1 2007-12-05 Uros Bizjak <ubizjak@gmail.com>
3 * tree-ssa-loop.c (gate_tree_parallelize_loops): Return true when
4 "flag_tree_parallelize_loops > 1".
6 2007-12-06 Zdenek Dvorak <ook@ucw.cz>
7 Dorit Nuzman <dorit@il.ibm.com>
8 Jakub Jelinek <jakub@redhat.com>
10 PR tree-optimization/34005
11 * tree-gimple.c (is_gimple_formal_tmp_rhs): Add a case for COND_EXPR.
12 * gimplify.c (gimplify_ctx): Add a new member allow_rhs_cond_expr.
13 (gimplify_pure_cond_expr): New function.
14 (generic_expr_could_trap_p): New function.
15 (gimplify_cond_expr): Call gimplify_pure_cond_expr.
16 (force_gimple_operand): Initialize new field allow_rhs_cond_expr.
18 2007-12-06 Andreas Krebbel <krebbel1@de.ibm.com>
20 * config/s390/s390.c (s390_emit_stack_tie): New function.
21 (s390_emit_prologue): Emit a stack tie when writing to the
23 * config/s390/s390.md ("stack_tie"): New insn definition.
25 2007-12-06 Ben Elliston <bje@au.ibm.com>
28 * doc/sourcebuild.texi (Miscellaneous Docs): Remove SERVICE item.
30 2007-12-05 Jakub Jelinek <jakub@redhat.com>
33 * fold-const.c (fold_binary) <case BIT_IOR_EXPR>: Don't minimize
34 number of bits set in C1 if a mode mask for some mode can be used
37 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
39 * varasm.c (merge_weak, weak_finish, assemble_alias): Commentary typo
42 2007-12-05 Richard Guenther <rguenther@suse.de>
44 PR tree-optimization/34138
45 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
46 Do not forward propagate addresses if that changes volatileness of
49 2007-12-05 Uros Bizjak <ubizjak@gmail.com>
52 * config/i386/i386.c (ix86_function_regparm): Also check for fixed
53 registers when checking that regparm registers are available.
54 Lower regparm value due to fixed registers usage in addition to
57 2007-12-05 Bernhard Fischer <aldot@gcc.gnu.org>
59 * sparseset.c: Include config.h and system.h before sparseset.h.
60 * sparseset.h: Remove inclusion of system.h.
62 2007-12-05 Jakub Jelinek <jakub@redhat.com>
63 Richard Sandiford <rsandifo@nildram.co.uk>
65 * optabs.c (init_insn_codes): New function.
67 (init_optab, init_optabv): Don't call new_optab.
68 (init_convert_optab): Don't clear the insn codes.
69 (init_optabs): Call init_insn_codes.
71 2007-12-04 Jakub Jelinek <jakub@redhat.com>
73 * omp-low.c (optimize_omp_library_calls): New function.
74 (expand_omp_parallel): Call it if optimizing.
77 * stmt.c (expand_stack_restore): Call expand_normal on var to get
78 rtx for it instead of assuming it will be a VAR_DECL.
80 2007-12-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
82 * c-parser (c_parser_statement_after_labels): Move error from here...
83 (c_parser_label): ... to here. Check that the declaration is not
84 actually just another label.
86 2007-12-04 Richard Guenther <rguenther@suse.de>
90 * tree-ssa-operands.c (get_addr_dereference_operands): If we
91 fall back to using the SMTs aliases, make sure to add virtual
92 operands for the SMT itself.
93 (create_ssa_artificial_load_stmt): Fix typo. Make sure to also
94 clear the loaded and stored symbols bitmaps.
96 2007-12-04 Ben Elliston <bje@au.ibm.com>
98 * config/spu/spu.h (ASM_FORMAT_PRIVATE_NAME): Remove; use default.
100 2007-12-04 Ben Elliston <bje@au.ibm.com>
102 * doc/tm.texi (Exception Handling): Mention unwind-dw2-xtensa.c.
104 2007-12-03 Steven Bosscher <stevenb.gcc@gmail.com>
107 * doc/invoke.texi: Remove -fforce-addr documentation.
108 * expr.c (emit_move_insn): Remove use of flag_force_addr.
109 (expand_expr_real_1): Same.
110 (do_tablejump): Same.
111 Call memory_address instead of memory_address_noforce.
112 * expr.h (memory_address_noforce): Remove prototype.
113 * explow.c (memory_address): Remove support for flag_force_addr.
114 (validize_mem): Same.
115 (memory_address_noforce): Remove.
116 * common.opt: Add dummy documentation for -fforce-addr.
117 * combine.c (can_combine_p): Remove -fforce-addr comment.
118 * config/cris/cris.h (OPTIMIZATION_OPTIONS): Remove set of
120 * config/m68k/m68k.h (PIC_CASE_VECTOR_ADDRESS): Remove comment
121 relating to memory_address_noforce.
122 * testsuite/gcc.c-torture/compile/20050802-1.c: Remove.
123 * testsuite/gcc.c-torture/compile/20011113-1.c: Remove.
125 2007-12-03 Jakub Jelinek <jakub@redhat.com>
127 * omp-low.c (lookup_decl_in_outer_ctx): Allow calling this
128 with !ctx->is_nested.
129 (maybe_lookup_decl_in_outer_ctx): Look up in outer contexts
130 even if !ctx->is_nested.
131 (lower_copyprivate_clauses, lower_send_clauses,
132 lower_send_shared_vars): Call lookup_decl_in_outer_ctx
136 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Optimize
137 (X << C1) & C2 into (X << C1) & (C2 | ((1 << C1) - 1))
138 and (X >> C1) & C2 into (X >> C1) & (C2 | ~((type) -1 >> C1)).
139 (fold_binary) <case LSHIFT_EXPR, case RSHIFT_EXPR>: Optimize
140 (X & C2) << C1 into (X << C1) & (C2 << C1) and
141 (X & C2) >> C1 into (X >> C1) & (C2 >> C1) if that allows further
144 PR tree-optimization/33453
145 * tree-data-ref.c (split_constant_offset): Use POINTER_PLUS_EXPR
146 for pointer addition.
147 * tree-parloops.c (canonicalize_loop_ivs): Likewise.
148 (separate_decls_in_loop_name): Copy DECL_GIMPLE_REG_P from var to
151 2007-12-03 Bernd Schmidt <bernd.schmidt@analog.com>
153 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __FDPIC__ as
156 2007-12-03 Razya Ladelsky <razya@il.ibm.com>
158 * doc/invoke.texi (fipa-cp, fipa-matrix-reorg): Add documentation.
160 2007-12-03 Jakub Jelinek <jakub@redhat.com>
163 * opts.c (common_handle_option): Handle OPT_ftree_store_copy_prop.
164 * common.opt (ftree-store-copy-prop): Use the same help text as for
167 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
168 Revital Eres <eres@il.ibm.com>
170 * modulo-sched.c (calculate_must_precede_follow,
171 try_scheduling_node_in_cycle): New functions.
172 (sms_schedule_by_order): Call the new functions.
173 (ps_insn_find_column): Use must_follow and must_precede only if
175 (ps_insn_advance_column): Likewise.
177 2007-12-02 Ayal Zaks <zaks@il.ibm.com>
178 Revital Eres <eres@il.ibm.com>
180 * modulo-sched.c (get_sched_window): Fix the direction of the
181 scheduling window and add dump info.
183 2007-12-02 Samuel Tardieu <sam@rfc1149.net>
185 * config/sh/sh.md (cmpgeusi_t): Fix condition.
187 2007-11-30 Jan Hubicka <jh@suse.cz>
189 * ggc-common.c (dump_ggc_loc_statistics): Reset ggc_force_collect flag.
191 2007-11-30 Seongbae Park <seongbae.park@gmail.com>
193 PR rtl-optimization/34171
194 * cfgrtl.c (update_bb_for_insn_chain): New function,
195 refactored from update_bb_for_insn.
196 (update_bb_for_insn): Call update_bb_for_insn.
197 (rtl_merge_blocks, try_redirect_by_replacing_jump):
198 Replace a loop with update_bb_for_insn_chain call.
199 (cfg_layout_merge_blocks): Add a call to
200 update_bb_for_insn_chain. Replace the for loop
201 with a call to update_bb_for_insn_chain.
203 2007-11-30 Ben Elliston <bje@au.ibm.com>
205 * config/vax/vax.h (ASM_FORMAT_PRIVATE_NAME): Remove. Use default.
207 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
209 PR tree-optimization/34244
210 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
211 (record_numbers_of_iterations): New function.
212 (execute_vrp): Cache the numbers of iterations of loops.
213 * tree-scalar-evolution.c (scev_reset_except_niters):
215 (scev_reset): Use scev_reset_except_niters.
216 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
218 2007-11-29 Jan Hubicka <jh@suse.cz>
219 Jakub Jelinek <jakub@redhat.com>
221 PR tree-optimization/33434
222 * tree-inline.c (setup_one_parameter): If the value passed to
223 a parameter is never used, don't set it up.
225 2007-11-29 Jakub Jelinek <jakub@redhat.com>
228 * config/rs6000/eabi-cn.asm (__DTOR_END__): Make it weak.
229 * config/rs6000/sol-cn.asm (__DTOR_END__): Likewise.
231 2007-11-29 Andris Pavenis <andris.pavenis@iki.fi>
233 * Makefile.in: Use separate vpath lines for each path.
235 2007-11-29 Ben Elliston <bje@au.ibm.com>
237 * SERVICE: Update URL.
239 2007-11-28 Jakub Jelinek <jakub@redhat.com>
241 PR tree-optimization/34140
242 * tree-if-conv.c (if_convertible_phi_p): Fail if BB other than
243 loop->header has virtual phi nodes.
245 2007-11-28 Richard Sandiford <rsandifo@nildram.co.uk>
248 * builtins.c (expand_builtin_nonlocal_goto): Also emit a use
249 of GP register, if valid and fixed.
252 2007-06-21 David Daney <ddaney@avtrex.com>
255 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
256 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
257 (exception_receiver): Renamed to ...
258 (nonlocal_goto_receiver): ... this.
260 2007-11-27 H.J. Lu <hongjiu.lu@intel.com>
261 Joey Ye <joey.ye@intel.com>
264 * config/i386/i386.c (function_arg_32): Don't pass aggregate
265 arguments in ECX/EDX for fastcall.
267 2007-11-28 Rask Ingemann Lambertsen <rask@sygehus.dk>
269 * config/i386/linux.h (CRT_GET_RFIB_DATA): Add Intel syntax inline
271 * config/i386/sco5.h (CRT_GET_RFIB_DATA): Likewise.
272 * config/i386/sysv4.h (CRT_GET_RFIB_DATA): Likewise.
274 2007-11-28 Ben Elliston <bje@au.ibm.com>
276 * config/rs6000/aix64.opt (maix64): Add Negative(maix32).
277 (maix32): Add Negative(maix64).
279 2007-11-27 Jakub Jelinek <jakub@redhat.com>
281 PR tree-optimization/34016
282 * tree-ssa-loop.c (pass_linear_transform): Add
283 TODO_update_ssa_only_virtuals to todo_flags_finish.
285 2007-11-27 Eric B. Weddington <eric.weddington@atmel.com>
287 * config/avr/avr.c (avr_mcu_types): Add atmega32hvb.
288 * config/avr/avr.h (LINK_SPEC): Likewise.
289 (CRT_BINUTILS_SPECS): Likewsie.
290 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
292 2007-11-27 Jakub Jelinek <jakub@redhat.com>
295 * config/rs6000/rs6000.c (adjacent_mem_locations): Don't assume
296 MEM_SIZE is set on all MEMs.
298 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
300 * config/s390/s390.opt (mhard-float): Add the option to be
301 overridden. That was missing in my last patch.
303 2007-11-27 Richard Guenther <rguenther@suse.de>
305 PR tree-optimization/34241
306 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Make sure
307 to only delete real conversion chains.
309 2007-11-27 Andreas Krebbel <krebbel1@de.ibm.com>
311 * config/s390/s390.opt (m31, m64, mesa, mzarch, msoft-float,
312 mhard-float, mlong-double-64, mlong-double-128): Add the
313 option to be overridden.
315 2007-11-27 Richard Guenther <rguenther@suse.de>
317 * builtins.c (fold_builtin_1): Verify the argument types
318 of BUILT_IN_ISNORMAL.
319 (fold_builtin_n): Verify the number of arguments to variadic
322 2007-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
324 * config/bfin/elf.h (SUBTARGET_DRIVER_SELF_SPECS): New macro.
325 * doc/invoke.texi (Blackfin Options): Document the effects.
327 2007-11-27 Ben Elliston <bje@au.ibm.com>
329 * config/rs6000/sysv4.opt (m32): Add Negative(m64).
330 (m64): Add Negative(m32).
331 * config/rs6000/darwin.opt (m32): Add Negative(m64).
332 (m64): Add Negative(m32).
334 2007-11-26 Eric Botcazou <ebotcazou@adacore.com>
336 * tree-ssa-propagate.c (set_rhs) <GIMPLE_MODIFY_STMT>: Fix typo.
338 2007-11-26 Michael Meissner <michael.meissner@amd.com>
341 * config/i386/i386.c (ix86_expand_movmem): If the copy size is a
342 constant, avoid calling emit_cmp_and_jump_insns. Use counter_mode
343 to get the mode for loading a pseudo register with a count rather
344 than duplicating code.
346 2007-11-25 Eric B. Weddington <eric.weddington@atmel.com>
348 * config/avr/avr.c (avr_mcu_types): Add atmega1284p.
349 * config/avr/avr.h (LINK_SPEC): Likewise.
350 (CRT_BINUTILS_SPECS): Likewsie.
351 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
353 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
355 * c-common.c (conversion_warning): Use get_unwidened instead of
358 2007-11-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
361 * c-parser.c (struct c_parser): New bit in_if_block.
362 (c_parser_compound_statement_nostart): Handle unexpected 'else'
364 (c_parser_statement_after_labels): Set in_if_block to false while
366 (c_parser_if_body): Don't call c_parser_statement_after_labels if
367 a semicolon is found, just consume it. Don't call
368 c_parser_statement_after_labels if an open brace is found, call
369 c_parser_compound_statement instead.
370 (c_parser_else_body): New.
371 (c_parser_if_statement): Set in_if_block to true when parsing the
372 body of the 'if' statement. Use c_parser_else_body.
374 2007-11-26 Andreas Krebbel <krebbel1@de.ibm.com>
377 * c-decl.c (store_parm_decls): Pass 'false' for the new
378 allocate_struct_function parameter.
379 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
380 * tree-parloops.c (create_loop_fn): Likewise.
381 * function.c (push_function_context_to, push_struct_function,
382 init_function_start): Likewise.
383 (allocate_struct_function): Add boolean parameter.
384 * tree.h (allocate_struct_function): Add boolean parameter.
385 * function.h (struct function): Move returns_struct and
386 returns_pcc_struct to the end of the structure definiton.
388 2007-11-26 Uros Bizjak <ubizjak@gmail.com>
391 * config/i386/i386.md (truncdfsf2): Select SLOT_TEMP stack slot if
392 virtual registers are already instantiated.
393 (truncxf<mode>2): Ditto.
394 (floatsi<mode>2): Ditto.
398 2007-11-26 Rask Ingemann Lambertsen <rask@sygehus.dk>
401 * config/fr30/fr30.c (fr30_move_double): Sanitize mem->reg case. Copy
402 the address before it is clobbered.
404 2007-11-26 Nick Clifton <nickc@redhat.com>
406 * config/mn10300/mn10300.md: (call_internal): Remove mode on
407 operand 0 in order to match UNPSEC'ed calls generated in PIC mode.
408 (call_value_internal): Remove mode on operands 0 and 1 in order to
409 match UNPSEC'ed calls generated in PIC mode.
410 (GOTaddr2picreg): Use copy_rtx to prevent sharing an rtx between
413 2007-11-26 Richard Guenther <rguenther@suse.de>
416 * builtins.c (expand_builtin_pow): Use expand_expr to expand
417 the result of build_call_expr.
419 2007-11-26 Steven Bosscher <stevenb.gcc@gmail.com>
420 Revital Eres <eres@il.ibm.com>
423 * bb-reorder.c (insert_section_boundary_note): Clear
424 BLOCK_FOR_INSN in NOTE_INSN_SWITCH_TEXT_SECTIONS.
426 2007-11-26 Richard Sandiford <rsandifo@nildram.co.uk>
428 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Add missing comma.
430 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
432 * dwarf2asm.c (splay_tree_compare_strings): New function.
433 (dw2_force_const_mem): Use it.
435 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
437 * tree.c (type_hash_add): Don't violate strict aliasing rules.
439 2007-11-26 Alexandre Oliva <aoliva@redhat.com>
442 * c-typeck.c (tagged_types_tu_compatible_p): Enable exact
443 matches between anonymous union fields.
445 2007-11-26 Alexandre Oliva <aoliva@redhat.com>, Jan Hubicka <jh@suse.cz>
447 * tree-ssa-live.c (remove_unused_scope_block_p): Drop
448 declarations and blocks only after inlining. Check that
449 non-empty blocks are not dropped.
450 * tree-inline.c (expand_call_inline): Check that functions are
451 not inlined too late.
453 2007-11-26 Ben Elliston <bje@au.ibm.com>
455 * unwind-dw2-fde.c: Fix comment typo.
456 * unwind-generic.h: Likewise, fix comment typos.
458 2007-11-25 Richard Sandiford <rsandifo@nildram.co.uk>
460 * tree-sra.c (scalarize_use): Adjust the vpos argument to
461 sra_explode_bitfield_assignment in cases where the type is
462 wider than the bitfield.
464 2007-11-25 Richard Guenther <rguenther@suse.de>
466 * tree.h (struct tree_block): Move locus member next to flags.
467 * c-decl.c (SCOPE_LIST_APPEND): Use BLOCK_CHAIN.
468 (SCOPE_LIST_CONCAT): Likewise.
469 (pop_scope): Likewise.
470 * function.c (instantiate_decls_1): Likewise.
471 (setjmp_vars_warning): Likewise.
472 * emit-rtl.c (set_used_decls): Likewise.
473 * tree-inline.c (add_lexical_block): Likewise.
475 2007-11-24 Hans-Peter Nilsson <hp@axis.com>
477 * rtlanal.c (label_is_jump_target_p): Return true for a matching
479 * reorg.c (fill_slots_from_thread): Correct last change to use
480 NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and
481 decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0).
482 * jump.c (mark_jump_label_1): Add comment for last change
483 regarding JUMP_LABEL setting.
484 * gcse.c (add_label_notes): Remove conditional that the label is
485 mentioned in insn before adding regnote.
486 * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a
487 single_set insn only feeding a label to a jump through a
488 register that dies there.
490 2007-11-23 Dirk Mueller <dmueller@suse.de>
491 Richard Guenther <rguenther@suse.de>
494 * tree-vrp.c (check_array_ref): Move check for valid location..
495 (check_array_bounds) here. Use EXPR_HAS_LOCATION().
497 2007-11-23 Hans-Peter Nilsson <hp@axis.com>
499 * reload.c (find_reloads_address_1) <autoincdec cases>:
500 Call REG_OK_FOR_CONTEXT with the autoincdec code, not outer_code.
502 2007-11-23 Richard Guenther <rguenther@suse.de>
503 Michael Matz <matz@suse.de>
505 PR tree-optimization/34176
506 * alloc-pool.h (empty_alloc_pool): Declare.
507 * alloc-pool.c (empty_alloc_pool): New function.
508 * tree-ssa-sccvn.c (vn_reference_lookup): Also lookup from the
509 valid table if a lookup from the optimistic table failed.
510 (vn_unary_op_lookup): Likewise.
511 (vn_binary_op_lookup): Likewise.
512 (vn_phi_lookup): Likewise.
513 (process_scc): Clear optimistic tables before every iteration.
515 2007-11-23 Richard Guenther <rguenther@suse.de>
517 * tree-ssa-copy.c (may_propagate_copy): Remove redundant checks.
518 (merge_alias_info): Do verification only if checking is
519 enabled. Merge flow-sensitive alias information in simple cases.
520 * tree-ssa-operands.c (get_addr_dereference_operands): Also
521 complain about missing NMTs.
523 2007-11-23 Jakub Jelinek <jakub@redhat.com>
526 * c-common.c (conversion_warning): For INTEGER_TYPE to
527 INTEGER_TYPE conversions call get_narrower on expr to avoid
528 spurious warnings from binop shortening or when the implicit
529 conversion can't change the value.
531 2007-11-22 Joseph Myers <joseph@codesourcery.com>
534 * c-decl.c (set_array_declarator_inner): Don't give error for
535 static or type qualifiers in abstract declarator. Remove
536 abstract_p parameter.
537 * c-tree.h (set_array_declarator_inner): Update prototype.
538 * c-parser.c (c_parser_direct_declarator_inner): Update call to
539 set_array_declarator_inner.
540 * doc/standards.texi: Update for C99 TC3.
542 2007-11-22 Hans-Peter Nilsson <hp@bitrange.com>
544 * config/mmix/mmix.c (mmix_encode_section_info): Remove duplicate
545 line in my edit of the last change.
547 2007-11-22 Jakub Jelinek <jakub@redhat.com>
550 * config/arm/arm.c (arm_init_tls_builtins): Set TREE_NOTHROW
551 and TREE_READONLY on the fn decl rather than passing a chain
554 2007-11-22 Kaz Kojima <kkojima@gcc.gnu.org>
556 * config/sh/sh.md (divsi_inv_m3): Handle zero dividend specially.
558 2007-11-22 Uros Bizjak <ubizjak@gmail.com>
560 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Change checking
561 of ix86_arch and ix86_tune into a switch statement.
562 (enum processor_type): Default PROCESSOR_I386 to 0.
563 * config/i386/i386.c (ix86_decompose_address): Use TARGET_K6 instead
564 of "ix86_tune == PROCESSOR_K6".
565 (ia32_multipass_dfa_lookahead): Change checking of ix86_tune into
568 2007-11-22 Tom Tromey <tromey@redhat.com>
570 * config/mmix/mmix.c (mmix_encode_section_info): Use alloca to
571 avoid writing into string allocated by ggc_alloc_string.
573 2007-11-21 Kaz Kojima <kkojima@gcc.gnu.org>
576 * config/sh/sh.md (binary_sf_op): Remove.
577 (binary_sf_op0, binary_sf_op1): New define_insn_and_split.
578 * config/sh/sh.c (sh_expand_binop_v2sf): Use gen_binary_sf_op0
579 and gen_binary_sf_op1.
581 2007-11-21 Hans-Peter Nilsson <hp@axis.com>
583 * regclass.c (init_reg_autoinc): Fix typo preventing test of
584 secondary output reload when setting forbidden_inc_dec_class.
586 2007-11-21 Richard Guenther <rguenther@suse.de>
588 PR tree-optimization/34148
589 * tree-ssa-structalias.c (create_variable_info_for): Do not use
590 field-sensitive PTA for single-element structures.
591 * tree-ssa-alias.c (create_overlap_variables_for): Do not create
592 SFTs for single-element structures.
594 2007-11-20 Richard Guenther <rguenther@suse.de>
597 * gimplify.c (gimplify_switch_expr): Use tree_int_cst_lt instead
598 of the signed INT_CST_LT.
599 * stmt.c (expand_case): Likewise.
600 (estimate_case_costs): Likewise.
602 2007-11-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
604 * read-rtl.c (fatal_expected_char): Print EOF as text rather that
605 its binary representation.
607 2007-11-20 Richard Guenther <rguenther@suse.de>
609 * tree-ssa-operands.c (add_virtual_operand): Consistently prune
612 2007-11-20 Thiemo Seufer <ths@mips.com>
614 * config/mips/mips.c (mips_file_start): Add support for
615 flagging 32-bit code with -mfp64 floating-point.
617 2007-11-20 Jakub Jelinek <jakub@redhat.com>
620 * c-gimplify.c (optimize_compound_literals_in_ctor): New function.
621 (c_gimplify_expr): Use it.
623 2007-11-20 Ben Elliston <bje@au.ibm.com>
625 * config/spu/spu_mfcio.h: Fix typo.
627 2007-11-20 Ben Elliston <bje@au.ibm.com>
629 * unwind.inc: Comment that unwind-sjlj.c includes this file.
631 2007-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
632 Ben Elliston <bje@au.ibm.com>
634 * config/spu/mfc_tag_release.c: New file.
635 * config/spu/mfc_multi_tag_release.c: Likewise.
636 * config/spu/mfc_multi_tag_reserve.c: Likewise.
637 * config/spu/mfc_tag_release.c: Likewise.
638 * config/spu/mfc_tag_reserve.c: Likewise.
639 * config/spu/mfc_tag_table.c: Likewise.
640 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Compile them.
641 (TARGET_LIBGCC2_CFLAGS): Define __IN_LIBGCC2.
642 * config/spu/spu_mfcio.h: Avoid <stdint.h>.
643 (uint64_t): Typedef if __IN_LIBGCC2 is defined.
644 (MFC_TAG_INVALID, MFC_TAG_VALID): New macros.
645 (mfc_tag_reserve, mfc_tag_release, mfc_multi_tag_reserve,
646 mfc_multi_tag_release): Likewise.
647 (__mfc_tag_reserve, __mfc_tag_release, __mfc_multi_tag_reserve,
648 __mfc_multi_tag_release): Declare.
650 2007-11-19 Jason Merrill <jason@redhat.com>
652 PR debug/28834, debug/29436, c/32326
653 * tree.c (build_type_attribute_qual_variant): Refuse to make
654 a distinct copy of a struct/enum type. Use build_distinct_type_copy.
655 * doc/extend.texi (Type Attributes): Don't encourage people to add
656 attributes to struct/enum types in a typedef. Fix
657 transparent_union example.
659 * tree-inline.c (remap_type_1): Remove code that's redundant with
661 (build_duplicate_type): Set id.copy_decl.
662 * c-common.c (handle_transparent_union_attribute): Simplify logic.
664 2007-11-19 Peter Bergner <bergner@vnet.ibm.com>
666 * config/rs6000/rs6000.c (invalid_e500_subreg,
667 rs6000_legitimate_offset_address_p, legitimate_lo_sum_address_p,
668 rs6000_legitimize_address, rs6000_legitimize_reload_address,
669 rs6000_legitimate_address, function_arg_advance,
670 spe_build_register_parallel, rs6000_spe_function_arg,
671 rs6000_split_multireg_move, spe_func_has_64bit_regs_p,
672 emit_frame_save, gen_frame_mem_offset, rs6000_function_value,
673 rs6000_libcall_value, rs6000_dwarf_register_span): Handle DDmode and
674 TDmode similarly to DFmode and TFmode.
675 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
676 DATA_ALIGNMENT, CLASS_MAX_NREGS, CANNOT_CHANGE_MODE_CLASS): Likewise.
678 2007-11-19 Eric Botcazou <ebotcazou@adacore.com>
680 * stor-layout.c (lang_adjust_rli): Delete.
681 (set_lang_adjust_rli): Likewise.
682 (layout_type): Do not call lang_adjust_rli hook.
683 * tree.h (set_lang_adjust_rli): Delete.
685 2007-11-19 Bernd Schmidt <bernd.schmidt@analog.com>
687 * config/bfin/bfin.c (must_save_p): New function, mostly broken out of
688 n_dregs_to_save and n_pregs_to_save.
689 (n_pregs_to_save, n_dregs_to_save): Use it. New argument CONSECUTIVE;
691 (expand_prologue_reg_save, expand_epilogue_reg_restore): Enhance to be
692 able to save single D/P registers that aren't saved by the push/pop
695 2007-11-19 Richard Guenther <rguenther@suse.de>
697 PR tree-optimization/34099
698 * tree-ssa-ccp.c (likely_value): Exclude all but PLUS_EXPR,
699 MINUS_EXPR and POINTER_PLUS_EXPR from handling as UNDEFINED
700 if only one operand is undefined.
702 2007-11-19 Eric Botcazou <ebotcazou@libertysurf.fr>
704 PR tree-optimization/34036
705 * opts.c (set_fast_math_flags): Do not set flags in common
706 with set_unsafe_math_optimizations_flags, invoke it directly.
707 (set_unsafe_math_optimizations_flags): Unset flag_trapping_math
708 and flag_signed_zeros.
709 * toplev.c (process_options): Force flag_associative_math to 0 and
710 warn, if it is set and either flag_trapping_math or flag_signed_zeros
712 * doc/invoke.texi (Optimize Options): Document the new behavior
713 of -funsafe-math-optimizations, that -fassociative-math requires
714 both -fno-signed-zeros and -fno-trapping-math and make it clear
715 that -fno-trapping-math requires -fno-signaling-nans. Refactor
716 documentation of -ffast-math.
718 2007-11-18 Jakub Jelinek <jakub@redhat.com>
720 PR rtl-optimization/34132
721 * gcse.c (try_replace_reg): Avoid rtx sharing between REG_EQUAL note
725 * optabs.h (optab_table): Change type to struct optab from optab.
726 (convert_optab_table): Similarly.
727 Adjust all _optab macros to expand to addresses of optab_table
728 resp. convert_optab_table elements rather than the values of the
730 * optabs.c (optab_table): Change typype to struct optab from optab.
731 If compiled by recent GCC, initialize all the insn_code fields in
732 the array using designated range initializers.
733 (convert_optab_table): Similarly.
734 (convert_optab_libfunc, optab_libfunc, set_optab_libfunc,
735 set_conv_libfunc): Into libfunc_entry's optab field store index within
736 optab_table resp. convert_optab_table array instead of difference
737 between two separately malloced addresses.
738 (new_optab): Add op argument, don't return anything. Initialize
739 just the insn_code field in handlers array and only when needed.
740 (init_optab, init_optabv): Add op argument, don't return anything.
741 Adjust new_optab caller.
742 (new_convert_optab): Removed.
743 (init_convert_optab): Add op argument, don't return anything, don't
744 call new_convert_optab. If needed, initialize insn_code field in
746 (init_optabs): Adjust init_optab, init_optabv and init_convert_optab
748 (debug_optab_libfuncs): Adjust uses of optab_table and
749 convert_optab_table arrays.
751 2007-11-18 Richard Guenther <rguenther@suse.de>
753 PR tree-optimization/34127
754 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
755 Make code match up the comments, require compatibility of the
758 2007-11-17 Richard Guenther <rguenther@suse.de>
761 * fold-const.c (extract_muldiv_1): Do not move negative
762 constants inside ABS_EXPR.
764 2007-11-16 Ian Lance Taylor <iant@google.com>
766 * collect2.c (dump_file): If a demangled symbol is followed by a
767 space, make sure we output at least one space.
769 2007-11-16 Richard Guenther <rguenther@suse.de>
772 * fold-const.c (fold_binary): Use correct types for folding
773 1 << X & Y to Y >> X & 1.
775 2007-11-16 Richard Guenther <rguenther@suse.de>
777 PR tree-optimization/33870
778 * tree.h (struct tree_memory_tag): Add base_for_components flag.
779 (struct tree_struct_field_tag): Remove nesting_level field.
780 (SFT_NESTING_LEVEL): Remove.
781 (SFT_BASE_FOR_COMPONENTS_P): Add.
782 * tree-flow.h (struct fieldoff): Remove nesting_level field. Add
783 base_for_components flag.
784 (push_fields_onto_fieldstack): Remove nesting_level parameter.
785 * tree-ssa-alias.c (create_sft): Likewise. Add base_for_components
787 (create_overlap_variables_for): Deal with it.
788 * tree-dfa.c (dump_subvars_for): Likewise.
789 (dump_variable): Likewise.
790 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Likewise.
791 Set base_for_components for first elements of sub-structures.
792 (create_variable_info_for): Handle base_for_components.
793 (set_uids_in_ptset): Always set SFT_UNPARTITIONABLE_P for
794 pointed-to SFTs if SFT_BASE_FOR_COMPONENTS_P is set.
795 * tree-ssa-operands.c (ref_nesting_level): Remove.
796 (add_vars_for_offset): Remove full_ref parameter, always add
797 the offset of the pointed-to SFT.
798 (add_virtual_operand): Adjust for changed signature of
801 2007-11-16 Sa Liu <saliu@de.ibm.com>
803 * config/spu/spu.md (floatunssidf2, floatunsdidf2): Inlined
804 floatunssidf2 and floatunsdidf2.
806 2007-11-16 Richard Guenther <rguenther@suse.de>
808 PR tree-optimization/34113
809 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
810 Use correct conversion direction for checking type compatibility.
812 2007-11-16 Richard Guenther <rguenther@suse.de>
814 PR tree-optimization/34099
815 * tree-ssa-ccp.c (likely_value): Use a whitelist for operators
816 that produce UNDEFINED result if at least one of its operands
817 is UNDEFINED. By default the result is only UNDEFINED if all
818 operands are UNDEFINED.
820 2007-11-16 Jakub Jelinek <jakub@redhat.com>
823 * gcc.c (init_spec): Don't initialize asm_debug here...
824 (main): ... but here.
826 2007-11-07 Tom Tromey <tromey@redhat.com>
828 * tree-ssa-structalias.c (ipa_pta_execute): Rename 'cfun' to 'func'.
829 * tree-parloops.c (create_loop_fn): Use set_cfun.
830 * gengtype.c (open_base_files): Emit #undef cfun.
831 * ipa-struct-reorg.c (do_reorg_1): Use set_cfun.
832 * function.h (cfun): New define.
833 * function.c: Undefine cfun.
835 2007-11-07 Eric B. Weddington <eweddington@cso.atmel.com>
837 * config/avr/avr.c (avr_mcu_types): Add attiny88.
838 * config/avr/avr.h (LINK_SPEC): Likewise.
839 (CRT_BINUTILS_SPECS): Likewsie.
840 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
842 2007-11-15 Jakub Jelinek <jakub@redhat.com>
845 * tree-ssa-ccp.c (optimize_stack_restore): New function.
846 (execute_fold_all_builtins): Call optimize_stack_restore for
847 BUILT_IN_STACK_RESTORE.
849 2007-11-15 Paolo Bonzini <bonzini@gnu.org>
851 * fwprop.c (try_fwprop_subst): Skip profitability check for forward
852 propagation into an address; that's done in should_replace_address.
854 2007-11-15 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
856 * config/spu/spu-protos.h (legitimate_const): Remove prototype.
857 * config/spu/spu.c (legitimate_const): Remove.
858 (classify_immediate): Inline call to legitimate_const.
859 (spu_legitimate_address): Likewise. Allow SYMBOL_REF + CONST_INT
860 for any constant, not just -512 .. 511.
862 2007-11-15 Sa Liu <saliu@de.ibm.com>
864 * config/spu/spu.c (spu_emit_branch_or_set): Remove PROCESSOR_CELL
865 condition from HONOR_NANS test.
866 * config/spu/spu.md (ceq_df): Always generate comparison code
867 inline, including checks for NaNs and infinities.
869 (cgt_v2df): Likewise.
870 (cmpdf): Make this expander unconditional.
872 2007-11-15 Richard Guenther <rguenther@suse.de>
874 * tree-ssa-alias.c (create_overlap_variables_for): Make sure
875 to only create SFTs if we also create variable infos for PTA.
876 * tree-ssa-structalias.c (set_uids_in_ptset): Add all overlapping SFTs.
878 2007-11-15 Richard Guenther <rguenther@suse.de>
880 * tree-ssa-structalias.c (set_uids_in_ptset): Use the pointed-to
881 type for TBAA pruning.
882 (find_what_p_points_to): Call set_uids_in_ptset with the original
883 pointer, not the decl of the solution we collapsed to.
885 2007-11-14 David Daney <ddaney@avtrex.com>
887 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use CFA
890 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
893 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Forbid mode changes
894 for registers in BR_REGS class.
896 2007-11-14 Jakub Jelinek <jakub@redhat.com>
899 * tree-ssa.c (delete_tree_ssa): Don't call fini_ssa_operands if
900 init_ssa_operands has not been called for cfun.
902 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
904 PR tree-optimization/34046
905 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
906 scaling if the old probability is greater than the new base.
908 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
910 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
911 unused edges after loop duplication.
913 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
915 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
916 (enum target_cpu_default): ... this enum.
917 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
918 * config/i386/i386.c (override_options): ... here.
919 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
920 TARGET_CPU_DEFAULT_i486.
922 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
924 * global.c (rest_of_handle_global_alloc): Fix comment typos.
925 * config/sh/sh.c (sh_rtx_costs): Likewise.
926 * ChangeLog: Likewise.
928 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
930 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
931 should not be of pointer type.
933 2007-11-13 Michael Meissner <michael.meissner@amd.com>
935 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate line.
937 2007-11-13 Sterling Augustine <sterling@tensilica.com>
938 Bob Wilson <bob.wilson@acm.org>
940 * config/xtensa/unwind-dw2-xtensa.c: New.
941 * config/xtensa/unwind-dw2-xtensa.h: New.
942 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
943 (DWARF2_UNWIND_INFO): Remove.
944 (DWARF_FRAME_REGISTERS): Define.
945 (EH_RETURN_DATA_REGNO): Define.
946 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
948 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
950 2007-11-13 Jakub Jelinek <jakub@redhat.com>
952 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
953 -fsched-stalled-insns.
955 PR tree-optimization/34063
956 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
957 as first chrec_fold_plus operand rather than second.
959 2007-11-13 Diego Novillo <dnovillo@google.com>
961 PR tree-optimization/33870
962 * tree.h (strcut tree_memory_tag): Add field unpartitionable.
963 Remove field in_nested_struct.
964 (struct tree_struct_field_tag): Add field nesting_level.
965 (sft_in_nested_struct): Remove.
966 (sft_nesting_level): Define.
967 (sft_unpartitionable_p): Define.
968 * tree-ssa-alias.c (mem_sym_score): If mp->var is not
969 partitionable, return long_max.
970 (compute_memory_partitions): Do not partition sfts marked
972 (create_sft): Add argument nesting_level. Set
973 sft_nesting_level with it. Update all users.
974 (create_overlap_variables_for): Show nesting level.
975 * tree-dfa.c (dump_subvars_for): Likewise.
976 (dump_variable): Likewise. Show whether the sft is
977 partitionable or not.
978 * tree-flow.h (struct fieldoff): Remove field in_nested_struct.
979 Add field nesting_level.
980 * tree-ssa-structalias.c (struct variable_info): Remove
981 field in_nested_struct.
982 (push_fields_onto_fieldstack): Add argument nesting_level.
983 Update all users. Update documentation. Update pair->nesting_level
984 with nesting_level. Make recursive calls with nesting_level + 1.
985 (set_uids_in_ptset): If an sft is added to the points-to set,
986 mark it as unpartitionable.
987 * tree-ssa-operands.c (ref_nesting_level): New.
988 (add_vars_for_offset): Call it. Add argument full_ref. Update
989 callers. If var is inside a nested structure and the nesting level
990 of full_ref is lower than the nesting level of var,
991 adjust offset by the offset of var.
993 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
995 PR tree-optimization/32582
996 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
998 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
1000 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
1001 functions can be used as constant.
1003 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
1005 PR rtl-optimization/34035
1006 * cse.c (cse_cfg_altered): New global variable.
1007 (cse_jumps_altered): Make boolean.
1008 (recorded_label_ref): Likewise.
1009 (cse_insn): Adjust for above changes.
1010 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
1011 if dead edges have been purged.
1012 (cse_main): Change return value specification and adjust code.
1013 (rest_of_handle_cse): Adjust for above change.
1014 (rest_of_handle_cse2): Likewise.
1015 * gcse.c (rest_of_handle_gcse): Likewise.
1017 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1018 Michael Meissner <michael.meissner@amd.com>
1020 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
1021 get the appropriate suffix for the coms* instruction.
1022 (sse5_pcmov_<mode>): Restrict operands of pcmov
1023 for scalar case to be only xmm registers and not memory.
1025 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
1026 constraints to follow the mnemonics for the pcmov instruction
1028 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
1031 * config/mips/mips.c (mips_return_fpr_single): New function.
1032 (mips_function_value): Use it when returning single-field
1034 (mips_expand_call): Handle the PARALLELs created by
1035 mips_return_fpr_single.
1037 2007-11-12 Richard Guenther <rguenther@suse.de>
1040 * fold-const.c (fold_binary): If testing for non-negative
1041 operands with tree_expr_nonnegative_warnv_p make sure to
1042 use op0 which has all (sign) conversions retained.
1044 2007-11-12 Richard Guenther <rguenther@suse.de>
1047 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
1048 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
1050 2007-11-12 Ira Rosen <irar@il.ibm.com>
1052 PR tree-optimization/33953
1053 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
1054 allocate vec_oprnds1 according to the number of created vector
1055 statements. In case of shift with scalar argument, store scalar operand
1056 for every vector statement to be created for the SLP node. Fix a
1059 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
1061 * gcse.c (CUID_INSN): Remove.
1063 (alloc_gcse_mem): Don't allocate cuid_insn.
1064 (free_gcse_mem): Don't free cuid_insn.
1066 2007-11-10 Jakub Jelinek <jakub@redhat.com>
1069 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
1073 * tree-inline.h (copy_body_data): Add regimplify field.
1074 * tree-inline.c (copy_body_r): Set id->regimplify to true
1075 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
1077 (copy_bb): Clear id->regimplify before walk_tree, if it is
1078 set afterwards, regimplify the whole statement.
1080 PR tree-optimization/33680
1081 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
1082 if the added cast involves variable length types.
1084 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1085 Maxim Kuvyrkov <maxim@codesourcery.com>
1087 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
1088 instead of TRUE_BARRIER for jumps. Add register dependencies
1089 even when reg_pending_barrier is set.
1091 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
1093 * haifa-sched.c (haifa_classify_insn): Rename to ...
1094 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
1095 handle PARALLELs by recursing. Use it ...
1096 (haifa_classify_insn): ... here. Reimplement.
1098 2007-11-09 Richard Guenther <rguenther@suse.de>
1100 * bitmap.h (bitmap_single_bit_set_p): Declare.
1101 * bitmap.c (bitmap_single_bit_set_p): New function.
1102 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
1103 (maybe_create_global_var): Use bitmap_empty_p.
1105 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
1106 Jakub Jelinek <jakub@redhat.com>
1108 PR rtl-optimization/34012
1109 * fwprop.c (try_fwprop_subst): Do not replace if the new
1110 SET_SRC has a higher cost than the old one.
1112 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
1114 PR rtl-optimization/33732
1115 * reload.c (push_reload): Check that the REG_DEAD note was referring
1116 to a hardreg or to a pseudo that has been assigned exactly one hardreg
1117 before considering it in order to select the reload register.
1118 (combine_reloads): Likewise.
1119 (find_dummy_reload): Likewise.
1121 2007-11-09 Richard Guenther <rguenther@suse.de>
1123 * tree-flow.h (struct ptr_info_def): Make escape_mask a
1125 (struct ptr_info_def): Likewise.
1126 (enum escape_type): Also use bit zero.
1128 2007-11-09 Richard Guenther <rguenther@suse.de>
1130 PR tree-optimization/33604
1131 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
1132 Disregard changes in CV qualifiers of pointed to types for
1133 forward propagating ADDR_EXPRs.
1134 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
1137 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
1139 * dse.c (find_shift_sequence): Always choose an integer mode for
1141 (replace_read): Require both the read and store mode to be
1142 integer ones. Remove a then-redundant FLOAT_P check.
1144 2007-11-08 Richard Guenther <rguenther@suse.de>
1146 * tree-dfa.c (remove_referenced_var): If removing a
1147 variable which has subvars, also remove those from
1148 the referenced vars. Do not create a variable annotation.
1150 2007-11-08 Bob Wilson <bob.wilson@acm.org>
1152 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
1153 argument for gen_entry calls.
1154 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
1155 (entry): Use the new attribute value. Remove unused first operand.
1157 2007-11-08 Tom Tromey <tromey@redhat.com>
1159 * c-parser.c (c_parser_translation_unit): Use location in error.
1160 (c_parser_external_declaration): Likewise.
1161 (c_parser_declaration_or_fndef): Likewise.
1162 (c_parser_enum_specifier): Likewise.
1163 (c_parser_struct_or_union_specifier): Likewise.
1164 (c_parser_struct_declaration): Likewise.
1165 (c_parser_typeof_specifier): Likewise.
1166 (c_parser_parms_list_declarator): Likewise.
1167 (c_parser_asm_string_literal): Likewise.
1168 (c_parser_braced_init): Likewise.
1169 (c_parser_initelt): Likewise.
1170 (c_parser_compound_statement_nostart): Likewise.
1171 (c_parser_statement_after_labels): Likewise.
1172 (c_parser_do_statement): Likewise.
1173 (c_parser_asm_statement): Likewise.
1174 (c_parser_conditional_expression): Likewise.
1175 (c_parser_unary_expression): Likewise.
1176 (c_parser_sizeof_expression): Likewise.
1177 (c_parser_postfix_expression): Likewise.
1178 (c_parser_postfix_expression_after_paren_type): Likewise.
1179 (c_parser_objc_class_instance_variables): Likewise.
1180 (c_parser_objc_method_definition): Likewise.
1181 (c_parser_objc_methodprotolist): Likewise.
1182 (c_parser_pragma): Likewise.
1183 (c_parser_omp_clause_num_threads): Likewise.
1184 (c_parser_omp_clause_schedule): Likewise.
1185 (c_parser_omp_all_clauses): Likewise.
1186 (c_parser_omp_sections_scope): Likewise.
1187 (c_parser_label): Use location of label, not colon.
1189 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
1192 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
1195 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1198 * ipa-pure-const.c (static_execute): Added code to keep recursive
1199 functions from being marked as pure or const.
1200 * ipa-utils.c (searchc): Fixed comment.
1202 2007-11-08 Tom Tromey <tromey@redhat.com>
1204 * common.opt (fshow-column): Default to 0.
1205 * configure: Rebuilt.
1206 * configure.ac (--enable-mapped-location): Default to 'yes'.
1208 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1210 * common.opt: Add pointer to doc/options.texi.
1211 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
1212 -fipa-reference): Add or correct doc. Sorted options list for -Os
1215 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
1218 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
1219 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
1220 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
1221 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
1222 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
1223 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
1224 to TARGET_BIG_ENDIAN_DEFAULT.
1225 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
1226 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
1227 to TARGET_BIG_ENDIAN_DEFAULT.
1229 2007-11-07 Diego Novillo <dnovillo@google.com>
1231 * tree.h (struct tree_struct_field_tag): Move field
1232 in_nested_struct ...
1233 (struct tree_memory_tag): ... here.
1235 2007-11-07 Diego Novillo <dnovillo@google.com>
1238 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
1239 (SFT_IN_NESTED_STRUCT): Define.
1240 * tree-dfa.c (dump_subvars_for): Show offset of each sub-var.
1241 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
1242 * tree-ssa-structalias.c (struct variable_info): Likewise.
1243 (push_fields_onto_fieldstack): If OFFSET is positive,
1244 set in_nested_struct.
1245 (create_variable_info_for): Copy setting of
1246 in_nested_struct from the field offset object.
1247 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
1248 variable info object.
1249 * tree-ssa-operands.c (add_vars_for_offset): If VAR
1250 belongs to a nested structure, adjust OFFSET by SFT_OFFSET(VAR).
1252 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1254 PR rtl-optimization/33737
1255 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
1256 target block after computing the probabilities of outgoing edges.
1257 Cap the frequency to BB_FREQ_MAX.
1258 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
1259 frequency of the basic block if it has been reused.
1261 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1263 PR rtl-optimization/33822
1264 * rtl.h (REG_OFFSET): Fix comment.
1265 * var-tracking.c (INT_MEM_OFFSET): New macro.
1266 (var_mem_set): Use it.
1267 (var_mem_delete_and_set): Likewise.
1268 (var_mem_delete): Likewise.
1269 (same_variable_part_p): Likewise.
1270 (vt_get_decl_and_offset): Likewise.
1271 (offset_valid_for_tracked_p): New predicate.
1272 (count_uses): Do not track locations with invalid offsets.
1273 (add_uses): Likewise.
1274 (add_stores): Likewise.
1276 2007-11-07 Tom Tromey <tromey@redhat.com>
1278 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
1279 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
1281 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
1282 Andrey Belevantsev <abel@ispras.ru>
1284 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
1285 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
1286 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
1287 Save calculated max_asap in it.
1288 (sms_schedule): Calculate maxii using max_asap.
1290 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
1292 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
1293 with -mhard-dfp/-mno-hard-dfp.
1295 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
1296 Jakub Jelinek <jakub@redhat.com>
1299 * haifa-sched.c (check_sched_flags): Remove.
1300 (sched_init): Don't call it.
1302 2007-11-06 Diego Novillo <dnovillo@google.com>
1304 * tree-flow.h (struct fieldoff): Reformat comment. Document fields.
1305 * tree-ssa-operands.c: Tidy top-level comments.
1306 (add_vop): Likewise.
1307 (add_vars_for_offset): Tidy parameter formatting..
1308 (get_addr_dereference_operands): Likewise.
1309 (get_indirect_ref_operands): Likewise.
1310 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
1311 <OMP_ATOMIC_STORE>: Likewise.
1313 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
1316 * config/i386/driver-i386.c: Test for __GNUC__ instead of
1317 GCC_VERSION which is always defined.
1319 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1322 * reload1.c (find_reloads): Also check in_reg when handling a
1323 simple move with an input reload and a destination of a hard register.
1325 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1327 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
1328 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
1329 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
1330 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1331 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
1332 (m68k_sched_attr_type2): New function.
1333 (sched_adjust_cost_state): New static variable.
1334 (m68k_sched_adjust_cost): New static function implementing
1336 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
1337 New static variables.
1338 (m68k_sched_variable_issue): New static function implementing
1340 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
1341 (sched_dump_split_class): New static function.
1342 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
1344 (sched_dump_dfa_class, m68k_sched_dump): New static function.
1345 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
1346 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
1347 m68k_sched_dfa_post_advance_cycle): New static functions implementing
1350 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
1351 (CPU_UNITS_QUERY): Define.
1353 * config/m68k/cf.md: New file.
1354 * config/m68k/m68.md (cf.md): New include.
1356 2007-11-06 Tom Tromey <tromey@redhat.com>
1358 PR c++/32256, PR c++/32368:
1359 * function.c (saved_in_system_header): New global.
1360 (push_cfun): Save in_system_header.
1361 (pop_cfun): Restore in_system_header.
1362 (push_struct_function): Save in_system_header.
1364 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
1368 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
1369 (complete_array_type): Set canonical type appropriately.
1370 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
1371 C and C++ front ends now have different versions of this function,
1372 because the C++ version needs to maintain canonical types here.
1374 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
1376 * tree-parloops.c (reduction_info): Remove reduction_init field.
1377 (initialize_reductions): Remove creation of the reduction_init variable.
1378 (struct data_arg): Remove.
1379 (add_field_for_reduction, create_stores_for_reduction): New functions.
1380 (add_field_for_name): Remove reduction handling.
1381 (separate_decls_in_loop): Call add_field_for_reduction,
1382 create_stores_for_reduction.
1384 2007-11-06 Jakub Jelinek <jakub@redhat.com>
1386 PR tree-optimization/33458
1387 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
1388 !is_gimple_val PHI argument, gimplify it and insert it on edge.
1390 PR tree-optimization/33993
1391 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
1392 rather than build_constructor_from_list if all list values are
1394 (get_initial_def_for_induction): Use build_vector instead of
1395 build_constructor_from_list.
1397 2007-11-05 Mark Mitchell <mark@codesourcery.com>
1400 * tree.h (DECL_INIT_PRIORITY): Do not require DECL_HAS_INIT_PRIORITY_P.
1401 (DECL_FINI_PRIORITY): Likewise.
1402 * tree.c (decl_init_priority_lookup): Remove assert.
1403 (decl_fini_priority_insert): Likewise.
1404 * cgraphunit.c (static_ctors): Make it a VEC.
1405 (static_dtors): Likewise.
1406 (record_cdtor_fn): Adjust accordingly.
1407 (build_cdtor): Generate multiple functions for each initialization
1409 (compare_ctor): New function.
1410 (compare_dtor): Likewise.
1411 (cgraph_build_cdtor_fns): Sort the functions by priority before
1412 calling build_cdtor.
1413 (cgraph_build_static_cdtor): Put the priority in the function's name.
1415 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
1418 * common.opt: Add shared and pie.
1420 2007-11-05 Bob Wilson <bob.wilson@acm.org>
1422 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
1423 replace references to virtual_stack_vars_rtx in goto_handler.
1425 2007-11-05 Paul Brook <paul@codesourcery.com>
1427 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
1428 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
1429 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
1430 arm_lang_output_object_attributes_hook.
1431 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
1432 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
1433 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
1435 * config/arm/t-arm.c (arm.o): New rule.
1436 * config/arm/arm-c.c: New file.
1438 2007-11-05 Nick Clifton <nickc@redhat.com>
1439 Sebastian Pop <sebastian.pop@amd.com>
1441 PR tree-optimization/32540
1442 PR tree-optimization/33922
1443 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
1444 * tree-ssa-pre.c: Include params.h.
1445 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
1446 to limit the maximum length of the PA set for a given block.
1447 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
1448 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
1450 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
1452 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
1453 __fixunssfDI): Make return type unsigned.
1454 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
1455 __fixunssfDI): Make return type unsigned.
1457 2007-11-05 Jakub Jelinek <jakub@redhat.com>
1459 PR tree-optimization/33856
1460 * tree-data-ref.c (get_references_in_stmt): Don't add
1461 REFERENCE_CLASS_P trees to references vector if get_base_address
1462 returns NULL on them.
1464 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
1466 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
1468 2007-11-04 Andrew Pinski <pinskia@gmail.com>
1471 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
1472 for TRUTH_NOT_EXPR to type.
1474 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
1476 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
1478 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1481 * dwarf2out.c (add_calling_convention_attribute): Change
1482 second argument. Set calling convention to DW_CC_program for
1483 Fortran main program.
1484 (gen_subprogram_die): Adjust to new prototype for
1485 add_calling_convention_attribute.
1487 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
1489 PR tree-optimization/33987
1490 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
1492 (vectorizable_reduction): Add type check.
1494 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1497 * c-parser.c (c_parser_statement_after_labels): Error if a
1498 declaration is parsed after a label.
1500 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
1503 * reorg.c (emit_delay_sequence): Do not clear the locator on
1504 the jump instruction.
1506 2007-11-03 Jakub Jelinek <jakub@redhat.com>
1509 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
1510 current sched region.
1512 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1514 * config/ia64/ia64.c (struct reg_write_state): Change into
1515 unsigned short bitfields rather than unsigned int, decrease
1516 first_pred to just 10 bits.
1517 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
1518 into two char array.
1519 (rws_insn_set, rws_insn_test): New functions.
1520 (in_safe_group_barrier): New variable.
1521 (rws_update): Remove first argument, always set rws_sum array.
1522 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
1523 or update rws_sum if !in_safe_group_barrier, adjust rws_update
1525 (rtx_needs_barrier): Use rws_insn_test macro.
1526 (safe_group_barrier_needed): Don't save/restore rws_sum array,
1527 instead set/clear in_safe_group_barrier flag.
1529 2007-11-02 Bob Wilson <bob.wilson@acm.org>
1531 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
1532 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
1533 pointer or frame pointer.
1534 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
1535 (MUST_USE_SJLJ_EXCEPTIONS): Define.
1536 (DWARF2_UNWIND_INFO): Define.
1537 (INCOMING_RETURN_ADDR_RTX): Define.
1538 (DWARF_FRAME_RETURN_COLUMN): Define.
1540 2007-11-02 Tom Tromey <tromey@redhat.com>
1542 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
1545 2007-11-02 Diego Novillo <dnovillo@google.com>
1547 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
1548 argument from function pointer ANALYZE_EXPR. Update all users.
1549 * cgraph.c (debug_cgraph_node): New.
1550 (debug_cgraph): New.
1552 2007-11-02 Jakub Jelinek <jakub@redhat.com>
1554 PR rtl-optimization/33648
1555 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
1556 the newly created basic block.
1558 2007-11-01 Richard Guenther <rguenther@suse.de>
1560 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
1562 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
1564 PR rtl-optimization/33828
1565 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
1566 of VBEIN and VBEOUT.
1568 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
1570 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
1571 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
1572 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
1574 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
1576 * gcc.c (getenv_spec_function): Escape the environment variable's
1579 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1581 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
1582 show that CSE means common subexpression elimination. Change wording
1583 for -fsee and define LCM. Remove capitalization of optimizations
1584 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
1586 2007-11-01 Janis Johnson <janis187@us.ibm.com>
1589 * doc/sourcebuild.texi (Test Directives): Document that xfail
1590 has no effect for dg-do except when dg-do-what is "run".
1592 2007-11-01 Tom Tromey <tromey@redhat.com>
1594 * c-decl.c (grokdeclarator): Set decl source locations.
1595 * c-parser.c (c_parser_enum_specifier): Set location.
1596 (c_parser_struct_or_union_specifier): Likewise.
1598 2007-11-01 Tom Tromey <tromey@redhat.com>
1600 * print-tree.c (print_node): Print column number.
1602 2007-11-01 Jakub Jelinek <jakub@redhat.com>
1605 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
1606 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
1607 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
1609 PR rtl-optimization/33673
1610 * gcse.c (cprop_jump): If a conditional jump has been optimized
1611 into unconditional jump, make the remaining normal edge fallthru
1612 and delete the jump insn.
1614 2007-11-01 Ben Elliston <bje@au.ibm.com>
1616 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
1617 (set_mem_attrs_from_reg): Likewise.
1619 2007-11-01 Michael Matz <matz@suse.de>
1621 PR tree-optimization/33961
1622 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
1623 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
1624 (add_or_mark_expr): New argument 'store', using it to search
1626 (nt_init_block): Adjust calls to add_or_mark_expr.
1628 2007-10-31 Jakub Jelinek <jakub@redhat.com>
1631 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
1632 for the first push_operand.
1634 2007-10-31 Revital Eres <eres@il.ibm.com>
1636 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
1637 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
1638 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
1639 movmisalignv2sf, vcondv2sf): New.
1640 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
1641 UNSPEC_EXTODD_V2SF): Define new constants.
1642 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
1643 paired_emit_vector_cond_expr): New.
1644 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
1645 * config/rs6000/rs6000.c (paired_expand_vector_move,
1646 paired_emit_vector_cond_expr, paired_emit_vector_compare):
1648 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
1650 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
1652 PR tree-optimization/32377
1653 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
1654 work also for unknown number of iterations.
1655 (analyze_subscript_affine_affine): Clean up. Don't fail when the
1656 number of iterations is not known.
1658 2007-10-31 Richard Guenther <rguenther@suse.de>
1661 * fold-const.c (extract_muldiv_1): Make sure to not introduce
1662 new undefined integer overflow.
1663 (fold_binary): Avoid useless conversion.
1665 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
1668 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P check.
1670 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
1672 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
1674 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
1675 with -mhard-dfp/-mno-hard-dfp.
1676 * config/s390/s390.opt: Likewise.
1677 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
1680 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1682 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
1684 2007-10-30 Janis Johnson <janis187@us.ibm.com>
1686 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
1687 optimization options.
1688 (Optimize Options): Add -fdce and -fdse to the list of optimizations
1689 enabled by -O. Document -fdce and -fdse.
1691 2007-10-30 Jakub Jelinek <jakub@redhat.com>
1694 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
1695 convert second operand of COMPOUND_EXPR to the original type of
1698 2007-10-30 Richard Guenther <rguenther@suse.de>
1700 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
1701 of loop adding SFTs as virtual operands.
1703 2007-10-30 Richard Guenther <rguenther@suse.de>
1705 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
1707 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
1709 PR tree-optimization/32893
1710 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
1711 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
1713 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
1715 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
1717 (sub_ddmmss): Likewise.
1718 (umul_ppmm): Likewise.
1719 (udiv_qrnnd): Likewise.
1721 2007-10-29 Janis Johnson <janis187@us.ibm.com>
1724 * doc/sourcebuild.texi (Test Directives): Document that dg-require
1725 directives must come before dg-additional-sources.
1727 2007-10-29 Jakub Jelinek <jakub@redhat.com>
1729 PR tree-optimization/33723
1730 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
1731 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
1733 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
1735 PR tree-optimization/33614
1736 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
1737 if they can't be reduced to VECTOR_CSTs and aren't legitimate
1738 initializer constants.
1740 2007-10-29 Richard Guenther <rguenther@suse.de>
1742 PR tree-optimization/33870
1743 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
1744 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
1747 2007-10-29 Richard Guenther <rguenther@suse.de>
1749 * passes.c (init_optimization_passes): Exchange store_copy_prop
1751 * tree-pass.h (pass_store_copy_prop): Remove.
1752 * tree-ssa-copy.c (do_store_copy_prop): Remove.
1753 (stmt_may_generate-copy): Do not handle store_copy_prop.
1754 (get_copy_of_val): Likewise.
1755 (set_copy_of_val): Likewise.
1756 (copy_prop_visit_assignment): Likewise.
1757 (copy_prop_visit_stmt): Likewise.
1758 (copy_prop_visit_phi_node): Likewise.
1759 (init_copy_prop): Likewise.
1760 (execute_copy_prop): Likewise.
1761 (do_copy_prop): Remove.
1762 (gate_store_copy_prop): Likewise.
1763 (store_copy_prop): Likewise.
1764 (pass_store_copy_prop): Likewise.
1765 (pass_copy_prop): Call execute_copy_prop.
1766 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
1767 * common.opt (ftree-store-copy-prop): Mark obsolete.
1768 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
1770 2007-10-29 Ian Lance Taylor <iant@google.com>
1772 * ifcvt.c (noce_can_store_speculate_p): New static function.
1773 (noce_process_if_block): Call it.
1774 (if_convert): Remove recompute_dominance parameter. Change all
1777 2007-10-29 Richard Guenther <rguenther@suse.de>
1779 * tree-flow-inline.h (get_subvar_at): Use binary search.
1780 (get_first_overlapping_subvar): New function to binary search
1781 for the first overlapping subvar.
1782 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
1783 just handle adding subvars for a pointed-to subvar. Optimize
1784 and use get_first_overlapping_subvar.
1785 (add_vars_for_bitmap): Fold into single caller.
1786 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
1787 and non pointed-to bits of add_vars_for_offset.
1789 2007-10-29 Revital Eres <eres@il.ibm.com>
1791 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
1793 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
1794 Zdenek Dvorak <ook@ucw.cz>
1797 reduction support for automatic parallelization.
1799 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
1801 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
1802 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
1803 and OMP_ATOMIC_STORE.
1804 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1805 * gimple-low.c (lower_stmt): Same.
1806 * gimplify.c (gimplify_expr): Same.
1807 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
1808 gimplify_omp_atomic_mutex): Remove.
1809 (gimplify_omp_atomic): Change it to simply gimplify the
1810 statement instead of expanding it.
1811 * omp-low.c: Add includes to optabs.h, cfgloop.h.
1812 (expand_omp_atomic, expand_omp_atomic_pipeline,
1813 goa_stabilize_expr, expand_omp_atomic_mutex,
1814 expand_omp_atomic_fetch_op): New functions to implement
1815 expansion of OMP_ATOMIC.
1816 (expand_omp, build_omp_regions_1): Add support for
1817 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
1818 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
1820 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
1822 * tree-parloops.c: add include to tree-vectorizer.h.
1823 (reduction_info): New structure for reduction.
1824 (reduction_list): New list to represent list of reductions per loop.
1825 (struct data_arg): New helper structure for reduction.
1826 (reduction_info_hash, reduction_info_eq, reduction_phi,
1827 initialize_reductions, create_call_for_reduction,
1828 create_phi_for_local_result, create_call_for_reduction_1,
1829 create_loads_for_reductions, create_final_loads_for_reduction):
1831 (loop_parallel_p): Identify reductions, add reduction_list parameter.
1832 (separate_decls_in_loop_name): Support reduction variables.
1833 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
1834 call create_loads_for_reduction for each reduction.
1835 (canonicalize_loop_ivs): Identify reductions, add reduction_list
1837 (transform_to_exit_first_loop): Add reduction support, add
1838 reduction_list parameter.
1839 (gen_parallel_loop): Add reduction_list parameter. Add call
1840 separate_decls_in_loop with
1841 the new argument. Traverse reductions and call
1842 initialize_reductions, create_call_for_reduction.
1843 (parallelize_loops): Create and delete the reduction list.
1844 (add_field_for_name): Change use of data parameter. Add fields for
1846 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
1847 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
1848 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1849 * tree-inline.c (estimate_num_insns_1): add cases for
1850 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1851 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1852 * tree-ssa-operands.c (get_addr_dereference_operands):
1853 New function. Subroutine of get_indirect_ref_operands.
1854 (get_indirect_ref_operands): Call get_addr_dereference_operands.
1855 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
1858 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
1860 * config/cris/cris.c: Include df.h.
1861 (cris_address_cost): Add gcc_assert for canonicalization
1862 assumptions. For PLUS with MULT or register, correct
1863 test for register in other arm. Tweak comments.
1865 2007-10-28 Richard Guenther <rguenther@suse.de>
1867 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
1868 telling if the var is to be treated as points-to location.
1869 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
1870 (add_virtual_operand): Only recurse into MPTs if aliases
1873 2007-10-28 Richard Guenther <rguenther@suse.de>
1875 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
1876 (add_vars_for_bitmap): Do not recurse further. Only add vars
1877 for pointed-to SFTs.
1878 (add_virtual_operand): Re-instantiate loop to add operands for
1879 aliases. Recurse into MPTs.
1880 (get_indirect_ref_operands): If we fall back to use a pointers
1881 SMT, make sure to not prune based on the access offset and size.
1883 2007-10-28 Andrew Pinski <pinskia@gmail.com>
1886 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
1887 the eh information on the statement.
1889 2007-10-28 Richard Guenther <rguenther@suse.de>
1891 * tree-flow.h (subvar_t): Make it a VEC.
1892 (struct subvar): Remove.
1893 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
1894 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
1896 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1897 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
1898 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
1899 (set_initial_properties): Likewise.
1900 (setup_pointers_and_addressables): Likewise.
1901 (new_type_alias): Likewise.
1902 (create_overlap_variables_for): Likewise.
1903 * tree-dfa.c (dump_subvars_for): Likewise.
1904 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
1905 (get_expr_operands): Likewise.
1906 (add_to_addressable_set): Likewise.
1907 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1909 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
1911 PR tree-optimization/33920
1912 * tree-if-conv.c (tree_if_conversion): Force predicate of single
1913 successor bb to true when predecessor bb has NULL predicate.
1914 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
1916 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1918 * config/mips/mips.md: Add combiner patterns for DImode extensions
1919 of HImode and QImode truncations. Reformat HImode <- QImode pattern
1922 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1925 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
1927 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1929 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
1930 LIBCALL notes if they are about to be moved to the same insn.
1932 2007-10-27 Richard Guenther <rguenther@suse.de>
1934 PR tree-optimization/33870
1935 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
1936 duplication. Remove redundant call to access_can_touch_variable.
1937 (add_vars_for_bitmap): New helper for recursing over MPT contents.
1938 (add_virtual_operand): Use it.
1940 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1943 * pa.h (ASM_PN_FORMAT): Delete define.
1945 2007-10-26 Janis Johnson <janis187@us.ibm.com>
1947 * doc/invoke.texi (Option Summary, optimizations): Remove
1948 -fbounds-check. Add -fassociative-math, -freciprocal-math,
1949 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
1950 -fsplit-wide-types to match later entry. Break up a long line.
1951 (Option Summary, code gen options) Add -fno-stack-limit. Add
1952 missing @gol to the end of a line.
1953 (Optimization Options): Remove -fbounds-check, which is also
1954 documented under Code Generation Options. Remove =n from
1955 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
1956 to -fcprop-registers to match other options, and say when it is
1957 enabled rather than disabled. Remove extra index entry for
1958 -fno-cx-limited-range. Add index entries for -fstack-protector
1959 and -fstack-protector-all.
1960 (Code Gen Options): Add index entry for -ftls-model.
1962 2007-10-26 Anatoly Sokolov <aesok@post.ru>
1964 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
1965 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
1966 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
1967 expand_epilogue, output_movhi): Don't handle 'main' function.
1968 (avr_attribute_table): Add 'OS_task' function attribute.
1969 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
1971 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
1972 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
1974 * config/avr/avr.opt (minit-stack): Remove.
1976 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
1978 * tree-nested.c (get_trampoline_type): Fix thinko.
1980 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
1983 * tree.c (build_offset_type): Build canonical type based on the
1984 TYPE_MAIN_VARIANT of the base type.
1986 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
1988 * reorg.c (emit_delay_sequence): Move insn locator from the
1989 first insn to the sequence.
1991 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
1993 * ipa-pure-const.c (check_decl): Return immediately when
1994 pure_const_state has been set to IPA_NEITHER.
1996 2007-10-25 Ira Rosen <irar@il.ibm.com>
1998 PR tree-optimization/33833
1999 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
2000 and convert init to sizetype in inner_base construction.
2002 2007-10-25 Richard Guenther <rguenther@suse.de>
2004 * tree-flow.h (mem_sym_stats): Remove.
2005 (dump_mem_sym_stats_for_var): Declare.
2006 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
2007 (mem_sym_stats): Move ...
2008 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
2009 (mem_sym_score): Rename from ...
2010 (pscore): ... this. Remove.
2011 (dump_mem_sym_stats_for_var): New function. Dump the score, but
2012 not the frequencies.
2013 (compare_mp_info_entries): Make sort stable by disambiguating
2016 2007-10-25 Ira Rosen <irar@il.ibm.com>
2018 PR tree-optimization/33866
2019 * tree-vect-transform.c (vectorizable_store): Check operands of all
2020 the stmts in the group of strided accesses. Get def stmt type for each
2021 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
2023 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
2025 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
2026 (Yt): Rename register constraint to Y2.
2027 * config/i386/sse.md: Use renamed register constraints.
2028 * config/i386/mmx.md: Ditto.
2029 * config/i386/i386.md: Ditto.
2031 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
2033 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
2035 2007-10-24 Chao-ying Fu <fu@mips.com>
2037 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
2038 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
2040 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2041 Olga Golovanevsky <olga@il.ibm.com>
2043 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
2044 the compiler that wr.wrap and wr.domain are initialized in
2047 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
2049 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
2050 to print gcov_type values.
2052 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
2054 * config/avr/avr.h: Do not include progmem_section definition when
2055 building with IN_TARGET_LIBS.
2057 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2060 * config/mips/mips.c (mips_lo_sum_offset): New structure.
2061 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
2062 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
2063 (mips_orphaned_high_part_p: New functions.
2064 (mips_avoid_hazard): Don't check INSN_P here.
2065 (mips_avoid_hazards): Rename to...
2066 (mips_reorg_process_insns): ...this. Cope with
2067 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
2068 or turn them into nops.
2069 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
2070 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
2071 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
2072 (mips_override_options): Set flag_delayed_branch to 0.
2074 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
2076 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
2077 MIPS-specific implementation details.
2078 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
2079 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
2080 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
2081 for targets with movmemsi.
2082 (MOVE_BY_PIECES_P): Define.
2083 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
2084 (mips_block_move_loop): Add a bytes_per_iter argument.
2085 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
2086 Update call to mips_block_move_loop.
2088 2007-10-24 Michael Matz <matz@suse.de>
2091 * var-tracking.c (variable_union): Don't break after one loop
2092 iteration but only when a difference is found.
2093 (dump_variable): Also print DECL_UID.
2095 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2097 * ipa-type-escape.h: Expose function
2098 is_array_access_through_pointer_and_index.
2100 (is_array_access_through_pointer_and_index):
2101 Add three new parameters. Add support of
2102 POINTER_PLUS_EXPR tree code.
2104 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
2106 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
2107 * tree-pass.h: Add pass_ipa_struct_reorg.
2108 * common.opt: Add ipa-struct-reorg flag.
2109 * Makefile.in: Add ipa-strcut-reorg.o compilation.
2110 * passes.c: Add pass pass_ipa_struct_reorg.
2111 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
2112 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
2114 2007-10-24 Ira Rosen <irar@il.ibm.com>
2116 PR tree-optimization/33804
2117 * tree-vect-transform.c (vectorizable_operation): Remove the
2118 checks that the vectorization is worthwhile from the transformation
2121 2007-10-24 Ira Rosen <irar@il.ibm.com>
2123 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
2124 vectype cannot be determined for the scalar type.
2125 (vect_analyze_slp_instance): Likewise.
2126 * tree-vect-transform.c (vect_model_reduction_cost): Change the
2127 return type to bool. Return false if vectype cannot be determined
2128 for the scalar type.
2129 (vect_get_constant_vectors): Return false if vectype cannot be
2130 determined for the scalar type.
2131 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
2132 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
2133 vectorizable_reduction): Likewise.
2135 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
2137 * config.gcc: For a FreeBSD target, parse the value of ${target}
2138 to determine the value of FBSD_MAJOR, instead of adding an
2139 explicit check for every possible FreeBSD major version.
2141 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
2143 PR rtl-optimization/33846
2144 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
2146 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
2148 PR tree-optimization/33860
2149 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
2150 interleaved accesses in case the dr is inside the inner-loop during
2151 outer-loop vectorization.
2153 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2155 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
2156 Document MEM_POINTER. Replace mentions of "integrated"
2157 field with "return_val". Delete outdated stuff.
2159 2007-10-23 David Edelsohn <edelsohn@gnu.org>
2161 * config/rs6000/rs6000.c (rs6000_override_options): Set
2162 rs6000_altivec_abi on AIX.
2163 (conditional_register_usage): Set VR20:31 fixed on AIX.
2165 2007-10-23 Richard Guenther <rguenther@suse.de>
2167 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
2170 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
2171 David S. Miller <davem@davemloft.net>
2173 * df-scan.c (df_get_call_refs): Mark global registers as both a
2174 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
2176 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
2178 PR tree-optimization/33834
2179 PR tree-optimization/33835
2180 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
2181 stmts need to be checked for success seperately.
2182 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
2183 Remove the check that stmt is not LIVE.
2184 (vectorizable_assignment, vectorizable_induction): Likewise.
2185 (vectorizable_operation, vectorizable_type_demotion): Likewise.
2186 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
2188 (vectorizable_live_operation): Check that op is not NULL.
2190 2007-10-22 Janis Johnson <janis187@us.ibm.com>
2192 * doc/invoke.texi (Optimization Options): In the summary, show
2193 that the value for options -falign-jumps, -falign-labels,
2194 -falign-loops, -falign-functions, -fsched-stalled-insns, and
2195 -fsched-stalled-insns-dep is optional. In the summary, show that
2196 -fsched-stalled-insns takes an optional argument and that
2197 -fparallelize-loops takes an argument. Add opindex for several
2198 optimization options, and fix typos in the opindex commands for
2199 several others. In the descriptions for -fsched-stalled-insns
2200 and -fsched-stalled-insns-dep, show the options with and without
2203 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
2205 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
2207 * config/avr/avr.h (LINK_SPEC): Likewise.
2208 (CRT_BINUTILS_SPECS): Likewsie.
2209 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2211 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2213 PR rtl-optimization/33644
2214 * cfgcleanup.c: Do not include dce.h.
2215 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
2216 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
2217 * dce.c (something_changed): Delete.
2218 (libcall_dead_p): New predicate.
2219 (delete_unmarked_insns): Use it to delete dead libcalls.
2220 Deal with REG_LIBCALL and REG_RETVAL notes.
2221 (prescan_libcall_for_dce): New function.
2222 (prescan_insns_for_dce): Use it to deal with libcalls.
2223 (mark_reg_dependencies): Do nothing special for libcalls.
2224 (dce_process_block): Likewise.
2225 (fast_dce): Delete unused local variable.
2226 (run_fast_dce): Do not return a value.
2227 * dce.h (struct df): Delete.
2228 (run_fast_dce): Adjust prototype.
2229 * optabs.c (libcall_id): Delete.
2230 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
2231 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
2232 * reload1.c (reload): Delete REG_LIBCALL_ID case.
2233 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
2234 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
2235 notes instead of REG_LIBCALL_ID notes.
2236 * reg-notes.def (LIBCALL_ID): Delete.
2237 * Makefile.in (see.o): Add dce.h dependency.
2238 (cfgcleanup.o): Remove dce.h dependency.
2240 2007-10-22 Michael Matz <matz@suse.de>
2242 PR tree-optimization/33855
2243 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
2246 2007-10-22 Ira Rosen <irar@il.ibm.com>
2248 PR tree-optimization/33854
2249 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
2250 FLOAT_EXPR to the list of promotion operations.
2252 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
2256 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
2257 (print_reg): Print register prefix only with AT&T asm syntax.
2258 Support pc_rtx for RIP register.
2259 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
2260 relative addressing. Always print segment register prefix with AT&T
2261 asm syntax and never with Intel asm syntax.
2262 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
2263 Fix prefix for 16-byte XFmode operands.
2264 (output_addr_const_extra): Support Intel asm syntax.
2265 (x86_file_start): Don't use register prefix with Intel asm syntax.
2266 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
2267 ("return_internal_long"): Fix Intel asm syntax output.
2268 ("set_got_rex64"): Support Intel asm syntax.
2269 ("set_rip_rex64"): Likewise.
2270 ("set_got_offset_rex64"): Likewise.
2271 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
2273 ("*tls_global_dynamic_64"): Likewise.
2274 ("*tls_local_dynamic_base_64"): Likewise.
2275 ("*load_tp_si")("*load_tp_di"): Likewise.
2276 ("*add_tp_si")("*add_tp_di"): Likewise.
2277 ("*tls_dynamic_lea_64"): Likewise.
2278 ("*sibcall_value_1_rex64_v"): Likewise.
2279 ("stack_tls_protect_set_si"): Likewise.
2280 ("stack_tls_protect_set_di"): Likewise.
2281 ("stack_tls_protect_test_si"): Likewise.
2282 ("stack_tls_protect_test_di"): Likewise.
2283 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
2285 ("*movv2sf_internal_rex64"): Likewise.
2286 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
2287 (__get_cpuid_max): Likewise.
2289 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2291 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
2292 the STRICT_P argument type "bool" rather than "int".
2293 (mips_legitimate_address_p): Likewise.
2294 (fp_register_operand, lo_operand): Delete.
2295 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2296 (mips_emit_scc): Rename to...
2297 (mips_expand_scc): ...this.
2298 (gen_conditional_branch): Rename to...
2299 (mips_expand_conditional_branch): ...this.
2300 (gen_conditional_move): Rename to...
2301 (mips_expand_conditional_move): ...this.
2302 (mips_gen_conditional_trap): Rename to...
2303 (mips_expand_conditional_trap): ...this and take an rtx code instead
2304 of an operands array.
2305 (mips_expand_call): Give the SIBCALL_P argument type "bool"
2307 (mips_emit_fcc_reload): Rename to...
2308 (mips_expand_fcc_reload): ...this.
2309 (init_cumulative_args): Rename to...
2310 (mips_init_cumulative_args): ...this and remove the libname argument.
2311 (function_arg_advance): Rename to...
2312 (mips_function_arg_advance): ...this.
2313 (function_arg): Rename to...
2314 (mips_function_arg): ...this and use "rtx" instead of
2316 (function_arg_boundary): Rename to...
2317 (mips_function_arg_boundary): ...this.
2318 (mips_expand_unaligned_load): Rename to...
2319 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
2320 and BITPOS arguments type "HOST_WIDE_INT".
2321 (mips_expand_unaligned_store): Rename to...
2322 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2323 and BITPOS arguments type "HOST_WIDE_INT".
2324 (override_options): Rename to...
2325 (mips_override_options): ...this.
2326 (print_operand): Rename to...
2327 (mips_print_operand): ...this.
2328 (print_operand_address): Rename to...
2329 (mips_print_operand_address): ...this.
2330 (mips_output_ascii): Remove the PREFIX argument.
2331 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2333 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2334 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
2335 of "struct rtx_def *".
2336 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2338 (build_mips16_call_stub): Delete.
2339 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2340 (mips_use_ins_ext_p): Give the second and third arguments type
2341 "HOST_WIDE_INT" rather than "rtx".
2342 * config/mips/mips.h: Update after the above changes. Tweak comments
2344 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
2345 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2346 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
2347 element type from "char" to "bool".
2348 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
2349 (mips_cpu_info_table): Delete.
2350 * config/mips/mips.md: Update after the above changes. Tweak some
2352 * config/mips/mips-ps-3d.md: Likewise.
2353 * config/mips/mips.c: Tweak comments and formatting.
2354 Use NULL-like macros rather than 0 in various places.
2355 (mips_section_threshold): Rename to...
2356 (mips_small_data_threshold): ...this and give it an unsigned type.
2357 (num_source_filenames): Remove explicit initialization.
2358 (sdb_label_count): Likewise.
2359 (sym_lineno): Delete.
2360 (set_noat): Make static.
2361 (mips_branch_likely): Likewise, and give it type "bool".
2362 (mips_isa_info): Rename to...
2363 (mips_isa_option_info): ...this.
2364 (mips_flag_delayed_branch): Rename to...
2365 (mips_base_delayed_branch): ...this.
2366 (mips_split_addresses): Delete.
2367 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
2368 element type from "char" to "bool".
2369 (mips_regno_to_class): Add an explicit array size.
2370 (mips16_flipper): Change from type "int" to type "bool".
2371 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
2372 (mips_tls_operand_p): Rename to...
2373 (mips_tls_symbol_p): ...this.
2374 (mips_global_symbol_p): Remove redundant "const".
2375 (mips_offset_within_alignment_p): Simplify.
2376 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
2377 to STRICT_P and give it type bool.
2378 (mips_valid_base_register_p): Likewise.
2379 (mips_classify_address): Likewise.
2380 (mips_legitimate_address_p): Likewise.
2381 (mips16_unextended_reference_p): Take the offset as an
2382 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
2383 (mips_const_insns): Use IN_RANGE.
2384 (mips_force_temporary): Remove an unnecessary copy_rtx.
2385 (mips16_gp_pseudo_reg): Simplify.
2386 (mips_split_symbol): Remove an unnecessary copy_rtx.
2387 (mips_legitimize_tls_address): Only create registers if we need them.
2388 (mips_legitimize_address): Use mips_split_plus.
2389 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
2390 variable COST to NUM_OPS.
2391 (mips_legitimize_move): Use gen_lowpart.
2392 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
2393 (m16_check_op): Use IN_RANGE.
2394 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
2395 (mips_split_doubleword_move): Pass booleans to mips_subword.
2396 (mips_output_move): Store the mode in a local variable.
2397 Explicitly assert that this function does not deal with
2398 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
2399 cases more consistent.
2400 (mips_relational_operand_ok_p): Rename to...
2401 (mips_int_order_operand_ok_p): ...this.
2402 (mips_canonicalize_comparison): Rename to...
2403 (mips_canonicalize_int_order_test): ...this.
2404 (mips_emit_int_relational): Rename to...
2405 (mips_emit_int_order_test): ...this. Store the mode in a local
2407 (mips_reverse_fp_cond_p): Rename to...
2408 (mips_reversed_fp_cond): ...this.
2409 (mips_emit_compare): Make the order of the statements more consistent.
2410 (mips_emit_scc): Rename to...
2411 (mips_expand_scc): ...this.
2412 (gen_conditional_branch): Rename to...
2413 (mips_expand_conditional_branch): ...this.
2414 (gen_conditional_move): Rename to...
2415 (mips_expand_conditional_move): ...this. Build the condition
2416 separately from the main pattern.
2417 (mips_gen_conditional_trap): Rename to...
2418 (mips_expand_conditional_trap): ...this and take an rtx code instead
2419 of an operands array. Simplify.
2420 (init_cumulative_args): Rename to...
2421 (mips_init_cumulative_args): ...this. Use memset rather than a
2422 copy from a zeroed static. Use prototype_p and stdarg_p.
2423 (mips_arg_info): Rename to...
2424 (mips_get_arg_info): ...this and put the INFO argument first.
2425 (function_arg): Rename to...
2426 (mips_function_arg): ...this and use "rtx" instead of
2427 "struct rtx_def *". Only split structures into chunks if
2428 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
2429 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
2430 comparison with REAL_TYPE. Rename local variable REG to REGNO
2431 and make it unsigned.
2432 (function_arg_advance): Rename to...
2433 (mips_function_arg_advance): ...this.
2434 (function_arg_boundary): Rename to...
2435 (mips_function_arg_boundary): ...this.
2436 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
2438 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
2439 comparison with REAL_TYPE.
2440 (mips_function_value): Remove the FUNC argument. Rename local
2441 variable UNSIGNEDP to UNSIGNED_P.
2442 (mips_return_in_memory): Use IN_RANGE.
2443 (mips_setup_incoming_varargs): Pass a boolean rather than an int
2444 to FUNCTION_ARG_ADVANCE.
2445 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
2446 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
2447 SIZE and RSIZE if needed.
2448 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
2450 (build_mips16_function_stub): Rename to...
2451 (mips16_build_function_stub): ...this.
2452 (build_mips16_call_stub): Rename to...
2453 (mips16_build_call_stub): ...this. Make static, and return a
2454 "bool" rather than an "int". Rename the ARG_SIZE argument to
2455 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
2456 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
2457 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
2459 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
2460 are not sibling ones.
2461 (mips_emit_fcc_reload): Rename to...
2462 (mips_expand_fcc_reload): ...this.
2463 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
2465 (mips_expand_unaligned_load): Rename to...
2466 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
2467 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
2469 (mips_expand_unaligned_store): Rename to...
2470 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
2471 and BITPOS arguments type "HOST_WIDE_INT".
2472 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
2473 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
2475 (mips_init_split_addresses): Replace with...
2476 (mips_split_addresses_p): ...this new function.
2477 (mips_init_relocs): Check mips_split_addresses_p () rather than
2478 mips_split_addresses. Always initialize mips_split_p with booleans.
2479 (print_operand_reloc): Rename to...
2480 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
2482 (print_operand): Rename to...
2483 (mips_print_operand): ...this.
2484 (print_operand_address): Rename to...
2485 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
2486 (mips_in_small_data_p): Simplify.
2487 (mips_output_ascii): Remove the PREFIX argument and "register"
2488 keywords. Use the STRING parameter directly and cast to
2490 (mips16e_collect_argument_save_p): Use IN_RANGE.
2491 (mips_function_has_gp_insn): Simplify.
2492 (mips_set_return_address): Use BITSET_P.
2493 (mips_restore_gp): Use a separate statement to pick the base
2495 (mips_output_function_prologue): Use a local FRAME variable.
2496 (mips_save_reg): Pass booleans to mips_subword.
2497 (mips_expand_prologue): Use a local FRAME variable. Use
2498 cprestore_size to detect when .cprestore is needed.
2499 (mips_restore_reg): Use GP_REG_FIRST.
2500 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
2501 rather than "int". Use local FRAME and REGNO variables.
2502 (mips_can_use_return_insn): Return a "bool" rather than an "int".
2503 (mips_secondary_reload_class): Give the IN_P argument type "bool"
2505 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
2506 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
2507 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
2508 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
2509 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
2510 (builtin_description): Rename to...
2511 (mips_builtin_description): ...this.
2512 (mips_bdesc): Rename to...
2513 (mips_ps_bdesc): ...this.
2514 (sb1_bdesc): Rename to...
2515 (mips_sb1_bdesc): ...this.
2516 (dsp_bdesc): Rename to...
2517 (mips_dsp_bdesc): ...this.
2518 (dsp_32only_bdesc): Rename to...
2519 (mips_dsp_32only_bdesc): ...this.
2520 (bdesc_map): Rename to...
2521 (mips_bdesc_map): ...this.
2522 (bdesc_arrays): Rename to...
2523 (mips_bdesc_arrays): ...this.
2524 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
2525 Tweak error message.
2526 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
2527 Rename local variables I and J to OPNO and ARGNO respectively.
2528 Assert that the number of arguments is no more than the number of
2530 (mips_expand_builtin_compare): Use an array of arguments rather
2531 than an array of operands. Assert that the number of operands is
2533 (add_constant): Rename to...
2534 (mips16_add_constant): ...this. Use XNEW.
2535 (dump_constants_1): Rename to...
2536 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
2537 (dump_constants): Rename to...
2538 (mips16_emit_constants): ...this.
2539 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
2540 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
2541 Assign mips16_p to was_mips16_p.
2542 (mips_parse_cpu): Tweak warning message.
2543 (override_options): Rename to...
2544 (mips_override_options): ...this. Move the mips_cost initialization
2545 out of the "shared with GAS" block. Quote option names in error
2547 (mips_conditional_register_usage): Make local variable REGNO unsigned.
2548 (mips_order_regs_for_local_alloc): Remove register keyword.
2550 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2552 * system.h (IN_RANGE): Cast each argument individually.
2554 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2556 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
2557 MIPS16 code unless using o32 or o64.
2559 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2561 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
2562 for modes smaller than 4 bytes.
2563 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
2566 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2568 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
2569 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
2570 (ASM_OUTPUT_ALIGNED_BSS): Delete.
2571 * config/mips/mips.c (mips_output_aligned_bss): Delete.
2573 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2575 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
2576 sibling calls to "mips16" functions if the function satisfies
2577 const_call_insn_operand.
2579 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2581 * config/mips/mips.c (mips_va_start): Fix types in calls
2584 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2586 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
2589 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2591 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
2592 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
2593 instead of checking mips_isa.
2595 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
2597 * doc/invoke.texi (-mpaired-single): Don't say that the option
2598 requires 64-bit code.
2599 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
2600 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
2601 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
2602 V2SF if ISA_MIPS32R2.
2603 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
2604 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
2605 to ISA_HAS_NMADD_NMSUB.
2606 (mips_split_doubleword_move): Handle V2SF.
2607 (mips_modes_tieable_p): New function.
2608 (override_options): Report a warning rather than an error when
2609 -mpaired-single is used on ISAs that don't support it; use
2610 ISA_HAS_PAIRED_SINGLE to check that case.
2611 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
2612 and DF move splitters with a single MOVE64 splitter, thereby adding
2613 a V2SF splitter too.
2614 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
2615 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
2616 (HALFMODE): Add V2SF.
2617 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
2618 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
2619 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
2620 (movv2sf_hardfloat_32bit): New pattern.
2621 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
2622 TARGET_DOUBLE_FLOAT conditions.
2624 2007-10-20 Jakub Jelinek <jakub@redhat.com>
2626 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
2627 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
2628 64-bit register in 64-bit libgcc.
2630 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
2632 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
2633 * config/avr/avr.h (LINK_SPEC): Likewise.
2634 (CRT_BINUTILS_SPECS): Likewsie.
2635 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2637 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2639 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
2640 and -Wfatal-errors together.
2642 2007-10-20 Alan Modra <amodra@bigpond.net.au>
2645 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
2646 change for vrsave, ie restore after frame pop.
2648 2007-10-19 David S. Miller <davem@davemloft.net>
2650 * config/sparc/niagara2.md: Fix copyright notice.
2652 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
2654 PR tree-optimization/23820
2655 PR tree-optimization/24309
2656 PR tree-optimization/33766
2657 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
2658 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
2659 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
2660 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
2661 * tree-loop-linear.c (perfect_loop_nest_depth): New.
2662 (linear_transform_loops): Use perfect_loop_nest_depth.
2663 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
2664 should have a single condition: their exit.
2666 2007-10-19 Richard Guenther <rguenther@suse.de>
2670 * stor-layout.c (layout_type): Assert that aggregates do not
2671 have their alias sets set.
2672 * alias.c (get_alias_set): Return alias set zero for incomplete
2673 types, return the alias set of the element for incomplete array
2674 types, but do not remember these.
2676 2007-10-19 Richard Guenther <rguenther@suse.de>
2679 2007-10-19 Richard Guenther <rguenther@suse.de>
2682 * tree.c (build_array_type): Do not re-layout unbound array
2685 2007-10-19 Richard Guenther <rguenther@suse.de>
2688 * tree.c (build_array_type): Do not re-layout unbound array
2691 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2693 * config/mips/mips.c (mips_canonicalize_comparison): Check
2694 mips_relational_operand_ok_p before trying to rewrite the test.
2695 Only calculate PLUS_ONE if needed.
2696 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
2699 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2701 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
2704 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2706 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
2707 the call uses the incoming value of $2.
2709 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2711 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
2712 rather then gen_rtx_MEM.
2713 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
2715 (mips_set_return_address): Likewise.
2716 (mips_restore_gp): Likewise.
2718 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2720 * config/mips/mips.c (gpr_mode): Delete.
2721 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
2722 instead of gpr_mode.
2723 (mips_for_each_saved_reg): Likewise.
2724 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2725 (override_options): Don't initialize gpr_mode.
2726 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
2728 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2730 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
2732 (mips_class_max_nregs): Calculate the smallest consituent register
2733 size and use that to determine an upper bound on the number of
2736 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2738 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
2740 (mips_expand_epilogue): ...here.
2741 (mips_mdebug_abi_name): New function, split out from...
2742 (mips_file_start): ...here.
2743 (mips_hard_regno_mode_ok_p): New function, split out from...
2744 (override_options): ...here.
2745 (mips_expand_builtin_1): New function, split out from...
2746 (mips_expand_buitin): ...here. Abort if we don't recognize
2749 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2751 * config/mips/mips.c (build_mips16_function_stub): Load the
2752 target address into $1 before transfering the arguments.
2753 Don't use ".set noreorder".
2754 (build_mips16_call_stub): Likewise.
2756 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2758 * config/mips/mips.c (mips_output_32bit_xfer): New function.
2759 (mips_output_64bit_xfer): Likewise.
2760 (mips16_fp_args): Rename to...
2761 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
2762 with a DIRECTION argument. Use mips_output_32bit_xfer and
2763 mips_output_64bit_xfer.
2764 (build_mips16_function_stub): Update accordingly.
2765 (mips16_fpret_double): Delete.
2766 (build_mips16_call_stub): Update after above changes.
2767 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
2768 of mips16_fpret_double. Use GP_REG_RETURN.
2770 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
2772 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
2773 use asm_out_file instead.
2774 (build_mips16_function_stub): Likewise.
2775 (build_mips16_call_stub, mips_output_function_prologue): Update
2778 2007-10-18 David S. Miller <davem@davemloft.net>
2780 Add Niagara-2 support.
2781 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
2782 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
2783 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
2784 (include): Add inclusion of niagara2.md
2785 * config/sparc/sparc.c (niagara2_costs): New.
2786 (sparc_override_options): Add niagara2 entry to cpu_default[]
2787 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
2788 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
2789 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
2790 (sparc_initialize_trampoline): Handle niagara2 like niagara.
2791 (sparc64_initialize_trampoline): Likewise.
2792 (sparc_use_sched_lookahead): Likewise.
2793 (sparc_issue_rate): Likewise.
2794 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
2796 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
2797 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
2798 TARGET_CPU_niagara2.
2799 (PROCESSOR_NIAGARA2): New.
2800 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
2801 (BRANCH_COST): Likewise.
2802 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
2803 * config/sparc/sol2.h: Likewise.
2804 * config/sparc/niagara2.md: New file.
2806 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2808 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
2810 (mips_compute_frame_info): Remove associated code.
2811 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
2813 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2815 * config/mips/mips-protos.h (compute_frame_size): Delete.
2816 * config/mips/mips.h: Update comments.
2817 * config/mips/mips.c (mips_frame_info): Remove initialized.
2818 (compute_frame_size): Rename to...
2819 (mips_compute_frame_info): ...this and make static. Remove the
2820 SIZE argument and return no value. Remove the setting of initialized.
2821 Update rest of file accordingly.
2822 (mips_set_return_address): Don't call compute_frame_size.
2823 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
2824 Don't call compute_frame_size.
2826 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2828 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
2829 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
2830 mips_hard_frame_pointer_required.
2831 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
2832 large MIPS16 frames.
2833 * config/mips/mips.c (mips_frame_pointer_required): New function.
2835 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2837 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
2838 and hard_frame_pointer_offset.
2839 (mips_debugger_offset): Use hard_frame_pointer_offset.
2840 (mips16e_collect_argument_save_p): Likewise.
2841 (compute_frame_size): Initialize arg_pointer_offset and
2842 hard_frame_pointer_offset.
2843 (mips_initial_elimination_offset): Use them.
2844 (mips_output_function_prologue): Use hard_frame_pointer_offset.
2845 (mips_expand_prologue, mips_expand_epilogue): Likewise.
2847 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2849 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
2851 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
2852 "unsigned int" rather than "int" and put them with the other
2853 register-related fields. Put expanded comments above fields
2854 rather than to their right.
2855 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
2856 with a NUM_REGS_PTR argument.
2857 (mips16e_save_restore_pattern_p): Update accordingly.
2858 (compute_frame_size): Clarify frame diagram. Rewrite.
2860 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2862 * config/mips/mips-ftypes.def: New file.
2863 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
2864 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
2865 (mips_function_type): Redefine using mips-ftypes.def.
2866 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
2867 (mips_builtin_vector_type): New function.
2868 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
2869 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
2870 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
2871 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
2873 (mips_build_function_type): New function.
2874 (mips_init_builtins): Use it to create types lazily.
2876 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2878 * config/mips/mips.h (set_volatile): Delete.
2879 * config/mips/mips.c (set_volatile): Delete.
2880 (mips_print_operand_punctuation): New function, split out from
2881 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
2882 Use the same character ordering in the code and the comments.
2883 Use a recursive call to handle '*'. Abort on unknown characters.
2884 (mips_init_print_operand_punct): New function, split out from
2886 (mips_print_int_branch_condition): New function, split out from
2887 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
2888 to report unexpected codes.
2889 (mips_print_float_branch_condition): New function, split out from
2890 print_operand. Use output_operand_lossage to report unexpected codes.
2891 (print_operand): Rework to use a case statement. Use the
2892 same letter ordering in the code and the comments. Use
2893 output_operand_lossage to report unexpected codes and
2894 reverse_condition to handle inverted branch conditions.
2895 (override_options): Use mips_init_print_operand_punct.
2897 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2899 * config/mips/mips.h: Move variable declarations to end of file and
2900 enclose them all in #ifndef USED_FOR_TARGET.
2901 * config/mips/mips.c: Reorder functions into more logical groups,
2902 and so that callees appear before callers. Put the targetm
2903 initializer at the end of the file. Remove forward static
2904 declarations where possible.
2905 (mips_init_builtins): Add "static" to definition.
2906 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
2908 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2910 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
2911 (TARGET_MAX_ANCHOR_OFFSET): Delete.
2912 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
2913 (mips_set_mips16_mode): Initialize min_anchor_offset and
2914 max_anchor_offset directly to constants.
2916 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2918 * config/mips/mips.c: Delete trailing whitespace.
2920 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2922 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
2923 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
2925 * config/mips/mips.md (load_call<mode>): Don't make the unspec
2926 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
2928 2007-10-18 David Daney <ddaney@avtrex.com>
2930 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
2931 reg_offset variable to calculate register locations.
2933 2007-10-18 Richard Guenther <rguenther@suse.de>
2935 * tree-ssa.c (uid_ssaname_map_eq): New function.
2936 (uid_ssaname_map_has): Likewise.
2937 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
2938 * tree-flow.h (struct gimple_df): Make default_defs a
2940 * tree-dfa.c (gimple_default_def): Deal with it.
2941 (set_default_def): Likewise.
2943 2007-10-18 Richard Guenther <rguenther@suse.de>
2945 * tree-flow.h (struct gimple_df): Make referenced_vars
2947 (uid_decl_map_eq): Declare.
2948 (uid_decl_map_hash): Likewise.
2949 * tree-ssa.c (uid_decl_map_eq): New function.
2950 (uid_decl_map_hash): Likewise.
2951 (init_tree_ssa): Make referenced_vars a uid_decl_map.
2952 * tree-flow-inline.h (first_referenced_var): Deal with
2953 the referenced_vars representation change.
2954 (next_referenced_var): Likewise.
2955 * tree-dfa.c (referenced_var_lookup): Likewise.
2956 (referenced_var_check_and_insert): Likewise.
2957 (remove_referenced_var): Likewise.
2959 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
2961 * config/mips/mips.c (mips_dwarf_register_span): New.
2962 (TARGET_DWARF_REGISTER_SPAN): Define.
2964 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
2966 * config.gcc : update score-*-elf(extra_objs).
2967 * config/score/mac.md : Remove.
2968 * config/score/misc.md : Remove.
2969 * config/score/score7.md : Remove.
2970 * config/score/score-mdaux.h : Remove.
2971 * config/score/score-mdaux.c : Remove.
2972 * config/score/score-version.h : Remove.
2973 * config/score/score-generic.md : New.
2974 * config/score/score3.h : New.
2975 * config/score/score3.c : New.
2976 * config/score/score7.h : New.
2977 * config/score/score7.c : New.
2978 * config/score/mul-div.S : add flush_cache score3 support.
2979 * config/score/elf.h : Fix some typos.
2980 * config/score/score.md : merge score3 and score7 pattern.
2981 * config/score/score.c : use to seperate which target it used.
2982 * config/score/score.h : use to seperate the target macro.
2983 * config/score/score.opt : remove -mmac option , add -mscore3,
2984 -mscore3d and -march OPTION support.
2986 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2988 * cfgexpand.c (expand_stack_vars): Add checking to make sure
2989 that the offset of a variable is not greater than the size
2992 2007-10-17 Anatoly Sokolov <aesok@post.ru>
2994 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
2995 atmega88p, atmega168p and atmega328p devices.
2996 * config/avr/avr.h (LINK_SPEC): (Ditto.).
2997 (CRT_BINUTILS_SPECS): (Ditto.).
2998 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3000 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3002 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
3004 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
3005 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
3006 (print_insn): Move declaration to ...
3007 * rtl.h (print_insn): ... here.
3009 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3011 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
3012 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
3013 m68k_sched_branch_type): Move declarations to ...
3014 * config/m68/m68k-protos.h: ... here.
3016 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
3018 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
3020 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3022 * config/avr/avr.c (avr_mcu_types): Add attiny48.
3023 * config/avr/avr.h (LINK_SPEC): Likewise.
3024 (CRT_BINUTILS_SPECS): Likewsie.
3025 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3027 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
3029 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
3030 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
3031 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3033 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3036 * reg-stack.c (move_for_stack_reg): Swap input argument of
3037 UNSPEC_TAN insn to the top of the stack.
3039 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
3042 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
3043 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
3044 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
3045 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
3046 immediate shift value.
3047 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
3048 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
3049 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
3050 Remove macros for !__OPTIMIZE__ case.
3052 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
3054 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
3056 (perform_var_substitution): Only DFS from real nodes. Don't test
3058 (unite_pointer_equivalences): Fix broken test.
3060 2007-10-17 Alan Modra <amodra@bigpond.net.au>
3062 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
3063 altivec sp_offset. Rearrange sp_offset assignments to
3064 correspond to stack adjustments. Use frame_reg_rtx for
3065 SPE register restores. Correct SPE stack adjustment.
3067 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3069 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
3070 * toplev.c (check_global_declaration_1): Use appropriate warning
3071 option instead of unnamed warning.
3072 * stor-layout.c (layout_decl): Likewise.
3073 * c-typeck.c (build_conditional_expr): Likewise.
3074 (build_compound_expr): Fix wrong comment.
3075 (build_binary_op): Use appropriate warning option instead of
3077 * cfgexpand.c (tree_expand_cfg): Likewise.
3078 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3079 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
3080 (execute_warn_function_return): Likewise.
3081 * stmt.c (warn_if_unused_value): Likewise.
3083 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
3085 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
3086 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
3088 (CRT_BINUTILS_SPECS): Likewsie.
3089 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
3091 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
3094 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
3096 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
3098 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
3099 (fini_dce): Only release them for the fast pass.
3100 (end_ud_dce): Delete.
3101 (rest_of_handle_ud_dce): Do not modify df_in_progress.
3102 Call fini_dce instead of end_ud_dce.
3103 (rest_of_handle_fast_dce): Do not modify df_in_progress.
3104 (run_fast_df_dce): Reset df_in_progress to false on exit.
3106 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
3107 Maxim Kuvyrkov <maxim@codesourcery.com>
3109 * target.h (unspec_may_trap_p): New target hook.
3110 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
3111 * targhooks.c (default_unspec_may_trap_p): Default implementation of
3113 * targhooks.h (default_unspec_may_trap_p): Declare it.
3114 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
3115 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
3116 * rtl.h (may_trap_p_1): Declare.
3118 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
3119 override default hook implementation.
3120 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
3123 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3125 * doc/invoke.texi (Wextra): Move it just after Wall, list the
3126 options enabled by Wextra and mention Wuninitialized.
3128 2007-10-15 Nigel Stephens <nigel@mips.com>
3130 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
3132 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3134 PR tree-optimization/33136
3135 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
3137 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3139 PR tree-optimization/33735
3140 PR tree-optimization/33572
3141 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
3142 2007-10-09's change.
3143 * except.c (duplicate_eh_regions): Don't look for prev_try
3144 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
3146 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
3149 * tree-inline.c (copy_bb): Use bsi_replace to replace a
3150 __builtin_va_arg_pack-containing call stmt.
3152 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
3154 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
3157 2007-10-15 Jakub Jelinek <jakub@redhat.com>
3159 PR tree-optimization/33619
3160 * tree-ssa-ter.c (is_replaceable_p): Return false for all
3163 2007-10-15 David Edelsohn <edelsohn@gnu.org>
3165 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
3167 2007-10-15 Richard Guenther <rguenther@suse.de>
3169 * fold-const.c (extract_array_ref): Remove.
3170 (fold_comparison): Handle POINTER_PLUS_EXPR with the
3171 generic address expression comparison folding. Remove
3172 the folding that used extract_array_ref.
3174 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
3177 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
3178 speculation type of insn can be changed before trying to do that.
3180 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
3182 * dse.c (struct insn_info): Add 'frame_read' field.
3183 (scan_insn): For the call to a const function, set frame_read if
3184 reload has been run.
3185 If the insn reads the frame, kill the frame related stores.
3186 (scan_reads_nospill): Likewise.
3188 2007-10-14 Jason Merrill <jason@redhat.com>
3190 * tree-eh.c (optimize_double_finally): Don't assume that the
3191 cleanup we're duplicating is only one statement.
3193 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
3195 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
3196 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
3197 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
3198 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
3199 tree-vect-transform.c: Fix comment typos.
3200 * doc/extend.texi: Fix a typo.
3202 * c-common.h: Remove the prototype for c_expand_body.
3203 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
3204 * tree.h: Remove the prototype for fold_build_call_expr.
3206 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
3208 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
3210 2007-10-13 David Edelsohn <edelsohn@gnu.org>
3212 * config/rs6000/aix53.h: New file.
3213 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
3214 (TARGET_ALTIVEC_ABI): Same.
3215 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
3216 (TARGET_ALTIVEC_ABI): Delete.
3217 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
3218 stanza defaulting to aix5.3.
3220 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3222 * config/i386/i386.md (SI_REG, DI_REG): New constants.
3223 (strmov): Use defined constants.
3224 (cmpstrnsi): Likewise.
3225 * config/i386/i386.c (decide_alg): Use defined constants.
3226 (ix86_expand_strlen): Likewise.
3228 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
3230 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
3231 * var-tracking.c (micro_operation_def): Update comment on u.loc.
3232 (mode_for_reg_attrs, var_lowpart): New functions.
3233 (add_uses): Consider recording a lowpart of LOC for MO_USE.
3234 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
3235 or copy is known, set LOC to the SET that performs the set, instead
3237 (find_src_status, find_src_set_src): Remove LOC parameter.
3238 Replace INSN with the source value.
3239 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
3240 handling MO_SET and MO_COPY. Update the calls to find_src_status
3241 and find_src_set_src.
3243 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
3246 * config/i386/i386.md (strmov): Check for esi and edi usage.
3247 * config/i386/i386.c (decide_alg): Check whether we can use a
3248 rep prefix and adjust algorithm choice accordingly.
3249 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
3251 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3253 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
3255 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
3257 * global.c (build_insn_chain): Formatting fixes.
3259 2007-10-12 Richard Guenther <rguenther@suse.de>
3261 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
3262 combining both operands require either both have single uses
3263 or combining to a constant.
3265 2007-10-12 Richard Guenther <rguenther@suse.de>
3268 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
3269 a rhs with side-effects or which is a load.
3270 (forward_propagate_into_cond): Also try combining both operands.
3272 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
3274 PR tree-optimization/33742
3275 * tree-vect-transform.c (vectorizable_operation): Return false
3276 if get_vectype_for_scalar_type for scalar_dest can't be determined.
3277 (vectorizable_call): Same for rhs_type and lhs_type.
3279 2007-10-12 Jakub Jelinek <jakub@redhat.com>
3281 PR tree-optimization/33645
3282 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
3283 pass it to walk_tree.
3284 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
3285 When calling set_is_used on a VAR_DECL, if data is not NULL and
3286 its DECL_UID is in the bitmap, call mark_all_vars_used on its
3287 DECL_INITIAL after clearing the bit in bitmap.
3288 (remove_unused_locals): Adjust mark_all_vars_used callers.
3289 Instead of removing unused global vars from unexpanded_var_list
3290 immediately record them in bitmap, call mark_all_vars_used on
3291 all used global vars from unexpanded_var_list and only purge
3292 global vars that weren't found used even during that step.
3294 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3296 * gthr-posix.h (__gthread_active_init): Create detached instead of
3297 joinable thread when testing whether threads are active on hppa-hpux.
3298 * gthr-posix95.h (__gthread_active_init): Likewise.
3300 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3303 * global.c (build_insn_chain): Include insn that occur between
3306 2007-10-11 Tom Tromey <tromey@redhat.com>
3308 * gengtype-yacc.y: Delete.
3310 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
3312 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
3313 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
3314 function_value_32, function_value_64, function_value_ms_64,
3315 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
3316 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
3319 2007-10-11 Richard Guenther <rguenther@suse.de>
3321 * gcse.c (hash_scan_set): If the next nonnote insn is in
3322 a different basic block insert the set.
3324 2007-10-11 Richard Guenther <rguenther@suse.de>
3327 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
3328 (verify_gimple_expr): Use it to verify pointer-to types for
3331 2007-10-11 Richard Guenther <rguenther@suse.de>
3334 * c-typeck.c (build_array_ref): Do not strip qualifiers from
3335 the array element type.
3337 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
3339 PR rtl-optimization/33638
3340 * dse.c (struct insn_info): Remove 'stack_read' field,
3341 add 'stack_pointer_based' field.
3342 (record_store): For a store with non-constant base, record
3343 whether it is stack pointer based.
3344 (scan_insn): For the call to a const function, remove stack
3345 pointer based stores from the list of local active stores.
3346 (scan_reads_nospill): Delete code dealing with const functions.
3348 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
3350 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
3352 (conflict_p, set_conflict, set_conflicts): Likewise.
3353 * global.c (global_alloc): Likewise.
3354 * ra.h: Update prototypes.
3356 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
3358 * opth-gen.awk: Fixed generation of comment stating the origin
3361 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
3364 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3365 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
3366 and '%}', respectively.
3369 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3370 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
3371 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
3373 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
3377 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3378 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3379 syntax for ASSEMBLER_DIALECT.
3380 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3382 2007-10-10 Revital Eres <eres@il.ibm.com>
3384 * modulo-sched.c (check_nodes_order): Dump the final order of
3386 (get_sched_window): Add dump info.
3387 (calculate_order_params): Dump order params of the nodes.
3389 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3392 * ra-conflict.c (record_one_conflict_between_regnos,
3393 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
3394 (global_conflicts): Enhanced incorrect check.
3396 2007-10-09 Geoffrey Keating <geoffk@apple.com>
3398 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
3399 if flag_exceptions is not set.
3400 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
3401 assemble_name rather than incorrectly emulating it.
3403 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
3404 friends are removed from G++.
3406 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3408 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
3409 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
3410 enabling them is redundant. Don't check two times for
3413 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
3415 * ra-conflict.c (record_one_conflict_between_regnos): Revert
3417 (set_conflicts_for_earlyclobber): Likewise.
3418 (global_conflicts): Likewise.
3420 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3422 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
3423 and '%}', respectively.
3425 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
3427 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
3428 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
3430 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
3433 2007-10-09 Richard Guenther <rguenther@suse.de>
3436 * gimplify.c (canonicalize_component_ref): Honor qualifiers
3437 of referenced structure and component.
3439 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
3442 * ra-conflict.c (record_one_conflict_between_regnos,
3443 set_conflicts_for_earlyclobber, global_conflicts): Improved
3445 (global_conflicts): Removed incorrect check.
3447 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
3449 PR tree-optimization/33615
3450 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
3451 if the statement might throw. Fix formatting.
3453 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
3455 PR tree-optimization/33615
3456 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
3457 if the rhs might throw.
3459 2007-10-09 Jan Hubicka <jh@suse.cz>
3461 * invoke.texi (align-threshold, align-loop-iterations): Document.
3462 * final.c: Include cfgloop.h, params.h
3463 (compute_alignments): Dump decisions and compare them with loop
3464 structure; honor given parameters.
3465 (pass_compute_alignments): New dump file.
3466 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
3467 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
3469 2007-10-09 James E. Wilson <wilson@specifix.com>
3471 PR tree-optimization/33655
3473 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
3474 convert it to bitsizetype before size_binop call.
3476 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3478 PR tree-optimization/33572
3479 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
3480 the absence of a corresponding edge from the exit block.
3482 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
3485 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
3487 (sra_build_assignment): Likewise. Set up mask depending on
3488 precision, not type.
3489 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
3490 computing bit masks.
3491 (sra_build_elt_assignment): Don't view-convert from signed to
3493 (sra_explode_bitfield_assignment): Use bit-field type if
3494 possible. Use BYTES_BIG_ENDIAN.
3496 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
3499 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
3500 the original stmt can throw.
3501 (sra_build_bf_assignment): Fix type mismatch when applying negated
3504 2007-10-08 Geoffrey Keating <geoffk@apple.com>
3506 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
3507 '#pragma mark' to be executed at preprocessing time.
3509 2007-10-08 Ollie Wild <aaw@google.com>
3511 * varasm.c (compare_constant): Removed call to
3512 lang_hooks.expand_constant.
3513 (copy_constants): Removed call to lang_hooks.expand_constant.
3514 (compute_reloc_for_constant): Removed call to
3515 lang_hooks.expand_constant.
3516 (output_addressed_constants): Removed call to
3517 lang_hooks.expand_constant.
3518 (constructor_static_from_elts_p): Removed call to
3519 lang_hooks.expand_constant.
3520 (output_constant): Removed calls to lang_hooks.expand_constant.
3521 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3522 * langhooks-def.h (lhd_return_tree): Removed.
3523 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3524 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3525 * langhooks.c (lhd_return_tree): Removed.
3527 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
3529 * combine.c (setup_incoming_promotions): Ensure that
3530 arguments that have not undergone mode promotions do not
3531 incorrectly get marked as being sign- or zero-extended.
3533 2007-10-08 Richard Guenther <rguenther@suse.de>
3538 * fold-const.c (fold_binary): Use correct types in folding
3539 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
3540 and building of RROTATE_EXPR.
3542 2007-10-08 Richard Guenther <rguenther@suse.de>
3547 * fold-const.c (fold_binary): Use the correct types when
3548 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
3549 (fold_binary): Use the correct types when folding
3550 (-A) - B to (-B) - A.
3551 (fold_unary): Use the correct types when folding ~(X).
3553 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3555 * doc/invoke.texi (Wall): fix formatting issues.
3557 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
3559 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
3560 truncated shift counts.
3562 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
3564 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
3565 syntax for ASSEMBLER_DIALECT.
3566 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
3568 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3569 Nathan Froyd <froydnj@codesourcery.com>
3571 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
3572 when determining whether to record INCOMING_RETURN_ADDR_RTX.
3574 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
3577 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
3579 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
3580 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
3581 the function, temporarily point the debug interface to the null one.
3583 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3585 PR tree-optimization/33655
3587 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
3590 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
3592 PR tree-optimization/33572
3593 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
3594 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
3595 (update_ssa_across_abnormal_edges): ... this. Set slots in the
3597 (copy_edges_for_bb): Handle nonlocal label edges.
3598 (make_nonlocal_label_edges): Deleted.
3599 (optimize_inline_calls): Don't call it.
3601 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
3603 * gthr-single.h: Revert last change.
3605 2007-10-05 Michael Matz <matz@suse.de>
3608 * lower-subreg.c (decompose_multiword_subregs): Use
3609 validate_unshare_change().
3611 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
3613 * ra-conflict.c: Include "sparseset.h".
3614 (conflicts): Change to HOST_WIDEST_FAST_INT.
3615 (allocnos_live): Redefine variable as a sparseset.
3616 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
3618 (allocno_row_words): Removed global variable.
3619 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
3620 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
3621 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
3622 (record_one_conflict_between_regnos): Cache allocno values and reuse.
3624 (record_one_conflict): Update uses of allocnos_live to use
3625 the sparseset routines. Use set_conflicts_p.
3626 (mark_reg_store): Likewise.
3627 (set_reg_in_live): Likewise.
3628 (global_conflicts): Update uses of allocnos_live.
3629 Use the new adjacency list to visit an allocno's neighbors
3630 rather than iterating over all possible allocnos.
3631 Call set_conflicts_p to setup conflicts rather than adding
3633 * global.c: Comments updated.
3634 (CONFLICTP): Delete define.
3635 (regno_compare): New function. Add prototype.
3636 (global_alloc): Sort the allocno to regno mapping according to
3637 which basic blocks the regnos are referenced in. Modify the
3638 conflict bit matrix to a compressed triangular bitmatrix.
3639 Only allocate the conflict bit matrix and adjacency lists if
3640 we are actually going to allocate something.
3641 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
3642 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
3643 allocno's neighbors rather than iterating over all possible allocnos.
3644 (mirror_conflicts): Removed function.
3645 (dump_conflicts): Iterate over regnos rather than allocnos so
3646 that all dump output will be sorted by regno number.
3647 Use the FOR_EACH_CONFLICT macro.
3648 * ra.h: Comments updated.
3649 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
3650 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
3652 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
3653 (adjacency_list_d, adjacency_iterator_d): New types.
3654 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
3655 adjacency_iter_next, regno_basic_block): New static inline functions.
3656 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
3657 (conflict_p): Add function prototype.
3658 * sparseset.h, sparseset.c: New files.
3659 * Makefile.in (OBJS-common): Add sparseset.o.
3660 (sparseset.o): New rule.
3662 2007-10-05 Richard Guenther <rguenther@suse.de>
3665 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
3668 2007-10-05 Michael Matz <matz@suse.de>
3671 * function.c (match_asm_constraints_1): Check for input
3672 being used in the outputs.
3674 2007-10-05 Richard Guenther <rguenther@suse.de>
3676 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
3678 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
3681 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
3682 subset checks. Make the cost of FPR -> FPR moves depend on
3683 mips_mode_ok_for_mov_fmt_p.
3685 2007-10-04 Doug Kwan <dougkwan@google.com>
3687 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
3688 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3689 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3690 support of conditional variables.
3691 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
3692 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3693 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
3694 support of conditional variables.
3695 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
3696 __gthread_cond_wait_recursive): Add to extend interface for POSIX
3697 conditional variables.
3698 * gthr.h: Update comments to document new interface.
3700 2007-10-04 Geoffrey Keating <geoffk@apple.com>
3702 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
3705 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3707 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
3709 2007-10-04 Richard Guenther <rguenther@suse.de>
3712 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
3713 does not need to be of INTEGER_TYPE.
3714 (verify_gimple_2): New function split out from ...
3715 (verify_gimple_1): ... here. ICE if there was an error during
3718 2007-10-04 Michael Matz <matz@suse.de>
3720 PR rtl-optimization/33653
3721 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
3722 * dse.c (scan_insn): Same.
3724 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3726 * config.gcc: Remove USE_GAS for m68k targets.
3728 2007-10-04 Richard Guenther <rguenther@suse.de>
3730 PR tree-optimization/33627
3731 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
3732 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
3734 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
3735 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
3737 2007-10-04 Anatoly Sokolov <aesok@post.ru>
3739 * config/avr/avr.c (commands_in_file, commands_in_prologues,
3740 commands_in_epilogues): Remove variables.
3741 (avr_file_start): Remove unneded initializations of commands_in_file,
3742 commands_in_prologues and commands_in_epilogues variables.
3743 (avr_file_end): Remove dead code.
3745 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
3747 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
3748 MOTOROLA is to true.
3750 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
3753 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
3754 (mips_split_doubleword_move): ...this.
3755 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
3756 use natural endianness for multi-format FPR values.
3757 (mips_split_64bit_move): Rename to...
3758 (mips_split_doubleword_move): ...this and extend to 64-bit words.
3759 Use move_doubleword_fpr* patterns for moves involving FPRs.
3760 (mips_save_reg): Update the call to mips_split_64bit_move.
3761 (mips_secondary_reload_class): Return NO_REGS for any reload of a
3762 nonzero constant into an FPR if the constant can be forced to memory.
3763 * config/mips/mips.md: Update the splitter calls to
3764 mips_split_64bit_move.
3765 (UNSPEC_LOAD_DF_LOW): Rename to...
3766 (UNSPEC_LOAD_LOW): ...this.
3767 (UNSPEC_LOAD_DF_HIGH): Rename to...
3768 (UNSPEC_LOAD_HIGH): ...this.
3769 (UNSPEC_STORE_DF_HIGH): Rename to...
3770 (UNSPEC_STORE_WORD): ...this.
3771 (SPLITF): New mode iterator.
3772 (HALFMODE): New mode attribute.
3773 (movtf): New expander.
3774 (*movtf_internal): New define_insn_and_split.
3775 (move_doubleword_fpr<mode>): New expander.
3776 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
3778 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
3779 (mfhc1<mode>): ...these more general patterns.
3781 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
3783 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
3785 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
3787 * gcse.c (hash_scan_set): Insert set in insn before note at
3788 the end of basic block.
3790 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
3792 PR tree-optimization/33576
3793 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
3794 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
3795 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
3796 (remove_iv): Declared.
3797 * lambda-code.c (remove_iv): Not static.
3798 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
3799 Don't remove ivs there, save ivs in the buffer.
3801 2007-10-03 Jason Merrill <jason@redhat.com>
3804 * tree-eh.c (same_handler_p): New fn.
3805 (optimize_double_finally): New fn.
3806 (refactor_eh_r): New fn.
3807 (refactor_eh): New fn.
3808 (pass_refactor_eh): New pass.
3809 * tree-pass.h: Declare it.
3810 * passes.c (init_optimization_passes): Add it.
3812 2007-10-03 Doug Kwan <dougkwan@google.com>
3813 Richard Guenther <rguenther@suse.de>
3816 * dwarf2out.c (reference_to_unused): Disable sanity checking,
3817 be conservative instead.
3819 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3822 * doc/invoke.texi (-fwhole-program): Document that Fortran
3823 doesn't support this option.
3825 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
3828 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
3831 2007-10-02 David Daney <ddaney@avtrex.com>
3833 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
3834 against constant zero.
3835 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
3838 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
3840 * ra-conflict.c: New file.
3842 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
3843 usage to DF_LIVE usage.
3844 (reload): Remove reference to df_get_live_top.
3845 * rtlanal.c (subreg_nregs_with_regno): New function.
3846 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
3847 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
3848 (df_has_eh_preds): Removed.
3849 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
3850 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
3852 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
3853 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
3854 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
3855 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
3856 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
3857 (global_alloc): Turn off rescanning insns after call to
3858 global_conflicts and added call to set_preferences.
3859 (global_conflicts): Moved to ra-alloc.c.
3860 (set_preferences_1, set_preferences): New function.
3861 (mirror_conflicts): Changed types for various variables.
3862 (mark_elimination): Change DF_RA_LIVE
3863 usage to DF_LIVE usage.
3864 (build_insn_chain): Rewritten from scratch and made local.
3865 (print_insn_chain, print_insn_chains): New functions.
3866 (dump_conflicts): Do not print conflicts for fixed_regs.
3867 (rest_of_handle_global_alloc): Turn off insn rescanning.
3868 * hard-reg-set.h: Fixed comment.
3869 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
3870 usage to DF_LIVE usage and delete refs to TOP sets.
3871 (block_alloc): Mark regs as live if they are in the artificial
3872 defs at top of block.
3873 (find_stack_regs): New function.
3874 (rest_of_handle_local_alloc): Changed urec problem to live
3875 problem and do not turn off df rescanning.
3876 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
3877 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
3878 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
3879 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
3880 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
3881 fields in df_ref_flags. The rest have been renumbered.
3882 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
3884 * rtl.h (subreg_nregs_with_regno): New function.
3885 * df-problems.c: (df_get_live_out, df_get_live_in,
3886 df_get_live_top): Removed reference to DF_RA_LIVE.
3887 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
3888 df_live_alloc, df_live_reset, df_live_local_finalize,
3889 df_live_free): Make top set only if different from in set.
3890 (df_lr_top_dump, df_live_top_dump): Only print top set if
3891 different from in set.
3892 (df_lr_bb_local_compute): Removed unnecessary check.
3893 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
3894 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
3895 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
3896 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3897 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3898 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3899 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
3900 df_urec_add_problem): Removed.
3901 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
3903 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
3904 * basic_block.h (bb_has_abnormal_pred): New function.
3905 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
3906 usage to DF_LIVE usage.
3908 2007-10-02 Revital Eres <eres@il.ibm.com>
3910 * config/rs6000/predicates.md (easy_vector_constant): Return false
3911 for 750CL paired vectors.
3912 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
3914 (vec_initv2sf): Add new description.
3915 (vconcatsf): Likewise.
3916 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
3917 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
3919 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3921 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
3922 sinking the last stmt in a BB.
3924 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3927 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
3928 (sra_hash_tree): Handle BIT_FIELD_REFs.
3929 (sra_elt_hash): Don't hash bitfld blocks.
3930 (sra_elt_eq): Skip them in parent compares as well. Handle
3932 (build_element_name_1): Handle BIT_FIELD_REFs.
3933 (instantiate_element): Propagate nowarn from parents. Create
3934 BIT_FIELD_REF for variables that are widened by scalarization.
3935 Gimple-zero-initialize all bit-field variables that are not
3936 part of parameters that are going to be scalarized on entry.
3937 (instantiate_missing_elements_1): Return the sra_elt.
3938 (canon_type_for_field): New.
3939 (try_instantiate_multiple_fields): New. Infer widest possible
3940 access mode from decl or member type, but clip it at word
3941 size, and only widen it if a field crosses an alignment
3943 (instantiate_missing_elements): Use them.
3944 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3945 (scalar_bitfield_p): New.
3946 (sra_build_assignment): Optimize assignments from scalarizable
3947 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
3950 (sra_build_bf_assignment): New. Optimize assignments to
3951 scalarizable BIT_FIELD_REFs.
3952 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
3953 assignments to full variables.
3954 (generate_copy_inout): Use the new macros and functions.
3955 (generate_element_copy): Likewise. Handle bitfld differences.
3956 (generate_element_zero): Don't recurse for blocks. Use
3957 sra_build_elt_assignment.
3958 (generate_one_element_init): Take elt instead of var. Use
3959 sra_build_elt_assignment.
3960 (generate_element_init_1): Adjust.
3961 (bitfield_overlap_info): New struct.
3962 (bitfield_overlaps_p): New.
3963 (sra_explode_bitfield_assignment): New. Adjust widened
3964 variables to account for endianness.
3965 (sra_sync_for_bitfield_assignment): New.
3966 (scalarize_use): Re-expand assignment to/from scalarized
3967 BIT_FIELD_REFs. Explode or sync needed members for
3968 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
3969 (scalarize_copy): Use REPLDUP.
3970 (scalarize_ldst): Move assert before dereference. Adjust EH
3972 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3974 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
3976 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
3977 Rename CR_* constants to CMP_*. Fix spacing.
3979 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3982 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
3983 to be processed with the special script doc/install.texi2html.
3985 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3987 * doc/invoke.texi (Wall): List the options enabled by Wall.
3988 (Wstrict-aliasing): Add missing @option.
3990 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
3992 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
3993 rather than gen_lowpart to change a register from DImode to DFmode.
3994 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
3995 both FROM and TO are integer modes that are no bigger than 4 bytes.
3996 (mips_mode_ok_for_mov_fmt_p): New function.
3997 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
3998 (mips_secondary_reload_class): Tweak formatting and comments.
3999 Use reg_class_subset_p instead of direct comparisons with
4000 classes. Only allow direct FPR<->FPR moves for modes that
4001 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
4002 for 4- and 8-byte types. Handle reloads in which X is an FPR.
4003 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
4004 (*movdi_64bit): Likewise.
4005 (*movsi_internal): Likewise.
4006 (*movhi_internal): Likewise.
4007 (*movqi_internal): Likewise.
4009 2007-09-30 Diego Novillo <dnovillo@google.com>
4012 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
4015 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
4017 PR tree-optimization/33597
4018 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
4019 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
4021 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
4023 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
4024 instead of variants of (!reload_in_progress && !reload_completed).
4025 (x86_expand_vector_move): Ditto.
4027 2007-09-28 Ollie Wild <aaw@google.com>
4030 2007-09-27 Ollie Wild <aaw@google.com>
4032 * varasm.c (compare_constant): Removed call to
4033 lang_hooks.expand_constant.
4034 (copy_constants): Removed call to lang_hooks.expand_constant.
4035 (compute_reloc_for_constant): Removed call to
4036 lang_hooks.expand_constant.
4037 (output_addressed_constants): Removed call to
4038 lang_hooks.expand_constant.
4039 (constructor_static_from_elts_p): Removed call to
4040 lang_hooks.expand_constant.
4041 (output_constant): Removed calls to lang_hooks.expand_constant.
4042 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4043 * langhooks-def.h (lhd_return_tree): Removed.
4044 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4045 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4046 * langhooks.c (lhd_return_tree): Removed.
4048 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
4051 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
4052 argument to gen_selb.
4054 2007-09-28 Chao-ying Fu <fu@mips.com>
4056 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
4057 * doc/libgcc.texi (Fixed-point fractional library routines):
4058 Fix typos for neg and cmp functions.
4060 2007-09-28 Michael Matz <matz@suse.de>
4062 PR rtl-optimization/33552
4063 * function.c (match_asm_constraints_1): Check for overlap in
4064 inputs and replace all occurences.
4066 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
4068 * config/mips/mips.c (override_options): Fix comment typo.
4070 2007-09-28 Jie Zhang <jie.zhang@analog.com>
4072 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
4073 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
4074 * config/bfin/t-bfin-linux (crti.o): Don't build.
4076 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4077 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
4079 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
4081 2007-09-27 Ollie Wild <aaw@google.com>
4083 * varasm.c (compare_constant): Removed call to
4084 lang_hooks.expand_constant.
4085 (copy_constants): Removed call to lang_hooks.expand_constant.
4086 (compute_reloc_for_constant): Removed call to
4087 lang_hooks.expand_constant.
4088 (output_addressed_constants): Removed call to
4089 lang_hooks.expand_constant.
4090 (constructor_static_from_elts_p): Removed call to
4091 lang_hooks.expand_constant.
4092 (output_constant): Removed calls to lang_hooks.expand_constant.
4093 * langhooks.h (struct lang_hooks): Removed field expand_constant.
4094 * langhooks-def.h (lhd_return_tree): Removed.
4095 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
4096 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
4097 * langhooks.c (lhd_return_tree): Removed.
4099 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4102 * expr.c (emit_group_load_1): Split constant double when destination
4103 length is half source length.
4105 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
4107 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
4108 (mips_cpu_info): Add tune_flags.
4109 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
4110 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
4112 (override_options): Remove deprecation code. Use branch-likely
4113 instructions for optimize_size or if the tuning flags do not
4114 suggest otherwise. Tweak warning.
4115 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
4117 2007-09-27 Matthias Klose <doko@ubuntu.com>
4119 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
4120 multilib osdirname if it exists.
4121 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
4123 2007-09-27 Ian Lance Taylor <iant@google.com>
4125 PR tree-optimization/33565
4126 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
4127 assignments of comparisons.
4128 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
4129 parameter. Change caller. Defer overflow warnings around call to
4131 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
4132 TREE_NO_WARNING is set on the statement.
4133 * tree-ssa-forwprop.c
4134 (tree_ssa_forward_propagate_single_use_vars): Don't test
4135 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
4136 * tree-cfg.c (fold_cond_expr_cond): Likewise.
4138 2007-09-27 Joseph Myers <joseph@codesourcery.com>
4140 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
4141 reduce offset by units of 0x10000 for SPE vector modes or modes
4142 used with E500 double instructions.
4144 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
4146 * simplify-rtx.c (comparison_result): New.
4147 (simplify_const_relational_operation): Use it instead of the five
4148 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
4149 Improve bounds-checking optimizations; remove subsumed POPCOUNT
4150 optimizations. Extract nonzero_address_p optimizations into a
4151 separate "if" together with optimizations where op1 is const0_rtx.
4152 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
4153 floating-point arguments too when appropriate. Hoist test for ABS
4154 outside the final switch statement.
4155 * cse.c (fold_rtx): Don't look for an IOR equivalent of
4156 folded_arg0 if we found a constant equivalent. Remove
4157 transformations done in simplify-rtx.c for "op0 RELOP op0".
4159 2007-09-27 Jakub Jelinek <jakub@redhat.com>
4161 * builtins.c (expand_builtin, expand_builtin_object_size,
4162 expand_builtin_memory_chk, maybe_emit_chk_warning,
4163 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
4165 * expr.c (expand_expr_real_1): Likewise.
4166 * langhooks-def.h (struct diagnostic_info): Add forward decl.
4167 (lhd_print_error_function): Add third argument.
4168 * langhooks.h (struct diagnostic_info): Add forward decl.
4169 (struct lang_hooks): Add third argument to print_error_function.
4170 * diagnostic.h (diagnostic_info): Add abstract_origin field.
4171 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
4173 (diagnostic_report_current_function): Likewise.
4174 * toplev.c (announce_function): Pass NULL as second argument to
4175 diagnostic_set_last_function.
4176 * diagnostic.c (diagnostic_report_current_function): Add second
4177 argument, pass it as third argument to lang_hooks.print_error_function.
4178 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
4179 to diagnostic_report_current_function.
4180 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
4181 and message.abstract_origin.
4182 (verbatim): Initialize abstract_origin.
4183 * pretty-print.h (text_info): Add abstract_origin field.
4184 * pretty-print.c (pp_base_format): Handle %K.
4185 * langhooks.c (lhd_print_error_function): Add third argument. If
4186 diagnostic->abstract_origin, print virtual backtrace.
4187 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
4188 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
4189 (init_dynamic_diag_info): Likewise.
4191 2007-09-26 David Daney <ddaney@avtrex.com>
4194 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
4195 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
4196 sync_old_nand<mode>, sync_new_nand<mode>,
4197 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
4198 Update length attributes.
4199 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
4200 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
4202 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
4203 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
4204 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
4207 2007-09-26 Richard Guenther <rguenther@suse.de>
4209 PR tree-optimization/33563
4210 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
4211 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
4213 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
4214 get_use_of_stmt_lhs.
4216 2007-09-26 Joseph Myers <joseph@codesourcery.com>
4219 * c-common.c (complete_array_type): Diagnose too-large arrays and
4220 set type to error_mark_node.
4222 2007-09-26 Richard Guenther <rguenther@suse.de>
4224 PR tree-optimization/30375
4225 PR tree-optimization/33560
4226 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
4230 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
4232 * tree-ssa-dse.c (aggregate_vardecl_d): New.
4233 (dse_global_data): Add aggregate_vardecl field.
4234 (dse_possible_dead_store_p): New.
4235 Add prev_defvar variable.
4236 Allow immediate uses and previous immediate uses to differ
4237 if they are setting different parts of the whole.
4238 (get_aggregate_vardecl): New.
4239 (dse_record_partial_aggregate_store): New.
4240 (dse_whole_aggregate_clobbered_p): New.
4241 (dse_partial_kill_p): New.
4242 Call dse_maybe_record_aggregate_store().
4243 When checking whether a STMT and its USE_STMT refer to the
4244 same memory address, check also for partial kills that clobber
4246 Move some variable definitions to the block where they are used.
4247 (aggregate_vardecl_hash): New.
4248 (aggregate_vardecl_eq): New.
4249 (aggregate_vardecl_free): New.
4250 (aggregate_whole_store_p): New.
4251 (tree_ssa_dse): Initialize and free aggregate_vardecl.
4252 Mark which aggregate stores we care about.
4254 2007-09-25 DJ Delorie <dj@redhat.com>
4257 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
4260 2007-09-25 Michael Meissner <michael.meissner@amd.com>
4263 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
4264 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
4265 for vector int32 -> int64 conversions. Don't write beyond the end
4266 of the allocated vector for int32 -> int64 conversions.
4268 2007-09-25 Revital Eres <eres@il.ibm.com>
4270 * config/rs6000/paired.h (paired_sel): New.
4271 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
4272 (rs6000_expand_ternop_builtin): Pass zero const_double operand
4273 when expanding selv2sf.
4274 * config/rs6000/rs6000.h (rs6000_builtins): Add
4275 PAIRED_BUILTIN_SELV2SF4.
4277 2007-09-25 Joseph Myers <joseph@codesourcery.com>
4280 * c-typeck.c (default_conversion): Call require_complete_type
4281 before perform_integral_promotions.
4282 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
4283 (build_c_cast): Call require_complete_type except for casts to
4285 (convert_for_assignment): Call require_complete_type.
4287 2007-09-25 Revital Eres <eres@il.ibm.com>
4289 * config/spu/spu.md: Fix doloop pattern.
4291 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
4293 * config/bfin/bfin.c (expand_prologue_reg_save,
4294 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
4295 and ASTAT moved here...
4296 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
4297 ... from here. New argument ALL; callers changed.
4298 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
4299 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
4300 have the "saveall" attribute.
4302 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
4304 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
4306 (INCOMING_REGNO, OUTGOING_REGNO): Define.
4307 * config/mmix/mmix.c (mmix_opposite_regno): New function.
4308 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
4310 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
4311 with REG_P tests before REGNO access.
4313 2007-09-24 DJ Delorie <dj@redhat.com>
4316 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
4318 (movqicc_<code>_<mode>): Likewise.
4319 (movhicc_<code>_<mode>): Likewise.
4321 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
4324 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
4325 register for reload.
4327 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
4330 * config/i386/i386.c (ix86_comp_type_attributes): Check
4333 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4335 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
4336 "move.l %a4,%a4" to produce nops.
4337 * config/m68k/m68k.c (override_options): Reset align options,
4338 if neccessary align macro isn't avaible.
4340 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4342 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
4344 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4346 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
4348 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
4349 reload is completed.
4350 (peephole pattern): Convert most of them to RTL peephole pattern.
4352 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4354 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
4355 (moved from fp compare patterns).
4356 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
4357 Cleanup predicates to relieve reload.
4358 (conditional_trap): Reject conditional trap with fp condition.
4359 * config/m68k/predicates.md (fp_src_operand): New, reject
4360 certain constants early.
4362 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
4364 * final.c (final_scan_insn): Remove accidentally duplicated code.
4366 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4368 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
4369 Allow --with-tune=cell and --with-cpu=cell.
4371 2007-09-24 David Edelsohn <edelsohn@gnu.org>
4373 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
4374 * config/rs6000/rs6000.opt (swdiv): Change option to ...
4376 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
4378 (TARGET_BUILTIN_RECIPROCAL): Use it.
4379 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
4380 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
4381 (rs6000_emit_swrsqrtsf): New.
4382 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
4384 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
4385 (divsf3): Remove swdiv support.
4388 (rsqrt_internal1): New.
4389 (divdf3): Remove swdiv support.
4392 2007-09-24 Jakub Jelinek <jakub@redhat.com>
4395 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
4397 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
4398 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
4399 * tree.c (type_hash_eq): For FUNCTION_TYPE use
4400 lang_hooks.type.type_hash_eq in addition to generic tests.
4402 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
4403 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
4405 * tree-inline.h (eni_weights): Add field target_builtin_cost to
4406 reflect the cost per call to a target specific builtin.
4407 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
4408 call to a target specific builtin, then use target_builtin_call_cost.
4409 (init_inline_once): Initialize target_builtin_call_cost field.
4411 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
4414 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
4417 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
4419 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
4420 * configure: Regenerated.
4422 2007-09-23 Ollie Wild <aaw@google.com>
4424 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
4426 (get_pointer_modulus_and_residue): New function.
4428 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4430 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
4431 combine an SC return value into a single register.
4433 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4435 * opth-gen.awk (target_flags_explicit): Declare.
4436 * toplev.h (target_flags_explicit): Delete declaration.
4437 * toplev.c (target_flags): Likewise.
4438 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
4439 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
4440 Never return true for TARGET_MIPS16.
4441 * config/mips/mips.c (mips_llsc): Delete.
4442 (mips_handle_option): Remove -mllsc handling.
4443 (mips_strip_unspec_address): Tweak comment.
4444 * config/mips/mips.opt (mllsc): Use a target mask.
4446 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4448 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
4449 word_mode as well as Pmode.
4451 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4453 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
4454 parameters from word_mode to the subword type if such a truncation
4457 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4459 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
4460 * configure: Regenerated.
4462 2007-09-23 Jan Hubicka <jh@suse.cz>
4464 * params.def (INLINE_CALL_COST): Set to 12.
4465 * invoke.texi (inline-call-cost): Update default value.
4467 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
4469 * config/alpha/alpha.md (movti): Use operand_subword for the split.
4471 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
4472 Revital Eres <eres@il.ibm.com>
4474 * modulo-sched.c (doloop_register_get): Rewrite the loop which
4475 checks whether the count_reg is found outside the control part.
4477 2007-09-23 Jakub Jelinek <jakub@redhat.com>
4479 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
4480 instead of checking CALL_EXPR_FN directly to test for builtins.
4481 If error or warning attributes are present, print
4482 error resp. warning.
4483 * c-common.c (handle_error_attribute): New function.
4484 (c_common_attribute_table): Add error and warning
4486 * doc/extend.texi: Document error and warning attributes.
4488 * tree.h (block_nonartificial_location): New prototype.
4489 * tree.c (block_nonartificial_location): New function.
4490 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
4491 if artificial attribute is present on abstract inline decl.
4492 * c-common.c (handle_artificial_attribute): New function.
4493 (c_common_attribute_table): Add artificial attribute.
4494 * final.c (override_filename, override_linenum): New variables.
4495 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
4496 and override_linenum if inside of a block inlined from
4497 __attribute__((__artificial__)) function.
4498 (notice_source_line): Honor override_filename and override_linenum.
4499 * doc/extend.texi: Document __attribute__((__artificial__)).
4500 * config/i386/emmintrin.h: Add __artificial__ attribute to
4501 all __always_inline__ functions.
4502 * config/i386/mmintrin.h: Likewise.
4503 * config/i386/tmmintrin.h: Likewise.
4504 * config/i386/mm3dnow.h: Likewise.
4505 * config/i386/pmmintrin.h: Likewise.
4506 * config/i386/ammintrin.h: Likewise.
4507 * config/i386/xmmintrin.h: Likewise.
4508 * config/i386/smmintrin.h: Likewise.
4509 * config/i386/bmmintrin.h: Likewise.
4510 * config/i386/mmintrin-common.h: Likewise.
4513 * expr.c (expand_constructor): New function.
4514 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
4515 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
4518 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4520 * config/mips/mips.c (dump_constants_1): Generalize to include
4521 fractional and accumulator modes.
4523 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
4525 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
4526 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
4528 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
4529 TARGET_HARD_FLOAT when testing whether -mpaired-single is
4531 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
4533 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
4535 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
4536 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
4538 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
4539 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
4540 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
4542 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
4544 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
4545 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
4546 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
4548 2007-09-22 Jason Merrill <jason@redhat.com>
4551 * attribs.c (lookup_attribute_spec): Split out...
4552 (decl_attributes): From here.
4553 * tree.h: Declare it.
4555 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4557 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
4559 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4561 * tree-inline.c (remap_type_1): Correctly chain variants.
4563 2007-09-22 Richard Guenther <rguenther@suse.de>
4565 PR tree-optimization/33146
4566 * fold-const.c (fold_binary): Use the original tree
4568 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
4569 also changes "sign".
4571 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
4574 * except.c (finish_eh_generation): Call commit_edge_insertions if
4575 there are insns queued on the entry edge.
4576 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
4579 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
4581 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
4583 2007-09-19 Michael Meissner <michael.meissner@amd.com>
4585 * config/i386/i386.c: Delete trailing whitespace.
4586 * config/i386/i386.h: Ditto.
4587 * config/i386/bmmintrin.h: Ditto.
4588 * config/i386/sync.md: Ditto.
4589 * config/i386/ppro.md: Ditto.
4590 * config/i386/mmx.md: Ditto.
4591 * config/i386/constraints.md: Ditto.
4592 * config/i386/sse.md: Ditto.
4593 * config/i386/athlon.md: Ditto.
4594 * config/i386/i386.md: Ditto.
4596 2007-09-21 Richard Guenther <rguenther@suse.de>
4598 PR tree-optimization/33508
4599 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
4600 quadratic loop by keeping a bitmap of variables we have
4601 to clobber all subvariables for.
4602 (set_initial_properties): Likewise.
4604 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
4606 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
4608 2007-09-20 Nigel Stephens <nigel@mips.com>
4609 Chao-ying Fu <fu@mips.com>
4611 * c-decl.c (finish_declspecs): When _Sat is used without
4612 _Fract or _Accum, set the default type to cts_fract.
4613 This avoids a warning of "type defaults to int".
4615 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4617 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
4618 bit-fields wider than one bit.
4620 2007-09-20 Jakub Jelinek <jakub@redhat.com>
4623 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
4625 * dbxout.c (dbxout_type): Likewise.
4629 * gimplify.c (gimplify_vla_decl): New function.
4630 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
4632 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
4634 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4636 * doc/invoke.texi (-minterlink-mips16): Document.
4637 * config/mips/mips.opt (minterlink-mips16): New option.
4638 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
4641 2007-09-20 Joseph Myers <joseph@codesourcery.com>
4643 * doc/extend.texi (Attribute Syntax): Remove old speculative
4646 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
4648 * combine.c: Include cgraph.h.
4649 (setup_incoming_promotions): Rework to allow more aggressive
4650 elimination of sign extensions when all call sites of the
4651 current function are known to lie within the current unit.
4653 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
4655 * dse.c (find_shift_sequence): No-op rework of control flow.
4657 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
4659 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
4660 GPR for DCmode on 64-bit targets. Remove redundant fallback.
4662 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4664 * cfgexpand.c (dump_stack_var_partition): Use the correct
4665 index for the offset.
4667 2007-09-19 Joseph Myers <joseph@codesourcery.com>
4669 * config/mips/sde.h: Switch to GPLv3.
4671 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
4673 * tree-sra.c (decide_block_copy): Decide if there are groups.
4675 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
4677 * config/m68k/m68k.c (output_move_himode): Remove jump table
4679 config/m68k/m68k.md (lea): Likewise.
4680 * config/m68k/m68k.c (print_operand_address): Use simple pc
4681 relative addressing.
4683 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
4685 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
4686 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
4688 (asm_insn_count): Pass template as second argument to it.
4689 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4690 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4691 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4692 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4693 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
4694 (sh_insn_length_adjustment): Pass template as second argument to it.
4695 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
4697 * config/bfin/bfin.md (define_asm_attributes): New.
4699 2007-09-19 Jie Zhang <jie.zhang@analog.com>
4701 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
4703 * config/bfin/print-sysroot-suffix.sh: New.
4704 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
4705 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4706 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4707 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
4708 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4709 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4710 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
4711 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
4712 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
4713 (linux-sysroot-suffix.h): New target.
4714 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
4715 (mspecld-anomaly): Likewise.
4716 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
4717 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
4718 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
4719 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
4720 (bfin_si_revision): Declare.
4721 (bfin_workarounds): Declare.
4722 (WA_SPECULATIVE_LOADS): Define.
4723 (ENABLE_WA_SPECULATIVE_LOADS): Define.
4724 (WA_SPECULATIVE_SYNCS): Define.
4725 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
4726 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
4727 (LIB_SPEC): Add %s to the linker scripts.
4728 Use proper linker script for bf522, bf525, bf527,
4729 bf538, bf539, bf542, bf544, bf548, and bf549.
4730 * config/bfin/bfin.c (bfin_si_revision): Define.
4731 (bfin_workarounds): Define.
4732 (struct bfin_cpu): New.
4734 (bfin_handle_option): Handle silicon revision part of -mcpu option.
4735 (override_options): Set bfin_workarounds.
4736 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
4737 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
4738 ENABLE_WA_SPECULATIVE_LOADS.
4739 (bfin_reorg): Likewise.
4740 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
4741 macros for bf522, bf525, bf527, bf538, bf539,
4742 bf542, bf544, bf548, and bf549.
4743 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
4744 Don't define __ID_SHARED_LIB__ when -msep-data.
4745 (TARGET_DEFAULT): Define as 0.
4746 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
4747 * doc/invoke.texi (Blackfin Options): Document silicon
4748 revision part of -mcpu option and it now accepts bf522, bf525,
4749 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
4751 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4753 * alias.c (memory_modified_1): Deconstify.
4754 (memory_modified_in_insn_p): Don't use const_note_stores.
4755 * rtl.h (const_note_stores): Delete.
4756 * rtlanal.c (const_note_stores): Likewise.
4758 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4760 * dse.c (find_shift_sequence): Temporarily revert to forbidding
4763 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
4767 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
4768 (addsi_small_int): Likewise.
4769 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
4770 (one_cmplsi2): Likewise.
4772 (enter_func): Expand insn using hard_frame_pointer_rtx and
4775 * config/fr30/fr30.c (fr30_expand_prologue): Check for
4776 hard_frame_pointer_rtx instead of using REGNO() check.
4777 Properly sign extend GEN_INT() argument.
4779 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
4781 * config/m68k/m68k.c (override_options): Remove USE_GAS,
4783 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
4784 alternatives with just jcc.
4785 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
4786 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
4787 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
4788 dbge_hi, dbge_si): Likewise.
4790 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
4792 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
4793 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
4794 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
4795 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
4796 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
4798 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
4800 * config/m68k/m68k-devices.def (51qe): New device.
4801 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
4802 to all uses of FL_FOR_isa_c for compatibility.
4803 (all_microarchs): Add cfv1 microarchitecture.
4804 (m68k_handle_option): Handle m51qe option.
4805 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
4806 (TUNE_CFV1): New macro.
4807 (enum uarch_type): Add ucfv1.
4808 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
4810 2007-09-18 Richard Guenther <rguenther@suse.de>
4812 PR tree-optimization/31863
4813 * tree-ssa-structalias.c (create_variable_info_for): Always
4814 free the fieldstack.
4816 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
4818 * opts.c (decode_options): Enable vectorization under -O3.
4820 2007-09-18 Richard Guenther <rguenther@suse.de>
4822 PR tree-optimization/33340
4823 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
4824 SSA_NAMEs that occur in abnormal PHI nodes.
4826 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4828 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
4829 Don't use const_get_call_expr_in.
4830 * tree-gimple.c (const_get_call_expr_in): Delete.
4831 * tree-gimple.h (const_get_call_expr_in): Likewise.
4833 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4835 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
4836 not yet have a basic block.
4837 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
4839 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
4841 * config/mips/mips.c (mips_file_start): Add ".previous" directives
4842 to both ".section"s.
4844 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
4846 * config/mips/mips.c (mips_output_mi_thunk): Use
4847 mips_function_ok_for_sibcall and const_call_insn_operand
4848 to determine if a direct sibcall is allowed. Use
4849 mips_classify_symbol to determine a global pointer is needed.
4851 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
4853 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
4855 2007-09-17 Chao-ying Fu <fu@mips.com>
4856 Nigel Stephens <nigel@mips.com>
4858 * config/fixed-bit.h: New file.
4859 * config/fixed-bit.c: New file.
4860 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
4862 2007-09-18 Jakub Jelinek <jakub@redhat.com>
4864 * c-format.h (format_kind_info): Add alloc_char field.
4865 * c-format.c (scanf_flag_specs): Add 'm'.
4866 (scanf_flag_pairs): Add 'a', 'm' pair.
4867 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
4868 (format_types_orig): Add alloc_char fields.
4869 (check_format_info_main): Rename aflag to alloc_flag.
4870 Handle fki->alloc_char. modifier after width and before length
4871 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
4872 length modifiers as well.
4873 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
4876 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
4877 returned by build_call_expr.
4879 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4881 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
4882 NULL for variable-sized records too.
4883 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
4885 2007-09-17 Tom Tromey <tromey@redhat.com>
4887 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
4888 (c_builtin_function): Likewise.
4889 (grokdeclarator): Likewise.
4891 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
4893 PR rtl-optimization/26449
4894 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
4895 (seq_insns_valid_p): Removed.
4897 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4899 * tree-nomudflap.c (gate_mudflap): New static function.
4900 (pass_mudflap_1): Use it as gate function.
4901 (pass_mudflap_2): Likewise.
4903 2007-09-17 Jan Hubicka <jh@suse.cz>
4907 * loop-invariant.c (move_invariant_reg): Unshare sequence.
4909 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
4911 PR tree-optimization/33319
4912 * tree-vect-analyze.c (vect_same_range_drs): New.
4913 (vect_vfa_range_equal): New.
4914 (vect_is_duplicate_ddr): Removed.
4915 (vect_mark_for_runtime_alias_test): Do not perform marking when
4916 optimizing for size or max_param for alias checking is zero.
4917 Move the function before vect_analyze_data_ref_dependence.
4918 (vect_analyze_data_ref_dependence): Add call to
4919 vect_mark_for_runtime_alias_test in two cases when dependence
4921 (vect_analyze_data_ref_dependences): Do not call to
4922 vect_mark_for_runtime_alias_test.
4923 (vect_prune_runtime_alias_test_list): New.
4924 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
4925 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4926 Update vec_outside_cost.
4927 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
4928 (vect_create_cond_for_alias_checks): Build the base address of data
4929 reference from DR_GROUP_FIRST_DR.
4930 (vect_loop_versioning): New.
4931 (vect_transform_loop): Add a call to vect_loop_versioning.
4932 Remove factored out code.
4934 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4937 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
4940 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4942 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
4943 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
4944 Fix the call to insn_rtx_cost. Skip access sizes that require a
4945 real truncation of the store register. Use convert_move instead
4946 of gen_lowpart when narrowing the result.
4947 (replace_read): Use convert_move instead of gen_lowpart when
4948 narrowing the store rhs.
4950 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4952 * config/mips/mips.md (SHORT): Fix long line.
4953 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
4954 to QImode and HImode.
4956 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4958 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
4960 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
4962 * tree-parloops.c: New file.
4963 * tree-ssa-operands.h (free_stmt_operands): Declare.
4964 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
4966 * tree-pass.h (pass_parallelize_loops): Declare.
4967 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
4969 (build_omp_regions_1): Allow analysing just a single OMP region and
4971 ( build_omp_regions_root, omp_expand_local): New functions.
4972 (build_omp_regions): Add argument to build_omp_regions_1 call.
4973 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
4974 autoparallelization is run.
4975 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
4976 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
4977 pass_parallelize_loops): New.
4978 * common.opt (ftree-parallelize-loops): New.
4979 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
4980 parallelize_loops): Declare.
4981 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
4982 * Makefile.in (tree-parloops.o): Added.
4983 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
4985 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
4986 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
4987 one extra edge as well.
4988 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
4989 Use VEC_free to free doms vector.
4990 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
4991 operands. Recompute operand caches in the new function.
4992 (move_sese_region_to_fn): Update loop info.
4993 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
4994 * tree-ssa-operands.c (free_stmt_operands): New function.
4996 * doc/passes.texi: Document autoparallelization.
4997 * doc/invoke.texi (-ftree-parallelize-loops): New option.
4999 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5002 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
5005 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
5007 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
5008 the VEC is not NULL.
5009 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
5010 get_vectype_for_scalar_type succeeded.
5011 (vectorizable_conversion): Likewise.
5013 2007-09-14 Jan Hubicka <jh@suse.cz>
5015 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
5018 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
5021 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
5022 register when operands[2] equals operands[1].
5023 (remainderxf3): Ditto.
5025 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
5026 Nigel Stephens <nigel@mips.com>
5028 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
5029 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
5030 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
5032 (_Unwind_ForcedUnwind): Likewise.
5033 (_Unwind_Resume): Likewise.
5034 (_Unwind_Resume_or_Rethrow): Likewise.
5035 (_Unwind_Backtrace): Likewise.
5036 (_Unwind_SjLj_RaiseException): Likewise.
5037 (_Unwind_SjLj_ForcedUnwind): Likewise.
5038 (_Unwind_SjLj_Resume): Likewise.
5039 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
5040 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
5042 (_Unwind_ForcedUnwind): Likewise.
5043 (_Unwind_Resume): Likewise.
5044 (_Unwind_Resume_or_Rethrow): Likewise.
5045 (_Unwind_Backtrace): Likewise.
5046 * unwind-compat.c (_Unwind_Backtrace): Likewise.
5047 (_Unwind_ForcedUnwind): Likewise.
5048 (_Unwind_RaiseException): Likewise.
5049 (_Unwind_Resume): Likewise.
5050 (_Unwind_Resume_or_Rethrow): Likewise.
5052 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
5053 nomips16 mode when IN_LIBGCC2 with hard float.
5055 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
5057 * config/mips/sdemtk.opt: Update to GPLv3.
5058 * config/mips/sdemtk.h: Likewise.
5060 2007-09-14 Nigel Stephens <nigel@mips.com>
5062 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
5063 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
5064 for mipsisa32-*-linux*.
5066 2007-09-14 Nigel Stephens <nigel@mips.com>
5067 David Ung <davidu@mips.com>
5068 Thiemo Seufer <ths@mips.com>
5069 Richard Sandiford <richard@codesourcery.com>
5071 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
5072 * configure.ac: Add a mipssde threading type.
5073 * configure: Regenerate.
5074 * config/mips/sdemtk.h: New file.
5075 * config/mips/t-sdemtk: Likewise.
5076 * config/mips/sdemtk.opt: Likewise.
5077 * gthr-mipssde.h: Likewise.
5078 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
5079 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
5080 (MIPS_ICACHE_SYNC): New macro, split from ...
5081 * config/mips/mips.md (clear_cache): ...here.
5082 * config/mips/mips.c (mips_save_reg_p): Check
5083 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
5084 (build_mips16_function_stub): Use targetm.strip_name_encoding.
5085 (build_mips16_call_stub): Likewise.
5087 2007-09-14 Richard Sandiford <richard@codesourcery.com>
5089 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
5091 2007-09-14 Jakub Jelinek <jakub@redhat.com>
5094 * config/ia64/ia64.c (find_gr_spill): Don't decrement
5095 current_frame_info.n_local_regs. Don't return emitted local
5097 (ia64_compute_frame_size): Improve unwind hack to put
5098 RP, PFS, FP in that order by allowing some of the registers
5099 been already emitted, as long as they are emitted to the
5102 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5104 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
5105 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
5106 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
5108 2007-09-13 Eric Christopher <echristo@apple.com>
5109 Kenneth Zadeck <zadeck@naturalbridge.com>
5111 * dse.c (find_shift_sequence): New function.
5112 (replace_read): Add case to remove read if it requires shift.
5113 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
5115 2007-09-13 Tom Tromey <tromey@redhat.com>
5117 * c-common.c (fname_as_string): Update.
5118 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
5119 (c_lex_one_token): Update. Add 'parser' argument.
5120 (c_parser_simple_asm_expr): Update.
5121 (c_parser_attributes): Update.
5122 (c_parser_asm_statement): Update.
5123 (c_parser_asm_operands): Update.
5124 (c_parser_peek_token): Update.
5125 (c_parser_peek_2nd_token): Update.
5126 * c-lex.c (c_lex_string_translate): Remove.
5127 (c_lex_return_raw_strings): Likewise.
5128 (c_lex_with_flags): Added 'lex_flags' argument.
5129 (lex_string): Added 'translate' argument.
5130 * c-pragma.h (c_lex_with_flags): Update.
5131 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
5132 (C_LEX_STRING_NO_TRANSLATE): New define.
5133 (C_LEX_RAW_STRINGS): Likewise.
5135 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5138 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
5139 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
5140 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
5141 (bfin_init_builtins): Initialize __builtin_bfin_ones,
5142 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
5143 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
5144 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
5145 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
5146 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
5147 (bdesc_1arg): Add __builtin_bfin_ones.
5148 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
5149 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
5150 and __builtin_bfin_csqu_fr16.
5151 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
5152 (ones): New define_insn.
5153 (ssaddhi3_parts): New define_insn.
5154 (sssubhi3_parts): New define_insn.
5155 (flag_mulhi_parts): New define_insn.
5157 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
5159 * common.opt (femit-class-debug-always): Turn off by default.
5161 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
5163 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
5164 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
5166 2007-09-13 James E. Wilson <wilson@specifix.com>
5168 PR tree-optimization/33389
5169 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
5170 then set build_loads before returning.
5172 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
5173 David Ung <davidu@mips.com>
5175 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
5176 {d}addiu and a negative immediate such that it works with MIPS16
5179 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
5182 * configure.ac (ld_vers): Support Linux linker.
5183 * configure: Regenerated.
5185 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5186 Sandra Loosemore <sandra@codesourcery.com>
5188 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
5189 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
5190 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
5191 nomips16 into decl attributes.
5192 (TARGET_INSERT_ATTRIBUTES): Override.
5193 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
5194 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
5195 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
5196 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
5197 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
5198 (mips_use_mips16_mode_p): Reimplement as a function that takes
5199 a decl and considers only decl attributes. If the decl is nested
5200 function, use its parent attributes.
5201 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
5202 instead of SYMBOL_REF_MIPS16_FUNC_P.
5203 (mips_set_mips16_mode): Move call to sorry here from old
5204 mips_use_mips16_mode_p.
5205 (mflip_mips16_entry): New structure.
5206 (mflip_mips16_htab): New variable.
5207 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
5208 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
5209 (mips_merge_decl_attributes): New function.
5210 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
5211 Use mips_use_mips16_mode_p.
5212 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
5213 SYMBOL_REF_MIPS16_FUNC_P.
5214 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
5216 2007-09-13 Richard Sandiford <richard@codesourcery.com>
5218 * c-parser.c (c_parser_struct_declaration): Check for a null return.
5220 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5223 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
5225 2007-09-12 Michael Meissner <michael.meissner@amd.com>
5226 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5227 Tony Linthicum <tony.linthicum@amd.com>
5229 * tree.h (function_args_iterator): New type to iterate over
5231 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
5232 function arguments providing a pointer to the argument.
5233 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
5234 function arguments providing the argument.
5235 (function_args_iter_init): Inline function to initialize
5236 function_args_iterator.
5237 (function_args_iter_cond_ptr): Inline function to return the next
5238 pointer to hold the argument.
5239 (function_args_iter_cond): Inline function to return the next
5241 (function_args_iter_cond_next): Advance the function args
5243 (stdarg_p): New function, return true if variable argument
5245 (prototype_p): New function, return true if function is
5247 (function_args_count): New function, count the number of arguments
5250 * tree.c (stdarg_p): New function, return true if variable
5252 (prototype_p): New function, return true if function is
5255 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
5256 (TARGET_ROUND): New macro for the round/ptest instructions which
5257 are shared between SSE4.1 and SSE5.
5258 (OPTION_MASK_ISA_ROUND): Ditto.
5259 (OPTION_ISA_ROUND): Ditto.
5260 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
5261 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
5263 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
5264 (-mfused-madd): New switch to give users control over whether the
5265 compiler optimizes to use the multiply/add SSE5 instructions.
5267 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
5268 m_ATHLON_K8_AMDFAM10, and change all uses.
5269 (enum pta_flags): Add PTA_SSE5.
5270 (ix86_handle_option): Turn off 3dnow if -msse5.
5271 (override_options): Add SSE5 support.
5272 (print_operand): %Y prints comparison codes for SSE5 com/pcom
5274 (ix86_expand_sse_movcc): Add SSE5 support.
5275 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
5276 vector type to the next largest size.
5277 (ix86_expand_sse5_pack): New function to use pperm to pack a
5278 vector type to the next smallest size.
5279 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
5280 (IX86_BUILTIN_FMADDSD): Ditto.
5281 (IX86_BUILTIN_FMADDPS): Ditto.
5282 (IX86_BUILTIN_FMADDPD): Ditto.
5283 (IX86_BUILTIN_FMSUBSS): Ditto.
5284 (IX86_BUILTIN_FMSUBSD): Ditto.
5285 (IX86_BUILTIN_FMSUBPS): Ditto.
5286 (IX86_BUILTIN_FMSUBPD): Ditto.
5287 (IX86_BUILTIN_FNMADDSS): Ditto.
5288 (IX86_BUILTIN_FNMADDSD): Ditto.
5289 (IX86_BUILTIN_FNMADDPS): Ditto.
5290 (IX86_BUILTIN_FNMADDPD): Ditto.
5291 (IX86_BUILTIN_FNMSUBSS): Ditto.
5292 (IX86_BUILTIN_FNMSUBSD): Ditto.
5293 (IX86_BUILTIN_FNMSUBPS): Ditto.
5294 (IX86_BUILTIN_FNMSUBPD): Ditto.
5295 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
5296 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
5297 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
5298 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
5299 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
5300 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
5301 (IX86_BUILTIN_PPERM): Ditto.
5302 (IX86_BUILTIN_PERMPS): Ditto.
5303 (IX86_BUILTIN_PERMPD): Ditto.
5304 (IX86_BUILTIN_PMACSSWW): Ditto.
5305 (IX86_BUILTIN_PMACSWW): Ditto.
5306 (IX86_BUILTIN_PMACSSWD): Ditto.
5307 (IX86_BUILTIN_PMACSWD): Ditto.
5308 (IX86_BUILTIN_PMACSSDD): Ditto.
5309 (IX86_BUILTIN_PMACSDD): Ditto.
5310 (IX86_BUILTIN_PMACSSDQL): Ditto.
5311 (IX86_BUILTIN_PMACSSDQH): Ditto.
5312 (IX86_BUILTIN_PMACSDQL): Ditto.
5313 (IX86_BUILTIN_PMACSDQH): Ditto.
5314 (IX86_BUILTIN_PMADCSSWD): Ditto.
5315 (IX86_BUILTIN_PMADCSWD): Ditto.
5316 (IX86_BUILTIN_PHADDBW): Ditto.
5317 (IX86_BUILTIN_PHADDBD): Ditto.
5318 (IX86_BUILTIN_PHADDBQ): Ditto.
5319 (IX86_BUILTIN_PHADDWD): Ditto.
5320 (IX86_BUILTIN_PHADDWQ): Ditto.
5321 (IX86_BUILTIN_PHADDDQ): Ditto.
5322 (IX86_BUILTIN_PHADDUBW): Ditto.
5323 (IX86_BUILTIN_PHADDUBD): Ditto.
5324 (IX86_BUILTIN_PHADDUBQ): Ditto.
5325 (IX86_BUILTIN_PHADDUWD): Ditto.
5326 (IX86_BUILTIN_PHADDUWQ): Ditto.
5327 (IX86_BUILTIN_PHADDUDQ): Ditto.
5328 (IX86_BUILTIN_PHSUBBW): Ditto.
5329 (IX86_BUILTIN_PHSUBWD): Ditto.
5330 (IX86_BUILTIN_PHSUBDQ): Ditto.
5331 (IX86_BUILTIN_PROTB): Ditto.
5332 (IX86_BUILTIN_PROTW): Ditto.
5333 (IX86_BUILTIN_PROTD): Ditto.
5334 (IX86_BUILTIN_PROTQ): Ditto.
5335 (IX86_BUILTIN_PROTB_IMM): Ditto.
5336 (IX86_BUILTIN_PROTW_IMM): Ditto.
5337 (IX86_BUILTIN_PROTD_IMM): Ditto.
5338 (IX86_BUILTIN_PROTQ_IMM): Ditto.
5339 (IX86_BUILTIN_PSHLB): Ditto.
5340 (IX86_BUILTIN_PSHLW): Ditto.
5341 (IX86_BUILTIN_PSHLD): Ditto.
5342 (IX86_BUILTIN_PSHLQ): Ditto.
5343 (IX86_BUILTIN_PSHAB): Ditto.
5344 (IX86_BUILTIN_PSHAW): Ditto.
5345 (IX86_BUILTIN_PSHAD): Ditto.
5346 (IX86_BUILTIN_PSHAQ): Ditto.
5347 (IX86_BUILTIN_FRCZSS): Ditto.
5348 (IX86_BUILTIN_FRCZSD): Ditto.
5349 (IX86_BUILTIN_FRCZPS): Ditto.
5350 (IX86_BUILTIN_FRCZPD): Ditto.
5351 (IX86_BUILTIN_CVTPH2PS): Ditto.
5352 (IX86_BUILTIN_CVTPS2PH): Ditto.
5353 (IX86_BUILTIN_COMEQSS): Ditto.
5354 (IX86_BUILTIN_COMNESS): Ditto.
5355 (IX86_BUILTIN_COMLTSS): Ditto.
5356 (IX86_BUILTIN_COMLESS): Ditto.
5357 (IX86_BUILTIN_COMGTSS): Ditto.
5358 (IX86_BUILTIN_COMGESS): Ditto.
5359 (IX86_BUILTIN_COMUEQSS): Ditto.
5360 (IX86_BUILTIN_COMUNESS): Ditto.
5361 (IX86_BUILTIN_COMULTSS): Ditto.
5362 (IX86_BUILTIN_COMULESS): Ditto.
5363 (IX86_BUILTIN_COMUGTSS): Ditto.
5364 (IX86_BUILTIN_COMUGESS): Ditto.
5365 (IX86_BUILTIN_COMORDSS): Ditto.
5366 (IX86_BUILTIN_COMUNORDSS): Ditto.
5367 (IX86_BUILTIN_COMFALSESS): Ditto.
5368 (IX86_BUILTIN_COMTRUESS): Ditto.
5369 (IX86_BUILTIN_COMEQSD): Ditto.
5370 (IX86_BUILTIN_COMNESD): Ditto.
5371 (IX86_BUILTIN_COMLTSD): Ditto.
5372 (IX86_BUILTIN_COMLESD): Ditto.
5373 (IX86_BUILTIN_COMGTSD): Ditto.
5374 (IX86_BUILTIN_COMGESD): Ditto.
5375 (IX86_BUILTIN_COMUEQSD): Ditto.
5376 (IX86_BUILTIN_COMUNESD): Ditto.
5377 (IX86_BUILTIN_COMULTSD): Ditto.
5378 (IX86_BUILTIN_COMULESD): Ditto.
5379 (IX86_BUILTIN_COMUGTSD): Ditto.
5380 (IX86_BUILTIN_COMUGESD): Ditto.
5381 (IX86_BUILTIN_COMORDSD): Ditto.
5382 (IX86_BUILTIN_COMUNORDSD): Ditto.
5383 (IX86_BUILTIN_COMFALSESD): Ditto.
5384 (IX86_BUILTIN_COMTRUESD): Ditto.
5385 (IX86_BUILTIN_COMEQPS): Ditto.
5386 (IX86_BUILTIN_COMNEPS): Ditto.
5387 (IX86_BUILTIN_COMLTPS): Ditto.
5388 (IX86_BUILTIN_COMLEPS): Ditto.
5389 (IX86_BUILTIN_COMGTPS): Ditto.
5390 (IX86_BUILTIN_COMGEPS): Ditto.
5391 (IX86_BUILTIN_COMUEQPS): Ditto.
5392 (IX86_BUILTIN_COMUNEPS): Ditto.
5393 (IX86_BUILTIN_COMULTPS): Ditto.
5394 (IX86_BUILTIN_COMULEPS): Ditto.
5395 (IX86_BUILTIN_COMUGTPS): Ditto.
5396 (IX86_BUILTIN_COMUGEPS): Ditto.
5397 (IX86_BUILTIN_COMORDPS): Ditto.
5398 (IX86_BUILTIN_COMUNORDPS): Ditto.
5399 (IX86_BUILTIN_COMFALSEPS): Ditto.
5400 (IX86_BUILTIN_COMTRUEPS): Ditto.
5401 (IX86_BUILTIN_COMEQPD): Ditto.
5402 (IX86_BUILTIN_COMNEPD): Ditto.
5403 (IX86_BUILTIN_COMLTPD): Ditto.
5404 (IX86_BUILTIN_COMLEPD): Ditto.
5405 (IX86_BUILTIN_COMGTPD): Ditto.
5406 (IX86_BUILTIN_COMGEPD): Ditto.
5407 (IX86_BUILTIN_COMUEQPD): Ditto.
5408 (IX86_BUILTIN_COMUNEPD): Ditto.
5409 (IX86_BUILTIN_COMULTPD): Ditto.
5410 (IX86_BUILTIN_COMULEPD): Ditto.
5411 (IX86_BUILTIN_COMUGTPD): Ditto.
5412 (IX86_BUILTIN_COMUGEPD): Ditto.
5413 (IX86_BUILTIN_COMORDPD): Ditto.
5414 (IX86_BUILTIN_COMUNORDPD): Ditto.
5415 (IX86_BUILTIN_COMFALSEPD): Ditto.
5416 (IX86_BUILTIN_COMTRUEPD): Ditto.
5417 (IX86_BUILTIN_PCOMEQUB): Ditto.
5418 (IX86_BUILTIN_PCOMNEUB): Ditto.
5419 (IX86_BUILTIN_PCOMLTUB): Ditto.
5420 (IX86_BUILTIN_PCOMLEUB): Ditto.
5421 (IX86_BUILTIN_PCOMGTUB): Ditto.
5422 (IX86_BUILTIN_PCOMGEUB): Ditto.
5423 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
5424 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
5425 (IX86_BUILTIN_PCOMEQUW): Ditto.
5426 (IX86_BUILTIN_PCOMNEUW): Ditto.
5427 (IX86_BUILTIN_PCOMLTUW): Ditto.
5428 (IX86_BUILTIN_PCOMLEUW): Ditto.
5429 (IX86_BUILTIN_PCOMGTUW): Ditto.
5430 (IX86_BUILTIN_PCOMGEUW): Ditto.
5431 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
5432 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
5433 (IX86_BUILTIN_PCOMEQUD): Ditto.
5434 (IX86_BUILTIN_PCOMNEUD): Ditto.
5435 (IX86_BUILTIN_PCOMLTUD): Ditto.
5436 (IX86_BUILTIN_PCOMLEUD): Ditto.
5437 (IX86_BUILTIN_PCOMGTUD): Ditto.
5438 (IX86_BUILTIN_PCOMGEUD): Ditto.
5439 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
5440 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
5441 (IX86_BUILTIN_PCOMEQUQ): Ditto.
5442 (IX86_BUILTIN_PCOMNEUQ): Ditto.
5443 (IX86_BUILTIN_PCOMLTUQ): Ditto.
5444 (IX86_BUILTIN_PCOMLEUQ): Ditto.
5445 (IX86_BUILTIN_PCOMGTUQ): Ditto.
5446 (IX86_BUILTIN_PCOMGEUQ): Ditto.
5447 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
5448 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
5449 (IX86_BUILTIN_PCOMEQB): Ditto.
5450 (IX86_BUILTIN_PCOMNEB): Ditto.
5451 (IX86_BUILTIN_PCOMLTB): Ditto.
5452 (IX86_BUILTIN_PCOMLEB): Ditto.
5453 (IX86_BUILTIN_PCOMGTB): Ditto.
5454 (IX86_BUILTIN_PCOMGEB): Ditto.
5455 (IX86_BUILTIN_PCOMFALSEB): Ditto.
5456 (IX86_BUILTIN_PCOMTRUEB): Ditto.
5457 (IX86_BUILTIN_PCOMEQW): Ditto.
5458 (IX86_BUILTIN_PCOMNEW): Ditto.
5459 (IX86_BUILTIN_PCOMLTW): Ditto.
5460 (IX86_BUILTIN_PCOMLEW): Ditto.
5461 (IX86_BUILTIN_PCOMGTW): Ditto.
5462 (IX86_BUILTIN_PCOMGEW): Ditto.
5463 (IX86_BUILTIN_PCOMFALSEW): Ditto.
5464 (IX86_BUILTIN_PCOMTRUEW): Ditto.
5465 (IX86_BUILTIN_PCOMEQD): Ditto.
5466 (IX86_BUILTIN_PCOMNED): Ditto.
5467 (IX86_BUILTIN_PCOMLTD): Ditto.
5468 (IX86_BUILTIN_PCOMLED): Ditto.
5469 (IX86_BUILTIN_PCOMGTD): Ditto.
5470 (IX86_BUILTIN_PCOMGED): Ditto.
5471 (IX86_BUILTIN_PCOMFALSED): Ditto.
5472 (IX86_BUILTIN_PCOMTRUED): Ditto.
5473 (IX86_BUILTIN_PCOMEQQ): Ditto.
5474 (IX86_BUILTIN_PCOMNEQ): Ditto.
5475 (IX86_BUILTIN_PCOMLTQ): Ditto.
5476 (IX86_BUILTIN_PCOMLEQ): Ditto.
5477 (IX86_BUILTIN_PCOMGTQ): Ditto.
5478 (IX86_BUILTIN_PCOMGEQ): Ditto.
5479 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
5480 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
5481 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
5482 OPTION_MASK_ISA_ROUND for instructions that are shared between
5484 (bdesc_2arg): Ditto.
5485 (bdesc_sse_3arg): Ditto.
5486 (enum multi_arg_type): New enum for describing the various SSE5
5487 intrinsic argument types.
5488 (bdesc_multi_arg): New table for SSE5 intrinsics.
5489 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
5490 (ix86_expand_multi_arg_builtin): New function for creating SSE5
5492 (ix86_expand_builtin): Add SSE5 intrinsic support.
5493 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
5494 operand instructions.
5495 (ix86_expand_sse5_multiple_memory): New function to split the
5496 second memory reference from SSE5 instructions.
5497 (type_has_variadic_args_p): Delete in favor of stdarg_p.
5498 (ix86_return_pops_args): Use stdarg_p to determine if the function
5499 has variable arguments.
5500 (ix86_setup_incoming_varargs): Ditto.
5501 (x86_this_parameter): Ditto.
5503 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
5505 (ix86_expand_sse5_pack): Ditto.
5506 (ix86_sse5_valid_op_p): Ditto.
5507 (ix86_expand_sse5_multiple_memory): Ditto.
5509 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
5510 constant for SSE5 support.
5511 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
5512 (UNSPEC_SSE5_TRUEFALSE): Ditto.
5513 (UNSPEC_SSE5_PERMUTE): Ditto.
5514 (UNSPEC_SSE5_ASHIFT): Ditto.
5515 (UNSPEC_SSE5_LSHIFT): Ditto.
5516 (UNSPEC_FRCZ): Ditto.
5517 (UNSPEC_CVTPH2PS): Ditto.
5518 (UNSPEC_CVTPS2PH): Ditto.
5519 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
5521 (COM_FALSE_S): Ditto.
5522 (COM_FALSE_P): Ditto.
5523 (COM_TRUE_S): Ditto.
5524 (COM_TRUE_P): Ditto.
5525 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
5526 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
5528 (memory attribute): Ditto.
5529 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5530 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
5531 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
5532 (floor<mode>2): Ditto.
5533 (ceil<mode>2): Ditto.
5534 (btrunc<mode>2): Ditto.
5535 (nearbyintdf2): Ditto.
5536 (nearbyintsf2): Ditto.
5537 (sse_setccsf): Disable if SSE5.
5538 (sse_setccdf): Ditto.
5539 (sse5_setcc<mode>): New support for SSE5 conditional move.
5540 (sse5_pcmov_<mode>): Ditto.
5542 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
5544 (SSEMODEF2P): Ditto.
5545 (ssemodesuffixf4): New mode attribute for SSE5.
5546 (ssemodesuffixf2s): Ditto.
5547 (ssemodesuffixf2c): Ditto.
5548 (sserotatemax): Ditto.
5549 (ssescalarmode): Ditto.
5550 (sse_maskcmpv4sf3): Disable if SSE5.
5551 (sse_maskcmpv2df3): Ditto.
5552 (sse_vmmaskcmpv4sf3): Ditto.
5553 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
5555 (sse5_vmfmadd<mode>4): Ditto.
5556 (sse5_fmsub<mode>4): Ditto.
5557 (sse5_vmfmsub<mode>4): Ditto.
5558 (sse5_fnmadd<mode>4): Ditto.
5559 (sse5_vmfnmadd<mode>4): Ditto.
5560 (sse5_fnmsub<mode>4): Ditto.
5561 (sse5_vmfnmsub<mode>4): Ditto.
5562 (sse5i_fmadd<mode>4): Ditto.
5563 (sse5i_fmsub<mode>4): Ditto.
5564 (sse5i_fnmadd<mode>4): Ditto.
5565 (sse5i_fnmsub<mode>4): Ditto.
5566 (sse5i_vmfmadd<mode>4): Ditto.
5567 (sse5i_vmfmsub<mode>4): Ditto.
5568 (sse5i_vmfnmadd<mode>4): Ditto.
5569 (sse5i_vmfnmsub<mode>4): Ditto.
5570 (mulv16qi3): Add SSE5 support.
5572 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
5573 (sse2_mulv4si3): Disable if SSE5.
5574 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
5575 (sse4_1_roundps): Ditto.
5576 (sse4_1_roundsd): Ditto.
5577 (sse4_1_roundss): Ditto.
5578 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
5580 (sse_maskcmpsf3): Ditto.
5581 (sse_vmmaskcmpv4sf3): Ditto.
5582 (sse2_maskcmpv2df3): Ditto.
5583 (sse2_maskcmpdf3): Ditto.
5584 (sse2_vmmaskcmpv2df3): Ditto.
5585 (sse2_eq<mode>3): Ditto.
5586 (sse2_gt<mode>3): Ditto.
5587 (sse5_pcmov_<mode>): Add SSE5 support.
5588 (vec_unpacku_hi_v16qi): Ditto.
5589 (vec_unpacks_hi_v16qi): Ditto.
5590 (vec_unpacku_lo_v16qi): Ditto.
5591 (vec_unpacks_lo_v16qi): Ditto.
5592 (vec_unpacku_hi_v8hi): Ditto.
5593 (vec_unpacks_hi_v8hi): Ditto.
5594 (vec_unpacku_lo_v8hi): Ditto.
5595 (vec_unpacks_lo_v8hi): Ditto.
5596 (vec_unpacku_hi_v4si): Ditto.
5597 (vec_unpacks_hi_v4si): Ditto.
5598 (vec_unpacku_lo_v4si): Ditto.
5599 (vec_unpacks_lo_v4si): Ditto.
5600 (sse5_pmacsww): New SSE5 intrinsic insn.
5601 (sse5_pmacssww): Ditto.
5602 (sse5_pmacsdd): Ditto.
5603 (sse5_pmacssdd): Ditto.
5604 (sse5_pmacssdql): Ditto.
5605 (sse5_pmacssdqh): Ditto.
5606 (sse5_pmacsdqh): Ditto.
5607 (sse5_pmacsswd): Ditto.
5608 (sse5_pmacswd): Ditto.
5609 (sse5_pmadcsswd): Ditto.
5610 (sse5_pmadcswd): Ditto.
5611 (sse5_pcmov_<move>): Conditional move support on SSE5.
5612 (sse5_phaddbw): New SSE5 intrinsic insn.
5613 (sse5_phaddbd): Ditto.
5614 (sse5_phaddbq): Ditto.
5615 (sse5_phaddwd): Ditto.
5616 (sse5_phaddwq): Ditto.
5617 (sse5_phadddq): Ditto.
5618 (sse5_phaddubw): Ditto.
5619 (sse5_phaddubd): Ditto.
5620 (sse5_phaddubq): Ditto.
5621 (sse5_phadduwd): Ditto.
5622 (sse5_phadduwq): Ditto.
5623 (sse5_phaddudq): Ditto.
5624 (sse5_phsubbw): Ditto.
5625 (sse5_phsubwd): Ditto.
5626 (sse5_phsubdq): Ditto.
5627 (sse5_pperm): Ditto.
5628 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
5629 (sse5_pperm_zero_v16qi_v8hi): Ditto.
5630 (sse5_pperm_sign_v8hi_v4si): Ditto.
5631 (sse5_pperm_zero_v8hi_v4si): Ditto.
5632 (sse5_pperm_sign_v4si_v2di): Ditto.
5633 (sse5_pperm_sign_v4si_v2di): Ditto.
5634 (sse5_pperm_pack_v2di_v4si): Ditto.
5635 (sse5_pperm_pack_v4si_v8hi): Ditto.
5636 (sse5_pperm_pack_v8hi_v16qi): Ditto.
5637 (sse5_perm<mode>): New SSE5 intrinsic insn.
5638 (rotl<mode>3): Ditto.
5639 (sse5_rotl<mode>3): Ditto.
5640 (sse5_ashl<mode>3): Ditto.
5641 (sse5_lshl<mode>3): Ditto.
5642 (sse5_frcz<mode>2): Ditto.
5643 (sse5s_frcz<mode>2): Ditto.
5644 (sse5_cvtph2ps): Ditto.
5645 (sse5_cvtps2ph): Ditto.
5646 (sse5_vmmaskcmp<mode>3): Ditto.
5647 (sse5_com_tf<mode>3): Ditto.
5648 (sse5_maskcmp<mode>3): Ditto.
5649 (sse5_maskcmp_uns<mode>3): Ditto.
5650 (sse5_maskcmp_uns2<mode>3): Ditto.
5651 (sse5_pcom_tf<mode>3): Ditto.
5653 * config/i386/predicates.md (const_0_to_31_operand): New predicate
5655 (sse5_comparison_float_operator): New predicate to match the
5656 comparison operators supported by the SSE5 com instruction.
5657 (ix86_comparison_int_operator): New predicate to match just the
5658 signed int comparisons.
5659 (ix86_comparison_uns_operator): New predicate to match just the
5660 unsigned int comparisons.
5662 * doc/invoke.texi (-msse5): Add documentation.
5663 (-mfused-madd): Ditto.
5665 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
5667 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
5669 (x86_64-*-*): Ditto.
5671 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
5673 * config/i386/bmmintrin.h: New file, provide common x86 compiler
5674 intrinisics for SSE5.
5676 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
5679 * config/i386/mmintrin-common.h: New file, to contain common
5680 instructions between SSE4.1 and SSE5.
5682 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
5683 FOREACH_FUNCTION_ARGS to iterate over the argument list.
5684 (gen_regparm_prefix): Ditto.
5686 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
5687 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
5688 prototype_p to determine if a function is prototyped.
5690 2007-09-12 Janis Johnson <janis187@us.ibm.com>
5692 * config/dfp-bit.c (dfp_conversion_exception): New function.
5693 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
5694 (DFP_TO_INT): Ditto.
5695 (INT_TO_DFP): Ditto.
5696 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
5698 2007-09-12 Jakub Jelinek <jakub@redhat.com>
5701 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
5702 before sp restoration even when total_size is 0, but
5703 frame_pointer_needed.
5705 2007-09-12 Bob Wilson <bob.wilson@acm.org>
5707 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
5708 (xtensa_copy_incoming_a7): Use start_sequence instead of
5709 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
5710 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
5711 of the saveregs sequence.
5713 2007-09-12 Richard Sandiford <richard@codesourcery.com>
5715 * c-tree.h (grokfield): Add a "tree *" argument.
5716 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
5717 Chain nested decl attributes to it. Don't call decl_attributes here.
5718 (groktypename): Pass grokdeclarator a pointer to the attribute list.
5719 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
5720 (grokfield): Take a pointer to the decl's attributes and pass
5721 it to grokdeclarator.
5722 * c-parser.c (c_parser_struct_declaration): Update the calls to
5723 grokfield. Call decl_attributes for anonymous struct and union
5726 2007-09-12 Jan Hubicka <jh@suse.cz>
5728 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
5730 2007-09-12 Ira Rosen <irar@il.ibm.com>
5732 PR tree-optimization/32377
5733 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
5734 between positive and negative dependence distance using DDR_REVERSED_P.
5736 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
5738 PR tree-optimization/33373
5739 * tree-vect-analyze (vect_determine_vectorization_factor): Call
5740 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
5742 2007-09-12 Jan Hubicka <jh@suse.cz>
5745 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
5748 2007-09-12 Christian Bruel <christian.bruel@st.com>
5750 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
5751 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
5753 2007-09-12 Ira Rosen <irar@il.ibm.com>
5755 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
5756 for oprnd1 if not required.
5757 (vectorizable_operation): Use scalar operand in SLP in case of
5758 shift with scalar argument.
5760 2007-09-12 Ira Rosen <irar@il.ibm.com>
5762 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
5765 2007-09-11 James E. Wilson <wilson@specifix.com>
5767 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
5768 TARGET_UNWIND_INFO is defined.
5769 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
5772 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
5774 * config/sh/sh.c (calc_live_regs): Use
5775 current_function_saves_all_registers instead of
5776 current_function_has_nonlocal_label.
5777 (sh_allocate_initial_value): Likewise.
5778 (sh_get_pr_initial_val): Likewise.
5779 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
5780 * config/sh/sh.md (load_ra): Likewise.
5782 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
5784 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
5787 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
5788 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
5790 2007-09-12 Sa Liu <saliu@de.ibm.com>
5792 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
5793 operands to DFmode GE or LE compares.
5795 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
5797 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
5798 REG_CLASS_NAMES): Add P0REGS.
5799 (REGNO_REG_CLASS): Return it where appropriate.
5800 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
5801 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
5802 * doc/md.texi (Blackfin family): Document 'q' constraints.
5804 2007-09-11 Steve Kenton <skenton@ou.edu>
5806 * pa/linux-unwind.h: Guard with inhibit_libc.
5807 * pa/hpux-unwind.h: Likewise.
5809 2007-09-11 David Daney <ddaney@avtrex.com>
5811 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
5812 * doc/install.texi: Document new --with-llsc and --without-llsc
5814 * config.gcc: Handle --with-llsc and --without-llsc configure options.
5815 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
5816 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
5818 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
5819 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5820 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5821 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5822 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
5823 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
5824 * config/mips/mips.opt (mllsc): New option.
5825 * config/mips/mips.c (mips_llsc): Define variable.
5826 (mips_handle_option): Handle mllsc option.
5827 (override_options): Set mips_print_operand_punct for '|' and '-'.
5828 (print_operand): Add new %| and %- operand codes.
5829 * config/mips/mips.h (mips_llsc_setting): New enum type.
5830 (mips_llsc): Declare.
5831 (OPTION_DEFAULT_SPECS): Add llsc handling.
5832 (GENERATE_SYNC): New macro.
5833 (GENERATE_LL_SC): New macro.
5834 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
5835 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5836 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
5837 in %| and %- operand codes.
5839 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
5841 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
5842 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
5844 2007-09-11 Jason Merrill <jason@redhat.com>
5847 * stor-layout.c (layout_decl): Do pack variable size fields.
5849 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
5851 * config/m68k/predicates.md (movsi_const0_operand,
5852 non_symbolic_call_operand): New predicates.
5854 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
5856 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
5857 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
5858 CW, CZ, CS, Ap and Ac.
5860 * config/m68k/m68k.md (UNSPEC_IB): New constant.
5861 (constraints.md): New include.
5862 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
5863 opx_mem, opy_mem, op_mem, guess, split): New attributes.
5864 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
5866 (pushdi): Add split.
5867 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
5868 attributes. Split tstsi_internal_68020_cf from it.
5869 (tstsi_internal_68020_cf): New pattern.
5870 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
5871 (tst<mode>_cf): Specify attributea.
5872 (cmpsi_cf): Name pattern. Specify attributes.
5873 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
5874 (pushexthisi_const): Fix to use alternatives. Specify
5876 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
5877 from it. Fix to use alternatives. Specify attributes.
5878 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
5879 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
5881 (movsf_cf_soft): Specify attributes.
5882 (movdf_cf_soft): Add split.
5883 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
5884 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
5885 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
5886 (truncdfsf2_68881): Name pattern. Specify attributes.
5887 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
5888 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
5889 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
5891 (addsi3_5200): Fix to use alternatives. Specify attributes.
5893 (add<mode>3_cf, subdi_dishl32): Specify attributes.
5894 (subsi3): Add alternative for subq.l. Specify attributes.
5895 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
5896 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
5898 (umulhisi3): Specify attributes.
5899 (mulhisisi3_z): Name pattern. Specify attributes.
5900 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
5901 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
5902 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
5903 bsetmemqi): Specify attributes.
5904 (bsetmemqi_ext): Name pattern. Specify attributes.
5905 (bclrmemqi): Specify attributes.
5906 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
5907 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
5909 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
5910 pattern. Specify attributes.
5911 (jump): Specify attributes.
5912 (tablejump_internal): Name pattern. Specify attributes.
5913 (call_value): Split into non_symbolic_call_value,
5914 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
5915 alternatives. Specify attributes.
5916 (non_symbolic_call_value, symbolic_call_value_jsr,
5917 symbolic_call_value_bsr): New patterns.
5918 (nop, return, unlink, indirect_jump): Specify attributes.
5919 (trap): Fix condition. Specify attributes.
5922 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
5923 (override_options): Initialize it. Initialize m68k_sched_cpu.
5924 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
5925 (const_method): Make global, rename to m68k_const_method.
5926 (const_int_cost, output_move_const_into_data_reg): Update.
5927 (output_move_double): Parametrize to emit rtl code, rename to
5929 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
5930 emit_movsi): New static functions.
5931 (output_move_double): New function with semantics of old
5933 (m68k_emit_move_double): New function.
5934 (m68k_sched_cpu): New variable.
5935 (attr_op_type): New enum.
5936 (sched_guess_p): New variable.
5937 (sched_address_type, sched_operand_type, sched_attr_op_type):
5938 New static functions.
5939 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5940 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
5941 (sched_branch_type): New static variable.
5942 (m68k_sched_branch_type): New function.
5943 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
5944 (m68k_symbolic_call_var): Declare.
5945 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
5946 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
5947 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5948 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
5951 2007-09-11 Jakub Jelinek <jakub@redhat.com>
5953 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
5954 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
5955 error if __builtin_va_arg_pack_len () wasn't optimized out during
5957 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
5958 with the number of inline's anonymous arguments.
5959 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
5961 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
5963 * fold-const.c (extract_muldiv_1): Do not simplify
5966 2007-09-11 Jan Hubicka <jh@suse.cz>
5968 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
5969 (TARGET_INTER_UNIT_CONVERSIONS): New.
5970 * i386.md (floatsi expanders): Remove redundant check for SImode
5971 source; offload to memory when asked for.
5972 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
5973 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5975 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
5976 floatsidf2_mixed_memory, floatsidf2_sse_memory
5977 floatdisf2_mixed_memory, floatsisf2_sse_memory,
5978 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
5980 2007-09-11 Jan Hubicka <jh@suse.cz>
5982 * toplev.c (process_options): all frontends now do unit-at-a-time.
5983 * cgraphunit.c: update comments.
5984 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
5985 * c-decl.c (finish_function): use cgraph_add_new_function.
5986 * function.c (expand_function_end): We are always unit-at-a-time.
5988 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5990 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
5991 settings for MIPS16.
5992 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
5994 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5996 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
5997 SYMBOL_FORCE_TO_MEM constants.
5998 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
5999 (mips16_rewrite_pool_refs_info): New structure.
6000 (mips16_rewrite_pool_constant): New function, split out from...
6001 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
6002 mips16_rewrite_pool_refs_info structure rather than a pointer
6003 to a constant pool. Force force_to_mem_operands into memory.
6004 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
6005 * config/mips/predicates.md (force_to_mem_operand): New predicate.
6006 * config/mips/constraints.md (kf): New constraint.
6007 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
6008 (*movsi_mips16): Likewise.
6010 2007-09-11 Richard Sandiford <richard@codesourcery.com>
6011 Nigel Stephens <nigel@mips.com>
6012 David Ung <davidu@mips.com>
6014 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
6015 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
6016 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
6017 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
6018 (mips_zero_extend_cost): New functions.
6019 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
6020 Use the new functions. Tweak many cost estimates, both here
6021 and in the new subroutines. Return false when the cost of the
6022 operands has not been calculated. Check for *clear_upper32.
6023 Check for floating-point multiply-add, reciprocal and rsqrt
6024 patterns. Handle comparison and rotation codes.
6026 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
6028 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
6030 * config/i386/i386.c (get_dllimport_decl): Don't strip
6033 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6036 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
6037 declarations to top.
6038 (DFP_TO_BFP): Use for either XFmode or TFmode.
6039 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
6041 * config/dfp-bit.h: Include float.h.
6042 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
6043 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
6044 which doesn't mean the same thing.
6045 (BFP_KIND): Use 4 to mean TFmode.
6046 (BFP_FMT): Specify the number of decimal digits based on the
6047 number of mantissa digits.
6048 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
6049 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
6050 (STR_TO_BFP): Use strtold for XFmode or TFmode.
6051 (TFtype): Define if TFmode is supported.
6052 * doc/libgcc.texi (Decimal float library routines): Document
6053 TF conversion functions.
6055 2007-09-10 Chao-ying Fu <fu@mips.com>
6057 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
6058 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
6059 (mips_emit_compare): Process fixed-point modes.
6060 (mips_pad_arg_upward): Support fixed-point types.
6061 (override_options): Allow fixed-point modes in accumulators.
6062 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
6063 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
6064 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
6065 (mips_scalar_mode_supported_p): New function to accept fixed-point
6066 modes if the width is not greater than two BITS_PER_WORD.
6067 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
6068 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
6069 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
6070 LONG_LONG_ACCUM_TYPE_SIZE): Define.
6071 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
6073 ("IMODE"): New mode attribute.
6074 (mips-fixed.md): Include.
6075 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
6077 * config/mips/mips-fixed.md: New file.
6079 2007-09-11 Ben Elliston <bje@au.ibm.com>
6081 * config/spu/spu.md: Formatting fixes.
6083 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6085 * config/dfp-bit.c (dfp_unary_func): Delete.
6086 (dfp_unary_op): Delete.
6087 (dfp_binary_op): Use decFloat functions instead of decNumber
6088 functions for binary operations.
6089 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
6090 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
6092 (dfp_compare_op): Use decFloat functions insteadof decNumber
6093 functions for comparisons.
6094 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
6095 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
6097 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
6098 call to dxx_binary_op and decFloat function.
6099 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
6100 calls to dxx_binary_op and decFloat function.
6101 * config/dfp-bit.h: Include decFloat header files.
6102 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
6103 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
6104 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
6105 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
6107 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
6108 Jan Sjodin <jan.sjodin@amd.com>
6110 * tree-vect-analyze.c (vect_analyze_operations): Change
6111 comparison of loop iterations with threshold to less than
6112 or equal to instead of less than. Reduce
6113 min_scalar_loop_bound by one.
6114 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
6115 Change prologue and epilogue iterations estimate to vf/2,
6116 when unknown at compile-time. Change versioning guard
6117 cost to taken_branch_cost. If peeling for alignment is
6118 unknown at compile-time, change peel guard costs to one
6119 taken branch and one not-taken branch per peeled loop.
6120 If peeling for alignment is known but number of scalar loop
6121 iterations is unknown at compile-time, change peel guard
6122 costs to one taken branch per peeled loop. Change the cost
6123 model equation to consider vector iterations as the loop
6124 iterations less the prologue and epilogue iterations.
6125 Change outside vector cost check to less than or equal to
6126 zero instead of equal to zero.
6127 (vect_do_peeling_for_loop_bound): Reduce
6128 min_scalar_loop_bound by one.
6129 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
6130 TARG_COND_NOT_TAKEN_BRANCH_COST.
6131 * config/i386/i386.h (processor_costs): Add
6132 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
6133 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
6134 vec_align_load_cost, vect_unalign_load_cost,
6135 vec_store_cost, cond_taken_branch_cost,
6136 cond_not_taken_branch_cost.
6137 Define macros for x86 costs.
6138 * config/i386/i386.c:
6139 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
6140 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
6141 scalar_to_vec_cost, vec_align_load_cost,
6142 vect_unalign_load_cost, vec_store_cost,
6143 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
6144 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
6145 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
6146 core2_cost, generic64_cost, generic32_cost): Set to default
6148 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
6149 (x86_builtin_vectorization_cost): New.
6151 2007-09-10 Janis Johnson <janis187@us.ibm.com>
6152 Ben Elliston <bje@au.ibm.com>
6154 * dfp.c: Include decimal128Local.h;
6155 (dfp_byte_swap): Remove.
6156 (encode_decimal32, decode_decimal32): Don't handle endianness.
6157 (encode_decimal64, decode_decimal64): Ditto.
6158 (encode_decimal128, decode_decimal128): Ditto.
6159 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
6161 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
6163 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
6164 * Makefile.in (DECNUM_H): Add decimal128Local.h.
6166 2007-09-10 David Daney <ddaney@avtrex.com>
6168 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
6170 (memory_barrier): Rewrote as an insn that clobbers memory.
6172 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6174 * config/mips/mips.c (mips_global_pointer): Check
6175 call_really_used_regs instead of call_used_regs.
6176 (mips_save_reg_p): Likewise. Save all call-saved registers
6177 if current_function_saves_all_registers. Fix indentation.
6178 No longer treat $18 as a special case.
6179 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
6181 2007-09-10 Richard Sandiford <richard@codesourcery.com>
6183 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
6184 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
6185 the introductory comment.
6186 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6187 (override_options): Don't test for it.
6188 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
6189 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
6190 * config/mips/vr.h: As for config/mips/sde.h.
6192 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
6193 Revital Eres <eres@il.ibm.com>
6195 * target.h (struct gcc_target.sched): New field: sms_res_mii.
6196 (struct ddg): Define.
6197 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
6198 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
6199 * config/spu/spu.c: Include ddg.h.
6200 (TARGET_SCHED_SMS_RES_MII): Define.
6201 (spu_sms_res_mii): New function to calculate mii.
6202 * modulo-sched (res_MII): Use it.
6203 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
6205 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6207 * config/s390/s390.c (s390_dump_pool): Create copy of constant
6208 pool entries since they might hold values that must not be shared.
6210 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
6213 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
6214 Use 'N' operand constraint for op2.
6215 (lshr<mode>3): Ditto.
6216 (ashl<mode>3): Ditto.
6217 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
6218 (vec_shr_<mode>): Ditto.
6219 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
6220 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
6222 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
6224 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
6225 Change mode macro in the last real_2expN parameter to uppercase.
6227 2007-09-10 Michael Matz <matz@suse.de>
6229 * tree-pass.h (pass_cselim): Declare new pass.
6230 * passes.c (init_optimization_passes): Link in pass_cselim.
6231 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
6232 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
6233 cond_store_replacement.
6234 (condstoretemp): New static variable.
6235 (cond_store_replacement): New function.
6236 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
6237 tree_ssa_phiopt_worker.
6238 (struct name_to_bb): New.
6239 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
6240 nt_init_block, nt_fini_block): New static functions.
6241 (seen_ssa_names, nontrap_set): New static variables.
6242 (gate_cselim, pass_cselim): Define new pass.
6243 * common.opt (ftree-cselim): New flag.
6244 * toplev.c (process_options): Set flag_tree_cselim if required.
6246 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
6248 * simplify-rtx.c (simplify_relational_operation_1): For recent
6249 canonicalization, don't recurse if op1 equals both PLUS arguments.
6251 2007-09-09 David Daney <ddaney@avtrex.com>
6253 * optabs.c (expand_sync_operation): Use plus insn if minus
6255 (expand_sync_fetch_operation): Ditto.
6257 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6259 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
6261 (*floatsisf2_sse_vector): Likewise.
6263 2007-09-09 Krister Walfridsson <cato@df.lth.se>
6265 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
6267 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
6269 * config/i386/i386.h (ix86_tune_indices): Rename
6270 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
6271 (TARGET_USE_VECTOR_CONVERTS): Updated.
6272 * config/i386/i386.c: Likewise.
6274 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
6275 Nigel Stephens <nigel@mips.com>
6277 * doc/invoke.texi (Overall Options): Add .sx file extension
6278 as a synonym for .S.
6279 * cppspec.c (known_suffixes): Likewise.
6280 * gcc.c (default_compilers): Likewise.
6282 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
6285 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
6286 * simplify-rtx.c (simplify_relational_operation_1): Add the
6287 canonicalization from i386.h.
6288 * doc/md.texi (Canonicalization of Instructions): Document it.
6290 2007-09-09 Jan Hubicka <jh@suse.cz>
6291 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6293 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
6294 (TARGET_USE_VECTOR_CONVERTS): New.
6295 * i386.md: New post-reload splitters for converting SF to DF and DF to
6297 (floatsi* expander): Special case vector conversions.
6298 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
6299 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
6300 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
6301 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
6302 Disable when doing vector converts.
6303 (floatsi<mode>2_i387): Disable when
6304 * sse.md (vec_dupv2df): Export.
6305 * i386.c (ix86_tune_features): Enable SSE conversions.
6307 2007-09-09 Richard Guenther <rguenther@suse.de>
6309 * tree-ssa-operands.c (add_virtual_operand): Only mark
6310 stores as has_volatile_ops if alias information is not available.
6312 2007-09-09 Revital Eres <eres@il.ibm.com>
6314 * doc/contrib.texi: Add myself.
6316 2007-09-09 Ira Rosen <irar@il.ibm.com>
6318 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
6319 stmt_vinfo_set_outside_of_loop_cost): New functions.
6320 * tree-vect-transform.c (vect_get_cost_fields): Remove.
6321 (vect_model_simple_cost): Call
6322 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
6323 field instead of calling vect_get_cost_fields.
6324 (vect_model_store_cost, vect_model_load_cost): Likewise.
6326 2007-09-09 Revital Eres <eres@il.ibm.com>
6328 * config/rs6000/rs6000.c (paired_init_builtins): Add const
6329 declaration to bdesc_paired_preds variable.
6330 (paired_expand_builtin): Likewise.
6332 2007-09-09 Revital Eres <eres@il.ibm.com>
6334 * dbgcnt.def (sms_sched_loop): New counter.
6335 * modulo-sched.c: Use sms_sched_loop instead of
6336 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
6337 perform swing modulo scheduling on. Include dbgcnt.h.
6338 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
6339 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
6341 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
6343 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
6344 Substitute all uses with ...
6345 (MODEF): New mode iterator.
6347 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
6348 from pre-regalloc define_insn_and_split splitter pattern.
6349 (*fix_trunc<mode>_i387_1): Ditto.
6350 (*fistdi2_1): Ditto.
6351 (*fist<mode>2_1): Ditto.
6352 (frndintxf2_floor): Ditto.
6353 (*fist<mode>2_floor_1): Ditto.
6354 (frndintxf2_ceil): Ditto.
6355 (*fist<mode>2_ceil_1): Ditto.
6356 (frndintxf2_trunc): Ditto.
6357 (frndintxf2_mask_pm): Ditto.
6359 (prologue): Use (const_int 0) as never generated filler insn.
6361 (sibcall_epilogue): Ditto.
6362 (eh_return_si): Ditto.
6363 (eh_return_di): Ditto.
6365 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
6366 using MODEF mode iterator.
6367 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
6368 using MODEF mode iterator.
6369 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
6370 using MODEF mode iterator.
6371 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
6372 Macroize expander using MODEF mode iterator.
6374 (zero_extendsidi2): Remove operand constraints from expander.
6375 (smuldi3_highpart): Ditto.
6376 (indirect_jump): Ditto.
6379 * config/i386/sse.md (storentv4sf): Ditto.
6380 (storentv2df): Ditto.
6381 (storentv2di): Ditto.
6383 (sse2_cvtpd2ps): Ditto.
6384 (vec_interleave_highv16qi): Ditto.
6385 (vec_interleave_lowv16qi): Ditto.
6386 (vec_interleave_highv8hi): Ditto.
6387 (vec_interleave_lowv8hi): Ditto.
6388 (vec_interleave_highv4si): Ditto.
6389 (vec_interleave_lowv4si): Ditto.
6390 (vec_interleave_highv2di): Ditto.
6391 (vec_interleave_lowv2di): Ditto.
6392 (sse2_maskmovdqu): Ditto.
6393 * config/i386/mmx.md (mmx_maskmovq): Ditto.
6395 2007-09-09 Ira Rosen <irar@il.ibm.com>
6397 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
6398 (struct _slp_tree, struct _slp_instance): Define new data structures
6399 along macros for their access.
6400 (struct _loop_vec_info): Define new fields: strided_stores,
6401 slp_instances, and slp_unrolling_factor along macros for their access.
6402 (enum slp_vect_type): New.
6403 (struct _stmt_vec_info): Define new field, slp_type, and macros for
6405 (STMT_VINFO_STRIDED_ACCESS): New macro.
6406 (vect_free_slp_tree): Declare.
6407 (vectorizable_load): Add an argument of type slp_tree.
6408 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
6409 vectorizable_assignment): Likewise.
6410 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
6411 Declare (make extern).
6412 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
6413 (new_loop_vec_info): Likewise.
6414 (destroy_loop_vec_info): Free memory allocated for SLP structures.
6415 * tree-vect-analyze.c: Include recog.h.
6416 (vect_update_slp_costs_according_to_vf): New.
6417 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
6418 functions. For not pure SLP stmts with strided access check that the
6419 group size is power of 2. Update the vectorization factor according to
6420 SLP. Call vect_update_slp_costs_according_to_vf.
6421 (vect_analyze_group_access): New.
6422 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
6423 (vect_free_slp_tree): New functions.
6424 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
6425 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
6426 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
6427 vect_detect_hybrid_slp): Likewise.
6428 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
6429 and vect_detect_hybrid_slp.
6430 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
6431 SLP costs into account.
6432 (vect_get_cost_fields): New function.
6433 (vect_model_simple_cost): Make extern, add SLP parameter and handle
6435 (vect_model_store_cost, vect_model_load_cost): Likewise.
6436 (vect_get_constant_vectors): New function.
6437 (vect_get_slp_vect_defs, vect_get_slp_defs,
6438 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
6439 vect_get_vec_defs): Likewise.
6440 (vectorizable_reduction): Don't handle SLP for now.
6441 (vectorizable_call): Don't handle SLP for now. Add argument to
6442 vect_model_simple_cost.
6443 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
6444 get SLPed and vectorized defs). Fix indentation and spacing.
6445 (vectorizable_assignment): Handle SLP.
6446 (vectorizable_induction): Don't handle SLP for now.
6447 (vectorizable_operation): Likewise.
6448 (vectorizable_type_demotion): Add argument to
6449 vect_model_simple_cost.
6450 (vectorizable_type_promotion): Likewise.
6451 (vectorizable_store, vectorizable_load): Handle SLP.
6452 (vectorizable_condition): Don't handle SLP for now.
6453 (vect_transform_stmt): Add a new argument for SLP. Check that there is
6454 no SLP transformation required for unsupported cases. Add SLP
6455 argument for supported cases.
6456 (vect_remove_stores): New function.
6457 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
6458 (vect_transform_loop): Schedule SLP instances.
6459 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
6461 2007-09-09 Andrew Haley <aph@redhat.com>
6463 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
6466 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
6468 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
6469 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
6470 Similar for what label_refs can go in the JUMP_TARGET field. Split
6471 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
6472 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
6473 REG_LABEL when replacing an operand with a LABEL_REF for a
6475 (subst_reloads): When replacing a LABEL_REG with a register,
6476 instead of generating a REG_LABEL note, assert that there already
6477 is one or that the label is a known target for the insn.
6478 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
6479 note, check the JUMP_LABEL field. Remove "else" after return.
6480 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
6481 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
6482 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
6483 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
6484 insns. Iterate over all notes; don't assume there's only one.
6485 * cse.c (recorded_label_ref): Adjust comment to refer to
6487 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
6488 insns, not just NONJUMP_INSN_P.
6489 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
6490 isn't a jump target.
6491 * jump.c (rebuild_jump_labels): Adjust head comment.
6492 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
6493 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
6494 (mark_all_labels): For JUMP_P insns without a target, check if the
6495 the target is noted on the previous nonjump insn.
6496 (mark_jump_label_1): New function, guts from mark_jump_label.
6497 <case IF_THEN_ELSE>: Handle first operand as a non-target when
6498 marking jump target labels.
6499 <case LABEL_REF>: Adjust for whether to generate a
6500 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
6501 For 'E' format rtl, iterate in descending element order.
6502 (delete_related_insns): Handle both REG_LABEL_TARGET and
6503 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
6504 reference count, delete and fallthrough. Move finding-next-
6505 non-deleted insn last in the function. Look at all INSN_P insns
6506 for REG_LABEL_OPERAND notes.
6507 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
6509 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
6510 JUMP_LABEL, output the INSN_UID of it.
6511 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
6512 and/or REG_LABEL_TARGET.
6513 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
6514 with jump.c copy by only adding notes for labels actually
6515 referenced in the insn.
6516 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
6517 usage count increment; handle all INSN_P trial insns.
6518 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
6520 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
6521 REG_LABEL_TARGET and REG_LABEL_OPERAND.
6522 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
6524 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
6525 JUMP_P insns and REG_LABEL_OPERAND everywhere.
6526 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
6527 on all INSN_P insns.
6528 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
6529 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
6530 REG_LABEL_OPERAND notes.
6531 * reload1.c (calculate_needs_all_insns): Adjust comments.
6532 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
6533 * config/alpha/alpha.md (split for load of an address into a
6534 four-insn sequence on Unicos/Mk): Adjust to use
6536 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
6538 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6541 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6542 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6543 FOR_BB_INSNS_SAFE instead of for loop.
6544 * cse.c (cse_extended_basic_block): Likewise.
6545 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6546 that the for loop does not invoke NEXT_INSN on a deleted insn.
6547 * function.c (instantiate_virtual_regs): Likewise.
6548 * lower-subreg.c (remove_retval_note): Likewise.
6549 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6551 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6553 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6554 insn, if it's a jump.
6555 (try_redirect_by_replacing_jump): New variable jump_p. Call
6556 tablejump_p before delete_insn_chain.
6557 * reload1.c (reload): New variable next. Make sure that the for
6558 loop does not invoke NEXT_INSN on a deleted insn.
6559 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6560 (delete_output_reload): New variable prev. Make sure the the for
6561 loops do not invoke PREV_INSN on a deleted insn.
6563 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6565 * pa/constraints.md: Remove 'X' from unused letters comment.
6567 2007-09-08 Richard Guenther <rguenther@suse.de>
6569 * tree-tailcall.c (find_tail_calls): If we don't have aliases
6570 computed check stmt_ann->references_memory instead of counting
6573 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
6575 * cse.c (fold_rtx): Use validate_unshare_change() instead of
6576 validate_change() in one more case.
6578 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
6580 PR tree-optimization/32283
6581 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
6582 estimated_loop_iterations.
6583 (determine_use_iv_cost_condition): Decrease cost of expressions
6584 used in iv elimination.
6586 2007-09-08 Richard Guenther <rguenther@suse.de>
6588 * tree-cfg.c (verify_gimple_expr): Avoid building new
6589 pointer types, use TYPE_POINTER_TO if available instead.
6591 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
6594 PR rtl-optimization/26449
6595 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
6596 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
6598 (mulv16qi3): Implement as define_insn_and_split pattern instead of
6599 define_expand. Split insn in split1 pass.
6602 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
6604 PR tree-optimization/33301
6605 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
6608 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
6610 PR tree-optimization/32183
6611 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
6613 * tree-ssa-reassoc.c: Include cfgloop.h.
6614 (is_reassociable_op): Add a loop argument and return true only
6616 (linearize_expr): Updated.
6617 (should_break_up_subtract): Likewise.
6618 (linearize_expr_tree): Likewise.
6619 (init_reassoc): Call loop_optimizer_init with
6620 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
6621 with CDI_DOMINATORS.
6622 (fini_reassoc): Call loop_optimizer_finalize.
6624 2007-09-07 Sterling Augustine <sterling@tensilica.com>
6626 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
6627 if there is no i-cache.
6629 2007-09-07 Richard Guenther <rguenther@suse.de>
6632 2007-09-06 Richard Guenther <rguenther@suse.de>
6634 PR tree-optimization/32586
6635 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6636 folding if nothing changed.
6637 (simplify_unary_expression): New function. Do tree combining
6638 on conversion like codes.
6639 (try_to_simplify): Call it.
6641 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6644 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
6645 (__gthread_active,__gthread_start, __gthread_active_init): New.
6646 * gthr-posix95.h: Likewise.
6648 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
6650 * function.h (struct function): Rename calls_unwind_init
6651 to saves_all_registers.
6652 (current_function_saves_all_registers): Renamed from
6653 current_function_calls_unwind_init.
6654 * reload1.c (reload): Set current_function_saves_all_registers.
6655 * except.c (expand_builtin_unwind_init): Likewise.
6656 * config/m68k/m68k.c (m68k_save_reg): Use
6657 current_function_saves_all_registers to save pic register.
6659 2007-09-07 Janis Johnson <janis187@us.ibm.com>
6661 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
6662 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
6664 Reapply reverted changes:
6666 2007-09-06 Jan Hubicka <jh@suse.cz>
6668 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
6671 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6673 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6674 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6676 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6678 * optabs.c (expand_float): Convert unsigned integer as signed only
6679 if it provides sufficient accuracy; add mode argument to real_2expN.
6680 (expand_fix): Fix comment typos; extend binary float into mode
6681 wider than destination for converion to unsigned integer; add mode
6682 argument to real_2expN.
6683 * real.c (real_2expN): Add mode argument to special-case decimal
6685 * real.h (real_2expN): Ditto.
6686 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6688 (fixed_from_string): Ditto.
6689 (fixed_to_decimal): Ditto.
6690 (fixed_convert_from_real): Ditto.
6691 (real_convert_from_fixed): Ditto.
6692 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6693 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6694 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6695 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6697 2007-09-07 Diego Novillo <dnovillo@google.com>
6699 * tree-flow.h (const_block_stmt_iterator): Remove.
6700 Update all users to use block_stmt_iterator.
6701 * tree-iterator.h (const_tree_stmt_iterator): Remove.
6702 Update all users to use tree_stmt_iterator.
6704 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
6706 * config/mips/mips.c (mips_set_current_function): Temporarily
6707 make this a no-op to fix bootstrap errors, pending rewrite.
6709 2007-09-07 Jan Hubicka <jh@suse.cz>
6711 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
6714 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
6716 PR tree-optimization/33299
6717 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
6718 uses for all relevant loop-exit phis, not just the first.
6720 2007-09-07 Richard Guenther <rguenther@suse.de>
6723 * tree-ssa-operands.c (access_can_touch_variable): An access
6724 of the form (*p)[0] can touch a variable of same size.
6726 2007-09-07 Jan Hubicka <jh@suse.cz>
6728 * passes.c (init_optimization_passes): Add simple dce and addressable
6730 * tree-ssa.c (execute_update_addresses_taken): New function.
6731 (pass_update_address_taken): New.
6732 * tree-ssa-dse.c (execute_simple_dse): New function.
6733 (pass_simple_dse): New.
6734 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
6736 2007-09-07 Tobias Burnus <burnus@net-b.de>
6739 * doc/invoke.texi: Fix -Wstrict-overflow= table.
6741 2007-09-07 Richard Guenther <rguenther@suse.de>
6744 2007-09-06 Richard Guenther <rguenther@suse.de>
6746 PR tree-optimization/32586
6747 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6748 folding if nothing changed.
6749 (simplify_unary_expression): New function. Do tree combining
6750 on conversion like codes.
6751 (try_to_simplify): Call it.
6753 2007-09-07 Richard Guenther <rguenther@suse.de>
6754 Uros Bizjak <ubizjak@gmail.com>
6756 PR tree-optimization/32821
6757 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
6758 NULL in the call to set_bb_stmt_list.
6760 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6762 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
6763 float calls here, rather than leaving some to the caller.
6764 Use call_internal_direct and call_value_internal_direct.
6765 * config/mips/mips.md (call_internal_direct): New pattern.
6766 (call_value_internal_direct): Likewise.
6768 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6770 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
6771 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
6773 (override_options): Set mips_base_move_loop_invariants.
6775 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6777 * config/mips/mips.opt (mcode-readable=): Move to keep list
6780 2007-09-07 Richard Sandiford <richard@codesourcery.com>
6782 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
6783 and -mgpopt options. Adjust the -G documentation to match.
6784 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
6785 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
6786 function, split out from mips_classify_symbol. Return false for
6787 !TARGET_LOCAL_SDATA.
6788 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
6789 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
6790 (override_options): Check whether the -mgpopt setting is consistent
6791 with the other flags.
6792 (symbolic_expression_p): Delete.
6793 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
6794 and default_elf_select_rtx_section.
6795 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
6796 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
6797 external data and TARGET_EXTERN_SDATA.
6799 2007-09-07 Tobias Burnus <burnus@net-b.de>
6802 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
6804 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6806 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
6807 FOR_BB_INSNS_SAFE instead of for loop.
6808 * cse.c (cse_extended_basic_block): Likewise.
6809 * postreload.c (reload_cse_regs_1): New variable next. Make sure
6810 that the for loop does not invoke NEXT_INSN on a deleted insn.
6811 * function.c (instantiate_virtual_regs): Likewise.
6812 * lower-subreg.c (remove_retval_note): Likewise.
6813 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
6815 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
6817 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
6818 insn, if it's a jump.
6819 (try_redirect_by_replacing_jump): New variable jump_p. Call
6820 tablejump_p before delete_insn_chain.
6821 * reload1.c (reload): New variable next. Make sure that the for
6822 loop does not invoke NEXT_INSN on a deleted insn.
6823 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
6824 (delete_output_reload): New variable prev. Make sure the the for
6825 loops do not invoke PREV_INSN on a deleted insn.
6827 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
6829 * cgraphbuild.c (rebuild_cgraph_edges): Export.
6830 * cgraph.h (rebuild_cgraph_edges): Declare.
6831 * tree-pass.h (pass_expand_omp_ssa): New.
6832 * omp-low.c (find_omp_clause): Export.
6833 (copy_var_decl): Split from omp_copy_decl_2.
6834 (build_omp_barrier): Return the call to emit instead of emitting
6836 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
6838 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
6839 expand_omp_for_generic, expand_omp_for_static_nochunk,
6840 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
6841 Adapted to work on SSA form.
6842 (execute_expand_omp): Do not invalidate dominance information.
6843 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
6844 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
6845 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
6847 (force_gimple_operand): Allow gimplifying code expressions without
6849 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
6850 * common.opt (fopenmp-ssa): New.
6851 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
6852 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
6853 * tree-cfg.c: Include tree-inline.h.
6854 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
6855 (replace_by_duplicate_decl, replace_ssa_name,
6856 mark_virtual_ops_in_region): New functions.
6857 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
6858 to work on SSA form.
6859 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
6860 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
6863 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6865 * tree-loop-linear.c: Include obstack.h.
6866 (linear_transform_loops): New obstack lambda_obstack.
6867 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
6868 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
6869 and free afterwards.
6870 * lambda.h (struct obstack): New forward declaration.
6871 (lambda_linear_expression_new): New parameter of type struct
6873 (lambda_loopnest_new): Likewise.
6874 (lambda_loopnest_transform): Likewise.
6875 (lambda_body_vector_new): Likewise.
6876 (lambda_body_vector_compute_new): Likewise.
6877 (gcc_loopnest_to_lambda_loopnest): Likewise.
6878 (lambda_loopnest_to_gcc_loopnest): Likewise.
6879 * lambda-code.c: Include obstack.h.
6880 (lambda_lattice_new): New parameter lambda_obstack. Use it for
6882 (lambda_body_vector_new): Likewise.
6883 (lambda_linear_expression_new): Likewise.
6884 (lambda_lattice_new): Likewise.
6885 (lambda_loopnest_new): Likewise. Additionally use obstack to
6886 allocate LN_LOOPS(ret).
6887 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
6888 it to lambda_lattice_new.
6889 (lambda_body_vector_compute_new): New parameter lambda_obstack.
6890 Pass it to lambda_body_vector_new.
6891 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
6892 it to lambda_lattice_new.
6893 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
6894 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
6895 (lambda_compute_target_space): Likewise.
6896 (lambda_compute_auxillary_space): New parameter lambda_obstack.
6897 Pass it to lambda_lattice_compute_base and
6898 compute_nest_using_fourieer_motzkin.
6899 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
6900 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
6901 and lambda_lattice_compute_target_space.
6902 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
6903 Pass it to lambda_linear_expression_new.
6904 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
6905 to gcc_tree_to_linear_expression.
6906 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
6907 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
6908 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
6909 Pass it to lambda_body_vector_new and
6910 lambda_body_vector_compute_new.
6911 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
6912 (lambda-code.o): Likewise.
6914 2007-09-06 Chao-ying Fu <fu@mips.com>
6916 * ginclude/stdfix.h: New file.
6917 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
6918 (convert.o): Add dependence on fixed-value.h.
6919 * c-convert.c (convert): Support FIXED_POINT_TYPE.
6920 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
6921 to define fixed-point constants.
6922 (c_cpp_builtins): Define fixed-point constants.
6923 * convert.c (fixed-value.h): New include.
6924 (convert_to_real): Update comment to include fixed-point.
6925 Support FIXED_POINT_TYPE.
6926 (convert_to_integer): Update comment to include fixed-point.
6927 Support FIXED_POINT_TYPE.
6928 (convert_to_complex): Support FIXED_POINT_TYPE.
6929 (convert_to_fixed): New function.
6930 * convert.h (convert_to_fixed): Declare.
6931 * genopinit.c: Add comment about $Q for only fixed-point modes.
6932 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
6933 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
6934 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
6935 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
6936 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
6937 usneg_optab for fixed-point modes.
6938 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
6940 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
6941 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
6942 unsigned saturation optabs, when type is saturating.
6943 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
6944 (expand_fixed_convert): New function.
6945 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
6946 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
6947 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
6948 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
6949 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
6950 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
6952 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
6953 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
6954 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
6955 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
6956 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
6958 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
6959 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
6960 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
6961 fractuns, satfractuns.
6962 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
6963 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
6964 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
6965 OTI_ssmsub_widen, OTI_usmsub_widen.
6966 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
6967 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
6968 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
6969 umsub_widen_optab, usmsub_widen_optab): Define.
6970 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
6972 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
6974 (expand_fixed_convert): Declare.
6975 * expr.c (convert_move): Support the move of fixed-point modes.
6976 (emit_move_insn_1): Handle fixed-point mode to move via integer.
6977 (categorize_ctor_elements_1): Handle FIXED_CST.
6978 (count_type_elements): Handle FIXED_POINT_TYPE.
6979 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
6980 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6982 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
6983 multiply and add/subtract for fixed-point types.
6984 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
6985 mode, we jump to binop directly.
6986 Support FIXED_CONVERT_EXPR.
6987 (do_store_flag): Check FIXED_CST to put a constant second.
6988 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
6989 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6990 (const_vector_from_tree): Support FIXED_CST.
6991 * doc/extend.texi (Fixed-Point): New node.
6992 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
6993 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
6994 satfract, fractuns, satfractuns): Document them.
6996 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6998 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
6999 addresses into I registers.
7001 2007-09-06 Jan Hubicka <jh@suse.cz>
7002 Andreas Tobler <a.tobler@schweiz.org>
7004 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
7006 (machopic_legitimize_pic_address): Likewise.
7008 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
7009 Jan Hubicka <jh@suse.cz>
7011 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
7012 instead of ufloat_optab->handlers directly.
7013 (floatdidf2): Likewise.
7015 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
7017 * config/mips/mips.c: Include diagnostic.h.
7018 (mips_set_current_function): Check errorcount and sorrycount
7019 before generating RTL.
7021 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7024 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
7025 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
7026 (print_operand_reloc): Likewise.
7028 2007-09-06 Janis Johnson <janis187@us.ibm.com>
7032 2007-09-06 Jan Hubicka <jh@suse.cz>
7034 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
7037 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7039 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7040 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7042 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7044 * optabs.c (expand_float): Convert unsigned integer as signed only
7045 if it provides sufficient accuracy; add mode argument to real_2expN.
7046 (expand_fix): Fix comment typos; extend binary float into mode
7047 wider than destination for converion to unsigned integer; add mode
7048 argument to real_2expN.
7049 * real.c (real_2expN): Add mode argument to special-case decimal
7051 * real.h (real_2expN): Ditto.
7052 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7054 (fixed_from_string): Ditto.
7055 (fixed_to_decimal): Ditto.
7056 (fixed_convert_from_real): Ditto.
7057 (real_convert_from_fixed): Ditto.
7058 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7059 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7060 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7061 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7063 2007-09-06 Tom Tromey <tromey@redhat.com>
7065 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
7066 * c-pch.c (c_common_read_pch): Restore current location after
7068 * tree.c (expand_location): Update.
7069 (expr_filename): Changed return type. Unified the two cases.
7070 (expr_lineno): Likewise.
7071 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
7073 * toplev.c (line_table): Changed type.
7074 (general_init): Update.
7075 (realloc_for_line_map): New function.
7076 (general_init): Allocate line_table using GC.
7077 * fix-header.c (line_table): Changed type.
7078 (read_scan_file): Update.
7079 (read_scan_file): Update.
7080 * c-ppoutput.c (maybe_print_line): Update.
7081 (print_line): Update.
7082 (cb_line_change): Update.
7083 (cb_define): Update.
7084 (pp_file_change): Update.
7085 * c-opts.c (c_common_init_options): Update.
7086 (finish_options): Update.
7087 (push_command_line_include): Update.
7088 * c-lex.c (cb_line_change): Update.
7089 (cb_def_pragma): Update.
7090 (cb_define): Update.
7092 (c_lex_with_flags): Use cpp_get_token_with_location.
7093 * input.h (line_table): Changed type.
7094 (location_from_locus): New macro.
7095 * tree.h (EXPR_FILENAME): No longer an lvalue.
7096 (EXPR_LINENO): Likewise.
7097 (expr_locus, set_expr_locus): Declare separately for
7098 USE_MAPPED_LOCATION.
7099 (expr_filename, expr_lineno): Changed return type.
7100 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
7101 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
7102 (expand_gimple_basic_block): Likewise.
7103 * final.c (final_scan_insn): Use expanded_location.
7105 2007-09-06 Richard Guenther <rguenther@suse.de>
7107 PR tree-optimization/32586
7108 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
7109 folding if nothing changed.
7110 (simplify_unary_expression): New function. Do tree combining
7111 on conversion like codes.
7112 (try_to_simplify): Call it.
7113 * builtins.c (fold_builtin_cexp): Fold the built expressions.
7114 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
7116 2007-09-06 Jan Hubicka <jh@suse.cz>
7119 * cse.c (fold_rtx): Avoid invalid sharing.
7121 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7123 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
7124 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
7126 2007-09-06 Revital Eres <eres@il.ibm.com>
7128 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
7129 Fix offsettable memory reference for 750CL.
7131 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
7133 * reload.c (find_reloads_address_1): Try to preserve original
7134 base/index regclass of operands.
7135 * regrename.c (scan_rtx_address): Likewise.
7136 (replace_oldest_value_addr): Likewise.
7138 2007-09-06 Richard Guenther <rguenther@suse.de>
7140 PR tree-optimization/33302
7141 * domwalk.c (walk_dominator_tree): The exit block is
7142 interesting even if it is not reachable.
7144 2007-09-06 Richard Sandiford <richard@codesourcery.com>
7147 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
7149 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
7151 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
7154 2007-09-05 Ian Lance Taylor <iant@google.com>
7156 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
7158 (dump_generic_node): Likewise.
7159 * print-rtl.c (print_decl_name): Likewise.
7160 * print-tree.c (print_node_brief): Likewise.
7161 (print_node): Likewise.
7162 * Makefile.in (RTL_BASE_H): Add alias.h.
7165 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
7167 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
7169 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
7170 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
7172 2007-09-06 Jie Zhang <jie.zhang@analog.com>
7174 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
7175 (tm_defines): Define UCLIBC_DEFAULT to 1.
7176 (extra_options): Add linux.opt.
7177 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7178 (CRT_CALL_STATIC_FUNCTION): Likewise.
7179 (NO_IMPLICIT_EXTERN_C): Likewise.
7180 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7181 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
7182 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
7183 (ENDFILE_SPEC): Don't define.
7184 (LIB_SPEC): Likewise.
7185 (CRT_CALL_STATIC_FUNCTION): Likewise.
7186 (NO_IMPLICIT_EXTERN_C): Likewise.
7187 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
7188 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
7190 2007-09-06 Jan Hubicka <jh@suse.cz>
7192 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
7195 2007-09-06 Jan Hubicka <jh@suse.cz>
7197 * opts.c (common_handle_option): Enable inlining functions for
7200 2007-09-06 Jakub Jelinek <jakub@redhat.com>
7202 * builtin-attrs.def (ATTR_NONNULL_3): New.
7203 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
7204 ATTR_NOTHROW_NONNULL_##FA.
7205 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
7206 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
7207 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
7208 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
7209 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
7210 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
7211 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
7213 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
7214 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
7215 ATTR_FORMAT_NOTHROW_3_4): Remove.
7216 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
7217 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
7218 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
7219 instead of ATTR_FORMAT_*_*.
7221 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
7223 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
7224 parts re-used for REG_FRAME_RELATED_EXPR.
7226 2007-09-05 Janis Johnson <janis187@us.ibm.com>
7228 * optabs.c (expand_float): Convert unsigned integer as signed only
7229 if it provides sufficient accuracy; add mode argument to real_2expN.
7230 (expand_fix): Fix comment typos; extend binary float into mode
7231 wider than destination for converion to unsigned integer; add mode
7232 argument to real_2expN.
7233 * real.c (real_2expN): Add mode argument to special-case decimal
7235 * real.h (real_2expN): Ditto.
7236 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
7238 (fixed_from_string): Ditto.
7239 (fixed_to_decimal): Ditto.
7240 (fixed_convert_from_real): Ditto.
7241 (real_convert_from_fixed): Ditto.
7242 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
7243 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
7244 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
7245 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
7247 2007-09-05 Ian Lance Taylor <iant@google.com>
7249 * init-regs.c (initialize_uninitialized_regs): Call
7250 emit_insn_before rather than add_insn_before.
7252 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7254 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
7255 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
7256 * tree-inline.h (copy_body_data): Add call_expr field.
7257 * tree-inline.c (expand_call_inline): Initialize call_expr.
7258 (copy_bb): Append anonymous inline fn arguments to arguments
7259 when inlining a CALL_EXPR_VA_ARG_PACK call.
7260 * builtins.c (expand_builtin): Issue an error if
7261 BUILT_IN_VA_ARG_PACK is seen during expand.
7262 (fold_call_expr, fold_builtin_call_array): Don't fold
7263 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
7264 __builtin_va_arg_pack () call as last argument.
7265 * gimplify.c (gimplify_call_expr): If last argument to a vararg
7266 function is __builtin_va_arg_pack (), decrease number of call
7267 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
7268 * expr.c (expand_expr_real_1): Issue an error if
7269 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
7270 * tree-pretty-print.c (dump_generic_node): Handle printing
7271 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
7272 * doc/extend.texi (__builtin_va_arg_pack): Document.
7274 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
7276 PR tree-optimization/21513
7277 * builtins.c (build_builtin_expect_predicate): New function.
7278 (fold_builtin_expect): Add argument for expected value.
7279 Distribute __builtin_expect over short-circuiting operations.
7280 Fold nested builtin_expects.
7281 (fold_builtin_2): Adjust call to fold_builtin_expect.
7283 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
7286 PR tree-optimization/13756
7287 * doc/invoke.texi (Options That Control Optimization): Document
7290 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
7292 * config/i386/cpuid.h: New file.
7293 * config/i386/driver-i386.c: Include cpuid.h.
7294 (describe_cache): Shrink size and line strings to 100 bytes.
7295 (detect_caches_amd): Return "" for unsupported max_ext_level.
7296 Use __cpuid function.
7297 (detect_caches_intel): Return "" for unsupported max_level.
7298 Use __cpuid function.
7299 (host_detect_local_cpu): Change feature flag variables to
7300 unsigned int. Initialize only extended feature flag variables.
7301 Use __get_cpuid_max to determine max supported cpuid level.
7302 Use __cpuid function to determine supported features. Fix
7303 calculation of family id. Remove is_amd and check signature
7304 directly. Check for Geode signature. Handle family 4 id.
7305 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
7306 cpu discovery code to lower part of the function.
7307 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
7308 for sub-architecture.
7309 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
7310 [PROCESSOR_K8]: Add k8-sse3 architecture.
7311 [PROCESSOR_NOCONA]: Remove.
7312 [PROCESSOR_GENERIC64]: Ditto.
7313 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
7314 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
7315 to check for SSE and FXSAVE support.
7316 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
7317 Add -minline-all-stringops.
7318 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
7319 (x86_64-*-*): Ditto.
7321 2007-09-05 Jie Zhang <jie.zhang@analog.com>
7323 * config/bfin/linux-unwind.h: New file.
7324 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
7325 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
7327 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7329 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
7330 * stmt.c: Include alloc-pool.h.
7331 (struct case_node): Remove GTY marker.
7332 (add_case_node): New parameter case_node_pool. Use it for
7334 (expand_case): New allocation pool case_node_pool. Initialize it,
7335 pass to add_case_node and free it.
7337 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7338 David Ung <davidu@mips.com>
7339 Nigel Stephens <nigel@mips.com>
7341 Add mips16/nomips16 function attributes and -mflip-mips16 option
7342 for testing mixed-mode compilation.
7344 * config/mips/mips.opt (mflip-mips16): New.
7346 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
7347 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
7349 * config/mips/mips.c (mips_base_target_flags): New.
7350 (mips_base_mips16): New.
7351 (mips_base_schedule_insns): New.
7352 (mips_base_reorder_blocks_and_partition): New.
7353 (mips_base_align_loops): New.
7354 (mips_base_align_jumps): New.
7355 (mips_base_align_functions): New.
7356 (mips16_flipper): New.
7357 (mips_attribute_table): Add "mips16" and "nomips16" entries.
7358 (TARGET_SET_CURRENT_FUNCTION): Define.
7359 (mips_mips16_type_p, mips_nomips16_type_p): New.
7360 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
7361 (mips_function_ok_for_sibcall): Make it deal with functions with
7363 (mips_init_split_addresses): New, split out from override_options.
7364 (mips_init_relocs): New, split out from override_options.
7365 (was_mips16_p): New.
7366 (mips_set_mips16_mode): New, split out from override_options.
7367 (mips_set_current_function): New.
7368 (override_options): Add sorry for unsupported mips16/pic
7369 combination. Remove error for mips16/dsp combination. Save
7370 base option settings.
7371 (mips_file_start): Move mips16 mode setting output from here....
7372 (mips_output_function_prologue): ....to here.
7373 (mips_output_mi_thunk): Check for mips16 function.
7374 (build_mips16_function_stub): Don't set .mips16 here.
7375 (build_mips16_call_stub): Likewise.
7376 (mips_expand_builtin): Error in mips16 mode.
7377 (mips_use_mips16_mode_p): New.
7378 (mips_encode_section_info): Check for mips16 function, and set
7379 SYMBOL_REF_FLAGS accordingly.
7381 * doc/extend.texi (Function Attributes): Document new
7382 mips16/nomips16 attributes.
7383 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
7384 (MIPS Options): Document -mflip-mips16.
7386 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7388 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
7389 if we encounter TLS address in MIPS16 mode.
7390 (mips_legitimize_const_move): Check cannot_force_const_mem for
7391 the (const (plus symbol offset)) case; this forces invalid TLS
7392 address in MIPS16 mode to be caught by the above call to sorry.
7393 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
7394 because that now enables emutls, which is not ABI compatible
7395 with native TLS in non-MIPS16 mode.
7397 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
7399 Add target hook invoked when cfun changes.
7401 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
7402 * target.h (struct gcc_target): Add set_current_function.
7403 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
7404 (TARGET_INITIALIZER): Add initializer for set_current_function.
7405 * tree.h (push_struct_function): New.
7406 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
7408 (set_cfun): Declare.
7409 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
7411 (push_function_context_to): Use allocate_struct_function
7412 to create null context, not init_dummy_function_start. Use set_cfun.
7413 (pop_function_context_from): Use set_cfun.
7414 (in_dummy_function): New.
7415 (invoke_set_current_function_hook): New.
7417 (push_cfun, pop_cfun): Use set_cfun.
7418 (push_struct_function): New.
7419 (allocate_struct_function): Call invoke_set_current_function_hook
7421 (prepare_function_start): Don't set cfun here. Remove unused
7422 argument; fix all callers.
7423 (init_dummy_function_start): Fiddle with in_dummy_function. Call
7424 push_struct_function.
7425 (init_function_start): Set cfun here.
7426 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
7427 * omp-low.c (create_omp_child_function): Use push_struct_function
7428 and pop_cfun to save/restore state.
7429 (expand_omp_parallel): Remove unused saved_cfun variable.
7430 * cgraphunit.c (ipa_passes): Use set_cfun.
7431 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
7432 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
7433 * matrix-reorg.c (transform_allocation_sites): Likewise.
7434 (matrix_reorg): Use set_cfun.
7435 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
7436 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
7437 assignment to cfun; use set_cfun for the other.
7438 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
7439 (dump_function_to_file): Use push_cfun/pop_cfun here.
7440 * c-decl.c (finish_function): Use set_cfun.
7442 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7444 * regrename.c (rerename_optimize): Use deferred rescanning and
7445 insert explicit calls to rescan insns when changed.
7447 2007-09-05 Jan Hubicka <jh@suse.cz>
7449 * optabs.c (libfunc_entry): Change optab to integer.
7450 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
7451 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
7452 of pointers for hashing.
7454 2007-09-05 Jan Hubicka <jh@suse.cz>
7456 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
7458 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
7459 * see.c (pass_see): Likewise.
7460 * tracer.c (pass_tracer): Likewise.
7461 * postreload-gcse.c (pass_gcse2): Likewise.
7462 * postreload.c (pass_postreload_cse): Likewise.
7463 * mode-switching.c (pass_mode_switching): Likewise.
7464 * modulo-sched.c (pass_sms): Likewise.
7465 * cse.c (cse_insn): Likewise.
7466 * web.c (pass_web): Likweise.
7467 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
7468 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
7469 * loop-init.c (pass_rtl_loop_init): Likewise.
7470 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
7471 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
7472 * global.c (pass_global_alloc): Likewise.
7473 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
7474 pass_if_after_reload): Likewise.
7475 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
7476 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
7477 * regmove.c (pass_regmove): Likewise.
7478 * function.c (pass_thread_prologugues_epilogues): Likewise.
7479 * gcse.c (pass_gcse): Likewise.
7480 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
7481 * lower-subreg.c (pass_lower_subreg2): Likewise.
7482 * bt-load.c (pass_branch_target_load): Likewise.
7483 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
7484 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
7485 * combine.c (pass_combine): Likewise.
7486 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
7487 (pass_partition_blocks): Likewise.
7488 * var-tracking.c (pass_variable_track): Likewise.
7489 * reg-stack.c (pass_stack_regs_run): Likewise.
7490 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
7491 * passes.c (pass_postreload): Likewise.
7492 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
7493 * tree-pass.h (TODO_verify_rtl_sharing): New.
7494 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
7495 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
7496 TODO_set_props, TODO_df_finish, TODO_df_verify,
7497 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
7499 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7501 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
7502 fold_real_zero_addition_p, reorder_operands_p,
7503 div_if_zero_remainder, fold_undefer_overflow_warnings,
7504 int_binop_types_match_p, fold_convert_const_int_from_int,
7505 fold_convert_const_int_from_real,
7506 fold_convert_const_int_from_fixed,
7507 fold_convert_const_real_from_real,
7508 fold_convert_const_real_from_fixed,
7509 fold_convert_const_fixed_from_fixed,
7510 fold_convert_const_fixed_from_int,
7511 fold_convert_const_fixed_from_real, maybe_lvalue_p,
7512 fold_checksum_tree, fold_check_failed, print_fold_checksum,
7513 debug_fold_checksum, multiple_of_p): Constify.
7514 * tree-flow-inline.h (get_lineno): Likewise.
7515 * tree-flow.h (get_lineno): Likewise.
7516 * tree-object-size.c (compute_object_offset, addr_object_size,
7517 alloc_object_size, pass_through_call): Likewise.
7518 * tree-pretty-print.c (op_symbol, print_call_name,
7519 print_struct_decl, do_niy): Likewise.
7520 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
7521 debug_fold_checksum): Likewise.
7523 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
7526 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
7527 note, remove the associated REG_RETVAL note.
7529 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
7531 * config.gcc (powerpc*-*-*): Install
7532 spu2vmx.h, vec_types.h, and si2vmx.h headers.
7533 * config/rs6000/spu2vmx.h: New header.
7534 * config/rs6000/si2vmx.h: New header.
7535 * config/rs6000/vec_types.h: New header.
7537 2007-09-05 Ben Elliston <bje@au.ibm.com>
7539 * varasm.c (initializer_constant_valid_p): Fix comment typo.
7541 2007-09-05 Ben Elliston <bje@au.ibm.com>
7543 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
7545 (__stdcx): Make asm volatile.
7546 (__stwcx, __stdcx): Return only 0 or 1.
7548 2007-09-05 Jan Hubicka <jh@suse.cz>
7552 2007-09-04 Jan Hubicka <jh@suse.cz>
7553 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7555 2007-09-04 Richard Guenther <rguenther@suse.de>
7556 * tree-ssa-operands.c (add_virtual_operand): Only mark
7557 stores as has_volatile_ops if alias information is not available.
7559 2007-09-05 Jakub Jelinek <jakub@redhat.com>
7561 * config/rs6000/tramp.asm: Include config.h.
7562 Check __PIC__ or __pic__ macro instead of SHARED.
7564 PR rtl-optimization/32300
7565 * see.c (see_copy_insn): New function.
7566 (see_def_extension_not_merged, see_merge_one_use_extension,
7567 see_merge_one_def_extension): Use it. Avoid changing
7568 PREV_INSN/NEXT_INSN chains directly, insted emit insns
7569 into sequences. Call df_insn_delete on temporary insns
7570 that won't be emitted into the insn stream.
7571 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
7572 and run df_process_deferred_rescans () before run_fast_dce.
7574 PR tree-optimization/33017
7575 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
7576 recurse for pure or const function calls.
7578 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7580 * c-format.c: Include alloc-pool.h.
7581 (check_format_info_main): New argument fwt_alloc. Use allocation
7582 pool instead of GC. Remove GC deallocation code.
7583 (check_format_arg): Create allocation pool, pass it to
7584 check_format_info_main and free it afterwards.
7585 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
7587 2007-09-05 Ben Elliston <bje@au.ibm.com>
7589 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
7590 Rename count macro arugment for clarity.
7591 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
7592 (__protected_stream_set): Likewise, pass 0.
7594 2007-09-04 Jan Hubicka <jh@suse.cz>
7596 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
7598 2007-09-04 Jan Hubicka <jh@suse.cz>
7600 * invoke.texi (-finline-small-functions): Document.
7601 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
7602 when deciding what is inlinable.
7603 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
7604 (cgraph_decide_inlining_of_small_function): Handle new flags.
7605 (cgraph_decide_inlining_incrementally): Likewise.
7606 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
7607 * common.opt (finline-small-functions): New.
7608 * Makefile.in (build/gengtype.o-warn): Work around PR29478
7610 2007-09-04 Richard Guenther <rguenther@suse.de>
7612 * tree-ssa-operands.c (add_virtual_operand): Only mark
7613 stores as has_volatile_ops if alias information is not available.
7615 2007-09-04 Andrew Haley <aph@redhat.com>
7617 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
7619 2007-09-04 Andrew Haley <aph@redhat.com>
7621 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
7622 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
7623 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
7625 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
7628 * common.opt: Mention ABI version 2 in comment.
7630 2007-09-04 Jan Hubicka <jh@suse.cz>
7632 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
7633 (libfunc_entry): New structure.
7634 (libfunc_hash): New hashtable.
7635 (hash_libfunc): New function.
7636 (eq_libfunc): New function.
7637 (convert_optab_libfunc): New function.
7638 (optab_libfunc): New function.
7639 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
7640 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
7641 expand_float, expand_fix, new_optab, new_convert_optab):
7642 Update for new libfunc API.
7643 (init_libfunc, init_integral_libfuncs,
7644 init_floating_libfuncs, init_interclass_conv_libfuncs
7645 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
7646 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
7647 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
7648 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
7649 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
7650 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
7651 gen_extend_conv_libfunc): New.
7652 (init_one_libfunc): Revamp for hashtables.
7653 (set_conv_libfunc): Likewise.
7654 (init_optabs): Initialize hashtable; use lazy initialization where
7656 * optabs.h (optab_handlers): Move out of GGC.
7657 (optab, convert_optab): Move out of GGC; add lazy gen info.
7658 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
7659 (optab_libfunc, convert_optab_libfunc): New.
7660 * builtins.c (expand_builtin_powi): Update for new API.
7661 * expr.c (convert_move): Likewise.
7662 * expmed.c (expand_divmod): Likewise.
7664 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7666 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
7667 GOT pointer only if there is a constant pool. Use the allocated space
7670 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
7672 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
7675 2007-09-04 Revital Eres <eres@il.ibm.com>
7676 Richard Guenther <rguenther@suse.de>
7677 R. Clint Whaley <whaley@cs.utsa.edu>
7679 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
7681 * tree-tailcall.c (process_assignment): Use -fassociative-math
7682 when reodering operands of floating-point type.
7683 * fold-const.c (fold_comparison, fold_binary): Use
7684 -fassociative-math and -freciprocal-math instead of
7685 -funsafe-math-optimization flag.
7686 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
7687 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
7688 -freciprocal-math instead of -funsafe-math-optimizations.
7689 * opts.c (set_fast_math_flags): Set -freciprocal-math and
7690 -fassociative-math when -ffast-math is set.
7691 (set_unsafe_math_optimizations_flags): New Function
7692 to set -freciprocal-math and -fassociative-math when
7693 -funsafe-math-optimizations is set.
7694 (common_handle_option): Call it.
7695 * tree-vectorizer.c (vect_is_simple_reduction): Use
7696 -fassociative-math when doing reduction on floats.
7697 * loop-unroll.c (analyze_insn_to_expand_var): Use
7698 -fassociative-math when expanding an accumulator of type float.
7699 * simplify-rtx.c (simplify_binary_operation_1): Use
7700 -fassociative-math and -freciprocal-math when reordeing operands
7701 of floating-point type.
7702 * combine.c (combine_simplify_rtx): Likewise.
7703 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
7705 * common.opt (-fassociative-math, -freciprocal-math): New flags.
7707 2007-09-04 Paolo Carlini <pcarlini@suse.de>
7710 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
7712 2007-09-04 Jan Hubicka <jh@suse.cz>
7714 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
7716 2007-09-04 Jan Hubicka <jh@suse.cz>
7718 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
7719 and corresponding MATCH_DUP.
7721 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
7724 * combine.c (subst): Do not try to simplify X if it represents load
7725 of FP constant from the constant pool via float extension.
7727 2007-09-04 Ben Elliston <bje@au.ibm.com>
7729 * c-opts.c: Include "tm_p.h".
7730 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
7732 2007-09-04 Richard Guenther <rguenther@suse.de>
7734 PR tree-optimization/33291
7735 * tree-pretty-print.c (dump_generic_node): Dump all
7736 qualifiers for pointer types, not only first. Dump
7737 qualifiers for aggregate types as well.
7738 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
7739 use the canonical type for building ARRAY_REFs.
7740 * gimplify.c (canonicalize_addr_expr): Clean up. The
7741 correct validness check is compatibility of the pointer
7742 types. Always use the canonical type for building
7743 ARRAY_REFs and ADDR_EXPRs.
7744 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
7745 change that disabled propagation of ADDR_EXPRs into statements
7748 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7750 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
7751 (umulsi3_highpart): Make into expanders; existing insns are
7752 now named *[insn]_nov6. Add stars to existing [insn]_v6
7753 counterparts' names.
7755 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
7757 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
7758 (unprotoize.o): Remove SHLIB_MULTILIB.
7760 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
7762 * doc/extend.texi: Document progmem attribute for AVR.
7764 2007-09-03 Anatoly Sokolov <aesok@post.ru>
7767 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
7769 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7771 * optabs.c (expand_ffs): Initialize val and defined_at_zero
7774 * optabs.c: Remove unnecessary forward declarations.
7775 (expand_unop_direct): New, broken out of expand_unop.
7776 (expand_doubleword_clz): New.
7777 (expand_ctz): Move above expand_ffs. Use
7778 start_sequence, end_sequence, add_equal_note, and
7779 expand_unop_direct. Add more commentary.
7780 (expand_ffs): Try both ctz optab and expand_ctz.
7781 Generate a test and branch if the hardware doesn't give us
7782 a useful value for input zero. Style improvements similar to
7785 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
7787 2007-09-03 Zack Weinberg <zack@codesourcery.com>
7789 * config.gcc: Delete stanza for arm-semi-aof and
7790 armel-semi-aof targets.
7791 * config/arm/arm-protos.h
7793 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
7794 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
7795 delete aof_pic_label and remove mention of AOF in comments.
7796 * config/arm/arm.md: Delete patterns used only for AOF assembly.
7798 * config/arm/semiaof.h
7799 * config/arm/t-semi: Delete file.
7801 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7803 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
7804 CONST_CAST_BB): New macros for type-specific casts.
7805 (CONST_CAST): Add a TYPE parameter and define it in terms of
7808 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
7809 * c-lex.c (cb_ident, lex_string): Likewise,
7810 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
7811 * config/i386/i386.c (ix86_function_regparm,
7812 ix86_function_sseregparm): Use CONST_CAST_TREE.
7813 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
7815 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
7816 give_switch, set_multilib_dir): Likewise,
7817 * gengtype-parse.c (string_seq, typedef_name): Likewise,
7818 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
7819 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
7820 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
7821 * prefix.c (update_path): Likewise,
7822 * pretty-print.c (pp_base_destroy_prefix): Likewise,
7823 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
7824 * tree-cfg.c (tree_can_merge_blocks_p,
7825 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
7826 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
7827 * tree.c (build_string): Supply a TYPE for CONST_CAST.
7828 (attribute_list_contained): Use CONST_CAST_TREE.
7830 2007-09-03 Krister Walfridsson <cato@df.lth.se>
7832 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
7834 2007-09-03 Richard Sandiford <richard@codesourcery.com>
7837 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
7838 before forcing them into a register.
7840 2007-09-03 Richard Sandiford <richard@codesourcery.com>
7842 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
7843 rather than define_code_macro.
7845 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7847 * gcc.c (xputenv): New function.
7848 (putenv_from_prefixes): Use xputenv instead of putenv.
7849 (process_command): Use xputenv instead of putenv.
7850 (set_collect_gcc_options): Use xputenv instead of putenv.
7851 (main): Use xputenv instead of putenv.
7853 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7855 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
7856 availability of swap instruction.
7857 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
7859 2007-09-03 Revital Eres <eres@il.ibm.com>
7861 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
7864 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
7865 Ayal Zaks <zaks@il.ibm.com>
7866 Revital Eres <eres@il.ibm.com>
7868 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
7869 compute_split_row): New functions.
7870 (ps_unschedule_node): Remove.
7871 (normalize_sched_times): Iterate over the already scheduled
7872 insns instead of the number of nodes.
7873 (MAX_SPLIT_NUM): New definition.
7874 (sms_schedule_by_order): Change the scheduling heuristic to
7875 avoid useless increases of initiation interval ii.
7876 (get_sched_window): Add dump printouts.
7878 2007-09-02 David Daney <ddaney@avtrex.com>
7880 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
7881 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
7882 (optab, insn): Add more attributes.
7883 (fetchop_bit): New code macro.
7884 (immediate_insn): New code macro attribute.
7885 (sync): Change condition to ISA_HAS_SYNC.
7886 (rdhwr): Change predicate for operand 0 to register_operand.
7887 (memory_barrier): New expand.
7888 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
7889 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
7890 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
7891 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7892 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
7893 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
7894 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
7895 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
7896 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
7898 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7899 Hans-Peter Nilsson <hp@axis.com>
7901 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
7902 Defined to describe availability and behavior of CLZ.
7903 * config/cris/cris.md (clzsi2): Implement using lz instruction.
7904 * config/cris/cris.opt: Tweak comment for "-metrax4".
7905 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
7906 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
7907 (count_leading_zeros): Define.
7909 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7911 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
7913 2007-09-02 Joseph Myers <joseph@codesourcery.com>
7917 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
7920 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7922 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
7923 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
7924 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
7925 sched-deps.c, sched-int.h, system.h, target.h,
7926 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
7927 tree.def: Fix comment typos.
7929 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7931 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
7932 (override_options): Turn on -mstrict-align on non-ColdFire
7934 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
7936 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7938 * c-common.c (const_strip_array_types): Delete.
7939 * c-common.h (const_strip_array_types): Likewise.
7940 * emit-rtl.c (const_next_insn, const_previous_insn,
7941 const_next_nonnote_insn, const_prev_nonnote_insn,
7942 const_next_real_insn, const_prev_real_insn,
7943 const_next_active_insn, const_prev_active_insn, const_next_label,
7944 const_prev_label): Delete.
7945 * gimple-low.c (block_may_fallthru): Use expr_last.
7946 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
7947 * rtl.h (const_previous_insn, const_next_insn,
7948 const_prev_nonnote_insn, const_next_nonnote_insn,
7949 const_prev_real_insn, const_next_real_insn,
7950 const_prev_active_insn, const_next_active_insn, const_prev_label,
7951 const_next_label): Delete.
7952 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
7953 * system.h (CONST_CAST): Update comment.
7954 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
7955 (const_first_stmt, const_last_stmt): Delete.
7956 (tree_block_ends_with_condjump_p): Use last_stmt.
7957 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
7958 * tree-iterator.c (const_expr_first, const_expr_last,
7959 const_expr_only): Delete.
7960 * tree.c (const_lookup_attribute): Likewise.
7961 (attribute_list_contained): Use lookup_attribute.
7962 * tree.h (const_lookup_attribute, const_expr_first,
7963 const_expr_last, const_expr_only): Delete.
7965 2007-09-01 Richard Guenther <rguenther@suse.de>
7967 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
7968 instead of TREE_THIS_VOLATILE.
7969 * tree-ssa-operands.c (add_virtual_operand): Do not set
7970 has_volatile_ops. Do not check s_ann for NULL.
7971 (get_indirect_ref_operands): Likewise.
7972 (get_expr_operands): Likewise. For all reference trees
7973 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
7974 check base of reference for TREE_THIS_VOLATILE.
7976 2007-09-01 Richard Guenther <rguenther@suse.de>
7978 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
7979 between integral types. Also allow conversions between
7982 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7984 * optabs.c (prepare_float_lib_cmp): Use
7985 libgcc_cmp_return_mode instead of word_mode.
7986 * config/dfp-bit.h: Likewise.
7987 * config/fp-bit.h: Likewise.
7988 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
7990 (spu_libgcc_shift_count_mode): New function.
7991 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
7992 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
7994 2007-08-31 Joseph Myers <joseph@codesourcery.com>
7996 * tree-pretty-print.c: Include output.h.
7997 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
7998 HOST_WIDE_INT_PRINT_DEC.
7999 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
8001 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
8003 PR rtl-optimization/33224
8004 * loop-iv.c (latch_dominating_def): Check that the definition belongs
8005 to the analysed region.
8007 2007-08-31 Richard Guenther <rguenther@suse.de>
8009 * function.c (allocate_struct_function): Do not set
8010 current_function_returns_pointer.
8011 * function.h (struct var_refs_queue): Remove.
8012 (struct simple_obstack_stack): Likewise.
8013 (struct function): Remove fixup_var_refs_queue member.
8014 Remove returns_pointer flag.
8015 (current_function_returns_pointer): Remove define.
8017 2007-08-31 Nick Clifton <nickc@redhat.com>
8019 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
8020 secondary keys in order to obtain a stable sort.
8022 2007-08-31 Nick Clifton <nickc@redhat.com>
8025 * config/m32r/constraints.md: Add W constraint for integer zero.
8026 * config/m32r/m32r.md (get_pc): Use W and i constraints.
8027 Fix length calculation by using alternatives.
8029 2007-08-31 Richard Sandiford <richard@codesourcery.com>
8031 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
8032 split out from expand_binop.
8033 (avoid_expensive_constant): New function.
8034 (expand_binop_directly): Remove commutative_op argument and
8035 (expand_binop_directly): Remove commutative_op argument and
8036 call cummutative_optab_p instead. Do not change op0 or op1
8037 when swapping xop0 and xop1. Apply avoid_expensive_constant
8038 to each argument after potential swapping. Enforce the
8039 canonical order of commutative operands.
8040 (expand_binop): Use shift_optab_p and commutative_optab_p.
8041 Update the calls to expand_binop_directly. Only force constants
8042 into registers when widening an operation. Only swap operands
8043 once a direct expansion has been rejected.
8044 (expand_twoval_binop): Only force constants into registers when
8045 using a direct expansion.
8047 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
8049 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
8050 (sched_analyze_insn): Don't postprocess speculative dependencies when
8051 target has no scheduling.
8052 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
8053 'uninitialized' warning.
8055 2007-08-31 Richard Guenther <rguenther@suse.de>
8057 * tree.c (build_complex_type): Always set TYPE_NAME for
8060 2007-08-31 Olivier Hainque <hainque@adacore.com>
8062 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
8063 internal macro. Default alignment factor for csect directives, chosen
8064 to match what BIGGEST_ALIGNMENT allows.
8065 (DATA_SECTION_ASM_OP): Use it.
8066 * config/rs6000/rs6000.c
8067 (rs6000_xcoff_output_readonly_section_asm_op):
8068 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
8069 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
8071 2007-08-31 Olivier Hainque <hainque@adacore.com>
8073 * dbxout.c (dbxout_block): Move declaration within the first
8074 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
8075 block to include the definition, together with the associated
8078 2007-08-31 David Edelsohn <edelsohn@gnu.org>
8079 Revital Eres <eres@il.ibm.com>
8081 * doc/invoke.texi (-mpaired): Document flag.
8082 * config.gcc: Include paired.h in powerpc extra_headers and
8083 750cl.h in powerpc-*-linux*paired*.
8084 * config/rs6000/rs6000.opt (-mpaired): New flag.
8085 * config/rs6000/rs6000.c (paired_init_builtins,
8086 paired_expand_builtin, paired_expand_lv_builtin,
8087 paired_expand_stv_builtin, paired_expand_predicate_builtin):
8088 New functions to support the paired single builtin functions.
8089 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
8090 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
8092 (bdesc_paired_preds): New structure for paired predicate
8094 (rs6000_expand_builtin): Expand paired single builtins.
8095 (rs6000_init_builtins): Init paired single builtins.
8096 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
8097 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
8098 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
8099 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
8100 (rs6000_vector_mode_supported_p): Support paired vector mode.
8101 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
8102 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
8104 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
8105 (DATA_ALIGNMENT): Likewise.
8106 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
8107 (rs6000_builtins): Add PAIRED builtins.
8108 * config/rs6000/rs6000.md: Include paired.md.
8109 * config/rs6000/paired.h: New.
8110 * config/rs6000/paired.md: New.
8111 * config/rs6000/750cl.h: New.
8112 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
8114 2007-08-30 Ollie Wild <aaw@google.com>
8116 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
8117 * gcc.c (default_compilers): Add -fno-directives-only to
8118 @assembler-with-cpp.
8120 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
8124 * regclass.c (initial_fixed_regs): Revert previous change and make
8126 (initial_call_used_regs): Likewise.
8127 (initial_call_really_used_regs): Delete, reverting previous addition.
8128 (initial_reg_names): Likewise.
8129 (init_reg_sets): Revert previous change.
8130 (saved_fixed_regs): New.
8131 (saved_call_used_regs): New.
8132 (saved_call_really_used_regs): New.
8133 (saved_reg_names): New.
8134 (save_register_info): New.
8135 (restore_register_info): New.
8136 (init_reg_sets_1): Replace reset of register info with call to
8137 restore_register_info.
8138 * rtl.h (save_register_info): Declare.
8139 * toplev.c (backend_init): Call save_register_info.
8141 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
8143 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
8144 from the original statement.
8146 2007-08-30 Chao-ying Fu <fu@mips.com>
8148 * c-lex.c (interpret_fixed): Declare.
8149 (interpret_float): Process _Fract and _Accum.
8150 (interpret_fixed): New function.
8151 * final.c (output_addr_const): Process CONST_FIXED.
8152 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
8153 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
8155 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
8157 (simplify_immed_subreg): Support CONST_FIXED.
8158 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
8159 (simplify_subreg): Support CONST_FIXED.
8161 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
8163 * config/rs6000/ppu_intrinsics.h: New file.
8164 * config.gcc (powerpc*-*-* <extra_headers>): Install
8167 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8169 * cfg.c (dump_flow_info): Change to also print entry and exit
8171 * print-rtl.c (print_rtl_single): Allow to print rtl with
8174 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8176 * df-core.h (df_dump_region): New function.
8177 * df.h (df_dump_region): New function.
8178 * loop-invariant.c (find_defs): Add call to df_dump_region.
8179 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
8182 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8185 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
8186 true if any of the compare_section_name calls returned true,
8187 rather than if any returned false.
8189 2007-08-30 Richard Guenther <rguenther@suse.de>
8191 PR tree-optimization/33199
8192 * tree-ssa-structalias.c (handle_lhs_call): New function.
8193 (find_func_aliases): In non-IPA mode make sure that for
8194 calls that return a pointer we add a constraint for the
8195 result to point to anything.
8197 2007-08-30 Richard Guenther <rguenther@suse.de>
8199 * doc/invoke.texi (-mveclibabi): Document new target option.
8200 * config/i386/i386.opt (-mveclibabi): New target option.
8201 * config/i386/i386.c (ix86_veclib_handler): Handler for
8202 vectorization library support.
8203 (override_options): Handle the -mveclibabi option, initialize
8204 the vectorization library handler.
8205 (ix86_builtin_vectorized_function): As fallback call the
8206 vectorization library handler, if set.
8207 (ix86_veclibabi_acml): New static function for ACML ABI style
8208 vectorization support.
8210 2007-08-30 Jakub Jelinek <jakub@redhat.com>
8212 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
8213 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
8214 SImode and update m. Don't run gen_lowpart_common on arbitrary
8215 memory address, force it to register first.
8218 * dce.c (dce_process_block): Don't delete setters of
8219 artificially used registers.
8221 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8223 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
8224 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
8225 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
8227 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8229 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
8231 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
8232 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
8234 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8236 * system.h: Activate -Wcast-qual as warning-only.
8238 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
8241 * config/rs6000/rs6000.c (compare_section_name): New function.
8242 (rs6000_elf_in_small_data_p): Compare section prefixes instead
8245 2007-08-29 Olivier Hainque <hainque@adacore.com>
8247 * xcoffout.c: #include debug.h.
8248 * Makefile.in (xcoffout.o): Add debug.h dependency.
8250 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
8252 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8253 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
8255 2007-08-29 Richard Guenther <rguenther@suse.de>
8257 * tree-pretty-print.c (dump_generic_node): Print
8258 label DECL_UID as D.%u.
8259 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
8261 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8263 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
8264 * builtins.def (BUILT_IN_REALLOC): New builtin.
8266 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
8269 * tree.c (build_type_attribute_qual_variant): Set canonical types
8270 on the final, unqualified attribute variant before building the
8273 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8275 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
8276 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
8278 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8281 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8282 * config/bfin/bfin.md (composev2hi): Put operands into vector
8285 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8287 * config/bfin/bfin.md (composev2hi): Put operands into vector
8290 2007-08-29 Jie Zhang <jie.zhang@analog.com>
8292 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
8293 attribute when appropriate.
8294 (bfin_handle_l1_text_attribute): New.
8295 (bfin_handle_l1_data_attribute): New.
8296 (bfin_attribute_table): Add attributes: l1_text, l1_data,
8297 l1_data_A and l1_data_B.
8298 * doc/extend.texi (node Function Attributes): Document l1_text
8300 (Variable Attributes): Add Blackfin subsection. Document l1_data,
8301 l1_data_A and l1_data_B variable attributes.
8303 2007-08-28 Jie Zhang <jie.zhang@analog.com>
8305 * config/bfin/bfin.opt (minline-plt): Add.
8306 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
8307 call to global functions.
8308 * doc/invoke.texi (Option Summary): Mention -minline-plt.
8309 (Blackfin Options): Document -minline-plt.
8311 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8313 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
8314 given a non-function.
8315 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
8317 2007-08-28 DJ Delorie <dj@redhat.com>
8319 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
8321 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8323 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
8325 2007-08-28 Richard Guenther <rguenther@suse.de>
8327 * tree.h (struct tree_function_decl): Increase size of
8328 function_code bitfield.
8330 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
8331 Kazu Hirata <kazu@codesourcery.com>
8333 * config/m68k/linux.h
8334 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
8335 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
8336 (m68k_return_in_memory): New.
8337 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
8340 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
8343 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
8344 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
8345 operand) when top VEC_SELECT extracts scalar element.
8346 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
8347 (*vec_extract_v4sf_mem): Ditto.
8349 2007-08-28 Jakub Jelinek <jakub@redhat.com>
8352 * passes.c (init_optimization_passes): Move pass_df_finish
8353 after pass_postreload sublist.
8355 PR rtl-optimization/33148
8356 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
8357 (neg (lt X 0)) if X has scalar int mode.
8360 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
8361 initializer, use build_vector_from_ctor if possible to create
8362 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
8363 even after this, return NULL.
8365 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
8367 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
8369 2007-08-28 Richard Guenther <rguenther@suse.de>
8371 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
8372 (struct tree_function_decl): Make function_code a bitfield.
8373 Add disregard_inline_limits flag.
8374 * cgraphunit.c (cgraph_process_new_functions): Check
8375 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
8376 (cgraph_preserve_function_body_p): Likewise.
8377 * ipa-inline.c (compute_inline_parameters): Likewise.
8378 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
8379 for GNU C extern inline functions.
8380 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
8381 * tree-inline.c (disregard_inline_limits_p): Remove.
8382 * tree-inline.h (disregard_inline_limits_p): Likewise.
8383 * c-common.c (handle_always_inline_attribute): Set
8384 DECL_DISREGARD_INLINE_LIMITS.
8385 * langhooks.c (add_builtin_function): Verify the function code
8386 fits in the bitfield.
8388 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
8389 Vladimir Yanovsky <yanov@il.ibm.com>
8390 Revital Eres <eres@il.ibm.com>
8391 Andrey Belevantsev <abel@ispras.ru>
8393 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
8395 * modulo-sched.c: Add documentation regarding do-loop.
8396 (doloop_register_get): Change number of arguments to support
8397 the new do-loop pattern and check whether COUNT_REG has no other
8398 occurences in the loop besides in the control part.
8399 (duplicate_insns_of_cycles): Do not duplicate the insn which
8400 changes count_reg as it is already adjusted.
8401 (generate_prolog_epilog): New argument to support the new
8402 do-loop pattern. Change the subtract instruction to use
8403 expand_simple_binop. Call duplicate_insns_of_cycles with new
8405 (sms_schedule): Call doloop_register_get and
8406 generate_prolog_epilog with new argument. Do not handle loops
8407 with single sets insns with subreg in their lhs.
8408 * loop-doloop.c (doloop_optimize): Support for another do-loop
8410 (doloop_condition_get): Gets an instruction instead of a pattern
8411 and change the return condition when the do-loop pattern is
8413 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
8414 deps when considering to not create edges.
8416 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
8418 * doc/extend.texi (gnu_inline funtion attribute): Document C++
8421 2007-08-27 Jason Merrill <jason@redhat.com>
8424 * gimplify.c (gimplify_modify_expr): Discard the assignment of
8425 zero-sized types after calling gimplify_modify_expr_rhs.
8427 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
8429 * regclass.c (init_reg_autoinc): Fix typo.
8431 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
8433 Fix PR tree-optimization/33173
8434 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
8436 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
8439 * config/i386/i386.h (VALID_DFP_MODE_P): New.
8440 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
8443 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
8444 David Ung <davidu@mips.com>
8445 Nigel Stephens <nigel@mips.com>
8447 Separate target-specific initialization from general
8448 back-end initialization.
8450 * toplev.c (init_alignments): New, split out from...
8451 (process_options): ...here.
8452 (backend_init_target): New, split out from...
8453 (backend_init): ...here.
8454 (lang_dependent_init_target): New, split out from...
8455 (lang_dependent_init): ...here.
8456 (target_reinit): New.
8457 * toplev.h (target_reinit): Declare.
8458 * expr.c (init_expr_target): Renamed from init_expr_once, since it
8459 now can be called more than once. Update comments.
8460 * expr.h (init_expr_target): Likewise.
8461 * alias.c (init_alias_target): Renamed from init_alias_once, since it
8462 now can be called more than once. Explicitly zero
8463 static_reg_base_value.
8464 * emit-rtl.c (init_emit_regs): New, split out from...
8465 (init_emit_once): Here.
8466 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
8467 non-const, so that changes from command-line arguments can overwrite
8468 values provided by the static initializers.
8469 (initial_call_really_used_regs): New, used similarly to the above.
8470 (initial_reg_names): Likewise.
8471 (last_mode_for_init_move_cost): Promoted function-local static to
8472 file-scope static to make it accessible outside init_move_cost.
8473 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
8474 Do not initialize inv_reg_alloc_order yet, either. Do initialize
8475 reg_names since it is needed for parsing command-line options.
8476 (init_move_cost): Use last_mode_for_init_move_cost instead of
8477 function-local static.
8478 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
8479 call_really_used_regs now. Reinitialize reg_names. Also
8480 initialize inv_reg_alloc_order. Zero reg_class_subunion and
8481 reg_class_superunion. Clear losing_caller_save_reg_set.
8482 Preserve global registers if called more than once. Reset
8483 move cost, may_move_in_cost, may_move_out_cost, and
8484 last_mode_for_init_move_cost.
8485 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
8486 can now be invoked more than once. Update comments.
8487 (init_regs): Update comments.
8488 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
8489 and initial_call_really_used_regs, instead of the non-initial
8490 variables. This allows us to save the command-line register settings
8491 after target reinitialization.
8492 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
8493 * rtl.h (init_emit_regs): Declare.
8494 (init_reg_modes_target, init_alias_target): Renamed as described
8496 * reload1.c (init_reload): Update comments.
8497 * optabs.c (init_optabs): Likewise.
8498 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
8500 2007-08-26 Chao-ying Fu <fu@mips.com>
8502 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
8505 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8507 * alias.c (memory_modified_1, memory_modified_in_insn_p):
8509 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
8511 * bb-reorder.c (copy_bb_p): Likewise.
8512 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
8513 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8514 block_ends_with_condjump_p): Likewise.
8515 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
8516 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
8517 block_ends_with_condjump_p): Likewise.
8518 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
8519 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
8520 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
8521 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
8522 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
8523 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
8524 debug_true_const_tree instad of debug_true_tree.
8525 * debug.c (do_nothing_debug_hooks): Likewise.
8526 * debug.h (ignore_block, debug_true_const_tree): Constify.
8527 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
8528 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
8529 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
8530 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
8531 dbx_reg_number, is_based_loc, field_type,
8532 simple_type_align_in_bits, simple_decl_align_in_bits,
8533 simple_type_size_in_bits, field_byte_offset, insert_float,
8534 type_tag, member_declared_type, is_redundant_typedef,
8535 secname_for_decl, is_inlined_entry_point): Likewise.
8536 * emit-rtl.c (const_next_insn, const_previous_insn,
8537 const_next_nonnote_insn, const_prev_nonnote_insn,
8538 const_next_real_insn, const_prev_real_insn,
8539 const_next_active_insn, const_prev_active_insn, const_next_label,
8540 const_prev_label): Likewise.
8541 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
8543 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
8544 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
8545 sched_insn_is_legitimate_for_speculation_p): Likewise.
8546 * jump.c (reversed_comparison_code_parts,
8547 reversed_comparison_code, reversed_comparison, condjump_label):
8549 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
8550 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
8552 * rtl.h (const_previous_insn, const_next_insn,
8553 const_prev_nonnote_insn, const_next_nonnote_insn,
8554 const_prev_real_insn, const_next_real_insn,
8555 const_prev_active_insn, const_next_active_insn, const_prev_label,
8556 const_next_label, modified_between_p, modified_in_p,
8557 const_note_storeskeep_with_call_p, condjump_label,
8558 reversed_comparison, reversed_comparison_code,
8559 reversed_comparison_code_parts, memory_modified_in_insn_p,
8560 stack_regs_mentioned): Likewise.
8561 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
8562 keep_with_call_p): Likewise.
8563 * sched-deps.c (deps_may_trap_p, sched_get_condition,
8564 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
8565 sd_lists_size, sd_lists_empty_p): Likewise.
8566 * sched-int.h (sched_insns_conditions_mutex_p,
8567 haifa_classify_insn, no_real_insns_p,
8568 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
8569 sd_lists_size, sd_lists_empty_p): Likewise.
8570 * sdbout.c (sdb_debug_hooks): Likewise.
8571 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
8572 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
8573 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
8575 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
8576 tree_can_throw_internal): Likewise.
8577 * tree-flow-inline.h (phi_nodes): Likewise.
8578 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
8579 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
8580 * tree-gimple.c (const_get_call_expr_in): Likewise.
8581 * tree-gimple.h (const_get_call_expr_in): Likewise.
8582 * tree.c (const_lookup_attribute, attribute_list_equal,
8583 attribute_list_contained): Likewise.
8584 * tree.h (attribute_list_equal, attribute_list_contained,
8585 const_lookup_attribute): Likewise.
8586 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
8588 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8590 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
8591 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
8593 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8596 * config/alpha/constraints.md: Delete "svn:mime-type" property
8597 with svn propdel "svn:mime-type".
8599 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
8602 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
8603 non NOTE insn doesn't cross basic block.
8604 (noce_try_abs): Likewise.
8605 (noce_process_if_block): Likewise.
8607 2007-08-26 David Edelsohn <edelsohn@gnu.org>
8610 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
8611 operand without auto-inc-dec.
8612 * config/rs6000/rs6000.md (floatsidf2_internal): Use
8613 offsettable_mem_operand.
8614 (floatunssidf2_internal): Same.
8615 (fix_truncdfsi2_internal): Same.
8616 (floatsidf_ppc64): Same.
8617 (floatunssidf_ppc64): Same.
8618 (fix_trunctfsi2_internal): Same.
8620 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
8623 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
8624 pass defines needed for version.c.
8626 2007-08-25 Joseph Myers <joseph@codesourcery.com>
8628 * configure.ac (--debug-prefix-map check): Change assembler
8629 version presumed to have feature to 2.18.
8630 * configure: Regenerate.
8632 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8634 * c-common.c (vector_types_convertible_p,
8635 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
8636 self_promoting_args_p): Constify.
8637 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
8638 c_promoting_integer_type_p, self_promoting_args_p,
8639 anon_aggr_type_p, vector_types_convertible_p): Likewise.
8640 * c-decl.c (anon_aggr_type_p): Likewise.
8641 * * c-dump.c (dump_stmt): Likewise.
8642 * c-objc-common.c (has_c_linkage): Likewise.
8643 * c-tree.h (same_translation_unit_p): Likewise.
8644 * c-typeck.c (null_pointer_constant_p,
8645 tagged_types_tu_compatible_p, function_types_compatible_p,
8646 type_lists_compatible_p, lvalue_or_else, lvalue_p,
8647 comptypes_internal, struct tagged_tu_seen_cache,
8648 same_translation_unit_p, alloc_tagged_tu_seen_cache,
8649 c_size_in_bytes): Likewise.
8650 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
8651 hash_ptr, eq_ptr): Likewise.
8652 * langhooks-def.h (lhd_decl_ok_for_sibcall,
8653 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
8654 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
8655 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
8657 * optabs.c (optab_for_tree_code): Likewise.
8658 * optabs.h (optab_for_tree_code): Likewise.
8659 * rtl.h (simplify_rtx): Likewise.
8660 * simplify-rtx.c (simplify_rtx): Likewise.
8661 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
8662 dump_flag, dump_node): Likewise.
8663 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
8664 queue_and_dump_type, dump_flag): Likewise.
8665 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
8666 * tree-pass.h (dump_node): Likewise.
8667 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
8668 supportable_narrowing_operation): Likewise.
8669 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
8670 supportable_narrowing_operation): Likewise.
8671 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
8672 is_negative_overflow_infinity, is_positive_overflow_infinity,
8673 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
8674 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
8675 update_value_range, add_equivalence, ssa_name_nonnegative_p,
8676 ssa_name_nonzero_p, fp_predicate): Likewise.
8677 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
8678 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
8679 ssa_name_nonnegative_p): Likewise.
8681 2007-08-25 Hans Kester <hans.kester@ellips.nl>
8683 * config.gcc : Add x86_64-elf target.
8685 2007-08-25 Jakub Jelinek <jakub@redhat.com>
8687 * expr.c (store_expr): Fix order of store_by_pieces arguments.
8689 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
8690 Nigel Stephens <nigel@mips.com>
8694 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
8695 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
8696 * expr.c (SET_BY_PIECES_P): Define.
8697 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
8698 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
8699 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
8701 * expr.h (SET_RATIO): Define.
8702 (can_store_by_pieces, store_by_pieces): Update prototypes.
8703 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
8704 can_store_by_pieces/store_by_pieces.
8705 (expand_builtin_memcpy_args): Likewise.
8706 (expand_builtin_strncpy): Likewise.
8707 (expand_builtin_memset_args): Likewise. Also remove special case
8708 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
8709 decide what to do instead.
8710 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
8711 to can_store_by_pieces.
8713 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
8714 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
8716 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
8717 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
8718 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
8719 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
8720 (STORE_BY_PIECES_P): Define.
8722 2007-08-24 Tom Tromey <tromey@redhat.com>
8724 * varpool.c (varpool_last_needed_node): Fix comment typo.
8725 * c-decl.c (duplicate_decls): Fix comment typo.
8726 (clone_underlying_type): Update comment.
8728 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8730 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
8731 alpha_in_small_data_p, alpha_split_complex_arg,
8732 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8734 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
8735 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
8737 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
8738 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8739 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
8740 * config/darwin.c (darwin_binds_local_p): Likewise.
8741 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
8743 * config/i386/i386-protos.h (i386_pe_binds_local_p,
8744 i386_pe_valid_dllimport_attribute_p): Likewise.
8745 * config/i386/i386.c (ix86_function_regparm,
8746 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
8747 x86_can_output_mi_thunk, ix86_mangle_type,
8748 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
8749 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
8750 i386_pe_binds_local_p): Likewise.
8751 * config/ia64/ia64.c
8752 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
8753 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
8754 ia64_invalid_conversion, ia64_invalid_unary_op,
8755 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8757 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
8758 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
8759 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
8760 * config/mips/mips.c (mips_use_blocks_for_constant_p,
8761 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
8762 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8763 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
8764 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
8765 * config/pa/pa.c (pa_commutative_p): Likewise.
8766 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
8768 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
8769 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
8770 rs6000_use_blocks_for_constant_p,
8771 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
8772 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8773 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
8774 * config/s390/s390.c (s390_mangle_type,
8775 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
8777 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8778 th_in_small_data_p): Likewise.
8779 * config/sh/sh.c (sh_ms_bitfield_layout_p,
8780 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
8782 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
8783 sparc_mangle_type): Likewise.
8784 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
8785 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
8786 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
8788 * hooks.c (hook_bool_mode_const_rtx_false,
8789 hook_bool_mode_const_rtx_true,
8790 hook_bool_const_tree_hwi_hwi_const_tree_false,
8791 hook_bool_const_tree_hwi_hwi_const_tree_true,
8792 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8793 hook_constcharptr_const_tree_null,
8794 hook_constcharptr_const_rtx_null,
8795 hook_constcharptr_const_tree_const_tree_null,
8796 hook_constcharptr_int_const_tree_null,
8797 hook_constcharptr_int_const_tree_const_tree_null): New.
8798 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8799 hook_bool_tree_hwi_hwi_tree_false,
8800 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
8801 hook_int_tree_tree_1, hook_constcharptr_tree_null,
8802 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
8803 hook_constcharptr_int_tree_null,
8804 hook_constcharptr_int_tree_tree_null): Delete.
8805 (default_can_output_mi_thunk_no_vcall): Constify.
8806 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
8807 hook_bool_tree_hwi_hwi_tree_false,
8808 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
8809 hook_int_tree_tree_1, hook_constcharptr_tree_null,
8810 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
8811 hook_constcharptr_int_tree_null,
8812 hook_constcharptr_int_tree_tree_null): Delete.
8813 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
8814 hook_bool_const_tree_hwi_hwi_const_tree_false,
8815 hook_bool_const_tree_hwi_hwi_const_tree_true,
8816 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
8817 hook_constcharptr_const_tree_null,
8818 hook_constcharptr_const_rtx_null,
8819 hook_constcharptr_const_tree_const_tree_null,
8820 hook_constcharptr_int_const_tree_null,
8821 hook_constcharptr_int_const_tree_const_tree_null): New.
8822 (default_can_output_mi_thunk_no_vcall): Constify.
8823 * integrate.c (function_attribute_inlinable_p): Likewise.
8824 * integrate.h (function_attribute_inlinable_p): Likewise.
8825 * jump.c (rtx_renumbered_equal_p): Likewise.
8826 * output.h (decl_readonly_section, categorize_decl_for_section,
8827 default_use_anchors_for_symbol_p, default_binds_local_p,
8828 default_binds_local_p_1): Likewise.
8829 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
8831 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
8832 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
8833 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
8834 TARGET_COMP_TYPE_ATTRIBUTES,
8835 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
8836 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
8837 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
8838 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
8839 TARGET_DWARF_CALLING_CONVENTION): Likewise.
8840 * target.h (can_output_mi_thunk, needs_block_p,
8841 first_cycle_multipass_dfa_lookahead_guard_spec,
8842 vector_alignment_reachable, comp_type_attributes,
8843 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
8844 commutative_p, use_blocks_for_constant_p,
8845 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
8846 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
8847 invalid_within_doloop, valid_dllimport_attribute_p,
8848 split_complex_arg, invalid_arg_for_unprototyped_fn,
8849 invalid_conversion, invalid_unary_op, invalid_binary_op):
8851 * targhooks.c (default_invalid_within_doloop,
8852 hook_invalid_arg_for_unprototyped_fn,
8853 default_builtin_vector_alignment_reachable): Likewise.
8854 (hook_bool_rtx_commutative_p): Delete.
8855 (hook_bool_const_rtx_commutative_p): New.
8856 * targhooks.h (default_invalid_within_doloop,
8857 default_builtin_vector_alignment_reachable,
8858 hook_invalid_arg_for_unprototyped_fn): Constify.
8859 (hook_bool_rtx_commutative_p): Delete.
8860 (hook_bool_const_rtx_commutative_p): New.
8861 * varasm.c (bss_initializer_p, decl_default_tls_model,
8862 categorize_decl_for_section, decl_readonly_section,
8863 default_use_anchors_for_symbol_p, default_binds_local_p,
8864 default_binds_local_p_1): Constify.
8866 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8868 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8869 __NO_BUILTIN if -fno-builtin.
8871 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8873 * config/bfin/bfin.c (print_operand): Report error instead of
8874 ICE for wrong operand.
8876 2007-08-24 Michael Matz <matz@suse.de>
8878 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
8880 2007-08-24 Richard Guenther <rguenther@suse.de>
8883 * tree-ssa.c (useless_type_conversion_p): Split into a
8884 recursive and a non-recursive part.
8885 (useless_type_conversion_p_1): New function.
8886 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
8887 from maybe_fold_offset_to_reference is trivially convertible
8888 to the desired type before doing the simplification.
8890 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8892 * expr.c (store_expr): Optimize initialization of an array
8894 * expr.h (builtin_strncpy_read_str): New prototype.
8895 * builtins.c (builtin_strncpy_read_str): Remove prototype.
8898 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
8901 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
8902 field when initializing if_info structure.
8904 2007-08-24 Richard Guenther <rguenther@suse.de>
8906 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
8908 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
8909 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
8910 * tree-inline.c (inlinable_function_p): Fold in common parts of
8911 the cannot_inline_tree_fn langhook.
8912 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
8913 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
8914 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8915 cannot_inline_tree_fn langhook.
8916 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8917 cannot_inline_tree_fn member.
8919 2007-08-24 Richard Guenther <rguenther@suse.de>
8921 * expr.c (get_inner_reference): Do computation of bitoffset
8922 from offset in a way we can detect overflow reliably.
8924 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8926 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
8928 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8930 * config/bfin/bfin.opt (mfast-fp): Add.
8931 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
8932 libbffastfp override libgcc if -mfast-fp.
8933 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
8934 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
8935 (Blackfin Options): Document -mfast-fp.
8937 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8939 PR tree-optimization/32573
8941 * tree-data-ref.c (initialize_data_dependence_relation): Clear
8942 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
8943 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
8944 (build_classic_dist_vector): Return false rather than true if
8945 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
8946 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
8947 returned false. Don't call save_dist_v before calling
8948 build_classic_dist_vector_1.
8949 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
8950 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
8951 DDR_DIR_VECTS vectors.
8953 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
8955 * configure.ac (leb128): Modify sed statement to work with any
8956 binutils version string.
8957 * configure: Regenerate
8959 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8961 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
8962 Wrap in RTX_CODE macro guard.
8963 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
8964 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
8965 arm_mark_dllimport, arm_pe_encode_section_info,
8966 arm_pe_unique_section): Use ISO-C function declarations.
8967 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
8968 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
8969 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
8971 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
8972 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
8974 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
8976 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
8977 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
8978 (register_move_cost): Use ISO-C function declarations.
8979 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
8980 * config/score/score-protos.h (score_declare_object): Add
8982 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
8984 * final.c (profile_function): Avoid empty if-bodies.
8987 * calls.c (must_pass_in_stack_var_size,
8988 must_pass_in_stack_var_size_or_pad): Constify.
8989 * config/alpha/alpha-protos.h (function_value): Likewise.
8990 * config/alpha/alpha.c (alpha_return_in_memory,
8991 alpha_pass_by_reference, function_value,
8992 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
8993 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8995 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
8996 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8997 TARGET_PROMOTE_PROTOTYPES): Likewise.
8998 * config/arm/arm-protos.h (arm_return_in_memory,
8999 arm_pad_arg_upward, arm_function_value): Likewise.
9000 * config/arm/arm.c (arm_pass_by_reference,
9001 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
9002 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9003 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
9005 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
9006 * config/avr/avr-protos.h (avr_function_value): Likewise.
9007 * config/avr/avr.c (avr_return_in_memory,
9008 gas_output_limited_string, gas_output_ascii, avr_function_value,
9009 avr_return_in_memory): Likewise.
9010 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
9011 * config/bfin/bfin.c (bfin_pass_by_reference,
9012 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
9013 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
9015 * config/cris/cris.c (cris_pass_by_reference,
9016 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
9017 * config/crx/crx.c (crx_return_in_memory): Likewise.
9018 * config/darwin.c (function_base, machopic_function_base_name):
9020 * config/fr30/fr30.c (fr30_must_pass_in_stack,
9021 TARGET_PROMOTE_PROTOTYPES): Likewise.
9022 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
9023 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
9024 * config/i386/i386-protos.h (ix86_return_in_memory,
9025 ix86_sol10_return_in_memory): Likewise.
9026 * config/i386/i386.c (ix86_function_value,
9027 ix86_function_sseregparm, ix86_must_pass_in_stack,
9028 type_natural_mode, classify_argument, examine_argument,
9029 construct_container, ix86_pass_by_reference, function_value_32,
9030 function_value_64, ix86_function_value_1, return_in_memory_32,
9031 return_in_memory_64, return_in_memory_ms_64,
9032 ix86_return_in_memory, ix86_sol10_return_in_memory,
9033 TARGET_PROMOTE_PROTOTYPES): Likewise.
9034 * config/ia64/ia64-protos.h (ia64_function_value,
9035 ia64_hpux_function_arg_padding): Likewise.
9036 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
9037 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
9038 ia64_hpux_function_arg_padding): Likewise.
9039 * config/iq2000/iq2000-protos.h (function_arg,
9040 iq2000_function_value): Likewise.
9041 * config/iq2000/iq2000.c (iq2000_return_in_memory,
9042 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
9043 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9044 function_arg, iq2000_function_value): Likewise.
9045 * config/m32c/m32c-protos.h (m32c_function_value,
9046 m32c_promote_function_return): Likewise.
9047 * config/m32c/m32c.c (m32c_pass_by_reference,
9048 m32c_promote_prototypes, m32c_promote_function_return,
9049 m32c_function_value): Likewise.
9050 * config/m32r/m32r.c (m32r_return_in_memory,
9051 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9052 m32r_in_small_data_p): Likewise.
9053 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
9055 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
9056 m68hc11_function_arg_padding): Likewise.
9057 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
9058 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
9059 m68k_function_value): Likewise.
9060 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
9061 mcore_function_value): Likewise.
9062 * config/mcore/mcore.c (handle_structs_in_regs,
9063 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9064 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9065 mcore_num_arg_regs, mcore_function_value): Likewise.
9066 * config/mips/mips-protos.h (mips_pad_arg_upward,
9067 mips_function_value): Likewise.
9068 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
9069 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
9070 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9071 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
9072 mips_function_value): Likewise.
9073 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
9075 * config/mmix/mmix.c (mmix_pass_by_reference,
9076 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
9077 mmix_encode_section_info): Likewise.
9078 * config/mn10300/mn10300-protos.h (mn10300_function_value):
9080 * config/mn10300/mn10300.c (mn10300_return_in_memory,
9081 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
9082 mn10300_function_value): Likewise.
9083 * config/mt/mt-protos.h (mt_function_value): Likewise.
9084 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
9085 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
9086 * config/pa/pa-protos.h (function_arg_padding, function_value,
9087 pa_return_in_memory): Likewise.
9088 * config/pa/pa.c (pa_pass_by_reference,
9089 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9090 function_arg_padding, function_value, pa_return_in_memory):
9092 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
9093 * config/rs6000/rs6000-protos.h (rs6000_function_value,
9094 function_arg_padding): Likewise.
9095 * config/rs6000/rs6000.c (rs6000_return_in_memory,
9096 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
9097 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
9098 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9099 function_arg_padding, altivec_expand_dst_builtin,
9100 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
9101 altivec_init_builtins, rs6000_common_init_builtins,
9102 rs6000_function_value): Likewise.
9103 * s390/s390-protos.h (s390_function_value): Likewise.
9104 * config/s390/s390.c (s390_function_arg_size,
9105 s390_pass_by_reference, s390_return_in_memory,
9106 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9107 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
9108 * config/score/score-protos.h (score_function_value): Likewise.
9109 * config/score/score.c (score_arg_partial_bytes,
9110 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9111 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
9112 score_pass_by_reference, score_add_offset, score_function_value):
9114 * config/sh/sh-protos.h (sh_attr_renesas_p,
9115 sh_promote_prototypes): Likewise.
9116 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
9117 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
9118 sh_attr_renesas_p): Likewise.
9119 * config/sparc/sparc-protos.h (function_value,
9120 function_arg_padding): Likewise.
9121 * config/sparc/sparc.c (sparc_promote_prototypes,
9122 sparc_return_in_memory, sparc_pass_by_reference,
9123 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
9124 function_arg_record_value_2, function_arg_record_value_1,
9125 function_arg_record_value, function_arg_record_value,
9126 function_arg_padding, function_value): Likewise.
9127 * config/spu/spu-protos.h (spu_function_value): Likewise.
9128 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
9129 spu_function_value): Likewise.
9130 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
9132 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
9133 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
9134 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9136 * config/v850/v850.c (v850_return_in_memory,
9137 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
9138 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
9139 * config/xtensa/xtensa.c (xtensa_return_in_msb,
9140 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
9141 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
9143 * explow.c (promote_mode, hard_function_value): Likewise.
9144 * expr.h (hard_function_value, promote_mode): Likewise.
9145 * function.c (aggregate_value_p): Likewise.
9146 * hooks.c (hook_bool_const_tree_true): New.
9147 * hooks.h (hook_bool_const_tree_true): New.
9148 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
9149 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9150 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
9151 TARGET_RETURN_IN_MSB): Likewise.
9152 * target.h (promote_function_args, promote_function_return,
9153 promote_prototypes, return_in_memory, return_in_msb,
9154 pass_by_reference, must_pass_in_stack, callee_copies,
9155 function_value): Likewise.
9156 * targhooks.c (default_return_in_memory,
9157 hook_pass_by_reference_must_pass_in_stack,
9158 hook_callee_copies_named,
9159 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9160 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9161 default_function_value): Likewise.
9162 * targhooks.h (default_return_in_memory,
9163 hook_pass_by_reference_must_pass_in_stack,
9164 hook_callee_copies_named,
9165 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
9166 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
9167 default_function_value): Likewise.
9168 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
9169 (equiv_class_label_hash, equiv_class_label_eq): Constify.
9170 * tree-vectorizer.c (bb_in_loop_p): Likewise.
9171 * tree.c (needs_to_live_in_memory): Likewise.
9172 * tree.h (struct tree_type, needs_to_live_in_memory,
9173 aggregate_value_p, must_pass_in_stack_var_size,
9174 must_pass_in_stack_var_size_or_pad): Likewise.
9175 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
9176 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
9177 lookup_filename): Likewise.
9179 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9182 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
9183 fake fcomi i387 instruction for !TARGET_CMOVE.
9184 (ix86_expand_branch): Expand natural sequence with one jump for
9185 all targets, not only TARGET_CMOVE.
9186 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
9187 pattern to implement fake fcomi sequence. Split instruction after
9188 reload to correct compare sequences.
9189 (*cmpfp_xf_cc): Ditto.
9190 (*cmpfp_<mode>_cc): Ditto.
9191 (*cmpfp_u_cc): Ditto.
9192 (*cmpfp_<mode>_cc): Ditto.
9194 2007-08-23 Richard Guenther <rguenther@suse.de>
9196 * tree-pretty-print.c (dump_generic_node): Annotate
9197 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
9199 2007-08-23 Richard Guenther <rguenther@suse.de>
9201 * builtins.c (expand_builtin_mathfn): Wrap argument in
9202 save_expr directly instead of re-building the call.
9203 (expand_builtin_mathfn_2): Likewise.
9204 (expand_builtin_mathfn_3): Likewise.
9205 (expand_builtin_interclass_mathfn): Likewise.
9206 (expand_builtin_int_roundingfn): Set arg.
9207 (expand_builtin_int_roundingfn_2): Likewise.
9209 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
9211 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
9212 *sse_nand<mode>3, *sse_xor<mode>3): New.
9214 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
9216 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
9217 * config/i386/i386.c (print_operand): Handle ';' code. Output
9218 semicolon for TARGET_MACHO.
9219 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
9220 emit semicolon after 'lock' prefix.
9221 (sync_double_compare_and_swap<mode>): Ditto.
9222 (*sync_double_compare_and_swapdi_pic): Ditto.
9223 (*sync_compare_and_swap_cc<mode>): Ditto.
9224 (sync_double_compare_and_swap_cc<mode>): Ditto.
9225 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9226 (sync_old_add<mode>): Ditto.
9227 (sync_add<mode>): Ditto.
9228 (sync_sub<mode>): Ditto.
9229 (sync_ior<mode>): Ditto.
9230 (sync_and<mode>): Ditto.
9231 (sync_xor<mode>): Ditto.
9233 2007-08-22 Chao-ying Fu <fu@mips.com>
9235 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
9237 (copy_rtx): Handle CONST_FIXED.
9238 (rtx_equal_p): Likewise.
9239 * rtl.h (fixed_value.h): New include.
9240 (rtx_def): Add a new field of fixed_value to u.
9241 (XCNMPFV): Define for accessing fixed_value.
9242 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
9244 * rtl.def (CONST_FIXED): New constant.
9245 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
9246 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
9247 US_ASHIFT): New codes.
9248 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
9249 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
9250 unsigned_fract_convert, unsigned_sat_fract): Document them.
9251 * varasm.c (assemble_integer): Extend to support fixed-point constants
9252 by using different machine classes.
9253 (decode_addr_const): Handle FIXED_CST.
9254 (const_hash_1): Likewise.
9255 (compare_constant): Likewise.
9256 (copy_constant): Likewise.
9257 (const_rtx_hash_1): Handle CONST_FIXED.
9258 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
9259 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
9261 (initializer_constant_valid_p): Handle FIXED_CST.
9262 (output_constant): Support FIXED_POINT_TYPE.
9263 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
9264 * cse.c (hash_rtx): Support CONST_FIXED.
9265 (exp_equiv_p): Likewise.
9266 (cannon_reg): Likewise.
9267 (fold_rtx): Likewise.
9268 (equiv_constant): Likewise.
9269 (cse_process_notes_1): Likewise.
9270 (count_reg_usage): Likewise.
9271 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
9272 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
9273 (wrap_constant): Check CONST_FIXED.
9274 (cselib_hash_rtx): Support CONST_FIXED.
9275 (cselib_subst_to_values): Likewise.
9276 * df-scan.c (df_uses_record): Likewise.
9277 * gcse.c (want_to_gcse_p): Likewise.
9278 (oprs_unchanged_p): Likewise.
9279 (oprs_not_set_p): Likewise.
9280 (compute_transp): Likewise.
9281 (extract_mentioned_regs_helper): Likewise.
9282 * genemit.c (gen_exp): Likewise.
9283 * local-alloc.c (equiv_init_varies_p): Likewise.
9284 (contains_replace_regs): Likewise.
9285 (memref_referenced_p): Likewise.
9286 * loop-invariant.c (check_maybe_invariant): Likewise.
9287 (hash_invariant_expr_1): Likewise.
9288 (invariant_expr_equal_p): Likewise.
9289 * postreload-gcse.c (oprs_unchanged_p): Likewise.
9290 * regclass.c (reg_scan_mark_refs): Likewise.
9291 * regrename.c (scan_rtx): Likewise.
9292 * resource.c (mark_referenced_resources): Likewise.
9293 (mark_set_resources): Likewise.
9294 * rtlanal.c (rtx_unstable_p): Likewise.
9295 (rtx_varies_p): Likewise.
9296 (count_occurrences): Likewise.
9297 (reg_mentioned_p): Likewise.
9298 (modified_between_p): Likewise.
9299 (modified_in_p): Likewise.
9300 (volatile_insn_p): Likewise.
9301 (volatile_refs_p): Likewise.
9302 (side_effects_p): Likewise.
9303 (may_trap_p_1): Likewise.
9304 (inequality_comparisons_p): Likewise.
9305 (computed_jump_p_1): Likewise.
9306 (commutative_operand_precedence): Likewise.
9307 * sched-deps.c (sched_analyze_2): Likewise.
9308 * sched-vis.c (print_value): Likewise.
9309 * reload.c (operands_match_p): Likewise.
9310 (subst_reg_equivs): Likewise.
9311 * reload1.c (eliminate_regs_1): Likewise.
9312 (elimination_effects): Likewise.
9313 (scan_paradoxical_subregs): Likewise.
9314 * alias.c (rtx_equal_for_memref_p): Likewise.
9315 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
9316 * emit-rtl.c (const_fixed_htab): New hash table.
9317 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
9319 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
9320 const_fixed_from_fixed_value): New functions.
9321 (verify_rtx_sharing): Handle CONST_FIXED.
9322 (copy_rtx_if_shared_1): Likewise.
9323 (reset_used_flags): Likewise.
9324 (set_used_flags): Likewise.
9325 (copy_insn_1): Likewise.
9326 (init_emit_once): Create const_fixed_htab.
9327 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
9329 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
9331 PR tree-optimization/32949
9332 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
9333 before failing for ivs with non-constant step.
9335 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
9337 * doc/md.texi (Iterators): Renamed from Macros. All contents
9338 changed to reflect rename of respectively define_code_macro and
9339 define_mode_macro to define_code_iterator and define_mode_iterator.
9340 (Mode Iterators, Code Iterators): Similar.
9341 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
9342 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
9343 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
9344 (initialize_iterators, find_iterator, check_code_iterator)
9345 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
9346 (read_mapping, read_rtx_1): Similar.
9347 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
9348 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
9349 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
9350 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
9351 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
9352 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
9353 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
9354 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
9355 config/rs6000/sync.md, config/rs6000/rs6000.md,
9356 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
9357 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
9358 config/vax/vax.md, config/bfin/bfin.md: Similar.
9360 2007-08-22 David Daney <ddaney@avtrex.com>
9362 * doc/install.texi (Testing): Mention testing on a simulator.
9364 2007-08-22 Janis Johnson <janis187@us.ibm.com>
9366 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
9368 * doc/libgcc.texi (Decimal float library routines): Fix formatting
9369 and rearrange floating point conversion functions into different
9372 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9374 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
9375 dfa_post_advance_cycle): New scheduler hooks.
9376 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
9377 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
9379 (TARGET_SCHED): Use them.
9380 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
9381 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
9382 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
9384 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
9385 function to facilitate debugging.
9386 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
9387 (output_insn_has_dfa_reservation_p): New static function to output
9388 insn_has_dfa_reservation_p ().
9389 (write_automata): Use it.
9390 * genattr.c (main): Output declaration for
9391 insn_has_dfa_reservation_p ().
9393 2007-08-22 Christian Bruel <christian.bruel@st.com>
9394 Richard Guenther <rguenther@suse.de>
9396 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
9397 * simplify_rtx (simplify_binary_operation_1): Likewise.
9399 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
9401 PR rtl-optimization/32557
9402 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
9403 of REGNO (mws->mw_reg).
9405 2007-08-22 Richard Guenther <rguenther@suse.de>
9408 * builtins.c (expand_builtin_int_roundingfn): Replace call
9409 argument wrapped with SAVE_EXPR directly.
9410 (expand_builtin_int_roundingfn_2): Likewise.
9412 2007-08-22 Richard Guenther <rguenther@suse.de>
9414 * tree-inline.c (inlinable_function_p): Restore disregarding
9415 inline limits for GNU extern inline functions.
9417 2007-08-22 Richard Guenther <rguenther@suse.de>
9420 * tree.c (host_integerp): Treat sizetype as signed as it is
9423 2007-08-21 Ian Lance Taylor <iant@google.com>
9425 PR tree-optimization/33134
9426 * tree-vrp.c (adjust_range_with_scev): Call
9427 set_value_range_to_value.
9429 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
9431 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
9434 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
9436 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
9439 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
9441 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
9442 cases to set eight bytes at a time.
9443 (expand_block_move): Likewise.
9445 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9448 * dwarf2out.c (gen_decl_die): Don't call
9449 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
9451 2007-08-21 Paul Brook <paul@codesourcery.com>
9452 Nathan Sidwell <nathan@codesourcery.com>
9453 Mark Mitchell <mark@codesourcery.com>
9454 Joseph Myers <joseph@codesourcery.com>
9456 * configure.ac: Add --with-pkgversion and --with-bugurl.
9457 * configure: Regenerate.
9458 * doc/install.texi: Document them.
9459 * version.c (version_string): Remove VERSUFFIX.
9460 (VERSUFFIX): Remove.
9461 (pkgversion_string): New.
9462 (bug_report_url): Do not hard-code initializer.
9463 * version.h (pkgversion_string): Declare.
9464 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
9466 (version.o): Define PKGVERSION and BUGURL.
9467 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
9468 (%.pod): Define BUGURL.
9469 * gcc.c (process_command, main): Use pkgversion_string.
9470 * toplev.c (compile_file, print_version): Likewise.
9471 * protoize.c (main): Likewise.
9472 * gcov.c (print_version): Likewise. Update copyright date.
9473 * gcov-dump.c (print_version): Likewise. Update copyright date.
9474 * mips-tdump.c (main): Likewise. Update copyright date.
9475 * mips-tfile.c (main): Likewise. Update copyright date.
9476 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
9477 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
9478 shorten description.
9479 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
9480 * doc/gccint.texi: Likewise.
9481 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
9482 Update copyright date.
9484 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
9486 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
9487 (ix86_expand_strlensi_unroll_1): Ditto.
9488 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
9489 (ix86_expand_carry_flag_compare): Update comment.
9491 2007-08-21 Jakub Jelinek <jakub@redhat.com>
9494 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
9495 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
9497 2007-08-21 Richard Guenther <rguenther@suse.de>
9499 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
9501 2007-08-21 Richard Guenther <rguenther@suse.de>
9504 * fold-const.c (fold_binary): Remove index +p PTR folding.
9505 Fix types of POINTER_PLUS_EXPR generated by folding of
9508 2007-08-20 Chao-ying Fu <fu@mips.com>
9510 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
9511 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
9512 RID_ONEWAY, so that it can be checked in declspecs_add_type.
9513 (c_common_fixed_point_type_for_size): Declare.
9514 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
9515 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
9516 (c_token_starts_declspecs): Likewise.
9517 (c_parser_declspecs): Likewise.
9518 (c_parser_attributes): Likewise.
9519 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
9520 (c_declspecs): Add saturating_p.
9521 * c-decl.c (build_null_declspecs): Initialize saturating_p.
9522 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
9523 _Sat. Handle RID_SAT.
9524 Avoid using void, bool, char, int, float, double, _Decimal32,
9525 _Decimal64, _Decimal128, and complex with _Sat.
9526 Handle RID_FRACT and RID_ACCUM.
9527 Make sure _Sat is used with _Fract or _Accum.
9528 (finish_declspecs): Handle cts_fract and cts_accum.
9529 * c-common.c (fixed-value.h): New include.
9530 (constant_expression_warning): Handle FIXED_CST.
9531 (overflow_warning): Likewise.
9532 (warnings_for_convert_and_check): Likewise.
9533 (c_common_fixed_point_type_for_size): New.
9534 (c_common_type_for_mode): Handle fixed-point modes to
9535 return various saturating/non-saturating, signed/unsigned types.
9536 (c_common_signed_or_unsigned_type): Support fixed-point types.
9537 (shorten_compare): Check fixed-point zero.
9538 Handle FIXED_POINT_TYPE.
9539 (c_common_truthvalue_conversion): Handle FIXED_CST.
9540 Handle FIXED_POINT_TYPE.
9541 (c_common_nodes_and_builtins): Record builtin types for fixed-point
9543 (handle_mode_attribute): Handle fixed-point modes. Need to check
9544 if the signness of base type and fixed-point modes are consistent.
9545 (handle_vector_size_attribute): Handle fixed-point modes.
9546 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
9547 (warn_for_div_by_zero): Check fixed-point zero.
9548 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
9549 a common fixed-point type based on fbit, ibit, sign, and saturation.
9550 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
9551 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
9552 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
9553 (convert_for_assignment): Support FIXED_POINT_TYPE.
9554 (digest_init): Handle FIXED_POINT_TYPE.
9555 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
9556 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
9557 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
9558 GE_EXPR, LT_EXPR, GT_EXPR.
9559 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
9560 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
9561 * target.h (gcc_target): Add fixed_point_supported_p.
9562 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
9563 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
9564 (default_fixed_point_supported_p): Define.
9565 * targhooks.h (default_fixed_point_supported_p): Declare.
9566 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
9567 * doc/install.texi (Configuration): Add --enable-fixed-point.
9568 * configure.ac (--enable-fixed-point): New to enable fixed-point
9569 arithmetic extension to C. For mips targets, we enable it by default.
9570 * configure, config.in: Regenerate.
9572 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
9574 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
9576 2007-08-20 David Edelsohn <edelsohn@gnu.org>
9578 * dwarf2out.c (text_section_used): Move declaration outside ifdef
9579 DWARF2_DEBUGGING_INFO.
9580 (cold_text_section_used): Same.
9581 (cold_text_section): Same.
9583 2007-08-20 Richard Guenther <rguenther@suse.de>
9585 * c-typeck.c (convert_for_assignment): Use the type of
9586 the member for the initialization.
9588 2007-08-20 Richard Guenther <rguenther@suse.de>
9590 * c-objc-common.c (c_disregard_inline_limits): Remove.
9591 * c-objc-common.h (c_disregard_inline_limits): Likewise.
9592 * cgraphunit.c (cgraph_process_new_functions): Call
9593 disregard_inline_limits_p.
9594 (cgraph_preserve_function_body_p): Likewise.
9595 * ipa-inline.c (compute_inline_parameters): Likewise.
9596 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
9598 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
9599 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9600 disregard_inline_limits langhook.
9601 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
9603 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9604 disregard_inline_limits langhook.
9605 * tree-inline.c (disregard_inline_limits_p): New function.
9606 * tree-inline.h (disregard_inline_limits_p): Declare.
9608 2007-08-20 Richard Guenther <rguenther@suse.de>
9610 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
9611 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
9612 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
9613 auto_var_in_fn_p langhook.
9614 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
9616 * tree.c (auto_var_in_fn_p): ... here.
9617 (find_var_from_fn): Call auto_var_in_fn_p directly.
9618 * langhooks.h (lang_hooks_for_tree_inlining): Remove
9619 auto_var_in_fn_p langhook.
9620 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
9621 (copy_body_r): Likewise.
9622 (self_inlining_addr_expr): Likewise.
9623 * tree.h (auto_var_in_fn_p): Declare.
9625 2007-08-20 Richard Guenther <rguenther@suse.de>
9627 * tree.c (WALK_SUBTREE): Call walk_tree_1.
9628 (walk_type_fields): Take lh parameter.
9629 (walk_tree): Rename to ...
9630 (walk_tree_1): ... this. Do not call the walk_subtrees
9631 langhook but the now passed callback. Pass lh on recursion.
9632 (walk_tree_without_duplicates): Rename to ...
9633 (walk_tree_without_duplicates_1): ... this. Take lh parameter
9634 and call walk_tree_1.
9635 * tree.h (walk_tree_lh): New typedef.
9636 (walk_tree_1): Declare.
9637 (walk_tree_without_duplicates_1): Likewise.
9638 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
9639 (walk_tree_without_duplicates): New define to
9640 walk_tree_without_duplicates_1 with NULL lh parameter.
9641 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
9642 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
9644 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
9645 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
9646 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
9649 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
9652 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
9653 code in front of the compacting of basic blocks.
9654 Move the folding of statements inbetween the cgraph checking
9655 and compacting of basic blocks.
9657 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9658 Serge Belyshev <belyshev@depni.sinp.msu.ru>
9661 * config/alpha/alpha.c (va_list_skip_additions): Check for
9662 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
9663 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
9664 PLUS_EXPR when checking ap.__base.
9665 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
9666 when doing addition on pointer types. Use size_int instead of
9668 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
9669 ptr_type in the second operand.
9671 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9674 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
9676 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9679 * cfgexpand.c (expand_one_register_var): Mark pointer
9680 DECL_ARTIFICIAL as REG_POINTER also.
9681 * stmt.c (expand_decl): Likewise.
9683 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
9690 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
9691 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
9692 on_worklist argument and avoid adding things to worklist multiple
9694 (add_to_worklist): Ditto.
9695 (mark_aliases_call_clobbered): Mark entire structure clobbered if
9696 single SFT is clobbered.
9697 (set_initial_properties): Ditto.
9698 (compute_call_clobbered): Update for changes to function
9700 (create_overlap_variables_for): Always create SFT for offset 0.
9701 (create_structure_vars): Handle PHI's, since we are in SSA form at
9703 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
9704 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
9706 (add_vars_for_offset): Figure out aliases from access + points-to.
9707 (add_virtual_operand): Use add_vars-for_offset.
9708 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
9709 (add_call_clobber_ops): Remove makes_clobbering_call set.
9710 (get_expr_operands): Always pass through the INDIRECT_REF
9712 * tree-ssa-structalias.c (struct constraint_graph): Remove
9714 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
9715 address_taken, pt_used, number_incoming.
9716 (FIRST_ADDR_NODE): Removed.
9717 (merge_graph_nodes): Remove broken code for the moment.
9718 (init_graph): New function.
9719 (build_pred_graph): Remove code to init_graph.
9720 Add location equivalence support.
9721 (struct scc_info): Rename roots to deleted.
9723 (init_scc_info): Ditto
9724 (init_topo_info): Use graph->size.
9725 (compute_topo_order): Ditto.
9726 (do_da_constraint): Removed.
9727 (do_sd_constraint): Remove calls to find().
9728 set_union_with_increment should always get 0 as last arg here.
9729 (do_complex_constraint): Replace do_da_constraint with assert.
9731 (struct equiv_class_label): New.
9732 (pointer_equiv_class_table): Ditto.
9733 (location_equiv_class_table): Ditto.
9734 (equiv_class_label_hash): Ditto.
9735 (equiv_class_label_eq): Ditto
9736 (equiv_class_lookup): Ditto.
9737 (equiv_class_ladd): Ditto.
9738 (pointer_equiv_class): Ditto.
9739 (location_equiv_class): Ditto.
9740 (condense_visit): Rename and rewrite from label_visit to do only
9741 SCC related stuff for HU.
9742 (label_visit): Do HU work for HU.
9743 (perform_var_substitution): Update to do HU and location
9745 (free_var_substitution_info): Update to free HU and location
9746 equivalence structures. */
9747 (find_equivalent_node): Update for pointer but not location
9749 (unite_pointer_equivalences): New function.
9750 (move_complex_constraints): Rewrite to only do moving.
9751 (rewrite_constraints): Split out of move_complex_constraints.
9752 (solve_graph): Use graph->size.
9753 (process_constraint_1): Add from_call argument, use it.
9754 Split *a = &b into two constraints.
9755 (process_constraint): Use new process_constraint_1.
9756 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
9757 (get_constraint_for): Handle non-pointer integers properly.
9758 Remove code that used to handle structures.
9759 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
9760 with unknown addends.
9761 (handle_rhs_call): New function.
9762 (find_func_aliases): Use handle_rhs_call.
9763 (set_uids_in_ptset): Add an assert.
9764 (set_used_smts): Fix bug in not considering unified vars.
9765 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
9766 (compute_points_to_sets): Update for other function changes.
9767 (delete_points_to_sets): Ditto.
9768 (ipa_pta_execute): Ditto.
9769 (pass_ipa_pta): We need to update SSA after ipa_pta.
9771 2007-08-19 Jan Hubicka <jh@suse.cz>
9773 * i386.md: Replace "rim" and "mri" constraints by "g".
9775 2007-08-19 Joseph Myers <joseph@codesourcery.com>
9777 * dwarf2out.c (text_section_used, cold_text_section_used,
9778 cold_text_section, dwarf2out_note_section_used): New.
9779 (dwarf2out_init): Initialize cold_text_section.
9780 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
9781 dwarf2out_note_section_used.
9782 (size_of_aranges): Only count entry for text section if it was
9783 used. Count entry for cold text section if it was used.
9784 (output_aranges): Only output entries for text section and cold
9785 text section if they were used.
9787 2007-08-19 Andrew Pinski <pinskia@gmail.com>
9789 * tree-pretty-print.c (debug_generic_expr): Add a comment about
9791 (debug_generic_stmt): Likewise.
9792 (debug_tree_chain): Likewise.
9794 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
9796 * tree-data-refs.c (split_constant_offset): Expose.
9797 * tree-data-refs.h (split_constant_offset): Add declaration.
9799 * tree-vectorizer.h (dr_alignment_support): Renamed
9800 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
9801 Added a new value dr_explicit_realign.
9802 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
9803 dr_offset, dr_step, and dr_aligned_to, along with new access
9804 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
9805 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
9806 STMT_VINFO_DR_ALIGNED_TO.
9808 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
9810 In case of outer-loop vectorization with non-fixed misalignment - use
9811 the dr_explicit_realign scheme instead of the optimized realignment
9813 (new_stmt_vec_info): Initialize new fields.
9815 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
9816 'nested_in_vect_loop' case. Change verbosity level.
9817 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
9818 Don't fail on zero step in the outer-loop for loads.
9819 (vect_analyze_data_refs): Call split_constant_offset to calculate
9820 base, offset and init relative to the outer-loop.
9822 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
9823 BSI function argument with a new function argument - at_loop.
9824 Simplify the condition that determines STEP. Takes additional argument
9825 INV_P. Support outer-loop vectorization (handle the
9826 nested_in_vect_loop case), including zero step in the outer-loop. Call
9827 vect_create_addr_base_for_vector_ref with additional argument.
9828 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
9829 Updated function documentation. Handle the 'nested_in_vect_loop' case.
9830 Fixed and simplified calculation of step.
9831 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
9832 of bsi, and with additional argument. Call bump_vector_ptr with
9833 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
9834 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
9835 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
9836 when the realignment setup needs to take place inside the loop.
9837 Support the dr_explicit_realign scheme. Allow generating the optimized
9838 realignment scheme for outer-loop vectorization. Added documentation.
9839 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
9840 the 'nested_in_vect_loop' case, including loads that are invariant in
9841 the outer-loop and the realignment schemes. Handle the case when the
9842 realignment setup needs to take place inside the loop. Call
9843 vect_setup_realignment with additional arguments. Call
9844 vect_create_data_ref_ptr with additional argument and with loop instead
9845 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
9846 (vect_gen_niters_for_prolog_loop): Call
9847 vect_create_addr_base_for_vector_ref with additional arguments.
9848 (vect_create_cond_for_align_checks): Likewise.
9849 (bump_vector_ptr): Updated to support the new dr_explicit_realign
9850 scheme: takes additional argument bump; argument ptr_incr is now
9851 optional; updated documentation.
9852 (vect_init_vector): Takes additional argument (bsi). Use it, if
9853 available, to insert the vector initialization.
9854 (get_initial_def_for_induction): Pass additional argument in call to
9856 (vect_get_vec_def_for_operand): Likewise.
9857 (vect_setup_realignment): Likewise.
9858 (vectorizable_load): Likewise.
9860 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
9862 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
9863 as argument instead of struct loop.
9864 (nested_in_vect_loop_p): New function.
9865 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
9867 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
9868 from other phis in the loop.
9869 (destroy_loop_vec_info): Add additional argument to declaration.
9871 * tree-vectorizer.c (supportable_widening_operation): Also check if
9872 nested_in_vect_loop_p (don't allow changing the order in this case).
9873 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
9874 of struct loop. Call nested_in_vect_loop_p and don't require
9875 flag_unsafe_math_optimizations if it returns true.
9876 (new_stmt_vec_info): When setting def_type for phis differentiate
9877 loop-header phis from other phis.
9878 (bb_in_loop_p): New function.
9879 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
9880 just update their loop_vinfo. Order of BB traversal now matters -
9881 call dfs_enumerate_from with bb_in_loop_p.
9882 (destroy_loop_vec_info): Takes additional argument to control whether
9883 stmt_vinfo of the loop stmts should be destroyed as well.
9884 (vect_is_simple_reduction): Allow the "non-reduction" use of a
9885 reduction stmt to be defines by a non loop-header phi.
9886 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
9888 * tree-vect-transform.c (vectorizable_reduction): Call
9889 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
9890 (vectorizable_call): Likewise.
9891 (vectorizable_conversion): Likewise.
9892 (vectorizable_operation): Likewise.
9893 (vectorizable_type_promotion): Likewise.
9894 (vectorizable_type_demotion): Likewise.
9895 (vectorizable_store): Likewise.
9896 (vectorizable_live_operation): Likewise.
9897 (vectorizable_reduction): Likewise. Also pass loop_info to
9898 vect_is_simple_reduction instead of loop.
9899 (vect_init_vector): Call nested_in_vect_loop_p.
9900 (get_initial_def_for_reduction): Likewise.
9901 (vect_create_epilog_for_reduction): Likewise.
9902 (vect_init_vector): Check which loop to work with, in case there's an
9904 (get_initial_def_for_inducion): Extend to handle outer-loop
9905 vectorization. Fix indentation.
9906 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
9907 In the case vect_induction_def get the vector def from the induction
9908 phi node, instead of calling get_initial_def_for_inducion.
9909 (get_initial_def_for_reduction): Extend to handle outer-loop
9911 (vect_create_epilog_for_reduction): Extend to handle outer-loop
9913 (vect_transform_loop): Change assert to just skip this case. Add a
9915 (vect_finish_stmt_generation): Add a couple asserts.
9917 (vect_estimate_min_profitable_iters): Multiply
9918 cost of inner-loop stmts (in outer-loop vectorization) by estimated
9920 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
9921 this is an inner-loop reduction in outer-loop vectorization.
9923 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
9924 Same code as what used to be vect_analyze_scalar_cycles, only with
9925 additional argument loop, and loop_info passed to
9926 vect_is_simple_reduction instead of loop.
9927 (vect_analyze_scalar_cycles): Code factored out into
9928 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
9929 Updated documentation.
9930 (analyze_operations): Check for inner-loop loop-closed exit-phis during
9931 outer-loop vectorization that are live or not used in the outerloop,
9932 cause this requires special handling.
9933 (vect_enhance_data_refs_alignment): Don't consider versioning for
9935 (vect_analyze_data_refs): Check that there are no datarefs in the
9937 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
9938 and vect_used_in_outer_by_reduction cases.
9939 (process_use): Also consider the case of outer-loop stmt defining an
9940 inner-loop stmt and vice versa.
9941 (vect_analyze_loop_1): New function.
9942 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
9943 loops. Call vect_analyze_loop_1.
9944 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
9945 been vectorized. Call destroy_loop_vec_info with additional argument.
9947 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
9948 in the inner-loop when doing outer-loop vectorization. Add
9949 documentation and printout.
9950 (vect_recog_dot_prod_pattern): Likewise. Also add check for
9951 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
9953 2007-08-18 Andrew Pinski <pinskia@gmail.com>
9955 * tree-affine.h (print_aff): New prototype.
9956 (debug_aff): Likewise.
9957 * tree-affine.c (print_aff): New function.
9958 (debug_aff): Likewise.
9960 2007-08-18 Paul Brook <paul@codesourcery.com>
9961 Joseph Myers <joseph@codesourcery.com>
9963 * common.opt (-fdebug-prefix-map=): New option.
9964 * opts.c: Include debug.h.
9965 (common_handle_option): Handle -fdebug-prefix-map.
9966 * final.c: Include ggc.h.
9967 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
9968 remap_debug_filename): New.
9969 * Makefile.in (final.o, opts.o): Update dependencies.
9970 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
9971 * configure.ac: Check for assembler --debug-prefix-map support.
9972 * configure, config.in: Regenerate.
9973 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
9974 (ASM_DEBUG_SPEC): Include ASM_MAP.
9975 * doc/install.texi (--with-debug-prefix-map): Document.
9976 * doc/invoke.texi (-fdebug-prefix-map): Document.
9977 * dbxout.c (dbxout_init, dbxout_start_source_file,
9978 dbxout_source_file): Call remap_debug_filename.
9979 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
9980 dwarf2out_start_source_file, dwarf2out_finish): Call
9981 remap_debug_filename.
9982 (file_table_relative_p): Do not check d->emitted_number.
9983 * toplev.c (output_file_directive): Call remap_debug_filename.
9984 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
9985 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
9987 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9989 * loop-invariant.c (find_invariants_to_move): Add missing macro
9992 2007-08-17 Tom Tromey <tromey@redhat.com>
9994 * tree.h (struct tree_label_decl): Removed old "java" fields.
9996 2007-08-17 Richard Sandiford <richard@codesourcery.com>
9997 Nigel Stephens <nigel@mips.com>
9999 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
10000 Treat -mno-data-in-code and -mcode-xonly as aliases for
10001 -mcode-readable=no and -mcode-readable=pcrel respectively.
10002 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
10003 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
10004 (MULTILIB_DIRNAMES): Update accordingly.
10006 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
10008 * Makefile.in (version.o): Depend on $(REVISION) only if
10009 REVISION_s is defined.
10011 2007-08-17 Sa Liu <saliu@de.ibm.com>
10012 Ulrich Weigand <uweigand@de.ibm.com>
10014 PR middle-end/32970
10015 * tree.c (reconstruct_complex_type): For a pointer to a vector,
10016 use build_qualified_type to retain qualifiers of the base type.
10018 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
10020 * config/score/score.md : Update pattern tablejump.
10021 * config/score/score.c : Update score_initialize_trampoline
10023 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
10024 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
10025 * doc/contrib.texi: Add my entry.
10027 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
10029 * Makefile.in (REVISION): New.
10032 (version.o): Also depend on $(REVISION). Add
10033 -DREVISION=$(REVISION_s).
10035 * version.c (version_string): Add REVISION.
10037 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
10039 * tree-eh.c (lower_try_finally_onedest): Reset the locus
10040 of GOTO that's relocated to a different block.
10042 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10044 * c-common.c (const_strip_array_types): New.
10045 * c-common.h (lang_missing_noreturn_ok_p): Delete.
10046 (const_strip_array_types): New.
10047 * c-objc-common.c (c_disregard_inline_limits,
10048 c_warn_unused_global_decl): Constify.
10049 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
10050 c_vla_type_p, c_incomplete_type_error): Likewise.
10051 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
10052 * hooks.c (hook_bool_const_tree_false): New.
10053 * hooks.h (hook_bool_const_tree_false): Likewise.
10054 * langhooks-def.h (lhd_warn_unused_global_decl,
10055 lhd_incomplete_type_error, lhd_expr_size,
10056 lhd_tree_inlining_disregard_inline_limits,
10057 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10058 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
10059 * langhooks.c (lhd_warn_unused_global_decl,
10060 lhd_incomplete_type_error,
10061 lhd_tree_inlining_disregard_inline_limits,
10062 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
10063 lhd_expr_size): Likewise.
10064 * langhooks.h (lang_hooks_for_tree_inlining,
10065 lang_hooks_for_tree_dump, lang_hooks_for_types,
10066 lang_hooks_for_decls, lang_hooks): Likewise.
10067 * pointer-set.c (pointer_set_t, pointer_set_create,
10068 pointer_set_contains, insert_aux, pointer_set_insert,
10069 pointer_set_traverse, pointer_map_t, pointer_map_create,
10070 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
10072 * pointer-set.h (pointer_set_contains, pointer_set_insert,
10073 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
10074 pointer_map_traverse): Likewise.
10075 * predict.c (assert_is_empty): Likewise.
10076 * tree-affine.c (free_name_expansion): Likewise.
10077 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
10078 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
10079 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
10081 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
10083 * tree-vectorizer.c (new_loop_vec_info): Initialize new
10085 (destroy_loop_vec_info): Add call to VEC_free.
10086 * tree-vectorizer.h (may_alias_ddrs): Define.
10087 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
10088 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
10089 Change reporting to dump.
10090 (vect_is_duplicate_ddr): New.
10091 (vect_mark_for_runtime_alias_test): New.
10092 (vect_analyze_data_ref_dependences) Add call to
10093 vect_mark_for_runtime_alias_test.
10094 (vect_enhance_data_refs_alignment): Define local variable
10095 vect_versioning_for_alias_required, don't perform
10096 peeling for alignment if versioning for alias is
10098 (vect_enhance_data_refs_alignment): Use
10099 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
10100 PARAM_VECT_MAX_VERSION_CHECKS.
10101 * tree-vect-transform.c
10102 (vect_create_cond_for_alias_checks): New.
10103 (vect_transform_loop): Add call to
10104 vect_create_cond_for_alias_checks.
10105 (vect_vfa_segment_size): New.
10106 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
10108 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
10110 (vect-max-version-for-alignment-checks): Document.
10111 (vect-max-version-for-alias-checks): Document.
10112 (vect-max-version-checks): Remove.
10114 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
10116 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
10117 the same line as the instruction for all asm dialects.
10118 (*rep_movsi): Ditto.
10119 (*rep_movsi_rex64): Ditto.
10120 (*rep_movqi): Ditto.
10121 (*rep_movqi_rex64): Ditto.
10122 (*rep_stosdi_rex64): Ditto.
10123 (*rep_stossi): Ditto.
10124 (*rep_stossi_rex64): Ditto.
10125 (*rep_stosqi): Ditto.
10126 (*rep_stosqi_rex64): Ditto.
10127 (*cmpstrnqi_nz_1): Ditto.
10128 (*cmpstrnqi_nz_rex_1): Ditto.
10129 (*cmpstrnqi_1): Ditto.
10130 (*cmpstrnqi_rex_1): Ditto.
10131 (*strlenqi_1): Ditto.
10132 (*strlenqi_rex_1): Ditto.
10133 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
10134 prefix on the same line as the instruction for all asm dialects.
10135 (sync_double_compare_and_swap<mode>): Ditto.
10136 (*sync_double_compare_and_swapdi_pic): Ditto.
10137 (*sync_compare_and_swap_cc<mode>): Ditto.
10138 (sync_double_compare_and_swap_cc<mode>): Ditto.
10139 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
10140 (sync_old_add<mode>): Ditto.
10141 (sync_add<mode>): Ditto.
10142 (sync_sub<mode>): Ditto.
10143 (sync_ior<mode>): Ditto.
10144 (sync_and<mode>): Ditto.
10145 (sync_xor<mode>): Ditto.
10147 2007-08-16 Richard Sandiford <richard@codesourcery.com>
10149 PR middle-end/32897
10150 * reload.c (find_reloads): Check that the memory returned by
10151 find_reloads_toplev was not the result of forcing a constant
10153 (find_reloads_toplev): Always use simplify_gen_subreg to get
10154 the subreg of a constant. If the result is also a constant,
10155 but not a legitimate one, force it into the constant pool
10156 and reload its address.
10158 2007-08-15 David Edelsohn <edelsohn@gnu.org>
10160 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
10163 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
10165 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
10166 directive for the current vector ABI.
10168 2007-08-15 Steve Ellcey <sje@cup.hp.com>
10171 * caller-save.c (reg_save_code): Set invalide status on restore code.
10173 2007-08-15 Diego Novillo <dnovillo@google.com>
10175 * tree-ssa-alias.c (compute_memory_partitions): Use
10176 alias_bitmap_obstack to allocate bitmaps.
10177 (reset_alias_info): Factor out of init_alias_info.
10178 Mark all name tags not associated to an SSA name for renaming.
10179 (init_alias_info): Call it.
10180 (create_name_tags): Tidy. Add comments.
10181 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
10183 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10185 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
10186 scheduler dependencies.
10188 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
10190 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
10191 "register_operand".
10192 (*iorsi_1_zext): Likewise.
10193 (*iorsi_1_zext_imm): Likewise.
10194 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
10195 with "rm"/"xm" constraint.
10196 (sse2_vmsqrtv2df2): Likewise.
10198 2007-08-15 Jakub Jelinek <jakub@redhat.com>
10200 PR middle-end/33074
10201 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
10204 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
10206 * tree-pass.h (PROP_pta): Removed.
10207 (TODO_rebuild_alias): New.
10208 (pass_may_alias): Removed.
10209 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
10210 aliasing if we changed something.
10211 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
10213 (pass_may_alias): Removed.
10214 (create_structure_vars): Return TODO_rebuild_alias.
10215 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
10216 * tree-sra.c (tree_sra): Only rebuild aliasing if something
10218 (tree_sra_early): We never affect aliasing right now.
10219 * tree-flow.h (compute_may_aliases): New prototype.
10220 * passes.c: Remove pass_may_alias from the passes.
10221 (execute_function_todo): Support TODO_rebuild_alias.
10223 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
10225 * i386.c: (legitimize_address): Move dllimported variable check
10226 infront of legitimizing pic address of CONST symbols.
10228 2007-08-14 Steve Ellcey <sje@cup.hp.com>
10230 PR tree-optimization/32941
10231 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
10232 (goto_queue_cmp): Remove.
10233 (find_goto_replacement): Change search method.
10234 (maybe_record_in_goto_queue): Add assert.
10235 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
10236 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
10238 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10240 * alias.c (component_uses_parent_alias_set): Constify.
10241 * alias.h (component_uses_parent_alias_set): Likewise.
10242 * cfgrtl.c (print_rtl_with_bb): Likewise.
10243 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
10244 mpz_get_double_int): Likewise.
10245 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
10246 mpz_get_double_int): Likewise.
10247 * expr.c (is_aligning_offset, undefined_operand_subword_p,
10248 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
10250 * expr.h (safe_from_p): Likewise.
10251 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
10253 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
10254 zero_sized_type, goa_lhs_expr_p): Likewise.
10255 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
10256 * rtl.h (print_rtl_with_bb): Likewise.
10257 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
10258 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
10259 * tree-flow-inline.h (bb_stmt_list): Constify.
10260 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
10262 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
10263 const_first_stmt, const_last_stmt): New.
10264 (block_may_fallthru, empty_block_p): Constify.
10265 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
10266 EXPR_ONLY_BODY): New.
10267 (expr_first, expr_last, expr_only): Use macro for body.
10268 (const_expr_first, const_expr_last, const_expr_only): New.
10269 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
10270 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
10271 ctsi_prev, ctsi_stmt): New.
10272 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
10273 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
10274 * tree-ssa-loop-niter.c (loop_only_exit_p,
10275 derive_constant_upper_bound): Likewise.
10276 * tree-ssa-phiopt.c (empty_block_p): Likewise.
10277 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
10278 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
10279 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
10280 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
10281 * tree.c (get_type_static_bounds): Likewise.
10282 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
10283 (get_type_static_bounds): Constify.
10285 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
10288 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
10289 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
10290 (*<addsub><mode>3_cc_overflow): New.
10291 (*add<mode>3_cconly_overflow): New.
10292 (*sub<mode>3_cconly_overflow): New.
10293 (*<addsub>si3_zext_cc_overflow): New.
10294 * config/i386/predicates.md (fcmov_comparison_operator): Accept
10295 CCCmode for LTU, GTU, LEU and GEU.
10296 (ix86_comparison_operator): Likewise.
10297 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
10298 * config/i386/i386.c (put_condition_code): Support CCCmode.
10299 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
10300 or MINUS expressions.
10302 2007-08-14 Andrew Pinski <pinskia@gmail.com>
10305 * c-typeck.c (build_binary_op): Disallow vector float types with
10306 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
10308 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
10310 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
10311 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
10312 (dep_def): New typedef.
10313 (init_dep_1, sd_debug_dep): Declare functions.
10314 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
10315 (debug_dep_links): Remove.
10316 (struct _deps_list): New field 'n_links'.
10317 (DEPS_LIST_N_LINKS): New macro.
10318 (FOR_EACH_DEP_LINK): Remove.
10319 (create_deps_list, free_deps_list, delete_deps_list): Remove
10321 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
10322 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10323 (copy_deps_list_change_con, move_dep_link): Ditto.
10324 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
10325 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
10327 (INSN_BACK_DEPS): Remove.
10328 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
10330 (INSN_DEP_COUNT): Remove.
10331 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
10332 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
10333 Declare global variables.
10334 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
10335 (add_forw_dep, compute_forward_dependences): Remove declarations.
10336 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
10337 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10338 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
10340 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
10342 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
10343 (sd_list_types_def): New typedef.
10344 (sd_next_list): Declare function.
10345 (struct _sd_iterator): New type.
10346 (sd_iterator_def): New typedef.
10347 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
10349 (FOR_EACH_DEP): New cycle wrapper.
10350 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
10352 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
10353 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
10356 * sched-deps.c (init_dep_1): Make global.
10357 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
10359 (dump_dep): New static function.
10360 (dump_dep_flags): New static variable.
10361 (sd_debug_dep): New function.
10362 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
10364 (move_dep_link): Use remove_from_deps_list (), instead of
10365 detach_dep_link ().
10366 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
10367 (dep_link_is_detached_p): New static function.
10368 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
10370 (dn_pool, dl_pool): New alloc_pools.
10371 (dn_pool_diff, dl_pool_diff): New static variables.
10372 (create_dep_node, delete_dep_node): New static function.
10373 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
10374 (deps_list_empty_p): Make it static. Use 'n_links' field.
10375 (deps_pools_are_empty_p): New static function.
10376 (alloc_deps_list, delete_deps_list): Remove.
10377 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
10378 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
10379 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
10380 (forward_dependency_cache): Remove.
10381 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
10382 'back' from the names. Change signature to use dep_t instead of
10384 (add_back_dep): Ditto. Make global.
10385 (check_dep_status): Rename to check_dep ().
10386 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
10388 (sd_finish_insn): Ditto.
10389 (sd_find_dep_between_no_cache): New static function.
10390 (sd_find_dep_between): New function.
10391 (ask_dependency_caches, set_dependency_caches): New static functions.
10392 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
10393 (add_or_update_dep_1): Separate pieces of functionality into
10394 ask_dependency_caches (), update_dependency_caches (),
10395 change_spec_dep_to_hard (), update_dep ().
10396 (get_back_and_forw_lists): New static function.
10397 (sd_add_dep): Separate setting of dependency caches into
10398 set_dependency_caches ().
10399 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
10401 (sd_delete_dep): Ditto.
10402 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
10403 (dump_lists): New static function.
10404 (sd_debug_lists): New debug function.
10405 (delete_all_dependences, fixup_sched_groups): Update to use
10406 sd_* infrastructure.
10407 (sched_analyze_2): Create data-speculative dependency only if
10408 data-speculation is enabled.
10409 (sched_analyze_insn): If insn cannot be speculative, make all its
10410 dependencies non-speculative.
10411 (sched_analyze): Use sd_init_insn ().
10412 (add_forw_dep, compute_forward_dependencies): Remove.
10413 (delete_dep_nodes_in_back_deps): New static function.
10414 (sched_free_deps): New function.
10415 (init_dependency_caches): Init alloc_pools.
10416 (extend_depedency_caches): Update after removing of
10417 forward_dependency_cache.
10418 (free_dependency_caches): Ditto. Free alloc_pools.
10419 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
10420 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
10422 (add_back_forw_dep, delete_back_forw_dep): Ditto.
10423 (add_dependence): Use init_dep ().
10424 (get_dep_weak_1): New static function.
10425 (get_dep_weak): Move logic to get_dep_weak_1 ().
10426 (dump_ds): New static function moved from haifa-sched.c:
10427 debug_spec_status ().
10428 (debug_ds): New debug function.
10429 (check_dep_status): Rename to check_dep (). Update to check whole
10432 * haifa-sched.c (spec_info): Make global.
10433 (added_recovery_block_p): Rename to
10434 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
10435 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
10436 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
10437 to use new interfaces.
10438 (ok_for_early_queue_removal): Ditto.
10439 (schedule_block): Initialize logical uids of insns emitted by the
10441 (sched_init): Initialize new variable.
10442 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
10444 (extend_global): Initialize insn data.
10445 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
10446 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
10448 (add_to_speculative_block): Update to use new interfaces.
10449 (create_recovery_block): Set new variables.
10450 (create_check_block_twin, fix_recovery_deps): Update to use new
10452 (sched_insn_is_legitimate_for_speculation_p): New function.
10453 (speculate_insn): Move checking logic to
10454 sched_insn_is_legitimate_for_speculation_p ().
10455 (sched_remove_insn): Finalize sched-deps information of instruction.
10456 (clear_priorities, add_jump_dependencies): Update to use new
10458 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
10460 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
10461 to use new interfaces.
10462 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
10463 (new_ready): Try to use control speculation only if it is available.
10464 (add_branch_dependences): Update to use new interfaces.
10465 (compute_block_backward_dependences): Rename to
10466 compute_block_dependences (). Call
10467 targetm.sched.dependencies_evaluation_hook ().
10468 (free_block_dependencies): New static function.
10469 (debug_dependencies): Update to use new interfaces.
10470 (schedule_region): Remove separate computation of forward dependencies.
10471 Move call of targetm.sched.dependencies_evaluation_hook () to
10472 compute_block_dependences (). Free dependencies at the end of
10473 scheduling the region.
10475 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
10477 (add_deps_for_risky_insns): Ditto.
10478 (schedule_ebb): Remove separate computation of forward dependencies.
10479 Free dependencies at the end of scheduling the ebb.
10481 * ddg.c (create_ddg_dependence): Update to use new interfaces.
10482 (build_intra_loop_deps): Ditto. Remove separate computation of
10483 forward dependencies. Free sched-deps dependencies.
10485 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
10486 to use new interfaces.
10487 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
10489 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
10491 (is_costly_group): Ditto.
10493 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10495 * alias.c (rtx_equal_for_memref_p): Constify.
10496 * basic-block.h (const_edge, const_basic_block): New.
10497 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
10498 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
10499 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
10500 probably_never_executed_bb_p, edge_probability_reliable_p,
10501 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
10502 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
10504 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
10505 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
10507 * cfganal.c (flow_active_insn_p, forwarder_block_p,
10508 flow_nodes_print, dfs_enumerate_from): Likewise.
10509 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
10510 control_flow_insn_p, count_basic_blocks): Likewise.
10511 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
10512 get_loop_body_with_size, loop_exit_edge_p): Likewise.
10513 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
10514 average_num_loop_insns, loop_exit_edge_p,
10515 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
10516 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
10517 average_num_loop_insns, seq_cost): Likewise.
10518 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
10519 * dominance.c (dominated_by_p): Likewise.
10520 * emit-rtl.c (validate_subreg): Likewise.
10521 * except.c (can_throw_internal, can_throw_external): Likewise.
10522 * except.h (can_throw_internal, can_throw_external): Likewise.
10523 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
10524 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
10525 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
10526 simple_mem, store_ops_ok, load_kills_store, find_loads,
10527 store_killed_in_insn, store_killed_after, store_killed_before,
10528 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
10530 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
10531 noce_mem_write_may_trap_or_fault_p): Likewise.
10532 * pointer-set.c (pointer_set_contains, pointer_map_contains):
10534 * pointer-set.h (pointer_set_contains, pointer_map_contains):
10536 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
10537 probably_cold_bb_p, probably_never_executed_bb_p,
10538 edge_probability_reliable_p, br_prob_note_reliable_p,
10539 can_predict_insn_p): Likewise.
10540 * regclass.c (reg_set_to_hard_reg_set): Likewise.
10541 * resource.c (return_insn_p): Likewise.
10542 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
10544 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
10545 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
10546 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
10547 verify_gimple_modify_stmt): Likewise.
10548 * tree-chrec.c (is_not_constant_evolution,
10549 is_multivariate_chrec_rec, is_multivariate_chrec,
10550 chrec_contains_symbols, chrec_contains_undetermined,
10551 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
10552 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
10553 eq_evolutions_p, scev_direction): Likewise.
10554 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
10555 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
10556 chrec_contains_symbols_defined_in_loop,
10557 chrec_contains_undetermined, tree_contains_chrecs,
10558 evolution_function_is_affine_multivariate_p,
10559 evolution_function_is_univariate_p, chrec_zerop,
10560 evolution_function_is_constant_p, evolution_function_is_affine_p,
10561 evolution_function_is_affine_or_constant_p,
10562 tree_does_not_contain_chrecs, chrec_type): Likewise.
10563 * tree-data-ref.c (tree_fold_divides_p,
10564 object_address_invariant_in_loop_p, dr_may_alias_p,
10565 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
10566 same_access_functions, constant_access_functions,
10567 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
10569 * tree-flow.h (scev_direction): Likewise.
10570 * tree-gimple.c (is_gimple_stmt): Likewise.
10571 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
10573 * tree-pretty-print.c (op_prio): Likewise.
10574 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
10575 analyzable_condition, backedge_phi_arg_p): Likewise.
10576 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
10577 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
10578 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
10581 2007-08-13 Dan Hipschman <dsh@google.com>
10584 * c-format.c (check_format_arg): Move check for zero-length
10585 format strings below the check for unterminated strings.
10587 2007-08-13 Andrew Pinski <pinskia@gmail.com>
10590 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
10593 2007-08-13 Nick Clifton <nickc@redhat.com>
10595 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
10597 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10600 * c-format.c (gcc_gfc_length_specs): New array.
10601 (gcc_gfc_char_table): Add unsigned specifier, and references to
10602 the l length modifier.
10603 (format_types_orig): Use the new gcc_gfc_length_specs.
10605 2007-08-12 Sa Liu <saliu@de.ibm.com>
10607 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
10608 and with REG_RETVAL note after split.
10610 2007-08-11 David Daney <ddaney@avtrex.com>
10612 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
10613 as ATTRIBUTE_UNUSED.
10615 2007-08-11 David Edelsohn <edelsohn@gnu.org>
10616 Segher Boessenkool <segher@kernel.crashing.org>
10618 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
10619 HAVE_LOCAL_CPU_DETECT not defined.
10621 2007-08-11 Jan Hubicka <jh@suse.cz>
10623 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
10624 (cgraph_process_new_functions): Honor previous value of
10625 disregard_inline_limits.
10626 * ipa-inline.c (compute_inline_parameters): Likewise.
10628 2007-08-11 Ian Lance Taylor <iant@google.com>
10630 * alias.h (alias_set_type): Define new type.
10631 (ALIAS_SET_MEMORY_BARRIER): Use it.
10632 * rtl.h: Include alias.h.
10633 (struct mem_attrs): Use alias_set_type.
10634 * tree.h: Include alias.h
10635 (struct tree_type): Use alias_set_type.
10636 (struct tree_struct_field_tag): Likewise.
10637 (struct tree_decl_common): Likewise.
10638 * alias.c (struct alias_set_entry): Use alias_set_type.
10639 (get_alias_set_entry, alias_set_subset_of): Likewise.
10640 (alias_sets_conflict_p): Likewise.
10641 (alias_sets_must_conflict_p): Likewise.
10642 (objects_must_conflict_p): Likewise.
10643 (get_alias_set, new_alias_set): Likewise.
10644 (record_alias_subset, record_component_aliases): Likewise.
10645 (varargs_set, frame_set): Change to alias_set_type.
10646 (get_varargs_alias_set): Use alias_set_type.
10647 (get_frame_alias_set): Likewise.
10648 * builtins.c (setjmp_alias_set): Change to alias_set_type.
10649 * dse.c (struct store_info): Use alias_set_type.
10650 (struct read_info, struct clear_alias_mode_holder): Likewise.
10651 (clear_alias_set_lookup, canon_address): Likewise.
10652 (record_store, check_mem_read_rtx): Likewise.
10653 (dse_record_singleton_alias_set): Likewise.
10654 (dse_invalidate_singleton_alias_set): Likewise.
10655 * emit-rtl.c (get_mem_attrs): Likewise.
10656 (set_mem_attributes_minus_bitpos): Likewise.
10657 (set_mem_alias_set): Likewise.
10658 * expr.c (store_constructor_field, store_field): Likewise.
10659 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
10660 * langhooks.c (lhd_get_alias_set): Likewise.
10661 * langhooks-def.h (lhd_get_alias_set): Likewise.
10662 * reload1.c (alter_reg): Likewise.
10663 * tree-flow.h (struct fieldoff): Likewise.
10664 * tree-ssa-alias.c (struct alias_map_d): Likewise.
10665 (may_alias_p, get_smt_for, create_sft): Likewise.
10666 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
10667 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
10668 (merge_smts_into): Likewise.
10669 * varasm.c (const_alias_set): Likewise.
10670 * c-common.c (strict_aliasing_warning): Likewise.
10671 (c_common_get_alias_set): Likewise.
10672 * dse.h (dse_record_singleton_alias_set): Update declaration.
10673 (dse_invalidate_singleton_alias_set): Likewise.
10674 * emit-rtl.h (set_mem_alias_set): Likewise.
10675 * c-common.h (c_common_get_alias_set): Likewise.
10676 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
10677 * print-tree.c (print_node): Likewise.
10678 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
10680 (alpha_setup_incoming_varargs): Use alias_set_type.
10681 * config/i386/i386.c (setup_incoming_varargs_64): Use
10683 (setup_incoming_varargs_ms_64): Likewise.
10684 (ix86_GOT_alias_set): Likewise.
10685 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
10686 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
10687 (set): Change to alias_set_type.
10688 (get_TOC_alias_set): Use alias_set_type.
10689 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
10691 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
10692 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
10694 (struct_value_alias_set): Likewise.
10695 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
10697 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10699 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
10700 * config/vxworks.h (TARGET_VXWORKS): Override.
10701 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
10702 "mips" if TARGET_VXWORKS.
10704 2007-08-11 Richard Sandiford <richard@codesourcery.com>
10706 * calls.c (avoid_likely_spilled_reg): New function.
10707 (expand_call): Use it.
10709 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10711 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
10713 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
10715 * config/mips/predicates.md (const_call_insn_operand): Invoke
10716 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
10718 2007-08-10 David Edelsohn <edelsohn@gnu.org>
10721 * config/rs6000/driver-rs6000.c: Include link.h.
10722 Use ElfW instead of wordsize-specif typedef.
10724 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10726 * system.h (CONST_CAST): New.
10727 * c-decl.c (c_make_fname_decl): Use it.
10728 * c-lex.c (cb_ident, lex_string): Likewise.
10729 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
10730 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
10731 give_switch, set_multilib_dir): Likewise.
10732 * gengtype-parse.c (string_seq, typedef_name): Likewise.
10733 * passes.c (execute_one_pass): Likewise.
10734 * prefix.c (update_path): Likewise.
10735 * pretty-print.c (pp_base_destroy_prefix): Likewise.
10736 * tree.c (build_string): Likewise.
10738 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10740 * tree-flow-inline.h (is_exec_stmt): Remove.
10741 (is_label_stmt): Remove.
10742 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
10745 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
10747 * lower-subreg.c (resolve_shift_zext): Don't adjust
10748 src_reg_num for wordmode operands.
10750 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
10751 David Ung <davidu@mips.com>
10753 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
10754 (TARGET_SCHED_REORDER2): Define.
10755 (mips_maybe_swap_ready): New.
10756 (mips_last_74k_agen_insn): New.
10757 (mips_74k_agen_init): New.
10758 (mips_74k_agen_reorder): New function to group loads and stores
10759 in the ready queue.
10760 (mips_sched_init): New.
10761 (mips_sched_reorder): Don't do initialization here. Call
10762 mips_74k_agen_reorder.
10763 (mips_variable_issue): Call mips_74k_agen_init.
10765 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
10767 * tree-flow-inline.h (get_filename): Remove.
10769 2007-08-10 Richard Sandiford <richard@codesourcery.com>
10771 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
10773 (mips_fetch_insns): Delete in favor of...
10774 (mips_load_store_insns): ...this new function.
10775 * config/mips/mips.c (mips_address_insns): Add a boolean argument
10776 to say whether multiword moves _might_ be split.
10777 (mips_fetch_insns): Delete in favor of...
10778 (mips_load_store_insns): ...this new function.
10779 (mips_rtx_costs): Update the call to mips_address_insns.
10780 (mips_address_cost): Likewise.
10781 * config/mips/mips.md (length): Use mips_load_store_insns instead
10782 of mips_fetch_insns.
10783 * config/mips/constraints.md (R): Use mips_address_insns rather
10784 than mips_fetch_insns. Assume that the move never needs to be split.
10786 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
10788 * config/mips/mips.opt (mhard-float, msoft-float): Make these
10789 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
10790 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
10791 * config/mips/mips.h (mips16_hard_float): Delete.
10792 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
10793 definitions, and replace with....
10794 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
10795 * config/mips/mips.c (mips16_hard_float): Delete. Replace
10796 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
10797 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
10798 (override_options): Replace MASK_SOFT_FLOAT references with
10799 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
10800 and mips16_hard_float when TARGET_MIPS16.
10802 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10805 * c-typeck.c (build_binary_op): Check for non pointer types before
10806 calling int_fits_type_p.
10808 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
10810 PR middle-end/32813
10811 * fold-const.c (omit_one_operand): Return only the ommitted expression
10812 if the result is an empty statement.
10813 (pedantic_omit_one_operand): Likewise.
10815 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
10817 * c-typeck.c (readonly_error): Improve error for assignment.
10819 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
10821 (pp_c_expression): Ditto.
10823 2007-08-09 Simon Baldwin <simonb@google.com>
10825 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
10826 break that was preventing simplify_associative_operation() for xor.
10828 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
10829 Nigel Stephens <nigel@mips.com>
10831 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
10832 Document change in interpretation of value from boolean to
10834 * optabs.c (expand_ffs, expand_ctz): New functions to compute
10835 ffs and ctz using clz.
10836 (expand_unop): Call them.
10837 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
10839 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
10840 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
10841 enable the new ffs expansion on this target.
10843 2007-08-09 Jan Hubicka <jh@suse.cz>
10845 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
10846 (expand_ternary_op): Likewise.
10847 (expand_vec_shift_expr): Likewise.
10848 (expand_binop_directly): Likewise.
10849 (expand_binop): Likewise.
10850 (sign_expand_binop): Likewise.
10851 (expand_twoval_unop): Likewise.
10852 (expand_twoval_binop): Likewise.
10853 (expand_twoval_binop_libfunc): Likewise.
10854 (widen_clz): Likewise.
10855 (widen_bswap): Likewise.
10856 (expand_parity): Likewise.
10857 (expand_unop): Likewise.
10858 (expand_abs_nojump): Likewise.
10859 (expand_copysign): Likewise.
10860 (emit_no_conflict_block): Likewise.
10861 (emit_libcall_block): Likewise.
10862 (can_compare_p): Likewise.
10863 (prepare_cmp_insn): Likewise.
10864 (emit_cmp_and_jump_insn_1): Likewise.
10865 (prepare_float_lib_cmp): Likewise.
10866 (emit_conditional_add): Likewise.
10867 (gen_add2_insn): Likewise.
10868 (have_add2_insn): Likewise.
10869 (gen_sub2_insn): Likewise.
10870 (have_sub2_insn): Likewise.
10871 (can_extend_p): Likewise.
10872 (can_fix_p): Likewise.
10873 (can_float_p): Likewise.
10874 (expand_float): Likewise.
10875 (expand_fix): Likewise.
10876 (expand_sfix_optab): Likewise.
10877 (new_optab): Likewise.
10878 (new_convert_optab): Likewise.
10879 (init_libfuncs): Likewise.
10880 (init_interclass_conv_libfuncs): Likewise.
10881 (init_intraclass_conv_libfuncs): Likewise.
10882 (set_conv_libfunc): Likewise.
10883 (init_optabs): Likewise.
10884 (debug_optab_libfuncs): Likewise.
10885 (gen_cond_trap): Likewise.
10886 * optabs.h (optab_handler, convert_optab_hanlder): New.
10887 * genopinit.c: Update optabs generation table.
10888 * reload.c (find_reloads_address_1): Use optabs accestors.
10889 * builtins.c (expand_builtin_mathfn): Likewise.
10890 (expand_builtin_mathfn_2): Likewise.
10891 (expand_builtin_mathfn_3): Likewise.
10892 (expand_builtin_interclass_mathfn): Likewise.
10893 (expand_builtin_sincos): Likewise.
10894 (expand_builtin_cexpi): Likewise.
10895 (expand_builtin_powi): Likewise.
10896 (expand_builtin_strlen): Likewise.
10897 * dojump.c (do_jump): Likewise.
10898 * expr.c (convert_move): Likewise.
10899 (move_by_pieces): Likewise.
10900 (move_by_pieces_ninsns): Likewise.
10901 (can_store_by_pieces): Likewise.
10902 (store_by_pieces_1): Likewise.
10903 (emit_move_via_integer): Likewise.
10904 (emit_move_complex): Likewise.
10905 (emit_move_ccmode): Likewise.
10906 (emit_move_insn_1): Likewise.
10907 (emit_single_push_insn): Likewise.
10908 (store_constructor): Likewise.
10909 (expand_expr_real_1): Likewise.
10910 (do_store_flag): Likewise.
10911 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
10912 (enumerate_modes): Likewise.
10913 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
10914 (supportable_widening_operation): Likewise.
10915 (supportable_narrowing_operation): Likewise.
10916 * expmed.c (store_bit_field_1): Likewise.
10917 (extract_bit_field_1): Likewise.
10918 (expand_mult_highpart_optab): Likewise.
10919 (expand_smod_pow2): Likewise.
10920 (expand_divmod): Likewise.
10921 (emit_store_flag): Likewise.
10922 * tree-vect-patterns.c
10923 (vect_pattern_recog_1): Likewise.
10924 * tree-ssa-loop-prefetch.c
10925 (nontemporal_store_p): Likewise.
10926 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
10927 (vect_create_epilog_for_reduction): Likewise.
10928 (vectorizable_reduction): Likewise.
10929 (vectorizable_operation): Likewise.
10930 (vect_strided_store_supported): Likewise.
10931 (vectorizable_store): Likewise.
10932 (vect_strided_load_supported): Likewise.
10933 (vectorizable_load): Likewise.
10934 * combine.c (simplify_comparison): Likewise.
10935 * tree-vect-generic.c
10936 (type_for_widest_vector_mode): Likewise.
10937 (expand_vector_operations_1): Likewise.
10938 * config/spu/spu.c (spu_expand_mov): Likewise.
10939 (spu_emit_vector_compare): Likewise.
10940 * config/rs6000/rs6000.c
10941 (rs6000_emit_vector_compare): Likewise.
10942 * stmt.c (add_case_node): Likewise.
10943 * reload1.c (gen_reload):
10945 2007-08-09 Michael Matz <matz@suse.de>
10947 * tree.h (fixed_zerop): Declare as taking a const_tree.
10948 * tree.c (fixed_zerop): Take a const_tree.
10950 2007-08-09 Ira Rosen <irar@il.ibm.com>
10952 * tree-vect-transform.c (vectorizable_store): Remove call to
10953 copy_virtual_operands() and call mark_symbols_for_renaming() for
10954 the created vector store.
10955 (vect_setup_realignment): Don't call copy_virtual_operands() and
10956 update_vuses_to_preheader().
10957 (vectorizable_load): Don't call copy_virtual_operands().
10958 (update_vuses_to_preheader): Remove.
10960 2007-08-08 Chao-ying Fu <fu@mips.com>
10962 * tree.def (FIXED_POINT_TYPE): New type.
10963 (FIXED_CST): New constant.
10964 (FIXED_CONVERT_EXPR): New expr.
10965 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
10966 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
10967 * tree.h (struct tree_base): Add saturating_flag.
10968 Remove one bit of spare for saturating_flag.
10969 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
10970 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
10971 FIXED_POINT_TYPE_P): Define.
10972 (TYPE_SATURATING): Define.
10973 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
10974 (struct tree_fixed_cst): New.
10975 (TYPE_IBIT, TYPE_FBIT): Define.
10976 (tree_node): Add fixed_cst.
10977 (enum tree_index): Add new enumeration values of
10978 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
10979 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
10980 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
10981 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
10982 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
10983 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
10984 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
10985 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
10986 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
10987 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
10988 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
10989 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
10990 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
10991 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
10992 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
10993 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
10994 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
10995 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
10996 (sat_short_fract_type_node, sat_fract_type_node,
10997 sat_long_fract_type_node, sat_long_long_fract_type_node,
10998 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
10999 sat_unsigned_long_fract_type_node,
11000 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
11001 fract_type_node, long_fract_type_node, long_long_fract_type_node,
11002 unsigned_short_fract_type_node, unsigned_fract_type_node,
11003 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
11004 sat_short_accum_type_node, sat_accum_type_node,
11005 sat_long_accum_type_node, sat_long_long_accum_type_node,
11006 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
11007 sat_unsigned_long_accum_type_node,
11008 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
11009 accum_type_node, long_accum_type_node, long_long_accum_type_node,
11010 unsigned_short_accum_type_node, unsigned_accum_type_node,
11011 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
11012 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
11013 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
11014 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
11015 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
11016 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
11017 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
11018 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
11019 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
11020 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
11021 sat_uda_type_node, sat_uta_type_node): New macro.
11022 (make_fract_type, make_accum_type): Declare.
11023 (make_signed_fract_type, make_unsigned_fract_type,
11024 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
11025 make_signed_accum_type, make_unsigned_accum_type,
11026 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
11027 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
11028 make_or_reuse_sat_signed_fract_type,
11029 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
11030 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
11031 make_or_reuse_sat_unsigned_accum_type): New macro.
11032 (fixed_zerop): Declare.
11033 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
11034 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11035 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11036 LONG_LONG_ACCUM_TYPE_SIZE): Define.
11037 * treestruct.def: Add TS_FIXED_CST.
11038 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
11039 (tree.o): Likewise.
11040 (tree-dump.o): Likewise.
11041 (print-tree.o): Likewise.
11042 (tree-pretty-print.o): Likewise.
11043 (fold-const.o): Likewise.
11044 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
11045 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
11046 (is_gimple_min_invariant): Handle FIXED_CST.
11047 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
11048 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
11049 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11050 (layout_type): Handle FIXED_POINT_TYPE.
11051 (make_fract_type, make_accum_type): New functions.
11052 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
11053 * tree-dump.c (fixed-value.h): New include.
11054 (dump_fixed): New function.
11055 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
11056 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
11057 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
11058 * tree-pretty-print.c (fixed-value.h): New include.
11059 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
11060 FIXED_CONVERT_EXPR.
11061 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
11062 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
11063 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
11064 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
11065 for non-saturating fixed-point types.
11066 (reassociate_bb): Likewise.
11067 * emit-rtl.c (fixed-value.h): New include.
11068 (fconst0, fconst1): New array.
11069 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
11070 * tree-vect-generic.c expand_vector_operation): Support
11071 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
11072 MODE_VECTOR_UACCUM.
11073 (type_for_widest_vector_mode): Add one parameter for the
11075 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
11077 Pass the satp parameter to type_for_mode for fixed-point types.
11078 (expand_vector_operations_1): Pass the saturating flag to
11079 type_for_widest_vector_mode.
11080 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
11081 and MODE_VECTOR_UACCUM.
11082 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
11083 (vectorizable_condition): Likewise.
11084 * tree.c (fixed-value.h): New include.
11085 (tree_code_size): Support FIXED_CST.
11086 (build_fixed): New function.
11087 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
11088 (fixed_zerop): New function.
11089 (tree_node_structure): Support FIXED_CST.
11090 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
11091 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
11092 (type_hash_eq): Handle FIXED_POINT_TYPE.
11093 (simple_cst_equal): Support FIXED_CST.
11094 (iterative_hash_expr): Handle FIXED_CST.
11095 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
11096 (get_narrower): Likewise.
11097 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
11098 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
11099 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
11100 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
11102 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
11103 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
11104 (initializer_zerop): Support FIXED_CST.
11105 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
11106 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
11107 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
11108 (is_base_type): Handle FIXED_POINT_TYPE.
11109 (add_type_attribute): Handle FIXED_POINT_TYPE.
11110 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
11111 * print-tree.c (fixed-value.h): New include.
11112 (print_node_brief): Support FIXED_CST.
11113 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
11114 * c-pretty-print.c (fixed-value.h): New include.
11115 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
11116 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
11117 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
11118 Support fixed-point types for inner items in VECTOR_TYPE.
11119 (pp_c_direct_declarator): Likewise.
11120 (pp_c_declarator): Likewise.
11121 (pp_c_fixed_constant): New function.
11122 (pp_c_constant): Handle FIXED_CST.
11123 (pp_c_primary_expression): Likewise.
11124 (pp_c_expression): Likewise.
11125 * fold-const.c (fixed-value.h): New include.
11126 (negate_expr_p): Return true for FIXED_CST.
11127 (fold_negate_expr): Support FIXED_CST.
11128 (split_tree): Support FIXED_CST.
11129 (const_binop): Support FIXED_CST.
11130 (fold_convert_const_int_from_fixed): New function to convert from
11132 (fold_convert_const_real_from_fixed): New function to convert from
11134 (fold_convert_const_fixed_from_fixed): New function to convert from
11135 fixed to another fixed.
11136 (fold_convert_const_fixed_from_int): New function to convert from
11138 (fold_convert_const_fixed_from_real): New function to convert from
11140 (fold_convert_const): Support conversions from fixed to int, from
11141 fixed to real, from fixed to fixed, from int to fixed, and from real
11143 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
11144 (operand_equal_p): Support FIXED_CST.
11145 (make_range): For fixed-point modes, we need to pass the
11146 saturating flag as the 2nd parameter.
11147 (tree_swap_operands_p): Handle FIXED_CST.
11148 (fold_plusminus_mult_expr): For fract modes, we cannot generate
11150 (fold_unary): Support FIXED_CONVERT_EXPR.
11151 (fold_binary): Handle FIXED_CST.
11152 Make sure the type is not saturating, before associating operations.
11153 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
11154 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
11155 (fold_negate_const): Support FIXED_CST.
11156 (fold_relational_const): Support FIXED_CST.
11157 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
11158 (gimplify_expr): Handle FIXED_CST.
11159 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
11160 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
11161 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
11162 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
11163 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
11164 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
11165 LONG_LONG_ACCUM_TYPE_SIZE.
11166 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
11167 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
11168 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
11169 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
11170 MODE_ACCUM, and MODE_UACCUM.
11171 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
11172 fixed-point types to disable reduction.
11173 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
11175 2007-08-08 David Edelsohn <edelsohn@gnu.org>
11177 * config/rs6000/x-rs6000: New file.
11178 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
11179 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
11180 (EXTRA_SPEC_FUNCTIONS): Define.
11181 (HAVE_LOCAL_CPU_DETECT): Define.
11182 (CC1_CPU_SPEC): Define.
11183 * config/rs6000/driver-rs6000.c: New file.
11184 * config/rs6000/aix.h (CC1_SPEC): Define.
11185 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
11186 * config.host: Add x-rs6000 to host_xmake_file if host and target
11187 are rs6000 or powerpc.
11189 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
11191 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
11193 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11194 Sandra Loosemore <sandra@codesourcery.com>
11195 Chao-ying Fu <fu@mips.com>
11196 Nigel Stephens <nigel@mips.com>
11197 David Ung <davidu@mips.com>
11199 * doc/invoke.texi (-mcode-readable): Document.
11200 * config/mips/mips.opt (mcode-readable): New option.
11201 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
11202 * config/mips/mips.h (mips_code_readable_setting): New enum.
11203 (mips_code_readable): Declare.
11204 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
11205 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
11206 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
11207 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
11208 boiler-plate comments.
11209 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11210 * config/mips/mips.c (mips_code_readable): New variable.
11211 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
11212 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
11213 context and -mcode-readable setting to restrict the use of
11214 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
11215 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
11216 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
11217 (mips_blocks_for_constant_p): Only return false for
11218 TARGET_MIPS16_PCREL_LOADS.
11219 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
11220 for MIPS16. Handle SYMBOL_32_HIGH.
11221 (mips_const_insns): Allow HIGHs for MIPS16 too.
11222 (mips_unspec_address_offset): New function, split out from...
11223 (mips_unspec_address): ...here.
11224 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
11225 16-bit symbolic constants. Assert approropiate conditions for
11226 using the "la" and "dla" macros.
11227 (mips_handle_option): Handle -mcode-readable=.
11228 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
11229 Set up mips_lo_relocs[SYMBOL_32_HIGH].
11230 (mips_strip_unspec_address): New function, split out from...
11231 (print_operand_reloc): ...here.
11232 (print_operand): Pass constants through mips_strip_unspec_address.
11233 (print_operand_address): Likewise.
11234 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
11235 (mips_select_rtx_section): Remove MIPS16 handling.
11236 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
11237 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
11238 (mips16_lay_out_constants): Do nothing unless
11239 TARGET_MIPS16_PCREL_LOADS.
11240 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
11241 * config/mips/mips.md: Split HIGHs for MIPS16.
11242 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
11244 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11246 * config/mips/mips-protos.h (mips_emit_move): Declare.
11247 * config/mips/mips.c (mips_emit_move): New function.
11248 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
11249 (mips_legitimize_const_move): Likewise.
11250 (mips_legitimize_move): Likewise.
11251 (mips_split_64bit_move): Likewise.
11252 (mips_restore_gp): Likewise.
11253 (mips_load_call_address): Likewise.
11254 (mips_emit_fcc_reload): Likewise.
11255 (mips_set_return_address): Likewise.
11256 (mips_block_move_straight): Likewise.
11257 (mips_block_move_loop): Likewise.
11258 (mips_setup_incoming_varargs): Likewise.
11259 (mips_save_reg): Likewise.
11260 (mips_expand_prologue): Likewise.
11261 (mips_restore_reg): Likewise.
11262 (mips_expand_epilogue): Likewise.
11263 (mips_output_mi_thunk): Likewise.
11264 (build_mips16_call_stub): Likewise.
11265 (mips_builtin_branch_and_move): Likewise.
11266 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
11267 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11268 (fixuns_truncdfdi2): Likewise.
11269 (fixuns_truncsfsi2): Likewise.
11270 (fixuns_truncsfdi2): Likewise.
11271 (loadgp_absolute): Likewise.
11272 (builtin_setjmp_setup): Likewise.
11273 (builtin_longjmp): Likewise.
11274 (untyped_call): Likewise.
11276 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11278 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
11279 an "rtx *" argument. Return a bool.
11280 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
11281 values and return true if they can be split. Take the same kind of
11282 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
11283 and store the lo_sum there if nonnull. Use the symbol type to
11284 determine whether a $gp or HIGH is needed.
11285 (mips_legitimize_address): Update call to mips_split_symbol and
11286 simplify accordingly.
11287 (mips_legitimize_const_move): Likewise.
11288 * config/mips/mips.md: In the combine define_split,
11289 check mips_split_symbol instead of splittable_symbolic_operand.
11290 Update use of mips_split_symbol in the generator code.
11291 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
11293 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11295 * config/mips/mips.c (mips_symbolic_address_p): Delete.
11296 (mips_symbol_insns_1): New function, split out from...
11297 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
11298 and stores separately from load addresses.
11299 (mips_classify_address): Replace uses of mips_symbolic_address_p
11300 with uses of mips_symbol_insns.
11301 (mips_address_insns): Update calls to mips_symbol_insns.
11302 (mips_const_insns): Likewise.
11303 (mips_legitimize_address): Likewise.
11305 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11307 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
11308 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
11309 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
11310 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
11311 non-call contexts if TARGET_MIPS16.
11312 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
11313 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
11314 code for SYMBOL_ABSOLUTE.
11315 (mips_symbol_insns): Likewise.
11317 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11319 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
11320 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
11321 (mips_symbolic_constant_p): Likewise. Update the call to
11322 mips_classify_symbol.
11323 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
11324 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
11325 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
11326 (print_operand_reloc): Add a context argument. Update the call to
11327 mips_symbolic_constant_p.
11328 (print_operand): Update the calls to print_operand_reloc.
11329 (print_operand_address): Use print_operand_reloc rather than
11331 (mips_rewrite_small_data_p): Add a context argument. Update the call
11332 to mips_symbolic_constant_p.
11333 (mips_small_data_pattern_1): Make DATA the containing mem.
11334 Update the call to mips_rewrite_small_data_p.
11335 (mips_rewrite_small_data_1): Likewise.
11336 (mips_use_anchors_for_symbol_p): Update the call to
11337 mips_symbolic_constant_p.
11338 * config/mips/predicates.md (const_call_insn_operand): Likewise.
11339 (splittable_symbolic_operand): Likewise.
11340 (move_operand): Likewise.
11341 (absolute_symbolic_operand): Likewise.
11342 (got_disp_operand): Likewise.
11343 (got_page_ofst_operand): Likewise.
11345 2007-08-08 Richard Sandiford <richard@codesourcery.com>
11347 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
11348 (SYMBOL_ABSOLUTE): ...this.
11349 (SYMBOL_SMALL_DATA): Rename to...
11350 (SYMBOL_GP_RELATIVE): ...this.
11351 (SYMBOL_CONSTANT_POOL): Rename to...
11352 (SYMBOL_PC_RELATIVE): ...this.
11353 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
11354 (mips_symbolic_address_p, mips_symbol_insns, override_options)
11355 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
11356 after above changes.
11357 * config/mips/predicates.md (const_call_insn_operand): Likewise.
11358 (general_symbolic_operand): Rename to...
11359 (absolute_symbolic_operand): ...this.
11360 * config/mips/mips.md: Update after above changes.
11362 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
11363 Revital Eres <eres@il.ibm.com>
11365 * ddg.c (print_ddg): Add dump information.
11366 * modulo-sched.c (print_node_sched_params): Add parameter and
11368 (calculate_maxii): Remove function.
11369 (undo_generate_reg_moves): Likewise.
11370 (undo_permute_partial_schedule): Likewise.
11371 (kernel_number_of_cycles): Likewise.
11372 (MAXII_FACTOR): New definition to calculate the upper bound of II.
11373 (sms_schedule): Use it. Remove profitability checks.
11374 (sms_schedule_by_order): Fix order of nodes within the cycle.
11376 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
11378 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
11379 -profile option, add pie support.
11380 (ENDFILE_SPEC): New spec.
11381 * config/gnu.h (LIB_SPEC): Add -profile option.
11383 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
11385 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
11386 * config/gnu.h (LIB_SPEC): Likewise.
11388 2007-08-07 Yaz Saito <saito@google.com>
11389 Ian Lance Taylor <iant@google.com>
11391 * common.opt (finstrument-functions-exclude-function-list): New
11393 (finstrument-functions-exclude-file-list): New option.
11394 * opts.c (char_p): Define and DEF_VEC.
11395 (flag_instrument_functions_exclude_functions): New static
11397 (flag_instrument_functions_exclude_files): New static variable.
11398 (add_instrument_functions_exclude_list): New static function.
11399 (flag_instrument_functions_exclude_p): New function.
11400 (common_handle_option): Handle new options.
11401 * flags.h (flag_instrument_functions_exclude_p): Declare.
11402 * gimplify.c (gimplify_function_tree): Call
11403 flag_instrument_functions_exclude_p.
11404 * doc/invoke.texi (Option Summary): Mention new options.
11405 (Code Gen Options): Document new options.
11407 2007-08-07 Ian Lance Taylor <iant@google.com>
11409 PR rtl-optimization/32776
11410 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
11411 (resolve_use): Likewise.
11412 (decompose_multiword_subregs): Remove "changed" local variable.
11414 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
11416 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
11417 * configure: Regenerate.
11418 * config.in: Regenerate.
11419 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
11422 2007-08-07 Ian Lance Taylor <iant@google.com>
11424 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
11425 note, just delete the insn.
11427 2007-08-07 Andreas Schwab <schwab@suse.de>
11430 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
11433 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
11435 * lower-subreg.c (resolve_subreg_use): Remove assertion.
11436 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
11437 (decompose_multiword_subregs): Use the functions above to decompose
11438 multiword shifts and zero-extends.
11440 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
11442 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
11443 "assemble" descriptions which were swapped.
11445 2007-08-06 Chao-ying Fu <fu@mips.com>
11447 * fixed-value.h: New file.
11448 * fixed-value.c: New file.
11449 * Makefile.in (OBJS-common): Add fixed-value.o.
11450 (fixed-value.o): New rule.
11451 (GTFILES): Add fixed-value.h.
11452 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
11453 to compare a.low and b.low.
11454 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
11456 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11457 Daniel Jacobowitz <dan@codesourcery.com>
11460 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
11462 (x86_64-*-netbsd*): Likewise.
11463 (x86_64-*-linux*): Likewise.
11464 (x86_64-*-kfreebsd*-gnu): Likewise.
11465 (x86_64-*-knetbsd*-gnu): Likewise.
11466 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
11468 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
11470 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
11471 Add -fno-asynchronous-unwind-tables.
11473 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
11474 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
11475 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
11476 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
11477 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
11479 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11481 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
11482 (TARGET_C_MODE_FOR_SUFFIX): New.
11484 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11486 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
11488 2007-08-06 Steve Ellcey <sje@cup.hp.com>
11490 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
11492 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
11494 * config/i386/i386.md: Check TARGET_ macros and optimize_size
11495 before checking function returns in conditional expressions.
11497 2007-08-06 Alfred Minarik <a.minarik@aon.at>
11500 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
11502 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11504 PR middle-end/32988
11505 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
11506 for INTEGRAL_TYPE_P.
11508 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
11510 * configure.ac: Remove --enable-checking=df from default settings.
11511 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
11512 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
11513 if the parameter is true.
11514 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
11515 DF_VERIFY_SCHEDULED flag is true.
11516 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
11517 (df_finish_pass): Adjust prototype.
11518 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
11521 * see.c (pass_see): Add TODO_df_verify.
11522 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
11523 * global.c (rest_of_handle_global_alloc): Schedule verification
11525 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
11527 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
11528 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
11529 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
11531 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
11532 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
11533 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
11535 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
11536 Revital Eres <eres@il.ibm.com>
11538 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
11540 * ddg.c (create_ddg_dependence): Rename to...
11541 (create_ddg_dep_from_intra_loop_link): This. Do not check
11542 for interloop edges. Do not create anti dependence edge when
11543 a true dependence edge exists in the opposite direction and
11544 -fmodulo-sched-allow-regmoves is set.
11545 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
11546 (add_cross_iteration_register_deps): Create anti dependence edge
11547 when -fno-modulo-sched-allow-regmoves is set.
11548 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
11550 2007-08-04 Richard Sandiford <richard@codesourcery.com>
11552 * config/arm/arm.md (movsi): Add braces.
11554 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11556 PR middle-end/32780
11557 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
11558 operands for the folding of "A - (A & B)" into "~B & A"; cast them
11561 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
11563 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
11564 state accessor functions.
11565 * cfgloopmanip.c (remove_path, create_preheaders,
11566 force_single_succ_latches, fix_loop_structure): Ditto.
11567 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
11568 tree_duplicate_loop_to_header_edge): Ditto.
11569 * cfgloopanal.c (mark_irreducible_loops): Ditto.
11570 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
11572 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
11573 cleanup_tree_cfg): Ditto.
11574 * tree-cfg.c (tree_merge_blocks): Ditto.
11575 * cfgloop.c (rescan_loop_exit, record_loop_exits,
11576 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
11577 loop_preheader_edge, single_exit): Ditto.
11578 (flow_loops_find): Do not clear loops->state.
11579 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
11580 loops_state_clear): New functions.
11582 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11584 PR middle-end/32399
11585 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
11586 when adding to the base and convert ELT to sizetype instead of type.
11588 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11590 PR middle-end/32304
11591 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
11592 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
11594 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11596 PR middle-end/32935
11597 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
11598 correct type the negate expression.
11600 2007-08-03 Jan Hubicka <jh@suse.cz>
11602 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
11605 2007-08-03 David Edelsohn <edelsohn@gnu.org>
11607 * config/rs6000/rs6000.c (struct processor_cost): Change
11608 l1_cache_lines to l1_cache_size. Add l2_cache_size.
11609 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
11611 (rios1_costs, rios2_cost): Correct cache line size.
11612 (rs6000_override_options): Set l2-cache-size parameter.
11614 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11615 Diego Novillo <dnovillo@google.com>
11618 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
11619 if the range includes 0.
11621 2007-08-03 Ben Elliston <bje@au.ibm.com>
11623 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
11624 mode to unspec expressions to silence a warning from the generator
11627 2007-08-02 Steve Ellcey <sje@cup.hp.com>
11629 * config/ia64/constraints.md ("U"): Make constraint vector only.
11631 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11633 PR middle-end/25446
11634 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
11635 always_inline attribute on the function decl.
11637 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
11639 PR middle-end/25445
11640 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
11641 if we are compiling with -fPIC.
11643 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
11644 Nigel Stephens <nigel@mips.com>
11646 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
11647 Define for MIPS32 and MIPS64.
11649 2007-08-02 Nick Clifton <nickc@redhat.com>
11651 * config/host-hpux.c: Change copyright header to refer to version
11652 3 of the GNU General Public License and to point readers at the
11653 COPYING3 file and the FSF's license web page.
11654 * config/alpha/predicates.md, config/alpha/vms-ld.c,
11655 config/alpha/linux.h, config/alpha/alpha.opt,
11656 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
11657 config/alpha/vms-unwind.h, config/alpha/ev4.md,
11658 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
11659 config/alpha/alpha.h, config/alpha/sync.md,
11660 config/alpha/openbsd.h, config/alpha/alpha.md,
11661 config/alpha/alpha-modes.def, config/alpha/ev5.md,
11662 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
11663 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
11664 config/alpha/constraints.md, config/alpha/osf.h,
11665 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
11666 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
11667 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
11668 config/frv/frv-asm.h, config/frv/frv-protos.h,
11669 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
11670 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
11671 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
11672 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
11673 config/s390/s390.opt, config/s390/s390-modes.def,
11674 config/s390/fixdfdi.h, config/s390/constraints.md,
11675 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
11676 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
11677 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
11678 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
11679 config/m32c/prologue.md, config/m32c/m32c.abi,
11680 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
11681 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
11682 config/m32c/t-m32c, config/m32c/m32c-modes.def,
11683 config/m32c/jump.md, config/m32c/shift.md,
11684 config/m32c/m32c-protos.h, config/libgloss.h,
11685 config/spu/spu-protos.h, config/spu/predicates.md,
11686 config/spu/spu-builtins.h, config/spu/spu.c,
11687 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
11688 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
11689 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
11690 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
11691 config/sparc/hypersparc.md, config/sparc/predicates.md,
11692 config/sparc/linux.h, config/sparc/sp64-elf.h,
11693 config/sparc/supersparc.md, config/sparc/cypress.md,
11694 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
11695 config/sparc/niagara.md, config/sparc/sparc.md,
11696 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
11697 config/sparc/sparc.opt, config/sparc/sync.md,
11698 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
11699 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
11700 config/sparc/sparc.c, config/sparc/little-endian.opt,
11701 config/sparc/sysv4-only.h, config/sparc/sparc.h,
11702 config/sparc/linux64.h, config/sparc/freebsd.h,
11703 config/sparc/sol2.h, config/sparc/rtemself.h,
11704 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
11705 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
11706 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
11707 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
11708 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
11709 config/m32r/linux.h, config/m32r/constraints.md,
11710 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
11711 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
11712 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
11713 config/i386/i386.md, config/i386/netware-crt0.c,
11714 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
11715 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
11716 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
11717 config/i386/sol2.h, config/i386/constraints.md,
11718 config/i386/netware-libgcc.c, config/i386/sysv5.h,
11719 config/i386/predicates.md, config/i386/geode.md,
11720 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
11721 config/i386/freebsd64.h, config/i386/vxworksae.h,
11722 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
11723 config/i386/rtemself.h, config/i386/netbsd-elf.h,
11724 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
11725 config/i386/netware.h, config/i386/i386-modes.def,
11726 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
11727 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
11728 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
11729 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
11730 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
11731 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
11732 config/i386/xm-mingw32.h, config/i386/linux64.h,
11733 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
11734 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
11735 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
11736 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
11737 config/i386/cygwin2.c, config/i386/i386-protos.h,
11738 config/i386/sync.md, config/i386/openbsd.h,
11739 config/i386/host-mingw32.c, config/i386/i386-aout.h,
11740 config/i386/nto.h, config/i386/biarch64.h,
11741 config/i386/i386-coff.h, config/i386/freebsd.h,
11742 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
11743 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
11744 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
11745 config/darwin-protos.h, config/linux.opt, config/sol2.c,
11746 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
11747 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
11748 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
11749 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
11750 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
11751 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
11752 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
11753 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
11754 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
11755 config/sh/superh64.h, config/sh/rtemself.h,
11756 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
11757 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
11758 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
11759 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
11760 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
11761 config/avr/predicates.md, config/avr/constraints.md,
11762 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
11763 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
11764 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
11765 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
11766 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
11767 config/c4x/c4x-modes.def, config/c4x/rtems.h,
11768 config/c4x/predicates.md, config/c4x/c4x.h,
11769 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
11770 config/xtensa/predicates.md, config/xtensa/xtensa.c,
11771 config/xtensa/linux.h, config/xtensa/xtensa.h,
11772 config/xtensa/elf.h, config/xtensa/xtensa.md,
11773 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
11774 config/xtensa/xtensa-protos.h, config/dbx.h,
11775 config/stormy16/predicates.md, config/stormy16/stormy16.md,
11776 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
11777 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
11778 config/host-solaris.c, config/fr30/fr30.h,
11779 config/fr30/predicates.md, config/fr30/fr30-protos.h,
11780 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
11781 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
11782 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
11783 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
11784 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
11785 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
11786 config/host-linux.c, config/interix3.h, config/cris/cris.c,
11787 config/cris/predicates.md, config/cris/linux.h,
11788 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
11789 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
11790 config/cris/aout.opt, config/cris/cris-protos.h,
11791 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
11792 config/iq2000/iq2000.h, config/iq2000/predicates.md,
11793 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
11794 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
11795 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
11796 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
11797 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
11798 config/chorus.h, config/mn10300/mn10300.c,
11799 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
11800 config/mn10300/mn10300.h, config/mn10300/linux.h,
11801 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
11802 config/mn10300/mn10300.md, config/ia64/predicates.md,
11803 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
11804 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
11805 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
11806 config/ia64/freebsd.h, config/ia64/ia64.md,
11807 config/ia64/ia64-modes.def, config/ia64/constraints.md,
11808 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
11809 config/gofast.h, config/rtems.h, config/sol2-10.h,
11810 config/m68k/predicates.md, config/m68k/m68k.md,
11811 config/m68k/linux.h, config/m68k/m68k-modes.def,
11812 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
11813 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
11814 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
11815 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
11816 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
11817 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
11818 config/m68k/constraints.md, config/m68k/rtemself.h,
11819 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
11820 config/m68k/uclinux.h, config/rs6000/power4.md,
11821 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
11822 config/rs6000/linux.h, config/rs6000/eabi.h,
11823 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
11824 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
11825 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
11826 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
11827 config/rs6000/windiss.h, config/rs6000/603.md,
11828 config/rs6000/aix41.h, config/rs6000/cell.md,
11829 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
11830 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
11831 config/rs6000/darwin.md, config/rs6000/darwin64.h,
11832 config/rs6000/default64.h, config/rs6000/7xx.md,
11833 config/rs6000/darwin.opt, config/rs6000/spe.md,
11834 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
11835 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
11836 config/rs6000/7450.md, config/rs6000/linux64.h,
11837 config/rs6000/constraints.md, config/rs6000/440.md,
11838 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
11839 config/rs6000/rs6000.c, config/rs6000/aix52.h,
11840 config/rs6000/rs6000.h, config/rs6000/power6.md,
11841 config/rs6000/predicates.md, config/rs6000/altivec.md,
11842 config/rs6000/aix64.opt, config/rs6000/rios1.md,
11843 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
11844 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
11845 config/rs6000/darwin7.h, config/rs6000/dfp.md,
11846 config/rs6000/linux64.opt, config/rs6000/sync.md,
11847 config/rs6000/vxworksae.h, config/rs6000/power5.md,
11848 config/rs6000/lynx.h, config/rs6000/biarch64.h,
11849 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
11850 config/rs6000/eabispe.h, config/rs6000/e500.h,
11851 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
11852 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
11853 config/rs6000/aix.h, config/rs6000/vxworks.h,
11854 config/rs6000/40x.md, config/rs6000/aix51.h,
11855 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
11856 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
11857 config/arc/arc.h, config/mcore/mcore-elf.h,
11858 config/mcore/mcore-protos.h, config/mcore/predicates.md,
11859 config/mcore/mcore.md, config/mcore/mcore.c,
11860 config/mcore/mcore.opt, config/mcore/mcore.h,
11861 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
11862 config/score/predicates.md, config/score/score-version.h,
11863 config/score/score-protos.h, config/score/misc.md,
11864 config/score/elf.h, config/score/score.c, config/score/mac.md,
11865 config/score/score7.md, config/score/score.h,
11866 config/score/score-conv.h, config/score/score-mdaux.c,
11867 config/score/score.md, config/score/score.opt,
11868 config/score/score-modes.def, config/score/score-mdaux.h,
11869 config/score/mul-div.S, config/arm/uclinux-elf.h,
11870 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
11871 config/arm/symbian.h, config/arm/linux-elf.h,
11872 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
11873 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
11874 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
11875 config/arm/strongarm-pe.h, config/arm/arm.h,
11876 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
11877 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
11878 config/arm/arm-modes.def, config/arm/linux-eabi.h,
11879 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
11880 config/arm/arm-cores.def, config/arm/arm-protos.h,
11881 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
11882 config/arm/wince-pe.h, config/arm/neon.md,
11883 config/arm/constraints.md, config/arm/neon.ml,
11884 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
11885 config/arm/arm.opt, config/arm/arm926ejs.md,
11886 config/arm/predicates.md, config/arm/iwmmxt.md,
11887 config/arm/arm_neon.h, config/arm/unknown-elf.h,
11888 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
11889 config/arm/neon-testgen.ml, config/arm/arm.md,
11890 config/arm/xscale-coff.h, config/arm/pe.c,
11891 config/arm/arm-generic.md, config/arm/pe.h,
11892 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
11893 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
11894 config/arm/strongarm-elf.h, config/arm/cirrus.md,
11895 config/arm/netbsd-elf.h, config/arm/vxworks.h,
11896 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
11897 config/pa/predicates.md, config/pa/pa64-hpux.h,
11898 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
11899 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
11900 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
11901 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
11902 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
11903 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
11904 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
11905 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
11906 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
11907 config/pa/pa64-regs.h, config/pa/pa-modes.def,
11908 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
11909 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
11910 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
11911 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
11912 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
11913 config/mips/linux64.h, config/mips/elforion.h,
11914 config/mips/constraints.md, config/mips/generic.md,
11915 config/mips/predicates.md, config/mips/4300.md,
11916 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
11917 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
11918 config/mips/5k.md, config/mips/vr4120-div.S,
11919 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
11920 config/mips/mips-protos.h, config/mips/6000.md,
11921 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
11922 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
11923 config/mips/mips-modes.def, config/mips/vr.h,
11924 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
11925 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
11926 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
11927 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
11928 config/vax/openbsd1.h, config/vax/netbsd.h,
11929 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
11930 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
11931 config/h8300/rtems.h, config/h8300/predicates.md,
11932 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
11933 config/h8300/h8300.md, config/h8300/h8300.opt,
11934 config/h8300/coff.h, config/h8300/h8300-protos.h,
11935 config/v850/v850.md, config/v850/predicates.md,
11936 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
11937 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
11938 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
11939 config/mmix/mmix.h, config/mmix/predicates.md,
11940 config/mmix/mmix-protos.h, config/mmix/mmix.md,
11941 config/mmix/mmix.c, config/mmix/mmix.opt,
11942 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
11943 config/bfin/rtems.h, config/bfin/bfin-modes.def,
11944 config/bfin/predicates.md, config/bfin/bfin-protos.h,
11945 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
11948 2007-08-02 Richard Sandiford <richard@codesourcery.com>
11950 * emit-rtl.c (reset_used_decls): Rename to...
11951 (set_used_decls): ...this. Set the used flag rather than clearing it.
11952 (unshare_all_rtl_again): Update accordingly. Set flags on argument
11953 DECL_RTLs rather than resetting them.
11955 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
11957 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
11959 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11961 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
11962 argument to find_reloads_address.
11964 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
11966 PR tree-optimization/32919
11967 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
11968 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
11969 (coalesce_ssa_name): Call it.
11971 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11972 David Ung <davidu@mips.com>
11974 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
11975 (__mips16_unorddf2, __mips16_floatunsidf): New.
11976 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
11978 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
11980 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11982 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
11983 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
11984 * tree.h (OMP_SECTIONS_CONTROL): New macro.
11985 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
11986 * omp-low.c (get_ws_args_for, determine_parallel_type,
11987 expand_omp_for_generic, expand_omp_for_static_nochunk,
11988 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
11989 Work with more precise CFG.
11990 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
11991 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
11993 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
11994 * gimple-low.c (lower_stmt): Ditto.
11995 * tree-inline.c (estimate_num_insns_1): Ditto.
11996 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
11997 (OMP_SECTIONS_SWITCH): New.
11998 * tree-cfgcleanup.c (cleanup_omp_return): New.
11999 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
12000 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
12001 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
12002 (tree_redirect_edge_and_branch): Handle omp constructs.
12004 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
12005 with three arguments.
12007 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12009 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
12010 in loop closed ssa.
12012 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12014 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
12015 the loop structures may need fixing.
12016 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
12018 (cleanup_tree_cfg_loop): Removed.
12019 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
12020 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
12021 instead of running cleanup_tree_cfg_loop.
12022 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
12023 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
12024 (tree_predictive_commoning): Declaration changed.
12025 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
12027 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
12029 * doc/invoke.texi (l1-cache-size): Update documentation.
12030 (l2-cache-size): Document.
12031 * params.h (L2_CACHE_SIZE): New macro.
12032 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
12033 that L1_CACHE_SIZE is in kB now.
12034 (L2_CACHE_SIZE_BYTES): New macro.
12035 (tree_ssa_prefetch_arrays): Show size in kB.
12036 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
12037 and l2_cache_size fields.
12038 * config/i386/driver-i386.c (describe_cache): Detect cache size
12040 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
12041 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
12042 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
12043 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
12044 (override_options): Set l1-cache-size and l2-cache-size to default
12045 values if not specified otherwise.
12046 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
12047 (PARAM_L2_CACHE_SIZE): New.
12049 2007-08-01 Nigel Stephens <nigel@mips.com>
12050 David Ung <davidu@mips.com>
12051 Thiemo Seufer <ths@mips.com>
12052 Chris Dearman <chris@mips.com>
12053 Richard Sandiford <richard@codesourcery.com>
12055 * config.gcc (mips*-sde-elf*): New stanza.
12056 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
12057 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
12058 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
12059 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
12060 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
12061 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
12063 * config/mips/sde.h: New file.
12064 * config/mips/t-libgcc-mips16: Likewise.
12065 * config/mips/t-sde: Likewise.
12066 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
12067 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
12068 _MIPS_FPSET and _MIPS_SZINT.
12069 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
12070 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
12071 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
12072 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
12073 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12074 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12075 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
12076 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
12077 _MIPS_SZPTR and _MIPS_FPSET.
12078 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
12079 architecture is specified.
12080 (MIPS_32BIT_OPTION_SPEC): New macro.
12082 2007-07-31 Dan Hipschman <dsh@google.com>
12084 * gcc.c (end_going_arg): New function.
12085 (do_spec_2): Use it.
12086 (do_spec_1): Use it.
12088 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
12090 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
12091 only if ENABLE_CHECKING is defined.
12093 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
12095 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
12096 df_ru_add_problem, df_ru_get_bb_info): Removed.
12097 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
12098 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
12099 df_ru_free_bb_info, df_ru_alloc,
12100 df_ru_bb_local_compute_process_def,
12101 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
12102 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
12103 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
12104 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
12105 df_ru_add_problem): Removed.
12107 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12110 * pa.md (casesi32): Use match_scratch. Revise insn condition.
12111 (casesi32p, casesi64p): Likewise.
12112 (casesi): Adjust for above.
12114 2007-07-31 Richard Sandiford <richard@codesourcery.com>
12116 * mode-switching.c (create_pre_exit): Don't search past calls.
12118 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
12120 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
12122 2007-07-31 Revital Eres <eres@il.ibm.com>
12124 * ddg.c (add_deps_for_def): Rename to...
12125 (add_cross_iteration_register_deps): This. Change implementation
12126 to use only reaching def and def-use chains to construct the
12127 inter loop dependencies.
12128 (add_deps_for_use): Remove function.
12129 (build_inter_loop_deps): Call add_cross_iteration_register_deps
12130 function to build the inter loop dependencies.
12131 * modulo-sched.c (sms_schedule): Build only
12132 reaching def and def-use chains for the propose of the ddg
12135 2007-07-31 Julian Brown <julian@codesourcery.com>
12137 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
12138 New define_insns. Use correct RTL.
12139 (vec_set<mode>): Write as expander.
12141 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
12143 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
12144 to an unallocated space.
12146 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
12149 (split_constant_offset): Enable split_constant_offset to extract
12150 constants from other statements.
12151 * tree-vect-transform.c
12152 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
12153 to a temp var. Force base_offset to be simple.
12155 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
12157 * df-scan.c (df_scan_verify): Remove artificial limit on
12158 the number of blocks for verification.
12159 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
12160 df_simulate_defs): Avoid unnecessary insn checking for defs.
12162 2007-07-29 Mark Mitchell <mark@codesourcery.com>
12164 * config/m68k/lb1sf68.asm (FUNC): New macro.
12165 (__mulsi3): Use it.
12166 (__udivsi3): Likewise.
12167 (__divsi3): Likewise.
12168 (__umodsi3): Likewise.
12169 (__modsi3): Likewise.
12170 (__subdf3): Likewise.
12171 (__adddf3): Likewise.
12172 (__muldf3): Likewise.
12173 (__divdf3): Likewise.
12174 (__negdf2): Likewise.
12175 (__cmpdf2): Likewise.
12176 (__subsf3): Likewise.
12177 (__addsf3): Likewise.
12178 (__mulsf3): Likewise.
12179 (__divsf3): Likewise.
12180 (__negsf2): Likewise.
12181 (__cmpsf2): Likewise.
12182 (__eqdf2): Likewise.
12183 (__nedf2): Likewise.
12184 (__gtdf2): Likewise.
12185 (__gedf2): Likewise.
12186 (__ltdf2): Likewise.
12187 (__ledf2): Likewise.
12188 (__eqsf2): Likewise.
12189 (__nesf2): Likewise.
12190 (__gtsf2): Likewise.
12191 (__gesf2): Likewise.
12192 (__ltsf2): Likewise.
12193 (__lesf2): Likewise.
12195 2007-07-30 Ollie Wild <aaw@google.com>
12197 * c-ppoutput.c (print_lines_directives_only): New function.
12198 (scan_translation_unit_directives_only): New function.
12199 (preprocess_file): Add call to scan_translation_unit_directives_only.
12200 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
12201 (sanitize_cpp_opts): Add default flag_dump_macros setting for
12202 -fdirectives-only. Add errors for -fdirectives-only conflict with
12203 -Wunused-macros and -traditional.
12204 (finish_options): Add builtin macro initialization for
12205 -fdirectives-only + -fpreprocessed.
12206 * c.opt (fdirectives-only): New.
12207 * doc/cppopts.texi (fdirectives-only): New.
12209 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12211 * alias.c (record_set, memory_modified_1): Constify.
12212 * bt-load.c (note_btr_set): Likewise.
12213 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
12214 * combine.c (set_nonzero_bits_and_sign_copies,
12215 expand_field_assignment, record_dead_and_set_regs_1,
12216 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
12217 likely_spilled_retval_1): Likewise.
12218 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
12219 frv_io_handle_set): Likewise.
12220 * config/mips/mips.c (mips_sim_record_set,
12221 vr4130_true_reg_dependence_p_1): Likewise.
12222 * config/mt/mt.c (insn_dependent_p_1): Likewise.
12223 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
12224 * config/sh/sh.c (flow_dependent_p_1): Likewise.
12225 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
12226 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
12227 * ddg.c (mark_mem_store): Likewise.
12228 * df-problems.c (df_urec_mark_reg_change): Likewise.
12229 * function.c (update_epilogue_consts): Likewise.
12230 * gcse.c (record_set_info, record_last_set_info,
12231 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
12232 reg_clear_last_set): Likewise.
12233 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
12235 * jump.c (reversed_comparison_code_parts): Likewise.
12236 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
12237 reg_is_set): Likewise.
12238 * loop-iv.c (mark_altered): Likewise.
12239 * mode-switching.c (reg_becomes_live): Likewise.
12240 * optabs.c (no_conflict_move_test): Likewise.
12241 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
12243 * postreload.c (reload_combine_note_store, move2add_note_store):
12245 * regmove.c (flags_set_1): Likewise.
12246 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
12248 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
12250 * resource.c (update_live_status): Likewise.
12251 * rtl.h (set_of, note_stores): Likewise.
12252 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
12253 note_stores, parms_set): Likewise.
12254 * sched-rgn.c (sets_likely_spilled_1): Likewise.
12255 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
12257 * var-tracking.c (count_stores, add_stores): Likewise.
12259 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12261 * alias.c (mems_in_disjoint_alias_sets_p,
12262 fixed_scalar_and_varying_struct_p, aliases_everything_p,
12263 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
12264 write_dependence_p, mems_in_disjoint_alias_sets_p,
12265 read_dependence, true_dependence, canon_true_dependence,
12266 anti_dependence, output_dependence): Constify.
12267 * combine.c (extended_count): Likewise.
12268 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
12269 * cselib.c (get_value_hash, references_value_p,
12270 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
12271 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
12272 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
12273 * function.c (contains, prologue_epilogue_contains,
12274 sibcall_epilogue_contains): Likewise.
12275 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
12276 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
12277 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
12278 reg_or_subregno): Likewise.
12279 * recog.c (asm_noperands): Likewise.
12280 * reload1.c (function_invariant_p): Likewise.
12281 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
12282 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
12283 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
12284 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
12285 true_regnum, reg_or_subregno, condjump_in_parallel_p,
12286 extended_count, prologue_epilogue_contains,
12287 sibcall_epilogue_contains, function_invariant_p, true_dependence,
12288 canon_true_dependence, read_dependence, anti_dependence,
12289 output_dependence): Likewise.
12290 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
12292 2007-07-30 Julian Brown <julian@codesourcery.com>
12294 * config/arm/neon.md (V_ext): New mode attribute.
12295 (neon_vget_lane<mode>): Replace with define_expand.
12296 (neon_vget_lane<mode>_sext_internal)
12297 (neon_vget_lane<mode>_zext_internal): New define_insns for double
12298 and quad precision vectors.
12299 (neon_vget_lanedi): Add bounds check. Remove dead comment.
12300 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
12301 have typeless 32-bit result.
12303 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12306 * tree-affine.h (aff_tree): The type of rest is sizetype for types
12308 * tree-affine.c (aff_combination_scale): If type is a pointer type,
12309 use sizetype for rest.
12310 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
12311 (aff_combination_convert): Don't convert rest for pointer types.
12313 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12315 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
12317 * tree-ssa-alias.c: Add alloc-pool.h.
12318 (init_alias_info): Free alias_bitmap_obstack.
12319 (delete_alias_info): Call delete_mem_ref_stats.
12320 (get_mem_sym_stats_for): Use alloc_pool.
12321 (init_mem_ref_stats): Do not delete mem_ref_stats here.
12322 (delete_mem_sym_stats): Removed.
12324 2007-07-29 Sebastian Pop <sebpop@gmail.com>
12326 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
12327 functions cannot be represented as classical distance vectors.
12329 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12331 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
12332 * builtins.c (validate_arg, builtin_mathfn_code,
12333 validate_arglist): Likewise.
12334 * calls.c (call_expr_flags): Likewise.
12335 * combine.c (reg_nonzero_bits_for_combine,
12336 reg_num_sign_bit_copies_for_combine, get_last_value,
12337 reg_truncated_to_mode): Likewise.
12338 * emit-rtl.c (subreg_lowpart_p): Likewise.
12339 * expr.c (highest_pow2_factor_for_target,
12340 categorize_ctor_elements_1, categorize_ctor_elements,
12341 count_type_elements, contains_packed_reference,
12342 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
12343 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
12344 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
12345 native_encode_int, native_encode_real, native_encode_complex,
12346 native_encode_vector, native_encode_expr, native_interpret_int,
12347 native_interpret_real, native_interpret_complex,
12348 native_interpret_vector, native_interpret_expr): Likewise.
12349 * function.c (use_register_for_decl): Likewise.
12350 * gimplify.c (get_name): Likewise.
12351 * langhooks-def.h (lhd_return_null_const_tree): New.
12352 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
12353 * langhooks.c (lhd_return_null_const_tree): New.
12354 * langhooks.h (lang_get_callee_fndecl): Constify.
12355 * output.h (constructor_static_from_elts_p): Likewise.
12356 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
12357 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
12358 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
12359 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
12360 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
12361 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
12362 * rtlhooks-def.h (reg_nonzero_bits_general,
12363 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
12365 * rtlhooks.c (reg_num_sign_bit_copies_general,
12366 reg_nonzero_bits_general, reg_truncated_to_mode_general):
12368 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
12369 * stor-layout.c (mode_for_size_tree): Likewise.
12370 * tree-ssa-loop-im.c (memref_eq): Likewise.
12371 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
12372 * tree.c (contains_placeholder_p, type_list_equal,
12373 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
12375 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
12376 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
12377 contains_placeholder_p, contains_packed_reference,
12378 get_callee_fndecl, operand_equal_for_phi_arg_p,
12379 warn_if_unused_value, is_body_block, native_encode_expr,
12380 native_interpret_expr, fold_convertible_p, operand_equal_p,
12381 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
12382 validate_arglist, simple_cst_equal, type_list_equal,
12383 use_register_for_decl, call_expr_flags, get_name,
12384 highest_pow2_factor): Likewise.
12385 (const_call_expr_arg_iterator_d,
12386 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
12387 first_const_call_expr_arg, more_const_call_expr_args_p,
12388 FOR_EACH_CONST_CALL_EXPR_ARG): New.
12389 * varasm.c (constructor_static_from_elts_p): Constify.
12391 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
12393 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
12394 config/arm/neon-schedgen.ml, config/arm/neon.ml,
12395 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
12396 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
12397 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
12398 tree-vect-transform.c, tree.def: Fix comment typos. Follow
12399 spelling conventions.
12400 * doc/invoke.texi: Follow spelling conventions.
12402 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
12403 Revital Eres <eres@il.ibm.com>
12405 * modulo-sched.c (sms_schedule): Avoid loops which includes
12406 auto-increment instructions.
12408 2007-07-28 Richard Guenther <rguenther@suse.de>
12410 PR middle-end/32920
12411 * fold-const.c (fold_cond_expr_with_comparison): Convert
12412 operand zero of MIN/MAX_EXPR to correct type.
12414 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12416 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
12417 flags_from_decl_or_type): Constify.
12418 * gcc.c (do_spec_1): Likewise.
12419 * print-tree.c (dump_addr, print_node_brief): Likewise.
12420 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
12421 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
12422 tree_purge_all_dead_eh_edges): Likewise.
12423 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
12424 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
12426 * tree.c (expr_location, expr_has_location, expr_locus,
12427 expr_filename, expr_lineno, get_inner_array_type,
12428 fields_compatible_p): Likewise.
12429 * tree.h (get_inner_array_type, fields_compatible_p,
12430 expr_location, expr_has_location, expr_locus, expr_filename,
12431 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
12432 setjmp_call_p, alloca_call_p): Likewise.
12434 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
12436 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
12437 TV_FLOW_INSENSITIVE.
12439 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
12441 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
12442 (compute_flow_insensitive_aliasing): Ditto for
12443 TV_FLOW_INSENSITIVE.
12445 2007-07-27 Jan Hubicka <jh@suse.cz>
12447 * config/i386/i386.c (register_move_cost): Remove accidentally
12448 comitted #if 0 block.
12450 * attribs.c: Include hashtab.h
12451 (attribute_hash): New.
12452 (substring): New structure.
12453 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
12455 (init_attributes): Initialize attribute hash.
12456 (decl_attributes): Use attribute hash.
12457 * Makefile.in (attribs.c): Depend on hashtab.h.
12459 2007-07-27 Steve Ellcey <sje@cup.hp.com>
12461 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
12463 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12465 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
12466 __mips_dspr2 and __mips_dsp_rev macros.
12467 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
12469 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
12471 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
12473 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
12475 PR middle-end/32749
12477 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
12478 and the updating of the live and do_not_gen sets.
12479 (df_note_bb_compute): Added updating of live and do_not_gen sets
12480 for regular defs so that the case of clobber inside conditional
12481 call is processed correctly.
12483 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
12485 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
12486 operands with compatible type.
12488 2007-07-27 Richard Sandiford <richard@codesourcery.com>
12490 * expr.h (store_bit_field): Don't return a value.
12491 * expmed.c (check_predicate_volatile_ok): New function.
12492 (store_bit_field_1): New function, extracted from store_bit_field.
12493 Take a fallback_p argument and return true if the operation succeeded.
12494 Only use store_fixed_bit_field if fallback_p. Don't recompute
12495 mode_for_extraction; use op_mode instead. Try forcing memories
12496 into registers if the insv expander fails.
12497 (store_bit_field): Use store_bit_field_1 with fallback_p true.
12498 Don't return a value.
12499 (convert_extracted_bit_field): New function, extracted from
12501 (extract_bit_field_1): Likewise. Take a fallback_p argument
12502 and return NULL if the operation succeeded. Only use
12503 extract_fixed_bit_field if fallback_p. Only calculate one
12504 extraction mode. Combine code for extv and extzv. Try forcing
12505 memories into registers if the ext(z)v expander fails.
12506 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
12508 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12510 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
12512 (df_ref): Likewise. Put regno with other integer fields.
12514 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
12516 * df.h (df_mw_hardreg): Remove "loc" field.
12517 * df-scan.c (df_ref_record): Don't set it. Remove redundant
12519 * df-problems.c (df_whole_mw_reg_unused_p): New function,
12520 split out from df_set_unused_notes_for_mw. Return false for
12521 partial references. Assert that mw_reg is a REG when returning true.
12522 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
12523 (df_whole_mw_reg_dead_p): New function, split out from
12524 df_set_dead_notes_for_mw. Return false for partial references.
12525 Assert that mw_reg is a REG when returning true.
12526 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
12527 Remove redundant bitmap check.
12529 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
12531 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
12532 ($(T)crtend.o): Likwise.
12533 ($(T)crtbeginS.o): Likwise.
12534 ($(T)crtendS.o): Likwise.
12535 ($(T)crtfastmath.o): Likwise.
12537 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
12539 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
12540 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
12541 * basic-block.h (struct control_flow_graph): Added x_dom_computed
12542 and x_n_bbs_in_dom_tree fields.
12544 2007-07-26 Steve Ellcey <sje@cup.hp.com>
12546 PR tree-optimization/32087
12547 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
12548 Do not call scale_bbs_frequencies_int with prob of zero.
12550 2007-07-26 Julian Brown <julian@codesourcery.com>
12552 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
12553 (neon_element_bits): Add prototypes.
12554 * config/arm/arm.c (bounds_check, neon_lane_bounds)
12555 (neon_const_bounds, neon_element_bits): New functions.
12556 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
12557 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
12558 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
12559 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
12560 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
12561 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
12562 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
12563 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
12564 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
12565 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
12566 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
12567 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
12568 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
12570 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
12572 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
12573 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
12575 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
12576 Julian Brown <julian@codesourcery.com>
12578 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
12579 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
12580 * config/arm/cortex-a8.md: New.
12581 * config/arm/cortex-a8-neon.md: New.
12582 * config/arm/neon-schedgen.ml: New.
12583 * config/arm/neon.md (vqh_mnem): New.
12585 (Is_float_mode): New.
12586 (Scalar_mul_8_16): New.
12588 (V_mode_nunits): New.
12589 (All instruction patterns): Annotate with neon_type attribute
12591 * config/arm/arm.md: Include cortex-a8.md.
12592 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
12594 Annotate instruction patterns accordingly.
12595 (generic_sched): Do not use generic scheduling for Cortex-A8.
12596 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
12598 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
12600 * fold-const.c (fold_read_from_constant_string): Use
12601 build_int_cst_type.
12602 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
12604 2007-07-26 Nick Clifton <nickc@redhat.com>
12606 * tree-ssa-operands.h: Change copyright header to refer to version
12607 3 of the GNU General Public License and to point readers at the
12608 COPYING3 file and the FSF's license web page.
12609 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
12610 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
12611 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
12612 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
12613 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
12614 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
12615 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
12616 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
12617 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
12618 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
12619 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
12620 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
12621 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
12622 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
12623 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
12624 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
12625 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
12626 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
12627 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
12628 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
12629 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
12630 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
12631 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
12632 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
12633 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
12634 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
12635 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
12636 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
12637 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
12638 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
12639 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
12640 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
12641 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
12642 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
12643 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
12644 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
12645 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
12646 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
12647 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
12648 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
12649 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
12650 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
12651 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
12652 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
12653 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
12654 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
12655 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
12656 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
12657 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
12658 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
12659 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
12660 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
12661 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
12662 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
12663 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
12664 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
12665 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
12666 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
12667 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
12668 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
12669 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
12670 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
12671 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
12672 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
12673 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
12674 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
12675 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
12676 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
12677 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
12678 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
12679 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
12680 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
12681 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
12682 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
12683 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
12684 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
12685 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
12686 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
12687 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
12688 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
12689 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
12690 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
12691 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
12692 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
12693 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
12694 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
12695 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
12696 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
12697 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
12698 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
12699 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
12700 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
12701 vecprim.h, basic-block.h, tree-ssa-structalias.c,
12702 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
12703 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
12704 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
12705 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
12706 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
12707 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
12708 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
12709 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
12710 convert.c, convert.h, langhooks-def.h, reload1.c,
12711 tree-ssa-operands.c: Likewise.
12713 2007-07-26 Jan Hubicka <jh@suse.cz>
12715 * tree-ssa-live.c: Include debug.h and flags.h.
12716 (mark_scope_block_unused): New function.
12717 (remove_unused_scope_block_p): New function.
12718 (remove_unused_locals): Remove unused blocks too.
12720 2007-07-25 Ian Lance Taylor <iant@google.com>
12722 * combine.c (combine_max_regno): Remove. Remove all uses.
12723 (struct reg_stat_struct): Rename from struct reg_stat.
12724 (reg_stat_type): Define, and declare VECs.
12725 (reg_stat): Change from pointer to VEC. Change all uses.
12726 (combine_split_insns): New static function.
12727 (try_combine, find_split_point): Call it instead of split_insns.
12729 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12731 * cfghooks.c (split_block): Fix the information about loop latch.
12733 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12735 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
12737 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12739 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
12740 Scan the new edge for loop exit info.
12742 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
12744 * config/darwin.c: Include debug.h.
12746 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12749 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
12751 2007-07-25 Steve Ellcey <sje@cup.hp.com>
12753 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
12754 (HARD_REGNO_MODE_OK): Ditto.
12755 (MODES_TIEABLE_P): Ditto.
12756 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
12757 (CLASS_MAX_NREGS): Ditto.
12758 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
12759 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
12760 (divdf3_internal_thr): Removed.
12761 * config/ia64/div.md: New file.
12762 * config/ia64/constraints.md: Add H constraint.
12764 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12766 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
12767 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
12768 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
12769 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
12770 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
12771 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
12772 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
12773 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
12774 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
12775 dump_sbitmap_file, debug_sbitmap, popcount_table,
12776 sbitmap_popcount): Constify.
12777 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
12778 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
12779 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
12780 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
12781 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
12782 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
12783 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
12784 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
12785 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
12786 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
12787 sbitmap_popcount, sbitmap_verify_popcount): Constify.
12789 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12791 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
12792 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
12793 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
12794 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
12795 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
12796 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
12797 bitmap_intersect_p, bitmap_intersect_compl_p,
12798 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
12799 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
12801 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
12802 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
12803 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
12804 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
12805 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
12806 debug_bitmap, debug_bitmap_file, bitmap_print,
12807 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
12808 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
12810 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
12812 * config/darwin.c (darwin_override_options): Additional fix for
12813 debug info formats that don't support var tracking.
12815 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12817 * cselib.c (entry_and_rtx_equal_p): Constify.
12818 * gengtype.c (output_mangled_typename, write_types, write_local):
12820 * gengtype.h (const_type_p): New.
12821 * see.c (eq_descriptor_extension, hash_descriptor_extension):
12823 * tlink.c (scan_linker_output): De-constify.
12824 * tree-ssa-loop-im.c (memref_eq): Constify.
12825 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
12826 (shared_bitmap_hash, shared_bitmap_eq): Constify.
12828 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12830 * c-common.c (fname_as_string, c_type_hash): Constify.
12831 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12832 * cgraph.c (edge_hash, edge_eq): Likewise.
12833 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
12834 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
12835 reg_attrs_htab_eq): Likewise.
12836 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
12838 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
12839 const_decl_t, const_state_t, const_automata_list_el_t): New.
12840 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
12841 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
12842 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
12843 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
12844 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
12845 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
12846 compare_max_occ_cycle_nums, out_state_arcs_num,
12847 compare_transition_els_num, units_cmp, state_reservs_cmp):
12849 * genmodes.c (cmp_modes): Likewise.
12850 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
12851 * gimplify.c (compare_case_labels): Likewise.
12852 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
12853 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
12854 * matrix-reorg.c (mtt_info_hash): Likewise.
12855 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
12856 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
12857 (htab_hash_bucket, htab_hash_elem): Constify.
12858 * tree-browser.c (TB_parent_eq): Likewise.
12859 * tree-scalar-evolution.c (hash_scev_info): Likewise.
12860 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
12861 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
12862 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
12864 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
12865 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
12866 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
12867 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
12868 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
12870 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
12871 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
12872 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
12873 * tree-ssa-threadupdate.c (redirection_data_hash,
12874 redirection_data_eq): Likewise.
12875 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
12876 * tree-ssa.c (var_ann_eq): Likewise.
12877 * tree-vrp.c (compare_case_labels): Likewise.
12878 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
12879 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
12880 tree_not_check_failed, tree_class_check_failed,
12881 tree_range_check_failed, tree_not_class_check_failed,
12882 omp_clause_check_failed, omp_clause_range_check_failed,
12883 tree_contains_struct_check_failed, tree_operand_check_failed):
12885 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
12886 tree_not_check_failed, tree_class_check_failed,
12887 tree_range_check_failed, tree_not_class_check_failed,
12888 tree_operand_check_failed, omp_clause_operand_check_failed,
12889 tree_operand_length): Likewise.
12890 * var-tracking.c (const_variable): New.
12891 (variable_htab_hash, variable_htab_eq): Constify.
12892 * varasm.c (const_desc_hash): Likewise.
12894 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12896 * expr.c (handled_component_p): Constify.
12897 * fold-const.c (fit_double_type): Likewise.
12898 * real.h (real_value_from_int_cst): Likewise.
12899 * tree-flow-inline.h (gimple_in_ssa_p,
12900 gimple_aliases_computed_p, gimple_addressable_vars,
12901 gimple_call_clobbered_vars, gimple_referenced_vars,
12902 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
12903 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
12904 may_aliases, end_readonly_imm_use_p, has_zero_uses,
12905 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
12906 is_label_stmt, is_global_var, phi_ssa_name_p,
12907 factoring_name_p, is_call_clobbered, tree_common_ann,
12908 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
12909 unmodifiable_var_p, array_ref_contains_indirect_ref,
12910 ref_contains_array_ref, lookup_subvars_for_var,
12911 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
12912 gimple_mem_ref_stats): Likewise.
12913 * tree-flow.h (tree_common_ann, var_ann, function_ann,
12914 may_aliases, is_exec_stmt, is_label_stmt,
12915 ref_contains_array_ref, array_ref_contains_indirect_ref,
12916 var_can_have_subvars, overlap_subvar, is_call_clobbered,
12917 unmodifiable_var_p): Likewise.
12918 * tree-gimple.c (is_gimple_min_invariant): Likewise.
12919 * tree-gimple.h (is_gimple_min_invariant): Likewise.
12920 * tree.c (type_hash_list, attribute_hash_list, tree_size,
12921 cst_and_fits_in_hwi, real_value_from_int_cst,
12922 build_real_from_int_cst, integer_zerop, integer_onep,
12923 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
12924 tree_floor_log2, real_zerop, real_onep, real_twop,
12925 real_minus_onep, really_constant_p, purpose_member, chain_member,
12926 list_length, fields_length, int_size_in_bytes, bit_position,
12927 int_bit_position, byte_position, int_byte_position, expr_align,
12928 array_type_nelts, tree_node_structure,
12929 type_contains_placeholder_1, iterative_hash_pointer,
12930 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
12931 tree_map_base_eq, type_hash_list, type_hash_eq,
12932 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
12933 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
12934 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12935 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
12936 int_fits_type_p, get_containing_scope, decl_function_context,
12937 decl_type_context, omp_clause_operand_check_failed,
12938 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
12939 * tree.h (omp_clause_operand_check_failed, tree_size,
12940 build_real_from_int_cst, array_type_nelts, purpose_member,
12941 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
12942 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12943 is_attribute_p, check_qualified_type, expr_align,
12944 int_size_in_bytes, bit_position, int_bit_position, byte_position,
12945 int_byte_position, list_length, fields_length, initializer_zerop,
12946 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
12947 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
12948 tree_node_structure, handled_component_p, get_containing_scope,
12949 decl_function_context, decl_type_context, real_zerop,
12950 type_num_arguments, fit_double_type, really_constant_p,
12951 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
12952 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
12953 real_twop, real_minus_onep, int_cst_value): Likewise.
12955 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12957 * cfglayout.c (insn_scope, insn_line): Constify.
12958 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
12959 const_double_htab_hash, const_double_htab_eq,
12960 mem_attrs_htab_hash): Likewise.
12961 * loop-iv.c (biv_eq): Likewise.
12962 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
12963 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
12964 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
12966 * rtl-error.c (location_for_asm, diagnostic_for_asm,
12967 error_for_asm, warning_for_asm, _fatal_insn,
12968 _fatal_insn_not_found): Likewise.
12969 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
12970 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
12971 rtl_check_failed_type2, rtl_check_failed_code1,
12972 rtl_check_failed_code2, rtl_check_failed_code_mode,
12973 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
12974 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
12975 rtl_check_failed_type2, rtl_check_failed_code1,
12976 rtl_check_failed_code2, rtl_check_failed_code_mode,
12977 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
12978 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
12979 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
12980 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
12981 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
12982 rtx_unstable_p, get_integer_term, get_related_value,
12983 offset_within_block_p, reg_mentioned_p, count_occurrences,
12984 reg_referenced_p, reg_used_between_p, no_labels_between_p,
12985 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
12986 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
12987 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
12988 find_constant_src, find_reg_fusage, find_regno_fusage,
12989 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
12990 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
12991 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
12992 computed_jump_p, auto_inc_p, in_expr_list_p,
12993 remove_node_from_expr_list, loc_mentioned_in_p,
12994 label_is_jump_target_p, reversed_comparison_code_parts,
12995 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
12996 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
12997 print_inline_rtx): Likewise.
12998 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
12999 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
13000 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
13001 get_integer_term, get_related_value, offset_within_block_p,
13002 count_occurrences, reg_mentioned_p, no_labels_between_p,
13003 reg_used_between_p, reg_referenced_p, single_set_2,
13004 multiple_sets, set_noop_p, refers_to_regno_p,
13005 reg_overlap_mentioned_p, dead_or_set_p,
13006 covers_regno_no_parallel_p, covers_regno_p,
13007 dead_or_set_regno_p, find_reg_note, find_regno_note,
13008 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
13009 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
13010 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
13011 side_effects_p, may_trap_p_1, may_trap_p,
13012 may_trap_after_code_motion_p, may_trap_or_fault_p,
13013 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
13014 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
13015 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
13016 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
13017 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
13019 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
13020 warning_for_asm): Likewise.
13021 * tree.h (print_rtl): Likewise.
13022 * varasm.c (get_pool_mode): Likewise.
13024 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13026 * c-lex.c (c_lex_with_flags, lex_string): Constify.
13027 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
13028 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
13029 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
13030 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
13031 * ddg.c (compare_sccs): Likewise.
13032 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
13033 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
13034 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
13035 decimal_do_fix_trunc, decimal_real_to_integer,
13036 decimal_real_to_integer2, decimal_real_maxval): Likewise.
13037 * dse.c (const_group_info_t): New.
13038 (invariant_group_base_eq, invariant_group_base_hash): Constify.
13039 * dwarf2out.c (const_dw_die_ref): New.
13040 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
13041 * tree-browser.c (TB_parent_eq): Likewise.
13042 * unwind-dw2-fde.c (__register_frame_info_bases,
13043 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
13044 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
13046 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
13047 * unwind-dw2.c (uw_frame_state_for): Likewise.
13048 * value-prof.c (histogram_hash, histogram_eq): Likewise.
13049 * value-prof.h (const_histogram_value): New.
13051 2007-07-25 Richard Sandiford <richard@codesourcery.com>
13053 * config/mips/mips.c (machine_function): Add
13054 initialized_mips16_gp_pseudo_p.
13055 (mips16_gp_pseudo_reg): Do not emit the initialization of
13056 mips16_gp_pseudo_rtx when being called from the gimple cost-
13057 calculation routines; emit it on the first use outside those
13060 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13062 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
13065 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
13066 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
13067 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
13068 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
13069 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
13070 Preserve const-ness of parameters through use of __typeof(),
13071 also constify and tidy.
13073 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
13074 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
13075 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
13076 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
13077 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
13078 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
13079 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
13080 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
13081 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
13083 2007-07-25 Julian Brown <julian@codesourcery.com>
13084 Mark Shinwell <shinwell@codesourcery.com>
13086 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
13087 (alpha_mangle_type): This.
13088 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13089 (TARGET_MANGLE_TYPE): Define this instead.
13090 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
13091 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
13092 (arm_init_neon_builtins): Fix comment.
13093 (arm_mangle_map_entry): New.
13094 (arm_mangle_map): New.
13095 (arm_mangle_type): New.
13096 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
13097 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13098 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13099 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13100 (TARGET_MANGLE_TYPE): Define this instead.
13101 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
13102 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
13103 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
13104 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13105 (TARGET_MANGLE_TYPE): Define this instead.
13106 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
13108 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
13109 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13110 (TARGET_MANGLE_TYPE): Define this instead.
13111 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
13112 (s390_mangle_type): This.
13113 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13114 (TARGET_MANGLE_TYPE): Define this instead.
13115 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
13116 (sparc_mangle_type): This.
13117 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
13118 (TARGET_MANGLE_TYPE): Define this instead.
13119 * cp/mangle.c (write_type): Call mangle_type target hook on all
13120 types before mangling. Use original type, not main variant, as
13122 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
13123 (TARGET_MANGLE_TYPE): This.
13124 * target.h (gcc_target): Rename mangle_fundamental_type to
13126 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
13127 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
13129 2007-07-25 Julian Brown <julian@codesourcery.com>
13130 Paul Brook <paul@codesourcery.com>
13131 Joseph Myers <joseph@codesourcery.com>
13132 Mark Shinwell <shinwell@codesourcery.com>
13134 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
13135 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
13136 (with_fpu): Allow --with-fpu=neon.
13137 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13138 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
13139 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
13140 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
13141 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
13142 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
13143 (neon_emit_pair_result_insn, neon_disambiguate_copy)
13144 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
13145 (output_move_neon): Add prototypes.
13146 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
13147 (all_fpus): Add FPUTYPE_NEON.
13148 (fp_model_for_fpu): Add NEON field.
13149 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
13150 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
13152 (arm_legitimate_address_p): Don't support fancy addressing for NEON
13154 (thumb2_legitimate_address_p): Likewise.
13155 (neon_valid_immediate): Recognize and prepare constants suitable for
13157 (neon_immediate_valid_for_move): New function. Recognize and prepare
13158 immediates for NEON move instructions.
13159 (neon_immediate_valid_for_logic): New function. Recognize and
13160 prepare immediates for NEON logic instructions.
13161 (neon_output_logic_immediate): New function. Create asm string
13162 suitable for outputting immediate logic instructions.
13163 (neon_pairwise_reduce): New function. Implement reduction using
13164 pairwise operations.
13165 (neon_expand_vector_init): New function. Expand a (possibly
13166 non-constant) vector initialization.
13167 (neon_vector_mem_operand): New function. Memory operands supported
13168 for quad-word loads/stores to/from ARM or NEON registers. Don't
13169 allow base+offset addressing for core regs.
13170 (neon_struct_mem_operand): New function. Valid mems for NEON
13172 (coproc_secondary_reload_class): Enable NEON registers to be loaded
13173 from neon_vector_mem_operand addresses without a secondary register.
13174 (add_minipool_forward_ref): Handle >8-byte minipool entries.
13175 (add_minipool_backward_ref): Likewise.
13176 (dump_minipool): Likewise.
13177 (push_minipool_fix): Likewise.
13178 (output_move_quad): New function. Output quad-word moves, loads and
13179 stores using ARM registers.
13180 (output_move_vfp): Add support for vectors in VFP (NEON) D
13182 (output_move_neon): Output a NEON load/store to/from a quadword
13184 (arm_print_operand): Implement new codes:
13185 - 'c' for unadorned integers (without a # sign).
13186 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
13188 - 'e', 'f' for the low and high D parts of a NEON Q register.
13189 - 'q' outputs a NEON Q register.
13190 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
13191 - 'T' prints NEON opcode features from a coded bitmask.
13192 - 'F' is similar to T, but signed/unsigned codes both print as
13194 - 't' is similar to T, but 'u' is printed instead of 'p'.
13195 - 'O' prints 'r' if NEON instruction should perform rounding (as
13196 specified by bitmask), else prints nothing.
13197 - '#' is a punctuation character to stop operand numbers from
13198 running together with following digits in the assembler
13199 strings for instructions (when using mode attributes).
13200 (arm_assemble_integer): Handle extra NEON vector modes. Permute
13201 constant vectors in big-endian mode, where necessary.
13202 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
13203 Handle EI, OI, CI, XI modes.
13204 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
13205 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
13206 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
13207 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
13208 (neon_builtin_type_bits): Add enumeration, one bit for each vector
13210 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
13211 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
13212 to turn v8qi, etc. into bits defined above.
13213 (neon_itype): New enumeration. Classifications of NEON builtins.
13214 (neon_builtin_datum): Define struct. Contains information about
13215 a single builtin (with multiple modes).
13216 (CF): Define helper macro for...
13217 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
13219 (neon_builtin_data): New array. Define information about builtins
13220 for use during initialization/expansion.
13221 (arm_init_neon_builtins): New function.
13222 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
13224 (neon_builtin_compare): New function.
13225 (locate_neon_builtin_icode): New function. Find an insn code for a
13226 builtin given a function code for that builtin. Also return type of
13227 builtin (NEON_BINOP, NEON_UNOP etc.).
13228 (builtin_arg): New enumeration. Types of arguments for builtins.
13229 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
13230 Takes a variable argument list of builtin_arg types, terminated by
13232 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
13233 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
13234 (neon_emit_pair_result_insn): New function. Support returning pairs
13235 of vectors via a pointer.
13236 (neon_disambiguate_copy): New function. Set up operands for a
13237 multi-word copy such that registers do not get clobbered.
13238 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
13239 ARM_BUILTIN_NEON_BASE.
13240 (arm_file_start): Set float-abi attribute for NEON.
13241 (arm_vector_mode_supported_p): Enable NEON vector modes.
13242 (arm_mangle_map_entry): New.
13243 (arm_mangle_map): New.
13244 (arm_mangle_vector_type): New.
13245 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
13247 (TARGET_NEON): New macro. Target supports NEON.
13248 (fputype): Add FPUTYPE_NEON.
13249 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
13250 for vectorization based on command-line arg.
13251 (NEON_REGNO_OK_FOR_NREGS): Define.
13252 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
13253 (VALID_NEON_STRUCT_MODE): Define.
13254 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
13255 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
13256 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
13257 (consttable_16): Add pattern for outputting 16-byte minipool
13259 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
13261 (vec-common.md, neon.md): Include md files.
13262 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
13263 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
13264 (memory_constraint "Ut", "Un", "Us"): Define.
13265 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
13266 (MMX_char): New mode attribute.
13267 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
13268 (*add<mode>3_iwmmxt): New insn pattern.
13269 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
13270 (*sub<mode>3_iwmmxt): New insn pattern.
13271 (mulv4hi3): Rename to...
13272 (*mulv4hi3_iwmmxt): This.
13273 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
13274 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
13275 (uminv4hi3, uminv2si3): Remove. Replace with...
13276 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
13277 (*umin<mode>3_iwmmxt): These.
13278 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
13279 (ashr<mode>3_iwmmxt): This new pattern.
13280 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
13281 (lshr<mode>3_iwmmxt): This new pattern.
13282 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
13283 (ashl<mode>3_iwmmxt): This new pattern.
13284 * config/arm/neon-docgen.ml: New file. Generate documentation for
13286 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
13287 * config/arm/arm_neon.h: New (autogenerated).
13288 * config/arm/neon-testgen.ml: New file. Generate NEON tests
13290 * config/arm/neon.md: New file. Define NEON instructions.
13291 * config/arm/neon.ml: New file. Abstract description of NEON
13292 instructions, used to generate arm_neon.h header, documentation and
13294 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
13295 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
13297 * doc/extend.texi (ARM Built-in Functions): Rename and remove
13299 (ARM NEON Intrinsics): New subsection.
13300 * doc/arm-neon-intrinsics.texi: New (autogenerated).
13302 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
13304 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
13307 2007-07-24 Jan Hubicka <jh@suse.cz>
13309 * regclass.c (move_table): New type.
13310 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
13311 (init_move_cost): Break out from ...
13312 (init_reg_sets_1): ... here; simplify computation of
13313 have_regs-of_mode and contains_reg_of_mode.
13314 (record_reg_classes): Unswitch internal loops.
13315 (copy_cost): Trigger lazy initialization of move cost
13316 (record_address_regs): Likewise.
13318 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
13320 * config/darwin.c (darwin_override_options): Don't force on
13321 flag_var_tracking_uninit when no debug info is requested.
13323 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
13325 * cfgloop.c (init_loops_structure): New function.
13326 (flow_loops_find): Create root of the loop tree unconditionally.
13328 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
13330 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
13332 2007-07-24 Jan Hubicka <jh@suse.cz>
13334 * caller-save.c: Include ggc.h, gt-caller-save.h
13335 (reg_save_code, reg_restore_code): Rename to ...
13336 (cached_reg_save_code, cached_reg_restore_code): ... those.
13337 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
13338 (reg_save_code, reg_restore_code): New functions.
13339 (init_caller_save): Do not intialize
13340 reg_save_code/reg_restore_code tables.
13341 * Makefile.in: (gt-caller-save.h): New.
13343 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
13345 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
13346 with the mode of the original operand instead of
13349 2007-07-23 Jan Hubicka <jH@suse.cz>
13351 * i386.c (ix86_secondary_memory_needed): Break out to...
13352 (inline_secondary_memory_needed): ... here.
13353 (ix86_memory_move_cost): Break out to ...
13354 (inline_memory_move_cost): ... here; add support for IN value of 2 for
13355 maximum of input and output; fix handling of Q_REGS on 64bit.
13356 (ix86_secondary_memory_needed): Microoptimize.
13358 2007-07-23 Sebastian Pop <sebpop@gmail.com>
13360 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
13361 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
13362 stmts_from_loop, known_dependences_p, build_rdg): New.
13363 * tree-data-ref.h: Depends on graphds.h.
13364 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
13365 (build_rdg): Declared.
13366 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
13368 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
13370 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
13373 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
13374 Jakub Jelinek <jakub@redhat.com>
13376 PR middle-end/PR28690
13377 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
13379 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
13380 and MEM_POINTER operands over REG and MEM operands.
13381 (swap_commutative_operands_p): Change return value to bool.
13382 * rtl.h: Update the corresponding prototype.
13383 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
13384 instead of gen_rtx_PLUS.
13385 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
13386 value to bool. Change function arguments to rtx's and update code
13388 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
13389 calls to match the new declaration.
13390 * simplify-rtx.c (simplify_associative_operation): Don't
13391 reorder simplify_binary_operation arguments.
13393 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13395 * config/mips/mips.c (override_options): Use mips_costs to derive
13396 the default branch cost.
13397 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
13399 * config/mips/mips.opt (mbranch-cost=): New option.
13400 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
13402 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13404 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
13405 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
13406 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
13407 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
13409 2007-07-23 Richard Sandiford <richard@codesourcery.com>
13411 * config/mips/constraints.md (ks): New constraint.
13412 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
13413 (*add<mode>3_mips16): ...here.
13415 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
13417 * optabs.h (enum optab_index): Add new OTI_signbit.
13418 (signbit_optab): Define corresponding macro.
13419 (enum insn_code signbit_optab[]): Remove array.
13420 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
13421 (expand_copysign_absneg): If back end provides signbit insn, use it
13422 instead of bit operations on floating point argument.
13423 * builtins.c (enum insn_code signbit_optab[]): Remove array.
13424 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
13425 for availability of signbit insn.
13427 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
13428 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
13429 SSE mode is not active.
13430 (isinf<mode>2): Disable for mfpmath=sse,387.
13432 2007-07-22 Ben Elliston <bje@au.ibm.com>
13434 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
13436 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
13438 2007-07-20 Richard Guenther <rguenther@suse.de>
13440 * tree-cfg.c (verify_expr): COND_EXPRs can have any
13441 integral typed condition.
13442 * tree-ssa.c (useless_type_conversion_p): Do not preserve
13443 booleanness. Only preserve conversions from a non-base
13444 type to a base type, not in general between types with
13445 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
13446 * tree.def (COND_EXPR): Document that the condition
13447 can be of any integral type.
13449 2007-07-20 Nigel Stephens <nigel@mips.com>
13450 Richard Sandiford <richard@codesourcery.com>
13452 * config/mips/mips.h (mips_dwarf_regno): Declare.
13453 (DBX_REGISTER_NUMBER): Remove redundant brackets.
13454 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
13455 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
13456 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
13457 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
13458 (REG_CLASS_NAMES): Update accordingly.
13459 * config/mips/mips.c (mips_dwarf_regno): New array.
13460 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
13461 (mips_subword): Remove special handling for accumulator registers.
13462 (override_options): Initiailize mips_dwarf_regno. Remove use
13464 (mips_swap_registers): New function.
13465 (mips_conditional_register_usage): Swap accumulator registers
13466 around if TARGET_LITTLE_ENDIAN.
13467 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
13468 * config/mips/constraints.md (h, l): Use the endianness to choose
13469 between MD0_REG and MD1_REG.
13470 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
13471 alternative-dependent template.
13473 2007-07-20 Richard Sandiford <richard@codesourcery.com>
13475 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
13478 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13480 * function.c (thread_prologue_and_epilogue_insns): Fix exit
13481 predecessor fallthru flags.
13483 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
13485 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
13486 of compare to the same type.
13487 * cfgloopmanip.c (add_loop): Update information about loop exits.
13488 (loop_version): Remove the innermost loop requirement.
13489 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
13490 to sizetype for pointers.
13492 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
13494 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
13495 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
13496 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
13498 * config/dfp-bit.c: Empty for TFmode conversions.
13500 2007-07-18 Caroline Tice <ctice@apple.com>
13502 * var-tracking.c (find_src_status): Check for COND_EXEC insns
13503 and handle them correctly; check that src is not NULL before
13505 (find_src_set_src): Likewise.
13507 2007-07-18 Bob Wilson <bob.wilson@acm.org>
13509 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
13510 (struct alignment_context, init_alignment_context): New.
13511 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
13512 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
13513 (XCHAL_HAVE_S32C1I): Likewise.
13514 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
13515 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
13516 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
13517 (ATOMIC, HQI): New macros.
13518 (memory_barrier, *memory_barrier): New.
13519 (sync_lock_releasesi): New.
13520 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
13521 (sync_lock_test_and_set<mode>): New.
13522 (sync_<atomic><mode>): New.
13523 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
13524 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
13525 (xtensa_expand_atomic): New.
13527 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13531 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
13532 transformation for builtin ISNORMAL.
13533 (expand_builtin): Handle BUILT_IN_ISNORMAL.
13534 * builtins.def (BUILT_IN_ISNORMAL): New.
13535 * doc/extend.texi: Document isnormal.
13537 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13541 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
13542 optabs infrastructure. Provide generic implementation for
13544 (expand_builtin): Handle FINITE/ISFINITE.
13545 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
13546 (fold_builtin_1): Likewise.
13548 * builtins.def (BUILT_IN_ISFINITE): New.
13550 * doc/extend.texi: Document isfinite.
13552 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13555 PR middle-end/20558
13557 * builtins.c (expand_builtin_interclass_mathfn): Provide a
13558 generic fallback for isinf.
13559 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
13560 calculation code ...
13561 * real.c (get_max_float): ... to here.
13562 * real.h (get_max_float): New.
13564 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13566 PR middle-end/32668
13568 * builtin-attrs.def (ATTR_TYPEGENERIC,
13569 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
13571 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
13572 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
13573 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
13574 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
13576 * c-common.c (handle_type_generic_attribute): New.
13577 (c_common_attribute_table): Add "type generic".
13579 * c-typeck.c (convert_arguments): Handle "type generic" functions.
13581 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
13583 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
13584 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
13587 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
13590 * config/cris/cris.c (cris_print_index): Don't use XEXP before
13591 checking that the operand is an expression.
13593 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
13594 Danny Smith <dannysmith@users.sourceforge.net>
13597 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
13598 file mapping object in local namespace if Windows version later
13601 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13603 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
13604 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
13605 arm_cannot_force_const_mem.
13606 (arm_cannot_force_const_mem): New function.
13607 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
13608 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
13609 of arm_tls_referenced_p.
13610 * config/arm/arm.md (movsi): Split out-of-section constants when
13611 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
13612 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
13614 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13616 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
13618 2007-07-18 Richard Sandiford <richard@codesourcery.com>
13620 * config/mips/mips.md (*extendqihi2): Convert the destination
13623 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13625 * config/pa/fptr.c: Update license header.
13626 * config/pa/milli64.S: Likewise.
13628 2007-07-17 Nick Clifton <nickc@redhat.com>
13630 * COPYING_v3: New file. Contains version 3 of the GNU General
13632 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
13633 Lesser General Public License.
13634 * doc/include/gpl_v3.texi: New file. Contains version 3 of
13635 the GNU General Public License.
13637 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
13639 PR rtl-optimization/32773
13640 * cfglayout.c (force_one_exit_fallthru): New function.
13641 (cfg_layout_finalize): Use it.
13643 2007-07-16 Richard Guenther <rguenther@suse.de>
13644 Uros Bizjak <ubizjak@gmail.com>
13646 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
13647 before forcing it to gimple operand.
13649 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13650 David Ung <davidu@mips.com>
13652 * config/mips/mips.h (TUNE_24K): Define.
13653 (TUNE_MACC_CHAINS): Add TUNE_24K.
13654 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
13656 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
13657 (r74k_int_madd): .. this new reservation.
13658 (define_bypass): Fixed bypasses for r74k_int_madd to use
13659 mips_linked_madd_p.
13660 * config/mips/24k.md (define_bypass): Define new
13661 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
13663 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
13664 Nigel Stephens <nigel@mips.com>
13666 * config/mips/mips.md: Include 20kc.md.
13667 * config/mips/20kc.md: New file.
13668 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
13669 (mips_adjust_cost): Tweak for 20Kc.
13670 (mips_issue_rate): Likewise.
13671 * config/mips/mips.h (TUNE_20KC): Define.
13673 2007-07-16 David Edelsohn <edelsohn@gnu.og>
13675 * config/rs6000/rs6000.c (struct processor_cost): Add
13676 cache_line_size, l1_cache_lines, and simultaneous_prefetches
13678 (*_cost): Add cache information.
13679 (rs6000_override_options): Set cache parameters.
13681 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13684 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
13685 * doc/install.texi (mips-sgi-irix6): pthread support works now.
13687 2007-07-16 Paul Brook <paul@codesourcery.com>
13690 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
13691 (cirrus_thumb2_movsi_insn): Ditto.
13693 2007-07-15 Geoffrey Keating <geoffk@apple.com>
13695 * config/rs6000/darwin-fallback.c (interpret_libc): Change
13696 CR2_REGNO to R_CR2.
13698 2007-07-15 Andrew Haley <aph@redhat.com>
13700 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
13701 before looking in the context.
13703 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13705 PR middle-end/32398
13706 PR middle-end/32769
13707 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
13708 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
13709 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
13710 (pa_output_function_prologue): Use rp_saved and
13711 current_function_is_leaf to generate .CALLINFO statement.
13712 (hppa_expand_prologue): Set rp_saved.
13713 (hppa_expand_epilogue): Use rp_saved.
13714 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
13715 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
13717 2007-07-14 Dirk Mueller <dmueller@suse.de>
13719 * omega.c (coalesce): Fix memory leak on early exit.
13720 * matrix-reorg.c (check_allocation_function): Likewise.
13721 * tree-vect-transform.c (vect_get_new_vect_var): free result
13723 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
13724 pass pointer to edge vector
13725 (partition_hot_cold_basic_blocks): Fix memory leak.
13726 * collect2.c (prefix_from_string): Free temporary storage.
13727 * reload1.c (fixup_abnormal_edges): Free sbitmap.
13729 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
13731 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
13732 (DO_GLOBAL_DTORS_BODY): Likewise.
13734 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
13735 Nigel Stephens <nigel@mips.com>
13737 * config/mips/mips.c (mips_classify_symbol): Don't return
13738 SYMBOL_SMALL_DATA for constant pool addresses if
13739 TARGET_EMBEDDED_DATA is true.
13741 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
13743 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
13744 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
13745 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
13746 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
13747 __builtin_ia32_storehps, __builtin_ia32_storelps,
13748 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
13749 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
13750 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
13751 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
13752 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
13753 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
13754 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
13755 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
13756 using def_builtin_const.
13758 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
13760 PR tree-optimization/32705
13761 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
13762 (simplify_binary_expression): Use SSA_VAL consistently.
13764 2007-07-13 David Edelsohn <edelsohn@gnu.org>
13766 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
13767 (SPEFSCR_REGNO): Delete definition.
13768 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
13769 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13770 * config/rs6000/rs6000.h: Do not define *_REGNO.
13771 LINK_REGISTER_REGNUM -> LR_REGNO.
13772 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13773 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
13774 COUNT_REGISTER_REGNUM -> CTR_REGNO.
13775 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
13776 R_VRSAVE, R_VSCR. Use them.
13777 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
13778 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
13779 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
13780 * config/rs6000/aix.h: Define R_LR. Use it.
13782 2007-07-13 Caroline Tice <ctice@apple.com>
13784 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
13785 flag_var_tracking is explicitly turned off (i.e. when variable
13786 tracking is not feasible); otherwise, turn flag_var_tracking on when
13787 flag_var_tracking_uninit is on.
13788 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
13789 note definitions, to allow recording of initialization status in the
13791 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
13792 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
13793 determine if two note locations are equal.
13794 (output_loc_list): Don't output list entries whose start & end labels
13796 (reg_loc_descriptor): Add parameter for initialization status; pass it
13797 to other loc descriptor functions.
13798 (one_reg_loc_descriptor): Add parameter for initialization status;
13799 check its value and add DW_OP_GNU_uninit to returned loc descr if
13801 (multiple_reg_loc_descriptor): Add parameter for initialization
13803 pass init status argument to other loc descriptor functions; check
13804 value of intialization parameter and add DW_OP_GNU_uninit to returned
13805 loc descr if appropriate.
13806 (based_loc_descr): Add parameter for initialization status; add new
13807 variable for return value; check value of initialization parameter and
13808 add DW_OP_GNU_uninit to returned loc descr if appropriate.
13809 (concatn_mem_loc_descriptor): Add parameter for initialization status;
13810 pass init status argument to other loc descriptor functions; check
13811 value of intialization parameter and add DW_OP_GNU_uninit to returned
13812 loc descr if appropriate.
13813 (mem_loc_descriptor): Likewise.
13814 (concat_loc_descriptor): Likewise.
13815 (concatn_loc_descriptor): Likewise.
13816 (loc_descriptor): Add parameter for initialization status; pass it as
13817 argument to other loc descriptor function calls.
13818 (loc_descriptor_from_tree_1): Add appropriate initialization status
13819 to loc descriptor function calls.
13820 (add_location_or_const_value_attribute): Get initialization status
13821 from VAR_LOCATION note; add initialization status to loc descriptor
13823 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
13824 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
13825 status is uninitialized, add "[uninint]" to output.
13826 * common.opt (fvar-tracking-uninit): New option, similar to
13827 fvar-tracking, to turn on tracking of uninitialized variables; creates
13828 a new global flag, flag_var_tracking_uninit.
13829 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
13830 (enum var_init_status): New type, for var initialization status field.
13831 * var-tracking.c (struct location_chain_def): Two new fields, init,
13832 for initialization status, and set_src for the assignment value expr.
13833 (unshare_variable): New parameter for initialization status;
13834 initialize new init and set_src fields.
13835 (var_reg_set): New parameters for initialization status and value;
13836 pass them to set_variable_part.
13837 (var_mem_set): Likewise.
13838 (get_init_value): New function.
13839 (var_reg_delete_and_set): New initialization status & value
13840 parameters; add call to get_init_value if status is unknown; pass new
13841 parameters to clobber_variable_part and var_reg_set.
13842 (var_mem_delete_and_set): Likewise.
13843 (var_reg_delete): Pass null set_src value to clobber_variable_part.
13844 (var_mem_delete): Likewise.
13845 (variable_union): Pass status to unshare_variable; initialize new init
13846 and set_src fields. If flag_var_tracking_uninit is not set, force
13847 status to initialized.
13848 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
13849 used later to get the set_src value.
13850 (find_src_status): New function.
13851 (find_src_set_src): New function.
13852 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
13853 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
13854 MO_SET, get set_src value and pass it to var_reg_delete_and_set
13855 and var_mem_delete_and_set.
13856 (dump_variable): Print out "[uninit]" if appropriate.
13857 (set_variable_part): Add new initialization and set_src parameters;
13858 pass status to unshare_variable; set node->init and node- >set_src
13859 fields and modify slot in hash table appropriately; save the init and
13860 set_src values if appropriate and assign to the new node.
13861 (clobber_variable_part): New set_src parameter; if two nodes have
13862 same variable and same location but different set_src (assignment)
13863 values, clobber old node.
13864 (delete_variable_part): Pass init status to unshare_variable.
13865 (emit_note_insn_var_location): Add initialized var; assign var's init
13866 status to new 'initialized'; pass new init status field to calls to
13867 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
13868 status to initialized.
13869 (emit_notes_in_bb): Pass initialization status to calls to
13870 var_reg_set, var_mem_set, var_reg_delete_and_set and
13871 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
13872 var_reg_delete_and_set and var_mem_delete_and_set; call
13873 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
13874 make up for change in add_stores.
13875 (vt_add_function_parameters): Add status to calls to
13877 * config/darwin.c (darwin_override_options): Turn on uninitialized
13878 tracking automatically, if var_tracking is on and the system is
13881 2007-07-13 Sa Liu <saliu@de.ibm.com>
13883 * config.gcc: Add options for arch and tune on SPU.
13884 * config/spu/predicates.md: Add constant operands 0 and 1.
13885 * config/spu/spu-builtins.def: Add builtins for double precision
13886 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
13887 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
13889 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
13891 * config/spu/spu-protos.h: Add new function prototypes.
13892 * config/spu/spu.c (spu_override_options): Check options -march and
13894 (spu_comp_icode): Add comparison code for DFmode and vector mode.
13895 (spu_emit_branch_or_set): Use the new code for DFmode and vector
13897 (spu_const_from_int): New. Create a vector constant from 4 ints.
13898 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
13899 (spu_emit_vector_compare): New. Emit vector compare.
13900 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
13901 * config/spu/spu.h: Add options -march and -mtune. Define processor
13902 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
13903 CANONICALIZE_COMPARISON.
13904 * config/spu/spu.md: Add new insns for double precision compare
13905 and double precision vector compare. Add vcond and smax/smin patterns
13906 to enable DFmode vector conditional expression.
13907 * config/spu/spu.opt: Add options -march and -mtune.
13908 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
13909 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
13910 both CELL and CELLEDP targets: spu_testsv.
13911 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
13914 2007-07-13 Richard Guenther <rguenther@suse.de>
13916 PR tree-optimization/32721
13917 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
13918 TREE_THIS_VOLATILE on the folded reference.
13919 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
13920 if the array reference has TREE_THIS_VOLATILE set.
13922 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
13925 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
13927 2007-07-13 Andreas Schwab <schwab@suse.de>
13929 * gengtype-lex.l: Allow declarations to be indented.
13931 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13933 * ginclude/tgmath.h: New.
13934 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
13935 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
13936 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
13937 * configure: Regenerate.
13939 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13941 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
13942 correct index when setting register save state for xd
13945 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13947 * config/sh/sh.c (mark_use): Remove.
13949 2007-07-12 Paul Brook <paul@codesourcery.com>
13951 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
13952 reg does not overlap return value.
13954 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
13956 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
13957 (set_expression_vuses): Ditto.
13958 (init_pre): Initialize expression_vuses.
13960 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13962 * config/i386/sse.md (storentdf, storentsf): New.
13964 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13966 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
13968 * tree.c (build_decl_stat): Move code from here...
13969 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
13970 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
13971 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
13972 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
13973 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
13976 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13977 Devang Patel <dpatel@apple.com>
13979 PR tree-optimization/25413
13980 * targhooks.c (default_builtin_vector_alignment_reachable): New.
13981 * targhooks.h (default_builtin_vector_alignment_reachable): New.
13982 * tree.h (contains_packed_reference): New.
13983 * expr.c (contains_packed_reference): New.
13984 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
13985 (vect_enhance_data_refs_alignment): Call
13986 vector_alignment_reachable_p.
13987 * target.h (vector_alignment_reachable): New builtin.
13988 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
13989 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
13990 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
13992 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13994 * target.h (builtin_vectorization_cost): Add new target builtin.
13995 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
13996 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
13997 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
13998 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
13999 uninitialized variables.
14000 * tree-vect-transform.c (cost_for_stmt): New function.
14001 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
14002 using cost 1 for all scalar stmts. Be less conservative when
14003 estimating the number of prologue/epulogue iterations. Call
14004 targetm.vectorize.builtin_vectorization_cost. Return
14005 min_profitable_iters-1.
14006 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
14007 initialization cost instead of TARG_VEC_STMT_COST. Use
14008 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
14009 epilogue code. Fix epilogue cost computation.
14010 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
14011 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
14012 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
14013 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
14014 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
14015 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
14017 2007-07-12 Richard Guenther <rguenther@suse.de>
14019 * gimplify.c (gimplify_conversion): Make sure that the result
14020 from maybe_fold_offset_to_reference is trivially convertible
14021 to the desired type before doing the simplification.
14022 (gimplify_expr): Likewise.
14023 * fold-const.c (fold_binary): Use the correct types for
14024 building the simplified expression.
14026 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
14028 PR rtl-optimization/32729
14029 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
14030 that fallthru to exit.
14032 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
14034 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
14035 (symDTPOFF2reg): Likewise.
14037 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
14039 PR tree-optimization/32663
14041 * tree.h (VALUE_HANDLE_VUSES): Remove.
14042 (struct tree_value_handle): Remove vuses.
14044 * tree-vn.c (create_value_handle_for_expr): Don't set
14045 VALUE_HANDLE_VUSES.
14047 * tree-ssa-pre.c (expression_vuses): New.
14048 (alloc_expression_id): Set up expression_vuses.
14049 (get_expression_vuses): New.
14050 (set_expression_vuses): Ditto.
14051 (clear_expression_ids): Modify for expression_vuses.
14052 (phi_translate_1): Ditto.
14053 (phi_translate_set): Ditto.
14054 (value_dies_in_block_x): Ditto
14055 (valid_in_sets): Ditto.
14056 (add_to_sets): Ditto.
14057 (find_existing_value_expr): Ditto.
14058 (create_value_handle_for_expr): Ditto.
14059 (make_values_for_stmt): Ditto.
14060 (vuse_equiv): Remove.
14062 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
14064 * Makefile.in (mostlyclean): Remove object files.
14066 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
14068 * toplev.c (no_new_pseudos): Deleted.
14069 * rtl.h (no_new_pseudos): Deleted.
14070 * tree-pass.h (pass_no_new_pseudos): Deleted.
14071 * passes.c (pass_no_new_pseudos): Deleted.
14072 * final.c (rest_of_clean_state): Removed no_new_pseudos.
14073 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
14074 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
14076 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
14077 * rtlhooks.c (gen_lowpart_general): Ditto.
14078 * optabs.c (prepare_operand): Ditto.
14079 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
14081 * modulo-sched.c (rest_of_handle_sms): Ditto.
14082 * see.c (rest_of_handle_see): Ditto.
14083 * ifcvt.c (if_convert): Ditto.
14084 (gate_handle_if_after_combine): Replaced no_new_pseudos with
14086 * init-regs.c (gate_initialize_regs): Deleted set of
14088 * lower-subreg.c (decompose_multiword_subregs): Ditto.
14089 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
14090 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
14092 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14095 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
14096 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
14097 (*vec_extractv2di_1_rex64): New insn pattern.
14099 2007-07-11 David Daney <ddaney@avtrex.com>
14101 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
14102 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
14103 for SIGNAL_UNWIND_RETURN_COLUMN.
14104 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
14105 (DWARF_FRAME_REGNUM): Rewrite.
14106 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
14108 2007-07-11 Nick Clifton <nickc@redhat.com>
14110 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
14111 delta and use gen_int_mode in place of GET_INT instead.
14113 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
14115 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
14118 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
14120 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
14121 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
14123 * params.h (VERIFY_CANONICAL_TYPES): Remove.
14124 (USE_CANONICAL_TYPES): New.
14125 * doc/invoke.texi (verify-canonical-types): Remove.
14126 (use-canonical-types): Add.
14128 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
14130 * config/spu/spu.c (spu_optimization_options): Remove setting of
14131 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
14132 (spu_override_options): Move it here.
14134 2007-07-11 Richard Sandiford <richard@codesourcery.com>
14136 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
14137 * config/mips/mips.c (mips_cpu_info_table): Mention
14138 MIPS_ISA_LEVEL_SPEC in the comment.
14140 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14142 PR tree-optimization/32713
14143 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
14145 2007-07-11 Paolo Carlini <pcarlini@suse.de>
14147 PR middle-end/30482
14148 * c-opts.c (c_common_post_options): Do not change flag_complex_method
14149 conditional to flag_isoc99.
14150 (c_common_init_options): Do it here, unconditionally.
14152 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
14154 PR tree-optimization/32589
14155 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
14156 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
14157 * tree-ssa-propagate.c (valid_gimple_expression_p): New
14158 predicate, extracted from...
14159 (set_rhs): ...here. Call it for the expression on entry.
14160 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
14161 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
14162 (simplify_binary_expression): Use valid_gimple_expression_p
14163 to validate the simplification.
14164 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
14166 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
14168 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
14169 DWARF2_DEBUG on 32 bit target too.
14170 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
14172 2007-07-11 Nick Clifton <nickc@redhat.com>
14174 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
14175 version for 64-bit hosts.
14177 2007-07-10 David Daney <ddaney@avtrex.com>
14179 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
14181 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
14183 * config/mips/mips.c (mips_expand_synci_loop): New function.
14184 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
14185 (UNSPEC_RDHWR): Same.
14186 (UNSPEC_SYNCI): Same.
14187 (UNSPEC_SYNC): Same.
14188 (clear_cache): New expand.
14192 (clear_hazard): Same.
14193 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
14195 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
14196 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
14198 2007-07-10 Ian Lance Taylor <iant@google.com>
14200 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
14203 2007-07-10 David Daney <ddaney@avtrex.com>
14205 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
14206 * builtins.c (expand_builtin___clear_cache): New function.
14207 (expand_builtin): Call expand_builtin___clear_cache for
14208 BUILT_IN_CLEAR_CACHE case.
14209 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
14210 * doc/md.texi (clear_cache): Document new instruction pattern.
14211 * testsuite/gcc.dg/builtins-64.c: New test.
14213 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
14215 * config/cris/cris.md ("movsi"): Fix typo in last change.
14217 2007-07-09 Geoffrey Keating <geoffk@apple.com>
14220 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
14222 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
14223 * varasm.c (assemble_start_function): Honor DECL_ALIGN
14224 for FUNCTION_DECLs. Don't use align_functions_log if
14226 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
14227 even for FUNCTION_DECLs.
14228 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
14230 * tree.h (DECL_ALIGN): Update for new location of 'align'.
14231 (DECL_FUNCTION_CODE): Update for new location and name of
14233 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
14234 (struct tree_decl_common): Move 'align' and 'off_align' out
14235 of union, ensure they're still on a 32-bit boundary. Remove
14236 other fields in union 'u1'.
14237 (struct tree_function_decl): Add field 'function_code' replacing
14238 'u1.f' in tree_decl_common.
14239 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
14240 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
14241 (Variable Attributes): Cross-reference 'aligned' attribute
14242 to Function Attributes.
14243 * flags.h (force_align_functions_log): Delete.
14244 * toplev.c (force_align_functions_log): Delete.
14246 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
14249 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
14250 (*vec_concatv2di_rex): New insn pattern.
14252 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14255 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
14257 2007-07-10 Ian Lance Taylor <iant@google.com>
14259 Replace no_new_pseudos in backends.
14260 * rtl.h (can_create_pseudo_p): Define.
14261 * config/darwin.c (machopic_indirect_data_reference): Use
14262 can_create_pseudo_p () instead of no_new_pseudos.
14263 (machopic_indirect_data_reference): Likewise.
14264 (machopic_legitimize_pic_address): Likewise.
14265 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
14266 (alpha_emit_set_const_1): Likewise.
14267 (alpha_emit_set_const): Likewise.
14268 (alpha_emit_conditional_move): Likewise.
14269 (alpha_split_conditional_move): Likewise.
14270 * config/alpha/alpha.md (various splitters): Likewise.
14272 * config/arm/arm.c (legitimize_pic_address): Likewise.
14273 (arm_load_pic_register): Likewise.
14274 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
14275 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
14276 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
14277 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
14278 * config/cris/cris.md (movsi): Likewise.
14279 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
14280 (symGOTOFF2reg_hilo): Likewise.
14281 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
14282 * config/h8300/h8300.md (insv, extzv): Likewise.
14283 * config/i386/i386.c (ix86_expand_move): Likewise.
14284 (ix86_expand_vector_move): Likewise.
14285 (ix86_prepare_fp_compare_args): Likewise.
14286 (ix86_expand_carry_flag_compare): Likewise.
14287 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
14288 (tls_dynamic_gnu2_combine_32): Likewise.
14289 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
14290 * config/ia64/ia64.c (ia64_expand_move): Likewise.
14291 (ia64_expand_movxf_movrf): Likewise.
14292 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
14293 (m32c_split_move): Likewise.
14294 (m32c_expand_insv): Likewise.
14295 * config/m68k/m68k.md (movsi): Likewise.
14296 * config/mips/mips.c (mips_force_temporary): Likewise.
14297 (mips_split_symbol): Likewise.
14298 (mips_move_integer): Likewise.
14299 (mips_legitimize_const_move): Likewise.
14300 * config/mn10300/mn10300.md (movsi): Likewise.
14301 * config/pa/pa.c (emit_move_sequence): Likewise.
14302 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
14303 (rs6000_got_register): Likewise.
14304 (create_TOC_reference): Likewise.
14305 (rs6000_machopic_legitimize_pic_address): Likewise.
14306 * config/rs6000/rs6000.md (add<mode>3): Likewise.
14307 (various splitters): Likewise.
14308 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
14309 (movsi_got): Likewise.
14310 * config/s390/s390.c (emit_symbolic_move): Likewise.
14311 * config/s390/s390.md (movhi, movqi): Likewise.
14312 (load_multiple, store_multiple): Likewise.
14313 * config/score/score.c (score_force_temporary): Likewise.
14314 * config/sh/sh.c (prepare_move_operands): Likewise.
14315 (prepare_cbranch_operands): Likewise.
14316 (emit_fpu_switch): Likewise.
14317 (fpscr_set_from_mem): Likewise.
14318 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
14319 (adddi3, subsi3): Likewise.
14320 (various splitters): Likewise.
14321 (divsi_inv_fp_combine): Likewise.
14322 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
14323 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
14325 * config/sh/predicates.md (xor_operand): Likewise.
14326 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
14327 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
14328 (movdi_pic_label_ref): Likewise.
14329 * config/spu/spu.c (spu_split_immediate): Likewise.
14330 * config/alpha/alpha.md (various splitters): Remove test
14331 !no_new_pseudos || reload_completed.
14332 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
14334 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
14335 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
14336 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
14337 * config/score/score.c (th_output_mi_thunk): Likewise.
14338 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
14339 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
14341 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
14343 PR rtl-optimization/32664
14344 * mode-switching.c (create_pre_exit): Skip barrier insns.
14346 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
14348 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
14349 force_gimple_operand_bsi.
14350 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
14351 rewrite_use_compare): Ditto.
14352 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
14354 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
14355 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
14356 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
14357 * tree-profile.c (prepare_instrumented_value,
14358 tree_gen_interval_profiler, tree_gen_pow2_profiler,
14359 tree_gen_one_value_profiler, tree_gen_ic_profiler,
14360 tree_gen_ic_func_profiler, tree_gen_average_profiler,
14361 tree_gen_ior_profiler): Ditto.
14362 * tree-ssa-reassoc.c (negate_value): Ditto.
14363 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
14364 Use force_gimple_operand_bsi.
14365 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
14366 * tree-if-conv.c (add_to_dst_predicate_list,
14367 find_phi_replacement_condition): Ditto.
14368 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
14369 Call mark_symbols_for_renaming for new statements.
14370 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
14372 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
14374 * cfghooks.c (remove_edge): New function.
14375 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
14377 * cfghooks.h (remove_edge): Declare.
14378 * cfg.c (remove_edge): Renamed to remove_edge_raw.
14379 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
14381 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
14383 * optabs.h: Added declaration for signbit_optab.
14384 * optabs.c: (init_optabs): Added initialization for signbit_optab.
14385 * genoptinit.c (optabs): Added entry for signbit insns.
14386 * builtins.c (expand_builtin_signbit): Added code to use a signbit
14387 insn, if available.
14388 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
14389 * config/s390/s390.md (signbit<mode>2): New expander.
14391 2007-07-09 Richard Guenther <rguenther@suse.de>
14393 PR middle-end/32698
14394 * fold-const.c (fold_plusminus_mult_expr): Move constant
14395 arguments second to allow decomposing.
14397 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
14400 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14402 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14403 Disregard DECL_FROM_INLINE.
14405 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
14408 * doc/invoke.texi: Add ftree-reassoc flag.
14409 * common.opt (ftree-reassoc): New flag.
14410 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
14411 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
14413 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
14415 PR tree-optimization/32681
14416 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
14417 saved in second_edge->aux when first_bb is a loop header.
14419 2007-07-09 Jan HUbicka <jh@suse.cz>
14421 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
14423 2007-07-09 Richard Guenther <rguenther@suse.de>
14425 * c-decl.c (start_function): Do not promote return type.
14427 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
14429 * function.c (do_warn_unused_parameter): Do not warn if
14430 TREE_NO_WARNING is set.
14432 2007-07-08 Andreas Schwab <schwab@suse.de>
14434 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
14436 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
14439 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14441 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14442 apply to assembly language, too.
14443 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14445 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
14447 Revert (note the sccvn portions are *not* reverted)
14448 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14450 Fix PR tree-optimization/23488
14452 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14454 * tree-flow-inline.h (get_value_handle): Ditto.
14455 * tree-ssa-pre.c (decl_vh_map): New.
14456 (decl_node_pool): New.
14457 (can_value_number_operation): Support DECL_P.
14458 (can_PRE_operation): Ditto.
14459 (create_expression_by_pieces): Ditto.
14460 (find_existing_value_expr): Modify to differnetiate between
14461 addressing and top level.
14462 (create_value_handle_for_expr): Handle DECL's.
14463 (poolify_tree): Ditto.
14464 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14465 (make_values_for_stmt): Handle DECL's properly.
14466 (init_pre): Reorg to not init useless things during FRE.
14468 * tree-flow.h: Include pointer-set.h.
14469 (decl_vh_map): Declare.
14470 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14472 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
14474 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
14475 the constraint description.
14476 * doc/md.texi: Update documentation of AVR constraints.
14478 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
14480 * auto-inc-dec.c, config/arm/arm.c,
14481 config/m32r/constraints.md, config/mips/mips.md,
14482 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
14483 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
14484 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
14485 typos. Follow spelling conventions.
14486 * doc/invoke.texi, doc/rtl.texi: Fix typos.
14488 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
14489 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14491 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
14492 realloc_vuse): Remove.
14493 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
14496 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
14498 Fix PR tree-optimization/23488
14500 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
14501 (try_to_simplify): Ditto.
14502 (visit_use): Ditto.
14503 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
14505 * tree-flow-inline.h (get_value_handle): Ditto.
14506 * tree-ssa-pre.c (decl_vh_map): New.
14507 (decl_node_pool): New.
14508 (can_value_number_operation): Support DECL_P.
14509 (can_PRE_operation): Ditto.
14510 (create_expression_by_pieces): Ditto.
14511 (find_existing_value_expr): Modify to differnetiate between
14512 addressing and top level.
14513 (create_value_handle_for_expr): Handle DECL's.
14514 (poolify_tree): Ditto.
14515 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
14516 (make_values_for_stmt): Handle DECL's properly.
14517 (init_pre): Reorg to not init useless things during FRE.
14519 * tree-flow.h: Include pointer-set.h.
14520 (decl_vh_map): Declare.
14521 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
14523 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
14525 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
14526 apply to assembly language, too.
14527 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
14529 2007-07-06 Ian Lance Taylor <iant@google.com>
14530 Zack Weinberg <zackw@panix.com>
14532 PR middle-end/32441
14533 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
14535 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14537 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
14538 (prefetch): Likewise if "pref" would be used.
14540 2007-07-06 Josh Conner <jconner@apple.com>
14542 PR middle-end/32602
14543 PR middle-end/32603
14544 * calls.c (store_one_arg): Handle arguments which are partially
14545 on the stack when detecting argument overlap.
14547 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
14549 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
14550 chosen during find_reloads.
14552 2007-07-06 Richard Guenther <rguenther@suse.de>
14554 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
14555 TYPE_ARG_TYPES for verification of argument types. Use
14556 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
14557 parameters as variable arguments.
14559 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
14561 * libgcc2.h (word_type): Type definition removed.
14562 (cmp_return_type, shift_count_type): Type definitions added.
14563 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14564 replaced with shift_count_type.
14565 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14567 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
14568 changed from word_type to Wtype.
14569 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
14570 replaced with shift_count_type.
14571 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
14573 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
14574 and libgcc_shift_count attribute added.
14575 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
14576 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
14577 (TARGET_INITIALIZER): New target hooks added.
14578 * targhooks.c (default_libgcc_cmp_return_mode,
14579 default_libgcc_shift_count_mode): Default implementations for the new
14580 target hooks added.
14581 * targhooks.h (default_libgcc_cmp_return_mode,
14582 default_libgcc_shift_count_mode): Function prototypes added.
14583 * target.h (struct gcc_target): Fields for the new target hooks added.
14584 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
14586 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
14589 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
14590 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
14592 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
14593 s390_libgcc_shift_count_mode): Functions added.
14594 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
14595 Target hooks defined.
14597 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14599 * config/mips/mips.c (compute_frame_size): Restore the original
14600 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
14601 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
14602 Document why the difference is needed.
14604 2007-07-06 Richard Guenther <rguenther@suse.de>
14606 * c-common.c (boolean_increment): Use correctly typed
14609 2007-07-06 Richard Sandiford <richard@codesourcery.com>
14611 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
14612 the topmost argument register is not also included in the save mask.
14613 (mips16e_collect_argument_save_p): Take a pointer to the argument
14614 register, rather than a pointer to the number of arguments.
14615 (mips16e_collect_argument_saves): Only include argument saves
14616 that aren't in the register mask.
14618 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
14620 PR rtl-optimization/32450
14621 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
14622 to ensure that instructions are not moved into the prologue when
14623 profiling is on. Remove unused prologue_end variable.
14624 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
14625 as a scheduling barrier.
14627 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
14630 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
14631 Disregard DECL_FROM_INLINE.
14633 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
14635 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
14636 IORing with a constant.
14638 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
14640 PR rtl-optimization/32475
14641 * df-scan.c (df_def_record_1): Add a use of the stack pointer
14642 for every definition of the stack pointer.
14644 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
14646 * arm.c (vfp3_const_double_index): Copy signed results of
14647 REAL_VALUE_TO_INT into unsigned vars.
14649 2007-07-05 Richard Guenther <rguenther@suse.de>
14651 PR middle-end/32639
14652 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
14654 * tree-ssa.c (useless_type_conversion_p): Check canonical
14657 2007-07-05 Anatoly Sokolov <aesok@post.ru>
14659 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
14660 zero_extendhisi2): Change to define_insn_and_split.
14661 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
14663 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
14665 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
14666 pass_match_asm_constraints): New.
14667 * passes.c (init_optimization_passes): Add new pass.
14668 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
14669 * function.h (struct function): Add has_asm_statement bit.
14670 (current_function_has_asm_statement): New.
14671 * tree-pass.h (pass_match_asm_constraints): New.
14673 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
14675 * config/mips/mips.c (mips_file_start): Avoid declaration
14678 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14680 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
14682 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
14684 * rtl.def (NOTE): Change print format string to print
14685 operand 5 as a note insn name.
14687 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14688 David Ung <davidu@mips.com>
14690 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
14691 * doc/invoke.texi: (MIPS Options): Document them.
14693 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
14694 David Ung <davidu@mips.com>
14696 Add support for SmartMIPS ASE.
14698 * optabs.c (expand_binop_directly): New, broken out from...
14699 (expand_binop): Here. Make it try rotating in the other
14700 direction even when the second operand isn't constant.
14701 * config/mips/mips.md (*lwxs): New.
14702 * config/mips/mips.opt (msmartmips): New.
14703 * config/mips/mips.c (mips_lwxs_address_p): New.
14704 (mips_rtx_costs): Make it recognize scaled indexed addressing.
14705 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
14706 __mips_smartmips when compiling for TARGET_SMARTMIPS.
14707 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
14708 (ISA_HAS_LWXS): New.
14709 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
14710 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
14711 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
14712 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
14713 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
14714 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
14715 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
14717 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14719 * tree-vectorizer.c (new_loop_vec_info): Initialize
14720 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14721 * tree-vectorizer.h (_loop_vec_info): Added new filed
14722 min_profitable_iters.
14723 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
14724 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
14725 * tree-vect-analyze.c (vect_analyze_operations): Set
14726 LOOP_VINFO_COST_MODEL_MIN_ITERS.
14727 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
14728 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
14729 Fix calculation of peel_iters_prologue. Move consideration of epilogue
14730 and prologue cost to after they are computed.
14731 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
14732 TARG_VEC_STMT_COST.
14733 (vect_model_simple_cost): Takes additional argument dt. Consider cost
14734 of creating vectors from scalars according to dt.
14735 (vect_model_store_cost): Likewise.
14736 (vectorizable_call): Use dt array instead of scalar dt. Call
14737 vect_model_simple_cost with additional argument dt.
14738 (vectorizable_assignment): Likewise.
14739 (vectorizable_operation): Likewise.
14740 (vectorizable_type_demotion): Likewise.
14741 (vectorizable_type_promotion): Likewise.
14742 (vectorizable_store): Use dt array instead of scalar dt. Call
14743 vect_model_store_cost with additional argument dt.
14744 (vect_do_peeling_for_loop_bound): Don't call
14745 vect_estimate_min_profitable_iters. Instead, lookup
14746 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
14747 "may not be profitable".
14749 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
14752 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
14753 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
14754 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
14755 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
14757 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
14759 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
14760 addressing modes cheaper.
14762 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
14764 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
14765 (dw_ranges_struct): Rename block_num to num. Adjust.
14766 (dw_ranges_by_label_struct): New.
14767 (ranges_by_label, ranges_by_label_allocated,
14768 ranges_by_label_in_use): New variables.
14769 (add_ranges_num): Factored most of the code out of...
14770 (add_ranges): ... this one. Rewrite in terms of the former.
14771 (add_ranges_by_labels): New.
14772 (output_ranges): Output by-label ranges.
14773 (dwarf2out_finish): Output range for multiple-section
14774 compile_unit. Output standard DW_AT_low_pc in addition to
14775 unexpected DW_AT_entry_pc.
14777 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
14779 PR tree-optimization/32604
14780 PR tree-optimization/32606
14782 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
14783 (compute_antic_safe): Removed.
14784 (ANTIC_SAFE_LOADS): Ditto.
14785 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
14786 (execute_pre): Don't call compute_antic_safe.
14787 (vuse_equiv): New function.
14788 (make_values_for_stmt): Use it
14789 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
14792 2007-07-04 Anatoly Sokolov <aesok@post.ru>
14795 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
14796 rather than a decl.
14797 (avr_attribute_table): Make "naked" attribute apply to function types
14798 rather than to decls.
14799 (avr_handle_fntype_attribute): New function.
14801 2007-07-04 Joseph Myers <joseph@codesourcery.com>
14803 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
14806 2007-07-04 David Ung <davidu@mips.com>
14807 Joseph Myers <joseph@codesourcery.com>
14809 * config/mips/mips.md (type): Add logical, signext and move.
14810 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
14811 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
14812 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
14813 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
14814 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
14815 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
14816 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
14817 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
14818 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
14819 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
14820 movv2sf_hardfloat_64bit): Use the new types.
14821 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
14822 *movdf_softfloat, *movdf_mips16): Use "multi".
14823 (extendqihi2): Replace with a define_expand.
14824 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
14825 Based on extend<SHORT:mode><GPR:mode>2 patterns.
14826 * config/mips/74k.md (r74k_int_logical): New reservation and
14828 (r74k_int_arith): Remove "slt".
14829 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
14830 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
14831 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
14832 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
14833 reservations for "arith".
14835 2007-07-04 Richard Guenther <rguenther@suse.de>
14837 * tree-ssa.c (useless_type_conversion_p): Add handling for
14838 scalar float and vector types. Only call the types_compatible_p
14839 langhook for aggregate types as last resort. Follow the
14842 2007-07-04 Richard Guenther <rguenther@suse.de>
14844 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
14845 the same as NOP_EXPR.
14847 2007-07-04 Nick Clifton <nickc@redhat.com>
14849 * target.h (struct gcc_target): Add target_help field.
14850 * target-def.h (TARGET_HELP): New.
14851 (TARGET_INITIALIZER): Use TARGET_HELP.
14852 * opts.c (command_handle_option): Invoke target_help function, if
14853 defined, when the user has specified --target-help on the command
14855 * doc/invoke.texi: Mention that --target-help might print
14856 additional information.
14857 * doc/tm.texi: Document TARGET_HELP hook.
14859 * arm.c (TARGET_HELP): Override default definition.
14860 (arm_target_help): New - display a wrapped list of cores and
14861 architectures supported.
14863 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
14865 * config/v850/v850.c (expand_prologue): Make sure
14866 GEN_INT() argument is sign extended rather than zero extended.
14867 (expand_epilogue): Likewise.
14868 (output_move_double): Delete.
14869 * config/v850/v850-protos.h (output_move_double): Delete.
14870 * config/v850/v850.md (movdi): Delete.
14871 (*movdi_internal): Delete.
14873 (*movdf_internal): Delete.
14875 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14877 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
14878 unless compiling RTP PIC.
14880 2007-07-04 Richard Guenther <rguenther@suse.de>
14882 PR tree-optimization/32482
14883 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
14884 original ssa name if we didn't find a shift expression.
14885 Fix shift constant for bit zero test.
14887 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14889 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
14891 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14893 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
14894 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
14895 * config/arm/vxworks.h (ASM_SPEC): Delete.
14896 (SUBTARGET_EXTRA_ASM_SPEC): Define.
14898 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14900 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
14901 (DDR_REVERSED_P): New.
14902 * tree-data-ref.c (initialize_data_dependence_relation,
14903 build_classic_dist_vector): Set DDR_REVERSED_P.
14905 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14907 PR middle-end/32457
14908 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
14909 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14910 init_omega_for_ddr_1): Use non conservative number of iterations
14912 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
14913 (analyze_siv_subscript): Remove FIXME and reinitialization of
14914 last_conflicts to chrec_dont_know.
14915 * testsuite/gfortran.dg/vect/pr32457.f90: New.
14917 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14919 * tree.c (maybe_canonicalize_argtypes): Improve description.
14921 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14923 * tree.c (maybe_canonicalize_argtypes): New.
14924 (build_function_type): Set canonical type.
14925 (build_method_type_directly): Ditto.
14926 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
14929 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14931 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
14933 (rewrite_use_nonlinear_expr): Likewise.
14935 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
14937 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
14939 2007-07-04 Ben Elliston <bje@au.ibm.com>
14941 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
14944 * c-objc-common.c (c_types_compatible_p): Fix indentation.
14946 * doc/tm.texi (Run-time Target): Capitalise "CPU".
14947 (Exception Handling): Likewise.
14949 2007-07-03 Jan Hubicka <jh@suse.cz>
14951 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
14953 2007-07-03 Eric Christopher <echristo@apple.com>
14955 * doc/cppopts.texi: Add conflicting option note to -dM.
14956 * doc/invoke.texi: Add note about possible conflicts with
14957 -E for -dCHARS and note that -dM will not produce
14958 any results if there is no machine dependent reorg.
14960 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14962 * tree.h (DECL_ALIGN): Back out previous change.
14964 2007-07-03 Joseph Myers <joseph@codesourcery.com>
14966 * configure.ac: Test for .dtprelword support on MIPS.
14967 * configure, config.in: Regenerate.
14968 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
14969 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14971 2007-07-03 Julian Brown <julian@codesourcery.com>
14973 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
14974 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
14975 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
14976 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
14978 (all_fpus): Add FPUTYPE_VFP3.
14979 (fp_model_for_fpu): Add VFPv3 field.
14980 (arm_rtx_costs_1): Give cost to VFPv3 constants.
14981 (vfp3_const_double_index): New function. Return integer index of
14982 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
14984 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
14985 and argument represents a valid RTX for a VFPv3 constant.
14986 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
14988 (vfp_emit_fstmd): Similar, for fstmd.
14989 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
14990 constants, represented as integer indices.
14991 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
14992 VFP_REGNO_OK_FOR_DOUBLE macros.
14993 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
14994 (arm_file_start): Set float-abi attribute for VFPv3, and output
14995 correct ".fpu" assembler directive.
14996 (arm_dbx_register_numbering): Add FIXME.
14997 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
14998 (fputype): Add FPUTYPE_VFP3.
14999 (FIXED_REGISTERS): Add 32 registers for D16-D31.
15000 (CALL_USED_REGISTERS): Likewise.
15001 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
15002 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
15003 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
15004 (D7_VFP_REGNUM): New.
15005 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
15006 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
15007 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
15008 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
15009 (REG_ALLOC_ORDER): Adjust for VFPv3.
15010 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
15011 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
15012 VFP_LO_REGS, VFP_HI_REGS.
15013 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
15014 (IS_VFP_CLASS): Define macro.
15015 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
15017 (REGISTER_MOVE_COST): Likewise.
15018 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
15019 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
15020 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
15021 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
15022 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
15023 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
15024 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
15025 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
15026 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
15027 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
15028 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
15029 where appropriate for single-word registers.
15030 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
15031 As above. Fix type attributes.
15032 * config/arm/constraints.md (register_contraint "t"): Define.
15033 (register_constraint "w"): Change to D0-D15, or D0-D31 for
15035 (register_constraint "x"): Define.
15036 (constraint "Dv"): Define.
15038 2007-07-03 Geoffrey Keating <geoffk@apple.com>
15040 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
15042 2007-07-03 Tom Tromey <tromey@redhat.com>
15044 * c-parser.c (objc_pq_context): Removed.
15045 (objc_need_raw_identifier): Likewise.
15046 (c_parser) <objc_pq_context>: New field.
15047 <objc_need_raw_identifier>: Likewise.
15048 (OBJC_NEED_RAW_IDENTIFIER): Removed.
15049 (c_lex_one_token): Update.
15050 (c_parser_objc_protocol_definition): Update.
15051 (c_parser_objc_method_definition): Update.
15052 (c_parser_objc_methodproto): Update.
15053 (c_parser_declspecs): Update.
15055 2007-07-03 David Ung <davidu@mips.com>
15057 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
15059 2007-07-03 David Ung <davidu@mips.com>
15060 Richard Sandiford <richard@codesourcery.com>
15062 * doc/invoke.texi: Document -march=74kf3_2.
15063 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
15064 (TUNE_74K): Check for it.
15065 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
15066 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
15067 * config/mips/mips.md (cpu): Add 74kf3_2.
15068 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
15069 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
15070 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
15071 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
15072 74kf3_2 to the CPU list.
15073 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
15074 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
15075 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
15076 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
15077 (r74kf3_2_fxfer_from_c1): New insn reservations.
15079 2007-07-03 Richard Sandiford <richard@codesourcery.com>
15080 David Ung <davidu@mips.com>
15082 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
15083 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
15084 and 74k[fx]. Document aliases for the new options.
15085 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
15086 (PROCESSOR_24KF2_1): ...this.
15087 (PROCESSOR_24KX): Rename to...
15088 (PROCESSOR_24KF1_1): ...this.
15089 (PROCESSOR_74KF): Rename to...
15090 (PROCESSOR_74KF2_1): ...this.
15091 (PROCESSOR_74KX): Rename to...
15092 (PROCESSOR_74KF1_1): ...this.
15093 (TUNE_74K): Update PROCESSOR_* names.
15094 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
15095 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
15096 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
15097 (mips_rtx_cost_data): Update processor names in comments.
15098 (mips_issue_rate): Update PROCESSOR_* names.
15099 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
15100 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
15101 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
15102 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
15103 Update cpu attribute names.
15104 (r24k_fpu_iss): Rename this reservation to...
15105 (r24kf2_1_fpu_iss): ...this and update all uses.
15106 (r24kx_fpu_iss): Rename this reservation to...
15107 (r24kf1_1_fpu_iss): ...this and update all uses.
15108 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
15109 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
15110 Update cpu attribute names.
15112 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
15114 * config/m32r/constraints.md: New file.
15115 * config/m32r/m32r.c: Include tm-constrs.h.
15116 (small_data_operand): Use satisfies_constraint_* instead of macro.
15117 (addr24_operand, gen_compare): Likewise.
15118 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
15119 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
15120 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
15121 EXTRA_CONSTRAINT): Likewise.
15122 * config/m32r/m32r.md: Include constraints.md.
15123 (*movsi_insn): Use satisfies_constraint_* instead of macro.
15124 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
15125 * config/m32r/predicates.md (conditional_move_operand): Likewise.
15126 (two_insn_const_operand, int8_operand, uint16_operand,
15127 reg_or_int16_operand, reg_or_uint16_operand,
15128 reg_or_cmp_int16_operand, cmp_int16_operand,
15129 seth_add3_operand): Likewise.
15131 2007-07-03 Eric Christopher <echristo@gmail.com>
15133 * libgcc2.h: Conditionally declare __bswapsi2 and
15136 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
15138 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
15141 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
15144 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
15145 (__gthrw_pragma): Provide default definition.
15146 (__gthrw2): Use it.
15147 * gthr-posix.c (__gthrw_pragma): Define.
15149 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
15151 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
15152 before declaring inequality.
15154 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
15156 * combine.c (recog_for_combine): Log the success or failure of
15157 matching new insn patterns against the machine description in
15160 2007-07-03 Revital Eres <eres@il.ibm.com>
15162 * ddg.c (print_sccs): New function.
15163 (check_sccs): New function.
15164 (create_ddg_all_sccs): Use it.
15165 * ddg.h (print_sccs): Declare.
15166 * modulo-sched.c (sms_order_nodes): Call print_sccs.
15168 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
15170 * targhooks.h (default_mode_for_suffix): New function declaration.
15171 * targhooks.c (default_mode_for_suffix): New default target hook.
15172 * target.h (struct c): New structure in the targetm struct.
15173 (mode_for_suffix): New target hook as part of struct c.
15174 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
15175 default_mode_for_suffix.
15176 (TARGET_C): New define.
15177 * c-lex.c: Include "target.h".
15178 (interpret_float): Use targetm.c.mode_for_suffix to determine
15179 the mode for a given non-standard suffix.
15180 Makefile.in (c-lex.o): Depend on $(TARGET_H).
15182 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
15183 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
15185 * doc/extend.texi (Floating Types): New node. Document __float80 and
15186 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
15188 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
15191 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
15192 predicate instead of target_operand.
15193 (divsi3_i1_media, divsi3_media_2): Likewise.
15195 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
15197 * tree.h (alias_sets_might_conflict_p): Rename into
15198 alias_sets_must_conflict_p.
15199 * alias.c (alias_sets_might_conflict_p): Likewise.
15200 (alias_sets_conflict_p): Use it.
15201 (objects_must_conflict_p): Likewise.
15202 * c-common.c (strict_aliasing_warning): Adjust.
15204 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
15206 * rtlhooks.c (gen_lowpart_if_possible): Check for
15207 invalid subreg before calling gen_lowpart_SUBREG.
15209 2007-07-02 Geoffrey Keating <geoffk@apple.com>
15211 * config/darwin9.h: Add copyright notice.
15212 (LINK_COMMAND_SPEC): Add comment.
15213 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
15214 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
15215 DARWIN_LIBSYSTEM_HAS_UNWIND.
15217 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15220 * omp-low.c (check_combined_parallel): New function.
15221 (lower_omp_parallel): Call it via walk_stmts, set
15222 OMP_PARALLEL_COMBINED if appropriate.
15223 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
15224 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
15225 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
15226 don't consider it as combined parallel.
15228 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15230 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
15231 (gcc_tooldir): Likewise.
15232 * configure: Regenerate.
15233 * Makefile.in (libsubdir_to_prefix): New variable, based on the
15234 old configure.ac gcc_tooldir setting.
15235 (prefix_to_exec_prefix): New variable.
15236 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
15237 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
15239 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
15241 Fix PR tree-optimization/32583
15242 Fix PR tree-optimization/32584
15243 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
15244 (phi_translate_set): Use phi_translate directly now.
15245 (make_values_for_stmt): Don't value number RHS if we already know
15248 2007-07-02 Steve Ellcey <sje@cup.hp.com>
15249 Jim Wilson <wilson@specifix.com>
15252 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
15255 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
15256 Richard Sandiford <richard@codesourcery.com>
15257 Nigel Stephens <nigel@mips.com>
15259 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
15260 (mips16e_output_save_restore): Declare.
15261 (mips16e_save_restore_pattern_p): Likewise.
15262 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
15263 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
15264 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
15265 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
15266 (BITSET_P): New global macro, extracted from...
15267 (mips_for_each_saved_reg): ...here.
15268 (mips16e_save_restore_info): New struct.
15269 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
15270 (mips16e_save_restore_regs): New variable.
15271 (mips_split_plus, mips16e_find_first_register): New functions.
15272 (mips16e_mask_registers): New function.
15273 (compute_frame_size): Expand the commentary before the function.
15274 Enforce the MIPS16e save and restore register range restrictions.
15275 Pad the general register save area at the low end.
15276 (mips16e_save_restore_reg, mips16e_build_save_restore)
15277 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
15278 (mips16e_output_save_restore, mips16e_collect_propagate_value)
15279 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
15281 (mips_expand_prologue, mips_expand_epilogue): Handle
15282 GENERATE_MIPS16E_SAVE_RESTORE.
15283 * config/mips/mips.md (*mips16e_save_restore): New pattern.
15285 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
15287 PR tree-optimization/31966
15288 PR tree-optimization/32533
15289 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
15290 "basic_block" description as its third argument. Update function
15291 calls to get destination bb from "edge" argument. Save "cond" into
15292 aux field of the edge. Update prototype for changed arguments.
15293 (if_convertible_loop_p): Clear aux field of incoming edges if bb
15295 (find_phi_replacement_condition): Operate on incoming edges, not
15296 on predecessor blocks. If there is a condition saved in the
15297 incoming edge aux field, AND it with incoming bb predicate.
15298 Return source bb of the first edge.
15299 (clean_predicate_lists): Clean aux field of outgoing node edges.
15300 (tree_if_conversion): Do not initialize cond variable. Move
15301 variable declaration into the loop.
15302 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
15303 initializations of new_stmt, arg0 and arg1 variables.
15305 2007-07-02 Jakub Jelinek <jakub@redhat.com>
15307 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
15308 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
15310 2007-07-02 Richard Guenther <rguenther@suse.de>
15312 * tree-ssa.c (useless_type_conversion_p): Document
15313 future intent as defining the middle-end type system.
15314 Re-structure to call langhook last, group by type class,
15315 mark questionable parts.
15317 2007-07-02 Richard Guenther <rguenther@suse.de>
15319 * tree-flow.h (types_compatible_p): Declare.
15320 * tree-ssa.c (types_compatible_p): New function.
15321 * ipa-type-escape.c (discover_unique_type): Use
15322 types_compatible_p instead of lang_hooks.types_compatible_p.
15323 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
15324 * tree-vn.c (expressions_equal_p): Likewise.
15325 * tree.c (fields_compatible_p): Likewise.
15326 * tree-ssa-dom.c (avail_expr_eq): Likewise.
15327 (cprop_operand): Use useless_type_conversion_p instead of
15328 lang_hooks.types_compatible_p.
15329 * tree-inline.c (setup_one_parameter): Likewise.
15330 (declare_return_variable): Likewise.
15331 * tree-nrv.c (tree_nrv): Likewise.
15332 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
15333 (maybe_fold_offset_to_component_ref): Likewise.
15334 (maybe_fold_offset_to_reference): Likewise.
15335 * tree-ssa-copy.c (may_propagate_copy): Likewise.
15336 (merge_alias_info): Likewise.
15337 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
15338 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15339 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
15340 * tree-tailcall.c (find_tail_calls): Likewise.
15341 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
15342 * gimplify.c (canonicalize_addr_expr): Likewise.
15343 (fold_indirect_ref_rhs): Likewise.
15344 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
15345 (cpt_same_type): Likewise.
15346 (check_pointer_types_r): Swap parameters to cpt_same_type
15348 * fold-const.c (fold_convert): Revert fix for PR15988.
15349 * tree-inline.c (setup_one_parameter): Instead fix it here by
15350 using fold_build1 instead of fold_convert and checking for
15351 error_mark_node. Convert only if the conversion is necessary.
15353 2007-07-02 Joseph Myers <joseph@codesourcery.com>
15355 * configure.ac: Check for .gnu_attribute on Power.
15356 * configure: Regenerate.
15357 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
15358 attribute for floating-point ABI.
15360 2007-07-02 Ira Rosen <irar@il.ibm.com>
15362 PR tree-optimization/32230
15363 PR tree-optimization/32477
15364 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
15365 address is a constant.
15367 2007-07-02 Richard Sandiford <richard@codesourcery.com>
15369 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
15370 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
15371 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
15372 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
15373 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
15374 64-bit targets. Add support for *-elfoabi*.
15375 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
15376 different settings if $(tm_defines) does not select the EABI.
15377 (MULTILIB_EXCLUSIONS): Define in those circumstances.
15378 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
15379 (MIPS_ARCH_OPTION_SPEC): Likewise.
15380 (MIPS_ISA_LEVEL_SPEC): Likewise.
15381 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
15382 * config/mips/elfoabi.h: New file.
15384 2007-07-02 Richard Guenther <rguenther@suse.de>
15386 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
15387 (useless_type_conversion_p): ... this.
15388 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
15389 (useless_type_conversion_p): ... this.
15390 * builtins.c (fold_builtin_memory_op): Rename
15391 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
15392 * tree-cfg.c (verify_expr): Likewise.
15393 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
15394 * tree-ssa-ccp.c (ccp_fold): Likewise.
15395 * tree-ssa-copy.c (may_propagate_copy): Likewise.
15396 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
15397 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
15398 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
15399 * tree-ssa-pre.c (eliminate): Likewise.
15400 * tree-ssa.c (delete_tree_ssa): Likewise.
15401 (tree_ssa_useless_type_conversion): Likewise.
15402 * tree.c (build2_stat): Likewise.
15404 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
15406 Fix PR tree-optimization/32571
15407 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
15410 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
15412 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
15413 and other expected operations explicitly, change default to
15416 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
15418 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
15420 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
15421 (tls_load_dot_plus_eight): Move the label number into the unspec.
15422 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
15424 2007-07-01 Andreas Schwab <schwab@suse.de>
15426 * dwarf2out.c (initial_return_save): Define only if used.
15428 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
15430 Unreverting Richard's Revert of:
15432 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15434 * dce.c (deletable_insn_p_1): New function, split out from...
15435 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15436 specially, not those inside PARALLELs. Remove BODY argument
15437 and adjust recursive call accordingly.
15438 (prescan_insns_for_dce): Update call to delete_insn_p.
15440 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
15441 Revital Eres <eres@il.ibm.com>
15443 * ddg.c (create_ddg_all_sccs): Fix missed
15444 initialization of scc_nodes.
15446 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
15448 PR middle-end/32559
15449 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
15450 X + ~X to 1 only for INTEGRAL_TYPE_P type.
15452 2007-06-30 Joseph Myers <joseph@codesourcery.com>
15454 * configure.ac: Check for .gnu_attribute on MIPS.
15455 * configure, config.in: Regenerate.
15456 * config/mips/mips.c (mips_file_start): If supported, output
15457 attribute for floating-point ABI.
15459 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
15462 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
15463 (ffs_cmove): New expander to expand using ctz pattern.
15464 (*ffs_cmove): Remove pattern.
15465 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
15466 (ffsdi2): Expand using ctz pattern.
15467 (*ffs_rex64): Remove pattern.
15469 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15471 PR rtl-optimization/32296
15472 * pa.md (return): Delete pattern.
15473 (return_internal): Remove "(const_int 1)" from pattern.
15474 (epilogue): Use return_internal pattern for trivial returns.
15475 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
15476 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
15478 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15480 * tree-ssa-pre.c (is_exception_related): New function
15481 (can_value_number_operation): Use it.
15483 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
15485 Fix PR tree-optimization/32540
15486 Fix PR tree-optimization/31651
15488 * tree-ssa-sccvn.c: New file.
15490 * tree-ssa-sccvn.h: Ditto.
15492 * tree-vn.c: Include tree-ssa-sccvn.h
15493 (val_expr_paid_d): Removed.
15494 (value_table): Ditto.
15495 (vn_compute): Ditto.
15496 (val_expr_pair_hash): Ditto.
15497 (val_expr_pair_expr_eq): Ditto.
15498 (copy_vuses_from_stmt): Ditto.
15499 (vn_delete): Ditto.
15501 (shared_vuses_from_stmt): Ditto.
15502 (print_creation_to_file): Moved up.
15503 (sort_vuses): Ditto.
15504 (sort_vuses_heap): Ditto.
15505 (set_value_handle): Make non-static.
15506 (make_value_handle): Ditto.
15507 (vn_add): Rewritten to use sccvn lookups.
15508 (vn_add_with_vuses): Ditto.
15509 (vn_lookup): Ditto (and second argument removed).
15510 (vn_lookup_with_vuses): Ditto.
15511 (vn_lookup_or_add): Ditto (and second argument removed);
15512 (vn_lookup_or_add_with_vuses): Ditto.
15513 (vn_lookup_with_stmt): New.
15514 (vn_lookup_or_add_with_stmt): Ditto.
15515 (create_value_handle_for_expr): Ditto.
15517 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
15518 (seen_during_translate): New function.
15519 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
15520 (phi_trans_add): Ditto.
15521 (constant_expr_p): FIELD_DECL is always constant.
15522 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
15523 Use constant_expr_p.
15524 Avoid infinite recursion on mutually valued expressions.
15525 Change callers of vn_lookup_or_add.
15526 (phi_translate): New function.
15527 (compute_antic_safe): Allow phi nodes.
15528 (create_component_ref_by_pieces): Update for FIELD_DECL change.
15529 (find_or_generate_expression): Rewrite slightly.
15530 (create_expression_by_pieces): Updated for vn_lookup_or_add
15532 Update VN_INFO for new names.
15533 (insert_into_preds_of_block): Update for new names.
15534 (add_to_exp_gen): New function.
15535 (add_to_sets): Use vn_lookup_or_add_with_stmt.
15536 (find_existing_value_expr): Rewrite to changed vn_lookup.
15537 (create_value_expr_from): Ditto, and use add_to_exp_gen.
15538 (try_look_through_load): Removed.
15539 (try_combine_conversion): Ditto.
15540 (get_sccvn_value): New function.
15541 (make_values_for_phi): Ditto.
15542 (make_values_for_stmt): Ditto.
15543 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
15545 (init_pre): Update for SCCVN changes.
15547 (execute_pre): Ditto.
15549 * tree-flow.h (make_value_handle): Declare.
15550 (set_value_handle): Ditto.
15551 (sort_vuses_heap): Ditto.
15552 (vn_lookup_or_add_with_stmt): Ditto.
15553 (vn_lookup_with_stmt): Ditto.
15554 (vn_compute): Remove.
15556 (vn_delete): Ditto.
15557 (vn_lookup): Update arguments.
15559 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
15560 (tree-vn.o): Ditto.
15561 (tree-ssa-sccvn.o): New.
15562 (OBJS-common): Add tree-ssa-sccvn.o
15564 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15567 * c-typeck.c (build_external_ref): Don't mark as used if called
15569 * calls.c (rtx_for_function_call): Likewise.
15571 2007-06-30 Richard Sandiford <richard@codesourcery.com>
15575 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15577 * dce.c (deletable_insn_p_1): New function, split out from...
15578 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15579 specially, not those inside PARALLELs. Remove BODY argument
15580 and adjust recursive call accordingly.
15581 (prescan_insns_for_dce): Update call to delete_insn_p.
15583 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
15585 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
15586 (try_combine): Move potential calls to undo_all() so they happen
15587 before we commit to using the combined insns.
15589 2007-06-30 Jan Hubicka <jh@suse.cz>
15591 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
15594 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
15596 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
15597 (cgraph_remove_unreachable_nodes): Likewise.
15598 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
15599 * ipa-inline.c (update_caller_keys): Cast according to the coding
15601 (cgraph_decide_recursive_inlining): Likewise.
15602 (cgraph_decide_inlining_of_small_function): Likewise.
15603 (try_inline): Likewise.
15604 (cgraph_decide_inlining_incrementally): Likewise.
15605 * ipa-pure-const.c (get_function_state): Likewise.
15606 (scan_function): Likewise.
15607 (analyze_function): Likewise.
15608 (static_execute): Likewise.
15609 * ipa-reference.c (scan_for_static_refs): Likewise.
15610 (merge_callee_local_info): Likewise.
15611 (analyze_function): Use type safe memory macros.
15612 (static_execute): Likewise. Cast according to the coding conventions.
15613 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
15615 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
15617 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
15618 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
15621 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
15623 PR middle-end/30024
15624 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
15625 for complex modes (both int and real).
15627 2007-06-29 Jan Hubicka <jh@suse.cz>
15629 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
15631 2007-06-29 Jan Hubicka <jh@suse.cz>
15633 PR middle-end/32372
15634 * cse.c (cse_insn): Avoid invalid sharing in between register note and
15637 2007-06-29 Anatoly Sokolov <aesok@post.ru>
15640 * config/avr/avr.c: Include dataflow header file.
15641 (expand_prologue): Adjust for prologue insn change.
15642 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
15645 2007-06-29 Richard Guenther <rguenther@suse.de>
15647 PR middle-end/32493
15648 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
15649 during type verification.
15651 2007-06-29 Jan Hubicka <jh@suse.cz>
15653 * recog.c (validate_change_rtx_1): Unshare TO argument.
15655 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
15657 PR tree-optimization/24659
15658 * tree-vect-transform.c (vectorizable_call): Handle
15659 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
15661 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
15662 * config/i386/i386.c (enum ix86_builtins)
15663 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
15664 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
15666 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
15667 const using def_builtin_const.
15668 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
15669 input operands in the same modes as the result.
15670 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
15672 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
15674 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
15675 (df_set_dead_notes_for_mw): Likewise.
15677 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
15679 * c-common.c (pointer_int_sum): Do the negation in sizetype.
15681 2007-06-28 DJ Delorie <dj@redhat.com>
15683 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
15685 2007-06-28 Geoffrey Keating <geoffk@apple.com>
15687 * doc/invoke.texi (C++ Dialect Options): Document
15688 fvisibility-ms-compat.
15689 * c.opt (fvisibility-ms-compat): New.
15691 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
15694 * tree-affine.c (aff_combination_add_elt): Handle
15695 pointer addition specially.
15697 2007-06-28 Jakub Jelinek <jakub@redhat.com>
15699 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
15700 decl is non-external for AIX ABI.
15702 2007-06-28 David Edelsohn <edelsohn@gnu.org>
15704 * config/rs6000/predicates.md (current_file_function_operand):
15705 Ensure the symbol is non-external for AIX ABI.
15707 2007-06-28 Nick Clifton <nickc@redhat.com>
15709 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
15710 (fdce, fdse, fpredictive-commoning): Likewise.
15712 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
15715 * gcc.c (process_command): Recognize the new -static-libgfortran
15718 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
15721 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
15722 Use a call clobbered hard reg instead of a pseudo reg.
15724 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15726 * config/sh/sh.md (load_gbr): Use correct operand constraint.
15728 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
15731 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
15732 REG_LIBCALL and REG_RETVAL notes.
15733 (divsi3, mulsi3): Likewise.
15734 (mulhisi3): Likewise. Use emit_libcall_block.
15735 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
15737 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
15739 PR rtl-optimization/32481
15740 * combine.c (adjust_for_new_dest): Rescan the changed insn.
15742 2007-06-27 Richard Sandiford <richard@codesourcery.com>
15744 * dce.c (deletable_insn_p_1): New function, split out from...
15745 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
15746 specially, not those inside PARALLELs. Remove BODY argument
15747 and adjust recursive call accordingly.
15748 (prescan_insns_for_dce): Update call to delete_insn_p.
15750 2007-06-27 Richard Guenther <rguenther@suse.de>
15752 PR middle-end/32492
15753 * tree.h (fold_convertible_p): Declare.
15754 * fold-const.c (fold_convertible_p): New function.
15755 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
15756 instead of lang_hooks.types_compatible_p.
15758 2007-06-26 Jan Hubicka <jh@suse.cz>
15760 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
15761 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
15762 early use validate_unshare_change.
15763 (reload_combine): Likewise.
15764 * recog.c (change_t): New field unshare.
15765 (validate_change_1): Rename from validate_change; add argument unshare.
15766 (validate_change): Turn into wrapper of validate_change_1; update
15767 prototype for bools.
15768 (validate_unshare_change): New.
15769 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
15770 calls of df_insn_rescan.
15771 * recog.h (validate_change): Replace ints by bools.
15772 (validate_unshare_change): Declare.
15774 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
15776 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
15778 2007-06-26 Steve Ellcey <sje@cup.hp.com>
15780 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
15782 2007-06-25 Jan Hubicka <jh@suse.cz>
15784 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
15786 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
15787 cgraph_decide_inlining_incrementally): Move uninlinability checks to
15788 places other call site specific checks are performed.
15790 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
15793 * tree-vect-transform.c (vectorizable_operation): Convert
15794 POINTER_PLUS_EXPR over to PLUS_EXPR.
15796 2007-06-25 Chao-ying Fu <fu@mips.com>
15798 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
15799 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
15800 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
15801 Document GET_MODE_IBIT, and GET_MODE_FBIT.
15803 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
15804 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
15805 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
15806 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
15807 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
15808 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
15809 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
15810 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
15811 ALL_FIXED_POINT_MODE_P): New define.
15812 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15814 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
15816 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
15817 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
15818 MODE_VECTOR_UACCUM): New mode classes.
15820 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
15821 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
15822 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
15825 * genmodes.c (struct mode_data): Add ibit and fbit fields.
15826 (blank_mode): Initialize ibit and fbit.
15827 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
15828 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15830 (new_adjust): Change required_class to required_class_from and
15831 required_class_to for testing within a range.
15832 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
15833 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
15834 MODE_VECTOR_UACCUM.
15835 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
15836 (make_fixed_point_mode): New.
15837 (_ADD_ADJUST): Change C to C1 and C2.
15838 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
15839 use a range for machine classes.
15840 (ADJUST_IBIT, ADJUST_FBIT): New.
15841 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
15843 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
15844 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
15845 Emit adjustment for ibit and fbit.
15846 (emit_mode_ibit, emit_mode_fbit): New.
15847 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
15849 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
15851 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
15852 as the source of the set.
15854 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
15856 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
15857 FP_REGNO_P): Use IN_RANGE.
15858 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
15859 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
15860 (DATA_REG_P): Use DATA_REGNO_P.
15861 (FP_REG_P): Use FP_REGNO_P.
15862 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
15863 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
15864 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
15866 2007-06-24 Jan Hubicka <jh@suse.cz>
15868 PR middle-end/30563
15869 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
15871 2007-06-24 Sebastian Pop <sebpop@gmail.com>
15873 PR middle-end/32461
15874 * fold-const.c (fold_binary): Strip nops of operand 0
15875 of BIT_NOT_EXPR before calling operand_equal_p.
15876 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
15877 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
15879 2007-06-23 Mark Mitchell <mark@codesourcery.com>
15881 * doc/extend.texi: Document that dllimport and dllexport imply
15882 default visibility.
15883 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
15884 imported or exported declaration, including type declarations.
15885 * c-common.c (handle_visibility_attribute): Check for conflicts
15886 with dllimport/dllexport.
15887 (c_determine_visibility): Handle dllimport/dllexport as an
15888 explicit visibility atttribute.
15890 2007-06-23 Richard Guenther <rguenther@suse.de>
15892 PR tree-optimization/16876
15893 PR middle-end/29478
15894 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
15896 * tree-inline.c (initialize_inlined_parameters): Do not call
15897 lang_hooks.tree_inlining.convert_parm_for_inlining.
15898 * cgraphbuild.c (initialize_inline_failed): Set inline failed
15899 reason for mismatched types.
15900 * gimplify.c (gimplify_call_expr): Verify the call expression
15901 arguments match the called function type signature. Otherwise
15902 mark the call expression to be not considered for inlining
15903 using CALL_CANNOT_INLINE_P flag.
15904 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
15905 edges call expression.
15906 (cgraph_decide_inlining_of_small_function): Likewise.
15907 (cgraph_decide_inlining): Likewise.
15908 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
15910 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
15911 * c-typeck.c (c_convert_parm_for_inlining): Remove.
15912 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
15913 Remove declaration.
15914 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
15915 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
15917 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
15918 convert_parm_for_inlining member.
15920 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
15923 * arm.md (negscc): Match the correct operand for optimized LT0 test.
15924 Remove optimization for GT.
15926 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
15928 PR middle-end/32437
15929 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
15931 (prescan_insns_for_dce): Add extra parameter.
15933 2007-06-23 Jan Hubicka <jh@suse.cz>
15935 PR middle-end/31541
15936 * gimplify.c (mark_addressable): New function.
15937 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
15939 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15941 PR middle-end/32374
15942 * expr.c (store_constructor): Do not clobber non-zeroed memory.
15944 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15947 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
15948 moves between MMX/SSE registers to at least 8 units to prevent
15949 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
15951 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15953 * config/i386/i386.c (override_options): Correct x86_sahf
15956 2007-06-21 David Daney <ddaney@avtrex.com>
15959 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
15960 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
15961 (exception_receiver): Renamed to ...
15962 (nonlocal_goto_receiver): ... this.
15964 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
15966 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
15967 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
15968 partial register accesses.
15970 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
15972 * fold-const.c (debug_fold_checksum): Move it under
15973 ENABLE_FOLD_CHECKING.
15975 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15977 PR middle-end/20623
15978 * tree.h (debug_fold_checksum): Declared.
15979 * fold-const.c (build_fold_addr_expr_with_type_1): New.
15980 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
15981 build_fold_addr_expr_with_type_1.
15982 (fold_addr_expr, debug_fold_checksum): New.
15983 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
15984 (fold_unary, fold_comparison, split_address_to_core_and_offset):
15985 Use fold_addr_expr.
15987 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15989 PR tree-optimization/19590
15990 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
15991 of scev is a constant.
15993 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15995 * df-problems.c (df_note_bb_compute): Made computation of live
15996 info consistent with df_lr.
15998 2007-06-21 Richard Guenther <rguenther@suse.de>
16000 PR tree-optimization/32453
16001 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
16002 for pointer anti-range.
16004 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
16006 * config/i386/i386.c (processor_target_table): Increase maximum
16007 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
16010 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
16011 byte alignment if > 8 byte alignment is preferred.
16012 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
16014 2007-06-21 Jakub Jelinek <jakub@redhat.com>
16016 PR tree-optimization/31866
16017 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
16018 if ASM_EXPR's input is not a SSA_NAME.
16020 PR middle-end/32362
16021 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
16022 but decl is a global var, instead return decl.
16023 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
16024 even for is_global_var decls, if they are private in some outer
16027 2007-06-21 Richard Guenther <rguenther@suse.de>
16029 PR tree-optimization/32451
16030 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
16032 2007-06-21 Christian Bruel <christian.bruel@st.com>
16034 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
16035 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
16036 (push_regs): Changed saving order or banked registers.
16037 (sh_expand_epilogue): Likewise.
16038 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
16039 (FIRST_BANKED_REG): Likewise.
16040 (LAST_BANKED_REG): Likewise.
16041 * config/sh/sh.md (banked) New attribute.
16042 (in_delay_slot): Check banked attribute.
16044 2007-06-20 Sebastian Pop <sebpop@gmail.com>
16046 PR tree-optimization/32075
16047 * tree-data-ref.c (subscript_dependence_tester_1,
16048 analyze_miv_subscript, analyze_overlapping_iterations,
16049 add_distance_for_zero_overlaps, build_classic_dist_vector,
16050 subscript_dependence_tester_1, analyze_overlapping_iterations,
16051 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
16052 compute_affine_dependence, compute_all_dependences): Pass loop_nest
16053 to evolution_function_is_affine_multivariate_p.
16055 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
16057 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
16059 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
16062 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
16064 * config/m32c/prologue.md (epilogue_exitd_16): New.
16065 (epilogue_reit_16): New.
16066 (epilogue_exitd): Rename to epilogue_exitd_24.
16067 (epilogue_reit): Rename to epilogue_reit_24.
16069 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
16070 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
16072 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
16074 * haifa-sched.c (queue_to_ready): Don't requeue next insn
16075 if dbg_cnt (sched_insn) reaches the limit.
16076 (choose_ready): New parameter INSN_PTR and new return value.
16077 (schedule_block): Handle dbg_cnt (sched_insn). Handle
16078 the new return value from choose_ready.
16079 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
16080 (rest_of_handle_global_alloc): New global_alloc_at_func.
16082 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
16084 PR tree-optimization/25737
16085 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
16086 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
16087 * tree-flow.h (struct fieldoff): Add new field alias_set.
16088 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
16089 argument addressable_type. Set alias_set of fieldoff.
16090 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
16091 (create_overlap_variables_for): Pass alias_set from fieldoff to
16093 * alias.c (get_alias_set): Use alias_set from SFT if set.
16095 2007-06-20 Hui-May Chang <hm.chang@apple.com>
16097 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
16098 of a variable as an unsigned HOST_WIDE_INT integer.
16100 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
16102 PR rtl-optimization/32405
16103 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
16105 2007-06-20 Jakub Jelinek <jakub@redhat.com>
16107 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
16109 PR middle-end/31959
16110 * builtins.c: Include diagnostic.h.
16111 (expand_builtin_expect): Make gcc_assert more permissive.
16112 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
16114 PR inline-asm/32109
16115 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
16118 PR middle-end/32285
16119 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
16120 if ACCUMULATE_OUTGOING_ARGS.
16122 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16124 * config/m68hc11/m68hc11.c: Include dataflow header file.
16125 (m68hc11_reorg): Port to dataflow.
16127 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
16129 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
16130 (struct df_problem.free_blocks_on_set_blocks): New field.
16131 (struct dataflow.optional_p): New field.
16132 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16133 (df_live_set_all_dirty): New function.
16134 * df-scan.c (df_scan_alloc): Initialize optional_p.
16135 (problem_SCAN): Initialize free_blocks_on_set_blocks.
16136 * df-core.c (df_set_blocks): Removed use of
16137 DF_FIRST_OPTIONAL_PROBLEM. Now uses
16138 df_problem.free_blocks_on_set_blocks to determine which blocks are
16140 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
16141 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
16142 uses dataflow.optional_p to determine if problem should be
16144 (rest_of_handle_df_initialize): Only start live problem if
16146 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
16147 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
16148 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
16149 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
16150 problem_NOTE): Initialize free_blocks_on_set_blocks.
16151 (df_lr_bb_local_compute): Recompute luids if df_live problem is
16153 (df_live_set_all_dirty, df_note_alloc): New function.
16154 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
16156 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
16157 * postreload.c (reload_combine): Ditto.
16158 * cse.c (cse_extended_basic_block): Ditto.
16159 * regmove.c (mark_flags_life_zones): Ditto.
16160 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
16161 erase_matching_seqs): Ditto.
16162 * bt-load.c (compute_defs_uses_and_gen): Ditto.
16163 * integrate (allocate_initial_values): Ditto.
16164 * combine.c (reg_dead_at_p): Ditto.
16165 * resource.c (mark_target_live_regs): Ditto.
16166 * sched-rgn.c (check_live_1, update_live_1): Ditto.
16167 * config/sh/sh.c (find_r0_life_regions): Ditto.
16168 * global.c (rest_of_handle_global_alloc): Only add back df_live
16170 * local-alloc.c (rest_of_handle_local_alloc): Only remove
16171 df_live for -O > 1.
16172 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
16174 (if_convert): Make sure df_live is there at -O == 1.
16175 (pass_if_after_combine): Cleanup flags.
16176 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
16177 is there at -O == 1.
16179 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
16181 * config/arm/arm.c (arm_get_frame_offsets): Set
16182 offsets->locals_base to avoid negative stack size.
16183 (thumb1_expand_prologue): Assert on negative stack size.
16185 2007-06-19 Sebastian Pop <sebpop@gmail.com>
16187 PR tree-optimization/32367
16188 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
16189 of the chrec has no evolution in that loop.
16190 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
16192 2007-06-19 Bob Wilson <bob.wilson@acm.org>
16194 * config/xtensa/xtensa.c: Include "df.h".
16195 (xtensa_builtin_saveregs): Use adjust_address instead of
16197 (xtensa_va_start): Invoke make_tree with sizetype for
16198 expand_builtin_saveregs and then convert the result to a pointer.
16199 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
16200 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
16201 Subtract argument size from index value as integers and then use
16202 POINTER_PLUS_EXPR to add the result to the array address.
16204 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16207 * config/m32c/m32c.c: Include dataflow header file.
16208 (m32c_emit_prologue): Adjust for prologue insn change.
16209 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
16210 once inside a PARALLEL. Assume frame size passed in operand 0
16211 includes space to save the fb register.
16212 (prologue_enter_24): Likewise.
16213 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
16215 2007-06-19 David Daney <ddaney@avtrex.com
16218 * config/mips/mips.md (cprestore): Mark $gp as used.
16220 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
16223 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
16224 (frv_ifcvt_modify_insn): Likewise.
16226 2007-06-19 Richard Guenther <rguenther@suse.de>
16228 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
16229 only handle positive offsets that fit in a HOST_WIDE_INT.
16231 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
16233 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
16234 result of rsqrt insn for zero input argument to avoid NaN.
16236 2007-06-19 Richard Guenther <rguenther@suse.de>
16238 PR middle-end/31950
16239 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
16241 2007-06-19 Jakub Jelinek <jakub@redhat.com>
16243 PR tree-optimization/32353
16244 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
16246 2007-06-19 Nick Clifton <nickc@redhat.com>
16248 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
16250 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16253 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
16254 * config/i386/i386.c (assign_386_stack_local): Assert that
16255 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
16256 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
16257 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
16258 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
16260 2007-06-18 Steve Ellcey <sje@cup.hp.com>
16262 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
16264 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
16266 PR rtl-optimization/32321
16267 * gcse.c (replace_store_insn): Update the note before
16268 calling emit_insn_after.
16270 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
16272 PR middle-end/32355
16273 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
16275 * df-problems.c (df_note_bb_compute): Fix dumping info.
16277 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
16279 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
16280 insn with emit_jump_insn.
16282 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
16284 PR tree-optimization/32383
16285 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
16286 * targhooks.h (default_builtin_reciprocal): Update prototype.
16287 * target.h (struct gcc_target): Update builtin_reciprocal.
16288 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
16289 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
16290 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
16291 when fndecl is in BUILT_IN_MD class.
16292 (execute_convert_to_rsqrt): Ditto.
16294 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
16295 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
16296 Convert BUILT_IN_SQRTF code only when md_fn is false.
16298 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
16300 * bt-load.c (move_btr_def): Fix the order of arguments
16301 to validate_replace_rtx.
16303 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
16305 * config/m68k/m68k-devices.def: Add 54450..54455.
16307 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
16309 PR rtl-optimization/32366
16310 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
16311 FLOAT_EXTEND]: Prevent non-scalar modes from entering
16314 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16316 PR middle-end/32349
16317 * modulo-sched (generate_reg_moves): Added rescan parameter and if
16318 this is true, rescan insn being modified.
16319 (sms_schedule): Added rescan parameter.
16320 (rest_of_handle_sms): Moved freeing of dominance info to before
16321 getting out of cfg_layout.
16323 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
16325 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
16326 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
16329 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
16330 FL_CF_EMAC from the entry for isac.
16332 * config/m68k/predicates.md (const_call_operand): Adjust comment.
16333 (const_sibcall_operand): New.
16334 (sibcall_operand): Use it.
16335 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
16336 (m68k_isas): ISAC does not imply FPU or EMAC.
16337 (override_options): Add ISA_C logic for symbolic jump & call.
16339 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
16341 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
16342 return mode from the builtin itself.
16343 (sparc_fold_builtin): Fix cast of zero constant.
16345 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
16347 * targhooks.c (default_builtin_reciprocal): New default target hook.
16348 * targhooks.h (default_builtin_reciprocal): Add prototype.
16349 * hooks.c (hook_tree_tree_bool_null): Remove hook.
16350 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
16351 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
16352 default_builtin_reciprocal.
16354 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
16356 PR middle-end/31723
16357 * hooks.c (hook_tree_tree_bool_null): New hook.
16358 * hooks.h (hook_tree_tree_bool_null): Add prototype.
16359 * tree-pass.h (pass_convert_to_rsqrt): Declare.
16360 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
16361 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
16362 and convert it to reciprocal a*rfunc(b).
16363 (execute_convert_to_rsqrt): New function.
16364 (gate_convert_to_rsqrt): New function.
16365 (pass_convert_to_rsqrt): New pass definition.
16366 * target.h (struct gcc_target): Add builtin_reciprocal.
16367 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
16368 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
16369 TARGET_BUILTIN_RECIPROCAL.
16370 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
16372 * config/i386/i386.h (TARGET_RECIP): New define.
16373 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
16374 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16375 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16376 and not optimizing for size.
16377 (*rcpsf2_sse): New insn pattern.
16378 (*rsqrtsf2_sse): Ditto.
16379 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
16380 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16381 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16382 and not optimizing for size.
16383 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
16384 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16385 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16386 and not optimizing for size.
16387 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
16388 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16389 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16390 and not optimizing for size.
16391 (*sse_rsqrtv4sf2): Do not export.
16392 (sqrtv4sf2): Ditto.
16393 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
16394 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
16395 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
16396 and not optimizing for size.
16397 (sqrtv4sf2): Ditto.
16398 * config/i386/i386.opt (mrecip): New option.
16399 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
16400 (ix86_emit_swsqrtsf): Ditto.
16401 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
16402 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
16403 builtin definition.
16404 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
16405 ix86_expand_unop1_builtin.
16406 (ix86_emit_swdivsf): New function.
16407 (ix86_emit_swsqrtsf): Ditto.
16408 (ix86_builtin_reciprocal): New function.
16409 (TARGET_BUILTIN_RECIPROCAL): Use it.
16410 (ix86_vectorize_builtin_conversion): Rename from
16411 ix86_builtin_conversion.
16412 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
16413 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
16414 "i386 and x86_64 Options" section.
16415 (Intel 386 and AMD x86_64 Options): Document -mrecip.
16417 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
16418 Zdenek Dvorak <dvorakz@suse.cz>
16419 Richard Guenther <rguenther@suse.de>
16420 Kaz Kojima <kkojima@gcc.gnu.org>
16422 * tree-vrp.c (compare_values_warnv): Convert val2 to
16424 (extract_range_from_assert): Create
16425 POINTER_PLUS_EXPR for pointer types.
16426 (extract_range_from_binary_expr): Handle
16427 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
16429 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
16430 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
16431 POINTER_PLUS_EXPR as PLUS_EXPR.
16432 (number_of_iterations_lt_to_ne):
16433 For pointer types, use sizetype when
16434 creating MINUS_EXPR/PLUS_EXPRs.
16435 (assert_loop_rolls_lt): For pointer types, use sizetype when
16436 creating MINUS_EXPR/PLUS_EXPRs.
16437 (number_of_iterations_le): Likewise.
16438 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
16439 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
16440 like PLUS_EXPR and MINUS_EXPR.
16441 * tree-pretty-print.c (dump_generic_node): Handle
16443 (op_prio): Likewise.
16444 (op_symbol_1): Likewise.
16445 * optabs.c (optab_for_tree_code): Likewise.
16446 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
16448 * tree-tailcall.c (process_assignment): Mention
16449 POINTER_PLUS_EXPR in a TODO comment.
16450 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
16451 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
16452 not used with a pointer and an integer type.
16453 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
16454 increment using chrec_convert_rhs instead of chrec_convert.
16455 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
16456 PLUS_EXPR except for the right hand side's type will be
16458 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
16459 (fold_used_pointer_cast): Kill.
16460 (pointer_offset_p): Kill.
16461 (fold_used_pointer): Kill.
16462 (pointer_used_p): Kill.
16463 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
16464 call fold_used_pointer.
16465 (instantiate_parameters_1): Convert the increment
16466 using chrec_convert_rhs instead of chrec_convert.
16467 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
16468 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
16469 instead of PLUS_EXPR.
16470 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
16471 PLUS_EXPR for pointers.
16472 (std_gimplify_va_arg_expr): Likewise.
16473 (fold_builtin_memory_op): Likewise.
16474 (fold_builtin_strstr): Likewise.
16475 (fold_builtin_strchr): Likewise.
16476 (fold_builtin_strrchr): Likewise.
16477 (fold_builtin_strpbrk): Likewise.
16478 (expand_builtin_memory_chk): Likewise.
16479 (fold_builtin_memory_chk): Likewise.
16480 (std_expand_builtin_va_start): Use
16481 sizetype for the call to make_tree and then convert
16482 to the pointer type.
16483 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
16484 instead of PLUS_EXPR for adding to a pointer.
16485 (std_gimplify_va_arg_expr): Use fold_build2 for
16486 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
16487 the operands to sizetype first and then cast the BIT_AND_EXPR
16488 back to the pointer type.
16489 * fold-const.c (build_range_check): Handle pointer types
16491 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
16492 of PLUS_EXPR's. Make sure the offset is converted to
16494 (try_move_mult_to_index): Strip the NOPs from the offset.
16495 Remove code argument and replace all uses with PLUS_EXPR.
16496 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
16497 specially. Don't use a pointer type for MINUS_EXPR.
16498 (fold_unary): Handle for (T1)(X op Y),
16499 only p+ as that is the only as that can be handled for
16500 binary operators now.
16501 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
16503 <case PLUS_EXPR>: Add folding of PTR+INT into
16505 Don't call try_move_mult_to_index.
16506 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
16507 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
16508 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
16509 Don't call try_move_mult_to_index.
16510 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
16511 (tree_expr_nonzero_p): Likewise.
16512 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
16513 of PLUS_EXPR for the complex expression folding.
16514 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
16515 first chrec is a pointer type, then the second should
16516 be sizetype and not the first's type.
16517 For POINTER_PLUS_EXPR, use a different right hand side type.
16518 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16519 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
16520 different right hand side type.
16521 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16522 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
16523 instead of PLUS_EXPR.
16524 When either operand is zero, convert the other operand.
16525 (chrec_apply): Use chrec_convert_rhs
16526 on the argument x instead of chrec_convert.
16527 (reset_evolution_in_loop): For pointer types, the new_evol
16528 should be sizetype.
16529 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
16530 different right hand side type.
16531 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16532 (chrec_convert_rhs): New function.
16533 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
16534 different right hand side type.
16535 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
16536 * tree-chrec.h (chrec_convert_rhs): New prototype.
16537 (build_polynomial_chrec): For pointer types, the right hand
16538 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
16539 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
16540 Remove subtraction case as it is always addition now.
16541 Make sure the offset is converted to sizetype.
16542 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
16543 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
16544 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
16545 PLUS_EXPR in pointer type.
16546 Handle POINTER_PLUS_EXPR.
16547 (tree_to_aff_combination): Likewise.
16548 (force_expr_to_var_cost): Likewise.
16549 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
16550 instead of PLUS_EXPR for pointers.
16551 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
16552 instead of PLUS_EXPR of pointer types.
16553 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
16555 (check_va_list_escapes): Likewise.
16556 (check_all_va_list_escapes): Likewise.
16557 * dwarf2out.c (loc_descriptor_from_tree_1):
16558 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
16559 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
16560 (string_constant): Likewise.
16561 * tree-ssa-address.c (tree_mem_ref_addr): When adding
16562 the offset to the base, use POINTER_PLUS_EXPR.
16563 (add_to_parts): Convert the index to sizetype.
16564 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
16565 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
16566 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
16567 Offset only holds something for PLUS_EXPR.
16568 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
16570 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
16572 (analyze_accesses_for_modify_stmt): Likewise.
16573 Remove comment about the type being integral type as it is
16575 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
16577 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
16579 Correct the type which the artimentic is done in (is now
16582 * tree-data-ref.c (split_constant_offset): Handle
16584 * tree-affine.c (tree_to_aff_combination): Likewise.
16585 * c-typeck.c (build_unary_op): For pointers create the increment
16586 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
16588 * gimplify.c (gimplify_self_mod_expr): Create a
16589 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16590 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
16591 * tree.def (POINTER_PLUS_EXPR): New tree code.
16592 * tree-predcom.c (ref_at_iteration): If we have a pointer
16593 type do the multiplication in sizetype.
16594 * tree-mudflap.c (mf_xform_derefs_1): Create a
16595 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16596 * tree-ssa-forwprop.c
16597 (forward_propagate_addr_into_variable_array_index):
16598 Don't expect there to be a cast for the index as that
16599 does not exist anymore.
16600 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
16601 instead of PLUS_EXPR.
16602 Don't check for the first operand of the POINTER_PLUS_EXPR
16603 was the index as it cannot be.
16604 Call forward_propagate_addr_into_variable_array_index with
16605 the SSA_NAME instead of the statement.
16606 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
16607 (compare_constant): Likewise.
16608 (copy_constant): Likewise.
16609 (compute_reloc_for_constant): Likewise.
16610 (output_addressed_constants): Likewise.
16611 (initializer_constant_valid_p): Likewise.
16612 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
16613 Convert the MIN/MAX of the inner type to the outer
16614 type before comparing them.
16615 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
16616 POINTER_PLUS_EXPR instead of PLUS_EXPR.
16617 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
16618 of PLUS_EXPR for pointers.
16619 * tree-inline.c (estimate_num_insns_1): Handle
16621 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
16622 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16623 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
16624 instead of PLUS_EXPR for the pointer increment statement.
16625 (vect_update_ivs_after_vectorizer): For pointer types, create
16626 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
16627 MULT_EXPR in sizetype.
16628 (vect_gen_niters_for_prolog_loop): Add a cast when creating
16630 * tree-object-size.c (plus_expr_object_size): Handle
16631 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
16632 code which is trying to figure out which side is a pointer and
16634 (check_for_plus_in_loops_1): Likewise.
16635 (check_for_plus_in_loops): Likewise.
16636 * c-common.c (pointer_int_sum): Create a
16637 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
16638 * tree-ssa-structalias.c (handle_ptr_arith): Handle
16639 only POINTER_PLUS_EXPR. Removing all the extra
16640 code which is trying to figure out which side is a pointer and
16642 * tree-cfg.c (verify_expr): Add extra checking for pointers and
16643 PLUS_EXPR and MINUS_EXPR.
16644 Also add checking to make sure the operands of POINTER_PLUS_EXPR
16646 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
16647 with make_tree, instead of a pointer type.
16648 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
16649 for pointers instead of PLUS_EXPR.
16650 (s390_gimplify_va_arg): Likewise.
16651 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
16652 instead of PLUS_EXPR when doing addition on pointer
16653 types. Use sizetype for the second operand.
16654 (spu_gimplify_va_arg_expr): Likewise.
16655 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
16656 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
16657 a pointer. Don't create a BIT_AND_EXPR for pointer types.
16658 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
16659 for the pointer addition and also use size_int/sizetype
16661 (ix86_gimplify_va_arg): Likewise.
16662 Perform BIT_AND_EXPR on sizetype arguments.
16663 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
16664 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
16665 for the pointer additions and also use size_int for the offsets.
16666 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
16667 additions and also use size_int for the offsets. Perform
16668 BIT_AND_EXPR on sizetype arguments.
16669 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
16670 POINTER_PLUS_EXPR for pointers and create the
16671 BIT_AND_EXPR in sizetype.
16672 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
16673 instead of PLUS_EXPR for pointer addition.
16674 (rs6000_va_start): Likewise.
16675 Also use sizetype for the offset.
16676 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
16677 as PLUS_EXPR/MINUS_EXPR.
16678 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
16679 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
16680 Don't use BIT_AND_EXPR on a pointer type, convert the
16681 expression to sizetype first.
16682 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
16684 (mips_gimplify_va_arg_expr): Likewise.
16685 Don't create BIT_AND_EXPR in a pointer type.
16687 2007-06-15 Eric Christopher <echristo@apple.com>
16689 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
16690 (x86_64-*-darwin*): Ditto.
16691 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
16694 2007-06-15 Matthew Wilcox <matthew@wil.cx>
16696 * doc/extend.texi: Document behavior of __attribute__((aligned))
16699 2007-06-15 Mark Mitchell <mark@codesourcery.com>
16701 * rtlanal.c (note_stores): Improve documentation.
16703 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
16705 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
16706 LOCAL_LABEL_PREFIX): Delete.
16707 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
16708 (bfin_internal_label): Delete.
16710 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
16712 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
16713 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
16714 otherwise define to LIBGCC2_TF_CEXT.
16715 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
16716 (LIBGCC_TF_CEXT): Ditto.
16719 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
16721 PR rtl-optimization/32339
16722 * df-scan.c (df_uses_record): Don't modify flags but just add to
16723 it for df_ref_record.
16725 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
16727 * tree-mudflap.c: Fix whitespace issues.
16729 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
16731 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
16733 2007-06-14 Eric Christopher <echristo@apple.com>
16735 * config/i386/sse.md (movdi_to_sse): Rewrite body.
16736 (movv4sf): Use gcc_unreachable instead of abort.
16738 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16741 * config/i386/sfp-machine.h (CMPtype): New define.
16742 (mach stubs): Use CMPtype instead of int as a return type.
16744 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
16746 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
16747 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
16748 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
16749 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
16750 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
16751 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
16752 config/soft-fp/soft-fp.h: Update from glibc CVS.
16754 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
16756 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
16758 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
16761 * config/v850/v850.c: Include dataflow header file.
16762 (substitute_ep_register): Fix typo.
16764 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16766 * configure.ac: Fix earlier checkin.
16767 * configure: Regenerated.
16769 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16771 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
16772 * aclocal.m4: Regenerate.
16773 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
16774 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
16775 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
16776 * configure: Regenerate.
16777 * Makefile.in (LOOSE_WARN): Subst loose_warn.
16779 * Makefile.in (quickstrap): Build libgcc too.
16781 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
16783 * configure.ac: Add --enable-checking=df. Explicitly mention that
16784 the variables are initialized as for "release".
16785 * df-core.c: Use it.
16786 * configure: Regenerate.
16787 * config.in: Regenerate.
16789 2007-06-14 Bob Wilson <bob.wilson@acm.org>
16791 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
16792 validate_replace_rtx instead of replace_rtx.
16793 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
16795 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
16797 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
16798 (DWARF2_UNWIND_INFO): Override default if configured with
16800 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
16801 (ENDFILE_SPEC): Add crtend.o.
16802 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
16803 (ENDFILE_SPEC): Add crtend.o.
16804 (TARGET_USE_JCR_SECTION): Define.
16805 (MD_UNWIND_SUPPORT): Define for 32-bit target.
16807 * config/i386/cygming-crtbegin.c: New file.
16808 * config/i386/cygming-crtend.c: New file.
16810 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
16812 * config/i386/w32-unwind.h: New file.
16814 2007-06-13 Eric Christopher <echristo@apple.com>
16816 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
16817 the user set a value below STACK_BOUNDARY.
16819 2007-06-13 Thiemo Seufer <ths@networkno.de>
16821 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
16822 imply -lpthread for -pthread.
16824 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
16826 * basic-block.h: Remove the prototype for
16827 free_basic_block_vars.
16828 * cfglayout.h: Remove the prototype for
16829 insn_locators_initialize.
16830 * tree.h: Remove the prototype for emit_line_note.
16832 * tree-ssa-pre.c (mergephitemp): Remove.
16833 (init_pre): Don't use mergephitemp.
16835 2007-06-13 Eric Christopher <echristo@apple.com>
16837 * config/i386/i386.c (override_options): If we've specified
16838 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
16840 2007-06-13 Bob Wilson <bob.wilson@acm.org>
16842 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
16845 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
16847 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
16848 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
16849 (eh_store_handler): New pattern.
16850 (eh_return): Emit it instead of a plain move.
16852 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
16854 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
16855 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
16856 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
16859 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
16861 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
16862 (find_next_insn_start, find_load): New functions.
16863 (bfin_reorg): Use them to deal with the fact that parallel insns are
16864 no longer represented as a SEQUENCE.
16866 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
16868 * config/sparc/sparc.c (sparc_override_options): Initialize
16869 fpu mask correctly.
16871 2007-06-13 Dave Korn <dave.korn@artimi.com>
16873 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
16875 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
16877 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
16878 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
16879 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
16880 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
16881 tree-vect-transform.c: Fix comment typos. Follow spelling
16884 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16886 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
16887 to the exit block use set.
16888 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
16889 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
16890 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
16892 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16894 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
16895 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
16896 to indicate an error.
16897 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
16899 (dbg_cnt_process_opt): Print an error on a bad argument.
16900 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
16901 * common.opt (-fdbg-cnt-list): New.
16902 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
16904 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
16906 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
16907 flag on ref-all pointers.
16909 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16911 PR middle-end/31579
16912 * expr.c (expand_expr_addr_expr_1): Call expand_expr
16913 for the offset with the modifier as EXPAND_INITIALIZER
16914 if the modifier is EXPAND_INITIALIZER.
16915 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
16916 a register if we had an overflow.
16918 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16920 * real.c (real_isfinite): New.
16921 (real_sqrt): Use it.
16922 * real.h (real_isfinite): New.
16923 * builtins.c: Use it.
16925 2007-06-12 Ian Lance Taylor <iant@google.com>
16926 Daniel Berlin <dberlin@dberlin.org>
16929 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
16930 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
16931 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
16932 (DECL_NO_TBAA_P): Define.
16933 (struct tree_decl_common): Add no_tbaa_flag field.
16934 * tree-ssa-structalias.c (struct variable_info): Add
16935 no_tbaa_pruning field.
16936 (new_var_info): Initialize no_tbaa_pruning field.
16937 (unify_nodes): Copy no_tbaa_pruning field.
16938 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16939 (dump_solution_for_var): Print no_tbaa_pruning flag.
16940 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
16942 (compute_tbaa_pruning): New static function.
16943 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
16944 Call compute_tbaa_pruning.
16945 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
16946 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16947 * gimple-low.c (lower_stmt): Likewise.
16948 * tree-gimple.c (is_gimple_stmt): Likewise.
16949 * tree-ssa-operands.c (get_expr_operands): Likewise.
16950 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16951 * tree-inline.c (estimate_num_insns_1): Likewise.
16952 (copy_result_decl_to_var): Likewise.
16953 * expr.c (expand_expr_real_1): Likewise.
16954 * tree-pretty-print.c (dump_generic_node): Likewise.
16955 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
16956 * omp-low.c (omp_copy_decl_2): Likewise.
16957 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
16958 * doc/c-tree.texi (Expression trees): Document
16959 CHANGE_DYNAMIC_TYPE_EXPR.
16961 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16963 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
16964 with !HONOR_NANS and !HONOR_INFINITIES.
16965 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
16967 2007-06-12 Tristan Gingold <gingold@adacore.com>
16969 * gcov.c: Comments updated.
16970 (source_info): Add file_time field.
16971 (source_index): New variable.
16972 (mutiple_files): New variable.
16973 (generate_results): New function extracted from process_file.
16974 (process_file): Save and restore chain of functions, generate
16975 results and free structures only if not merging results.
16976 (release_structures): File names are now freed in create_file_names
16977 (create_file_names): Free previous file names.
16978 (find_source): File date is now read here and modifications in
16979 source files is checked here.
16980 (read_graph_file): Only reverse order of functions for the current
16982 (make_gcov_file_name): Do not generate long names if input_name is
16984 (output_lines): If merging results do not display graph, data and
16986 Checking source file modification is done in find_source.
16988 * doc/gcov.texi: Append an s to sourcefile.
16990 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
16992 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
16993 (forced_nop): New pattern.
16994 * config/bfin/bfin.c: Include "df.h".
16995 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
16996 (bfin_discover_loop): Use df_get_live_in instead of
16997 global_live_at_start.
16998 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
16999 df_analyze when done.
17000 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
17001 the insns. Use QImode for the final insn in a bundle. Call
17002 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
17004 (reorder_var_tracking_notes): New function.
17005 (bfin_reorg): Pass no argument to split_all_insns. Don't call
17006 update_life_info. Call df_analyze after scheduling and bundle
17007 generation. Call reorder_var_tracking_notes if generating these
17008 notes. Call df_finish_pass at the end.
17010 2007-06-12 Dirk Mueller <dmueller@suse.de>
17012 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
17013 a comparison, not an assignment.
17015 2007-06-12 Olivier Hainque <hainque@adacore.com>
17017 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
17018 Request walking the subtrees only, leaving the current is_lhs/val_only
17020 (convert_non_local_reference): Likewise.
17022 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
17024 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
17026 2007-06-12 Richard Guenther <rguenther@suse.de>
17028 PR tree-optimization/15353
17029 PR tree-optimization/31657
17030 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
17031 * timevar.def: Add TV_TREE_IFCOMBINE.
17032 * tree-pass.h (pass_tree_ifcombine): Declare.
17033 * tree-ssa-ifcombine.c: New file.
17034 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
17035 * tree-flow.h (blocks_in_phiopt_order): Declare.
17036 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
17037 (tree-ssa-ifcombine.o): New dependencies.
17039 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17041 PR rtl-optimization/32293
17042 * combine.c (simplify_if_then_else): Truncate return from
17043 nonzero_bits() to correct mode.
17045 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
17047 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
17048 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
17050 2007-06-11 Diego Novillo <dnovillo@google.com>
17052 * Makefile.in (reload1.o-warn): Remove.
17054 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
17056 * combine.c (subst): Use reg_overlap_mentioned_p
17057 instead of comparing register numbers directly.
17059 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17061 * reload1.c (mark_home_live_1): Use the mode parameter.
17063 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
17065 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
17066 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
17068 * df-core.c: Ditto.
17070 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
17072 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
17074 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17076 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
17077 from integer registers.
17078 (FP mode splitters): Handle TFmode.
17080 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
17082 * tree-ssa-structalias.c (find_what_p_points_to): Return false
17083 for ref-all pointers that point-to anything.
17085 2007-06-11 Joseph Myers <joseph@codesourcery.com>
17087 * config/arm/arm.c (arm_output_dwarf_dtprel,
17088 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
17090 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
17092 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
17093 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
17096 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
17098 * tree.c (signed_or_unsigned_type_for): New.
17099 (unsigned_type_for): Use signed_or_unsigned_type_for.
17100 (signed_type_for): Use signed_or_unsigned_type_for.
17101 * tree.h (signed_or_unsigned_type_for): New.
17102 (get_signed_or_unsigned_type): Remove.
17103 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
17104 lang_hooks.types.signed_type
17105 (size_diffop): Likewise.
17106 (all_ones_mask_p): Likewise.
17107 (build_range_check): Likewise.
17108 (fold_cond_expr_with_comparison): Likewise.
17109 (fold_cond_expr_with_comparison): Likewise.
17110 (unextend): Likewise.
17111 (extract_muldiv_1): Likewise.
17112 (fold_single_bit_test_into_sign_test): Likewise.
17113 (fold_binary): Likewise.
17114 (fold_ternary): Likewise.
17115 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
17116 instead of get_signed_or_unsigned_type.
17117 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
17118 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17119 * expr.c (signed_or_unsigned_type_for): Use
17120 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
17121 * langhooks.c (get_signed_or_unsigned_type): Remove.
17122 (lhd_signed_or_unsigned_type): Remove.
17123 * langhooks.h (lang_hooks_for_types): Remove signed_type and
17124 signed_or_unsigned_type.
17125 (lhd_signed_or_unsigned_type): Remove.
17126 * expmed.c (make_tree): Use signed_type_for instead of
17127 lang_hooks.types.signed_type.
17128 * c-common.c (same_scalar_type_ignoring_signedness): Use
17129 c_common_signed_type instead of lang_hooks.types.signed_type.
17130 (c_common_unsigned_type): New.
17131 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
17132 (shorten_compare): Use c_common_unsigned_type instead of
17133 c_common_signed_or_unsigned_type.
17134 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
17136 * convert.c (convert_to_integer): Use signed_type_for instead of
17137 lang_hooks.types.signed_type.
17138 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
17139 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
17140 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
17141 * c-format.c (check_format_types): Use c_common_unsigned_type
17142 instead of unsigned_type_for.
17143 * c-decl.c (groakdeclarator): Likewise.
17144 * c-typeck.c (convert_for_assignment): Likewise.
17145 * c-common.h (c_common_unsigned_type): New.
17147 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17150 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
17151 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
17153 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
17155 PR middle-end/32279
17156 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
17157 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
17159 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
17160 Sebastian Pop <sebpop@gmail.com>
17162 * lambda-code.c (remove_iv): New.
17163 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
17165 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
17167 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
17168 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
17169 * tree-ssa-loop-prefetch.c: Include optabs.h.
17170 (FENCE_FOLLOWING_MOVNT): New macro.
17171 (struct mem_ref): Add independent_p and storent_p fields.
17172 (record_ref): Initalize the new fields.
17173 (gather_memory_references_ref): Return true if the reference
17175 (gather_memory_references): Check whether all memory accesses
17176 in loop were recorded.
17177 (should_issue_prefetch_p): Return false for nontemporal stores.
17178 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
17179 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
17180 (determine_loop_nest_reuse): Detect independent memory references.
17181 (loop_prefetch_arrays): Call mark_nontemporal_stores.
17182 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
17183 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
17184 * config/i386/i386.h (x86_mfence): Declare.
17185 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
17186 * config/i386/i386.c (x86_mfence): New variable.
17187 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
17189 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
17190 * optabs.c (init_optabs): Initialize storent_optab.
17191 * optabs.h (enum optab_index): Add OTI_storent.
17192 (storent_optab): Declare.
17193 * genopinit.c (optabs): Add initialization for storent_optab.
17194 * tree.h (MOVE_NONTEMPORAL): New macro.
17195 * expr.c (expand_assignment, store_expr, store_constructor_field,
17196 store_constructor, store_field, expand_expr_real_1): Propagate
17197 nontemporality of the expanded store.
17198 (emit_storent_insn): New function.
17199 * expr.h (expand_assignment, store_expr): Declaration changed.
17200 * function.c (assign_parm_setup_reg): Pass false as nontemporality
17201 to expand_assignment.
17202 * stmt.c (expand_asm_expr): Ditto.
17203 * calls.c (initialize_argument_information): Pass false as
17204 nontemporality to store_expr.
17205 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
17208 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17210 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
17212 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
17214 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
17216 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
17217 and allow DECL_P here.
17219 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
17221 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
17222 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
17223 track of the size of the expression.
17224 * cfghooks.c (merge_blocks): Remove block from loops structure only
17225 after call of the merge_blocks hook.
17227 2007-06-09 Tom Tromey <tromey@redhat.com>
17229 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
17230 (deprecated_state): Removed.
17231 (start_decl): Update.
17232 (enum deprecated_states): Moved earlier.
17233 (groktypename): Update.
17234 (push_parm_decl): Likewise.
17235 (grokfield): Likewise.
17236 (start_function): Likewise.
17238 2007-06-09 Ian Lance Taylor <iant@google.com>
17240 PR tree-optimization/32169
17241 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
17242 CONVERT_EXPR, check whether min and max both converted to an
17243 overflow infinity representation.
17245 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
17247 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
17248 not inserted on the edge.
17250 2007-06-08 Bob Wilson <bob.wilson@acm.org>
17252 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
17253 instructions if they are supported.
17254 (__divsi3, __umodsi3, __modsi3): Likewise.
17255 (__ashldi3, __ashrdi3, __lshrdi3): New.
17256 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
17258 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
17259 Tony Linthicum <tony.linthicum@amd.com>
17261 * doc/invoke.texi: Add fvect-cost-model flag.
17262 * common.opt (fvect-cost-model): New flag.
17263 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
17264 cost fields in stmt_vec_info struct for STMT.
17265 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
17266 fields in stmt_vec_info struct and access functions for the same.
17267 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
17268 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
17269 load, store and vector to scalar operation.
17270 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
17271 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
17272 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
17273 (TARG_VEC_STORE_COST): Define cost of vector store.
17274 (vect_estimate_min_profitable_iters): Define new function.
17275 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
17276 check to evaluate if loop iterations are less than minimum profitable
17277 iterations determined by cost model or minimum vect loop bound defined
17278 by user, whichever is more conservative.
17279 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
17280 run-time check to evaluate if loop iterations are less than minimum
17281 profitable iterations determined by cost model or minimum vect loop
17282 bound defined by user, whichever is more conservative.
17283 (vect_estimate_min_profitable_iterations): New function to estimate
17284 mimimimum iterartions required for vector version of loop to be
17285 profitable over scalar version.
17286 (vect_model_reduction_cost): New function.
17287 (vect_model_induction_cost): New function.
17288 (vect_model_simple_cost): New function.
17289 (vect_cost_strided_group_size): New function.
17290 (vect_model_store_cost): New function.
17291 (vect_model_load_cost): New function.
17292 (vectorizable_reduction): Call vect_model_reduction_cost during
17294 (vectorizable_induction): Call vect_model_induction_cost during
17296 (vectorizable_load): Call vect_model_load_cost during analysis phase.
17297 (vectorizable_store): Call vect_model_store_cost during analysis phase.
17298 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
17299 vectorizable_promotion, vectorizable_demotion): Call
17300 vect_model_simple_cost during analysis phase.
17302 2007-06-08 Simon Baldwin <simonb@google.com>
17304 * reg-stack.c (get_true_reg): Readability change. Moved default case
17305 label into direct switch statement scope.
17307 2007-06-08 Simon Baldwin <simonb@google.com>
17309 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
17310 in gcc_assert() with '==' comparison.
17312 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17314 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
17315 TARGET_ABM handling of x86_popcnt variable.
17317 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17319 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
17320 __builtin_copysignq and __builtin_infq built-in functions.
17322 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17324 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
17325 SSE4.2 section. Correct built-in function names in SSE4A section.
17327 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
17329 PR tree-optimization/32243
17330 * tree-vect-transform.c (vectorizable_type_promotion): Move check
17331 for ncopies after ratio check between nunits_out and nunits_in.
17332 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
17334 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
17336 PR tree-optimization/32224
17337 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
17338 vectorization upon a non GIMPLE_MODIFY_STMT.
17340 2007-06-08 Christian Bruel <christian.bruel@st.com>
17343 * config/sh/sh.md (doloop_end): New pattern and splitter.
17344 * loop-iv.c (simple_rhs_p): Check for hardware registers.
17346 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
17348 PR middle-end/32209
17349 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
17351 (verify_dominators): Do not change dominance tree.
17353 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
17355 * config/sh/constraints.md: New file.
17356 * config/sh/sh.c: Include tm-constrs.h.
17357 (reg_class_from_letter): Remove.
17358 (prepare_cbranch_operands): Use satisfies_constraint_*
17359 function instead of macro.
17360 (andcosts, broken_move, sh_secondary_reload): Likewise.
17361 * config/sh/predicates.md (trapping_target_operand): Likewise.
17362 (and_operand, arith_operand, arith_reg_or_0_operand,
17363 cmp_operand, logical_operand, target_operand,
17364 ua_address_operand, ua_offset, xor_operand): Likewise.
17365 * config/sh/sh.md: Include constraints.md.
17366 (*movsicc_t_false): Use satisfies_constraint_* function
17368 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
17369 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
17370 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
17371 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
17372 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
17373 (REG_CLASS_FROM_CONSTRAINT): Remove.
17374 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
17375 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
17376 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
17377 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
17378 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
17379 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
17380 function instead of macro.
17381 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
17382 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
17383 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
17384 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
17385 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
17386 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
17387 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
17388 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
17389 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
17390 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
17391 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
17392 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
17393 EXTRA_CONSTRAINT_STR): Likewise.
17394 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
17396 2007-06-07 Geoffrey Keating <geoffk@apple.com>
17398 * config/i386/darwin.h (STACK_BOUNDARY): Define.
17400 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
17403 * c-common.h (flag_cpp0x): Replaced by...
17404 (cxx_dialect): ... this new variable specifying the C++ dialect that
17406 * c-common.c (flag_cpp0x): Removed.
17407 (cxx_dialect): Defined.
17408 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
17410 * c-opts.c (c_common_post_options): Likewise.
17411 (set_std_cxx98): Set cxx_dialect to cxx98.
17412 (set_std_cxx0x): Set cxx_dialect to cxx0x.
17414 2007-06-07 Geoffrey Keating <geoffk@apple.com>
17415 Hui-May Chang <hm.chang@apple.com>
17417 * doc/invoke.texi (Darwin Options): Update documentation for
17418 -mmacosx-version-min.
17419 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
17420 * config/darwin-driver.c: New file.
17421 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
17422 * config/t-darwin (darwin-driver.o): New rule.
17424 * config/darwin-c.c (version_as_macro): Ignore low digit.
17426 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
17428 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
17429 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
17430 (CSGNMODE): New mode macro.
17431 (CSGNVMODE): New mode attribute.
17432 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
17433 expander using CSGNMODE mode macro. Handle TFmode.
17434 (copysign<mode>3_const): Rename from copysignsf3_const and
17435 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
17437 (copysign<mode>3_var): Rename from copysignsf3_var and
17438 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
17440 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
17441 mode macro. Handle TFmode.
17442 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
17443 (iortf3, *iortf3): Ditto.
17444 (xortf3, *xortf3): Ditto.
17445 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
17446 TFmode and TImode masks.
17447 (ix86_expand_copysign): Expand TFmode copysign insn.
17448 (IX86_BUILTIN_INFQ): New.
17449 (IX86_BUILTIN_FABSQ): Ditto.
17450 (IX86_BUILTIN_COPYSIGNQ): Ditto.
17451 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
17452 [__builtin_fabsq]: Ditto.
17453 [__builtin_copysignq]: Ditto.
17454 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
17455 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
17456 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
17457 ix86_expand_binop_builtin().
17459 2007-06-07 Bob Wilson <bob.wilson@acm.org>
17461 * config/xtensa/lib1funcs.asm: Clean up whitespace.
17463 2007-06-07 Steve Ellcey <sje@cup.hp.com>
17466 * rtl.h (push_to_sequence2): New.
17467 * emit-rtl.c (push_to_sequence2): New.
17468 * function.c (assign_parm_data_all): Add new fields.
17469 (assign_parm_setup_block): Call push_to_sequence2 instead of
17471 (assign_parm_setup_reg): Ditto.
17472 (assign_parm_setup_stack): Ditto.
17473 (assign_parms_unsplit_complex): Ditto.
17474 (assign_parms): Change field name.
17476 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
17478 PR tree-optimization/32220
17479 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
17480 phi node is reached before defining statement.
17482 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
17485 * tree-vect-transform.c (vectorizable_call): Call update_stmt
17486 after changing the right hand side of the assignment.
17488 2007-06-06 Eric Christopher <echristo@apple.com>
17490 * config.gcc (i?86-*-darwin*): Remove arch parameter.
17491 (x86_64-*-darwin*): Ditto.
17492 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
17493 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17495 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17497 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
17498 coding conventions.
17499 (add_key): Likewise.
17500 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
17501 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
17503 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
17505 (add_cost_one_coalesce): Likewise.
17506 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
17507 variable names. Rename orig to orig_name for consistency.
17508 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
17509 coding conventions.
17510 (cprop_into_successor_phis): Avoid using C++ keywords as variable
17512 (record_equivalences_from_stmt): Likewise.
17513 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
17514 the coding conventions.
17515 (memory_ssa_name_same): Likewise.
17516 (dse_optimize_stmt): Likewise.
17517 (dse_record_phis): Likewise.
17518 (dse_finalize_block): Likewise.
17519 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
17520 keywords as variable names.
17521 (may_move_till): Cast according to the coding conventions.
17522 (force_move_till_expr): Avoid using C++ keywords as variable names.
17523 (force_move_till): Cast according to the coding conventions.
17524 (memref_hash): Likewise.
17525 (memref_eq): Likewise.
17526 (gather_mem_refs_stmt): Likewise.
17527 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
17528 using C++ keywords as variable names.
17529 (idx_find_step): Cast according to the coding conventions.
17530 (idx_record_use): Likewise.
17531 (find_depends): Likewise.
17532 (prepare_decl_rtl): Likewise.
17533 (mbc_entry_hash): Likewise.
17534 (mbc_entry_eq): Likewise.
17535 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
17536 (simplify_replace_tree): Avoid using C++ keywords as variable names.
17537 (idx_infer_loop_bounds): Cast according to the coding conventions.
17538 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
17539 * tree-ssa-math-opts.c (occ_new ): Likwise.
17540 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
17542 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
17544 (add_use_op): Likewise.
17545 (add_vop): Likewise.
17546 (add_vuse_op): Likewise.
17547 (add_vdef_op): Likewise.
17548 (get_expr_operands): Likewise.
17549 (push_stmt_changes): Use type safe memory macros.
17550 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
17551 keywords as variable names.
17552 (conditional_replacement): Likewise.
17553 (minmax_replacement): Likewise.
17554 (abs_replacement): Likewise.
17555 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
17556 coding conventions.
17557 (insert_fake_stores): Avoid using C++ keywords as variable names.
17558 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
17560 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
17561 (heapvar_insert): Use type safe memory macros.
17562 (new_var_info): Cast according to the coding conventions.
17563 (new_constraint): Likewise.
17564 (remove_preds_and_fake_succs): Use type safe memory macros.
17565 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
17567 (thread_single_edge): Likewise.
17568 (thread_through_loop_header): Likewise.
17570 2007-06-06 Eric Christopher <echristo@apple.com>
17572 * config/i386/i386.c (override_options): Move handling
17573 of TARGET_SUBTARGET* earlier.
17575 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
17577 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
17580 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
17582 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
17583 emited outside of basic block.
17584 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
17585 the created blocks.
17586 * rtl.h (delete_insn_chain): Declaration changed.
17587 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
17589 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
17590 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
17591 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
17592 to delete_insn_chain.
17593 (rtl_verify_flow_info_1): Verify that the insns in header and footer
17594 do not have bb field set.
17595 (rtl_verify_flow_info): Verify that insns between basic blocks do not
17597 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
17598 * cfgcleanup.c (try_optimize_cfg): Ditto.
17600 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17602 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
17603 (lambda_body_vector_new): Use type safe memory macros.
17604 (lambda_linear_expression_new): Likewise.
17605 (lambda_loopnest_new): Likewise.
17606 (lambda_lattice_new): Likewise.
17607 (replace_uses_equiv_to_x_with_y): Cast according to the coding
17608 conventions. Use type safe memory macros.
17609 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
17610 (lambda_body_vector_s): Likewise.
17611 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
17612 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
17614 2007-06-06 Richard Guenther <rguenther@suse.de>
17616 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
17617 if we need to schedule cfg_cleanup.
17618 (tree_ssa_forward_propagate_single_use_vars): Do so.
17620 2007-06-06 Ian Lance Taylor <iant@google.com>
17622 * fold-const.c (merge_ranges): If range_successor or
17623 range_predecessor fail, just return 0.
17625 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17627 PR tree-optimization/32216
17628 * tree-vectorizer.c (supportable_widening_operation): Determine
17629 signedness of FIX_TRUNC_EXPR from output operand.
17630 (supportable_narrowing_operation): Ditto.
17631 * tree-vect-generic.c (expand_vector_operations_1): Determine
17632 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
17633 from input operand.
17635 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
17637 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
17638 (struct pta): ...from here. Change flags to unsigned to avoid
17639 excessive casting (as it is used as a bit mask).
17640 (override_options): Add casts according to the coding convenventions.
17641 (x86_64_elf_unique_section): Likewise.
17642 (examine_argument): Avoid using C++ keywords as variable names.
17643 (construct_container): Likewise.
17644 (legitimize_pic_address): Likewise.
17645 (get_dllimport_decl): Cast according to the coding conventions. Use
17646 type safe memory macros.
17647 (legitimize_address): Cast according to the coding conventions.
17648 (emit_i387_cw_initialization): Corrected the type of slot to enum
17650 (ix86_init_machine_status): Use type safe memory macros.
17651 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
17652 (bdesc_pcmpistr): Likewise.
17653 (bdesc_crc32): Likewise.
17654 (bdesc_sse_3arg): Likewise.
17655 (bdesc_2arg): Likewise.
17656 (bdesc_1arg): Likewise.
17657 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
17658 (ix86_expand_sse_pcmpistr): Likewise.
17659 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
17660 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
17661 int to match the langhook definition.
17662 (ix86_builtin_conversion): Change the type of code to unsigned init to
17663 match the langhook definition.
17664 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
17666 (ix86_preferred_output_reload_class): Likewise.
17667 (ix86_cannot_change_mode_class): Likewise.
17668 (ix86_memory_move_cost): Likewise.
17669 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
17670 avoid excessive casting later on.
17671 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
17673 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17675 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
17676 as flags setting insn.
17677 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
17679 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
17681 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
17682 (UNSPEC_ROUND): New.
17683 ("sse4_1_round<mode>2"): New insn pattern.
17684 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
17686 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
17687 expander using SSEMODEF mode macro. Expand using
17688 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17689 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
17690 expander using SSEMODEF mode macro. Expand using
17691 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17692 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
17693 expander using SSEMODEF mode macro. Expand using
17694 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
17695 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
17696 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
17697 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
17700 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
17701 Sebastian Pop <sebpop@gmail.com>
17703 * lambda.h (build_linear_expr): New.
17704 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
17705 Use build_linear_expr, call fold and force_gimple_operand.
17706 (lambda_loopnest_to_gcc_loopnest): Check that there is
17707 something to insert.
17708 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
17710 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
17712 PR preprocessor/23479
17713 * doc/extend.texi: Document the 0b-prefixed binary integer
17714 constant extension.
17716 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17718 PR tree-optimization/32215
17719 * tree-vectorizer.c (supportable_widening_operation): Return false
17720 for unsupported FIX_TRUNC_EXPR tree code.
17721 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
17723 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
17725 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
17726 register on SPE targets. Change documentation to reflect
17728 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
17729 Change FIXED_SCRATCH to 14 and document why we're keeping r14
17730 out of the register allocation pool.
17731 (rs6000_reg_live_or_pic_offset_p): New function.
17732 (rs6000_emit_prologue): Move the actual saving of LR up to free
17733 r0 for holding r11. Split saving of SPE 64-bit registers into
17734 its own case. Ensure that offsets will always be in-range for
17735 'evstdd' by using r11 as a scratch register to point at the start
17736 of the SPE save area. Save r11 if necessary, as it is the static
17738 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
17739 into its own case. Ensure that offsets will always be in-range
17740 for 'evldd' by using r11 as a scratch register to point at the
17741 start of the SPE save area. Also adjust r11 when restoring
17742 the stack pointer to compensate for pre-loading r11.
17744 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
17746 * cfg.c (init_flow): Use type safe memory macros.
17747 (alloc_block): Likewise.
17748 (unchecked_make_edge): Likewise.
17749 (dump_flow_info): Avoid using C++ keywords as variable names.
17750 (copy_original_table_clear): Cast according to the coding conventions.
17751 (copy_original_table_set): Likewise.
17752 * cfgexpand (label_rtx_for_bb): Likewise.
17753 (expand_gimple_basic_block): Likewise.
17754 * cfghooks.c (dump_bb): Likewise.
17755 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
17757 (lv_add_condition_to_bb): Likewise.
17758 * cfglayout (relink_block_chain): Cast according to the coding
17760 (fixup_reorder_chain): Likewise.
17761 (fixup_fallthru_exit_predecessor): Likewise.
17762 * cfgloop.c (glb_enum_p): Likewise.
17763 (get_exit_description): Likewise.
17764 (dump_recorded_exit): Likewise.
17765 * cfgloop.h (enum loop_estimation): Move out of struct scope...
17766 (struct loop): ... from here.
17767 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
17769 * cfgrtl.c (rtl_create_basic_block): Likewise.
17770 (rtl_split_block): Likewise.
17771 (rtl_dump_bb): Likewise.
17772 (cfg_layout_split_block): Likewise.
17773 (init_rtl_bb_info): Use typesafe memory macros.
17775 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
17776 * graphds.h: Updated all usages of edge to graph_edge.
17777 * graphds.c: Likewise.
17778 * cfgloopanal.c: Likewise.
17780 2007-06-05 Ian Lance Taylor <iant@google.com>
17782 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
17783 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
17784 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
17786 (test_for_singularity): Likewise.
17788 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
17790 * config/i386/constraints.md ("Y2"): Replaced by ...
17792 * config/i386/i386.md: Likewise.
17793 * config/i386/mmx.md: Likewise.
17794 * config/i386/sse.md: Likewise.
17796 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
17798 * config/i386/constraints.md ("z"): Replaced by ...
17800 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
17801 (sse4_1_blendvps): Likewise.
17802 (sse4_1_pblendvb): Likewise.
17803 (sse4_2_pcmpestr): Likewise.
17804 (sse4_2_pcmpestrm): Likewise.
17805 (sse4_2_pcmpestr_cconly): Likewise.
17806 (sse4_2_pcmpistr): Likewise.
17807 (sse4_2_pcmpistrm): Likewise.
17808 (sse4_2_pcmpistr_cconly): Likewise.
17810 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
17812 * matrix-reorg.c (transform_access_sites): Fix computation.
17813 (transform_allocation_sites): Same.
17815 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17817 * config/i386/i386.c (override_options): Use
17818 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
17820 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
17822 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
17823 (nonimm_not_xmm0_operand): Ditto.
17824 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
17825 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
17826 as operand[2] predicate. Require "z" class XMM register for
17827 operand[3]. Adjust asm template.
17828 ("sse4_1_blendvpd"): Ditto.
17829 ("sse4_1_pblendvb"): Ditto.
17830 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
17831 force op2 into xmm0 register for variable blend instructions.
17833 2007-06-04 Tom Tromey <tromey@redhat.com>
17835 * c-tree.h (start_enum): Update.
17836 (build_enumerator): Likewise.
17837 * c-decl.c (enum_next_value): Removed.
17838 (enum_overflow): Likewise.
17839 (start_enum): Add c_enum_contents argument. Don't use globals.
17840 (build_enumerator): Likewise.
17841 * c-tree.h (struct c_enum_contents): New struct.
17843 2007-06-04 Tom Tromey <tromey@redhat.com>
17845 * c-common.c (c_common_get_alias_set): Fix indentation.
17847 2007-06-04 Ian Lance Taylor <iant@google.com>
17849 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
17850 to overflow, reduce overflow infinity to regular infinity.
17851 (vrp_var_may_overflow): New static function.
17852 (vrp_visit_phi_node): Check vrp_var_may_overflow.
17854 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
17856 * stor-layout.c (layout_type): Remove duplicate code.
17858 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
17861 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
17862 before build_common_builtin_nodes ().
17864 2007-06-04 Steve Ellcey <sje@cup.hp.com>
17867 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
17869 2007-06-04 Jan Hubicka <jh@suse.cz>
17871 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
17872 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
17873 instead of _stat version.
17875 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
17877 PR tree-optimization/32194
17878 * tree-predcom.c (determine_offset): Check that both references have
17881 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
17883 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
17884 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
17885 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
17886 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
17887 Add argument to iterate_fix_dominators call.
17888 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
17889 * gcse.c (hoist_code): Change domby to vector.
17890 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
17891 Add argument to iterate_fix_dominators call.
17892 * loop-doloop.c (doloop_modify): Changed recount_dominator to
17893 recompute_dominator.
17894 * lambda-code.c (perfect_nestify): Ditto.
17895 * cfgloopanal.c: Include graphds.h.
17896 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
17897 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
17898 (mark_irreducible_loops): Use graphds_scc. Remove argument from
17900 * graphds.c: New file.
17901 * graphds.h: New file.
17902 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
17903 (get_dominated_by, get_dominated_by_region): Change return type to
17905 (verify_dominators): Recompute all dominators and compare the results.
17906 (recount_dominator): Renamed to ...
17907 (recompute_dominator): ... this. Do not check that the block is
17908 dominated by entry.
17909 (iterate_fix_dominators): Reimplemented.
17910 (prune_bbs_to_update_dominators, root_of_dom_tree,
17911 determine_dominators_for_sons): New functions.
17912 * et-forest.c (et_root): New function.
17913 * et-forest.h (et_root): Declare.
17914 * Makefile.in (graphds.o): Add.
17915 (cfgloopanal.o): Add graphds.h dependency.
17916 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
17917 * basic-block.h (get_dominated_by, get_dominated_by_region,
17918 iterate_fix_dominators): Declaration changed.
17919 (recount_dominator): Renamed to ...
17920 (recompute_dominator): ... this.
17921 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
17922 (thread_through_all_blocks): Do not free dominance info.
17924 2007-06-03 Andreas Schwab <schwab@suse.de>
17926 * config/m68k/m68k.c (override_options): Don't override
17928 * config/m68k/m68k-modes.def (SF, DF): Define to use
17929 motorola_single_format and motorola_double_format, resp.
17930 * real.c (motorola_single_format): Renamed from
17931 coldfire_single_format.
17932 (motorola_double_format): Renamed from coldfire_double_format.
17933 (encode_ieee_extended): Generate a proper canonical NaN image
17934 respecting canonical_nan_lsbs_set.
17935 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
17937 * real.h: Adjust declarations.
17939 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
17942 * config/sh/sh.md (symGOT_load): Don't schedule insns when
17943 the symbol is generated with the stack protector.
17945 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
17947 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
17948 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
17950 * doc/extend.texi (interrupt): Mention m68k.
17952 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
17954 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
17955 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
17956 (ix86_expand_sse_pcmpestr): Do not check operands for
17957 "register_operand", when insn operand predicate is "register_operand".
17958 (ix86_expand_sse_pcmpistr): Ditto.
17960 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
17961 Uros Bizjak <ubizjak@gmail.com>
17963 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
17964 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
17965 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
17966 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
17967 * config/i386/constraints.md ("z"): New register constraint
17968 for members of SSE_FIRST_REG class.
17969 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
17970 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
17971 SSE_FIRST_REG class.
17972 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
17973 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
17974 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
17975 (IX86_BUILTIN_PCMPESTRM128): Likewise.
17976 (IX86_BUILTIN_PCMPESTRA128): Likewise.
17977 (IX86_BUILTIN_PCMPESTRC128): Likewise.
17978 (IX86_BUILTIN_PCMPESTRO128): Likewise.
17979 (IX86_BUILTIN_PCMPESTRS128): Likewise.
17980 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
17981 (IX86_BUILTIN_PCMPISTRI128): Likewise.
17982 (IX86_BUILTIN_PCMPISTRM128): Likewise.
17983 (IX86_BUILTIN_PCMPISTRA128): Likewise.
17984 (IX86_BUILTIN_PCMPISTRC128): Likewise.
17985 (IX86_BUILTIN_PCMPISTRO128): Likewise.
17986 (IX86_BUILTIN_PCMPISTRS128): Likewise.
17987 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
17988 (struct builtin_description): Change "flag" field to unsigned.
17989 (bdesc_pcmpestr): New builtin description table.
17990 (bdesc_pcmpistr): Likewise.
17991 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
17992 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
17993 Initialize pcmp[ei]str[im] insns for SSE4.2.
17994 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
17995 (ix86_expand_sse_pcmpistr): Likewise.
17996 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
17997 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
17998 (UNSPEC_PCMPISTR): Likewise.
17999 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
18000 (sse4_2_pcmpestri):New isns pattern.
18001 (sse4_2_pcmpestrm): Likewise.
18002 (sse4_2_pcmpestr_cconly): Likewise.
18003 (sse4_2_pcmpistr): New insn patern and splitter.
18004 (sse4_2_pcmpistri):New isns pattern.
18005 (sse4_2_pcmpistrm): Likewise.
18006 (sse4_2_pcmpistr_cconly): Likewise.
18007 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
18010 2007-06-01 David Daney <ddaney@avtrex.com>
18012 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
18013 LOADGP_ABSOLUTE and not binds_local_p.
18015 2007-06-01 Geoffrey Keating <geoffk@apple.com>
18017 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
18019 2007-06-01 Ian Lance Taylor <iant@google.com>
18021 * tree-vrp.c (compare_name_with_value): Always set
18022 used_strict_overflow if we get a result from the variable itself.
18024 2007-06-01 Ian Lance Taylor <iant@google.com>
18026 PR rtl-optimization/31455
18027 * lower-subreg.c (find_decomposable_subregs): Don't decompose
18028 subregs which have a cast between modes which are not tieable.
18030 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
18032 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
18033 breaks after return statements.
18035 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
18037 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
18038 only after no_new_pseudos.
18040 2007-05-31 Eric Christopher <echristo@apple.com>
18042 * expr.c (convert_move): Assert that we don't have a BLKmode
18044 (store_expr): Handle BLKmode moves by calling emit_block_move.
18046 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
18048 * c-typeck.c (build_indirect_ref): Include type in error message.
18049 (build_binary_op): Pass types to binary_op_error.
18050 * c-common.c (binary_op_error): Take two type arguments, print out
18052 * c-common.h (binary_op_error): Update prototype.
18054 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18056 * config/i386/i386.c: Correct coments on -mno-sse4.
18058 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
18060 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
18061 (x86_64-*-*): Likewise.
18062 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
18063 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
18064 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
18065 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
18066 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
18067 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
18068 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
18069 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
18070 (OPTION_MASK_ISA_SSE4): Likewise.
18071 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
18072 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
18073 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
18074 (override_options): Support SSE4.2.
18075 (ix86_build_const_vector): Support SImode and DImode.
18076 (ix86_build_signbit_mask): Likewise.
18077 (ix86_expand_int_vcond): Support V2DImode.
18078 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
18079 (IX86_BUILTIN_CRC32HI): Likewise.
18080 (IX86_BUILTIN_CRC32SI): Likewise.
18081 (IX86_BUILTIN_CRC32DI): Likewise.
18082 (IX86_BUILTIN_PCMPGTQ): Likewise.
18083 (bdesc_crc32): Likewise.
18084 (bdesc_sse_3arg): Likewise.
18085 (ix86_expand_crc32): Likewise.
18086 (ix86_init_mmx_sse_builtins): Support SSE4.2.
18087 (ix86_expand_builtin): Likewise.
18088 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18089 __SSE4_2__ for -msse4.2.
18090 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
18091 (CRC32MODE): Likewise.
18092 (crc32modesuffix): Likewise.
18093 (crc32modeconstraint): Likewise.
18094 (sse4_2_crc32<mode>): Likewise.
18095 (sse4_2_crc32di): Likewise.
18096 * config/i386/i386.opt (msse4.2): New for SSE4.2.
18098 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
18099 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
18100 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
18101 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
18102 (vcondu<mode>): Likewise.
18103 * doc/extend.texi: Document SSE4.2 built-in functions.
18104 * doc/invoke.texi: Document -msse4.2/-msse4.
18106 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
18108 PR tree-optimization/32160
18109 * tree-predcom.c (predcom_tmp_var): New function. Mark created
18110 variable as gimple reg.
18111 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
18113 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
18115 * gcc.c (main): Don't consider linker options when issuing the
18116 warning about a linker input file not being used.
18118 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18120 * tree-vrp.c (compare_names): Initialize sop.
18122 2007-05-30 Dirk Mueller <dmueller@suse.de>
18124 * cgraphunit.c (cgraph_analyze_function): Remove
18125 computation of inline parameters.
18127 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18129 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
18131 2007-05-30 Richard Sandiford <richard@codesourcery.com>
18133 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
18134 Add vx-common.h. Include vxworks.h between vx-common.h and
18136 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
18138 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
18139 (TARGET_ASM_DESTRUCTOR): Likewise.
18140 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
18141 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
18142 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
18143 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
18144 (VXWORKS_ENDIAN_SPEC): Define.
18145 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
18146 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
18147 VXWORKS_* equivalents.
18148 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
18149 (ASM_FILE_START): Delete.
18150 (TARGET_VERSION): Reformat.
18151 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
18152 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
18153 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
18154 (FPBIT, DPBIT): Define.
18155 (fp-bit.c, dp-bit.c): New rules.
18156 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
18157 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
18158 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
18159 * config/arm/arm.h: Include vxworks-dummy.h.
18160 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
18161 Mark with ATTRIBUTE_UNUSED.
18162 (arm_override_options): Do not allow VxWorks RTP PIC to be used
18163 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
18164 make it incompatible with -msingle-pic-base.
18165 (arm_function_ok_for_sibcall): Return false for calls that might
18166 go through a VxWorks PIC PLT entry.
18167 (require_pic_register): New function, split out from...
18168 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
18170 (arm_load_pic_register): Handle the VxWorks RTP initialization
18171 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
18172 (arm_emit_call_insn): New function.
18173 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
18174 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
18175 (pic_offset_arm): New pattern.
18176 (call, call_value): Use arm_emit_call_insn.
18177 (call_internal, call_value_internal): New expanders.
18178 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
18179 VxWorks unless __PIC__.
18181 2007-05-30 Eric Christopher <echristo@gmail.com>
18183 * genrecog.c: Include regs.h in generated file.
18184 * genemit.c: Ditto. Fix up formatting.
18185 * config/mn10300/constraints.md: New.
18186 * config/mn10300/mn10300.md: Include.
18187 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
18188 Fix up for removed macro.
18189 * config/mn10300/predicates.md (call_address_operand): Ditto.
18190 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
18191 (CONST_OK_FOR_I): Ditto.
18192 (CONST_OK_FOR_J): Ditto.
18193 (CONST_OK_FOR_K): Ditto.
18194 (CONST_OK_FOR_L): Ditto.
18195 (CONST_OK_FOR_M): Ditto.
18196 (CONST_OK_FOR_N): Ditto.
18197 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
18201 (EXTRA_CONSTRAINT): Ditto.
18203 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18205 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
18207 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
18208 OPTION_MASK_ISA_64BIT.
18209 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
18211 2007-05-30 Richard Guenther <rguenther@suse.de>
18213 PR middle-end/32152
18214 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
18215 types for comparison.
18216 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
18217 with original typed arguments.
18218 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
18220 2007-05-30 Jakub Jelinek <jakub@redhat.com>
18222 PR tree-optimization/31769
18223 * except.c (duplicate_eh_regions): Clear prev_try if
18224 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
18226 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
18228 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
18229 * tree-ssa-sink.c (statement_sink_location): Return basic block and
18230 bsi of the location where statements should be inserted.
18231 (sink_code_in_bb): Take bsi from statement_sink_location.
18232 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
18233 instead of bsi_start.
18234 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
18236 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
18237 (bsi_move_before): Document inconsistency with bsi_move_after.
18238 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
18240 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
18242 * config/i386/i386.h (TARGET_ABM): New define.
18243 (TARGET_POPCNT): Ditto.
18244 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
18245 New temporary defines to redefine from OPTION_ISA_* defines.
18246 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
18247 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
18248 (ix86_isa_flags): New extern int declaration.
18249 (TARGET_SUBTARGET_DEFAULT): New define.
18250 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
18251 (TARGET_SUBTARGET32_DEFAULT): Ditto.
18252 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
18253 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
18254 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
18255 * config/i386/darwin.h: Change TARGET_64BIT define to
18258 * config/i386/i386.opt (m3dnowa): Define as undocumented option
18259 using existing "ix86_isa_flags" varible.
18260 (m32, m64): Use existing "ix86_isa_flags" variable.
18261 (mmmx, m3dnow): Ditto.
18262 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
18263 (mabm): Define as non-negative option using "x86_abm" variable.
18264 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
18266 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
18267 Rewrite feature test bitmap.
18268 (ix86_isa_flags): New initialized global int varible.
18269 (ix86_isa_flags_explicit): New static int variable.
18270 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
18271 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
18272 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
18273 target_flags_explicit.
18274 (override_options): Remove "target_enable" and "target_disable" fields
18275 from "struct ptt". Update processor_target_table accordingly. Remove
18276 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
18277 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
18278 "target_flags" and "ix86_isa_flags_explicit" instead of
18279 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
18280 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
18281 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
18282 to true when either of PTA_POPCNT or PTA_ABM is set in
18283 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
18284 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
18285 processor_alias_table flags entry. Remove handling of
18286 "target_enable" and "target_disable" fields of processor_target_table.
18287 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
18288 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
18289 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
18290 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
18291 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
18293 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
18295 2007-05-29 David Daney <ddaney@avtrex.com>
18298 * config/mips/mips.c (mips_output_mi_thunk): Emit
18299 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
18301 2007-05-29 Hui-May Chang <hm.chang@apple.com>
18302 * config/i386/i386.c (ix86_function_regparm): Added checking of
18303 ix86_force_align_arg_pointer to determine the number of
18304 register parameters.
18306 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
18308 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
18309 (SET_DR_MISALIGNMENT): New.
18310 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
18311 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
18312 Use SET_DR_MISALIGNMENT.
18313 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
18315 * tree-data-ref.c (create_data_ref, compute_all_dependences,
18316 find_loop_nest): Export.
18317 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
18318 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
18319 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
18320 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
18322 (struct mem_ref): Add field reuse_distance.
18323 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
18324 Initialize reuse_distance field.
18325 (issue_prefetch_ref): Select temporality of prefetch according to
18327 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
18328 self_reuse_distance, determine_loop_nest_reuse): New functions.
18329 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
18330 (tree_ssa_prefetch_arrays): Dump L2 cache size.
18331 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
18334 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
18336 * tree-ssa-alias.c: Add aliasing overview.
18338 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
18339 Danny Smith <dannysmith@users.sourceforge.net>
18342 * config/i386/t-crtfm: Compile crtfastmath.o with
18343 -minline-all-stringops.
18344 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
18345 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
18347 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18349 * doc/md.texi: Document constraints on HP PA-RISC.
18351 * pa/constraints.md: New file.
18352 * pa.md: Include constraints.md.
18353 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
18354 (integer_store_memory_operand, ldil_cint_p): New functions.
18355 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
18356 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
18357 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
18358 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
18359 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
18361 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
18364 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
18365 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
18366 case POSTDECREMENT_EXPR>): Return the error_mark_node
18367 if either the real or imaginary parts would an
18370 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
18372 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
18373 name when we remove it from a call.
18375 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
18377 * targhooks.c (default_narrow_bitfield): Remove.
18378 * targhooks.h: Remove the prototype for
18379 default_narrow_bitfield.
18381 * langhooks-def.h: Remove the prototype for
18382 hook_get_alias_set_0.
18383 * langhooks.c (hook_get_alias_set_0): Remove.
18385 * global.c (EXECUTE_IF_CONFLICT): Remove.
18387 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
18390 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
18391 return true when truth_value_p is true and the type
18394 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
18396 * doc/install.texi (Prerequisites): We no longer require Autoconf
18397 2.13 for the top-level.
18399 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
18401 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
18402 memory access via x86_expand_vector_move_misalign() only for
18403 TImode values on 32-bit targets.
18405 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
18407 * matrix-reorg.c: New file. Implement matrix flattening and
18408 transposing optimization.
18409 * tree-pass.h: Add matrix reorg pass.
18410 * common.opt: Add fipa-mreorg flag.
18411 * Makefile.in: Add matrix-reorg.c.
18412 * passes.c: Add matrix reorg pass.
18413 * varpool.c (add_new_static_var): New function.
18414 * cgraph.h (add_new_static_var): Declare.
18416 2007-05-27 Eric Christopher <echristo@apple.com>
18418 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
18419 sp_offset depending on stack size. Save r12 depending
18420 on registers we're saving later.
18421 (rs6000_emit_epilogue): Update sp_offset depending only
18424 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
18426 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
18427 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
18428 * ifcvt.c (if_convert): Ditto.
18429 * tree-ssa-threadupdate.c (thread_block): Ditto.
18430 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
18431 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
18432 verify_loop_closed_ssa): Check number_of_loops instead of
18434 * predict.c (tree_estimate_probability): Ditto.
18435 * tree-if-conv.c (main_tree_if_conversion): Ditto.
18436 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
18437 * modulo-sched.c (sms_schedule): Ditto.
18438 * tree-scalar-evolution.c (scev_const_prop): Ditto.
18439 (scev_finalize): Do not do anything if scev analysis was not
18441 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
18442 current_loops == NULL.
18443 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
18444 * loop-init.c (loop_optimizer_init): Do not free current_loops when
18445 there are no loops.
18446 (loop_optimizer_finalize): Assert that loops were analyzed.
18447 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
18448 rtl_doloop): Check number_of_loops instead of current_loops.
18449 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
18450 current_loops == NULL.
18451 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
18452 gate_tree_vectorize tree_linear_transform, check_data_deps,
18453 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
18454 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
18455 Check number_of_loops instead of current_loops.
18456 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
18457 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
18458 free loops if available.
18459 (execute_pre): Do not pass do_fre to fini_pre.
18461 2007-05-27 Tobias Burnus <burnus@net-b.de>
18463 PR middle-end/32083
18464 * real.c (mpfr_from_real): Fix sign of -Inf.
18466 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
18468 * tree-vect-transform.c (vectorizable_conversion): Initialize
18469 tree_code variables to ERROR_MARK.
18470 (vectorizable_type_demotion): Likewise.
18471 (vectorizable_type_promotion): Likewise.
18473 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18476 * config/i386/i386.md (movti): Handle push operands via
18477 ix86_expand_push().
18479 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18481 * basic-block.h: Remove the prototype for merge_seq_blocks.
18482 * cfgcleanup.c (merge_seq_blocks): Remove.
18484 * tree-flow.h: Remove the prototype for is_aliased_with.
18485 * tree-ssa-alias.c (is_aliased_with): Remove.
18487 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
18489 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
18491 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
18493 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
18494 ix86_expand_sse4_unpack if SSE4.1 is enabled.
18495 (vec_unpacks_hi_v16qi): Likewise.
18496 (vec_unpacku_lo_v16qi): Likewise.
18497 (vec_unpacks_lo_v16qi): Likewise.
18498 (vec_unpacku_hi_v8hi): Likewise.
18499 (vec_unpacks_hi_v8hi): Likewise.
18500 (vec_unpacku_lo_v8hi): Likewise.
18501 (vec_unpacks_lo_v8hi): Likewise.
18502 (vec_unpacku_hi_v4si): Likewise.
18503 (vec_unpacks_hi_v4si): Likewise.
18504 (vec_unpacku_lo_v4si): Likewise.
18505 (vec_unpacks_lo_v4si): Likewise.
18507 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
18509 * c-typeck.c, config/arm/arm.c, config/darwin.c,
18510 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
18511 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
18512 follow spelling conventions in various
18513 warning/error/diagnostic messages.
18515 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
18516 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
18517 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
18518 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
18519 tree-vrp.c: Fix comment typos. Follow spelling conventions.
18520 * doc/tm.texi: Follow spelling conventions.
18522 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
18525 * tree-ssa-forwprop.c
18526 (forward_propagate_addr_into_variable_array_index): Remove
18527 the lhs argument. Use the type of def_rhs instead of lhs.
18528 (forward_propagate_addr_expr_1): Update use of
18529 forward_propagate_addr_into_variable_array_index.
18531 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
18532 Nigel Stephens <nigel@mips.com>
18534 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
18535 function attributes, "far" being an alias for "long_call".
18536 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
18537 (mips_near_type_p, mips_far_type_p): New.
18538 (mips_comp_type_attributes): New function to check that attributes
18539 attached to a function type are compatible.
18540 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
18541 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
18542 to the target function of the thunk.
18543 (mips_encode_section_info): Check for "near" and "far" function
18544 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
18546 * config/mips/predicates.md (const_call_insn_operand): Test only
18547 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
18549 * doc/extend.texi (Function Attributes): Document MIPS "near" and
18552 * testsuite/gcc.target/mips/near-far-1.c: New test case.
18553 * testsuite/gcc.target/mips/near-far-2.c: New test case.
18554 * testsuite/gcc.target/mips/near-far-3.c: New test case.
18555 * testsuite/gcc.target/mips/near-far-4.c: New test case.
18557 2007-05-25 Eric Christopher <echristo@apple.com>
18559 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
18560 to x86-darwin configurations.
18561 * config/i386/t-darwin: Add softfp support.
18562 * config/i386/t-darwin64: Ditto.
18563 * config/i386/sfp-machine.h: If mach then don't use
18564 aliasing, emit a stub to call.
18566 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
18568 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
18569 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
18570 tree-predcom.c, tree-ssa-alias-warnings.c,
18571 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
18572 comment typos. Follow spelling conventions.
18573 * doc/cpp.texi, doc/invoke.texi: Fix typos.
18575 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
18578 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
18579 constants into memory. Expand unaligned memory references for
18580 SSE modes via x86_expand_vector_move_misalign() function.
18582 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
18584 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
18585 "memory" attribute for "sseishft" type insn without operands[2].
18587 2007-05-25 Dirk Mueller <dmueller@suse.de>
18588 Marcus Meissner <meissner@suse.de>
18590 * doc/extend.texi (alloc_size): New attribute.
18591 * c-common.c (handle_alloc_size_attribute): New.
18592 * tree-object-size.c (alloc_object_size): Use alloc_size
18593 attribute, if available.
18595 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18597 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
18599 (__builtin_ia32_vec_ext_v2di): Likewise.
18600 (__builtin_ia32_vec_ext_v4si): Likewise.
18601 (__builtin_ia32_vec_ext_v8hi): Likewise.
18602 (__builtin_ia32_vec_ext_v16qi): Likewise.
18603 (__builtin_ia32_vec_set_v8hi): Likewise.
18605 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
18607 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
18609 2007-05-25 Richard Sandiford <richard@codesourcery.com>
18611 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
18612 (arm_is_longcall_p): Rename to...
18613 (arm_is_long_call_p): ...this. Take a single tree argument and
18615 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
18616 (CUMULATIVE_ARGS): Remove call_cookie.
18617 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
18618 (ENCODED_LONG_CALL_ATTR_P): Delete.
18619 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
18620 LONG_CALL_FLAG_CHAR cases.
18621 (ARM_DECLARE_FUNCTION_SIZE): Delete.
18622 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
18623 ARM_DECLARE_FUNCTION_SIZE.
18624 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
18625 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
18626 (arm_encode_call_attribute, current_file_function_operand): Delete.
18627 (arm_function_in_section_p): New function.
18628 (arm_is_longcall_p): Rename to...
18629 (arm_is_long_call_p): ...this. Take the target function as a single
18630 argument and return a bool. Do not rely on call cookies. Check
18631 whether the target symbol is in the same section as the current
18632 function, not just the same compilation unit.
18633 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
18634 (arm_encode_section_info): Don't encode a call type.
18635 * config/arm/arm.md (call, call_value): Update calls to
18636 arm_is_long(_)call_p. Simplify logic.
18637 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
18638 Update calls to arm_is_long(_)call_p.
18640 2007-05-25 Richard Guenther <rguenther@suse.de>
18642 PR tree-optimization/31982
18643 * tree-ssa-forwprop.c
18644 (forward_propagate_addr_into_variable_array_index): Handle arrays
18645 with element size one.
18647 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
18649 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
18650 (umulsi3_highpart): Likewise.
18652 2007-05-24 Ian Lance Taylor <iant@google.com>
18654 PR rtl-optimization/32069
18655 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
18658 2007-05-24 Ollie Wild <aaw@google.com>
18660 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
18663 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
18665 * postreload-gcse.c (reg_changed_after_insn_p): New function.
18666 (oprs_unchanged_p): Use it to check all registers in a REG.
18667 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
18668 (reg_set_between_after_reload_p): Delete.
18669 (reg_used_between_after_reload_p): Likewise.
18670 (reg_set_or_used_since_bb_start): Likewise.
18671 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
18672 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
18673 Use reg_set_between_p instead of reg_set_between_after_reload_p.
18674 * rtlanal.c (reg_set_p): Check whether REG overlaps
18675 regs_invalidated_by_call, rather than just checking the
18676 membership of REGNO (REG).
18678 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18680 * doc/passes.texi: Document predictive commoning.
18681 * doc/invoke.texi (-fpredictive-commoning): Document.
18682 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
18683 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
18684 adding indices to the generated name.
18685 (schedule_sm): Pass 0 to get_lsm_tmp_name.
18686 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
18687 * tree-pretty-print.c (op_symbol_1): Renamed to ...
18688 (op_symbol_code): ... and exported.
18689 (dump_omp_clause, op_symbol): Use op_symbol_code
18690 instead of op_symbol_1.
18691 * tree-pass.h (pass_predcom): Declare.
18692 * timevar.def (TV_PREDCOM): New timevar.
18693 * tree-ssa-loop.c (run_tree_predictive_commoning,
18694 gate_tree_predictive_commoning, pass_predcom): New.
18695 * tree-data-ref.c (find_data_references_in_loop): Find the
18696 references in dominance order.
18697 (canonicalize_base_object_address): Ensure that the result has
18699 (dr_analyze_innermost): Export.
18700 (create_data_ref): Code to fail for references with invariant
18702 (find_data_references_in_stmt): ... here.
18703 * tree-data-ref.h (dr_analyze_innermost): Declare.
18704 * tree-affine.c: Include tree-gimple.h and hashtab.h.
18705 (aff_combination_find_elt, name_expansion_hash,
18706 name_expansion_eq, tree_to_aff_combination_expand,
18707 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
18709 * tree-affine.h (aff_combination_constant_multiple_p,
18710 tree_to_aff_combination_expand): Declare.
18711 * tree-predcom.c: New file.
18712 * common.opt (fpredictive-commoning): New option.
18713 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
18714 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
18715 * Makefile.in (tree-predcom.o): Add.
18716 (tree-affine.o): Add TREE_GIMPLE_H dependency.
18717 * passes.c (init_optimization_passes): Add dceloop after
18718 copy propagation in loop optimizer. Add predictive commoning
18719 to loop optimizer passes.
18721 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18723 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
18726 2007-05-24 Jan Hubicka <jh@suse.cz>
18728 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
18730 (genheader): Include statistics.h.
18732 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
18734 * print-rtl.c (flag_dump_unnumbered): Update comments.
18735 (print_rtl): Fix my previous change.
18736 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
18739 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
18741 PR middle-end/32018
18742 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
18744 (thread_through_all_blocks): Call initialize_original_copy_tables
18745 and free_original_copy_tables.
18746 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
18748 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
18749 * cfghooks.c (duplicate_block): Use get_loop_copy.
18750 * cfg.c: Include cfgloop.h.
18751 (loop_copy): New hash table.
18752 (initialize_original_copy_tables): Initialize loop_copy table.
18753 (free_original_copy_tables): Free loop_copy table.
18754 (copy_original_table_clear, copy_original_table_set,
18755 set_loop_copy, get_loop_copy): New functions.
18756 (set_bb_original, set_bb_copy): Use copy_original_table_set.
18757 * cfgloop.h (struct loop): Remove copy field.
18758 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
18759 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
18761 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18763 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
18764 -msse/-msse2/-msse3.
18766 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
18768 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
18769 __builtin_ia32_vec_set_v2di with MASK_64BIT.
18771 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
18774 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
18775 * targhooks.h (default_mangle_decl_assembler_name): Declare
18777 * targhooks.c (default_mangle_decl_assembler_name): Define
18779 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
18781 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
18782 * langhooks.c (lhd_set_decl_assembler_name): Call
18783 targetm.mangle_decl_assembler_name for names with global scope.
18785 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
18787 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
18788 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
18790 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
18791 New. Factored out of i386_pe_encode_section_info.
18792 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
18793 Move check for prior decoration of stdcall
18794 symbols to i386_pe_encode_section_info.
18795 (i386_pe_encode_section_info): Adjust call to
18796 gen_stdcall_or_fastcall_suffix. Use
18797 i386_pe_maybe_mangle_decl_assembler_name, if needed.
18798 (i386_pe_mangle_decl_assembler_name): New. Wrap
18799 i386_pe_maybe_mangle_decl_assembler_name.
18801 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18803 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
18804 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
18805 * langhooks.c (get_signed_or_unsigned_type): Don't check for
18806 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
18807 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
18810 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
18811 Nigel Stephens <nigel@mips.com>
18812 Richard Sandiford <richard@codesourcery.com>
18814 Fix up MIPS16 hard float and add support for complex.
18816 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
18817 (TARGET_SOFT_FLOAT_ABI): New.
18818 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
18819 __mips_soft_float to reflect the ABI in use, not whether the
18820 FPU is directly accessible (e.g., in MIPS16 mode).
18821 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
18822 (UNITS_PER_FPVALUE): Likewise.
18824 * config/mips/mips.c (mips_expand_call): Remove redundant
18825 TARGET_MIPS16 check.
18826 (mips_arg_regno): New.
18827 (function_arg_advance): When setting bits in cum->fp_code for
18828 MIPS16, don't subtract 1 from cum->arg_number, since it is now
18830 (function_arg): Use mips_arg_regno.
18831 (mips_return_mode_in_fpr_p): New.
18832 (mips16_call_stub_mode_suffix): New.
18833 (mips16_cfun_returns_in_fpr_p): New.
18834 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
18835 (mips_output_function_prologue): Test mips16_hard_float, not
18836 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
18837 (mips_expand_epilogue): Call MIPS16 helper routines to copy
18838 return value into a floating-point register.
18839 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
18840 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
18841 (mips16_fp_args): Handle MIPS32r2 ISA which supports
18842 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
18843 word of double arguments from or to the high bits of 64-bit
18844 floating point registers.
18845 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
18846 (mips16_fpret_double): New helper function.
18847 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
18848 support for complex modes. Fill in DECL_RESULT for stubdecl.
18849 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
18851 * config/mips/mips16.S
18852 (RET, ARG1, ARG2): New.
18853 (MERGE_GPRf, MERGE_GPRt): New.
18854 (DELAYt, DELAYf): New.
18855 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
18856 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
18857 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
18858 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
18859 (SFOP): Renamed to...
18860 (OPSF3): This, and macro-ified. Updated all uses.
18861 (SFOP2): Renamed to...
18862 (OPSF2): This, and macro-ified. Updated all uses.
18863 (SFCMP): Renamed to...
18864 (CMPSF): This, and macro-ified. Updated all uses.
18865 (SFREVCMP): Renamed to...
18866 (REVCMPSF): This, and macro-ified. Updated all uses.
18867 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
18868 (LDDBL1, LDDBL2, RETDBL): Deleted.
18869 (DFOP): Renamed to...
18870 (OPDF3): This, and macro-ified. Updated all uses.
18871 (DFOP2): Renamed to...
18872 (OPDF2): This, and macro-ified. Updated all uses.
18873 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
18874 (DFCMP): Renamed to...
18875 (CMPDF): This, and macro-ified. Updated all uses.
18876 (DFREVCMP): Renamed to...
18877 (REVCMPDF): This, and macro-ified. Updated all uses.
18878 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
18879 (RET_FUNCTION): New.
18880 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
18881 (__mips16_ret_sc, __mips16_ret_dc): New.
18882 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
18883 STUB_ARGS_6, STUB_ARGS_10): New.
18884 (CALL_STUB_NO_RET): New.
18885 (__mips16_call_stub_1): Macro-ified.
18886 (__mips16_call_stub_5): Macro-ified.
18887 (__mips16_call_stub_2): Macro-ified.
18888 (__mips16_call_stub_6): Macro-ified.
18889 (__mips16_call_stub_9): Macro-ified.
18890 (__mips16_call_stub_10): Macro-ified.
18891 (CALL_STUB_RET): New.
18892 (__mips16_call_stub_sf_0): Macro-ified.
18893 (__mips16_call_stub_sf_1): Macro-ified.
18894 (__mips16_call_stub_sf_5): Macro-ified.
18895 (__mips16_call_stub_sf_2): Macro-ified.
18896 (__mips16_call_stub_sf_6): Macro-ified.
18897 (__mips16_call_stub_sf_9): Macro-ified.
18898 (__mips16_call_stub_sf_10): Macro-ified.
18899 (__mips16_call_stub_df_0): Macro-ified.
18900 (__mips16_call_stub_df_1): Macro-ified.
18901 (__mips16_call_stub_df_5): Macro-ified.
18902 (__mips16_call_stub_df_2): Macro-ified.
18903 (__mips16_call_stub_df_6): Macro-ified.
18904 (__mips16_call_stub_df_9): Macro-ified.
18905 (__mips16_call_stub_df_10): Macro-ified.
18906 (__mips16_call_stub_sc_0): New.
18907 (__mips16_call_stub_sc_1): New.
18908 (__mips16_call_stub_sc_5): New.
18909 (__mips16_call_stub_sc_2): New.
18910 (__mips16_call_stub_sc_6): New.
18911 (__mips16_call_stub_sc_9): New.
18912 (__mips16_call_stub_sc_10): New.
18913 (__mips16_call_stub_dc_0): New.
18914 (__mips16_call_stub_dc_1): New.
18915 (__mips16_call_stub_dc_5): New.
18916 (__mips16_call_stub_dc_2): New.
18917 (__mips16_call_stub_dc_6): New.
18918 (__mips16_call_stub_dc_9): New.
18919 (__mips16_call_stub_dc_10): New.
18921 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
18922 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
18923 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
18925 2007-05-23 Ian Lance Taylor <iant@google.com>
18927 * doc/invoke.texi (Invoking GCC): Document that the order of the
18930 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
18933 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
18934 * config/score/predicate.md (const_pow2, const_npow2): Remove.
18935 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
18939 * config/score/score.c (score_print_operand): Make sure that only
18940 lower bits are used.
18942 2007-05-22 Ian Lance Taylor <iant@google.com>
18944 * tree-vrp.c (avoid_overflow_infinity): New static function,
18945 broken out of set_value_range_to_value.
18946 (set_value_range_to_value): Call avoid_overflow_infinity.
18947 (extract_range_from_assert): Likewise.
18949 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18951 PR middle-end/31095
18952 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
18953 change the type before looking for a COMPOUND_EXPR.
18955 2007-05-22 Ian Lance Taylor <iant@google.com>
18957 * lower-subreg.c (decompose_multiword_subregs): If we change an
18958 insn, call remove_retval_note on it.
18960 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18962 * regs.h (end_hard_regno): New function.
18963 (END_HARD_REGNO, END_REGNO): New macros.
18964 (add_to_hard_reg_set): New function.
18965 (remove_from_hard_reg_set): Likewise.
18966 (in_hard_reg_set_p): Likewise.
18967 (overlaps_hard_reg_set_p): Likewise.
18968 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
18969 (note_btr_set): Use END_HARD_REGNO.
18970 * caller-save.c (setup_save_areas): Use end_hard_regno.
18971 (mark_set_regs): Use END_HARD_REGNO.
18972 (add_stored_regs): Use end_hard_regno.
18973 (mark_referenced_regs): Use add_to_hard_reg_set.
18974 * combine.c (update_table_tick): Use END_REGNO.
18975 (record_value_for_reg): Likewise.
18976 (record_dead_and_set_regs): Likewise.
18977 (get_last_value_validate): Likewise.
18978 (use_crosses_set_p): Likewise.
18979 (reg_dead_at_p_1): Likewise.
18980 (reg_dead_at_p): Likewise.
18981 (mark_used_regs_combine): Use add_to_hard_reg_set.
18982 (move_deaths): Use END_HARD_REGNO.
18983 (reg_bitfield_target_p): Use end_hard_regno.
18984 (distribute_notes): Use END_HARD_REGNO.
18985 * cse.c (mention_regs): Use END_REGNO.
18986 (insert): Use add_to_hard_reg_set.
18987 (invalidate): Use END_HARD_REGNO.
18988 (invalidate_for_call): Likewise.
18989 (exp_equiv_p): Use END_REGNO.
18990 (cse_insn): Likewise.
18991 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
18992 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
18993 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
18994 * function.c (keep_stack_depressed): Use end_hard_regno.
18995 * global.c (global_alloc): Use end_hard_regno.
18996 (global_conflicts): Use add_to_hard_reg_set instead of
18998 (find_reg): Likewise.
18999 (mark_reg_store): Likewise.
19000 (mark_reg_conflicts): Likewise.
19001 (mark_reg_death): Use remove_from_hard_reg_set.
19002 (mark_reg_live_nc): Delete.
19003 (set_preference): Use end_hard_regno.
19004 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
19005 remove_from_hard_reg_set.
19006 (post_mark_life): Use add_to_hard_reg_set.
19007 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
19008 (reg_becomes_live): Use add_to_hard_reg_set.
19009 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
19010 (peep2_find_free_register): Use add_to_hard_reg_set.
19011 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
19012 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
19013 * regrename.c (note_sets): Use add_to_hard_reg_set.
19014 (clear_dead_regs): Use remove_from_hard_reg_set.
19015 (regrename_optimize): Use add_to_hard_reg_set.
19016 (find_oldest_value_reg): Use in_hard_reg_set_p.
19017 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
19018 (hard_reg_set_here_p): Use end_hard_regno.
19019 (decompose): Likewise.
19020 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
19021 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
19022 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
19023 (mark_home_live): Use end_hard_regno.
19024 (spill_hard_reg): Likewise.
19025 (clear_reload_reg_in_use): Likewise.
19026 * reorg.c (delete_prior_computation): Use END_REGNO.
19027 * resource.c (update_live_status): Use END_HARD_REGNO.
19028 (mark_referenced_resources): Use add_to_hard_reg_set.
19029 (mark_set_resources): Likewise.
19030 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
19031 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
19032 (reg_overlap_mentioned_p): Likewise.
19033 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
19034 (covers_regno_no_parallel_p): Use END_REGNO.
19035 (find_regno_note): Likewise.
19036 (find_reg_fusage): Use END_HARD_REGNO.
19037 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
19038 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
19040 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
19042 * mode-switching.c (reg_dies): Change type of second argument to
19044 (optimize_mode_switching): Update accordingly.
19046 2007-05-22 Richard Sandiford <richard@codesourcery.com>
19048 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
19050 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
19051 (hard_reg_set_empty_p): ...these new functions.
19052 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
19053 GO_IF_HARD_REG_SUBSET.
19054 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
19055 instead of GO_IF_HARD_REG_EQUAL.
19056 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
19057 instead of GO_IF_HARD_REG_EQUAL.
19058 * global.c (find_reg): Use hard_reg_set_empty_p instead of
19059 GO_IF_HARD_REG_SUBSET.
19060 (modify_reg_pav): Use hard_reg_set_empty_p instead of
19061 GO_IF_HARD_REG_EQUAL.
19062 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
19063 of GO_IF_HARD_REG_SUBSET.
19064 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
19065 instead of GO_IF_HARD_REG_EQUAL.
19066 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
19067 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
19068 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
19069 of GO_IF_HARD_REG_SUBSET,
19070 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
19071 GO_IF_HARD_REG_SUBSET.
19072 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
19073 instead of GO_IF_HARD_REG_EQUAL.
19074 * config/sh/sh.c (push_regs, calc_live_regs): Use
19075 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
19076 (hard_regs_intersect_p): Delete.
19078 2007-05-22 Janis Johnson <janis187@us.ibm.com>
19080 * doc/sourcebuild.texi (Test Directives) Add dg-message.
19082 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
19083 Richard Henderson <rth@redhat.com>
19085 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
19087 (x86_64-*-*): Likewise.
19089 * i386/i386-modes.def (V2QI): New.
19091 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
19093 (override_options): Support SSE4.1.
19094 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
19095 (IX86_BUILTIN_BLENDPS): Likewise.
19096 (IX86_BUILTIN_BLENDVPD): Likewise.
19097 (IX86_BUILTIN_BLENDVPS): Likewise.
19098 (IX86_BUILTIN_PBLENDVB128): Likewise.
19099 (IX86_BUILTIN_PBLENDW128): Likewise.
19100 (IX86_BUILTIN_DPPD): Likewise.
19101 (IX86_BUILTIN_DPPS): Likewise.
19102 (IX86_BUILTIN_INSERTPS128): Likewise.
19103 (IX86_BUILTIN_MOVNTDQA): Likewise.
19104 (IX86_BUILTIN_MPSADBW128): Likewise.
19105 (IX86_BUILTIN_PACKUSDW128): Likewise.
19106 (IX86_BUILTIN_PCMPEQQ): Likewise.
19107 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
19108 (IX86_BUILTIN_PMAXSB128): Likewise.
19109 (IX86_BUILTIN_PMAXSD128): Likewise.
19110 (IX86_BUILTIN_PMAXUD128): Likewise.
19111 (IX86_BUILTIN_PMAXUW128): Likewise.
19112 (IX86_BUILTIN_PMINSB128): Likewise.
19113 (IX86_BUILTIN_PMINSD128): Likewise.
19114 (IX86_BUILTIN_PMINUD128): Likewise.
19115 (IX86_BUILTIN_PMINUW128): Likewise.
19116 (IX86_BUILTIN_PMOVSXBW128): Likewise.
19117 (IX86_BUILTIN_PMOVSXBD128): Likewise.
19118 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
19119 (IX86_BUILTIN_PMOVSXWD128): Likewise.
19120 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
19121 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
19122 (IX86_BUILTIN_PMOVZXBW128): Likewise.
19123 (IX86_BUILTIN_PMOVZXBD128): Likewise.
19124 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
19125 (IX86_BUILTIN_PMOVZXWD128): Likewise.
19126 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
19127 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
19128 (IX86_BUILTIN_PMULDQ128): Likewise.
19129 (IX86_BUILTIN_PMULLD128): Likewise.
19130 (IX86_BUILTIN_ROUNDPD): Likewise.
19131 (IX86_BUILTIN_ROUNDPS): Likewise.
19132 (IX86_BUILTIN_ROUNDSD): Likewise.
19133 (IX86_BUILTIN_ROUNDSS): Likewise.
19134 (IX86_BUILTIN_PTESTZ): Likewise.
19135 (IX86_BUILTIN_PTESTC): Likewise.
19136 (IX86_BUILTIN_PTESTNZC): Likewise.
19137 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
19138 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
19139 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
19140 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
19141 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
19142 (bdesc_ptest): New.
19143 (bdesc_sse_3arg): Likewise.
19144 (bdesc_2arg): Likewise.
19145 (bdesc_1arg): Likewise.
19146 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
19148 (ix86_expand_sse_4_operands_builtin): New.
19149 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
19150 smaller than 8 bits as the 2nd arg.
19151 (ix86_expand_sse_ptest): New.
19152 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
19153 (ix86_expand_vector_set): Support SSE4.1.
19154 (ix86_expand_vector_extract): Likewise.
19156 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
19157 __SSE4_1__ for -msse4.1.
19159 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
19160 (UNSPEC_INSERTPS): Likewise.
19161 (UNSPEC_DP): Likewise.
19162 (UNSPEC_MOVNTDQA): Likewise.
19163 (UNSPEC_MPSADBW): Likewise.
19164 (UNSPEC_PHMINPOSUW): Likewise.
19165 (UNSPEC_PTEST): Likewise.
19166 (UNSPEC_ROUNDP): Likewise.
19167 (UNSPEC_ROUNDS): Likewise.
19169 * config/i386/i386.opt (msse4.1): New for SSE4.1.
19171 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
19172 (const_pow2_1_to_32768_operand): Likewise.
19174 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
19177 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
19179 (sse4_1_insertps): Likewise.
19180 (*sse4_1_extractps): Likewise.
19181 (sse4_1_ptest): Likewise.
19182 (sse4_1_mulv2siv2di3): Likewise.
19183 (*sse4_1_mulv4si3): Likewise.
19184 (*sse4_1_smax<mode>3): Likewise.
19185 (*sse4_1_umax<mode>3): Likewise.
19186 (*sse4_1_smin<mode>3): Likewise.
19187 (*sse4_1_umin<mode>3): Likewise.
19188 (sse4_1_eqv2di3): Likewise.
19189 (*sse4_1_pinsrb): Likewise.
19190 (*sse4_1_pinsrd): Likewise.
19191 (*sse4_1_pinsrq): Likewise.
19192 (*sse4_1_pextrb): Likewise.
19193 (*sse4_1_pextrb_memory): Likewise.
19194 (*sse4_1_pextrw_memory): Likewise.
19195 (*sse4_1_pextrq): Likewise.
19196 (sse4_1_blendpd): Likewise.
19197 (sse4_1_blendps): Likewise.
19198 (sse4_1_blendvpd): Likewise.
19199 (sse4_1_blendvps): Likewise.
19200 (sse4_1_dppd): Likewise.
19201 (sse4_1_dpps): Likewise.
19202 (sse4_1_movntdqa): Likewise.
19203 (sse4_1_mpsadbw): Likewise.
19204 (sse4_1_packusdw): Likewise.
19205 (sse4_1_pblendvb): Likewise.
19206 (sse4_1_pblendw): Likewise.
19207 (sse4_1_phminposuw): Likewise.
19208 (sse4_1_extendv8qiv8hi2): Likewise.
19209 (*sse4_1_extendv8qiv8hi2): Likewise.
19210 (sse4_1_extendv4qiv4si2): Likewise.
19211 (*sse4_1_extendv4qiv4si2): Likewise.
19212 (sse4_1_extendv2qiv2di2): Likewise.
19213 (*sse4_1_extendv2qiv2di2): Likewise.
19214 (sse4_1_extendv4hiv4si2): Likewise.
19215 (*sse4_1_extendv4hiv4si2): Likewise.
19216 (sse4_1_extendv2hiv2di2): Likewise.
19217 (*sse4_1_extendv2hiv2di2): Likewise.
19218 (sse4_1_extendv2siv2di2): Likewise.
19219 (*sse4_1_extendv2siv2di2): Likewise.
19220 (sse4_1_zero_extendv8qiv8hi2): Likewise.
19221 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
19222 (sse4_1_zero_extendv4qiv4si2): Likewise.
19223 (*sse4_1_zero_extendv4qiv4si2): Likewise.
19224 (sse4_1_zero_extendv2qiv2di2): Likewise.
19225 (*sse4_1_zero_extendv2qiv2di2): Likewise.
19226 (sse4_1_zero_extendv4hiv4si2): Likewise.
19227 (*sse4_1_zero_extendv4hiv4si2): Likewise.
19228 (sse4_1_zero_extendv2hiv2di2): Likewise.
19229 (*sse4_1_zero_extendv2hiv2di2): Likewise.
19230 (sse4_1_zero_extendv2siv2di2): Likewise.
19231 (*sse4_1_zero_extendv2siv2di2): Likewise.
19232 (sse4_1_roundpd): Likewise.
19233 (sse4_1_roundps): Likewise.
19234 (sse4_1_roundsd): Likewise.
19235 (sse4_1_roundss): Likewise.
19236 (mulv4si3): Don't expand for SSE4.1.
19237 (smax<mode>3): Likewise.
19238 (umaxv4si3): Likewise.
19239 (uminv16qi3): Likewise.
19240 (umin<mode>3): Likewise.
19241 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
19243 * doc/extend.texi: Document SSE4.1 built-in functions.
19245 * doc/invoke.texi: Document -msse4.1.
19247 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
19249 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
19250 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
19251 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
19252 (ASM_SPEC): Add asm_pcrel_spec.
19253 (EXTRA_SPECS): Add asm_pcrel_spec.
19255 2007-05-21 David Daney <ddaney@avtrex.com>
19257 * doc/install.texi (Building a cross compiler): Add requirements
19258 for Java cross compiler.
19260 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
19262 PR middle-end/31995
19263 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
19264 Add loopno argument. Use evolution_function_is_invariant_rec_p
19265 instead of evolution_function_is_constant_p.
19266 Update calls to evolution_function_is_affine_multivariate_p.
19267 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
19268 Add loopno argument.
19269 * tree-scalar-evolution.c (gather_chrec_stats): Call
19270 evolution_function_is_affine_multivariate_p with a loop
19272 * tree-data-ref.c (analyze_miv_subscript): Likewise.
19273 (analyze_overlapping_iterations): Likewise.
19274 (access_functions_are_affine_or_constant_p): Likewise.
19275 (build_classic_dist_vector_1): If the access functions
19276 are equal, don't do anything.
19278 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
19279 Paolo Carlini <pcarlini@suse.de>
19280 Uros Bizjak <ubizjak@gmail.com>
19282 * c-cppbuiltin.c (c_cpp_builtins): Define
19283 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
19284 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
19285 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
19286 * doc/cpp.texi ([Standard Predefined Macros]): Document.
19288 2007-05-21 Mike Stump <mrs@apple.com>
19290 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
19292 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
19294 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
19296 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
19297 implementation if __OPTIMIZE__ is not defined.
19298 (_mm_alignr_pi8): Ditto.
19299 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19300 (_mm_inserti_si64): Ditto.
19301 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19302 (_mm_slli_epi16): Ditto.
19303 (_mm_slli_epi32): Ditto.
19304 (_mm_slli_epi64): Ditto.
19305 (_mm_srai_epi16): Ditto.
19306 (_mm_srai_epi32): Ditto.
19307 (_mm_srli_si128): Ditto.
19308 (_mm_slli_si128): Ditto.
19309 (_mm_srli_epi16): Ditto.
19310 (_mm_srli_epi32): Ditto.
19311 (_mm_srli_epi64): Ditto.
19312 (_mm_extract_epi16): Ditto.
19313 (_mm_insert_epi16): Ditto.
19314 (_mm_shufflehi_epi16): Ditto.
19315 (_mm_shufflelo_epi16): Ditto.
19316 (_mm_shuffle_epi32): Ditto.
19317 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
19318 (_m_pextrw): Ditto.
19319 (_mm_insert_pi16): Ditto.
19320 (_m_pinsrw): Ditto.
19321 (_mm_shuffle_pi16): Ditto.
19322 (_m_pshufw): Ditto.
19323 (_mm_shufle_ps): Ditto.
19324 (_mm_prefetch): Ditto.
19326 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
19328 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
19329 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
19330 * real.c (encode_i370_single, decode_i370_single,
19331 encode_i370_double, decode_i370_double): Functions removed.
19332 (i370_single_format, i370_double_format): Initializations removed.
19333 (real_maxval, round_for_format, exact_real_truncate, significand_size):
19334 Consider the log2_b field to always be one.
19335 (ieee_single_format, mips_single_format, coldfire_single_format,
19336 ieee_double_format, mips_double_format, coldfire_double_format,
19337 ieee_extended_motorola_format, ieee_extended_intel_96_format,
19338 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
19339 ibm_extended_format, mips_extended_format, ieee_quad_format,
19340 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
19341 decimal_single_format, decimal_double_format, decimal_quad_format,
19342 c4x_single_format, c4x_extended_format, real_internal_format): Remove
19343 initialization of log2_b.
19344 * real.h (i370_single_format, i370_double_format): Declarations
19346 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
19347 field to always be one.
19349 2007-05-21 Andreas Schwab <schwab@suse.de>
19351 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
19352 NOTE_INSN_BASIC_BLOCK_P.
19353 (process_for_unwind_directive): Likewise.
19355 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
19357 * builtins.c (expand_builtin_setjmp_setup): Update comment.
19358 * function.h (struct function): Move va_list_gpr_size,
19359 va_list_fpr_size, function_frequency to front of bitfields. Add
19361 (current_function_calls_unwind_init): New.
19362 * except.c (expand_builtin_unwind_init): Set
19363 current_function_calls_unwind_init not
19364 current_function_has_nonlocal_label.
19365 * reload1.c (has_nonexceptional_receiver): New.
19366 (reload): Use it and current_function_calls_unwind_init to
19367 determine whether call-saved regs must be saved.
19369 2007-05-20 Jan Hubicka <jh@suse.cz>
19371 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
19372 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19373 * ddg.c (create_ddg): LIkewise.
19374 * final.c (final): Remove hunk moving line number notes around since
19375 they are no longer present at this stage.
19376 (final_scan_insn): Use NOTE_KIND instead of
19377 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19378 (output_asm_label): Likewise.
19379 * reorg.c (dbr_schedule): Likewise.
19380 * haifa-sched.c (unlink_other_notes): Likewise.
19381 * mode-switching.c (optimize_mode_switching): Likewise.
19382 * graph.c (start_bb): Likewise.
19383 * rtl.def (NOTE): Update description.
19384 * jump.c (squeeze_notes): Delete.
19385 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
19386 NOTE_INSN_BASIC_BLOCK_P when possible.
19387 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
19388 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
19389 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
19390 (dwarf2out_var_location): Likewise.
19391 * cfgbuild.c (make_edges): Likewise.
19392 (find_basic_blocks_1): Likewise.
19393 * function.c (reorder_blocks_1): Likewise.
19394 (epilogue_done): Likewise.
19395 (reposition_prologue_and_epilogue_notes): Likewise.
19396 * print-rtl.c (print_rtx): Likewise; drop code for printing
19398 (print_rtl): Likewise.
19399 (print_rtl_single): Likewise.
19400 * gcse.c (insert_insn_start_bb): Likewise.
19401 * alias.c (init_alias_analysis): Likewise.
19402 * calls.c (fixup_tail_calls): Likewise.
19403 * except.c (sjlj_emit_function_enter): Likewise.
19404 * emit-rtl.c (add_insn_after): Likeiwse.
19405 (emit_label_before): Likewise.
19406 (emit_label_after): Likewise.
19407 (emit_note_before, emit_note_after, emit_note): Update
19408 parameter to be enum insn_note; do not deal with source
19410 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
19411 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
19413 (merge_blocks_move_successor_nojumps): Simplify now when
19414 we don't have BLOCK notes.
19415 (try_optimize_cfg): Likewise.
19416 * cfglayout.c (skip_insns_after_block): Likewise.
19417 (record_effective_endpoints): Likewise.
19418 (duplicate_insn_chain): Likewise.
19419 * varasm.c (output_constant_pool_1): Likewise.
19420 * sched-deps.c (sched_analyze): Likewise.
19421 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
19423 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
19424 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
19425 (SET_INSN_DELETED): Simplify.
19426 (NOTE_LINE_NUMBER): Exterminate.
19427 (NOTE_LINE_KIND): New.
19428 (NOTE_INSN_BASIC_BLOCK_P): Update.
19429 (enum insn_note): Simplify.
19430 (GET_NOTE_INSN_NAME) Simplify.
19431 (emit_note_before, emit_note_after, emit_note): Update prototype.
19432 (squeeze_notes): Remove.
19433 * sched-int.h (NOTE_NOT_BB_P): Update.
19434 * resource.c (mark_target_live_regs): Update.
19435 * sched-rgn.c (debug_dependencies): Update.
19436 * sched-vis.c (print_insn): Update.
19437 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
19438 * config/i386/i386.c (ix86_output_function_epilogue): Update.
19439 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
19440 (TARGET_ADJUST_UNROLL_MAX): Likewise.
19441 (split_branches): Update.
19442 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
19444 (sh_adjust_unroll_max): Exterminate.
19445 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
19446 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
19447 (m68hc11_reorg): Likewise.
19448 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
19449 (emit_predicate_relation_info): Update.
19450 (process_for_unwind_directive): Update.
19451 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
19452 (output_call): Update.
19453 * config/pa/pa.c (output_lbranch): Update.
19454 (output_millicode_call): Update.
19455 (output_call): Update.
19456 (pa_combine_instructions): Update.
19457 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
19458 * config/bfin/bfin.c (gen_one_bundle): Update.
19459 * cfgrtl.c (can_delete_note_p): Update.
19460 (delete_insn): Update.
19461 (rtl_merge_blocks): Update.
19462 (commit_one_edge_insertion): Update.
19463 (rtl_verify_flow_info): Update.
19464 * stmt.c (expand_case): Do not call squeeze_notes.
19466 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19473 * c.opt (Wtype-limits): New.
19474 * doc/invoke.texi (Wtype-limits): Document it.
19475 (Wextra): Enabled by -Wextra.
19476 * c-opts.c (c_common_post_options): Enabled by -Wextra.
19477 * c-common.c (shorten_compare): Warn with Wtype-limits.
19479 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19481 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
19482 inlined function, not as a macro.
19483 (_mm_alignr_pi8): Ditto.
19484 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
19485 (_mm_inserti_si64): Ditto.
19486 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
19487 (_mm_extract_epi16): Ditto.
19488 (_mm_insert_epi16): Ditto.
19489 (_mm_shufflehi_epi16): Ditto.
19490 (_mm_shufflelo_epi16): Ditto.
19491 (_mm_shuffle_epi32): Ditto.
19492 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
19493 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
19495 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
19497 (_m_to_float): Use C89 compatible assignment.
19499 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
19502 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
19504 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19507 * doc/invoke.texi (Wreturn-type): Complete description.
19508 (Wextra): Delete item about return-type warning.
19509 * c-decl.c: Delete redundant Wextra warning.
19511 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
19514 * config/i386/pmmintrin.h: Do not include xmmintrin.h
19515 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
19516 inlined function, not as a macro.
19517 (_mm_prefetch): Ditto.
19518 (_m_pextrw): Ditto.
19519 (_mm_insert_pi16): Ditto.
19520 (_m_pinsrw): Ditto.
19521 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
19522 (_m_pshufw): Ditto. Add const to __N argument.
19523 (_mm_shufle_ps): Ditto. Add const to __mask argument.
19524 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
19525 (_mm_slli_epi32): Ditto.
19526 (_mm_srli_si128): Implement as always inlined function, not as a
19527 macro. Add __inline to function declaration.
19528 (_mm_slli_si128): Ditto.
19530 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
19532 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
19533 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
19535 (struct fenv): New structure.
19536 (FP_HANDLE_EXCEPTIONS): New define.
19537 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
19538 (_FP_DECL_EXP): New define.
19539 (FP_INIT_ROUNDMODE): New define.
19540 (FP_ROUNDMODE): New define.
19542 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19544 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
19545 (Wconversion): Update description.
19546 (Wconversion-sign): New.
19547 * c.opt (Wconversion-sign): New.
19548 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
19549 means disabled for C++. Otherwise, take the status of Wconversion.
19550 * c-common.c (conversion_warning): Warn with either Wconversion or
19552 (warnings_for_convert_and_check): Conditions are already checked by
19553 conversion_warning.
19554 (convert_and_check): Don't check warnings if the conversion failed.
19556 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
19557 Anatoly Sokolov <aesok@dol.ru>
19559 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
19560 avr_epilogue_uses) : Add declaration.
19561 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
19562 * config/avr/constraints.md (R): New constraint.
19563 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
19564 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
19565 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
19566 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
19567 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
19568 call_prologue_saves, epilogue_restores, return_from_epilogue,
19569 return_from_main_epilogue, return_from_interrupt_epilogue,
19570 return_from_naked_epilogue, prologue, epilogue): New patterns.
19571 (jump): Handle symbol reference.
19572 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
19573 avr_output_function_prologue, avr_output_function_epilogue): Remove
19575 (avr_init_machine_status, expand_prologue, expand_epilogue,
19576 avr_asm_function_end_prologue, avr_epilogue_uses,
19577 avr_asm_function_begin_epilogue): New functions.
19578 (prologue_size, epilogue_size, jump_tables_size): Remove global
19580 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
19581 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
19582 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
19583 (avr_override_options): Initialise init_machine_status.
19584 (output_movhi): Handle all stack pointer loads.
19585 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
19586 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
19587 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
19588 (EPILOGUE_USES) Redefine.
19589 (machine_function) Declare.
19591 2007-05-19 Richard Sandiford <richard@codesourcery.com>
19593 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
19594 Use a single return statement.
19596 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19598 PR middle-end/30250
19599 * builtins.c (do_mpfr_lgamma_r): New.
19600 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
19601 * tree.h (CASE_FLT_FN_REENT): New.
19603 2007-05-18 Geoffrey Keating <geoffk@apple.com>
19605 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
19606 (output_die): Use 'unsigned long' with %x.
19607 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
19608 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
19609 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
19611 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
19613 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
19618 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
19619 true if function has no argument.
19621 2007-05-18 DJ Delorie <dj@redhat.com>
19623 * config/mips/mips.c (mips_offset_within_alignment_p): New.
19624 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
19626 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19628 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
19629 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
19630 count_trailing_zeros.
19631 (__i386__): Implement count_leading_zeros using __builtin_clz().
19632 Implement count_trailing_zeros usign __builtin_ctz().
19634 2007-05-18 Richard Sandiford <richard@codesourcery.com>
19636 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
19638 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
19640 PR middle-end/31344
19641 * expr.c (emit_move_change_mode): Change mode of push operands here.
19643 2007-05-17 Ian Lance Taylor <iant@google.com>
19645 PR tree-optimization/31953
19646 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
19647 Change all callers.
19648 (set_value_range_to_null): Call set_value_range_to_value.
19649 (extract_range_from_comparison): Likewise.
19651 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19653 * toplev.c (print_version): Output GMP/MPFR version info.
19655 * builtins.c (CASE_MATHFN_REENT): New macro.
19656 (mathfn_built_in): Use it.
19657 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
19658 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
19659 BUILT_IN_LGAMMAL_R): New.
19660 * doc/extend.texi: Document new builtins.
19662 PR middle-end/31796
19663 * builtins.c (do_mpfr_remquo): New.
19664 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
19665 (fold_builtin_3): Handle BUILT_IN_REMQUO.
19667 PR middle-end/30251
19668 * builtins.c (fold_builtin_1): Handle y0, y1.
19669 (fold_builtin_2): Handle yn.
19671 PR middle-end/30251
19672 * builtins.c (do_mpfr_bessel_n): New.
19673 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
19674 (fold_builtin_2): Handle BUILT_IN_JN.
19676 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
19679 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
19680 TYPE_PRECISION (intmax_type_node).
19682 2007-05-17 Steve Ellcey <sje@cup.hp.com>
19685 * reload.c (subst_reloads): Remove checking.
19687 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
19689 PR rtl-optimization/31691
19690 * combine.c (simplify_set): Build a new src pattern instead of
19691 substituting its operands in the COMPARE case.
19693 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
19695 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
19696 (execute_vrp): Preserve loops through jump threading.
19697 * tree-ssa-threadupdate.c (thread_single_edge,
19698 dbds_continue_enumeration_p, determine_bb_domination_status,
19699 thread_through_loop_header): New functions.
19700 (create_edge_and_update_destination_phis,
19701 create_edge_and_update_destination_phis): Set loops for the new blocks.
19702 (prune_undesirable_thread_requests): Removed.
19703 (redirect_edges): Do not pretend that redirect_edge_and_branch can
19705 (thread_block): Do not call prune_undesirable_thread_requests.
19707 (mark_threaded_blocks): Select edges to thread here.
19708 (thread_through_all_blocks): Take may_peel_loop_headers argument.
19709 Thread edges through loop headers independently.
19710 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
19711 * tree-pass.h (TODO_mark_first_instance): New.
19712 (first_pass_instance): Declare.
19713 * cfghooks.c (duplicate_block): Put the block to the original loop
19714 if copy is not specified.
19715 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
19716 jump threading. Pass may_peel_loop_headers to
19717 thread_through_all_blocks according to first_pass_instance.
19718 * cfgloop.h (create_preheader): Declare.
19719 * tree-flow.h (thread_through_all_blocks): Declaration changed.
19720 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
19721 * passes.c (first_pass_instance): New variable.
19722 (next_pass_1): Set TODO_mark_first_instance.
19723 (execute_todo): Set first_pass_instance.
19725 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
19727 PR tree-optimization/24659
19728 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
19729 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
19730 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
19731 OTI_vec_pack_ufix_trunc.
19732 (vec_unpacks_float_hi_optab): Define new macro.
19733 (vec_unpacks_float_lo_optab): Ditto.
19734 (vec_unpacku_float_hi_optab): Ditto.
19735 (vec_unpacku_float_lo_optab): Ditto.
19736 (vec_pack_sfix_trunc_optab): Ditto.
19737 (vec_pack_ufix_trunc_optab): Ditto.
19738 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
19739 and vec_pack_[s|u]fix_trunc_optab using
19740 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
19741 * tree-vectorizer.c (supportable_widening_operation): Handle
19742 FLOAT_EXPR and CONVERT_EXPR. Update comment.
19743 (supportable_narrowing_operation): New function.
19744 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
19745 * tree-vect-transform.c (vectorizable_conversion): Handle
19746 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
19747 (vect_gen_widened_results_half): Move before vectorizable_conversion.
19748 (vectorizable_type_demotion): Call supportable_narrowing_operation()
19749 to check for target support.
19750 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
19751 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
19752 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
19753 for VEC_PACK_FIX_TRUNC_EXPR.
19754 (expand_binop): Special case mode of the result for
19755 vec_pack_[u|s]fix_trunc_optab.
19756 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
19757 vec_pack_[u|s]fix_trunc_optab.
19759 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
19760 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
19761 * tree-pretty-print.c (dump_generic_node): Handle
19762 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
19763 VEC_PACK_FIX_TRUNC_EXPR.
19765 * expr.c (expand_expr_real_1): Ditto.
19766 * tree-inline.c (estimate_num_insns_1): Ditto.
19767 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
19769 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
19770 (vec_unpacks_float_lo_v8hi): Ditto.
19771 (vec_unpacku_float_hi_v8hi): Ditto.
19772 (vec_unpacku_float_lo_v8hi): Ditto.
19773 (vec_unpacks_float_hi_v4si): Ditto.
19774 (vec_unpacks_float_lo_v4si): Ditto.
19775 (vec_pack_sfix_trunc_v2df): Ditto.
19777 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
19779 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
19780 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
19781 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
19782 [vec_pack_ufix_trunc]: Ditto.
19783 [vec_unpacks_float_hi]: Ditto.
19784 [vec_unpacks_float_lo]: Ditto.
19785 [vec_unpacku_float_hi]: Ditto.
19786 [vec_unpacku_float_lo]: Ditto.
19788 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
19790 * soft-fp/README: Update for new files.
19791 * soft-fp/floattisf.c: New file.
19792 * soft-fp/floattidf.c: New file.
19793 * soft-fp/floattitf.c: New file.
19794 * soft-fp/floatuntisf.c: New file.
19795 * soft-fp/floatuntidf.c: New file.
19796 * soft-fp/floatuntitf.c: New file.
19797 * soft-fp/fixsfti.c: New file.
19798 * soft-fp/fixdfti.c: New file.
19799 * soft-fp/fixtfti.c: New file.
19800 * soft-fp/fixunssfti.c: New file.
19801 * soft-fp/fixunsdfti.c: New file.
19802 * soft-fp/fixunstfti.c: New file.
19803 * soft-fp/extendxftf.c: New file.
19804 * soft-fp/trunctfxf.c: New file.
19806 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
19807 (__trunctfxf2): Ditto.
19809 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
19810 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
19811 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
19812 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
19813 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
19814 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
19816 * config/i386/t-fprules-softfp64: New file.
19817 * config/i386/sfp-machine.h: New file.
19818 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
19819 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
19820 and soft-fp/t-softfp to tmake_file.
19821 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
19822 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
19824 * config/i386/t-linux64 (softfp_wrap_start): New.
19825 (softfp_wrap_end): New.
19826 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
19827 supported for TARGET_64BIT.
19829 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
19831 * c-common.c (c_common_signed_or_unsigned_type): Emulate
19832 c_common_unsigned_type behavior.
19834 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
19836 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
19839 2007-05-16 Eric Christopher <echristo@apple.com>
19841 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
19842 saving after stack push. Set sp_offset whenever we push.
19843 (rs6000_emit_epilogue): Move altivec register restore before
19846 2007-05-16 Richard Sandiford <richard@codesourcery.com>
19848 * configure.ac: Allow sysroots to be relocated under $prefix as
19849 well as $exec_prefix.
19850 * configure: Regenerate.
19852 2007-05-16 Richard Sandiford <richard@codesourcery.com>
19856 2007-05-12 Richard Sandiford <richard@codesourcery.com>
19858 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
19859 (gcc_tooldir): Likewise.
19860 * configure: Regenerate.
19861 * Makefile.in (libsubdir_to_prefix): New variable, based on the
19862 old configure.ac gcc_tooldir setting.
19863 (prefix_to_exec_prefix): New variable.
19864 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
19865 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
19867 2007-05-14 Janis Johnson <janis187@us.ibm.com>
19869 * c-typeck.c (build_binary_op): Return early for error.
19871 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
19873 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
19874 struct nb_iter_bound.
19875 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
19876 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
19877 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
19878 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
19879 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
19880 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
19881 (del_scev_info): Use ggc_free.
19882 (scev_initialize): Allocate scalar_evolution_info in gc memory.
19883 * loop-init.c: Include ggc.h.
19884 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
19885 (loop_optimizer_finalize): Use ggc_free.
19886 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
19887 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
19888 pass_iv_optimize): Add TODO_ggc_collect.
19889 * function.h (struct function): Remove skip marker from
19891 * cfgloop.c: Include ggc.h.
19892 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
19894 (establish_preds): Vector superloops is gc allocated.
19895 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
19897 (flow_loops_find): Vector larray is gc allocated.
19898 (loop_exit_free): Use ggc_free.
19899 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
19900 that head of exits list is now not a part of struct loop.
19901 (record_loop_exits): Allocate exits table in gc memory.
19902 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
19903 that head of exits list is now not a part of struct loop.
19904 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
19905 struct loop_exit): Add GTY marker.
19906 (struct loop): Add GTY marker. Make superloops vector gc allocated.
19907 Add skip marker to aux field. Make head of exits list a separate
19909 (struct loops): Add GTY marker. Make larray vector gc allocated.
19910 Add param marker to exits table.
19911 (get_loops): Type changed.
19912 * Makefile.in (tree-scalar-evolution.o): Add
19913 gt-tree-scalar-evolution.h dependency.
19914 (cfgloop.o, loop-init.o): Add ggc.h dependency.
19915 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
19916 * basic-block.h (struct basic_block_def): Remove skip marker from
19919 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
19921 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
19922 of 0 in the call to expand_expr().
19923 (expand_builtin_mathfn_3): Ditto.
19924 (expand_builtin_interclass_mathfn): Ditto.
19925 (expand_builtin_cexpi): Ditto.
19926 (expand_builtin_int_roundingfn): Ditto.
19927 (expand_builtin_int_roundingfn_2): Ditto.
19928 (expand_builtin_pow): Ditto.
19929 (expand_builtin_powi): Ditto.
19930 (expand_builtin_bswap): Ditto.
19931 (expand_builtin_unop): Ditto.
19932 (expand_builtin_fabs): Ditto.
19933 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
19934 the call to expand_expr().
19935 (expand_builtin_sync_operation): Ditto.
19936 (expand_builtin_compare_and_swap): Ditto.
19937 (expand_builtin_lock_test_and_set): Ditto.
19938 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
19939 instead of 0 in the call to expand_expr().
19940 (expand_builtin_extract_return_addr): Ditto.
19941 (expand_builtin_eh_return): Ditto.
19942 (expand_eh_return): Ditto.
19943 * explow.c (expr_size): Ditto.
19944 * expr.c (optimize_bitfield_assignment_op): Ditto.
19945 (expand_assignement): Ditto.
19946 (store_expr): Ditto.
19947 (store_field): Ditto.
19948 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
19949 the call to expand_expr().
19950 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
19951 in the call to expand_expr().
19952 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
19953 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
19954 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
19956 * optabs.c (expand_vec_shift_expr): Ditto.
19957 (expand_vec_cond_expr): Ditto.
19958 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
19959 call to expand_expr().
19960 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
19961 in the call to expand_expr().
19963 2007-05-14 Dave Korn <dave.korn@artimi.com>
19965 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
19967 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
19969 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
19970 instead of c_common_unsigned_type.
19971 (c_common_unsigned_type): Remove.
19972 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
19973 c_common_unsigned_type.
19974 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
19975 c_common_unsigned_type.
19976 * c-common.h (c_common_unsigned_type): Remove.
19977 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
19978 c_common_unsigned_type.
19979 * c-format.c (check_format_types): Use unsigned_type_for instead of
19980 c_common_unsigned_type.
19981 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19982 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
19983 of c_common_unsigned_type.
19984 * convert.c (convert_to_integer): Use unsigned_type_for instead of
19985 lang_hooks.types.unsigned_type.
19986 * expmed.c (make_tree): Use unsigned_type_for instead of
19987 lang_hooks.types.unsigned_type.
19988 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
19989 lang_hooks.types.unsigned_type.
19990 (build_range_check): Likewise.
19991 (fold_unary): Likewise.
19992 (fold_binary): Likewise.
19993 (fold_ternary): Likewise.
19994 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19995 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
19996 * tree.c (get_unsigned_type): New.
19997 (unsigned_type_for): Use get_unsigned_type instead of
19998 lang_hooks.types.unsigned_type.
20000 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
20002 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
20003 to m68k_get_function_kind. Update its prototype.
20004 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
20006 (m68k_interrupt_function_p): Return enum m68k_function_type
20007 instead of bool. Rename to m68k_get_function_kind.
20008 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
20009 target is not fido.
20010 (m68k_compute_frame_layout): Don't mark any register for save
20011 if an interrupt_thread attribute is specified.
20012 (m68k_hard_regno_rename_ok): Update a use of
20013 m68k_interrupt_function_p.
20014 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
20015 m68k_interrupt_function_p.
20016 (m68k_function_type): New.
20017 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
20018 for a function with an interrupt_thread attribute.
20019 * doc/extend.texi: Document the interrupt_thread attribute.
20021 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
20023 Fix PR tree-optimization/31911
20024 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
20025 if they didn't change the expression.
20027 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
20029 * tree-scalar-evolution.c (resolve_mixers): Exported.
20030 * tree-scalar-evolution.h (resolve_mixers): Declare.
20031 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
20032 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
20033 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
20034 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
20035 init_array_ref, init_pointer_ref, analyze_indirect_ref,
20036 strip_conversion, analyze_offset_expr, address_analysis,
20037 object_analysis, analyze_offset): Removed.
20038 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
20039 split_constant_offset, canonicalize_base_object_address,
20040 object_address_invariant_in_loop_p, disjoint_objects_p,
20041 dr_may_alias_p, dr_address_invariant_p): New functions.
20042 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
20043 and dr_analyze_alias.
20044 (initialize_data_dependence_relation): Use dr_may_alias_p
20045 and object_address_invariant_in_loop_p.
20046 (compute_self_dependence): Handle the case when
20047 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
20048 (find_data_references_in_stmt): Restrict the analysis of data
20049 references to the given loop nest.
20050 (find_data_references_in_loop): Made static. Pass loop nest to
20051 find_data_references_in_stmt.
20052 (compute_data_dependences_for_loop): Use DR_VOPS.
20053 (free_data_ref): Free DR_VOPS.
20054 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
20055 (struct innermost_loop_behavior): ... new.
20056 (struct base_object_info): Replaced by ...
20057 (struct indices): ... new.
20058 (struct dr_alias): New.
20059 (enum data_ref_type): Removed.
20060 (struct data_reference): Consist of struct innermost_loop_behavior,
20061 struct indices and struct dr_alias.
20062 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
20063 (DR_MEMTAG): Renamed to ...
20064 (DR_SYMBOL_TAG): ... this.
20065 (find_data_references_in_loop): Declaration removed.
20066 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
20067 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
20068 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
20069 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
20071 2007-05-13 Revital Eres <eres@il.ibm.com>
20073 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
20074 which walks virtual def-use chains to find redundant stores.
20075 (dse_optimize_stmt): Call it.
20077 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20079 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
20080 * passes.c (init_optimization_passes): Move pass_jump_bypass
20083 * basic-block.h (bb_has_eh_pred): Fix style issue.
20085 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
20087 PR rtl-optimization/31848
20088 * loop-invariant.c (move_invariant_reg): If we move an insn
20089 with a REG_EQUAL note, and that insn is not always executed,
20090 remove the REG_EQUAL note.
20092 2007-05-12 Richard Guenther <rguenther@suse.de>
20094 PR tree-optimization/31797
20095 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
20096 propagate into a stmt that has volatile ops.
20098 2007-05-12 Richard Sandiford <richard@codesourcery.com>
20100 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
20101 (gcc_tooldir): Likewise.
20102 * configure: Regenerate.
20103 * Makefile.in (libsubdir_to_prefix): New variable, based on the
20104 old configure.ac gcc_tooldir setting.
20105 (prefix_to_exec_prefix): New variable.
20106 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
20107 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
20109 2007-05-11 Silvius Rus <rus@google.com>
20111 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
20112 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
20113 * c-common.h (strict_aliasing_warning): Change return type.
20114 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
20115 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
20116 (build_c_cast): Condition call to strict_aliasing_warning.
20117 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
20118 * flags.h (set_Wstrict_aliasing): Declare.
20119 * opts.c (set_Wstrict_alising): Define, add call to.
20120 * tree-flow.h (strict_aliasing_warning_backend): Declare.
20121 * tree-ssa-alias-warnings.c: New file.
20122 * tree-ssa-alias.c (compute_may_aliases): Add call to
20123 strict_aliasing_warning_backend.
20125 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
20127 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
20128 Use loop_depth and loop_outer accessor functions.
20129 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
20130 determine_invariantness_stmt, move_computations_stmt): Ditto.
20131 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
20132 add_loop, loopify, unloop, fix_loop_structure): Ditto.
20133 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
20134 * tree-scalar-evolution.c (interpret_loop_phi,
20135 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
20136 instantiate_parameters_1, scev_const_prop): Ditto.
20137 * cfghooks.c (make_forwarder_block): Ditto.
20138 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
20139 * modulo-sched.c (loop_canon_p): Ditto.
20140 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
20141 slpeel_can_duplicate_loop_p): Ditto.
20142 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
20143 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
20144 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
20145 cancel_loop, verify_loop_structure): Ditto.
20146 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
20147 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
20148 superloops vector instead of "pred" array.
20149 (establish_preds): Take father loop as an argument. Initialize the
20151 (flow_loop_tree_node_add): Pass father loop to establish_preds.
20152 Do not initialize loop->outer.
20153 (flow_loop_tree_node_remove): Truncate the superloops vector.
20154 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
20155 "pred" merged to "superloops" vector.
20156 (loop_depth, loop_outer): New.
20157 (fel_init): Use loop_outer.
20159 2007-05-11 Jan Hubicka <jh@suse.cz>
20161 * cgraphunit.c: Include gt-cgraphunit.h
20162 (static_ctors, static_dtors): New static vars.
20163 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
20164 based on implementation in c-common.c
20165 (cgraph_finalize_function): Call record_cdtor_fn.
20166 (cgraph_optimize): Call cgraph_build_cdtor_fns.
20167 * decl.c (finish_function): Do not call c_record_cdtor_fn.
20168 (c_write_global_declarations): Do not call c_build_cdtor_fns.
20169 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
20170 build_cdtor, c_build_cdtor_fns): Remove.
20171 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
20172 c_build_cdtor_fns): Remove prototype.
20174 2007-05-11 Paolo Carlini <pcarlini@suse.de>
20177 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
20178 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
20179 * builtins.c (fold_builtin_memchr): New.
20180 (expand_builtin_memchr): Call the latter.
20181 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
20182 * doc/extend.texi ([Other built-in functions provided by GCC]):
20185 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
20187 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
20188 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
20189 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
20190 PFPO_OP1_TYPE_SHIFT): Constants added.
20191 (DFP_ALL): Mode macro defined.
20192 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
20193 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
20194 Insn definitions added.
20195 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
20196 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
20199 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
20201 PR tree-optimization/31885
20202 * tree-chrec.c (chrec_contains_undetermined): Do not consider
20203 NULL_TREE to be undetermined.
20204 (automatically_generated_chrec_p): Return false for NULL.
20206 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20208 * config/bfin/bfin.h (MOVE_RATIO): Define.
20210 2007-05-10 Richard Sandiford <richard@codesourcery.com>
20212 * config.gcc (sparc-wrs-vxworks): New target.
20213 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
20214 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
20215 * config/sparc/sparc.h: Include vxworks-dummy.h.
20216 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
20217 include LABEL_REFs too.
20218 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
20219 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
20221 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
20223 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
20224 (sparc_emit_call_insn): New function.
20225 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
20226 functions when generating VxWorks PIC.
20227 * config/sparc/sparc.md (vxworks_load_got): New pattern.
20228 (call, call_value): Use sparc_emit_call_insn instead of
20231 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20233 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
20235 2007-05-09 Bob Wilson <bob.wilson@acm.org>
20237 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
20238 for floating-point values if HOST_BITS_PER_LONG > 32. Use
20239 split_double instead of operand_subword.
20241 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
20243 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
20244 * config/bfin/bfin.c (bfin_local_alignment): New function.
20245 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
20247 2007-05-08 Chao-ying Fu <fu@mips.com>
20249 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
20250 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
20251 (smsub_widen_optab, umsub_widen_optab): Define.
20252 * optabs.c (init_optabs): Initialize smsub_widen_optab and
20254 * genopinit.c (optabs): Fill in smsub_widen_optab and
20256 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
20257 and umsub_widen_optab to implement multiply-subtract sequences.
20258 * config/mips/mips.md (*msac<u>_di): Rename to...
20259 (<u>msubsidi4): ...this. Extend condition to include
20260 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20261 of operand 0 to "ka" and use the three-operand form of msub<u>
20263 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
20266 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
20268 PR rtl-optimization/28011
20269 * reload.c (push_reload): Set dont_share if IN appears in OUT
20270 also when IN is a PLUS rtx.
20271 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
20274 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
20276 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
20277 call unshare_all_decls.
20278 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
20279 (unshare_all_decls): Remove.
20281 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
20284 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
20287 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
20288 Nigel Stephens <nigel@mips.com>
20290 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
20291 Update comments and all uses.
20292 (MIN_FPRS_PER_FMT): Define.
20293 * config/mips/mips.c (function_arg): Fix to correctly handle
20294 the -mips32r2 -mfp64 -mabi=32 case.
20295 (override_options): Enable use of odd-numbered registers for
20296 SFmode values on MIPS32.
20297 (mips_save_reg_p): Save whole floating-point register pair if
20298 either half is used.
20299 (compute_frame_size): Fix comment.
20301 2007-05-08 Jie Zhang <jie.zhang@analog.com>
20303 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
20304 argument of type bool.
20305 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
20306 argument. Safely select temporary P register according to it.
20307 (do_link): Change call site of add_to_reg accordingly.
20308 (do_unlink): Add epilogue_p as a fourth argument and pass it
20310 (expand_interrupt_handler_epilogue): Change call of do_unlink
20312 (bfin_expand_prologue): Add a third argument sibcall_p.
20313 * config/bfin/bfin.md (epilogue): Change call of
20314 bfin_expand_epilogue accordingly.
20315 (sibcall_epilogue): Likewise.
20316 (eh_return_internal): Likewise.
20318 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
20319 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
20320 * config/bfin/bfin.c (bfin_handle_option): Handle
20321 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
20322 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
20323 Support bf534, bf536 and bf561.
20324 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
20326 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
20329 * config/i386/i386.c (ix86_function_regparm): Process local
20330 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
20332 2007-05-07 Mike Stump <mrs@apple.com>
20334 * doc/invoke.texi (Warning Options): Document that -Wempty-body
20335 also checks for and while statements in C++.
20337 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
20339 * gcc.c (at_file_supplied): New variable.
20340 (main): Set it if we expanded argv.
20341 (do_spec_1): Pass an @-file to the linker if we were called with
20342 an @-file argument and HAVE_GNU_LD.
20343 * collect2.c (at_file_supplied): New variable.
20344 (response_file): New variable.
20345 (collect_exit): Unlink response_file if necessary.
20346 (handler): Likewise.
20347 (do_wait): Likewise.
20348 (main): Set at_file_supplied if we expanded argv.
20349 (collect_execute): Pass an @-file to subprocesses if we were called
20350 with an @-file argument.
20351 * configure.ac: Add define for HAVE_GNU_LD.
20352 * configure: Regenerate.
20353 * config.in: Regenerate.
20355 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
20357 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
20358 operand to HI mode.
20363 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
20365 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20366 (TARGET_ENCODE_SECTION_INFO): Re-define.
20367 (m32c_encode_section_info): New
20368 (function_vector_handler): New
20369 (current_function_special_page_vector): New
20370 (m32c_special_page_vector_p): New.
20371 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
20373 * config/m32c/jump.md: Added instruction JSRS for functions
20374 with attribute "function_vector".
20375 * doc/extend.texi (function_vector): Added description
20376 for M16C, M32C targets.
20378 2007-05-07 DJ Delorie <dj@redhat.com>
20381 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
20382 ashrpsi3, lshrpsi3): Update shift count constraint.
20384 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
20385 Nathan Froyd <froydnj@codesourcery.com>
20388 * c-incpath.c (add_path): Strip trailing path separators.
20390 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
20392 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
20393 Free dominance info before purging EH edges.
20394 (eliminate_degenerate_phis): Likewise.
20395 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
20397 2007-05-07 Jan Hubicka <jh@suse.cz>
20399 * gimplify.c (gimplify_expr): Do not crash when folding
20400 (void *)(int)&a + 4.
20402 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20405 * c-opts.c (lang_fortran): Make it non static.
20406 * c-common.h (lang_fortran): New prototype.
20407 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
20408 -lang-fortran option was passed by the driver.
20410 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
20412 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
20413 of ASSERT_CHECKING. Tweak message.
20415 2007-05-06 Revital Eres <eres@il.ibm.com>
20418 * loop-unroll.c (insert_var_expansion_initialization):
20419 Initialize the expansions with -zero instead of +zero.
20421 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
20423 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
20424 into pic and non-pic versions. Mark r19 as used for
20425 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
20426 for tgd_load, tld_load and tie_load .
20427 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
20428 version of tgd_load, tld_load and tie_load depending on the
20431 2007-05-04 Ulrich Drepper <drepper@redhat.com>
20432 Jakub Jelinek <jakub@redhat.com>
20434 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
20435 (__do_global_dtors_aux): Use more paranoid loop to run
20436 destructors if HIDDEN_DTOR_LIST_END.
20437 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
20439 2007-05-04 Jakub Jelinek <jakub@redhat.com>
20441 * varasm.c (align_variable): Don't increase alignment for
20442 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
20443 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
20445 2007-05-04 Josh Conner <jconner@apple.com>
20447 * basic-block.h (cdi_direction): Assign values to all enumeration
20449 (dom_computed): Remove.
20450 (dom_info_state): New.
20451 (set_dom_info_availability): New.
20452 * tree-ssa-loop-im.c (determine_invariantness): Initialize
20453 walk_data.dom_direction.
20454 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
20455 instead of dom_computed[].
20456 (split_edge): Likewise.
20457 (create_basic_block): Likewise.
20458 (merge_blocks): Likewise.
20459 * ifcvt.c (find_if_header): Likewise.
20460 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
20461 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
20462 * tree-ssa.c (verify_ssa): Likewise.
20463 * tree-cfg.c (tree_verify_flow_info): Likewise.
20464 (remove_edge_and_dominated_blocks): Likewise.
20465 * dominance.c (dom_computed): Make static.
20466 (calc_dfs_tree_nonrec): Change third param to a bool.
20467 (calc_dfs_tree): Change second param to a bool.
20468 (calc_idioms): Change second param to a bool. Use
20469 dom_convert_dir_to_idx.
20470 (init_dom_info): Validate dir before using.
20471 (dom_convert_dir_to_idx): New.
20472 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
20473 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
20474 (free_dominance_info): Use dom_convert_dir_to_idx.
20475 (get_immediate_dominator): Likewise.
20476 (set_immediate_dominator): Likewise.
20477 (get_dominated_by): Likewise.
20478 (redirect_immediate_dominators): Likewise.
20479 (nearest_common_denominator): Likewise.
20480 (dominated_by_p): Likewise.
20481 (bb_dom_dfs_in): Likewise.
20482 (bb_dom_dfs_out): Likewise.
20483 (recount_dominator): Likewise.
20484 (iterate_fix_dominators): Likewise.
20485 (add_to_dominance_info): Likewise.
20486 (delete_from_dominance_info): Likewise.
20487 (first_dom_son): Likewise.
20488 (next_dom_son): Likewise.
20489 (dom_info_available_p): Likewise.
20490 (dom_info_state): New.
20491 (set_dom_info_availability): New.
20493 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20495 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
20497 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
20499 2007-05-04 Bob Wilson <bob.wilson@acm.org>
20501 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
20502 (subdi3, subdi_carry): Delete.
20504 2007-05-04 Jan Hubicka <jh@suse.cz>
20505 Richard Guenther <rguenther@suse.de>
20507 * opts.c (decode_options): Do not fiddle with inlining
20508 parameters in case of optimizing for size.
20509 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
20510 for size do nothing.
20511 (cgraph_decide_inlining_of_small_function): When optimizing for
20512 size never inline functions increasing caller size.
20513 (cgraph_early_inlining): Inline for size when optimizing for size.
20515 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
20517 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
20518 logical operations piecewise.
20519 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
20520 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
20521 subdi_sesidi_di): Delete.
20522 (add_with_carry): Produce carry in CC instead of a DREG to shorten
20523 the generated sequence. Allow three-reg add in constraints. Rewrite
20524 the rtl expression for carry to avoid zero_extend of a constant.
20525 (sub_with_carry): New pattern.
20526 (adddi3, subdi3): Change into define_expand. For subtract, generate a
20527 different sequence not involving jumps.
20528 (notbi): Now a named pattern.
20530 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
20532 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
20533 Add the note about a significant loss of accuracy of some
20534 mathematical routines when these options are used.
20536 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20538 * haifa-sched.c (rtx_vec_t): New typedef.
20539 (contributes_to_priority_p): Extract piece of priority () into new
20541 (priority): Use the function. Add assertion.
20542 (rank_for_schedule, set_priorities): Add assertion to check that
20543 insn's priority is initialized.
20544 (clear_priorities, calc_priorities): Change signature. Make it update
20545 all relevant insns. Update all callers ('add_to_speculative_block ()'
20546 and 'create_block_check_twin ()').
20547 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
20548 Add new field 'priority_status'.
20549 (INSN_PRIORITY_STATUS): New macro.
20550 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
20552 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
20554 * sched-ebb.c (debug_ebb_dependencies): New static function.
20555 (init_ready_list): Use it.
20557 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
20558 with changed signature and 'debug_rgn_dependencies ()'.
20559 (debug_rgn_dependencies): New static function.
20560 (init_ready_list): Use it.
20562 * sched-int.h (debug_dependencies): Declare.
20564 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
20566 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
20568 2007-05-04 Dirk Mueller <dmueller@suse.de>
20570 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
20572 2007-05-03 Jan Hubicka <jh@suse.cz>
20574 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
20575 ((T1)X op (T1)Y), for pointer type in more cases than before.
20577 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
20579 * tree-object-size.c (plus_expr_object_size): When operand size is
20580 unknown, return unknown.
20582 2007-05-03 Dirk Mueller <dmueller@suse.de>
20584 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
20586 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
20589 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
20591 2007-05-03 Janis Johnson <janis187@us.ibm.com>
20593 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
20595 2007-05-03 Joseph Myers <joseph@codesourcery.com>
20597 * config/soft-fp/double.h, config/soft-fp/extended.h,
20598 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
20599 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
20600 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
20601 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
20604 2007-05-03 Ian Lance Taylor <iant@google.com>
20606 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
20607 MASK_PPC_GFXOPT for 8540 or 8548.
20609 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20611 * tree-vect-transform.c (vect_update_inits_of_drs): Use
20612 vect_print_dump_info() to output debug information.
20614 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
20617 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
20618 operands of size 2 when operand is not MEM_P.
20620 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20622 PR tree-optimization/30565
20623 * lambda-code.c (perfect_nestify): Fix updating of dominators.
20625 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
20627 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
20628 (umulsi3_highpart): Use them.
20629 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
20630 for final accumulator to D regisster tranfser.
20632 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
20634 PR tree-optimization/31699
20635 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
20637 (vect_enhance_data_refs_alignment): Compute peel amount using
20638 TYPE_VECTOR_SUBPARTS instead of vf.
20639 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
20641 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
20644 * system.h: Remove inclusion of double-int.h
20645 * tree.h: Include double-int.h
20646 * gengtype.c: Likewise
20647 * cfgloop.h: Likewise
20648 * Makefile.in: Adjust dependencies on double-int.h
20650 2007-05-02 Eric Christopher <echristo@apple.com>
20652 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
20653 -shared to -Zdynamiclib.
20655 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
20658 * c-common.c (strip_pointer_or_array_types): New function.
20659 * c-common.h (strip_pointer_or_array_types): New function declaration.
20661 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
20663 PR tree-optimization/31771
20664 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
20666 2007-05-02 Paul Brook <paul@codesourcery.com>
20668 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
20670 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
20672 PR middle-end/29715
20673 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
20676 2007-05-02 Nick Clifton <nickc@redhat.com>
20678 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
20680 2007-05-02 Richard Guenther <rguenther@suse.de>
20682 PR tree-optimization/31146
20683 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
20684 argument, single_use_p. If we have a single use that is
20685 a conversion to the definition rhs type, propagate that rhs.
20686 (forward_propagate_addr_expr): Pass single_use_p argument
20687 to forward_propagate_addr_expr_1.
20689 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
20691 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
20694 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20696 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
20697 'AMD Family 10 core'.
20699 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20701 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
20702 and athlon64-sse3 as improved versions of k8, opteron and athlon64
20703 with SSE3 instruction set support.
20704 * doc/invoke.texi: Likewise.
20706 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20708 * config/i386/i386.c (override_options): Tuning 32-byte loop
20709 alignment for amdfam10 architecture. Increasing the max loop
20710 alignment to 24 bytes.
20712 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
20714 * config/m68k/constraints.md: New.
20715 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
20716 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
20717 EXTRA_CONSTRAINT): Remove.
20718 * config/m68k/m68k.md: Include constraints.md.
20719 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
20721 2007-05-01 Ian Lance Taylor <iant@google.com>
20723 PR tree-optimization/31739
20724 * tree-vrp.c (vrp_val_is_max): New static function.
20725 (vrp_val_is_min): New static function.
20726 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
20728 (set_value_range): Use vrp_val_is_{max,min}.
20729 (extract_range_from_assert): Likewise.
20730 (extract_range_from_binary_expr): Likewise.
20731 (extract_range_from_unary_expr): Likewise.
20732 (dump_value_range, vrp_meet): Likewise.
20733 (vrp_visit_phi_node): Likewise.
20734 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
20736 2007-05-01 Mark Mitchell <mark@codesourcery.com>
20738 * config/i386/gmon-sol2.c (size_t): New type.
20739 (intptr_t): Likewise.
20740 (s_textsize): Declare as size_t.
20742 (monstartup): Use size_t for sizes.
20743 (_mcount): Save and restore registers.
20744 (internal_mcount): Pass 0 as the first argument to monstartup
20746 (moncontrol): Convert pointer to appropriately sized integer
20747 before passing to profil.
20749 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20751 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
20752 __NO_FPRS__, not just if _SOFT_DOUBLE.
20753 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
20754 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
20755 also for E500 double.
20756 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
20757 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
20760 2007-05-01 Richard Guenther <rguenther@suse.de>
20762 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
20765 2007-05-01 Joseph Myers <joseph@codesourcery.com>
20767 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
20769 2007-05-01 Jan Hubicka <jh@suse.cz>
20771 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
20774 2007-05-01 Jan Hubicka <jh@suse.cz>
20776 * tree.h (maybe_fold_offset_to_component_ref): Remove.
20777 (maybe_fold_offset_to_reference): Declare.
20778 * fold-const.c (fold_unary): Do not fold
20779 (type *)&A into &A->field_of_type_and_offset_0
20780 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
20781 size is unknown, give up.
20782 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
20784 (maybe_fold_offset_to_reference): New.
20785 (maybe_fold_stmt_indirect): Use it.
20786 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
20787 * gimplify.c (gimplify_conversion): Canonicalize conversions to
20789 (gimplify_expr): Likewise for plus_expr.
20791 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
20793 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
20794 bsi_after_labels. Always insert statements before bsi.
20795 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
20796 * predict.c (apply_return_prediction): Check for empty blocks.
20797 * cfgexpand.c (lab_rtx_for_bb): New variable.
20798 (label_rtx_for_bb): Do not create new tree labels.
20799 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
20800 (tree_expand_cfg): Initialize lab_rtx_for_bb.
20801 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
20803 (label_for_bb): Add field used.
20804 (update_eh_label, main_block_label): Mark the label used.
20805 (cleanup_dead_labels): Remove unused labels.
20807 2007-05-01 Richard Guenther <rguenther@suse.de>
20809 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
20810 if it is not about to be set.
20811 (get_value_range): Do not pre-allocate equiv bitmap.
20812 (update_value_range): No need to clear equiv field.
20813 (add_equivalence): Change prototype to get bitmap pointer.
20814 Allocate bitmap here if it is not already.
20815 (extract_range_from_assert): Do not allocate bitmap here.
20816 Update callers to add_equivalence.
20817 (extract_range_from_ssa_name): Likewise.
20818 (get_vr_for_comparison): New static helper.
20819 (compare_name_with_value): Handle NULL equiv bitmap by
20820 peeling the first iteration of the comparison loop.
20821 Use get_vr_for_comparison.
20822 (compare_names): Handle NULL equiv bitmaps by using fake
20823 ones. Use get_vr_for_comparison.
20825 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
20827 * double-int.c (mpz_set_double_int): Moved from
20828 tree-ssa-loop-niter.c.
20829 (mpz_get_double_int): Likewise; also, add option to wrap
20830 out-of-range integers.
20831 * double-int.h: New prototypes for above.
20832 * tree.c (get_static_type_bounds): Moved from
20833 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
20834 TYPE_MAX_VALUE if they exist..
20835 * tree.h: New prototype for above.
20836 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
20837 get_type_bounds calls.
20838 (mpz_set_double_int): Move to double-int.c.
20839 (get_type_bounds): Move to tree.c, rename to
20840 get_static_type_bounds.
20841 (mpz_to_double_int): Move to double-int.c, rename to
20842 mpz_get_double_int.
20844 2007-04-30 Bob Wilson <bob.wilson@acm.org>
20846 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
20847 DIV0 exception can fall through to a normal return.
20849 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
20851 PR middle-end/22156
20852 Temporarily revert:
20853 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
20854 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
20855 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20856 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
20857 initialize align to silence bogus warning.
20858 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
20859 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
20861 (struct sra_walk_fns): Remove use_all parameter from use.
20862 (sra_hash_tree): Handle BIT_FIELD_REFs.
20863 (sra_elt_hash): Don't hash bitfld blocks.
20864 (sra_elt_eq): Skip them in parent compares as well. Handle
20866 (sra_walk_expr): Don't maintain or pass down use_all_p.
20867 (scan_use): Remove use_all parameter.
20868 (scalarize_use): Likewise. Re-expand assignment to
20869 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
20870 output, and re-scalarize after output. Don't mark anything
20872 (scalarize_ldst): Adjust.
20873 (scalarize_walk_gimple_modify_statement): Likewise.
20874 (build_element_name_1): Handle BIT_FIELD_REFs.
20875 (instantiate_element): Don't warn for any element whose parent
20876 is used as a whole.
20877 (instantiate_missing_elements_1): Return the sra_elt.
20878 (canon_type_for_field): New.
20879 (try_instantiate_multiple_fields): New.
20880 (instantiate_missing_elemnts): Use them.
20881 (mark_no_warning): Removed.
20882 (generate_one_element_ref): Handle BIT_FIELD_REFs.
20883 (REPLDUP, sra_build_elt_assignment): New.
20884 (generate_copy_inout): Use them.
20885 (generate_element_copy): Likewise. Handle bitfld differences.
20886 (generate_element_zero): Don't recurse for blocks. Use
20887 sra_build_elt_assignment.
20888 (generate_one_element_int): Take elt instead of var. Use
20889 sra_build_elt_assignment.
20890 (generate_element_init_1): Adjust.
20891 (scalarize_use, scalarize_copy): Use REPLDUP.
20892 (scalarize_ldst): Move assert before dereference.
20893 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
20895 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
20898 * tree.c (reconstruct_complex_type): Reconstruct a reference
20900 Also use the same mode for the pointer as the old pointer type.
20902 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20904 * doc/trouble.texi (Interoperation): Remove note about Ultrix
20907 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
20909 PR rtl-optimization/31676
20910 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
20911 (df_refs_record): Call it.
20913 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20915 * rtl.def (SS_ABS): New code.
20916 * config/bfin/bfin.c (print_operand): New modifier 'v'.
20917 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
20918 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
20919 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
20920 (bfin_init_builtins): Define them.
20921 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
20922 (bfin_expand_builtin): ... and handle the others here.
20923 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
20924 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
20925 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
20926 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
20927 operand is only HImode.
20929 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
20931 * regclass.c (scan_one_insn): Remove splitting of
20934 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
20935 Nigel Stephens <nigel@mips.com>
20937 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
20939 2007-04-28 Jan Hubicka <jh@suse.cz>
20941 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
20942 insn_locators_alloc instead of insn_locators_initialize;
20943 call reset_block_changes.
20944 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20945 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
20946 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
20947 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
20948 * config/score/score.c (th_output_mi_thunk): Likewise.
20949 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
20950 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
20951 tolerate uninitialized locator info.
20954 * function.c (init_function_start): Don't init line number info.
20955 (expand_function_end): Update.
20956 (reset_block_changes, record_block_change, finalize_block_changes,
20957 check_block_change, free_block_changes): Kill.
20958 * function.h (reset_block_changes, record_block_change,
20959 finalize_block_changes, check_block_change, free_block_changes):
20961 (struct function): Remove ib_boundaries_block.
20962 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20963 Use curr_insn_locator to initialize locator.
20964 (emit_line_note): Remove.
20965 * cfgexpand.c (expand_gimple_cond_expr): Update.
20966 (construct_exit_block): Likewise.
20967 (tree_expand_cfg): Initialize/finalize locators.
20968 * expr.c (expand_expr_real): Update.
20969 * cfglayout.c (line_locators_locs, line_locators_lines,
20970 file_locators_locs, file_locators_files): Remove.
20971 (set_block_levels): Move to cfgexpand.c.
20972 (insn_locators_initialize): Remove.
20973 (pass_insn_locators_initialize): Remove.
20974 (locations_locators_locs, locations_locators_vals): New static vars.
20975 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20977 (insn_locators_alloc, insn_locators_finalize,
20978 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20980 (locator_location): New.
20981 (locator_line, locator_file): Rewrite.
20982 * rtl.h (emit_line_note): Kill.
20983 (insn_locators_alloc, insn_locators_finalize,
20984 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20986 * tree-inline.c (initialize_cfun): Do not initialize
20987 ib_boundaries_block.
20988 * passes.c (pass_insn_locators_initialize): Remove.
20990 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
20992 * tree-cfg.c (move_block_to_fn): Release bb from dominance
20993 info. Update last_basic_block correctly.
20995 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
20998 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
20999 register itself to hold the offset constant. Tell flow the use
21000 of r4 and r5 when they are used.
21002 2007-04-27 Richard Guenther <rguenther@suse.de>
21004 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
21005 if we simplified anything.
21006 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
21007 warnings until we did a simplification and the stmt was not
21008 marked as TREE_NO_WARNING.
21010 2007-04-27 Mike Stump <mrs@apple.com>
21012 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
21014 2007-04-27 Ian Lance Taylor <iant@google.com>
21016 PR middle-end/31710
21017 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
21018 TYPE_MAX_VALUE exist, convert them to the new type.
21020 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21022 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
21023 if it claims to be available.
21024 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
21025 edge is redirected.
21026 (perform_tree_ssa_dce): Always free postdominators.
21028 2007-04-27 Richard Henderson <rth@redhat.com>
21030 * config/alpha/predicates.md (aligned_memory_operand): Mark
21031 as define_special_predicate.
21032 (unaligned_memory_operand, normal_memory_operand): Likewise.
21033 (reg_or_unaligned_mem_operand): Remove.
21034 (any_memory_operand): Match the documentation and check for
21035 non-renumbered pseudos during reload.
21036 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
21037 alpha_secondary_reload_class, update to new interface, make static.
21038 Handle CQImode like HImode. Remove FP subreg check.
21039 (alpha_expand_mov): Use replace_equiv_address.
21040 (alpha_expand_mov_nobwx): Use any_memory_operand.
21041 (TARGET_SECONDARY_RELOAD): New.
21042 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
21043 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
21044 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
21045 * config/alpha/alpha.md: ... here.
21046 (RELOAD12, reloadmode): New.
21048 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
21049 Don't handle the aligned case here.
21050 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
21051 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
21052 reload_inhi_help. Don't expect a scratch register.
21053 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
21055 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
21057 2007-04-27 Richard Guenther <rguenther@suse.de>
21059 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
21061 2007-04-27 Richard Guenther <rguenther@suse.de>
21063 PR tree-optimization/30965
21064 PR tree-optimization/30978
21065 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
21066 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
21067 (find_equivalent_equality_comparison): Likewise.
21068 (simplify_cond): Likewise.
21069 (get_prop_source_stmt): New helper.
21070 (get_prop_dest_stmt): Likewise.
21071 (can_propagate_from): Likewise.
21072 (remove_prop_source_from_use): Likewise.
21073 (combine_cond_expr_cond): Likewise.
21074 (forward_propagate_comparison): New function.
21075 (forward_propagate_into_cond): Rewrite to use fold for
21077 (tree_ssa_forward_propagate_single_use_vars): Call
21078 forward_propagate_comparison to propagate comparisons.
21080 2007-04-27 Richard Guenther <rguenther@suse.de>
21082 PR tree-optimization/31715
21083 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
21084 sure to do computation on the offset in an appropriate
21087 2007-04-27 Richard Sandiford <richard@codesourcery.com>
21089 * reload.h (elimination_target_reg_p): Declare.
21090 * reload.c (find_reloads): Don't apply the reg_rtx move
21091 optimization if the SET_DEST satisfies elimination_target_reg_p.
21092 * reload1.c (elimination_target_reg_p): New function.
21093 (gen_reload): In the move/add2 fallback, make sure that op0
21094 does not overlap the destination register.
21096 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21098 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
21099 transform only GIMPLE_MODIFY_STMTs.
21100 * tree-complex.c (expand_complex_operations_1): Ditto.
21101 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
21102 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
21103 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
21105 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
21106 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
21107 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
21108 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
21109 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
21110 slpeel_add_loop_guard): Ditto.
21111 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
21112 * lambda-code.c (perfect_nestify): Ditto.
21113 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
21114 before the first statement.
21115 * tree-optimize.c (execute_free_datastructures): Fix comments.
21116 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
21117 * tree-flow.h (disband_implicit_edges): Declaration removed.
21118 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
21120 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
21121 COND_EXPRs without gotos.
21122 (disband_implicit_edges, has_label_p): Removed.
21123 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
21124 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
21126 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
21128 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
21129 also for COND_EXPRs.
21130 * cfgexpand.c (label_rtx_for_bb): New function.
21131 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
21132 Use label_rtx_for_bb to find the labels.
21133 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
21134 last block. Detect fallthru edges.
21136 2007-04-26 Ian Lance Taylor <iant@google.com>
21139 * reload.c (find_reloads_subreg_address): If the address was valid
21140 in the original mode but not in the new mode, reload the whole
21143 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
21145 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
21146 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
21147 (cleanup_control_expr_graph): Do not invalidate dominance info.
21148 Record altered blocks.
21149 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
21150 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
21151 cleanup_tree_cfg_bb): New functions.
21152 (remove_forwarder_block): Do not maintain the worklist of blocks.
21153 Record altered blocks.
21154 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
21155 not over whole cfg.
21156 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
21157 delete_unreachable_blocks if dominators are not available.
21158 * tree-inline.c (optimize_inline_calls): Free dominance information
21160 * tree-flow.h (remove_edge_and_dominated_blocks,
21161 cfgcleanup_altered_bbs): Altered.
21162 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
21164 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
21166 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
21167 do not invalidate dominators.
21169 2007-04-26 Anatoly Sokolov <aesok@post.ru>
21171 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
21172 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
21173 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
21174 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
21176 2007-04-26 Steve Ellcey <sje@cup.hp.com>
21178 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
21180 2007-04-26 Richard Guenther <rguenther@suse.de>
21182 PR tree-optimization/31703
21183 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
21184 the right type for the target of the bittest.
21186 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21188 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
21189 ix86_sol10_return_in_memory.
21191 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21193 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
21196 2007-04-26 Jakub Jelinek <jakub@redhat.com>
21199 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
21201 PR tree-optimization/30558
21202 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
21203 clear this_state.prev_try.
21205 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21206 Mark Mitchell <mark@codesourcery.com>
21208 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
21209 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
21210 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
21212 2007-04-26 Richard Sandiford <richard@codesourcery.com>
21215 * doc/invoke.texi (%:print-asm-header): Document.
21216 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
21218 (static_spec_functions): Add print-asm-header.
21219 (main): Print a banner before the --target-help linker options.
21220 (print_asm_header_spec_function): New function.
21222 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
21225 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
21226 (movsf_ie): Likewise.
21228 2007-04-25 Paolo Carlini <pcarlini@suse.de>
21230 * doc/extend.texi ([Type Traits]): Adjust per N2255.
21232 2007-04-25 Bob Wilson <bob.wilson@acm.org>
21234 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
21235 exception for divide-by-zero.
21236 (__umodsi3, __modsi3): Likewise.
21238 2007-04-25 Dirk Mueller <dmueller@suse.de>
21240 * c-typeck.c (build_compound_expr): Annotate warning()
21241 call with OPT_Wunused_value.
21242 * tree-ssa.c (warn_uninit): Annotate warning with
21244 * c-common.c (handle_sentinel_attribute): Annotate warning
21245 call with OPT_Wattributes.
21247 2007-04-25 Thiemo Seufer <ths@mips.com>
21249 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
21250 (mips16): Fix typo.
21251 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
21252 on to the assembler. Improve handling of -mno-mips16. Add handling
21253 of -mno-mips3d, -mno-dsp, -mno-dspr2.
21254 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
21255 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
21256 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
21258 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
21261 * config/i386/winnt.c (i386_pe_file_end): Strip only
21262 USER_LABEL_PREFIX when writing export name.
21264 2007-04-25 Richard Sandiford <richard@codesourcery.com>
21266 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
21267 sh/elf.h, vx-common.h and vxworks.h.
21268 * config/sh/sh.h: Include config/vxworks-dummy.h.
21269 (SUBTARGET_OVERRIDE_OPTIONS): Define.
21270 (OVERRIDE_OPTIONS): Use it.
21271 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
21272 (vxworks_picreg): New pattern.
21273 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
21274 VXWORKS_OS_CPP_BUILTINS.
21275 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
21276 to their VXWORKS_* equivalents.
21277 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
21278 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
21279 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
21280 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
21281 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
21282 -mrtp/-fPIC multilibs.
21283 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
21284 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
21285 (MULTILIB_OSDIRNAMES): Delete.
21287 2007-04-25 Anatoly Sokolov <aesok@post.ru>
21290 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
21292 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
21294 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
21295 rounding mode to be specified by the caller.
21296 (real_to_mpfr) Likewise.
21297 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
21298 include new arguments.
21299 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
21301 2007-04-24 Ian Lance Taylor <iant@google.com>
21303 PR tree-optimization/31605
21304 * tree-vrp.c (set_value_range): Check that min and max are not
21305 both overflow infinities.
21306 (set_value_range_to_value): New static function.
21307 (extract_range_from_binary_expr): Call set_value_range_to_value.
21308 (extract_range_from_cond_expr): Likewise.
21309 (extract_range_from_expr): Likewise.
21310 (extract_range_from_unary_expr): Likewise. Don't create a range
21311 which overflows on both sides.
21312 (vrp_meet): Check for a useless range.
21313 (vrp_visit_phi_node): If we see a constant which looks like an
21314 overflow infinity, turn off the TREE_OVERFLOW flag.
21316 2007-04-24 Ian Lance Taylor <iant@google.com>
21318 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
21320 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
21322 PR diagnostic/25923
21323 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
21324 diagnostic message is being built.
21325 * tree-pretty-print.c (dump_generic_node): Only write the
21326 formatted text into BUFFER's stream if we are not building a
21327 diagnostic message.
21328 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
21330 * Makefile.in (toplev.o): Depend on tree-pass.h.
21332 2007-04-24 Ian Lance Taylor <iant@google.com>
21334 PR tree-optimization/31602
21335 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
21336 conditionals in the copied loop header.
21337 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
21338 warnings if TREE_NO_WARNING is set.
21339 * doc/invoke.texi (Warning Options): Clarify that
21340 -Wstrict-overflow does not warn about loops.
21342 2007-04-24 Janis Johnson <janis187@us.ibm.com>
21344 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
21345 expand on the comment about _Decimal128 arguments and check the
21346 integer result of the modulus operation; for 64-bit ELF ABI, ensure
21347 that _Decimal128 argument uses even/odd register pair.
21348 (function_arg): Ditto.
21350 2007-04-24 Hui-May Chang <hm.chang@apple.com>
21352 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
21353 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
21355 2007-04-24 Richard Guenther <rguenther@suse.de>
21356 Olga Golovanevsky <olga@il.ibm.com>
21358 * fold-const.c (multiple_of_p): Check for bottom
21361 2007-04-24 Richard Henderson <rth@redhat.com>
21363 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
21364 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
21365 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
21366 looking for non-zero bits shifted out. Avoid a recursive call
21367 when constructing the scalar.
21368 (__floatundisf): Likewise.
21370 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
21372 * dwarf2out.c (field_byte_offset): Move the existing logic
21373 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
21374 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
21376 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21379 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
21380 length argument of 0 for memset.
21381 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
21382 unsigned shift instead of the signed variant.
21384 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
21386 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
21387 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
21388 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
21389 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
21390 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
21391 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
21392 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
21393 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
21394 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
21395 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
21396 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
21397 "mul<mode>3", "div<mode>3"): Insn definitions added.
21398 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
21399 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
21400 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
21401 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
21402 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
21403 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
21404 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
21405 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
21406 TARGET_FLOAT_FORMAT): Macro definitions removed.
21407 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
21408 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
21409 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
21410 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
21411 (s390_gen_rtx_const_DI): Function removed.
21412 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
21414 2007-04-24 Richard Sandiford <richard@codesourcery.com>
21416 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
21417 over an external ffs function.
21419 2007-04-24 Chao-ying Fu <fu@mips.com>
21420 Richard Sandiford <richard@nildram.co.uk>
21422 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
21423 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
21424 (smadd_widen_optab, umadd_widen_optab): Define.
21425 * optabs.c (init_optabs): Initialize smadd_widen_optab and
21427 * genopinit.c (optabs): Fill in smadd_widen_optab and
21429 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
21430 and umadd_widen_optab to implement multiply-add sequences.
21431 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
21432 (<u>maddsidi4): ...this. Extend condition to include
21433 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
21434 of operand 0 to "ka" and use the three-operand form of madd<u>
21436 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
21438 * config/mips/constraints.md (ka): New register constraint.
21440 2007-04-24 Jan Hubicka <j@suse.cz>
21444 2007-04-23 Jan Hubicka <jh@suse.cz>
21445 * function.c (init_function_start): Don't init line number info.
21446 (expand_function_end): Update.
21447 (reset_block_changes, record_block_change, finalize_block_changes,
21448 check_block_change, free_block_changes): Kill.
21449 * function.h (reset_block_changes, record_block_change,
21450 finalize_block_changes, check_block_change, free_block_changes):
21452 (struct function): Remove ib_boundaries_block.
21453 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21454 Use curr_insn_locator to initialize locator.
21455 (emit_line_note): Remove.
21456 * cfgexpand.c (expand_gimple_cond_expr): Update.
21457 (construct_exit_block): Likewise.
21458 (tree_expand_cfg): Initialize/finalize locators.
21459 * expr.c (expand_expr_real): Update.
21460 * cfglayout.c (line_locators_locs, line_locators_lines,
21461 file_locators_locs, file_locators_files): Remove.
21462 (set_block_levels): Move to cfgexpand.c.
21463 (insn_locators_initialize): Remove.
21464 (pass_insn_locators_initialize): Remove.
21465 (locations_locators_locs, locations_locators_vals): New static vars.
21466 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21468 (insn_locators_alloc, insn_locators_finalize,
21469 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21471 (locator_location): New.
21472 (locator_line, locator_file): Rewrite.
21473 * rtl.h (emit_line_note): Kill.
21474 (insn_locators_alloc, insn_locators_finalize,
21475 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21477 * tree-inline.c (initialize_cfun): Do not initialize
21478 ib_boundaries_block.
21479 * passes.c (pass_insn_locators_initialize): Remove.
21481 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
21483 * doc/invoke.texi: Removed leading '-' from option index entries.
21485 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
21487 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
21489 (create_phi_node): Use set_phi_nodes.
21490 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
21491 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
21492 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
21493 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
21494 (bsi_start, bsi_last): Use bb_stmt_list.
21495 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
21496 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
21497 Traverse the statements using tsi iterator.
21498 * basic-block.h (struct basic_block_def): Fields stmt_list
21499 and phi_nodes moved to ...
21500 (struct tree_bb_info): ... new structure.
21501 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
21502 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
21503 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
21504 (tree_verify_flow_info): Verify that il.tree is not set for
21505 entry and exit block.
21506 (tree_split_block): Use set_bb_stmt_list.
21508 2007-04-23 Mike Stump <mrs@apple.com>
21510 * config/i386/i386.c (ix86_tune_features
21511 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
21514 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21516 * config/i386/i386.md (prefix_extra): New attribute.
21517 (length): Add prefix_extra.
21519 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
21520 (sse2_movntv2di): Likewise.
21521 (sse2_cvtps2dq): Likewise.
21522 (sse2_cvtpd2pi): Likewise.
21523 (sse2_cvttpd2pi): Likewise.
21524 (*sse2_cvtpd2ps): Likewise.
21525 (*add<mode>3): Likewise.
21526 (sse2_ssadd<mode>3): Likewise.
21527 (sse2_usadd<mode>3): Likewise.
21528 (*sub<mode>3): Likewise.
21529 (sse2_sssub<mode>3): Likewise.
21530 (sse2_ussub<mode>3): Likewise.
21531 (*mulv8hi3): Likewise.
21532 (*smulv8hi3_highpart): Likewise.
21533 (*umulv8hi3_highpart): Likewise.
21534 (sse2_umulv2siv2di3): Likewise.
21535 (sse2_pmaddwd): Likewise.
21536 (ashr<mode>3): Likewise.
21537 (lshr<mode>3): Likewise.
21538 (ashl<mode>3): Likewise.
21539 (sse2_ashlti3): Likewise.
21540 (sse2_lshrti3): Likewise.
21541 (*umaxv16qi3): Likewise.
21542 (*smaxv8hi3): Likewise.
21543 (*uminv16qi3): Likewise.
21544 (*sminv8hi3): Likewise.
21545 (sse2_eq<mode>3): Likewise.
21546 (sse2_gt<mode>3): Likewise.
21547 (*and<mode>3): Likewise.
21548 (sse2_nand<mode>3): Likewise.
21549 (*ior<mode>3): Likewise.
21550 (*xor<mode>3): Likewise.
21551 (sse2_packsswb): Likewise.
21552 (sse2_packssdw): Likewise.
21553 (sse2_packuswb): Likewise.
21554 (sse2_punpckhbw): Likewise.
21555 (sse2_punpcklbw): Likewise.
21556 (sse2_punpckhwd): Likewise.
21557 (sse2_punpcklwd): Likewise.
21558 (sse2_punpckhdq): Likewise.
21559 (sse2_punpckldq): Likewise.
21560 (sse2_punpckhqdq): Likewise.
21561 (sse2_punpcklqdq): Likewise.
21562 (*sse2_pinsrw): Likewise.
21563 (*sse2_pextrw): Likewise.
21564 (sse2_pshufd_1): Likewise.
21565 (sse2_uavgv16qi3): Likewise.
21566 (sse2_uavgv8hi3): Likewise.
21567 (sse2_psadbw): Likewise.
21568 (sse2_pmovmskb): Likewise.
21569 (*sse2_maskmovdqu): Likewise.
21570 (*sse2_maskmovdqu_rex64): Likewise.
21571 (sse4a_extrqi): Likewise.
21572 (sse4a_extrq): Likewise.
21573 (sse3_lddqu): Set prefix_rep.
21574 (sse3_addsubv4sf3): Likewise.
21575 (sse3_haddv4sf3): Likewise.
21576 (sse3_hsubv4sf3): Likewise.
21577 (sse_cvtss2si): Likewise.
21578 (sse_cvtss2si_2): Likewise.
21579 (sse_cvtss2siq): Likewise.
21580 (sse_cvtss2siq_2): Likewise.
21581 (sse_cvttss2si): Likewise.
21582 (sse_cvttss2siq): Likewise.
21583 (sse2_cvttps2dq): Likewise.
21584 (sse3_movshdup): Likewise.
21585 (sse3_movsldup): Likewise.
21586 (sse2_cvtsd2si): Likewise.
21587 (sse2_cvtsd2si_2): Likewise.
21588 (sse2_cvtsd2siq): Likewise.
21589 (sse2_cvtsd2siq_2): Likewise.
21590 (sse2_cvttsd2si): Likewise.
21591 (sse2_cvttsd2siq): Likewise.
21592 (*sse2_cvtpd2dq): Likewise.
21593 (*sse2_cvttpd2dq): Likewise.
21594 (sse2_pshuflw_1): Likewise.
21595 (sse2_pshufhw_1): Likewise.
21596 (sse4a_insertqi): Likewise.
21597 (sse4a_insertq): Likewise.
21598 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
21599 (ssse3_phadddv4si3): Likewise.
21600 (ssse3_phaddswv8hi3): Likewise.
21601 (ssse3_phsubwv8hi3): Likewise.
21602 (ssse3_phsubdv4si3): Likewise.
21603 (ssse3_phsubswv8hi3): Likewise.
21604 (ssse3_pmaddubswv8hi3): Likewise.
21605 (ssse3_pmulhrswv8hi3): Likewise.
21606 (ssse3_pshufbv16qi3): Likewise.
21607 (ssse3_psign<mode>3): Likewise.
21608 (ssse3_palignrti): Likewise.
21609 (abs<mode>2): Likewise.
21610 (ssse3_phaddwv4hi3): Set prefix_extra.
21611 (ssse3_phadddv2si3): Likewise.
21612 (ssse3_phaddswv4hi3): Likewise.
21613 (ssse3_phsubwv4hi3): Likewise.
21614 (ssse3_phsubdv2si3): Likewise.
21615 (ssse3_phsubswv4hi3): Likewise.
21616 (ssse3_pmaddubswv4hi3): Likewise.
21617 (ssse3_pmulhrswv4hi3): Likewise.
21618 (ssse3_pshufbv8qi3): Likewise.
21619 (ssse3_psign<mode>3): Likewise.
21620 (ssse3_palignrdi): Likewise.
21621 (abs<mode>2): Likewise.
21622 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
21623 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
21624 (sse2_pmovmskb): Set mode to SI instead of V2DF.
21626 2007-04-23 Nick Clifton <nickc@redhat.com>
21628 * params.def: Fix formatting of emacs local variables.
21630 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
21632 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
21633 move if inter-unit move isn't allowed.
21634 Don't split moving the first element of V2DI to DI to inter-unit
21635 move if inter-unit move isn't allowed.
21637 2007-04-23 Richard Guenther <rguenther@suse.de>
21639 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
21640 and CDI_POST_DOMINATORS separately.
21642 2007-04-23 Nick Clifton <nickc@redhat.com>
21644 * c.opt (Wformat-contains-nul): Add warning attribute.
21646 2007-04-23 Jan Hubicka <jh@suse.cz>
21648 * function.c (init_function_start): Don't init line number info.
21649 (expand_function_end): Update.
21650 (reset_block_changes, record_block_change, finalize_block_changes,
21651 check_block_change, free_block_changes): Kill.
21652 * function.h (reset_block_changes, record_block_change,
21653 finalize_block_changes, check_block_change, free_block_changes):
21655 (struct function): Remove ib_boundaries_block.
21656 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
21657 Use curr_insn_locator to initialize locator.
21658 (emit_line_note): Remove.
21659 * cfgexpand.c (expand_gimple_cond_expr): Update.
21660 (construct_exit_block): Likewise.
21661 (tree_expand_cfg): Initialize/finalize locators.
21662 * expr.c (expand_expr_real): Update.
21663 * cfglayout.c (line_locators_locs, line_locators_lines,
21664 file_locators_locs, file_locators_files): Remove.
21665 (set_block_levels): Move to cfgexpand.c.
21666 (insn_locators_initialize): Remove.
21667 (pass_insn_locators_initialize): Remove.
21668 (locations_locators_locs, locations_locators_vals): New static vars.
21669 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
21671 (insn_locators_alloc, insn_locators_finalize,
21672 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21674 (locator_location): New.
21675 (locator_line, locator_file): Rewrite.
21676 * rtl.h (emit_line_note): Kill.
21677 (insn_locators_alloc, insn_locators_finalize,
21678 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
21680 * tree-inline.c (initialize_cfun): Do not initialize
21681 ib_boundaries_block.
21682 * passes.c (pass_insn_locators_initialize): Remove.
21684 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
21686 PR middle-end/31448
21687 * expr.c (reduce_to_bit_field_precision): Handle
21690 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
21692 PR tree-optimization/24659
21693 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
21694 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
21695 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
21696 * genopinit.c (optabs): Rename vec_pack_mod_optab
21697 to vec_pack_trunc_optab.
21698 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
21699 early for scalar floating point operands for NOP_EXPR.
21700 (vectorizable_type_promotion): Ditto.
21701 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
21702 vec_pack_trunc_optab.
21703 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
21705 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
21706 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
21707 Rename from VEC_PACK_MOD_EXPR.
21708 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
21709 * expr.c (expand_expr_real_1): Ditto.
21710 * tree-inline.c (estimate_num_insns_1): Ditto.
21711 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
21713 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
21714 (vec_unpacks_lo_v4sf): Ditto.
21715 (vec_pack_trunc_v2df): Ditto.
21716 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
21717 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21718 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
21720 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
21722 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
21724 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
21725 Rename from VEC_PACK_MOD_EXPR. This expression also represent
21726 packing of floating point operands.
21727 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
21728 represent unpacking of floating point operands.
21729 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
21730 [vec_unpacks_hi]: Ditto.
21731 [vec_unpacks_lo]: Ditto.
21733 2007-04-22 Jan Hubicka <jh@suse.cz>
21735 * final.c (rest_of_handle_final): Call
21736 targetm.asm_out.constructor/targetm.asm_out.destructor
21737 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
21738 proper priority via decl_*_priority_insert.
21739 * c-common.c (c_expand_body): Likewise.
21741 2007-04-22 Richard Guenther <rguenther@suse.de>
21743 PR tree-optimization/29789
21744 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
21745 (rewrite_reciprocal): New helper split out from
21746 determine_invariantness_stmt.
21747 (rewrite_bittest): Likewise.
21748 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
21749 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
21752 2007-04-22 Revital Eres <eres@il.ibm.com>
21754 * loop-unroll.c (var_to_expand): New field to support also
21755 insns of the form x = something + x.
21756 (analyze_insn_to_expand_var): Use it.
21757 (expand_var_during_unrolling): Likewise.
21759 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21761 * predict.c: Include pointer-set.h.
21762 (bb_predictions): New variable.
21763 (tree_predicted_by_p, tree_predict_edge,
21764 remove_predictions_associated_with_edge): Use bb_predictions map
21765 instead of bb->predictions.
21766 (clear_bb_predictions, assert_is_empty): New functions.
21767 (combine_predictions_for_bb): Use bb_predictions map. Call
21768 clear_bb_predictions.
21769 (tree_estimate_probability): Create and free bb_predictions map.
21770 * Makefile.in (predict.o): Add pointer-set.h dependency.
21771 * basic-block.h (struct basic_block_def): Remove predictions
21773 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
21775 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21778 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
21781 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21783 * timevar.c (timevar_print): Change reference of --disable-checking to
21784 --enable-checking=release. Also warn if assert checking is disabled.
21786 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21789 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
21790 decl as addressable if the compound literal was marked as
21792 Mark the decl as a gimple register if it is a complex or
21793 vector decl and does not live in memory.
21795 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21797 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
21798 (GENERIC_NEXT): New function macro.
21799 (PHI_CHAIN): Use phi_node's new chain variable.
21800 (tree_phi_node): Change tree_common to tree_base
21801 and add the chain field.
21802 * tree-phinodes.c (make_phi_node): Don't set
21803 TREE_TYPE on the new node.
21804 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
21805 instead of checking GIMPLE_TUPLE_P in chain_next.
21806 * tree-vect-transform.c
21807 (get_initial_def_for_induction): Look at
21808 PHI_RESULT_TREE for the type of the phi node.
21809 (update_vuses_to_preheader): Use PHI_CHAIN
21810 instead of TREE_CHAIN on the phi node.
21811 * tree-ssa-structalias.c (compute_points_to_sets):
21813 (ipa_pta_execute): Likewise.
21815 2007-04-21 Richard Guenther <rguenther@suse.de>
21817 PR middle-end/31136
21818 * fold-const.c (fold_unary): Call fold_convert_const on the
21821 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
21823 * gcse.c (store_killed_in_insn): Handle PARALLELs.
21824 (store_killed_in_pat): New.
21826 2007-04-20 Richard Henderson <rth@redhat.com>
21829 * config/i386/i386.c (type_has_variadic_args_p): Look for any
21830 TREE_LIST with a void_type_node value, not void_list_node exactly.
21832 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
21834 * doc/standards.texi: Re-arrange into language-specific
21835 subsections. Add a C++ section, documenting which standards we
21838 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
21840 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
21841 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
21843 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
21845 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
21846 ecrti.o and crtbegin.o.
21847 (LIB_DEFAULT_SPEC): Include -lc.
21848 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
21850 2007-04-20 Richard Henderson <rth@redhat.com>
21853 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
21854 argument; update all callers.
21855 (get_unaligned_offset): New.
21856 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
21857 get_unaligned_address, just pass on the address directly.
21858 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
21859 the subreg in the helper patterns.
21860 (unaligned_extendqidi_le): Use get_unaligned_offset.
21861 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
21862 (unaligned_extendhidi_be): Likewise.
21863 (unaligned_extendhidi): Tidy.
21864 * config/alpha/alpha-protos.h: Update.
21866 2007-04-20 Richard Henderson <rth@redhat.com>
21868 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
21869 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
21870 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
21871 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21872 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21873 (CPP_SPEC): Don't include %(cpp_subtarget).
21874 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
21875 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
21876 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
21878 2007-04-20 Jakub Jelinek <jakub@redhat.com>
21880 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
21881 for __builtin_ia32_cmpordss.
21883 PR tree-optimization/31632
21884 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
21885 and arg1 for optimizations of comparison against min/max values.
21886 Fold arg0 to arg1's type for optimizations of comparison against
21887 min+1 and max-1 values.
21889 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
21891 * reload.c (combine_reloads): When trying to use a dying register,
21892 check whether it's uninitialized and don't use if so.
21894 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
21896 * fold-const.c: Remove prototypes for native_encode_expr and
21897 native_interpret_expr.
21898 (native_encode_expr): Make non-static.
21899 (native_interpret_expr): Likewise.
21900 * tree.h: Add prototypes for the above.
21902 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21904 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
21905 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
21906 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
21907 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
21908 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
21909 Add length attributes.
21911 2007-04-19 Janis Johnson <janis187@us.ibm.com>
21913 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
21916 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
21917 __STDC_WANT_DEC_FP__.
21919 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21921 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
21922 for long double compatibility.
21923 * configure: Regenerate.
21925 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
21927 PR rtl-optimization/29841
21928 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
21930 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
21931 that may cause control flow transfer from being moved.
21933 2007-04-18 Jan Hubicka <jh@suse.cz>
21935 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
21938 2007-04-18 Eric Christopher <echristo@apple.com>
21940 * config/rs6000/darwin.md (load_macho_picbase): Use link register
21941 only. Update operands.
21942 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
21943 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
21944 link register to pic register.
21946 2007-04-18 Dirk Mueller <dmueller@suse.de>
21948 PR diagnostic/31227
21949 * tree-vrp.c (search_for_addr_array): New.
21950 (check_array_bounds): Suppress warning about
21951 address taken of array refs if its not de-referenced.
21953 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21955 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
21956 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
21958 * tree-vectorizer.h (NITERS_KNOWN_P): New.
21959 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
21960 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
21962 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
21964 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
21966 (vect_analyze_scalar_cycles): Fix indentation.
21967 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
21968 (vect_mark_relevant): Include phis in relevance analysis.
21970 * tree-vect-transform.c (vect_transform_loop): Add an assert.
21972 2007-04-18 Anatoly Sokolov <aesok@post.ru>
21974 * config/avr/avr.c (ptrreg_to_str): Replace error() with
21975 output_operand_lossage().
21977 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21979 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
21980 the unused code for reduction without adjust-in-epilog to simplify the
21983 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
21985 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
21986 (S390_TDC_NEGATIVE_ZERO): New constant.
21987 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
21988 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
21989 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
21990 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
21991 (S390_TDC_POSITIVE_INFINITY): New constant.
21992 (S390_TDC_NEGATIVE_INFINITY): New constant.
21993 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
21994 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
21995 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
21996 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
21997 (S390_TDC_INFINITY): New constant.
21998 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
21999 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
22000 optimization for UNSPEC_CCZ_TO_INT.
22001 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
22002 ("*ccz_to_int"): New insn.
22003 ("isinf<mode>2"): New insn.
22004 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
22005 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
22006 (UNSPEC_CCZ_TO_INT): New constant.
22008 2007-04-18 Richard Guenther <rguenther@suse.de>
22010 PR tree-optimization/19431
22011 PR tree-optimization/21463
22012 * tree-pass.h (pass_phiprop): Declare.
22013 * passes.c (init_optimization_passes): New phiprop pass.
22014 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
22015 (phivn_valid_p): New helper function.
22016 (phiprop_insert_phi): Likewise.
22017 (propagate_with_phi): Likewise.
22018 (tree_ssa_phiprop): New propagator propagating loads
22019 through phi nodes if profitable.
22021 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
22023 * tree-vect-analyze.c (process_use): New function.
22024 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
22025 Check phis in all bbs.
22026 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
22029 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
22031 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
22034 2007-04-17 Anatoly Sokolov <aesok@post.ru>
22037 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
22040 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
22042 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
22044 (sse_vmmulv4sf3): Likewise.
22045 (sse2_vmaddv2df3): Likewise.
22046 (sse2_vmmulv2df3): Likewise.
22048 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
22050 PR rtl-optimization/31360
22051 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
22052 (target_reg_cost): New.
22053 (init_set_costs): Initialize target_reg_cost. Add comments
22054 regarding the rationale of the costs.
22055 (global_cost_for_size): Renamed to...
22056 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
22057 of register pressure.
22058 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
22059 estimate_reg_pressure_cost. Add number of ivs.
22060 (determine_set_costs): Dump target_reg_cost.
22061 * loop-invariant.c (gain_for_invariant): Use
22062 estimate_reg_pressure_cost. Removed n_inv_uses argument.
22063 (best_gain_for_invariant, find_invariants_to_move): Remove
22065 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
22066 (target_reg_cost): Declare.
22067 (global_cost_for_size): Declaration removed.
22068 (estimate_reg_pressure_cost): Declare.
22070 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
22072 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
22073 regnos into even/odd register pairs.
22074 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
22075 TDmode similar to the other floating point modes.
22076 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
22077 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
22079 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
22080 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
22081 (movdd_hardfloat64): Use TARGET_MFPGPR.
22083 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
22085 * reload1.c (delete_output_reload): Don't count output in n_inherited.
22088 2005-01-05 Richard Henderson <rth@redhat.com>
22090 * reload1.c (do_input_reload): Restrict the optimization deleteing
22091 a previous output reload to RELOAD_FOR_INPUT.
22093 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
22095 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
22096 induc_vec_info_type.
22097 (vectorizable_induction): New function declaration.
22098 * tree-vect-transform.c (get_initial_def_for_induction): No need to
22099 check if already vectorized. Find first place in BB where new stmts
22100 can be inserted. Takes only one argument.
22101 (vectorizable_induction): New function.
22102 (vect_transform_stmt): Add case for induc_vec_info_type to call
22103 vectorizable_induction.
22104 (vect_transform_loop): Consider phis for vectorization.
22105 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
22107 (analyze_operations): Call vectorizable_induction when analyzing phis.
22109 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
22110 (vect_mark_relevant): Include phis in relevance analysis.
22111 (vect_mark_stmts_to_be_vectorize): Likewise.
22112 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
22114 2007-04-16 Lawrence Crowl <crowl@google.com>
22116 * doc/invoke.texi (Debugging Options): Add documentation for the
22117 -femit-struct-debug options -femit-struct-debug-baseonly,
22118 -femit-struct-debug-reduced, and
22119 -femit-struct-debug-detailed[=...].
22121 * c-opts.c (c_common_handle_option): Add
22122 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
22123 and OPT_femit_struct_debug_detailed_.
22124 * c.opt: Add specifications for
22125 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
22126 and -femit-struct-debug-detailed[=...].
22127 * opts.c (set_struct_debug_option): Parse the
22128 -femit-struct-debug-... options.
22129 * opts.c (matches_main_base, main_input_basename,
22130 main_input_baselength, base_of_path, matches_main_base): Add
22131 variables and functions to compare header base name to compilation
22133 * opts.c (should_emit_struct_debug): Add to determine to emit a
22134 structure based on the option.
22135 (dump_struct_debug) Also disabled function to debug this
22137 * opts.c (handle_options): Save the base name of the
22140 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
22141 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
22142 This hook indicates if a type is generic. Set it by default
22143 to "never generic".
22144 * langhooks.h (struct lang_hooks_for_types): Add a new hook
22145 to determine if a struct type is generic or not.
22146 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
22147 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
22148 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
22149 with live C++ hook.
22151 * flags.h (enum debug_info_usage): Add an enumeration to describe
22152 a program's use of a structure type.
22153 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
22154 to indicate the program's usage of the type. Filter structs based
22155 on the -femit-struct-debug-... specification.
22156 (gen_type_die): Split into two routines, gen_type_die and
22157 gen_type_die_with_usage. gen_type_die is now a wrapper
22158 that assumes direct usage.
22159 (gen_type_die_with_usage): Replace calls to gen_type_die
22160 with gen_type_die_with_usage adding the program usage of
22161 the referenced type.
22162 (dwarf2out_imported_module_or_decl): Suppress struct debug
22163 information using should_emit_struct_debug when appropriate.
22165 2007-04-16 Ian Lance Taylor <iant@google.com>
22167 PR tree-optimization/31522
22168 * tree-vrp.c (vr_phi_edge_counts): New static variable.
22169 (vrp_initialize): Allocate vr_phi_edge_counts.
22170 (vrp_visit_phi_node): Don't push to infinity if we saw a new
22171 executable edge. Drop test for all constants.
22172 (vrp_finalize): Free vrp_phi_edge_counts.
22174 * doc/cpp.texi (Common Predefined Macros): Clarify description of
22175 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
22177 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
22178 predecessors at head rather than tail.
22180 2007-04-16 Matthias Klose <doko@debian.org>
22182 * config/alpha/linux.h (CPP_SPEC): Define.
22183 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
22185 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
22187 * function.h: Remove sequence_stack extern declaration.
22189 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22191 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
22193 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
22196 2007-04-16 Anatoly Sokolov <aesok@post.ru>
22198 * config/avr/avr.c (avr_arch_types): Rearranging array.
22199 (enum avr_arch): Add.
22200 (avr_mcu_types): Use avr_arch enumeration constants instead of
22202 * config/avr/avr.h (LINK_SPEC): Simplify.
22204 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
22206 * config/m68k/m68k.c (m68k_libcall_value,
22207 m68k_function_value): Use macros for register names more.
22209 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
22211 (M68K_REGNAME): Use A6_REG.
22212 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
22214 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
22216 PR middle-end/28071
22217 * sched-int.h (struct deps): Split field 'pending_lists_length' into
22218 'pending_read_list_length' and 'pending_write_list_length'. Update
22220 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
22221 to handle two length counters instead of one. Update all uses.
22222 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
22223 two length counters instead of one.
22224 * sched-rgn.c (propagate_deps): Update to handle two length counters
22227 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
22230 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
22231 copy of source, pass it to ix86_expand_vector_set and return
22234 2007-04-16 David Ung <davidu@mips.com>
22235 Joseph Myers <joseph@codesourcery.com>
22237 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
22238 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
22239 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
22240 Add 74K processor information.
22241 * config/mips/mips.md: Include 74k.md.
22242 (cpu): Add 74kc,74kf,74kx.
22243 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
22244 * config/mips/74k.md: New.
22245 * doc/invoke.texi (MIPS Options): Document 74K support.
22247 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
22249 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
22250 vectorizable_* functions.
22251 * tree-vect-transform.c (vectorizable_call): Add check for
22252 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
22253 (vectorizable_store): likewise.
22254 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
22256 (vectorizable_operation, vectorizable_type_demotion): Likewise.
22257 (vectorizable_type_promotion, vectorizable_load): Likewise.
22258 (vectorizable_live_operation, vectorizable_condition): Likewise.
22259 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
22261 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
22263 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22265 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
22266 register numbers more.
22267 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
22268 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
22269 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
22270 FUNCTION_VALUE_REGNO_P): Likewise.
22271 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
22272 STATIC_CHAIN_REGNUM): Likewise.
22273 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
22274 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
22275 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
22276 * config/m68k/m68k.md (FP_REG): New.
22278 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22280 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
22283 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
22285 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
22286 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
22289 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22291 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
22294 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
22297 * c-decl.c (finish_decl): Grab the type of the decl after the call
22298 to store_init_value.
22300 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
22302 * common.opt (fforward-propagate): Fix "Optimization" annotation.
22304 2007-04-14 Jakub Jelinek <jakub@redhat.com>
22307 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
22308 dominators, post dominators and cleanup cfg before returning.
22310 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
22312 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
22313 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
22315 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
22317 * config.gcc: Recognize fido.
22318 * config/m68k/m68k-devices.def (fidoa): New.
22319 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
22321 (FL_FIDOA, TARGET_FIDOA): New.
22322 * config/m68k/m68k.opt (mfidoa): New.
22324 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22326 PR middle-end/31322
22327 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
22328 when a personality function is used.
22330 2007-04-13 Bob Wilson <bob.wilson@acm.org>
22332 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
22334 2007-04-13 Mike Stump <mrs@apple.com>
22336 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
22338 * config/darwin.opt (fapple-kext): Make C++ only.
22339 * config/darwin.c (darwin_override_options): Remove code to ensure
22340 -fapple-kext is given for C++ only.
22342 2007-04-13 Richard Sandiford <richard@codesourcery.com>
22344 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
22345 * config/mips/mips.c (override_options): Call
22346 SUBTARGET_OVERRIDE_OPTIONS, if defined.
22348 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
22350 * config/i386/i386.opt (msvr3-shlib): Removed.
22352 * doc/invoke.texi: Remove -msvr3-shlib.
22354 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
22356 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
22357 with "popcnt" instruction.
22359 2007-04-13 Richard Guenther <rguenther@suse.de>
22361 PR tree-optimization/21258
22362 * tree-vrp.c (compare_case_labels): New helper.
22363 (find_switch_asserts): New function.
22364 (find_assert_locations): Call it for SWITCH_EXPRs.
22366 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
22368 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
22369 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
22370 check is now implied in X87_FLOAT_MODE_P.
22371 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
22372 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
22373 (fix_trunc<mode>_i386_fisttp): Ditto.
22374 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
22375 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
22376 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
22377 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
22378 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
22379 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
22380 (unnamed_splitters): Ditto.
22381 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
22382 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
22383 FIRST_SSE_REG for local functions when SSE math is enabled or
22384 for functions with sseregparm attribute.
22385 (standard_80387_constant_p): Return -1 if mode is not
22387 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
22388 (ix86_expand_compare): Ditto.
22389 (ix86_expand_carry_flag_compare): Ditto.
22390 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
22391 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
22392 DECIMAL_FLOAT_MODE_P.
22393 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
22394 of SCALAR_FLOAT_MODE_P.
22395 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
22396 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
22397 checks before FLOAT_MODE_P.
22398 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
22399 before FLOAT_MODE_P.
22404 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
22406 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
22407 Charles Wilson <libtool@cwilson.fastmail.fm>
22409 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
22410 (libgcc.mvars): Don't depend on them.
22411 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
22412 * exec-tool.in: New.
22414 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
22416 * doc/invoke.text (--help): Document --help=common.
22418 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
22420 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
22422 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22424 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
22425 * genemit.c (main): Emit #include "integrate.h".
22426 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
22427 (LOADGP_RTP): New mips_loadgp_style.
22428 * config/mips/mips.h: Include config/vxworks-dummy.h.
22429 (TARGET_RTP_PIC): New macro.
22430 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
22431 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
22432 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
22433 for TARGET_RTP_PIC.
22434 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
22435 -mvxworks-pic when using -mrtp and a PIC option.
22436 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
22438 (mips_symbolic_constant_p, mips_symbolic_address_p)
22439 (mips_symbol_insns): Handle SYMBOL_HALF.
22440 (override_options): Warn about -G and -mrtp being used together.
22441 Initialize mips_lo_relocs[SYMBOL_HALF].
22442 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
22443 (mips_emit_loadgp): Handle LOADGP_RTP.
22444 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
22445 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
22446 (tablejump): Handle function-relative case table entries if
22448 * config/mips/predicates.md (symbol_ref_operand): New predicate.
22450 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22452 * config/mips/mips.md (load_call<mode>): Allow any general register.
22454 (sibcall_value_internal, sibcall_value_multiple_internal)
22455 (call_value_internal, call_value_split, call_value_multiple_internal)
22456 (call_value_multiple_split): Remove constraints from operand 0.
22458 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22460 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
22461 rather than loadgp_noshared.
22462 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
22463 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
22465 * config/mips/mips.md (loadgp): Rename to...
22466 (loadgp_newabi): ...this.
22467 (loadgp_noshared): Rename to...
22468 (loadgp_absolute): ...this.
22470 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22472 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
22473 false for locally-binding symbols.
22474 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
22476 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22478 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
22479 (SYMBOL_GOT_PAGE_OFST): ...this.
22480 (SYMBOL_GOT_GLOBAL): Rename to...
22481 (SYMBOL_GOT_DISP): ...this.
22482 (SYMBOL_GOTOFF_GLOBAL): Rename to...
22483 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
22484 * config/mips/mips.c (mips_global_symbol_p): New function.
22485 (mips_symbol_binds_local_p): Likewise.
22486 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
22487 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
22488 mips_global_symbol_p and mips_symbol_binds_local_p.
22489 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
22490 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
22491 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
22492 SYMBOL_GOTOFF_DISP.
22493 (mips_ok_for_lazy_binding_p): New function.
22494 (mips_load_call_address, mips_expand_call): Use it.
22495 (mips_dangerous_for_la25_p): Likewise.
22496 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
22497 (*got_disp<mode>): Use got_disp_operand instead of
22498 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
22499 SYMBOL_GOTOFF_GLOBAL.
22500 (*got_page<mode>): Use got_page_ofst_operand instead of
22502 * config/mips/predicates.md (const_call_insn_operand): Use
22503 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
22504 (global_got_operand): Rename to...
22505 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
22507 (local_got_operand): Rename to...
22508 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
22509 of SYMBOL_GOT_LOCAL.
22511 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22513 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
22514 TARGET_CALL_CLOBBERED_GP.
22515 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22516 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
22517 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
22518 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
22519 of TARGET_ABICALLS && !TARGET_NEWABI.
22520 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22521 * config/mips/mips.c (mips_load_call_address): Check
22522 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22523 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22524 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
22525 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
22526 TARGET_ABICALLS && TARGET_NEWABI.
22527 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
22529 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
22530 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
22531 TARGET_ABICALLS && TARGET_NEWABI.
22532 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
22533 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
22534 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
22535 whether indirect calls must use $25.
22536 (mips_extra_live_on_entry): Check TARGET_GOT instead of
22538 * config/mips/mips.md (jal_macro): Check flag_pic and
22539 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
22540 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
22541 instead of TARGET_ABICALLS.
22542 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
22543 TARGET_ABICALLS && TARGET_OLDABI.
22544 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
22545 (sibcall): In the comment above the define_insn, mention
22546 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
22547 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
22548 instead of TARGET_ABICALLS.
22550 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
22552 * doc/md.texi (Blackfin family constraints): Document PA and PB.
22553 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
22554 (MACFLAGS_MATCH_P): New macro.
22555 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
22556 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
22557 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
22558 the other MACFLAG constants.
22559 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
22560 (flag_machi): Tighten constraints. Renumber some of the operands.
22561 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
22563 (flag_machi_parts_acconly): New pattern.
22564 (flag_macinithi): Tighten constraints. Allow any accumulator to be
22566 (flag_macinit1hi): Tighten constraints.
22567 (flag_mul_macv2hi_parts_acconly): New pattern.
22569 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
22570 Use a more efficient implementation.
22571 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
22572 inline sequences when not optimizing for size.
22574 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
22575 movhi_high2low): Delete, merge functionality into...
22576 (packv2hi): ... this pattern.
22578 2007-02-11 Jie Zhang <jie.zhang@analog.com>
22579 * config/bfin/bfin.opt (msim): New option.
22580 (mcpu=): New option.
22581 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
22582 (bfin_cpu_t): Typedef of enum bfin_cpu.
22583 (bfin_cpu_type): New declaration.
22584 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
22585 -msim and -mcpu= options.
22586 (LIB_SPEC): Likewise.
22587 * config/bfin/bfin.c (bfin_cpu_type): Define.
22588 (bfin_handle_option): Handle -mcpu= option.
22589 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
22590 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
22591 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
22593 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22595 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
22596 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
22597 (powerpc-wrs-vxworksae): Use ${tm_file}.
22598 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
22599 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
22600 * config/i386/vx-common.h: New file.
22602 2007-04-12 Richard Sandiford <richard@codesourcery.com>
22604 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
22607 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
22609 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
22612 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
22616 * c-common.c (c_build_qualified_type): Set canonical type
22619 2007-04-12 Richard Guenther <rguenther@suse.de>
22621 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
22622 lower bound and element size if lower bound is not zero
22623 or either of the ARRAY_REF operands is set.
22625 2007-04-12 Richard Guenther <rguenther@suse.de>
22627 PR tree-optimization/24689
22628 PR tree-optimization/31307
22629 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
22631 * gimplify.c (canonicalize_addr_expr): To be consistent with
22632 gimplify_compound_lval only set operands two and three of
22633 ARRAY_REFs if they are not gimple_min_invariant. This makes
22634 it never at this place.
22635 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
22637 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22639 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
22640 null before emitting a .nsubspa directive.
22642 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22644 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
22645 need_to_partition_p if there are no memory statements in the
22648 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22650 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
22651 (gcd_of_steps_may_divide_p): New function.
22652 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
22654 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22656 * reload.c (find_reloads_toplev, find_reloads_address,
22657 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
22658 not a pointer equality test, to decide if we need to call
22659 push_reg_equiv_alt_mem.
22661 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
22663 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
22664 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
22666 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
22668 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
22670 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
22671 vector to be positive.
22673 2007-04-11 Diego Novillo <dnovillo@redhat.com>
22677 * doc/invoke.texi: Document --params max-aliased-vops and
22679 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
22680 debug_memory_partitions): Move to tree-flow.h
22681 * params.h (AVG_ALIASED_VOPS): Define.
22682 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
22684 (mp_info_t): Likewise.
22685 (get_mem_sym_stats_for): New.
22686 (set_memory_partition): Move from tree-flow-inline.h.
22687 (mark_non_addressable): Only clear the set of symbols for the
22688 partition if it exists.
22689 (dump_memory_partitions): Move from tree-ssa-operands.c
22690 (debug_memory_partitions): Likewise.
22691 (need_to_partition_p): New.
22692 (dump_mem_ref_stats): New.
22693 (debug_mem_ref_stats): New.
22694 (dump_mem_sym_stats): New.
22695 (debug_mem_sym_stats): New.
22696 (update_mem_sym_stats_from_stmt): New.
22697 (compare_mp_info_entries): New.
22698 (mp_info_cmp): Call it.
22699 (sort_mp_info): Change argument to a list of mem_sym_stats_t
22701 (get_mpt_for): Move from tree-ssa-operands.c.
22702 (find_partition_for): New.
22703 (create_partition_for): Remove.
22704 (estimate_vop_reduction): New.
22705 (update_reference_counts): New.
22706 (build_mp_info): New.
22707 (compute_memory_partitions): Refactor.
22708 Document new heuristic.
22709 Call build_mp_info, update_reference_counts,
22710 find_partition_for and estimate_vop_reduction.
22711 (compute_may_aliases): Populate virtual operands before
22712 calling debugging dumps.
22713 (delete_mem_sym_stats): New.
22714 (delete_mem_ref_stats): New.
22715 (init_mem_ref_stats): New.
22716 (init_alias_info): Call it.
22717 (maybe_create_global_var): Remove alias_info argument.
22718 Get number of call sites and number of pure/const call sites
22719 from gimple_mem_ref_stats().
22720 (dump_alias_info): Call dump_memory_partitions first.
22721 (dump_points_to_info_for): Show how many times a pointer has
22723 * opts.c (decode_options): For -O2 set --param
22724 max-aliased-vops to 500.
22725 For -O3 set --param max-aliased-vops to 1000 and --param
22726 avg-aliased-vops to 3.
22727 * fortran/options.c (gfc_init_options): Remove assignment to
22729 * tree-flow-inline.h (gimple_mem_ref_stats): New.
22730 * tree-dfa.c (dump_variable): Dump memory reference
22732 Dump NO_ALIAS* settings.
22733 (referenced_var_lookup): Tidy.
22734 (mem_sym_stats): New.
22735 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
22736 and ORIG are different SSA names for a memory partition.
22737 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
22738 * tree-flow.h (struct mem_sym_stats_d): Define.
22739 (mem_sym_stats_t): Define.
22740 (struct mem_ref_stats_d): Define.
22741 (struct gimple_df): Add field mem_ref_stats.
22742 (enum noalias_state): Define.
22743 (struct var_ann_d): Add bitfield noalias_state.
22744 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
22745 debug_mem_ref_stats, debug_memory_partitions,
22746 debug_mem_sym_stats): Declare.
22747 * tree-ssa-structalias.c (update_alias_info): Update call
22748 sites, pure/const call sites and asm sites in structure
22749 returned by gimple_mem_ref_stats.
22750 Remove local variable IS_POTENTIAL_DEREF.
22751 Increase NUM_DEREFS if the memory expression is a potential
22753 Call update_mem_sym_stats_from_stmt.
22754 If the memory references memory, call
22755 update_mem_sym_stats_from_stmt for all the direct memory
22756 symbol references found.
22757 (intra_create_variable_infos): Set noalias_state field for
22758 pointer arguments according to the value of
22759 flag_argument_noalias.
22760 * tree-ssa-structalias.h (struct alias_info): Remove fields
22761 num_calls_found and num_pure_const_calls_found.
22762 (update_mem_sym_stats_from_stmt): Declare.
22763 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
22764 Set default value to 100.
22765 (PARAM_AVG_ALIASED_VOPS): Define.
22767 2007-04-11 Richard Guenther <rguenther@suse.de>
22769 PR middle-end/31530
22770 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
22771 a * -b + c as c - a * b if we honor sign dependent rounding.
22773 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
22775 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
22776 bfin_expand_strmov.
22777 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
22778 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
22780 (initialize_trampoline): Don't use old-style function definition.
22781 (bfin_secondary_reload): Mark IN_P argument as unused.
22783 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
22785 PR tree-optimization/31343
22786 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
22787 (build_polynomial_chrec): Return a scalar when the evolution is zero.
22788 * testsuite/gcc.dg/vect/pr31343.c: New.
22790 2007-04-10 Eric Christopher <echristo@apple.com>
22792 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
22793 * config/i386/i386.md (*cmpfp0): Use.
22794 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
22795 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
22796 (fix_trunc<mode>_i386_fisttp): Ditto.
22797 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
22798 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
22799 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
22800 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
22801 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
22802 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
22803 (unnamed_splitters): Ditto.
22804 * config/i386/i386.c (output_fix_trunc): Assert that
22805 we're not being passed a TFmode operand.
22807 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
22809 PR tree-optimization/31526
22810 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
22811 n_basic_blocks to find newly added blocks.
22813 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
22815 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
22817 (fix_trunc<mode>si_sse): Ditto.
22818 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
22819 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
22820 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
22821 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
22822 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
22823 expander using SSEMODEF mode macro.
22824 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
22825 expander using SSEMODEF mode macro.
22826 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
22827 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
22828 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
22829 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
22830 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
22831 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
22832 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
22833 Macroize insn using X87MODEF mode macro.
22835 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
22837 * config/i386/sse.md (sse2_pinsrw): Removed.
22838 (sse2_pextrw): Renamed to ...
22839 (*sse2_pextrw): This.
22841 2007-04-09 Jan Hubicka <jh@suse.cz>
22844 * config/i386/sse.md
22845 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
22846 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
22847 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
22848 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
22850 2007-04-09 Jan Hubicka <jh@suse.cz>
22852 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
22853 multiple fields of union.
22855 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
22857 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
22858 (create_preheaders): Check that loops are available.
22859 (fix_loop_structure): Clean up, improve comments.
22860 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
22861 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
22863 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
22864 * predict.c (tree_estimate_probability): Do not call
22865 calculate_dominance_info. Call create_preheaders.
22866 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
22867 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
22869 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
22870 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
22871 * tree-cfg.c (tree_split_edge): Make an assert more precise.
22872 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
22875 2007-04-08 Jan Hubicka <jh@suse.cz>
22877 * tree.h (maybe_fold_offset_to_component_ref): Declare.
22878 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
22879 * fold-const.c (fold_unary): Use it.
22881 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
22883 * varasm.c (assemble_variable): Remove call to
22884 lang_hooks.decls.prepare_assemble_variable.
22885 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
22886 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
22887 * langhooks.h (lang_hooks_for_decls): Remove
22888 prepare_assemble_variable.
22890 2007-04-08 Mike Stump <mrs@apple.com>
22892 * config/i386/i386.c: Use inc/dec on Core2.
22894 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
22896 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
22897 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22898 lhd_tree_inlining_end_inlining): Remove.
22899 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
22900 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
22901 end_inlining hooks.
22902 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
22903 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22904 lhd_tree_inlining_end_inlining): Remove prototypes.
22905 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
22906 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
22907 LANG_HOOKS_TREE_INLINING_START_INLINING,
22908 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
22910 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
22913 2007-04-08 Anatoly Sokolov <aesok@post.ru>
22916 * config/avr/predicates.md (io_address_operand): Delete predicate.
22917 (low_io_address_operand): Don't use 'mode' argument.
22918 (higth_io_address_operand): Rename ...
22919 (high_io_address_operand): ... to this. Don't use 'mode' argument.
22920 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
22923 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
22925 Revert change removing staticp.
22927 2007-04-07 Anatoly Sokolov <aesok@post.ru>
22930 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
22933 2007-04-07 Bruce Korb <bkorb@gnu.org>
22935 * c.opt: Add -Wformat-contains-nul.
22936 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
22938 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
22939 the NUL byte warning.
22941 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
22943 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
22945 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22947 * tree.c (staticp): No longer use staticp langhook.
22948 * langhooks.c (lhd_staticp): Removed.
22949 * langhooks.h (struct lang_hooks): Remove staticp.
22950 * c-common.c (c_staticp): Remove.
22951 * c-common.h (c_staticp): Ditto.
22952 * langhooks-defs.h (lhd_staticp): Ditto.
22953 (LHD_HOOKS_STATICP): Ditto
22954 * tree.h (gcc_assert_lowered): New macro.
22956 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
22958 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
22959 argument "reliable".
22960 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
22961 Add argument "reliable". Propagate it through calls.
22962 (infer_loop_bounds_from_undefined): Derive number of iterations
22963 estimates from references in blocks that do not dominate loop latch.
22964 (gcov_type_to_double_int): New function.
22965 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
22966 and expected_loop_iterations_unbounded.
22967 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
22968 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
22969 * tree-data-ref.c (estimated_loop_iterations): Export.
22970 (get_references_in_stmt): Fix -- do not return addresses of local
22972 * cfgloop.h (expected_loop_iterations_unbounded,
22973 estimated_loop_iterations): Declare.
22975 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
22977 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
22979 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22981 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
22982 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
22983 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
22984 Use output_387_reg_move().
22985 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
22986 expander using X87MODEF12 mode macro.
22987 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
22988 choosing register preferences. Use output_387_reg_move().
22989 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
22990 instead of "x". Use output_387_reg_move().
22991 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
22992 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
22993 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
22994 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
22995 Use output_387_reg_move().
22996 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
22998 (*truncxf?f_i387 splitter): Ditto.
23000 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
23002 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
23003 LANG_HOOKS_SAFE_FROM_P.
23004 * expr.c (safe_from_p): Remove langhook call.
23005 * langhooks.h (lang_hooks): Remove safe_from_p.
23006 (lhd_safe_from_p): Remove prototype.
23007 * langhooks.c (lhd_safe_from_p): Remove.
23009 2007-04-06 Jan Hubicka <jh@suse.cz>
23011 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
23014 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
23016 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
23017 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
23018 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
23019 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
23021 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
23022 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
23024 2007-04-05 Richard Henderson <rth@redhat.com>
23026 * config/alpha/alpha.c (print_operand) [+]: Remove.
23027 (alpha_end_function): Print nop if call at end of function.
23028 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
23029 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
23030 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
23031 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
23032 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
23033 the call pattern. Update peepholes to match.
23035 2007-04-05 Janis Johnson <janis187@us.ibm.com>
23037 * doc/extend.texi (Other Builtins): Add decimal float variants
23039 * builtins.def: Ditto.
23040 * builtins.c (expand_builtin): Ditto.
23042 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
23043 H.J. Lu <hongjiu.lu@intel.com>
23046 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
23047 of V8HImode when calling ix86_binary_operator_ok.
23048 (sse2_pmaddwd): Call ix86_binary_operator_ok.
23049 (sdot_prodv8hi): Operands 1 and 2 must be register.
23051 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23053 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
23054 initialize align to silence bogus warning.
23056 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
23058 PR middle-end/22156
23059 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
23061 (struct sra_walk_fns): Remove use_all parameter from use.
23062 (sra_hash_tree): Handle BIT_FIELD_REFs.
23063 (sra_elt_hash): Don't hash bitfld blocks.
23064 (sra_elt_eq): Skip them in parent compares as well. Handle
23066 (sra_walk_expr): Don't maintain or pass down use_all_p.
23067 (scan_use): Remove use_all parameter.
23068 (scalarize_use): Likewise. Re-expand assignment to
23069 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
23070 output, and re-scalarize after output. Don't mark anything
23072 (scalarize_ldst): Adjust.
23073 (scalarize_walk_gimple_modify_statement): Likewise.
23074 (build_element_name_1): Handle BIT_FIELD_REFs.
23075 (instantiate_element): Don't warn for any element whose parent
23076 is used as a whole.
23077 (instantiate_missing_elements_1): Return the sra_elt.
23078 (canon_type_for_field): New.
23079 (try_instantiate_multiple_fields): New.
23080 (instantiate_missing_elemnts): Use them.
23081 (mark_no_warning): Removed.
23082 (generate_one_element_ref): Handle BIT_FIELD_REFs.
23083 (REPLDUP, sra_build_elt_assignment): New.
23084 (generate_copy_inout): Use them.
23085 (generate_element_copy): Likewise. Handle bitfld differences.
23086 (generate_element_zero): Don't recurse for blocks. Use
23087 sra_build_elt_assignment.
23088 (generate_one_element_int): Take elt instead of var. Use
23089 sra_build_elt_assignment.
23090 (generate_element_init_1): Adjust.
23091 (scalarize_use, scalarize_copy): Use REPLDUP.
23092 (scalarize_ldst): Move assert before dereference.
23093 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
23095 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23097 * regmove.c: Fix unused variable warnings due to previous commit.
23099 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
23101 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
23102 (regmove_bb_head): Remove.
23103 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
23104 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
23105 problems with fixup_match_1.
23106 Don't initialize/free regmove_bb_head.
23108 (reg_is_remote_constant_p): If an insn is in the same basic block
23109 but not before INSN, consider it remote, too.
23111 2007-04-05 Anatoly Sokolov <aesok@post.ru>
23114 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
23115 DECL_ASSEMBLER_NAME, not the DECL_NAME.
23117 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
23119 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
23120 (CONDITIONAL_REGISTER_USAGE): Likewise.
23122 2007-04-04 Richard Henderson <rth@redhat.com>
23124 * config/alpha/lib1funcs.asm: Remove unused file.
23126 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23129 * opts.c (print_specific_help): Fix --help=<language>
23131 (common_handle_option): Support --help=common.
23133 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23136 * gcc.c (main): Do not run the linker if
23137 print_subprocess_help indicates that it shouldn't be
23140 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
23143 * doc/invoke.texi (--help=): Document <languages> value, fix
23144 formatting in tables of values.
23146 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
23148 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
23149 dllimport attribute of virtual methods.
23151 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
23153 * config/score/crti.asm: Change _bss_start to __bss_start.
23154 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
23155 (OUTGOING_REG_PARM_STACK_SPACE) update.
23156 * config/score/score.opt: add options to make backend support
23157 score5, score5u, score7 and score7d.
23158 * config/score/score.md: Likewise.
23159 * config/score/misc.md: Likewise.
23160 * config/score/mac.md: Likewise.
23161 * doc/invoke.texi: Likewise.
23162 * doc/md.texi: update constraints define.
23164 2007-04-03 Richard Henderson <rth@redhat.com>
23166 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
23167 an appropriate type, use the mode instead.
23169 2007-04-03 Richard Sandiford <richard@codesourcery.com>
23171 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
23172 Set the default --with-arch setting to mips2.
23173 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
23174 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
23175 (MULTILIB_OSDIRNAMES): Delete.
23176 (MULTILIB_DIRNAMES): Define.
23177 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
23178 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
23179 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
23180 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
23181 VXWORKS_OS_CPP_BUILTINS.
23182 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
23183 (MIPS_DEBUGGING_INFO): Undefine.
23184 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
23186 2007-04-03 Jakub Jelinek <jakub@redhat.com>
23188 PR middle-end/30704
23189 * fold-const.c (native_encode_real): Encode real.c provided longs
23190 as a series of 32-bit native integers.
23191 (native_interpret_real): Interpret buffer as a series of 32-bit
23194 2007-04-03 Richard Guenther <rguenther@suse.de>
23196 * genpreds.c (write_insn_constraint_len): Write function
23197 optimized for CONSTRAINT_LEN implementation.
23198 (write_tm_preds_h): Output insn_constraint_len inline and
23199 use it for CONSTRAINT_LEN.
23200 (write_insn_preds_c): Don't output insn_constraint_len.
23201 * doc/md.texi (define_register_constraint): Document multi-letter
23202 constraints shall have the same length if they start with the same
23205 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23208 * config/i386/i386.md (isinf<mode>2): Expand only when
23209 TARGET_C99_FUNCTIONS is set.
23211 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
23213 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
23214 (x86_64-*-linux*): Ditto.
23215 * config/i386/i386.opt (mpc): New option.
23216 * config/i386/i386.c (overrride_options): Handle
23217 ix87_precision_string.
23218 * config/i386/crtprec.c: New file.
23219 * config/i386/t-crtpc: Ditto.
23220 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
23221 and -mpc80 options.
23222 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
23223 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
23224 crtprec32.o, crtprec64.o and crtprec80.o.
23226 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
23227 and -mpc80 options.
23228 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
23230 2007-04-02 Eric Christopher <echristo@apple.com>
23232 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
23233 limitations on darwin.
23235 2007-04-02 Anatoly Sokolov <aesok@post.ru>
23238 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
23240 2007-04-02 Dave Korn <dave.korn@artimi.com>
23242 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
23244 2007-04-02 Dave Korn <dave.korn@artimi.com>
23246 * libgcc2.h (exception_descriptor): Don't forward-declare.
23247 (__get_eh_table_language, __get_eh_table_version): Delete
23248 prototypes of long-dead functions.
23250 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
23252 * ebitmap.h: New file
23253 * ebitmap.c: New file
23254 * Makefile.in (ebitmap.o): New target.
23256 2007-04-01 Jan Hubicka <jh@suse.cz>
23258 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
23259 before very first instruction.
23261 2007-04-01 Jan Hubicka <jh@suse.cz>
23263 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
23264 waring on 64bit hosts.
23265 * bitmap.h: Fix typo in bitmap_head_def.
23267 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
23269 PR rtl-optimization/31391
23270 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
23271 into a DELETED_LABEL note, and the label is in an empty basic
23272 block, update BB_END as well as BB_HEAD.
23274 2007-04-01 Richard Henderson <rth@redhat.com>
23276 PR tree-optimization/31169
23277 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
23278 to varying if the range is outside [0, prec-1].
23280 2007-04-01 Richard Sandiford <richard@codesourcery.com>
23283 * config/mips/mips.md (load_const_gp): New insn.
23284 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
23285 the MIPS16 GP pseudo register if no_new_pseudos.
23286 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
23288 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
23291 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
23293 (call_value): Likewise.
23295 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
23296 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23299 * doc/invoke.texi: (optimization options): Reword description
23300 of -ffast-math. Document its primary purpose.
23302 2007-03-31 Richard Guenther <rguenther@suse.de>
23304 * omp-low.c (splay-tree.h): Include.
23305 (lookup_decl): Replace splay-tree usage by pointer-map.
23306 (maybe_lookup_decl): Likewise.
23307 (new_omp_context): Likewise.
23308 (delete_omp_context): Likewise.
23309 * gimplify.c (splay-tree.h): Include.
23310 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
23312 (remap_ssa_name): Likewise.
23313 (remap_decl): Likewise.
23314 (remap_type_1): Likewise.
23315 (remap_type): Likewise.
23316 (copy_body_r): Likewise.
23317 (expand_call_inline): Likewise.
23318 (clone_body): Likewise.
23319 (copy_tree_r): Likewise.
23320 (remap_save_expr): Likewise.
23321 (unsave_r): Likewise.
23322 (unsave_expr_now): Likewise.
23323 (tree_function_versioning): Likewise.
23324 (build_duplicate_type): Likewise.
23325 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
23326 (struct copy_body_data): Replace splay-tree by pointer-map.
23327 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
23328 not $(SPLAY_TREE_H).
23329 (gimplify.o): Depend on $(SPLAY_TREE_H).
23330 (omp-low.p): Likewise.
23332 2007-03-31 Anatoly Sokolov <aesok@post.ru>
23334 * config/avr/predicates.md (even_register_operand,
23335 odd_register_operand): New predicates.
23336 * config/avr/avr.md (movw peephole2): New.
23337 (movw_r peephole2): New.
23339 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
23341 * tree.h (get_signed_or_unsigned_type): New.
23342 * fold-const.c (operand_equal_for_comparison_p): Use
23343 get_signed_or_unsigned_type instead of
23344 lang_hooks.types.signed_or_unsigned_type.
23345 * expr.c (store_expr): Ditto.
23346 * langhooks.c (get_signed_or_unsigned_type): New.
23347 (lhd_signed_or_unsigned_type): New.
23348 * langhooks.h (lhd_signed_or_unsigned_type): New.
23349 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
23351 2007-03-30 Richard Henderson <rth@redhat.com>
23353 * tree-ssa-loop-ivopts.c: Include target.h.
23354 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
23355 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
23356 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
23357 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
23359 2007-03-30 Richard Henderson <rth@redhat.com>
23360 Kai Tietz <kai.tietz@onevision.com>
23362 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
23363 default for 64-bit.
23364 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
23365 (TARGET_64BIT_MS_ABI): New.
23366 (DBX_REGISTER_NUMBER): Handle 64-bit.
23367 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
23368 (LONG_TYPE_SIZE): Force to 32.
23369 (REG_PARM_STACK_SPACE): New.
23370 (OUTGOING_REG_PARM_STACK_SPACE): New.
23371 (REGPARM_MAX, SSE_REGPARM_MAX): New.
23372 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
23373 (STACK_BOUNDARY): Use 128 for 64-bit.
23374 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
23375 Add 64-bit implementation.
23376 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
23378 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
23379 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
23380 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
23381 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
23382 (ix86_handle_cconv_attribute): Don't warn when ignoring if
23383 TARGET_64BIT_MS_ABI.
23384 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
23385 (ix86_pass_by_reference): Likewise.
23386 (ix86_function_value_regno_p): Likewise.
23387 (ix86_build_builtin_va_list): Likewise.
23388 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
23389 (function_arg_advance_ms_64): New.
23390 (function_arg_advance): Call it.
23391 (function_arg_ms_64): New.
23392 (function_arg): Call it.
23393 (function_value_ms_64): New.
23394 (ix86_function_value_1): Call it.
23395 (return_in_memory_ms_64): New.
23396 (ix86_return_in_memory): Call it.
23397 (setup_incoming_varargs_ms_64): New.
23398 (ix86_setup_incoming_varargs): Call it.
23399 (ix86_expand_prologue): Handle 64-bit stack probing.
23400 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
23401 (output_pic_addr_const): Likewise.
23402 (x86_this_parameter): Likewise.
23403 (x86_output_mi_thunk): Likewise.
23404 (x86_function_profiler): Likewise.
23405 (TARGET_STRICT_ARGUMENT_NAMING): New.
23406 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
23407 (TARGET_64BIT_MS_ABI): New.
23408 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
23409 * config/i386/i386.md (allocate_stack_worker): Remove.
23410 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
23411 describe the clobber of eax without a match_scratch.
23412 (allocate_stack_worker_postreload): Remove.
23413 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
23414 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
23415 (allocate_stack_worker_rex64_postreload): Remove.
23416 (allocate_stack): Handle 64-bit.
23417 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
23418 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
23419 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
23420 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
23421 (STANDARD_STARTFILE_PREFIX_1): Likewise.
23422 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
23423 * config.build (x86_64-*-mingw*): New host.
23424 * config.host (x86_64-*-mingw*): New host.
23425 * config.gcc (x86_64-*-mingw*): New target.
23426 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
23428 2007-03-30 Richard Henderson <rth@redhat.com>
23429 Kai Tietz <kai.tietz@onevision.com>
23431 * c-pragma.c (struct def_pragma_macro_value): New.
23432 (struct def_pragma_macro): New.
23433 (pushed_macro_table): New.
23434 (dpm_hash, dpm_eq): New.
23435 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
23436 (init_pragma): Install them.
23437 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
23439 2007-03-30 Anatoly Sokolov <aesok@post.ru>
23441 * config/avr/avr.c (avr_override_options): Clear
23442 'flag_delete_null_pointer_checks'.
23444 2007-03-30 Paolo Carlini <pcarlini@suse.de>
23447 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
23448 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
23449 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
23450 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
23451 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
23452 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
23453 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
23455 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
23457 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
23459 * regmove.c: Move all of pass_stack_adjustments from here...
23460 * combine-stack-adj.c: ...to this new file.
23461 * Makefile.in: Add rules for combine-stack-adj.o.
23463 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
23465 PR tree-optimization/31383
23466 * tree-data-ref.c (affine_function_equal_p): Do not require the
23467 vectors to have the same length.
23469 2007-03-30 Jan Hubicka <jh@suse.cz>
23471 PR middle-end/30700
23472 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
23473 availablility; add more sanity checking; ask varpool only about
23476 2007-03-29 Richard Henderson <rth@redhat.com>
23478 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
23479 to decide, but __SIZEOF_LONG_LONG__.
23481 2007-03-29 Richard Henderson <rth@redhat.com>
23483 * emutls.c (struct __emutls_array): New.
23484 (emutls_destroy): Use it instead of casting element 0 from void*.
23485 (__emutls_get_address): Likewise.
23487 2007-03-29 Richard Henderson <rth@redhat.com>
23489 * varasm.c (initializer_constant_valid_p): Don't deny
23490 DECL_DLLIMPORT_P on functions.
23492 * config/i386/cygming.h: Remove function declarations.
23493 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
23494 (ASM_OUTPUT_LABELREF): Remove.
23495 (COMMON_ASM_OP): Remove.
23496 (ASM_OUTPUT_COMMON): Remove.
23497 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
23498 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
23499 (ASM_DECLARE_FUNCTION_NAME): Likewise.
23500 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
23501 Rename from TARGET_ENCODE_SECTION_INFO.
23502 * config/i386/netware.h: Likewise.
23503 * config/i386/i386-protos.h: Update.
23504 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
23505 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
23506 (legitimate_constant_p): Reject dllimports.
23507 (dllimport_map, get_dllimport_decl): New.
23508 (legitimize_dllimport_symbol): New.
23509 (legitimize_address, ix86_expand_move): Use it.
23510 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
23511 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
23512 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
23513 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
23514 * config/i386/predicates.md (constant_call_address_operand): Only
23515 accept symbols; reject dllimport_p symbols.
23516 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
23517 i386_pe_maybe_record_exported_symbol.
23518 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
23519 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
23520 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
23521 trust the setting of DECL_DLLIMPORT_P.
23522 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
23523 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
23524 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
23525 tidy the argument scanning loop.
23526 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
23527 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
23528 (i386_pe_strip_name_encoding): Remove.
23529 (i386_pe_binds_local_p): New.
23530 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
23531 (i386_pe_output_labelref): Remove.
23532 (i386_pe_asm_output_aligned_decl_common): New.
23533 (i386_pe_maybe_record_exported_symbol): Rename from
23534 i386_pe_record_exported_symbol; check for dllexported symbols.
23536 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
23538 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
23539 add comment explaining why vsnprintf cannot be used.
23541 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
23543 PR tree-optimization/30666
23544 * tree.c (build_complex_type): When creating type names for DWARF2
23545 debug info, create TYPE_DECLs for TYPE_NAME instead of
23547 (build_common_tree_nodes_2): Use build_complex_type when building
23548 predefined complex types, to preserve canonical types.
23550 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
23552 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
23553 (noce_get_alt_condition): Look at it to determine whether to
23554 reverse the condition or not.
23555 (noce_get_condition): Substitute the truth for lies.
23556 (noce_find_if_block): Set the then_else_reversed field.
23558 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
23560 * config/fr30/fr30.md (movdi): Do not accept immediates as the
23561 destination of this insn.
23562 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
23563 than calling gen_rtx_SET directly. Use r0 to hold the value of
23564 'address + 4' rather than a stack based temporary which can be
23565 mis-optimized away.
23567 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23569 * config/s390/s390.c (s390_secondary_input_reload_class,
23570 s390_secondary_output_reload_class): Functions removed.
23571 (s390_secondary_reload): New function.
23572 (TARGET_SECONDARY_RELOAD): Target macro defined.
23573 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
23574 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
23575 * config/s390/s390.md ("reload_outti", "reload_outdi",
23576 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
23577 "reload_out<mode>"): Expanders removed.
23578 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
23579 "reload<mode>_nonoffmem_out"): Expanders added.
23581 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
23583 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
23584 action if SRC->DEST replacement failed anyway.
23586 2007-03-28 Mike Stump <mrs@apple.com>
23588 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
23589 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
23590 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
23592 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
23594 * config.gcc: Accept barcelona as a variant of amdfam10.
23595 * config/i386/i386.c (override_options): Likewise.
23596 * doc/invoke.texi: Likewise.
23598 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
23600 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
23601 offsets for BIT_FIELD_REF and COMPONENT_REF.
23603 2007-03-28 Richard Guenther <rguenther@suse.de>
23605 * tree.c (is_global_var): Move ...
23606 * tree-flow-inline.h (is_global_var): ... here.
23607 * tree.h (is_global_var): Remove declaration.
23609 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
23611 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
23613 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
23614 * config/i386/i386.c (ix86_tune_features): Initialize new
23616 * config/i386/predicates.md (promotable_binary_operator): Use
23617 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
23619 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
23622 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
23624 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
23626 * config/fr30/fr30.md (movsi_internal): Change destination
23627 constraint from m to V and add m to the end.
23629 2007-03-28 Christian Bruel <christian.bruel@st.com>
23631 * config/sh/sh.md (movsi_i): Fix type attribute.
23633 2007-03-28 Christian Bruel <christian.bruel@st.com>
23635 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
23636 (movsf_ie): Likewise.
23638 2007-03-28 Christian Bruel <christian.bruel@st.com>
23640 * config.gcc: Add sh4-300 to multilib.
23641 * config/sh/t-mlib-sh4-300: New file.
23643 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
23645 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
23646 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
23647 fix_trunc<mode>di2.
23648 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
23649 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
23650 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
23651 "fixuns_trunctddi2"): Whitespace fix.
23653 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
23655 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
23656 the definition of struct sh_args.
23657 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
23658 CALL_COOKIE_INT_REG_GET): Likewise.
23660 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
23662 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
23663 transformations are applied successfully.
23665 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
23667 * tree.c (tree_contains_struct): Permit 512 tree codes.
23668 * tree.h (tree_contains_struct): Ditto.
23669 (MAX_TREE_CODES): Ditto.
23670 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
23671 SPARE member to store remaining padding bits.
23673 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23675 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
23678 2007-03-27 Janis Johnson <janis187@us.ibm.com>
23680 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
23681 * configure: Regenerate.
23683 * configure: Regenerate using the correct version of autoconf.
23685 2007-03-27 Anatoly Sokolov <aesok@post.ru>
23687 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
23689 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
23690 regs to "__SP_L__" and "__SP_H__".
23692 2007-03-27 Richard Guenther <rguenther@suse.de>
23694 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
23695 computations with it with a HOST_WIDE_INT variable.
23697 2007-03-26 Mike Stump <mrs@apple.com>
23699 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
23700 objective-c-header, objective-c++-header and objc++-cpp-output
23702 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
23704 2007-03-26 Richard Henderson <rth@redhat.com>
23707 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
23708 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
23709 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
23710 IX86_BUILTIN_PSRLQ128): New.
23711 (ix86_init_mmx_sse_builtins): Add them.
23712 (ix86_expand_builtin): Expand them.
23713 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
23714 operand 2 be TImode.
23715 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
23716 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
23717 _mm_srli_epi64): Mark __B const.
23718 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
23719 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
23720 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
23721 new two-vector shift builtins.
23723 2007-03-26 Ian Lance Taylor <iant@google.com>
23725 PR tree-optimization/31345
23726 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
23727 [+INF, +INF(OVF)] into VARYING.
23729 2007-03-26 Zack Weinberg <zackw@panix.com>
23731 * gengtype-parse.c: New file.
23732 * gengtype-yacc.y: Delete.
23733 * gengtype-lex.l: Don't include gengtype-yacc.h.
23734 Define YY_DECL and yyterminate appropriately for recursive
23735 descent parser. yylval is now a string out-parameter to yylex.
23736 (HWS, EOID): New shorthand.
23737 (IWORD): Add a couple more types.
23738 (yylex): Add a setup stanza. Remove the complex rules for
23739 detecting GTY'ed types and typedefs; replace with simple
23740 keyword detectors. Adjust everything for the changed
23741 definition of yylval. Ignore all pp-directives, not just #define.
23743 (parse_file): Rename yybegin; do not call yyparse.
23745 * gengtype.c (xasprintf): Export again.
23746 (this_file): New. Use everywhere __FILE__ was being used.
23747 (get_lang_bitmap): Special case types defined in gengtype.c.
23748 (do_typedef, new_structure): Suppress definition of certain types.
23749 (new_structure): Improve diagnostics of duplicate definitions.
23750 Make sure location_s is associated with input.h.
23751 (nreverse_pairs, define_location_structures): New functions.
23752 (main): Improve tagging of kludge types. Remove old kludges
23753 for input.h types; use define_location_structures.
23754 * gengtype.h: Update prototypes. Define token codes here.
23755 * Makefile.in: Remove all references to gengtype-yacc.
23756 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
23758 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
23759 add GTY((skip)) to the field that's only conditionally there.
23760 * doc/install.texi: Document that Bison is no longer required
23761 unless building treelang.
23763 * gengtype.c: Don't include gtyp-gen.h.
23764 (srcdir): Declare here.
23765 (base_files, lang_dir_names): Allocate dynamically.
23766 (gt_files, num_gt_files, num_lang_dirs): New globals.
23767 (measure_input_list, read_input_line, read_input_list)
23768 (set_lang_bitmap): New functions.
23769 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
23770 simplify, relying on read_input_list to set up the bitmaps.
23771 (main): Arguments are no longer unused. Check for correct number
23772 of command line arguments, set srcdir and srcdir_len, then call
23773 read_input_list, before doing anything else. No need to worry
23774 about duplicates in main loop.
23775 * configure.ac: Simplify the calculation of all_gtfiles.
23776 Put language tags in there. Don't set or substitute
23777 all_gtfiles_files_langs or all_gtfiles_files_frags.
23778 * Makefile.in: Revamp the way gengtype is invoked, now that it
23779 takes a file on its command line with a much simpler format.
23780 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
23781 (GTFILES): Remove duplicates and C source files.
23782 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
23783 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
23784 * configure: Regenerate.
23786 * gengtype.h: Remove all type definitions to gengtype.c; leave
23787 only definitions of options_p, type_p, and pair_p as opaque
23788 pointers. Update prototypes.
23789 * gengtype.c: Many type definitions moved here from gengtype.h.
23790 Consolidate type definitions at the top of the file.
23791 (xvasprintf): Delete.
23792 (xasprintf): Make static.
23793 (create_nested_pointer_option): Add 'next' parameter.
23794 (create_field_all, create_field_at): New functions.
23795 (create_field): Now a thin wrapper around create_field_all.
23796 (create_optional_field): Rename create_optional_field_ and add
23797 line argument. Original name is now a macro which supplies
23799 (oprintf): Use vsnprintf directly.
23800 (close_output_files): Use fatal rather than perror/exit.
23801 (note_def_vec, note_def_vec_alloc): Use create_field_at.
23802 (main): Set progname. Don't use exit.
23803 * gengtype-yacc.y (struct_fields): Use create_field_at.
23804 (option, optionseqopt): Delete.
23805 (optionseq): Consolidate productions from option here so we
23806 can use the first argument to create_option.
23808 * gengtype-lex.l: Distinguish unions from structures in the
23809 token type. Don't call find_structure; return the tag as a string.
23810 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
23811 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
23812 string. Reorganize typedef_struct production accordingly.
23813 Use create_nested_ptr_option.
23814 * gengtype.c (create_nested_ptr_option): New function.
23815 * gengtype.h: Declare it.
23817 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
23818 (string_type): Don't declare.
23819 (do_scalar_typedef): Declare.
23820 (create_scalar_type): Update prototype.
23821 * gengtype.c (string_type): Make static.
23822 (scalar_nonchar, scalar_char): New.
23823 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
23824 (resolve_typedef): Use scalar_nonchar for error recovery.
23825 (create_scalar_type): Remove name_len field. Return scalar_char
23826 or scalar_nonchar as appropriate.
23827 (adjust_field_type): Look at scalar_is_char boolean to decide whether
23828 to use string_type.
23829 (throughout): Use scalar_nonchar instead of calling
23830 create_scalar_type, whenever possible.
23831 (main): Initialize scalar_char and scalar_nonchar before calling
23833 * gengtype-lex.l: Adjust for removal of second argument to
23834 create_scalar_type. Use yylval.s instead of yylval.t when
23836 * gengtype-yacc.y: Type of SCALAR is string. Call
23837 create_scalar_type from type:SCALAR rule. Adjust for removal of
23838 second argument to create_scalar_type.
23840 * vec.h: Remove all #if IN_GENGTYPE blocks.
23841 Add comment saying that changes may require adjustments to gengtype.
23842 * gengtype.c: Don't include coretypes.h or tm.h.
23843 Add comment to inclusion of errors.h.
23844 (note_def_vec, note_def_vec_alloc): New functions.
23845 * gengtype.h: Declare new functions.
23846 * gengtype-lex.l: Don't include coretypes.h.
23847 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
23849 (update_lineno): Remove unnecessary prototype.
23850 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
23851 (VEC rule): Just return VEC_TOKEN.
23852 * gengtype-yacc.y (VEC_TOKEN): New token type.
23853 (type): Add a production for VEC(a,b).
23854 * Makefile.in: Update dependencies.
23856 * gengtype-lex.l: Remove rules for parsing pointer-to-function
23857 typedefs that use the old PARAMS macro.
23859 * gengtype-lex.l: Remove all rules and states relating to yacc
23861 * gengtype-yacc.y: Similarly.
23862 * gengtype.c (note_yacc_type): Delete function.
23863 * gengtype.h: Update prototypes.
23865 2007-03-26 Joseph Myers <joseph@codesourcery.com>
23867 * tree-pretty-print.c (dump_generic_node): Report precision of
23868 unnamed integer types.
23870 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
23872 * ifcvt.c (noce_try_store_flag_constants): Don't check
23873 no_new_pseudos here.
23874 (noce_try_store_flag_constants): Don't check no_new_pseudos.
23875 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
23876 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
23877 noce_try_sign_mask): Likewise.
23878 (if_convert): Check no_new_pseudos here.
23880 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
23882 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
23883 (noce_get_condition): Handle new then_else_reversed argument.
23884 (noce_init_if_info): Remove, fold into noce_find_if_block.
23885 (noce_process_if_block): Take a struct noce_if_info as the
23886 argument. Don't set up one based on ce_if_info. Update pointer
23887 references accordingly.
23888 (cond_move_process_if_block): Likewise.
23889 (process_if_block): Removed.
23890 (find_if_block): Removed. Move functionality two new functions,
23891 noce_find_if_block and cond_exec_find_if_block.
23892 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
23893 blocks and the symmetric IF-ELSE-JOIN case.
23894 (cond_exec_find_if_block): Also new function mostly based on old
23895 find_if_block and process_if_block.
23896 (find_if_header): Replace find_if_block call with separately
23897 guarded calls to noce_find_if_block and cond_exec_find_if_block.
23898 (find_cond_trap): Update noce_get_condition call.
23899 (dead_or_predicable): Likewise.
23901 2007-03-26 Jakub Jelinek <jakub@redhat.com>
23903 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
23905 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
23906 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
23907 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
23908 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
23909 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
23910 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
23911 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
23912 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
23913 __builtin_ia32_psrad128 builtins.
23915 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
23917 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
23918 * config/i386/constraints.md
23919 (define_constraint "I"): Use IN_RANGE macro.
23920 (define_constraint "J"): Ditto.
23921 (define_constraint "K"): Ditto.
23922 (define_constraint "M"): Ditto.
23923 (define_constraint "N"): Ditto.
23924 (define_constraint "O"): Ditto.
23925 * config/i386/predicates.md
23926 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
23927 (define_predicate "const_0_to_3_operand"): Ditto.
23928 (define_predicate "const_0_to_7_operand"): Ditto.
23929 (define_predicate "const_0_to_15_operand"): Ditto.
23930 (define_predicate "const_0_to_63_operand"): Ditto.
23931 (define_predicate "const_0_to_255_operand"): Ditto.
23932 (define_predicate "const_1_to_31_operand"): Ditto.
23933 (define_predicate "const_2_to_3_operand"): Ditto.
23934 (define_predicate "const_4_to_7_operand"): Ditto.
23936 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23938 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
23939 in SImode for save_world.
23940 * config/rs6000/altivec.md (save_world, restore_world): Convert to
23943 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
23945 PR tree-optimization/30784
23946 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
23949 2007-03-25 Revital Eres <eres@il.ibm.com>
23951 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
23952 Fold movement_possibility function into it.
23954 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23956 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
23957 (load_macho_picbase_{si,di}): Convert to LR hard reg.
23958 (call_indirect_nonlocal_darwin64): Same.
23959 (call_nonlocal_darwin64): Same.
23960 (call_value_indirect_nonlocal_darwin64): Same.
23961 (call_value_nonlocal_darwin64): Same.
23962 (sibcall_nonlocal_darwin64): Same.
23963 (sibcall_value_nonlocal_darwin64): Same.
23964 (sibcall_symbolic_64): Same.
23965 (sibcall_value_symbolic_64): Same.
23966 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
23968 (rs6000_emit_load_toc_table): Same.
23969 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
23970 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
23972 (divss_call): Same.
23973 (divus_call): Same.
23974 (quoss_call): Same.
23975 (quous_call): Same.
23976 (load_toc_v4_pic_si): Same
23977 (load_toc_v4_PIC_1): Same.
23978 (load_toc_v4_PIC_1b): Same.
23979 (call_indirect_aix{32,64}): Same.
23980 (call_value_indirect_aix{32,64}): Same.
23982 (call_value): Same.
23983 (call_local{32,64}): Same.
23984 (call_value_local{32,64}): Same.
23985 (call_indirect_nonlocal_aix{32,64}): Same.
23986 (call_nonlocal_aix{32,64}): Same.
23987 (call_value_indirect_nonlocal_aix{32,64}): Same.
23988 (call_value_nonlocal_aix{32,64}): Same.
23989 (call_indirect_nonlocal_sysv<mode>): Same.
23990 (call_nonlocal_sysv<mode>): Same.
23991 (call_value_indirect_nonlocal_sysv<mode>): Same.
23992 (call_value_nonlocal_sysv<mode>): Same.
23994 (sibcall_local{32,64}): Same.
23995 (sibcall_value_local{32,64}): Same.
23996 (sibcall_nonlocal_aix{32,64}): Same.
23997 (sibcall_value_nonlocal_aix{32,64}): Same.
23998 (sibcall_nonlocal_sysv<mode>): Same.
23999 (sibcall_value): Same.
24000 (sibcall_value_nonlocal_sysv<mode>): Same.
24002 2007-03-24 Paul Brook <paul@codesourcery.com>
24004 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
24005 * config/arm/linux-eabi.h: Remove legacy syscall hack.
24007 2007-03-24 Richard Henderson <rth@redhat.com>
24009 * config/ia64/constraints.md: New file.
24010 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
24011 satisfies_constraint_?.
24012 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
24013 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
24014 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
24015 ia64_output_mi_thunk): Likewise.
24016 (ia64_const_ok_for_letter_p): Remove.
24017 (ia64_const_double_ok_for_letter_p): Remove.
24018 (ia64_extra_constraint): Remove.
24019 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
24020 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
24021 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
24022 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
24023 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
24024 EXTRA_MEMORY_CONSTRAINT): Remove.
24025 * config/ia64/ia64.md: Include constriants.md. Replace
24026 CONST_OK_FOR_? with satisfies_constraint_?.
24028 2007-03-23 Michael Meissner <michael.meissner@amd.com>
24029 H.J. Lu <hongjiu.lu@intel.com>
24031 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
24033 (name macros): Use DPD_BID_NAME to convert names properly.
24035 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
24036 decimal floating point format.
24037 (init_floating_libfuncs): Change decimal functions so that they
24038 have a "bid_" prefix if the decimal system uses the BID format,
24039 and "dpd_" prefix if the decimal system uses the DPD format.
24040 (init_interclass_conv_libfuncs): Ditto.
24041 (init_intraclass_conv_libfuncs): Ditto.
24043 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24044 using the BID format.
24046 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24047 whether we are using the BID decimal format.
24048 * configure: Regenerate.
24050 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24051 the compiler has decimal floating point enabled. Define
24052 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24055 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
24056 using the BID format.
24058 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
24059 whether we are using the BID decimal format.
24060 * configure: Regenerate.
24062 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
24063 the compiler has decimal floating point enabled. Define
24064 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
24067 * doc/install.texi (--enable-decimal-float): Document BID and DPD
24068 options, and that it is enabled for i386/x86_64 systems.
24070 * Makefile.in (enable_decimal_float): New.
24072 (DECNUMINC): Add -I$(DECNUMFMT).
24073 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
24074 to $(DECNUMFMT) from $(DECNUM).
24076 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
24077 Substitute enable_decimal_float.
24078 * configure: Regenerated.
24081 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
24084 * configure.ac: Enable decimal float for x86_64-*-linux*.
24085 * configure: Regenerated.
24088 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
24089 decimal128ClearSign to flip and clear the sign bit in decimal128.
24090 (decimal_real_maxval): Set decimal128SetSign to set the sign
24093 2007-03-23 Ian Lance Taylor <iant@google.com>
24095 * fold-const.c (fold_binary): Correct warning for X - c >= X.
24097 2007-03-23 Ian Lance Taylor <iant@google.com>
24099 * tree-dump.c (dump_files): Correct comment.
24101 2007-03-23 Ian Lance Taylor <iant@google.com>
24103 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
24105 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
24107 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
24108 in cfglayout mode. Don't go into and out of cfglayout mode.
24109 Link the blocks in the order of the constructed traces.
24110 (rest_of_handle_tracer): Adjust call to tracer.
24111 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
24112 Don't go into cfglayout mode.
24113 (rtl_loop_done): Don't go out of cfglayout mode.
24114 * cfglayout.c (relink_block_chain): New function, split out from...
24115 (fixup_reorder_chain): ...here. Remove redundant checking.
24116 (cfg_layout_finalize): Don't clear the header, footer, and aux
24117 fields here, move the code to do so to relink_block_chain. Likewise
24118 for free_original_copy_tables.
24119 * rtl.h (tracer): Update prototype.
24120 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
24121 Assert we are in cfglayout mode. Don't go into and out of cfglayout
24122 mode. Use relink_block_chain to serialize the CFG according to the
24123 new basic block order. Move targetm.cannot_modify_jumps_p check from
24125 (gate_handle_reorder_blocks): ...to here.
24126 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
24128 (gate_duplicate_computed_gotos): ...to here.
24129 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
24130 something always changes when going into and out of cfglayout mode.
24131 Perform an expensive cfg cleanup while going into cfglayout mode.
24132 Always update liveness information on HAVE_conditional_execution
24133 targets. Reserialize the basic blocks and go out of cfglayout mode.
24134 * reg-stack.c: Include cfglayout.h.
24135 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
24136 the call to reorder_basic_blocks.
24137 * basic-block.h (reorder_basic_blocks): Update prototype.
24138 (relink_block_chain): New prototype.
24139 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
24141 2007-03-23 Joseph Myers <joseph@codesourcery.com>
24143 * config/mips/mips.md (type, hazard, *movdi_32bit,
24144 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
24145 *movhi_internal, *movqi_internal, *movsf_hardfloat,
24146 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
24147 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
24148 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
24150 (movcc): Change first xfer to multi.
24151 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
24152 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
24153 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
24154 config/mips/generic.md: Change reservations using "xfer" to use
24156 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
24157 using match_operand.
24158 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
24159 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
24161 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
24163 2007-03-22 Richard Henderson <rth@redhat.com>
24165 * config/i386/i386.c: Remove unnecessary function declarations.
24166 Move targetm definition, and all related macros, to the end of
24167 the file. Resort some functions to put definitions before uses.
24168 (ix86_attribute_table): Make static. Move to end of file.
24169 (ix86_gimplify_va_arg): Make static.
24171 2007-03-22 Richard Henderson <rth@redhat.com>
24173 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
24174 don't increase local_regparm with force_align_arg_pointer check.
24175 (ix86_function_sseregparm): Assert 32-bit.
24176 (type_has_variadic_args_p): New.
24177 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
24178 type_has_variadic_args_p.
24179 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
24180 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
24181 use memset instead. Do maybe_vaarg check first; skip attribute
24182 tests if true; skip attribute tests for 64-bit.
24183 (construct_container): Remove TARGET_DEBUG_ARG.
24184 (function_arg_advance_32, function_arg_advance_64): Split out ...
24185 (function_arg_advance): ... from here.
24186 (function_arg_32, function_arg_64): Split out ...
24187 (function_arg): ... from here.
24188 (ix86_pass_by_reference): Tidy.
24189 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
24190 (function_value_32): New, from parts of ix86_function_value
24191 and ix86_value_regno.
24192 (function_value_64): New, from parts of ix86_function_value
24193 and ix86_libcall_value.
24194 (ix86_function_value_1): New.
24195 (ix86_function_value, ix86_libcall_value): Use it.
24196 (return_in_memory_32, return_in_memory_64): Split out ...
24197 (ix86_return_in_memory): ... from here.
24198 (ix86_struct_value_rtx): Skip for 64-bit.
24199 (ix86_libcall_value, ix86_value_regno): Remove.
24200 (setup_incoming_varargs_64): Split out ...
24201 (ix86_setup_incoming_varargs): ... from here.
24202 (ix86_va_start): Remove TARGET_DEBUG_ARG.
24203 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
24204 * config/i386/i386-protos.h (ix86_function_value): Remove.
24205 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
24207 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24210 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
24211 infinities not supported, otherwise emit warning if -Woverflow. On
24212 underflow, emit warning if -Woverflow.
24213 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
24215 * real.h (real_from_string): Update declaration
24217 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
24218 Richard Henderson <rth@redhat.com>
24220 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
24221 * calls.c (compute_argument_block_size, expand_call,
24222 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
24223 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
24224 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
24225 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
24226 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
24227 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
24228 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
24229 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
24232 2007-03-22 Joseph Myers <joseph@codesourcery.com>
24234 * c-incpath.c (add_sysroot_to_chain): New.
24235 (merge_include_chains): Add sysroot argument. Call
24236 add_sysroot_to_chain if sysrooted.
24237 (register_include_chains): Update call to merge_include_chains.
24238 * doc/cppopts.texi: Document use of '=' in include directory
24241 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
24243 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
24244 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
24245 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
24246 insn pattern using X87MODEF12 mode macro.
24248 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
24250 * regmove.c (regmove_optimize): Use reg_mentioned_p
24251 instead of reg_overlap_mentioned_p for DST.
24253 2007-03-21 Mike Stump <mrs@apple.com>
24255 * c.opt: Fixup for Objective-C/C++.
24257 2007-03-21 Steve Ellcey <sje@cup.hp.com>
24259 * explow.c (convert_memory_address): Fold memory reference when
24260 POINTERS_EXTEND_UNSIGNED < 0
24262 2007-03-21 Richard Henderson <rth@redhat.com>
24265 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
24266 * config/i386/mmintrin.h (__m64): Likewise.
24267 * config/i386/xmmintrin.h (__m128): Likewise.
24269 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24271 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
24272 (VXWORKS_OS_CPP_BUILTINS): Define.
24273 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
24274 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
24276 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24278 * rtl.h (constant_pool_reference_p): Delete.
24279 (find_constant_src): Declare.
24280 * rtlanal.c (find_constant_src): New function.
24281 * simplify-rtx.c (constant_pool_reference_p): Delete.
24282 * config/i386/i386.md: Use find_constant_src instead of
24283 constant_pool_reference_p/avoid_constant_pool_reference pairs.
24285 2007-03-21 Richard Sandiford <richard@codesourcery.com>
24287 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
24288 * c-cppbuiltin.c (c_cpp_builtins): Define them.
24290 2007-03-20 Mark Mitchell <mark@codesourcery.com>
24292 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
24293 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
24294 (arm_elf_asm_constructor): Use it.
24295 (arm_elf_asm_destructor): New function.
24297 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
24299 * jump.c (mark_jump_label): Treat SEQUENCE specially.
24301 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
24303 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
24305 2007-03-19 Andrew Haley <aph@redhat.com>
24307 PR tree-optimization/31264
24308 * tree-vrp.c (register_edge_assert_for_1): Don't look though
24309 VIEW_CONVERT_EXPRs.
24311 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
24313 PR rtl-optimization/30907
24314 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
24315 (fwprop_init): Always call loop_optimizer_initialize.
24316 (fwprop_done): Always call loop_optimizer_finalize.
24317 (fwprop): We always have loop info now.
24318 (gate_fwprop_addr): Remove.
24319 (pass_fwprop_addr): Use gate_fwprop as gate.
24321 PR rtl-optimization/30841
24322 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
24323 df_chain_alloc): Call df_reorganize_refs unconditionally.
24324 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
24325 refs_organized to refs_organized_size.
24326 (df_ref_create_structure): Use refs_organized_size instead of
24327 bitmap_size if refs had been organized, and keep refs_organized_size
24329 * df.h (struct df_ref_info): Change refs_organized to
24330 refs_organized_size.
24331 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
24334 2007-03-19 Mark Mitchell <mark@codesourcery.com>
24336 * except.c (output_function_exception_table): Do not reference the
24337 EH personality routine for functions that do not require an
24340 2007-03-20 Jakub Jelinek <jakub@redhat.com>
24343 * c-typeck.c (convert_for_assignment): Call comptypes for
24344 RECORD_TYPE or UNION_TYPE.
24346 PR inline-asm/30505
24347 * reload1.c (reload): Do invalid ASM checking after
24348 cleanup_subreg_operands.
24350 2007-03-19 Jeff Law <law@redhat.com>
24352 * tree-cfg.c (find_taken_edge): Tighten conditions for
24353 optimizing computed gotos.
24355 2007-03-19 Michael Matz <matz@suse.de>
24357 * builtins.c (expand_builtin_sync_operation,
24358 expand_builtin_compare_and_swap,
24359 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
24362 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
24363 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
24366 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24368 * doc/tm.texi: Add brackets around the return type of
24369 TARGET_SECONDARY_RELOAD.
24371 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
24372 Richard Guenther <rguenther@suse.de>
24374 PR tree-optimization/31254
24375 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24376 Use handled_component_p () where appropriate. Continue
24377 propagating into the rhs if we propagated into an INDIRECT_REF
24380 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24382 * config/s390/s390.md (op_type attribute): RRR instruction type added.
24383 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
24384 (xde, xdee): Mode attributes adjusted to support DFP modes.
24385 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
24386 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
24387 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
24388 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
24389 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
24390 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
24391 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
24393 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
24394 "movsf"): Insn definitions removed.
24395 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
24396 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
24397 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
24399 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
24400 "reload_in<mode>", "reload_out<mode>"): Expander added.
24401 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
24404 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24406 * config/s390/s390.md: Only non-functional changes. Renamed
24407 FPR mode macro to BFP all over the file.
24409 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24411 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
24412 (op_type attribute): RRF instruction type added.
24413 (fT0): New mode attribute.
24414 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
24415 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
24416 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
24417 instruction no secondary memory is needed when moving DFmode values
24418 between GPRs and FPRs.
24420 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24422 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
24423 inverted and documentation adjusted.
24424 ("mhard-dfp", "msoft-dfp"): New options.
24425 * config/s390/s390.c (s390_handle_arch_option): New architecture
24427 (override_options): Sanity checks for the new options added.
24428 * config.gcc: New architecture switch: z9-ec.
24429 * config/s390/s390.h (processor_flags): PF_DFP added.
24430 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
24431 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
24432 when the bit is NOT set so remove it from the defaults.
24434 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
24436 * genemit.c (main): Print include statement for dfp.h.
24437 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
24440 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
24442 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
24444 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
24447 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
24448 instead of PATTERN.
24450 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24452 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
24453 attr_length_call, output_call, output_indirect_call): Cleanup
24454 formatting of targetm calls.
24456 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
24458 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
24460 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24462 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
24463 reservation, bypass and anti-bypass descriptions for these
24464 instructions. Update move patterns.
24465 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
24468 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
24470 * tree-vect-transform.c (get_initial_def_for_induction): Replace
24471 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
24472 (get_initial_def_for_reduction): Likewise.
24474 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
24476 Fix PR tree-optimization/29922
24477 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
24478 (get_representative): Removed.
24479 (value_dies_in_block_x): Update for rvuse removal.
24480 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
24481 (compute_antic_aux): Handle when PHI nodes appear in
24482 non-single-successors.
24483 (dump_bitmap_of_names): Removed.
24484 (compute_antic_safe): Renamed and removed rvuse calculation.
24485 Calculate only antic safe.
24486 (insert_into_preds_of_block): Remove assert.
24487 (execute_pre): Update for renamed functions.
24488 (defer_or_phi_translate_block): New function.
24490 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24492 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
24493 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
24495 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
24496 Follow spelling conventions.
24498 * tree-data-ref.h: Remove the prototype for analyze_array.
24500 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
24502 PR tree-optimization/31041
24503 * tree-vect-transform.c (get_initial_def_for_induction): Call
24504 force_gimple_operand.
24506 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
24508 * ipa-type-escape.c (look_for_casts) : Revert code to use
24509 handled_component_p due to ada test a-numaux.adb.
24511 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
24513 * final.c (final_scan_insn): Alter the condition of a
24514 conditional trap if we have nonstandard CC.
24516 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24518 * configure.ac: Remove excess quoting from asm line 0 test.
24519 * configure: Rebuilt.
24521 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24523 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
24524 * c-common.c (convert_and_check): Move warning logic to...
24525 (warnings_for_convert_and_check): ...here. Define.
24526 * c-common.h (warnings_for_convert_and_check): Declare.
24528 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24530 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
24531 (output_call): Likewise.
24533 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24535 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
24537 2007-03-16 Richard Sandiford <richard@codesourcery.com>
24539 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
24541 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
24543 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
24544 opteron, athlon-64 and athlon-fx processor_alias_table entries.
24546 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
24548 PR tree-optimization/31183
24549 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
24550 Use double_int instead of unsigned int for representing access_strides.
24551 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
24553 2007-03-16 Richard Guenther <rguenther@suse.de>
24555 PR tree-optimization/31146
24556 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
24557 to allow recursion of forward_propagate_addr_expr.
24558 (forward_propagate_addr_into_variable_array_index): Likewise.
24559 (forward_propagate_addr_expr): Likewise.
24560 (tree_ssa_forward_propagate_single_use_vars): Likewise.
24561 (forward_propagate_addr_expr_1): Recurse on simple copies
24562 instead of propagating into them. Do so for useless conversions
24564 (forward_propagate_addr_expr): Clean up unused statements after
24567 2007-03-16 Richard Guenther <rguenther@suse.de>
24569 * builtins.c (expand_builtin_cexpi): Use the right argument
24570 for the expansion via cexp.
24572 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24574 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
24575 * configure: Rebuilt.
24577 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
24580 * dwarf2out.c (force_type_die): Adjust comment.
24581 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
24583 2007-03-15 DJ Delorie <dj@redhat.com>
24585 * config/frv/predicates.md (minmax_operator): Don't check operands
24588 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24590 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
24591 Update constant estimates of number of iterations.
24592 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
24593 argument renamed to "realistic".
24594 (compute_estimated_nb_iterations): Removed.
24595 (record_niter_bound): New function.
24596 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
24597 call record_nonwrapping_iv with upper = false.
24598 (infer_loop_bounds_from_signedness): Pass upper argument to
24599 record_nonwrapping_iv.
24600 (estimate_numbers_of_iterations_loop): Do not call
24601 compute_estimated_nb_iterations. Record estimate based on profile
24602 information. Initialize the constant estimates of number of
24604 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
24606 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
24607 number of iterations is too small.
24608 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
24609 (EST_NOT_AVAILABLE): Removed.
24610 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
24611 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
24614 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
24616 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
24617 Handle NE_EXPR guards.
24619 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24622 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
24623 Set also -pedantic-errors by default for the preprocessor unless
24624 -fpermissive is given.
24626 2007-03-15 Richard Guenther <rguenther@suse.de>
24628 PR middle-end/29719
24629 PR middle-end/31161
24630 * builtins.c (expand_builtin_cexpi): As a fallback if we
24631 don't have builtins for sincos or cexp create a function
24632 declaration for cexp and expand to a call to that.
24633 (expand_builtin_int_roundingfn): Always fall
24634 back to floor/ceil and its variants even if they may be
24637 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
24639 PR middle-end/31159
24640 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
24641 jump tables, move the call to delete_dead_jumptables from here...
24642 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
24643 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
24644 don't allow merging of blocks that try_redirect_by_replacing_jump
24645 also does not handle when not optimizing.
24647 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24648 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24650 * config/i386/i386.md (x86_sahf_1): Correctly handle
24653 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
24656 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
24657 x86_64_general_operand as operand[2] predicate. Remove "iF"
24658 from operand constraints and use "e" constraint instead.
24659 (*subti3_1, *subti3_1 splitter): Ditto.
24660 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
24661 operand[1] predicate.
24663 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
24665 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
24666 arrays, multiply the access strides by the size of the sub-array.
24667 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
24669 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24671 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
24672 the configured assembler supports the sahf mnemonic.
24673 * configure: Regenerate.
24674 * config.in: Regenerate.
24676 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
24677 emit "sahf" or ".byte\t0x9e" as asm template.
24679 2007-03-14 Michael Meissner <michael.meissner@amd.com>
24682 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
24683 option to replace hard coded TARGET_xxx in md file.
24684 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
24685 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24686 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
24687 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
24688 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
24689 (X86_TUNE_NOT_VECTORMODE): Ditto.
24690 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
24691 (TUNE_AVOID_VECTOR_DECODE): Ditto.
24692 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
24693 (TUNE_SLOW_IMUL_IMM8): Ditto.
24694 (TUNE_MOVE_M1_VIA_OR): Ditto.
24695 (TUNE_NOT_UNPAIRABLE): Ditto.
24696 (TUNE_NOT_VECTORMODE): Ditto.
24698 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
24701 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
24702 tuning options instead of hard coded TARGET_xxx.
24703 (fix ssemode peephole2's): Ditto.
24704 (imul peephole2's): Ditto.
24706 (movdi_or_rex64): Ditto.
24707 (move peephole2): Ditto.
24708 (not peephole2's): Ditto.
24710 2007-03-14 Dirk Mueller <dmueller@suse.de>
24712 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
24713 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
24714 * c-parser.c (c_parser_if_body): Always add an empty statement in case
24716 * c-parser.c (c_parser_do_statement): Warn about empty body in
24717 do/while statement.
24718 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
24719 * doc/invoke.texi (-Wempty-body): Update documentation.
24721 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24724 * c-common.h (warn_for_div_by_zero): Declare.
24725 * c-common.c (warn_for_div_by_zero): Define.
24726 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
24729 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24731 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
24732 to PREFIX and STANDARD_PREFIX.
24734 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24735 Phil Edwards <phil@codesourcery.com>
24737 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
24738 (__gthread_once_t): Remove busy field for RTPs.
24739 (__GTHREAD_ONCE_INIT): Update accordingly.
24741 2007-03-14 Richard Sandiford <richard@codesourcery.com>
24743 * doc/invoke.texi: Document VxWorks options.
24745 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
24747 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
24749 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
24751 PR tree-optimization/30590
24752 * tree-nrv.c (tree_nrv): Check for the partial update of the
24755 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24757 * flags.h (flag_random_seed): Remove declaration, in favor of...
24758 * toplev.h (get_random_seed, set_random_seed): ... these.
24759 * tree.c (get_file_function_name): Use the former.
24760 * opts.c (common_handle_option): Use the latter.
24763 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
24765 PR middle-end/31127
24766 * cse.c (cse_find_path): Do not bail out if a basic block that
24767 we already visited now becomes part of a path that starts at a
24768 different basic block. Just disallow this, to make sure we
24769 visit each basic block at most once.
24771 2007-03-13 Jan Hubicka <jh@suse.cz>
24773 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
24774 attributes, when profile esitmate is present, calls with very low
24775 frequency are cold.
24777 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
24779 PR tree-optimization/30730
24780 PR tree-optimization/26900
24781 * tree-ssa-loop-niter.c: Include gmp.h.
24782 (bounds): New type.
24783 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
24784 split_to_var_and_offset, determine_value_range,
24785 bound_difference_of_offsetted_base, refine_bounds_using_guard,
24786 bound_difference, bounds_add, bounds_negate,
24787 number_of_iterations_ne_max, dump_affine_iv): New functions.
24788 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
24789 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
24790 difference of initial and final value of control iv to validate
24792 (number_of_iterations_cond): Add loop parameter. Determine bounds
24793 on the difference of the extremes of the control iv. Add dumps.
24794 (expand_simple_operations): Handle phi nodes.
24795 (simplify_using_initial_conditions): Do not record used conditions.
24796 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
24797 Do not set additional_info.
24798 (implies_nonnegative_p, implies_ge_p): Removed.
24799 (derive_constant_upper_bound): Do not use parameter `additional'.
24800 (record_estimate): Parameter `additional' removed. Parameter
24801 `i_bound' added. Do not call derive_constant_upper_bound.
24802 (record_nonwrapping_iv): Use derive_constant_upper_bound to
24803 bound the number of iterations estimate.
24804 (estimate_numbers_of_iterations_loop): Pass the estimate from
24805 the number of iterations analysis to record_estimate.
24806 * tree.h (multiple_of_p): Declare.
24807 * tree-scalar-evolution.c (expression_expensive_p): Removed.
24808 (scev_const_prop): Do not check expression_expensive_p.
24809 * fold-const.c (multiple_of_p): Exported.
24810 * double-int.c (double_int_mask): Exported.
24811 * double-int.h (double_int_mask): Declare.
24812 * tree-flow.h (struct tree_niter_desc): Removed additional_info
24813 field. Added max field.
24815 2007-03-13 David Taylor <taylor@candd.org>
24818 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
24821 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24824 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
24825 two unamed patterns.
24827 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
24829 * config/i386/i386.opt (mcx16, msahf): New options.
24830 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
24831 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
24833 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
24834 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
24835 Output -mcx16 and -msahf options when corresponding bit is set.
24837 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
24838 and -msahf options.
24840 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
24842 * configure.ac: Test for assembler tolerance to # 0 "".
24843 * configure, config.in: Rebuilt.
24844 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
24846 2007-03-13 Geoffrey Keating <geoffk@apple.com>
24848 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
24850 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
24851 (handle_syscall): Handle direct system calls.
24852 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
24854 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
24856 * doc/invoke.texi: Fix cpp.info cross-reference.
24857 * doc/passes.texi: Fix gcc.info cross-reference.
24859 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
24861 PR tree-optimization/30835
24862 * lambda-code.c (can_convert_to_perfect_nest): Check whether
24863 bb_for_stmt is not NULL before accessing it.
24865 2007-03-12 Joseph Myers <joseph@codesourcery.com>
24867 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
24870 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
24873 * doc/install.texi: Document --enable-stage1-languages
24875 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
24877 * tree-pass.h (pass_into_cfg_layout_mode,
24878 pass_outof_cfg_layout_mode): Declare.
24879 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
24880 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
24881 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
24882 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
24884 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
24886 * c-decl.c (warn_variable_length_array): New function.
24887 Refactored from grokdeclarator to handle warn_vla
24888 and handle unnamed array case.
24889 (grokdeclarator): Refactored VLA warning case.
24890 * c.opt (Wvla): New flag.
24891 * doc/invoke.texi (Wvla): New warning.
24893 2007-03-12 Richard Henderson <rth@redhat.com>
24895 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
24896 (TARGET_SECTION_TYPE_FLAGS): New.
24898 2007-03-12 Richard Henderson <rth@redhat.com>
24900 * config/darwin.c (machopic_reloc_rw_mask): New.
24901 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
24902 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
24904 2007-03-12 Mark Mitchell <mark@codesourcery.com>
24906 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
24907 * cppdefault.h (cpp_PREFIX): Document.
24908 (cpp_PREFIX_len): Likewise.
24909 (cpp_EXEC_PREFIX): New variable.
24910 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
24911 * c-incpath.c (add_standard_paths): Correct logic for relocating
24912 paths within prefix.
24914 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
24916 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
24917 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
24919 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
24920 fix_truncdfdi_sse using SSEMODEF mode macro.
24921 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
24922 fix_truncdfsi_sse using SSEMODEF mode macro.
24923 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
24924 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
24926 2007-03-12 Richard Sandiford <richard@codesourcery.com>
24928 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
24929 elfos.h to tm_file.
24931 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
24933 * tree.h : Add multiple_of_p declaration.
24934 * fold-const.c (multiple_of_p): Make multiple_of_p public.
24935 * ipa-type-escape.c (results_of_malloc): Redundant.
24936 (visited_stmts): New. Visited stmt for walk_use_def_chains.
24937 (cast_type): Extended with new members.
24938 (check_cast): Returns cast_type.
24939 (cast): New structure for data of walk_use_def_chains.
24940 (is_malloc_result, is_cast_from_non_pointer_1,
24941 is_cast_from_non_pointer,
24942 is_array_access_through_pointer_and_index): New functions.
24943 (look_for_casts): Returns cast types.
24944 (check_call): Returns void.
24945 (okay_pointer_operation): Use support of pointer plus index,
24946 pointer plus constant and allow all multiplications.
24948 2007-03-11 Richard Guenther <rguenther@suse.de>
24950 PR tree-optimization/31115
24951 * tree-vrp.c (extract_range_from_binary_expr): Make sure
24952 the shift count is positive and non-anti-range for RSHIFT_EXPR.
24953 A shift count of zero is not special as with *_DIV_EXPR.
24954 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
24957 2007-03-11 Ian Lance Taylor <iant@google.com>
24959 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
24960 the *_DIV_EXPR codes correctly with overflow infinities.
24962 2007-03-11 Ira Rosen <irar@il.ibm.com>
24964 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
24965 indicate success/failure of the analysis. Add negation to subtrahend
24966 in case of subtraction. Fail if both operands contain constants.
24967 (create_data_ref): Fail if analyze_offset fails.
24969 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
24971 * config/i386/i386.md (frndintxf2): Rename to ...
24972 (rintxf2): ... this. Remove expander having same name.
24973 (rintsf2, rintdf2): Implement using SSEMODEF macro.
24974 (roundsf2, rounddf2): Ditto.
24975 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
24976 (lround<mode>di2, lround<mode>si2): Ditto.
24978 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
24980 * lower-subreg.c: Include except.h.
24981 (decompose_multiword_subregs): Verify that the only control flow
24982 insns we can split are loads to multi-words pseudos.
24983 Handle breaking such blocks after splitting, instead of calling
24984 find_many_sub_basic_blocks.
24986 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
24987 on the new basic block. Add a lengthy comment explaining why we
24988 thought this was necessary.
24989 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
24991 2007-03-10 Mark Mitchell <mark@codesourcery.com>
24994 * tree.c (walk_type_fields): Recurse into the element type of
24995 ARRAY_TYPEs if there is a pointer set.
24997 2007-03-10 Dirk Mueller <dmueller@suse.de>
24999 * c-common.c (warn_logical_operator): Fix condition.
25001 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
25003 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
25005 * config/darwin.c (machopic_select_section): Remove superfluous
25006 argument in call to categorize_decl_for_section. Remove unused
25009 2007-03-10 Joseph Myers <joseph@codesourcery.com>
25011 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
25013 * configure: Regenerate.
25015 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
25018 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
25019 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
25020 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
25021 Add LABEL_NUSES to emitted label.
25022 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
25023 branch probability value to emitted jump insn.
25024 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
25025 Do not check life information and do not re-arrange input operands
25026 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
25028 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25030 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
25031 the change of decode_asm_operands.
25033 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
25035 * mode-switching.c (create_pre_exit): Skip blockage insn.
25037 2007-03-09 Diego Novillo <dnovillo@redhat.com>
25039 * tree-pass.h (TODO_update_smt_usage): Remove.
25041 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
25045 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25047 * pa.c (attr_length_call): Revise condition for long
25048 pc-relative branch.
25049 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
25050 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
25051 sequence on SOM target.
25053 2007-03-09 Geoffrey Keating <geoffk@apple.com>
25055 * gcc.c: Document %{, in big comment at top.
25056 (input_suffix_matches): Remove special handling for .s and
25058 (input_spec_matches): New.
25059 (handle_braces): Handle %{,.
25060 (validate_switches): ',' indicates a value which is not a switch.
25061 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
25062 to detect assembler input.
25063 * config/i386/sol2.h (CPP_SPEC): Likewise.
25064 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
25065 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
25066 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
25067 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
25068 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
25069 -m64 causes deployment target to default to 10.5.
25070 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
25072 2007-03-09 Richard Henderson <rth@redhat.com>
25075 * target.h (targetm.asm.out.reloc_rw_mask): New.
25076 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
25077 (TARGET_ASM_OUT): Use it.
25078 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
25079 * varasm.c (categorize_decl_for_section): Remove shlib argument;
25080 use the new reloc_rw_mask target hook instead.
25081 (default_section_type_flags_1): Merge into...
25082 (default_section_type_flags): ... here.
25083 (decl_readonly_section_1): Merge into...
25084 (decl_readonly_section): ... here.
25085 (default_elf_select_section_1): Merge into...
25086 (default_elf_select_section): ... here.
25087 (default_unique_section_1): Merge into...
25088 (default_unique_section): ... here.
25089 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
25090 (default_select_rtx_section): Use it.
25091 (default_elf_select_rtx_section): Likewise.
25092 * output.h: Update to match.
25093 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
25094 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
25095 (TARGET_ASM_RELOC_RW_MASK): New.
25096 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
25097 to categorize_decl_for_section.
25098 (x86_64_elf_unique_section): Likewise.
25099 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
25100 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
25101 (TARGET_ASM_RELOC_RW_MASK): New.
25102 * config/ia64/ia64.c (ia64_rwreloc_select_section,
25103 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
25104 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
25105 (TARGET_RWRELOC): Remove.
25106 (ia64_section_type_flags): Adjust call to default_section_type_flags.
25107 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25108 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
25109 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
25110 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
25111 (rs6000_xcoff_select_section): Use decl_readonly_section.
25112 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
25113 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
25114 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
25115 (TARGET_SECTION_TYPE_FLAGS): Remove.
25116 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
25118 2007-03-09 Roger Sayle <roger@eyesopen.com>
25120 * fold-const.c (fold_comparison): Remove compile-time evaluation of
25121 complex constant equality/inequality comparisons for here.
25122 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
25123 known at compile-time or can be simplified to a scalar comparison.
25124 (fold_relational_const): Move compile-time evaluation of complex
25125 constant equality/inequality comparisons to here.
25127 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25129 PR rtl-optimization/30643
25130 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
25132 (fold_rtx): Recurse, like before 2006-11-03.
25134 2007-03-09 DJ Delorie <dj@redhat.com>
25136 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
25139 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
25141 PR tree-optimization/30375
25142 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
25143 LHS of statements is not the same.
25144 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
25146 2007-03-09 Chao-ying Fu <fu@mips.com>
25148 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
25150 * doc/invoke.texi (-mdspr2): Document new option.
25151 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
25152 New unspec for DSP REV 2.
25153 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
25154 these instructions are extended in DSP REV 2.
25155 (mips-dspr2.md): Include.
25156 * config/mips/mips.opt (mdspr2): New option.
25157 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
25158 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
25159 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
25160 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
25161 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
25162 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
25163 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
25165 (bdesc_map): Add one field of unsupported_target_flags.
25166 (bdesc_arrays): Update entries to have extra fields. Add
25168 (mips_init_builtins): Initialize new function types.
25169 Check unsupported_target_fileds to filter out builtins.
25170 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
25172 (ASM_SPEC): Pass mdspr2 to the assembler.
25173 * config/mips/mips-dspr2.md: New file.
25175 2007-03-09 Sa Liu <saliu@de.ibm.com>
25177 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
25179 2007-03-09 Ian Lance Taylor <iant@google.com>
25181 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
25182 argument) like -Wstrict-overflow=2.
25183 * doc/invoke.texi (Warning Options): Update documentation.
25185 2007-03-09 Dirk Mueller <dmueller@suse.de>
25188 * doc/invoke.texi (-Wlogical-op): Document.
25189 * common.opt (-Wlogical-op): New.
25190 * c-common.h (warn_logical_operator): Declare.
25191 * c-common.c (warn_logical_operator): Define.
25192 * c-typeck.c (parser_build_binary_op): Call
25193 warn_logical_operator.
25195 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25197 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
25198 * final.c (final_scan_insn): Test for non-"" file name.
25200 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
25202 * doc/loop.texi: Document the Omega linear constraints solver.
25203 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
25204 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
25205 omega-hash-table-size, omega-max-keys, and
25206 omega-eliminate-redundant-constraints.
25207 * tree-pass.h (pass_check_data_deps): Declared.
25210 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
25211 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
25212 pass_check_data_deps): New.
25213 * tree-data-ref.c (init_data_ref): Remove declaration.
25214 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
25215 (analyze_array): Renamed init_array_ref, move up initializations.
25216 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
25217 Removed arguments that are set to NULL.
25218 (analyze_indirect_ref): Correct indentation, correct call to
25220 (object_analysis): Call init_array_ref instead of analyze_array.
25221 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
25222 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
25223 of DR_ACCESS_FNS_ADDR.
25224 (init_omega_eq_with_af, omega_extract_distance_vectors,
25225 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
25226 ddr_consistent_p): New.
25227 (compute_affine_dependence): Check consistency of ddrs when
25228 flag_check_data_deps is passed.
25229 (analyze_all_data_dependences): Uncomment.
25230 (tree_check_data_deps): New.
25231 * tree-data-ref.h: Include omega.h.
25232 (DR_ACCESS_FNS_ADDR): Removed.
25233 (data_dependence_relation): Add inner_loop.
25234 (DDR_INNER_LOOP): New.
25235 * common.opt (fcheck-data-deps): New.
25236 * tree-flow.h (tree_check_data_deps): Declare.
25237 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
25238 (OBJS-common): Depend on omega.o.
25240 * passes.c (pass_check_data_deps): Scheduled.
25241 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
25242 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
25243 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
25244 PARAM_VECT_MAX_VERSION_CHECKS,
25245 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
25247 2007-03-09 Richard Guenther <rguenther@suse.de>
25249 PR tree-optimization/30904
25250 PR middle-end/31058
25251 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
25252 the same way as *_DIV_EXPR.
25254 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25256 * recog.c (decode_asm_operands): No mixed declarations and code.
25258 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
25260 * rtl.def (ASM_INPUT): Add location.
25261 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
25262 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
25263 (decode_asm_operands): Add loc operand.
25264 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
25265 * stmt.c (expand_asm): Rename to...
25266 (expand_asm_loc): ... this. Add locus argument. Pass it on to
25267 gen_rtx_ASM_INPUT_loc.
25268 (expand_asm_expr): Adjust.
25269 * recog.c (decode_asm_operands): Add loc operand.
25270 (check_asm_operands, extract_insn): Adjust.
25271 * reload1.c (maybe_fix_stack_asms): Likewise.
25272 * final.c (asm_insn_count): Likewise.
25273 (final_scan_insn): Output # line before and after asm.
25275 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
25277 * tree-ssa-structalias.c (variable_info): Remove
25279 (new_var_info): Ditto.
25280 (shared_bitmap_info_t): New structure.
25281 (shared_bitmap_table): New variable.
25282 (shared_bitmap_hash): New function.
25283 (shared_bitmap_eq): Ditto
25284 (shared_bitmap_lookup): Ditto.
25285 (shared_bitmap_add): Ditto.
25286 (merge_smts_into): Change to take bitmap directly.
25287 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
25288 (init_alias_vars): Init shared bitmap hashtable.
25289 (delete_points_to_sets): Delete shared bitmap hashtable.
25290 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
25291 is_aliased removal as a change that was still necessary was
25294 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
25296 * config/i386/i386.h (override_options): Conditionally disable
25297 x86_sahf for 64bit targets only.
25299 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
25302 * c-decl.c (merge_decls): Don't call make_var_volatile.
25303 * varasm.c (make_var_volatile): Remove.
25304 * output.h (make_var_volatile): Remove.
25306 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
25308 PR tree-optimization/31085
25309 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
25311 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25313 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
25314 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
25315 ATTR_CONST_NOTHROW_LIST.
25317 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25320 2007-03-08 Diego Novillo <dnovillo@redhat.com>
25322 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
25324 2007-03-08 Geoffrey Keating <geoffk@apple.com>
25327 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
25329 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
25330 passed, use shared libgcc.
25332 2007-03-08 Roger Sayle <roger@eyesopen.com>
25334 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
25335 instead of calling build2 with a GIMPLE_MODIFY_STMT.
25336 (honor_protect_cleanup_actions, lower_try_finally_switch):
25338 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
25339 ifc_temp_var): Likewise.
25340 * tree-inline.c (setup_one_parameter): Likewise.
25341 * tree-mudflap.c (mf_decl_cache_locals,
25342 mf_build_check_statement_for): Likewise.
25343 * tree-nested.c (init_tmp_var, save_tmp_var,
25344 finalize_nesting_tree_1): Likewise.
25345 * tree-outof-ssa.c (insert_copy_on_edge,
25346 insert_backedge_copies): Likewise.
25347 * tree-profile.c (tree_gen_edge_profiler,
25348 tree_gen_ic_profiler): Likewise.
25349 * tree-scalar-evolution.c (scev_const_prop): Likewise.
25350 * tree-sra.c (sra_build_assignment): Likewise.
25351 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
25352 * tree-ssa-math-opts.c (insert_reciprocals,
25353 execute_cse_sincos_1): Likewise.
25354 * tree-tailcall.c (adjust_accumulator_values,
25355 adjust_return_value): Likewise.
25356 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
25357 * tree-vect-transform.c (vect_create_data_ref_ptr,
25358 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
25359 vect_create_epilog_for_reduction, vectorizable_reduction,
25360 vectorizable_call, vectorizable_conversion,
25361 vectorizable_assignment, vectorizable_operation,
25362 vectorizable_type_demotion, vect_gen_widened_results_half,
25363 vect_permute_store_chain, vectorizable_store,
25364 vect_setup_realignment, vect_permute_load_chain,
25365 vectorizable_load, vectorizable_condition,
25366 vect_create_cond_for_align_checks): Likewise.
25367 * tree-vrp.c (build_assert_expr_for): Likewise.
25369 2007-03-08 Ian Lance Taylor <iant@google.com>
25371 * tree-vrp.c: Include "intl.h".
25372 (usable_range_p): New static function.
25373 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
25374 overflowed values, juts set *strict_overflow_p.
25375 (compare_values): Only return -2 if one of the operands is not a
25377 (compare_ranges): Call usable_range_p.
25378 (compare_range_with_value): Likewise.
25379 (vrp_evaluate_conditional_warnv): Rename from
25380 vrp_evaluate_conditional. Make static. Change all callers.
25381 (vrp_evaluate_conditional): New function.
25382 (simplify_div_or_mod_using_ranges): Issue warning about reliance
25383 on signed overflow.
25384 (simplify_abs_using_ranges): Likewise.
25385 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
25386 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
25387 within_stmt parameter.
25388 * tree-ssa-propagate.c (fold_predicate_in): Update call to
25389 vrp_evaluate_conditional.
25390 * tree-ssa-threadedge.c
25391 (record_temporary_equivalences_from_stmts_at_dest): Change
25392 simplify parameter to take a second tree parameter.
25393 (simplify_control_stmt_condition): Likewise.
25394 (thread_across_edge): Likewise.
25395 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
25396 (thread_across_edge): Likewise.
25397 * Makefile.in (tree-vrp.o): Depend upon intl.h.
25399 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
25401 * config/i386/i386.h (TARGET_SAHF): New define.
25402 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
25403 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
25404 (x86_sahf): New global variable.
25405 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
25406 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
25407 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
25408 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
25410 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
25411 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
25412 when expanding fcomi/sahf based tests.
25413 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
25414 expanding sahf based alternative. Emit sahf based sequence when
25415 optimizing for code size.
25416 * config/i386/i386.md (x86_sahf_1): Do not disable for
25417 TARGET_64BIT, enable for TARGET_SAHF.
25419 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
25421 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
25422 spurious whitespace from error message.
25424 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
25427 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
25429 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
25431 * c-decl.c (grokdeclarator): Disable warnings for anonymous
25433 * tree-sra.c (instantiate_element): Propagate disabled warnings
25434 from the element itself to the created variable.
25436 2007-03-07 Richard Henderson <rth@redhat.com>
25439 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
25440 silently fix up the stack in the case of a missing register.
25442 2007-03-07 Paul Brook <paul@codesourcery.com>
25444 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
25446 2007-03-07 Joseph Myers <joseph@codesourcery.com>
25448 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
25450 (phase1_vrs): Use them.
25451 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
25452 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
25453 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
25454 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
25455 __gnu_Unwind_Restore_WMMXC if required.
25456 (_Unwind_VRS_Pop): Implement iWMMXt support.
25457 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
25458 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
25459 gnu_Unwind_Save_WMMXC): Define.
25461 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25463 * config/vxworks.h (vxworks_override_options): Declare.
25464 (VXWORKS_OVERRIDE_OPTIONS): Use it.
25465 * config/vxworks.c: Include target.h and toplev.h.
25466 (vxworks_override_options): New function.
25467 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
25469 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
25471 * config/s390/s390.c (override_options): Don't emit an error when
25472 -mstack-size is used without providing -mstack-guard.
25473 (s390_emit_prologue): Choose stack_guard value automatically if not
25474 provided via command line.
25475 * doc/invoke.texi: Adjust description of -mstack-guard and
25478 2007-03-07 Richard Sandiford <richard@codesourcery.com>
25480 * config/i386/i386.c (output_set_got): Add a GOT initialization
25481 sequence for VxWorks PIC.
25482 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
25483 around labels as well as symbols. Use gotoff_operand instead
25484 of local_symbolic_operand.
25485 (legitimize_pic_address): Use gotoff_operand instead of
25486 local_symbolic_operand. Use @GOT accesses for labels as
25488 (ix86_output_addr_diff_elt): Use PC-relative rather than
25489 GP-relative offsets for VxWorks PIC.
25490 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
25491 no_new_pseudos. Check whether the returned register is op0.
25492 * config/i386/i386.md (tablejump): Use PC-relative rather than
25493 GP-relative offsets for VxWorks PIC.
25494 * config/i386/predicates.md (gotoff_operand): New predicate.
25496 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25498 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
25500 * config/vxworks-dummy.h: New file.
25501 * config/i386/i386.h: Include it.
25503 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
25505 * dwarf2out.c (is_inlined_entry_point): New
25506 (add_high_low_attributes): Emit DW_AT_entry_pc along with
25507 DW_AT_ranges if the first subblock is the entry point.
25509 2007-03-06 David Daney <ddaney@avtrex.com>
25511 * doc/install.texi (mips-*-*): Change recommended binutils
25514 2007-03-06 Anatoly Sokolov <aesok@post.ru>
25516 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
25517 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
25519 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25520 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
25522 2007-03-06 Jan Hubicka <jh@suse.cz>
25524 * errors.h (warning, error, fatal, internal_error): Mark as cold.
25525 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
25527 (probably_cold_bb_p): Cold functions are cold.
25528 (probably_never_executed_bb_p): Cold functions are cold.
25529 (tree_bb_level_predictions): Predict calls to cold functions as not
25531 (compute_function_frequency): Check hot/cold attributes.
25532 * function.h (function_frequency): Update comments.
25533 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
25534 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
25535 (c_common_att): Add cold and hot.
25537 * doc/extend.texi (hot,cold attributes): Document.
25539 2007-03-06 Andrew Haley <aph@redhat.com>
25541 * function.c (expand_function_end): Move blockage to just after we
25542 emit the label for the naked return from the function.
25544 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25546 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
25549 2007-03-06 Jan Hubicka <jh@suse.cz>
25551 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
25552 loaded for constant large models. Non-large 64bit PIC can do.
25553 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
25554 * cmodel.h: Add LARGE PIC.
25555 * i386.md (UNSPEC_PLTOFF): New.
25556 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
25558 (*call_1_rex64): Disable for large models.
25559 (*call_1_rex64_large): New.
25560 (*call_value_1_rex64): Disable for large models.
25561 (*call_value_1_rex64_large): New.
25562 (set_rip_rex4): New.
25563 (set_got_offset_rex64): New.
25564 * predicates.md (constant_call_address_operand): For large model
25565 constant calls are not possible.
25566 * i386-protos.h (construct_plt_address): Declare.
25567 * i386.c (override_options): Accept large models.
25568 (ix86_expand_prologue): Expand large PIC GOT pointer load.
25569 (legitimate_constant_p): Add new UNSPECs.
25570 (legitimate_pic_operand_p): Likewise.
25571 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
25572 (legitimize_pic_address): Do easy RIP relative way for TLS only for
25574 (output_pic_addr_const): Add PLTOFF.
25575 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
25576 (ix86_expand_move): Legitimize pic address when in PIC mode.
25577 (construct_plt_address): New function.
25578 (ix86_expand_call): Offload the address to register and use GOT
25579 pointer for large model.
25580 * invoke.texi (mcmodel=large): Update documentation.
25582 2007-03-06 Richard Henderson <rth@redhat.com>
25584 * config/i386/i386.c (x86_use_leave, x86_push_memory,
25585 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
25586 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
25587 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
25588 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
25589 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
25590 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
25591 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
25592 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
25593 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
25594 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25595 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
25596 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25597 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25598 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
25599 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
25600 x86_schedule, x86_use_bt, x86_pad_returns,
25601 x86_use_xchgb): Merge into ...
25602 (ix86_tune_features): ... here. New array.
25603 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25604 x86_bswap): Merge into ...
25605 (ix86_arch_features): ... here. New array.
25606 (x86_3dnow_a): Remove.
25607 (x86_accumulate_outgoing_args): Make static.
25608 (x86_arch_always_fancy_math_387): Make static.
25609 (ix86_tune_mask, ix86_arch_mask): Move ...
25610 (override_options): ... to local variables here. Apply the
25611 appropriate mask to each element of ix86_arch_features and
25612 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
25613 as were done in the old macros.
25614 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
25615 * config/i386/i386.h (x86_use_leave, x86_push_memory,
25616 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
25617 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
25618 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
25619 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
25620 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
25621 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
25622 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
25623 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
25624 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
25625 x86_partial_reg_dependency, x86_memory_mismatch_stall,
25626 x86_accumulate_outgoing_args, x86_prologue_using_move,
25627 x86_epilogue_using_move, x86_decompose_lea,
25628 x86_arch_always_fancy_math_387, x86_shift1,
25629 x86_sse_partial_reg_dependency, x86_sse_split_regs,
25630 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
25631 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
25632 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
25633 x86_use_incdec, x86_pad_returns, x86_bswap,
25634 x86_partial_flag_reg_stall): Remove.
25635 (enum ix86_tune_indices): New.
25636 (ix86_tune_features): New.
25637 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
25638 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
25639 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
25640 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
25641 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
25642 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
25643 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
25644 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
25645 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
25646 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
25647 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
25648 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
25649 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
25650 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
25651 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
25652 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
25653 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
25654 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
25655 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
25656 TARGET_EXT_80387_CONSTANTS): Use it.
25657 (enum ix86_arch_indices): New.
25658 (ix86_arch_features): New.
25659 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
25660 TARGET_BSWAP): Use it.
25661 (ix86_tune_mask, ix86_arch_mask): Remove.
25663 2007-03-06 Joseph Myers <joseph@codesourcery.com>
25666 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
25667 Define using $${sysroot_headers_suffix}.
25668 * configure: Regenerate.
25669 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
25670 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
25672 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
25673 * gcc.c (print_sysroot_headers_suffix): New.
25674 (option_map): Include --print-sysroot-headers-suffix.
25675 (display_help): Mention -print-sysroot-headers-suffix.
25676 (process_command): Handle -print-sysroot-headers-suffix.
25677 (do_spec_1): Append multilib directory to include-fixed path if
25678 sysroot suffixes in use.
25679 (main): Handle -print-sysroot-headers-suffix.
25680 * Makefile.in (start.encap): Don't depend on xlimits.h
25681 (xlimits.h): Remove.
25682 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
25683 limits.h for each multilib in fixinc_list.
25684 (fixinc_list, s-fixinc_list): New.
25685 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
25686 generate them for each multilib in fixinc_list.
25687 (stmp-fixproto): Use include-fixed. Run fixproto for each
25688 multilib in fixinc_list.
25689 (mostlyclean): Don't remove xlimits.h.
25690 (clean): Remove include-fixed.
25691 (real-install-headers-tar, real-install-headers-cpio,
25692 real-install-headers-cp): Don't copy include, only include-fixed.
25693 (install-mkheaders): Depend on fixinc_list. Don't depend on
25694 xlimits.h. Save limits.h files for each multilib in fixinc_list.
25695 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
25696 SYSTEM_HEADER_DIR setting in mkheaders.conf.
25698 2007-03-06 Jan Hubicka <jh@suse.cz>
25700 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
25703 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25705 * configure.ac: Allow tm_file to contain build-directory files.
25706 * configure: Regenerate.
25707 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
25708 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
25709 * config/m68k/print-sysroot-suffix.sh: New file.
25711 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25713 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
25714 of pic_offset_table_rtx if reload_completed.
25715 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
25716 PIC_OFFSET_TABLE_REGNUM.
25717 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
25719 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
25720 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
25722 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25724 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25725 functions that call eh_return.
25727 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25729 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
25730 functions that need a constant pool.
25732 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25735 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
25736 (m68k_preferred_reload_class): Likewise.
25737 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
25738 (SECONDARY_RELOAD_CLASS): Define.
25739 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
25740 (LIMIT_RELOAD_CLASS): Delete.
25741 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
25742 registers from storing bytes.
25743 (m68k_secondary_reload_class): New function.
25744 (m68k_preferred_reload_class): Likewise.
25746 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25748 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
25750 (m68k_expand_prologue): Likewise.
25752 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25754 * config/m68k/m68k-protos.h (output_sibcall): Declare.
25755 (mips_expand_epilogue): Add a bool parameter.
25756 (m68k_legitimize_sibcall_address): Declare.
25757 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
25758 (m68k_expand_epilogue): Add a parameter to select between sibling
25759 and normal epilogues. Only generate a return for the latter.
25760 (m68k_ok_for_sibcall_p): New function.
25761 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
25762 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
25763 (sibcall_value, *sibcall_value): Likewise.
25764 (*call, *call_value): Require !SIBLING_CALL_P.
25765 (epilogue): Update call to m68k_expand_epilogue.
25766 (sibcall_epilogue): New pattern.
25767 * config/m68k/predicates.md (const_call_operand): Say that this
25768 predicate applies to sibling calls too.
25769 (sibcall_operand): New predicate.
25771 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25773 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
25774 alternatives as movsi_cf.
25775 (movsf_cf_hard): Add commentary.
25777 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
25778 Richard Sandiford <richard@codesourcery.com>
25780 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
25781 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
25782 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
25783 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
25784 as being live on exit from an interrupt function.
25785 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
25786 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
25787 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
25788 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
25789 (m68k_interrupt_function_p): Globalize.
25790 (m68k_compute_frame_layout): Remove reverse mask code.
25791 (m68k_emit_movem, m68k_set_frame_related): New functions.
25792 (m68k_output_function_prologue): Delete in favor of...
25793 (m68k_expand_prologue): ...this new function.
25794 (m68k_output_function_epilogue): Delete in favor of...
25795 (m68k_expand_epilogue): ...this new function.
25796 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
25798 (print_operand): Handle %?.
25799 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
25800 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
25801 (prologue, epilogue): New patterns.
25802 (return): Turn into a define_expand.
25803 (*return): New pattern, derived from old "return" pattern. Use rte
25804 rather than rts for interrupt functions. Only use rtd if the pop
25806 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
25807 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
25808 (link, *link, unlink, *unlink, load_got): Likewise.
25810 2007-03-06 Richard Sandiford <richard@codesourcery.com>
25814 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
25815 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
25816 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
25817 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
25818 and m68k_matches_u_p.
25819 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
25820 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
25821 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
25822 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
25823 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
25824 (REG_STRICT_P): New macro.
25825 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
25826 PCREL_GENERAL_OPERAND_OK.
25827 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
25828 m68k_legitimate_base_reg_p.
25829 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
25830 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
25831 (PIC_CASE_VECTOR_ADDRESS): Update comment.
25832 * config/m68k/m68k.c (m68k_address): New structure.
25833 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
25834 (m68k_decompose_index, m68k_legitimate_constant_address_p)
25835 (m68k_jump_table_ref_p, m68k_decompose_address)
25836 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
25837 (m68k_matches_u_p): New functions.
25838 (print_operand_address): Rewrite to use m68k_decompose_index.
25840 2007-03-05 David Taylor <dtaylor@emc.com>
25842 * gcc.c: Correct copyright date in --version output.
25844 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25846 * pa.md: In unamed move patterns, disparge copies between general
25847 and floating point registers using '?' modifier. Don't include 'f'
25848 constraint for register preferences in DImode, SImode, HImode and
25849 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
25850 Remove constraints for copies between general and floating registers
25851 in soft-float DFmode pattern.
25852 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
25856 2007-03-05 Mike Stump <mrs@apple.com>
25858 * c-common.c (targetcm): Add.
25859 * c-opts.c (c_common_handle_option): Handle language specific
25861 * opts.c (handle_option): Verify language for target options, if
25863 * opth-gen.awk: Add CL_LANG_ALL.
25864 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
25865 (TARGETCM_INITIALIZER): Add.
25866 * target.h (struct gcc_targetcm): Add.
25868 * targhooks.c (default_handle_c_option): Add.
25869 * targhooks.h (default_handle_c_option): Add.
25870 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
25872 * config/darwin.opt (iframework): Add.
25873 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
25874 * config/darwin-c.c (handle_c_option): Add.
25875 (TARGET_HANDLE_C_OPTION): Add.
25877 * doc/invoke.texi (Darwin Options): Add -iframework.
25879 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25881 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
25884 2007-03-05 Ian Lance Taylor <iant@google.com>
25886 * c.opt (fgnu89-inline): New option.
25887 * c-opts.c (c_common_post_options): Set default value for
25889 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
25890 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
25892 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
25893 (grokdeclarator, start_function): Likewise.
25894 * c-cppbuiltin.c (c_cpp_builtins): Define either
25895 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
25896 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
25897 (C Dialect Options): Document -fgnu89-inline.
25898 * doc/extend.texi (Function Attributes): Explain what the
25899 gnu_inline attribute does.
25900 * doc/cpp.texi (Common Predefined Macros): Document
25901 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
25903 2007-03-05 Ian Lance Taylor <iant@google.com>
25905 PR tree-optimization/31034
25906 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
25907 half-range if the other side is an overflow infinity.
25909 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25911 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
25912 (bfin*-linux-uclibc*): New configuration.
25913 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
25915 * config/bfin/linux.h: New file.
25916 * config/bfin/libgcc-bfin.ver: New file.
25917 * config/bfin/t-bfin-uclinux: New file.
25918 * config/bfin/t-bfin-linux: New file.
25919 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
25920 (TARGET_OS_CPP_BUILTINS): New macro.
25922 2007-03-05 Richard Guenther <rguenther@suse.de>
25924 * fold-const.c (fold_binary): Remove duplicate folding
25925 of comparison of non-null ADDR_EXPR against null.
25927 2007-03-05 Richard Guenther <rguenther@suse.de>
25928 Dorit Nuzman <dorit@il.ibm.com>
25930 PR tree-optimization/26420
25931 * tree-vectorizer.c (vectorize_loops): Bail out early if there
25932 are no loops in the function. Only print the number of
25933 vectorized loops if it is greater than zero or we are supposed
25934 to print information about unvectorized loops.
25936 2007-03-05 Revital Eres <eres@il.ibm.com>
25938 * gcc.dg/var-expand1.c: New test.
25939 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
25940 when an accumulator is expanded.
25942 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25945 * c-common.c (convert_and_check): Don't give warnings for
25946 conversion if 'expr' already overflowed.
25948 2007-03-04 Roger Sayle <roger@eyesopen.com>
25950 PR middle-end/30744
25951 * fold-const.c (fold_comparison): Enforce type consistency when
25952 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
25954 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
25956 * tree-ssa-address.c (create_mem_ref): Do not put an expression
25957 containing a cast to the base of TARGET_MEM_REF.
25959 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
25961 * tree.c (tree_contains_struct_check_failed): Remove spurious
25962 whitespace from error message.
25964 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
25967 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
25968 instead of precision.
25970 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
25971 Nathan Sidwell <nathan@codesourcery.com>
25973 * emit-rtl.c (find_auto_inc): New.
25974 (try_split): recreate REG_INC notes,
25975 Use regular for loops rather than whiles.
25977 2007-03-03 Andreas Schwab <schwab@suse.de>
25979 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
25980 * configure: Regenerate.
25982 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25984 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
25985 flag_rounding_math, not flag_unsafe_math_optimizations.
25987 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
25989 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
25990 alpha_fold_vector_minmax): Likewise.
25991 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
25992 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
25994 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25996 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
25997 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
25998 if the lhs has side-effects.
25999 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
26001 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26003 * config/i386/i386.h (TUNEMASK): Remove define.
26004 (ARCHMASK): Remove define.
26005 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
26006 Use ix86_arch_mask variable instead of ARCHMASK.
26007 * config/i386/i386.c (override_options): Ditto.
26008 (standard_80387_constant_p): Ditto.
26010 2007-03-02 Ian Lance Taylor <iant@google.com>
26012 Used signed infinities in VRP.
26013 * tree-vrp.c (uses_overflow_infinity): New static function.
26014 (supports_overflow_infinity): New static function.
26015 (make_overflow_infinity): New static function.
26016 (negative_overflow_infinity): New static function.
26017 (positive_overflow_infinity): New static function.
26018 (is_negative_overflow_infinity): New static function.
26019 (is_positive_overflow_infinity): New static function.
26020 (is_overflow_infinity): New static function.
26021 (overflow_infinity_range_p): New static function.
26022 (compare_values_warnv): New function split out of compare_values.
26023 (compare_value): Call it.
26024 (set_value_range_to_nonnegative): Add overflow_infinity
26025 parameter. Change caller.
26026 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
26028 (vrp_expr_computes_nonzero): Likewise.
26029 (compare_ranges, compare_range_with_value): Likewise.
26030 (compare_name_with_value, compare_names): Likewise.
26031 (vrp_evaluate_conditional): Likewise.
26032 (set_value_range): Handle infinity
26033 (vrp_operand_equal_p, operand_less_p): Likewise.
26034 (extract_range_from_assert): Likewise.
26035 (vrp_int_const_binop): Likewise.
26036 (extract_range_from_binary_expr): Likewise.
26037 (extract_range_from_unary_expr): Likewise.
26038 (extract_range_from_comparison): Likewise.
26039 (extract_range_from_expr): Likewise.
26040 (dump_value_range): Likewise.
26041 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
26042 (test_for_singularity): Likewise.
26043 (vrp_int_const_binop): Remove inline qualifier.
26044 (adjust_range_with_scev): Add comment.
26045 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
26047 2007-03-02 Diego Novillo <dnovillo@redhat.com>
26049 * tree-ssa-structalias.c (could_have_pointers): Tidy.
26050 (get_constraint_for): Likewise.
26051 (do_structure_copy): Likewise.
26052 (find_func_aliases): Fix references to MODIFY_EXPR.
26053 (intra_create_variable_infos): Tidy.
26054 * tree-ssa-operands.c (add_virtual_operand): Add argument
26056 When adding members of alias sets, if IS_CALL_SITE is true and
26057 the symbol is not call-clobbered, skip it.
26058 Adjust all callers.
26060 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
26062 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
26063 entry by means of emit_insn_at_entry.
26065 2007-03-02 Richard Henderson <rth@redhat.com>
26067 * expr.h (promoted_input_arg): Remove decl.
26068 * function.c (promoted_input_arg): Merge into ...
26069 * combine.c (setup_incoming_promotions): ... only caller.
26070 Rearrange to avoid double loop.
26072 2007-03-02 Ben Elliston <bje@au.ibm.com>
26073 Peter Bergner <bergner@vnet.ibm.com>
26074 Janis Johnson <janis187@us.ibm.com>
26076 * config/rs6000/dfp.md: New file.
26077 * config/rs6000/rs6000.md: Include dfp.md.
26078 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
26079 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
26080 and TDmode decimal float modes in FP registers.
26081 (num_insns_constant): Likewise.
26082 (rs6000_legitimate_offset_address_p): Likewise.
26083 (rs6000_legitimize_address): Likewise.
26084 (rs6000_legitimize_reload_address): Likewise.
26085 (rs6000_legitimate_address): Likewise.
26086 (rs6000_emit_move): Likewise.
26087 (function_arg_boundary): Likewise.
26088 (function_arg_advance): Likewise.
26089 (rs6000_darwin64_record_arg_recurse): Likewise.
26090 (function_arg): Likewise.
26091 (rs6000_gimplify_va_arg): Likewise.
26092 (rs6000_split_multireg_move): Likewise.
26093 (rs6000_output_function_epilogue): Likewise.
26094 (rs6000_output_function_epilogue): Likewise.
26095 (rs6000_register_move_cost): Likewise.
26096 (rs6000_function_value): Likewise.
26097 (rs6000_libcall_value): Likewise.
26099 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26101 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
26103 2007-03-02 Richard Sandiford <richard@codesourcery.com>
26105 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
26106 Use $MULTIDIR to choose between the kernel and RTP headers,
26107 and use $WIND_BASE and $WIND_USR to locate them.
26109 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26111 * config/i386/i386.c (override_options): Put initialization of
26112 ix86_tune_mask and ix86_arch_mask to the correct place.
26114 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
26115 Michael Meissner <michael.meissner@amd.com>
26118 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
26119 (ARCHMASK): Define.
26120 (TARGET_CMOVE): Use ARCHMASK.
26121 (TARGET_CMPXCHG): Ditto.
26122 (TARGET_CMPXCHG8B): Ditto.
26123 (TARGET_XADD): Ditto.
26124 (TARGET_BSWAP): Ditto.
26125 * config/i386/i386.c (ix86_tune_mask): New global variable.
26126 (ix86_arch_mask): Ditto.
26127 (override_options): Initialize ix86_tune_mask and
26128 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
26131 2007-03-02 Ben Elliston <bje@au.ibm.com>
26134 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
26136 2007-03-02 Joseph Myers <joseph@codesourcery.com>
26138 * target.h (init_dwarf_reg_sizes_extra): New target hook.
26139 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
26140 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
26141 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
26143 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
26144 rs6000_init_dwarf_reg_sizes_extra): New.
26145 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
26146 SPE register high parts.
26148 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
26150 * Makefile.in: Add install-pdf target as
26151 copied from automake v1.10 rules.
26152 * configure.ac: Add install-pdf to target list.
26153 * configure: Regenerate.
26155 2007-03-01 Paul Brook <paul@codesourcery.com>
26157 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
26158 modes to LDRD for DImode.
26159 (output_move_double): Fixup out of range ldrd/strd.
26160 (vfp_secondary_reload_class): Rename...
26161 (coproc_secondary_reload_class): ... to this. Add wb argument.
26162 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
26163 coproc_secondary_reload_class for CLASS_IWMMXT.
26164 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
26165 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
26167 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
26169 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
26170 unroll factor by the estimated number of iterations.
26171 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
26172 than prefetch latency.
26174 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
26175 decode_caches_intel, detect_caches_intel): New functions.
26176 (host_detect_local_cpu): Use detect_caches_amd and
26177 detect_caches_intel.
26179 2007-03-01 Richard Henderson <rth@redhat.com>
26181 * expr.c (emit_move_complex_push): Export.
26182 (emit_move_complex_parts): Split out from ...
26183 (emit_move_complex): ... here.
26184 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
26185 * config/i386/i386.md (movcdi): New.
26187 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
26189 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
26190 size of mode1 to check for tieable modes in MMX case.
26192 2007-03-01 Richard Sandiford <richard@codesourcery.com>
26194 * Makefile.in (rtlanal.o): Depend on tree.h.
26195 * rtl.h (offset_within_section_p, split_const): Declare.
26196 * rtlanal.c: Include tree.h.
26197 (offset_within_block_p): New function, taken from
26198 mips_offset_within_object_p.
26199 (split_const): New function, taken from mips_split_const.
26200 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
26202 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
26203 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
26204 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
26205 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
26206 (m68k_illegitimate_symbolic_constant_p): New function.
26207 * config/m68k/m68k.md (movsi): Remove misleading predicates.
26208 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
26209 symbolic constant that might be outside the symbol's section,
26210 move the symbol first and then add the offset.
26211 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
26213 * config/mips/mips.c (mips_split_const): Delete.
26214 (mips_offset_within_object_p): Delete.
26215 (mips_symbolic_constant_p): Use offset_within_section_p and
26216 split_const instead of mips_offset_within_object_p and
26218 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
26219 (mips_legitimize_const_move, print_operand_reloc)
26220 (mips_dangerous_for_la25_p): Use split_const instead of
26223 2007-02-28 Eric Christopher <echristo@apple.com>
26225 * Makefile.in (install-include-dir): Don't rm -rf include.
26227 2007-02-28 Richard Guenther <rguenther@suse.de>
26229 PR middle-end/30364
26230 * fold-const.c (fold_binary): Do not associate expressions
26231 with more than one variable for integer types that do not wrap.
26233 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
26235 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
26236 Delete, and replace with...
26237 (fold_builtin_call_array): This. Update callers to use it.
26238 * fold-const.c (fold_build_call_list): Delete, and replace with...
26239 (fold_build_call_array): This.
26240 (fold_build_call_list_initializer): Delete, and replace with...
26241 (fold_build_call_array_initializer): This.
26242 * tree.h: Update declarations to reflect above changes.
26244 * c-typeck.c (build_function_call): Store converted arguments
26245 in a stack-allocated array instead of building a list.
26246 (convert_arguments): Store arguments in the array passed in as an
26247 argument, and return the actual number of arguments.
26248 * c-format.c: (check_function_format): Pass arguments in an
26249 array instead of a list.
26250 * c-common.c (check_function_nonnull): Likewise.
26251 (check_function_sentinel): Likewise.
26252 (check_function_arguments): Likewise.
26253 * c-common.h: Update declarations to reflect above changes.
26255 2007-02-28 Jan Hubicka <jh@suse.cz>
26257 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
26258 PRED_NEGATIVE_RETURN): Update outcomes.
26260 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
26262 * calls.c (emit_library_call_value_1): Handle partial registers
26263 correctly when building up CALL_INSN_FUNCTION_USAGE.
26265 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26267 * pa/predicates.md (move_src_operand): Allow zero for mode.
26268 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
26271 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
26274 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
26275 *movv2df_internal): Enable pattern only for valid operand
26277 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
26278 tie only 128bit modes. For MMX registers, tie only 64bit modes.
26280 2007-02-27 Mike Stump <mrs@apple.com>
26282 * config/darwin-crt3.c: Avoid compilation when compiling for a
26285 2007-02-27 Joseph Myers <joseph@codesourcery.com>
26287 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
26289 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
26290 for fixed headers and limits.h.
26291 (install-include-dir, install-headers-tar, install-headers-cpio,
26292 install-headers-cp, real-install-headers-tar,
26293 real-install-headers-cpio, real-install-headers-cp): Handle
26294 include-fixed as well as include.
26295 (install-mkheaders): Don't install files that go only in include
26297 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
26298 from GCC_INCLUDE_DIR.
26299 * gcc.c (process_command): Remove special -BstageN/ handling.
26300 (do_spec_1): Add include-fixed directories.
26302 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26304 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
26306 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
26308 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
26311 2007-02-27 Mark Mitchell <mark@codesourcery.com>
26313 * c-common.c (get_priority): Add check for
26314 SUPPORTS_INIT_PRIORITY.
26316 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26318 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
26320 * config/bfin/bfin.c: Include "cfglayout.h".
26321 (MAX_LSETUP_DISTANCE): New macro.
26322 (struct loop_info): New members incoming, incoming_src and
26323 incoming_dest. Delete member predecessor.
26324 (length_for_loop): New function.
26325 (bfin_optimize_loop): Handle more different loop structures.
26326 (bfin_discover_loop): Rework detection of predecessor blocks by
26327 examining incoming edges.
26328 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
26330 (bfin_reorder_loops): New function.
26331 (bfin_reorg_loops): Use these three new functions.
26333 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
26334 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
26335 (CONSTRAINT_LEN): Add entry for 'q'.
26336 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
26337 Add 'q' constraints.
26338 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
26339 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
26341 * config/bfin/bfin.md (add_with_carry): New pattern.
26342 (s_or_u, su_optab, su_modifier): New code macros/attrs.
26343 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
26344 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
26345 support unsigned multiplies too. Removed incorrect commutativity from
26346 operand 1 constraint where appropriate.
26347 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
26349 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
26350 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
26352 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
26353 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
26354 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
26355 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
26356 usmulhisi_hh_huh): New patterns.
26358 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
26359 lshifthi3): Fix output template to use half reg for operand 2.
26361 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
26364 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
26366 2007-02-27 Andreas Schwab <schwab@suse.de>
26368 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
26370 2007-02-27 Jan Hubicka <jh@suse.cz>
26372 * predict.c (last_basic_block_p): Remove.
26373 (tree_estimate_probability): Update return heuristic for commonized
26376 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
26378 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
26380 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
26382 * doc/include/gcc-common.texi (versionsubtitle): New macro.
26383 * doc/cpp.texi: Standardize title page.
26384 * doc/cppinternals.texi: Likewise.
26385 * doc/gcc.texi: Standardize title page, remove version number
26386 from copyright page.
26387 * doc/gccint.texi: Likewise.
26388 * doc/install.texi: Standardize title page, add table of
26391 2007-02-26 Jan Hubicka <jh@suse.cz>
26393 * predict.def: Set outcomes according to more recent results.
26394 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
26395 Remove dead predictors.
26396 * predict.c (return_prediction): Fix pasto.
26398 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
26400 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
26401 change; avoid a memory leak when returning early.
26403 2007-02-26 Mark Mitchell <mark@codesourcery.com>
26405 * c-decl.c (static_ctors): Move to c-common.c.
26406 (static_dtors): Likewise.
26407 (finish_function): Use c_record_cdtor_fn.
26408 (build_cdtor): Move to c-common.c.
26409 (c_write_global_declarations): Use c_build_cdtor_fns.
26410 * c-common.h (static_ctors): Declare.
26411 (static_dtors): Likewise.
26412 (c_record_cdtor_fn): Likewise.
26413 (c_build_cdtor_fns): Likewise.
26414 * c-common.c (static_ctors): New variable.
26415 (static_dtors): Likewise.
26416 (c_record_cdtor_fn): New function.
26417 (build_cdtor): Move from c-decl.c
26418 (c_build_cdtor_fns): New function.
26420 * output.h (assemble_addr_to_section): Declare.
26421 (get_cdtor_priority_section): Likewise.
26422 * varasm.c (assemble_addr_to_section): New function.
26423 (get_cdtor_priority_section): Likewise.
26424 (default_named_section_asm_out_destructor): Use them.
26425 (destor_dtor_section_asm_out_destructor): Likewise.
26426 (default_named_section_asm_out_constructor): Likewise.
26427 (default_ctor_section_asm_out_constructor): Likewise.
26428 * config.gcc (*-*-vxworks*): Include vxworks.o.
26429 * config/t-vxworks (vxworks.o): New target.
26430 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
26431 (TARGET_ASM_CONSTRUCTOR): Define.
26432 (TARGET_ASM_DESTRUCTOR): Likewise.
26433 (vxworks_asm_out_constructor): Declare.
26434 (vxworks_asm_out_destructor): Likewise.
26436 * c-common.c (get_priority): Check that we have not just an
26437 INTEGER_CST, but an integer constant with integeral type.
26439 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
26441 PR tree-optimization/30938
26442 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
26443 use &dt[nargs-1] instead of &dt[nargs] in the call to
26444 vect_is_simple_use().
26446 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
26448 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
26449 from register elimination as PRE_MODIFY / POST_MODIFY increments.
26450 Do not attempt to handle MEM inside auto-inc expressions.
26451 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
26452 of a register modified by an auto-inc expression. However, do handle
26453 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
26454 (elimination_effects): Prohibit elimination of a register modified
26455 by an auto-inc expression. Disable register elimination rules whose
26456 target register is modified by an auto-inc expression with variable
26459 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
26461 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
26463 (array_at_struct_end_p): New function.
26464 (idx_infer_loop_bounds): Use it.
26465 (estimate_numbers_of_iterations_loop): Export.
26466 * predict.c (predict_loops): Use estimated_loop_iterations_int.
26467 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
26468 (tree_estimate_probability): Call record_loop_exits.
26469 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
26470 (estimated_loop_iterations, estimated_loop_iterations_int,
26471 estimated_loop_iterations_tree): New functions.
26472 (analyze_siv_subscript_cst_affine,
26473 compute_overlap_steps_for_affine_1_2,
26474 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
26475 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
26476 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
26477 (PRED_LOOP_ITERATIONS_GUESSED): New.
26478 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
26479 * cfgloop.h (estimate_numbers_of_iterations_loop,
26480 estimated_loop_iterations_int): Declare.
26482 2007-02-25 Mark Mitchell <mark@codesourcery.com>
26484 * doc/extend.texi: Document optional priority argument to
26485 constructors and destructors.
26486 * tree.c (init_priority_for_decl): Adjust GTY markers.
26487 (init_ttree): Use priority-info hash functions for
26488 init_priority_for_decl.
26489 (tree_map_eq): Rename to ...
26490 (tree_map_base_eq): ... this.
26491 (tree_map_marked_p): Rename to ...
26492 (tree_map_base_marked_p): ... this.
26493 (tree_map_base_hash): New function.
26494 (decl_init_priority_lookup): Rework.
26495 (decl_fini_priority_lookup): New function.
26496 (decl_priority_info): New function.
26497 (decl_init_priority_insert): Use it.
26498 (decl_fini_priority_insert): Likewise.
26499 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
26501 (decl_restrict_base_insert): Likewise.
26502 (decl_debug_expr_insert): Likewise.
26503 (decl_value_expr_lookup): Likewise.
26504 (decl_value_expr_insert): Likewise.
26505 * tree.h (priority_type): New type.
26506 (decl_init_priority_lookup): Use priority_type.
26507 (decl_fini_priority_lookup): New function.
26508 (decl_init_priority_insert): Use priority_type.
26509 (decl_fini_priority_insert): New function.
26510 (DECL_HAS_INIT_PRIORITY): Tweak comments.
26511 (DECL_INIT_PRIORITY): Likewise.
26512 (SET_DECL_INIT_PRIORITY): Add comment.
26513 (DECL_FINI_PRIORITY): New macro.
26514 (SET_DECL_FINI_PRIORITY): Likewise.
26515 (DEFAULT_INIT_PRIORITY): Document.
26516 (MAX_INIT_PRIORITY): Likewise.
26517 (MAX_RESERVED_INIT_PRIORITY): Likewise.
26518 (tree_map_base): New type.
26519 (tree_map_base_eq): New function.
26520 (tree_map_base_hash): Likewise.
26521 (tree_map_base_marked_p): Likewise.
26522 (tree_map): Inherit from tree_map_base.
26523 (tree_map_eq): Make it a macro.
26524 (tree_map_marked_p): Likewise.
26525 (tree_int_map): Inherit from tree_map_base.
26526 (tree_int_map_eq): Make it a macro.
26527 (tree_int_map_hash): Likewise.
26528 (tree_int_map_marked_p): Likewise.
26529 (tree_priority_map): New type.
26530 (tree_priority_map_eq): New macro.
26531 (tree_priority_map_hash): Likewise.
26532 (tree_priority_map_marked_p): Likewise.
26533 * varasm.c (emults_decl): Adjust for refactoring of tree_map
26535 (emutls_common_1): Likewise.
26536 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
26537 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
26538 of tree_map hierarchy.
26539 * tree-cfg.c (move_stmt_r): Likewise.
26540 (new_label_mapper): Likewise.
26541 * c-tree.h (c_expand_body): Move to ...
26542 * c-common.h (c_expand_body): ... here.
26543 * c-decl.c (c_expand_body): Move to ...
26544 * c-common.c (c_expand_body): ... here.
26545 (c_common_attribute_table): Allow 1 argument for the constructor
26546 and destructor attributes.
26547 (get_priority): New function.
26548 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
26549 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
26551 2007-02-24 Jan Hubicka <jh@suse.cz>
26553 PR middle-end/30509
26554 * tree-inline.c (copy_bb): Produce exact copy of EH info when
26555 copying for inlining.
26557 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26558 Jan Hubicka <jh@suse.cz>
26561 * i386.c (counter_mode): New function.
26562 (expand_set_or_movmem_via_loop): Use it.
26563 (expand_movmem_epilogue): Likewise; fix pasto.
26564 (ix86_expand_movmem): Do emit guard even for constant counts.
26565 (ix86_expand_setmem): Likewise.
26567 2007-02-25 Nick Clifton <nickc@redhat.com>
26569 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
26570 (JUMP_TABLES_IN_TEXT_SECTION): Define.
26572 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
26575 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
26576 count argument with 0x10, not with 0x16.
26577 (expand_setmem_epilogue): Ditto.
26579 2007-02-24 Mike Stump <mrs@apple.com>
26581 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
26584 2007-02-24 Richard Guenther <rguenther@suse.de>
26586 PR middle-end/30951
26587 * fold-const.c (fold_binary): Fold x +- CST op x for
26588 EQ_EXPR and NE_EXPR.
26590 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26592 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
26594 2007-02-24 Jan Hubicka <jh@suse.cz>
26596 * cgraphunit.c (decide_is_function_needed): Honor
26597 -fkeep-inline-functions.
26599 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26601 * builtins.c (fold_builtin_modf): New.
26602 (fold_builtin_2): Use it.
26604 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
26606 * loop-iv.c (implies_p): Detect additional cases where A implies B.
26607 (determine_max_iter): Take additional LOOP arg; all callers changed.
26608 Lose broken logic dealing with PLUS. Try to limit the upper bound by
26609 one using simplifications.
26610 (simplify_using_initial_values): Return if the expression becomes
26611 invalid due to altered regs.
26613 2007-02-23 DJ Delorie <dj@redhat.com>
26615 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
26617 2007-02-23 Mike Stump <mrs@apple.com>
26619 * tlink.c (scan_linker_output): Parse linker messages from
26620 darwin9's linker better.
26622 2007-02-23 Steve Ellcey <sje@cup.hp.com>
26625 * varpool.c (varpool_assemble_pending_decls): Set
26626 varpool_last_needed_node to null.
26628 2007-02-23 DJ Delorie <dj@redhat.com>
26630 * config/i386/i386.c (ix86_data_alignment): Don't specify an
26631 alignment bigger than the object file can handle.
26633 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
26636 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
26637 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
26638 (*movsf_1): Penalize MMX moves.
26640 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
26642 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
26643 2^32-1 or more times unless flag_unsafe_loop_optimizations.
26645 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
26647 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26649 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
26650 (fold_builtin_1): Use them.
26651 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
26652 BUILT_IN_SIGNIFICAND.
26654 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
26656 * config/i386/i386.c (bdesc_1arg): Initialize
26657 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
26658 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
26659 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
26660 and IX86_BUILTIN_MOVSLDUP.
26662 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
26664 PR rtl-optimization/30841
26665 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
26667 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26669 * builtins.c (fold_builtin_frexp): New.
26670 (fold_builtin_2): Use it.
26672 2007-02-22 Mark Mitchell <mark@codesourcery.com>
26674 * doc/invoke.texi (Spec Files): Document getenv spec function.
26676 * gcc.c (getenv_spec_function): New function.
26677 (static_spec_functions): Add it.
26678 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
26679 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
26682 2007-02-22 Michael Matz <matz@suse.de
26685 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
26686 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
26688 2007-02-22 Ian Lance Taylor <iant@google.com>
26691 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
26692 (mem_loc_descriptor): Call it.
26694 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
26695 Ira Rosen <irar@il.ibm.com>
26697 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
26699 2007-02-22 Ira Rosen <irar@il.ibm.com>
26701 PR tree-optimization/30843
26702 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
26703 stores only after all the group is vectorized.
26705 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
26707 PR tree-optimization/30858
26708 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
26709 in the reduction cycle have a single use in the loop.
26710 * tree-vectorizer.h (relevant): Add documentation.
26712 2007-02-20 Mike Stump <mrs@apple.com>
26714 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
26715 * configure: Regenerate.
26717 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
26719 Change the defaults of some parameters and options.
26720 * config/spu/spu-protos.h (spu_optimization_options): Declare.
26721 * config/spu/spu.c (spu_optimization_options): Add.
26722 (spu_override_options): Change params in spu_optimization_options.
26723 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
26725 Register 127 is only 16 byte aligned when used as a frame pointer.
26726 * config/spu/spu-protos.h (spu_init_expanders): Declare.
26727 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
26728 HARD_FRAME_POINTER_REGNUM.
26729 (spu_legitimate_address): Use regno_aligned_for_reload.
26730 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
26731 aligned when frame_pointer_needed is true.
26732 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
26734 * config/spu/spu.h (INIT_EXPANDERS): Define.
26736 Make sure shift and rotate instructions have valid immediate operands.
26737 * config/spu/predicates.md (spu_shift_operand): Remove.
26738 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
26739 * config/spu/constraints.md (W, O): Extend range.
26740 * config/spu/spu.md (umask, nmask): Define.
26741 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
26742 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
26743 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
26744 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
26745 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
26746 (lshr<mode>3_reg): Fix rtl description.
26748 Make sure mulhisi immediate operands are valid.
26749 * config/spu/predicates.md (imm_K_operand): Add.
26750 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
26752 Generate constants using fsmbi and andi.
26753 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
26754 (print_operand, spu_split_immediate, classify_immediate,
26755 fsmbi_const_p): Handle IC_FSMBI2.
26757 Correctly handle a CONST_VECTOR containing symbols.
26758 * config/spu/spu.c (print_operand): Handle HIGH correctly.
26759 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
26760 (immediate_load_p): Allow symbols that use 2 instructions to create.
26761 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
26762 with symbols when flag_pic is set.
26763 (const_vector_immediate_p): New.
26764 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
26765 accept a CONST_VECTOR with symbols.
26766 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
26767 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
26769 * config/spu/spu.md (high, low): Delete.
26770 (low_<mode>): Define.
26772 Remove INTRmode and INTR_REGNUM, which didn't work.
26773 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
26775 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
26776 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
26777 peephole2 pattern): Don't use INTR or 131.
26778 (movintrcc): Delete.
26779 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
26780 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
26781 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
26782 (UNSPEC_SET_INTR): Add.
26783 * config/spu/spu-modes.def (INTR): Remove.
26785 More accurate warnings about run-time relocations.
26786 * config/spu/spu.c (reloc_diagnostic): Test in_section.
26788 Correctly warn about immediate arguments to specific intrinsics.
26789 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
26790 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
26791 the instruction predicate.
26793 Fix tree check errors with latest update.
26794 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
26796 (spu_expand_builtin): Use CALL_EXPR_FN.
26798 Add missing specific intrinsics.
26799 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
26801 * config/spu/spu_internals.h: Ditto.
26803 Fix incorrect operand modifiers.
26804 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
26805 * config/spu/spu.md (xor<mode>3): Change %S to %J.
26807 Optimize one case of zero_extend of a vec_select.
26808 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
26810 Accept any immediate for hbr.
26811 * config/spu/spu.md (hbr): Change s constraints to i.
26813 2007-02-21 Paul Brook <paul@codesourcery.com>
26815 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
26816 condexec_count when skipping USE and CLOBBER.
26818 2007-02-21 Nick Clifton <nickc@redhat.com>
26820 * common.opt (Warray-bounds): Add Warning attribute.
26821 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
26823 (fsized-zeroes): Add Optimization attribute.
26824 (fsplit-wide-types, ftree-scev-cprop): Likewise.
26825 * c.opt (Wc++0x-compat): Add Warning attribute.
26827 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
26829 PR middle-end/30761
26830 * reload1.c (eliminate_regs_in_insn): In the single_set special
26831 case, attempt to re-recognize the insn before falling back to
26832 having reload fix it up.
26834 2007-02-20 Eric Christopher <echristo@gmail.com>
26836 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
26837 Rewrite accordingly.
26838 (frv_read_iacc_argument): Ditto.
26839 (frv_expand_set_builtin): Take a call instead of arglist, update for
26841 (frv_expand_unop_builtin): Ditto.
26842 (frv_expand_binop_builtin): Ditto.
26843 (frv_expand_cut_builtin): Ditto.
26844 (frv_expand_binopimm_builtin): Ditto.
26845 (frv_expand_voidbinop_builtin): Ditto.
26846 (frv_expand_int_void2arg): Ditto.
26847 (frv_expand_prefetches): Ditto.
26848 (frv_expand_voidtriop_builtin): Ditto.
26849 (frv_expand_voidaccop_builtin): Ditto.
26850 (frv_expand_load_builtin): Ditto.
26851 (frv_expand_store_builtin): Ditto.
26852 (frv_expand_mdpackh_builtin): Ditto.
26853 (frv_expand_mclracc_builtin): Ditto.
26854 (frv_expand_mrdacc_builtin): Ditto.
26855 (frv_expand_mwtacc_builtin): Ditto.
26856 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
26859 2007-02-20 Janis Johnson <janis187@us.ibm.com>
26861 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
26862 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
26864 (HAVE_GAS_DFP): Check for assembler support of decimal floating
26865 point instructions.
26866 * configure: Regenerate.
26867 * config.in: Regenerate.
26868 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
26869 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
26870 masks to power6 and power6x and to POWERPC_MASKS.
26871 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26873 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
26874 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
26875 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
26876 Access PROTOTYPE as variable, not mask.
26878 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26880 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
26881 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
26882 * combine.c (adjust_for_new_dest): Use it.
26883 * postreload.c (reload_combine): Likewise.
26885 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26887 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
26888 notes on an insn with multiple sets, even if single_set returns
26889 non-NULL for that insn.
26891 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26893 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
26894 scalbn and scalbln.
26896 2007-02-20 Geoffrey Keating <geoffk@apple.com>
26898 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
26899 if user didn't pass it.
26900 * config/i386/darwin.h (CC1_SPEC): Likewise.
26901 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
26902 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
26903 -mmacosx-version-min.
26905 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26906 Uros Bizjak <ubizjak@gmail.com>
26908 * optabs.h (enum optab_index): Add new OTI_scalb.
26909 (scalb_optab): Define corresponding macro.
26910 * optabs.c (init_optabs): Initialize scalb_optab.
26911 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
26913 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
26914 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
26915 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
26916 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
26917 flag_unsafe_math_optimizations is set.
26919 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
26920 to implement scalbf, scalb and scalbl built-ins as inline x87
26923 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26924 DJ Delorie <dj@redhat.com>
26927 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
26928 (diagnostic_report_diagnostic): ... here, and turn them into real
26929 errors. If warnings are inhibited, no need to do anything.
26931 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
26933 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
26934 better code generation.
26936 2007-02-20 Ben Elliston <bje@au.ibm.com>
26938 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
26940 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
26942 * config/alpha/alpha.c, config/alpha/alpha.md,
26943 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
26944 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
26945 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
26946 config/arm/lib1funcs.asm: Follow spelling conventions.
26948 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
26949 config/fr30/fr30.md, config/i386/i386.h,
26950 config/iq2000/iq2000.h, config/iq2000/predicates.md,
26951 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
26952 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
26953 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
26954 config/rs6000/altivec.md, config/rs6000/rs6000.c,
26955 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
26956 config/sparc/sparc.c, config/sparc/sparc.h,
26957 config/sparc/sparc.md, config/spu/constraints.md,
26958 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
26961 2007-02-20 Alan Modra <amodra@bigpond.net.au>
26964 * varasm.c (use_blocks_for_decl_p): Return false for decls with
26967 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26969 * doc/invoke.texi (-ftree-lrs): Remove.
26971 2007-02-19 Diego Novillo <dnovillo@redhat.com>
26973 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
26976 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
26978 * config/ia64/ia64.c (ia64_expand_builtin): Use the
26979 new CALL_EXPR_FN macro for retrieving the function
26980 declaration of the input expression.
26982 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26984 * c.opt (Waddress): New.
26985 * common.opt (Walways-true): Delete.
26986 (Wstring-literal-comparison): Delete.
26987 * doc/invoke.texi (Warning Options): Delete -Walways-true and
26988 -Wstring-literal-comparison. Add -Waddress.
26990 (Walways-true): Delete.
26991 (Wstring-literal-comparison): Delete.
26992 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
26993 consistently instead of -Walways-true in example.
26994 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
26995 * c-typeck.c (parser_build_binary_op): Replace
26996 -Wstring-literal-comparison and -Walways-true with -Waddress.
26997 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
27000 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27002 * tree-cfg.c (dump_function_to_file): Be prepared for functions
27003 without DECL_STRUCT_FUNCTION initialized.
27005 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
27007 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
27008 due to calls to functions taking pointers as parameters.
27010 2007-02-19 Richard Henderson <rth@redhat.com>
27013 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
27016 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
27018 * config/s390/s390.c (s390_call_saved_register_used,
27019 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
27020 accessed to the new scheme.
27022 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
27024 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
27025 (cris_print_index, cris_print_operand, cris_print_operand_address)
27026 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
27027 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
27028 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
27029 GET_CODE () == xxx.
27030 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
27031 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
27032 GO_IF_LEGITIMATE_ADDRESS): Ditto.
27033 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
27034 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
27035 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
27036 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
27037 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
27038 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
27039 (uminsi3, call, call_value): Ditto.
27040 (define_split: indir_to_reg_split, unnamed): Ditto.
27042 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
27044 PR tree-optimization/30975
27045 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
27048 2007-02-18 Eric Christopher <echristo@gmail.com>
27050 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
27051 Remove use of arglist.
27052 (mips_expand_builtin): Remove use of arglist, pass in expr.
27053 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
27054 (mips_expand_builtin_movtf): Ditto.
27055 (mips_expand_builtin_compare): Ditto.
27057 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27059 * tree-sra.c (sra_build_assignment): Replace assertion
27060 checking with a comment explaining why it can't be done.
27062 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27064 PR middle-end/30833
27065 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
27066 during CALL_EXPR representation conversion.
27067 * tree-ssa-propagate.c (set_rhs): Likewise.
27069 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
27071 * tree-sra.c (sra_build_assignment): Disable assertion checking
27074 2007-02-18 Roger Sayle <roger@eyesopen.com>
27076 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
27077 instead of calling build2 with a GIMPLE_MODIFY_STMT.
27078 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
27080 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
27081 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
27082 gimplify_init_ctor_eval_range, gimple_push_cleanup,
27083 gimplify_omp_for, gimplify_omp_atomic_pipeline,
27084 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
27085 force_gimple_operand): Likewise.
27086 * ipa-cp.c (constant_val_insert): Likewise.
27087 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
27088 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
27089 perfect_nestify): Likewise.
27090 * langhooks.c (lhd_omp_assignment): Likewise.
27091 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
27092 lower_copyprivate_clauses, lower_send_clauses,
27093 lower_send_shared_vars, expand_parallel_call,
27094 expand_omp_for_generic, expand_omp_for_static_nochunk,
27095 expand_omp_for_static_chunk, expand_omp_sections,
27096 lower_omp_single_copy, lower_omp_for_lastprivate,
27097 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
27098 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
27099 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
27102 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
27104 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
27105 config/sh/sh.md: Follow spelling conventions.
27107 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
27108 config/frv/predicates.md: Follow spelling conventions.
27110 * config/m68k/linux-unwind.h: Fix a comment typo.
27111 * target.h: Follow spelling conventions.
27113 2007-02-18 Roger Sayle <roger@eyesopen.com>
27115 PR rtl-optimization/28173
27116 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
27117 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
27118 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
27119 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
27120 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
27122 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27124 * builtins.c (fold_builtin_load_exponent): New.
27125 (fold_builtin_2): Use it.
27127 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
27129 PR rtl-optimization/30773
27130 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
27131 if we fail to attach a REG_EQUIV note.
27133 2007-02-18 David Edelsohn <edelsohn@gnu.org>
27134 Roger Sayle <roger@eyesopen.com>
27136 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
27138 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
27140 * calls.c (initialize_argument_information): Pass original EXP
27141 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
27142 code to split complex arguments here, as part of initializing the
27144 (expand_call): Remove code that builds a list of arguments and
27145 inserts implicit arguments into it. Instead, just count how many
27146 implicit arguments there will be so we can determine the size of
27147 the ARGS array, and let initialize_argument_information do the work.
27148 (split_complex_values): Delete unused function.
27150 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27152 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
27154 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
27156 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
27157 for arg pointer based indexed addressing.
27159 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27161 * config/ia64/ia64.h, config/ia64/ia64.md,
27162 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
27163 spelling conventions.
27165 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27167 * config/m68k/m68k.c (split_di): New.
27168 * config/m68k/m68k-protos.h: Declare split_di.
27169 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
27170 Improve predicate handling and split constant shifts.
27172 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27174 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
27175 parameter for register bitfield operations, general predicates
27178 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
27180 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
27181 * config/m68k/linux-unwind.h: New file.
27183 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27185 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
27186 config/i386/athlon.md, config/ia64/ia64.md,
27187 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
27188 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
27189 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
27190 tree-ssa-loop-niter.c, tree-vect-analyze.c,
27191 tree-vect-transform.c: Fix comment typos.
27193 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
27195 * sched-deps.c (find_insn_list): Remove.
27196 * sched-int.h: Remove the prototype for find_insn_list.
27198 2007-02-16 Geoffrey Keating <geoffk@apple.com>
27200 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
27202 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
27203 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
27204 darwin_rs6000_override_options.
27205 (C_COMMON_OVERRIDE_OPTIONS): Expect
27206 darwin_macosx_version_min to be non-NULL always.
27207 (TARGET_C99_FUNCTIONS): Likewise.
27208 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
27209 (DARWIN_MINVERSION_SPEC): New.
27210 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
27211 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
27213 (DARWIN_MINVERSION_SPEC): New.
27214 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
27216 * config/darwin-c.c (darwin_cpp_builtins): Expect
27217 darwin_macosx_version_min to be non-NULL always.
27219 * config/rs6000/rs6000.c: Clean up trailing whitespace.
27221 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
27223 * config/i386/i386.h (x86_use_xchgb): New.
27224 (TARGET_USE_XCHGB): New macro.
27225 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
27226 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
27227 Split after reload into bswaphi for shifts of 8.
27228 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
27229 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
27230 or when optimizing for size.
27232 2007-02-16 Richard Guenther <rguenther@suse.de>
27233 Christian Bruel <christian.bruel@st.com>
27235 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
27236 DECLs but prefer SSA_NAMEs over DECLs.
27238 2007-02-16 Richard Guenther <rguenther@suse.de>
27240 * tree-flow-inline.h (single_imm_use_p): Remove.
27241 (zero_imm_uses_p): Likewise.
27242 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
27243 instead of single_imm_use_p.
27244 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
27247 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
27250 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
27251 nested double- and backquotes.
27253 2007-02-15 Roger Sayle <roger@eyesopen.com>
27255 PR middle-end/30391
27256 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
27257 should be unreachable.
27258 (build2_stat): Allow construction of MODIFY_EXPR at any time.
27259 For the time being redirect GIMPLE_MODIFY_STMT to the new
27260 (renamed) build_gimple_modify_stmt_stat.
27261 (build2_gimple_stat): Rename to...
27262 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
27263 Always build a GIMPLE_MODIFY_STMT node.
27264 * tree.h (build2_gimple, build2_gimple_stat): Delete.
27265 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
27268 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
27269 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
27270 * tree-complex.c (set_component_ssa_name, expand_complex_move,
27271 expand_complex_div_wide): Likewise.
27272 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
27273 * tree-ssa-loop-im.c (schedule_sm): Likewise.
27274 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
27275 * tree-ssa-loop-manip.c (create_iv): Likewise.
27276 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
27277 abs_replacement): Likewise.
27278 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
27279 realify_fake_stores): Likewise.
27281 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
27282 node rather than a GIMPLE_MODIFY_STMT node.
27283 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
27284 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
27286 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
27287 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
27288 GIMPLE_MODIFY_STMT.
27290 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27292 PR middle-end/30433
27293 * fold-const.c (fold_comparison): Add back the
27294 folding of constant complex comparisions.
27296 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
27298 PR middle-end/30729
27299 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
27300 effects unknown to this function, return early.
27302 2007-02-15 Ian Lance Taylor <iant@google.com>
27304 * lower-subreg.c (move_eh_region_note): New static function.
27305 (resolve_simple_move): Call it.
27306 (decompose_multiword_subregs): Track blocks for which we resolve a
27307 simple move which is also a control flow insn. Pass them to
27308 find_many_sub_basic_blocks.
27309 (pass_lower_subreg): Add TODO_verify_flow.
27310 (pass_lower_subreg2): Likewise.
27312 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27313 Brooks Moses <brooks.moses@codesourcery.com>
27314 Lee Millward <lee.millward@codesourcery.com>
27316 * tree.h (enum tree_code_class): Add tcc_vl_exp.
27317 (VL_EXP_CLASS_P): New.
27318 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
27320 (TREE_OPERAND_CHECK_CODE): Likewise.
27321 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
27322 (TREE_RTL_OPERAND_CHECK): Likewise.
27323 (tree_operand_check_failed): Make second parameter the whole tree
27324 instead of its code. Fixed callers.
27325 (VL_EXP_CHECK): New.
27326 (TREE_OPERAND_LENGTH): New.
27327 (VL_EXP_OPERAND_LENGTH): New.
27328 (CALL_EXPR_FN): New.
27329 (CALL_EXPR_STATIC_CHAIN): New.
27330 (CALL_EXPR_ARGS): New.
27331 (CALL_EXPR_ARG): New.
27332 (call_expr_nargs): New.
27333 (CALL_EXPR_ARGP): New.
27334 (build_nt_call_list): Declare.
27335 (build_vl_exp_stat): Declare.
27336 (build_vl_exp): New.
27337 (build_call_list): Declare.
27338 (build_call_nary): Declare.
27339 (build_call_valist): Declare.
27340 (build_call_array): Declare.
27341 (call_expr_arg): Declare.
27342 (call_expr_argp): Declare.
27343 (call_expr_arglist): Declare.
27344 (fold_build_call_list): Declare.
27345 (fold_build_call_list_initializer): Declare.
27346 (fold_call_expr): Declare to replace fold_builtin.
27347 (fold_builtin_fputs): Update to agree with modified definition.
27348 (fold_builtin_strcpy): Likewise.
27349 (fold_builtin_strncpy): Likewise.
27350 (fold_builtin_memory_chk): Likewise.
27351 (fold_builtin_stxcpy_chk): Likewise.
27352 (fold_builtin_strncpy_chk): Likewise.
27353 (fold_builtin_next_arg): Likewise.
27354 (fold_build_call_expr): Declare.
27355 (fold_builtin_call_list): Declare.
27356 (fold_builtin_call_valist): Declare.
27357 (build_call_expr): Declare.
27358 (validate_arglist): Update to agree with modified definition.
27359 (tree_operand_length): New.
27360 (call_expr_arg_iterator): New.
27361 (init_call_expr_arg_iterator): New.
27362 (next_call_expr_arg): New.
27363 (first_call_expr_arg): New.
27364 (more_call_expr_args_p): New.
27365 (FOR_EACH_CALL_EXPR_ARG): New.
27367 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
27368 and tcc_gimple_stmt.
27369 (tree_code_size): Update documentation. Use sizeof (tree) rather
27370 than sizeof (char *).
27371 (tree_size): Likewise. Add case for tcc_vl_exp.
27372 (tree_node_structure): Add case for tcc_vl_exp.
27373 (contains_placeholder_p): Likewise.
27374 (substitute_in_expr): Likewise.
27375 (substitute_placeholder_in_expr): Likewise.
27376 (stabilize_reference_1): Likewise.
27377 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
27378 to diagnose breakage of this interface for constructing CALL_EXPRs.
27379 (build_nt): Add similar assertion here.
27380 (build_nt_call_list): New.
27381 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
27382 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
27384 (get_callee_fndecl): Use new CALL_EXPR accessors.
27385 (tree_operand_check_failed): Change parameters to pass entire node
27386 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
27387 (process_call_operands): New.
27388 (build_vl_exp_stat): New.
27389 (build_call_list): New.
27390 (build_call_nary): New.
27391 (build_call_valist): New.
27392 (build_call_array): New.
27393 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27394 (call_expr_arglist): New.
27396 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
27397 tcc_vl_exp instead of a fixed-size tcc_expression.
27399 * doc/c-tree.texi (CALL_EXPR): Document new representation and
27400 accessors for CALL_EXPRs.
27401 (AGGR_INIT_EXPR): Likewise.
27403 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27404 Brooks Moses <brooks.moses@codesourcery.com>
27405 Lee Millward <lee.millward@codesourcery.com>
27407 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
27408 (expand_builtin_nonlocal_goto): Change parameter to be entire
27409 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
27410 (expand_builtin_prefetch): Likewise.
27411 (expand_builtin_classify_type): Likewise.
27412 (mathfn_built_in): Return NULL_TREE instead of 0.
27413 (expand_errno_check): Use new CALL_EXPR accessors.
27414 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
27415 Return NULL_RTX instead of 0.
27416 (expand_builtin_mathfn_2): Likewise.
27417 (expand_builtin_mathfn_3): Likewise.
27418 (expand_builtin_interclass_mathfn): Likewise.
27419 (expand_builtin_sincos): Likewise.
27420 (expand_builtin_cexpi): Likewise.
27421 (expand_builtin_int_roundingfn): Likewise.
27422 (expand_builtin_int_roundingfn_2): Likewise.
27423 (expand_builtin_pow): Likewise.
27424 (expand_builtin_powi): Likewise.
27425 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
27426 of arglist, fixing callers appropriately. Use new CALL_EXPR
27427 accessors and constructors. Return NULL_RTX instead of 0.
27428 (expand_builtin_strstr): Likewise.
27429 (expand_builtin_strchr): Likewise.
27430 (expand_builtin_strrchr): Likewise.
27431 (expand_builtin_strpbrk): Likewise.
27432 (expand_builtin_memcpy): Likewise.
27433 (expand_builtin_mempcpy): Likewise.
27434 (expand_builtin_mempcpy_args): New.
27435 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
27436 (expand_builtin_memmove_args): New.
27437 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
27438 (expand_movstr): Likewise.
27439 (expand_builtin_strcpy): Likewise.
27440 (expand_builtin_strcpy_args): New.
27441 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
27442 (expand_builtin_strncpy): Likewise.
27443 (expand_builtin_memset): Likewise.
27444 (expand_builtin_memset_args): New.
27445 (expand_builtin_bzero): Similarly to expand_builtin_memset.
27446 (expand_builtin_memcmp): Likewise.
27447 (expand_builtin_strcmp): Likewise.
27448 (expand_builtin_strncmp): Likewise.
27449 (expand_builtin_strcat): Likewise.
27450 (expand_builtin_strncat): Likewise.
27451 (expand_builtin_strspn): Likewise.
27452 (expand_builtin_strcspn): Likewise.
27453 (expand_builtin_args_info): Likewise.
27454 (expand_builtin_va_start): Likewise.
27455 (gimplify_va_arg_expr): Likewise.
27456 (expand_builtin_va_end): Likewise.
27457 (expand_builtin_va_copy): Likewise.
27458 (expand_builtin_frame_address): Likewise.
27459 (expand_builtin_alloca): Likewise.
27460 (expand_builtin_bswap): Likewise.
27461 (expand_builtin_unop): Likewise.
27462 (expand_builtin_fputs): Likewise.
27463 (expand_builtin_expect): Likewise.
27464 (expand_builtin_fabs): Likewise.
27465 (expand_builtin_copysign): Likewise.
27466 (expand_builtin_printf): Likewise.
27467 (expand_builtin_fprintf): Likewise.
27468 (expand_builtin_sprintf): Likewise.
27469 (expand_builtin_init_trampoline): Likewise.
27470 (expand_builtin_signbit): Likewise.
27471 (expand_builtin_fork_or_exec): Likewise.
27472 (expand_builtin_sync_operation): Likewise.
27473 (expand_builtin_compare_and_swap): Likewise.
27474 (expand_builtin_lock_test_and_set): Likewise.
27475 (expand_builtin_lock_release): Likewise.
27476 (expand_builtin): Likewise.
27477 (builtin_mathfn_code): Likewise.
27479 (fold_builtin_constant_p): Pass call arguments individually instead
27480 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27481 accessors and constructors. Return NULL_TREE instead of 0.
27482 (fold_builtin_expect): Likewise.
27483 (fold_builtin_classify_type): Likewise.
27484 (fold_builtin_strlen): Likewise.
27485 (fold_builtin_nan): Likewise.
27486 (integer_valued_real_p): Likewise.
27487 (fold_trunc_transparent_mathfn): Likewise.
27488 (fold_fixed_mathfn): Likewise.
27489 (fold_builtin_cabs): Likewise.
27490 (fold_builtin_sqrt): Likewise.
27491 (fold_builtin_cbrt): Likewise.
27492 (fold_builtin_cos): Likewise.
27493 (fold_builtin_cosh): Likewise.
27494 (fold_builtin_tan): Likewise.
27495 (fold_builtin_sincos): Likewise.
27496 (fold_builtin_cexp): Likewise.
27497 (fold_builtin_trunc): Likewise.
27498 (fold_builtin_floor): Likewise.
27499 (fold_builtin_ceil): Likewise.
27500 (fold_builtin_round): Likewise.
27501 (fold_builtin_int_roundingfn): Likewise.
27502 (fold_builtin_bitop): Likewise.
27503 (fold_builtin_bswap): Likewise.
27504 (fold_builtin_logarithm): Likewise.
27505 (fold_builtin_hypot): Likewise.
27506 (fold_builtin_pow): Likewise.
27507 (fold_builtin_powi): Likewise.
27508 (fold_builtin_exponent): Likewise.
27509 (fold_builtin_memset): Likewise.
27510 (fold_builtin_bzero): Likewise.
27511 (fold_builtin_memory_op): Likewise.
27512 (fold_builtin_bcopy): Deleted; call site changed to invoke
27513 fold_builtin_memory_op directly.
27514 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
27515 (fold_builtin_strncpy): Likewise.
27516 (fold_builtin_memcmp): Likewise.
27517 (fold_builtin_strcmp): Likewise.
27518 (fold_builtin_strncmp): Likewise.
27519 (fold_builtin_signbit): Likewise.
27520 (fold_builtin_copysign): Likewise.
27521 (fold_builtin_isascii): Likewise.
27522 (fold_builtin_toascii): Likewise.
27523 (fold_builtin_isdigit): Likewise.
27524 (fold_builtin_fabs): Likewise.
27525 (fold_builtin_abs): Likewise.
27526 (fold_builtin_fmin_fmax): Likewise.
27527 (fold_builtin_carg): Likewise.
27528 (fold_builtin_classify): Likewise.
27529 (fold_builtin_unordered_cmp): Likewise.
27531 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
27532 New functions split out from fold_builtin_1.
27533 (fold_builtin_n): New.
27534 (fold_builtin_varargs): New.
27535 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
27537 (fold_call_expr): New.
27538 (build_function_call_expr): Rewrite to use new helper function.
27539 (fold_builtin_call_list): New.
27540 (build_call_expr): New.
27541 (fold_builtin_call_valist): New.
27542 (rewrite_call_expr): New.
27543 (validate_arg): New.
27544 (validate_arglist): Change parameter to be entire CALL_EXPR instead
27545 of an arglist. Change return type to bool. Use new CALL_EXPR
27548 (fold_builtin_strstr): Pass call arguments individually instead
27549 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27550 accessors and constructors. Return NULL_TREE instead of 0.
27551 (fold_builtin_strchr): Likewise.
27552 (fold_builtin_strrchr): Likewise.
27553 (fold_builtin_strpbrk): Likewise.
27554 (fold_builtin_strcat): Likewise.
27555 (fold_builtin_strncat): Likewise.
27556 (fold_builtin_strspn): Likewise.
27557 (fold_builtin_strcspn): Likewise.
27558 (fold_builtin_fputs): Likewise.
27559 (fold_builtin_next_arg): Likewise.
27560 (fold_builtin_sprintf): Likewise.
27562 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
27563 NULL_RTX instead of 0.
27564 (expand_builtin_memory_chk): Likewise.
27565 (maybe_emit_chk_warning): Likewise.
27566 (maybe_emit_sprintf_chk_warning): Likewise.
27568 (fold_builtin_object_size): Pass call arguments individually instead
27569 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
27570 accessors and constructors. Return NULL_TREE instead of 0.
27571 (fold_builtin_memory_chk): Likewise.
27572 (fold_builtin_stxcpy_chk): Likewise.
27573 (fold_builtin_strncpy_chk): Likewise.
27574 (fold_builtin_strcat_chk): Likewise.
27575 (fold_builtin_strcat_chk): Likewise.
27576 (fold_builtin_strncat_chk): Likewise.
27577 (fold_builtin_sprintf_chk): Likewise.
27578 (fold_builtin_snprintf_chk): Likewise.
27579 (fold_builtin_printf): Likewise.
27580 (fold_builtin_vprintf): Likewise.
27582 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
27584 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
27585 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27586 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
27587 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
27588 (fold_unary): Likewise.
27589 (fold_binary): Likewise.
27590 (fold_ternary): Remove CALL_EXPR case, since they are no longer
27591 ternary expressions.
27592 (fold): Add logic for tcc_vl_exp.
27593 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
27594 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27595 (fold_build3_stat): Add assertion to flag broken interface for
27596 constructing CALL_EXPRs.
27597 (fold_build_call_list): New.
27598 (fold_build_call_list_initializer): New.
27599 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
27601 (fold_strip_sign_ops): Likewise.
27603 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27604 Brooks Moses <brooks.moses@codesourcery.com>
27605 Lee Millward <lee.millward@codesourcery.com>
27607 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
27608 accessors and dump arguments explicitly.
27610 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
27612 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
27614 (print_call_name): Use new CALL_EXPR accessors.
27616 * print-tree.c (print_node): Add case tcc_vl_exp. Print
27617 CALL_EXPR arguments explicitly instead of as a list. Use
27618 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27620 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
27621 (vrp_visit_stmt): Likewise.
27623 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
27624 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
27626 (force_move_till_expr): Likewise.
27628 * targhooks.c (default_external_stack_protect_fail): Use
27629 build_call_expr instead of build_function_call_expr.
27630 (default_hidden_stack_protect_fail): Likewise.
27632 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
27635 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
27636 and walk arguments explicitly.
27638 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
27639 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27640 (expand_simple_operations): Likewise.
27641 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
27643 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
27644 of TREE_CODE_LENGTH.
27645 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
27647 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
27648 instead of TREE_CODE_LENGTH.
27650 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
27651 (tree_ic_transform): Likewise.
27652 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
27653 parameter instead of arglist. Fix callers.
27654 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
27655 (tree_stringops_transform): Likewise.
27656 (tree_indirect_call_to_profile): Likewise.
27657 (tree_stringops_values_to_profile): Likewise.
27659 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
27660 (eliminate_tail_call): Likewise.
27662 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
27664 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
27665 Use TREE_OPERAND_LENGTH and generalize to handle any number of
27667 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
27669 * omp-low.c (build_omp_barrier): Use build_call_expr.
27670 (lower_rec_input_clauses): Likewise.
27671 (lower_reduction_clauses): Likewise.
27672 (expand_parallel_call): Likewise.
27673 (maybe_catch_exception): Likewise.
27674 (expand_omp_for_generic): Likewise.
27675 (expand_omp_for_static_nochunk): Likewise.
27676 (expand_omp_sections): Likewise.
27677 (lower_omp_single_simple): Likewise.
27678 (lower_omp_single_copy): Likewise.
27679 (lower_omp_master): Likewise.
27680 (lower_omp_ordered): Likewise.
27681 (lower_omp_critical): Likewise.
27683 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
27684 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
27686 * tree-gimple.c (is_gimple_call_addr): Fix doc.
27687 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
27688 TREE_CODE_LENGTH. Add tcc_vl_exp case.
27690 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
27691 and generalize to handle any number of operands.
27692 (chrec_contains_undetermined): Likewise.
27693 (tree_contains_chrecs): Likewise.
27694 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
27696 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
27698 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
27699 fold_call_expr instead of fold_builtin.
27700 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
27701 match declarations there.
27702 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
27705 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
27706 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27708 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
27709 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
27711 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
27714 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
27715 (execute_cse_sincos): Use new CALL_EXPR accessors.
27717 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
27719 * gimple-low.c (lower_function_body): Use build_call_expr.
27720 (lower_builtin_setjmp): Likewise.
27722 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
27723 (set_storage_via_libcall): Likewise.
27724 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
27725 instead of TREE_CODE_LENGTH.
27726 (expand_expr_real_1): Use new CALL_EXPR accessors.
27728 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
27729 generalize to handle any number of operands.
27730 (TB_parent_eq): Likewise.
27732 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
27733 (strip_builtin_expect): Likewise.
27735 * function.c (gimplify_parameters): Use build_call_expr.
27737 * tree-vectorizer.c (vect_is_simple_reduction): Use
27738 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27740 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
27741 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
27743 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
27746 * gimplify.c (build_stack_save_restore): Use build_call_expr.
27747 (gimplify_decl_expr): Likewise.
27748 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
27749 Use new CALL_EXPR iterators.
27750 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
27751 (gimplify_modify_expr_to_memset): Likewise.
27752 (gimplify_variable_sized_compare): Likewise.
27753 (gimplify_omp_atomic_fetch_op): Likewise.
27754 (gimplify_omp_atomic_pipeline): Likewise.
27755 (gimplify_omp_atomic_mutex): Likewise.
27756 (gimplify_function_tree): Likewise.
27758 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
27759 (call_expr_flags): Likewise.
27760 (expand_call): Likewise.
27762 * except.c (expand_builtin_eh_return_data_regno): Pass entire
27763 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27766 * coverage.c (create_coverage): Use build_call_expr.
27768 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
27769 (temp_call_expr_obstack): New.
27770 (pool_copy_list): Delete.
27771 (temp_copy_call_expr): New.
27772 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
27773 CALL_EXPR accessors. Get rid of special goo for copying argument
27774 lists and use temp_copy_call_expr instead.
27775 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
27776 CALL_EXPR accessors.
27777 (create_expression_by_pieces): Likewise. Use build_call_array
27778 to construct the result instead of fold_build3.
27779 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
27780 dealing with argument lists.
27781 (init_pre): Remove references to expression_node_pool and
27782 list_node_pool. Init temp_call_expr_obstack instead.
27783 (fini_pre): Remove references to expression_node_pool and
27786 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
27787 and walk arguments explicitly instead of as a list.
27789 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
27790 (mx_register_decls): Likewise.
27791 (mudflap_register_call): Likewise.
27792 (mudflap_finish_file): Likewise.
27794 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
27795 (ipa_callsite_compute_param): Likewise.
27797 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
27798 accessors and constructor.
27800 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
27801 accessors and constructor.
27802 (convert_tramp_reference): Likewise.
27803 (convert_call_expr): Likewise.
27804 (finalize_nesting_tree_1): Likewise.
27806 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
27809 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
27811 * tree-inline.c (initialize_inlined_parameters): Pass entire
27812 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
27814 (estimate_num_insns_1): Use new CALL_EXPR accessors.
27815 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
27817 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
27818 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27819 (vectorizable_reduction): Likewise.
27820 (vectorizable_call): Use new CALL_EXPR iterators.
27821 (vectorizable_conversion): Use build_call_expr.
27822 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
27823 (vect_gen_widened_results_half): Use build_call_expr.
27824 (vect_setup_realignment): Likewise.
27825 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
27827 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
27828 (pass_through_call): Likewise.
27829 (compute_object_sizes): Likewise. Use fold_call_expr instead of
27832 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
27833 (tree_gen_pow2_profiler): Likewise.
27834 (tree_gen_one_value_profiler): Likewise.
27835 (tree_gen_ic_func_profiler): Likewise.
27836 (tree_gen_average_profiler): Likewise.
27837 (tree_gen_ior_profiler): Likewise.
27839 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
27840 (find_func_aliases): Use new CALL_EXPR accessors. Add case
27841 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
27843 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
27844 of TREE_CODE_LENGTH.
27846 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
27847 of TREE_CODE_LENGTH.
27849 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
27851 (convert_to_integer): Likewise.
27853 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
27856 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27857 Brooks Moses <brooks.moses@codesourcery.com>
27858 Lee Millward <lee.millward@codesourcery.com>
27860 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
27862 * config/frv/frv.c (frv_expand_builtin): Likewise.
27863 * config/s390/s390.c (s390_expand_builtin): Likewise.
27865 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
27866 (sparc_expand_builtin): Use new CALL_EXPR accessors.
27868 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
27869 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
27870 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
27871 (ix86_expand_store_builtin): Likewise.
27872 (ix86_expand_unop_builtin): Likewise.
27873 (ix86_expand_unop1_builtin): Likewise.
27874 (ix86_expand_sse_compare): Likewise.
27875 (ix86_expand_sse_comi): Likewise.
27876 (ix86_expand_vec_init_builtin): Likewise.
27877 (ix86_expand_vec_ext_builtin): Likewise.
27878 (ix86_expand_vec_set_builtin): Likewise.
27879 (ix86_expand_builtin): Use new CALL_EXPR accessors.
27881 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
27882 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
27884 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
27885 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27886 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
27888 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
27890 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
27891 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
27892 arglist. Use new CALL_EXPR accessors. Fix callers.
27893 (altivec_expand_abs_builtin): Likewise.
27894 (rs6000_expand_binop_builtin): Likewise.
27895 (altivec_expand_predicate_builtin): Likewise.
27896 (altivec_expand_lv_builtin): Likewise.
27897 (spe_expand_stv_builtin): Likewise.
27898 (altivec_expand_stv_builtin): Likewise.
27899 (rs6000_expand_ternop_builtin): Likewise.
27900 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
27901 (altivec_expand_st_builtin): Likewise.
27902 (altivec_expand_dst_builtin): Likewise.
27903 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
27904 arglist. Use new CALL_EXPR accessors. Fix callers.
27905 (altivec_expand_vec_set_builtin): Likewise.
27906 (altivec_expand_vec_ext_builtin): Likewise.
27907 (altivec_expand_builtin): Use new CALL_EXPR accessors.
27908 (spe_expand_builtin): Likewise.
27909 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
27910 arglist. Use new CALL_EXPR accessors. Fix callers.
27911 (spe_expand_evsel_builtin): Likewise.
27912 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
27913 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
27915 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
27916 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27917 (arm_expand_unop_builtin): Likewise.
27918 (arm_expand_builtin): Use new CALL_EXPR accessors.
27920 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
27923 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
27924 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
27926 (bfin_expand_unop_builtin): Likewise.
27927 (bfin_expand_builtin): Use new CALL_EXPR accessors.
27929 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27930 Brooks Moses <brooks.moses@codesourcery.com>
27931 Lee Millward <lee.millward@codesourcery.com>
27933 * c-semantics.c (build_stmt): Add internal diagnostic check.
27935 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
27936 accessors. Print arguments explicitly instead of as a list.
27938 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
27940 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
27941 (c_finish_omp_flish): Likewise.
27943 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
27944 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
27945 instead of TREE_CODE_LENGTH.
27946 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
27947 (c_warn_unused_result): Likewise.
27949 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27952 * doc/invoke.texi (Warning Options): Remove
27953 -Werror-implicit-function-declaration.
27954 (Wimplicit-function-declaration): Update description.
27955 * opts.c (common_handle_option): Move handling of -Werror=* to...
27956 (enable_warning_as_error): ...here.
27957 * opts.h (enable_warning_as_error): Declare.
27958 * c-decl.c (implicit_decl_warning): Unless
27959 -Wno-implicit-function-declaration is given, emit a pedwarn if
27960 -std=c99 or emit a warning if -Wimplicit-function-declaration.
27961 * c.opt (Wimplicit-function-declaration): Replace
27962 mesg_implicit_function_declaration with
27963 warn_implicit_function_declaration.
27964 * c-opts.c (c_common_handle_option):
27965 -Werror-implicit-function-declaration is exactly equal as
27966 -Werror=implicit-function-declaration.
27967 (set_Wimplicit): Replace mesg_implicit_function_declaration with
27968 warn_implicit_function_declaration.
27969 (c_common_post_options): -Wimplict-function-declaration is enabled
27970 by default by -std=c99, otherwise is disabled by default.
27971 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
27973 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27975 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
27976 DECL on the rhs to a DECL on the lhs for debug info purposes if the
27977 former is ignored but not the latter.
27979 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27981 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
27982 is made and the reference doesn't use the alias set of its type,
27983 do not create the temporary using that type.
27985 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
27987 * jump.c: Remove prototypes for delete_computation and
27988 delete_prior_computation.
27990 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27992 * jump.c (get_label_after): Delete.
27993 (get_label_before, delete_computation, delete_jump,
27994 delete_prior_computation, follow_jumps): Move...
27995 * reorg.c (delete_computation, delete_prior_computation): ... here...
27996 (get_label_before, delete_jump): ... making these static ...
27997 (follow_jumps): ... and simplifying this since it only runs after
27999 * rtl.h (get_label_after, get_label_before, delete_jump,
28000 follow_jumps): Delete prototypes.
28002 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
28004 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
28006 2007-02-15 Nick Clifton <nickc@redhat.com>
28008 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
28009 order to prevent it from being munged by the target.
28011 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
28013 * config/i386/i386.md: Remove misleading comment.
28015 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28017 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
28018 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
28021 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28023 * tree-sra.c (instantiate_missing_elements): Canonicalize
28025 (sra_build_assignment): New.
28026 (generate_copy_inout, generate_element_copy,
28027 generate_element_zero, generate_one_element_init): Use it.
28029 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28031 * tree-sra.c (instantiate_missing_elements): Canonicalize
28033 (sra_build_assignment): New.
28034 (generate_copy_inout, generate_element_copy,
28035 generate_element_zero, generate_one_element_init): Use it.
28037 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
28039 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
28042 2007-02-14 Joseph Myers <joseph@codesourcery.com>
28044 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
28045 types as aggregates not scalars.
28046 * function.c (assign_stack_temp_for_type): Likewise.
28048 2007-02-14 Roger Sayle <roger@eyesopen.com>
28049 Zdenek Dvorak <dvorakz@suse.cz>
28051 * tree-dump.c (dump_switch_p_1): Require exact match of the option
28054 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
28056 * passes.c (next_pass_1): Clear the next field of the copied
28059 2007-02-14 Richard Henderson <rth@redhat.com>
28061 * tree-sra.c (early_sra): New.
28062 (decl_can_be_decomposed_p): Deny va_list if early_sra.
28063 (tree_sra_early, pass_sra_early): New.
28064 * tree-pass.h (pass_sra_early): Declare.
28065 * passes.c (init_optimization_passes): Use it.
28067 2007-02-14 Richard Guenther <rguenther@suse.de>
28069 * flags.h (issue_strict_overflow_warning): Convert to a macro.
28071 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
28073 PR tree-optimization/30771
28074 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
28076 (vect_analyze_operations): Induction phis can now be marked as
28078 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
28079 Update documentation accordingly.
28081 2007-02-14 Nick Clifton <nickc@redhat.com>
28083 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
28084 most 3 arguments are supported.
28085 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
28087 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
28089 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
28090 Ensure dst->current is valid.
28092 2007-02-13 Paul Brook <paul@codesourcery.com>
28094 * config.gcc: Add arm*-*-uclinux-*eabi.
28095 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
28096 (SUBTARGET_EXTRA_LINK_SPEC): Define.
28097 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
28098 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
28099 (LINK_SPEC): Define.
28100 (LIB_SPEC): Define.
28101 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
28103 * config/arm/uclinux-eabi.h: New file.
28104 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
28105 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
28108 2007-02-13 Ian Lance Taylor <iant@google.com>
28110 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
28111 * flags.h (warn_strict_overflow): Declare.
28112 (enum warn_strict_overflow_code): Define.
28113 (issue_strict_overflow_warning): New static inline function.
28114 * opts.c (warn_strict_overflow): New variable.
28115 (common_handle_option): Handle OPT_Wstrict_overflow and
28116 OPT_Wstrict_overflow_.
28117 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
28119 * fold-const.c: Include intl.h.
28120 (fold_deferring_overflow_warnings): New static variable.
28121 (fold_deferred_overflow_warning): New static variable.
28122 (fold_deferred_overflow_code): New static variable.
28123 (fold_defer_overflow_warnings): New function.
28124 (fold_undefer_overflow_warnings): New function.
28125 (fold_undefer_and_ignore_overflow_warnings): New function.
28126 (fold_deferring_overflow_warnings_p): New function.
28127 (fold_overflow_warning): New static function.
28128 (make_range): Add strict_overflow_p parameter. Change all
28130 (extract_muldiv, extract_muldiv_1): Likewise.
28131 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
28132 tree_expr_nonnegative_p.
28133 (fold_negate_expr): Call fold_overflow_warning.
28134 (fold_range_test): Likewise.
28135 (fold_comparison): Likewise.
28136 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
28137 instead of tree_expr_nonnegative_p.
28138 (tree_expr_nonnegative_warnv_p): Rename from
28139 tree_expr_nonnegative_p, add strict_overflow_p parameter.
28140 (tree_expr_nonnegative_p): New function.
28141 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
28142 strict_overflow_p parameter.
28143 (tree_expr_nonzero_p): New function.
28144 * passes.c (verify_interpass_invariants): New static function.
28145 (execute_one_pass): Call it.
28146 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
28148 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
28149 (estimate_numbers_of_iterations): Likewise.
28150 (scev_probably_wraps_p): Likewise.
28151 * tree-ssa-ccp.c: Include "toplev.h".
28152 (evaluate_stmt): Defer fold overflow warnings until we know we are
28154 (struct fold_stmt_r_data): Add stmt field.
28155 (fold_stmt_r): Defer fold overflow warnings until we know we
28157 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
28158 (fold_stmt_inplace): Likewise.
28159 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
28160 (cleanup_control_expr_graph): Defer fold overflow warnings until
28161 we know we are going to optimize.
28162 * tree-cfg.c (fold_cond_expr_cond): Likewise.
28163 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
28165 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
28166 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
28167 * tree-ssa-loop-manip.c (create_iv): Likewise.
28168 * c-typeck.c (build_conditional_expr): Likewise.
28169 (build_binary_op): Likewise.
28170 * tree-vrp.c (vrp_expr_computes_nonzero): Call
28171 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
28172 (extract_range_from_unary_expr): Likewise.
28173 * simplify-rtx.c (simplify_const_relational_operation): Warn when
28174 assuming that signed overflow does not occur.
28175 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
28176 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
28177 (fold_defer_overflow_warnings): Declare.
28178 (fold_undefer_overflow_warnings): Declare.
28179 (fold_undefer_and_ignore_overflow_warnings): Declare.
28180 (fold_deferring_overflow_warnings_p): Declare.
28181 (tree_expr_nonzero_warnv_p): Declare.
28182 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
28183 of warning options.
28184 (Warning Options): Document -Wstrict-overflow.
28185 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
28186 (tree-ssa-ccp.o): Likewise.
28187 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
28188 (fold-const.o): Depend on intl.h.
28190 2007-02-13 Ian Lance Taylor <iant@google.com>
28192 PR middle-end/30751
28193 * lower-subreg.c (resolve_simple_move): Decompose subregs in
28196 2007-02-13 Stuart Hastings <stuart@apple.com>
28198 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
28200 2007-02-13 Richard Henderson <rth@redhat.com>
28202 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
28203 handled_component_p before looking for the indirect_ref.
28205 2007-02-13 Richard Henderson <rth@redhat.com>
28207 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
28208 remove flags clobber.
28209 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
28210 (bswaphi_lowpart): New.
28211 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
28212 remove TARGET_BSWAP test. Delete expander of the same name.
28214 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
28215 (expand_unop): Use them.
28217 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
28219 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
28220 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
28221 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
28222 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
28223 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
28224 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
28225 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
28226 assembler dialect choice from asm templates.
28228 2007-02-12 Richard Henderson <rth@redhat.com>
28230 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
28231 (fixuns_trunc<SSEMODEF>si2): Use it.
28232 * config/i386/sse.md (vec_setv4sf_0): Export.
28233 * config/i386/i386.c (ix86_build_const_vector): Export.
28234 (ix86_split_convert_uns_si_sse): Rename from
28235 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
28236 * config/i386/i386-protos.h: Update.
28238 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28241 * c-typeck.c (c_finish_return): Improve warning message.
28243 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28245 * alias.c (find_symbolic_term): Delete unused function.
28247 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
28249 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
28250 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
28251 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
28253 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28255 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
28256 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
28257 the function, temporarily point the debug interface to the null one.
28259 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
28261 * dwarf2out.c (round_up_to_align): New static function.
28262 (field_byte_offset): Use it to round the offset.
28264 2007-02-12 Richard Henderson <rth@redhat.com>
28266 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
28267 (inswl_const): Export.
28269 2007-02-12 Richard Henderson <rth@redhat.com>
28271 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
28272 result mode of the libcall, convert back to outmode.
28274 2007-02-12 Roger Sayle <roger@eyesopen.com>
28276 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
28277 (bswapdi2): New define_expand to implement 32-bit implementation.
28279 2007-02-12 Nick Clifton <nickc@redhat.com>
28281 * doc/invoke.texi (Overall Options): Document --help=.
28282 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
28283 (cc1_options): Pass --help= on to cc1.
28284 (display_help): Add description of --help=.
28285 (process_command): Add code to handle --help=. Allow translated
28286 --help and --target-help switches to be passed on to compiler
28288 (main): Remove unused if statement.
28289 * opts.c (columns): Remove.
28290 (LEFT_COLUMN): Define.
28291 (wrap_help): Add columns argument.
28292 (print_filtered_help): Change parameters to be an include bitmask,
28293 an exclude bitmask, an any bitmask and the column width. Move the
28294 code to display the params list here. Add code to display the
28295 status of options rather than their descriptions if the quiet flag
28297 (print_specific_help): Change parameters to be an include bitmask,
28298 an exclude bitmask and an any bitmask. Move code to look up the
28299 column width here. Decide upon the title for an options listing.
28300 (common_handle_options): Add code to handle --help=. Adapt code
28301 for --help and --target-help to use the revised form of the
28302 print_specific_help function.
28303 (print_help): Delete.
28304 (print_param_help): Delete.
28305 (print_switch): Delete.
28306 * opts.h (cl_lang_count): Add prototype.
28307 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
28308 CL_MAX_OPTION_CLASS): New defines.
28309 * optc-gen.awk: Add construction of cl_lang_count.
28310 * c.opt: Add Warning attribute to warning options and Optimization
28311 attribute to optimization options.
28312 * common.opt: Likewise.
28314 Add -fhelp and -ftarget-help as aliases for the transformed --help
28315 and --target-help options.
28316 * opt-functions.awk: Add code to handle Warning and Optimization
28319 2007-02-12 Richard Henderson <rth@redhat.com>
28321 * config/alpha/constraints.md: New file.
28322 * config/alpha/alpha.c: Include tm-constrs.h.
28323 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
28324 alpha_extra_constraint): Remove.
28325 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
28326 * config/alpha/alpha-protos.h: Update.
28327 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
28328 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
28329 (EXTRA_CONSTRAINT): Remove.
28330 * config/alpha/alpha.md: Include constraints.md.
28331 (adddi splitter): Use satisfies_constraint_*.
28332 * config/alpha/predicates.md (add_operand): Likewise.
28333 (sext_add_operand, addition_operation): Likewise.
28335 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
28337 PR tree-optimization/29145
28338 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
28339 in our handling of restrict qualified pointers.
28341 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28344 * doc/invoke.texi (Wunused-value): Update description.
28345 (Wextra): Delete item.
28346 * opts.c (set_Wextra): Don't use the value of Wextra to set the
28347 value of Wunused-value.
28348 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
28349 (c_finish_stmt_expr): Don't check extra_warnings.
28350 (emit_side_effect_warnings): The caller is responsible to check
28353 2007-02-11 Roger Sayle <roger@eyesopen.com>
28354 Matt Thomas <matt@3am-software.com>
28356 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
28358 2007-02-11 Roger Sayle <roger@eyesopen.com>
28360 * simplify-rtx.c (simplify_relational_operation_1): Optimize
28361 comparisons of POPCOUNT against zero.
28362 (simplify_const_relational_operation): Likewise.
28364 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28366 * doc/invoke.texi (Wextra): Delete outdated paragraph.
28368 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28370 * dwarf2out.c (root_type): Delete unused function.
28372 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28374 * genattrtab.c (contained_in_p): Delete unused function.
28375 (write_expr_attr_cache): Likewise.
28377 2007-02-11 Jan Hubicka <jh@suse.cz>
28379 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
28382 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
28384 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
28385 to add the REG_EQ* note.
28386 * see.c (see_merge_one_use_extension): Likewise.
28387 * local-alloc.c (update_equiv_regs): Likewise. Also don't
28388 turn REG_EQUAL notes into REG_EQUIV notes if the target
28389 register may have more than one set.
28390 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
28391 * gcse.c (try_replace_reg): Likewise.
28392 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
28393 * calls.c (fixup_tail_calls): Likewise. Abort if there is
28394 more than one REG_EQUIV note.
28395 * reload1.c (gen_reload): Use set_unique_reg_note.
28397 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
28399 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
28400 (ix86_builtin_conversion): New function.
28402 2007-02-06 Mark Mitchell <mark@codesourcery.com>
28405 * tree.h (DECL_REPLACEABLE_P): New macro.
28406 * except.c (set_nothrow_function_flags): Likewise.
28408 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
28409 Ira Rosen <irar@il.ibm.com>
28410 Dorit Nuzman <dorit@il.ibm.com>
28412 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
28413 * targhooks.c (default_builtin_vectorized_conversion): New.
28414 * targhooks.h (default_builtin_vectorized_function): New declaration.
28415 * target.h (struct vectorize): Add builtin_conversion field.
28416 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
28417 stmt_vec_info_type value.
28418 (vectorizable_conversion): New declaration.
28419 * tree-vect-analyze.c (vect_analyze_operations): Add
28420 vectorizable_conversion call.
28421 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
28422 * tree-vect-transform.c (vectorizable_conversion): New function.
28423 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
28424 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
28426 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
28427 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
28428 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
28429 or ALTIVEC_BUILTIN_VCFSX.
28431 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28434 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
28435 CONST_DOUBLE and operand 0 is a hard register.
28436 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
28437 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
28438 is a hard floating-point register.
28440 2007-02-10 Richard Henderson <rth@redhat.com>
28441 Jakub Jelinek <jakub@redhat.com>
28442 Alexandre Oliva <aoliva@redhat.com>
28444 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
28445 * builtin-types.def (BT_WORD): Make unsigned.
28446 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
28447 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
28448 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
28449 * c-decl.c (grokdeclarator): Don't error if !have_tls.
28450 * c-parser.c (c_parser_omp_threadprivate): Likewise.
28451 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
28453 * expr.c (emutls_var_address): New.
28454 (expand_expr_real_1): Expand emulated tls.
28455 (expand_expr_addr_expr_1): Likewise.
28456 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
28457 * output.h (emutls_finish): Declare.
28458 * toplev.c (compile_file): Call it.
28459 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
28460 address before wrapping in CONST.
28461 * varasm.c (emutls_htab, emutls_object_type): New.
28462 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
28463 (get_emutls_object_name, get_emutls_object_type): New.
28464 (get_emutls_init_templ_addr, emutls_decl): New.
28465 (emutls_common_1, emutls_finish): New.
28466 (assemble_variable): When emulating tls, swap decls; generate
28467 constructor for the emutls objects.
28468 (do_assemble_alias): When emulating tls, swap decl and target name.
28469 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
28471 * varpool.c (decide_is_variable_needed): Look at force_output.
28472 Recurse for emulated tls.
28473 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
28474 with decide_is_variable_needed.
28475 * emutls.c: New file.
28476 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
28477 tls_object for real tls.
28479 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
28481 PR rtl-optimization/29599
28482 * reload1.c (eliminate_regs_in_insn): Take the destination
28483 mode into account when computing the offset.
28485 2007-02-09 Stuart Hastings <stuart@apple.com>
28486 Richard Henderson <rth@redhat.com>
28488 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28489 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
28490 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
28491 fixuns_truncdfhi2): New.
28492 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
28493 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
28494 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
28495 (floatunssidf2): Allow nonimmediate source.
28496 * config/i386/sse.md (movdi_to_sse): New.
28497 (vec_concatv2di): Drop '*'.
28498 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
28499 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28500 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
28502 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
28503 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
28504 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
28505 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
28506 (ix86_build_signbit_mask): Fix decl of v, refactor to call
28507 ix86_build_const_vector.
28508 (x86_emit_floatuns): Rewrite.
28510 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28512 * genautomata.c (longest_path_length): Delete unused function.
28513 (struct state): Delete unused longest_path_length.
28514 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
28515 (get_free_state): Delete unused.
28517 2007-02-09 Jan Hubicka <jh@suse.cz>
28519 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
28520 * doc/invoke.texi (inline-unit-growth): Update default value.
28522 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
28523 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
28524 (rebuild_cgraph_edges): Likewise.
28525 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
28526 (dump_cgraph_node): Dump frequencies.
28527 (cgraph_clone_edge): Add frequency scales.
28528 (cgraph_clone_node): Add freuqnecy.
28529 * cgraph.h (cgraph_edge): Add freuqnecy argument.
28530 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
28531 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
28532 * tree-pass.h (TODO_rebuild_frequencies): New constant.
28533 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
28534 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
28535 (save_inline_function_body): Likewise.
28536 * ipa-inline.c: inluce rtl.h
28537 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
28538 (cgraph_edge_badness): Use frequencies.
28539 (cgraph_decide_recursive_inlining): Update clonning.
28540 (cgraph_decide_inlining_of_small_function): Dump frequency.
28541 * predict.c (estimate_bb_frequencies): Export.
28542 * predict.h (estimate_bb_frequencies): Declare.
28543 * tree-inline.c (copy_bb): Watch overflows.
28544 (expand_call_inline): Update call of cgraph_create_edge.
28545 (optimize_inline_calls): Use TODO flags to update frequnecies.
28546 * passes.h: Include predict.h
28547 (init_optimization_passes): Move profile ahead.
28548 (execute_function_todo): Handle TODO_rebuild_frequencies.
28550 2007-02-09 Roger Sayle <roger@eyesopen.com>
28552 * config/alpha/alpha.c (emit_insxl): Force the first operand of
28553 the insbl or inswl pattern into a register.
28555 2007-02-09 Roger Sayle <roger@eyesopen.com>
28557 * config/ia64/ia64.md (bswapdi2): New define_insn.
28559 2007-02-09 Richard Henderson <rth@redhat.com>
28561 * config/i386/constraints.md (Ym): New constraint.
28562 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
28563 (movdi_1_rex64): Split sse and xmm general register moves from
28564 memory move alternatives. Use conditional register constraints.
28565 (movsf_1, movdf_integer): Likewise.
28566 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
28567 (movdf_integer_rex64): New.
28568 (pushsf_rex64): Fix output constraints.
28569 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
28570 (sse2_stored): Likewise.
28571 (sse2_storeq_rex64): New.
28572 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
28573 amd and not generic.
28574 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
28575 for optimize_size. Remove SF/DFmode hack.
28577 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
28579 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
28582 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
28583 Richard Sandiford <richard@codesourcery.com>
28585 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
28586 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
28587 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
28588 m68k/t-mlib to tmake_file.
28589 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
28590 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
28591 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
28592 Allow it to be cf or m68k. Set m68k_arch_family. If that
28593 variable is not empty, add t-$m68k_arch_family to tmake_file.
28594 Add t-mlibs to tmake_file.
28595 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
28596 * config/m68k/t-cf: New file.
28597 * config/m68k/t-m68k: Likewise.
28598 * config/m68k/t-mlibs: Likewise.
28599 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28600 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28601 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28602 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28603 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
28605 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
28606 (INSTALL_LIBGCC): Delete.
28607 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
28608 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28609 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28610 (M68K_MLIB_CPU): Define.
28611 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
28612 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
28613 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
28615 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
28616 Richard Guenther <rguenther@suse.de>
28618 PR middle-end/23361
28619 * fold-const.c (fold_comparison): Handle obfuscated comparisons
28620 against INT_MIN/INT_MAX.
28621 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
28622 file if a loop is removed.
28624 2007-02-09 Joseph Myers <joseph@codesourcery.com>
28626 * calls.c (store_one_arg): Pass correct alignment to
28627 emit_push_insn for non-BLKmode values.
28628 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
28629 unaligned stack slot via a suitably aligned slot.
28631 2007-02-08 DJ Delorie <dj@redhat.com>
28633 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
28635 (legal_subregs): Use unsigned char, make const.
28636 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
28638 2007-02-08 Paul Brook <paul@codesourcery.com>
28640 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
28641 special interworking needed.
28643 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
28645 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
28646 conditional to __SSE2__.
28647 (Entries below should have been added to first ChangeLog
28648 entry for amdfam10 dated 2007-02-05)
28649 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
28651 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
28653 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
28656 2007-02-08 DJ Delorie <dj@redhat.com>
28658 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
28659 * config/m32c/m32c.c (legal_subregs): New.
28660 (m32c_illegal_subreg_p): New.
28661 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
28662 unsupported subregs of hard regs.
28664 2007-02-08 Jan Hubicka <jh@suse.cz>
28666 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
28667 the same one; always update histograms.
28669 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28671 * passes.c (init_optimization_passes): Tidy comment.
28673 2007-02-08 Roger Sayle <roger@eyesopen.com>
28675 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
28676 strip zero_extend, bswap and rotates from POCOUNT's argument.
28677 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
28678 zero_extend and rotates from PARITY's argument.
28679 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
28680 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
28681 of an integer constant at compile-time.
28683 2007-02-08 Diego Novillo <dnovillo@redhat.com>
28686 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
28688 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
28691 * tree-ssa-live.c (remove_unused_locals): Do not remove
28692 TREE_ADDRESSABLE variables.
28693 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
28694 * tree-ssa-operands.c (add_virtual_operand): Remove argument
28695 FOR_CLOBBER. Update all users.
28696 If VAR has an associated alias set, add a virtual operand for
28697 it if no alias is found to conflict with the memory reference.
28699 2007-02-07 Jan Hubicka <jh@suse.cz>
28700 Robert Kidd <rkidd@crhc.uiuc.edu>
28702 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
28704 2007-02-07 Ian Lance Taylor <iant@google.com>
28706 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
28708 2007-02-07 Roger Sayle <roger@eyesopen.com>
28710 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
28711 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
28712 tablejumpdi, movsi_to_cr_one): Remove constraints from
28713 define_expand's match_operands.
28715 2007-02-07 Roger Sayle <roger@eyesopen.com>
28717 * global.c (compute_regsets): Move declatation of "i" inside of
28718 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
28720 2007-02-07 Jakub Jelinek <jakub@redhat.com>
28723 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
28724 of INDIRECT_REF <RESULT_DECL>.
28726 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
28728 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
28729 Kaz Kojima <kkojima@gcc.gnu.org>
28732 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
28734 (sh_initialize_trampoline): Add parentheses to avoid a warning.
28736 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
28738 * doc/loop.texi: Document possibility not to perform disambiguation
28739 of loops with multiple latches.
28740 * cfgloopmanip.c (alp_enum_p): Removed.
28741 (add_loop): Handle subloops. Use get_loop_body_with_size.
28742 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
28743 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
28744 the new forwarder block.
28745 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
28746 Handle the case latch is NULL.
28747 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
28748 modifications when marking loop exits.
28749 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
28751 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
28752 disambiguate_loops_with_multiple_latches.
28753 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
28754 before fix_loop_structure.
28755 * cfgloop.c: Include pointer-set.h and output.h.
28756 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
28757 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
28758 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
28759 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
28760 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
28761 disambiguate_multiple_latches, get_loop_body_with_size,
28762 disambiguate_loops_with_multiple_latches): New functions.
28763 (flow_loop_dump): Dump multiple latch edges.
28764 (flow_loop_nodes_find): Handle loops with multiple latches.
28765 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
28766 (glb_enum_p): Modified.
28767 (get_loop_body): Use get_loop_body_with_size.
28768 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
28769 (AVOID_CFG_MODIFICATIONS): New constant.
28770 (disambiguate_loops_with_multiple_latches, add_loop,
28771 get_loop_body_with_size): Declare.
28772 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
28774 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
28776 PR inline-asm/28686
28777 * global.c (compute_regsets): New function.
28778 (global_alloc): Refactored ELIMINABLE_REGSET
28779 and NO_GLOBAL_ALLOC_REGS computation out.
28780 (rest_of_handle_global_alloc): Call compute_regsets()
28781 for non-optimizing case.
28783 2007-02-06 Richard Henderson <rth@redhat.com>
28785 * config/i386/constraints.md (Y2): Rename from Y.
28786 (Yi): New constraint.
28787 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
28788 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
28789 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
28790 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
28791 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
28792 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
28793 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
28794 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
28795 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
28796 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
28797 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
28798 vec_extractv2si_1): Change Y constraints to Y2.
28799 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
28800 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
28801 Change Y constraints to Y2.
28802 (sse2_loadld): Change Y constraints to x.
28804 2007-02-06 Roger Sayle <roger@eyesopen.com>
28806 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
28807 (parity<mode>2): New define_expand using rs6000_emit_parity.
28808 * config/rs6000/rs6000.c (rs6000_emit_popcount,
28809 rs6000_emit_parity): New functions.
28810 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
28811 rs6000_emit_parity): Prototype here.
28813 2007-02-06 Ian Lance Taylor <iant@google.com>
28815 * lower-subreg.c (simple_move_operand): Reject CONST.
28816 (resolve_clobber): Call validate_change rather than directly
28817 assigning to XEXP (pat, 0).
28819 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
28821 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
28822 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
28823 (tree-cfg.o): Remove hashtab.h dependency.
28825 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
28826 (struct ivopts_data): Change niters to pointer_map_t.
28827 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
28828 (niter_for_exit): Create pointer_map on demand. Change for
28830 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
28831 (free_loop_data): Destroy data->niters if created and reset field.
28832 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
28833 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
28835 * tree-ssa-reassoc.c: Include pointer-set.h.
28836 (bb_rank): Change to long *.
28837 (operand_rank): Change to pointer_map_t.
28838 (find_operand_rank): Return long, -1 if not found. Declare as inline.
28839 (insert_operand_rank): Accept long.
28840 (operand_entry_hash, operand_entry_eq): Remove.
28841 (get_rank): Return long. Adjust for changes above.
28842 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
28844 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
28846 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
28847 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
28848 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
28850 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
28851 directly since it cannot be NULL.
28852 (get_vi_for_tree): Rewrite for pointer_map API.
28853 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
28854 (init_alias_vars): Create vi_for_tree as pointer_map.
28855 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
28857 * tree-cfg.c: Don't include hashtab.h.
28858 (edge_to_cases): Declare as pointer_map.
28859 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
28861 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
28862 (start_recording_case_labels): Create edge_to_cases as pointer_map.
28863 (end_recoding_case_labels): Cleanup edge_to_cases manually before
28865 (record_switch_edge): Delete.
28866 (get_cases_for_edge): Adjust for pointer_map API, inline
28867 record_switch_edge (rewritten for new API), remove goto.
28869 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
28871 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
28872 * tree-nested.c: Include pointer-set.h.
28873 (var_map_elt, var_map_eq, var_map_hash): Delete.
28874 (struct nesting_info): Remove GTY marker. Change the two htab_t's
28875 to pointer_map_t's.
28876 (nesting_info_bitmap_obstack): New.
28877 (lookup_field_for_decl): Adjust for pointer_map API.
28878 (lookup_tramp_for_decl): Adjust for pointer_map API.
28879 (get_nonlocal_debug_decl): Adjust for pointer_map API.
28880 (get_local_debug_decl): Adjust for pointer_map API.
28881 (convert_nl_goto_reference): Adjust for pointer_map API.
28882 (convert_nl_goto_receiver): Adjust for pointer_map API.
28883 (create_nesting_tree): Create outside GGC space. Create bitmap on
28884 the new obstack. Create field_map and var_map as pointer_maps.
28885 (free_nesting_tree): Adjust for changes to create_nesting_tree.
28887 (lower_nested_functions): Move root here, no need to NULL it.
28888 Initialize and release the obstack.
28890 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
28892 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
28893 Remove prototypes and make them non-static.
28894 (struct tree_int_map): Remove.
28895 * tree.h (struct tree_int_map): Move here, turning TO into an
28897 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
28899 * tree.h (TREE_COMPLEXITY): Remove.
28900 (struct tree_exp): Remove complexity field.
28901 * tree.c (build1_stat): Don't set it.
28903 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
28904 Victor Kaplansky <victork@il.ibm.com>
28906 * tree-vectorizer.c (vect_is_simple_use): Support induction.
28907 (vect_is_simple_reduction): Support reduction with induction as
28908 one of the operands.
28909 (vect_is_simple_iv_evolution): Fix formatting.
28910 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
28911 formatting. Don't mark induction phis for vectorization.
28912 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
28913 * tree-vect-transform.c (get_initial_def_for_induction): New function.
28914 (vect_get_vec_def_for_operand): Support induction.
28915 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
28917 (vectorizable_reduction): Support reduction with induction as one of
28919 (vectorizable_type_demotion): Use def-type of stmt argument rather
28920 than dummy def-type.
28922 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
28923 flag_tree_scev_cprop.
28924 * common.opt (tree-scev-cprop): New flag.
28926 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
28927 call to vect_get_new_vect_var.
28929 2007-02-06 Ira Rosen <irar@il.ibm.com>
28931 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
28932 vectype is not NULL.
28933 (vect_pattern_recog_1): Likewise.
28935 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28937 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
28938 (fold_negate_expr): Likewise.
28940 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
28943 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
28944 even if cv-qualification is the same.
28946 2007-02-05 Geoffrey Keating <geoffk@apple.com>
28948 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
28949 __enable_execute_stack on completion.
28951 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28953 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
28954 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
28955 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
28956 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
28957 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
28958 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
28959 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
28960 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
28962 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28964 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
28965 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
28966 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
28967 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
28968 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
28969 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
28970 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
28971 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
28972 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
28973 umuldi3_highpart_rex64, umulsi3_highpart_insn,
28974 umulsi3_highpart_zext, smuldi3_highpart_rex64,
28975 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
28976 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
28977 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
28978 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
28979 sqrtextenddfxf2_i387): Added amdfam10_decode.
28981 * config/i386/athlon.md (athlon_idirect_amdfam10,
28982 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
28983 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
28984 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
28985 athlon_ivector_store_amdfam10): New define_insn_reservation.
28986 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
28989 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28991 * config/i386/athlon.md (athlon_call_amdfam10,
28992 athlon_pop_amdfam10, athlon_lea_amdfam10): New
28993 define_insn_reservation.
28994 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
28995 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
28996 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
28998 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29000 * config/i386/athlon.md (athlon_sseld_amdfam10,
29001 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
29002 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
29004 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29006 * config/i386/athlon.md (athlon_sseins_amdfam10): New
29007 define_insn_reservation.
29008 * config/i386/i386.md (sseins): Added sseins to define_attr type
29009 and define_attr unit.
29010 * config/i386/sse.md: Set type attribute to sseins for insertq
29013 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29015 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
29016 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
29017 ssecomi_load_amdfam10, ssecomi_amdfam10,
29018 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
29019 define_insn_reservation.
29020 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
29022 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29024 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
29025 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
29026 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
29027 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
29028 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
29029 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
29030 define_insn_reservation.
29032 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
29033 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
29034 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
29035 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
29036 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
29038 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29040 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
29041 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
29042 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
29043 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
29044 athlon_ssemul_load_k8): Added amdfam10.
29046 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29048 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
29049 (x86_sse_unaligned_move_optimal): New variable.
29051 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
29053 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
29054 for unaligned vector SSE double/single precision loads for AMDFAM10.
29056 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29058 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
29059 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
29060 Define TARGET_CPU_DEFAULT_amdfam10.
29061 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
29062 (processor_type): Add PROCESSOR_AMDFAM10.
29064 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
29065 processor_type in config/i386/i386.h.
29066 Enable imul peepholes for TARGET_AMDFAM10.
29068 * config.gcc: Add support for --with-cpu option for amdfam10.
29070 * config/i386/i386.c (amdfam10_cost): New variable.
29071 (m_AMDFAM10): New macro.
29072 (m_ATHLON_K8_AMDFAM10): New macro.
29073 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
29074 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
29075 x86_promote_QImode, x86_integer_DFmode_moves,
29076 x86_partial_reg_dependency, x86_memory_mismatch_stall,
29077 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
29078 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
29079 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
29080 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
29081 Enable/disable for amdfam10.
29082 (override_options): Add amdfam10_cost to processor_target_table.
29083 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
29084 processor_alias_table.
29085 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
29086 (ix86_adjust_cost): Add code for amdfam10.
29088 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
29090 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
29091 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
29092 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
29093 * config/i386/i386.h: Add builtin definition for SSE4A.
29094 * config/i386/i386.md: Add support for ABM instructions
29095 (popcnt and lzcnt).
29096 * config/i386/sse.md: Add support for SSE4A instructions
29097 (movntss, movntsd, extrq, insertq).
29098 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
29099 Add -march=amdfam10 flag.
29100 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
29101 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
29103 * doc/extend.texi: Add documentation for SSE4A builtins.
29105 2007-02-05 Bob Wilson <bob.wilson@acm.org>
29107 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
29109 2007-02-05 Richard Guenther <rguenther@suse.de>
29111 * tree-vectorizer.h (vectorizable_function): Add argument type
29112 argument, change return type.
29113 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
29114 * tree-vect-transform.c (vectorizable_function): Handle extra
29115 argument, return vectorized function decl.
29116 (build_vectorized_function_call): Remove.
29117 (vectorizable_call): Handle calls with result and argument types
29118 differing. Handle loop vectorization factor correctly.
29119 * targhooks.c (default_builtin_vectorized_function): Adjust for
29121 * targhooks.h (default_builtin_vectorized_function): Likewise.
29122 * target.h (builtin_vectorized_function): Add argument type
29124 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
29125 extra argument, allow vectorizing of lrintf.
29126 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
29127 documentation of target hook.
29129 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
29132 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
29133 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
29134 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
29136 2007-02-05 Roger Sayle <roger@eyesopen.com>
29138 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
29139 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
29140 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
29141 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
29142 before canonicalizing sincos to cexpi.
29143 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
29145 2007-02-05 Roger Sayle <roger@eyesopen.com>
29147 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
29148 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
29149 (alpha_init_builtins): Use alpha_add_builtins to process tables.
29151 2007-02-05 Roger Sayle <roger@eyesopen.com>
29153 * mips-tfile.c (initialize_init_file): Correct endianness test.
29155 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
29157 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
29158 the 'y' constraint.
29160 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29162 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
29163 saves in a PARALLEL before the register assignments.
29165 2007-02-05 Richard Sandiford <richard@codesourcery.com>
29167 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
29168 DWARF_FRAME_RETURN_COLUMN to be a general register.
29169 * dwarf2out.c (init_return_column_size): New function, split from...
29170 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
29171 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
29172 to be nongeneral registers.
29173 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
29175 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
29176 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
29178 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29180 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
29182 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
29184 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
29185 (remove_path): Use can_remove_branch_p and remove_branch instead
29186 of loop_delete_branch_edge.
29187 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
29188 (tree_transform_and_unroll_loop): Remove dead branches immediately.
29189 Update profile using scale_dominated_blocks_in_loop.
29190 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
29191 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
29192 (can_remove_branch_p, remove_branch): Declare.
29193 * tree-cfg.c (tree_can_remove_branch_p): New function.
29194 (tree_cfg_hooks): Add tree_can_remove_branch_p.
29195 * cfgrtl.c (rtl_can_remove_branch_p): New function.
29196 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
29198 2007-02-05 Jan Hubicka <jh@suse.cz>
29200 PR middle-end/30696
29201 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
29202 nodes in cgraph, don't remove offline copy of the function.
29204 2007-02-04 Jan Hubicka <jh@suse.cz>
29206 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
29207 vectors might cause maybe_lookup_element_for_expr to be called
29208 on non-sra-candidate.
29210 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29212 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
29213 config/bfin/bfin.md, config/bfin/predicates.md: Follow
29214 spelling conventions.
29216 2007-02-04 Richard Guenther <rguenther@suse.de>
29218 PR middle-end/30636
29219 * fold-const.c (try_move_mult_to_index): Make sure to not
29220 overflow one dimension of a multi-dimensional array access.
29222 2007-02-04 Jan Hubicka <jh@suse.cz>
29224 * passes.c (init_optimization_passes): Reindent.
29226 2007-02-04 Jan Hubicka <jh@suse.cz>
29227 Eric Botcazou <ebotcazou@adacore.com>
29229 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
29230 (execute_fixup_cfg): Break out the abnormal goto code.
29231 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
29232 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
29233 (optimize_inline_calls): Call make_nonlocal_label_edges.
29235 2007-02-04 Jan Hubicka <jh@suse.cz>
29237 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
29238 true when something was changed.
29239 (rename_ssa_copies): When something was changed, do
29240 TODO_remove_unused_locals.
29241 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
29242 add TODO_remove_unused_locals when instruction was removed.
29244 2007-02-04 Jan Hubicka <jh@suse.cz>
29246 * ipa-inline.c (try_inline): Improve debug output; work on already
29248 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
29249 call try_inline for already inlined edges too when flattening;
29250 inline also functions that make callee growth but overall unit size
29253 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29255 * config/m32c/bitops.md, config/m32c/jump.md,
29256 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
29257 config/m32r/m32r.h, config/m32r/m32r.md,
29258 config/m32r/predicates.md, config/m68hc11/larith.asm,
29259 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
29260 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
29261 config/mips/mips-protos.h, config/mips/mips.c,
29262 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
29263 config/mn10300/mn10300.h, config/mn10300/predicates.md,
29264 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
29265 spelling conventions.
29267 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
29268 Follow spelling conventions.
29270 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
29272 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
29273 warn about C++0x compatibility.
29275 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
29277 * config/h8300/h8300.c, config/h8300/h8300.h,
29278 config/h8300/h8300.md: Follow spelling conventions.
29280 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
29282 PR middle-end/30667
29283 * combine.c (try_combine): Do not substitute source operand
29284 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
29286 2007-02-03 Jan Hubicka <jh@suse.cz>
29288 PR gcov-profile/30650
29289 * value-prof.c (stringop_block_profile): Fix handling of size counter;
29290 do not divide by zero for never executed counters.
29291 (tree_find_values_to_profile): Fix counters.
29292 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
29294 2007-02-03 Ian Lance Taylor <iant@google.com>
29296 * lower-subreg.c (simple_move_operand): New static function,
29297 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
29299 (simple_move): Call simple_move_operand.
29300 (find_decomposable_subregs): Add special handling of MEMs.
29301 (can_decompose_p): Rename from cannot_decompose_p. Reverse
29302 meaning of return value. If we see a hard register, test whether
29303 it can store a word_mode value. Change all callers.
29305 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29307 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
29308 ftrapv insns and expanders.
29309 (subdi3): Change define_expand operand 1 to arith11_operand, and
29310 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
29311 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
29312 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
29315 PR middle-end/30174
29316 * varasm.c (notice_global_symbol): Treat global objects as weak when
29317 flag_shlib is true.
29319 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29321 * emit-rtl.c (dconstpi): Delete.
29322 (dconstsqrt2): New.
29323 (init_emit_once): Delete dconstpi and init dconstsqrt2.
29324 * real.h (dconstpi): Delete.
29325 (dconstsqrt2): New.
29326 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
29327 (fold_builtin_hypot): Likewise.
29329 2007-02-03 Tom Tromey <tromey@redhat.com>
29332 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
29333 -gcoff3, -gxcoff3, -gvms3 implies -dD.
29335 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
29337 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
29338 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
29339 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
29340 config/rs6000/cell.md, config/rs6000/darwin.h,
29341 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
29342 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
29343 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
29344 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
29345 typos. Follow spelling conventions.
29346 * doc/invoke.texi: Follow spelling conventions.
29348 2007-02-03 Roger Sayle <roger@eyesopen.com>
29350 * simplify-rtx.c (simplify_relational_operation_1): Implement some
29351 canonicalization transformations that attempt to simplify integer
29352 constant comparisons to become comparisons against zero.
29354 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29356 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
29358 * fold-const.c (fold_binary): Fix comment typos. Fold complex
29359 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
29361 2007-02-02 Mike Stump <mrs@apple.com>
29363 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
29364 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
29365 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
29366 generate a branch island.
29368 2007-02-02 Bob Wilson <bob.wilson@acm.org>
29370 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
29371 (xtensa_legitimate_address_p): New.
29372 (xtensa_legitimize_address): New.
29373 (xtensa_output_addr_const_extra): New.
29374 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
29376 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
29377 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
29378 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
29379 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
29380 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
29381 (xtensa_legitimize_address): New.
29382 (xtensa_output_addr_const_extra): New.
29384 2007-02-02 Steve Ellcey <sje@cup.hp.com>
29386 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
29388 2007-02-02 Ian Lance Taylor <iant@google.com>
29390 * expmed.c (expand_divmod): Add comment.
29392 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
29394 * emit-rtl.c (renumber_insns): Remove.
29395 * flags.h: Remove the extern for flag_renumber_insns.
29396 * rtl.h: Remove the prototype for renumber_insns.
29397 * toplev.c (flag_renumber_insns): Remove.
29399 2007-02-02 Hui-May Chang <hm.chang@apple.com>
29401 Revert for x86 darwin:
29402 2005-06-19 Uros Bizjak <uros@kss-loka.si>
29404 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
29405 code before the following patch under TARGET_MACHO.
29406 (ix86_function_value_regno_p): Likewise.
29408 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29410 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
29413 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
29416 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
29417 loads to general or fp registers. Add comments.
29418 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
29420 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
29422 * pointer-set.c (insert_aux): Only return insertion slot.
29423 (pointer_set_insert): Adjust.
29424 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
29425 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
29426 pointer_map_traverse): New.
29427 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
29428 pointer_map_create, pointer_map_destroy, pointer_map_insert,
29429 pointer_map_contains, pointer_map_traverse): Declare.
29431 2007-02-02 Jakub Jelinek <jakub@redhat.com>
29433 PR middle-end/30473
29434 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
29435 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
29437 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
29439 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
29441 (struct _dep): New type.
29442 (dep_t): New typedef.
29443 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
29444 (DEP_STATUS): New access macro. The macro with the same name was
29445 renamed to DEP_LINK_STATUS.
29446 (dep_init): Declare function
29448 (struct _dep_link): New type.
29449 (dep_link_t): New typedef.
29450 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
29451 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
29452 (DEP_LINK_STATUS): New macro.
29453 (debug_dep_links): New debug function.
29455 (struct _deps_list): New type.
29456 (deps_list_t): New typedef.
29457 (DEPS_LIST_FIRST): New access macro.
29458 (FOR_EACH_DEP_LINK): New cycle macro.
29459 (create_deps_list, free_deps_list, delete_deps_list): Declare
29461 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
29462 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
29463 (copy_deps_list_change_con): Ditto.
29465 (move_dep_link): Declare function.
29467 (struct _dep_node): New type.
29468 (dep_node_t): New typedef.
29469 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
29471 (struct haifa_insn_data.back_deps): New field to hold backward
29472 dependencies of the insn.
29473 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
29475 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
29476 Change its type to deps_list_t.
29477 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
29478 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
29479 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
29481 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
29483 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
29485 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
29487 (dep_cost): Declare.
29489 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
29490 (ds_to_dk, dk_to_ds): New functions.
29492 (init_dep_1): New static function.
29493 (init_dep): New function.
29494 (copy_dep): New static function.
29496 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
29498 (detach_dep_link): New static function.
29499 (move_dep_link): New function.
29501 (dep_links_consistent_p, dump_dep_links): New static functions.
29502 (debug_dep_links): New debugging function.
29504 (deps_obstack, dl_obstack, dn_obstack): New static variables.
29506 (alloc_deps_list, init_deps_list): New static functions.
29507 (create_deps_list): New function.
29508 (clear_deps_list): New static function.
29509 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
29510 (deps_list_consistent_p, dump_deps_list): New static functions.
29511 (debug_deps_list): New function.
29512 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
29514 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
29516 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
29517 use new scheduler dependencies lists.
29518 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
29519 (sched_analyze): Ditto. Initialize dependencies lists.
29520 (add_forw_dep, compute_forward_dependences): Update to use new
29521 scheduler dependencies lists.
29523 (init_dependency_caches): Init deps_obstack.
29524 (free_dependency_caches): Free deps_obstack.
29526 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
29527 new scheduler dependencies lists.
29528 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
29529 (add_back_forw_dep, delete_back_forw_dep): Ditto.
29531 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
29532 Update to use new scheduler dependencies lists.
29533 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
29534 (debug_dependencies): Ditto.
29535 (schedule_region): Update comments.
29537 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
29538 scheduler dependencies lists.
29539 (schedule_ebb): Update comments.
29541 * rtl.def (DEPS_LIST): Remove.
29543 * lists.c (unused_deps_list): Remove.
29544 (free_list): Update assertions.
29546 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
29547 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29549 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
29550 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
29552 * haifa-sched.c (comments): Update.
29553 (insn_cost1): Remove. Inline the code into insn_cost ().
29554 (insn_cost): Update to use new scheduler dependencies lists. Move
29555 processing of the dependency cost to dep_cost ().
29556 (dep_cost): New function. Use it instead of insn_cost () when
29557 evaluating cost of the dependency. Use compatible interface to
29558 interact with the target.
29559 (priority): Update to use new scheduler dependencies lists.
29560 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
29561 with greater number of insns that depend on the insn.
29562 (schedule_insn): Update to use new scheduler dependencies lists. Add
29563 code to free backward dependencies lists. Inline and optimize code
29564 from resolve_dep () - see PR28071.
29565 (ok_for_early_queue_removal): Update to use new scheduler dependencies
29566 lists. Update call to targetm.sched.is_costly_dependence hook.
29568 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
29569 scheduler dependencies lists.
29571 (resolve_dep): Remove. Move the logic to schedule_insn ().
29572 (init_h_i_d): Initialize dependencies lists.
29574 (process_insn_depend_be_in_spec): Rename to
29575 process_insn_forw_deps_be_in_spec. Update to use new scheduler
29576 dependencies lists.
29577 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
29578 Update to use new scheduler dependencies lists.
29579 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
29581 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
29582 new scheduler dependencies lists.
29583 (build_intra_loop_deps): Ditto.
29585 * target.h (struct _dep): Declare to use in
29586 gcc_target.sched.is_costly_dependence.
29587 (struct gcc_target.sched.adjust_cost): Fix typo.
29588 (struct gcc_target.sched.is_costly_dependence): Change signature to
29589 use single dep_t parameter instead of an equivalent triad.
29590 (struct gcc_target.sched.adjust_cost_2): Remove.
29592 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
29594 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
29596 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
29598 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
29600 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
29601 (REG_DEP_TRUE): Document.
29603 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
29604 Change signature to correspond to the targetm.sched.adjust_cost hook.
29605 Update use in TARGET_SCHED_ADJUST_COST_2.
29606 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
29607 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
29608 new scheduler dependencies lists.
29609 (ia64_gen_check): Ditto.
29611 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
29612 scheduler dependencies lists.
29614 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
29615 signature to correspond to the targetm.sched.is_costly_dependence hook.
29616 (is_costly_group): Update to use new scheduler dependencies lists.
29618 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
29619 instead of INSN_COST () macro.
29621 2007-02-01 Ian Lance Taylor <iant@google.com>
29623 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
29625 2007-02-01 Guy Martin <gmsoft@gentoo.org>
29627 * pa.md (tp_load): Correct mfctl instruction syntax.
29629 2007-02-01 Geoffrey Keating <geoffk@apple.com>
29631 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
29632 altivec_padding_size calculation on AIX. Improve comment, add
29633 assert to verify that it's right.
29635 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
29638 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
29640 PR inline-asm/28686
29641 * global.c (global_alloc): Add mising initialization of
29644 2007-02-01 Roger Sayle <roger@eyesopen.com>
29646 * alias.c (init_alias_analysis): Correct whitespace.
29647 * bb-reorder.c (fix_edges_for_rarely_executed_code,
29648 partition_hot_cold_basic_blocks): Likewise.
29649 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
29650 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
29651 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
29652 fold_builtin_snprintf_chk, fold_builtin_printf,
29653 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
29654 do_mpfr_arg3, do_mpfr_sincos): Likewise.
29655 * cfgcleanup.c (cleanup_cfg): Likewise.
29656 * cfgexpand.c (tree_expand_cfg): Likewise.
29657 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
29658 * function.c (get_next_funcdef_no): Likewise.
29659 * gengtype.c (main): Likewise.
29660 * genmodes.c (main): Likewise.
29661 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
29662 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
29663 * ifcvt.c (noce_emit_move_insn): Likewise.
29664 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
29666 * stor-layout.c (get_best_mode): Likewise.
29667 * tree-ssa-loop-niter.c (get_val_for): Likewise.
29668 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
29669 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
29670 perform_var_substitution, solve_graph): Likewise.
29671 * tree-vrp.c (vrp_finalize): Likewise.
29673 2007-02-01 Ian Lance Taylor <iant@google.com>
29675 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
29676 high part of a paradoxical subreg, return a constant zero.
29678 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
29680 * toplev.c (lang_dependent_init): Call init_set_costs.
29681 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
29683 2007-02-01 Richard Guenther <rguenther@suse.de>
29685 PR middle-end/30656
29686 * fold-const.c (fold_negate_expr): Allow negating a
29687 constant if overflow does not change.
29689 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29691 * doc/c-tree.texi (Expression trees): Improve markup.
29692 * doc/tm.texi (Register Classes, Addressing Modes)
29693 (Floating Point): Fix spacing after abbreviations. Fix some
29696 2007-02-01 Ben Elliston <bje@au.ibm.com>
29698 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
29699 * doc/contrib.texi: Likewise.
29700 * doc/install.texi: Likewise.
29702 2007-01-31 Richard Henderson <rth@redhat.com>
29703 Ian Lance Taylor <iant@google.com>
29705 * lower-subreg.c: New file.
29706 * rtl.def (CONCATN): Define.
29707 * passes.c (init_optimization_passes): Add pass_lower_subreg and
29708 pass_lower_subreg2.
29709 * emit-rtl.c (update_reg_offset): New static function, broken out
29710 of gen_rtx_REG_offset.
29711 (gen_rtx_REG_offset): Call update_reg_offset.
29712 (gen_reg_rtx_offset): New function.
29713 * regclass.c: Revert patch of 2006-03-05, restoring
29715 (clear_reg_info_regno): New function.
29716 * dwarf2out.c (concatn_loc_descriptor): New static function.
29717 (loc_descriptor): Handle CONCATN.
29718 * common.opt (fsplit_wide_types): New option.
29719 * opts.c (decode_options): Set flag_split_wide_types when
29721 * timevar.def (TV_LOWER_SUBREG): Define.
29722 * rtl.h (gen_reg_rtx_offset): Declare.
29723 (reg_scan_update): Declare.
29724 * regs.h (clear_reg_info_regno): Declare.
29725 * tree-pass.h (pass_lower_subreg): Declare.
29726 (pass_lower_subreg2): Declare.
29727 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
29728 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
29729 -fsplit-wide-types.
29730 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
29731 * Makefile.in (OBJS-common): Add lower-subreg.o.
29732 (lower-subreg.o): New target.
29734 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29736 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
29738 2007-01-31 Anatoly Sokolov <aesok@post.ru>
29741 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
29743 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29745 PR middle-end/29335
29746 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
29748 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
29750 * cfgloop.h: Include vec-prim.h.
29751 (enum li_flags): Remove LI_ONLY_OLD.
29752 (loop_iterator): Changed.
29753 (fel_next, fel_init): Iterate over loop tree.
29754 (FOR_EACH_LOOP_BREAK): New macro.
29755 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
29757 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
29758 * modulo-sched.c (sms_schedule): Ditto.
29759 * tree-vectorizer.c (vectorize_loops): Ditto.
29760 * doc/loop.texi: Update information on loop numbering and behavior of
29761 FOR_EACH_LOOP wrto new loops.
29762 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
29763 add_to_evolution_1): Test nestedness of loops instead of comparing
29765 * tree-chrec.c (chrec_fold_plus_poly_poly,
29766 chrec_fold_multiply_poly_poly, chrec_evaluate,
29767 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
29768 reset_evolution_in_loop): Ditto.
29769 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
29771 2007-01-31 Dirk Mueller <dmueller@suse.de>
29773 * c-common.c (warn_about_parentheses): Separate warning about
29774 un-parenthized sequence of comparison operators from the one
29775 which is supposed to warn about x <= y <= z.
29777 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
29779 * optabs.h (enum optab_index): Add new OTI_isinf.
29780 (isinf_optab): Define corresponding macro.
29781 * optabs.c (init_optabs): Initialize isinf_optab.
29782 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
29784 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
29785 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
29787 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
29788 expand_builtin_interclass_mathfn.
29789 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
29790 * config/i386/i386.md (UNSPEC_FXAM): New constant.
29791 (fxam<mode>2_i387): New insn pattern.
29792 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
29793 built-in functions as x87 inline asm.
29795 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29797 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
29799 2007-01-30 Eric Christopher <echristo@apple.com>
29801 * config.gcc: Add geode.
29803 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
29805 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
29806 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
29807 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
29808 value-prof.c: Fix comment typos.
29810 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29813 * doc/invoke.texi (Wpointer-arith): Document warning.
29815 2007-01-30 Janis Johnson <janis187@us.ibm.com>
29817 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
29818 the list of discrepancies from the draft TR.
29820 2007-01-30 Dirk Mueller <dmueller@suse.de>
29823 * doc/invoke.texi (-Wreturn-type): Update description to
29824 match new behavior.
29826 2007-01-30 Richard Sandiford <richard@codesourcery.com>
29828 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
29830 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
29832 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
29833 to handle optabs that operate on floating point input argument and
29834 output to integer output.
29835 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
29836 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
29837 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
29838 expand_builtin_interclass_mathfn ().
29839 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
29840 (ilogbsi2): Remove.
29841 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
29842 ilogbl built-in functions as x87 intrinsics.
29844 2007-01-30 Richard Guenther <rguenther@suse.de>
29846 PR middle-end/27657
29847 * dwarf2out.c (reference_to_unused): Query varpool if the
29848 variable was output.
29850 2007-01-30 Richard Guenther <rguenther@suse.de>
29852 PR middle-end/30313
29853 * passes.c (execute_one_pass): Reset in_gimple_form to not
29854 confuse non-unit-at-a-time mode.
29856 2007-01-29 Roger Sayle <roger@eyesopen.com>
29857 Richard Guenther <rguenther@suse.de>
29859 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
29860 avoid undefined behaviour on overflow. Use force_fit_type_double
29861 to construct the constant with the specified TREE_OVERFLOW.
29863 2007-01-29 Janis Johnson <janis187@us.ibm.com>
29865 * config/dfp-bit.c: Add parameterized support for fp exceptions.
29866 * config/dfp-bit.h: Ditto.
29868 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29870 * c-decl.c (pop_scope): Replace warnings with call to
29871 warn_for_unused_label.
29872 * c-common.h (warn_for_unused_label): Declare.
29873 * c-common.c (warn_for_unused_label): Define.
29875 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29877 * tree-optimize.c (update_inlined_to_pointers): Delete unused
29880 2007-01-29 Janis Johnson <janis187@us.ibm.com>
29882 * Makefile.in (USER_H): Remove decfloat.h.
29883 * ginclude/decfloat.h: Delete, moving contents to ...
29884 * ginclude/float.h: Add support for decimal floating point,
29885 guarded by __STDC_WANT_DEC_FP__.
29887 2007-01-29 Mike Stump <mrs@apple.com>
29889 * doc/gccint.texi (Top): Rename Loop Representation to Loop
29890 Analysis and Representation to resolve case insensitive conflict.
29891 * doc/loop.texi (Loop Analysis and Representation): Likewise.
29893 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
29895 * tree.h (struct tree_memory_tag): Add aliases member.
29896 (MTAG_ALIASES): New macro.
29897 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
29898 (add_may_alias): Remove pointer-set. Update for may_aliases being
29900 (mark_aliases_call_clobbered): Update for may_aliases being a
29902 (compute_tag_properties): Ditto.
29903 (create_partition_for): Ditto.
29904 (compute_memory_partitions): Ditto.
29905 (dump_may_aliases_for): Ditto.
29906 (is_aliased_with): Ditto.
29907 (add_may_alias_for_new_tag): Ditto.
29908 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
29909 (compute_is_aliased): New function.
29910 (compute_may_aliases): Call compute_is_aliased).
29911 (init_alias_info): Initialize alias_bitmap_obstack.
29912 (union_alias_set_into): New function.
29913 (compute_flow_sensitive_aliasing): Use union_aliases_into.
29914 (have_common_aliases_p): Rewrite to take two bitmaps and use
29916 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
29917 Update for bitmaps.
29918 (finalize_ref_all_pointers): Update for add_may_alias changes.
29919 (new_type_alias): Ditto.
29920 * tree-flow-inline.h (may_aliases): Return a bitmap.
29921 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
29922 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
29923 may_aliases being a bitmap.
29924 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
29925 may_aliases now returns a bitmap.
29926 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
29928 * tree-ssa-operands.c (add_virtual_operand): Update for
29929 may_aliases being a bitmap.
29931 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
29933 PR tree-optimization/30630
29934 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
29935 variable as changed.
29937 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
29940 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
29941 expanded only once even if an error occurs.
29943 2007-01-29 Ben Elliston <bje@au.ibm.com>
29945 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
29946 (__gcov_average_profiler): Likewise.
29947 (__gcov_ior_profiler): Likewise.
29948 (__gcov_merge_ior): Likewise.
29950 2007-01-28 Jan Hubicka <jh@suse.cz>
29952 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
29953 * value-prof.c (stringop_block_profile): Likewise.
29955 2007-01-28 Jan Hubicka <jh@suse.cz>
29957 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
29958 Add variant handling histograms; add wrapper.
29959 (clear_storage_via_libcall): Export.
29960 (emit_block_move_hints): Break out from ...; add histograms.
29961 (emit_block_move): ... this one.
29962 (clear_storage_hints): Break out from ...; add histograms.
29963 (clear_storage): ... this one.
29964 (set_storage_via_memset): Handle histogram.
29965 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
29966 (clear_storage_hints, clear_storage_via_libcall): Declare.
29967 (set_storage_via_setmem): Update prototype.
29968 * doc/md.texi (movmem, setmem): Document new arguments.
29970 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
29971 Add new histograms.
29972 (stringop_block_profile): New global function.
29973 (tree_stringops_values_to_profile): Profile block size and alignment.
29974 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
29976 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
29977 (stringop_block_profile): Declare.
29978 * builtins.c: Include value-prof.h.
29979 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
29980 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
29981 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
29982 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
29983 * profile.c (instrument_values): Add new counters.
29984 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
29986 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
29987 (tree_init_edge_profiler): Build new profilers.
29988 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
29989 (pass_tree_profile): Add dump.
29990 (tree_profile_hooks): Update.
29991 * Makefile.in (LIBGCOV): Add new constants.
29992 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
29993 __gcov_ior_profiler): New.
29994 * i386.md (movmem/setmem expanders): Add new optional arguments.
29996 2007-01-28 David Edelsohn <edelsohn@gnu.org>
29998 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
30000 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30002 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
30003 (tree_unswitch_single_loop): Pass eni_size_weights to
30004 tree_num_loop_insns.
30005 * tree-ssa-loop-manip.c: Include tree-inline.h.
30006 (can_unroll_loop_p): Pass eni_size_weights to
30007 tree_num_loop_insns.
30008 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
30009 Pass eni_size_weights to estimate_num_insns.
30010 * tree.h (init_inline_once): Export.
30011 * toplev.c (backend_init): Call init_inline_once.
30012 * cgraphunit.c (cgraph_process_new_functions,
30013 cgraph_analyze_function): Pass eni_inlining_weights to
30014 estimate_num_insns.
30015 * ipa-inline.c (compute_inline_parameters): Ditto.
30016 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
30017 to estimate_num_insns.
30018 (try_unroll_loop_completely): Pass eni_size_weights to
30019 tree_num_loop_insns.
30020 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
30021 ot estimate_num_insns.
30022 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
30023 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
30024 * tree-inline.c (eni_inlining_weights, eni_size_weights,
30025 eni_time_weights): New variables.
30026 (init_inline_once): Initialize them.
30027 (struct eni_data): Mew.
30028 (estimate_num_insns_1, estimate_num_insns): Use weights.
30029 * tree-inline.h (struct eni_weights_d): New.
30030 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
30031 (estimate_num_insns): Declaration changed.
30032 * cfgloop.h (tree_num_loop_insns): Declaration changed.
30033 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
30034 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
30036 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
30038 * tree-data-ref.c (conflict_fn): Assert that the number of affine
30039 relations in the conflict function is valid.
30041 2007-01-27 Ian Lance Taylor <iant@google.com>
30043 * common.opt: Add fstrict-overflow.
30044 * opts.c (decode_options): Set flag_strict_overflow if -O2.
30045 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
30046 (TYPE_OVERFLOW_UNDEFINED): Define.
30047 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
30049 * tree.h (TYPE_TRAP_SIGNED): Don't define.
30050 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
30051 (fold_negate_expr): Likewise.
30052 (make_range): Likewise.
30053 (extract_muldiv_1): Likewise.
30054 (maybe_canonicalize_comparison): Likewise.
30055 (fold_comparison): Likewise.
30056 (fold_binary): Likewise.
30057 (tree_expr_nonnegative_p): Likewise.
30058 (tree_expr_nonzero_p): Likewise.
30059 * tree-vrp.c (compare_values): Likewise.
30060 (extract_range_from_binary_expr): Likewise.
30061 (extract_range_from_unary_expr): Likewise.
30062 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
30064 (nowrap_type_p): Likewise.
30065 * tree-scalar-evolution.c (simple_iv): Likewise.
30066 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
30067 (build_range_check): Likewise.
30068 (extract_muldiv_1): Likewise.
30069 (fold_comparison): Likewise.
30070 * tree-vrp.c (vrp_int_const_binop): Likewise.
30071 (extract_range_from_unary_expr): Likewise.
30072 * convert.c (convert_to_integer): Likewise.
30073 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
30074 (fold_comparison): Likewise.
30075 (fold_binary): Likewise.
30076 * optabs.c (optab_for_tree_code): Likewise.
30077 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
30078 * simplify-rtx.c (simplify_const_relational_operation): Check
30079 flag_strict_overflow and flag_trapv.
30080 (simplify_const_relational_operation): Likewise.
30081 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
30082 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
30085 2007-01-27 Roger Sayle <roger@eyesopen.com>
30087 * tree.c (tree_fold_gcd): Delete.
30088 * tree.h (tree_fold_gcd): Remove prototype.
30089 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
30090 test whether one constant integer is a multiple of another. Instead
30091 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
30092 * fold-const.c (multiple_of_p): We've determined both TOP and
30093 BOTTOM are integer constants so we can call int_const_binop directly
30094 instead of the more generic const_binop.
30096 2007-01-27 Roger Sayle <roger@eyesopen.com>
30098 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
30099 1*X check that the constant hasn't overflowed, to preserve the
30101 (round_up): Provide an efficient implementation when rouding-up an
30102 INTEGER_CST to a power-of-two.
30104 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
30106 * doc/sourcebuild.texi: Add comma for clarity.
30107 * doc/extend.texi: Fix some typos.
30108 * doc/passes.texi: Likewise.
30109 * doc/cppinternals.texi: Likewise.
30110 * doc/c-tree.texi: Likewise.
30111 * doc/tree-ssa.texi: Likewise.
30112 * doc/install.texi: Likewise.
30114 2007-01-27 Jan Hubicka <jh@suse.cz>
30116 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
30117 (pass_sra): Do not require alias information.
30118 * passes.c (init_optimization_passes): Add SRA
30120 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
30122 * tracer.c (rest_of_handle_tracer): We already cleaned
30123 up the CFG in tracer() so don't do it here again.
30124 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
30125 cleanup_cfg here, either. And don't call renumber_insns.
30127 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
30128 and BB_HEAD are in the insn stream here. Instead make sure
30129 that BB_INSN is valid on all insns. Also, do check here that
30130 there are no pending branch predictions...
30131 (rtl_verify_flow_info): ...instead of doing it here. Checks
30132 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
30135 2007-01-26 Roger Sayle <roger@eyesopen.com>
30137 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
30138 function to simplify/factorize operand order canonicalization.
30139 (ix86_fixup_binary_operands): Reorganize using the above function.
30140 (ix86_binary_operator_ok): Likewise.
30142 2007-01-27 Jakub Jelinek <jakub@redhat.com>
30144 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
30145 file scope from optimize_attrs.
30146 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
30148 (optimize_attrs): Clear insn_code_values after freeing it.
30150 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30152 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
30153 a parts.base assignment.
30155 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
30157 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
30158 (compute_subscript_distance, initialize_data_dependence_relation,
30159 finalize_ddr_dependent, analyze_ziv_subscript,
30160 analyze_siv_subscript_cst_affine,
30161 compute_overlap_steps_for_affine_univar,
30162 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
30163 analyze_siv_subscript, analyze_miv_subscript,
30164 analyze_overlapping_iterations, subscript_dependence_tester_1,
30165 compute_self_dependence, free_dependence_relation): Work
30166 with affine_fn instead of chrecs.
30167 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
30168 common_affine_function, affine_function_base,
30169 affine_function_constant_p, affine_fn_op, affine_fn_plus,
30170 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
30171 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
30172 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
30173 (all_chrecs_equal_p): Removed.
30174 * tree-data-ref.h (affine_fn, conflict_function): New types.
30175 (struct subscript): Change type of conflicting_iterations_in_a
30176 and conflicting_iterations_in_b.
30178 2007-01-26 Steve Ellcey <sje@cup.hp.com>
30181 * config/pa/pa.h (TARGET_HPUX_11): New.
30182 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
30183 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
30185 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
30186 Richard Guenther <rguenther@suse.de>
30188 * tree-ssa-structalias.c (solve_graph): Handle case
30189 we merged the variable to another.
30191 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30193 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
30196 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
30197 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
30199 2007-01-25 DJ Delorie <dj@redhat.com>
30201 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
30202 allow changes to modes which don't fit in those registers.
30204 * reload1.c (choose_reload_regs): Check for invalid subregs before
30205 computing their locations, not after.
30207 2007-01-25 Geoffrey Keating <geoffk@apple.com>
30210 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
30211 save Altivec registers in an eh_return function.
30212 (compute_vrsave_mask): Likewise.
30213 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
30214 for saving Altivec registers.
30215 (rs6000_emit_prologue): Don't allocate stack twice in
30216 eh_return function. Correct expected value of altivec_save_offset
30217 when using save_world. Describe save of R0 to stack when using
30218 save_world. Describe stack pointer adjustment when using
30219 save_world. Remove duplicated eh_return parameter register saving.
30220 Update sp_offset variable after save_world.
30221 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
30223 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
30224 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
30227 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30229 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
30231 2007-01-25 Steve Ellcey <sje@cup.hp.com>
30234 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
30235 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
30237 2007-01-25 Richard Guenther <rguenther@suse.de>
30239 * doc/invoke.texi (-Wcoverage-mismatch): Document.
30240 * common.opt (-Wcoverage-mismatch): New warning option.
30241 * coverage.c (get_coverage_counts): Ignore coverage mismatch
30242 if -Wcoverage-mismatch is given.
30244 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
30246 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
30247 (ipcp_driver): Change to static definition.
30248 Add dumping of the ifunctions.
30249 (constant_val_insert): Remove unused parameter. Support for SSA.
30250 (ipcp_propagate_const): Support for SSA.
30251 (ipcp_profile_bb_print): Print only analyzed nodes.
30252 (ipcp_replace_map_create): Remove support for Fortran constant
30254 * ipa-prop.c (ipa_method_modify_stmt,
30255 ipa_callsite_compute_param): Support for SSA.
30256 * ipa-prop.h (ipcp_driver): Remove declaration.
30257 (IS_VALID_TREE_MAP_INDEX): Add define.
30259 2007-01-24 Geoffrey Keating <geoffk@apple.com>
30261 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
30263 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30265 PR middle-end/30447
30266 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
30267 constant argument to cabs and do it without checking for
30268 -funsafe-math-optimizations.
30270 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
30272 * c-common.h (RID_FIRST_CXX0X): New.
30273 (RID_LAST_CXX0X): New.
30274 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
30276 * c.opt (Wc++0x-compat): New.
30277 * doc/invoke.texi (-Wc++0x-compat): Document.
30279 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30281 * builtins.c (fold_builtin_carg): New.
30282 (fold_builtin_1): Use it.
30284 2007-01-24 Jan Hubicka <jh@suse.cz>
30286 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
30288 * ipa-inline.c (initial_insns, max_insns): Delete.
30289 (compute_max_insns): New function.
30290 (cgraph_decide_inlining_of_small_function): Use it; take minimal
30291 amount of insns as base for code growth.
30292 (cgraph_decide_inlining): Make initial_insns local; do not compute
30294 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
30295 * doc/invoke.texi (inline-unit-growth): Update docs.
30297 2007-01-24 Jakub Jelinek <jakub@redhat.com>
30299 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
30300 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
30301 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
30302 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
30303 for CPUs that have PTA_CX16 set.
30305 PR middle-end/27416
30306 * gimplify.c (omp_check_private): New function.
30307 (gimplify_scan_omp_clauses): Use it for
30308 firstprivate/lastprivate/reduction.
30310 PR middle-end/30494
30311 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
30312 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
30314 PR middle-end/30421
30315 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
30316 If lower_lastprivate_clauses emits some statements, append them
30317 to dlist rather than body_p and to body_p append an initializer.
30318 (lower_omp_for): Adjust caller.
30320 2007-01-24 Steve Ellcey <sje@cup.hp.com>
30322 * target.h (globalize_decl_name): New.
30323 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30324 * output.h (default_globalize_decl_name): New.
30325 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
30327 (globalize_decl): Ditto.
30328 (default_globalize_decl_name): New.
30329 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
30330 (ia64_handle_version_id_attribute): New.
30331 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
30332 (ia64_asm_output_external): Use globalize_decl_name instead
30333 of globalize_label.
30334 * doc/extend.texi (version_id): New pragma.
30335 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
30337 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
30339 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
30340 _uleb128_t and _Unwind_SWord with _sleb128_t.
30341 * unwind-dw2.c (extract_cie_info, execute_stack_op,
30342 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
30344 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
30345 * unwind-pe.h (read_uleb128, read_sleb128,
30346 read_encoded_value_with_base): Likewise.
30347 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
30349 2007-01-24 Richard Guenther <rguenther@suse.de>
30351 * builtins.c (expand_builtin_cexpi): Get the fndecl
30352 for cexp in the correct way.
30354 2007-01-24 Jan Hubicka <jh@suse.cz>
30356 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
30359 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
30361 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
30362 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
30363 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
30364 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
30365 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
30366 __SIZEOF_PTRDIFF_T__.
30367 * doc/cpp.texi: Documentation for the new builtin macros added.
30369 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
30371 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
30372 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
30373 instead of operands[2] to avoid access past the end of array.
30375 2007-01-24 Richard Sandiford <richard@codesourcery.com>
30377 * reload1.c (emit_reload_insns): Pass the reload register
30378 for a non-spill output reload through forget_old_reloads_1.
30380 2007-01-23 Joseph Myers <joseph@codesourcery.com>
30382 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
30383 _SOFT_DOUBLE if doubles use software floating-point.
30384 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
30385 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
30386 * config/rs6000/darwin-ldouble.c: Also compile functions for
30387 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
30388 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
30389 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
30390 commented-out long double override.
30391 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
30392 * config/rs6000/eabispe.h: Likewise.
30393 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
30394 long double for non-SPE.
30395 (rs6000_handle_option): Likewise.
30396 (invalid_e500_subreg): Disallow more subregs involding DImode,
30397 DFmode, TImode or TFmode.
30398 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
30400 (legitimate_lo_sum_address_p): Also check for TFmode for E500
30402 (rs6000_legitimize_address): Also handle TFmode for E500 double.
30403 (rs6000_legitimize_reload_address): Also handle TFmode for E500
30405 (rs6000_legitimate_address): Also check for TFmode for E500
30407 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
30408 (spe_build_register_parallel): Handle TFmode and TCmode.
30409 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
30411 (function_arg): Handle TFmode and TCmode for E500 double.
30412 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
30414 (print_operand): Handle TFmode and TImode for %y.
30415 (rs6000_generate_compare): Handle TFmode comparisons for E500
30417 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
30418 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
30419 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
30420 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
30421 TFmode for E500 double.
30422 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
30423 (floatsidf2): Enable for E500 double.
30424 (movtf_softfloat): Use rs6000_nonimmediate_operand.
30425 (extenddftf2): Change to extenddftf2_fprs.
30426 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
30427 depending on TARGET_E500_DOUBLE.
30428 (extendsftf2): Enable for E500 double.
30429 (trunctfdf2): Enable for E500 double.
30430 (trunctfsf2): Change to trunctfsf2_fprs.
30431 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
30432 depending on TARGET_E500_DOUBLE.
30433 (floatsitf2): Enable for E500 double.
30434 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
30435 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
30436 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
30437 (negtf2): Change to negtf2_internal.
30438 (negtf2): New expander.
30439 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
30440 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
30441 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
30442 (movdi_internal32): Use rs6000_nonimmediate_operand.
30443 (unnamed splitter): Likewise.
30444 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
30445 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
30446 (SPE64TF, DITI): New mode macros.
30447 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
30450 (frob_<mode>_di_2): New.
30451 (frob_tf_di_8_2): New.
30452 (frob_di_df): Change to frob_di_<mode>; allow more modes.
30454 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
30456 (frob_ti_<mode>_8_2): New.
30457 (frob_ti_tf_2): New.
30458 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
30459 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
30461 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
30462 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
30463 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
30464 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
30465 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
30466 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
30469 2007-01-23 Ian Lance Taylor <iant@google.com>
30471 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
30473 (OBJS-archive): Reformat, alphabetize.
30474 (OBJS): Change out_object_file to OBJS-md.
30476 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
30478 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
30479 JUMP_P and CALL_P predicates where applicable.
30480 * config/i386/i386.c: Ditto.
30481 * config/i386/i386.md: Ditto.
30482 * config/i386/mmx.md: Ditto.
30483 * config/i386/predicates.md: Ditto.
30485 2007-01-22 Andreas Schwab <schwab@suse.de>
30487 * config/m68k/m68k.h: Fix comment.
30489 2007-01-22 Jan Hubicka <jh@suse.cz>
30491 * passes.c (init_optimization_passes): Do not rerun
30492 pass_early_warn_uninitialized.
30494 2007-01-22 Richard Guenther <rguenther@suse.de>
30496 PR tree-optimization/30038
30497 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
30499 (execute_cse_sincos_1): Likewise.
30500 (execute_cse_sincos): Likewise.
30501 (gate_cse_sincos): Likewise.
30502 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
30503 the cexpi() canonicalization of sincos().
30504 * tree-pass.h (pass_cse_sincos): Declare.
30505 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
30507 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
30509 PR rtl-optimization/29329
30510 * combine.c (replaced_rhs_insn): Rename to i2mod.
30511 (replaced_rhs_value): Rename to i2mod_new_rhs.
30512 (i2mod_old_rhs): New global variable.
30513 (combine_instructions): Adjust for above change. Save a copy of
30514 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
30515 note are substituted in the second instruction.
30516 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
30517 ditch the note if it pertains to the second eliminated register
30518 and this register is mentioned in i2mod_old_rhs.
30521 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
30523 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
30524 the insn to which the note was originally attached.
30526 2007-01-21 Jan Hubicka <jh@suse.cz>
30528 * ipa-inline.c (inlining_mode): Comment, move up.
30529 (cgraph_decide_inlining_incrementally): Do not perform inlining
30530 itself; fix handling of flattening of self recursive functions.
30531 (cgraph_find_cycles): Remove.
30532 (cgraph_flatten_node): Remove.
30533 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
30534 (try_inline): New function.
30535 (cgraph_early_inlining): Update call of
30536 cgraph_decide_inlining_incrementally. Apply inlining here.
30537 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
30539 2007-01-21 Dirk Mueller <dmueller@suse.de>
30542 * tree-vrp.c (check_array_bounds): do not warn
30543 about ADDR_EXPR's of ARRAY_REF's which are immediately
30544 used in binary expressions.
30546 2007-01-21 Ira Rosen <irar@il.ibm.com>
30548 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
30549 read_write_dep and macros for its access.
30550 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
30551 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
30552 argument, call vect_check_interleaving for every independent pair of
30553 data-refs. Mark loads that access the same memory location as a store
30555 (vect_check_dependences): Remove.
30556 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
30557 call, fix the call to vect_analyze_data_ref_dependence.
30558 (vect_analyze_data_ref_access): For statements that access the same
30559 data-ref, check that they are not stores; for loads, check that there
30560 is no store that access the same location.
30562 2007-01-20 Roger Sayle <roger@eyesopen.com>
30563 Joseph Myers <joseph@codesourcery.com>
30565 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
30566 (-fdump-rtl-stack): Likewise.
30567 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
30568 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
30569 (-mpt-fixed): Use @minus{} for minus sign.
30570 (Using Precompiled Headers): Fix under/overfull hbox.
30572 2007-01-20 Jan Hubicka <jh@suse.cz>
30574 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
30575 place within annotation.
30577 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30579 * pa.c (output_move_double): Change array size of xoperands to 4.
30581 2007-01-20 Jan Hubicka <jh@suse.cz>
30583 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
30586 2007-01-19 Ian Lance Taylor <iant@google.com>
30588 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
30589 constant to unsigned HOST_WIDE_INT before negating.
30591 2007-01-19 Ian Lance Taylor <iant@google.com>
30593 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
30595 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
30596 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30597 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
30598 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
30599 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
30600 (realloc_vdef, realloc_vuse): Change second parameter to
30602 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
30603 fields to unsigned.
30604 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
30605 unsigned. Change x and lim locals to unsigned.
30606 (realloc_vdef, realloc_vuse): Change num_elem parameter to
30608 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
30609 (copy_virtual_operands): Change i and n locals to unsigned.
30611 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30613 PR middle-end/29335
30614 * builtins.c (fold_builtin_1): Handle builtin fdim.
30616 2007-01-20 Jan Hubicka <jh@suse.cz>
30618 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
30619 * tree-ssa-structalias.c (compute_points_to_sets): Do call
30620 init_alias_heapvars.
30621 (init_alias_heapvars): Initialize only when not already initialized.
30622 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
30624 2007-01-19 Roger Sayle <roger@eyesopen.com>
30626 * common.opt (fsigned-zeros): New command line option.
30627 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
30628 of flag_unsafe_math_optimizations.
30629 * opts.c (set_fast_math_flags): The -ffast-math command line option
30630 implies -fno-signed-zeros.
30631 (fast_math_flags_set_p): Likewise.
30633 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
30634 the documentation of -ffast-math appropriately. Wrap long lines.
30636 2007-01-19 Steve Ellcey <sje@cup.hp.com>
30638 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
30639 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
30641 2007-01-19 Tomas Bily <tbily@suse.cz>
30643 * cgraphunit.c (cgraph_finalize_function): Updating of pid
30645 (tree_init_ic_make_global_vars): New function
30646 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
30647 (tree_gen_ic_profiler): New function
30648 (tree_gen_ic_func_profiler): New function
30649 (tree_profiling): Added calling of tree_gen_ic_func_profiler
30650 (tree_profile_hooks): Added hook for indirec/virtual calls
30651 * value-prof.c (tree_find_values_to_profile): New case for
30653 (tree_values_to_profile): Call for determining indirect/virtual
30655 (tree_indirect_call_to_profile): New function
30656 (tree_ic_transform): New function
30657 (tree_ic): New function
30658 (find_func_by_pid): New function
30659 (init_pid_map): New function
30660 (tree_value_profile_transformations): Added check for
30661 indirect/virtual call transformation
30662 * value-prof.h (enum hist_type): New counter type for
30663 indirect/virtual calls
30664 (profile_hooks): Added new hook for profiling indirect/virtual
30666 * profile.c (instrument_values): New case for indirect/virtual
30668 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
30669 (GCOV_COUNTER_V_INDIR): New counter type
30670 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
30671 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
30673 * cgraph.c: Definition of cgraph_max_pid
30674 (cgraph_create_node): Default init of pid attribute
30675 * cgraph.h: Declaration of cgraph_max_pid
30676 (struct cgraph_node): Added pid attribute
30677 * libgcov.c (__gcov_indirect_call_profiler): New function
30678 (__gcov_one_value_profiler_body): New function
30679 (__gcov_one_value_profiler): Body was moved to
30680 __gcov_one_value_profiler_body and calls it
30682 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
30684 * doc/gty.texi (Options): Document the mark_hook option to GTY.
30685 * gengtype.c (write_types_data, write_func_for_structure,
30686 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
30687 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
30688 (walk_type, write_func_for_structure): Generate the mark_hook if
30691 2007-01-19 Jan Hubicka <jh@suse.cz>
30693 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
30694 'early' argument take inlining mode argument specifying whether to
30695 inline for size/speeed or all functions; add support for flattening;
30697 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
30699 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30702 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
30703 the name of the declared identifier.
30705 2007-01-19 Dirk Mueller <dmueller@suse.de>
30707 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
30708 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
30709 duplicate evaluation.
30711 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30713 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
30714 Macroize expander using X87MODEF12 mode macro. Extend operand 1
30715 to XFMode, use acosxf2 and truncate result to requested mode.
30716 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30717 (asin<mode>2): Similarly, with asin expanders.
30718 (*fscalexf4_i387): Rename from *fscalexf4.
30719 (expNcorexf3): New expander.
30720 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
30721 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
30722 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
30723 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
30724 patterns for SSE math.
30725 (exp10<mode>2): Similarly, with exp10 expanders.
30726 (exp2<mode>2): Similarly, with exp2 expanders.
30727 (expm1<mode>2): Similarly, with expm1 expanders.
30728 (ldexp<mode>3): Similarly, with ldexp expanders.
30729 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
30730 Use gen_truncxf<mode>2_i387_noop to truncate result.
30732 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30734 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
30735 for ColdFire targets.
30737 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
30738 Richard Sandiford <richard@codesourcery.com>
30740 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
30741 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
30742 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
30743 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
30744 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30745 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
30747 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30749 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
30750 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
30751 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
30752 (*adddi_dilshr32_cf): New pattern.
30753 (adddi3, subdi3): Remove first alternatives.
30755 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30757 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
30758 implemented using move.l, do not use its cc result for floating-point
30761 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30763 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
30764 from accepting 's' constraints if flag_pic.
30766 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30768 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
30769 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
30770 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
30771 condition from TARGET_68881 to TARGET_HARD_FLOAT.
30773 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
30775 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
30776 ColdFire alternatives.
30777 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
30778 * config/m68k/m68k.md (clzsi2): Define for ColdFire
30779 architectures that support ff1 instruction.
30781 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30782 Julian Brown <julian@codesourcery.com>
30784 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
30785 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
30786 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
30789 2007-01-19 Richard Sandiford <richard@codesourcery.com>
30791 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
30793 (output_move_const_into_data_reg, output_move_simode_const): Delete.
30794 * config/m68k/m68k.c (const_method, const_int_cost): Take a
30795 HOST_WIDE_INT instead of an rtx.
30796 (m68k_rtx_costs): Update call accordingly.
30797 (output_move_const_into_data_reg): Likewise. Fix formatting.
30798 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
30800 (output_move_simode_const): Update calls after above changes.
30801 Rework to use automatic variables and predicates like MEM_P.
30802 * config/m68k/m68k.md (pushexthisi_const): Update call to
30805 2007-01-19 Dirk Mueller <dmueller@suse.de>
30807 * tree-ssa-alias.c (perform_var_substitution): Fix typo
30808 in dump_flags test.
30810 2007-01-19 Richard Guenther <rguenther@suse.de>
30812 * builtins.c (expand_builtin_cexpi): Fall back to expanding
30813 via cexp in case sincos is not available.
30815 2007-01-19 Richard Guenther <rguenther@suse.de>
30817 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
30818 * defaults.h (TARGET_HAS_SINCOS): Default to off.
30819 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
30820 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
30821 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
30822 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
30823 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
30824 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
30826 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
30828 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
30830 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
30831 (atan2xf3): Directly generate RTL pattern.
30832 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
30833 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
30834 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30835 disable patterns for SSE math.
30836 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
30837 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
30838 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30839 disable patterns for SSE math.
30841 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
30843 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
30845 2007-01-18 Roger Sayle <roger@eyesopen.com>
30847 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
30848 VIEW_CONVERT_EXPR to the same type as it's operand.
30850 2007-01-18 David Edelsohn <edelsohn@gnu.org>
30852 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
30853 configured for long double 128.
30855 2007-01-18 Mike Stump <mrs@apple.com>
30857 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
30860 2007-01-18 Michael Meissner <michael.meissner@amd.com>
30862 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
30865 2007-01-18 Jan Hubicka <jh@suse.cz>
30867 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
30868 greater than NUM_VOP_FREE_BUCKETS.
30870 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
30872 * tree-ssa-structalias.c: Update comments.
30873 (ptabitmap_obstack): Removed.
30874 (pta_obstack): New.
30875 (oldpta_obstack): Ditto.
30876 (stats): Add a few members.
30877 (struct variable_info): Remove node, complex, address_taken, and
30878 indirect_target members. Add oldsolution member.
30879 (new_var_info): Do not initialize removed members.
30880 (constraint_expr_type): Remove INCLUDES.
30881 (constraint_graph): Add size, implicit_preds, rep,
30882 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
30883 (FIRST_REF_NODE): New macro.
30884 (LAST_REF_NODE): Ditto.
30885 (FIRST_ADDR_NODE): Ditto.
30886 (find): New function.
30888 (dump_constraint): Do not handle INCLUDES.
30889 (insert_into_complex): Do not insert duplicate constraints.
30890 (condense_varmap_nodes): Renamed and rewritten into ...
30891 (merge_node_constraints): This. Also fix bug in handling of
30892 offseted copy constraints.
30893 (clear_edges_for_node): No longer need to deal with preds at all,
30894 or removing associated preds/succs.
30895 (merge_graph_nodes): Deal with indirect_cycles.
30896 Don't deal with predecessors.
30897 (add_implicit_graph_edge): New function.
30898 (add_pred_graph_edge): Ditto.
30899 (add_graph_edge): Don't deal with predecessors.
30900 (build_constraint_graph): Removed.
30901 (build_pred_graph): New function.
30902 (build_succ_graph): Ditto.
30903 (struct scc_info): Removed in_component. Added roots, dfs, and
30904 node_mapping. Remove visited_index, unification_queue.
30905 (scc_visit): Deal with union-find we do now.
30906 Deal with cycles with REF nodes.
30907 (collapse_nodes): Renamed and rewritten to ...
30908 (unify_nodes): This.
30909 (process_unification_queue): Removed.
30910 (topo_visit): Cleanup
30911 (do_da_constraint): Use find.
30912 (do_sd_constraint): Ditto.
30913 (do_ds_constraint): Ditto.
30914 (do_complex_constraint): Ditto.
30915 (init_scc_info): Update for removed and added members.
30916 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
30917 (find_indirect_cycles): This.
30918 (equivalence_class): New variable.
30919 (label_visit): New function.
30920 (perform_variable_substitution): Rewritten.
30921 (free_var_substitution_info): New function.
30922 (find_equivalent_node): Ditto.
30923 (move_complex_constraints): Ditto.
30924 (eliminate_indirect_cycles): Ditto.
30925 (solve_graph): Only propagate changed bits.
30926 Use indirect cycle elimination.
30928 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
30929 (tree_id_eq): Renamed to ...
30930 (tree_vi_eq): This. Update for member change
30931 (insert_id_for_tree): Renamed and rewritten to ...
30932 (insert_vi_for_tree): This.
30933 (lookup_id_for_tree): Renamed and rewritten to ...
30934 (lookup_vi_for_tree): This.
30935 (get_id_for_tree): Renamed and rewritten to ...
30936 (get_vi_for_tree): Ditto.
30937 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
30938 (process_constraint): Don't handle INCLUDES.
30939 Remove special ADDRESSOF case.
30940 (find_func_aliases): Rewrite to use vi functions instead of id
30942 (create_function_info_for): Ditto.
30943 (create_variable_info_for): Ditto.
30944 (intra_create_variable_infos): Ditto.
30945 (merge_smts_into): Ditto.
30946 (find_what_p_points_to): Ditto.
30947 (init_base_vars): Ditto.
30948 (init_alias_vars): Ditto.
30949 (remove_preds_and_fake_succs): New function.
30950 (dump_sa_points_to_info): Dump new stats.
30951 (dump_solution_for_var): Use find.
30952 (set_used_smts): Fix formatting.
30953 (compute_points_to_sets): Updated for new functions.
30954 (ipa_pta_execute): Ditto.
30956 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30957 Richard Sandiford <richard@codesourcery.com>
30959 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
30961 * calls.c (expand_call): If the return value is a PARALLEL,
30962 extract its first member.
30963 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
30964 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30965 use FUNCTION_EXTRA_EPILOGUE.
30966 (m68k_function_value): Return a PARALLEL if the return value
30967 is of a pointer type.
30968 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
30969 (FUNCTION_EXTRA_EPILOGUE): Remove.
30970 * config/m68k/m68k.md (D0_REG): New constant.
30972 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30974 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30975 output a NOP for empty epilogues.
30977 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30979 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
30980 before function. Extend register save check to include all
30981 registers, not just integer ones.
30983 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30985 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
30986 (m68k_use_return_insn): ...this.
30987 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
30988 * config/m68k/m68k.c (use_return_insn): Rename to...
30989 (m68k_use_return_insn): ...this.
30990 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
30991 of USE_RETURN_INSN.
30993 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30995 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
30996 nearest even, fix denormal rounding overflow.
30998 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31000 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
31001 f%$smove and f%$move.
31002 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
31003 (extendsfdf2_cf): Use fdmove instead of f%&move.
31004 (truncdfsf2_cf): Use fsmove instead of f%$smove.
31005 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
31007 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31009 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
31012 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31014 * real.h (real_format): Add a canonical_nan_lsbs_set field.
31015 (coldfire_single_format): Declare.
31016 (coldfire_double_format): Likewise.
31017 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
31018 of qnan_msb_set to determine the lower bits of a canonical
31020 (encode_ieee_double): Likewise.
31021 (encode_ieee_quad): Likewise.
31022 (ieee_single_format): Initialize canonical_nan_lsbs_set.
31023 (mips_single_format): Likewise.
31024 (ieee_double_format): Likewise.
31025 (mips_double_format): Likewise.
31026 (ieee_extended_motorola_format): Likewise.
31027 (ieee_extended_intel_96_format): Likewise.
31028 (ieee_extended_intel_128_format): Likewise.
31029 (ieee_extended_intel_96_round_53_format): Likewise.
31030 (ibm_extended_format): Likewise.
31031 (mips_extended_format): Likewise.
31032 (ieee_quad_format): Likewise.
31033 (mips_quad_format): Likewise.
31034 (vax_f_format): Likewise.
31035 (vax_d_format): Likewise.
31036 (vax_g_format): Likewise.
31037 (i370_single_format): Likewise.
31038 (i370_double_format): Likewise.
31039 (decimal_single_format): Likewise.
31040 (decimal_double_format): Likewise.
31041 (decimal_quad_format): Likewise.
31042 (c4x_single_format): Likewise.
31043 (c4x_extended_format): Likewise.
31044 (real_internal_format): Likewise.
31045 (coldfire_single_format): New real_format.
31046 (coldfire_double_format): Likewise.
31047 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
31048 canonical_nan_lsbs_set.
31049 (pdp11_d_format): Likewise.
31050 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
31051 if TARGET_COLDFIRE_CPU.
31053 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31055 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
31056 (output_call, m68k_legitimize_call_address): Declare.
31057 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
31058 parenthesees. Add support for a 'W' constraint.
31059 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
31060 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
31061 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
31062 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
31064 (override_options): Initialize them. Do not set flag_no_function_cse
31065 for TARGET_ID_SHARED_LIBRARY.
31066 (m68k_output_pic_call): Delete.
31067 (m68k_legitimize_call_address): New function.
31068 (print_operand): Remove the %o prefix. Handle the %p prefix.
31069 (output_call): New function.
31070 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
31071 target address from the GOT if symbolic jumps are not allowed.
31072 * config/m68k/m68k.md (call, general_operand): Do not set
31073 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
31074 Merge separate flag_pic and !flag_pic define_insns into...
31075 (*call, *call_value): ...these new patterns. Match the address
31076 rather than the containing MEM and require it to be a call_operand.
31077 Use output_call to generate the asm template.
31078 * config/m68k/predicates.md (const_call_operand): New predicate.
31079 (call_operand): Likewise.
31081 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31083 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
31084 (STACK_GROWS_DOWNWARD): Define to 1.
31085 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
31086 comments, emphasizing that these values are only defaults.
31087 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
31088 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
31090 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31092 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
31094 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
31095 Richard Sandiford <richard@codesourcery.com>
31097 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
31098 (FP_REGNO_P): New macros.
31099 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
31100 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
31101 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
31102 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
31104 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31106 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31107 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
31109 * config/m68k/t-floatlib: New file, extracting common code from...
31110 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
31111 * config/m68k/t-uclinux: Here.
31112 * config/m68k/fpgnulib.c: Do not compile extendeed precision
31113 routines on ColdFire targets.
31115 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
31117 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31118 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
31119 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
31120 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
31121 explicitly set MOTOROLA to 1.
31122 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
31124 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31125 Nathan Sidwell <nathan@codesourcery.com>
31127 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
31128 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
31129 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
31130 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
31131 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
31132 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
31133 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
31134 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
31135 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
31136 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31137 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
31138 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
31139 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
31140 (DBX_REGISTER_NUMBER): Delete.
31141 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
31142 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
31143 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
31145 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31147 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
31148 * config/flat.h: New file.
31149 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
31150 OBJECT_FORMAT_FLAT.
31151 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
31152 indirect references for -msep-data or -mid-shared-library.
31153 Do not use PC-relative code addresses either.
31154 * config/m68k/m68k.c (override_options): Restrict -fPIC error
31156 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
31157 for shared libraries and crt1.o for executables. Use crti.o and
31159 (ENDFILE_SPEC): Use crtend.o and crtn.o.
31160 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
31161 Do not add -elf2flt or -shared-lib-id options here.
31162 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
31163 Pass -shared-lib-id if -mid-shared-library, taking the library
31164 identifier from -mshared-library-id if given, otherwise
31166 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
31167 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
31168 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
31169 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
31170 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
31171 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
31173 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
31174 jump sequence for ISA A and ISA A+.
31175 (PICJUMP): Likewise.
31177 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31179 * config.gcc (m68k-*-uclinux*): Base the port on the common
31180 and m68k GNU/Linux files rather than on the generic ELF ones.
31181 * config/m68k/uclinux.h (TARGET_VERSION): Override.
31182 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
31184 2007-01-18 Julian Brown <julian@codesourcery.com>
31185 Richard Sandiford <richard@codesourcery.com>
31187 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
31188 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31189 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
31191 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
31192 80 unconditionally.
31193 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
31195 2007-01-18 Richard Sandiford <richard@codesourcery.com>
31197 * doc/install.texi: Document m68k-uclinuxoldabi.
31198 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
31199 * config/m68k/uclinux-oldabi.h: New file, copied from
31200 config/m68k/uclinux.h.
31202 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
31204 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
31205 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
31206 (m32r_compute_frame_size): Use unsigned for regno.
31207 (m32r_reload_lr): Use gen_frame_mem.
31209 (m32r_output_function_epilogue): Don't output the function epilogue
31211 (m32r_expand_epilogue): New.
31212 (direct_return): Return false if the function has the interrupt
31214 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
31215 * config/m32r/m32r.md (epilogue): New expander.
31216 (return_lr, return_rte): New insns.
31217 (return): Make it expander.
31218 (return_normal): New expander.
31220 2007-01-18 Josh Conner <jconner@apple.com>
31223 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
31224 support for UNLE, UNLT, UNGE, and UNGT.
31226 2007-01-18 Jan Hubicka <jh@suse.cz>
31228 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
31229 * tree-tailcall (add_virtual_phis): Likewise.
31230 (optimize_tail_call): Return TODOs.
31231 (execute_tail_calls): Return TODOs.
31232 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
31233 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
31235 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
31236 Cleanup cfg using TODO.
31237 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
31238 * passes.c (execute_function_todo): When cleanup did something, remove
31240 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
31241 (make_edges): Don't cleanup_cfg.
31243 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
31245 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
31246 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
31247 operate on the top of stack.
31248 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
31249 register handling of instructions that output to the second
31251 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
31252 (move_for_stack_reg): Special-case check for dead destination
31253 stack slot for constant load of 1.0 inside UNSPEC_TAN.
31255 * config/i386/i386.md (UNSPEC_TAN): New constant.
31256 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
31257 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
31258 to correctly model move of constant 1.0 to top stack slot.
31259 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
31260 (unnamed peephole2 pattern): Remove corresponding peephole2
31261 pattern that optimizes tan insn and loading of constant 1.0.
31262 (tanxf2): Use fptanxf4_i387.
31263 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
31264 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
31265 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
31266 disable patterns for SSE math.
31267 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
31268 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
31270 2007-01-18 Dirk Mueller <dmueller@suse.de>
31271 Richard Guenther <rguenther@suse.de>
31274 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
31275 * common.opt (Warray-bounds): Add new warning option.
31276 * c-opts.c (c_common_handle_option): Define -Warray-bounds
31278 * Makefile.in: make tree-vrp.o depend on toplev.h
31279 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
31281 (check_array_refs, check_array_bounds, check_array_ref): New.
31283 2007-01-18 Jan Hubicka <jh@suse.cz>
31285 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
31286 (execute_ssa_ccp): Return flags conditionally.
31287 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
31289 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
31291 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
31293 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
31294 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
31296 * Makefile.c (GTFILES): Add cfglayout.h.
31297 * gengtype.c (open_base_files): Likewise.
31298 * cfglayout.c (cfg_layout_function_footer,
31299 cfg_layout_function_header) Reindent to make gengtype happy.
31300 * cfglayout.h (cfg_layout_function_footer,
31301 cfg_layout_function_header): Add GTY(()) marker.
31303 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
31305 2007-01-18 Ben Elliston <bje@au.ibm.com>
31307 * genautomata.c (write_automata): Include xstrerror output in the
31308 error message if writing the DFA description file fails.
31310 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
31312 * config/mips/mips-protos.h (mips_output_external): Make it
31314 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
31315 * config/mips/mips.c (irix_output_external_libcall): Likewise.
31316 (extern_list): Likewise.
31317 (extern_head): Likewise.
31318 (TARGET_ASM_FILE_END): Likewise.
31319 (mips_file_end): Likewise.
31320 (mips_output_external): Rewritten.
31322 2007-01-18 Ben Elliston <bje@au.ibm.com>
31324 * genpreds.c (write_insn_preds_c): Only write out the function
31325 body for regclass_for_constraint if we have register constraints.
31327 2007-01-17 Tom Tromey <tromey@redhat.com>
31329 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
31330 * doc/install.texi (Testing): Use sourceware.org.
31331 (Binaries): Likewise.
31332 (Specific): Likewise.
31333 * doc/contrib.texi (Contributors): Use sourceware.org.
31335 2007-01-17 Anatoly Sokolov <aesok@post.ru>
31337 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
31338 (AVR_ENHANCED): Rename to ...
31339 (AVR_HAVE_MUL): ... new.
31340 (avr_enhanced_p): Rename to ...
31341 (avr_have_mul_p): ... new.
31342 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
31343 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
31344 * config/avr/avr.c (avr_enhanced_p): Rename to ...
31345 (avr_have_mul_p): ... new.
31346 (base_arch_s): Rename 'enhanced' to 'have_mul'.
31347 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
31348 'avr_enhanced_p' and 'enhanced'.
31349 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
31350 AVR_HAVE_MUL instead of AVR_ENHANCED.
31351 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
31352 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
31353 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
31354 instead of AVR_ENHANCED.
31355 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
31356 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
31357 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
31359 2007-01-17 Ian Lance Taylor <iant@google.com>
31361 * vec.h (VEC_reserve_exact): Define.
31362 (vec_gc_p_reserve_exact): Declare.
31363 (vec_gc_o_reserve_exact): Declare.
31364 (vec_heap_p_reserve_exact): Declare.
31365 (vec_heap_o_reserve_exact): Declare.
31366 (VEC_OP (T,A,reserve_exact)): New static inline function, three
31368 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
31369 negative parameter.
31370 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
31371 (VEC_OP (T,A,copy)) [all versions]: Likewise.
31372 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
31373 * vec.c (calculate_allocation): Add exact parameter. Change all
31375 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
31376 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
31377 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
31378 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
31379 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
31380 (vec_heap_p_reserve_exact): New function.
31381 (vec_heap_o_reserve_exact): New function.
31383 2007-01-17 Jan Hubicka <jh@suse.cz>
31385 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
31387 2007-01-17 Eric Christopher <echristo@apple.com>
31389 * config.gcc: Support core2 processor.
31391 2007-01-16 Jan Hubicka <jh@suse.cz>
31393 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
31394 the names, just unlink the chain so we don't crash on dangling
31398 2007-01-16 Jan Hubicka <jh@suse.cz>
31400 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
31401 * tree-pass.h: Reorder to make IPA passes appear toegher.
31402 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
31404 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
31405 parameters, do not call early inliner.
31406 * ipa-inline.c: Update comments. Include tree-flow.h
31407 (cgraph_decide_inlining): Do not compute inlining parameters.
31408 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
31409 be called with function context set up.
31410 (pass_ipa_inline): Remove unreachable functions before pass.
31411 (cgraph_early_inlining): Simplify assuming to be called from the
31413 (pass_early_inline): New pass.
31414 (cgraph_gate_ipa_early_inlining): New gate.
31415 (pass_ipa_early_inline): Turn into simple wrapper.
31416 (compute_inline_parameters): New function.
31417 (gate_inline_passes): New gate.
31418 (pass_inline_parameters): New pass.
31419 (apply_inline): Move here from tree-optimize.c
31420 (pass_apply_inline): New pass.
31421 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
31423 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
31424 doing them by hand.
31425 (tree_function_versioning): Do not allocate dummy struct function.
31426 * tree-inline.h (optimize_inline_calls): Update prototype.
31427 * tree-optimize.c (execute_fixup_cfg): Export.
31428 (pass_fixup_cfg): Remove
31429 (tree_rest_of_compilation): Do not apply inlines.
31430 * tree-flow.h (execute_fixup_cfg): Declare.
31431 * Makefile.in (gt-passes.c): New.
31432 * passes.c: Include gt-passes.h
31433 (init_optimization_passes): New passes.
31434 (nnodes, order): New static vars.
31435 (do_per_function_toporder): New function.
31436 (execute_one_pass): Dump current pass here.
31437 (execute_ipa_pass_list): Don't dump current pass here.
31439 2007-01-16 Janis Johnson <janis187@us.ibm.com>
31441 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
31442 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
31444 2007-01-16 David Edelsohn <edelsohn@gnu.org>
31446 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
31447 (strong_alias): Define.
31448 (__gcc_qmul): Provide non-FMA for soft-float.
31449 (__gcc_qdiv): Same.
31454 (__gcc_qunord): New.
31464 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
31465 soft-float functions.
31466 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
31467 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
31468 about long double soft float.
31470 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
31471 Tehila Meyzels <tehila@il.ibm.com>
31473 * tree-vectorizer.h (is_pattern_stmt_p): New.
31474 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
31475 formatting (tabs instead of spaces). Cleanup and clarify setting
31476 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
31477 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
31478 (vectorizable_type_demotion): Check that types are integral.
31479 (vectorizable_type_promotion): Likewise.
31480 (vectorizable_store): Fix typo. Eliminate new-line at end of
31483 2007-01-16 Jan Hubicka <jh@suse.cz>
31485 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
31488 2007-01-15 Eric Christopher <echristo@apple.com>
31490 * ifcvt.c: Include vec.h, vecprim.h.
31491 (check_cond_move_block): New argument regs.
31492 Reorganize. Add registers used to regs.
31493 (cond_move_process_if_block): Use regs set above as
31496 2007-01-15 Eric Christopher <echristo@apple.com>
31498 * config/darwin.h: Update copyright.
31499 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
31500 (LINK_COMMAND_SPEC): Add -u.
31501 (LINK_SPEC): Fix umbrella for above.
31503 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
31505 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
31508 2007-01-15 Tom Tromey <tromey@redhat.com>
31510 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
31511 * doc/install.texi (Testing): Don't mention jacks.
31512 (Configuration): Document --enable-java-maintainer-mode. Move
31513 --with-java-home to libgcj-specific section. Document
31515 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
31517 2007-01-15 Jan Hubicka <jh@suse.cz>
31519 * tree-ssa-dce.c (DCE_TODOs): New.
31520 (propagate_necessity): Return if something changed.
31521 (eliminate_unnecessary_stmts): Likewise.
31522 (perform_tree_ssa_dce): Return TODO flags when needed.
31523 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
31525 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
31527 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
31528 (fyl2x_extend<mode>xf3_i387): New insn pattern.
31529 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
31530 patterns using X87MODEF12 mode macro. Extend operand 1
31531 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
31532 (log10<mode>2): Ditto.
31533 (log2<mode>2): Ditto.
31534 (log1p<mode>2): Ditto.
31535 (logb<mode>2): Ditto.
31536 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
31537 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
31538 (*fxtractxf3_i387): Rename from *fxtractxf3.
31539 (fxtract_extend<mode>xf3_i387): New insn pattern.
31540 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
31541 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
31542 and gen_fyl2xxf3_i387().
31544 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
31546 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
31547 * cfgloopmanip.c (fix_loop_placement): Made static. Use
31548 get_loop_exit_edges. Changed return type to bool.
31549 * cfgloop.h (fix_loop_placement): Declaration removed.
31551 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
31553 * param.h (MIN_VECT_LOOP_BOUND): New.
31554 * params.def (MIN_VECT_LOOP_BOUND): New.
31555 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
31556 argument - minimum threshold for number of iterations.
31557 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
31558 argument to declaration.
31559 * tree-vect-analyze.c (vect_analyze_operations): Check value of
31560 MIN_VECT_LOOP_BOUND.
31561 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
31562 slpeel_tree_peel_loop_to_edge with additional argument.
31563 (vect_do_peeling_for_alignment): Likewise.
31564 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
31566 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
31569 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
31570 operands of size 1.
31572 2007-01-14 Jan Hubicka <jh@suse.cz>
31574 * tree-dfa.c (remove_referenced_var): New function.
31575 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
31576 prune referenced vars list too.
31577 * tree-flow.h (remove_referenced_var): Declare.
31579 2007-01-14 Jan Hubicka <jh@suse.cz>
31581 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
31583 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
31584 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
31585 * except.h (verify_eh_throw_table_statements): Kill prototype.
31586 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
31587 into call exrepssions.
31588 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
31590 * tree-cfg.c: Include pointer-set.h.
31591 (verify_node_sharing): Work on pointer set.
31592 (verify_eh_throw_stmt_node): New.
31593 (verify_stmts): Use pointers sets, verify throw_stmt.
31595 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
31597 * ipa-reference.c (analyze_function): Consider also addresses taken
31600 2007-01-12 Roger Sayle <roger@eyesopen.com>
31602 * c-typeck.c (null_pointer_constant_p): Replace use of
31603 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31604 (build_c_cast): Likewise.
31606 2007-01-12 Roger Sayle <roger@eyesopen.com>
31608 * tree.h (force_fit_type_double): Remove unused final argument.
31609 * c-common.c (constant_expression_warning): Replace use of
31610 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31611 (convert_and_check): Likewise.
31612 (shorten_compare): Update call to force_fit_type_double.
31613 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
31614 * convert.c (convert_to_pointer): Update call to
31615 force_fit_type_double.
31616 * fold-const.c (force_fit_type_double): Remove overflowed_const
31618 (int_const_binop, fold_convert_const_int_from_int,
31619 fold_convert_const_int_from_real, fold_div_compare,
31620 fold_sign_changed_comparison, fold_unary, fold_negate_const,
31621 fold_abs_const, fold_not_const): Remove the final argument from
31622 calls to force_fit_type_double.
31624 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
31626 * configure.ac: Set insn to "nop" for spu-*-* also.
31627 * configure: Regenerate.
31629 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
31631 * builtins.def : Add BUILT_IN_FREE.
31633 2007-01-12 Jan Hubicka <jh@suse.cz>
31635 PR tree-optimization/30443
31636 * tree-inline.c (tree_function_versioning): Do not optimize when
31637 cloning for inlining.
31639 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
31641 * doc/loop.texi: Document recording of loop exits.
31642 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
31643 (update_single_exits_after_duplication,
31644 update_single_exit_for_duplicated_loop,
31645 update_single_exit_for_duplicated_loops): Removed.
31646 (duplicate_loop_to_header_edge): Do not call
31647 update_single_exits_after_duplication and
31648 update_single_exit_for_duplicated_loops.
31649 (loop_version): Do not update single_exit information.
31650 (fix_loop_structure): Use record_loop_exits instead of
31651 mark_single_exit_loops.
31652 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
31653 the lists of loop exits.
31654 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
31655 split_edge, merge_blocks): Update the lists of loop exits.
31656 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
31657 loop_optimizer_init.
31658 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
31659 of mark_single_exit_loops.
31660 (loop_optimizer_finalize): Call release_recorded_exits.
31661 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
31662 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
31663 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
31664 update single exit information.
31665 * lambda-code.c (perfect_nestify): Ditto.
31666 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
31667 (mark_single_exit_loops): Removed.
31668 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
31669 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
31670 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
31672 (get_loop_exit_edges, single_exit): Use recorded exit lists.
31673 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
31674 (verify_loop_structure): Verify consistency of the exit lists.
31675 (flow_loops_find): Use alloc_loop. Initialize exits hash.
31676 (set_single_exit): Removed.
31677 * cfgloop.h (struct loop_exit): New function.
31678 (struct loop): single_exit_ field replaced by exits field.
31679 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
31680 LOOPS_HAVE_RECORDED_EXITS.
31681 (struct loops): Added exits hash.
31682 (mark_single_exit_loops, set_single_exit): Declaration removed.
31683 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
31685 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31687 * doc/invoke.texi: Avoid use of @headitem.
31689 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31691 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
31693 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31695 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
31698 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31699 Richard Sandiford <richard@codesourcery.com>
31701 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
31702 * config/m68k/m68k.opt: Resort options.
31703 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
31705 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31706 Richard Sandiford <richard@codesourcery.com>
31708 * doc/invoke.texi: Document the macros that are defined by
31709 m68k's -mtune and -mhard-float options.
31710 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
31711 (m68k_cpp_cpu_family): Likewise.
31712 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
31713 of __ucfv*__ macros. Define __mcffpu__ if generating code for
31714 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
31715 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
31716 (m68k_cpp_cpu_family): Likewise.
31718 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31720 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
31721 macros besides mc68000 as tuning macros. Use a switch statement
31722 to set them and mcpu32.
31724 2007-01-12 Julian Brown <julian@codesourcery.com>
31726 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
31727 (TARGET_68040_ONLY): Rename to...
31728 (TARGET_68040): ...this.
31729 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
31730 * config/m68k/m68k.md: Likewise.
31732 2007-01-12 Julian Brown <julian@codesourcery.com>
31733 Nathan Sidwell <nathan@codesourcery.com>
31734 Richard Sandiford <richard@codesourcery.com>
31736 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
31737 the -mcpu= argument associated with the --with-cpu setting.
31738 Define M68K_DEFAULT_TUNE to the default -mtune= option,
31739 if different from the one implied by the -mcpu setting.
31740 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
31741 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
31742 * doc/invoke.texi: Mention ColdFire in the introduction to the
31743 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
31744 -mno-div and -mhard-float options. Make -m68881 a synonym for
31745 -mhard-float. Document the previously-undocumented -m5206e,
31746 -m528x, -m5307 and -m5407 options. Tweak the existing option
31747 documentation for consistency.
31748 * doc/install.texi: Mention new --with-cpu arguments.
31749 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
31750 default CPU if neither -mcpu nor -march are specified.
31751 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
31752 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
31753 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
31754 using m68k_tune to decide between families that implement the
31755 same ISA. Use m68k_tune to set __mcfv4e__.
31756 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
31757 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
31758 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
31759 (FL_ISA_C, FL_ISA_MMU): New macros.
31760 (MASK_COLDFIRE): Delete.
31761 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
31762 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
31763 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
31764 (TARGET_HARD_FLOAT): Do not define here.
31765 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
31766 (TUNE_68000): New macro.
31767 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
31768 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
31769 (TUNE_CFV2): Redefine in terms of m68k_tune.
31770 (uarch_type, target_device, fpu_type): New enums.
31771 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
31772 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
31773 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
31774 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
31775 (FL_FOR_isa_c): New macros.
31776 (m68k_isa): New enum.
31777 (m68k_target_selection): New structure.
31778 (all_devices, all_isas, all_microarchs): New tables.
31779 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
31780 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
31781 (MASK_ALL_CPU_BITS): Delete.
31782 (m68k_find_selection): New function.
31783 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
31784 Map the legacy target options to a combination of the new ones.
31785 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
31786 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
31787 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
31789 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
31790 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
31792 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
31793 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
31794 * config/m68k/m68k-devices.def: New file.
31796 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31797 Nathan Sidwell <nathan@codesourcery.com>
31799 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
31800 (SUBTARGET_EXTRA_SPECS): New macros.
31801 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
31802 use %(asm_cpu_spec) instead.
31803 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
31804 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
31805 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
31806 (EXTRA_SPECS): Rename to...
31807 (SUBTARGET_EXTRA_SPECS): ...this.
31809 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
31810 Richard Sandiford <richard@codesourcery.com>
31811 Julian Brown <julian@codesourcery.com>
31813 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
31814 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
31815 to the configuration's default CPU.
31816 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
31817 Remove default masks.
31818 (m680[012]0-*-*): Set the default with_cpu to the first part of
31820 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
31821 (m68k*-*-linux): Extend the --with-cpu handling to...
31822 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
31823 and m68010. Don't set target_cpu_default2.
31824 * doc/install.texi: Document --with-cpu for m68k.
31825 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
31826 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
31827 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
31828 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
31829 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
31830 (ASM_SPEC): Remove use of %(asm_cpu_default).
31831 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
31832 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
31833 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
31834 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
31835 __HAVE_FPU__ if TARGET_HARD_FLOAT.
31836 (TARGET_DEFAULT): Delete.
31837 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
31838 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
31839 (CPP_CPU_SPEC): Delete.
31840 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
31841 the appropriate string.
31842 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
31843 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
31844 (ASM_SPEC): Don't use %(asm_default_spec).
31845 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
31846 TARGET_DEFAULT and add MASK_68881.
31847 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
31849 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31851 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
31852 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
31853 MASK_68010 alongside MASK_68020.
31854 * doc/invoke.texi: Document -m68010.
31855 * config/m68k/m68k.opt (m68010): New.
31856 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
31858 (TUNE_68010): New macro.
31859 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
31860 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
31861 (M68K_CPU_m68332): Add MASK_68010.
31862 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
31863 fallback definition.
31864 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
31866 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
31867 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
31868 to all entries that use MASK_68020.
31869 (output_move_simode_const, output_move_himode, output_move_qimode)
31870 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
31871 instead of TARGET_68020 to select clr behavior. Remove comment
31872 about there being no TARGET_68010.
31873 * config/m68k/m68k.md: Likewise throughout.
31875 2007-01-12 Julian Brown <julian@codesourcery.com>
31877 * config/m68k/m68k.h (TARGET_ISAB): New macro.
31878 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
31879 * config/m68k/m68k.md: Likewise.
31881 2007-01-12 Julian Brown <julian@codesourcery.com>
31883 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
31884 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
31886 2007-01-12 Julian Brown <julian@codesourcery.com>
31888 * config/m68k/m68k.h (TUNE_68040_60): New macro.
31889 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
31890 * config/m68k/m68k.md: Likewise.
31892 2007-01-12 Julian Brown <julian@codesourcery.com>
31893 Richard Sandiford <richard@codesourcery.com>
31895 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
31896 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
31897 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
31899 (TARGET_CPU32): Rename to...
31900 (TUNE_CPU32): ...this.
31901 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
31902 (TUNE_CFV2): New macros.
31903 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
31904 remove conditions that are implied by TARGET_68020.
31905 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
31906 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
31907 (m68k_output_function_epilogue): Likewise.
31908 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
31909 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
31910 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
31911 non-68000 timings. Refactor multiplication and division costs.
31912 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
31913 TUNE_CPU32 instead of TARGET_CPU32.
31914 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
31915 and TUNE_68060 instead of TARGET_68060.
31916 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
31917 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
31919 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
31920 && !TARGET_COLDFIRE" to choose between moveq and clr.
31921 Likewise in the unnamed movsf pattern.
31922 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
31923 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
31926 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31928 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
31929 of tabbing before backslashes.
31931 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31933 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
31934 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
31935 (ASM_OUTPUT_INTERNAL_LABEL): Define.
31937 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31939 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
31940 find_interesting_uses_cond.
31941 (find_interesting_uses_cond): Use extract_cond_operands.
31942 (rewrite_use_compare): Use extract_cond_operands and
31943 force_gimple_operand_bsi. Do not call update_stmt.
31944 (determine_use_iv_cost_condition): Use extract_cond_operands.
31945 Return cheaper of using original bound and changing the exit bound.
31947 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31949 PR tree-optimization/29516
31950 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
31951 most_expensive_mult_to_index, addr_to_parts,
31952 create_mem_ref, maybe_fold_tmr): Make the type of
31953 fields of TARGET_MEM_REF sizetype.
31954 (move_fixed_address_to_symbol, move_pointer_to_base):
31956 * tree.def (TARGET_MEM_REF): Add comment on types of
31959 2007-01-11 Joseph Myers <joseph@codesourcery.com>
31961 * c-common.c (vector_types_convertible_p): Treat opaque types as
31962 always convertible if they have the same size, but not otherwise.
31964 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
31966 * ifcvt.c (struct noce_if_info): Add comments to the fields.
31967 Remove the b_unconditional field.
31968 (noce_try_sign_mask): Do not look at b_unconditional.
31969 (noce_process_if_block): Do not use merge_if_blocks. Update
31970 the CFG here. Do not set b_unconditional.
31971 (cond_move_process_if_block): Likewise.
31972 (find_cond_trap): Likewise.
31973 (check_cond_move_block): Require simple jump insns at the end
31974 of the basic block.
31976 2007-01-11 Jan Hubicka <jh@suse.cz>
31978 PR tree-optimization/1046
31979 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
31980 when alias info is not ready.
31981 (pass_tail_recursion): Do not require aliasing.
31982 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
31983 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
31984 * tree-ssa-copy.c (pass_copy_prop): Likewise.
31985 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
31986 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
31987 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
31988 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
31990 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
31991 When aliasing is not build, mark statement as volatile.
31993 2007-01-11 Tom Tromey <tromey@redhat.com>
31995 PR preprocessor/15185, PR preprocessor/20989:
31996 * doc/cppopts.texi <-MT>: Update description of algorithm for
31997 computing default target.
31998 <-M, -MD>: Reword "basename" text.
32000 2007-01-11 Roger Sayle <roger@eyesopen.com>
32002 * builtins.c (expand_builtin_pow, expand_builtin_powi,
32003 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
32004 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
32005 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
32006 fold_builtin_bswap, real_constp, fold_builtin_pow,
32007 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
32008 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
32009 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
32010 * convert.c (convert_to_pointer): Likewise.
32011 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
32012 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
32013 const_binop, fold_convert_const_int_from_int,
32014 fold_convert_const_int_from_real,
32015 fold_convert_const_real_from_real, sign_bit_p,
32016 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
32017 fold_sign_changed_comparison, fold_unary, fold_comparison,
32018 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
32019 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
32020 * print-tree.c (print_node_brief, print_node): Likewise.
32021 * stor-layout.c (place_field, layout_type): Likewise.
32022 * tree-chrec.c (keep_cast): Likewise.
32023 * tree.c (build_vector, build_real, build_real_from_int_cst,
32024 build_complex): Likewise.
32026 2007-01-11 Roger Sayle <roger@eyesopen.com>
32028 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
32029 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
32031 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
32033 * configure.ac (strict1_warn): Rename to strict_warn.
32034 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
32035 cc_set_by_configure, quoted_cc_set_by_configure,
32036 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
32037 all_boot_languages, all_stagestuff): Remove.
32038 (target_list): Remove bootstrap targets.
32039 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
32040 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
32041 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
32042 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
32043 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
32044 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
32045 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
32046 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
32047 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
32048 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
32049 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
32050 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
32051 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
32052 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
32053 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
32054 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
32055 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
32056 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
32057 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
32058 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
32059 (mostlyclean): Adjust.
32060 (clean, distclean): Don't mention bootstrap stuff.
32061 * configure: Regenerate.
32062 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
32063 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
32064 treelang/config-lang.in (stagestuff): Remove.
32065 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
32066 stageprofile, stagefeedback, stagestuff): Remove mention.
32068 2007-01-11 Nick Clifton <nickc@redhat.com>
32070 * config/mcore/predicates.md (mcore_general_movesrc_operand):
32072 (mcore_general_movdst_operand): Do not accept CONST_INTs.
32073 (mcore_arith_K_S_operand): Run the test for the S constraint not
32074 the test for the M constraint.
32075 (mcore_addsub_operand): Do not accept integer values that are
32076 larger than 32 bits.
32077 * config/mcore/mcore.md: Remove unused constraints from split.
32078 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
32079 (addsi3): Likewise.
32080 (allocate_stack): Likewise.
32081 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
32082 operands to 32 bits.
32083 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
32085 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
32086 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
32087 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
32088 mcore_output_bclri, mcore_output_andn, output_inline_const,
32089 mcore_output_move, mcore_output_movedouble): Likewise.
32090 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
32091 (output_inline_const): Likewise.
32092 (output_inline_const): Fix format strings used in sprintf
32094 * config/mcore/mcore-protos.h: Update prototypes for changed
32095 functions in mcore.c.
32096 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
32097 HOST_WIDE_INT and not int.
32098 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
32099 CONST_OK_FOR_N): Likewise.
32100 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
32101 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
32104 2007-01-10 Jan Hubicka <jh@suse.cz>
32106 * tree-vrp.c (remove_range_assertions): Release defs.
32107 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
32108 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
32110 2007-01-10 Paul Brook <paul@codesourcery.com>
32112 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
32113 * config/arm/arm.md (mulsi3subsi): New insn.
32115 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
32117 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
32118 (tree_transform_and_unroll_loop): New.
32119 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
32122 2007-01-10 Robert Kennedy <jimbob@google.com>
32124 * fold-const.c (fold_comparison): Fold comparisons like (x *
32125 1000 < 0) to (x < 0).
32127 2007-01-10 Ian Lance Taylor <iant@google.com>
32129 * tree-pretty-print.c (dump_generic_node): Print parentheses when
32130 operands have the same priority.
32132 2007-01-10 Tom Tromey <tromey@redhat.com>
32134 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
32135 (fold_binary): Likewise.
32136 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
32137 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
32138 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
32139 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
32140 * langhooks.h (struct lang_hooks): Removed field
32141 'can_use_bit_fields_p'.
32143 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
32145 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
32147 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
32149 * function.c (get_last_funcdef_no): New function.
32150 * function.h (get_last_funcdef_no): Declare.
32151 * tree-inline.c (initialize_cfun): Add initialization.
32152 (tree_function_versioning): Cleanup.
32154 2007-01-10 Jan Hubicka <jh@suse.cz>
32156 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
32159 2007-01-10 Sa Liu <saliu@de.ibm.com>
32160 Ben Elliston <bje@au.ibm.com>
32162 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
32163 for SAVE_NONLOCAL and Pmode for any other save level.
32164 * spu-protos.h (spu_restore_stack_block): Declare.
32165 * spu.md (save_stack_block): Remove.
32166 (restore_stack_block): Call spu_restore_stack_block.
32167 * spu.c (spu_restore_stack_block): New function.
32168 (spu_expand_epilogue): Remove old comment.
32170 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
32172 PR tree-optimization/30322
32173 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
32174 (cand_value_at): Return the value as aff_tree.
32175 (may_eliminate_iv): Convert the bound from aff_tree to tree.
32176 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
32177 aff_combination_mult): New functions.
32178 (aff_combination_add): Use aff_combination_add_cst.
32179 (aff_combination_convert): Allow conversions to a wider type.
32180 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
32181 * tree-affine.h (aff_combination_mult): Declare.
32183 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
32185 * doc/tm.texi: Update documentation to reflect reality of exec
32186 and start file search behaviours. Update copyright year.
32187 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
32188 header file directories.
32190 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
32192 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
32193 (*cosxf2): Rename to cosxf2_i387.
32194 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
32195 using X87MODEF12 mode macro. Rename patterns to
32196 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
32198 (*cosdf2, *cossf2): Ditto.
32199 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
32200 to match extended input operands.
32201 (sincos<mode>3): New expander.
32202 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
32203 insn patterns and corresponding splitters.
32205 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
32207 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
32208 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
32210 2007-01-09 Nicolas Pitre <nico@cam.org>
32213 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
32215 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32217 * target.h (struct gcc_target): New field library_rtti_comdat.
32218 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
32219 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
32220 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
32221 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
32223 2007-01-08 Geoffrey Keating <geoffk@apple.com>
32225 * doc/invoke.texi (Optimize Options): Correct description of -O0.
32227 2007-01-08 Richard Guenther <rguenther@suse.de>
32229 * tree.h (force_fit_type_double): Export.
32230 (force_fit_type): Remove.
32231 * fold-const.c (force_fit_type_double): New function.
32232 (force_fit_type): Remove.
32233 (int_const_binop): Use it.
32234 (fold_convert_const_int_from_int): Likewise.
32235 (fold_convert_const_int_from_real): Likewise.
32236 (fold_div_compare): Likewise.
32237 (fold_sign_changed_comparison): Likewise.
32238 (fold_unary): Likewise.
32239 (fold_negate_const): Likewise.
32240 (fold_abs_const): Likewise.
32241 (fold_not_const): Likewise.
32242 * c-common.c (shorten_compare): Use force_fit_type_double.
32243 * convert.c (convert_to_pointer): Likewise.
32245 2007-01-08 Richard Guenther <rguenther@suse.de>
32247 * tree.h (build_int_cst_wide_type): Export.
32248 * tree.c (build_int_cst_wide_type): New function.
32249 (build_int_cst_wide): Fix comment.
32250 * builtins.c (fold_builtin_object_size): Use build_int_cst
32251 to build -1 or 0 of the correct type. Use fit_double_type
32252 to check for overflow.
32253 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
32255 (decode_field_reference): Likewise.
32256 (all_ones_mask_p): Likewise.
32257 (native_interpret_int): Use build_int_cst_wide_type.
32258 (fold_binary): Use build_int_cst_type to build an all-ones
32260 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
32262 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
32264 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
32266 2007-01-09 Ben Elliston <bje@au.ibm.com>
32268 * genautomata.c (STATS_OPTION): New option.
32269 (stats_flag): New flag.
32270 (gen_automata_option): Handle it.
32271 (initiate_automaton_gen): Ditto.
32272 (write_automata): Output statistics only if stats_flag is
32273 set. Likewise, output time statistics only if time_flag is set.
32274 * doc/md.texi (Processor pipeline description): Document new flag.
32276 2007-01-08 Richard Guenther <rguenther@suse.de>
32278 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
32279 * tree.c (build_int_cst_type): Likewise.
32280 (size_in_bytes): Don't call force_fit_type on the result.
32281 (int_fits_type_p): Use fit_double_type.
32282 * fold-const.c (fit_double_type): New function.
32283 (force_fit_type): Use it.
32284 * tree.h (fit_double_type): Export.
32286 2007-01-08 Jan Hubicka <jh@suse.cz>
32288 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
32289 * ipa.c (function_and_variable_visibility): Fix return type.
32291 2007-01-08 Richard Guenther <rguenther@suse.de>
32293 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
32294 of offset to build the index.
32295 * tree-pretty-print.c (dump_generic_node): Don't build negated
32296 const just for printing.
32297 * c-pretty-print.c (pp_c_integer_constant): Likewise.
32298 * builtins.c (fold_builtin_int_roundingfn): Check if result
32299 fits the type by using force_fit_type and comparing the result.
32300 * predict.c (predict_loops): Use compare_tree_int for comparison.
32301 * tree.c (build_int_cst): Fall back to integer_type_node for
32303 (build_int_cst_wide): Assert type is non-null.
32305 2007-01-08 Roberto Costa <roberto.costa@st.com>
32307 * tree-vrp.c (extract_range_from_cond_expr): New.
32308 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
32309 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
32311 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
32312 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
32313 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
32314 used as expressions.
32315 * tree-object-size.c (cond_expr_object_size): New.
32316 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
32318 2007-01-08 Jan Hubicka <jh@suse.cz>
32320 * tree-ssa-forwprop.c (forward_propagate_into_cond,
32321 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
32324 2007-01-08 Richard Guenther <rguenther@suse.de>
32326 PR tree-optimization/23603
32327 * tree-vrp.c (set_value_range_to_truthvalue): New function.
32328 (extract_range_from_binary): Fall back to truthvalue instead of
32329 varying for TRUTH_*_EXPR.
32330 (extract_range_from_comparison): Fall back to truthvalue instead of
32332 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
32333 if all visited PHI values were constant.
32335 2007-01-08 Jan Hubicka <jh@suse.cz>
32337 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
32338 (cgraph_analyze_function): break out from ...
32339 (cgraph_finalize_compilation_unit): ... here.
32340 (cgraph_expand_function): Remove forgoten commented out line.
32341 (cgraph_optimize): Analyze functions.
32343 2007-01-08 Jan Hubicka <jh@suse.cz>
32345 * tree-pas.h (TODO_remove_function): New flag.
32346 (TODO_update*): Renumber.
32347 (pass_ipa_increase_alignment,
32348 pass_ipa_function_and_variable_visibility): New passes.
32349 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
32350 (cgraph_function_and_variable_visibility): Move to ipa.c
32351 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
32352 cgraph_increase_alignment.
32353 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
32354 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
32355 calling tree-inline.
32356 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
32357 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
32358 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
32359 (gate_increase_alignment): New function.
32360 (pass_ipa_increase_alignment): New pass.
32361 * ipa.c: Inline tree-pass.h and timevar.h
32362 (function_and_variable_visibility): Move here from cgraphunit.c
32363 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
32364 * passes.c (init_optimization_passes): Add the two new passes.
32365 (execute_todo): Handle cgraph_remove_functions.
32367 2007-01-08 Nick Clifton <nickc@redhat.com>
32369 * config/frv/predicates.md (reg_or_0_operand): Accept
32372 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
32374 * config/bfin/rtems.h, config/bfin/t-rtems: New.
32375 * config.gcc: Add bfin*-rtems*.
32377 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
32379 * c.opt: Add -flax-vector-conversions.
32380 * c-typeck.c (convert_for_assignment): Pass flag to
32381 vector_types_convertible_p to allow emission of note.
32382 (digest_init): Likewise.
32383 * c-opts.c: Handle -flax-vector-conversions.
32384 * c-common.c (flag_lax_vector_conversions): New.
32385 (vector_types_convertible_p): Unless -flax-vector conversions
32386 has been passed, disallow conversions between vectors with
32387 differing numbers of subparts and/or element types. If such
32388 a conversion is disallowed, possibly emit a note on the first
32389 occasion only to inform the user of -flax-vector-conversions.
32390 The new last argument specifies this.
32391 * c-common.h (flag_lax_vector_conversions): New.
32392 (vector_types_convertible_p): Add extra argument.
32393 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
32394 char_type_node for V*QI type vectors.
32395 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
32396 Update to satisfy new typechecking rules.
32397 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
32398 C and C++ variants.
32399 * doc/invoke.texi (C Dialect Options): Document
32400 -flax-vector-conversions.
32402 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
32404 PR tree-optimization/29877
32405 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
32406 a register variable on the RHS to not be replaceable.
32408 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
32409 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
32410 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
32411 const_simm15, const_pow2, const_npow2): Added.
32412 * config/score/misc.md (insv, extv, extzv, movmemsi,
32413 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
32414 * config/score/score.c (score_address_cost, score_select_cc_mode):
32416 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
32417 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
32418 Update score_print_operand.
32419 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
32420 Adjust register allocate order and update some macro define.
32421 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
32422 mdx_block_move_straight, mdx_block_move_loop_head,
32423 mdx_block_move_loop_body, mdx_block_move_loop_foot,
32424 mdx_block_move_loop, mdx_block_move): Added.
32425 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
32426 mdp_limm): Updated and fix some bug and typo.
32427 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
32428 (movsf, movdf, doloop_end): Added.
32430 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
32432 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
32433 config/arm/thumb2.md: Fix comment typos.
32434 * doc/extend.texi: Fix a typo.
32436 2007-01-07 Eric Christopher <echristo@apple.com>
32438 * configure.ac: Check for __stack_chk_fail for darwin.
32439 * configure: Regenerate.
32441 2007-01-07 Richard Guenther <rguenther@suse.de>
32443 * tree-vrp.c (extract_range_from_assert): CSE calls to
32444 compare_values where possible.
32445 (extract_range_from_unary_expr): Likewise.
32447 2007-01-07 Anatoly Sokolov <aesok@post.ru>
32449 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
32450 * config/avr/avr.c (call_insn_operand): Delete function.
32451 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
32452 instead of register number. Use predicates.
32453 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
32454 call_insn_operand): Add.
32456 2007-01-06 Jan Hubicka <jh@suse.cz>
32458 * tree-pass.h (pass_build_cgraph_edges): Declare.
32459 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
32460 (visited_nodes): Remove.
32461 (cgraph_create_edges): Move to cgraphbuild.c; rename to
32462 build_cgrpah_edges; make visited_nodes local.
32463 (cgraph_process_new_functions): DO not call initialize_inline_failed.
32464 (record_references_in_initializer): Move to cgraphbuild.c
32465 (initialize_inline_failed, rebuild_cgraph_edges,
32466 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
32467 (verify_cgraph_node): Make visited_nodes local.
32468 (cgraph_analyze_function): Do not call cgraph_create_edges and
32469 initialize_inline_failed.
32470 (cgraph_expand_function): Do not call cgraph_lower_function;
32471 assert that function is already lowered.
32472 * Makefile.in (cgraphbuild.o): New.
32473 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
32474 at the end of lowering passes.
32476 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
32478 * ifcvt.c (cond_move_convert_if_block): New function, code
32479 factored out from...
32480 (cond_move_process_if_block): ...here. Call the new function
32481 on the THEN and ELSE blocks.
32482 (merge_if_block): Do not copy global_live_at_end, merge_blocks
32483 already takes care of this.
32485 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32488 * tree.h (TREE_OVERFLOW_P): New.
32489 * c-typeck.c (parser_build_unary_op): Warn only if result
32490 overflowed and operands did not.
32491 (parser_build_binary_op): Likewise.
32492 (convert_for_assignment): Remove redundant overflow_warning.
32493 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
32495 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32497 * c-typeck.c (store_init_value): Split over two lines to follow
32498 the GNU coding style.
32500 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
32502 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
32503 __GXX_EXPERIMENTAL_CXX0X__.
32504 * doc/cpp.texi: Same.
32506 2007-01-05 Richard Guenther <rguenther@suse.de>
32508 PR middle-end/27826
32509 * tree.c (get_narrower): Do not construct COMPONENT_REFs
32510 with mismatched types. Instead explicitly build a
32511 conversion NOP_EXPR.
32513 2007-01-05 Ian Lance Taylor <iant@google.com>
32515 * c-common.c (decl_with_nonnull_addr_p): New function.
32516 (c_common_truthvalue_conversion): Call it.
32517 * c-typeck.c (build_binary_op): Likewise.
32518 * c-common.h (decl_with_nonnull_addr_p): Declare.
32520 2007-01-05 Jakub Jelinek <jakub@redhat.com>
32523 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
32526 2007-01-05 Joel Brobecker <brobecker@adacore.com>
32528 * doc/install.texi (Final install): Document the fact that
32529 the GNAT runtime should not be stripped.
32531 2007-01-04 Jan Hubicka <jh@suse.cz>
32533 * tree-inline.c (fold_marked_statements): Update operand caches
32534 and EH after folding
32536 2007-01-04 Ian Lance Taylor <iant@google.com>
32538 * c-common.c (check_function_nonnull): Whitespace fix.
32540 2007-01-04 Jan Hubicka <jh@suse.cz>
32542 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
32543 comitted older version of patch.
32544 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
32545 function, celanup cfg and collect garbage.
32547 2007-01-04 Mike Stump <mrs@apple.com>
32549 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
32552 2007-01-04 Eric Christopher <echristo@apple.com>
32554 * libgcc2.c (__bswapsi2): Use SItype.
32555 (__bswapdi2): Use DItype.
32556 * libgcc2.h: Update for above.
32558 2007-01-04 Paul Brook <paul@codesourcery.com>
32560 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
32561 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
32562 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
32563 umulsidi3, umulsidi3adddi, smulsi3_highpart,
32564 umulsi3_highpart): Make conditional on !arm_arch6.
32565 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
32566 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
32567 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
32568 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
32569 umulsi3_highpart_v6): New insns.
32571 2007-01-04 Roger Sayle <roger@eyesopen.com>
32573 * fold-const.c (fold_convert): When casting an expression to void,
32574 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
32575 have a type. Instead of attempting to build a NOP_EXPR, return
32576 these "special" trees directly.
32578 2007-01-04 Joseph Myers <joseph@codesourcery.com>
32580 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
32581 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
32582 rs6000_cost->fp not 0 as adjustment for outer NEG.
32584 2007-01-04 Jan Hubicka <jh@suse.cz>
32586 * cgraph.c (cgraph_release_function_body): New function.
32587 (cgraph_remove_node): Use it.
32588 * cgraph.h (cgraph_release_function_body): Declare.
32589 * cgraphunit.c (cgraph_expand_function): Use it.
32590 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
32591 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
32592 is initialized and while compilation of other function is running.
32593 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
32594 statement CFG annotations from here to ...
32595 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
32597 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
32599 * cfgloop.h (enum li_flags): Make the constants powers of two.
32601 2007-01-04 Jan Hubicka <jh@suse.cz>
32603 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
32605 (fold_marked_statements): New function.
32606 (optimize_inline_calls, tree_function_versioning): Fold new statements.
32607 * tree-inline.h (copy_body_data): Add statements_to_fold.
32609 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
32611 * config.gcc: Mention libgcc/config.host.
32612 * Makefile.in: Update comments mentioning libgcc.
32613 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
32614 (all.cross, start.encap, rest.encap, rest.cross): Update
32615 dependencies for libgcc move.
32616 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
32617 (clean-target, clean-target-libgcc): Delete.
32618 (srcdirify, GCC_EXTRA_PARTS): New macros.
32619 (libgcc-support, libgcc.mvars): New rules.
32620 (distclean): Remove mention of mklibgcc.
32621 (install): Don't reference INSTALL_LIBGCC.
32622 (install-common): Don't reference EXTRA_PARTS.
32623 (install-libgcc, install-multilib): Delete rules.
32624 * mklibgcc.in: Delete file.
32625 * doc/configfiles.texi: Don't mention mklibgcc.
32627 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
32628 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
32629 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
32630 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
32631 (mklibgcc, ldblspecs): Likewise.
32633 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
32634 (posixpre.def): Use $(T).
32635 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
32636 (SHLIB_SRC, SHLIB_INSTALL): Delete.
32637 (SHLIB_LINK): Make dummy.
32638 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
32640 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
32642 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
32643 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
32644 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
32645 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
32647 * configure.ac (all_outputs): Remove mklibgcc.
32648 * configure: Regenerated.
32650 2007-01-03 Josh Conner <jconner@apple.com>
32652 PR middle-end/29683
32653 * calls.c (compute_argument_addresses): Set stack and stack_slot
32654 for partial args, too.
32655 (store_one_arg): Use locate.size.constant for the size when
32656 generating a save_area.
32658 2007-01-03 Robert Kennedy <jimbob@google.com>
32660 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
32661 whose definitions are deleted due to basic block merging.
32663 2007-01-03 Paul Brook <paul@codesourcery.com>
32666 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
32668 (use_return_insn): Return 0 for Thumb interrupt functions.
32669 (print_multi_reg): Add rfe argument for IRQ returns.
32670 (arm_output_epilogue): Pop interrupt return address directly into PC.
32671 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
32673 2007-01-03 Paul Brook <paul@codesourcery.com>
32675 Merge from sourcerygxx-4_1.
32676 * config/arm/thumb2.md: New file.
32677 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
32679 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
32680 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32681 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
32682 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
32684 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
32685 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
32687 * config/arm/ieee754-sf.S: Ditto.
32688 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
32689 (thumb1_base_register_rtx_p): ... to this.
32690 (thumb_index_register_rtx_p): Rename...
32691 (thumb1_index_register_rtx_p): ... to this.
32692 (thumb_output_function_prologue): Rename...
32693 (thumb1_output_function_prologue): ... to this.
32694 (thumb_legitimate_address_p): Rename...
32695 (thumb1_legitimate_address_p): ... to this.
32696 (thumb_rtx_costs): Rename...
32697 (thumb1_rtx_costs): ... to this.
32698 (thumb_compute_save_reg_mask): Rename...
32699 (thumb1_compute_save_reg_mask): ... to this.
32700 (thumb_final_prescan_insn): Rename...
32701 (thumb1_final_prescan_insn): ... to this.
32702 (thumb_expand_epilogue): Rename...
32703 (thumb1_expand_epilogue): ... to this.
32704 (arm_unwind_emit_stm): Rename...
32705 (arm_unwind_emit_sequence): ... to this.
32706 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
32707 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
32708 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
32709 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
32710 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
32711 thumb2_output_casesi): New functions.
32712 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
32713 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
32714 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
32715 THUMB2_WORK_REGS): Define.
32716 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
32717 arm_condexec_mask, arm_condexec_masklen)): New variables.
32718 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
32719 (arm_override_options): Check new CPU capabilities.
32720 Set new architecture flag variables.
32721 (arm_isr_value): Handle v7m interrupt functions.
32722 (user_return_insn): Return 0 for v7m interrupt functions. Handle
32724 (const_ok_for_arm): Handle Thumb-2 constants.
32725 (arm_gen_constant): Ditto. Use movw when available.
32726 (arm_function_ok_for_sibcall): Return false for v7m interrupt
32728 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
32729 (thumb_find_work_register, arm_load_pic_register,
32730 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
32731 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
32732 print_multi_reg, output_mov_long_double_fpa_from_arm,
32733 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
32734 output_mov_double_fpa_from_arm, output_move_double,
32735 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
32736 output_return_instruction, arm_output_function_prologue,
32737 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
32738 arm_output_mi_thunk, thumb_set_return_address): Ditto.
32739 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
32740 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
32741 (arithmetic_instr, shift_op): Use arm_shift_nmem.
32742 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
32744 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
32745 (thumb_expand_prologue): Use thumb_set_frame_pointer.
32746 (arm_file_start): Output directive for unified syntax.
32747 (arm_unwind_emit_set): Handle stack alignment instruction.
32748 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
32749 Add v6t2, v7, v7a, v7r and v7m.
32750 (RETLDM): Add Thumb-2 code.
32751 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
32752 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
32753 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
32754 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
32755 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
32756 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
32757 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
32758 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
32759 ADJUST_INSN_LENGTH): Define.
32760 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
32761 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
32762 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
32763 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
32764 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
32765 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
32766 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
32767 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
32768 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
32769 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
32770 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
32771 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
32772 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
32773 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
32774 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
32775 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
32776 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
32778 * config/arm/arm-tune.md: Regenerate.
32779 * config/arm/arm-protos.h: Update prototypes.
32780 * config/arm/vfp.md: Enable patterns for Thumb-2.
32781 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
32782 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
32783 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
32784 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
32785 * config/arm/libunwind.S: Add Thumb-2 code.
32786 * config/arm/constraints.md: Update include Thumb-2.
32787 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
32788 * config/arm/ieee754-df.S: Ditto.
32789 * config/arm/bpabi.S: Ditto.
32790 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
32791 * config/arm/predicates.md (low_register_operand,
32792 low_reg_or_int_operand, thumb_16bit_operator): New.
32793 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
32794 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
32795 * config/arm/t-arm-elf: Add armv7 multilib.
32796 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
32798 (UNSPEC_STACK_ALIGN, ce_count): New.
32799 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
32800 arm_zero_extendsidi2, arm_zero_extendqidi2): New
32802 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
32803 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
32804 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
32805 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
32806 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
32807 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
32809 * doc/extend.texi: Document ARMv7-M interrupt functions.
32810 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
32812 2007-01-03 Jakub Jelinek <jakub@redhat.com>
32814 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
32815 (struct _Unwind_Context): Rename args_size to flags, remove
32816 signal_frame field, add a new args_size field and version field.
32817 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
32818 _Unwind_IsExtendedContext): New inline functions.
32819 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
32820 Assume by_value array is only present if _Unwind_IsExtendedContext.
32821 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
32822 _Unwind_IsSignalFrame.
32823 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
32824 (uw_update_context_1): Use _Unwind_SetSignalFrame.
32825 (uw_init_context_1): Initialize context->flags to
32826 EXTENDED_CONTEXT_BIT.
32827 * config/rs6000/linux-unwind.h (frob_update_context): Use
32828 _Unwind_SetSignalFrame.
32830 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
32832 PR middle-end/30353
32833 * gimplify.c (gimplify_modify_expr_complex_part): Move below
32834 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
32837 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
32839 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
32840 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
32841 RET, AT_SP): Remove.
32842 * config/i386/i386.md (*sse_prologue_save_insn): Use return
32845 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32846 * cfgbuild.c (find_basic_blocks): Likewise.
32847 * cfgrtl.c (rtl_create_basic_block): Likewise.
32848 * function.c (temp_slots_at_level): Likewise.
32849 * reg-stack.c (stack_regs_mentioned): Likewise.
32850 * regclass.c (allocate_reg_info): Likewise.
32851 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32852 set_bb_for_stmt, move_block_to_fn): Likewise.
32853 * tree-complex.c (tree_lower_complex): Likewise.
32854 * vec.h (VEC_safe_grow_cleared): New.
32856 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
32858 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
32860 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
32861 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
32863 * cfgloopmanip.c (scale_loop_frequencies): Export.
32864 (loopify): Scale the frequencies by prescribed coefficients.
32865 (set_zero_probability): New function.
32866 (duplicate_loop_to_header_edge): Improve updating of frequencies.
32867 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
32868 and frequencies according to arguments.
32869 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
32871 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
32872 * modulo-sched.c (sms_schedule): Set probabilities for entering
32873 versioned loop correctly.
32874 * tree-vect-transform.c (vect_transform_loop): Ditto.
32875 * cfgloop.h (loopify, loop_version): Declaration changed.
32876 (scale_loop_frequencies): Declared.
32878 2007-01-02 Jan Hubicka <jh@suse.cz>
32880 * cgraph.c: Include tree-flow.h
32881 (cgraph_add_new-function): Handle IPA_SSA mode; execute
32882 early_local_passes.
32883 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
32884 * tree-pass.h (pass_all_early_optimizations): Declare.
32885 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
32886 early_local_passes.
32887 (cgraph_analyze_function): Do early_local_passes.
32888 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32889 Do not add referenced vars.
32890 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
32892 (gate_all_early_local_passes): New gate.
32893 (pass_early_local_passes): Use new gate.
32894 (execute_early_local_optimizations): New functions.
32895 (gate_all_early_optimizations): New gate.
32896 (pass_all_early_optimizations): New pass.
32897 (execute_free_datastructures): Free SSA only when initialized.
32898 (gate_init_datastructures): Init only when optimizing.
32899 (tree_lowering_passes): Do early local passes when called late.
32900 * tree-profile.c (do_tree_profiling): Don't profile functions added
32902 (do_early_tree_profiling, pass_early_tree_profile): Kill.
32903 * tree-cfg.c (update_modified_stmts): Do not update when operands are
32905 * passes.c (init_optimizations_passes): Reorder so we go into SSA
32906 during early_local_passes.
32907 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
32910 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32912 * Makefile.in: Update copyright year.
32914 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32916 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
32917 in $(lang_checks) and check-consistency targets.
32919 2007-01-02 Jan Hubicka <jh@suse.cz>
32921 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32922 Do not add referenced vars.
32923 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
32925 * passes.c (init_optimization_passes): Put mudflap_2 after
32926 free_datastructures.
32928 2007-01-02 Jan Hubicka <jh@suse.cz>
32930 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
32931 Set NOTHROW flag on call statements proved to be nothrow.
32932 Update statement of local calls so new pure/const functions are
32933 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
32935 (tree_rest_of_compilation): Register hooks and initialize bitmap
32936 early. Do not set after_inlining flag.
32938 2007-01-02 Steve Ellcey <sje@cup.hp.com>
32940 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
32941 HOST_BITS_PER_LONGLONG
32943 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32946 * c-typeck.c (store_init_value): Don't emit pedantic overflow
32947 warning for non-static initializers.
32949 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
32951 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
32952 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
32953 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
32954 Always use set_unique_reg_note to add REG_EQUAL notes.
32956 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32959 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32961 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32962 * cfgbuild.c (find_basic_blocks): Likewise.
32963 * cfgrtl.c (rtl_create_basic_block): Likewise.
32964 * function.c (temp_slots_at_level): Likewise.
32965 * reg-stack.c (stack_regs_mentioned): Likewise.
32966 * regclass.c (allocate_reg_info): Likewise.
32967 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32968 set_bb_for_stmt, move_block_to_fn): Likewise.
32969 * tree-complex.c (tree_lower_complex): Likewise.
32970 * vec.h (VEC_safe_grow_cleared): New.
32972 2007-01-02 Ian Lance Taylor <iant@google.com>
32974 * c-common.c (c_common_truthvalue_conversion): When warning about
32975 using an assignment as a truth value, set TREE_NO_WARNING.
32977 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32980 * c.opt (Wold-style-declaration): New.
32981 * doc/invoke.texi (C-only Warning Options): New.
32982 (Wold-style-declaration): Document it.
32983 (Wextra): Enabled by -Wextra.
32984 * c-opts.c (c_common_post_options): Enabled by -Wextra.
32985 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
32986 -Wold-style-declaration.
32988 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32990 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32991 * cfgbuild.c (find_basic_blocks): Likewise.
32992 * cfgrtl.c (rtl_create_basic_block): Likewise.
32993 * function.c (temp_slots_at_level): Likewise.
32994 * reg-stack.c (stack_regs_mentioned): Likewise.
32995 * regclass.c (allocate_reg_info): Likewise.
32996 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32997 set_bb_for_stmt, move_block_to_fn): Likewise.
32998 * tree-complex.c (tree_lower_complex): Likewise.
32999 * vec.h (VEC_safe_grow_cleared): New.
33001 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
33003 * c-common.c (c_common_nodes_and_builtins): Since variants of
33004 void_type_node get built before it is given a name, we need to
33005 give those variants the name, too.
33006 (complete_array_type): We need to work with the canonical main
33007 type of the array, from which we will build the qualified version.
33008 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
33009 * print-tree.c (print_node): Display canonical type information
33011 * stor-layout.c (layout_type): When we don't know the
33012 alignment of a type for which we're building an array, we end up
33013 guessing wrong, so make the type require structural equality.
33014 * tree.c (make_node_stat): When we build a new type, it is its
33015 own canonical type.
33016 (build_type_attribute_qual_variant): When building an attribute
33017 variant, its canonical type is the non-attribute variant. However,
33018 if the attributes are target-dependent and they differ, we need to
33019 use structural equality checks for this type.
33020 (build_qualified_type): A qualified type is not equivalent to its
33021 unqualified variant; set the canonical type appropriately.
33022 (build_distinct_type_copy): When building a distinct type from
33023 another type, the new type is its own canonical type.
33024 (build_variant_type_copy): When building a new type variant, we
33025 assume that it is equivalent to the original type.
33026 (build_pointer_type_for_mode): When building a pointer type, also
33027 build a canonical type pointer.
33028 (build_reference_type_for_mode): When building a reference type,
33029 also build a canonical type reference.
33030 (build_index_type): When we can't hash an index type (e.g.,
33031 because its maximum value is negative), the index type requires
33032 structural equality tests.
33033 (build_array_type): Build the canonical form of an array type.
33034 (build_function_type): Function types require structural equality,
33035 because they contain default arguments, attributes, etc.
33036 (build_method_type_directly): Ditto for method types.
33037 (build_offset_type): Build the canonical offset type.
33038 (build_complex_type): Build the canonical vector type.
33039 (make_vector_type): Build the canonical vector type.
33040 * tree.h (TYPE_CANONICAL): New.
33041 (TYPE_STRUCTURAL_EQUALITY_P): New.
33042 (SET_TYPE_STRUCTURAL_EQUALITY): New.
33043 (struct tree_type): Added "canonical" field.
33044 * params.h (VERIFY_CANONICAL_TYPES): New.
33045 * doc/c-tree.texi (TYPE_CANONICAL): Document.
33046 (TYPE_STRUCTURAL_EQUALITY_P): Document.
33047 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
33048 * doc/invoke.texi (verify-canonical-types): Document --param
33049 parameter for verifying canonical types.
33051 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33053 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
33054 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
33055 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
33056 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
33058 * config/rs6000/e500.h: New.
33059 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
33060 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
33062 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
33063 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
33064 TARGET_E500_DOUBLE): Remove.
33065 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
33066 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
33067 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
33068 * config/rs6000/rs6000.c (rs6000_override_options): Use
33069 CHECK_E500_OPTIONS.
33071 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33073 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
33074 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
33075 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
33076 rs6000_emit_cmove): Don't check TARGET_E500.
33077 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
33078 sordered): Don't check TARGET_E500.
33080 2007-01-01 Eric Christopher <echristo@apple.com>
33082 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
33083 HARD_REGISTER_NUM_P.
33085 2007-01-01 Roger Sayle <roger@eyesopen.com>
33087 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
33088 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
33089 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
33092 2007-01-01 Mike Stump <mrs@apple.com>
33094 * configure.ac: Remove support for building with Apple's gcc-3.1.
33096 2007-01-02 Joseph Myers <joseph@codesourcery.com>
33098 PR middle-end/30311
33099 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
33100 REG is a hard register. Do not modify REG before calling
33102 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
33103 multiple of the size of YMODE for certain lowpart cases.
33105 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33107 PR middle-end/30253
33108 * gimplify (voidify_wrapper_expr): Update for
33109 GIMPLE_MODIFY_STMT.
33111 2007-01-01 Andreas Schwab <schwab@suse.de>
33114 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
33115 save of BR0 in extra_spill_size instead of spill_size.
33116 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
33118 (ia64_expand_epilogue): Restore BR0 from its new location.
33120 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33122 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
33123 Use a temporary variable if the left hand side is not a gimple
33126 2007-01-01 Andrew Pinski <pinskia@gmail.com>
33128 * gimplify.c (gimplify_return_expr): Make the temporary variable
33129 for the return expression, a gimple register variable.
33131 2007-01-01 Jan Hubicka <jh@suse.cz>
33133 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
33136 2007-01-01 Mike Stump <mrs@apple.com>
33138 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
33140 * config/darwin.c (machopic_select_rtx_section): Use
33141 HAVE_GAS_LITERAL16.
33142 (darwin_mergeable_constant_section): Likewise.
33143 * configure: Regenerate.
33144 * config.in: Regenerate.
33146 2007-01-01 Jan Hubicka <jh@suse.cz>
33147 Andrew Pinski <pinskia@gmail.com>
33149 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
33150 before starting IPA passes.