1 2008-11-07 Vladimir Makarov <vmakarov@redhat.com>
3 PR rtl-optimizations/37948
4 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
5 (ira_create_copy, ira_add_allocno_copy): New parameter.
7 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
8 to ira_add_allocno_copy.
9 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
10 parameter to process_regs_for_copy.
11 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
12 Fix typo in passing second allocno to ira_add_allocno_copy.
14 * ira-color.c (update_conflict_hard_regno_costs): Use head of
15 coalesced allocnos list.
16 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
18 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
19 (add_ira_allocno_to_ordered_bucket): Rename to
20 add_allocno_to_ordered_bucket.
21 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
22 head of coalesced allocnos list.
23 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
24 Check that it is aready calculated.
25 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
26 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
28 (coalesce_allocnos): Do extended coalescing too.
30 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
31 parameter to ira_add_allocno_copy.
33 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
35 (print_copy): Print copy origination too.
37 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
40 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
42 PR rtl-optimization/37514
43 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
44 flag_ira_share_spill_slots to 2 if it's already non-zero.
45 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
46 flag_ira_share_spill_slots is 2.
48 2008-11-10 Kevin Buettner <kevinb@redhat.com>
50 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
51 (prologue_enter_32): Set FB to SP - 4.
53 2008-11-10 DJ Delorie <dj@redhat.com>
55 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
56 constraint for single-bit-clear in lower byte of HI constant, vs
57 Imb which just ignores the upper byte.
58 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
59 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
60 (iorhi3_16): Check for single bit set, not single bit clear.
62 2008-11-10 Janis Johnson <janis187@us.ibm.com>
64 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
66 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
68 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
70 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
71 values living in memory and use more precise alignment information.
73 2008-11-10 Jakub Jelinek <jakub@redhat.com>
76 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
77 after __mf_check call if the call must end a bb.
79 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
83 * combine.c (force_to_mode): Do not process vector types.
85 * rtlanal.c (nonzero_bits1): Do not process vector types.
86 (num_sign_bit_copies1): Likewise.
88 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
90 * config/i386/gnu.h: Add copyright and licensing header.
91 * config/gnu.h: Likewise.
93 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
95 * fwprop.c (fwprop_done): Call df_remove_problem.
97 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
100 * tree-scalar-evolution.c (instantiate_scev_1): Return
101 chrec_dont_know for VL_EXP_CLASS_P.
103 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
105 * reg-stack.c (reg_to_stack): Add missing braces in memset
108 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
110 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
111 (NO_PROFILE_COUNTERS): New define.
113 2008-11-06 David Edelsohn <edelsohn@gnu.org>
116 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
118 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
121 * config/sparc/constraints.md (D): New.
122 * config/sparc/predicates.md (const_double_or_vector_operand): New.
123 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
125 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
126 Use the 'D' constraint in addition to 'F' in some alternatives.
127 (DF splitter): Generalize for V64mode.
128 * doc/md.texi (SPARC): Document the 'D' constraint.
130 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
132 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
134 2008-11-06 Ben Elliston <bje@au.ibm.com>
136 * gcc.c: Remove ancient comment about a bug in Sun cc.
138 2008-11-05 Janis Johnson <janis187@us.ibm.com>
140 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
142 2008-11-06 Ben Elliston <bje@au.ibm.com>
144 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
146 2008-11-06 Ben Elliston <bje@au.ibm.com>
148 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
151 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
154 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
157 2008-11-05 Martin Jambor <mjambor@suse.cz>
160 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
161 pointer arithmetics into array_ref if the array is accessed
162 through an indirect_ref.
164 2008-11-05 Richard Guenther <rguenther@suse.de>
167 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
168 qualified pointer conversion before stripping qualifiers.
169 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
170 * tree-flow.h (may_propagate_address_into_dereference): Declare.
171 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
174 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
175 properly canonicalize binary ops.
176 (forward_propagate_addr_expr_1): Use
177 may_propagate_address_into_dereference.
179 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
182 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
183 Initialize uninitialized input registers with a NaN.
185 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
189 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
191 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
195 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
196 exits and conditions.
197 * testsuite/gcc.dg/graphite/pr37943.c: New.
199 2008-11-04 Jakub Jelinek <jakub@redhat.com>
200 Andrew Pinski <andrew_pinski@playstation.sony.com>
203 * c-common.c (warn_for_sign_compare): For complex result_type
204 use component's type.
206 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
208 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
210 * print-tree.c (print_node): Don't print DECL_INITIAL
214 * c-common.c (parse_optimize_options): Save and restore
215 flag_strict_aliasing around decode_options call.
217 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
219 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
220 (host_detect_local_cpu): Use it instead of casted strings to
221 compare vendor signatures.
223 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
226 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
227 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
229 2008-11-03 Catherine Moore <clm@codesourcery.com>
231 * config/mips.c (mips_conditional_register_usage): Handle the
232 DSP control register.
233 * doc/extend.texi: Document the DSP control register.
235 2008-11-03 Steve Ellcey <sje@cup.hp.com>
236 Jakub Jelinek <jakub@redhat.com>
238 * omp-low.c (expand_omp_for_generic): If iter_type has different
239 precision than type and type is a pointer type, cast n1 and n2
240 first to an integer type with the same precision as pointers
241 and only afterwards to iter_type.
243 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
245 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
246 (UNSPEC_GOTSYM_OFF): New unspec.
247 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
248 (pic_add_dot_plus_eight): Likewise.
249 (tls_load_dot_plus_eight): Likewise. Update peephole2.
250 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
251 UNSPEC_PIC_BASE operands.
252 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
253 (arm_output_addr_const_extra): Handle it.
255 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
257 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
258 integer class to full integer class if the offset is not word-aligned.
260 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
263 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
265 (doloop_optimize): Update call to doloop_modify.
267 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
269 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
271 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
274 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
275 gcc_cv_as_cfi_directive.
276 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
277 merging read-only and read-write sections or assembler emits
278 read-write .eh_frame sections.
279 * configure: Regenerate.
281 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
284 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
286 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
288 (rs6000_emit_prologue): Invert logic.
289 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
290 (reg:P 11) instead of match_operand.
291 (*save_fpregs_<mode>): Likewise.
292 (*restore_gpregs_<mode>): Likewise.
293 (*return_and_restore_gpregs_<mode>): Likewise.
294 (*return_and_restore_fpregs_<mode>): Likewise.
295 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
296 (reg:P 11) insted of match_operand.
297 (*restore_gpregs_spe): Likewise.
298 (*return_and_restore_gpregs_spe): Likewise.
300 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
302 PR tree-optimization/37684
303 * gcc.dg/graphite/pr37684.c: New.
304 * graphite.c (exclude_component_ref): New.
305 (is_simple_operand): Call exclude_component_ref.
307 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
309 PR tree-optimization/36908
310 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
311 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
312 (number_of_rw_in_partition): New.
313 (partition_contains_all_rw): New.
314 (ldist_gen): Do not distribute when one of the partitions
315 contains all the memory operations.
317 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
319 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
320 EDGE_IRREDUCIBLE_LOOP.
322 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
324 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
325 where we have one entry point in the loop which isn't the head.
327 2008-11-03 Richard Guenther <rguenther@suse.de>
330 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
332 2008-11-03 Jakub Jelinek <jakub@redhat.com>
335 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
336 for ipa and simple ipa passes.
338 2008-11-02 Richard Guenther <rguenther@suse.de>
340 PR tree-optimization/37542
341 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
342 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
343 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
344 (vn_nary_op_insert_stmt): Likewise.
345 (visit_use): Likewise.
347 2008-11-02 Anatoly Sokolov <aesok@post.ru>
349 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
351 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
352 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
353 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
354 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
355 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
356 peephole2's): Replace unspec with rotate.
357 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
359 2008-11-02 Richard Guenther <rguenther@suse.de>
361 PR tree-optimization/37991
362 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
363 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
364 (set_ssa_val_to): Print if the value changed.
365 (simplify_binary_expression): Strip useless conversions.
367 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
370 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
373 2008-11-01 Richard Guenther <rguenther@suse.de>
376 * builtins.c (fold_builtin_strspn): Return a size_t.
377 (fold_builtin_strcspn): Likewise.
379 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
381 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
382 attribute for struct return convention.
384 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
386 * config/rs6000/crtsavres.asm: Really, really delete.
388 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
390 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
392 (rs6000_emit_prologue): Invert logic.
393 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
394 (reg:P 11) instead of match_operand.
395 (*save_fpregs_<mode>): Likewise.
396 (*restore_gpregs_<mode>): Likewise.
397 (*return_and_restore_gpregs_<mode>): Likewise.
398 (*return_and_restore_fpregs_<mode>): Likewise.
399 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
400 (reg:P 11) insted of match_operand.
401 (*restore_gpregs_spe): Likewise.
402 (*return_and_restore_gpregs_spe): Likewise.
404 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
406 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
407 list of word switches that take args.
409 2008-10-30 Jakub Jelinek <jakub@redhat.com>
411 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
412 (s390_output_pool_entry): Call it through for_each_rtx.
415 * expr.c (store_constructor): For vectors, if target is a MEM, use
416 target's MEM_ALIAS_SET instead of elttype alias set.
418 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
421 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
424 2008-10-29 David Edelsohn <edelsohn@gnu.org>
427 * config/rs6000/predicates.md (word_offset_memref_operand):
428 Restructure code and look inside auto-inc/dec addresses.
430 2008-10-29 Steve Ellcey <sje@cup.hp.com>
433 * libgcov.c ( __gcov_indirect_call_profiler): Check
434 TARGET_VTABLE_USES_DESCRIPTORS.
436 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
438 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
439 (INITIAL_FRAME_POINTER_OFFSET): Remove.
440 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
441 offset if eliminating soft frame pointer.
442 * config/spu/spu.md (stack_protect_set, stack_protect_test)
443 (stack_protect_test_si): Add initial machine description
444 for Stack Smashing Protector
446 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
449 * c-common.c (min_precision): Move to...
450 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
451 * tree.h (tree_int_cst_min_precision): Declare.
452 * c-common.h (min_precision): Delete declaration.
453 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
454 multiplication of non-negative integer constants.
455 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
456 tree_int_cst_min_precision.
457 (finish_enum): Likewise.
459 2008-10-29 Joseph Myers <joseph@codesourcery.com>
462 * convert.c (convert_to_real): Do not optimize conversions of
463 binary arithmetic operations between binary and decimal
464 floating-point types. Consider mode of target type in determining
465 decimal type for arithmetic. Unless
466 flag_unsafe_math_optimizations, do not optimize binary conversions
467 where this may change rounding behavior.
468 * real.c (real_can_shorten_arithmetic): New.
469 * real.h (real_can_shorten_arithmetic): Declare.
471 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
473 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
474 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
475 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
477 (must_save_p): For some workarounds, interrupts need to clobber a
479 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
480 and LC1 for WA_05000257.
481 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
482 WA_05000283 and WA_05000315.
483 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
484 (movbi): Add alternative to set CC to 1; improve code for setting
486 (dummy_load): New pattern.
488 2008-10-29 Jakub Jelinek <jakub@redhat.com>
491 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
492 BLKmode for non-memory, convert using a wider MODE_INT mode
496 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
497 that haven't been removed yet.
499 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
501 * config/bfin/bfin.c (struct machine_function): New member
503 (bfin_expand_movmem): Set it when generating memcpy insns.
504 (n_regs_saved_by_prologue, expand_prologue_reg_save,
505 expand_epilogue_reg_restore): If we have hardware loops,
506 memcpy insns (indicated by has_loopreg_clobber) or function
507 calls, we need to save the loop registers.
509 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
511 * config/i386/i386.c (core2_cost): Fix typos in comments.
513 2008-10-28 Jakub Jelinek <jakub@redhat.com>
516 * combine.c (make_compound_operation): Don't call make_extraction with
518 (simplify_shift_const_1): Canonicalize count even if complement_p.
520 2008-10-28 Joseph Myers <joseph@codesourcery.com>
522 * convert.c (strip_float_extensions): Do not remove or introduce
523 conversions between binary and decimal floating-point types.
525 2008-10-28 Jakub Jelinek <jakub@redhat.com>
528 * fold-const.c (distribute_bit_expr): Convert common, left and
529 right arguments to type.
531 2008-10-28 Nick Clifton <nickc@redhat.com>
533 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
534 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
535 call_really_used_regs array rather than the call_used_regs array.
536 (mn10300_get_live_callee_saved_regs, expand_prologue,
537 expand_epilogue, output_tst): Likewise.
539 2008-10-27 Jakub Jelinek <jakub@redhat.com>
542 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
543 (df_get_entry_block_def_set): Neither here.
544 (df_get_regular_block_artificial_uses): Add EH_USES registers.
546 PR tree-optimization/37879
547 * predict.c (tree_estimate_probability): Check if last_stmt is
548 non-NULL before dereferencing it.
550 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
552 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
553 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
554 (ira_fast_allocation): Remove the prototype.
556 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
557 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
558 (color_pass): Modify the updated costs.
559 (ira_color): Rename to color. Make it static.
560 (ira_fast_allocation): Rename to fast_allocation. Make it static.
561 (ira_color): New function.
563 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
566 * ira-lives.c (last_call_num, allocno_saved_at_call): New
568 (set_allocno_live, clear_allocno_live, mark_ref_live,
569 mark_ref_dead): Invalidate corresponding element of
570 allocno_saved_at_call.
571 (process_bb_node_lives): Increment last_call_num. Setup
572 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
573 allocno was already saved.
574 (ira_create_allocno_live_ranges): Initiate last_call_num and
575 allocno_saved_at_call.
577 * ira-build.c (ira_create_allocno): Initiate
578 ALLOCNO_UPDATED_COVER_CLASS_COST.
579 (create_cap_allocno, propagate_allocno_info,
580 remove_unnecessary_allocnos): Remove setting updated costs.
581 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
583 * ira.c (ira): Don't call ira_fast_allocation.
585 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
588 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
591 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
593 * ira-int.h (ira_hard_regno_cover_class): New.
595 * ira-lives.c (mark_reg_live, mark_reg_dead,
596 process_bb_node_lives): Use ira_hard_regno_cover_class.
598 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
599 (setup_hard_regno_cover_class): New function.
600 (ira_init): Call setup_hard_regno_cover_class.
602 * ira-costs.c (cost_class_nums): Add comment.
603 (find_allocno_class_costs): Initiate cost_class_nums.
604 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
606 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
609 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
610 Rename to copy_info_to_removed_store_destinations. Propagate
611 conflict hard regs and register stack attribute.
613 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
616 * pa.c (function_arg_padding): Pad complex and vector types
617 upward in 64-bit runtime.
618 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
620 2008-10-26 Matthias Klose <doko@ubuntu.com>
622 * doc/install.texi: Document requirements on antlr.
624 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
626 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
629 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
632 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
633 is defined, use it to modify the constant offset.
635 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
637 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
638 and short arguments to the correct location as mandated by the ABI.
640 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
642 PR rtl-optimization/37769
643 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
645 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
647 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
648 unwind-dw2-Os-4-200.o.
650 2008-10-24 Joseph Myers <joseph@codesourcery.com>
652 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
653 (convert_for_assignment): Remove ic_argpass_nonproto cases.
655 2008-10-24 Jakub Jelinek <jakub@redhat.com>
657 PR tree-optimization/36038
658 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
659 add sizetype IV with initial value zero instead of pointer type.
661 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
664 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
665 around bit operation.
666 * profile.c (is_edge_inconsistent): Likewise.
667 * fold-const.c (truth_value_p): Move from here...
668 * tree.h (truth_value_p): ... to here.
669 * c-tree.h (c_expr): Update description of original_code.
670 * c-typeck.c (parser_build_unary_op): Set original_code.
671 (parser_build_binary_op): Update call to warn_about_parentheses.
672 * c-common.c (warn_about_parentheses): Take two additional
673 arguments of the operands. Use a switch. Quote operators
674 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
675 Add warning about !x | y and !x & y.
676 * c-common.h (warn_about_parentheses): Update declaration.
678 2008-10-24 Jakub Jelinek <jakub@redhat.com>
680 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
681 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
682 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
684 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
685 (check-%): For test targets listed in lang_checks_parallelized
686 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
687 run the testing in multiple make goals, possibly parallel, and
688 afterwards run dg-extract-results.sh to merge the sum and log files.
690 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
692 * config/mips/mips.c (mips_canonicalize_move_class): New function.
693 (mips_move_to_gpr_cost): Likewise.
694 (mips_move_from_gpr_cost): Likewise.
695 (mips_register_move_cost): Make more fine-grained.
697 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
699 * graphite.c (graphite_apply_transformations): Check for
701 * toplev.c (process_options): Add graphite_identity.
702 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
704 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
706 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
707 mulhisihl and mulhisihh builtins.
709 From Jie Zhang <jie.zhang@analog.com>
710 * config/bfin/bfin.md (composev2hi): Put operands into vector
713 2008-10-22 Chao-ying Fu <fu@mips.com>
715 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
717 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
719 From Mike Frysinger <michael.frysinger@analog.com>
720 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
721 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
722 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
723 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
724 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
725 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
726 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
727 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
728 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
729 __ADSPBF51x__ for all of them.
730 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
731 -mcpu bf512, bf514, bf516, and bf518.
732 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
733 bf512-none, bf514-none, bf516-none, and bf518-none.
734 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
735 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
736 * doc/invoke.texi (Blackfin Options): Document that
737 -mcpu now accepts bf512, bf514, bf516, and bf518.
739 2008-10-22 Jakub Jelinek <jakub@redhat.com>
742 * fold-const.c (build_range_type): For 1 .. signed_max
743 range call build_nonstandard_inter_type if signed_type_for
744 returned a type with bigger precision.
746 2008-10-22 Richard Guenther <rguenther@suse.de>
748 * tree.def (COMPLEX_TYPE): Constrain element type.
749 * tree.c (build_complex_type): Assert that.
750 * tree-ssa-structalias.c (could_have_pointers): Complex types
751 cannot have pointers.
753 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
756 * c-typeck.c (convert_for_assignment): Do not give declaration's
757 location for builtins. Spell out which type was expected and which
760 2008-10-22 Nick Clifton <nickc@redhat.com>
762 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
763 the fdpic register to be a target when running in fdpic mode.
765 2008-10-22 Rafael Espindola <espindola@google.com>
767 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
768 newly created statements.
770 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
773 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
774 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
775 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
777 2008-10-22 Jakub Jelinek <jakub@redhat.com>
780 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
781 Adjust -mcmodel=medium description for 2005-07-31 changes.
783 2008-10-22 Jan Hubicka <jh@suse.cz>
784 Jakub Jelinek <jakub@redhat.com>
787 * doc/invoke.texi: Remove references to obsoleted -d dumps.
789 2008-10-21 Richard Henderson <rth@redhat.com>
792 * emit-rtl.c (get_spill_slot_decl): Export.
793 * emit-rtl.h (get_spill_slot_decl): Declare.
794 * var-tracking.c (vt_add_function_parameters): Relax assertion
795 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
797 2008-10-21 Bob Wilson <bob.wilson@acm.org>
799 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
800 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
803 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
806 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
807 processed by get_maxval_strlen.
809 2008-10-21 David Edelsohn <edelsohn@gnu.org>
812 * tree.c (get_file_function_name): Copy first_global_object_name.
813 Centralize call to clean_symbol_name.
815 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
817 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
818 * config/svr4.h (SVR4_ASM_SPEC): New.
819 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
820 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
822 * doc/invoke.texi (Option Summary): Add -T to linker options.
823 (Link Options): Document -T.
825 2008-10-21 Jakub Jelinek <jakub@redhat.com>
827 * tree-inline.c (tree_inlinable_function_p): Remove tuples
830 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
833 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
835 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
837 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
840 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
842 * doc/install.texi: Fix typos in previous patch.
844 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
846 * doc/install.texi: Document in-tree building of gcc and mpfr.
848 2008-10-19 Richard Guenther <rguenther@suse.de>
850 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
852 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
855 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
856 (build_enumerator): Convert enumerators that fit in integer to
859 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
861 * config/i386/i386.md (unnamed peephole2): Do not force memory
862 operands of arith or logical instructions into registers for
863 non-TARGET_READ_MODIFY targets.
865 (ffs_cmove): Change operand 0 predicate to register_operand.
866 Change operand 1 predicate to nonimmediate_operand.
868 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
870 2008-10-18 Richard Guenther <rguenther@suse.de>
872 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
873 VIEW_CONVERT_EXPR case against invalid gimple.
875 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
877 * c-parser.c (c_parser_binary_expression): Silence the
878 uninitialized variable warning emitted for binary_loc.
880 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
882 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
885 2008-10-16 Joseph Myers <joseph@codesourcery.com>
888 * c-typeck.c (build_unary_op): Use omit_one_operand for
889 IMAGPART_EXPR of real argument.
891 2008-10-16 Jakub Jelinek <jakub@redhat.com>
893 PR tree-optimization/37664
894 * fold-const.c (fold_binary): When optimizing comparison with
895 highest or lowest type's value, don't consider TREE_OVERFLOW.
897 2008-10-16 David Edelsohn <edelsohn@gnu.org>
900 * Makefile.in (coverage.o): Depend on $(TM_P_H).
901 * coverage.c: Include tm_p.h.
902 * config/rs6000/x-aix (jc1): Override LDFLAGS.
903 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
904 dollar signs from PREFIX.
905 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
906 instead of manual strip_name_encoding.
908 2008-10-16 Richard Guenther <rguenther@suse.de>
911 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
912 volatile qualified functions or methods as relevant.
914 2008-10-16 Jakub Jelinek <jakub@redhat.com>
916 PR tree-optimization/37525
917 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
918 sizetype unsigned constants, both in the case of C and bounds.
920 2008-10-15 Jan Hubicka <jh@suse.cz>
922 * ira-emit.c (change_regs): Return false when replacing reg by itself.
924 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
927 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
928 HARD_REGNO_CALL_PART_CLOBBERED.
930 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
933 * ira-lives.c (mark_early_clobbers): Remove.
934 (make_pseudo_conflict, check_and_make_def_use_conflicts,
935 check_and_make_def_conflicts,
936 make_early_clobber_and_input_conflicts,
937 mark_hard_reg_early_clobbers): New functions.
938 (process_bb_node_lives): Call
939 make_early_clobber_and_input_conflicts and
940 mark_hard_reg_early_clobbers. Make hard register inputs live again.
942 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
943 early clobbers of pseudo-registers.
945 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
948 * ira-build.c (ira_flattening): Recalculate
949 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
950 from the scratch instead of the propagation.
952 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
954 * doc/rtl.texi (const_double): Remove the "addr" operand.
955 Describe CONST_DOUBLE_* macros under const_double rather
957 (const_fixed): Fix the operand description.
958 (const): Add an @findex directive.
959 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
960 after the constant rtl table.
961 (fix): Combine floating-point and fixed-point descriptions.
963 * sched-deps.c (sched_analyze_2): Remove reference to
966 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
968 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
970 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
971 for UNSPEC_GOTSYM_OFFs.
972 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
973 (add_GOT_to_pic_reg): Use it.
974 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
976 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
977 Harsha Jagasia <harsha.jagasia@amd.com>
979 PR tree-optimization/37485
980 * graphite.c (gmp_cst_to_tree): Moved.
981 (iv_stack_entry_is_constant): New.
982 (iv_stack_entry_is_iv): New.
983 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
984 (loop_iv_stack_insert_constant): New.
985 (loop_iv_stack_pop): Use new datatpype.
986 (loop_iv_stack_get_iv): Same.
987 (loop_iv_stack_get_iv_from_name): Same.
988 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
989 (loop_iv_stack_patch_for_consts): New.
990 (loop_iv_stack_remove_constants): New.
991 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
992 (translate_clast): Call loop_iv_stack_patch_for_consts and
993 loop_iv_stack_remove_constants.
994 (gloog): Use new datatype. Redirect construction edge to end
995 block to avoid accidental deletion.
996 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
998 (union iv_stack_entry_data): New. Data in iv stack entry.
999 (struct iv_stack_entry): New. Datatype for iv stack entries.
1001 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1003 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
1004 * graphite.c (free_scop): Same.
1005 (build_scops): Same.
1006 (free_scattering): New.
1007 (build_cloog_prog): Call free_scattering.
1008 (patch_phis_for_virtual_defs): Fix memleak.
1009 (graphite_trans_bb_strip_mine): Same.
1010 (limit_scops): Same.
1012 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1013 Harsha Jagasia <harsha.jagasia@amd.com>
1015 PR tree-optimization/37828
1016 * graphite.c (graphite_trans_loop_block): Do not loop block
1017 single nested loops.
1019 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1021 PR tree-optimization/37686
1022 * tree-loop-linear.c (linear_transform_loops): Build a
1023 loop nest vector. Pass it to lambda_compute_access_matrices.
1024 * tree-data-ref.h (struct access_matrix): Store the loop nest
1025 relative to which it encodes the information.
1026 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
1027 (am_vector_index_for_loop): Reimplemented: iterate over the
1028 loop nest for finding the loop index in the access matrix.
1029 (lambda_compute_access_matrices): Update declaration.
1030 * lambda-code.c (build_access_matrix): Pass the loop nest and
1032 (lambda_compute_access_matrices): Same.
1034 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
1036 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
1037 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
1038 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
1039 already implies hard float. Also fix several insn condition
1040 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
1042 2008-10-15 David Edelsohn <edelsohn@gnu.org>
1045 Based on patches by Laurent Vivier.
1046 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
1047 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
1048 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
1049 dollar sign to underscore.
1050 (ASM_OUTPUT_EXTERNAL): Same.
1051 (ASM_OUTPUT_LABELREF): New.
1052 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
1054 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
1055 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
1056 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
1057 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
1059 2008-10-15 Jakub Jelinek <jakub@redhat.com>
1061 PR tree-optimization/36881
1062 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
1063 that each value doesn't need runtime relocations, for !flag_pic
1064 check that each value is just a valid initializer constant.
1066 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
1068 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
1069 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
1070 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
1071 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
1073 (REG_CLASS_NAMES): Update accordingly.
1074 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
1075 rather than an unpredictable descriptive string.
1076 * config/mips/mips.c (mips_register_move_cost): Remove comment.
1077 (mips_register_move_cost): Check for specific COP*_REGS classes,
1078 instead of ALL_COP_AND_GR_REGS.
1079 (mips_ira_cover_classes): New function.
1080 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
1081 (TARGET_IRA_COVER_CLASSES): Define.
1083 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
1086 * tree.c (build_type_attribute_qual_variant): Hash on the
1087 unqualified type, and don't overwrite an existing
1088 (type_hash_eq): Make the TYPE_NAME of the types significant, to
1089 allow distinguishing between wchar_t and its underlying type. This
1090 also means that we'll retain a little more typedef information.
1092 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
1093 Dmitry Melnik <dm@ispras.ru>
1094 Dmitry Zhurikhin <zhur@ispras.ru>
1095 Alexander Monakov <amonakov@ispras.ru>
1096 Maxim Kuvyrkov <maxim@codesourcery.com>
1098 * target.h (struct gcc_target): Update prototypes of needs_block_p
1100 * haifa-sched.c (create_check_block_twin): Update calls to the above.
1101 * sel-sched.c (create_speculation_check): Likewise.
1102 * doc/tm.texi: Provide documentation for new target hooks.
1104 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
1105 (ia64_gen_spec_insn): Removed.
1106 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
1107 ia64_gen_spec_check): New static functions.
1108 (ia64_alloc_sched_context, ia64_init_sched_context,
1109 ia64_set_sched_context, ia64_clear_sched_context,
1110 ia64_free_sched_context, ia64_get_insn_spec_ds,
1111 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
1112 (ia64_needs_block_p): Change prototype.
1113 (ia64_gen_check): Rename to ia64_gen_spec_check.
1114 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
1115 into declaration, add special memory dependencies handling.
1116 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1117 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1118 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
1119 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
1120 Define new target hooks.
1121 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1122 (ia64_optimization_options): Turn on selective scheduling with -O3,
1123 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
1124 default with selective scheduling.
1125 (ia64_override_options): Initialize align_loops and align_functions
1126 to 32 and 64, respectively. Set global selective scheduling flags
1127 according to target-dependent flags.
1128 (rtx_needs_barrier): Support UNSPEC_LDS_A.
1129 (group_barrier_needed): Use new mstop-bit-before-check flag.
1131 (dfa_state_size): Make global.
1132 (spec_check_no, max_uid): Remove.
1133 (mem_ops_in_group, current_cycle): New variables.
1134 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
1135 Initialize new variables.
1136 (is_load_p, record_memory_reference): New functions.
1137 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
1139 (ia64_variable_issue): Change use of current_sched_info to
1140 sched_deps_info. Update comment. Note if a load or a store is issued.
1141 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
1142 advance if maximal number of loads or stores was issued on current
1144 (scheduled_good_insn): New static helper function.
1145 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
1146 a group barrier is needed. Fix vertical spacing. Guard the code
1147 doing state transition with last_scheduled_insn check.
1148 Mark that a stop bit should be before current insn if there was a
1149 cycle advance. Update current_cycle and mem_ops_in_group.
1150 (ia64_h_i_d_extended): Change use of current_sched_info to
1151 sched_deps_info. Reallocate stops_p by larger chunks.
1152 (struct _ia64_sched_context): New structure.
1153 (ia64_sched_context_t): New typedef.
1154 (ia64_alloc_sched_context, ia64_init_sched_context,
1155 ia64_set_sched_context, ia64_clear_sched_context,
1156 ia64_free_sched_context): New static functions.
1157 (gen_func_t): New typedef.
1158 (get_spec_load_gen_function): New function.
1159 (SPEC_GEN_EXTEND_OFFSET): Declare.
1160 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
1161 (get_mode_no_for_insn): Change the condition that prevents use of
1162 special hardware registers so it can now handle pseudos.
1163 (get_spec_unspec_code): New function.
1164 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
1165 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
1166 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
1167 during selective scheduling.
1168 (ia64_speculate_insn): Use ds_get_speculation_types when
1169 determining whether we need to change the pattern.
1170 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
1171 (ia64_spec_check_src_p): Support new speculation/check codes.
1172 (struct bundle_state): New field.
1173 (issue_nops_and_insn): Initialize it.
1174 (insert_bundle_state): Minimize mid-bundle stop bits.
1175 (important_for_bundling_p): New function.
1176 (get_next_important_insn): Use important_for_bundling_p.
1177 (bundling): When shifting TImode from unimportant insns, ignore
1178 also group barriers. Assert that best state is found before
1179 the backward bundling pass. Print number of mid-bundle stop bits.
1180 Minimize mid-bundle stop bits. Check correct calculation of
1181 mid-bundle stop bits.
1182 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
1183 (final_emit_insn_group_barriers): Emit stop bits before insns starting
1185 (sel2_run): New variable.
1186 (ia64_reorg): When flag_selective_scheduling2 is set, run the
1187 selective scheduling pass instead of schedule_ebbs.
1189 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
1190 (UNSPEC_LDS_A): New UNSPEC.
1191 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
1192 movti_internal, movsf_internal, movdf_internal,
1193 movxf_internal): Make visible. Add speculable* attributes.
1194 (output_c_nc): New mode attribute.
1195 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
1196 mov<mode>_nc, zero_extend<mode>di2_nc,
1197 advanced_load_check_nc_<mode>): New insns.
1198 (zero_extend*): Add speculable* attributes.
1200 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
1201 (msched-stop-bits-after-every-cycle): Likewise.
1202 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
1204 (msched-spec-verbose): Remove.
1205 (msched-prefer-non-data-spec-insns,
1206 msched-prefer-non-control-spec-insns,
1207 msched-count-spec-in-critical-path,
1208 msel-sched-dont-check-control-spec): Use Target Report Var
1209 instead of Common Report Var.
1211 * config/ia64/itanium2.md: Remove incorrect bypass.
1213 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
1215 2008-10-14 Jakub Jelinek <jakub@redhat.com>
1218 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
1219 and -fhelp=separate.
1221 2008-10-14 Ben Elliston <bje@au.ibm.com>
1223 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
1225 2008-10-13 Joseph Myers <joseph@codesourcery.com>
1227 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
1230 2008-10-13 Matthias Klose <doko@ubuntu.com>
1232 * config/pa/linux-atomic.c: Work around missing header file
1233 for hppa64-linux-gnu targets.
1235 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
1236 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
1237 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1238 Grace Cao <grace_cao@playstation.sony.com>
1240 * doc/invoke.texi (-mgen-cell-microcode): Document.
1241 (-mwarn-cell-microcode): Document.
1242 * cfglayout.c (locator_location): Export.
1243 * rtl.h (locator_location): Define prototype.
1244 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
1246 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
1247 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
1248 (mwarn-cell-microcode): New option.
1249 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
1250 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
1251 cell and not already set.
1252 Turn off string instructions if not generating cell microcode.
1253 (rs6000_final_prescan_insn): New function that warns about microcoded
1255 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
1256 * config/rs6000/rs6000.md
1257 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
1258 the instruction would have been microcoded on the Cell. Set
1259 cell_micro to always on unnamed patterns for the string instructions.
1260 (cell_micro): Update definition, remove load/store conditional
1262 (sign_extend:DI): Define new pattern for non microcoded version.
1263 (sign_extend:SI): Likewise.
1264 (compare (div:P)): Set cell_micro to not.
1265 (andsi3): Define as an expand.
1266 (andsi3_mc): New pattern.
1267 (andsi3_nomc): New pattern.
1268 (andsi3_internal0_nomc): New pattern.
1269 (andsi3_internal2): Rename to ...
1270 (andsi3_internal2_mc): this and enable iff generating microcode.
1271 (andsi3_internal3): Rename to ...
1272 (andsi3_internal3_mc): this and enable iff generating microcode.
1273 (andsi3_internal4): Enable iif generating microcode.
1274 (andsi3_internal5): Rename to ..
1275 (andsi3_internal5_mc): this and enable iff generating microcode.
1276 (andsi3_internal5_nomc): New pattern.
1277 (extzvdi_internal1): Enable iff generating microcode.
1278 (extzvdi_internal2): Likewise.
1279 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
1280 (anddi3): Change to expand.
1281 (anddi3_mc): Rename from anddi3.
1282 (anddi3_no_mc): New pattern.
1283 (anddi3_internal2): Rename to ..
1284 (anddi3_internal2_mc): this and enable iff generating microcode.
1285 (anddi3_internal2_nomc): New pattern.
1286 (anddi3_internal3): Rename to ..
1287 (anddi3_internal3_mc): this and enable iff generating microcode.
1288 (anddi3_internal3_nomc): New pattern.
1289 (movti_string): Set cell_micro to always if TARGET_STRING.
1290 (stmsi8): Set cell_micro to always.
1296 (stmsi8_power): Likewise.
1297 (stmsi7_power): Likewise.
1298 (stmsi6_power): Likewise.
1299 (stmsi5_power): Likewise.
1300 (stmsi4_power): Likewise.
1301 (stmsi3_power): Likewise.
1302 (movsi_update2): Enable iff generating microcode.
1303 (movhi_update3): Likewise.
1304 (lmw): Set cell_micro to always.
1306 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
1308 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
1309 * config/s390/s390.c (machine_function): Remove
1310 decomposed_literal_pool_addresses_ok_p.
1311 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
1312 the difference of two labels.
1313 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
1314 (s390_pool_offset): New function.
1315 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
1316 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
1318 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
1320 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
1321 (powerpc*-*-linux-gnu*): Describe.
1322 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
1323 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
1324 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
1325 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
1326 config/rs6000/e500crtres32gpr.asm,
1327 config/rs6000/e500crtres64gpr.asm,
1328 config/rs6000/e500crtres64gprctr.asm,
1329 config/rs6000/e500crtrest32gpr.asm,
1330 config/rs6000/e500crtrest64gpr.asm,
1331 config/rs6000/e500crtresx32gpr.asm,
1332 config/rs6000/e500crtresx64gpr.asm,
1333 config/rs6000/e500crtsav32gpr.asm,
1334 config/rs6000/e500crtsav64gpr.asm,
1335 config/rs6000/e500crtsav64gprctr.asm,
1336 config/rs6000/e500crtsavg32gpr.asm,
1337 config/rs6000/e500crtsavg64gpr.asm,
1338 config/rs6000/e500crtsavg64gprctr.asm: Use it.
1339 * config/rs6000/crtsavres.asm: Really remove.
1341 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
1344 * c-format.c (convert_format_name_to_system_name): Use
1345 TARGET_OVERRIDES_FORMAT_INIT.
1346 * config.gcc (extra_options): Add for mingw targets mingw.opt.
1347 * config/i386/mingw.opt: New.
1348 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
1349 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
1350 (ms_printf_length_specs): Removed const specifier.
1351 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
1352 * doc/invoke.texi (Wno-pedantic-ms-format): New.
1354 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1356 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
1357 * doc/install.texi: Bump recommended MPFR to 2.3.2.
1359 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1362 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
1363 sure that ref has valid bb.
1365 2008-10-12 Richard Henderson <rth@redhat.com>
1368 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
1369 * alias.c (value_addr_p, stack_addr_p): Remove.
1370 (nonoverlapping_memrefs_p): Remove IRA special case.
1371 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
1372 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
1373 * reload1.c (alter_reg): Use it.
1375 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
1377 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
1378 of registers instead of eax, ebx, ecx and edx. Use for loop
1379 and check register for non-zero value before the call
1380 to decode_caches_intel.
1382 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1384 PR rtl-optimization/37448
1385 * df.h: (df_ref_class): New enum.
1386 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
1387 (struct df_ref): Replaced with union df_ref_d.
1388 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
1389 New members of df_ref_d union.
1390 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
1391 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
1392 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
1393 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
1394 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
1395 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
1396 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
1397 (df_scan_bb_info, df_bb_regno_first_def_find,
1398 df_bb_regno_last_def_find, df_find_def, df_find_use,
1399 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1400 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
1401 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
1402 df_get_artificial_defs, df_get_artificial_uses, union_defs)
1403 Replaced struct df_ref * with df_ref.
1404 * df-scan.c (df_collection_rec, df_null_ref_rec,
1405 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
1406 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
1407 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
1408 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
1409 df_reorganize_refs_by_reg_by_reg,
1410 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
1411 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
1412 df_sort_and_compress_refs, df_install_ref, df_install_refs,
1413 df_ref_record, df_get_conditional_uses, df_get_call_refs,
1414 df_bb_refs_record, df_exit_block_uses_collect,
1415 df_record_exit_block_uses, df_reg_chain_mark,
1416 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
1417 df_ref * with df_ref.
1418 (df_ref_record, df_uses_record, df_ref_create_structure): Added
1419 df_ref_class parameter.
1420 (df_scan_problem_data): Added new pools for different types of refs.
1421 (df_scan_free_internal, df_scan_alloc, df_free_ref,
1422 df_ref_create_structure): Processed new ref pools.
1423 (df_scan_start_dump): Added counts of refs and insns.
1424 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
1425 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1426 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
1427 code to pass df_ref_class down to ref creation functions.
1428 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
1429 df_reg_chain_mark): Use macros to hide references to df_refs.
1430 (df_ref_chain_change_bb): Removed.
1431 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
1432 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
1433 Enhanced to understand df_ref union structure.
1434 * fwprop.c (local_ref_killed_between_p, use_killed_between,
1435 all_uses_available_at, update_df, try_fwprop_subst,
1436 forward_propagate_subreg, forward_propagate_and_simplify,
1437 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
1438 df_ref * with df_ref.
1439 (use_killed_between, all_uses_available_at): Use macros to hide
1440 references to df_refs.
1441 * regstat.c (regstat_bb_compute_ri,
1442 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
1444 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
1445 see_handle_relevant_refs, see_analyze_one_def,
1446 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
1447 struct df_ref * with df_ref.
1448 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
1449 global_conflicts): Replaced struct df_ref * with df_ref.
1450 * ddg.c (create_ddg_dep_from_intra_loop_link,
1451 add_cross_iteration_register_deps, build_inter_loop_deps):
1452 Replaced struct df_ref * with df_ref.
1453 (create_ddg_dep_from_intra_loop_link,
1454 add_cross_iteration_register_deps): Use macros to hide references
1456 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
1457 df_ref * with df_ref.
1458 * df-core.c (df_bb_regno_first_def_find,
1459 df_bb_regno_last_def_find, df_find_def, df_find_use,
1460 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1461 debug_df_ref): Replaced struct df_ref * with df_ref.
1462 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
1463 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
1465 * web.c (union_defs, entry_register, replace_ref, web_main):
1466 Replaced struct df_ref * with df_ref.
1467 (union_defs, replace_ref): Use macros to hide references to df_refs.
1468 * global.c (compute_regs_asm_clobbered, build_insn_chain):
1469 Replaced struct df_ref * with df_ref.
1470 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
1471 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
1472 Replaced struct df_ref * with df_ref.
1473 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
1474 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
1476 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
1477 * df-byte-scan.c (df_compute_accessed_bytes_extract,
1478 df_compute_accessed_bytes_strict_low_part,
1479 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
1480 Replaced struct df_ref * with df_ref.
1481 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
1482 * init-regs.c (initialize_uninitialized_regs): Replaced struct
1483 df_ref * with df_ref.
1484 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
1485 check_dependency, check_dependencies, record_uses): Replaced
1486 struct df_ref * with df_ref.
1487 (invariant_for_use, check_dependency): Use macros to hide
1488 references to df_refs.
1489 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
1490 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
1491 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
1492 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
1493 references to df_refs.
1494 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
1496 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
1497 * df-problems.c (df_rd_bb_local_compute_process_def,
1498 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
1499 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
1500 df_chain_remove_problem, df_chain_create_bb_process_use,
1501 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
1502 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
1503 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
1504 df_byte_lr_simulate_artificial_refs_at_top,
1505 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
1506 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
1507 df_simulate_uses, df_simulate_artificial_refs_at_end,
1508 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
1510 (df_chain_dump): Use macros to hide references to df_refs.
1511 * config/mips/mips.c (r10k_simplify_address): Replaced struct
1512 df_ref * with df_ref.
1513 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
1514 mark_artificial_uses, mark_reg_dependencies,
1515 byte_dce_process_block): Replaced struct df_ref * with df_ref.
1517 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
1519 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
1521 (array_ref_element_size): Likewise.
1522 (array_ref_low_bound): Likewise.
1523 (array_ref_up_bound): Likewise.
1524 * expr.c (contains_packed_reference): Likewise.
1525 (array_ref_element_size): Likewise.
1526 (array_ref_low_bound): Likewise.
1527 (array_ref_up_bound): Likewise.
1528 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
1529 with ARRAY_RANGE_REF.
1530 (idx_find_step): Likewise.
1531 (idx_record_use): Likewise.
1532 (strip_offset_1): Likewise.
1533 (idx_remove_ssa_names): Likewise.
1535 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
1536 Andi Kleen <ak@linux.intel.com>
1538 * config/i386/cpuid.h (__cpuid_count): New defines.
1539 * config/i386/driver-i386.c (struct cache_desc): New structure.
1540 (describe_cache): Use struct cache_desc to pass cache descriptions.
1541 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
1542 (detect_caches_amd): Use struct cache_desc to describe caches.
1543 (decode_caches_intel): Use struct cache_desc to pass cache
1544 descriptions. Update descriptions to match latest (rev -032,
1545 December 2007) CPUID documentation. Do not check valid bit here.
1546 Check for Xeon MP value 0x49 problems.
1547 (detect_caches_cpuid2): New function, split from detect_caches_intel.
1548 Check valid bit before calling decode_caches_intel. Detect number
1549 of times to repeat CPUID instruction.
1550 (detect_caches_cpuid4): New function.
1551 (detect_caches_intel): Depending on max_level, call
1552 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
1553 only when other methods fail to provide valid L2 cache description.
1555 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1558 * pa.md (call, call_value): Generate an rtx for register r4 and pass
1559 it to PIC call patterns.
1560 (call_symref_pic): Revise pattern to expose PIC register save. Remove
1561 code generation and attributes from pattern. Change peephole2 to
1562 split for noreturn case. Revise split pattern for non noreturn case.
1563 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
1564 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
1565 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
1568 2008-10-11 David Edelsohn <edelsohn@gnu.org>
1570 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
1571 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
1573 (divdf3): Reformat long line.
1575 2008-10-11 Michael J. Eager <eager@eagercon.com>
1577 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
1579 (rs6000_handle_option): Process -mfpu options.
1580 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
1581 (enum fpu_type_t): New.
1582 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
1583 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
1585 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
1586 (floatdidf2): Add TARGET_SINGLE_FPU condition.
1587 * config/rs6000/rs6000.opt (-mfpu): New.
1588 (-mxilinx-fpu): New.
1589 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
1590 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
1591 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
1592 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
1593 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
1595 2008-10-11 Jakub Jelinek <jakub@redhat.com>
1598 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
1599 LO_SUM on Darwin if mode has just one unit.
1601 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
1604 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
1605 has been optimized out.
1607 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
1609 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
1610 instead of PIC_DIRECT_ADDR_P.
1611 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1612 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
1613 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
1614 (PIC_OFFSET_P): Rename to...
1615 (PCREL_SYMOFF_P): ...this.
1616 (PIC_DIRECT_ADDR_P): Delete.
1617 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
1619 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
1620 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
1621 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
1622 * config/sh/sh.c (print_operand): Remove CONST handling.
1623 (unspec_caller_rtx_p): Rewrite to use split_const and check
1624 the operands of UNSPEC bases.
1625 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
1626 with (unspec [A B] UNSPEC_SYMOFF).
1627 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
1628 UNSPEC_PCREL_SYMOFF.
1629 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1630 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
1631 (UNSPEC_EXTRACT_U16): Likewise.
1632 (UNSPEC_SYMOFF): Likewise.
1633 (UNSPEC_PCREL_SYMOFF): Likewise.
1634 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
1636 (movsi_const_16bit): Likewise.
1637 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
1638 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
1639 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
1640 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
1641 with (unspec [A B] UNSPEC_SYMOFF).
1642 (symPLT_label2reg): Replace (minus A (minus B pc)) with
1643 (unspec [A B] PCREL_UNSPEC_SYMOFF).
1644 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
1645 (Csu): Likewise UNSPEC_EXTRACT_U16.
1646 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1647 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
1649 2008-10-10 Stepan Kasal <skasal@redhat.com>
1651 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
1652 for loop strip mining and loop blocking.
1654 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1656 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
1657 vary types depending on debug info.
1659 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1661 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
1662 before ensuring it's already computed.
1664 2008-10-09 Jakub Jelinek <jakub@redhat.com>
1666 * rtl.h (locator_eq): New decl.
1667 * cfglayout.c (locator_scope): New function.
1668 (insn_scope): Use it.
1669 (locator_eq): New function.
1670 (fixup_reorder_chain): Search for last insn in src bb
1671 that has locator set or first insn in dest bb. Use
1672 locator_eq instead of == to compare locators.
1673 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
1674 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
1675 == to compare locators.
1677 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
1679 * gimple-low.c (lower_function_body, lower_gimple_return,
1680 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
1681 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
1682 goto_block on edges if goto_locus is known.
1685 * tree.h (get_object_alignment): Declare.
1686 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
1687 get_object_alignment if needed.
1688 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
1690 (get_object_alignment): ... here. New function. Try harder to
1691 determine alignment from get_inner_reference returned offset.
1693 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1695 * graphite.c (gloog): Don't call find_unreachable_blocks
1696 before delte_unreachable_blocks.
1698 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
1699 goto_locus of true_edge into RTL locator.
1701 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
1703 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
1704 (*jcc_btdi_mask_rex64): Ditto.
1706 (*jcc_btsi_mask): Ditto.
1707 (*jcc_btsi_1): Ditto.
1708 (*jcc_btsi_mask_1): Ditto.
1710 2008-10-08 Paul Brook <paul@codesourcery.com>
1712 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
1713 compatible profiler (__gnu_mcount_nc).
1714 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1716 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1718 * config/i386/i386.c (initial_ix86_tune_features): Add
1719 X86_TUNE_USE_VECTOR_FP_CONVERTS.
1720 * config/i386/i386.h (ix86_tune_indices): Likewise.
1721 (TARGET_USE_VECTOR_FP_CONVERTS): New.
1723 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
1724 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
1725 for FP to FP splitters.
1727 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1729 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
1732 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1736 PR rtl-optimization/37341
1737 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
1738 to ORIG_BB, pass through ORIG_BB recursively.
1739 (cse_condition_code_reg): Adjust caller.
1741 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
1743 * sdbout.c (sdbout_one_type): Treat the value type
1744 CONST_DECL for enumerals.
1746 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1748 * config/i386/i386.md: Remove trailing white spaces.
1750 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1752 PR rtl-optimization/37448
1753 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
1754 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
1756 (struct output_info) [count]: Renamed total_created and made
1758 (struct output_info) [size]: Renamed total_allocated and made
1760 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
1761 Properly keep track of desc->size.
1762 (print_statistics, dump_alloc_pool_statistics): Enhance the
1763 printing of statistics to print the number of elements and to use
1766 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1769 * opts.h (CL_SAVE): Move up to flags range.
1770 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
1771 CL_COMMON): Renumber.
1772 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
1773 * opts.c (common_handle_option): Revert last change.
1775 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1777 * config/i386/i386-protos.h (ix86_schedule): New.
1779 * config/i386/i386.c (ix86_schedule): New.
1780 (override_options): Add schedule to processor_alias_table. Set
1781 ix86_schedule from the schedule field in processor_alias_table.
1782 (ix86_function_specific_save): Save ix86_schedule.
1783 (ix86_function_specific_restore): Restore ix86_schedule.
1785 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
1786 ix86_tune. Add none and remove i386, i486, pentium4, nocona
1789 * config/i386/i386.opt: Add schedule.
1791 * config/i386/ppro.md: Remove generic32.
1793 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
1796 * expr.c (count_type_elements): Handle ERROR_MARK.
1798 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1803 * basic-block.h (struct edge_def): Add goto_block field.
1804 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
1805 one insn with locus corresponding to edge's goto_locus if !optimize.
1806 * profile.c (branch_prob): Copy edge's goto_block.
1807 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
1809 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
1810 locator in between the merged basic blocks if !optimize and needed.
1811 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
1812 goto_locus into RTL locator. For unconditional jump use that
1813 locator for the jump insn.
1814 (expand_gimple_cond): Convert goto_block and goto_locus into
1815 RTL locator for all remaining edges. For unconditional jump
1816 use that locator for the jump insn.
1817 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
1818 there is more than one edge or insn locator along the forwarding
1819 edges and !optimize. If there is just one, set e->goto_locus.
1820 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
1822 (move_block_to_fn): Adjust edge's goto_block.
1824 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1827 * expmed.c (expand_mult): Properly check DImode constant in
1830 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1833 * dwarf2out.c (common_block_die_table): New variable.
1834 (common_block_die_table_hash, common_block_die_table_eq): New
1836 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
1837 COMMON block in the current scope rather than globally. Optimize
1838 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
1839 DW_OP_addr SYMBOL_REF+off.
1841 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
1843 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
1844 Return true for non-addressable GIMPLE operands.
1846 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1849 * config/i386/i386.c (initial_ix86_tune_features): Remove
1850 X86_TUNE_USE_BIT_TEST.
1851 * config/i386/i386.h (ix86_tune_indices): Likewise.
1852 (TARGET_USE_BIT_TEST): Removed.
1854 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1856 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
1858 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
1860 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
1861 (mul<mode>3_mul3): ... into this new template.
1863 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1865 * gimplify.c (gimplify_arg): Add location argument. Use it.
1866 (gimplify_call_expr): Pass location to gimplify_arg.
1867 (gimplify_modify_expr_to_memcpy): Same.
1868 (gimplify_modify_expr_to_memset): Same.
1870 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1872 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1873 Update calls to build_unary_op and build_indirect_ref for location
1876 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1879 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
1880 * c-typeck.c (array_to_pointer_conversion): Pass location to
1882 (function_to_pointer_conversion): Use error_at and warning_at.
1883 (build_indirect_ref): Same.
1884 (build_array_ref): Pass location to build_binary_op.
1885 (parser_build_unary_op): Do not set location after calling
1887 (build_unary_op): Add location argument. Use it throughout. Set
1888 EXPR_LOCATION before returning new tree.
1889 (build_modify_expr): Same.
1890 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
1892 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
1893 build_indirect_ref, build_modify_expr.
1894 (c_finish_omp_for): Same. Use error_at instead of error.
1895 * c-common.c (c_common_truthvalue_conversion): Pass location to
1897 (warn_for_div_by_zero): Add location argument.
1898 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
1899 build_unary_op, warn_for_div_by_zero.
1900 * c-parser.c (c_parser_typeof_specifier): Use
1901 protected_set_expr_location.
1902 (c_parser_statement_after_labels): Same.
1903 (c_parser_condition): Same.
1904 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
1905 (c_parser_conditional_expression): Use protected_set_expr_location.
1906 (c_parser_unary_expression): Pass location to build_indirect_ref.
1907 (c_parser_postfix_expression_after_primary): Pass location to
1908 build_indirect_ref, build_unary_op.
1909 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
1911 2008-10-06 Joshua Kinard <kumba@gentoo.org>
1913 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
1914 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
1915 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
1917 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
1918 (mips_issue_rate): Handle PROCESSOR_R10000.
1919 * config/mips/mips.md (cpu): Add r10000.
1921 * config/mips/10000.md: New file.
1923 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1925 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
1926 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
1927 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
1929 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1931 * config/darwin-protos.h (machopic_function_base_name): Delete.
1932 (machopic_function_base_sym): Likewise.
1933 (machopic_gen_offset): Declare.
1934 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
1935 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
1936 * config/darwin.c (machopic_function_base_name): Delete.
1937 (machopic_function_base_sym): Likewise.
1938 (gen_pic_offset): Rename to...
1939 (machopic_gen_offset): ...this and remove the pic_base argument.
1940 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
1941 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
1942 crtl->uses_pic_offset_table.
1943 (machopic_indirect_data_reference): Use new machopic_gen_offset
1945 (machopic_legitimize_pic_address): Likewise.
1946 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
1948 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
1949 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
1950 * config/i386/i386.c (output_set_got): Likewise.
1951 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
1953 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
1954 (legitimate_address_p): Likewise.
1955 (output_pic_addr_const): Likewise.
1956 (output_addr_const_extra): Likewise.
1957 (ix86_delegitimize_address): Expect darwin_local_data_pic to
1958 match an UNSPEC rather than a MINUS.
1959 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
1960 (builtin_setjmp_receiver): Use machopic_gen_offset.
1961 * config/i386/predicates.md (pic_symbolic_operand): Handle
1962 UNSPEC_MACHOPIC_OFFSET.
1964 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1965 Use machopic_gen_offset and machopic_operand_p.
1966 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
1967 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
1968 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
1969 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
1970 Set crtl->uses_pic_offset_table.
1972 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1974 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
1976 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
1977 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
1978 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
1979 (constant_pool_expr_p): Use split_const and check the base.
1980 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
1982 (legitimate_constant_pool_address_p): Check toc_relative_p
1983 instead of constant_pool_expr_p.
1984 (print_operand_address): Always use output_addr_const for
1985 constant pool addresses.
1986 (rs6000_output_addr_const_extra): New function.
1987 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
1989 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
1993 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1994 (mark_ref_live, mark_ref_dead): Use them.
1995 (def_conflicts_with_inputs_p): Remove.
1996 (mark_early_clobbers): New function.
1997 (process_bb_node_lives): Call preprocess_constraints and
1998 mark_early_clobbers.
2000 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
2002 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
2004 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
2005 lib with -mthread switch.
2007 2008-10-05 Dodji Seketeli <dodji@redhat.com>
2010 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
2011 function in two, making it call a new and reusable
2012 dwarf2out_imported_module_or_decl() that takes the containing
2013 BLOCK of the declaration in argument.
2014 (dwarf2out_imported_module_or_decl_real): New function.
2015 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
2016 IMPORTED_DECL in account.
2017 * tree.def: Added IMPORTED_DECL node type.
2018 * tree.h: Added accessors for IMPORTED_DECL nodes.
2019 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
2021 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2023 * doc/gimple.texi: Fix some typos, wrap some long lines,
2024 fix some broken wraps with continuations.
2025 * tree-ssa-reassoc.c: Fix comment typos.
2027 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2030 * pa.c (legitimize_pic_address): Force function labels to memory in
2033 2008-10-04 Anton Blanchard <anton@samba.org>
2035 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
2036 (rs6000_split_atomic_op): Same.
2037 (rs6000_split_compare_and_swap): Same.
2038 (rs6000_split_compare_and_swapqhi): Same.
2040 2008-10-04 Richard Guenther <rguenther@suse.de>
2042 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
2043 instead of pointer equality.
2044 (vn_nary_op_eq): Likewise.
2046 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2048 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
2050 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
2051 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
2053 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
2055 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
2056 Revert previous change.
2058 2008-10-03 Tom Tromey <tromey@redhat.com>
2060 * stringpool.c (ggc_alloc_string): Terminate string.
2062 2008-10-03 Jakub Jelinek <jakub@redhat.com>
2064 * gimplify.c (gimplify_function_tree): For -finstrument-functions
2065 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
2066 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
2069 * gimplify.c (declare_vars): Use gimple_bind_block instead of
2072 2008-10-03 Pascal Obry <obry@adacore.com>
2074 * gcov.c (create_file_names): Properly handle UNIX and DOS
2075 directory separators.
2076 (make_gcov_file_name): Likewise + convert the ':' DOS drive
2077 separator to '~' to ensure clean filenames on Windows.
2079 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2081 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
2082 Add a null terminator to the stripped name.
2084 2008-10-02 David Edelsohn <edelsohn@gnu.org>
2086 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
2087 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2088 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
2089 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
2090 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2091 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
2092 TARGET_SINGLE_FLOAT.
2094 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
2096 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
2098 2008-10-02 Richard Guenther <rguenther@suse.de>
2101 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
2102 and VECTOR_TYPE recurse with useless_type_conversion_p which
2103 properly handles void pointer conversion.
2105 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2108 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
2109 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
2111 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2113 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2114 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
2115 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
2116 they translate to non builtins.
2117 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
2118 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
2119 __builtin_vec_promote, __builtin_vec_extract, and
2120 __builtin_vec_insert.
2121 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
2122 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
2123 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
2124 * config/rs6000/altivec.h (vec_extract): Define
2125 (vec_insert): Define.
2126 (vec_splats): Define.
2127 (vec_promote): Define.
2129 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2130 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
2131 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2133 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
2135 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
2136 prototype. Add new parameter, blk.
2137 Use BLKmode for the MEM if blk is true.
2138 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
2139 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
2140 ALTIVEC_BUILTIN_STVRXL.
2141 Update usage of altivec_expand_lv_builtin.
2142 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
2143 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
2144 (altivec_init_builtins): If compiling for the Cell, also define the
2146 * config/rs6000/rs6000.h (rs6000_builtins): Define
2147 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
2148 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
2149 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
2150 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
2151 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
2152 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
2153 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
2154 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
2155 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
2156 UNSPEC_STVRX, and UNSPEC_STVRXL.
2157 (altivec_lvlx): New pattern.
2158 (altivec_lvlxl): New pattern.
2159 (altivec_lvrx): New pattern.
2160 (altivec_lvrxl): New pattern.
2161 (altivec_stvlx): New pattern.
2162 (altivec_stvlxl): New pattern.
2163 (altivec_stvrx): New pattern.
2164 (altivec_stvrxl): New pattern.
2165 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
2166 (vec_lvlxl): Likewise.
2167 (vec_lvrx): Define if PPU is defined.
2168 (vec_lvrxl): Likewise.
2169 (vec_stvlx): Define if PPU is defined.
2170 (vec_stvlxl): Likewise.
2171 (vec_stvrx): Define if PPU is defined.
2172 (vec_stvrxl): Likewise.
2174 2008-10-01 Geert Bosch <bosch@adacore.com>
2176 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
2178 2008-10-01 Richard Guenther <rguenther@suse.de>
2180 PR tree-optimization/37617
2181 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
2182 do not add to the NEW_SETS.
2184 2008-10-01 Richard Guenther <rguenther@suse.de>
2187 * tree-vrp.c (execute_vrp): If we optimized away the default
2188 case make sure to promote the label that got in place of it
2189 to a default case label.
2191 2008-10-01 Richard Henderson <rth@redhat.com>
2194 * tree-complex.c (set_component_ssa_name): Don't optimize
2195 is_gimple_min_invariant values with ssa_names in abnormal phis.
2197 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2199 PR tree-optimization/37662
2200 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
2201 commutative binary operation if they are in the wrong order and
2202 fold_build2 produces non-GIMPLE.
2204 2008-09-30 Jakub Jelinek <jakub@redhat.com>
2206 PR tree-optimization/37662
2207 PR tree-optimization/37663
2208 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
2209 get_value_range with non-SSA_NAME. Don't assert operands have been
2210 folded, instead just bail out.
2212 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2214 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
2216 2008-09-30 Richard Guenther <rguenther@suse.de>
2219 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
2220 build restrict-qualified pointers.
2221 (vectorizable_store): Move alias check later.
2222 (vectorizable_load): Likewise.
2224 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2226 * c-common.c (empty_if_body_warning): Remove.
2227 * c-common.h (empty_if_body_warning): Remove.
2228 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
2229 here the -Wempty-body warning for `if' and `else' statements.
2230 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
2232 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
2234 * config/i386/i386.opt: Add msse2avx.
2236 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
2237 * config/i386/linux64.h (ASM_SPEC): Likewise.
2239 * doc/invoke.texi: Document -msse2avx.
2241 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
2243 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
2245 2008-09-29 Joseph Myers <joseph@codesourcery.com>
2247 * ifcvt.c (noce_emit_store_flag): If using condition from original
2248 jump, reverse it if if_info->cond was reversed.
2250 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
2252 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2253 non-constant memory if it cannot be forced to constant memory.
2254 Overhaul surrounding code and factor out common condition.
2256 2008-09-29 Jeff Law <law@redhat.com>
2258 * reload1.c (alter_reg): Add missing curly braces.
2260 2008-09-29 Michael J. Eager <eager@eagercon.com>
2262 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2264 * config/rs6000/rs6000.c (rs6000_override_options): Move
2265 rs6000_init_hard_regno_mode_ok after all options changed.
2266 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2267 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2268 -msimple-fpu flags. Add warning messages if single FP not configured.
2269 (rs6000_file_start): Output gnu_attribute for single-float.
2270 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2271 (rs6000_legitimize_address): Likewise.
2272 (rs6000_legitimize_reload_address): Likewise.
2273 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2274 TARGET_SINGLE_FLOAT.
2275 (function_arg_advance): Likewise (partial conversion).
2276 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2277 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2278 TARGET_SINGLE_FLOAT.
2279 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2280 (rs6000_emit_prologue): Likewise.
2281 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2282 TARGET_SINGLE_FLOAT.
2283 (rs6000_libcall_value): Likewise.
2284 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2285 (TARGET_DOUBLE_FLOAT): New default to 1
2286 (TARGET_SIMPLE_FPU): New default to 0
2287 (TARGET_SINGLE_FPU): New default to 0
2288 (TARGET_SINGLE_FLOAT_MODE): New.
2289 (TARGET_DOUBLE_FLOAT_MODE): New.
2290 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2291 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2293 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2294 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2295 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2296 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2297 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2298 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2299 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2300 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2301 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2302 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2303 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2304 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2305 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2306 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2307 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2308 cmptf_internal1, *cmptf_internal2): Condition on
2309 TARGET_DOUBLE_FLOAT.
2310 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2311 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2312 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2313 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2314 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2315 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2316 TARGET_SINGLE_FLOAT.
2317 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2318 * config/rs6000/rs6000.opt (-msingle-float): New.
2319 (-mdouble-float): New.
2320 (-msimple-fpu): New.
2321 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2322 -msingle-float, -mdouble-float, -msimple-fpu options.
2323 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2324 _SOFT_DOUBLE for -msingle-float.
2325 * config.gcc: New config for target=powerpc-xilinx-eabi.
2327 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
2329 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
2330 have exit and entry.
2331 (new_scop): Take entry and exit edge to define new SCoP.
2332 (sd_region_p): New structure used during SCoP detection.
2333 (move_scops): Delete.
2334 (move_sd_regions): New.
2335 (scopdet_info): Change the definition from edges back to basic_blocks.
2336 (scopdet_edge_info): Work on basic_blocks and rename to
2337 scopdet_basic_block_info.
2338 (split_difficult_bb): At the moment removed. We should later
2339 add it at another place.
2340 (build_scops_1): Work on basic_blocks.
2341 (bb_in_sd_region): New.
2342 (find_single_entry_edge): New.
2343 (find_single_exit_edge): New.
2344 (create_single_entry_edge): New.
2345 (sd_region_without_exit): New.
2346 (create_single_exit_edge): New.
2347 (unmark_exit_edges): New.
2348 (mark_exit_edges): New.
2349 (create_sese_edges): New.
2350 (build_graphite_scops): New.
2351 (build_scops): Make SCoPs SESE.
2352 (limit_scops): Use the new functions.
2354 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
2356 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
2358 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2361 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
2362 address to a register before taking the lower part.
2364 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
2366 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
2369 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2370 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
2373 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
2374 the newly created variable.
2375 Create a VECTOR_CST of all 1s for vector types.
2377 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2380 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
2382 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2384 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
2385 order to convert between modes.
2386 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
2388 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
2390 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
2393 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
2396 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2400 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
2402 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
2403 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
2404 them to yield false with MIPS16.
2406 2008-09-26 Jakub Jelinek <jakub@redhat.com>
2409 * dwarf2out.c (tls_mem_loc_descriptor): New function.
2410 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
2411 mem_loc_descriptor failed. Accept UNSPEC.
2412 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
2413 fail if one of the loc_descriptor calls for pieces failed.
2414 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
2415 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
2416 if loc_descriptor_from_tree_1 on offset failed.
2419 * opts.c (common_handle_option): Don't call print_specific_help with
2420 CL_SAVE as first argument.
2422 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
2423 Steve Ellcey <sje@cup.hp.com>
2425 * configure: Regenerate for new libtool.
2426 * aclocal.m4: Ditto.
2428 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
2430 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
2431 alias set on MEM when saving stack pointer.
2432 * config/rs6000/rs6000.md (allocate_stack): Likewise
2434 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
2436 PR tree-optimization/37574
2437 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
2438 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
2439 instead of vector_type for constants. Take computation out of loop.
2440 (vect_get_vec_def_for_operand): Use only vectype for constant case,
2441 and use only vector_type for invariant case.
2442 (get_initial_def_for_reduction): Use vectype instead of vector_type.
2444 2008-09-25 Jakub Jelinek <jakub@redhat.com>
2447 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
2448 the decl is a VAR_DECL or FUNCTION_DECL.
2450 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2453 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2454 (mark_ref_live, mark_ref_dead): Use them.
2455 (def_conflicts_with_inputs_p): Remove.
2456 (mark_early_clobbers): New function.
2457 (process_bb_node_lives): Call preprocess_constraints and
2458 mark_early_clobbers.
2460 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
2462 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2465 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
2466 (ira_compress_allocno_live_ranges): New prototype.
2468 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
2469 (coalesced_allocnos_living_at_program_points): New.
2470 (coalesced_allocnos_live_at_points_p,
2471 set_coalesced_allocnos_live_points): New functions.
2472 (coalesce_spill_slots): Rewrite.
2474 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
2475 ira_compress_allocno_live_ranges): New functions.
2477 * ira-build.c (ira_flattening): Call
2478 ira_compress_allocno_live_ranges.
2481 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
2483 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
2486 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
2488 * combine.c (make_compound_operation): Handle the 'E' format.
2489 (count_rtxs): Likewise.
2490 (update_table_tick): Likewise.
2491 (get_last_value_validate): Likewise.
2493 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
2495 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
2497 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
2499 * matrix-reorg.c (transform_allocation_sites): Initializers
2500 added to avoid the warning.
2502 2008-09-25 Martin Jambor <mjambor@suse.cz>
2504 * cgraph.c (free_nodes): New variable.
2505 (NEXT_FREE_NODE): New macro.
2506 (cgraph_create_node): Reuse nodes from the free list. Do not
2507 update uid if doing so.
2508 (cgraph_remove_node): Add the node to the free list.
2510 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
2512 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2514 2008-09-24 Richard Henderson <rth@redhat.com>
2516 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
2517 * unwind-dw2.c (execute_stack_op): Handle it.
2519 2008-09-24 David Edelsohn <edelsohn@gnu.org>
2522 2008-09-24 Michael J. Eager <eager@eagercon.com>
2524 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
2526 * c-common.c (fname_decl): New location argument.
2527 * c-common.h (fname_decl): Same.
2528 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
2530 (c_parser_typeof_specifier): Same.
2531 (c_parser_parms_list_declarator): Same.
2532 (c_parser_asm_string_literal): Same.
2533 (c_parser_compound_statement_nostart): Same.
2534 (c_parser_label): Same.
2535 (c_parser_do_statement): Same.
2536 (c_parser_asm_statement): Same.
2537 (c_parser_unary_expression): Same.
2538 (c_parser_sizeof_expression): Same.
2539 (c_parser_postfix_expression): Same.
2540 (c_parser_pragma): Same.
2541 (c_parser_omp_clause_collapse): Same.
2542 (c_parser_omp_clause_num_threads): Same.
2543 (c_parser_omp_clause_schedule): Same.
2544 (c_parser_omp_all_clauses): Same.
2545 (c_parser_omp_sections_scope): Same.
2546 (c_parser_omp_for_loop): Same. Pass condition's location to
2547 c_objc_common_truthvalue_conversion.
2548 (c_parser_enum_specifier): Remove comment.
2550 2008-09-24 Michael J. Eager <eager@eagercon.com>
2552 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2554 * config/rs6000/rs6000.c (rs6000_override_options): Move
2555 rs6000_init_hard_regno_mode_ok after all options changed.
2556 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2557 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2558 -msimple-fpu flags. Add warning messages if single FP not configured.
2559 (rs6000_file_start): Output gnu_attribute for single-float.
2560 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2561 (rs6000_legitimize_address): Likewise.
2562 (rs6000_legitimize_reload_address): Likewise.
2563 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2564 TARGET_SINGLE_FLOAT.
2565 (function_arg_advance): Likewise.
2566 (function_arg): Likewise.
2567 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2568 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2569 TARGET_SINGLE_FLOAT.
2570 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2571 (rs6000_emit_prologue): Likewise.
2572 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2573 TARGET_SINGLE_FLOAT.
2574 (rs6000_libcall_value): Likewise.
2575 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2576 (TARGET_DOUBLE_FLOAT): New default to 1
2577 (TARGET_SIMPLE_FPU): New default to 0
2578 (TARGET_SINGLE_FPU): New default to 0
2579 (TARGET_SINGLE_FLOAT_MODE): New.
2580 (TARGET_DOUBLE_FLOAT_MODE): New.
2581 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2582 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2584 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2585 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2586 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2587 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2588 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2589 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2590 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2591 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2592 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2593 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2594 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2595 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2596 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2597 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2598 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2599 cmptf_internal1, *cmptf_internal2): Condition on
2600 TARGET_DOUBLE_FLOAT.
2601 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2602 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2603 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2604 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2605 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2606 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2607 TARGET_SINGLE_FLOAT.
2608 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2609 * config/rs6000/rs6000.opt (-msingle-float): New.
2610 (-mdouble-float): New.
2611 (-msimple-fpu): New.
2612 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2613 -msingle-float, -mdouble-float, -msimple-fpu options.
2614 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2615 _SOFT_DOUBLE for -msingle-float.
2616 * config.gcc: New config for target=powerpc-xilinx-eabi.
2618 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2620 * config/sparc/constraints.md: New file.
2621 * config/sparc/sparc.md: Include it.
2622 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
2623 (sparc_extra_constraint_check): Delete.
2624 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
2625 (memory_ok_for_ldd): New predicate.
2626 (sparc_extra_constraint_check): Delete.
2627 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
2628 (CONST_OK_FOR_LETTER_P): Likewise.
2629 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2630 (EXTRA_CONSTRAINT): Likewise.
2632 2008-08-23 Steve Ellcey <sje@cup.hp.com>
2634 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
2636 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2638 * alias.c (find_base_value): Use FIND_BASE_TERM.
2639 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
2641 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2643 * config/i386/i386.c: Include cselib.h.
2644 (ix86_pic_register_p): New function.
2645 (ix86_delegitimize_address): Use it to check for the PIC register.
2647 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2649 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
2650 * config/i386/i386.c (ix86_find_base_term): Don't check for
2651 SYMBOL_REF and LABEL_REF.
2653 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2655 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
2656 constant PLUS in a CONST.
2658 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
2660 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
2661 check for sibcall support for w64.
2663 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2665 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
2667 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
2669 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
2670 parser_build_binary_op.
2671 * c-decl.c (build_enumerator): Pass location to build_binary_op.
2672 * c-typeck.c (build_array_ref): Same.
2673 (parser_build_unary_op): New location argument.
2674 (pointer_diff): Pass location to build_binary_op,
2675 c_objc_common_truthvalue_conversion.
2676 (build_modify_expr): Same.
2677 (build_unary_op): New location argument.
2678 (build_binary_op): New location argument.
2679 (c_objc_common_truthvalue_conversion): Pass location to
2680 c_*common_truthvalue_conversion.
2681 * c-convert.c (convert): Same.
2682 * c-common.c (binary_op_error): New location argument.
2683 (pointer_int_sum): Pass location to build_binary_op.
2684 (c_common_truthvalue_conversion): New location argument.
2685 (warn_for_sign_compare): Same.
2686 * c-common.h: Add location argument to c_common_truthvalue_conversion,
2687 binary_op_error, build_binary_op, warn_for_sign_compare.
2688 * c-parser.c (c_parser_condition): Pass location to
2689 c_*common_truthvalue_conversion.
2690 (c_parser_conditional_expression): Save condition's location and pass
2692 (c_parser_binary_expression): Same, but for the binary operator's
2694 (c_parser_omp_for_loop): Pass location to
2695 c_objc_common_truthvalue_conversion.
2697 2008-09-23 Martin Jambor <mjambor@suse.cz>
2699 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
2700 (cgraph_node_remove_callees): New temporary f. Hold the next item
2702 (cgraph_node_remove_callers): Likewise.
2704 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
2705 (ipa_node_removal_hook): Likewise.
2707 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
2708 gimple_call_copy_skip_args and moved to the gimple_call section.
2709 * gimple.c (gimple_copy_call_skip_args): Renamed to
2710 gimple_call_copy_skip_args. Changed al users.
2712 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
2714 * ira-color.c (start_allocno_priorities): Rename to
2715 setup_allocno_priorities. Use costs and
2716 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
2717 range lengths. Get rid off doubles.
2718 (ira_fast_allocations): Call start_allocno_priorities.
2720 2008-09-22 David Daney <ddaney@avtrex.com>
2723 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
2724 register if TARGET_LONG_CALLS.
2726 2008-09-22 Richard Guenther <rguenther@suse.de>
2728 PR tree-optimization/37145
2729 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
2730 value-numbering union accesses with their offset and size only.
2731 (visit_reference_op_load): Fix simplification of inserted conversions.
2732 * tree-ssa-pre.c (find_or_generate_expression): Do not
2733 recursively generate expressions if running FRE.
2735 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
2737 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
2738 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
2741 2008-09-22 Richard Guenther <rguenther@suse.de>
2743 PR tree-optimization/37145
2744 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
2745 (phi_translate_1): Constant fold references.
2747 2008-09-22 Ira Rosen <irar@il.ibm.com>
2749 PR tree-optimization/37482
2750 * tree-vectorizer.h (struct _slp_instance): Add new field.
2751 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
2752 (get_earlier_stmt): New function.
2753 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
2755 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
2756 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
2757 asserts that GSI points to the scalar statement being vectorized.
2758 Set new statement location according to GSI.
2759 (vect_schedule_slp_instance): Use GSI of
2760 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
2762 2008-09-21 Jan Hubicka <jh@suse.cz>
2764 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
2765 (ipcp_insert_stage): Update dead_nodes bitmap.
2767 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
2770 * config/i386/t-cygming (SHLIB_LC): Remove.
2771 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
2772 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
2774 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
2778 * final.c (mark_symbol_ref_as_used): New helper function.
2779 (output_operand): Instead of just looking inside MEMs for
2780 SYMBOL_REFs, use new helper function and for_each_rtx.
2781 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
2782 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
2783 Make head comment more general.
2784 * config/darwin.c (machopic_output_indirection): Handle weak
2785 references here, like in assemble_external.
2787 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
2789 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
2790 (sparc_emit_float_lib_cmp): Change return type.
2791 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
2792 (gen_compare_operator): New function.
2793 (sparc_emit_float_lib_cmp): Return the new operator to be used in
2794 the comparison sequence. Minor tweaks.
2795 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
2796 that the final operator and the result of sparc_emit_float_lib_cmp
2797 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
2798 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
2799 buneq, bunge, bunle, bltgt): Assert that the final operator and the
2800 result of sparc_emit_float_lib_cmp match for software TFmode.
2801 (movqicc, movhicc, movsicc, movdicc): Merge into...
2802 (mov<I:mode>cc): ...this.
2803 (movsfcc, movdfcc, movtfcc): Merge into...
2804 (mov<F:mode>cc): ...this.
2805 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
2807 (mov<I:mode>_cc_v9): ...this.
2808 (movdi_cc_sp64_trunc): Delete.
2809 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
2810 movdi_cc_reg_sp64): Merge into...
2811 (mov<I:mode>_cc_reg_sp64): ...this.
2812 (movsf_cc_sp64): Rename into...
2813 (movsf_cc_v9): ...this.
2814 (movdf_cc_sp64): Rename into...
2815 (movdf_cc_v9): ...this.
2816 (movtf_cc_hq_sp64): Rename into...
2817 (movtf_cc_hq_v9): ...this.
2818 (movtf_cc_sp64): Rename into...
2819 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
2821 2008-09-21 Diego Novillo <dnovillo@google.com>
2823 * doc/gccint.texi: Include generic.texi and gimple.texi.
2825 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
2826 (GIMPLE): Move to gimple.texi.
2827 (Annotations): Remove references to to stmt_ann_t and
2829 (SSA Operands): Rename from 'Statement Operands'.
2830 * doc/generic.texi: New.
2831 * doc/gimple.texi: New.
2832 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
2833 * Makefile.in (TEXI_GCCINT_FILES):
2834 * gimple.c (gimple_copy_call_skip_args): Rename from
2835 giple_copy_call_skip_args. Update all users.
2836 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
2838 2008-09-21 Ira Rosen <irar@il.ibm.com>
2840 PR tree-optimization/37539
2841 * tree-vect-transform.c (vect_transform_strided_load): Save vector
2842 statement in related statement field only for the first load of the
2843 group of loads with the same data reference.
2845 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
2847 * config/mips/mips.h (TUNE_OCTEON): New macro.
2848 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
2849 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
2850 * config/mips/octeon.md: New file.
2851 * config/mips/mips.md: Include octeon.md. Restore
2852 semi-alphabetical order of include files.
2854 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
2857 * config/i386/i386.md (*jcc_fused_1): Removed.
2858 (*jcc_fused_2): Likewise.
2859 (*jcc_fused_3): Likewise.
2860 (*jcc_fused_4): Likewise.
2862 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2864 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
2865 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
2866 * target.h (gcc_target): Add ira_cover_classes.
2867 * ira.c: Remove IRA_COVER_CLASSES guards.
2868 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
2869 instead of IRA_COVER_CLASSES.
2870 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
2871 (setup_class_translate): Likewise.
2872 (setup_reg_class_intersect_union): Likewise.
2873 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
2874 test of targetm.ira_cover_classes.
2875 * opts.c (decode_options): Use targetm.ira_cover_classes instead
2876 of IRA_COVER_CLASSES.
2877 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
2878 (TARGET_INITIALIZER): Include it.
2879 * targhooks.h (default_ira_cover_classes): Declare.
2880 * targhooks.c (default_ira_cover_classes): New function.
2882 2008-09-19 Bob Wilson <bob.wilson@acm.org>
2884 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
2886 2008-09-19 Ian Lance Taylor <iant@google.com>
2888 * varasm.c (narrowing_initializer_constant_valid_p): Return
2889 NULL_TREE if ENDTYPE is not an integer.
2891 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2894 * tree-ssa.c (execute_update_addresses_taken): Also update
2895 DECL_GIMPLE_REG_P for vector and complex types.
2897 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
2898 Jan Hubicka <jh@suse.cz>
2901 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
2902 empty before freeing them.
2903 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
2905 2008-09-18 Bob Wilson <bob.wilson@acm.org>
2907 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
2908 * config/xtensa/predicates.md (tls_symbol_operand): New.
2909 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
2910 (TARGET_CANNOT_FORCE_MEM): Define.
2911 (xtensa_tls_symbol_p): New.
2912 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
2913 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
2914 (xtensa_tls_module_base): New.
2915 (xtensa_call_tls_desc): New.
2916 (xtensa_legitimize_tls_address): New.
2917 (xtensa_legitimize_address): Handle TLS symbols.
2918 (xtensa_tls_referenced_p_1): New.
2919 (xtensa_tls_referenced_p): New.
2920 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
2922 (XTENSA_BUILTIN_THREAD_POINTER): New.
2923 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
2924 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
2925 builtin. Add declarations for __builtin_thread_pointer and
2926 __builtin_set_thread_pointer.
2927 (xtensa_fold_builtin): Recognize new builtins.
2928 (xtensa_expand_builtin): Expand new builtins.
2929 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
2930 (TARGET_THREADPTR): Define.
2931 (HAVE_AS_TLS): Define default value.
2932 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
2933 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
2934 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
2935 (UNSPECV_SET_TP): New.
2936 (sym_TPOFF, sym_DTPOFF): New.
2937 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
2938 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
2939 * configure: Regenerated.
2941 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
2944 * config/ia64/ia64.c (ia64_optimization_options): Move
2945 checking and setting flag_schedule_insns_after_reload and
2946 ia64_flag_schedule_insns2 back to ...
2947 (ia64_override_options): Here.
2949 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
2952 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
2953 zero extend count after the correction to it is done.
2954 (doloop_optimize): Update call to doloop_modify, don't zero extend
2957 2008-09-18 Martin Jambor <mjambor@suse.cz>
2959 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
2961 * ipa-prop.c: Correct comments.
2962 * ipa-prop.h: Likewise.
2964 2008-09-18 Jan Hubicka <jh@suse.cz>
2967 * ipa-reference.c (ipa_reference_local_vars_info_d,
2968 ipa_reference_global_vars_info_d,
2969 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2970 ipa_reference_vars_info_t): Move here from ipa-reference.h
2971 (node_duplication_hook_holder, node_removal_hook_holder): New.
2972 (get_reference_vars_info_from_cgraph): Rename to ...
2973 (get_reference_vars_info): ... this one, use cgraph uids.
2974 (get_local_reference_vars_info, get_global_reference_vars_info):
2975 Use cgraph instead of decl.
2976 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2978 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
2979 ipa_reference_get_written_global,
2980 ipa_reference_get_not_written_global): Use cgraph argument.
2981 (check_call): Simplify avail check.
2982 (scan_stmt_for_static_refs): Update.
2983 (propagate_bits): Update.
2984 (merge_callee_local_info): Remove.
2985 (init_function_info): Use cgraph nodes.
2986 (clean_function_local_data): Break out from ...
2987 (clean_function): ... here.
2988 (copy_local_bitmap, copy_global_bitmap): New functions.
2989 (duplicate_node_data, remove_node_data): New functions.
2990 (generate_summary): Register hooks; use visibility instead of
2992 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
2993 * ipa-reference.h (ipa_reference_local_vars_info_d,
2994 ipa_reference_global_vars_info_d,
2995 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2996 ipa_reference_vars_info_t): Move to ipa-reference.c
2997 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2999 (ipa_reference_get_read_global, ipa_reference_get_written_global,
3000 ipa_reference_get_not_read_global,
3001 ipa_reference_get_not_written_global): Update prototype.
3002 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
3003 (init_state): Remove.
3004 (node_duplication_hook_holder, node_removal_hook_holder): New.
3005 (get_function_state, set_function_state): Use VECtor.
3006 (analyze_function): Check body availability.
3007 (add_new_function): Likewise.
3008 (duplicate_node_data, remove_node_data): New.
3009 (generate_summary): Register hooks; do not care about clones.
3010 (propafate): Do not care about clones; recursive functions are
3012 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
3013 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
3014 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
3016 * tree-flow.h (function_ann_d): Remove reference_vars_info.
3017 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
3018 Update call of ipa-reference accesors.
3020 2008-09-18 Simon Baldwin <simonb@google.com>
3022 * c-opts.c (c_common_handle_option): Add handling for
3023 -Wbuiltin-macro-redefined command line option.
3024 * c.opt: Added builtin-macro-redefined option.
3025 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
3028 2008-09-18 Richard Guenther <rguenther@suse.de>
3030 PR tree-optimization/37258
3031 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
3032 and signedness for integral types.
3033 (vn_phi_eq): Require compatible types.
3035 2008-09-18 Jakub Jelinek <jakub@redhat.com>
3038 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
3039 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
3041 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
3042 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
3043 ggc_free other TREE_LIST nodes from that chain.
3044 * function.c (instantiate_decls): Instantiate also DECL_RTL
3045 of vars in cfun->local_decls, free that list afterwards.
3047 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
3049 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
3050 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
3052 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3054 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
3055 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
3057 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3059 PR tree-optimization/37102
3060 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
3061 from a node. Check to see if another PHI is dead.
3062 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
3063 remove real PHIs which have no uses.
3064 (rewrite_out_of_ssa): Call eliminate_useless_phis.
3066 2008-09-18 Richard Guenther <rguenther@suse.de>
3069 * tree-cfg.c (remove_useless_stmts_1): Remove
3070 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
3072 2008-09-18 Nick Clifton <nickc@redhat.com>
3074 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
3075 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
3076 to frv_secondary_reload_class.
3077 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3078 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
3079 (frv_secondary_reload_class): Omit unused parameter.
3080 (frv_secondary_reload): New function. Handle the case when
3081 secondary_reload_class() is called before the reload_(in|out)
3082 _optabs have been initialised.
3083 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
3085 * config/frv/frv.md: Define an exclusion set between fr550_m0
3088 2008-09-18 Richard Guenther <rguenther@suse.de>
3090 PR tree-optimization/37456
3091 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
3092 want to insert after ends a BB insert on the single fallthru
3095 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
3097 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
3098 Mention -march=z9-109, z9-ec and z10.
3100 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
3102 PR rtl-optimization/37544
3103 * regrename.c (maybe_mode_change): Exit early when copy_mode
3104 is narrower than orig_mode and narrower than new_mode.
3106 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
3109 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
3111 * sched-rgn.c (ref_counts): Remove.
3112 (insn_referenced): New static variable.
3113 (INSN_REF_COUNT): Remove.
3114 (sched_run_compute_dependencies): Use insn_referenced instead of
3116 (add_branch_dependences): Likewise. Delete dead assignment.
3118 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
3120 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
3121 consumer is an asm. Add comment why this is important.
3122 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
3123 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
3125 2008-09-17 Joseph Myers <joseph@codesourcery.com>
3127 * expr.c (emit_group_store): Do not shift before moving via a
3130 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
3132 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
3133 from aggregate to non-aggregate type if the bit pattern is not fully
3134 preserved afterwards.
3136 2008-09-17 Richard Guenther <rguenther@suse.de>
3138 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
3139 (verify_gimple_assign): ... this. Split into ...
3140 (verify_gimple_assign_unary): ... this,
3141 (verify_gimple_assign_binary): ... that,
3142 (verify_gimple_assign_single): ... and this.
3143 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
3144 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
3145 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
3146 (verify_types_in_gimple_reference): Be forgiving with
3148 (verify_gimple_phi): Deal with virtual operands.
3150 * tree.def (PREDICT_EXPR): Change to tcc_expression.
3152 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3154 * tree.c (get_callee_fndecl): Don't call the language hook.
3155 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
3156 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
3157 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
3159 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3161 * tree.c (protected_set_expr_location): Don't unnecessarily
3162 check for error_mark_node.
3164 2008-09-17 Art Haas <ahaas@impactweather.com>
3166 * ipa-reference.c (analyze_function): Declare step only if
3167 ENABLE_CHECKING is defined.
3169 2008-09-17 Jan Hubicka <jh@suse.cz>
3172 * tree.h (DECL_INLINE): remove.
3173 (DECL_DECLARED_INLINE_P): Update docs.
3174 (DECL_NO_INLINE_WARNING_P): new.
3175 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
3176 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
3178 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3179 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3182 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
3185 2008-09-17 Jan Hubicka <jh@suse.cz>
3187 * ipa-reference.c (ipa_obstack): Remove.
3188 (local_info_obstack, global_info_obstack): New.
3189 (add_static_var): We now handle variables only.
3190 (mark_address_taken, mark_load, mark_store): New functions based on ...
3191 (check_operand): ... remove.
3192 (get_asm_stmt_operands): Rename to ...
3193 (check_asm_memory_clobber): ... this. Look only for memory clobber.
3194 (scan_stmt_for_static_refs): Rewrite.
3195 (scan_op_for_static_refs): Rename to ...
3196 (scan_initializer_for_static_refs): do not look for VAR_DECL
3197 initializers; stop recursion on types and decls.
3198 (ipa_init): Use proper obstacks.
3199 (analyze_variable): Use scan_initializer_for_static_refs.
3200 (init_function_info): Use local obstack.
3201 (analyze_function): Simplify.
3202 (add_new_function): We don't need visited_nodes obstack.
3203 (generate_summary): Use proper obstacks; cleanup after propagation.
3205 2008-09-17 Richard Guenther <rguenther@suse.de>
3208 PR tree-optimization/37491
3209 * alias.c (get_alias_set): Use the canonical type.
3210 * tree-vect-transform.c (vectorizable_store): Use the type of
3211 the lhs for the vector type. Adjust checking.
3212 (vectorizable_load): Adjust checking.
3214 2008-09-16 Jakub Jelinek <jakub@redhat.com>
3215 Adam Nemet <anemet@caviumnetworks.com>
3217 PR rtl-optimization/37483
3218 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
3219 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
3220 Rearrange code to better match the original comment. Check
3221 t_unconditional first. Improve comment.
3223 2008-09-16 Jakub Jelinek <jakub@redhat.com>
3226 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
3227 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
3230 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
3231 GIMPLE_TRY if cleanup sequence is empty.
3233 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
3236 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
3237 eliminate IV if the cost are the same.
3239 2008-09-16 Richard Guenther <rguenther@suse.de>
3242 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
3245 2008-09-16 Richard Guenther <rguenther@suse.de>
3247 PR tree-optimization/37508
3248 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
3250 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
3252 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
3254 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3256 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
3257 use gen_floatdidf2 directly.
3258 (floatunssidf2): Likewise.
3259 (floatsidf_ppc64_mfpgpr): Remove.
3260 (floatsidf_ppc64): Remove.
3261 (floatunssidf_ppc64): Remove.
3263 2008-09-15 Jakub Jelinek <jakub@redhat.com>
3265 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
3266 rather than update_cost_queue.
3268 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
3269 in every call starting with the second one, instead of only when
3270 alias_bitmap_obstack.elements != NULL.
3272 * tree-predcom.c (filter_suitable_components): Free all refs in
3273 act->refs vector before calling release_component.
3274 (add_ref_to_chain): Free ref if not adding it to chain->refs.
3276 * tree-data-ref.c (free_subscripts): Free all subscript objects.
3278 * tree-loop-linear.c (linear_transform_loops): Initialize
3279 lambda_obstack only after calling perfect_loop_nest_depth.
3280 Goto free_and_continue instead of just continue for later failures.
3283 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
3286 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
3288 2008-09-14 Andreas Schwab <schwab@suse.de>
3290 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
3292 2008-09-14 Jan Hubicka <jh@suse.cz>
3294 * invoke.texi (-fconserve-stack): Document.
3295 * opts.c (decode_options): Handle conserve_stack.
3296 * common.opt (fconvserve_stack): New.
3298 2008-09-14 David Edelsohn <edelsohn@gnu.org>
3300 * config.host: Add x-aix to host_xmake_file.
3301 * config/rs6000/t-aix52: Do not override LDFLAGS.
3302 * config/rs6000/x-aix: New file.
3304 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
3310 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
3311 is not recognized as a valid register usage. Allow REG_X to be used
3313 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
3314 forces a reload when using a base register.
3316 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
3318 * config/i386/cygming-crtend.c (register_frame_ctor): If
3319 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
3320 directly with atexit.
3321 (deregister_frame_ctor): Rename to ...
3322 (deregister_frame_dtor): Use to call __gcc_deregister_frame
3323 if !DEFAULT_USE_CXA_ATEXIT.
3325 2008-09-13 Jan Hubicka <jh@suse.cz>
3327 * cgraph.c: Include value-prof.h
3328 * Makefile.in (cgraph.o): Add value-prof.h dependency.
3330 2008-09-13 Jan Hubicka <jh@suse.cz>
3333 * tree-profile.c (add_abnormal_goto_call_edges): New function.
3334 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
3335 tree_gen_one_value_profiler, tree_gen_average_profiler,
3336 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
3338 2008-09-13 Jan Hubicka <jh@suse.cz>
3340 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
3341 too many bytes on misalligned blocks.
3343 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3345 * doc/cfg.texi: Fix some typos.
3346 * doc/extend.texi: Likewise.
3347 * doc/install.texi: Likewise.
3348 * doc/invoke.texi: Likewise.
3349 * doc/rtl.texi: Likewise.
3350 * doc/tree-ssa.texi: Likewise.
3352 2008-09-13 Richard Guenther <rguenther@suse.de>
3355 * tree-nested.c (finalize_nesting_tree_1): Generate valid
3356 gimple stores for memory rhs.
3358 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
3360 PR rtl-optimization/37489
3361 * cse.c (fold_rtx): Don't return const_true_rtx for float
3362 compare if FLOAT_STORE_FLAG_VALUE is undefined.
3364 2008-09-13 Jan Hubicka <jh@suse.cz>
3366 PR tree-optimization/37392
3367 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
3369 2008-09-13 Martin Jambor <mjambor@suse.cz>
3370 Jan Hubicka <jh@suse.cz>
3372 * cgraph.c (free_edges): New variable.
3373 (NEXT_FREE_EDGE): New macro.
3374 (cgraph_free_edge): New function.
3375 (cgraph_remove_edge): Call cgraph_remove_edge_1.
3376 (cgraph_node_remove_callees): Likewise.
3377 (cgraph_node_remove_callers): Likewise.
3378 (cgraph_create_edge): Reuse edges from the free list. Do not
3379 update uid if doing so.
3380 (cgraph_remove_*_hook): Add free call.
3382 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
3384 * ira-color.c (conflict_allocno_vec): Delete.
3385 (update_cost_queue_elem): New structure.
3386 (update_cost_queue): New variable.
3387 (update_cost_queue_tail): Likewise.
3388 (update_cost_queue_elems): Likewise.
3389 (allocno_update_cost_check): Delete.
3390 (initiate_cost_update): Allocate update_cost_queue_elems
3391 instead of allocno_update_cost_check.
3392 (finish_cost_update): Update the free()s accordingly.
3393 (start_update_cost): New function.
3394 (queue_update_cost): Likewise.
3395 (get_next_update_cost): Likewise.
3396 (update_copy_costs_1): Inline into...
3397 (update_copy_costs): ...here. Use a queue instead of recursive calls.
3398 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
3399 once we've established they are equal. Don't allocate update
3400 costs if there is nothing to add to them.
3401 (update_conflict_hard_regno_costs): Remove ALLOCNO and
3402 DIVISOR arguments. Use a queue instead of recursive calls;
3403 process all the allocnos in the initial queue, rather than
3405 (assign_hard_reg): Use queue_update_cost instead of
3406 conflict_allocno_vec. Queue coalesced allocnos instead
3407 of calling update_conflict_hard_regno_costs for each one.
3408 Just call update_conflict_hard_regno_costs once for the
3410 (ira_color): Remove conflict_allocno_vec handling.
3412 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3414 PR tree-optimization/37484
3415 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
3416 (save_var_name): Same.
3417 (initialize_cloog_names): Same.
3418 (initialize_cloog_names): Same.
3420 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3422 * tree-scalar-evolution.c (set_instantiated_value): Set
3425 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
3429 * ira-build.c (common_loop_tree_node_dominator): Remove.
3430 (copy_live_ranges_to_removed_store_destinations): New function.
3431 (regno_top_level_allocno_map): Move to top level from ...
3432 (ira_flattening): ... here. Use
3433 copy_live_ranges_to_removed_store_destinations.
3435 * ira-emit.c (generate_edge_moves): Fix a comment.
3437 2008-09-12 Anatoly Sokolov <aesok@post.ru>
3440 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
3441 scratch register after 'set' pattern.
3443 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3445 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
3446 information passed to mark_reg_pointer.
3447 * explow.c (force_reg): Likewise.
3449 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3451 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
3452 when building for the celledp architecture.
3454 2008-09-12 Richard Guenther <rguenther@suse.de>
3456 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
3458 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
3460 PR rtl-optimization/37424
3461 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
3462 the regnos instead of the addresses.
3464 2008-09-11 Janis Johnson <janis187@us.ibm.com>
3466 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
3468 2008-09-11 Richard Guenther <rguenther@suse.de>
3470 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
3471 entering the weaker equivalence recording.
3473 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
3475 2008-09-11 Jeff Law <law@redhat.com>
3477 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
3478 by assign_stack_local on the IRA path for stack slot sharing
3479 as well as the non-IRA path.
3481 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
3483 * config/i386/i386.h: Fix whitespace issues.
3485 2008-09-11 Martin Jambor <mjambor@suse.cz>
3487 * ipa-prop.h (struct ipa_param_flags): Removed.
3488 (struct ipa_param_descriptor): New structure.
3489 (struct ipa_node_params): ipcp_lattices, param_decls and
3490 param_flags moved to ipa_param_description.
3491 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
3492 descriptors. Renamed all users.
3493 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
3494 changed to access descriptors. Renamed all users.
3495 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
3496 to access descriptors. Renamed all users.
3497 * ipa-cp.c (ipcp_init_cloned_node): Call
3498 ipa_initialize_node_params instead of ipa_count_formal_params and
3499 ipa_create_param_decls_array.
3500 (ipcp_analyze_node): Likewise.
3501 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
3502 descriptors. Renamed all users.
3503 (ipcp_initialize_node_lattices): Remove allocation.
3504 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3505 ipa_initialize_node_params instead of ipa_count_formal_params and
3506 ipa_create_param_decls_array.
3507 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
3508 ipa_populate_param_decls, made static, added parameter info,
3509 renamed mt to node, removed allocation, changed to use
3511 (ipa_count_formal_params): Made static, added parameter info,
3513 (ipa_initialize_node_params): New function.
3514 (ipa_check_stmt_modifications): Changed to use descriptors.
3515 (ipa_detect_param_modifications): Removed allocation, changed to
3517 (ipa_note_param_call): Changed to use descriptors.
3518 (ipa_analyze_params_uses): Removed allocation.
3519 (ipa_free_node_params_substructures): Changed to use descriptors.
3520 (ipa_edge_duplication_hook): Use the unused attribute.
3521 (ipa_node_duplication_hook): Use the unused attribute, changed to
3522 use descriptors, changed to duplicate descriptors.
3524 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
3525 changed all callers. Call ipa_propagate_indirect_call_infos if doing
3526 indirect inlining. Made static.
3527 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
3528 functions called only once.
3529 (cgraph_decide_recursive_inlining): Don't call
3530 ipa_propagate_indirect_call_infos, pass new_edges to
3531 cgraph_mark_inline_edge instead.
3532 (cgraph_decide_inlining_of_small_functions): Don't call
3533 ipa_propagate_indirect_call_infos, pass new_edges to
3534 cgraph_mark_inline_edge instead.
3535 (cgraph_decide_inlining): Don't call
3536 ipa_propagate_indirect_call_infos.
3537 * ipa-prop.c: Check that vectors are allocated.
3539 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
3540 iff a new cgraph edges have been created.
3541 (cgraph_decide_inlining): New variable redo_always_inline.
3542 Flattening and always_inlining loop until callgraph stabilizes.
3543 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
3544 true iff new cgraph edges have been created.
3545 (propagate_info_to_inlined_callees): Likewise.
3546 (ipa_propagate_indirect_call_infos): Likewise.
3548 2008-09-11 Richard Guenther <rguenther@suse.de>
3550 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
3551 (set_prologue_iterations): Likewise.
3552 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3554 (vect_update_init_of_dr): Likewise.
3555 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
3557 * fold-const.c (fold_unary): Do not generate calculations
3560 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
3562 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
3563 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
3564 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
3566 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
3568 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
3569 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
3570 before finalizing the changes.
3571 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
3573 (simplify_truth_ops_using_ranges): New.
3574 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
3575 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
3576 whether a simplification was made.
3577 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
3578 use a switch statement and also call simplify_truth_ops_using_ranges.
3580 2008-09-11 Jan Hubicka <jh@suse.cz>
3582 * ggc-common.c (loc_array): Make static.
3583 * dce.c (rest_of_handle_ud_dce): Free worklist.
3585 2008-09-11 Jan Hubicka <jh@suse.cz>
3587 * cgraph.c (cgraph_release_function_body): Plug memory leak on
3588 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
3589 function so we are sure we do not dangle it forever.
3590 * function.c (outer_function_chain, find_function_data): Remove.
3591 (function_context_stack): New.
3592 (push_function_context, pop_function_context): Update.
3593 * function.h (struct function): Remove pointer outer.
3594 (outer_function_chain, find_function_data): Remove.
3595 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
3597 2008-09-11 Jan Hubicka <jh@suse.cz>
3600 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
3602 2008-09-11 Jan Hubicka <jh@suse.cz>
3604 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
3606 2008-09-11 Jan Hubicka <jh@suse.cz>
3608 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
3609 (free_var_map_entry): New function.
3610 (redirect_edge_var_map_destroy): Use it.
3612 2008-09-11 Jan Hubicka <jh@suse.cz>
3615 * tree-inline.c (add_lexical_block): Replace with ...
3616 (prepend_lexical_block): ... prepend at begginig.
3617 (remap_blocks): Use it and reverse later.
3618 (expand_call_inline): Use prepend_lexical_block.
3620 2008-09-11 Jan Hubicka <jh@suse.cz>
3622 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
3624 2008-09-11 Jan Hubicka <jh@suse.cz>
3626 * function.c (free_after_compilation): Call insn_locators_free.
3627 * cfglayout.c (insn_locators_free): New function.
3628 * rtl.h (insn_locators_free): Declare.
3630 2008-09-11 Jan Hubicka <jh@suse.cz>
3632 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
3634 (cond_move_process_if_block): Update call.
3636 2008-09-11 Jan Hubicka <jh@suse.cz>
3638 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
3639 * vec.c: Include hashtab.h
3640 (vec_descriptor, ptr_hash_entry): New structures.
3641 (vec_desc_hash, vec_ptr_map): New static variables.
3642 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
3643 register_overhead, free_overhead, vec_heap_free): New functions.
3644 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
3645 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
3646 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
3649 2008-09-11 Ira Rosen <irar@il.ibm.com>
3651 PR tree-optimization/37474
3652 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
3653 length of load permutation.
3655 2008-09-11 Andreas Schwab <schwab@suse.de>
3657 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
3659 2008-09-11 Jakub Jelinek <jakub@redhat.com>
3662 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
3663 * dse.c (find_shift_sequence): Use extract_low_bits instead of
3664 simplify_gen_subreg.
3666 2008-09-11 Ira Rosen <irar@il.ibm.com>
3668 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
3671 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3674 * gimplify.c (gimplify_body): Call default_rtl_profile.
3677 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
3678 instead of tok->val.node if not expanding to something else. Handle
3679 intervening CPP_PADDING tokens.
3680 (altivec_categorize_keyword): Remove unneeded comparisons.
3682 2008-09-10 Richard Guenther <rguenther@suse.de>
3684 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
3686 2008-09-10 Richard Guenther <rguenther@suse.de>
3689 * tree-inline.c (insert_init_stmt): Make sure to not
3690 insert invalid gimple stores.
3692 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
3694 PR tree-optimization/37388
3695 * toplev.c (process_options): Fail and warn when graphite
3696 flags are used, but the compiler has not been configured
3697 with graphite libraries.
3698 * graphite.c (graphite_transform_loops): Remove printfs
3699 to dump_file for the case when graphite is not available.
3701 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
3704 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
3705 the even element into register.
3706 (ix86_expand_vector_init_general): Don't use
3707 ix86_expand_vector_init_interleave on V16QImode and V8HImode
3708 if we can't move from GPR to SSE register directly.
3710 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
3712 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
3713 not lose track of the number of NOPs needed. Number of NOPs needed
3714 for sync vs. loads workaround was switched; corrected. Run second
3715 pass for all workarounds. No NOPs needed after call insns. Change
3716 second pass to use find_next_insn_start and find_load helpers in order
3717 to properly detect parallel insns.
3718 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
3720 2008-09-10 Jan Hubicka <jh@suse.cz>
3722 * value-prof.c (gimple_ic): Fix tuplification bug.
3723 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
3726 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3728 PR tree-optimization/37353
3729 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
3730 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
3731 calls instead of cond_dead_built_in_calls.
3732 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
3733 initalize the vector only before adding first entry. Use VEC_safe_push
3734 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
3735 shrink_wrap_conditional_dead_built_in_calls call.
3737 2008-09-10 Ira Rosen <irar@il.ibm.com>
3739 PR tree-optimization/37385
3740 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
3741 argument, and use it as a vector type if not NULL.
3742 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
3744 (vect_setup_realignment): Call vect_create_data_ref_ptr with
3745 additional argument.
3746 (vectorizable_load): Likewise.
3748 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3750 * config/i386/i386.md (SWI32): New mode iterator.
3751 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
3754 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3756 PR rtl-optimization/37435
3757 * caller-save.c (insert_restore, insert_save): Check the mode by
3760 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3763 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
3765 (dw2_output_indirect_constant_1): Use unstripped name in symbol
3768 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
3770 * doc/invoke.texi (ARM Options): Correct errors in discussion
3771 of -mfloat-abi, -mhard-float, and -msoft-float.
3773 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3774 Jan Hubicka <jh@suse.cz>
3777 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
3778 calling gimple_regimplify_operands on it. Iterate over all newly
3779 added statements, not just the last one.
3780 (insert_init_stmt): Insert stmt into seq first, then call
3781 gimple_regimplify_operands on it. Don't create new gimplification
3782 context, nor find referenced vars.
3784 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3787 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
3788 to pointer to vector pointer.
3789 * ipa-prop.c (ipa_propagate_indirect_call_infos,
3790 propagate_info_to_inlined_callees): Likewise.
3791 (update_call_notes_after_inlining): Likewise. Push new indirect edge
3792 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
3793 ipa_check_create_edge_args.
3794 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
3795 argument to pointer to vector pointer.
3796 (cgraph_decide_inlining_of_small_function): Adjust
3797 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
3801 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
3802 optimizing for size, not speed.
3804 PR rtl-optimization/37408
3805 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
3806 if parm is promoted.
3808 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3810 PR tree-optimization/37375
3811 * tree-scalar-evolution.c (scev_info_str): Add field
3813 (new_scev_info_str, eq_scev_info, find_var_scev_info,
3814 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
3815 set_instantiated_value): Pass instantiated_below.
3816 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
3818 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
3819 the definitions are not instantiated.
3821 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
3822 (block_before_loop): New.
3823 * tree-data-ref.c (dr_analyze_indices): Update uses of
3825 * graphite.c (block_before_scop): New.
3826 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
3827 basic block, not a loop for determining the parameters.
3828 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
3830 (idx_record_params, find_params_in_bb, find_scop_parameters,
3831 build_loop_iteration_domains, add_conditions_to_domain): Update calls
3832 to instantiate_scev.
3834 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
3836 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3840 * ira-build.c (ira_create_allocno): Setup frequency to 0.
3842 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
3843 Check zero freq and increase if necessary.
3845 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3847 * ira-conflicts.c (process_regs_for_copy): Check that the hard
3848 regno is in the right range. Add comments.
3850 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3852 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
3854 * mips-tfile.c (copy_object): Cast alloca result to int *.
3855 * mips-tdump.c (print_symbol): Cast xmalloc return values to
3857 Rename class to sclass.
3858 (read_tfile): Cast read_seek return values to proper types.
3859 Cast xcalloc return value to proper type.
3861 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3863 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
3864 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
3865 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
3867 2008-09-09 Jan Hubicka <jh@suse.cz>
3869 * profile.c (is_edge_inconsistent): Add debug output; ignore
3870 negative count on fake edges.
3871 (is_inconsistent): Add debug output.
3873 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3875 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
3877 (choose_ready): When first insn is chosen from the ready list, also
3880 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3882 PR rtl-optimization/37360
3883 * haifa-sched.c (max_issue): Do not assert that we never issue more
3884 insns than issue_rate. Add comment.
3886 2008-09-09 Richard Guenther <rguenther@suse.de>
3888 * tree-cfg.c (verify_types_in_gimple_op): Remove.
3889 (verify_types_in_gimple_call): Rename to ...
3890 (verify_gimple_call): ... this. Enhance.
3891 (verify_types_in_gimple_cond): Remove.
3892 (verify_gimple_comparison): New function ...
3893 (verify_types_in_gimple_assign): ... split out from here.
3894 (verify_types_in_gimple_return): Rename to ...
3895 (verify_gimple_return): ... this. Enhance.
3896 (verify_types_in_gimple_switch): Rename to ...
3897 (verify_gimple_switch): ... this. Enhance.
3898 (verify_gimple_goto): New function.
3899 (verify_types_in_gimple_phi): Rename to ...
3900 (verify_gimple_phi): ... this. Enhance.
3901 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
3902 Fold in single-statement cases from verify_types_in_gimple_seq_2.
3903 (verify_types_in_gimple_seq_2): Remove cases handled in
3904 verify_types_in_gimple_stmt.
3906 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
3908 * config/bfin/bfin.c (n_regs_to_save): New static variable.
3909 (push_multiple_operation, pop_multiple_operation): Set it.
3910 (workaround_rts_anomaly): New function.
3911 (workaround_speculation): New function, broken out of bfin_reorg.
3912 (bfin_reorg): Call the new functions.
3914 2008-09-09 Richard Guenther <rguenther@suse.de>
3918 * gimplify.c (gimplify_conversion): Change conversions of
3919 non-register type to VIEW_CONVERT_EXPRs.
3920 (gimplify_addr_expr): If we need to make the operand
3921 addressable make sure to use a properly initialized
3922 temporary for that so it gets a valid gimple store.
3924 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
3926 * function.h (struct function): Add function_start_locus.
3927 * cfgexpand.c (gimple_expand_cfg): Use it.
3928 * c-parser.c (c_parser_declaration_or_fndef): Set it.
3930 2008-09-09 Richard Guenther <rguenther@suse.de>
3932 PR tree-optimization/37433
3933 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
3936 2008-09-09 Richard Guenther <rguenther@suse.de>
3938 PR tree-optimization/37387
3939 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
3940 and bits to a common type.
3942 2008-09-09 Nick Clifton <nickc@redhat.com>
3944 * config/v850/v850.md (return): Restore frame size restriction.
3946 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
3948 * c-common.c (c_expand_decl): Remove.
3949 * c-common.h (anon_aggr_type_p): Remove prototype.
3950 (DECL_ANON_UNION_ELEMS): Remove.
3951 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
3952 * c-decl.c (anon_aggr_type_p): Remove.
3953 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
3954 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
3955 * langhooks.h (struct lang_hooks): Remove expand_decl.
3956 * langhooks.c (lhd_expand_decl): Remove.
3957 * stmt.c (expand_anon_union_decl): Remove.
3958 * tree.h (expand_anon_union_decl): Remove prototype.
3960 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
3963 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
3965 * config/avr/avr.md (QISI) : Define mode iterator.
3966 (negated_tst<mode>) : Redefine as split using mode macro.
3967 (reversed_tstqi): Define insn as reversed compare with zero.
3968 (reversed_tsthi): Ditto.
3969 (reversed_tstsi): Ditto.
3971 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3974 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
3975 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
3978 * predict.c (optimize_function_for_size_p): Don't segfault if
3980 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
3981 tree_swap_operands_p): Don't test cfun != NULL before calling
3982 optimize_function_for_s*_p.
3984 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
3986 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
3989 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
3991 * crx/crx.h (IRA_COVER_CLASSES): Define.
3993 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3996 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
3997 even when a stmt has been gimple_modified_p, but after fold_stmt is
3998 not any longer. Remove unneeded may_have_exposed_new_symbols
4001 2008-09-08 Richard Guenther <rguenther@suse.de>
4003 PR tree-optimization/37421
4004 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
4007 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4010 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
4012 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4015 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
4016 * pa-hpux10.h (LINK_SPEC): Likewise.
4017 * pa-hpux11.h (LINK_SPEC): Likewise.
4019 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4021 * pa32-regs.h (IRA_COVER_CLASSES): Define.
4022 * pa64-regs.h (IRA_COVER_CLASSES): Define.
4024 2008-09-07 Helge Deller <deller@gmx.de>
4026 * pa/linux-atomic.c: New file.
4027 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
4028 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
4030 2008-09-07 Richard Guenther <rguenther@suse.de>
4031 Ira Rosen <irar@il.ibm.com>
4033 PR tree-optimization/36630
4034 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
4035 Call STRIP_NOPS before calling evolution_part_in_loop_num.
4037 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
4038 Ira Rosen <irar@il.ibm.com>
4040 PR tree-optimization/35642
4041 * config/rs6000/altivec.md (mulv8hi3): Implement.
4043 2008-09-06 Jeff Law <law@redhat.com>
4045 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
4047 2008-09-06 Jan Hubicka <jh@suse.cz>
4049 PR tree-optimization/14703
4050 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
4052 * passes.c (init_optimization_passes): Recompute inline parameters.
4054 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
4056 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
4059 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
4060 Peter Fuerst <post@pfrst.de>
4062 * doc/invoke.texi: Document -mr10k-cache-barrier=.
4063 * doc/extend.texi: Document __builtin_mips_cache.
4064 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
4065 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
4066 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
4067 __GCC_HAVE_BUILTIN_MIPS_CACHE.
4068 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
4069 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
4070 (set_push_mips_isas): New variable.
4071 (mips_r10k_cache_barrier): New variable.
4072 (cache): New availability predicate.
4073 (mips_builtins): Add an entry for __builtin_mips_cache.
4074 (mips_build_cvpointer_type): New function.
4075 (MIPS_ATYPE_CVPOINTER): New macro.
4076 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
4078 (r10k_simplified_address_p, r10k_simplify_address)
4079 (r10k_uncached_address_p, r10k_safe_address_p)
4080 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
4081 (r10k_needs_protection_p_call, r10k_needs_protection_p)
4082 (r10k_insert_cache_barriers): New functions.
4083 (mips_reorg_process_insns): Delete cache barriers after a
4084 branch-likely instruction.
4085 (mips_reorg): Call r10k_insert_cache_barriers.
4086 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
4087 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
4088 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
4089 (mips_cache, r10k_cache_barrier): New define_insns.
4091 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
4093 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4094 * ira-color.c (setup_allocno_left_conflicts_num): Use
4095 hard_reg_set_equal_p instead of a comparison with
4096 ira_zero_hard_reg_set.
4097 * ira.c (setup_reg_subclasses): Likewise.
4098 (setup_cover_and_important_classes): Likewise.
4099 (setup_class_translate): Likewise.
4100 (setup_reg_class_intersect_union): Likewise.
4101 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4102 (ira_init_once): Don't initialize them.
4104 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4106 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
4108 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4110 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
4112 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4114 Improved branch hints, safe hints, and scheduling.
4116 * haifa-sched.c (sched_emit_insn) : Define.
4117 * sched-int.h (sched_emit_insn) : Add prototype.
4118 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
4119 -mhint-max-distance -msafe-hints) : Document.
4120 * config/spu/spu.c (spu_flag_var_tracking): New.
4121 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
4122 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
4123 TARGET_ASM_FILE_START): Define.
4124 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
4125 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
4126 (spu_emit_branch_hint): Add blocks argument.
4127 (insert_branch_hints, insert_nops): Remove.
4128 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
4129 uses_ls_unit, spu_sched_init_global, spu_sched_init,
4130 spu_sched_reorder, asm_file_start): New functions.
4131 (clock_var, spu_sched_length, pipe0_clock,
4132 pipe1_clock, prev_clock_var, prev_priority,
4133 spu_ls_first, prev_ls_clock): New static variables.
4134 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
4135 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
4136 (nopn_nv): Add a non-volatile version of nop.
4137 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
4138 -mhint-max-distance, -msafe-hints): New options.
4140 2008-09-05 Janis Johnson <janis187@us.ibm.com>
4141 Samuel Tardieu <sam@rfc1149.net>
4143 * opts.c (decode_options): Combine nested if statements.
4146 * opts.c (decode_options): Handle more relationships among
4147 unit-at-a-time, toplevel-reorder, and section-anchors.
4149 2008-09-05 David Daney <ddaney@avtrex.com>
4151 * doc/install.texi (--enable-reduced-reflection): Document new option.
4153 2008-09-05 Bob Wilson <bob.wilson@acm.org>
4155 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
4157 (constantpool_operand): New.
4158 (move_operand): Disallow sub-word modes for the constant pool.
4159 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
4160 (xtensa_secondary_reload_class): Replace with....
4161 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
4162 Set icode for sub-word reloads from the constant pool.
4163 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
4164 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
4165 * config/xtensa/xtensa.md (reload<mode>_literal): New.
4166 * config/xtensa/xtensa-protos.h: Update prototypes.
4168 2008-09-05 Joseph Myers <joseph@codesourcery.com>
4170 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
4171 (REG_CLASS_NAMES): Update.
4172 (REG_CLASS_CONTENTS): Update.
4173 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
4174 of ALL_REGS for regs 77 and 78.
4175 * function.c (instantiate_virtual_regs_in_insn): Assert that
4176 return value of simplify_gen_subreg is not NULL.
4178 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
4180 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
4181 (gen_rtvec_v): Fix coding standards.
4183 2008-09-04 Jan Hubicka <jh@suse.cz>
4185 * i386.c (decide_alg): Be more conservative about optimizing for size.
4187 2008-09-04 Ian Lance Taylor <iant@google.com>
4189 * varasm.c (narrowing_initializer_constant_valid_p): New
4191 (initializer_constant_valid_p): Call it.
4193 2008-09-04 Jeff Law <law@redhat.com>
4195 * fold-const.c (native_encode_real): Fix computation of WORDS.
4196 (native_interpret_real): Likewise.
4198 2008-09-04 Janis Johnson <janis187@us.ibm.com>
4200 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
4202 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4204 * ira-conflicts.c (process_regs_for_copy): Check insn to check
4205 that the cost is already taken into account in ira-costs.c
4207 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
4209 * ira-build.c (print_copy, print_copies, ira_debug_copy,
4210 ira_debug_copies): New.
4211 (ira_bulid): Call print_copies.
4213 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
4215 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
4218 * config/rs6000/rs6000.c (optimization_options): Remove check of
4219 flag_toplevel_order.
4221 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4223 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
4224 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
4225 second operand is a reg_imm10_operand.
4226 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
4227 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
4228 (*seq_<GPR:mode><GPR2:mode>): Rename to
4229 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
4231 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
4232 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
4234 (*sne_<GPR:mode><GPR2:mode>): Rename to
4235 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
4238 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4240 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
4241 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
4242 combining an arithmetic right shift by more than 31 and a
4243 trunction. Don't match for out-of-range shift amounts. Set
4244 attribute mode to <MODE>.
4245 (*lshr32_trunc<mode>): Name the pattern combining a logical right
4246 shift by 32 and and a truncation. Set attribute mode to <MODE>.
4247 (*<optab>_trunc<mode>_exts): New pattern for truncated right
4248 shifts by less than 32.
4249 (extv): Change predicate on first operand to accept registers.
4250 Change predicate of the other operands from immediate_operand to
4251 const_int_operand. Expand exts when source is a register.
4252 (extzv): Change predicate of the constant operands from
4253 immediate_operand to const_int_operand.
4254 (extzv<mode>): Change predicate of the constant operands from
4255 immediate_operand to const_int_operand and no constraint. Also
4257 (*extzv_trunc<mode>_exts): New pattern.
4259 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4261 * config/mips/mips.h (ISA_HAS_CINS): New macro.
4262 * config/mips/mips-protos.h (mask_low_and_shift_p,
4263 mask_low_and_shift_len): Declare.
4264 * config/mips/mips.c (mask_low_and_shift_p,
4265 mask_low_and_shift_len): New functions.
4266 (mips_print_operand): Handle new operand prefix "m".
4267 * config/mips/mips.md (*cins<mode>): New pattern.
4269 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4271 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
4272 optimizing for size.
4274 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4276 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
4277 regardless of epilogue_completed.
4279 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4282 * ira-lives.c (process_bb_node_lives): Check setjmp.
4284 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4287 * ira-build.c (form_loop_tree): Reverse BB walk.
4288 (create_bb_allocnos): Likewise.
4289 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
4290 (mark_reg_store): Rename to...
4291 (mark_ref_live): ...this and take a df_ref argument instead of
4292 note_stores arguments. Assert that we have a register.
4293 (mark_reg_clobber): Delete.
4294 (def_conflicts_with_inputs_p): New function.
4295 (mark_reg_conflicts): Delete.
4296 (mark_reg_death): Rename to...
4297 (mark_ref_dead): ...this and take a df_ref argument instead of
4298 a register. Assert that we have a register.
4299 (process_bb_node_lives): Hoist frequency calculation out of
4300 instruction walk. Convert from a forwards scan to a backwards scan.
4301 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
4302 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
4303 (create_allocno_live_ranges): Don't create regs_set.
4305 2008-09-04 Ian Lance Taylor <iant@google.com>
4307 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
4308 or REG_LABEL_TARGET.
4309 * calls.c (emit_library_call_value_1): Use MEM_P rather than
4310 comparing MODE with MEM.
4311 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
4312 comparing with GF_PREDICT_TAKEN.
4313 (gimple_get_lhs): Change code to enum gimple_code.
4314 (gimple_set_lhs): Likewise.
4315 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
4316 * omp-low.c (find_omp_clause): Change kind parameter to enum
4318 * tree-flow.h (find_omp_clause): Update declaration.
4319 * regrename.c (clear_dead_regs): Change kind parameter to enum
4321 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
4323 * see.c (see_get_extension_data): Change return type to enum
4324 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
4325 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
4326 (see_gen_normalized_extension): Change extension_code parameter to
4328 (see_seek_pre_extension_expr): Change extension_code to enum
4330 (see_merge_one_def_extension): Likewise.
4331 (see_handle_relevant_defs): Likewise.
4332 (see_handle_relevant_uses): Likewise.
4333 (see_analyze_one_def): Likewise.
4334 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
4335 GIMPLE_ASM rather than ASM_EXPR.
4336 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
4337 GIMPLE_RETURN rather than RETURN_EXPR.
4338 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
4339 (evaluate_stmt): Likewise.
4340 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
4341 to enum vect_relevant.
4342 (vect_mark_stmts_to_be_vectorized): Change assertion to not
4343 compare gimple codes with tree codes.
4345 2008-09-04 Paul Brook <paul@codesourcery.com>
4347 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
4349 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4351 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
4352 pointer check lost in the recent no-unit-at-a-time patch.
4354 2008-09-04 Jan Hubicka <jh@suse.cz>
4357 * tree-switch-conversion.c (check_final_bb): Accept only IP
4360 2008-09-04 Jan Hubicka <jh@suse.cz>
4362 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
4364 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
4365 using_ranges argument.
4366 (vrp_evaluate_conditional): Avoid bogus warning for type range.
4367 (vrp_visit_cond_stmt): Update call of
4368 vrp_evaluate_conditional_warnv_with_ops
4370 2008-09-04 Jan Hubicka <jh@suse.cz>
4372 PR tree-optimization/37345
4373 PR tree-optimization/37358
4374 PR tree-optimization/37357
4375 * tree.c (build_function_type_skip_args): Build distinct type copy;
4377 (build_function_decl_skip_args): Set type of new decl not orig decl;
4378 clear DECL_VINDEX for methods turned into functions.
4380 2008-09-04 Nick Clifton <nickc@redhat.com>
4382 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
4383 * configure: Regenerate.
4384 * config.in: Regenerate.
4385 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
4386 alignment field, if it is supported.
4388 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
4390 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
4393 2008-09-03 David Edelsohn <edelsohn@gnu.org>
4395 * config/rs6000/rs6000.c (processor_target_table): Do not
4396 enable VMX for POWER6.
4398 2008-09-03 Anton Blanchard <anton@samba.org>
4400 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
4401 emit memory barrier before operation.
4403 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
4406 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
4407 default_elf_asm_output_external.
4409 2008-09-03 Jeff Law <law@redhat.com>
4411 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
4413 2008-09-03 Richard Henderson <rth@redhat.com>
4415 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
4416 memory barrier to below the test-and-set.
4417 (alpha_split_lock_test_and_set_12): Likewise.
4419 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4423 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
4426 * ira-color.c (print_loop_title): Use all_allocnos.
4427 (color_pass): Ditto. Don't add border_allocnos. Check that
4428 subloop allocno in the correspdoning bitmap all_allocnos.
4430 * ira-emit.c (change_loop): Use all_allocnos.
4432 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
4433 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
4434 (create_cap_allocno): Remove setting mentioned_allocnos.
4435 (create_insn_allocnos): Ditto.
4436 (remove_unnecessary_allocnos): Use all_allocnos.
4437 (check_allocno_creation): Check that allocnos are in the
4438 corresponding bitmap all_allocnos.
4440 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4444 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
4445 (process_regs_for_copy): Process subregs. Refine check when cost
4446 is taken into account in ira-costs.c.
4447 (process_reg_shuffles): Use REG_SUBREG_P.
4448 (add_insn_allocno_copies): Ditto. Ignore modes.
4450 * ira-color.c (conflict_allocno_vec): New.
4451 (COST_HOP_DIVISOR): New macro.
4452 (update_copy_costs_1): Use it.
4453 (update_conflict_hard_regno_costs): New function.
4454 (assign_hard_reg): Use it.
4455 (ira_color): Allocate and free conflict_allocno_vec.
4457 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4461 * ira-int.h (ira_sort_insn_chain): Remove.
4463 * ira.c (basic_block_order_nums, chain_insn_order,
4464 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
4465 (ira): Don't call ira_sort_insn_chain.
4467 * reload1.c (reload): Don't call ira_sort_insn_chain.
4469 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4472 * cgraphunit.c (update_call_expr): Remove eh regions from statements
4473 which become non throw.
4474 (cgraph_function_versioning): Also clear DECL_WEAK. Call
4475 update_call_expr after updating the flags on the decl.
4477 2008-09-03 Jan Hubicka <jh@suse.cz>
4479 PR tree-optimization/37315
4480 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
4481 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
4482 (cgraph_analyze_functions): Use node->analyzed
4483 (cgraph_mark_functions_to_output): Likewise.
4484 (cgraph_expand_function): All functions can be released after
4486 (cgraph_optimize): Use gimple_has_body_p.
4487 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
4488 (cgraph_decide_inlining_incrementally): Likewise.
4489 (inline_transform): Inline transform.
4490 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
4492 (inlinable_function_p): Drop gimple_body check.
4493 (expand_call_inline): Use gimple_has_body_p.
4494 * gimple.c (gimple_has_body_p): New.
4495 * gimple.h (gimple_has_body_p): Add prototype.
4496 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
4497 (dump_function_to_file): Use gimple_has_body_p check.
4499 2008-09-03 Jakub Jelinek <jakub@redhat.com>
4502 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
4504 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
4506 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4508 From Michael Frysinger <michael.frysinger@analog.com>
4509 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
4510 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
4513 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
4516 * doc/extend.texi: Document picoChip builtin functions.
4517 * doc/invoke.texi: Document picoChip options.
4518 * doc/contrib.texi: Add picoChip contribution.
4519 * doc/md.texi: Document picoChip constraints.
4520 * config.gcc: Add picochip-*-*.
4521 * config/picochip/: Add new port.
4523 2008-09-03 Richard Guenther <rguenther@suse.de>
4525 PR tree-optimization/37328
4526 * tree-sra.c (sra_build_assignment): Gimplify properly.
4527 (generate_copy_inout): Take the correct stmt as definition,
4528 remove bogus assert.
4530 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4532 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
4535 From Michael Frysinger <michael.frysinger@analog.com>
4536 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
4538 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
4540 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
4541 (__gthread_setspecific): Revert 2008-08-31 change to
4542 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
4544 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
4546 * diagnostic.c (error_at): New.
4547 * toplev.h (error_at): New prototype.
4548 * c-typeck.c (build_array_ref): Call error_at instead of error.
4549 Pass location to pedwarn.
4551 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
4553 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
4555 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4557 * dwarf2out.c (tree_add_const_value_attribute): Only handle
4558 VAR_DECL and CONST_DECL.
4560 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4561 Jakub Jelinek <jakub@redhat.com>
4563 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
4564 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
4565 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
4566 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
4567 Don't set ix86_save_varrargs_registers.
4568 (ix86_setup_incoming_varargs): Assume cum != NULL.
4569 (ix86_va_start): Check ix86_varargs_gpr_size and
4570 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
4571 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
4572 from frame pointer if ix86_varargs_gpr_size == 0.
4573 (ix86_compute_frame_layout): Updated.
4574 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
4575 (ix86_varargs_gpr_size): Define.
4576 (ix86_varargs_fpr_size): Likewise.
4577 (machine_function): Remove save_varrargs_registers.
4578 Add varargs_gpr_size and varargs_fpr_size.
4580 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4582 * config/alpha/alpha.c (va_list_skip_additions,
4583 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
4584 (alpha_gimplify_va_arg): Call unshare_expr on second use of
4587 PR tree-optimization/36766
4588 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
4589 for already removed basic blocks.
4592 * real.c (real_maxval): Clear a lower bit to make real_maxval
4593 match get_max_float for IBM long double format.
4595 2008-09-02 Andreas Schwab <schwab@suse.de>
4597 * configure.ac: Use m4_quote to quote the expansion of m4_do.
4598 * configure: Regenerate.
4600 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
4602 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
4603 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
4604 checking for a non-VOID CONSTANT_P.
4606 2008-09-02 Jan Hubicka <jh@suse.cz>
4608 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
4609 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
4612 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4614 * expr.c (emit_group_store): Don't assert stack temp mode size.
4616 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
4617 Tobias Grosser <grosser@fim.uni-passau.de>
4618 Jan Sjodin <jan.sjodin@amd.com>
4619 Harsha Jagasia <harsha.jagasia@amd.com>
4620 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4621 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4622 Adrien Eliche <aeliche@isty.uvsq.fr>
4624 Merge from graphite branch.
4627 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
4628 * doc/invoke.texi (-floop-block, -floop-interchange,
4629 -floop-strip-mine): Document new flags.
4630 * tree-into-ssa.c (gimple_vec): Moved...
4631 * tree-loop-distribution.c (rdg_component): Moved...
4632 * cfgloopmanip.c: Include tree-flow.h.
4633 (update_dominators_in_loop): New.
4634 (create_empty_if_region_on_edge): New.
4635 (create_empty_loop_on_edge): New.
4636 (loopify): Use update_dominators_in_loop.
4637 * tree-pass.h (pass_graphite_transforms): Declared.
4638 * configure: Regenerate.
4639 * tree-phinodes.c (make_phi_node): Export.
4640 (add_phi_node_to_bb): New, split from create_phi_node.
4641 * tree-chrec.c (for_each_scev_op): New.
4642 * tree-chrec.h (for_each_scev_op): Declared.
4643 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4644 (remove_statement): Call get_phi_with_result.
4645 * config.in (HAVE_cloog): Undef.
4646 * gdbinit.in (pgg): New.
4647 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
4648 * tree-ssa-loop.c (graphite_transforms): New.
4649 (gate_graphite_transforms): New.
4650 (pass_graphite_transforms): New.
4651 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
4652 HAVE_cloog): Defined.
4653 * tree-vectorizer.c (rename_variables_in_bb): Export.
4654 * tree-data-ref.c (dr_may_alias_p): Export.
4655 (stmt_simple_memref_p): New.
4656 (find_data_references_in_stmt): Export.
4657 (find_data_references_in_loop): Export.
4658 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
4659 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
4660 (create_rdg_vertices): Export.
4661 (build_empty_rdg): New.
4662 (build_rdg): Call build_empty_rdg. Free dependence_relations.
4663 * tree-data-ref.h (rdg_component): ... here.
4665 (struct data_reference): Add a field scop.
4667 (find_data_references_in_loop): Declared.
4668 (find_data_references_in_stmt): Declared.
4669 (create_rdg_vertices): Declared.
4670 (dr_may_alias_p): Declared.
4671 (stmt_simple_memref_p): Declared.
4672 (struct rdg_edge): Add a field ddr_p relation.
4673 (build_empty_rdg): Declared.
4674 * lambda.h (lambda_matrix): Declare a VEC of.
4675 (find_induction_var_from_exit_cond): Declared.
4676 (lambda_vector_compare): New.
4677 * common.opt (fgraphite, floop-strip-mine,
4678 floop-interchange, floop-block): New flags.
4679 * lambda-code.c (find_induction_var_from_exit_cond): Export.
4680 * cfgloop.c (is_loop_exit): New.
4681 * cfgloop.h (is_loop_exit): Declared.
4682 (create_empty_if_region_on_edge): Declared.
4683 (create_empty_loop_on_edge): Declared.
4684 * tree-flow.h (add_phi_node_to_bb): Declared.
4685 (make_phi_node): Declared.
4686 (rename_variables_in_bb): Declared.
4687 (perfect_loop_nest_depth): Declared.
4688 (graphite_transform_loops): Declared.
4689 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
4690 (graphite.o-warn): Add -Wno-error.
4691 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
4692 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
4693 (INCLUDES): Add PPLINC, CLOOGINC.
4694 (OBJS-common): Add graphite.o.
4695 (graphite.o): Add rule.
4696 * gimple.h (gimple_vec): ... here.
4697 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
4698 * passes.c (init_optimization_passes): Schedule
4699 pass_graphite_transforms.
4701 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
4704 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
4705 and -fno-toplevel-reorder after handle_options.
4707 2008-09-02 Paul Brook <paul@codesourcery.com>
4709 * config/arm/arm.c (arm_tune_cortex_a9): Define.
4710 (arm_override_options): Set arm_tune_cortex_a9.
4711 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
4712 (arm_issue_rate): Handle cortexa9.
4713 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
4714 * config/arm/arm-cores.def: Add cortex-a9.
4715 * config/arm/arm-tune.md: Regenerate.
4716 * config/arm/arm.md: Include cortex-a9.md.
4717 (generic_sched, generic_vfp): Add cortexa9.
4718 * config/arm/cortex-a9.md: New file.
4720 2008-09-02 Richard Guenther <rguenther@suse.de>
4722 PR tree-optimization/37327
4723 * tree-vrp.c (register_new_assert_for): Make sure to not have
4724 TREE_OVERFLOW set on the bound.
4726 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
4728 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
4730 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
4731 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
4734 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
4736 * gcc/config/spu/spu.md (divdf3): Removed.
4738 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4740 PR tree-optimization/37095
4741 * cgraph.c (cgraph_node): When creating new cgraph node after
4742 assembler_name_hash has been populated, record it in the hash
4745 2008-09-01 Paul Brook <paul@codesourcery.com>
4747 * doc/invoke.texi: Document -mword-relocations.
4748 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4749 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4750 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4751 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
4752 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
4753 (arm_emit_movpair): New function.
4754 (arm_print_operand <c>): Handle sybolic addresses.
4755 * config/arm/arm.h (TARGET_USE_MOVT): Define.
4756 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4757 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
4758 * config/arm/arm.opt: Add -mword-relocations.
4759 * config/arm/arm.md (movsi): Use arm_emit_movpair.
4760 (arm_movt, arm_movw): New.
4762 2008-09-01 Paul Brook <paul@codesourcery.com>
4764 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
4765 Allow Interworking on ARMv4 EABI based targets.
4766 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
4767 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
4769 2008-09-01 Paul Brook <paul@codesourcery.com>
4771 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
4772 optimized LT0 test. Remove optimization for GT.
4774 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4776 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
4777 openmp applications.
4778 * pa-hpux11.h (LIB_SPEC): Likewise.
4780 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
4783 2008-09-01 Jan Hubicka <jh@suse.cz>
4785 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
4786 present, use only counts; when guessed use only frequencies.
4787 (estimate_bb_frequencies): Use function_frequency.
4788 * profile.c (compute_branch_probabilities): Exit early when
4789 profile reading failed. Set profile_status.
4790 (branch_prob): Do not set profile_status.
4792 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
4794 * tree.c (protected_set_expr_location): New.
4795 * tree.h (protected_set_expr_location): New prototype.
4796 * c-tree.h (build_array_ref): Add argument.
4797 (parser_build_unary_op): Same.
4798 * c-typeck.c (build_indirect_ref): Handle new location argument.
4799 (build_array_ref): Same.
4800 (parser_build_unary_op): Same.
4801 * gimplify.c (gimplify_asm_expr): Set input_location before calling
4803 * c-omp.c (c_finish_omp_atomic): Pass location when calling
4805 * c-common.c (finish_label_address_expr): Handle new location argument.
4806 * c-common.h (build_indirect_ref): Add argument.
4807 (finish_label_address_expr): Same.
4808 * c-parser.c (c_parser_unary_expression): Pass location to build
4810 (c_parser_postfix_expression): Same.
4812 2008-09-01 Paul Brook <paul@codesourcery.com>
4814 * config/arm/arm.md: Include cortex-r4f.md.
4815 (attr fpu): Update type list.
4816 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
4817 fconstd, fcmps and fcmpd.
4818 (attr tune_cortexr4): Define.
4819 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
4820 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
4821 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
4822 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
4823 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
4824 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
4825 cortex_a8_vfp_farith: Ditto.
4826 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
4827 * config/arm/cortex-r4.md: Use tune_cortexr4.
4828 * config/arm/cortex-r4f.md: New file.
4830 2008-09-01 Richard Guenther <rguenther@suse.de>
4832 PR tree-optimization/37305
4833 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
4834 the result of constant conversions.
4835 (fold_gimple_assign): Likewise.
4837 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4839 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
4840 #ifdef ENABLE_CHECKING.
4842 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4844 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
4845 * sched-int.h (print_insn, print_pattern, print_value): Declare also
4846 when !INSN_SCHEDULING.
4848 2008-09-01 Andreas Schwab <schwab@suse.de>
4850 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
4852 2008-09-01 Paul Brook <paul@codesourcery.com>
4854 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
4856 2008-09-01 Jan Hubicka <jh@suse.cz>
4858 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
4860 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
4862 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
4863 * gimplify.c (gimplify_init_constructor): Add speed operand.
4864 * tree-sra.c (decide_block_copy): Likewise.
4865 * tree-inline.c (estimate_move_cost): Likewise.
4866 * config/alpha/alpha.h (MOVE_RATIO): Update.
4867 * config/frv/frv.c (MOVE_RATIO): Update.
4868 * config/spu/spu.h (MOVE_RATIO): Update.
4869 * config/sparc/sparc.h (MOVE_RATIO): Update.
4870 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
4871 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
4872 * config/cris/cris.h (MOVE_RATIO): Update.
4873 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
4874 * config/arm/arm.h (MOVE_RATIO): Update.
4875 * config/pa/pa.md: Update uses of MOVE_RATIO
4876 * config/pa/pa.h (MOVE_RATIO): Update.
4877 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
4878 CLEAR_RATIO, SET_RATIO): Update.
4879 * config/h8300/h8300.h (MOVE_RATIO): Update.
4880 * config/v850/v850.h (MOVE_RATIO): Update.
4881 * config/bfin/bfin.h (MOVE_RATIO): Update.
4883 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
4884 Dmitry Melnik <dm@ispras.ru>
4885 Dmitry Zhurikhin <zhur@ispras.ru>
4886 Alexander Monakov <amonakov@ispras.ru>
4887 Maxim Kuvyrkov <maxim@codesourcery.com>
4889 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
4890 sel-sched-dump.c, sel-sched-ir.c: New files.
4891 * Makefile.in (OBJS-common): Add selective scheduling object files.
4892 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
4893 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
4894 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
4895 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
4896 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
4897 (make_forwarder_block): Update loop latch if we have redirected
4898 the loop latch edge.
4899 * cfgloop.c (get_loop_body_in_custom_order): New function.
4900 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
4901 (CP_FALLTHRU_PREHEADERS): Likewise.
4902 (get_loop_body_in_custom_order): Declare.
4903 * cfgloopmanip.c (has_preds_from_loop): New.
4904 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
4905 Assert that the preheader edge will be fall thru when it is set.
4906 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
4907 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
4908 fsel-sched-substitution, fselective-scheduling): New flags.
4909 * cse.c (hash_rtx_cb): New.
4911 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
4912 sel_sched_insn_cnt): New counters.
4913 * final.c (compute_alignments): Export. Free dominance
4914 info after loop_optimizer_finalize.
4915 * genattr.c (main): Output maximal_insn_latency prototype.
4916 * genautomata.c (output_default_latencies): New.
4917 Factor its code from ...
4918 (output_internal_insn_latency_func): ... here.
4919 (output_internal_maximal_insn_latency_func): New.
4920 (output_maximal_insn_latency_func): New.
4921 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
4922 (struct hard_reg_set_iterator): New.
4923 (hard_reg_set_iter_init, hard_reg_set_iter_set,
4924 hard_reg_set_iter_next): New functions.
4925 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
4926 * lists.c (remove_free_INSN_LIST_node,
4927 remove_free_EXPR_LIST_node): New functions.
4928 * loop-init.c (loop_optimizer_init): When
4929 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
4930 calling create_preheaders.
4931 (loop_optimizer_finalize): Do not verify flow info after reload.
4932 * recog.c (validate_replace_rtx_1): New parameter simplify.
4933 Default it to true. Update all uses. Factor out simplifying
4935 (simplify_while_replacing): ... this new function.
4936 (validate_replace_rtx_part,
4937 validate_replace_rtx_part_nosimplify): New.
4938 * recog.h (validate_replace_rtx_part,
4939 validate_replace_rtx_part_nosimplify): Declare.
4940 * rtl.c (rtx_equal_p_cb): New.
4941 (rtx_equal_p): Use it.
4942 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
4943 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
4944 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
4945 * vecprim.h: Add a vector type for unsigned int.
4946 * haifa-sched.c: Include vecprim.h and cfgloop.h.
4947 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
4948 ready_try, cycle_issued_insns, spec_info): Make global.
4949 (readyp): Initialize.
4950 (dfa_lookahead): New global variable.
4951 (old_max_uid, old_last_basic_block): Remove.
4952 (h_i_d): Make it a vector.
4953 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
4955 (after_recovery, adding_bb_to_current_region_p):
4956 New variables to handle correct insertion of the recovery code.
4957 (struct ready_list): Move declaration to sched-int.h.
4958 (rgn_n_insns): Removed.
4959 (rtx_vec_t): Move to sched-int.h.
4960 (find_insn_reg_weight): Remove.
4961 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
4962 (haifa_init_h_i_d, haifa_finish_h_i_d):
4963 New functions to initialize / finalize haifa instruction data.
4964 (extend_h_i_d, init_h_i_d): Rewrite.
4965 (unlink_other_notes): Move logic to add_to_note_list. Handle
4966 selective scheduler.
4967 (ready_lastpos, ready_element, ready_sort, reemit_notes,
4968 find_fallthru_edge): Make global, remove static prototypes.
4969 (max_issue): Make global. Add privileged_n and state parameters. Use
4971 (extend_global, extend_all): Removed.
4972 (init_before_recovery): Add new param. Fix the handling of the case
4973 when we insert a recovery code before the EXIT which has a predecessor
4974 with a fallthrough edge to it.
4975 (create_recovery_block): Make global. Rename to
4976 sched_create_recovery_block. Update.
4977 (change_pattern): Rename to sched_change_pattern. Make global.
4978 (speculate_insn): Rename to sched_speculate_insn. Make global.
4979 Split haifa-specific functionality into ...
4980 (haifa_change_pattern): New static function.
4981 (sched_extend_bb): New static function.
4982 (sched_init_bbs): New function.
4983 (current_sched_info): Change type to struct haifa_sched_info.
4984 (insn_cost): Adjust for selective scheduling.
4985 (dep_cost_1): New function. Move logic from ...
4986 (dep_cost): ... here.
4987 (dep_cost): Use dep_cost_1.
4988 (contributes_to_priority_p): Use sched_deps_info instead of
4990 (priority): Adjust to work with selective scheduling. Process the
4991 corner case when all dependencies don't contribute to priority.
4992 (rank_for_schedule): Use ds_weak instead of dep_weak.
4993 (advance_state): New function. Move logic from ...
4994 (advance_one_cycle): ... here.
4995 (add_to_note_list, concat_note_lists): New functions.
4996 (rm_other_notes): Make static. Adjust for selective scheduling.
4997 (remove_notes, restore_other_notes): New functions.
4998 (move_insn): Add two arguments. Update assert. Don't call
5000 (choose_ready): Remove lookahead variable, use dfa_lookahead.
5001 Remove more_issue, max_points. Move the code to initialize
5002 max_lookahead_tries to max_issue.
5003 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
5004 ready. Adjust use of move_insn. Call restore_other_notes.
5006 (sched_init, sched_finish): Move Haifa-specific initialization/
5008 (haifa_sched_init, haifa_sched_finish): ... respectively.
5010 (setup_sched_dump): New function.
5011 (haifa_init_only_bb): New static function.
5012 (haifa_speculate_insn): New static function.
5013 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
5014 (extend_ready, extend_all): Remove.
5015 (sched_extend_ready_list, sched_finish_ready_list): New functions.
5016 (create_check_block_twin, add_to_speculative_block): Use
5017 haifa_insns_init instead of extend_global. Update to use new
5018 initialization functions. Change parameter. Factor out code from
5019 create_check_block_twin to ...
5020 (sched_create_recovery_edges) ... this new function.
5021 (add_block): Remove.
5022 (sched_scan_info): New.
5023 (extend_bb): Use sched_scan_info.
5024 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
5025 static functions for walking through scheduling region.
5026 (sched_luids): New vector variable to replace uid_to_luid.
5027 (luids_extend_insn): New function.
5028 (sched_max_luid): New variable.
5029 (luids_init_insn): New function.
5030 (sched_init_luids, sched_finish_luids): New functions.
5031 (insn_luid): New debug function.
5032 (sched_extend_target): New function.
5033 (haifa_init_insn): New static function.
5034 (sched_init_only_bb): New hook.
5035 (sched_split_block): New hook.
5036 (sched_split_block_1): New function.
5037 (sched_create_empty_bb): New hook.
5038 (sched_create_empty_bb_1): New function.
5039 (common_sched_info, ready): New global variables.
5040 (current_sched_info_var): Remove.
5041 (move_block_after_check): Use common_sched_info.
5042 (haifa_luid_for_non_insn): New static function.
5043 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
5044 (increase_insn_priority): New.
5045 * modulo-sched.c: (issue_rate): Remove static declaration.
5046 (sms_sched_info): Change type to haifa_sched_info.
5047 (sms_sched_deps_info, sms_common_sched_info): New variables.
5048 (setup_sched_infos): New.
5049 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
5050 Do not call regstat_free_calls_crossed.
5051 (sms_print_insn): Use const_rtx.
5052 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
5053 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
5054 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
5055 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
5056 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
5057 current_sched_info to use it.
5058 (enum reg_pending_barrier_mode): Move to sched-int.h.
5059 (h_d_i_d): New variable. Initialize to NULL.
5060 ({true, output, anti, spec, forward}_dependency_cache): Initialize
5062 (estimate_dep_weak): Remove static declaration.
5063 (sched_has_condition_p): New function. Adjust users of
5064 sched_get_condition to use it instead.
5065 (conditions_mutex_p): Add arguments indicating which conditions are
5067 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
5068 argument to indicate whether returned condition is reversed. Do not
5069 generate new rtx when condition should be reversed; indicate it by
5070 setting new argument instead.
5071 (add_dependence_list_and_free): Add deps parameter.
5072 Update all users. Do not free dependence list when
5073 deps context is readonly.
5074 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
5076 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
5077 (remove_from_deps): New. Use the above functions.
5078 (cur_insn, can_start_lhs_rhs_p): New static variables.
5079 (add_or_update_back_dep_1): Initialize present_dep_type.
5080 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
5081 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
5082 haifa_note_dep): New functions implementing dependence hooks for
5083 the Haifa scheduler.
5084 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
5085 note_dep): New functions.
5086 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
5088 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
5089 (free_deps): Initialize deps->reg_last.
5090 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
5091 sched_analyze_insn): Update to use dependency hooks infrastructure
5092 and readonly contexts.
5093 (deps_analyze_insn): New function. Move part of logic from ...
5094 (sched_analyze): ... here. Also move some logic to ...
5095 (deps_start_bb): ... here. New function.
5096 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
5098 (sched_deps_init): New function. Move code from ...
5099 (init_dependency_caches): ... here. Remove.
5100 (init_deps_data_vector): New.
5101 (sched_deps_finish): New function. Move code from ...
5102 (free_dependency_caches): ... here. Remove.
5103 (init_deps_global, finish_deps_global): Adjust for use with
5104 selective scheduling.
5105 (get_dep_weak): Move logic to ...
5106 (get_dep_weak_1): New function.
5107 (ds_merge): Move logic to ...
5108 (ds_merge_1): New static function.
5109 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
5110 (ds_get_max_dep_weak): New function.
5111 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
5112 (n_insns): Rename to rgn_n_insns.
5113 (debug_ebb_dependencies): New function.
5114 (init_ready_list): Use it.
5115 (begin_schedule_ready): Use sched_init_only_bb.
5116 (ebb_print_insn): Indicate when an insn starts a new cycle.
5117 (contributes_to_priority, compute_jump_reg_dependencies,
5118 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
5119 (add_block1): Remove to ebb_add_block.
5120 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
5121 (schedule_ebb): Initialize them. Use remove_notes instead of
5122 rm_other_notes. Use haifa_local_init/finish.
5123 (schedule_ebbs): Use haifa_sched_init/finish.
5124 * sched-int.h: Include vecprim.h, remove rtl.h.
5125 (struct ready_list): Delete declaration.
5126 (sched_verbose_param, enum sched_pass_id_t,
5127 bb_vec_t, insn_vec_t, rtx_vec_t): New.
5128 (struct sched_scan_info_def): New structure.
5129 (sched_scan_info, sched_scan, sched_init_bbs,
5130 sched_init_luids, sched_finish_luids, sched_extend_target,
5131 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
5132 (struct common_sched_info_def): New.
5133 (common_sched_info, haifa_common_sched_info,
5134 sched_emulate_haifa_p): Declare.
5136 (sched_luids): Declare.
5137 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
5138 (sched_max_luid, insn_luid): Declare.
5139 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
5140 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
5141 print_insn, print_pattern, print_value, haifa_classify_insn,
5142 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
5143 setup_sched_dump, sched_init, sched_finish,
5144 sel_insn_is_speculation_check): Export.
5145 (struct ready_list): Move from haifa-sched.c.
5146 (ready_try, ready, max_issue): Export.
5147 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
5148 sched_init_only_bb, sched_split_block, sched_split_block_1,
5149 sched_create_empty_bb, sched_create_empty_bb_1,
5150 sched_create_recovery_block, sched_create_recovery_edges): Export.
5151 (enum reg_pending_barrier_mode): Export.
5152 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
5154 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
5155 print_insn field. Move add_block and fix_recovery_cfg to
5156 common_sched_info_def. Move compute_jump_reg_dependencies,
5158 (struct sched_deps_info_def): ... this new structure.
5159 (sched_deps_info): Declare.
5160 (struct spec_info_def): Remove weakness_cutoff, add
5161 data_weakness_cutoff and control_weakness_cutoff.
5162 (spec_info): Declare.
5163 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
5165 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
5166 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
5167 (current_sched_info): Change type to struct haifa_sched_info.
5168 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
5169 (h_d_i_d): New variable.
5170 (HDID): New accessor macro.
5171 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
5172 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
5174 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
5175 (enum SCHED_FLAGS): Update for selective scheduler.
5176 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
5177 (init_dependency_caches, free_dependency_caches): Delete declarations.
5178 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
5179 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
5180 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
5181 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
5182 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
5184 (rm_other_notes): Delete declaration.
5185 (schedule_block): Remove one argument.
5186 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
5187 ready_element, ready_lastpos, sched_extend_ready_list,
5188 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
5189 concat_note_lists): Export.
5190 (struct region): Move from sched-rgn.h.
5191 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5192 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5193 BLOCK_TO_BB, CONTAINING_RGN): Export.
5194 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
5195 (current_nr_blocks, current_blocks, target_bb): Likewise.
5196 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
5197 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
5198 sched_rgn_local_init, extend_regions,
5199 rgn_make_new_region_out_of_new_block, compute_priorities,
5200 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
5201 extend_rgns, deps_join rgn_setup_common_sched_info,
5202 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
5203 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
5204 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
5205 increase_insn_priority): Likewise.
5206 * sched-rgn.c: Include sel-sched.h.
5207 (ref_counts): New static variable. Use it ...
5208 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
5209 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
5210 (sched_is_disabled_for_current_region_p): Delete static declaration.
5211 (struct region): Move to sched-int.h.
5212 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5213 ebb_head): Define and initialize.
5214 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5215 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
5216 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
5218 (find_single_block_region): Add new argument to indicate that EBB
5219 regions should be constructed.
5220 (debug_live): Delete declaration.
5221 (current_nr_blocks, current_blocks, target_bb):
5222 Remove static qualifiers.
5223 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
5225 (init_regions): Delete declaration.
5226 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
5227 rgn_estimate_number_of_insns): New.
5228 (too_large): Use estimate_number_of_insns.
5229 (haifa_find_rgns): New. Move the code from ...
5230 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
5231 (free_trg_info): New.
5232 (compute_trg_info): Allocate candidate tables here instead of ...
5233 (init_ready_list): ... here.
5234 (rgn_print_insn): Use const_rtx.
5235 (contributes_to_priority, extend_regions): Delete static declaration.
5236 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
5237 (add_block1): Rename to rgn_add_block.
5238 (debug_rgn_dependencies): Delete static qualifier.
5239 (new_ready): Use sched_deps_info. Simplify.
5240 (rgn_common_sched_info, rgn_const_sched_deps_info,
5241 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
5243 (region_sched_info): Rename to rgn_const_sched_info.
5244 (deps_join): New, extracted from ...
5245 (propagate_deps): ... here.
5246 (compute_block_dependences, debug_dependencies): Update for selective
5248 (free_rgn_deps, compute_priorities): New functions.
5249 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
5250 sched_rgn_compute_dependencies): New functions.
5251 (schedule_region): Use them.
5252 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
5253 rgn_setup_common_sched_info, rgn_setup_sched_infos):
5255 (schedule_insns): Call new functions that were split out.
5256 (rgn_make_new_region_out_of_new_block): New.
5257 (get_rgn_sched_max_insns_priority): New.
5258 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
5259 scheduling when appropriate.
5260 * sched-vis.c: Include insn-attr.h.
5261 (print_value, print_pattern): Make global.
5262 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
5263 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
5264 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
5265 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
5266 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
5267 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
5268 hooks. Initialize them to 0.
5269 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
5270 * target.h (struct gcc_target): Add them. Rename gen_check field to
5272 * flags.h (sel_sched_switch_set): Declare.
5273 * opts.c (sel_sched_switch_set): New variable.
5274 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
5275 pipelining is disabled from command line.
5276 (common_handle_option): Record whether selective scheduling is
5277 requested from command line.
5278 * doc/invoke.texi: Document new flags and parameters.
5279 * doc/tm.texi: Document new target hooks.
5280 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
5282 (dfa_state_size): Do not declare locally.
5283 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
5284 * config/rs6000/rs6000.c (rs6000_init_sched_context,
5285 rs6000_alloc_sched_context, rs6000_set_sched_context,
5286 rs6000_free_sched_context): New functions.
5287 (struct _rs6000_sched_context): New.
5288 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
5290 (rs6000_sched_finish): Do not run for selective scheduling.
5292 2008-08-31 Jan Hubicka <jh@suse.cz>
5294 * frv.c (frv_rtx_costs): Update forward declaration.
5295 * spu.c (spu_rtx_costs): Likewise.
5296 * pdp11.c: Include df.h
5297 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
5298 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
5299 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
5300 * iq2000.c (iq2000_address_cost): Add speed argument.
5301 (iq2000_rtx_costs): Likewise.
5302 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
5303 update call of mn10300_address_cost.
5304 * mcore.c: Include df.h
5305 (mcore_rtx_costs): Update prototype.
5306 * score3.c: Include df.h
5307 (score3_rtx_costs): Remove speed argument.
5308 * score7.c: Include df.h
5309 (score7_address_cost): Remove speed argument.
5310 * score-protos.h (score_address_cost): Update prototype.
5311 * score.c: Include df.h
5312 (score_rtx_costs): Update call of costs functions.
5313 * v850.c (v850_rtx_costs): Add bool argument.
5315 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
5317 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
5319 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5321 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
5322 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
5324 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5326 * mkmap-flat.awk: Add option pe_dll.
5327 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
5328 * config/i386/t-cygwin (SHLIB_LC): Add.
5329 * config/i386/t-mingw32 (SHLIB_LC): Add.
5330 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
5331 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
5332 (LINK_SPEC): Support libgcc_s.
5333 (LIBGCC_SPEC): Support libgcc_s.
5334 (LIBGCC_SONAME): New.
5336 2008-08-31 Jan Hubicka <jh@suse.cz>
5338 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
5339 mistakely had old version of patch.
5341 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
5342 (ipcp_estimate_growth): New.
5343 (ipcp_insert_stage): Use ipcp_estimate_growth.
5344 * profile.c (branch_prob): When reading failed, do not consider
5347 2008-08-31 Jan Hubicka <jh@suse.cz>
5349 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
5350 loop is optimized for speed.
5352 2008-08-31 Richard Guenther <rguenther@suse.de>
5355 * fold-const.c (fold_binary): Retain conversions in folding
5358 2008-08-31 Jan Hubicka <jh@suse.cz>
5360 * postreload-gcse.c (eliminate_partially_redundant_loads):
5361 Use optimize_bb_for_size_p.
5362 * predict.c (maybe_hot_frequency_p): Make inline.
5363 (maybe_hot_count_p): Break out from ...
5364 (maybe_hot_bb_p): ... this one.
5365 (maybe_hot_edge_p): Simplify.
5366 * basic-block.h (probably_cold_bb_p): Remove.
5368 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5371 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
5373 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
5374 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
5375 Also split V4SFmode.
5376 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
5379 2008-08-31 Jan Hubicka <jh@suse.cz>
5381 * predict.c (PROB_VERY_LIKELY): Make small enough so things
5383 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
5385 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5388 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
5391 * dwarf2out.c (native_encode_initializer): Subtract min_index for
5392 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5394 2008-08-31 Jan Hubicka <jh@suse.cz>
5396 * sparc.h (BRANCH_COST): Fix macro definition.
5397 * avr.c (avr_operand_rtx_cost): Add speed argument.
5398 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
5400 2008-08-31 Richard Guenther <rguenther@suse.de>
5402 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
5403 types instead of operands. Re-instantiate verifying of
5404 binary expression operands.
5406 2008-08-30 Jan Hubicka <jh@suse.cz>
5408 * fwprop.c (should_replace_address): Add speed attribute.
5409 (PR_OPTIMIZE_FOR_SPEED): New flag.
5410 (propagate_rtx_1): Use it.
5411 (propagate_rtx): Set it.
5412 (try_fwprop_subst): Update call of rtx_costs.
5413 (forward_propagate_and_simplify): LIkewise.
5414 * hooks.c (hook_int_rtx_bool_0): New
5415 (hook_bool_rtx_int_int_intp_false): Replace by ...
5416 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5417 * hooks.h (hook_int_rtx_bool_0): New
5418 (hook_bool_rtx_int_int_intp_false): Replace by ...
5419 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5420 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
5421 (prepare_cmp_insn): UPdate call of rtx_cost.
5422 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
5423 (reload_cse_simplify_operands): Update call of rtx_cost.
5424 (reload_cse_move2add): call of rtx_cost.
5425 * target.h (struct gcc_target): Update rtx_costs and address_costs.
5426 * rtlanal.c (rtx_cost): Add speed argument.
5427 (address_cost): Add speed argument
5428 (default_address_cost): Likewise.
5429 (insn_rtx_cost): Likewise.
5430 * cfgloopanal.c (seq_cost): Add speed argument.
5431 (target_reg_cost, target_spill_cost): Turn to array.
5432 (init_set_costs): Update for speed.
5433 (estimate_reg_pressure_cost): Add speed argument.
5434 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
5435 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
5436 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
5437 (seq_cost): Add speed argument.
5438 (computation_cost): Add speed arugment.
5439 (add_cost, multiply_by_const, get_address_cost): add speed argument.
5440 (force_expr_to_var_cost): Update for profile info.
5441 (force_var_cost): Likewise.
5442 (split_address_cost): Likewise.
5443 (ptr_difference_cost): Likewise.
5444 (difference_cost): Likewise.
5445 (get_computation_cost_at): Likewise.
5446 (determine_iv_cost): Likewise.
5447 (ivopts_global_cost_for_size): Likewise.
5448 (rewrite_use_address): Likewise.
5449 (tree_ssa_iv_optimize_loop): Initialize speed field.
5450 * cse.c (optimize_this_for_speed_p): New static var.
5451 (notreg_cost): Update call of rtx_cost.
5452 (cse_extended_basic_block): set optimize_this_for_speed_p.
5453 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
5454 (noce_try_cmove_arith): Likewise.
5455 (noce_try_sign_mask): LIkewise.
5456 * expr.c (compress_float_constant): Update rtx_cost calls.
5457 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
5459 (addr_to_parts): Likewise.
5460 (create_mem_ref): Likewise.
5461 * dse.c (find_shift_sequence): Add speed argument.
5462 (replace_read): Update call.
5463 * calls.c (precompute_register_parameters): Update call of rtx_cost.
5464 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
5465 * neg_cost, shift_cost, shiftadd_cost,
5466 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
5467 mul_highpart_cost): Increase dimension.
5468 (init_expmed): Initialize for both size and speed.
5469 (expand_shift): Use profile.
5470 (synth_mult): Use profile.
5471 (choose_mult_variant): Use profile.
5472 (expand_mult): Use profile.
5473 (expand_mult_highpart_optab): Use profile.
5474 (expand_mult_highpart): Use profile.
5475 (expand_smod_pow2): Use profile.
5476 (expand_divmod): Use profile.
5477 * simplify-rtx.c (simplify_binary_operation_1): Update call of
5479 * loop-invariant.c (create_new_invariant): Use profile.
5480 (gain_for_invariant): Add speed parameter.
5481 (best_gain_for_invariant): Likewise.
5482 (find_invariants_to_move): Likewise.
5483 (move_single_loop_invariants): Set it.
5484 * target-def.h (TARGET_RTX_COSTS): Use hook.
5485 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
5486 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5487 * output.h (default_address_cost): Update prototype.
5488 * combine.c (optimize_this_for_speed_p): New static var.
5489 (combine_validate_cost): Update call of rtx_cost.
5490 (combine_instructions): Set optimize_this_for_speed_p.
5491 (expand_compound_operation): Update call of rtx_cost.
5492 (make_extraction):Update call of rtx_cost.
5493 (force_to_mode):Update call of rtx_cost.
5494 (distribute_and_simplify_rtx):Update call of rtx_cost.
5495 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
5496 (estimate_reg_pressure_cost): Update prototype.
5497 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
5498 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
5500 * config/alpha/alpha.c (alpha_rtx_costs): Update.
5501 (alpha_rtx_costs): Update.
5502 * config/frv/frv.c (frv_rtx_costs): Update.
5503 * config/s390/s390.c (s390_rtx_costs): Update.
5504 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
5505 (m32c_rtx_costs): Update.
5506 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
5507 (spu_rtx_costs): Update.
5508 * config/sparc/sparc.c (sparc_rtx_costs): Update.
5509 * config/m32r/m32r.c (m32r_rtx_costs): Update.
5510 * config/i386/i386.c (:ix86_address_cost): Update.
5511 (ix86_rtx_costs): Update.
5512 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
5513 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
5514 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
5515 * config/crx/crx.c (crx_address_cost): Update.
5516 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
5517 * config/stormy16/stormy16.c
5518 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
5519 * config/m68hc11/m68hc11.c
5520 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
5521 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
5522 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
5524 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
5526 * config/ia64/ia64.c (ia64_rtx_costs): Update.
5527 * config/m68k/m68k.c (m68k_rtx_costs): Update.
5528 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
5529 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
5530 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
5531 (mcore_rtx_costs): update.
5532 * config/score/score3.c (score3_rtx_costs): Update.
5533 * config/score/score7.c (score7_rtx_costs): Update.
5534 * config/score/score3.h (score3_rtx_costs):Update.
5535 * config/score/score7.h (score7_rtx_costs): Update.
5536 * config/score/score.c (score_rtx_costs): Update.
5537 * config/arm/arm.c (arm_address_cost): Update.
5538 (arm_rtx_costs_1): Update.
5539 (arm_rtx_costs_1): Update.
5540 (arm_size_rtx_costs): Update.
5541 (arm_size_rtx_costs): Update.
5542 (arm_size_rtx_costs): Update.
5543 (arm_xscale_rtx_costs): Update.
5544 (arm_thumb_address_cost): Update.
5545 * config/pa/pa.c (hppa_address_cost): Update.
5546 * config/mips/mips.c (mips_rtx_costs): Update.
5547 * config/vax/vax.c (vax_address_cost): Update.
5548 * config/h8300/h8300.c (h8300_shift_costs): Update.
5549 (h8300_rtx_costs): Update.
5550 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
5551 (v850_rtx_costs): Update.
5552 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
5553 * config/bfin/bfin.c
5554 (bfin_address_cost): Update.
5555 (bfin_rtx_costs): Update.
5556 * stmt.c (lshift_cheap_p): Update.
5558 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5561 * expmed.c (extract_bit_field_1): Check the mode size to make
5562 sure the vector modes have the same size.
5564 2008-08-29 Michael Meissner <gnu@the-meissners.org>
5566 * dojump.c (top level): Include basic-block.h to declare
5567 optimize_insn_for_speed_p
5569 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
5571 * opts.h (CL_SAVE): New option class for marking options that are
5572 target specific options usable in the target attribute.
5573 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
5575 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
5576 can easily find the target specific options that are safe to use
5577 in the attribute or pragma.
5579 * attribs.c (decl_attributes): Change #pragma GCC option to
5580 #pragma GCC target, and attribute((option(...))) to
5581 attribute((target(...))).
5583 * doc/extend.texi (target attribute): Change from option
5584 attribute. Delete push/pop/reset.
5585 (#pragma GCC target): Change from #pragma GCC option. Delete
5587 (#pragma GCC push_options): Document new pragma.
5588 (#pragma GCC pop_options): Document new pragma.
5589 (#pragma GCC reset_options): Document new pragma.
5591 * targhooks.c (default_target_option_valid_attribute_p): Add
5592 warning about port not supporting target attributes.
5593 (default_target_option_pragma_parse): New function, warn about
5594 #pragma GCC target not being supported.
5596 * targhooks.h (default_target_option_pragma_parse): Add
5599 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
5600 TI_CURRENT_OPTION_PRAGMA.
5601 (current_target_pragma): Rename from current_option_pragma.
5603 * target.h: (struct target_option): Delete booleans for changing
5604 the optimization level on hot/cold functions. Change signature of
5605 pragma_parse hook to take a second tree.
5607 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
5609 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
5610 that the declaration is done at global scope.
5612 * langhooks.c (add_builtin_function_common): Move most of the code
5613 from add_builtin_function here, calling the hook passed in.
5614 (add_builtin_function): Call add_builtin_function_common with
5615 standard builtin hook.
5616 (add_builtin_function_ext_scope): New function to add builtins to
5619 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
5621 (add_builtin_function_ext_scope): Add declaration.
5623 * c-pragma.c (handle_pragma_target): Rename from
5624 handle_pragma_option, #pragma GCC option is now #pragma GCC
5625 target. Move warning about port not supporting target options to
5626 default pragma parse hook. Remove push/pop/reset from this
5628 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
5629 (option_stack): Delete static variable.
5630 (optimize_stack): Ditto.
5631 (optons_stack): New stack of saved target and optimization
5633 (handle_pragma_push_options): New function to handle pushing both
5634 target and optimization options.
5635 (handle_pragma_pop_options): New function to handle popping both
5636 target and optimization options.
5637 (handle_pragma_reset_options): New function to handle resetting
5638 both target and optimization options to their initial state.
5639 (init_pragma): Rename handle_pragma_option to
5640 handle_pragma_target. Add support for push_options, pop_options,
5641 and reset_options pragmas.
5643 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
5644 default_target_option_pragma_parse.
5645 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
5646 default_target_option_valid_attribute_p.
5647 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5648 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5649 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
5650 optimization level on hot/cold functions.
5652 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
5653 if the caller and callee have different optimization levels.
5655 * c-common.c (handle_target_attribute): Rename from
5656 handle_option_attribute, attribute((option(...))) is now
5657 attribute((target(...))). Move warning if the port does not
5658 support target attributes to the default hook.
5659 (handle_hot_attribute): Delete code to change the optimization
5660 level of hot functions.
5661 (handle_cold_attribute): Ditto.
5663 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
5664 argument that is the binary tree options to use if there are no
5665 arguments. Call ix86_valid_target_attribute_tree instead of
5666 ix86_valid_option_attribute_tree.
5667 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
5668 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
5669 ix86_pragma_option_parse.
5671 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
5672 Rename from ix86_valid_option_attribute_tree.
5674 * config/i386/i386.c (ix86_add_new_builtins): New function to add
5675 new builtins when the ISA changes.
5676 (ix86_valid_target_attribute_tree): Rename from
5677 ix86_valid_option_attribute_tree. Change callers. If the
5678 function specified optimization options, use those as the starting
5679 point before setting up the target attributes. If the
5680 optimization options were changed in the course of setting the
5681 target attributes, record the new optimization options.
5682 (ix86_valid_target_attribute_tree_inner_p): Rename from
5683 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
5684 ix86_add_new_builtins if the ISA changed.
5685 (ix86_valid_target_attribute_p): Rename from
5686 ix86_valid_option_attribute_p. Change callers.
5687 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
5688 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
5689 as delayed builtin functions.
5690 (struct builtin_isa): New structure to record builtin functions
5691 that should be delayed until the ISA for that function is used.
5692 (ix86_builtins_isa): Change from int to struct to track builtin
5693 functions we want to declare at some point.
5694 (def_builtin): If the front end can delay defining the builtin
5695 functions, don't create builtins for ISAs not part of the default
5697 (def_builtin_const): Ditto.
5698 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
5699 __builtin_ia32_pcmov_v2di to be different builtin functions.
5700 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
5701 a structure instead of an int.
5702 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
5703 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
5704 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5705 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5707 * config/ia64/ia64.h
5708 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5709 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5711 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
5712 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
5713 (LANG_HOOKS_INITIALIZER): Add
5714 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
5716 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
5719 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
5720 the reload address with the index register for SFmode
5721 access with a displacement.
5723 2008-08-30 Jan Hubicka <jh@suse.cz>
5725 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
5726 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
5727 * dojump.c (do_jump): Likewise.
5728 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
5729 (note-if_info): Add BRANCH_COST.
5730 (noce_try_store_flag_constants, noce_try_addcc,
5731 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
5732 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
5733 find_if_case_2): Use computed branch cost.
5734 * expr.h (BRANCH_COST): Update default.
5735 * predict.c (predictable_edge_p): New function.
5736 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
5737 Update BRANCH_COST call.
5738 * basic-block.h (predictable_edge_p): Declare.
5739 * config/alpha/alpha.h (BRANCH_COST): Update.
5740 * config/frv/frv.h (BRANCH_COST): Update.
5741 * config/s390/s390.h (BRANCH_COST): Update.
5742 * config/spu/spu.h (BRANCH_COST): Update.
5743 * config/sparc/sparc.h (BRANCH_COST): Update.
5744 * config/m32r/m32r.h (BRANCH_COST): Update.
5745 * config/i386/i386.h (BRANCH_COST): Update.
5746 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
5748 * config/sh/sh.h (BRANCH_COST): Update.
5749 * config/pdp11/pdp11.h (BRANCH_COST): Update.
5750 * config/avr/avr.h (BRANCH_COST): Update.
5751 * config/crx/crx.h (BRANCH_COST): Update.
5752 * config/xtensa/xtensa.h (BRANCH_COST): Update.
5753 * config/stormy16/stormy16.h (BRANCH_COST): Update.
5754 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
5755 * config/iq2000/iq2000.h (BRANCH_COST): Update.
5756 * config/ia64/ia64.h (BRANCH_COST): Update.
5757 * config/rs6000/rs6000.h (BRANCH_COST): Update.
5758 * config/arc/arc.h (BRANCH_COST): Update.
5759 * config/score/score.h (BRANCH_COST): Update.
5760 * config/arm/arm.h (BRANCH_COST): Update.
5761 * config/pa/pa.h (BRANCH_COST): Update.
5762 * config/mips/mips.h (BRANCH_COST): Update.
5763 * config/vax/vax.h (BRANCH_COST): Update.
5764 * config/h8300/h8300.h (BRANCH_COST): Update.
5765 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
5766 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
5767 * doc/tm.texi (BRANCH_COST): Update.
5769 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
5772 * config/arm/arm.c (arm_optimization_options): Set
5773 flag_section_anchors to 2 instead of 1 to distinguish it from
5774 -fsection-anchors given explicitely on the command line.
5776 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
5778 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
5779 final insn of a split.
5781 2008-08-30 Jan Hubicka <jh@suse.cz>
5783 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
5784 optimized for speed.
5785 * final.c (compute_alignments): Use optimize_bb_for_size_p.
5786 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
5787 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
5788 flag_gcse_after_reload_set): New static vars.
5789 (common_handle_option): Enable those flags for profile-use.
5790 (decode_options): Remove optimize_size flags that are handled
5791 on higher granuality.
5792 * tree-vectorizer.c (vectorize_loops): Use
5793 optimize_loop_nest_for_speed_p.
5794 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
5795 * tree-predcom.c (tree_predictive_commoning): Use
5796 optimize_loop_for_speed_p.
5797 * varasm.c (assemble_start_function): Use
5798 optimize_function_for_speed_p.
5799 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
5800 * predict.c (optimize_loop_for_speed_p): Fix walk.
5802 2008-08-30 Jan Hubicka <jh@suse.cz>
5804 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
5806 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
5807 profile presence locally.
5809 2008-08-29 Joseph Myers <joseph@codesourcery.com>
5812 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
5813 versions before 4.0.
5815 2008-08-29 Jan Hubicka <jh@suse.cz>
5817 * tree-inline.c (insert_init_stmt): Insert sequence even when
5820 2008-08-29 Jeff Law <law@redhat.com>
5822 * mn10300.c (mn10300_secondary_reload_class): We need secondary
5823 reloads for AM33-2 if IN is a pseudo with an equivalent memory
5824 location and class is an FP register.
5826 2008-08-29 Jan Hubicka <jh@suse.cz>
5828 * see.c (see_merge_one_def_extension): Silence used uninitialized
5830 * matrix-reorg.c (check_allocation_function): Likewise.
5831 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
5833 2008-08-29 Jakub Jelinek <jakub@redhat.com>
5836 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
5837 compute new & and | in type rather than TREE_TYPE (arg0).
5839 * dwarf2out.c (fortran_common): Update comment.
5840 (gen_variable_die): Swap com_die and var_die variables in Fortran
5841 COMMON block handling code.
5843 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
5845 * dwarf2out.c (gen_const_die): New function.
5846 (size_of_die, value_format, output_die): Output larger
5847 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
5848 (native_encode_initializer): New function.
5849 (tree_add_const_value_attribute): Call it.
5850 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
5852 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
5853 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
5854 TREE_THIS_VOLATILE to add_type_attribute.
5856 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
5858 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
5861 * dwarf2out.c (loc_by_reference): New function.
5862 (add_location_or_const_value_attribute): Use it.
5865 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
5866 as DW_TAG_variable children of DW_TAG_common_block rather than
5867 DW_TAG_member children. Put DW_AT_external to individual
5868 DW_TAG_variable DIEs, not to DW_TAG_common_block.
5870 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
5871 loc_descriptor_from_tree_1.
5875 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
5876 arguments to imported_module_or_decl.
5877 (debug_nothing_tree_tree): Removed.
5878 (debug_nothing_tree_tree_tree_bool): New prototype.
5879 * debug.c (do_nothing_debug_hooks): Adjust.
5880 (debug_nothing_tree_tree): Removed.
5881 (debug_nothing_tree_tree_tree_bool): New function.
5882 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
5883 (gen_variable_die): Put all common vars for the
5884 same COMMON block under one DW_TAG_common_block.
5885 (declare_in_namespace): Return new context_die, for Fortran
5886 return the module DIE instead of adding extra declarations into
5888 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
5889 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
5890 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
5892 (dwarf2out_global_decl): Don't skip Fortran global vars.
5893 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
5894 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
5895 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
5896 DW_TAG_imported_declaration as child of previous
5897 DW_TAG_imported_module.
5898 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
5899 * sdbout.c (sdb_debug_hooks): Likewise.
5900 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5902 2008-08-29 Jan Hubicka <jh@suse.cz>
5904 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
5906 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
5907 * ipa-cp.c (n_cloning_candidates): New static variable.
5908 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
5909 (ipcp_print_all_lattices): Improve debug output.
5910 (ipcp_cloning_candidate_p): New function.
5911 (ipcp_initialize_node_lattices): Use it.
5912 (ipcp_init_stage): Do only analyzis here; prettier debug output.
5913 (ipcp_propagate_stage): Prettier debug output.
5914 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
5915 (ipcp_print_all_structures): Remove.
5916 (ipcp_need_redirect_p): Test !n_cloning_candidates.
5917 (ipcp_insert_stage): Prettier debug output; call
5918 cgraph_remove_unreachable_nodes before propagating.
5919 (pass_ipa_cp): Schedule function removal pass.
5920 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
5922 (cgraph_maybe_hot_edge_p): Move to ...
5923 * predict.c (cgraph_maybe_hot_edge_p) ... here.
5924 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
5925 (common_handle_option): Set them; enable ipa-cp when profiling.
5926 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
5927 (ipa_print_all_jump_functions): Likewise.
5928 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
5929 (ipa_print_node_params, ipa_print_all_params): New.
5930 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
5931 ipa_print_all_param_flags): Remove.
5932 (ipa_print_node_params, ipa_print_all_params): New.
5934 2008-08-29 Bob Wilson <bob.wilson@acm.org>
5936 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
5937 change from 2008-04-03.
5938 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
5940 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5943 * ira-color.c (push_allocnos_to_stack): Truncate
5944 removed_splay_allocno_vec.
5946 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5949 * ira-color (ira_fast_allocation): Don't assign hard registers to
5952 2008-08-29 Jan Hubicka <jh@suse.cz>
5955 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
5956 for cold internal loops.
5958 2008-08-29 Richard Guenther <rguenther@suse.de>
5960 * tree-ssa-structalias.c (create_variable_info_for): Do not
5961 create fields for heap vars or vars with a noalias state.
5962 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
5965 2008-08-29 Richard Guenther <rguenther@suse.de>
5967 * common.opt (ftree-store-ccp): Mark as preserved for
5968 backward compatibility.
5969 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
5970 * tree-pass.h (pass_store_ccp): Remove.
5971 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
5972 (first_vdef): Remove declaration.
5973 (get_value_loaded_by): Likewise.
5974 * tree-ssa-ccp.c (do_store_ccp): Remove.
5975 (get_default_value): Simplify as do_store_ccp is always false
5976 now. Do not initialize mem_ref.
5977 (set_value_varying): Likewise.
5978 (canonicalize_float_value): Likewise.
5979 (set_lattice_value): Likewise.
5980 (likely_value): Likewise.
5981 (surely_varying_stmt_p): Likewise.
5982 (ccp_initialize): Likewise.
5983 (ccp_lattice_meet): Likewise.
5984 (ccp_visit_phi_node): Likewise.
5985 (ccp_fold): Likewise.
5986 (evaluate_stmt): Likewise.
5987 (visit_assignment): Likewise.
5988 (ccp_visit_stmt): Likewise.
5989 (execute_ssa_ccp): Fold into ...
5990 (do_ssa_ccp): ... this.
5991 (do_ssa_store_ccp): Remove.
5992 (gate_store_ccp): Likewise.
5993 (pass_store_ccp): Likewise.
5994 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
5996 * tree-ssa-propagate.c (first_vdef): Remove.
5997 (get_value_loaded_by): Likewise.
5998 (replace_vuses_in): Likewise.
5999 (substitute_and_fold): Do not call replace_vuses_in.
6000 * opts.c (decode_options): Do not set flag_tree_store_ccp.
6002 2008-08-29 Richard Guenther <rguenther@suse.de>
6005 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
6006 PARAM_NOALIAS tags with is_heapvar.
6007 * tree-ssa-operands.c (access_can_touch_variable): Offset
6008 based tests do not apply for heapvars. Fix offset test.
6010 2008-08-29 Jan Hubicka <jh@suse.cz>
6012 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
6013 (-fipa-cp-clone): Enabled by default at -O3.
6014 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
6015 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
6017 2008-08-29 Jan Hubicka <jh@suse.cz>
6019 * tree.c (build_function_type_skip_args,
6020 build_function_decl_skip_args): New functions.
6021 * tree.h (build_function_type_skip_args,
6022 build_function_decl_skip_args): Declare.
6023 * gimple.c (giple_copy_call_skip_args): New function.
6024 (giple_copy_call_skip_args): Declare.
6026 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
6027 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
6028 (ipcp_node_modifiable_p): ... this one; use
6029 tree_versionable_function_p.
6030 (ipcp_create_replace_map): Improve debug output.
6031 (ipcp_need_redirect_p): Return false when not clonning.
6032 (ipcp_update_callgraph): Skip args.
6033 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
6035 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
6036 (save_inline_function_body): Update call of tree_function_versioning.
6037 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
6038 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
6040 (tree_function_versioning): Likewise.
6041 * tree-inline.h (tree_function_versioning): Update prototype.
6043 2008-08-29 Jan Hubicka <jh@suse.cz>
6045 * loop-unswitch.c (unswitch_single_loop): Use
6046 optimize_loop_for_speed_p.
6047 * tree-ssa-threadupdate.c (mark_threaded_blocks):
6048 Use optimize_function_for_size_p.
6049 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
6050 * postreload-gcse.c (eliminate_partially_redundant_load):
6051 Use optimize_bb_for_size_p.
6052 * value-prof.c (gimple_divmod_fixed_value_transform,
6053 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
6054 gimple_stringops_transform): Use optimize_bb_for_size_p.
6055 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
6056 * final.c (compute_alignments): Use optimize_function_for_size_p.
6057 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
6058 (fold_builtin_strcpy, fold_builtin_fputs): Use
6059 optimize_function_for_size_p.
6060 * fold-const.c (tree_swap_operands_p): Use
6061 optimize_function_for_size_p.
6062 * recog.c (relax_delay_slots): Likewise.
6063 * tree-ssa-math-opts.c (replace_reciprocal):
6064 Use optimize_bb_for_speed_p.
6065 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
6066 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
6067 optimize_function_for_size_p.
6068 (cgraph_decide_inlining_of_small_function): Use
6069 optimize_function_for_size_p.
6070 * global.c (find_reg): Use optimize_function_for_size_p.
6071 * opts.c (decode_options): Do not clear flag_tree_ch,
6072 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
6073 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
6074 work it out from profile.
6075 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
6076 optimize_loop_for_speed_p.
6077 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6079 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
6080 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
6081 * tree-eh.c (decide_copy_try_finally): Use
6082 optimize_function_for_size_p.
6083 * local-alloc.c (block_alloc): Pass BB pointer.
6084 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
6085 * gcse.c (gcse_main): Use optimize_function_for_size_p.
6086 * loop-unroll.c (decide_unrolling_and_peeling):
6087 Use optimize_loop_for_size_p.
6088 (decide_peel_completely): Likewise.
6089 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
6090 optimize_loop_for_size_p.
6091 (vect_enhance_data_refs_alignment): Likewise.
6092 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
6093 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
6095 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
6096 (try_crossjump_bb): Use optimize_bb_for_size_p.
6097 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
6098 optimize_loop_for_speed_p.
6099 * bb-reorder.c (find_traces_1_round): Likewise.
6100 (copy_bb): Use optimize_bb_for_speed_p.
6101 (duplicate_computed_gotos): Likewise.
6102 * basic-block.h (optimize_loop_nest_for_size_p,
6103 optimize_loop_nest_for_speed_p): New.
6104 * stmt.c (expand_case): Use optimize_insn_for_size_p.
6106 2008-08-29 Tristan Gingold <gingold@adacore.com>
6108 * gcov.c (main): Call expandargv.
6110 2008-08-29 Jan Hubicka <jh@suse.cz>
6112 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
6114 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6116 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
6117 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6119 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
6121 2008-08-29 Jan Hubicka <jh@suse.cz>
6123 * tree-pass.h (pass_strip_predict_hints): Declare.
6124 * predict.c (strip_builtin_expect): Rename to ...
6125 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
6126 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
6127 (tree_estimate_probability): Do not strip builtin_expect.
6128 (pass_strip_predict_hints): New pass.
6129 * tree-inline.c (expand_call_inline): When inlining cold function,
6130 predict it as unlikely.
6131 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
6133 2008-08-29 Richard Guenther <rguenther@suse.de>
6135 PR tree-optimization/37207
6136 * tree-vrp.c (extract_range_from_binary_expr): Also try
6137 to constant fold if only one of the operands is a constant.
6139 2008-08-29 Nick Clifton <nickc@redhat.com>
6141 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
6142 the same way as SYMBOL_REFs.
6144 2008-08-28 Bob Wilson <bob.wilson@acm.org>
6146 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
6148 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6150 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
6151 * config/mips/mips.md (branch_likely): Remove const. Fix
6153 (define_delay for type "branch"): Change to only apply for branch
6154 with likely variant.
6155 (define_delay for type "branch" and "branch_likely" no). New delay
6157 (equality_op): New code iterator.
6158 (bbv, bbinv): New code attributes.
6159 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
6162 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6163 Andrew Pinski <pinskia@gcc.gnu.org>
6166 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
6168 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
6170 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
6171 rule that a symbolic constant must be defined and >= 0 for the
6172 corresponding facility to be present at compile-time.
6173 * gthr-posix.c: Likewise.
6175 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6177 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
6178 * config/mips/mips.md (D): New mode attribute.
6179 (mulsi3, muldi3): Merge it into ...
6180 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
6181 (muldi3_mul3): New pattern.
6182 (mulsi3_mult3): Rename to mulsi3_mul3.
6184 2008-08-28 Jan Hubicka <jh@suse.cz>
6186 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
6188 * predict.c (always_optimize_for_size_p): Rename to ...
6189 (optimize_function_for_size): ... this one; make extern.
6190 (optimize_function_for_speed_p): New.
6191 (optimize_bb_for_size_p, optimize_bb_for_size_p,
6192 optimize_edge_for_size_p,optimize_edge_for_size_p,
6193 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
6194 * basic-block.h (optimize_function_for_size_p,
6195 optimize_function_for_speed_p): Declare.
6196 * i386.md (optimize_size checks): Replace them by appropriate
6198 (standard_80387_constant_p, ix86_compute_frame_layout,
6199 ix86_expand_epilogue, ix86_decompose_address,
6200 print_operand, emit_i387_cw_initialization,
6201 inline_memory_move_cost, ix86_pad_returns,
6202 ix86_reorg): Replace optimize_size checks.
6204 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
6206 * rtl.h (simplify_subreg_regno): Declare.
6207 * rtlanal.c (simplify_subreg_regno): New function, split out from...
6208 * simplify-rtx.c (simplify_subreg): ...here.
6209 * reload.c (find_reloads): Use simplify_subreg_regno instead of
6210 subreg_offset_representable_p.
6212 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6215 * c-typeck.c (convert_for_assignment): Give a note describing what
6216 was passed and what was expected.
6218 2008-08-28 Joey Ye <joey.ye@intel.com>
6220 * doc/extend.texi: Document AVX built-in functions.
6221 * doc/invoke.texi: Document -mavx.
6223 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
6224 Joey Ye <joey.ye@intel.com>
6225 Xuepeng Guo <xuepeng.guo@intel.com>
6227 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
6229 * config/i386/cpuid.h (bit_FMA): New.
6230 (bit_XSAVE): Likewise.
6231 (bit_OSXSAVE): Likewise.
6232 (bit_AVX): Likewise.
6234 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
6235 define. Use ASM_OUTPUT_AVX_PREFIX.
6237 * config/i386/gmmintrin.h: New.
6239 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
6240 (OPTION_MASK_ISA_AVX_SET): New.
6241 (OPTION_MASK_ISA_FMA_SET): Likewise.
6242 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
6243 (OPTION_MASK_ISA_FMA_SET): Likewise.
6244 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
6245 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
6246 (pta_flags): Add PTA_AVX and PTA_FMA.
6247 (override_options): Handle PTA_AVX and PTA_FMA.
6248 (init_cumulative_args): Handle warn_avx.
6249 (classify_argument): Return 0 for COImode and OImode. Return
6250 1 and X86_64_AVX_CLASS for 256bit vector types.
6251 (examine_argument): Handle X86_64_AVX_CLASS.
6252 (construct_container): Likewise.
6253 (function_arg_advance_32): Pass OImode and 256bit vector types
6255 (function_arg_advance_64): Take a new argument to indicate if a
6256 parameter is named. Handle 256bit vector types. Return
6257 immediately for unnamed 256bit vector mode parameters.
6258 (function_arg_advance): Updated.
6259 (function_arg_32): Add comments for TImode. Handle OImode
6260 and 256bit vector types.
6261 (function_arg_64): Take a new argument to indicate if a
6262 parameter is named. Handle 256bit vector types. Return NULL
6263 for unnamed 256bit vector mode parameters.
6264 (function_arg): Updated.
6265 (setup_incoming_varargs_64): Support
6266 AVX encoding for *sse_prologue_save_insn.
6267 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
6268 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
6269 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
6270 enabled, otherwise return -3.
6271 (standard_sse_constant_opcode): Handle AVX and 256bit vector
6273 (print_reg): Support AVX registers. Handle 'x' and 't'.
6274 Handle 'd' to duplicate the operand.
6275 (print_operand): Likewise. Also support AVX vector compare
6277 (output_387_binary_op): Support AVX.
6278 (output_fp_compare): Likewise.
6279 (ix86_expand_vector_move_misalign): Likewise.
6280 (ix86_attr_length_vex_default): New.
6281 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6282 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6283 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6284 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6285 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
6286 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6287 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
6288 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
6289 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
6290 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
6291 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
6292 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
6293 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
6294 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
6295 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6296 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
6297 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
6298 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6299 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
6300 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
6301 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6302 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6303 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6304 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
6305 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
6306 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
6307 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
6308 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6309 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
6310 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
6311 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
6312 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
6313 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
6314 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6315 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6316 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6317 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
6318 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
6319 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
6320 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
6321 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
6322 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
6323 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
6324 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
6325 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
6326 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
6327 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6328 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6329 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6330 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6331 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6332 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6333 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6334 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6335 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6336 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6337 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6338 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6339 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6340 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6341 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6342 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6343 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6344 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
6345 and IX86_BUILTIN_MOVMSKPS256,
6346 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
6347 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
6348 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
6349 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
6350 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
6351 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
6352 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
6353 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
6354 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
6355 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
6356 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
6357 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
6358 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
6359 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
6360 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
6361 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
6362 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
6363 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
6364 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
6365 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
6366 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
6367 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
6368 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
6369 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
6370 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
6371 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6372 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
6373 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
6374 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6375 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6376 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
6377 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
6378 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
6379 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
6380 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
6381 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
6382 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
6383 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
6384 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6385 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6386 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6387 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6388 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
6389 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
6390 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
6391 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
6392 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
6393 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
6394 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
6395 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
6396 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
6397 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
6398 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6399 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
6400 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6401 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
6402 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6403 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6405 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
6406 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
6407 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
6408 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6409 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6410 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6411 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
6412 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6413 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
6414 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6415 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
6416 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6417 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6418 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
6419 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
6420 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
6421 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6422 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6423 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6424 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6425 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6426 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6427 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6428 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6429 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6430 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6431 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6432 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6433 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6434 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6435 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6436 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6437 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6438 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
6439 IX86_BUILTIN_MOVMSKPS256.
6440 (ix86_init_mmx_sse_builtins): Support AVX builtins.
6441 (ix86_expand_args_builtin): Likewise.
6442 (ix86_expand_special_args_builtin): Likewise.
6443 (ix86_hard_regno_mode_ok): Handle AVX modes.
6444 (ix86_expand_vector_init_duplicate): Likewise.
6445 (ix86_expand_vector_init_one_nonzero): Likewise.
6446 (ix86_expand_vector_init_one_var): Likewise.
6447 (ix86_expand_vector_init_concat): Likewise.
6448 (ix86_expand_vector_init_general): Likewise.
6449 (ix86_expand_vector_set): Likewise.
6450 (ix86_vector_mode_supported_p): Likewise.
6451 (x86_extended_reg_mentioned_p): Check INSN_P before using
6454 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
6455 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
6457 * config/i386/i386.h (TARGET_AVX): New.
6458 (TARGET_FMA): Likewise.
6459 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
6460 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
6461 (VALID_AVX256_REG_MODE): New.
6462 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6463 (AVX_FLOAT_MODE_P): Likewise.
6464 (AVX128_VEC_FLOAT_MODE_P): Likewise.
6465 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6466 (AVX_VEC_FLOAT_MODE_P): Likewise.
6467 (ASM_OUTPUT_AVX_PREFIX): Likewise.
6468 (ASM_OUTPUT_OPCODE): Likewise.
6469 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
6471 (SSE_REG_MODE_P): Allow 256bit vector modes.
6472 (ix86_args): Add a warn_avx field.
6474 * config/i386/i386.md (UNSPEC_PCMP): New.
6475 (UNSPEC_VPERMIL): Likewise.
6476 (UNSPEC_VPERMIL2): Likewise.
6477 (UNSPEC_VPERMIL2F128): Likewise.
6478 (UNSPEC_MASKLOAD): Likewise.
6479 (UNSPEC_MASKSTORE): Likewise.
6480 (UNSPEC_CAST): Likewise.
6481 (UNSPEC_VTESTP): Likewise.
6482 (UNSPECV_VZEROALL): Likewise.
6483 (UNSPECV_VZEROUPPER): Likewise.
6484 (XMM0_REG): Likewise.
6485 (XMM1_REG): Likewise.
6486 (XMM2_REG): Likewise.
6487 (XMM3_REG): Likewise.
6488 (XMM4_REG): Likewise.
6489 (XMM5_REG): Likewise.
6490 (XMM6_REG): Likewise.
6491 (XMM8_REG): Likewise.
6492 (XMM9_REG): Likewise.
6493 (XMM10_REG): Likewise.
6494 (XMM11_REG): Likewise.
6495 (XMM12_REG): Likewise.
6496 (XMM13_REG): Likewise.
6497 (XMM14_REG): Likewise.
6498 (XMM15_REG): Likewise.
6500 (prefix_vex_imm8): Likewise.
6501 (prefix_vex_w): Likewise.
6502 (length_vex): Likewise.
6505 (*avx_ashlti3): Likewise.
6506 (*avx_lshrti3): Likewise.
6507 (*avx_setcc<mode>): Likewise.
6508 (*fop_<mode>_comm_mixed_avx): Likewise.
6509 (*fop_<mode>_comm_avx): Likewise.
6510 (*fop_<mode>_1_mixed_avx): Likewise.
6511 (*fop_<mode>_1_avx): Likewise.
6512 (*avx_<code><mode>3): Likewise.
6513 (*avx_ieee_smin<mode>3): Likewise.
6514 (*avx_ieee_smax<mode>3): Likewise.
6515 (mode): Add OI, V8SF and V4DF.
6516 (length): Support VEX prefix.
6517 (*cmpfp_i_mixed): Set prefix attribute.
6518 (*cmpfp_i_sse): Likewise.
6519 (*cmpfp_iu_mixed): Likewise.
6520 (*cmpfp_iu_sse): Likewise.
6521 (*movsi_1): Support AVX.
6522 (*movdi_2): Likewise.
6523 (*movdi_1_rex64): Likewise.
6524 (*movti_internal): Likewise.
6525 (*movti_rex64): Likewise.
6526 (*movsf_1): Likewise.
6527 (*movdf_nointeger): Likewise.
6528 (*movdf_integer_rex64): Likewise.
6529 (*movtf_internal): Likewise.
6530 (zero_extendsidi2_32): Likewise.
6531 (zero_extendsidi2_rex64): Likewise.
6532 (*extendsfdf2_mixed): Likewise.
6533 (*extendsfdf2_sse): Likewise.
6534 (*truncdfsf_fast_mixed): Likewise.
6535 (*truncdfsf_fast_sse): Likewise.
6536 (*truncdfsf_mixed): Likewise.
6537 (fix_trunc<mode>di_sse): Likewise.
6538 (fix_trunc<mode>si_sse): Likewise.
6539 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
6540 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
6541 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
6542 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
6543 (*rcpsf2_sse): Likewise.
6544 (*rsqrtsf2_sse): Likewise.
6545 (*sqrt<mode>2_sse): Likewise.
6546 (sse4_1_round<mode>2): Likewise.
6547 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
6548 Support AVX. Set length attribute properly for AVX.
6550 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
6551 (VECTOR_MODES (FLOAT, 32)): Likewise.
6552 (VECTOR_MODE (INT, DI, 8)): Likewise.
6553 (VECTOR_MODE (INT, HI, 32)): Likewise.
6554 (VECTOR_MODE (INT, QI, 64)): Likewise.
6555 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
6556 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
6557 (VECTOR_MODE (INT, DI, 4)): Removed.
6558 (VECTOR_MODE (INT, SI, 8)): Likewise.
6559 (VECTOR_MODE (INT, HI, 16)): Likewise.
6560 (VECTOR_MODE (INT, QI, 32)): Likewise.
6561 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
6562 (INT_MODE (OI, 32)): Likewise.
6564 * config/i386/i386.opt (mavx): New.
6567 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
6569 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
6570 (*mov<mode>_internal_avx): New.
6571 (*movv2sf_internal_rex64_avx): Likewise.
6572 (*movv2sf_internal_avx): Likewise.
6574 * config/i386/predicates.md (const_4_to_5_operand): New.
6575 (const_6_to_7_operand): Likewise.
6576 (const_8_to_11_operand): Likewise.
6577 (const_12_to_15_operand): Likewise.
6578 (avx_comparison_float_operator): Likewise.
6580 * config/i386/sse.md (AVX256MODEI): New.
6581 (AVX256MODE): Likewise.
6582 (AVXMODEQI): Likewise.
6583 (AVXMODE): Likewise.
6584 (AVX256MODEF2P): Likewise.
6585 (AVX256MODE2P): Likewise.
6586 (AVX256MODE4P): Likewise.
6587 (AVX256MODE8P): Likewise.
6588 (AVXMODEF2P): Likewise.
6589 (AVXMODEF4P): Likewise.
6590 (AVXMODEDCVTDQ2PS): Likewise.
6591 (AVXMODEDCVTPS2DQ): Likewise.
6592 (avxvecmode): Likewise.
6593 (avxvecpsmode): Likewise.
6594 (avxhalfvecmode): Likewise.
6595 (avxscalarmode): Likewise.
6596 (avxcvtvecmode): Likewise.
6597 (avxpermvecmode): Likewise.
6598 (avxmodesuffixf2c): Likewise.
6599 (avxmodesuffixp): Likewise.
6600 (avxmodesuffixs): Likewise.
6601 (avxmodesuffix): Likewise.
6602 (vpermilbits): Likewise.
6603 (pinsrbits): Likewise.
6604 (mov<mode>): Likewise.
6605 (*mov<mode>_internal): Likewise.
6606 (push<mode>1): Likewise.
6607 (movmisalign<mode>): Likewise.
6608 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6609 (avx_movdqu<avxmodesuffix>): Likewise.
6610 (avx_lddqu<avxmodesuffix>): Likewise.
6611 (<plusminus_insn><mode>3): Likewise.
6612 (*avx_<plusminus_insn><mode>3): Likewise.
6613 (*avx_vm<plusminus_insn><mode>3): Likewise.
6614 (mul<mode>3): Likewise.
6615 (*avx_mul<mode>3): Likewise.
6616 (*avx_vmmul<mode>3): Likewise.
6617 (divv8sf3): Likewise.
6618 (divv4df3): Likewise.
6619 (avx_div<mode>3): Likewise.
6620 (*avx_div<mode>3): Likewise.
6621 (*avx_vmdiv<mode>3): Likewise.
6622 (avx_rcpv8sf2): Likewise.
6623 (*avx_vmrcpv4sf2): Likewise.
6624 (sqrtv8sf2): Likewise.
6625 (avx_sqrtv8sf2): Likewise.
6626 (*avx_vmsqrt<mode>2): Likewise.
6627 (rsqrtv8sf2): Likewise.
6628 (avx_rsqrtv8sf2): Likewise.
6629 (*avx_vmrsqrtv4sf2): Likewise.
6630 (<code><mode>3): Likewise.
6631 (*avx_<code><mode>3_finite): Likewise.
6632 (*avx_<code><mode>3): Likewise.
6633 (*avx_vm<code><mode>3): Likewise.
6634 (*avx_ieee_smin<mode>3): Likewise.
6635 (*avx_ieee_smax<mode>3): Likewise.
6636 (avx_addsubv8sf3): Likewise.
6637 (avx_addsubv4df3): Likewise.
6638 (*avx_addsubv4sf3): Likewise.
6639 (*avx_addsubv2df3): Likewise.
6640 (avx_h<plusminus_insn>v4df3): Likewise.
6641 (avx_h<plusminus_insn>v8sf3): Likewise.
6642 (*avx_h<plusminus_insn>v4sf3): Likewise.
6643 (*avx_h<plusminus_insn>v2df3): Likewise.
6644 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
6645 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
6646 (*avx_maskcmp<mode>3): Likewise.
6647 (avx_nand<mode>3): Likewise.
6648 (*avx_<code><mode>3): Likewise.
6649 (*avx_nand<mode>3): Likewise.
6650 (*avx_<code><mode>3): Likewise.
6651 (*avx_cvtsi2ss): Likewise.
6652 (*avx_cvtsi2ssq): Likewise.
6653 (*avx_cvtsi2sd): Likewise.
6654 (*avx_cvtsi2sdq): Likewise.
6655 (*avx_cvtsd2ss): Likewise.
6656 (avx_cvtss2sd): Likewise.
6657 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
6658 (avx_cvtps2dq<avxmodesuffix>): Likewise.
6659 (avx_cvttps2dq<avxmodesuffix>): Likewise.
6660 (*avx_cvtsi2sd): Likewise.
6661 (*avx_cvtsi2sdq): Likewise.
6662 (avx_cvtdq2pd256): Likewise.
6663 (avx_cvtpd2dq256): Likewise.
6664 (avx_cvttpd2dq256): Likewise.
6665 (*avx_cvtsd2ss): Likewise.
6666 (*avx_cvtss2sd): Likewise.
6667 (avx_cvtpd2ps256): Likewise.
6668 (avx_cvtps2pd256): Likewise.
6669 (*avx_movhlps): Likewise.
6670 (*avx_movlhps): Likewise.
6671 (avx_unpckhps256): Likewise.
6672 (*avx_unpckhps): Likewise.
6673 (avx_unpcklps256): Likewise.
6674 (*avx_unpcklps): Likewise.
6675 (avx_movshdup256): Likewise.
6676 (avx_movsldup256): Likewise.
6677 (avx_shufps256): Likewise.
6678 (avx_shufps256_1): Likewise.
6679 (*avx_shufps_<mode>): Likewise.
6680 (*avx_loadhps): Likewise.
6681 (*avx_storelps): Likewise.
6682 (*avx_loadlps): Likewise.
6683 (*avx_movss): Likewise.
6684 (*vec_dupv4sf_avx): Likewise.
6685 (*vec_concatv2sf_avx): Likewise.
6686 (*vec_concatv4sf_avx): Likewise.
6687 (*vec_setv4sf_0_avx): Likewise.
6688 (*vec_setv4sf_avx): Likewise.
6689 (*avx_insertps): Likewise.
6690 (avx_vextractf128<mode>): Likewise.
6691 (vec_extract_lo_<mode>): Likewise.
6692 (vec_extract_hi_<mode>): Likewise.
6693 (vec_extract_lo_<mode>): Likewise.
6694 (vec_extract_hi_<mode>): Likewise.
6695 (vec_extract_lo_v16hi): Likewise.
6696 (vec_extract_hi_v16hi): Likewise.
6697 (vec_extract_lo_v32qi): Likewise.
6698 (vec_extract_hi_v32qi): Likewise.
6699 (avx_unpckhpd256): Likewise.
6700 (*avx_unpckhpd): Likewise.
6701 (avx_movddup256): Likewise.
6702 (*avx_movddup): Likewise.
6703 (avx_unpcklpd256): Likewise.
6704 (*avx_unpcklpd): Likewise.
6705 (avx_shufpd256): Likewise.
6706 (avx_shufpd256_1): Likewise.
6707 (*avx_punpckhqdq): Likewise.
6708 (*avx_punpcklqdq): Likewise.
6709 (*avx_shufpd_<mode>): Likewise.
6710 (*avx_storehpd): Likewise.
6711 (*avx_loadhpd): Likewise.
6712 (*avx_loadlpd): Likewise.
6713 (*avx_movsd): Likewise.
6714 (*vec_concatv2df_avx): Likewise.
6715 (*avx_<plusminus_insn><mode>3): Likewise.
6716 (*avx_<plusminus_insn><mode>3): Likewise.
6717 (*avx_mulv8hi3): Likewise.
6718 (*avxv8hi3_highpart): Likewise.
6719 (*avx_umulv8hi3_highpart): Likewise.
6720 (*avx_umulv2siv2di3): Likewise.
6721 (*avx_mulv2siv2di3): Likewise.
6722 (*avx_pmaddwd): Likewise.
6723 (*avx_mulv4si3): Likewise.
6724 (*avx_ashr<mode>3): Likewise.
6725 (*avx_lshr<mode>3): Likewise.
6726 (*avx_ashl<mode>3): Likewise.
6727 (*avx_<code><mode>3): Likewise.
6728 (*avx_eq<mode>3): Likewise.
6729 (*avx_gt<mode>3): Likewise.
6730 (*avx_nand<mode>3): Likewise.
6731 (*avx_nand<mode>3): Likewise.
6732 (*avx_<code><mode>3): Likewise.
6733 (*avx_<code><mode>3): Likewise.
6734 (*avx_packsswb): Likewise.
6735 (*avx_packssdw): Likewise.
6736 (*avx_packuswb): Likewise.
6737 (*avx_punpckhbw): Likewise.
6738 (*avx_punpcklbw): Likewise.
6739 (*avx_punpckhwd): Likewise.
6740 (*avx_punpcklwd): Likewise.
6741 (*avx_punpckhdq): Likewise.
6742 (*avx_punpckldq): Likewise.
6743 (*avx_pinsr<avxmodesuffixs>): Likewise.
6744 (*avx_pinsrq): Likewise.
6745 (*avx_loadld): Likewise.
6746 (*vec_extractv2di_1_rex64_avx): Likewise.
6747 (*vec_extractv2di_1_avx): Likewise.
6748 (*vec_dupv2di_avx): Likewise.
6749 (*vec_concatv2si_avx): Likewise.
6750 (*vec_concatv4si_1_avx): Likewise.
6751 (*vec_concatv2di_avx): Likewise.
6752 (*vec_concatv2di_rex64_avx): Likewise.
6753 (*avx_uavgv16qi3): Likewise.
6754 (*avx_uavgv8hi3): Likewise.
6755 (*avx_psadbw): Likewise.
6756 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
6757 (*avx_phaddwv8hi3): Likewise.
6758 (*avx_phadddv4si3): Likewise.
6759 (*avx_phaddswv8hi3): Likewise.
6760 (*avx_phsubwv8hi3): Likewise.
6761 (*avx_phsubdv4si3): Likewise.
6762 (*avx_phsubswv8hi3): Likewise.
6763 (*avx_pmaddubsw128): Likewise.
6764 (*avx_pmulhrswv8hi3): Likewise.
6765 (*avx_pshufbv16qi3): Likewise.
6766 (*avx_psign<mode>3): Likewise.
6767 (*avx_palignrti): Likewise.
6768 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6769 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6770 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6771 (*avx_mpsadbw): Likewise.
6772 (*avx_packusdw): Likewise.
6773 (*avx_pblendvb): Likewise.
6774 (*avx_pblendw): Likewise.
6775 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6776 (avx_ptest256): Likewise.
6777 (avx_roundp<avxmodesuffixf2c>256): Likewise.
6778 (*avx_rounds<ssemodesuffixf2c>): Likewise.
6779 (*avx_aesenc): Likewise.
6780 (*avx_aesenclast): Likewise.
6781 (*avx_aesdec): Likewise.
6782 (*avx_aesdeclast): Likewise.
6783 (avx_vzeroupper): Likewise.
6784 (avx_vzeroupper_rex64): Likewise.
6785 (avx_vpermil<mode>): Likewise.
6786 (avx_vpermilvar<mode>3): Likewise.
6787 (avx_vpermil2<mode>3): Likewise.
6788 (avx_vperm2f128<mode>3): Likewise.
6789 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6790 (avx_vbroadcastss256): Likewise.
6791 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
6792 (avx_vinsertf128<mode>): Likewise.
6793 (vec_set_lo_<mode>): Likewise.
6794 (vec_set_hi_<mode>): Likewise.
6795 (vec_set_lo_<mode>): Likewise.
6796 (vec_set_hi_<mode>): Likewise.
6797 (vec_set_lo_v16hi): Likewise.
6798 (vec_set_hi_v16hi): Likewise.
6799 (vec_set_lo_v32qi): Likewise.
6800 (vec_set_hi_v32qi): Likewise.
6801 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6802 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6803 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
6804 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
6805 (vec_init<mode>): Likewise.
6806 (*vec_concat<mode>_avx): Likewise.
6807 (blendbits): Support V8SF and V4DF.
6808 (sse2_movq128): Support AVX.
6809 (<sse>_movnt<mode>): Likewise.
6810 (sse2_movntv2di): Likewise.
6811 (sse_rcpv4sf2): Likewise.
6812 (sse_sqrtv4sf2): Likewise.
6813 (sse_rsqrtv4sf2): Likewise.
6814 (<sse>_comi): Likewise.
6815 (<sse>_ucomi): Likewise.
6816 (sse_cvtss2si): Likewise.
6817 (sse_cvtss2si_2): Likewise.
6818 (sse_cvtss2siq): Likewise.
6819 (sse_cvtss2siq_2): Likewise.
6820 (sse_cvttss2si): Likewise.
6821 (sse_cvttss2siq): Likewise.
6822 (sse2_cvtsd2si): Likewise.
6823 (sse2_cvtsd2si_2): Likewise.
6824 (sse2_cvtsd2siq): Likewise.
6825 (sse2_cvtsd2siq_2): Likewise.
6826 (sse2_cvttsd2si): Likewise.
6827 (sse2_cvttsd2siq): Likewise.
6828 (sse2_cvtdq2pd): Likewise.
6829 (*sse2_cvtpd2dq): Likewise.
6830 (*sse2_cvttpd2dq): Likewise.
6831 (*sse2_cvtpd2ps): Likewise.
6832 (sse2_cvtps2pd): Likewise.
6833 (sse3_movshdup): Likewise.
6834 (sse3_movsldup): Likewise.
6835 (sse_storehps): Likewise.
6836 (*sse4_1_extractps): Likewise.
6837 (sse2_storelpd): Likewise.
6838 (vec_dupv2df_sse3): Likewise.
6839 (*vec_concatv2df_sse3): Likewise.
6840 (*sse4_1_pextrb): Likewise.
6841 (*sse4_1_pextrb_memory): Likewise.
6842 (*sse2_pextrw): Likewise.
6843 (*sse4_1_pextrw_memory): Likewise.
6844 (*sse4_1_pextrd): Likewise.
6845 (*sse4_1_pextrq): Likewise.
6846 (sse2_pshufd_1): Likewise.
6847 (sse2_pshuflw_1): Likewise.
6848 (sse2_pshufhw_1): Likewise.
6849 (*sse2_storeq_rex64): Likewise.
6850 (*vec_dupv4si): Likewise.
6851 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
6852 (sse2_pmovmskb): Likewise.
6853 (*sse2_maskmovdqu): Likewise.
6854 (*sse2_maskmovdqu_rex64): Likewise.
6855 (sse_ldmxcsr): Likewise.
6856 (sse_stmxcsr): Likewise.
6857 (abs<mode>2): Likewise.
6858 (sse4_1_movntdqa): Likewise.
6859 (sse4_1_phminposuw): Likewise.
6860 (sse4_1_extendv8qiv8hi2): Likewise.
6861 (*sse4_1_extendv8qiv8hi2): Likewise.
6862 (sse4_1_extendv4qiv4si2): Likewise.
6863 (*sse4_1_extendv4qiv4si2): Likewise.
6864 (sse4_1_extendv2qiv2di2): Likewise.
6865 (*sse4_1_extendv2qiv2di2): Likewise.
6866 (sse4_1_extendv4hiv4si2): Likewise.
6867 (*sse4_1_extendv4hiv4si2): Likewise.
6868 (sse4_1_extendv2hiv2di2): Likewise.
6869 (*sse4_1_extendv2hiv2di2): Likewise.
6870 (sse4_1_extendv2siv2di2): Likewise.
6871 (*sse4_1_extendv2siv2di2): Likewise.
6872 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6873 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6874 (sse4_1_zero_extendv4qiv4si2): Likewise.
6875 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6876 (sse4_1_zero_extendv2qiv2di2): Likewise.
6877 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6878 (sse4_1_zero_extendv4hiv4si2): Likewise.
6879 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6880 (sse4_1_zero_extendv2hiv2di2): Likewise.
6881 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6882 (sse4_1_zero_extendv2siv2di2): Likewise.
6883 (*sse4_1_zero_extendv2siv2di2): Likewise.
6884 (sse4_1_ptest): Likewise.
6885 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
6886 (sse4_2_pcmpestri): Likewise.
6887 (sse4_2_pcmpestrm): Likewise.
6888 (sse4_2_pcmpistri): Likewise.
6889 (sse4_2_pcmpistrm): Likewise.
6891 (aeskeygenassist): Likewise.
6893 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
6895 * config/i386/predicates.md (vzeroall_operation): New.
6897 * config/i386/sse.md (avx_vzeroall): New.
6898 (*avx_vzeroall): Likewise.
6900 2008-08-28 Paul Brook <paul@codesourcery.com>
6901 Mark Shinwell <shinwell@codesourcery.com>
6902 Richard Earnshaw <richard.earnshaw@arm.com>
6904 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
6905 (TARGET_MIN_ANCHOR_OFFSET): New.
6906 (arm_override_options): Set correct anchor ranges for Thumb-1
6907 and Thumb-2 if required.
6908 (legitimize_pic_address): Handle case involving a TLS symbol
6909 reference with an addend.
6910 (arm_optimization_options): Enable section anchors at -O1 and
6912 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
6913 * config/arm/arm-protos.h (arm_optimization_options): New.
6915 2008-08-28 Nick Clifton <nickc@redhat.com>
6917 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
6918 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
6921 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
6922 * config/v850/v850.md (return): Remove frame size restriction.
6924 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
6926 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
6928 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
6930 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
6932 2008-08-28 Paul Brook <paul@codesourcery.com>
6934 * config/arm/vfp11.md: Update license notice.
6935 * config/arm/cortex-r4.md: Ditto.
6937 2008-08-28 Richard Guenther <rguenther@suse.de>
6939 PR tree-optimization/37207
6940 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
6943 2008-08-28 Dodji Seketeli <dodji@redhat.com>
6946 * tree.c (int_fits_type_p): Don't forget unsigned integers
6947 of type sizetype which higher end word equals -1.
6949 2008-08-28 Ira Rosen <irar@il.ibm.com>
6951 * target.h (struct vectorize): Add new target builtin.
6952 * tree-vectorizer.c (destroy_loop_vec_info): Call
6953 vect_free_slp_instance instead of vect_free_slp_node.
6954 * tree-vectorizer.h (enum slp_load_perm_type): New.
6955 (struct _slp_instance): Add new fields.
6956 (SLP_INSTANCE_LOAD_PERMUTATION): New.
6957 (SLP_INSTANCE_LOADS): New.
6958 (vect_free_slp_tree): Remove.
6959 (vect_free_slp_instance): Declare.
6960 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
6961 (vectorizable_load): Add argument.
6962 (vect_transform_slp_perm_load): New.
6963 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
6965 (vect_get_place_in_interleaving_chain): New function.
6966 (vect_free_slp_tree): Make static.
6967 (vect_free_slp_instance): New function.
6968 (vect_build_slp_tree): Add new arguments. Allow load permutations and
6969 collect the load location in the interleaving chain.
6970 (vect_supported_slp_permutation_p): New function.
6971 (vect_supported_load_permutation_p): Likewise.
6972 (vect_analyze_slp_instance): In case of loads permutation, call
6973 vect_supported_load_permutation_p to check that the permutation is
6975 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
6976 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
6977 (vect_create_mask_and_perm): New function.
6978 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
6979 (vectorizable_load): Add an argument. Don't keep the created vectors
6980 statements in the node if permutation is required. Call
6981 vect_transform_slp_perm_load to generate the permutation.
6982 (vect_transform_stmt): Add new argument. Call vectorizable_load with
6983 additional argument.
6984 (vect_schedule_slp_instance): In case of loads permutation, allocate
6985 vectorized statements structure for all the related SLP nodes. Call
6986 vect_transform_stmt with addditional argument.
6987 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
6988 * config/spu/spu.c (spu_builtin_vec_perm): New.
6989 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6990 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
6991 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
6992 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6994 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
6996 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
6997 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
6998 __gthread_cond_signal, __gthread_cond_timedwait,
6999 __gthread_cond_timedwait_recursive): New functions.
7000 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
7002 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
7005 2008-08-28 Richard Guenther <rguenther@suse.de>
7008 * fold-const.c (maybe_canonicalize_comparison_1): Require
7009 undefined overflow only for canonicalizing A +- CST cmp CST.
7010 Make sure to not generate new constants that are not inside
7011 their TYPE_MIN/MAX_VALUE range.
7012 (maybe_canonicalize_comparison): Remove undefined overflow
7014 (fold_binary): Remove now duplicate folding.
7016 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7018 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
7019 use not updated in the last change.
7021 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
7023 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
7024 (IRA_COVER_CLASSES): Add FPUL_REGS.
7026 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7029 * c-common.c (conversion_warning): Check for null operands.
7031 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7034 * c-decl.c (check_for_loop_decls): Improve error message. Give
7037 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7040 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
7041 (convert_for_assignment): Pass corrent OPT_W* parameter to
7042 WARN_FOR_ASSIGNMENT.
7044 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7047 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
7049 2008-08-27 Paul Brook <paul@codesourcery.com>
7051 * config.gcc: Loosen checks for arm uclinux eabi targets.
7053 2008-08-27 Paul Brook <paul@codesourcery.com>
7055 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
7057 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
7059 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
7061 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
7062 the enumerators of an ENUMERAL_TYPE.
7063 * dbxout.c (dbxout_type): Ditto.
7065 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
7068 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
7069 (fwprop_addr): Check that the loop_father is not the outer loop.
7071 2008-08-26 Paul Brook <paul@codesourcery.com>
7073 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
7074 Remove documentation entry for fmul type.
7075 Use fmuls to annotate single-precision multiplication patterns,
7076 fmuld to annotate double-precision multiplication patterns,
7077 fmacs to annotate single-precision multiply-accumulate patterns
7078 and fmacd to annotate double-precision multiply-accumulate patterns.
7079 * config/arm/vfp11.md: Update reservations accordingly.
7080 * config/arm/arm.md: Note that certain values of the "type"
7081 attribute are documented in vfp.md.
7082 * config/arm/arm1020e.md: Remove out of date duplicate comment.
7083 (v10_cvt): Use new fmul types.
7085 2008-08-26 Paul Brook <paul@codesourcery.com>
7087 * config/arm/vfp.md: Move pipeline description for VFP11 to...
7088 * config/arm/vfp11.md: ...here. New.
7089 * config/arm/arm.md: Include vfp11.md.
7091 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
7093 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
7094 parameter to inform call.
7096 2008-08-26 Jeff Law <law@redhat.com>
7098 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
7099 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
7100 preferred class when copying a constant into a partial word register.
7102 2008-08-26 Ben Elliston <bje@au.ibm.com>
7104 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
7105 * cp/typeck.c: Likewise.
7106 * cp/tree.c: Likewise.
7107 * gimple-low.c: Likewise.
7110 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
7112 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
7113 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
7115 * doc/passes.texi: Describe IRA.
7117 * doc/tm.texi (IRA_COVER_CLASSES,
7118 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
7120 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
7121 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
7122 -fira-propagate-cost, -fno-ira-share-save-slots,
7123 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
7125 * flags.h (ira_algorithm): New enumeration.
7126 (flag_ira_algorithm, flag_ira_verbose): New external variable
7129 * postreload.c (gate_handle_postreload): Don't do post reload
7130 optimizations unless the reload is completed.
7132 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
7135 * tree-pass.h (pass_ira): New external variable declaration.
7137 * reload.h: Add 2008 to the Copyright.
7139 * cfgloopanal.c: Include params.h.
7140 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
7143 * params.h (IRA_MAX_LOOPS_NUM): New macro.
7145 * toplev.c (ira.h): New include.
7146 (flag_ira_algorithm, flag_ira_verbose): New external variables.
7147 (backend_init_target): Call ira_init.
7148 (backend_init): Call ira_init_once.
7149 (finalize): Call finish_ira_once.
7151 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
7152 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
7155 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
7156 may_move_out_cost): New external variable declarations.
7157 (move_table): New typedef.
7159 * caller-save.c: Include headers output.h and ira.h.
7160 (no_caller_save_reg_set): New global variable.
7161 (save_slots_num, save_slots): New variables.
7162 (reg_save_code, reg_restore_code, add_stored_regs): Add
7164 (init_caller_save): Set up no_caller_save_reg_set.
7165 (init_save_areas): Reset save_slots_num.
7166 (saved_hard_reg): New structure.
7167 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
7168 (initiate_saved_hard_regs, new_saved_hard_reg,
7169 finish_saved_hard_regs, saved_hard_reg_compare_func): New
7171 (setup_save_areas): Add code for sharing stack slots.
7172 (all_blocks): New variable.
7173 (save_call_clobbered_regs): Process pseudo-register too.
7174 (mark_set_regs): Process pseudo-register too.
7175 (insert_one_insn): Put the insn after bb note in a empty basic
7176 block. Add insn check.
7178 * global.c (eliminable_regset): Make it external.
7179 (mark_elimination): Use DF_LR_IN for IRA.
7180 (pseudo_for_reload_consideration_p): New.
7181 (build_insn_chain): Make it external. Don't ignore spilled
7182 pseudos for IRA. Use pseudo_for_reload_consideration_p.
7183 (gate_handle_global_alloc): New function.
7184 (pass_global_alloc): Add the gate function.
7186 * opts.c (decode_options): Set up flag_ira. Print the warning for
7188 (common_handle_option): Process -fira-algorithm and -fira-verbose.
7190 * timevar.def (TV_IRA, TV_RELOAD): New passes.
7192 * regmove.c (regmove_optimize): Don't do replacement of output for
7195 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
7196 New external variable declarations.
7198 * local-alloc.c (update_equiv_regs): Make it external. Return
7199 true if jump label rebuilding should be done. Rescan new_insn for
7201 (gate_handle_local_alloc): New function.
7202 (pass_local_alloc): Add the gate function.
7204 * alias.c (value_addr_p, stack_addr_p): New functions.
7205 (nonoverlapping_memrefs_p): Use them for IRA.
7207 * common.opt (fira, fira-algorithm, fira-coalesce,
7208 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
7209 fira-verbose): New options.
7211 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
7212 move_cost, may_move_in_cost, may_move_out_cost): Make the
7214 (move_table): Remove typedef.
7215 (init_move_cost): Make it external.
7216 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
7219 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
7220 setup_reg_classes): New function prototypes.
7221 (eliminable_regset): New external variable declaration.
7222 (build_insn_chain, update_equiv_regs): New function prototypes.
7224 * Makefile.in (IRA_INT_H): New definition.
7225 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
7226 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
7227 (reload1.o, toplev.o): Add dependence on ira.h.
7228 (cfgloopanal.o): Add PARAMS_H.
7229 (caller-save.o): Add dependence on output.h and ira.h.
7230 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
7231 ira-emit.o, ira-lives.o): New entries.
7233 * passes.c (pass_ira): New pass.
7235 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
7237 * reload1.c (ira.h): Include the header.
7238 (changed_allocation_pseudos): New bitmap.
7239 (init_reload): Initiate the bitmap.
7240 (compute_use_by_pseudos): Permits spilled registers in FROM.
7241 (temp_pseudo_reg_arr): New variable.
7242 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
7243 IRA. Call alter_reg with the additional parameter. Don't clear
7244 spilled_pseudos for IRA. Restore original insn chain for IRA.
7245 Clear changed_allocation_pseudos at the end of reload.
7246 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
7247 (hard_regno_to_pseudo_regno): New variable.
7248 (count_pseudo): Check spilled pseudos. Set up
7249 hard_regno_to_pseudo_regno.
7250 (count_spilled_pseudo): Check spilled pseudos. Update
7251 hard_regno_to_pseudo_regno.
7252 (find_reg): Use better_spill_reload_regno_p. Check
7253 hard_regno_to_pseudo_regno.
7254 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
7256 (eliminate_regs_1): Use additional parameter for alter_reg.
7257 (finish_spills): Set up pseudo_previous_regs only for spilled
7258 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
7259 more arguments. Don't clear live_throughout and dead_or_set for
7260 spilled pseudos. Use additional parameter for alter_reg. Call
7261 mark_allocation_change. Set up changed_allocation_pseudos.
7262 Remove sanity check.
7263 (emit_input_reload_insns, delete_output_reload): Use additional
7264 parameter for alter_reg. Call mark_allocation_change.
7265 (substitute, gen_reload_chain_without_interm_reg_p): New
7267 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
7269 * testsuite/gcc.dg/20080410-1.c: New file.
7271 * config/s390/s390.h (IRA_COVER_CLASSES,
7272 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
7274 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
7276 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
7278 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
7280 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
7282 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
7284 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
7286 2008-08-24 Jeff Law <law@redhat.com>
7287 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
7288 when ignoring unavailable registers.
7290 2008-08-24 Jeff Law <law@redhat.com>
7291 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
7292 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
7293 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
7294 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
7296 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
7297 * ira-build.c (allocno_range_compare_func): Stabilize sort.
7299 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
7300 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
7301 * reload1.c (find_reg): Process registers in register allocation order.
7303 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7304 * toplev.c (backend_init_target): Move ira_init call from
7306 (lang_dependent_init_target): ...to here.
7308 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7309 * ira.c (setup_class_subset_and_memory_move_costs): Don't
7310 calculate memory move costs for NO_REGS.
7312 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
7313 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
7314 STACK_REGS is defined.
7316 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7317 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
7319 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
7320 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
7322 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
7323 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
7324 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
7327 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
7328 Dorit Nuzman <dorit@il.ibm.com>
7330 * gcc/config/spu/spu.md (vec_extract_evenv4si,
7331 vec_extract_evenv4sf, vec_extract_evenv8hi,
7332 vec_extract_evenv16qi, vec_extract_oddv4si,
7333 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
7334 vec_interleave_highv4sf, vec_interleave_lowv4sf,
7335 vec_interleave_highv4si, vec_interleave_lowv4si,
7336 vec_interleave_highv8hi, vec_interleave_lowv8hi,
7337 vec_interleave_highv16qi, vec_interleave_lowv16qi,
7338 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
7340 2008-08-25 Janis Johnson <janis187@us.ibm.com>
7343 * config/rs6000/rs6000.c (optimization_options): Don't default to
7344 section anchors without toplevel reorder.
7346 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7348 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
7349 (mfc_end_critical_section): Likewise.
7351 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7353 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
7354 all type qualifiers from element type to vector type.
7356 2008-08-25 David Daney <ddaney@avtrex.com>
7358 * config/mips/mips.md (immediate_insn): Move up in file, fix
7359 comment typo, reformat.
7360 (fetchop_bit, atomic_hiqi_op memory_barrier,
7361 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
7362 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
7363 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
7364 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
7365 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
7366 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
7367 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
7368 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
7369 sync_old_nand<mode>, sync_new_nand<mode>,
7370 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
7371 test_and_set_12): Moved to sync.md.
7373 * config/mips/sync.md: New file.
7375 2008-08-25 Richard Henderson <rth@redhat.com>
7377 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
7378 (regsave): Likewise.
7379 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
7380 (output_cfi_directive): Likewise.
7381 (div_data_align): New.
7382 (output_cfi): Use it.
7384 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
7386 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
7387 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
7388 (TARGET_OCTEON): New macro.
7389 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
7390 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
7391 (ISA_HAS_POP): New macro.
7392 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7394 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7396 * config/mips/mips.md (cpu): Add octeon.
7397 (type): Add pop attribute value.
7398 (popcount<mode>2): New pattern.
7399 * doc/invoke.texi (-march=@var{arch}): Add octeon.
7401 2008-08-24 Jan Hubicka <jh@suse.cz>
7403 * doc/invoke.texi (-fipa-cp-clone): New option.
7404 (-fipa-cp): Update docs.
7405 (--param ipcp-unit-growth):New.
7406 * ipa-cp.c: Include fibheap.h, params.h
7407 (ipcp_initialize_node_lattices): When not cloning, all externally
7408 visible functions are bottom.
7409 (ipcp_need_redirect_p): Accept clones.
7410 (ipcp_insert_stage): Use cost driven heuristics.
7411 (max_count, dead_nodes): New static vars.
7412 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
7413 ipcp_const_param_count): New functions.
7414 * common.opt (ipa-cp-clone): New command line option.
7415 * params.def (ipcp-unit-growth): New.
7417 2008-08-24 Jan Hubicka <jh@suse.cz>
7419 * tree-inline.c (tree_function_versioning): Look harder
7420 for referenced vars.
7422 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
7424 PR tree-optimization/37185
7425 * matrix-reorg.c (transform_access_sites): Update changed stmt.
7427 2008-08-23 Jan Hubicka <jh@suse.cz>
7429 * ipa-cp.c (ipcp_analyze_node): New function.
7430 (ipcp_update_cloned_node): Use it.
7431 (ipcp_init_stage): Likewise.
7432 * ipa-inline.c (function_insertion_hook_holder): New static var.
7433 (analyze_function): Break out from ....
7434 (inline_generate_summary): Here; register insertion hook.
7435 (cgraph_decide_inlining): Remove hook.
7436 (add_new_function): New function.
7438 2008-08-23 Jan Hubicka <jh@suse.cz>
7440 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
7442 2008-08-23 Jan Hubicka <jh@suse.cz>
7444 * ipa-cp.c (constant_val_insert): Remove.
7445 (ipcp_propagate_one_const): Remove.
7446 (ipcp_create_replace_map): Always insert replacements to the map.
7447 (ipcp_insert_stage): Do not try to insert statements by hand.
7448 * tree-inline.c (insert_init_stmt): Break out from ...
7449 (setup_one_parameter): ... here; allow NULL BB pointer.
7450 (tree_function_versioning): Use setup_one_parameter to process
7453 2008-08-23 Jan Hubicka <jh@suse.cz>
7455 * tree.c (decl_address_ip_invariant_p): New function.
7456 * tree.h (decl_address_ip_invariant_p): Declare.
7457 * gimple.c (strip_invariant_refs): Break out from ...
7458 (is_gimple_invariant_address): ... here
7459 (is_gimple_ip_invariant_address): New function.
7460 (is_gimple_ip_invariant): New function.
7461 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
7464 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
7465 (ipcp_lat_is_insertable): All constants are insertable.
7466 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
7467 IPA_CONST_VALUE_REF.
7468 (ipcp_initialize_node_lattices): Propagate all types of operands.
7469 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
7470 (ipcp_create_replace_map): Reformat.
7471 (ipcp_need_redirect_p): Simplify.
7472 (ipcp_insert_stage): Check that argument is used before clonning.
7473 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
7475 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
7476 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
7477 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
7478 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
7479 (jump_func_type): Remove IPA_CONST_VALUE_REF.
7480 * tree-inline.c (tree_function_versioning): Add variables referenced
7483 2008-08-23 Jan Hubicka <jh@suse.cz>
7486 * i386.c (standard_80387_constant_p): Use optimize_size.
7488 2008-08-23 Ira Rosen <irar@il.ibm.com>
7490 PR tree-optimization/37161
7491 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
7492 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
7493 (vect_determine_vectorization_factor): Move the scalar type
7494 retrieval to vect_get_smallest_scalar_type.
7495 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
7496 scalar type. Remove redundant computation.
7497 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
7498 (vect_get_slp_defs): Take the type of RHS into account if
7499 necessary by calling vect_get_smallest_scalar_type. Call
7500 vect_get_constant_vectors with additional argument.
7502 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7505 * doc/invoke.texi (Wwrite-strings): Clarify description.
7507 2008-08-23 Ira Rosen <irar@il.ibm.com>
7509 PR tree-optimization/37174
7510 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
7511 def stmt is a part of the loop before accessing its stmt_vec_info.
7513 2008-08-22 Anatoly Sokolov <aesok@post.ru>
7516 * config/avr/avr.md (UNSPEC_SWAP): New constants.
7517 (*swap): New insn pattern.
7518 (*ashlqi3): Rename from ashlqi3 insn pattern.
7519 (ashlqi3): New expanders.
7520 (*lshrqi3): Rename from lshrqi3 insn pattern.
7521 (lshrqi3): New expanders.
7522 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
7523 lshrqi3_const5, lshrqi3_const6): New splitters.
7524 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
7525 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
7528 2008-08-22 Richard Guenther <rguenther@suse.de>
7530 PR tree-optimization/37078
7531 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
7532 [+INF, +INF] ranges.
7534 2008-08-22 Richard Guenther <rguenther@suse.de>
7536 PR tree-optimization/37143
7537 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
7538 a conversion statement instead of a copy.
7540 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
7543 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
7544 CCCmode, CCOmode and CCSmode destination modes.
7547 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
7548 from different units in a single alternative.
7549 (*vec_extractv2sf_1): Ditto.
7550 (*vec_extractv2si_0): Ditto.
7551 (*vec_extractv2si_1): Ditto.
7552 * config/i386/sse.md (sse2_storehpd): Ditto.
7553 (sse2_storelpd): Ditto.
7554 (sse2_loadhpd): Ditto.
7555 (sse2_loadlpd): Ditto.
7558 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
7559 (popcountsi2): Ditto.
7560 (clzdi2_abm): Ditto.
7561 (popcountdi2): Ditto.
7562 (clzhi2_abm): Ditto.
7563 (popcounthi2): Ditto.
7565 2008-08-22 Richard Guenther <rguenther@suse.de>
7569 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
7570 if the multiplication does not overflow.
7572 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
7574 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
7576 2008-08-21 Richard Henderson <rth@redhat.com>
7578 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
7579 spurrious comma from test.
7580 * configure: Rebuild.
7582 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7585 * builtins.c (fold_builtin_next_arg): Add warning about undefined
7588 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
7590 * c-tree.h (grokfield): New argument.
7591 * c-decl.c (grokfield): Handle new location argument.
7592 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
7594 2008-08-21 Richard Guenther <rguenther@suse.de>
7596 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
7598 2008-08-21 Jan Hubicka <jh@suse.cz>
7600 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
7601 (cgraph_add_function_insertion_hook,
7602 cgraph_remove_function_insertion_hook,
7603 cgraph_call_function_insertion_hooks): New functions.
7604 * cgraph.h (cgraph_add_function_insertion_hook,
7605 cgraph_remove_function_insertion_hook,
7606 cgraph_call_function_insertion_hooks): Declare.
7607 * ipa-reference.c (function_insertion_hook_holder): New variable.
7608 (check_operand, look_for_address_of): When checking late, do not care
7609 about module bitmaps.
7610 (add_new_function): New function.
7611 (generate_summary): Register hooks; zero module bitmaps.
7612 (propagate): Unregister hooks.
7613 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
7614 (add_new_function): New function.
7615 (generate_summary): Register hook.
7616 (propagate): Remove hook.
7618 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
7620 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
7621 * ipa-cp.c (ipcp_update_cloned_node): New function.
7622 (build_const_val): Handle functions correctly; bring type logic
7623 into sync with tree-inline.c
7624 (ipcp_init_stage): Take care of computing stuff needed by
7625 indirect inlining; update clones.
7626 (ipcp_generate_summary): Break out of ipcp_driver.
7627 (ipcp_driver): Do only execution and transformation.
7628 (pass_ipa_cp): Make IPA_PASS.
7629 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
7631 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
7632 ipcp, some info is already available.
7633 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
7634 * tree-inline.c (remap_ssa_name): Unshare expression.
7636 2008-08-21 Richard Guenther <rguenther@suse.de>
7638 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7639 a PHI ask VN if it is already available.
7640 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7641 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7643 2008-08-21 Richard Guenther <rguenther@suse.de>
7646 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
7647 makes sure to produce a result of the correct type.
7649 2008-08-21 Jan Hubicka <jh@suse.cz>
7650 Backport from LTO branch:
7652 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7653 Jan Hubicka <jh@suse.cz>
7656 (init_state, finish_state, set_function_state, generate_summary):
7658 (scan_stmt): Renamed from scan_function. Changed to keep state in
7659 local static vars rather than cgraph aux field.
7660 (propagate): Renamed from static_execute. Changed to keep state in
7661 local static vars rather than cgraph aux field.
7662 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
7663 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
7665 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7667 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
7668 * ipa-reference.c (init_function_info, generate_summary,
7669 propagate): New functions.
7670 (analyze_function): Call init_function_info.
7671 (static_execute): Stripped into generate_summary and propagate.
7672 (pass_ipa_reference): Made into ipa_opt_pass.
7674 2008-08-21 Richard Guenther <rguenther@suse.de>
7676 PR tree-optimization/37181
7677 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
7679 (extract_range_from_unary_expr): Likewise.
7681 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7683 * diagnostic.c (pedwarn_at): Rename as pedwarn.
7685 * toplev.h (pedwarn_at): Likewise.
7686 * builtins.c: Update all calls to pedwarn.
7687 * c-lex.c: Likewise.
7688 * toplev.c: Likewise.
7689 * c-tree.h: Likewise.
7690 * c-decl.c: Likewise.
7691 * c-errors.c: Likewise.
7692 * c-typeck.c: Likewise.
7693 * c-common.c: Likewise.
7694 * c-parser.c: Likewise.
7696 2008-08-20 Joseph Myers <joseph@codesourcery.com>
7699 * config/sparc/sparc.c (function_arg_slotno): Handle structure
7700 with MODE_VECTOR_INT mode.
7702 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7705 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
7706 initialized outside the current module.
7707 (warn_uninitialized_var): Ignore left-hand side when walking the
7708 trees. Ignore address expressions. Examine VUSE operands in gimple
7709 statements with a variable declaration on the right-hand side.
7711 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
7714 * rtlanal.c (subreg_offset_representable_p): Revert last change.
7716 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7719 * c-common.c (conversion_warning): Do not warn if applying bit-and
7720 operator to unsigned constant that fits in the target type.
7722 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7725 * c-common.c (conversion_warning): Do not warn for artificial
7728 2008-08-20 Richard Guenther <rguenther@suse.de>
7730 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
7731 (extract_range_from_binary_expr): Fall back to constant propagation.
7732 (extract_range_from_unary_expr): Likewise.
7734 2008-08-20 Richard Guenther <rguenther@suse.de>
7736 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
7737 with TREE_THIS_VOLATILE on shared nodes.
7738 (fold_stmt_r): Likewise.
7740 2008-08-20 Jakub Jelinek <jakub@redhat.com>
7743 * c-parser.c (c_parser_attributes): For keywords use canonical
7744 spelling for attr_name.
7746 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7748 * value-prof.c (check_counter): Revert wrong call to error.
7750 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7752 * profile.c: Update calls to inform.
7753 * value-prof.c: Update calls to inform.
7755 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7757 * diagnostic.c (inform): Add an explicit location_t parameter.
7758 * toplev.h (inform): Update declaration.
7759 * builtins.c: Update all calls to inform.
7760 * c-common.c: Likewise.
7761 * c-decl.c: Likewise.
7762 * c-opts.c: Likewise.
7763 * c-pch.c: Likewise.
7764 * c-pragma.c: Likewise.
7765 * c-typeck.c: Likewise.
7766 * coverage.c: Likewise.
7768 * toplev.c: Likewise.
7769 * tree-cfg.c: Likewise.
7770 * tree-ssa.c: Likewise.
7772 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
7775 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
7776 V2DI mode, for SSE4.1, use movq instead of vector set if the
7777 second element is zero and inter-unit moves are OK.
7779 2008-08-20 Richard Guenther <rguenther@suse.de>
7781 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
7782 properly handle conversion/copy chains after tuplification.
7784 2008-08-20 Richard Guenther <rguenther@suse.de>
7786 * passes.c (init_optimization_passes): Move the second
7787 forwprop pass before alias computation. Remove the second
7788 DCE pass. Remove the first dominator and phi copy/const
7791 2008-08-20 Nick Clifton <nickc@redhat.com>
7793 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
7794 support of this feature. Do not assume that a sufficiently new
7795 assembler will support the feature regardless of the target type.
7796 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
7797 * configure: Regenerate.
7799 2008-08-20 Richard Guenther <rguenther@suse.de>
7801 * tree-vrp.c (found_in_subgraph): Remove.
7802 (live): New global static.
7803 (live_on_edge): New function.
7804 (blocks_visited): Remove.
7805 (register_edge_assert_for_2): Use live_on_edge.
7806 (find_conditional_asserts): Remove code dealing with
7807 found_in_subgraph. Do not walk the CFG.
7808 (find_switch_asserts): Likewise.
7809 (find_assert_locations_1): Renamed from find_assert_locations.
7810 Move finding assert locations for conditional and switch
7811 statements first. Update live bitmap. Do not walk the CFG.
7812 (find_assert_locations): New function.
7813 (insert_range_assertions): Remove entry of CFG walk.
7814 Adjust call to find_assert_locations.
7815 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
7816 that only can appear because of fake exit edges but assert we
7817 never try to insert on those.
7818 (fini_pre): Do not remove fake exit edges here...
7819 (execute_pre): ...but here, before committing edge inserts.
7821 2008-08-19 Richard Guenther <rguenther@suse.de>
7823 * passes.c (init_optimization_passes): Exchange store-ccp
7826 2008-08-19 Rafael Espíndola <espindola@google.com>
7828 * varasm.c (weak_decls): Move earlier in the file.
7829 (assemble_external): Add weak decls to the weak_decls list.
7830 (declare_weak): Don't add decls to the weak_decls list.
7832 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
7835 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
7836 before (sse2_shufpd_<mode>).
7838 2008-08-19 Jakub Jelinek <jakub@redhat.com>
7841 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
7842 * tree.c (block_nonartificial_location): Likewise.
7844 2008-08-19 Richard Guenther <rguenther@suse.de>
7846 PR tree-optimization/35972
7847 PR tree-optimization/23094
7848 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
7850 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
7851 handle MISALIGNED_INDIRECT_REF.
7852 (get_ref_from_reference_ops): New helper.
7853 (vn_reference_lookup_pieces): Walk the use-def chain using the
7854 alias-oracle if requested.
7855 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
7856 walking the use-def chain.
7857 (compute_avail): But not here.
7858 (create_component_ref_by_pieces_1): Properly handle
7859 MISALIGNED_INDIRECT_REF.
7860 (do_regular_insertion): Handle fully redundant
7861 expressions after PHI-translation also for SSA_NAME values, not
7862 only constants. Correctly use edoubleprime for that.
7864 2008-08-19 Ira Rosen <irar@il.ibm.com>
7866 * tree-vectorizer.c (supportable_widening_operation): Support
7867 multi-step conversion, return the number of steps in such conversion
7868 and the required intermediate types.
7869 (supportable_narrowing_operation): Likewise.
7870 * tree-vectorizer.h (vect_pow2): New function.
7871 (supportable_widening_operation): Change argument types.
7872 (supportable_narrowing_operation): Likewise.
7873 (vectorizable_type_promotion): Add an argument.
7874 (vectorizable_type_demotion): Likewise.
7875 * tree-vect-analyze.c (vect_analyze_operations): Call
7876 vectorizable_type_promotion and vectorizable_type_demotion with
7877 additional argument.
7878 (vect_get_and_check_slp_defs): Detect patterns.
7879 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
7881 (vect_analyze_slp_instance): Don't fail in case of multiple types.
7882 Call vect_build_slp_tree with correct arguments. Calculate unrolling
7883 factor according to the smallest type in the loop.
7884 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
7885 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
7886 supportable_widening_operation with correct arguments.
7887 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
7888 operands lists according to the number of vector statements in left
7889 or right node, if exists.
7890 (vect_gen_widened_results_half): Remove unused argument.
7891 (vectorizable_conversion): Call supportable_widening_operation,
7892 supportable_narrowing_operation, and vect_gen_widened_results_half
7893 with correct arguments.
7894 (vectorizable_assignment): Change documentation, support multiple
7896 (vectorizable_operation): Likewise.
7897 (vect_get_loop_based_defs): New function.
7898 (vect_create_vectorized_demotion_stmts): Likewise.
7899 (vectorizable_type_demotion): Support loop-aware SLP and general
7900 multi-step conversion. Call vect_get_loop_based_defs and
7901 vect_create_vectorized_demotion_stmts for transformation.
7902 (vect_create_vectorized_promotion_stmts): New function.
7903 (vectorizable_type_promotion): Support loop-aware SLP and general
7904 multi-step conversion. Call vect_create_vectorized_promotion_stmts
7906 (vectorizable_store): Change documentation, support multiple
7908 (vectorizable_load): Likewise.
7909 (vect_transform_stmt): Pass SLP_NODE to
7910 vectorizable_type_promotion and vectorizable_type_demotion.
7911 (vect_schedule_slp_instance): Move here the calculation of number
7912 of vectorized statements for each node from...
7913 (vect_schedule_slp): ... here.
7914 (vect_transform_loop): Call vect_schedule_slp without the last
7917 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
7920 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
7921 to == in assert statement.
7922 (vectorizable_reduction): Fix typo.
7924 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7927 * value-prof.c (check_counter): Dereference pointer to overall
7928 count when printing it.
7930 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7932 * profile.h: Really add it.
7934 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7936 * mcf.c: Really add it.
7938 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
7939 Vinodha Ramasamy <vinodha@google.com>
7941 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
7943 * value-prof.c (check_counter): Fix the counter if
7944 flag_profile_correction is true.
7945 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7946 tree_mod_subtract_transform):
7947 Follow check_counter parameter change.
7948 * common.opt (fprofile-correction): New option.
7950 * profile.h: Likewise.
7951 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
7952 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
7953 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
7955 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
7956 flag_profile_correction is set.
7958 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
7960 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
7962 2008-08-18 Tomas Bily <tbily@suse.cz>
7964 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
7965 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
7967 * tree-data-ref.c (split_constant_offset_1): Likewise.
7968 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
7969 * tree-sra.c (sra_walk_expr): Likewise.
7970 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
7971 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7972 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
7973 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
7975 * gimple.c (gimple_assign_unary_nop_p): Likewise.
7976 * tree-vect-transform.c (vectorizable_type_demotion)
7977 (vectorizable_type_promotion): Likewise.
7978 * tree-inline.c (expand_call_inline):
7979 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7980 (forward_propagate_addr_expr_1, forward_propagate_comparison)
7981 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7982 * expr.c (expand_expr_real_1): Likewise.
7983 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
7984 (gimple_assign_unary_useless_conversion_p): Likewise.
7985 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7986 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
7987 * fold-const.c (fold_unary): Likewise.
7988 * tree.h (CONVERT_EXPR_P): Likewise.
7989 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
7990 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7992 (register_edge_assert_for_2, extract_range_from_unary_expr)
7993 (register_edge_assert_for_1): Likewise.
7995 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7997 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
7998 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
7999 (enum real_value_const): Delete.
8000 (get_real_const): Delete.
8001 * real.c (get_real_const): Delete.
8002 (dconst_e_ptr): Define.
8003 (dconst_third_ptr): Define.
8004 (dconst_sqrt2_ptr): Define.
8005 * builtins.c: Update all callers.
8007 2008-08-18 Richard Guenther <rguenther@suse.de>
8009 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
8010 statement iterator after statement removal.
8012 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
8014 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
8015 (detect_processor_freebsd): Likewise.
8016 (host_detect_local_cpu): Call newly added functions for FreeBSD.
8018 2008-08-18 Richard Guenther <rguenther@suse.de>
8020 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
8021 and loads have the correct types.
8023 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8026 * c-opts.c (cpp_opts): Remove static.
8027 * c-parser.c (cpp_opts): Declare it extern.
8028 (disable_extension_diagnostics): Handle cpp options.
8029 (enable_extension_diagnostics): Likewise.
8031 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8033 * diagnostics.c (permerror_at): Rename as permerror.
8034 (permerror): Delete.
8035 * toplev.h: Likewise.
8037 2008-08-18 Richard Guenther <rguenther@suse.de>
8039 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
8040 sdse1 and addressables2 passes. Replace dce1 with cddce1.
8041 Move call_cdce before build_alias. Move copyrename2,
8042 cunrolli and ccp2 beafore build_alias. Re-add addressable2
8043 right after final inlining.
8044 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
8045 (pass_build_cfg): But instead via TODO_dump_func.
8047 2008-08-18 Richard Guenther <rguenther@suse.de>
8049 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
8051 (scalarize_init): If we failed to generate some initializers
8052 do not generate zeros for not instantiated members. Instead
8053 rely on the copy out.
8054 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
8055 about missing flow-sensitive alias info only if we have
8058 2008-08-17 Nick Clifton <nickc@redhat.com>
8060 * doc/extend.texi (Function Attributes): Fix typo in description
8061 if hot function attribute.
8063 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
8064 Richard Sandiford <rdsandiford@googlemail.com>
8066 * doc/install.texi (--with-mips-plt): Document.
8067 * doc/invoke.texi (-mplt, -mno-plt): Document.
8068 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
8069 and handle ${with_mips_plt}.
8070 * config/mips/mips.opt (mplt): New option.
8071 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
8072 (TARGET_ABICALLS_PIC2): Likewise.
8073 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
8074 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
8075 (ASM_SPEC): Use !mabi=* instead of !mabi*.
8076 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
8077 to decide whether to output ".option picX" directives.
8078 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
8079 Pass -call_nonpic rather than -KPIC for -mplt.
8080 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
8081 on the command line. Also remove it when -mabi=64 is used without
8083 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
8084 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
8085 TARGET_ABICALLS_PIC0.
8086 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
8088 (mips16_build_function_stub): Only output ".option pic" directives
8089 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
8090 (mips16_build_call_stub): Fix comment and remove redundant
8091 ".set at"/"set .noat" directives.
8092 (mips_function_rodata_section): Use the default behaviour for
8093 TARGET_ABSOLUTE_ABICALLS.
8094 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
8095 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
8096 (mips_restore_gp): Do nothing if the current function doesn't use
8098 (mips_expand_prologue): Only save $gp if the current function uses it.
8099 Use a normal move for TARGET_ABICALLS_PIC0.
8100 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
8102 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
8104 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
8105 of function when handling GLOBAL_POINTER_REGNUM.
8107 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
8110 * common.opt (-fstack-check): Do not declare the variable here.
8111 (-fstack-check=): New option variant.
8112 * doc/invoke.texi (Code Gen Options): Document it.
8113 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
8114 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
8115 (STACK_CHECK_STATIC_BUILTIN): New macro.
8116 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
8117 * opts.c: Include expr.h.
8118 (common_handle_option) <OPT_fold_stack_check_>: New case.
8119 <OPT_fstack_check>: Likewise.
8120 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
8121 consistently in the test for variable-sized types. Adjust for
8122 new behaviour of flag_stack_check.
8123 * explow.c: Include except.h.
8124 (allocate_dynamic_stack_space): Do not take into account
8125 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
8126 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
8127 for variable-sized parameters. Treat all parameters whose size is
8128 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
8129 stack checking is enabled.
8130 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
8131 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
8132 if generic stack checking is enabled.
8133 (expand_function_end): Adjust for new behaviour of flag_stack_check.
8134 * reload1.c (reload): Likewise.
8135 * stmt.c (expand_decl): Assert that all automatic variables have
8136 fixed size at this point and remove dead code.
8137 * flags.h (stack_check_type): New enumeration type.
8138 (flag_stack_check): Declare.
8139 * toplev.c (flag_stack_check): New global variable.
8140 * Makefile.in (opts.o): Add dependency on EXPR_H.
8141 (explow.o): Add dependency on except.h.
8143 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
8145 * config/avr/avr.c (avr_override_options): Reduce value of
8146 PARAM_INLINE_CALL_COST.
8148 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
8150 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
8151 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
8152 lieu of TYPE_MODE (type) throughout.
8154 2008-08-15 Joseph Myers <joseph@codesourcery.com>
8156 * config/arm/arm.c (add_minipool_backward_ref): Check for
8157 8-byte-aligned entries in second case of forcing insertion after a
8158 particular entry. Change third case to avoid inserting
8159 non-8-byte-aligned entries before 8-byte-aligned ones.
8161 2008-08-15 Richard Guenther <rguenther@suse.de>
8163 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
8164 strip components for unknown size accesses.
8166 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
8168 * config/s390/2097.md New file.
8169 * config/s390/s390.md ("z10prop" attribute): Define none,
8170 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
8171 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
8172 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
8173 possible values and apply them to insns as appropriate.
8174 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
8175 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
8176 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
8177 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
8178 ("bfp" mode attribute): Removed. Every occurence replaced
8180 * config/s390/s390.c (struct "z10_cost"): Updated entries.
8181 * config/s390/2084.md (insn_reservation "x_itof"): Updated
8184 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8187 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
8190 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
8192 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
8193 additional argument. Support reduction when duplication is needed due
8194 to data-types of different sizes in the loop.
8195 (get_initial_def_for_induction): Fix printout.
8196 (vect_get_vec_def_for_stmt_copy): Support case where the
8197 vec_stmt_for_operand is a phi node.
8198 (vectorizable_reduction): Support reduction when duplication is needed
8199 due to data-types of different sizes in the loop.
8200 (vectorizable_call): Remove restriction to not vectorize in case we
8201 have data-types of different sizes in the loop.
8202 (vectorizable_conversion): Likewise.
8203 (vectorizable_operation): Likewise.
8204 (vectorizable_type_demotion): Likewise.
8205 (vectorizable_type_promotion): Likewise.
8206 (vectorizable_induction): Add restriction to not vectorize in case
8207 we have data-types of different sizes in the loop.
8209 2008-08-14 Christophe Saout <christophe@saout.de>
8210 Uros Bizjak <ubizjak@gmail.com>
8213 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
8214 (*vec_concatv2di_rex64_sse4_1): Ditto.
8215 (*vec_concatv2di_rex64_sse): Ditto.
8217 2008-08-14 Jakub Jelinek <jakub@redhat.com>
8220 * fold-const.c (fold_widened_comparison): Do not allow
8221 sign changes that change the result even if shorter type
8222 is wider than arg1_unw's type.
8224 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
8226 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
8227 Skip if the multilib testing specifies -march that does not
8228 agree with the one specified in the testcase.
8230 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8232 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
8233 zero extend SImode values being converted to TFmode before passing
8236 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8238 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
8239 __PPU__ when targeting the Cell/B.E. PPU processor.
8241 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
8243 * gimple.h (gimple_call_set_chain): Accept SSA variables.
8244 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
8245 Rematerialize the static chain, if any.
8246 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
8249 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8251 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
8252 (new_loc_descr): Likewise.
8253 (add_loc_descr): Likewise.
8254 (size_of_loc_descr): Likewise.
8255 (size_of_locs): Likewise.
8256 (output_loc_operands): Likewise.
8257 (output_loc_sequence): Likewise.
8258 (new_reg_loc_descr): New.
8259 (build_cfa_loc): Use it.
8260 (build_cfa_aligned_loc): Likewise.
8261 (one_reg_loc_descriptor): Likewise.
8262 (based_loc_descr): Likewise.
8264 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8267 * doc/invoke.texi (Wmain): Update.
8268 * c-decl.c (start_decl): warn_main is only 0 or 1.
8269 (start_function): Likewise. Fix formatting.
8270 (finish_function): Delete redundant warning.
8271 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
8272 * c-opts (c_common_handle_option): -Wall only has effect if
8273 warn_main is uninitialized. OPT_Wmain is automatically
8274 handled. -pedantic also enables Wmain.
8275 (c_common_post_options): Handle all logic for Wmain here.
8276 * c-common.c (warn_main): Delete.
8277 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
8278 * c-common.h (warn_main): Delete.
8280 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8283 * expr.c (emit_group_store): Allocate stack temp with the
8284 largest alignment when copying from register to stack.
8286 2008-08-13 Richard Guenther <rguenther@suse.de>
8288 * tree.h (maybe_fold_offset_to_address): Declare.
8289 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
8290 (ccp_fold): Handle pointer conversions the same as fold_stmt.
8291 Likewise for POINTER_PLUS_EXPR.
8292 (maybe_fold_offset_to_reference): Enable disabled code.
8293 (maybe_fold_offset_to_address): New function.
8294 (fold_stmt_r): Use it.
8295 (fold_gimple_assign): Likewise.
8296 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
8297 (gimplify_expr): Likewise.
8299 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8301 * toplev.h (pedwarn_at): Fix declaration.
8303 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8305 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
8306 LINK_SPEC): Use %R in -Y P argument.
8308 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8311 * diagnostic.c (pedwarn_at): New.
8312 * toplev.h (pedwarn_at): Declare.
8313 * c-tree.h (build_enumerator): Update declaration.
8314 * c-decl.c (finish_enum): Update comment.
8315 (build_enumerator): Take a location parameter. Give a pedwarn but do
8316 not perform any conversion.
8317 * c-parser.c (c_parser_enum_specifier): Set correct location for
8320 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8323 * c-common.c (conversion_warning): Use a switch. Ignore boolean
8324 expressions except for conversions to signed:1 bitfields. Handle
8325 COND_EXPR with constant operands.
8327 2008-08-13 Richard Guenther <rguenther@suse.de>
8329 PR tree-optimization/15255
8330 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
8331 (struct oecount_s): New struct and VEC types.
8333 (oecount_hash): New function.
8334 (oecount_eq): Likewise.
8335 (oecount_cmp): Likewise.
8336 (zero_one_operation): New function.
8337 (build_and_add_sum): Likewise.
8338 (undistribute_ops_list): Perform un-distribution of multiplication
8339 and division on the chain of summands.
8340 (should_break_up_subtract): Also break up subtracts for factors.
8341 (reassociate_bb): Delete dead visited statements.
8342 Call undistribute_ops_list. Re-sort and optimize if it did something.
8343 * passes.c (init_optimization_passes): Move DSE before
8345 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
8348 2008-08-12 Janis Johnson <janis187@us.ibm.com>
8350 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
8352 * doc/invoke.texi: Revert unintended checkin.
8354 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
8357 * gcc.c (include_spec_function): Tweak call to find_a_file.
8359 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8362 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
8363 and TRUTH_ORIF_EXPR.
8364 * dojump.c (do_jump): Likewise.
8366 PR tree-optimization/37084
8367 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
8368 if id->regimplify, don't assume stmt is a cast assignment.
8370 2008-08-12 Anatoly Sokolov <aesok@post.ru>
8372 * final.c (final_scan_insn): Use app_enable/app_disable functions.
8374 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8377 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
8380 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8382 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
8383 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
8385 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
8386 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
8387 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
8388 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
8389 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
8391 * doc/tm.texi (Storage Layout): Remove documentation for
8392 TARGET_FLOAT_FORMAT.
8394 * simplify-rtx.c (simplify_binary_operation_1): Replace
8395 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
8397 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8399 * real.h (struct real_format): New member has_sign_dependent_rounding.
8400 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
8401 spu_single_format, ieee_double_format, mips_double_format,
8402 motorola_double_format, ieee_extended_motorola_format,
8403 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8404 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8405 mips_extended_format, ieee_quad_format, mips_quad_format,
8406 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8407 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8409 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8410 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8411 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8412 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8413 (ROUND_TOWARDS_ZERO): Likewise.
8415 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
8416 (FLOAT_MODE_FORMAT): New macro.
8417 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
8418 (MODE_COMPOSITE_P): ... this new macro.
8419 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8420 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
8421 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
8423 * flags.h: Include "real.h".
8425 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
8426 REAL_MODE_FORMAT_COMPOSITE_P.
8427 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
8429 * doc/tm.texi (Storage Layout): Remove documentation of
8430 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8431 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
8432 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
8433 they only apply to libgcc2.a.
8435 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8437 * config/spu/float_disf.c: New file.
8438 * config/spu/float_unsdisf.c: New file.
8439 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
8440 (LIB2FUNCS_EXCLUDE): Define.
8442 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8443 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8445 * real.h (struct real_format): New member round_towards_zero.
8446 * real.c (round_for_format): Respect fmt->round_towards_zero.
8447 (ieee_single_format, mips_single_format, motorola_single_format,
8448 spu_single_format, ieee_double_format, mips_double_format,
8449 motorola_double_format, ieee_extended_motorola_format,
8450 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8451 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8452 mips_extended_format, ieee_quad_format, mips_quad_format,
8453 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8454 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8456 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
8457 real_format to choose rounding mode when calling MPFR functions.
8458 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
8459 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
8461 * real.h (real_to_decimal_for_mode): Add prototype.
8462 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
8463 Respect target rounding mode when generating decimal representation.
8464 (real_to_decimal): New stub for backwards compatibility.
8465 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
8466 real_to_decimal_for_mode instead of real_to_decimal.
8468 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
8470 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8471 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8473 * real.c (spu_single_format): New variable.
8474 * real.h (spu_single_format): Declare.
8476 * config/spu/spu.c (spu_override_options): Install SFmode format.
8477 (spu_split_immediate): Use integer mode to operate on pieces of
8478 floating-point values in all cases.
8480 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
8481 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
8482 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
8484 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8486 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
8488 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8490 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
8492 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8495 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
8496 on the VAR_DECL instead of TYPE_READONLY on its type.
8498 2008-08-12 Ira Rosen <irar@il.ibm.com>
8500 * tree-vectorizer.c: Depend on langhooks.h.
8501 (supportable_widening_operation): Add two arguments. Support double
8503 (supportable_narrowing_operation): Likewise.
8504 * tree-vectorizer.h (supportable_widening_operation): Add two
8506 (supportable_narrowing_operation): Likewise.
8507 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
8508 supportable_widening_operation with correct arguments.
8509 * tree-vect-transform.c (vectorizable_conversion): Likewise.
8510 (vectorizable_type_demotion): Support double type conversions.
8511 (vectorizable_type_promotion): Likewise.
8512 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
8514 2008-08-11 Michael Matz <matz@suse.de>
8516 * i386/i386.c (override_options): Move initialisation from
8517 flag_schedule_insns_after_reload to here from ...
8518 (optimization_options): ... here.
8520 2008-08-11 Jakub Jelinek <jakub@redhat.com>
8522 PR rtl-optimization/36998
8523 * dwarf2out.c (compute_barrier_args_size_1,
8524 compute_barrier_args_size): Temporarily remove assertions.
8526 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8529 * tree-ssa.c (struct walk_data): Add new flag
8530 warn_possibly_uninitialized.
8531 (warn_uninitialized_var): Use it.
8532 (warn_uninitialized_vars): New.
8533 (execute_early_warn_uninitialized): Call it.
8534 (execute_late_warn_uninitialized): Likewise.
8536 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8539 * reload1.c (gen_reload): Guard calls to get_secondary_mem
8542 2008-08-09 Jan Hubicka <jh@suse.cz>
8545 * optabs.c (maybe_emit_unop_insn): Remove produced code if
8547 (expand_fix): Be prepared for expansion to fail.
8548 (expand_sfix_optab): Remove instructions if expansion failed.
8550 2008-08-09 Anatoly Sokolov <aesok@post.ru>
8552 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
8554 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
8555 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8557 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8559 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
8560 mips/t-libgcc-mips16 to tmake_file.
8561 * config/mips/mips-protos.h (mips_call_type): New enum.
8562 (mips_pic_base_register, mips_got_load): Declare.
8563 (mips_restore_gp): Take an rtx argument.
8564 (mips_use_pic_fn_addr_reg_p): Declare.
8565 (mips_expand_call): Replace the sibcall_p argument with
8566 a mips_call_type argument. Add a lazy_p parameter.
8567 (mips_split_call): Declare.
8568 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
8569 (MIPS16_PIC_TEMP): Likewise.
8570 (reg_class): Delete M16_NA_REGS.
8571 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8572 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
8573 (mips_split_hi_p): Declare.
8574 * config/mips/mips.c (mips_split_hi_p): New array.
8575 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
8576 (mips_got_symbol_type_p): New function.
8577 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
8578 (mips16_stub_function_p): New function.
8579 (mips16_local_function_p): Likewise.
8580 (mips_use_pic_fn_addr_reg_p): Likewise.
8581 (mips_cannot_force_const_mem): Return false for HIGHs.
8582 Extend CONST_INT and symbolic handling to MIPS16, using
8583 mips_symbol_insns to check that the base symbol type is a
8584 legitimate constant. Reject GOT-based constants if
8585 TARGET_MIPS16_PCREL_LOADS.
8586 (mips_const_insns): Check targetm.cannot_force_const_mem when
8587 decomposing a symbolic base and a large offset.
8588 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
8589 When calling a function that needs $25 from MIPS16 code,
8590 move the target address into $25 separately and add a USE
8592 (mips16_gp_pseudo_reg): Insert the initializer immediately
8593 before the first real insn.
8594 (mips_pic_base_register, mips_got_load): New functions.
8595 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
8596 parameter to LOW_OUT. Say that it can be any valid SET_SRC
8597 when splitting a load-address operation. Split SYMBOL_GOT_DISP
8598 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
8599 (mips_call_tls_get_addr): Update the call to mips_expand_call,
8600 also passing NULL_RTX rather than const0_rtx as the aux argument.
8601 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
8602 instead of TARGET_EXPLICIT_RELOCS.
8603 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
8604 (mips_load_call_address): Replace the sibcall_p argument with
8605 a mips_call_type argument. Use mips_got_load.
8606 (mips16_local_alias): New structure.
8607 (mips16_local_aliases): New variable.
8608 (mips16_local_aliases_hash): New function.
8609 (mips16_local_aliases_eq): Likewise.
8610 (mips16_local_alias): Likewise.
8611 (mips16_stub_function): Likewise.
8612 (mips16_build_function_stub): Create a local alias for the target
8613 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
8614 .cpload directive and an R_MIPS_NONE relocation for the target
8615 function, then load the alias rather than the function itself.
8616 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
8617 (mips16_copy_fpr_return_value): Use mips16_stub_function and
8618 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
8619 (mips16_build_call_stub): Replace the FN parameter with an
8620 FN_PTR parameter. Force the address into a register if it
8621 isn't a call_insn_operand; don't rely on the caller to do this.
8622 If a call to a locally-defined and locally-binding MIPS16
8623 function must be made indirectly, redirect the call to the
8624 function's local alias. Use mips16_stub_function_p,
8625 mips16_stub_function, mips_expand_call and use_reg.
8626 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
8627 Use explicit %hi and %lo accesses where possible.
8628 Use MIPS_CALL to generate the correct code form of a
8629 jal instruction. Add clobbers of $18 instead of uses.
8630 Update the call to mips_emit_call_insn.
8631 (mips_expand_call): Replace the SIBCALL_P argument with a
8632 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
8633 Take a LAZY_P parameter. Call mips16_build_call_stub first,
8634 allowing it to modify the call address. Update the calls to
8635 mips_load_call_address and mips_emit_call_insn.
8636 (mips_split_call): New function.
8637 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
8638 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
8639 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
8640 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
8641 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
8643 (mips_cprestore_slot): New function.
8644 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
8645 and use mips_cprestore_slot.
8646 (mips_output_function_prologue): Handle TARGET_MIPS16 for
8648 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
8649 then use a copygp_mips16 instruction to set up $28.
8650 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
8651 (mips16_lay_out_constants): Call split_all_insns_noflow.
8652 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
8653 false if TARGET_MIPS16.
8654 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
8655 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
8656 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
8657 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
8658 MIPS16 code. Allow MIPS16 o32 PIC.
8659 (mips_override_options): Allow MIPS16 o32 PIC.
8660 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
8661 after reload if TARGET_USE_GOT.
8662 (UNSPEC_COPYGP): New constant.
8663 (length): Use a default length of 8 for MIPS16 GOT loads.
8664 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
8665 (*got_page<mode>): Check mips_split_hi_p.
8666 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
8667 (unspec_got<mode>, unspec_call<mode>): New expanders.
8668 (load_got<mode>, load_call<mode>): Remove the length attributes.
8669 Use a got attribute instead of a type attribute.
8670 (copygp_mips16): New insn.
8671 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
8672 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
8673 (sibcall, sibcall_value, call, call_value): Update the calls
8674 to mips_expand_call.
8675 (call_internal, call_value_internal): Use mips_split_call.
8676 (call_value_multiple_internal): Likewise.
8677 (call_split): Move after call_internal (the insn it is split from).
8678 (call_internal_direct, call_value_internal_direct): Turn into
8679 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
8680 (call_direct_split, call_value_direct_split): New patterns.
8681 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
8682 and use M16_REGS instead of M16_NA_REGS.
8683 * config/mips/predicates.md (const_call_insn_operand): Replace
8684 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
8685 mips_use_pic_fn_addr_reg_p check.
8686 (move_operand): Reject HIGHs if mips_split_hi_p.
8687 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
8688 (__mips16_floatunsisf): Inline __mips16_floatsisf.
8689 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
8690 * config/mips/libgcc-mips16.ver: New file.
8691 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
8692 $(srcdir)/config/mips/libgcc-mips16.ver.
8694 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8696 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
8698 (mips_unspec_address, mips_unspec_offset_high): Likewise.
8699 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
8700 (mips16_cfun_returns_in_fpr_p): Likewise.
8702 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8704 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
8705 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
8706 rather than 4 to PC.
8708 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8710 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
8711 (FUNCTION_PROFILER): Save the static chain pointer into $2
8712 beforehand and restore it aftewards.
8713 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
8714 address directly into $25 and call the function through $25;
8715 do not clobber $3. Pad the DImode version to cover the space
8716 left by the deleted $25 <- $3 move.
8717 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
8718 the removal of the $25 <- $3 move.
8719 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
8720 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8722 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8723 Daniel Jacobowitz <dan@codesourcery.com>
8725 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
8726 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
8727 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
8728 * config/mips/mips.c (mips_start_function_definition): New function.
8729 (mips_end_function_definition): Likewise.
8730 (mips_output_function_prologue): Use mips_start_function_definition.
8731 (mips_output_function_epilogue): Use mips_end_function_definition.
8732 (build_mips16_function_stub): Use mips_start_function_definition
8733 and mips_end_function_definition.
8734 (build_mips16_call_stub): Likewise.
8736 2008-08-09 Richard Guenther <rguenther@suse.de>
8738 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
8739 * gimple.h (gimple_call_fn): Adjust comment.
8740 (gimple_call_set_fndecl): New function.
8741 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
8742 longer having bare FUNCTION_DECL operand.
8743 (gimple_call_return_type): Likewise.
8744 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
8746 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
8747 (gimple_mod_pow2): Likewise.
8748 (gimple_mod_subtract): Likewise.
8749 (gimple_ic): Likewise.
8750 (gimple_stringop_fixed_value): Likewise.
8751 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
8752 longer having bare FUNCTION_DECL operand.
8753 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
8754 * omp-low.c (optimize_omp_library_calls): Likewise.
8755 * cgraphunit.c (update_call_expr): Likewise.
8756 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
8757 (execute_convert_to_rsqrt): Likewise.
8758 * cfgexpand.c (gimple_to_tree): Simplify.
8759 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
8760 bare FUNCTION_DECL operand.
8761 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
8762 (convert_gimple_call): Use gimple_call_fndecl.
8763 * c-common.c (c_warn_unused_result): Likewise.
8765 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8768 * c-typeck.c (digest_init): Call verify_sequence_points from here.
8769 (c_finish_return): Likewise.
8770 (c_start_case): Likewise.
8771 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
8772 * c-parser.c (c_parser_condition): New. Call
8773 verify_sequence_points.
8774 (c_parser_paren_condition): Call c_parser_condition.
8775 (c_parser_for_statement): Call c_parser_condition.
8777 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8780 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
8781 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
8782 Moved from diagnostic.h
8783 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
8785 (emit_diagnostic): New.
8786 (warning0, pedwarn0): Delete.
8787 (warning, warning_at, pedwarn, permerror): Return bool.
8788 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
8789 Moved to diagnostic.c.
8790 (struct diagnostic_context): Use correct type for
8791 classify_diagnostic.
8792 (diagnostic_report_diagnostic): Update declaration.
8793 (emit_diagnostic): Declare.
8794 * errors.c (warning): Return bool.
8795 * errors.h (warning): Update declaration.
8796 * toplev.h (warning0, pedwarn0): Delete.
8797 (warning, warning_at, pedwarn, permerror): Return bool.
8798 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
8799 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
8800 inform. Update all calls.
8801 (diagnose_mismatched_decls): Check return value of warning/pedwarn
8802 before giving informative note.
8803 (implicit_decl_warning): Likewise.
8804 * c-typeck.c (build_function_call): Likewise.
8805 * tree-sssa.c (warn_uninit): Likewise.
8806 * builtins.c (gimplify_va_arg_expr): Likewise.
8808 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8811 * doc/invoke.texi (-Wextra): Move warning from here...
8812 (-Wuninitialized): ... to here.
8814 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8817 * flags.h (set_Wunused): Delete
8818 * toplev.c (process_options): Handle Wunused flags here.
8819 * opts.c (maybe_warn_unused_parameter): Delete.
8820 (common_handle_option): Replace set_Wunused by warn_unused.
8821 (set_Wextra): Do not handle Wunused-parameter here.
8822 (set_Wunused): Delete.
8823 * c-opts.c (c_common_handle_option): Replace set_Wunused by
8825 * common.opt (Wunused): Add Var and Init.
8826 (Wunused-function): Likewise.
8827 (Wunused-label): Likewise.
8828 (Wunused-parameter): Likewise.
8829 (Wunused-value): Likewise.
8830 (Wunused-variable): Likewise.
8832 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
8834 * doc/invoke.texi: Add cpu_type power7.
8835 * config.in (HAVE_AS_VSX): New.
8836 * config.gcc: Add cpu_type power7.
8837 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
8839 * configure: Regenerate.
8840 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
8842 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
8843 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
8844 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
8846 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
8848 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
8849 type to vectorize.builtin_conversion.
8850 (vectorizable_conversion): Likewise.
8851 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
8852 integral type as input.
8853 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
8855 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
8856 and ALTIVEC_BUILTIN_VCTSXS.
8857 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
8860 2008-08-08 Richard Guenther <rguenther@suse.de>
8862 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
8863 (surely_varying_stmt_p): Calls are varying only if they are
8864 non-builtin and not indirect or have no result.
8865 (ccp_fold): Re-instantiate code before the tuples merge.
8867 2008-08-08 Richard Guenther <rguenther@suse.de>
8869 PR tree-optimization/37056
8870 * gimple.h (gimple_assign_rhs_class): New helper function.
8871 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
8872 unary operations properly.
8874 2008-08-07 Jan Hubicka <jh@suse.cz>
8876 * i386.h (ix86_size_cost): Declare.
8877 (ix86_cur_cost): New function macro.
8878 * i386.md (peepholes expanding size and splitters): Predicate by
8879 optimize_insn_for_speed_p.
8880 (peepholes reduce size and splitters): Predicate by
8881 optimize_insn_for_size_p.
8882 * i386.c (ix86_size_cost): Rename from ...
8883 (size_cost): This one.
8884 (override_options): Update.
8885 (decide_alg): Likewise.
8886 (ix86_expand_clear): Use RTL profile.
8887 (ix86_pad_returns): Use RTL profile.
8889 2008-08-07 Jan Hubicka <jh@suse.cz>
8891 * recog.c (split_all_insns): Set RTL profile
8892 (peephole2_optimize): Likewise.
8893 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8894 * combine.c (combine_instructions): Likewise.
8896 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8898 * c-common.c (c_common_reswords): Also warn about keyword "bool".
8900 2008-08-07 Bob Wilson <bob.wilson@acm.org>
8902 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
8903 value in a6 after the set_frame_ptr insn.
8905 2008-08-07 Richard Henderson <rth@redhat.com>
8908 * gcc.c (cpp_options): Pass along -g*.
8910 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8912 * config/arm/arm.c (output_move_neon): Update comment describing
8913 big-endian vector layout.
8914 (arm_assemble_integer): Do not handle big-endian NEON vectors
8916 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
8917 neon_vget_lane<mode>_sext_internal,
8918 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
8919 element indices for big-endian.
8921 2008-08-07 Richard Henderson <rth@redhat.com>
8923 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
8924 * configure, config.in: Rebuild.
8925 * debug.h (dwarf2out_do_cfi_asm): Declare.
8926 * c-cppbuiltin.c (c_cpp_builtins): Use it.
8927 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
8928 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
8929 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
8931 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8933 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8934 movv2si_internal): Combine into mov<mode>_internal.
8935 (movv2si_internal_2): Remove.
8937 2008-08-07 Jan Hubicka <jh@suse.cz>
8940 * i386.md (single stringop patterns): Enable unconditionally.
8942 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
8945 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
8947 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
8948 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
8950 * config/i386/sse.md (sse2_movq128): New.
8952 * doc/extend.texi: Document __builtin_ia32_movq128.
8954 2008-08-07 Richard Guenther <rguenther@suse.de>
8957 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
8958 pointers can access anything.
8960 2008-08-06 Jan Hubicka <jh@suse.cz>
8962 * optabs.c (emit_unop_insn): Break out to ...
8963 (maybe_emit_unop_insn): ... this one.
8964 (expand_sfix_optab): Use maybe variant.
8965 * optabs.h (maybe_emit_unop_insn): Declare.
8967 * i386.md (mov0 patterns): Enable by default.
8968 (FP conversion expanders): Disable expansion of code expanding
8969 sequences when instruction should be optimized for size.
8970 (single strinop patterns): Enable when optimizing for size.
8971 (string expanders): Disable expanding of code expanding sequences
8972 when optimizning instruction for size.
8973 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
8975 (ix86_fp_comparison_sahf_cost): Likewise.
8976 (ix86_expand_branch): Likewise.
8977 (ix86_expand_ashl_const): Likewise.
8978 (ix86_split_ashl): Likewise.
8979 (ix86_expand_strlen): Likewise.
8980 (ix86_emit_fp_unordered_jump): Likewie.
8982 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8984 * c-common.c: Fix typo.
8985 (c_common_reswords): Activate more C++ keyword warnings.
8987 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
8989 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8992 * diagnostic.c (permerror_at): New.
8993 * toplev.h (permerror_at): Declare.
8995 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
8996 Ira Rosen <irar@il.ibm.com>
8998 * tree-vect-transform.c (vect_model_simple_cost): Return
8999 immediately if stmt is pure SLP.
9000 (vect_model_store_cost): Ditto.
9001 (vect_model_load_cost): Ditto.
9002 (vectorizable_store): Remove PURE_SLP check before call
9003 to vect_model_store_cost.
9004 (vect_model_store_cost): When checking whether stmt describe
9005 strided access, add a check that it is not slp_node.
9007 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9010 * c-common.c (warn_for_sign_compare): New. Handle separately the
9011 case that 'constant' is zero.
9012 * c-typeck.c (build_binary_op): Move code to c-common.c
9014 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9016 * config/alpha/alpha.c (alpha_preferred_reload_class,
9017 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
9018 alpha_output_mi_thunk_osf): Avoid C++ keywords.
9019 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
9020 * config/arm/arm.md: Likewise.
9021 * config/avr/avr-protos.h (preferred_reload_class,
9022 test_hard_reg_class, avr_simplify_comparison_p,
9023 out_shift_with_cnt, class_max_nregs): Likewise.
9024 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
9025 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
9026 preferred_reload_class, test_hard_reg_class): Likewise.
9027 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
9028 bfin_memory_move_cost, bfin_secondary_reload,
9029 bfin_output_mi_thunk): Likewise.
9030 * config/crx/crx.c (crx_secondary_reload_class,
9031 crx_memory_move_cost): Likewise.
9032 * config/frv/frv-protos.h (frv_secondary_reload_class,
9033 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
9034 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
9035 frv_secondary_reload_class, frv_class_likely_spilled_p,
9036 frv_class_max_nregs): Likewise.
9037 * config/h8300/h8300.c (h8300_classify_operand,
9038 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
9040 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
9041 * config/ia64/ia64.c (ia64_preferred_reload_class,
9042 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
9043 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
9044 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
9046 * config/m68hc11/m68hc11.c (preferred_reload_class,
9047 m68hc11_memory_move_cost): Likewise.
9048 * config/mcore/mcore.c (mcore_secondary_reload_class,
9049 mcore_reload_class): Likewise.
9050 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
9051 mips_class_max_nregs, mips_cannot_change_mode_class,
9052 mips_preferred_reload_class, mips_secondary_reload_class,
9053 mips_output_mi_thunk): Likewise.
9054 * config/mmix/mmix.c (mmix_preferred_reload_class,
9055 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
9057 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
9059 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
9060 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
9061 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9062 * config/rs6000/rs6000.c (paired_expand_vector_init,
9063 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
9064 compare_section_name, rs6000_memory_move_cost): Likewise.
9065 * config/s390/s390.c (s390_emit_compare_and_swap,
9066 s390_preferred_reload_class, s390_secondary_reload,
9067 legitimize_pic_address, legitimize_tls_address,
9068 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
9069 s390_class_max_nregs): Likewise.
9070 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9071 * config/s390/s390.md: Likewise.
9072 * config/score/score-protos.h (score_secondary_reload_class,
9073 score_preferred_reload_class): Likewise.
9074 * config/score/score.c (score_preferred_reload_class,
9075 score_secondary_reload_class): Likewise.
9076 * config/score/score3.c (score3_output_mi_thunk,
9077 score3_preferred_reload_class, score3_secondary_reload_class,
9078 score3_hard_regno_mode_ok): Likewise.
9079 * config/score/score3.h (score3_preferred_reload_class,
9080 score3_secondary_reload_class): Likewise.
9081 * config/score/score7.c (score7_output_mi_thunk,
9082 score7_preferred_reload_class, score7_secondary_reload_class,
9083 score7_hard_regno_mode_ok): Likewise.
9084 * config/score/score7.h (score7_preferred_reload_class,
9085 score7_secondary_reload_class): Likewise.
9086 * config/sh/sh.c (prepare_move_operands, output_far_jump,
9087 output_branchy_insn, add_constant, gen_block_redirect,
9088 sh_insn_length_adjustment, sh_cannot_change_mode_class,
9089 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
9090 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9091 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
9092 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
9093 xstormy16_preferred_reload_class): Likewise.
9094 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
9095 xtensa_expand_atomic, override_options,
9096 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
9098 * reorg.c (try_merge_delay_insns): Likewise.
9099 * tree.c (merge_dllimport_decl_attributes): Likewise.
9101 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
9103 2008-08-06 Michael Matz <matz@suse.de>
9105 * Makefile.in (write_entries_to_file): Quote words.
9106 * gengtype.c: (read_input_line): Skip over leading white-space.
9108 2008-08-06 Marc Gauthier <marc@tensilica.com>
9110 * config.gcc: Match more processor names for Xtensa.
9111 * configure.ac: Likewise.
9112 * doc/install.texi (Specific): Likewise.
9113 * configure: Regenerate.
9115 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9117 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
9118 * calls.c (avoid_likely_spilled_reg): Likewise.
9119 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
9120 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
9121 * config/i386/i386.c (ix86_expand_special_args_builtin,
9122 ix86_secondary_reload): Likewise.
9123 * except.c (struct eh_region, gen_eh_region_catch,
9124 remove_unreachable_regions, duplicate_eh_regions,
9125 assign_filter_values, build_post_landing_pads,
9126 sjlj_find_directly_reachable_regions, remove_eh_handler,
9127 reachable_next_level, foreach_reachable_handler,
9128 can_throw_internal_1, can_throw_external_1,
9129 collect_one_action_chain): Likewise.
9130 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
9131 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
9132 * function.c (update_temp_slot_address, instantiate_new_reg,
9133 instantiate_virtual_regs_in_rtx,
9134 instantiate_virtual_regs_in_insn): Likewise.
9135 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
9136 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
9137 gimplify_cleanup_point_expr): Likewise.
9138 * ipa-cp.c (ipcp_lattice_changed): Likewise.
9139 * passes.c (next_pass_1): Likewise.
9140 * print-tree.c (print_node_brief, print_node): Likewise.
9141 * profile.c (branch_prob): Likewise.
9142 * tree-dump.c (dump_register): Likewise.
9143 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
9145 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
9146 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
9147 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
9148 copy_arguments_for_versioning, copy_static_chain): Likewise.
9149 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
9150 add_new_name_mapping, register_new_name_mapping): Likewise.
9151 * tree-mudflap.c (mf_xform_derefs): Likewise.
9152 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
9153 get_init_expr, combine_chains): Likewise.
9154 * tree-pretty-print.c (dump_generic_node): Likewise.
9155 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
9156 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
9157 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
9158 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
9160 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9163 * calls.c (expand_call): Use the biggest preferred stack
9166 2008-08-06 Michael Matz <matz@suse.de>
9169 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
9170 for reused reload, instead of overwriting them.
9172 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9175 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
9176 for incoming stack boundary.
9178 * function.c (assign_parm_find_entry_rtl): Update
9179 parm_stack_boundary.
9181 * function.h (rtl_data): Add parm_stack_boundary.
9183 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
9184 parm_stack_boundary for incoming stack boundary.
9186 2008-08-06 Joseph Myers <joseph@codesourcery.com>
9188 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
9189 for unrepresentable subregs or treat them as equal to other regs
9190 or subregs with the same register number.
9192 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
9195 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
9198 2008-08-06 Jan Hubicka <jh@suse.cz>
9200 * predict.c (maybe_hot_frequency_p): When profile is absent, all
9201 frequencies might be hot.
9203 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
9205 * reload.c (find_reloads): Force constants into literal pool
9206 also if they are wrapped in a SUBREG.
9208 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9211 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
9212 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
9213 Don't allow predicated instructions for data speculation.
9214 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
9217 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9219 * haifa-sched.c (extend_global): Split to extend_global_data and
9220 extend_region_data. Update all uses.
9221 (extend_all): Rename to extend_block_data.
9223 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9225 * sched-rgn.c (new_ready): Check if instruction can be
9226 speculatively scheduled before attempting speculation.
9227 (debug_rgn_dependencies): Remove wrongful assert.
9229 2008-08-05 Bob Wilson <bob.wilson@acm.org>
9231 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
9233 2008-08-05 Bob Wilson <bob.wilson@acm.org>
9235 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
9236 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
9237 va_size, and type_size.
9239 2008-08-04 Jason Merrill <jason@redhat.com>
9242 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
9243 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
9245 2008-08-05 Richard Henderson <rth@redhat.com>
9247 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
9248 * configure: Rebuild.
9250 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9253 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
9254 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
9257 2008-08-05 Richard Henderson <rth@redhat.com>
9259 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
9260 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
9261 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
9262 * common.opt (fdwarf2-cfi-asm): New.
9263 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
9264 * config.in, configure: Rebuild.
9265 * dwarf2asm.c (dw2_asm_output_data_raw): New.
9266 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
9268 (dw2_force_const_mem): Externalize.
9269 * dwarf2asm.h: Update.
9270 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
9271 generate a real label.
9272 (output_cfi_directive): New.
9273 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
9274 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
9275 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
9277 (dwarf2out_end_epilogue): Emit .cfi_endproc.
9278 (output_loc_operands_raw, output_loc_sequence_raw): New.
9279 (output_cfa_loc_raw): New.
9281 2008-08-05 Paul Brook <paul@codesourcery.com>
9283 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
9284 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
9285 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
9286 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
9287 * config/arm/arm.h (TARGET_VFPD32): Define.
9288 (TARGET_VFP3): Use TARGET_VFPD32.
9289 (fputype): Add FPUTYPE_VFP3D16.
9290 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
9291 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
9292 * config/arm/arm-cores.def: Add cortex-r4f.
9293 * config/arm/arm-tune.md: Regenerate.
9295 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9297 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
9298 Reword some comments throughout the file.
9300 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
9301 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
9302 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
9303 MFC_MIN_DMA_LIST_ELEMENTS.
9304 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
9305 MFC_MAX_DMA_LIST_ELEMENTS.
9307 (MFC_START_ENABLE): Remove PPU-only define.
9308 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
9309 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
9311 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
9312 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
9313 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
9314 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
9315 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
9316 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
9317 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
9319 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
9320 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
9321 (mfc_sdcrt, mfc_sdcrtst): Likewise.
9322 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
9324 (spu_read_machine_status): Fix typo.
9326 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9328 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
9329 SUBREG of multi-word hard register.
9330 * config/spu/spu.c (valid_subreg): Likewise.
9331 (adjust_operand): Handle SUBREGs of multi-word hard registers.
9333 2008-08-04 Richard Guenther <rguenther@suse.de>
9335 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
9336 the candidate with the stripped base if that base is different
9337 from the original base even for offset zero.
9339 2008-08-04 Richard Guenther <rguenther@suse.de>
9342 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
9343 check for no_overflow.
9345 2008-08-04 Richard Guenther <rguenther@suse.de>
9347 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
9349 2008-08-04 Paul Brook <paul@codesourcery.com>
9351 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
9352 (arm_order_regs_for_local_alloc): New function.
9353 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
9355 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
9357 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9360 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
9361 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
9362 (ix86_expand_epilogue): Likewise.
9364 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9366 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
9369 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9371 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
9372 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
9373 (*movv2sf_internal_rex64): Ditto.
9375 2008-08-03 Jan Hubicka <jh@suse.cz>
9377 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
9378 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
9379 * expmed.c (expand_smod_pow2): Likewise.
9381 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9384 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
9385 alternative 0 of operand 1.
9386 (*vec_concatv2di_rex64_sse): Ditto.
9387 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
9389 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
9390 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
9391 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
9392 (*movv2sf_internal_rex64): Ditto.
9394 2008-08-02 Richard Guenther <rguenther@suse.de>
9397 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
9398 (ssedoublesizemode): New mode attribute.
9399 (sse_shufps): Call gen_sse_shufps_v4sf.
9400 (sse_shufps_1): Macroize.
9401 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
9402 (sse2_shufpd_1): Macroize.
9403 (vec_extract_odd, vec_extract_even): New expanders.
9404 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
9405 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
9406 * i386.c (ix86_expand_vector_init_one_nonzero): Call
9407 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
9408 (ix86_expand_vector_set): Likewise.
9409 (ix86_expand_reduc_v4sf): Likewise.
9411 2008-08-01 Doug Kwan <dougkwan@google.com>
9413 * matrix-reorg.c: Re-enable all code.
9414 (struct malloc_call_data): Change CALL_STMT to gimple type.
9415 (collect_data_for_malloc_call): Tuplify.
9416 (struct access_site_info): Change STMT to gimple type.
9417 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
9418 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
9419 (struct free_info): Change STMT to gimple type.
9420 (struct matrix_access_phi_node): Change PHI to gimple type.
9421 (get_inner_of_cast_expr): Remove.
9422 (may_flatten_matrices_1): Tuplify.
9423 (may_flatten_matrices): Ditto.
9424 (mark_min_matrix_escape_level): Ditto.
9425 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
9426 (ssa_accessed_in_call_rhs): New
9427 (ssa_accessed_in_assign_rhs): New
9428 (record_access_alloc_site_info): Tuplify.
9429 (add_allocation_site): Ditto.
9430 (analyze_matrix_allocation_site): Ditto.
9431 (analyze_transpose): Ditto.
9432 (get_index_from_offset): Ditto.
9433 (update_type_size): Ditto.
9434 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
9435 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
9436 (analyze_accesses_for_phi_node): Tuplify.
9437 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
9438 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
9439 (analyze_matrix_accesses): Tuplify.
9440 (check_var_data): New call-back type for check_var_notmodified_p.
9441 (check_var_notmodified_p): Tuplify and use call-back struct to
9442 return statement found.
9443 (can_calculate_expr_before_stmt): Factor out statement related code
9445 (can_calculate_stmt_before_stmt): New.
9446 (check_allocation_function): Tuplify.
9447 (find_sites_in_func): Ditto.
9448 (record_all_accesses_in_func): Ditto.
9449 (transform_access_sites): Ditto.
9450 (transform_allocation_sites): Ditto.
9451 (matrix_reorg): Re-enable.
9452 (gate_matrix_reorg): Re-enable.
9454 2008-08-01 Jakub Jelinek <jakub@redhat.com>
9456 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
9457 for labels for which it hasn't been set yet. If it has been set,
9458 stop walking insns and continue with next worklist item.
9459 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
9460 if the only BARRIER is at the very end of a function.
9462 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9464 * cfgexpand.c (expand_stack_alignment): Assert that
9465 stack_realign_drap and drap_rtx must match.
9467 * function.c (instantiate_new_reg): If DRAP is used to realign
9468 stack, replace virtual_incoming_args_rtx with internal arg
9471 2008-08-01 Richard Guenther <rguenther@suse.de>
9473 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
9474 loop information only if we initialized it.
9475 (execute_pre): Call fini_pre with in_fre.
9476 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
9477 if we do not unroll because we hit max-completely-peeled-insns.
9478 Use our estimation for consistency, do allow shrinking.
9480 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9482 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
9483 with MIN_STACK_BOUNDARY.
9484 (ix86_update_stack_boundary): Likewise.
9485 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
9488 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
9489 (MIN_STACK_BOUNDARY): This.
9491 2008-08-01 Richard Guenther <rguenther@suse.de>
9494 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
9496 2008-08-01 Richard Guenther <rguenther@suse.de>
9498 PR tree-optimization/36988
9499 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
9500 do not matter if that doesn't change volatile qualification.
9502 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
9504 * configure.ac: Do not generate libada-mk. Do not subst
9506 * libada-mk.in: Remove.
9507 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
9508 * configure: Regenerate.
9510 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
9512 * tree-pass.h: Added comment about not dumping passes with name
9513 starting with star in struct opt_pass.
9514 * passes.c (register_dump_files_1): Don't do dump for a pass with
9515 name starting with star.
9516 * doc/passes.texi (Pass manager): Mention pass names and special
9517 meaning of star prefix to avoid dump.
9519 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
9521 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
9523 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
9524 (ISA_MIPS64R2): New macro.
9525 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
9526 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
9527 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
9528 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
9529 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
9530 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
9531 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
9532 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
9533 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
9534 Move up to keep list alphabetically sorted.
9535 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
9536 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
9538 * doc/invoke.texi (MIPS Options): Add -mips64r2.
9539 (-march=@var{arch}): Add mips64r2.
9541 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9543 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
9545 2008-07-31 Steve Ellcey <sje@cup.hp.com>
9547 * expr.c (expand_assignment): Check for complete type.
9549 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9552 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
9554 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
9555 for stack alignment.
9557 * function.h (rtl_data): Add stack_realign_tried. Update comments.
9559 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
9561 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
9562 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
9564 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9566 PR rtl-optimization/36419
9567 * dwarf2out.c (barrier_args_size): New variable.
9568 (compute_barrier_args_size, compute_barrier_args_size_1): New
9570 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
9571 if not called yet in the current function, use barrier_args_size
9572 array to find the new args_size value.
9573 (dwarf2out_frame_debug): Free and clear barrier_args_size.
9575 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9578 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
9581 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9584 * dwarf2out.c (dwarf2out_args_size_adjust): New.
9585 (dwarf2out_stack_adjust): Use it.
9586 (dwarf2out_frame_debug_expr): Likewise.
9588 2008-07-31 Richard Guenther <rguenther@suse.de>
9590 PR tree-optimization/36978
9591 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
9592 the generated condition.
9594 2008-07-31 Richard Guenther <rguenther@suse.de>
9596 * passes.c (init_optimization_passes): Always call
9597 pass_early_warn_uninitialized.
9598 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
9599 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
9600 * doc/passes.texi (Warn for uninitialized variables): Adjust.
9602 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9605 * builtins.c (maybe_emit_free_warning): New function.
9606 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
9607 maybe_emit_free_warning for BUILT_IN_FREE.
9610 * dwarf2out.c (get_context_die): New function.
9611 (force_decl_die, force_type_die): Use it.
9612 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
9613 returns NULL, force generation of DW_TAG_typedef and put that into
9616 PR preprocessor/36649
9617 * c-pch.c (c_common_read_pch): Save and restore
9618 line_table->trace_includes across PCH restore.
9620 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
9623 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
9625 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
9628 * final.c (call_from_call_insn): Handle COND_EXEC.
9630 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9632 * builtins.c (std_gimplify_va_arg_expr): Replace
9633 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
9634 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9636 2008-07-30 Joey Ye <joey.ye@intel.com>
9637 H.J. Lu <hongjiu.lu@intel.com>
9639 * builtins.c (expand_builtin_setjmp_receiver): Replace
9640 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
9641 (expand_builtin_apply_args_1): Likewise.
9642 (expand_builtin_longjmp): Need DRAP for stack alignment.
9643 (expand_builtin_apply): Likewise.
9645 * caller-save.c (setup_save_areas): Call assign_stack_local_1
9646 instead of assign_stack_local to allow alignment reduction.
9648 * calls.c (emit_call_1): Need DRAP for stack alignment if
9650 (expand_call): Replace virtual_incoming_args_rtx with
9651 crtl->args.internal_arg_pointer.
9652 * stmt.c (expand_nl_goto_receiver): Likewise.
9654 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
9655 alignment and store to stack_alignment_estimated and
9656 max_used_stack_slot_alignment.
9657 (expand_one_var): Likewise.
9658 (expand_stack_alignment): New function.
9659 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
9660 and stack_alignment_estimated fields in rtl_data. Call
9661 expand_stack_alignment at end.
9663 * defaults.h (INCOMING_STACK_BOUNDARY): New.
9664 (MAX_STACK_ALIGNMENT): Likewise.
9665 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
9666 (SUPPORTS_STACK_ALIGNMENT): Likewise.
9668 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
9669 stack alignment when generating virtual registers.
9671 * function.c (assign_stack_local): Renamed to ...
9672 (assign_stack_local_1): This. Add a parameter to indicate
9673 if it is OK to reduce alignment.
9674 (assign_stack_local): Use it.
9675 (instantiate_new_reg): Instantiate virtual incoming args rtx
9676 to vDRAP if stack realignment and DRAP is needed.
9677 (assign_parms): Collect parameter/return type alignment and
9678 contribute to stack_alignment_estimated.
9679 (locate_and_pad_parm): Likewise.
9680 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
9681 with crtl->args.internal_arg_pointer.
9683 * function.h (rtl_data): Add new field drap_reg,
9684 max_used_stack_slot_alignment, stack_alignment_estimated,
9685 stack_realign_needed, need_drap, stack_realign_processed and
9686 stack_realign_finalized.
9687 (stack_realign_fp): New macro.
9688 (stack_realign_drap): Likewise.
9690 * global.c (compute_regsets): Frame pointer is needed when
9691 stack is realigned. Can eliminate frame pointer when stack is
9692 realigned and dynamic realigned argument pointer isn't used.
9694 * reload1.c (update_eliminables): Frame pointer is needed
9695 when stack is realigned.
9696 (init_elim_table): Can eliminate frame pointer when stack is
9697 realigned and dynamic realigned argument pointer isn't used.
9699 * rtl.h (assign_stack_local_1): Declare new funtion.
9701 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
9702 (TARGET_GET_DRAP_RTX): Likewise.
9703 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
9704 TARGET_GET_DRAP_RTX.
9706 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
9708 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
9709 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
9711 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
9712 H.J. Lu <hongjiu.lu@intel.com>
9714 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
9715 vdrap_reg, stack_realign and drap_reg_saved.
9716 (add_cfi): Don't allow redefining CFA when DRAP is used.
9717 (reg_save): Handle stack alignment.
9718 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
9719 alignment. Don't generate DWARF information for (set fp sp)
9721 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
9723 (int_loc_descriptor): Move prototype forward. Also define if
9724 DWARF2_UNWIND_INFO is true.
9725 (output_cfa_loc): Handle DW_CFA_expression.
9726 (build_cfa_aligned_loc): New.
9727 (based_loc_descr): Update assert for stack realign. For local
9728 variables, use sp+offset when stack is aligned without drap and
9729 fp+offset when stack is aligned with drap. For arguments, use
9730 cfa+offset when drap is used to align stack.
9732 2008-07-30 Joey Ye <joey.ye@intel.com>
9733 H.J. Lu <hongjiu.lu@intel.com>
9735 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
9737 (ix86_gen_andsp): New.
9738 (ix86_user_incoming_stack_boundary): Likewise.
9739 (ix86_default_incoming_stack_boundary): Likewise.
9740 (ix86_incoming_stack_boundary): Likewise.
9741 (ix86_can_eliminate): Likewise.
9742 (find_drap_reg): Likewise.
9743 (ix86_update_stack_boundary): Likewise.
9744 (ix86_get_drap_rtx): Likewise.
9745 (ix86_finalize_stack_realign_flags): Likewise.
9746 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
9747 (TARGET_GET_DRAP_RTX): Likewise.
9748 (override_options): Overide option value for new options.
9749 (ix86_function_ok_for_sibcall): Remove check for
9750 force_align_arg_pointer.
9751 (ix86_handle_cconv_attribute): Likewise.
9752 (ix86_function_regparm): Likewise.
9753 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
9754 (ix86_va_start): Replace virtual_incoming_args_rtx with
9755 crtl->args.internal_arg_pointer.
9756 (ix86_select_alt_pic_regnum): Check DRAP register.
9757 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
9758 (ix86_compute_frame_layout): Compute frame layout wrt stack
9760 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
9761 (ix86_expand_prologue): Decide if stack realignment is needed
9762 and generate prologue code accordingly.
9763 (ix86_expand_epilogue): Generate epilogue code wrt stack
9764 realignment is really needed or not.
9766 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
9767 (ABI_STACK_BOUNDARY): Likewise.
9768 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
9769 (STACK_REALIGN_DEFAULT): Likewise.
9770 (INCOMING_STACK_BOUNDARY): Likewise.
9771 (MAX_STACK_ALIGNMENT): Likewise.
9772 (ix86_incoming_stack_boundary): Likewise.
9773 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
9774 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
9775 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
9776 (machine_function): Remove force_align_arg_pointer.
9778 * config/i386/i386.md (BX_REG): New.
9779 (R13_REG): Likewise.
9781 * config/i386/i386.opt (mforce_drap): New.
9782 (mincoming-stack-boundary): Likewise.
9783 (mstackrealign): Add Init(-1).
9785 * config/i386/i386-protos.h (ix86_can_eliminate): New
9787 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9789 * doc/extend.texi: Update force_align_arg_pointer.
9791 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
9794 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
9795 (INCOMING_STACK_BOUNDARY): Likewise.
9796 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
9797 (TARGET_GET_DRAP_RTX): Likewise.
9799 2008-07-30 Andreas Schwab <schwab@suse.de>
9801 PR rtl-optimization/36929
9802 * dse.c (replace_inc_dec): Use emit_insn_before instead of
9803 add_insn_before and fix argument order.
9804 (replace_inc_dec_mem): Handle NULL rtx.
9806 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
9808 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
9810 (arm_compute_initial_elimination_offset): Use it.
9811 (arm_compute_save_reg_mask): Include static chain save slot when
9812 calculating alignment.
9813 (arm_get_frame_offsets): Ditto.
9814 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
9815 that we can use to decrement the stack when the stack decrement
9816 could be too big for an immediate value in a single insn.
9817 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
9819 2008-07-30 Richard Guenther <rguenther@suse.de>
9821 PR tree-optimization/36967
9822 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
9823 Release defs of statements we remove.
9825 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9827 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
9828 instead of NULL_RTVEC.
9830 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9834 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
9837 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
9839 * final.c (call_from_call_insn): New.
9840 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
9842 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
9844 * configure.ac: Substitute ADA_CFLAGS.
9845 * configure: Regenerate.
9846 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
9847 * Makefile.in: Remove mention of X_* variables.
9848 * config/pa/x-ada-hpux10: Remove.
9849 * config/pa/x-ada: Remove.
9851 * doc/fragments.texi: Update.
9853 2008-07-30 Olivier Hainque <hainque@adacore.com>
9855 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
9856 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
9857 __dso_handle explicitly here.
9859 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9862 * c-typeck.c (build_binary_op): Encapsulate code into...
9863 * c-common.c (shorten_binary_op): ...this new function.
9864 (conversion_warning): Use the new function. Handle non-negative
9865 constant in bitwise-and.
9866 * c-common.h (shorten_binary_op): Declare.
9868 2008-07-30 Olivier Hainque <hainque@adacore.com>
9870 * scan.c (make_sstring_space): Add explicit conversions of
9871 allocator's return value.
9872 * fix-header.c (recognized_function): Likewise.
9874 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9876 * doc/cpp.texi: Update to GFDL 1.2.
9877 * doc/gcc.texi: Do not list GPL as Invariant Section.
9878 * doc/gccint.texi: Likewise. Update copyright years.
9879 * doc/install.texi: Update copyright years.
9881 2008-07-30 Alan Modra <amodra@bigpond.net.au>
9884 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
9885 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
9887 2008-07-29 Jan Hubicka <jh@suse.cz>
9889 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
9890 (grokdeclarator): Likewise.
9891 * langhooks.c (lhd_warn_unused_global_decl): Use
9892 DECL_DECLARED_INLINE_P.
9893 * print-tree.c (print_node): Remove DECL_INLINE check.
9895 2008-07-29 Richard Guenther <rguenther@suse.de>
9897 PR tree-optimization/36945
9898 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
9899 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
9900 Record invariant addresses un-decomposed.
9901 (copy_reference_ops_from_call): Record reference call
9902 arguments properly. Simplify.
9903 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
9904 helper split out from ...
9905 (create_component_ref_by_pieces): ... here. Simplify.
9906 Prepare for recursive invocation for call arguments.
9907 (create_expression_by_pieces): Adjust call to
9908 create_component_ref_by_pieces.
9909 (compute_avail): Process operand 2 of reference ops.
9911 2008-07-29 Richard Guenther <rguenther@suse.de>
9913 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
9915 2008-07-29 Jakub Jelinek <jakub@redhat.com>
9917 * c-format.c (check_format_types): Revert unwanted checkin.
9919 2008-07-29 Jan Hubicka <jh@suse.cz>
9921 * flags.h (flag_really_no_inline): Remove.
9922 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
9923 * toplev.c (flag_really_no_inline): Remove.
9924 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
9925 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
9926 (cgraph_decide_inlining_incrementally): Likewise.
9927 (compute_inline_parameters): Likewise.
9928 * opts.c (decode_options): Simplify.
9929 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
9930 * common.opt (finline): Initialize to 1.
9931 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
9933 2008-07-29 Jan Hubicka <jh@suse.cz>
9935 * predict.c (always_optimize_for_size_p): New function.
9936 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9937 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9938 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
9940 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
9941 * function.c (prepare_function_start): Set default profile.
9942 * function.h (rtl_data): Add maybe_hot_insn_p.
9943 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
9944 (construct_exit_block): Likewise.
9945 (tree_expand_cfg): Likewise.
9947 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9948 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9949 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
9950 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
9953 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9956 * c-decl.c (merge_decls): Merge USED flags.
9958 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
9960 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
9961 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
9962 next_stack, lab_false and lab_over trees.
9964 2008-07-28 Richard Guenther <rguenther@suse.de>
9966 PR tree-optimization/36957
9967 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
9968 (useless_type_conversion_p): Remove.
9969 (types_compatible_p): Remove.
9970 * gimple.h (tree_ssa_useless_type_conversion): Declare.
9971 (useless_type_conversion_p): Declare.
9972 (types_compatible_p): Declare.
9973 (gimple_expr_type): Return the base type only if it is
9974 trivially convertible to the subtype.
9976 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
9978 * configure.ac: Use the m4_do macro to concatenate the warnings into
9979 one string in ACX_PROG_CC_WARNING_OPTS,
9980 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
9981 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
9982 * configure: Regenerate.
9984 2008-07-28 Richard Guenther <rguenther@suse.de>
9986 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
9987 (insert_fake_stores): Remove.
9988 (realify_fake_stores): Likewise.
9989 (execute_pre): Remove dead code.
9990 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
9991 (find_func_aliases): Deal with it here instead.
9992 Re-enable gcc_unreachable call.
9994 2008-07-28 Richard Guenther <rguenther@suse.de>
9996 Merge from gimple-tuples-branch.
9998 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
9999 * gimple.def: New file.
10000 * gsstruct.def: Likewise.
10001 * gimple-iterator.c: Likewise.
10002 * gimple-pretty-print.c: Likewise.
10003 * tree-gimple.c: Removed. Merged into ...
10004 * gimple.c: ... here. New file.
10005 * tree-gimple.h: Removed. Merged into ...
10006 * gimple.h: ... here. New file.
10008 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
10009 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
10010 --enable-checking=gimple flag.
10011 * config.in: Likewise.
10012 * configure: Regenerated.
10014 * tree-ssa-operands.h: Tuplified.
10015 * tree-vrp.c: Likewise.
10016 * tree-loop-linear.c: Likewise.
10017 * tree-into-ssa.c: Likewise.
10018 * tree-ssa-loop-im.c: Likewise.
10019 * tree-dump.c: Likewise.
10020 * tree-complex.c: Likewise.
10021 * cgraphbuild.c: Likewise.
10022 * tree-ssa-threadupdate.c: Likewise.
10023 * tree-ssa-loop-niter.c: Likewise.
10024 * tree-pretty-print.c: Likewise.
10025 * tracer.c: Likewise.
10026 * gengtype.c: Likewise.
10027 * tree-loop-distribution.c: Likewise.
10028 * tree-ssa-loop-unswitch.c: Likewise.
10029 * cgraph.c: Likewise.
10030 * cgraph.h: Likewise.
10031 * tree-ssa-loop-manip.c: Likewise.
10032 * value-prof.c: Likewise.
10033 * tree-ssa-loop-ch.c: Likewise.
10034 * tree-tailcall.c: Likewise.
10035 * value-prof.h: Likewise.
10036 * tree.c: Likewise.
10037 * tree.h: Likewise.
10038 * tree-pass.h: Likewise.
10039 * ipa-cp.c: Likewise.
10040 * tree-scalar-evolution.c: Likewise.
10041 * tree-scalar-evolution.h: Likewise.
10042 * target.h: Likewise.
10043 * lambda-mat.c: Likewise.
10044 * tree-phinodes.c: Likewise.
10045 * diagnostic.h: Likewise.
10046 * builtins.c: Likewise.
10047 * tree-ssa-alias-warnings.c: Likewise.
10048 * cfghooks.c: Likewise.
10049 * fold-const.c: Likewise.
10050 * cfghooks.h: Likewise.
10051 * omp-low.c: Likewise.
10052 * tree-ssa-dse.c: Likewise.
10053 * ipa-reference.c: Likewise.
10054 * tree-ssa-uncprop.c: Likewise.
10055 * toplev.c: Likewise.
10056 * tree-gimple.c: Likewise.
10057 * tree-gimple.h: Likewise.
10058 * tree-chrec.c: Likewise.
10059 * tree-chrec.h: Likewise.
10060 * tree-ssa-sccvn.c: Likewise.
10061 * tree-ssa-sccvn.h: Likewise.
10062 * cgraphunit.c: Likewise.
10063 * tree-ssa-copyrename.c: Likewise.
10064 * tree-ssa-ccp.c: Likewise.
10065 * tree-ssa-loop-ivopts.c: Likewise.
10066 * tree-nomudflap.c: Likewise.
10067 * tree-call-cdce.c: Likewise.
10068 * ipa-pure-const.c: Likewise.
10069 * c-format.c: Likewise.
10070 * tree-stdarg.c: Likewise.
10071 * tree-ssa-math-opts.c: Likewise.
10072 * tree-ssa-dom.c: Likewise.
10073 * tree-nrv.c: Likewise.
10074 * tree-ssa-propagate.c: Likewise.
10075 * ipa-utils.c: Likewise.
10076 * tree-ssa-propagate.h: Likewise.
10077 * tree-ssa-alias.c: Likewise.
10078 * gimple-low.c: Likewise.
10079 * tree-ssa-sink.c: Likewise.
10080 * ipa-inline.c: Likewise.
10081 * c-semantics.c: Likewise.
10082 * dwarf2out.c: Likewise.
10083 * expr.c: Likewise.
10084 * tree-ssa-loop-ivcanon.c: Likewise.
10085 * predict.c: Likewise.
10086 * tree-ssa-loop.c: Likewise.
10087 * tree-parloops.c: Likewise.
10088 * tree-ssa-address.c: Likewise.
10089 * tree-ssa-ifcombine.c: Likewise.
10090 * matrix-reorg.c: Likewise.
10091 * c-decl.c: Likewise.
10092 * tree-eh.c: Likewise.
10093 * c-pretty-print.c: Likewise.
10094 * lambda-trans.c: Likewise.
10095 * function.c: Likewise.
10096 * langhooks.c: Likewise.
10097 * ebitmap.h: Likewise.
10098 * tree-vectorizer.c: Likewise.
10099 * function.h: Likewise.
10100 * langhooks.h: Likewise.
10101 * tree-vectorizer.h: Likewise.
10102 * ipa-type-escape.c: Likewise.
10103 * ipa-type-escape.h: Likewise.
10104 * domwalk.c: Likewise.
10105 * tree-if-conv.c: Likewise.
10106 * profile.c: Likewise.
10107 * domwalk.h: Likewise.
10108 * tree-data-ref.c: Likewise.
10109 * tree-data-ref.h: Likewise.
10110 * tree-flow-inline.h: Likewise.
10111 * tree-affine.c: Likewise.
10112 * tree-vect-analyze.c: Likewise.
10113 * c-typeck.c: Likewise.
10114 * gimplify.c: Likewise.
10115 * coretypes.h: Likewise.
10116 * tree-ssa-phiopt.c: Likewise.
10117 * calls.c: Likewise.
10118 * tree-ssa-coalesce.c: Likewise.
10119 * tree.def: Likewise.
10120 * tree-dfa.c: Likewise.
10121 * except.c: Likewise.
10122 * except.h: Likewise.
10123 * cfgexpand.c: Likewise.
10124 * tree-cfgcleanup.c: Likewise.
10125 * tree-ssa-pre.c: Likewise.
10126 * tree-ssa-live.c: Likewise.
10127 * tree-sra.c: Likewise.
10128 * tree-ssa-live.h: Likewise.
10129 * tree-predcom.c: Likewise.
10130 * lambda.h: Likewise.
10131 * tree-mudflap.c: Likewise.
10132 * ipa-prop.c: Likewise.
10133 * print-tree.c: Likewise.
10134 * tree-ssa-copy.c: Likewise.
10135 * ipa-prop.h: Likewise.
10136 * tree-ssa-forwprop.c: Likewise.
10137 * ggc-page.c: Likewise.
10138 * c-omp.c: Likewise.
10139 * tree-ssa-dce.c: Likewise.
10140 * tree-vect-patterns.c: Likewise.
10141 * tree-ssa-ter.c: Likewise.
10142 * tree-nested.c: Likewise.
10143 * tree-ssa.c: Likewise.
10144 * lambda-code.c: Likewise.
10145 * tree-ssa-loop-prefetch.c: Likewise.
10146 * tree-inline.c: Likewise.
10147 * tree-inline.h: Likewise.
10148 * tree-iterator.c: Likewise.
10149 * tree-optimize.c: Likewise.
10150 * tree-ssa-phiprop.c: Likewise.
10151 * tree-vect-transform.c: Likewise.
10152 * tree-object-size.c: Likewise.
10153 * tree-outof-ssa.c: Likewise.
10154 * cfgloop.c: Likewise.
10155 * system.h: Likewise.
10156 * tree-profile.c: Likewise.
10157 * cfgloop.h: Likewise.
10158 * c-gimplify.c: Likewise.
10159 * c-common.c: Likewise.
10160 * tree-vect-generic.c: Likewise.
10161 * tree-flow.h: Likewise.
10162 * c-common.h: Likewise.
10163 * basic-block.h: Likewise.
10164 * tree-ssa-structalias.c: Likewise.
10165 * tree-switch-conversion.c: Likewise.
10166 * tree-ssa-structalias.h: Likewise.
10167 * tree-cfg.c: Likewise.
10168 * passes.c: Likewise.
10169 * ipa-struct-reorg.c: Likewise.
10170 * ipa-struct-reorg.h: Likewise.
10171 * tree-ssa-reassoc.c: Likewise.
10172 * cfgrtl.c: Likewise.
10173 * varpool.c: Likewise.
10174 * stmt.c: Likewise.
10175 * tree-ssanames.c: Likewise.
10176 * tree-ssa-threadedge.c: Likewise.
10177 * langhooks-def.h: Likewise.
10178 * tree-ssa-operands.c: Likewise.
10179 * config/alpha/alpha.c: Likewise.
10180 * config/frv/frv.c: Likewise.
10181 * config/s390/s390.c: Likewise.
10182 * config/m32c/m32c.c: Likewise.
10183 * config/m32c/m32c-protos.h: Likewise.
10184 * config/spu/spu.c: Likewise.
10185 * config/sparc/sparc.c: Likewise.
10186 * config/i386/i386.c: Likewise.
10187 * config/sh/sh.c: Likewise.
10188 * config/xtensa/xtensa.c: Likewise.
10189 * config/stormy16/stormy16.c: Likewise.
10190 * config/ia64/ia64.c: Likewise.
10191 * config/rs6000/rs6000.c: Likewise.
10192 * config/pa/pa.c: Likewise.
10193 * config/mips/mips.c: Likewise.
10195 2008-07-28 Simon Baldwin <simonb@google.com>
10197 * c-pragma.c (handle_pragma_message): New function.
10198 (init_pragma): Register handle_pragma_message.
10199 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
10202 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
10204 PR tree-optimization/35252
10205 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
10206 REALPART_EXPR to be considered as same load operation.
10208 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
10210 PR tree-optimization/36830
10211 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
10212 (expressions_equal_p): Return false if only one operand is null.
10214 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
10216 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
10217 version requirements.
10219 2008-07-26 Olivier Hainque <hainque@adacore.com>
10221 * collect2.c (symkind): New enum. Symbol kinds we care about.
10222 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
10223 code and head comment accordingly.
10224 (scan_prog_file): Use symkind names instead of bare integers.
10226 2008-07-25 Jan Hubicka <jh@suse.cz>
10228 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
10230 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
10231 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
10232 * dojump.c (clear_pending_stack_adjust): Likewise.
10233 * print-tree.c (print_node): Ignore DECL_INLINE.
10234 * tree-inline.c (inlinable_function_p): Likewise.
10236 2008-07-25 Michael Meissner <gnu@the-meissners.org>
10238 * doc/extend.texi (hot attribute): Document that the hot attribute
10239 turns on -O3 for some ports.
10240 (cold attribute): Document that the cold attribute turns on -Os
10243 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
10244 reflect function specific option support.
10246 * target.h (struct target_option_hooks): Add fields to say whether
10247 the cold attribute implies -Os and the hot attribute implies -O3.
10249 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
10250 By default, do not turn on -Os for cold functions.
10251 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
10252 not turn on -O3 for hot functions.
10254 * c-common.c (handle_hot_attribute): Use target hook to determine
10255 if hot functions should enable -O3.
10256 (handle_cold_attribute): Use target hook to determine if cold
10257 functions should enable -Os.
10259 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
10260 (override_options): Move disable scheduling to
10261 optimization_options.
10262 (optimization_options): Disable scheduling here, not
10264 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10265 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10267 * config/ia64/ia64.c (ia64_override_options): Move setting
10268 scheduling flags to ia64_optimization_options.
10269 (ia64_optimization_options): Disable scheduling options here, and
10270 not in ia64_override_options.
10271 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10272 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10274 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
10277 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
10279 2008-07-25 Martin Jambor <mjambor@suse.cz>
10281 PR tree-optimization/36926
10282 * ipa-prop.c (ipa_analyze_call_uses): Call
10283 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
10285 2008-07-25 Joseph Myers <joseph@codesourcery.com>
10287 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10288 movv2si_internal): Add mem = reg alternative.
10290 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
10293 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
10294 DEFAULT_PCC_STRUCT_RETURN to 127.
10296 2008-07-24 Jan Hubicka <jh@suse.cz>
10298 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
10299 (build_cgraph_edges): Likewise.
10300 * cgraph.c (cgraph_node): Do not update assembler hash.
10301 (cgraph_remove_node): Drop non-unit-at-a-time code.
10302 * tree-pass.h (pass_O0_always_inline): Remove.
10303 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
10304 * toplev.c (process_options): Flag unit-at-a-time does not imply
10305 no section anchors.
10306 * cgraphunit.c: Update comments.
10307 (decide_is_function_needed): Drop non-unit-at-a-time mode.
10308 (cgraph_assemble_pending_functions): Remove.
10309 (cgraph_reset_node): Drop non-unit-at-a-time code.
10310 (cgraph_finalize_function): Likewise.
10311 (cgraph_analyze_function): Likewise.
10312 (cgraph_finalize_compilation_unit): Likewise.
10313 (cgraph_expand_function): Likewise.
10314 (cgraph_optimize): Likesise.
10315 (save_inline_function_body): Likewise.
10316 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
10317 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
10318 * ipa-inline.c: Update comments.
10319 (enum inlining_mode): remove INLINE_SPEED.
10320 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
10321 (cgraph_mark_inline_edge): Likewise.
10322 (try_inline): Likewise.
10323 (cgraph_decide_inlining_incrementally): Likewise.
10324 (cgraph_gate_inlining): Remove.
10325 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
10326 (cgraph_gate_early_inlining): Likewise.
10327 (gate_inline_passes): Remove.
10328 (pass_inline_parameters, pass_ipa_inline): Remove gates.
10329 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10330 pass_O0_always_inline): Remove.
10331 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
10332 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
10333 * opts.c (no_unit_at_a_time_default): Remove.
10334 (decode_options): Remove flag_unit_at_a_time reset and warning.
10335 * opts.h (no_unit_at_a_time_default): Remove.
10336 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
10337 early in GNU dialect.
10338 (merge_decls): Update comment; drop unit-at-a-time check.
10339 (finish_decl): Likewise.
10340 (grok_declaration): Remove flag_inline_trees code.
10341 (finish_functions): Return on function returning non-void on all
10343 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
10344 * cfgexpand.c (expand_one_static_var): Remove.
10345 (expand_one_var): Remove expand_one_static_var call.
10346 (expand_used_vars_for_block): Remove flag_unit_a_time check.
10347 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
10348 and flag_unit_at_a-time compatibility checks.
10349 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
10350 * tree-inline.c (flag_inline_trees): Remove.
10351 (inlinable_function_p): Don't check it.
10352 (expand_call_inline): Remove non-unit-at-a-time code.
10353 * tree-inline.h (flag_inline_trees): Remove.
10354 * tree-optimize.c (execute_early_local_optimizations): Remove
10355 unit-at-a-time checks.
10356 (tree_rest_of_compilation): Likewise.
10357 * combine.c (setup_incoming_promotions): Likewise.
10358 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
10359 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
10360 * passes.c (pass_inline_parameters): Update comments; remove
10361 O0_alwaysinline pass.
10362 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
10363 (execute_one_pass): Likewise.
10364 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
10365 (ix86_function_sseregparm): Likewise.
10366 * arm.c (arm_function_in_section_p): Likewise.
10367 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
10368 * varpool.c: Update comments.
10369 (decide_is_variable_needed): Remove unit-at-a-time checks.
10370 (varpool_finalize_decl): Likewise.
10372 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
10374 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
10375 to 2 instead of -1.
10376 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
10378 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
10380 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
10381 imp symbol extension.
10383 2008-07-23 Ian Lance Taylor <iant@google.com>
10385 * tree-vrp.c (infer_value_range): Ignore asm statements when
10386 looking for memory accesses for -fdelete-null-pointer-checks.
10388 2008-07-24 Ben Elliston <bje@au.ibm.com>
10390 * config/spu/spu-c.c (__vector_keyword): New variable.
10391 (vector_keyword): Likewise.
10392 (spu_categorize_keyword): New function.
10393 (spu_macro_to_expand): Likewise.
10394 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
10395 compiling an ISO C dialect.
10397 2008-07-24 Ben Elliston <bje@au.ibm.com>
10399 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
10400 conventional usage.
10402 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10404 * configure: Regenerate.
10405 * configure.ac: Require texinfo 4.7.
10406 * doc/install.texi: Document texinfo 4.7 requirement.
10408 2008-07-23 Martin Jambor <mjambor@suse.cz>
10410 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
10411 rather than for DECL_SAVED_TREE.
10412 * ipa-prop.c: Include diagnostic.h.
10413 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
10415 (ipa_detect_param_modifications): Function rewritten from scratch.
10416 (ipa_compute_jump_functions): Changed accesses to modification flags.
10417 (ipa_free_node_params_substructures): Update flags destruction.
10418 (ipa_node_duplication_hook): Update flags duplication.
10419 (ipa_print_all_params_modified): Updated flag access.
10420 * ipa-prop.h (struct ipa_param_flags): New structure.
10421 (struct ipa_node_params): New field modification_analysis_done,
10422 modified_flags changed into param_flags.
10423 (ipa_is_ith_param_modified): Changed to use new flags.
10424 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
10426 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
10427 ipa-cp.c and split into two functions.
10428 (ipa_print_node_jump_functions): New function.
10429 (compute_scalar_jump_functions): New function.
10430 (type_like_member_ptr_p): New function.
10431 (compute_pass_through_member_ptrs): New function.
10432 (fill_member_ptr_cst_jump_function): New function.
10433 (determine_cst_member_ptr): New function.
10434 (compute_cst_member_ptr_arguments): New function.
10435 (ipa_compute_jump_functions): Complete rewrite.
10436 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
10437 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
10438 (struct ipa_member_ptr_cst): New structure.
10439 (union jump_func_value): New field member_cst.
10440 * ipa-cp.c (ipcp_lat_is_insertable): New function.
10441 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
10442 jump function types.
10443 (ipcp_print_all_lattices): Slight fprintf rearrangement.
10444 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
10445 instead of ipcp_print_all_jump_functions.
10446 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
10447 only for replacable scalars.
10449 * doc/invoke.texi (Optimize options): Add description of
10450 -findirect-inlining.
10451 * common.opt (flag_indirect_inlining): New flag.
10452 * opts.c (decode_options): Set flag_indirect_inlining when
10455 * ipa-inline.c: Include ipa-prop.h.
10456 (inline_indirect_intraprocedural_analysis): New function.
10457 (inline_generate_summary): Allocate parameter and argument info
10458 structures, call inline_indirect_intraprocedural_analysis on each
10459 node when doing indirect inlining and deallocate indirect inlining
10460 data structures in the end.
10461 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
10462 (free_all_ipa_structures_after_iinln): New function.
10463 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
10465 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
10467 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
10468 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10469 of computing the frequency separately.
10470 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10471 of computing the frequency separately.
10472 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
10473 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
10474 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
10475 (ipa_get_stmt_member_ptr_load_param): New function.
10476 (ipa_is_ssa_with_stmt_def): New function.
10477 (ipa_note_param_call): New function.
10478 (ipa_analyze_call_uses): New function.
10479 (ipa_analyze_stmt_uses): New function.
10480 (ipa_analyze_params_uses): New function.
10481 (ipa_free_node_params_substructures): Also free the param_calls linked
10483 (ipa_node_duplication_hook): Also duplicate the param_calls
10485 (ipa_print_node_param_flags): New function.
10486 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
10487 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
10488 * ipa-prop.h (struct ipa_param_flags): New field called.
10489 (struct ipa_param_call_note): New structure.
10490 (struct ipa_node_params): New fields param_calls and
10491 uses_analysis_done.
10492 (ipa_is_ith_param_called): New function.
10493 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
10494 ipa_analyze_params_uses and dump parameter flags.
10496 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
10497 ipa_propagate_indirect_call_infos if performing indirect inlining,
10498 pass a new parameter new_edges to it.
10499 (add_new_edges_to_heap): New fucntion.
10500 (cgraph_decide_inlining_of_small_functions): New vector
10501 new_indirect_edges for newly found indirect edges , call
10502 ipa_propagate_indirect_call_infos after inlining.
10503 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
10504 inlining if performing indirect inlining. Call
10505 free_all_ipa_structures_after_iinln when doing so too.
10506 (inline_generate_summary): Do not call
10507 free_all_ipa_structures_after_iinln here.
10508 * ipa-prop.c (update_jump_functions_after_inlining): New function.
10509 (print_edge_addition_message): New function.
10510 (update_call_notes_after_inlining): New function.
10511 (propagate_info_to_inlined_callees): New function.
10512 (ipa_propagate_indirect_call_infos): New function.
10513 * ipa-prop.h: Include cgraph.h
10514 (struct ipa_param_call_note): Fields reordered, new field processed.
10515 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
10516 flag indirect_call.
10517 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
10518 rediscovered call statements.
10519 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
10520 (dump_cgraph_node): Dump also the indirect_call flag.
10521 (cgraph_clone_edge): Copy also the indirect_call flag.
10522 * tree-inline.c (copy_bb): Do not check for fndecls from call
10523 expressions, check for edge availability when moving clones.
10524 (get_indirect_callee_fndecl): New function.
10525 (expand_call_inline): If callee declaration is not apprent from
10526 the statement, try calling get_indirect_callee_fndecl. Do not
10527 issue warnings or call sorry when not inlinings an indirect edge.
10528 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
10530 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
10531 bit more frandly to matching.
10532 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
10533 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
10534 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
10536 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10539 * opth-gen.awk: Suppress function specific features when building
10541 * optc-gen.awk: Ditto.
10543 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10546 * diagnostic.c (pedwarn): Add opt parameter.
10548 * c-tree.h (pedwarn_init): Add opt parameter.
10549 (pedwarn_c90): Likewise.
10550 (pedwarn_c99): Likewise.
10551 * c-errors.c (pedwarn_c99): Likewise.
10552 (pedwarn_c90): Likewise.
10553 * toplev.h (pedwarn): Update declaration.
10554 (pedwarn0): Declare.
10555 * c-lex.c: All calls to pedwarn changed.
10556 * builtins.c: All calls to pedwarn changed.
10557 * toplev.c: All calls to pedwarn changed.
10558 * c-decl.c: All calls to pedwarn changed.
10559 * c-typeck.c: All calls to pedwarn changed.
10560 * c-common.c: All calls to pedwarn changed.
10561 * c-parser.c: All calls to pedwarn changed.
10563 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10564 Karthik Kumar <karthikkumar@gmail.com>
10566 * attribs.c (file scope): Include c-common.h.
10567 (decl_attributes): Add support for #pragma GCC optimize and
10568 #pragma GCC option.
10570 * targhooks.c (default_can_inline_p): New function that is the
10571 default for the TARGET_CAN_INLINE_P target hook.
10573 * targhooks.h (default_can_inline_p): Add declaration.
10575 * tree.c (cl_optimization_node): New static tree for building
10576 OPTIMIZATION_NODE tree.
10577 (cl_target_option_node): New static tree for building
10578 TARGET_OPTION_NODE tree.
10579 (cl_option_hash_table): New hash table for hashing
10580 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10581 (cl_option_hash_hash): New function to provide the hash value for
10582 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10583 (cl_option_hash_eq): New function to provide an equality test for
10584 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10585 (tree_code_size): Add support for OPTIMIZATION_NODE and
10586 TARGET_OPTION_NODE trees.
10587 (tree_code_structure): Add support for OPTIMIZATION_NODE and
10588 TARGET_OPTION_NODE trees.
10589 (build_optimization_node): Build a tree that has all of the
10590 current optimization options.
10591 (build_target_option_node): Build a tree that has the target
10592 options that might be changed on a per function basis.
10594 * tree.h (file scope): Include options.h.
10595 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
10596 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10597 (TREE_OPTIMIZATION): Ditto.
10598 (TREE_TARGET_SPECIFIC): Ditto.
10599 (struct tree_function_decl): Add fields for remembering the
10600 current optimization options and target specific options.
10601 (struct tree_optimization_option): New tree variant that remembers
10602 the optimization options.
10603 (struct tree_target_option): New tree variant that remembers the
10604 target specific flags that might change for compiling a particular
10606 (union tree_node): Include tree_optimization_option and
10607 tree_target_option fields.
10608 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
10609 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
10610 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
10611 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
10612 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
10613 optimization and target options.
10614 (optimization_default_node): New macro to refer to global_trees
10616 (optimization_current_node): Ditto.
10617 (optimization_cold_node): Ditto.
10618 (optimization_hot_node): Ditto.
10619 (target_option_default_node): Ditto.
10620 (target_option_current_node): Ditto.
10621 (current_option_pragma): Ditto.
10622 (current_optimize_pragma): Ditto.
10624 * target.h (struct gcc_target): Add valid_option_attribute_p,
10625 target_option_save, target_option_restore, target_option_print,
10626 target_option_pragma_parse, and can_inline_p hooks.
10628 * toplev.h (parse_optimize_options): Add declaration.
10629 (fast_math_flags_struct_set_p): Ditto.
10631 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
10632 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
10635 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
10636 tree_can_inline_p hook to see if one function can inline another.
10637 (cgraph_decide_inlining): Ditto.
10638 (cgraph_decide_inlining_incrementally): Ditto.
10640 * opts.c (decode_options): Add support for running multiple times
10641 to allow functions with different target or optimization options
10642 than was specified on the command line.
10643 (fast_math_flags_struct_set_p): New function that is similar to
10644 fast_math_flags_set_p, except it uses the values in the
10645 cl_optimization structure instead of global variables.
10647 * optc-gen.awk: Add support for TargetSave to allow a back end to
10648 declare new fields that need to be saved when using function
10649 specific options. Include flags.h and target.h in the options.c
10650 source. Add support for Save to indicate which options can be set
10651 for individual functions. Generate cl_optimize_save,
10652 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
10653 cl_target_option_restore, cl_target_option_print functions to
10654 allow functions to use different optimization or target options.
10656 * opt-functions.awk (var_type_struct): Return the type used for
10657 storing the field in a structure.
10659 * opth-gen.awk: Add support for TargetSave to allow a back end to
10660 declare new fields that need to be saved when using function
10661 specific options. Add support for Save to indicate which options
10662 can be set for individual functions. Only generate one extern for
10663 Mask fields. Generate cl_optimization and cl_target_option
10664 structures to remember optimization and target options.
10666 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
10667 collecting new tree nodes.
10668 (TS_TARGET_OPTION): Ditto.
10670 * c-decl.c (merge_decls): Merge function specific target and
10671 optimization options.
10673 * function.c (invoke_set_current_function_hook): If the function
10674 uses different optimization options, change the global variables
10677 * coretypes.h (struct cl_optimization): Add forward reference.
10678 (struct cl_target_option): Ditto.
10680 * c-pragma.c (option_stack): New static vector to remember the
10681 current #pragma GCC option stack.
10682 (handle_pragma_option): New function to support #pragma GCC option
10683 to change target options.
10684 (optimize_stack): New static vector to remember the current
10685 #pragma GCC optimize stack.
10686 (handle_pragma_optimize): New function to support #pragma GCC
10687 optimize to change optimization options.
10688 (init_pragma): Add support for #pragma GCC optimize and #pragma
10691 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
10692 optimization options.
10693 (TARGET_OPTION_NODE): New tree code for remembering certain target
10696 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
10697 TARGET_OPTION_NODE trees.
10699 * common.opt (-O): Add Optimization flag.
10701 (-fmath-errno): Ditto.
10702 (-falign-functions): Add UInteger flag to make sure flag gets full
10703 int in cl_optimization structure.
10704 (-falign-jumps): Ditto.
10705 (-falign-labels): Ditto.
10706 (-falign-loops): Ditto.
10707 (-fsched-stalled-insns): Ditto.
10708 (-fsched-stalled-insns-dep): Ditto.
10710 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
10712 (TARGET_OPTION_SAVE): Ditto.
10713 (TARGET_OPTION_RESTORE): Ditto.
10714 (TARGET_OPTION_PRINT): Ditto.
10715 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10716 (TARGET_CAN_INLINE_P): Ditto.
10717 (TARGET_INITIALIZER): Add new hooks.
10719 * tree-inline.c (tree_can_inline_p): New function to determine
10720 whether one function can inline another. Check if the functions
10721 use compatible optimization options, and also call the backend
10724 * tree-inline.h (tree_can_inline_p): Add declaration.
10726 * c-common.c (c_common_attribute): Add support for option and
10727 optimize attributes.
10728 (handle_option_attribute): Add support for the option attribute to
10729 allow the user to specify different target options for compiling a
10731 (handle_optimize_attribute): Add support for the optimize
10732 attribute to allow the user to specify different optimization
10733 options for compiling a specific function.
10734 (handle_hot_attribute): Turn on -O3 optimization for this one
10735 function if it isn't the default optimization level.
10736 (handle_cold_attribute): Turn on -Os optimization for this one
10737 function if it insn't the default optimization.
10738 (const_char_p): New const char * typedef.
10739 (optimize_args): New static vector to remember the optimization
10741 (parse_optimize_options): New function to set up the optimization
10742 arguments from either the optimize attribute or #pragma GCC optimize.
10744 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
10745 (builtin_define_std): Ditto.
10747 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
10748 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
10749 (x86_64-*-*): Ditto.
10751 * Makefile.in (TREE_H): Add options.h.
10752 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
10754 * doc/extend.texi (option attribute): Document new attribute.
10755 (optimize attribute): Ditto.
10756 (hot attribute): Document hot attribute sets -O3.
10757 (cold attribute): Document cold attribute sets -Os.
10758 (#pragma GCC option): Document new pragma.
10759 (#pragma GCC optimize): Ditto.
10761 * doc/options.texi (TargetSave): Document TargetSave syntax.
10762 (UInteger): Document UInteger must be used for certain flags.
10763 (Save): Document Save option to create target specific options
10764 that can be saved/restored on a function specific context.
10766 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
10767 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10769 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
10770 (TARGET_OPTION_SAVE): Ditto.
10771 (TARGET_OPTION_RESTORE): Ditto.
10772 (TARGET_OPTION_PRINT): Ditto.
10773 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10774 (TARGET_CAN_INLINE_P): Ditto.
10776 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
10778 (-mfpmath=both): Ditto.
10780 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10781 Karthik Kumar <karthikkumar@gmail.com>
10783 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
10784 (TARGET_POPCNT): Ditto.
10785 (TARGET_SAHF): Ditto.
10786 (TARGET_AES): Ditto.
10787 (TARGET_PCLMUL): Ditto.
10788 (TARGET_CMPXCHG16B): Ditto.
10789 (TARGET_RECIP): Move switch into target_flags.
10790 (TARGET_FUSED_MADD): Ditto.
10791 (ix86_arch_features): Make an unsigned char type.
10792 (ix86_tune_features): Ditto.
10793 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
10794 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
10795 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
10797 * config/i386/i386.opt (arch): New TargetSave field to define
10798 fields that need to be saved for function specific option support.
10801 (branch_cost): Ditto.
10802 (ix86_isa_flags_explicit): Ditto.
10803 (tune_defaulted): Ditto.
10804 (arch_specified): Ditto.
10805 (-m128-long-double): Add Save flag to save option for target
10806 specific option support.
10808 (-maccumulate-outgoing-args): Ditto.
10809 (-malign-double): Ditto.
10810 (-malign-stringops): Ditto.
10811 (-mfancy-math-387): Ditto.
10812 (-mhard-float): Ditto.
10813 (-mieee-fp): Ditto.
10814 (-minline-all-stringops): Ditto.
10815 (-minline-stringops-dynamically): Ditto.
10816 (-mms-bitfields): Ditto.
10817 (-mno-align-stringops): Ditto.
10818 (-mno-fancy-math-387): Ditto.
10819 (-mno-push-args): Ditto.
10820 (-mno-red-zone): Ditto.
10821 (-mpush-args): Ditto.
10822 (-mred-zone): Ditto.
10824 (-msseregparm): Ditto.
10825 (-mstack-arg-probe): Ditto.
10837 (-mno-sse4): Ditto.
10840 (-mrecip): Move flag into target_flags.
10842 (-mno-fused-madd): Ditto.
10843 (-mfused-madd): Ditto.
10844 (-mabm): Move flag into ix86_isa_flags.
10851 * config/i386/i386-c.c: New file for #pragma support.
10852 (ix86_target_macros_internal): New function to #define or #undef
10853 target macros based when the user uses the #pragma GCC option to
10854 change target options.
10855 (ix86_pragma_option_parse): New function to add #pragma GCC option
10857 (ix86_target_macros): Move defining the target macros here from
10858 TARGET_CPU_CPP_BUILTINS in i386.h.
10859 (ix86_register_pragmas): Register the #pragma GCC option hook. If
10860 defined, initialize any subtarget #pragmas.
10862 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
10863 REGISTER_TARGET_PRAGMAS.
10865 * config/i386/t-i386: New file for x86 dependencies.
10866 (i386.o): Make dependencies mirror the include files used.
10867 (i386-c.o): New file, add dependencies.
10869 * config/i386/i386-protos.h (override_options): Add bool argument.
10870 (ix86_valid_option_attribute_tree): Add declaration.
10871 (ix86_target_macros): Ditto.
10872 (ix86_register_macros): Ditto.
10874 * config/i386/i386.c (ix86_tune_features): Move initialization of
10875 the target masks to initial_ix86_tune_features to allow functions
10876 to have different target options. Make type unsigned char,
10877 instead of unsigned int.
10878 (initial_ix86_tune_features): New static vector to hold processor
10879 masks for the tune variables.
10880 (ix86_arch_features): Move initialization of the target masks to
10881 initial_ix86_arch_features to allow functions to have different
10882 target options. Make type unsigned char, instead of unsigned int.
10883 (initial_ix86_arch_features): New static vector to hold processor
10884 masks for the arch variables.
10885 (enum ix86_function_specific_strings): New enum to describe the
10886 string options used for attribute((option(...))).
10887 (ix86_target_string): New function to return a string that
10888 describes the target options.
10889 (ix86_debug_options): New function to print the current options in
10891 (ix86_function_specific_save): New function hook to save the
10892 function specific global variables in the cl_target_option structure.
10893 (ix86_function_specific_restore): New function hook to restore the
10894 function specific variables from the cl_target_option structure to
10895 the global variables.
10896 (ix86_function_specific_print): New function hook to print the
10897 target specific options in the cl_target_option structure.
10898 (ix86_valid_option_attribute_p): New function hook to validate
10899 attribute((option(...))) arguments.
10900 (ix86_valid_option_attribute_tree): New function that is common
10901 code between attribute((option(...))) and #pragma GCC option
10902 support that parses the options and returns a tree holding the options.
10903 (ix86_valid_option_attribute_inner_p): New helper function for
10904 ix86_valid_option_attribute_tree.
10905 (ix86_can_inline_p): New function hook to decide if one function
10906 can inline another on a target specific basis.
10907 (ix86_set_current_function); New function hook to switch target
10908 options if the user used attribute((option(...))) or #pragma GCC
10910 (ix86_tune_defaulted): Move to static file scope from
10912 (ix86_arch_specified): Ditto.
10913 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
10915 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
10916 (OPTION_MASK_ISA_ABM_SET): Ditto.
10917 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
10918 (OPTION_MASK_ISA_CX16_SET): Ditto.
10919 (OPTION_MASK_ISA_SAHF_SET): Ditto.
10920 (OPTION_MASK_ISA_AES_UNSET): Ditto.
10921 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
10922 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
10923 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
10924 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
10925 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
10926 (struct ptt): Move to static file scope from override_options.
10927 (processor_target_table): Ditto.
10928 (cpu_names): Ditto.
10929 (ix86_handle_option): Add support for options that are now isa options.
10930 (override_options): Add support for declaring functions that
10931 support different target options than were specified on the
10932 command line. Move struct ptt, processor_target_table, cpu_names,
10933 ix86_tune_defaulted, ix86_arch_specified to static file scope.
10934 Add bool argument. Fix up error messages so the appropriate error
10935 is given for either command line or attribute.
10936 (ix86_previous_fndecl): New static to remember previous function
10937 declaration to see if we need to change target options.
10938 (ix86_builtins_isa): New array to record the ISA of each builtin
10940 (def_builtin): Always create the builtin function, even if the
10941 current ISA doesn't support it.
10942 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
10943 tests for those builtins.
10944 (ix86_init_builtins): Remove TARGET_MMX test for calling
10945 ix86_init_mmx_sse_builtins.
10946 (ix86_expand_builtin): If the current ISA doesn't support a given
10947 builtin, signal an error.
10948 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
10949 (TARGET_SET_CURRENT_FUNCTION): Ditto.
10950 (TARGET_OPTION_SAVE): Ditto.
10951 (TARGET_OPTION_RESTORE): Ditto.
10952 (TARGET_OPTION_PRINT): Ditto.
10953 (TARGET_CAN_INLINE_P): Ditto.
10955 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
10957 * c-typeck.c (build_external_ref): Don't call assemble_external.
10958 * final.c (output_operand): Call assemble_external.
10960 2008-07-21 DJ Delorie <dj@redhat.com>
10962 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
10963 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10965 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10967 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
10968 original insn and splitter contents into ...
10969 ("*div<mode>3_fast"): ... this new pattern. Enable only if
10970 flag_unsafe_math_optimizations. Add dummy scratch register.
10971 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
10972 !flag_unsafe_math_optimizations. Returns number with next
10973 highest magnitude if this is still less or equal to the true
10974 quotient in magnitude.
10976 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
10978 * Makefile.in: Replace toplev.h with TOPLEV_H.
10979 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
10980 * c-lex.c (fe_file_change): Don't set in_system_header.
10981 * c-parser.c (c_token): Remove in_system_header.
10982 (c_lex_one_token): Don't set in_system_header.
10983 (c_parser_set_source_position_from_token): Don't set in_system_header.
10984 * diagnostic.c (diagnostic_report_diagnostic): Use location from
10987 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
10988 * flags.h (in_system_header): Remove.
10989 * function.c (saved_in_system_header): Remove.
10990 (push_cfun): Don't set in_system_header.
10991 (pop_cfun): Don't set in_system_header.
10992 (push_struct_function): Don't set in_system_header.
10993 * input.h (expanded_location): Add sysp.
10994 (in_system_header_at): New.
10995 (in_system_header): New.
10996 * toplev.c (in_system_header): Remove.
10997 * toplev.h: Include input.h
10999 * tree-cfg.c (execute_warn_function_return): Call warning_at.
11000 * tree-ssa.c (warn_uninit): Call warning_at.
11001 (warn_uninitialized_var): Update calls to warn_uninit.
11002 (warn_uninitialized_phi): Update calls to warn_uninit.
11003 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
11004 (expand_location): Initialize xloc.sysp.
11005 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
11006 (tree_decl_with_vis): Remove in_system_header_flag.
11008 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
11011 * recog.c (asm_operand_ok): Change the order of the extra
11012 memory constraint checks.
11014 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
11017 * tree-switch-conversion.c (build_one_array): Call
11018 varpool_mark_needed_node and varpool_finalize_decl
11019 instead of assemble_variable.
11021 2008-07-19 Jan Hubicka <jh@suse.cz>
11023 * cgraph.c (cgraph_add_new_function): Do early local passes.
11024 * tree-nrv.c (gate_pass_return_slot): New gate.
11025 (pass_nrv): Add the gate.
11026 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
11028 (coalesce_ssa_name): Coalesce SSA names.
11029 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
11030 not optimizing so unused user vars remains visible.
11031 * common.opt (flag_tree_ter): Always enable by default.
11032 * tree-ssa-ter.c: Include flags.h
11033 (is_replaceable_p): Check that locations match; when aliasing
11034 is missing be conservative about loads.
11035 * tree-optimize.c (gate_init_datastructures): Remove.
11036 (pass_init_datastructures): New.
11037 * passes.c: Reorder passes so we always go into SSA.
11039 2008-07-19 Jan Hubicka <jh@suse.cz>
11041 * doc/extend.texi (flatten attribute): Remove note about
11043 * doc/invoke.texi (--combine): Likewise.
11044 (-finline-functions-called-once): Update levels when enabled.
11045 (-funit-at-a-time): Document new behaviour.
11046 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
11047 -fno-section-anchors when disabled explicitly.
11048 (inline params): They are not ignored now.
11049 (precompiled headers): Remove unit-at-a-time as being incompatible.
11050 * opts.c (decode_options): Handle unit-at-a-time as alias;
11051 imply -fno-section-anchors when toplevel reorder is disabled
11053 * common.opt (ftoplevel-reorder): Set default value to 2.
11054 (funit-at-a-time): Set default value to 1.
11055 * config/rs6000/rs6000.c (optimization_options): Set section anchors
11058 2008-07-19 Jan Hubicka <jh@suse.cz>
11060 * builtins.c (expand_builtin_int_roundingfn,
11061 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
11064 2008-07-19 Richard Guenther <rguenther@suse.de>
11067 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
11068 * tree-ssa-sccvn.c (get_constant_value_id): New function.
11069 * tree-ssa-pre.c (get_expr_value_id): For newly created
11070 constant value-ids make sure to add the expression to its
11073 2008-07-19 Jakub Jelinek <jakub@redhat.com>
11075 PR middle-end/36877
11076 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
11077 return value of the builtin is ignored.
11079 2008-07-19 Olivier Hainque <hainque@adacore.com>
11081 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
11082 bits, a C conformant malloc implementation has to provide.
11083 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
11085 2008-07-19 Joseph Myers <joseph@codesourcery.com>
11089 * reload.c (find_reloads_subreg_address): Only reload address if
11090 reloaded == 0, not for reloaded != 1.
11093 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11094 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11095 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11096 m32c_legitimize_reload_address.
11098 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11099 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11100 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11102 2008-07-19 Olivier Hainque <hainque@adacore.com>
11104 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
11105 argument, saying whether nested array are to be collapsed
11106 into a single array type DIE with multiple subscripts.
11107 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
11108 issues, centralize the nested array types collapsing control and
11109 disable the transformation for Ada.
11111 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
11114 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
11116 (x86_64_shift_adj_2): New expander.
11117 (x86_64_shift_adj_3): Ditto.
11118 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
11119 to split TImode operands.
11120 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
11121 (ix86_split_lshr): Ditto.
11123 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
11125 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
11126 and __CHAR32_TYPE__.
11127 * c-typeck.c (digest_init): Support char16_t and char32_t.
11128 (set_nonincremental_init_from_string): Idem.
11130 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11132 PR middle-end/36859
11133 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
11134 PREFERRED_STACK_BOUNDARY.
11135 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11137 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11139 PR middle-end/36858
11140 * function.c (locate_and_pad_parm): Cap boundary earlier.
11142 2008-07-17 Julian Brown <julian@codesourcery.com>
11144 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
11145 no-op for targets which don't use DLLs.
11147 2008-07-17 Martin Jambor <mjambor@suse.cz>
11149 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
11150 that nodes are relevant by examining the node->analyzed flag.
11151 (ipcp_init_stage): Check which nodes are relevant, assert that the
11152 relevant ones are also required.
11153 (ipcp_propagate_stage): Check on the side arrays are properly
11155 (ipcp_print_all_jump_functions): Make sure not to touch any node
11156 that is not analyzed or an edge that does not have a corresponding
11157 entry in the on-the-side vectors.
11158 (ipcp_function_scale_print): Likewise.
11159 (ipcp_update_callgraph): Check that the node is relevant.
11160 (ipcp_insert_stage): Check that the node is relevant. Check there is
11161 an info for every node and edge.
11162 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
11163 (ipa_print_all_tree_maps): Likewise and a new variable info.
11164 (ipa_print_all_params_modified): Likewise.
11165 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
11167 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
11170 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
11172 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
11174 PR rtl-optimization/36753
11175 * fwprop.c (use_killed_between): Don't shortcut
11176 single-definition global registers.
11178 2008-07-16 Jan Hubicka <jh@suse.cz>
11180 * cgraph.h (varpool_empty_needed_queue): Declare.
11181 * cgraphunit.c (output_in_order): Mark all variables as needed;
11183 * varpool.c (varpool_assemble_node): Update debug queue.
11184 (varpool_assemble_pending_decls): Don't do it here.
11185 (varpool_empty_needed_queue): New function.
11187 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11189 * recog.c (peephole2_optimize): Fix formatting.
11191 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11193 * c-pch.c (get_ident): Avoid C++ keywords.
11194 * combine-stack-adj.c (single_set_for_csa): Likewise.
11195 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
11196 output_asm_insn): Likewise.
11197 * reload.c (push_secondary_reload, find_reusable_reload,
11198 push_reload, combine_reloads, find_reloads,
11199 debug_reload_to_stream): Likewise.
11200 * reload.h (struct reload): Likewise.
11201 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
11202 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
11203 emit_output_reload_insns): Likewise.
11204 * targhooks.c (default_secondary_reload): Likewise.
11205 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
11207 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11209 * recog.c (validate_change_1, validate_change,
11210 validate_unshare_change, validate_replace_rtx_1, struct
11211 funny_match, constrain_operands, peephole2_optimize): Avoid C++
11213 * reload.c (push_secondary_reload, secondary_reload_class,
11214 scratch_reload_class, find_valid_class, find_reusable_reload,
11215 push_reload, find_dummy_reload, find_reloads_address_1,
11216 find_reloads_address_part, find_equiv_reg): Likewise.
11217 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
11218 choose_reload_regs): Likewise.
11219 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
11221 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
11222 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
11223 * sched-rgn.c (concat_INSN_LIST): Likewise.
11224 * stor-layout.c (mode_for_size, mode_for_size_tree,
11225 smallest_mode_for_size): Likewise.
11227 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11229 * cfg.c (dump_reg_info): Avoid C++ keywords.
11230 * dwarf2asm.c (dw2_force_const_mem,
11231 dw2_asm_output_encoded_addr_rtx): Likewise.
11232 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
11233 * expmed.c (expand_shift): Likewise.
11234 * global.c (find_reg): Likewise.
11235 * graph.c (draw_edge): Likewise.
11236 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
11237 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
11238 widen_clz, widen_bswap, expand_parity, expand_unop,
11239 emit_cmp_and_jump_insn_1): Likewise.
11240 * postreload.c (reload_cse_simplify_operands): Likewise.
11241 * ra.h (add_neighbor): Likewise.
11242 * reg-stack.c (remove_regno_note, change_stack): Likewise.
11243 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
11244 record_reg_classes, copy_cost, record_address_regs,
11245 invalid_mode_change_p): Likewise.
11246 * regrename.c (regrename_optimize, scan_rtx_reg,
11247 dump_def_use_chain, find_oldest_value_reg,
11248 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
11250 2008-07-16 David Edelsohn <edelsohn@gnu.org>
11252 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
11253 MASK_POWERPC64 for power4 in previous commit.
11255 2008-07-16 Olivier Hainque <hainque@adacore.com>
11257 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
11258 instead of bare conversion to cast const-ness away.
11260 2008-07-16 Anatoly Sokolov <aesok@post.ru>
11262 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
11263 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
11264 * config/xtensa/xtensa.c (xtensa_function_value): New function.
11265 (TARGET_FUNCTION_VALUE): Define.
11267 2008-07-16 David Edelsohn <edelsohn@gnu.org>
11269 * config/rs6000/rs6000.c (processor_target_table): Add
11270 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
11272 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11275 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11276 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11277 m32c_legitimize_reload_address.
11279 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
11281 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
11282 DECL_IN_SYSTEM_HEADER in sync.
11284 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
11286 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
11287 * tree-ssa-pre.c (pre_expr_eq): Ditto
11288 (get_constant_for_value_id): Take a type as an argument.
11289 (fully_constant_expression): Pass in type.
11290 (find_or_generate_expression): Short circuit constant case.
11291 (create_expression_by_pieces): Remove special casing of
11293 (do_regular_insertion): Short circuit constant case.
11294 (do_partial_partial_insertion): Ditto.
11296 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11299 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
11301 2008-07-15 Bob Wilson <bob.wilson@acm.org>
11303 * config/xtensa/libgcc-xtensa.ver: New file.
11304 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
11306 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11308 * df-problems.c (df_set_note): Avoid C++ keywords.
11309 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
11310 * dse.c (record_store, remove_useless_values): Likewise.
11311 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
11312 gen_reg_rtx_offset, operand_subword, change_address_1,
11313 change_address, adjust_address_1, offset_address,
11314 widen_memory_access, emit_copy_of_insn_after): Likewise.
11315 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
11316 * fwprop.c (should_replace_address, propagate_rtx_1,
11317 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
11319 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
11320 gcse_emit_move_after, update_ld_motion_stores): Likewise.
11321 * lcm.c (compute_insert_delete, pre_edge_lcm,
11322 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
11323 * lower-subreg.c (resolve_reg_notes): Likewise.
11324 * mode-switching.c (optimize_mode_switching): Likewise.
11326 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11328 * bt-load.c (add_btr_def, migrate_btr_def,
11329 branch_target_load_optimize): Avoid C++ keywords.
11330 * caller-save.c (insert_restore, insert_save, insert_one_insn):
11332 * combine.c (subst, simplify_set, make_extraction,
11333 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
11334 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
11335 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
11337 2008-07-15 Richard Guenther <rguenther@suse.de>
11339 PR middle-end/36369
11340 * c-common.c (strict_aliasing_warning): Do not warn for
11341 TYPE_REF_CAN_ALIAS_ALL pointers.
11342 (c_common_get_alias_set): may_alias types are not special.
11343 * tree.c (build_pointer_type_for_mode): Look up the may_alias
11344 attribute and set can_ref_all accordingly.
11345 (build_reference_type_for_mode): Likewise.
11346 * doc/extend.texi (may_alias): Clarify.
11348 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11351 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11352 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11354 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11357 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
11358 gcc_assert, instead call output_operand_lossage.
11360 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
11362 * builtins.c (std_canonical_va_list): Treat structure based
11365 2008-07-15 Ben Elliston <bje@au.ibm.com>
11367 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
11369 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
11371 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
11374 2008-07-14 Jan Hubicka <jh@suse.cz>
11376 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
11377 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
11378 fix predicates and constraints.
11379 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
11380 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
11382 2008-07-14 Doug Kwan <dougkwan@google.com>
11384 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
11385 additional option file arm/eabi.opt.
11386 * config/arm/eabi.h (File): New configuration file for EABI targets.
11387 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
11388 SUBSUBTARGET_EXTRA_SPECS.
11389 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
11390 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
11391 from STARTFILE_SPEC so that it can be referenced in an override.
11392 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
11393 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
11394 can be referenced in an override.
11395 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
11396 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
11397 so that it can be referenced in an override.
11398 (LINK_SPEC): Use BPABI_LINK_SPEC.
11399 * config/arm/eabi.opt (File): New.
11401 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11403 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
11404 (FIXED_VALUE_H): New variable.
11405 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
11406 input.h, fixed-value.h.
11407 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
11408 (BASIC_BLOCK_H): Use $(BITMAP_H).
11409 (FUNCTION_H): Add varray.h.
11410 (IPA_REFERENCE_H): Use $(BITMAP_H).
11411 (CGRAPH_H): Add $(BASIC_BLOCK_H).
11412 (DF_H): Use $(BITMAP_H).
11413 (GGC_H): Add statistics.h.
11414 (INSN_ADDR_H): New.
11415 (INSN_ATTR_H): Use it.
11416 (SYSTEM_H): Add safe-ctype.h, filenames.h.
11418 (SYMTAB_H): Add $(OBSTACK_H).
11419 (CPP_INTERNAL_H): New.
11420 (TREE_DUMP_H): Add tree-pass.h.
11421 (TREE_FLOW_H): Use $(BITMAP_H)
11422 (PRETTY_PRINT_H): Use $(INPUT_H).
11423 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
11426 (many object files): Fix lots of header dependencies throughout.
11428 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11430 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
11432 (s-gtyp-input): Use them to write tmp-gi.list.
11433 (echo_to_gi.list): Remove.
11435 2008-07-14 Richard Guenther <rguenther@suse.de>
11437 * tree-ssa-sccvn.c (pre_info): Remove.
11438 (switch_to_PRE_table): Likewise.
11439 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
11440 (set_hashtable_value_ids): Do not create value-ids for the
11442 (run_scc_vn): Remove double test. Remove bogus special-case
11443 in value-number printing.
11444 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
11445 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
11447 * tree-flow-inline.h (get_value_handle): Remove.
11448 * tree-flow.h (get_value_handle): Remove.
11450 2008-07-14 Martin Jambor <mjambor@suse.cz>
11452 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
11453 in which we generate arithmetics is not a subrange.
11455 2008-07-14 Martin Jambor <mjambor@suse.cz>
11457 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
11459 2008-07-14 Richard Guenther <rguenther@suse.de>
11461 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
11463 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
11466 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
11467 reload for symbol refs moved to r0 with -fPIC.
11468 (legitimize_pic_address): Use the target register as temporary
11470 (emit_symbolic_move): Adjust comment.
11471 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
11474 2008-07-14 Ben Elliston <bje@au.ibm.com>
11476 * c-common.h (C_CPP_HASHNODE): New macro.
11477 * coretypes.h (struct cpp_token): Forward declare.
11478 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11479 the context-sensitive keyword method.
11480 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
11481 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
11482 expand_bool_pixel): New.
11483 (altivec_categorize_keyword): New function.
11484 (init_vector_keywords): New function.
11485 (rs6000_macro_to_expand): Likewise.
11486 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
11487 compiling an ISO C dialect.
11489 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
11491 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
11492 (create_expression_by_pieces): Fix typo.
11493 (do_regular_insertion): Use debug counter here too.
11495 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
11498 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
11499 CONST_OK_FOR_LETTER_P. All port-local users changed.
11500 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
11501 implement Kp matching power-of-two.
11502 (CONSTRAINT_LEN): Define to match.
11503 * config/cris/cris.md: Replace all use of constraint K with Kc.
11504 ("*btst*): Use Kp for operand 0 of last alternative.
11506 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11509 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
11512 2008-07-13 Jan Hubicka <jh@suse.cz>
11514 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
11517 2008-07-13 Richard Guenther <rguenther@suse.de>
11519 PR middle-end/36811
11520 * langhooks.c (lhd_print_error_function): Deal with recursive
11523 2008-07-12 Jan Hubicka <jh@suse.cz>
11525 * cgraph.c (assembler_name_hash): New static var.
11526 (hash_node_by_assembler_name, eq_assembler_name): New.
11527 (cgraph_node_for_asm): Use hashtable.
11528 (cgraph_remove_node): Maintain hashtable.
11529 (change_decl_assembler_name): Sanity check that names are not changing
11530 after aliasing was processed.
11531 * cgraph.h (varpoon_node): Add next GGC marker.
11532 * tree.c (decl_assembler_name_equal): Constify.
11533 (decl_assembler_name_hash): New.
11534 * tree.h (decl_assembler_name_equal): Constify.
11535 (decl_assembler_name_hash): Update.
11537 2008-07-12 David Daney <ddaney@avtrex.com>
11539 * config/mips/driver-native.c (host_detect_local_cpu): Handle
11540 sb1 and r5000 cpus.
11542 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
11544 * doc/md.texi: Document the MIPS "v" constraint.
11545 * config/mips/mips.h (reg_class): Revert last change.
11546 (REG_CLASS_NAMES): Likewise.
11547 (REG_CLASS_CONTENTS): Likewise.
11548 * config/mips/mips.c (mips_regno_to_class): Likewise.
11549 * config/mips/constraints.md (v): Likewise, but add documentation.
11550 Add a comment to say that this constraint should not be used in
11553 2008-07-11 DJ Delorie <dj@redhat.com>
11555 * config/h8300/h8300.md (length): Fix branch offset limit.
11557 2008-07-11 Anatoly Sokolov <aesok@post.ru>
11559 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
11560 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
11561 (avr_hard_regno_scratch_ok): New function.
11562 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11563 * config/avr/avr.md (all peepholes that request a scratch register):
11564 Remove avr_peep2_scratch_safe use.
11566 2008-07-11 Tom Tromey <tromey@redhat.com>
11567 Ian Lance Taylor <iant@google.com>
11569 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
11570 (struct c_common_resword): Define.
11571 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
11572 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
11573 (c_common_reswords, num_c_common_reswords): Declare.
11574 * c-common.c (c_common_reswords): New global const array.
11575 (num_c_common_reswords): New const int.
11576 * c-parser.c (struct resword, reswords): Don't define.
11577 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
11578 (c_parse_init): Clarify mask code. Use c_common_reswords rather
11579 than reswords. If warning about C++ keywords, give them a special
11581 (c_lex_one_token): Warn about C++ keywords. Call
11582 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
11583 (c_parser_external_declaration): Look for RID_xxx rather than
11584 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
11585 (c_parser_statement_after_labels): Likewise.
11586 (c_parser_objc_class_instance_variables): Likewise.
11587 (c_parser_objc_class_declaration): Likewise.
11588 (c_parser_objc_try_catch_statement): Likewise.
11589 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
11590 (declspecs_add_type): Likewise.
11592 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
11594 * ggc-page.c (alloc_page):
11595 Substituting xmalloc, xcalloc with
11596 XNEWVEC and XCNEWVAR macros which add the
11599 2008-07-11 Richard Guenther <rguenther@suse.de>
11601 PR tree-optimization/36765
11602 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
11603 aliases from HEAP vars to SMTs.
11605 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11607 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
11608 * configure.ac (loose_warn): Move -Wc++-compat from here...
11609 (strict_warn): ...to here.
11610 * configure: Regenerate.
11612 2008-07-10 Joseph Myers <joseph@codesourcery.com>
11614 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
11615 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
11616 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
11617 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
11618 excluding more specific h8300-*-* and sh-*-* targets.
11620 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
11622 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
11623 (eliminate): Ditto.
11624 (execute_pre): Call loop_optimizer_finalize in early exit.
11626 2008-07-10 Jakub Jelinek <jakub@redhat.com>
11628 PR middle-end/36790
11629 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
11630 uids in the bitmap, not just VAR_DECL uids.
11632 PR rtl-optimization/36419
11633 * combine-stack-adj.c (adjust_frame_related_expr): New function.
11634 (combine_stack_adjustments_for_block): Call it if needed. Delete
11636 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
11637 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
11638 prologue sp adjustment.
11640 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
11643 * opts.c (print_ignored_options): Report postponed diagnostics for
11644 unknown -Wno-* options as warnings, not errors.
11645 (postpone_unknown_option_error): Renamed to...
11646 (postpone_unknown_option_warning): ... this.
11648 2008-07-09 Doug Kwan <dougkwan@google.com>
11651 2008-07-08 Doug Kwan <dougkwan@google.com>
11653 * config/arm/arm.opt (mandroid): New option.
11654 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11655 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11657 (CC1PLUS_SPEC): Same.
11659 (STARTFILE_SPEC): Same.
11660 (ENDFILE_SPEC): Same.
11661 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11664 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
11667 * config/mips/mips.h (reg_class): Remove V1_REG.
11668 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
11669 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
11670 instead of V1_REGS.
11671 (mips_get_tp): New function.
11672 (mips_legitimize_tls_address): Use it.
11673 * config/mips/constraints.md (v): Delete.
11674 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
11675 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
11676 After reload, split into a move and ...
11677 (*tls_get_tp_<mode>_split): ...this new instruction.
11679 2008-07-09 David Daney <ddaney@avtrex.com>
11681 * config/mips/driver-native.c: Include coretypes.h and tm.h.
11683 2008-07-09 Jakub Jelinek <jakub@redhat.com>
11685 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
11686 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
11688 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
11689 htab_delete should be called. Don't free c.
11690 (lookup_tmp_var): Create temp_htab lazily.
11691 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
11692 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
11694 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
11695 lower_omp_ordered, lower_omp_critical, lower_omp_for,
11696 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
11697 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
11698 * tree-sra.c (generate_element_init): Likewise.
11699 * tree-mudflap.c (execute_mudflap_function_ops,
11700 execute_mudflap_function_decls): Likewise.
11701 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
11702 * tree-gimple.h (struct gimplify_ctx): New type.
11703 (push_gimplify_context): Adjust prototype.
11705 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
11707 * tree-ssa-pre.c (phi_translate_1): Update placement of
11708 add_to_value calls.
11710 2008-07-09 Anatoly Sokolov <aesok@post.ru>
11712 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
11713 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
11714 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
11715 * targhooks.c (default_hard_regno_scratch_ok): New function.
11716 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
11717 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
11718 * recog.c: Include "target.h".
11719 (peep2_find_free_register): Add check for global regs. Add target
11721 * Makefile.in (recog.o): Depend on target.h.
11723 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
11725 * config/sh/sh.c (sh_canonical_va_list_type): New.
11726 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
11728 2008-07-09 Raksit Ashok <raksit@google.com>
11730 * doc/invoke.texi (Option Summary): Mention new option
11731 -Wdisallowed-function-list=...
11732 (Warning Options): Document -Wdisallowed-function-list=...
11733 * common.opt (Wdisallowed-function-list=): New flag.
11734 * flags.h (warn_disallowed_functions): External definition of new
11735 boolean warning flag.
11736 (warn_if_disallowed_function_p): Declare new function.
11737 * opts.c (warning_disallowed_functions): New static variable.
11738 (warn_disallowed_functions): New boolean warning flag.
11739 (warn_if_disallowed_function_p): New function.
11740 (add_comma_separated_to_vector): Rename
11741 add_instrument_functions_exclude_list to this.
11742 (common_handle_option): Handle new option. Rename calls to
11743 add_instrument_functions_exclude_list into calls to
11744 add_comma_separated_to_vector.
11745 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
11746 based on flag warn_disallowed_functions.
11748 2008-07-09 Christian Bruel <christian.bruel@st.com>
11750 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
11751 instead of get_attr_length.
11753 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11755 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
11757 * genemit.c (gen_insn): Likewise.
11758 * gengtype.c (note_def_vec): Likewise.
11759 * gengtype.h (note_def_vec): Likewise.
11760 * genoutput.c (struct data, output_insn_data, process_template,
11761 gen_expand, gen_split, note_constraint): Likewise.
11762 * genrecog.c (new_decision, add_to_sequence, factor_tests,
11763 make_insn_sequence): Likewise.
11764 * gensupport.c (record_insn_name): Likewise.
11766 2008-07-08 Doug Kwan <dougkwan@google.com>
11768 * config/arm/arm.opt (mandroid): New option.
11769 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11770 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11772 (CC1PLUS_SPEC): Same.
11774 (STARTFILE_SPEC): Same.
11775 (ENDFILE_SPEC): Same.
11776 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11779 2008-07-08 Raksit Ashok <raksit@google.com>
11781 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
11782 (set_storage_via_setmem): Fix expected_align parameter.
11783 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
11784 missing from the list.
11785 * doc/md.texi (movmem): Explicitly state that expected alignment is
11786 to be expressed in bytes.
11787 (setmem): Explicitly state that expected alignment is to be expressed
11790 2008-07-08 Joseph Myers <joseph@codesourcery.com>
11792 * reload.c (find_reloads_subreg_address): Do not require validity
11793 of address in original mode before reloading address.
11795 2008-07-07 Tianwei Sheng <tianweis@google.com>
11797 * df-core.c (df_remove_problem): Adjust the access to avoid out of
11798 bounds array access.
11800 2008-07-08 Jakub Jelinek <jakub@redhat.com>
11802 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
11804 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
11806 Fix PR tree-optimization/23455
11807 Fix PR tree-optimization/35286
11808 Fix PR tree-optimization/35287
11809 * Makefile.in (OBJS-common): Remove tree-vn.o.
11810 (tree-vn.o): Remove.
11811 * dbgcnt.def: Add treepre_insert debug counter.
11812 * gcc/tree-flow.h (add_to_value): Updated for other changes.
11813 (debug_value_expressions): Ditto.
11814 (print_value_expressions): Ditto.
11815 * tree-pretty-print.c (dump_generic_node): Updated for
11816 VALUE_HANDLE removal.
11817 * tree-ssa-dom.c (record_equality): Ditto.
11818 (cprop_operand): Ditto.
11819 (lookup_avail_expr): Ditto.
11820 * tree-ssa-threadedge.c
11821 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
11822 (simplify_control_stmt_condition): Ditto.
11823 * tree.c (tree_code_size): Ditto.
11824 (tree_node_structure): Ditto.
11825 (iterative_hash_expr): Ditto.
11827 * tree.h (VALUE_HANDLE_ID): Ditto.
11828 (VALUE_HANDLE_EXPR_SET): Ditto.
11829 (struct tree_value_handle): Ditto.
11830 (union tree_node): Ditto.
11831 * treestruct.def: Ditto.
11832 * tree-vn.c: Removed.
11833 * tree-ssa-pre.c: Rewritten entirely.
11834 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
11835 (constant_value_ids): Ditto.
11836 (vn_nary_op_t): Moved to header.
11838 (vn_reference_op_t): Ditto
11839 (vn_reference_t): Ditto.
11840 (next_value_id): New variable.
11841 (VN_INFO): Add an assert.
11842 (vn_constant_eq): New function.
11843 (vn_constant_hash): Ditto.
11844 (get_or_alloc_constant_value_id): Ditto.
11845 (value_id_constant_p): Ditto.
11846 (vn_reference_compute_hash): De-staticify.
11847 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
11848 Disable some code with a FIXME. Remove VALUE_HANDLE use.
11849 (valueize_refs): Update opcode if it changes from ssa name to constant.
11850 (vn_reference_lookup_1): Add new argument.
11851 (vn_reference_lookup): Ditto.
11852 (vn_reference_lookup_pieces): New function.
11853 (vn_reference_insert): Add return type. Modify to deal with value ids.
11854 (vn_reference_insert_pieces): New function.
11855 (vn_nary_op_compute_hash): De-staticify.
11856 (vn_nary_op_eq): Ditto.
11857 (vn_nary_op_lookup_pieces): New function.
11858 (vn_nary_op_lookup): Add new argument.
11859 (vn_nary_op_insert_pieces): New function.
11860 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
11861 (vn_phi_insert): Ditto.
11862 (visit_unary_op): Update for callee changes.
11863 (visit_binary_op): Ditto.
11864 (visit_reference_op_load): Ditto.
11865 (visit_reference_op_store): Ditto.
11866 (init_scc_vn): Init next_value_id, constant_to_value_id and
11867 constant_value_ids.
11868 (free_scc_vn): Free them.
11869 (set_hashtable_value_ids): New function.
11870 (run_scc_vn): Use it.
11871 (get_max_value_id): New function.
11872 (get_next_value_id): Ditto.
11873 (expressions_equal_p): Moved from tree-vn.c
11874 (sort_vuses): Ditto.
11875 (sort_vuses_heap): Ditto.
11876 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
11878 * tree.c (iterative_hash_hashval_t): Made non-static
11879 * tree.h (iterative_hash_hashval_t): Declare it.
11881 2008-07-08 Martin Jambor <mjambor@suse.cz>
11883 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
11884 instead of ipa_create_node_params.
11885 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
11886 ipa_check_create_edge_args, free them with
11887 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
11889 * ipa-prop.c: Include flags.h and tree-inline.h.
11890 (ipa_node_params_vector): New variable.
11891 (ipa_edge_args_vector): New variable.
11892 (edge_removal_hook_holder): New variable.
11893 (node_removal_hook_holder): New variable.
11894 (edge_duplication_hook_holder): New variable.
11895 (node_duplication_hook_holder): New variable.
11896 (ipa_detect_param_modifications): Check for presence of modified flags.
11897 (ipa_compute_jump_functions): Check for presence of jump functions.
11898 (ipa_free_edge_args_substructures): New function.
11899 (ipa_create_node_params): Removed.
11900 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
11901 (ipa_free_node_params_substructures): New function.
11902 (ipa_free_all_node_params): Changed to deallocate the on-the-side
11904 (ipa_edge_removal_hook): New function.
11905 (ipa_node_removal_hook): New function.
11906 (duplicate_array): New function.
11907 (ipa_edge_duplication_hook): New function.
11908 (ipa_node_duplication_hook): New function.
11909 (ipa_register_cgraph_hooks): New function.
11910 (ipa_unregister_cgraph_hooks): New function.
11911 (free_all_ipa_structures_after_ipa_cp): New function.
11913 * ipa-prop.h: Include vec.h.
11914 (ipa_node_params_t): New typedef with vector types for it.
11915 (ipa_edge_args_t): New typedef with vector types for it.
11916 (IPA_NODE_REF): Changed to access an on-the-side vector.
11917 (IPA_EDGE_REF): Changed to access an on-the-side vector.
11918 (ipa_check_create_node_params): New function.
11919 (ipa_check_create_edge_args): New function.
11921 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
11924 2008-07-07 Tom Tromey <tromey@redhat.com>
11926 * configure, config.in: Rebuilt.
11927 * configure.ac: Don't check for scandir or alphasort.
11929 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11931 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
11932 types immediately after creating them.
11934 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11936 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
11938 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
11940 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
11941 dump_constraint_graph.
11942 (dump_constraint_edge): New function.
11943 (dump_constraint_graph): New function.
11944 (debug_constraint_graph): New function.
11945 (dump_constraint): Removed useless comparison.
11946 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
11947 (dump_constraint_graph): Declare.
11948 (debug_constraint_graph): Declare.
11949 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
11951 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
11953 * config/i386/i386.c (is_va_list_char_pointer): New.
11954 (ix86_va_start): Replace compare with ms_va_list_type_node
11955 by is_va_list_char_pointer.
11956 (ix86_gimplify_va_arg): Likewise.
11958 2008-07-07 Martin Jambor <mjambor@suse.cz>
11960 * cgraph.c (cgraph_edge_max_uid): New variable.
11961 (struct cgraph_edge_hook_list): New type.
11962 (struct cgraph_node_hook_list): New type.
11963 (struct cgraph_2edge_hook_list): New type.
11964 (struct cgraph_2node_hook_list): New type.
11965 (first_cgraph_edge_removal_hook): New variable.
11966 (first_cgraph_node_removal_hook): New variable.
11967 (first_cgraph_edge_duplicated_hook): New variable.
11968 (first_cgraph_node_duplicated_hook): New variable.
11969 (cgraph_add_edge_removal_hook): New function.
11970 (cgraph_remove_edge_removal_hook): New function.
11971 (cgraph_call_edge_removal_hooks): New function.
11972 (cgraph_add_node_removal_hook): New function.
11973 (cgraph_remove_node_removal_hook): New function.
11974 (cgraph_call_node_removal_hooks): New function.
11975 (cgraph_add_edge_duplication_hook): New function.
11976 (cgraph_remove_edge_duplication_hook): New function.
11977 (cgraph_call_edge_duplication_hooks): New function.
11978 (cgraph_add_node_duplication_hook): New function.
11979 (cgraph_remove_node_duplication_hook): New function.
11980 (cgraph_call_node_duplication_hooks): New function.
11981 (cgraph_create_edge): Assign to edge uid.
11982 (cgraph_remove_edge): Call edge removal hooks.
11983 (cgraph_node_remove_callees): Call edge removal hooks.
11984 (cgraph_node_remove_callers): Call edge removal hooks.
11985 (cgraph_remove_node): Call node removal hooks.
11986 (cgraph_clone_edge): Call edge duplication hooks.
11987 (cgraph_clone_node): Call node duplication hooks.
11989 * cgraph.h (cgraph_edge): New field uid.
11990 (cgraph_edge_hook): New type.
11991 (cgraph_node_hook): New type.
11992 (cgraph_2edge_hook): New type.
11993 (cgraph_2node_hook): New type.
11995 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
11997 * config.in: Regenerate.
11999 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
12001 * gcc.c (print_sysroot): New.
12002 (option_map, display_help, process_command): Handle the
12003 -print-sysroot option.
12004 (main): Print the sysroot if requested.
12005 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
12007 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12010 * unwind-pe.h (size_of_encoded_value): add attribute unused.
12012 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
12014 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
12015 (assign_parm_setup_block_p): Also check mode of entry_parm.
12017 2008-07-07 Richard Guenther <rguenther@suse.de>
12019 * tree-ssa-structalias.h (set_used_smts): Remove.
12020 * tree-ssa-structalias.c (used_smts): Likewise.
12021 (set_used_smts): Likewise.
12022 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
12023 call to set_used_smts.
12025 2008-07-07 Richard Guenther <rguenther@suse.de>
12027 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
12028 (new_var_info): Set it to false.
12029 (solution_set_add): Correctly handle pointers outside a var and
12031 (type_safe): Treat variables with is_full_var properly.
12032 (do_sd_constraint): Likewise.
12033 (do_ds_constraint): Likewise.
12034 (process_constraint): Remove zeroing offset for !use_field_sensitive.
12035 (get_constraint_for_ptr_offset): New function.
12036 (get_constraint_for_component_ref): For addresses at least include
12037 the last field of the variable. Handle is_full_vars properly.
12038 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
12039 (handle_ptr_arith): Remove.
12040 (find_func_aliases): Simplify assignment handling.
12041 (create_function_info_for): For parameter and result varinfos set
12043 (create_variable_info_for): Set is_full_var flag whenever we
12044 just created a single varinfo for a decl.
12045 (init_alias_vars): Initialize use_field_sensitive from
12046 max-fields-for-field-sensitive parameter.
12048 2008-07-07 Richard Guenther <rguenther@suse.de>
12050 PR tree-optimization/36713
12051 * tree-flow-inline.h (is_call_used): New function.
12052 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
12053 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
12054 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
12056 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12058 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
12060 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
12062 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
12064 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12065 Nathan Sidwell <nathan@codesourcery.com>
12067 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
12068 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
12070 * config/m68k/t-linux: New.
12071 * doc/install.texi: Document m68k-*-linux is now multilibbed by
12074 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
12076 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
12077 * config/m68k/m68k-devices.def: Remove multilibs that only differ
12080 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12082 * gcc.c (execute): Fix -Wc++-compat warning.
12084 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
12087 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
12088 constant for little endian.
12090 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
12092 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
12093 mips_base_mips16 instead of TARGET_MIPS16.
12094 (mips_base_mips16): Declare.
12095 * config/mips/mips.c (mips_base_mips16): Make global.
12096 (was_mips16_p): Remove GTY marker.
12097 (was_mips16_pch_p): New variable.
12098 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
12099 (mips_override_options): Force to non-MIPS16 mode initially.
12100 Do not complain about MIPS16 PIC incompatibilities here.
12101 Only allow -mgpopt if -mexplicit-relocs is in force for
12104 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
12106 * configure.ac: Check for caddr_t, define to char * if not defined.
12107 * configure: Regenerate.
12108 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
12109 (mmap_gt_pch_use_address): Likewise.
12110 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
12112 2008-07-06 Richard Guenther <rguenther@suse.de>
12114 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
12115 (new_var_info): Deal with it.
12116 (solution_set_add): Likewise.
12117 (bitpos_of_field): Make signed, fix.
12118 (struct fieldoff): Remove type and decl fields. Make size field
12119 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
12121 (fieldoff_compare): Deal with it.
12122 (push_fields_onto_fieldstack): Remove has_union argument, glob
12123 adjacent non-pointer fields together.
12124 (create_function_info_for): Do not set has_union.
12125 (create_variable_info_for): Simplify.
12127 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
12129 * config.gcc (extra_headers): Add cross-stdarg.h for target
12130 x86_64-*-* and i?86-*-*.
12131 * config/i386/cross-stdarg.h: New.
12132 * builtins.c (std_fn_abi_va_list): New.
12133 (std_canonical_va_list_type): New.
12134 (stabilize_va_list): Replace va_list_type_node use by
12135 mtarget.canonical_va_list_type.
12136 (gimplify_va_arg_expr): Likewise.
12137 (expand_builtin_va_copy): Replace va_list_type_node use by
12138 mtarget.fn_abi_va_list.
12139 * tree-sra.c (is_va_list_type): New helper.
12140 (decl_can_be_decomposed_p): Replace
12141 va_list_type_node use by is_va_list_type.
12142 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
12143 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
12144 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
12145 * config/i386/i386-protos.h (ix86_get_valist_type): New.
12146 (ix86_enum_va_list): New.
12147 * config/i386/i386.c (sysv_va_list_type_node): New.
12148 (ms_va_list_type_node): New.
12149 (ix86_function_type_abi): Remove sorry.
12150 (ix86_build_builtin_va_list_abi): New.
12151 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
12152 for 64-bit targets.
12153 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
12154 (ix86_init_builtins_va_builtins_abi): New.
12155 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
12156 for 64-bit targets.
12157 (ix86_handle_abi_attribute): New.
12158 (attribute_spec): Add sysv_abi and ms_abi.
12159 (ix86_fn_abi_va_list): New.
12160 (ix86_canonical_va_list_type): New.
12161 (ix86_enum_va_list): New.
12162 (TARGET_FN_ABI_VA_LIST): New.
12163 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12164 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
12165 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
12166 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12167 (TARGET_ENUM_VA_LIST): New.
12168 * expr.h (std_fn_abi_va_list): New.
12169 (std_canonical_va_list_type): New.
12170 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
12171 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12172 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
12173 TARGET_CANONICAL_VA_LIST_TYPE.
12174 * target.h (struct gcc_target): Add fn_abi_va_list hook
12175 and canonical_va_list_type hook.
12177 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12179 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
12180 integral and pointer types.
12182 2008-07-04 Roger Sayle <roger@eyesopen.com>
12184 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
12185 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
12187 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
12190 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
12192 2008-07-04 Jakub Jelinek <jakub@redhat.com>
12194 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
12195 build_gimple_modify_stmt.
12196 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
12197 gimple operand. Use fold_build* instead of build*.
12199 2008-07-04 Richard Guenther <rguenther@suse.de>
12201 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
12202 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
12203 properly to compute the reachability set if we do field-sensitive PTA.
12204 * invoke.texi (max-fields-for-field-sensitive): Document default.
12205 * opts.c (decode_options): Set max-fields-for-field-sensitive to
12206 100 for optimize >= 2.
12208 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12210 * ggc-zone.c (lookup_page_table_if_allocated,
12211 set_page_table_entry, zone_find_object_size, alloc_small_page,
12212 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
12213 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
12214 -Wc++-compat and/or -Wcast-qual warnings.
12216 2008-07-04 Alan Modra <amodra@bigpond.net.au>
12219 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
12220 pic_offset_table_rtx to be marked as used here.
12221 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
12222 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
12223 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
12224 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
12225 !TARGET_SECURE_PLT.
12227 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12229 * alloc-pool.c (hash_descriptor, eq_descriptor,
12230 alloc_pool_descriptor): Fix -Wc++-compat warnings.
12231 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
12233 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
12234 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
12235 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
12236 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
12239 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
12241 * tree-flow.h (loop_only_exit_p): Declare.
12242 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
12243 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
12244 the number of iterations if it is constant. Otherwise, if this is the
12245 only possible exit of the loop, use the conservative estimate on the
12246 number of iterations of the entire loop if available.
12248 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
12250 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
12251 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
12252 Add synchronization functions.
12253 * config/sync.c: New file.
12254 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
12255 (LIBGCC_SYNC_CFLAGS): Likewise.
12257 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
12260 * config/i386/i386.md (mode): Add TF to "mode" attribute.
12261 (*pushtf_sse): New insn pattern.
12262 (pushtf splitters): New splitters.
12264 2008-07-03 Michael Meissner <gnu@the-meissners.org>
12266 PR middle-end/35736
12267 * predict.c (build_predict_expr): Use void_type_node for the tree
12268 type, instead of NULL_TREE.
12270 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
12272 * config/i386/i386.c (contains_aligned_value_p): Return true
12274 (ix86_data_alignment): Align TCmode to 128bits.
12275 (ix86_local_alignment): Likewise.
12277 2008-07-03 Andrew Haley <aph@redhat.com>
12280 * vec.h (VEC_TA): New.
12281 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
12282 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
12283 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
12284 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
12285 (C_COMMON_FIXED_TYPES): Remove first arg.
12286 (C_COMMON_FIXED_MODE_TYPES): Likewise.
12287 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
12288 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
12289 not to use empty macro arguments.
12291 2008-07-02 Joseph Myers <joseph@codesourcery.com>
12293 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
12294 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
12295 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
12296 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
12297 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
12298 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
12299 config/ia64/crtn.asm, config/m68hc11/larith.asm,
12300 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
12301 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
12302 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
12303 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
12304 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
12305 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
12306 config/rs6000/e500crtres64gpr.asm,
12307 config/rs6000/e500crtres64gprctr.asm,
12308 config/rs6000/e500crtrest32gpr.asm,
12309 config/rs6000/e500crtrest64gpr.asm,
12310 config/rs6000/e500crtresx32gpr.asm,
12311 config/rs6000/e500crtresx64gpr.asm,
12312 config/rs6000/e500crtsav32gpr.asm,
12313 config/rs6000/e500crtsav64gpr.asm,
12314 config/rs6000/e500crtsav64gprctr.asm,
12315 config/rs6000/e500crtsavg32gpr.asm,
12316 config/rs6000/e500crtsavg64gpr.asm,
12317 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
12318 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
12319 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
12320 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
12321 config/sparc/sol2-cn.asm: Remove .file directives.
12323 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
12325 * resource.c (mark_referenced_resources): Look inside
12326 UNSPEC_VOLATILEs and ASM_INPUTs.
12328 2008-07-02 Ian Lance Taylor <iant@google.com>
12330 * rtlanal.c (add_reg_note): New function.
12331 * rtl.h (add_reg_note): Declare.
12332 * auto-inc-dec.c (attempt_change): Use add_reg_note.
12333 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
12334 * builtins.c (expand_builtin_longjmp): Likewise.
12335 (expand_builtin_nonlocal_goto): Likewise.
12336 * calls.c (emit_call_1, expand_call): Likewise.
12337 * cfgexpand.c (add_reg_br_prob_note): Likewise.
12338 * cfglayout.c (fixup_reorder_chain): Likewise.
12339 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
12340 (commit_one_edge_insertion): Likewise.
12341 * combine.c (move_deaths, distribute_notes): Likewise.
12342 * df-problems.c (df_set_note): Likewise.
12343 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
12344 (set_unique_reg_note): Likewise.
12345 (emit_copy_of_insn_after): Likewise.
12346 * expr.c (expand_expr_real): Likewise.
12347 * gcse.c (add_label_notes): Likewise.
12348 * haifa-sched.c (create_check_block_twin): Likewise.
12349 * jump.c (mark_jump_label_1): Likewise.
12350 * loop-doloop.c (add_test, doloop_modify): Likewise.
12351 * loop-unswitch.c (compare_and_jump_seq): Likewise.
12352 * lower-subreg.c (move_eh_region_note): Likewise.
12353 * optabs.c (emit_libcall_block): Likewise.
12354 * predict.c (predict_insn): Likewise.
12355 (combine_predictions_for_insn): Likewise.
12356 * recog.c (peephole2_optimize): Likewise.
12357 * regmove.c (try_auto_increment): Likewise.
12358 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
12359 * reload.c (find_reloads): Likewise.
12360 * reload1.c (fixup_eh_region_note): Likewise.
12361 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
12362 * reorg.c (delete_prior_computation): Likewise.
12363 (delete_computation, dbr_schedule): Likewise.
12364 * config/pa/pa.c (legitimize_pic_address): Likewise.
12365 * config/sh/sh.c (sh_reorg): Likewise.
12367 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12370 * config/libgcc-glibc.ver: Add %exclude.
12371 * config/m32r/libgcc-glibc.ver: Likwise.
12372 * config/s390/libgcc-glibc.ver: Likwise.
12373 * config/sh/libgcc-glibc.ver: Likwise.
12374 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
12376 * config/i386/libgcc-glibc.ver: New.
12378 * config/i386/libgcc-x86_64-glibc.ver: Removed.
12380 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12382 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
12383 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
12384 i[34567]86-*-linux*, x86_64-*-linux*. Add
12385 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
12386 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
12387 x86_64-*-linux*. Add i386/t-linux to tmake_file for
12388 i[34567]86-*-linux*, x86_64-*-linux*.
12390 * libgcc-std.ver: Add empty GCC_4.4.0.
12392 * mkmap-symver.awk: Support multiple versions per symbol.
12394 * config/i386/i386.c (ix86_init_builtins): Always define
12395 __builtin_fabsq and __builtin_copysignq with fallbacks.
12396 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
12397 and __builtin_copysignq if SSE2 isn't available.
12399 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
12400 (LIBGCC2_TF_CEXT): Likwise.
12401 (TF_SIZE): Likwise.
12403 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
12405 * config/i386/sfp-machine.h: Moved to libgcc.
12407 * config/i386/sfp-machine.h: New.
12408 * config/i386/t-linux: Likwise.
12410 * config/i386/t-darwin: Remove softfp_wrap_start and
12412 * config/i386/t-darwin64: Likewise.
12414 * config/i386/t-fprules-softfp64: Renamed to ...
12415 * config/i386/t-fprules-softfp: This.
12417 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
12418 and softfp_wrap_end.
12420 2008-07-02 Jason Merrill <jason@redhat.com>
12422 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
12424 * tree.c (ctor_to_list): New fn.
12425 * tree.h: Declare it.
12426 (CONSTRUCTOR_ELT): New macro.
12427 (CONSTRUCTOR_NELTS): New macro.
12429 2008-07-02 Richard Guenther <rguenther@suse.de>
12431 * tree-ssa-structalias.c (struct variable_info): Reorder
12432 to fill padding on 64bit hosts. Make collapsed_to an int.
12433 (get_varinfo_fc): Deal with that.
12434 (new_var_info): Likewise.
12435 (collapse_rest_of_var): Likewise.
12437 2008-07-02 Joshua Sumali <jsumali@redhat.com>
12439 * doc/install.texi (--enable-java-home): Document.
12440 (--enable-aot-compile-rpm): Likewise.
12441 (--with-arch-directory): Likewise.
12442 (--with-os-directory): Likewise.
12443 (--with-origin-name): Likewise.
12444 (--with-arch-suffix): Likewise.
12445 (--with-jvm-root-dir): Likewise.
12446 (--with-jvm-jar-dir): Likewise.
12447 (--with-python-dir): Likewise.
12449 2008-07-02 Richard Guenther <rguenther@suse.de>
12451 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
12452 from decls explicitly. Merge operand checking from tuples.
12454 2008-07-02 Martin Jambor <mjambor@suse.cz>
12456 * tree-switch-conversion.c: Included timevar.h which I forgot before.
12458 2008-07-02 Martin Jambor <mjambor@suse.cz>
12460 * tree-switch-conversion.c: Included timevar.h
12461 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
12463 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
12465 2008-07-02 Martin Jambor <mjambor@suse.cz>
12467 * tree-switch-conversion.c: Corrected various comments and
12469 (build_constructors): Fixed minor formatting mistakes.
12471 * invoke.texi (Optimize Options): Corrected the
12472 switch-conversion-max-branch-ratio parameter.
12474 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
12476 * final.c (asm_insn_count): Return zero for an empty asm body.
12478 2008-07-02 Richard Guenther <rguenther@suse.de>
12480 * bitmap.h (bitmap_set_bit): Return bool.
12481 (bitmap_clear_bit): Likewise.
12482 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
12483 write to the bitmap if it would.
12484 (bitmap_clear_bit): Likewise.
12485 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
12486 bitmap_set_bit return value.
12487 (add_pred_graph_edge): Likewise.
12488 (add_graph_edge): Likewise.
12489 (do_sd_constraint): Likewise.
12490 (do_ds_constraint): Likewise.
12492 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12494 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
12495 Fix -Wc++-compat and/or -Wcast-qual warnings.
12496 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
12497 gen_regparm_prefix): Likewise.
12498 * vmsdbgout.c (write_modbeg, lookup_filename,
12499 vmsdbgout_source_line, vmsdbgout_init): Likewise.
12501 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
12503 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
12504 defaults.h definition apply.
12506 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12508 * function.c (assign_parm_remove_parallels): New.
12509 (assign_parm_setup_block_p): Do not return true for non-BLKmode
12511 (assign_parm_setup_block): Do not handle them.
12512 (assign_parm_setup_reg, assign_parm_setup_stack): Call
12513 assign_parm_remove_parallels.
12515 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12517 * c-typeck.c (convert_for_assignment): Use
12518 vector_targets_convertible_p.
12519 * c-common.c (vector_targets_convertible_p): New.
12520 * c-common.h (vector_targets_convertible_p): New prototype.
12521 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
12522 opaque_p_V2SI_type_node.
12524 2008-07-01 Steve Ellcey <sje@cup.hp.com>
12526 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
12529 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
12531 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
12532 TFmode constants via two element DImode vector for hosts with
12533 HOST_BITS_PER_WIDE_INT < 64.
12534 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
12535 also for HOST_BITS_PER_WIDE_INT < 64.
12537 2008-07-01 Richard Guenther <rguenther@suse.de>
12539 PR tree-optimization/36666
12540 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
12541 (get_constraint_exp_from_ssa_var): Split into ...
12542 (get_constraint_exp_for_temp): ... this ...
12543 (get_constraint_for_ssa_var): ... and that.
12544 Return constraint expressions for all touched sub-fields
12545 if the results address is not taken.
12546 (process_constraint): Remove assertion that aggregate
12547 assignments do not happen at this place.
12548 (get_constraint_for_component_ref): Add address_p argument.
12549 Return constraint expressions for all touched sub-fields
12550 if the results address is not taken.
12551 (do_deref): Use get_constraint_exp_for_temp.
12552 (get_constraint_for_1): Rename from ...
12553 (get_constraint_for): ... this. Add the old function as wrapper.
12554 (do_structure_copy): Use get_constraint_for_1.
12556 2008-07-01 Martin Jambor <mjambor@suse.cz>
12558 * Makefile.in (tree-switch-conversion.o): Add.
12559 (OBJS-common): Add tree-swtch-conversion.o.
12560 * passes.c (init_optimization_passes): Add pass_convert_switch.
12561 * tree-pass.h: (pass_convert_switch): Add.
12562 * tree-switch-conversion.c: New file.
12563 * gcc.dg/tree-ssa/cswtch.c: New testcase.
12564 * common.opt (ftree-cswtch): New option.
12565 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12566 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12567 * opts.c (decode_options): Set flag_tree_switch_conversion when
12568 optimization level is >= 2.
12569 * doc/invoke.texi (Optimize Options): Added description of
12570 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
12572 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12574 * config/darwin-driver.c (darwin_default_min_version): Fix
12575 -Wc++-compat warnings.
12577 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
12579 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
12582 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12584 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
12586 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12588 PR rtl-optimization/34744
12589 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
12590 (df_scan_free_internal): Free data structures not
12591 allocated in storage pools.
12592 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
12593 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
12594 df_scan_free_mws_vec.
12595 * dse.c (dse_step6): Free offset_map_p and offset_map_n
12598 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
12600 * config/i386/i386.c (contains_aligned_value_p): Return true
12602 (ix86_function_arg_boundary): Return its natural boundary
12604 (return_in_memory_32): Don't check TDmode.
12605 (ix86_split_to_parts): Support splitting into 4 parts and
12606 support TFmode for 32bit target.
12607 (ix86_split_long_move): Support splitting into 4 parts.
12608 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
12610 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
12611 (ix86_init_builtins): Here.
12612 (ix86_scalar_mode_supported_p): Always return true for TFmode.
12613 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
12614 'q' and 'w', respectively.
12616 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
12618 (movtf_internal): Likewise.
12619 (<code>tf2): Likewise.
12620 (*absnegtf2_sse): Likewise.
12621 (copysign<mode>3): Likewise.
12622 (copysign<mode>3_const): Likewise.
12623 (copysign<mode>3_var): Likewise.
12624 (define_split UNSPEC_COPYSIGN): Likewise.
12625 * config/i386/sse.md (*nandtf3): Likewise.
12626 (<code>tf3): Likewise.
12627 (*<code>tf3): Likewise.
12629 2008-06-30 Joey Ye <joey.ye@intel.com>
12630 H.J. Lu <hongjiu.lu@intel.com>
12632 * global.c (compute_regsets): Set frame_pointer_needed here.
12633 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
12635 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12637 * doc/install.texi (specific): Expand Windows build notes.
12639 2008-06-30 Ira Rosen <irar@il.ibm.com>
12641 PR tree-optimization/36648
12642 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
12643 number of prolog iterations by step. Fix the comment.
12645 2008-06-30 Richard Guenther <rguenther@suse.de>
12647 PR middle-end/36671
12648 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
12649 handle calls from ECF_MALLOC functions.
12650 (handle_pure_call): ECF_MALLOC functions do not return
12652 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
12654 2008-06-29 Andreas Schwab <schwab@suse.de>
12656 * config/m68k/m68k.c (print_operand): Always print a float
12658 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
12659 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
12662 * config/rs6000/x-linux64: Remove never used file.
12664 2008-06-29 Richard Guenther <rguenther@suse.de>
12666 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
12668 (struct alias_info): Move ...
12669 * tree-ssa-alias.c: ... here.
12670 (update_alias_info): Declare.
12671 (compute_may_aliases): Call it.
12672 (update_alias_info): New function.
12673 * tree-ssa-structalias.c (update_alias_info): Move ...
12674 * tree-ssa-alias.c (update_alias_info_1): ... here.
12675 * tree-ssa-structalias.c (process_constraint_1): Remove
12676 unused from_call argument. Rename to ...
12677 (process_constraint): ... this. Delete old wrapper.
12678 (make_constraint_to): Adjust callers.
12679 (handle_const_call): Likewise.
12680 (handle_pure_call): Likewise.
12681 (init_base_vars): Likewise.
12682 (handle_lhs_call): Likewise. Remove unnecessary constraint.
12683 (find_func_aliases): We don't need structure copies for
12685 (make_constraint_from_anything): Remove.
12686 (create_variable_info_for): For globals make constraints
12687 from escaped, not from anything.
12688 (compute_points_to_sets): Do not call update_alias_info.
12689 (ipa_pta_execute): Use make_constraint_from.
12691 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12693 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
12694 (bitmap.o-warn, dominance.o-warn): New.
12695 * configure.ac (cxx_compat_warn): Delete.
12696 (loose_warn): Add -Wcast-qual and -Wc++-compat.
12697 * system.h: Remove #pragma diagnostic for -Wcast-qual and
12699 * configure: Regenerate.
12701 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
12704 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12706 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
12707 * df-scan.c (df_notes_rescan): Likewise.
12708 * ggc-page.c (set_page_table_entry): Likewise.
12709 * intl.c (gcc_gettext_width): Likewise.
12710 * varasm.c (get_unnamed_section, get_noswitch_section,
12711 get_section): Likewise.
12713 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
12715 * regrename.c (build_def_use): Don't copy RTX.
12717 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
12719 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
12720 (Type Attributes): Fix nesting of @table and @subsection. Adjust
12721 punctuation. Use @ref instead of @xref.
12722 (Function Names): Remove stray @display/@end display.
12723 (C++ Attributes): Use @ref instead of @xref.
12724 (Deprecated Features): Fix punctuation around @xref.
12725 (Backwards Compatibility): Likewise.
12726 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
12728 2008-06-28 Joseph Myers <joseph@codesourcery.com>
12730 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
12731 constants for E500 double.
12733 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12735 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
12736 element type of const_vector.
12738 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
12740 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
12741 Remove FLAGS_REG clobber from expander pattern.
12742 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
12743 (anddi3, andsi3, andhi3, andqi3): Ditto.
12744 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
12745 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
12746 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
12747 (ashlsi3, ashlhi3, ashlqi3): Ditto.
12748 (ashrsi3, ashrhi3, ashrqi3): Ditto.
12749 (lshrsi3, lshrhi3, lshrqi3): Ditto.
12750 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
12751 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
12753 2008-06-28 Richard Guenther <rguenther@suse.de>
12755 * tree-ssa-structalias.c (callused_id, var_callused,
12756 callused_tree): Add.
12757 (handle_pure_call): New function.
12758 (find_func_aliases): Call it.
12759 (find_what_p_points_to): Handle the call-used set.
12760 (clobber_what_escaped): Likewise.
12761 (compute_call_used_vars): New function.
12762 (init_base_vars): Init the call-used variable.
12763 (do_sd_constraint): Do not propagate the solution from CALLUSED
12764 but use CALLUSED as a placeholder.
12765 (solve_graph): Likewise.
12766 * tree-flow-inline.h (gimple_call_used_vars): New function.
12767 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
12768 (compute_call_used_vars): Declare.
12769 * tree-ssa-alias.c (set_initial_properties): Call
12770 compute_call_used_vars.
12771 (reset_alias_info): Clear call-used variables.
12772 (add_call_clobber_ops): Assert we are not called for const/pure
12773 functions. Remove handling of them.
12774 (add_call_read_ops): Handle pure functions by adding the
12775 call-used set of variables as VUSEs.
12776 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
12777 (delete_tree_ssa): Free it.
12778 * tree-dfa.c (remove_referenced_var): Clear the var from the
12781 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
12783 * tree.c (build_varargs_function_type_list): New.
12784 (build_function_type_list_1): New.
12785 (build_function_type_list): Use build_function_type_list_1.
12786 * tree.h (build_varargs_function_type_list): New.
12788 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12791 * config/spu/spu.c (spu_builtin_splats): Do not generate
12792 invalid CONST_VECTOR expressions.
12793 (spu_expand_vector_init): Likewise.
12795 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
12797 * optabs.c (libfunc_decls): New variable.
12798 (libfunc_decl_hash, libfunc_decl_eq): New functions.
12799 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
12800 for the same function twice.
12802 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
12804 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
12805 ix86_expand_binary_operator directly.
12806 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
12808 (*ashrti3_1): Ditto.
12809 (*lshrti3_1): Ditto.
12810 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
12811 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
12812 using only one splitter. Conditionaly execute splitter before or
12813 after peephole2 pass.
12814 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
12815 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
12816 Use only one alternative in asm template.
12817 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
12819 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
12820 "J" operand constraint for operand 2.
12821 (*ashldi3_cconly_rex64): Ditto.
12822 (*ashrdi3_cmp_rex64): Ditto.
12823 (*ashrdi3_cconly_rex64): Ditto.
12824 (*lshrdi3_cmp_rex64): Ditto.
12825 (*lshrdi3_cconly_rex64): Ditto.
12826 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
12827 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
12828 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
12831 2008-06-27 Jakub Jelinek <jakub@redhat.com>
12833 * gimplify.c (omp_is_private): Don't return true if decl is not
12834 already private on #pragma omp for or #pragma omp parallel for.
12837 * tree-cfg.c (struct move_stmt_d): Replace block field with
12838 orig_block and new_block fields.
12839 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
12840 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
12841 (move_block_to_fn): Replace vars_map and new_label_map arguments
12842 with struct move_stmt_d pointer.
12843 (replace_block_vars_by_duplicates): New function.
12844 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
12845 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
12846 all subblocks of ORIG_BLOCK to the new function. Call
12847 replace_block_vars_by_duplicates.
12848 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
12849 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
12850 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
12851 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
12852 (expand_omp): Temporarily set input_location to the location of
12853 region's controlling stmt.
12854 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
12855 BIND_EXPR, push ctx->block_vars and gimplification vars into
12856 the BIND_EXPR and its block's BLOCK_VARS instead of directly
12857 into dest function.
12858 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
12859 there are any BLOCK_VARS.
12860 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
12861 OMP_PARALLEL or OMP_TASK stmt.
12862 (lower_omp): Save and restore input_location around the lower_omp_1
12865 2008-06-27 Richard Guenther <rguenther@suse.de>
12867 PR tree-optimization/36400
12868 PR tree-optimization/36373
12869 PR tree-optimization/36344
12870 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
12871 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
12872 (update_alias_info): Remove call clobbering code.
12873 (make_constraint_to): New helper function.
12874 (make_escape_constraint): Likewise.
12875 (handle_rhs_call): Use it on all pointer containing arguments.
12876 Also mark the static chain escaped.
12877 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
12878 instead of ANYTHING.
12879 (make_constraint_from): New helper split out from ...
12880 (make_constraint_from_anything): ... here.
12881 (find_func_aliases): Add constraints for escape sites.
12882 (intra_create_variable_infos): Make constraints from NONLOCAL
12884 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
12886 (clobber_what_p_points_to): Remove.
12887 (clobber_what_escaped): New function.
12888 (init_base_vars): Init NONLOCAL and ESCAPED.
12889 (do_sd_constraint): Do not propagate the solution from ESCAPED
12890 but use ESCAPED as a placeholder.
12891 (solve_graph): Likewise.
12892 * tree-flow.h (clobber_what_p_points_to): Remove.
12893 (clobber_what_escaped): Declare.
12894 * tree-ssa-alias.c (set_initial_properties): Call it.
12895 Remove code clobbering escaped pointers.
12897 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12899 * function.c (allocate_struct_function): Only allocate a unique
12900 funcdef_no if the decl is nonzero.
12902 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12904 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
12905 * config/mips/mips.c (mips_split_const_insns): New function.
12906 * config/mips/mips.md (move_type): New attribute.
12907 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
12908 (dword_mode): New attribute.
12909 (type): Avoid long line. Map "move_type"s to "type"s,
12910 choosing "multi" for doubleword moves if appropriate.
12911 Swap MTC/MFC comments to match their declaration order.
12912 (extended_mips16): Default to "yes" if "move_type" is "sll0",
12913 "type" is "branch" or "jal" is "direct".
12914 (length): Handle "extended_mips16" first. Make the default
12915 "0" for "ghost" instructions. Set the length from "move_type".
12916 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
12917 of "type", with "sll0" for the register alternative. Remove the
12918 "extended_mips16" attribute.
12919 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
12920 of "type", with "shift_shift" for the register alternative.
12921 Remove the "length" attribute.
12922 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
12923 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
12924 of "type", with "andi" for the register alternative.
12925 (*zero_extendqihi2): Likewise.
12926 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
12927 of "andi" instead of a "type" of "arith".
12928 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
12930 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
12931 (mov_<store>r, *mov<mode>_ra): Likewise.
12932 (extendsidi2): Use "move_type" instead of "type", with "move"
12933 for the register alternative.
12934 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
12935 of "type", with "signext" for the register alternative.
12936 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
12937 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
12938 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
12939 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
12940 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
12941 (unnamed branch insn): Likewise.
12942 (*movdi_gp32_fp64): Fold into...
12943 (*movdi_32bit): ...here.
12944 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
12945 (*movdf_hardfloat): ...this new pattern.
12946 (*movdf_softfloat): Remove redundant FPR alternatives.
12947 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
12948 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
12949 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
12950 the "move" attribute.
12951 (*movdi_32bit): Use "move_type" instead of "type" and remove the
12952 "length" attribute. Use "fpload" and "fpstore" instead of "load"
12953 and "store" for COP loads and stores.
12954 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
12955 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
12956 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
12957 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
12958 (*movtf_mips16, *movv2sf): Likewise.
12959 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
12960 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
12961 (mfhc1<mode>): Use "move_type" instead of "move".
12962 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
12963 (loadgp_blockage): Remove the "length" attribute.
12964 (blockage, set_got_version, update_got_version): Likewise.
12965 (call_internal): Remove the "extended_mips16" attribute.
12966 (call_value_internal, call_value_multiple_internal): Likewise.
12967 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
12969 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
12970 the "length" attribute.
12972 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12974 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
12975 -Wcast-qual warnings.
12976 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
12977 handle_pragma_pop_macro): Likewise.
12978 * collect2.c (resolve_lib_name): Likewise.
12979 * config/arc/arc.c (arc_init): Likewise.
12980 * config/arm/arm.c (neon_builtin_compare,
12981 locate_neon_builtin_icode): Likewise.
12982 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
12983 * config/bfin/bfin.c (bfin_init_machine_status,
12984 bfin_optimize_loop): Likewise.
12985 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
12986 * config/cris/cris.c (cris_init_expanders): Likewise.
12987 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
12988 * config/darwin.c (machopic_indirection_eq,
12989 machopic_indirection_name, machopic_output_indirection): Likewise.
12990 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
12991 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
12992 frv_optimize_membar): Likewise.
12993 * config/i386/cygwin.h (mingw_scan,
12994 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
12995 * config/i386/cygwin1.c (mingw_scan): Likewise.
12996 * config/i386/i386.c (machopic_output_stub): Likewise.
12997 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
12998 i386_pe_unique_section): Likewise.
12999 * config/ia64/ia64.c (ia64_init_machine_status,
13000 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
13002 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
13003 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
13004 * config/m68k/m68k.c (m68k_handle_option,
13005 m68k_sched_md_init_global): Likewise.
13006 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
13007 mcore_unique_section): Likewise.
13008 * config/mips/mips.c (mips_block_move_straight,
13009 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
13011 * config/mmix/mmix.c (mmix_init_machine_status,
13012 mmix_encode_section_info): Likewise.
13013 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
13014 * config/rs6000/rs6000.c (rs6000_init_machine_status,
13015 print_operand_address, output_toc, redefine_groups,
13016 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
13017 * config/s390/s390.c (s390_init_machine_status): Likewise.
13018 * config/score/score.c (score_block_move_straight,
13019 score_block_move_loop_body): Likewise.
13020 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
13021 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
13022 * emit-rtl.c (find_auto_inc): Likewise.
13023 * gcc.c (translate_options, process_command): Likewise.
13024 * reorg.c (dbr_schedule): Likewise.
13025 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
13026 * xcoffout.c (xcoffout_declare_function): Likewise.
13028 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
13030 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
13031 ipa-pta working again.
13033 2008-06-27 David Edelsohn <edelsohn@gnu.org>
13035 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
13038 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
13040 * config.gcc (powerpc*-*-*): Add new core e500mc.
13041 * config/rs6000/e500mc.md: New file.
13042 * config/rs6000/rs6000.c (processor_costs): Add new costs for
13044 (rs6000_override_options): Add e500mc case to
13045 processor_target_table. Altivec and Spe options not allowed
13046 with e500mc. Add isel instruction to e500mc by
13047 default. Initialize rs6000_cost for e500mc.
13048 (rs6000_issue_rate): Set issue rate for e500mc.
13049 * config/rs6000/rs6000.h (processor_type): Add
13050 PROCESSOR_PPCE500MC.
13051 (ASM_CPU_SPEC): Add e500mc.
13052 Set TARGET_ISEL to rs6000_isel.
13053 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
13054 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
13055 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
13057 * doc/invoke.texi: Add e500mc to list of cpus.
13059 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13062 * c-lex.c (lex_charconst): Initialize unsignedp.
13064 2008-06-27 Olivier Hainque <hainque@adacore.com>
13066 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
13067 documented assumptions.
13069 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
13071 * dwarf2out.c: Remove trailing white spaces. Break long line
13074 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
13076 * libfuncs.h (LTI_synchronize): New libfunc_index.
13077 (synchronize_libfunc): Declare.
13078 * builtins.c (expand_builtin_synchronize): Consider using
13079 synchronize_libfunc before falling back on an asm blockage.
13080 * config/mips/mips.c: Include libfuncs.h
13081 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
13083 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
13085 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
13086 parameter. Copy stack_reg to r11 where appropriate.
13087 (no_global_regs_above): Add gpr parameter.
13088 (rs6000_stack_info): Only add padding for SPE save area if we
13089 are saving SPE GPRs and CR.
13090 (saveres_routine_syms): New variable.
13091 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
13093 (rs6000_savres_routine_sym): New function.
13094 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
13096 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
13097 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
13098 Tweak FPR out-of-line saving.
13099 (rs6000_make_savres_rtx): New function.
13100 (rs6000_use_multiple_p): New function.
13101 (rs6000_savres_strategy): New function.
13102 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
13103 out-of-line if appropriate.
13104 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
13105 if we are optimizing for size.
13106 (GP_SAVE_INLINE): Define.
13107 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
13108 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
13109 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
13110 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
13111 (*save_fpregs_<mode>): Add use of r11.
13112 (*restore_gpregs_<mode>): New insn.
13113 (*return_and_restore_gpregs_<mode>): New insn.
13114 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
13116 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
13117 (*restore_gpregs_spe): New insn.
13118 (*return_and_restore_gpregs_spe): New insn.
13119 * config/rs6000/predicates.md (save_world_operation): Fix check.
13121 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13123 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
13124 this point, so assert that.
13126 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13128 * cfganal.c: Include vec.h and vecprim.h.
13129 (compute_idf): Import from...
13130 * tree-into-ssa (compute_idf): ...here.
13131 * basic-block.h (compute_idf): Export.
13133 2008-06-26 Joseph Myers <joseph@codesourcery.com>
13135 * c-decl.c (merge_decls): Use !current_function_decl to check for
13136 extern declaration of C99 inline function being at file scope.
13138 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
13140 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
13142 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13144 * alias.c (record_alias_subset, init_alias_analysis): Fix
13145 -Wc++-compat and/or -Wcast-qual warnings.
13146 * attribs.c (lookup_attribute_spec): Likewise.
13147 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
13148 copy_bb, connect_traces,
13149 find_rarely_executed_basic_blocks_and_cr): Likewise.
13150 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
13151 note_btr_set, migrate_btr_defs): Likewise.
13152 * builtins.c (result_vector, expand_builtin_memcpy,
13153 expand_builtin_mempcpy_args, expand_builtin_strncpy,
13154 builtin_memset_read_str, expand_builtin_printf,
13155 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
13157 * caller-save.c (mark_set_regs): Likewise.
13158 * calls.c (expand_call, emit_library_call_value_1): Likewise.
13159 * cgraph.c (cgraph_edge): Likewise.
13160 * combine.c (likely_spilled_retval_1): Likewise.
13161 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
13162 htab_counts_entry_del, get_coverage_counts): Likewise.
13163 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
13164 new_cselib_val): Likewise.
13165 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
13166 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
13168 * df-core.c (df_compact_blocks): Likewise.
13169 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
13170 * df-scan.c (df_grow_reg_info, df_ref_create,
13171 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
13172 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
13173 df_record_entry_block_defs, df_record_exit_block_uses,
13174 df_bb_verify): Likewise.
13175 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
13176 DF_REF_EXTRACT_MODE_CONST): New.
13177 * dominance.c (get_immediate_dominator, get_dominated_by,
13178 nearest_common_dominator, root_of_dom_tree,
13179 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
13180 -Wc++-compat and/or -Wcast-qual warnings.
13181 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
13182 record_store, replace_read, check_mem_read_rtx, scan_insn,
13183 dse_step1, dse_record_singleton_alias_set): Likewise.
13184 * dwarf2asm.c (dw2_force_const_mem): Likewise.
13186 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13188 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
13189 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
13190 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
13191 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
13192 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
13193 add_ranges_num, add_ranges_by_labels, file_info_cmp,
13194 file_name_acquire, output_file_names, add_const_value_attribute,
13195 premark_used_types_helper, file_table_eq, file_table_hash,
13196 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
13197 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
13198 -Wcast-qual warnings.
13199 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
13200 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
13201 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
13202 gen_reg_rtx, start_sequence, init_emit): Likewise.
13203 * et-forest.c (et_new_occ, et_new_tree): Likewise.
13204 * except.c (init_eh_for_function, gen_eh_region,
13205 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
13206 arh_to_landing_pad, arh_to_label, add_action_record,
13207 add_call_site, switch_to_exception_section): Likewise.
13208 * expmed.c (synth_mult): Likewise.
13209 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
13210 store_expr): Likewise.
13211 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
13213 * function.c (assign_stack_temp_for_type,
13214 allocate_struct_function, match_asm_constraints_1): Likewise.
13215 * gcov-io.c (gcov_allocate): Likewise.
13216 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
13217 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
13218 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
13219 record_one_set, insert_expr_in_table, insert_set_in_table,
13220 dump_hash_table, compute_hash_table_work, alloc_hash_table,
13221 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
13222 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
13223 -Wcast-qual warnings.
13225 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13227 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
13228 -Wcast-qual warnings.
13229 * gcc.c (process_command): Likewise.
13230 * genattrtab.c (oballoc): Use XOBNEW.
13231 (oballocvec): Define.
13232 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
13233 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
13234 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
13235 -Wc++-compat and/or -Wcast-qual warnings.
13236 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
13237 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
13238 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
13239 gen_presence_absence_set, gen_automaton, gen_regexp_el,
13240 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
13241 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
13242 add_excls, process_presence_absence_names,
13243 process_presence_absence_patterns, add_presence_absence,
13244 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
13245 get_free_state, add_arc, get_free_automata_list_el,
13246 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
13247 transform_3, cache_presence, create_ainsns, create_automata,
13248 create_state_ainsn_table, dfa_insn_code_enlarge,
13249 output_trans_func, output_min_issue_delay_func,
13250 output_dead_lock_func, output_reset_func,
13251 output_get_cpu_unit_code_func, output_dfa_start_func,
13252 expand_automata): Likewise.
13253 * genextract.c (gen_insn): Likewise.
13254 * gengtype-lex.l: Likewise.
13255 * gengtype.c (read_input_list, adjust_field_type,
13256 process_gc_options): Likewise.
13257 * genoutput.c (note_constraint): Likewise.
13258 * genpreds.c (mangle, add_constraint): Likewise.
13259 * genrecog.c (process_define_predicate, new_decision,
13260 add_to_sequence): Likewise.
13261 * gensupport.c (record_insn_name): Likewise.
13263 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13265 * config/i386/driver-i386.c (detect_caches_amd,
13266 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
13267 and/or -Wcast-qual warnings.
13268 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
13269 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
13270 gt_pch_save): Likewise.
13271 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
13272 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
13273 * global.c (compute_regsets): Likewise.
13274 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
13275 finish_graph_dump_file): Likewise.
13276 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
13277 unlink_bb_notes): Likewise.
13278 * integrate.c (get_hard_reg_initial_val): Likewise.
13279 * ipa-prop.c (ipa_push_func_to_list): Likewise.
13280 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
13281 * local-alloc.c (update_equiv_regs): Likewise.
13282 * loop-invariant.c (check_invariant_table_size,
13283 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
13285 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
13286 altered_reg_used, mark_altered): Likewise.
13287 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
13288 insert_var_expansion_initialization,
13289 combine_var_copies_in_loop_exit, apply_opt_in_copies,
13290 release_var_copies): Likewise.
13291 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
13292 analyze_matrix_decl, add_allocation_site, analyze_transpose,
13293 analyze_accesses_for_phi_node, check_var_notmodified_p,
13294 check_allocation_function, find_sites_in_func,
13295 record_all_accesses_in_func, transform_access_sites,
13296 transform_allocation_sites): Likewise.
13297 * omp-low.c (new_omp_region, create_omp_child_function_name,
13298 check_omp_nesting_restrictions, check_combined_parallel,
13299 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
13300 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
13301 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
13302 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
13304 * opts-common.c (prune_options): Likewise.
13305 * opts.c (add_input_filename, print_filtered_help,
13306 get_option_state): Likewise.
13307 * params.c (add_params): Likewise.
13308 * passes.c (set_pass_for_id, next_pass_1,
13309 do_per_function_toporder, pass_fini_dump_file): Likewise.
13310 * postreload.c (reload_cse_simplify_operands): Likewise.
13311 * predict.c (tree_predicted_by_p, tree_predict_edge,
13312 clear_bb_predictions, combine_predictions_for_bb): Likewise.
13314 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13316 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
13318 * recog.c (check_asm_operands, validate_change_1): Likewise.
13319 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
13320 subst_asm_stack_regs): Likewise.
13321 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
13322 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
13323 * regmove.c (reg_is_remote_constant_p): Likewise.
13324 * regrename.c (regrename_optimize, scan_rtx_reg,
13325 kill_clobbered_value, kill_set_value, kill_autoinc_value):
13327 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
13328 regstat_compute_calls_crossed): Likewise.
13329 * reload1.c (init_reload, new_insn_chain,
13330 has_nonexceptional_receiver, reload, copy_reloads,
13331 calculate_needs_all_insns, init_elim_table): Likewise.
13332 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
13333 * rtl.c (shallow_copy_rtx_stat): Likewise.
13334 * rtlanal.c (parms_set): Likewise.
13335 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
13336 sbitmap_resize, sbitmap_vector_alloc): Likewise.
13337 * sched-ebb.c (earliest_block_with_similiar_load,
13338 add_deps_for_risky_insns): Likewise.
13339 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
13340 schedule_region): Likewise.
13341 * see.c (eq_descriptor_pre_extension,
13342 hash_descriptor_pre_extension, hash_del_pre_extension,
13343 eq_descriptor_properties, hash_descriptor_properties,
13344 hash_del_properties, see_seek_pre_extension_expr,
13345 see_initialize_data_structures, see_print_register_properties,
13346 see_print_pre_extension_expr, see_delete_merged_def_extension,
13347 see_delete_unmerged_def_extension, see_emit_use_extension,
13348 see_pre_delete_extension, see_map_extension, see_commit_changes,
13349 see_analyze_merged_def_local_prop,
13350 see_analyze_merged_def_local_prop,
13351 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
13352 see_set_prop_merged_def, see_set_prop_unmerged_def,
13353 see_set_prop_unmerged_use, see_print_one_extension,
13354 see_merge_one_use_extension, see_merge_one_def_extension,
13355 see_store_reference_and_extension, see_update_uses_relevancy,
13356 see_update_defs_relevancy): Likewise.
13357 * statistics.c (hash_statistics_hash, hash_statistics_eq,
13358 hash_statistics_free, curr_statistics_hash): Likewise.
13359 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
13360 expand_asm_operands, expand_return, case_bit_test_cmp,
13361 expand_case): Likewise.
13362 * stor-layout.c (start_record_layout): Likewise.
13363 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
13364 gt_pch_save_stringpool): Likewise.
13365 * tree-data-ref.c (hash_stmt_vertex_info,
13366 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
13367 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
13369 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
13372 * config/i386/i386.md : Change constraints of HImode and QImode
13373 immediate operands from "i" to "n". Change SImode "ni" constraint to
13374 "i" and SImode "rmi" constraint to "g". Remove all constraints
13375 from const0_operand and const1_operand predicated operands.
13376 (i): Change QImode and HImode attribute from "i" to "n".
13377 (*subqi_2): Change HImode operands to QImode.
13380 2008-06-25 Olivier Hainque <hainque@adacore.com>
13382 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
13385 2008-06-25 Richard Guenther <rguenther@suse.de>
13387 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
13388 not overflow the result type.
13390 2008-06-25 Richard Guenther <rguenther@suse.de>
13392 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
13393 (vn_lookup): Likewise.
13395 2008-06-25 Richard Guenther <rguenther@suse.de>
13397 PR tree-optimization/35518
13398 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
13399 * tree-sra.c (instantiate_element): Use fold_build3 to build
13401 (try_instantiate_multiple_fields): Likewise.
13403 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13405 * config/rs6000/rs6000.md: Change all string instruction's clobber to
13408 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13410 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
13411 use_backchain_to_restore_sp to true
13412 if the offset of the link register save area would go over the 32k - 1
13413 offset limit of the load
13416 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
13418 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
13419 anchor for the type-punning blurb. Cross-reference "Structures
13420 unions enumerations and bit-fields implementation". Provide a
13421 cast-through-pointer example. Make final sentence self-contained.
13422 * doc/implement-c.texi (Structures unions enumerations and
13423 bit-fields implementation): Cross-reference the type-punning blurb
13424 in the -fstrict-aliasing documentation.
13426 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13428 PR middle-end/36594
13429 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
13430 the memory instead of the memory itself for the save area.
13432 2008-06-24 Olivier Hainque <hainque@adacore.com>
13433 Nicolas Roche <roche@adacore.com>
13435 * gengtype.c (srcdir_len): size_t instead of int.
13436 (get_file_realbasename): New function. For F a filename, the real
13437 basename of F, with all the path components stripped.
13438 (get_file_srcdir_relative_path): New function. For F a filename, the
13439 relative path to F from $(srcdir).
13440 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
13441 get_file_realbasename. Adjust the head comment.
13442 (get_prefix_langdir_index): New function. For F a filename, return the
13443 lang_dir_names[] relative index of the language directory that is
13445 (get_file_langdir): For F a filename, return the name of the language
13446 directory where F is located.
13447 (get_file_gtfilename): New function. The gt- output file name for an
13449 (get_output_file_with_visibility): Replace in-line computations with
13450 uses of get_file_gtfilename and get_prefix_langdir_index.
13451 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
13453 2008-06-24 Jakub Jelinek <jakub@redhat.com>
13455 PR tree-optimization/36504
13456 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
13457 references without base address.
13459 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13461 PR middle-end/36584
13462 * calls.c (expand_call): Increase alignment for recursive functions.
13464 2008-06-23 Anatoly Sokolov <aesok@post.ru>
13466 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
13467 (TARGET_FUNCTION_VALUE): New define.
13468 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
13469 * config/avr/avr.h (FUNCTION_VALUE): Remove.
13471 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13473 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
13474 (fmod<mode>3): Ditto.
13475 (remainderxf3): Ditto.
13476 (remainder<mode>3): Ditto.
13478 2008-06-23 Jakub Jelinek <jakub@redhat.com>
13481 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
13482 REG is a hard register.
13484 PR tree-optimization/36508
13485 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
13486 499, don't check it at all in release compilers.
13488 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13490 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
13491 together with SSE_TARGET_MATH to disable insn pattern.
13492 (*fop_<MODEF:mode>_2_i387): Ditto.
13493 (*fop_<MODEF:mode>_3_i387): Ditto.
13495 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
13497 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
13499 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13501 PR middle-end/34906
13502 * gimplify.c (gimplify_asm_expr): Check the return code of
13503 parse_output_constraint call, set function return and is_inout
13504 value if it failed.
13506 2008-06-22 Ian Lance Taylor <iant@google.com>
13508 * c-lex.c (narrowest_unsigned_type): Change itk to int.
13509 (narrowest_signed_type): Likewise.
13510 * c-typeck.c (c_common_type): Change local variable mclass to enum
13512 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
13513 tcc_comparison, not the tree code itself.
13514 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
13515 (c_expand_expr): Cast modifier to enum expand_modifier.
13516 * c-common.h (C_RID_CODE): Add casts.
13517 (C_SET_RID_CODE): Define.
13518 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
13519 (c_lex_one_token): Add cast to avoid warning.
13520 (c_parser_objc_type_name): Rename local typename to type_name.
13521 (check_no_duplicate_clause): Change code parameter to enum
13523 (c_parser_omp_var_list_parens): Change kind parameter to enum
13525 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
13526 c_parser_omp_list_var_parens.
13527 (c_parser_omp_threadprivate): Likewise.
13528 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
13529 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
13530 * c-format.c (NO_FMT): Define.
13531 (printf_length_specs): Use NO_FMT.
13532 (asm_fprintf_length_specs): Likewise.
13533 (gcc_diag_length_specs): Likewise.
13534 (scanf_length_specs): Likewise.
13535 (strfmon_length_specs): Likewise.
13536 (gcc_gfc_length_specs): Likewise.
13537 (printf_flag_specs): Change 0 to STD_C89.
13538 (asm_fprintf_flag_specs): Likewise.
13539 (gcc_diag_flag_specs): Likewise.
13540 (gcc_cxxdiag_flag_specs): Likewise.
13541 (scanf_flag_specs): Likewise.
13542 (strftime_flag_specs): Likewise.
13543 (strfmon_flag_specs): Likewise.
13544 (print_char_table): Likewise.
13545 (asm_fprintf_char_table): Likewise.
13546 (gcc_diag_char_table): Likewise.
13547 (gcc_tdiag_char_table): Likewise.
13548 (gcc_cdiag_char_table): Likewise.
13549 (gcc_cxxdiag_char_table): Likewise.
13550 (gcc_gfc_char_table): Likewise.
13551 (scan_char_table): Likewise.
13552 (time_char_table): Likewis.
13553 (monetary_char_table): Likewise.
13554 * c-format.h (BADLEN): Likewise.
13556 2008-06-21 Ian Lance Taylor <iant@google.com>
13558 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
13559 Define END_OF_BASE_TREE_CODES around inclusion.
13560 * tree.c (tree_code_type): New global array.
13561 (tree_code_length, tree_code_name): Likewise.
13562 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
13563 $(lang_tree_files).
13564 (all-tree.def, s-alltree): New targets.
13565 (gencheck.h, s-gencheck): Remove.
13566 (tree.o): Depend upon all-tree.def.
13567 (build/gencheck.o): Remove gencheck.h dependency.
13568 (mostlyclean): Don't remove gencheck.h.
13569 * c-common.h (enum c_tree_code): Remove.
13570 * c-lang.c (tree_code_type): Remove.
13571 (tree_code_length, tree_code_name): Remove.
13572 * gencheck.c (tree_codes): Include all-tree.def, rather than
13573 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
13575 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
13577 * cp/cp-tree.h (enum cplus_tree_code): Remove.
13578 (operator_name_info): Size to MAX_TREE_CODES.
13579 (assignment_operator_name_info): Likewise.
13580 * cp/cp-lang.c (tree_code_type): Remove.
13581 (tree_code_length, tree_code_name): Remove.
13582 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
13583 (assignment_operator_name_info): Likewise.
13584 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
13586 * cp/mangle.c (write_expression): Likewise.
13587 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
13588 * fortran/f95-lang.c (tree_code_type): Remove.
13589 (tree_code_length, tree_code_name): Remove.
13590 * java/java-tree.h (enum java_tree_code): Remove.
13591 * java/lang.c (tree_code_type): Remove.
13592 (tree_code_length, tree_code_name): Remove.
13593 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
13594 * objc/objc-act.h (enum objc_tree_code): Remove.
13595 * objc/objc-lang.c (tree_code_type): Remove.
13596 (tree_code_length, tree_code_name): Remove.
13597 * objcp/objcp-lang.c (tree_code_type): Remove.
13598 (tree_code_length, tree_code_name): Remove.
13599 * ada/ada-tree.h (enum gnat_tree_code): Remove.
13600 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
13601 * ada/misc.c (tree_code_type): Remove.
13602 (tree_code_length, tree_code_name): Remove.
13604 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
13606 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
13607 the grand_bitmap_obstack.
13609 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13611 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
13612 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
13613 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
13614 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
13615 move_stmt_r, new_label_mapper): Likewise.
13616 * tree-complex.c (cvc_lookup): Likewise.
13617 * tree-dfa.c (create_function_ann): Likewise.
13618 * tree-dump.c (dump_register): Likewise.
13619 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
13620 find_phi_replacement_condition): Likewise.
13621 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
13622 tree_function_versioning): Likewise.
13623 * tree-into-ssa.c (cmp_dfsnum): Likewise.
13624 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
13625 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
13626 get_nonlocal_debug_decl, convert_nonlocal_reference,
13627 convert_nonlocal_omp_clauses, get_local_debug_decl,
13628 convert_local_reference, convert_local_omp_clauses,
13629 convert_nl_goto_reference, convert_nl_goto_receiver,
13630 convert_tramp_reference, convert_call_expr): Likewise.
13631 * tree-outof-ssa.c (contains_tree_r): Likewise.
13632 * tree-parloops.c (reduction_phi, initialize_reductions,
13633 eliminate_local_variables_1, add_field_for_reduction,
13634 add_field_for_name, create_phi_for_local_result,
13635 create_call_for_reduction_1, create_loads_for_reductions,
13636 create_stores_for_reduction, create_loads_and_stores_for_name):
13638 * tree-phinodes.c (allocate_phi_node): Likewise.
13639 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
13640 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
13641 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
13642 * tree-ssa-coalesce.c (compare_pairs): Likewise.
13643 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
13644 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
13645 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
13646 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
13647 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
13648 vn_nary_op_insert): Likewise.
13649 * tree-ssa.c (redirect_edge_var_map_add,
13650 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
13651 * tree-vectorizer.c (vectorize_loops): Likewise.
13652 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
13653 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
13654 tree_cons_stat, build1_stat, build_variant_type_copy,
13655 decl_init_priority_lookup, decl_fini_priority_lookup,
13656 decl_priority_info, decl_restrict_base_lookup,
13657 decl_restrict_base_insert, decl_debug_expr_lookup,
13658 decl_debug_expr_insert, decl_value_expr_lookup,
13659 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
13660 type_hash_add, get_file_function_name, tree_check_failed,
13661 tree_not_check_failed, tree_range_check_failed,
13662 omp_clause_range_check_failed, build_omp_clause,
13663 build_vl_exp_stat): Likewise.
13664 * value-prof.c (gimple_histogram_value,
13665 gimple_duplicate_stmt_histograms): Likewise.
13666 * var-tracking.c (attrs_list_insert, attrs_list_copy,
13667 unshare_variable, variable_union_info_cmp_pos, variable_union,
13668 dataflow_set_different_1, dataflow_set_different_2,
13669 vt_find_locations, variable_was_changed, set_variable_part,
13670 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
13671 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
13672 section_entry_hash, object_block_entry_eq,
13673 object_block_entry_hash, create_block_symbol,
13674 initialize_cold_section_name, default_function_rodata_section,
13675 strip_reg_name, set_user_assembler_name, const_desc_eq,
13676 build_constant_desc, output_constant_def, lookup_constant_def,
13677 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
13678 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
13679 default_internal_label): Likewise.
13680 * varray.c (varray_init, varray_grow): Likewise.
13681 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
13683 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
13685 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
13686 operators for "test" insn. Macroize insn using SWI mode macro.
13687 (*jcc_fused_2): Ditto.
13688 (*jcc_fused_3): Macroize insn using SWI mode macro.
13689 (*jcc_fused_4): Ditto.
13691 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
13693 * tree-ssa-pre.c: Fix typo in comment.
13694 (init_antic, fini_antic): Add explicit funtions for
13695 initializing and deinitializing ANTIC and AVAIL sets.
13696 (create_expression_by_pieces): Fix typo in comment.
13697 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
13698 (execute_pre): Eventually dump details about ANTIC_IN.
13700 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13702 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
13703 * gcc.c (translate_options, init_spec, store_arg, read_specs,
13704 add_to_obstack, file_at_path, find_a_file, execute,
13705 add_preprocessor_option, add_assembler_option, add_linker_option,
13706 process_command, insert_wrapper, do_option_spec, do_self_spec,
13707 spec_path, do_spec_1, is_directory, main, used_arg,
13708 getenv_spec_function): Likewise.
13709 * tlink.c (symbol_hash_lookup, file_hash_lookup,
13710 demangled_hash_lookup, symbol_push, file_push, frob_extension):
13713 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13715 * doc/rtl.texi: Updated subreg section.
13717 2008-06-19 Jakub Jelinek <jakub@redhat.com>
13720 * cgraphunit.c (cgraph_process_new_functions): Don't clear
13721 node->needed and node->reachable.
13722 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
13723 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
13724 (expand_task_call): Don't call expand_task_copyfn.
13725 (expand_task_copyfn): Renamed to...
13726 (finalize_task_copyfn): ... this.
13728 2008-06-19 Jan Hubicka <jh@suse.cz>
13730 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
13731 clobbering framepointer.
13733 2008-06-19 Jan Hubicka <jh@suse.cz>
13735 * tree-optimize.c (execute_early_local_optimizations): Set
13736 cgraph_state only at first invocation.
13738 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13740 * system.h (-Wc++-compat): Activate as a warning, no an error.
13742 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13744 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
13745 instead of "#" in insn asm template.
13746 (*jcc_fused_2): Ditto.
13748 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13750 * config/i386/i386.h (ix86_tune_indices)
13751 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
13752 (TARGET_FUSE_CMP_AND_BRANCH): New define.
13753 * config/i386/i386.md (*jcc_fused_1): New insn pattern
13754 (*jcc_fused_2): Ditto.
13755 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
13756 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
13757 (print operand): Handle 'E' and 'e' code.
13759 2008-06-19 Anatoly Sokolov <aesok@post.ru>
13761 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
13762 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13763 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13765 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
13767 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
13769 (cgraph_expand_function): Use local copy of decl.
13770 (cgraph_expand_all_functions): Remove redundant initialization of
13772 (cgraph_optimize): Reword internal_error message.
13774 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
13776 * arm-protos.h (arm_return_in_memory): Remove public
13777 arm_return_in_memory() prototype.
13778 * arm.c (arm_return_in_memory): Add static prototype, add target
13779 hook macro, change definition and comments.
13780 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
13782 2008-06-19 Ben Elliston <bje@au.ibm.com>
13784 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
13785 real.c: Remove references to IEEE 754R.
13786 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
13787 * doc/libgcc.texi (Decimal float library routines): Likewise.
13789 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13791 * targhooks.h (struct gcc_target): New member unwind_word_mode.
13792 (default_unwind_word_mode): Add prototype.
13793 * targhooks.c (default_unwind_word_mode): New function.
13794 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
13795 instead of word_mode.
13796 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
13797 (TARGET_INITIALIZER): Use it.
13799 * c-common.c (handle_mode_attribute): Support "unwind_word"
13801 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
13803 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
13804 word_mode to access SjLj_Function_Context member "data".
13805 (sjlj_emit_dispatch_table): Likewise. Also, perform type
13806 conversion from targetm.eh_return_filter_mode () to
13807 targetm.unwind_word_mode () if they differ.
13809 * builtin-types.def (BT_UNWINDWORD): New primitive type.
13810 (BT_FN_UNWINDWORD_PTR): New function type.
13811 (BT_FN_WORD_PTR): Remove.
13812 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
13813 * except.c (expand_builtin_extend_pointer): Convert pointer to
13814 targetm.unwind_word_mode () instead of word_mode.
13816 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
13817 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
13818 (spu_unwind_word_mode): New function.
13819 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
13820 (TARGET_UNWIND_WORD_MODE): Define.
13821 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
13823 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13825 * config/spu/spu.c (reg_align): Remove.
13826 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
13827 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
13828 (spu_split_store): Likewise.
13830 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
13832 * gcc/tree-vn.c: Fix typo in comment.
13834 2008-06-18 Jan Hubicka <jh@suse.cz>
13836 * cgraphunit.c (cgraph_optimize): Output debug info when doing
13837 toplevel reorder too.
13839 2008-06-18 Jan Hubicka <jh@suse.cz>
13841 * c-opts.c (c_common_post_options): PCH is not compatible with
13843 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
13844 -fno-toplevel-reorder by default now.
13846 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13848 PR documentation/30739
13849 * doc/install.texi (Prerequisites): Document dependency on awk.
13851 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
13852 Ian Lance Taylor <iant@google.com>
13854 PR rtl-optimization/35604
13855 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
13856 only want to change jump destinations, not eventual label comparisons.
13858 2008-06-16 Jan Hubicka <jh@suse.cz>
13860 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
13862 (cgraph_analyze_function): Likewise.
13864 2008-06-16 Jan Hubicka <jh@suse.cz>
13866 * cgraph.h (cgraph_mark_if_needed): New function.
13867 * cgraphunit.c (cgraph_mark_if_needed): New function.
13868 * c-decl.c (duplicate_decl): Use it.
13870 2008-06-16 Jan Hubicka <jh@suse.cz>
13872 * cgraph.c (cgraph_add_new_function): When in expansion state, do
13875 2008-06-16 Jan Hubicka <jh@suse.cz>
13877 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
13879 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
13880 Kazu Hirata <kazu@codesourcery.com>
13881 Maxim Kuvyrkov <maxim@codesourcery.com
13883 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
13884 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
13885 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
13886 EXTRA_SPEC_FUNCTIONS.
13887 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
13888 (DRIVER_SELF_SPECS): Adjust.
13889 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
13890 * config/mips/st.h, config/mips/t-st: New.
13891 * config/mips/driver-native.c, config/mips/x-native: New.
13892 * doc/invoke.texi (MIPS): Document 'native' value for -march and
13895 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13897 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
13899 (ISA_HAS_FP_CONDMOVE): New macro.
13900 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
13901 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
13902 (ISA_HAS_NMADD3_NMSUB3): New macro.
13903 * config/mips/mips.c (mips_rtx_costs): Update.
13904 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
13905 compiling for ST Loongson 2E/2F.
13906 (madd<mode>): Rename to madd4<mode>. Update.
13907 (madd3<mode>): New pattern.
13908 (msub<mode>): Rename to msub4<mode>. Update.
13909 (msub3<mode>): New pattern.
13910 (nmadd<mode>): Rename to nmadd4<mode>. Update.
13911 (nmadd3<mode>): New pattern.
13912 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
13913 (nmadd3<mode>_fastmath): New pattern.
13914 (nmsub<mode>): Rename to nmsub4<mode>. Update.
13915 (nmsub3<mode>): New pattern.
13916 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
13917 (nmsub3<mode>_fastmath): New pattern.
13918 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
13920 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
13922 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
13923 (DF_REF_INSN_INFO): New.
13924 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
13925 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
13926 with a NULL DF_REF_INSN_INFO.
13927 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
13929 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
13930 DF_INSN_INFO_EQ_USES): New.
13931 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
13932 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
13933 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
13934 * df-core.c: Update comment for above changes.
13935 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
13936 DF_INSN_UID_* macros.
13937 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
13938 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
13939 insn rtx. Update all callers.
13940 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
13941 df_ref_create_structure, df_insn_refs_collect): Likewise.
13942 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
13943 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
13944 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
13945 macros to access the insn refs.
13946 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
13947 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
13948 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
13949 for accessing the refs.
13950 (try_fwprop_subst): Likewise.
13951 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
13952 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
13953 for accessing the refs.
13954 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
13955 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
13956 to look at the insn refs.
13957 (record_uses): Likewise.
13958 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
13960 (mark_artificial_uses): Don't mark_insn for artificial refs.
13961 (mark_reg_rependencies): Likewise.
13963 * doc/rtl.texi: Remove documentation of ADDRESSOF.
13965 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13967 * configure: Regenerate.
13969 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13971 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
13972 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13973 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13975 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13977 * config/avr/avr.c (avr_mcu_t): Add attiny167.
13978 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13979 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13981 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13983 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
13984 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13985 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13987 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13989 * tree-ssa-sccvn.c: Fix format of comments.
13991 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13993 * cgraph.c: Remove unneeded forward declarations of eq_node()
13996 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
13998 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
14000 (see_update_relevancy): Likewise.
14001 * fwprop.c (try_fwprop_subst): Likewise.
14002 * rtlanal.c (noop_move_p): Likewise.
14003 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
14004 notes to non-existing libcall blocks.
14005 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
14007 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
14008 (dead_libcall_p): Remove.
14009 (delete_trivially_dead_insns): Don't use it.
14010 * web.c (union_defs): Remove comment about keeping nops.
14011 * gcse.c (hash_scan_insn): Don't take libcall pointers.
14012 (compute_hash_table_work): Don't track libcall notes.
14013 (do_local_cprop): Don't take libcall pointers. Don't update
14015 (adjust_libcall_notes): Deleted.
14016 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
14017 ever have existed in the first place).
14018 (replace_store_insn): Don't try to remove libcall notes.
14019 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
14020 (resolve_reg_notes): Don't call them.
14021 (resolve_simple_move): Likewise.
14022 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
14023 Don't remove REG_RETVAL notes.
14024 * emit-rtl.c (try_split): Don't update libcall notes.
14025 (emit_copy_of_insn_after): Dito.
14026 * cselib.c (cselib_current_insn_in_libcall): Remove.
14027 (cselib_process_insn): Don't set/clear it.
14028 (new_elt_loc_list): Don't record it.
14029 (cselib_init): Don't initialize it.
14030 * cselib.c (struct elt_loc_list): Remove in_libcall field.
14031 * loop-invariant.c (find_invariant_insn): Don't look for libcall
14033 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
14034 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
14035 (init_deps): Don't initialize it.
14036 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
14037 * combine.c (delete_noop_moves): Don't update libcall notes.
14038 (can_combine_p): Remove now pointless #if 0 block.
14039 (try_combine): Remove another obsolete #if 0 block.
14040 (distribute_notes): Don't distribute libcall notes.
14041 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
14042 * dce.c (libcall_dead_p): Remove.
14043 (delete_unmarked_insns): Don't handle libcall blocks.
14044 (preserve_libcall_for_dce): Remove.
14045 (prescan_insns_for_dce): Don't special-case libcall block insns.
14046 * reload1 (reload): Don't handle libcall notes.
14047 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
14050 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
14052 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
14053 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14054 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14056 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
14058 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
14059 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14060 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14062 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14064 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
14066 2008-06-16 Ira Rosen <irar@il.ibm.com>
14068 PR tree-optimization/36493
14069 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
14070 the arguments list. Use VECTYPE to create vector pointer.
14071 (vectorizable_store): Fail if accesses through a pointer to vectype
14072 do not alias the original memory reference operands.
14073 Call vect_create_data_ref_ptr without the removed argument.
14074 (vectorizable_load): Likewise.
14075 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
14078 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
14081 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
14082 reg_equiv_constant.
14084 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
14086 * config/mips/loongson2ef.md: New file.
14087 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
14088 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
14089 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
14090 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
14091 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
14093 (loongson2ef.md): New include.
14094 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
14095 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
14096 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
14097 (loongson_gt_<mode>, loongson_extract_halfword)
14098 (loongson_insert_halfword_0, loongson_insert_halfword_2)
14099 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
14100 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
14101 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
14102 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
14103 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
14104 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
14105 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
14106 (vec_interleave_low<mode>): Define type attribute.
14107 * config/mips/mips.c (mips_ls2): New static variable.
14108 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
14109 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
14110 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
14111 Implement target scheduling hooks.
14112 (mips_multipass_dfa_lookahead): Update to handle tuning for
14114 (mips_sched_init): Initialize data for Loongson scheduling.
14115 (mips_ls2_variable_issue): New static function.
14116 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
14118 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
14119 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
14120 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
14121 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
14122 Handle ST Loongson 2E/2F cores.
14123 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
14125 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14127 * omp-low.c (extract_omp_for_data): Fix comment typo.
14130 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14132 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
14133 FIXME note about gcc/config.guess.
14134 * doc/options.texi (Option file format): Remove non-ASCII bytes.
14135 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
14136 * doc/cppopts.texi: Likewise.
14137 * doc/extend.texi: Likewise.
14138 * doc/gcc.texi: Likewise.
14139 * doc/gccint.texi: Likewise.
14140 * doc/gcov.texi: Likewise.
14141 * doc/gty.texi: Likewise.
14142 * doc/hostconfig.texi: Likewise.
14143 * doc/install.texi: Likewise.
14144 * doc/invoke.texi: Likewise.
14145 * doc/loop.texi: Likewise.
14146 * doc/makefile.texi: Likewise.
14147 * doc/md.texi: Likewise.
14148 * doc/passes.texi: Likewise.
14149 * doc/tm.texi: Likewise.
14150 * doc/tree-ssa.texi: Likewise.
14151 * doc/trouble.texi: Likewise.
14153 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
14154 Nathan Sidwell <nathan@codesourcery.com>
14155 Maxim Kuvyrkov <maxim@codesourcery.com>
14156 Richard Sandiford <rdsandiford@googlemail.com>
14158 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
14159 * config/mips/mips-protos.h (mips_expand_vector_init): New.
14160 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
14162 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
14163 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
14164 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
14166 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
14167 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
14168 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
14169 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
14170 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
14171 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
14172 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
14173 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
14174 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
14175 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
14176 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
14177 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
14178 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
14179 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
14180 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
14181 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
14182 (mips_builtins): Add Loongson builtins.
14183 (mips_loongson_2ef_bdesc): New.
14184 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
14185 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
14186 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
14187 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
14189 (mips_expand_vector_init): New.
14190 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
14191 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
14193 * config/mips/mips.md: Add unspec numbers for Loongson
14194 builtins. Include loongson.md.
14195 (MOVE64): Include Loongson vector modes.
14196 (SPLITF): Include Loongson vector modes.
14197 (HALFMODE): Handle Loongson vector modes.
14198 * config/mips/loongson.md: New.
14199 * config/mips/loongson.h: New.
14200 * config.gcc: Add loongson.h header for mips*-*-* targets.
14201 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
14203 2008-06-14 Joseph Myers <joseph@codesourcery.com>
14205 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
14206 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
14207 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
14208 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
14209 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
14210 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
14211 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
14212 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
14213 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
14214 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
14215 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
14216 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
14217 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
14218 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
14219 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
14220 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
14221 Remove use_fixproto=yes.
14222 (ia64*-*-hpux*): Remove comment about using fixproto.
14223 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
14225 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14227 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
14229 * configure: Regenerate.
14231 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
14233 PR middle-end/36520
14234 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
14235 before evaluating it.
14237 2008-06-13 Jakub Jelinek <jakub@redhat.com>
14240 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
14241 nested inline functions.
14242 (start_decl, start_function): Don't invert DECL_EXTERNAL
14243 for nested inline functions.
14245 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
14247 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
14248 splits that must be made for correctness.
14250 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
14252 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
14253 (AVAIL_NON_MIPS16): Likewise.
14254 (mips_builtin_description): Replace target_flags with a predicate.
14255 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
14256 (dspr2_32): New availability predicates.
14257 (MIPS_BUILTIN): New macro.
14258 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
14259 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
14260 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
14261 Replace the TARGET_FLAGS parameters with AVAIL parameters.
14262 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
14263 (mips_dsp_32only_bdesc): Merge into...
14264 (mips_builtins): ...this new array.
14265 (mips_bdesc_map, mips_bdesc_arrays): Delete.
14266 (mips_init_builtins): Update after above changes.
14267 (mips_expand_builtin_1): Merge into...
14268 (mips_expand_builtin): ...here and update after above changes.
14270 2008-06-12 Paul Brook <paul@codesourcery.com>
14272 * longlong.h (__arm__): Define count_leading_zeros.
14273 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
14274 (clzsi2, clzdi2): New functions.
14275 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
14276 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
14277 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
14278 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
14279 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
14280 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
14281 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
14282 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
14283 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
14284 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
14286 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
14288 * config/m68k/m68k.c (m68k_tune_flags): New.
14289 (override_options): Compute m68k_tune_flags.
14290 (MULL_COST, MULW_COST): Update for various variants of CFV2.
14291 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
14293 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14295 PR middle-end/36506
14296 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
14298 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14300 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
14301 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
14303 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14305 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
14306 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
14308 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14310 PR middle-end/36506
14311 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
14314 2008-06-12 Richard Guenther <rguenther@suse.de>
14316 PR tree-optimization/36345
14317 * tree-flow.h (struct ptr_info_def): Align escape_mask,
14318 add memory_tag_needed flag.
14319 (may_alias_p): Declare.
14320 * tree-ssa-alias.c (may_alias_p): Export.
14321 (set_initial_properties): Use memory_tag_needed flag.
14322 (update_reference_counts): Likewise.
14323 (reset_alias_info): Reset memory_tag_needed flag.
14324 (create_name_tags): Check memory_tag_needed flag.
14325 (dump_points_to_info_for): Dump it.
14326 * tree-ssa-structalias.c (struct variable_info): Remove
14327 directly_dereferenced flag.
14328 (new_var_info): Do not initialize it.
14329 (process_constraint_1): Do not set it.
14330 (update_alias_info): Set is_dereferenced flag.
14331 (set_uids_in_ptset): Use may_alias_p.
14332 (set_used_smts): Check memory_tag_needed flag.
14333 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
14334 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
14335 memory_tag_needed flag.
14336 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
14337 from broken design.
14339 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
14341 * config/i386/i386.c (ix86_compute_frame_layout): Disable
14342 red zone for w64 abi.
14343 (ix86_expand_prologue): Likewise.
14344 (ix86_force_to_memory): Likewise.
14345 (ix86_free_from_memory): Likewise.
14347 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
14350 * config/rs6000/rs6000.c (rs6000_override_options): Set
14351 rs6000_isel conditionally to the absence of comand line override.
14352 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14353 Remove duplicate rs6000_isel setting.
14354 * config/rs6000/eabispe.h: Ditto.
14356 2008-06-11 Richard Guenther <rguenther@suse.de>
14358 * alias.c (get_alias_set): Use the element alias-set for arrays.
14359 (record_component_aliases): For arrays and vectors do nothing.
14360 * c-common.c (strict_aliasing_warning): Handle the cases
14361 of alias set zero explicitly.
14362 * Makefile.in (dfp.o-warn): Add -Wno-error.
14364 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14366 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
14368 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
14369 tune_32 tune_64 to supported_defaults. Allow values not
14370 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
14371 x86_64. Do not override cpu_32 or cpu_64 values from target name.
14372 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
14373 with_cpu_64 to generic for 64-bit-supporting configurations, not
14374 with_cpu. Remove FIXMEs.
14375 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
14376 --with-arch-64, --with-tune-32, --with-tune-64): Document.
14377 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
14378 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
14379 arch_32 and arch_64.
14381 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
14382 Olivier Hainque <hainque@adacore.com>
14384 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
14385 Use DECL_SIZE_UNIT to retrieve the size of the field.
14387 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14389 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
14390 with function calls after declarations. Lay out
14391 neon_float_type_node before further use.
14393 2008-06-11 Richard Guenther <rguenther@suse.de>
14395 * tree-flow.h (may_point_to_global_var): Declare.
14396 * tree-ssa-alias.c (may_point_to_global_var): New function.
14397 * tree-ssa-sink.c (is_hidden_global_store): Use it.
14399 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
14401 * configure.ac: Teach that fido supports .debug_line.
14402 * configure: Regenerate.
14404 2008-06-10 Tom Tromey <tromey@redhat.com>
14406 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
14409 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14411 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
14412 (encode_decimal64, decode_decimal64, encode_decimal128,
14413 decode_decimal128): Reverse order of 32-bit parts of value if host
14414 and target endianness differ.
14416 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
14418 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
14419 Avoid division by 0.
14420 (tree_mod_pow2_value_transform): Likewise.
14421 (tree_ic_transform): Likewise.
14422 (tree_stringops_transform): Likewise.
14423 (tree_mod_subtract_transform): Likewise.
14424 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
14425 (copy_edges_for_bb): Likewise.
14426 (initialize_cfun): Likewise.
14428 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14430 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
14431 nonmemory_operand. Add "N" operand constraint.
14433 (*jcc_btdi_mask_rex64): New instruction and split pattern.
14434 (*jcc_btsi_mask): Ditto.
14435 (*jcc_btsi_mask_1): Ditto.
14437 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14439 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
14440 TYPE_CANONICAL for copied element type.
14442 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14445 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
14446 Add m_CORE2 and m_GENERIC.
14447 * config/i386/predicates.md (bt_comparison_operator): New predicate.
14448 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
14450 (*jcc_btdi_rex64): New instruction and split pattern.
14451 (*jcc_btsi): Ditto.
14452 (*jcc_btsi_1): Ditto.
14453 (*btsq): Fix Intel asm dialect operand order.
14457 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
14459 PR middle-end/36447
14460 * simplify-rtx.c (simplify_subreg): Add check for shift count
14463 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
14465 * doc/md.texi: Synchronize with later constraints.md change.
14466 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
14467 with a C implementation.
14468 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
14470 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
14471 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
14472 when moving to and from MD_REGNUM.
14473 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
14474 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
14475 Handle byte and halfword moves.
14476 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
14478 * config/mips/constraints.md (h): Turn into NO_REGS.
14479 (l, x): Update documentation.
14480 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
14481 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
14482 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
14483 (HILO): New mode iterator.
14485 (any_div): New code iterator.
14486 (u): Extend code attribute to div and udiv.
14487 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
14488 d_operand in the splitters. Remove redundant CONST_INT checks.
14489 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
14490 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
14491 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
14492 accordingly, using normal moves instead of unspecs to move LO into
14493 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
14494 (<u>mulsidi3): Handle expansion in C code.
14495 (<u>mulsidi3_32bit_internal): Rename to...
14496 (<u>mulsidi3_32bit): ...this.
14497 (<u>mulsidi3_32bit_r4000): Fix insn separator.
14498 (*<u>mulsidi3_64bit): Rename to...
14499 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
14500 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
14501 to set LO and HI to the multiplication result. Use a normal move
14502 for MFLO and an unspec for MFHI.
14503 (*<u>mulsidi3_64bit_parts): Replace with...
14504 (<u>mulsidi3_64bit_hilo): ...this new instruction.
14505 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
14506 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
14507 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
14508 instead of HI. Split the instruction into a separate multiplication
14509 and MFHI if !TARGET_FIX_R4000.
14510 (<su>muldi3_highpart): Likewise.
14511 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
14512 and the "=h" clobber.
14513 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
14514 (<u>mulditi3): New expander.
14515 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
14516 (madsi): Remove "=h" clobber.
14517 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
14518 Force the modulus result to be a GPR and split the instruction into
14519 a division followed by an MFHI after reload.
14520 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
14521 (*lea_high64): Use d_operand in the define_peephole2. Likewise
14522 the MIPS16 HIGH define_split.
14523 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
14524 of acc<->gpr moves to "multi".
14525 (*movdi_64bit): Replace the single "x" alternative with
14526 alternatives for moving into and out of "a".
14527 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
14528 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
14529 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
14530 Use d_operand in the splitters. Remove redundant CONST_INT checks.
14531 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
14532 (movti): New expander.
14533 (*movti, *movti_mips16): New insns.
14534 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
14535 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
14536 (mthi<GPR:mode>_<HILO:mode>): Likewise.
14537 * config/mips/predicates.md (fpr_operand): Delete.
14538 (d_operand): New predicate.
14540 2008-06-09 Michael Meissner <michael.meissner@amd.com>
14542 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
14543 failure on some Bourne shells.
14544 (x86_64-*-*): Ditto.
14546 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
14548 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
14550 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
14552 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
14553 (sparc-sun-solaris2*): Likewise.
14555 2008-06-09 Arnaud Charlet <charlet@adacore.com
14557 * doc/install.texi: Update requirements to build the Ada compiler.
14559 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
14561 * df-scan.c (struct df_scan_problem_data): Remove the
14562 mw_link_pool alloc pool.
14563 (df_scan_free_internal): Don't free it.
14564 (df_scan_alloc): Don't allocate it.
14565 * df.h (struct df_link): Update comment.
14567 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
14569 * except.h: Correct checks for when SJLJ exceptions must be used.
14571 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14573 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
14576 2008-06-08 Joseph Myers <joseph@codesourcery.com>
14578 PR tree-optimization/36218
14579 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
14580 configure for the build system.
14581 (BUILD_LDFLAGS): Define.
14582 * configure: Regenerate.
14583 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
14585 2008-07-08 Anatoly Sokolov <aesok@post.ru>
14588 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
14589 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
14590 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
14592 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
14594 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
14596 2008-06-07 Joseph Myers <joseph@codesourcery.com>
14598 * config.gcc (Obsolete configurations): Remove list of
14600 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
14601 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
14602 targets matched by those patterns.
14603 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
14604 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
14605 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
14606 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
14607 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
14608 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
14609 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
14610 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
14611 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
14612 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
14613 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
14614 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
14615 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
14616 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
14617 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
14618 Make code for Solaris 7 and greater unconditional for Solaris.
14619 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
14620 Remove --with-* handling.
14621 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
14622 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
14623 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
14624 LINK_OS_WINDISS_SPEC): Remove.
14625 * config/rs6000/sysv4.opt (mwindiss): Remove.
14626 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
14627 * configure: Regenerate.
14628 * doc/cpp.texi: Don't mention BeOS.
14629 * doc/extend.texi (interrupt): Don't mention MS1.
14630 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
14631 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
14632 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
14633 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
14634 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
14636 * doc/invoke.texi (MT Options): Remove.
14637 (-mwindiss): Remove.
14638 (CRIS Options): Remove cris-axis-aout references.
14639 (HPPA Options): Don't mention hppa1.1-*-pro.
14640 * doc/md.texi: (MorphoTech family): Remove.
14641 * libgcc2.c: Don't handle UWIN.
14642 * config/alpha/t-unicosmk: Remove.
14643 * config/alpha/unicosmk.h: Remove.
14644 * config/arm/kaos-arm.h: Remove.
14645 * config/arm/kaos-strongarm.h: Remove.
14646 * config/arm/strongarm-coff.h: Remove.
14647 * config/arm/strongarm-elf.h: Remove.
14648 * config/arm/strongarm-pe.h: Remove.
14649 * config/arm/t-strongarm-pe: Remove.
14650 * config/arm/t-xscale-coff: Remove.
14651 * config/arm/t-xscale-elf: Remove.
14652 * config/arm/xscale-coff.h: Remove.
14653 * config/arm/xscale-elf.h: Remove.
14654 * config/chorus.h: Remove.
14655 * config/cris/aout.h: Remove.
14656 * config/cris/aout.opt: Remove.
14657 * config/cris/t-aout: Remove.
14658 * config/i386/beos-elf.h: Remove.
14659 * config/i386/kaos-i386.h: Remove.
14660 * config/i386/ptx4-i.h: Remove.
14661 * config/i386/sco5.h: Remove.
14662 * config/i386/sco5.opt: Remove.
14663 * config/i386/sysv4-cpp.h: Remove.
14664 * config/i386/sysv5.h: Remove.
14665 * config/i386/t-beos: Remove.
14666 * config/i386/t-sco5: Remove.
14667 * config/i386/t-uwin: Remove.
14668 * config/i386/uwin.asm: Remove.
14669 * config/i386/uwin.h: Remove.
14670 * config/kaos.h: Remove.
14671 * config/mips/windiss.h: Remove.
14672 * config/mt: Remove directory.
14673 * config/pa/pa-osf.h: Remove.
14674 * config/pa/pa-pro-end.h: Remove.
14675 * config/pa/t-pro: Remove.
14676 * config/ptx4.h: Remove.
14677 * config/rs6000/beos.h: Remove.
14678 * config/rs6000/kaos-ppc.h: Remove.
14679 * config/rs6000/t-beos: Remove.
14680 * config/rs6000/windiss.h: Remove.
14681 * config/sh/kaos-sh.h: Remove.
14682 * config/sol2-6.h: Remove.
14683 * config/sparc/sol26-sld.h: Remove.
14684 * config/sparc/sysv4-only.h: Remove.
14685 * config/vax/bsd.h: Remove.
14686 * config/vax/t-memfuncs: Remove.
14687 * config/vax/ultrix.h: Remove.
14688 * config/vax/vaxv.h: Remove.
14689 * config/windiss.h: Remove.
14691 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14693 PR rtl-optimization/36438
14694 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
14695 for vector shifts with constant scalar shift operands.
14697 2008-06-06 Sandip Matte <sandip@rmicorp.com>
14699 * doc/invoke.texi: Document -march=xlr.
14700 * config/mips/xlr.md: New file.
14701 * config/mips/mips.md: Include it.
14703 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
14704 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
14705 (mips_rtx_cost_data): Likewise.
14707 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
14709 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
14710 PRE_INC and PRE_DEC cases.
14712 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14714 PR rtl-optimization/36419
14715 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
14716 the emitting jump insn.
14719 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
14720 is not bool, boolify the whole *expr_p and convert to the desired type.
14722 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14724 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
14725 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
14726 Add omp_private_outer_ref hook, add another argument to
14727 omp_clause_default_ctor hook.
14728 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
14729 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
14730 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
14731 hook_tree_tree_tree_tree_null.
14732 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
14733 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
14734 * hooks.c (hook_tree_tree_tree_tree_null): New function.
14735 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
14736 * tree.def (OMP_TASK): New tree code.
14737 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
14738 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
14739 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
14740 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
14741 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
14742 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
14743 OMP_CLAUSE_COLLAPSE_EXPR): Define.
14744 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14745 (OMP_DIRECTIVE_P): Add OMP_TASK.
14746 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
14747 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
14748 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
14749 and OMP_CLAUSE_UNTIED entries.
14750 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
14752 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14753 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
14754 * tree-pretty-print.c (dump_omp_clause): Handle
14755 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
14756 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14757 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
14758 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
14759 warning about unsigned iterators. Change decl/init/cond/incr
14760 arguments to TREE_VECs, check arguments for all collapsed loops.
14761 (c_finish_omp_taskwait): New function.
14762 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
14764 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
14765 default_function_array_conversion on init. Add par_clauses argument.
14766 If decl is present in parallel's lastprivate clause, change it to
14767 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
14768 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
14769 collapse count in clauses.
14770 (c_parser_omp_for, c_parser_omp_parallel): Adjust
14771 c_parser_omp_for_loop callers.
14772 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
14773 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
14774 (c_parser_omp_clause_name): Handle collapse and untied clauses.
14775 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
14777 (c_parser_omp_clause_schedule): Handle schedule(auto).
14778 Include correct location in the error message.
14779 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
14780 and PRAGMA_OMP_CLAUSE_UNTIED.
14781 (OMP_TASK_CLAUSE_MASK): Define.
14782 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
14783 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
14784 * tree-nested.c (convert_nonlocal_omp_clauses,
14785 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
14786 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
14787 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14788 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
14790 (conver_nonlocal_reference, convert_local_reference,
14791 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
14792 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
14793 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
14794 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
14795 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
14796 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
14797 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
14798 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
14799 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14801 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
14802 * c-common.h (c_finish_omp_taskwait): New prototype.
14803 * gimple-low.c (lower_stmt): Handle OMP_TASK.
14804 * tree-parloops.c (create_parallel_loop): Create 1 entry
14805 vectors for OMP_FOR_{INIT,COND,INCR}.
14806 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14807 (make_edges): Handle OMP_TASK.
14808 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
14809 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14810 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
14811 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
14812 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
14813 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14814 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14815 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
14816 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
14817 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
14818 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
14819 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
14820 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
14821 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
14822 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
14823 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
14824 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
14825 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
14826 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
14827 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
14828 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
14829 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
14830 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
14831 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
14832 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
14833 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
14834 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
14835 original iterator is present in lastprivate clause or if
14836 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
14837 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14838 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
14839 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
14840 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
14841 if it is set, lookup var in outer contexts too. Handle
14842 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
14843 to be implicitly determined firstprivate for task regions.
14844 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
14845 if it is set, lookup var in outer contexts too. Set
14846 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
14847 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
14848 OMP_CLAUSE_UNTIED. Take region_type as last argument
14849 instead of in_parallel and in_combined_parallel.
14850 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
14852 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
14853 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
14854 (new_omp_context): Set default_kind to
14855 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
14856 (omp_region_type): New enum.
14857 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
14858 fields, add region_type.
14859 (new_omp_context): Take region_type as argument instead of is_parallel
14860 and is_combined_parallel.
14861 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
14862 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
14863 ctx->is_combined_parallel checks.
14864 (gimplify_omp_task): New function.
14865 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14867 * omp-low.c (extract_omp_for_data): Use schedule(static)
14868 for schedule(auto). Handle pointer and unsigned iterators.
14869 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
14870 Add loops argument. Extract data for collapsed OMP_FOR loops.
14871 (expand_parallel_call): Assert sched_kind isn't auto,
14872 map runtime schedule to index 3.
14873 (struct omp_for_data_loop): New type.
14874 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
14875 Add loop, loops, collapse and iter_type fields.
14876 (workshare_safe_to_combine_p): Disallow combined for if
14877 iter_type is unsigned long long. Don't combine collapse > 1 loops
14878 unless all bounds and steps are constant. Adjust extract_omp_for_data
14880 (expand_omp_for_generic): Handle pointer, unsigned and long long
14881 iterators. Handle collapsed OMP_FOR loops. Adjust
14882 for struct omp_for_data changes. If libgomp function doesn't return
14883 boolean_type_node, add comparison of the return value with 0.
14884 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
14885 pointer, unsigned and long long iterators. Adjust for struct
14886 omp_for_data changes.
14887 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
14888 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
14889 unsigned long long. Allocate loops array, pass it to
14890 extract_omp_for_data. For collapse > 1 loops use always
14891 expand_omp_for_generic.
14892 (omp_context): Add sfield_map and srecord_type fields.
14893 (is_task_ctx, lookup_sfield): New functions.
14894 (use_pointer_for_field): Use is_task_ctx helper. Change first
14895 argument's type from const_tree to tree. Clarify comment.
14896 In OMP_TASK disallow copy-in/out sharing.
14897 (build_sender_ref): Call lookup_sfield instead of lookup_field.
14898 (install_var_field): Add mask argument. Populate both record_type
14899 and srecord_type if needed.
14900 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
14902 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
14903 and DECL_FIELD_OFFSET.
14904 (scan_sharing_clauses): Adjust install_var_field callers. For
14905 firstprivate clauses on explicit tasks allocate the var by value in
14906 record_type unconditionally, rather than by reference.
14907 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
14908 Use is_taskreg_ctx instead of is_parallel_ctx.
14909 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14910 (create_omp_child_function_name): Add task_copy argument, use
14911 *_omp_cpyfn* names if it is true.
14912 (create_omp_child_function): Add task_copy argument, if true create
14913 *_omp_cpyfn* helper function.
14914 (scan_omp_parallel): Adjust create_omp_child_function callers.
14915 Rename parallel_nesting_level to taskreg_nesting_level.
14916 (scan_omp_task): New function.
14917 (lower_rec_input_clauses): Don't run constructors for firstprivate
14918 explicit task vars which are initialized by *_omp_cpyfn*.
14919 Pass outer var ref to omp_clause_default_ctor hook if
14920 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
14921 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
14922 OMP_CLAUSE_REDUCTION_INIT.
14923 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
14924 avoid duplicate setting of fields. Handle
14925 OMP_CLAUSE_PRIVATE_OUTER_REF.
14926 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
14927 copy-out if TREE_READONLY, only copy-in.
14928 (expand_task_copyfn): New function.
14929 (expand_task_call): New function.
14930 (struct omp_taskcopy_context): New type.
14931 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
14933 (lower_omp_parallel): Rename to...
14934 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14935 Call create_task_copyfn if srecord_type is needed. Adjust
14937 (task_shared_vars): New variable.
14938 (check_omp_nesting_restrictions): Warn if work-sharing,
14939 barrier, master or ordered region is closely nested inside OMP_TASK.
14940 Add warnings for barrier if closely nested inside of work-sharing,
14941 ordered, or master region.
14942 (scan_omp_1): Call check_omp_nesting_restrictions even for
14943 GOMP_barrier calls. Rename parallel_nesting_level to
14944 taskreg_nesting_level. Handle OMP_TASK.
14945 (lower_lastprivate_clauses): Even if some lastprivate is found on a
14946 work-sharing construct, continue looking for them on parent parallel
14948 (lower_omp_for_lastprivate): Add lastprivate clauses
14949 to the beginning of dlist rather than end. Adjust for struct
14950 omp_for_data changes.
14951 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
14952 not after it. Handle collapsed OMP_FOR loops, adjust for
14953 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
14954 (get_ws_args_for): Adjust extract_omp_for_data caller.
14955 (scan_omp_for): Handle collapsed OMP_FOR
14956 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14957 (lower_omp_single_simple): If libgomp function doesn't return
14958 boolean_type_node, add comparison of the return value with 0.
14959 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
14960 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
14961 (parallel_nesting_level): Rename to...
14962 (taskreg_nesting_level): ... this.
14963 (is_taskreg_ctx): New function.
14964 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
14965 of is_parallel_ctx.
14966 (execute_lower_omp): Rename parallel_nesting_level to
14967 taskreg_nesting_level.
14968 (expand_omp_parallel): Rename to...
14969 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14970 Call omp_task_call for OMP_TASK regions.
14971 (expand_omp): Adjust caller, handle OMP_TASK.
14972 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
14974 * bitmap.c (bitmap_default_obstack_depth): New variable.
14975 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
14976 if argument is NULL and bitmap_default_obstack is already initialized.
14977 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
14979 * matrix-reorg.c (matrix_reorg): Likewise.
14981 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14983 * config/i386/i386.md (*indirect_jump): Macroize using P
14984 mode iterator. Remove !TARGET_64BIT from insn constraints.
14985 (*tablejump_1): Ditto.
14986 (*indirect_jump_rex64): Remove insn pattern.
14987 (*tablejump_1_rex64): Ditto.
14988 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
14989 and eh_return_si insn patterns.
14991 2008-06-06 Richard Guenther <rguenther@suse.de>
14993 * tree-ssa-structalias.c (merge_smts_into): Remove.
14994 (find_what_p_points_to): Do not bother to compute the
14995 points-to set for pt_anything pointers.
14996 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
14997 for pt_anything pointers is ok.
14999 2008-06-06 Jan Hubicka <jh@suse.cz>
15001 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
15003 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15005 * cgraph.c: Fix typos in comments.
15006 (cgraph_availability_names): Fix string typo.
15007 * fold-const.c: Fix typos in comments.
15008 (fold_binary): Fix typo in warning.
15009 * genautomata.c: Fix typos in comments.
15010 (check_presence_pattern_sets): Fix typo in local variable.
15011 (output_description): Fix typo in output.
15012 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
15013 * hwint.h: Likewise.
15014 * matrix-reorg.c (check_allocation_function): Likewise.
15015 * omega.c (smooth_weird_equations): Likewise.
15016 * auto-inc-dec.c: Fix typos in comments.
15017 * bb-reorder.c: Likewise.
15018 * builtins.c: Likewise.
15019 * c-common.c: Likewise.
15020 * c-cppbuiltin.c: Likewise.
15021 * c-parser.c: Likewise.
15022 * c-pretty-print.c: Likewise.
15023 * cfgcleanup.c: Likewise.
15024 * cfgexpand.c: Likewise.
15025 * cfghooks.c: Likewise.
15026 * cfglayout.c: Likewise.
15027 * cfgloopmanip.c: Likewise.
15028 * cgraphunit.c: Likewise.
15029 * coverage.c: Likewise.
15030 * dbxout.c: Likewise.
15031 * df-byte-scan.c: Likewise.
15032 * df-core.c: Likewise.
15033 * df-problems.c: Likewise.
15034 * df-scan.c: Likewise.
15036 * dominance.c: Likewise.
15037 * domwalk.c: Likewise.
15039 * dwarf2out.c: Likewise.
15040 * emit-rtl.c: Likewise.
15041 * et-forest.c: Likewise.
15042 * function.c: Likewise.
15043 * function.h: Likewise.
15045 * gcov-io.c: Likewise.
15046 * gcov.c: Likewise.
15047 * gcse.c: Likewise.
15048 * genattrtab.c: Likewise.
15049 * ggc-page.c: Likewise.
15050 * gimplify.c: Likewise.
15051 * gthr-lynx.h: Likewise.
15052 * haifa-sched.c: Likewise.
15053 * ipa-cp.c: Likewise.
15054 * ipa-inline.c: Likewise.
15055 * ipa-prop.h: Likewise.
15056 * ipa-pure-const.c: Likewise.
15057 * ipa-struct-reorg.c: Likewise.
15058 * ipa-struct-reorg.h: Likewise.
15059 * ipa-type-escape.c: Likewise.
15061 * loop-doloop.c: Likewise.
15062 * mips-tfile.c: Likewise.
15063 * mkmap-flat.awk: Likewise.
15064 * mkmap-symver.awk: Likewise.
15065 * modulo-sched.c: Likewise.
15066 * omp-low.c: Likewise.
15067 * optabs.c: Likewise.
15068 * optabs.h: Likewise.
15069 * opts.c: Likewise.
15070 * passes.c: Likewise.
15071 * postreload-gcse.c: Likewise.
15072 * postreload.c: Likewise.
15073 * predict.c: Likewise.
15074 * pretty-print.h: Likewise.
15075 * profile.c: Likewise.
15076 * protoize.c: Likewise.
15077 * ra-conflict.c: Likewise.
15078 * real.c: Likewise.
15079 * recog.c: Likewise.
15080 * regclass.c: Likewise.
15081 * regs.h: Likewise.
15082 * reload.c: Likewise.
15083 * rtl-error.c: Likewise.
15084 * rtlanal.c: Likewise.
15085 * scan.h: Likewise.
15086 * sched-rgn.c: Likewise.
15088 * stmt.c: Likewise.
15089 * target.h: Likewise.
15090 * tree-dfa.c: Likewise.
15091 * tree-eh.c: Likewise.
15092 * tree-flow-inline.h: Likewise.
15093 * tree-inline.c: Likewise.
15094 * tree-into-ssa.c: Likewise.
15095 * tree-loop-distribution.c: Likewise.
15096 * tree-nested.c: Likewise.
15097 * tree-parloops.c: Likewise.
15098 * tree-pass.h: Likewise.
15099 * tree-pretty-print.c: Likewise.
15100 * tree-profile.c: Likewise.
15101 * tree-scalar-evolution.c: Likewise.
15102 * tree-sra.c: Likewise.
15103 * tree-ssa-alias-warnings.c: Likewise.
15104 * tree-ssa-ccp.c: Likewise.
15105 * tree-ssa-coalesce.c: Likewise.
15106 * tree-ssa-dom.c: Likewise.
15107 * tree-ssa-dse.c: Likewise.
15108 * tree-ssa-forwprop.c: Likewise.
15109 * tree-ssa-live.c: Likewise.
15110 * tree-ssa-live.h: Likewise.
15111 * tree-ssa-loop-im.c: Likewise.
15112 * tree-ssa-loop-ivopts.c: Likewise.
15113 * tree-ssa-loop-niter.c: Likewise.
15114 * tree-ssa-loop-prefetch.c: Likewise.
15115 * tree-ssa-phiopt.c: Likewise.
15116 * tree-ssa-phiprop.c: Likewise.
15117 * tree-ssa-sccvn.c: Likewise.
15118 * tree-ssa-ter.c: Likewise.
15119 * tree-ssa-threadupdate.c: Likewise.
15120 * tree-ssa.c: Likewise.
15121 * tree-vect-analyze.c: Likewise.
15122 * tree-vect-transform.c: Likewise.
15123 * tree-vectorizer.c: Likewise.
15124 * tree-vn.c: Likewise.
15125 * tree-vrp.c: Likewise.
15126 * tree.c: Likewise.
15127 * tree.def: Likewise.
15128 * tree.h: Likewise.
15129 * unwind-dw2-fde.c: Likewise.
15130 * unwind.inc: Likewise.
15131 * value-prof.c: Likewise.
15132 * vmsdbgout.c: Likewise.
15134 2008-06-05 David Edelsohn <edelsohn@gnu.org>
15136 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
15137 always place FP constants in the TOC for TARGET_POWERPC64.
15138 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
15140 2008-06-05 Joseph Myers <joseph@codesourcery.com>
15142 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
15143 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
15144 enable for TARGET_E500_DOUBLE.
15145 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
15146 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
15147 floating-point modes like integer modes for E500 double.
15148 (rs6000_legitimate_offset_address_p): Likewise.
15149 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
15150 addressing for DDmode for E500 double.
15151 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
15152 modes as using 64-bits of registers for E500 double.
15153 (spe_build_register_parallel): Do not handle DDmode or TDmode.
15154 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
15155 specially for E500 double.
15156 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
15157 TDmode for E500 double.
15158 (rs6000_gimplify_va_arg): Only handle SDmode in registers
15159 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
15160 (rs6000_split_multireg_move): Do not handle TDmode specially for
15162 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
15163 using 64-bit registers for E500 double.
15164 (emit_frame_save): Do not handle DDmode specially for E500 double.
15165 (gen_frame_mem_offset): Likewise.
15166 (rs6000_function_value): Do not call spe_build_register_parallel
15167 for DDmode or TDmode.
15168 (rs6000_libcall_value): Likewise.
15169 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
15170 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
15173 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
15175 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
15178 2008-06-04 Junjie Gu <jgu@tensilica.com>
15180 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
15181 comparison for frame pointers.
15183 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15186 * config/avr/avr.h (PUSH_ROUNDING): Remove.
15188 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15191 * builtins.c (expand_builtin_signbit): Don't take lowpart when
15192 register is already smaller or equal to required mode.
15194 2008-06-04 Xinliang David Li <davidxl@google.com>
15196 * tree-call-cdce.c: New file.
15197 (cond_dead_built_in_calls): New static variable.
15198 (input_domain): New struct.
15199 (check_pow): New function.
15200 (check_builtin_call): Ditto.
15201 (check_target_format): Ditto.
15202 (is_call_dce_candidate): Ditto.
15203 (gen_one_condition): Ditto.
15204 (gen_conditions_for_domain): Ditto.
15205 (get_domain): Ditto.
15206 (gen_conditions_for_pow_cst_base): Ditto.
15207 (gen_conditions_for_pow_int_base): Ditto.
15208 (gen_conditions_for_pow): Ditto.
15209 (get_no_error_domain): Ditto.
15210 (gen_shrink_wrap_conditions): Ditto.
15211 (shrink_wrap_one_built_in_call): Ditto.
15212 (shink_wrap_conditional_dead_built_in_calls): Ditto.
15213 (tree_call_cdce): Ditto.
15214 (gate_call_cdce): Ditto.
15215 (pass_call_cdce): New gimple pass.
15216 * passes.c: (init_optimization_passes): New pass.
15217 * tree-pass.h: New pass declaration.
15218 * opts.c (decode_options): New flag setting.
15219 * common.opt: Add -ftree-builtin-call-dce flag.
15220 * Makefile.in: Add new source file.
15221 * tempvar.def: New tv_id.
15222 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
15224 2008-06-04 Richard Guenther <rguenther@suse.de>
15226 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
15227 (is_call_clobbered): Always check var_ann->call_clobbered.
15228 (mark_call_clobbered): Always set var_ann->call_clobbered.
15229 (clear_call_clobbered): Always clear var_ann->call_clobbered.
15230 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
15231 (reset_alias_info): Clear call clobbering info on MTAGs and
15233 (set_pt_anything): Set pt_global_mem.
15234 (create_tag_raw): Adjust comment.
15235 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
15237 2008-06-04 Joseph Myers <joseph@codesourcery.com>
15238 Maxim Kuvyrkov <maxim@codesourcery.com>
15240 * config/m68k/m68k.opt (mxgot): New option.
15241 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
15242 (m68k_output_addr_const_extra): New.
15243 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
15244 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
15245 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
15246 * doc/invoke.texi (M680x0 Options): Document -mxgot.
15248 2008-06-04 Richard Guenther <rguenther@suse.de>
15250 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
15251 negative or non-representable offsets.
15253 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
15255 * config/i386/i386.c (ix86_gen_leave): New.
15256 (ix86_gen_pop1): Likewise.
15257 (ix86_gen_add3): Likewise.
15258 (ix86_gen_sub3): Likewise.
15259 (ix86_gen_sub3_carry): Likewise.
15260 (ix86_gen_one_cmpl2): Likewise.
15261 (ix86_gen_monitor): Likewise.
15262 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
15263 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
15264 ix86_gen_one_cmpl2 and ix86_gen_monitor.
15265 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
15266 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
15267 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
15268 (ix86_expand_epilogue): Updated.
15269 (print_operand): Handle integer register operand for 'z'.
15270 (ix86_expand_strlensi_unroll_1): Likewise.
15271 (ix86_expand_strlen): Likewise.
15272 (ix86_expand_builtin): Likewise.
15273 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
15274 mov{q}/mov{l} and add{q}/add{l}.
15276 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15278 * config/i386/i386.md (P): New mode iterator.
15279 (SFmode push_operand splitter): Macroize DImode and SImode pushes
15280 using P mode iterator.
15281 (DFmode push_operand splitter): Ditto.
15282 (XFmode push_operand splitter): Ditto.
15283 (DFmode float_extend SFmode push_operand splitter): Ditto.
15284 (XFmode float_extend SFmode push_operand splitter): Do not generate
15285 SImode pushes for 64bit target. Macroize Dimode and SImode
15286 pushes using P mode iterator.
15287 (XFmode float_extend DFmode push_operand splitter): Ditto.
15289 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15291 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
15292 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
15293 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
15294 return type to int.
15295 (ix86_call_abi_override): Remove check for call_used_regs.
15297 2008-06-03 Richard Guenther <rguenther@suse.de>
15299 * tree-ssa-structalias.c (find_func_aliases): Add constraints
15300 for the lhs of calls if the return type contains pointers.
15302 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15304 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
15305 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
15306 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
15307 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
15308 of cfun and DEFAULT_ABI to deceide abi mode.
15309 (DEFAULT_ABI): New.
15310 (REG_PARM_STACK_SPACE): Removed.
15311 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
15312 (STACK_BOUNDARY): Use default target to deceide stack boundary.
15313 * config/i386/i386-protos.h (ix86_cfun_abi): New.
15314 (ix86_function_abi): Likewise.
15315 (ix86_function_type_abi): Likewise.
15316 (ix86_call_abi_override): Likewise.
15317 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
15318 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
15319 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
15320 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
15322 (X86_64_REGPARM_MAX): New.
15323 (X86_64_SSE_REGPARM_MAX): New.
15324 (X64_REGPARM_MAX): New.
15325 (X64_SSE_REGPARM_MAX): New.
15326 (X86_32_REGPARM_MAX): New.
15327 (X86_32_SSE_REGPARM_MAX): New.
15328 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
15329 (ix86_function_regparm): Handle user calling abi.
15330 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
15331 by DEFAULT_ABI versus SYSV_ABI check.
15332 (ix86_reg_parm_stack_space): New.
15333 (ix86_function_type_abi): New.
15334 (ix86_call_abi_override): New.
15335 (ix86_function_abi): New.
15336 (ix86_cfun_abi): New.
15337 (init_cumulative_args): Call abi specific initialization.
15338 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
15339 (function_arg_64): Extend SSE_REGPARM_MAX check.
15340 (function_arg (): Remove TARGET_64BIT_MS_ABI.
15341 (ix86_pass_by_reference): Likewise.
15342 (ix86_function_value_regno_p): Likewise.
15343 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
15344 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
15345 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
15346 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
15347 (setup_incoming_varargs_64): Adjust regparm for call abi.
15348 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
15349 (ix86_va_start): Likewise.
15350 (ix86_gimplify_va_arg): Likewise.
15351 (ix86_expand_prologue): Likewise.
15352 (output_pic_addr_const): Likewise.
15353 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
15354 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
15355 (x86_output_mi_thunk): Likewise.
15356 (x86_function_profiler): Likewise.
15357 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
15358 (SYSV_ABI, MS_ABI): New constants.
15359 (DEFAULT_ABI): New.
15360 (init_regs): Add prototype of function in regclass.c file.
15361 (OVERRIDE_ABI_FORMAT): New.
15362 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
15363 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
15364 (OUTGOING_REG_PARM_STACK_SPACE): New.
15365 (ix86_reg_parm_stack_space): New prototype.
15366 (CUMULATIVE_ARGS): Add call_abi member.
15367 (machine_function): Add call_abi member.
15368 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
15369 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
15371 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
15374 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
15375 (avr_builtin_setjmp_frame_value): New function.
15376 * config/avr/avr.md (nonlocal_goto_receiver): Define.
15377 (nonlocal_goto): Define.
15379 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
15381 * config/mips/mips.c (mips_emit_loadgp): Return early if
15382 there is nothing do to, otherwise emit a blockage if
15383 !TARGET_EXPLICIT_RELOCS || crtl->profile.
15384 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
15386 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15388 * configure.ac: Drop unneeded backslash ending up in config.in.
15389 * acinclude.m4: Likewise.
15390 * config.in: Regenerate.
15392 2008-05-26 Jan Hubicka <jh@suse.cz>
15394 * predict.c (maybe_hot_frequency_p): Break out of...
15395 (maybe_hot_bb_p): ... here.
15396 (maybe_hot_edge_p): New.
15397 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
15398 * basic-block.h (maybe_hot_edge_p): Declare.
15400 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15402 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
15403 (*cmpfp_<mode>_cc): Ditto.
15404 (*fp_jcc_8<mode>_387): Ditto.
15405 (*fop_<MODEF:mode>_2_i387): Ditto.
15406 (*fop_<MODEF:mode>_3_i387): Ditto.
15407 (*fop_xf_2_i387): Ditto.
15408 (*fop_xf_3_i387): Ditto.
15410 2008-06-02 Tomas Bily <tbily@suse.cz>
15412 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
15414 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15416 * config/mips/mips.c (mips_valid_offset_p): New function.
15417 (mips_valid_lo_sum_p): Likewise.
15418 (mips_classify_address): Use them.
15419 (mips_force_address): New function.
15420 (mips_legitimize_address): Use it.
15421 * config/mips/mips.md (MOVE128): New mode iterator.
15422 (movtf): Require TARGET_64BIT. Remove empty strings.
15423 (*movtf_internal): Rename to...
15424 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
15425 of "R" and use {,fp}{load,store} attributes instead of "multi".
15426 Use a separate define_split.
15427 (*movtf_mips16): New pattern.
15429 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15431 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
15432 * config/mips/mips.c (mips_expand_before_return): New function.
15433 (mips_expand_epilogue): Call it.
15434 * config/mips/mips.md (return): Turn into a define_expand.
15435 (*return): New insn.
15437 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15439 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
15440 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
15441 functions. Do not emit uses and clobbers of CONCATs; individually
15442 use and clobber their operands.
15443 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
15444 gen_clobber, emit_use and gen_use.
15445 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
15446 (expand_builtin_return): Likewise.
15447 * cfgbuild.c (count_basic_blocks): Likewise.
15448 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
15449 * explow.c (emit_stack_restore): Likewise.
15450 * expmed.c (extract_bit_field_1): Likewise.
15451 * expr.c (convert_move, emit_move_complex_parts): Likewise.
15452 (emit_move_multi_word, store_constructor): Likewise.
15453 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
15454 (thread_prologue_and_epilogue_insns): Likewise.
15455 * lower-subreg.c (resolve_simple_move): Likewise.
15456 * optabs.c (widen_operand, expand_binop): Likewise.
15457 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
15458 * reload.c (find_reloads): Likewise.
15459 * reload1.c (eliminate_regs_in_insn): Likewise.
15460 * stmt.c (expand_nl_goto_receiver): Likewise.
15461 * config/alpha/alpha.md (builtin_longjmp): Likewise.
15462 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
15463 * config/arm/arm.c (arm_load_pic_register): Likewise.
15464 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
15465 * config/arm/arm.md (untyped_return): Likewise.
15466 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
15467 * config/avr/avr.c (expand_prologue): Likewise.
15468 * config/bfin/bfin.c (do_unlink): Likewise.
15469 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
15470 * config/cris/cris.c (cris_expand_prologue): Likewise.
15471 * config/darwin.c (machopic_indirect_data_reference): Likewise.
15472 (machopic_legitimize_pic_address): Likewise.
15473 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
15474 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
15475 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
15476 (ix86_expand_convert_uns_didf_sse): Likewise.
15477 (ix86_expand_vector_init_general): Likewise.
15478 * config/ia64/ia64.md (eh_epilogue): Likewise.
15479 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
15480 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
15481 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
15482 (config/iq2000/iq2000.c): Likewise.
15483 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
15484 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
15485 (builtin_longjmp): Likewise.
15486 * config/mn10300/mn10300.md (call, call_value): Likewise.
15487 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
15488 * config/pdp11/pdp11.md (abshi2): Likewise.
15489 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15490 * config/s390/s390.c (s390_emit_prologue): Likewise.
15491 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
15492 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
15493 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
15494 * config/sh/sh.c (prepare_move_operands): Likewise.
15495 (output_stack_adjust, sh_expand_epilogue): Likewise.
15496 (sh_set_return_address, sh_expand_t_scc): Likewise.
15497 * config/sparc/sparc.c (load_pic_register): Likewise.
15498 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
15499 * config/spu/spu.c (spu_expand_epilogue): Likewise.
15500 * config/v850/v850.c (expand_epilogue): Likewise.
15502 2008-05-31 Anatoly Sokolov <aesok@post.ru>
15504 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
15505 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
15506 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
15507 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
15508 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
15509 stack pointer register.
15510 (output_movhi): Remove code for interrupt specific writing to the
15511 stack pointer register.
15513 2008-05-31 Richard Guenther <rguenther@suse.de>
15515 PR tree-optimization/34244
15516 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
15517 (tree_expr_nonzero_warnv_p): Likewise.
15518 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
15519 ssa_name_nonnegative_p.
15520 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
15521 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
15522 not tree_expr_nonzero_warnv_p.
15524 PR tree-optimization/36262
15526 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
15528 PR tree-optimization/34244
15529 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
15530 (record_numbers_of_iterations): New function.
15531 (execute_vrp): Cache the numbers of iterations of loops.
15532 * tree-scalar-evolution.c (scev_reset_except_niters):
15534 (scev_reset): Use scev_reset_except_niters.
15535 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
15537 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
15539 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15540 __WORKAROUND_RETS when appropriate.
15542 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15544 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
15545 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
15547 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
15548 *fop_df_comm_sse insn patterns using MODEF mode iterator.
15549 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
15550 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
15551 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
15552 *fop_df_1_mixed insn patterns using MODEF mode iterator.
15553 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
15554 *fop_df_1_sse insn patterns using MODEF mode iterator.
15555 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
15556 *fop_df_1_i387 insn patterns using MODEF mode iterator.
15557 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
15558 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
15559 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
15560 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
15561 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
15562 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
15563 (*fop_xf_4_i387): Use <MODE> for mode attribute.
15564 (*fop_xf_5_i387): Ditto.
15565 (*fop_xf_6_i387): Ditto.
15567 2008-05-30 Richard Guenther <rguenther@suse.de>
15569 * builtins.c (build_string_literal): Avoid generating
15570 a non-gimple_val result.
15572 2008-05-30 DJ Delorie <dj@redhat.com>
15574 * exec-tool.in: Use an environment variable (private) instead of a
15575 file (shared) as a semaphore, so as to not break parallel builds.
15577 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15579 * optabs.c (maybe_encapsulate_block): Remove.
15580 (emit_libcall_block): Adjust accordingly.
15581 * optabs.h (maybe_encapsulate_block): Remove prototype.
15583 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
15584 Don't use maybe_encapsulate_block.
15586 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15588 * config/rs6000/rs6000.c (rs6000_legitimize_address,
15589 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
15590 rtx is a SYMBOL_REF before calling get_pool_constant.
15592 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
15594 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
15596 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
15598 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
15599 rather than OS names to choose INO_T_EQ definition.
15600 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
15601 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
15603 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
15606 * config/darwin-f.c: New.
15607 * config/t-darwin: Added rule to build darwin-f.o.
15608 * config.gcc: Defined new variable, fortran_target_objs.
15609 (*-*-darwin*): Set fortran_target_objs.
15610 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
15611 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
15612 * configure: Regenerated.
15614 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
15617 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
15618 canonical type if needed.
15620 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
15622 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
15624 2008-05-29 Richard Guenther <rguenther@suse.de>
15626 PR tree-optimization/36343
15627 PR tree-optimization/36346
15628 PR tree-optimization/36347
15629 * tree-flow.h (clobber_what_p_points_to): Declare.
15630 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
15631 pointed-to variable is dereferenced is irrelevant to whether
15632 the pointer can access the pointed-to variable.
15633 (clobber_what_p_points_to): New function.
15634 * tree-ssa-alias.c (set_initial_properties): Use it.
15635 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
15636 call clobber check for NMTs.
15638 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15640 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
15641 for printing gcov_type.
15643 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15645 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
15646 and the eh region information.
15647 * value-prof.c (gimple_move_stmt_histograms): New function.
15648 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
15650 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
15652 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
15654 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15656 * value-prof.c (tree_ic_transform): Print counts.
15657 * tree-profile.c (tree_gen_ic_func_profiler):
15658 Clear __gcov_indreict_call_callee variable to avoid misattribution
15661 2008-05-28 Rafael Espíndola <espindola@google.com>
15663 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
15666 2008-05-28 Richard Guenther <rguenther@suse.de>
15668 PR tree-optimization/36339
15669 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
15670 and clobbering code out of the loop.
15672 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15674 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
15677 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
15678 s390_contiguous_bitmask_p, s390_symref_operand_p,
15679 s390_check_symref_alignment, s390_reload_larl_operand,
15680 s390_reload_symref_address): New functions.
15681 (s390_branch_condition_mnemonic): Support compare and branch
15683 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
15684 and 'W' constraints.
15685 (s390_secondary_reload): Add secondary reloads for unaligned
15686 symbol refs or symbol refs to floating point or QI/TI mode
15688 (legitimate_address_p): Accept symbol references as addresses.
15689 (s390_expand_insv): Use rotate and insert selected bits
15690 instruction for insv when building for z10.
15691 (print_operand_address): Handle symbol ref addresses.
15692 (print_operand): Output modifier 'c' added for signed byte values.
15693 (s390_encode_section_info): Mark symbol refs with
15694 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
15696 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
15697 (length attribute): RRF, RRR have 4 byte length.
15698 (FPALL, INTALL): New mode iterators added.
15699 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
15700 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
15701 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
15702 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
15703 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
15704 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
15705 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
15706 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
15708 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
15709 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
15710 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
15711 reload<INTALL:mode><P:mode>_toreg_z10,
15712 reload<FPALL:mode><P:mode>_tomem_z10,
15713 reload<FPALL:mode><P:mode>_toreg_z10,
15714 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
15715 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
15716 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
15717 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
15719 (movmem, clrmem, cmpmem): New splitters added.
15721 * config/s390/predicates.md (larl_operand): Use
15722 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
15723 SYMBOL_REF_ALIGN1_P.
15724 (s390_signed_integer_comparison,
15725 s390_unsigned_integer_comparison): New predicates.
15727 * config/s390/s390-protos.h (s390_check_symref_alignment,
15728 s390_contiguous_bitmask_p, s390_reload_larl_operand,
15729 s390_reload_symref_address,
15730 s390_compare_and_branch_condition_mask): Prototypes added.
15732 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
15733 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
15734 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
15736 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15738 * config/s390/s390.c (z10_cost): New cost function for z10.
15739 (s390_handle_arch_option, override_options): Support -march=z10 switch.
15740 (s390_issue_rate): Adjust issue rate for z10.
15741 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
15742 (processor_flags): Add PF_Z10.
15743 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
15744 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
15745 * gcc/config.gcc: Add z10.
15747 2008-05-28 Richard Guenther <rguenther@suse.de>
15749 PR tree-optimization/36291
15750 * tree-flow. h (struct gimple_df): Remove var_anns member.
15751 * tree-flow-inline.h (gimple_var_anns): Remove.
15752 (var_ann): Simplify.
15753 * tree-dfa.c (create_var_ann): Simplify.
15754 (remove_referenced_var): Clear alias info from var_anns of globals.
15755 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
15756 (delete_tree_ssa): Clear alias info from var_anns of globals.
15757 Do not free var_anns.
15758 (var_ann_eq): Remove.
15759 (var_ann_hash): Likewise.
15761 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
15763 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
15764 and loongson2f entries.
15765 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
15766 * config/mips/mips.h (processor_type): Add Loongson-2E
15767 and Loongson-2F entries.
15768 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
15769 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
15770 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
15771 * doc/invoke.texi (MIPS Options): Document loongson2e
15772 and loongson2f processor names.
15774 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15778 * config/i386/i386.c (ix86_function_arg_boundary): Use
15779 alignment of canonical type.
15780 (ix86_expand_vector_move): Check unaligned memory access for
15783 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15785 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
15786 Moved to the front of file.
15788 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
15789 H.J. Lu <hongjiu.lu@intel.com>
15791 * dwarf2out.c (current_fde): New.
15793 (lookup_cfa:): Likewise.
15794 (dwarf2out_end_epilogue): Likewise.
15795 (dwarf2out_note_section_used): Likewise.
15797 2008-05-27 Michael Matz <matz@suse.de>
15800 * c.opt (Wenum-compare): New warning option.
15801 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
15803 2008-05-27 Michael Matz <matz@suse.de>
15805 PR middle-end/36326
15806 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
15808 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
15809 into memory as tail calls.
15811 2008-05-27 Richard Guenther <rguenther@suse.de>
15813 PR tree-optimization/36339
15814 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
15815 pointers cause all addressable variables to be call clobbered.
15817 2008-05-27 Richard Guenther <rguenther@suse.de>
15819 PR tree-optimization/36245
15820 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
15822 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15824 * config/s390/s390.md: Replace all occurences of the 'm'
15825 constraint with 'RT'.
15827 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15829 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
15831 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
15833 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
15834 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
15835 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
15837 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15839 * reload.c: (find_reloads): Skip alternatives according to the
15840 "enabled" attribute. Constify the constraint variable.
15841 * recog.c (get_attr_enabled): Add default implementation.
15842 (extract_insn): Set the alternative_enabled_p array
15843 in the recog_data struct.
15844 (preprocess_constraints, constrain_operands): Skip
15845 alternatives according to the "enabled" attribute
15846 * recog.h (struct recog_data): New field alternative_enabled_p.
15847 (skip_alternative): New inline function.
15848 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
15849 (record_reg_classes): Skip alternative according to the
15850 "enabled" attribute.
15852 * doc/md.texi: Add documention for the "enabled" attribute.
15854 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15856 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
15857 * postreload.c (reload_cse_simplify_operands): Replace 'm'
15858 constraint with TARGET_MEM_CONSTRAINT.
15859 * recog.c (asm_operand_ok, preprocess_constraints,
15860 constrain_operands): Likewise.
15861 * regclass.c (record_reg_classes): Likewise.
15862 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
15863 * reload1.c (maybe_fix_stack_asms): Likewise.
15864 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
15865 * recog.h: Adjust comment.
15866 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
15867 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
15868 * doc/md.texi: Add a note to description of 'm' constraint.
15869 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
15871 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
15873 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
15874 that the bitfield is of integral type before testing its precision.
15876 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15877 Sa Liu <saliu@de.ibm.com>
15879 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
15880 __modti3, __udivti3, __umodti3 and __udivmodti4.
15881 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
15882 that implement TImode mul and div functions.
15883 * config/spu/multi3.c: New. Implement __multi3.
15884 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
15885 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
15888 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
15890 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
15891 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
15892 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
15893 tls_sysv_suffix): New mode and mode attribute iterators.
15894 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
15895 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
15896 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
15897 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
15898 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
15901 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
15903 PR tree-optimization/36329
15904 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
15905 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
15906 * cgraphbuild.c (initialize_inline_failed): Use the latter
15907 macro in lieu of the former.
15908 * ipa-inline.c (cgraph_mark_inline): Likewise.
15909 (cgraph_decide_inlining_of_small_function): Likewise.
15910 (cgraph_decide_inlining): Likewise.
15911 (cgraph_decide_inlining_incrementally): Likewise.
15913 2008-05-26 Tristan Gingold <gingold@adacore.com>
15914 Anatoly Sokolov <aesok@post.ru>
15916 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
15917 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
15918 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
15919 optimization for 'avr6' architecture.
15921 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
15924 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
15926 2008-05-26 Richard Guenther <rguenther@suse.de>
15928 * tree-ssa-sccvn.c (expr_has_constants): Declare.
15929 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
15931 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
15933 PR middle-end/36253
15934 * caller-save.c (insert_restore): Verify alignment of spill space.
15935 (insert_save): Likewise.
15936 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
15937 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
15938 (STACK_SLOT_ALIGNMENT): Likewise.
15939 * function.c (LOCAL_ALIGNMENT): Removed.
15940 (get_stack_local_alignment): New.
15941 (assign_stack_local): Use it. Set alignment on stack slot.
15942 (assign_stack_temp_for_type): Use get_stack_local_alignment.
15943 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
15944 (STACK_SLOT_ALIGNMENT): New.
15945 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
15946 stack slot in XFmode.
15948 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
15950 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
15953 * config/i386/i386.md (allocate_stack_worker_64): Make sure
15954 argument operand in rax isn't removed.
15956 2008-05-26 Richard Guenther <rguenther@suse.de>
15958 PR middle-end/36300
15959 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
15960 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
15962 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15965 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
15967 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
15969 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
15970 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
15972 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15974 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
15975 build a trampoline if we don't want one.
15976 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
15977 return zero for nested functions if we don't want a trampoline.
15979 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15981 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
15983 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15986 * c.opt: Removed undocumented option '-lang-fortran'.
15987 * c-common.h: Removed global variable 'lang_fortran'.
15988 * c-opts.c (c_common_handle_option): Removed code to handle
15989 option '-lang-fortran'. Updated includes.
15990 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
15991 definition of '__GFORTRAN__'.
15992 (define__GNUC__): Reimplemented to use BASEVER and
15993 cpp_define_formatted.
15994 (builtin_define_with_value_n): Removed.
15995 * c-incpath.h: Renamed to ...
15996 * incpath.h: ... this.
15997 * c-incpath.c: Renamed to ...
15998 * incpath.c: ... this. Updated includes.
15999 * fix-header.c: Updated includes.
16000 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
16001 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
16002 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
16004 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16006 * tree.h: Update the table of flags used on tree nodes.
16007 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
16008 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
16009 (FORCED_LABEL): Add access check.
16010 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
16011 (ASM_INPUT_P): Likewise.
16012 (ASM_VOLATILE_P): Likewise.
16013 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
16014 (OMP_SECTION_LAST): Access private_flag directly.
16015 (OMP_RETURN_NOWAIT): Likewise.
16016 (OMP_PARALLEL_COMBINED): Likewise.
16017 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
16018 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
16019 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
16020 deprecated_flag directly.
16022 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
16024 * final.c (frame_pointer_needed): Removed.
16025 * flags.h (frame_pointer_needed): Likewise.
16027 * function.h (rtl_data): Add frame_pointer_needed.
16028 (frame_pointer_needed): New.
16030 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
16032 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
16034 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
16036 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
16039 2008-05-25 Alan Modra <amodra@bigpond.net.au>
16041 * c-common.c (strip_array_types): Move function to..
16043 (get_inner_array_type): Delete.
16044 * c-common.h (strip_array_types): Move declaration to..
16046 (get_inner_array_type): Delete.
16047 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
16048 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
16049 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
16050 * config/pa/pa.c (emit_move_sequence): Likewise.
16052 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
16054 * config/i386/i386.md (*sse_prologue_save_insn): Set length
16057 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
16059 * function.c: Include target hook for nonlocal_goto frame value.
16061 2008-05-24 Richard Guenther <rguenther@suse.de>
16063 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
16064 variable can be only accessed through a pointer or a union.
16066 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16068 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
16069 * doc/extend.texi: Likewise.
16071 2008-05-23 DJ Delorie <dj@redhat.com>
16073 * config/m32c/jump.md (untyped_call): Add.
16075 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
16076 for A24 to PSImode.
16077 (m32c_address_cost): Detail costs for indirect offsets.
16079 2008-05-23 Rafael Espíndola <espindola@google.com>
16081 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
16082 if a node is a SUBREG.
16083 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
16086 2008-05-23 Paul Brook <paul@codesourcery.com>
16087 Carlos O'Donell <carlos@codesourcery.com>
16089 * doc/extend.texi: Clarify use of __attribute__((naked)).
16090 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16091 * target.h (gcc_target): Add allocate_stack_slots_for_args.
16092 * function.c (use_register_for_decl): Use
16093 targetm.calls.allocate_stack_slots_for_args.
16094 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16095 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
16096 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
16098 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
16100 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
16102 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
16104 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
16105 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
16106 is only rounded once.
16108 2008-05-23 Richard Guenther <rguenther@suse.de>
16110 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
16112 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
16113 Jakub Jelinek <jakub@redhat.com>
16116 * configure.ac: Handle --enable-cld.
16117 * configure: Regenerated.
16118 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
16119 * config/i386/i386.h (struct machine_function): Add needs_cld field.
16120 (ix86_current_function_needs_cld): New define.
16121 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
16122 (cld): New isns pattern.
16123 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
16124 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
16125 * config/i386/i386.opt (mcld): New option.
16126 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
16127 TARGET_CLD and ix86_current_function_needs_cld.
16128 (override_options): Use -mcld by default for 32-bit code if
16131 * doc/install.texi (Options specification): Document --enable-cld.
16132 * doc/invoke.texi (Machine Dependent Options)
16133 [i386 and x86-64 Options]: Add -mcld option.
16134 (Intel 386 and AMD x86-64 Options): Document -mcld option.
16136 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
16137 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
16138 (return_in_memory_64): Likewise.
16139 (return_in_memory_ms_64): Likewise.
16141 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16143 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
16144 * builtins.c (fold_builtin_fpclassify): New.
16145 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
16146 * builtins.def (BUILT_IN_FPCLASSIFY): New.
16147 * c-common.c (handle_type_generic_attribute): Adjust to accept
16148 fixed arguments before an elipsis.
16149 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
16150 * doc/extend.texi: Document __builtin_fpclassify.
16152 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
16154 * omp-low.c (gate_expand_omp_ssa): Remove.
16155 (pass_expand_omp_ssa): Remove.
16156 (gate_expand_omp): Do not check for flag_openmp_ssa.
16157 * common.opt (-fopenmp-ssa): Remove.
16158 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
16160 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
16162 * config/sh/sh.opt (mfixed-range): New option.
16163 * config/sh/sh-protos.h (sh_fix_range): Declare.
16164 * config/sh/sh.c (sh_fix_range): New function.
16165 * config/sh/sh.h (sh_fixed_range_str): Declare.
16166 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
16168 * doc/invoke.texi (SH Options): Document -mfixed-range.
16170 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
16172 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
16173 it before the redeclaration.
16175 2008-05-22 Anatoly Sokolov <aesok@post.ru>
16177 * config/avr/avr.c (get_sequence_length): Add new function.
16178 (expand_prologue, expand_epilogue): Remove duplicate code.
16180 2008-05-22 Rafael Espíndola <espindola@google.com>
16182 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
16185 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
16187 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
16188 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
16190 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
16191 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
16192 (vect_update_misalignment_for_peel): Likewise.
16193 (vector_alignment_reachable_p): Likewise.
16194 * tree-vect-transform.c (vectorizable_load): Likewise.
16195 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
16196 (get_vectype_for_scalar_type): Pass mode of scalar_type
16197 to UNITS_PER_SIMD_WORD.
16199 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
16200 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
16201 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
16202 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
16203 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
16205 2008-05-22 Ira Rosen <irar@il.ibm.com>
16207 PR tree-optimization/36293
16208 * tree-vect-transform.c (vect_transform_strided_load): Don't check
16209 if the first load must be skipped because of a gap.
16211 2008-05-22 Richard Guenther <rguenther@suse.de>
16213 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
16214 more cases of offset disambiguation that is possible if
16215 strict-aliasing rules apply.
16216 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
16217 for basic offset and type-based disambiguation.
16219 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16221 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
16222 ix86_expand_vector_set on V16QImode for SSE4.1.
16224 2008-05-21 Tom Tromey <tromey@redhat.com>
16226 * c.opt (Wimport): Mark as undocumented.
16227 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
16229 (Warning Options): Likewise.
16230 * doc/cppopts.texi: Don't mention -Wimport.
16232 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
16234 PR tree-optimization/36287
16235 PR tree-optimization/36286
16236 * lambda-code.c (build_access_matrix): Do not use the loop->num
16237 for computing the number of induction variables: use the loop depth
16240 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
16243 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
16244 option -f(no-)leading-underscore.
16246 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16248 * config/i386/i386.c (ix86_expand_vector_init_general): Use
16249 GET_MODE_NUNITS (mode).
16251 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
16253 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
16254 (-mmulhw): Add 464 to description.
16255 (-mdlmzb): Likewise.
16256 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
16257 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
16259 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
16260 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
16261 * config/rs6000/rs6000.md: Update comments for 464.
16263 2008-05-21 Janis Johnson <janis187@us.ibm.com>
16265 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
16267 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16269 * config/i386/sse.md (vec_extractv4sf): Removed.
16270 (vec_extractv2df): Likewise.
16271 (vec_extractv2di): Likewise.
16272 (vec_extractv4si): Likewise.
16273 (vec_extractv8hi): Likewise.
16274 (vec_extractv16qi): Likewise.
16275 (vec_extract<mode>): New.
16277 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16279 * config/i386/sse.md (vec_setv4sf): Removed.
16280 (vec_setv2df): Likewise.
16281 (vec_setv2di): Likewise.
16282 (vec_setv4si): Likewise.
16283 (vec_setv8hi): Likewise.
16284 (vec_setv16qi): Likewise.
16285 (vec_set<mode>): New.
16287 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16289 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
16290 goto for vec_concat and vec_interleave.
16292 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16294 * config/i386/sse.md (vec_initv4sf): Removed.
16295 (vec_initv2df): Likewise.
16296 (vec_initv2di): Likewise.
16297 (vec_initv4si): Likewise.
16298 (vec_initv8hi): Likewise.
16299 (vec_initv16qi): Likewise.
16300 (vec_init<mode>): New.
16302 2008-05-21 Joseph Myers <joseph@codesourcery.com>
16304 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
16306 2008-05-21 Tom Tromey <tromey@redhat.com>
16308 * ggc-zone.c (lookup_page_table_if_allocated): New function.
16309 (zone_find_object_offset): Likewise.
16310 (gt_ggc_m_S): Likewise.
16311 (highest_bit): Likewise.
16312 * ggc-page.c (gt_ggc_m_S): New function.
16313 * stringpool.c (string_stack): Remove.
16314 (init_stringpool): Update.
16315 (ggc_alloc_string): Use ggc_alloc.
16316 (maybe_delete_ident): New function.
16317 (ggc_purge_stringpool): Likewise.
16318 (gt_ggc_m_S): Remove.
16319 * ggc-common.c (ggc_protect_identifiers): New global.
16320 (ggc_mark_roots): Call ggc_purge_stringpool. Use
16321 ggc_protect_identifiers.
16322 * ggc.h (ggc_protect_identifiers): Declare.
16323 (gt_ggc_m_S): Update.
16324 (ggc_purge_stringpool): Declare.
16325 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
16326 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
16328 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
16330 2008-05-21 David S. Miller <davem@davemloft.net>
16332 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
16335 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
16337 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
16340 2008-05-20 David Daney <ddaney@avtrex.com>
16342 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
16343 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
16344 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16345 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16346 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
16347 (atomic_hiqi_op): New define_code_iterator.
16348 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
16349 mips_expand_compare_and_swap_12.
16350 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
16351 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
16352 (sync_<optab><mode>, sync_old_<optab><mode>,
16353 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
16354 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
16355 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
16356 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
16357 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
16358 (test_and_set_12): New insn.
16359 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
16360 sync_new_<optab><mode>, sync_old_nand<mode>,
16361 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
16362 clobber to operand 0 for SI and DI mode insns.
16363 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
16364 mips_gen_fn_4): New typedefs.
16365 (mips_gen_fn_ptrs): Define new union type.
16366 (mips_expand_compare_and_swap_12): Remove declaration.
16367 (mips_expand_atomic_qihi): Declare function.
16368 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
16369 (mips_expand_atomic_qihi): ... this. Use new generator function
16371 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
16372 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
16373 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
16374 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
16375 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
16376 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
16377 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
16378 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
16379 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
16380 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
16383 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
16385 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
16388 2008-05-20 Anatoly Sokolov <aesok@post.ru>
16390 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
16391 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
16392 (avr_attribute_table): Add 'OS_main' function attribute.
16393 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
16394 functions with 'OS_main' attribute.
16396 2008-05-20 Richard Guenther <rguenther@suse.de>
16398 PR tree-optimization/35204
16399 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
16400 helper, split out from ...
16401 (DFS): ... here. Make the DFS walk non-recursive.
16403 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
16404 Jan Sjodin <jan.sjodin@amd.com>
16406 PR tree-optimization/36181
16407 * tree-parloops.c (loop_has_vector_phi_nodes): New.
16408 (parallelize_loops): Don't parallelize when the loop has vector
16411 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16412 Sebastian Pop <sebastian.pop@amd.com>
16414 * tree-loop-linear.c (gather_interchange_stats): Look in the access
16415 matrix, and never look at the tree representation of the memory
16417 (linear_transform_loops): Computes parameters and access matrices.
16418 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
16420 (access_matrix_get_index_for_parameter): New.
16421 * tree-data-ref.h (struct access_matrix): New.
16422 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
16423 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
16424 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
16425 am_vector_index_for_loop): New.
16426 (struct data_reference): Add field access_matrix.
16427 (DR_ACCESS_MATRIX): New.
16428 (compute_data_dependences_for_loop): Update declaration.
16429 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
16430 * lambda.h (lambda_vector_vec_p): Declared.
16431 * lambda-code.c: Depend on pointer-set.h.
16432 (lambda_collect_parameters_from_af, lambda_collect_parameters,
16433 av_for_af_base, av_for_af, build_access_matrix,
16434 lambda_compute_access_matrices): New.
16435 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
16437 2008-05-20 Joseph Myers <joseph@codesourcery.com>
16439 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
16440 $SOURCEDIR/include.
16442 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16443 Sebastian Pop <sebastian.pop@amd.com>
16445 PR tree-optimization/36206
16446 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
16448 (instantiate_scev_1): Rename flags to fold_conversions.
16449 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
16450 outeside instantiation_loop.
16451 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
16452 (evolution_function_is_affine_or_constant_p): Removed.
16453 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
16455 (analyze_siv_subscript): Pass in the loop nest number.
16456 Call evolution_function_is_affine_in_loop instead of
16457 evolution_function_is_affine_p.
16458 (analyze_overlapping_iterations): Pass in the loop nest number.
16460 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16461 Sebastian Pop <sebastian.pop@amd.com>
16463 PR tree-optimization/36206
16464 * tree-chrec.h (chrec_fold_op): New.
16465 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
16468 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
16470 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
16472 (remove_duplicates): Do not set inode on non-inode systems.
16475 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
16477 * config.gcc (tm_file): Update comments about relative pathnames.
16479 2008-05-20 Richard Guenther <rguenther@suse.de>
16481 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
16482 * tree-ssa-sccvn.c (process_scc): Likewise.
16483 * tree-ssa-sink.c (execute_sink_code): Likewise.
16484 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
16485 * tree-vrp.c (process_assert_insertions): Likewise.
16486 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16487 (perform_tree_ssa_dce): Likewise.
16488 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16489 (dump_dominator_optimization_stats): Likewise.
16490 * tree-vectorizer.c (vectorize_loops): Likewise.
16492 2008-05-20 Richard Guenther <rguenther@suse.de>
16494 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
16496 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
16498 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
16499 (ix86_i386elf_return_in_memory): Likewise.
16500 (ix86_i386interix_return_in_memory): Likewise.
16501 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
16502 (SUBTARGET_RETURN_IN_MEMORY): New.
16503 * config/i386/i386elf.h: Likewise.
16504 * config/i386/ptx4-i.h: Likewise.
16505 * config/i386/sol2-10.h: Likewise.
16506 * config/i386/sysv4.h: Likewise.
16507 * config/i386/vx-common.h: Likewise.
16508 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
16509 * config/i386/i386.c (ix86_return_in_memory): Made static and
16510 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
16511 (ix86_i386elf_return_in_memory): Removed.
16512 (ix86_i386interix_return_in_memory): Removed.
16513 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
16514 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
16516 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
16518 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
16520 2008-05-19 Xinliang David Li <davidxl@google.com>
16522 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
16524 * common.opt: Ditto.
16525 * doc/invoke.texi: Ditto.
16527 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
16529 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
16530 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
16532 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16534 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
16535 sizes of operand array from 8/4 to 4/2.
16536 (ix86_expand_vector_init_general): Change size of operand array
16537 from 32 to 16. Remove op0, op1 and half_mode.
16539 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16541 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
16542 (ix86_expand_vector_init_interleave): Likewise.
16543 (ix86_expand_vector_init_general): Use them. Assert
16544 word_mode == SImode when n_words == 4.
16546 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
16548 * config/i386/i386.c (ix86_secondary_reload): New static function.
16549 (TARGET_SECONDARY_RELOAD): New define.
16550 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16551 * config/i386/i386.md (reload_outqi): Remove.
16553 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16555 PR middle-end/35509
16556 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
16557 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
16558 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
16559 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
16560 (fold_builtin_1): Likewise.
16561 * builtins.def (BUILT_IN_ISINF_SIGN): New.
16562 c-common.c (check_builtin_function_arguments): Handle
16563 BUILT_IN_ISINF_SIGN.
16564 * doc/extend.texi: Document __builtin_isinf_sign.
16565 * fold-const.c (operand_equal_p): Handle COND_EXPR.
16567 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
16569 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
16570 EH cleanup at the end of the pass, search for those that have been
16571 turned into forwarder blocks and do the cleanup on their successor.
16573 2008-05-18 Richard Guenther <rguenther@suse.de>
16575 * tree-cfg.c (verify_gimple_expr): Allow conversions from
16576 pointers to sizetype and vice versa.
16578 2008-05-18 Xinliang David Li <davidxl@google.com>
16580 * gcc/tree-ssa-dce.c: Coding style fix.
16581 (check_pow): Documentation comment.
16582 (check_log): Documenation comment. Coding style fix.
16583 (is_unnecessary_except_errno_call): Ditto.
16584 (gen_conditions_for_pow): Ditto.
16585 (gen_conditions_for_log): Ditto.
16586 (gen_shrink_wrap_conditions): Ditto.
16587 (shrink_wrap_one_built_in_calls): Ditto.
16588 * gcc/doc/invoke.texi: Better documentation string.
16589 * ChangeLog: Fix wrong change log entries from
16590 May 17 checkin on function call DCE.
16592 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
16594 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
16596 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16598 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
16599 * df-problems.c (simulation routines): Fixed block comment to
16600 properly say how to add forwards scanning functions.
16602 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16604 * tree-inline.c (setup_one_parameter): Remove dead code.
16606 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16608 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
16609 a BIT_AND_EXPR only for an INTEGER_TYPE.
16611 2008-05-17 Xinliang David Li <davidxl@google.com>
16613 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
16614 (check_pow, check_log, is_unnecessary_except_errno_call): New
16615 functions to check for eliminating math functions that are pure
16616 except for setting errno.
16617 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
16618 general condition expressions for shrink-wrapping pow/log calls.
16619 (gen_shrink_wrap_conditions): Ditto.
16620 (shrink_wrap_one_built_in_call): Ditto.
16621 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
16622 (mark_operand_necessary): If debugging, output if OP is necessary.
16623 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
16625 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
16627 * gcc/common.opt: New user flag -ftree-builtin-dce.
16628 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
16630 2008-05-16 David S. Miller <davem@davemloft.net>
16632 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
16633 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16635 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
16638 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
16640 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16642 * ifcvt.c (dead_or_predicable): Rename
16643 df_simulate_one_insn_backwards to df_simulate_one_insn.
16644 * recog.c (peephole2_optimize): Ditto.
16645 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
16647 * df.h: Rename df_simulate_one_insn_backwards to
16648 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
16649 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
16650 scanning of defs and uses.
16651 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
16652 (df_simulate_one_insn_forwards): Removed.
16654 2008-05-16 Doug Kwan <dougkwan@google.com>
16656 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
16658 (real_from_string): Handle NaNs and Inf as approriate.
16660 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16662 * doc/gty.texi (Source Files Containing Type Information): Note
16663 that headers should appear first in the gtfiles list.
16665 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16667 * tree.def (COND_EXEC): Properly documented this code.
16669 2008-05-16 Diego Novillo <dnovillo@google.com>
16671 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
16672 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
16675 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16677 * tree-ssa-dse (max_stmt_uid): Removed.
16678 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
16679 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
16680 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
16681 * function.h (cfun.last_stmt_uid): New field.
16682 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
16683 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
16685 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
16686 (create_stmt_ann): Initialize the ann->uid field.
16687 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
16689 * tree-flow.h (renumber_gimple_stmt_uids): New function.
16691 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16693 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
16694 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
16695 (init_empty_tree_cfg): Call it.
16697 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16699 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
16702 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16704 * doc/invoke.text (-fdump-tree-*-verbose): New option.
16705 * tree-dump.c (dump_options): New verbose option.
16706 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
16708 * tree-pass.h (TDF_VERBOSE): New dump flag.
16709 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
16710 (tree-flow.h): Added include.
16711 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
16713 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
16715 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
16717 From Jie Zhang <jie.zhang@analog.com>
16718 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16719 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
16720 mcpu=bf561-none and mcpu=bf561-0.2.
16721 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16722 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16723 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16724 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16725 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
16726 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
16727 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
16729 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
16730 (cputype_selected): Remove.
16731 (bfin_handle_option): Don't use cputype_selected.
16732 (override_options): When no mcpu option, enable all workarounds.
16733 Don't use bfin_workarounds.
16734 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
16736 (DEFAULT_CPU_TYPE): Don't define.
16738 2008-05-16 Richard Guenther <rguenther@suse.de>
16740 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
16741 on deletion of the last stmt.
16743 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16745 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
16746 V8HImode for SSE2 and V16QImode for SSE4.1.
16748 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16750 * cgraph.h (compute_inline_parameters): Made public.
16751 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
16752 variable_generate_summary, function_write_summary,
16753 variable_write_summary, variable_read_summary. Added generate_summary,
16754 write_summary, read_summary.
16755 * cgraphunit.c (cgraph_process_new_functions): Changed call from
16756 pass_ipa_inline.function_generate_summary, to
16757 compute_inline_parameters.
16758 * ipa-inline.c (compute_inline_parameters): Made public and added
16760 (compute_inline_parameters_for_current): New function.
16761 (pass_inline_param): Now calls compute_inline_parameters_for_current.
16762 (inline_generate_summary): Removed parameter and made to loop over
16764 (pass_ipa_inline): Updated for new IPA_PASS structure.
16765 * passes.c (execute_ipa_summary_passes): Now is called once per
16766 pass rather than once per node*pass.
16768 2008-05-15 Anatoly Sokolov <aesok@post.ru>
16770 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
16771 avr_have_mul_p, avr_asm_only_p): Remove variables.
16772 (avr_override_options): Remove initialization of removed variables.
16773 (avr_file_start): Convert removed variables to fields of
16774 'struct base_arch_s *avr_current_arch'.
16775 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
16776 (AVR_HAVE_MUL): (Ditto.).
16777 (AVR_HAVE_MOVW): (Ditto.).
16778 (AVR_HAVE_LPMX): (Ditto.).
16779 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
16780 avr_asm_only_p): Remove declaration.
16782 2008-05-15 Diego Novillo <dnovillo@google.com>
16784 * config/arm/arm.c (arm_return_in_memory): Fix return type.
16785 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
16787 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
16789 PR middle-end/36194
16790 * combine.c (check_conversion): Rename back to check_promoted_subreg.
16791 Don't call record_truncated_value from here.
16792 (record_truncated_value): Turn it into a for_each_rtx callback.
16793 (record_truncated_values): New function.
16794 (combine_instructions): Call note_uses with record_truncated_values.
16795 Change name of check_conversion to check_promoted_subreg.
16797 2008-05-15 Janis Johnson <janis187@us.ibm.com>
16799 * doc/sourcebuild.texi: Document support for torture tests.
16801 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16803 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
16804 to alternative 4 of operand 2.
16806 2008-05-15 Richard Guenther <rguenther@suse.de>
16808 * tree-pass.h (current_pass): Declare.
16809 (get_pass_for_id): Likewise.
16810 * passes.c (passes_by_id, passes_by_id_size): New globals.
16811 (set_pass_for_id): New function.
16812 (get_pass_for_id): Likewise.
16813 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
16814 (execute_function_todo): Flush per function statistics.
16815 * toplev.c (compile_file): Init statistics.
16816 (general_init): Do early statistics initialization.
16817 (finalize): Finish statistics.
16818 * statistics.h (statistics_early_init): Declare.
16819 (statistics_init): Likewise.
16820 (statistics_fini): Likewise.
16821 (statistics_fini_pass): Likewise.
16822 (statistics_counter_event): Likewise.
16823 (statistics_histogram_event): Likewise.
16824 * statistics.c: New file.
16825 * Makefile.in (OBJS-common): Add statistics.o.
16826 (statistics.o): Add dependencies.
16827 * doc/invoke.texi (-fdump-statistics): Document.
16829 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
16830 (insert): Likewise.
16831 (execute_pre): Use statistics_counter_event.
16832 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
16833 (substitute_and_fold): Increment it. Use statistics_counter_event.
16835 2008-05-15 Diego Novillo <dnovillo@google.com>
16837 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
16839 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
16840 * tree-ssa-alias.c (new_type_alias): Remove references to
16841 sub-variables from comment.
16842 * tree-ssa-operands.c (swap_tree_operands): Likewise.
16844 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16846 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
16847 attribute to 1 only for insertps alternative.
16849 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16851 * config/bfin/bfin.md (loadbytes): New pattern.
16852 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
16853 (bfin_init_builtins): Initialize it.
16854 (bdesc_1arg): Add it.
16856 2008-05-15 Sa Liu <saliu@de.ibm.com>
16858 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
16859 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
16860 * testsuite/lib/target-supports.exp: Add
16861 check_effective_target_fortran_integer_16.
16863 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16865 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
16866 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
16867 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
16868 (TARGET_RETURN_IN_MEMORY): Define.
16870 2008-05-15 Richard Guenther <rguenther@suse.de>
16872 PR middle-end/36244
16873 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
16874 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
16875 represent unmodifiable vars.
16877 2008-05-15 Richard Guenther <rguenther@suse.de>
16879 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
16880 INDIRECT_REF and TARGET_MEM_REF.
16881 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16884 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16885 H.J. Lu <hongjiu.lu@intel.com>
16887 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
16888 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
16889 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
16890 insn alternatives. Add missing alternatives.
16891 (*vec_concatv2di_rex64_sse4_1): Likewise.
16892 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
16893 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
16894 Require TARGET_SSE.
16896 2008-05-15 Richard Guenther <rguenther@suse.de>
16898 PR tree-optimization/36009
16899 PR tree-optimization/36204
16900 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
16901 (determine_invariantness_stmt): Record the loop a store is
16902 always executed in.
16903 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
16906 2008-05-15 Richard Guenther <rguenther@suse.de>
16908 PR tree-optimization/34330
16909 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
16910 through the pointer will alias the SMT.
16912 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
16914 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
16916 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
16918 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
16920 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16921 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16923 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
16924 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
16925 (vashl_optab): New optab for vector/vector shifts.
16926 (vashr_optab): Ditto.
16927 (vlshr_optab): Ditto.
16928 (vrotl_optab): Ditto.
16929 (vrotr_optab): Ditto.
16930 (optab_subtype): New enum for optab_for_tree_code call.
16931 (optab_for_tree_code): Add enum optab_subtype argument.
16933 * optabs.c (optab_for_tree_code): Take an additional argument to
16934 distinguish between a vector shift by a scalar and vector shift by
16935 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
16936 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
16937 vector shift by a vector.
16938 (expand_widen_pattern_expr): Pass additional argument to
16939 optab_for_tree_code.
16941 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
16942 vrotl_optab, vrotr_optab.
16944 * expr.c (expand_expr_real_1): Update calls to
16945 optab_for_tree_code to distinguish between vector shifted by a
16946 scalar and vector shifted by a vector.
16947 * tree-vectorizer.c (supportable_widening_operation): Ditto.
16948 (supportable_narrowing_operation): Ditto.
16949 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
16950 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
16951 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
16952 (vect_create_epilog_for_reduction): Ditto.
16953 (vectorizable_reduction): Ditto.
16954 (vectorizable_operation): Ditto.
16955 (vect_strided_store_supported): Ditto.
16956 (vect_strided_load_supported): Ditto.
16957 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16958 * expmed.c (expand_shift): Ditto.
16960 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
16962 (ashr@var{m}3): Ditto.
16963 (vashl@var{m}3): Document new vector/vector shift standard name.
16964 (vashr@var{m}3): Ditto.
16965 (vlshr@var{m}3): Ditto.
16966 (vrotl@var{m}3): Ditto.
16967 (vrotr@var{m}3): Ditto.
16969 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
16970 (PPERM_INVERT): Ditto.
16971 (PPERM_REVERSE): Ditto.
16972 (PPERM_REV_INV): Ditto.
16973 (PPERM_ZERO): Ditto.
16974 (PPERM_ONES): Ditto.
16975 (PPERM_SIGN): Ditto.
16976 (PPERM_INV_SIGN): Ditto.
16977 (PPERM_SRC1): Ditto.
16978 (PPERM_SRC2): Ditto.
16980 * config/i386/sse.md (mulv2di3): Add SSE5 support.
16981 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
16982 allows a memory operand to be the value being added, and split it
16983 to improve vectorization.
16984 (sse5_pmacsdqh_mem): Ditto.
16985 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
16986 (sse5_mulv2div2di3_high): Ditto.
16987 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
16988 (vec_pack_trunc_v4si): Ditto.
16989 (vec_pack_trunc_v2di): Ditto.
16990 (sse5_pcmov_<mode>): Remove code that tried to use use
16991 andps/andnps instead of pcmov.
16992 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
16993 pmacsdqh instructions.
16994 (vec_widen_smult_lo_v4si): Ditto.
16996 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
16997 (PPERM_INVERT): Ditto.
16998 (PPERM_REVERSE): Ditto.
16999 (PPERM_REV_INV): Ditto.
17000 (PPERM_ZERO): Ditto.
17001 (PPERM_ONES): Ditto.
17002 (PPERM_SIGN): Ditto.
17003 (PPERM_INV_SIGN): Ditto.
17004 (PPERM_SRC1): Ditto.
17005 (PPERM_SRC2): Ditto.
17006 (ix86_expand_sse_movcc): Move the SSE5 test after the if
17008 (ix86_expand_int_vcond): If SSE5 generate all possible integer
17010 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
17011 says ignore whether the last reference is a memory operand.
17013 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17014 Paolo Bonzini <bonzini at gnu dot org>
17016 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
17019 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
17020 (vlshr<mode>3): Rename from vlshr<mode>3.
17021 (vashr<mode>3): Rename from vashr<mode>3.
17022 (mulv4sf3): Change the names of vector shift patterns.
17026 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
17029 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
17054 * config/spu/spu.md (v): New iterator macro to add v for vector types.
17055 (floatunssidf2_internal): Change vector/vector shift names.
17056 (floatunsdidf2_internal): Ditto.
17063 (vashl<mode>3): Rename from ashl<mode>3.
17064 (vashr<mode>3): Rename from ashr<mode>3.
17065 (vlshr<mode>3): Rename from lshr<mode>3.
17066 (vrotl<mode>3): Rename from rotl<mode>3.
17068 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17071 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
17072 multiply gives the wrong value when doing widening multiplies.
17073 (vec_widen_smult_lo_v4si): Ditto.
17075 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17077 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
17078 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
17079 emit_library_call_value.
17080 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
17081 * tree.h (ECF_LIBCALL_BLOCK): Removed.
17082 * calls.c (initialize_argument_information, precompute_arguments,
17083 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
17084 (precompute_arguments): Removed flags parameter.
17085 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
17087 2008-05-14 Richard Guenther <rguenther@suse.de>
17089 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
17090 Make sure to register the store if the use is a PHI_NODE.
17092 2008-05-14 Olivier Hainque <hainque@adacore.com>
17094 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
17095 memory if the component is to be referenced in BLKmode according
17096 to get_inner_reference.
17098 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
17100 * calls.c (emit_library_call_value_1): Restore code clearing
17101 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
17103 2008-05-14 Olivier Hainque <hainque@adacore.com>
17104 Nicolas Roche <roche@adacore.com>
17106 * configure.ac: Add support for a "gcc_subdir" variable in
17107 config-lang.in, to denote a subdirectory where the language/GCC
17108 integration files are to be found.
17109 * configure: Regenerate.
17111 2008-05-14 Ira Rosen <irar@il.ibm.com>
17113 PR tree-optimization/36098
17114 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
17115 value for the first load in the group in case of a gap.
17116 (vect_build_slp_tree): Check that there are no gaps in loads.
17118 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17120 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
17121 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
17122 expand_copysign_bit, ): Change call to emit_no_conflict_block to
17123 emit_insn and remove unneeded code to construct extra args.
17124 (emit_no_conflict_block): Removed.
17125 * optabls.h: (emit_no_conflict_block): Removed.
17126 * cse.c (cse_extended_basic_block): Remove search for
17127 REG_NO_CONFLICT note.
17128 * global.c: Removed incorrect comment added in revision 117.
17129 * expr.c (convert_move): Change call to emit_no_conflict_block to
17131 * recog.c: Change comments so that they do not mention
17133 * local_alloc.c (combine_regs): Removed last parameter.
17134 (no_conflict_p): Removed.
17135 (block_alloc): Removed note, no_conflict_combined_regno and set
17136 local vars. Removed all code to process REG_NO_CONFLICT blocks.
17137 (combine_regs): Removed already_dead and code to look for
17138 REG_NO_CONFLICT notes.
17139 * lower_subreg (remove_retval_note): Removed code to look for
17140 REG_NO_CONFLICT block.
17141 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
17142 (resolve_clobber): Remove code to process libcalls that have
17143 REG_NO_CONFLICT notes.
17144 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
17146 * combine.c (can_combine_p, distribute_notes): Removed
17147 REG_NO_CONFLICT case.
17148 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
17150 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
17151 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
17153 * reg-notes.def (NO_CONFLICT): Removed.
17155 2008-05-14 David S. Miller <davem@davemloft.net>
17157 * config/sparc/sparc.c (sparc_profile_hook): If
17158 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
17159 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
17160 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17162 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
17164 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
17166 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
17169 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
17170 and op1 expansion before vector concat to have less live pseudos.
17172 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
17174 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17175 ix86_expand_vector_set if supported.
17177 2008-05-13 Diego Novillo <dnovillo@google.com>
17178 Kenneth Zadeck <zadeck@naturalbridge.com>
17180 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
17182 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
17183 phinodes_print_statistics, init_ssanames, fini_ssanames,
17184 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
17185 release_ssa_name, release_defs, replace_ssa_name_symbol,
17186 ssanames_print_statistics): Move ...
17187 * tree-flow.h: ... here.
17188 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
17189 Use FN instead of cfun.
17190 (make_ssa_name_fn): Rename from make_ssa_name.
17191 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
17192 * tree-flow-inline.h (make_ssa_name): Move from
17193 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
17194 * omp-low.c (expand_omp_parallel):
17195 * tree-flow-inline.h (redirect_edge_var_map_result):
17196 * tree-ssa.c (init_tree_ssa): Add argument FN.
17197 Use it instead of cfun. Update all users.
17199 2008-05-13 Tom Tromey <tromey@redhat.com>
17201 PR preprocessor/22168:
17202 * doc/cpp.texi (Top): Update menu.
17203 (Alternatives to Wrapper #ifndef): New node.
17204 (Other Directives): Document deprecation.
17205 (Obsolete Features): Remove menu.
17206 (Assertions): Merge node into Obsolete Features.
17207 (Obsolete once-only headers): Move earlier; rename to Alternatives
17208 to Wrapper #ifndef.
17209 * doc/cppopts.texi: Update.
17210 * c.opt (Wdeprecated): Enable for C and ObjC.
17211 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
17212 (C++ Dialect Options): Move -Wno-deprecated from here to...
17213 (Warning Options): ... here.
17215 2008-05-13 Richard Guenther <rguenther@suse.de>
17217 PR middle-end/36227
17218 * fold-const.c (fold_sign_changed_comparison): Do not allow
17219 changes in pointer-ness.
17221 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17224 * config/sh/sh.c (sh_expand_prologue): Don't clear
17225 RTX_FRAME_RELATED_P for push insns.
17227 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
17229 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
17231 2008-05-12 Anatoly Sokolov <aesok@post.ru>
17233 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
17234 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
17235 Use 'machine->is_leaf' instead of 'leaf_func_p'.
17237 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
17239 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
17240 (*vec_concatv4sf_sse): This.
17241 (*sse2_concatv2si): Renamed to ...
17242 (*vec_concatv2si_sse2): This.
17243 (*sse1_concatv2si): Renamed to ...
17244 (*vec_concatv2si_sse): This.
17245 (*vec_concatv2di_rex): Renamed to ...
17246 (*vec_concatv2di_rex64): This.
17247 (*vec_concatv2si_sse4_1): New.
17248 (*vec_concatv2di_rex64_sse4_1): Likewise.
17250 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
17252 PR rtl-optimization/36111
17253 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
17254 that was created for swappable operands.
17256 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
17259 * Makefile.in: Substitute GNATMAKE and GNATBIND.
17260 * configure.ac: Add call to ACX_PROG_GNAT.
17262 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
17264 * optc-gen.awk: Fix comment typo.
17266 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
17268 * pretty-print.c (pp_integer_with_precision): Use
17269 HOST_LONG_LONG_FORMAT.
17271 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
17273 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
17275 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
17277 * config/i386/i386.c (bdesc_ptest): Removed.
17278 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
17279 (bdesc_args): Add __builtin_ia32_ptestz128,
17280 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
17281 (ix86_init_mmx_sse_builtins): Updated.
17282 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
17283 (ix86_expand_builtin): Updated.
17285 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
17287 * tree-cfg.c (valid_fixed_convert_types_p): New function.
17288 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
17290 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
17292 * value-prof.c (interesting_stringop_to_profile): Do not
17293 return early for BUILT_IN_MEMPCPY.
17295 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
17297 * calls.c (expand_call): Don't use callgraph to increase
17298 preferred_stack_boundary.
17300 * cgraph.h (cgraph_rtl_info): Use unsigned on
17301 preferred_incoming_stack_boundary.
17303 * final.c (rest_of_clean_state): Use unsigned on
17304 preferred_stack_boundary.
17306 2008-05-09 Tom Tromey <tromey@redhat.com>
17308 PR preprocessor/22231:
17309 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
17312 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
17314 PR tree-optimization/36129
17315 * tree-ssa-ccp.c: Include value-prof.h.
17316 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
17317 built-in function was folded to a constant.
17318 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
17320 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
17321 Sebastian Pop <sebastian.pop@amd.com>
17323 * tree-scalar-evolution.c: Document instantiate_scev.
17324 (instantiate_parameters_1): Renamed instantiate_scev_1.
17325 Don't use the same loop for instantiation_loop and evolution_loop.
17326 (instantiate_scev): New.
17327 (instantiate_parameters): Moved...
17328 (resolve_mixers): Update call to instantiate_scev_1 to pass the
17329 same loop twice. Maintains the semantics for this function.
17330 * tree-scalar-evolution.h (instantiate_scev): Declare.
17331 (instantiate_parameters): ...here. Now static inline.
17332 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
17333 instead of resolve_mixers.
17335 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
17337 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
17339 2008-05-09 Tomas Bily <tbily@suse.cz>
17341 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
17342 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
17343 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17344 * c-common.c (c_common_truthvalue_conversion): Likewise.
17345 * tree-object-size.c (compute_object_offset): Likewise.
17346 * tree-inline.c (estimate_num_insns_1): Likewise.
17347 * varasm.c (const_hash_1, compare_constant, copy_constant)
17348 (compute_reloc_for_constant, output_addressed_constants)
17349 (initializer_constant_valid_p): Likewise.
17350 * c-omp.c (check_omp_for_incr_expr): Likewise.
17351 * gimplify.c (gimplify_expr): Likewise.
17352 * c-typeck.c (c_finish_return): Likewise.
17353 * tree-vectorizer.c (supportable_widening_operation)
17354 (supportable_narrowing_operation): Likewise.
17355 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
17356 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
17357 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17358 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
17359 (descr_info_loc): Likewise.
17360 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17361 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
17362 (fold_unary): Likewise.
17363 * builtins.c (get_pointer_alignment): Likewise.
17364 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
17365 (instantiate_parameters_1): Likewise.
17366 * tree.c (expr_align, stabilize_reference): Likewise.
17367 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
17368 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
17369 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
17370 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17371 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
17372 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
17374 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
17375 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
17376 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
17377 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
17378 (forward_propagate_comparison)
17379 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17380 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
17381 * emit-rtl.c (component_ref_for_mem_expr)
17382 (set_mem_attributes_minus_bitpos): Likewise.
17383 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
17384 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
17386 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
17387 (build_function_call, pointer_diff, build_compound_expr)
17388 (c_finish_return): Likewise.
17389 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
17390 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
17392 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
17393 * expr.c (is_aligning_offset): Likewise.
17394 * tree-ssa-alias.c (is_escape_site): Likewise.
17395 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
17396 (check_all_va_list_escapes): Likewise.
17397 * tree-ssa-loop-ivopts.c (determine_base_object)
17398 (determine_common_wider_type): Likewise.
17399 * dojump.c (do_jump): Likewise.
17400 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
17401 * tree-gimple.c (is_gimple_cast): Likewise.
17402 * fold-const.c (decode_field_reference, )
17403 (fold_sign_changed_comparison, fold_unary, fold_comparison)
17404 (fold_binary): Likewise.
17405 * tree-ssa-alias-warnings.c (find_alias_site_helper)
17406 (already_warned_in_frontend_p): Likewise.
17407 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
17408 * tree.c (really_constant_p, get_unwidened): Likewise.
17409 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
17410 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
17411 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
17413 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
17415 (CONVERT_EXPR_P): Define.
17416 (CASE_CONVERT): Define.
17418 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
17420 PR middle-end/36117
17421 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
17422 (delete_unmarked_insns): When deleting a call, call
17423 delete_unreachable_blocks.
17424 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17425 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
17427 2008-05-08 Richard Guenther <rguenther@suse.de>
17429 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
17430 (-ftree-salias): Likewise.
17431 (salias-max-implicit-fields): Remove param documentation.
17432 (salias-max-array-elements): Likewise.
17433 * tree-pass.h (pass_create_structure_vars): Remove.
17434 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17435 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17436 * tree-ssa-alias.c (create_structure_vars): Remove.
17437 (gate_structure_vars): Likewise.
17438 (pass_create_structure_vars): Likewise.
17439 (gate_build_alias): Likewise.
17440 (pass_build_alias): Adjust to run always and dump the function.
17441 * common.opt (ftree-salias): Hide.
17442 * passes.c (init_optimization_passes): Remove
17443 pass_create_structure_vars, adjust comment.
17444 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17445 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17446 * opts.c (decode_options): Do not set flag_tree_salias.
17447 (common_handle_option): Add OPT_ftree_salias to the backward
17448 compatibility section.
17450 2008-05-08 Richard Guenther <rguenther@suse.de>
17452 * tree-flow-inline.h (var_can_have_subvars): Move ...
17453 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
17454 * tree-flow.h (var_can_have_subvars): Remove.
17455 (push_fields_onto_fieldstack): Remove.
17456 (sort_fieldstack): Likewise.
17457 (struct fieldoff): Move ...
17458 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
17459 alias_set and base_for_components fields.
17460 (sort_fieldstack): Make static.
17461 (push_fields_onto_fieldstack): Likewise. Remove code that
17462 handles anything but RECORD_TYPEs. Remove alias_set and
17463 base_for_components handling.
17464 (create_variable_info_for): Adjust.
17466 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
17468 * common.opt (Wframe-larger-than=): Shorten the help message
17470 * doc/invoke.texi (Wframe-larger-than=): Add more description.
17472 2008-05-08 Rafael Espíndola <espindola@google.com>
17474 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
17476 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
17477 trap and that both operands are gimple values.
17478 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
17479 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
17482 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17484 * read-rtl.c (join_c_conditions): Return the first string if the
17485 two strings are equal.
17487 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17489 * gensupport.h (pred_data): Add a "num_codes" field.
17490 (add_predicate_code): Declare.
17491 * gensupport.c (add_predicate_code): New function.
17492 (std_pred_table): Add an "allows_const_p" field.
17493 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
17494 Remove the (incomplete) list of such codes from the codes field.
17495 (init_predicate_table): Use add_predicate_code. Add all
17496 RTX_CONST_OBJs if allows_const_p is true.
17497 * genrecog.c (process_define_predicate): Use add_predicate_code.
17499 2008-05-08 David Daney <ddaney@avtrex.com>
17500 Richard Sandiford <rsandifo@nildram.co.uk>
17502 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
17503 special case of constant zero operands.
17504 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
17505 old and new values. Special case constant zero values.
17506 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
17508 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
17509 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
17511 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
17514 * simplify-rtx.c (simplify_plus_minus): Create CONST of
17515 similar RTX_CONST_OBJ before CONST_INT.
17517 2008-05-08 Steve Ellcey <sje@cup.hp.com>
17519 * stmt.c (expand_stack_restore): Change sa mode if needed.
17521 2008-05-08 Richard Guenther <rguenther@suse.de>
17523 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
17524 return type to bool.
17525 (ix86_sol10_return_in_memory): Likewise.
17526 (ix86_i386elf_return_in_memory): Likewise.
17527 (ix86_i386interix_return_in_memory): Likewise.
17528 * config/i386/i386.c (ix86_return_in_memory): Likewise.
17529 (ix86_sol10_return_in_memory): Likewise.
17530 (ix86_i386elf_return_in_memory): Likewise.
17531 (ix86_i386interix_return_in_memory): Likewise.
17533 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17536 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
17538 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
17539 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
17542 2008-05-08 Richard Guenther <rguenther@suse.de>
17544 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
17545 * tree-data-ref.h (struct dr_alias): Remove subvars field.
17546 (DR_SUBVARS): Remove.
17547 * tree-dfa.c (dump_subvars_for): Remove.
17548 (debug_subvars_for): Likewise.
17549 (dump_variable): Do not dump subvars.
17550 (remove_referenced_var): Do not remove subvars.
17551 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
17552 (lookup_subvars_for_var): Remove.
17553 (get_subvars_for_var): Likewise.
17554 (get_subvars_at): Likewise.
17555 (get_first_overlapping_subvar): Likewise.
17556 (overlap_subvar): Likewise.
17557 * tree-flow.h (subvar_t): Remove.
17558 (struct var_ann_d): Remove subvars field.
17559 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
17560 argument. Remove special handling of SFTs.
17561 (compute_tag_properties): Likewise.
17562 (set_initial_properties): Likewise.
17563 (compute_call_clobbered): Likewise.
17564 (count_mem_refs): Likewise.
17565 (compute_memory_partitions): Likewise.
17566 (compute_flow_insensitive_aliasing): Likewise.
17567 (setup_pointers_and_addressables): Likewise.
17568 (new_type_alias): Likewise.
17569 (struct used_part): Remove.
17570 (used_portions): Likewise.
17571 (struct used_part_map): Likewise.
17572 (used_part_map_eq): Likewise.
17573 (used_part_map_hash): Likewise.
17574 (free_used_part_map): Likewise.
17575 (up_lookup): Likewise.
17576 (up_insert): Likewise.
17577 (get_or_create_used_part_for): Likewise.
17578 (create_sft): Likewise.
17579 (create_overlap_variables_for): Likewise.
17580 (find_used_portions): Likewise.
17581 (create_structure_vars): Likewise.
17582 * tree.def (STRUCT_FIELD_TAG): Remove.
17583 * tree.h (MTAG_P): Adjust.
17584 (struct tree_memory_tag): Remove base_for_components and
17585 unpartitionable flags.
17586 (struct tree_struct_field_tag): Remove.
17587 (SFT_PARENT_VAR): Likewise.
17588 (SFT_OFFSET): Likewise.
17589 (SFT_SIZE): Likewise.
17590 (SFT_NONADDRESSABLE_P): Likewise.
17591 (SFT_ALIAS_SET): Likewise.
17592 (SFT_UNPARTITIONABLE_P): Likewise.
17593 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
17594 (union tree_node): Remove sft field.
17595 * alias.c (get_alias_set): Remove special handling of SFTs.
17596 * print-tree.c (print_node): Remove handling of SFTs.
17597 * tree-dump.c (dequeue_and_dump): Likewise.
17598 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
17599 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
17600 * tree-predcom.c (set_alias_info): Do not set subvars.
17601 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
17602 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
17603 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
17604 (add_vars_for_offset): Remove.
17605 (add_virtual_operand): Remove special handling of SFTs.
17606 (add_call_clobber_ops): Likewise.
17607 (add_call_read_ops): Likewise.
17608 (get_asm_expr_operands): Likewise.
17609 (get_modify_stmt_operands): Likewise.
17610 (get_expr_operands): Likewise.
17611 (add_to_addressable_set): Likewise.
17612 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
17613 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
17614 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
17615 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
17616 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
17617 (tree_node_structure): Likewise.
17618 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
17620 (find_what_p_points_to): Likewise.
17622 2008-05-08 Sa Liu <saliu@de.ibm.com>
17624 * config/spu/spu.md: Fixed subti3 pattern.
17626 2008-05-08 Richard Guenther <rguenther@suse.de>
17628 PR middle-end/36154
17629 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
17630 sure to create a representative for trailing arrays for PTA.
17632 2008-05-08 Richard Guenther <rguenther@suse.de>
17634 PR middle-end/36172
17635 * fold-const.c (operand_equal_p): Two objects which types
17636 differ in pointerness are not equal.
17638 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17640 * calls.c (compute_argument_block_size): Add argument tree fndecl.
17641 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
17642 (emit_library_call_value_1): Add new variable fndecl initialized by
17643 NULL_TREE. It should be the decl type of orgfun, but this information
17644 seems not to be available here, so it uses the default calling abi.
17645 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
17646 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
17647 by TARGET_RETURN_IN_MEMORY.
17648 * config/i386/i386-interix.h: Likewise.
17649 * config/i386/i386.h: Likewise.
17650 * config/i386/i386elf.h: Likewise.
17651 * config/i386/ptx4-i.h: Likewise.
17652 * config/i386/sol2-10.h: Likewise.
17653 * config/i386/sysv4.h: Likewise.
17654 * config/i386/vx-common.h: Likewise.
17655 * config/cris/cris.h: Removed #if 0 clause.
17656 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
17657 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
17659 (ix86_sol10_return_in_memory): Likewise.
17660 (ix86_i386elf_return_in_memory): New.
17661 (ix86_i386interix_return_in_memory): New.
17662 * config/mt/mt-protos.h (mt_return_in_memory): New.
17663 * config/mt/mt.c: Likewise.
17664 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17665 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
17666 * config/bfin/bfin.h: Likewise.
17667 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
17669 * config/bfin/bfin.c: Likewise.
17670 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17671 * config/alpha/unicosmk.h: Likewise.
17672 * config/i386/cygming.h: Likewise.
17673 * config/iq2000/iq2000.h: Likewise.
17674 * config/mips/mips.h: Likewise.
17675 * config/mn10300/mn10300.h: Likewise.
17676 * config/rs6000/rs6000.h: Likewise.
17677 * config/score/score.h: Likewise.
17678 * config/spu/spu.h: Likewise.
17679 * config/v850/v850.h: Likewise.
17680 * defaults.h: Likewise.
17681 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
17682 * expr.c (emit_block_move): Adjust use of
17683 OUTGOING_REG_PARM_STACK_SPACE.
17684 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
17685 OUTGOING_REG_PARM_STACK_SPACE.
17686 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
17688 2008-05-08 Jakub Jelinek <jakub@redhat.com>
17690 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
17691 on OMP_RETURN for OMP_FOR.
17694 * dwarf2out.c (dw_expand_expr, common_check): Removed.
17695 (fortran_common): New function.
17696 (gen_variable_die): Call fortran_common instead of common_check,
17697 adjust for it returning tree instead of rtx. Formatting.
17699 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17703 * see.c (see_copy_insn): Copy new pure const attributes for new call.
17704 * c-decl.c (merge_decls): Ditto.
17705 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
17706 to RTL_CONST_OR_PURE_CALL_P.
17707 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
17708 Initialized DECL_LOOPING_CONST_PURE.
17709 (process_call_operands): Set tree_side_effects properly.
17710 * tree.h (TREE_READONLY_DECL_P): Removed.
17711 (DECL_IS_PURE): Renamed to DECL_PURE_P.
17712 (DECL_LOOPING_OR_CONST_P): New macro.
17713 (struct tree_function_decl): Added looping_const_or_pure_p.
17714 (ECF_*) Renumbered.
17715 (ECF_LOOPING_OR_CONST_P): New macro.
17716 * rtlanal.c (pure_const_p): Removed.
17717 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
17718 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
17719 to RTL_CONST_CALL_P.
17720 * ipa-pure-const.c (pure_const_state_e): Added looping field.
17721 (check_decl, check_tree, check_call, scan_function): Initialize
17723 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
17724 (static_execute): Set looping true for recursive functions.
17725 Undo setting state to IPA_NEITHER for recursive functions.
17726 * cse.c (cse_insn):
17727 * ifcvt.c (noce_can_store_speculate_p): Changed
17728 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
17729 RTL_CONST_OR_PURE_CALL_P.
17730 * dse.c (scan_insn): Ditto.
17731 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
17732 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
17733 RTL_CONST_OR_PURE_CALL_P.
17734 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
17735 pure_call_p to RTL_CONST_CALL_P.
17736 * gimplify.c (gimplify_call_expr): Clear side effects for
17737 non-looping pure and constant calls.
17738 * calls.c (emit_call_1): Set rtl flags from ecf flags.
17739 (flags_from_decl_or_type): Set ecf flags from decl flags.
17740 (initialize_argument_information): Turn off
17741 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
17742 Change const to pure if callee_copies is true rather than just
17744 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
17745 way of marking pure calls.
17746 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
17747 Remove hack that was supposed to fix pr7335 and remove old
17748 way of marking pure calls.
17749 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
17750 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
17751 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
17752 RTL_CONST_OR_PURE_CALL_P.
17753 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
17754 * loop-invariant.c (find_exits, find_invariant_bb): Changed
17755 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
17756 * sched-deps.c (schedule_analyze): Ditto.
17757 * rtl.h (struct rtx_def): Use call field, unchanging field, and
17758 return_val field of calls to represent pure and const function info.
17759 (CONST_OR_PURE_CALL_P): Deleted macro.
17760 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17761 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
17762 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
17764 * tree-optimize.c (execute_fixup_cfg): Added test for
17765 ECF_LOOPING_CONST_OR_PURE.
17766 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
17768 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
17769 effects for looping pure or const calls.
17770 (verify_gimple_expr): Added verification code.
17771 * config/alpha/alpha.c (alpha_legitimize_address,
17772 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
17774 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
17775 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
17776 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
17777 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
17778 RTL_CONST_OR_PURE_CALL_P.
17779 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
17780 and const calls to be deleted.
17782 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17785 * config/i386/mmx.md (mmx_subv2sf3): New expander.
17786 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
17787 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
17788 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17789 to handle nonimmediate operands.
17790 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
17791 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
17792 to handle nonimmediate operands.
17793 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
17794 (mmx_pmulhrwv4hi3): New expander. Use
17795 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17796 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
17797 (sse2_umulv1siv1di3): New expander. Use
17798 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17799 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
17800 (mmx_eq<mode>3): New expander. Use
17801 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17802 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
17803 (mmx_uavgv8qi3): New expander. Use
17804 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17805 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
17806 (mmx_uavgv4hi3): New expander. Use
17807 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17809 * config/i386/sse.md
17810 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
17811 to handle nonimmediate operands.
17812 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
17813 to handle nonimmediate operands.
17814 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
17815 to handle nonimmediate operands.
17816 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
17817 to handle nonimmediate operands.
17818 (sse2_unpckhpd_exp): New expander. Use
17819 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17820 (sse2_unpcklpd_exp): New expander. Use
17821 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17822 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
17823 to handle nonimmediate operands.
17824 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
17825 to handle nonimmediate operands.
17826 (*sse2_<plusminus_insn><mode>3): Rename from
17827 sse2_<plusminus_insn><mode>3 insn pattern.
17828 (sse2_<plusminus_insn><mode>3): New expander. Use
17829 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17830 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
17831 (sse2_umulv2siv2di3): New expander. Use
17832 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17833 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
17834 (sse4_1_mulv2siv2di3): New expander. Use
17835 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17836 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
17837 (sse2_pmaddwd): New expander. Use
17838 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17839 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
17840 (sse2_eq<mode>3): New expander. Use
17841 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17842 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
17843 (sse4_1_eqv2di3): New expander. Use
17844 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17845 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17846 (sse2_uavgv16qi3): New expander. Use
17847 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17848 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17849 (sse2_uavgv16qi3): New expander. Use
17850 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17851 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
17852 (sse2_uavgv8hi3): New expander. Use
17853 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17854 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
17855 (ssse3_pmulhrswv8hi3): New expander. Use
17856 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17857 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
17858 (ssse3_pmulhrswv4hi3): New expander. Use
17859 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17861 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
17862 (<sse>_vmmul<mode>3): Ditto.
17863 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
17865 (ssse3_pmaddubsw128): Use register_operand for operand 1.
17866 (ssse3_pmaddubsw): Ditto.
17868 * config/i386/i386.c (struct_builtin_description)
17869 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
17870 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
17871 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
17872 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
17873 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
17874 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
17875 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
17876 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
17877 (ix86_fixup_binary_operands): Assert that src1
17878 and src2 must have the same mode when swapped.
17879 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
17880 and ix86_binary_operator_ok. Do not force operands in registers
17883 2008-05-07 Jan Hubicka <jh@suse.cz>
17885 * cgraph.c (dump_cgraph_node): Update.
17886 * cgraph.h (cgraph_local_info): Break out inline summary.
17887 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
17889 * ipa-inline (inline_summary): New accestor function.
17890 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
17891 cgraph_decide_inlining, compute_inline_parameters): Update.
17892 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
17894 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
17896 Cleanup ColdFire scheduling support and add V4 pipeline model.
17898 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
17899 (define_attr cpu): Add cfv4 value.
17900 (define_attr type, define_attr type1): Merge into a single 'type'
17901 attribute. Update all uses.
17902 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
17903 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
17905 (define_attr opx_mem, define_attr opy_mem): Remove.
17906 (define_attr op_mem): Clean up, update comment.
17907 (define_attr size): Use specific values instead of general int.
17908 (define_attr guess, define_attr split): Remove. Update all uses.
17909 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
17910 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
17911 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
17912 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
17913 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
17914 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
17915 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
17916 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
17917 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
17918 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
17919 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
17920 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
17921 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
17922 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
17923 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
17924 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
17925 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
17926 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
17927 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
17928 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
17929 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
17930 Update or set attributes.
17931 (stack_tie): New fake instruction.
17933 * config/m68k/m68k.h (TUNE_CFV4): New macro.
17934 (m68k_sched_attr_size): Update declaration.
17935 (m68k_sched_attr_type2): Remove.
17936 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
17937 Declare new bypass predicates.
17939 * config/m68k/m68k.c (m68k_sched_issue_rate,
17940 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
17942 (TARGET_SCHED_ISSUE_RATE,
17943 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
17944 (override_options): Handle scheduling for ColdFire V4 core.
17945 (m68k_expand_prologue): Emit stack_tie.
17946 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
17947 'OP_TYPE_FPN'. Update all uses.
17948 (sched_guess_p): Remove.
17949 (sched_address_type): Handle symbolic addresses.
17950 (sched_get_operand): New static function.
17951 (sched_operand_type): Merge into sched_attr_op_type.
17952 (sched_attr_op_type): Handle FP registers, handle quick constants,
17954 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
17955 (m68k_sched_attr_size): Update. Move logic to ...
17956 (sched_get_attr_size_int): New static function.
17957 (sched_get_opxy_mem_type): New static function.
17958 (m68k_sched_attr_op_mem): Update.
17959 (m68k_sched_attr_type2): Remove.
17960 (sched_cfv4_bypass_data): New static variable.
17961 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
17962 (m68k_sched_issue_rate): Implement scheduler hook.
17963 (struct _sched_ib: enabled_p): New field.
17964 (m68k_sched_variable_issue): Update. Handle V4.
17965 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
17966 sched_dump_class_func_t, sched_dump_split_class,
17967 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
17968 sched_dump_dfa_class, m68k_sched_dump): Remove.
17969 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
17971 (m68k_sched_init_global): Remove statisctics dumping, introduce
17972 sanity check that all instructions have pipeline reservations. Handle
17974 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17975 Handle ColdFire V4 core.
17976 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
17977 New static functions.
17978 (m68k_sched_address_bypass_p): New bypass predicate.
17979 (sched_get_indexed_address_scale): New static function.
17980 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
17982 * cf.md: Update comments.
17983 (define_attr type2): Remove. Use 'type' attribute instead.
17985 (cf_ib): Rename to cfv123_ib. Update all uses.
17986 (cf_oep): Rename to cfv123_oep. Update all uses.
17987 (cf_chr): Rename to cfv123_chr. Update all uses.
17988 (cf_mem): Rename to cfv123_mem. Update all uses.
17989 (cf_mac): Move to more appropriate place.
17990 (cfv123_guess): New automaton and cpu_unit.
17991 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
17992 Update uses of 'size' attribute. Handle before reload scheduling.
17993 (cfv123_guess): New dummy reservation for unhandled instructions.
17994 (cfv4_*): Pipeline description of ColdFire V4 core.
17995 (ignore): New reservation to handle 'ignore' type.
17997 2008-05-07 Ian Lance Taylor <iant@google.com>
17999 PR middle-end/36013
18000 * gimplify.c (find_single_pointer_decl_1): Don't look through
18002 (find_single_pointer_decl): Adjust comments.
18004 2008-05-07 Jakub Jelinek <jakub@redhat.com>
18006 PR middle-end/36137
18007 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
18008 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
18010 PR middle-end/36106
18011 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
18012 integral type rather than floating point, then VIEW_CONVERT_EXPR
18013 to the floating point type.
18015 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18017 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
18018 TFmode op0 to register.
18020 2008-05-07 Alan Modra <amodra@bigpond.net.au>
18022 * c-decl.c (grokdeclarator): Comment typo.
18024 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
18026 * tree-flow.h: Remove prototype for computed_goto_p.
18027 * tree-cfg.c (computed_goto_p): Make static.
18029 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
18032 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
18033 (contains_aligned_value_p): This. Handle _Decimal128.
18034 (ix86_function_arg_boundary): Only align _Decimal128 to its
18035 natural boundary and handle it properly.
18037 2008-05-06 Martin Jambor <mjambor@suse.cz>
18039 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
18040 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
18041 (ipcp_method_set_orig_node): Removed.
18042 (ipcp_cval_get_cvalue_type): Removed.
18043 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
18044 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
18045 (ipcp_cval_set_cvalue_type): Removed.
18046 (ipcp_cval_get_cvalue): Removed.
18047 (ipcp_cval_set_cvalue): Removed.
18048 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
18049 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
18050 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
18051 (ipcp_cval_meet): Renamed to ipa_lattice_meet
18052 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
18053 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
18054 (ipcp_get_ith_lattice): Changed parameters.
18055 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
18056 (ipcp_lattice_from_jfunc): Changed parameters.
18057 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
18058 (ipcp_method_cval_print): Added temporary variable info.
18059 (ipcp_redirect): Removed already unused local variable caller.
18060 (ipcp_redirect): New temporary variable orig_callee_info
18061 (ipcp_redirect): Removed newly unused local variable callee.
18062 (ipcp_redirect): Removed (a bit confusing) local variable type.
18063 (ipcp_insert_stage): Added local variable info.
18064 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
18066 (ipcp_formal_create): Removed.
18067 (ipcp_method_cval_set): Removed.
18068 (ipcp_propagate_stage): Renamed lattice variables.
18069 (ipcp_method_cval_set_cvalue_type): Removed.
18070 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
18071 (ipcp_print_all_lattices): Changed printed strings to refer to
18072 lattices rather than cvals.
18073 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
18074 (ipcp_propagate_const): Changed formal parameters.
18075 (build_const_val): Changed formal parameters.
18076 (ipcp_insert_stage): Removed useless variable cvalue
18077 (build_const_val): Changed formal parameters.
18078 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
18079 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
18080 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
18081 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
18082 (ipcp_print_func_profile_counts): Changed string from "method" to
18084 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
18085 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
18086 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
18087 (ipcp_structures_print): Renamed to ipcp_print_all_structures
18088 (ipcp_profile_print): Renamed to ipcp_print_profile_data
18089 (ipcp_lat_is_const): Changed parameters and made inline.
18090 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
18091 (ipcp_redirect): Renamed to ipcp_need_redirect_p
18092 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
18093 the predicate condition directly
18094 (ipcp_propagate_stage): Added local variable args. Removed local
18095 variable callee. (Both are mere code simplifications.)
18096 (ipcp_method_dont_insert_const): Renamed to
18097 ipcp_node_not_modifiable_p.
18098 (ipcp_node_not_modifiable_p): Made inline.
18099 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
18100 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
18101 (ipcp_print_all_lattices): Removed variable cvalue
18102 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
18105 2008-05-06 Olivier Hainque <hainque@adacore.com>
18107 * tree-sra.c (try_instantiate_multiple_fields): Early return
18108 if field has POINTER_TYPE.
18110 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
18112 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
18113 by using 'q' specifier for instruction.
18114 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
18116 2008-05-06 Anatoly Sokolov <aesok@post.ru>
18118 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18119 Change mode of zero_extract from QImode to HImode.
18120 (sign bit tests peepholes): (Ditto.).
18122 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
18124 * config/i386/mmx.md: Remove double backslashes from asm templates.
18125 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
18126 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18127 to handle nonimmediate operands.
18128 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
18129 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18130 to handle nonimmediate operands.
18131 (*mmx_<code>v2sf3_finite): New insn pattern.
18132 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
18133 (mmx_<code>v2sf3): New expander. Use
18134 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18135 (mmx_<plusminus_insn><mode>3): New expander. Use
18136 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18137 (*mmx_<plusminus_insn><mode>3): New insn pattern.
18138 (mmx_add<mode>3): Removed.
18139 (mmx_ssadd<mode>3): Ditto.
18140 (mmx_usadd<mode>3): Ditto.
18141 (mmx_sub<mode>3): Ditto.
18142 (mmx_sssub<mode>3): Ditto.
18143 (mmx_ussub<mode>3): Ditto.
18144 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
18145 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
18146 to handle nonimmediate operands.
18147 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
18149 (mmx_smulv4hi3_highpart): New expander. Use
18150 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18151 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
18153 (mmx_umulv4hi3_highpart): New expander. Use
18154 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18155 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
18156 (mmx_<code>v4hi3): New expander. Use
18157 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18158 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
18159 (mmx_<code>v8qi3): New expander. Use
18160 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18161 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
18162 (mmx_<code><mode>3): New expander. Use
18163 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18165 2008-05-05 Jan Hubicka <jh@suse.cz>
18167 PR tree-optimization/36118
18168 * passes.c (pass_init_dump_file): Fix dump header.
18170 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18172 PR middle-end/36141
18173 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
18174 VCE for function decls.
18176 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18178 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
18180 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18182 * config/i386/i386.md (sat_plusminus): New.
18183 (plusminus_insn): Likewise.
18184 (plusminus_mnemonic): Likewise.
18186 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
18187 (*<addsub><mode>3_cc_overflow): Renamed to ...
18188 (*<plusminus_insn><mode>3_cc_overflow): This.
18189 (*<addsub>si3_zext_cc_overflow): Renamed to ...
18190 (*<plusminus_insn>si3_zext_cc_overflow): This.
18192 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
18193 (<plusminus_insn><mode>3): This.
18194 (*<addsub><mode>3): Renamed to ...
18195 (*<plusminus_insn><mode>3): This.
18196 (<sse>_vm<addsub><mode>3): Renamed to ...
18197 (<sse>_vm<plusminus_insn><mode>3): This.
18198 (sse3_h<addsub>v4sf3): Renamed to ...
18199 (sse3_h<plusminus_insn>v4sf3): This.
18200 (sse3_h<addsub>v2df3): Renamed to ...
18201 (sse3_h<plusminus_insn>v2df3): This.
18202 (<plusminus_insn><mode>3): New.
18203 (*<plusminus_insn><mode>3): Likewise.
18204 (sse2_<plusminus_insn><mode>3): Likewise.
18205 (add<mode>): Removed.
18206 (*add<mode>3): Likewise.
18207 (sse2_ssadd<mode>3): Likewise.
18208 (sse2_usadd<mode>3): Likewise.
18209 (sub<mode>3): Likewise.
18210 (*sub<mode>3): Likewise.
18211 (sse2_sssub<mode>3): Likewise.
18212 (sse2_ussub<mode>3): Likewise.
18214 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
18216 * gthr-single.h: Add in required interface elements as per gthr.h.
18217 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
18218 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
18219 Generalize UNUSED macro.
18220 (__gthread_once): Add.
18221 (__gthread_key_create): Add.
18222 (__gthread_key_delete): Add.
18223 (__gthread_getspecific): Add.
18224 (__gthread_setspecific): Add.
18226 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
18228 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
18229 the same size types for the indirect reference on the rhs, then
18232 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
18234 * config/i386/i386.md
18235 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
18236 one insn template instead of template series.
18237 (*xordi_1_rex64): Ditto.
18238 (*xordi_2_rex64): Ditto.
18240 2008-05-05 Ira Rosen <irar@il.ibm.com>
18242 PR tree-optimization/36119
18243 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
18246 2008-06-04 Jan Hubicka <jh@suse.cz>
18248 tree-optimization/36100
18249 * tree-pass.h (pass_O0_always_inline): Declare.
18250 * ipa-inline.c (inline_transform): Remove dead code.
18251 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
18252 pass_O0_always_inline): New.
18253 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
18255 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
18257 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
18258 mnemonic in this_param move for TARGET_64BIT.
18260 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
18262 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
18263 (*strmovsi_rex_1): Ditto.
18264 (*strsetsi_1): Ditto.
18265 (*strsetsi_rex_1): Ditto.
18267 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
18268 adddicc expanders using SWI mode iterator.
18270 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
18273 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
18276 2008-05-04 David S. Miller <davem@davemloft.net>
18278 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
18279 (sparc*-*-linux*): Use linux.h in tm_file.
18280 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
18281 compiler defaulting to 32-bit.
18282 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
18284 * config/sparc/linux.h: Remove definitions now obtained
18285 properly from linux.h
18286 * config/sparc/linux64.h: Likewise.
18287 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
18288 don't want this setting for 32-bit builds in a biarch compiler.
18289 * doc/install.texi: Add sparc-linux to list of targets
18290 supporting --enable-targets=all.
18292 2008-05-03 Andrew Pinski <pinskia@gmail.com>
18294 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
18296 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
18298 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
18299 after V4SI_FTYPE_V8HI.
18300 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
18301 case V4SI_FTYPE_V2DF.
18303 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
18305 * doc/invoke.texi (max-flow-memory-locations): Removed.
18306 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
18308 2008-05-03 Richard Guenther <rguenther@suse.de>
18310 PR middle-end/34973
18311 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
18313 2008-05-02 David S. Miller <davem@davemloft.net>
18315 * config.gcc (need_64bit_hwint): Document libcpp dependency.
18317 2008-05-02 Simon Baldwin <simonb@google.com>
18320 * c-common.h (warn_array_subscript_range): Removed.
18321 * c-common.c (warn_array_subscript_range): Ditto.
18322 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
18323 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
18325 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18327 * config/i386/i386.c (ix86_special_builtin_type): New.
18328 (bdesc_special_args): Likewise.
18329 (ix86_expand_special_args_builtin): Likewise.
18330 (ix86_init_mmx_sse_builtins): Updated.
18331 (ix86_expand_builtin): Updated.
18332 (ix86_expand_store_builtin): Removed.
18333 (ix86_expand_unop_builtin): Likewise.
18335 * config/i386/mm3dnow.h (__v2sf): Moved to ...
18336 * config/i386/mmintrin.h (__v2sf): Here.
18338 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
18340 (_mm_loadl_pi): Likewise.
18341 (_mm_storeh_pi): Replace __v2si with __v2sf.
18342 (_mm_storel_pi): Likewise.
18344 * doc/extend.texi: Correct __builtin_ia32_loadhps,
18345 __builtin_ia32_loadlps, __builtin_ia32_storehps,
18346 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
18347 __builtin_ia32_loadlpd.
18349 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18351 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
18352 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
18353 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
18354 (ix86_init_mmx_sse_builtins): Updated.
18355 (ix86_expand_args_builtin): Likewise.
18356 (ix86_expand_builtin): Likewise.
18357 (ix86_expand_unop1_builtin): Renamed to ...
18358 (ix86_expand_unop_vec_merge_builtin): This.
18360 2008-05-01 Jan Hubicka <jh@suse.cz>
18363 * ipa-inline.c (inline_generate_summary): Make static.
18364 (inline_transform): Do not call inlining at -O0; make static.
18365 * passes.c (execute_todo): Add sanity check.
18366 (execute_one_ipa_transform_pass): Execute proper flags.
18368 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
18370 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
18371 (DECL_NONADDRESSABLE_P): Likewise.
18372 * alias.c (record_component_aliases): Fix comment.
18374 2008-05-01 Simon Baldwin <simonb@google.com>
18376 * c-common.h (warn_array_subscript_range): New function.
18377 * c-common.c (warn_array_subscript_range): Ditto.
18378 * tree-vrp.c (check_array_ref): Corrected code to agree with
18379 comment, ignoring only arrays of size 0 or size 1.
18380 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
18382 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18384 * config/i386/i386.c (ix86_builtin_type): Replace
18385 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
18386 (bdesc_args): Updated.
18387 (ix86_init_mmx_sse_builtins): Likewise.
18388 (ix86_expand_args_builtin): Likewise.
18390 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
18393 * doc/extend.texi: Correct __builtin_ia32_palignr.
18395 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18398 * config/i386/i386.c (bdesc_crc32): Removed.
18399 (ix86_expand_crc32): Likewise.
18400 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
18401 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
18402 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
18403 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
18404 UINT_FTYPE_UINT_UCHAR.
18405 (bdesc_args): Updated. Add crc32 builtins.
18406 (ix86_init_mmx_sse_builtins): Updated.
18407 (ix86_expand_args_builtin): Updated to support subreg.
18409 * doc/extend.texi: Correct __builtin_ia32_crc32di.
18411 2008-05-01 Jan Hubicka <jh@suse.cz>
18413 * tree-pass.h (opt_pass): Add IPA_PASS.
18414 (varpool_node, cgraph_node): Forward declare.
18415 (ipa_opt_pass): Define.
18416 (pass_ipa_inline): Turn into ipa_opt_pass.
18417 (pass_apply_inline): Remove.
18418 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
18419 (apply_inline): Turn into ....
18420 (inline_transform): ... this one.
18421 (inline_generate_summary): New function.
18422 (pass_apply_inline): Remove.
18423 * function.h (ipa_opt_pass): Forward declare structure; typedef;
18425 (struct function): Add ipa_transforms_to_apply.
18426 * passes.c (register_one_dump_file): Work on IPA_PASS.
18427 (init_optimization_passes): Remove pass_inline_parameters and
18429 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
18430 (execute_one_pass) ... here; apply transforms when possible.
18431 (add_ipa_transform_pass, execute_ipa_summary_asses,
18432 execute_one_ipa_transform_pass): New.
18433 (execute_ipa_pass_list): Update for IPA_PASS type.
18435 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18437 * config/i386/i386.c (ix86_builtin_type): Add
18438 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
18439 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
18440 (bdesc_args): Add SSE4a builtins.
18441 (ix86_init_mmx_sse_builtins): Updated.
18442 (ix86_expand_args_builtin): Likewise.
18443 (ix86_expand_builtin): Likewise.
18445 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18447 * config/i386/i386.c (ix86_builtin_type): Add
18448 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
18449 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
18450 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
18451 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
18452 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
18453 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
18454 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
18455 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
18456 and DI_FTYPE_DI_DI_INT.
18457 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
18458 (ix86_init_mmx_sse_builtins): Updated.
18459 (ix86_expand_args_builtin): Likewise.
18460 (ix86_expand_builtin): Likewise.
18461 (ix86_expand_binop_imm_builtin): Removed.
18463 * doc/extend.texi: Correct __builtin_ia32_palignr128.
18465 2008-04-30 Richard Guenther <rguenther@suse.de>
18467 PR tree-optimization/32921
18468 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
18470 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
18472 * config/arm/arm.c (arm_unwind_emit): Use
18473 crtl->all_throwers_are_sibcalls instead of
18474 cfun->all_throwers_are_sibcalls.
18475 (arm_output_fn_unwind): Likewise.
18476 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
18477 instead of cfun->uses_pic_offset_table.
18478 (frv_expand_prologue): Likewise.
18479 (frv_frame_pointer_required): Likewise.
18480 (frv_expand_fdpic_call): Likewise.
18481 (frv_emit_movsi): Likewise.
18482 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
18483 cfun->returns_pcc_struct instead of
18484 current_function_returns_pcc_struct.
18485 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
18486 instead of cfun->calls_eh_return.
18487 (m32c_pushm_popm): Likewise.
18488 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
18489 "extern" declaration.
18491 2008-04-30 Richard Guenther <rguenther@suse.de>
18493 PR tree-optimization/21636
18494 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
18496 (evaluate_stmt): Print the likely value.
18497 (ccp_visit_stmt): Avoid excessive vertical spacing.
18499 2008-04-30 Rafael Espíndola <espindola@google.com>
18501 * builtins.c (fold_call_expr): Return realret.
18502 * tree-ssa-threadedge.c
18503 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18504 __builtin_object_size.
18506 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
18508 * gcc.c (wrapper_string): New variable.
18509 (insert_wrapper): New function.
18510 (execute): New option -wrapper.
18511 * doc/invoke.texi (Overall Options): New driver option -wrapper.
18513 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
18515 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
18516 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
18517 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
18519 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
18520 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
18521 config/rs6000/e500crtres64gprctr.asm,
18522 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
18523 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
18524 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
18525 config/rs6000/e500crtsav64gprctr.asm,
18526 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
18527 config/rs6000/e500crtsavg64gprctr.asm: New files.
18528 * config/rs6000/t-ppccomm: Add build rules for new files.
18529 (LIB2FUNCS_STATIC_EXTRA): Add new files.
18530 * config/rs6000/t-netbsd: Add build rules for new files.
18531 (LIB2FUNCS_STATIC_EXTRA): New variable.
18532 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
18533 (CRTSAVRES_DEFAULT_SPEC): Likewise.
18534 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
18536 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
18538 * config/i386/i386.c (ix86_builtin_type): Add
18539 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
18540 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
18541 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
18542 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
18543 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
18544 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
18545 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
18546 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
18547 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
18548 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
18549 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
18550 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
18551 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
18552 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
18553 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
18554 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
18555 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
18556 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
18557 V1DI_FTYPE_V2SI_V2SI.
18558 (bdesc_2arg): Moved to ...
18559 (bdesc_args): Here.
18560 (ix86_init_mmx_sse_builtins): Updated.
18561 (ix86_expand_args_builtin): Updated. Take a pointer
18562 to const struct builtin_description. Handle comparison
18564 (ix86_expand_sse_compare): Take a new argument for swapping operands.
18565 (ix86_expand_builtin): Updated.
18567 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
18568 (ssse3_pmaddubsw128): This.
18569 (ssse3_pmaddubswv4hi3): Renamed to ...
18570 (ssse3_pmaddubsw): This.
18572 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
18573 (__builtin_ia32_packssdw128): Likewise.
18574 (__builtin_ia32_packuswb128): Likewise.
18575 (__builtin_ia32_pmaddubsw): Likewise.
18576 (__builtin_ia32_pmaddubsw128): Likewise.
18578 2008-04-30 Richard Guenther <rguenther@suse.de>
18580 PR tree-optimization/14847
18581 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
18582 (recognize_bits_test): Use it.
18583 (recognize_single_bit_test): Likewise.
18585 2008-04-30 Martin Jambor <mjambor@suse.cz>
18587 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
18588 instead of setting number of formal parameters to zero.
18589 (ipcp_init_stage): Do not set the number of actual parameters to zero
18591 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
18592 which are called with variable number of arguments.
18593 (ipcp_insert_stage): Explicitely skipping all nodes which are
18594 called with variable number of arguments.
18595 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
18596 number of parameters.
18598 * ipa-prop.h (struct ipa_node_params): Added flag
18599 called_with_var_arguments
18600 (ipa_set_param_count): Added. Changed sole setter to use it.
18601 (ipa_get_param_count): Added. All readers of param_count
18602 converted to use it instead.
18603 (ipa_set_called_with_variable_arg): Added.
18604 (ipa_is_called_with_var_arguments): Added.
18605 (ipa_get_ith_param): Added. All readers of param_decls converted
18607 (ipa_set_cs_argument_count): Added, sole writer to argument_count
18609 (ipa_get_cs_argument_count): Added, all readers of argument_count
18611 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
18614 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
18615 (struct ipcp_lattice): Renamed cval_type to type
18616 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
18618 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
18619 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
18620 (ipcp_insert_stage): Changed the type of variable cvalue to tree
18621 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
18622 (build_const_val): Changed the type of parameter cvalue to tree
18623 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
18624 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
18626 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
18629 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
18630 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
18631 (ipa_add_method): Renamed to ipa_push_func_to_list
18632 (ipa_remove_method): Renamed to ipa_pop_func_from_list
18633 (ipa_callsite_param_count): Removed.
18634 (ipa_callsite_param_count_set): Removed.
18635 (ipa_callsite_param): Removed.
18636 (ipa_callsite_callee): Removed.
18637 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
18638 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
18639 (ipa_method_formal_count): Removed.
18640 (ipa_method_formal_count_set): Removed.
18641 (ipa_method_get_tree): Removed.
18642 (ipa_method_tree_map_create): Removed.
18643 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
18644 (ipa_create_param_decls_array): Creates the array itself
18645 (ipa_create_param_decls_array): Temporary variable info instead of
18646 a few dereferences.
18647 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
18648 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
18649 (get_type): Removed.
18650 (ipa_jf_get_info_type): Removed.
18651 (ipa_node_create): Renamed to ipa_create_node_params
18652 (ipa_free): Renamed to ipa_free_all_node_params
18653 (ipa_nodes_create): Renamed to ipa_create_all_node_params
18654 (ipa_edges_create): Renamed to ipa_create_all_edge_args
18655 (ipa_edges_free): Renamed to ipa_free_all_edge_args
18656 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
18657 (ipa_free_all_node_params): Deallocation to jump_functions moved to
18658 ipa_free_all_edge_args
18659 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
18660 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
18661 (ipa_create_methodlist_node): Removed.
18662 (ipa_methodlist_method): Removed.
18663 (ipa_methodlist_method_set): Removed.
18664 (ipa_methodlist_next_method): Removed.
18665 (ipa_methodlist_next_method_set): Removed.
18666 (ipa_method_is_modified): Removed.
18667 (ipa_method_modify_create): Removed.
18668 (ipa_method_modify_init): Temporary variable info instead of a few
18670 (ipa_detect_param_modifications): Temporary variable info instead of
18671 a few dereferences.
18672 (ipa_compute_jump_functions): Temporary variable info instead of
18673 a few dereferences.
18674 (ipa_method_modify_set): Removed.
18675 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
18676 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
18677 than craph_node as the first parameter.
18678 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
18679 (ipa_method_modify_init): Removed.
18680 (ipa_compute_jump_functions): Added a temp variable instead of
18681 repeatadly dereferencing the cgraph_edge.aux pointer
18682 (ipa_callsite_param_set_type): Removed.
18683 (ipa_compute_jump_functions): i renamed to index and moved to
18685 (ipa_callsite_param_set_info_type_formal): Removed.
18686 (ipa_callsite_param_set_info_type): Removed.
18687 (ipa_callsite_param_map_create): Removed.
18688 (ipa_callsite_tree): Removed.
18689 (ipa_callsite_caller): Removed.
18690 (ipa_pop_func_from_list): return_method removed to return_func
18692 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
18693 prefixed all values with IPA_. Changed all users.
18694 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
18695 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
18696 and FORMAL_IPATYPE IPA_PASS_THROUGH.
18697 (union parameter_info): Renamed to jump_func_value.
18698 (union jump_func_value): Renamed value to constant
18699 (struct ipa_jump_func): Renamed info_type to value
18700 (struct ipa_node): Renamed to ipa_node_params
18701 (struct ipa_node_params): Renamed ipa_arg_num to param_count
18702 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
18703 (struct ipa_node_params): Renamed ipa_mod to modified_flags
18704 (struct ipa_edge): Renamed to ipa_edge_args
18705 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
18706 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
18707 (struct ipa_methodlist): Renamed to ipa_func_list
18708 (struct ipa_func_list): method_p renamed to node, next_method
18710 (ipa_methodlist_p): Removed, switched all users to struct pointer
18711 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
18713 2008-04-30 Alan Modra <amodra@bigpond.net.au>
18715 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
18716 (rs6000_emit_epilogue): Use backchain to restore only when we
18717 have a large frame. Make use of frame pointer to restore if we
18718 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
18720 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
18722 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18723 Add mode to zero_extract.
18724 (sign bit tests peepholes): (Ditto.).
18726 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
18728 * config/i386/i386.c (ix86_builtins): Replace Prescott New
18729 Instructions in comments with SSE3.
18730 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
18731 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
18732 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
18733 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
18734 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
18735 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
18736 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
18737 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
18738 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
18739 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
18740 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
18741 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
18742 (bdesc_sse_args): Renamed to ...
18743 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
18744 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
18745 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
18746 IX86_BUILTIN_FABSQ.
18747 (bdesc_1arg): Moved to ...
18748 (bdesc_args): Here.
18749 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
18750 Instructions in comments with SSE3.
18751 (ix86_expand_sse_operands_builtin): Renamed to ...
18752 (ix86_expand_args_builtin): This. Updated.
18753 (ix86_expand_unop1_builtin): Update comments.
18754 (ix86_expand_builtin): Updated.
18756 2008-04-29 Richard Guenther <rguenther@suse.de>
18758 PR tree-optimization/36078
18759 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
18760 Update virtual SSA form after cleaning up the CFG.
18762 2008-04-29 Richard Guenther <rguenther@suse.de>
18764 PR middle-end/15255
18765 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
18767 2008-04-29 Richard Guenther <rguenther@suse.de>
18769 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
18770 (compute_may_aliases): Do not call finalize_ref_all_pointers.
18771 (compute_flow_insensitive_aliasing): Do not treat
18772 PTR_IS_REF_ALL pointers special.
18773 (get_smt_for): Likewise.
18774 (may_alias_p): Re-structure.
18775 (is_escape_site): A ref-all pointer conversion is not an escape site.
18776 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
18777 PTR_IS_REF_ALL pointers special.
18778 * tree-ssa-structalias.h (struct alias_info): Remove
18779 ref_all_symbol_mem_tag field.
18780 (PTR_IS_REF_ALL): Remove.
18782 2008-04-29 Richard Guenther <rguenther@suse.de>
18784 PR middle-end/36077
18785 * fold-const.c (extract_muldiv_1): In combining division constants
18786 make sure to never overflow.
18788 2008-04-29 Nick Clifton <nickc@redhat.com>
18790 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
18792 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18795 * optc-gen.awk: Work around HP-UX/IA awk bug.
18797 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
18799 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
18802 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18805 * config/i386/i386.md
18806 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
18807 Change operand 1 predicate to nonimmediate_operand.
18809 2008-04-28 Jakub Jelinek <jakub@redhat.com>
18812 * dwarf2out.c (struct die_struct): Mark as chain_circular through
18814 * gengtype.c (walk_type, write_func_for_structure): Handle
18816 * doc/gty.texi: Document chain_circular.
18818 2008-04-28 Richard Guenther <rguenther@suse.de>
18820 PR tree-optimization/36066
18821 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
18824 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18827 * config/i386/i386.md
18828 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
18829 Use match_scratch instead of match_operand for operands 3 and 4.
18831 2008-04-27 Richard Guenther <rguenther@suse.de>
18833 PR tree-optimization/18754
18834 PR tree-optimization/34223
18835 * tree-pass.h (pass_complete_unrolli): Declare.
18836 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
18837 loop size before and after unconditionally of UL_NO_GROWTH in effect.
18838 Rewrite loop into loop closed SSA form if it is not already.
18839 (tree_unroll_loops_completely): Re-structure to iterate over
18840 innermost loops with intermediate CFG cleanups.
18841 Unroll outermost loops only if requested or the code does not grow
18843 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
18844 loops are available.
18845 (tree_vectorize): Instead do so here.
18846 (tree_complete_unroll): Also unroll outermost loops.
18847 (tree_complete_unroll_inner): New function.
18848 (gate_tree_complete_unroll_inner): Likewise.
18849 (pass_complete_unrolli): New pass.
18850 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
18851 uses outside of the loop.
18852 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
18853 form if it is available.
18854 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
18855 * passes.c (init_optimization_passes): Schedule complete inner
18856 loop unrolling pass before the first CCP pass after final inlining.
18858 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
18860 * targhooks.h (default_emutls_var_fields,
18861 default_emutls_var_init): Declare.
18862 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
18863 * target.h (struct gcc_target): Add struct emutls member.
18864 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
18865 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
18866 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
18867 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
18868 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
18869 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
18870 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
18871 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
18872 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
18873 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
18874 emit debug information.
18875 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
18876 * varasm.c: Include targhooks.h.
18877 (emutls_object_section, emutls_tmpl_section): New.
18878 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
18879 (EMUTLS_SEPARATOR): New.
18880 (prefix_name): New.
18881 (get_emutls_object_name): New.
18882 (default_emutls_var_fields): New, broken out of ...
18883 (get_emutls_object_type): ... here. Adjust to use target hooks.
18884 (get_emutls_init_templ_addr): Adjust to use target hooks.
18885 (emutls_decl): Adjust to use target hooks.
18886 (emutls_finish): Likewise.
18887 (default_emutls_var_init): New, broken out of ...
18888 (assemble_variable): ... here. Adjust to use target hooks.
18889 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
18890 SECCAT_EMUTLS_TMPL.
18891 * c-common.c (handle_section_attribute): Prevent overriding
18892 sections for emulated tls with special sections.
18893 * config/i386/i386.c (x86_64_elf_select_section): Add
18894 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
18895 (x86_64_elf_unique_section): Likewise.
18896 * config/vxworks.c: Include tree.h.
18897 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
18898 (vxworks_override_options): Set TLS scheme.
18899 * doc/tm.texi (Emulated TLS): New node.
18901 2008-04-26 Simon Baldwin <simonb@google.com>
18904 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
18905 with propagated string constants.
18907 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
18909 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
18910 constraint for operand 2 when operand 0 is memory operand.
18911 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
18912 operand 0 is memory operand.
18913 (fix_trunc<mode>_i387_with_temp): Ditto.
18914 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
18915 operand 2 when operand 1 is memory operand.
18916 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
18917 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
18918 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
18919 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18920 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
18921 operands 2,3 and 4 when operand 1 is memory operand.
18922 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
18924 (fistdi2_floor_with_temp): Ditto.
18925 (fist<mode>2_floor_with_temp): Ditto.
18926 (fistdi2_ceil_with_temp): Ditto.
18927 (fist<mode>2_ceil_with_temp): Ditto.
18928 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
18930 2008-04-26 David Daney <ddaney@avtrex.com>
18932 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
18934 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
18935 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18936 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18937 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
18938 (compare_and_swap_12): New insn.
18939 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
18940 * config/mips/mips.c (mips_force_binary): New function.
18941 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
18942 (mips_expand_compare_and_swap_12): New function.
18943 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
18945 2008-04-25 Jan Hubicka <jh@suse.cz>
18948 * cfgexpand.c (pass_expand): Turn into RTL pass.
18949 * passes.c (execute_one_pass): Do pass typechecking after execution.
18950 * tree-pass.h (pass_expand): Turn into RTL pass.
18952 * function.h (struct rtl_data): Move here fields
18953 accesses_prior_frames, calls_eh_return, saves_all_registers,
18954 has_nonlocal_goto, has_asm_statement, is_thunk,
18955 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
18956 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
18957 arg_pointer_save_area_init from struct function; turn into bool.
18958 (struct function): Move
18959 calls_eh_return, saves_all_registers, has_nonlocal_goto,
18960 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
18961 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
18962 tail_call_emit, arg_pointer_save_area_init
18963 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
18964 (current_function_returns_struct, current_function_returns_pcc_struct,
18965 current_function_calls_setjmp, current_function_calls_alloca,
18966 current_function_accesses_prior_frames,
18967 current_function_calls_eh_return, current_function_is_thunk,
18968 current_function_stdarg, current_function_profile,
18969 current_function_limit_stack, current_function_uses_pic_offset_table,
18970 current_function_uses_const_pool, current_function_has_nonlocal_label,
18971 current_function_saves_all_registers,
18972 current_function_has_nonlocal_goto,
18973 current_function_has_asm_statement): Remove accesor macros.
18974 * ra-conflict.c (global_conflicts): Update.
18975 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
18976 (suitable_for_tail_call_opt_p): Update.
18977 * builtins.c (expand_builtin_return_addr): Update.
18978 (expand_builtin_setjmp_setup): Update.
18979 (expand_builtin_nonlocal_goto): Update.
18980 * final.c (final_start_function): Update.
18981 (profile_function): Update.
18982 (leaf_function_p): Update.
18983 (only_leaf_regs_used): Update.
18984 * df-scan.c (df_get_exit_block_use_set): Update.
18985 * dojump.c (clear_pending_stack_adjust): Update.
18986 * tree-stdarg.c (gate_optimize_stdarg): Update.
18987 * gimple-low.c (lower_function_body): Update.
18988 * global.c (compute_regsets): Update.
18989 (global_alloc): Update.
18990 * dwarf2out.c (dwarf2out_begin_prologue): Update.
18991 * expr.c (expand_assignment): Update.
18992 * dse.c (dse_step0): Update.
18993 (dse_step1): Update.
18994 * c-decl.c (store_parm_decls): Update.
18995 * local-alloc.c (combine_regs): Update.
18996 (find_free_reg): Update.
18997 * function.c (assign_parms_augmented_arg_list): Update.
18998 (assign_parm_find_data_types): Update.
18999 (assign_parms): Update.
19000 (allocate_struct_function): Update.
19001 (expand_function_start): Update.
19002 (expand_function_end): Update.
19003 (get_arg_pointer_save_area): Update.
19004 (thread_prologue_and_epilogue_insns): Update.
19005 (rest_of_match_asm_constraints): Update.
19006 * stor-layout.c (variable_size): Update.
19007 * gcse.c (gcse_main): Update.
19008 (bypass_jumps): Update.
19009 * gimplify.c (gimplify_function_tree): Update.
19010 * calls.c (emit_call_1): Update.
19011 (expand_call): Update.
19012 * bt-load.c (compute_defs_uses_and_gen): Update.
19013 * except.c (sjlj_assign_call_site_values): Update.
19014 (sjlj_emit_function_enter): Update.
19015 (can_throw_external): Update.
19016 (set_nothrow_function_flags): Update.
19017 (expand_builtin_unwind_init): Update.
19018 (expand_eh_return): Update.
19019 (convert_to_eh_region_ranges): Update.
19020 (output_function_exception_table): Update.
19021 * emit-rtl.c (gen_tmp_stack_mem): Update.
19022 * cfgexpand.c (expand_used_vars): Update.
19023 (tree_expand_cfg): Update.
19024 * cfgcleanup.c (rest_of_handle_jump): Update.
19025 * explow.c (allocate_dynamic_stack_space): Update.
19026 * varasm.c (assemble_start_function): Update.
19027 (force_const_mem): Update.
19028 (mark_constant_pool): Update.
19029 * tree-optimize.c (tree_rest_of_compilation): Update.
19030 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
19031 * tree-cfg.c (notice_special_calls): Update.
19032 (is_ctrl_altering_stmt): Update.
19033 (tree_can_make_abnormal_goto): Update.
19034 (tree_purge_dead_abnormal_call_edges): Update.
19035 * config/alpha/predicates.md: Update.
19036 * config/alpha/alpha.c (alpha_sa_mask): Update.
19037 (alpha_sa_size): Update.
19038 (alpha_does_function_need_gp): Update.
19039 (alpha_expand_prologue): Update.
19040 (alpha_start_function): Update.
19041 (alpha_output_function_end_prologue): Update.
19042 (alpha_expand_epilogue): Update.
19043 * config/frv/frv.c (frv_stack_info): Update.
19044 (frv_expand_epilogue): Update.
19045 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
19046 (s390_register_info): Update.
19047 (s390_frame_info): Update.
19048 (s390_init_frame_layout): Update.
19049 (s390_can_eliminate): Update.
19050 (save_gprs): Update.
19051 * config/spu/spu.c (spu_split_immediate): Update.
19052 (need_to_save_reg): Update.
19053 (spu_expand_prologue): Update.
19054 (spu_expand_epilogue): Update.
19055 * config/sparc/sparc.md: Update.
19056 * config/sparc/sparc.c (eligible_for_return_delay): Update.
19057 (sparc_tls_got): Update.
19058 (legitimize_pic_address): Update.
19059 (sparc_emit_call_insn): Update.
19060 (sparc_expand_prologue): Update.
19061 (output_return): Update.
19062 (print_operand): Update.
19063 (sparc_function_ok_for_sibcall): Update.
19064 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
19065 * config/m32r/m32r.md: Update.
19066 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
19067 (m32r_compute_frame_size): Update.
19068 (m32r_expand_prologue): Update.
19069 (m32r_expand_epilogue): Update.
19070 (m32r_legitimize_pic_address): Update.
19071 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
19072 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19073 * config/i386/i386.c (ix86_frame_pointer_required): Update.
19074 (gen_push): Update.
19075 (ix86_save_reg): Update.
19076 (ix86_compute_frame_layout): Update.
19077 (ix86_expand_prologue): Update.
19078 (ix86_expand_epilogue): Update.
19079 * config/sh/sh.c (output_stack_adjust): Update.
19080 (calc_live_regs): Update.
19081 (sh5_schedule_saves): Update.
19082 (sh_expand_prologue): Update.
19083 (sh_expand_epilogue): Update.
19084 (sh_setup_incoming_varargs): Update.
19085 (sh_allocate_initial_value): Update.
19086 (sh_get_pr_initial_val): Update.
19087 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
19088 * config/sh/sh.md (label:): Update.
19089 * config/avr/avr.c (out_movhi_mr_r): Update.
19090 * config/crx/crx.h (enum): Update.
19091 * config/xtensa/xtensa.h (along): Update.
19092 * config/stormy16/stormy16.c Update.
19093 (xstormy16_compute_stack_layout): Update.
19094 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
19095 (fr30_expand_prologue): Update.
19096 * config/cris/cris.c (cris_conditional_register_usage): Update.
19097 (cris_reg_saved_in_regsave_area): Update.
19098 (cris_initial_frame_pointer_offset): Update.
19099 (cris_simple_epilogue): Update.
19100 (cris_expand_prologue): Update.
19101 (cris_expand_epilogue): Update.
19102 (cris_expand_pic_call_address): Update.
19103 (cris_asm_output_symbol_ref): Update.
19104 (cris_asm_output_label_ref): Update.
19105 * config/cris/cris.md Update.
19106 * config/iq2000/iq2000.c (compute_frame_size): Update.
19107 (iq2000_expand_epilogue): Update.
19108 * config/mt/mt.h (save_direction): Update.
19109 * config/mn10300/mn10300.c (mn10300_function_value): Update.
19110 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19111 (ia64_secondary_reload_class): Update.
19112 * config/m68k/m68k.c (m68k_save_reg): Update.
19113 (m68k_expand_prologue): Update.
19114 (m68k_expand_epilogue): Update.
19115 (legitimize_pic_address): Update.
19116 * config/rs6000/rs6000.c (rs6000_got_register): Update.
19117 (first_reg_to_save): Update.
19118 (first_altivec_reg_to_save): Update.
19119 (compute_vrsave_mask): Update.
19120 (compute_save_world_info): Update.
19121 (rs6000_stack_info): Update.
19122 (spe_func_has_64bit_regs_p): Update.
19123 (rs6000_ra_ever_killed): Update.
19124 (rs6000_emit_eh_reg_restore): Update.
19125 (rs6000_emit_allocate_stack): Update.
19126 (rs6000_emit_prologue): Update.
19127 (rs6000_emit_epilogue): Update.
19128 (rs6000_output_function_epilogue): Update.
19129 (output_profile_hook): Update.
19130 (rs6000_elf_declare_function_name): Update.
19131 * config/rs6000/rs6000.h (rs6000_args): Update.
19132 * config/rs6000/rs6000.md: Update.
19133 * config/mcore/mcore.c (mcore_expand_prolog): Update.
19134 * config/arc/arc.c (arc_output_function_epilogue): Update.
19135 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
19136 * config/darwin.c (machopic_function_base_name): Update.
19137 * config/score/score3.c (score3_compute_frame_size): Update.
19140 (score3_epilogue): Update.
19141 * config/score/score7.c (score7_compute_frame_size): Update.
19142 (score7_prologue): Update.
19143 (score7_epilogue): Update.
19144 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
19145 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19146 * config/arm/arm.c (use_return_insn): Update.
19147 (require_pic_register): Update.
19148 (arm_load_pic_register): Update.
19149 (arm_compute_save_reg0_reg12_mask): Update.
19150 (arm_compute_save_reg_mask): Update.
19151 (thumb1_compute_save_reg_mask): Update.
19152 (output_return_instruction): Update.
19153 (arm_output_function_prologue): Update.
19154 (arm_output_epilogue): Update.
19155 (arm_get_frame_offsets): Update.
19156 (arm_expand_prologue): Update.
19157 (thumb_pushpop): Update.
19158 (thumb_exit): Update.
19159 (thumb1_expand_prologue): Update.
19160 (thumb1_expand_epilogue): Update.
19161 (arm_unwind_emit): Update.
19162 (arm_output_fn_unwind): Update.
19163 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
19164 * config/arm/arm.md: Update.
19165 * config/pa/pa.md: Update.
19166 * config/pa/pa.c (legitimize_pic_address): Update.
19167 (compute_frame_size): Update.
19168 (hppa_expand_prologue): Update.
19169 (hppa_expand_epilogue): Update.
19170 (borx_reg_operand): Update.
19171 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
19172 (HARD_REGNO_RENAME_OK): Update.
19173 * config/mips/mips.c (mips_global_pointer): Update.
19174 (mips_save_reg_p): Update.
19175 (mips_compute_frame_info): Update.
19176 (mips_frame_pointer_required): Update.
19177 (mips_expand_prologue): Update.
19178 (mips_expand_epilogue): Update.
19179 (mips_can_use_return_insn): Update.
19180 (mips_reorg_process_insns): Update.
19181 * config/v850/v850.c (compute_register_save_size): Update.
19182 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
19183 * config/mmix/mmix.c (along): Update.
19184 (mmix_expand_epilogue): Update.
19185 * config/bfin/bfin.c (legitimize_pic_address): Update.
19186 (must_save_p): Update.
19187 (stack_frame_needed_p): Update.
19188 (add_to_reg): Update.
19189 (bfin_expand_prologue): Update.
19190 * stmt.c (expand_asm_operands): Update.
19191 * reload1.c (reload): Update.
19192 (init_elim_table): Update.
19194 2008-04-25 Bob Wilson <bob.wilson@acm.org>
19196 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
19198 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
19200 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
19201 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
19202 (mov<mode>): Removed.
19203 (*movv4sf_internal): Likewise.
19204 (*movv2df_internal): Likewise.
19206 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
19208 * config.gcc (crx-*-elf): Remove deprecation.
19210 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
19212 * config/i386/cygming-crtend.c (register_frame_ctor): Register
19213 __gcc_deregister_frame with atexit.
19214 (deregister_frame_dtor): Remove.
19216 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
19217 Nathan Sidwell <nathan@codesourcery.com>
19219 * config/rs6000/rs6000.opt (mspe): Remove Var property.
19221 * config/rs6000/rs6000.h (rs6000_spe): Declare.
19222 (rs6000_isel): Likewise.
19223 * config/rs6000/rs6000.c (rs6000_spe): New variable.
19224 (rs6000_isel): New variable.
19225 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
19227 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19230 * c-common.c (handle_vector_size_attribute): Call
19231 lang_hooks.types.reconstruct_complex_type instead of
19232 reconstruct_complex_type.
19233 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
19234 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
19235 * langhooks.h (struct lang_hooks_for_types): Add
19236 reconstruct_complex_type hook.
19237 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
19238 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
19240 2008-04-24 Richard Guenther <rguenther@suse.de>
19242 * c-common.h (check_builtin_function_arguments): Declare.
19243 * c-common.c (validate_nargs): New function.
19244 (check_builtin_function_arguments): Likewise.
19245 * c-typeck.c (build_function_call): Call
19246 check_builtin_function_arguments.
19247 * builtins.c (fold_builtin_classify): Remove error reporting code.
19248 (fold_builtin_unordered_cmp): Likewise.
19249 (fold_builtin_1): Likewise.
19250 (fold_builtin_n): Likewise.
19252 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19254 PR tree-optimization/36008
19255 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
19256 the original op1, rather than delta by step.
19258 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
19259 Sebastian Pop <sebastian.pop@amd.com>
19261 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
19262 eliminate_local_variables_stmt, eliminate_local_variables,
19263 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
19264 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
19265 of code delimited by two edges in the CFG.
19266 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
19267 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
19268 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
19269 the case of parallelisation of reductions.
19270 (expr_invariant_in_region_p): New.
19272 * tree-flow.h (gather_blocks_in_sese_region): Declared.
19273 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
19275 2008-04-24 Ira Rosen <irar@il.ibm.com>
19276 Richard Guenther <rguenther@suse.de>
19278 PR tree-optimization/36034
19279 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
19280 incapable of dealing with loads with gaps.
19282 2008-04-24 Rafael Espíndola <espindola@google.com>
19284 * tree-flow.h (vrp_evaluate_conditional): Change signature.
19285 * tree-ssa-propagate.c (fold_predicate_in): Update call to
19286 vrp_evaluate_conditional.
19287 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
19288 (vrp_evaluate_conditional): Split the cond argument.
19289 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
19290 (simplify_stmt_for_jump_threading): Update call to
19291 vrp_evaluate_conditional.
19293 2008-04-24 Ira Rosen <irar@il.ibm.com>
19295 PR tree-optimization/35982
19296 * tree-vect-analyze.c (vect_check_interleaving): Check that the
19297 interleaved data-refs are of the same type.
19299 2008-04-24 Danny Smith <dannysmith@users.net>
19301 * c-format.c (check_format_info_main): Use strncmp rather than a
19302 magic prefix to handle multichar length specs.
19303 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
19304 Don't prefix "I64" and "I32" with '\0'.
19306 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19309 * config/i386/i386.c (init_cumulative_args): Don't pass anything
19310 in registers for -m32 only if stdarg_p (fntype).
19312 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
19314 PR rtl-optimization/36006
19315 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
19316 temp to op0 in order to avoid invalid rtx sharing.
19318 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
19320 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
19321 check TREE_INVARIANT.
19322 * tree-gimple.c (is_gimple_address): New.
19323 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
19324 * tree-gimple.h (is_gimple_address): New.
19325 * tree.h (decl_address_invariant_p): New.
19326 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
19327 (build_string): Likewise.
19328 (decl_address_invariant_p): New, from is_gimple_invariant_address.
19329 (tree_invariant_p_1): Likewise.
19330 (save_expr): Use it.
19331 (tree_invariant_p): New.
19332 (skip_simple_arithmetic): Use it.
19333 (stabilize_reference_1): Use it.
19334 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
19336 (build1_stat): Drop code to compute TREE_INVARIANT.
19337 (build2_stat): Drop code to compute TREE_INVARIANT.
19338 (build3_stat): Drop code to compute TREE_INVARIANT.
19339 (build4_stat): Drop code to compute TREE_INVARIANT.
19340 (build5_stat): Drop code to compute TREE_INVARIANT.
19341 (build7_stat): Drop code to compute TREE_INVARIANT.
19342 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
19343 * tree.h (struct tree_base): Remove invariant_flag.
19344 (TREE_INVARIANT): Remove.
19345 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
19346 (fold_builtin_expect): Check TREE_CONSTANT.
19347 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
19348 * c-tree.h (c_expr_to_decl): Drop third parameter.
19349 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
19350 (build_c_cast): Don't set TREE_INVARIANT.
19351 (pop_init_level): Don't set TREE_INVARIANT.
19352 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
19353 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
19355 (gimplify_init_constructor): Don't set TREE_INVARIANT.
19356 (gimplify_addr_expr): Adjust comment.
19357 * tree-mudflap.c (mf_build_string):
19358 * print-tree.c (print_node): Don't print TREE_INVARIANT.
19359 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
19360 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
19361 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
19362 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
19363 * langhooks.h (struct lang_hooks): Drop third parameter from
19366 2008-04-23 Richard Guenther <rguenther@suse.de>
19368 PR tree-optimization/27799
19369 PR tree-optimization/32921
19370 PR tree-optimization/32624
19371 * tree-ssa-structalias.c (merge_smts_into): Only merge the
19372 SMTs aliases and the tag itself into the solution.
19373 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
19374 merge the points-to solution back into the SMT aliases.
19375 (may_alias_p): Use alias_set_subset_of instead of
19376 aliases_conflict_p. A pointer which points to
19377 memory with alias set zero may access any variable.
19379 2008-04-23 Richard Guenther <rguenther@suse.de>
19381 * alias.c (alias_set_subset_of): Correctly handle asking
19382 if zero is a subset of an alias set with zero child.
19383 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
19384 (compute_flow_insensitive_aliasing): Correctly walk all
19385 pointers. Do not unnecessarily union sets.
19387 2008-04-23 Richard Guenther <rguenther@suse.de>
19389 PR middle-end/36021
19390 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
19392 2008-04-22 Tomas Bily <tbily@suse.cz>
19394 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
19396 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
19398 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19399 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19400 * tree-inline.c (estimate_num_insns_1): Likewise.
19401 * varasm.c (const_hash_1, compare_constant, copy_constant)
19402 (compute_reloc_for_constant, output_addressed_constants): Likewise.
19403 * emit-rtl.c (component_ref_for_mem_expr)
19404 (set_mem_attributes_minus_bitpos): Likewise.
19405 * expr.c (highest_pow2_factor, expand_expr_real_1, )
19406 (is_aligning_offset): Likewise.
19407 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
19408 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19409 * dojump.c (do_jump): Likewise.
19410 * builtins.c (get_pointer_alignment, get_memory_rtx)
19411 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
19412 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
19414 2008-04-23 Jakub Jelinek <jakub@redhat.com>
19416 PR rtl-optimization/36017
19417 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
19418 expanding the library call.
19420 2008-04-22 Ian Lance Taylor <iant@google.com>
19422 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
19423 than size_in_bytes.
19425 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
19427 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
19428 of LR/CTR moves for Power6.
19430 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
19432 PR middle-end/36003
19433 * passes.c (init_optimization_passes): Remove
19434 pass_fast_rtl_byte_dce.
19436 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
19439 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
19440 builtin functions to generate faster code.
19441 (_mm_cvtpu16_ps): Ditto.
19442 (_mm_cvtpi32x2_ps): Ditto.
19444 2008-04-22 Nick Clifton <nickc@redhat.com>
19446 * common.opt (ftree-loop-distribution): Add Optimization
19449 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
19450 (frv_expand_builtin_va_start): Likewise.
19452 * config/arm/arm.c (thumb_find_work_register): Fix location of
19453 argument register count.
19455 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19457 Support scheduling for ColdFire V1 and V3 microarchitecture.
19458 Improve scheduling of multiplication instructions.
19460 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
19461 (mac): New instruction attribute.
19462 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
19463 (m68k_sched_mac): New variable.
19464 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
19465 Handle cfv1 and cfv3.
19466 (max_insn_size): New static variable.
19467 (struct _sched_ib): New type.
19468 (sched_ib): New static variable.
19469 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
19470 to fields of 'struct _sched_ib sched_ib'. Update all uses.
19471 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
19473 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
19474 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
19475 new variables. Update.
19476 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19477 Add modeling of cfv3 instruction buffer. Update.
19478 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
19479 * config/m68k/m68k.h (TUNE_CFV3): New macro.
19480 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
19481 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
19482 a particular reservation applies to.
19483 (type2): Reorganize attribute values. Rename alu to alu_reg,
19484 alu_l to alu, move_l to omove. Join move to alu. Split mul
19485 to mul_l and mul_w.
19486 (cf_ib_*): Simplify description of instruction buffer.
19487 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
19488 (cf_mem): Split into cf_mem1 and cf_mem2.
19489 (cf_v2_move_??): Rename to cfv12_alu_??.
19490 (cf_v2_move_l_??): Rename to cfv12_omove_??.
19491 (cf_v2_mul_??): Remove reservations.
19492 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
19493 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
19494 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
19496 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
19497 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
19498 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
19499 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
19500 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
19501 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
19502 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
19503 expansions of the above reservations for instructions of sizes
19506 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19508 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
19510 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
19512 * coverage.c: Include tree-pass.h.
19513 (coverage_counter_alloc): Print da_file_name to the dump file.
19515 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
19517 * sbitmap.c (sbitmap_range_empty_p): New function.
19518 * sbitmap.h (sbitmap_range_empty_p): New function.
19519 * bitmap.h: Now includes obstack.h.
19521 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
19522 Kenneth Zadeck <zadeck@naturalbridge.com>
19524 * dbgcnt.def (ra_byte_scan): Added.
19525 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
19526 when the last hit happens for a counter.
19527 * timevar.def (TV_DF_BYTE_LR): New variable.
19528 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
19529 * passes.c (pass_fast_rtl_byte_dce): New pass.
19530 * fwprop.c (update_df): Added mode to call df_ref_create.
19531 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19532 DF_REF_EXTRACT_OFFSET.
19533 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
19534 DF_BYTE_LR_OUT, df_byte_lr): New macro.
19536 (df_ref_extract): Added mode field.
19537 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
19538 DF_REF_EXTRACT_OFFSET.
19539 (DF_REF_EXTRACT_MODE): New macro.
19540 (df_byte_lr_bb_info): New structure.
19541 (df_print_byte_regset, df_compute_accessed_bytes,
19542 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
19543 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
19544 df_byte_lr_simulate_uses,
19545 df_byte_lr_simulate_artificial_refs_at_top,
19546 df_byte_lr_simulate_artificial_refs_at_end,
19547 df_compute_accessed_bytes): New function.
19548 (df_ref_create): Add parameter.
19549 (df_byte_lr_get_bb_info): New inline function.
19550 * df-scan.c (df_ref_record, df_uses_record,
19551 df_ref_create_structure): Added mode parameter.
19552 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
19553 df_defs_record, df_uses_record, df_get_conditional_uses,
19554 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
19555 df_entry_block_defs_collect, df_exit_block_uses_collect):
19556 Added mode parameter to calls to df_ref_record, df_uses_record,
19557 df_ref_create_structure.
19558 (df_ref_equal_p, df_ref_compare): Added test for modes.
19559 (df_ref_create_structure): Added code to set mode. Renamed
19560 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19561 DF_REF_EXTRACT_OFFSET.
19562 * df-core.c (df_print_byte_regset): New function.
19563 * df-byte-scan.c: New file.
19564 * df-problems.c (df_rd_transfer_function): Removed unnecessary
19565 calls to BITMAP_FREE.
19566 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
19567 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
19568 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
19569 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
19570 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
19571 df_byte_lr_local_compute, df_byte_lr_init,
19572 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
19573 df_byte_lr_transfer_function, df_byte_lr_free,
19574 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
19575 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
19576 df_byte_lr_simulate_uses,
19577 df_byte_lr_simulate_artificial_refs_at_top,
19578 df_byte_lr_simulate_artificial_refs_at_end): New function.
19579 * dce.c (byte_dce_process_block): New function.
19580 (dce_process_block): au is now passed in rather than computed
19581 locally. Changed loops that look at artificial defs to not look
19582 for conditional or partial ones, because there never are any.
19583 (fast_dce): Now is able to drive byte_dce_process_block or
19584 dce_process_block depending on the kind of dce being done.
19585 (rest_of_handle_fast_dce): Add parameter to fast_dce.
19586 (rest_of_handle_fast_byte_dce): New function.
19587 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
19588 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
19590 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
19593 * gcc.h: Added fortran options that take arguments to
19594 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
19597 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
19599 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
19600 scalarization if on the LHS and not a full access.
19602 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19604 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
19606 2008-04-18 Rafael Espíndola <espindola@google.com>
19608 * tree-vrp.c (find_case_label_index): Fix the binary search.
19609 (find_case_label_range): New.
19610 (vrp_visit_switch_stmt): Use find_case_label_range.
19611 (simplify_switch_using_ranges): Use find_case_label_range.
19613 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
19615 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
19616 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
19618 2008-04-18 Tom Tromey <tromey@redhat.com>
19621 * doc/cpp.texi (Implementation-defined behavior): Mention
19624 2008-04-18 Ian Lance Taylor <iant@google.com>
19626 * fold-const.c (pointer_may_wrap_p): New static function.
19627 (fold_comparison): Add another test for pointer overflow. Use
19628 pointer_may_wrap_p to disable some false positives.
19630 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
19632 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
19633 (fname_as_string): Match updated cpp_interpret_string prototype.
19634 (fix_string_type): Support char16_t* and char32_t*.
19635 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
19636 derivative) nodes. Register as builtin if C++0x.
19637 (c_parse_error): Support CPP_CHAR{16,32}.
19638 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
19639 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
19640 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
19641 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
19642 CTI_CHAR32_ARRAY_TYPE>: New elements.
19643 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
19644 char32_type_node, signed_char32_type_node, char16_array_type_node,
19645 char32_array_type_node): New defines.
19646 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
19647 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
19648 (lex_string): Support CPP_STRING{16,32}, match updated
19649 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
19650 (lex_charconst): Support CPP_CHAR{16,32}.
19651 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
19652 and CPP_STRING{16,32}.
19654 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
19657 * aclocal.m4: Regenerate.
19658 * configure: Regenerate.
19660 2008-04-18 Jan Hubicka <jh@suse.cz>
19662 * except.c (dw2_size_of_call_site_table,
19663 sjlj_size_of_call_site_table): Use vector API for call_site_record.
19665 * cgraphbuild.c (build_cgraph_edges): Update.
19666 * tree-pass.h: Update comment.
19667 * final.c (leaf_function_p): Update.
19668 (leaf_renumber_regs): Update.
19669 (rest_of_clean_state): Update.
19670 * omp-low.c (expand_omp_parallel): Update.
19671 * ipa-reference.c (analyze_function): Update.
19672 * reorg.c (find_end_label): Update.
19673 (optimize_skip): Update.
19674 (fill_simple_delay_slots): Update.
19675 (fill_simple_delay_slots): Update.
19676 (make_return_insns): Update.
19677 (dbr_schedule): Update.
19678 * gimple-low.c (record_vars_into): Update.
19679 * cfgbuild.c (make_edges): Update.
19680 * function.c (assign_stack_local): Update.
19681 (assign_parm_adjust_stack_rtl): Update.
19682 (locate_and_pad_parm): Update.
19683 (allocate_struct_function): Do not initialize stack_alignment_needed
19684 and preferred_stack_boundary here.
19685 (stack_protect_prologue): Update.
19686 (stack_protect_epilogue): Update.
19687 (expand_function_start): Initialize stack_alignment_needed,
19688 preferred_stack_boundary and max_jumptable_ents.
19689 (expand_function_end): Update.
19690 (free_after_compilation): Do not NULLify epilogue_delay_list.
19691 * function.h (struct rtl_data): Add stack_protect_guard,
19692 stack_alignment_needed,
19693 preferred_stack_boundary, epilogue_delay_list.
19694 (struct function): Remove value_histograms, stack_alignment_needed,
19695 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
19697 unexpanded_var_list, stack_protect_guard.
19698 (current_function_epilogue_delay_list): Remove.
19699 * ipa-type-escape.c (analyze_function): Update.
19700 * gimplify.c (pop_gimplify_context): Update comment.
19701 * calls.c (expand_call): Update.
19702 (emit_library_call_value_1): Update.
19703 * except.c (set_nothrow_function_flags): Update.
19704 * cfgexpand.c (get_decl_align_unit): Update.
19705 (create_stack_guard): Update.
19706 (estimated_stack_frame_size): Update.
19707 (expand_used_vars): Update.
19708 (tree_expand_cfg): Free histogram earliers, init expansion variables.
19709 * explow.c (allocate_dynamic_stack_space): Update.
19710 * tree-ssa-live.c (remove_unused_locals): Update.
19711 * varasm.c (mark_constant_pool): Update.
19712 * tree-inline.c (remap_decls): Update.
19713 (initialize_cfun): Update.
19714 (declare_return_variable): Update.
19715 (inline_forbidden_p): Update.
19716 (expand_call_inline): Update.
19717 (declare_inline_vars): Update.
19718 (tree_function_versioning): Update.
19719 * tree-flow.h (value_histograms): New.
19720 (VALUE_HISTOGRAMS): New macro.
19721 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
19723 * tree-cfg.c (set_bb_for_stmt): Update.
19724 (replace_by_duplicate_decl): Update.
19725 (move_block_to_fn): Update.
19726 (new_label_mapper): Update.
19727 (dump_function_to_file): Update.
19728 * ipa-struct-reorg.c (build_data_structure): Update.
19729 * cfgrtl.c (print_rtl_with_bb): Update.
19730 * reload1.c (reload): Update.
19732 * config/i386/i386.c (setup_incoming_varargs_64,
19733 ix86_compute_frame_layout): Update.
19734 * config/arc/arc.c (arc_output_function_epilogue): Update.
19736 2008-04-18 Marius Strobl <marius@FreeBSD.org>
19738 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
19739 for FreeBSD as well.
19740 * gthr-posix95.h: Likewise.
19742 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
19744 PR rtl-optimization/35838
19745 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
19746 out the byte offset of the first subreg.
19748 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
19750 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
19751 to split_ti instead of three separate calls with single member arrays.
19752 (subti3 splitter): Ditto.
19753 (adddi3 splitter): Ditto with split_di.
19754 (subdi3 splitter): Ditto.
19755 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
19756 two separate calls with single member arrays. Swap match_dup
19757 operands 1 and 2 to better fit into the array.
19758 (negdi2 splitter): Ditto with split_di.
19759 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
19760 two separate calls with single member arrays. Swap match_dup operands
19761 6 and 7 to better fit into the array.
19763 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
19765 * config/i386/i386.c (sse_builtin_type): New.
19766 (bdesc_sse_args): Likewise.
19767 (bdesc_sse_3arg): Removed.
19768 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19769 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
19770 IX86_BUILTIN_ROUNDPS.
19771 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
19772 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
19773 IX86_BUILTIN_ROUNDPS.
19774 (ix86_expand_sse_4_operands_builtin): Removed.
19775 (ix86_expand_sse_operands_builtin): New.
19776 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
19777 and CODE_FOR_sse4_1_roundps.
19778 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19779 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
19781 2008-04-17 Alan Modra <amodra@bigpond.net.au>
19784 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
19785 regs before frame pop when needed. If use_backchain_to_restore_sp
19786 then load backchain into a temp reg to restore vr and vrsave. Add
19787 code to restore vr after frame pop if possible.
19789 2008-04-17 Richard Guenther <rguenther@suse.de>
19791 * tree-vn.c (expressions_equal_p): Do not check type
19792 equality or compatibility before calling operand_equal_p.
19793 * fold-const.c (operand_equal_p): Check equivalence of
19794 integer constants before bailing out due to signedness or
19795 precision differences.
19796 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
19797 spurious differences in type qualification. Ignore types
19798 for COMPONENT_REFs at all.
19800 2008-04-17 Christian Bruel <christian.bruel@st.com>
19802 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
19803 msw_skip comparison.
19805 2008-04-16 Jakub Jelinek <jakub@redhat.com>
19808 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
19811 PR tree-optimization/35899
19812 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
19813 rather than TREE_OPERAND.
19815 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
19818 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
19819 temporary registers. Change operand predicate to general_operand.
19820 (remainderxf3): Ditto.
19822 2008-04-16 Richard Guenther <rguenther@suse.de>
19824 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
19825 * tree-affine.c (aff_combination_expand): Look through some
19828 2008-04-15 Doug Kwan <dougkwan@google.com>
19830 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
19832 * tree-pretty-print.c (dump_generic_node): Ditto.
19833 * final.c (output_addr_const): Ditto.
19834 * dwarf2out.c (output_cfi): Ditto.
19835 * c-pretty-print.c (pp_c_integer_constant): Ditto.
19836 * print-rtl.c (print_rtx): Ditto.
19837 * print-tree.c (print_node_brief, print_node): Ditto.
19838 * c-common.c (match_case_to_enum_1): Ditto.
19839 * sched-vis.c (print_value): Ditto.
19840 * config/i386/i386.c (print_operand): Cast to long unsigned int
19843 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
19844 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
19845 MS Windows VirtualProtect function.
19847 2008-04-15 Jan Hubicka <jh@suse.cz>
19849 * gengtype.c (write_root): Param_is argument is OK.
19850 * expr.c (expand_expr_real_1): Update call of get_exception_*.
19851 * function.h: Include varray.h
19852 (rtl_eh): New stucture based on except.c one.
19853 (call_site_record): New forward declaration and vector type.
19854 * calls.c (emit_call_1): Do not call
19855 note_current_region_may_contain_throw.
19856 * except.c (eh_status): Remove cur_region, try_region since they are
19858 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
19859 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
19860 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
19861 Remove call_site_data_used, call_site_data_size.
19862 Turn call_site_record into vector in function.h.
19863 (note_current_region_may_contain_throw): Remove.
19864 (get_exception_pointer, get_exception_filter): Do not take struct
19865 function argument; update.
19866 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
19867 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
19868 build_post_landing_pads, dw2_build_landing_pads,
19869 sjlj_assign_call_site_values, sjlj_mark_call_sites,
19870 sjlj_emit_function_enter, sjlj_emit_function_enter,
19871 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
19872 sjlj_build_landing_pads, finish_eh_generation,
19873 remove_exception_handler_label, remove_eh_handler,
19874 maybe_remove_eh_handler, add_reachable_handler,
19875 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
19876 add_action_record, collect_one_action_chain, add_call_site,
19877 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
19878 sjlj_output_call_site_table, output_function_exception_table,
19879 * except.h (note_current_region_may_contain_throw): Remove
19880 (get_exception_pointer, get_exception_filter): Do not take struct
19882 * Makefile.in (GTFILES): Put varargs before struct function.
19884 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19886 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
19887 punt for STRING_CST.
19888 (get_constraint_for): Deal with STRING_CST here instead.
19890 2008-04-15 Richard Guenther <rguenther@suse.de>
19892 * tree-ssa-propagate.c (substitute_and_fold): Substitute
19893 statements in a basic-block with a backward walk. Do not
19894 substitute into dead statements but instead remove those.
19896 2008-04-15 Richard Guenther <rguenther@suse.de>
19898 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
19899 to zero, thus disable creation of SFTs.
19901 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19903 * tree-predcom.c (suitable_reference_p): Return false if the
19904 reference can throw.
19906 2008-04-15 Jakub Jelinek <jakub@redhat.com>
19909 * c-decl.c (finish_decl): If extern or static var has variable
19910 size, set TREE_TYPE (decl) to error_mark_node.
19912 2008-04-15 Rafael Espíndola <espindola@google.com>
19914 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
19917 2008-04-15 Richard Guenther <rguenther@suse.de>
19919 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19920 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
19921 (visit_reference_op_load): Do walk vuse-vdef chains on
19922 vn_reference_lookup.
19923 (visit_reference_op_store): But do not here.
19924 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
19925 vn_reference_lookup.
19926 (vn_lookup_with_vuses): But do so here.
19928 2008-04-14 Ian Lance Taylor <iant@google.com>
19930 * fold-const.c (fold_overflow_warning): Remove assertion.
19932 2008-04-15 Ben Elliston <bje@au.ibm.com>
19934 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
19935 temp1 local variables.
19937 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
19940 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
19941 ".text.unlikely" section as executable.
19943 2008-04-14 James E. Wilson <wilson@tuliptree.org>
19945 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19946 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
19947 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
19948 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
19949 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
19950 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
19951 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
19953 2008-04-14 Ian Lance Taylor <iant@google.com>
19955 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
19956 * fold-const.c (fold_comparison): If appropriate, test
19957 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
19958 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
19959 reassociating a pointer type.
19960 * doc/invoke.texi (Optimize Options): Document that
19961 -fstrict-overflow applies to pointer wraparound.
19963 2008-04-13 Jan Hubicka <jh@suse.cz>
19965 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
19967 2008-04-12 Andrew Pinski <pinskia@gmail.com>
19969 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
19970 we are going to "save the world".
19972 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
19974 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
19975 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
19976 operand 0 constraint, not "=".
19978 2008-04-11 James E. Wilson <wilson@tuliptree.org>
19980 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
19982 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19984 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
19985 of size of positions_needed * CHAR_BIT.
19987 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19989 PR middle-end/35897
19990 * dse.c (store_info): Change positions_needed to unsigned
19992 (lowpart_bitmask): New.
19993 (record_store): Cast to unsigned HOST_WIDE_INT for
19994 positions_needed. Assert width <= size of positions_needed *
19995 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
19996 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
19997 lowpart_bitmask to set mask.
19999 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20001 * config/bfin/constraints.md: New file.
20002 * config/bfin/bfin.md: Include it.
20003 (adddi3): Use satisfies_constraint functions instead of the old macros.
20004 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
20005 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
20006 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
20007 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
20008 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
20009 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
20010 EXTRA_CONSTRAINT): Delete.
20011 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
20012 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
20014 * config/bfin/bfin.c: Include "tm-constrs.h".
20015 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
20016 Use satisfies_constraint functions instead of the old macros.
20017 * doc/md.texi (Blackfin Constraints): Update file name reference.
20019 2008-04-11 Richard Guenther <rguenther@suse.de>
20021 PR tree-optimization/35869
20022 * tree-vrp.c (execute_vrp): Move switch statement update after
20023 jump threading. Schedule another cfg cleanup run.
20025 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
20028 * attribs.c (decl_attributes): Return early on errorneous node.
20030 2008-04-10 Oleg Ryjkov <olegr@google.com>
20032 * tree.h (struct tree_base): Added a new flag default_def_flag.
20033 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
20035 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
20037 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
20039 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20042 * pa.md: Define mode iterator P. Define mode attribute dwc.
20043 (dcacheflush): Update pattern to use iterator P and attribute dwc.
20044 (icacheflush): Likewise.
20045 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
20046 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
20048 2008-04-11 Ben Elliston <bje@au.ibm.com>
20050 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
20052 2008-04-10 Rafael Espíndola <espindola@google.com>
20054 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
20055 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
20056 (extract_range_from_expr): The same.
20058 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
20060 * config/mips/mips.md (GPR2): New mode iterator.
20061 (seq): Add comment.
20062 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
20063 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
20064 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
20065 Rewrite these to take two modes, the mode of comparison and the
20066 mode of the destination.
20067 * config/mips/mips.c (mips_expand_scc): Instead of having
20068 paradoxical subreg as destination, expand "narrowing" scc if mode
20069 of comparison is SI and target is requested in DI mode.
20070 (mips_emit_int_order_test): Update comment. Make mode of
20071 comparison match CMP0 rather than TARGET. When creating inverse
20072 target use mode of TARGET.
20074 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
20076 * gcov-dump.c (tag_summary): Only print summaries for the first
20077 GCOV_COUNTERS_SUMMABLE counters.
20079 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
20081 * config/i386/i386.md (absneg): New code iterator.
20082 (absnegprefix): New code attribute.
20083 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
20084 patterns using absneg code iterator.
20085 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
20086 using absneg code iterator.
20087 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
20088 *neg<mode>2 patterns using absneg code iterator.
20089 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20090 *negextendsfdf2 patterns using absneg code iterator.
20091 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
20092 *negextendsfxf2 patterns using absneg code iterator.
20093 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20094 *negextendsfdf2 patterns using absneg code iterator.
20095 * config/i386/sse.md (<code><mode>2): Macroize expander from
20096 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
20098 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
20100 * config/s390/s390.h: Remove the remains of the recent search
20101 & replace action of current_function_outgoing_args_size.
20103 2008-04-10 Ira Rosen <irar@il.ibm.com>
20105 PR tree-optimization/35821
20106 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
20107 NEW_STMT_LIST is not NULL.
20109 2008-04-09 David Edelsohn <edelsohn@gnu.org>
20112 * toplev.c (process_options): Remove -ffunction-sections debugging
20115 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
20117 PR middle-end/PR28690
20118 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
20119 than gen_rtx_fmt_ee to perform more canonicalizations.
20121 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20124 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
20126 2008-04-09 Richard Guenther <rguenther@suse.de>
20128 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
20129 (dump_function_to_file): Dump function arguments with types.
20131 2008-04-08 Richard Guenther <rguenther@suse.de>
20133 * fold-const.c (fold_widened_comparison): Do not allow
20134 sign-changes that change the result.
20136 2008-04-08 Janis Johnson <janis187@us.ibm.com>
20139 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
20140 kinds of indirect references.
20142 2008-04-08 David Edelsohn <edelsohn@gnu.org>
20144 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
20145 GNU Fortran language string.
20147 2008-04-08 Rafael Espíndola <espindola@google.com>
20149 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
20150 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
20151 * tree.h (tree_call_nonnegative_warnv_p): New.
20153 2008-04-08 Jan Hubicka <jh@suse.cz>
20155 * function.c (free_after_compilation): Clear out regno_reg_rtx
20158 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
20161 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20163 PR middle-end/PR28690
20164 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
20165 same precedence as REG_POINTER and MEM_POINTER operands.
20167 2008-04-08 Richard Guenther <rguenther@suse.de>
20169 PR middle-end/35834
20170 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
20171 for adding index to base.
20173 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
20175 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
20176 (MINGW_ENABLE_EXECUTE_STACK): New.
20177 (IN_LIBGCC2): For libgcc include windows.h file for
20178 function declarations.
20180 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
20182 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
20183 and tem2 if tem1 is not a REG or MULT.
20185 2008-04-08 Jan Hubicka <jh@suse.cz>
20187 * function.h (incomming_args): Break out of struct function.
20188 (function_subsections): Break out of struct function.
20189 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
20190 return_rtx and hard_reg_initial_vals from struct function.
20191 Kill inl_max_label_num.
20192 (current_function_pops_args, current_function_args_info,
20193 current_function_args_size, current_function_args_size,
20194 current_function_pretend_args_size,
20195 current_function_outgoing_args_size,
20196 current_function_internal_arg_pointer, current_function_return_rtx):
20197 Kill compatibility accestor macros.
20198 * builtins.c (expand_builtin_apply_args_1): Update.
20199 (expand_builtin_next_arg): Update.
20200 * df-scan.c (df_get_call_refs): Update.
20201 * dbxout.c (dbxout_function_end): Update.
20202 * dwarf2out.c (dwarf2out_switch_text_section): Update.
20203 (output_line_info): Update.
20204 (secname_for_decl): Update.
20205 (dwarf2out_var_location): Update.
20206 * function.c (free_after_compilation): Update.
20207 (assign_parm_find_stack_rtl): Update.
20208 (assign_parms): Update.
20209 (expand_dummy_function_end): Update.
20210 (expand_function_end): Update.
20211 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
20212 (expand_call): Update.
20213 (emit_library_call_value_1): Update.
20214 (store_one_arg): Update.
20215 * varasm.c (initialize_cold_section_name): Update.
20216 (unlikely_text_section): Update.
20217 (unlikely_text_section_p): Update.
20218 (assemble_start_function): Update.
20219 (assemble_end_function): Update.
20220 (default_section_type_flags): Update.
20221 (switch_to_section): Update.
20222 * integrate.c (set_decl_abstract_flags): Update.
20223 (get_hard_reg_initial_val): Update.
20224 (has_hard_reg_initial_val): Update.
20225 (allocate_initial_values): Update.
20226 * resource.c (init_resource_info): Update.
20227 * config/alpha/alpha.c (NUM_ARGS): Update.
20228 (direct_return): Update.
20229 (alpha_va_start): Update.
20230 (alpha_sa_size): Update.
20231 (alpha_initial_elimination_offset): Update.
20232 (alpha_expand_prologue): Update.
20233 (alpha_start_function): Update.
20234 (alpha_expand_epilogue): Update.
20235 (unicosmk_initial_elimination_offset):
20236 * config/alpha/alpha.md (call expander): Update.
20237 * config/s390/s390.c (s390_register_info): Update.
20238 (s390_register_info): Update.
20239 (s390_frame_info): Update.
20240 (s390_initial_elimination_offset): Update.
20241 (s390_build_builtin_va_list): Update.
20242 (s390_va_start): Update.
20243 * config/spu/spu.c (direct_return): Update.
20244 (spu_expand_prologue): Update.
20245 (spu_initial_elimination_offset): Update.
20246 (spu_build_builtin_va_list): Update.
20247 (spu_va_start): Update.
20248 * config/sparc/sparc.c (sparc_init_modes): Update.
20249 (sparc_compute_frame_size): Update.
20250 (function_value): Update.
20251 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
20252 * config/i386/i386.md (return expander): Update.
20253 * config/i386/i386.c (ix86_va_start): Update.
20254 (ix86_can_use_return_insn_p): Update.
20255 (ix86_compute_frame_layout): Update.
20256 (ix86_expand_epilogue): Update.
20257 * config/sh/sh.c (output_stack_adjust): Update.
20258 (calc_live_regs): Update.
20259 (sh_expand_prologue): Update.
20260 (sh_builtin_saveregs): Update.
20261 (sh_va_start): Update.
20262 (initial_elimination_offset): Update.
20263 (sh_allocate_initial_value): Update.
20264 (sh_function_ok_for_sibcall): Update.
20265 (sh_get_pr_initial_val): Update.
20266 * config/sh/sh.md (return expander): Update.
20267 * config/avr/avr.c (frame_pointer_required_p): UPdate.
20268 * config/crx/crx.c (crx_compute_frame): UPdate.
20269 (crx_initial_elimination_offset): UPdate.
20270 * config/xtensa/xtensa.c (compute_frame_size): Update
20271 (xtensa_builtin_saveregs): Update.
20272 (xtensa_va_start): Update.
20273 (order_regs_for_local_alloc): Update.
20274 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
20275 (xstormy16_expand_builtin_va_start): Update.
20276 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
20277 * config/m68hc11/m68hc11.md (return expanders): Update.
20278 * config/m68hc11/m68hc11.c (expand_prologue): Update.
20279 (expand_epilogue): Update.
20280 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
20281 (cris_simple_epilogue): Update.
20282 (cris_expand_prologue): Update.
20283 (cris_expand_epilogue): Update.
20284 * config/iq2000/iq2000.c (iq2000_va_start): Update.
20285 (compute_frame_size): Update.
20286 * config/mt/mt.c (mt_compute_frame_size): Update.
20287 * config/mn10300/mn10300.c (expand_prologue): Update.
20288 (expand_epilogue): Update.
20289 (initial_offset): Update.
20290 (mn10300_builtin_saveregs):
20291 * config/mn10300/mn10300.md (return expander): Update.
20292 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20293 (ia64_initial_elimination_offset): Update.
20294 (ia64_initial_elimination_offset): Update.
20295 (ia64_expand_prologue): Update.
20296 * config/m68k/m68k.md (return expander): Update.
20297 * config/rs6000/rs6000.c (rs6000_va_start): Update.
20298 (rs6000_stack_info): Update.
20299 * config/mcore/mcore.c (layout_mcore_frame): Update.
20300 (mcore_expand_prolog): Update.
20301 * config/arc/arc.c (arc_compute_frame_size): Update.
20302 * config/score/score3.c (score3_compute_frame_size): Update.
20303 * config/score/score7.c (score7_compute_frame_size): Update.
20304 * config/arm/arm.c (use_return_insn): Update.
20305 (thumb_find_work_register): Update.
20306 (arm_compute_save_reg_mask): Update.
20307 (arm_output_function_prologue): Update.
20308 (arm_output_epilogue): Update.
20309 (arm_size_return_regs): Update.
20310 (arm_get_frame_offsets): Update.
20311 (arm_expand_prologue): Update.
20312 (thumb_exit): Update.
20313 (thumb_unexpanded_epilogue): Update.
20314 (thumb1_output_function_prologue): Update.
20315 * config/pa/pa.md (return expander): Update.
20316 * config/pa/pa.c (compute_frame_size): Update.
20317 (hppa_builtin_saveregs): Update.
20318 * config/mips/mips.c (mips_va_start): Update.
20319 (mips16_build_function_stub): Update.
20320 (mips_compute_frame_info): Update.
20321 (mips_restore_gp): Update.
20322 (mips_output_function_prologue): Update.
20323 (mips_expand_prologue): Update.
20324 * config/v850/v850.c (compute_frame_size): Update.
20325 (expand_prologue): * config/mmix/mmix.c (along): update.
20326 (mmix_initial_elimination_offset): update.
20327 (mmix_reorg): update.
20328 (mmix_use_simple_return): update.
20329 (mmix_expand_prologue): update.
20330 (mmix_expand_epilogue): Update.
20331 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
20332 (emit_link_insn): Update.
20334 2008-04-08 Anatoly Sokolov <aesok@post.ru>
20336 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
20337 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
20339 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
20342 2008-04-07 Jan Hubicka <jh@suse.cz>
20344 * function.h (rtl): Rename to x_rtl.
20345 (crtl): New define.
20346 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20347 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20348 used_temp_slots avail_temp_slots, temp_slot_level,
20349 nonlocal_goto_handler_labels): Update accesstors.
20350 (rtl): New global variable.
20351 (struct function): Move some fileds to rtl_data.
20352 (get_arg_pointer_save_area): Update prototype.
20353 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20354 get_arg_pointer_save_area.
20355 * expr.c (init_expr): Update
20356 * function.c (get_frame_size): Update
20357 (assign_stack_local): Update
20358 (expand_function_end): Update.
20359 (get_art_pointer_save_area): Update
20361 * emit-rtl.c (rtl): Declare.
20362 (regno_reg_rtx): Declare.
20363 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20365 (gen_reg_rtx): Update.
20366 * varasm.c (n_deferred_constatns): Update accestor.
20367 (init_varasm_status): Do not allocate varasm_status.
20368 (force_const_mem, get_pool_size, output_constant_pool): Update.
20369 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20370 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20371 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
20372 * sparc/sparc.h (INIT_EXPANDERS): Update.
20373 * ia64/ia64.h (INIT_EXPANDERS): Update.
20375 2008-04-07 James E. Wilson <wilson@tuliptree.org>
20377 * reload.c (push_secondary_reload): Add missing break to for loop.
20379 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20381 PR middle-end/PR28690
20382 * rtlanal.c: Update copyright years.
20383 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
20384 as REG_POINTER and MEM_POINTER operands.
20385 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
20386 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
20387 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
20388 * gcse.c: Update copyright years.
20389 (pre_delete): Call gen_reg_rtx_and_attrs.
20390 (hoist_code): Likewise.
20391 (build_store_vectors): Likewise.
20392 (delete_store): Likewise.
20393 * loop-invariant.c (move_invariant_reg): Likewise.
20394 Update copyright years.
20396 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
20398 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
20399 control string instead of quoted.
20401 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20403 * doc/rtl.texi: Rewrite of subreg section.
20405 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
20408 * config/i386/i386.c (legitimize_pic_address): Add treating
20409 of dllimport SYM_REF's.
20410 (legitimize_dllimport_symbol): Add prototype.
20412 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20414 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
20415 reference in constructor with non self-referential type.
20417 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20419 Removal of Return with Depressed Stack Pointer support
20420 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
20421 (ECF_SP_DEPRESSED): Likewise.
20422 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
20423 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
20424 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20425 (expand_call): Do not test ECF_SP_DEPRESSED.
20426 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20427 * function.c (keep_stack_depressed): Delete.
20428 (handle_epilogue_set): Likewise.
20429 (update_epilogue_consts): Likewise.
20430 (emit_equiv_load): Likewise.
20431 (thread_prologue_and_epilogue_insns): Remove support for Return with
20432 Depressed Stack Pointer.
20433 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20435 2008-04-06 Richard Guenther <rguenther@suse.de>
20437 PR tree-optimization/35400
20438 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
20439 information from SSA_NAMEs.
20441 2008-04-06 Anatoly Sokolov <aesok@post.ru>
20443 * config/avr/avr.h (avr_mega_p): Remove declaration.
20444 (AVR_MEGA): Remove macro.
20445 * config/avr/avr.c (avr_mega_p): Remove variable.
20446 (avr_override_options): Remove inicializion of avr_mega_p.
20447 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20448 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20449 (avr_jump_mode): (Ditto.).
20450 (avr_output_progmem_section_asm_op): (Ditto.).
20451 (avr_asm_init_sections): (Ditto.).
20452 (avr_asm_init_sections): (Ditto.).
20453 (avr_rtx_costs): (Ditto.).
20454 * config/avr/avr.md: (Ditto.).
20455 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
20458 2008-04-06 Richard Guenther <rguenther@suse.de>
20460 PR tree-optimization/35842
20461 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
20462 is_gimple_invariant_address.
20464 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20466 * gcc.c (default_compilers): Sync Fortran extensions list with
20467 that in fortran/lang-specs.h.
20468 * doc/invoke.texi: Likewise.
20469 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
20470 * dwarf2out.c (gen_compile_unit_die): Likewise.
20472 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
20474 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
20476 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
20479 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
20480 attribute is used for nested functions.
20482 2008-04-05 Jan Hubicka <jh@suse.cz>
20484 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
20486 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
20488 (dump_files): Update.
20489 (enable_rtl_dump_file): Do not accept letter argument.
20490 * tree-pass.h (dump_file_info): Remove letter argument.
20491 * toplev.c (decode_d_option): Update -da handling.
20492 * toplev.h (enable_rtl_dump_file): Update prototype.
20493 * passes.c (register_one_dump_file): Do not accept IPA argument; work
20494 it out based on pass type.
20495 (register_dump_files_1): Likewise.
20496 (init_optimization_passes): Update register_one_dump_file calls.
20497 (execute_one_pass): Sanity check that IPA passes are called at IPA
20498 level and RTL passes at RTL level.
20499 (execute_pass_list): IPA pass can not be after or subpass of
20501 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
20502 disallov RTL subpasses of IPA subpasses.
20504 2008-04-05 Ben Elliston <bje@au.ibm.com>
20506 * tree-cfg.c (need_fake_edge_p): Return false for calls to
20507 builtins that return exactly once and do not throw. Cache call to
20510 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
20512 PR rtl-optimization/34916
20513 PR middle-end/35519
20514 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
20515 between instruction pairs.
20517 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
20519 * doc/invoke.texi: Document -mbitops for SH.
20520 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
20521 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
20522 * config/sh/sh.c (print_operand): Add %t operand code.
20523 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
20524 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
20525 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
20526 (extendqihi2): Likewise.
20527 (movqi_i): Likewise.
20528 (insv): Use bset, bclr and bst instructions for SH2A if possible.
20529 (extv): Use bld instruction for SH2A if possible.
20531 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
20532 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
20533 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
20534 (bset.b, bclr.b): Define peepholes.
20535 * config/sh/sh.opt (mbitops): New option.
20537 2008-04-04 Janis Johnson <janis187@us.ibm.com>
20540 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
20541 and view convert expression.
20543 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20546 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
20548 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
20550 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
20552 * config/i386/cpuid.h (bit_AES): New.
20553 (bit_PCLMUL): Likewise.
20555 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
20556 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
20557 SSE2 if AES or PCLMUL is enabled.
20558 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
20559 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20560 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
20561 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
20562 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
20563 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
20564 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20565 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
20566 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
20567 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
20568 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
20569 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
20570 __builtin_ia32_aeskeygenassist128 and
20571 __builtin_ia32_pclmulqdq128.
20572 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
20573 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
20574 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
20576 * config/i386/i386.h (TARGET_AES): New.
20577 (TARGET_PCLMUL): Likewise.
20578 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
20580 * config/i386/i386.md (UNSPEC_AESENC): New.
20581 (UNSPEC_AESENCLAST): Likewise.
20582 (UNSPEC_AESDEC): Likewise.
20583 (UNSPEC_AESDECLAST): Likewise.
20584 (UNSPEC_AESIMC): Likewise.
20585 (UNSPEC_AESKEYGENASSIST): Likewise.
20586 (UNSPEC_PCLMUL): Likewise.
20588 * config/i386/i386.opt (maes): New.
20589 (mpclmul): Likewise.
20591 * config/i386/sse.md (aesenc): New pattern.
20592 (aesenclast): Likewise.
20593 (aesdec): Likewise.
20594 (aesdeclast): Likewise.
20595 (aesimc): Likewise.
20596 (aeskeygenassist): Likewise.
20597 (pclmulqdq): Likewise.
20599 * config/i386/wmmintrin.h: New.
20601 * doc/extend.texi: Document AES and PCLMUL built-in function.
20603 * doc/invoke.texi: Document -maes and -mpclmul.
20605 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
20607 * function.c (free_after_parsing): Replace with
20608 cxx_push_function_context from C++ front-end.
20609 (allocate_struct_function): Don't call langhook.
20610 * langhooks.h (struct lang_hooks_for_functions): Delete.
20611 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
20613 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
20614 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
20615 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
20616 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
20617 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
20618 remove LANG_HOOKS_FUNCTION_INITIALIZER.
20619 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
20621 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
20622 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
20624 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20627 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
20630 2008-04-04 Richard Guenther <rguenther@suse.de>
20632 PR middle-end/35823
20633 * fold-const.c (optimize_minmax_comparison): Use the correct
20634 type for the constant in the simplified comparison.
20636 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
20638 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
20639 Pass L2 size as "--param l2-cache-size" to the compiler.
20640 (decode_l2_cache): New function to decode L2 cache parameters using
20641 0x8000006 extended cpuid function.
20642 (detect_caches_amd): Determine parameters of L2 cache using
20643 decode_l2_caches function.
20644 (decode_caches_intel): Decode L2 cache parameters.
20645 (detect_caches_intel): Determine L2 cache parameters using
20646 decode_caches_intel and decode_l2_caches functions.
20648 2008-04-03 Bob Wilson <bob.wilson@acm.org>
20650 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
20651 secondary input reload for subword loads from the constant pool.
20653 2008-04-03 Janis Johnson <janis187@us.ibm.com>
20656 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
20657 constants of the appropriate size for runtime calculations.
20660 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
20661 decimal-float literal constant zero.
20663 2008-04-03 Jakub Jelinek <jakub@redhat.com>
20666 * c-parser.c (c_parser_omp_atomic): Call
20667 default_function_array_conversion on the RHS.
20669 PR middle-end/35818
20670 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
20671 call is_variable_sized if decl has incomplete type.
20673 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
20675 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
20677 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
20679 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
20681 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
20682 (sgt<u>): Merge sgt and sgtu into new expander.
20683 (sgt, sgtu): Remove expanders.
20684 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
20685 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
20686 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
20687 *sgtu_<mode>_mips16 into new pattern.
20688 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
20689 (sge<u>): Merge sge and sgeu into new expander.
20690 (sge, sgeu): Remove expanders.
20691 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
20693 (*sge_<mode>, second *sge_<mode>): Remove patterns.
20694 (slt<u>): Merge slt and sltu into new expander.
20695 (slt, sltu): Remove expanders.
20696 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
20697 (*slt_<mode>, *sltu_<mode>): Remove patterns.
20698 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
20699 *sltu_<mode>_mips16 into new pattern.
20700 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
20701 (sle<u>): Merge sle and sleu into new expander.
20702 (sle, sleu): Remove expanders.
20703 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
20704 (*sle_<mode>, *sleu_<mode>): Remove patterns.
20705 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
20706 *sleu_<mode>_mips16 into new pattern.
20707 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
20709 2008-04-03 Jan Hubicka <jh@suse.cz>
20711 PR tree-optimization/35795
20712 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
20713 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20714 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
20715 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
20716 * score/score3.c (score3_output_mi_thunk): Likewise.
20717 * score/score7.c (score7_output_mi_thunk): Likewise.
20718 * mips/mips.c (mips_output_mi_thunk): Likewise.
20720 2008-04-03 Richard Guenther <rguenther@suse.de>
20722 * tree-vrp.c (extract_range_from_unary_expr): Handle all
20723 conversions. Simplify code.
20725 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
20727 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
20729 2008-04-03 Tom Tromey <tromey@redhat.com>
20730 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20732 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20733 * config/bfin/t-bfin-linux (generated_files): Add
20734 linux-sysroot-suffix.h.
20735 * doc/install.texi (Prerequisites): Require make 3.80.
20736 * doc/sourcebuild.texi (Front End Directory): Document new
20738 * Makefile.in (generated_files): New variable.
20739 (ALL_HOST_OBJS): New variable.
20740 ($(ALL_HOST_OBJS)): New target.
20742 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20744 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
20745 (remap_block): Call id->transform_lang_insert_block instead
20747 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
20748 Set id.transform_lang_insert_block to NULL.
20749 (clone_body): Move to cp/optimize.c
20750 * tree-inline.h (struct copy_body_data): Change
20751 transform_lang_insert_block to function pointer.
20752 (copy_generic_body, copy_decl_no_change): Export.
20753 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
20754 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
20755 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
20757 * c-tree.h (insert_block): Kill.
20758 * c-decl.c (insert_block): Kill.
20760 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20762 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20763 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20764 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
20766 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
20767 argument, call {push,pop}_function_context from here.
20768 * c-parser.c: Use c_{push,pop}_function_context.
20770 * function.c (push_function_context_to): Move meat ...
20771 (push_function_context): ... here. Simplify.
20772 * function.c (pop_function_context_from): Move meat ...
20773 (pop_function_context): ... here. Simplify.
20774 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
20776 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20777 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20778 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
20779 * tree.h (push_function_context_to, pop_function_context_from): Remove.
20781 2008-04-03 Ben Elliston <bje@au.ibm.com>
20783 * expmed.c (extract_force_align_mem_bit_field): Remove.
20785 2008-04-03 Richard Guenther <rguenther@suse.de>
20787 PR middle-end/35800
20788 * expr.h (try_casesi): Adjust prototype.
20789 * expr.c (try_casesi): Take fallback label as extra parameter.
20790 Use that for gen_casesi if default_label is NULL.
20791 * stmt.c (expand_case): Pass fallback label to try_casesi,
20792 make sure to fill gaps with a fallback label if default_label
20795 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
20798 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
20800 2008-04-03 Ben Elliston <bje@au.ibm.com>
20802 * expmed.c (extract_split_bit_field): Remove if (0) code.
20803 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
20804 (do_ds_constraint): Likewise.
20806 2008-04-02 Joseph Myers <joseph@codesourcery.com>
20808 * doc/cppopts.texi (-dU): Document.
20809 * c-common.h (flag_dump_macros): Update comment.
20810 * c-opts.c (handle_OPT_d): Handle -dU.
20811 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
20812 dump_queued_macros, cb_used_define, cb_used_undef): New.
20813 (init_pp_output): Handle -dU.
20814 (cb_line_change): Call dump_queued_macros.
20815 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
20817 2008-04-02 Anatoly Sokolov <aesok@post.ru>
20819 * config/avr/predicates.md (io_address_operand): New predicate.
20820 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
20821 * config/avr/avr.c (avr_io_address_p): Remove function.
20822 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
20823 'avr_io_address_p' function.
20824 (out_movhi_r_mr): (Ditto.).
20825 (out_movqi_mr_r): (Ditto.).
20826 (out_movhi_mr_r): (Ditto.).
20827 (avr_address_cost): (Ditto.).
20829 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
20831 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
20832 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
20833 in 32bit mode when XMM registers are available to avoid store
20835 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
20836 corresponding post-reload splitters.
20838 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20840 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
20841 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
20842 __builtin_ia32_roundss.
20843 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
20844 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
20845 __builtin_ia32_roundss.
20846 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
20847 IX86_BUILTIN_SHUFPD here.
20849 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20851 * config/i386/i386.md (plogic): New.
20852 (plogicprefix): Likewise.
20854 * config/i386/mmx.md (mmx_<code><mode>3): New.
20855 (mmx_and<mode>3): Removed.
20856 (mmx_ior<mode>3): Likewise.
20857 (mmx_xor<mode>3): Likewise.
20859 * config/i386/sse.md (<code><mode>3): New.
20860 (*<code><mode>3): Likewise.
20861 (*<code><mode>3): Likewise.
20862 (<code><mode>3): Likewise.
20863 (*sse_<code><mode>3): Likewise.
20864 (*sse2_<code><mode>3): Likewise.
20865 (<code>tf3): Likewise.
20866 (*<code>tf3): Likewise.
20867 (and<mode>3): Likewise.
20868 (*and<mode>3): Likewise.
20869 (ior<mode>3): Removed.
20870 (*ior<mode>3): Likewise.
20871 (xor<mode>3): Likewise.
20872 (*xor<mode>3): Likewise.
20873 (*and<mode>3): Likewise.
20874 (*ior<mode>3): Likewise.
20875 (*xor<mode>3): Likewise.
20876 (and<mode>3): Likewise.
20877 (*sse_and<mode>3): Likewise.
20878 (*sse2_and<mode>3): Likewise.
20879 (andtf3): Likewise.
20880 (*andtf3): Likewise.
20881 (ior<mode>3): Likewise.
20882 (*sse_ior<mode>3): Likewise.
20883 (*sse2_ior<mode>3): Likewise.
20884 (iortf3): Likewise.
20885 (*iortf3): Likewise.
20886 (xor<mode>3): Likewise.
20887 (*sse_xor<mode>3): Likewise.
20888 (*sse2_xor<mode>3): Likewise.
20889 (xortf3): Likewise.
20890 (*xortf3): Likewise.
20892 2008-04-02 Richard Guenther <rguenther@suse.de>
20894 PR tree-optimization/14495
20895 PR tree-optimization/34793
20896 * tree-vrp.c (struct switch_update): New structure.
20897 (to_remove_edges, to_update_switch_stmts): New VECs.
20898 (simplify_switch_using_ranges): New function. Remove not taken
20899 case labels and edges.
20900 (simplify_stmt_using_ranges): Call it.
20901 (identify_jump_threads): Mark edges we have queued for removal
20902 so we don't thread them.
20903 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
20905 * tree-cfg.c (group_case_labels): Deal with missing default label.
20906 (tree_verify_flow_info): Allow missing default label.
20907 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
20908 (emit_case_nodes): Likewise.
20909 (expand_case): Do not rely on the default label to be present.
20910 * expr.c (try_casesi): Deal with NULL default_label.
20911 (do_tablejump): Likewise.
20913 2008-04-02 Richard Guenther <rguenther@suse.de>
20915 PR tree-optimization/14495
20916 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
20917 SWITCH_EXPR here ...
20918 (vrp_visit_switch_stmt): ... but here (new function).
20919 (find_case_label_index): New helper function.
20920 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
20922 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20924 * fwprop.c: Fix ISO-C99ism.
20926 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20929 * Makefile.in (objdir): Set it here.
20930 * configure.ac: Not here. Find dynamic linker characteristics.
20931 * exec-tool.in: Use them.
20932 * aclocal.m4: Regenerate.
20933 * configure: Regenerate.
20935 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20937 * expr.c (expand_var): Delete it.
20938 * expr.h (expand_var): Delete prototype.
20939 * function.c (expand_function_start): Use expand_decl instead.
20940 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
20943 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
20945 PR rtl-optimization/35542
20946 * fwprop.c (forward_propagate_and_simplify): Replace
20947 loc_reg_mentioned_in_p with reg_mentioned_p.
20949 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20951 PR rtl-optimization/35281
20952 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
20953 (propagate_rtx_1): Handle PR_HANDLE_MEM.
20954 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
20955 (varying_mem_p): Move above propagate_rtx.
20956 (all_uses_available_at): Do not check MEMs.
20958 2008-04-02 Rafael Espíndola <espindola@google.com>
20960 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
20961 (register_edge_assert_for_2): Split the cond argument.
20962 (register_edge_assert_for_1): Adjust for the change in
20963 register_edge_assert_for_2.
20964 (register_edge_assert_for): Split the cond argument.
20965 (find_switch_asserts): Adjust for the change in
20966 register_edge_assert_for.
20968 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
20970 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
20971 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
20972 offsets for 64-bit mingw.
20973 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
20974 abi for x86_64-pc-mingw.
20976 2008-04-02 Richard Guenther <rguenther@suse.de>
20978 * tree-vrp.c (extract_range_from_assert): Make sure to not
20979 produce range min/max with TREE_OVERFOW set.
20980 If merging a anti-range and a range keep the anti-range if
20981 the range covers all values of the type.
20982 (register_edge_assert_for_2): Only allow sign-changing
20983 conversions in detecting canonical range checks. Also
20984 register an assert for the unsigned name if useful.
20986 PR tree-optimization/35787
20987 * tree-vrp.c (vrp_val_max): New function.
20988 (vrp_val_min): Likewise.
20989 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
20990 (vrp_val_is_min): Likewise.
20991 (supports_overflow_infinity): Use vrp_val_{min,max}.
20992 (negative_overflow_infinity): Likewise.
20993 (positive_overflow_infinity): Likewise.
20994 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
20995 (is_positive_overflow_infinity): Likewise.
20996 (is_overflow_infinity): Likewise.
20997 (avoid_overflow_infinity): Use vrp_val_{min,max} and
20998 vrp_val_is_{min,max}.
20999 (set_and_canonicalize_value_range): Canonicalize anti-ranges
21000 to ranges if possible. Avoid empty ranges.
21002 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21004 PR middle-end/35705
21005 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
21006 the expression is a function address.
21008 2008-04-01 George Helffrich <george@gcc.gnu.org>
21010 PR fortran/35154, fortran/23057
21011 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
21012 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
21013 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
21014 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
21016 (dbxout_syms): Check for COMMON-based symbol and wrap in
21017 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
21018 in bracket for efficiency.
21020 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
21021 using DW_TAG_common_block + member offset.
21022 (add_pubname_string): New function.
21023 (dw_expand_expr): New function to find block name and offset for
21025 (common_check): New function to check whether symbol in Fortran COMMON.
21026 (gen_variable_die): If COMMON, use DW_TAG_common_block.
21028 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
21031 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
21033 2008-04-02 Ben Elliston <bje@au.ibm.com>
21035 * config/v850/v850.md (casesi): Remove if (0) code.
21036 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
21037 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
21039 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
21041 * config/i386/i386.md (rex64suffix): New mode attribute.
21042 (floathi<mode>2): Disable expander for SSE math.
21043 (*floathi<mode>2_1): New insn insn_and_split pattern.
21044 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
21045 corresponding post-reload splitters.
21046 (*floathi<mode>2_i387): New macroized insn pattern.
21047 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
21048 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
21049 insn_and_split pattern.
21050 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
21051 New macroized instruction patterns and corresponding post-reload
21053 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
21054 and corresponding post-reload splitters.
21055 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
21056 New macroized instruction patterns.
21057 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
21058 macroized instruction patterns and corresponding post-reload splitters.
21059 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
21060 corresponding post-reload splitters.
21061 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
21062 New macroized instruction patterns.
21063 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
21064 corresponding post-reload splitters.
21065 (*floatsi<mode>2_i387): New macroized instruction patterns.
21067 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
21069 * config/i386/i386.md (smaxmin): New.
21070 (umaxmin): Likewise.
21071 (maxminiprefix): Likewise.
21072 (maxminfprefix): Likewise.
21073 (<code><mode>3): Likewise.
21074 (smin<mode>3): Removed.
21075 (smax<mode>3): Likewise.
21077 * config/i386/mmx.md (mmx_<code>v2sf3): New.
21078 (mmx_<code>v4hi3): Likewise.
21079 (mmx_<code>v8qi3): Likewise.
21080 (mmx_smaxv2sf3): Removed.
21081 (mmx_sminv2sf3): Likewise.
21082 (mmx_umaxv8qi3): Likewise.
21083 (mmx_smaxv4hi3): Likewise.
21084 (mmx_uminv8qi3): Likewise.
21085 (mmx_sminv4hi3): Likewise.
21087 * config/i386/sse.md (<addsub><mode>3): New.
21088 (*<addsub><mode>3): Likewise.
21089 (<sse>_vm<addsub><mode>3): Likewise.
21090 (<maxmin><mode>3): Likewise.
21091 (*<maxmin><mode>3_finite): Likewise.
21092 (*<maxmin><mode>3): Likewise.
21093 (<sse>_vm<maxmin><mode>3): Likewise.
21094 (sse3_h<addsub>v4sf3): Likewise.
21095 (sse3_h<addsub>v2df3): Likewise.
21096 (<maxmin>v16qi3): Likewise.
21097 (*<maxmin>v16qi3): Likewise.
21098 (<maxmin>v8hi3): Likewise.
21099 (*<maxmin>v8hi3): Likewise.
21100 (*sse4_1_<maxmin><mode>3): Likewise.
21101 (*sse4_1_<maxmin><mode>3): Likewise.
21102 (add<mode>3): Removed.
21103 (*add<mode>3): Likewise.
21104 (<sse>_vmadd<mode>3): Likewise.
21105 (sub<mode>3): Likewise.
21106 (*sub<mode>3): Likewise.
21107 (<sse>_vmsub<mode>3): Likewise.
21108 (smin<mode>3): Likewise.
21109 (*smin<mode>3_finite): Likewise.
21110 (*smin<mode>3): Likewise.
21111 (<sse>_vmsmin<mode>3): Likewise.
21112 (smax<mode>3): Likewise.
21113 (*smax<mode>3_finite): Likewise.
21114 (*smax<mode>3): Likewise.
21115 (<sse>_vmsmax<mode>3): Likewise.
21116 (sse3_haddv4sf3): Likewise.
21117 (sse3_haddv2df3): Likewise.
21118 (sse3_hsubv4sf3): Likewise.
21119 (sse3_hsubv2df3): Likewise.
21120 (umaxv16qi3): Likewise.
21121 (*umaxv16qi3): Likewise.
21122 (smaxv8hi3): Likewise.
21123 (*smaxv8hi3): Likewise.
21124 (*sse4_1_smax<mode>3): Likewise.
21125 (*sse4_1_umax<mode>3): Likewise.
21126 (uminv16qi3): Likewise.
21127 (*uminv16qi3): Likewise.
21128 (sminv8hi3): Likewise.
21129 (*sminv8hi3): Likewise.
21130 (*sse4_1_smin<mode>3): Likewise.
21131 (*sse4_1_umin<mode>3): Likewise.
21133 2008-04-01 Rafael Espíndola <espindola@google.com>
21135 * tree-cfg.c (verify_expr): remove in_phi.
21136 (verify_stmt): Don't call walk_tree with verify_expr. Use
21137 is_gimple_min_invariant instead of is_gimple_val.
21139 2008-04-01 Joseph Myers <joseph@codesourcery.com>
21141 * doc/include/gpl_v3.texi: Update for manpage generation.
21142 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
21144 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
21145 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
21146 gpl_v3.texi instead of gpl.texi.
21149 2008-04-01 Jakub Jelinek <jakub@redhat.com>
21152 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
21154 2008-04-01 Rafael Espíndola <espindola@google.com>
21156 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
21157 (extract_code_and_val_from_cond): Use
21158 extract_code_and_val_from_cond_with_ops.
21160 2008-04-01 Jan Hubicka <jh@suse.cz>
21162 * function.c (free_after_compilation): Free epilogue_delay_list.
21163 (prepare_function_start): Assert that previous compilation was freed.
21165 2008-04-01 Jan Hubicka <jh@suse.cz>
21166 Jim Wilson <wilson@tuliptree.org>
21167 Andreas Tobler <andreast@gcc.gnu.org>
21169 PR middle-end/35781
21170 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
21171 rtl.emit instead cfun->emit.
21172 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
21173 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
21175 2008-04-01 Ben Elliston <bje@au.ibm.com>
21177 * doc/c-tree.texi (Function Basics): Fix grammatical error.
21179 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
21181 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
21183 (fprofile-use): Add var flag_profile_use
21184 * coverage.c (coverage_begin_output): Do not open a gcno file for
21185 output only if -ftest-coverage is set.
21186 Do not add getpwd() to gcda file path.
21187 (build_gcov_info): Check the new flag
21188 flag_profile_datafile_relative_path.
21189 (coverage_init): Use profile_data_prefix.
21190 Read profile counter only if flag_profile_use is set.
21191 * opts.c (common_handle_option): New option fprofile-use=,
21192 fprofile-dir=, fprofile-generate=.
21193 * toplev.c (profile_data_prefix): New variable definition.
21194 * toplev.h (profile_data_prefix): New declaration.
21195 * doc/invoke.tex (Option Summary, Optimization Options):
21198 2008-03-31 James E. Wilson <wilson@tuliptree.org>
21200 * varasm.c (output_constant_pool_1): In LABEL_REF check,
21201 use tmp consistently.
21204 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
21205 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21206 UNSPEC_FR_RECIP_APPROX_RES.
21207 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
21209 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
21212 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
21214 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21216 PR middle-end/30186
21217 * fold-const.c (fold_indirect_ref_1): Support accessing non first
21218 element of the vector via a pointer.
21220 2008-03-31 Ian Lance Taylor <iant@google.com>
21222 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
21224 2008-03-31 Jan Hubicka <jh@suse.cz>
21226 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21227 get_arg_pointer_save_area.
21228 * expr.c (init_expr): Just clear out rtl.expr.
21229 * function.c (free_after_compilation): Clear out whole RTL structure.
21230 (get_func_frame_size): Merge into ...
21231 (get_frame_size): ... this one.
21232 (assign_stack_local_1): Merge into ...
21233 (assign_stack_local): ... this one.
21234 (expand_function_end): Update call of get_arg_pointer_save_area.
21235 (get_art_pointer_save_area): Remove cfun argument.
21236 * function.h (emit_status): regno_pointer_align does not need length
21237 attribute. Move x_regno_reg_rtx to ...
21238 (regno_reg_rtx): ... new global array.
21239 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
21240 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
21241 apply_args_value, forced_labels, stack_pointer_delta):
21243 (struct varasm_status): Move here from varasm.c
21244 (struct rtl_data): New. Move here some fields from struct function.
21245 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21246 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21247 used_temp_slots avail_temp_slots, temp_slot_level,
21248 nonlocal_goto_handler_labels): Update accesstors.
21249 (rtl): New global variable.
21250 (struct function): Move some fileds to rtl_data.
21251 (get_arg_pointer_save_area): Update prototype.
21252 * emit-rtl.c (rtl): Declare.
21253 (regno_reg_rtx): Declare.
21254 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21256 (gen_reg_rtx): Update.
21257 (init_virtual_regs): Do not tate emit_status argument.
21258 (init_emit): Do not allocate emit.
21259 * varasm.c (varasm_statuc): Move to function.h.
21260 (n_deferred_constatns): Update accestor.
21261 (init_varasm_status): Do not allocate varasm_status.
21262 (force_const_mem, get_pool_size, output_constant_pool): Update.
21263 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21264 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21266 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
21268 PR rtl-optimization/35729
21269 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
21272 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
21275 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
21276 load/store if memory is unaligned.
21277 (*movti_rex64): Likewise.
21279 * config/i386/predicates.md (misaligned_operand): New.
21281 2008-03-31 Andrew Pinski <pinskia@gmail.com>
21284 * tree-ssa-phiopt.c (conditional_replacement): Return early for
21287 2008-03-31 Jan Beulich <jbeulich@novell.com>
21289 * config/ia64/constraints.md: Add 'j' constraint.
21290 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
21291 (movdi_internal): Likewise.
21293 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
21296 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
21298 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
21301 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
21302 proper error message for the third argument on blendpd and
21305 * config/i386/sse.md (blendbits): New.
21306 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
21308 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
21310 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
21312 2008-03-30 Richard Guenther <rguenther@suse.de>
21314 PR middle-end/31023
21315 * fold-const.c (fold_sign_changed_comparison): Do leave
21316 conversions to base-types alone.
21318 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
21320 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
21321 the link register if one altivec register is be saved.
21323 2008-03-30 Ben Elliston <bje@au.ibm.com>
21325 * final.c (final_scan_insn): Remove if (0) code.
21327 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
21329 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
21331 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
21333 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
21334 of V4SFmode to ix86_binary_operator_ok.
21336 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
21338 * config/i386/i386.c (override_options): Initialize
21339 ix86_veclib_handler to ix86_veclibabi_svml when
21340 -mveclibabi=svml is used.
21341 (ix86_veclibabi_svml): New function for SVML ABI style
21342 vectorization support.
21343 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
21345 2008-03-28 Rafael Espíndola <espindola@google.com>
21347 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
21348 (tree_binary_nonnegative_warnv_p): Make it public.
21349 (tree_single_nonnegative_warnv_p): Make it public.
21350 (tree_invalid_nonnegative_warnv_p): Make it public.
21351 (tree_unary_nonzero_warnv_p): Make it public.
21352 (tree_binary_nonzero_warnv_p): Make it public
21353 (tree_single_nonzero_warnv_p): Make it public.
21354 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
21355 (extract_range_from_binary_expr): Split the expr argument.
21356 (extract_range_from_unary_expr): Split the expr argument.
21357 (extract_range_from_comparison): Split the expr argument.
21358 (extract_range_from_expr): Use the new aux functions.
21359 (vrp_evaluate_conditional_warnv): Use
21360 vrp_evaluate_conditional_warnv_with_ops.
21361 * tree.h (tree_unary_nonzero_warnv_p): Declare.
21362 (tree_binary_nonzero_warnv_p): Declare.
21363 (tree_single_nonzero_warnv_p): Declare.
21364 (tree_expr_nonzero_warnv_p): Declare.
21365 (tree_unary_nonnegative_warnv_p): Declare.
21366 (tree_binary_nonnegative_warnv_p): Declare.
21367 (tree_single_nonnegative_warnv_p): Declare.
21368 (tree_invalid_nonnegative_warnv_p): Declare.
21370 2008-03-28 Richard Guenther <rguenther@suse.de>
21372 PR tree-optimization/30317
21373 PR tree-optimization/30911
21374 PR tree-optimization/34793
21375 * tree-vrp.c (set_and_canonicalize_value_range): New function.
21376 (struct assert_locus_d): New member EXPR.
21377 (register_new_assert_for): Add EXPR parameter to support
21378 ASSERT_EXPR <name, expr OP limit>.
21379 (register_edge_assert_for_1): Adjust callers.
21380 (find_assert_locations): Likewise.
21381 (process_assert_insertions_for): Build condition from expression.
21382 (extract_range_from_assert): Handle ASSERT_EXPRs
21383 of the form ASSERT_EXPR <name, expr OP limit>.
21384 (register_edge_assert_for_2): New helper registering
21385 asserts for comparisons. Recognize range tests of the form
21386 (unsigned)i - CST1 OP CST2.
21387 (register_edge_assert_for_1): Use it.
21388 (register_edge_assert_for): Likewise.
21389 (needs_overflow_infinity): Integer sub-types
21390 do not need overflow infinities.
21391 (vrp_val_is_max): The extreme values of integer sub-types
21392 are those of the base type.
21393 (vrp_val_is_min): Likewise.
21394 * tree.def (ASSERT_EXPR): Document extra allowed conditional
21397 2008-03-28 Nick Clifton <nickc@redhat.com>
21400 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
21401 Return GENERAL_REGS for stack adjustment reloads.
21403 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
21406 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
21407 const_vector when all the vectors are constant.
21409 2008-03-27 Bob Wilson <bob.wilson@acm.org>
21411 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
21413 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
21414 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
21416 (s<code>_sf): Use new scc_sf attribute for opcode names.
21418 2008-03-27 Tom Tromey <tromey@redhat.com>
21420 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
21421 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
21422 config/spu/t-spu-elf, config/i386/t-interix,
21423 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
21424 config/i386/x-darwin, config/i386/x-mingw32,
21425 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
21426 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
21427 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
21428 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
21429 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
21430 config/rs6000/x-darwin, config/rs6000/t-rs6000,
21431 config/score/t-score-elf, config/arm/t-strongarm-pe,
21432 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
21433 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
21434 Revert automatic dependency patch.
21436 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
21439 * config/i386/i386.c (ix86_function_arg_boundary): Align
21440 decimal floating point to its natural boundary.
21442 2008-03-27 Richard Guenther <rguenther@suse.de>
21444 PR middle-end/35716
21445 * fold-const.c (fold_comparison): Restrict distinct decl
21446 comparison folding to VAR_DECLs and PARM_DECLs. Do not
21447 solely rely on operand_equal_p.
21449 2008-03-27 Richard Guenther <rguenther@suse.de>
21452 * c-common.c (handle_weak_attribute): Reject combination of
21455 2008-03-27 Richard Guenther <rguenther@suse.de>
21457 PR tree-optimization/32810
21458 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
21459 conversions from DECL_INITIAL.
21460 (fold_const_aggregate_ref): Likewise from constructor elements.
21462 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
21464 * tree-affine.h (aff_combination_expand): Declare.
21465 (get_inner_reference_aff): Likewise.
21466 * tree-affine.c (aff_combination_expand): Split out from
21467 tree_to_aff_combination_expand.
21468 (get_inner_reference_aff): New function.
21469 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
21470 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
21471 (struct lim_aux_data): sm_done field removed.
21472 (mem_ref_loc_p, mem_ref_locs_p): New types.
21473 (struct mem_ref): Added id, stored, accesses_in_loop,
21474 indep_loop, dep_loop, indep_ref, dep_ref fields.
21475 Removed is_stored, locs and next fields.
21476 (memory_accesses): New variable.
21477 (movement_possibility): Do not allow moving statements
21478 that store to memory.
21479 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
21481 (determine_max_movement): For statements with memory references,
21482 find the outermost loop in that the reference is independent.
21483 (move_computations_stmt): Mark the virtual operands for renaming.
21484 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
21485 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
21486 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
21487 add_vop_ref_mapping, create_vop_ref_mapping_loop,
21488 create_vop_ref_mapping, analyze_memory_references,
21489 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
21490 get_all_locs_in_loop, ref_always_accessed_p,
21491 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
21492 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
21493 store_motion_loop, store_motion): New functions.
21494 (struct vop_to_refs_elt): New type.
21495 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
21496 memref_hash, memref_eq, hoist_memory_references): Rewritten.
21497 (schedule_sm): Replaced by...
21498 (execute_sm): ... this.
21499 (determine_lsm_ref, hoist_memory_references,
21500 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
21501 find_more_ref_vops, free_mem_ref, free_mem_refs,
21502 determine_lsm_loop, determine_lsm): Removed.
21503 (tree_ssa_lim_finalize): Free data structures used by store motion.
21504 (tree_ssa_lim): Call analyze_memory_references. Use
21505 store_motion instead of determine_lsm.
21507 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21509 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
21510 rename tmake_file to m68hc11/t-m68hc11.
21511 (mcore): Set inhibit_libc to true.
21512 * config.host (alpha*-dec-*vms*): Set extra_programs.
21513 (interix3*): Don't use host_xmake_file.
21514 * configure.ac: Let config.gcc override inhibit_libc.
21515 * configure: Regenerate.
21517 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
21518 * config/t-openbsd-thread: Remove commented out lines.
21520 * config/x-interix: Remove.
21522 * config/m68hc11/t-m68hc11-gas: Rename to...
21523 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
21525 * config/mcore/t-mcore: Remove T_CFLAGS.
21526 * config/mcore/t-mcore-pe: Likewise.
21528 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21530 * configure.ac: Replace custom __GNU_SOURCE test with
21531 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
21532 * aclocal.m4: Regenerate.
21533 * configure: Regenerate.
21534 * config.in: Regenerate.
21536 2008-03-27 Richard Guenther <rguenther@suse.de>
21538 * fold-const.c (target.h): Include.
21539 (fold_comparison): Fold comparison of addresses of decls
21540 that bind locally or of constants. Consolidate address folding code.
21541 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
21542 results from fold_binary_to_constant.
21543 (compare_values_warnv): Likewise.
21545 2008-03-27 Andrew Pinski <pinskia@gmail.com>
21547 PR middle-end/35429
21548 * fold-const.c (fold_truthop): Check for integeral types when folding
21549 a == 0 && b == 0 and a != 0 || b != 0 .
21551 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
21553 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
21555 2008-03-26 Andreas Schwab <schwab@suse.de>
21557 * doc/invoke.texi: Fix use of @item vs. @itemx.
21559 2008-03-26 Tom Tromey <tromey@redhat.com>
21561 * Makefile.in (build/gensupport.o, build/print-rtl.o,
21562 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
21563 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
21564 build/gencodes.o, build/genconditions.o, build/genconfig.o,
21565 build/genconstants.o, build/genemit.o, build/genextract.o,
21566 build/genflags.o, build/genmddeps.o, build/genopinit.o,
21567 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
21570 2008-03-26 Richard Guenther <rguenther@suse.de>
21573 2008-03-26 Richard Guenther <rguenther@suse.de>
21575 * fold-const.c (target.h): Include.
21576 (fold_comparison): Fold comparison of addresses of two decls
21577 that bind locally. Consolidate address folding code.
21579 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21581 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
21582 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
21583 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
21584 dconstsqrt2, dconstthird, dconste and/or dconst10.
21585 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
21586 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
21587 dconstsqrt2, dconste): Delete.
21588 (init_emit_once): Likewise. Simplify initializing dconstm1.
21590 * real.c (get_real_const): New.
21591 * real.h (dconst3, dconst10, dconstm2, dconstthird,
21592 dconstsqrt2, dconste): Delete.
21593 (real_value_const, get_real_const): New.
21595 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
21597 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
21599 * config/i386/i386.c (ix86_function_arg_boundary): Check
21600 BIGGEST_ALIGNMENT instead of 128.
21601 (setup_incoming_varargs_64): Likewise.
21603 2008-03-26 Tom Tromey <tromey@redhat.com>
21605 * Makefile.in (DEPFILES): Add missing '/'.
21607 2008-03-26 Richard Guenther <rguenther@suse.de>
21609 * fold-const.c (target.h): Include.
21610 (fold_comparison): Fold comparison of addresses of two decls
21611 that bind locally. Consolidate address folding code.
21613 2008-03-26 Nick Clifton <nickc@redhat.com>
21616 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
21617 not allow INT+INT as a legitimate addressing mode.
21619 2008-03-26 Richard Guenther <rguenther@suse.de>
21621 * tree-flow.h (widen_bitfield): Remove declaration.
21622 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
21623 (widen_bitfield): Remove function.
21624 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
21627 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
21630 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
21633 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
21635 PR rtl-optimization/35232
21636 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
21637 (forget_old_reloads_1, forget_marked_reloads): Don't clear
21638 reg_reloaded_call_part_clobbered here.
21639 (reload_regs_reach_end_p): New function.
21640 (reload_reg_rtx_for_input): New variable.
21641 (reload_reg_rtx_for_output): Likewise.
21642 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
21643 when reassigning a pseudo register. Load reloadreg from
21644 reload_reg_rtx_for_input, moving the mode and register
21646 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
21647 instead of the original when deciding whether an input reload
21648 would be a no-op or whether an output reload can be deleted.
21649 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
21650 when setting up new_spill_reg_store. Load it from
21651 reload_reg_rtx_for_output, moving the mode and register
21653 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
21654 instead of the original when deciding whether an output reload
21655 would be a no-op. Do the same when modifying insn notes.
21656 Use rtx_equal_p instead of == to compare the registers.
21657 (inherit_piecemeal_p): Take a mode and two register numbers
21659 (emit_reload_insns): Clear new_spill_reg_store for every hard
21660 register in the reload register. Remove spill registers
21661 from reg_reloaded_valid before considering whether to record
21662 inheritance information for them. Use reload_reg_rtx_for_output
21663 instead of reg_rtx when recording output reloads. Use
21664 reload_reg_rtx_for_input instead of reg_rtx when recording
21665 input reloads. Set or clear reg_reloaded_call_part_clobbered
21666 at the same time as setting reg_reloaded_valid.
21667 (delete_output_reload): Add a new_reload_reg parameter and use it
21668 instead of rld[j].reg_rtx.
21669 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
21672 2008-03-25 Tom Tromey <tromey@redhat.com>
21674 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
21675 (build/genattr.o): Likewise.
21676 (build/genattrtab.o): Likewise.
21677 (build/gencodes.o): Likewise.
21678 (build/genconfig.o): Likewise.
21679 (build/genconstants.o): Likewise.
21680 (build/genemit.o): Likewise.
21681 (build/genextract.o): Likewise.
21682 (build/genflags.o): Likewise.
21684 2008-03-25 Bob Wilson <bob.wilson@acm.org>
21686 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
21687 instead of size_int for integer types.
21688 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
21689 to match type of MINUS_EXPR.
21691 2008-03-25 Tom Tromey <tromey@redhat.com>
21693 * configure: Rebuilt.
21694 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
21697 2008-03-25 Tom Tromey <tromey@redhat.com>
21699 * config/x-solaris (host-solaris.o): Update.
21700 * config/x-linux (host-linux.o): Update.
21701 * config/x-hpux (host-hpux.o): Update.
21702 * config/x-darwin (host-darwin.o): Update.
21703 * config/v850/t-v850e (v850-c.o): Update.
21704 * config/v850/t-v850 (v850-c.o): Update.
21705 * config/t-vxworks (vxworks.o): Update.
21706 * config/t-sol2 (sol2-c.o, sol2.o): Update.
21707 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
21708 * config/spu/t-spu-elf (spu-c.o): Update.
21710 * config/sh/t-symbian (sh-c.o): Update.
21711 (symbian.o): Update.
21712 * config/sh/t-sh (sh-c.o): Update.
21713 * config/score/t-score-elf (score7.o, score3.o): Update.
21714 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
21715 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
21716 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
21717 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
21718 (rs6000.o): Remove.
21719 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21720 * config/m32c/t-m32c (m32c-pragma.o): Update.
21721 * config/ia64/t-ia64 (ia64-c.o): Update.
21722 * config/i386/x-mingw32 (host-mingw32.o): Update.
21723 * config/i386/x-i386 (driver-i386.o): Update.
21724 * config/i386/x-darwin (host-i386-darwin.o): Update.
21725 * config/i386/x-cygwin (host-cygwin.o): Update.
21726 * config/i386/t-nwld (nwld.o): Update.
21727 * config/i386/t-netware (netware.o): Update.
21728 * config/i386/t-interix (winnt.o): Update.
21729 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
21730 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
21731 msformat-c.o): Update.
21732 * config/bfin/t-bfin-linux (generated_files): Add
21733 linux-sysroot-suffix.h.
21734 * config/arm/t-wince-pe (pe.o): Update.
21735 * config/arm/t-strongarm-pe (pe.o): Update.
21736 * config/arm/t-pe (pe.o): Update.
21737 * config/arm/t-arm (arm-c.o): Update.
21738 * doc/install.texi (Prerequisites): Require make 3.80.
21739 * Makefile.in: Remove .o targets.
21740 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
21741 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
21742 (simple_generated_h, simple_generated_c): Move earlier.
21743 (generated_files): New variable.
21744 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
21745 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
21746 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
21747 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
21748 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
21749 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
21750 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
21751 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
21752 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
21753 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
21754 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
21755 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
21757 (COMPILE.base, COMPILE): New variables.
21758 (%.o): New pattern rule.
21759 (ALL_HOST_OBJS): New variable.
21760 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
21761 (dummy-checksum.o, cc1-checksum.o): Remove.
21762 (DRIVER_SHLIB): New variable.
21763 (DRIVER_DEFINES): Use it.
21764 (gencondmd.c): Move out of build/.
21765 (s-conditions): Update.
21766 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
21767 (ALL_BUILD_OBJS): Likewise.
21768 (build/%.o): Use BUILDCOMPILE.
21769 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
21770 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
21771 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
21772 build/gencheck.o, build/gencodes.o, build/genconditions.o,
21773 build/genconfig.o, build/genconstants.o, build/genemit.o,
21774 build/genextract.o, build/genflags.o, build/genmddeps.o,
21775 build/genopinit.o, build/genoutput.o, build/genpeep.o,
21776 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
21777 build/gen-protos.o, build/scan.o, build/fix-header.o,
21778 build/scan-decls.o): Simplify.
21779 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
21780 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
21781 prefix.o, toplev.o): Reduce to variable setting.
21782 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
21783 ($(out_object_file), gcc-options.o): New targets.
21784 ($(ALL_HOST_OBJS)): New target. Include dependency files.
21785 * configure: Rebuilt.
21786 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
21787 * doc/sourcebuild.texi (Front End Directory): Document new variable.
21789 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
21791 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
21792 complain when we hit an error, return ERROR_MARK_NODE.
21794 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21796 * config/sh/constraints.md (Pso, Psz): New constraints.
21797 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
21798 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
21800 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21802 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
21803 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
21805 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21807 * config/sh/sh.md (prefetch): Add condition for SH2A target.
21808 (prefetch_sh2a): New.
21810 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21811 Naveen.H.S <naveen.hs@kpitcummins.com>
21813 * config/sh/constraints.md (I28): New constraint.
21814 * config/sh/sh.c (broken_move): Add support for movi20s.
21815 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
21817 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
21818 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21819 Naveen.H.S <naveen.hs@kpitcummins.com>
21821 * config/sh/sh.c (SH_ATTRIBUTES): Define.
21822 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21823 (print_operand): Handle resbank in %@ operand code.
21824 (sh_encode_section_info): New.
21825 (push_regs): Add conditions for resbank.
21826 (sh_expand_epilogue): Likewise.
21827 (sh_insert_attributes): Likewise.
21828 (sh_attribute_table): Likewise.
21829 (sh_handle_resbank_handler_attribute): New.
21830 (sh2a_handle_function_vector_handler_attribute): New.
21831 (sh2a_is_function_vector_call): New.
21832 (sh2a_get_function_vector_number): New.
21833 (sh2a_function_vector_p): New.
21834 (sh_cfun_resbank_handler_p): New.
21835 * config/sh/sh.md (calli): Emit jsr/n if possible.
21836 (calli_tbr_rel): New.
21837 (calli_pcrel): Emit jsr/n if possible.
21838 (return_i): Emit rts/n if possible.
21839 (call_valuei_tbr_rel): New.
21840 (call_valuei_pcrel): Add condition for SH2A target.
21841 (call_value): Likewise.
21842 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
21843 (sh2a_get_function_vector_number): Likewise.
21844 (sh2a_is_function_vector_call): Likewise.
21845 * doc/extend.texi: Document TBR relative addressing of SH2A.
21846 (resbank): Add description for SH2A.
21848 2008-03-24 Richard Guenther <rguenther@suse.de>
21851 * gimplify.c (gimplify_modify_expr): For frontend type-correct
21852 pointer assignments change conversions according to middle-end rules.
21853 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
21854 * configure.ac: Include type checking in yes.
21855 * configure: Regenerate.
21857 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21859 * diagnostic.c (diagnostic_count_diagnostic): Delete.
21860 (diagnostic_report_diagnostic): Update. Handle ICEs here.
21862 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
21864 * gthr-vxworks.h (UNUSED): Define.
21866 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
21868 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
21870 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
21872 * doc/extend.texi (Function Attributes): Add missing comma in the
21873 example of the "alloc_size" attribute.
21875 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
21878 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21880 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21883 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21886 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21887 of the underlying type of a MS bitfield layout to the natural
21888 alignment of the type.
21890 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21892 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21893 to their natural alignment to avoid store forwarding stalls.
21895 2008-03-22 Richard Guenther <rguenther@suse.de>
21897 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
21898 For PHI nodes verify the address is invariant.
21899 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
21900 (get_symbol_constant_value): Use is_gimple_min_invariant.
21901 (maybe_fold_stmt_indirect): Likewise.
21903 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
21905 PR rtl-optimization/33927
21906 * Makefile.in (dse.o): Depend on $(TM_P_H).
21907 * expr.h (extract_low_bits): Declare.
21908 * expmed.c (extract_low_bits): New function.
21909 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
21910 * dse.c: Include tm_p.h.
21911 (find_shift_sequence): Remove the read_reg argument and return the
21912 read value. Emit the instructions instead of returning them.
21913 Iterate on new_mode rather than calculating it each time.
21914 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
21915 source to NEW_MODE and extract_low_bits to convert the shifted
21916 value to READ_MODE.
21917 (replace_read): Allow the load and store to have different mode
21918 classes. Use extract_low_bits when SHIFT == 0. Create the shift
21919 or extraction instructions before trying the replacement. Update
21920 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
21922 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21924 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21925 to their natural alignment to avoid store forwarding stalls.
21927 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21930 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
21931 encouraging but not allowing gprs for input;
21932 change the input constraint to !f#r.
21933 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
21935 change the output constraint to !f#r.
21937 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
21940 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
21941 corresponding post-reload splitters.
21942 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
21943 when x87 FP math is selected.
21944 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
21945 New function prototype.
21946 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
21947 unreachable function to ease macroization of insn patterns.
21949 2008-03-21 Martin Jambor <mjambor@suse.cz>
21951 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
21952 reference dumps if ddr is NULL or dependence is unknown.
21954 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21956 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
21957 unsigned extension into account.
21958 (ATOMIC_COMPARE_AND_SWAP): Likewise.
21959 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
21960 Do computations on a scratch register.
21962 2008-03-21 Richard Guenther <rguenther@suse.de>
21964 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21965 Use is_gimple_min_invariant instead of TREE_INVARIANT.
21966 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
21967 * tree-ssa-dom.c (record_equality): Likewise.
21968 * tree-inline.c (copy_body_r): Likewise.
21969 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
21972 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21974 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
21975 as 'delete_unused' argument.
21977 2008-03-20 Richard Guenther <rguenther@suse.de>
21979 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21980 special casing of constant qualifiers.
21981 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
21982 care about them in general.
21983 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
21984 regardless of their type.
21985 (fold_stmt_r): Forcefully fold *& if we end up with that.
21987 2008-03-20 Paul Brook <paul@codesourcery.com>
21989 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
21990 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
21992 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
21994 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
21995 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
21997 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
21999 * common.opt (Wmudflap): New option.
22000 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
22001 (mx_register_decls): Likewise.
22002 (mudflap_finish_file): Likewise.
22003 * doc/invoke.texi: Document -Wno-mudflap.
22005 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
22007 * c-format.c (replace_format_name_to_system_name): New.
22008 (cmp_attribs): New.
22009 (convert_format_name_to_system_name): New.
22010 (decode_format_attr): Add use of convert_format_name_to_system_name.
22011 (format_types_orig): Add gnu_ prefix to names.
22012 (check_format_info_main): Special treating of \0 escaped names for
22013 supporting multi-character format specifiers as I32, I64.
22014 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
22015 (gnu_target_overrides_format_attributes): New.
22016 * c-format.h: Add structure target_ovr_attr to hold
22017 system specific formatter names.
22018 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
22019 msformat-c.o file to c_target_objs and cxx_target_objs.
22020 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22021 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
22022 (TARGET_N_FORMAT_TYPES): New.
22023 * config/i386/msformat-c.c: New.
22024 * config/i386/t-cygming: Add build rule for msformat-c.o.
22025 * doc/extend.texi: Add new format names gnu_* and ms_* and
22027 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22029 2008-03-20 Ira Rosen <irar@il.ibm.com>
22031 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
22032 optimizations turned on under -O3.
22033 (ftree-vectorize): Add that the flag is turned on with -O3.
22035 2008-03-20 Ben Elliston <bje@au.ibm.com>
22037 * regmove.c (try_auto_increment): Fix spelling error in comment.
22038 * final.c (final_scan_insn): Likewise.
22040 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
22043 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
22044 allocator preferences for "y" and "r" class registers.
22045 ("*mov<mode>_internal"): Ditto.
22046 ("*movv2sf_internal_rex64"): Ditto.
22047 ("*movv2sf_internal"): Ditto.
22049 2008-03-19 Michael Matz <matz@suse.de>
22051 PR middle-end/35616
22052 * calls.c (expand_call): Check overlap of arguments with call
22053 address for sibcalls.
22055 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22058 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22059 of the underlying type of a MS bitfield layout to the natural
22060 alignment of the type.
22062 2008-03-19 Jan Hubicka <jh@suse.cz>
22065 * toplev.c (decode_d_option): Handle all CPP flags.
22066 * tree-vrp.c: Update tree_pass descriptors.
22067 * regrename.c: Update tree_pass descriptors.
22068 * fwprop.c: Update tree_pass descriptors.
22069 * doc/invoke.texi: Remove documentation of dropped -d? flags.
22070 * tree-into-ssa.c: Update tree_pass descriptors.
22071 * tree-dump.c: Update tree_pass descriptors.
22072 * tree-complex.c: Update tree_pass descriptors.
22073 * tree-dump.h: Update tree_pass descriptors.
22074 * see.c: Update tree_pass descriptors.
22075 * cgraphbuild.c: Update tree_pass descriptors.
22076 * tracer.c: Update tree_pass descriptors.
22077 * tree-loop-distribution.c: Update tree_pass descriptors.
22078 * cgraph.c: Update tree_pass descriptors.
22079 * postreload-gcse.c: Update tree_pass descriptors.
22080 * postreload.c: Update tree_pass descriptors.
22081 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
22082 * tree-tailcall.c: Update tree_pass descriptors.
22083 * tree-pass.h (tree_opt_pass): Rename to ...
22084 (opt_pass) ... this one; add "type" field and remove letter field.
22085 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
22086 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
22087 all_lowering_passes): Update declaration.
22088 * ipa-cp.c: Update tree_pass descriptors.
22089 * final.c: Update tree_pass descriptors.
22090 * omp-low.c: Update tree_pass descriptors.
22091 * tree-ssa-dse.c: Update tree_pass descriptors.
22092 * ipa-reference.c: Update tree_pass descriptors.
22093 * tree-ssa-uncprop.c: Update tree_pass descriptors.
22094 * auto-inc-dec.c: Update tree_pass descriptors.
22095 * reorg.c: Update tree_pass descriptors.
22096 * cgraphunit.c: Update tree_pass descriptors.
22097 * tree-ssa-copyrename.c: Update tree_pass descriptors.
22098 * tree-ssa-ccp.c: Update tree_pass descriptors.
22099 * df-core.c: Update tree_pass descriptors.
22100 * mode-switching.c: Update tree_pass descriptors.
22101 * tree-nomudflap.c: Update tree_pass descriptors.
22102 * modulo-sched.c: Update tree_pass descriptors.
22103 * ipa-pure-const.c: Update tree_pass descriptors.
22104 * cse.c: Update tree_pass descriptors.
22105 * web.c: Update tree_pass descriptors.
22106 * tree-stdarg.c: Update tree_pass descriptors.
22107 * tree-ssa-math-opts.c: Update tree_pass descriptors.
22108 * tree-ssa-dom.c: Update tree_pass descriptors.
22109 * tree-nrv.c: Update tree_pass descriptors.
22110 * tree-ssa-alias.c: Update tree_pass descriptors.
22111 * loop-init.c: Update tree_pass descriptors.
22112 * gimple-low.c: Update tree_pass descriptors.
22113 * ipa-inline.c: Update tree_pass descriptors.
22114 * tree-ssa-sink.c: Update tree_pass descriptors.
22115 * global.c: Update tree_pass descriptors.
22116 * ifcvt.c: Update tree_pass descriptors.
22117 * jump.c: Update tree_pass descriptors.
22118 * predict.c: Update tree_pass descriptors.
22119 * tree-ssa-loop.c: Update tree_pass descriptors.
22120 * recog.c: Update tree_pass descriptors.
22121 * dse.c: Update tree_pass descriptors.
22122 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
22123 * tree-eh.c: Update tree_pass descriptors.
22124 * regmove.c: Update tree_pass descriptors.
22126 * function.c: Update tree_pass descriptors.
22127 * tree-vectorizer.c: Update tree_pass descriptors.
22128 * gcse.c: Update tree_pass descriptors.
22129 * ipa-type-escape.c: Update tree_pass descriptors.
22130 * tree-if-conv.c: Update tree_pass descriptors.
22131 * init-regs.c: Update tree_pass descriptors.
22132 * ipa.c: Update tree_pass descriptors.
22133 * tree-ssa-phiopt.c: Update tree_pass descriptors.
22134 * rtl-factoring.c: Update tree_pass descriptors.
22135 * lower-subreg.c: Update tree_pass descriptors.
22136 * bt-load.c: Update tree_pass descriptors.
22137 * tree-dfa.c: Update tree_pass descriptors.
22138 * except.c: Update tree_pass descriptors.
22139 * emit-rtl.c: Update tree_pass descriptors.
22140 * cfgexpand.c: Update tree_pass descriptors.
22141 * tree-cfgcleanup.c: Update tree_pass descriptors.
22142 * cfgcleanup.c: Update tree_pass descriptors.
22143 * tree-ssa-pre.c: Update tree_pass descriptors.
22144 * tree-sra.c: Update tree_pass descriptors.
22145 * tree-mudflap.c: Update tree_pass descriptors.
22146 * tree-ssa-copy.c: Update tree_pass descriptors.
22147 * cfglayout.c: Update tree_pass descriptors.
22148 * tree-ssa-forwprop.c: Update tree_pass descriptors.
22149 * tree-ssa-dce.c: Update tree_pass descriptors.
22150 * tree-ssa.c: Update tree_pass descriptors.
22151 * regclass.c: Update tree_pass descriptors.
22152 * integrate.c: Update tree_pass descriptors.
22153 * tree-optimize.c: Update tree_pass descriptors.
22154 * tree-ssa-phiprop.c: Update tree_pass descriptors.
22155 * tree-object-size.c: Update tree_pass descriptors.
22156 * combine.c: Update tree_pass descriptors.
22157 * tree-outof-ssa.c: Update tree_pass descriptors.
22158 * bb-reorder.c: Update tree_pass descriptors.
22159 * stack-ptr-mod.c: Update tree_pass descriptors.
22160 * var-tracking.c: Update tree_pass descriptors.
22161 * tree-profile.c: Update tree_pass descriptors.
22162 * tree-vect-generic.c: Update tree_pass descriptors.
22163 * reg-stack.c: Update tree_pass descriptors.
22164 * sched-rgn.c: Update tree_pass descriptors.
22165 * tree-ssa-structalias.c: Update tree_pass descriptors.
22166 * tree-cfg.c: Update tree_pass descriptors.
22167 * passes.c (current_pass): Update declaration.
22168 (finish_optimization_passes): Update.
22169 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
22170 (register_one_dump_file, register_dump_files_1, next_pass_1):
22172 (init_optimization_passes): Update handling of new types.
22173 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
22174 * ipa-struct-reorg.c: Update tree_pass descriptors.
22175 * tree-ssa-reassoc.c: Update tree_pass descriptors.
22176 * combine-stack-adj.c: Update tree_pass descriptors.
22177 * cfgrtl.c: Update tree_pass descriptors.
22178 * dce.c: Update tree_pass descriptors.
22179 * tree-ssanames.c: Update tree_pass descriptors.
22181 2008-03-19 Richard Guenther <rguenther@suse.de>
22183 PR middle-end/35609
22184 * tree-ssa.c (walk_data): New structure.
22185 (warn_uninitialized_var): If not always_executed warn with "maybe"
22187 (execute_early_warn_uninitialized): Compute post-dominators.
22188 Initialize always_executed before processing each basic block.
22190 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
22193 * config/i386/i386.c (x86_this_parameter): Calculate correct location
22194 of "this" pointer when "regparm = N" or "fastcall" is in effect.
22196 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22198 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
22200 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
22202 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
22204 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
22205 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
22206 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
22207 target after ignore has been set, and move there also the commputation
22208 of subtarget and original_target.
22209 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
22210 (LANG_HOOKS_INITIALIZER): Remove it.
22211 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
22213 2008-03-18 Richard Guenther <rguenther@suse.de>
22215 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
22216 found an expression with constants, note that in the VN for the lhs.
22217 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
22218 fold them to constants if possible. Run cleanup_cfg if done so.
22219 (execute_pre): Return todo.
22220 (do_pre): Likewise.
22221 (execute_fre): Likewise.
22222 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
22224 (get_prop_source_stmt): Look through pointer conversions.
22226 2008-03-18 Jan Hubicka <jh@suse.cz>
22228 * tree-pretty-print.c: Include predict.h.
22229 (dump_generic_node): Dump predictor.
22230 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
22231 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
22232 * gimple-low.c (lower_stmt): Likewise.
22233 * expr.c (expand_expr_real): Likewise.
22234 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
22236 (build_predict_expr, build_predict_expr): New.
22237 * predict.h (predictor_name, build_predict_expr): Update.
22238 * c-typeck.c (c_finish_bc_stmt): Add prediction.
22239 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
22240 * predict.def (PRED_CONTINUE): Update hitrate.
22241 * tree.def (PREDICT_EXPR): Define.
22242 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
22243 do not handle BIND_EXPR.
22244 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
22245 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
22246 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
22249 2008-03-18 Michael Matz <matz@suse.de>
22251 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
22253 2008-03-18 Richard Guenther <rguenther@suse.de>
22255 * tree-gimple.h (is_gimple_invariant_address): Declare.
22256 (is_gimple_constant): Likewise.
22257 * tree-gimple.c (is_gimple_constant): New function.
22258 (is_gimple_invariant_address): Likewise.
22259 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
22260 and is_gimple_invariant_address.
22261 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
22263 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
22264 an addressable base.
22266 2008-03-18 Jakub Jelinek <jakub@redhat.com>
22268 PR middle-end/35611
22269 * gimplify.c (gimplify_expr): Gimplify second operand of
22272 2008-03-17 Richard Guenther <rguenther@suse.de>
22274 PR tree-optimization/19637
22275 * fold-const.c (fold_unary): Remove restrictions of removing
22276 intermediate pointer-conversions (P2)(P1)P0.
22277 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
22278 conversion to void pointer.
22279 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
22281 2008-03-16 James E. Wilson <wilson@tuliptree.org>
22284 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
22285 emulated thread local variables.
22287 2008-03-16 Richard Guenther <rguenther@suse.de>
22289 PR middle-end/35607
22290 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
22291 expand TREE_INVARIANT operations that are not gimple invariant.
22293 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
22295 * doc/extend.texi (Alignment): Say that the ABI controls
22296 the __alignof__ for non-strict-alignment targets rather
22297 than being a recommendation.
22299 2008-03-15 Paul Brook <paul@codesourcery.com>
22301 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
22303 (arm_output_fn_unwind): Mark functions that can not be unwound.
22305 2008-03-15 Paul Brook <paul@codesourcery.com>
22307 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
22308 extension instructions.
22310 2008-03-15 Richard Guenther <rguenther@suse.de>
22312 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
22313 and fold constant aggregate refs.
22314 (fold_const_aggregate_ref): Handle string constants
22315 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
22316 (evaluate_stmt): Simplify now that ccp_fold folds constant
22319 2008-03-15 Paul Brook <paul@codesourcery.com>
22321 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
22322 (extzv): Use gen_extzv_t2.
22323 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
22325 2008-03-15 Richard Guenther <rguenther@suse.de>
22327 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
22328 (fold_const_aggregate_ref): Likewise.
22329 (get_value): Return NULL if we don't have any values.
22330 (ccp_finalize): Set const_val to NULL after freeing it.
22331 * tree-flow.h (get_symbol_constant_value): Declare.
22332 (fold_const_aggregate_ref): Likewise.
22333 * tree-ssa-sccvn.c (try_to_simplify): Use them.
22335 2008-03-15 Richard Guenther <rguenther@suse.de>
22337 PR middle-end/35593
22338 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
22339 to not produce negative array indices if not allowed. Add
22340 parameter to indicate that.
22341 (maybe_fold_offset_to_component_ref): Allow negative array
22342 indices only for the first member of a structure.
22343 (maybe_fold_offset_to_reference): Allow negative array indices.
22344 (maybe_fold_stmt_addition): Likewise.
22346 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
22347 Anatoly Sokolov <aesok@post.ru>
22349 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
22350 (avr_arch): Add ARCH_AVR6.
22351 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
22352 (initial_elimination_offset): Initialize and use 'avr_pc_size'
22353 instead of fixed value 2.
22354 (print_operand_address): Use gs() asm specifier instead of pm().
22355 (avr_assemble_integer): (Ditto.).
22356 (avr_output_addr_vec_elt): (Ditto.).
22357 (print_operand): Handle "!" code.
22358 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
22359 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
22360 (AVR_HAVE_EIJMP_EICALL): Define.
22361 (AVR_3_BYTE_PC): Redefine.
22362 (AVR_2_BYTE_PC): (Ditto.).
22363 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
22364 (LINK_SPEC): Add atmega2560 and atmega2561.
22365 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
22367 * config/avr/avr.md (call_insn): Use eicall instead of icall
22368 for 3 byte PC devices.
22369 (call_value_insn): (Ditto.).
22370 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
22371 (indirect_jump): Use only for for 2 byte PC devices.
22372 (*tablejump): (Ditto.).
22373 (*indirect_jump_avr6): Add insn.
22374 (*tablejump_rjmp): Don't use for 3 byte PC devices.
22375 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
22376 instead of ijmp for 3 byte PC devices.
22377 (__tablejump2__): (Ditto.).
22378 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
22379 (MULITLIB_DIRNAMES): (Ditto.).
22380 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
22382 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
22384 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
22385 "sse2_umulsidi3". Use V1DI mode for operand 0.
22386 ("mmx_psadbw"): Use V1DI mode for operand 0.
22387 * config/i386/i386-modes.def (V1SI): New vector mode.
22388 * config/i386/i386.c (struct builtin_description)
22389 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
22390 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
22391 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
22392 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
22393 v1di_ftype_v8qi_v8qi type.
22394 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
22396 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
22397 __builtin_ia32_pmuludq]: Fix the mode of return value.
22399 2008-03-15 Richard Guenther <rguenther@suse.de>
22401 PR middle-end/35595
22402 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
22405 2008-03-14 Bob Wilson <bob.wilson@acm.org>
22407 * doc/invoke.texi (Option Summary, Xtensa Options): Document
22408 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
22409 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
22410 unless TARGET_SERIALIZE_VOLATILE is enabled.
22411 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
22412 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
22413 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
22415 2008-03-14 Richard Guenther <rguenther@suse.de>
22417 PR tree-optimization/34172
22418 * tree-flow.h (refs_may_alias_p): Declare.
22419 (get_single_def_stmt): Likewise.
22420 (get_single_def_stmt_from_phi): Likewise.
22421 (get_single_def_stmt_with_phi): Likewise.
22422 * tree-dfa.c (refs_may_alias_p): New function.
22423 (get_single_def_stmt): Likewise.
22424 (get_single_def_stmt_from_phi): Likewise.
22425 (get_single_def_stmt_with_phi): Likewise.
22426 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
22427 (vn_reference_lookup_1): New helper function.
22428 (vn_reference_lookup): Walk the virtual use-def chain to
22429 continue searching for a match if the def does not alias the
22430 reference we are looking for.
22432 2008-03-14 David Edelsohn <edelsohn@gnu.org>
22434 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
22435 archive and Perzl. Update The Written Word listing.
22437 2008-03-14 Richard Guenther <rguenther@suse.de>
22439 PR tree-optimization/34043
22440 PR tree-optimization/33989
22441 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
22443 (bitmap_find_leader): Use extra argument to verify dominance
22444 relationship inside a basic-block.
22445 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
22446 (find_leader_in_sets): Adjust.
22447 (create_component_ref_by_pieces): Take extra argument for
22448 dominance check, handle lookup failures.
22449 (find_or_generate_expression): Likewise.
22450 (create_expression_by_pieces): Likewise.
22451 (insert_into_preds_of_block): Adjust.
22452 (create_value_expr_from): If asked for, verify all operands
22453 are in the blocks AVAIL_OUT set.
22454 (make_values_for_stmt): Check for SSA_NAMEs that are life
22455 over an abnormal edge.
22456 (compute_avail): Remove such check.
22457 (do_SCCVN_insertion): New function.
22458 (eliminate): If we do not find a leader suitable for replacement
22459 insert a replacement expression from SCCVN if available.
22460 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
22461 (struct vn_ssa_aux): Add needs_insertion flag.
22462 * tree-ssa-sccvn.c (may_insert): New global flag.
22463 (copy_reference_ops_from_ref): Value-number union member access
22464 based on its size, not type and member if insertion is allowed.
22465 (visit_reference_op_load): For a weak match from union type
22466 punning lookup a view-converted value and insert a SSA_NAME
22467 for that value if that is not found.
22468 (visit_use): Make dumps shorter. Do not disallow value numbering
22469 SSA_NAMEs that are life over an abnormal edge to constants.
22470 (free_scc_vn): Release inserted SSA_NAMEs.
22471 (run_scc_vn): New flag to specify whether insertion is allowed.
22472 Process SSA_NAMEs in forward order.
22473 * tree-ssa-loop-im.c (for_each_index): Handle invariant
22474 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
22475 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
22476 pointer type to/from integral types that do not change the
22477 precision to regular conversions.
22479 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22481 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22482 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22483 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
22484 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
22485 input arguments and the mode of return value. Built-in functions
22486 that operate on whole 64-bit MMX register now use V1DI mode.
22488 2008-03-13 Alon Dayan <alond@il.ibm.com>
22489 Olga Golovanevsky <olga@il.ibm.com>
22491 PR tree-optimization/35041
22492 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
22493 to locate the right position in a statement.
22495 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22499 * config/i386/xmmintrin.h: Change all static inline functions to
22500 extern inline and add __gnu_inline__ attribute.
22501 * config/i386/bmintrin.h: Ditto.
22502 * config/i386/smmintrin.h: Ditto.
22503 * config/i386/tmmintrin.h: Ditto.
22504 * config/i386/mmintrin-common.h: Ditto.
22505 * config/i386/ammintrin.h: Ditto.
22506 * config/i386/emmintrin.h: Ditto.
22507 * config/i386/pmmintrin.h: Ditto.
22508 * config/i386/mmintrin.h: Ditto.
22509 * config/i386/mm3dnow.h: Ditto.
22511 2008-03-13 Jakub Jelinek <jakub@redhat.com>
22513 PR middle-end/35185
22514 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
22515 (lower_omp_2): New function.
22516 (lower_omp_1, lower_omp): Rewritten.
22518 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
22521 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
22522 with the phrase "Microsoft Windows compilers".
22523 (Push/Pop Macro Pragmas): New subsection. Document
22524 #pragma push_macro and pragma pop_macro.
22526 2008-03-12 Paul Brook <paul@codesourcery.com>
22528 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
22530 2008-03-12 Paul Brook <paul@codesourcery.com>
22532 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
22533 (thumb2_alusi3_short): Exclude PLUS and MINUS.
22534 (thumb2_addsi_shortim): Rename ...
22535 (thumb2_addsi_short): ... to this. Allow register operands.
22536 (thumb2_subsi_short): New pattern.
22537 (thumb2_one_cmplsi2_short,
22538 thumb2_negsi2_short): New patterns and peepholes.
22540 2008-03-12 Paul Brook <paul@codesourcery.com>
22542 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
22544 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
22546 * config/i386/i386.md (int_cond): New code iterator.
22548 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
22549 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
22550 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
22551 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
22552 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
22553 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
22554 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
22555 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
22557 2008-03-12 Paul Brook <paul@codesourcery.com>
22559 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
22560 instead of {arm,thumb}_compute_save_reg_mask.
22561 (output_return_instruction): Ditto.
22562 (thumb_unexpanded_epilogue): Ditto.
22563 (thumb1_expand_prologue): Ditto.
22564 (thumb1_output_function_prologue): Ditto.
22565 (arm_set_return_address): Ditto.
22566 (thumb_set_return_address): Ditto.
22567 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
22568 regs to achieve stack alignment.
22569 (thumb1_compute_save_reg_mask): Fix compiler warning.
22570 (arm_output_epilogue): Use offsets->saved_regs_mask.
22571 Adjust stack pointer by poping call clobered registers.
22572 (arm_expand_prologue): Use offsets->saved_regs_mask.
22573 Adjust stack pointer by pushing extra registers.
22574 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
22576 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
22579 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
22580 conversion to the operands of a multiplication.
22582 2008-03-12 Richard Guenther <rguenther@suse.de>
22584 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
22585 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
22586 * timevar.def (TV_TREE_PHIPROP): Add.
22587 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
22588 pass description. Use TV_TREE_PHIPROP.
22589 * tree-ssa-forwprop.c: Remove phiprop code.
22591 2008-03-12 Jakub Jelinek <jakub@redhat.com>
22593 PR middle-end/35549
22594 * omp-low.c (maybe_lookup_decl): Constify first argument.
22595 (use_pointer_for_field): Change last argument from bool to
22596 omp_context *. Disallow shared copy-in/out in nested
22597 parallel if decl is shared in outer parallel too.
22598 (build_outer_var_ref, scan_sharing_clauses,
22599 lower_rec_input_clauses, lower_copyprivate_clauses,
22600 lower_send_clauses, lower_send_shared_vars): Adjust callers.
22602 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
22603 Ira Rosen <irar@il.ibm.com>
22605 * tree-vectorizer.c (free_stmt_vec_info): New function.
22606 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
22607 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
22608 * tree-vectorizer.h (free_stmt_vec_info): Declare.
22609 * tree-vect-transform.c (vectorizable_conversion): Free
22610 vec_oprnds0 if it was allocated.
22611 (vect_permute_store_chain): Remove unused VECs.
22612 (vectorizable_store): Free VECs that are allocated in the..
22614 (vect_transform_strided_load, vectorizable_load): Likewise.
22615 (vect_remove_stores): Simplify the code.
22616 (vect_transform_loop): Move code to vect_remove_stores().
22617 Call vect_remove_stores() and free_stmt_vec_info().
22619 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22621 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
22622 TARGET_HPUX. Revise comment.
22623 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
22624 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
22625 Use sr4 variant of `be' instruction when not generating PIC code.
22626 (attr_length_call): Adjust for above change.
22628 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22630 * ipa-reference.c (static_execute): Remove module_statics_const and
22631 associated setting code.
22633 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22636 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
22637 predicate for operand 1.
22638 (paritysi2_cmp): Use register_operand predicate for operand 2.
22639 Use earlyclobber modifier for operand 1. Remove support for
22641 (paritydi2_cmp): Use register_operand predicate for operand 3.
22642 Use earlyclobber modifier for operand 1. Remove support for
22645 2008-03-11 Paul Brook <paul@codesourcery.com>
22646 Vladimir Prus <vladimir@codesourcery.com>
22648 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
22649 (arm_compute_save_reg0_reg12_mask): Always
22650 check if register 11 must be saved. Always safe hard frame pointer
22651 when frame_pointer_needeed.
22652 (arm_compute_save_reg_mask): Save IP and PC
22653 only with apcs frames.
22654 (arm_output_epilogue): Adjust Thumb2 codepath to
22655 be also invoked and work for ARM non-apcs frames.
22656 (arm_expand_prologue): Don't bother saving IP
22657 for non-apcs frame, since it's not clobbered by
22658 prologue code. Implement non-apcs frame
22661 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22663 PR rtl-optimization/35281
22664 * expr.c (convert_move): Use a new pseudo for the intermediate
22665 from_mode->word_mode result.
22667 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22669 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
22670 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
22671 * toplev.c (compile_file): Don't call it.
22673 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22675 PR middle-end/35526
22676 * expr.c (store_expr): Call emit_block_move if the mode
22677 of "temp" RTX is BLKmode.
22679 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22680 Richard Guenther <rguenther@suse.de>
22682 PR tree-optimization/31358
22683 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
22684 the step with a NULL_TREE.
22685 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
22686 to sizetype if type is a pointer type.
22687 (add_candidate_1): Don't convert the base and step to
22688 the generic type if the orginal type is a pointer type.
22689 (add_iv_value_candidates): Use sizetype for the step
22690 if type is a pointer type.
22691 (cand_value_at): Likewise.
22692 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
22694 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
22695 Don't convert the tem affine to the type.
22696 (add_elt_to_tree): Use sizetype for the step if a pointer.
22697 Use POINTER_PLUS_EXPR for pointers.
22698 (aff_combination_to_tree): Use sizetype for the step if a
22701 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
22703 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
22704 Remove commutativity hint.
22706 2008-03-10 Jakub Jelinek <jakub@redhat.com>
22710 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
22711 errorneous type. Check that v is a VAR_DECL.
22713 PR middle-end/35099
22714 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
22716 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
22718 PR tree-optimization/35494
22719 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
22720 may be overriden at link and run time.
22722 2008-03-10 Richard Guenther <rguenther@suse.de>
22724 PR tree-optimization/34677
22725 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
22726 (poolify_tree): Likewise.
22727 (modify_expr_template): Likewise.
22728 (poolify_modify_stmt): Likewise.
22729 (insert_fake_stores): Handle all component-ref style stores
22730 in addition to INDIRECT_REF. Also handle complex types.
22731 Do not poolify the inserted load.
22732 (realify_fake_stores): Do not rebuild the tree but only
22733 make it a SSA_NAME copy.
22734 (init_pre): Remove initialzation of modify_expr_template.
22735 Do not allocate modify_expr_node_pool.
22736 (fini_pre): Do not free modify_expr_node_pool.
22738 2008-03-10 Paul Brook <paul@codesourcery.com>
22740 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
22741 to avoid conflicts.
22743 2008-03-10 Paul Brook <paul@codesourcery.com>
22744 Mark Shinwell <shinwell@codesourcery.com>
22746 * config/arm/cortex-r4.md: New.
22747 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
22749 * config/arm/arm.md: Include cortex-r4.md.
22750 (insn): Add smmls, sdiv and udiv values.
22751 (generic_sched): Don't use generic scheduling for Cortex-R4.
22752 (arm_issue_rate): New function.
22753 (TARGET_SCHED_ISSUE_RATE): Define.
22755 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
22757 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
22759 2008-03-10 Richard Guenther <rguenther@suse.de>
22761 * tree-ssa-pre.c (get_sccvn_value): Simplify.
22762 (compute_avail): Do not add stmt uses to AVAIL_OUT.
22764 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
22766 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
22767 Set default to true.
22769 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22771 * c.opt (Wsynth): Deprecate.
22772 * doc/invoke.texi (Option Summary, Warning Options): Document
22773 -Wno-format-contains-nul.
22775 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
22778 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
22779 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
22781 2008-03-09 Ira Rosen <irar@il.ibm.com>
22783 * config/rs6000/rs6000.c (builtin_description): Rename vector
22784 left shift operations.
22785 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
22786 (altivec_vsl<VI_char>): Rename to ...
22787 (ashl<mode>3): ... new name.
22788 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
22790 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
22792 2008-03-08 Richard Guenther <rguenther@suse.de>
22794 * coverage.h (tree_coverage_counter_addr): Declare.
22795 * coverage.c (tree_coverage_counter_addr): New function.
22796 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
22797 before using again.
22798 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
22799 (tree_gen_one_value_profiler): Likewise.
22800 (tree_gen_ic_profiler): Likewise.
22801 (tree_gen_average_profiler): Likewise.
22802 (tree_gen_ior_profiler): Likewise.
22804 2008-03-08 Richard Guenther <rguenther@suse.de>
22806 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
22807 (vn_binary_op_insert): Likewise.
22808 (vn_unary_op_lookup): Likewise.
22809 (vn_unary_op_insert): Likewise.
22810 (vn_nary_op_lookup): Declare.
22811 (vn_nary_op_insert): Likewise.
22812 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
22813 and binary hashes, use a single obstack for unary_op_pool
22814 and binary_op_pool.
22815 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
22816 a single struct vn_nary_op_s. Store tree code length and
22817 a variable number of operands.
22818 (struct vn_reference_op_struct): Remove unused op2.
22819 (vn_reference_op_eq): Do not compare op2.
22820 (vn_reference_op_compute_hash): Do not compute hash of op2.
22821 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
22822 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
22823 with vn_nary_op_compute_hash.
22824 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
22825 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
22827 (vn_unary_op_insert, vn_binary_op_insert): Replace with
22829 (visit_unary_op): Call nary functions.
22830 (visit_binary_op): Likewise.
22831 (process_scc): Adjust for struct vn_tables_s changes.
22832 (allocate_vn_table): Likewise.
22833 (free_vn_table): Likewise.
22834 * tree-vn.c (vn_add): Call nary functions.
22835 (vn_lookup): Likewise.
22837 2008-03-08 Jakub Jelinek <jakub@redhat.com>
22840 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
22841 wdst back after sync_compare_and_swapqhi_internal.
22843 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
22846 * config/i386/i386-modes.def (V1DI): New vector mode.
22847 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
22848 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
22849 (MMXMODE248): Ditto.
22850 (MMXMODE): Add V1DI mode.
22851 (mmxvecsize): Change DI mode to V1DI mode.
22852 ("mov<mode>): Use MMXMODEI8 mode iterator.
22853 ("*mov<mode>_internal_rex64"): Ditto.
22854 ("*mov<mode>_internal"): Ditto.
22855 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
22856 ("mmx_sub<mode>3"): Ditto.
22857 ("mmx_adddi3"): Remove insn pattern.
22858 ("mmx_subdi3"): Ditto.
22859 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
22860 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
22861 ("mmx_ashl<mode>3"): Ditto.
22862 ("mmx_lshrdi3"): Remove insn pattern.
22863 ("mmx_ashldi3"): Ditto.
22864 * config/i386/i386.c (classify_argument): Handle V1DImode.
22865 (function_arg_advance_32): Ditto.
22866 (function_arg_32): Ditto.
22867 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
22868 mmx_addv1di3 insn pattern.
22869 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
22870 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
22871 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
22872 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
22873 Remove definitions of built-in functions.
22874 (V1DI_type_node): New node.
22875 (v1di_ftype_v1di_int): Ditto.
22876 (v1di_ftype_v1di_v1di): Ditto.
22877 (v2si_ftype_v2si_si): Ditto.
22878 (v4hi_ftype_v4hi_di): Remove node.
22879 (v2si_ftype_v2si_di): Ditto.
22880 (ix86_init_mmx_sse_builtins): Handle V1DImode.
22881 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
22882 Redefine builtins using def_builtin_const with *_ftype_*_int node.
22883 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
22884 Add new builtins using def_builtin_const.
22885 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
22886 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
22887 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
22888 * config/i386/mmintrin.h (__v1di): New typedef.
22889 (_mm_add_si64): Cast arguments to __v1di type.
22890 (_mm_sub_si64): Ditto.
22891 (_mm_sll_pi16): Cast __count to __v4hi type.
22892 (_mm_sll_pi32): Cast __count to __v2si type.
22893 (_mm_sll_si64): Cast arguments to __v1di type.
22894 (_mm_srl_pi16): Cast __count to __v4hi type.
22895 (_mm_srl_pi32): Cast __count to __v2si type.
22896 (_mm_srl_si64): Cast arguments to __v1di type.
22897 (_mm_sra_pi16): Cast __count to __v4hi type.
22898 (_mm_sra_pi32): Cast __count to __v2si type.
22899 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
22900 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
22901 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
22902 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
22903 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
22904 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
22905 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
22906 (_mm_srai_pi32): Use __builtin_ia32_psradi.
22907 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
22908 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22909 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22910 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
22912 2008-03-07 Joseph Myers <joseph@codesourcery.com>
22914 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
22916 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
22919 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
22920 reg+const addressing for Altivec modes. Don't generate reg+reg
22921 addressing for TFmode or TDmode quantities.
22923 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
22925 * c-common.c (vector_types_convertible_p): Call langhook
22926 instead of comptypes.
22928 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22931 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
22932 integral and scalar float variables which have a
22935 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
22937 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
22938 dwarf_register_span hook when emitting unwind information for
22939 register-to-memory saves.
22940 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
22941 (rs6000_frame_related): Remove call to spe_synthesize_frame.
22943 2008-03-06 Jakub Jelinek <jakub@redhat.com>
22945 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
22946 for the same VAR_DECL.
22948 2008-03-06 Tom Tromey <tromey@redhat.com>
22950 * treelang: Delete.
22951 * doc/standards.texi (Standards): Don't mention treelang.
22952 * doc/invoke.texi (Overall Options): Don't mention treelang.
22953 * doc/install.texi (Prerequisites): Don't mention bison or
22955 (Configuration): Don't mention treelang.
22956 (Building): Likewise.
22957 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
22959 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
22961 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
22962 word-extractions out of a multi-word object.
22964 2008-03-06 Richard Guenther <rguenther@suse.de>
22966 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
22967 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
22968 result type and precision.
22969 * expr.c (get_inner_reference): Set unsignedp based on the result
22970 type of BIT_FIELD_REF.
22971 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
22972 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
22973 (try_instantiate_multiple_fields): Likewise. Use the correct type
22975 (sra_build_assignment): Likewise.
22976 (sra_build_elt_assignment): Likewise.
22977 (sra_explode_bitfield_assignment): Likewise.
22978 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
22979 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
22980 set BIT_FIELD_REF_UNSIGNED.
22981 (vectorizable_load): Likewise.
22983 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
22985 * cse.c (cse_extended_basic_block): Invalidate artificial defs
22988 2008-03-06 Richard Guenther <rguenther@suse.de>
22990 * alias.c (struct alias_set_entry): Move has_zero_child field
22991 to pack with alias_set.
22993 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22995 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22998 2008-03-05 Ian Lance Taylor <iant@google.com>
23000 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
23002 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
23004 * fwprop.c (update_df): Support width and offset parameters of
23006 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
23007 global_conflicts): Change DF_REF_EXTRACT to either
23008 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23009 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23010 * df-scan.c (df_ref_record, df_defs_record,
23011 df_ref_create_structure, df_def_record_1, df_uses_record,
23012 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
23013 df_bb_refs_collect, df_entry_block_defs_collect,
23014 df_exit_block_uses_collect): Support new width and offset fields.
23015 (ref_extract_pool): New storage pool.
23016 (df_free_ref): New function.
23017 (df_reg_chain_unlink, df_free_collection_rec,
23018 df_sort_and_compress_refs): Call df_free_ref.
23019 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
23021 (df_ref_create_structure): Allocate df_ref_extract if offset and
23022 width fields are used.
23023 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
23024 (df_uses_record): Get offset and width from ZERO_EXTRACT
23026 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
23027 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23028 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23029 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
23030 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23031 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23032 (df_ref_extract): New structure.
23033 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
23034 (df_ref_create): Add width and offset parameters.
23036 2008-03-05 Richard Guenther <rguenther@suse.de>
23038 * tree-ssa-structalias.c (get_constraint_for_component_ref):
23039 Use ranges_overlap_p.
23040 (offset_overlaps_with_access): Rename
23041 to ranges_overlap_p and move ...
23042 * tree-flow-inline.h (ranges_overlap_p): ... here.
23044 * tree.h (get_inner_reference, handled_component_p): Update
23047 * tree.h (record_component_aliases, get_alias_set,
23048 alias_sets_conflict_p, alias_sets_must_conflict_p,
23049 objects_must_conflict_p): Move declarations ...
23050 * alias.h (record_component_aliases, get_alias_set,
23051 alias_sets_conflict_p, alias_sets_must_conflict_p,
23052 objects_must_conflict_p): ... here.
23053 Include coretypes.h.
23054 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
23056 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
23058 * cfg.c: Include tree-flow.h.
23059 (remove_edge_raw): Call redirect_edge_var_map_clear.
23060 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
23061 * tree-flow-inline.h (redirect_edge_var_map_def): New.
23062 (redirect_edge_var_map_result): New.
23063 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
23064 PENDING_STMT use with redirect_edge_var_map_*.
23065 * tree-ssa.c (edge_var_maps): New definition.
23066 (redirect_edge_var_map_add): New.
23067 (redirect_edge_var_map_clear): New.
23068 (redirect_edge_var_map_dup): New.
23069 (redirect_edge_var_map_vector): New.
23070 (redirect_edge_var_map_destroy): New.
23071 (ssa_redirect_edge): Replace PENDING_STMT use with
23072 redirect_edge_var_map_*.
23073 (flush_pending_stmts): Same.
23074 (delete_tree_ssa): Destroy edge var map.
23075 * tree-flow.h (struct _edge_var_map): New.
23076 Define edge_var_map vector type.
23077 Declare redirect_edge_var_map_* prototypes.
23078 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
23079 * tree-cfg.c (reinstall_phi_args): Replace
23080 PENDING_STMT use with redirect_edge_var_map_*.
23082 2008-03-05 Richard Guenther <rguenther@suse.de>
23084 PR tree-optimization/35472
23085 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
23086 whose single use_stmt has a overlapping set of loaded and
23087 stored symbols as that use_stmt might be a noop assignment then.
23089 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
23091 * gthr-rtems.h: Implement __gthread_mutex_destroy.
23093 2008-03-05 Richard Guenther <rguenther@suse.de>
23096 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
23097 should be constants.
23098 * tree-cfg.c (verify_expr): Verify it.
23099 * fold-const.c (fold_truthop): Remove code generating
23100 BIT_FIELD_REFs of structure bases.
23101 (fold_binary): Likewise.
23102 (fold_ternary): Position and size of BIT_FIELD_REFs are
23103 always host integers.
23104 (make_bit_field_ref): Remove.
23105 (optimize_bit_field_compare): Remove.
23106 (all_ones_mask_p): Remove.
23108 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
23111 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
23112 (split_block_and_df_analyze): New. Split basic block and rebuild
23114 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
23116 (split_pattern_seq): Likewise.
23117 (erase_matching_seqs): Likewise.
23118 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
23120 2008-03-04 Geoff Keating <geoffk@apple.com>
23122 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
23123 declaration and code.
23124 (tree_invalid_nonnegative_warnv_p): Likewise.
23126 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
23128 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
23129 examples. Truncate option-names then causing overfull hbox.
23131 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23134 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
23136 * configure: Rebuilt.
23138 2008-03-04 Rafael Espíndola <espindola@google.com>
23140 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
23141 (tree_unary_nonnegative_warnv_p): New.
23142 (tree_binary_nonnegative_warnv_p): New.
23143 (tree_single_nonnegative_warnv_p): New.
23144 (tree_invalid_nonnegative_warnv_p): New.
23145 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
23147 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23150 * opts.c (handle_option): Postpone 'unknown option' errors only for
23153 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
23156 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
23159 2008-03-04 Rafael Espíndola <espindola@google.com>
23161 * fold-const.c (tree_unary_nonzero_warnv_p): New.
23162 (tree_binary_nonzero_warnv_p): New.
23163 (tree_single_nonzero_warnv_p): New.
23164 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
23166 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
23168 PR middle-end/35456
23169 * fold-const.c (fold_cond_expr_with_comparison): Prevent
23170 transformations for modes that have signed zeros.
23171 * ifcvt.c (noce_try_abs): Ditto.
23173 2008-03-04 Joseph Myers <joseph@codesourcery.com>
23175 * config/i386/i386.c (override_options): Force
23176 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
23178 2008-03-04 Jan Hubicka <jh@suse.cz>
23181 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
23184 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23186 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
23187 label to probe the stack.
23189 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23191 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
23192 (__gthr_win32_mutex_destroy): Declare.
23193 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
23194 __gthr_win32_mutex_destroy.
23195 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
23197 2008-03-03 Jan Hubicka <jh@suse.cz>
23200 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
23201 aggressive on inlining cold calls.
23203 2008-03-03 Richard Guenther <rguenther@suse.de>
23205 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
23206 struct copies into the expression table.
23207 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
23208 (try_to_simplify): Likewise.
23209 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
23210 integral and pointer arguments which do not change the
23211 precision to NOP_EXPRs.
23212 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
23213 VIEW_CONVERT_EXPR case.
23215 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
23217 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
23218 defined in a loop at depth 0 is invariant.
23219 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
23220 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
23221 be called at loop depth 0.
23223 2008-03-02 Jakub Jelinek <jakub@redhat.com>
23226 * gcc.c (process_command): Update copyright notice dates.
23227 * gcov.c (print_version): Likewise.
23228 * gcov-dump.c (print_version): Likewise.
23229 * mips-tfile.c (main): Likewise.
23230 * mips-tdump.c (main): Likewise.
23232 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23235 * c-common.c (flag_permissive): Delete.
23236 (constant_expression_warnings): Check flags first.
23237 (constant_expression_error): New.
23238 * c-common.h (flag_permissive): Delete.
23239 (constant_expression_error): Declare.
23240 * flags.h (flag_permissive): Declare. Update description.
23241 * diagnostic.c (pedwarn): Update.
23243 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
23244 (permissive_error_kind): New.
23245 * toplev.c (flag_permissive): Define. Update description.
23246 * toplev.h (permissive_error_kind): Declare.
23247 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
23248 (pedwarn_c90): Use pedantic_warning_kind.
23249 * c-opts.c (c_common_post_options): flag_permissive does not affect
23250 flag_pedantic_errors.
23252 2008-03-02 Joseph Myers <joseph@codesourcery.com>
23254 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
23255 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
23256 __absvsi2, __absvDI2): Use unsigned arithmetic.
23258 2008-03-02 Andi Kleen <ak@suse.de>
23259 Richard Guenther <rguenther@suse.de>
23261 * struct-equiv.c: Remove file.
23262 * cfg_cleanup.c (condjump_equiv_p): Remove.
23263 * Makefile.in (OBJS-common): Remove struct-equiv.o.
23264 (struct-equiv.o): Remove rule.
23265 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
23266 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
23267 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
23269 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23271 * ifcvt.c (noce_process_if_block): Try to handle only the then
23272 block if the else block exists but isn't suitable.
23274 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23277 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
23278 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
23279 regression from previous patch.
23281 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23284 * gthr.h: Add __gthread_mutex_destroy as a function that must be
23286 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
23287 * gthr-single.h (__gthread_mutex_destroy): Likewise.
23288 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
23289 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
23290 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
23291 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
23292 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
23293 (__gthread_mutex_destroy_function): Rename to
23294 __gthread_mutex_destroy.
23295 * gthr-dce.h (__gthread_mutex_destroy): Call
23296 pthread_mutex_destroy.
23297 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
23298 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
23299 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
23301 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23303 * df-scan.c (df_ref_chain_change_bb): Simplify.
23304 (df_insn_change_bb): Add new_bb argument. Simplify. Call
23305 set_block_for_insn if there's any change.
23306 * df.h ((df_insn_change_bb): Fix prototype.
23307 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
23308 df_insn_change_bb, don't call set_block_for_insn.
23309 * emit-rtl.c (reorder_insns): Likewise.
23310 * haifa-sched.c (move_insn): Likewise.
23312 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23314 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
23316 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23318 * tree-flow-inline.h (next_readonly_imm_use): Return
23319 NULL_USE_OPERAND_P after the end.
23321 2008-03-01 Richard Guenther <rguenther@suse.de>
23323 PR tree-optimization/35411
23324 * tree-sra.c (sra_build_assignment): Split conversion to
23325 final type to a separate statement if we are not assigning
23328 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23330 * fold-const.c (fold_convertible_p): Correct the logic to follow
23331 that in fold_convert().
23333 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
23336 * tree-inline.c (build_duplicate_type): When we make a
23337 duplicate type, make it unique in the canonical types system.
23339 2008-02-29 Tom Tromey <tromey@redhat.com>
23341 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
23342 input_file_stack_history, input_file_stack_restored): Remove.
23343 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23344 * input.h (struct file_stack): Remove.
23345 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23346 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
23348 * diagnostic.h (struct diagnostic_context) <last_module>: Change
23350 (diagnostic_last_module_changed): Add 'map' argument.
23351 (diagnostic_set_last_function): Likewise.
23352 * diagnostic.c (undiagnostic_report_current_module): Iterate using
23353 line map, not input_file_stack.
23354 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
23356 2008-02-29 Paul Brook <paul@codesourcery.com>
23358 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
23360 2008-02-29 Paul Brook <paul@codesourcery.com>
23362 * config/arm/ieee754-df.S (muldf3): Use RET macros.
23364 2008-02-29 Richard Guenther <rguenther@suse.de>
23366 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
23368 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
23369 value for comparing for a store match.
23370 (simplify_unary_expression): Do nothing for SSA_NAMEs.
23371 (try_to_simplify): Do not do a full-blown reference lookup.
23373 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23375 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
23376 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
23378 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
23380 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
23382 * tree-loop-linear.c (try_interchange_loops): Compare memory access
23383 strides against cache sizes.
23385 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23387 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
23390 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
23392 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
23393 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
23394 is smaller than the original promoted value.
23395 (simplify_subreg): If OP is a SUBREG, try to preserve its
23396 SUBREG_PROMOTED_VAR_P information.
23398 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
23400 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
23401 (VN_INFO_GET): Allocate new objects on the obstack.
23402 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
23403 for rpo_numbers_temp, for consistency.
23404 (free_scc_vn): Free the obstack.
23406 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
23408 * doc/invoke.texi: Document -ftree-loop-distribution.
23409 * tree-loop-distribution.c: New.
23410 * tree-pass.h (pass_loop_distribution): New.
23411 * graphds.h (struct graph): Add htab_t indices.
23412 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
23413 * tree-vectorizer.c (rename_variables_in_loop): Extern.
23414 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
23415 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
23416 * tree-data-ref.c (debug_data_dependence_relations): New.
23417 (dump_data_dependence_relation): Also print data references.
23418 (free_data_ref): Extern.
23419 (same_access_functions): Moved...
23420 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
23421 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23422 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
23423 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
23424 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
23425 (stmts_from_loop): Skip LABEL_EXPR.
23426 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
23428 (build_rdg): Initialize rdg->indices htab.
23429 (free_rdg, stores_from_loop, ref_base_address,
23430 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
23431 have_similar_memory_accesses_1, ref_base_address_1,
23432 remove_similar_memory_refs): New.
23433 * tree-data-ref.h: Depend on tree-chrec.h.
23434 (debug_data_dependence_relations, free_data_ref): Declared.
23435 (same_access_functions): ... here.
23436 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
23438 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
23439 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
23440 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
23441 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23442 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
23443 rdg_vertex_for_stmt): Declared.
23444 (struct rdg_edge): Add level.
23446 (free_rdg, stores_from_loop, remove_similar_memory_refs,
23447 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
23449 (rdg_has_similar_memory_accesses): New.
23450 * tree-vect-analyze.c: Remove unused static decls.
23451 * lambda.h (dependence_level): New.
23452 * common.opt (ftree-loop-distribution): New.
23453 * tree-flow.h (mark_virtual_ops_in_bb,
23454 slpeel_tree_duplicate_loop_to_edge_cfg,
23455 rename_variables_in_loop): Declared.
23456 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
23457 (OBJS-common): Add tree-loop-distribution.o.
23458 (tree-loop-distribution.o): New rule.
23459 * tree-cfg.c (mark_virtual_ops_in_bb): New.
23460 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
23461 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
23463 2008-02-28 Joseph Myers <joseph@codesourcery.com>
23466 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
23467 other than structures and unions.
23469 2008-02-28 Richard Guenther <rguenther@suse.de>
23472 2008-02-26 Richard Guenther <rguenther@suse.de>
23474 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23475 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23476 (lookup_decl_from_uid): Declare.
23477 (remove_decl_from_map): Likewise.
23478 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23479 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23480 (decl_for_uid_map): New global hashtable mapping DECL_UID
23482 (init_ttree): Allocate it.
23483 (insert_decl_to_uid_decl_map): New helper function.
23484 (make_node_stat): Insert new decls into the map.
23485 (copy_node_stat): Likewise.
23486 (lookup_decl_from_uid): New function.
23487 (remove_decl_from_map): Likewise.
23488 (print_decl_for_uid_map_statistics): New helper.
23489 (dump_tree_statistics): Call it.
23491 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23492 (referenced_var_iterator): Adjust.
23493 (FOR_EACH_REFERENCED_VAR): Adjust.
23494 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23495 (num_referenced_vars): Adjust.
23496 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23497 (first_referenced_var): Remove.
23498 (end_referenced_vars_p): Likewise.
23499 (next_referenced_var): Likewise.
23500 (referenced_var_iterator_set): New helper function.
23501 * tree-dfa.c (referenced_var_lookup): Adjust.
23502 (referenced_var_check_and_insert): Likewise.
23503 (remove_referenced_var): Likewise.
23504 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23505 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23506 (verify_call_clobbering): Likewise.
23507 (verify_memory_partitions): Likewise.
23508 (init_tree_ssa): Allocate bitmap instead of hashtable for
23510 (delete_tree_ssa): Adjust.
23511 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23512 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23513 (compute_tag_properties): Likewise.
23514 (set_initial_properties): Likewise.
23515 (find_partition_for): Likewise.
23516 (update_reference_counts): Likewise.
23517 (dump_may_aliases_for): Likewise.
23518 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23519 (add_call_clobber_ops): Likewise.
23520 (add_call_read_ops): Likewise.
23521 (get_asm_expr_operands): Likewise.
23522 * tree-into-ssa.c (dump_decl_set): Likewise.
23523 (update_ssa): Likewise.
23524 * tree-sra.c (scan_function): Likewise.
23525 (decide_instantiations): Likewise.
23526 (scalarize_parms): Likewise.
23527 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23528 (dsa_named_for): Likewise.
23529 * tree-ssa-structalias.c (update_alias_info): Likewise.
23530 (merge_smts_into): Likewise.
23532 2008-02-27 David Daney <ddaney@avtrex.com>
23535 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
23536 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
23537 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
23538 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
23539 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
23541 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
23544 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
23545 (BUILT_IN_NEXTTOWARD): Remove.
23546 (BUILT_IN_NEXTTOWARDF): Ditto.
23547 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
23548 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
23550 2008-02-27 Tom Tromey <tromey@redhat.com>
23552 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
23553 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
23555 2008-02-27 Jan Beulich <jbeulich@novell.com>
23557 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
23558 update the respective field on newdecl.
23560 2008-02-27 Revital Eres <eres@il.ibm.com>
23562 PR rtl-optimization/34999
23563 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
23564 crossing edges that ends with a call insn.
23565 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
23566 call insn and clear the EDGE_CROSSING flag of the crossing edge
23567 when fixing fallthru edges.
23569 2008-02-27 Richard Guenther <rguenther@suse.de>
23571 PR middle-end/35390
23572 * fold-const.c (fold_unary): Return the correct argument,
23573 converted to the result type.
23575 2008-02-27 Richard Guenther <rguenther@suse.de>
23577 PR middle-end/34971
23578 * expr.c (expand_expr_real_1): Assert on rotates that operate
23580 * fold-const.c (fold_binary): Use the types precision, not the
23581 bitsize of the mode if folding rotate expressions. Build rotates
23582 only for full modes.
23584 2008-02-27 Jakub Jelinek <jakub@redhat.com>
23586 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
23587 and CPP_PRAGMA_EOL.
23588 * c-pragma.c (pragma_ns_name): New typedef.
23589 (registered_pp_pragmas): New variable.
23590 (c_pp_lookup_pragma): New function.
23591 (c_register_pragma_1): If flag_preprocess_only, do nothing
23592 for non-expanded pragmas, for expanded ones push pragma's
23593 namespace and name into registered_pp_pragmas vector.
23594 (c_invoke_pragma_handler): Register OpenMP pragmas even when
23595 flag_preprocess_only, don't register GCC pch_preprocess
23596 pragma if flag_preprocess_only.
23597 * c-opts.c (c_common_init): Call init_pragma even if
23598 flag_preprocess_only.
23599 * c-pragma.c (c_pp_lookup_pragma): New prototype.
23600 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
23601 cpp_register_pragma if flag_preprocess_only.
23603 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23606 * c-parser.c (c_parser_translation_unit): Warn for empty
23607 translation unit, not empty source file.
23609 2008-02-26 Paul Brook <paul@codesourcery.com>
23611 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
23612 operand for Thumb-2.
23613 * config/arm/arm.h (reg_class): Add CORE_REGS.
23614 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
23615 (BASE_REG_CLASS): Use CORE_REGS.
23616 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
23617 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
23618 (REGNO_OK_FOR_INDEX_P): Exclude SP.
23619 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
23620 ARM_REGNO_OK_FOR_INDEX_P.
23621 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
23622 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
23623 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
23624 (ldm/stm peepholes): Ditto.
23625 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
23626 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
23627 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
23628 * config/arm/constraints.md: Enable "k" constraint on ARM.
23630 2008-02-27 Ben Elliston <bje@au.ibm.com>
23632 * config/rs6000/rs6000.c: Annotate cache line size field in all
23633 instances of struct processor_costs.
23635 2008-02-26 David Edelsohn <edelsohn@gnu.org>
23637 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
23638 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
23639 jump_bypass): New counters.
23640 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
23641 * dce.c (gate_ud_dce): Same.
23642 (gate_fast_dce): Same.
23643 * dse.c (gate_dse1): New function.
23644 (gate_dse2): New function.
23645 (gate_dse): Merge results of new gate functions.
23646 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
23647 (gate_handle_jump_bypass): Add dbg_cnt.
23648 (gate_handle_gcse): Add dbg_cnt.
23649 * ifcvt.c (gate_handle_if_conversion): Same.
23650 (gate_handle_if_after_combine): Same.
23651 (gate_handle_if_after_reload): Same.
23652 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
23654 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
23656 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
23658 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
23660 2008-02-26 Jason Merrill <jason@redhat.com>
23663 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
23664 alone if it's the naming decl for the type's main variant.
23666 2008-02-26 Tom Tromey <tromey@redhat.com>
23668 * system.h (USE_MAPPED_LOCATION): Poison.
23669 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
23670 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
23671 (make_goto_expr_edges): Likewise.
23672 (remove_bb): Likewise.
23673 (execute_warn_function_return): Likewise.
23674 * basic-block.h (struct edge_def) <goto_locus>: Change type to
23676 * c-common.c (fname_decl): Remove old location code.
23677 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
23679 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
23681 (ASM_INPUT_SOURCE_LOCATION): Likewise.
23682 (gen_rtx_ASM_INPUT): Likewise.
23683 (gen_rtx_ASM_INPUT_loc): Likewise.
23684 (get_rtx_asm_OPERANDS): Remove.
23685 * cfglayout.c (insn_locators_alloc): Remove old location code.
23686 (set_curr_insn_source_location): Likewise.
23687 (curr_insn_locator): Likewise.
23688 * print-tree.c (print_node): Remove old location code.
23689 * tree-mudflap.c (mf_varname_tree): Remove old location code.
23690 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
23691 * cfgexpand.c (expand_gimple_cond_expr): Don't use
23692 location_from_locus.
23693 (construct_exit_block): Remove old location code.
23694 * emit-rtl.c (force_next_line_note): Remove old location code.
23695 * profile.c (branch_prob): Remove old location code.
23696 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
23697 LOC_LINE): Remove old-location variants.
23698 * langhooks.c (lhd_print_error_function): Remove old location
23700 * configure, config.in: Rebuilt.
23701 * configure.ac (--enable-mapped-location): Remove.
23702 * c-decl.c (c_init_decl_processing): Remove old location code.
23703 (finish_function): Likewise.
23704 * recog.c (decode_asm_operands): Remove old location code.
23705 * c-pch.c (c_common_read_pch): Remove old location code.
23706 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
23708 * gimple-low.c (lower_function_body): Remove old location code.
23709 * toplev.c (unknown_location): Remove.
23710 (push_srcloc): Remove old-location variant.
23711 (process_options): Remove old location code.
23712 (lang_dependent_init): Likewise.
23713 * input.h (UNKNOWN_LOCATION): Move definition.
23714 (location_t): Undeprecate.
23715 (source_locus): Remove.
23716 (location_from_locus): Remove.
23717 (struct location_s): Remove.
23718 Remove all old-location code.
23719 (input_line, input_filename): Remove.
23720 * final.c (final_scan_insn): Remove old location code.
23721 * diagnostic.c (diagnostic_build_prefix): Remove
23722 USE_MAPPED_LOCATION test.
23723 * tree.h (gimple_stmt) <locus>: Now a location_t.
23724 (tree_exp) <locus>: Likewise.
23725 (DECL_IS_BUILTIN): Remove old-location variant.
23726 (annotate_with_file_line, annotate_with_locus): Likewise.
23727 (expr_locus, set_expr_locus): Update.
23728 * tree.c (build1_stat): Remove old location code.
23729 (last_annotated_node): Remove.
23730 (annotate_with_file_line): Remove old-location variant.
23731 (annotate_with_locus): Likewise.
23732 (expr_location): Remove old location code.
23733 (set_expr_location): Likewise.
23734 (expr_has_location): Likewise.
23735 (expr_locus): Likewise.
23736 (set_expr_locus): Likewise.
23737 (expr_filename): Don't use location_from_locus.
23738 (expr_lineno): Likewise.
23739 * rtl-error.c (location_for_asm): Remove old location code.
23740 * c-lex.c (cb_line_change): Remove old location code.
23741 (fe_file_change): Likewise.
23742 (cb_def_pragma): Likewise.
23743 (c_lex_with_flags): Likewise.
23744 * gengtype.c (do_typedef): Don't special-case location types.
23745 (define_location_structures): Remove.
23746 (main): Don't call define_location_structures.
23747 * tree-pretty-print.c (dump_implicit_edges): Remove old location
23750 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23753 * builtins.def (BUILT_IN_STDARG_START): Remove.
23754 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
23755 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
23756 * tree-inline.c (inline_forbidden_p_1): Likewise.
23758 2008-02-26 Richard Guenther <rguenther@suse.de>
23760 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23761 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23762 (lookup_decl_from_uid): Declare.
23763 (remove_decl_from_map): Likewise.
23764 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23765 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23766 (decl_for_uid_map): New global hashtable mapping DECL_UID
23768 (init_ttree): Allocate it.
23769 (insert_decl_to_uid_decl_map): New helper function.
23770 (make_node_stat): Insert new decls into the map.
23771 (copy_node_stat): Likewise.
23772 (lookup_decl_from_uid): New function.
23773 (remove_decl_from_map): Likewise.
23774 (print_decl_for_uid_map_statistics): New helper.
23775 (dump_tree_statistics): Call it.
23777 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23778 (referenced_var_iterator): Adjust.
23779 (FOR_EACH_REFERENCED_VAR): Adjust.
23780 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23781 (num_referenced_vars): Adjust.
23782 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23783 (first_referenced_var): Remove.
23784 (end_referenced_vars_p): Likewise.
23785 (next_referenced_var): Likewise.
23786 (referenced_var_iterator_set): New helper function.
23787 * tree-dfa.c (referenced_var_lookup): Adjust.
23788 (referenced_var_check_and_insert): Likewise.
23789 (remove_referenced_var): Likewise.
23790 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23791 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23792 (verify_call_clobbering): Likewise.
23793 (verify_memory_partitions): Likewise.
23794 (init_tree_ssa): Allocate bitmap instead of hashtable for
23796 (delete_tree_ssa): Adjust.
23797 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23798 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23799 (compute_tag_properties): Likewise.
23800 (set_initial_properties): Likewise.
23801 (find_partition_for): Likewise.
23802 (update_reference_counts): Likewise.
23803 (dump_may_aliases_for): Likewise.
23804 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23805 (add_call_clobber_ops): Likewise.
23806 (add_call_read_ops): Likewise.
23807 (get_asm_expr_operands): Likewise.
23808 * tree-into-ssa.c (dump_decl_set): Likewise.
23809 (update_ssa): Likewise.
23810 * tree-sra.c (scan_function): Likewise.
23811 (decide_instantiations): Likewise.
23812 (scalarize_parms): Likewise.
23813 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23814 (dsa_named_for): Likewise.
23815 * tree-ssa-structalias.c (update_alias_info): Likewise.
23816 (merge_smts_into): Likewise.
23818 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23821 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
23822 * c-opts.c (c_common_handle_option): Wall enables
23823 Wvolatile-register-var.
23824 * common.opt: Move Wvolatile-register-var to...
23827 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23829 * common.opt (Wlarger-than=): New.
23830 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
23832 * opts.c (common_handle_option): Handle -Wlarger-than=.
23833 * optc-gen.awk: Likewise.
23834 * opth-gen.awk: Likewise.
23835 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
23836 * tree-optimize.c (tree_rest_of_compilation): Likewise.
23838 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23840 * c-common.c (match_case_to_enum_1): Add appropriate
23841 OPT_W* parameter to warning.
23842 (c_do_switch_warnings): Likewise.
23843 * c-typeck.c (warning_init): Add one more parameter following
23844 'warning' function.
23845 (push_init_level): Update call to warning_init.
23846 (pop_init_level): Likewise.
23847 (add_pending_init): Likewise.
23848 (output_init_element: Likewise.
23850 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23853 * toplev.c (toplev_main): If there are warnings or error, print
23854 errors for ignored options.
23855 * opts.c (ignored_options): New static variable.
23856 (postpone_unknown_option_error): New.
23857 (print_ignored_options): New.
23858 (handle_option): Postpone errors for unknown -Wno-* options.
23859 * opts.h (print_ignored_options): Declare.
23861 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
23863 * config/mips/mips.md (loadgp_blockage, blockage): Change type
23866 2008-02-25 Richard Guenther <rguenther@suse.de>
23869 2008-02-25 Richard Guenther <rguenther@suse.de>
23871 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23872 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23873 (lookup_decl_from_uid): Declare.
23874 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23875 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23876 (decl_for_uid_map): New global hashtable mapping DECL_UID
23878 (init_ttree): Allocate it.
23879 (insert_decl_to_uid_decl_map): New helper function.
23880 (make_node_stat): Insert new decls into the map.
23881 (copy_node_stat): Likewise.
23882 (lookup_decl_from_uid): New function.
23883 (print_decl_for_uid_map_statistics): New helper.
23884 (dump_tree_statistics): Call it.
23886 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23887 (referenced_var_iterator): Adjust.
23888 (FOR_EACH_REFERENCED_VAR): Adjust.
23889 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23890 (num_referenced_vars): Adjust.
23891 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23892 (first_referenced_var): Remove.
23893 (end_referenced_vars_p): Likewise.
23894 (next_referenced_var): Likewise.
23895 (referenced_var_iterator_set): New helper function.
23896 * tree-dfa.c (referenced_var_lookup): Adjust.
23897 (referenced_var_check_and_insert): Likewise.
23898 (remove_referenced_var): Likewise.
23899 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23900 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23901 (verify_call_clobbering): Likewise.
23902 (verify_memory_partitions): Likewise.
23903 (init_tree_ssa): Allocate bitmap instead of hashtable for
23905 (delete_tree_ssa): Adjust.
23906 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23907 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23908 (compute_tag_properties): Likewise.
23909 (set_initial_properties): Likewise.
23910 (find_partition_for): Likewise.
23911 (update_reference_counts): Likewise.
23912 (dump_may_aliases_for): Likewise.
23913 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23914 (add_call_clobber_ops): Likewise.
23915 (add_call_read_ops): Likewise.
23916 (get_asm_expr_operands): Likewise.
23917 * tree-into-ssa.c (dump_decl_set): Likewise.
23918 (update_ssa): Likewise.
23919 * tree-sra.c (scan_function): Likewise.
23920 (decide_instantiations): Likewise.
23921 (scalarize_parms): Likewise.
23922 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23923 (dsa_named_for): Likewise.
23924 * tree-ssa-structalias.c (update_alias_info): Likewise.
23925 (merge_smts_into): Likewise.
23927 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23930 * doc/invoke.texi (-fcx-limited-range): Document new option.
23931 * toplev.c (process_options): Handle -fcx-fortran-rules.
23932 * common.opt: Add documentation for -fcx-fortran-rules.
23934 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23937 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
23938 actual behaviour and C99.
23940 2008-02-26 Ben Elliston <bje@au.ibm.com>
23942 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
23943 (ASM_CPU_POWER6_SPEC): Likewise.
23944 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
23945 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
23946 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
23948 2008-02-25 Richard Guenther <rguenther@suse.de>
23950 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23951 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23952 (lookup_decl_from_uid): Declare.
23953 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23954 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23955 (decl_for_uid_map): New global hashtable mapping DECL_UID
23957 (init_ttree): Allocate it.
23958 (insert_decl_to_uid_decl_map): New helper function.
23959 (make_node_stat): Insert new decls into the map.
23960 (copy_node_stat): Likewise.
23961 (lookup_decl_from_uid): New function.
23962 (print_decl_for_uid_map_statistics): New helper.
23963 (dump_tree_statistics): Call it.
23965 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23966 (referenced_var_iterator): Adjust.
23967 (FOR_EACH_REFERENCED_VAR): Adjust.
23968 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23969 (num_referenced_vars): Adjust.
23970 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23971 (first_referenced_var): Remove.
23972 (end_referenced_vars_p): Likewise.
23973 (next_referenced_var): Likewise.
23974 (referenced_var_iterator_set): New helper function.
23975 * tree-dfa.c (referenced_var_lookup): Adjust.
23976 (referenced_var_check_and_insert): Likewise.
23977 (remove_referenced_var): Likewise.
23978 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23979 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23980 (verify_call_clobbering): Likewise.
23981 (verify_memory_partitions): Likewise.
23982 (init_tree_ssa): Allocate bitmap instead of hashtable for
23984 (delete_tree_ssa): Adjust.
23985 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23986 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23987 (compute_tag_properties): Likewise.
23988 (set_initial_properties): Likewise.
23989 (find_partition_for): Likewise.
23990 (update_reference_counts): Likewise.
23991 (dump_may_aliases_for): Likewise.
23992 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23993 (add_call_clobber_ops): Likewise.
23994 (add_call_read_ops): Likewise.
23995 (get_asm_expr_operands): Likewise.
23996 * tree-into-ssa.c (dump_decl_set): Likewise.
23997 (update_ssa): Likewise.
23998 * tree-sra.c (scan_function): Likewise.
23999 (decide_instantiations): Likewise.
24000 (scalarize_parms): Likewise.
24001 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24002 (dsa_named_for): Likewise.
24003 * tree-ssa-structalias.c (update_alias_info): Likewise.
24004 (merge_smts_into): Likewise.
24006 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
24009 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
24010 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
24011 * alias.h (nonoverlapping_memrefs_p): Likewise.
24013 2008-02-25 Jan Beulich <jbeulich@novell.com>
24015 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
24016 * config/i386/netware-libgcc.exp: Add __bswap?i2,
24017 __emultls_get_address, __emultls_register_common,
24018 __floatundi?f, and _Unwind_GetIPInfo.
24019 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
24020 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
24021 (gen_regparm_prefix): Likewise.
24022 (i386_nlm_encode_section_info): Sync with
24023 config/i386/winnt.c:i386_pe_encode_section_info().
24024 (i386_nlm_maybe_mangle_decl_assembler_name): New.
24025 i386_nlm_mangle_decl_assembler_name): New.
24026 (netware_override_options): New.
24027 * config/i386/netware.h (netware_override_options): Declare.
24028 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
24029 (i386_nlm_mangle_decl_assembler_name): Declare.
24030 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
24032 2008-02-25 Ben Elliston <bje@au.ibm.com>
24035 * c-decl.c (grokdeclarator): Remove unused local variables
24036 `typedef_type' and `type_as_written'.
24038 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
24039 unused local variable `has_hot_blocks'.
24040 (fix_crossing_conditional_branches): Remove unused local variable
24043 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
24045 PR middle-end/19984
24046 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
24047 using DEF_C99_BUILTIN.
24048 (BUILT_IN_NANF): Ditto.
24049 (BUILT_IN_NANL): Ditto.
24051 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
24052 Revital Eres <eres@il.ibm.com>
24054 * modulo-sched.c (calculate_must_precede_follow): Address TODO
24055 regarding the order of two dependent insns in the same row.
24057 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
24059 * stor-layout.c (layout_decl): Do not bump the alignment of a
24060 bit-field to more than byte alignment if it is packed.
24062 2008-02-24 David Edelsohn <edelsohn@gnu.org>
24064 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
24067 2008-02-24 Diego Novillo <dnovillo@google.com>
24069 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
24072 * tree-vrp.c (vrp_evaluate_conditional): With
24073 -Wtype-limits, emit a warning when comparing against a
24074 constant outside the natural range of OP0's type.
24075 * c.opt (Wtype-limits): Move ...
24076 * common.opt (Wtype-limits): ... here.
24078 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
24080 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
24081 * config/rs6000/e300c2c3.md: New file.
24082 * config/rs6000/rs6000.c (processor_costs): Add new costs for
24084 (rs6000_override_options): Add e300c2 and e300c3 cases to
24085 processor_target_table. Do not allow usage of Altivec or Spe
24086 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
24087 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
24088 * config/rs6000/rs6000.h (processor_type): Add
24089 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
24090 (ASM_CPU_SPEC): Add e300c2 and e300c3.
24091 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
24092 and ppce300c3. Include e300c2c3.md.
24094 2008-02-23 David Edelsohn <edelsohn@gnu.org>
24096 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
24097 instead of TARGET_STRICT_ALIGN.
24099 2008-02-23 Joseph Myers <joseph@codesourcery.com>
24101 * explow.c (memory_address): Assert that the generated address is
24104 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24107 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
24108 * config/darwin-ppc-ldouble-patch.def: New file.
24109 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
24110 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
24111 SUBTARGET_INIT_BUILTINS if defined.
24112 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
24115 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24118 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
24119 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
24121 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24124 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
24125 file" warning condtional on -Winvalid-PCH.
24127 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
24129 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
24131 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
24135 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
24136 prevent reload from using MMX registers.
24137 (*mov<mode>_internal): Ditto.
24138 (*movv2sf_internal_rex64): Ditto.
24139 (*movv2sf_internal): Ditto.
24141 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24143 PR documentation/31569
24144 * doc/install.texi2html: Use makeinfo --no-number-sections.
24146 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24148 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
24149 ensure that we can address an entire entity > 8 bytes. Don't
24150 generate reg+reg addressing for such data.
24152 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24154 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
24155 strings when optimizing for size, unless the target cares about
24158 2008-02-22 Tom Tromey <tromey@redhat.com>
24160 * regclass.c (current_pass): Remove declaration.
24162 2008-02-22 Anatoly Sokolov <aesok@post.ru>
24164 * config/avr/libgcc.S (__RAMPZ__): Define.
24165 (__do_copy_data): Add for devices with 128KB code memory.
24167 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24169 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24171 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
24173 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
24175 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
24178 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24181 * c-typeck.c (build_binary_op): Warn about floating point
24182 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
24184 2008-02-21 Janis Johnson <janis187@us.ibm.com>
24187 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
24188 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
24190 (rs6000_override_options): Set altivec_abi as default, not override,
24191 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
24192 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
24193 is used; use new member spe_abi.
24194 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
24195 spe_abi and altivec_abi.
24197 2008-02-22 Tomas Bily <tbily@suse.cz>
24199 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
24201 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24204 * config.build (build_file_translate): Set to `CMD //c' only if
24206 * Makefile.in (build_file_translate): Improve comment.
24208 2008-02-21 Jan Hubicka <jh@suse.cz>
24210 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
24211 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
24212 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
24214 2008-02-21 Michael Matz <matz@suse.de>
24217 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
24219 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
24221 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
24222 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
24223 as insn constraint.
24224 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
24225 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
24226 SSE_VEC_FLOAT_MODE_P as insn constraint.
24227 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
24228 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
24229 sse4a_movntdf using MODEF mode iterator.
24230 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
24231 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
24232 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
24233 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
24234 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
24235 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
24236 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
24238 2008-02-21 Richard Guenther <rguenther@suse.de>
24240 * tree.def (PAREN_EXPR): New tree code.
24241 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
24243 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
24244 * expr.c (expand_expr_real_1): Likewise.
24245 * tree-inline.c (estimate_num_insns_1): Likewise.
24246 * tree-complex.c (expand_complex_move): Likewise.
24247 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
24250 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
24253 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
24255 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
24258 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
24260 * config/sh/sh.c (find_barrier): Don't go past
24261 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
24263 2008-02-20 DJ Delorie <dj@redhat.com>
24265 * config/h8300/h8300.md (insv): Force source operand to be a register.
24267 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
24268 as a jump, not as a plain insn.
24270 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
24272 * doc/invoke.texi (Warning Options): Add new option
24273 -Wframe-larger-than=.
24274 (-Wframe-larger-than): Document.
24276 * flags.h (warn_frame_larger_than, frame_larger_than_size):
24277 Add declarations for new option variables.
24279 * final.c (final_start_function): Check the frame size
24280 before emission and issue a Wframe-larger-than warning.
24282 * opts.c (warn_frame_larger_than, frame_larger_than_size):
24283 Add definitions for new option variables.
24284 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
24286 * common.opt (Wframe-larger-than=): New option.
24288 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24290 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
24291 (<sse>_div<mode>3): Ditto.
24292 (<sse>_vmdiv<mode>3): Ditto.
24293 (<sse>_vmsqrt<mode>2): Ditto.
24294 (*smax<mode>3): Ditto.
24295 (sse5_frcz<mode>2): Ditto.
24296 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
24297 as insn constraint.
24299 2008-02-20 Richard Guenther <rguenther@suse.de>
24301 PR middle-end/35265
24302 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
24303 be happy with INTEGRAL_TYPE_P.
24305 2008-02-20 Richard Guenther <rguenther@suse.de>
24307 * fold-const.c (split_tree): Associate floatig-point expressions
24308 if flag_associative_math is set.
24310 2008-02-20 Richard Guenther <rguenther@suse.de>
24312 * tree.h (fold_real_zero_addition_p): Declare.
24313 * fold-const.c (fold_real_zero_addition_p): Export.
24314 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
24315 floating-point operations with zero and one.
24317 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
24319 * doc/install.texi: Correct references to CFLAGS, replacing them
24320 with BOOT_CFLAGS. Document flags used during bootstrap for
24323 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24325 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
24326 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
24327 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
24329 (smin<mode>3): Ditto from similar patterns.
24330 (smax<mode>3): Ditto.
24331 (*ieee_smin<mode>3): Ditto.
24332 (*ieee_smax<mode>3): Ditto.
24333 * config/i386/sse.md (sse): New mode attribute.
24334 (mov<mode>): Macroize expander from movv4sf and movv2df using
24335 SSEMODEF2P mode iterator.
24336 (<sse>_movnt<mode>): Ditto from similar patterns. Use
24337 SSE_VEC_FLOAT_MODE_P as insn constraint.
24338 (storent<mode>): Ditto.
24339 (storent<mode>): Macroize expander from storentsf and storentdf using
24340 MODEF mode iterator.
24341 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
24342 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
24343 (abs<mode>2): Ditto from similar patterns.
24344 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
24345 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
24346 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
24347 (<sse>_vmsqrt<mode>2): Ditto.
24348 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
24349 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
24350 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
24351 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
24352 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
24353 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
24354 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
24356 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
24357 iterator and SSE_FLOAT_MODE_P as insn constraint.
24358 (<sse>_ucomi): Ditto from similar patterns.
24359 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
24360 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
24361 SSE_VEC_FLOAT_MODE_P as insn constraint.
24362 (vcond<mode>): Ditto from similar patterns.
24363 (and<mode>3, *and<mode>3): Ditto.
24364 (<sse>_nand<mode>3): Ditto.
24365 (ior<mode>3, *ior<mode>3): Ditto.
24366 (xor<mode>3, *xor<mode>3): Ditto.
24367 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
24368 iterator and SSE_FLOAT_MODE_P as insn constraint.
24369 (*nand<mode>3): Ditto from similar patterns.
24370 (*ior<mode>3): Ditto.
24371 (*xor<mode>3): Ditto.
24373 2008-02-20 Ira Rosen <irar@il.ibm.com>
24375 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
24376 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
24377 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
24379 2008-02-19 Jan Hubicka <jh@suse.cz>
24381 * predict.c (tree_bb_level_predictions): Remove variable next
24382 mistakely introduced by previous commit.
24384 2008-02-19 Jan Hubicka <jh@suse.cz>
24386 * predict.c (predict_paths_leading_to): Rewrite.
24387 (predict_paths_for_bb): New.
24388 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
24390 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24393 * Makefile.in (build_file_translate): New.
24394 (gcc-vers.texi): Use it for translating $(abs_srcdir).
24395 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
24396 * configure.ac (build_file_translate): Substitute it.
24397 * configure: Regenerate.
24399 2008-02-19 Jan Hubicka <jh@suse.cz>
24401 PR rtl-optimization/34408
24402 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
24405 2008-02-19 Jan Hubicka <jh@suse.cz>
24407 PR middle-end/28779
24408 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
24411 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
24414 * config/i386/i386-modes.def: Revert the last DI alignment
24415 change until Ada people can look into it.
24417 2008-02-19 Nick Clifton <nickc@redhat.com>
24419 * opts.c (print_specific_help): Fix typo in --help text.
24421 2008-02-19 Jakub Jelinek <jakub@redhat.com>
24424 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
24425 32-bit inline asm without asm alternatives for host GCC < 3.0.
24427 2008-02-19 Richard Guenther <rguenther@suse.de>
24429 PR tree-optimization/34989
24430 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
24431 Allow propagation to INDIRECT_REF if we can simplify only.
24433 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24435 * c-common.c (warn_for_collisions_1): Use appropriate option when
24438 2008-02-19 Nick Clifton <nickc@redhat.com>
24441 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
24442 (handle_options): Fix indentation.
24443 (print_filtered_help): If no language-specific options were
24444 displayed tell the user how to list all the options supported by
24445 the language's front-end.
24446 (print_specific_help): Fix indentation and remove duplicate line.
24447 (common_handle_option): Handle the -v option.
24448 For --help enable the display of undocumented options if the -v
24449 switch has been included on the command line.
24450 For --help= check for overlaps in the arguments between the option
24451 classes and the language names and issue a warning when they
24452 cannot be disambiguated.
24453 * c.opt (v): Pass on to the common option handler.
24455 2008-02-19 Revital Eres <eres@il.ibm.com>
24457 * modulo-sched.c (sms_schedule): Change dump message when
24458 create_ddg function fails.
24459 (try_scheduling_node_in_cycle): Rename row to cycle.
24460 (print_partial_schedule): Rename CYCLE to ROW.
24462 2008-02-19 Christian Bruel <christian.bruel@st.com>
24463 Zdenek Dvorak <ook@ucw.cz>
24465 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
24467 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24470 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
24471 (*x86_movdicc_0_m1_se): Ditto.
24473 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24475 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
24476 (CMPtype): Define as __gcc_CMPtype.
24477 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
24478 (CMPtype): Define as __gcc_CMPtype.
24480 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
24482 Support valgrind 3.3 for --enable-checking=valgrind.
24483 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
24485 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
24486 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
24487 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
24488 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
24489 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
24490 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
24491 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
24493 * ggc-zone.c: Similar.
24494 * ggc-page.c: Similar.
24496 2008-02-19 Paul Brook <paul@codesourcery.com>
24499 * config/arm/ieee754-df.S: Fix do_it typo.
24500 * config/arm/ieee754-sf.S: Fix do_it typo.
24502 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24505 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
24506 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
24507 (OPTION_MASK_ISA_SSE_SET): Likewise.
24508 (OPTION_MASK_ISA_SSE2_SET): Likewise.
24509 (OPTION_MASK_ISA_SSE3_SET): Likewise.
24510 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
24511 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
24512 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
24513 (OPTION_MASK_ISA_SSE4_SET): Likewise.
24514 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
24515 (OPTION_MASK_ISA_SSE5_SET): Likewise.
24516 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
24517 (OPTION_MASK_ISA_MMX_UNSET): Updated.
24518 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
24519 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
24520 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
24521 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
24522 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
24523 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
24524 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
24525 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
24526 (OPTION_MASK_ISA_SSE4): Removed.
24527 (ix86_handle_option): Turn on bits in ix86_isa_flags and
24528 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
24529 (override_options): Don't turn on implied SSE/MMX bits in
24532 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24534 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24537 2008-02-18 Joey Ye <joey.ye@intel.com>
24539 PR middle-end/34921
24540 * tree-nested.c (insert_field_into_struct): Set type alignment
24541 to field alignment if the former is less than the latter.
24543 2008-02-18 Jakub Jelinek <jakub@redhat.com>
24545 * BASE-VER: Set to 4.4.0.
24547 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24549 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
24550 * doc/cfg.texi: Likewise.
24551 * doc/extend.texi: Likewise.
24552 * doc/gty.texi: Likewise.
24553 * doc/invoke.texi: Likewise.
24554 * doc/loop.texi: Likewise.
24555 * doc/md.texi: Likewise.
24556 * doc/passes.texi: Likewise.
24557 * doc/rtl.texi: Likewise.
24558 * doc/sourcebuild.texi: Likewise.
24559 * doc/tm.texi: Likewise.
24560 * doc/tree-ssa.texi: Likewise.
24562 2008-02-17 Richard Guenther <rguenther@suse.de>
24564 PR middle-end/35227
24565 * tree-complex.c (init_parameter_lattice_values): Handle parameters
24566 without default definition.
24568 2008-02-17 Richard Guenther <rguenther@suse.de>
24570 PR tree-optimization/35231
24571 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
24574 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
24577 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24578 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24579 libgcc_cmp_return mode.
24581 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24584 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
24586 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
24588 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
24591 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24593 * doc/c-tree.texi: Use `@.' where appropriate.
24594 * doc/extend.texi: Likewise.
24595 * doc/install.texi: Likewise.
24596 * doc/invoke.texi: Likewise.
24597 * doc/loop.texi: Likewise.
24598 * doc/makefile.texi: Likewise.
24599 * doc/md.texi: Likewise.
24600 * doc/passes.texi: Likewise.
24601 * doc/standards.texi: Likewise.
24602 * doc/tm.texi: Likewise.
24604 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24606 PR middle-end/35196
24607 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
24609 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
24610 rather than in entry_bb.
24612 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24614 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24615 libgcc_cmp_return mode.
24617 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24619 PR middle-end/35130
24620 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
24621 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
24623 2008-02-15 Richard Guenther <rguenther@suse.de>
24624 Zdenek Dvorak <ook@ucw.cz>
24626 PR tree-optimization/35164
24627 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
24628 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
24629 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24630 Only propagate addresses which do not have abnormal SSA_NAMEs
24633 2008-02-15 Joseph Myers <joseph@codesourcery.com>
24636 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
24638 2008-02-15 Jan Hubicka <jh@suse.cz>
24640 PR middle-end/35149
24641 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
24643 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24645 PR middle-end/34621
24646 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
24647 when calculating alignment_pad.
24649 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24651 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
24652 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
24653 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
24654 and STACK_BOUNDARY define.
24656 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
24658 PR preprocessor/35061
24659 * c-pragma.c (handle_pragma_pop_macro): Check that
24660 pushed_macro_table has been allocated.
24662 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
24664 PR middle-end/35136
24665 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
24666 (force_gimple_operand): Likewise.
24667 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
24668 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
24669 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
24670 (find_interesting_uses_address): Check addressability and alignment
24671 of the base expression only after substituting bases of IVs into it.
24673 2008-02-14 Michael Matz <matz@suse.de>
24676 * function.c (instantiate_virtual_regs_in_insn): Reload address
24677 before falling back to reloading the whole operand.
24679 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
24681 * config/s390/s390.c (s390_mainpool_start): Emit the pool
24682 before the first section switch note.
24684 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24686 * doc/bugreport.texi: Update copyright years.
24687 * doc/c-tree.texi: Likewise.
24688 * doc/cfg.texi: Likewise.
24689 * doc/cpp.texi: Likewise.
24690 * doc/cppinternals.texi: Likewise.
24691 * doc/fragments.texi: Likewise.
24692 * doc/frontends.texi: Likewise.
24693 * doc/gcc.texi: Likewise.
24694 * doc/gty.texi: Likewise.
24695 * doc/hostconfig.texi: Likewise.
24696 * doc/implement-c.texi: Likewise.
24697 * doc/libgcc.texi: Likewise.
24698 * doc/loop.texi: Likewise.
24699 * doc/makefile.texi: Likewise.
24700 * doc/options.texi: Likewise.
24701 * doc/passes.texi: Likewise.
24702 * doc/rtl.texi: Likewise.
24703 * doc/sourcebuild.texi: Likewise.
24704 * doc/standards.texi: Likewise.
24705 * doc/tree-ssa.texi: Likewise.
24706 * doc/trouble.texi: Likewise.
24708 * doc/extend.texi: Use @: or add comma where appropriate.
24709 * doc/invoke.texi: Likewise.
24710 * doc/tm.texi: Likewise.
24712 2008-02-14 Alan Modra <amodra@bigpond.net.au>
24715 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
24718 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
24720 * doc/md.texi (clz, ctz): Add reference.
24721 * doc/rtl.texi (clz, ctz): Likewise.
24723 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24726 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
24729 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
24731 * config/s390/s390.c (struct constant_pool): New field
24732 emit_pool_after added.
24733 (s390_mainpool_start): Set the emit_pool_after flag according
24734 to the section switch notes.
24735 (s390_mainpool_finish): Consider emit_pool_after when emitting
24736 the literal pool at the end of the function.
24737 (s390_chunkify_start): Force literal pool splits at section
24740 2008-02-13 Michael Matz <matz@suse.de>
24743 * var-tracking.c (clobber_variable_part): Correctly traverse the
24746 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24749 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
24750 Add -fdump-ipa-inline.
24751 * tree-dump.c (dump_files): Remove tree-inlined dump.
24752 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
24754 2008-02-12 Richard Guenther <rguenther@suse.de>
24756 PR tree-optimization/35171
24757 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
24760 2008-02-12 Richard Guenther <rguenther@suse.de>
24762 PR middle-end/35163
24763 * fold-const.c (fold_widened_comparison): Use get_unwidened in
24764 value-preserving mode. Disallow final truncation.
24766 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
24768 PR middle-end/35136
24769 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
24770 code from here to...
24771 (force_gimple_operand): ...here.
24773 2008-02-12 Jakub Jelinek <jakub@redhat.com>
24776 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
24777 non-compatible pointers.
24778 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
24779 different FIELD_DECLs, try harder by comparing field offsets, sizes
24782 PR inline-asm/35160
24783 * function.c (match_asm_constraints_1): Don't replace the same input
24786 2008-02-12 Anatoly Sokolov <aesok@post.ru>
24788 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
24789 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
24790 (expand_epilogue): Restore RAMPZ register.
24791 * config/avr/avr.md (RAMPZ_ADDR): New constant.
24793 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
24795 * config/i386/cygwin.asm: (__alloca): Correct calling
24796 convention and alignment.
24797 (__chkstk): Force 8 byte stack alignment.
24799 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
24800 Richard Guenther <rguenther@suse.de>
24802 PR tree-optimization/33992
24803 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
24804 the zero we compare against.
24806 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
24808 PR libfortran/35063
24809 * gthr-win32.h (__gthread_mutex_destroy_function): New function
24810 to CloseHandle after unlocking to prevent accumulation of handle
24813 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24815 PR middle_end/34150
24816 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
24817 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
24818 and update LABEL_NUSES during and after reload.
24820 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
24822 PR middle-end/34627
24823 * combine.c (simplify_if_then_else): Make sure the comparison is
24824 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
24826 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
24829 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
24830 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
24831 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
24832 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
24833 * tree.h (get_type_static_bounds): Likewise.
24835 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24837 * doc/invoke.texi (Option Summary, C++ Dialect Options)
24838 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24839 Make -Wfoo language annotations match what the compiler outputs.
24841 2008-02-08 Sa Liu <saliu@de.ibm.com>
24843 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
24844 intrinsics spu_convts, spu_convtu, spu_convtf.
24846 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
24848 * doc/extend.texi (Function Attributes) <noinline>: Mention
24849 asm ("") as method to keep calls.
24851 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24854 * doc/options.texi (Options): Replace references to opts.sh with
24856 * opts-common.c: Likewise.
24857 * optc-gen.awk: Likewise.
24859 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
24861 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
24863 2008-02-07 Richard Henderson <rth@redhat.com>
24866 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
24867 EXPR_LIST for the REG_EQUAL instead of a comparison with a
24870 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
24872 PR tree-optimization/35085
24873 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
24874 for operand entry oe2 in addition to operand entry oe3 in order to
24875 expose more opportunities for vectorizer sum reduction.
24877 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24880 * Makefile.in (LIBS): Remove $(GMPLIBS).
24881 (cc1-dummy, cc1): Add $(GMPLIBS).
24883 2008-02-06 Jan Hubicka <jh@suse.cz>
24886 * i386.md (moddf_integer): Do not produce partial memory stalls for
24887 targets where it hurts.
24889 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
24892 * optabs.c (expand_float): Do not check for decimal modes when
24893 expanding unsigned integer through signed conversion.
24895 2008-02-06 Nick Clifton <nickc@redhat.com>
24897 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
24898 inside the clobber with a match_operand and duplicated operand
24899 number in the constraint.
24900 (ineqbranchsi): Delete redundant comment.
24902 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
24904 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
24905 builtin_define ("__USE_INIT_FINI__").
24906 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
24908 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
24910 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24912 PR documentation/30330
24913 * doc/invoke.texi (C++ Dialect Options)
24914 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24915 For each warning option -Wfoo that allows -Wno-foo, ensure both
24916 -Wfoo and -Wno-foo are listed in the option index. Fix index
24917 entry of -Wswitch-default, index -Wnormalized= including the
24918 `=', and -Wlarger-than-@var{len} including @var{len}.
24920 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24922 * config/i386/i386.md (floatunssisf2): Use
24923 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
24924 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
24925 Macroize expander using MODEF mode iterator.
24927 2008-02-05 Diego Novillo <dnovillo@google.com>
24929 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
24932 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
24934 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24937 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
24939 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
24942 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
24943 to indicate if a message should be generated.
24944 (init_cumulative_args): Updated.
24945 (function_value_32): Likewise.
24947 2008-02-05 Joseph Myers <joseph@codesourcery.com>
24949 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
24951 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24954 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
24955 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
24957 2008-02-04 Diego Novillo <dnovillo@google.com>
24959 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
24962 * tree-vrp.c (vrp_evaluate_conditional): With
24963 -Wtype-limits, emit a warning when comparing against a
24964 constant outside the natural range of OP0's type.
24966 2008-02-04 Richard Guenther <rguenther@suse.de>
24968 PR middle-end/33631
24969 * expr.c (count_type_elements): Give for unions instead of
24972 2008-02-04 Richard Guenther <rguenther@suse.de>
24974 PR middle-end/35043
24975 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
24976 to TYPE_DOMAINs base type instead of using bitsizetype here.
24978 2008-02-03 Jason Merrill <jason@redhat.com>
24980 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
24982 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24985 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
24986 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
24987 (RS/6000 and PowerPC Options): Fix typos and markup.
24988 * doc/passes.texi (Tree-SSA passes): Likewise.
24990 2008-02-02 Michael Matz <matz@suse.de>
24993 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
24994 from record_last_reg_set_info.
24995 (record_last_reg_set_info): Take an RTX argument, iterate over all
24996 constituent hardregs.
24997 (record_last_set_info, record_opr_changes): Change calls to
24998 new signature or to record_last_reg_set_info_regno.
25000 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
25002 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
25004 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
25006 PR rtl-optimization/34773
25007 * reg-notes.def (EQUAL): Mention significance of combination of
25008 REG_EQUAL and REG_RETVAL.
25009 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
25010 insn that has a REG_RETVAL.
25012 2008-02-01 Roger Sayle <roger@eyesopen.com>
25015 * configure.ac (--enable-fixed-point): Disable unless explicitly
25017 * configure: Regenerate.
25019 2008-02-01 Richard Guenther <rguenther@suse.de>
25022 * invoke.texi (-finline-limit): Remove no longer true parts
25023 of the documentation. Note that there is no default value.
25025 2008-02-01 Andrew Pinski <pinskia@gmail.com>
25026 Mark Mitchell <mark@codesourcery.com>
25027 Ben Elliston <bje@au.ibm.com>
25030 * doc/extend.texi (Other Builtins): Document.
25032 2008-01-31 Tom Browder <tom.browder@gmail.com>
25034 * doc/c-tree.texi (Types): Fix grammar.
25035 (Expression trees): Ditto.
25036 * doc/passes.texi (Tree-SSA passes): Ditto.
25038 * doc/configterms.texi (Configure Terms): Fix typo.
25039 * doc/cpp.texi (Common Predefined Macros): Ditto.
25040 * doc/md.texi (Machine Constraints): Ditto.
25042 * doc/makefile.texi (Makefile): Add comma.
25044 2008-01-31 Tom Browder <tom.browder@gmail.com>
25045 Gerald Pfeifer <gerald@pfeifer.com>
25047 * doc/sourcebuild.texi (Front End): Remove references to CVS
25048 and CVSROOT/modules.
25049 (Texinfo Manuals): Replace reference to CVS by one to SVN.
25050 (Back End): Remove reference to CVS.
25052 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
25055 * config/mips/mips.c (gen_load_const_gp): New function, taking a
25057 (mips16_gp_pseudo_reg): ...here.
25058 * config/mips/mips.md (load_const_gp): Replace with...
25059 (load_const_gp_<mode>): ...this :P-based insn.
25061 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25063 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
25064 options. Minor fixes.
25065 (-std): Move reference to standards closer to where language
25066 standards are first mentioned.
25068 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
25070 PR rtl-optimization/34995
25071 * reload.c (alternative_allows_const_pool_ref): Take an rtx
25072 parameter and return a bool. If the rtx parameter is nonnull,
25073 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
25074 (find_reloads): Update call accordingly. Pass the new operand
25075 if it needed no address reloads, otherwise pass null.
25077 2008-01-30 Richard Henderson <rth@redhat.com>
25080 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
25081 for unbounded arrays.
25083 2008-01-30 Silvius Rus <rus@google.com>
25085 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
25087 2008-01-30 Jan Hubicka <jh@suse.cz>
25090 * i386.c (init_cumulative_args): Use real function declaration when
25093 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
25095 PR rtl-optimization/34998
25096 * global.c (build_insn_chain): Treat non-subreg_lowpart
25097 SUBREGs of pseudos as clobbering all the words covered by the
25098 SUBREG, not just all the bytes.
25099 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
25100 original df_ref rather than an extract parameter.
25101 (global_conflicts): Update call accordingly.
25103 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
25105 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
25106 the overflow check to make it easier to read.
25107 (__fixtfdi): Change the type of the ll member in union
25108 long_double to UDItype_x.
25110 2008-01-30 Jakub Jelinek <jakub@redhat.com>
25112 PR middle-end/34969
25113 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
25114 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
25115 * tree-inline.c (fold_marked_statements): Call
25116 cgraph_update_edges_for_call_stmt if folding a call statement.
25117 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
25118 debug_generic_stmt calls, reset it back afterwards.
25121 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
25123 * c-typeck.c (build_external_ref): Don't pedwarn about
25124 static vars in current function's scope.
25126 2008-01-29 Joseph Myers <joseph@codesourcery.com>
25128 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
25130 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
25133 * ipa-struct-reorg.c: Fix spelling.
25134 * params.def: Ditto.
25136 2008-01-29 Richard Guenther <rguenther@suse.de>
25138 PR middle-end/35006
25139 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
25141 * tree-inline.c (remap_type): Increment remapping_type_depth
25142 around remapping types.
25143 (copy_body_r): Only add referenced variables if they are referenced
25144 from code, not types.
25146 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
25157 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
25158 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
25160 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
25163 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
25164 pointer for tiny stack.
25166 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25168 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
25170 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25172 * config/vx-common.h: Fix typo in comment.
25174 2008-01-28 Ian Lance Taylor <iant@google.com>
25178 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
25179 coalesce pointers if they have different DECL_NO_TBAA_P values.
25180 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
25181 between variables with different DECL_NO_TBAA_P values.
25183 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
25186 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
25187 are not legitimate small data references on SPE targets.
25189 2008-01-28 David Daney <ddaney@avtrex.com>
25191 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
25193 2008-01-28 David Daney <ddaney@avtrex.com>
25195 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
25197 2008-01-27 Joseph Myers <joseph@codesourcery.com>
25199 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
25200 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
25201 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
25202 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
25203 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
25204 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
25205 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
25206 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
25208 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25210 * basic-block.h (condjump_equiv_p): Fix comment.
25212 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25214 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
25215 print_generic_stmt_indented): Fix comment.
25217 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25219 * configure.ac (__stack_chk_fail): Add detecion for availability
25220 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
25221 * configure: Regenerate.
25223 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
25225 PR middle-end/34688
25226 * final.c (output_addr_const): Handle TRUNCATE.
25228 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
25231 * tree-ssa-loop-ivopts.c (comp_cost): New type.
25232 (zero_cost, infinite_cost): New constants.
25233 (struct cost_pair): Change type of cost to comp_cost.
25234 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
25235 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
25237 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
25238 split_address_cost, ptr_difference_cost, difference_cost,
25239 get_computation_cost_at, get_computation_cost,
25240 determine_use_iv_cost_generic, determine_use_iv_cost_address,
25241 determine_use_iv_cost_condition, determine_use_iv_costs,
25242 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
25243 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
25244 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
25245 Change type of cost to comp_cost.
25246 (determine_iv_cost): Increase cost of non-original ivs, instead
25247 of decreasing the cost of original ones.
25248 (get_address_cost): Indicate the complexity of the addressing mode
25250 (try_add_cand_for): Prefer using ivs not specific to some object.
25251 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
25253 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
25254 Janis Johnson <janis187@us.ibm.com>
25257 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
25258 (TARGET_INSTANTIATE_DECLS): Likewise.
25259 * target.h (expand_to_rtl_hook): New target hook.
25260 (instantiate_decls): Likewise.
25261 * function.c (instantiate_decl): Make non-static. Rename to...
25262 (instantiate_decl_rtl): ... this.
25263 (instantiate_expr): Use instantiate_decl_rtl.
25264 (instantiate_decls_1): Likewise.
25265 (instantiate_decls): Likewise.
25266 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
25267 * function.h (instantiate_decl_rtl): Add prototype.
25268 * cfgexpand.c (target.h): New include.
25269 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
25270 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
25271 (TARGET_INSTANTIATE_DECLS): Likewise.
25272 (TARGET_INITIALIZER): New target hooks added.
25273 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
25275 * config/rs6000/rs6000.c (tree-flow.h): New include.
25276 (machine_function): Add sdmode_stack_slot field.
25277 (rs6000_alloc_sdmode_stack_slot): New function.
25278 (rs6000_instantiate_decls): Likewise.
25279 (rs6000_secondary_memory_needed_rtx): Likewise.
25280 (rs6000_check_sdmode): Likewise.
25281 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
25282 (TARGET_INSTANTIATE_DECLS): Likewise.
25283 (rs6000_hard_regno_mode_ok): Allow SDmode.
25284 (num_insns_constant): Likewise. Handle _Decimal32 constants.
25285 (rs6000_emit_move): Handle SDmode.
25286 (function_arg_advance): Likewise.
25287 (function_arg): Likewise.
25288 (rs6000_gimplify_va_arg): Likewise. Add special handling of
25289 SDmode var args for 32-bit compiles.
25290 (rs6000_secondary_reload_class): Handle SDmode.
25291 (rs6000_output_function_epilogue): Likewise.
25292 (rs6000_function_value): Simplify if statement.
25293 (rs6000_libcall_value): Likewise.
25294 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
25295 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
25296 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
25297 (movsd_hardfloat): New define_insn.
25298 (movsd_softfloat): Likewise.
25299 (movsd_store): Likewise.
25300 (movsd_load): Likewise.
25301 (extendsddd2): Likewise.
25302 (extendsdtd2): Likewise.
25303 (truncddsd2): Likewise.
25304 (movdd_hardfloat64): Fixup comment.
25305 (UNSPEC_MOVSD_LOAD): New constant.
25306 (UNSPEC_MOVSD_STORE): Likewise.
25308 2008-01-26 Jakub Jelinek <jakub@redhat.com>
25311 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
25313 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
25314 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
25315 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
25316 and TRUTH_XOR_EXPR.
25318 2008-01-26 David Edelsohn <edelsohn@gnu.org>
25321 * config.gcc: Separate AIX 5.3 from AIX 6.1.
25322 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25323 __LONGDOUBLE128 too.
25324 * config/rs6000/aix61.h: New file.
25326 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25328 PR rtl-optimization/34959
25329 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
25330 popcount and parity rtxes the same mode as their operand.
25331 Truncate or extend the result to the return value's mode
25334 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25337 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
25338 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
25339 to GOT_VERSION_REGNUM.
25340 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
25341 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
25342 * config/mips/mips.c (mips_emit_call_insn): New function.
25343 (mips_call_tls_get_addr): Call mips_expand_call directly.
25344 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
25346 (mips16_build_call_stub): Likewise. Return the call insn or null.
25347 (mips_expand_call): Update the call to mips16_build_call_stub
25348 accordingly and a remove redundant condition. Assert that MIPS16
25349 stubs do not use lazy binding. Use mips_emit_call_insn and return
25351 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
25353 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
25354 (mips_avoid_hazard): Remove hazard_set handling.
25355 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
25356 (UNSPEC_RESTORE_GP): ...this.
25357 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
25358 (FAKE_CALL_REGNO): Rename to...
25359 (GOT_VERSION_REGNUM): ...this.
25360 (type): Add "ghost" value. Add an associated insn reservation.
25361 (hazard_set): Remove.
25362 (exception_receiver): Rename to...
25363 (restore_gp): ...this and update the unspec identifier accordingly.
25364 (exception_receiver, nonlocal_got_receiver): New expanders.
25365 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
25366 FAKE_CALL_REGNO. Remove hazard_set attribute.
25367 (set_got_version, update_got_version): New patterns.
25369 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
25372 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
25374 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25377 * doc/install.texi2html: Generate gcc-vers.texi.
25379 2008-01-25 DJ Delorie <dj@redhat.com>
25381 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
25383 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25385 * config/c4x: Remove directory.
25386 * config.gcc (crx-*, mt-*): Mark obsolete.
25387 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
25388 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
25389 sh-*-rtemscoff*): Remove cases.
25390 * defaults.h (C4X_FLOAT_FORMAT): Remove.
25391 * real.c (encode_c4x_single, decode_c4x_single,
25392 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
25393 c4x_extended_format): Remove.
25394 * real.h (c4x_single_format, c4x_extended_format): Remove.
25395 * doc/extend.texi (interrupt, naked): Remove mention of attributes
25397 (Pragmas): Remove comment about c4x pragmas.
25398 * doc/install.texi (c4x): Remove target-specific instructions.
25399 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
25400 * doc/md.texi (Machine Constraints): Remove C4x documentation.
25401 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
25402 refer to C4x source files as examples.
25403 (C4X_FLOAT_FORMAT): Remove documentation.
25405 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
25407 * config/bfin/bfin.c (override_options): Reorder tests so that
25408 flag_pic gets enabled for -msep-data.
25410 2008-01-25 Richard Guenther <rguenther@suse.de>
25412 PR middle-end/32244
25413 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
25414 to its bitfield precision if required.
25416 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25418 PR middle-end/33880
25419 * tree-nested.c (walk_omp_for): New function.
25420 (convert_nonlocal_reference, convert_local_reference): Call
25421 walk_omp_for on OMP_FOR.
25422 (convert_call_expr): Call walk_body on OMP_FOR's
25423 OMP_FOR_PRE_INIT_BODY.
25425 2008-01-25 Richard Guenther <rguenther@suse.de>
25427 PR tree-optimization/34966
25428 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
25429 default defs and PHI_NODEs we have to insert after the
25430 defining statement.
25432 2008-01-24 Nick Clifton <nickc@redhat.com>
25434 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
25435 Provide a default definition.
25436 (LIBGCC2_UNITS_PER_WORD): Likewise.
25438 * config/stormy16/stormy16.c: Include df.h for the prototype
25439 for df_regs_ever_live_p.
25440 (xstormy16_expand_builtin_va_start): Convert the stack offset
25441 into a component_ref and then use POINTER_PLUS_EXPR to add it
25442 to the incoming_virtual_args_rtx.
25443 (xstormy16_gimplify_va_arg_expr): Rename to
25444 xstormy16_gimplify_va_arg_expr.
25445 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
25446 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
25447 xstormy16_gimplify_va_arg_expr.
25448 Fix up some formatting issues.
25450 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
25451 Move to predicates.md.
25452 (xs_hi_general_operand): Likewise.
25453 (xs_hi_nonmemory_operand): Likewise.
25454 * config/stormy16/predicates.md:
25455 (xstormy16_carry_plus_operand): New predicate.
25456 (xs_hi_general_operand): New predicate.
25457 (xs_hi_nonmemory_operand): New predicate.
25458 * config/stormy16/stormy16-protos.h:
25459 (xstormy16_carry_plus_operand): Delete prototype.
25460 (xs_hi_general_operand): Likewise.
25461 (xs_hi_nonmemory_operand): Likewise.
25463 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
25464 modifiers as they are no longer needed and they can trigger
25465 reload spill failures.
25467 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
25468 with a match_operand in order to help reload.
25470 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
25471 constraint with 'e' for the 8th alternative as this version of
25472 the mov.w instruction only accepts the lower 8 registers.
25474 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
25477 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
25478 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
25481 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25483 PR middle-end/33333
25484 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
25486 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25488 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
25490 (remove_structure): Update allocations list before removing structure.
25492 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25494 * ipa-struct-reorg.c (is_safe_cond_expr,
25495 create_new_stmts_for_cond_expr): Use integer_zerop function,
25496 that recognize not only zero-pointer, but zero-integer too.
25498 2008-01-25 Ben Elliston <bje@au.ibm.com>
25501 * fixproto: Escape "." in sed expression that strips leading "./".
25503 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
25506 * gcc.c (SWITCH_OK): Removed.
25507 (SWITCH_LIVE): Changed to bit.
25508 (SWITCH_FALSE): Likewise.
25509 (SWITCH_IGNORE): Likewise.
25510 (switchstr): Change live_cond to unsigned int.
25511 (process_command): Replace SWITCH_OK with 0.
25512 (do_self_spec): Likewise.
25513 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
25514 (give_switch): Likewise.
25515 (used_arg): Likewise.
25516 (do_spec_1): Set the SWITCH_IGNORE bit.
25517 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
25518 bits. Set the SWITCH_LIVE bit.
25520 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25522 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
25524 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
25526 PR tree-optimization/34472
25527 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
25528 parameter to a "bool *" and set *DATA to false if there is
25529 an unsafe access. Do not delete the structure here.
25530 (check_cond_exprs): Delete it here instead.
25531 (check_cond_exprs, exclude_cold_structs): Do not increase
25532 I when removing a structure.
25534 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
25537 * config/i386/i386.c (ix86_expand_vector_init): Consider only
25538 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
25540 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
25542 PR middle-end/34934
25543 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
25544 a fixed vector for stack.
25546 2008-01-24 Ben Elliston <bje@au.ibm.com>
25549 * doc/gcc.texi (Software development): Add a direntry for g++.
25551 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
25553 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
25554 stale and straggling -fforce-addr comments above.
25556 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
25558 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
25559 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
25561 2008-01-23 Michael Matz <matz@suse.de>
25564 * dwarf2out.c (force_type_die): Use modified_type_die instead of
25567 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
25569 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
25570 malloc result type.
25572 2008-01-23 Anatoly Sokolov <aesok@post.ru>
25574 * config/avr/avr.c (avr_current_arch): New variable.
25575 (avr_arch_types): Add 'avr31' and 'avr51' entries.
25576 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
25577 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
25578 (avr_override_options): Init 'avr_current_arch'.
25579 (base_arch_s): Move from here...
25580 * config/avr/avr.h (base_arch_s): ... here. Add new members
25581 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
25582 'mega' to 'have_jmp_call'.
25583 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
25584 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
25586 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
25588 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
25589 MULTILIB_MATCHES): Ditto.
25591 2008-01-23 Richard Guenther <rguenther@suse.de>
25593 PR middle-end/31529
25594 * cgraphunit.c (cgraph_reset_node): Always mark the node
25595 not reachable if it is not queued already.
25597 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
25599 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
25600 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
25601 (cputype_selected): New static variable.
25602 (bfin_handle_option): Set it if -mcpu is used.
25603 (override_option): Select default set of workarounds if no cpu type
25604 selected on the command line.
25605 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
25607 From Michael Frysinger <michael.frysinger@analog.com>
25608 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
25609 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
25611 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
25612 for bf547, bf523, bf524, and bf526.
25613 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
25615 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
25616 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
25617 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
25618 __ADSPBF547__ and __ADSPBF54x__ for bf547.
25619 * doc/invoke.texi (Blackfin Options): Document that
25620 -mcpu now accept bf547, bf523, bf524, and bf526.
25622 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
25624 PR rtl-optimization/34628
25625 * combine.c (try_combine): Stop and undo after the first combination
25626 if an autoincrement side-effect on the first insn has effectively
25629 2008-01-22 David Edelsohn <edelsohn@gnu.org>
25632 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
25633 Offset addresses are not valid for Altivec or paired float modes.
25635 2008-01-22 Jakub Jelinek <jakub@redhat.com>
25638 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
25639 if DECL_INITIAL (decl) is error_mark_node.
25642 * c-common.c (handle_vector_size_attribute): Only allow
25643 integral, scalar float and fixed point types. Handle OFFSET_TYPE
25644 the same way as pointer, array etc. types.
25645 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
25648 * tree.c (build_type_attribute_qual_variant): Call
25649 build_qualified_type if attributes are equal, but quals are not.
25651 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25654 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
25655 * flags.h (warn_strict_aliasing): Remove.
25656 (warn_strict_overflow): Remove.
25657 * opts.c (warn_strict_aliasing): Remove.
25658 (warn_strict_overflow): Remove.
25659 * c-opts.c (c_common_handle_option): -Wall only sets
25660 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
25661 (c_common_post_options): Give default values to -Wstrict-aliasing
25662 and -Wstrict-overflow if they are uninitialized.
25663 * common.opt (Wstrict-aliasing): Specify Var and Init.
25664 (Wstrict-overflow): Likewise.
25666 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
25668 PR rtl-optimization/26854
25669 PR rtl-optimization/34400
25670 PR rtl-optimization/34884
25671 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
25673 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
25674 (df_rd_bb_info.expanded_lr_out): Deleted
25675 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
25676 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
25677 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25678 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25679 Removed code to allocate, initialize or free expanded_lr_out.
25680 (df_rd_bb_local_compute_process_def): Restructured to make more
25682 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
25683 sets if the sets are being trimmed.
25685 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
25688 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
25689 (as_vers): Likewise.
25690 * configure: Regenerated.
25692 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25694 PR middle-end/33092
25695 * tree-pass.h (pass_build_alias): New pass.
25696 * tree-ssa-alias.c (gate_build_alias): New.
25697 (pass_build_alias): New.
25698 * passes.c (init_optimization_passes): Add pass_build_alias after
25699 pass_create_structure_vars.
25701 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
25703 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
25704 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
25705 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
25706 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
25707 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
25708 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
25709 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
25710 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
25711 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
25712 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
25713 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
25714 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
25715 * config/s390/s390.md (FP_ALL): New mode iterator.
25716 (_d): New mode attribute.
25717 ("*signbit<mode>2>"): Changed mode of first operand.
25718 ("isinf<mode>2"): Changed mode of first operand.
25719 ("*TDC_insn"): Adaptation for DFP modes.
25721 2008-01-22 Ben Elliston <bje@au.ibm.com>
25723 * tree.c (check_qualified_type): Improve function description.
25725 2008-01-21 Jason Merrill <jason@redhat.com>
25728 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
25729 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
25732 2008-01-21 DJ Delorie <dj@redhat.com>
25734 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
25737 2008-01-21 Richard Guenther <rguenther@suse.de>
25739 PR middle-end/34856
25740 * tree-cfg.c (verify_expr): Allow all invariant expressions
25741 instead of just constant class ones as reference argument.
25742 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
25743 like any other constant.
25744 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25746 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
25748 * regmove.c (fixup_match_1): Update call crossed frequencies.
25750 2008-01-21 Richard Guenther <rguenther@suse.de>
25753 * tree-inline.c (setup_one_parameter): Deal with mismatched
25754 types using a VIEW_CONVERT_EXPR.
25756 2008-01-21 Alon Dayan <alond@il.ibm.com>
25757 Olga Golovanevsky <olga@il.ibm.com>
25759 PR tree-optimization/34701
25760 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
25761 when the structure size is not a power of 2.
25763 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
25765 * doc/install.texi: Add doc for --enable-checking=df.
25767 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
25769 PR rtl-optimization/34808
25770 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
25772 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25774 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
25777 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
25779 PR rtl-optimization/26854
25780 PR rtl-optimization/34400
25781 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
25783 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
25784 (df_rd_bb_info.expanded_lr_out): New.
25785 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
25786 * loop_iv.c (iv_analysis_loop_init): Ditto.
25787 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25788 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25789 Added code to allocate, initialize or free expanded_lr_out.
25790 (df_rd_bb_local_compute_process_def): Restructured to make
25791 more understandable.
25792 (df_rd_confluence_n): Add code to do nothing with fake edges and
25793 code to no apply invalidate_by_call sets if the sets are being trimmed.
25794 (df_lr_local_finalize): Renamed to df_lr_finalize.
25795 (df_live_local_finalize): Renamed to df_live_finalize.
25797 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25800 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
25801 deciding whether to use reciprocal instructions.
25803 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
25805 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
25806 dwarf2out_note_section_used if cold_text_section is NULL.
25808 2008-01-19 Jakub Jelinek <jakub@redhat.com>
25810 PR gcov-profile/34610
25811 * tree-cfg.c (make_edges): Mark both outgoing edges from
25812 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
25813 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
25814 from OMP_FOR and OMP_CONTINUE outgoing edges.
25816 * tree-profile.c (tree_profiling): Return early if
25817 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
25819 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
25820 from cfun to child_cfun.
25821 * function.h (struct function): Add after_tree_profile bit.
25823 2008-01-19 Anatoly Sokolov <aesok@post.ru>
25825 * config/avr/avr.S (_exit): Disable interrupt.
25827 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
25828 Steven Bosscher <stevenb.gcc@gmail.com>
25830 PR rtl-optimization/26854
25831 PR rtl-optimization/34400
25832 * df-problems.c (df_live_scratch): New scratch bitmap.
25833 (df_live_alloc): Allocate df_live_scratch when doing df_live.
25834 (df_live_reset): Clear the proper bitmaps.
25835 (df_live_bb_local_compute): Only process the artificial defs once
25836 since the order is not important.
25837 (df_live_init): Init the df_live sets only with the variables
25838 found live by df_lr.
25839 (df_live_transfer_function): Use the df_lr sets to prune the
25840 df_live sets as they are being computed.
25841 (df_live_free): Free df_live_scratch.
25843 2008-01-18 Ian Lance Taylor <iant@google.com>
25845 * common.opt: Add fmerge-debug-strings.
25846 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
25847 flag_merge_debug_strings rather than flag_merge_constants.
25848 * doc/invoke.texi (Option Summary): Mention
25849 -fmerge-debug-strings.
25850 (Debugging Options): Document -fmerge-debug-strings.
25852 2008-01-18 Ian Lance Taylor <iant@google.com>
25855 * tree.h (DECL_IS_OPERATOR_NEW): Define.
25856 (struct tree_function_decl): Add new field operator_new_flag.
25857 * tree-inline.c (expand_call_inline): When inlining a call to
25858 operator new, force the return value to go into a variable, and
25859 set DECL_NO_TBAA_P on that variable.
25860 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
25862 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
25865 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
25866 DWARF2_DEBUGGING_INFO.
25867 (dwarf2out_note_section_used): Ditto. Add prototype.
25868 (have_multiple_function_sections, text_section_used,
25869 cold_text_section_used, *cold_text_sections): Move declarations
25872 2008-01-17 Bob Wilson <bob.wilson@acm.org>
25874 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
25875 field and add signal_ra.
25876 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
25877 assignments to frame state pc. Move end of stack check after
25878 MD_FALLBACK_FRAME_STATE_FOR.
25879 (uw_update_context_1): Use frame state signal_regs if set, instead
25880 of checking signal_frame flag.
25881 (uw_update_context): Use frame state signal_ra if set.
25882 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
25883 * config/xtensa/linux-unwind.h: New file.
25885 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
25887 * modulo-sched.c (get_sched_window): Fix comment typo.
25889 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
25891 PR tree-optimization/34648
25892 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
25894 2008-01-17 Anatoly Sokolov <aesok@post.ru>
25896 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
25897 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
25899 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
25901 PR rtl-optimization/34400
25902 * df-core.c (df_worklist_dataflow_overeager,
25903 df_worklist_dataflow_doublequeue): New functions.
25904 (df_worklist_dataflow): Two different worklist solvers.
25905 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
25908 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25911 * doc/invoke.texi: Document the dependence on pthread for fopenmp
25912 and ftree-parallelize-loops.
25914 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
25916 PR rtl-optimization/34826
25917 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
25919 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
25921 * global.c (find_reg): Mark the eh regs as used if necessary.
25922 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
25923 * ra.h (struct allocno): no_eh_reg field added. Changed
25924 no_stack_reg type to bitfield.
25926 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
25928 * tree.c (substitute_in_expr): Add missing 'break'.
25930 2008-01-17 Richard Guenther <rguenther@suse.de>
25932 PR tree-optimization/34825
25933 * tree-ssa-math-opts.c (is_division_by): Do not recognize
25934 x / x as division to handle.
25936 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25938 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
25939 "-pthread" is specified.
25940 * pa-hpux11.h (LIB_SPEC): Likewise.
25942 2008-01-16 Janis Johnson <janis187@us.ibm.com>
25943 Peter Bergner <bergner@vnet.ibm.com>
25945 PR rtl-optimization/33796
25946 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
25948 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25950 PR libgfortran/34699
25951 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
25953 * pa-hpux10.h (LINK_SPEC): Likewise.
25954 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
25956 2008-01-16 Richard Guenther <rguenther@suse.de>
25958 PR middle-end/32628
25959 * fold-const.c (fold_convert_const_int_from_int): Do not
25960 set overflow if that occured only because of a sign extension
25961 change when converting from/to a sizetype with the same
25962 precision and signedness.
25964 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25967 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
25968 location address to the correct place. Update copyright year.
25970 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25972 * lambda-code.c (lambda_transform_legal_p): Handle the case of
25973 no dependences in the dependence_relations vector.
25975 2008-01-16 Jan Hubicka <jh@suse.cz>
25977 PR rtl-optimization/31396
25978 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
25979 * cfg.c (dump_reg_info): Print it.
25980 * regs.h (struct reg_info_t): add freq_calls_crossed.
25981 (REG_FREQ_CALLS_CROSSED): New macro.
25982 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
25983 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
25984 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
25985 regmove_optimize): Update call crossed frequencies.
25986 * local-alloc.c (struct qty): Add freq_calls_crossed.
25987 (alloc_qty): Copute freq_calls_crossed.
25988 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
25989 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
25990 * ra.h (struct allocno): Add freq_calls_crossed.
25992 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25994 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
25995 libgomp when compiling with ftree-parallelize-loops.
25996 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
25998 2008-01-16 Richard Guenther <rguenther@suse.de>
26000 PR tree-optimization/34769
26001 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
26002 * tree.c (int_cst_value): Instead make this function more
26003 permissive in what it accepts as valid input. Document this
26004 function always sign-extends the value.
26006 2008-01-16 Jakub Jelinek <jakub@redhat.com>
26007 Richard Guenther <rguenther@suse.de>
26010 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
26011 (gimple_fold_indirect_ref_rhs): ... this.
26012 (gimple_fold_indirect_ref): New function with foldings
26013 that preserve lvalueness.
26014 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
26015 * tree-flow.h (gimple_fold_indirect_ref): Declare.
26016 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
26017 to fold an INDIRECT_REF, fall back to the old use of
26018 fold_indirect_ref_1.
26020 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26022 * tree-data-ref.c (subscript_dependence_tester_1): Call
26023 free_conflict_function.
26024 (compute_self_dependence): Same.
26026 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26029 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
26030 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
26032 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
26033 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
26034 for DWARF2_UNWIND_INFO targets.
26036 2008-01-16 Richard Guenther <rguenther@suse.de>
26039 * c-typeck.c (common_pointer_type): Do not merge inconsistent
26040 type qualifiers for function types.
26042 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
26044 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
26045 loop_iterator li from previous commit.
26047 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
26049 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
26051 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26053 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
26054 (parallelize_loops): Don't parallelize irreducible components.
26056 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26059 * c-opts (c_common_post_options): Do not enable CPP
26060 flag_pedantic_errors by default.
26062 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
26064 PR rtl-optimization/31944
26065 * cse.c (remove_pseudo_from_table): New function.
26066 (merge_equiv_classes): Use above function to remove pseudo-registers.
26067 (invalidate): Likewise.
26069 2008-01-13 Richard Guenther <rguenther@suse.de>
26071 PR middle-end/34601
26072 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
26073 instead of TYPE_MODE to deal with calls from expand_one_error_var.
26075 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
26077 * gcse.c (cprop_jump): Call validate_unshare_change instead of
26078 validate_change to unshare the source of the PC set.
26080 2008-01-12 Jan Hubicka <jh@suse.cz>
26082 PR middle-end/32135
26083 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
26084 references above array bounds. This might trigger bounds checks for
26085 pointers to arrays.
26087 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26089 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
26090 new_replaceable_dependencies.
26092 2008-01-12 Doug Kwan <dougkwan@google.com>
26094 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
26095 instead of OPT_Wreturn_type in warning due to ignored return type
26097 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
26098 options included in -Wextra.
26099 * c.opt: New option -Wignored_qualifiers.
26100 * doc/invoke.texi (Warning Options, -Wextra): Add new option
26101 -Wignore_qualifiers.
26102 (-Wignored-qualifiers): Document.
26103 (-Wreturn-type): Remove description of functionality now handled
26104 by -Wignored-qualifiers.
26106 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
26109 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
26110 NOP_EXPR if it is between integral types with the same precision.
26112 2008-01-12 Jan Hubicka <jh@suse.cz>
26115 * invoke.texi (max-inline-recursive-depth): Fix default value.
26117 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
26119 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
26122 2008-01-11 Bob Wilson <bob.wilson@acm.org>
26124 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
26126 2008-01-11 James E. Wilson <wilson@specifix.com>
26129 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
26131 2008-01-11 Anatoly Sokolov <aesok@post.ru>
26133 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
26134 save/restore frame pointer register and don't use 'call-prologues'
26135 optimization in function with "OS_task" attribute.
26137 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
26139 PR middle-end/31309
26140 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
26141 when copying to memory.
26143 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
26145 PR rtl-optimization/30905
26146 * cfgcleanup.c: Include dce.h
26147 (crossjumps_occured): New global variable.
26148 (try_crossjump_bb): Exit loop after finding a fallthru edge.
26149 If something changed, set crossjumps_occured to true.
26150 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
26151 Don't add/remove fake edges to exit here...
26152 (cleanup_cfg): ...but do it here, when crossjumping.
26153 Run a fast DCE when successful crossjumps occured in the latest
26154 iteration of try_optimize_cfg.
26156 2008-01-11 Richard Guenther <rguenther@suse.de>
26158 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
26159 (struct vn_unary_op_s): Likewise.
26160 (vn_reference_insert): Free old reference on hash collision.
26162 2008-01-10 Raksit Ashok <raksit@google.com>
26164 PR rtl-optimization/27971
26165 * combine.c (find_split_point): Split PLUS expressions which are
26166 inside a MEM rtx, and whose first operand is complex.
26168 2008-01-10 DJ Delorie <dj@redhat.com>
26170 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
26171 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
26172 (m32c_hard_regno_ok): Call the underlying function.
26174 2008-01-10 Richard Guenther <rguenther@suse.de>
26176 PR middle-end/34683
26177 * tree-cfg.c (tree_merge_blocks): Do not go through the
26178 full-blown folding and stmt updating path if we just deal
26179 with virtual operands.
26180 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
26181 test for abnormal SSA_NAMEs.
26183 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
26185 PR middle-end/34641
26186 * reload.c (push_reload): Add assertions. All constants from
26187 reg_equiv_constant should have been used for replacing the respective
26189 (find_reloads_address): Invoke find_reloads_address_part for
26190 constant taken from the reg_equiv_constant array.
26192 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
26194 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
26195 field (valnum) the first in the struct. Replace bools with
26198 2008-01-10 Richard Guenther <rguenther@suse.de>
26200 PR tree-optimization/34651
26201 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
26202 types and ordering for masking and converting.
26204 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
26206 PR tree-optimization/34017
26207 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
26208 also for PHI_NODE expressions.
26210 2008-01-09 Jan Hubicka <jh@suse.cz>
26212 PR tree-optimization/34708
26213 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
26214 based on number of case labels.
26215 (init_inline_once): Remove switch_cost.
26216 * tree-inline.h (eni_weights_d): Remove switch_cost.
26218 2008-01-09 Richard Guenther <rguenther@suse.de>
26219 Andrew Pinski <andrew_pinski@playstation.sony.com>
26221 PR middle-end/30132
26222 * gimplify.c (gimplify_cond_expr): Do not create an addressable
26223 temporary if an rvalue is ok or an lvalue is not required.
26225 2008-01-09 Richard Guenther <rguenther@suse.de>
26227 PR middle-end/34458
26228 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
26229 adjust return type.
26231 2008-01-09 Richard Guenther <rguenther@suse.de>
26233 PR middle-end/34679
26234 * tree.c (host_integerp): Check for sizetype only if the
26235 type is an integer type.
26237 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
26240 * opts.c (decode_options): Disable inlining of functions called
26241 once if not in unit-at-a-time mode.
26243 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
26245 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
26247 2008-01-08 Richard Guenther <rguenther@suse.de>
26249 PR middle-end/31863
26250 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
26251 out early if the result will be unused.
26253 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26258 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26259 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26262 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
26264 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
26265 for vectorization tuned.
26267 2008-01-08 Richard Guenther <rguenther@suse.de>
26269 PR tree-optimization/34683
26270 * tree-ssa-operands.c (operand_build_cmp): Export.
26271 * tree-ssa-operands.h (operand_build_cmp): Declare.
26272 * tree-vn.c (vuses_compare): Remove.
26273 (sort_vuses): Use operand_build_cmp.
26274 (sort_vuses_heap): Likewise.
26275 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
26276 to re-use old VEC if available. Do not sort already sorted VUSEs.
26277 (vdefs_to_vec): Do not sort already sorted VDEFs.
26279 2008-01-08 Jakub Jelinek <jakub@redhat.com>
26281 PR middle-end/34694
26282 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
26284 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26287 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
26288 limitations of reciprocal sequences on x86 targets.
26290 2008-01-08 Richard Guenther <rguenther@suse.de>
26292 PR tree-optimization/34683
26293 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
26295 2008-01-07 Jakub Jelinek <jakub@redhat.com>
26298 * config/darwin.c (darwin_mergeable_string_section): Don't use
26299 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
26301 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
26304 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
26305 negxf2. Macroize expander using X87MODEF mode iterator. Change
26306 predicates of op0 and op1 to register_operand.
26307 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
26308 expander using X87MODEF mode iterator. Change predicates of
26309 op0 and op1 to register_operand.
26310 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
26311 corresponding patterns and macroize using MODEF macro. Change
26312 predicates of op0 and op1 to register_operand and remove
26313 "m" constraint. Disparage "r" alternative with "!".
26314 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
26315 macroize using X87MODEF macro. Change predicates of op0 and op1
26316 to register_operand and remove "m" constraint. Disparage "r"
26317 alternative with "!".
26318 (absneg splitter with memory operands): Remove.
26319 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
26320 patterns and macroize using X87MODEF mode iterator.
26321 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
26322 Change predicate of op1 to register_operand.
26323 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
26324 for memory operands.
26326 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
26328 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
26330 2008-01-07 Richard Guenther <rguenther@suse.de>
26332 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
26335 2008-01-07 Richard Guenther <rguenther@suse.de>
26337 PR tree-optimization/34683
26338 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
26339 VOPs of the needed size to save memory. Use VEC_quick_push
26340 to save compile-time.
26341 (vdefs_to_vec): Likewise.
26343 2008-01-07 Sa Liu <saliu@de.ibm.com>
26345 * config/spu/spu.md (divdf3): Genetate inline code for double
26346 division. The implementation doesn't handle INF or NAN, therefore it
26347 only applies when -ffinite-math-only is given.
26349 2008-01-06 Paolo Carlini <pcarlini@suse.de>
26352 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
26353 * doc/cpp.texi ([Common Predefined Macros]): Document.
26355 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
26357 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
26358 order to use commutative addition instead of subtraction.
26360 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
26361 Mircea Namolaru <namolaru@il.ibm.com>
26362 Vladimir Yanovsky <yanov@il.ibm.com>
26363 Revital Eres <eres@il.ibm.com>
26365 PR tree-optimization/34263
26366 * tree-outof-ssa.c (process_single_block_loop_latch,
26367 contains_tree_r): New functions.
26368 (analyze_edges_for_bb): Call process_single_block_loop_latch
26369 function to empty single-basic-block latch block if possible.
26371 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26373 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26375 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
26377 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26379 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
26381 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26383 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
26385 2008-01-05 Jakub Jelinek <jakub@redhat.com>
26387 PR tree-optimization/34618
26388 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
26391 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26394 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
26395 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
26396 Update copyright year.
26398 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
26399 Update copyright year.
26400 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
26403 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
26405 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
26406 edge does not point to current bb before changing need_assert.
26408 2008-01-04 Richard Guenther <rguenther@suse.de>
26410 PR middle-end/34029
26411 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
26412 for verifying purposes if they are is_gimple_min_invariant.
26414 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
26416 PR tree-optimization/34448
26417 PR tree-optimization/34465
26418 * gimplify.c (gimplify_init_constructor): Add new parameter
26419 notify_temp_creation. Use it.
26420 (gimplify_modify_expr_rhs): Take volatiles into account when
26421 optimizing constructors.
26422 Do not optimize constructors if gimplify_init_constructor will dump to
26424 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
26425 * gcc.c-torture/compile/pr34448.c: New.
26427 2008-01-04 Jakub Jelinek <jakub@redhat.com>
26429 PR gcov-profile/34609
26430 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
26431 return_slot if result is TREE_ADDRESSABLE.
26433 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
26435 * config/mips/mips.md (sqrt_condition): Tweak comment.
26436 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
26438 2008-01-03 Tom Tromey <tromey@redhat.com>
26441 * c-common.c (c_type_hash): Handle VLAs.
26443 2008-01-03 Jan Hubicka <jh@suse.cz>
26445 PR tree-optimization/31081
26446 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
26447 0 when inlining and not inlining to first basic block.
26448 (remap_decl): When var is initialized to 0, don't set default_def.
26449 (expand_call_inline): Set entry_bb.
26450 * tree-inline.h (copy_body_data): Add entry_bb.
26452 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26455 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
26458 PR tree-optimization/29484
26459 * tree-inline.c (inline_forbidden_p_2): New function.
26460 (inline_forbidden_p): Disallow inlining if some static var
26461 has an address of a local LABEL_DECL in its initializer.
26462 * doc/extend.texi (Labels as Values): Document &&foo behaviour
26465 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
26467 PR tree-optimization/34635
26468 * tree-data-ref.c (add_other_self_distances): Make sure that the
26469 evolution step is constant.
26471 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26473 PR middle-end/34608
26474 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
26476 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
26478 * tree-sra.c (scalarize_init): Insert the generate_element_init
26479 statements after the generate_element_zero statements.
26481 2008-01-02 Richard Guenther <rguenther@suse.de>
26483 PR middle-end/34093
26484 PR middle-end/31976
26485 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
26486 for very large number of operands instead of ICEing.
26488 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
26491 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
26492 while stack probing.
26494 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
26496 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
26499 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
26501 PR libmudflap/26442
26502 * tree-mudflap.c (mx_register_decls): Guard warning by
26503 !DECL_ARTIFICIAL check.
26505 2008-01-01 Jakub Jelinek <jakub@redhat.com>
26507 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
26508 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
26509 sse5_perm<mode>): Fix constraints.