.
9292 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
9294 * doc/md.texi (Iterators): Renamed from Macros. All contents
9295 changed to reflect rename of respectively define_code_macro and
9296 define_mode_macro to define_code_iterator and define_mode_iterator.
9297 (Mode Iterators, Code Iterators): Similar.
9298 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
9299 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
9300 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
9301 (initialize_iterators, find_iterator, check_code_iterator)
9302 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
9303 (read_mapping, read_rtx_1): Similar.
9304 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
9305 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
9306 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
9307 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
9308 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
9309 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
9310 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
9311 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
9312 config/rs6000/sync.md, config/rs6000/rs6000.md,
9313 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
9314 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
9315 config/vax/vax.md, config/bfin/bfin.md: Similar.
9317 2007-08-22 David Daney <ddaney@avtrex.com>
9319 * doc/install.texi (Testing): Mention testing on a simulator.
9321 2007-08-22 Janis Johnson <janis187@us.ibm.com>
9323 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
9325 * doc/libgcc.texi (Decimal float library routines): Fix formatting
9326 and rearrange floating point conversion functions into different
9329 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9331 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
9332 dfa_post_advance_cycle): New scheduler hooks.
9333 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
9334 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
9336 (TARGET_SCHED): Use them.
9337 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
9338 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
9339 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
9341 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
9342 function to facilitate debugging.
9343 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
9344 (output_insn_has_dfa_reservation_p): New static function to output
9345 insn_has_dfa_reservation_p ().
9346 (write_automata): Use it.
9347 * genattr.c (main): Output declaration for
9348 insn_has_dfa_reservation_p ().
9350 2007-08-22 Christian Bruel <christian.bruel@st.com>
9351 Richard Guenther <rguenther@suse.de>
9353 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
9354 * simplify_rtx (simplify_binary_operation_1): Likewise.
9356 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
9358 PR rtl-optimization/32557
9359 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
9360 of REGNO (mws->mw_reg).
9362 2007-08-22 Richard Guenther <rguenther@suse.de>
9365 * builtins.c (expand_builtin_int_roundingfn): Replace call
9366 argument wrapped with SAVE_EXPR directly.
9367 (expand_builtin_int_roundingfn_2): Likewise.
9369 2007-08-22 Richard Guenther <rguenther@suse.de>
9371 * tree-inline.c (inlinable_function_p): Restore disregarding
9372 inline limits for GNU extern inline functions.
9374 2007-08-22 Richard Guenther <rguenther@suse.de>
9377 * tree.c (host_integerp): Treat sizetype as signed as it is
9380 2007-08-21 Ian Lance Taylor <iant@google.com>
9382 PR tree-optimization/33134
9383 * tree-vrp.c (adjust_range_with_scev): Call
9384 set_value_range_to_value.
9386 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
9388 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
9391 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
9393 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
9396 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
9398 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
9399 cases to set eight bytes at a time.
9400 (expand_block_move): Likewise.
9402 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9405 * dwarf2out.c (gen_decl_die): Don't call
9406 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
9408 2007-08-21 Paul Brook <paul@codesourcery.com>
9409 Nathan Sidwell <nathan@codesourcery.com>
9410 Mark Mitchell <mark@codesourcery.com>
9411 Joseph Myers <joseph@codesourcery.com>
9413 * configure.ac: Add --with-pkgversion and --with-bugurl.
9414 * configure: Regenerate.
9415 * doc/install.texi: Document them.
9416 * version.c (version_string): Remove VERSUFFIX.
9417 (VERSUFFIX): Remove.
9418 (pkgversion_string): New.
9419 (bug_report_url): Do not hard-code initializer.
9420 * version.h (pkgversion_string): Declare.
9421 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
9423 (version.o): Define PKGVERSION and BUGURL.
9424 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
9425 (%.pod): Define BUGURL.
9426 * gcc.c (process_command, main): Use pkgversion_string.
9427 * toplev.c (compile_file, print_version): Likewise.
9428 * protoize.c (main): Likewise.
9429 * gcov.c (print_version): Likewise. Update copyright date.
9430 * gcov-dump.c (print_version): Likewise. Update copyright date.
9431 * mips-tdump.c (main): Likewise. Update copyright date.
9432 * mips-tfile.c (main): Likewise. Update copyright date.
9433 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
9434 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
9435 shorten description.
9436 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
9437 * doc/gccint.texi: Likewise.
9438 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
9439 Update copyright date.
9441 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
9443 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
9444 (ix86_expand_strlensi_unroll_1): Ditto.
9445 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
9446 (ix86_expand_carry_flag_compare): Update comment.
9448 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9451 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
9452 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
9454 2007-08-21 Richard Guenther <rguenther@suse.de>
9456 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
9458 2007-08-21 Richard Guenther <rguenther@suse.de>
9461 * fold-const.c (fold_binary): Remove index +p PTR folding.
9462 Fix types of POINTER_PLUS_EXPR generated by folding of
9465 2007-08-20 Chao-ying Fu <fu@mips.com>
9467 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
9468 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
9469 RID_ONEWAY, so that it can be checked in declspecs_add_type.
9470 (c_common_fixed_point_type_for_size): Declare.
9471 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
9472 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
9473 (c_token_starts_declspecs): Likewise.
9474 (c_parser_declspecs): Likewise.
9475 (c_parser_attributes): Likewise.
9476 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
9477 (c_declspecs): Add saturating_p.
9478 * c-decl.c (build_null_declspecs): Initialize saturating_p.
9479 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
9480 _Sat. Handle RID_SAT.
9481 Avoid using void, bool, char, int, float, double, _Decimal32,
9482 _Decimal64, _Decimal128, and complex with _Sat.
9483 Handle RID_FRACT and RID_ACCUM.
9484 Make sure _Sat is used with _Fract or _Accum.
9485 (finish_declspecs): Handle cts_fract and cts_accum.
9486 * c-common.c (fixed-value.h): New include.
9487 (constant_expression_warning): Handle FIXED_CST.
9488 (overflow_warning): Likewise.
9489 (warnings_for_convert_and_check): Likewise.
9490 (c_common_fixed_point_type_for_size): New.
9491 (c_common_type_for_mode): Handle fixed-point modes to
9492 return various saturating/non-saturating, signed/unsigned types.
9493 (c_common_signed_or_unsigned_type): Support fixed-point types.
9494 (shorten_compare): Check fixed-point zero.
9495 Handle FIXED_POINT_TYPE.
9496 (c_common_truthvalue_conversion): Handle FIXED_CST.
9497 Handle FIXED_POINT_TYPE.
9498 (c_common_nodes_and_builtins): Record builtin types for fixed-point
9500 (handle_mode_attribute): Handle fixed-point modes. Need to check
9501 if the signness of base type and fixed-point modes are consistent.
9502 (handle_vector_size_attribute): Handle fixed-point modes.
9503 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
9504 (warn_for_div_by_zero): Check fixed-point zero.
9505 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
9506 a common fixed-point type based on fbit, ibit, sign, and saturation.
9507 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
9508 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
9509 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
9510 (convert_for_assignment): Support FIXED_POINT_TYPE.
9511 (digest_init): Handle FIXED_POINT_TYPE.
9512 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
9513 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
9514 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
9515 GE_EXPR, LT_EXPR, GT_EXPR.
9516 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
9517 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
9518 * target.h (gcc_target): Add fixed_point_supported_p.
9519 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
9520 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
9521 (default_fixed_point_supported_p): Define.
9522 * targhooks.h (default_fixed_point_supported_p): Declare.
9523 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
9524 * doc/install.texi (Configuration): Add --enable-fixed-point.
9525 * configure.ac (--enable-fixed-point): New to enable fixed-point
9526 arithmetic extension to C. For mips targets, we enable it by default.
9527 * configure, config.in: Regenerate.
9529 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
9531 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
9533 2007-08-20 David Edelsohn <edelsohn@gnu.org>
9535 * dwarf2out.c (text_section_used): Move declaration outside ifdef
9536 DWARF2_DEBUGGING_INFO.
9537 (cold_text_section_used): Same.
9538 (cold_text_section): Same.
9540 2007-08-20 Richard Guenther <rguenther@suse.de>
9542 * c-typeck.c (convert_for_assignment): Use the type of
9543 the member for the initialization.
9545 2007-08-20 Richard Guenther <rguenther@suse.de>
9547 * c-objc-common.c (c_disregard_inline_limits): Remove.
9548 * c-objc-common.h (c_disregard_inline_limits): Likewise.
9549 * cgraphunit.c (cgraph_process_new_functions): Call
9550 disregard_inline_limits_p.
9551 (cgraph_preserve_function_body_p): Likewise.
9552 * ipa-inline.c (compute_inline_parameters): Likewise.
9553 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
9555 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
9556 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9557 disregard_inline_limits langhook.
9558 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
9560 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9561 disregard_inline_limits langhook.
9562 * tree-inline.c (disregard_inline_limits_p): New function.
9563 * tree-inline.h (disregard_inline_limits_p): Declare.
9565 2007-08-20 Richard Guenther <rguenther@suse.de>
9567 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
9568 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
9569 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9570 auto_var_in_fn_p langhook.
9571 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
9573 * tree.c (auto_var_in_fn_p): ... here.
9574 (find_var_from_fn): Call auto_var_in_fn_p directly.
9575 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9576 auto_var_in_fn_p langhook.
9577 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
9578 (copy_body_r): Likewise.
9579 (self_inlining_addr_expr): Likewise.
9580 * tree.h (auto_var_in_fn_p): Declare.
9582 2007-08-20 Richard Guenther <rguenther@suse.de>
9584 * tree.c (WALK_SUBTREE): Call walk_tree_1.
9585 (walk_type_fields): Take lh parameter.
9586 (walk_tree): Rename to ...
9587 (walk_tree_1): ... this. Do not call the walk_subtrees
9588 langhook but the now passed callback. Pass lh on recursion.
9589 (walk_tree_without_duplicates): Rename to ...
9590 (walk_tree_without_duplicates_1): ... this. Take lh parameter
9591 and call walk_tree_1.
9592 * tree.h (walk_tree_lh): New typedef.
9593 (walk_tree_1): Declare.
9594 (walk_tree_without_duplicates_1): Likewise.
9595 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
9596 (walk_tree_without_duplicates): New define to
9597 walk_tree_without_duplicates_1 with NULL lh parameter.
9598 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
9599 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
9601 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
9602 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
9603 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
9606 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9609 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
9610 code in front of the compacting of basic blocks.
9611 Move the folding of statements inbetween the cgraph checking
9612 and compacting of basic blocks.
9614 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9615 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9618 * config/alpha/alpha.c (va_list_skip_additions): Check for
9619 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
9620 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
9621 PLUS_EXPR when checking ap.__base.
9622 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
9623 when doing addition on pointer types. Use size_int instead of
9625 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
9626 ptr_type in the second operand.
9628 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9631 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
9633 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9636 * cfgexpand.c (expand_one_register_var): Mark pointer
9637 DECL_ARTIFICIAL as REG_POINTER also.
9638 * stmt.c (expand_decl): Likewise.
9640 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
9647 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
9648 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
9649 on_worklist argument and avoid adding things to worklist multiple
9651 (add_to_worklist): Ditto.
9652 (mark_aliases_call_clobbered): Mark entire structure clobbered if
9653 single SFT is clobbered.
9654 (set_initial_properties): Ditto.
9655 (compute_call_clobbered): Update for changes to function
9657 (create_overlap_variables_for): Always create SFT for offset 0.
9658 (create_structure_vars): Handle PHI's, since we are in SSA form at
9660 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
9661 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
9663 (add_vars_for_offset): Figure out aliases from access + points-to.
9664 (add_virtual_operand): Use add_vars-for_offset.
9665 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
9666 (add_call_clobber_ops): Remove makes_clobbering_call set.
9667 (get_expr_operands): Always pass through the INDIRECT_REF
9669 * tree-ssa-structalias.c (struct constraint_graph): Remove
9671 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
9672 address_taken, pt_used, number_incoming.
9673 (FIRST_ADDR_NODE): Removed.
9674 (merge_graph_nodes): Remove broken code for the moment.
9675 (init_graph): New function.
9676 (build_pred_graph): Remove code to init_graph.
9677 Add location equivalence support.
9678 (struct scc_info): Rename roots to deleted.
9680 (init_scc_info): Ditto
9681 (init_topo_info): Use graph->size.
9682 (compute_topo_order): Ditto.
9683 (do_da_constraint): Removed.
9684 (do_sd_constraint): Remove calls to find().
9685 set_union_with_increment should always get 0 as last arg here.
9686 (do_complex_constraint): Replace do_da_constraint with assert.
9688 (struct equiv_class_label): New.
9689 (pointer_equiv_class_table): Ditto.
9690 (location_equiv_class_table): Ditto.
9691 (equiv_class_label_hash): Ditto.
9692 (equiv_class_label_eq): Ditto
9693 (equiv_class_lookup): Ditto.
9694 (equiv_class_ladd): Ditto.
9695 (pointer_equiv_class): Ditto.
9696 (location_equiv_class): Ditto.
9697 (condense_visit): Rename and rewrite from label_visit to do only
9698 SCC related stuff for HU.
9699 (label_visit): Do HU work for HU.
9700 (perform_var_substitution): Update to do HU and location
9702 (free_var_substitution_info): Update to free HU and location
9703 equivalence structures. */
9704 (find_equivalent_node): Update for pointer but not location
9706 (unite_pointer_equivalences): New function.
9707 (move_complex_constraints): Rewrite to only do moving.
9708 (rewrite_constraints): Split out of move_complex_constraints.
9709 (solve_graph): Use graph->size.
9710 (process_constraint_1): Add from_call argument, use it.
9711 Split *a = &b into two constraints.
9712 (process_constraint): Use new process_constraint_1.
9713 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
9714 (get_constraint_for): Handle non-pointer integers properly.
9715 Remove code that used to handle structures.
9716 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
9717 with unknown addends.
9718 (handle_rhs_call): New function.
9719 (find_func_aliases): Use handle_rhs_call.
9720 (set_uids_in_ptset): Add an assert.
9721 (set_used_smts): Fix bug in not considering unified vars.
9722 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
9723 (compute_points_to_sets): Update for other function changes.
9724 (delete_points_to_sets): Ditto.
9725 (ipa_pta_execute): Ditto.
9726 (pass_ipa_pta): We need to update SSA after ipa_pta.
9728 2007-08-19 Jan Hubicka <jh@suse.cz>
9730 * i386.md: Replace "rim" and "mri" constraints by "g".
9732 2007-08-19 Joseph Myers <joseph@codesourcery.com>
9734 * dwarf2out.c (text_section_used, cold_text_section_used,
9735 cold_text_section, dwarf2out_note_section_used): New.
9736 (dwarf2out_init): Initialize cold_text_section.
9737 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
9738 dwarf2out_note_section_used.
9739 (size_of_aranges): Only count entry for text section if it was
9740 used. Count entry for cold text section if it was used.
9741 (output_aranges): Only output entries for text section and cold
9742 text section if they were used.
9744 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9746 * tree-pretty-print.c (debug_generic_expr): Add a comment about
9748 (debug_generic_stmt): Likewise.
9749 (debug_tree_chain): Likewise.
9751 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
9753 * tree-data-refs.c (split_constant_offset): Expose.
9754 * tree-data-refs.h (split_constant_offset): Add declaration.
9756 * tree-vectorizer.h (dr_alignment_support): Renamed
9757 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
9758 Added a new value dr_explicit_realign.
9759 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
9760 dr_offset, dr_step, and dr_aligned_to, along with new access
9761 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
9762 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
9763 STMT_VINFO_DR_ALIGNED_TO.
9765 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
9767 In case of outer-loop vectorization with non-fixed misalignment - use
9768 the dr_explicit_realign scheme instead of the optimized realignment
9770 (new_stmt_vec_info): Initialize new fields.
9772 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
9773 'nested_in_vect_loop' case. Change verbosity level.
9774 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
9775 Don't fail on zero step in the outer-loop for loads.
9776 (vect_analyze_data_refs): Call split_constant_offset to calculate
9777 base, offset and init relative to the outer-loop.
9779 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
9780 BSI function argument with a new function argument - at_loop.
9781 Simplify the condition that determines STEP. Takes additional argument
9782 INV_P. Support outer-loop vectorization (handle the
9783 nested_in_vect_loop case), including zero step in the outer-loop. Call
9784 vect_create_addr_base_for_vector_ref with additional argument.
9785 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
9786 Updated function documentation. Handle the 'nested_in_vect_loop' case.
9787 Fixed and simplified calculation of step.
9788 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
9789 of bsi, and with additional argument. Call bump_vector_ptr with
9790 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
9791 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
9792 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
9793 when the realignment setup needs to take place inside the loop.
9794 Support the dr_explicit_realign scheme. Allow generating the optimized
9795 realignment scheme for outer-loop vectorization. Added documentation.
9796 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
9797 the 'nested_in_vect_loop' case, including loads that are invariant in
9798 the outer-loop and the realignment schemes. Handle the case when the
9799 realignment setup needs to take place inside the loop. Call
9800 vect_setup_realignment with additional arguments. Call
9801 vect_create_data_ref_ptr with additional argument and with loop instead
9802 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
9803 (vect_gen_niters_for_prolog_loop): Call
9804 vect_create_addr_base_for_vector_ref with additional arguments.
9805 (vect_create_cond_for_align_checks): Likewise.
9806 (bump_vector_ptr): Updated to support the new dr_explicit_realign
9807 scheme: takes additional argument bump; argument ptr_incr is now
9808 optional; updated documentation.
9809 (vect_init_vector): Takes additional argument (bsi). Use it, if
9810 available, to insert the vector initialization.
9811 (get_initial_def_for_induction): Pass additional argument in call to
9813 (vect_get_vec_def_for_operand): Likewise.
9814 (vect_setup_realignment): Likewise.
9815 (vectorizable_load): Likewise.
9817 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
9819 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
9820 as argument instead of struct loop.
9821 (nested_in_vect_loop_p): New function.
9822 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
9824 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
9825 from other phis in the loop.
9826 (destroy_loop_vec_info): Add additional argument to declaration.
9828 * tree-vectorizer.c (supportable_widening_operation): Also check if
9829 nested_in_vect_loop_p (don't allow changing the order in this case).
9830 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
9831 of struct loop. Call nested_in_vect_loop_p and don't require
9832 flag_unsafe_math_optimizations if it returns true.
9833 (new_stmt_vec_info): When setting def_type for phis differentiate
9834 loop-header phis from other phis.
9835 (bb_in_loop_p): New function.
9836 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
9837 just update their loop_vinfo. Order of BB traversal now matters -
9838 call dfs_enumerate_from with bb_in_loop_p.
9839 (destroy_loop_vec_info): Takes additional argument to control whether
9840 stmt_vinfo of the loop stmts should be destroyed as well.
9841 (vect_is_simple_reduction): Allow the "non-reduction" use of a
9842 reduction stmt to be defines by a non loop-header phi.
9843 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
9845 * tree-vect-transform.c (vectorizable_reduction): Call
9846 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
9847 (vectorizable_call): Likewise.
9848 (vectorizable_conversion): Likewise.
9849 (vectorizable_operation): Likewise.
9850 (vectorizable_type_promotion): Likewise.
9851 (vectorizable_type_demotion): Likewise.
9852 (vectorizable_store): Likewise.
9853 (vectorizable_live_operation): Likewise.
9854 (vectorizable_reduction): Likewise. Also pass loop_info to
9855 vect_is_simple_reduction instead of loop.
9856 (vect_init_vector): Call nested_in_vect_loop_p.
9857 (get_initial_def_for_reduction): Likewise.
9858 (vect_create_epilog_for_reduction): Likewise.
9859 (vect_init_vector): Check which loop to work with, in case there's an
9861 (get_initial_def_for_inducion): Extend to handle outer-loop
9862 vectorization. Fix indentation.
9863 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
9864 In the case vect_induction_def get the vector def from the induction
9865 phi node, instead of calling get_initial_def_for_inducion.
9866 (get_initial_def_for_reduction): Extend to handle outer-loop
9868 (vect_create_epilog_for_reduction): Extend to handle outer-loop
9870 (vect_transform_loop): Change assert to just skip this case. Add a
9872 (vect_finish_stmt_generation): Add a couple asserts.
9874 (vect_estimate_min_profitable_iters): Multiply
9875 cost of inner-loop stmts (in outer-loop vectorization) by estimated
9877 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
9878 this is an inner-loop reduction in outer-loop vectorization.
9880 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
9881 Same code as what used to be vect_analyze_scalar_cycles, only with
9882 additional argument loop, and loop_info passed to
9883 vect_is_simple_reduction instead of loop.
9884 (vect_analyze_scalar_cycles): Code factored out into
9885 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
9886 Updated documentation.
9887 (analyze_operations): Check for inner-loop loop-closed exit-phis during
9888 outer-loop vectorization that are live or not used in the outerloop,
9889 cause this requires special handling.
9890 (vect_enhance_data_refs_alignment): Don't consider versioning for
9892 (vect_analyze_data_refs): Check that there are no datarefs in the
9894 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
9895 and vect_used_in_outer_by_reduction cases.
9896 (process_use): Also consider the case of outer-loop stmt defining an
9897 inner-loop stmt and vice versa.
9898 (vect_analyze_loop_1): New function.
9899 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
9900 loops. Call vect_analyze_loop_1.
9901 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
9902 been vectorized. Call destroy_loop_vec_info with additional argument.
9904 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
9905 in the inner-loop when doing outer-loop vectorization. Add
9906 documentation and printout.
9907 (vect_recog_dot_prod_pattern): Likewise. Also add check for
9908 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
9910 2007-08-18 Andrew Pinski <pinskia@gmail.com>
9912 * tree-affine.h (print_aff): New prototype.
9913 (debug_aff): Likewise.
9914 * tree-affine.c (print_aff): New function.
9915 (debug_aff): Likewise.
9917 2007-08-18 Paul Brook <paul@codesourcery.com>
9918 Joseph Myers <joseph@codesourcery.com>
9920 * common.opt (-fdebug-prefix-map=): New option.
9921 * opts.c: Include debug.h.
9922 (common_handle_option): Handle -fdebug-prefix-map.
9923 * final.c: Include ggc.h.
9924 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
9925 remap_debug_filename): New.
9926 * Makefile.in (final.o, opts.o): Update dependencies.
9927 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
9928 * configure.ac: Check for assembler --debug-prefix-map support.
9929 * configure, config.in: Regenerate.
9930 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
9931 (ASM_DEBUG_SPEC): Include ASM_MAP.
9932 * doc/install.texi (--with-debug-prefix-map): Document.
9933 * doc/invoke.texi (-fdebug-prefix-map): Document.
9934 * dbxout.c (dbxout_init, dbxout_start_source_file,
9935 dbxout_source_file): Call remap_debug_filename.
9936 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
9937 dwarf2out_start_source_file, dwarf2out_finish): Call
9938 remap_debug_filename.
9939 (file_table_relative_p): Do not check d->emitted_number.
9940 * toplev.c (output_file_directive): Call remap_debug_filename.
9941 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
9942 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
9944 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9946 * loop-invariant.c (find_invariants_to_move): Add missing macro
9949 2007-08-17 Tom Tromey <tromey@redhat.com>
9951 * tree.h (struct tree_label_decl): Removed old "java" fields.
9953 2007-08-17 Richard Sandiford <richard@codesourcery.com>
9954 Nigel Stephens <nigel@mips.com>
9956 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
9957 Treat -mno-data-in-code and -mcode-xonly as aliases for
9958 -mcode-readable=no and -mcode-readable=pcrel respectively.
9959 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
9960 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
9961 (MULTILIB_DIRNAMES): Update accordingly.
9963 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
9965 * Makefile.in (version.o): Depend on $(REVISION) only if
9966 REVISION_s is defined.
9968 2007-08-17 Sa Liu <saliu@de.ibm.com>
9969 Ulrich Weigand <uweigand@de.ibm.com>
9972 * tree.c (reconstruct_complex_type): For a pointer to a vector,
9973 use build_qualified_type to retain qualifiers of the base type.
9975 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
9977 * config/score/score.md : Update pattern tablejump.
9978 * config/score/score.c : Update score_initialize_trampoline
9980 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
9981 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
9982 * doc/contrib.texi: Add my entry.
9984 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
9986 * Makefile.in (REVISION): New.
9989 (version.o): Also depend on $(REVISION). Add
9990 -DREVISION=$(REVISION_s).
9992 * version.c (version_string): Add REVISION.
9994 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
9996 * tree-eh.c (lower_try_finally_onedest): Reset the locus
9997 of GOTO that's relocated to a different block.
9999 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10001 * c-common.c (const_strip_array_types): New.
10002 * c-common.h (lang_missing_noreturn_ok_p): Delete.
10003 (const_strip_array_types): New.
10004 * c-objc-common.c (c_disregard_inline_limits,
10005 c_warn_unused_global_decl): Constify.
10006 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
10007 c_vla_type_p, c_incomplete_type_error): Likewise.
10008 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
10009 * hooks.c (hook_bool_const_tree_false): New.
10010 * hooks.h (hook_bool_const_tree_false): Likewise.
10011 * langhooks-def.h (lhd_warn_unused_global_decl,
10012 lhd_incomplete_type_error, lhd_expr_size,
10013 lhd_tree_inlining_disregard_inline_limits,
10014 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10015 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
10016 * langhooks.c (lhd_warn_unused_global_decl,
10017 lhd_incomplete_type_error,
10018 lhd_tree_inlining_disregard_inline_limits,
10019 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10020 lhd_expr_size): Likewise.
10021 * langhooks.h (lang_hooks_for_tree_inlining,
10022 lang_hooks_for_tree_dump, lang_hooks_for_types,
10023 lang_hooks_for_decls, lang_hooks): Likewise.
10024 * pointer-set.c (pointer_set_t, pointer_set_create,
10025 pointer_set_contains, insert_aux, pointer_set_insert,
10026 pointer_set_traverse, pointer_map_t, pointer_map_create,
10027 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
10029 * pointer-set.h (pointer_set_contains, pointer_set_insert,
10030 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
10031 pointer_map_traverse): Likewise.
10032 * predict.c (assert_is_empty): Likewise.
10033 * tree-affine.c (free_name_expansion): Likewise.
10034 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
10035 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
10036 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
10038 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
10040 * tree-vectorizer.c (new_loop_vec_info): Initialize new
10042 (destroy_loop_vec_info): Add call to VEC_free.
10043 * tree-vectorizer.h (may_alias_ddrs): Define.
10044 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
10045 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
10046 Change reporting to dump.
10047 (vect_is_duplicate_ddr): New.
10048 (vect_mark_for_runtime_alias_test): New.
10049 (vect_analyze_data_ref_dependences) Add call to
10050 vect_mark_for_runtime_alias_test.
10051 (vect_enhance_data_refs_alignment): Define local variable
10052 vect_versioning_for_alias_required, don't perform
10053 peeling for alignment if versioning for alias is
10055 (vect_enhance_data_refs_alignment): Use
10056 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
10057 PARAM_VECT_MAX_VERSION_CHECKS.
10058 * tree-vect-transform.c
10059 (vect_create_cond_for_alias_checks): New.
10060 (vect_transform_loop): Add call to
10061 vect_create_cond_for_alias_checks.
10062 (vect_vfa_segment_size): New.
10063 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
10065 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
10067 (vect-max-version-for-alignment-checks): Document.
10068 (vect-max-version-for-alias-checks): Document.
10069 (vect-max-version-checks): Remove.
10071 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
10073 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
10074 the same line as the instruction for all asm dialects.
10075 (*rep_movsi): Ditto.
10076 (*rep_movsi_rex64): Ditto.
10077 (*rep_movqi): Ditto.
10078 (*rep_movqi_rex64): Ditto.
10079 (*rep_stosdi_rex64): Ditto.
10080 (*rep_stossi): Ditto.
10081 (*rep_stossi_rex64): Ditto.
10082 (*rep_stosqi): Ditto.
10083 (*rep_stosqi_rex64): Ditto.
10084 (*cmpstrnqi_nz_1): Ditto.
10085 (*cmpstrnqi_nz_rex_1): Ditto.
10086 (*cmpstrnqi_1): Ditto.
10087 (*cmpstrnqi_rex_1): Ditto.
10088 (*strlenqi_1): Ditto.
10089 (*strlenqi_rex_1): Ditto.
10090 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
10091 prefix on the same line as the instruction for all asm dialects.
10092 (sync_double_compare_and_swap<mode>): Ditto.
10093 (*sync_double_compare_and_swapdi_pic): Ditto.
10094 (*sync_compare_and_swap_cc<mode>): Ditto.
10095 (sync_double_compare_and_swap_cc<mode>): Ditto.
10096 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
10097 (sync_old_add<mode>): Ditto.
10098 (sync_add<mode>): Ditto.
10099 (sync_sub<mode>): Ditto.
10100 (sync_ior<mode>): Ditto.
10101 (sync_and<mode>): Ditto.
10102 (sync_xor<mode>): Ditto.
10104 2007-08-16 Richard Sandiford <richard@codesourcery.com>
10106 PR middle-end/32897
10107 * reload.c (find_reloads): Check that the memory returned by
10108 find_reloads_toplev was not the result of forcing a constant
10110 (find_reloads_toplev): Always use simplify_gen_subreg to get
10111 the subreg of a constant. If the result is also a constant,
10112 but not a legitimate one, force it into the constant pool
10113 and reload its address.
10115 2007-08-15 David Edelsohn <edelsohn@gnu.org>
10117 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
10120 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
10122 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
10123 directive for the current vector ABI.
10125 2007-08-15 Steve Ellcey <sje@cup.hp.com>
10128 * caller-save.c (reg_save_code): Set invalide status on restore code.
10130 2007-08-15 Diego Novillo <dnovillo@google.com>
10132 * tree-ssa-alias.c (compute_memory_partitions): Use
10133 alias_bitmap_obstack to allocate bitmaps.
10134 (reset_alias_info): Factor out of init_alias_info.
10135 Mark all name tags not associated to an SSA name for renaming.
10136 (init_alias_info): Call it.
10137 (create_name_tags): Tidy. Add comments.
10138 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
10140 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10142 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
10143 scheduler dependencies.
10145 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
10147 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
10148 "register_operand".
10149 (*iorsi_1_zext): Likewise.
10150 (*iorsi_1_zext_imm): Likewise.
10151 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
10152 with "rm"/"xm" constraint.
10153 (sse2_vmsqrtv2df2): Likewise.
10155 2007-08-15 Jakub Jelinek <jakub@redhat.com>
10157 PR middle-end/33074
10158 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
10161 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
10163 * tree-pass.h (PROP_pta): Removed.
10164 (TODO_rebuild_alias): New.
10165 (pass_may_alias): Removed.
10166 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
10167 aliasing if we changed something.
10168 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
10170 (pass_may_alias): Removed.
10171 (create_structure_vars): Return TODO_rebuild_alias.
10172 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
10173 * tree-sra.c (tree_sra): Only rebuild aliasing if something
10175 (tree_sra_early): We never affect aliasing right now.
10176 * tree-flow.h (compute_may_aliases): New prototype.
10177 * passes.c: Remove pass_may_alias from the passes.
10178 (execute_function_todo): Support TODO_rebuild_alias.
10180 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
10182 * i386.c: (legitimize_address): Move dllimported variable check
10183 infront of legitimizing pic address of CONST symbols.
10185 2007-08-14 Steve Ellcey <sje@cup.hp.com>
10187 PR tree-optimization/32941
10188 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
10189 (goto_queue_cmp): Remove.
10190 (find_goto_replacement): Change search method.
10191 (maybe_record_in_goto_queue): Add assert.
10192 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
10193 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
10195 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10197 * alias.c (component_uses_parent_alias_set): Constify.
10198 * alias.h (component_uses_parent_alias_set): Likewise.
10199 * cfgrtl.c (print_rtl_with_bb): Likewise.
10200 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
10201 mpz_get_double_int): Likewise.
10202 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
10203 mpz_get_double_int): Likewise.
10204 * expr.c (is_aligning_offset, undefined_operand_subword_p,
10205 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
10207 * expr.h (safe_from_p): Likewise.
10208 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
10210 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
10211 zero_sized_type, goa_lhs_expr_p): Likewise.
10212 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
10213 * rtl.h (print_rtl_with_bb): Likewise.
10214 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
10215 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
10216 * tree-flow-inline.h (bb_stmt_list): Constify.
10217 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
10219 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
10220 const_first_stmt, const_last_stmt): New.
10221 (block_may_fallthru, empty_block_p): Constify.
10222 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
10223 EXPR_ONLY_BODY): New.
10224 (expr_first, expr_last, expr_only): Use macro for body.
10225 (const_expr_first, const_expr_last, const_expr_only): New.
10226 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
10227 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
10228 ctsi_prev, ctsi_stmt): New.
10229 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
10230 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
10231 * tree-ssa-loop-niter.c (loop_only_exit_p,
10232 derive_constant_upper_bound): Likewise.
10233 * tree-ssa-phiopt.c (empty_block_p): Likewise.
10234 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
10235 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
10236 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
10237 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
10238 * tree.c (get_type_static_bounds): Likewise.
10239 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
10240 (get_type_static_bounds): Constify.
10242 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10245 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
10246 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
10247 (*<addsub><mode>3_cc_overflow): New.
10248 (*add<mode>3_cconly_overflow): New.
10249 (*sub<mode>3_cconly_overflow): New.
10250 (*<addsub>si3_zext_cc_overflow): New.
10251 * config/i386/predicates.md (fcmov_comparison_operator): Accept
10252 CCCmode for LTU, GTU, LEU and GEU.
10253 (ix86_comparison_operator): Likewise.
10254 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
10255 * config/i386/i386.c (put_condition_code): Support CCCmode.
10256 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
10257 or MINUS expressions.
10259 2007-08-14 Andrew Pinski <pinskia@gmail.com>
10262 * c-typeck.c (build_binary_op): Disallow vector float types with
10263 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
10265 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
10267 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
10268 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
10269 (dep_def): New typedef.
10270 (init_dep_1, sd_debug_dep): Declare functions.
10271 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
10272 (debug_dep_links): Remove.
10273 (struct _deps_list): New field 'n_links'.
10274 (DEPS_LIST_N_LINKS): New macro.
10275 (FOR_EACH_DEP_LINK): Remove.
10276 (create_deps_list, free_deps_list, delete_deps_list): Remove
10278 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
10279 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10280 (copy_deps_list_change_con, move_dep_link): Ditto.
10281 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
10282 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
10284 (INSN_BACK_DEPS): Remove.
10285 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
10287 (INSN_DEP_COUNT): Remove.
10288 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
10289 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
10290 Declare global variables.
10291 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
10292 (add_forw_dep, compute_forward_dependences): Remove declarations.
10293 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
10294 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10295 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
10297 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
10299 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
10300 (sd_list_types_def): New typedef.
10301 (sd_next_list): Declare function.
10302 (struct _sd_iterator): New type.
10303 (sd_iterator_def): New typedef.
10304 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
10306 (FOR_EACH_DEP): New cycle wrapper.
10307 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
10309 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
10310 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
10313 * sched-deps.c (init_dep_1): Make global.
10314 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
10316 (dump_dep): New static function.
10317 (dump_dep_flags): New static variable.
10318 (sd_debug_dep): New function.
10319 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
10321 (move_dep_link): Use remove_from_deps_list (), instead of
10322 detach_dep_link ().
10323 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
10324 (dep_link_is_detached_p): New static function.
10325 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
10327 (dn_pool, dl_pool): New alloc_pools.
10328 (dn_pool_diff, dl_pool_diff): New static variables.
10329 (create_dep_node, delete_dep_node): New static function.
10330 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
10331 (deps_list_empty_p): Make it static. Use 'n_links' field.
10332 (deps_pools_are_empty_p): New static function.
10333 (alloc_deps_list, delete_deps_list): Remove.
10334 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
10335 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10336 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
10337 (forward_dependency_cache): Remove.
10338 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
10339 'back' from the names. Change signature to use dep_t instead of
10341 (add_back_dep): Ditto. Make global.
10342 (check_dep_status): Rename to check_dep ().
10343 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
10345 (sd_finish_insn): Ditto.
10346 (sd_find_dep_between_no_cache): New static function.
10347 (sd_find_dep_between): New function.
10348 (ask_dependency_caches, set_dependency_caches): New static functions.
10349 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
10350 (add_or_update_dep_1): Separate pieces of functionality into
10351 ask_dependency_caches (), update_dependency_caches (),
10352 change_spec_dep_to_hard (), update_dep ().
10353 (get_back_and_forw_lists): New static function.
10354 (sd_add_dep): Separate setting of dependency caches into
10355 set_dependency_caches ().
10356 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
10358 (sd_delete_dep): Ditto.
10359 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
10360 (dump_lists): New static function.
10361 (sd_debug_lists): New debug function.
10362 (delete_all_dependences, fixup_sched_groups): Update to use
10363 sd_* infrastructure.
10364 (sched_analyze_2): Create data-speculative dependency only if
10365 data-speculation is enabled.
10366 (sched_analyze_insn): If insn cannot be speculative, make all its
10367 dependencies non-speculative.
10368 (sched_analyze): Use sd_init_insn ().
10369 (add_forw_dep, compute_forward_dependencies): Remove.
10370 (delete_dep_nodes_in_back_deps): New static function.
10371 (sched_free_deps): New function.
10372 (init_dependency_caches): Init alloc_pools.
10373 (extend_depedency_caches): Update after removing of
10374 forward_dependency_cache.
10375 (free_dependency_caches): Ditto. Free alloc_pools.
10376 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
10377 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
10379 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10380 (add_dependence): Use init_dep ().
10381 (get_dep_weak_1): New static function.
10382 (get_dep_weak): Move logic to get_dep_weak_1 ().
10383 (dump_ds): New static function moved from haifa-sched.c:
10384 debug_spec_status ().
10385 (debug_ds): New debug function.
10386 (check_dep_status): Rename to check_dep (). Update to check whole
10389 * haifa-sched.c (spec_info): Make global.
10390 (added_recovery_block_p): Rename to
10391 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
10392 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
10393 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
10394 to use new interfaces.
10395 (ok_for_early_queue_removal): Ditto.
10396 (schedule_block): Initialize logical uids of insns emitted by the
10398 (sched_init): Initialize new variable.
10399 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
10401 (extend_global): Initialize insn data.
10402 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
10403 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
10405 (add_to_speculative_block): Update to use new interfaces.
10406 (create_recovery_block): Set new variables.
10407 (create_check_block_twin, fix_recovery_deps): Update to use new
10409 (sched_insn_is_legitimate_for_speculation_p): New function.
10410 (speculate_insn): Move checking logic to
10411 sched_insn_is_legitimate_for_speculation_p ().
10412 (sched_remove_insn): Finalize sched-deps information of instruction.
10413 (clear_priorities, add_jump_dependencies): Update to use new
10415 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
10417 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
10418 to use new interfaces.
10419 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
10420 (new_ready): Try to use control speculation only if it is available.
10421 (add_branch_dependences): Update to use new interfaces.
10422 (compute_block_backward_dependences): Rename to
10423 compute_block_dependences (). Call
10424 targetm.sched.dependencies_evaluation_hook ().
10425 (free_block_dependencies): New static function.
10426 (debug_dependencies): Update to use new interfaces.
10427 (schedule_region): Remove separate computation of forward dependencies.
10428 Move call of targetm.sched.dependencies_evaluation_hook () to
10429 compute_block_dependences (). Free dependencies at the end of
10430 scheduling the region.
10432 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
10434 (add_deps_for_risky_insns): Ditto.
10435 (schedule_ebb): Remove separate computation of forward dependencies.
10436 Free dependencies at the end of scheduling the ebb.
10438 * ddg.c (create_ddg_dependence): Update to use new interfaces.
10439 (build_intra_loop_deps): Ditto. Remove separate computation of
10440 forward dependencies. Free sched-deps dependencies.
10442 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
10443 to use new interfaces.
10444 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
10446 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
10448 (is_costly_group): Ditto.
10450 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10452 * alias.c (rtx_equal_for_memref_p): Constify.
10453 * basic-block.h (const_edge, const_basic_block): New.
10454 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
10455 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
10456 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
10457 probably_never_executed_bb_p, edge_probability_reliable_p,
10458 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
10459 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
10461 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
10462 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
10464 * cfganal.c (flow_active_insn_p, forwarder_block_p,
10465 flow_nodes_print, dfs_enumerate_from): Likewise.
10466 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
10467 control_flow_insn_p, count_basic_blocks): Likewise.
10468 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
10469 get_loop_body_with_size, loop_exit_edge_p): Likewise.
10470 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
10471 average_num_loop_insns, loop_exit_edge_p,
10472 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
10473 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
10474 average_num_loop_insns, seq_cost): Likewise.
10475 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
10476 * dominance.c (dominated_by_p): Likewise.
10477 * emit-rtl.c (validate_subreg): Likewise.
10478 * except.c (can_throw_internal, can_throw_external): Likewise.
10479 * except.h (can_throw_internal, can_throw_external): Likewise.
10480 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
10481 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
10482 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
10483 simple_mem, store_ops_ok, load_kills_store, find_loads,
10484 store_killed_in_insn, store_killed_after, store_killed_before,
10485 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
10487 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
10488 noce_mem_write_may_trap_or_fault_p): Likewise.
10489 * pointer-set.c (pointer_set_contains, pointer_map_contains):
10491 * pointer-set.h (pointer_set_contains, pointer_map_contains):
10493 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
10494 probably_cold_bb_p, probably_never_executed_bb_p,
10495 edge_probability_reliable_p, br_prob_note_reliable_p,
10496 can_predict_insn_p): Likewise.
10497 * regclass.c (reg_set_to_hard_reg_set): Likewise.
10498 * resource.c (return_insn_p): Likewise.
10499 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
10501 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
10502 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
10503 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
10504 verify_gimple_modify_stmt): Likewise.
10505 * tree-chrec.c (is_not_constant_evolution,
10506 is_multivariate_chrec_rec, is_multivariate_chrec,
10507 chrec_contains_symbols, chrec_contains_undetermined,
10508 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
10509 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
10510 eq_evolutions_p, scev_direction): Likewise.
10511 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
10512 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
10513 chrec_contains_symbols_defined_in_loop,
10514 chrec_contains_undetermined, tree_contains_chrecs,
10515 evolution_function_is_affine_multivariate_p,
10516 evolution_function_is_univariate_p, chrec_zerop,
10517 evolution_function_is_constant_p, evolution_function_is_affine_p,
10518 evolution_function_is_affine_or_constant_p,
10519 tree_does_not_contain_chrecs, chrec_type): Likewise.
10520 * tree-data-ref.c (tree_fold_divides_p,
10521 object_address_invariant_in_loop_p, dr_may_alias_p,
10522 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
10523 same_access_functions, constant_access_functions,
10524 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
10526 * tree-flow.h (scev_direction): Likewise.
10527 * tree-gimple.c (is_gimple_stmt): Likewise.
10528 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
10530 * tree-pretty-print.c (op_prio): Likewise.
10531 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
10532 analyzable_condition, backedge_phi_arg_p): Likewise.
10533 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
10534 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
10535 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
10538 2007-08-13 Dan Hipschman <dsh@google.com>
10541 * c-format.c (check_format_arg): Move check for zero-length
10542 format strings below the check for unterminated strings.
10544 2007-08-13 Andrew Pinski <pinskia@gmail.com>
10547 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
10550 2007-08-13 Nick Clifton <nickc@redhat.com>
10552 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
10554 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10557 * c-format.c (gcc_gfc_length_specs): New array.
10558 (gcc_gfc_char_table): Add unsigned specifier, and references to
10559 the l length modifier.
10560 (format_types_orig): Use the new gcc_gfc_length_specs.
10562 2007-08-12 Sa Liu <saliu@de.ibm.com>
10564 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
10565 and with REG_RETVAL note after split.
10567 2007-08-11 David Daney <ddaney@avtrex.com>
10569 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
10570 as ATTRIBUTE_UNUSED.
10572 2007-08-11 David Edelsohn <edelsohn@gnu.org>
10573 Segher Boessenkool <segher@kernel.crashing.org>
10575 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
10576 HAVE_LOCAL_CPU_DETECT not defined.
10578 2007-08-11 Jan Hubicka <jh@suse.cz>
10580 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
10581 (cgraph_process_new_functions): Honor previous value of
10582 disregard_inline_limits.
10583 * ipa-inline.c (compute_inline_parameters): Likewise.
10585 2007-08-11 Ian Lance Taylor <iant@google.com>
10587 * alias.h (alias_set_type): Define new type.
10588 (ALIAS_SET_MEMORY_BARRIER): Use it.
10589 * rtl.h: Include alias.h.
10590 (struct mem_attrs): Use alias_set_type.
10591 * tree.h: Include alias.h
10592 (struct tree_type): Use alias_set_type.
10593 (struct tree_struct_field_tag): Likewise.
10594 (struct tree_decl_common): Likewise.
10595 * alias.c (struct alias_set_entry): Use alias_set_type.
10596 (get_alias_set_entry, alias_set_subset_of): Likewise.
10597 (alias_sets_conflict_p): Likewise.
10598 (alias_sets_must_conflict_p): Likewise.
10599 (objects_must_conflict_p): Likewise.
10600 (get_alias_set, new_alias_set): Likewise.
10601 (record_alias_subset, record_component_aliases): Likewise.
10602 (varargs_set, frame_set): Change to alias_set_type.
10603 (get_varargs_alias_set): Use alias_set_type.
10604 (get_frame_alias_set): Likewise.
10605 * builtins.c (setjmp_alias_set): Change to alias_set_type.
10606 * dse.c (struct store_info): Use alias_set_type.
10607 (struct read_info, struct clear_alias_mode_holder): Likewise.
10608 (clear_alias_set_lookup, canon_address): Likewise.
10609 (record_store, check_mem_read_rtx): Likewise.
10610 (dse_record_singleton_alias_set): Likewise.
10611 (dse_invalidate_singleton_alias_set): Likewise.
10612 * emit-rtl.c (get_mem_attrs): Likewise.
10613 (set_mem_attributes_minus_bitpos): Likewise.
10614 (set_mem_alias_set): Likewise.
10615 * expr.c (store_constructor_field, store_field): Likewise.
10616 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
10617 * langhooks.c (lhd_get_alias_set): Likewise.
10618 * langhooks-def.h (lhd_get_alias_set): Likewise.
10619 * reload1.c (alter_reg): Likewise.
10620 * tree-flow.h (struct fieldoff): Likewise.
10621 * tree-ssa-alias.c (struct alias_map_d): Likewise.
10622 (may_alias_p, get_smt_for, create_sft): Likewise.
10623 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
10624 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
10625 (merge_smts_into): Likewise.
10626 * varasm.c (const_alias_set): Likewise.
10627 * c-common.c (strict_aliasing_warning): Likewise.
10628 (c_common_get_alias_set): Likewise.
10629 * dse.h (dse_record_singleton_alias_set): Update declaration.
10630 (dse_invalidate_singleton_alias_set): Likewise.
10631 * emit-rtl.h (set_mem_alias_set): Likewise.
10632 * c-common.h (c_common_get_alias_set): Likewise.
10633 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
10634 * print-tree.c (print_node): Likewise.
10635 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
10637 (alpha_setup_incoming_varargs): Use alias_set_type.
10638 * config/i386/i386.c (setup_incoming_varargs_64): Use
10640 (setup_incoming_varargs_ms_64): Likewise.
10641 (ix86_GOT_alias_set): Likewise.
10642 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10643 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
10644 (set): Change to alias_set_type.
10645 (get_TOC_alias_set): Use alias_set_type.
10646 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
10648 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
10649 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
10651 (struct_value_alias_set): Likewise.
10652 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
10654 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10656 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
10657 * config/vxworks.h (TARGET_VXWORKS): Override.
10658 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
10659 "mips" if TARGET_VXWORKS.
10661 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10663 * calls.c (avoid_likely_spilled_reg): New function.
10664 (expand_call): Use it.
10666 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10668 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
10670 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
10672 * config/mips/predicates.md (const_call_insn_operand): Invoke
10673 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
10675 2007-08-10 David Edelsohn <edelsohn@gnu.org>
10678 * config/rs6000/driver-rs6000.c: Include link.h.
10679 Use ElfW instead of wordsize-specif typedef.
10681 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10683 * system.h (CONST_CAST): New.
10684 * c-decl.c (c_make_fname_decl): Use it.
10685 * c-lex.c (cb_ident, lex_string): Likewise.
10686 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10687 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
10688 give_switch, set_multilib_dir): Likewise.
10689 * gengtype-parse.c (string_seq, typedef_name): Likewise.
10690 * passes.c (execute_one_pass): Likewise.
10691 * prefix.c (update_path): Likewise.
10692 * pretty-print.c (pp_base_destroy_prefix): Likewise.
10693 * tree.c (build_string): Likewise.
10695 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10697 * tree-flow-inline.h (is_exec_stmt): Remove.
10698 (is_label_stmt): Remove.
10699 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
10702 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
10704 * lower-subreg.c (resolve_shift_zext): Don't adjust
10705 src_reg_num for wordmode operands.
10707 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
10708 David Ung <davidu@mips.com>
10710 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
10711 (TARGET_SCHED_REORDER2): Define.
10712 (mips_maybe_swap_ready): New.
10713 (mips_last_74k_agen_insn): New.
10714 (mips_74k_agen_init): New.
10715 (mips_74k_agen_reorder): New function to group loads and stores
10716 in the ready queue.
10717 (mips_sched_init): New.
10718 (mips_sched_reorder): Don't do initialization here. Call
10719 mips_74k_agen_reorder.
10720 (mips_variable_issue): Call mips_74k_agen_init.
10722 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10724 * tree-flow-inline.h (get_filename): Remove.
10726 2007-08-10 Richard Sandiford <richard@codesourcery.com>
10728 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
10730 (mips_fetch_insns): Delete in favor of...
10731 (mips_load_store_insns): ...this new function.
10732 * config/mips/mips.c (mips_address_insns): Add a boolean argument
10733 to say whether multiword moves _might_ be split.
10734 (mips_fetch_insns): Delete in favor of...
10735 (mips_load_store_insns): ...this new function.
10736 (mips_rtx_costs): Update the call to mips_address_insns.
10737 (mips_address_cost): Likewise.
10738 * config/mips/mips.md (length): Use mips_load_store_insns instead
10739 of mips_fetch_insns.
10740 * config/mips/constraints.md (R): Use mips_address_insns rather
10741 than mips_fetch_insns. Assume that the move never needs to be split.
10743 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
10745 * config/mips/mips.opt (mhard-float, msoft-float): Make these
10746 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
10747 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
10748 * config/mips/mips.h (mips16_hard_float): Delete.
10749 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
10750 definitions, and replace with....
10751 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
10752 * config/mips/mips.c (mips16_hard_float): Delete. Replace
10753 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
10754 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
10755 (override_options): Replace MASK_SOFT_FLOAT references with
10756 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
10757 and mips16_hard_float when TARGET_MIPS16.
10759 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10762 * c-typeck.c (build_binary_op): Check for non pointer types before
10763 calling int_fits_type_p.
10765 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10767 PR middle-end/32813
10768 * fold-const.c (omit_one_operand): Return only the ommitted expression
10769 if the result is an empty statement.
10770 (pedantic_omit_one_operand): Likewise.
10772 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
10774 * c-typeck.c (readonly_error): Improve error for assignment.
10776 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
10778 (pp_c_expression): Ditto.
10780 2007-08-09 Simon Baldwin <simonb@google.com>
10782 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
10783 break that was preventing simplify_associative_operation() for xor.
10785 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
10786 Nigel Stephens <nigel@mips.com>
10788 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
10789 Document change in interpretation of value from boolean to
10791 * optabs.c (expand_ffs, expand_ctz): New functions to compute
10792 ffs and ctz using clz.
10793 (expand_unop): Call them.
10794 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
10796 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
10797 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
10798 enable the new ffs expansion on this target.
10800 2007-08-09 Jan Hubicka <jh@suse.cz>
10802 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
10803 (expand_ternary_op): Likewise.
10804 (expand_vec_shift_expr): Likewise.
10805 (expand_binop_directly): Likewise.
10806 (expand_binop): Likewise.
10807 (sign_expand_binop): Likewise.
10808 (expand_twoval_unop): Likewise.
10809 (expand_twoval_binop): Likewise.
10810 (expand_twoval_binop_libfunc): Likewise.
10811 (widen_clz): Likewise.
10812 (widen_bswap): Likewise.
10813 (expand_parity): Likewise.
10814 (expand_unop): Likewise.
10815 (expand_abs_nojump): Likewise.
10816 (expand_copysign): Likewise.
10817 (emit_no_conflict_block): Likewise.
10818 (emit_libcall_block): Likewise.
10819 (can_compare_p): Likewise.
10820 (prepare_cmp_insn): Likewise.
10821 (emit_cmp_and_jump_insn_1): Likewise.
10822 (prepare_float_lib_cmp): Likewise.
10823 (emit_conditional_add): Likewise.
10824 (gen_add2_insn): Likewise.
10825 (have_add2_insn): Likewise.
10826 (gen_sub2_insn): Likewise.
10827 (have_sub2_insn): Likewise.
10828 (can_extend_p): Likewise.
10829 (can_fix_p): Likewise.
10830 (can_float_p): Likewise.
10831 (expand_float): Likewise.
10832 (expand_fix): Likewise.
10833 (expand_sfix_optab): Likewise.
10834 (new_optab): Likewise.
10835 (new_convert_optab): Likewise.
10836 (init_libfuncs): Likewise.
10837 (init_interclass_conv_libfuncs): Likewise.
10838 (init_intraclass_conv_libfuncs): Likewise.
10839 (set_conv_libfunc): Likewise.
10840 (init_optabs): Likewise.
10841 (debug_optab_libfuncs): Likewise.
10842 (gen_cond_trap): Likewise.
10843 * optabs.h (optab_handler, convert_optab_hanlder): New.
10844 * genopinit.c: Update optabs generation table.
10845 * reload.c (find_reloads_address_1): Use optabs accestors.
10846 * builtins.c (expand_builtin_mathfn): Likewise.
10847 (expand_builtin_mathfn_2): Likewise.
10848 (expand_builtin_mathfn_3): Likewise.
10849 (expand_builtin_interclass_mathfn): Likewise.
10850 (expand_builtin_sincos): Likewise.
10851 (expand_builtin_cexpi): Likewise.
10852 (expand_builtin_powi): Likewise.
10853 (expand_builtin_strlen): Likewise.
10854 * dojump.c (do_jump): Likewise.
10855 * expr.c (convert_move): Likewise.
10856 (move_by_pieces): Likewise.
10857 (move_by_pieces_ninsns): Likewise.
10858 (can_store_by_pieces): Likewise.
10859 (store_by_pieces_1): Likewise.
10860 (emit_move_via_integer): Likewise.
10861 (emit_move_complex): Likewise.
10862 (emit_move_ccmode): Likewise.
10863 (emit_move_insn_1): Likewise.
10864 (emit_single_push_insn): Likewise.
10865 (store_constructor): Likewise.
10866 (expand_expr_real_1): Likewise.
10867 (do_store_flag): Likewise.
10868 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
10869 (enumerate_modes): Likewise.
10870 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
10871 (supportable_widening_operation): Likewise.
10872 (supportable_narrowing_operation): Likewise.
10873 * expmed.c (store_bit_field_1): Likewise.
10874 (extract_bit_field_1): Likewise.
10875 (expand_mult_highpart_optab): Likewise.
10876 (expand_smod_pow2): Likewise.
10877 (expand_divmod): Likewise.
10878 (emit_store_flag): Likewise.
10879 * tree-vect-patterns.c
10880 (vect_pattern_recog_1): Likewise.
10881 * tree-ssa-loop-prefetch.c
10882 (nontemporal_store_p): Likewise.
10883 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
10884 (vect_create_epilog_for_reduction): Likewise.
10885 (vectorizable_reduction): Likewise.
10886 (vectorizable_operation): Likewise.
10887 (vect_strided_store_supported): Likewise.
10888 (vectorizable_store): Likewise.
10889 (vect_strided_load_supported): Likewise.
10890 (vectorizable_load): Likewise.
10891 * combine.c (simplify_comparison): Likewise.
10892 * tree-vect-generic.c
10893 (type_for_widest_vector_mode): Likewise.
10894 (expand_vector_operations_1): Likewise.
10895 * config/spu/spu.c (spu_expand_mov): Likewise.
10896 (spu_emit_vector_compare): Likewise.
10897 * config/rs6000/rs6000.c
10898 (rs6000_emit_vector_compare): Likewise.
10899 * stmt.c (add_case_node): Likewise.
10900 * reload1.c (gen_reload):
10902 2007-08-09 Michael Matz <matz@suse.de>
10904 * tree.h (fixed_zerop): Declare as taking a const_tree.
10905 * tree.c (fixed_zerop): Take a const_tree.
10907 2007-08-09 Ira Rosen <irar@il.ibm.com>
10909 * tree-vect-transform.c (vectorizable_store): Remove call to
10910 copy_virtual_operands() and call mark_symbols_for_renaming() for
10911 the created vector store.
10912 (vect_setup_realignment): Don't call copy_virtual_operands() and
10913 update_vuses_to_preheader().
10914 (vectorizable_load): Don't call copy_virtual_operands().
10915 (update_vuses_to_preheader): Remove.
10917 2007-08-08 Chao-ying Fu <fu@mips.com>
10919 * tree.def (FIXED_POINT_TYPE): New type.
10920 (FIXED_CST): New constant.
10921 (FIXED_CONVERT_EXPR): New expr.
10922 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
10923 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
10924 * tree.h (struct tree_base): Add saturating_flag.
10925 Remove one bit of spare for saturating_flag.
10926 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
10927 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
10928 FIXED_POINT_TYPE_P): Define.
10929 (TYPE_SATURATING): Define.
10930 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
10931 (struct tree_fixed_cst): New.
10932 (TYPE_IBIT, TYPE_FBIT): Define.
10933 (tree_node): Add fixed_cst.
10934 (enum tree_index): Add new enumeration values of
10935 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
10936 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
10937 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
10938 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
10939 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
10940 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
10941 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
10942 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
10943 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
10944 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
10945 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
10946 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
10947 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
10948 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
10949 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
10950 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
10951 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
10952 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
10953 (sat_short_fract_type_node, sat_fract_type_node,
10954 sat_long_fract_type_node, sat_long_long_fract_type_node,
10955 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
10956 sat_unsigned_long_fract_type_node,
10957 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
10958 fract_type_node, long_fract_type_node, long_long_fract_type_node,
10959 unsigned_short_fract_type_node, unsigned_fract_type_node,
10960 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
10961 sat_short_accum_type_node, sat_accum_type_node,
10962 sat_long_accum_type_node, sat_long_long_accum_type_node,
10963 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
10964 sat_unsigned_long_accum_type_node,
10965 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
10966 accum_type_node, long_accum_type_node, long_long_accum_type_node,
10967 unsigned_short_accum_type_node, unsigned_accum_type_node,
10968 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
10969 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
10970 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
10971 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
10972 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
10973 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
10974 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
10975 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
10976 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
10977 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
10978 sat_uda_type_node, sat_uta_type_node): New macro.
10979 (make_fract_type, make_accum_type): Declare.
10980 (make_signed_fract_type, make_unsigned_fract_type,
10981 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
10982 make_signed_accum_type, make_unsigned_accum_type,
10983 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
10984 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
10985 make_or_reuse_sat_signed_fract_type,
10986 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
10987 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
10988 make_or_reuse_sat_unsigned_accum_type): New macro.
10989 (fixed_zerop): Declare.
10990 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
10991 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10992 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10993 LONG_LONG_ACCUM_TYPE_SIZE): Define.
10994 * treestruct.def: Add TS_FIXED_CST.
10995 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
10996 (tree.o): Likewise.
10997 (tree-dump.o): Likewise.
10998 (print-tree.o): Likewise.
10999 (tree-pretty-print.o): Likewise.
11000 (fold-const.o): Likewise.
11001 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
11002 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
11003 (is_gimple_min_invariant): Handle FIXED_CST.
11004 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
11005 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11006 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11007 (layout_type): Handle FIXED_POINT_TYPE.
11008 (make_fract_type, make_accum_type): New functions.
11009 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
11010 * tree-dump.c (fixed-value.h): New include.
11011 (dump_fixed): New function.
11012 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
11013 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
11014 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
11015 * tree-pretty-print.c (fixed-value.h): New include.
11016 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
11017 FIXED_CONVERT_EXPR.
11018 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
11019 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
11020 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
11021 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
11022 for non-saturating fixed-point types.
11023 (reassociate_bb): Likewise.
11024 * emit-rtl.c (fixed-value.h): New include.
11025 (fconst0, fconst1): New array.
11026 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
11027 * tree-vect-generic.c expand_vector_operation): Support
11028 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
11029 MODE_VECTOR_UACCUM.
11030 (type_for_widest_vector_mode): Add one parameter for the
11032 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
11034 Pass the satp parameter to type_for_mode for fixed-point types.
11035 (expand_vector_operations_1): Pass the saturating flag to
11036 type_for_widest_vector_mode.
11037 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11038 and MODE_VECTOR_UACCUM.
11039 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
11040 (vectorizable_condition): Likewise.
11041 * tree.c (fixed-value.h): New include.
11042 (tree_code_size): Support FIXED_CST.
11043 (build_fixed): New function.
11044 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
11045 (fixed_zerop): New function.
11046 (tree_node_structure): Support FIXED_CST.
11047 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
11048 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
11049 (type_hash_eq): Handle FIXED_POINT_TYPE.
11050 (simple_cst_equal): Support FIXED_CST.
11051 (iterative_hash_expr): Handle FIXED_CST.
11052 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
11053 (get_narrower): Likewise.
11054 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
11055 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
11056 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
11057 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
11059 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
11060 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11061 (initializer_zerop): Support FIXED_CST.
11062 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
11063 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
11064 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
11065 (is_base_type): Handle FIXED_POINT_TYPE.
11066 (add_type_attribute): Handle FIXED_POINT_TYPE.
11067 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
11068 * print-tree.c (fixed-value.h): New include.
11069 (print_node_brief): Support FIXED_CST.
11070 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
11071 * c-pretty-print.c (fixed-value.h): New include.
11072 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
11073 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
11074 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
11075 Support fixed-point types for inner items in VECTOR_TYPE.
11076 (pp_c_direct_declarator): Likewise.
11077 (pp_c_declarator): Likewise.
11078 (pp_c_fixed_constant): New function.
11079 (pp_c_constant): Handle FIXED_CST.
11080 (pp_c_primary_expression): Likewise.
11081 (pp_c_expression): Likewise.
11082 * fold-const.c (fixed-value.h): New include.
11083 (negate_expr_p): Return true for FIXED_CST.
11084 (fold_negate_expr): Support FIXED_CST.
11085 (split_tree): Support FIXED_CST.
11086 (const_binop): Support FIXED_CST.
11087 (fold_convert_const_int_from_fixed): New function to convert from
11089 (fold_convert_const_real_from_fixed): New function to convert from
11091 (fold_convert_const_fixed_from_fixed): New function to convert from
11092 fixed to another fixed.
11093 (fold_convert_const_fixed_from_int): New function to convert from
11095 (fold_convert_const_fixed_from_real): New function to convert from
11097 (fold_convert_const): Support conversions from fixed to int, from
11098 fixed to real, from fixed to fixed, from int to fixed, and from real
11100 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
11101 (operand_equal_p): Support FIXED_CST.
11102 (make_range): For fixed-point modes, we need to pass the
11103 saturating flag as the 2nd parameter.
11104 (tree_swap_operands_p): Handle FIXED_CST.
11105 (fold_plusminus_mult_expr): For fract modes, we cannot generate
11107 (fold_unary): Support FIXED_CONVERT_EXPR.
11108 (fold_binary): Handle FIXED_CST.
11109 Make sure the type is not saturating, before associating operations.
11110 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
11111 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
11112 (fold_negate_const): Support FIXED_CST.
11113 (fold_relational_const): Support FIXED_CST.
11114 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
11115 (gimplify_expr): Handle FIXED_CST.
11116 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
11117 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
11118 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
11119 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
11120 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11121 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11122 LONG_LONG_ACCUM_TYPE_SIZE.
11123 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
11124 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
11125 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
11126 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
11127 MODE_ACCUM, and MODE_UACCUM.
11128 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
11129 fixed-point types to disable reduction.
11130 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
11132 2007-08-08 David Edelsohn <edelsohn@gnu.org>
11134 * config/rs6000/x-rs6000: New file.
11135 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
11136 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
11137 (EXTRA_SPEC_FUNCTIONS): Define.
11138 (HAVE_LOCAL_CPU_DETECT): Define.
11139 (CC1_CPU_SPEC): Define.
11140 * config/rs6000/driver-rs6000.c: New file.
11141 * config/rs6000/aix.h (CC1_SPEC): Define.
11142 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
11143 * config.host: Add x-rs6000 to host_xmake_file if host and target
11144 are rs6000 or powerpc.
11146 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11148 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
11150 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11151 Sandra Loosemore <sandra@codesourcery.com>
11152 Chao-ying Fu <fu@mips.com>
11153 Nigel Stephens <nigel@mips.com>
11154 David Ung <davidu@mips.com>
11156 * doc/invoke.texi (-mcode-readable): Document.
11157 * config/mips/mips.opt (mcode-readable): New option.
11158 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
11159 * config/mips/mips.h (mips_code_readable_setting): New enum.
11160 (mips_code_readable): Declare.
11161 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
11162 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
11163 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
11164 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
11165 boiler-plate comments.
11166 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11167 * config/mips/mips.c (mips_code_readable): New variable.
11168 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
11169 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
11170 context and -mcode-readable setting to restrict the use of
11171 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
11172 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
11173 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
11174 (mips_blocks_for_constant_p): Only return false for
11175 TARGET_MIPS16_PCREL_LOADS.
11176 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
11177 for MIPS16. Handle SYMBOL_32_HIGH.
11178 (mips_const_insns): Allow HIGHs for MIPS16 too.
11179 (mips_unspec_address_offset): New function, split out from...
11180 (mips_unspec_address): ...here.
11181 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
11182 16-bit symbolic constants. Assert approropiate conditions for
11183 using the "la" and "dla" macros.
11184 (mips_handle_option): Handle -mcode-readable=.
11185 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
11186 Set up mips_lo_relocs[SYMBOL_32_HIGH].
11187 (mips_strip_unspec_address): New function, split out from...
11188 (print_operand_reloc): ...here.
11189 (print_operand): Pass constants through mips_strip_unspec_address.
11190 (print_operand_address): Likewise.
11191 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
11192 (mips_select_rtx_section): Remove MIPS16 handling.
11193 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
11194 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
11195 (mips16_lay_out_constants): Do nothing unless
11196 TARGET_MIPS16_PCREL_LOADS.
11197 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
11198 * config/mips/mips.md: Split HIGHs for MIPS16.
11199 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11201 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11203 * config/mips/mips-protos.h (mips_emit_move): Declare.
11204 * config/mips/mips.c (mips_emit_move): New function.
11205 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
11206 (mips_legitimize_const_move): Likewise.
11207 (mips_legitimize_move): Likewise.
11208 (mips_split_64bit_move): Likewise.
11209 (mips_restore_gp): Likewise.
11210 (mips_load_call_address): Likewise.
11211 (mips_emit_fcc_reload): Likewise.
11212 (mips_set_return_address): Likewise.
11213 (mips_block_move_straight): Likewise.
11214 (mips_block_move_loop): Likewise.
11215 (mips_setup_incoming_varargs): Likewise.
11216 (mips_save_reg): Likewise.
11217 (mips_expand_prologue): Likewise.
11218 (mips_restore_reg): Likewise.
11219 (mips_expand_epilogue): Likewise.
11220 (mips_output_mi_thunk): Likewise.
11221 (build_mips16_call_stub): Likewise.
11222 (mips_builtin_branch_and_move): Likewise.
11223 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
11224 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11225 (fixuns_truncdfdi2): Likewise.
11226 (fixuns_truncsfsi2): Likewise.
11227 (fixuns_truncsfdi2): Likewise.
11228 (loadgp_absolute): Likewise.
11229 (builtin_setjmp_setup): Likewise.
11230 (builtin_longjmp): Likewise.
11231 (untyped_call): Likewise.
11233 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11235 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
11236 an "rtx *" argument. Return a bool.
11237 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
11238 values and return true if they can be split. Take the same kind of
11239 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
11240 and store the lo_sum there if nonnull. Use the symbol type to
11241 determine whether a $gp or HIGH is needed.
11242 (mips_legitimize_address): Update call to mips_split_symbol and
11243 simplify accordingly.
11244 (mips_legitimize_const_move): Likewise.
11245 * config/mips/mips.md: In the combine define_split,
11246 check mips_split_symbol instead of splittable_symbolic_operand.
11247 Update use of mips_split_symbol in the generator code.
11248 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
11250 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11252 * config/mips/mips.c (mips_symbolic_address_p): Delete.
11253 (mips_symbol_insns_1): New function, split out from...
11254 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
11255 and stores separately from load addresses.
11256 (mips_classify_address): Replace uses of mips_symbolic_address_p
11257 with uses of mips_symbol_insns.
11258 (mips_address_insns): Update calls to mips_symbol_insns.
11259 (mips_const_insns): Likewise.
11260 (mips_legitimize_address): Likewise.
11262 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11264 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
11265 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
11266 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
11267 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
11268 non-call contexts if TARGET_MIPS16.
11269 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
11270 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
11271 code for SYMBOL_ABSOLUTE.
11272 (mips_symbol_insns): Likewise.
11274 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11276 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
11277 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
11278 (mips_symbolic_constant_p): Likewise. Update the call to
11279 mips_classify_symbol.
11280 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
11281 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
11282 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
11283 (print_operand_reloc): Add a context argument. Update the call to
11284 mips_symbolic_constant_p.
11285 (print_operand): Update the calls to print_operand_reloc.
11286 (print_operand_address): Use print_operand_reloc rather than
11288 (mips_rewrite_small_data_p): Add a context argument. Update the call
11289 to mips_symbolic_constant_p.
11290 (mips_small_data_pattern_1): Make DATA the containing mem.
11291 Update the call to mips_rewrite_small_data_p.
11292 (mips_rewrite_small_data_1): Likewise.
11293 (mips_use_anchors_for_symbol_p): Update the call to
11294 mips_symbolic_constant_p.
11295 * config/mips/predicates.md (const_call_insn_operand): Likewise.
11296 (splittable_symbolic_operand): Likewise.
11297 (move_operand): Likewise.
11298 (absolute_symbolic_operand): Likewise.
11299 (got_disp_operand): Likewise.
11300 (got_page_ofst_operand): Likewise.
11302 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11304 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
11305 (SYMBOL_ABSOLUTE): ...this.
11306 (SYMBOL_SMALL_DATA): Rename to...
11307 (SYMBOL_GP_RELATIVE): ...this.
11308 (SYMBOL_CONSTANT_POOL): Rename to...
11309 (SYMBOL_PC_RELATIVE): ...this.
11310 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
11311 (mips_symbolic_address_p, mips_symbol_insns, override_options)
11312 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
11313 after above changes.
11314 * config/mips/predicates.md (const_call_insn_operand): Likewise.
11315 (general_symbolic_operand): Rename to...
11316 (absolute_symbolic_operand): ...this.
11317 * config/mips/mips.md: Update after above changes.
11319 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
11320 Revital Eres <eres@il.ibm.com>
11322 * ddg.c (print_ddg): Add dump information.
11323 * modulo-sched.c (print_node_sched_params): Add parameter and
11325 (calculate_maxii): Remove function.
11326 (undo_generate_reg_moves): Likewise.
11327 (undo_permute_partial_schedule): Likewise.
11328 (kernel_number_of_cycles): Likewise.
11329 (MAXII_FACTOR): New definition to calculate the upper bound of II.
11330 (sms_schedule): Use it. Remove profitability checks.
11331 (sms_schedule_by_order): Fix order of nodes within the cycle.
11333 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
11335 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
11336 -profile option, add pie support.
11337 (ENDFILE_SPEC): New spec.
11338 * config/gnu.h (LIB_SPEC): Add -profile option.
11340 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
11342 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
11343 * config/gnu.h (LIB_SPEC): Likewise.
11345 2007-08-07 Yaz Saito <saito@google.com>
11346 Ian Lance Taylor <iant@google.com>
11348 * common.opt (finstrument-functions-exclude-function-list): New
11350 (finstrument-functions-exclude-file-list): New option.
11351 * opts.c (char_p): Define and DEF_VEC.
11352 (flag_instrument_functions_exclude_functions): New static
11354 (flag_instrument_functions_exclude_files): New static variable.
11355 (add_instrument_functions_exclude_list): New static function.
11356 (flag_instrument_functions_exclude_p): New function.
11357 (common_handle_option): Handle new options.
11358 * flags.h (flag_instrument_functions_exclude_p): Declare.
11359 * gimplify.c (gimplify_function_tree): Call
11360 flag_instrument_functions_exclude_p.
11361 * doc/invoke.texi (Option Summary): Mention new options.
11362 (Code Gen Options): Document new options.
11364 2007-08-07 Ian Lance Taylor <iant@google.com>
11366 PR rtl-optimization/32776
11367 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
11368 (resolve_use): Likewise.
11369 (decompose_multiword_subregs): Remove "changed" local variable.
11371 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
11373 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
11374 * configure: Regenerate.
11375 * config.in: Regenerate.
11376 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
11379 2007-08-07 Ian Lance Taylor <iant@google.com>
11381 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
11382 note, just delete the insn.
11384 2007-08-07 Andreas Schwab <schwab@suse.de>
11387 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
11390 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
11392 * lower-subreg.c (resolve_subreg_use): Remove assertion.
11393 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
11394 (decompose_multiword_subregs): Use the functions above to decompose
11395 multiword shifts and zero-extends.
11397 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
11399 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
11400 "assemble" descriptions which were swapped.
11402 2007-08-06 Chao-ying Fu <fu@mips.com>
11404 * fixed-value.h: New file.
11405 * fixed-value.c: New file.
11406 * Makefile.in (OBJS-common): Add fixed-value.o.
11407 (fixed-value.o): New rule.
11408 (GTFILES): Add fixed-value.h.
11409 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
11410 to compare a.low and b.low.
11411 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
11413 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11414 Daniel Jacobowitz <dan@codesourcery.com>
11417 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
11419 (x86_64-*-netbsd*): Likewise.
11420 (x86_64-*-linux*): Likewise.
11421 (x86_64-*-kfreebsd*-gnu): Likewise.
11422 (x86_64-*-knetbsd*-gnu): Likewise.
11423 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
11425 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
11427 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
11428 Add -fno-asynchronous-unwind-tables.
11430 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
11431 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
11432 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
11433 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
11434 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
11436 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11438 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
11439 (TARGET_C_MODE_FOR_SUFFIX): New.
11441 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11443 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
11445 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11447 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
11449 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11451 * config/i386/i386.md: Check TARGET_ macros and optimize_size
11452 before checking function returns in conditional expressions.
11454 2007-08-06 Alfred Minarik <a.minarik@aon.at>
11457 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
11459 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11461 PR middle-end/32988
11462 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
11463 for INTEGRAL_TYPE_P.
11465 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
11467 * configure.ac: Remove --enable-checking=df from default settings.
11468 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
11469 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
11470 if the parameter is true.
11471 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
11472 DF_VERIFY_SCHEDULED flag is true.
11473 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
11474 (df_finish_pass): Adjust prototype.
11475 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
11478 * see.c (pass_see): Add TODO_df_verify.
11479 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
11480 * global.c (rest_of_handle_global_alloc): Schedule verification
11482 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
11484 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
11485 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
11486 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
11488 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
11489 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
11490 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
11492 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
11493 Revital Eres <eres@il.ibm.com>
11495 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
11497 * ddg.c (create_ddg_dependence): Rename to...
11498 (create_ddg_dep_from_intra_loop_link): This. Do not check
11499 for interloop edges. Do not create anti dependence edge when
11500 a true dependence edge exists in the opposite direction and
11501 -fmodulo-sched-allow-regmoves is set.
11502 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
11503 (add_cross_iteration_register_deps): Create anti dependence edge
11504 when -fno-modulo-sched-allow-regmoves is set.
11505 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
11507 2007-08-04 Richard Sandiford <richard@codesourcery.com>
11509 * config/arm/arm.md (movsi): Add braces.
11511 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11513 PR middle-end/32780
11514 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
11515 operands for the folding of "A - (A & B)" into "~B & A"; cast them
11518 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
11520 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
11521 state accessor functions.
11522 * cfgloopmanip.c (remove_path, create_preheaders,
11523 force_single_succ_latches, fix_loop_structure): Ditto.
11524 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11525 tree_duplicate_loop_to_header_edge): Ditto.
11526 * cfgloopanal.c (mark_irreducible_loops): Ditto.
11527 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
11529 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
11530 cleanup_tree_cfg): Ditto.
11531 * tree-cfg.c (tree_merge_blocks): Ditto.
11532 * cfgloop.c (rescan_loop_exit, record_loop_exits,
11533 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
11534 loop_preheader_edge, single_exit): Ditto.
11535 (flow_loops_find): Do not clear loops->state.
11536 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
11537 loops_state_clear): New functions.
11539 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11541 PR middle-end/32399
11542 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11543 when adding to the base and convert ELT to sizetype instead of type.
11545 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11547 PR middle-end/32304
11548 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
11549 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
11551 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11553 PR middle-end/32935
11554 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
11555 correct type the negate expression.
11557 2007-08-03 Jan Hubicka <jh@suse.cz>
11559 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
11562 2007-08-03 David Edelsohn <edelsohn@gnu.org>
11564 * config/rs6000/rs6000.c (struct processor_cost): Change
11565 l1_cache_lines to l1_cache_size. Add l2_cache_size.
11566 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
11568 (rios1_costs, rios2_cost): Correct cache line size.
11569 (rs6000_override_options): Set l2-cache-size parameter.
11571 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11572 Diego Novillo <dnovillo@google.com>
11575 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
11576 if the range includes 0.
11578 2007-08-03 Ben Elliston <bje@au.ibm.com>
11580 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
11581 mode to unspec expressions to silence a warning from the generator
11584 2007-08-02 Steve Ellcey <sje@cup.hp.com>
11586 * config/ia64/constraints.md ("U"): Make constraint vector only.
11588 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11590 PR middle-end/25446
11591 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
11592 always_inline attribute on the function decl.
11594 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11596 PR middle-end/25445
11597 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
11598 if we are compiling with -fPIC.
11600 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
11601 Nigel Stephens <nigel@mips.com>
11603 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
11604 Define for MIPS32 and MIPS64.
11606 2007-08-02 Nick Clifton <nickc@redhat.com>
11608 * config/host-hpux.c: Change copyright header to refer to version
11609 3 of the GNU General Public License and to point readers at the
11610 COPYING3 file and the FSF's license web page.
11611 * config/alpha/predicates.md, config/alpha/vms-ld.c,
11612 config/alpha/linux.h, config/alpha/alpha.opt,
11613 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
11614 config/alpha/vms-unwind.h, config/alpha/ev4.md,
11615 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
11616 config/alpha/alpha.h, config/alpha/sync.md,
11617 config/alpha/openbsd.h, config/alpha/alpha.md,
11618 config/alpha/alpha-modes.def, config/alpha/ev5.md,
11619 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
11620 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
11621 config/alpha/constraints.md, config/alpha/osf.h,
11622 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
11623 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
11624 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
11625 config/frv/frv-asm.h, config/frv/frv-protos.h,
11626 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
11627 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
11628 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
11629 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
11630 config/s390/s390.opt, config/s390/s390-modes.def,
11631 config/s390/fixdfdi.h, config/s390/constraints.md,
11632 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
11633 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
11634 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
11635 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
11636 config/m32c/prologue.md, config/m32c/m32c.abi,
11637 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
11638 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
11639 config/m32c/t-m32c, config/m32c/m32c-modes.def,
11640 config/m32c/jump.md, config/m32c/shift.md,
11641 config/m32c/m32c-protos.h, config/libgloss.h,
11642 config/spu/spu-protos.h, config/spu/predicates.md,
11643 config/spu/spu-builtins.h, config/spu/spu.c,
11644 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
11645 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
11646 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
11647 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
11648 config/sparc/hypersparc.md, config/sparc/predicates.md,
11649 config/sparc/linux.h, config/sparc/sp64-elf.h,
11650 config/sparc/supersparc.md, config/sparc/cypress.md,
11651 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
11652 config/sparc/niagara.md, config/sparc/sparc.md,
11653 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
11654 config/sparc/sparc.opt, config/sparc/sync.md,
11655 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
11656 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
11657 config/sparc/sparc.c, config/sparc/little-endian.opt,
11658 config/sparc/sysv4-only.h, config/sparc/sparc.h,
11659 config/sparc/linux64.h, config/sparc/freebsd.h,
11660 config/sparc/sol2.h, config/sparc/rtemself.h,
11661 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
11662 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
11663 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
11664 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
11665 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
11666 config/m32r/linux.h, config/m32r/constraints.md,
11667 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
11668 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
11669 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
11670 config/i386/i386.md, config/i386/netware-crt0.c,
11671 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
11672 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
11673 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
11674 config/i386/sol2.h, config/i386/constraints.md,
11675 config/i386/netware-libgcc.c, config/i386/sysv5.h,
11676 config/i386/predicates.md, config/i386/geode.md,
11677 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
11678 config/i386/freebsd64.h, config/i386/vxworksae.h,
11679 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
11680 config/i386/rtemself.h, config/i386/netbsd-elf.h,
11681 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
11682 config/i386/netware.h, config/i386/i386-modes.def,
11683 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
11684 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
11685 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
11686 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
11687 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
11688 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
11689 config/i386/xm-mingw32.h, config/i386/linux64.h,
11690 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
11691 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
11692 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
11693 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
11694 config/i386/cygwin2.c, config/i386/i386-protos.h,
11695 config/i386/sync.md, config/i386/openbsd.h,
11696 config/i386/host-mingw32.c, config/i386/i386-aout.h,
11697 config/i386/nto.h, config/i386/biarch64.h,
11698 config/i386/i386-coff.h, config/i386/freebsd.h,
11699 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
11700 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
11701 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
11702 config/darwin-protos.h, config/linux.opt, config/sol2.c,
11703 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
11704 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
11705 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
11706 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
11707 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
11708 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
11709 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
11710 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
11711 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
11712 config/sh/superh64.h, config/sh/rtemself.h,
11713 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
11714 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
11715 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
11716 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
11717 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
11718 config/avr/predicates.md, config/avr/constraints.md,
11719 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
11720 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
11721 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
11722 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
11723 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
11724 config/c4x/c4x-modes.def, config/c4x/rtems.h,
11725 config/c4x/predicates.md, config/c4x/c4x.h,
11726 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
11727 config/xtensa/predicates.md, config/xtensa/xtensa.c,
11728 config/xtensa/linux.h, config/xtensa/xtensa.h,
11729 config/xtensa/elf.h, config/xtensa/xtensa.md,
11730 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
11731 config/xtensa/xtensa-protos.h, config/dbx.h,
11732 config/stormy16/predicates.md, config/stormy16/stormy16.md,
11733 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
11734 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
11735 config/host-solaris.c, config/fr30/fr30.h,
11736 config/fr30/predicates.md, config/fr30/fr30-protos.h,
11737 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
11738 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
11739 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
11740 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
11741 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
11742 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
11743 config/host-linux.c, config/interix3.h, config/cris/cris.c,
11744 config/cris/predicates.md, config/cris/linux.h,
11745 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
11746 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
11747 config/cris/aout.opt, config/cris/cris-protos.h,
11748 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
11749 config/iq2000/iq2000.h, config/iq2000/predicates.md,
11750 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
11751 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
11752 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
11753 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
11754 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
11755 config/chorus.h, config/mn10300/mn10300.c,
11756 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
11757 config/mn10300/mn10300.h, config/mn10300/linux.h,
11758 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
11759 config/mn10300/mn10300.md, config/ia64/predicates.md,
11760 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
11761 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
11762 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
11763 config/ia64/freebsd.h, config/ia64/ia64.md,
11764 config/ia64/ia64-modes.def, config/ia64/constraints.md,
11765 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
11766 config/gofast.h, config/rtems.h, config/sol2-10.h,
11767 config/m68k/predicates.md, config/m68k/m68k.md,
11768 config/m68k/linux.h, config/m68k/m68k-modes.def,
11769 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
11770 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
11771 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
11772 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
11773 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
11774 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
11775 config/m68k/constraints.md, config/m68k/rtemself.h,
11776 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
11777 config/m68k/uclinux.h, config/rs6000/power4.md,
11778 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
11779 config/rs6000/linux.h, config/rs6000/eabi.h,
11780 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
11781 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
11782 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
11783 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
11784 config/rs6000/windiss.h, config/rs6000/603.md,
11785 config/rs6000/aix41.h, config/rs6000/cell.md,
11786 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
11787 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
11788 config/rs6000/darwin.md, config/rs6000/darwin64.h,
11789 config/rs6000/default64.h, config/rs6000/7xx.md,
11790 config/rs6000/darwin.opt, config/rs6000/spe.md,
11791 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
11792 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
11793 config/rs6000/7450.md, config/rs6000/linux64.h,
11794 config/rs6000/constraints.md, config/rs6000/440.md,
11795 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
11796 config/rs6000/rs6000.c, config/rs6000/aix52.h,
11797 config/rs6000/rs6000.h, config/rs6000/power6.md,
11798 config/rs6000/predicates.md, config/rs6000/altivec.md,
11799 config/rs6000/aix64.opt, config/rs6000/rios1.md,
11800 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
11801 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
11802 config/rs6000/darwin7.h, config/rs6000/dfp.md,
11803 config/rs6000/linux64.opt, config/rs6000/sync.md,
11804 config/rs6000/vxworksae.h, config/rs6000/power5.md,
11805 config/rs6000/lynx.h, config/rs6000/biarch64.h,
11806 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
11807 config/rs6000/eabispe.h, config/rs6000/e500.h,
11808 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
11809 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
11810 config/rs6000/aix.h, config/rs6000/vxworks.h,
11811 config/rs6000/40x.md, config/rs6000/aix51.h,
11812 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
11813 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
11814 config/arc/arc.h, config/mcore/mcore-elf.h,
11815 config/mcore/mcore-protos.h, config/mcore/predicates.md,
11816 config/mcore/mcore.md, config/mcore/mcore.c,
11817 config/mcore/mcore.opt, config/mcore/mcore.h,
11818 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
11819 config/score/predicates.md, config/score/score-version.h,
11820 config/score/score-protos.h, config/score/misc.md,
11821 config/score/elf.h, config/score/score.c, config/score/mac.md,
11822 config/score/score7.md, config/score/score.h,
11823 config/score/score-conv.h, config/score/score-mdaux.c,
11824 config/score/score.md, config/score/score.opt,
11825 config/score/score-modes.def, config/score/score-mdaux.h,
11826 config/score/mul-div.S, config/arm/uclinux-elf.h,
11827 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
11828 config/arm/symbian.h, config/arm/linux-elf.h,
11829 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
11830 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
11831 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
11832 config/arm/strongarm-pe.h, config/arm/arm.h,
11833 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
11834 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
11835 config/arm/arm-modes.def, config/arm/linux-eabi.h,
11836 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
11837 config/arm/arm-cores.def, config/arm/arm-protos.h,
11838 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
11839 config/arm/wince-pe.h, config/arm/neon.md,
11840 config/arm/constraints.md, config/arm/neon.ml,
11841 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
11842 config/arm/arm.opt, config/arm/arm926ejs.md,
11843 config/arm/predicates.md, config/arm/iwmmxt.md,
11844 config/arm/arm_neon.h, config/arm/unknown-elf.h,
11845 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
11846 config/arm/neon-testgen.ml, config/arm/arm.md,
11847 config/arm/xscale-coff.h, config/arm/pe.c,
11848 config/arm/arm-generic.md, config/arm/pe.h,
11849 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
11850 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
11851 config/arm/strongarm-elf.h, config/arm/cirrus.md,
11852 config/arm/netbsd-elf.h, config/arm/vxworks.h,
11853 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
11854 config/pa/predicates.md, config/pa/pa64-hpux.h,
11855 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
11856 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
11857 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
11858 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
11859 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
11860 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
11861 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
11862 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
11863 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
11864 config/pa/pa64-regs.h, config/pa/pa-modes.def,
11865 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
11866 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
11867 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
11868 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
11869 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
11870 config/mips/linux64.h, config/mips/elforion.h,
11871 config/mips/constraints.md, config/mips/generic.md,
11872 config/mips/predicates.md, config/mips/4300.md,
11873 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
11874 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
11875 config/mips/5k.md, config/mips/vr4120-div.S,
11876 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
11877 config/mips/mips-protos.h, config/mips/6000.md,
11878 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
11879 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
11880 config/mips/mips-modes.def, config/mips/vr.h,
11881 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
11882 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
11883 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
11884 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
11885 config/vax/openbsd1.h, config/vax/netbsd.h,
11886 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
11887 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
11888 config/h8300/rtems.h, config/h8300/predicates.md,
11889 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
11890 config/h8300/h8300.md, config/h8300/h8300.opt,
11891 config/h8300/coff.h, config/h8300/h8300-protos.h,
11892 config/v850/v850.md, config/v850/predicates.md,
11893 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
11894 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
11895 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
11896 config/mmix/mmix.h, config/mmix/predicates.md,
11897 config/mmix/mmix-protos.h, config/mmix/mmix.md,
11898 config/mmix/mmix.c, config/mmix/mmix.opt,
11899 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
11900 config/bfin/rtems.h, config/bfin/bfin-modes.def,
11901 config/bfin/predicates.md, config/bfin/bfin-protos.h,
11902 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
11905 2007-08-02 Richard Sandiford <richard@codesourcery.com>
11907 * emit-rtl.c (reset_used_decls): Rename to...
11908 (set_used_decls): ...this. Set the used flag rather than clearing it.
11909 (unshare_all_rtl_again): Update accordingly. Set flags on argument
11910 DECL_RTLs rather than resetting them.
11912 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
11914 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
11916 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11918 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
11919 argument to find_reloads_address.
11921 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
11923 PR tree-optimization/32919
11924 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
11925 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
11926 (coalesce_ssa_name): Call it.
11928 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11929 David Ung <davidu@mips.com>
11931 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
11932 (__mips16_unorddf2, __mips16_floatunsidf): New.
11933 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
11935 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
11937 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11939 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
11940 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
11941 * tree.h (OMP_SECTIONS_CONTROL): New macro.
11942 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
11943 * omp-low.c (get_ws_args_for, determine_parallel_type,
11944 expand_omp_for_generic, expand_omp_for_static_nochunk,
11945 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
11946 Work with more precise CFG.
11947 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
11948 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
11950 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
11951 * gimple-low.c (lower_stmt): Ditto.
11952 * tree-inline.c (estimate_num_insns_1): Ditto.
11953 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
11954 (OMP_SECTIONS_SWITCH): New.
11955 * tree-cfgcleanup.c (cleanup_omp_return): New.
11956 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
11957 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
11958 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
11959 (tree_redirect_edge_and_branch): Handle omp constructs.
11961 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
11962 with three arguments.
11964 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11966 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
11967 in loop closed ssa.
11969 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11971 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
11972 the loop structures may need fixing.
11973 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
11975 (cleanup_tree_cfg_loop): Removed.
11976 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
11977 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
11978 instead of running cleanup_tree_cfg_loop.
11979 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
11980 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
11981 (tree_predictive_commoning): Declaration changed.
11982 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
11984 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11986 * doc/invoke.texi (l1-cache-size): Update documentation.
11987 (l2-cache-size): Document.
11988 * params.h (L2_CACHE_SIZE): New macro.
11989 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
11990 that L1_CACHE_SIZE is in kB now.
11991 (L2_CACHE_SIZE_BYTES): New macro.
11992 (tree_ssa_prefetch_arrays): Show size in kB.
11993 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
11994 and l2_cache_size fields.
11995 * config/i386/driver-i386.c (describe_cache): Detect cache size
11997 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
11998 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
11999 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
12000 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
12001 (override_options): Set l1-cache-size and l2-cache-size to default
12002 values if not specified otherwise.
12003 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
12004 (PARAM_L2_CACHE_SIZE): New.
12006 2007-08-01 Nigel Stephens <nigel@mips.com>
12007 David Ung <davidu@mips.com>
12008 Thiemo Seufer <ths@mips.com>
12009 Chris Dearman <chris@mips.com>
12010 Richard Sandiford <richard@codesourcery.com>
12012 * config.gcc (mips*-sde-elf*): New stanza.
12013 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
12014 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
12015 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
12016 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
12017 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
12018 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
12020 * config/mips/sde.h: New file.
12021 * config/mips/t-libgcc-mips16: Likewise.
12022 * config/mips/t-sde: Likewise.
12023 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
12024 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
12025 _MIPS_FPSET and _MIPS_SZINT.
12026 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
12027 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
12028 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
12029 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
12030 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12031 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12032 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
12033 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
12034 _MIPS_SZPTR and _MIPS_FPSET.
12035 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
12036 architecture is specified.
12037 (MIPS_32BIT_OPTION_SPEC): New macro.
12039 2007-07-31 Dan Hipschman <dsh@google.com>
12041 * gcc.c (end_going_arg): New function.
12042 (do_spec_2): Use it.
12043 (do_spec_1): Use it.
12045 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
12047 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
12048 only if ENABLE_CHECKING is defined.
12050 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
12052 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
12053 df_ru_add_problem, df_ru_get_bb_info): Removed.
12054 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
12055 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
12056 df_ru_free_bb_info, df_ru_alloc,
12057 df_ru_bb_local_compute_process_def,
12058 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
12059 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
12060 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
12061 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
12062 df_ru_add_problem): Removed.
12064 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12067 * pa.md (casesi32): Use match_scratch. Revise insn condition.
12068 (casesi32p, casesi64p): Likewise.
12069 (casesi): Adjust for above.
12071 2007-07-31 Richard Sandiford <richard@codesourcery.com>
12073 * mode-switching.c (create_pre_exit): Don't search past calls.
12075 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
12077 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
12079 2007-07-31 Revital Eres <eres@il.ibm.com>
12081 * ddg.c (add_deps_for_def): Rename to...
12082 (add_cross_iteration_register_deps): This. Change implementation
12083 to use only reaching def and def-use chains to construct the
12084 inter loop dependencies.
12085 (add_deps_for_use): Remove function.
12086 (build_inter_loop_deps): Call add_cross_iteration_register_deps
12087 function to build the inter loop dependencies.
12088 * modulo-sched.c (sms_schedule): Build only
12089 reaching def and def-use chains for the propose of the ddg
12092 2007-07-31 Julian Brown <julian@codesourcery.com>
12094 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
12095 New define_insns. Use correct RTL.
12096 (vec_set<mode>): Write as expander.
12098 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
12100 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
12101 to an unallocated space.
12103 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
12106 (split_constant_offset): Enable split_constant_offset to extract
12107 constants from other statements.
12108 * tree-vect-transform.c
12109 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
12110 to a temp var. Force base_offset to be simple.
12112 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
12114 * df-scan.c (df_scan_verify): Remove artificial limit on
12115 the number of blocks for verification.
12116 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
12117 df_simulate_defs): Avoid unnecessary insn checking for defs.
12119 2007-07-29 Mark Mitchell <mark@codesourcery.com>
12121 * config/m68k/lb1sf68.asm (FUNC): New macro.
12122 (__mulsi3): Use it.
12123 (__udivsi3): Likewise.
12124 (__divsi3): Likewise.
12125 (__umodsi3): Likewise.
12126 (__modsi3): Likewise.
12127 (__subdf3): Likewise.
12128 (__adddf3): Likewise.
12129 (__muldf3): Likewise.
12130 (__divdf3): Likewise.
12131 (__negdf2): Likewise.
12132 (__cmpdf2): Likewise.
12133 (__subsf3): Likewise.
12134 (__addsf3): Likewise.
12135 (__mulsf3): Likewise.
12136 (__divsf3): Likewise.
12137 (__negsf2): Likewise.
12138 (__cmpsf2): Likewise.
12139 (__eqdf2): Likewise.
12140 (__nedf2): Likewise.
12141 (__gtdf2): Likewise.
12142 (__gedf2): Likewise.
12143 (__ltdf2): Likewise.
12144 (__ledf2): Likewise.
12145 (__eqsf2): Likewise.
12146 (__nesf2): Likewise.
12147 (__gtsf2): Likewise.
12148 (__gesf2): Likewise.
12149 (__ltsf2): Likewise.
12150 (__lesf2): Likewise.
12152 2007-07-30 Ollie Wild <aaw@google.com>
12154 * c-ppoutput.c (print_lines_directives_only): New function.
12155 (scan_translation_unit_directives_only): New function.
12156 (preprocess_file): Add call to scan_translation_unit_directives_only.
12157 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
12158 (sanitize_cpp_opts): Add default flag_dump_macros setting for
12159 -fdirectives-only. Add errors for -fdirectives-only conflict with
12160 -Wunused-macros and -traditional.
12161 (finish_options): Add builtin macro initialization for
12162 -fdirectives-only + -fpreprocessed.
12163 * c.opt (fdirectives-only): New.
12164 * doc/cppopts.texi (fdirectives-only): New.
12166 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12168 * alias.c (record_set, memory_modified_1): Constify.
12169 * bt-load.c (note_btr_set): Likewise.
12170 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
12171 * combine.c (set_nonzero_bits_and_sign_copies,
12172 expand_field_assignment, record_dead_and_set_regs_1,
12173 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
12174 likely_spilled_retval_1): Likewise.
12175 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
12176 frv_io_handle_set): Likewise.
12177 * config/mips/mips.c (mips_sim_record_set,
12178 vr4130_true_reg_dependence_p_1): Likewise.
12179 * config/mt/mt.c (insn_dependent_p_1): Likewise.
12180 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
12181 * config/sh/sh.c (flow_dependent_p_1): Likewise.
12182 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
12183 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
12184 * ddg.c (mark_mem_store): Likewise.
12185 * df-problems.c (df_urec_mark_reg_change): Likewise.
12186 * function.c (update_epilogue_consts): Likewise.
12187 * gcse.c (record_set_info, record_last_set_info,
12188 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
12189 reg_clear_last_set): Likewise.
12190 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
12192 * jump.c (reversed_comparison_code_parts): Likewise.
12193 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
12194 reg_is_set): Likewise.
12195 * loop-iv.c (mark_altered): Likewise.
12196 * mode-switching.c (reg_becomes_live): Likewise.
12197 * optabs.c (no_conflict_move_test): Likewise.
12198 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
12200 * postreload.c (reload_combine_note_store, move2add_note_store):
12202 * regmove.c (flags_set_1): Likewise.
12203 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
12205 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
12207 * resource.c (update_live_status): Likewise.
12208 * rtl.h (set_of, note_stores): Likewise.
12209 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
12210 note_stores, parms_set): Likewise.
12211 * sched-rgn.c (sets_likely_spilled_1): Likewise.
12212 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
12214 * var-tracking.c (count_stores, add_stores): Likewise.
12216 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12218 * alias.c (mems_in_disjoint_alias_sets_p,
12219 fixed_scalar_and_varying_struct_p, aliases_everything_p,
12220 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
12221 write_dependence_p, mems_in_disjoint_alias_sets_p,
12222 read_dependence, true_dependence, canon_true_dependence,
12223 anti_dependence, output_dependence): Constify.
12224 * combine.c (extended_count): Likewise.
12225 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
12226 * cselib.c (get_value_hash, references_value_p,
12227 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
12228 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
12229 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
12230 * function.c (contains, prologue_epilogue_contains,
12231 sibcall_epilogue_contains): Likewise.
12232 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
12233 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
12234 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
12235 reg_or_subregno): Likewise.
12236 * recog.c (asm_noperands): Likewise.
12237 * reload1.c (function_invariant_p): Likewise.
12238 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
12239 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
12240 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
12241 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
12242 true_regnum, reg_or_subregno, condjump_in_parallel_p,
12243 extended_count, prologue_epilogue_contains,
12244 sibcall_epilogue_contains, function_invariant_p, true_dependence,
12245 canon_true_dependence, read_dependence, anti_dependence,
12246 output_dependence): Likewise.
12247 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
12249 2007-07-30 Julian Brown <julian@codesourcery.com>
12251 * config/arm/neon.md (V_ext): New mode attribute.
12252 (neon_vget_lane<mode>): Replace with define_expand.
12253 (neon_vget_lane<mode>_sext_internal)
12254 (neon_vget_lane<mode>_zext_internal): New define_insns for double
12255 and quad precision vectors.
12256 (neon_vget_lanedi): Add bounds check. Remove dead comment.
12257 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
12258 have typeless 32-bit result.
12260 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12263 * tree-affine.h (aff_tree): The type of rest is sizetype for types
12265 * tree-affine.c (aff_combination_scale): If type is a pointer type,
12266 use sizetype for rest.
12267 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
12268 (aff_combination_convert): Don't convert rest for pointer types.
12270 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12272 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
12274 * tree-ssa-alias.c: Add alloc-pool.h.
12275 (init_alias_info): Free alias_bitmap_obstack.
12276 (delete_alias_info): Call delete_mem_ref_stats.
12277 (get_mem_sym_stats_for): Use alloc_pool.
12278 (init_mem_ref_stats): Do not delete mem_ref_stats here.
12279 (delete_mem_sym_stats): Removed.
12281 2007-07-29 Sebastian Pop <sebpop@gmail.com>
12283 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
12284 functions cannot be represented as classical distance vectors.
12286 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12288 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
12289 * builtins.c (validate_arg, builtin_mathfn_code,
12290 validate_arglist): Likewise.
12291 * calls.c (call_expr_flags): Likewise.
12292 * combine.c (reg_nonzero_bits_for_combine,
12293 reg_num_sign_bit_copies_for_combine, get_last_value,
12294 reg_truncated_to_mode): Likewise.
12295 * emit-rtl.c (subreg_lowpart_p): Likewise.
12296 * expr.c (highest_pow2_factor_for_target,
12297 categorize_ctor_elements_1, categorize_ctor_elements,
12298 count_type_elements, contains_packed_reference,
12299 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
12300 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
12301 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
12302 native_encode_int, native_encode_real, native_encode_complex,
12303 native_encode_vector, native_encode_expr, native_interpret_int,
12304 native_interpret_real, native_interpret_complex,
12305 native_interpret_vector, native_interpret_expr): Likewise.
12306 * function.c (use_register_for_decl): Likewise.
12307 * gimplify.c (get_name): Likewise.
12308 * langhooks-def.h (lhd_return_null_const_tree): New.
12309 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
12310 * langhooks.c (lhd_return_null_const_tree): New.
12311 * langhooks.h (lang_get_callee_fndecl): Constify.
12312 * output.h (constructor_static_from_elts_p): Likewise.
12313 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
12314 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
12315 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
12316 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
12317 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
12318 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
12319 * rtlhooks-def.h (reg_nonzero_bits_general,
12320 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
12322 * rtlhooks.c (reg_num_sign_bit_copies_general,
12323 reg_nonzero_bits_general, reg_truncated_to_mode_general):
12325 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
12326 * stor-layout.c (mode_for_size_tree): Likewise.
12327 * tree-ssa-loop-im.c (memref_eq): Likewise.
12328 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
12329 * tree.c (contains_placeholder_p, type_list_equal,
12330 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
12332 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
12333 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
12334 contains_placeholder_p, contains_packed_reference,
12335 get_callee_fndecl, operand_equal_for_phi_arg_p,
12336 warn_if_unused_value, is_body_block, native_encode_expr,
12337 native_interpret_expr, fold_convertible_p, operand_equal_p,
12338 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
12339 validate_arglist, simple_cst_equal, type_list_equal,
12340 use_register_for_decl, call_expr_flags, get_name,
12341 highest_pow2_factor): Likewise.
12342 (const_call_expr_arg_iterator_d,
12343 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
12344 first_const_call_expr_arg, more_const_call_expr_args_p,
12345 FOR_EACH_CONST_CALL_EXPR_ARG): New.
12346 * varasm.c (constructor_static_from_elts_p): Constify.
12348 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
12350 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
12351 config/arm/neon-schedgen.ml, config/arm/neon.ml,
12352 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
12353 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
12354 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
12355 tree-vect-transform.c, tree.def: Fix comment typos. Follow
12356 spelling conventions.
12357 * doc/invoke.texi: Follow spelling conventions.
12359 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
12360 Revital Eres <eres@il.ibm.com>
12362 * modulo-sched.c (sms_schedule): Avoid loops which includes
12363 auto-increment instructions.
12365 2007-07-28 Richard Guenther <rguenther@suse.de>
12367 PR middle-end/32920
12368 * fold-const.c (fold_cond_expr_with_comparison): Convert
12369 operand zero of MIN/MAX_EXPR to correct type.
12371 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12373 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
12374 flags_from_decl_or_type): Constify.
12375 * gcc.c (do_spec_1): Likewise.
12376 * print-tree.c (dump_addr, print_node_brief): Likewise.
12377 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
12378 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
12379 tree_purge_all_dead_eh_edges): Likewise.
12380 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
12381 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
12383 * tree.c (expr_location, expr_has_location, expr_locus,
12384 expr_filename, expr_lineno, get_inner_array_type,
12385 fields_compatible_p): Likewise.
12386 * tree.h (get_inner_array_type, fields_compatible_p,
12387 expr_location, expr_has_location, expr_locus, expr_filename,
12388 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
12389 setjmp_call_p, alloca_call_p): Likewise.
12391 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12393 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
12394 TV_FLOW_INSENSITIVE.
12396 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
12398 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
12399 (compute_flow_insensitive_aliasing): Ditto for
12400 TV_FLOW_INSENSITIVE.
12402 2007-07-27 Jan Hubicka <jh@suse.cz>
12404 * config/i386/i386.c (register_move_cost): Remove accidentally
12405 comitted #if 0 block.
12407 * attribs.c: Include hashtab.h
12408 (attribute_hash): New.
12409 (substring): New structure.
12410 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
12412 (init_attributes): Initialize attribute hash.
12413 (decl_attributes): Use attribute hash.
12414 * Makefile.in (attribs.c): Depend on hashtab.h.
12416 2007-07-27 Steve Ellcey <sje@cup.hp.com>
12418 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
12420 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12422 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
12423 __mips_dspr2 and __mips_dsp_rev macros.
12424 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
12426 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
12428 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
12430 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
12432 PR middle-end/32749
12434 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
12435 and the updating of the live and do_not_gen sets.
12436 (df_note_bb_compute): Added updating of live and do_not_gen sets
12437 for regular defs so that the case of clobber inside conditional
12438 call is processed correctly.
12440 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
12442 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
12443 operands with compatible type.
12445 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12447 * expr.h (store_bit_field): Don't return a value.
12448 * expmed.c (check_predicate_volatile_ok): New function.
12449 (store_bit_field_1): New function, extracted from store_bit_field.
12450 Take a fallback_p argument and return true if the operation succeeded.
12451 Only use store_fixed_bit_field if fallback_p. Don't recompute
12452 mode_for_extraction; use op_mode instead. Try forcing memories
12453 into registers if the insv expander fails.
12454 (store_bit_field): Use store_bit_field_1 with fallback_p true.
12455 Don't return a value.
12456 (convert_extracted_bit_field): New function, extracted from
12458 (extract_bit_field_1): Likewise. Take a fallback_p argument
12459 and return NULL if the operation succeeded. Only use
12460 extract_fixed_bit_field if fallback_p. Only calculate one
12461 extraction mode. Combine code for extv and extzv. Try forcing
12462 memories into registers if the ext(z)v expander fails.
12463 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
12465 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12467 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
12469 (df_ref): Likewise. Put regno with other integer fields.
12471 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12473 * df.h (df_mw_hardreg): Remove "loc" field.
12474 * df-scan.c (df_ref_record): Don't set it. Remove redundant
12476 * df-problems.c (df_whole_mw_reg_unused_p): New function,
12477 split out from df_set_unused_notes_for_mw. Return false for
12478 partial references. Assert that mw_reg is a REG when returning true.
12479 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
12480 (df_whole_mw_reg_dead_p): New function, split out from
12481 df_set_dead_notes_for_mw. Return false for partial references.
12482 Assert that mw_reg is a REG when returning true.
12483 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
12484 Remove redundant bitmap check.
12486 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
12488 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
12489 ($(T)crtend.o): Likwise.
12490 ($(T)crtbeginS.o): Likwise.
12491 ($(T)crtendS.o): Likwise.
12492 ($(T)crtfastmath.o): Likwise.
12494 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
12496 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
12497 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
12498 * basic-block.h (struct control_flow_graph): Added x_dom_computed
12499 and x_n_bbs_in_dom_tree fields.
12501 2007-07-26 Steve Ellcey <sje@cup.hp.com>
12503 PR tree-optimization/32087
12504 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
12505 Do not call scale_bbs_frequencies_int with prob of zero.
12507 2007-07-26 Julian Brown <julian@codesourcery.com>
12509 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
12510 (neon_element_bits): Add prototypes.
12511 * config/arm/arm.c (bounds_check, neon_lane_bounds)
12512 (neon_const_bounds, neon_element_bits): New functions.
12513 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
12514 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
12515 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
12516 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
12517 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
12518 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
12519 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
12520 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
12521 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
12522 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
12523 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
12524 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
12525 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
12527 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
12529 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
12530 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
12532 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
12533 Julian Brown <julian@codesourcery.com>
12535 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
12536 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
12537 * config/arm/cortex-a8.md: New.
12538 * config/arm/cortex-a8-neon.md: New.
12539 * config/arm/neon-schedgen.ml: New.
12540 * config/arm/neon.md (vqh_mnem): New.
12542 (Is_float_mode): New.
12543 (Scalar_mul_8_16): New.
12545 (V_mode_nunits): New.
12546 (All instruction patterns): Annotate with neon_type attribute
12548 * config/arm/arm.md: Include cortex-a8.md.
12549 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
12551 Annotate instruction patterns accordingly.
12552 (generic_sched): Do not use generic scheduling for Cortex-A8.
12553 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
12555 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
12557 * fold-const.c (fold_read_from_constant_string): Use
12558 build_int_cst_type.
12559 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
12561 2007-07-26 Nick Clifton <nickc@redhat.com>
12563 * tree-ssa-operands.h: Change copyright header to refer to version
12564 3 of the GNU General Public License and to point readers at the
12565 COPYING3 file and the FSF's license web page.
12566 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
12567 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
12568 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
12569 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
12570 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
12571 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
12572 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
12573 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
12574 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
12575 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
12576 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
12577 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
12578 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
12579 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
12580 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
12581 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
12582 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
12583 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
12584 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
12585 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
12586 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
12587 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
12588 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
12589 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
12590 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
12591 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
12592 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
12593 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
12594 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
12595 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
12596 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
12597 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
12598 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
12599 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
12600 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
12601 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
12602 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
12603 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
12604 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
12605 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
12606 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
12607 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
12608 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
12609 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
12610 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
12611 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
12612 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
12613 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
12614 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
12615 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
12616 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
12617 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
12618 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
12619 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
12620 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
12621 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
12622 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
12623 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
12624 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
12625 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
12626 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
12627 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
12628 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
12629 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
12630 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
12631 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
12632 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
12633 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
12634 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
12635 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
12636 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
12637 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
12638 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
12639 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
12640 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
12641 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
12642 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
12643 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
12644 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
12645 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
12646 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
12647 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
12648 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
12649 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
12650 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
12651 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
12652 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
12653 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
12654 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
12655 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
12656 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
12657 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
12658 vecprim.h, basic-block.h, tree-ssa-structalias.c,
12659 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
12660 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
12661 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
12662 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
12663 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
12664 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
12665 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
12666 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
12667 convert.c, convert.h, langhooks-def.h, reload1.c,
12668 tree-ssa-operands.c: Likewise.
12670 2007-07-26 Jan Hubicka <jh@suse.cz>
12672 * tree-ssa-live.c: Include debug.h and flags.h.
12673 (mark_scope_block_unused): New function.
12674 (remove_unused_scope_block_p): New function.
12675 (remove_unused_locals): Remove unused blocks too.
12677 2007-07-25 Ian Lance Taylor <iant@google.com>
12679 * combine.c (combine_max_regno): Remove. Remove all uses.
12680 (struct reg_stat_struct): Rename from struct reg_stat.
12681 (reg_stat_type): Define, and declare VECs.
12682 (reg_stat): Change from pointer to VEC. Change all uses.
12683 (combine_split_insns): New static function.
12684 (try_combine, find_split_point): Call it instead of split_insns.
12686 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12688 * cfghooks.c (split_block): Fix the information about loop latch.
12690 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12692 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
12694 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12696 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12697 Scan the new edge for loop exit info.
12699 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
12701 * config/darwin.c: Include debug.h.
12703 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12706 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
12708 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12710 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
12711 (HARD_REGNO_MODE_OK): Ditto.
12712 (MODES_TIEABLE_P): Ditto.
12713 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
12714 (CLASS_MAX_NREGS): Ditto.
12715 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
12716 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
12717 (divdf3_internal_thr): Removed.
12718 * config/ia64/div.md: New file.
12719 * config/ia64/constraints.md: Add H constraint.
12721 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12723 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
12724 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
12725 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
12726 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
12727 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
12728 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
12729 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
12730 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
12731 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
12732 dump_sbitmap_file, debug_sbitmap, popcount_table,
12733 sbitmap_popcount): Constify.
12734 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
12735 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
12736 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
12737 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
12738 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
12739 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
12740 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
12741 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
12742 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
12743 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
12744 sbitmap_popcount, sbitmap_verify_popcount): Constify.
12746 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12748 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
12749 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
12750 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
12751 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
12752 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
12753 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
12754 bitmap_intersect_p, bitmap_intersect_compl_p,
12755 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
12756 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
12758 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
12759 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
12760 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
12761 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
12762 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
12763 debug_bitmap, debug_bitmap_file, bitmap_print,
12764 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
12765 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
12767 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
12769 * config/darwin.c (darwin_override_options): Additional fix for
12770 debug info formats that don't support var tracking.
12772 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12774 * cselib.c (entry_and_rtx_equal_p): Constify.
12775 * gengtype.c (output_mangled_typename, write_types, write_local):
12777 * gengtype.h (const_type_p): New.
12778 * see.c (eq_descriptor_extension, hash_descriptor_extension):
12780 * tlink.c (scan_linker_output): De-constify.
12781 * tree-ssa-loop-im.c (memref_eq): Constify.
12782 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
12783 (shared_bitmap_hash, shared_bitmap_eq): Constify.
12785 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12787 * c-common.c (fname_as_string, c_type_hash): Constify.
12788 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12789 * cgraph.c (edge_hash, edge_eq): Likewise.
12790 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
12791 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
12792 reg_attrs_htab_eq): Likewise.
12793 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
12795 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
12796 const_decl_t, const_state_t, const_automata_list_el_t): New.
12797 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
12798 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
12799 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
12800 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
12801 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
12802 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
12803 compare_max_occ_cycle_nums, out_state_arcs_num,
12804 compare_transition_els_num, units_cmp, state_reservs_cmp):
12806 * genmodes.c (cmp_modes): Likewise.
12807 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
12808 * gimplify.c (compare_case_labels): Likewise.
12809 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
12810 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
12811 * matrix-reorg.c (mtt_info_hash): Likewise.
12812 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
12813 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
12814 (htab_hash_bucket, htab_hash_elem): Constify.
12815 * tree-browser.c (TB_parent_eq): Likewise.
12816 * tree-scalar-evolution.c (hash_scev_info): Likewise.
12817 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
12818 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
12819 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
12821 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
12822 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
12823 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
12824 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
12825 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
12827 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
12828 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
12829 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
12830 * tree-ssa-threadupdate.c (redirection_data_hash,
12831 redirection_data_eq): Likewise.
12832 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
12833 * tree-ssa.c (var_ann_eq): Likewise.
12834 * tree-vrp.c (compare_case_labels): Likewise.
12835 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
12836 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
12837 tree_not_check_failed, tree_class_check_failed,
12838 tree_range_check_failed, tree_not_class_check_failed,
12839 omp_clause_check_failed, omp_clause_range_check_failed,
12840 tree_contains_struct_check_failed, tree_operand_check_failed):
12842 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
12843 tree_not_check_failed, tree_class_check_failed,
12844 tree_range_check_failed, tree_not_class_check_failed,
12845 tree_operand_check_failed, omp_clause_operand_check_failed,
12846 tree_operand_length): Likewise.
12847 * var-tracking.c (const_variable): New.
12848 (variable_htab_hash, variable_htab_eq): Constify.
12849 * varasm.c (const_desc_hash): Likewise.
12851 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12853 * expr.c (handled_component_p): Constify.
12854 * fold-const.c (fit_double_type): Likewise.
12855 * real.h (real_value_from_int_cst): Likewise.
12856 * tree-flow-inline.h (gimple_in_ssa_p,
12857 gimple_aliases_computed_p, gimple_addressable_vars,
12858 gimple_call_clobbered_vars, gimple_referenced_vars,
12859 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
12860 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
12861 may_aliases, end_readonly_imm_use_p, has_zero_uses,
12862 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
12863 is_label_stmt, is_global_var, phi_ssa_name_p,
12864 factoring_name_p, is_call_clobbered, tree_common_ann,
12865 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
12866 unmodifiable_var_p, array_ref_contains_indirect_ref,
12867 ref_contains_array_ref, lookup_subvars_for_var,
12868 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
12869 gimple_mem_ref_stats): Likewise.
12870 * tree-flow.h (tree_common_ann, var_ann, function_ann,
12871 may_aliases, is_exec_stmt, is_label_stmt,
12872 ref_contains_array_ref, array_ref_contains_indirect_ref,
12873 var_can_have_subvars, overlap_subvar, is_call_clobbered,
12874 unmodifiable_var_p): Likewise.
12875 * tree-gimple.c (is_gimple_min_invariant): Likewise.
12876 * tree-gimple.h (is_gimple_min_invariant): Likewise.
12877 * tree.c (type_hash_list, attribute_hash_list, tree_size,
12878 cst_and_fits_in_hwi, real_value_from_int_cst,
12879 build_real_from_int_cst, integer_zerop, integer_onep,
12880 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
12881 tree_floor_log2, real_zerop, real_onep, real_twop,
12882 real_minus_onep, really_constant_p, purpose_member, chain_member,
12883 list_length, fields_length, int_size_in_bytes, bit_position,
12884 int_bit_position, byte_position, int_byte_position, expr_align,
12885 array_type_nelts, tree_node_structure,
12886 type_contains_placeholder_1, iterative_hash_pointer,
12887 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
12888 tree_map_base_eq, type_hash_list, type_hash_eq,
12889 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
12890 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
12891 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12892 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
12893 int_fits_type_p, get_containing_scope, decl_function_context,
12894 decl_type_context, omp_clause_operand_check_failed,
12895 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
12896 * tree.h (omp_clause_operand_check_failed, tree_size,
12897 build_real_from_int_cst, array_type_nelts, purpose_member,
12898 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
12899 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12900 is_attribute_p, check_qualified_type, expr_align,
12901 int_size_in_bytes, bit_position, int_bit_position, byte_position,
12902 int_byte_position, list_length, fields_length, initializer_zerop,
12903 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
12904 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
12905 tree_node_structure, handled_component_p, get_containing_scope,
12906 decl_function_context, decl_type_context, real_zerop,
12907 type_num_arguments, fit_double_type, really_constant_p,
12908 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
12909 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
12910 real_twop, real_minus_onep, int_cst_value): Likewise.
12912 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12914 * cfglayout.c (insn_scope, insn_line): Constify.
12915 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
12916 const_double_htab_hash, const_double_htab_eq,
12917 mem_attrs_htab_hash): Likewise.
12918 * loop-iv.c (biv_eq): Likewise.
12919 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
12920 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
12921 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
12923 * rtl-error.c (location_for_asm, diagnostic_for_asm,
12924 error_for_asm, warning_for_asm, _fatal_insn,
12925 _fatal_insn_not_found): Likewise.
12926 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
12927 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
12928 rtl_check_failed_type2, rtl_check_failed_code1,
12929 rtl_check_failed_code2, rtl_check_failed_code_mode,
12930 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
12931 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
12932 rtl_check_failed_type2, rtl_check_failed_code1,
12933 rtl_check_failed_code2, rtl_check_failed_code_mode,
12934 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
12935 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
12936 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
12937 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
12938 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
12939 rtx_unstable_p, get_integer_term, get_related_value,
12940 offset_within_block_p, reg_mentioned_p, count_occurrences,
12941 reg_referenced_p, reg_used_between_p, no_labels_between_p,
12942 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
12943 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
12944 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
12945 find_constant_src, find_reg_fusage, find_regno_fusage,
12946 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
12947 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
12948 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
12949 computed_jump_p, auto_inc_p, in_expr_list_p,
12950 remove_node_from_expr_list, loc_mentioned_in_p,
12951 label_is_jump_target_p, reversed_comparison_code_parts,
12952 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
12953 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
12954 print_inline_rtx): Likewise.
12955 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
12956 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
12957 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
12958 get_integer_term, get_related_value, offset_within_block_p,
12959 count_occurrences, reg_mentioned_p, no_labels_between_p,
12960 reg_used_between_p, reg_referenced_p, single_set_2,
12961 multiple_sets, set_noop_p, refers_to_regno_p,
12962 reg_overlap_mentioned_p, dead_or_set_p,
12963 covers_regno_no_parallel_p, covers_regno_p,
12964 dead_or_set_regno_p, find_reg_note, find_regno_note,
12965 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
12966 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
12967 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
12968 side_effects_p, may_trap_p_1, may_trap_p,
12969 may_trap_after_code_motion_p, may_trap_or_fault_p,
12970 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
12971 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
12972 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
12973 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
12974 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
12976 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
12977 warning_for_asm): Likewise.
12978 * tree.h (print_rtl): Likewise.
12979 * varasm.c (get_pool_mode): Likewise.
12981 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12983 * c-lex.c (c_lex_with_flags, lex_string): Constify.
12984 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
12985 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12986 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
12987 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
12988 * ddg.c (compare_sccs): Likewise.
12989 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
12990 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
12991 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
12992 decimal_do_fix_trunc, decimal_real_to_integer,
12993 decimal_real_to_integer2, decimal_real_maxval): Likewise.
12994 * dse.c (const_group_info_t): New.
12995 (invariant_group_base_eq, invariant_group_base_hash): Constify.
12996 * dwarf2out.c (const_dw_die_ref): New.
12997 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
12998 * tree-browser.c (TB_parent_eq): Likewise.
12999 * unwind-dw2-fde.c (__register_frame_info_bases,
13000 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
13001 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
13003 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
13004 * unwind-dw2.c (uw_frame_state_for): Likewise.
13005 * value-prof.c (histogram_hash, histogram_eq): Likewise.
13006 * value-prof.h (const_histogram_value): New.
13008 2007-07-25 Richard Sandiford <richard@codesourcery.com>
13010 * config/mips/mips.c (machine_function): Add
13011 initialized_mips16_gp_pseudo_p.
13012 (mips16_gp_pseudo_reg): Do not emit the initialization of
13013 mips16_gp_pseudo_rtx when being called from the gimple cost-
13014 calculation routines; emit it on the first use outside those
13017 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13019 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
13022 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
13023 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
13024 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
13025 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
13026 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
13027 Preserve const-ness of parameters through use of __typeof(),
13028 also constify and tidy.
13030 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
13031 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
13032 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
13033 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
13034 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
13035 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
13036 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
13037 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
13038 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
13040 2007-07-25 Julian Brown <julian@codesourcery.com>
13041 Mark Shinwell <shinwell@codesourcery.com>
13043 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
13044 (alpha_mangle_type): This.
13045 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13046 (TARGET_MANGLE_TYPE): Define this instead.
13047 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
13048 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
13049 (arm_init_neon_builtins): Fix comment.
13050 (arm_mangle_map_entry): New.
13051 (arm_mangle_map): New.
13052 (arm_mangle_type): New.
13053 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
13054 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13055 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13056 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13057 (TARGET_MANGLE_TYPE): Define this instead.
13058 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
13059 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13060 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13061 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13062 (TARGET_MANGLE_TYPE): Define this instead.
13063 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
13065 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
13066 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13067 (TARGET_MANGLE_TYPE): Define this instead.
13068 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
13069 (s390_mangle_type): This.
13070 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13071 (TARGET_MANGLE_TYPE): Define this instead.
13072 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
13073 (sparc_mangle_type): This.
13074 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13075 (TARGET_MANGLE_TYPE): Define this instead.
13076 * cp/mangle.c (write_type): Call mangle_type target hook on all
13077 types before mangling. Use original type, not main variant, as
13079 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
13080 (TARGET_MANGLE_TYPE): This.
13081 * target.h (gcc_target): Rename mangle_fundamental_type to
13083 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
13084 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
13086 2007-07-25 Julian Brown <julian@codesourcery.com>
13087 Paul Brook <paul@codesourcery.com>
13088 Joseph Myers <joseph@codesourcery.com>
13089 Mark Shinwell <shinwell@codesourcery.com>
13091 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
13092 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
13093 (with_fpu): Allow --with-fpu=neon.
13094 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13095 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13096 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
13097 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
13098 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
13099 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
13100 (neon_emit_pair_result_insn, neon_disambiguate_copy)
13101 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
13102 (output_move_neon): Add prototypes.
13103 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
13104 (all_fpus): Add FPUTYPE_NEON.
13105 (fp_model_for_fpu): Add NEON field.
13106 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
13107 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
13109 (arm_legitimate_address_p): Don't support fancy addressing for NEON
13111 (thumb2_legitimate_address_p): Likewise.
13112 (neon_valid_immediate): Recognize and prepare constants suitable for
13114 (neon_immediate_valid_for_move): New function. Recognize and prepare
13115 immediates for NEON move instructions.
13116 (neon_immediate_valid_for_logic): New function. Recognize and
13117 prepare immediates for NEON logic instructions.
13118 (neon_output_logic_immediate): New function. Create asm string
13119 suitable for outputting immediate logic instructions.
13120 (neon_pairwise_reduce): New function. Implement reduction using
13121 pairwise operations.
13122 (neon_expand_vector_init): New function. Expand a (possibly
13123 non-constant) vector initialization.
13124 (neon_vector_mem_operand): New function. Memory operands supported
13125 for quad-word loads/stores to/from ARM or NEON registers. Don't
13126 allow base+offset addressing for core regs.
13127 (neon_struct_mem_operand): New function. Valid mems for NEON
13129 (coproc_secondary_reload_class): Enable NEON registers to be loaded
13130 from neon_vector_mem_operand addresses without a secondary register.
13131 (add_minipool_forward_ref): Handle >8-byte minipool entries.
13132 (add_minipool_backward_ref): Likewise.
13133 (dump_minipool): Likewise.
13134 (push_minipool_fix): Likewise.
13135 (output_move_quad): New function. Output quad-word moves, loads and
13136 stores using ARM registers.
13137 (output_move_vfp): Add support for vectors in VFP (NEON) D
13139 (output_move_neon): Output a NEON load/store to/from a quadword
13141 (arm_print_operand): Implement new codes:
13142 - 'c' for unadorned integers (without a # sign).
13143 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
13145 - 'e', 'f' for the low and high D parts of a NEON Q register.
13146 - 'q' outputs a NEON Q register.
13147 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
13148 - 'T' prints NEON opcode features from a coded bitmask.
13149 - 'F' is similar to T, but signed/unsigned codes both print as
13151 - 't' is similar to T, but 'u' is printed instead of 'p'.
13152 - 'O' prints 'r' if NEON instruction should perform rounding (as
13153 specified by bitmask), else prints nothing.
13154 - '#' is a punctuation character to stop operand numbers from
13155 running together with following digits in the assembler
13156 strings for instructions (when using mode attributes).
13157 (arm_assemble_integer): Handle extra NEON vector modes. Permute
13158 constant vectors in big-endian mode, where necessary.
13159 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
13160 Handle EI, OI, CI, XI modes.
13161 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
13162 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
13163 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
13164 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
13165 (neon_builtin_type_bits): Add enumeration, one bit for each vector
13167 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
13168 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
13169 to turn v8qi, etc. into bits defined above.
13170 (neon_itype): New enumeration. Classifications of NEON builtins.
13171 (neon_builtin_datum): Define struct. Contains information about
13172 a single builtin (with multiple modes).
13173 (CF): Define helper macro for...
13174 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
13176 (neon_builtin_data): New array. Define information about builtins
13177 for use during initialization/expansion.
13178 (arm_init_neon_builtins): New function.
13179 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
13181 (neon_builtin_compare): New function.
13182 (locate_neon_builtin_icode): New function. Find an insn code for a
13183 builtin given a function code for that builtin. Also return type of
13184 builtin (NEON_BINOP, NEON_UNOP etc.).
13185 (builtin_arg): New enumeration. Types of arguments for builtins.
13186 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
13187 Takes a variable argument list of builtin_arg types, terminated by
13189 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
13190 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
13191 (neon_emit_pair_result_insn): New function. Support returning pairs
13192 of vectors via a pointer.
13193 (neon_disambiguate_copy): New function. Set up operands for a
13194 multi-word copy such that registers do not get clobbered.
13195 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
13196 ARM_BUILTIN_NEON_BASE.
13197 (arm_file_start): Set float-abi attribute for NEON.
13198 (arm_vector_mode_supported_p): Enable NEON vector modes.
13199 (arm_mangle_map_entry): New.
13200 (arm_mangle_map): New.
13201 (arm_mangle_vector_type): New.
13202 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
13204 (TARGET_NEON): New macro. Target supports NEON.
13205 (fputype): Add FPUTYPE_NEON.
13206 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
13207 for vectorization based on command-line arg.
13208 (NEON_REGNO_OK_FOR_NREGS): Define.
13209 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
13210 (VALID_NEON_STRUCT_MODE): Define.
13211 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
13212 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
13213 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
13214 (consttable_16): Add pattern for outputting 16-byte minipool
13216 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
13218 (vec-common.md, neon.md): Include md files.
13219 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
13220 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
13221 (memory_constraint "Ut", "Un", "Us"): Define.
13222 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
13223 (MMX_char): New mode attribute.
13224 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
13225 (*add<mode>3_iwmmxt): New insn pattern.
13226 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
13227 (*sub<mode>3_iwmmxt): New insn pattern.
13228 (mulv4hi3): Rename to...
13229 (*mulv4hi3_iwmmxt): This.
13230 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
13231 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
13232 (uminv4hi3, uminv2si3): Remove. Replace with...
13233 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
13234 (*umin<mode>3_iwmmxt): These.
13235 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
13236 (ashr<mode>3_iwmmxt): This new pattern.
13237 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
13238 (lshr<mode>3_iwmmxt): This new pattern.
13239 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
13240 (ashl<mode>3_iwmmxt): This new pattern.
13241 * config/arm/neon-docgen.ml: New file. Generate documentation for
13243 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
13244 * config/arm/arm_neon.h: New (autogenerated).
13245 * config/arm/neon-testgen.ml: New file. Generate NEON tests
13247 * config/arm/neon.md: New file. Define NEON instructions.
13248 * config/arm/neon.ml: New file. Abstract description of NEON
13249 instructions, used to generate arm_neon.h header, documentation and
13251 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
13252 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
13254 * doc/extend.texi (ARM Built-in Functions): Rename and remove
13256 (ARM NEON Intrinsics): New subsection.
13257 * doc/arm-neon-intrinsics.texi: New (autogenerated).
13259 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
13261 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
13264 2007-07-24 Jan Hubicka <jh@suse.cz>
13266 * regclass.c (move_table): New type.
13267 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
13268 (init_move_cost): Break out from ...
13269 (init_reg_sets_1): ... here; simplify computation of
13270 have_regs-of_mode and contains_reg_of_mode.
13271 (record_reg_classes): Unswitch internal loops.
13272 (copy_cost): Trigger lazy initialization of move cost
13273 (record_address_regs): Likewise.
13275 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
13277 * config/darwin.c (darwin_override_options): Don't force on
13278 flag_var_tracking_uninit when no debug info is requested.
13280 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13282 * cfgloop.c (init_loops_structure): New function.
13283 (flow_loops_find): Create root of the loop tree unconditionally.
13285 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
13287 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
13289 2007-07-24 Jan Hubicka <jh@suse.cz>
13291 * caller-save.c: Include ggc.h, gt-caller-save.h
13292 (reg_save_code, reg_restore_code): Rename to ...
13293 (cached_reg_save_code, cached_reg_restore_code): ... those.
13294 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
13295 (reg_save_code, reg_restore_code): New functions.
13296 (init_caller_save): Do not intialize
13297 reg_save_code/reg_restore_code tables.
13298 * Makefile.in: (gt-caller-save.h): New.
13300 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
13302 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
13303 with the mode of the original operand instead of
13306 2007-07-23 Jan Hubicka <jH@suse.cz>
13308 * i386.c (ix86_secondary_memory_needed): Break out to...
13309 (inline_secondary_memory_needed): ... here.
13310 (ix86_memory_move_cost): Break out to ...
13311 (inline_memory_move_cost): ... here; add support for IN value of 2 for
13312 maximum of input and output; fix handling of Q_REGS on 64bit.
13313 (ix86_secondary_memory_needed): Microoptimize.
13315 2007-07-23 Sebastian Pop <sebpop@gmail.com>
13317 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
13318 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
13319 stmts_from_loop, known_dependences_p, build_rdg): New.
13320 * tree-data-ref.h: Depends on graphds.h.
13321 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
13322 (build_rdg): Declared.
13323 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
13325 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
13327 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
13330 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
13331 Jakub Jelinek <jakub@redhat.com>
13333 PR middle-end/PR28690
13334 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
13336 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
13337 and MEM_POINTER operands over REG and MEM operands.
13338 (swap_commutative_operands_p): Change return value to bool.
13339 * rtl.h: Update the corresponding prototype.
13340 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
13341 instead of gen_rtx_PLUS.
13342 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
13343 value to bool. Change function arguments to rtx's and update code
13345 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
13346 calls to match the new declaration.
13347 * simplify-rtx.c (simplify_associative_operation): Don't
13348 reorder simplify_binary_operation arguments.
13350 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13352 * config/mips/mips.c (override_options): Use mips_costs to derive
13353 the default branch cost.
13354 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
13356 * config/mips/mips.opt (mbranch-cost=): New option.
13357 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
13359 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13361 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
13362 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
13363 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
13364 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
13366 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13368 * config/mips/constraints.md (ks): New constraint.
13369 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
13370 (*add<mode>3_mips16): ...here.
13372 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
13374 * optabs.h (enum optab_index): Add new OTI_signbit.
13375 (signbit_optab): Define corresponding macro.
13376 (enum insn_code signbit_optab[]): Remove array.
13377 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
13378 (expand_copysign_absneg): If back end provides signbit insn, use it
13379 instead of bit operations on floating point argument.
13380 * builtins.c (enum insn_code signbit_optab[]): Remove array.
13381 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
13382 for availability of signbit insn.
13384 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
13385 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
13386 SSE mode is not active.
13387 (isinf<mode>2): Disable for mfpmath=sse,387.
13389 2007-07-22 Ben Elliston <bje@au.ibm.com>
13391 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
13393 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
13395 2007-07-20 Richard Guenther <rguenther@suse.de>
13397 * tree-cfg.c (verify_expr): COND_EXPRs can have any
13398 integral typed condition.
13399 * tree-ssa.c (useless_type_conversion_p): Do not preserve
13400 booleanness. Only preserve conversions from a non-base
13401 type to a base type, not in general between types with
13402 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
13403 * tree.def (COND_EXPR): Document that the condition
13404 can be of any integral type.
13406 2007-07-20 Nigel Stephens <nigel@mips.com>
13407 Richard Sandiford <richard@codesourcery.com>
13409 * config/mips/mips.h (mips_dwarf_regno): Declare.
13410 (DBX_REGISTER_NUMBER): Remove redundant brackets.
13411 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
13412 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
13413 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
13414 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
13415 (REG_CLASS_NAMES): Update accordingly.
13416 * config/mips/mips.c (mips_dwarf_regno): New array.
13417 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
13418 (mips_subword): Remove special handling for accumulator registers.
13419 (override_options): Initiailize mips_dwarf_regno. Remove use
13421 (mips_swap_registers): New function.
13422 (mips_conditional_register_usage): Swap accumulator registers
13423 around if TARGET_LITTLE_ENDIAN.
13424 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
13425 * config/mips/constraints.md (h, l): Use the endianness to choose
13426 between MD0_REG and MD1_REG.
13427 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
13428 alternative-dependent template.
13430 2007-07-20 Richard Sandiford <richard@codesourcery.com>
13432 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
13435 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13437 * function.c (thread_prologue_and_epilogue_insns): Fix exit
13438 predecessor fallthru flags.
13440 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13442 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
13443 of compare to the same type.
13444 * cfgloopmanip.c (add_loop): Update information about loop exits.
13445 (loop_version): Remove the innermost loop requirement.
13446 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
13447 to sizetype for pointers.
13449 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
13451 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
13452 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
13453 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
13455 * config/dfp-bit.c: Empty for TFmode conversions.
13457 2007-07-18 Caroline Tice <ctice@apple.com>
13459 * var-tracking.c (find_src_status): Check for COND_EXEC insns
13460 and handle them correctly; check that src is not NULL before
13462 (find_src_set_src): Likewise.
13464 2007-07-18 Bob Wilson <bob.wilson@acm.org>
13466 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
13467 (struct alignment_context, init_alignment_context): New.
13468 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
13469 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
13470 (XCHAL_HAVE_S32C1I): Likewise.
13471 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
13472 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
13473 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
13474 (ATOMIC, HQI): New macros.
13475 (memory_barrier, *memory_barrier): New.
13476 (sync_lock_releasesi): New.
13477 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
13478 (sync_lock_test_and_set<mode>): New.
13479 (sync_<atomic><mode>): New.
13480 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
13481 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
13482 (xtensa_expand_atomic): New.
13484 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13488 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
13489 transformation for builtin ISNORMAL.
13490 (expand_builtin): Handle BUILT_IN_ISNORMAL.
13491 * builtins.def (BUILT_IN_ISNORMAL): New.
13492 * doc/extend.texi: Document isnormal.
13494 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13498 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
13499 optabs infrastructure. Provide generic implementation for
13501 (expand_builtin): Handle FINITE/ISFINITE.
13502 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
13503 (fold_builtin_1): Likewise.
13505 * builtins.def (BUILT_IN_ISFINITE): New.
13507 * doc/extend.texi: Document isfinite.
13509 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13512 PR middle-end/20558
13514 * builtins.c (expand_builtin_interclass_mathfn): Provide a
13515 generic fallback for isinf.
13516 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
13517 calculation code ...
13518 * real.c (get_max_float): ... to here.
13519 * real.h (get_max_float): New.
13521 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13523 PR middle-end/32668
13525 * builtin-attrs.def (ATTR_TYPEGENERIC,
13526 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
13528 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
13529 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
13530 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
13531 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
13533 * c-common.c (handle_type_generic_attribute): New.
13534 (c_common_attribute_table): Add "type generic".
13536 * c-typeck.c (convert_arguments): Handle "type generic" functions.
13538 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
13540 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
13541 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
13544 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
13547 * config/cris/cris.c (cris_print_index): Don't use XEXP before
13548 checking that the operand is an expression.
13550 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
13551 Danny Smith <dannysmith@users.sourceforge.net>
13554 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
13555 file mapping object in local namespace if Windows version later
13558 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13560 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
13561 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
13562 arm_cannot_force_const_mem.
13563 (arm_cannot_force_const_mem): New function.
13564 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
13565 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
13566 of arm_tls_referenced_p.
13567 * config/arm/arm.md (movsi): Split out-of-section constants when
13568 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
13569 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
13571 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13573 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
13575 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13577 * config/mips/mips.md (*extendqihi2): Convert the destination
13580 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13582 * config/pa/fptr.c: Update license header.
13583 * config/pa/milli64.S: Likewise.
13585 2007-07-17 Nick Clifton <nickc@redhat.com>
13587 * COPYING_v3: New file. Contains version 3 of the GNU General
13589 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
13590 Lesser General Public License.
13591 * doc/include/gpl_v3.texi: New file. Contains version 3 of
13592 the GNU General Public License.
13594 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
13596 PR rtl-optimization/32773
13597 * cfglayout.c (force_one_exit_fallthru): New function.
13598 (cfg_layout_finalize): Use it.
13600 2007-07-16 Richard Guenther <rguenther@suse.de>
13601 Uros Bizjak <ubizjak@gmail.com>
13603 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
13604 before forcing it to gimple operand.
13606 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13607 David Ung <davidu@mips.com>
13609 * config/mips/mips.h (TUNE_24K): Define.
13610 (TUNE_MACC_CHAINS): Add TUNE_24K.
13611 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
13613 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
13614 (r74k_int_madd): .. this new reservation.
13615 (define_bypass): Fixed bypasses for r74k_int_madd to use
13616 mips_linked_madd_p.
13617 * config/mips/24k.md (define_bypass): Define new
13618 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
13620 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13621 Nigel Stephens <nigel@mips.com>
13623 * config/mips/mips.md: Include 20kc.md.
13624 * config/mips/20kc.md: New file.
13625 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
13626 (mips_adjust_cost): Tweak for 20Kc.
13627 (mips_issue_rate): Likewise.
13628 * config/mips/mips.h (TUNE_20KC): Define.
13630 2007-07-16 David Edelsohn <edelsohn@gnu.og>
13632 * config/rs6000/rs6000.c (struct processor_cost): Add
13633 cache_line_size, l1_cache_lines, and simultaneous_prefetches
13635 (*_cost): Add cache information.
13636 (rs6000_override_options): Set cache parameters.
13638 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13641 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
13642 * doc/install.texi (mips-sgi-irix6): pthread support works now.
13644 2007-07-16 Paul Brook <paul@codesourcery.com>
13647 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
13648 (cirrus_thumb2_movsi_insn): Ditto.
13650 2007-07-15 Geoffrey Keating <geoffk@apple.com>
13652 * config/rs6000/darwin-fallback.c (interpret_libc): Change
13653 CR2_REGNO to R_CR2.
13655 2007-07-15 Andrew Haley <aph@redhat.com>
13657 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
13658 before looking in the context.
13660 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13662 PR middle-end/32398
13663 PR middle-end/32769
13664 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
13665 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
13666 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
13667 (pa_output_function_prologue): Use rp_saved and
13668 current_function_is_leaf to generate .CALLINFO statement.
13669 (hppa_expand_prologue): Set rp_saved.
13670 (hppa_expand_epilogue): Use rp_saved.
13671 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
13672 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
13674 2007-07-14 Dirk Mueller <dmueller@suse.de>
13676 * omega.c (coalesce): Fix memory leak on early exit.
13677 * matrix-reorg.c (check_allocation_function): Likewise.
13678 * tree-vect-transform.c (vect_get_new_vect_var): free result
13680 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
13681 pass pointer to edge vector
13682 (partition_hot_cold_basic_blocks): Fix memory leak.
13683 * collect2.c (prefix_from_string): Free temporary storage.
13684 * reload1.c (fixup_abnormal_edges): Free sbitmap.
13686 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
13688 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
13689 (DO_GLOBAL_DTORS_BODY): Likewise.
13691 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
13692 Nigel Stephens <nigel@mips.com>
13694 * config/mips/mips.c (mips_classify_symbol): Don't return
13695 SYMBOL_SMALL_DATA for constant pool addresses if
13696 TARGET_EMBEDDED_DATA is true.
13698 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
13700 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
13701 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
13702 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
13703 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
13704 __builtin_ia32_storehps, __builtin_ia32_storelps,
13705 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
13706 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
13707 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
13708 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
13709 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
13710 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
13711 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
13712 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
13713 using def_builtin_const.
13715 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
13717 PR tree-optimization/32705
13718 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
13719 (simplify_binary_expression): Use SSA_VAL consistently.
13721 2007-07-13 David Edelsohn <edelsohn@gnu.org>
13723 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
13724 (SPEFSCR_REGNO): Delete definition.
13725 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
13726 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13727 * config/rs6000/rs6000.h: Do not define *_REGNO.
13728 LINK_REGISTER_REGNUM -> LR_REGNO.
13729 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13730 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
13731 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13732 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
13733 R_VRSAVE, R_VSCR. Use them.
13734 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
13735 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
13736 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
13737 * config/rs6000/aix.h: Define R_LR. Use it.
13739 2007-07-13 Caroline Tice <ctice@apple.com>
13741 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
13742 flag_var_tracking is explicitly turned off (i.e. when variable
13743 tracking is not feasible); otherwise, turn flag_var_tracking on when
13744 flag_var_tracking_uninit is on.
13745 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
13746 note definitions, to allow recording of initialization status in the
13748 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
13749 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
13750 determine if two note locations are equal.
13751 (output_loc_list): Don't output list entries whose start & end labels
13753 (reg_loc_descriptor): Add parameter for initialization status; pass it
13754 to other loc descriptor functions.
13755 (one_reg_loc_descriptor): Add parameter for initialization status;
13756 check its value and add DW_OP_GNU_uninit to returned loc descr if
13758 (multiple_reg_loc_descriptor): Add parameter for initialization
13760 pass init status argument to other loc descriptor functions; check
13761 value of intialization parameter and add DW_OP_GNU_uninit to returned
13762 loc descr if appropriate.
13763 (based_loc_descr): Add parameter for initialization status; add new
13764 variable for return value; check value of initialization parameter and
13765 add DW_OP_GNU_uninit to returned loc descr if appropriate.
13766 (concatn_mem_loc_descriptor): Add parameter for initialization status;
13767 pass init status argument to other loc descriptor functions; check
13768 value of intialization parameter and add DW_OP_GNU_uninit to returned
13769 loc descr if appropriate.
13770 (mem_loc_descriptor): Likewise.
13771 (concat_loc_descriptor): Likewise.
13772 (concatn_loc_descriptor): Likewise.
13773 (loc_descriptor): Add parameter for initialization status; pass it as
13774 argument to other loc descriptor function calls.
13775 (loc_descriptor_from_tree_1): Add appropriate initialization status
13776 to loc descriptor function calls.
13777 (add_location_or_const_value_attribute): Get initialization status
13778 from VAR_LOCATION note; add initialization status to loc descriptor
13780 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
13781 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
13782 status is uninitialized, add "[uninint]" to output.
13783 * common.opt (fvar-tracking-uninit): New option, similar to
13784 fvar-tracking, to turn on tracking of uninitialized variables; creates
13785 a new global flag, flag_var_tracking_uninit.
13786 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
13787 (enum var_init_status): New type, for var initialization status field.
13788 * var-tracking.c (struct location_chain_def): Two new fields, init,
13789 for initialization status, and set_src for the assignment value expr.
13790 (unshare_variable): New parameter for initialization status;
13791 initialize new init and set_src fields.
13792 (var_reg_set): New parameters for initialization status and value;
13793 pass them to set_variable_part.
13794 (var_mem_set): Likewise.
13795 (get_init_value): New function.
13796 (var_reg_delete_and_set): New initialization status & value
13797 parameters; add call to get_init_value if status is unknown; pass new
13798 parameters to clobber_variable_part and var_reg_set.
13799 (var_mem_delete_and_set): Likewise.
13800 (var_reg_delete): Pass null set_src value to clobber_variable_part.
13801 (var_mem_delete): Likewise.
13802 (variable_union): Pass status to unshare_variable; initialize new init
13803 and set_src fields. If flag_var_tracking_uninit is not set, force
13804 status to initialized.
13805 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
13806 used later to get the set_src value.
13807 (find_src_status): New function.
13808 (find_src_set_src): New function.
13809 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
13810 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
13811 MO_SET, get set_src value and pass it to var_reg_delete_and_set
13812 and var_mem_delete_and_set.
13813 (dump_variable): Print out "[uninit]" if appropriate.
13814 (set_variable_part): Add new initialization and set_src parameters;
13815 pass status to unshare_variable; set node->init and node- >set_src
13816 fields and modify slot in hash table appropriately; save the init and
13817 set_src values if appropriate and assign to the new node.
13818 (clobber_variable_part): New set_src parameter; if two nodes have
13819 same variable and same location but different set_src (assignment)
13820 values, clobber old node.
13821 (delete_variable_part): Pass init status to unshare_variable.
13822 (emit_note_insn_var_location): Add initialized var; assign var's init
13823 status to new 'initialized'; pass new init status field to calls to
13824 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
13825 status to initialized.
13826 (emit_notes_in_bb): Pass initialization status to calls to
13827 var_reg_set, var_mem_set, var_reg_delete_and_set and
13828 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
13829 var_reg_delete_and_set and var_mem_delete_and_set; call
13830 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
13831 make up for change in add_stores.
13832 (vt_add_function_parameters): Add status to calls to
13834 * config/darwin.c (darwin_override_options): Turn on uninitialized
13835 tracking automatically, if var_tracking is on and the system is
13838 2007-07-13 Sa Liu <saliu@de.ibm.com>
13840 * config.gcc: Add options for arch and tune on SPU.
13841 * config/spu/predicates.md: Add constant operands 0 and 1.
13842 * config/spu/spu-builtins.def: Add builtins for double precision
13843 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
13844 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
13846 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
13848 * config/spu/spu-protos.h: Add new function prototypes.
13849 * config/spu/spu.c (spu_override_options): Check options -march and
13851 (spu_comp_icode): Add comparison code for DFmode and vector mode.
13852 (spu_emit_branch_or_set): Use the new code for DFmode and vector
13854 (spu_const_from_int): New. Create a vector constant from 4 ints.
13855 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
13856 (spu_emit_vector_compare): New. Emit vector compare.
13857 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
13858 * config/spu/spu.h: Add options -march and -mtune. Define processor
13859 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
13860 CANONICALIZE_COMPARISON.
13861 * config/spu/spu.md: Add new insns for double precision compare
13862 and double precision vector compare. Add vcond and smax/smin patterns
13863 to enable DFmode vector conditional expression.
13864 * config/spu/spu.opt: Add options -march and -mtune.
13865 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
13866 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
13867 both CELL and CELLEDP targets: spu_testsv.
13868 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
13871 2007-07-13 Richard Guenther <rguenther@suse.de>
13873 PR tree-optimization/32721
13874 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
13875 TREE_THIS_VOLATILE on the folded reference.
13876 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
13877 if the array reference has TREE_THIS_VOLATILE set.
13879 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
13882 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
13884 2007-07-13 Andreas Schwab <schwab@suse.de>
13886 * gengtype-lex.l: Allow declarations to be indented.
13888 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13890 * ginclude/tgmath.h: New.
13891 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
13892 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
13893 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
13894 * configure: Regenerate.
13896 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13898 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
13899 correct index when setting register save state for xd
13902 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13904 * config/sh/sh.c (mark_use): Remove.
13906 2007-07-12 Paul Brook <paul@codesourcery.com>
13908 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
13909 reg does not overlap return value.
13911 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
13913 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
13914 (set_expression_vuses): Ditto.
13915 (init_pre): Initialize expression_vuses.
13917 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13919 * config/i386/sse.md (storentdf, storentsf): New.
13921 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13923 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
13925 * tree.c (build_decl_stat): Move code from here...
13926 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
13927 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
13928 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
13929 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
13930 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
13933 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13934 Devang Patel <dpatel@apple.com>
13936 PR tree-optimization/25413
13937 * targhooks.c (default_builtin_vector_alignment_reachable): New.
13938 * targhooks.h (default_builtin_vector_alignment_reachable): New.
13939 * tree.h (contains_packed_reference): New.
13940 * expr.c (contains_packed_reference): New.
13941 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
13942 (vect_enhance_data_refs_alignment): Call
13943 vector_alignment_reachable_p.
13944 * target.h (vector_alignment_reachable): New builtin.
13945 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
13946 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
13947 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
13949 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13951 * target.h (builtin_vectorization_cost): Add new target builtin.
13952 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
13953 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
13954 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
13955 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
13956 uninitialized variables.
13957 * tree-vect-transform.c (cost_for_stmt): New function.
13958 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
13959 using cost 1 for all scalar stmts. Be less conservative when
13960 estimating the number of prologue/epulogue iterations. Call
13961 targetm.vectorize.builtin_vectorization_cost. Return
13962 min_profitable_iters-1.
13963 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
13964 initialization cost instead of TARG_VEC_STMT_COST. Use
13965 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
13966 epilogue code. Fix epilogue cost computation.
13967 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
13968 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
13969 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
13970 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
13971 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
13972 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
13974 2007-07-12 Richard Guenther <rguenther@suse.de>
13976 * gimplify.c (gimplify_conversion): Make sure that the result
13977 from maybe_fold_offset_to_reference is trivially convertible
13978 to the desired type before doing the simplification.
13979 (gimplify_expr): Likewise.
13980 * fold-const.c (fold_binary): Use the correct types for
13981 building the simplified expression.
13983 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13985 PR rtl-optimization/32729
13986 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
13987 that fallthru to exit.
13989 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
13991 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
13992 (symDTPOFF2reg): Likewise.
13994 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
13996 PR tree-optimization/32663
13998 * tree.h (VALUE_HANDLE_VUSES): Remove.
13999 (struct tree_value_handle): Remove vuses.
14001 * tree-vn.c (create_value_handle_for_expr): Don't set
14002 VALUE_HANDLE_VUSES.
14004 * tree-ssa-pre.c (expression_vuses): New.
14005 (alloc_expression_id): Set up expression_vuses.
14006 (get_expression_vuses): New.
14007 (set_expression_vuses): Ditto.
14008 (clear_expression_ids): Modify for expression_vuses.
14009 (phi_translate_1): Ditto.
14010 (phi_translate_set): Ditto.
14011 (value_dies_in_block_x): Ditto
14012 (valid_in_sets): Ditto.
14013 (add_to_sets): Ditto.
14014 (find_existing_value_expr): Ditto.
14015 (create_value_handle_for_expr): Ditto.
14016 (make_values_for_stmt): Ditto.
14017 (vuse_equiv): Remove.
14019 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
14021 * Makefile.in (mostlyclean): Remove object files.
14023 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14025 * toplev.c (no_new_pseudos): Deleted.
14026 * rtl.h (no_new_pseudos): Deleted.
14027 * tree-pass.h (pass_no_new_pseudos): Deleted.
14028 * passes.c (pass_no_new_pseudos): Deleted.
14029 * final.c (rest_of_clean_state): Removed no_new_pseudos.
14030 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
14031 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
14033 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
14034 * rtlhooks.c (gen_lowpart_general): Ditto.
14035 * optabs.c (prepare_operand): Ditto.
14036 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
14038 * modulo-sched.c (rest_of_handle_sms): Ditto.
14039 * see.c (rest_of_handle_see): Ditto.
14040 * ifcvt.c (if_convert): Ditto.
14041 (gate_handle_if_after_combine): Replaced no_new_pseudos with
14043 * init-regs.c (gate_initialize_regs): Deleted set of
14045 * lower-subreg.c (decompose_multiword_subregs): Ditto.
14046 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
14047 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
14049 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14052 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
14053 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
14054 (*vec_extractv2di_1_rex64): New insn pattern.
14056 2007-07-11 David Daney <ddaney@avtrex.com>
14058 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
14059 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
14060 for SIGNAL_UNWIND_RETURN_COLUMN.
14061 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
14062 (DWARF_FRAME_REGNUM): Rewrite.
14063 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
14065 2007-07-11 Nick Clifton <nickc@redhat.com>
14067 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
14068 delta and use gen_int_mode in place of GET_INT instead.
14070 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14072 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
14075 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
14077 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
14078 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
14080 * params.h (VERIFY_CANONICAL_TYPES): Remove.
14081 (USE_CANONICAL_TYPES): New.
14082 * doc/invoke.texi (verify-canonical-types): Remove.
14083 (use-canonical-types): Add.
14085 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
14087 * config/spu/spu.c (spu_optimization_options): Remove setting of
14088 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
14089 (spu_override_options): Move it here.
14091 2007-07-11 Richard Sandiford <richard@codesourcery.com>
14093 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
14094 * config/mips/mips.c (mips_cpu_info_table): Mention
14095 MIPS_ISA_LEVEL_SPEC in the comment.
14097 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14099 PR tree-optimization/32713
14100 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
14102 2007-07-11 Paolo Carlini <pcarlini@suse.de>
14104 PR middle-end/30482
14105 * c-opts.c (c_common_post_options): Do not change flag_complex_method
14106 conditional to flag_isoc99.
14107 (c_common_init_options): Do it here, unconditionally.
14109 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14111 PR tree-optimization/32589
14112 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
14113 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
14114 * tree-ssa-propagate.c (valid_gimple_expression_p): New
14115 predicate, extracted from...
14116 (set_rhs): ...here. Call it for the expression on entry.
14117 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
14118 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
14119 (simplify_binary_expression): Use valid_gimple_expression_p
14120 to validate the simplification.
14121 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
14123 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
14125 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
14126 DWARF2_DEBUG on 32 bit target too.
14127 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
14129 2007-07-11 Nick Clifton <nickc@redhat.com>
14131 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
14132 version for 64-bit hosts.
14134 2007-07-10 David Daney <ddaney@avtrex.com>
14136 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
14138 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
14140 * config/mips/mips.c (mips_expand_synci_loop): New function.
14141 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
14142 (UNSPEC_RDHWR): Same.
14143 (UNSPEC_SYNCI): Same.
14144 (UNSPEC_SYNC): Same.
14145 (clear_cache): New expand.
14149 (clear_hazard): Same.
14150 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
14152 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
14153 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
14155 2007-07-10 Ian Lance Taylor <iant@google.com>
14157 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
14160 2007-07-10 David Daney <ddaney@avtrex.com>
14162 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
14163 * builtins.c (expand_builtin___clear_cache): New function.
14164 (expand_builtin): Call expand_builtin___clear_cache for
14165 BUILT_IN_CLEAR_CACHE case.
14166 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
14167 * doc/md.texi (clear_cache): Document new instruction pattern.
14168 * testsuite/gcc.dg/builtins-64.c: New test.
14170 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
14172 * config/cris/cris.md ("movsi"): Fix typo in last change.
14174 2007-07-09 Geoffrey Keating <geoffk@apple.com>
14177 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
14179 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
14180 * varasm.c (assemble_start_function): Honor DECL_ALIGN
14181 for FUNCTION_DECLs. Don't use align_functions_log if
14183 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
14184 even for FUNCTION_DECLs.
14185 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
14187 * tree.h (DECL_ALIGN): Update for new location of 'align'.
14188 (DECL_FUNCTION_CODE): Update for new location and name of
14190 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
14191 (struct tree_decl_common): Move 'align' and 'off_align' out
14192 of union, ensure they're still on a 32-bit boundary. Remove
14193 other fields in union 'u1'.
14194 (struct tree_function_decl): Add field 'function_code' replacing
14195 'u1.f' in tree_decl_common.
14196 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
14197 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
14198 (Variable Attributes): Cross-reference 'aligned' attribute
14199 to Function Attributes.
14200 * flags.h (force_align_functions_log): Delete.
14201 * toplev.c (force_align_functions_log): Delete.
14203 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
14206 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
14207 (*vec_concatv2di_rex): New insn pattern.
14209 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14212 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
14214 2007-07-10 Ian Lance Taylor <iant@google.com>
14216 Replace no_new_pseudos in backends.
14217 * rtl.h (can_create_pseudo_p): Define.
14218 * config/darwin.c (machopic_indirect_data_reference): Use
14219 can_create_pseudo_p () instead of no_new_pseudos.
14220 (machopic_indirect_data_reference): Likewise.
14221 (machopic_legitimize_pic_address): Likewise.
14222 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
14223 (alpha_emit_set_const_1): Likewise.
14224 (alpha_emit_set_const): Likewise.
14225 (alpha_emit_conditional_move): Likewise.
14226 (alpha_split_conditional_move): Likewise.
14227 * config/alpha/alpha.md (various splitters): Likewise.
14229 * config/arm/arm.c (legitimize_pic_address): Likewise.
14230 (arm_load_pic_register): Likewise.
14231 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
14232 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
14233 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
14234 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
14235 * config/cris/cris.md (movsi): Likewise.
14236 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
14237 (symGOTOFF2reg_hilo): Likewise.
14238 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
14239 * config/h8300/h8300.md (insv, extzv): Likewise.
14240 * config/i386/i386.c (ix86_expand_move): Likewise.
14241 (ix86_expand_vector_move): Likewise.
14242 (ix86_prepare_fp_compare_args): Likewise.
14243 (ix86_expand_carry_flag_compare): Likewise.
14244 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
14245 (tls_dynamic_gnu2_combine_32): Likewise.
14246 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
14247 * config/ia64/ia64.c (ia64_expand_move): Likewise.
14248 (ia64_expand_movxf_movrf): Likewise.
14249 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
14250 (m32c_split_move): Likewise.
14251 (m32c_expand_insv): Likewise.
14252 * config/m68k/m68k.md (movsi): Likewise.
14253 * config/mips/mips.c (mips_force_temporary): Likewise.
14254 (mips_split_symbol): Likewise.
14255 (mips_move_integer): Likewise.
14256 (mips_legitimize_const_move): Likewise.
14257 * config/mn10300/mn10300.md (movsi): Likewise.
14258 * config/pa/pa.c (emit_move_sequence): Likewise.
14259 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14260 (rs6000_got_register): Likewise.
14261 (create_TOC_reference): Likewise.
14262 (rs6000_machopic_legitimize_pic_address): Likewise.
14263 * config/rs6000/rs6000.md (add<mode>3): Likewise.
14264 (various splitters): Likewise.
14265 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
14266 (movsi_got): Likewise.
14267 * config/s390/s390.c (emit_symbolic_move): Likewise.
14268 * config/s390/s390.md (movhi, movqi): Likewise.
14269 (load_multiple, store_multiple): Likewise.
14270 * config/score/score.c (score_force_temporary): Likewise.
14271 * config/sh/sh.c (prepare_move_operands): Likewise.
14272 (prepare_cbranch_operands): Likewise.
14273 (emit_fpu_switch): Likewise.
14274 (fpscr_set_from_mem): Likewise.
14275 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
14276 (adddi3, subsi3): Likewise.
14277 (various splitters): Likewise.
14278 (divsi_inv_fp_combine): Likewise.
14279 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
14280 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
14282 * config/sh/predicates.md (xor_operand): Likewise.
14283 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
14284 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
14285 (movdi_pic_label_ref): Likewise.
14286 * config/spu/spu.c (spu_split_immediate): Likewise.
14287 * config/alpha/alpha.md (various splitters): Remove test
14288 !no_new_pseudos || reload_completed.
14289 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
14291 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
14292 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
14293 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
14294 * config/score/score.c (th_output_mi_thunk): Likewise.
14295 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
14296 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14298 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
14300 PR rtl-optimization/32664
14301 * mode-switching.c (create_pre_exit): Skip barrier insns.
14303 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
14305 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
14306 force_gimple_operand_bsi.
14307 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
14308 rewrite_use_compare): Ditto.
14309 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
14311 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
14312 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
14313 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
14314 * tree-profile.c (prepare_instrumented_value,
14315 tree_gen_interval_profiler, tree_gen_pow2_profiler,
14316 tree_gen_one_value_profiler, tree_gen_ic_profiler,
14317 tree_gen_ic_func_profiler, tree_gen_average_profiler,
14318 tree_gen_ior_profiler): Ditto.
14319 * tree-ssa-reassoc.c (negate_value): Ditto.
14320 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
14321 Use force_gimple_operand_bsi.
14322 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
14323 * tree-if-conv.c (add_to_dst_predicate_list,
14324 find_phi_replacement_condition): Ditto.
14325 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
14326 Call mark_symbols_for_renaming for new statements.
14327 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
14329 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
14331 * cfghooks.c (remove_edge): New function.
14332 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
14334 * cfghooks.h (remove_edge): Declare.
14335 * cfg.c (remove_edge): Renamed to remove_edge_raw.
14336 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
14338 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
14340 * optabs.h: Added declaration for signbit_optab.
14341 * optabs.c: (init_optabs): Added initialization for signbit_optab.
14342 * genoptinit.c (optabs): Added entry for signbit insns.
14343 * builtins.c (expand_builtin_signbit): Added code to use a signbit
14344 insn, if available.
14345 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
14346 * config/s390/s390.md (signbit<mode>2): New expander.
14348 2007-07-09 Richard Guenther <rguenther@suse.de>
14350 PR middle-end/32698
14351 * fold-const.c (fold_plusminus_mult_expr): Move constant
14352 arguments second to allow decomposing.
14354 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
14357 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14359 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14360 Disregard DECL_FROM_INLINE.
14362 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
14365 * doc/invoke.texi: Add ftree-reassoc flag.
14366 * common.opt (ftree-reassoc): New flag.
14367 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
14368 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
14370 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
14372 PR tree-optimization/32681
14373 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
14374 saved in second_edge->aux when first_bb is a loop header.
14376 2007-07-09 Jan HUbicka <jh@suse.cz>
14378 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
14380 2007-07-09 Richard Guenther <rguenther@suse.de>
14382 * c-decl.c (start_function): Do not promote return type.
14384 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
14386 * function.c (do_warn_unused_parameter): Do not warn if
14387 TREE_NO_WARNING is set.
14389 2007-07-08 Andreas Schwab <schwab@suse.de>
14391 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
14393 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
14396 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14398 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14399 apply to assembly language, too.
14400 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14402 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
14404 Revert (note the sccvn portions are *not* reverted)
14405 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14407 Fix PR tree-optimization/23488
14409 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14411 * tree-flow-inline.h (get_value_handle): Ditto.
14412 * tree-ssa-pre.c (decl_vh_map): New.
14413 (decl_node_pool): New.
14414 (can_value_number_operation): Support DECL_P.
14415 (can_PRE_operation): Ditto.
14416 (create_expression_by_pieces): Ditto.
14417 (find_existing_value_expr): Modify to differnetiate between
14418 addressing and top level.
14419 (create_value_handle_for_expr): Handle DECL's.
14420 (poolify_tree): Ditto.
14421 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14422 (make_values_for_stmt): Handle DECL's properly.
14423 (init_pre): Reorg to not init useless things during FRE.
14425 * tree-flow.h: Include pointer-set.h.
14426 (decl_vh_map): Declare.
14427 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14429 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
14431 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
14432 the constraint description.
14433 * doc/md.texi: Update documentation of AVR constraints.
14435 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
14437 * auto-inc-dec.c, config/arm/arm.c,
14438 config/m32r/constraints.md, config/mips/mips.md,
14439 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
14440 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
14441 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
14442 typos. Follow spelling conventions.
14443 * doc/invoke.texi, doc/rtl.texi: Fix typos.
14445 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14446 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14448 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
14449 realloc_vuse): Remove.
14450 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
14453 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14455 Fix PR tree-optimization/23488
14457 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
14458 (try_to_simplify): Ditto.
14459 (visit_use): Ditto.
14460 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14462 * tree-flow-inline.h (get_value_handle): Ditto.
14463 * tree-ssa-pre.c (decl_vh_map): New.
14464 (decl_node_pool): New.
14465 (can_value_number_operation): Support DECL_P.
14466 (can_PRE_operation): Ditto.
14467 (create_expression_by_pieces): Ditto.
14468 (find_existing_value_expr): Modify to differnetiate between
14469 addressing and top level.
14470 (create_value_handle_for_expr): Handle DECL's.
14471 (poolify_tree): Ditto.
14472 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14473 (make_values_for_stmt): Handle DECL's properly.
14474 (init_pre): Reorg to not init useless things during FRE.
14476 * tree-flow.h: Include pointer-set.h.
14477 (decl_vh_map): Declare.
14478 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14480 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14482 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14483 apply to assembly language, too.
14484 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14486 2007-07-06 Ian Lance Taylor <iant@google.com>
14487 Zack Weinberg <zackw@panix.com>
14489 PR middle-end/32441
14490 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
14492 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14494 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
14495 (prefetch): Likewise if "pref" would be used.
14497 2007-07-06 Josh Conner <jconner@apple.com>
14499 PR middle-end/32602
14500 PR middle-end/32603
14501 * calls.c (store_one_arg): Handle arguments which are partially
14502 on the stack when detecting argument overlap.
14504 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
14506 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
14507 chosen during find_reloads.
14509 2007-07-06 Richard Guenther <rguenther@suse.de>
14511 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
14512 TYPE_ARG_TYPES for verification of argument types. Use
14513 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
14514 parameters as variable arguments.
14516 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
14518 * libgcc2.h (word_type): Type definition removed.
14519 (cmp_return_type, shift_count_type): Type definitions added.
14520 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14521 replaced with shift_count_type.
14522 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14524 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
14525 changed from word_type to Wtype.
14526 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14527 replaced with shift_count_type.
14528 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14530 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
14531 and libgcc_shift_count attribute added.
14532 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
14533 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
14534 (TARGET_INITIALIZER): New target hooks added.
14535 * targhooks.c (default_libgcc_cmp_return_mode,
14536 default_libgcc_shift_count_mode): Default implementations for the new
14537 target hooks added.
14538 * targhooks.h (default_libgcc_cmp_return_mode,
14539 default_libgcc_shift_count_mode): Function prototypes added.
14540 * target.h (struct gcc_target): Fields for the new target hooks added.
14541 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
14543 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
14546 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
14547 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
14549 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
14550 s390_libgcc_shift_count_mode): Functions added.
14551 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
14552 Target hooks defined.
14554 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14556 * config/mips/mips.c (compute_frame_size): Restore the original
14557 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
14558 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
14559 Document why the difference is needed.
14561 2007-07-06 Richard Guenther <rguenther@suse.de>
14563 * c-common.c (boolean_increment): Use correctly typed
14566 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14568 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
14569 the topmost argument register is not also included in the save mask.
14570 (mips16e_collect_argument_save_p): Take a pointer to the argument
14571 register, rather than a pointer to the number of arguments.
14572 (mips16e_collect_argument_saves): Only include argument saves
14573 that aren't in the register mask.
14575 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
14577 PR rtl-optimization/32450
14578 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
14579 to ensure that instructions are not moved into the prologue when
14580 profiling is on. Remove unused prologue_end variable.
14581 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
14582 as a scheduling barrier.
14584 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14587 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14588 Disregard DECL_FROM_INLINE.
14590 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
14592 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
14593 IORing with a constant.
14595 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
14597 PR rtl-optimization/32475
14598 * df-scan.c (df_def_record_1): Add a use of the stack pointer
14599 for every definition of the stack pointer.
14601 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
14603 * arm.c (vfp3_const_double_index): Copy signed results of
14604 REAL_VALUE_TO_INT into unsigned vars.
14606 2007-07-05 Richard Guenther <rguenther@suse.de>
14608 PR middle-end/32639
14609 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
14611 * tree-ssa.c (useless_type_conversion_p): Check canonical
14614 2007-07-05 Anatoly Sokolov <aesok@post.ru>
14616 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
14617 zero_extendhisi2): Change to define_insn_and_split.
14618 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
14620 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
14622 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
14623 pass_match_asm_constraints): New.
14624 * passes.c (init_optimization_passes): Add new pass.
14625 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
14626 * function.h (struct function): Add has_asm_statement bit.
14627 (current_function_has_asm_statement): New.
14628 * tree-pass.h (pass_match_asm_constraints): New.
14630 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
14632 * config/mips/mips.c (mips_file_start): Avoid declaration
14635 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14637 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
14639 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
14641 * rtl.def (NOTE): Change print format string to print
14642 operand 5 as a note insn name.
14644 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14645 David Ung <davidu@mips.com>
14647 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
14648 * doc/invoke.texi: (MIPS Options): Document them.
14650 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14651 David Ung <davidu@mips.com>
14653 Add support for SmartMIPS ASE.
14655 * optabs.c (expand_binop_directly): New, broken out from...
14656 (expand_binop): Here. Make it try rotating in the other
14657 direction even when the second operand isn't constant.
14658 * config/mips/mips.md (*lwxs): New.
14659 * config/mips/mips.opt (msmartmips): New.
14660 * config/mips/mips.c (mips_lwxs_address_p): New.
14661 (mips_rtx_costs): Make it recognize scaled indexed addressing.
14662 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
14663 __mips_smartmips when compiling for TARGET_SMARTMIPS.
14664 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
14665 (ISA_HAS_LWXS): New.
14666 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
14667 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
14668 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
14669 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
14670 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
14671 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
14672 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
14674 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14676 * tree-vectorizer.c (new_loop_vec_info): Initialize
14677 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14678 * tree-vectorizer.h (_loop_vec_info): Added new filed
14679 min_profitable_iters.
14680 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
14681 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
14682 * tree-vect-analyze.c (vect_analyze_operations): Set
14683 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14684 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
14685 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
14686 Fix calculation of peel_iters_prologue. Move consideration of epilogue
14687 and prologue cost to after they are computed.
14688 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
14689 TARG_VEC_STMT_COST.
14690 (vect_model_simple_cost): Takes additional argument dt. Consider cost
14691 of creating vectors from scalars according to dt.
14692 (vect_model_store_cost): Likewise.
14693 (vectorizable_call): Use dt array instead of scalar dt. Call
14694 vect_model_simple_cost with additional argument dt.
14695 (vectorizable_assignment): Likewise.
14696 (vectorizable_operation): Likewise.
14697 (vectorizable_type_demotion): Likewise.
14698 (vectorizable_type_promotion): Likewise.
14699 (vectorizable_store): Use dt array instead of scalar dt. Call
14700 vect_model_store_cost with additional argument dt.
14701 (vect_do_peeling_for_loop_bound): Don't call
14702 vect_estimate_min_profitable_iters. Instead, lookup
14703 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
14704 "may not be profitable".
14706 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14709 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
14710 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
14711 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
14712 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
14714 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
14716 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
14717 addressing modes cheaper.
14719 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
14721 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
14722 (dw_ranges_struct): Rename block_num to num. Adjust.
14723 (dw_ranges_by_label_struct): New.
14724 (ranges_by_label, ranges_by_label_allocated,
14725 ranges_by_label_in_use): New variables.
14726 (add_ranges_num): Factored most of the code out of...
14727 (add_ranges): ... this one. Rewrite in terms of the former.
14728 (add_ranges_by_labels): New.
14729 (output_ranges): Output by-label ranges.
14730 (dwarf2out_finish): Output range for multiple-section
14731 compile_unit. Output standard DW_AT_low_pc in addition to
14732 unexpected DW_AT_entry_pc.
14734 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
14736 PR tree-optimization/32604
14737 PR tree-optimization/32606
14739 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
14740 (compute_antic_safe): Removed.
14741 (ANTIC_SAFE_LOADS): Ditto.
14742 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
14743 (execute_pre): Don't call compute_antic_safe.
14744 (vuse_equiv): New function.
14745 (make_values_for_stmt): Use it
14746 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
14749 2007-07-04 Anatoly Sokolov <aesok@post.ru>
14752 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
14753 rather than a decl.
14754 (avr_attribute_table): Make "naked" attribute apply to function types
14755 rather than to decls.
14756 (avr_handle_fntype_attribute): New function.
14758 2007-07-04 Joseph Myers <joseph@codesourcery.com>
14760 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
14763 2007-07-04 David Ung <davidu@mips.com>
14764 Joseph Myers <joseph@codesourcery.com>
14766 * config/mips/mips.md (type): Add logical, signext and move.
14767 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
14768 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
14769 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
14770 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
14771 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
14772 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
14773 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
14774 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
14775 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
14776 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
14777 movv2sf_hardfloat_64bit): Use the new types.
14778 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
14779 *movdf_softfloat, *movdf_mips16): Use "multi".
14780 (extendqihi2): Replace with a define_expand.
14781 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
14782 Based on extend<SHORT:mode><GPR:mode>2 patterns.
14783 * config/mips/74k.md (r74k_int_logical): New reservation and
14785 (r74k_int_arith): Remove "slt".
14786 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
14787 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
14788 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
14789 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
14790 reservations for "arith".
14792 2007-07-04 Richard Guenther <rguenther@suse.de>
14794 * tree-ssa.c (useless_type_conversion_p): Add handling for
14795 scalar float and vector types. Only call the types_compatible_p
14796 langhook for aggregate types as last resort. Follow the
14799 2007-07-04 Richard Guenther <rguenther@suse.de>
14801 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
14802 the same as NOP_EXPR.
14804 2007-07-04 Nick Clifton <nickc@redhat.com>
14806 * target.h (struct gcc_target): Add target_help field.
14807 * target-def.h (TARGET_HELP): New.
14808 (TARGET_INITIALIZER): Use TARGET_HELP.
14809 * opts.c (command_handle_option): Invoke target_help function, if
14810 defined, when the user has specified --target-help on the command
14812 * doc/invoke.texi: Mention that --target-help might print
14813 additional information.
14814 * doc/tm.texi: Document TARGET_HELP hook.
14816 * arm.c (TARGET_HELP): Override default definition.
14817 (arm_target_help): New - display a wrapped list of cores and
14818 architectures supported.
14820 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
14822 * config/v850/v850.c (expand_prologue): Make sure
14823 GEN_INT() argument is sign extended rather than zero extended.
14824 (expand_epilogue): Likewise.
14825 (output_move_double): Delete.
14826 * config/v850/v850-protos.h (output_move_double): Delete.
14827 * config/v850/v850.md (movdi): Delete.
14828 (*movdi_internal): Delete.
14830 (*movdf_internal): Delete.
14832 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14834 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
14835 unless compiling RTP PIC.
14837 2007-07-04 Richard Guenther <rguenther@suse.de>
14839 PR tree-optimization/32482
14840 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
14841 original ssa name if we didn't find a shift expression.
14842 Fix shift constant for bit zero test.
14844 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14846 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
14848 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14850 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
14851 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
14852 * config/arm/vxworks.h (ASM_SPEC): Delete.
14853 (SUBTARGET_EXTRA_ASM_SPEC): Define.
14855 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14857 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
14858 (DDR_REVERSED_P): New.
14859 * tree-data-ref.c (initialize_data_dependence_relation,
14860 build_classic_dist_vector): Set DDR_REVERSED_P.
14862 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14864 PR middle-end/32457
14865 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
14866 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14867 init_omega_for_ddr_1): Use non conservative number of iterations
14869 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
14870 (analyze_siv_subscript): Remove FIXME and reinitialization of
14871 last_conflicts to chrec_dont_know.
14872 * testsuite/gfortran.dg/vect/pr32457.f90: New.
14874 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14876 * tree.c (maybe_canonicalize_argtypes): Improve description.
14878 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14880 * tree.c (maybe_canonicalize_argtypes): New.
14881 (build_function_type): Set canonical type.
14882 (build_method_type_directly): Ditto.
14883 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
14886 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14888 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
14890 (rewrite_use_nonlinear_expr): Likewise.
14892 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
14894 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
14896 2007-07-04 Ben Elliston <bje@au.ibm.com>
14898 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
14901 * c-objc-common.c (c_types_compatible_p): Fix indentation.
14903 * doc/tm.texi (Run-time Target): Capitalise "CPU".
14904 (Exception Handling): Likewise.
14906 2007-07-03 Jan Hubicka <jh@suse.cz>
14908 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
14910 2007-07-03 Eric Christopher <echristo@apple.com>
14912 * doc/cppopts.texi: Add conflicting option note to -dM.
14913 * doc/invoke.texi: Add note about possible conflicts with
14914 -E for -dCHARS and note that -dM will not produce
14915 any results if there is no machine dependent reorg.
14917 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14919 * tree.h (DECL_ALIGN): Back out previous change.
14921 2007-07-03 Joseph Myers <joseph@codesourcery.com>
14923 * configure.ac: Test for .dtprelword support on MIPS.
14924 * configure, config.in: Regenerate.
14925 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
14926 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14928 2007-07-03 Julian Brown <julian@codesourcery.com>
14930 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
14931 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
14932 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
14933 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
14935 (all_fpus): Add FPUTYPE_VFP3.
14936 (fp_model_for_fpu): Add VFPv3 field.
14937 (arm_rtx_costs_1): Give cost to VFPv3 constants.
14938 (vfp3_const_double_index): New function. Return integer index of
14939 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
14941 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
14942 and argument represents a valid RTX for a VFPv3 constant.
14943 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
14945 (vfp_emit_fstmd): Similar, for fstmd.
14946 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
14947 constants, represented as integer indices.
14948 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
14949 VFP_REGNO_OK_FOR_DOUBLE macros.
14950 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
14951 (arm_file_start): Set float-abi attribute for VFPv3, and output
14952 correct ".fpu" assembler directive.
14953 (arm_dbx_register_numbering): Add FIXME.
14954 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
14955 (fputype): Add FPUTYPE_VFP3.
14956 (FIXED_REGISTERS): Add 32 registers for D16-D31.
14957 (CALL_USED_REGISTERS): Likewise.
14958 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
14959 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
14960 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
14961 (D7_VFP_REGNUM): New.
14962 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
14963 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
14964 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
14965 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
14966 (REG_ALLOC_ORDER): Adjust for VFPv3.
14967 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
14968 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
14969 VFP_LO_REGS, VFP_HI_REGS.
14970 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
14971 (IS_VFP_CLASS): Define macro.
14972 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
14974 (REGISTER_MOVE_COST): Likewise.
14975 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
14976 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
14977 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
14978 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
14979 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
14980 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
14981 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
14982 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
14983 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
14984 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
14985 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
14986 where appropriate for single-word registers.
14987 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
14988 As above. Fix type attributes.
14989 * config/arm/constraints.md (register_contraint "t"): Define.
14990 (register_constraint "w"): Change to D0-D15, or D0-D31 for
14992 (register_constraint "x"): Define.
14993 (constraint "Dv"): Define.
14995 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14997 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
14999 2007-07-03 Tom Tromey <tromey@redhat.com>
15001 * c-parser.c (objc_pq_context): Removed.
15002 (objc_need_raw_identifier): Likewise.
15003 (c_parser) <objc_pq_context>: New field.
15004 <objc_need_raw_identifier>: Likewise.
15005 (OBJC_NEED_RAW_IDENTIFIER): Removed.
15006 (c_lex_one_token): Update.
15007 (c_parser_objc_protocol_definition): Update.
15008 (c_parser_objc_method_definition): Update.
15009 (c_parser_objc_methodproto): Update.
15010 (c_parser_declspecs): Update.
15012 2007-07-03 David Ung <davidu@mips.com>
15014 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
15016 2007-07-03 David Ung <davidu@mips.com>
15017 Richard Sandiford <richard@codesourcery.com>
15019 * doc/invoke.texi: Document -march=74kf3_2.
15020 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
15021 (TUNE_74K): Check for it.
15022 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
15023 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
15024 * config/mips/mips.md (cpu): Add 74kf3_2.
15025 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
15026 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
15027 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
15028 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
15029 74kf3_2 to the CPU list.
15030 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
15031 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
15032 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
15033 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
15034 (r74kf3_2_fxfer_from_c1): New insn reservations.
15036 2007-07-03 Richard Sandiford <richard@codesourcery.com>
15037 David Ung <davidu@mips.com>
15039 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
15040 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
15041 and 74k[fx]. Document aliases for the new options.
15042 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
15043 (PROCESSOR_24KF2_1): ...this.
15044 (PROCESSOR_24KX): Rename to...
15045 (PROCESSOR_24KF1_1): ...this.
15046 (PROCESSOR_74KF): Rename to...
15047 (PROCESSOR_74KF2_1): ...this.
15048 (PROCESSOR_74KX): Rename to...
15049 (PROCESSOR_74KF1_1): ...this.
15050 (TUNE_74K): Update PROCESSOR_* names.
15051 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
15052 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
15053 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
15054 (mips_rtx_cost_data): Update processor names in comments.
15055 (mips_issue_rate): Update PROCESSOR_* names.
15056 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
15057 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
15058 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
15059 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
15060 Update cpu attribute names.
15061 (r24k_fpu_iss): Rename this reservation to...
15062 (r24kf2_1_fpu_iss): ...this and update all uses.
15063 (r24kx_fpu_iss): Rename this reservation to...
15064 (r24kf1_1_fpu_iss): ...this and update all uses.
15065 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
15066 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
15067 Update cpu attribute names.
15069 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
15071 * config/m32r/constraints.md: New file.
15072 * config/m32r/m32r.c: Include tm-constrs.h.
15073 (small_data_operand): Use satisfies_constraint_* instead of macro.
15074 (addr24_operand, gen_compare): Likewise.
15075 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
15076 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
15077 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15078 EXTRA_CONSTRAINT): Likewise.
15079 * config/m32r/m32r.md: Include constraints.md.
15080 (*movsi_insn): Use satisfies_constraint_* instead of macro.
15081 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
15082 * config/m32r/predicates.md (conditional_move_operand): Likewise.
15083 (two_insn_const_operand, int8_operand, uint16_operand,
15084 reg_or_int16_operand, reg_or_uint16_operand,
15085 reg_or_cmp_int16_operand, cmp_int16_operand,
15086 seth_add3_operand): Likewise.
15088 2007-07-03 Eric Christopher <echristo@gmail.com>
15090 * libgcc2.h: Conditionally declare __bswapsi2 and
15093 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
15095 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
15098 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15101 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
15102 (__gthrw_pragma): Provide default definition.
15103 (__gthrw2): Use it.
15104 * gthr-posix.c (__gthrw_pragma): Define.
15106 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
15108 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
15109 before declaring inequality.
15111 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
15113 * combine.c (recog_for_combine): Log the success or failure of
15114 matching new insn patterns against the machine description in
15117 2007-07-03 Revital Eres <eres@il.ibm.com>
15119 * ddg.c (print_sccs): New function.
15120 (check_sccs): New function.
15121 (create_ddg_all_sccs): Use it.
15122 * ddg.h (print_sccs): Declare.
15123 * modulo-sched.c (sms_order_nodes): Call print_sccs.
15125 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
15127 * targhooks.h (default_mode_for_suffix): New function declaration.
15128 * targhooks.c (default_mode_for_suffix): New default target hook.
15129 * target.h (struct c): New structure in the targetm struct.
15130 (mode_for_suffix): New target hook as part of struct c.
15131 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
15132 default_mode_for_suffix.
15133 (TARGET_C): New define.
15134 * c-lex.c: Include "target.h".
15135 (interpret_float): Use targetm.c.mode_for_suffix to determine
15136 the mode for a given non-standard suffix.
15137 Makefile.in (c-lex.o): Depend on $(TARGET_H).
15139 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
15140 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
15142 * doc/extend.texi (Floating Types): New node. Document __float80 and
15143 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
15145 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
15148 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
15149 predicate instead of target_operand.
15150 (divsi3_i1_media, divsi3_media_2): Likewise.
15152 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
15154 * tree.h (alias_sets_might_conflict_p): Rename into
15155 alias_sets_must_conflict_p.
15156 * alias.c (alias_sets_might_conflict_p): Likewise.
15157 (alias_sets_conflict_p): Use it.
15158 (objects_must_conflict_p): Likewise.
15159 * c-common.c (strict_aliasing_warning): Adjust.
15161 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
15163 * rtlhooks.c (gen_lowpart_if_possible): Check for
15164 invalid subreg before calling gen_lowpart_SUBREG.
15166 2007-07-02 Geoffrey Keating <geoffk@apple.com>
15168 * config/darwin9.h: Add copyright notice.
15169 (LINK_COMMAND_SPEC): Add comment.
15170 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
15171 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
15172 DARWIN_LIBSYSTEM_HAS_UNWIND.
15174 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15177 * omp-low.c (check_combined_parallel): New function.
15178 (lower_omp_parallel): Call it via walk_stmts, set
15179 OMP_PARALLEL_COMBINED if appropriate.
15180 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
15181 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
15182 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
15183 don't consider it as combined parallel.
15185 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15187 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15188 (gcc_tooldir): Likewise.
15189 * configure: Regenerate.
15190 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15191 old configure.ac gcc_tooldir setting.
15192 (prefix_to_exec_prefix): New variable.
15193 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15194 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15196 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
15198 Fix PR tree-optimization/32583
15199 Fix PR tree-optimization/32584
15200 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
15201 (phi_translate_set): Use phi_translate directly now.
15202 (make_values_for_stmt): Don't value number RHS if we already know
15205 2007-07-02 Steve Ellcey <sje@cup.hp.com>
15206 Jim Wilson <wilson@specifix.com>
15209 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
15212 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
15213 Richard Sandiford <richard@codesourcery.com>
15214 Nigel Stephens <nigel@mips.com>
15216 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
15217 (mips16e_output_save_restore): Declare.
15218 (mips16e_save_restore_pattern_p): Likewise.
15219 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
15220 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
15221 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
15222 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
15223 (BITSET_P): New global macro, extracted from...
15224 (mips_for_each_saved_reg): ...here.
15225 (mips16e_save_restore_info): New struct.
15226 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
15227 (mips16e_save_restore_regs): New variable.
15228 (mips_split_plus, mips16e_find_first_register): New functions.
15229 (mips16e_mask_registers): New function.
15230 (compute_frame_size): Expand the commentary before the function.
15231 Enforce the MIPS16e save and restore register range restrictions.
15232 Pad the general register save area at the low end.
15233 (mips16e_save_restore_reg, mips16e_build_save_restore)
15234 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
15235 (mips16e_output_save_restore, mips16e_collect_propagate_value)
15236 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
15238 (mips_expand_prologue, mips_expand_epilogue): Handle
15239 GENERATE_MIPS16E_SAVE_RESTORE.
15240 * config/mips/mips.md (*mips16e_save_restore): New pattern.
15242 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
15244 PR tree-optimization/31966
15245 PR tree-optimization/32533
15246 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
15247 "basic_block" description as its third argument. Update function
15248 calls to get destination bb from "edge" argument. Save "cond" into
15249 aux field of the edge. Update prototype for changed arguments.
15250 (if_convertible_loop_p): Clear aux field of incoming edges if bb
15252 (find_phi_replacement_condition): Operate on incoming edges, not
15253 on predecessor blocks. If there is a condition saved in the
15254 incoming edge aux field, AND it with incoming bb predicate.
15255 Return source bb of the first edge.
15256 (clean_predicate_lists): Clean aux field of outgoing node edges.
15257 (tree_if_conversion): Do not initialize cond variable. Move
15258 variable declaration into the loop.
15259 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
15260 initializations of new_stmt, arg0 and arg1 variables.
15262 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15264 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
15265 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
15267 2007-07-02 Richard Guenther <rguenther@suse.de>
15269 * tree-ssa.c (useless_type_conversion_p): Document
15270 future intent as defining the middle-end type system.
15271 Re-structure to call langhook last, group by type class,
15272 mark questionable parts.
15274 2007-07-02 Richard Guenther <rguenther@suse.de>
15276 * tree-flow.h (types_compatible_p): Declare.
15277 * tree-ssa.c (types_compatible_p): New function.
15278 * ipa-type-escape.c (discover_unique_type): Use
15279 types_compatible_p instead of lang_hooks.types_compatible_p.
15280 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
15281 * tree-vn.c (expressions_equal_p): Likewise.
15282 * tree.c (fields_compatible_p): Likewise.
15283 * tree-ssa-dom.c (avail_expr_eq): Likewise.
15284 (cprop_operand): Use useless_type_conversion_p instead of
15285 lang_hooks.types_compatible_p.
15286 * tree-inline.c (setup_one_parameter): Likewise.
15287 (declare_return_variable): Likewise.
15288 * tree-nrv.c (tree_nrv): Likewise.
15289 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15290 (maybe_fold_offset_to_component_ref): Likewise.
15291 (maybe_fold_offset_to_reference): Likewise.
15292 * tree-ssa-copy.c (may_propagate_copy): Likewise.
15293 (merge_alias_info): Likewise.
15294 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
15295 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15296 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
15297 * tree-tailcall.c (find_tail_calls): Likewise.
15298 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
15299 * gimplify.c (canonicalize_addr_expr): Likewise.
15300 (fold_indirect_ref_rhs): Likewise.
15301 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
15302 (cpt_same_type): Likewise.
15303 (check_pointer_types_r): Swap parameters to cpt_same_type
15305 * fold-const.c (fold_convert): Revert fix for PR15988.
15306 * tree-inline.c (setup_one_parameter): Instead fix it here by
15307 using fold_build1 instead of fold_convert and checking for
15308 error_mark_node. Convert only if the conversion is necessary.
15310 2007-07-02 Joseph Myers <joseph@codesourcery.com>
15312 * configure.ac: Check for .gnu_attribute on Power.
15313 * configure: Regenerate.
15314 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
15315 attribute for floating-point ABI.
15317 2007-07-02 Ira Rosen <irar@il.ibm.com>
15319 PR tree-optimization/32230
15320 PR tree-optimization/32477
15321 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
15322 address is a constant.
15324 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15326 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
15327 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
15328 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
15329 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
15330 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
15331 64-bit targets. Add support for *-elfoabi*.
15332 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
15333 different settings if $(tm_defines) does not select the EABI.
15334 (MULTILIB_EXCLUSIONS): Define in those circumstances.
15335 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
15336 (MIPS_ARCH_OPTION_SPEC): Likewise.
15337 (MIPS_ISA_LEVEL_SPEC): Likewise.
15338 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
15339 * config/mips/elfoabi.h: New file.
15341 2007-07-02 Richard Guenther <rguenther@suse.de>
15343 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
15344 (useless_type_conversion_p): ... this.
15345 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
15346 (useless_type_conversion_p): ... this.
15347 * builtins.c (fold_builtin_memory_op): Rename
15348 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
15349 * tree-cfg.c (verify_expr): Likewise.
15350 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
15351 * tree-ssa-ccp.c (ccp_fold): Likewise.
15352 * tree-ssa-copy.c (may_propagate_copy): Likewise.
15353 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
15354 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
15355 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
15356 * tree-ssa-pre.c (eliminate): Likewise.
15357 * tree-ssa.c (delete_tree_ssa): Likewise.
15358 (tree_ssa_useless_type_conversion): Likewise.
15359 * tree.c (build2_stat): Likewise.
15361 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
15363 Fix PR tree-optimization/32571
15364 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
15367 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
15369 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
15370 and other expected operations explicitly, change default to
15373 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
15375 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
15377 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
15378 (tls_load_dot_plus_eight): Move the label number into the unspec.
15379 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
15381 2007-07-01 Andreas Schwab <schwab@suse.de>
15383 * dwarf2out.c (initial_return_save): Define only if used.
15385 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
15387 Unreverting Richard's Revert of:
15389 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15391 * dce.c (deletable_insn_p_1): New function, split out from...
15392 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15393 specially, not those inside PARALLELs. Remove BODY argument
15394 and adjust recursive call accordingly.
15395 (prescan_insns_for_dce): Update call to delete_insn_p.
15397 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
15398 Revital Eres <eres@il.ibm.com>
15400 * ddg.c (create_ddg_all_sccs): Fix missed
15401 initialization of scc_nodes.
15403 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
15405 PR middle-end/32559
15406 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
15407 X + ~X to 1 only for INTEGRAL_TYPE_P type.
15409 2007-06-30 Joseph Myers <joseph@codesourcery.com>
15411 * configure.ac: Check for .gnu_attribute on MIPS.
15412 * configure, config.in: Regenerate.
15413 * config/mips/mips.c (mips_file_start): If supported, output
15414 attribute for floating-point ABI.
15416 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
15419 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
15420 (ffs_cmove): New expander to expand using ctz pattern.
15421 (*ffs_cmove): Remove pattern.
15422 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
15423 (ffsdi2): Expand using ctz pattern.
15424 (*ffs_rex64): Remove pattern.
15426 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15428 PR rtl-optimization/32296
15429 * pa.md (return): Delete pattern.
15430 (return_internal): Remove "(const_int 1)" from pattern.
15431 (epilogue): Use return_internal pattern for trivial returns.
15432 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
15433 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
15435 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15437 * tree-ssa-pre.c (is_exception_related): New function
15438 (can_value_number_operation): Use it.
15440 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15442 Fix PR tree-optimization/32540
15443 Fix PR tree-optimization/31651
15445 * tree-ssa-sccvn.c: New file.
15447 * tree-ssa-sccvn.h: Ditto.
15449 * tree-vn.c: Include tree-ssa-sccvn.h
15450 (val_expr_paid_d): Removed.
15451 (value_table): Ditto.
15452 (vn_compute): Ditto.
15453 (val_expr_pair_hash): Ditto.
15454 (val_expr_pair_expr_eq): Ditto.
15455 (copy_vuses_from_stmt): Ditto.
15456 (vn_delete): Ditto.
15458 (shared_vuses_from_stmt): Ditto.
15459 (print_creation_to_file): Moved up.
15460 (sort_vuses): Ditto.
15461 (sort_vuses_heap): Ditto.
15462 (set_value_handle): Make non-static.
15463 (make_value_handle): Ditto.
15464 (vn_add): Rewritten to use sccvn lookups.
15465 (vn_add_with_vuses): Ditto.
15466 (vn_lookup): Ditto (and second argument removed).
15467 (vn_lookup_with_vuses): Ditto.
15468 (vn_lookup_or_add): Ditto (and second argument removed);
15469 (vn_lookup_or_add_with_vuses): Ditto.
15470 (vn_lookup_with_stmt): New.
15471 (vn_lookup_or_add_with_stmt): Ditto.
15472 (create_value_handle_for_expr): Ditto.
15474 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
15475 (seen_during_translate): New function.
15476 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
15477 (phi_trans_add): Ditto.
15478 (constant_expr_p): FIELD_DECL is always constant.
15479 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
15480 Use constant_expr_p.
15481 Avoid infinite recursion on mutually valued expressions.
15482 Change callers of vn_lookup_or_add.
15483 (phi_translate): New function.
15484 (compute_antic_safe): Allow phi nodes.
15485 (create_component_ref_by_pieces): Update for FIELD_DECL change.
15486 (find_or_generate_expression): Rewrite slightly.
15487 (create_expression_by_pieces): Updated for vn_lookup_or_add
15489 Update VN_INFO for new names.
15490 (insert_into_preds_of_block): Update for new names.
15491 (add_to_exp_gen): New function.
15492 (add_to_sets): Use vn_lookup_or_add_with_stmt.
15493 (find_existing_value_expr): Rewrite to changed vn_lookup.
15494 (create_value_expr_from): Ditto, and use add_to_exp_gen.
15495 (try_look_through_load): Removed.
15496 (try_combine_conversion): Ditto.
15497 (get_sccvn_value): New function.
15498 (make_values_for_phi): Ditto.
15499 (make_values_for_stmt): Ditto.
15500 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
15502 (init_pre): Update for SCCVN changes.
15504 (execute_pre): Ditto.
15506 * tree-flow.h (make_value_handle): Declare.
15507 (set_value_handle): Ditto.
15508 (sort_vuses_heap): Ditto.
15509 (vn_lookup_or_add_with_stmt): Ditto.
15510 (vn_lookup_with_stmt): Ditto.
15511 (vn_compute): Remove.
15513 (vn_delete): Ditto.
15514 (vn_lookup): Update arguments.
15516 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
15517 (tree-vn.o): Ditto.
15518 (tree-ssa-sccvn.o): New.
15519 (OBJS-common): Add tree-ssa-sccvn.o
15521 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15524 * c-typeck.c (build_external_ref): Don't mark as used if called
15526 * calls.c (rtx_for_function_call): Likewise.
15528 2007-06-30 Richard Sandiford <richard@codesourcery.com>
15532 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15534 * dce.c (deletable_insn_p_1): New function, split out from...
15535 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15536 specially, not those inside PARALLELs. Remove BODY argument
15537 and adjust recursive call accordingly.
15538 (prescan_insns_for_dce): Update call to delete_insn_p.
15540 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
15542 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
15543 (try_combine): Move potential calls to undo_all() so they happen
15544 before we commit to using the combined insns.
15546 2007-06-30 Jan Hubicka <jh@suse.cz>
15548 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
15551 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
15553 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
15554 (cgraph_remove_unreachable_nodes): Likewise.
15555 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
15556 * ipa-inline.c (update_caller_keys): Cast according to the coding
15558 (cgraph_decide_recursive_inlining): Likewise.
15559 (cgraph_decide_inlining_of_small_function): Likewise.
15560 (try_inline): Likewise.
15561 (cgraph_decide_inlining_incrementally): Likewise.
15562 * ipa-pure-const.c (get_function_state): Likewise.
15563 (scan_function): Likewise.
15564 (analyze_function): Likewise.
15565 (static_execute): Likewise.
15566 * ipa-reference.c (scan_for_static_refs): Likewise.
15567 (merge_callee_local_info): Likewise.
15568 (analyze_function): Use type safe memory macros.
15569 (static_execute): Likewise. Cast according to the coding conventions.
15570 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
15572 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
15574 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
15575 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
15578 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15580 PR middle-end/30024
15581 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
15582 for complex modes (both int and real).
15584 2007-06-29 Jan Hubicka <jh@suse.cz>
15586 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
15588 2007-06-29 Jan Hubicka <jh@suse.cz>
15590 PR middle-end/32372
15591 * cse.c (cse_insn): Avoid invalid sharing in between register note and
15594 2007-06-29 Anatoly Sokolov <aesok@post.ru>
15597 * config/avr/avr.c: Include dataflow header file.
15598 (expand_prologue): Adjust for prologue insn change.
15599 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
15602 2007-06-29 Richard Guenther <rguenther@suse.de>
15604 PR middle-end/32493
15605 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
15606 during type verification.
15608 2007-06-29 Jan Hubicka <jh@suse.cz>
15610 * recog.c (validate_change_rtx_1): Unshare TO argument.
15612 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
15614 PR tree-optimization/24659
15615 * tree-vect-transform.c (vectorizable_call): Handle
15616 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15618 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
15619 * config/i386/i386.c (enum ix86_builtins)
15620 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
15621 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
15623 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
15624 const using def_builtin_const.
15625 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
15626 input operands in the same modes as the result.
15627 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
15629 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
15631 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
15632 (df_set_dead_notes_for_mw): Likewise.
15634 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
15636 * c-common.c (pointer_int_sum): Do the negation in sizetype.
15638 2007-06-28 DJ Delorie <dj@redhat.com>
15640 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
15642 2007-06-28 Geoffrey Keating <geoffk@apple.com>
15644 * doc/invoke.texi (C++ Dialect Options): Document
15645 fvisibility-ms-compat.
15646 * c.opt (fvisibility-ms-compat): New.
15648 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15651 * tree-affine.c (aff_combination_add_elt): Handle
15652 pointer addition specially.
15654 2007-06-28 Jakub Jelinek <jakub@redhat.com>
15656 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
15657 decl is non-external for AIX ABI.
15659 2007-06-28 David Edelsohn <edelsohn@gnu.org>
15661 * config/rs6000/predicates.md (current_file_function_operand):
15662 Ensure the symbol is non-external for AIX ABI.
15664 2007-06-28 Nick Clifton <nickc@redhat.com>
15666 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
15667 (fdce, fdse, fpredictive-commoning): Likewise.
15669 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15672 * gcc.c (process_command): Recognize the new -static-libgfortran
15675 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
15678 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
15679 Use a call clobbered hard reg instead of a pseudo reg.
15681 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15683 * config/sh/sh.md (load_gbr): Use correct operand constraint.
15685 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15688 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
15689 REG_LIBCALL and REG_RETVAL notes.
15690 (divsi3, mulsi3): Likewise.
15691 (mulhisi3): Likewise. Use emit_libcall_block.
15692 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
15694 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
15696 PR rtl-optimization/32481
15697 * combine.c (adjust_for_new_dest): Rescan the changed insn.
15699 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15701 * dce.c (deletable_insn_p_1): New function, split out from...
15702 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15703 specially, not those inside PARALLELs. Remove BODY argument
15704 and adjust recursive call accordingly.
15705 (prescan_insns_for_dce): Update call to delete_insn_p.
15707 2007-06-27 Richard Guenther <rguenther@suse.de>
15709 PR middle-end/32492
15710 * tree.h (fold_convertible_p): Declare.
15711 * fold-const.c (fold_convertible_p): New function.
15712 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
15713 instead of lang_hooks.types_compatible_p.
15715 2007-06-26 Jan Hubicka <jh@suse.cz>
15717 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
15718 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
15719 early use validate_unshare_change.
15720 (reload_combine): Likewise.
15721 * recog.c (change_t): New field unshare.
15722 (validate_change_1): Rename from validate_change; add argument unshare.
15723 (validate_change): Turn into wrapper of validate_change_1; update
15724 prototype for bools.
15725 (validate_unshare_change): New.
15726 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
15727 calls of df_insn_rescan.
15728 * recog.h (validate_change): Replace ints by bools.
15729 (validate_unshare_change): Declare.
15731 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
15733 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
15735 2007-06-26 Steve Ellcey <sje@cup.hp.com>
15737 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
15739 2007-06-25 Jan Hubicka <jh@suse.cz>
15741 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
15743 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
15744 cgraph_decide_inlining_incrementally): Move uninlinability checks to
15745 places other call site specific checks are performed.
15747 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15750 * tree-vect-transform.c (vectorizable_operation): Convert
15751 POINTER_PLUS_EXPR over to PLUS_EXPR.
15753 2007-06-25 Chao-ying Fu <fu@mips.com>
15755 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
15756 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
15757 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
15758 Document GET_MODE_IBIT, and GET_MODE_FBIT.
15760 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
15761 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
15762 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
15763 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
15764 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
15765 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
15766 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
15767 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
15768 ALL_FIXED_POINT_MODE_P): New define.
15769 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15771 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
15773 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
15774 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
15775 MODE_VECTOR_UACCUM): New mode classes.
15777 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
15778 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
15779 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
15782 * genmodes.c (struct mode_data): Add ibit and fbit fields.
15783 (blank_mode): Initialize ibit and fbit.
15784 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
15785 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15787 (new_adjust): Change required_class to required_class_from and
15788 required_class_to for testing within a range.
15789 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15790 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
15791 MODE_VECTOR_UACCUM.
15792 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
15793 (make_fixed_point_mode): New.
15794 (_ADD_ADJUST): Change C to C1 and C2.
15795 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
15796 use a range for machine classes.
15797 (ADJUST_IBIT, ADJUST_FBIT): New.
15798 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
15800 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
15801 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
15802 Emit adjustment for ibit and fbit.
15803 (emit_mode_ibit, emit_mode_fbit): New.
15804 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
15806 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
15808 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
15809 as the source of the set.
15811 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
15813 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
15814 FP_REGNO_P): Use IN_RANGE.
15815 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
15816 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
15817 (DATA_REG_P): Use DATA_REGNO_P.
15818 (FP_REG_P): Use FP_REGNO_P.
15819 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
15820 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
15821 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
15823 2007-06-24 Jan Hubicka <jh@suse.cz>
15825 PR middle-end/30563
15826 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
15828 2007-06-24 Sebastian Pop <sebpop@gmail.com>
15830 PR middle-end/32461
15831 * fold-const.c (fold_binary): Strip nops of operand 0
15832 of BIT_NOT_EXPR before calling operand_equal_p.
15833 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
15834 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
15836 2007-06-23 Mark Mitchell <mark@codesourcery.com>
15838 * doc/extend.texi: Document that dllimport and dllexport imply
15839 default visibility.
15840 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
15841 imported or exported declaration, including type declarations.
15842 * c-common.c (handle_visibility_attribute): Check for conflicts
15843 with dllimport/dllexport.
15844 (c_determine_visibility): Handle dllimport/dllexport as an
15845 explicit visibility atttribute.
15847 2007-06-23 Richard Guenther <rguenther@suse.de>
15849 PR tree-optimization/16876
15850 PR middle-end/29478
15851 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
15853 * tree-inline.c (initialize_inlined_parameters): Do not call
15854 lang_hooks.tree_inlining.convert_parm_for_inlining.
15855 * cgraphbuild.c (initialize_inline_failed): Set inline failed
15856 reason for mismatched types.
15857 * gimplify.c (gimplify_call_expr): Verify the call expression
15858 arguments match the called function type signature. Otherwise
15859 mark the call expression to be not considered for inlining
15860 using CALL_CANNOT_INLINE_P flag.
15861 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
15862 edges call expression.
15863 (cgraph_decide_inlining_of_small_function): Likewise.
15864 (cgraph_decide_inlining): Likewise.
15865 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
15867 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
15868 * c-typeck.c (c_convert_parm_for_inlining): Remove.
15869 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
15870 Remove declaration.
15871 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
15872 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
15874 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
15875 convert_parm_for_inlining member.
15877 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
15880 * arm.md (negscc): Match the correct operand for optimized LT0 test.
15881 Remove optimization for GT.
15883 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
15885 PR middle-end/32437
15886 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
15888 (prescan_insns_for_dce): Add extra parameter.
15890 2007-06-23 Jan Hubicka <jh@suse.cz>
15892 PR middle-end/31541
15893 * gimplify.c (mark_addressable): New function.
15894 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
15896 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15898 PR middle-end/32374
15899 * expr.c (store_constructor): Do not clobber non-zeroed memory.
15901 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15904 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
15905 moves between MMX/SSE registers to at least 8 units to prevent
15906 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
15908 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15910 * config/i386/i386.c (override_options): Correct x86_sahf
15913 2007-06-21 David Daney <ddaney@avtrex.com>
15916 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
15917 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
15918 (exception_receiver): Renamed to ...
15919 (nonlocal_goto_receiver): ... this.
15921 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
15923 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
15924 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
15925 partial register accesses.
15927 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
15929 * fold-const.c (debug_fold_checksum): Move it under
15930 ENABLE_FOLD_CHECKING.
15932 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15934 PR middle-end/20623
15935 * tree.h (debug_fold_checksum): Declared.
15936 * fold-const.c (build_fold_addr_expr_with_type_1): New.
15937 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
15938 build_fold_addr_expr_with_type_1.
15939 (fold_addr_expr, debug_fold_checksum): New.
15940 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
15941 (fold_unary, fold_comparison, split_address_to_core_and_offset):
15942 Use fold_addr_expr.
15944 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15946 PR tree-optimization/19590
15947 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
15948 of scev is a constant.
15950 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15952 * df-problems.c (df_note_bb_compute): Made computation of live
15953 info consistent with df_lr.
15955 2007-06-21 Richard Guenther <rguenther@suse.de>
15957 PR tree-optimization/32453
15958 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
15959 for pointer anti-range.
15961 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
15963 * config/i386/i386.c (processor_target_table): Increase maximum
15964 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
15967 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
15968 byte alignment if > 8 byte alignment is preferred.
15969 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15971 2007-06-21 Jakub Jelinek <jakub@redhat.com>
15973 PR tree-optimization/31866
15974 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
15975 if ASM_EXPR's input is not a SSA_NAME.
15977 PR middle-end/32362
15978 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
15979 but decl is a global var, instead return decl.
15980 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
15981 even for is_global_var decls, if they are private in some outer
15984 2007-06-21 Richard Guenther <rguenther@suse.de>
15986 PR tree-optimization/32451
15987 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
15989 2007-06-21 Christian Bruel <christian.bruel@st.com>
15991 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
15992 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
15993 (push_regs): Changed saving order or banked registers.
15994 (sh_expand_epilogue): Likewise.
15995 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
15996 (FIRST_BANKED_REG): Likewise.
15997 (LAST_BANKED_REG): Likewise.
15998 * config/sh/sh.md (banked) New attribute.
15999 (in_delay_slot): Check banked attribute.
16001 2007-06-20 Sebastian Pop <sebpop@gmail.com>
16003 PR tree-optimization/32075
16004 * tree-data-ref.c (subscript_dependence_tester_1,
16005 analyze_miv_subscript, analyze_overlapping_iterations,
16006 add_distance_for_zero_overlaps, build_classic_dist_vector,
16007 subscript_dependence_tester_1, analyze_overlapping_iterations,
16008 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
16009 compute_affine_dependence, compute_all_dependences): Pass loop_nest
16010 to evolution_function_is_affine_multivariate_p.
16012 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
16014 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
16016 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
16019 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
16021 * config/m32c/prologue.md (epilogue_exitd_16): New.
16022 (epilogue_reit_16): New.
16023 (epilogue_exitd): Rename to epilogue_exitd_24.
16024 (epilogue_reit): Rename to epilogue_reit_24.
16026 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
16027 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16029 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
16031 * haifa-sched.c (queue_to_ready): Don't requeue next insn
16032 if dbg_cnt (sched_insn) reaches the limit.
16033 (choose_ready): New parameter INSN_PTR and new return value.
16034 (schedule_block): Handle dbg_cnt (sched_insn). Handle
16035 the new return value from choose_ready.
16036 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
16037 (rest_of_handle_global_alloc): New global_alloc_at_func.
16039 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
16041 PR tree-optimization/25737
16042 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
16043 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
16044 * tree-flow.h (struct fieldoff): Add new field alias_set.
16045 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
16046 argument addressable_type. Set alias_set of fieldoff.
16047 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
16048 (create_overlap_variables_for): Pass alias_set from fieldoff to
16050 * alias.c (get_alias_set): Use alias_set from SFT if set.
16052 2007-06-20 Hui-May Chang <hm.chang@apple.com>
16054 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
16055 of a variable as an unsigned HOST_WIDE_INT integer.
16057 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
16059 PR rtl-optimization/32405
16060 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
16062 2007-06-20 Jakub Jelinek <jakub@redhat.com>
16064 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
16066 PR middle-end/31959
16067 * builtins.c: Include diagnostic.h.
16068 (expand_builtin_expect): Make gcc_assert more permissive.
16069 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
16071 PR inline-asm/32109
16072 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
16075 PR middle-end/32285
16076 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
16077 if ACCUMULATE_OUTGOING_ARGS.
16079 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16081 * config/m68hc11/m68hc11.c: Include dataflow header file.
16082 (m68hc11_reorg): Port to dataflow.
16084 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16086 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
16087 (struct df_problem.free_blocks_on_set_blocks): New field.
16088 (struct dataflow.optional_p): New field.
16089 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16090 (df_live_set_all_dirty): New function.
16091 * df-scan.c (df_scan_alloc): Initialize optional_p.
16092 (problem_SCAN): Initialize free_blocks_on_set_blocks.
16093 * df-core.c (df_set_blocks): Removed use of
16094 DF_FIRST_OPTIONAL_PROBLEM. Now uses
16095 df_problem.free_blocks_on_set_blocks to determine which blocks are
16097 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
16098 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
16099 uses dataflow.optional_p to determine if problem should be
16101 (rest_of_handle_df_initialize): Only start live problem if
16103 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16104 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
16105 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
16106 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
16107 problem_NOTE): Initialize free_blocks_on_set_blocks.
16108 (df_lr_bb_local_compute): Recompute luids if df_live problem is
16110 (df_live_set_all_dirty, df_note_alloc): New function.
16111 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
16113 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
16114 * postreload.c (reload_combine): Ditto.
16115 * cse.c (cse_extended_basic_block): Ditto.
16116 * regmove.c (mark_flags_life_zones): Ditto.
16117 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
16118 erase_matching_seqs): Ditto.
16119 * bt-load.c (compute_defs_uses_and_gen): Ditto.
16120 * integrate (allocate_initial_values): Ditto.
16121 * combine.c (reg_dead_at_p): Ditto.
16122 * resource.c (mark_target_live_regs): Ditto.
16123 * sched-rgn.c (check_live_1, update_live_1): Ditto.
16124 * config/sh/sh.c (find_r0_life_regions): Ditto.
16125 * global.c (rest_of_handle_global_alloc): Only add back df_live
16127 * local-alloc.c (rest_of_handle_local_alloc): Only remove
16128 df_live for -O > 1.
16129 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
16131 (if_convert): Make sure df_live is there at -O == 1.
16132 (pass_if_after_combine): Cleanup flags.
16133 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
16134 is there at -O == 1.
16136 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
16138 * config/arm/arm.c (arm_get_frame_offsets): Set
16139 offsets->locals_base to avoid negative stack size.
16140 (thumb1_expand_prologue): Assert on negative stack size.
16142 2007-06-19 Sebastian Pop <sebpop@gmail.com>
16144 PR tree-optimization/32367
16145 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
16146 of the chrec has no evolution in that loop.
16147 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
16149 2007-06-19 Bob Wilson <bob.wilson@acm.org>
16151 * config/xtensa/xtensa.c: Include "df.h".
16152 (xtensa_builtin_saveregs): Use adjust_address instead of
16154 (xtensa_va_start): Invoke make_tree with sizetype for
16155 expand_builtin_saveregs and then convert the result to a pointer.
16156 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
16157 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
16158 Subtract argument size from index value as integers and then use
16159 POINTER_PLUS_EXPR to add the result to the array address.
16161 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16164 * config/m32c/m32c.c: Include dataflow header file.
16165 (m32c_emit_prologue): Adjust for prologue insn change.
16166 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
16167 once inside a PARALLEL. Assume frame size passed in operand 0
16168 includes space to save the fb register.
16169 (prologue_enter_24): Likewise.
16170 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
16172 2007-06-19 David Daney <ddaney@avtrex.com
16175 * config/mips/mips.md (cprestore): Mark $gp as used.
16177 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16180 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
16181 (frv_ifcvt_modify_insn): Likewise.
16183 2007-06-19 Richard Guenther <rguenther@suse.de>
16185 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
16186 only handle positive offsets that fit in a HOST_WIDE_INT.
16188 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
16190 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
16191 result of rsqrt insn for zero input argument to avoid NaN.
16193 2007-06-19 Richard Guenther <rguenther@suse.de>
16195 PR middle-end/31950
16196 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
16198 2007-06-19 Jakub Jelinek <jakub@redhat.com>
16200 PR tree-optimization/32353
16201 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
16203 2007-06-19 Nick Clifton <nickc@redhat.com>
16205 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
16207 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16210 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
16211 * config/i386/i386.c (assign_386_stack_local): Assert that
16212 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
16213 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
16214 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
16215 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
16217 2007-06-18 Steve Ellcey <sje@cup.hp.com>
16219 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
16221 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
16223 PR rtl-optimization/32321
16224 * gcse.c (replace_store_insn): Update the note before
16225 calling emit_insn_after.
16227 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
16229 PR middle-end/32355
16230 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
16232 * df-problems.c (df_note_bb_compute): Fix dumping info.
16234 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
16236 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
16237 insn with emit_jump_insn.
16239 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16241 PR tree-optimization/32383
16242 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
16243 * targhooks.h (default_builtin_reciprocal): Update prototype.
16244 * target.h (struct gcc_target): Update builtin_reciprocal.
16245 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
16246 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
16247 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
16248 when fndecl is in BUILT_IN_MD class.
16249 (execute_convert_to_rsqrt): Ditto.
16251 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
16252 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
16253 Convert BUILT_IN_SQRTF code only when md_fn is false.
16255 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
16257 * bt-load.c (move_btr_def): Fix the order of arguments
16258 to validate_replace_rtx.
16260 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
16262 * config/m68k/m68k-devices.def: Add 54450..54455.
16264 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
16266 PR rtl-optimization/32366
16267 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
16268 FLOAT_EXTEND]: Prevent non-scalar modes from entering
16271 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16273 PR middle-end/32349
16274 * modulo-sched (generate_reg_moves): Added rescan parameter and if
16275 this is true, rescan insn being modified.
16276 (sms_schedule): Added rescan parameter.
16277 (rest_of_handle_sms): Moved freeing of dominance info to before
16278 getting out of cfg_layout.
16280 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
16282 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
16283 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
16286 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
16287 FL_CF_EMAC from the entry for isac.
16289 * config/m68k/predicates.md (const_call_operand): Adjust comment.
16290 (const_sibcall_operand): New.
16291 (sibcall_operand): Use it.
16292 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
16293 (m68k_isas): ISAC does not imply FPU or EMAC.
16294 (override_options): Add ISA_C logic for symbolic jump & call.
16296 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
16298 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
16299 return mode from the builtin itself.
16300 (sparc_fold_builtin): Fix cast of zero constant.
16302 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
16304 * targhooks.c (default_builtin_reciprocal): New default target hook.
16305 * targhooks.h (default_builtin_reciprocal): Add prototype.
16306 * hooks.c (hook_tree_tree_bool_null): Remove hook.
16307 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
16308 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
16309 default_builtin_reciprocal.
16311 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
16313 PR middle-end/31723
16314 * hooks.c (hook_tree_tree_bool_null): New hook.
16315 * hooks.h (hook_tree_tree_bool_null): Add prototype.
16316 * tree-pass.h (pass_convert_to_rsqrt): Declare.
16317 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
16318 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
16319 and convert it to reciprocal a*rfunc(b).
16320 (execute_convert_to_rsqrt): New function.
16321 (gate_convert_to_rsqrt): New function.
16322 (pass_convert_to_rsqrt): New pass definition.
16323 * target.h (struct gcc_target): Add builtin_reciprocal.
16324 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
16325 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
16326 TARGET_BUILTIN_RECIPROCAL.
16327 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
16329 * config/i386/i386.h (TARGET_RECIP): New define.
16330 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
16331 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16332 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16333 and not optimizing for size.
16334 (*rcpsf2_sse): New insn pattern.
16335 (*rsqrtsf2_sse): Ditto.
16336 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
16337 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16338 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16339 and not optimizing for size.
16340 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
16341 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16342 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16343 and not optimizing for size.
16344 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
16345 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16346 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16347 and not optimizing for size.
16348 (*sse_rsqrtv4sf2): Do not export.
16349 (sqrtv4sf2): Ditto.
16350 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
16351 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16352 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16353 and not optimizing for size.
16354 (sqrtv4sf2): Ditto.
16355 * config/i386/i386.opt (mrecip): New option.
16356 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
16357 (ix86_emit_swsqrtsf): Ditto.
16358 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
16359 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
16360 builtin definition.
16361 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
16362 ix86_expand_unop1_builtin.
16363 (ix86_emit_swdivsf): New function.
16364 (ix86_emit_swsqrtsf): Ditto.
16365 (ix86_builtin_reciprocal): New function.
16366 (TARGET_BUILTIN_RECIPROCAL): Use it.
16367 (ix86_vectorize_builtin_conversion): Rename from
16368 ix86_builtin_conversion.
16369 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
16370 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
16371 "i386 and x86_64 Options" section.
16372 (Intel 386 and AMD x86_64 Options): Document -mrecip.
16374 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
16375 Zdenek Dvorak <dvorakz@suse.cz>
16376 Richard Guenther <rguenther@suse.de>
16377 Kaz Kojima <kkojima@gcc.gnu.org>
16379 * tree-vrp.c (compare_values_warnv): Convert val2 to
16381 (extract_range_from_assert): Create
16382 POINTER_PLUS_EXPR for pointer types.
16383 (extract_range_from_binary_expr): Handle
16384 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
16386 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
16387 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
16388 POINTER_PLUS_EXPR as PLUS_EXPR.
16389 (number_of_iterations_lt_to_ne):
16390 For pointer types, use sizetype when
16391 creating MINUS_EXPR/PLUS_EXPRs.
16392 (assert_loop_rolls_lt): For pointer types, use sizetype when
16393 creating MINUS_EXPR/PLUS_EXPRs.
16394 (number_of_iterations_le): Likewise.
16395 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
16396 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
16397 like PLUS_EXPR and MINUS_EXPR.
16398 * tree-pretty-print.c (dump_generic_node): Handle
16400 (op_prio): Likewise.
16401 (op_symbol_1): Likewise.
16402 * optabs.c (optab_for_tree_code): Likewise.
16403 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
16405 * tree-tailcall.c (process_assignment): Mention
16406 POINTER_PLUS_EXPR in a TODO comment.
16407 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
16408 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
16409 not used with a pointer and an integer type.
16410 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
16411 increment using chrec_convert_rhs instead of chrec_convert.
16412 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
16413 PLUS_EXPR except for the right hand side's type will be
16415 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
16416 (fold_used_pointer_cast): Kill.
16417 (pointer_offset_p): Kill.
16418 (fold_used_pointer): Kill.
16419 (pointer_used_p): Kill.
16420 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
16421 call fold_used_pointer.
16422 (instantiate_parameters_1): Convert the increment
16423 using chrec_convert_rhs instead of chrec_convert.
16424 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
16425 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
16426 instead of PLUS_EXPR.
16427 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
16428 PLUS_EXPR for pointers.
16429 (std_gimplify_va_arg_expr): Likewise.
16430 (fold_builtin_memory_op): Likewise.
16431 (fold_builtin_strstr): Likewise.
16432 (fold_builtin_strchr): Likewise.
16433 (fold_builtin_strrchr): Likewise.
16434 (fold_builtin_strpbrk): Likewise.
16435 (expand_builtin_memory_chk): Likewise.
16436 (fold_builtin_memory_chk): Likewise.
16437 (std_expand_builtin_va_start): Use
16438 sizetype for the call to make_tree and then convert
16439 to the pointer type.
16440 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
16441 instead of PLUS_EXPR for adding to a pointer.
16442 (std_gimplify_va_arg_expr): Use fold_build2 for
16443 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
16444 the operands to sizetype first and then cast the BIT_AND_EXPR
16445 back to the pointer type.
16446 * fold-const.c (build_range_check): Handle pointer types
16448 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
16449 of PLUS_EXPR's. Make sure the offset is converted to
16451 (try_move_mult_to_index): Strip the NOPs from the offset.
16452 Remove code argument and replace all uses with PLUS_EXPR.
16453 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
16454 specially. Don't use a pointer type for MINUS_EXPR.
16455 (fold_unary): Handle for (T1)(X op Y),
16456 only p+ as that is the only as that can be handled for
16457 binary operators now.
16458 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
16460 <case PLUS_EXPR>: Add folding of PTR+INT into
16462 Don't call try_move_mult_to_index.
16463 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
16464 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
16465 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
16466 Don't call try_move_mult_to_index.
16467 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
16468 (tree_expr_nonzero_p): Likewise.
16469 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
16470 of PLUS_EXPR for the complex expression folding.
16471 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
16472 first chrec is a pointer type, then the second should
16473 be sizetype and not the first's type.
16474 For POINTER_PLUS_EXPR, use a different right hand side type.
16475 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16476 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
16477 different right hand side type.
16478 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16479 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
16480 instead of PLUS_EXPR.
16481 When either operand is zero, convert the other operand.
16482 (chrec_apply): Use chrec_convert_rhs
16483 on the argument x instead of chrec_convert.
16484 (reset_evolution_in_loop): For pointer types, the new_evol
16485 should be sizetype.
16486 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
16487 different right hand side type.
16488 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16489 (chrec_convert_rhs): New function.
16490 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
16491 different right hand side type.
16492 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16493 * tree-chrec.h (chrec_convert_rhs): New prototype.
16494 (build_polynomial_chrec): For pointer types, the right hand
16495 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
16496 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
16497 Remove subtraction case as it is always addition now.
16498 Make sure the offset is converted to sizetype.
16499 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
16500 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
16501 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
16502 PLUS_EXPR in pointer type.
16503 Handle POINTER_PLUS_EXPR.
16504 (tree_to_aff_combination): Likewise.
16505 (force_expr_to_var_cost): Likewise.
16506 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
16507 instead of PLUS_EXPR for pointers.
16508 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
16509 instead of PLUS_EXPR of pointer types.
16510 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
16512 (check_va_list_escapes): Likewise.
16513 (check_all_va_list_escapes): Likewise.
16514 * dwarf2out.c (loc_descriptor_from_tree_1):
16515 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
16516 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
16517 (string_constant): Likewise.
16518 * tree-ssa-address.c (tree_mem_ref_addr): When adding
16519 the offset to the base, use POINTER_PLUS_EXPR.
16520 (add_to_parts): Convert the index to sizetype.
16521 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
16522 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
16523 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
16524 Offset only holds something for PLUS_EXPR.
16525 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
16527 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
16529 (analyze_accesses_for_modify_stmt): Likewise.
16530 Remove comment about the type being integral type as it is
16532 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
16534 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
16536 Correct the type which the artimentic is done in (is now
16539 * tree-data-ref.c (split_constant_offset): Handle
16541 * tree-affine.c (tree_to_aff_combination): Likewise.
16542 * c-typeck.c (build_unary_op): For pointers create the increment
16543 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
16545 * gimplify.c (gimplify_self_mod_expr): Create a
16546 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16547 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
16548 * tree.def (POINTER_PLUS_EXPR): New tree code.
16549 * tree-predcom.c (ref_at_iteration): If we have a pointer
16550 type do the multiplication in sizetype.
16551 * tree-mudflap.c (mf_xform_derefs_1): Create a
16552 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16553 * tree-ssa-forwprop.c
16554 (forward_propagate_addr_into_variable_array_index):
16555 Don't expect there to be a cast for the index as that
16556 does not exist anymore.
16557 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
16558 instead of PLUS_EXPR.
16559 Don't check for the first operand of the POINTER_PLUS_EXPR
16560 was the index as it cannot be.
16561 Call forward_propagate_addr_into_variable_array_index with
16562 the SSA_NAME instead of the statement.
16563 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
16564 (compare_constant): Likewise.
16565 (copy_constant): Likewise.
16566 (compute_reloc_for_constant): Likewise.
16567 (output_addressed_constants): Likewise.
16568 (initializer_constant_valid_p): Likewise.
16569 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
16570 Convert the MIN/MAX of the inner type to the outer
16571 type before comparing them.
16572 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
16573 POINTER_PLUS_EXPR instead of PLUS_EXPR.
16574 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
16575 of PLUS_EXPR for pointers.
16576 * tree-inline.c (estimate_num_insns_1): Handle
16578 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
16579 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16580 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
16581 instead of PLUS_EXPR for the pointer increment statement.
16582 (vect_update_ivs_after_vectorizer): For pointer types, create
16583 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
16584 MULT_EXPR in sizetype.
16585 (vect_gen_niters_for_prolog_loop): Add a cast when creating
16587 * tree-object-size.c (plus_expr_object_size): Handle
16588 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
16589 code which is trying to figure out which side is a pointer and
16591 (check_for_plus_in_loops_1): Likewise.
16592 (check_for_plus_in_loops): Likewise.
16593 * c-common.c (pointer_int_sum): Create a
16594 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16595 * tree-ssa-structalias.c (handle_ptr_arith): Handle
16596 only POINTER_PLUS_EXPR. Removing all the extra
16597 code which is trying to figure out which side is a pointer and
16599 * tree-cfg.c (verify_expr): Add extra checking for pointers and
16600 PLUS_EXPR and MINUS_EXPR.
16601 Also add checking to make sure the operands of POINTER_PLUS_EXPR
16603 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
16604 with make_tree, instead of a pointer type.
16605 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
16606 for pointers instead of PLUS_EXPR.
16607 (s390_gimplify_va_arg): Likewise.
16608 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
16609 instead of PLUS_EXPR when doing addition on pointer
16610 types. Use sizetype for the second operand.
16611 (spu_gimplify_va_arg_expr): Likewise.
16612 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
16613 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
16614 a pointer. Don't create a BIT_AND_EXPR for pointer types.
16615 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
16616 for the pointer addition and also use size_int/sizetype
16618 (ix86_gimplify_va_arg): Likewise.
16619 Perform BIT_AND_EXPR on sizetype arguments.
16620 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
16621 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
16622 for the pointer additions and also use size_int for the offsets.
16623 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
16624 additions and also use size_int for the offsets. Perform
16625 BIT_AND_EXPR on sizetype arguments.
16626 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
16627 POINTER_PLUS_EXPR for pointers and create the
16628 BIT_AND_EXPR in sizetype.
16629 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
16630 instead of PLUS_EXPR for pointer addition.
16631 (rs6000_va_start): Likewise.
16632 Also use sizetype for the offset.
16633 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
16634 as PLUS_EXPR/MINUS_EXPR.
16635 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
16636 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
16637 Don't use BIT_AND_EXPR on a pointer type, convert the
16638 expression to sizetype first.
16639 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
16641 (mips_gimplify_va_arg_expr): Likewise.
16642 Don't create BIT_AND_EXPR in a pointer type.
16644 2007-06-15 Eric Christopher <echristo@apple.com>
16646 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
16647 (x86_64-*-darwin*): Ditto.
16648 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
16651 2007-06-15 Matthew Wilcox <matthew@wil.cx>
16653 * doc/extend.texi: Document behavior of __attribute__((aligned))
16656 2007-06-15 Mark Mitchell <mark@codesourcery.com>
16658 * rtlanal.c (note_stores): Improve documentation.
16660 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
16662 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
16663 LOCAL_LABEL_PREFIX): Delete.
16664 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
16665 (bfin_internal_label): Delete.
16667 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
16669 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
16670 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
16671 otherwise define to LIBGCC2_TF_CEXT.
16672 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
16673 (LIBGCC_TF_CEXT): Ditto.
16676 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
16678 PR rtl-optimization/32339
16679 * df-scan.c (df_uses_record): Don't modify flags but just add to
16680 it for df_ref_record.
16682 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
16684 * tree-mudflap.c: Fix whitespace issues.
16686 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
16688 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
16690 2007-06-14 Eric Christopher <echristo@apple.com>
16692 * config/i386/sse.md (movdi_to_sse): Rewrite body.
16693 (movv4sf): Use gcc_unreachable instead of abort.
16695 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16698 * config/i386/sfp-machine.h (CMPtype): New define.
16699 (mach stubs): Use CMPtype instead of int as a return type.
16701 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16703 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
16704 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
16705 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
16706 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
16707 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
16708 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
16709 config/soft-fp/soft-fp.h: Update from glibc CVS.
16711 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
16713 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
16715 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
16718 * config/v850/v850.c: Include dataflow header file.
16719 (substitute_ep_register): Fix typo.
16721 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16723 * configure.ac: Fix earlier checkin.
16724 * configure: Regenerated.
16726 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16728 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
16729 * aclocal.m4: Regenerate.
16730 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
16731 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
16732 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
16733 * configure: Regenerate.
16734 * Makefile.in (LOOSE_WARN): Subst loose_warn.
16736 * Makefile.in (quickstrap): Build libgcc too.
16738 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16740 * configure.ac: Add --enable-checking=df. Explicitly mention that
16741 the variables are initialized as for "release".
16742 * df-core.c: Use it.
16743 * configure: Regenerate.
16744 * config.in: Regenerate.
16746 2007-06-14 Bob Wilson <bob.wilson@acm.org>
16748 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
16749 validate_replace_rtx instead of replace_rtx.
16750 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
16752 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
16754 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
16755 (DWARF2_UNWIND_INFO): Override default if configured with
16757 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
16758 (ENDFILE_SPEC): Add crtend.o.
16759 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
16760 (ENDFILE_SPEC): Add crtend.o.
16761 (TARGET_USE_JCR_SECTION): Define.
16762 (MD_UNWIND_SUPPORT): Define for 32-bit target.
16764 * config/i386/cygming-crtbegin.c: New file.
16765 * config/i386/cygming-crtend.c: New file.
16767 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
16769 * config/i386/w32-unwind.h: New file.
16771 2007-06-13 Eric Christopher <echristo@apple.com>
16773 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
16774 the user set a value below STACK_BOUNDARY.
16776 2007-06-13 Thiemo Seufer <ths@networkno.de>
16778 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
16779 imply -lpthread for -pthread.
16781 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
16783 * basic-block.h: Remove the prototype for
16784 free_basic_block_vars.
16785 * cfglayout.h: Remove the prototype for
16786 insn_locators_initialize.
16787 * tree.h: Remove the prototype for emit_line_note.
16789 * tree-ssa-pre.c (mergephitemp): Remove.
16790 (init_pre): Don't use mergephitemp.
16792 2007-06-13 Eric Christopher <echristo@apple.com>
16794 * config/i386/i386.c (override_options): If we've specified
16795 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
16797 2007-06-13 Bob Wilson <bob.wilson@acm.org>
16799 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
16802 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
16804 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
16805 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
16806 (eh_store_handler): New pattern.
16807 (eh_return): Emit it instead of a plain move.
16809 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
16811 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
16812 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
16813 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
16816 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
16818 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
16819 (find_next_insn_start, find_load): New functions.
16820 (bfin_reorg): Use them to deal with the fact that parallel insns are
16821 no longer represented as a SEQUENCE.
16823 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
16825 * config/sparc/sparc.c (sparc_override_options): Initialize
16826 fpu mask correctly.
16828 2007-06-13 Dave Korn <dave.korn@artimi.com>
16830 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
16832 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
16834 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
16835 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
16836 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
16837 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
16838 tree-vect-transform.c: Fix comment typos. Follow spelling
16841 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16843 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
16844 to the exit block use set.
16845 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
16846 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
16847 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
16849 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16851 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
16852 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
16853 to indicate an error.
16854 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
16856 (dbg_cnt_process_opt): Print an error on a bad argument.
16857 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
16858 * common.opt (-fdbg-cnt-list): New.
16859 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
16861 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
16863 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
16864 flag on ref-all pointers.
16866 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16868 PR middle-end/31579
16869 * expr.c (expand_expr_addr_expr_1): Call expand_expr
16870 for the offset with the modifier as EXPAND_INITIALIZER
16871 if the modifier is EXPAND_INITIALIZER.
16872 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
16873 a register if we had an overflow.
16875 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16877 * real.c (real_isfinite): New.
16878 (real_sqrt): Use it.
16879 * real.h (real_isfinite): New.
16880 * builtins.c: Use it.
16882 2007-06-12 Ian Lance Taylor <iant@google.com>
16883 Daniel Berlin <dberlin@dberlin.org>
16886 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
16887 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
16888 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
16889 (DECL_NO_TBAA_P): Define.
16890 (struct tree_decl_common): Add no_tbaa_flag field.
16891 * tree-ssa-structalias.c (struct variable_info): Add
16892 no_tbaa_pruning field.
16893 (new_var_info): Initialize no_tbaa_pruning field.
16894 (unify_nodes): Copy no_tbaa_pruning field.
16895 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16896 (dump_solution_for_var): Print no_tbaa_pruning flag.
16897 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
16899 (compute_tbaa_pruning): New static function.
16900 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
16901 Call compute_tbaa_pruning.
16902 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
16903 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16904 * gimple-low.c (lower_stmt): Likewise.
16905 * tree-gimple.c (is_gimple_stmt): Likewise.
16906 * tree-ssa-operands.c (get_expr_operands): Likewise.
16907 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16908 * tree-inline.c (estimate_num_insns_1): Likewise.
16909 (copy_result_decl_to_var): Likewise.
16910 * expr.c (expand_expr_real_1): Likewise.
16911 * tree-pretty-print.c (dump_generic_node): Likewise.
16912 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
16913 * omp-low.c (omp_copy_decl_2): Likewise.
16914 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
16915 * doc/c-tree.texi (Expression trees): Document
16916 CHANGE_DYNAMIC_TYPE_EXPR.
16918 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16920 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
16921 with !HONOR_NANS and !HONOR_INFINITIES.
16922 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
16924 2007-06-12 Tristan Gingold <gingold@adacore.com>
16926 * gcov.c: Comments updated.
16927 (source_info): Add file_time field.
16928 (source_index): New variable.
16929 (mutiple_files): New variable.
16930 (generate_results): New function extracted from process_file.
16931 (process_file): Save and restore chain of functions, generate
16932 results and free structures only if not merging results.
16933 (release_structures): File names are now freed in create_file_names
16934 (create_file_names): Free previous file names.
16935 (find_source): File date is now read here and modifications in
16936 source files is checked here.
16937 (read_graph_file): Only reverse order of functions for the current
16939 (make_gcov_file_name): Do not generate long names if input_name is
16941 (output_lines): If merging results do not display graph, data and
16943 Checking source file modification is done in find_source.
16945 * doc/gcov.texi: Append an s to sourcefile.
16947 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
16949 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
16950 (forced_nop): New pattern.
16951 * config/bfin/bfin.c: Include "df.h".
16952 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
16953 (bfin_discover_loop): Use df_get_live_in instead of
16954 global_live_at_start.
16955 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
16956 df_analyze when done.
16957 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
16958 the insns. Use QImode for the final insn in a bundle. Call
16959 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
16961 (reorder_var_tracking_notes): New function.
16962 (bfin_reorg): Pass no argument to split_all_insns. Don't call
16963 update_life_info. Call df_analyze after scheduling and bundle
16964 generation. Call reorder_var_tracking_notes if generating these
16965 notes. Call df_finish_pass at the end.
16967 2007-06-12 Dirk Mueller <dmueller@suse.de>
16969 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
16970 a comparison, not an assignment.
16972 2007-06-12 Olivier Hainque <hainque@adacore.com>
16974 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
16975 Request walking the subtrees only, leaving the current is_lhs/val_only
16977 (convert_non_local_reference): Likewise.
16979 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
16981 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
16983 2007-06-12 Richard Guenther <rguenther@suse.de>
16985 PR tree-optimization/15353
16986 PR tree-optimization/31657
16987 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
16988 * timevar.def: Add TV_TREE_IFCOMBINE.
16989 * tree-pass.h (pass_tree_ifcombine): Declare.
16990 * tree-ssa-ifcombine.c: New file.
16991 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
16992 * tree-flow.h (blocks_in_phiopt_order): Declare.
16993 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
16994 (tree-ssa-ifcombine.o): New dependencies.
16996 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16998 PR rtl-optimization/32293
16999 * combine.c (simplify_if_then_else): Truncate return from
17000 nonzero_bits() to correct mode.
17002 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17004 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
17005 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
17007 2007-06-11 Diego Novillo <dnovillo@google.com>
17009 * Makefile.in (reload1.o-warn): Remove.
17011 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
17013 * combine.c (subst): Use reg_overlap_mentioned_p
17014 instead of comparing register numbers directly.
17016 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17018 * reload1.c (mark_home_live_1): Use the mode parameter.
17020 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17022 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
17023 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
17025 * df-core.c: Ditto.
17027 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
17029 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
17031 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17033 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
17034 from integer registers.
17035 (FP mode splitters): Handle TFmode.
17037 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
17039 * tree-ssa-structalias.c (find_what_p_points_to): Return false
17040 for ref-all pointers that point-to anything.
17042 2007-06-11 Joseph Myers <joseph@codesourcery.com>
17044 * config/arm/arm.c (arm_output_dwarf_dtprel,
17045 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
17047 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
17049 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
17050 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
17053 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
17055 * tree.c (signed_or_unsigned_type_for): New.
17056 (unsigned_type_for): Use signed_or_unsigned_type_for.
17057 (signed_type_for): Use signed_or_unsigned_type_for.
17058 * tree.h (signed_or_unsigned_type_for): New.
17059 (get_signed_or_unsigned_type): Remove.
17060 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
17061 lang_hooks.types.signed_type
17062 (size_diffop): Likewise.
17063 (all_ones_mask_p): Likewise.
17064 (build_range_check): Likewise.
17065 (fold_cond_expr_with_comparison): Likewise.
17066 (fold_cond_expr_with_comparison): Likewise.
17067 (unextend): Likewise.
17068 (extract_muldiv_1): Likewise.
17069 (fold_single_bit_test_into_sign_test): Likewise.
17070 (fold_binary): Likewise.
17071 (fold_ternary): Likewise.
17072 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
17073 instead of get_signed_or_unsigned_type.
17074 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
17075 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17076 * expr.c (signed_or_unsigned_type_for): Use
17077 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
17078 * langhooks.c (get_signed_or_unsigned_type): Remove.
17079 (lhd_signed_or_unsigned_type): Remove.
17080 * langhooks.h (lang_hooks_for_types): Remove signed_type and
17081 signed_or_unsigned_type.
17082 (lhd_signed_or_unsigned_type): Remove.
17083 * expmed.c (make_tree): Use signed_type_for instead of
17084 lang_hooks.types.signed_type.
17085 * c-common.c (same_scalar_type_ignoring_signedness): Use
17086 c_common_signed_type instead of lang_hooks.types.signed_type.
17087 (c_common_unsigned_type): New.
17088 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
17089 (shorten_compare): Use c_common_unsigned_type instead of
17090 c_common_signed_or_unsigned_type.
17091 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
17093 * convert.c (convert_to_integer): Use signed_type_for instead of
17094 lang_hooks.types.signed_type.
17095 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17096 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
17097 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
17098 * c-format.c (check_format_types): Use c_common_unsigned_type
17099 instead of unsigned_type_for.
17100 * c-decl.c (groakdeclarator): Likewise.
17101 * c-typeck.c (convert_for_assignment): Likewise.
17102 * c-common.h (c_common_unsigned_type): New.
17104 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17107 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
17108 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
17110 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17112 PR middle-end/32279
17113 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
17114 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
17116 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
17117 Sebastian Pop <sebpop@gmail.com>
17119 * lambda-code.c (remove_iv): New.
17120 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
17122 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
17124 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
17125 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
17126 * tree-ssa-loop-prefetch.c: Include optabs.h.
17127 (FENCE_FOLLOWING_MOVNT): New macro.
17128 (struct mem_ref): Add independent_p and storent_p fields.
17129 (record_ref): Initalize the new fields.
17130 (gather_memory_references_ref): Return true if the reference
17132 (gather_memory_references): Check whether all memory accesses
17133 in loop were recorded.
17134 (should_issue_prefetch_p): Return false for nontemporal stores.
17135 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
17136 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
17137 (determine_loop_nest_reuse): Detect independent memory references.
17138 (loop_prefetch_arrays): Call mark_nontemporal_stores.
17139 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
17140 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
17141 * config/i386/i386.h (x86_mfence): Declare.
17142 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
17143 * config/i386/i386.c (x86_mfence): New variable.
17144 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
17146 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
17147 * optabs.c (init_optabs): Initialize storent_optab.
17148 * optabs.h (enum optab_index): Add OTI_storent.
17149 (storent_optab): Declare.
17150 * genopinit.c (optabs): Add initialization for storent_optab.
17151 * tree.h (MOVE_NONTEMPORAL): New macro.
17152 * expr.c (expand_assignment, store_expr, store_constructor_field,
17153 store_constructor, store_field, expand_expr_real_1): Propagate
17154 nontemporality of the expanded store.
17155 (emit_storent_insn): New function.
17156 * expr.h (expand_assignment, store_expr): Declaration changed.
17157 * function.c (assign_parm_setup_reg): Pass false as nontemporality
17158 to expand_assignment.
17159 * stmt.c (expand_asm_expr): Ditto.
17160 * calls.c (initialize_argument_information): Pass false as
17161 nontemporality to store_expr.
17162 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
17165 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17167 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
17169 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
17171 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17173 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
17174 and allow DECL_P here.
17176 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
17178 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
17179 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
17180 track of the size of the expression.
17181 * cfghooks.c (merge_blocks): Remove block from loops structure only
17182 after call of the merge_blocks hook.
17184 2007-06-09 Tom Tromey <tromey@redhat.com>
17186 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
17187 (deprecated_state): Removed.
17188 (start_decl): Update.
17189 (enum deprecated_states): Moved earlier.
17190 (groktypename): Update.
17191 (push_parm_decl): Likewise.
17192 (grokfield): Likewise.
17193 (start_function): Likewise.
17195 2007-06-09 Ian Lance Taylor <iant@google.com>
17197 PR tree-optimization/32169
17198 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
17199 CONVERT_EXPR, check whether min and max both converted to an
17200 overflow infinity representation.
17202 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
17204 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
17205 not inserted on the edge.
17207 2007-06-08 Bob Wilson <bob.wilson@acm.org>
17209 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
17210 instructions if they are supported.
17211 (__divsi3, __umodsi3, __modsi3): Likewise.
17212 (__ashldi3, __ashrdi3, __lshrdi3): New.
17213 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
17215 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
17216 Tony Linthicum <tony.linthicum@amd.com>
17218 * doc/invoke.texi: Add fvect-cost-model flag.
17219 * common.opt (fvect-cost-model): New flag.
17220 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
17221 cost fields in stmt_vec_info struct for STMT.
17222 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
17223 fields in stmt_vec_info struct and access functions for the same.
17224 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
17225 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
17226 load, store and vector to scalar operation.
17227 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
17228 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
17229 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
17230 (TARG_VEC_STORE_COST): Define cost of vector store.
17231 (vect_estimate_min_profitable_iters): Define new function.
17232 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
17233 check to evaluate if loop iterations are less than minimum profitable
17234 iterations determined by cost model or minimum vect loop bound defined
17235 by user, whichever is more conservative.
17236 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
17237 run-time check to evaluate if loop iterations are less than minimum
17238 profitable iterations determined by cost model or minimum vect loop
17239 bound defined by user, whichever is more conservative.
17240 (vect_estimate_min_profitable_iterations): New function to estimate
17241 mimimimum iterartions required for vector version of loop to be
17242 profitable over scalar version.
17243 (vect_model_reduction_cost): New function.
17244 (vect_model_induction_cost): New function.
17245 (vect_model_simple_cost): New function.
17246 (vect_cost_strided_group_size): New function.
17247 (vect_model_store_cost): New function.
17248 (vect_model_load_cost): New function.
17249 (vectorizable_reduction): Call vect_model_reduction_cost during
17251 (vectorizable_induction): Call vect_model_induction_cost during
17253 (vectorizable_load): Call vect_model_load_cost during analysis phase.
17254 (vectorizable_store): Call vect_model_store_cost during analysis phase.
17255 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
17256 vectorizable_promotion, vectorizable_demotion): Call
17257 vect_model_simple_cost during analysis phase.
17259 2007-06-08 Simon Baldwin <simonb@google.com>
17261 * reg-stack.c (get_true_reg): Readability change. Moved default case
17262 label into direct switch statement scope.
17264 2007-06-08 Simon Baldwin <simonb@google.com>
17266 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
17267 in gcc_assert() with '==' comparison.
17269 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17271 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
17272 TARGET_ABM handling of x86_popcnt variable.
17274 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17276 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
17277 __builtin_copysignq and __builtin_infq built-in functions.
17279 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17281 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
17282 SSE4.2 section. Correct built-in function names in SSE4A section.
17284 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17286 PR tree-optimization/32243
17287 * tree-vect-transform.c (vectorizable_type_promotion): Move check
17288 for ncopies after ratio check between nunits_out and nunits_in.
17289 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
17291 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
17293 PR tree-optimization/32224
17294 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
17295 vectorization upon a non GIMPLE_MODIFY_STMT.
17297 2007-06-08 Christian Bruel <christian.bruel@st.com>
17300 * config/sh/sh.md (doloop_end): New pattern and splitter.
17301 * loop-iv.c (simple_rhs_p): Check for hardware registers.
17303 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
17305 PR middle-end/32209
17306 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
17308 (verify_dominators): Do not change dominance tree.
17310 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
17312 * config/sh/constraints.md: New file.
17313 * config/sh/sh.c: Include tm-constrs.h.
17314 (reg_class_from_letter): Remove.
17315 (prepare_cbranch_operands): Use satisfies_constraint_*
17316 function instead of macro.
17317 (andcosts, broken_move, sh_secondary_reload): Likewise.
17318 * config/sh/predicates.md (trapping_target_operand): Likewise.
17319 (and_operand, arith_operand, arith_reg_or_0_operand,
17320 cmp_operand, logical_operand, target_operand,
17321 ua_address_operand, ua_offset, xor_operand): Likewise.
17322 * config/sh/sh.md: Include constraints.md.
17323 (*movsicc_t_false): Use satisfies_constraint_* function
17325 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
17326 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
17327 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
17328 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
17329 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
17330 (REG_CLASS_FROM_CONSTRAINT): Remove.
17331 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
17332 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
17333 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
17334 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
17335 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
17336 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
17337 function instead of macro.
17338 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
17339 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
17340 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
17341 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
17342 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
17343 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
17344 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
17345 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
17346 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
17347 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
17348 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
17349 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
17350 EXTRA_CONSTRAINT_STR): Likewise.
17351 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
17353 2007-06-07 Geoffrey Keating <geoffk@apple.com>
17355 * config/i386/darwin.h (STACK_BOUNDARY): Define.
17357 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
17360 * c-common.h (flag_cpp0x): Replaced by...
17361 (cxx_dialect): ... this new variable specifying the C++ dialect that
17363 * c-common.c (flag_cpp0x): Removed.
17364 (cxx_dialect): Defined.
17365 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
17367 * c-opts.c (c_common_post_options): Likewise.
17368 (set_std_cxx98): Set cxx_dialect to cxx98.
17369 (set_std_cxx0x): Set cxx_dialect to cxx0x.
17371 2007-06-07 Geoffrey Keating <geoffk@apple.com>
17372 Hui-May Chang <hm.chang@apple.com>
17374 * doc/invoke.texi (Darwin Options): Update documentation for
17375 -mmacosx-version-min.
17376 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
17377 * config/darwin-driver.c: New file.
17378 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
17379 * config/t-darwin (darwin-driver.o): New rule.
17381 * config/darwin-c.c (version_as_macro): Ignore low digit.
17383 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
17385 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
17386 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
17387 (CSGNMODE): New mode macro.
17388 (CSGNVMODE): New mode attribute.
17389 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
17390 expander using CSGNMODE mode macro. Handle TFmode.
17391 (copysign<mode>3_const): Rename from copysignsf3_const and
17392 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
17394 (copysign<mode>3_var): Rename from copysignsf3_var and
17395 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
17397 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
17398 mode macro. Handle TFmode.
17399 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
17400 (iortf3, *iortf3): Ditto.
17401 (xortf3, *xortf3): Ditto.
17402 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
17403 TFmode and TImode masks.
17404 (ix86_expand_copysign): Expand TFmode copysign insn.
17405 (IX86_BUILTIN_INFQ): New.
17406 (IX86_BUILTIN_FABSQ): Ditto.
17407 (IX86_BUILTIN_COPYSIGNQ): Ditto.
17408 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
17409 [__builtin_fabsq]: Ditto.
17410 [__builtin_copysignq]: Ditto.
17411 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
17412 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
17413 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
17414 ix86_expand_binop_builtin().
17416 2007-06-07 Bob Wilson <bob.wilson@acm.org>
17418 * config/xtensa/lib1funcs.asm: Clean up whitespace.
17420 2007-06-07 Steve Ellcey <sje@cup.hp.com>
17423 * rtl.h (push_to_sequence2): New.
17424 * emit-rtl.c (push_to_sequence2): New.
17425 * function.c (assign_parm_data_all): Add new fields.
17426 (assign_parm_setup_block): Call push_to_sequence2 instead of
17428 (assign_parm_setup_reg): Ditto.
17429 (assign_parm_setup_stack): Ditto.
17430 (assign_parms_unsplit_complex): Ditto.
17431 (assign_parms): Change field name.
17433 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
17435 PR tree-optimization/32220
17436 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
17437 phi node is reached before defining statement.
17439 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17442 * tree-vect-transform.c (vectorizable_call): Call update_stmt
17443 after changing the right hand side of the assignment.
17445 2007-06-06 Eric Christopher <echristo@apple.com>
17447 * config.gcc (i?86-*-darwin*): Remove arch parameter.
17448 (x86_64-*-darwin*): Ditto.
17449 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
17450 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17452 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17454 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
17455 coding conventions.
17456 (add_key): Likewise.
17457 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
17458 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
17460 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
17462 (add_cost_one_coalesce): Likewise.
17463 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
17464 variable names. Rename orig to orig_name for consistency.
17465 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
17466 coding conventions.
17467 (cprop_into_successor_phis): Avoid using C++ keywords as variable
17469 (record_equivalences_from_stmt): Likewise.
17470 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
17471 the coding conventions.
17472 (memory_ssa_name_same): Likewise.
17473 (dse_optimize_stmt): Likewise.
17474 (dse_record_phis): Likewise.
17475 (dse_finalize_block): Likewise.
17476 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
17477 keywords as variable names.
17478 (may_move_till): Cast according to the coding conventions.
17479 (force_move_till_expr): Avoid using C++ keywords as variable names.
17480 (force_move_till): Cast according to the coding conventions.
17481 (memref_hash): Likewise.
17482 (memref_eq): Likewise.
17483 (gather_mem_refs_stmt): Likewise.
17484 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
17485 using C++ keywords as variable names.
17486 (idx_find_step): Cast according to the coding conventions.
17487 (idx_record_use): Likewise.
17488 (find_depends): Likewise.
17489 (prepare_decl_rtl): Likewise.
17490 (mbc_entry_hash): Likewise.
17491 (mbc_entry_eq): Likewise.
17492 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
17493 (simplify_replace_tree): Avoid using C++ keywords as variable names.
17494 (idx_infer_loop_bounds): Cast according to the coding conventions.
17495 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
17496 * tree-ssa-math-opts.c (occ_new ): Likwise.
17497 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
17499 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
17501 (add_use_op): Likewise.
17502 (add_vop): Likewise.
17503 (add_vuse_op): Likewise.
17504 (add_vdef_op): Likewise.
17505 (get_expr_operands): Likewise.
17506 (push_stmt_changes): Use type safe memory macros.
17507 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
17508 keywords as variable names.
17509 (conditional_replacement): Likewise.
17510 (minmax_replacement): Likewise.
17511 (abs_replacement): Likewise.
17512 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
17513 coding conventions.
17514 (insert_fake_stores): Avoid using C++ keywords as variable names.
17515 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
17517 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
17518 (heapvar_insert): Use type safe memory macros.
17519 (new_var_info): Cast according to the coding conventions.
17520 (new_constraint): Likewise.
17521 (remove_preds_and_fake_succs): Use type safe memory macros.
17522 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
17524 (thread_single_edge): Likewise.
17525 (thread_through_loop_header): Likewise.
17527 2007-06-06 Eric Christopher <echristo@apple.com>
17529 * config/i386/i386.c (override_options): Move handling
17530 of TARGET_SUBTARGET* earlier.
17532 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
17534 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
17537 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
17539 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
17540 emited outside of basic block.
17541 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
17542 the created blocks.
17543 * rtl.h (delete_insn_chain): Declaration changed.
17544 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
17546 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
17547 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
17548 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
17549 to delete_insn_chain.
17550 (rtl_verify_flow_info_1): Verify that the insns in header and footer
17551 do not have bb field set.
17552 (rtl_verify_flow_info): Verify that insns between basic blocks do not
17554 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
17555 * cfgcleanup.c (try_optimize_cfg): Ditto.
17557 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17559 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
17560 (lambda_body_vector_new): Use type safe memory macros.
17561 (lambda_linear_expression_new): Likewise.
17562 (lambda_loopnest_new): Likewise.
17563 (lambda_lattice_new): Likewise.
17564 (replace_uses_equiv_to_x_with_y): Cast according to the coding
17565 conventions. Use type safe memory macros.
17566 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
17567 (lambda_body_vector_s): Likewise.
17568 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
17569 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
17571 2007-06-06 Richard Guenther <rguenther@suse.de>
17573 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
17574 if we need to schedule cfg_cleanup.
17575 (tree_ssa_forward_propagate_single_use_vars): Do so.
17577 2007-06-06 Ian Lance Taylor <iant@google.com>
17579 * fold-const.c (merge_ranges): If range_successor or
17580 range_predecessor fail, just return 0.
17582 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17584 PR tree-optimization/32216
17585 * tree-vectorizer.c (supportable_widening_operation): Determine
17586 signedness of FIX_TRUNC_EXPR from output operand.
17587 (supportable_narrowing_operation): Ditto.
17588 * tree-vect-generic.c (expand_vector_operations_1): Determine
17589 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
17590 from input operand.
17592 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17594 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
17595 (struct pta): ...from here. Change flags to unsigned to avoid
17596 excessive casting (as it is used as a bit mask).
17597 (override_options): Add casts according to the coding convenventions.
17598 (x86_64_elf_unique_section): Likewise.
17599 (examine_argument): Avoid using C++ keywords as variable names.
17600 (construct_container): Likewise.
17601 (legitimize_pic_address): Likewise.
17602 (get_dllimport_decl): Cast according to the coding conventions. Use
17603 type safe memory macros.
17604 (legitimize_address): Cast according to the coding conventions.
17605 (emit_i387_cw_initialization): Corrected the type of slot to enum
17607 (ix86_init_machine_status): Use type safe memory macros.
17608 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
17609 (bdesc_pcmpistr): Likewise.
17610 (bdesc_crc32): Likewise.
17611 (bdesc_sse_3arg): Likewise.
17612 (bdesc_2arg): Likewise.
17613 (bdesc_1arg): Likewise.
17614 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
17615 (ix86_expand_sse_pcmpistr): Likewise.
17616 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
17617 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
17618 int to match the langhook definition.
17619 (ix86_builtin_conversion): Change the type of code to unsigned init to
17620 match the langhook definition.
17621 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
17623 (ix86_preferred_output_reload_class): Likewise.
17624 (ix86_cannot_change_mode_class): Likewise.
17625 (ix86_memory_move_cost): Likewise.
17626 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
17627 avoid excessive casting later on.
17628 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
17630 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17632 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
17633 as flags setting insn.
17634 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
17636 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17638 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
17639 (UNSPEC_ROUND): New.
17640 ("sse4_1_round<mode>2"): New insn pattern.
17641 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
17643 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
17644 expander using SSEMODEF mode macro. Expand using
17645 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17646 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
17647 expander using SSEMODEF mode macro. Expand using
17648 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17649 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
17650 expander using SSEMODEF mode macro. Expand using
17651 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17652 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
17653 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
17654 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
17657 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
17658 Sebastian Pop <sebpop@gmail.com>
17660 * lambda.h (build_linear_expr): New.
17661 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
17662 Use build_linear_expr, call fold and force_gimple_operand.
17663 (lambda_loopnest_to_gcc_loopnest): Check that there is
17664 something to insert.
17665 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
17667 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
17669 PR preprocessor/23479
17670 * doc/extend.texi: Document the 0b-prefixed binary integer
17671 constant extension.
17673 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17675 PR tree-optimization/32215
17676 * tree-vectorizer.c (supportable_widening_operation): Return false
17677 for unsupported FIX_TRUNC_EXPR tree code.
17678 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
17680 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
17682 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
17683 register on SPE targets. Change documentation to reflect
17685 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
17686 Change FIXED_SCRATCH to 14 and document why we're keeping r14
17687 out of the register allocation pool.
17688 (rs6000_reg_live_or_pic_offset_p): New function.
17689 (rs6000_emit_prologue): Move the actual saving of LR up to free
17690 r0 for holding r11. Split saving of SPE 64-bit registers into
17691 its own case. Ensure that offsets will always be in-range for
17692 'evstdd' by using r11 as a scratch register to point at the start
17693 of the SPE save area. Save r11 if necessary, as it is the static
17695 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
17696 into its own case. Ensure that offsets will always be in-range
17697 for 'evldd' by using r11 as a scratch register to point at the
17698 start of the SPE save area. Also adjust r11 when restoring
17699 the stack pointer to compensate for pre-loading r11.
17701 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
17703 * cfg.c (init_flow): Use type safe memory macros.
17704 (alloc_block): Likewise.
17705 (unchecked_make_edge): Likewise.
17706 (dump_flow_info): Avoid using C++ keywords as variable names.
17707 (copy_original_table_clear): Cast according to the coding conventions.
17708 (copy_original_table_set): Likewise.
17709 * cfgexpand (label_rtx_for_bb): Likewise.
17710 (expand_gimple_basic_block): Likewise.
17711 * cfghooks.c (dump_bb): Likewise.
17712 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
17714 (lv_add_condition_to_bb): Likewise.
17715 * cfglayout (relink_block_chain): Cast according to the coding
17717 (fixup_reorder_chain): Likewise.
17718 (fixup_fallthru_exit_predecessor): Likewise.
17719 * cfgloop.c (glb_enum_p): Likewise.
17720 (get_exit_description): Likewise.
17721 (dump_recorded_exit): Likewise.
17722 * cfgloop.h (enum loop_estimation): Move out of struct scope...
17723 (struct loop): ... from here.
17724 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
17726 * cfgrtl.c (rtl_create_basic_block): Likewise.
17727 (rtl_split_block): Likewise.
17728 (rtl_dump_bb): Likewise.
17729 (cfg_layout_split_block): Likewise.
17730 (init_rtl_bb_info): Use typesafe memory macros.
17732 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
17733 * graphds.h: Updated all usages of edge to graph_edge.
17734 * graphds.c: Likewise.
17735 * cfgloopanal.c: Likewise.
17737 2007-06-05 Ian Lance Taylor <iant@google.com>
17739 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
17740 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
17741 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
17743 (test_for_singularity): Likewise.
17745 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
17747 * config/i386/constraints.md ("Y2"): Replaced by ...
17749 * config/i386/i386.md: Likewise.
17750 * config/i386/mmx.md: Likewise.
17751 * config/i386/sse.md: Likewise.
17753 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
17755 * config/i386/constraints.md ("z"): Replaced by ...
17757 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
17758 (sse4_1_blendvps): Likewise.
17759 (sse4_1_pblendvb): Likewise.
17760 (sse4_2_pcmpestr): Likewise.
17761 (sse4_2_pcmpestrm): Likewise.
17762 (sse4_2_pcmpestr_cconly): Likewise.
17763 (sse4_2_pcmpistr): Likewise.
17764 (sse4_2_pcmpistrm): Likewise.
17765 (sse4_2_pcmpistr_cconly): Likewise.
17767 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
17769 * matrix-reorg.c (transform_access_sites): Fix computation.
17770 (transform_allocation_sites): Same.
17772 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17774 * config/i386/i386.c (override_options): Use
17775 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
17777 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17779 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
17780 (nonimm_not_xmm0_operand): Ditto.
17781 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
17782 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
17783 as operand[2] predicate. Require "z" class XMM register for
17784 operand[3]. Adjust asm template.
17785 ("sse4_1_blendvpd"): Ditto.
17786 ("sse4_1_pblendvb"): Ditto.
17787 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
17788 force op2 into xmm0 register for variable blend instructions.
17790 2007-06-04 Tom Tromey <tromey@redhat.com>
17792 * c-tree.h (start_enum): Update.
17793 (build_enumerator): Likewise.
17794 * c-decl.c (enum_next_value): Removed.
17795 (enum_overflow): Likewise.
17796 (start_enum): Add c_enum_contents argument. Don't use globals.
17797 (build_enumerator): Likewise.
17798 * c-tree.h (struct c_enum_contents): New struct.
17800 2007-06-04 Tom Tromey <tromey@redhat.com>
17802 * c-common.c (c_common_get_alias_set): Fix indentation.
17804 2007-06-04 Ian Lance Taylor <iant@google.com>
17806 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
17807 to overflow, reduce overflow infinity to regular infinity.
17808 (vrp_var_may_overflow): New static function.
17809 (vrp_visit_phi_node): Check vrp_var_may_overflow.
17811 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
17813 * stor-layout.c (layout_type): Remove duplicate code.
17815 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
17818 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
17819 before build_common_builtin_nodes ().
17821 2007-06-04 Steve Ellcey <sje@cup.hp.com>
17824 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
17826 2007-06-04 Jan Hubicka <jh@suse.cz>
17828 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
17829 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
17830 instead of _stat version.
17832 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
17834 PR tree-optimization/32194
17835 * tree-predcom.c (determine_offset): Check that both references have
17838 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
17840 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
17841 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
17842 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
17843 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
17844 Add argument to iterate_fix_dominators call.
17845 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
17846 * gcse.c (hoist_code): Change domby to vector.
17847 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
17848 Add argument to iterate_fix_dominators call.
17849 * loop-doloop.c (doloop_modify): Changed recount_dominator to
17850 recompute_dominator.
17851 * lambda-code.c (perfect_nestify): Ditto.
17852 * cfgloopanal.c: Include graphds.h.
17853 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
17854 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
17855 (mark_irreducible_loops): Use graphds_scc. Remove argument from
17857 * graphds.c: New file.
17858 * graphds.h: New file.
17859 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
17860 (get_dominated_by, get_dominated_by_region): Change return type to
17862 (verify_dominators): Recompute all dominators and compare the results.
17863 (recount_dominator): Renamed to ...
17864 (recompute_dominator): ... this. Do not check that the block is
17865 dominated by entry.
17866 (iterate_fix_dominators): Reimplemented.
17867 (prune_bbs_to_update_dominators, root_of_dom_tree,
17868 determine_dominators_for_sons): New functions.
17869 * et-forest.c (et_root): New function.
17870 * et-forest.h (et_root): Declare.
17871 * Makefile.in (graphds.o): Add.
17872 (cfgloopanal.o): Add graphds.h dependency.
17873 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
17874 * basic-block.h (get_dominated_by, get_dominated_by_region,
17875 iterate_fix_dominators): Declaration changed.
17876 (recount_dominator): Renamed to ...
17877 (recompute_dominator): ... this.
17878 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
17879 (thread_through_all_blocks): Do not free dominance info.
17881 2007-06-03 Andreas Schwab <schwab@suse.de>
17883 * config/m68k/m68k.c (override_options): Don't override
17885 * config/m68k/m68k-modes.def (SF, DF): Define to use
17886 motorola_single_format and motorola_double_format, resp.
17887 * real.c (motorola_single_format): Renamed from
17888 coldfire_single_format.
17889 (motorola_double_format): Renamed from coldfire_double_format.
17890 (encode_ieee_extended): Generate a proper canonical NaN image
17891 respecting canonical_nan_lsbs_set.
17892 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
17894 * real.h: Adjust declarations.
17896 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
17899 * config/sh/sh.md (symGOT_load): Don't schedule insns when
17900 the symbol is generated with the stack protector.
17902 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
17904 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
17905 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
17907 * doc/extend.texi (interrupt): Mention m68k.
17909 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
17911 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
17912 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
17913 (ix86_expand_sse_pcmpestr): Do not check operands for
17914 "register_operand", when insn operand predicate is "register_operand".
17915 (ix86_expand_sse_pcmpistr): Ditto.
17917 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
17918 Uros Bizjak <ubizjak@gmail.com>
17920 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
17921 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
17922 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
17923 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
17924 * config/i386/constraints.md ("z"): New register constraint
17925 for members of SSE_FIRST_REG class.
17926 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
17927 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
17928 SSE_FIRST_REG class.
17929 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
17930 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
17931 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
17932 (IX86_BUILTIN_PCMPESTRM128): Likewise.
17933 (IX86_BUILTIN_PCMPESTRA128): Likewise.
17934 (IX86_BUILTIN_PCMPESTRC128): Likewise.
17935 (IX86_BUILTIN_PCMPESTRO128): Likewise.
17936 (IX86_BUILTIN_PCMPESTRS128): Likewise.
17937 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
17938 (IX86_BUILTIN_PCMPISTRI128): Likewise.
17939 (IX86_BUILTIN_PCMPISTRM128): Likewise.
17940 (IX86_BUILTIN_PCMPISTRA128): Likewise.
17941 (IX86_BUILTIN_PCMPISTRC128): Likewise.
17942 (IX86_BUILTIN_PCMPISTRO128): Likewise.
17943 (IX86_BUILTIN_PCMPISTRS128): Likewise.
17944 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
17945 (struct builtin_description): Change "flag" field to unsigned.
17946 (bdesc_pcmpestr): New builtin description table.
17947 (bdesc_pcmpistr): Likewise.
17948 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
17949 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
17950 Initialize pcmp[ei]str[im] insns for SSE4.2.
17951 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
17952 (ix86_expand_sse_pcmpistr): Likewise.
17953 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
17954 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
17955 (UNSPEC_PCMPISTR): Likewise.
17956 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
17957 (sse4_2_pcmpestri):New isns pattern.
17958 (sse4_2_pcmpestrm): Likewise.
17959 (sse4_2_pcmpestr_cconly): Likewise.
17960 (sse4_2_pcmpistr): New insn patern and splitter.
17961 (sse4_2_pcmpistri):New isns pattern.
17962 (sse4_2_pcmpistrm): Likewise.
17963 (sse4_2_pcmpistr_cconly): Likewise.
17964 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
17967 2007-06-01 David Daney <ddaney@avtrex.com>
17969 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
17970 LOADGP_ABSOLUTE and not binds_local_p.
17972 2007-06-01 Geoffrey Keating <geoffk@apple.com>
17974 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
17976 2007-06-01 Ian Lance Taylor <iant@google.com>
17978 * tree-vrp.c (compare_name_with_value): Always set
17979 used_strict_overflow if we get a result from the variable itself.
17981 2007-06-01 Ian Lance Taylor <iant@google.com>
17983 PR rtl-optimization/31455
17984 * lower-subreg.c (find_decomposable_subregs): Don't decompose
17985 subregs which have a cast between modes which are not tieable.
17987 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
17989 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
17990 breaks after return statements.
17992 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
17994 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
17995 only after no_new_pseudos.
17997 2007-05-31 Eric Christopher <echristo@apple.com>
17999 * expr.c (convert_move): Assert that we don't have a BLKmode
18001 (store_expr): Handle BLKmode moves by calling emit_block_move.
18003 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
18005 * c-typeck.c (build_indirect_ref): Include type in error message.
18006 (build_binary_op): Pass types to binary_op_error.
18007 * c-common.c (binary_op_error): Take two type arguments, print out
18009 * c-common.h (binary_op_error): Update prototype.
18011 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18013 * config/i386/i386.c: Correct coments on -mno-sse4.
18015 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18017 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
18018 (x86_64-*-*): Likewise.
18019 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
18020 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
18021 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
18022 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
18023 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
18024 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
18025 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
18026 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
18027 (OPTION_MASK_ISA_SSE4): Likewise.
18028 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
18029 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
18030 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
18031 (override_options): Support SSE4.2.
18032 (ix86_build_const_vector): Support SImode and DImode.
18033 (ix86_build_signbit_mask): Likewise.
18034 (ix86_expand_int_vcond): Support V2DImode.
18035 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
18036 (IX86_BUILTIN_CRC32HI): Likewise.
18037 (IX86_BUILTIN_CRC32SI): Likewise.
18038 (IX86_BUILTIN_CRC32DI): Likewise.
18039 (IX86_BUILTIN_PCMPGTQ): Likewise.
18040 (bdesc_crc32): Likewise.
18041 (bdesc_sse_3arg): Likewise.
18042 (ix86_expand_crc32): Likewise.
18043 (ix86_init_mmx_sse_builtins): Support SSE4.2.
18044 (ix86_expand_builtin): Likewise.
18045 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18046 __SSE4_2__ for -msse4.2.
18047 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
18048 (CRC32MODE): Likewise.
18049 (crc32modesuffix): Likewise.
18050 (crc32modeconstraint): Likewise.
18051 (sse4_2_crc32<mode>): Likewise.
18052 (sse4_2_crc32di): Likewise.
18053 * config/i386/i386.opt (msse4.2): New for SSE4.2.
18055 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
18056 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
18057 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
18058 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
18059 (vcondu<mode>): Likewise.
18060 * doc/extend.texi: Document SSE4.2 built-in functions.
18061 * doc/invoke.texi: Document -msse4.2/-msse4.
18063 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
18065 PR tree-optimization/32160
18066 * tree-predcom.c (predcom_tmp_var): New function. Mark created
18067 variable as gimple reg.
18068 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
18070 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
18072 * gcc.c (main): Don't consider linker options when issuing the
18073 warning about a linker input file not being used.
18075 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18077 * tree-vrp.c (compare_names): Initialize sop.
18079 2007-05-30 Dirk Mueller <dmueller@suse.de>
18081 * cgraphunit.c (cgraph_analyze_function): Remove
18082 computation of inline parameters.
18084 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18086 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
18088 2007-05-30 Richard Sandiford <richard@codesourcery.com>
18090 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
18091 Add vx-common.h. Include vxworks.h between vx-common.h and
18093 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
18095 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
18096 (TARGET_ASM_DESTRUCTOR): Likewise.
18097 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
18098 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
18099 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
18100 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
18101 (VXWORKS_ENDIAN_SPEC): Define.
18102 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
18103 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
18104 VXWORKS_* equivalents.
18105 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
18106 (ASM_FILE_START): Delete.
18107 (TARGET_VERSION): Reformat.
18108 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
18109 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
18110 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
18111 (FPBIT, DPBIT): Define.
18112 (fp-bit.c, dp-bit.c): New rules.
18113 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
18114 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
18115 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
18116 * config/arm/arm.h: Include vxworks-dummy.h.
18117 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
18118 Mark with ATTRIBUTE_UNUSED.
18119 (arm_override_options): Do not allow VxWorks RTP PIC to be used
18120 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
18121 make it incompatible with -msingle-pic-base.
18122 (arm_function_ok_for_sibcall): Return false for calls that might
18123 go through a VxWorks PIC PLT entry.
18124 (require_pic_register): New function, split out from...
18125 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
18127 (arm_load_pic_register): Handle the VxWorks RTP initialization
18128 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
18129 (arm_emit_call_insn): New function.
18130 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
18131 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
18132 (pic_offset_arm): New pattern.
18133 (call, call_value): Use arm_emit_call_insn.
18134 (call_internal, call_value_internal): New expanders.
18135 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
18136 VxWorks unless __PIC__.
18138 2007-05-30 Eric Christopher <echristo@gmail.com>
18140 * genrecog.c: Include regs.h in generated file.
18141 * genemit.c: Ditto. Fix up formatting.
18142 * config/mn10300/constraints.md: New.
18143 * config/mn10300/mn10300.md: Include.
18144 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
18145 Fix up for removed macro.
18146 * config/mn10300/predicates.md (call_address_operand): Ditto.
18147 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
18148 (CONST_OK_FOR_I): Ditto.
18149 (CONST_OK_FOR_J): Ditto.
18150 (CONST_OK_FOR_K): Ditto.
18151 (CONST_OK_FOR_L): Ditto.
18152 (CONST_OK_FOR_M): Ditto.
18153 (CONST_OK_FOR_N): Ditto.
18154 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
18158 (EXTRA_CONSTRAINT): Ditto.
18160 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18162 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
18164 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
18165 OPTION_MASK_ISA_64BIT.
18166 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
18168 2007-05-30 Richard Guenther <rguenther@suse.de>
18170 PR middle-end/32152
18171 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
18172 types for comparison.
18173 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
18174 with original typed arguments.
18175 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
18177 2007-05-30 Jakub Jelinek <jakub@redhat.com>
18179 PR tree-optimization/31769
18180 * except.c (duplicate_eh_regions): Clear prev_try if
18181 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
18183 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
18185 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
18186 * tree-ssa-sink.c (statement_sink_location): Return basic block and
18187 bsi of the location where statements should be inserted.
18188 (sink_code_in_bb): Take bsi from statement_sink_location.
18189 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
18190 instead of bsi_start.
18191 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
18193 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
18194 (bsi_move_before): Document inconsistency with bsi_move_after.
18195 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
18197 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18199 * config/i386/i386.h (TARGET_ABM): New define.
18200 (TARGET_POPCNT): Ditto.
18201 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
18202 New temporary defines to redefine from OPTION_ISA_* defines.
18203 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
18204 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
18205 (ix86_isa_flags): New extern int declaration.
18206 (TARGET_SUBTARGET_DEFAULT): New define.
18207 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
18208 (TARGET_SUBTARGET32_DEFAULT): Ditto.
18209 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
18210 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18211 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
18212 * config/i386/darwin.h: Change TARGET_64BIT define to
18215 * config/i386/i386.opt (m3dnowa): Define as undocumented option
18216 using existing "ix86_isa_flags" varible.
18217 (m32, m64): Use existing "ix86_isa_flags" variable.
18218 (mmmx, m3dnow): Ditto.
18219 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
18220 (mabm): Define as non-negative option using "x86_abm" variable.
18221 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
18223 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
18224 Rewrite feature test bitmap.
18225 (ix86_isa_flags): New initialized global int varible.
18226 (ix86_isa_flags_explicit): New static int variable.
18227 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
18228 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
18229 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
18230 target_flags_explicit.
18231 (override_options): Remove "target_enable" and "target_disable" fields
18232 from "struct ptt". Update processor_target_table accordingly. Remove
18233 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
18234 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
18235 "target_flags" and "ix86_isa_flags_explicit" instead of
18236 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
18237 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
18238 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
18239 to true when either of PTA_POPCNT or PTA_ABM is set in
18240 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
18241 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
18242 processor_alias_table flags entry. Remove handling of
18243 "target_enable" and "target_disable" fields of processor_target_table.
18244 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
18245 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
18246 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
18247 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
18248 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
18250 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
18252 2007-05-29 David Daney <ddaney@avtrex.com>
18255 * config/mips/mips.c (mips_output_mi_thunk): Emit
18256 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
18258 2007-05-29 Hui-May Chang <hm.chang@apple.com>
18259 * config/i386/i386.c (ix86_function_regparm): Added checking of
18260 ix86_force_align_arg_pointer to determine the number of
18261 register parameters.
18263 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
18265 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
18266 (SET_DR_MISALIGNMENT): New.
18267 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
18268 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
18269 Use SET_DR_MISALIGNMENT.
18270 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
18272 * tree-data-ref.c (create_data_ref, compute_all_dependences,
18273 find_loop_nest): Export.
18274 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
18275 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
18276 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
18277 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
18279 (struct mem_ref): Add field reuse_distance.
18280 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
18281 Initialize reuse_distance field.
18282 (issue_prefetch_ref): Select temporality of prefetch according to
18284 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
18285 self_reuse_distance, determine_loop_nest_reuse): New functions.
18286 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
18287 (tree_ssa_prefetch_arrays): Dump L2 cache size.
18288 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
18291 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
18293 * tree-ssa-alias.c: Add aliasing overview.
18295 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
18296 Danny Smith <dannysmith@users.sourceforge.net>
18299 * config/i386/t-crtfm: Compile crtfastmath.o with
18300 -minline-all-stringops.
18301 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
18302 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
18304 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18306 * doc/md.texi: Document constraints on HP PA-RISC.
18308 * pa/constraints.md: New file.
18309 * pa.md: Include constraints.md.
18310 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
18311 (integer_store_memory_operand, ldil_cint_p): New functions.
18312 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
18313 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
18314 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
18315 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
18316 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
18318 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
18321 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
18322 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
18323 case POSTDECREMENT_EXPR>): Return the error_mark_node
18324 if either the real or imaginary parts would an
18327 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
18329 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
18330 name when we remove it from a call.
18332 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
18334 * targhooks.c (default_narrow_bitfield): Remove.
18335 * targhooks.h: Remove the prototype for
18336 default_narrow_bitfield.
18338 * langhooks-def.h: Remove the prototype for
18339 hook_get_alias_set_0.
18340 * langhooks.c (hook_get_alias_set_0): Remove.
18342 * global.c (EXECUTE_IF_CONFLICT): Remove.
18344 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18347 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
18348 return true when truth_value_p is true and the type
18351 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
18353 * doc/install.texi (Prerequisites): We no longer require Autoconf
18354 2.13 for the top-level.
18356 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
18358 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
18359 memory access via x86_expand_vector_move_misalign() only for
18360 TImode values on 32-bit targets.
18362 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
18364 * matrix-reorg.c: New file. Implement matrix flattening and
18365 transposing optimization.
18366 * tree-pass.h: Add matrix reorg pass.
18367 * common.opt: Add fipa-mreorg flag.
18368 * Makefile.in: Add matrix-reorg.c.
18369 * passes.c: Add matrix reorg pass.
18370 * varpool.c (add_new_static_var): New function.
18371 * cgraph.h (add_new_static_var): Declare.
18373 2007-05-27 Eric Christopher <echristo@apple.com>
18375 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
18376 sp_offset depending on stack size. Save r12 depending
18377 on registers we're saving later.
18378 (rs6000_emit_epilogue): Update sp_offset depending only
18381 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
18383 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
18384 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18385 * ifcvt.c (if_convert): Ditto.
18386 * tree-ssa-threadupdate.c (thread_block): Ditto.
18387 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
18388 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
18389 verify_loop_closed_ssa): Check number_of_loops instead of
18391 * predict.c (tree_estimate_probability): Ditto.
18392 * tree-if-conv.c (main_tree_if_conversion): Ditto.
18393 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
18394 * modulo-sched.c (sms_schedule): Ditto.
18395 * tree-scalar-evolution.c (scev_const_prop): Ditto.
18396 (scev_finalize): Do not do anything if scev analysis was not
18398 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
18399 current_loops == NULL.
18400 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
18401 * loop-init.c (loop_optimizer_init): Do not free current_loops when
18402 there are no loops.
18403 (loop_optimizer_finalize): Assert that loops were analyzed.
18404 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
18405 rtl_doloop): Check number_of_loops instead of current_loops.
18406 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
18407 current_loops == NULL.
18408 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
18409 gate_tree_vectorize tree_linear_transform, check_data_deps,
18410 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
18411 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
18412 Check number_of_loops instead of current_loops.
18413 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
18414 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
18415 free loops if available.
18416 (execute_pre): Do not pass do_fre to fini_pre.
18418 2007-05-27 Tobias Burnus <burnus@net-b.de>
18420 PR middle-end/32083
18421 * real.c (mpfr_from_real): Fix sign of -Inf.
18423 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
18425 * tree-vect-transform.c (vectorizable_conversion): Initialize
18426 tree_code variables to ERROR_MARK.
18427 (vectorizable_type_demotion): Likewise.
18428 (vectorizable_type_promotion): Likewise.
18430 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18433 * config/i386/i386.md (movti): Handle push operands via
18434 ix86_expand_push().
18436 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18438 * basic-block.h: Remove the prototype for merge_seq_blocks.
18439 * cfgcleanup.c (merge_seq_blocks): Remove.
18441 * tree-flow.h: Remove the prototype for is_aliased_with.
18442 * tree-ssa-alias.c (is_aliased_with): Remove.
18444 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
18446 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
18448 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
18450 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
18451 ix86_expand_sse4_unpack if SSE4.1 is enabled.
18452 (vec_unpacks_hi_v16qi): Likewise.
18453 (vec_unpacku_lo_v16qi): Likewise.
18454 (vec_unpacks_lo_v16qi): Likewise.
18455 (vec_unpacku_hi_v8hi): Likewise.
18456 (vec_unpacks_hi_v8hi): Likewise.
18457 (vec_unpacku_lo_v8hi): Likewise.
18458 (vec_unpacks_lo_v8hi): Likewise.
18459 (vec_unpacku_hi_v4si): Likewise.
18460 (vec_unpacks_hi_v4si): Likewise.
18461 (vec_unpacku_lo_v4si): Likewise.
18462 (vec_unpacks_lo_v4si): Likewise.
18464 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18466 * c-typeck.c, config/arm/arm.c, config/darwin.c,
18467 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
18468 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
18469 follow spelling conventions in various
18470 warning/error/diagnostic messages.
18472 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
18473 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
18474 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
18475 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
18476 tree-vrp.c: Fix comment typos. Follow spelling conventions.
18477 * doc/tm.texi: Follow spelling conventions.
18479 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18482 * tree-ssa-forwprop.c
18483 (forward_propagate_addr_into_variable_array_index): Remove
18484 the lhs argument. Use the type of def_rhs instead of lhs.
18485 (forward_propagate_addr_expr_1): Update use of
18486 forward_propagate_addr_into_variable_array_index.
18488 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
18489 Nigel Stephens <nigel@mips.com>
18491 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
18492 function attributes, "far" being an alias for "long_call".
18493 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
18494 (mips_near_type_p, mips_far_type_p): New.
18495 (mips_comp_type_attributes): New function to check that attributes
18496 attached to a function type are compatible.
18497 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
18498 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
18499 to the target function of the thunk.
18500 (mips_encode_section_info): Check for "near" and "far" function
18501 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
18503 * config/mips/predicates.md (const_call_insn_operand): Test only
18504 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
18506 * doc/extend.texi (Function Attributes): Document MIPS "near" and
18509 * testsuite/gcc.target/mips/near-far-1.c: New test case.
18510 * testsuite/gcc.target/mips/near-far-2.c: New test case.
18511 * testsuite/gcc.target/mips/near-far-3.c: New test case.
18512 * testsuite/gcc.target/mips/near-far-4.c: New test case.
18514 2007-05-25 Eric Christopher <echristo@apple.com>
18516 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
18517 to x86-darwin configurations.
18518 * config/i386/t-darwin: Add softfp support.
18519 * config/i386/t-darwin64: Ditto.
18520 * config/i386/sfp-machine.h: If mach then don't use
18521 aliasing, emit a stub to call.
18523 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
18525 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
18526 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
18527 tree-predcom.c, tree-ssa-alias-warnings.c,
18528 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
18529 comment typos. Follow spelling conventions.
18530 * doc/cpp.texi, doc/invoke.texi: Fix typos.
18532 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18535 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
18536 constants into memory. Expand unaligned memory references for
18537 SSE modes via x86_expand_vector_move_misalign() function.
18539 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
18541 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
18542 "memory" attribute for "sseishft" type insn without operands[2].
18544 2007-05-25 Dirk Mueller <dmueller@suse.de>
18545 Marcus Meissner <meissner@suse.de>
18547 * doc/extend.texi (alloc_size): New attribute.
18548 * c-common.c (handle_alloc_size_attribute): New.
18549 * tree-object-size.c (alloc_object_size): Use alloc_size
18550 attribute, if available.
18552 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18554 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
18556 (__builtin_ia32_vec_ext_v2di): Likewise.
18557 (__builtin_ia32_vec_ext_v4si): Likewise.
18558 (__builtin_ia32_vec_ext_v8hi): Likewise.
18559 (__builtin_ia32_vec_ext_v16qi): Likewise.
18560 (__builtin_ia32_vec_set_v8hi): Likewise.
18562 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18564 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
18566 2007-05-25 Richard Sandiford <richard@codesourcery.com>
18568 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
18569 (arm_is_longcall_p): Rename to...
18570 (arm_is_long_call_p): ...this. Take a single tree argument and
18572 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
18573 (CUMULATIVE_ARGS): Remove call_cookie.
18574 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
18575 (ENCODED_LONG_CALL_ATTR_P): Delete.
18576 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
18577 LONG_CALL_FLAG_CHAR cases.
18578 (ARM_DECLARE_FUNCTION_SIZE): Delete.
18579 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
18580 ARM_DECLARE_FUNCTION_SIZE.
18581 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
18582 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
18583 (arm_encode_call_attribute, current_file_function_operand): Delete.
18584 (arm_function_in_section_p): New function.
18585 (arm_is_longcall_p): Rename to...
18586 (arm_is_long_call_p): ...this. Take the target function as a single
18587 argument and return a bool. Do not rely on call cookies. Check
18588 whether the target symbol is in the same section as the current
18589 function, not just the same compilation unit.
18590 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
18591 (arm_encode_section_info): Don't encode a call type.
18592 * config/arm/arm.md (call, call_value): Update calls to
18593 arm_is_long(_)call_p. Simplify logic.
18594 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
18595 Update calls to arm_is_long(_)call_p.
18597 2007-05-25 Richard Guenther <rguenther@suse.de>
18599 PR tree-optimization/31982
18600 * tree-ssa-forwprop.c
18601 (forward_propagate_addr_into_variable_array_index): Handle arrays
18602 with element size one.
18604 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
18606 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
18607 (umulsi3_highpart): Likewise.
18609 2007-05-24 Ian Lance Taylor <iant@google.com>
18611 PR rtl-optimization/32069
18612 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
18615 2007-05-24 Ollie Wild <aaw@google.com>
18617 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
18620 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
18622 * postreload-gcse.c (reg_changed_after_insn_p): New function.
18623 (oprs_unchanged_p): Use it to check all registers in a REG.
18624 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
18625 (reg_set_between_after_reload_p): Delete.
18626 (reg_used_between_after_reload_p): Likewise.
18627 (reg_set_or_used_since_bb_start): Likewise.
18628 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
18629 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
18630 Use reg_set_between_p instead of reg_set_between_after_reload_p.
18631 * rtlanal.c (reg_set_p): Check whether REG overlaps
18632 regs_invalidated_by_call, rather than just checking the
18633 membership of REGNO (REG).
18635 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18637 * doc/passes.texi: Document predictive commoning.
18638 * doc/invoke.texi (-fpredictive-commoning): Document.
18639 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
18640 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
18641 adding indices to the generated name.
18642 (schedule_sm): Pass 0 to get_lsm_tmp_name.
18643 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
18644 * tree-pretty-print.c (op_symbol_1): Renamed to ...
18645 (op_symbol_code): ... and exported.
18646 (dump_omp_clause, op_symbol): Use op_symbol_code
18647 instead of op_symbol_1.
18648 * tree-pass.h (pass_predcom): Declare.
18649 * timevar.def (TV_PREDCOM): New timevar.
18650 * tree-ssa-loop.c (run_tree_predictive_commoning,
18651 gate_tree_predictive_commoning, pass_predcom): New.
18652 * tree-data-ref.c (find_data_references_in_loop): Find the
18653 references in dominance order.
18654 (canonicalize_base_object_address): Ensure that the result has
18656 (dr_analyze_innermost): Export.
18657 (create_data_ref): Code to fail for references with invariant
18659 (find_data_references_in_stmt): ... here.
18660 * tree-data-ref.h (dr_analyze_innermost): Declare.
18661 * tree-affine.c: Include tree-gimple.h and hashtab.h.
18662 (aff_combination_find_elt, name_expansion_hash,
18663 name_expansion_eq, tree_to_aff_combination_expand,
18664 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
18666 * tree-affine.h (aff_combination_constant_multiple_p,
18667 tree_to_aff_combination_expand): Declare.
18668 * tree-predcom.c: New file.
18669 * common.opt (fpredictive-commoning): New option.
18670 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
18671 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
18672 * Makefile.in (tree-predcom.o): Add.
18673 (tree-affine.o): Add TREE_GIMPLE_H dependency.
18674 * passes.c (init_optimization_passes): Add dceloop after
18675 copy propagation in loop optimizer. Add predictive commoning
18676 to loop optimizer passes.
18678 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18680 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
18683 2007-05-24 Jan Hubicka <jh@suse.cz>
18685 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
18687 (genheader): Include statistics.h.
18689 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
18691 * print-rtl.c (flag_dump_unnumbered): Update comments.
18692 (print_rtl): Fix my previous change.
18693 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
18696 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18698 PR middle-end/32018
18699 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
18701 (thread_through_all_blocks): Call initialize_original_copy_tables
18702 and free_original_copy_tables.
18703 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
18705 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18706 * cfghooks.c (duplicate_block): Use get_loop_copy.
18707 * cfg.c: Include cfgloop.h.
18708 (loop_copy): New hash table.
18709 (initialize_original_copy_tables): Initialize loop_copy table.
18710 (free_original_copy_tables): Free loop_copy table.
18711 (copy_original_table_clear, copy_original_table_set,
18712 set_loop_copy, get_loop_copy): New functions.
18713 (set_bb_original, set_bb_copy): Use copy_original_table_set.
18714 * cfgloop.h (struct loop): Remove copy field.
18715 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
18716 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
18718 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18720 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
18721 -msse/-msse2/-msse3.
18723 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18725 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
18726 __builtin_ia32_vec_set_v2di with MASK_64BIT.
18728 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
18731 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
18732 * targhooks.h (default_mangle_decl_assembler_name): Declare
18734 * targhooks.c (default_mangle_decl_assembler_name): Define
18736 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
18738 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
18739 * langhooks.c (lhd_set_decl_assembler_name): Call
18740 targetm.mangle_decl_assembler_name for names with global scope.
18742 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
18744 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
18745 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
18747 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
18748 New. Factored out of i386_pe_encode_section_info.
18749 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
18750 Move check for prior decoration of stdcall
18751 symbols to i386_pe_encode_section_info.
18752 (i386_pe_encode_section_info): Adjust call to
18753 gen_stdcall_or_fastcall_suffix. Use
18754 i386_pe_maybe_mangle_decl_assembler_name, if needed.
18755 (i386_pe_mangle_decl_assembler_name): New. Wrap
18756 i386_pe_maybe_mangle_decl_assembler_name.
18758 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18760 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
18761 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
18762 * langhooks.c (get_signed_or_unsigned_type): Don't check for
18763 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
18764 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
18767 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
18768 Nigel Stephens <nigel@mips.com>
18769 Richard Sandiford <richard@codesourcery.com>
18771 Fix up MIPS16 hard float and add support for complex.
18773 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
18774 (TARGET_SOFT_FLOAT_ABI): New.
18775 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
18776 __mips_soft_float to reflect the ABI in use, not whether the
18777 FPU is directly accessible (e.g., in MIPS16 mode).
18778 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
18779 (UNITS_PER_FPVALUE): Likewise.
18781 * config/mips/mips.c (mips_expand_call): Remove redundant
18782 TARGET_MIPS16 check.
18783 (mips_arg_regno): New.
18784 (function_arg_advance): When setting bits in cum->fp_code for
18785 MIPS16, don't subtract 1 from cum->arg_number, since it is now
18787 (function_arg): Use mips_arg_regno.
18788 (mips_return_mode_in_fpr_p): New.
18789 (mips16_call_stub_mode_suffix): New.
18790 (mips16_cfun_returns_in_fpr_p): New.
18791 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
18792 (mips_output_function_prologue): Test mips16_hard_float, not
18793 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
18794 (mips_expand_epilogue): Call MIPS16 helper routines to copy
18795 return value into a floating-point register.
18796 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
18797 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
18798 (mips16_fp_args): Handle MIPS32r2 ISA which supports
18799 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
18800 word of double arguments from or to the high bits of 64-bit
18801 floating point registers.
18802 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
18803 (mips16_fpret_double): New helper function.
18804 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
18805 support for complex modes. Fill in DECL_RESULT for stubdecl.
18806 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
18808 * config/mips/mips16.S
18809 (RET, ARG1, ARG2): New.
18810 (MERGE_GPRf, MERGE_GPRt): New.
18811 (DELAYt, DELAYf): New.
18812 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
18813 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
18814 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
18815 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
18816 (SFOP): Renamed to...
18817 (OPSF3): This, and macro-ified. Updated all uses.
18818 (SFOP2): Renamed to...
18819 (OPSF2): This, and macro-ified. Updated all uses.
18820 (SFCMP): Renamed to...
18821 (CMPSF): This, and macro-ified. Updated all uses.
18822 (SFREVCMP): Renamed to...
18823 (REVCMPSF): This, and macro-ified. Updated all uses.
18824 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
18825 (LDDBL1, LDDBL2, RETDBL): Deleted.
18826 (DFOP): Renamed to...
18827 (OPDF3): This, and macro-ified. Updated all uses.
18828 (DFOP2): Renamed to...
18829 (OPDF2): This, and macro-ified. Updated all uses.
18830 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
18831 (DFCMP): Renamed to...
18832 (CMPDF): This, and macro-ified. Updated all uses.
18833 (DFREVCMP): Renamed to...
18834 (REVCMPDF): This, and macro-ified. Updated all uses.
18835 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
18836 (RET_FUNCTION): New.
18837 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
18838 (__mips16_ret_sc, __mips16_ret_dc): New.
18839 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
18840 STUB_ARGS_6, STUB_ARGS_10): New.
18841 (CALL_STUB_NO_RET): New.
18842 (__mips16_call_stub_1): Macro-ified.
18843 (__mips16_call_stub_5): Macro-ified.
18844 (__mips16_call_stub_2): Macro-ified.
18845 (__mips16_call_stub_6): Macro-ified.
18846 (__mips16_call_stub_9): Macro-ified.
18847 (__mips16_call_stub_10): Macro-ified.
18848 (CALL_STUB_RET): New.
18849 (__mips16_call_stub_sf_0): Macro-ified.
18850 (__mips16_call_stub_sf_1): Macro-ified.
18851 (__mips16_call_stub_sf_5): Macro-ified.
18852 (__mips16_call_stub_sf_2): Macro-ified.
18853 (__mips16_call_stub_sf_6): Macro-ified.
18854 (__mips16_call_stub_sf_9): Macro-ified.
18855 (__mips16_call_stub_sf_10): Macro-ified.
18856 (__mips16_call_stub_df_0): Macro-ified.
18857 (__mips16_call_stub_df_1): Macro-ified.
18858 (__mips16_call_stub_df_5): Macro-ified.
18859 (__mips16_call_stub_df_2): Macro-ified.
18860 (__mips16_call_stub_df_6): Macro-ified.
18861 (__mips16_call_stub_df_9): Macro-ified.
18862 (__mips16_call_stub_df_10): Macro-ified.
18863 (__mips16_call_stub_sc_0): New.
18864 (__mips16_call_stub_sc_1): New.
18865 (__mips16_call_stub_sc_5): New.
18866 (__mips16_call_stub_sc_2): New.
18867 (__mips16_call_stub_sc_6): New.
18868 (__mips16_call_stub_sc_9): New.
18869 (__mips16_call_stub_sc_10): New.
18870 (__mips16_call_stub_dc_0): New.
18871 (__mips16_call_stub_dc_1): New.
18872 (__mips16_call_stub_dc_5): New.
18873 (__mips16_call_stub_dc_2): New.
18874 (__mips16_call_stub_dc_6): New.
18875 (__mips16_call_stub_dc_9): New.
18876 (__mips16_call_stub_dc_10): New.
18878 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
18879 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
18880 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
18882 2007-05-23 Ian Lance Taylor <iant@google.com>
18884 * doc/invoke.texi (Invoking GCC): Document that the order of the
18887 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
18890 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
18891 * config/score/predicate.md (const_pow2, const_npow2): Remove.
18892 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
18896 * config/score/score.c (score_print_operand): Make sure that only
18897 lower bits are used.
18899 2007-05-22 Ian Lance Taylor <iant@google.com>
18901 * tree-vrp.c (avoid_overflow_infinity): New static function,
18902 broken out of set_value_range_to_value.
18903 (set_value_range_to_value): Call avoid_overflow_infinity.
18904 (extract_range_from_assert): Likewise.
18906 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18908 PR middle-end/31095
18909 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
18910 change the type before looking for a COMPOUND_EXPR.
18912 2007-05-22 Ian Lance Taylor <iant@google.com>
18914 * lower-subreg.c (decompose_multiword_subregs): If we change an
18915 insn, call remove_retval_note on it.
18917 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18919 * regs.h (end_hard_regno): New function.
18920 (END_HARD_REGNO, END_REGNO): New macros.
18921 (add_to_hard_reg_set): New function.
18922 (remove_from_hard_reg_set): Likewise.
18923 (in_hard_reg_set_p): Likewise.
18924 (overlaps_hard_reg_set_p): Likewise.
18925 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
18926 (note_btr_set): Use END_HARD_REGNO.
18927 * caller-save.c (setup_save_areas): Use end_hard_regno.
18928 (mark_set_regs): Use END_HARD_REGNO.
18929 (add_stored_regs): Use end_hard_regno.
18930 (mark_referenced_regs): Use add_to_hard_reg_set.
18931 * combine.c (update_table_tick): Use END_REGNO.
18932 (record_value_for_reg): Likewise.
18933 (record_dead_and_set_regs): Likewise.
18934 (get_last_value_validate): Likewise.
18935 (use_crosses_set_p): Likewise.
18936 (reg_dead_at_p_1): Likewise.
18937 (reg_dead_at_p): Likewise.
18938 (mark_used_regs_combine): Use add_to_hard_reg_set.
18939 (move_deaths): Use END_HARD_REGNO.
18940 (reg_bitfield_target_p): Use end_hard_regno.
18941 (distribute_notes): Use END_HARD_REGNO.
18942 * cse.c (mention_regs): Use END_REGNO.
18943 (insert): Use add_to_hard_reg_set.
18944 (invalidate): Use END_HARD_REGNO.
18945 (invalidate_for_call): Likewise.
18946 (exp_equiv_p): Use END_REGNO.
18947 (cse_insn): Likewise.
18948 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
18949 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
18950 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
18951 * function.c (keep_stack_depressed): Use end_hard_regno.
18952 * global.c (global_alloc): Use end_hard_regno.
18953 (global_conflicts): Use add_to_hard_reg_set instead of
18955 (find_reg): Likewise.
18956 (mark_reg_store): Likewise.
18957 (mark_reg_conflicts): Likewise.
18958 (mark_reg_death): Use remove_from_hard_reg_set.
18959 (mark_reg_live_nc): Delete.
18960 (set_preference): Use end_hard_regno.
18961 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
18962 remove_from_hard_reg_set.
18963 (post_mark_life): Use add_to_hard_reg_set.
18964 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
18965 (reg_becomes_live): Use add_to_hard_reg_set.
18966 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
18967 (peep2_find_free_register): Use add_to_hard_reg_set.
18968 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
18969 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
18970 * regrename.c (note_sets): Use add_to_hard_reg_set.
18971 (clear_dead_regs): Use remove_from_hard_reg_set.
18972 (regrename_optimize): Use add_to_hard_reg_set.
18973 (find_oldest_value_reg): Use in_hard_reg_set_p.
18974 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
18975 (hard_reg_set_here_p): Use end_hard_regno.
18976 (decompose): Likewise.
18977 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
18978 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
18979 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
18980 (mark_home_live): Use end_hard_regno.
18981 (spill_hard_reg): Likewise.
18982 (clear_reload_reg_in_use): Likewise.
18983 * reorg.c (delete_prior_computation): Use END_REGNO.
18984 * resource.c (update_live_status): Use END_HARD_REGNO.
18985 (mark_referenced_resources): Use add_to_hard_reg_set.
18986 (mark_set_resources): Likewise.
18987 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
18988 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
18989 (reg_overlap_mentioned_p): Likewise.
18990 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
18991 (covers_regno_no_parallel_p): Use END_REGNO.
18992 (find_regno_note): Likewise.
18993 (find_reg_fusage): Use END_HARD_REGNO.
18994 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
18995 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
18997 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18999 * mode-switching.c (reg_dies): Change type of second argument to
19001 (optimize_mode_switching): Update accordingly.
19003 2007-05-22 Richard Sandiford <richard@codesourcery.com>
19005 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
19007 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
19008 (hard_reg_set_empty_p): ...these new functions.
19009 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
19010 GO_IF_HARD_REG_SUBSET.
19011 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
19012 instead of GO_IF_HARD_REG_EQUAL.
19013 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
19014 instead of GO_IF_HARD_REG_EQUAL.
19015 * global.c (find_reg): Use hard_reg_set_empty_p instead of
19016 GO_IF_HARD_REG_SUBSET.
19017 (modify_reg_pav): Use hard_reg_set_empty_p instead of
19018 GO_IF_HARD_REG_EQUAL.
19019 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
19020 of GO_IF_HARD_REG_SUBSET.
19021 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
19022 instead of GO_IF_HARD_REG_EQUAL.
19023 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
19024 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
19025 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
19026 of GO_IF_HARD_REG_SUBSET,
19027 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
19028 GO_IF_HARD_REG_SUBSET.
19029 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
19030 instead of GO_IF_HARD_REG_EQUAL.
19031 * config/sh/sh.c (push_regs, calc_live_regs): Use
19032 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
19033 (hard_regs_intersect_p): Delete.
19035 2007-05-22 Janis Johnson <janis187@us.ibm.com>
19037 * doc/sourcebuild.texi (Test Directives) Add dg-message.
19039 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
19040 Richard Henderson <rth@redhat.com>
19042 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
19044 (x86_64-*-*): Likewise.
19046 * i386/i386-modes.def (V2QI): New.
19048 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
19050 (override_options): Support SSE4.1.
19051 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
19052 (IX86_BUILTIN_BLENDPS): Likewise.
19053 (IX86_BUILTIN_BLENDVPD): Likewise.
19054 (IX86_BUILTIN_BLENDVPS): Likewise.
19055 (IX86_BUILTIN_PBLENDVB128): Likewise.
19056 (IX86_BUILTIN_PBLENDW128): Likewise.
19057 (IX86_BUILTIN_DPPD): Likewise.
19058 (IX86_BUILTIN_DPPS): Likewise.
19059 (IX86_BUILTIN_INSERTPS128): Likewise.
19060 (IX86_BUILTIN_MOVNTDQA): Likewise.
19061 (IX86_BUILTIN_MPSADBW128): Likewise.
19062 (IX86_BUILTIN_PACKUSDW128): Likewise.
19063 (IX86_BUILTIN_PCMPEQQ): Likewise.
19064 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
19065 (IX86_BUILTIN_PMAXSB128): Likewise.
19066 (IX86_BUILTIN_PMAXSD128): Likewise.
19067 (IX86_BUILTIN_PMAXUD128): Likewise.
19068 (IX86_BUILTIN_PMAXUW128): Likewise.
19069 (IX86_BUILTIN_PMINSB128): Likewise.
19070 (IX86_BUILTIN_PMINSD128): Likewise.
19071 (IX86_BUILTIN_PMINUD128): Likewise.
19072 (IX86_BUILTIN_PMINUW128): Likewise.
19073 (IX86_BUILTIN_PMOVSXBW128): Likewise.
19074 (IX86_BUILTIN_PMOVSXBD128): Likewise.
19075 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
19076 (IX86_BUILTIN_PMOVSXWD128): Likewise.
19077 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
19078 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
19079 (IX86_BUILTIN_PMOVZXBW128): Likewise.
19080 (IX86_BUILTIN_PMOVZXBD128): Likewise.
19081 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
19082 (IX86_BUILTIN_PMOVZXWD128): Likewise.
19083 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
19084 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
19085 (IX86_BUILTIN_PMULDQ128): Likewise.
19086 (IX86_BUILTIN_PMULLD128): Likewise.
19087 (IX86_BUILTIN_ROUNDPD): Likewise.
19088 (IX86_BUILTIN_ROUNDPS): Likewise.
19089 (IX86_BUILTIN_ROUNDSD): Likewise.
19090 (IX86_BUILTIN_ROUNDSS): Likewise.
19091 (IX86_BUILTIN_PTESTZ): Likewise.
19092 (IX86_BUILTIN_PTESTC): Likewise.
19093 (IX86_BUILTIN_PTESTNZC): Likewise.
19094 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
19095 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
19096 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
19097 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
19098 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
19099 (bdesc_ptest): New.
19100 (bdesc_sse_3arg): Likewise.
19101 (bdesc_2arg): Likewise.
19102 (bdesc_1arg): Likewise.
19103 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
19105 (ix86_expand_sse_4_operands_builtin): New.
19106 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
19107 smaller than 8 bits as the 2nd arg.
19108 (ix86_expand_sse_ptest): New.
19109 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
19110 (ix86_expand_vector_set): Support SSE4.1.
19111 (ix86_expand_vector_extract): Likewise.
19113 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
19114 __SSE4_1__ for -msse4.1.
19116 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
19117 (UNSPEC_INSERTPS): Likewise.
19118 (UNSPEC_DP): Likewise.
19119 (UNSPEC_MOVNTDQA): Likewise.
19120 (UNSPEC_MPSADBW): Likewise.
19121 (UNSPEC_PHMINPOSUW): Likewise.
19122 (UNSPEC_PTEST): Likewise.
19123 (UNSPEC_ROUNDP): Likewise.
19124 (UNSPEC_ROUNDS): Likewise.
19126 * config/i386/i386.opt (msse4.1): New for SSE4.1.
19128 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
19129 (const_pow2_1_to_32768_operand): Likewise.
19131 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
19134 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
19136 (sse4_1_insertps): Likewise.
19137 (*sse4_1_extractps): Likewise.
19138 (sse4_1_ptest): Likewise.
19139 (sse4_1_mulv2siv2di3): Likewise.
19140 (*sse4_1_mulv4si3): Likewise.
19141 (*sse4_1_smax<mode>3): Likewise.
19142 (*sse4_1_umax<mode>3): Likewise.
19143 (*sse4_1_smin<mode>3): Likewise.
19144 (*sse4_1_umin<mode>3): Likewise.
19145 (sse4_1_eqv2di3): Likewise.
19146 (*sse4_1_pinsrb): Likewise.
19147 (*sse4_1_pinsrd): Likewise.
19148 (*sse4_1_pinsrq): Likewise.
19149 (*sse4_1_pextrb): Likewise.
19150 (*sse4_1_pextrb_memory): Likewise.
19151 (*sse4_1_pextrw_memory): Likewise.
19152 (*sse4_1_pextrq): Likewise.
19153 (sse4_1_blendpd): Likewise.
19154 (sse4_1_blendps): Likewise.
19155 (sse4_1_blendvpd): Likewise.
19156 (sse4_1_blendvps): Likewise.
19157 (sse4_1_dppd): Likewise.
19158 (sse4_1_dpps): Likewise.
19159 (sse4_1_movntdqa): Likewise.
19160 (sse4_1_mpsadbw): Likewise.
19161 (sse4_1_packusdw): Likewise.
19162 (sse4_1_pblendvb): Likewise.
19163 (sse4_1_pblendw): Likewise.
19164 (sse4_1_phminposuw): Likewise.
19165 (sse4_1_extendv8qiv8hi2): Likewise.
19166 (*sse4_1_extendv8qiv8hi2): Likewise.
19167 (sse4_1_extendv4qiv4si2): Likewise.
19168 (*sse4_1_extendv4qiv4si2): Likewise.
19169 (sse4_1_extendv2qiv2di2): Likewise.
19170 (*sse4_1_extendv2qiv2di2): Likewise.
19171 (sse4_1_extendv4hiv4si2): Likewise.
19172 (*sse4_1_extendv4hiv4si2): Likewise.
19173 (sse4_1_extendv2hiv2di2): Likewise.
19174 (*sse4_1_extendv2hiv2di2): Likewise.
19175 (sse4_1_extendv2siv2di2): Likewise.
19176 (*sse4_1_extendv2siv2di2): Likewise.
19177 (sse4_1_zero_extendv8qiv8hi2): Likewise.
19178 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
19179 (sse4_1_zero_extendv4qiv4si2): Likewise.
19180 (*sse4_1_zero_extendv4qiv4si2): Likewise.
19181 (sse4_1_zero_extendv2qiv2di2): Likewise.
19182 (*sse4_1_zero_extendv2qiv2di2): Likewise.
19183 (sse4_1_zero_extendv4hiv4si2): Likewise.
19184 (*sse4_1_zero_extendv4hiv4si2): Likewise.
19185 (sse4_1_zero_extendv2hiv2di2): Likewise.
19186 (*sse4_1_zero_extendv2hiv2di2): Likewise.
19187 (sse4_1_zero_extendv2siv2di2): Likewise.
19188 (*sse4_1_zero_extendv2siv2di2): Likewise.
19189 (sse4_1_roundpd): Likewise.
19190 (sse4_1_roundps): Likewise.
19191 (sse4_1_roundsd): Likewise.
19192 (sse4_1_roundss): Likewise.
19193 (mulv4si3): Don't expand for SSE4.1.
19194 (smax<mode>3): Likewise.
19195 (umaxv4si3): Likewise.
19196 (uminv16qi3): Likewise.
19197 (umin<mode>3): Likewise.
19198 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
19200 * doc/extend.texi: Document SSE4.1 built-in functions.
19202 * doc/invoke.texi: Document -msse4.1.
19204 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
19206 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
19207 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
19208 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
19209 (ASM_SPEC): Add asm_pcrel_spec.
19210 (EXTRA_SPECS): Add asm_pcrel_spec.
19212 2007-05-21 David Daney <ddaney@avtrex.com>
19214 * doc/install.texi (Building a cross compiler): Add requirements
19215 for Java cross compiler.
19217 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19219 PR middle-end/31995
19220 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
19221 Add loopno argument. Use evolution_function_is_invariant_rec_p
19222 instead of evolution_function_is_constant_p.
19223 Update calls to evolution_function_is_affine_multivariate_p.
19224 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
19225 Add loopno argument.
19226 * tree-scalar-evolution.c (gather_chrec_stats): Call
19227 evolution_function_is_affine_multivariate_p with a loop
19229 * tree-data-ref.c (analyze_miv_subscript): Likewise.
19230 (analyze_overlapping_iterations): Likewise.
19231 (access_functions_are_affine_or_constant_p): Likewise.
19232 (build_classic_dist_vector_1): If the access functions
19233 are equal, don't do anything.
19235 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
19236 Paolo Carlini <pcarlini@suse.de>
19237 Uros Bizjak <ubizjak@gmail.com>
19239 * c-cppbuiltin.c (c_cpp_builtins): Define
19240 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
19241 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
19242 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
19243 * doc/cpp.texi ([Standard Predefined Macros]): Document.
19245 2007-05-21 Mike Stump <mrs@apple.com>
19247 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
19249 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19251 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
19253 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
19254 implementation if __OPTIMIZE__ is not defined.
19255 (_mm_alignr_pi8): Ditto.
19256 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19257 (_mm_inserti_si64): Ditto.
19258 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19259 (_mm_slli_epi16): Ditto.
19260 (_mm_slli_epi32): Ditto.
19261 (_mm_slli_epi64): Ditto.
19262 (_mm_srai_epi16): Ditto.
19263 (_mm_srai_epi32): Ditto.
19264 (_mm_srli_si128): Ditto.
19265 (_mm_slli_si128): Ditto.
19266 (_mm_srli_epi16): Ditto.
19267 (_mm_srli_epi32): Ditto.
19268 (_mm_srli_epi64): Ditto.
19269 (_mm_extract_epi16): Ditto.
19270 (_mm_insert_epi16): Ditto.
19271 (_mm_shufflehi_epi16): Ditto.
19272 (_mm_shufflelo_epi16): Ditto.
19273 (_mm_shuffle_epi32): Ditto.
19274 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
19275 (_m_pextrw): Ditto.
19276 (_mm_insert_pi16): Ditto.
19277 (_m_pinsrw): Ditto.
19278 (_mm_shuffle_pi16): Ditto.
19279 (_m_pshufw): Ditto.
19280 (_mm_shufle_ps): Ditto.
19281 (_mm_prefetch): Ditto.
19283 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
19285 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
19286 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
19287 * real.c (encode_i370_single, decode_i370_single,
19288 encode_i370_double, decode_i370_double): Functions removed.
19289 (i370_single_format, i370_double_format): Initializations removed.
19290 (real_maxval, round_for_format, exact_real_truncate, significand_size):
19291 Consider the log2_b field to always be one.
19292 (ieee_single_format, mips_single_format, coldfire_single_format,
19293 ieee_double_format, mips_double_format, coldfire_double_format,
19294 ieee_extended_motorola_format, ieee_extended_intel_96_format,
19295 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
19296 ibm_extended_format, mips_extended_format, ieee_quad_format,
19297 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
19298 decimal_single_format, decimal_double_format, decimal_quad_format,
19299 c4x_single_format, c4x_extended_format, real_internal_format): Remove
19300 initialization of log2_b.
19301 * real.h (i370_single_format, i370_double_format): Declarations
19303 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
19304 field to always be one.
19306 2007-05-21 Andreas Schwab <schwab@suse.de>
19308 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
19309 NOTE_INSN_BASIC_BLOCK_P.
19310 (process_for_unwind_directive): Likewise.
19312 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
19314 * builtins.c (expand_builtin_setjmp_setup): Update comment.
19315 * function.h (struct function): Move va_list_gpr_size,
19316 va_list_fpr_size, function_frequency to front of bitfields. Add
19318 (current_function_calls_unwind_init): New.
19319 * except.c (expand_builtin_unwind_init): Set
19320 current_function_calls_unwind_init not
19321 current_function_has_nonlocal_label.
19322 * reload1.c (has_nonexceptional_receiver): New.
19323 (reload): Use it and current_function_calls_unwind_init to
19324 determine whether call-saved regs must be saved.
19326 2007-05-20 Jan Hubicka <jh@suse.cz>
19328 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
19329 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19330 * ddg.c (create_ddg): LIkewise.
19331 * final.c (final): Remove hunk moving line number notes around since
19332 they are no longer present at this stage.
19333 (final_scan_insn): Use NOTE_KIND instead of
19334 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19335 (output_asm_label): Likewise.
19336 * reorg.c (dbr_schedule): Likewise.
19337 * haifa-sched.c (unlink_other_notes): Likewise.
19338 * mode-switching.c (optimize_mode_switching): Likewise.
19339 * graph.c (start_bb): Likewise.
19340 * rtl.def (NOTE): Update description.
19341 * jump.c (squeeze_notes): Delete.
19342 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
19343 NOTE_INSN_BASIC_BLOCK_P when possible.
19344 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
19345 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
19346 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19347 (dwarf2out_var_location): Likewise.
19348 * cfgbuild.c (make_edges): Likewise.
19349 (find_basic_blocks_1): Likewise.
19350 * function.c (reorder_blocks_1): Likewise.
19351 (epilogue_done): Likewise.
19352 (reposition_prologue_and_epilogue_notes): Likewise.
19353 * print-rtl.c (print_rtx): Likewise; drop code for printing
19355 (print_rtl): Likewise.
19356 (print_rtl_single): Likewise.
19357 * gcse.c (insert_insn_start_bb): Likewise.
19358 * alias.c (init_alias_analysis): Likewise.
19359 * calls.c (fixup_tail_calls): Likewise.
19360 * except.c (sjlj_emit_function_enter): Likewise.
19361 * emit-rtl.c (add_insn_after): Likeiwse.
19362 (emit_label_before): Likewise.
19363 (emit_label_after): Likewise.
19364 (emit_note_before, emit_note_after, emit_note): Update
19365 parameter to be enum insn_note; do not deal with source
19367 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
19368 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
19370 (merge_blocks_move_successor_nojumps): Simplify now when
19371 we don't have BLOCK notes.
19372 (try_optimize_cfg): Likewise.
19373 * cfglayout.c (skip_insns_after_block): Likewise.
19374 (record_effective_endpoints): Likewise.
19375 (duplicate_insn_chain): Likewise.
19376 * varasm.c (output_constant_pool_1): Likewise.
19377 * sched-deps.c (sched_analyze): Likewise.
19378 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
19380 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
19381 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
19382 (SET_INSN_DELETED): Simplify.
19383 (NOTE_LINE_NUMBER): Exterminate.
19384 (NOTE_LINE_KIND): New.
19385 (NOTE_INSN_BASIC_BLOCK_P): Update.
19386 (enum insn_note): Simplify.
19387 (GET_NOTE_INSN_NAME) Simplify.
19388 (emit_note_before, emit_note_after, emit_note): Update prototype.
19389 (squeeze_notes): Remove.
19390 * sched-int.h (NOTE_NOT_BB_P): Update.
19391 * resource.c (mark_target_live_regs): Update.
19392 * sched-rgn.c (debug_dependencies): Update.
19393 * sched-vis.c (print_insn): Update.
19394 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
19395 * config/i386/i386.c (ix86_output_function_epilogue): Update.
19396 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
19397 (TARGET_ADJUST_UNROLL_MAX): Likewise.
19398 (split_branches): Update.
19399 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
19401 (sh_adjust_unroll_max): Exterminate.
19402 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
19403 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
19404 (m68hc11_reorg): Likewise.
19405 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
19406 (emit_predicate_relation_info): Update.
19407 (process_for_unwind_directive): Update.
19408 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
19409 (output_call): Update.
19410 * config/pa/pa.c (output_lbranch): Update.
19411 (output_millicode_call): Update.
19412 (output_call): Update.
19413 (pa_combine_instructions): Update.
19414 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
19415 * config/bfin/bfin.c (gen_one_bundle): Update.
19416 * cfgrtl.c (can_delete_note_p): Update.
19417 (delete_insn): Update.
19418 (rtl_merge_blocks): Update.
19419 (commit_one_edge_insertion): Update.
19420 (rtl_verify_flow_info): Update.
19421 * stmt.c (expand_case): Do not call squeeze_notes.
19423 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19430 * c.opt (Wtype-limits): New.
19431 * doc/invoke.texi (Wtype-limits): Document it.
19432 (Wextra): Enabled by -Wextra.
19433 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19434 * c-common.c (shorten_compare): Warn with Wtype-limits.
19436 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19438 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
19439 inlined function, not as a macro.
19440 (_mm_alignr_pi8): Ditto.
19441 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19442 (_mm_inserti_si64): Ditto.
19443 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19444 (_mm_extract_epi16): Ditto.
19445 (_mm_insert_epi16): Ditto.
19446 (_mm_shufflehi_epi16): Ditto.
19447 (_mm_shufflelo_epi16): Ditto.
19448 (_mm_shuffle_epi32): Ditto.
19449 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
19450 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
19452 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
19454 (_m_to_float): Use C89 compatible assignment.
19456 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
19459 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
19461 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19464 * doc/invoke.texi (Wreturn-type): Complete description.
19465 (Wextra): Delete item about return-type warning.
19466 * c-decl.c: Delete redundant Wextra warning.
19468 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19471 * config/i386/pmmintrin.h: Do not include xmmintrin.h
19472 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
19473 inlined function, not as a macro.
19474 (_mm_prefetch): Ditto.
19475 (_m_pextrw): Ditto.
19476 (_mm_insert_pi16): Ditto.
19477 (_m_pinsrw): Ditto.
19478 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
19479 (_m_pshufw): Ditto. Add const to __N argument.
19480 (_mm_shufle_ps): Ditto. Add const to __mask argument.
19481 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
19482 (_mm_slli_epi32): Ditto.
19483 (_mm_srli_si128): Implement as always inlined function, not as a
19484 macro. Add __inline to function declaration.
19485 (_mm_slli_si128): Ditto.
19487 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
19489 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
19490 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
19492 (struct fenv): New structure.
19493 (FP_HANDLE_EXCEPTIONS): New define.
19494 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
19495 (_FP_DECL_EXP): New define.
19496 (FP_INIT_ROUNDMODE): New define.
19497 (FP_ROUNDMODE): New define.
19499 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19501 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
19502 (Wconversion): Update description.
19503 (Wconversion-sign): New.
19504 * c.opt (Wconversion-sign): New.
19505 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
19506 means disabled for C++. Otherwise, take the status of Wconversion.
19507 * c-common.c (conversion_warning): Warn with either Wconversion or
19509 (warnings_for_convert_and_check): Conditions are already checked by
19510 conversion_warning.
19511 (convert_and_check): Don't check warnings if the conversion failed.
19513 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
19514 Anatoly Sokolov <aesok@dol.ru>
19516 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
19517 avr_epilogue_uses) : Add declaration.
19518 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
19519 * config/avr/constraints.md (R): New constraint.
19520 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
19521 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
19522 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
19523 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
19524 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
19525 call_prologue_saves, epilogue_restores, return_from_epilogue,
19526 return_from_main_epilogue, return_from_interrupt_epilogue,
19527 return_from_naked_epilogue, prologue, epilogue): New patterns.
19528 (jump): Handle symbol reference.
19529 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
19530 avr_output_function_prologue, avr_output_function_epilogue): Remove
19532 (avr_init_machine_status, expand_prologue, expand_epilogue,
19533 avr_asm_function_end_prologue, avr_epilogue_uses,
19534 avr_asm_function_begin_epilogue): New functions.
19535 (prologue_size, epilogue_size, jump_tables_size): Remove global
19537 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
19538 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
19539 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
19540 (avr_override_options): Initialise init_machine_status.
19541 (output_movhi): Handle all stack pointer loads.
19542 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
19543 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
19544 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
19545 (EPILOGUE_USES) Redefine.
19546 (machine_function) Declare.
19548 2007-05-19 Richard Sandiford <richard@codesourcery.com>
19550 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
19551 Use a single return statement.
19553 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19555 PR middle-end/30250
19556 * builtins.c (do_mpfr_lgamma_r): New.
19557 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
19558 * tree.h (CASE_FLT_FN_REENT): New.
19560 2007-05-18 Geoffrey Keating <geoffk@apple.com>
19562 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
19563 (output_die): Use 'unsigned long' with %x.
19564 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
19565 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
19566 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
19568 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
19570 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
19575 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
19576 true if function has no argument.
19578 2007-05-18 DJ Delorie <dj@redhat.com>
19580 * config/mips/mips.c (mips_offset_within_alignment_p): New.
19581 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
19583 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19585 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
19586 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
19587 count_trailing_zeros.
19588 (__i386__): Implement count_leading_zeros using __builtin_clz().
19589 Implement count_trailing_zeros usign __builtin_ctz().
19591 2007-05-18 Richard Sandiford <richard@codesourcery.com>
19593 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
19595 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19597 PR middle-end/31344
19598 * expr.c (emit_move_change_mode): Change mode of push operands here.
19600 2007-05-17 Ian Lance Taylor <iant@google.com>
19602 PR tree-optimization/31953
19603 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
19604 Change all callers.
19605 (set_value_range_to_null): Call set_value_range_to_value.
19606 (extract_range_from_comparison): Likewise.
19608 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19610 * toplev.c (print_version): Output GMP/MPFR version info.
19612 * builtins.c (CASE_MATHFN_REENT): New macro.
19613 (mathfn_built_in): Use it.
19614 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
19615 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
19616 BUILT_IN_LGAMMAL_R): New.
19617 * doc/extend.texi: Document new builtins.
19619 PR middle-end/31796
19620 * builtins.c (do_mpfr_remquo): New.
19621 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
19622 (fold_builtin_3): Handle BUILT_IN_REMQUO.
19624 PR middle-end/30251
19625 * builtins.c (fold_builtin_1): Handle y0, y1.
19626 (fold_builtin_2): Handle yn.
19628 PR middle-end/30251
19629 * builtins.c (do_mpfr_bessel_n): New.
19630 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
19631 (fold_builtin_2): Handle BUILT_IN_JN.
19633 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
19636 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
19637 TYPE_PRECISION (intmax_type_node).
19639 2007-05-17 Steve Ellcey <sje@cup.hp.com>
19642 * reload.c (subst_reloads): Remove checking.
19644 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
19646 PR rtl-optimization/31691
19647 * combine.c (simplify_set): Build a new src pattern instead of
19648 substituting its operands in the COMPARE case.
19650 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
19652 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
19653 (execute_vrp): Preserve loops through jump threading.
19654 * tree-ssa-threadupdate.c (thread_single_edge,
19655 dbds_continue_enumeration_p, determine_bb_domination_status,
19656 thread_through_loop_header): New functions.
19657 (create_edge_and_update_destination_phis,
19658 create_edge_and_update_destination_phis): Set loops for the new blocks.
19659 (prune_undesirable_thread_requests): Removed.
19660 (redirect_edges): Do not pretend that redirect_edge_and_branch can
19662 (thread_block): Do not call prune_undesirable_thread_requests.
19664 (mark_threaded_blocks): Select edges to thread here.
19665 (thread_through_all_blocks): Take may_peel_loop_headers argument.
19666 Thread edges through loop headers independently.
19667 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
19668 * tree-pass.h (TODO_mark_first_instance): New.
19669 (first_pass_instance): Declare.
19670 * cfghooks.c (duplicate_block): Put the block to the original loop
19671 if copy is not specified.
19672 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
19673 jump threading. Pass may_peel_loop_headers to
19674 thread_through_all_blocks according to first_pass_instance.
19675 * cfgloop.h (create_preheader): Declare.
19676 * tree-flow.h (thread_through_all_blocks): Declaration changed.
19677 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
19678 * passes.c (first_pass_instance): New variable.
19679 (next_pass_1): Set TODO_mark_first_instance.
19680 (execute_todo): Set first_pass_instance.
19682 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
19684 PR tree-optimization/24659
19685 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
19686 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
19687 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
19688 OTI_vec_pack_ufix_trunc.
19689 (vec_unpacks_float_hi_optab): Define new macro.
19690 (vec_unpacks_float_lo_optab): Ditto.
19691 (vec_unpacku_float_hi_optab): Ditto.
19692 (vec_unpacku_float_lo_optab): Ditto.
19693 (vec_pack_sfix_trunc_optab): Ditto.
19694 (vec_pack_ufix_trunc_optab): Ditto.
19695 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
19696 and vec_pack_[s|u]fix_trunc_optab using
19697 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
19698 * tree-vectorizer.c (supportable_widening_operation): Handle
19699 FLOAT_EXPR and CONVERT_EXPR. Update comment.
19700 (supportable_narrowing_operation): New function.
19701 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
19702 * tree-vect-transform.c (vectorizable_conversion): Handle
19703 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
19704 (vect_gen_widened_results_half): Move before vectorizable_conversion.
19705 (vectorizable_type_demotion): Call supportable_narrowing_operation()
19706 to check for target support.
19707 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
19708 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
19709 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
19710 for VEC_PACK_FIX_TRUNC_EXPR.
19711 (expand_binop): Special case mode of the result for
19712 vec_pack_[u|s]fix_trunc_optab.
19713 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
19714 vec_pack_[u|s]fix_trunc_optab.
19716 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
19717 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
19718 * tree-pretty-print.c (dump_generic_node): Handle
19719 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
19720 VEC_PACK_FIX_TRUNC_EXPR.
19722 * expr.c (expand_expr_real_1): Ditto.
19723 * tree-inline.c (estimate_num_insns_1): Ditto.
19724 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19726 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
19727 (vec_unpacks_float_lo_v8hi): Ditto.
19728 (vec_unpacku_float_hi_v8hi): Ditto.
19729 (vec_unpacku_float_lo_v8hi): Ditto.
19730 (vec_unpacks_float_hi_v4si): Ditto.
19731 (vec_unpacks_float_lo_v4si): Ditto.
19732 (vec_pack_sfix_trunc_v2df): Ditto.
19734 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
19736 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
19737 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
19738 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
19739 [vec_pack_ufix_trunc]: Ditto.
19740 [vec_unpacks_float_hi]: Ditto.
19741 [vec_unpacks_float_lo]: Ditto.
19742 [vec_unpacku_float_hi]: Ditto.
19743 [vec_unpacku_float_lo]: Ditto.
19745 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
19747 * soft-fp/README: Update for new files.
19748 * soft-fp/floattisf.c: New file.
19749 * soft-fp/floattidf.c: New file.
19750 * soft-fp/floattitf.c: New file.
19751 * soft-fp/floatuntisf.c: New file.
19752 * soft-fp/floatuntidf.c: New file.
19753 * soft-fp/floatuntitf.c: New file.
19754 * soft-fp/fixsfti.c: New file.
19755 * soft-fp/fixdfti.c: New file.
19756 * soft-fp/fixtfti.c: New file.
19757 * soft-fp/fixunssfti.c: New file.
19758 * soft-fp/fixunsdfti.c: New file.
19759 * soft-fp/fixunstfti.c: New file.
19760 * soft-fp/extendxftf.c: New file.
19761 * soft-fp/trunctfxf.c: New file.
19763 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
19764 (__trunctfxf2): Ditto.
19766 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
19767 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
19768 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
19769 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
19770 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
19771 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
19773 * config/i386/t-fprules-softfp64: New file.
19774 * config/i386/sfp-machine.h: New file.
19775 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
19776 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
19777 and soft-fp/t-softfp to tmake_file.
19778 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
19779 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
19781 * config/i386/t-linux64 (softfp_wrap_start): New.
19782 (softfp_wrap_end): New.
19783 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
19784 supported for TARGET_64BIT.
19786 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19788 * c-common.c (c_common_signed_or_unsigned_type): Emulate
19789 c_common_unsigned_type behavior.
19791 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
19793 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
19796 2007-05-16 Eric Christopher <echristo@apple.com>
19798 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
19799 saving after stack push. Set sp_offset whenever we push.
19800 (rs6000_emit_epilogue): Move altivec register restore before
19803 2007-05-16 Richard Sandiford <richard@codesourcery.com>
19805 * configure.ac: Allow sysroots to be relocated under $prefix as
19806 well as $exec_prefix.
19807 * configure: Regenerate.
19809 2007-05-16 Richard Sandiford <richard@codesourcery.com>
19813 2007-05-12 Richard Sandiford <richard@codesourcery.com>
19815 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
19816 (gcc_tooldir): Likewise.
19817 * configure: Regenerate.
19818 * Makefile.in (libsubdir_to_prefix): New variable, based on the
19819 old configure.ac gcc_tooldir setting.
19820 (prefix_to_exec_prefix): New variable.
19821 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
19822 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
19824 2007-05-14 Janis Johnson <janis187@us.ibm.com>
19826 * c-typeck.c (build_binary_op): Return early for error.
19828 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
19830 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
19831 struct nb_iter_bound.
19832 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
19833 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
19834 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
19835 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
19836 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
19837 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
19838 (del_scev_info): Use ggc_free.
19839 (scev_initialize): Allocate scalar_evolution_info in gc memory.
19840 * loop-init.c: Include ggc.h.
19841 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
19842 (loop_optimizer_finalize): Use ggc_free.
19843 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
19844 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
19845 pass_iv_optimize): Add TODO_ggc_collect.
19846 * function.h (struct function): Remove skip marker from
19848 * cfgloop.c: Include ggc.h.
19849 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
19851 (establish_preds): Vector superloops is gc allocated.
19852 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
19854 (flow_loops_find): Vector larray is gc allocated.
19855 (loop_exit_free): Use ggc_free.
19856 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
19857 that head of exits list is now not a part of struct loop.
19858 (record_loop_exits): Allocate exits table in gc memory.
19859 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
19860 that head of exits list is now not a part of struct loop.
19861 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
19862 struct loop_exit): Add GTY marker.
19863 (struct loop): Add GTY marker. Make superloops vector gc allocated.
19864 Add skip marker to aux field. Make head of exits list a separate
19866 (struct loops): Add GTY marker. Make larray vector gc allocated.
19867 Add param marker to exits table.
19868 (get_loops): Type changed.
19869 * Makefile.in (tree-scalar-evolution.o): Add
19870 gt-tree-scalar-evolution.h dependency.
19871 (cfgloop.o, loop-init.o): Add ggc.h dependency.
19872 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
19873 * basic-block.h (struct basic_block_def): Remove skip marker from
19876 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
19878 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
19879 of 0 in the call to expand_expr().
19880 (expand_builtin_mathfn_3): Ditto.
19881 (expand_builtin_interclass_mathfn): Ditto.
19882 (expand_builtin_cexpi): Ditto.
19883 (expand_builtin_int_roundingfn): Ditto.
19884 (expand_builtin_int_roundingfn_2): Ditto.
19885 (expand_builtin_pow): Ditto.
19886 (expand_builtin_powi): Ditto.
19887 (expand_builtin_bswap): Ditto.
19888 (expand_builtin_unop): Ditto.
19889 (expand_builtin_fabs): Ditto.
19890 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
19891 the call to expand_expr().
19892 (expand_builtin_sync_operation): Ditto.
19893 (expand_builtin_compare_and_swap): Ditto.
19894 (expand_builtin_lock_test_and_set): Ditto.
19895 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
19896 instead of 0 in the call to expand_expr().
19897 (expand_builtin_extract_return_addr): Ditto.
19898 (expand_builtin_eh_return): Ditto.
19899 (expand_eh_return): Ditto.
19900 * explow.c (expr_size): Ditto.
19901 * expr.c (optimize_bitfield_assignment_op): Ditto.
19902 (expand_assignement): Ditto.
19903 (store_expr): Ditto.
19904 (store_field): Ditto.
19905 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
19906 the call to expand_expr().
19907 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
19908 in the call to expand_expr().
19909 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
19910 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
19911 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
19913 * optabs.c (expand_vec_shift_expr): Ditto.
19914 (expand_vec_cond_expr): Ditto.
19915 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
19916 call to expand_expr().
19917 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
19918 in the call to expand_expr().
19920 2007-05-14 Dave Korn <dave.korn@artimi.com>
19922 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
19924 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
19926 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
19927 instead of c_common_unsigned_type.
19928 (c_common_unsigned_type): Remove.
19929 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
19930 c_common_unsigned_type.
19931 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
19932 c_common_unsigned_type.
19933 * c-common.h (c_common_unsigned_type): Remove.
19934 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
19935 c_common_unsigned_type.
19936 * c-format.c (check_format_types): Use unsigned_type_for instead of
19937 c_common_unsigned_type.
19938 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19939 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
19940 of c_common_unsigned_type.
19941 * convert.c (convert_to_integer): Use unsigned_type_for instead of
19942 lang_hooks.types.unsigned_type.
19943 * expmed.c (make_tree): Use unsigned_type_for instead of
19944 lang_hooks.types.unsigned_type.
19945 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
19946 lang_hooks.types.unsigned_type.
19947 (build_range_check): Likewise.
19948 (fold_unary): Likewise.
19949 (fold_binary): Likewise.
19950 (fold_ternary): Likewise.
19951 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19952 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
19953 * tree.c (get_unsigned_type): New.
19954 (unsigned_type_for): Use get_unsigned_type instead of
19955 lang_hooks.types.unsigned_type.
19957 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
19959 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
19960 to m68k_get_function_kind. Update its prototype.
19961 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
19963 (m68k_interrupt_function_p): Return enum m68k_function_type
19964 instead of bool. Rename to m68k_get_function_kind.
19965 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
19966 target is not fido.
19967 (m68k_compute_frame_layout): Don't mark any register for save
19968 if an interrupt_thread attribute is specified.
19969 (m68k_hard_regno_rename_ok): Update a use of
19970 m68k_interrupt_function_p.
19971 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
19972 m68k_interrupt_function_p.
19973 (m68k_function_type): New.
19974 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
19975 for a function with an interrupt_thread attribute.
19976 * doc/extend.texi: Document the interrupt_thread attribute.
19978 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
19980 Fix PR tree-optimization/31911
19981 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
19982 if they didn't change the expression.
19984 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
19986 * tree-scalar-evolution.c (resolve_mixers): Exported.
19987 * tree-scalar-evolution.h (resolve_mixers): Declare.
19988 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
19989 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
19990 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
19991 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
19992 init_array_ref, init_pointer_ref, analyze_indirect_ref,
19993 strip_conversion, analyze_offset_expr, address_analysis,
19994 object_analysis, analyze_offset): Removed.
19995 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
19996 split_constant_offset, canonicalize_base_object_address,
19997 object_address_invariant_in_loop_p, disjoint_objects_p,
19998 dr_may_alias_p, dr_address_invariant_p): New functions.
19999 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
20000 and dr_analyze_alias.
20001 (initialize_data_dependence_relation): Use dr_may_alias_p
20002 and object_address_invariant_in_loop_p.
20003 (compute_self_dependence): Handle the case when
20004 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
20005 (find_data_references_in_stmt): Restrict the analysis of data
20006 references to the given loop nest.
20007 (find_data_references_in_loop): Made static. Pass loop nest to
20008 find_data_references_in_stmt.
20009 (compute_data_dependences_for_loop): Use DR_VOPS.
20010 (free_data_ref): Free DR_VOPS.
20011 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
20012 (struct innermost_loop_behavior): ... new.
20013 (struct base_object_info): Replaced by ...
20014 (struct indices): ... new.
20015 (struct dr_alias): New.
20016 (enum data_ref_type): Removed.
20017 (struct data_reference): Consist of struct innermost_loop_behavior,
20018 struct indices and struct dr_alias.
20019 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
20020 (DR_MEMTAG): Renamed to ...
20021 (DR_SYMBOL_TAG): ... this.
20022 (find_data_references_in_loop): Declaration removed.
20023 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
20024 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
20025 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
20026 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
20028 2007-05-13 Revital Eres <eres@il.ibm.com>
20030 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
20031 which walks virtual def-use chains to find redundant stores.
20032 (dse_optimize_stmt): Call it.
20034 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20036 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
20037 * passes.c (init_optimization_passes): Move pass_jump_bypass
20040 * basic-block.h (bb_has_eh_pred): Fix style issue.
20042 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20044 PR rtl-optimization/31848
20045 * loop-invariant.c (move_invariant_reg): If we move an insn
20046 with a REG_EQUAL note, and that insn is not always executed,
20047 remove the REG_EQUAL note.
20049 2007-05-12 Richard Guenther <rguenther@suse.de>
20051 PR tree-optimization/31797
20052 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
20053 propagate into a stmt that has volatile ops.
20055 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20057 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20058 (gcc_tooldir): Likewise.
20059 * configure: Regenerate.
20060 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20061 old configure.ac gcc_tooldir setting.
20062 (prefix_to_exec_prefix): New variable.
20063 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20064 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20066 2007-05-11 Silvius Rus <rus@google.com>
20068 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
20069 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
20070 * c-common.h (strict_aliasing_warning): Change return type.
20071 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
20072 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
20073 (build_c_cast): Condition call to strict_aliasing_warning.
20074 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
20075 * flags.h (set_Wstrict_aliasing): Declare.
20076 * opts.c (set_Wstrict_alising): Define, add call to.
20077 * tree-flow.h (strict_aliasing_warning_backend): Declare.
20078 * tree-ssa-alias-warnings.c: New file.
20079 * tree-ssa-alias.c (compute_may_aliases): Add call to
20080 strict_aliasing_warning_backend.
20082 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
20084 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20085 Use loop_depth and loop_outer accessor functions.
20086 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
20087 determine_invariantness_stmt, move_computations_stmt): Ditto.
20088 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
20089 add_loop, loopify, unloop, fix_loop_structure): Ditto.
20090 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
20091 * tree-scalar-evolution.c (interpret_loop_phi,
20092 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
20093 instantiate_parameters_1, scev_const_prop): Ditto.
20094 * cfghooks.c (make_forwarder_block): Ditto.
20095 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
20096 * modulo-sched.c (loop_canon_p): Ditto.
20097 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
20098 slpeel_can_duplicate_loop_p): Ditto.
20099 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
20100 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
20101 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
20102 cancel_loop, verify_loop_structure): Ditto.
20103 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
20104 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
20105 superloops vector instead of "pred" array.
20106 (establish_preds): Take father loop as an argument. Initialize the
20108 (flow_loop_tree_node_add): Pass father loop to establish_preds.
20109 Do not initialize loop->outer.
20110 (flow_loop_tree_node_remove): Truncate the superloops vector.
20111 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
20112 "pred" merged to "superloops" vector.
20113 (loop_depth, loop_outer): New.
20114 (fel_init): Use loop_outer.
20116 2007-05-11 Jan Hubicka <jh@suse.cz>
20118 * cgraphunit.c: Include gt-cgraphunit.h
20119 (static_ctors, static_dtors): New static vars.
20120 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
20121 based on implementation in c-common.c
20122 (cgraph_finalize_function): Call record_cdtor_fn.
20123 (cgraph_optimize): Call cgraph_build_cdtor_fns.
20124 * decl.c (finish_function): Do not call c_record_cdtor_fn.
20125 (c_write_global_declarations): Do not call c_build_cdtor_fns.
20126 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
20127 build_cdtor, c_build_cdtor_fns): Remove.
20128 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
20129 c_build_cdtor_fns): Remove prototype.
20131 2007-05-11 Paolo Carlini <pcarlini@suse.de>
20134 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
20135 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
20136 * builtins.c (fold_builtin_memchr): New.
20137 (expand_builtin_memchr): Call the latter.
20138 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
20139 * doc/extend.texi ([Other built-in functions provided by GCC]):
20142 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
20144 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
20145 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
20146 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
20147 PFPO_OP1_TYPE_SHIFT): Constants added.
20148 (DFP_ALL): Mode macro defined.
20149 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
20150 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
20151 Insn definitions added.
20152 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
20153 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
20156 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
20158 PR tree-optimization/31885
20159 * tree-chrec.c (chrec_contains_undetermined): Do not consider
20160 NULL_TREE to be undetermined.
20161 (automatically_generated_chrec_p): Return false for NULL.
20163 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20165 * config/bfin/bfin.h (MOVE_RATIO): Define.
20167 2007-05-10 Richard Sandiford <richard@codesourcery.com>
20169 * config.gcc (sparc-wrs-vxworks): New target.
20170 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
20171 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
20172 * config/sparc/sparc.h: Include vxworks-dummy.h.
20173 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
20174 include LABEL_REFs too.
20175 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
20176 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
20178 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
20180 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
20181 (sparc_emit_call_insn): New function.
20182 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
20183 functions when generating VxWorks PIC.
20184 * config/sparc/sparc.md (vxworks_load_got): New pattern.
20185 (call, call_value): Use sparc_emit_call_insn instead of
20188 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20190 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
20192 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20194 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
20195 for floating-point values if HOST_BITS_PER_LONG > 32. Use
20196 split_double instead of operand_subword.
20198 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20200 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
20201 * config/bfin/bfin.c (bfin_local_alignment): New function.
20202 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
20204 2007-05-08 Chao-ying Fu <fu@mips.com>
20206 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
20207 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
20208 (smsub_widen_optab, umsub_widen_optab): Define.
20209 * optabs.c (init_optabs): Initialize smsub_widen_optab and
20211 * genopinit.c (optabs): Fill in smsub_widen_optab and
20213 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
20214 and umsub_widen_optab to implement multiply-subtract sequences.
20215 * config/mips/mips.md (*msac<u>_di): Rename to...
20216 (<u>msubsidi4): ...this. Extend condition to include
20217 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20218 of operand 0 to "ka" and use the three-operand form of msub<u>
20220 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
20223 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20225 PR rtl-optimization/28011
20226 * reload.c (push_reload): Set dont_share if IN appears in OUT
20227 also when IN is a PLUS rtx.
20228 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
20231 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
20233 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
20234 call unshare_all_decls.
20235 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
20236 (unshare_all_decls): Remove.
20238 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
20241 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
20244 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
20245 Nigel Stephens <nigel@mips.com>
20247 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
20248 Update comments and all uses.
20249 (MIN_FPRS_PER_FMT): Define.
20250 * config/mips/mips.c (function_arg): Fix to correctly handle
20251 the -mips32r2 -mfp64 -mabi=32 case.
20252 (override_options): Enable use of odd-numbered registers for
20253 SFmode values on MIPS32.
20254 (mips_save_reg_p): Save whole floating-point register pair if
20255 either half is used.
20256 (compute_frame_size): Fix comment.
20258 2007-05-08 Jie Zhang <jie.zhang@analog.com>
20260 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
20261 argument of type bool.
20262 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
20263 argument. Safely select temporary P register according to it.
20264 (do_link): Change call site of add_to_reg accordingly.
20265 (do_unlink): Add epilogue_p as a fourth argument and pass it
20267 (expand_interrupt_handler_epilogue): Change call of do_unlink
20269 (bfin_expand_prologue): Add a third argument sibcall_p.
20270 * config/bfin/bfin.md (epilogue): Change call of
20271 bfin_expand_epilogue accordingly.
20272 (sibcall_epilogue): Likewise.
20273 (eh_return_internal): Likewise.
20275 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
20276 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
20277 * config/bfin/bfin.c (bfin_handle_option): Handle
20278 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
20279 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
20280 Support bf534, bf536 and bf561.
20281 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
20283 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
20286 * config/i386/i386.c (ix86_function_regparm): Process local
20287 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
20289 2007-05-07 Mike Stump <mrs@apple.com>
20291 * doc/invoke.texi (Warning Options): Document that -Wempty-body
20292 also checks for and while statements in C++.
20294 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
20296 * gcc.c (at_file_supplied): New variable.
20297 (main): Set it if we expanded argv.
20298 (do_spec_1): Pass an @-file to the linker if we were called with
20299 an @-file argument and HAVE_GNU_LD.
20300 * collect2.c (at_file_supplied): New variable.
20301 (response_file): New variable.
20302 (collect_exit): Unlink response_file if necessary.
20303 (handler): Likewise.
20304 (do_wait): Likewise.
20305 (main): Set at_file_supplied if we expanded argv.
20306 (collect_execute): Pass an @-file to subprocesses if we were called
20307 with an @-file argument.
20308 * configure.ac: Add define for HAVE_GNU_LD.
20309 * configure: Regenerate.
20310 * config.in: Regenerate.
20312 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
20314 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
20315 operand to HI mode.
20320 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
20322 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20323 (TARGET_ENCODE_SECTION_INFO): Re-define.
20324 (m32c_encode_section_info): New
20325 (function_vector_handler): New
20326 (current_function_special_page_vector): New
20327 (m32c_special_page_vector_p): New.
20328 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
20330 * config/m32c/jump.md: Added instruction JSRS for functions
20331 with attribute "function_vector".
20332 * doc/extend.texi (function_vector): Added description
20333 for M16C, M32C targets.
20335 2007-05-07 DJ Delorie <dj@redhat.com>
20338 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
20339 ashrpsi3, lshrpsi3): Update shift count constraint.
20341 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
20342 Nathan Froyd <froydnj@codesourcery.com>
20345 * c-incpath.c (add_path): Strip trailing path separators.
20347 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
20349 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
20350 Free dominance info before purging EH edges.
20351 (eliminate_degenerate_phis): Likewise.
20352 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
20354 2007-05-07 Jan Hubicka <jh@suse.cz>
20356 * gimplify.c (gimplify_expr): Do not crash when folding
20357 (void *)(int)&a + 4.
20359 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20362 * c-opts.c (lang_fortran): Make it non static.
20363 * c-common.h (lang_fortran): New prototype.
20364 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
20365 -lang-fortran option was passed by the driver.
20367 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
20369 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
20370 of ASSERT_CHECKING. Tweak message.
20372 2007-05-06 Revital Eres <eres@il.ibm.com>
20375 * loop-unroll.c (insert_var_expansion_initialization):
20376 Initialize the expansions with -zero instead of +zero.
20378 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
20380 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
20381 into pic and non-pic versions. Mark r19 as used for
20382 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
20383 for tgd_load, tld_load and tie_load .
20384 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
20385 version of tgd_load, tld_load and tie_load depending on the
20388 2007-05-04 Ulrich Drepper <drepper@redhat.com>
20389 Jakub Jelinek <jakub@redhat.com>
20391 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
20392 (__do_global_dtors_aux): Use more paranoid loop to run
20393 destructors if HIDDEN_DTOR_LIST_END.
20394 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
20396 2007-05-04 Jakub Jelinek <jakub@redhat.com>
20398 * varasm.c (align_variable): Don't increase alignment for
20399 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
20400 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
20402 2007-05-04 Josh Conner <jconner@apple.com>
20404 * basic-block.h (cdi_direction): Assign values to all enumeration
20406 (dom_computed): Remove.
20407 (dom_info_state): New.
20408 (set_dom_info_availability): New.
20409 * tree-ssa-loop-im.c (determine_invariantness): Initialize
20410 walk_data.dom_direction.
20411 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
20412 instead of dom_computed[].
20413 (split_edge): Likewise.
20414 (create_basic_block): Likewise.
20415 (merge_blocks): Likewise.
20416 * ifcvt.c (find_if_header): Likewise.
20417 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
20418 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
20419 * tree-ssa.c (verify_ssa): Likewise.
20420 * tree-cfg.c (tree_verify_flow_info): Likewise.
20421 (remove_edge_and_dominated_blocks): Likewise.
20422 * dominance.c (dom_computed): Make static.
20423 (calc_dfs_tree_nonrec): Change third param to a bool.
20424 (calc_dfs_tree): Change second param to a bool.
20425 (calc_idioms): Change second param to a bool. Use
20426 dom_convert_dir_to_idx.
20427 (init_dom_info): Validate dir before using.
20428 (dom_convert_dir_to_idx): New.
20429 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
20430 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
20431 (free_dominance_info): Use dom_convert_dir_to_idx.
20432 (get_immediate_dominator): Likewise.
20433 (set_immediate_dominator): Likewise.
20434 (get_dominated_by): Likewise.
20435 (redirect_immediate_dominators): Likewise.
20436 (nearest_common_denominator): Likewise.
20437 (dominated_by_p): Likewise.
20438 (bb_dom_dfs_in): Likewise.
20439 (bb_dom_dfs_out): Likewise.
20440 (recount_dominator): Likewise.
20441 (iterate_fix_dominators): Likewise.
20442 (add_to_dominance_info): Likewise.
20443 (delete_from_dominance_info): Likewise.
20444 (first_dom_son): Likewise.
20445 (next_dom_son): Likewise.
20446 (dom_info_available_p): Likewise.
20447 (dom_info_state): New.
20448 (set_dom_info_availability): New.
20450 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20452 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
20454 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
20456 2007-05-04 Bob Wilson <bob.wilson@acm.org>
20458 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
20459 (subdi3, subdi_carry): Delete.
20461 2007-05-04 Jan Hubicka <jh@suse.cz>
20462 Richard Guenther <rguenther@suse.de>
20464 * opts.c (decode_options): Do not fiddle with inlining
20465 parameters in case of optimizing for size.
20466 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
20467 for size do nothing.
20468 (cgraph_decide_inlining_of_small_function): When optimizing for
20469 size never inline functions increasing caller size.
20470 (cgraph_early_inlining): Inline for size when optimizing for size.
20472 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
20474 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
20475 logical operations piecewise.
20476 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
20477 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
20478 subdi_sesidi_di): Delete.
20479 (add_with_carry): Produce carry in CC instead of a DREG to shorten
20480 the generated sequence. Allow three-reg add in constraints. Rewrite
20481 the rtl expression for carry to avoid zero_extend of a constant.
20482 (sub_with_carry): New pattern.
20483 (adddi3, subdi3): Change into define_expand. For subtract, generate a
20484 different sequence not involving jumps.
20485 (notbi): Now a named pattern.
20487 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
20489 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
20490 Add the note about a significant loss of accuracy of some
20491 mathematical routines when these options are used.
20493 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20495 * haifa-sched.c (rtx_vec_t): New typedef.
20496 (contributes_to_priority_p): Extract piece of priority () into new
20498 (priority): Use the function. Add assertion.
20499 (rank_for_schedule, set_priorities): Add assertion to check that
20500 insn's priority is initialized.
20501 (clear_priorities, calc_priorities): Change signature. Make it update
20502 all relevant insns. Update all callers ('add_to_speculative_block ()'
20503 and 'create_block_check_twin ()').
20504 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
20505 Add new field 'priority_status'.
20506 (INSN_PRIORITY_STATUS): New macro.
20507 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
20509 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20511 * sched-ebb.c (debug_ebb_dependencies): New static function.
20512 (init_ready_list): Use it.
20514 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
20515 with changed signature and 'debug_rgn_dependencies ()'.
20516 (debug_rgn_dependencies): New static function.
20517 (init_ready_list): Use it.
20519 * sched-int.h (debug_dependencies): Declare.
20521 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20523 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
20525 2007-05-04 Dirk Mueller <dmueller@suse.de>
20527 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
20529 2007-05-03 Jan Hubicka <jh@suse.cz>
20531 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
20532 ((T1)X op (T1)Y), for pointer type in more cases than before.
20534 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
20536 * tree-object-size.c (plus_expr_object_size): When operand size is
20537 unknown, return unknown.
20539 2007-05-03 Dirk Mueller <dmueller@suse.de>
20541 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
20543 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
20546 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
20548 2007-05-03 Janis Johnson <janis187@us.ibm.com>
20550 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
20552 2007-05-03 Joseph Myers <joseph@codesourcery.com>
20554 * config/soft-fp/double.h, config/soft-fp/extended.h,
20555 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
20556 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
20557 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
20558 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
20561 2007-05-03 Ian Lance Taylor <iant@google.com>
20563 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
20564 MASK_PPC_GFXOPT for 8540 or 8548.
20566 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20568 * tree-vect-transform.c (vect_update_inits_of_drs): Use
20569 vect_print_dump_info() to output debug information.
20571 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20574 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
20575 operands of size 2 when operand is not MEM_P.
20577 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20579 PR tree-optimization/30565
20580 * lambda-code.c (perfect_nestify): Fix updating of dominators.
20582 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
20584 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
20585 (umulsi3_highpart): Use them.
20586 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
20587 for final accumulator to D regisster tranfser.
20589 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
20591 PR tree-optimization/31699
20592 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
20594 (vect_enhance_data_refs_alignment): Compute peel amount using
20595 TYPE_VECTOR_SUBPARTS instead of vf.
20596 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
20598 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
20601 * system.h: Remove inclusion of double-int.h
20602 * tree.h: Include double-int.h
20603 * gengtype.c: Likewise
20604 * cfgloop.h: Likewise
20605 * Makefile.in: Adjust dependencies on double-int.h
20607 2007-05-02 Eric Christopher <echristo@apple.com>
20609 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
20610 -shared to -Zdynamiclib.
20612 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
20615 * c-common.c (strip_pointer_or_array_types): New function.
20616 * c-common.h (strip_pointer_or_array_types): New function declaration.
20618 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20620 PR tree-optimization/31771
20621 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
20623 2007-05-02 Paul Brook <paul@codesourcery.com>
20625 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
20627 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
20629 PR middle-end/29715
20630 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
20633 2007-05-02 Nick Clifton <nickc@redhat.com>
20635 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
20637 2007-05-02 Richard Guenther <rguenther@suse.de>
20639 PR tree-optimization/31146
20640 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
20641 argument, single_use_p. If we have a single use that is
20642 a conversion to the definition rhs type, propagate that rhs.
20643 (forward_propagate_addr_expr): Pass single_use_p argument
20644 to forward_propagate_addr_expr_1.
20646 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
20648 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
20651 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20653 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
20654 'AMD Family 10 core'.
20656 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20658 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
20659 and athlon64-sse3 as improved versions of k8, opteron and athlon64
20660 with SSE3 instruction set support.
20661 * doc/invoke.texi: Likewise.
20663 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20665 * config/i386/i386.c (override_options): Tuning 32-byte loop
20666 alignment for amdfam10 architecture. Increasing the max loop
20667 alignment to 24 bytes.
20669 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
20671 * config/m68k/constraints.md: New.
20672 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
20673 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
20674 EXTRA_CONSTRAINT): Remove.
20675 * config/m68k/m68k.md: Include constraints.md.
20676 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
20678 2007-05-01 Ian Lance Taylor <iant@google.com>
20680 PR tree-optimization/31739
20681 * tree-vrp.c (vrp_val_is_max): New static function.
20682 (vrp_val_is_min): New static function.
20683 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
20685 (set_value_range): Use vrp_val_is_{max,min}.
20686 (extract_range_from_assert): Likewise.
20687 (extract_range_from_binary_expr): Likewise.
20688 (extract_range_from_unary_expr): Likewise.
20689 (dump_value_range, vrp_meet): Likewise.
20690 (vrp_visit_phi_node): Likewise.
20691 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
20693 2007-05-01 Mark Mitchell <mark@codesourcery.com>
20695 * config/i386/gmon-sol2.c (size_t): New type.
20696 (intptr_t): Likewise.
20697 (s_textsize): Declare as size_t.
20699 (monstartup): Use size_t for sizes.
20700 (_mcount): Save and restore registers.
20701 (internal_mcount): Pass 0 as the first argument to monstartup
20703 (moncontrol): Convert pointer to appropriately sized integer
20704 before passing to profil.
20706 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20708 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
20709 __NO_FPRS__, not just if _SOFT_DOUBLE.
20710 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
20711 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
20712 also for E500 double.
20713 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
20714 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
20717 2007-05-01 Richard Guenther <rguenther@suse.de>
20719 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
20722 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20724 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
20726 2007-05-01 Jan Hubicka <jh@suse.cz>
20728 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
20731 2007-05-01 Jan Hubicka <jh@suse.cz>
20733 * tree.h (maybe_fold_offset_to_component_ref): Remove.
20734 (maybe_fold_offset_to_reference): Declare.
20735 * fold-const.c (fold_unary): Do not fold
20736 (type *)&A into &A->field_of_type_and_offset_0
20737 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
20738 size is unknown, give up.
20739 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
20741 (maybe_fold_offset_to_reference): New.
20742 (maybe_fold_stmt_indirect): Use it.
20743 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
20744 * gimplify.c (gimplify_conversion): Canonicalize conversions to
20746 (gimplify_expr): Likewise for plus_expr.
20748 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
20750 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
20751 bsi_after_labels. Always insert statements before bsi.
20752 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
20753 * predict.c (apply_return_prediction): Check for empty blocks.
20754 * cfgexpand.c (lab_rtx_for_bb): New variable.
20755 (label_rtx_for_bb): Do not create new tree labels.
20756 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
20757 (tree_expand_cfg): Initialize lab_rtx_for_bb.
20758 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
20760 (label_for_bb): Add field used.
20761 (update_eh_label, main_block_label): Mark the label used.
20762 (cleanup_dead_labels): Remove unused labels.
20764 2007-05-01 Richard Guenther <rguenther@suse.de>
20766 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
20767 if it is not about to be set.
20768 (get_value_range): Do not pre-allocate equiv bitmap.
20769 (update_value_range): No need to clear equiv field.
20770 (add_equivalence): Change prototype to get bitmap pointer.
20771 Allocate bitmap here if it is not already.
20772 (extract_range_from_assert): Do not allocate bitmap here.
20773 Update callers to add_equivalence.
20774 (extract_range_from_ssa_name): Likewise.
20775 (get_vr_for_comparison): New static helper.
20776 (compare_name_with_value): Handle NULL equiv bitmap by
20777 peeling the first iteration of the comparison loop.
20778 Use get_vr_for_comparison.
20779 (compare_names): Handle NULL equiv bitmaps by using fake
20780 ones. Use get_vr_for_comparison.
20782 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
20784 * double-int.c (mpz_set_double_int): Moved from
20785 tree-ssa-loop-niter.c.
20786 (mpz_get_double_int): Likewise; also, add option to wrap
20787 out-of-range integers.
20788 * double-int.h: New prototypes for above.
20789 * tree.c (get_static_type_bounds): Moved from
20790 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
20791 TYPE_MAX_VALUE if they exist..
20792 * tree.h: New prototype for above.
20793 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
20794 get_type_bounds calls.
20795 (mpz_set_double_int): Move to double-int.c.
20796 (get_type_bounds): Move to tree.c, rename to
20797 get_static_type_bounds.
20798 (mpz_to_double_int): Move to double-int.c, rename to
20799 mpz_get_double_int.
20801 2007-04-30 Bob Wilson <bob.wilson@acm.org>
20803 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
20804 DIV0 exception can fall through to a normal return.
20806 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
20808 PR middle-end/22156
20809 Temporarily revert:
20810 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
20811 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
20812 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20813 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
20814 initialize align to silence bogus warning.
20815 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20816 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
20818 (struct sra_walk_fns): Remove use_all parameter from use.
20819 (sra_hash_tree): Handle BIT_FIELD_REFs.
20820 (sra_elt_hash): Don't hash bitfld blocks.
20821 (sra_elt_eq): Skip them in parent compares as well. Handle
20823 (sra_walk_expr): Don't maintain or pass down use_all_p.
20824 (scan_use): Remove use_all parameter.
20825 (scalarize_use): Likewise. Re-expand assignment to
20826 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
20827 output, and re-scalarize after output. Don't mark anything
20829 (scalarize_ldst): Adjust.
20830 (scalarize_walk_gimple_modify_statement): Likewise.
20831 (build_element_name_1): Handle BIT_FIELD_REFs.
20832 (instantiate_element): Don't warn for any element whose parent
20833 is used as a whole.
20834 (instantiate_missing_elements_1): Return the sra_elt.
20835 (canon_type_for_field): New.
20836 (try_instantiate_multiple_fields): New.
20837 (instantiate_missing_elemnts): Use them.
20838 (mark_no_warning): Removed.
20839 (generate_one_element_ref): Handle BIT_FIELD_REFs.
20840 (REPLDUP, sra_build_elt_assignment): New.
20841 (generate_copy_inout): Use them.
20842 (generate_element_copy): Likewise. Handle bitfld differences.
20843 (generate_element_zero): Don't recurse for blocks. Use
20844 sra_build_elt_assignment.
20845 (generate_one_element_int): Take elt instead of var. Use
20846 sra_build_elt_assignment.
20847 (generate_element_init_1): Adjust.
20848 (scalarize_use, scalarize_copy): Use REPLDUP.
20849 (scalarize_ldst): Move assert before dereference.
20850 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
20852 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
20855 * tree.c (reconstruct_complex_type): Reconstruct a reference
20857 Also use the same mode for the pointer as the old pointer type.
20859 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20861 * doc/trouble.texi (Interoperation): Remove note about Ultrix
20864 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
20866 PR rtl-optimization/31676
20867 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
20868 (df_refs_record): Call it.
20870 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20872 * rtl.def (SS_ABS): New code.
20873 * config/bfin/bfin.c (print_operand): New modifier 'v'.
20874 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
20875 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
20876 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
20877 (bfin_init_builtins): Define them.
20878 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
20879 (bfin_expand_builtin): ... and handle the others here.
20880 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
20881 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
20882 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
20883 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
20884 operand is only HImode.
20886 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
20888 * regclass.c (scan_one_insn): Remove splitting of
20891 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
20892 Nigel Stephens <nigel@mips.com>
20894 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
20896 2007-04-28 Jan Hubicka <jh@suse.cz>
20898 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
20899 insn_locators_alloc instead of insn_locators_initialize;
20900 call reset_block_changes.
20901 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20902 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
20903 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
20904 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
20905 * config/score/score.c (th_output_mi_thunk): Likewise.
20906 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
20907 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
20908 tolerate uninitialized locator info.
20911 * function.c (init_function_start): Don't init line number info.
20912 (expand_function_end): Update.
20913 (reset_block_changes, record_block_change, finalize_block_changes,
20914 check_block_change, free_block_changes): Kill.
20915 * function.h (reset_block_changes, record_block_change,
20916 finalize_block_changes, check_block_change, free_block_changes):
20918 (struct function): Remove ib_boundaries_block.
20919 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20920 Use curr_insn_locator to initialize locator.
20921 (emit_line_note): Remove.
20922 * cfgexpand.c (expand_gimple_cond_expr): Update.
20923 (construct_exit_block): Likewise.
20924 (tree_expand_cfg): Initialize/finalize locators.
20925 * expr.c (expand_expr_real): Update.
20926 * cfglayout.c (line_locators_locs, line_locators_lines,
20927 file_locators_locs, file_locators_files): Remove.
20928 (set_block_levels): Move to cfgexpand.c.
20929 (insn_locators_initialize): Remove.
20930 (pass_insn_locators_initialize): Remove.
20931 (locations_locators_locs, locations_locators_vals): New static vars.
20932 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20934 (insn_locators_alloc, insn_locators_finalize,
20935 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20937 (locator_location): New.
20938 (locator_line, locator_file): Rewrite.
20939 * rtl.h (emit_line_note): Kill.
20940 (insn_locators_alloc, insn_locators_finalize,
20941 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20943 * tree-inline.c (initialize_cfun): Do not initialize
20944 ib_boundaries_block.
20945 * passes.c (pass_insn_locators_initialize): Remove.
20947 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
20949 * tree-cfg.c (move_block_to_fn): Release bb from dominance
20950 info. Update last_basic_block correctly.
20952 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
20955 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
20956 register itself to hold the offset constant. Tell flow the use
20957 of r4 and r5 when they are used.
20959 2007-04-27 Richard Guenther <rguenther@suse.de>
20961 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
20962 if we simplified anything.
20963 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
20964 warnings until we did a simplification and the stmt was not
20965 marked as TREE_NO_WARNING.
20967 2007-04-27 Mike Stump <mrs@apple.com>
20969 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
20971 2007-04-27 Ian Lance Taylor <iant@google.com>
20973 PR middle-end/31710
20974 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
20975 TYPE_MAX_VALUE exist, convert them to the new type.
20977 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20979 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
20980 if it claims to be available.
20981 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
20982 edge is redirected.
20983 (perform_tree_ssa_dce): Always free postdominators.
20985 2007-04-27 Richard Henderson <rth@redhat.com>
20987 * config/alpha/predicates.md (aligned_memory_operand): Mark
20988 as define_special_predicate.
20989 (unaligned_memory_operand, normal_memory_operand): Likewise.
20990 (reg_or_unaligned_mem_operand): Remove.
20991 (any_memory_operand): Match the documentation and check for
20992 non-renumbered pseudos during reload.
20993 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
20994 alpha_secondary_reload_class, update to new interface, make static.
20995 Handle CQImode like HImode. Remove FP subreg check.
20996 (alpha_expand_mov): Use replace_equiv_address.
20997 (alpha_expand_mov_nobwx): Use any_memory_operand.
20998 (TARGET_SECONDARY_RELOAD): New.
20999 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
21000 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
21001 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
21002 * config/alpha/alpha.md: ... here.
21003 (RELOAD12, reloadmode): New.
21005 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
21006 Don't handle the aligned case here.
21007 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
21008 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
21009 reload_inhi_help. Don't expect a scratch register.
21010 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
21012 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
21014 2007-04-27 Richard Guenther <rguenther@suse.de>
21016 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
21018 2007-04-27 Richard Guenther <rguenther@suse.de>
21020 PR tree-optimization/30965
21021 PR tree-optimization/30978
21022 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
21023 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
21024 (find_equivalent_equality_comparison): Likewise.
21025 (simplify_cond): Likewise.
21026 (get_prop_source_stmt): New helper.
21027 (get_prop_dest_stmt): Likewise.
21028 (can_propagate_from): Likewise.
21029 (remove_prop_source_from_use): Likewise.
21030 (combine_cond_expr_cond): Likewise.
21031 (forward_propagate_comparison): New function.
21032 (forward_propagate_into_cond): Rewrite to use fold for
21034 (tree_ssa_forward_propagate_single_use_vars): Call
21035 forward_propagate_comparison to propagate comparisons.
21037 2007-04-27 Richard Guenther <rguenther@suse.de>
21039 PR tree-optimization/31715
21040 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
21041 sure to do computation on the offset in an appropriate
21044 2007-04-27 Richard Sandiford <richard@codesourcery.com>
21046 * reload.h (elimination_target_reg_p): Declare.
21047 * reload.c (find_reloads): Don't apply the reg_rtx move
21048 optimization if the SET_DEST satisfies elimination_target_reg_p.
21049 * reload1.c (elimination_target_reg_p): New function.
21050 (gen_reload): In the move/add2 fallback, make sure that op0
21051 does not overlap the destination register.
21053 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21055 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
21056 transform only GIMPLE_MODIFY_STMTs.
21057 * tree-complex.c (expand_complex_operations_1): Ditto.
21058 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
21059 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
21060 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
21062 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
21063 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
21064 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
21065 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
21066 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
21067 slpeel_add_loop_guard): Ditto.
21068 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
21069 * lambda-code.c (perfect_nestify): Ditto.
21070 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
21071 before the first statement.
21072 * tree-optimize.c (execute_free_datastructures): Fix comments.
21073 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
21074 * tree-flow.h (disband_implicit_edges): Declaration removed.
21075 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
21077 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
21078 COND_EXPRs without gotos.
21079 (disband_implicit_edges, has_label_p): Removed.
21080 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
21081 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
21083 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
21085 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
21086 also for COND_EXPRs.
21087 * cfgexpand.c (label_rtx_for_bb): New function.
21088 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
21089 Use label_rtx_for_bb to find the labels.
21090 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
21091 last block. Detect fallthru edges.
21093 2007-04-26 Ian Lance Taylor <iant@google.com>
21096 * reload.c (find_reloads_subreg_address): If the address was valid
21097 in the original mode but not in the new mode, reload the whole
21100 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21102 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
21103 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
21104 (cleanup_control_expr_graph): Do not invalidate dominance info.
21105 Record altered blocks.
21106 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
21107 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
21108 cleanup_tree_cfg_bb): New functions.
21109 (remove_forwarder_block): Do not maintain the worklist of blocks.
21110 Record altered blocks.
21111 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
21112 not over whole cfg.
21113 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
21114 delete_unreachable_blocks if dominators are not available.
21115 * tree-inline.c (optimize_inline_calls): Free dominance information
21117 * tree-flow.h (remove_edge_and_dominated_blocks,
21118 cfgcleanup_altered_bbs): Altered.
21119 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
21121 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
21123 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
21124 do not invalidate dominators.
21126 2007-04-26 Anatoly Sokolov <aesok@post.ru>
21128 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
21129 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
21130 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21131 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21133 2007-04-26 Steve Ellcey <sje@cup.hp.com>
21135 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
21137 2007-04-26 Richard Guenther <rguenther@suse.de>
21139 PR tree-optimization/31703
21140 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
21141 the right type for the target of the bittest.
21143 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21145 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
21146 ix86_sol10_return_in_memory.
21148 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21150 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
21153 2007-04-26 Jakub Jelinek <jakub@redhat.com>
21156 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
21158 PR tree-optimization/30558
21159 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
21160 clear this_state.prev_try.
21162 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21163 Mark Mitchell <mark@codesourcery.com>
21165 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
21166 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
21167 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
21169 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21172 * doc/invoke.texi (%:print-asm-header): Document.
21173 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
21175 (static_spec_functions): Add print-asm-header.
21176 (main): Print a banner before the --target-help linker options.
21177 (print_asm_header_spec_function): New function.
21179 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
21182 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
21183 (movsf_ie): Likewise.
21185 2007-04-25 Paolo Carlini <pcarlini@suse.de>
21187 * doc/extend.texi ([Type Traits]): Adjust per N2255.
21189 2007-04-25 Bob Wilson <bob.wilson@acm.org>
21191 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
21192 exception for divide-by-zero.
21193 (__umodsi3, __modsi3): Likewise.
21195 2007-04-25 Dirk Mueller <dmueller@suse.de>
21197 * c-typeck.c (build_compound_expr): Annotate warning()
21198 call with OPT_Wunused_value.
21199 * tree-ssa.c (warn_uninit): Annotate warning with
21201 * c-common.c (handle_sentinel_attribute): Annotate warning
21202 call with OPT_Wattributes.
21204 2007-04-25 Thiemo Seufer <ths@mips.com>
21206 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
21207 (mips16): Fix typo.
21208 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
21209 on to the assembler. Improve handling of -mno-mips16. Add handling
21210 of -mno-mips3d, -mno-dsp, -mno-dspr2.
21211 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
21212 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
21213 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
21215 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
21218 * config/i386/winnt.c (i386_pe_file_end): Strip only
21219 USER_LABEL_PREFIX when writing export name.
21221 2007-04-25 Richard Sandiford <richard@codesourcery.com>
21223 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
21224 sh/elf.h, vx-common.h and vxworks.h.
21225 * config/sh/sh.h: Include config/vxworks-dummy.h.
21226 (SUBTARGET_OVERRIDE_OPTIONS): Define.
21227 (OVERRIDE_OPTIONS): Use it.
21228 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
21229 (vxworks_picreg): New pattern.
21230 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
21231 VXWORKS_OS_CPP_BUILTINS.
21232 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
21233 to their VXWORKS_* equivalents.
21234 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
21235 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
21236 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
21237 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
21238 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
21239 -mrtp/-fPIC multilibs.
21240 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
21241 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
21242 (MULTILIB_OSDIRNAMES): Delete.
21244 2007-04-25 Anatoly Sokolov <aesok@post.ru>
21247 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
21249 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
21251 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
21252 rounding mode to be specified by the caller.
21253 (real_to_mpfr) Likewise.
21254 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
21255 include new arguments.
21256 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
21258 2007-04-24 Ian Lance Taylor <iant@google.com>
21260 PR tree-optimization/31605
21261 * tree-vrp.c (set_value_range): Check that min and max are not
21262 both overflow infinities.
21263 (set_value_range_to_value): New static function.
21264 (extract_range_from_binary_expr): Call set_value_range_to_value.
21265 (extract_range_from_cond_expr): Likewise.
21266 (extract_range_from_expr): Likewise.
21267 (extract_range_from_unary_expr): Likewise. Don't create a range
21268 which overflows on both sides.
21269 (vrp_meet): Check for a useless range.
21270 (vrp_visit_phi_node): If we see a constant which looks like an
21271 overflow infinity, turn off the TREE_OVERFLOW flag.
21273 2007-04-24 Ian Lance Taylor <iant@google.com>
21275 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
21277 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
21279 PR diagnostic/25923
21280 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
21281 diagnostic message is being built.
21282 * tree-pretty-print.c (dump_generic_node): Only write the
21283 formatted text into BUFFER's stream if we are not building a
21284 diagnostic message.
21285 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
21287 * Makefile.in (toplev.o): Depend on tree-pass.h.
21289 2007-04-24 Ian Lance Taylor <iant@google.com>
21291 PR tree-optimization/31602
21292 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
21293 conditionals in the copied loop header.
21294 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
21295 warnings if TREE_NO_WARNING is set.
21296 * doc/invoke.texi (Warning Options): Clarify that
21297 -Wstrict-overflow does not warn about loops.
21299 2007-04-24 Janis Johnson <janis187@us.ibm.com>
21301 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
21302 expand on the comment about _Decimal128 arguments and check the
21303 integer result of the modulus operation; for 64-bit ELF ABI, ensure
21304 that _Decimal128 argument uses even/odd register pair.
21305 (function_arg): Ditto.
21307 2007-04-24 Hui-May Chang <hm.chang@apple.com>
21309 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
21310 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
21312 2007-04-24 Richard Guenther <rguenther@suse.de>
21313 Olga Golovanevsky <olga@il.ibm.com>
21315 * fold-const.c (multiple_of_p): Check for bottom
21318 2007-04-24 Richard Henderson <rth@redhat.com>
21320 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
21321 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
21322 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
21323 looking for non-zero bits shifted out. Avoid a recursive call
21324 when constructing the scalar.
21325 (__floatundisf): Likewise.
21327 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
21329 * dwarf2out.c (field_byte_offset): Move the existing logic
21330 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
21331 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
21333 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21336 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
21337 length argument of 0 for memset.
21338 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
21339 unsigned shift instead of the signed variant.
21341 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21343 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
21344 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
21345 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
21346 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
21347 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
21348 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
21349 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
21350 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
21351 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
21352 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
21353 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
21354 "mul<mode>3", "div<mode>3"): Insn definitions added.
21355 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
21356 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
21357 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
21358 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
21359 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
21360 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
21361 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
21362 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
21363 TARGET_FLOAT_FORMAT): Macro definitions removed.
21364 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
21365 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
21366 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
21367 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
21368 (s390_gen_rtx_const_DI): Function removed.
21369 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
21371 2007-04-24 Richard Sandiford <richard@codesourcery.com>
21373 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
21374 over an external ffs function.
21376 2007-04-24 Chao-ying Fu <fu@mips.com>
21377 Richard Sandiford <richard@nildram.co.uk>
21379 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
21380 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
21381 (smadd_widen_optab, umadd_widen_optab): Define.
21382 * optabs.c (init_optabs): Initialize smadd_widen_optab and
21384 * genopinit.c (optabs): Fill in smadd_widen_optab and
21386 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
21387 and umadd_widen_optab to implement multiply-add sequences.
21388 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
21389 (<u>maddsidi4): ...this. Extend condition to include
21390 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
21391 of operand 0 to "ka" and use the three-operand form of madd<u>
21393 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
21395 * config/mips/constraints.md (ka): New register constraint.
21397 2007-04-24 Jan Hubicka <j@suse.cz>
21401 2007-04-23 Jan Hubicka <jh@suse.cz>
21402 * function.c (init_function_start): Don't init line number info.
21403 (expand_function_end): Update.
21404 (reset_block_changes, record_block_change, finalize_block_changes,
21405 check_block_change, free_block_changes): Kill.
21406 * function.h (reset_block_changes, record_block_change,
21407 finalize_block_changes, check_block_change, free_block_changes):
21409 (struct function): Remove ib_boundaries_block.
21410 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21411 Use curr_insn_locator to initialize locator.
21412 (emit_line_note): Remove.
21413 * cfgexpand.c (expand_gimple_cond_expr): Update.
21414 (construct_exit_block): Likewise.
21415 (tree_expand_cfg): Initialize/finalize locators.
21416 * expr.c (expand_expr_real): Update.
21417 * cfglayout.c (line_locators_locs, line_locators_lines,
21418 file_locators_locs, file_locators_files): Remove.
21419 (set_block_levels): Move to cfgexpand.c.
21420 (insn_locators_initialize): Remove.
21421 (pass_insn_locators_initialize): Remove.
21422 (locations_locators_locs, locations_locators_vals): New static vars.
21423 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21425 (insn_locators_alloc, insn_locators_finalize,
21426 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21428 (locator_location): New.
21429 (locator_line, locator_file): Rewrite.
21430 * rtl.h (emit_line_note): Kill.
21431 (insn_locators_alloc, insn_locators_finalize,
21432 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21434 * tree-inline.c (initialize_cfun): Do not initialize
21435 ib_boundaries_block.
21436 * passes.c (pass_insn_locators_initialize): Remove.
21438 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
21440 * doc/invoke.texi: Removed leading '-' from option index entries.
21442 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
21444 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
21446 (create_phi_node): Use set_phi_nodes.
21447 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
21448 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
21449 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
21450 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
21451 (bsi_start, bsi_last): Use bb_stmt_list.
21452 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
21453 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
21454 Traverse the statements using tsi iterator.
21455 * basic-block.h (struct basic_block_def): Fields stmt_list
21456 and phi_nodes moved to ...
21457 (struct tree_bb_info): ... new structure.
21458 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
21459 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
21460 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
21461 (tree_verify_flow_info): Verify that il.tree is not set for
21462 entry and exit block.
21463 (tree_split_block): Use set_bb_stmt_list.
21465 2007-04-23 Mike Stump <mrs@apple.com>
21467 * config/i386/i386.c (ix86_tune_features
21468 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
21471 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21473 * config/i386/i386.md (prefix_extra): New attribute.
21474 (length): Add prefix_extra.
21476 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
21477 (sse2_movntv2di): Likewise.
21478 (sse2_cvtps2dq): Likewise.
21479 (sse2_cvtpd2pi): Likewise.
21480 (sse2_cvttpd2pi): Likewise.
21481 (*sse2_cvtpd2ps): Likewise.
21482 (*add<mode>3): Likewise.
21483 (sse2_ssadd<mode>3): Likewise.
21484 (sse2_usadd<mode>3): Likewise.
21485 (*sub<mode>3): Likewise.
21486 (sse2_sssub<mode>3): Likewise.
21487 (sse2_ussub<mode>3): Likewise.
21488 (*mulv8hi3): Likewise.
21489 (*smulv8hi3_highpart): Likewise.
21490 (*umulv8hi3_highpart): Likewise.
21491 (sse2_umulv2siv2di3): Likewise.
21492 (sse2_pmaddwd): Likewise.
21493 (ashr<mode>3): Likewise.
21494 (lshr<mode>3): Likewise.
21495 (ashl<mode>3): Likewise.
21496 (sse2_ashlti3): Likewise.
21497 (sse2_lshrti3): Likewise.
21498 (*umaxv16qi3): Likewise.
21499 (*smaxv8hi3): Likewise.
21500 (*uminv16qi3): Likewise.
21501 (*sminv8hi3): Likewise.
21502 (sse2_eq<mode>3): Likewise.
21503 (sse2_gt<mode>3): Likewise.
21504 (*and<mode>3): Likewise.
21505 (sse2_nand<mode>3): Likewise.
21506 (*ior<mode>3): Likewise.
21507 (*xor<mode>3): Likewise.
21508 (sse2_packsswb): Likewise.
21509 (sse2_packssdw): Likewise.
21510 (sse2_packuswb): Likewise.
21511 (sse2_punpckhbw): Likewise.
21512 (sse2_punpcklbw): Likewise.
21513 (sse2_punpckhwd): Likewise.
21514 (sse2_punpcklwd): Likewise.
21515 (sse2_punpckhdq): Likewise.
21516 (sse2_punpckldq): Likewise.
21517 (sse2_punpckhqdq): Likewise.
21518 (sse2_punpcklqdq): Likewise.
21519 (*sse2_pinsrw): Likewise.
21520 (*sse2_pextrw): Likewise.
21521 (sse2_pshufd_1): Likewise.
21522 (sse2_uavgv16qi3): Likewise.
21523 (sse2_uavgv8hi3): Likewise.
21524 (sse2_psadbw): Likewise.
21525 (sse2_pmovmskb): Likewise.
21526 (*sse2_maskmovdqu): Likewise.
21527 (*sse2_maskmovdqu_rex64): Likewise.
21528 (sse4a_extrqi): Likewise.
21529 (sse4a_extrq): Likewise.
21530 (sse3_lddqu): Set prefix_rep.
21531 (sse3_addsubv4sf3): Likewise.
21532 (sse3_haddv4sf3): Likewise.
21533 (sse3_hsubv4sf3): Likewise.
21534 (sse_cvtss2si): Likewise.
21535 (sse_cvtss2si_2): Likewise.
21536 (sse_cvtss2siq): Likewise.
21537 (sse_cvtss2siq_2): Likewise.
21538 (sse_cvttss2si): Likewise.
21539 (sse_cvttss2siq): Likewise.
21540 (sse2_cvttps2dq): Likewise.
21541 (sse3_movshdup): Likewise.
21542 (sse3_movsldup): Likewise.
21543 (sse2_cvtsd2si): Likewise.
21544 (sse2_cvtsd2si_2): Likewise.
21545 (sse2_cvtsd2siq): Likewise.
21546 (sse2_cvtsd2siq_2): Likewise.
21547 (sse2_cvttsd2si): Likewise.
21548 (sse2_cvttsd2siq): Likewise.
21549 (*sse2_cvtpd2dq): Likewise.
21550 (*sse2_cvttpd2dq): Likewise.
21551 (sse2_pshuflw_1): Likewise.
21552 (sse2_pshufhw_1): Likewise.
21553 (sse4a_insertqi): Likewise.
21554 (sse4a_insertq): Likewise.
21555 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
21556 (ssse3_phadddv4si3): Likewise.
21557 (ssse3_phaddswv8hi3): Likewise.
21558 (ssse3_phsubwv8hi3): Likewise.
21559 (ssse3_phsubdv4si3): Likewise.
21560 (ssse3_phsubswv8hi3): Likewise.
21561 (ssse3_pmaddubswv8hi3): Likewise.
21562 (ssse3_pmulhrswv8hi3): Likewise.
21563 (ssse3_pshufbv16qi3): Likewise.
21564 (ssse3_psign<mode>3): Likewise.
21565 (ssse3_palignrti): Likewise.
21566 (abs<mode>2): Likewise.
21567 (ssse3_phaddwv4hi3): Set prefix_extra.
21568 (ssse3_phadddv2si3): Likewise.
21569 (ssse3_phaddswv4hi3): Likewise.
21570 (ssse3_phsubwv4hi3): Likewise.
21571 (ssse3_phsubdv2si3): Likewise.
21572 (ssse3_phsubswv4hi3): Likewise.
21573 (ssse3_pmaddubswv4hi3): Likewise.
21574 (ssse3_pmulhrswv4hi3): Likewise.
21575 (ssse3_pshufbv8qi3): Likewise.
21576 (ssse3_psign<mode>3): Likewise.
21577 (ssse3_palignrdi): Likewise.
21578 (abs<mode>2): Likewise.
21579 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
21580 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
21581 (sse2_pmovmskb): Set mode to SI instead of V2DF.
21583 2007-04-23 Nick Clifton <nickc@redhat.com>
21585 * params.def: Fix formatting of emacs local variables.
21587 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21589 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
21590 move if inter-unit move isn't allowed.
21591 Don't split moving the first element of V2DI to DI to inter-unit
21592 move if inter-unit move isn't allowed.
21594 2007-04-23 Richard Guenther <rguenther@suse.de>
21596 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
21597 and CDI_POST_DOMINATORS separately.
21599 2007-04-23 Nick Clifton <nickc@redhat.com>
21601 * c.opt (Wformat-contains-nul): Add warning attribute.
21603 2007-04-23 Jan Hubicka <jh@suse.cz>
21605 * function.c (init_function_start): Don't init line number info.
21606 (expand_function_end): Update.
21607 (reset_block_changes, record_block_change, finalize_block_changes,
21608 check_block_change, free_block_changes): Kill.
21609 * function.h (reset_block_changes, record_block_change,
21610 finalize_block_changes, check_block_change, free_block_changes):
21612 (struct function): Remove ib_boundaries_block.
21613 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21614 Use curr_insn_locator to initialize locator.
21615 (emit_line_note): Remove.
21616 * cfgexpand.c (expand_gimple_cond_expr): Update.
21617 (construct_exit_block): Likewise.
21618 (tree_expand_cfg): Initialize/finalize locators.
21619 * expr.c (expand_expr_real): Update.
21620 * cfglayout.c (line_locators_locs, line_locators_lines,
21621 file_locators_locs, file_locators_files): Remove.
21622 (set_block_levels): Move to cfgexpand.c.
21623 (insn_locators_initialize): Remove.
21624 (pass_insn_locators_initialize): Remove.
21625 (locations_locators_locs, locations_locators_vals): New static vars.
21626 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21628 (insn_locators_alloc, insn_locators_finalize,
21629 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21631 (locator_location): New.
21632 (locator_line, locator_file): Rewrite.
21633 * rtl.h (emit_line_note): Kill.
21634 (insn_locators_alloc, insn_locators_finalize,
21635 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21637 * tree-inline.c (initialize_cfun): Do not initialize
21638 ib_boundaries_block.
21639 * passes.c (pass_insn_locators_initialize): Remove.
21641 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
21643 PR middle-end/31448
21644 * expr.c (reduce_to_bit_field_precision): Handle
21647 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
21649 PR tree-optimization/24659
21650 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
21651 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
21652 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
21653 * genopinit.c (optabs): Rename vec_pack_mod_optab
21654 to vec_pack_trunc_optab.
21655 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
21656 early for scalar floating point operands for NOP_EXPR.
21657 (vectorizable_type_promotion): Ditto.
21658 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
21659 vec_pack_trunc_optab.
21660 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
21662 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
21663 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
21664 Rename from VEC_PACK_MOD_EXPR.
21665 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
21666 * expr.c (expand_expr_real_1): Ditto.
21667 * tree-inline.c (estimate_num_insns_1): Ditto.
21668 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
21670 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
21671 (vec_unpacks_lo_v4sf): Ditto.
21672 (vec_pack_trunc_v2df): Ditto.
21673 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
21674 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21675 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
21677 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
21679 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21681 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
21682 Rename from VEC_PACK_MOD_EXPR. This expression also represent
21683 packing of floating point operands.
21684 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
21685 represent unpacking of floating point operands.
21686 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
21687 [vec_unpacks_hi]: Ditto.
21688 [vec_unpacks_lo]: Ditto.
21690 2007-04-22 Jan Hubicka <jh@suse.cz>
21692 * final.c (rest_of_handle_final): Call
21693 targetm.asm_out.constructor/targetm.asm_out.destructor
21694 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
21695 proper priority via decl_*_priority_insert.
21696 * c-common.c (c_expand_body): Likewise.
21698 2007-04-22 Richard Guenther <rguenther@suse.de>
21700 PR tree-optimization/29789
21701 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
21702 (rewrite_reciprocal): New helper split out from
21703 determine_invariantness_stmt.
21704 (rewrite_bittest): Likewise.
21705 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
21706 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
21709 2007-04-22 Revital Eres <eres@il.ibm.com>
21711 * loop-unroll.c (var_to_expand): New field to support also
21712 insns of the form x = something + x.
21713 (analyze_insn_to_expand_var): Use it.
21714 (expand_var_during_unrolling): Likewise.
21716 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21718 * predict.c: Include pointer-set.h.
21719 (bb_predictions): New variable.
21720 (tree_predicted_by_p, tree_predict_edge,
21721 remove_predictions_associated_with_edge): Use bb_predictions map
21722 instead of bb->predictions.
21723 (clear_bb_predictions, assert_is_empty): New functions.
21724 (combine_predictions_for_bb): Use bb_predictions map. Call
21725 clear_bb_predictions.
21726 (tree_estimate_probability): Create and free bb_predictions map.
21727 * Makefile.in (predict.o): Add pointer-set.h dependency.
21728 * basic-block.h (struct basic_block_def): Remove predictions
21730 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
21732 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21735 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
21738 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21740 * timevar.c (timevar_print): Change reference of --disable-checking to
21741 --enable-checking=release. Also warn if assert checking is disabled.
21743 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21746 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
21747 decl as addressable if the compound literal was marked as
21749 Mark the decl as a gimple register if it is a complex or
21750 vector decl and does not live in memory.
21752 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21754 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
21755 (GENERIC_NEXT): New function macro.
21756 (PHI_CHAIN): Use phi_node's new chain variable.
21757 (tree_phi_node): Change tree_common to tree_base
21758 and add the chain field.
21759 * tree-phinodes.c (make_phi_node): Don't set
21760 TREE_TYPE on the new node.
21761 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
21762 instead of checking GIMPLE_TUPLE_P in chain_next.
21763 * tree-vect-transform.c
21764 (get_initial_def_for_induction): Look at
21765 PHI_RESULT_TREE for the type of the phi node.
21766 (update_vuses_to_preheader): Use PHI_CHAIN
21767 instead of TREE_CHAIN on the phi node.
21768 * tree-ssa-structalias.c (compute_points_to_sets):
21770 (ipa_pta_execute): Likewise.
21772 2007-04-21 Richard Guenther <rguenther@suse.de>
21774 PR middle-end/31136
21775 * fold-const.c (fold_unary): Call fold_convert_const on the
21778 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
21780 * gcse.c (store_killed_in_insn): Handle PARALLELs.
21781 (store_killed_in_pat): New.
21783 2007-04-20 Richard Henderson <rth@redhat.com>
21786 * config/i386/i386.c (type_has_variadic_args_p): Look for any
21787 TREE_LIST with a void_type_node value, not void_list_node exactly.
21789 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
21791 * doc/standards.texi: Re-arrange into language-specific
21792 subsections. Add a C++ section, documenting which standards we
21795 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21797 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
21798 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
21800 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
21802 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
21803 ecrti.o and crtbegin.o.
21804 (LIB_DEFAULT_SPEC): Include -lc.
21805 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
21807 2007-04-20 Richard Henderson <rth@redhat.com>
21810 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
21811 argument; update all callers.
21812 (get_unaligned_offset): New.
21813 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
21814 get_unaligned_address, just pass on the address directly.
21815 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
21816 the subreg in the helper patterns.
21817 (unaligned_extendqidi_le): Use get_unaligned_offset.
21818 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
21819 (unaligned_extendhidi_be): Likewise.
21820 (unaligned_extendhidi): Tidy.
21821 * config/alpha/alpha-protos.h: Update.
21823 2007-04-20 Richard Henderson <rth@redhat.com>
21825 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
21826 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
21827 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
21828 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21829 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21830 (CPP_SPEC): Don't include %(cpp_subtarget).
21831 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
21832 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21833 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
21835 2007-04-20 Jakub Jelinek <jakub@redhat.com>
21837 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
21838 for __builtin_ia32_cmpordss.
21840 PR tree-optimization/31632
21841 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
21842 and arg1 for optimizations of comparison against min/max values.
21843 Fold arg0 to arg1's type for optimizations of comparison against
21844 min+1 and max-1 values.
21846 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
21848 * reload.c (combine_reloads): When trying to use a dying register,
21849 check whether it's uninitialized and don't use if so.
21851 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
21853 * fold-const.c: Remove prototypes for native_encode_expr and
21854 native_interpret_expr.
21855 (native_encode_expr): Make non-static.
21856 (native_interpret_expr): Likewise.
21857 * tree.h: Add prototypes for the above.
21859 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21861 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
21862 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
21863 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
21864 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
21865 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
21866 Add length attributes.
21868 2007-04-19 Janis Johnson <janis187@us.ibm.com>
21870 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
21873 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
21874 __STDC_WANT_DEC_FP__.
21876 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21878 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
21879 for long double compatibility.
21880 * configure: Regenerate.
21882 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
21884 PR rtl-optimization/29841
21885 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
21887 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
21888 that may cause control flow transfer from being moved.
21890 2007-04-18 Jan Hubicka <jh@suse.cz>
21892 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
21895 2007-04-18 Eric Christopher <echristo@apple.com>
21897 * config/rs6000/darwin.md (load_macho_picbase): Use link register
21898 only. Update operands.
21899 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
21900 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
21901 link register to pic register.
21903 2007-04-18 Dirk Mueller <dmueller@suse.de>
21905 PR diagnostic/31227
21906 * tree-vrp.c (search_for_addr_array): New.
21907 (check_array_bounds): Suppress warning about
21908 address taken of array refs if its not de-referenced.
21910 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21912 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
21913 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
21915 * tree-vectorizer.h (NITERS_KNOWN_P): New.
21916 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
21917 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
21919 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
21921 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
21923 (vect_analyze_scalar_cycles): Fix indentation.
21924 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
21925 (vect_mark_relevant): Include phis in relevance analysis.
21927 * tree-vect-transform.c (vect_transform_loop): Add an assert.
21929 2007-04-18 Anatoly Sokolov <aesok@post.ru>
21931 * config/avr/avr.c (ptrreg_to_str): Replace error() with
21932 output_operand_lossage().
21934 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21936 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
21937 the unused code for reduction without adjust-in-epilog to simplify the
21940 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
21942 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
21943 (S390_TDC_NEGATIVE_ZERO): New constant.
21944 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
21945 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
21946 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
21947 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
21948 (S390_TDC_POSITIVE_INFINITY): New constant.
21949 (S390_TDC_NEGATIVE_INFINITY): New constant.
21950 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
21951 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
21952 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
21953 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
21954 (S390_TDC_INFINITY): New constant.
21955 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
21956 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
21957 optimization for UNSPEC_CCZ_TO_INT.
21958 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
21959 ("*ccz_to_int"): New insn.
21960 ("isinf<mode>2"): New insn.
21961 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
21962 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
21963 (UNSPEC_CCZ_TO_INT): New constant.
21965 2007-04-18 Richard Guenther <rguenther@suse.de>
21967 PR tree-optimization/19431
21968 PR tree-optimization/21463
21969 * tree-pass.h (pass_phiprop): Declare.
21970 * passes.c (init_optimization_passes): New phiprop pass.
21971 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
21972 (phivn_valid_p): New helper function.
21973 (phiprop_insert_phi): Likewise.
21974 (propagate_with_phi): Likewise.
21975 (tree_ssa_phiprop): New propagator propagating loads
21976 through phi nodes if profitable.
21978 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21980 * tree-vect-analyze.c (process_use): New function.
21981 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
21982 Check phis in all bbs.
21983 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
21986 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
21988 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
21991 2007-04-17 Anatoly Sokolov <aesok@post.ru>
21994 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
21997 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
21999 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
22001 (sse_vmmulv4sf3): Likewise.
22002 (sse2_vmaddv2df3): Likewise.
22003 (sse2_vmmulv2df3): Likewise.
22005 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
22007 PR rtl-optimization/31360
22008 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
22009 (target_reg_cost): New.
22010 (init_set_costs): Initialize target_reg_cost. Add comments
22011 regarding the rationale of the costs.
22012 (global_cost_for_size): Renamed to...
22013 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
22014 of register pressure.
22015 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
22016 estimate_reg_pressure_cost. Add number of ivs.
22017 (determine_set_costs): Dump target_reg_cost.
22018 * loop-invariant.c (gain_for_invariant): Use
22019 estimate_reg_pressure_cost. Removed n_inv_uses argument.
22020 (best_gain_for_invariant, find_invariants_to_move): Remove
22022 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
22023 (target_reg_cost): Declare.
22024 (global_cost_for_size): Declaration removed.
22025 (estimate_reg_pressure_cost): Declare.
22027 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
22029 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
22030 regnos into even/odd register pairs.
22031 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
22032 TDmode similar to the other floating point modes.
22033 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
22034 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
22036 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
22037 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
22038 (movdd_hardfloat64): Use TARGET_MFPGPR.
22040 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
22042 * reload1.c (delete_output_reload): Don't count output in n_inherited.
22045 2005-01-05 Richard Henderson <rth@redhat.com>
22047 * reload1.c (do_input_reload): Restrict the optimization deleteing
22048 a previous output reload to RELOAD_FOR_INPUT.
22050 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
22052 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
22053 induc_vec_info_type.
22054 (vectorizable_induction): New function declaration.
22055 * tree-vect-transform.c (get_initial_def_for_induction): No need to
22056 check if already vectorized. Find first place in BB where new stmts
22057 can be inserted. Takes only one argument.
22058 (vectorizable_induction): New function.
22059 (vect_transform_stmt): Add case for induc_vec_info_type to call
22060 vectorizable_induction.
22061 (vect_transform_loop): Consider phis for vectorization.
22062 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
22064 (analyze_operations): Call vectorizable_induction when analyzing phis.
22066 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
22067 (vect_mark_relevant): Include phis in relevance analysis.
22068 (vect_mark_stmts_to_be_vectorize): Likewise.
22069 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
22071 2007-04-16 Lawrence Crowl <crowl@google.com>
22073 * doc/invoke.texi (Debugging Options): Add documentation for the
22074 -femit-struct-debug options -femit-struct-debug-baseonly,
22075 -femit-struct-debug-reduced, and
22076 -femit-struct-debug-detailed[=...].
22078 * c-opts.c (c_common_handle_option): Add
22079 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
22080 and OPT_femit_struct_debug_detailed_.
22081 * c.opt: Add specifications for
22082 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
22083 and -femit-struct-debug-detailed[=...].
22084 * opts.c (set_struct_debug_option): Parse the
22085 -femit-struct-debug-... options.
22086 * opts.c (matches_main_base, main_input_basename,
22087 main_input_baselength, base_of_path, matches_main_base): Add
22088 variables and functions to compare header base name to compilation
22090 * opts.c (should_emit_struct_debug): Add to determine to emit a
22091 structure based on the option.
22092 (dump_struct_debug) Also disabled function to debug this
22094 * opts.c (handle_options): Save the base name of the
22097 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
22098 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
22099 This hook indicates if a type is generic. Set it by default
22100 to "never generic".
22101 * langhooks.h (struct lang_hooks_for_types): Add a new hook
22102 to determine if a struct type is generic or not.
22103 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
22104 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
22105 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
22106 with live C++ hook.
22108 * flags.h (enum debug_info_usage): Add an enumeration to describe
22109 a program's use of a structure type.
22110 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
22111 to indicate the program's usage of the type. Filter structs based
22112 on the -femit-struct-debug-... specification.
22113 (gen_type_die): Split into two routines, gen_type_die and
22114 gen_type_die_with_usage. gen_type_die is now a wrapper
22115 that assumes direct usage.
22116 (gen_type_die_with_usage): Replace calls to gen_type_die
22117 with gen_type_die_with_usage adding the program usage of
22118 the referenced type.
22119 (dwarf2out_imported_module_or_decl): Suppress struct debug
22120 information using should_emit_struct_debug when appropriate.
22122 2007-04-16 Ian Lance Taylor <iant@google.com>
22124 PR tree-optimization/31522
22125 * tree-vrp.c (vr_phi_edge_counts): New static variable.
22126 (vrp_initialize): Allocate vr_phi_edge_counts.
22127 (vrp_visit_phi_node): Don't push to infinity if we saw a new
22128 executable edge. Drop test for all constants.
22129 (vrp_finalize): Free vrp_phi_edge_counts.
22131 * doc/cpp.texi (Common Predefined Macros): Clarify description of
22132 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22134 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
22135 predecessors at head rather than tail.
22137 2007-04-16 Matthias Klose <doko@debian.org>
22139 * config/alpha/linux.h (CPP_SPEC): Define.
22140 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
22142 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
22144 * function.h: Remove sequence_stack extern declaration.
22146 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22148 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
22150 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
22153 2007-04-16 Anatoly Sokolov <aesok@post.ru>
22155 * config/avr/avr.c (avr_arch_types): Rearranging array.
22156 (enum avr_arch): Add.
22157 (avr_mcu_types): Use avr_arch enumeration constants instead of
22159 * config/avr/avr.h (LINK_SPEC): Simplify.
22161 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22163 * config/m68k/m68k.c (m68k_libcall_value,
22164 m68k_function_value): Use macros for register names more.
22166 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
22168 (M68K_REGNAME): Use A6_REG.
22169 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
22171 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22173 PR middle-end/28071
22174 * sched-int.h (struct deps): Split field 'pending_lists_length' into
22175 'pending_read_list_length' and 'pending_write_list_length'. Update
22177 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
22178 to handle two length counters instead of one. Update all uses.
22179 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
22180 two length counters instead of one.
22181 * sched-rgn.c (propagate_deps): Update to handle two length counters
22184 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
22187 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
22188 copy of source, pass it to ix86_expand_vector_set and return
22191 2007-04-16 David Ung <davidu@mips.com>
22192 Joseph Myers <joseph@codesourcery.com>
22194 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
22195 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
22196 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
22197 Add 74K processor information.
22198 * config/mips/mips.md: Include 74k.md.
22199 (cpu): Add 74kc,74kf,74kx.
22200 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
22201 * config/mips/74k.md: New.
22202 * doc/invoke.texi (MIPS Options): Document 74K support.
22204 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
22206 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
22207 vectorizable_* functions.
22208 * tree-vect-transform.c (vectorizable_call): Add check for
22209 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
22210 (vectorizable_store): likewise.
22211 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
22213 (vectorizable_operation, vectorizable_type_demotion): Likewise.
22214 (vectorizable_type_promotion, vectorizable_load): Likewise.
22215 (vectorizable_live_operation, vectorizable_condition): Likewise.
22216 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
22218 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
22220 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22222 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
22223 register numbers more.
22224 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
22225 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
22226 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
22227 FUNCTION_VALUE_REGNO_P): Likewise.
22228 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
22229 STATIC_CHAIN_REGNUM): Likewise.
22230 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
22231 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
22232 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
22233 * config/m68k/m68k.md (FP_REG): New.
22235 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22237 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
22240 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22242 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
22243 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
22246 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22248 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
22251 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
22254 * c-decl.c (finish_decl): Grab the type of the decl after the call
22255 to store_init_value.
22257 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
22259 * common.opt (fforward-propagate): Fix "Optimization" annotation.
22261 2007-04-14 Jakub Jelinek <jakub@redhat.com>
22264 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
22265 dominators, post dominators and cleanup cfg before returning.
22267 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
22269 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
22270 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
22272 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
22274 * config.gcc: Recognize fido.
22275 * config/m68k/m68k-devices.def (fidoa): New.
22276 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
22278 (FL_FIDOA, TARGET_FIDOA): New.
22279 * config/m68k/m68k.opt (mfidoa): New.
22281 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22283 PR middle-end/31322
22284 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
22285 when a personality function is used.
22287 2007-04-13 Bob Wilson <bob.wilson@acm.org>
22289 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
22291 2007-04-13 Mike Stump <mrs@apple.com>
22293 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
22295 * config/darwin.opt (fapple-kext): Make C++ only.
22296 * config/darwin.c (darwin_override_options): Remove code to ensure
22297 -fapple-kext is given for C++ only.
22299 2007-04-13 Richard Sandiford <richard@codesourcery.com>
22301 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
22302 * config/mips/mips.c (override_options): Call
22303 SUBTARGET_OVERRIDE_OPTIONS, if defined.
22305 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
22307 * config/i386/i386.opt (msvr3-shlib): Removed.
22309 * doc/invoke.texi: Remove -msvr3-shlib.
22311 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
22313 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
22314 with "popcnt" instruction.
22316 2007-04-13 Richard Guenther <rguenther@suse.de>
22318 PR tree-optimization/21258
22319 * tree-vrp.c (compare_case_labels): New helper.
22320 (find_switch_asserts): New function.
22321 (find_assert_locations): Call it for SWITCH_EXPRs.
22323 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
22325 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
22326 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
22327 check is now implied in X87_FLOAT_MODE_P.
22328 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
22329 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
22330 (fix_trunc<mode>_i386_fisttp): Ditto.
22331 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
22332 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
22333 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
22334 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
22335 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
22336 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
22337 (unnamed_splitters): Ditto.
22338 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
22339 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
22340 FIRST_SSE_REG for local functions when SSE math is enabled or
22341 for functions with sseregparm attribute.
22342 (standard_80387_constant_p): Return -1 if mode is not
22344 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
22345 (ix86_expand_compare): Ditto.
22346 (ix86_expand_carry_flag_compare): Ditto.
22347 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
22348 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
22349 DECIMAL_FLOAT_MODE_P.
22350 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
22351 of SCALAR_FLOAT_MODE_P.
22352 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
22353 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
22354 checks before FLOAT_MODE_P.
22355 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
22356 before FLOAT_MODE_P.
22361 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
22363 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
22364 Charles Wilson <libtool@cwilson.fastmail.fm>
22366 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
22367 (libgcc.mvars): Don't depend on them.
22368 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
22369 * exec-tool.in: New.
22371 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
22373 * doc/invoke.text (--help): Document --help=common.
22375 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
22377 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
22379 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22381 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
22382 * genemit.c (main): Emit #include "integrate.h".
22383 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
22384 (LOADGP_RTP): New mips_loadgp_style.
22385 * config/mips/mips.h: Include config/vxworks-dummy.h.
22386 (TARGET_RTP_PIC): New macro.
22387 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
22388 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
22389 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
22390 for TARGET_RTP_PIC.
22391 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
22392 -mvxworks-pic when using -mrtp and a PIC option.
22393 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
22395 (mips_symbolic_constant_p, mips_symbolic_address_p)
22396 (mips_symbol_insns): Handle SYMBOL_HALF.
22397 (override_options): Warn about -G and -mrtp being used together.
22398 Initialize mips_lo_relocs[SYMBOL_HALF].
22399 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
22400 (mips_emit_loadgp): Handle LOADGP_RTP.
22401 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
22402 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
22403 (tablejump): Handle function-relative case table entries if
22405 * config/mips/predicates.md (symbol_ref_operand): New predicate.
22407 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22409 * config/mips/mips.md (load_call<mode>): Allow any general register.
22411 (sibcall_value_internal, sibcall_value_multiple_internal)
22412 (call_value_internal, call_value_split, call_value_multiple_internal)
22413 (call_value_multiple_split): Remove constraints from operand 0.
22415 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22417 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
22418 rather than loadgp_noshared.
22419 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
22420 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
22422 * config/mips/mips.md (loadgp): Rename to...
22423 (loadgp_newabi): ...this.
22424 (loadgp_noshared): Rename to...
22425 (loadgp_absolute): ...this.
22427 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22429 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
22430 false for locally-binding symbols.
22431 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
22433 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22435 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
22436 (SYMBOL_GOT_PAGE_OFST): ...this.
22437 (SYMBOL_GOT_GLOBAL): Rename to...
22438 (SYMBOL_GOT_DISP): ...this.
22439 (SYMBOL_GOTOFF_GLOBAL): Rename to...
22440 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
22441 * config/mips/mips.c (mips_global_symbol_p): New function.
22442 (mips_symbol_binds_local_p): Likewise.
22443 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
22444 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
22445 mips_global_symbol_p and mips_symbol_binds_local_p.
22446 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
22447 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
22448 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
22449 SYMBOL_GOTOFF_DISP.
22450 (mips_ok_for_lazy_binding_p): New function.
22451 (mips_load_call_address, mips_expand_call): Use it.
22452 (mips_dangerous_for_la25_p): Likewise.
22453 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
22454 (*got_disp<mode>): Use got_disp_operand instead of
22455 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
22456 SYMBOL_GOTOFF_GLOBAL.
22457 (*got_page<mode>): Use got_page_ofst_operand instead of
22459 * config/mips/predicates.md (const_call_insn_operand): Use
22460 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
22461 (global_got_operand): Rename to...
22462 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
22464 (local_got_operand): Rename to...
22465 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
22466 of SYMBOL_GOT_LOCAL.
22468 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22470 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
22471 TARGET_CALL_CLOBBERED_GP.
22472 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22473 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
22474 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
22475 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
22476 of TARGET_ABICALLS && !TARGET_NEWABI.
22477 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22478 * config/mips/mips.c (mips_load_call_address): Check
22479 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22480 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22481 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22482 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
22483 TARGET_ABICALLS && TARGET_NEWABI.
22484 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
22486 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
22487 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
22488 TARGET_ABICALLS && TARGET_NEWABI.
22489 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
22490 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
22491 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
22492 whether indirect calls must use $25.
22493 (mips_extra_live_on_entry): Check TARGET_GOT instead of
22495 * config/mips/mips.md (jal_macro): Check flag_pic and
22496 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
22497 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
22498 instead of TARGET_ABICALLS.
22499 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
22500 TARGET_ABICALLS && TARGET_OLDABI.
22501 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22502 (sibcall): In the comment above the define_insn, mention
22503 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
22504 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
22505 instead of TARGET_ABICALLS.
22507 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
22509 * doc/md.texi (Blackfin family constraints): Document PA and PB.
22510 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
22511 (MACFLAGS_MATCH_P): New macro.
22512 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
22513 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
22514 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
22515 the other MACFLAG constants.
22516 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
22517 (flag_machi): Tighten constraints. Renumber some of the operands.
22518 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
22520 (flag_machi_parts_acconly): New pattern.
22521 (flag_macinithi): Tighten constraints. Allow any accumulator to be
22523 (flag_macinit1hi): Tighten constraints.
22524 (flag_mul_macv2hi_parts_acconly): New pattern.
22526 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
22527 Use a more efficient implementation.
22528 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
22529 inline sequences when not optimizing for size.
22531 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
22532 movhi_high2low): Delete, merge functionality into...
22533 (packv2hi): ... this pattern.
22535 2007-02-11 Jie Zhang <jie.zhang@analog.com>
22536 * config/bfin/bfin.opt (msim): New option.
22537 (mcpu=): New option.
22538 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
22539 (bfin_cpu_t): Typedef of enum bfin_cpu.
22540 (bfin_cpu_type): New declaration.
22541 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
22542 -msim and -mcpu= options.
22543 (LIB_SPEC): Likewise.
22544 * config/bfin/bfin.c (bfin_cpu_type): Define.
22545 (bfin_handle_option): Handle -mcpu= option.
22546 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
22547 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
22548 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
22550 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22552 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
22553 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
22554 (powerpc-wrs-vxworksae): Use ${tm_file}.
22555 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
22556 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
22557 * config/i386/vx-common.h: New file.
22559 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22561 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
22564 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
22566 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
22569 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
22573 * c-common.c (c_build_qualified_type): Set canonical type
22576 2007-04-12 Richard Guenther <rguenther@suse.de>
22578 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
22579 lower bound and element size if lower bound is not zero
22580 or either of the ARRAY_REF operands is set.
22582 2007-04-12 Richard Guenther <rguenther@suse.de>
22584 PR tree-optimization/24689
22585 PR tree-optimization/31307
22586 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
22588 * gimplify.c (canonicalize_addr_expr): To be consistent with
22589 gimplify_compound_lval only set operands two and three of
22590 ARRAY_REFs if they are not gimple_min_invariant. This makes
22591 it never at this place.
22592 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
22594 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22596 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
22597 null before emitting a .nsubspa directive.
22599 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22601 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
22602 need_to_partition_p if there are no memory statements in the
22605 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22607 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
22608 (gcd_of_steps_may_divide_p): New function.
22609 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
22611 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22613 * reload.c (find_reloads_toplev, find_reloads_address,
22614 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
22615 not a pointer equality test, to decide if we need to call
22616 push_reg_equiv_alt_mem.
22618 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
22620 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
22621 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
22623 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
22625 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22627 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
22628 vector to be positive.
22630 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22634 * doc/invoke.texi: Document --params max-aliased-vops and
22636 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
22637 debug_memory_partitions): Move to tree-flow.h
22638 * params.h (AVG_ALIASED_VOPS): Define.
22639 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
22641 (mp_info_t): Likewise.
22642 (get_mem_sym_stats_for): New.
22643 (set_memory_partition): Move from tree-flow-inline.h.
22644 (mark_non_addressable): Only clear the set of symbols for the
22645 partition if it exists.
22646 (dump_memory_partitions): Move from tree-ssa-operands.c
22647 (debug_memory_partitions): Likewise.
22648 (need_to_partition_p): New.
22649 (dump_mem_ref_stats): New.
22650 (debug_mem_ref_stats): New.
22651 (dump_mem_sym_stats): New.
22652 (debug_mem_sym_stats): New.
22653 (update_mem_sym_stats_from_stmt): New.
22654 (compare_mp_info_entries): New.
22655 (mp_info_cmp): Call it.
22656 (sort_mp_info): Change argument to a list of mem_sym_stats_t
22658 (get_mpt_for): Move from tree-ssa-operands.c.
22659 (find_partition_for): New.
22660 (create_partition_for): Remove.
22661 (estimate_vop_reduction): New.
22662 (update_reference_counts): New.
22663 (build_mp_info): New.
22664 (compute_memory_partitions): Refactor.
22665 Document new heuristic.
22666 Call build_mp_info, update_reference_counts,
22667 find_partition_for and estimate_vop_reduction.
22668 (compute_may_aliases): Populate virtual operands before
22669 calling debugging dumps.
22670 (delete_mem_sym_stats): New.
22671 (delete_mem_ref_stats): New.
22672 (init_mem_ref_stats): New.
22673 (init_alias_info): Call it.
22674 (maybe_create_global_var): Remove alias_info argument.
22675 Get number of call sites and number of pure/const call sites
22676 from gimple_mem_ref_stats().
22677 (dump_alias_info): Call dump_memory_partitions first.
22678 (dump_points_to_info_for): Show how many times a pointer has
22680 * opts.c (decode_options): For -O2 set --param
22681 max-aliased-vops to 500.
22682 For -O3 set --param max-aliased-vops to 1000 and --param
22683 avg-aliased-vops to 3.
22684 * fortran/options.c (gfc_init_options): Remove assignment to
22686 * tree-flow-inline.h (gimple_mem_ref_stats): New.
22687 * tree-dfa.c (dump_variable): Dump memory reference
22689 Dump NO_ALIAS* settings.
22690 (referenced_var_lookup): Tidy.
22691 (mem_sym_stats): New.
22692 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
22693 and ORIG are different SSA names for a memory partition.
22694 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
22695 * tree-flow.h (struct mem_sym_stats_d): Define.
22696 (mem_sym_stats_t): Define.
22697 (struct mem_ref_stats_d): Define.
22698 (struct gimple_df): Add field mem_ref_stats.
22699 (enum noalias_state): Define.
22700 (struct var_ann_d): Add bitfield noalias_state.
22701 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
22702 debug_mem_ref_stats, debug_memory_partitions,
22703 debug_mem_sym_stats): Declare.
22704 * tree-ssa-structalias.c (update_alias_info): Update call
22705 sites, pure/const call sites and asm sites in structure
22706 returned by gimple_mem_ref_stats.
22707 Remove local variable IS_POTENTIAL_DEREF.
22708 Increase NUM_DEREFS if the memory expression is a potential
22710 Call update_mem_sym_stats_from_stmt.
22711 If the memory references memory, call
22712 update_mem_sym_stats_from_stmt for all the direct memory
22713 symbol references found.
22714 (intra_create_variable_infos): Set noalias_state field for
22715 pointer arguments according to the value of
22716 flag_argument_noalias.
22717 * tree-ssa-structalias.h (struct alias_info): Remove fields
22718 num_calls_found and num_pure_const_calls_found.
22719 (update_mem_sym_stats_from_stmt): Declare.
22720 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
22721 Set default value to 100.
22722 (PARAM_AVG_ALIASED_VOPS): Define.
22724 2007-04-11 Richard Guenther <rguenther@suse.de>
22726 PR middle-end/31530
22727 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
22728 a * -b + c as c - a * b if we honor sign dependent rounding.
22730 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22732 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
22733 bfin_expand_strmov.
22734 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
22735 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
22737 (initialize_trampoline): Don't use old-style function definition.
22738 (bfin_secondary_reload): Mark IN_P argument as unused.
22740 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
22742 PR tree-optimization/31343
22743 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
22744 (build_polynomial_chrec): Return a scalar when the evolution is zero.
22745 * testsuite/gcc.dg/vect/pr31343.c: New.
22747 2007-04-10 Eric Christopher <echristo@apple.com>
22749 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
22750 * config/i386/i386.md (*cmpfp0): Use.
22751 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
22752 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
22753 (fix_trunc<mode>_i386_fisttp): Ditto.
22754 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
22755 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
22756 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
22757 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
22758 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
22759 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
22760 (unnamed_splitters): Ditto.
22761 * config/i386/i386.c (output_fix_trunc): Assert that
22762 we're not being passed a TFmode operand.
22764 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
22766 PR tree-optimization/31526
22767 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
22768 n_basic_blocks to find newly added blocks.
22770 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
22772 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
22774 (fix_trunc<mode>si_sse): Ditto.
22775 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
22776 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
22777 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
22778 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
22779 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
22780 expander using SSEMODEF mode macro.
22781 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
22782 expander using SSEMODEF mode macro.
22783 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
22784 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
22785 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
22786 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
22787 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
22788 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
22789 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
22790 Macroize insn using X87MODEF mode macro.
22792 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
22794 * config/i386/sse.md (sse2_pinsrw): Removed.
22795 (sse2_pextrw): Renamed to ...
22796 (*sse2_pextrw): This.
22798 2007-04-09 Jan Hubicka <jh@suse.cz>
22801 * config/i386/sse.md
22802 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
22803 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
22804 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
22805 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
22807 2007-04-09 Jan Hubicka <jh@suse.cz>
22809 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
22810 multiple fields of union.
22812 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
22814 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
22815 (create_preheaders): Check that loops are available.
22816 (fix_loop_structure): Clean up, improve comments.
22817 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
22818 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
22820 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
22821 * predict.c (tree_estimate_probability): Do not call
22822 calculate_dominance_info. Call create_preheaders.
22823 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
22824 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
22826 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
22827 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
22828 * tree-cfg.c (tree_split_edge): Make an assert more precise.
22829 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
22832 2007-04-08 Jan Hubicka <jh@suse.cz>
22834 * tree.h (maybe_fold_offset_to_component_ref): Declare.
22835 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
22836 * fold-const.c (fold_unary): Use it.
22838 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
22840 * varasm.c (assemble_variable): Remove call to
22841 lang_hooks.decls.prepare_assemble_variable.
22842 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
22843 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
22844 * langhooks.h (lang_hooks_for_decls): Remove
22845 prepare_assemble_variable.
22847 2007-04-08 Mike Stump <mrs@apple.com>
22849 * config/i386/i386.c: Use inc/dec on Core2.
22851 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
22853 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
22854 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22855 lhd_tree_inlining_end_inlining): Remove.
22856 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
22857 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
22858 end_inlining hooks.
22859 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
22860 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22861 lhd_tree_inlining_end_inlining): Remove prototypes.
22862 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
22863 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
22864 LANG_HOOKS_TREE_INLINING_START_INLINING,
22865 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
22867 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
22870 2007-04-08 Anatoly Sokolov <aesok@post.ru>
22873 * config/avr/predicates.md (io_address_operand): Delete predicate.
22874 (low_io_address_operand): Don't use 'mode' argument.
22875 (higth_io_address_operand): Rename ...
22876 (high_io_address_operand): ... to this. Don't use 'mode' argument.
22877 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
22880 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
22882 Revert change removing staticp.
22884 2007-04-07 Anatoly Sokolov <aesok@post.ru>
22887 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
22890 2007-04-07 Bruce Korb <bkorb@gnu.org>
22892 * c.opt: Add -Wformat-contains-nul.
22893 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
22895 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
22896 the NUL byte warning.
22898 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
22900 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
22902 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22904 * tree.c (staticp): No longer use staticp langhook.
22905 * langhooks.c (lhd_staticp): Removed.
22906 * langhooks.h (struct lang_hooks): Remove staticp.
22907 * c-common.c (c_staticp): Remove.
22908 * c-common.h (c_staticp): Ditto.
22909 * langhooks-defs.h (lhd_staticp): Ditto.
22910 (LHD_HOOKS_STATICP): Ditto
22911 * tree.h (gcc_assert_lowered): New macro.
22913 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
22915 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
22916 argument "reliable".
22917 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
22918 Add argument "reliable". Propagate it through calls.
22919 (infer_loop_bounds_from_undefined): Derive number of iterations
22920 estimates from references in blocks that do not dominate loop latch.
22921 (gcov_type_to_double_int): New function.
22922 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
22923 and expected_loop_iterations_unbounded.
22924 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
22925 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
22926 * tree-data-ref.c (estimated_loop_iterations): Export.
22927 (get_references_in_stmt): Fix -- do not return addresses of local
22929 * cfgloop.h (expected_loop_iterations_unbounded,
22930 estimated_loop_iterations): Declare.
22932 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
22934 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
22936 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22938 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
22939 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
22940 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
22941 Use output_387_reg_move().
22942 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
22943 expander using X87MODEF12 mode macro.
22944 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
22945 choosing register preferences. Use output_387_reg_move().
22946 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
22947 instead of "x". Use output_387_reg_move().
22948 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
22949 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
22950 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
22951 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
22952 Use output_387_reg_move().
22953 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
22955 (*truncxf?f_i387 splitter): Ditto.
22957 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22959 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
22960 LANG_HOOKS_SAFE_FROM_P.
22961 * expr.c (safe_from_p): Remove langhook call.
22962 * langhooks.h (lang_hooks): Remove safe_from_p.
22963 (lhd_safe_from_p): Remove prototype.
22964 * langhooks.c (lhd_safe_from_p): Remove.
22966 2007-04-06 Jan Hubicka <jh@suse.cz>
22968 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
22971 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22973 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
22974 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
22975 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
22976 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
22978 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
22979 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
22981 2007-04-05 Richard Henderson <rth@redhat.com>
22983 * config/alpha/alpha.c (print_operand) [+]: Remove.
22984 (alpha_end_function): Print nop if call at end of function.
22985 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
22986 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
22987 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
22988 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
22989 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
22990 the call pattern. Update peepholes to match.
22992 2007-04-05 Janis Johnson <janis187@us.ibm.com>
22994 * doc/extend.texi (Other Builtins): Add decimal float variants
22996 * builtins.def: Ditto.
22997 * builtins.c (expand_builtin): Ditto.
22999 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
23000 H.J. Lu <hongjiu.lu@intel.com>
23003 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
23004 of V8HImode when calling ix86_binary_operator_ok.
23005 (sse2_pmaddwd): Call ix86_binary_operator_ok.
23006 (sdot_prodv8hi): Operands 1 and 2 must be register.
23008 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23010 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
23011 initialize align to silence bogus warning.
23013 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23015 PR middle-end/22156
23016 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
23018 (struct sra_walk_fns): Remove use_all parameter from use.
23019 (sra_hash_tree): Handle BIT_FIELD_REFs.
23020 (sra_elt_hash): Don't hash bitfld blocks.
23021 (sra_elt_eq): Skip them in parent compares as well. Handle
23023 (sra_walk_expr): Don't maintain or pass down use_all_p.
23024 (scan_use): Remove use_all parameter.
23025 (scalarize_use): Likewise. Re-expand assignment to
23026 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
23027 output, and re-scalarize after output. Don't mark anything
23029 (scalarize_ldst): Adjust.
23030 (scalarize_walk_gimple_modify_statement): Likewise.
23031 (build_element_name_1): Handle BIT_FIELD_REFs.
23032 (instantiate_element): Don't warn for any element whose parent
23033 is used as a whole.
23034 (instantiate_missing_elements_1): Return the sra_elt.
23035 (canon_type_for_field): New.
23036 (try_instantiate_multiple_fields): New.
23037 (instantiate_missing_elemnts): Use them.
23038 (mark_no_warning): Removed.
23039 (generate_one_element_ref): Handle BIT_FIELD_REFs.
23040 (REPLDUP, sra_build_elt_assignment): New.
23041 (generate_copy_inout): Use them.
23042 (generate_element_copy): Likewise. Handle bitfld differences.
23043 (generate_element_zero): Don't recurse for blocks. Use
23044 sra_build_elt_assignment.
23045 (generate_one_element_int): Take elt instead of var. Use
23046 sra_build_elt_assignment.
23047 (generate_element_init_1): Adjust.
23048 (scalarize_use, scalarize_copy): Use REPLDUP.
23049 (scalarize_ldst): Move assert before dereference.
23050 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
23052 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23054 * regmove.c: Fix unused variable warnings due to previous commit.
23056 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23058 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
23059 (regmove_bb_head): Remove.
23060 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
23061 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
23062 problems with fixup_match_1.
23063 Don't initialize/free regmove_bb_head.
23065 (reg_is_remote_constant_p): If an insn is in the same basic block
23066 but not before INSN, consider it remote, too.
23068 2007-04-05 Anatoly Sokolov <aesok@post.ru>
23071 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
23072 DECL_ASSEMBLER_NAME, not the DECL_NAME.
23074 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
23076 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
23077 (CONDITIONAL_REGISTER_USAGE): Likewise.
23079 2007-04-04 Richard Henderson <rth@redhat.com>
23081 * config/alpha/lib1funcs.asm: Remove unused file.
23083 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23086 * opts.c (print_specific_help): Fix --help=<language>
23088 (common_handle_option): Support --help=common.
23090 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23093 * gcc.c (main): Do not run the linker if
23094 print_subprocess_help indicates that it shouldn't be
23097 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23100 * doc/invoke.texi (--help=): Document <languages> value, fix
23101 formatting in tables of values.
23103 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
23105 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
23106 dllimport attribute of virtual methods.
23108 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
23110 * config/score/crti.asm: Change _bss_start to __bss_start.
23111 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
23112 (OUTGOING_REG_PARM_STACK_SPACE) update.
23113 * config/score/score.opt: add options to make backend support
23114 score5, score5u, score7 and score7d.
23115 * config/score/score.md: Likewise.
23116 * config/score/misc.md: Likewise.
23117 * config/score/mac.md: Likewise.
23118 * doc/invoke.texi: Likewise.
23119 * doc/md.texi: update constraints define.
23121 2007-04-03 Richard Henderson <rth@redhat.com>
23123 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
23124 an appropriate type, use the mode instead.
23126 2007-04-03 Richard Sandiford <richard@codesourcery.com>
23128 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
23129 Set the default --with-arch setting to mips2.
23130 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
23131 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
23132 (MULTILIB_OSDIRNAMES): Delete.
23133 (MULTILIB_DIRNAMES): Define.
23134 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
23135 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
23136 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
23137 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
23138 VXWORKS_OS_CPP_BUILTINS.
23139 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
23140 (MIPS_DEBUGGING_INFO): Undefine.
23141 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
23143 2007-04-03 Jakub Jelinek <jakub@redhat.com>
23145 PR middle-end/30704
23146 * fold-const.c (native_encode_real): Encode real.c provided longs
23147 as a series of 32-bit native integers.
23148 (native_interpret_real): Interpret buffer as a series of 32-bit
23151 2007-04-03 Richard Guenther <rguenther@suse.de>
23153 * genpreds.c (write_insn_constraint_len): Write function
23154 optimized for CONSTRAINT_LEN implementation.
23155 (write_tm_preds_h): Output insn_constraint_len inline and
23156 use it for CONSTRAINT_LEN.
23157 (write_insn_preds_c): Don't output insn_constraint_len.
23158 * doc/md.texi (define_register_constraint): Document multi-letter
23159 constraints shall have the same length if they start with the same
23162 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23165 * config/i386/i386.md (isinf<mode>2): Expand only when
23166 TARGET_C99_FUNCTIONS is set.
23168 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23170 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
23171 (x86_64-*-linux*): Ditto.
23172 * config/i386/i386.opt (mpc): New option.
23173 * config/i386/i386.c (overrride_options): Handle
23174 ix87_precision_string.
23175 * config/i386/crtprec.c: New file.
23176 * config/i386/t-crtpc: Ditto.
23177 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
23178 and -mpc80 options.
23179 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
23180 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
23181 crtprec32.o, crtprec64.o and crtprec80.o.
23183 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
23184 and -mpc80 options.
23185 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
23187 2007-04-02 Eric Christopher <echristo@apple.com>
23189 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
23190 limitations on darwin.
23192 2007-04-02 Anatoly Sokolov <aesok@post.ru>
23195 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
23197 2007-04-02 Dave Korn <dave.korn@artimi.com>
23199 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
23201 2007-04-02 Dave Korn <dave.korn@artimi.com>
23203 * libgcc2.h (exception_descriptor): Don't forward-declare.
23204 (__get_eh_table_language, __get_eh_table_version): Delete
23205 prototypes of long-dead functions.
23207 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
23209 * ebitmap.h: New file
23210 * ebitmap.c: New file
23211 * Makefile.in (ebitmap.o): New target.
23213 2007-04-01 Jan Hubicka <jh@suse.cz>
23215 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
23216 before very first instruction.
23218 2007-04-01 Jan Hubicka <jh@suse.cz>
23220 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
23221 waring on 64bit hosts.
23222 * bitmap.h: Fix typo in bitmap_head_def.
23224 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
23226 PR rtl-optimization/31391
23227 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
23228 into a DELETED_LABEL note, and the label is in an empty basic
23229 block, update BB_END as well as BB_HEAD.
23231 2007-04-01 Richard Henderson <rth@redhat.com>
23233 PR tree-optimization/31169
23234 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
23235 to varying if the range is outside [0, prec-1].
23237 2007-04-01 Richard Sandiford <richard@codesourcery.com>
23240 * config/mips/mips.md (load_const_gp): New insn.
23241 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
23242 the MIPS16 GP pseudo register if no_new_pseudos.
23243 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
23245 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23248 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
23250 (call_value): Likewise.
23252 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
23253 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23256 * doc/invoke.texi: (optimization options): Reword description
23257 of -ffast-math. Document its primary purpose.
23259 2007-03-31 Richard Guenther <rguenther@suse.de>
23261 * omp-low.c (splay-tree.h): Include.
23262 (lookup_decl): Replace splay-tree usage by pointer-map.
23263 (maybe_lookup_decl): Likewise.
23264 (new_omp_context): Likewise.
23265 (delete_omp_context): Likewise.
23266 * gimplify.c (splay-tree.h): Include.
23267 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
23269 (remap_ssa_name): Likewise.
23270 (remap_decl): Likewise.
23271 (remap_type_1): Likewise.
23272 (remap_type): Likewise.
23273 (copy_body_r): Likewise.
23274 (expand_call_inline): Likewise.
23275 (clone_body): Likewise.
23276 (copy_tree_r): Likewise.
23277 (remap_save_expr): Likewise.
23278 (unsave_r): Likewise.
23279 (unsave_expr_now): Likewise.
23280 (tree_function_versioning): Likewise.
23281 (build_duplicate_type): Likewise.
23282 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
23283 (struct copy_body_data): Replace splay-tree by pointer-map.
23284 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
23285 not $(SPLAY_TREE_H).
23286 (gimplify.o): Depend on $(SPLAY_TREE_H).
23287 (omp-low.p): Likewise.
23289 2007-03-31 Anatoly Sokolov <aesok@post.ru>
23291 * config/avr/predicates.md (even_register_operand,
23292 odd_register_operand): New predicates.
23293 * config/avr/avr.md (movw peephole2): New.
23294 (movw_r peephole2): New.
23296 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
23298 * tree.h (get_signed_or_unsigned_type): New.
23299 * fold-const.c (operand_equal_for_comparison_p): Use
23300 get_signed_or_unsigned_type instead of
23301 lang_hooks.types.signed_or_unsigned_type.
23302 * expr.c (store_expr): Ditto.
23303 * langhooks.c (get_signed_or_unsigned_type): New.
23304 (lhd_signed_or_unsigned_type): New.
23305 * langhooks.h (lhd_signed_or_unsigned_type): New.
23306 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
23308 2007-03-30 Richard Henderson <rth@redhat.com>
23310 * tree-ssa-loop-ivopts.c: Include target.h.
23311 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
23312 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
23313 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
23314 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
23316 2007-03-30 Richard Henderson <rth@redhat.com>
23317 Kai Tietz <kai.tietz@onevision.com>
23319 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
23320 default for 64-bit.
23321 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
23322 (TARGET_64BIT_MS_ABI): New.
23323 (DBX_REGISTER_NUMBER): Handle 64-bit.
23324 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
23325 (LONG_TYPE_SIZE): Force to 32.
23326 (REG_PARM_STACK_SPACE): New.
23327 (OUTGOING_REG_PARM_STACK_SPACE): New.
23328 (REGPARM_MAX, SSE_REGPARM_MAX): New.
23329 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
23330 (STACK_BOUNDARY): Use 128 for 64-bit.
23331 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
23332 Add 64-bit implementation.
23333 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
23335 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
23336 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
23337 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
23338 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
23339 (ix86_handle_cconv_attribute): Don't warn when ignoring if
23340 TARGET_64BIT_MS_ABI.
23341 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
23342 (ix86_pass_by_reference): Likewise.
23343 (ix86_function_value_regno_p): Likewise.
23344 (ix86_build_builtin_va_list): Likewise.
23345 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
23346 (function_arg_advance_ms_64): New.
23347 (function_arg_advance): Call it.
23348 (function_arg_ms_64): New.
23349 (function_arg): Call it.
23350 (function_value_ms_64): New.
23351 (ix86_function_value_1): Call it.
23352 (return_in_memory_ms_64): New.
23353 (ix86_return_in_memory): Call it.
23354 (setup_incoming_varargs_ms_64): New.
23355 (ix86_setup_incoming_varargs): Call it.
23356 (ix86_expand_prologue): Handle 64-bit stack probing.
23357 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
23358 (output_pic_addr_const): Likewise.
23359 (x86_this_parameter): Likewise.
23360 (x86_output_mi_thunk): Likewise.
23361 (x86_function_profiler): Likewise.
23362 (TARGET_STRICT_ARGUMENT_NAMING): New.
23363 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
23364 (TARGET_64BIT_MS_ABI): New.
23365 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
23366 * config/i386/i386.md (allocate_stack_worker): Remove.
23367 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
23368 describe the clobber of eax without a match_scratch.
23369 (allocate_stack_worker_postreload): Remove.
23370 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
23371 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
23372 (allocate_stack_worker_rex64_postreload): Remove.
23373 (allocate_stack): Handle 64-bit.
23374 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
23375 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
23376 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
23377 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
23378 (STANDARD_STARTFILE_PREFIX_1): Likewise.
23379 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
23380 * config.build (x86_64-*-mingw*): New host.
23381 * config.host (x86_64-*-mingw*): New host.
23382 * config.gcc (x86_64-*-mingw*): New target.
23383 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
23385 2007-03-30 Richard Henderson <rth@redhat.com>
23386 Kai Tietz <kai.tietz@onevision.com>
23388 * c-pragma.c (struct def_pragma_macro_value): New.
23389 (struct def_pragma_macro): New.
23390 (pushed_macro_table): New.
23391 (dpm_hash, dpm_eq): New.
23392 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
23393 (init_pragma): Install them.
23394 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
23396 2007-03-30 Anatoly Sokolov <aesok@post.ru>
23398 * config/avr/avr.c (avr_override_options): Clear
23399 'flag_delete_null_pointer_checks'.
23401 2007-03-30 Paolo Carlini <pcarlini@suse.de>
23404 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
23405 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
23406 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
23407 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
23408 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
23409 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
23410 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
23412 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
23414 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
23416 * regmove.c: Move all of pass_stack_adjustments from here...
23417 * combine-stack-adj.c: ...to this new file.
23418 * Makefile.in: Add rules for combine-stack-adj.o.
23420 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
23422 PR tree-optimization/31383
23423 * tree-data-ref.c (affine_function_equal_p): Do not require the
23424 vectors to have the same length.
23426 2007-03-30 Jan Hubicka <jh@suse.cz>
23428 PR middle-end/30700
23429 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
23430 availablility; add more sanity checking; ask varpool only about
23433 2007-03-29 Richard Henderson <rth@redhat.com>
23435 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
23436 to decide, but __SIZEOF_LONG_LONG__.
23438 2007-03-29 Richard Henderson <rth@redhat.com>
23440 * emutls.c (struct __emutls_array): New.
23441 (emutls_destroy): Use it instead of casting element 0 from void*.
23442 (__emutls_get_address): Likewise.
23444 2007-03-29 Richard Henderson <rth@redhat.com>
23446 * varasm.c (initializer_constant_valid_p): Don't deny
23447 DECL_DLLIMPORT_P on functions.
23449 * config/i386/cygming.h: Remove function declarations.
23450 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
23451 (ASM_OUTPUT_LABELREF): Remove.
23452 (COMMON_ASM_OP): Remove.
23453 (ASM_OUTPUT_COMMON): Remove.
23454 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
23455 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
23456 (ASM_DECLARE_FUNCTION_NAME): Likewise.
23457 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
23458 Rename from TARGET_ENCODE_SECTION_INFO.
23459 * config/i386/netware.h: Likewise.
23460 * config/i386/i386-protos.h: Update.
23461 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
23462 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
23463 (legitimate_constant_p): Reject dllimports.
23464 (dllimport_map, get_dllimport_decl): New.
23465 (legitimize_dllimport_symbol): New.
23466 (legitimize_address, ix86_expand_move): Use it.
23467 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
23468 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
23469 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
23470 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
23471 * config/i386/predicates.md (constant_call_address_operand): Only
23472 accept symbols; reject dllimport_p symbols.
23473 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
23474 i386_pe_maybe_record_exported_symbol.
23475 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
23476 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
23477 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
23478 trust the setting of DECL_DLLIMPORT_P.
23479 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
23480 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
23481 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
23482 tidy the argument scanning loop.
23483 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
23484 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
23485 (i386_pe_strip_name_encoding): Remove.
23486 (i386_pe_binds_local_p): New.
23487 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
23488 (i386_pe_output_labelref): Remove.
23489 (i386_pe_asm_output_aligned_decl_common): New.
23490 (i386_pe_maybe_record_exported_symbol): Rename from
23491 i386_pe_record_exported_symbol; check for dllexported symbols.
23493 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
23495 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
23496 add comment explaining why vsnprintf cannot be used.
23498 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
23500 PR tree-optimization/30666
23501 * tree.c (build_complex_type): When creating type names for DWARF2
23502 debug info, create TYPE_DECLs for TYPE_NAME instead of
23504 (build_common_tree_nodes_2): Use build_complex_type when building
23505 predefined complex types, to preserve canonical types.
23507 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
23509 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
23510 (noce_get_alt_condition): Look at it to determine whether to
23511 reverse the condition or not.
23512 (noce_get_condition): Substitute the truth for lies.
23513 (noce_find_if_block): Set the then_else_reversed field.
23515 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
23517 * config/fr30/fr30.md (movdi): Do not accept immediates as the
23518 destination of this insn.
23519 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
23520 than calling gen_rtx_SET directly. Use r0 to hold the value of
23521 'address + 4' rather than a stack based temporary which can be
23522 mis-optimized away.
23524 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23526 * config/s390/s390.c (s390_secondary_input_reload_class,
23527 s390_secondary_output_reload_class): Functions removed.
23528 (s390_secondary_reload): New function.
23529 (TARGET_SECONDARY_RELOAD): Target macro defined.
23530 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
23531 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
23532 * config/s390/s390.md ("reload_outti", "reload_outdi",
23533 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
23534 "reload_out<mode>"): Expanders removed.
23535 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
23536 "reload<mode>_nonoffmem_out"): Expanders added.
23538 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23540 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
23541 action if SRC->DEST replacement failed anyway.
23543 2007-03-28 Mike Stump <mrs@apple.com>
23545 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
23546 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
23547 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
23549 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23551 * config.gcc: Accept barcelona as a variant of amdfam10.
23552 * config/i386/i386.c (override_options): Likewise.
23553 * doc/invoke.texi: Likewise.
23555 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
23557 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
23558 offsets for BIT_FIELD_REF and COMPONENT_REF.
23560 2007-03-28 Richard Guenther <rguenther@suse.de>
23562 * tree.c (is_global_var): Move ...
23563 * tree-flow-inline.h (is_global_var): ... here.
23564 * tree.h (is_global_var): Remove declaration.
23566 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
23568 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
23570 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
23571 * config/i386/i386.c (ix86_tune_features): Initialize new
23573 * config/i386/predicates.md (promotable_binary_operator): Use
23574 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
23576 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
23579 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
23581 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
23583 * config/fr30/fr30.md (movsi_internal): Change destination
23584 constraint from m to V and add m to the end.
23586 2007-03-28 Christian Bruel <christian.bruel@st.com>
23588 * config/sh/sh.md (movsi_i): Fix type attribute.
23590 2007-03-28 Christian Bruel <christian.bruel@st.com>
23592 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
23593 (movsf_ie): Likewise.
23595 2007-03-28 Christian Bruel <christian.bruel@st.com>
23597 * config.gcc: Add sh4-300 to multilib.
23598 * config/sh/t-mlib-sh4-300: New file.
23600 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
23602 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
23603 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
23604 fix_trunc<mode>di2.
23605 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
23606 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
23607 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
23608 "fixuns_trunctddi2"): Whitespace fix.
23610 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
23612 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
23613 the definition of struct sh_args.
23614 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
23615 CALL_COOKIE_INT_REG_GET): Likewise.
23617 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
23619 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
23620 transformations are applied successfully.
23622 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
23624 * tree.c (tree_contains_struct): Permit 512 tree codes.
23625 * tree.h (tree_contains_struct): Ditto.
23626 (MAX_TREE_CODES): Ditto.
23627 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
23628 SPARE member to store remaining padding bits.
23630 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23632 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
23635 2007-03-27 Janis Johnson <janis187@us.ibm.com>
23637 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
23638 * configure: Regenerate.
23640 * configure: Regenerate using the correct version of autoconf.
23642 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23644 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
23646 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
23647 regs to "__SP_L__" and "__SP_H__".
23649 2007-03-27 Richard Guenther <rguenther@suse.de>
23651 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
23652 computations with it with a HOST_WIDE_INT variable.
23654 2007-03-26 Mike Stump <mrs@apple.com>
23656 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
23657 objective-c-header, objective-c++-header and objc++-cpp-output
23659 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23661 2007-03-26 Richard Henderson <rth@redhat.com>
23664 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
23665 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
23666 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
23667 IX86_BUILTIN_PSRLQ128): New.
23668 (ix86_init_mmx_sse_builtins): Add them.
23669 (ix86_expand_builtin): Expand them.
23670 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
23671 operand 2 be TImode.
23672 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
23673 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
23674 _mm_srli_epi64): Mark __B const.
23675 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
23676 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
23677 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
23678 new two-vector shift builtins.
23680 2007-03-26 Ian Lance Taylor <iant@google.com>
23682 PR tree-optimization/31345
23683 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
23684 [+INF, +INF(OVF)] into VARYING.
23686 2007-03-26 Zack Weinberg <zackw@panix.com>
23688 * gengtype-parse.c: New file.
23689 * gengtype-yacc.y: Delete.
23690 * gengtype-lex.l: Don't include gengtype-yacc.h.
23691 Define YY_DECL and yyterminate appropriately for recursive
23692 descent parser. yylval is now a string out-parameter to yylex.
23693 (HWS, EOID): New shorthand.
23694 (IWORD): Add a couple more types.
23695 (yylex): Add a setup stanza. Remove the complex rules for
23696 detecting GTY'ed types and typedefs; replace with simple
23697 keyword detectors. Adjust everything for the changed
23698 definition of yylval. Ignore all pp-directives, not just #define.
23700 (parse_file): Rename yybegin; do not call yyparse.
23702 * gengtype.c (xasprintf): Export again.
23703 (this_file): New. Use everywhere __FILE__ was being used.
23704 (get_lang_bitmap): Special case types defined in gengtype.c.
23705 (do_typedef, new_structure): Suppress definition of certain types.
23706 (new_structure): Improve diagnostics of duplicate definitions.
23707 Make sure location_s is associated with input.h.
23708 (nreverse_pairs, define_location_structures): New functions.
23709 (main): Improve tagging of kludge types. Remove old kludges
23710 for input.h types; use define_location_structures.
23711 * gengtype.h: Update prototypes. Define token codes here.
23712 * Makefile.in: Remove all references to gengtype-yacc.
23713 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
23715 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
23716 add GTY((skip)) to the field that's only conditionally there.
23717 * doc/install.texi: Document that Bison is no longer required
23718 unless building treelang.
23720 * gengtype.c: Don't include gtyp-gen.h.
23721 (srcdir): Declare here.
23722 (base_files, lang_dir_names): Allocate dynamically.
23723 (gt_files, num_gt_files, num_lang_dirs): New globals.
23724 (measure_input_list, read_input_line, read_input_list)
23725 (set_lang_bitmap): New functions.
23726 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
23727 simplify, relying on read_input_list to set up the bitmaps.
23728 (main): Arguments are no longer unused. Check for correct number
23729 of command line arguments, set srcdir and srcdir_len, then call
23730 read_input_list, before doing anything else. No need to worry
23731 about duplicates in main loop.
23732 * configure.ac: Simplify the calculation of all_gtfiles.
23733 Put language tags in there. Don't set or substitute
23734 all_gtfiles_files_langs or all_gtfiles_files_frags.
23735 * Makefile.in: Revamp the way gengtype is invoked, now that it
23736 takes a file on its command line with a much simpler format.
23737 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
23738 (GTFILES): Remove duplicates and C source files.
23739 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
23740 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
23741 * configure: Regenerate.
23743 * gengtype.h: Remove all type definitions to gengtype.c; leave
23744 only definitions of options_p, type_p, and pair_p as opaque
23745 pointers. Update prototypes.
23746 * gengtype.c: Many type definitions moved here from gengtype.h.
23747 Consolidate type definitions at the top of the file.
23748 (xvasprintf): Delete.
23749 (xasprintf): Make static.
23750 (create_nested_pointer_option): Add 'next' parameter.
23751 (create_field_all, create_field_at): New functions.
23752 (create_field): Now a thin wrapper around create_field_all.
23753 (create_optional_field): Rename create_optional_field_ and add
23754 line argument. Original name is now a macro which supplies
23756 (oprintf): Use vsnprintf directly.
23757 (close_output_files): Use fatal rather than perror/exit.
23758 (note_def_vec, note_def_vec_alloc): Use create_field_at.
23759 (main): Set progname. Don't use exit.
23760 * gengtype-yacc.y (struct_fields): Use create_field_at.
23761 (option, optionseqopt): Delete.
23762 (optionseq): Consolidate productions from option here so we
23763 can use the first argument to create_option.
23765 * gengtype-lex.l: Distinguish unions from structures in the
23766 token type. Don't call find_structure; return the tag as a string.
23767 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
23768 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
23769 string. Reorganize typedef_struct production accordingly.
23770 Use create_nested_ptr_option.
23771 * gengtype.c (create_nested_ptr_option): New function.
23772 * gengtype.h: Declare it.
23774 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
23775 (string_type): Don't declare.
23776 (do_scalar_typedef): Declare.
23777 (create_scalar_type): Update prototype.
23778 * gengtype.c (string_type): Make static.
23779 (scalar_nonchar, scalar_char): New.
23780 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
23781 (resolve_typedef): Use scalar_nonchar for error recovery.
23782 (create_scalar_type): Remove name_len field. Return scalar_char
23783 or scalar_nonchar as appropriate.
23784 (adjust_field_type): Look at scalar_is_char boolean to decide whether
23785 to use string_type.
23786 (throughout): Use scalar_nonchar instead of calling
23787 create_scalar_type, whenever possible.
23788 (main): Initialize scalar_char and scalar_nonchar before calling
23790 * gengtype-lex.l: Adjust for removal of second argument to
23791 create_scalar_type. Use yylval.s instead of yylval.t when
23793 * gengtype-yacc.y: Type of SCALAR is string. Call
23794 create_scalar_type from type:SCALAR rule. Adjust for removal of
23795 second argument to create_scalar_type.
23797 * vec.h: Remove all #if IN_GENGTYPE blocks.
23798 Add comment saying that changes may require adjustments to gengtype.
23799 * gengtype.c: Don't include coretypes.h or tm.h.
23800 Add comment to inclusion of errors.h.
23801 (note_def_vec, note_def_vec_alloc): New functions.
23802 * gengtype.h: Declare new functions.
23803 * gengtype-lex.l: Don't include coretypes.h.
23804 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
23806 (update_lineno): Remove unnecessary prototype.
23807 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
23808 (VEC rule): Just return VEC_TOKEN.
23809 * gengtype-yacc.y (VEC_TOKEN): New token type.
23810 (type): Add a production for VEC(a,b).
23811 * Makefile.in: Update dependencies.
23813 * gengtype-lex.l: Remove rules for parsing pointer-to-function
23814 typedefs that use the old PARAMS macro.
23816 * gengtype-lex.l: Remove all rules and states relating to yacc
23818 * gengtype-yacc.y: Similarly.
23819 * gengtype.c (note_yacc_type): Delete function.
23820 * gengtype.h: Update prototypes.
23822 2007-03-26 Joseph Myers <joseph@codesourcery.com>
23824 * tree-pretty-print.c (dump_generic_node): Report precision of
23825 unnamed integer types.
23827 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
23829 * ifcvt.c (noce_try_store_flag_constants): Don't check
23830 no_new_pseudos here.
23831 (noce_try_store_flag_constants): Don't check no_new_pseudos.
23832 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
23833 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
23834 noce_try_sign_mask): Likewise.
23835 (if_convert): Check no_new_pseudos here.
23837 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
23839 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
23840 (noce_get_condition): Handle new then_else_reversed argument.
23841 (noce_init_if_info): Remove, fold into noce_find_if_block.
23842 (noce_process_if_block): Take a struct noce_if_info as the
23843 argument. Don't set up one based on ce_if_info. Update pointer
23844 references accordingly.
23845 (cond_move_process_if_block): Likewise.
23846 (process_if_block): Removed.
23847 (find_if_block): Removed. Move functionality two new functions,
23848 noce_find_if_block and cond_exec_find_if_block.
23849 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
23850 blocks and the symmetric IF-ELSE-JOIN case.
23851 (cond_exec_find_if_block): Also new function mostly based on old
23852 find_if_block and process_if_block.
23853 (find_if_header): Replace find_if_block call with separately
23854 guarded calls to noce_find_if_block and cond_exec_find_if_block.
23855 (find_cond_trap): Update noce_get_condition call.
23856 (dead_or_predicable): Likewise.
23858 2007-03-26 Jakub Jelinek <jakub@redhat.com>
23860 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
23862 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
23863 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
23864 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
23865 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
23866 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
23867 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
23868 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
23869 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
23870 __builtin_ia32_psrad128 builtins.
23872 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
23874 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
23875 * config/i386/constraints.md
23876 (define_constraint "I"): Use IN_RANGE macro.
23877 (define_constraint "J"): Ditto.
23878 (define_constraint "K"): Ditto.
23879 (define_constraint "M"): Ditto.
23880 (define_constraint "N"): Ditto.
23881 (define_constraint "O"): Ditto.
23882 * config/i386/predicates.md
23883 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
23884 (define_predicate "const_0_to_3_operand"): Ditto.
23885 (define_predicate "const_0_to_7_operand"): Ditto.
23886 (define_predicate "const_0_to_15_operand"): Ditto.
23887 (define_predicate "const_0_to_63_operand"): Ditto.
23888 (define_predicate "const_0_to_255_operand"): Ditto.
23889 (define_predicate "const_1_to_31_operand"): Ditto.
23890 (define_predicate "const_2_to_3_operand"): Ditto.
23891 (define_predicate "const_4_to_7_operand"): Ditto.
23893 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23895 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
23896 in SImode for save_world.
23897 * config/rs6000/altivec.md (save_world, restore_world): Convert to
23900 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
23902 PR tree-optimization/30784
23903 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
23906 2007-03-25 Revital Eres <eres@il.ibm.com>
23908 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
23909 Fold movement_possibility function into it.
23911 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23913 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
23914 (load_macho_picbase_{si,di}): Convert to LR hard reg.
23915 (call_indirect_nonlocal_darwin64): Same.
23916 (call_nonlocal_darwin64): Same.
23917 (call_value_indirect_nonlocal_darwin64): Same.
23918 (call_value_nonlocal_darwin64): Same.
23919 (sibcall_nonlocal_darwin64): Same.
23920 (sibcall_value_nonlocal_darwin64): Same.
23921 (sibcall_symbolic_64): Same.
23922 (sibcall_value_symbolic_64): Same.
23923 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
23925 (rs6000_emit_load_toc_table): Same.
23926 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
23927 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
23929 (divss_call): Same.
23930 (divus_call): Same.
23931 (quoss_call): Same.
23932 (quous_call): Same.
23933 (load_toc_v4_pic_si): Same
23934 (load_toc_v4_PIC_1): Same.
23935 (load_toc_v4_PIC_1b): Same.
23936 (call_indirect_aix{32,64}): Same.
23937 (call_value_indirect_aix{32,64}): Same.
23939 (call_value): Same.
23940 (call_local{32,64}): Same.
23941 (call_value_local{32,64}): Same.
23942 (call_indirect_nonlocal_aix{32,64}): Same.
23943 (call_nonlocal_aix{32,64}): Same.
23944 (call_value_indirect_nonlocal_aix{32,64}): Same.
23945 (call_value_nonlocal_aix{32,64}): Same.
23946 (call_indirect_nonlocal_sysv<mode>): Same.
23947 (call_nonlocal_sysv<mode>): Same.
23948 (call_value_indirect_nonlocal_sysv<mode>): Same.
23949 (call_value_nonlocal_sysv<mode>): Same.
23951 (sibcall_local{32,64}): Same.
23952 (sibcall_value_local{32,64}): Same.
23953 (sibcall_nonlocal_aix{32,64}): Same.
23954 (sibcall_value_nonlocal_aix{32,64}): Same.
23955 (sibcall_nonlocal_sysv<mode>): Same.
23956 (sibcall_value): Same.
23957 (sibcall_value_nonlocal_sysv<mode>): Same.
23959 2007-03-24 Paul Brook <paul@codesourcery.com>
23961 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
23962 * config/arm/linux-eabi.h: Remove legacy syscall hack.
23964 2007-03-24 Richard Henderson <rth@redhat.com>
23966 * config/ia64/constraints.md: New file.
23967 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
23968 satisfies_constraint_?.
23969 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
23970 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
23971 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
23972 ia64_output_mi_thunk): Likewise.
23973 (ia64_const_ok_for_letter_p): Remove.
23974 (ia64_const_double_ok_for_letter_p): Remove.
23975 (ia64_extra_constraint): Remove.
23976 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
23977 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
23978 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
23979 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
23980 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
23981 EXTRA_MEMORY_CONSTRAINT): Remove.
23982 * config/ia64/ia64.md: Include constriants.md. Replace
23983 CONST_OK_FOR_? with satisfies_constraint_?.
23985 2007-03-23 Michael Meissner <michael.meissner@amd.com>
23986 H.J. Lu <hongjiu.lu@intel.com>
23988 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
23990 (name macros): Use DPD_BID_NAME to convert names properly.
23992 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
23993 decimal floating point format.
23994 (init_floating_libfuncs): Change decimal functions so that they
23995 have a "bid_" prefix if the decimal system uses the BID format,
23996 and "dpd_" prefix if the decimal system uses the DPD format.
23997 (init_interclass_conv_libfuncs): Ditto.
23998 (init_intraclass_conv_libfuncs): Ditto.
24000 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24001 using the BID format.
24003 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24004 whether we are using the BID decimal format.
24005 * configure: Regenerate.
24007 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24008 the compiler has decimal floating point enabled. Define
24009 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24012 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24013 using the BID format.
24015 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24016 whether we are using the BID decimal format.
24017 * configure: Regenerate.
24019 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24020 the compiler has decimal floating point enabled. Define
24021 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24024 * doc/install.texi (--enable-decimal-float): Document BID and DPD
24025 options, and that it is enabled for i386/x86_64 systems.
24027 * Makefile.in (enable_decimal_float): New.
24029 (DECNUMINC): Add -I$(DECNUMFMT).
24030 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
24031 to $(DECNUMFMT) from $(DECNUM).
24033 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
24034 Substitute enable_decimal_float.
24035 * configure: Regenerated.
24038 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
24041 * configure.ac: Enable decimal float for x86_64-*-linux*.
24042 * configure: Regenerated.
24045 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
24046 decimal128ClearSign to flip and clear the sign bit in decimal128.
24047 (decimal_real_maxval): Set decimal128SetSign to set the sign
24050 2007-03-23 Ian Lance Taylor <iant@google.com>
24052 * fold-const.c (fold_binary): Correct warning for X - c >= X.
24054 2007-03-23 Ian Lance Taylor <iant@google.com>
24056 * tree-dump.c (dump_files): Correct comment.
24058 2007-03-23 Ian Lance Taylor <iant@google.com>
24060 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
24062 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
24064 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
24065 in cfglayout mode. Don't go into and out of cfglayout mode.
24066 Link the blocks in the order of the constructed traces.
24067 (rest_of_handle_tracer): Adjust call to tracer.
24068 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
24069 Don't go into cfglayout mode.
24070 (rtl_loop_done): Don't go out of cfglayout mode.
24071 * cfglayout.c (relink_block_chain): New function, split out from...
24072 (fixup_reorder_chain): ...here. Remove redundant checking.
24073 (cfg_layout_finalize): Don't clear the header, footer, and aux
24074 fields here, move the code to do so to relink_block_chain. Likewise
24075 for free_original_copy_tables.
24076 * rtl.h (tracer): Update prototype.
24077 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
24078 Assert we are in cfglayout mode. Don't go into and out of cfglayout
24079 mode. Use relink_block_chain to serialize the CFG according to the
24080 new basic block order. Move targetm.cannot_modify_jumps_p check from
24082 (gate_handle_reorder_blocks): ...to here.
24083 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
24085 (gate_duplicate_computed_gotos): ...to here.
24086 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
24087 something always changes when going into and out of cfglayout mode.
24088 Perform an expensive cfg cleanup while going into cfglayout mode.
24089 Always update liveness information on HAVE_conditional_execution
24090 targets. Reserialize the basic blocks and go out of cfglayout mode.
24091 * reg-stack.c: Include cfglayout.h.
24092 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
24093 the call to reorder_basic_blocks.
24094 * basic-block.h (reorder_basic_blocks): Update prototype.
24095 (relink_block_chain): New prototype.
24096 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
24098 2007-03-23 Joseph Myers <joseph@codesourcery.com>
24100 * config/mips/mips.md (type, hazard, *movdi_32bit,
24101 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
24102 *movhi_internal, *movqi_internal, *movsf_hardfloat,
24103 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
24104 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
24105 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
24107 (movcc): Change first xfer to multi.
24108 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
24109 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
24110 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
24111 config/mips/generic.md: Change reservations using "xfer" to use
24113 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
24114 using match_operand.
24115 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
24116 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
24118 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
24120 2007-03-22 Richard Henderson <rth@redhat.com>
24122 * config/i386/i386.c: Remove unnecessary function declarations.
24123 Move targetm definition, and all related macros, to the end of
24124 the file. Resort some functions to put definitions before uses.
24125 (ix86_attribute_table): Make static. Move to end of file.
24126 (ix86_gimplify_va_arg): Make static.
24128 2007-03-22 Richard Henderson <rth@redhat.com>
24130 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
24131 don't increase local_regparm with force_align_arg_pointer check.
24132 (ix86_function_sseregparm): Assert 32-bit.
24133 (type_has_variadic_args_p): New.
24134 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
24135 type_has_variadic_args_p.
24136 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
24137 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
24138 use memset instead. Do maybe_vaarg check first; skip attribute
24139 tests if true; skip attribute tests for 64-bit.
24140 (construct_container): Remove TARGET_DEBUG_ARG.
24141 (function_arg_advance_32, function_arg_advance_64): Split out ...
24142 (function_arg_advance): ... from here.
24143 (function_arg_32, function_arg_64): Split out ...
24144 (function_arg): ... from here.
24145 (ix86_pass_by_reference): Tidy.
24146 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
24147 (function_value_32): New, from parts of ix86_function_value
24148 and ix86_value_regno.
24149 (function_value_64): New, from parts of ix86_function_value
24150 and ix86_libcall_value.
24151 (ix86_function_value_1): New.
24152 (ix86_function_value, ix86_libcall_value): Use it.
24153 (return_in_memory_32, return_in_memory_64): Split out ...
24154 (ix86_return_in_memory): ... from here.
24155 (ix86_struct_value_rtx): Skip for 64-bit.
24156 (ix86_libcall_value, ix86_value_regno): Remove.
24157 (setup_incoming_varargs_64): Split out ...
24158 (ix86_setup_incoming_varargs): ... from here.
24159 (ix86_va_start): Remove TARGET_DEBUG_ARG.
24160 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
24161 * config/i386/i386-protos.h (ix86_function_value): Remove.
24162 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
24164 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24167 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
24168 infinities not supported, otherwise emit warning if -Woverflow. On
24169 underflow, emit warning if -Woverflow.
24170 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
24172 * real.h (real_from_string): Update declaration
24174 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
24175 Richard Henderson <rth@redhat.com>
24177 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
24178 * calls.c (compute_argument_block_size, expand_call,
24179 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
24180 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
24181 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
24182 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
24183 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
24184 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
24185 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
24186 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
24189 2007-03-22 Joseph Myers <joseph@codesourcery.com>
24191 * c-incpath.c (add_sysroot_to_chain): New.
24192 (merge_include_chains): Add sysroot argument. Call
24193 add_sysroot_to_chain if sysrooted.
24194 (register_include_chains): Update call to merge_include_chains.
24195 * doc/cppopts.texi: Document use of '=' in include directory
24198 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
24200 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
24201 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
24202 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
24203 insn pattern using X87MODEF12 mode macro.
24205 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
24207 * regmove.c (regmove_optimize): Use reg_mentioned_p
24208 instead of reg_overlap_mentioned_p for DST.
24210 2007-03-21 Mike Stump <mrs@apple.com>
24212 * c.opt: Fixup for Objective-C/C++.
24214 2007-03-21 Steve Ellcey <sje@cup.hp.com>
24216 * explow.c (convert_memory_address): Fold memory reference when
24217 POINTERS_EXTEND_UNSIGNED < 0
24219 2007-03-21 Richard Henderson <rth@redhat.com>
24222 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
24223 * config/i386/mmintrin.h (__m64): Likewise.
24224 * config/i386/xmmintrin.h (__m128): Likewise.
24226 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24228 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
24229 (VXWORKS_OS_CPP_BUILTINS): Define.
24230 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
24231 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
24233 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24235 * rtl.h (constant_pool_reference_p): Delete.
24236 (find_constant_src): Declare.
24237 * rtlanal.c (find_constant_src): New function.
24238 * simplify-rtx.c (constant_pool_reference_p): Delete.
24239 * config/i386/i386.md: Use find_constant_src instead of
24240 constant_pool_reference_p/avoid_constant_pool_reference pairs.
24242 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24244 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
24245 * c-cppbuiltin.c (c_cpp_builtins): Define them.
24247 2007-03-20 Mark Mitchell <mark@codesourcery.com>
24249 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
24250 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
24251 (arm_elf_asm_constructor): Use it.
24252 (arm_elf_asm_destructor): New function.
24254 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
24256 * jump.c (mark_jump_label): Treat SEQUENCE specially.
24258 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
24260 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
24262 2007-03-19 Andrew Haley <aph@redhat.com>
24264 PR tree-optimization/31264
24265 * tree-vrp.c (register_edge_assert_for_1): Don't look though
24266 VIEW_CONVERT_EXPRs.
24268 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
24270 PR rtl-optimization/30907
24271 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
24272 (fwprop_init): Always call loop_optimizer_initialize.
24273 (fwprop_done): Always call loop_optimizer_finalize.
24274 (fwprop): We always have loop info now.
24275 (gate_fwprop_addr): Remove.
24276 (pass_fwprop_addr): Use gate_fwprop as gate.
24278 PR rtl-optimization/30841
24279 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
24280 df_chain_alloc): Call df_reorganize_refs unconditionally.
24281 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
24282 refs_organized to refs_organized_size.
24283 (df_ref_create_structure): Use refs_organized_size instead of
24284 bitmap_size if refs had been organized, and keep refs_organized_size
24286 * df.h (struct df_ref_info): Change refs_organized to
24287 refs_organized_size.
24288 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
24291 2007-03-19 Mark Mitchell <mark@codesourcery.com>
24293 * except.c (output_function_exception_table): Do not reference the
24294 EH personality routine for functions that do not require an
24297 2007-03-20 Jakub Jelinek <jakub@redhat.com>
24300 * c-typeck.c (convert_for_assignment): Call comptypes for
24301 RECORD_TYPE or UNION_TYPE.
24303 PR inline-asm/30505
24304 * reload1.c (reload): Do invalid ASM checking after
24305 cleanup_subreg_operands.
24307 2007-03-19 Jeff Law <law@redhat.com>
24309 * tree-cfg.c (find_taken_edge): Tighten conditions for
24310 optimizing computed gotos.
24312 2007-03-19 Michael Matz <matz@suse.de>
24314 * builtins.c (expand_builtin_sync_operation,
24315 expand_builtin_compare_and_swap,
24316 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
24319 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
24320 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
24323 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24325 * doc/tm.texi: Add brackets around the return type of
24326 TARGET_SECONDARY_RELOAD.
24328 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
24329 Richard Guenther <rguenther@suse.de>
24331 PR tree-optimization/31254
24332 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24333 Use handled_component_p () where appropriate. Continue
24334 propagating into the rhs if we propagated into an INDIRECT_REF
24337 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24339 * config/s390/s390.md (op_type attribute): RRR instruction type added.
24340 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
24341 (xde, xdee): Mode attributes adjusted to support DFP modes.
24342 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
24343 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
24344 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
24345 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
24346 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
24347 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
24348 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
24350 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
24351 "movsf"): Insn definitions removed.
24352 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
24353 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
24354 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
24356 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
24357 "reload_in<mode>", "reload_out<mode>"): Expander added.
24358 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
24361 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24363 * config/s390/s390.md: Only non-functional changes. Renamed
24364 FPR mode macro to BFP all over the file.
24366 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24368 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
24369 (op_type attribute): RRF instruction type added.
24370 (fT0): New mode attribute.
24371 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
24372 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
24373 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
24374 instruction no secondary memory is needed when moving DFmode values
24375 between GPRs and FPRs.
24377 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24379 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
24380 inverted and documentation adjusted.
24381 ("mhard-dfp", "msoft-dfp"): New options.
24382 * config/s390/s390.c (s390_handle_arch_option): New architecture
24384 (override_options): Sanity checks for the new options added.
24385 * config.gcc: New architecture switch: z9-ec.
24386 * config/s390/s390.h (processor_flags): PF_DFP added.
24387 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
24388 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
24389 when the bit is NOT set so remove it from the defaults.
24391 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24393 * genemit.c (main): Print include statement for dfp.h.
24394 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
24397 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
24399 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
24401 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
24404 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
24405 instead of PATTERN.
24407 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24409 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
24410 attr_length_call, output_call, output_indirect_call): Cleanup
24411 formatting of targetm calls.
24413 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
24415 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
24417 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24419 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
24420 reservation, bypass and anti-bypass descriptions for these
24421 instructions. Update move patterns.
24422 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
24425 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
24427 * tree-vect-transform.c (get_initial_def_for_induction): Replace
24428 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
24429 (get_initial_def_for_reduction): Likewise.
24431 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
24433 Fix PR tree-optimization/29922
24434 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
24435 (get_representative): Removed.
24436 (value_dies_in_block_x): Update for rvuse removal.
24437 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
24438 (compute_antic_aux): Handle when PHI nodes appear in
24439 non-single-successors.
24440 (dump_bitmap_of_names): Removed.
24441 (compute_antic_safe): Renamed and removed rvuse calculation.
24442 Calculate only antic safe.
24443 (insert_into_preds_of_block): Remove assert.
24444 (execute_pre): Update for renamed functions.
24445 (defer_or_phi_translate_block): New function.
24447 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24449 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
24450 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
24452 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
24453 Follow spelling conventions.
24455 * tree-data-ref.h: Remove the prototype for analyze_array.
24457 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
24459 PR tree-optimization/31041
24460 * tree-vect-transform.c (get_initial_def_for_induction): Call
24461 force_gimple_operand.
24463 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
24465 * ipa-type-escape.c (look_for_casts) : Revert code to use
24466 handled_component_p due to ada test a-numaux.adb.
24468 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24470 * final.c (final_scan_insn): Alter the condition of a
24471 conditional trap if we have nonstandard CC.
24473 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24475 * configure.ac: Remove excess quoting from asm line 0 test.
24476 * configure: Rebuilt.
24478 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24480 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
24481 * c-common.c (convert_and_check): Move warning logic to...
24482 (warnings_for_convert_and_check): ...here. Define.
24483 * c-common.h (warnings_for_convert_and_check): Declare.
24485 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24487 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
24488 (output_call): Likewise.
24490 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24492 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
24494 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24496 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
24498 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
24500 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
24501 opteron, athlon-64 and athlon-fx processor_alias_table entries.
24503 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
24505 PR tree-optimization/31183
24506 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
24507 Use double_int instead of unsigned int for representing access_strides.
24508 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
24510 2007-03-16 Richard Guenther <rguenther@suse.de>
24512 PR tree-optimization/31146
24513 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
24514 to allow recursion of forward_propagate_addr_expr.
24515 (forward_propagate_addr_into_variable_array_index): Likewise.
24516 (forward_propagate_addr_expr): Likewise.
24517 (tree_ssa_forward_propagate_single_use_vars): Likewise.
24518 (forward_propagate_addr_expr_1): Recurse on simple copies
24519 instead of propagating into them. Do so for useless conversions
24521 (forward_propagate_addr_expr): Clean up unused statements after
24524 2007-03-16 Richard Guenther <rguenther@suse.de>
24526 * builtins.c (expand_builtin_cexpi): Use the right argument
24527 for the expansion via cexp.
24529 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24531 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
24532 * configure: Rebuilt.
24534 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24537 * dwarf2out.c (force_type_die): Adjust comment.
24538 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
24540 2007-03-15 DJ Delorie <dj@redhat.com>
24542 * config/frv/predicates.md (minmax_operator): Don't check operands
24545 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24547 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
24548 Update constant estimates of number of iterations.
24549 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
24550 argument renamed to "realistic".
24551 (compute_estimated_nb_iterations): Removed.
24552 (record_niter_bound): New function.
24553 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
24554 call record_nonwrapping_iv with upper = false.
24555 (infer_loop_bounds_from_signedness): Pass upper argument to
24556 record_nonwrapping_iv.
24557 (estimate_numbers_of_iterations_loop): Do not call
24558 compute_estimated_nb_iterations. Record estimate based on profile
24559 information. Initialize the constant estimates of number of
24561 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
24563 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
24564 number of iterations is too small.
24565 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
24566 (EST_NOT_AVAILABLE): Removed.
24567 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
24568 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
24571 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24573 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
24574 Handle NE_EXPR guards.
24576 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24579 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
24580 Set also -pedantic-errors by default for the preprocessor unless
24581 -fpermissive is given.
24583 2007-03-15 Richard Guenther <rguenther@suse.de>
24585 PR middle-end/29719
24586 PR middle-end/31161
24587 * builtins.c (expand_builtin_cexpi): As a fallback if we
24588 don't have builtins for sincos or cexp create a function
24589 declaration for cexp and expand to a call to that.
24590 (expand_builtin_int_roundingfn): Always fall
24591 back to floor/ceil and its variants even if they may be
24594 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
24596 PR middle-end/31159
24597 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
24598 jump tables, move the call to delete_dead_jumptables from here...
24599 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
24600 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
24601 don't allow merging of blocks that try_redirect_by_replacing_jump
24602 also does not handle when not optimizing.
24604 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24605 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24607 * config/i386/i386.md (x86_sahf_1): Correctly handle
24610 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24613 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
24614 x86_64_general_operand as operand[2] predicate. Remove "iF"
24615 from operand constraints and use "e" constraint instead.
24616 (*subti3_1, *subti3_1 splitter): Ditto.
24617 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
24618 operand[1] predicate.
24620 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
24622 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
24623 arrays, multiply the access strides by the size of the sub-array.
24624 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
24626 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24628 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
24629 the configured assembler supports the sahf mnemonic.
24630 * configure: Regenerate.
24631 * config.in: Regenerate.
24633 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
24634 emit "sahf" or ".byte\t0x9e" as asm template.
24636 2007-03-14 Michael Meissner <michael.meissner@amd.com>
24639 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
24640 option to replace hard coded TARGET_xxx in md file.
24641 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
24642 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24643 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
24644 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
24645 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
24646 (X86_TUNE_NOT_VECTORMODE): Ditto.
24647 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
24648 (TUNE_AVOID_VECTOR_DECODE): Ditto.
24649 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24650 (TUNE_SLOW_IMUL_IMM8): Ditto.
24651 (TUNE_MOVE_M1_VIA_OR): Ditto.
24652 (TUNE_NOT_UNPAIRABLE): Ditto.
24653 (TUNE_NOT_VECTORMODE): Ditto.
24655 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
24658 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
24659 tuning options instead of hard coded TARGET_xxx.
24660 (fix ssemode peephole2's): Ditto.
24661 (imul peephole2's): Ditto.
24663 (movdi_or_rex64): Ditto.
24664 (move peephole2): Ditto.
24665 (not peephole2's): Ditto.
24667 2007-03-14 Dirk Mueller <dmueller@suse.de>
24669 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
24670 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
24671 * c-parser.c (c_parser_if_body): Always add an empty statement in case
24673 * c-parser.c (c_parser_do_statement): Warn about empty body in
24674 do/while statement.
24675 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
24676 * doc/invoke.texi (-Wempty-body): Update documentation.
24678 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24681 * c-common.h (warn_for_div_by_zero): Declare.
24682 * c-common.c (warn_for_div_by_zero): Define.
24683 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
24686 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24688 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
24689 to PREFIX and STANDARD_PREFIX.
24691 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24692 Phil Edwards <phil@codesourcery.com>
24694 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
24695 (__gthread_once_t): Remove busy field for RTPs.
24696 (__GTHREAD_ONCE_INIT): Update accordingly.
24698 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24700 * doc/invoke.texi: Document VxWorks options.
24702 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24704 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
24706 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
24708 PR tree-optimization/30590
24709 * tree-nrv.c (tree_nrv): Check for the partial update of the
24712 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24714 * flags.h (flag_random_seed): Remove declaration, in favor of...
24715 * toplev.h (get_random_seed, set_random_seed): ... these.
24716 * tree.c (get_file_function_name): Use the former.
24717 * opts.c (common_handle_option): Use the latter.
24720 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
24722 PR middle-end/31127
24723 * cse.c (cse_find_path): Do not bail out if a basic block that
24724 we already visited now becomes part of a path that starts at a
24725 different basic block. Just disallow this, to make sure we
24726 visit each basic block at most once.
24728 2007-03-13 Jan Hubicka <jh@suse.cz>
24730 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
24731 attributes, when profile esitmate is present, calls with very low
24732 frequency are cold.
24734 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
24736 PR tree-optimization/30730
24737 PR tree-optimization/26900
24738 * tree-ssa-loop-niter.c: Include gmp.h.
24739 (bounds): New type.
24740 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
24741 split_to_var_and_offset, determine_value_range,
24742 bound_difference_of_offsetted_base, refine_bounds_using_guard,
24743 bound_difference, bounds_add, bounds_negate,
24744 number_of_iterations_ne_max, dump_affine_iv): New functions.
24745 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
24746 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
24747 difference of initial and final value of control iv to validate
24749 (number_of_iterations_cond): Add loop parameter. Determine bounds
24750 on the difference of the extremes of the control iv. Add dumps.
24751 (expand_simple_operations): Handle phi nodes.
24752 (simplify_using_initial_conditions): Do not record used conditions.
24753 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
24754 Do not set additional_info.
24755 (implies_nonnegative_p, implies_ge_p): Removed.
24756 (derive_constant_upper_bound): Do not use parameter `additional'.
24757 (record_estimate): Parameter `additional' removed. Parameter
24758 `i_bound' added. Do not call derive_constant_upper_bound.
24759 (record_nonwrapping_iv): Use derive_constant_upper_bound to
24760 bound the number of iterations estimate.
24761 (estimate_numbers_of_iterations_loop): Pass the estimate from
24762 the number of iterations analysis to record_estimate.
24763 * tree.h (multiple_of_p): Declare.
24764 * tree-scalar-evolution.c (expression_expensive_p): Removed.
24765 (scev_const_prop): Do not check expression_expensive_p.
24766 * fold-const.c (multiple_of_p): Exported.
24767 * double-int.c (double_int_mask): Exported.
24768 * double-int.h (double_int_mask): Declare.
24769 * tree-flow.h (struct tree_niter_desc): Removed additional_info
24770 field. Added max field.
24772 2007-03-13 David Taylor <taylor@candd.org>
24775 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
24778 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24781 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
24782 two unamed patterns.
24784 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
24786 * config/i386/i386.opt (mcx16, msahf): New options.
24787 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
24788 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
24790 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
24791 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
24792 Output -mcx16 and -msahf options when corresponding bit is set.
24794 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
24795 and -msahf options.
24797 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24799 * configure.ac: Test for assembler tolerance to # 0 "".
24800 * configure, config.in: Rebuilt.
24801 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
24803 2007-03-13 Geoffrey Keating <geoffk@apple.com>
24805 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
24807 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
24808 (handle_syscall): Handle direct system calls.
24809 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
24811 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
24813 * doc/invoke.texi: Fix cpp.info cross-reference.
24814 * doc/passes.texi: Fix gcc.info cross-reference.
24816 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
24818 PR tree-optimization/30835
24819 * lambda-code.c (can_convert_to_perfect_nest): Check whether
24820 bb_for_stmt is not NULL before accessing it.
24822 2007-03-12 Joseph Myers <joseph@codesourcery.com>
24824 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
24827 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
24830 * doc/install.texi: Document --enable-stage1-languages
24832 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
24834 * tree-pass.h (pass_into_cfg_layout_mode,
24835 pass_outof_cfg_layout_mode): Declare.
24836 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
24837 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
24838 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
24839 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
24841 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
24843 * c-decl.c (warn_variable_length_array): New function.
24844 Refactored from grokdeclarator to handle warn_vla
24845 and handle unnamed array case.
24846 (grokdeclarator): Refactored VLA warning case.
24847 * c.opt (Wvla): New flag.
24848 * doc/invoke.texi (Wvla): New warning.
24850 2007-03-12 Richard Henderson <rth@redhat.com>
24852 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
24853 (TARGET_SECTION_TYPE_FLAGS): New.
24855 2007-03-12 Richard Henderson <rth@redhat.com>
24857 * config/darwin.c (machopic_reloc_rw_mask): New.
24858 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
24859 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
24861 2007-03-12 Mark Mitchell <mark@codesourcery.com>
24863 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
24864 * cppdefault.h (cpp_PREFIX): Document.
24865 (cpp_PREFIX_len): Likewise.
24866 (cpp_EXEC_PREFIX): New variable.
24867 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
24868 * c-incpath.c (add_standard_paths): Correct logic for relocating
24869 paths within prefix.
24871 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
24873 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
24874 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
24876 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
24877 fix_truncdfdi_sse using SSEMODEF mode macro.
24878 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
24879 fix_truncdfsi_sse using SSEMODEF mode macro.
24880 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
24881 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
24883 2007-03-12 Richard Sandiford <richard@codesourcery.com>
24885 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
24886 elfos.h to tm_file.
24888 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
24890 * tree.h : Add multiple_of_p declaration.
24891 * fold-const.c (multiple_of_p): Make multiple_of_p public.
24892 * ipa-type-escape.c (results_of_malloc): Redundant.
24893 (visited_stmts): New. Visited stmt for walk_use_def_chains.
24894 (cast_type): Extended with new members.
24895 (check_cast): Returns cast_type.
24896 (cast): New structure for data of walk_use_def_chains.
24897 (is_malloc_result, is_cast_from_non_pointer_1,
24898 is_cast_from_non_pointer,
24899 is_array_access_through_pointer_and_index): New functions.
24900 (look_for_casts): Returns cast types.
24901 (check_call): Returns void.
24902 (okay_pointer_operation): Use support of pointer plus index,
24903 pointer plus constant and allow all multiplications.
24905 2007-03-11 Richard Guenther <rguenther@suse.de>
24907 PR tree-optimization/31115
24908 * tree-vrp.c (extract_range_from_binary_expr): Make sure
24909 the shift count is positive and non-anti-range for RSHIFT_EXPR.
24910 A shift count of zero is not special as with *_DIV_EXPR.
24911 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
24914 2007-03-11 Ian Lance Taylor <iant@google.com>
24916 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
24917 the *_DIV_EXPR codes correctly with overflow infinities.
24919 2007-03-11 Ira Rosen <irar@il.ibm.com>
24921 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
24922 indicate success/failure of the analysis. Add negation to subtrahend
24923 in case of subtraction. Fail if both operands contain constants.
24924 (create_data_ref): Fail if analyze_offset fails.
24926 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
24928 * config/i386/i386.md (frndintxf2): Rename to ...
24929 (rintxf2): ... this. Remove expander having same name.
24930 (rintsf2, rintdf2): Implement using SSEMODEF macro.
24931 (roundsf2, rounddf2): Ditto.
24932 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
24933 (lround<mode>di2, lround<mode>si2): Ditto.
24935 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
24937 * lower-subreg.c: Include except.h.
24938 (decompose_multiword_subregs): Verify that the only control flow
24939 insns we can split are loads to multi-words pseudos.
24940 Handle breaking such blocks after splitting, instead of calling
24941 find_many_sub_basic_blocks.
24943 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
24944 on the new basic block. Add a lengthy comment explaining why we
24945 thought this was necessary.
24946 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
24948 2007-03-10 Mark Mitchell <mark@codesourcery.com>
24951 * tree.c (walk_type_fields): Recurse into the element type of
24952 ARRAY_TYPEs if there is a pointer set.
24954 2007-03-10 Dirk Mueller <dmueller@suse.de>
24956 * c-common.c (warn_logical_operator): Fix condition.
24958 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
24960 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
24962 * config/darwin.c (machopic_select_section): Remove superfluous
24963 argument in call to categorize_decl_for_section. Remove unused
24966 2007-03-10 Joseph Myers <joseph@codesourcery.com>
24968 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
24970 * configure: Regenerate.
24972 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
24975 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
24976 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
24977 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
24978 Add LABEL_NUSES to emitted label.
24979 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
24980 branch probability value to emitted jump insn.
24981 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
24982 Do not check life information and do not re-arrange input operands
24983 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
24985 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24987 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
24988 the change of decode_asm_operands.
24990 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24992 * mode-switching.c (create_pre_exit): Skip blockage insn.
24994 2007-03-09 Diego Novillo <dnovillo@redhat.com>
24996 * tree-pass.h (TODO_update_smt_usage): Remove.
24998 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
25002 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25004 * pa.c (attr_length_call): Revise condition for long
25005 pc-relative branch.
25006 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
25007 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
25008 sequence on SOM target.
25010 2007-03-09 Geoffrey Keating <geoffk@apple.com>
25012 * gcc.c: Document %{, in big comment at top.
25013 (input_suffix_matches): Remove special handling for .s and
25015 (input_spec_matches): New.
25016 (handle_braces): Handle %{,.
25017 (validate_switches): ',' indicates a value which is not a switch.
25018 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
25019 to detect assembler input.
25020 * config/i386/sol2.h (CPP_SPEC): Likewise.
25021 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
25022 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
25023 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
25024 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
25025 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
25026 -m64 causes deployment target to default to 10.5.
25027 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
25029 2007-03-09 Richard Henderson <rth@redhat.com>
25032 * target.h (targetm.asm.out.reloc_rw_mask): New.
25033 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
25034 (TARGET_ASM_OUT): Use it.
25035 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
25036 * varasm.c (categorize_decl_for_section): Remove shlib argument;
25037 use the new reloc_rw_mask target hook instead.
25038 (default_section_type_flags_1): Merge into...
25039 (default_section_type_flags): ... here.
25040 (decl_readonly_section_1): Merge into...
25041 (decl_readonly_section): ... here.
25042 (default_elf_select_section_1): Merge into...
25043 (default_elf_select_section): ... here.
25044 (default_unique_section_1): Merge into...
25045 (default_unique_section): ... here.
25046 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
25047 (default_select_rtx_section): Use it.
25048 (default_elf_select_rtx_section): Likewise.
25049 * output.h: Update to match.
25050 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
25051 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
25052 (TARGET_ASM_RELOC_RW_MASK): New.
25053 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
25054 to categorize_decl_for_section.
25055 (x86_64_elf_unique_section): Likewise.
25056 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
25057 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
25058 (TARGET_ASM_RELOC_RW_MASK): New.
25059 * config/ia64/ia64.c (ia64_rwreloc_select_section,
25060 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
25061 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
25062 (TARGET_RWRELOC): Remove.
25063 (ia64_section_type_flags): Adjust call to default_section_type_flags.
25064 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25065 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
25066 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
25067 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
25068 (rs6000_xcoff_select_section): Use decl_readonly_section.
25069 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
25070 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25071 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
25072 (TARGET_SECTION_TYPE_FLAGS): Remove.
25073 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
25075 2007-03-09 Roger Sayle <roger@eyesopen.com>
25077 * fold-const.c (fold_comparison): Remove compile-time evaluation of
25078 complex constant equality/inequality comparisons for here.
25079 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
25080 known at compile-time or can be simplified to a scalar comparison.
25081 (fold_relational_const): Move compile-time evaluation of complex
25082 constant equality/inequality comparisons to here.
25084 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25086 PR rtl-optimization/30643
25087 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
25089 (fold_rtx): Recurse, like before 2006-11-03.
25091 2007-03-09 DJ Delorie <dj@redhat.com>
25093 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
25096 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
25098 PR tree-optimization/30375
25099 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
25100 LHS of statements is not the same.
25101 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
25103 2007-03-09 Chao-ying Fu <fu@mips.com>
25105 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
25107 * doc/invoke.texi (-mdspr2): Document new option.
25108 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
25109 New unspec for DSP REV 2.
25110 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
25111 these instructions are extended in DSP REV 2.
25112 (mips-dspr2.md): Include.
25113 * config/mips/mips.opt (mdspr2): New option.
25114 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
25115 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
25116 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
25117 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
25118 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
25119 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
25120 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
25122 (bdesc_map): Add one field of unsupported_target_flags.
25123 (bdesc_arrays): Update entries to have extra fields. Add
25125 (mips_init_builtins): Initialize new function types.
25126 Check unsupported_target_fileds to filter out builtins.
25127 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
25129 (ASM_SPEC): Pass mdspr2 to the assembler.
25130 * config/mips/mips-dspr2.md: New file.
25132 2007-03-09 Sa Liu <saliu@de.ibm.com>
25134 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
25136 2007-03-09 Ian Lance Taylor <iant@google.com>
25138 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
25139 argument) like -Wstrict-overflow=2.
25140 * doc/invoke.texi (Warning Options): Update documentation.
25142 2007-03-09 Dirk Mueller <dmueller@suse.de>
25145 * doc/invoke.texi (-Wlogical-op): Document.
25146 * common.opt (-Wlogical-op): New.
25147 * c-common.h (warn_logical_operator): Declare.
25148 * c-common.c (warn_logical_operator): Define.
25149 * c-typeck.c (parser_build_binary_op): Call
25150 warn_logical_operator.
25152 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25154 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
25155 * final.c (final_scan_insn): Test for non-"" file name.
25157 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
25159 * doc/loop.texi: Document the Omega linear constraints solver.
25160 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
25161 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
25162 omega-hash-table-size, omega-max-keys, and
25163 omega-eliminate-redundant-constraints.
25164 * tree-pass.h (pass_check_data_deps): Declared.
25167 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
25168 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
25169 pass_check_data_deps): New.
25170 * tree-data-ref.c (init_data_ref): Remove declaration.
25171 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
25172 (analyze_array): Renamed init_array_ref, move up initializations.
25173 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
25174 Removed arguments that are set to NULL.
25175 (analyze_indirect_ref): Correct indentation, correct call to
25177 (object_analysis): Call init_array_ref instead of analyze_array.
25178 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
25179 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
25180 of DR_ACCESS_FNS_ADDR.
25181 (init_omega_eq_with_af, omega_extract_distance_vectors,
25182 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
25183 ddr_consistent_p): New.
25184 (compute_affine_dependence): Check consistency of ddrs when
25185 flag_check_data_deps is passed.
25186 (analyze_all_data_dependences): Uncomment.
25187 (tree_check_data_deps): New.
25188 * tree-data-ref.h: Include omega.h.
25189 (DR_ACCESS_FNS_ADDR): Removed.
25190 (data_dependence_relation): Add inner_loop.
25191 (DDR_INNER_LOOP): New.
25192 * common.opt (fcheck-data-deps): New.
25193 * tree-flow.h (tree_check_data_deps): Declare.
25194 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
25195 (OBJS-common): Depend on omega.o.
25197 * passes.c (pass_check_data_deps): Scheduled.
25198 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
25199 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
25200 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
25201 PARAM_VECT_MAX_VERSION_CHECKS,
25202 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
25204 2007-03-09 Richard Guenther <rguenther@suse.de>
25206 PR tree-optimization/30904
25207 PR middle-end/31058
25208 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
25209 the same way as *_DIV_EXPR.
25211 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25213 * recog.c (decode_asm_operands): No mixed declarations and code.
25215 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25217 * rtl.def (ASM_INPUT): Add location.
25218 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
25219 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
25220 (decode_asm_operands): Add loc operand.
25221 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
25222 * stmt.c (expand_asm): Rename to...
25223 (expand_asm_loc): ... this. Add locus argument. Pass it on to
25224 gen_rtx_ASM_INPUT_loc.
25225 (expand_asm_expr): Adjust.
25226 * recog.c (decode_asm_operands): Add loc operand.
25227 (check_asm_operands, extract_insn): Adjust.
25228 * reload1.c (maybe_fix_stack_asms): Likewise.
25229 * final.c (asm_insn_count): Likewise.
25230 (final_scan_insn): Output # line before and after asm.
25232 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
25234 * tree-ssa-structalias.c (variable_info): Remove
25236 (new_var_info): Ditto.
25237 (shared_bitmap_info_t): New structure.
25238 (shared_bitmap_table): New variable.
25239 (shared_bitmap_hash): New function.
25240 (shared_bitmap_eq): Ditto
25241 (shared_bitmap_lookup): Ditto.
25242 (shared_bitmap_add): Ditto.
25243 (merge_smts_into): Change to take bitmap directly.
25244 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
25245 (init_alias_vars): Init shared bitmap hashtable.
25246 (delete_points_to_sets): Delete shared bitmap hashtable.
25247 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
25248 is_aliased removal as a change that was still necessary was
25251 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
25253 * config/i386/i386.h (override_options): Conditionally disable
25254 x86_sahf for 64bit targets only.
25256 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
25259 * c-decl.c (merge_decls): Don't call make_var_volatile.
25260 * varasm.c (make_var_volatile): Remove.
25261 * output.h (make_var_volatile): Remove.
25263 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
25265 PR tree-optimization/31085
25266 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
25268 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25270 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
25271 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
25272 ATTR_CONST_NOTHROW_LIST.
25274 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25277 2007-03-08 Diego Novillo <dnovillo@redhat.com>
25279 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
25281 2007-03-08 Geoffrey Keating <geoffk@apple.com>
25284 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
25286 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
25287 passed, use shared libgcc.
25289 2007-03-08 Roger Sayle <roger@eyesopen.com>
25291 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
25292 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25293 (honor_protect_cleanup_actions, lower_try_finally_switch):
25295 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
25296 ifc_temp_var): Likewise.
25297 * tree-inline.c (setup_one_parameter): Likewise.
25298 * tree-mudflap.c (mf_decl_cache_locals,
25299 mf_build_check_statement_for): Likewise.
25300 * tree-nested.c (init_tmp_var, save_tmp_var,
25301 finalize_nesting_tree_1): Likewise.
25302 * tree-outof-ssa.c (insert_copy_on_edge,
25303 insert_backedge_copies): Likewise.
25304 * tree-profile.c (tree_gen_edge_profiler,
25305 tree_gen_ic_profiler): Likewise.
25306 * tree-scalar-evolution.c (scev_const_prop): Likewise.
25307 * tree-sra.c (sra_build_assignment): Likewise.
25308 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
25309 * tree-ssa-math-opts.c (insert_reciprocals,
25310 execute_cse_sincos_1): Likewise.
25311 * tree-tailcall.c (adjust_accumulator_values,
25312 adjust_return_value): Likewise.
25313 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
25314 * tree-vect-transform.c (vect_create_data_ref_ptr,
25315 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
25316 vect_create_epilog_for_reduction, vectorizable_reduction,
25317 vectorizable_call, vectorizable_conversion,
25318 vectorizable_assignment, vectorizable_operation,
25319 vectorizable_type_demotion, vect_gen_widened_results_half,
25320 vect_permute_store_chain, vectorizable_store,
25321 vect_setup_realignment, vect_permute_load_chain,
25322 vectorizable_load, vectorizable_condition,
25323 vect_create_cond_for_align_checks): Likewise.
25324 * tree-vrp.c (build_assert_expr_for): Likewise.
25326 2007-03-08 Ian Lance Taylor <iant@google.com>
25328 * tree-vrp.c: Include "intl.h".
25329 (usable_range_p): New static function.
25330 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
25331 overflowed values, juts set *strict_overflow_p.
25332 (compare_values): Only return -2 if one of the operands is not a
25334 (compare_ranges): Call usable_range_p.
25335 (compare_range_with_value): Likewise.
25336 (vrp_evaluate_conditional_warnv): Rename from
25337 vrp_evaluate_conditional. Make static. Change all callers.
25338 (vrp_evaluate_conditional): New function.
25339 (simplify_div_or_mod_using_ranges): Issue warning about reliance
25340 on signed overflow.
25341 (simplify_abs_using_ranges): Likewise.
25342 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
25343 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
25344 within_stmt parameter.
25345 * tree-ssa-propagate.c (fold_predicate_in): Update call to
25346 vrp_evaluate_conditional.
25347 * tree-ssa-threadedge.c
25348 (record_temporary_equivalences_from_stmts_at_dest): Change
25349 simplify parameter to take a second tree parameter.
25350 (simplify_control_stmt_condition): Likewise.
25351 (thread_across_edge): Likewise.
25352 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
25353 (thread_across_edge): Likewise.
25354 * Makefile.in (tree-vrp.o): Depend upon intl.h.
25356 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
25358 * config/i386/i386.h (TARGET_SAHF): New define.
25359 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
25360 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
25361 (x86_sahf): New global variable.
25362 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
25363 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
25364 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
25365 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
25367 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
25368 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
25369 when expanding fcomi/sahf based tests.
25370 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
25371 expanding sahf based alternative. Emit sahf based sequence when
25372 optimizing for code size.
25373 * config/i386/i386.md (x86_sahf_1): Do not disable for
25374 TARGET_64BIT, enable for TARGET_SAHF.
25376 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
25378 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
25379 spurious whitespace from error message.
25381 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
25384 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
25386 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
25388 * c-decl.c (grokdeclarator): Disable warnings for anonymous
25390 * tree-sra.c (instantiate_element): Propagate disabled warnings
25391 from the element itself to the created variable.
25393 2007-03-07 Richard Henderson <rth@redhat.com>
25396 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
25397 silently fix up the stack in the case of a missing register.
25399 2007-03-07 Paul Brook <paul@codesourcery.com>
25401 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
25403 2007-03-07 Joseph Myers <joseph@codesourcery.com>
25405 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
25407 (phase1_vrs): Use them.
25408 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
25409 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
25410 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
25411 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
25412 __gnu_Unwind_Restore_WMMXC if required.
25413 (_Unwind_VRS_Pop): Implement iWMMXt support.
25414 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
25415 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
25416 gnu_Unwind_Save_WMMXC): Define.
25418 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25420 * config/vxworks.h (vxworks_override_options): Declare.
25421 (VXWORKS_OVERRIDE_OPTIONS): Use it.
25422 * config/vxworks.c: Include target.h and toplev.h.
25423 (vxworks_override_options): New function.
25424 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
25426 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
25428 * config/s390/s390.c (override_options): Don't emit an error when
25429 -mstack-size is used without providing -mstack-guard.
25430 (s390_emit_prologue): Choose stack_guard value automatically if not
25431 provided via command line.
25432 * doc/invoke.texi: Adjust description of -mstack-guard and
25435 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25437 * config/i386/i386.c (output_set_got): Add a GOT initialization
25438 sequence for VxWorks PIC.
25439 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
25440 around labels as well as symbols. Use gotoff_operand instead
25441 of local_symbolic_operand.
25442 (legitimize_pic_address): Use gotoff_operand instead of
25443 local_symbolic_operand. Use @GOT accesses for labels as
25445 (ix86_output_addr_diff_elt): Use PC-relative rather than
25446 GP-relative offsets for VxWorks PIC.
25447 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
25448 no_new_pseudos. Check whether the returned register is op0.
25449 * config/i386/i386.md (tablejump): Use PC-relative rather than
25450 GP-relative offsets for VxWorks PIC.
25451 * config/i386/predicates.md (gotoff_operand): New predicate.
25453 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25455 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
25457 * config/vxworks-dummy.h: New file.
25458 * config/i386/i386.h: Include it.
25460 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
25462 * dwarf2out.c (is_inlined_entry_point): New
25463 (add_high_low_attributes): Emit DW_AT_entry_pc along with
25464 DW_AT_ranges if the first subblock is the entry point.
25466 2007-03-06 David Daney <ddaney@avtrex.com>
25468 * doc/install.texi (mips-*-*): Change recommended binutils
25471 2007-03-06 Anatoly Sokolov <aesok@post.ru>
25473 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
25474 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
25476 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25477 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25479 2007-03-06 Jan Hubicka <jh@suse.cz>
25481 * errors.h (warning, error, fatal, internal_error): Mark as cold.
25482 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
25484 (probably_cold_bb_p): Cold functions are cold.
25485 (probably_never_executed_bb_p): Cold functions are cold.
25486 (tree_bb_level_predictions): Predict calls to cold functions as not
25488 (compute_function_frequency): Check hot/cold attributes.
25489 * function.h (function_frequency): Update comments.
25490 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
25491 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
25492 (c_common_att): Add cold and hot.
25494 * doc/extend.texi (hot,cold attributes): Document.
25496 2007-03-06 Andrew Haley <aph@redhat.com>
25498 * function.c (expand_function_end): Move blockage to just after we
25499 emit the label for the naked return from the function.
25501 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25503 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
25506 2007-03-06 Jan Hubicka <jh@suse.cz>
25508 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
25509 loaded for constant large models. Non-large 64bit PIC can do.
25510 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
25511 * cmodel.h: Add LARGE PIC.
25512 * i386.md (UNSPEC_PLTOFF): New.
25513 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
25515 (*call_1_rex64): Disable for large models.
25516 (*call_1_rex64_large): New.
25517 (*call_value_1_rex64): Disable for large models.
25518 (*call_value_1_rex64_large): New.
25519 (set_rip_rex4): New.
25520 (set_got_offset_rex64): New.
25521 * predicates.md (constant_call_address_operand): For large model
25522 constant calls are not possible.
25523 * i386-protos.h (construct_plt_address): Declare.
25524 * i386.c (override_options): Accept large models.
25525 (ix86_expand_prologue): Expand large PIC GOT pointer load.
25526 (legitimate_constant_p): Add new UNSPECs.
25527 (legitimate_pic_operand_p): Likewise.
25528 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
25529 (legitimize_pic_address): Do easy RIP relative way for TLS only for
25531 (output_pic_addr_const): Add PLTOFF.
25532 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
25533 (ix86_expand_move): Legitimize pic address when in PIC mode.
25534 (construct_plt_address): New function.
25535 (ix86_expand_call): Offload the address to register and use GOT
25536 pointer for large model.
25537 * invoke.texi (mcmodel=large): Update documentation.
25539 2007-03-06 Richard Henderson <rth@redhat.com>
25541 * config/i386/i386.c (x86_use_leave, x86_push_memory,
25542 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
25543 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
25544 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
25545 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
25546 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
25547 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
25548 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
25549 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
25550 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
25551 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25552 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
25553 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25554 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25555 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
25556 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
25557 x86_schedule, x86_use_bt, x86_pad_returns,
25558 x86_use_xchgb): Merge into ...
25559 (ix86_tune_features): ... here. New array.
25560 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25561 x86_bswap): Merge into ...
25562 (ix86_arch_features): ... here. New array.
25563 (x86_3dnow_a): Remove.
25564 (x86_accumulate_outgoing_args): Make static.
25565 (x86_arch_always_fancy_math_387): Make static.
25566 (ix86_tune_mask, ix86_arch_mask): Move ...
25567 (override_options): ... to local variables here. Apply the
25568 appropriate mask to each element of ix86_arch_features and
25569 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
25570 as were done in the old macros.
25571 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
25572 * config/i386/i386.h (x86_use_leave, x86_push_memory,
25573 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
25574 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
25575 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
25576 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
25577 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
25578 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
25579 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
25580 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
25581 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
25582 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25583 x86_accumulate_outgoing_args, x86_prologue_using_move,
25584 x86_epilogue_using_move, x86_decompose_lea,
25585 x86_arch_always_fancy_math_387, x86_shift1,
25586 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25587 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25588 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
25589 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25590 x86_use_incdec, x86_pad_returns, x86_bswap,
25591 x86_partial_flag_reg_stall): Remove.
25592 (enum ix86_tune_indices): New.
25593 (ix86_tune_features): New.
25594 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
25595 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
25596 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
25597 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
25598 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
25599 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
25600 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
25601 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
25602 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
25603 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
25604 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
25605 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
25606 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
25607 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
25608 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
25609 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
25610 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
25611 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
25612 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
25613 TARGET_EXT_80387_CONSTANTS): Use it.
25614 (enum ix86_arch_indices): New.
25615 (ix86_arch_features): New.
25616 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
25617 TARGET_BSWAP): Use it.
25618 (ix86_tune_mask, ix86_arch_mask): Remove.
25620 2007-03-06 Joseph Myers <joseph@codesourcery.com>
25623 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
25624 Define using $${sysroot_headers_suffix}.
25625 * configure: Regenerate.
25626 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
25627 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
25629 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
25630 * gcc.c (print_sysroot_headers_suffix): New.
25631 (option_map): Include --print-sysroot-headers-suffix.
25632 (display_help): Mention -print-sysroot-headers-suffix.
25633 (process_command): Handle -print-sysroot-headers-suffix.
25634 (do_spec_1): Append multilib directory to include-fixed path if
25635 sysroot suffixes in use.
25636 (main): Handle -print-sysroot-headers-suffix.
25637 * Makefile.in (start.encap): Don't depend on xlimits.h
25638 (xlimits.h): Remove.
25639 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
25640 limits.h for each multilib in fixinc_list.
25641 (fixinc_list, s-fixinc_list): New.
25642 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
25643 generate them for each multilib in fixinc_list.
25644 (stmp-fixproto): Use include-fixed. Run fixproto for each
25645 multilib in fixinc_list.
25646 (mostlyclean): Don't remove xlimits.h.
25647 (clean): Remove include-fixed.
25648 (real-install-headers-tar, real-install-headers-cpio,
25649 real-install-headers-cp): Don't copy include, only include-fixed.
25650 (install-mkheaders): Depend on fixinc_list. Don't depend on
25651 xlimits.h. Save limits.h files for each multilib in fixinc_list.
25652 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
25653 SYSTEM_HEADER_DIR setting in mkheaders.conf.
25655 2007-03-06 Jan Hubicka <jh@suse.cz>
25657 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
25660 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25662 * configure.ac: Allow tm_file to contain build-directory files.
25663 * configure: Regenerate.
25664 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
25665 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
25666 * config/m68k/print-sysroot-suffix.sh: New file.
25668 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25670 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
25671 of pic_offset_table_rtx if reload_completed.
25672 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
25673 PIC_OFFSET_TABLE_REGNUM.
25674 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
25676 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
25677 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
25679 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25681 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25682 functions that call eh_return.
25684 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25686 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25687 functions that need a constant pool.
25689 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25692 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
25693 (m68k_preferred_reload_class): Likewise.
25694 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
25695 (SECONDARY_RELOAD_CLASS): Define.
25696 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
25697 (LIMIT_RELOAD_CLASS): Delete.
25698 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
25699 registers from storing bytes.
25700 (m68k_secondary_reload_class): New function.
25701 (m68k_preferred_reload_class): Likewise.
25703 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25705 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
25707 (m68k_expand_prologue): Likewise.
25709 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25711 * config/m68k/m68k-protos.h (output_sibcall): Declare.
25712 (mips_expand_epilogue): Add a bool parameter.
25713 (m68k_legitimize_sibcall_address): Declare.
25714 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
25715 (m68k_expand_epilogue): Add a parameter to select between sibling
25716 and normal epilogues. Only generate a return for the latter.
25717 (m68k_ok_for_sibcall_p): New function.
25718 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
25719 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
25720 (sibcall_value, *sibcall_value): Likewise.
25721 (*call, *call_value): Require !SIBLING_CALL_P.
25722 (epilogue): Update call to m68k_expand_epilogue.
25723 (sibcall_epilogue): New pattern.
25724 * config/m68k/predicates.md (const_call_operand): Say that this
25725 predicate applies to sibling calls too.
25726 (sibcall_operand): New predicate.
25728 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25730 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
25731 alternatives as movsi_cf.
25732 (movsf_cf_hard): Add commentary.
25734 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
25735 Richard Sandiford <richard@codesourcery.com>
25737 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
25738 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
25739 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
25740 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
25741 as being live on exit from an interrupt function.
25742 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
25743 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
25744 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
25745 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
25746 (m68k_interrupt_function_p): Globalize.
25747 (m68k_compute_frame_layout): Remove reverse mask code.
25748 (m68k_emit_movem, m68k_set_frame_related): New functions.
25749 (m68k_output_function_prologue): Delete in favor of...
25750 (m68k_expand_prologue): ...this new function.
25751 (m68k_output_function_epilogue): Delete in favor of...
25752 (m68k_expand_epilogue): ...this new function.
25753 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
25755 (print_operand): Handle %?.
25756 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
25757 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
25758 (prologue, epilogue): New patterns.
25759 (return): Turn into a define_expand.
25760 (*return): New pattern, derived from old "return" pattern. Use rte
25761 rather than rts for interrupt functions. Only use rtd if the pop
25763 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
25764 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
25765 (link, *link, unlink, *unlink, load_got): Likewise.
25767 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25771 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
25772 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
25773 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
25774 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
25775 and m68k_matches_u_p.
25776 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
25777 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
25778 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
25779 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
25780 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
25781 (REG_STRICT_P): New macro.
25782 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
25783 PCREL_GENERAL_OPERAND_OK.
25784 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
25785 m68k_legitimate_base_reg_p.
25786 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
25787 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
25788 (PIC_CASE_VECTOR_ADDRESS): Update comment.
25789 * config/m68k/m68k.c (m68k_address): New structure.
25790 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
25791 (m68k_decompose_index, m68k_legitimate_constant_address_p)
25792 (m68k_jump_table_ref_p, m68k_decompose_address)
25793 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
25794 (m68k_matches_u_p): New functions.
25795 (print_operand_address): Rewrite to use m68k_decompose_index.
25797 2007-03-05 David Taylor <dtaylor@emc.com>
25799 * gcc.c: Correct copyright date in --version output.
25801 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25803 * pa.md: In unamed move patterns, disparge copies between general
25804 and floating point registers using '?' modifier. Don't include 'f'
25805 constraint for register preferences in DImode, SImode, HImode and
25806 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
25807 Remove constraints for copies between general and floating registers
25808 in soft-float DFmode pattern.
25809 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
25813 2007-03-05 Mike Stump <mrs@apple.com>
25815 * c-common.c (targetcm): Add.
25816 * c-opts.c (c_common_handle_option): Handle language specific
25818 * opts.c (handle_option): Verify language for target options, if
25820 * opth-gen.awk: Add CL_LANG_ALL.
25821 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
25822 (TARGETCM_INITIALIZER): Add.
25823 * target.h (struct gcc_targetcm): Add.
25825 * targhooks.c (default_handle_c_option): Add.
25826 * targhooks.h (default_handle_c_option): Add.
25827 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
25829 * config/darwin.opt (iframework): Add.
25830 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
25831 * config/darwin-c.c (handle_c_option): Add.
25832 (TARGET_HANDLE_C_OPTION): Add.
25834 * doc/invoke.texi (Darwin Options): Add -iframework.
25836 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25838 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
25841 2007-03-05 Ian Lance Taylor <iant@google.com>
25843 * c.opt (fgnu89-inline): New option.
25844 * c-opts.c (c_common_post_options): Set default value for
25846 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
25847 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
25849 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
25850 (grokdeclarator, start_function): Likewise.
25851 * c-cppbuiltin.c (c_cpp_builtins): Define either
25852 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
25853 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
25854 (C Dialect Options): Document -fgnu89-inline.
25855 * doc/extend.texi (Function Attributes): Explain what the
25856 gnu_inline attribute does.
25857 * doc/cpp.texi (Common Predefined Macros): Document
25858 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
25860 2007-03-05 Ian Lance Taylor <iant@google.com>
25862 PR tree-optimization/31034
25863 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
25864 half-range if the other side is an overflow infinity.
25866 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25868 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
25869 (bfin*-linux-uclibc*): New configuration.
25870 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
25872 * config/bfin/linux.h: New file.
25873 * config/bfin/libgcc-bfin.ver: New file.
25874 * config/bfin/t-bfin-uclinux: New file.
25875 * config/bfin/t-bfin-linux: New file.
25876 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
25877 (TARGET_OS_CPP_BUILTINS): New macro.
25879 2007-03-05 Richard Guenther <rguenther@suse.de>
25881 * fold-const.c (fold_binary): Remove duplicate folding
25882 of comparison of non-null ADDR_EXPR against null.
25884 2007-03-05 Richard Guenther <rguenther@suse.de>
25885 Dorit Nuzman <dorit@il.ibm.com>
25887 PR tree-optimization/26420
25888 * tree-vectorizer.c (vectorize_loops): Bail out early if there
25889 are no loops in the function. Only print the number of
25890 vectorized loops if it is greater than zero or we are supposed
25891 to print information about unvectorized loops.
25893 2007-03-05 Revital Eres <eres@il.ibm.com>
25895 * gcc.dg/var-expand1.c: New test.
25896 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
25897 when an accumulator is expanded.
25899 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25902 * c-common.c (convert_and_check): Don't give warnings for
25903 conversion if 'expr' already overflowed.
25905 2007-03-04 Roger Sayle <roger@eyesopen.com>
25907 PR middle-end/30744
25908 * fold-const.c (fold_comparison): Enforce type consistency when
25909 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
25911 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
25913 * tree-ssa-address.c (create_mem_ref): Do not put an expression
25914 containing a cast to the base of TARGET_MEM_REF.
25916 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
25918 * tree.c (tree_contains_struct_check_failed): Remove spurious
25919 whitespace from error message.
25921 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
25924 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
25925 instead of precision.
25927 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
25928 Nathan Sidwell <nathan@codesourcery.com>
25930 * emit-rtl.c (find_auto_inc): New.
25931 (try_split): recreate REG_INC notes,
25932 Use regular for loops rather than whiles.
25934 2007-03-03 Andreas Schwab <schwab@suse.de>
25936 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
25937 * configure: Regenerate.
25939 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25941 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
25942 flag_rounding_math, not flag_unsafe_math_optimizations.
25944 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
25946 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
25947 alpha_fold_vector_minmax): Likewise.
25948 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
25949 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
25951 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25953 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
25954 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
25955 if the lhs has side-effects.
25956 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
25958 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25960 * config/i386/i386.h (TUNEMASK): Remove define.
25961 (ARCHMASK): Remove define.
25962 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
25963 Use ix86_arch_mask variable instead of ARCHMASK.
25964 * config/i386/i386.c (override_options): Ditto.
25965 (standard_80387_constant_p): Ditto.
25967 2007-03-02 Ian Lance Taylor <iant@google.com>
25969 Used signed infinities in VRP.
25970 * tree-vrp.c (uses_overflow_infinity): New static function.
25971 (supports_overflow_infinity): New static function.
25972 (make_overflow_infinity): New static function.
25973 (negative_overflow_infinity): New static function.
25974 (positive_overflow_infinity): New static function.
25975 (is_negative_overflow_infinity): New static function.
25976 (is_positive_overflow_infinity): New static function.
25977 (is_overflow_infinity): New static function.
25978 (overflow_infinity_range_p): New static function.
25979 (compare_values_warnv): New function split out of compare_values.
25980 (compare_value): Call it.
25981 (set_value_range_to_nonnegative): Add overflow_infinity
25982 parameter. Change caller.
25983 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
25985 (vrp_expr_computes_nonzero): Likewise.
25986 (compare_ranges, compare_range_with_value): Likewise.
25987 (compare_name_with_value, compare_names): Likewise.
25988 (vrp_evaluate_conditional): Likewise.
25989 (set_value_range): Handle infinity
25990 (vrp_operand_equal_p, operand_less_p): Likewise.
25991 (extract_range_from_assert): Likewise.
25992 (vrp_int_const_binop): Likewise.
25993 (extract_range_from_binary_expr): Likewise.
25994 (extract_range_from_unary_expr): Likewise.
25995 (extract_range_from_comparison): Likewise.
25996 (extract_range_from_expr): Likewise.
25997 (dump_value_range): Likewise.
25998 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
25999 (test_for_singularity): Likewise.
26000 (vrp_int_const_binop): Remove inline qualifier.
26001 (adjust_range_with_scev): Add comment.
26002 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26004 2007-03-02 Diego Novillo <dnovillo@redhat.com>
26006 * tree-ssa-structalias.c (could_have_pointers): Tidy.
26007 (get_constraint_for): Likewise.
26008 (do_structure_copy): Likewise.
26009 (find_func_aliases): Fix references to MODIFY_EXPR.
26010 (intra_create_variable_infos): Tidy.
26011 * tree-ssa-operands.c (add_virtual_operand): Add argument
26013 When adding members of alias sets, if IS_CALL_SITE is true and
26014 the symbol is not call-clobbered, skip it.
26015 Adjust all callers.
26017 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26019 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
26020 entry by means of emit_insn_at_entry.
26022 2007-03-02 Richard Henderson <rth@redhat.com>
26024 * expr.h (promoted_input_arg): Remove decl.
26025 * function.c (promoted_input_arg): Merge into ...
26026 * combine.c (setup_incoming_promotions): ... only caller.
26027 Rearrange to avoid double loop.
26029 2007-03-02 Ben Elliston <bje@au.ibm.com>
26030 Peter Bergner <bergner@vnet.ibm.com>
26031 Janis Johnson <janis187@us.ibm.com>
26033 * config/rs6000/dfp.md: New file.
26034 * config/rs6000/rs6000.md: Include dfp.md.
26035 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
26036 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
26037 and TDmode decimal float modes in FP registers.
26038 (num_insns_constant): Likewise.
26039 (rs6000_legitimate_offset_address_p): Likewise.
26040 (rs6000_legitimize_address): Likewise.
26041 (rs6000_legitimize_reload_address): Likewise.
26042 (rs6000_legitimate_address): Likewise.
26043 (rs6000_emit_move): Likewise.
26044 (function_arg_boundary): Likewise.
26045 (function_arg_advance): Likewise.
26046 (rs6000_darwin64_record_arg_recurse): Likewise.
26047 (function_arg): Likewise.
26048 (rs6000_gimplify_va_arg): Likewise.
26049 (rs6000_split_multireg_move): Likewise.
26050 (rs6000_output_function_epilogue): Likewise.
26051 (rs6000_output_function_epilogue): Likewise.
26052 (rs6000_register_move_cost): Likewise.
26053 (rs6000_function_value): Likewise.
26054 (rs6000_libcall_value): Likewise.
26056 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26058 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
26060 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26062 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
26063 Use $MULTIDIR to choose between the kernel and RTP headers,
26064 and use $WIND_BASE and $WIND_USR to locate them.
26066 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26068 * config/i386/i386.c (override_options): Put initialization of
26069 ix86_tune_mask and ix86_arch_mask to the correct place.
26071 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26072 Michael Meissner <michael.meissner@amd.com>
26075 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
26076 (ARCHMASK): Define.
26077 (TARGET_CMOVE): Use ARCHMASK.
26078 (TARGET_CMPXCHG): Ditto.
26079 (TARGET_CMPXCHG8B): Ditto.
26080 (TARGET_XADD): Ditto.
26081 (TARGET_BSWAP): Ditto.
26082 * config/i386/i386.c (ix86_tune_mask): New global variable.
26083 (ix86_arch_mask): Ditto.
26084 (override_options): Initialize ix86_tune_mask and
26085 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
26088 2007-03-02 Ben Elliston <bje@au.ibm.com>
26091 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
26093 2007-03-02 Joseph Myers <joseph@codesourcery.com>
26095 * target.h (init_dwarf_reg_sizes_extra): New target hook.
26096 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
26097 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
26098 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
26100 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
26101 rs6000_init_dwarf_reg_sizes_extra): New.
26102 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
26103 SPE register high parts.
26105 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
26107 * Makefile.in: Add install-pdf target as
26108 copied from automake v1.10 rules.
26109 * configure.ac: Add install-pdf to target list.
26110 * configure: Regenerate.
26112 2007-03-01 Paul Brook <paul@codesourcery.com>
26114 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
26115 modes to LDRD for DImode.
26116 (output_move_double): Fixup out of range ldrd/strd.
26117 (vfp_secondary_reload_class): Rename...
26118 (coproc_secondary_reload_class): ... to this. Add wb argument.
26119 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
26120 coproc_secondary_reload_class for CLASS_IWMMXT.
26121 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
26122 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
26124 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
26126 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
26127 unroll factor by the estimated number of iterations.
26128 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
26129 than prefetch latency.
26131 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
26132 decode_caches_intel, detect_caches_intel): New functions.
26133 (host_detect_local_cpu): Use detect_caches_amd and
26134 detect_caches_intel.
26136 2007-03-01 Richard Henderson <rth@redhat.com>
26138 * expr.c (emit_move_complex_push): Export.
26139 (emit_move_complex_parts): Split out from ...
26140 (emit_move_complex): ... here.
26141 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
26142 * config/i386/i386.md (movcdi): New.
26144 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
26146 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
26147 size of mode1 to check for tieable modes in MMX case.
26149 2007-03-01 Richard Sandiford <richard@codesourcery.com>
26151 * Makefile.in (rtlanal.o): Depend on tree.h.
26152 * rtl.h (offset_within_section_p, split_const): Declare.
26153 * rtlanal.c: Include tree.h.
26154 (offset_within_block_p): New function, taken from
26155 mips_offset_within_object_p.
26156 (split_const): New function, taken from mips_split_const.
26157 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
26159 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
26160 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
26161 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
26162 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
26163 (m68k_illegitimate_symbolic_constant_p): New function.
26164 * config/m68k/m68k.md (movsi): Remove misleading predicates.
26165 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
26166 symbolic constant that might be outside the symbol's section,
26167 move the symbol first and then add the offset.
26168 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
26170 * config/mips/mips.c (mips_split_const): Delete.
26171 (mips_offset_within_object_p): Delete.
26172 (mips_symbolic_constant_p): Use offset_within_section_p and
26173 split_const instead of mips_offset_within_object_p and
26175 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
26176 (mips_legitimize_const_move, print_operand_reloc)
26177 (mips_dangerous_for_la25_p): Use split_const instead of
26180 2007-02-28 Eric Christopher <echristo@apple.com>
26182 * Makefile.in (install-include-dir): Don't rm -rf include.
26184 2007-02-28 Richard Guenther <rguenther@suse.de>
26186 PR middle-end/30364
26187 * fold-const.c (fold_binary): Do not associate expressions
26188 with more than one variable for integer types that do not wrap.
26190 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
26192 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
26193 Delete, and replace with...
26194 (fold_builtin_call_array): This. Update callers to use it.
26195 * fold-const.c (fold_build_call_list): Delete, and replace with...
26196 (fold_build_call_array): This.
26197 (fold_build_call_list_initializer): Delete, and replace with...
26198 (fold_build_call_array_initializer): This.
26199 * tree.h: Update declarations to reflect above changes.
26201 * c-typeck.c (build_function_call): Store converted arguments
26202 in a stack-allocated array instead of building a list.
26203 (convert_arguments): Store arguments in the array passed in as an
26204 argument, and return the actual number of arguments.
26205 * c-format.c: (check_function_format): Pass arguments in an
26206 array instead of a list.
26207 * c-common.c (check_function_nonnull): Likewise.
26208 (check_function_sentinel): Likewise.
26209 (check_function_arguments): Likewise.
26210 * c-common.h: Update declarations to reflect above changes.
26212 2007-02-28 Jan Hubicka <jh@suse.cz>
26214 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
26215 PRED_NEGATIVE_RETURN): Update outcomes.
26217 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
26219 * calls.c (emit_library_call_value_1): Handle partial registers
26220 correctly when building up CALL_INSN_FUNCTION_USAGE.
26222 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26224 * pa/predicates.md (move_src_operand): Allow zero for mode.
26225 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
26228 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
26231 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
26232 *movv2df_internal): Enable pattern only for valid operand
26234 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
26235 tie only 128bit modes. For MMX registers, tie only 64bit modes.
26237 2007-02-27 Mike Stump <mrs@apple.com>
26239 * config/darwin-crt3.c: Avoid compilation when compiling for a
26242 2007-02-27 Joseph Myers <joseph@codesourcery.com>
26244 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
26246 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
26247 for fixed headers and limits.h.
26248 (install-include-dir, install-headers-tar, install-headers-cpio,
26249 install-headers-cp, real-install-headers-tar,
26250 real-install-headers-cpio, real-install-headers-cp): Handle
26251 include-fixed as well as include.
26252 (install-mkheaders): Don't install files that go only in include
26254 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
26255 from GCC_INCLUDE_DIR.
26256 * gcc.c (process_command): Remove special -BstageN/ handling.
26257 (do_spec_1): Add include-fixed directories.
26259 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26261 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
26263 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
26265 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
26268 2007-02-27 Mark Mitchell <mark@codesourcery.com>
26270 * c-common.c (get_priority): Add check for
26271 SUPPORTS_INIT_PRIORITY.
26273 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26275 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
26277 * config/bfin/bfin.c: Include "cfglayout.h".
26278 (MAX_LSETUP_DISTANCE): New macro.
26279 (struct loop_info): New members incoming, incoming_src and
26280 incoming_dest. Delete member predecessor.
26281 (length_for_loop): New function.
26282 (bfin_optimize_loop): Handle more different loop structures.
26283 (bfin_discover_loop): Rework detection of predecessor blocks by
26284 examining incoming edges.
26285 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
26287 (bfin_reorder_loops): New function.
26288 (bfin_reorg_loops): Use these three new functions.
26290 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
26291 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
26292 (CONSTRAINT_LEN): Add entry for 'q'.
26293 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
26294 Add 'q' constraints.
26295 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
26296 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
26298 * config/bfin/bfin.md (add_with_carry): New pattern.
26299 (s_or_u, su_optab, su_modifier): New code macros/attrs.
26300 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
26301 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
26302 support unsigned multiplies too. Removed incorrect commutativity from
26303 operand 1 constraint where appropriate.
26304 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
26306 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
26307 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
26309 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
26310 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
26311 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
26312 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
26313 usmulhisi_hh_huh): New patterns.
26315 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
26316 lshifthi3): Fix output template to use half reg for operand 2.
26318 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
26321 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
26323 2007-02-27 Andreas Schwab <schwab@suse.de>
26325 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
26327 2007-02-27 Jan Hubicka <jh@suse.cz>
26329 * predict.c (last_basic_block_p): Remove.
26330 (tree_estimate_probability): Update return heuristic for commonized
26333 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
26335 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
26337 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
26339 * doc/include/gcc-common.texi (versionsubtitle): New macro.
26340 * doc/cpp.texi: Standardize title page.
26341 * doc/cppinternals.texi: Likewise.
26342 * doc/gcc.texi: Standardize title page, remove version number
26343 from copyright page.
26344 * doc/gccint.texi: Likewise.
26345 * doc/install.texi: Standardize title page, add table of
26348 2007-02-26 Jan Hubicka <jh@suse.cz>
26350 * predict.def: Set outcomes according to more recent results.
26351 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
26352 Remove dead predictors.
26353 * predict.c (return_prediction): Fix pasto.
26355 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26357 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
26358 change; avoid a memory leak when returning early.
26360 2007-02-26 Mark Mitchell <mark@codesourcery.com>
26362 * c-decl.c (static_ctors): Move to c-common.c.
26363 (static_dtors): Likewise.
26364 (finish_function): Use c_record_cdtor_fn.
26365 (build_cdtor): Move to c-common.c.
26366 (c_write_global_declarations): Use c_build_cdtor_fns.
26367 * c-common.h (static_ctors): Declare.
26368 (static_dtors): Likewise.
26369 (c_record_cdtor_fn): Likewise.
26370 (c_build_cdtor_fns): Likewise.
26371 * c-common.c (static_ctors): New variable.
26372 (static_dtors): Likewise.
26373 (c_record_cdtor_fn): New function.
26374 (build_cdtor): Move from c-decl.c
26375 (c_build_cdtor_fns): New function.
26377 * output.h (assemble_addr_to_section): Declare.
26378 (get_cdtor_priority_section): Likewise.
26379 * varasm.c (assemble_addr_to_section): New function.
26380 (get_cdtor_priority_section): Likewise.
26381 (default_named_section_asm_out_destructor): Use them.
26382 (destor_dtor_section_asm_out_destructor): Likewise.
26383 (default_named_section_asm_out_constructor): Likewise.
26384 (default_ctor_section_asm_out_constructor): Likewise.
26385 * config.gcc (*-*-vxworks*): Include vxworks.o.
26386 * config/t-vxworks (vxworks.o): New target.
26387 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
26388 (TARGET_ASM_CONSTRUCTOR): Define.
26389 (TARGET_ASM_DESTRUCTOR): Likewise.
26390 (vxworks_asm_out_constructor): Declare.
26391 (vxworks_asm_out_destructor): Likewise.
26393 * c-common.c (get_priority): Check that we have not just an
26394 INTEGER_CST, but an integer constant with integeral type.
26396 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
26398 PR tree-optimization/30938
26399 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
26400 use &dt[nargs-1] instead of &dt[nargs] in the call to
26401 vect_is_simple_use().
26403 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
26405 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
26406 from register elimination as PRE_MODIFY / POST_MODIFY increments.
26407 Do not attempt to handle MEM inside auto-inc expressions.
26408 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
26409 of a register modified by an auto-inc expression. However, do handle
26410 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
26411 (elimination_effects): Prohibit elimination of a register modified
26412 by an auto-inc expression. Disable register elimination rules whose
26413 target register is modified by an auto-inc expression with variable
26416 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
26418 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
26420 (array_at_struct_end_p): New function.
26421 (idx_infer_loop_bounds): Use it.
26422 (estimate_numbers_of_iterations_loop): Export.
26423 * predict.c (predict_loops): Use estimated_loop_iterations_int.
26424 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
26425 (tree_estimate_probability): Call record_loop_exits.
26426 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
26427 (estimated_loop_iterations, estimated_loop_iterations_int,
26428 estimated_loop_iterations_tree): New functions.
26429 (analyze_siv_subscript_cst_affine,
26430 compute_overlap_steps_for_affine_1_2,
26431 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
26432 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
26433 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
26434 (PRED_LOOP_ITERATIONS_GUESSED): New.
26435 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
26436 * cfgloop.h (estimate_numbers_of_iterations_loop,
26437 estimated_loop_iterations_int): Declare.
26439 2007-02-25 Mark Mitchell <mark@codesourcery.com>
26441 * doc/extend.texi: Document optional priority argument to
26442 constructors and destructors.
26443 * tree.c (init_priority_for_decl): Adjust GTY markers.
26444 (init_ttree): Use priority-info hash functions for
26445 init_priority_for_decl.
26446 (tree_map_eq): Rename to ...
26447 (tree_map_base_eq): ... this.
26448 (tree_map_marked_p): Rename to ...
26449 (tree_map_base_marked_p): ... this.
26450 (tree_map_base_hash): New function.
26451 (decl_init_priority_lookup): Rework.
26452 (decl_fini_priority_lookup): New function.
26453 (decl_priority_info): New function.
26454 (decl_init_priority_insert): Use it.
26455 (decl_fini_priority_insert): Likewise.
26456 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
26458 (decl_restrict_base_insert): Likewise.
26459 (decl_debug_expr_insert): Likewise.
26460 (decl_value_expr_lookup): Likewise.
26461 (decl_value_expr_insert): Likewise.
26462 * tree.h (priority_type): New type.
26463 (decl_init_priority_lookup): Use priority_type.
26464 (decl_fini_priority_lookup): New function.
26465 (decl_init_priority_insert): Use priority_type.
26466 (decl_fini_priority_insert): New function.
26467 (DECL_HAS_INIT_PRIORITY): Tweak comments.
26468 (DECL_INIT_PRIORITY): Likewise.
26469 (SET_DECL_INIT_PRIORITY): Add comment.
26470 (DECL_FINI_PRIORITY): New macro.
26471 (SET_DECL_FINI_PRIORITY): Likewise.
26472 (DEFAULT_INIT_PRIORITY): Document.
26473 (MAX_INIT_PRIORITY): Likewise.
26474 (MAX_RESERVED_INIT_PRIORITY): Likewise.
26475 (tree_map_base): New type.
26476 (tree_map_base_eq): New function.
26477 (tree_map_base_hash): Likewise.
26478 (tree_map_base_marked_p): Likewise.
26479 (tree_map): Inherit from tree_map_base.
26480 (tree_map_eq): Make it a macro.
26481 (tree_map_marked_p): Likewise.
26482 (tree_int_map): Inherit from tree_map_base.
26483 (tree_int_map_eq): Make it a macro.
26484 (tree_int_map_hash): Likewise.
26485 (tree_int_map_marked_p): Likewise.
26486 (tree_priority_map): New type.
26487 (tree_priority_map_eq): New macro.
26488 (tree_priority_map_hash): Likewise.
26489 (tree_priority_map_marked_p): Likewise.
26490 * varasm.c (emults_decl): Adjust for refactoring of tree_map
26492 (emutls_common_1): Likewise.
26493 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
26494 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
26495 of tree_map hierarchy.
26496 * tree-cfg.c (move_stmt_r): Likewise.
26497 (new_label_mapper): Likewise.
26498 * c-tree.h (c_expand_body): Move to ...
26499 * c-common.h (c_expand_body): ... here.
26500 * c-decl.c (c_expand_body): Move to ...
26501 * c-common.c (c_expand_body): ... here.
26502 (c_common_attribute_table): Allow 1 argument for the constructor
26503 and destructor attributes.
26504 (get_priority): New function.
26505 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
26506 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
26508 2007-02-24 Jan Hubicka <jh@suse.cz>
26510 PR middle-end/30509
26511 * tree-inline.c (copy_bb): Produce exact copy of EH info when
26512 copying for inlining.
26514 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26515 Jan Hubicka <jh@suse.cz>
26518 * i386.c (counter_mode): New function.
26519 (expand_set_or_movmem_via_loop): Use it.
26520 (expand_movmem_epilogue): Likewise; fix pasto.
26521 (ix86_expand_movmem): Do emit guard even for constant counts.
26522 (ix86_expand_setmem): Likewise.
26524 2007-02-25 Nick Clifton <nickc@redhat.com>
26526 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
26527 (JUMP_TABLES_IN_TEXT_SECTION): Define.
26529 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26532 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
26533 count argument with 0x10, not with 0x16.
26534 (expand_setmem_epilogue): Ditto.
26536 2007-02-24 Mike Stump <mrs@apple.com>
26538 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
26541 2007-02-24 Richard Guenther <rguenther@suse.de>
26543 PR middle-end/30951
26544 * fold-const.c (fold_binary): Fold x +- CST op x for
26545 EQ_EXPR and NE_EXPR.
26547 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26549 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
26551 2007-02-24 Jan Hubicka <jh@suse.cz>
26553 * cgraphunit.c (decide_is_function_needed): Honor
26554 -fkeep-inline-functions.
26556 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26558 * builtins.c (fold_builtin_modf): New.
26559 (fold_builtin_2): Use it.
26561 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
26563 * loop-iv.c (implies_p): Detect additional cases where A implies B.
26564 (determine_max_iter): Take additional LOOP arg; all callers changed.
26565 Lose broken logic dealing with PLUS. Try to limit the upper bound by
26566 one using simplifications.
26567 (simplify_using_initial_values): Return if the expression becomes
26568 invalid due to altered regs.
26570 2007-02-23 DJ Delorie <dj@redhat.com>
26572 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
26574 2007-02-23 Mike Stump <mrs@apple.com>
26576 * tlink.c (scan_linker_output): Parse linker messages from
26577 darwin9's linker better.
26579 2007-02-23 Steve Ellcey <sje@cup.hp.com>
26582 * varpool.c (varpool_assemble_pending_decls): Set
26583 varpool_last_needed_node to null.
26585 2007-02-23 DJ Delorie <dj@redhat.com>
26587 * config/i386/i386.c (ix86_data_alignment): Don't specify an
26588 alignment bigger than the object file can handle.
26590 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
26593 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
26594 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
26595 (*movsf_1): Penalize MMX moves.
26597 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
26599 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
26600 2^32-1 or more times unless flag_unsafe_loop_optimizations.
26602 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
26604 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26606 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
26607 (fold_builtin_1): Use them.
26608 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26609 BUILT_IN_SIGNIFICAND.
26611 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
26613 * config/i386/i386.c (bdesc_1arg): Initialize
26614 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
26615 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
26616 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
26617 and IX86_BUILTIN_MOVSLDUP.
26619 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
26621 PR rtl-optimization/30841
26622 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
26624 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26626 * builtins.c (fold_builtin_frexp): New.
26627 (fold_builtin_2): Use it.
26629 2007-02-22 Mark Mitchell <mark@codesourcery.com>
26631 * doc/invoke.texi (Spec Files): Document getenv spec function.
26633 * gcc.c (getenv_spec_function): New function.
26634 (static_spec_functions): Add it.
26635 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
26636 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
26639 2007-02-22 Michael Matz <matz@suse.de
26642 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
26643 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
26645 2007-02-22 Ian Lance Taylor <iant@google.com>
26648 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
26649 (mem_loc_descriptor): Call it.
26651 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
26652 Ira Rosen <irar@il.ibm.com>
26654 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
26656 2007-02-22 Ira Rosen <irar@il.ibm.com>
26658 PR tree-optimization/30843
26659 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
26660 stores only after all the group is vectorized.
26662 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
26664 PR tree-optimization/30858
26665 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
26666 in the reduction cycle have a single use in the loop.
26667 * tree-vectorizer.h (relevant): Add documentation.
26669 2007-02-20 Mike Stump <mrs@apple.com>
26671 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
26672 * configure: Regenerate.
26674 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
26676 Change the defaults of some parameters and options.
26677 * config/spu/spu-protos.h (spu_optimization_options): Declare.
26678 * config/spu/spu.c (spu_optimization_options): Add.
26679 (spu_override_options): Change params in spu_optimization_options.
26680 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
26682 Register 127 is only 16 byte aligned when used as a frame pointer.
26683 * config/spu/spu-protos.h (spu_init_expanders): Declare.
26684 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
26685 HARD_FRAME_POINTER_REGNUM.
26686 (spu_legitimate_address): Use regno_aligned_for_reload.
26687 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
26688 aligned when frame_pointer_needed is true.
26689 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
26691 * config/spu/spu.h (INIT_EXPANDERS): Define.
26693 Make sure shift and rotate instructions have valid immediate operands.
26694 * config/spu/predicates.md (spu_shift_operand): Remove.
26695 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
26696 * config/spu/constraints.md (W, O): Extend range.
26697 * config/spu/spu.md (umask, nmask): Define.
26698 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
26699 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
26700 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
26701 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
26702 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
26703 (lshr<mode>3_reg): Fix rtl description.
26705 Make sure mulhisi immediate operands are valid.
26706 * config/spu/predicates.md (imm_K_operand): Add.
26707 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
26709 Generate constants using fsmbi and andi.
26710 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
26711 (print_operand, spu_split_immediate, classify_immediate,
26712 fsmbi_const_p): Handle IC_FSMBI2.
26714 Correctly handle a CONST_VECTOR containing symbols.
26715 * config/spu/spu.c (print_operand): Handle HIGH correctly.
26716 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
26717 (immediate_load_p): Allow symbols that use 2 instructions to create.
26718 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
26719 with symbols when flag_pic is set.
26720 (const_vector_immediate_p): New.
26721 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
26722 accept a CONST_VECTOR with symbols.
26723 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
26724 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
26726 * config/spu/spu.md (high, low): Delete.
26727 (low_<mode>): Define.
26729 Remove INTRmode and INTR_REGNUM, which didn't work.
26730 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
26732 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
26733 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
26734 peephole2 pattern): Don't use INTR or 131.
26735 (movintrcc): Delete.
26736 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
26737 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
26738 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
26739 (UNSPEC_SET_INTR): Add.
26740 * config/spu/spu-modes.def (INTR): Remove.
26742 More accurate warnings about run-time relocations.
26743 * config/spu/spu.c (reloc_diagnostic): Test in_section.
26745 Correctly warn about immediate arguments to specific intrinsics.
26746 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
26747 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
26748 the instruction predicate.
26750 Fix tree check errors with latest update.
26751 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
26753 (spu_expand_builtin): Use CALL_EXPR_FN.
26755 Add missing specific intrinsics.
26756 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
26758 * config/spu/spu_internals.h: Ditto.
26760 Fix incorrect operand modifiers.
26761 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
26762 * config/spu/spu.md (xor<mode>3): Change %S to %J.
26764 Optimize one case of zero_extend of a vec_select.
26765 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
26767 Accept any immediate for hbr.
26768 * config/spu/spu.md (hbr): Change s constraints to i.
26770 2007-02-21 Paul Brook <paul@codesourcery.com>
26772 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
26773 condexec_count when skipping USE and CLOBBER.
26775 2007-02-21 Nick Clifton <nickc@redhat.com>
26777 * common.opt (Warray-bounds): Add Warning attribute.
26778 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
26780 (fsized-zeroes): Add Optimization attribute.
26781 (fsplit-wide-types, ftree-scev-cprop): Likewise.
26782 * c.opt (Wc++0x-compat): Add Warning attribute.
26784 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
26786 PR middle-end/30761
26787 * reload1.c (eliminate_regs_in_insn): In the single_set special
26788 case, attempt to re-recognize the insn before falling back to
26789 having reload fix it up.
26791 2007-02-20 Eric Christopher <echristo@gmail.com>
26793 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
26794 Rewrite accordingly.
26795 (frv_read_iacc_argument): Ditto.
26796 (frv_expand_set_builtin): Take a call instead of arglist, update for
26798 (frv_expand_unop_builtin): Ditto.
26799 (frv_expand_binop_builtin): Ditto.
26800 (frv_expand_cut_builtin): Ditto.
26801 (frv_expand_binopimm_builtin): Ditto.
26802 (frv_expand_voidbinop_builtin): Ditto.
26803 (frv_expand_int_void2arg): Ditto.
26804 (frv_expand_prefetches): Ditto.
26805 (frv_expand_voidtriop_builtin): Ditto.
26806 (frv_expand_voidaccop_builtin): Ditto.
26807 (frv_expand_load_builtin): Ditto.
26808 (frv_expand_store_builtin): Ditto.
26809 (frv_expand_mdpackh_builtin): Ditto.
26810 (frv_expand_mclracc_builtin): Ditto.
26811 (frv_expand_mrdacc_builtin): Ditto.
26812 (frv_expand_mwtacc_builtin): Ditto.
26813 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
26816 2007-02-20 Janis Johnson <janis187@us.ibm.com>
26818 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
26819 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
26821 (HAVE_GAS_DFP): Check for assembler support of decimal floating
26822 point instructions.
26823 * configure: Regenerate.
26824 * config.in: Regenerate.
26825 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
26826 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
26827 masks to power6 and power6x and to POWERPC_MASKS.
26828 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26830 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
26831 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
26832 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26833 Access PROTOTYPE as variable, not mask.
26835 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26837 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
26838 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
26839 * combine.c (adjust_for_new_dest): Use it.
26840 * postreload.c (reload_combine): Likewise.
26842 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26844 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
26845 notes on an insn with multiple sets, even if single_set returns
26846 non-NULL for that insn.
26848 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26850 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
26851 scalbn and scalbln.
26853 2007-02-20 Geoffrey Keating <geoffk@apple.com>
26855 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
26856 if user didn't pass it.
26857 * config/i386/darwin.h (CC1_SPEC): Likewise.
26858 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
26859 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
26860 -mmacosx-version-min.
26862 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26863 Uros Bizjak <ubizjak@gmail.com>
26865 * optabs.h (enum optab_index): Add new OTI_scalb.
26866 (scalb_optab): Define corresponding macro.
26867 * optabs.c (init_optabs): Initialize scalb_optab.
26868 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
26870 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
26871 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
26872 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
26873 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
26874 flag_unsafe_math_optimizations is set.
26876 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
26877 to implement scalbf, scalb and scalbl built-ins as inline x87
26880 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26881 DJ Delorie <dj@redhat.com>
26884 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
26885 (diagnostic_report_diagnostic): ... here, and turn them into real
26886 errors. If warnings are inhibited, no need to do anything.
26888 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
26890 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
26891 better code generation.
26893 2007-02-20 Ben Elliston <bje@au.ibm.com>
26895 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
26897 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
26899 * config/alpha/alpha.c, config/alpha/alpha.md,
26900 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
26901 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
26902 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
26903 config/arm/lib1funcs.asm: Follow spelling conventions.
26905 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
26906 config/fr30/fr30.md, config/i386/i386.h,
26907 config/iq2000/iq2000.h, config/iq2000/predicates.md,
26908 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
26909 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
26910 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
26911 config/rs6000/altivec.md, config/rs6000/rs6000.c,
26912 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
26913 config/sparc/sparc.c, config/sparc/sparc.h,
26914 config/sparc/sparc.md, config/spu/constraints.md,
26915 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
26918 2007-02-20 Alan Modra <amodra@bigpond.net.au>
26921 * varasm.c (use_blocks_for_decl_p): Return false for decls with
26924 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26926 * doc/invoke.texi (-ftree-lrs): Remove.
26928 2007-02-19 Diego Novillo <dnovillo@redhat.com>
26930 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
26933 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
26935 * config/ia64/ia64.c (ia64_expand_builtin): Use the
26936 new CALL_EXPR_FN macro for retrieving the function
26937 declaration of the input expression.
26939 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26941 * c.opt (Waddress): New.
26942 * common.opt (Walways-true): Delete.
26943 (Wstring-literal-comparison): Delete.
26944 * doc/invoke.texi (Warning Options): Delete -Walways-true and
26945 -Wstring-literal-comparison. Add -Waddress.
26947 (Walways-true): Delete.
26948 (Wstring-literal-comparison): Delete.
26949 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
26950 consistently instead of -Walways-true in example.
26951 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
26952 * c-typeck.c (parser_build_binary_op): Replace
26953 -Wstring-literal-comparison and -Walways-true with -Waddress.
26954 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
26957 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26959 * tree-cfg.c (dump_function_to_file): Be prepared for functions
26960 without DECL_STRUCT_FUNCTION initialized.
26962 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26964 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
26965 due to calls to functions taking pointers as parameters.
26967 2007-02-19 Richard Henderson <rth@redhat.com>
26970 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
26973 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
26975 * config/s390/s390.c (s390_call_saved_register_used,
26976 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
26977 accessed to the new scheme.
26979 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26981 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
26982 (cris_print_index, cris_print_operand, cris_print_operand_address)
26983 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
26984 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
26985 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
26986 GET_CODE () == xxx.
26987 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
26988 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
26989 GO_IF_LEGITIMATE_ADDRESS): Ditto.
26990 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
26991 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
26992 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
26993 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
26994 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
26995 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
26996 (uminsi3, call, call_value): Ditto.
26997 (define_split: indir_to_reg_split, unnamed): Ditto.
26999 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
27001 PR tree-optimization/30975
27002 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
27005 2007-02-18 Eric Christopher <echristo@gmail.com>
27007 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
27008 Remove use of arglist.
27009 (mips_expand_builtin): Remove use of arglist, pass in expr.
27010 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
27011 (mips_expand_builtin_movtf): Ditto.
27012 (mips_expand_builtin_compare): Ditto.
27014 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27016 * tree-sra.c (sra_build_assignment): Replace assertion
27017 checking with a comment explaining why it can't be done.
27019 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27021 PR middle-end/30833
27022 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
27023 during CALL_EXPR representation conversion.
27024 * tree-ssa-propagate.c (set_rhs): Likewise.
27026 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27028 * tree-sra.c (sra_build_assignment): Disable assertion checking
27031 2007-02-18 Roger Sayle <roger@eyesopen.com>
27033 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
27034 instead of calling build2 with a GIMPLE_MODIFY_STMT.
27035 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
27037 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
27038 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
27039 gimplify_init_ctor_eval_range, gimple_push_cleanup,
27040 gimplify_omp_for, gimplify_omp_atomic_pipeline,
27041 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
27042 force_gimple_operand): Likewise.
27043 * ipa-cp.c (constant_val_insert): Likewise.
27044 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
27045 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
27046 perfect_nestify): Likewise.
27047 * langhooks.c (lhd_omp_assignment): Likewise.
27048 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
27049 lower_copyprivate_clauses, lower_send_clauses,
27050 lower_send_shared_vars, expand_parallel_call,
27051 expand_omp_for_generic, expand_omp_for_static_nochunk,
27052 expand_omp_for_static_chunk, expand_omp_sections,
27053 lower_omp_single_copy, lower_omp_for_lastprivate,
27054 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
27055 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
27056 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
27059 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27061 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
27062 config/sh/sh.md: Follow spelling conventions.
27064 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
27065 config/frv/predicates.md: Follow spelling conventions.
27067 * config/m68k/linux-unwind.h: Fix a comment typo.
27068 * target.h: Follow spelling conventions.
27070 2007-02-18 Roger Sayle <roger@eyesopen.com>
27072 PR rtl-optimization/28173
27073 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
27074 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
27075 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
27076 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
27077 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
27079 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27081 * builtins.c (fold_builtin_load_exponent): New.
27082 (fold_builtin_2): Use it.
27084 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
27086 PR rtl-optimization/30773
27087 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
27088 if we fail to attach a REG_EQUIV note.
27090 2007-02-18 David Edelsohn <edelsohn@gnu.org>
27091 Roger Sayle <roger@eyesopen.com>
27093 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
27095 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27097 * calls.c (initialize_argument_information): Pass original EXP
27098 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
27099 code to split complex arguments here, as part of initializing the
27101 (expand_call): Remove code that builds a list of arguments and
27102 inserts implicit arguments into it. Instead, just count how many
27103 implicit arguments there will be so we can determine the size of
27104 the ARGS array, and let initialize_argument_information do the work.
27105 (split_complex_values): Delete unused function.
27107 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27109 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
27111 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27113 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
27114 for arg pointer based indexed addressing.
27116 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27118 * config/ia64/ia64.h, config/ia64/ia64.md,
27119 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
27120 spelling conventions.
27122 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27124 * config/m68k/m68k.c (split_di): New.
27125 * config/m68k/m68k-protos.h: Declare split_di.
27126 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
27127 Improve predicate handling and split constant shifts.
27129 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27131 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
27132 parameter for register bitfield operations, general predicates
27135 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27137 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
27138 * config/m68k/linux-unwind.h: New file.
27140 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27142 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
27143 config/i386/athlon.md, config/ia64/ia64.md,
27144 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
27145 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
27146 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
27147 tree-ssa-loop-niter.c, tree-vect-analyze.c,
27148 tree-vect-transform.c: Fix comment typos.
27150 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
27152 * sched-deps.c (find_insn_list): Remove.
27153 * sched-int.h: Remove the prototype for find_insn_list.
27155 2007-02-16 Geoffrey Keating <geoffk@apple.com>
27157 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
27159 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
27160 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
27161 darwin_rs6000_override_options.
27162 (C_COMMON_OVERRIDE_OPTIONS): Expect
27163 darwin_macosx_version_min to be non-NULL always.
27164 (TARGET_C99_FUNCTIONS): Likewise.
27165 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
27166 (DARWIN_MINVERSION_SPEC): New.
27167 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
27168 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
27170 (DARWIN_MINVERSION_SPEC): New.
27171 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
27173 * config/darwin-c.c (darwin_cpp_builtins): Expect
27174 darwin_macosx_version_min to be non-NULL always.
27176 * config/rs6000/rs6000.c: Clean up trailing whitespace.
27178 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
27180 * config/i386/i386.h (x86_use_xchgb): New.
27181 (TARGET_USE_XCHGB): New macro.
27182 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
27183 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
27184 Split after reload into bswaphi for shifts of 8.
27185 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
27186 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
27187 or when optimizing for size.
27189 2007-02-16 Richard Guenther <rguenther@suse.de>
27190 Christian Bruel <christian.bruel@st.com>
27192 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
27193 DECLs but prefer SSA_NAMEs over DECLs.
27195 2007-02-16 Richard Guenther <rguenther@suse.de>
27197 * tree-flow-inline.h (single_imm_use_p): Remove.
27198 (zero_imm_uses_p): Likewise.
27199 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
27200 instead of single_imm_use_p.
27201 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
27204 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27207 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
27208 nested double- and backquotes.
27210 2007-02-15 Roger Sayle <roger@eyesopen.com>
27212 PR middle-end/30391
27213 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
27214 should be unreachable.
27215 (build2_stat): Allow construction of MODIFY_EXPR at any time.
27216 For the time being redirect GIMPLE_MODIFY_STMT to the new
27217 (renamed) build_gimple_modify_stmt_stat.
27218 (build2_gimple_stat): Rename to...
27219 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
27220 Always build a GIMPLE_MODIFY_STMT node.
27221 * tree.h (build2_gimple, build2_gimple_stat): Delete.
27222 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
27225 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
27226 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
27227 * tree-complex.c (set_component_ssa_name, expand_complex_move,
27228 expand_complex_div_wide): Likewise.
27229 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
27230 * tree-ssa-loop-im.c (schedule_sm): Likewise.
27231 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
27232 * tree-ssa-loop-manip.c (create_iv): Likewise.
27233 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
27234 abs_replacement): Likewise.
27235 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
27236 realify_fake_stores): Likewise.
27238 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
27239 node rather than a GIMPLE_MODIFY_STMT node.
27240 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
27241 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
27243 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
27244 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
27245 GIMPLE_MODIFY_STMT.
27247 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27249 PR middle-end/30433
27250 * fold-const.c (fold_comparison): Add back the
27251 folding of constant complex comparisions.
27253 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27255 PR middle-end/30729
27256 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
27257 effects unknown to this function, return early.
27259 2007-02-15 Ian Lance Taylor <iant@google.com>
27261 * lower-subreg.c (move_eh_region_note): New static function.
27262 (resolve_simple_move): Call it.
27263 (decompose_multiword_subregs): Track blocks for which we resolve a
27264 simple move which is also a control flow insn. Pass them to
27265 find_many_sub_basic_blocks.
27266 (pass_lower_subreg): Add TODO_verify_flow.
27267 (pass_lower_subreg2): Likewise.
27269 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27270 Brooks Moses <brooks.moses@codesourcery.com>
27271 Lee Millward <lee.millward@codesourcery.com>
27273 * tree.h (enum tree_code_class): Add tcc_vl_exp.
27274 (VL_EXP_CLASS_P): New.
27275 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
27277 (TREE_OPERAND_CHECK_CODE): Likewise.
27278 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
27279 (TREE_RTL_OPERAND_CHECK): Likewise.
27280 (tree_operand_check_failed): Make second parameter the whole tree
27281 instead of its code. Fixed callers.
27282 (VL_EXP_CHECK): New.
27283 (TREE_OPERAND_LENGTH): New.
27284 (VL_EXP_OPERAND_LENGTH): New.
27285 (CALL_EXPR_FN): New.
27286 (CALL_EXPR_STATIC_CHAIN): New.
27287 (CALL_EXPR_ARGS): New.
27288 (CALL_EXPR_ARG): New.
27289 (call_expr_nargs): New.
27290 (CALL_EXPR_ARGP): New.
27291 (build_nt_call_list): Declare.
27292 (build_vl_exp_stat): Declare.
27293 (build_vl_exp): New.
27294 (build_call_list): Declare.
27295 (build_call_nary): Declare.
27296 (build_call_valist): Declare.
27297 (build_call_array): Declare.
27298 (call_expr_arg): Declare.
27299 (call_expr_argp): Declare.
27300 (call_expr_arglist): Declare.
27301 (fold_build_call_list): Declare.
27302 (fold_build_call_list_initializer): Declare.
27303 (fold_call_expr): Declare to replace fold_builtin.
27304 (fold_builtin_fputs): Update to agree with modified definition.
27305 (fold_builtin_strcpy): Likewise.
27306 (fold_builtin_strncpy): Likewise.
27307 (fold_builtin_memory_chk): Likewise.
27308 (fold_builtin_stxcpy_chk): Likewise.
27309 (fold_builtin_strncpy_chk): Likewise.
27310 (fold_builtin_next_arg): Likewise.
27311 (fold_build_call_expr): Declare.
27312 (fold_builtin_call_list): Declare.
27313 (fold_builtin_call_valist): Declare.
27314 (build_call_expr): Declare.
27315 (validate_arglist): Update to agree with modified definition.
27316 (tree_operand_length): New.
27317 (call_expr_arg_iterator): New.
27318 (init_call_expr_arg_iterator): New.
27319 (next_call_expr_arg): New.
27320 (first_call_expr_arg): New.
27321 (more_call_expr_args_p): New.
27322 (FOR_EACH_CALL_EXPR_ARG): New.
27324 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
27325 and tcc_gimple_stmt.
27326 (tree_code_size): Update documentation. Use sizeof (tree) rather
27327 than sizeof (char *).
27328 (tree_size): Likewise. Add case for tcc_vl_exp.
27329 (tree_node_structure): Add case for tcc_vl_exp.
27330 (contains_placeholder_p): Likewise.
27331 (substitute_in_expr): Likewise.
27332 (substitute_placeholder_in_expr): Likewise.
27333 (stabilize_reference_1): Likewise.
27334 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
27335 to diagnose breakage of this interface for constructing CALL_EXPRs.
27336 (build_nt): Add similar assertion here.
27337 (build_nt_call_list): New.
27338 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
27339 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
27341 (get_callee_fndecl): Use new CALL_EXPR accessors.
27342 (tree_operand_check_failed): Change parameters to pass entire node
27343 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
27344 (process_call_operands): New.
27345 (build_vl_exp_stat): New.
27346 (build_call_list): New.
27347 (build_call_nary): New.
27348 (build_call_valist): New.
27349 (build_call_array): New.
27350 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27351 (call_expr_arglist): New.
27353 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
27354 tcc_vl_exp instead of a fixed-size tcc_expression.
27356 * doc/c-tree.texi (CALL_EXPR): Document new representation and
27357 accessors for CALL_EXPRs.
27358 (AGGR_INIT_EXPR): Likewise.
27360 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27361 Brooks Moses <brooks.moses@codesourcery.com>
27362 Lee Millward <lee.millward@codesourcery.com>
27364 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
27365 (expand_builtin_nonlocal_goto): Change parameter to be entire
27366 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
27367 (expand_builtin_prefetch): Likewise.
27368 (expand_builtin_classify_type): Likewise.
27369 (mathfn_built_in): Return NULL_TREE instead of 0.
27370 (expand_errno_check): Use new CALL_EXPR accessors.
27371 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
27372 Return NULL_RTX instead of 0.
27373 (expand_builtin_mathfn_2): Likewise.
27374 (expand_builtin_mathfn_3): Likewise.
27375 (expand_builtin_interclass_mathfn): Likewise.
27376 (expand_builtin_sincos): Likewise.
27377 (expand_builtin_cexpi): Likewise.
27378 (expand_builtin_int_roundingfn): Likewise.
27379 (expand_builtin_int_roundingfn_2): Likewise.
27380 (expand_builtin_pow): Likewise.
27381 (expand_builtin_powi): Likewise.
27382 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
27383 of arglist, fixing callers appropriately. Use new CALL_EXPR
27384 accessors and constructors. Return NULL_RTX instead of 0.
27385 (expand_builtin_strstr): Likewise.
27386 (expand_builtin_strchr): Likewise.
27387 (expand_builtin_strrchr): Likewise.
27388 (expand_builtin_strpbrk): Likewise.
27389 (expand_builtin_memcpy): Likewise.
27390 (expand_builtin_mempcpy): Likewise.
27391 (expand_builtin_mempcpy_args): New.
27392 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
27393 (expand_builtin_memmove_args): New.
27394 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
27395 (expand_movstr): Likewise.
27396 (expand_builtin_strcpy): Likewise.
27397 (expand_builtin_strcpy_args): New.
27398 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
27399 (expand_builtin_strncpy): Likewise.
27400 (expand_builtin_memset): Likewise.
27401 (expand_builtin_memset_args): New.
27402 (expand_builtin_bzero): Similarly to expand_builtin_memset.
27403 (expand_builtin_memcmp): Likewise.
27404 (expand_builtin_strcmp): Likewise.
27405 (expand_builtin_strncmp): Likewise.
27406 (expand_builtin_strcat): Likewise.
27407 (expand_builtin_strncat): Likewise.
27408 (expand_builtin_strspn): Likewise.
27409 (expand_builtin_strcspn): Likewise.
27410 (expand_builtin_args_info): Likewise.
27411 (expand_builtin_va_start): Likewise.
27412 (gimplify_va_arg_expr): Likewise.
27413 (expand_builtin_va_end): Likewise.
27414 (expand_builtin_va_copy): Likewise.
27415 (expand_builtin_frame_address): Likewise.
27416 (expand_builtin_alloca): Likewise.
27417 (expand_builtin_bswap): Likewise.
27418 (expand_builtin_unop): Likewise.
27419 (expand_builtin_fputs): Likewise.
27420 (expand_builtin_expect): Likewise.
27421 (expand_builtin_fabs): Likewise.
27422 (expand_builtin_copysign): Likewise.
27423 (expand_builtin_printf): Likewise.
27424 (expand_builtin_fprintf): Likewise.
27425 (expand_builtin_sprintf): Likewise.
27426 (expand_builtin_init_trampoline): Likewise.
27427 (expand_builtin_signbit): Likewise.
27428 (expand_builtin_fork_or_exec): Likewise.
27429 (expand_builtin_sync_operation): Likewise.
27430 (expand_builtin_compare_and_swap): Likewise.
27431 (expand_builtin_lock_test_and_set): Likewise.
27432 (expand_builtin_lock_release): Likewise.
27433 (expand_builtin): Likewise.
27434 (builtin_mathfn_code): Likewise.
27436 (fold_builtin_constant_p): Pass call arguments individually instead
27437 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27438 accessors and constructors. Return NULL_TREE instead of 0.
27439 (fold_builtin_expect): Likewise.
27440 (fold_builtin_classify_type): Likewise.
27441 (fold_builtin_strlen): Likewise.
27442 (fold_builtin_nan): Likewise.
27443 (integer_valued_real_p): Likewise.
27444 (fold_trunc_transparent_mathfn): Likewise.
27445 (fold_fixed_mathfn): Likewise.
27446 (fold_builtin_cabs): Likewise.
27447 (fold_builtin_sqrt): Likewise.
27448 (fold_builtin_cbrt): Likewise.
27449 (fold_builtin_cos): Likewise.
27450 (fold_builtin_cosh): Likewise.
27451 (fold_builtin_tan): Likewise.
27452 (fold_builtin_sincos): Likewise.
27453 (fold_builtin_cexp): Likewise.
27454 (fold_builtin_trunc): Likewise.
27455 (fold_builtin_floor): Likewise.
27456 (fold_builtin_ceil): Likewise.
27457 (fold_builtin_round): Likewise.
27458 (fold_builtin_int_roundingfn): Likewise.
27459 (fold_builtin_bitop): Likewise.
27460 (fold_builtin_bswap): Likewise.
27461 (fold_builtin_logarithm): Likewise.
27462 (fold_builtin_hypot): Likewise.
27463 (fold_builtin_pow): Likewise.
27464 (fold_builtin_powi): Likewise.
27465 (fold_builtin_exponent): Likewise.
27466 (fold_builtin_memset): Likewise.
27467 (fold_builtin_bzero): Likewise.
27468 (fold_builtin_memory_op): Likewise.
27469 (fold_builtin_bcopy): Deleted; call site changed to invoke
27470 fold_builtin_memory_op directly.
27471 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
27472 (fold_builtin_strncpy): Likewise.
27473 (fold_builtin_memcmp): Likewise.
27474 (fold_builtin_strcmp): Likewise.
27475 (fold_builtin_strncmp): Likewise.
27476 (fold_builtin_signbit): Likewise.
27477 (fold_builtin_copysign): Likewise.
27478 (fold_builtin_isascii): Likewise.
27479 (fold_builtin_toascii): Likewise.
27480 (fold_builtin_isdigit): Likewise.
27481 (fold_builtin_fabs): Likewise.
27482 (fold_builtin_abs): Likewise.
27483 (fold_builtin_fmin_fmax): Likewise.
27484 (fold_builtin_carg): Likewise.
27485 (fold_builtin_classify): Likewise.
27486 (fold_builtin_unordered_cmp): Likewise.
27488 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
27489 New functions split out from fold_builtin_1.
27490 (fold_builtin_n): New.
27491 (fold_builtin_varargs): New.
27492 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
27494 (fold_call_expr): New.
27495 (build_function_call_expr): Rewrite to use new helper function.
27496 (fold_builtin_call_list): New.
27497 (build_call_expr): New.
27498 (fold_builtin_call_valist): New.
27499 (rewrite_call_expr): New.
27500 (validate_arg): New.
27501 (validate_arglist): Change parameter to be entire CALL_EXPR instead
27502 of an arglist. Change return type to bool. Use new CALL_EXPR
27505 (fold_builtin_strstr): Pass call arguments individually instead
27506 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27507 accessors and constructors. Return NULL_TREE instead of 0.
27508 (fold_builtin_strchr): Likewise.
27509 (fold_builtin_strrchr): Likewise.
27510 (fold_builtin_strpbrk): Likewise.
27511 (fold_builtin_strcat): Likewise.
27512 (fold_builtin_strncat): Likewise.
27513 (fold_builtin_strspn): Likewise.
27514 (fold_builtin_strcspn): Likewise.
27515 (fold_builtin_fputs): Likewise.
27516 (fold_builtin_next_arg): Likewise.
27517 (fold_builtin_sprintf): Likewise.
27519 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
27520 NULL_RTX instead of 0.
27521 (expand_builtin_memory_chk): Likewise.
27522 (maybe_emit_chk_warning): Likewise.
27523 (maybe_emit_sprintf_chk_warning): Likewise.
27525 (fold_builtin_object_size): Pass call arguments individually instead
27526 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27527 accessors and constructors. Return NULL_TREE instead of 0.
27528 (fold_builtin_memory_chk): Likewise.
27529 (fold_builtin_stxcpy_chk): Likewise.
27530 (fold_builtin_strncpy_chk): Likewise.
27531 (fold_builtin_strcat_chk): Likewise.
27532 (fold_builtin_strcat_chk): Likewise.
27533 (fold_builtin_strncat_chk): Likewise.
27534 (fold_builtin_sprintf_chk): Likewise.
27535 (fold_builtin_snprintf_chk): Likewise.
27536 (fold_builtin_printf): Likewise.
27537 (fold_builtin_vprintf): Likewise.
27539 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
27541 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
27542 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27543 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
27544 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
27545 (fold_unary): Likewise.
27546 (fold_binary): Likewise.
27547 (fold_ternary): Remove CALL_EXPR case, since they are no longer
27548 ternary expressions.
27549 (fold): Add logic for tcc_vl_exp.
27550 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
27551 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27552 (fold_build3_stat): Add assertion to flag broken interface for
27553 constructing CALL_EXPRs.
27554 (fold_build_call_list): New.
27555 (fold_build_call_list_initializer): New.
27556 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
27558 (fold_strip_sign_ops): Likewise.
27560 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27561 Brooks Moses <brooks.moses@codesourcery.com>
27562 Lee Millward <lee.millward@codesourcery.com>
27564 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
27565 accessors and dump arguments explicitly.
27567 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
27569 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
27571 (print_call_name): Use new CALL_EXPR accessors.
27573 * print-tree.c (print_node): Add case tcc_vl_exp. Print
27574 CALL_EXPR arguments explicitly instead of as a list. Use
27575 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27577 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
27578 (vrp_visit_stmt): Likewise.
27580 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
27581 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
27583 (force_move_till_expr): Likewise.
27585 * targhooks.c (default_external_stack_protect_fail): Use
27586 build_call_expr instead of build_function_call_expr.
27587 (default_hidden_stack_protect_fail): Likewise.
27589 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
27592 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
27593 and walk arguments explicitly.
27595 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
27596 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27597 (expand_simple_operations): Likewise.
27598 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
27600 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
27601 of TREE_CODE_LENGTH.
27602 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
27604 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
27605 instead of TREE_CODE_LENGTH.
27607 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
27608 (tree_ic_transform): Likewise.
27609 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
27610 parameter instead of arglist. Fix callers.
27611 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
27612 (tree_stringops_transform): Likewise.
27613 (tree_indirect_call_to_profile): Likewise.
27614 (tree_stringops_values_to_profile): Likewise.
27616 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
27617 (eliminate_tail_call): Likewise.
27619 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
27621 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
27622 Use TREE_OPERAND_LENGTH and generalize to handle any number of
27624 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
27626 * omp-low.c (build_omp_barrier): Use build_call_expr.
27627 (lower_rec_input_clauses): Likewise.
27628 (lower_reduction_clauses): Likewise.
27629 (expand_parallel_call): Likewise.
27630 (maybe_catch_exception): Likewise.
27631 (expand_omp_for_generic): Likewise.
27632 (expand_omp_for_static_nochunk): Likewise.
27633 (expand_omp_sections): Likewise.
27634 (lower_omp_single_simple): Likewise.
27635 (lower_omp_single_copy): Likewise.
27636 (lower_omp_master): Likewise.
27637 (lower_omp_ordered): Likewise.
27638 (lower_omp_critical): Likewise.
27640 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
27641 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
27643 * tree-gimple.c (is_gimple_call_addr): Fix doc.
27644 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
27645 TREE_CODE_LENGTH. Add tcc_vl_exp case.
27647 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
27648 and generalize to handle any number of operands.
27649 (chrec_contains_undetermined): Likewise.
27650 (tree_contains_chrecs): Likewise.
27651 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
27653 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
27655 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
27656 fold_call_expr instead of fold_builtin.
27657 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
27658 match declarations there.
27659 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
27662 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
27663 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27665 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
27666 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
27668 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
27671 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
27672 (execute_cse_sincos): Use new CALL_EXPR accessors.
27674 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
27676 * gimple-low.c (lower_function_body): Use build_call_expr.
27677 (lower_builtin_setjmp): Likewise.
27679 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
27680 (set_storage_via_libcall): Likewise.
27681 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
27682 instead of TREE_CODE_LENGTH.
27683 (expand_expr_real_1): Use new CALL_EXPR accessors.
27685 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
27686 generalize to handle any number of operands.
27687 (TB_parent_eq): Likewise.
27689 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
27690 (strip_builtin_expect): Likewise.
27692 * function.c (gimplify_parameters): Use build_call_expr.
27694 * tree-vectorizer.c (vect_is_simple_reduction): Use
27695 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27697 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
27698 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
27700 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
27703 * gimplify.c (build_stack_save_restore): Use build_call_expr.
27704 (gimplify_decl_expr): Likewise.
27705 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
27706 Use new CALL_EXPR iterators.
27707 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
27708 (gimplify_modify_expr_to_memset): Likewise.
27709 (gimplify_variable_sized_compare): Likewise.
27710 (gimplify_omp_atomic_fetch_op): Likewise.
27711 (gimplify_omp_atomic_pipeline): Likewise.
27712 (gimplify_omp_atomic_mutex): Likewise.
27713 (gimplify_function_tree): Likewise.
27715 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
27716 (call_expr_flags): Likewise.
27717 (expand_call): Likewise.
27719 * except.c (expand_builtin_eh_return_data_regno): Pass entire
27720 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27723 * coverage.c (create_coverage): Use build_call_expr.
27725 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
27726 (temp_call_expr_obstack): New.
27727 (pool_copy_list): Delete.
27728 (temp_copy_call_expr): New.
27729 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
27730 CALL_EXPR accessors. Get rid of special goo for copying argument
27731 lists and use temp_copy_call_expr instead.
27732 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
27733 CALL_EXPR accessors.
27734 (create_expression_by_pieces): Likewise. Use build_call_array
27735 to construct the result instead of fold_build3.
27736 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
27737 dealing with argument lists.
27738 (init_pre): Remove references to expression_node_pool and
27739 list_node_pool. Init temp_call_expr_obstack instead.
27740 (fini_pre): Remove references to expression_node_pool and
27743 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
27744 and walk arguments explicitly instead of as a list.
27746 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
27747 (mx_register_decls): Likewise.
27748 (mudflap_register_call): Likewise.
27749 (mudflap_finish_file): Likewise.
27751 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
27752 (ipa_callsite_compute_param): Likewise.
27754 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
27755 accessors and constructor.
27757 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
27758 accessors and constructor.
27759 (convert_tramp_reference): Likewise.
27760 (convert_call_expr): Likewise.
27761 (finalize_nesting_tree_1): Likewise.
27763 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
27766 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
27768 * tree-inline.c (initialize_inlined_parameters): Pass entire
27769 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27771 (estimate_num_insns_1): Use new CALL_EXPR accessors.
27772 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
27774 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
27775 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27776 (vectorizable_reduction): Likewise.
27777 (vectorizable_call): Use new CALL_EXPR iterators.
27778 (vectorizable_conversion): Use build_call_expr.
27779 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
27780 (vect_gen_widened_results_half): Use build_call_expr.
27781 (vect_setup_realignment): Likewise.
27782 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
27784 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
27785 (pass_through_call): Likewise.
27786 (compute_object_sizes): Likewise. Use fold_call_expr instead of
27789 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
27790 (tree_gen_pow2_profiler): Likewise.
27791 (tree_gen_one_value_profiler): Likewise.
27792 (tree_gen_ic_func_profiler): Likewise.
27793 (tree_gen_average_profiler): Likewise.
27794 (tree_gen_ior_profiler): Likewise.
27796 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
27797 (find_func_aliases): Use new CALL_EXPR accessors. Add case
27798 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27800 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
27801 of TREE_CODE_LENGTH.
27803 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
27804 of TREE_CODE_LENGTH.
27806 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
27808 (convert_to_integer): Likewise.
27810 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
27813 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27814 Brooks Moses <brooks.moses@codesourcery.com>
27815 Lee Millward <lee.millward@codesourcery.com>
27817 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
27819 * config/frv/frv.c (frv_expand_builtin): Likewise.
27820 * config/s390/s390.c (s390_expand_builtin): Likewise.
27822 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
27823 (sparc_expand_builtin): Use new CALL_EXPR accessors.
27825 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
27826 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
27827 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
27828 (ix86_expand_store_builtin): Likewise.
27829 (ix86_expand_unop_builtin): Likewise.
27830 (ix86_expand_unop1_builtin): Likewise.
27831 (ix86_expand_sse_compare): Likewise.
27832 (ix86_expand_sse_comi): Likewise.
27833 (ix86_expand_vec_init_builtin): Likewise.
27834 (ix86_expand_vec_ext_builtin): Likewise.
27835 (ix86_expand_vec_set_builtin): Likewise.
27836 (ix86_expand_builtin): Use new CALL_EXPR accessors.
27838 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
27839 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
27841 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
27842 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27843 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
27845 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
27847 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
27848 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
27849 arglist. Use new CALL_EXPR accessors. Fix callers.
27850 (altivec_expand_abs_builtin): Likewise.
27851 (rs6000_expand_binop_builtin): Likewise.
27852 (altivec_expand_predicate_builtin): Likewise.
27853 (altivec_expand_lv_builtin): Likewise.
27854 (spe_expand_stv_builtin): Likewise.
27855 (altivec_expand_stv_builtin): Likewise.
27856 (rs6000_expand_ternop_builtin): Likewise.
27857 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
27858 (altivec_expand_st_builtin): Likewise.
27859 (altivec_expand_dst_builtin): Likewise.
27860 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
27861 arglist. Use new CALL_EXPR accessors. Fix callers.
27862 (altivec_expand_vec_set_builtin): Likewise.
27863 (altivec_expand_vec_ext_builtin): Likewise.
27864 (altivec_expand_builtin): Use new CALL_EXPR accessors.
27865 (spe_expand_builtin): Likewise.
27866 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
27867 arglist. Use new CALL_EXPR accessors. Fix callers.
27868 (spe_expand_evsel_builtin): Likewise.
27869 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
27870 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
27872 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
27873 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27874 (arm_expand_unop_builtin): Likewise.
27875 (arm_expand_builtin): Use new CALL_EXPR accessors.
27877 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
27880 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
27881 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
27883 (bfin_expand_unop_builtin): Likewise.
27884 (bfin_expand_builtin): Use new CALL_EXPR accessors.
27886 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27887 Brooks Moses <brooks.moses@codesourcery.com>
27888 Lee Millward <lee.millward@codesourcery.com>
27890 * c-semantics.c (build_stmt): Add internal diagnostic check.
27892 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
27893 accessors. Print arguments explicitly instead of as a list.
27895 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
27897 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
27898 (c_finish_omp_flish): Likewise.
27900 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
27901 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
27902 instead of TREE_CODE_LENGTH.
27903 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
27904 (c_warn_unused_result): Likewise.
27906 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27909 * doc/invoke.texi (Warning Options): Remove
27910 -Werror-implicit-function-declaration.
27911 (Wimplicit-function-declaration): Update description.
27912 * opts.c (common_handle_option): Move handling of -Werror=* to...
27913 (enable_warning_as_error): ...here.
27914 * opts.h (enable_warning_as_error): Declare.
27915 * c-decl.c (implicit_decl_warning): Unless
27916 -Wno-implicit-function-declaration is given, emit a pedwarn if
27917 -std=c99 or emit a warning if -Wimplicit-function-declaration.
27918 * c.opt (Wimplicit-function-declaration): Replace
27919 mesg_implicit_function_declaration with
27920 warn_implicit_function_declaration.
27921 * c-opts.c (c_common_handle_option):
27922 -Werror-implicit-function-declaration is exactly equal as
27923 -Werror=implicit-function-declaration.
27924 (set_Wimplicit): Replace mesg_implicit_function_declaration with
27925 warn_implicit_function_declaration.
27926 (c_common_post_options): -Wimplict-function-declaration is enabled
27927 by default by -std=c99, otherwise is disabled by default.
27928 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
27930 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27932 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
27933 DECL on the rhs to a DECL on the lhs for debug info purposes if the
27934 former is ignored but not the latter.
27936 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27938 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
27939 is made and the reference doesn't use the alias set of its type,
27940 do not create the temporary using that type.
27942 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
27944 * jump.c: Remove prototypes for delete_computation and
27945 delete_prior_computation.
27947 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27949 * jump.c (get_label_after): Delete.
27950 (get_label_before, delete_computation, delete_jump,
27951 delete_prior_computation, follow_jumps): Move...
27952 * reorg.c (delete_computation, delete_prior_computation): ... here...
27953 (get_label_before, delete_jump): ... making these static ...
27954 (follow_jumps): ... and simplifying this since it only runs after
27956 * rtl.h (get_label_after, get_label_before, delete_jump,
27957 follow_jumps): Delete prototypes.
27959 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27961 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
27963 2007-02-15 Nick Clifton <nickc@redhat.com>
27965 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
27966 order to prevent it from being munged by the target.
27968 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
27970 * config/i386/i386.md: Remove misleading comment.
27972 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27974 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
27975 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
27978 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27980 * tree-sra.c (instantiate_missing_elements): Canonicalize
27982 (sra_build_assignment): New.
27983 (generate_copy_inout, generate_element_copy,
27984 generate_element_zero, generate_one_element_init): Use it.
27986 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27988 * tree-sra.c (instantiate_missing_elements): Canonicalize
27990 (sra_build_assignment): New.
27991 (generate_copy_inout, generate_element_copy,
27992 generate_element_zero, generate_one_element_init): Use it.
27994 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27996 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
27999 2007-02-14 Joseph Myers <joseph@codesourcery.com>
28001 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
28002 types as aggregates not scalars.
28003 * function.c (assign_stack_temp_for_type): Likewise.
28005 2007-02-14 Roger Sayle <roger@eyesopen.com>
28006 Zdenek Dvorak <dvorakz@suse.cz>
28008 * tree-dump.c (dump_switch_p_1): Require exact match of the option
28011 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
28013 * passes.c (next_pass_1): Clear the next field of the copied
28016 2007-02-14 Richard Henderson <rth@redhat.com>
28018 * tree-sra.c (early_sra): New.
28019 (decl_can_be_decomposed_p): Deny va_list if early_sra.
28020 (tree_sra_early, pass_sra_early): New.
28021 * tree-pass.h (pass_sra_early): Declare.
28022 * passes.c (init_optimization_passes): Use it.
28024 2007-02-14 Richard Guenther <rguenther@suse.de>
28026 * flags.h (issue_strict_overflow_warning): Convert to a macro.
28028 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
28030 PR tree-optimization/30771
28031 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
28033 (vect_analyze_operations): Induction phis can now be marked as
28035 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
28036 Update documentation accordingly.
28038 2007-02-14 Nick Clifton <nickc@redhat.com>
28040 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
28041 most 3 arguments are supported.
28042 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
28044 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
28046 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
28047 Ensure dst->current is valid.
28049 2007-02-13 Paul Brook <paul@codesourcery.com>
28051 * config.gcc: Add arm*-*-uclinux-*eabi.
28052 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
28053 (SUBTARGET_EXTRA_LINK_SPEC): Define.
28054 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
28055 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
28056 (LINK_SPEC): Define.
28057 (LIB_SPEC): Define.
28058 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
28060 * config/arm/uclinux-eabi.h: New file.
28061 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
28062 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
28065 2007-02-13 Ian Lance Taylor <iant@google.com>
28067 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
28068 * flags.h (warn_strict_overflow): Declare.
28069 (enum warn_strict_overflow_code): Define.
28070 (issue_strict_overflow_warning): New static inline function.
28071 * opts.c (warn_strict_overflow): New variable.
28072 (common_handle_option): Handle OPT_Wstrict_overflow and
28073 OPT_Wstrict_overflow_.
28074 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
28076 * fold-const.c: Include intl.h.
28077 (fold_deferring_overflow_warnings): New static variable.
28078 (fold_deferred_overflow_warning): New static variable.
28079 (fold_deferred_overflow_code): New static variable.
28080 (fold_defer_overflow_warnings): New function.
28081 (fold_undefer_overflow_warnings): New function.
28082 (fold_undefer_and_ignore_overflow_warnings): New function.
28083 (fold_deferring_overflow_warnings_p): New function.
28084 (fold_overflow_warning): New static function.
28085 (make_range): Add strict_overflow_p parameter. Change all
28087 (extract_muldiv, extract_muldiv_1): Likewise.
28088 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
28089 tree_expr_nonnegative_p.
28090 (fold_negate_expr): Call fold_overflow_warning.
28091 (fold_range_test): Likewise.
28092 (fold_comparison): Likewise.
28093 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
28094 instead of tree_expr_nonnegative_p.
28095 (tree_expr_nonnegative_warnv_p): Rename from
28096 tree_expr_nonnegative_p, add strict_overflow_p parameter.
28097 (tree_expr_nonnegative_p): New function.
28098 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
28099 strict_overflow_p parameter.
28100 (tree_expr_nonzero_p): New function.
28101 * passes.c (verify_interpass_invariants): New static function.
28102 (execute_one_pass): Call it.
28103 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
28105 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
28106 (estimate_numbers_of_iterations): Likewise.
28107 (scev_probably_wraps_p): Likewise.
28108 * tree-ssa-ccp.c: Include "toplev.h".
28109 (evaluate_stmt): Defer fold overflow warnings until we know we are
28111 (struct fold_stmt_r_data): Add stmt field.
28112 (fold_stmt_r): Defer fold overflow warnings until we know we
28114 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
28115 (fold_stmt_inplace): Likewise.
28116 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
28117 (cleanup_control_expr_graph): Defer fold overflow warnings until
28118 we know we are going to optimize.
28119 * tree-cfg.c (fold_cond_expr_cond): Likewise.
28120 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
28122 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
28123 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
28124 * tree-ssa-loop-manip.c (create_iv): Likewise.
28125 * c-typeck.c (build_conditional_expr): Likewise.
28126 (build_binary_op): Likewise.
28127 * tree-vrp.c (vrp_expr_computes_nonzero): Call
28128 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
28129 (extract_range_from_unary_expr): Likewise.
28130 * simplify-rtx.c (simplify_const_relational_operation): Warn when
28131 assuming that signed overflow does not occur.
28132 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
28133 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
28134 (fold_defer_overflow_warnings): Declare.
28135 (fold_undefer_overflow_warnings): Declare.
28136 (fold_undefer_and_ignore_overflow_warnings): Declare.
28137 (fold_deferring_overflow_warnings_p): Declare.
28138 (tree_expr_nonzero_warnv_p): Declare.
28139 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
28140 of warning options.
28141 (Warning Options): Document -Wstrict-overflow.
28142 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
28143 (tree-ssa-ccp.o): Likewise.
28144 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
28145 (fold-const.o): Depend on intl.h.
28147 2007-02-13 Ian Lance Taylor <iant@google.com>
28149 PR middle-end/30751
28150 * lower-subreg.c (resolve_simple_move): Decompose subregs in
28153 2007-02-13 Stuart Hastings <stuart@apple.com>
28155 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
28157 2007-02-13 Richard Henderson <rth@redhat.com>
28159 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
28160 handled_component_p before looking for the indirect_ref.
28162 2007-02-13 Richard Henderson <rth@redhat.com>
28164 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
28165 remove flags clobber.
28166 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
28167 (bswaphi_lowpart): New.
28168 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
28169 remove TARGET_BSWAP test. Delete expander of the same name.
28171 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
28172 (expand_unop): Use them.
28174 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
28176 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
28177 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
28178 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
28179 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
28180 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
28181 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
28182 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
28183 assembler dialect choice from asm templates.
28185 2007-02-12 Richard Henderson <rth@redhat.com>
28187 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
28188 (fixuns_trunc<SSEMODEF>si2): Use it.
28189 * config/i386/sse.md (vec_setv4sf_0): Export.
28190 * config/i386/i386.c (ix86_build_const_vector): Export.
28191 (ix86_split_convert_uns_si_sse): Rename from
28192 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
28193 * config/i386/i386-protos.h: Update.
28195 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28198 * c-typeck.c (c_finish_return): Improve warning message.
28200 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28202 * alias.c (find_symbolic_term): Delete unused function.
28204 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
28206 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
28207 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
28208 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
28210 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28212 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
28213 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
28214 the function, temporarily point the debug interface to the null one.
28216 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28218 * dwarf2out.c (round_up_to_align): New static function.
28219 (field_byte_offset): Use it to round the offset.
28221 2007-02-12 Richard Henderson <rth@redhat.com>
28223 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
28224 (inswl_const): Export.
28226 2007-02-12 Richard Henderson <rth@redhat.com>
28228 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
28229 result mode of the libcall, convert back to outmode.
28231 2007-02-12 Roger Sayle <roger@eyesopen.com>
28233 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
28234 (bswapdi2): New define_expand to implement 32-bit implementation.
28236 2007-02-12 Nick Clifton <nickc@redhat.com>
28238 * doc/invoke.texi (Overall Options): Document --help=.
28239 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
28240 (cc1_options): Pass --help= on to cc1.
28241 (display_help): Add description of --help=.
28242 (process_command): Add code to handle --help=. Allow translated
28243 --help and --target-help switches to be passed on to compiler
28245 (main): Remove unused if statement.
28246 * opts.c (columns): Remove.
28247 (LEFT_COLUMN): Define.
28248 (wrap_help): Add columns argument.
28249 (print_filtered_help): Change parameters to be an include bitmask,
28250 an exclude bitmask, an any bitmask and the column width. Move the
28251 code to display the params list here. Add code to display the
28252 status of options rather than their descriptions if the quiet flag
28254 (print_specific_help): Change parameters to be an include bitmask,
28255 an exclude bitmask and an any bitmask. Move code to look up the
28256 column width here. Decide upon the title for an options listing.
28257 (common_handle_options): Add code to handle --help=. Adapt code
28258 for --help and --target-help to use the revised form of the
28259 print_specific_help function.
28260 (print_help): Delete.
28261 (print_param_help): Delete.
28262 (print_switch): Delete.
28263 * opts.h (cl_lang_count): Add prototype.
28264 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
28265 CL_MAX_OPTION_CLASS): New defines.
28266 * optc-gen.awk: Add construction of cl_lang_count.
28267 * c.opt: Add Warning attribute to warning options and Optimization
28268 attribute to optimization options.
28269 * common.opt: Likewise.
28271 Add -fhelp and -ftarget-help as aliases for the transformed --help
28272 and --target-help options.
28273 * opt-functions.awk: Add code to handle Warning and Optimization
28276 2007-02-12 Richard Henderson <rth@redhat.com>
28278 * config/alpha/constraints.md: New file.
28279 * config/alpha/alpha.c: Include tm-constrs.h.
28280 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
28281 alpha_extra_constraint): Remove.
28282 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
28283 * config/alpha/alpha-protos.h: Update.
28284 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
28285 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
28286 (EXTRA_CONSTRAINT): Remove.
28287 * config/alpha/alpha.md: Include constraints.md.
28288 (adddi splitter): Use satisfies_constraint_*.
28289 * config/alpha/predicates.md (add_operand): Likewise.
28290 (sext_add_operand, addition_operation): Likewise.
28292 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
28294 PR tree-optimization/29145
28295 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
28296 in our handling of restrict qualified pointers.
28298 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28301 * doc/invoke.texi (Wunused-value): Update description.
28302 (Wextra): Delete item.
28303 * opts.c (set_Wextra): Don't use the value of Wextra to set the
28304 value of Wunused-value.
28305 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
28306 (c_finish_stmt_expr): Don't check extra_warnings.
28307 (emit_side_effect_warnings): The caller is responsible to check
28310 2007-02-11 Roger Sayle <roger@eyesopen.com>
28311 Matt Thomas <matt@3am-software.com>
28313 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
28315 2007-02-11 Roger Sayle <roger@eyesopen.com>
28317 * simplify-rtx.c (simplify_relational_operation_1): Optimize
28318 comparisons of POPCOUNT against zero.
28319 (simplify_const_relational_operation): Likewise.
28321 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28323 * doc/invoke.texi (Wextra): Delete outdated paragraph.
28325 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28327 * dwarf2out.c (root_type): Delete unused function.
28329 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28331 * genattrtab.c (contained_in_p): Delete unused function.
28332 (write_expr_attr_cache): Likewise.
28334 2007-02-11 Jan Hubicka <jh@suse.cz>
28336 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
28339 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
28341 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
28342 to add the REG_EQ* note.
28343 * see.c (see_merge_one_use_extension): Likewise.
28344 * local-alloc.c (update_equiv_regs): Likewise. Also don't
28345 turn REG_EQUAL notes into REG_EQUIV notes if the target
28346 register may have more than one set.
28347 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
28348 * gcse.c (try_replace_reg): Likewise.
28349 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
28350 * calls.c (fixup_tail_calls): Likewise. Abort if there is
28351 more than one REG_EQUIV note.
28352 * reload1.c (gen_reload): Use set_unique_reg_note.
28354 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
28356 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
28357 (ix86_builtin_conversion): New function.
28359 2007-02-06 Mark Mitchell <mark@codesourcery.com>
28362 * tree.h (DECL_REPLACEABLE_P): New macro.
28363 * except.c (set_nothrow_function_flags): Likewise.
28365 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
28366 Ira Rosen <irar@il.ibm.com>
28367 Dorit Nuzman <dorit@il.ibm.com>
28369 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
28370 * targhooks.c (default_builtin_vectorized_conversion): New.
28371 * targhooks.h (default_builtin_vectorized_function): New declaration.
28372 * target.h (struct vectorize): Add builtin_conversion field.
28373 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
28374 stmt_vec_info_type value.
28375 (vectorizable_conversion): New declaration.
28376 * tree-vect-analyze.c (vect_analyze_operations): Add
28377 vectorizable_conversion call.
28378 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
28379 * tree-vect-transform.c (vectorizable_conversion): New function.
28380 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
28381 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
28383 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
28384 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
28385 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
28386 or ALTIVEC_BUILTIN_VCFSX.
28388 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28391 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
28392 CONST_DOUBLE and operand 0 is a hard register.
28393 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
28394 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
28395 is a hard floating-point register.
28397 2007-02-10 Richard Henderson <rth@redhat.com>
28398 Jakub Jelinek <jakub@redhat.com>
28399 Alexandre Oliva <aoliva@redhat.com>
28401 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
28402 * builtin-types.def (BT_WORD): Make unsigned.
28403 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
28404 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
28405 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
28406 * c-decl.c (grokdeclarator): Don't error if !have_tls.
28407 * c-parser.c (c_parser_omp_threadprivate): Likewise.
28408 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
28410 * expr.c (emutls_var_address): New.
28411 (expand_expr_real_1): Expand emulated tls.
28412 (expand_expr_addr_expr_1): Likewise.
28413 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
28414 * output.h (emutls_finish): Declare.
28415 * toplev.c (compile_file): Call it.
28416 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
28417 address before wrapping in CONST.
28418 * varasm.c (emutls_htab, emutls_object_type): New.
28419 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
28420 (get_emutls_object_name, get_emutls_object_type): New.
28421 (get_emutls_init_templ_addr, emutls_decl): New.
28422 (emutls_common_1, emutls_finish): New.
28423 (assemble_variable): When emulating tls, swap decls; generate
28424 constructor for the emutls objects.
28425 (do_assemble_alias): When emulating tls, swap decl and target name.
28426 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
28428 * varpool.c (decide_is_variable_needed): Look at force_output.
28429 Recurse for emulated tls.
28430 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
28431 with decide_is_variable_needed.
28432 * emutls.c: New file.
28433 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
28434 tls_object for real tls.
28436 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
28438 PR rtl-optimization/29599
28439 * reload1.c (eliminate_regs_in_insn): Take the destination
28440 mode into account when computing the offset.
28442 2007-02-09 Stuart Hastings <stuart@apple.com>
28443 Richard Henderson <rth@redhat.com>
28445 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28446 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28447 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
28448 fixuns_truncdfhi2): New.
28449 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
28450 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
28451 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
28452 (floatunssidf2): Allow nonimmediate source.
28453 * config/i386/sse.md (movdi_to_sse): New.
28454 (vec_concatv2di): Drop '*'.
28455 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
28456 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28457 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
28459 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
28460 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28461 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
28462 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
28463 (ix86_build_signbit_mask): Fix decl of v, refactor to call
28464 ix86_build_const_vector.
28465 (x86_emit_floatuns): Rewrite.
28467 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28469 * genautomata.c (longest_path_length): Delete unused function.
28470 (struct state): Delete unused longest_path_length.
28471 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
28472 (get_free_state): Delete unused.
28474 2007-02-09 Jan Hubicka <jh@suse.cz>
28476 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
28477 * doc/invoke.texi (inline-unit-growth): Update default value.
28479 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
28480 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
28481 (rebuild_cgraph_edges): Likewise.
28482 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
28483 (dump_cgraph_node): Dump frequencies.
28484 (cgraph_clone_edge): Add frequency scales.
28485 (cgraph_clone_node): Add freuqnecy.
28486 * cgraph.h (cgraph_edge): Add freuqnecy argument.
28487 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
28488 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
28489 * tree-pass.h (TODO_rebuild_frequencies): New constant.
28490 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
28491 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
28492 (save_inline_function_body): Likewise.
28493 * ipa-inline.c: inluce rtl.h
28494 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
28495 (cgraph_edge_badness): Use frequencies.
28496 (cgraph_decide_recursive_inlining): Update clonning.
28497 (cgraph_decide_inlining_of_small_function): Dump frequency.
28498 * predict.c (estimate_bb_frequencies): Export.
28499 * predict.h (estimate_bb_frequencies): Declare.
28500 * tree-inline.c (copy_bb): Watch overflows.
28501 (expand_call_inline): Update call of cgraph_create_edge.
28502 (optimize_inline_calls): Use TODO flags to update frequnecies.
28503 * passes.h: Include predict.h
28504 (init_optimization_passes): Move profile ahead.
28505 (execute_function_todo): Handle TODO_rebuild_frequencies.
28507 2007-02-09 Roger Sayle <roger@eyesopen.com>
28509 * config/alpha/alpha.c (emit_insxl): Force the first operand of
28510 the insbl or inswl pattern into a register.
28512 2007-02-09 Roger Sayle <roger@eyesopen.com>
28514 * config/ia64/ia64.md (bswapdi2): New define_insn.
28516 2007-02-09 Richard Henderson <rth@redhat.com>
28518 * config/i386/constraints.md (Ym): New constraint.
28519 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
28520 (movdi_1_rex64): Split sse and xmm general register moves from
28521 memory move alternatives. Use conditional register constraints.
28522 (movsf_1, movdf_integer): Likewise.
28523 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
28524 (movdf_integer_rex64): New.
28525 (pushsf_rex64): Fix output constraints.
28526 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
28527 (sse2_stored): Likewise.
28528 (sse2_storeq_rex64): New.
28529 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
28530 amd and not generic.
28531 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
28532 for optimize_size. Remove SF/DFmode hack.
28534 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
28536 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
28539 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
28540 Richard Sandiford <richard@codesourcery.com>
28542 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
28543 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
28544 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
28545 m68k/t-mlib to tmake_file.
28546 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
28547 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
28548 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
28549 Allow it to be cf or m68k. Set m68k_arch_family. If that
28550 variable is not empty, add t-$m68k_arch_family to tmake_file.
28551 Add t-mlibs to tmake_file.
28552 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
28553 * config/m68k/t-cf: New file.
28554 * config/m68k/t-m68k: Likewise.
28555 * config/m68k/t-mlibs: Likewise.
28556 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28557 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28558 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28559 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28560 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
28562 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
28563 (INSTALL_LIBGCC): Delete.
28564 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28565 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28566 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28567 (M68K_MLIB_CPU): Define.
28568 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28569 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28570 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
28572 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
28573 Richard Guenther <rguenther@suse.de>
28575 PR middle-end/23361
28576 * fold-const.c (fold_comparison): Handle obfuscated comparisons
28577 against INT_MIN/INT_MAX.
28578 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
28579 file if a loop is removed.
28581 2007-02-09 Joseph Myers <joseph@codesourcery.com>
28583 * calls.c (store_one_arg): Pass correct alignment to
28584 emit_push_insn for non-BLKmode values.
28585 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
28586 unaligned stack slot via a suitably aligned slot.
28588 2007-02-08 DJ Delorie <dj@redhat.com>
28590 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
28592 (legal_subregs): Use unsigned char, make const.
28593 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
28595 2007-02-08 Paul Brook <paul@codesourcery.com>
28597 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
28598 special interworking needed.
28600 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
28602 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
28603 conditional to __SSE2__.
28604 (Entries below should have been added to first ChangeLog
28605 entry for amdfam10 dated 2007-02-05)
28606 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
28608 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
28610 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
28613 2007-02-08 DJ Delorie <dj@redhat.com>
28615 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
28616 * config/m32c/m32c.c (legal_subregs): New.
28617 (m32c_illegal_subreg_p): New.
28618 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
28619 unsupported subregs of hard regs.
28621 2007-02-08 Jan Hubicka <jh@suse.cz>
28623 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
28624 the same one; always update histograms.
28626 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28628 * passes.c (init_optimization_passes): Tidy comment.
28630 2007-02-08 Roger Sayle <roger@eyesopen.com>
28632 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
28633 strip zero_extend, bswap and rotates from POCOUNT's argument.
28634 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
28635 zero_extend and rotates from PARITY's argument.
28636 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
28637 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
28638 of an integer constant at compile-time.
28640 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28643 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
28645 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
28648 * tree-ssa-live.c (remove_unused_locals): Do not remove
28649 TREE_ADDRESSABLE variables.
28650 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
28651 * tree-ssa-operands.c (add_virtual_operand): Remove argument
28652 FOR_CLOBBER. Update all users.
28653 If VAR has an associated alias set, add a virtual operand for
28654 it if no alias is found to conflict with the memory reference.
28656 2007-02-07 Jan Hubicka <jh@suse.cz>
28657 Robert Kidd <rkidd@crhc.uiuc.edu>
28659 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
28661 2007-02-07 Ian Lance Taylor <iant@google.com>
28663 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
28665 2007-02-07 Roger Sayle <roger@eyesopen.com>
28667 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
28668 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
28669 tablejumpdi, movsi_to_cr_one): Remove constraints from
28670 define_expand's match_operands.
28672 2007-02-07 Roger Sayle <roger@eyesopen.com>
28674 * global.c (compute_regsets): Move declatation of "i" inside of
28675 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
28677 2007-02-07 Jakub Jelinek <jakub@redhat.com>
28680 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
28681 of INDIRECT_REF <RESULT_DECL>.
28683 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
28685 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
28686 Kaz Kojima <kkojima@gcc.gnu.org>
28689 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
28691 (sh_initialize_trampoline): Add parentheses to avoid a warning.
28693 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
28695 * doc/loop.texi: Document possibility not to perform disambiguation
28696 of loops with multiple latches.
28697 * cfgloopmanip.c (alp_enum_p): Removed.
28698 (add_loop): Handle subloops. Use get_loop_body_with_size.
28699 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
28700 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
28701 the new forwarder block.
28702 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
28703 Handle the case latch is NULL.
28704 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
28705 modifications when marking loop exits.
28706 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
28708 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
28709 disambiguate_loops_with_multiple_latches.
28710 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
28711 before fix_loop_structure.
28712 * cfgloop.c: Include pointer-set.h and output.h.
28713 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
28714 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
28715 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
28716 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
28717 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
28718 disambiguate_multiple_latches, get_loop_body_with_size,
28719 disambiguate_loops_with_multiple_latches): New functions.
28720 (flow_loop_dump): Dump multiple latch edges.
28721 (flow_loop_nodes_find): Handle loops with multiple latches.
28722 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
28723 (glb_enum_p): Modified.
28724 (get_loop_body): Use get_loop_body_with_size.
28725 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
28726 (AVOID_CFG_MODIFICATIONS): New constant.
28727 (disambiguate_loops_with_multiple_latches, add_loop,
28728 get_loop_body_with_size): Declare.
28729 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
28731 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
28733 PR inline-asm/28686
28734 * global.c (compute_regsets): New function.
28735 (global_alloc): Refactored ELIMINABLE_REGSET
28736 and NO_GLOBAL_ALLOC_REGS computation out.
28737 (rest_of_handle_global_alloc): Call compute_regsets()
28738 for non-optimizing case.
28740 2007-02-06 Richard Henderson <rth@redhat.com>
28742 * config/i386/constraints.md (Y2): Rename from Y.
28743 (Yi): New constraint.
28744 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
28745 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
28746 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
28747 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
28748 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
28749 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
28750 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
28751 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
28752 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
28753 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
28754 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
28755 vec_extractv2si_1): Change Y constraints to Y2.
28756 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
28757 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
28758 Change Y constraints to Y2.
28759 (sse2_loadld): Change Y constraints to x.
28761 2007-02-06 Roger Sayle <roger@eyesopen.com>
28763 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
28764 (parity<mode>2): New define_expand using rs6000_emit_parity.
28765 * config/rs6000/rs6000.c (rs6000_emit_popcount,
28766 rs6000_emit_parity): New functions.
28767 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
28768 rs6000_emit_parity): Prototype here.
28770 2007-02-06 Ian Lance Taylor <iant@google.com>
28772 * lower-subreg.c (simple_move_operand): Reject CONST.
28773 (resolve_clobber): Call validate_change rather than directly
28774 assigning to XEXP (pat, 0).
28776 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
28778 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
28779 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
28780 (tree-cfg.o): Remove hashtab.h dependency.
28782 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
28783 (struct ivopts_data): Change niters to pointer_map_t.
28784 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
28785 (niter_for_exit): Create pointer_map on demand. Change for
28787 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
28788 (free_loop_data): Destroy data->niters if created and reset field.
28789 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
28790 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
28792 * tree-ssa-reassoc.c: Include pointer-set.h.
28793 (bb_rank): Change to long *.
28794 (operand_rank): Change to pointer_map_t.
28795 (find_operand_rank): Return long, -1 if not found. Declare as inline.
28796 (insert_operand_rank): Accept long.
28797 (operand_entry_hash, operand_entry_eq): Remove.
28798 (get_rank): Return long. Adjust for changes above.
28799 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
28801 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
28803 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
28804 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
28805 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
28807 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
28808 directly since it cannot be NULL.
28809 (get_vi_for_tree): Rewrite for pointer_map API.
28810 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
28811 (init_alias_vars): Create vi_for_tree as pointer_map.
28812 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
28814 * tree-cfg.c: Don't include hashtab.h.
28815 (edge_to_cases): Declare as pointer_map.
28816 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
28818 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
28819 (start_recording_case_labels): Create edge_to_cases as pointer_map.
28820 (end_recoding_case_labels): Cleanup edge_to_cases manually before
28822 (record_switch_edge): Delete.
28823 (get_cases_for_edge): Adjust for pointer_map API, inline
28824 record_switch_edge (rewritten for new API), remove goto.
28826 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
28828 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
28829 * tree-nested.c: Include pointer-set.h.
28830 (var_map_elt, var_map_eq, var_map_hash): Delete.
28831 (struct nesting_info): Remove GTY marker. Change the two htab_t's
28832 to pointer_map_t's.
28833 (nesting_info_bitmap_obstack): New.
28834 (lookup_field_for_decl): Adjust for pointer_map API.
28835 (lookup_tramp_for_decl): Adjust for pointer_map API.
28836 (get_nonlocal_debug_decl): Adjust for pointer_map API.
28837 (get_local_debug_decl): Adjust for pointer_map API.
28838 (convert_nl_goto_reference): Adjust for pointer_map API.
28839 (convert_nl_goto_receiver): Adjust for pointer_map API.
28840 (create_nesting_tree): Create outside GGC space. Create bitmap on
28841 the new obstack. Create field_map and var_map as pointer_maps.
28842 (free_nesting_tree): Adjust for changes to create_nesting_tree.
28844 (lower_nested_functions): Move root here, no need to NULL it.
28845 Initialize and release the obstack.
28847 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
28849 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
28850 Remove prototypes and make them non-static.
28851 (struct tree_int_map): Remove.
28852 * tree.h (struct tree_int_map): Move here, turning TO into an
28854 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
28856 * tree.h (TREE_COMPLEXITY): Remove.
28857 (struct tree_exp): Remove complexity field.
28858 * tree.c (build1_stat): Don't set it.
28860 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
28861 Victor Kaplansky <victork@il.ibm.com>
28863 * tree-vectorizer.c (vect_is_simple_use): Support induction.
28864 (vect_is_simple_reduction): Support reduction with induction as
28865 one of the operands.
28866 (vect_is_simple_iv_evolution): Fix formatting.
28867 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
28868 formatting. Don't mark induction phis for vectorization.
28869 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
28870 * tree-vect-transform.c (get_initial_def_for_induction): New function.
28871 (vect_get_vec_def_for_operand): Support induction.
28872 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
28874 (vectorizable_reduction): Support reduction with induction as one of
28876 (vectorizable_type_demotion): Use def-type of stmt argument rather
28877 than dummy def-type.
28879 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
28880 flag_tree_scev_cprop.
28881 * common.opt (tree-scev-cprop): New flag.
28883 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
28884 call to vect_get_new_vect_var.
28886 2007-02-06 Ira Rosen <irar@il.ibm.com>
28888 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
28889 vectype is not NULL.
28890 (vect_pattern_recog_1): Likewise.
28892 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28894 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
28895 (fold_negate_expr): Likewise.
28897 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
28900 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
28901 even if cv-qualification is the same.
28903 2007-02-05 Geoffrey Keating <geoffk@apple.com>
28905 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
28906 __enable_execute_stack on completion.
28908 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28910 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
28911 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
28912 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
28913 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
28914 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
28915 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
28916 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
28917 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
28919 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28921 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
28922 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
28923 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
28924 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
28925 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
28926 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
28927 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
28928 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
28929 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
28930 umuldi3_highpart_rex64, umulsi3_highpart_insn,
28931 umulsi3_highpart_zext, smuldi3_highpart_rex64,
28932 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
28933 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
28934 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
28935 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
28936 sqrtextenddfxf2_i387): Added amdfam10_decode.
28938 * config/i386/athlon.md (athlon_idirect_amdfam10,
28939 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
28940 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
28941 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
28942 athlon_ivector_store_amdfam10): New define_insn_reservation.
28943 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
28946 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28948 * config/i386/athlon.md (athlon_call_amdfam10,
28949 athlon_pop_amdfam10, athlon_lea_amdfam10): New
28950 define_insn_reservation.
28951 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
28952 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
28953 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
28955 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28957 * config/i386/athlon.md (athlon_sseld_amdfam10,
28958 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
28959 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
28961 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28963 * config/i386/athlon.md (athlon_sseins_amdfam10): New
28964 define_insn_reservation.
28965 * config/i386/i386.md (sseins): Added sseins to define_attr type
28966 and define_attr unit.
28967 * config/i386/sse.md: Set type attribute to sseins for insertq
28970 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28972 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
28973 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
28974 ssecomi_load_amdfam10, ssecomi_amdfam10,
28975 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
28976 define_insn_reservation.
28977 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
28979 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28981 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
28982 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
28983 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
28984 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
28985 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
28986 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
28987 define_insn_reservation.
28989 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
28990 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
28991 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
28992 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
28993 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
28995 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28997 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
28998 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
28999 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
29000 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
29001 athlon_ssemul_load_k8): Added amdfam10.
29003 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29005 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
29006 (x86_sse_unaligned_move_optimal): New variable.
29008 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
29010 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
29011 for unaligned vector SSE double/single precision loads for AMDFAM10.
29013 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29015 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
29016 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
29017 Define TARGET_CPU_DEFAULT_amdfam10.
29018 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
29019 (processor_type): Add PROCESSOR_AMDFAM10.
29021 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
29022 processor_type in config/i386/i386.h.
29023 Enable imul peepholes for TARGET_AMDFAM10.
29025 * config.gcc: Add support for --with-cpu option for amdfam10.
29027 * config/i386/i386.c (amdfam10_cost): New variable.
29028 (m_AMDFAM10): New macro.
29029 (m_ATHLON_K8_AMDFAM10): New macro.
29030 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
29031 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
29032 x86_promote_QImode, x86_integer_DFmode_moves,
29033 x86_partial_reg_dependency, x86_memory_mismatch_stall,
29034 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
29035 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
29036 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
29037 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
29038 Enable/disable for amdfam10.
29039 (override_options): Add amdfam10_cost to processor_target_table.
29040 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
29041 processor_alias_table.
29042 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
29043 (ix86_adjust_cost): Add code for amdfam10.
29045 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29047 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
29048 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
29049 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
29050 * config/i386/i386.h: Add builtin definition for SSE4A.
29051 * config/i386/i386.md: Add support for ABM instructions
29052 (popcnt and lzcnt).
29053 * config/i386/sse.md: Add support for SSE4A instructions
29054 (movntss, movntsd, extrq, insertq).
29055 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
29056 Add -march=amdfam10 flag.
29057 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
29058 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
29060 * doc/extend.texi: Add documentation for SSE4A builtins.
29062 2007-02-05 Bob Wilson <bob.wilson@acm.org>
29064 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
29066 2007-02-05 Richard Guenther <rguenther@suse.de>
29068 * tree-vectorizer.h (vectorizable_function): Add argument type
29069 argument, change return type.
29070 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
29071 * tree-vect-transform.c (vectorizable_function): Handle extra
29072 argument, return vectorized function decl.
29073 (build_vectorized_function_call): Remove.
29074 (vectorizable_call): Handle calls with result and argument types
29075 differing. Handle loop vectorization factor correctly.
29076 * targhooks.c (default_builtin_vectorized_function): Adjust for
29078 * targhooks.h (default_builtin_vectorized_function): Likewise.
29079 * target.h (builtin_vectorized_function): Add argument type
29081 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
29082 extra argument, allow vectorizing of lrintf.
29083 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
29084 documentation of target hook.
29086 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
29089 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
29090 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
29091 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
29093 2007-02-05 Roger Sayle <roger@eyesopen.com>
29095 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
29096 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
29097 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
29098 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
29099 before canonicalizing sincos to cexpi.
29100 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
29102 2007-02-05 Roger Sayle <roger@eyesopen.com>
29104 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
29105 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
29106 (alpha_init_builtins): Use alpha_add_builtins to process tables.
29108 2007-02-05 Roger Sayle <roger@eyesopen.com>
29110 * mips-tfile.c (initialize_init_file): Correct endianness test.
29112 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
29114 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
29115 the 'y' constraint.
29117 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29119 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
29120 saves in a PARALLEL before the register assignments.
29122 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29124 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
29125 DWARF_FRAME_RETURN_COLUMN to be a general register.
29126 * dwarf2out.c (init_return_column_size): New function, split from...
29127 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
29128 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
29129 to be nongeneral registers.
29130 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
29132 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
29133 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
29135 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29137 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
29139 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29141 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
29142 (remove_path): Use can_remove_branch_p and remove_branch instead
29143 of loop_delete_branch_edge.
29144 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
29145 (tree_transform_and_unroll_loop): Remove dead branches immediately.
29146 Update profile using scale_dominated_blocks_in_loop.
29147 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
29148 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
29149 (can_remove_branch_p, remove_branch): Declare.
29150 * tree-cfg.c (tree_can_remove_branch_p): New function.
29151 (tree_cfg_hooks): Add tree_can_remove_branch_p.
29152 * cfgrtl.c (rtl_can_remove_branch_p): New function.
29153 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
29155 2007-02-05 Jan Hubicka <jh@suse.cz>
29157 PR middle-end/30696
29158 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
29159 nodes in cgraph, don't remove offline copy of the function.
29161 2007-02-04 Jan Hubicka <jh@suse.cz>
29163 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
29164 vectors might cause maybe_lookup_element_for_expr to be called
29165 on non-sra-candidate.
29167 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29169 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
29170 config/bfin/bfin.md, config/bfin/predicates.md: Follow
29171 spelling conventions.
29173 2007-02-04 Richard Guenther <rguenther@suse.de>
29175 PR middle-end/30636
29176 * fold-const.c (try_move_mult_to_index): Make sure to not
29177 overflow one dimension of a multi-dimensional array access.
29179 2007-02-04 Jan Hubicka <jh@suse.cz>
29181 * passes.c (init_optimization_passes): Reindent.
29183 2007-02-04 Jan Hubicka <jh@suse.cz>
29184 Eric Botcazou <ebotcazou@adacore.com>
29186 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
29187 (execute_fixup_cfg): Break out the abnormal goto code.
29188 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
29189 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
29190 (optimize_inline_calls): Call make_nonlocal_label_edges.
29192 2007-02-04 Jan Hubicka <jh@suse.cz>
29194 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
29195 true when something was changed.
29196 (rename_ssa_copies): When something was changed, do
29197 TODO_remove_unused_locals.
29198 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29199 add TODO_remove_unused_locals when instruction was removed.
29201 2007-02-04 Jan Hubicka <jh@suse.cz>
29203 * ipa-inline.c (try_inline): Improve debug output; work on already
29205 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
29206 call try_inline for already inlined edges too when flattening;
29207 inline also functions that make callee growth but overall unit size
29210 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29212 * config/m32c/bitops.md, config/m32c/jump.md,
29213 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
29214 config/m32r/m32r.h, config/m32r/m32r.md,
29215 config/m32r/predicates.md, config/m68hc11/larith.asm,
29216 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
29217 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
29218 config/mips/mips-protos.h, config/mips/mips.c,
29219 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
29220 config/mn10300/mn10300.h, config/mn10300/predicates.md,
29221 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
29222 spelling conventions.
29224 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
29225 Follow spelling conventions.
29227 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
29229 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
29230 warn about C++0x compatibility.
29232 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29234 * config/h8300/h8300.c, config/h8300/h8300.h,
29235 config/h8300/h8300.md: Follow spelling conventions.
29237 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
29239 PR middle-end/30667
29240 * combine.c (try_combine): Do not substitute source operand
29241 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
29243 2007-02-03 Jan Hubicka <jh@suse.cz>
29245 PR gcov-profile/30650
29246 * value-prof.c (stringop_block_profile): Fix handling of size counter;
29247 do not divide by zero for never executed counters.
29248 (tree_find_values_to_profile): Fix counters.
29249 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
29251 2007-02-03 Ian Lance Taylor <iant@google.com>
29253 * lower-subreg.c (simple_move_operand): New static function,
29254 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
29256 (simple_move): Call simple_move_operand.
29257 (find_decomposable_subregs): Add special handling of MEMs.
29258 (can_decompose_p): Rename from cannot_decompose_p. Reverse
29259 meaning of return value. If we see a hard register, test whether
29260 it can store a word_mode value. Change all callers.
29262 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29264 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
29265 ftrapv insns and expanders.
29266 (subdi3): Change define_expand operand 1 to arith11_operand, and
29267 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
29268 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
29269 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
29272 PR middle-end/30174
29273 * varasm.c (notice_global_symbol): Treat global objects as weak when
29274 flag_shlib is true.
29276 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29278 * emit-rtl.c (dconstpi): Delete.
29279 (dconstsqrt2): New.
29280 (init_emit_once): Delete dconstpi and init dconstsqrt2.
29281 * real.h (dconstpi): Delete.
29282 (dconstsqrt2): New.
29283 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
29284 (fold_builtin_hypot): Likewise.
29286 2007-02-03 Tom Tromey <tromey@redhat.com>
29289 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
29290 -gcoff3, -gxcoff3, -gvms3 implies -dD.
29292 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
29294 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
29295 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
29296 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
29297 config/rs6000/cell.md, config/rs6000/darwin.h,
29298 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
29299 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
29300 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
29301 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
29302 typos. Follow spelling conventions.
29303 * doc/invoke.texi: Follow spelling conventions.
29305 2007-02-03 Roger Sayle <roger@eyesopen.com>
29307 * simplify-rtx.c (simplify_relational_operation_1): Implement some
29308 canonicalization transformations that attempt to simplify integer
29309 constant comparisons to become comparisons against zero.
29311 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29313 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
29315 * fold-const.c (fold_binary): Fix comment typos. Fold complex
29316 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
29318 2007-02-02 Mike Stump <mrs@apple.com>
29320 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
29321 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
29322 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
29323 generate a branch island.
29325 2007-02-02 Bob Wilson <bob.wilson@acm.org>
29327 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
29328 (xtensa_legitimate_address_p): New.
29329 (xtensa_legitimize_address): New.
29330 (xtensa_output_addr_const_extra): New.
29331 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
29333 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
29334 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
29335 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
29336 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
29337 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
29338 (xtensa_legitimize_address): New.
29339 (xtensa_output_addr_const_extra): New.
29341 2007-02-02 Steve Ellcey <sje@cup.hp.com>
29343 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
29345 2007-02-02 Ian Lance Taylor <iant@google.com>
29347 * expmed.c (expand_divmod): Add comment.
29349 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
29351 * emit-rtl.c (renumber_insns): Remove.
29352 * flags.h: Remove the extern for flag_renumber_insns.
29353 * rtl.h: Remove the prototype for renumber_insns.
29354 * toplev.c (flag_renumber_insns): Remove.
29356 2007-02-02 Hui-May Chang <hm.chang@apple.com>
29358 Revert for x86 darwin:
29359 2005-06-19 Uros Bizjak <uros@kss-loka.si>
29361 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
29362 code before the following patch under TARGET_MACHO.
29363 (ix86_function_value_regno_p): Likewise.
29365 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29367 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
29370 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
29373 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
29374 loads to general or fp registers. Add comments.
29375 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
29377 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
29379 * pointer-set.c (insert_aux): Only return insertion slot.
29380 (pointer_set_insert): Adjust.
29381 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
29382 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
29383 pointer_map_traverse): New.
29384 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
29385 pointer_map_create, pointer_map_destroy, pointer_map_insert,
29386 pointer_map_contains, pointer_map_traverse): Declare.
29388 2007-02-02 Jakub Jelinek <jakub@redhat.com>
29390 PR middle-end/30473
29391 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
29392 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
29394 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
29396 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
29398 (struct _dep): New type.
29399 (dep_t): New typedef.
29400 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
29401 (DEP_STATUS): New access macro. The macro with the same name was
29402 renamed to DEP_LINK_STATUS.
29403 (dep_init): Declare function
29405 (struct _dep_link): New type.
29406 (dep_link_t): New typedef.
29407 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
29408 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
29409 (DEP_LINK_STATUS): New macro.
29410 (debug_dep_links): New debug function.
29412 (struct _deps_list): New type.
29413 (deps_list_t): New typedef.
29414 (DEPS_LIST_FIRST): New access macro.
29415 (FOR_EACH_DEP_LINK): New cycle macro.
29416 (create_deps_list, free_deps_list, delete_deps_list): Declare
29418 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
29419 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
29420 (copy_deps_list_change_con): Ditto.
29422 (move_dep_link): Declare function.
29424 (struct _dep_node): New type.
29425 (dep_node_t): New typedef.
29426 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
29428 (struct haifa_insn_data.back_deps): New field to hold backward
29429 dependencies of the insn.
29430 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
29432 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
29433 Change its type to deps_list_t.
29434 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
29435 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
29436 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
29438 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
29440 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
29442 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
29444 (dep_cost): Declare.
29446 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
29447 (ds_to_dk, dk_to_ds): New functions.
29449 (init_dep_1): New static function.
29450 (init_dep): New function.
29451 (copy_dep): New static function.
29453 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
29455 (detach_dep_link): New static function.
29456 (move_dep_link): New function.
29458 (dep_links_consistent_p, dump_dep_links): New static functions.
29459 (debug_dep_links): New debugging function.
29461 (deps_obstack, dl_obstack, dn_obstack): New static variables.
29463 (alloc_deps_list, init_deps_list): New static functions.
29464 (create_deps_list): New function.
29465 (clear_deps_list): New static function.
29466 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
29467 (deps_list_consistent_p, dump_deps_list): New static functions.
29468 (debug_deps_list): New function.
29469 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
29471 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
29473 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
29474 use new scheduler dependencies lists.
29475 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
29476 (sched_analyze): Ditto. Initialize dependencies lists.
29477 (add_forw_dep, compute_forward_dependences): Update to use new
29478 scheduler dependencies lists.
29480 (init_dependency_caches): Init deps_obstack.
29481 (free_dependency_caches): Free deps_obstack.
29483 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
29484 new scheduler dependencies lists.
29485 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
29486 (add_back_forw_dep, delete_back_forw_dep): Ditto.
29488 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
29489 Update to use new scheduler dependencies lists.
29490 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
29491 (debug_dependencies): Ditto.
29492 (schedule_region): Update comments.
29494 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
29495 scheduler dependencies lists.
29496 (schedule_ebb): Update comments.
29498 * rtl.def (DEPS_LIST): Remove.
29500 * lists.c (unused_deps_list): Remove.
29501 (free_list): Update assertions.
29503 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
29504 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29506 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
29507 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29509 * haifa-sched.c (comments): Update.
29510 (insn_cost1): Remove. Inline the code into insn_cost ().
29511 (insn_cost): Update to use new scheduler dependencies lists. Move
29512 processing of the dependency cost to dep_cost ().
29513 (dep_cost): New function. Use it instead of insn_cost () when
29514 evaluating cost of the dependency. Use compatible interface to
29515 interact with the target.
29516 (priority): Update to use new scheduler dependencies lists.
29517 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
29518 with greater number of insns that depend on the insn.
29519 (schedule_insn): Update to use new scheduler dependencies lists. Add
29520 code to free backward dependencies lists. Inline and optimize code
29521 from resolve_dep () - see PR28071.
29522 (ok_for_early_queue_removal): Update to use new scheduler dependencies
29523 lists. Update call to targetm.sched.is_costly_dependence hook.
29525 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
29526 scheduler dependencies lists.
29528 (resolve_dep): Remove. Move the logic to schedule_insn ().
29529 (init_h_i_d): Initialize dependencies lists.
29531 (process_insn_depend_be_in_spec): Rename to
29532 process_insn_forw_deps_be_in_spec. Update to use new scheduler
29533 dependencies lists.
29534 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
29535 Update to use new scheduler dependencies lists.
29536 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
29538 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
29539 new scheduler dependencies lists.
29540 (build_intra_loop_deps): Ditto.
29542 * target.h (struct _dep): Declare to use in
29543 gcc_target.sched.is_costly_dependence.
29544 (struct gcc_target.sched.adjust_cost): Fix typo.
29545 (struct gcc_target.sched.is_costly_dependence): Change signature to
29546 use single dep_t parameter instead of an equivalent triad.
29547 (struct gcc_target.sched.adjust_cost_2): Remove.
29549 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
29551 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
29553 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
29555 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
29557 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
29558 (REG_DEP_TRUE): Document.
29560 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
29561 Change signature to correspond to the targetm.sched.adjust_cost hook.
29562 Update use in TARGET_SCHED_ADJUST_COST_2.
29563 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
29564 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
29565 new scheduler dependencies lists.
29566 (ia64_gen_check): Ditto.
29568 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
29569 scheduler dependencies lists.
29571 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
29572 signature to correspond to the targetm.sched.is_costly_dependence hook.
29573 (is_costly_group): Update to use new scheduler dependencies lists.
29575 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
29576 instead of INSN_COST () macro.
29578 2007-02-01 Ian Lance Taylor <iant@google.com>
29580 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
29582 2007-02-01 Guy Martin <gmsoft@gentoo.org>
29584 * pa.md (tp_load): Correct mfctl instruction syntax.
29586 2007-02-01 Geoffrey Keating <geoffk@apple.com>
29588 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
29589 altivec_padding_size calculation on AIX. Improve comment, add
29590 assert to verify that it's right.
29592 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
29595 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
29597 PR inline-asm/28686
29598 * global.c (global_alloc): Add mising initialization of
29601 2007-02-01 Roger Sayle <roger@eyesopen.com>
29603 * alias.c (init_alias_analysis): Correct whitespace.
29604 * bb-reorder.c (fix_edges_for_rarely_executed_code,
29605 partition_hot_cold_basic_blocks): Likewise.
29606 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
29607 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
29608 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
29609 fold_builtin_snprintf_chk, fold_builtin_printf,
29610 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
29611 do_mpfr_arg3, do_mpfr_sincos): Likewise.
29612 * cfgcleanup.c (cleanup_cfg): Likewise.
29613 * cfgexpand.c (tree_expand_cfg): Likewise.
29614 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
29615 * function.c (get_next_funcdef_no): Likewise.
29616 * gengtype.c (main): Likewise.
29617 * genmodes.c (main): Likewise.
29618 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
29619 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
29620 * ifcvt.c (noce_emit_move_insn): Likewise.
29621 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
29623 * stor-layout.c (get_best_mode): Likewise.
29624 * tree-ssa-loop-niter.c (get_val_for): Likewise.
29625 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
29626 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
29627 perform_var_substitution, solve_graph): Likewise.
29628 * tree-vrp.c (vrp_finalize): Likewise.
29630 2007-02-01 Ian Lance Taylor <iant@google.com>
29632 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
29633 high part of a paradoxical subreg, return a constant zero.
29635 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
29637 * toplev.c (lang_dependent_init): Call init_set_costs.
29638 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
29640 2007-02-01 Richard Guenther <rguenther@suse.de>
29642 PR middle-end/30656
29643 * fold-const.c (fold_negate_expr): Allow negating a
29644 constant if overflow does not change.
29646 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29648 * doc/c-tree.texi (Expression trees): Improve markup.
29649 * doc/tm.texi (Register Classes, Addressing Modes)
29650 (Floating Point): Fix spacing after abbreviations. Fix some
29653 2007-02-01 Ben Elliston <bje@au.ibm.com>
29655 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
29656 * doc/contrib.texi: Likewise.
29657 * doc/install.texi: Likewise.
29659 2007-01-31 Richard Henderson <rth@redhat.com>
29660 Ian Lance Taylor <iant@google.com>
29662 * lower-subreg.c: New file.
29663 * rtl.def (CONCATN): Define.
29664 * passes.c (init_optimization_passes): Add pass_lower_subreg and
29665 pass_lower_subreg2.
29666 * emit-rtl.c (update_reg_offset): New static function, broken out
29667 of gen_rtx_REG_offset.
29668 (gen_rtx_REG_offset): Call update_reg_offset.
29669 (gen_reg_rtx_offset): New function.
29670 * regclass.c: Revert patch of 2006-03-05, restoring
29672 (clear_reg_info_regno): New function.
29673 * dwarf2out.c (concatn_loc_descriptor): New static function.
29674 (loc_descriptor): Handle CONCATN.
29675 * common.opt (fsplit_wide_types): New option.
29676 * opts.c (decode_options): Set flag_split_wide_types when
29678 * timevar.def (TV_LOWER_SUBREG): Define.
29679 * rtl.h (gen_reg_rtx_offset): Declare.
29680 (reg_scan_update): Declare.
29681 * regs.h (clear_reg_info_regno): Declare.
29682 * tree-pass.h (pass_lower_subreg): Declare.
29683 (pass_lower_subreg2): Declare.
29684 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
29685 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
29686 -fsplit-wide-types.
29687 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
29688 * Makefile.in (OBJS-common): Add lower-subreg.o.
29689 (lower-subreg.o): New target.
29691 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29693 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
29695 2007-01-31 Anatoly Sokolov <aesok@post.ru>
29698 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
29700 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29702 PR middle-end/29335
29703 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
29705 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
29707 * cfgloop.h: Include vec-prim.h.
29708 (enum li_flags): Remove LI_ONLY_OLD.
29709 (loop_iterator): Changed.
29710 (fel_next, fel_init): Iterate over loop tree.
29711 (FOR_EACH_LOOP_BREAK): New macro.
29712 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
29714 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
29715 * modulo-sched.c (sms_schedule): Ditto.
29716 * tree-vectorizer.c (vectorize_loops): Ditto.
29717 * doc/loop.texi: Update information on loop numbering and behavior of
29718 FOR_EACH_LOOP wrto new loops.
29719 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
29720 add_to_evolution_1): Test nestedness of loops instead of comparing
29722 * tree-chrec.c (chrec_fold_plus_poly_poly,
29723 chrec_fold_multiply_poly_poly, chrec_evaluate,
29724 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
29725 reset_evolution_in_loop): Ditto.
29726 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
29728 2007-01-31 Dirk Mueller <dmueller@suse.de>
29730 * c-common.c (warn_about_parentheses): Separate warning about
29731 un-parenthized sequence of comparison operators from the one
29732 which is supposed to warn about x <= y <= z.
29734 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
29736 * optabs.h (enum optab_index): Add new OTI_isinf.
29737 (isinf_optab): Define corresponding macro.
29738 * optabs.c (init_optabs): Initialize isinf_optab.
29739 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
29741 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
29742 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
29744 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
29745 expand_builtin_interclass_mathfn.
29746 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
29747 * config/i386/i386.md (UNSPEC_FXAM): New constant.
29748 (fxam<mode>2_i387): New insn pattern.
29749 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
29750 built-in functions as x87 inline asm.
29752 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29754 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
29756 2007-01-30 Eric Christopher <echristo@apple.com>
29758 * config.gcc: Add geode.
29760 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29762 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
29763 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
29764 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
29765 value-prof.c: Fix comment typos.
29767 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29770 * doc/invoke.texi (Wpointer-arith): Document warning.
29772 2007-01-30 Janis Johnson <janis187@us.ibm.com>
29774 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
29775 the list of discrepancies from the draft TR.
29777 2007-01-30 Dirk Mueller <dmueller@suse.de>
29780 * doc/invoke.texi (-Wreturn-type): Update description to
29781 match new behavior.
29783 2007-01-30 Richard Sandiford <richard@codesourcery.com>
29785 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
29787 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
29789 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
29790 to handle optabs that operate on floating point input argument and
29791 output to integer output.
29792 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
29793 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
29794 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
29795 expand_builtin_interclass_mathfn ().
29796 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
29797 (ilogbsi2): Remove.
29798 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
29799 ilogbl built-in functions as x87 intrinsics.
29801 2007-01-30 Richard Guenther <rguenther@suse.de>
29803 PR middle-end/27657
29804 * dwarf2out.c (reference_to_unused): Query varpool if the
29805 variable was output.
29807 2007-01-30 Richard Guenther <rguenther@suse.de>
29809 PR middle-end/30313
29810 * passes.c (execute_one_pass): Reset in_gimple_form to not
29811 confuse non-unit-at-a-time mode.
29813 2007-01-29 Roger Sayle <roger@eyesopen.com>
29814 Richard Guenther <rguenther@suse.de>
29816 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
29817 avoid undefined behaviour on overflow. Use force_fit_type_double
29818 to construct the constant with the specified TREE_OVERFLOW.
29820 2007-01-29 Janis Johnson <janis187@us.ibm.com>
29822 * config/dfp-bit.c: Add parameterized support for fp exceptions.
29823 * config/dfp-bit.h: Ditto.
29825 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29827 * c-decl.c (pop_scope): Replace warnings with call to
29828 warn_for_unused_label.
29829 * c-common.h (warn_for_unused_label): Declare.
29830 * c-common.c (warn_for_unused_label): Define.
29832 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29834 * tree-optimize.c (update_inlined_to_pointers): Delete unused
29837 2007-01-29 Janis Johnson <janis187@us.ibm.com>
29839 * Makefile.in (USER_H): Remove decfloat.h.
29840 * ginclude/decfloat.h: Delete, moving contents to ...
29841 * ginclude/float.h: Add support for decimal floating point,
29842 guarded by __STDC_WANT_DEC_FP__.
29844 2007-01-29 Mike Stump <mrs@apple.com>
29846 * doc/gccint.texi (Top): Rename Loop Representation to Loop
29847 Analysis and Representation to resolve case insensitive conflict.
29848 * doc/loop.texi (Loop Analysis and Representation): Likewise.
29850 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
29852 * tree.h (struct tree_memory_tag): Add aliases member.
29853 (MTAG_ALIASES): New macro.
29854 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
29855 (add_may_alias): Remove pointer-set. Update for may_aliases being
29857 (mark_aliases_call_clobbered): Update for may_aliases being a
29859 (compute_tag_properties): Ditto.
29860 (create_partition_for): Ditto.
29861 (compute_memory_partitions): Ditto.
29862 (dump_may_aliases_for): Ditto.
29863 (is_aliased_with): Ditto.
29864 (add_may_alias_for_new_tag): Ditto.
29865 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
29866 (compute_is_aliased): New function.
29867 (compute_may_aliases): Call compute_is_aliased).
29868 (init_alias_info): Initialize alias_bitmap_obstack.
29869 (union_alias_set_into): New function.
29870 (compute_flow_sensitive_aliasing): Use union_aliases_into.
29871 (have_common_aliases_p): Rewrite to take two bitmaps and use
29873 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
29874 Update for bitmaps.
29875 (finalize_ref_all_pointers): Update for add_may_alias changes.
29876 (new_type_alias): Ditto.
29877 * tree-flow-inline.h (may_aliases): Return a bitmap.
29878 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
29879 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
29880 may_aliases being a bitmap.
29881 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
29882 may_aliases now returns a bitmap.
29883 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
29885 * tree-ssa-operands.c (add_virtual_operand): Update for
29886 may_aliases being a bitmap.
29888 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
29890 PR tree-optimization/30630
29891 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
29892 variable as changed.
29894 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
29897 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
29898 expanded only once even if an error occurs.
29900 2007-01-29 Ben Elliston <bje@au.ibm.com>
29902 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
29903 (__gcov_average_profiler): Likewise.
29904 (__gcov_ior_profiler): Likewise.
29905 (__gcov_merge_ior): Likewise.
29907 2007-01-28 Jan Hubicka <jh@suse.cz>
29909 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
29910 * value-prof.c (stringop_block_profile): Likewise.
29912 2007-01-28 Jan Hubicka <jh@suse.cz>
29914 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
29915 Add variant handling histograms; add wrapper.
29916 (clear_storage_via_libcall): Export.
29917 (emit_block_move_hints): Break out from ...; add histograms.
29918 (emit_block_move): ... this one.
29919 (clear_storage_hints): Break out from ...; add histograms.
29920 (clear_storage): ... this one.
29921 (set_storage_via_memset): Handle histogram.
29922 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
29923 (clear_storage_hints, clear_storage_via_libcall): Declare.
29924 (set_storage_via_setmem): Update prototype.
29925 * doc/md.texi (movmem, setmem): Document new arguments.
29927 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
29928 Add new histograms.
29929 (stringop_block_profile): New global function.
29930 (tree_stringops_values_to_profile): Profile block size and alignment.
29931 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
29933 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
29934 (stringop_block_profile): Declare.
29935 * builtins.c: Include value-prof.h.
29936 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
29937 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
29938 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
29939 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
29940 * profile.c (instrument_values): Add new counters.
29941 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
29943 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
29944 (tree_init_edge_profiler): Build new profilers.
29945 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
29946 (pass_tree_profile): Add dump.
29947 (tree_profile_hooks): Update.
29948 * Makefile.in (LIBGCOV): Add new constants.
29949 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
29950 __gcov_ior_profiler): New.
29951 * i386.md (movmem/setmem expanders): Add new optional arguments.
29953 2007-01-28 David Edelsohn <edelsohn@gnu.org>
29955 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
29957 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29959 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
29960 (tree_unswitch_single_loop): Pass eni_size_weights to
29961 tree_num_loop_insns.
29962 * tree-ssa-loop-manip.c: Include tree-inline.h.
29963 (can_unroll_loop_p): Pass eni_size_weights to
29964 tree_num_loop_insns.
29965 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
29966 Pass eni_size_weights to estimate_num_insns.
29967 * tree.h (init_inline_once): Export.
29968 * toplev.c (backend_init): Call init_inline_once.
29969 * cgraphunit.c (cgraph_process_new_functions,
29970 cgraph_analyze_function): Pass eni_inlining_weights to
29971 estimate_num_insns.
29972 * ipa-inline.c (compute_inline_parameters): Ditto.
29973 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
29974 to estimate_num_insns.
29975 (try_unroll_loop_completely): Pass eni_size_weights to
29976 tree_num_loop_insns.
29977 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
29978 ot estimate_num_insns.
29979 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
29980 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
29981 * tree-inline.c (eni_inlining_weights, eni_size_weights,
29982 eni_time_weights): New variables.
29983 (init_inline_once): Initialize them.
29984 (struct eni_data): Mew.
29985 (estimate_num_insns_1, estimate_num_insns): Use weights.
29986 * tree-inline.h (struct eni_weights_d): New.
29987 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
29988 (estimate_num_insns): Declaration changed.
29989 * cfgloop.h (tree_num_loop_insns): Declaration changed.
29990 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
29991 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
29993 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29995 * tree-data-ref.c (conflict_fn): Assert that the number of affine
29996 relations in the conflict function is valid.
29998 2007-01-27 Ian Lance Taylor <iant@google.com>
30000 * common.opt: Add fstrict-overflow.
30001 * opts.c (decode_options): Set flag_strict_overflow if -O2.
30002 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
30003 (TYPE_OVERFLOW_UNDEFINED): Define.
30004 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
30006 * tree.h (TYPE_TRAP_SIGNED): Don't define.
30007 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
30008 (fold_negate_expr): Likewise.
30009 (make_range): Likewise.
30010 (extract_muldiv_1): Likewise.
30011 (maybe_canonicalize_comparison): Likewise.
30012 (fold_comparison): Likewise.
30013 (fold_binary): Likewise.
30014 (tree_expr_nonnegative_p): Likewise.
30015 (tree_expr_nonzero_p): Likewise.
30016 * tree-vrp.c (compare_values): Likewise.
30017 (extract_range_from_binary_expr): Likewise.
30018 (extract_range_from_unary_expr): Likewise.
30019 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
30021 (nowrap_type_p): Likewise.
30022 * tree-scalar-evolution.c (simple_iv): Likewise.
30023 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
30024 (build_range_check): Likewise.
30025 (extract_muldiv_1): Likewise.
30026 (fold_comparison): Likewise.
30027 * tree-vrp.c (vrp_int_const_binop): Likewise.
30028 (extract_range_from_unary_expr): Likewise.
30029 * convert.c (convert_to_integer): Likewise.
30030 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
30031 (fold_comparison): Likewise.
30032 (fold_binary): Likewise.
30033 * optabs.c (optab_for_tree_code): Likewise.
30034 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
30035 * simplify-rtx.c (simplify_const_relational_operation): Check
30036 flag_strict_overflow and flag_trapv.
30037 (simplify_const_relational_operation): Likewise.
30038 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
30039 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
30042 2007-01-27 Roger Sayle <roger@eyesopen.com>
30044 * tree.c (tree_fold_gcd): Delete.
30045 * tree.h (tree_fold_gcd): Remove prototype.
30046 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
30047 test whether one constant integer is a multiple of another. Instead
30048 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
30049 * fold-const.c (multiple_of_p): We've determined both TOP and
30050 BOTTOM are integer constants so we can call int_const_binop directly
30051 instead of the more generic const_binop.
30053 2007-01-27 Roger Sayle <roger@eyesopen.com>
30055 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
30056 1*X check that the constant hasn't overflowed, to preserve the
30058 (round_up): Provide an efficient implementation when rouding-up an
30059 INTEGER_CST to a power-of-two.
30061 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30063 * doc/sourcebuild.texi: Add comma for clarity.
30064 * doc/extend.texi: Fix some typos.
30065 * doc/passes.texi: Likewise.
30066 * doc/cppinternals.texi: Likewise.
30067 * doc/c-tree.texi: Likewise.
30068 * doc/tree-ssa.texi: Likewise.
30069 * doc/install.texi: Likewise.
30071 2007-01-27 Jan Hubicka <jh@suse.cz>
30073 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
30074 (pass_sra): Do not require alias information.
30075 * passes.c (init_optimization_passes): Add SRA
30077 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
30079 * tracer.c (rest_of_handle_tracer): We already cleaned
30080 up the CFG in tracer() so don't do it here again.
30081 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
30082 cleanup_cfg here, either. And don't call renumber_insns.
30084 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
30085 and BB_HEAD are in the insn stream here. Instead make sure
30086 that BB_INSN is valid on all insns. Also, do check here that
30087 there are no pending branch predictions...
30088 (rtl_verify_flow_info): ...instead of doing it here. Checks
30089 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
30092 2007-01-26 Roger Sayle <roger@eyesopen.com>
30094 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
30095 function to simplify/factorize operand order canonicalization.
30096 (ix86_fixup_binary_operands): Reorganize using the above function.
30097 (ix86_binary_operator_ok): Likewise.
30099 2007-01-27 Jakub Jelinek <jakub@redhat.com>
30101 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
30102 file scope from optimize_attrs.
30103 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
30105 (optimize_attrs): Clear insn_code_values after freeing it.
30107 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30109 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
30110 a parts.base assignment.
30112 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30114 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
30115 (compute_subscript_distance, initialize_data_dependence_relation,
30116 finalize_ddr_dependent, analyze_ziv_subscript,
30117 analyze_siv_subscript_cst_affine,
30118 compute_overlap_steps_for_affine_univar,
30119 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
30120 analyze_siv_subscript, analyze_miv_subscript,
30121 analyze_overlapping_iterations, subscript_dependence_tester_1,
30122 compute_self_dependence, free_dependence_relation): Work
30123 with affine_fn instead of chrecs.
30124 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
30125 common_affine_function, affine_function_base,
30126 affine_function_constant_p, affine_fn_op, affine_fn_plus,
30127 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
30128 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
30129 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
30130 (all_chrecs_equal_p): Removed.
30131 * tree-data-ref.h (affine_fn, conflict_function): New types.
30132 (struct subscript): Change type of conflicting_iterations_in_a
30133 and conflicting_iterations_in_b.
30135 2007-01-26 Steve Ellcey <sje@cup.hp.com>
30138 * config/pa/pa.h (TARGET_HPUX_11): New.
30139 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
30140 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
30142 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
30143 Richard Guenther <rguenther@suse.de>
30145 * tree-ssa-structalias.c (solve_graph): Handle case
30146 we merged the variable to another.
30148 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30150 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
30153 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
30154 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
30156 2007-01-25 DJ Delorie <dj@redhat.com>
30158 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
30159 allow changes to modes which don't fit in those registers.
30161 * reload1.c (choose_reload_regs): Check for invalid subregs before
30162 computing their locations, not after.
30164 2007-01-25 Geoffrey Keating <geoffk@apple.com>
30167 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
30168 save Altivec registers in an eh_return function.
30169 (compute_vrsave_mask): Likewise.
30170 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
30171 for saving Altivec registers.
30172 (rs6000_emit_prologue): Don't allocate stack twice in
30173 eh_return function. Correct expected value of altivec_save_offset
30174 when using save_world. Describe save of R0 to stack when using
30175 save_world. Describe stack pointer adjustment when using
30176 save_world. Remove duplicated eh_return parameter register saving.
30177 Update sp_offset variable after save_world.
30178 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
30180 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
30181 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
30184 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30186 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
30188 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30191 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
30192 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
30194 2007-01-25 Richard Guenther <rguenther@suse.de>
30196 * doc/invoke.texi (-Wcoverage-mismatch): Document.
30197 * common.opt (-Wcoverage-mismatch): New warning option.
30198 * coverage.c (get_coverage_counts): Ignore coverage mismatch
30199 if -Wcoverage-mismatch is given.
30201 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
30203 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
30204 (ipcp_driver): Change to static definition.
30205 Add dumping of the ifunctions.
30206 (constant_val_insert): Remove unused parameter. Support for SSA.
30207 (ipcp_propagate_const): Support for SSA.
30208 (ipcp_profile_bb_print): Print only analyzed nodes.
30209 (ipcp_replace_map_create): Remove support for Fortran constant
30211 * ipa-prop.c (ipa_method_modify_stmt,
30212 ipa_callsite_compute_param): Support for SSA.
30213 * ipa-prop.h (ipcp_driver): Remove declaration.
30214 (IS_VALID_TREE_MAP_INDEX): Add define.
30216 2007-01-24 Geoffrey Keating <geoffk@apple.com>
30218 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
30220 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30222 PR middle-end/30447
30223 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
30224 constant argument to cabs and do it without checking for
30225 -funsafe-math-optimizations.
30227 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
30229 * c-common.h (RID_FIRST_CXX0X): New.
30230 (RID_LAST_CXX0X): New.
30231 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
30233 * c.opt (Wc++0x-compat): New.
30234 * doc/invoke.texi (-Wc++0x-compat): Document.
30236 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30238 * builtins.c (fold_builtin_carg): New.
30239 (fold_builtin_1): Use it.
30241 2007-01-24 Jan Hubicka <jh@suse.cz>
30243 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
30245 * ipa-inline.c (initial_insns, max_insns): Delete.
30246 (compute_max_insns): New function.
30247 (cgraph_decide_inlining_of_small_function): Use it; take minimal
30248 amount of insns as base for code growth.
30249 (cgraph_decide_inlining): Make initial_insns local; do not compute
30251 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
30252 * doc/invoke.texi (inline-unit-growth): Update docs.
30254 2007-01-24 Jakub Jelinek <jakub@redhat.com>
30256 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
30257 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
30258 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
30259 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
30260 for CPUs that have PTA_CX16 set.
30262 PR middle-end/27416
30263 * gimplify.c (omp_check_private): New function.
30264 (gimplify_scan_omp_clauses): Use it for
30265 firstprivate/lastprivate/reduction.
30267 PR middle-end/30494
30268 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
30269 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
30271 PR middle-end/30421
30272 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
30273 If lower_lastprivate_clauses emits some statements, append them
30274 to dlist rather than body_p and to body_p append an initializer.
30275 (lower_omp_for): Adjust caller.
30277 2007-01-24 Steve Ellcey <sje@cup.hp.com>
30279 * target.h (globalize_decl_name): New.
30280 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30281 * output.h (default_globalize_decl_name): New.
30282 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
30284 (globalize_decl): Ditto.
30285 (default_globalize_decl_name): New.
30286 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
30287 (ia64_handle_version_id_attribute): New.
30288 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30289 (ia64_asm_output_external): Use globalize_decl_name instead
30290 of globalize_label.
30291 * doc/extend.texi (version_id): New pragma.
30292 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
30294 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
30296 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
30297 _uleb128_t and _Unwind_SWord with _sleb128_t.
30298 * unwind-dw2.c (extract_cie_info, execute_stack_op,
30299 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
30301 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
30302 * unwind-pe.h (read_uleb128, read_sleb128,
30303 read_encoded_value_with_base): Likewise.
30304 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
30306 2007-01-24 Richard Guenther <rguenther@suse.de>
30308 * builtins.c (expand_builtin_cexpi): Get the fndecl
30309 for cexp in the correct way.
30311 2007-01-24 Jan Hubicka <jh@suse.cz>
30313 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
30316 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
30318 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
30319 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
30320 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
30321 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
30322 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
30323 __SIZEOF_PTRDIFF_T__.
30324 * doc/cpp.texi: Documentation for the new builtin macros added.
30326 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
30328 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
30329 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
30330 instead of operands[2] to avoid access past the end of array.
30332 2007-01-24 Richard Sandiford <richard@codesourcery.com>
30334 * reload1.c (emit_reload_insns): Pass the reload register
30335 for a non-spill output reload through forget_old_reloads_1.
30337 2007-01-23 Joseph Myers <joseph@codesourcery.com>
30339 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
30340 _SOFT_DOUBLE if doubles use software floating-point.
30341 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
30342 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
30343 * config/rs6000/darwin-ldouble.c: Also compile functions for
30344 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
30345 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
30346 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
30347 commented-out long double override.
30348 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
30349 * config/rs6000/eabispe.h: Likewise.
30350 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
30351 long double for non-SPE.
30352 (rs6000_handle_option): Likewise.
30353 (invalid_e500_subreg): Disallow more subregs involding DImode,
30354 DFmode, TImode or TFmode.
30355 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
30357 (legitimate_lo_sum_address_p): Also check for TFmode for E500
30359 (rs6000_legitimize_address): Also handle TFmode for E500 double.
30360 (rs6000_legitimize_reload_address): Also handle TFmode for E500
30362 (rs6000_legitimate_address): Also check for TFmode for E500
30364 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
30365 (spe_build_register_parallel): Handle TFmode and TCmode.
30366 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
30368 (function_arg): Handle TFmode and TCmode for E500 double.
30369 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
30371 (print_operand): Handle TFmode and TImode for %y.
30372 (rs6000_generate_compare): Handle TFmode comparisons for E500
30374 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
30375 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
30376 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
30377 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
30378 TFmode for E500 double.
30379 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
30380 (floatsidf2): Enable for E500 double.
30381 (movtf_softfloat): Use rs6000_nonimmediate_operand.
30382 (extenddftf2): Change to extenddftf2_fprs.
30383 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
30384 depending on TARGET_E500_DOUBLE.
30385 (extendsftf2): Enable for E500 double.
30386 (trunctfdf2): Enable for E500 double.
30387 (trunctfsf2): Change to trunctfsf2_fprs.
30388 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
30389 depending on TARGET_E500_DOUBLE.
30390 (floatsitf2): Enable for E500 double.
30391 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
30392 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
30393 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
30394 (negtf2): Change to negtf2_internal.
30395 (negtf2): New expander.
30396 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
30397 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
30398 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
30399 (movdi_internal32): Use rs6000_nonimmediate_operand.
30400 (unnamed splitter): Likewise.
30401 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
30402 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
30403 (SPE64TF, DITI): New mode macros.
30404 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
30407 (frob_<mode>_di_2): New.
30408 (frob_tf_di_8_2): New.
30409 (frob_di_df): Change to frob_di_<mode>; allow more modes.
30411 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
30413 (frob_ti_<mode>_8_2): New.
30414 (frob_ti_tf_2): New.
30415 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
30416 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
30418 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
30419 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
30420 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
30421 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
30422 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
30423 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
30426 2007-01-23 Ian Lance Taylor <iant@google.com>
30428 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
30430 (OBJS-archive): Reformat, alphabetize.
30431 (OBJS): Change out_object_file to OBJS-md.
30433 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
30435 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
30436 JUMP_P and CALL_P predicates where applicable.
30437 * config/i386/i386.c: Ditto.
30438 * config/i386/i386.md: Ditto.
30439 * config/i386/mmx.md: Ditto.
30440 * config/i386/predicates.md: Ditto.
30442 2007-01-22 Andreas Schwab <schwab@suse.de>
30444 * config/m68k/m68k.h: Fix comment.
30446 2007-01-22 Jan Hubicka <jh@suse.cz>
30448 * passes.c (init_optimization_passes): Do not rerun
30449 pass_early_warn_uninitialized.
30451 2007-01-22 Richard Guenther <rguenther@suse.de>
30453 PR tree-optimization/30038
30454 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
30456 (execute_cse_sincos_1): Likewise.
30457 (execute_cse_sincos): Likewise.
30458 (gate_cse_sincos): Likewise.
30459 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
30460 the cexpi() canonicalization of sincos().
30461 * tree-pass.h (pass_cse_sincos): Declare.
30462 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
30464 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
30466 PR rtl-optimization/29329
30467 * combine.c (replaced_rhs_insn): Rename to i2mod.
30468 (replaced_rhs_value): Rename to i2mod_new_rhs.
30469 (i2mod_old_rhs): New global variable.
30470 (combine_instructions): Adjust for above change. Save a copy of
30471 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
30472 note are substituted in the second instruction.
30473 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
30474 ditch the note if it pertains to the second eliminated register
30475 and this register is mentioned in i2mod_old_rhs.
30478 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
30480 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
30481 the insn to which the note was originally attached.
30483 2007-01-21 Jan Hubicka <jh@suse.cz>
30485 * ipa-inline.c (inlining_mode): Comment, move up.
30486 (cgraph_decide_inlining_incrementally): Do not perform inlining
30487 itself; fix handling of flattening of self recursive functions.
30488 (cgraph_find_cycles): Remove.
30489 (cgraph_flatten_node): Remove.
30490 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
30491 (try_inline): New function.
30492 (cgraph_early_inlining): Update call of
30493 cgraph_decide_inlining_incrementally. Apply inlining here.
30494 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
30496 2007-01-21 Dirk Mueller <dmueller@suse.de>
30499 * tree-vrp.c (check_array_bounds): do not warn
30500 about ADDR_EXPR's of ARRAY_REF's which are immediately
30501 used in binary expressions.
30503 2007-01-21 Ira Rosen <irar@il.ibm.com>
30505 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
30506 read_write_dep and macros for its access.
30507 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
30508 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
30509 argument, call vect_check_interleaving for every independent pair of
30510 data-refs. Mark loads that access the same memory location as a store
30512 (vect_check_dependences): Remove.
30513 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
30514 call, fix the call to vect_analyze_data_ref_dependence.
30515 (vect_analyze_data_ref_access): For statements that access the same
30516 data-ref, check that they are not stores; for loads, check that there
30517 is no store that access the same location.
30519 2007-01-20 Roger Sayle <roger@eyesopen.com>
30520 Joseph Myers <joseph@codesourcery.com>
30522 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
30523 (-fdump-rtl-stack): Likewise.
30524 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
30525 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
30526 (-mpt-fixed): Use @minus{} for minus sign.
30527 (Using Precompiled Headers): Fix under/overfull hbox.
30529 2007-01-20 Jan Hubicka <jh@suse.cz>
30531 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
30532 place within annotation.
30534 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30536 * pa.c (output_move_double): Change array size of xoperands to 4.
30538 2007-01-20 Jan Hubicka <jh@suse.cz>
30540 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
30543 2007-01-19 Ian Lance Taylor <iant@google.com>
30545 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
30546 constant to unsigned HOST_WIDE_INT before negating.
30548 2007-01-19 Ian Lance Taylor <iant@google.com>
30550 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
30552 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
30553 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30554 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
30555 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
30556 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30557 (realloc_vdef, realloc_vuse): Change second parameter to
30559 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
30560 fields to unsigned.
30561 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
30562 unsigned. Change x and lim locals to unsigned.
30563 (realloc_vdef, realloc_vuse): Change num_elem parameter to
30565 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
30566 (copy_virtual_operands): Change i and n locals to unsigned.
30568 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30570 PR middle-end/29335
30571 * builtins.c (fold_builtin_1): Handle builtin fdim.
30573 2007-01-20 Jan Hubicka <jh@suse.cz>
30575 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
30576 * tree-ssa-structalias.c (compute_points_to_sets): Do call
30577 init_alias_heapvars.
30578 (init_alias_heapvars): Initialize only when not already initialized.
30579 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
30581 2007-01-19 Roger Sayle <roger@eyesopen.com>
30583 * common.opt (fsigned-zeros): New command line option.
30584 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
30585 of flag_unsafe_math_optimizations.
30586 * opts.c (set_fast_math_flags): The -ffast-math command line option
30587 implies -fno-signed-zeros.
30588 (fast_math_flags_set_p): Likewise.
30590 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
30591 the documentation of -ffast-math appropriately. Wrap long lines.
30593 2007-01-19 Steve Ellcey <sje@cup.hp.com>
30595 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
30596 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
30598 2007-01-19 Tomas Bily <tbily@suse.cz>
30600 * cgraphunit.c (cgraph_finalize_function): Updating of pid
30602 (tree_init_ic_make_global_vars): New function
30603 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
30604 (tree_gen_ic_profiler): New function
30605 (tree_gen_ic_func_profiler): New function
30606 (tree_profiling): Added calling of tree_gen_ic_func_profiler
30607 (tree_profile_hooks): Added hook for indirec/virtual calls
30608 * value-prof.c (tree_find_values_to_profile): New case for
30610 (tree_values_to_profile): Call for determining indirect/virtual
30612 (tree_indirect_call_to_profile): New function
30613 (tree_ic_transform): New function
30614 (tree_ic): New function
30615 (find_func_by_pid): New function
30616 (init_pid_map): New function
30617 (tree_value_profile_transformations): Added check for
30618 indirect/virtual call transformation
30619 * value-prof.h (enum hist_type): New counter type for
30620 indirect/virtual calls
30621 (profile_hooks): Added new hook for profiling indirect/virtual
30623 * profile.c (instrument_values): New case for indirect/virtual
30625 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
30626 (GCOV_COUNTER_V_INDIR): New counter type
30627 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
30628 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
30630 * cgraph.c: Definition of cgraph_max_pid
30631 (cgraph_create_node): Default init of pid attribute
30632 * cgraph.h: Declaration of cgraph_max_pid
30633 (struct cgraph_node): Added pid attribute
30634 * libgcov.c (__gcov_indirect_call_profiler): New function
30635 (__gcov_one_value_profiler_body): New function
30636 (__gcov_one_value_profiler): Body was moved to
30637 __gcov_one_value_profiler_body and calls it
30639 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
30641 * doc/gty.texi (Options): Document the mark_hook option to GTY.
30642 * gengtype.c (write_types_data, write_func_for_structure,
30643 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
30644 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
30645 (walk_type, write_func_for_structure): Generate the mark_hook if
30648 2007-01-19 Jan Hubicka <jh@suse.cz>
30650 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
30651 'early' argument take inlining mode argument specifying whether to
30652 inline for size/speeed or all functions; add support for flattening;
30654 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
30656 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30659 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
30660 the name of the declared identifier.
30662 2007-01-19 Dirk Mueller <dmueller@suse.de>
30664 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
30665 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
30666 duplicate evaluation.
30668 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30670 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
30671 Macroize expander using X87MODEF12 mode macro. Extend operand 1
30672 to XFMode, use acosxf2 and truncate result to requested mode.
30673 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30674 (asin<mode>2): Similarly, with asin expanders.
30675 (*fscalexf4_i387): Rename from *fscalexf4.
30676 (expNcorexf3): New expander.
30677 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
30678 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
30679 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
30680 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
30681 patterns for SSE math.
30682 (exp10<mode>2): Similarly, with exp10 expanders.
30683 (exp2<mode>2): Similarly, with exp2 expanders.
30684 (expm1<mode>2): Similarly, with expm1 expanders.
30685 (ldexp<mode>3): Similarly, with ldexp expanders.
30686 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
30687 Use gen_truncxf<mode>2_i387_noop to truncate result.
30689 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30691 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
30692 for ColdFire targets.
30694 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
30695 Richard Sandiford <richard@codesourcery.com>
30697 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
30698 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
30699 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
30700 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
30701 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30702 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30704 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30706 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
30707 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
30708 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
30709 (*adddi_dilshr32_cf): New pattern.
30710 (adddi3, subdi3): Remove first alternatives.
30712 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30714 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
30715 implemented using move.l, do not use its cc result for floating-point
30718 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30720 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
30721 from accepting 's' constraints if flag_pic.
30723 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30725 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
30726 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
30727 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
30728 condition from TARGET_68881 to TARGET_HARD_FLOAT.
30730 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
30732 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
30733 ColdFire alternatives.
30734 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
30735 * config/m68k/m68k.md (clzsi2): Define for ColdFire
30736 architectures that support ff1 instruction.
30738 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30739 Julian Brown <julian@codesourcery.com>
30741 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
30742 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
30743 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
30746 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30748 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
30750 (output_move_const_into_data_reg, output_move_simode_const): Delete.
30751 * config/m68k/m68k.c (const_method, const_int_cost): Take a
30752 HOST_WIDE_INT instead of an rtx.
30753 (m68k_rtx_costs): Update call accordingly.
30754 (output_move_const_into_data_reg): Likewise. Fix formatting.
30755 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
30757 (output_move_simode_const): Update calls after above changes.
30758 Rework to use automatic variables and predicates like MEM_P.
30759 * config/m68k/m68k.md (pushexthisi_const): Update call to
30762 2007-01-19 Dirk Mueller <dmueller@suse.de>
30764 * tree-ssa-alias.c (perform_var_substitution): Fix typo
30765 in dump_flags test.
30767 2007-01-19 Richard Guenther <rguenther@suse.de>
30769 * builtins.c (expand_builtin_cexpi): Fall back to expanding
30770 via cexp in case sincos is not available.
30772 2007-01-19 Richard Guenther <rguenther@suse.de>
30774 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
30775 * defaults.h (TARGET_HAS_SINCOS): Default to off.
30776 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
30777 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
30778 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
30779 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
30780 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
30781 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
30783 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30785 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
30787 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
30788 (atan2xf3): Directly generate RTL pattern.
30789 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
30790 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
30791 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30792 disable patterns for SSE math.
30793 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
30794 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
30795 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30796 disable patterns for SSE math.
30798 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
30800 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
30802 2007-01-18 Roger Sayle <roger@eyesopen.com>
30804 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
30805 VIEW_CONVERT_EXPR to the same type as it's operand.
30807 2007-01-18 David Edelsohn <edelsohn@gnu.org>
30809 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
30810 configured for long double 128.
30812 2007-01-18 Mike Stump <mrs@apple.com>
30814 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
30817 2007-01-18 Michael Meissner <michael.meissner@amd.com>
30819 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
30822 2007-01-18 Jan Hubicka <jh@suse.cz>
30824 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
30825 greater than NUM_VOP_FREE_BUCKETS.
30827 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
30829 * tree-ssa-structalias.c: Update comments.
30830 (ptabitmap_obstack): Removed.
30831 (pta_obstack): New.
30832 (oldpta_obstack): Ditto.
30833 (stats): Add a few members.
30834 (struct variable_info): Remove node, complex, address_taken, and
30835 indirect_target members. Add oldsolution member.
30836 (new_var_info): Do not initialize removed members.
30837 (constraint_expr_type): Remove INCLUDES.
30838 (constraint_graph): Add size, implicit_preds, rep,
30839 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
30840 (FIRST_REF_NODE): New macro.
30841 (LAST_REF_NODE): Ditto.
30842 (FIRST_ADDR_NODE): Ditto.
30843 (find): New function.
30845 (dump_constraint): Do not handle INCLUDES.
30846 (insert_into_complex): Do not insert duplicate constraints.
30847 (condense_varmap_nodes): Renamed and rewritten into ...
30848 (merge_node_constraints): This. Also fix bug in handling of
30849 offseted copy constraints.
30850 (clear_edges_for_node): No longer need to deal with preds at all,
30851 or removing associated preds/succs.
30852 (merge_graph_nodes): Deal with indirect_cycles.
30853 Don't deal with predecessors.
30854 (add_implicit_graph_edge): New function.
30855 (add_pred_graph_edge): Ditto.
30856 (add_graph_edge): Don't deal with predecessors.
30857 (build_constraint_graph): Removed.
30858 (build_pred_graph): New function.
30859 (build_succ_graph): Ditto.
30860 (struct scc_info): Removed in_component. Added roots, dfs, and
30861 node_mapping. Remove visited_index, unification_queue.
30862 (scc_visit): Deal with union-find we do now.
30863 Deal with cycles with REF nodes.
30864 (collapse_nodes): Renamed and rewritten to ...
30865 (unify_nodes): This.
30866 (process_unification_queue): Removed.
30867 (topo_visit): Cleanup
30868 (do_da_constraint): Use find.
30869 (do_sd_constraint): Ditto.
30870 (do_ds_constraint): Ditto.
30871 (do_complex_constraint): Ditto.
30872 (init_scc_info): Update for removed and added members.
30873 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
30874 (find_indirect_cycles): This.
30875 (equivalence_class): New variable.
30876 (label_visit): New function.
30877 (perform_variable_substitution): Rewritten.
30878 (free_var_substitution_info): New function.
30879 (find_equivalent_node): Ditto.
30880 (move_complex_constraints): Ditto.
30881 (eliminate_indirect_cycles): Ditto.
30882 (solve_graph): Only propagate changed bits.
30883 Use indirect cycle elimination.
30885 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
30886 (tree_id_eq): Renamed to ...
30887 (tree_vi_eq): This. Update for member change
30888 (insert_id_for_tree): Renamed and rewritten to ...
30889 (insert_vi_for_tree): This.
30890 (lookup_id_for_tree): Renamed and rewritten to ...
30891 (lookup_vi_for_tree): This.
30892 (get_id_for_tree): Renamed and rewritten to ...
30893 (get_vi_for_tree): Ditto.
30894 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
30895 (process_constraint): Don't handle INCLUDES.
30896 Remove special ADDRESSOF case.
30897 (find_func_aliases): Rewrite to use vi functions instead of id
30899 (create_function_info_for): Ditto.
30900 (create_variable_info_for): Ditto.
30901 (intra_create_variable_infos): Ditto.
30902 (merge_smts_into): Ditto.
30903 (find_what_p_points_to): Ditto.
30904 (init_base_vars): Ditto.
30905 (init_alias_vars): Ditto.
30906 (remove_preds_and_fake_succs): New function.
30907 (dump_sa_points_to_info): Dump new stats.
30908 (dump_solution_for_var): Use find.
30909 (set_used_smts): Fix formatting.
30910 (compute_points_to_sets): Updated for new functions.
30911 (ipa_pta_execute): Ditto.
30913 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30914 Richard Sandiford <richard@codesourcery.com>
30916 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
30918 * calls.c (expand_call): If the return value is a PARALLEL,
30919 extract its first member.
30920 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
30921 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30922 use FUNCTION_EXTRA_EPILOGUE.
30923 (m68k_function_value): Return a PARALLEL if the return value
30924 is of a pointer type.
30925 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
30926 (FUNCTION_EXTRA_EPILOGUE): Remove.
30927 * config/m68k/m68k.md (D0_REG): New constant.
30929 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30931 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30932 output a NOP for empty epilogues.
30934 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30936 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
30937 before function. Extend register save check to include all
30938 registers, not just integer ones.
30940 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30942 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
30943 (m68k_use_return_insn): ...this.
30944 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
30945 * config/m68k/m68k.c (use_return_insn): Rename to...
30946 (m68k_use_return_insn): ...this.
30947 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
30948 of USE_RETURN_INSN.
30950 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30952 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
30953 nearest even, fix denormal rounding overflow.
30955 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30957 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
30958 f%$smove and f%$move.
30959 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
30960 (extendsfdf2_cf): Use fdmove instead of f%&move.
30961 (truncdfsf2_cf): Use fsmove instead of f%$smove.
30962 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
30964 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30966 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
30969 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30971 * real.h (real_format): Add a canonical_nan_lsbs_set field.
30972 (coldfire_single_format): Declare.
30973 (coldfire_double_format): Likewise.
30974 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
30975 of qnan_msb_set to determine the lower bits of a canonical
30977 (encode_ieee_double): Likewise.
30978 (encode_ieee_quad): Likewise.
30979 (ieee_single_format): Initialize canonical_nan_lsbs_set.
30980 (mips_single_format): Likewise.
30981 (ieee_double_format): Likewise.
30982 (mips_double_format): Likewise.
30983 (ieee_extended_motorola_format): Likewise.
30984 (ieee_extended_intel_96_format): Likewise.
30985 (ieee_extended_intel_128_format): Likewise.
30986 (ieee_extended_intel_96_round_53_format): Likewise.
30987 (ibm_extended_format): Likewise.
30988 (mips_extended_format): Likewise.
30989 (ieee_quad_format): Likewise.
30990 (mips_quad_format): Likewise.
30991 (vax_f_format): Likewise.
30992 (vax_d_format): Likewise.
30993 (vax_g_format): Likewise.
30994 (i370_single_format): Likewise.
30995 (i370_double_format): Likewise.
30996 (decimal_single_format): Likewise.
30997 (decimal_double_format): Likewise.
30998 (decimal_quad_format): Likewise.
30999 (c4x_single_format): Likewise.
31000 (c4x_extended_format): Likewise.
31001 (real_internal_format): Likewise.
31002 (coldfire_single_format): New real_format.
31003 (coldfire_double_format): Likewise.
31004 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
31005 canonical_nan_lsbs_set.
31006 (pdp11_d_format): Likewise.
31007 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
31008 if TARGET_COLDFIRE_CPU.
31010 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31012 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
31013 (output_call, m68k_legitimize_call_address): Declare.
31014 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
31015 parenthesees. Add support for a 'W' constraint.
31016 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
31017 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
31018 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
31019 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
31021 (override_options): Initialize them. Do not set flag_no_function_cse
31022 for TARGET_ID_SHARED_LIBRARY.
31023 (m68k_output_pic_call): Delete.
31024 (m68k_legitimize_call_address): New function.
31025 (print_operand): Remove the %o prefix. Handle the %p prefix.
31026 (output_call): New function.
31027 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
31028 target address from the GOT if symbolic jumps are not allowed.
31029 * config/m68k/m68k.md (call, general_operand): Do not set
31030 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
31031 Merge separate flag_pic and !flag_pic define_insns into...
31032 (*call, *call_value): ...these new patterns. Match the address
31033 rather than the containing MEM and require it to be a call_operand.
31034 Use output_call to generate the asm template.
31035 * config/m68k/predicates.md (const_call_operand): New predicate.
31036 (call_operand): Likewise.
31038 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31040 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
31041 (STACK_GROWS_DOWNWARD): Define to 1.
31042 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
31043 comments, emphasizing that these values are only defaults.
31044 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
31045 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
31047 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31049 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
31051 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31052 Richard Sandiford <richard@codesourcery.com>
31054 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
31055 (FP_REGNO_P): New macros.
31056 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
31057 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
31058 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
31059 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
31061 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31063 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31064 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
31066 * config/m68k/t-floatlib: New file, extracting common code from...
31067 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
31068 * config/m68k/t-uclinux: Here.
31069 * config/m68k/fpgnulib.c: Do not compile extendeed precision
31070 routines on ColdFire targets.
31072 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31074 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31075 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
31076 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
31077 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
31078 explicitly set MOTOROLA to 1.
31079 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
31081 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31082 Nathan Sidwell <nathan@codesourcery.com>
31084 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
31085 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
31086 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
31087 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
31088 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
31089 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
31090 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
31091 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
31092 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
31093 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31094 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
31095 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
31096 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
31097 (DBX_REGISTER_NUMBER): Delete.
31098 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
31099 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31100 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
31102 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31104 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
31105 * config/flat.h: New file.
31106 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
31107 OBJECT_FORMAT_FLAT.
31108 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
31109 indirect references for -msep-data or -mid-shared-library.
31110 Do not use PC-relative code addresses either.
31111 * config/m68k/m68k.c (override_options): Restrict -fPIC error
31113 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
31114 for shared libraries and crt1.o for executables. Use crti.o and
31116 (ENDFILE_SPEC): Use crtend.o and crtn.o.
31117 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
31118 Do not add -elf2flt or -shared-lib-id options here.
31119 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
31120 Pass -shared-lib-id if -mid-shared-library, taking the library
31121 identifier from -mshared-library-id if given, otherwise
31123 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
31124 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
31125 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
31126 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
31127 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
31128 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
31130 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
31131 jump sequence for ISA A and ISA A+.
31132 (PICJUMP): Likewise.
31134 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31136 * config.gcc (m68k-*-uclinux*): Base the port on the common
31137 and m68k GNU/Linux files rather than on the generic ELF ones.
31138 * config/m68k/uclinux.h (TARGET_VERSION): Override.
31139 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
31141 2007-01-18 Julian Brown <julian@codesourcery.com>
31142 Richard Sandiford <richard@codesourcery.com>
31144 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
31145 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31146 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
31148 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
31149 80 unconditionally.
31150 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31152 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31154 * doc/install.texi: Document m68k-uclinuxoldabi.
31155 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
31156 * config/m68k/uclinux-oldabi.h: New file, copied from
31157 config/m68k/uclinux.h.
31159 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
31161 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
31162 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
31163 (m32r_compute_frame_size): Use unsigned for regno.
31164 (m32r_reload_lr): Use gen_frame_mem.
31166 (m32r_output_function_epilogue): Don't output the function epilogue
31168 (m32r_expand_epilogue): New.
31169 (direct_return): Return false if the function has the interrupt
31171 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
31172 * config/m32r/m32r.md (epilogue): New expander.
31173 (return_lr, return_rte): New insns.
31174 (return): Make it expander.
31175 (return_normal): New expander.
31177 2007-01-18 Josh Conner <jconner@apple.com>
31180 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
31181 support for UNLE, UNLT, UNGE, and UNGT.
31183 2007-01-18 Jan Hubicka <jh@suse.cz>
31185 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
31186 * tree-tailcall (add_virtual_phis): Likewise.
31187 (optimize_tail_call): Return TODOs.
31188 (execute_tail_calls): Return TODOs.
31189 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
31190 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
31192 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
31193 Cleanup cfg using TODO.
31194 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
31195 * passes.c (execute_function_todo): When cleanup did something, remove
31197 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
31198 (make_edges): Don't cleanup_cfg.
31200 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
31202 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
31203 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
31204 operate on the top of stack.
31205 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
31206 register handling of instructions that output to the second
31208 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
31209 (move_for_stack_reg): Special-case check for dead destination
31210 stack slot for constant load of 1.0 inside UNSPEC_TAN.
31212 * config/i386/i386.md (UNSPEC_TAN): New constant.
31213 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
31214 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
31215 to correctly model move of constant 1.0 to top stack slot.
31216 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
31217 (unnamed peephole2 pattern): Remove corresponding peephole2
31218 pattern that optimizes tan insn and loading of constant 1.0.
31219 (tanxf2): Use fptanxf4_i387.
31220 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
31221 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
31222 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31223 disable patterns for SSE math.
31224 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
31225 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
31227 2007-01-18 Dirk Mueller <dmueller@suse.de>
31228 Richard Guenther <rguenther@suse.de>
31231 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
31232 * common.opt (Warray-bounds): Add new warning option.
31233 * c-opts.c (c_common_handle_option): Define -Warray-bounds
31235 * Makefile.in: make tree-vrp.o depend on toplev.h
31236 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
31238 (check_array_refs, check_array_bounds, check_array_ref): New.
31240 2007-01-18 Jan Hubicka <jh@suse.cz>
31242 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
31243 (execute_ssa_ccp): Return flags conditionally.
31244 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
31246 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
31248 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
31250 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
31251 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
31253 * Makefile.c (GTFILES): Add cfglayout.h.
31254 * gengtype.c (open_base_files): Likewise.
31255 * cfglayout.c (cfg_layout_function_footer,
31256 cfg_layout_function_header) Reindent to make gengtype happy.
31257 * cfglayout.h (cfg_layout_function_footer,
31258 cfg_layout_function_header): Add GTY(()) marker.
31260 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
31262 2007-01-18 Ben Elliston <bje@au.ibm.com>
31264 * genautomata.c (write_automata): Include xstrerror output in the
31265 error message if writing the DFA description file fails.
31267 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
31269 * config/mips/mips-protos.h (mips_output_external): Make it
31271 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
31272 * config/mips/mips.c (irix_output_external_libcall): Likewise.
31273 (extern_list): Likewise.
31274 (extern_head): Likewise.
31275 (TARGET_ASM_FILE_END): Likewise.
31276 (mips_file_end): Likewise.
31277 (mips_output_external): Rewritten.
31279 2007-01-18 Ben Elliston <bje@au.ibm.com>
31281 * genpreds.c (write_insn_preds_c): Only write out the function
31282 body for regclass_for_constraint if we have register constraints.
31284 2007-01-17 Tom Tromey <tromey@redhat.com>
31286 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
31287 * doc/install.texi (Testing): Use sourceware.org.
31288 (Binaries): Likewise.
31289 (Specific): Likewise.
31290 * doc/contrib.texi (Contributors): Use sourceware.org.
31292 2007-01-17 Anatoly Sokolov <aesok@post.ru>
31294 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
31295 (AVR_ENHANCED): Rename to ...
31296 (AVR_HAVE_MUL): ... new.
31297 (avr_enhanced_p): Rename to ...
31298 (avr_have_mul_p): ... new.
31299 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
31300 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
31301 * config/avr/avr.c (avr_enhanced_p): Rename to ...
31302 (avr_have_mul_p): ... new.
31303 (base_arch_s): Rename 'enhanced' to 'have_mul'.
31304 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
31305 'avr_enhanced_p' and 'enhanced'.
31306 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
31307 AVR_HAVE_MUL instead of AVR_ENHANCED.
31308 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
31309 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
31310 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
31311 instead of AVR_ENHANCED.
31312 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
31313 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
31314 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
31316 2007-01-17 Ian Lance Taylor <iant@google.com>
31318 * vec.h (VEC_reserve_exact): Define.
31319 (vec_gc_p_reserve_exact): Declare.
31320 (vec_gc_o_reserve_exact): Declare.
31321 (vec_heap_p_reserve_exact): Declare.
31322 (vec_heap_o_reserve_exact): Declare.
31323 (VEC_OP (T,A,reserve_exact)): New static inline function, three
31325 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
31326 negative parameter.
31327 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
31328 (VEC_OP (T,A,copy)) [all versions]: Likewise.
31329 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
31330 * vec.c (calculate_allocation): Add exact parameter. Change all
31332 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
31333 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
31334 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
31335 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
31336 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
31337 (vec_heap_p_reserve_exact): New function.
31338 (vec_heap_o_reserve_exact): New function.
31340 2007-01-17 Jan Hubicka <jh@suse.cz>
31342 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
31344 2007-01-17 Eric Christopher <echristo@apple.com>
31346 * config.gcc: Support core2 processor.
31348 2007-01-16 Jan Hubicka <jh@suse.cz>
31350 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
31351 the names, just unlink the chain so we don't crash on dangling
31355 2007-01-16 Jan Hubicka <jh@suse.cz>
31357 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
31358 * tree-pass.h: Reorder to make IPA passes appear toegher.
31359 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
31361 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
31362 parameters, do not call early inliner.
31363 * ipa-inline.c: Update comments. Include tree-flow.h
31364 (cgraph_decide_inlining): Do not compute inlining parameters.
31365 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
31366 be called with function context set up.
31367 (pass_ipa_inline): Remove unreachable functions before pass.
31368 (cgraph_early_inlining): Simplify assuming to be called from the
31370 (pass_early_inline): New pass.
31371 (cgraph_gate_ipa_early_inlining): New gate.
31372 (pass_ipa_early_inline): Turn into simple wrapper.
31373 (compute_inline_parameters): New function.
31374 (gate_inline_passes): New gate.
31375 (pass_inline_parameters): New pass.
31376 (apply_inline): Move here from tree-optimize.c
31377 (pass_apply_inline): New pass.
31378 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
31380 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
31381 doing them by hand.
31382 (tree_function_versioning): Do not allocate dummy struct function.
31383 * tree-inline.h (optimize_inline_calls): Update prototype.
31384 * tree-optimize.c (execute_fixup_cfg): Export.
31385 (pass_fixup_cfg): Remove
31386 (tree_rest_of_compilation): Do not apply inlines.
31387 * tree-flow.h (execute_fixup_cfg): Declare.
31388 * Makefile.in (gt-passes.c): New.
31389 * passes.c: Include gt-passes.h
31390 (init_optimization_passes): New passes.
31391 (nnodes, order): New static vars.
31392 (do_per_function_toporder): New function.
31393 (execute_one_pass): Dump current pass here.
31394 (execute_ipa_pass_list): Don't dump current pass here.
31396 2007-01-16 Janis Johnson <janis187@us.ibm.com>
31398 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
31399 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
31401 2007-01-16 David Edelsohn <edelsohn@gnu.org>
31403 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
31404 (strong_alias): Define.
31405 (__gcc_qmul): Provide non-FMA for soft-float.
31406 (__gcc_qdiv): Same.
31411 (__gcc_qunord): New.
31421 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
31422 soft-float functions.
31423 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
31424 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
31425 about long double soft float.
31427 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
31428 Tehila Meyzels <tehila@il.ibm.com>
31430 * tree-vectorizer.h (is_pattern_stmt_p): New.
31431 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
31432 formatting (tabs instead of spaces). Cleanup and clarify setting
31433 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
31434 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
31435 (vectorizable_type_demotion): Check that types are integral.
31436 (vectorizable_type_promotion): Likewise.
31437 (vectorizable_store): Fix typo. Eliminate new-line at end of
31440 2007-01-16 Jan Hubicka <jh@suse.cz>
31442 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
31445 2007-01-15 Eric Christopher <echristo@apple.com>
31447 * ifcvt.c: Include vec.h, vecprim.h.
31448 (check_cond_move_block): New argument regs.
31449 Reorganize. Add registers used to regs.
31450 (cond_move_process_if_block): Use regs set above as
31453 2007-01-15 Eric Christopher <echristo@apple.com>
31455 * config/darwin.h: Update copyright.
31456 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
31457 (LINK_COMMAND_SPEC): Add -u.
31458 (LINK_SPEC): Fix umbrella for above.
31460 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
31462 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
31465 2007-01-15 Tom Tromey <tromey@redhat.com>
31467 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
31468 * doc/install.texi (Testing): Don't mention jacks.
31469 (Configuration): Document --enable-java-maintainer-mode. Move
31470 --with-java-home to libgcj-specific section. Document
31472 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
31474 2007-01-15 Jan Hubicka <jh@suse.cz>
31476 * tree-ssa-dce.c (DCE_TODOs): New.
31477 (propagate_necessity): Return if something changed.
31478 (eliminate_unnecessary_stmts): Likewise.
31479 (perform_tree_ssa_dce): Return TODO flags when needed.
31480 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
31482 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
31484 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
31485 (fyl2x_extend<mode>xf3_i387): New insn pattern.
31486 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
31487 patterns using X87MODEF12 mode macro. Extend operand 1
31488 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31489 (log10<mode>2): Ditto.
31490 (log2<mode>2): Ditto.
31491 (log1p<mode>2): Ditto.
31492 (logb<mode>2): Ditto.
31493 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
31494 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
31495 (*fxtractxf3_i387): Rename from *fxtractxf3.
31496 (fxtract_extend<mode>xf3_i387): New insn pattern.
31497 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
31498 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
31499 and gen_fyl2xxf3_i387().
31501 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
31503 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
31504 * cfgloopmanip.c (fix_loop_placement): Made static. Use
31505 get_loop_exit_edges. Changed return type to bool.
31506 * cfgloop.h (fix_loop_placement): Declaration removed.
31508 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
31510 * param.h (MIN_VECT_LOOP_BOUND): New.
31511 * params.def (MIN_VECT_LOOP_BOUND): New.
31512 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
31513 argument - minimum threshold for number of iterations.
31514 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
31515 argument to declaration.
31516 * tree-vect-analyze.c (vect_analyze_operations): Check value of
31517 MIN_VECT_LOOP_BOUND.
31518 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
31519 slpeel_tree_peel_loop_to_edge with additional argument.
31520 (vect_do_peeling_for_alignment): Likewise.
31521 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
31523 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
31526 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
31527 operands of size 1.
31529 2007-01-14 Jan Hubicka <jh@suse.cz>
31531 * tree-dfa.c (remove_referenced_var): New function.
31532 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
31533 prune referenced vars list too.
31534 * tree-flow.h (remove_referenced_var): Declare.
31536 2007-01-14 Jan Hubicka <jh@suse.cz>
31538 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
31540 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
31541 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
31542 * except.h (verify_eh_throw_table_statements): Kill prototype.
31543 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
31544 into call exrepssions.
31545 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
31547 * tree-cfg.c: Include pointer-set.h.
31548 (verify_node_sharing): Work on pointer set.
31549 (verify_eh_throw_stmt_node): New.
31550 (verify_stmts): Use pointers sets, verify throw_stmt.
31552 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
31554 * ipa-reference.c (analyze_function): Consider also addresses taken
31557 2007-01-12 Roger Sayle <roger@eyesopen.com>
31559 * c-typeck.c (null_pointer_constant_p): Replace use of
31560 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31561 (build_c_cast): Likewise.
31563 2007-01-12 Roger Sayle <roger@eyesopen.com>
31565 * tree.h (force_fit_type_double): Remove unused final argument.
31566 * c-common.c (constant_expression_warning): Replace use of
31567 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31568 (convert_and_check): Likewise.
31569 (shorten_compare): Update call to force_fit_type_double.
31570 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
31571 * convert.c (convert_to_pointer): Update call to
31572 force_fit_type_double.
31573 * fold-const.c (force_fit_type_double): Remove overflowed_const
31575 (int_const_binop, fold_convert_const_int_from_int,
31576 fold_convert_const_int_from_real, fold_div_compare,
31577 fold_sign_changed_comparison, fold_unary, fold_negate_const,
31578 fold_abs_const, fold_not_const): Remove the final argument from
31579 calls to force_fit_type_double.
31581 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
31583 * configure.ac: Set insn to "nop" for spu-*-* also.
31584 * configure: Regenerate.
31586 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
31588 * builtins.def : Add BUILT_IN_FREE.
31590 2007-01-12 Jan Hubicka <jh@suse.cz>
31592 PR tree-optimization/30443
31593 * tree-inline.c (tree_function_versioning): Do not optimize when
31594 cloning for inlining.
31596 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
31598 * doc/loop.texi: Document recording of loop exits.
31599 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
31600 (update_single_exits_after_duplication,
31601 update_single_exit_for_duplicated_loop,
31602 update_single_exit_for_duplicated_loops): Removed.
31603 (duplicate_loop_to_header_edge): Do not call
31604 update_single_exits_after_duplication and
31605 update_single_exit_for_duplicated_loops.
31606 (loop_version): Do not update single_exit information.
31607 (fix_loop_structure): Use record_loop_exits instead of
31608 mark_single_exit_loops.
31609 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
31610 the lists of loop exits.
31611 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
31612 split_edge, merge_blocks): Update the lists of loop exits.
31613 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
31614 loop_optimizer_init.
31615 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
31616 of mark_single_exit_loops.
31617 (loop_optimizer_finalize): Call release_recorded_exits.
31618 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
31619 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
31620 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
31621 update single exit information.
31622 * lambda-code.c (perfect_nestify): Ditto.
31623 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
31624 (mark_single_exit_loops): Removed.
31625 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
31626 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
31627 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
31629 (get_loop_exit_edges, single_exit): Use recorded exit lists.
31630 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
31631 (verify_loop_structure): Verify consistency of the exit lists.
31632 (flow_loops_find): Use alloc_loop. Initialize exits hash.
31633 (set_single_exit): Removed.
31634 * cfgloop.h (struct loop_exit): New function.
31635 (struct loop): single_exit_ field replaced by exits field.
31636 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
31637 LOOPS_HAVE_RECORDED_EXITS.
31638 (struct loops): Added exits hash.
31639 (mark_single_exit_loops, set_single_exit): Declaration removed.
31640 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
31642 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31644 * doc/invoke.texi: Avoid use of @headitem.
31646 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31648 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
31650 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31652 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
31655 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31656 Richard Sandiford <richard@codesourcery.com>
31658 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
31659 * config/m68k/m68k.opt: Resort options.
31660 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
31662 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31663 Richard Sandiford <richard@codesourcery.com>
31665 * doc/invoke.texi: Document the macros that are defined by
31666 m68k's -mtune and -mhard-float options.
31667 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
31668 (m68k_cpp_cpu_family): Likewise.
31669 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
31670 of __ucfv*__ macros. Define __mcffpu__ if generating code for
31671 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
31672 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
31673 (m68k_cpp_cpu_family): Likewise.
31675 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31677 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
31678 macros besides mc68000 as tuning macros. Use a switch statement
31679 to set them and mcpu32.
31681 2007-01-12 Julian Brown <julian@codesourcery.com>
31683 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
31684 (TARGET_68040_ONLY): Rename to...
31685 (TARGET_68040): ...this.
31686 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
31687 * config/m68k/m68k.md: Likewise.
31689 2007-01-12 Julian Brown <julian@codesourcery.com>
31690 Nathan Sidwell <nathan@codesourcery.com>
31691 Richard Sandiford <richard@codesourcery.com>
31693 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
31694 the -mcpu= argument associated with the --with-cpu setting.
31695 Define M68K_DEFAULT_TUNE to the default -mtune= option,
31696 if different from the one implied by the -mcpu setting.
31697 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
31698 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
31699 * doc/invoke.texi: Mention ColdFire in the introduction to the
31700 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
31701 -mno-div and -mhard-float options. Make -m68881 a synonym for
31702 -mhard-float. Document the previously-undocumented -m5206e,
31703 -m528x, -m5307 and -m5407 options. Tweak the existing option
31704 documentation for consistency.
31705 * doc/install.texi: Mention new --with-cpu arguments.
31706 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
31707 default CPU if neither -mcpu nor -march are specified.
31708 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
31709 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
31710 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
31711 using m68k_tune to decide between families that implement the
31712 same ISA. Use m68k_tune to set __mcfv4e__.
31713 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
31714 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
31715 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
31716 (FL_ISA_C, FL_ISA_MMU): New macros.
31717 (MASK_COLDFIRE): Delete.
31718 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
31719 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
31720 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
31721 (TARGET_HARD_FLOAT): Do not define here.
31722 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
31723 (TUNE_68000): New macro.
31724 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
31725 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
31726 (TUNE_CFV2): Redefine in terms of m68k_tune.
31727 (uarch_type, target_device, fpu_type): New enums.
31728 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
31729 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
31730 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
31731 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
31732 (FL_FOR_isa_c): New macros.
31733 (m68k_isa): New enum.
31734 (m68k_target_selection): New structure.
31735 (all_devices, all_isas, all_microarchs): New tables.
31736 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
31737 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
31738 (MASK_ALL_CPU_BITS): Delete.
31739 (m68k_find_selection): New function.
31740 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
31741 Map the legacy target options to a combination of the new ones.
31742 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
31743 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
31744 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
31746 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
31747 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
31749 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
31750 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
31751 * config/m68k/m68k-devices.def: New file.
31753 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31754 Nathan Sidwell <nathan@codesourcery.com>
31756 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
31757 (SUBTARGET_EXTRA_SPECS): New macros.
31758 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
31759 use %(asm_cpu_spec) instead.
31760 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
31761 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
31762 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
31763 (EXTRA_SPECS): Rename to...
31764 (SUBTARGET_EXTRA_SPECS): ...this.
31766 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31767 Richard Sandiford <richard@codesourcery.com>
31768 Julian Brown <julian@codesourcery.com>
31770 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31771 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
31772 to the configuration's default CPU.
31773 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
31774 Remove default masks.
31775 (m680[012]0-*-*): Set the default with_cpu to the first part of
31777 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
31778 (m68k*-*-linux): Extend the --with-cpu handling to...
31779 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
31780 and m68010. Don't set target_cpu_default2.
31781 * doc/install.texi: Document --with-cpu for m68k.
31782 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
31783 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
31784 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
31785 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
31786 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
31787 (ASM_SPEC): Remove use of %(asm_cpu_default).
31788 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
31789 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
31790 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
31791 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
31792 __HAVE_FPU__ if TARGET_HARD_FLOAT.
31793 (TARGET_DEFAULT): Delete.
31794 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
31795 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
31796 (CPP_CPU_SPEC): Delete.
31797 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
31798 the appropriate string.
31799 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
31800 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
31801 (ASM_SPEC): Don't use %(asm_default_spec).
31802 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
31803 TARGET_DEFAULT and add MASK_68881.
31804 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
31806 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31808 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
31809 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
31810 MASK_68010 alongside MASK_68020.
31811 * doc/invoke.texi: Document -m68010.
31812 * config/m68k/m68k.opt (m68010): New.
31813 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
31815 (TUNE_68010): New macro.
31816 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
31817 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
31818 (M68K_CPU_m68332): Add MASK_68010.
31819 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
31820 fallback definition.
31821 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
31823 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
31824 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
31825 to all entries that use MASK_68020.
31826 (output_move_simode_const, output_move_himode, output_move_qimode)
31827 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
31828 instead of TARGET_68020 to select clr behavior. Remove comment
31829 about there being no TARGET_68010.
31830 * config/m68k/m68k.md: Likewise throughout.
31832 2007-01-12 Julian Brown <julian@codesourcery.com>
31834 * config/m68k/m68k.h (TARGET_ISAB): New macro.
31835 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
31836 * config/m68k/m68k.md: Likewise.
31838 2007-01-12 Julian Brown <julian@codesourcery.com>
31840 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
31841 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
31843 2007-01-12 Julian Brown <julian@codesourcery.com>
31845 * config/m68k/m68k.h (TUNE_68040_60): New macro.
31846 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
31847 * config/m68k/m68k.md: Likewise.
31849 2007-01-12 Julian Brown <julian@codesourcery.com>
31850 Richard Sandiford <richard@codesourcery.com>
31852 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
31853 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
31854 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
31856 (TARGET_CPU32): Rename to...
31857 (TUNE_CPU32): ...this.
31858 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
31859 (TUNE_CFV2): New macros.
31860 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
31861 remove conditions that are implied by TARGET_68020.
31862 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
31863 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
31864 (m68k_output_function_epilogue): Likewise.
31865 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
31866 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
31867 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
31868 non-68000 timings. Refactor multiplication and division costs.
31869 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
31870 TUNE_CPU32 instead of TARGET_CPU32.
31871 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
31872 and TUNE_68060 instead of TARGET_68060.
31873 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
31874 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
31876 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
31877 && !TARGET_COLDFIRE" to choose between moveq and clr.
31878 Likewise in the unnamed movsf pattern.
31879 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
31880 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
31883 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31885 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
31886 of tabbing before backslashes.
31888 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31890 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
31891 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
31892 (ASM_OUTPUT_INTERNAL_LABEL): Define.
31894 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31896 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
31897 find_interesting_uses_cond.
31898 (find_interesting_uses_cond): Use extract_cond_operands.
31899 (rewrite_use_compare): Use extract_cond_operands and
31900 force_gimple_operand_bsi. Do not call update_stmt.
31901 (determine_use_iv_cost_condition): Use extract_cond_operands.
31902 Return cheaper of using original bound and changing the exit bound.
31904 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31906 PR tree-optimization/29516
31907 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
31908 most_expensive_mult_to_index, addr_to_parts,
31909 create_mem_ref, maybe_fold_tmr): Make the type of
31910 fields of TARGET_MEM_REF sizetype.
31911 (move_fixed_address_to_symbol, move_pointer_to_base):
31913 * tree.def (TARGET_MEM_REF): Add comment on types of
31916 2007-01-11 Joseph Myers <joseph@codesourcery.com>
31918 * c-common.c (vector_types_convertible_p): Treat opaque types as
31919 always convertible if they have the same size, but not otherwise.
31921 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
31923 * ifcvt.c (struct noce_if_info): Add comments to the fields.
31924 Remove the b_unconditional field.
31925 (noce_try_sign_mask): Do not look at b_unconditional.
31926 (noce_process_if_block): Do not use merge_if_blocks. Update
31927 the CFG here. Do not set b_unconditional.
31928 (cond_move_process_if_block): Likewise.
31929 (find_cond_trap): Likewise.
31930 (check_cond_move_block): Require simple jump insns at the end
31931 of the basic block.
31933 2007-01-11 Jan Hubicka <jh@suse.cz>
31935 PR tree-optimization/1046
31936 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
31937 when alias info is not ready.
31938 (pass_tail_recursion): Do not require aliasing.
31939 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
31940 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
31941 * tree-ssa-copy.c (pass_copy_prop): Likewise.
31942 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
31943 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
31944 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
31945 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
31947 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
31948 When aliasing is not build, mark statement as volatile.
31950 2007-01-11 Tom Tromey <tromey@redhat.com>
31952 PR preprocessor/15185, PR preprocessor/20989:
31953 * doc/cppopts.texi <-MT>: Update description of algorithm for
31954 computing default target.
31955 <-M, -MD>: Reword "basename" text.
31957 2007-01-11 Roger Sayle <roger@eyesopen.com>
31959 * builtins.c (expand_builtin_pow, expand_builtin_powi,
31960 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
31961 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
31962 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
31963 fold_builtin_bswap, real_constp, fold_builtin_pow,
31964 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
31965 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
31966 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31967 * convert.c (convert_to_pointer): Likewise.
31968 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
31969 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
31970 const_binop, fold_convert_const_int_from_int,
31971 fold_convert_const_int_from_real,
31972 fold_convert_const_real_from_real, sign_bit_p,
31973 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
31974 fold_sign_changed_comparison, fold_unary, fold_comparison,
31975 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
31976 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
31977 * print-tree.c (print_node_brief, print_node): Likewise.
31978 * stor-layout.c (place_field, layout_type): Likewise.
31979 * tree-chrec.c (keep_cast): Likewise.
31980 * tree.c (build_vector, build_real, build_real_from_int_cst,
31981 build_complex): Likewise.
31983 2007-01-11 Roger Sayle <roger@eyesopen.com>
31985 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
31986 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
31988 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
31990 * configure.ac (strict1_warn): Rename to strict_warn.
31991 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
31992 cc_set_by_configure, quoted_cc_set_by_configure,
31993 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
31994 all_boot_languages, all_stagestuff): Remove.
31995 (target_list): Remove bootstrap targets.
31996 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
31997 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
31998 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
31999 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
32000 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
32001 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
32002 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
32003 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
32004 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
32005 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
32006 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
32007 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
32008 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
32009 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
32010 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
32011 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
32012 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
32013 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
32014 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
32015 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
32016 (mostlyclean): Adjust.
32017 (clean, distclean): Don't mention bootstrap stuff.
32018 * configure: Regenerate.
32019 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
32020 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
32021 treelang/config-lang.in (stagestuff): Remove.
32022 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
32023 stageprofile, stagefeedback, stagestuff): Remove mention.
32025 2007-01-11 Nick Clifton <nickc@redhat.com>
32027 * config/mcore/predicates.md (mcore_general_movesrc_operand):
32029 (mcore_general_movdst_operand): Do not accept CONST_INTs.
32030 (mcore_arith_K_S_operand): Run the test for the S constraint not
32031 the test for the M constraint.
32032 (mcore_addsub_operand): Do not accept integer values that are
32033 larger than 32 bits.
32034 * config/mcore/mcore.md: Remove unused constraints from split.
32035 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
32036 (addsi3): Likewise.
32037 (allocate_stack): Likewise.
32038 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
32039 operands to 32 bits.
32040 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
32042 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
32043 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
32044 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
32045 mcore_output_bclri, mcore_output_andn, output_inline_const,
32046 mcore_output_move, mcore_output_movedouble): Likewise.
32047 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
32048 (output_inline_const): Likewise.
32049 (output_inline_const): Fix format strings used in sprintf
32051 * config/mcore/mcore-protos.h: Update prototypes for changed
32052 functions in mcore.c.
32053 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
32054 HOST_WIDE_INT and not int.
32055 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
32056 CONST_OK_FOR_N): Likewise.
32057 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
32058 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
32061 2007-01-10 Jan Hubicka <jh@suse.cz>
32063 * tree-vrp.c (remove_range_assertions): Release defs.
32064 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
32065 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
32067 2007-01-10 Paul Brook <paul@codesourcery.com>
32069 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
32070 * config/arm/arm.md (mulsi3subsi): New insn.
32072 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
32074 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
32075 (tree_transform_and_unroll_loop): New.
32076 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
32079 2007-01-10 Robert Kennedy <jimbob@google.com>
32081 * fold-const.c (fold_comparison): Fold comparisons like (x *
32082 1000 < 0) to (x < 0).
32084 2007-01-10 Ian Lance Taylor <iant@google.com>
32086 * tree-pretty-print.c (dump_generic_node): Print parentheses when
32087 operands have the same priority.
32089 2007-01-10 Tom Tromey <tromey@redhat.com>
32091 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
32092 (fold_binary): Likewise.
32093 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
32094 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
32095 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
32096 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
32097 * langhooks.h (struct lang_hooks): Removed field
32098 'can_use_bit_fields_p'.
32100 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
32102 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
32104 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
32106 * function.c (get_last_funcdef_no): New function.
32107 * function.h (get_last_funcdef_no): Declare.
32108 * tree-inline.c (initialize_cfun): Add initialization.
32109 (tree_function_versioning): Cleanup.
32111 2007-01-10 Jan Hubicka <jh@suse.cz>
32113 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
32116 2007-01-10 Sa Liu <saliu@de.ibm.com>
32117 Ben Elliston <bje@au.ibm.com>
32119 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
32120 for SAVE_NONLOCAL and Pmode for any other save level.
32121 * spu-protos.h (spu_restore_stack_block): Declare.
32122 * spu.md (save_stack_block): Remove.
32123 (restore_stack_block): Call spu_restore_stack_block.
32124 * spu.c (spu_restore_stack_block): New function.
32125 (spu_expand_epilogue): Remove old comment.
32127 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
32129 PR tree-optimization/30322
32130 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
32131 (cand_value_at): Return the value as aff_tree.
32132 (may_eliminate_iv): Convert the bound from aff_tree to tree.
32133 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
32134 aff_combination_mult): New functions.
32135 (aff_combination_add): Use aff_combination_add_cst.
32136 (aff_combination_convert): Allow conversions to a wider type.
32137 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
32138 * tree-affine.h (aff_combination_mult): Declare.
32140 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
32142 * doc/tm.texi: Update documentation to reflect reality of exec
32143 and start file search behaviours. Update copyright year.
32144 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
32145 header file directories.
32147 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
32149 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
32150 (*cosxf2): Rename to cosxf2_i387.
32151 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
32152 using X87MODEF12 mode macro. Rename patterns to
32153 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
32155 (*cosdf2, *cossf2): Ditto.
32156 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
32157 to match extended input operands.
32158 (sincos<mode>3): New expander.
32159 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
32160 insn patterns and corresponding splitters.
32162 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
32164 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
32165 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
32167 2007-01-09 Nicolas Pitre <nico@cam.org>
32170 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
32172 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32174 * target.h (struct gcc_target): New field library_rtti_comdat.
32175 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
32176 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
32177 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
32178 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
32180 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32182 * doc/invoke.texi (Optimize Options): Correct description of -O0.
32184 2007-01-08 Richard Guenther <rguenther@suse.de>
32186 * tree.h (force_fit_type_double): Export.
32187 (force_fit_type): Remove.
32188 * fold-const.c (force_fit_type_double): New function.
32189 (force_fit_type): Remove.
32190 (int_const_binop): Use it.
32191 (fold_convert_const_int_from_int): Likewise.
32192 (fold_convert_const_int_from_real): Likewise.
32193 (fold_div_compare): Likewise.
32194 (fold_sign_changed_comparison): Likewise.
32195 (fold_unary): Likewise.
32196 (fold_negate_const): Likewise.
32197 (fold_abs_const): Likewise.
32198 (fold_not_const): Likewise.
32199 * c-common.c (shorten_compare): Use force_fit_type_double.
32200 * convert.c (convert_to_pointer): Likewise.
32202 2007-01-08 Richard Guenther <rguenther@suse.de>
32204 * tree.h (build_int_cst_wide_type): Export.
32205 * tree.c (build_int_cst_wide_type): New function.
32206 (build_int_cst_wide): Fix comment.
32207 * builtins.c (fold_builtin_object_size): Use build_int_cst
32208 to build -1 or 0 of the correct type. Use fit_double_type
32209 to check for overflow.
32210 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
32212 (decode_field_reference): Likewise.
32213 (all_ones_mask_p): Likewise.
32214 (native_interpret_int): Use build_int_cst_wide_type.
32215 (fold_binary): Use build_int_cst_type to build an all-ones
32217 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
32219 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
32221 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
32223 2007-01-09 Ben Elliston <bje@au.ibm.com>
32225 * genautomata.c (STATS_OPTION): New option.
32226 (stats_flag): New flag.
32227 (gen_automata_option): Handle it.
32228 (initiate_automaton_gen): Ditto.
32229 (write_automata): Output statistics only if stats_flag is
32230 set. Likewise, output time statistics only if time_flag is set.
32231 * doc/md.texi (Processor pipeline description): Document new flag.
32233 2007-01-08 Richard Guenther <rguenther@suse.de>
32235 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
32236 * tree.c (build_int_cst_type): Likewise.
32237 (size_in_bytes): Don't call force_fit_type on the result.
32238 (int_fits_type_p): Use fit_double_type.
32239 * fold-const.c (fit_double_type): New function.
32240 (force_fit_type): Use it.
32241 * tree.h (fit_double_type): Export.
32243 2007-01-08 Jan Hubicka <jh@suse.cz>
32245 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
32246 * ipa.c (function_and_variable_visibility): Fix return type.
32248 2007-01-08 Richard Guenther <rguenther@suse.de>
32250 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
32251 of offset to build the index.
32252 * tree-pretty-print.c (dump_generic_node): Don't build negated
32253 const just for printing.
32254 * c-pretty-print.c (pp_c_integer_constant): Likewise.
32255 * builtins.c (fold_builtin_int_roundingfn): Check if result
32256 fits the type by using force_fit_type and comparing the result.
32257 * predict.c (predict_loops): Use compare_tree_int for comparison.
32258 * tree.c (build_int_cst): Fall back to integer_type_node for
32260 (build_int_cst_wide): Assert type is non-null.
32262 2007-01-08 Roberto Costa <roberto.costa@st.com>
32264 * tree-vrp.c (extract_range_from_cond_expr): New.
32265 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
32266 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
32268 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
32269 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
32270 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
32271 used as expressions.
32272 * tree-object-size.c (cond_expr_object_size): New.
32273 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
32275 2007-01-08 Jan Hubicka <jh@suse.cz>
32277 * tree-ssa-forwprop.c (forward_propagate_into_cond,
32278 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
32281 2007-01-08 Richard Guenther <rguenther@suse.de>
32283 PR tree-optimization/23603
32284 * tree-vrp.c (set_value_range_to_truthvalue): New function.
32285 (extract_range_from_binary): Fall back to truthvalue instead of
32286 varying for TRUTH_*_EXPR.
32287 (extract_range_from_comparison): Fall back to truthvalue instead of
32289 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
32290 if all visited PHI values were constant.
32292 2007-01-08 Jan Hubicka <jh@suse.cz>
32294 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
32295 (cgraph_analyze_function): break out from ...
32296 (cgraph_finalize_compilation_unit): ... here.
32297 (cgraph_expand_function): Remove forgoten commented out line.
32298 (cgraph_optimize): Analyze functions.
32300 2007-01-08 Jan Hubicka <jh@suse.cz>
32302 * tree-pas.h (TODO_remove_function): New flag.
32303 (TODO_update*): Renumber.
32304 (pass_ipa_increase_alignment,
32305 pass_ipa_function_and_variable_visibility): New passes.
32306 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
32307 (cgraph_function_and_variable_visibility): Move to ipa.c
32308 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
32309 cgraph_increase_alignment.
32310 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
32311 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
32312 calling tree-inline.
32313 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
32314 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
32315 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
32316 (gate_increase_alignment): New function.
32317 (pass_ipa_increase_alignment): New pass.
32318 * ipa.c: Inline tree-pass.h and timevar.h
32319 (function_and_variable_visibility): Move here from cgraphunit.c
32320 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
32321 * passes.c (init_optimization_passes): Add the two new passes.
32322 (execute_todo): Handle cgraph_remove_functions.
32324 2007-01-08 Nick Clifton <nickc@redhat.com>
32326 * config/frv/predicates.md (reg_or_0_operand): Accept
32329 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
32331 * config/bfin/rtems.h, config/bfin/t-rtems: New.
32332 * config.gcc: Add bfin*-rtems*.
32334 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
32336 * c.opt: Add -flax-vector-conversions.
32337 * c-typeck.c (convert_for_assignment): Pass flag to
32338 vector_types_convertible_p to allow emission of note.
32339 (digest_init): Likewise.
32340 * c-opts.c: Handle -flax-vector-conversions.
32341 * c-common.c (flag_lax_vector_conversions): New.
32342 (vector_types_convertible_p): Unless -flax-vector conversions
32343 has been passed, disallow conversions between vectors with
32344 differing numbers of subparts and/or element types. If such
32345 a conversion is disallowed, possibly emit a note on the first
32346 occasion only to inform the user of -flax-vector-conversions.
32347 The new last argument specifies this.
32348 * c-common.h (flag_lax_vector_conversions): New.
32349 (vector_types_convertible_p): Add extra argument.
32350 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
32351 char_type_node for V*QI type vectors.
32352 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
32353 Update to satisfy new typechecking rules.
32354 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
32355 C and C++ variants.
32356 * doc/invoke.texi (C Dialect Options): Document
32357 -flax-vector-conversions.
32359 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
32361 PR tree-optimization/29877
32362 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
32363 a register variable on the RHS to not be replaceable.
32365 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
32366 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
32367 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
32368 const_simm15, const_pow2, const_npow2): Added.
32369 * config/score/misc.md (insv, extv, extzv, movmemsi,
32370 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
32371 * config/score/score.c (score_address_cost, score_select_cc_mode):
32373 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
32374 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
32375 Update score_print_operand.
32376 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
32377 Adjust register allocate order and update some macro define.
32378 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
32379 mdx_block_move_straight, mdx_block_move_loop_head,
32380 mdx_block_move_loop_body, mdx_block_move_loop_foot,
32381 mdx_block_move_loop, mdx_block_move): Added.
32382 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
32383 mdp_limm): Updated and fix some bug and typo.
32384 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
32385 (movsf, movdf, doloop_end): Added.
32387 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
32389 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
32390 config/arm/thumb2.md: Fix comment typos.
32391 * doc/extend.texi: Fix a typo.
32393 2007-01-07 Eric Christopher <echristo@apple.com>
32395 * configure.ac: Check for __stack_chk_fail for darwin.
32396 * configure: Regenerate.
32398 2007-01-07 Richard Guenther <rguenther@suse.de>
32400 * tree-vrp.c (extract_range_from_assert): CSE calls to
32401 compare_values where possible.
32402 (extract_range_from_unary_expr): Likewise.
32404 2007-01-07 Anatoly Sokolov <aesok@post.ru>
32406 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
32407 * config/avr/avr.c (call_insn_operand): Delete function.
32408 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
32409 instead of register number. Use predicates.
32410 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
32411 call_insn_operand): Add.
32413 2007-01-06 Jan Hubicka <jh@suse.cz>
32415 * tree-pass.h (pass_build_cgraph_edges): Declare.
32416 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
32417 (visited_nodes): Remove.
32418 (cgraph_create_edges): Move to cgraphbuild.c; rename to
32419 build_cgrpah_edges; make visited_nodes local.
32420 (cgraph_process_new_functions): DO not call initialize_inline_failed.
32421 (record_references_in_initializer): Move to cgraphbuild.c
32422 (initialize_inline_failed, rebuild_cgraph_edges,
32423 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
32424 (verify_cgraph_node): Make visited_nodes local.
32425 (cgraph_analyze_function): Do not call cgraph_create_edges and
32426 initialize_inline_failed.
32427 (cgraph_expand_function): Do not call cgraph_lower_function;
32428 assert that function is already lowered.
32429 * Makefile.in (cgraphbuild.o): New.
32430 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
32431 at the end of lowering passes.
32433 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
32435 * ifcvt.c (cond_move_convert_if_block): New function, code
32436 factored out from...
32437 (cond_move_process_if_block): ...here. Call the new function
32438 on the THEN and ELSE blocks.
32439 (merge_if_block): Do not copy global_live_at_end, merge_blocks
32440 already takes care of this.
32442 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32445 * tree.h (TREE_OVERFLOW_P): New.
32446 * c-typeck.c (parser_build_unary_op): Warn only if result
32447 overflowed and operands did not.
32448 (parser_build_binary_op): Likewise.
32449 (convert_for_assignment): Remove redundant overflow_warning.
32450 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
32452 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32454 * c-typeck.c (store_init_value): Split over two lines to follow
32455 the GNU coding style.
32457 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
32459 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
32460 __GXX_EXPERIMENTAL_CXX0X__.
32461 * doc/cpp.texi: Same.
32463 2007-01-05 Richard Guenther <rguenther@suse.de>
32465 PR middle-end/27826
32466 * tree.c (get_narrower): Do not construct COMPONENT_REFs
32467 with mismatched types. Instead explicitly build a
32468 conversion NOP_EXPR.
32470 2007-01-05 Ian Lance Taylor <iant@google.com>
32472 * c-common.c (decl_with_nonnull_addr_p): New function.
32473 (c_common_truthvalue_conversion): Call it.
32474 * c-typeck.c (build_binary_op): Likewise.
32475 * c-common.h (decl_with_nonnull_addr_p): Declare.
32477 2007-01-05 Jakub Jelinek <jakub@redhat.com>
32480 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
32483 2007-01-05 Joel Brobecker <brobecker@adacore.com>
32485 * doc/install.texi (Final install): Document the fact that
32486 the GNAT runtime should not be stripped.
32488 2007-01-04 Jan Hubicka <jh@suse.cz>
32490 * tree-inline.c (fold_marked_statements): Update operand caches
32491 and EH after folding
32493 2007-01-04 Ian Lance Taylor <iant@google.com>
32495 * c-common.c (check_function_nonnull): Whitespace fix.
32497 2007-01-04 Jan Hubicka <jh@suse.cz>
32499 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
32500 comitted older version of patch.
32501 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
32502 function, celanup cfg and collect garbage.
32504 2007-01-04 Mike Stump <mrs@apple.com>
32506 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
32509 2007-01-04 Eric Christopher <echristo@apple.com>
32511 * libgcc2.c (__bswapsi2): Use SItype.
32512 (__bswapdi2): Use DItype.
32513 * libgcc2.h: Update for above.
32515 2007-01-04 Paul Brook <paul@codesourcery.com>
32517 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
32518 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
32519 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
32520 umulsidi3, umulsidi3adddi, smulsi3_highpart,
32521 umulsi3_highpart): Make conditional on !arm_arch6.
32522 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
32523 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
32524 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
32525 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
32526 umulsi3_highpart_v6): New insns.
32528 2007-01-04 Roger Sayle <roger@eyesopen.com>
32530 * fold-const.c (fold_convert): When casting an expression to void,
32531 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
32532 have a type. Instead of attempting to build a NOP_EXPR, return
32533 these "special" trees directly.
32535 2007-01-04 Joseph Myers <joseph@codesourcery.com>
32537 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
32538 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
32539 rs6000_cost->fp not 0 as adjustment for outer NEG.
32541 2007-01-04 Jan Hubicka <jh@suse.cz>
32543 * cgraph.c (cgraph_release_function_body): New function.
32544 (cgraph_remove_node): Use it.
32545 * cgraph.h (cgraph_release_function_body): Declare.
32546 * cgraphunit.c (cgraph_expand_function): Use it.
32547 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
32548 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
32549 is initialized and while compilation of other function is running.
32550 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
32551 statement CFG annotations from here to ...
32552 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
32554 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
32556 * cfgloop.h (enum li_flags): Make the constants powers of two.
32558 2007-01-04 Jan Hubicka <jh@suse.cz>
32560 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
32562 (fold_marked_statements): New function.
32563 (optimize_inline_calls, tree_function_versioning): Fold new statements.
32564 * tree-inline.h (copy_body_data): Add statements_to_fold.
32566 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
32568 * config.gcc: Mention libgcc/config.host.
32569 * Makefile.in: Update comments mentioning libgcc.
32570 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
32571 (all.cross, start.encap, rest.encap, rest.cross): Update
32572 dependencies for libgcc move.
32573 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
32574 (clean-target, clean-target-libgcc): Delete.
32575 (srcdirify, GCC_EXTRA_PARTS): New macros.
32576 (libgcc-support, libgcc.mvars): New rules.
32577 (distclean): Remove mention of mklibgcc.
32578 (install): Don't reference INSTALL_LIBGCC.
32579 (install-common): Don't reference EXTRA_PARTS.
32580 (install-libgcc, install-multilib): Delete rules.
32581 * mklibgcc.in: Delete file.
32582 * doc/configfiles.texi: Don't mention mklibgcc.
32584 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
32585 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
32586 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
32587 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
32588 (mklibgcc, ldblspecs): Likewise.
32590 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
32591 (posixpre.def): Use $(T).
32592 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
32593 (SHLIB_SRC, SHLIB_INSTALL): Delete.
32594 (SHLIB_LINK): Make dummy.
32595 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
32597 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
32599 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
32600 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
32601 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
32602 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
32604 * configure.ac (all_outputs): Remove mklibgcc.
32605 * configure: Regenerated.
32607 2007-01-03 Josh Conner <jconner@apple.com>
32609 PR middle-end/29683
32610 * calls.c (compute_argument_addresses): Set stack and stack_slot
32611 for partial args, too.
32612 (store_one_arg): Use locate.size.constant for the size when
32613 generating a save_area.
32615 2007-01-03 Robert Kennedy <jimbob@google.com>
32617 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
32618 whose definitions are deleted due to basic block merging.
32620 2007-01-03 Paul Brook <paul@codesourcery.com>
32623 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
32625 (use_return_insn): Return 0 for Thumb interrupt functions.
32626 (print_multi_reg): Add rfe argument for IRQ returns.
32627 (arm_output_epilogue): Pop interrupt return address directly into PC.
32628 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
32630 2007-01-03 Paul Brook <paul@codesourcery.com>
32632 Merge from sourcerygxx-4_1.
32633 * config/arm/thumb2.md: New file.
32634 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
32636 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
32637 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32638 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
32639 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
32641 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32642 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
32644 * config/arm/ieee754-sf.S: Ditto.
32645 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
32646 (thumb1_base_register_rtx_p): ... to this.
32647 (thumb_index_register_rtx_p): Rename...
32648 (thumb1_index_register_rtx_p): ... to this.
32649 (thumb_output_function_prologue): Rename...
32650 (thumb1_output_function_prologue): ... to this.
32651 (thumb_legitimate_address_p): Rename...
32652 (thumb1_legitimate_address_p): ... to this.
32653 (thumb_rtx_costs): Rename...
32654 (thumb1_rtx_costs): ... to this.
32655 (thumb_compute_save_reg_mask): Rename...
32656 (thumb1_compute_save_reg_mask): ... to this.
32657 (thumb_final_prescan_insn): Rename...
32658 (thumb1_final_prescan_insn): ... to this.
32659 (thumb_expand_epilogue): Rename...
32660 (thumb1_expand_epilogue): ... to this.
32661 (arm_unwind_emit_stm): Rename...
32662 (arm_unwind_emit_sequence): ... to this.
32663 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
32664 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
32665 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
32666 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
32667 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
32668 thumb2_output_casesi): New functions.
32669 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
32670 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
32671 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
32672 THUMB2_WORK_REGS): Define.
32673 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
32674 arm_condexec_mask, arm_condexec_masklen)): New variables.
32675 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
32676 (arm_override_options): Check new CPU capabilities.
32677 Set new architecture flag variables.
32678 (arm_isr_value): Handle v7m interrupt functions.
32679 (user_return_insn): Return 0 for v7m interrupt functions. Handle
32681 (const_ok_for_arm): Handle Thumb-2 constants.
32682 (arm_gen_constant): Ditto. Use movw when available.
32683 (arm_function_ok_for_sibcall): Return false for v7m interrupt
32685 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
32686 (thumb_find_work_register, arm_load_pic_register,
32687 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
32688 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
32689 print_multi_reg, output_mov_long_double_fpa_from_arm,
32690 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
32691 output_mov_double_fpa_from_arm, output_move_double,
32692 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
32693 output_return_instruction, arm_output_function_prologue,
32694 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
32695 arm_output_mi_thunk, thumb_set_return_address): Ditto.
32696 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
32697 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
32698 (arithmetic_instr, shift_op): Use arm_shift_nmem.
32699 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
32701 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
32702 (thumb_expand_prologue): Use thumb_set_frame_pointer.
32703 (arm_file_start): Output directive for unified syntax.
32704 (arm_unwind_emit_set): Handle stack alignment instruction.
32705 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
32706 Add v6t2, v7, v7a, v7r and v7m.
32707 (RETLDM): Add Thumb-2 code.
32708 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
32709 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
32710 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
32711 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
32712 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
32713 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
32714 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
32715 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
32716 ADJUST_INSN_LENGTH): Define.
32717 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
32718 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
32719 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
32720 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
32721 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
32722 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
32723 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
32724 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
32725 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
32726 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
32727 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
32728 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
32729 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
32730 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
32731 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
32732 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
32733 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
32735 * config/arm/arm-tune.md: Regenerate.
32736 * config/arm/arm-protos.h: Update prototypes.
32737 * config/arm/vfp.md: Enable patterns for Thumb-2.
32738 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
32739 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
32740 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
32741 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
32742 * config/arm/libunwind.S: Add Thumb-2 code.
32743 * config/arm/constraints.md: Update include Thumb-2.
32744 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
32745 * config/arm/ieee754-df.S: Ditto.
32746 * config/arm/bpabi.S: Ditto.
32747 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
32748 * config/arm/predicates.md (low_register_operand,
32749 low_reg_or_int_operand, thumb_16bit_operator): New.
32750 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
32751 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
32752 * config/arm/t-arm-elf: Add armv7 multilib.
32753 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
32755 (UNSPEC_STACK_ALIGN, ce_count): New.
32756 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
32757 arm_zero_extendsidi2, arm_zero_extendqidi2): New
32759 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
32760 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
32761 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
32762 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
32763 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
32764 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
32766 * doc/extend.texi: Document ARMv7-M interrupt functions.
32767 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
32769 2007-01-03 Jakub Jelinek <jakub@redhat.com>
32771 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
32772 (struct _Unwind_Context): Rename args_size to flags, remove
32773 signal_frame field, add a new args_size field and version field.
32774 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
32775 _Unwind_IsExtendedContext): New inline functions.
32776 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
32777 Assume by_value array is only present if _Unwind_IsExtendedContext.
32778 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
32779 _Unwind_IsSignalFrame.
32780 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
32781 (uw_update_context_1): Use _Unwind_SetSignalFrame.
32782 (uw_init_context_1): Initialize context->flags to
32783 EXTENDED_CONTEXT_BIT.
32784 * config/rs6000/linux-unwind.h (frob_update_context): Use
32785 _Unwind_SetSignalFrame.
32787 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32789 PR middle-end/30353
32790 * gimplify.c (gimplify_modify_expr_complex_part): Move below
32791 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
32794 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
32796 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
32797 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
32798 RET, AT_SP): Remove.
32799 * config/i386/i386.md (*sse_prologue_save_insn): Use return
32802 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32803 * cfgbuild.c (find_basic_blocks): Likewise.
32804 * cfgrtl.c (rtl_create_basic_block): Likewise.
32805 * function.c (temp_slots_at_level): Likewise.
32806 * reg-stack.c (stack_regs_mentioned): Likewise.
32807 * regclass.c (allocate_reg_info): Likewise.
32808 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32809 set_bb_for_stmt, move_block_to_fn): Likewise.
32810 * tree-complex.c (tree_lower_complex): Likewise.
32811 * vec.h (VEC_safe_grow_cleared): New.
32813 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
32815 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
32817 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
32818 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
32820 * cfgloopmanip.c (scale_loop_frequencies): Export.
32821 (loopify): Scale the frequencies by prescribed coefficients.
32822 (set_zero_probability): New function.
32823 (duplicate_loop_to_header_edge): Improve updating of frequencies.
32824 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
32825 and frequencies according to arguments.
32826 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
32828 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
32829 * modulo-sched.c (sms_schedule): Set probabilities for entering
32830 versioned loop correctly.
32831 * tree-vect-transform.c (vect_transform_loop): Ditto.
32832 * cfgloop.h (loopify, loop_version): Declaration changed.
32833 (scale_loop_frequencies): Declared.
32835 2007-01-02 Jan Hubicka <jh@suse.cz>
32837 * cgraph.c: Include tree-flow.h
32838 (cgraph_add_new-function): Handle IPA_SSA mode; execute
32839 early_local_passes.
32840 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
32841 * tree-pass.h (pass_all_early_optimizations): Declare.
32842 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
32843 early_local_passes.
32844 (cgraph_analyze_function): Do early_local_passes.
32845 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32846 Do not add referenced vars.
32847 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
32849 (gate_all_early_local_passes): New gate.
32850 (pass_early_local_passes): Use new gate.
32851 (execute_early_local_optimizations): New functions.
32852 (gate_all_early_optimizations): New gate.
32853 (pass_all_early_optimizations): New pass.
32854 (execute_free_datastructures): Free SSA only when initialized.
32855 (gate_init_datastructures): Init only when optimizing.
32856 (tree_lowering_passes): Do early local passes when called late.
32857 * tree-profile.c (do_tree_profiling): Don't profile functions added
32859 (do_early_tree_profiling, pass_early_tree_profile): Kill.
32860 * tree-cfg.c (update_modified_stmts): Do not update when operands are
32862 * passes.c (init_optimizations_passes): Reorder so we go into SSA
32863 during early_local_passes.
32864 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
32867 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32869 * Makefile.in: Update copyright year.
32871 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32873 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
32874 in $(lang_checks) and check-consistency targets.
32876 2007-01-02 Jan Hubicka <jh@suse.cz>
32878 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32879 Do not add referenced vars.
32880 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
32882 * passes.c (init_optimization_passes): Put mudflap_2 after
32883 free_datastructures.
32885 2007-01-02 Jan Hubicka <jh@suse.cz>
32887 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
32888 Set NOTHROW flag on call statements proved to be nothrow.
32889 Update statement of local calls so new pure/const functions are
32890 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
32892 (tree_rest_of_compilation): Register hooks and initialize bitmap
32893 early. Do not set after_inlining flag.
32895 2007-01-02 Steve Ellcey <sje@cup.hp.com>
32897 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
32898 HOST_BITS_PER_LONGLONG
32900 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32903 * c-typeck.c (store_init_value): Don't emit pedantic overflow
32904 warning for non-static initializers.
32906 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
32908 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
32909 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
32910 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
32911 Always use set_unique_reg_note to add REG_EQUAL notes.
32913 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32916 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32918 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32919 * cfgbuild.c (find_basic_blocks): Likewise.
32920 * cfgrtl.c (rtl_create_basic_block): Likewise.
32921 * function.c (temp_slots_at_level): Likewise.
32922 * reg-stack.c (stack_regs_mentioned): Likewise.
32923 * regclass.c (allocate_reg_info): Likewise.
32924 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32925 set_bb_for_stmt, move_block_to_fn): Likewise.
32926 * tree-complex.c (tree_lower_complex): Likewise.
32927 * vec.h (VEC_safe_grow_cleared): New.
32929 2007-01-02 Ian Lance Taylor <iant@google.com>
32931 * c-common.c (c_common_truthvalue_conversion): When warning about
32932 using an assignment as a truth value, set TREE_NO_WARNING.
32934 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32937 * c.opt (Wold-style-declaration): New.
32938 * doc/invoke.texi (C-only Warning Options): New.
32939 (Wold-style-declaration): Document it.
32940 (Wextra): Enabled by -Wextra.
32941 * c-opts.c (c_common_post_options): Enabled by -Wextra.
32942 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
32943 -Wold-style-declaration.
32945 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32947 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32948 * cfgbuild.c (find_basic_blocks): Likewise.
32949 * cfgrtl.c (rtl_create_basic_block): Likewise.
32950 * function.c (temp_slots_at_level): Likewise.
32951 * reg-stack.c (stack_regs_mentioned): Likewise.
32952 * regclass.c (allocate_reg_info): Likewise.
32953 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32954 set_bb_for_stmt, move_block_to_fn): Likewise.
32955 * tree-complex.c (tree_lower_complex): Likewise.
32956 * vec.h (VEC_safe_grow_cleared): New.
32958 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
32960 * c-common.c (c_common_nodes_and_builtins): Since variants of
32961 void_type_node get built before it is given a name, we need to
32962 give those variants the name, too.
32963 (complete_array_type): We need to work with the canonical main
32964 type of the array, from which we will build the qualified version.
32965 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
32966 * print-tree.c (print_node): Display canonical type information
32968 * stor-layout.c (layout_type): When we don't know the
32969 alignment of a type for which we're building an array, we end up
32970 guessing wrong, so make the type require structural equality.
32971 * tree.c (make_node_stat): When we build a new type, it is its
32972 own canonical type.
32973 (build_type_attribute_qual_variant): When building an attribute
32974 variant, its canonical type is the non-attribute variant. However,
32975 if the attributes are target-dependent and they differ, we need to
32976 use structural equality checks for this type.
32977 (build_qualified_type): A qualified type is not equivalent to its
32978 unqualified variant; set the canonical type appropriately.
32979 (build_distinct_type_copy): When building a distinct type from
32980 another type, the new type is its own canonical type.
32981 (build_variant_type_copy): When building a new type variant, we
32982 assume that it is equivalent to the original type.
32983 (build_pointer_type_for_mode): When building a pointer type, also
32984 build a canonical type pointer.
32985 (build_reference_type_for_mode): When building a reference type,
32986 also build a canonical type reference.
32987 (build_index_type): When we can't hash an index type (e.g.,
32988 because its maximum value is negative), the index type requires
32989 structural equality tests.
32990 (build_array_type): Build the canonical form of an array type.
32991 (build_function_type): Function types require structural equality,
32992 because they contain default arguments, attributes, etc.
32993 (build_method_type_directly): Ditto for method types.
32994 (build_offset_type): Build the canonical offset type.
32995 (build_complex_type): Build the canonical vector type.
32996 (make_vector_type): Build the canonical vector type.
32997 * tree.h (TYPE_CANONICAL): New.
32998 (TYPE_STRUCTURAL_EQUALITY_P): New.
32999 (SET_TYPE_STRUCTURAL_EQUALITY): New.
33000 (struct tree_type): Added "canonical" field.
33001 * params.h (VERIFY_CANONICAL_TYPES): New.
33002 * doc/c-tree.texi (TYPE_CANONICAL): Document.
33003 (TYPE_STRUCTURAL_EQUALITY_P): Document.
33004 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
33005 * doc/invoke.texi (verify-canonical-types): Document --param
33006 parameter for verifying canonical types.
33008 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33010 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
33011 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
33012 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
33013 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
33015 * config/rs6000/e500.h: New.
33016 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
33017 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
33019 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
33020 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
33021 TARGET_E500_DOUBLE): Remove.
33022 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
33023 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
33024 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
33025 * config/rs6000/rs6000.c (rs6000_override_options): Use
33026 CHECK_E500_OPTIONS.
33028 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33030 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
33031 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
33032 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
33033 rs6000_emit_cmove): Don't check TARGET_E500.
33034 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
33035 sordered): Don't check TARGET_E500.
33037 2007-01-01 Eric Christopher <echristo@apple.com>
33039 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
33040 HARD_REGISTER_NUM_P.
33042 2007-01-01 Roger Sayle <roger@eyesopen.com>
33044 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
33045 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
33046 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
33049 2007-01-01 Mike Stump <mrs@apple.com>
33051 * configure.ac: Remove support for building with Apple's gcc-3.1.
33053 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33055 PR middle-end/30311
33056 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
33057 REG is a hard register. Do not modify REG before calling
33059 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
33060 multiple of the size of YMODE for certain lowpart cases.
33062 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33064 PR middle-end/30253
33065 * gimplify (voidify_wrapper_expr): Update for
33066 GIMPLE_MODIFY_STMT.
33068 2007-01-01 Andreas Schwab <schwab@suse.de>
33071 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
33072 save of BR0 in extra_spill_size instead of spill_size.
33073 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
33075 (ia64_expand_epilogue): Restore BR0 from its new location.
33077 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33079 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
33080 Use a temporary variable if the left hand side is not a gimple
33083 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33085 * gimplify.c (gimplify_return_expr): Make the temporary variable
33086 for the return expression, a gimple register variable.
33088 2007-01-01 Jan Hubicka <jh@suse.cz>
33090 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
33093 2007-01-01 Mike Stump <mrs@apple.com>
33095 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
33097 * config/darwin.c (machopic_select_rtx_section): Use
33098 HAVE_GAS_LITERAL16.
33099 (darwin_mergeable_constant_section): Likewise.
33100 * configure: Regenerate.
33101 * config.in: Regenerate.
33103 2007-01-01 Jan Hubicka <jh@suse.cz>
33104 Andrew Pinski <pinskia@gmail.com>
33106 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
33107 before starting IPA passes.