1 2008-11-06 Ben Elliston <bje@au.ibm.com>
3 * gcc.c: Remove ancient comment about a bug in Sun cc.
5 2008-11-05 Janis Johnson <janis187@us.ibm.com>
7 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
9 2008-11-06 Ben Elliston <bje@au.ibm.com>
11 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
13 2008-11-06 Ben Elliston <bje@au.ibm.com>
15 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
18 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
21 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
24 2008-11-05 Martin Jambor <mjambor@suse.cz>
27 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
28 pointer arithmetics into array_ref if the array is accessed
29 through an indirect_ref.
31 2008-11-05 Richard Guenther <rguenther@suse.de>
34 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
35 qualified pointer conversion before stripping qualifiers.
36 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
37 * tree-flow.h (may_propagate_address_into_dereference): Declare.
38 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New function.
40 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
41 properly canonicalize binary ops.
42 (forward_propagate_addr_expr_1): Use
43 may_propagate_address_into_dereference.
45 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
48 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
49 Initialize uninitialized input registers with a NaN.
51 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
55 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
57 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
61 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
63 * testsuite/gcc.dg/graphite/pr37943.c: New.
65 2008-11-04 Jakub Jelinek <jakub@redhat.com>
66 Andrew Pinski <andrew_pinski@playstation.sony.com>
69 * c-common.c (warn_for_sign_compare): For complex result_type
72 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
74 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
76 * print-tree.c (print_node): Don't print DECL_INITIAL
80 * c-common.c (parse_optimize_options): Save and restore
81 flag_strict_aliasing around decode_options call.
83 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
85 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
86 (host_detect_local_cpu): Use it instead of casted strings to
87 compare vendor signatures.
89 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
92 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
93 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
95 2008-11-03 Catherine Moore <clm@codesourcery.com>
97 * config/mips.c (mips_conditional_register_usage): Handle the
99 * doc/extend.texi: Document the DSP control register.
101 2008-11-03 Steve Ellcey <sje@cup.hp.com>
102 Jakub Jelinek <jakub@redhat.com>
104 * omp-low.c (expand_omp_for_generic): If iter_type has different
105 precision than type and type is a pointer type, cast n1 and n2
106 first to an integer type with the same precision as pointers
107 and only afterwards to iter_type.
109 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
111 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
112 (UNSPEC_GOTSYM_OFF): New unspec.
113 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
114 (pic_add_dot_plus_eight): Likewise.
115 (tls_load_dot_plus_eight): Likewise. Update peephole2.
116 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
117 UNSPEC_PIC_BASE operands.
118 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
119 (arm_output_addr_const_extra): Handle it.
121 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
123 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
124 integer class to full integer class if the offset is not word-aligned.
126 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
129 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
131 (doloop_optimize): Update call to doloop_modify.
133 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
135 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
137 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
140 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
141 gcc_cv_as_cfi_directive.
142 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
143 merging read-only and read-write sections or assembler emits
144 read-write .eh_frame sections.
145 * configure: Regenerate.
147 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
150 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
152 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
154 (rs6000_emit_prologue): Invert logic.
155 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
156 (reg:P 11) instead of match_operand.
157 (*save_fpregs_<mode>): Likewise.
158 (*restore_gpregs_<mode>): Likewise.
159 (*return_and_restore_gpregs_<mode>): Likewise.
160 (*return_and_restore_fpregs_<mode>): Likewise.
161 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
162 (reg:P 11) insted of match_operand.
163 (*restore_gpregs_spe): Likewise.
164 (*return_and_restore_gpregs_spe): Likewise.
166 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
168 PR tree-optimization/37684
169 * gcc.dg/graphite/pr37684.c: New.
170 * graphite.c (exclude_component_ref): New.
171 (is_simple_operand): Call exclude_component_ref.
173 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
175 PR tree-optimization/36908
176 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
177 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
178 (number_of_rw_in_partition): New.
179 (partition_contains_all_rw): New.
180 (ldist_gen): Do not distribute when one of the partitions
181 contains all the memory operations.
183 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
185 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
186 EDGE_IRREDUCIBLE_LOOP.
188 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
190 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
191 where we have one entry point in the loop which isn't the head.
193 2008-11-03 Richard Guenther <rguenther@suse.de>
196 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
198 2008-11-03 Jakub Jelinek <jakub@redhat.com>
201 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
202 for ipa and simple ipa passes.
204 2008-11-02 Richard Guenther <rguenther@suse.de>
206 PR tree-optimization/37542
207 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
208 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
209 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
210 (vn_nary_op_insert_stmt): Likewise.
211 (visit_use): Likewise.
213 2008-11-02 Anatoly Sokolov <aesok@post.ru>
215 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
217 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
218 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
219 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
220 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
221 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
222 peephole2's): Replace unspec with rotate.
223 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
225 2008-11-02 Richard Guenther <rguenther@suse.de>
227 PR tree-optimization/37991
228 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
229 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
230 (set_ssa_val_to): Print if the value changed.
231 (simplify_binary_expression): Strip useless conversions.
233 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
236 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
239 2008-11-01 Richard Guenther <rguenther@suse.de>
242 * builtins.c (fold_builtin_strspn): Return a size_t.
243 (fold_builtin_strcspn): Likewise.
245 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
247 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
248 attribute for struct return convention.
250 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
252 * config/rs6000/crtsavres.asm: Really, really delete.
254 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
256 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
258 (rs6000_emit_prologue): Invert logic.
259 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
260 (reg:P 11) instead of match_operand.
261 (*save_fpregs_<mode>): Likewise.
262 (*restore_gpregs_<mode>): Likewise.
263 (*return_and_restore_gpregs_<mode>): Likewise.
264 (*return_and_restore_fpregs_<mode>): Likewise.
265 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
266 (reg:P 11) insted of match_operand.
267 (*restore_gpregs_spe): Likewise.
268 (*return_and_restore_gpregs_spe): Likewise.
270 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
272 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
273 list of word switches that take args.
275 2008-10-30 Jakub Jelinek <jakub@redhat.com>
277 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
278 (s390_output_pool_entry): Call it through for_each_rtx.
281 * expr.c (store_constructor): For vectors, if target is a MEM, use
282 target's MEM_ALIAS_SET instead of elttype alias set.
284 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
287 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
290 2008-10-29 David Edelsohn <edelsohn@gnu.org>
293 * config/rs6000/predicates.md (word_offset_memref_operand):
294 Restructure code and look inside auto-inc/dec addresses.
296 2008-10-29 Steve Ellcey <sje@cup.hp.com>
299 * libgcov.c ( __gcov_indirect_call_profiler): Check
300 TARGET_VTABLE_USES_DESCRIPTORS.
302 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
304 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
305 (INITIAL_FRAME_POINTER_OFFSET): Remove.
306 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
307 offset if eliminating soft frame pointer.
308 * config/spu/spu.md (stack_protect_set, stack_protect_test)
309 (stack_protect_test_si): Add initial machine description
310 for Stack Smashing Protector
312 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
315 * c-common.c (min_precision): Move to...
316 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
317 * tree.h (tree_int_cst_min_precision): Declare.
318 * c-common.h (min_precision): Delete declaration.
319 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
320 multiplication of non-negative integer constants.
321 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
322 tree_int_cst_min_precision.
323 (finish_enum): Likewise.
325 2008-10-29 Joseph Myers <joseph@codesourcery.com>
328 * convert.c (convert_to_real): Do not optimize conversions of
329 binary arithmetic operations between binary and decimal
330 floating-point types. Consider mode of target type in determining
331 decimal type for arithmetic. Unless
332 flag_unsafe_math_optimizations, do not optimize binary conversions
333 where this may change rounding behavior.
334 * real.c (real_can_shorten_arithmetic): New.
335 * real.h (real_can_shorten_arithmetic): Declare.
337 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
339 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
340 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
341 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
343 (must_save_p): For some workarounds, interrupts need to clobber a
345 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
346 and LC1 for WA_05000257.
347 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
348 WA_05000283 and WA_05000315.
349 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
350 (movbi): Add alternative to set CC to 1; improve code for setting
352 (dummy_load): New pattern.
354 2008-10-29 Jakub Jelinek <jakub@redhat.com>
357 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
358 BLKmode for non-memory, convert using a wider MODE_INT mode
362 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
363 that haven't been removed yet.
365 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
367 * config/bfin/bfin.c (struct machine_function): New member
369 (bfin_expand_movmem): Set it when generating memcpy insns.
370 (n_regs_saved_by_prologue, expand_prologue_reg_save,
371 expand_epilogue_reg_restore): If we have hardware loops,
372 memcpy insns (indicated by has_loopreg_clobber) or function
373 calls, we need to save the loop registers.
375 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
377 * config/i386/i386.c (core2_cost): Fix typos in comments.
379 2008-10-28 Jakub Jelinek <jakub@redhat.com>
382 * combine.c (make_compound_operation): Don't call make_extraction with
384 (simplify_shift_const_1): Canonicalize count even if complement_p.
386 2008-10-28 Joseph Myers <joseph@codesourcery.com>
388 * convert.c (strip_float_extensions): Do not remove or introduce
389 conversions between binary and decimal floating-point types.
391 2008-10-28 Jakub Jelinek <jakub@redhat.com>
394 * fold-const.c (distribute_bit_expr): Convert common, left and
395 right arguments to type.
397 2008-10-28 Nick Clifton <nickc@redhat.com>
399 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
400 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
401 call_really_used_regs array rather than the call_used_regs array.
402 (mn10300_get_live_callee_saved_regs, expand_prologue,
403 expand_epilogue, output_tst): Likewise.
405 2008-10-27 Jakub Jelinek <jakub@redhat.com>
408 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
409 (df_get_entry_block_def_set): Neither here.
410 (df_get_regular_block_artificial_uses): Add EH_USES registers.
412 PR tree-optimization/37879
413 * predict.c (tree_estimate_probability): Check if last_stmt is
414 non-NULL before dereferencing it.
416 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
418 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
419 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
420 (ira_fast_allocation): Remove the prototype.
422 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
423 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
424 (color_pass): Modify the updated costs.
425 (ira_color): Rename to color. Make it static.
426 (ira_fast_allocation): Rename to fast_allocation. Make it static.
427 (ira_color): New function.
429 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
432 * ira-lives.c (last_call_num, allocno_saved_at_call): New
434 (set_allocno_live, clear_allocno_live, mark_ref_live,
435 mark_ref_dead): Invalidate corresponding element of
436 allocno_saved_at_call.
437 (process_bb_node_lives): Increment last_call_num. Setup
438 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
439 allocno was already saved.
440 (ira_create_allocno_live_ranges): Initiate last_call_num and
441 allocno_saved_at_call.
443 * ira-build.c (ira_create_allocno): Initiate
444 ALLOCNO_UPDATED_COVER_CLASS_COST.
445 (create_cap_allocno, propagate_allocno_info,
446 remove_unnecessary_allocnos): Remove setting updated costs.
447 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
449 * ira.c (ira): Don't call ira_fast_allocation.
451 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
454 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
457 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
459 * ira-int.h (ira_hard_regno_cover_class): New.
461 * ira-lives.c (mark_reg_live, mark_reg_dead,
462 process_bb_node_lives): Use ira_hard_regno_cover_class.
464 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
465 (setup_hard_regno_cover_class): New function.
466 (ira_init): Call setup_hard_regno_cover_class.
468 * ira-costs.c (cost_class_nums): Add comment.
469 (find_allocno_class_costs): Initiate cost_class_nums.
470 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
472 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
475 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
476 Rename to copy_info_to_removed_store_destinations. Propagate
477 conflict hard regs and register stack attribute.
479 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
482 * pa.c (function_arg_padding): Pad complex and vector types
483 upward in 64-bit runtime.
484 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
486 2008-10-26 Matthias Klose <doko@ubuntu.com>
488 * doc/install.texi: Document requirements on antlr.
490 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
492 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
495 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
498 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
499 is defined, use it to modify the constant offset.
501 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
503 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
504 and short arguments to the correct location as mandated by the ABI.
506 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
508 PR rtl-optimization/37769
509 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
511 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
513 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
514 unwind-dw2-Os-4-200.o.
516 2008-10-24 Joseph Myers <joseph@codesourcery.com>
518 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
519 (convert_for_assignment): Remove ic_argpass_nonproto cases.
521 2008-10-24 Jakub Jelinek <jakub@redhat.com>
523 PR tree-optimization/36038
524 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
525 add sizetype IV with initial value zero instead of pointer type.
527 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
530 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
531 around bit operation.
532 * profile.c (is_edge_inconsistent): Likewise.
533 * fold-const.c (truth_value_p): Move from here...
534 * tree.h (truth_value_p): ... to here.
535 * c-tree.h (c_expr): Update description of original_code.
536 * c-typeck.c (parser_build_unary_op): Set original_code.
537 (parser_build_binary_op): Update call to warn_about_parentheses.
538 * c-common.c (warn_about_parentheses): Take two additional
539 arguments of the operands. Use a switch. Quote operators
540 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
541 Add warning about !x | y and !x & y.
542 * c-common.h (warn_about_parentheses): Update declaration.
544 2008-10-24 Jakub Jelinek <jakub@redhat.com>
546 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
547 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
548 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
550 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
551 (check-%): For test targets listed in lang_checks_parallelized
552 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
553 run the testing in multiple make goals, possibly parallel, and
554 afterwards run dg-extract-results.sh to merge the sum and log files.
556 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
558 * config/mips/mips.c (mips_canonicalize_move_class): New function.
559 (mips_move_to_gpr_cost): Likewise.
560 (mips_move_from_gpr_cost): Likewise.
561 (mips_register_move_cost): Make more fine-grained.
563 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
565 * graphite.c (graphite_apply_transformations): Check for
567 * toplev.c (process_options): Add graphite_identity.
568 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
570 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
572 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
573 mulhisihl and mulhisihh builtins.
575 From Jie Zhang <jie.zhang@analog.com>
576 * config/bfin/bfin.md (composev2hi): Put operands into vector
579 2008-10-22 Chao-ying Fu <fu@mips.com>
581 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
583 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
585 From Mike Frysinger <michael.frysinger@analog.com>
586 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
587 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
588 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
589 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
590 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
591 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
592 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
593 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
594 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
595 __ADSPBF51x__ for all of them.
596 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
597 -mcpu bf512, bf514, bf516, and bf518.
598 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
599 bf512-none, bf514-none, bf516-none, and bf518-none.
600 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
601 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
602 * doc/invoke.texi (Blackfin Options): Document that
603 -mcpu now accepts bf512, bf514, bf516, and bf518.
605 2008-10-22 Jakub Jelinek <jakub@redhat.com>
608 * fold-const.c (build_range_type): For 1 .. signed_max
609 range call build_nonstandard_inter_type if signed_type_for
610 returned a type with bigger precision.
612 2008-10-22 Richard Guenther <rguenther@suse.de>
614 * tree.def (COMPLEX_TYPE): Constrain element type.
615 * tree.c (build_complex_type): Assert that.
616 * tree-ssa-structalias.c (could_have_pointers): Complex types
617 cannot have pointers.
619 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
622 * c-typeck.c (convert_for_assignment): Do not give declaration's
623 location for builtins. Spell out which type was expected and which
626 2008-10-22 Nick Clifton <nickc@redhat.com>
628 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
629 the fdpic register to be a target when running in fdpic mode.
631 2008-10-22 Rafael Espindola <espindola@google.com>
633 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
634 newly created statements.
636 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
639 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
640 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
641 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
643 2008-10-22 Jakub Jelinek <jakub@redhat.com>
646 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
647 Adjust -mcmodel=medium description for 2005-07-31 changes.
649 2008-10-22 Jan Hubicka <jh@suse.cz>
650 Jakub Jelinek <jakub@redhat.com>
653 * doc/invoke.texi: Remove references to obsoleted -d dumps.
655 2008-10-21 Richard Henderson <rth@redhat.com>
658 * emit-rtl.c (get_spill_slot_decl): Export.
659 * emit-rtl.h (get_spill_slot_decl): Declare.
660 * var-tracking.c (vt_add_function_parameters): Relax assertion
661 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
663 2008-10-21 Bob Wilson <bob.wilson@acm.org>
665 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
666 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
669 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
672 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
673 processed by get_maxval_strlen.
675 2008-10-21 David Edelsohn <edelsohn@gnu.org>
678 * tree.c (get_file_function_name): Copy first_global_object_name.
679 Centralize call to clean_symbol_name.
681 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
683 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
684 * config/svr4.h (SVR4_ASM_SPEC): New.
685 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
686 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
688 * doc/invoke.texi (Option Summary): Add -T to linker options.
689 (Link Options): Document -T.
691 2008-10-21 Jakub Jelinek <jakub@redhat.com>
693 * tree-inline.c (tree_inlinable_function_p): Remove tuples
696 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
699 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
701 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
703 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
706 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
708 * doc/install.texi: Fix typos in previous patch.
710 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
712 * doc/install.texi: Document in-tree building of gcc and mpfr.
714 2008-10-19 Richard Guenther <rguenther@suse.de>
716 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
718 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
721 * c-decl.c (finish_enum): Convert non-integer enumerators to enum
723 (build_enumerator): Convert enumerators that fit in integer to
726 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
728 * config/i386/i386.md (unnamed peephole2): Do not force memory
729 operands of arith or logical instructions into registers for
730 non-TARGET_READ_MODIFY targets.
732 (ffs_cmove): Change operand 0 predicate to register_operand.
733 Change operand 1 predicate to nonimmediate_operand.
735 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
737 2008-10-18 Richard Guenther <rguenther@suse.de>
739 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
740 VIEW_CONVERT_EXPR case against invalid gimple.
742 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
744 * c-parser.c (c_parser_binary_expression): Silence the
745 uninitialized variable warning emitted for binary_loc.
747 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
749 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
752 2008-10-16 Joseph Myers <joseph@codesourcery.com>
755 * c-typeck.c (build_unary_op): Use omit_one_operand for
756 IMAGPART_EXPR of real argument.
758 2008-10-16 Jakub Jelinek <jakub@redhat.com>
760 PR tree-optimization/37664
761 * fold-const.c (fold_binary): When optimizing comparison with
762 highest or lowest type's value, don't consider TREE_OVERFLOW.
764 2008-10-16 David Edelsohn <edelsohn@gnu.org>
767 * Makefile.in (coverage.o): Depend on $(TM_P_H).
768 * coverage.c: Include tm_p.h.
769 * config/rs6000/x-aix (jc1): Override LDFLAGS.
770 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
771 dollar signs from PREFIX.
772 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
773 instead of manual strip_name_encoding.
775 2008-10-16 Richard Guenther <rguenther@suse.de>
778 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
779 volatile qualified functions or methods as relevant.
781 2008-10-16 Jakub Jelinek <jakub@redhat.com>
783 PR tree-optimization/37525
784 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
785 sizetype unsigned constants, both in the case of C and bounds.
787 2008-10-15 Jan Hubicka <jh@suse.cz>
789 * ira-emit.c (change_regs): Return false when replacing reg by itself.
791 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
794 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
795 HARD_REGNO_CALL_PART_CLOBBERED.
797 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
800 * ira-lives.c (mark_early_clobbers): Remove.
801 (make_pseudo_conflict, check_and_make_def_use_conflicts,
802 check_and_make_def_conflicts,
803 make_early_clobber_and_input_conflicts,
804 mark_hard_reg_early_clobbers): New functions.
805 (process_bb_node_lives): Call
806 make_early_clobber_and_input_conflicts and
807 mark_hard_reg_early_clobbers. Make hard register inputs live again.
809 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
810 early clobbers of pseudo-registers.
812 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
815 * ira-build.c (ira_flattening): Recalculate
816 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
817 from the scratch instead of the propagation.
819 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
821 * doc/rtl.texi (const_double): Remove the "addr" operand.
822 Describe CONST_DOUBLE_* macros under const_double rather
824 (const_fixed): Fix the operand description.
825 (const): Add an @findex directive.
826 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
827 after the constant rtl table.
828 (fix): Combine floating-point and fixed-point descriptions.
830 * sched-deps.c (sched_analyze_2): Remove reference to
833 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
835 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
837 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
838 for UNSPEC_GOTSYM_OFFs.
839 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
840 (add_GOT_to_pic_reg): Use it.
841 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
843 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
844 Harsha Jagasia <harsha.jagasia@amd.com>
846 PR tree-optimization/37485
847 * graphite.c (gmp_cst_to_tree): Moved.
848 (iv_stack_entry_is_constant): New.
849 (iv_stack_entry_is_iv): New.
850 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
851 (loop_iv_stack_insert_constant): New.
852 (loop_iv_stack_pop): Use new datatpype.
853 (loop_iv_stack_get_iv): Same.
854 (loop_iv_stack_get_iv_from_name): Same.
855 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
856 (loop_iv_stack_patch_for_consts): New.
857 (loop_iv_stack_remove_constants): New.
858 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
859 (translate_clast): Call loop_iv_stack_patch_for_consts and
860 loop_iv_stack_remove_constants.
861 (gloog): Use new datatype. Redirect construction edge to end
862 block to avoid accidental deletion.
863 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
865 (union iv_stack_entry_data): New. Data in iv stack entry.
866 (struct iv_stack_entry): New. Datatype for iv stack entries.
868 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
870 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
871 * graphite.c (free_scop): Same.
873 (free_scattering): New.
874 (build_cloog_prog): Call free_scattering.
875 (patch_phis_for_virtual_defs): Fix memleak.
876 (graphite_trans_bb_strip_mine): Same.
879 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
880 Harsha Jagasia <harsha.jagasia@amd.com>
882 PR tree-optimization/37828
883 * graphite.c (graphite_trans_loop_block): Do not loop block
886 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
888 PR tree-optimization/37686
889 * tree-loop-linear.c (linear_transform_loops): Build a
890 loop nest vector. Pass it to lambda_compute_access_matrices.
891 * tree-data-ref.h (struct access_matrix): Store the loop nest
892 relative to which it encodes the information.
893 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
894 (am_vector_index_for_loop): Reimplemented: iterate over the
895 loop nest for finding the loop index in the access matrix.
896 (lambda_compute_access_matrices): Update declaration.
897 * lambda-code.c (build_access_matrix): Pass the loop nest and
899 (lambda_compute_access_matrices): Same.
901 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
903 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
904 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
905 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
906 already implies hard float. Also fix several insn condition
907 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
909 2008-10-15 David Edelsohn <edelsohn@gnu.org>
912 Based on patches by Laurent Vivier.
913 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
914 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
915 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
916 dollar sign to underscore.
917 (ASM_OUTPUT_EXTERNAL): Same.
918 (ASM_OUTPUT_LABELREF): New.
919 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
921 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
922 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
923 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
924 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
926 2008-10-15 Jakub Jelinek <jakub@redhat.com>
928 PR tree-optimization/36881
929 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
930 that each value doesn't need runtime relocations, for !flag_pic
931 check that each value is just a valid initializer constant.
933 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
935 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
936 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
937 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
938 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
940 (REG_CLASS_NAMES): Update accordingly.
941 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
942 rather than an unpredictable descriptive string.
943 * config/mips/mips.c (mips_register_move_cost): Remove comment.
944 (mips_register_move_cost): Check for specific COP*_REGS classes,
945 instead of ALL_COP_AND_GR_REGS.
946 (mips_ira_cover_classes): New function.
947 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
948 (TARGET_IRA_COVER_CLASSES): Define.
950 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
953 * tree.c (build_type_attribute_qual_variant): Hash on the
954 unqualified type, and don't overwrite an existing
955 (type_hash_eq): Make the TYPE_NAME of the types significant, to
956 allow distinguishing between wchar_t and its underlying type. This
957 also means that we'll retain a little more typedef information.
959 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
960 Dmitry Melnik <dm@ispras.ru>
961 Dmitry Zhurikhin <zhur@ispras.ru>
962 Alexander Monakov <amonakov@ispras.ru>
963 Maxim Kuvyrkov <maxim@codesourcery.com>
965 * target.h (struct gcc_target): Update prototypes of needs_block_p
967 * haifa-sched.c (create_check_block_twin): Update calls to the above.
968 * sel-sched.c (create_speculation_check): Likewise.
969 * doc/tm.texi: Provide documentation for new target hooks.
971 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
972 (ia64_gen_spec_insn): Removed.
973 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
974 ia64_gen_spec_check): New static functions.
975 (ia64_alloc_sched_context, ia64_init_sched_context,
976 ia64_set_sched_context, ia64_clear_sched_context,
977 ia64_free_sched_context, ia64_get_insn_spec_ds,
978 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
979 (ia64_needs_block_p): Change prototype.
980 (ia64_gen_check): Rename to ia64_gen_spec_check.
981 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
982 into declaration, add special memory dependencies handling.
983 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
984 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
985 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
986 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
987 Define new target hooks.
988 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
989 (ia64_optimization_options): Turn on selective scheduling with -O3,
990 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
991 default with selective scheduling.
992 (ia64_override_options): Initialize align_loops and align_functions
993 to 32 and 64, respectively. Set global selective scheduling flags
994 according to target-dependent flags.
995 (rtx_needs_barrier): Support UNSPEC_LDS_A.
996 (group_barrier_needed): Use new mstop-bit-before-check flag.
998 (dfa_state_size): Make global.
999 (spec_check_no, max_uid): Remove.
1000 (mem_ops_in_group, current_cycle): New variables.
1001 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
1002 Initialize new variables.
1003 (is_load_p, record_memory_reference): New functions.
1004 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
1006 (ia64_variable_issue): Change use of current_sched_info to
1007 sched_deps_info. Update comment. Note if a load or a store is issued.
1008 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
1009 advance if maximal number of loads or stores was issued on current
1011 (scheduled_good_insn): New static helper function.
1012 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
1013 a group barrier is needed. Fix vertical spacing. Guard the code
1014 doing state transition with last_scheduled_insn check.
1015 Mark that a stop bit should be before current insn if there was a
1016 cycle advance. Update current_cycle and mem_ops_in_group.
1017 (ia64_h_i_d_extended): Change use of current_sched_info to
1018 sched_deps_info. Reallocate stops_p by larger chunks.
1019 (struct _ia64_sched_context): New structure.
1020 (ia64_sched_context_t): New typedef.
1021 (ia64_alloc_sched_context, ia64_init_sched_context,
1022 ia64_set_sched_context, ia64_clear_sched_context,
1023 ia64_free_sched_context): New static functions.
1024 (gen_func_t): New typedef.
1025 (get_spec_load_gen_function): New function.
1026 (SPEC_GEN_EXTEND_OFFSET): Declare.
1027 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
1028 (get_mode_no_for_insn): Change the condition that prevents use of
1029 special hardware registers so it can now handle pseudos.
1030 (get_spec_unspec_code): New function.
1031 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
1032 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
1033 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
1034 during selective scheduling.
1035 (ia64_speculate_insn): Use ds_get_speculation_types when
1036 determining whether we need to change the pattern.
1037 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
1038 (ia64_spec_check_src_p): Support new speculation/check codes.
1039 (struct bundle_state): New field.
1040 (issue_nops_and_insn): Initialize it.
1041 (insert_bundle_state): Minimize mid-bundle stop bits.
1042 (important_for_bundling_p): New function.
1043 (get_next_important_insn): Use important_for_bundling_p.
1044 (bundling): When shifting TImode from unimportant insns, ignore
1045 also group barriers. Assert that best state is found before
1046 the backward bundling pass. Print number of mid-bundle stop bits.
1047 Minimize mid-bundle stop bits. Check correct calculation of
1048 mid-bundle stop bits.
1049 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
1050 (final_emit_insn_group_barriers): Emit stop bits before insns starting
1052 (sel2_run): New variable.
1053 (ia64_reorg): When flag_selective_scheduling2 is set, run the
1054 selective scheduling pass instead of schedule_ebbs.
1056 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
1057 (UNSPEC_LDS_A): New UNSPEC.
1058 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
1059 movti_internal, movsf_internal, movdf_internal,
1060 movxf_internal): Make visible. Add speculable* attributes.
1061 (output_c_nc): New mode attribute.
1062 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
1063 mov<mode>_nc, zero_extend<mode>di2_nc,
1064 advanced_load_check_nc_<mode>): New insns.
1065 (zero_extend*): Add speculable* attributes.
1067 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
1068 (msched-stop-bits-after-every-cycle): Likewise.
1069 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
1071 (msched-spec-verbose): Remove.
1072 (msched-prefer-non-data-spec-insns,
1073 msched-prefer-non-control-spec-insns,
1074 msched-count-spec-in-critical-path,
1075 msel-sched-dont-check-control-spec): Use Target Report Var
1076 instead of Common Report Var.
1078 * config/ia64/itanium2.md: Remove incorrect bypass.
1080 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
1082 2008-10-14 Jakub Jelinek <jakub@redhat.com>
1085 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
1086 and -fhelp=separate.
1088 2008-10-14 Ben Elliston <bje@au.ibm.com>
1090 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
1092 2008-10-13 Joseph Myers <joseph@codesourcery.com>
1094 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
1097 2008-10-13 Matthias Klose <doko@ubuntu.com>
1099 * config/pa/linux-atomic.c: Work around missing header file
1100 for hppa64-linux-gnu targets.
1102 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
1103 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
1104 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1105 Grace Cao <grace_cao@playstation.sony.com>
1107 * doc/invoke.texi (-mgen-cell-microcode): Document.
1108 (-mwarn-cell-microcode): Document.
1109 * cfglayout.c (locator_location): Export.
1110 * rtl.h (locator_location): Define prototype.
1111 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
1113 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
1114 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
1115 (mwarn-cell-microcode): New option.
1116 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
1117 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
1118 cell and not already set.
1119 Turn off string instructions if not generating cell microcode.
1120 (rs6000_final_prescan_insn): New function that warns about microcoded
1122 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
1123 * config/rs6000/rs6000.md
1124 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
1125 the instruction would have been microcoded on the Cell. Set
1126 cell_micro to always on unnamed patterns for the string instructions.
1127 (cell_micro): Update definition, remove load/store conditional
1129 (sign_extend:DI): Define new pattern for non microcoded version.
1130 (sign_extend:SI): Likewise.
1131 (compare (div:P)): Set cell_micro to not.
1132 (andsi3): Define as an expand.
1133 (andsi3_mc): New pattern.
1134 (andsi3_nomc): New pattern.
1135 (andsi3_internal0_nomc): New pattern.
1136 (andsi3_internal2): Rename to ...
1137 (andsi3_internal2_mc): this and enable iff generating microcode.
1138 (andsi3_internal3): Rename to ...
1139 (andsi3_internal3_mc): this and enable iff generating microcode.
1140 (andsi3_internal4): Enable iif generating microcode.
1141 (andsi3_internal5): Rename to ..
1142 (andsi3_internal5_mc): this and enable iff generating microcode.
1143 (andsi3_internal5_nomc): New pattern.
1144 (extzvdi_internal1): Enable iff generating microcode.
1145 (extzvdi_internal2): Likewise.
1146 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
1147 (anddi3): Change to expand.
1148 (anddi3_mc): Rename from anddi3.
1149 (anddi3_no_mc): New pattern.
1150 (anddi3_internal2): Rename to ..
1151 (anddi3_internal2_mc): this and enable iff generating microcode.
1152 (anddi3_internal2_nomc): New pattern.
1153 (anddi3_internal3): Rename to ..
1154 (anddi3_internal3_mc): this and enable iff generating microcode.
1155 (anddi3_internal3_nomc): New pattern.
1156 (movti_string): Set cell_micro to always if TARGET_STRING.
1157 (stmsi8): Set cell_micro to always.
1163 (stmsi8_power): Likewise.
1164 (stmsi7_power): Likewise.
1165 (stmsi6_power): Likewise.
1166 (stmsi5_power): Likewise.
1167 (stmsi4_power): Likewise.
1168 (stmsi3_power): Likewise.
1169 (movsi_update2): Enable iff generating microcode.
1170 (movhi_update3): Likewise.
1171 (lmw): Set cell_micro to always.
1173 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
1175 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
1176 * config/s390/s390.c (machine_function): Remove
1177 decomposed_literal_pool_addresses_ok_p.
1178 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
1179 the difference of two labels.
1180 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
1181 (s390_pool_offset): New function.
1182 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
1183 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
1185 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
1187 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
1188 (powerpc*-*-linux-gnu*): Describe.
1189 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
1190 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
1191 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
1192 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
1193 config/rs6000/e500crtres32gpr.asm,
1194 config/rs6000/e500crtres64gpr.asm,
1195 config/rs6000/e500crtres64gprctr.asm,
1196 config/rs6000/e500crtrest32gpr.asm,
1197 config/rs6000/e500crtrest64gpr.asm,
1198 config/rs6000/e500crtresx32gpr.asm,
1199 config/rs6000/e500crtresx64gpr.asm,
1200 config/rs6000/e500crtsav32gpr.asm,
1201 config/rs6000/e500crtsav64gpr.asm,
1202 config/rs6000/e500crtsav64gprctr.asm,
1203 config/rs6000/e500crtsavg32gpr.asm,
1204 config/rs6000/e500crtsavg64gpr.asm,
1205 config/rs6000/e500crtsavg64gprctr.asm: Use it.
1206 * config/rs6000/crtsavres.asm: Really remove.
1208 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
1211 * c-format.c (convert_format_name_to_system_name): Use
1212 TARGET_OVERRIDES_FORMAT_INIT.
1213 * config.gcc (extra_options): Add for mingw targets mingw.opt.
1214 * config/i386/mingw.opt: New.
1215 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
1216 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
1217 (ms_printf_length_specs): Removed const specifier.
1218 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
1219 * doc/invoke.texi (Wno-pedantic-ms-format): New.
1221 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1223 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
1224 * doc/install.texi: Bump recommended MPFR to 2.3.2.
1226 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1229 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
1230 sure that ref has valid bb.
1232 2008-10-12 Richard Henderson <rth@redhat.com>
1235 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
1236 * alias.c (value_addr_p, stack_addr_p): Remove.
1237 (nonoverlapping_memrefs_p): Remove IRA special case.
1238 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
1239 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
1240 * reload1.c (alter_reg): Use it.
1242 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
1244 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
1245 of registers instead of eax, ebx, ecx and edx. Use for loop
1246 and check register for non-zero value before the call
1247 to decode_caches_intel.
1249 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1251 PR rtl-optimization/37448
1252 * df.h: (df_ref_class): New enum.
1253 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
1254 (struct df_ref): Replaced with union df_ref_d.
1255 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
1256 New members of df_ref_d union.
1257 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
1258 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
1259 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
1260 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
1261 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
1262 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
1263 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
1264 (df_scan_bb_info, df_bb_regno_first_def_find,
1265 df_bb_regno_last_def_find, df_find_def, df_find_use,
1266 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1267 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
1268 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
1269 df_get_artificial_defs, df_get_artificial_uses, union_defs)
1270 Replaced struct df_ref * with df_ref.
1271 * df-scan.c (df_collection_rec, df_null_ref_rec,
1272 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
1273 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
1274 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
1275 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
1276 df_reorganize_refs_by_reg_by_reg,
1277 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
1278 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
1279 df_sort_and_compress_refs, df_install_ref, df_install_refs,
1280 df_ref_record, df_get_conditional_uses, df_get_call_refs,
1281 df_bb_refs_record, df_exit_block_uses_collect,
1282 df_record_exit_block_uses, df_reg_chain_mark,
1283 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
1284 df_ref * with df_ref.
1285 (df_ref_record, df_uses_record, df_ref_create_structure): Added
1286 df_ref_class parameter.
1287 (df_scan_problem_data): Added new pools for different types of refs.
1288 (df_scan_free_internal, df_scan_alloc, df_free_ref,
1289 df_ref_create_structure): Processed new ref pools.
1290 (df_scan_start_dump): Added counts of refs and insns.
1291 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
1292 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1293 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
1294 code to pass df_ref_class down to ref creation functions.
1295 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
1296 df_reg_chain_mark): Use macros to hide references to df_refs.
1297 (df_ref_chain_change_bb): Removed.
1298 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
1299 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
1300 Enhanced to understand df_ref union structure.
1301 * fwprop.c (local_ref_killed_between_p, use_killed_between,
1302 all_uses_available_at, update_df, try_fwprop_subst,
1303 forward_propagate_subreg, forward_propagate_and_simplify,
1304 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
1305 df_ref * with df_ref.
1306 (use_killed_between, all_uses_available_at): Use macros to hide
1307 references to df_refs.
1308 * regstat.c (regstat_bb_compute_ri,
1309 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
1311 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
1312 see_handle_relevant_refs, see_analyze_one_def,
1313 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
1314 struct df_ref * with df_ref.
1315 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
1316 global_conflicts): Replaced struct df_ref * with df_ref.
1317 * ddg.c (create_ddg_dep_from_intra_loop_link,
1318 add_cross_iteration_register_deps, build_inter_loop_deps):
1319 Replaced struct df_ref * with df_ref.
1320 (create_ddg_dep_from_intra_loop_link,
1321 add_cross_iteration_register_deps): Use macros to hide references
1323 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
1324 df_ref * with df_ref.
1325 * df-core.c (df_bb_regno_first_def_find,
1326 df_bb_regno_last_def_find, df_find_def, df_find_use,
1327 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1328 debug_df_ref): Replaced struct df_ref * with df_ref.
1329 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
1330 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
1332 * web.c (union_defs, entry_register, replace_ref, web_main):
1333 Replaced struct df_ref * with df_ref.
1334 (union_defs, replace_ref): Use macros to hide references to df_refs.
1335 * global.c (compute_regs_asm_clobbered, build_insn_chain):
1336 Replaced struct df_ref * with df_ref.
1337 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
1338 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
1339 Replaced struct df_ref * with df_ref.
1340 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
1341 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
1343 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
1344 * df-byte-scan.c (df_compute_accessed_bytes_extract,
1345 df_compute_accessed_bytes_strict_low_part,
1346 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
1347 Replaced struct df_ref * with df_ref.
1348 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
1349 * init-regs.c (initialize_uninitialized_regs): Replaced struct
1350 df_ref * with df_ref.
1351 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
1352 check_dependency, check_dependencies, record_uses): Replaced
1353 struct df_ref * with df_ref.
1354 (invariant_for_use, check_dependency): Use macros to hide
1355 references to df_refs.
1356 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
1357 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
1358 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
1359 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
1360 references to df_refs.
1361 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
1363 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
1364 * df-problems.c (df_rd_bb_local_compute_process_def,
1365 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
1366 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
1367 df_chain_remove_problem, df_chain_create_bb_process_use,
1368 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
1369 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
1370 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
1371 df_byte_lr_simulate_artificial_refs_at_top,
1372 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
1373 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
1374 df_simulate_uses, df_simulate_artificial_refs_at_end,
1375 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
1377 (df_chain_dump): Use macros to hide references to df_refs.
1378 * config/mips/mips.c (r10k_simplify_address): Replaced struct
1379 df_ref * with df_ref.
1380 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
1381 mark_artificial_uses, mark_reg_dependencies,
1382 byte_dce_process_block): Replaced struct df_ref * with df_ref.
1384 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
1386 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
1388 (array_ref_element_size): Likewise.
1389 (array_ref_low_bound): Likewise.
1390 (array_ref_up_bound): Likewise.
1391 * expr.c (contains_packed_reference): Likewise.
1392 (array_ref_element_size): Likewise.
1393 (array_ref_low_bound): Likewise.
1394 (array_ref_up_bound): Likewise.
1395 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
1396 with ARRAY_RANGE_REF.
1397 (idx_find_step): Likewise.
1398 (idx_record_use): Likewise.
1399 (strip_offset_1): Likewise.
1400 (idx_remove_ssa_names): Likewise.
1402 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
1403 Andi Kleen <ak@linux.intel.com>
1405 * config/i386/cpuid.h (__cpuid_count): New defines.
1406 * config/i386/driver-i386.c (struct cache_desc): New structure.
1407 (describe_cache): Use struct cache_desc to pass cache descriptions.
1408 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
1409 (detect_caches_amd): Use struct cache_desc to describe caches.
1410 (decode_caches_intel): Use struct cache_desc to pass cache
1411 descriptions. Update descriptions to match latest (rev -032,
1412 December 2007) CPUID documentation. Do not check valid bit here.
1413 Check for Xeon MP value 0x49 problems.
1414 (detect_caches_cpuid2): New function, split from detect_caches_intel.
1415 Check valid bit before calling decode_caches_intel. Detect number
1416 of times to repeat CPUID instruction.
1417 (detect_caches_cpuid4): New function.
1418 (detect_caches_intel): Depending on max_level, call
1419 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
1420 only when other methods fail to provide valid L2 cache description.
1422 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1425 * pa.md (call, call_value): Generate an rtx for register r4 and pass
1426 it to PIC call patterns.
1427 (call_symref_pic): Revise pattern to expose PIC register save. Remove
1428 code generation and attributes from pattern. Change peephole2 to
1429 split for noreturn case. Revise split pattern for non noreturn case.
1430 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
1431 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
1432 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
1435 2008-10-11 David Edelsohn <edelsohn@gnu.org>
1437 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
1438 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
1440 (divdf3): Reformat long line.
1442 2008-10-11 Michael J. Eager <eager@eagercon.com>
1444 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
1446 (rs6000_handle_option): Process -mfpu options.
1447 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
1448 (enum fpu_type_t): New.
1449 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
1450 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
1452 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
1453 (floatdidf2): Add TARGET_SINGLE_FPU condition.
1454 * config/rs6000/rs6000.opt (-mfpu): New.
1455 (-mxilinx-fpu): New.
1456 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
1457 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
1458 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
1459 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
1460 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
1462 2008-10-11 Jakub Jelinek <jakub@redhat.com>
1465 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
1466 LO_SUM on Darwin if mode has just one unit.
1468 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
1471 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
1472 has been optimized out.
1474 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
1476 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
1477 instead of PIC_DIRECT_ADDR_P.
1478 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1479 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
1480 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
1481 (PIC_OFFSET_P): Rename to...
1482 (PCREL_SYMOFF_P): ...this.
1483 (PIC_DIRECT_ADDR_P): Delete.
1484 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
1486 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
1487 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
1488 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
1489 * config/sh/sh.c (print_operand): Remove CONST handling.
1490 (unspec_caller_rtx_p): Rewrite to use split_const and check
1491 the operands of UNSPEC bases.
1492 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
1493 with (unspec [A B] UNSPEC_SYMOFF).
1494 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
1495 UNSPEC_PCREL_SYMOFF.
1496 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1497 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
1498 (UNSPEC_EXTRACT_U16): Likewise.
1499 (UNSPEC_SYMOFF): Likewise.
1500 (UNSPEC_PCREL_SYMOFF): Likewise.
1501 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
1503 (movsi_const_16bit): Likewise.
1504 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
1505 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
1506 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
1507 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
1508 with (unspec [A B] UNSPEC_SYMOFF).
1509 (symPLT_label2reg): Replace (minus A (minus B pc)) with
1510 (unspec [A B] PCREL_UNSPEC_SYMOFF).
1511 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
1512 (Csu): Likewise UNSPEC_EXTRACT_U16.
1513 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1514 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
1516 2008-10-10 Stepan Kasal <skasal@redhat.com>
1518 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
1519 for loop strip mining and loop blocking.
1521 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1523 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
1524 vary types depending on debug info.
1526 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1528 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
1529 before ensuring it's already computed.
1531 2008-10-09 Jakub Jelinek <jakub@redhat.com>
1533 * rtl.h (locator_eq): New decl.
1534 * cfglayout.c (locator_scope): New function.
1535 (insn_scope): Use it.
1536 (locator_eq): New function.
1537 (fixup_reorder_chain): Search for last insn in src bb
1538 that has locator set or first insn in dest bb. Use
1539 locator_eq instead of == to compare locators.
1540 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
1541 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
1542 == to compare locators.
1544 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
1546 * gimple-low.c (lower_function_body, lower_gimple_return,
1547 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
1548 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
1549 goto_block on edges if goto_locus is known.
1552 * tree.h (get_object_alignment): Declare.
1553 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
1554 get_object_alignment if needed.
1555 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
1557 (get_object_alignment): ... here. New function. Try harder to
1558 determine alignment from get_inner_reference returned offset.
1560 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1562 * graphite.c (gloog): Don't call find_unreachable_blocks
1563 before delte_unreachable_blocks.
1565 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
1566 goto_locus of true_edge into RTL locator.
1568 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
1570 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
1571 (*jcc_btdi_mask_rex64): Ditto.
1573 (*jcc_btsi_mask): Ditto.
1574 (*jcc_btsi_1): Ditto.
1575 (*jcc_btsi_mask_1): Ditto.
1577 2008-10-08 Paul Brook <paul@codesourcery.com>
1579 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
1580 compatible profiler (__gnu_mcount_nc).
1581 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1583 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1585 * config/i386/i386.c (initial_ix86_tune_features): Add
1586 X86_TUNE_USE_VECTOR_FP_CONVERTS.
1587 * config/i386/i386.h (ix86_tune_indices): Likewise.
1588 (TARGET_USE_VECTOR_FP_CONVERTS): New.
1590 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
1591 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
1592 for FP to FP splitters.
1594 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1596 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
1599 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1603 PR rtl-optimization/37341
1604 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
1605 to ORIG_BB, pass through ORIG_BB recursively.
1606 (cse_condition_code_reg): Adjust caller.
1608 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
1610 * sdbout.c (sdbout_one_type): Treat the value type
1611 CONST_DECL for enumerals.
1613 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1615 * config/i386/i386.md: Remove trailing white spaces.
1617 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1619 PR rtl-optimization/37448
1620 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
1621 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
1623 (struct output_info) [count]: Renamed total_created and made
1625 (struct output_info) [size]: Renamed total_allocated and made
1627 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
1628 Properly keep track of desc->size.
1629 (print_statistics, dump_alloc_pool_statistics): Enhance the
1630 printing of statistics to print the number of elements and to use
1633 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1636 * opts.h (CL_SAVE): Move up to flags range.
1637 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
1638 CL_COMMON): Renumber.
1639 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
1640 * opts.c (common_handle_option): Revert last change.
1642 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1644 * config/i386/i386-protos.h (ix86_schedule): New.
1646 * config/i386/i386.c (ix86_schedule): New.
1647 (override_options): Add schedule to processor_alias_table. Set
1648 ix86_schedule from the schedule field in processor_alias_table.
1649 (ix86_function_specific_save): Save ix86_schedule.
1650 (ix86_function_specific_restore): Restore ix86_schedule.
1652 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
1653 ix86_tune. Add none and remove i386, i486, pentium4, nocona
1656 * config/i386/i386.opt: Add schedule.
1658 * config/i386/ppro.md: Remove generic32.
1660 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
1663 * expr.c (count_type_elements): Handle ERROR_MARK.
1665 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1670 * basic-block.h (struct edge_def): Add goto_block field.
1671 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
1672 one insn with locus corresponding to edge's goto_locus if !optimize.
1673 * profile.c (branch_prob): Copy edge's goto_block.
1674 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
1676 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
1677 locator in between the merged basic blocks if !optimize and needed.
1678 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
1679 goto_locus into RTL locator. For unconditional jump use that
1680 locator for the jump insn.
1681 (expand_gimple_cond): Convert goto_block and goto_locus into
1682 RTL locator for all remaining edges. For unconditional jump
1683 use that locator for the jump insn.
1684 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
1685 there is more than one edge or insn locator along the forwarding
1686 edges and !optimize. If there is just one, set e->goto_locus.
1687 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
1689 (move_block_to_fn): Adjust edge's goto_block.
1691 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1694 * expmed.c (expand_mult): Properly check DImode constant in
1697 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1700 * dwarf2out.c (common_block_die_table): New variable.
1701 (common_block_die_table_hash, common_block_die_table_eq): New
1703 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
1704 COMMON block in the current scope rather than globally. Optimize
1705 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
1706 DW_OP_addr SYMBOL_REF+off.
1708 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
1710 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
1711 Return true for non-addressable GIMPLE operands.
1713 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1716 * config/i386/i386.c (initial_ix86_tune_features): Remove
1717 X86_TUNE_USE_BIT_TEST.
1718 * config/i386/i386.h (ix86_tune_indices): Likewise.
1719 (TARGET_USE_BIT_TEST): Removed.
1721 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1723 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
1725 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
1727 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
1728 (mul<mode>3_mul3): ... into this new template.
1730 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1732 * gimplify.c (gimplify_arg): Add location argument. Use it.
1733 (gimplify_call_expr): Pass location to gimplify_arg.
1734 (gimplify_modify_expr_to_memcpy): Same.
1735 (gimplify_modify_expr_to_memset): Same.
1737 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1739 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1740 Update calls to build_unary_op and build_indirect_ref for location
1743 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1746 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
1747 * c-typeck.c (array_to_pointer_conversion): Pass location to
1749 (function_to_pointer_conversion): Use error_at and warning_at.
1750 (build_indirect_ref): Same.
1751 (build_array_ref): Pass location to build_binary_op.
1752 (parser_build_unary_op): Do not set location after calling
1754 (build_unary_op): Add location argument. Use it throughout. Set
1755 EXPR_LOCATION before returning new tree.
1756 (build_modify_expr): Same.
1757 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
1759 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
1760 build_indirect_ref, build_modify_expr.
1761 (c_finish_omp_for): Same. Use error_at instead of error.
1762 * c-common.c (c_common_truthvalue_conversion): Pass location to
1764 (warn_for_div_by_zero): Add location argument.
1765 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
1766 build_unary_op, warn_for_div_by_zero.
1767 * c-parser.c (c_parser_typeof_specifier): Use
1768 protected_set_expr_location.
1769 (c_parser_statement_after_labels): Same.
1770 (c_parser_condition): Same.
1771 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
1772 (c_parser_conditional_expression): Use protected_set_expr_location.
1773 (c_parser_unary_expression): Pass location to build_indirect_ref.
1774 (c_parser_postfix_expression_after_primary): Pass location to
1775 build_indirect_ref, build_unary_op.
1776 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
1778 2008-10-06 Joshua Kinard <kumba@gentoo.org>
1780 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
1781 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
1782 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
1784 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
1785 (mips_issue_rate): Handle PROCESSOR_R10000.
1786 * config/mips/mips.md (cpu): Add r10000.
1788 * config/mips/10000.md: New file.
1790 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1792 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
1793 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
1794 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
1796 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1798 * config/darwin-protos.h (machopic_function_base_name): Delete.
1799 (machopic_function_base_sym): Likewise.
1800 (machopic_gen_offset): Declare.
1801 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
1802 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
1803 * config/darwin.c (machopic_function_base_name): Delete.
1804 (machopic_function_base_sym): Likewise.
1805 (gen_pic_offset): Rename to...
1806 (machopic_gen_offset): ...this and remove the pic_base argument.
1807 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
1808 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
1809 crtl->uses_pic_offset_table.
1810 (machopic_indirect_data_reference): Use new machopic_gen_offset
1812 (machopic_legitimize_pic_address): Likewise.
1813 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
1815 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
1816 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
1817 * config/i386/i386.c (output_set_got): Likewise.
1818 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
1820 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
1821 (legitimate_address_p): Likewise.
1822 (output_pic_addr_const): Likewise.
1823 (output_addr_const_extra): Likewise.
1824 (ix86_delegitimize_address): Expect darwin_local_data_pic to
1825 match an UNSPEC rather than a MINUS.
1826 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
1827 (builtin_setjmp_receiver): Use machopic_gen_offset.
1828 * config/i386/predicates.md (pic_symbolic_operand): Handle
1829 UNSPEC_MACHOPIC_OFFSET.
1831 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1832 Use machopic_gen_offset and machopic_operand_p.
1833 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
1834 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
1835 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
1836 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
1837 Set crtl->uses_pic_offset_table.
1839 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1841 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
1843 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
1844 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
1845 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
1846 (constant_pool_expr_p): Use split_const and check the base.
1847 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
1849 (legitimate_constant_pool_address_p): Check toc_relative_p
1850 instead of constant_pool_expr_p.
1851 (print_operand_address): Always use output_addr_const for
1852 constant pool addresses.
1853 (rs6000_output_addr_const_extra): New function.
1854 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
1856 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
1860 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1861 (mark_ref_live, mark_ref_dead): Use them.
1862 (def_conflicts_with_inputs_p): Remove.
1863 (mark_early_clobbers): New function.
1864 (process_bb_node_lives): Call preprocess_constraints and
1865 mark_early_clobbers.
1867 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
1869 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
1871 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
1872 lib with -mthread switch.
1874 2008-10-05 Dodji Seketeli <dodji@redhat.com>
1877 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
1878 function in two, making it call a new and reusable
1879 dwarf2out_imported_module_or_decl() that takes the containing
1880 BLOCK of the declaration in argument.
1881 (dwarf2out_imported_module_or_decl_real): New function.
1882 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
1883 IMPORTED_DECL in account.
1884 * tree.def: Added IMPORTED_DECL node type.
1885 * tree.h: Added accessors for IMPORTED_DECL nodes.
1886 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
1888 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1890 * doc/gimple.texi: Fix some typos, wrap some long lines,
1891 fix some broken wraps with continuations.
1892 * tree-ssa-reassoc.c: Fix comment typos.
1894 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1897 * pa.c (legitimize_pic_address): Force function labels to memory in
1900 2008-10-04 Anton Blanchard <anton@samba.org>
1902 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
1903 (rs6000_split_atomic_op): Same.
1904 (rs6000_split_compare_and_swap): Same.
1905 (rs6000_split_compare_and_swapqhi): Same.
1907 2008-10-04 Richard Guenther <rguenther@suse.de>
1909 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
1910 instead of pointer equality.
1911 (vn_nary_op_eq): Likewise.
1913 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1915 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
1917 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
1918 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
1920 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
1922 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1923 Revert previous change.
1925 2008-10-03 Tom Tromey <tromey@redhat.com>
1927 * stringpool.c (ggc_alloc_string): Terminate string.
1929 2008-10-03 Jakub Jelinek <jakub@redhat.com>
1931 * gimplify.c (gimplify_function_tree): For -finstrument-functions
1932 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
1933 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
1936 * gimplify.c (declare_vars): Use gimple_bind_block instead of
1939 2008-10-03 Pascal Obry <obry@adacore.com>
1941 * gcov.c (create_file_names): Properly handle UNIX and DOS
1942 directory separators.
1943 (make_gcov_file_name): Likewise + convert the ':' DOS drive
1944 separator to '~' to ensure clean filenames on Windows.
1946 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1948 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1949 Add a null terminator to the stripped name.
1951 2008-10-02 David Edelsohn <edelsohn@gnu.org>
1953 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
1954 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1955 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
1956 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
1957 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1958 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
1959 TARGET_SINGLE_FLOAT.
1961 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
1963 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
1965 2008-10-02 Richard Guenther <rguenther@suse.de>
1968 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
1969 and VECTOR_TYPE recurse with useless_type_conversion_p which
1970 properly handles void pointer conversion.
1972 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1975 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
1976 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
1978 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1980 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1981 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
1982 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
1983 they translate to non builtins.
1984 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
1985 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
1986 __builtin_vec_promote, __builtin_vec_extract, and
1987 __builtin_vec_insert.
1988 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
1989 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
1990 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
1991 * config/rs6000/altivec.h (vec_extract): Define
1992 (vec_insert): Define.
1993 (vec_splats): Define.
1994 (vec_promote): Define.
1996 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1997 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
1998 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2000 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
2002 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
2003 prototype. Add new parameter, blk.
2004 Use BLKmode for the MEM if blk is true.
2005 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
2006 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
2007 ALTIVEC_BUILTIN_STVRXL.
2008 Update usage of altivec_expand_lv_builtin.
2009 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
2010 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
2011 (altivec_init_builtins): If compiling for the Cell, also define the
2013 * config/rs6000/rs6000.h (rs6000_builtins): Define
2014 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
2015 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
2016 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
2017 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
2018 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
2019 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
2020 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
2021 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
2022 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
2023 UNSPEC_STVRX, and UNSPEC_STVRXL.
2024 (altivec_lvlx): New pattern.
2025 (altivec_lvlxl): New pattern.
2026 (altivec_lvrx): New pattern.
2027 (altivec_lvrxl): New pattern.
2028 (altivec_stvlx): New pattern.
2029 (altivec_stvlxl): New pattern.
2030 (altivec_stvrx): New pattern.
2031 (altivec_stvrxl): New pattern.
2032 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
2033 (vec_lvlxl): Likewise.
2034 (vec_lvrx): Define if PPU is defined.
2035 (vec_lvrxl): Likewise.
2036 (vec_stvlx): Define if PPU is defined.
2037 (vec_stvlxl): Likewise.
2038 (vec_stvrx): Define if PPU is defined.
2039 (vec_stvrxl): Likewise.
2041 2008-10-01 Geert Bosch <bosch@adacore.com>
2043 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
2045 2008-10-01 Richard Guenther <rguenther@suse.de>
2047 PR tree-optimization/37617
2048 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
2049 do not add to the NEW_SETS.
2051 2008-10-01 Richard Guenther <rguenther@suse.de>
2054 * tree-vrp.c (execute_vrp): If we optimized away the default
2055 case make sure to promote the label that got in place of it
2056 to a default case label.
2058 2008-10-01 Richard Henderson <rth@redhat.com>
2061 * tree-complex.c (set_component_ssa_name): Don't optimize
2062 is_gimple_min_invariant values with ssa_names in abnormal phis.
2064 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2066 PR tree-optimization/37662
2067 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
2068 commutative binary operation if they are in the wrong order and
2069 fold_build2 produces non-GIMPLE.
2071 2008-09-30 Jakub Jelinek <jakub@redhat.com>
2073 PR tree-optimization/37662
2074 PR tree-optimization/37663
2075 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
2076 get_value_range with non-SSA_NAME. Don't assert operands have been
2077 folded, instead just bail out.
2079 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2081 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
2083 2008-09-30 Richard Guenther <rguenther@suse.de>
2086 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
2087 build restrict-qualified pointers.
2088 (vectorizable_store): Move alias check later.
2089 (vectorizable_load): Likewise.
2091 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2093 * c-common.c (empty_if_body_warning): Remove.
2094 * c-common.h (empty_if_body_warning): Remove.
2095 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
2096 here the -Wempty-body warning for `if' and `else' statements.
2097 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
2099 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
2101 * config/i386/i386.opt: Add msse2avx.
2103 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
2104 * config/i386/linux64.h (ASM_SPEC): Likewise.
2106 * doc/invoke.texi: Document -msse2avx.
2108 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
2110 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
2112 2008-09-29 Joseph Myers <joseph@codesourcery.com>
2114 * ifcvt.c (noce_emit_store_flag): If using condition from original
2115 jump, reverse it if if_info->cond was reversed.
2117 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
2119 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2120 non-constant memory if it cannot be forced to constant memory.
2121 Overhaul surrounding code and factor out common condition.
2123 2008-09-29 Jeff Law <law@redhat.com>
2125 * reload1.c (alter_reg): Add missing curly braces.
2127 2008-09-29 Michael J. Eager <eager@eagercon.com>
2129 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2131 * config/rs6000/rs6000.c (rs6000_override_options): Move
2132 rs6000_init_hard_regno_mode_ok after all options changed.
2133 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2134 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2135 -msimple-fpu flags. Add warning messages if single FP not configured.
2136 (rs6000_file_start): Output gnu_attribute for single-float.
2137 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2138 (rs6000_legitimize_address): Likewise.
2139 (rs6000_legitimize_reload_address): Likewise.
2140 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2141 TARGET_SINGLE_FLOAT.
2142 (function_arg_advance): Likewise (partial conversion).
2143 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2144 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2145 TARGET_SINGLE_FLOAT.
2146 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2147 (rs6000_emit_prologue): Likewise.
2148 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2149 TARGET_SINGLE_FLOAT.
2150 (rs6000_libcall_value): Likewise.
2151 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2152 (TARGET_DOUBLE_FLOAT): New default to 1
2153 (TARGET_SIMPLE_FPU): New default to 0
2154 (TARGET_SINGLE_FPU): New default to 0
2155 (TARGET_SINGLE_FLOAT_MODE): New.
2156 (TARGET_DOUBLE_FLOAT_MODE): New.
2157 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2158 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2160 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2161 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2162 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2163 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2164 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2165 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2166 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2167 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2168 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2169 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2170 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2171 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2172 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2173 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2174 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2175 cmptf_internal1, *cmptf_internal2): Condition on
2176 TARGET_DOUBLE_FLOAT.
2177 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2178 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2179 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2180 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2181 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2182 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2183 TARGET_SINGLE_FLOAT.
2184 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2185 * config/rs6000/rs6000.opt (-msingle-float): New.
2186 (-mdouble-float): New.
2187 (-msimple-fpu): New.
2188 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2189 -msingle-float, -mdouble-float, -msimple-fpu options.
2190 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2191 _SOFT_DOUBLE for -msingle-float.
2192 * config.gcc: New config for target=powerpc-xilinx-eabi.
2194 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
2196 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
2197 have exit and entry.
2198 (new_scop): Take entry and exit edge to define new SCoP.
2199 (sd_region_p): New structure used during SCoP detection.
2200 (move_scops): Delete.
2201 (move_sd_regions): New.
2202 (scopdet_info): Change the definition from edges back to basic_blocks.
2203 (scopdet_edge_info): Work on basic_blocks and rename to
2204 scopdet_basic_block_info.
2205 (split_difficult_bb): At the moment removed. We should later
2206 add it at another place.
2207 (build_scops_1): Work on basic_blocks.
2208 (bb_in_sd_region): New.
2209 (find_single_entry_edge): New.
2210 (find_single_exit_edge): New.
2211 (create_single_entry_edge): New.
2212 (sd_region_without_exit): New.
2213 (create_single_exit_edge): New.
2214 (unmark_exit_edges): New.
2215 (mark_exit_edges): New.
2216 (create_sese_edges): New.
2217 (build_graphite_scops): New.
2218 (build_scops): Make SCoPs SESE.
2219 (limit_scops): Use the new functions.
2221 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
2223 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
2225 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2228 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
2229 address to a register before taking the lower part.
2231 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
2233 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
2236 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2237 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
2240 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
2241 the newly created variable.
2242 Create a VECTOR_CST of all 1s for vector types.
2244 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2247 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
2249 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2251 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
2252 order to convert between modes.
2253 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
2255 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
2257 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
2260 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
2263 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2267 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
2269 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
2270 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
2271 them to yield false with MIPS16.
2273 2008-09-26 Jakub Jelinek <jakub@redhat.com>
2276 * dwarf2out.c (tls_mem_loc_descriptor): New function.
2277 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
2278 mem_loc_descriptor failed. Accept UNSPEC.
2279 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
2280 fail if one of the loc_descriptor calls for pieces failed.
2281 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
2282 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
2283 if loc_descriptor_from_tree_1 on offset failed.
2286 * opts.c (common_handle_option): Don't call print_specific_help with
2287 CL_SAVE as first argument.
2289 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
2290 Steve Ellcey <sje@cup.hp.com>
2292 * configure: Regenerate for new libtool.
2293 * aclocal.m4: Ditto.
2295 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
2297 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
2298 alias set on MEM when saving stack pointer.
2299 * config/rs6000/rs6000.md (allocate_stack): Likewise
2301 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
2303 PR tree-optimization/37574
2304 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
2305 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
2306 instead of vector_type for constants. Take computation out of loop.
2307 (vect_get_vec_def_for_operand): Use only vectype for constant case,
2308 and use only vector_type for invariant case.
2309 (get_initial_def_for_reduction): Use vectype instead of vector_type.
2311 2008-09-25 Jakub Jelinek <jakub@redhat.com>
2314 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
2315 the decl is a VAR_DECL or FUNCTION_DECL.
2317 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2320 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2321 (mark_ref_live, mark_ref_dead): Use them.
2322 (def_conflicts_with_inputs_p): Remove.
2323 (mark_early_clobbers): New function.
2324 (process_bb_node_lives): Call preprocess_constraints and
2325 mark_early_clobbers.
2327 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
2329 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2332 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
2333 (ira_compress_allocno_live_ranges): New prototype.
2335 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
2336 (coalesced_allocnos_living_at_program_points): New.
2337 (coalesced_allocnos_live_at_points_p,
2338 set_coalesced_allocnos_live_points): New functions.
2339 (coalesce_spill_slots): Rewrite.
2341 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
2342 ira_compress_allocno_live_ranges): New functions.
2344 * ira-build.c (ira_flattening): Call
2345 ira_compress_allocno_live_ranges.
2348 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
2350 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
2353 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
2355 * combine.c (make_compound_operation): Handle the 'E' format.
2356 (count_rtxs): Likewise.
2357 (update_table_tick): Likewise.
2358 (get_last_value_validate): Likewise.
2360 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
2362 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
2364 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
2366 * matrix-reorg.c (transform_allocation_sites): Initializers
2367 added to avoid the warning.
2369 2008-09-25 Martin Jambor <mjambor@suse.cz>
2371 * cgraph.c (free_nodes): New variable.
2372 (NEXT_FREE_NODE): New macro.
2373 (cgraph_create_node): Reuse nodes from the free list. Do not
2374 update uid if doing so.
2375 (cgraph_remove_node): Add the node to the free list.
2377 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
2379 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2381 2008-09-24 Richard Henderson <rth@redhat.com>
2383 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
2384 * unwind-dw2.c (execute_stack_op): Handle it.
2386 2008-09-24 David Edelsohn <edelsohn@gnu.org>
2389 2008-09-24 Michael J. Eager <eager@eagercon.com>
2391 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
2393 * c-common.c (fname_decl): New location argument.
2394 * c-common.h (fname_decl): Same.
2395 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
2397 (c_parser_typeof_specifier): Same.
2398 (c_parser_parms_list_declarator): Same.
2399 (c_parser_asm_string_literal): Same.
2400 (c_parser_compound_statement_nostart): Same.
2401 (c_parser_label): Same.
2402 (c_parser_do_statement): Same.
2403 (c_parser_asm_statement): Same.
2404 (c_parser_unary_expression): Same.
2405 (c_parser_sizeof_expression): Same.
2406 (c_parser_postfix_expression): Same.
2407 (c_parser_pragma): Same.
2408 (c_parser_omp_clause_collapse): Same.
2409 (c_parser_omp_clause_num_threads): Same.
2410 (c_parser_omp_clause_schedule): Same.
2411 (c_parser_omp_all_clauses): Same.
2412 (c_parser_omp_sections_scope): Same.
2413 (c_parser_omp_for_loop): Same. Pass condition's location to
2414 c_objc_common_truthvalue_conversion.
2415 (c_parser_enum_specifier): Remove comment.
2417 2008-09-24 Michael J. Eager <eager@eagercon.com>
2419 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2421 * config/rs6000/rs6000.c (rs6000_override_options): Move
2422 rs6000_init_hard_regno_mode_ok after all options changed.
2423 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2424 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2425 -msimple-fpu flags. Add warning messages if single FP not configured.
2426 (rs6000_file_start): Output gnu_attribute for single-float.
2427 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2428 (rs6000_legitimize_address): Likewise.
2429 (rs6000_legitimize_reload_address): Likewise.
2430 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2431 TARGET_SINGLE_FLOAT.
2432 (function_arg_advance): Likewise.
2433 (function_arg): Likewise.
2434 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2435 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2436 TARGET_SINGLE_FLOAT.
2437 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2438 (rs6000_emit_prologue): Likewise.
2439 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2440 TARGET_SINGLE_FLOAT.
2441 (rs6000_libcall_value): Likewise.
2442 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2443 (TARGET_DOUBLE_FLOAT): New default to 1
2444 (TARGET_SIMPLE_FPU): New default to 0
2445 (TARGET_SINGLE_FPU): New default to 0
2446 (TARGET_SINGLE_FLOAT_MODE): New.
2447 (TARGET_DOUBLE_FLOAT_MODE): New.
2448 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2449 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2451 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2452 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2453 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2454 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2455 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2456 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2457 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2458 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2459 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2460 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2461 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2462 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2463 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2464 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2465 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2466 cmptf_internal1, *cmptf_internal2): Condition on
2467 TARGET_DOUBLE_FLOAT.
2468 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2469 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2470 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2471 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2472 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2473 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2474 TARGET_SINGLE_FLOAT.
2475 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2476 * config/rs6000/rs6000.opt (-msingle-float): New.
2477 (-mdouble-float): New.
2478 (-msimple-fpu): New.
2479 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2480 -msingle-float, -mdouble-float, -msimple-fpu options.
2481 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2482 _SOFT_DOUBLE for -msingle-float.
2483 * config.gcc: New config for target=powerpc-xilinx-eabi.
2485 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2487 * config/sparc/constraints.md: New file.
2488 * config/sparc/sparc.md: Include it.
2489 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
2490 (sparc_extra_constraint_check): Delete.
2491 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
2492 (memory_ok_for_ldd): New predicate.
2493 (sparc_extra_constraint_check): Delete.
2494 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
2495 (CONST_OK_FOR_LETTER_P): Likewise.
2496 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2497 (EXTRA_CONSTRAINT): Likewise.
2499 2008-08-23 Steve Ellcey <sje@cup.hp.com>
2501 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
2503 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2505 * alias.c (find_base_value): Use FIND_BASE_TERM.
2506 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
2508 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2510 * config/i386/i386.c: Include cselib.h.
2511 (ix86_pic_register_p): New function.
2512 (ix86_delegitimize_address): Use it to check for the PIC register.
2514 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2516 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
2517 * config/i386/i386.c (ix86_find_base_term): Don't check for
2518 SYMBOL_REF and LABEL_REF.
2520 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2522 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
2523 constant PLUS in a CONST.
2525 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
2527 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
2528 check for sibcall support for w64.
2530 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2532 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
2534 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
2536 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
2537 parser_build_binary_op.
2538 * c-decl.c (build_enumerator): Pass location to build_binary_op.
2539 * c-typeck.c (build_array_ref): Same.
2540 (parser_build_unary_op): New location argument.
2541 (pointer_diff): Pass location to build_binary_op,
2542 c_objc_common_truthvalue_conversion.
2543 (build_modify_expr): Same.
2544 (build_unary_op): New location argument.
2545 (build_binary_op): New location argument.
2546 (c_objc_common_truthvalue_conversion): Pass location to
2547 c_*common_truthvalue_conversion.
2548 * c-convert.c (convert): Same.
2549 * c-common.c (binary_op_error): New location argument.
2550 (pointer_int_sum): Pass location to build_binary_op.
2551 (c_common_truthvalue_conversion): New location argument.
2552 (warn_for_sign_compare): Same.
2553 * c-common.h: Add location argument to c_common_truthvalue_conversion,
2554 binary_op_error, build_binary_op, warn_for_sign_compare.
2555 * c-parser.c (c_parser_condition): Pass location to
2556 c_*common_truthvalue_conversion.
2557 (c_parser_conditional_expression): Save condition's location and pass
2559 (c_parser_binary_expression): Same, but for the binary operator's
2561 (c_parser_omp_for_loop): Pass location to
2562 c_objc_common_truthvalue_conversion.
2564 2008-09-23 Martin Jambor <mjambor@suse.cz>
2566 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
2567 (cgraph_node_remove_callees): New temporary f. Hold the next item
2569 (cgraph_node_remove_callers): Likewise.
2571 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
2572 (ipa_node_removal_hook): Likewise.
2574 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
2575 gimple_call_copy_skip_args and moved to the gimple_call section.
2576 * gimple.c (gimple_copy_call_skip_args): Renamed to
2577 gimple_call_copy_skip_args. Changed al users.
2579 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
2581 * ira-color.c (start_allocno_priorities): Rename to
2582 setup_allocno_priorities. Use costs and
2583 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
2584 range lengths. Get rid off doubles.
2585 (ira_fast_allocations): Call start_allocno_priorities.
2587 2008-09-22 David Daney <ddaney@avtrex.com>
2590 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
2591 register if TARGET_LONG_CALLS.
2593 2008-09-22 Richard Guenther <rguenther@suse.de>
2595 PR tree-optimization/37145
2596 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
2597 value-numbering union accesses with their offset and size only.
2598 (visit_reference_op_load): Fix simplification of inserted conversions.
2599 * tree-ssa-pre.c (find_or_generate_expression): Do not
2600 recursively generate expressions if running FRE.
2602 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
2604 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
2605 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
2608 2008-09-22 Richard Guenther <rguenther@suse.de>
2610 PR tree-optimization/37145
2611 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
2612 (phi_translate_1): Constant fold references.
2614 2008-09-22 Ira Rosen <irar@il.ibm.com>
2616 PR tree-optimization/37482
2617 * tree-vectorizer.h (struct _slp_instance): Add new field.
2618 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
2619 (get_earlier_stmt): New function.
2620 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
2622 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
2623 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
2624 asserts that GSI points to the scalar statement being vectorized.
2625 Set new statement location according to GSI.
2626 (vect_schedule_slp_instance): Use GSI of
2627 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
2629 2008-09-21 Jan Hubicka <jh@suse.cz>
2631 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
2632 (ipcp_insert_stage): Update dead_nodes bitmap.
2634 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
2637 * config/i386/t-cygming (SHLIB_LC): Remove.
2638 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
2639 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
2641 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
2645 * final.c (mark_symbol_ref_as_used): New helper function.
2646 (output_operand): Instead of just looking inside MEMs for
2647 SYMBOL_REFs, use new helper function and for_each_rtx.
2648 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
2649 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
2650 Make head comment more general.
2651 * config/darwin.c (machopic_output_indirection): Handle weak
2652 references here, like in assemble_external.
2654 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
2656 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
2657 (sparc_emit_float_lib_cmp): Change return type.
2658 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
2659 (gen_compare_operator): New function.
2660 (sparc_emit_float_lib_cmp): Return the new operator to be used in
2661 the comparison sequence. Minor tweaks.
2662 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
2663 that the final operator and the result of sparc_emit_float_lib_cmp
2664 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
2665 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
2666 buneq, bunge, bunle, bltgt): Assert that the final operator and the
2667 result of sparc_emit_float_lib_cmp match for software TFmode.
2668 (movqicc, movhicc, movsicc, movdicc): Merge into...
2669 (mov<I:mode>cc): ...this.
2670 (movsfcc, movdfcc, movtfcc): Merge into...
2671 (mov<F:mode>cc): ...this.
2672 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
2674 (mov<I:mode>_cc_v9): ...this.
2675 (movdi_cc_sp64_trunc): Delete.
2676 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
2677 movdi_cc_reg_sp64): Merge into...
2678 (mov<I:mode>_cc_reg_sp64): ...this.
2679 (movsf_cc_sp64): Rename into...
2680 (movsf_cc_v9): ...this.
2681 (movdf_cc_sp64): Rename into...
2682 (movdf_cc_v9): ...this.
2683 (movtf_cc_hq_sp64): Rename into...
2684 (movtf_cc_hq_v9): ...this.
2685 (movtf_cc_sp64): Rename into...
2686 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
2688 2008-09-21 Diego Novillo <dnovillo@google.com>
2690 * doc/gccint.texi: Include generic.texi and gimple.texi.
2692 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
2693 (GIMPLE): Move to gimple.texi.
2694 (Annotations): Remove references to to stmt_ann_t and
2696 (SSA Operands): Rename from 'Statement Operands'.
2697 * doc/generic.texi: New.
2698 * doc/gimple.texi: New.
2699 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
2700 * Makefile.in (TEXI_GCCINT_FILES):
2701 * gimple.c (gimple_copy_call_skip_args): Rename from
2702 giple_copy_call_skip_args. Update all users.
2703 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
2705 2008-09-21 Ira Rosen <irar@il.ibm.com>
2707 PR tree-optimization/37539
2708 * tree-vect-transform.c (vect_transform_strided_load): Save vector
2709 statement in related statement field only for the first load of the
2710 group of loads with the same data reference.
2712 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
2714 * config/mips/mips.h (TUNE_OCTEON): New macro.
2715 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
2716 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
2717 * config/mips/octeon.md: New file.
2718 * config/mips/mips.md: Include octeon.md. Restore
2719 semi-alphabetical order of include files.
2721 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
2724 * config/i386/i386.md (*jcc_fused_1): Removed.
2725 (*jcc_fused_2): Likewise.
2726 (*jcc_fused_3): Likewise.
2727 (*jcc_fused_4): Likewise.
2729 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2731 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
2732 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
2733 * target.h (gcc_target): Add ira_cover_classes.
2734 * ira.c: Remove IRA_COVER_CLASSES guards.
2735 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
2736 instead of IRA_COVER_CLASSES.
2737 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
2738 (setup_class_translate): Likewise.
2739 (setup_reg_class_intersect_union): Likewise.
2740 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
2741 test of targetm.ira_cover_classes.
2742 * opts.c (decode_options): Use targetm.ira_cover_classes instead
2743 of IRA_COVER_CLASSES.
2744 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
2745 (TARGET_INITIALIZER): Include it.
2746 * targhooks.h (default_ira_cover_classes): Declare.
2747 * targhooks.c (default_ira_cover_classes): New function.
2749 2008-09-19 Bob Wilson <bob.wilson@acm.org>
2751 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
2753 2008-09-19 Ian Lance Taylor <iant@google.com>
2755 * varasm.c (narrowing_initializer_constant_valid_p): Return
2756 NULL_TREE if ENDTYPE is not an integer.
2758 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2761 * tree-ssa.c (execute_update_addresses_taken): Also update
2762 DECL_GIMPLE_REG_P for vector and complex types.
2764 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
2765 Jan Hubicka <jh@suse.cz>
2768 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
2769 empty before freeing them.
2770 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
2772 2008-09-18 Bob Wilson <bob.wilson@acm.org>
2774 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
2775 * config/xtensa/predicates.md (tls_symbol_operand): New.
2776 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
2777 (TARGET_CANNOT_FORCE_MEM): Define.
2778 (xtensa_tls_symbol_p): New.
2779 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
2780 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
2781 (xtensa_tls_module_base): New.
2782 (xtensa_call_tls_desc): New.
2783 (xtensa_legitimize_tls_address): New.
2784 (xtensa_legitimize_address): Handle TLS symbols.
2785 (xtensa_tls_referenced_p_1): New.
2786 (xtensa_tls_referenced_p): New.
2787 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
2789 (XTENSA_BUILTIN_THREAD_POINTER): New.
2790 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
2791 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
2792 builtin. Add declarations for __builtin_thread_pointer and
2793 __builtin_set_thread_pointer.
2794 (xtensa_fold_builtin): Recognize new builtins.
2795 (xtensa_expand_builtin): Expand new builtins.
2796 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
2797 (TARGET_THREADPTR): Define.
2798 (HAVE_AS_TLS): Define default value.
2799 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
2800 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
2801 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
2802 (UNSPECV_SET_TP): New.
2803 (sym_TPOFF, sym_DTPOFF): New.
2804 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
2805 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
2806 * configure: Regenerated.
2808 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
2811 * config/ia64/ia64.c (ia64_optimization_options): Move
2812 checking and setting flag_schedule_insns_after_reload and
2813 ia64_flag_schedule_insns2 back to ...
2814 (ia64_override_options): Here.
2816 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
2819 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
2820 zero extend count after the correction to it is done.
2821 (doloop_optimize): Update call to doloop_modify, don't zero extend
2824 2008-09-18 Martin Jambor <mjambor@suse.cz>
2826 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
2828 * ipa-prop.c: Correct comments.
2829 * ipa-prop.h: Likewise.
2831 2008-09-18 Jan Hubicka <jh@suse.cz>
2834 * ipa-reference.c (ipa_reference_local_vars_info_d,
2835 ipa_reference_global_vars_info_d,
2836 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2837 ipa_reference_vars_info_t): Move here from ipa-reference.h
2838 (node_duplication_hook_holder, node_removal_hook_holder): New.
2839 (get_reference_vars_info_from_cgraph): Rename to ...
2840 (get_reference_vars_info): ... this one, use cgraph uids.
2841 (get_local_reference_vars_info, get_global_reference_vars_info):
2842 Use cgraph instead of decl.
2843 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2845 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
2846 ipa_reference_get_written_global,
2847 ipa_reference_get_not_written_global): Use cgraph argument.
2848 (check_call): Simplify avail check.
2849 (scan_stmt_for_static_refs): Update.
2850 (propagate_bits): Update.
2851 (merge_callee_local_info): Remove.
2852 (init_function_info): Use cgraph nodes.
2853 (clean_function_local_data): Break out from ...
2854 (clean_function): ... here.
2855 (copy_local_bitmap, copy_global_bitmap): New functions.
2856 (duplicate_node_data, remove_node_data): New functions.
2857 (generate_summary): Register hooks; use visibility instead of
2859 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
2860 * ipa-reference.h (ipa_reference_local_vars_info_d,
2861 ipa_reference_global_vars_info_d,
2862 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2863 ipa_reference_vars_info_t): Move to ipa-reference.c
2864 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2866 (ipa_reference_get_read_global, ipa_reference_get_written_global,
2867 ipa_reference_get_not_read_global,
2868 ipa_reference_get_not_written_global): Update prototype.
2869 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
2870 (init_state): Remove.
2871 (node_duplication_hook_holder, node_removal_hook_holder): New.
2872 (get_function_state, set_function_state): Use VECtor.
2873 (analyze_function): Check body availability.
2874 (add_new_function): Likewise.
2875 (duplicate_node_data, remove_node_data): New.
2876 (generate_summary): Register hooks; do not care about clones.
2877 (propafate): Do not care about clones; recursive functions are
2879 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
2880 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
2881 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
2883 * tree-flow.h (function_ann_d): Remove reference_vars_info.
2884 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
2885 Update call of ipa-reference accesors.
2887 2008-09-18 Simon Baldwin <simonb@google.com>
2889 * c-opts.c (c_common_handle_option): Add handling for
2890 -Wbuiltin-macro-redefined command line option.
2891 * c.opt: Added builtin-macro-redefined option.
2892 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
2895 2008-09-18 Richard Guenther <rguenther@suse.de>
2897 PR tree-optimization/37258
2898 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
2899 and signedness for integral types.
2900 (vn_phi_eq): Require compatible types.
2902 2008-09-18 Jakub Jelinek <jakub@redhat.com>
2905 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
2906 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
2908 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
2909 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
2910 ggc_free other TREE_LIST nodes from that chain.
2911 * function.c (instantiate_decls): Instantiate also DECL_RTL
2912 of vars in cfun->local_decls, free that list afterwards.
2914 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
2916 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
2917 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
2919 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2921 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
2922 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
2924 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2926 PR tree-optimization/37102
2927 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
2928 from a node. Check to see if another PHI is dead.
2929 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
2930 remove real PHIs which have no uses.
2931 (rewrite_out_of_ssa): Call eliminate_useless_phis.
2933 2008-09-18 Richard Guenther <rguenther@suse.de>
2936 * tree-cfg.c (remove_useless_stmts_1): Remove
2937 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
2939 2008-09-18 Nick Clifton <nickc@redhat.com>
2941 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
2942 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
2943 to frv_secondary_reload_class.
2944 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2945 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
2946 (frv_secondary_reload_class): Omit unused parameter.
2947 (frv_secondary_reload): New function. Handle the case when
2948 secondary_reload_class() is called before the reload_(in|out)
2949 _optabs have been initialised.
2950 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
2952 * config/frv/frv.md: Define an exclusion set between fr550_m0
2955 2008-09-18 Richard Guenther <rguenther@suse.de>
2957 PR tree-optimization/37456
2958 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
2959 want to insert after ends a BB insert on the single fallthru
2962 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
2964 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
2965 Mention -march=z9-109, z9-ec and z10.
2967 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
2969 PR rtl-optimization/37544
2970 * regrename.c (maybe_mode_change): Exit early when copy_mode
2971 is narrower than orig_mode and narrower than new_mode.
2973 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
2976 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
2978 * sched-rgn.c (ref_counts): Remove.
2979 (insn_referenced): New static variable.
2980 (INSN_REF_COUNT): Remove.
2981 (sched_run_compute_dependencies): Use insn_referenced instead of
2983 (add_branch_dependences): Likewise. Delete dead assignment.
2985 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
2987 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
2988 consumer is an asm. Add comment why this is important.
2989 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
2990 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
2992 2008-09-17 Joseph Myers <joseph@codesourcery.com>
2994 * expr.c (emit_group_store): Do not shift before moving via a
2997 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
2999 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
3000 from aggregate to non-aggregate type if the bit pattern is not fully
3001 preserved afterwards.
3003 2008-09-17 Richard Guenther <rguenther@suse.de>
3005 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
3006 (verify_gimple_assign): ... this. Split into ...
3007 (verify_gimple_assign_unary): ... this,
3008 (verify_gimple_assign_binary): ... that,
3009 (verify_gimple_assign_single): ... and this.
3010 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
3011 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
3012 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
3013 (verify_types_in_gimple_reference): Be forgiving with
3015 (verify_gimple_phi): Deal with virtual operands.
3017 * tree.def (PREDICT_EXPR): Change to tcc_expression.
3019 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3021 * tree.c (get_callee_fndecl): Don't call the language hook.
3022 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
3023 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
3024 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
3026 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3028 * tree.c (protected_set_expr_location): Don't unnecessarily
3029 check for error_mark_node.
3031 2008-09-17 Art Haas <ahaas@impactweather.com>
3033 * ipa-reference.c (analyze_function): Declare step only if
3034 ENABLE_CHECKING is defined.
3036 2008-09-17 Jan Hubicka <jh@suse.cz>
3039 * tree.h (DECL_INLINE): remove.
3040 (DECL_DECLARED_INLINE_P): Update docs.
3041 (DECL_NO_INLINE_WARNING_P): new.
3042 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
3043 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
3045 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3046 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3049 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
3052 2008-09-17 Jan Hubicka <jh@suse.cz>
3054 * ipa-reference.c (ipa_obstack): Remove.
3055 (local_info_obstack, global_info_obstack): New.
3056 (add_static_var): We now handle variables only.
3057 (mark_address_taken, mark_load, mark_store): New functions based on ...
3058 (check_operand): ... remove.
3059 (get_asm_stmt_operands): Rename to ...
3060 (check_asm_memory_clobber): ... this. Look only for memory clobber.
3061 (scan_stmt_for_static_refs): Rewrite.
3062 (scan_op_for_static_refs): Rename to ...
3063 (scan_initializer_for_static_refs): do not look for VAR_DECL
3064 initializers; stop recursion on types and decls.
3065 (ipa_init): Use proper obstacks.
3066 (analyze_variable): Use scan_initializer_for_static_refs.
3067 (init_function_info): Use local obstack.
3068 (analyze_function): Simplify.
3069 (add_new_function): We don't need visited_nodes obstack.
3070 (generate_summary): Use proper obstacks; cleanup after propagation.
3072 2008-09-17 Richard Guenther <rguenther@suse.de>
3075 PR tree-optimization/37491
3076 * alias.c (get_alias_set): Use the canonical type.
3077 * tree-vect-transform.c (vectorizable_store): Use the type of
3078 the lhs for the vector type. Adjust checking.
3079 (vectorizable_load): Adjust checking.
3081 2008-09-16 Jakub Jelinek <jakub@redhat.com>
3082 Adam Nemet <anemet@caviumnetworks.com>
3084 PR rtl-optimization/37483
3085 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
3086 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
3087 Rearrange code to better match the original comment. Check
3088 t_unconditional first. Improve comment.
3090 2008-09-16 Jakub Jelinek <jakub@redhat.com>
3093 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
3094 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
3097 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
3098 GIMPLE_TRY if cleanup sequence is empty.
3100 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
3103 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
3104 eliminate IV if the cost are the same.
3106 2008-09-16 Richard Guenther <rguenther@suse.de>
3109 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
3112 2008-09-16 Richard Guenther <rguenther@suse.de>
3114 PR tree-optimization/37508
3115 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
3117 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
3119 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
3121 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3123 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
3124 use gen_floatdidf2 directly.
3125 (floatunssidf2): Likewise.
3126 (floatsidf_ppc64_mfpgpr): Remove.
3127 (floatsidf_ppc64): Remove.
3128 (floatunssidf_ppc64): Remove.
3130 2008-09-15 Jakub Jelinek <jakub@redhat.com>
3132 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
3133 rather than update_cost_queue.
3135 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
3136 in every call starting with the second one, instead of only when
3137 alias_bitmap_obstack.elements != NULL.
3139 * tree-predcom.c (filter_suitable_components): Free all refs in
3140 act->refs vector before calling release_component.
3141 (add_ref_to_chain): Free ref if not adding it to chain->refs.
3143 * tree-data-ref.c (free_subscripts): Free all subscript objects.
3145 * tree-loop-linear.c (linear_transform_loops): Initialize
3146 lambda_obstack only after calling perfect_loop_nest_depth.
3147 Goto free_and_continue instead of just continue for later failures.
3150 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
3153 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
3155 2008-09-14 Andreas Schwab <schwab@suse.de>
3157 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
3159 2008-09-14 Jan Hubicka <jh@suse.cz>
3161 * invoke.texi (-fconserve-stack): Document.
3162 * opts.c (decode_options): Handle conserve_stack.
3163 * common.opt (fconvserve_stack): New.
3165 2008-09-14 David Edelsohn <edelsohn@gnu.org>
3167 * config.host: Add x-aix to host_xmake_file.
3168 * config/rs6000/t-aix52: Do not override LDFLAGS.
3169 * config/rs6000/x-aix: New file.
3171 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
3177 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
3178 is not recognized as a valid register usage. Allow REG_X to be used
3180 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
3181 forces a reload when using a base register.
3183 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
3185 * config/i386/cygming-crtend.c (register_frame_ctor): If
3186 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
3187 directly with atexit.
3188 (deregister_frame_ctor): Rename to ...
3189 (deregister_frame_dtor): Use to call __gcc_deregister_frame
3190 if !DEFAULT_USE_CXA_ATEXIT.
3192 2008-09-13 Jan Hubicka <jh@suse.cz>
3194 * cgraph.c: Include value-prof.h
3195 * Makefile.in (cgraph.o): Add value-prof.h dependency.
3197 2008-09-13 Jan Hubicka <jh@suse.cz>
3200 * tree-profile.c (add_abnormal_goto_call_edges): New function.
3201 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
3202 tree_gen_one_value_profiler, tree_gen_average_profiler,
3203 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
3205 2008-09-13 Jan Hubicka <jh@suse.cz>
3207 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
3208 too many bytes on misalligned blocks.
3210 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3212 * doc/cfg.texi: Fix some typos.
3213 * doc/extend.texi: Likewise.
3214 * doc/install.texi: Likewise.
3215 * doc/invoke.texi: Likewise.
3216 * doc/rtl.texi: Likewise.
3217 * doc/tree-ssa.texi: Likewise.
3219 2008-09-13 Richard Guenther <rguenther@suse.de>
3222 * tree-nested.c (finalize_nesting_tree_1): Generate valid
3223 gimple stores for memory rhs.
3225 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
3227 PR rtl-optimization/37489
3228 * cse.c (fold_rtx): Don't return const_true_rtx for float
3229 compare if FLOAT_STORE_FLAG_VALUE is undefined.
3231 2008-09-13 Jan Hubicka <jh@suse.cz>
3233 PR tree-optimization/37392
3234 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
3236 2008-09-13 Martin Jambor <mjambor@suse.cz>
3237 Jan Hubicka <jh@suse.cz>
3239 * cgraph.c (free_edges): New variable.
3240 (NEXT_FREE_EDGE): New macro.
3241 (cgraph_free_edge): New function.
3242 (cgraph_remove_edge): Call cgraph_remove_edge_1.
3243 (cgraph_node_remove_callees): Likewise.
3244 (cgraph_node_remove_callers): Likewise.
3245 (cgraph_create_edge): Reuse edges from the free list. Do not
3246 update uid if doing so.
3247 (cgraph_remove_*_hook): Add free call.
3249 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
3251 * ira-color.c (conflict_allocno_vec): Delete.
3252 (update_cost_queue_elem): New structure.
3253 (update_cost_queue): New variable.
3254 (update_cost_queue_tail): Likewise.
3255 (update_cost_queue_elems): Likewise.
3256 (allocno_update_cost_check): Delete.
3257 (initiate_cost_update): Allocate update_cost_queue_elems
3258 instead of allocno_update_cost_check.
3259 (finish_cost_update): Update the free()s accordingly.
3260 (start_update_cost): New function.
3261 (queue_update_cost): Likewise.
3262 (get_next_update_cost): Likewise.
3263 (update_copy_costs_1): Inline into...
3264 (update_copy_costs): ...here. Use a queue instead of recursive calls.
3265 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
3266 once we've established they are equal. Don't allocate update
3267 costs if there is nothing to add to them.
3268 (update_conflict_hard_regno_costs): Remove ALLOCNO and
3269 DIVISOR arguments. Use a queue instead of recursive calls;
3270 process all the allocnos in the initial queue, rather than
3272 (assign_hard_reg): Use queue_update_cost instead of
3273 conflict_allocno_vec. Queue coalesced allocnos instead
3274 of calling update_conflict_hard_regno_costs for each one.
3275 Just call update_conflict_hard_regno_costs once for the
3277 (ira_color): Remove conflict_allocno_vec handling.
3279 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3281 PR tree-optimization/37484
3282 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
3283 (save_var_name): Same.
3284 (initialize_cloog_names): Same.
3285 (initialize_cloog_names): Same.
3287 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3289 * tree-scalar-evolution.c (set_instantiated_value): Set
3292 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
3296 * ira-build.c (common_loop_tree_node_dominator): Remove.
3297 (copy_live_ranges_to_removed_store_destinations): New function.
3298 (regno_top_level_allocno_map): Move to top level from ...
3299 (ira_flattening): ... here. Use
3300 copy_live_ranges_to_removed_store_destinations.
3302 * ira-emit.c (generate_edge_moves): Fix a comment.
3304 2008-09-12 Anatoly Sokolov <aesok@post.ru>
3307 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
3308 scratch register after 'set' pattern.
3310 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3312 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
3313 information passed to mark_reg_pointer.
3314 * explow.c (force_reg): Likewise.
3316 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3318 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
3319 when building for the celledp architecture.
3321 2008-09-12 Richard Guenther <rguenther@suse.de>
3323 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
3325 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
3327 PR rtl-optimization/37424
3328 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
3329 the regnos instead of the addresses.
3331 2008-09-11 Janis Johnson <janis187@us.ibm.com>
3333 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
3335 2008-09-11 Richard Guenther <rguenther@suse.de>
3337 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
3338 entering the weaker equivalence recording.
3340 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
3342 2008-09-11 Jeff Law <law@redhat.com>
3344 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
3345 by assign_stack_local on the IRA path for stack slot sharing
3346 as well as the non-IRA path.
3348 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
3350 * config/i386/i386.h: Fix whitespace issues.
3352 2008-09-11 Martin Jambor <mjambor@suse.cz>
3354 * ipa-prop.h (struct ipa_param_flags): Removed.
3355 (struct ipa_param_descriptor): New structure.
3356 (struct ipa_node_params): ipcp_lattices, param_decls and
3357 param_flags moved to ipa_param_description.
3358 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
3359 descriptors. Renamed all users.
3360 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
3361 changed to access descriptors. Renamed all users.
3362 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
3363 to access descriptors. Renamed all users.
3364 * ipa-cp.c (ipcp_init_cloned_node): Call
3365 ipa_initialize_node_params instead of ipa_count_formal_params and
3366 ipa_create_param_decls_array.
3367 (ipcp_analyze_node): Likewise.
3368 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
3369 descriptors. Renamed all users.
3370 (ipcp_initialize_node_lattices): Remove allocation.
3371 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3372 ipa_initialize_node_params instead of ipa_count_formal_params and
3373 ipa_create_param_decls_array.
3374 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
3375 ipa_populate_param_decls, made static, added parameter info,
3376 renamed mt to node, removed allocation, changed to use
3378 (ipa_count_formal_params): Made static, added parameter info,
3380 (ipa_initialize_node_params): New function.
3381 (ipa_check_stmt_modifications): Changed to use descriptors.
3382 (ipa_detect_param_modifications): Removed allocation, changed to
3384 (ipa_note_param_call): Changed to use descriptors.
3385 (ipa_analyze_params_uses): Removed allocation.
3386 (ipa_free_node_params_substructures): Changed to use descriptors.
3387 (ipa_edge_duplication_hook): Use the unused attribute.
3388 (ipa_node_duplication_hook): Use the unused attribute, changed to
3389 use descriptors, changed to duplicate descriptors.
3391 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
3392 changed all callers. Call ipa_propagate_indirect_call_infos if doing
3393 indirect inlining. Made static.
3394 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
3395 functions called only once.
3396 (cgraph_decide_recursive_inlining): Don't call
3397 ipa_propagate_indirect_call_infos, pass new_edges to
3398 cgraph_mark_inline_edge instead.
3399 (cgraph_decide_inlining_of_small_functions): Don't call
3400 ipa_propagate_indirect_call_infos, pass new_edges to
3401 cgraph_mark_inline_edge instead.
3402 (cgraph_decide_inlining): Don't call
3403 ipa_propagate_indirect_call_infos.
3404 * ipa-prop.c: Check that vectors are allocated.
3406 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
3407 iff a new cgraph edges have been created.
3408 (cgraph_decide_inlining): New variable redo_always_inline.
3409 Flattening and always_inlining loop until callgraph stabilizes.
3410 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
3411 true iff new cgraph edges have been created.
3412 (propagate_info_to_inlined_callees): Likewise.
3413 (ipa_propagate_indirect_call_infos): Likewise.
3415 2008-09-11 Richard Guenther <rguenther@suse.de>
3417 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
3418 (set_prologue_iterations): Likewise.
3419 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3421 (vect_update_init_of_dr): Likewise.
3422 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
3424 * fold-const.c (fold_unary): Do not generate calculations
3427 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
3429 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
3430 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
3431 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
3433 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
3435 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
3436 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
3437 before finalizing the changes.
3438 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
3440 (simplify_truth_ops_using_ranges): New.
3441 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
3442 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
3443 whether a simplification was made.
3444 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
3445 use a switch statement and also call simplify_truth_ops_using_ranges.
3447 2008-09-11 Jan Hubicka <jh@suse.cz>
3449 * ggc-common.c (loc_array): Make static.
3450 * dce.c (rest_of_handle_ud_dce): Free worklist.
3452 2008-09-11 Jan Hubicka <jh@suse.cz>
3454 * cgraph.c (cgraph_release_function_body): Plug memory leak on
3455 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
3456 function so we are sure we do not dangle it forever.
3457 * function.c (outer_function_chain, find_function_data): Remove.
3458 (function_context_stack): New.
3459 (push_function_context, pop_function_context): Update.
3460 * function.h (struct function): Remove pointer outer.
3461 (outer_function_chain, find_function_data): Remove.
3462 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
3464 2008-09-11 Jan Hubicka <jh@suse.cz>
3467 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
3469 2008-09-11 Jan Hubicka <jh@suse.cz>
3471 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
3473 2008-09-11 Jan Hubicka <jh@suse.cz>
3475 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
3476 (free_var_map_entry): New function.
3477 (redirect_edge_var_map_destroy): Use it.
3479 2008-09-11 Jan Hubicka <jh@suse.cz>
3482 * tree-inline.c (add_lexical_block): Replace with ...
3483 (prepend_lexical_block): ... prepend at begginig.
3484 (remap_blocks): Use it and reverse later.
3485 (expand_call_inline): Use prepend_lexical_block.
3487 2008-09-11 Jan Hubicka <jh@suse.cz>
3489 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
3491 2008-09-11 Jan Hubicka <jh@suse.cz>
3493 * function.c (free_after_compilation): Call insn_locators_free.
3494 * cfglayout.c (insn_locators_free): New function.
3495 * rtl.h (insn_locators_free): Declare.
3497 2008-09-11 Jan Hubicka <jh@suse.cz>
3499 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
3501 (cond_move_process_if_block): Update call.
3503 2008-09-11 Jan Hubicka <jh@suse.cz>
3505 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
3506 * vec.c: Include hashtab.h
3507 (vec_descriptor, ptr_hash_entry): New structures.
3508 (vec_desc_hash, vec_ptr_map): New static variables.
3509 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
3510 register_overhead, free_overhead, vec_heap_free): New functions.
3511 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
3512 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
3513 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
3516 2008-09-11 Ira Rosen <irar@il.ibm.com>
3518 PR tree-optimization/37474
3519 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
3520 length of load permutation.
3522 2008-09-11 Andreas Schwab <schwab@suse.de>
3524 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
3526 2008-09-11 Jakub Jelinek <jakub@redhat.com>
3529 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
3530 * dse.c (find_shift_sequence): Use extract_low_bits instead of
3531 simplify_gen_subreg.
3533 2008-09-11 Ira Rosen <irar@il.ibm.com>
3535 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
3538 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3541 * gimplify.c (gimplify_body): Call default_rtl_profile.
3544 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
3545 instead of tok->val.node if not expanding to something else. Handle
3546 intervening CPP_PADDING tokens.
3547 (altivec_categorize_keyword): Remove unneeded comparisons.
3549 2008-09-10 Richard Guenther <rguenther@suse.de>
3551 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
3553 2008-09-10 Richard Guenther <rguenther@suse.de>
3556 * tree-inline.c (insert_init_stmt): Make sure to not
3557 insert invalid gimple stores.
3559 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
3561 PR tree-optimization/37388
3562 * toplev.c (process_options): Fail and warn when graphite
3563 flags are used, but the compiler has not been configured
3564 with graphite libraries.
3565 * graphite.c (graphite_transform_loops): Remove printfs
3566 to dump_file for the case when graphite is not available.
3568 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
3571 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
3572 the even element into register.
3573 (ix86_expand_vector_init_general): Don't use
3574 ix86_expand_vector_init_interleave on V16QImode and V8HImode
3575 if we can't move from GPR to SSE register directly.
3577 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
3579 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
3580 not lose track of the number of NOPs needed. Number of NOPs needed
3581 for sync vs. loads workaround was switched; corrected. Run second
3582 pass for all workarounds. No NOPs needed after call insns. Change
3583 second pass to use find_next_insn_start and find_load helpers in order
3584 to properly detect parallel insns.
3585 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
3587 2008-09-10 Jan Hubicka <jh@suse.cz>
3589 * value-prof.c (gimple_ic): Fix tuplification bug.
3590 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
3593 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3595 PR tree-optimization/37353
3596 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
3597 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
3598 calls instead of cond_dead_built_in_calls.
3599 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
3600 initalize the vector only before adding first entry. Use VEC_safe_push
3601 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
3602 shrink_wrap_conditional_dead_built_in_calls call.
3604 2008-09-10 Ira Rosen <irar@il.ibm.com>
3606 PR tree-optimization/37385
3607 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
3608 argument, and use it as a vector type if not NULL.
3609 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
3611 (vect_setup_realignment): Call vect_create_data_ref_ptr with
3612 additional argument.
3613 (vectorizable_load): Likewise.
3615 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3617 * config/i386/i386.md (SWI32): New mode iterator.
3618 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
3621 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3623 PR rtl-optimization/37435
3624 * caller-save.c (insert_restore, insert_save): Check the mode by
3627 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3630 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
3632 (dw2_output_indirect_constant_1): Use unstripped name in symbol
3635 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
3637 * doc/invoke.texi (ARM Options): Correct errors in discussion
3638 of -mfloat-abi, -mhard-float, and -msoft-float.
3640 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3641 Jan Hubicka <jh@suse.cz>
3644 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
3645 calling gimple_regimplify_operands on it. Iterate over all newly
3646 added statements, not just the last one.
3647 (insert_init_stmt): Insert stmt into seq first, then call
3648 gimple_regimplify_operands on it. Don't create new gimplification
3649 context, nor find referenced vars.
3651 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3654 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
3655 to pointer to vector pointer.
3656 * ipa-prop.c (ipa_propagate_indirect_call_infos,
3657 propagate_info_to_inlined_callees): Likewise.
3658 (update_call_notes_after_inlining): Likewise. Push new indirect edge
3659 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
3660 ipa_check_create_edge_args.
3661 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
3662 argument to pointer to vector pointer.
3663 (cgraph_decide_inlining_of_small_function): Adjust
3664 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
3668 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
3669 optimizing for size, not speed.
3671 PR rtl-optimization/37408
3672 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
3673 if parm is promoted.
3675 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3677 PR tree-optimization/37375
3678 * tree-scalar-evolution.c (scev_info_str): Add field
3680 (new_scev_info_str, eq_scev_info, find_var_scev_info,
3681 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
3682 set_instantiated_value): Pass instantiated_below.
3683 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
3685 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
3686 the definitions are not instantiated.
3688 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
3689 (block_before_loop): New.
3690 * tree-data-ref.c (dr_analyze_indices): Update uses of
3692 * graphite.c (block_before_scop): New.
3693 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
3694 basic block, not a loop for determining the parameters.
3695 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
3697 (idx_record_params, find_params_in_bb, find_scop_parameters,
3698 build_loop_iteration_domains, add_conditions_to_domain): Update calls
3699 to instantiate_scev.
3701 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
3703 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3707 * ira-build.c (ira_create_allocno): Setup frequency to 0.
3709 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
3710 Check zero freq and increase if necessary.
3712 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3714 * ira-conflicts.c (process_regs_for_copy): Check that the hard
3715 regno is in the right range. Add comments.
3717 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3719 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
3721 * mips-tfile.c (copy_object): Cast alloca result to int *.
3722 * mips-tdump.c (print_symbol): Cast xmalloc return values to
3724 Rename class to sclass.
3725 (read_tfile): Cast read_seek return values to proper types.
3726 Cast xcalloc return value to proper type.
3728 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3730 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
3731 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
3732 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
3734 2008-09-09 Jan Hubicka <jh@suse.cz>
3736 * profile.c (is_edge_inconsistent): Add debug output; ignore
3737 negative count on fake edges.
3738 (is_inconsistent): Add debug output.
3740 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3742 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
3744 (choose_ready): When first insn is chosen from the ready list, also
3747 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3749 PR rtl-optimization/37360
3750 * haifa-sched.c (max_issue): Do not assert that we never issue more
3751 insns than issue_rate. Add comment.
3753 2008-09-09 Richard Guenther <rguenther@suse.de>
3755 * tree-cfg.c (verify_types_in_gimple_op): Remove.
3756 (verify_types_in_gimple_call): Rename to ...
3757 (verify_gimple_call): ... this. Enhance.
3758 (verify_types_in_gimple_cond): Remove.
3759 (verify_gimple_comparison): New function ...
3760 (verify_types_in_gimple_assign): ... split out from here.
3761 (verify_types_in_gimple_return): Rename to ...
3762 (verify_gimple_return): ... this. Enhance.
3763 (verify_types_in_gimple_switch): Rename to ...
3764 (verify_gimple_switch): ... this. Enhance.
3765 (verify_gimple_goto): New function.
3766 (verify_types_in_gimple_phi): Rename to ...
3767 (verify_gimple_phi): ... this. Enhance.
3768 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
3769 Fold in single-statement cases from verify_types_in_gimple_seq_2.
3770 (verify_types_in_gimple_seq_2): Remove cases handled in
3771 verify_types_in_gimple_stmt.
3773 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
3775 * config/bfin/bfin.c (n_regs_to_save): New static variable.
3776 (push_multiple_operation, pop_multiple_operation): Set it.
3777 (workaround_rts_anomaly): New function.
3778 (workaround_speculation): New function, broken out of bfin_reorg.
3779 (bfin_reorg): Call the new functions.
3781 2008-09-09 Richard Guenther <rguenther@suse.de>
3785 * gimplify.c (gimplify_conversion): Change conversions of
3786 non-register type to VIEW_CONVERT_EXPRs.
3787 (gimplify_addr_expr): If we need to make the operand
3788 addressable make sure to use a properly initialized
3789 temporary for that so it gets a valid gimple store.
3791 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
3793 * function.h (struct function): Add function_start_locus.
3794 * cfgexpand.c (gimple_expand_cfg): Use it.
3795 * c-parser.c (c_parser_declaration_or_fndef): Set it.
3797 2008-09-09 Richard Guenther <rguenther@suse.de>
3799 PR tree-optimization/37433
3800 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
3803 2008-09-09 Richard Guenther <rguenther@suse.de>
3805 PR tree-optimization/37387
3806 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
3807 and bits to a common type.
3809 2008-09-09 Nick Clifton <nickc@redhat.com>
3811 * config/v850/v850.md (return): Restore frame size restriction.
3813 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
3815 * c-common.c (c_expand_decl): Remove.
3816 * c-common.h (anon_aggr_type_p): Remove prototype.
3817 (DECL_ANON_UNION_ELEMS): Remove.
3818 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
3819 * c-decl.c (anon_aggr_type_p): Remove.
3820 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
3821 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
3822 * langhooks.h (struct lang_hooks): Remove expand_decl.
3823 * langhooks.c (lhd_expand_decl): Remove.
3824 * stmt.c (expand_anon_union_decl): Remove.
3825 * tree.h (expand_anon_union_decl): Remove prototype.
3827 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
3830 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
3832 * config/avr/avr.md (QISI) : Define mode iterator.
3833 (negated_tst<mode>) : Redefine as split using mode macro.
3834 (reversed_tstqi): Define insn as reversed compare with zero.
3835 (reversed_tsthi): Ditto.
3836 (reversed_tstsi): Ditto.
3838 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3841 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
3842 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
3845 * predict.c (optimize_function_for_size_p): Don't segfault if
3847 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
3848 tree_swap_operands_p): Don't test cfun != NULL before calling
3849 optimize_function_for_s*_p.
3851 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
3853 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
3856 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
3858 * crx/crx.h (IRA_COVER_CLASSES): Define.
3860 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3863 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
3864 even when a stmt has been gimple_modified_p, but after fold_stmt is
3865 not any longer. Remove unneeded may_have_exposed_new_symbols
3868 2008-09-08 Richard Guenther <rguenther@suse.de>
3870 PR tree-optimization/37421
3871 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
3874 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3877 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
3879 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3882 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
3883 * pa-hpux10.h (LINK_SPEC): Likewise.
3884 * pa-hpux11.h (LINK_SPEC): Likewise.
3886 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3888 * pa32-regs.h (IRA_COVER_CLASSES): Define.
3889 * pa64-regs.h (IRA_COVER_CLASSES): Define.
3891 2008-09-07 Helge Deller <deller@gmx.de>
3893 * pa/linux-atomic.c: New file.
3894 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
3895 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
3897 2008-09-07 Richard Guenther <rguenther@suse.de>
3898 Ira Rosen <irar@il.ibm.com>
3900 PR tree-optimization/36630
3901 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
3902 Call STRIP_NOPS before calling evolution_part_in_loop_num.
3904 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
3905 Ira Rosen <irar@il.ibm.com>
3907 PR tree-optimization/35642
3908 * config/rs6000/altivec.md (mulv8hi3): Implement.
3910 2008-09-06 Jeff Law <law@redhat.com>
3912 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
3914 2008-09-06 Jan Hubicka <jh@suse.cz>
3916 PR tree-optimization/14703
3917 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
3919 * passes.c (init_optimization_passes): Recompute inline parameters.
3921 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3923 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
3926 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
3927 Peter Fuerst <post@pfrst.de>
3929 * doc/invoke.texi: Document -mr10k-cache-barrier=.
3930 * doc/extend.texi: Document __builtin_mips_cache.
3931 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
3932 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
3933 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3934 __GCC_HAVE_BUILTIN_MIPS_CACHE.
3935 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
3936 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
3937 (set_push_mips_isas): New variable.
3938 (mips_r10k_cache_barrier): New variable.
3939 (cache): New availability predicate.
3940 (mips_builtins): Add an entry for __builtin_mips_cache.
3941 (mips_build_cvpointer_type): New function.
3942 (MIPS_ATYPE_CVPOINTER): New macro.
3943 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
3945 (r10k_simplified_address_p, r10k_simplify_address)
3946 (r10k_uncached_address_p, r10k_safe_address_p)
3947 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
3948 (r10k_needs_protection_p_call, r10k_needs_protection_p)
3949 (r10k_insert_cache_barriers): New functions.
3950 (mips_reorg_process_insns): Delete cache barriers after a
3951 branch-likely instruction.
3952 (mips_reorg): Call r10k_insert_cache_barriers.
3953 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
3954 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
3955 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
3956 (mips_cache, r10k_cache_barrier): New define_insns.
3958 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3960 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3961 * ira-color.c (setup_allocno_left_conflicts_num): Use
3962 hard_reg_set_equal_p instead of a comparison with
3963 ira_zero_hard_reg_set.
3964 * ira.c (setup_reg_subclasses): Likewise.
3965 (setup_cover_and_important_classes): Likewise.
3966 (setup_class_translate): Likewise.
3967 (setup_reg_class_intersect_union): Likewise.
3968 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3969 (ira_init_once): Don't initialize them.
3971 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3973 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
3975 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3977 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
3979 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3981 Improved branch hints, safe hints, and scheduling.
3983 * haifa-sched.c (sched_emit_insn) : Define.
3984 * sched-int.h (sched_emit_insn) : Add prototype.
3985 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
3986 -mhint-max-distance -msafe-hints) : Document.
3987 * config/spu/spu.c (spu_flag_var_tracking): New.
3988 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
3989 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
3990 TARGET_ASM_FILE_START): Define.
3991 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
3992 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
3993 (spu_emit_branch_hint): Add blocks argument.
3994 (insert_branch_hints, insert_nops): Remove.
3995 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
3996 uses_ls_unit, spu_sched_init_global, spu_sched_init,
3997 spu_sched_reorder, asm_file_start): New functions.
3998 (clock_var, spu_sched_length, pipe0_clock,
3999 pipe1_clock, prev_clock_var, prev_priority,
4000 spu_ls_first, prev_ls_clock): New static variables.
4001 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
4002 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
4003 (nopn_nv): Add a non-volatile version of nop.
4004 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
4005 -mhint-max-distance, -msafe-hints): New options.
4007 2008-09-05 Janis Johnson <janis187@us.ibm.com>
4008 Samuel Tardieu <sam@rfc1149.net>
4010 * opts.c (decode_options): Combine nested if statements.
4013 * opts.c (decode_options): Handle more relationships among
4014 unit-at-a-time, toplevel-reorder, and section-anchors.
4016 2008-09-05 David Daney <ddaney@avtrex.com>
4018 * doc/install.texi (--enable-reduced-reflection): Document new option.
4020 2008-09-05 Bob Wilson <bob.wilson@acm.org>
4022 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
4024 (constantpool_operand): New.
4025 (move_operand): Disallow sub-word modes for the constant pool.
4026 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
4027 (xtensa_secondary_reload_class): Replace with....
4028 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
4029 Set icode for sub-word reloads from the constant pool.
4030 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
4031 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
4032 * config/xtensa/xtensa.md (reload<mode>_literal): New.
4033 * config/xtensa/xtensa-protos.h: Update prototypes.
4035 2008-09-05 Joseph Myers <joseph@codesourcery.com>
4037 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
4038 (REG_CLASS_NAMES): Update.
4039 (REG_CLASS_CONTENTS): Update.
4040 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
4041 of ALL_REGS for regs 77 and 78.
4042 * function.c (instantiate_virtual_regs_in_insn): Assert that
4043 return value of simplify_gen_subreg is not NULL.
4045 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
4047 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
4048 (gen_rtvec_v): Fix coding standards.
4050 2008-09-04 Jan Hubicka <jh@suse.cz>
4052 * i386.c (decide_alg): Be more conservative about optimizing for size.
4054 2008-09-04 Ian Lance Taylor <iant@google.com>
4056 * varasm.c (narrowing_initializer_constant_valid_p): New
4058 (initializer_constant_valid_p): Call it.
4060 2008-09-04 Jeff Law <law@redhat.com>
4062 * fold-const.c (native_encode_real): Fix computation of WORDS.
4063 (native_interpret_real): Likewise.
4065 2008-09-04 Janis Johnson <janis187@us.ibm.com>
4067 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
4069 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4071 * ira-conflicts.c (process_regs_for_copy): Check insn to check
4072 that the cost is already taken into account in ira-costs.c
4074 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
4076 * ira-build.c (print_copy, print_copies, ira_debug_copy,
4077 ira_debug_copies): New.
4078 (ira_bulid): Call print_copies.
4080 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
4082 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
4085 * config/rs6000/rs6000.c (optimization_options): Remove check of
4086 flag_toplevel_order.
4088 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4090 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
4091 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
4092 second operand is a reg_imm10_operand.
4093 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
4094 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
4095 (*seq_<GPR:mode><GPR2:mode>): Rename to
4096 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
4098 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
4099 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
4101 (*sne_<GPR:mode><GPR2:mode>): Rename to
4102 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
4105 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4107 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
4108 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
4109 combining an arithmetic right shift by more than 31 and a
4110 trunction. Don't match for out-of-range shift amounts. Set
4111 attribute mode to <MODE>.
4112 (*lshr32_trunc<mode>): Name the pattern combining a logical right
4113 shift by 32 and and a truncation. Set attribute mode to <MODE>.
4114 (*<optab>_trunc<mode>_exts): New pattern for truncated right
4115 shifts by less than 32.
4116 (extv): Change predicate on first operand to accept registers.
4117 Change predicate of the other operands from immediate_operand to
4118 const_int_operand. Expand exts when source is a register.
4119 (extzv): Change predicate of the constant operands from
4120 immediate_operand to const_int_operand.
4121 (extzv<mode>): Change predicate of the constant operands from
4122 immediate_operand to const_int_operand and no constraint. Also
4124 (*extzv_trunc<mode>_exts): New pattern.
4126 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4128 * config/mips/mips.h (ISA_HAS_CINS): New macro.
4129 * config/mips/mips-protos.h (mask_low_and_shift_p,
4130 mask_low_and_shift_len): Declare.
4131 * config/mips/mips.c (mask_low_and_shift_p,
4132 mask_low_and_shift_len): New functions.
4133 (mips_print_operand): Handle new operand prefix "m".
4134 * config/mips/mips.md (*cins<mode>): New pattern.
4136 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4138 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
4139 optimizing for size.
4141 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4143 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
4144 regardless of epilogue_completed.
4146 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4149 * ira-lives.c (process_bb_node_lives): Check setjmp.
4151 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4154 * ira-build.c (form_loop_tree): Reverse BB walk.
4155 (create_bb_allocnos): Likewise.
4156 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
4157 (mark_reg_store): Rename to...
4158 (mark_ref_live): ...this and take a df_ref argument instead of
4159 note_stores arguments. Assert that we have a register.
4160 (mark_reg_clobber): Delete.
4161 (def_conflicts_with_inputs_p): New function.
4162 (mark_reg_conflicts): Delete.
4163 (mark_reg_death): Rename to...
4164 (mark_ref_dead): ...this and take a df_ref argument instead of
4165 a register. Assert that we have a register.
4166 (process_bb_node_lives): Hoist frequency calculation out of
4167 instruction walk. Convert from a forwards scan to a backwards scan.
4168 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
4169 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
4170 (create_allocno_live_ranges): Don't create regs_set.
4172 2008-09-04 Ian Lance Taylor <iant@google.com>
4174 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
4175 or REG_LABEL_TARGET.
4176 * calls.c (emit_library_call_value_1): Use MEM_P rather than
4177 comparing MODE with MEM.
4178 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
4179 comparing with GF_PREDICT_TAKEN.
4180 (gimple_get_lhs): Change code to enum gimple_code.
4181 (gimple_set_lhs): Likewise.
4182 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
4183 * omp-low.c (find_omp_clause): Change kind parameter to enum
4185 * tree-flow.h (find_omp_clause): Update declaration.
4186 * regrename.c (clear_dead_regs): Change kind parameter to enum
4188 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
4190 * see.c (see_get_extension_data): Change return type to enum
4191 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
4192 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
4193 (see_gen_normalized_extension): Change extension_code parameter to
4195 (see_seek_pre_extension_expr): Change extension_code to enum
4197 (see_merge_one_def_extension): Likewise.
4198 (see_handle_relevant_defs): Likewise.
4199 (see_handle_relevant_uses): Likewise.
4200 (see_analyze_one_def): Likewise.
4201 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
4202 GIMPLE_ASM rather than ASM_EXPR.
4203 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
4204 GIMPLE_RETURN rather than RETURN_EXPR.
4205 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
4206 (evaluate_stmt): Likewise.
4207 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
4208 to enum vect_relevant.
4209 (vect_mark_stmts_to_be_vectorized): Change assertion to not
4210 compare gimple codes with tree codes.
4212 2008-09-04 Paul Brook <paul@codesourcery.com>
4214 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
4216 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4218 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
4219 pointer check lost in the recent no-unit-at-a-time patch.
4221 2008-09-04 Jan Hubicka <jh@suse.cz>
4224 * tree-switch-conversion.c (check_final_bb): Accept only IP
4227 2008-09-04 Jan Hubicka <jh@suse.cz>
4229 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
4231 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
4232 using_ranges argument.
4233 (vrp_evaluate_conditional): Avoid bogus warning for type range.
4234 (vrp_visit_cond_stmt): Update call of
4235 vrp_evaluate_conditional_warnv_with_ops
4237 2008-09-04 Jan Hubicka <jh@suse.cz>
4239 PR tree-optimization/37345
4240 PR tree-optimization/37358
4241 PR tree-optimization/37357
4242 * tree.c (build_function_type_skip_args): Build distinct type copy;
4244 (build_function_decl_skip_args): Set type of new decl not orig decl;
4245 clear DECL_VINDEX for methods turned into functions.
4247 2008-09-04 Nick Clifton <nickc@redhat.com>
4249 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
4250 * configure: Regenerate.
4251 * config.in: Regenerate.
4252 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
4253 alignment field, if it is supported.
4255 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
4257 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
4260 2008-09-03 David Edelsohn <edelsohn@gnu.org>
4262 * config/rs6000/rs6000.c (processor_target_table): Do not
4263 enable VMX for POWER6.
4265 2008-09-03 Anton Blanchard <anton@samba.org>
4267 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
4268 emit memory barrier before operation.
4270 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
4273 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
4274 default_elf_asm_output_external.
4276 2008-09-03 Jeff Law <law@redhat.com>
4278 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
4280 2008-09-03 Richard Henderson <rth@redhat.com>
4282 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
4283 memory barrier to below the test-and-set.
4284 (alpha_split_lock_test_and_set_12): Likewise.
4286 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4290 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
4293 * ira-color.c (print_loop_title): Use all_allocnos.
4294 (color_pass): Ditto. Don't add border_allocnos. Check that
4295 subloop allocno in the correspdoning bitmap all_allocnos.
4297 * ira-emit.c (change_loop): Use all_allocnos.
4299 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
4300 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
4301 (create_cap_allocno): Remove setting mentioned_allocnos.
4302 (create_insn_allocnos): Ditto.
4303 (remove_unnecessary_allocnos): Use all_allocnos.
4304 (check_allocno_creation): Check that allocnos are in the
4305 corresponding bitmap all_allocnos.
4307 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4311 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
4312 (process_regs_for_copy): Process subregs. Refine check when cost
4313 is taken into account in ira-costs.c.
4314 (process_reg_shuffles): Use REG_SUBREG_P.
4315 (add_insn_allocno_copies): Ditto. Ignore modes.
4317 * ira-color.c (conflict_allocno_vec): New.
4318 (COST_HOP_DIVISOR): New macro.
4319 (update_copy_costs_1): Use it.
4320 (update_conflict_hard_regno_costs): New function.
4321 (assign_hard_reg): Use it.
4322 (ira_color): Allocate and free conflict_allocno_vec.
4324 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4328 * ira-int.h (ira_sort_insn_chain): Remove.
4330 * ira.c (basic_block_order_nums, chain_insn_order,
4331 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
4332 (ira): Don't call ira_sort_insn_chain.
4334 * reload1.c (reload): Don't call ira_sort_insn_chain.
4336 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4339 * cgraphunit.c (update_call_expr): Remove eh regions from statements
4340 which become non throw.
4341 (cgraph_function_versioning): Also clear DECL_WEAK. Call
4342 update_call_expr after updating the flags on the decl.
4344 2008-09-03 Jan Hubicka <jh@suse.cz>
4346 PR tree-optimization/37315
4347 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
4348 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
4349 (cgraph_analyze_functions): Use node->analyzed
4350 (cgraph_mark_functions_to_output): Likewise.
4351 (cgraph_expand_function): All functions can be released after
4353 (cgraph_optimize): Use gimple_has_body_p.
4354 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
4355 (cgraph_decide_inlining_incrementally): Likewise.
4356 (inline_transform): Inline transform.
4357 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
4359 (inlinable_function_p): Drop gimple_body check.
4360 (expand_call_inline): Use gimple_has_body_p.
4361 * gimple.c (gimple_has_body_p): New.
4362 * gimple.h (gimple_has_body_p): Add prototype.
4363 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
4364 (dump_function_to_file): Use gimple_has_body_p check.
4366 2008-09-03 Jakub Jelinek <jakub@redhat.com>
4369 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
4371 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
4373 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4375 From Michael Frysinger <michael.frysinger@analog.com>
4376 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
4377 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
4380 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
4383 * doc/extend.texi: Document picoChip builtin functions.
4384 * doc/invoke.texi: Document picoChip options.
4385 * doc/contrib.texi: Add picoChip contribution.
4386 * doc/md.texi: Document picoChip constraints.
4387 * config.gcc: Add picochip-*-*.
4388 * config/picochip/: Add new port.
4390 2008-09-03 Richard Guenther <rguenther@suse.de>
4392 PR tree-optimization/37328
4393 * tree-sra.c (sra_build_assignment): Gimplify properly.
4394 (generate_copy_inout): Take the correct stmt as definition,
4395 remove bogus assert.
4397 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4399 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
4402 From Michael Frysinger <michael.frysinger@analog.com>
4403 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
4405 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
4407 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
4408 (__gthread_setspecific): Revert 2008-08-31 change to
4409 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
4411 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
4413 * diagnostic.c (error_at): New.
4414 * toplev.h (error_at): New prototype.
4415 * c-typeck.c (build_array_ref): Call error_at instead of error.
4416 Pass location to pedwarn.
4418 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
4420 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
4422 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4424 * dwarf2out.c (tree_add_const_value_attribute): Only handle
4425 VAR_DECL and CONST_DECL.
4427 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4428 Jakub Jelinek <jakub@redhat.com>
4430 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
4431 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
4432 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
4433 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
4434 Don't set ix86_save_varrargs_registers.
4435 (ix86_setup_incoming_varargs): Assume cum != NULL.
4436 (ix86_va_start): Check ix86_varargs_gpr_size and
4437 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
4438 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
4439 from frame pointer if ix86_varargs_gpr_size == 0.
4440 (ix86_compute_frame_layout): Updated.
4441 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
4442 (ix86_varargs_gpr_size): Define.
4443 (ix86_varargs_fpr_size): Likewise.
4444 (machine_function): Remove save_varrargs_registers.
4445 Add varargs_gpr_size and varargs_fpr_size.
4447 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4449 * config/alpha/alpha.c (va_list_skip_additions,
4450 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
4451 (alpha_gimplify_va_arg): Call unshare_expr on second use of
4454 PR tree-optimization/36766
4455 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
4456 for already removed basic blocks.
4459 * real.c (real_maxval): Clear a lower bit to make real_maxval
4460 match get_max_float for IBM long double format.
4462 2008-09-02 Andreas Schwab <schwab@suse.de>
4464 * configure.ac: Use m4_quote to quote the expansion of m4_do.
4465 * configure: Regenerate.
4467 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
4469 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
4470 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
4471 checking for a non-VOID CONSTANT_P.
4473 2008-09-02 Jan Hubicka <jh@suse.cz>
4475 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
4476 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
4479 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4481 * expr.c (emit_group_store): Don't assert stack temp mode size.
4483 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
4484 Tobias Grosser <grosser@fim.uni-passau.de>
4485 Jan Sjodin <jan.sjodin@amd.com>
4486 Harsha Jagasia <harsha.jagasia@amd.com>
4487 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4488 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4489 Adrien Eliche <aeliche@isty.uvsq.fr>
4491 Merge from graphite branch.
4494 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
4495 * doc/invoke.texi (-floop-block, -floop-interchange,
4496 -floop-strip-mine): Document new flags.
4497 * tree-into-ssa.c (gimple_vec): Moved...
4498 * tree-loop-distribution.c (rdg_component): Moved...
4499 * cfgloopmanip.c: Include tree-flow.h.
4500 (update_dominators_in_loop): New.
4501 (create_empty_if_region_on_edge): New.
4502 (create_empty_loop_on_edge): New.
4503 (loopify): Use update_dominators_in_loop.
4504 * tree-pass.h (pass_graphite_transforms): Declared.
4505 * configure: Regenerate.
4506 * tree-phinodes.c (make_phi_node): Export.
4507 (add_phi_node_to_bb): New, split from create_phi_node.
4508 * tree-chrec.c (for_each_scev_op): New.
4509 * tree-chrec.h (for_each_scev_op): Declared.
4510 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4511 (remove_statement): Call get_phi_with_result.
4512 * config.in (HAVE_cloog): Undef.
4513 * gdbinit.in (pgg): New.
4514 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
4515 * tree-ssa-loop.c (graphite_transforms): New.
4516 (gate_graphite_transforms): New.
4517 (pass_graphite_transforms): New.
4518 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
4519 HAVE_cloog): Defined.
4520 * tree-vectorizer.c (rename_variables_in_bb): Export.
4521 * tree-data-ref.c (dr_may_alias_p): Export.
4522 (stmt_simple_memref_p): New.
4523 (find_data_references_in_stmt): Export.
4524 (find_data_references_in_loop): Export.
4525 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
4526 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
4527 (create_rdg_vertices): Export.
4528 (build_empty_rdg): New.
4529 (build_rdg): Call build_empty_rdg. Free dependence_relations.
4530 * tree-data-ref.h (rdg_component): ... here.
4532 (struct data_reference): Add a field scop.
4534 (find_data_references_in_loop): Declared.
4535 (find_data_references_in_stmt): Declared.
4536 (create_rdg_vertices): Declared.
4537 (dr_may_alias_p): Declared.
4538 (stmt_simple_memref_p): Declared.
4539 (struct rdg_edge): Add a field ddr_p relation.
4540 (build_empty_rdg): Declared.
4541 * lambda.h (lambda_matrix): Declare a VEC of.
4542 (find_induction_var_from_exit_cond): Declared.
4543 (lambda_vector_compare): New.
4544 * common.opt (fgraphite, floop-strip-mine,
4545 floop-interchange, floop-block): New flags.
4546 * lambda-code.c (find_induction_var_from_exit_cond): Export.
4547 * cfgloop.c (is_loop_exit): New.
4548 * cfgloop.h (is_loop_exit): Declared.
4549 (create_empty_if_region_on_edge): Declared.
4550 (create_empty_loop_on_edge): Declared.
4551 * tree-flow.h (add_phi_node_to_bb): Declared.
4552 (make_phi_node): Declared.
4553 (rename_variables_in_bb): Declared.
4554 (perfect_loop_nest_depth): Declared.
4555 (graphite_transform_loops): Declared.
4556 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
4557 (graphite.o-warn): Add -Wno-error.
4558 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
4559 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
4560 (INCLUDES): Add PPLINC, CLOOGINC.
4561 (OBJS-common): Add graphite.o.
4562 (graphite.o): Add rule.
4563 * gimple.h (gimple_vec): ... here.
4564 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
4565 * passes.c (init_optimization_passes): Schedule
4566 pass_graphite_transforms.
4568 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
4571 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
4572 and -fno-toplevel-reorder after handle_options.
4574 2008-09-02 Paul Brook <paul@codesourcery.com>
4576 * config/arm/arm.c (arm_tune_cortex_a9): Define.
4577 (arm_override_options): Set arm_tune_cortex_a9.
4578 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
4579 (arm_issue_rate): Handle cortexa9.
4580 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
4581 * config/arm/arm-cores.def: Add cortex-a9.
4582 * config/arm/arm-tune.md: Regenerate.
4583 * config/arm/arm.md: Include cortex-a9.md.
4584 (generic_sched, generic_vfp): Add cortexa9.
4585 * config/arm/cortex-a9.md: New file.
4587 2008-09-02 Richard Guenther <rguenther@suse.de>
4589 PR tree-optimization/37327
4590 * tree-vrp.c (register_new_assert_for): Make sure to not have
4591 TREE_OVERFLOW set on the bound.
4593 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
4595 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
4597 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
4598 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
4601 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
4603 * gcc/config/spu/spu.md (divdf3): Removed.
4605 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4607 PR tree-optimization/37095
4608 * cgraph.c (cgraph_node): When creating new cgraph node after
4609 assembler_name_hash has been populated, record it in the hash
4612 2008-09-01 Paul Brook <paul@codesourcery.com>
4614 * doc/invoke.texi: Document -mword-relocations.
4615 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4616 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4617 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4618 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
4619 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
4620 (arm_emit_movpair): New function.
4621 (arm_print_operand <c>): Handle sybolic addresses.
4622 * config/arm/arm.h (TARGET_USE_MOVT): Define.
4623 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4624 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
4625 * config/arm/arm.opt: Add -mword-relocations.
4626 * config/arm/arm.md (movsi): Use arm_emit_movpair.
4627 (arm_movt, arm_movw): New.
4629 2008-09-01 Paul Brook <paul@codesourcery.com>
4631 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
4632 Allow Interworking on ARMv4 EABI based targets.
4633 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
4634 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
4636 2008-09-01 Paul Brook <paul@codesourcery.com>
4638 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
4639 optimized LT0 test. Remove optimization for GT.
4641 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4643 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
4644 openmp applications.
4645 * pa-hpux11.h (LIB_SPEC): Likewise.
4647 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
4650 2008-09-01 Jan Hubicka <jh@suse.cz>
4652 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
4653 present, use only counts; when guessed use only frequencies.
4654 (estimate_bb_frequencies): Use function_frequency.
4655 * profile.c (compute_branch_probabilities): Exit early when
4656 profile reading failed. Set profile_status.
4657 (branch_prob): Do not set profile_status.
4659 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
4661 * tree.c (protected_set_expr_location): New.
4662 * tree.h (protected_set_expr_location): New prototype.
4663 * c-tree.h (build_array_ref): Add argument.
4664 (parser_build_unary_op): Same.
4665 * c-typeck.c (build_indirect_ref): Handle new location argument.
4666 (build_array_ref): Same.
4667 (parser_build_unary_op): Same.
4668 * gimplify.c (gimplify_asm_expr): Set input_location before calling
4670 * c-omp.c (c_finish_omp_atomic): Pass location when calling
4672 * c-common.c (finish_label_address_expr): Handle new location argument.
4673 * c-common.h (build_indirect_ref): Add argument.
4674 (finish_label_address_expr): Same.
4675 * c-parser.c (c_parser_unary_expression): Pass location to build
4677 (c_parser_postfix_expression): Same.
4679 2008-09-01 Paul Brook <paul@codesourcery.com>
4681 * config/arm/arm.md: Include cortex-r4f.md.
4682 (attr fpu): Update type list.
4683 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
4684 fconstd, fcmps and fcmpd.
4685 (attr tune_cortexr4): Define.
4686 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
4687 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
4688 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
4689 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
4690 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
4691 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
4692 cortex_a8_vfp_farith: Ditto.
4693 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
4694 * config/arm/cortex-r4.md: Use tune_cortexr4.
4695 * config/arm/cortex-r4f.md: New file.
4697 2008-09-01 Richard Guenther <rguenther@suse.de>
4699 PR tree-optimization/37305
4700 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
4701 the result of constant conversions.
4702 (fold_gimple_assign): Likewise.
4704 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4706 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
4707 #ifdef ENABLE_CHECKING.
4709 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4711 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
4712 * sched-int.h (print_insn, print_pattern, print_value): Declare also
4713 when !INSN_SCHEDULING.
4715 2008-09-01 Andreas Schwab <schwab@suse.de>
4717 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
4719 2008-09-01 Paul Brook <paul@codesourcery.com>
4721 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
4723 2008-09-01 Jan Hubicka <jh@suse.cz>
4725 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
4727 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
4729 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
4730 * gimplify.c (gimplify_init_constructor): Add speed operand.
4731 * tree-sra.c (decide_block_copy): Likewise.
4732 * tree-inline.c (estimate_move_cost): Likewise.
4733 * config/alpha/alpha.h (MOVE_RATIO): Update.
4734 * config/frv/frv.c (MOVE_RATIO): Update.
4735 * config/spu/spu.h (MOVE_RATIO): Update.
4736 * config/sparc/sparc.h (MOVE_RATIO): Update.
4737 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
4738 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
4739 * config/cris/cris.h (MOVE_RATIO): Update.
4740 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
4741 * config/arm/arm.h (MOVE_RATIO): Update.
4742 * config/pa/pa.md: Update uses of MOVE_RATIO
4743 * config/pa/pa.h (MOVE_RATIO): Update.
4744 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
4745 CLEAR_RATIO, SET_RATIO): Update.
4746 * config/h8300/h8300.h (MOVE_RATIO): Update.
4747 * config/v850/v850.h (MOVE_RATIO): Update.
4748 * config/bfin/bfin.h (MOVE_RATIO): Update.
4750 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
4751 Dmitry Melnik <dm@ispras.ru>
4752 Dmitry Zhurikhin <zhur@ispras.ru>
4753 Alexander Monakov <amonakov@ispras.ru>
4754 Maxim Kuvyrkov <maxim@codesourcery.com>
4756 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
4757 sel-sched-dump.c, sel-sched-ir.c: New files.
4758 * Makefile.in (OBJS-common): Add selective scheduling object files.
4759 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
4760 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
4761 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
4762 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
4763 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
4764 (make_forwarder_block): Update loop latch if we have redirected
4765 the loop latch edge.
4766 * cfgloop.c (get_loop_body_in_custom_order): New function.
4767 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
4768 (CP_FALLTHRU_PREHEADERS): Likewise.
4769 (get_loop_body_in_custom_order): Declare.
4770 * cfgloopmanip.c (has_preds_from_loop): New.
4771 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
4772 Assert that the preheader edge will be fall thru when it is set.
4773 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
4774 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
4775 fsel-sched-substitution, fselective-scheduling): New flags.
4776 * cse.c (hash_rtx_cb): New.
4778 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
4779 sel_sched_insn_cnt): New counters.
4780 * final.c (compute_alignments): Export. Free dominance
4781 info after loop_optimizer_finalize.
4782 * genattr.c (main): Output maximal_insn_latency prototype.
4783 * genautomata.c (output_default_latencies): New.
4784 Factor its code from ...
4785 (output_internal_insn_latency_func): ... here.
4786 (output_internal_maximal_insn_latency_func): New.
4787 (output_maximal_insn_latency_func): New.
4788 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
4789 (struct hard_reg_set_iterator): New.
4790 (hard_reg_set_iter_init, hard_reg_set_iter_set,
4791 hard_reg_set_iter_next): New functions.
4792 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
4793 * lists.c (remove_free_INSN_LIST_node,
4794 remove_free_EXPR_LIST_node): New functions.
4795 * loop-init.c (loop_optimizer_init): When
4796 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
4797 calling create_preheaders.
4798 (loop_optimizer_finalize): Do not verify flow info after reload.
4799 * recog.c (validate_replace_rtx_1): New parameter simplify.
4800 Default it to true. Update all uses. Factor out simplifying
4802 (simplify_while_replacing): ... this new function.
4803 (validate_replace_rtx_part,
4804 validate_replace_rtx_part_nosimplify): New.
4805 * recog.h (validate_replace_rtx_part,
4806 validate_replace_rtx_part_nosimplify): Declare.
4807 * rtl.c (rtx_equal_p_cb): New.
4808 (rtx_equal_p): Use it.
4809 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
4810 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
4811 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
4812 * vecprim.h: Add a vector type for unsigned int.
4813 * haifa-sched.c: Include vecprim.h and cfgloop.h.
4814 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
4815 ready_try, cycle_issued_insns, spec_info): Make global.
4816 (readyp): Initialize.
4817 (dfa_lookahead): New global variable.
4818 (old_max_uid, old_last_basic_block): Remove.
4819 (h_i_d): Make it a vector.
4820 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
4822 (after_recovery, adding_bb_to_current_region_p):
4823 New variables to handle correct insertion of the recovery code.
4824 (struct ready_list): Move declaration to sched-int.h.
4825 (rgn_n_insns): Removed.
4826 (rtx_vec_t): Move to sched-int.h.
4827 (find_insn_reg_weight): Remove.
4828 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
4829 (haifa_init_h_i_d, haifa_finish_h_i_d):
4830 New functions to initialize / finalize haifa instruction data.
4831 (extend_h_i_d, init_h_i_d): Rewrite.
4832 (unlink_other_notes): Move logic to add_to_note_list. Handle
4833 selective scheduler.
4834 (ready_lastpos, ready_element, ready_sort, reemit_notes,
4835 find_fallthru_edge): Make global, remove static prototypes.
4836 (max_issue): Make global. Add privileged_n and state parameters. Use
4838 (extend_global, extend_all): Removed.
4839 (init_before_recovery): Add new param. Fix the handling of the case
4840 when we insert a recovery code before the EXIT which has a predecessor
4841 with a fallthrough edge to it.
4842 (create_recovery_block): Make global. Rename to
4843 sched_create_recovery_block. Update.
4844 (change_pattern): Rename to sched_change_pattern. Make global.
4845 (speculate_insn): Rename to sched_speculate_insn. Make global.
4846 Split haifa-specific functionality into ...
4847 (haifa_change_pattern): New static function.
4848 (sched_extend_bb): New static function.
4849 (sched_init_bbs): New function.
4850 (current_sched_info): Change type to struct haifa_sched_info.
4851 (insn_cost): Adjust for selective scheduling.
4852 (dep_cost_1): New function. Move logic from ...
4853 (dep_cost): ... here.
4854 (dep_cost): Use dep_cost_1.
4855 (contributes_to_priority_p): Use sched_deps_info instead of
4857 (priority): Adjust to work with selective scheduling. Process the
4858 corner case when all dependencies don't contribute to priority.
4859 (rank_for_schedule): Use ds_weak instead of dep_weak.
4860 (advance_state): New function. Move logic from ...
4861 (advance_one_cycle): ... here.
4862 (add_to_note_list, concat_note_lists): New functions.
4863 (rm_other_notes): Make static. Adjust for selective scheduling.
4864 (remove_notes, restore_other_notes): New functions.
4865 (move_insn): Add two arguments. Update assert. Don't call
4867 (choose_ready): Remove lookahead variable, use dfa_lookahead.
4868 Remove more_issue, max_points. Move the code to initialize
4869 max_lookahead_tries to max_issue.
4870 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
4871 ready. Adjust use of move_insn. Call restore_other_notes.
4873 (sched_init, sched_finish): Move Haifa-specific initialization/
4875 (haifa_sched_init, haifa_sched_finish): ... respectively.
4877 (setup_sched_dump): New function.
4878 (haifa_init_only_bb): New static function.
4879 (haifa_speculate_insn): New static function.
4880 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
4881 (extend_ready, extend_all): Remove.
4882 (sched_extend_ready_list, sched_finish_ready_list): New functions.
4883 (create_check_block_twin, add_to_speculative_block): Use
4884 haifa_insns_init instead of extend_global. Update to use new
4885 initialization functions. Change parameter. Factor out code from
4886 create_check_block_twin to ...
4887 (sched_create_recovery_edges) ... this new function.
4888 (add_block): Remove.
4889 (sched_scan_info): New.
4890 (extend_bb): Use sched_scan_info.
4891 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
4892 static functions for walking through scheduling region.
4893 (sched_luids): New vector variable to replace uid_to_luid.
4894 (luids_extend_insn): New function.
4895 (sched_max_luid): New variable.
4896 (luids_init_insn): New function.
4897 (sched_init_luids, sched_finish_luids): New functions.
4898 (insn_luid): New debug function.
4899 (sched_extend_target): New function.
4900 (haifa_init_insn): New static function.
4901 (sched_init_only_bb): New hook.
4902 (sched_split_block): New hook.
4903 (sched_split_block_1): New function.
4904 (sched_create_empty_bb): New hook.
4905 (sched_create_empty_bb_1): New function.
4906 (common_sched_info, ready): New global variables.
4907 (current_sched_info_var): Remove.
4908 (move_block_after_check): Use common_sched_info.
4909 (haifa_luid_for_non_insn): New static function.
4910 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
4911 (increase_insn_priority): New.
4912 * modulo-sched.c: (issue_rate): Remove static declaration.
4913 (sms_sched_info): Change type to haifa_sched_info.
4914 (sms_sched_deps_info, sms_common_sched_info): New variables.
4915 (setup_sched_infos): New.
4916 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
4917 Do not call regstat_free_calls_crossed.
4918 (sms_print_insn): Use const_rtx.
4919 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
4920 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
4921 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
4922 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
4923 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
4924 current_sched_info to use it.
4925 (enum reg_pending_barrier_mode): Move to sched-int.h.
4926 (h_d_i_d): New variable. Initialize to NULL.
4927 ({true, output, anti, spec, forward}_dependency_cache): Initialize
4929 (estimate_dep_weak): Remove static declaration.
4930 (sched_has_condition_p): New function. Adjust users of
4931 sched_get_condition to use it instead.
4932 (conditions_mutex_p): Add arguments indicating which conditions are
4934 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
4935 argument to indicate whether returned condition is reversed. Do not
4936 generate new rtx when condition should be reversed; indicate it by
4937 setting new argument instead.
4938 (add_dependence_list_and_free): Add deps parameter.
4939 Update all users. Do not free dependence list when
4940 deps context is readonly.
4941 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
4943 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
4944 (remove_from_deps): New. Use the above functions.
4945 (cur_insn, can_start_lhs_rhs_p): New static variables.
4946 (add_or_update_back_dep_1): Initialize present_dep_type.
4947 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
4948 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
4949 haifa_note_dep): New functions implementing dependence hooks for
4950 the Haifa scheduler.
4951 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
4952 note_dep): New functions.
4953 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
4955 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
4956 (free_deps): Initialize deps->reg_last.
4957 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
4958 sched_analyze_insn): Update to use dependency hooks infrastructure
4959 and readonly contexts.
4960 (deps_analyze_insn): New function. Move part of logic from ...
4961 (sched_analyze): ... here. Also move some logic to ...
4962 (deps_start_bb): ... here. New function.
4963 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
4965 (sched_deps_init): New function. Move code from ...
4966 (init_dependency_caches): ... here. Remove.
4967 (init_deps_data_vector): New.
4968 (sched_deps_finish): New function. Move code from ...
4969 (free_dependency_caches): ... here. Remove.
4970 (init_deps_global, finish_deps_global): Adjust for use with
4971 selective scheduling.
4972 (get_dep_weak): Move logic to ...
4973 (get_dep_weak_1): New function.
4974 (ds_merge): Move logic to ...
4975 (ds_merge_1): New static function.
4976 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
4977 (ds_get_max_dep_weak): New function.
4978 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
4979 (n_insns): Rename to rgn_n_insns.
4980 (debug_ebb_dependencies): New function.
4981 (init_ready_list): Use it.
4982 (begin_schedule_ready): Use sched_init_only_bb.
4983 (ebb_print_insn): Indicate when an insn starts a new cycle.
4984 (contributes_to_priority, compute_jump_reg_dependencies,
4985 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
4986 (add_block1): Remove to ebb_add_block.
4987 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
4988 (schedule_ebb): Initialize them. Use remove_notes instead of
4989 rm_other_notes. Use haifa_local_init/finish.
4990 (schedule_ebbs): Use haifa_sched_init/finish.
4991 * sched-int.h: Include vecprim.h, remove rtl.h.
4992 (struct ready_list): Delete declaration.
4993 (sched_verbose_param, enum sched_pass_id_t,
4994 bb_vec_t, insn_vec_t, rtx_vec_t): New.
4995 (struct sched_scan_info_def): New structure.
4996 (sched_scan_info, sched_scan, sched_init_bbs,
4997 sched_init_luids, sched_finish_luids, sched_extend_target,
4998 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
4999 (struct common_sched_info_def): New.
5000 (common_sched_info, haifa_common_sched_info,
5001 sched_emulate_haifa_p): Declare.
5003 (sched_luids): Declare.
5004 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
5005 (sched_max_luid, insn_luid): Declare.
5006 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
5007 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
5008 print_insn, print_pattern, print_value, haifa_classify_insn,
5009 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
5010 setup_sched_dump, sched_init, sched_finish,
5011 sel_insn_is_speculation_check): Export.
5012 (struct ready_list): Move from haifa-sched.c.
5013 (ready_try, ready, max_issue): Export.
5014 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
5015 sched_init_only_bb, sched_split_block, sched_split_block_1,
5016 sched_create_empty_bb, sched_create_empty_bb_1,
5017 sched_create_recovery_block, sched_create_recovery_edges): Export.
5018 (enum reg_pending_barrier_mode): Export.
5019 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
5021 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
5022 print_insn field. Move add_block and fix_recovery_cfg to
5023 common_sched_info_def. Move compute_jump_reg_dependencies,
5025 (struct sched_deps_info_def): ... this new structure.
5026 (sched_deps_info): Declare.
5027 (struct spec_info_def): Remove weakness_cutoff, add
5028 data_weakness_cutoff and control_weakness_cutoff.
5029 (spec_info): Declare.
5030 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
5032 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
5033 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
5034 (current_sched_info): Change type to struct haifa_sched_info.
5035 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
5036 (h_d_i_d): New variable.
5037 (HDID): New accessor macro.
5038 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
5039 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
5041 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
5042 (enum SCHED_FLAGS): Update for selective scheduler.
5043 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
5044 (init_dependency_caches, free_dependency_caches): Delete declarations.
5045 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
5046 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
5047 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
5048 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
5049 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
5051 (rm_other_notes): Delete declaration.
5052 (schedule_block): Remove one argument.
5053 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
5054 ready_element, ready_lastpos, sched_extend_ready_list,
5055 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
5056 concat_note_lists): Export.
5057 (struct region): Move from sched-rgn.h.
5058 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5059 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5060 BLOCK_TO_BB, CONTAINING_RGN): Export.
5061 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
5062 (current_nr_blocks, current_blocks, target_bb): Likewise.
5063 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
5064 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
5065 sched_rgn_local_init, extend_regions,
5066 rgn_make_new_region_out_of_new_block, compute_priorities,
5067 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
5068 extend_rgns, deps_join rgn_setup_common_sched_info,
5069 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
5070 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
5071 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
5072 increase_insn_priority): Likewise.
5073 * sched-rgn.c: Include sel-sched.h.
5074 (ref_counts): New static variable. Use it ...
5075 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
5076 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
5077 (sched_is_disabled_for_current_region_p): Delete static declaration.
5078 (struct region): Move to sched-int.h.
5079 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5080 ebb_head): Define and initialize.
5081 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5082 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
5083 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
5085 (find_single_block_region): Add new argument to indicate that EBB
5086 regions should be constructed.
5087 (debug_live): Delete declaration.
5088 (current_nr_blocks, current_blocks, target_bb):
5089 Remove static qualifiers.
5090 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
5092 (init_regions): Delete declaration.
5093 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
5094 rgn_estimate_number_of_insns): New.
5095 (too_large): Use estimate_number_of_insns.
5096 (haifa_find_rgns): New. Move the code from ...
5097 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
5098 (free_trg_info): New.
5099 (compute_trg_info): Allocate candidate tables here instead of ...
5100 (init_ready_list): ... here.
5101 (rgn_print_insn): Use const_rtx.
5102 (contributes_to_priority, extend_regions): Delete static declaration.
5103 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
5104 (add_block1): Rename to rgn_add_block.
5105 (debug_rgn_dependencies): Delete static qualifier.
5106 (new_ready): Use sched_deps_info. Simplify.
5107 (rgn_common_sched_info, rgn_const_sched_deps_info,
5108 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
5110 (region_sched_info): Rename to rgn_const_sched_info.
5111 (deps_join): New, extracted from ...
5112 (propagate_deps): ... here.
5113 (compute_block_dependences, debug_dependencies): Update for selective
5115 (free_rgn_deps, compute_priorities): New functions.
5116 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
5117 sched_rgn_compute_dependencies): New functions.
5118 (schedule_region): Use them.
5119 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
5120 rgn_setup_common_sched_info, rgn_setup_sched_infos):
5122 (schedule_insns): Call new functions that were split out.
5123 (rgn_make_new_region_out_of_new_block): New.
5124 (get_rgn_sched_max_insns_priority): New.
5125 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
5126 scheduling when appropriate.
5127 * sched-vis.c: Include insn-attr.h.
5128 (print_value, print_pattern): Make global.
5129 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
5130 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
5131 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
5132 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
5133 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
5134 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
5135 hooks. Initialize them to 0.
5136 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
5137 * target.h (struct gcc_target): Add them. Rename gen_check field to
5139 * flags.h (sel_sched_switch_set): Declare.
5140 * opts.c (sel_sched_switch_set): New variable.
5141 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
5142 pipelining is disabled from command line.
5143 (common_handle_option): Record whether selective scheduling is
5144 requested from command line.
5145 * doc/invoke.texi: Document new flags and parameters.
5146 * doc/tm.texi: Document new target hooks.
5147 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
5149 (dfa_state_size): Do not declare locally.
5150 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
5151 * config/rs6000/rs6000.c (rs6000_init_sched_context,
5152 rs6000_alloc_sched_context, rs6000_set_sched_context,
5153 rs6000_free_sched_context): New functions.
5154 (struct _rs6000_sched_context): New.
5155 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
5157 (rs6000_sched_finish): Do not run for selective scheduling.
5159 2008-08-31 Jan Hubicka <jh@suse.cz>
5161 * frv.c (frv_rtx_costs): Update forward declaration.
5162 * spu.c (spu_rtx_costs): Likewise.
5163 * pdp11.c: Include df.h
5164 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
5165 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
5166 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
5167 * iq2000.c (iq2000_address_cost): Add speed argument.
5168 (iq2000_rtx_costs): Likewise.
5169 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
5170 update call of mn10300_address_cost.
5171 * mcore.c: Include df.h
5172 (mcore_rtx_costs): Update prototype.
5173 * score3.c: Include df.h
5174 (score3_rtx_costs): Remove speed argument.
5175 * score7.c: Include df.h
5176 (score7_address_cost): Remove speed argument.
5177 * score-protos.h (score_address_cost): Update prototype.
5178 * score.c: Include df.h
5179 (score_rtx_costs): Update call of costs functions.
5180 * v850.c (v850_rtx_costs): Add bool argument.
5182 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
5184 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
5186 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5188 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
5189 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
5191 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5193 * mkmap-flat.awk: Add option pe_dll.
5194 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
5195 * config/i386/t-cygwin (SHLIB_LC): Add.
5196 * config/i386/t-mingw32 (SHLIB_LC): Add.
5197 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
5198 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
5199 (LINK_SPEC): Support libgcc_s.
5200 (LIBGCC_SPEC): Support libgcc_s.
5201 (LIBGCC_SONAME): New.
5203 2008-08-31 Jan Hubicka <jh@suse.cz>
5205 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
5206 mistakely had old version of patch.
5208 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
5209 (ipcp_estimate_growth): New.
5210 (ipcp_insert_stage): Use ipcp_estimate_growth.
5211 * profile.c (branch_prob): When reading failed, do not consider
5214 2008-08-31 Jan Hubicka <jh@suse.cz>
5216 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
5217 loop is optimized for speed.
5219 2008-08-31 Richard Guenther <rguenther@suse.de>
5222 * fold-const.c (fold_binary): Retain conversions in folding
5225 2008-08-31 Jan Hubicka <jh@suse.cz>
5227 * postreload-gcse.c (eliminate_partially_redundant_loads):
5228 Use optimize_bb_for_size_p.
5229 * predict.c (maybe_hot_frequency_p): Make inline.
5230 (maybe_hot_count_p): Break out from ...
5231 (maybe_hot_bb_p): ... this one.
5232 (maybe_hot_edge_p): Simplify.
5233 * basic-block.h (probably_cold_bb_p): Remove.
5235 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5238 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
5240 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
5241 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
5242 Also split V4SFmode.
5243 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
5246 2008-08-31 Jan Hubicka <jh@suse.cz>
5248 * predict.c (PROB_VERY_LIKELY): Make small enough so things
5250 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
5252 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5255 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
5258 * dwarf2out.c (native_encode_initializer): Subtract min_index for
5259 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5261 2008-08-31 Jan Hubicka <jh@suse.cz>
5263 * sparc.h (BRANCH_COST): Fix macro definition.
5264 * avr.c (avr_operand_rtx_cost): Add speed argument.
5265 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
5267 2008-08-31 Richard Guenther <rguenther@suse.de>
5269 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
5270 types instead of operands. Re-instantiate verifying of
5271 binary expression operands.
5273 2008-08-30 Jan Hubicka <jh@suse.cz>
5275 * fwprop.c (should_replace_address): Add speed attribute.
5276 (PR_OPTIMIZE_FOR_SPEED): New flag.
5277 (propagate_rtx_1): Use it.
5278 (propagate_rtx): Set it.
5279 (try_fwprop_subst): Update call of rtx_costs.
5280 (forward_propagate_and_simplify): LIkewise.
5281 * hooks.c (hook_int_rtx_bool_0): New
5282 (hook_bool_rtx_int_int_intp_false): Replace by ...
5283 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5284 * hooks.h (hook_int_rtx_bool_0): New
5285 (hook_bool_rtx_int_int_intp_false): Replace by ...
5286 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5287 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
5288 (prepare_cmp_insn): UPdate call of rtx_cost.
5289 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
5290 (reload_cse_simplify_operands): Update call of rtx_cost.
5291 (reload_cse_move2add): call of rtx_cost.
5292 * target.h (struct gcc_target): Update rtx_costs and address_costs.
5293 * rtlanal.c (rtx_cost): Add speed argument.
5294 (address_cost): Add speed argument
5295 (default_address_cost): Likewise.
5296 (insn_rtx_cost): Likewise.
5297 * cfgloopanal.c (seq_cost): Add speed argument.
5298 (target_reg_cost, target_spill_cost): Turn to array.
5299 (init_set_costs): Update for speed.
5300 (estimate_reg_pressure_cost): Add speed argument.
5301 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
5302 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
5303 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
5304 (seq_cost): Add speed argument.
5305 (computation_cost): Add speed arugment.
5306 (add_cost, multiply_by_const, get_address_cost): add speed argument.
5307 (force_expr_to_var_cost): Update for profile info.
5308 (force_var_cost): Likewise.
5309 (split_address_cost): Likewise.
5310 (ptr_difference_cost): Likewise.
5311 (difference_cost): Likewise.
5312 (get_computation_cost_at): Likewise.
5313 (determine_iv_cost): Likewise.
5314 (ivopts_global_cost_for_size): Likewise.
5315 (rewrite_use_address): Likewise.
5316 (tree_ssa_iv_optimize_loop): Initialize speed field.
5317 * cse.c (optimize_this_for_speed_p): New static var.
5318 (notreg_cost): Update call of rtx_cost.
5319 (cse_extended_basic_block): set optimize_this_for_speed_p.
5320 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
5321 (noce_try_cmove_arith): Likewise.
5322 (noce_try_sign_mask): LIkewise.
5323 * expr.c (compress_float_constant): Update rtx_cost calls.
5324 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
5326 (addr_to_parts): Likewise.
5327 (create_mem_ref): Likewise.
5328 * dse.c (find_shift_sequence): Add speed argument.
5329 (replace_read): Update call.
5330 * calls.c (precompute_register_parameters): Update call of rtx_cost.
5331 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
5332 * neg_cost, shift_cost, shiftadd_cost,
5333 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
5334 mul_highpart_cost): Increase dimension.
5335 (init_expmed): Initialize for both size and speed.
5336 (expand_shift): Use profile.
5337 (synth_mult): Use profile.
5338 (choose_mult_variant): Use profile.
5339 (expand_mult): Use profile.
5340 (expand_mult_highpart_optab): Use profile.
5341 (expand_mult_highpart): Use profile.
5342 (expand_smod_pow2): Use profile.
5343 (expand_divmod): Use profile.
5344 * simplify-rtx.c (simplify_binary_operation_1): Update call of
5346 * loop-invariant.c (create_new_invariant): Use profile.
5347 (gain_for_invariant): Add speed parameter.
5348 (best_gain_for_invariant): Likewise.
5349 (find_invariants_to_move): Likewise.
5350 (move_single_loop_invariants): Set it.
5351 * target-def.h (TARGET_RTX_COSTS): Use hook.
5352 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
5353 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5354 * output.h (default_address_cost): Update prototype.
5355 * combine.c (optimize_this_for_speed_p): New static var.
5356 (combine_validate_cost): Update call of rtx_cost.
5357 (combine_instructions): Set optimize_this_for_speed_p.
5358 (expand_compound_operation): Update call of rtx_cost.
5359 (make_extraction):Update call of rtx_cost.
5360 (force_to_mode):Update call of rtx_cost.
5361 (distribute_and_simplify_rtx):Update call of rtx_cost.
5362 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
5363 (estimate_reg_pressure_cost): Update prototype.
5364 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
5365 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
5367 * config/alpha/alpha.c (alpha_rtx_costs): Update.
5368 (alpha_rtx_costs): Update.
5369 * config/frv/frv.c (frv_rtx_costs): Update.
5370 * config/s390/s390.c (s390_rtx_costs): Update.
5371 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
5372 (m32c_rtx_costs): Update.
5373 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
5374 (spu_rtx_costs): Update.
5375 * config/sparc/sparc.c (sparc_rtx_costs): Update.
5376 * config/m32r/m32r.c (m32r_rtx_costs): Update.
5377 * config/i386/i386.c (:ix86_address_cost): Update.
5378 (ix86_rtx_costs): Update.
5379 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
5380 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
5381 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
5382 * config/crx/crx.c (crx_address_cost): Update.
5383 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
5384 * config/stormy16/stormy16.c
5385 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
5386 * config/m68hc11/m68hc11.c
5387 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
5388 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
5389 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
5391 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
5393 * config/ia64/ia64.c (ia64_rtx_costs): Update.
5394 * config/m68k/m68k.c (m68k_rtx_costs): Update.
5395 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
5396 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
5397 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
5398 (mcore_rtx_costs): update.
5399 * config/score/score3.c (score3_rtx_costs): Update.
5400 * config/score/score7.c (score7_rtx_costs): Update.
5401 * config/score/score3.h (score3_rtx_costs):Update.
5402 * config/score/score7.h (score7_rtx_costs): Update.
5403 * config/score/score.c (score_rtx_costs): Update.
5404 * config/arm/arm.c (arm_address_cost): Update.
5405 (arm_rtx_costs_1): Update.
5406 (arm_rtx_costs_1): Update.
5407 (arm_size_rtx_costs): Update.
5408 (arm_size_rtx_costs): Update.
5409 (arm_size_rtx_costs): Update.
5410 (arm_xscale_rtx_costs): Update.
5411 (arm_thumb_address_cost): Update.
5412 * config/pa/pa.c (hppa_address_cost): Update.
5413 * config/mips/mips.c (mips_rtx_costs): Update.
5414 * config/vax/vax.c (vax_address_cost): Update.
5415 * config/h8300/h8300.c (h8300_shift_costs): Update.
5416 (h8300_rtx_costs): Update.
5417 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
5418 (v850_rtx_costs): Update.
5419 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
5420 * config/bfin/bfin.c
5421 (bfin_address_cost): Update.
5422 (bfin_rtx_costs): Update.
5423 * stmt.c (lshift_cheap_p): Update.
5425 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5428 * expmed.c (extract_bit_field_1): Check the mode size to make
5429 sure the vector modes have the same size.
5431 2008-08-29 Michael Meissner <gnu@the-meissners.org>
5433 * dojump.c (top level): Include basic-block.h to declare
5434 optimize_insn_for_speed_p
5436 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
5438 * opts.h (CL_SAVE): New option class for marking options that are
5439 target specific options usable in the target attribute.
5440 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
5442 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
5443 can easily find the target specific options that are safe to use
5444 in the attribute or pragma.
5446 * attribs.c (decl_attributes): Change #pragma GCC option to
5447 #pragma GCC target, and attribute((option(...))) to
5448 attribute((target(...))).
5450 * doc/extend.texi (target attribute): Change from option
5451 attribute. Delete push/pop/reset.
5452 (#pragma GCC target): Change from #pragma GCC option. Delete
5454 (#pragma GCC push_options): Document new pragma.
5455 (#pragma GCC pop_options): Document new pragma.
5456 (#pragma GCC reset_options): Document new pragma.
5458 * targhooks.c (default_target_option_valid_attribute_p): Add
5459 warning about port not supporting target attributes.
5460 (default_target_option_pragma_parse): New function, warn about
5461 #pragma GCC target not being supported.
5463 * targhooks.h (default_target_option_pragma_parse): Add
5466 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
5467 TI_CURRENT_OPTION_PRAGMA.
5468 (current_target_pragma): Rename from current_option_pragma.
5470 * target.h: (struct target_option): Delete booleans for changing
5471 the optimization level on hot/cold functions. Change signature of
5472 pragma_parse hook to take a second tree.
5474 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
5476 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
5477 that the declaration is done at global scope.
5479 * langhooks.c (add_builtin_function_common): Move most of the code
5480 from add_builtin_function here, calling the hook passed in.
5481 (add_builtin_function): Call add_builtin_function_common with
5482 standard builtin hook.
5483 (add_builtin_function_ext_scope): New function to add builtins to
5486 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
5488 (add_builtin_function_ext_scope): Add declaration.
5490 * c-pragma.c (handle_pragma_target): Rename from
5491 handle_pragma_option, #pragma GCC option is now #pragma GCC
5492 target. Move warning about port not supporting target options to
5493 default pragma parse hook. Remove push/pop/reset from this
5495 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
5496 (option_stack): Delete static variable.
5497 (optimize_stack): Ditto.
5498 (optons_stack): New stack of saved target and optimization
5500 (handle_pragma_push_options): New function to handle pushing both
5501 target and optimization options.
5502 (handle_pragma_pop_options): New function to handle popping both
5503 target and optimization options.
5504 (handle_pragma_reset_options): New function to handle resetting
5505 both target and optimization options to their initial state.
5506 (init_pragma): Rename handle_pragma_option to
5507 handle_pragma_target. Add support for push_options, pop_options,
5508 and reset_options pragmas.
5510 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
5511 default_target_option_pragma_parse.
5512 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
5513 default_target_option_valid_attribute_p.
5514 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5515 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5516 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
5517 optimization level on hot/cold functions.
5519 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
5520 if the caller and callee have different optimization levels.
5522 * c-common.c (handle_target_attribute): Rename from
5523 handle_option_attribute, attribute((option(...))) is now
5524 attribute((target(...))). Move warning if the port does not
5525 support target attributes to the default hook.
5526 (handle_hot_attribute): Delete code to change the optimization
5527 level of hot functions.
5528 (handle_cold_attribute): Ditto.
5530 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
5531 argument that is the binary tree options to use if there are no
5532 arguments. Call ix86_valid_target_attribute_tree instead of
5533 ix86_valid_option_attribute_tree.
5534 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
5535 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
5536 ix86_pragma_option_parse.
5538 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
5539 Rename from ix86_valid_option_attribute_tree.
5541 * config/i386/i386.c (ix86_add_new_builtins): New function to add
5542 new builtins when the ISA changes.
5543 (ix86_valid_target_attribute_tree): Rename from
5544 ix86_valid_option_attribute_tree. Change callers. If the
5545 function specified optimization options, use those as the starting
5546 point before setting up the target attributes. If the
5547 optimization options were changed in the course of setting the
5548 target attributes, record the new optimization options.
5549 (ix86_valid_target_attribute_tree_inner_p): Rename from
5550 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
5551 ix86_add_new_builtins if the ISA changed.
5552 (ix86_valid_target_attribute_p): Rename from
5553 ix86_valid_option_attribute_p. Change callers.
5554 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
5555 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
5556 as delayed builtin functions.
5557 (struct builtin_isa): New structure to record builtin functions
5558 that should be delayed until the ISA for that function is used.
5559 (ix86_builtins_isa): Change from int to struct to track builtin
5560 functions we want to declare at some point.
5561 (def_builtin): If the front end can delay defining the builtin
5562 functions, don't create builtins for ISAs not part of the default
5564 (def_builtin_const): Ditto.
5565 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
5566 __builtin_ia32_pcmov_v2di to be different builtin functions.
5567 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
5568 a structure instead of an int.
5569 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
5570 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
5571 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5572 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5574 * config/ia64/ia64.h
5575 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5576 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5578 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
5579 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
5580 (LANG_HOOKS_INITIALIZER): Add
5581 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
5583 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
5586 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
5587 the reload address with the index register for SFmode
5588 access with a displacement.
5590 2008-08-30 Jan Hubicka <jh@suse.cz>
5592 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
5593 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
5594 * dojump.c (do_jump): Likewise.
5595 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
5596 (note-if_info): Add BRANCH_COST.
5597 (noce_try_store_flag_constants, noce_try_addcc,
5598 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
5599 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
5600 find_if_case_2): Use computed branch cost.
5601 * expr.h (BRANCH_COST): Update default.
5602 * predict.c (predictable_edge_p): New function.
5603 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
5604 Update BRANCH_COST call.
5605 * basic-block.h (predictable_edge_p): Declare.
5606 * config/alpha/alpha.h (BRANCH_COST): Update.
5607 * config/frv/frv.h (BRANCH_COST): Update.
5608 * config/s390/s390.h (BRANCH_COST): Update.
5609 * config/spu/spu.h (BRANCH_COST): Update.
5610 * config/sparc/sparc.h (BRANCH_COST): Update.
5611 * config/m32r/m32r.h (BRANCH_COST): Update.
5612 * config/i386/i386.h (BRANCH_COST): Update.
5613 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
5615 * config/sh/sh.h (BRANCH_COST): Update.
5616 * config/pdp11/pdp11.h (BRANCH_COST): Update.
5617 * config/avr/avr.h (BRANCH_COST): Update.
5618 * config/crx/crx.h (BRANCH_COST): Update.
5619 * config/xtensa/xtensa.h (BRANCH_COST): Update.
5620 * config/stormy16/stormy16.h (BRANCH_COST): Update.
5621 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
5622 * config/iq2000/iq2000.h (BRANCH_COST): Update.
5623 * config/ia64/ia64.h (BRANCH_COST): Update.
5624 * config/rs6000/rs6000.h (BRANCH_COST): Update.
5625 * config/arc/arc.h (BRANCH_COST): Update.
5626 * config/score/score.h (BRANCH_COST): Update.
5627 * config/arm/arm.h (BRANCH_COST): Update.
5628 * config/pa/pa.h (BRANCH_COST): Update.
5629 * config/mips/mips.h (BRANCH_COST): Update.
5630 * config/vax/vax.h (BRANCH_COST): Update.
5631 * config/h8300/h8300.h (BRANCH_COST): Update.
5632 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
5633 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
5634 * doc/tm.texi (BRANCH_COST): Update.
5636 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
5639 * config/arm/arm.c (arm_optimization_options): Set
5640 flag_section_anchors to 2 instead of 1 to distinguish it from
5641 -fsection-anchors given explicitely on the command line.
5643 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
5645 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
5646 final insn of a split.
5648 2008-08-30 Jan Hubicka <jh@suse.cz>
5650 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
5651 optimized for speed.
5652 * final.c (compute_alignments): Use optimize_bb_for_size_p.
5653 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
5654 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
5655 flag_gcse_after_reload_set): New static vars.
5656 (common_handle_option): Enable those flags for profile-use.
5657 (decode_options): Remove optimize_size flags that are handled
5658 on higher granuality.
5659 * tree-vectorizer.c (vectorize_loops): Use
5660 optimize_loop_nest_for_speed_p.
5661 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
5662 * tree-predcom.c (tree_predictive_commoning): Use
5663 optimize_loop_for_speed_p.
5664 * varasm.c (assemble_start_function): Use
5665 optimize_function_for_speed_p.
5666 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
5667 * predict.c (optimize_loop_for_speed_p): Fix walk.
5669 2008-08-30 Jan Hubicka <jh@suse.cz>
5671 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
5673 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
5674 profile presence locally.
5676 2008-08-29 Joseph Myers <joseph@codesourcery.com>
5679 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
5680 versions before 4.0.
5682 2008-08-29 Jan Hubicka <jh@suse.cz>
5684 * tree-inline.c (insert_init_stmt): Insert sequence even when
5687 2008-08-29 Jeff Law <law@redhat.com>
5689 * mn10300.c (mn10300_secondary_reload_class): We need secondary
5690 reloads for AM33-2 if IN is a pseudo with an equivalent memory
5691 location and class is an FP register.
5693 2008-08-29 Jan Hubicka <jh@suse.cz>
5695 * see.c (see_merge_one_def_extension): Silence used uninitialized
5697 * matrix-reorg.c (check_allocation_function): Likewise.
5698 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
5700 2008-08-29 Jakub Jelinek <jakub@redhat.com>
5703 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
5704 compute new & and | in type rather than TREE_TYPE (arg0).
5706 * dwarf2out.c (fortran_common): Update comment.
5707 (gen_variable_die): Swap com_die and var_die variables in Fortran
5708 COMMON block handling code.
5710 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
5712 * dwarf2out.c (gen_const_die): New function.
5713 (size_of_die, value_format, output_die): Output larger
5714 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
5715 (native_encode_initializer): New function.
5716 (tree_add_const_value_attribute): Call it.
5717 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
5719 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
5720 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
5721 TREE_THIS_VOLATILE to add_type_attribute.
5723 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
5725 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
5728 * dwarf2out.c (loc_by_reference): New function.
5729 (add_location_or_const_value_attribute): Use it.
5732 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
5733 as DW_TAG_variable children of DW_TAG_common_block rather than
5734 DW_TAG_member children. Put DW_AT_external to individual
5735 DW_TAG_variable DIEs, not to DW_TAG_common_block.
5737 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
5738 loc_descriptor_from_tree_1.
5742 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
5743 arguments to imported_module_or_decl.
5744 (debug_nothing_tree_tree): Removed.
5745 (debug_nothing_tree_tree_tree_bool): New prototype.
5746 * debug.c (do_nothing_debug_hooks): Adjust.
5747 (debug_nothing_tree_tree): Removed.
5748 (debug_nothing_tree_tree_tree_bool): New function.
5749 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
5750 (gen_variable_die): Put all common vars for the
5751 same COMMON block under one DW_TAG_common_block.
5752 (declare_in_namespace): Return new context_die, for Fortran
5753 return the module DIE instead of adding extra declarations into
5755 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
5756 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
5757 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
5759 (dwarf2out_global_decl): Don't skip Fortran global vars.
5760 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
5761 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
5762 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
5763 DW_TAG_imported_declaration as child of previous
5764 DW_TAG_imported_module.
5765 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
5766 * sdbout.c (sdb_debug_hooks): Likewise.
5767 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5769 2008-08-29 Jan Hubicka <jh@suse.cz>
5771 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
5773 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
5774 * ipa-cp.c (n_cloning_candidates): New static variable.
5775 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
5776 (ipcp_print_all_lattices): Improve debug output.
5777 (ipcp_cloning_candidate_p): New function.
5778 (ipcp_initialize_node_lattices): Use it.
5779 (ipcp_init_stage): Do only analyzis here; prettier debug output.
5780 (ipcp_propagate_stage): Prettier debug output.
5781 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
5782 (ipcp_print_all_structures): Remove.
5783 (ipcp_need_redirect_p): Test !n_cloning_candidates.
5784 (ipcp_insert_stage): Prettier debug output; call
5785 cgraph_remove_unreachable_nodes before propagating.
5786 (pass_ipa_cp): Schedule function removal pass.
5787 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
5789 (cgraph_maybe_hot_edge_p): Move to ...
5790 * predict.c (cgraph_maybe_hot_edge_p) ... here.
5791 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
5792 (common_handle_option): Set them; enable ipa-cp when profiling.
5793 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
5794 (ipa_print_all_jump_functions): Likewise.
5795 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
5796 (ipa_print_node_params, ipa_print_all_params): New.
5797 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
5798 ipa_print_all_param_flags): Remove.
5799 (ipa_print_node_params, ipa_print_all_params): New.
5801 2008-08-29 Bob Wilson <bob.wilson@acm.org>
5803 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
5804 change from 2008-04-03.
5805 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
5807 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5810 * ira-color.c (push_allocnos_to_stack): Truncate
5811 removed_splay_allocno_vec.
5813 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5816 * ira-color (ira_fast_allocation): Don't assign hard registers to
5819 2008-08-29 Jan Hubicka <jh@suse.cz>
5822 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
5823 for cold internal loops.
5825 2008-08-29 Richard Guenther <rguenther@suse.de>
5827 * tree-ssa-structalias.c (create_variable_info_for): Do not
5828 create fields for heap vars or vars with a noalias state.
5829 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
5832 2008-08-29 Richard Guenther <rguenther@suse.de>
5834 * common.opt (ftree-store-ccp): Mark as preserved for
5835 backward compatibility.
5836 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
5837 * tree-pass.h (pass_store_ccp): Remove.
5838 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
5839 (first_vdef): Remove declaration.
5840 (get_value_loaded_by): Likewise.
5841 * tree-ssa-ccp.c (do_store_ccp): Remove.
5842 (get_default_value): Simplify as do_store_ccp is always false
5843 now. Do not initialize mem_ref.
5844 (set_value_varying): Likewise.
5845 (canonicalize_float_value): Likewise.
5846 (set_lattice_value): Likewise.
5847 (likely_value): Likewise.
5848 (surely_varying_stmt_p): Likewise.
5849 (ccp_initialize): Likewise.
5850 (ccp_lattice_meet): Likewise.
5851 (ccp_visit_phi_node): Likewise.
5852 (ccp_fold): Likewise.
5853 (evaluate_stmt): Likewise.
5854 (visit_assignment): Likewise.
5855 (ccp_visit_stmt): Likewise.
5856 (execute_ssa_ccp): Fold into ...
5857 (do_ssa_ccp): ... this.
5858 (do_ssa_store_ccp): Remove.
5859 (gate_store_ccp): Likewise.
5860 (pass_store_ccp): Likewise.
5861 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
5863 * tree-ssa-propagate.c (first_vdef): Remove.
5864 (get_value_loaded_by): Likewise.
5865 (replace_vuses_in): Likewise.
5866 (substitute_and_fold): Do not call replace_vuses_in.
5867 * opts.c (decode_options): Do not set flag_tree_store_ccp.
5869 2008-08-29 Richard Guenther <rguenther@suse.de>
5872 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
5873 PARAM_NOALIAS tags with is_heapvar.
5874 * tree-ssa-operands.c (access_can_touch_variable): Offset
5875 based tests do not apply for heapvars. Fix offset test.
5877 2008-08-29 Jan Hubicka <jh@suse.cz>
5879 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
5880 (-fipa-cp-clone): Enabled by default at -O3.
5881 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
5882 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
5884 2008-08-29 Jan Hubicka <jh@suse.cz>
5886 * tree.c (build_function_type_skip_args,
5887 build_function_decl_skip_args): New functions.
5888 * tree.h (build_function_type_skip_args,
5889 build_function_decl_skip_args): Declare.
5890 * gimple.c (giple_copy_call_skip_args): New function.
5891 (giple_copy_call_skip_args): Declare.
5893 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
5894 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
5895 (ipcp_node_modifiable_p): ... this one; use
5896 tree_versionable_function_p.
5897 (ipcp_create_replace_map): Improve debug output.
5898 (ipcp_need_redirect_p): Return false when not clonning.
5899 (ipcp_update_callgraph): Skip args.
5900 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
5902 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
5903 (save_inline_function_body): Update call of tree_function_versioning.
5904 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
5905 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
5907 (tree_function_versioning): Likewise.
5908 * tree-inline.h (tree_function_versioning): Update prototype.
5910 2008-08-29 Jan Hubicka <jh@suse.cz>
5912 * loop-unswitch.c (unswitch_single_loop): Use
5913 optimize_loop_for_speed_p.
5914 * tree-ssa-threadupdate.c (mark_threaded_blocks):
5915 Use optimize_function_for_size_p.
5916 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
5917 * postreload-gcse.c (eliminate_partially_redundant_load):
5918 Use optimize_bb_for_size_p.
5919 * value-prof.c (gimple_divmod_fixed_value_transform,
5920 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
5921 gimple_stringops_transform): Use optimize_bb_for_size_p.
5922 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
5923 * final.c (compute_alignments): Use optimize_function_for_size_p.
5924 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
5925 (fold_builtin_strcpy, fold_builtin_fputs): Use
5926 optimize_function_for_size_p.
5927 * fold-const.c (tree_swap_operands_p): Use
5928 optimize_function_for_size_p.
5929 * recog.c (relax_delay_slots): Likewise.
5930 * tree-ssa-math-opts.c (replace_reciprocal):
5931 Use optimize_bb_for_speed_p.
5932 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
5933 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
5934 optimize_function_for_size_p.
5935 (cgraph_decide_inlining_of_small_function): Use
5936 optimize_function_for_size_p.
5937 * global.c (find_reg): Use optimize_function_for_size_p.
5938 * opts.c (decode_options): Do not clear flag_tree_ch,
5939 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
5940 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
5941 work it out from profile.
5942 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
5943 optimize_loop_for_speed_p.
5944 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5946 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
5947 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
5948 * tree-eh.c (decide_copy_try_finally): Use
5949 optimize_function_for_size_p.
5950 * local-alloc.c (block_alloc): Pass BB pointer.
5951 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
5952 * gcse.c (gcse_main): Use optimize_function_for_size_p.
5953 * loop-unroll.c (decide_unrolling_and_peeling):
5954 Use optimize_loop_for_size_p.
5955 (decide_peel_completely): Likewise.
5956 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
5957 optimize_loop_for_size_p.
5958 (vect_enhance_data_refs_alignment): Likewise.
5959 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
5960 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
5962 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
5963 (try_crossjump_bb): Use optimize_bb_for_size_p.
5964 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5965 optimize_loop_for_speed_p.
5966 * bb-reorder.c (find_traces_1_round): Likewise.
5967 (copy_bb): Use optimize_bb_for_speed_p.
5968 (duplicate_computed_gotos): Likewise.
5969 * basic-block.h (optimize_loop_nest_for_size_p,
5970 optimize_loop_nest_for_speed_p): New.
5971 * stmt.c (expand_case): Use optimize_insn_for_size_p.
5973 2008-08-29 Tristan Gingold <gingold@adacore.com>
5975 * gcov.c (main): Call expandargv.
5977 2008-08-29 Jan Hubicka <jh@suse.cz>
5979 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
5981 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5983 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
5984 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5986 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
5988 2008-08-29 Jan Hubicka <jh@suse.cz>
5990 * tree-pass.h (pass_strip_predict_hints): Declare.
5991 * predict.c (strip_builtin_expect): Rename to ...
5992 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
5993 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
5994 (tree_estimate_probability): Do not strip builtin_expect.
5995 (pass_strip_predict_hints): New pass.
5996 * tree-inline.c (expand_call_inline): When inlining cold function,
5997 predict it as unlikely.
5998 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
6000 2008-08-29 Richard Guenther <rguenther@suse.de>
6002 PR tree-optimization/37207
6003 * tree-vrp.c (extract_range_from_binary_expr): Also try
6004 to constant fold if only one of the operands is a constant.
6006 2008-08-29 Nick Clifton <nickc@redhat.com>
6008 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
6009 the same way as SYMBOL_REFs.
6011 2008-08-28 Bob Wilson <bob.wilson@acm.org>
6013 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
6015 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6017 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
6018 * config/mips/mips.md (branch_likely): Remove const. Fix
6020 (define_delay for type "branch"): Change to only apply for branch
6021 with likely variant.
6022 (define_delay for type "branch" and "branch_likely" no). New delay
6024 (equality_op): New code iterator.
6025 (bbv, bbinv): New code attributes.
6026 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
6029 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6030 Andrew Pinski <pinskia@gcc.gnu.org>
6033 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
6035 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
6037 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
6038 rule that a symbolic constant must be defined and >= 0 for the
6039 corresponding facility to be present at compile-time.
6040 * gthr-posix.c: Likewise.
6042 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6044 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
6045 * config/mips/mips.md (D): New mode attribute.
6046 (mulsi3, muldi3): Merge it into ...
6047 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
6048 (muldi3_mul3): New pattern.
6049 (mulsi3_mult3): Rename to mulsi3_mul3.
6051 2008-08-28 Jan Hubicka <jh@suse.cz>
6053 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
6055 * predict.c (always_optimize_for_size_p): Rename to ...
6056 (optimize_function_for_size): ... this one; make extern.
6057 (optimize_function_for_speed_p): New.
6058 (optimize_bb_for_size_p, optimize_bb_for_size_p,
6059 optimize_edge_for_size_p,optimize_edge_for_size_p,
6060 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
6061 * basic-block.h (optimize_function_for_size_p,
6062 optimize_function_for_speed_p): Declare.
6063 * i386.md (optimize_size checks): Replace them by appropriate
6065 (standard_80387_constant_p, ix86_compute_frame_layout,
6066 ix86_expand_epilogue, ix86_decompose_address,
6067 print_operand, emit_i387_cw_initialization,
6068 inline_memory_move_cost, ix86_pad_returns,
6069 ix86_reorg): Replace optimize_size checks.
6071 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
6073 * rtl.h (simplify_subreg_regno): Declare.
6074 * rtlanal.c (simplify_subreg_regno): New function, split out from...
6075 * simplify-rtx.c (simplify_subreg): ...here.
6076 * reload.c (find_reloads): Use simplify_subreg_regno instead of
6077 subreg_offset_representable_p.
6079 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6082 * c-typeck.c (convert_for_assignment): Give a note describing what
6083 was passed and what was expected.
6085 2008-08-28 Joey Ye <joey.ye@intel.com>
6087 * doc/extend.texi: Document AVX built-in functions.
6088 * doc/invoke.texi: Document -mavx.
6090 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
6091 Joey Ye <joey.ye@intel.com>
6092 Xuepeng Guo <xuepeng.guo@intel.com>
6094 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
6096 * config/i386/cpuid.h (bit_FMA): New.
6097 (bit_XSAVE): Likewise.
6098 (bit_OSXSAVE): Likewise.
6099 (bit_AVX): Likewise.
6101 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
6102 define. Use ASM_OUTPUT_AVX_PREFIX.
6104 * config/i386/gmmintrin.h: New.
6106 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
6107 (OPTION_MASK_ISA_AVX_SET): New.
6108 (OPTION_MASK_ISA_FMA_SET): Likewise.
6109 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
6110 (OPTION_MASK_ISA_FMA_SET): Likewise.
6111 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
6112 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
6113 (pta_flags): Add PTA_AVX and PTA_FMA.
6114 (override_options): Handle PTA_AVX and PTA_FMA.
6115 (init_cumulative_args): Handle warn_avx.
6116 (classify_argument): Return 0 for COImode and OImode. Return
6117 1 and X86_64_AVX_CLASS for 256bit vector types.
6118 (examine_argument): Handle X86_64_AVX_CLASS.
6119 (construct_container): Likewise.
6120 (function_arg_advance_32): Pass OImode and 256bit vector types
6122 (function_arg_advance_64): Take a new argument to indicate if a
6123 parameter is named. Handle 256bit vector types. Return
6124 immediately for unnamed 256bit vector mode parameters.
6125 (function_arg_advance): Updated.
6126 (function_arg_32): Add comments for TImode. Handle OImode
6127 and 256bit vector types.
6128 (function_arg_64): Take a new argument to indicate if a
6129 parameter is named. Handle 256bit vector types. Return NULL
6130 for unnamed 256bit vector mode parameters.
6131 (function_arg): Updated.
6132 (setup_incoming_varargs_64): Support
6133 AVX encoding for *sse_prologue_save_insn.
6134 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
6135 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
6136 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
6137 enabled, otherwise return -3.
6138 (standard_sse_constant_opcode): Handle AVX and 256bit vector
6140 (print_reg): Support AVX registers. Handle 'x' and 't'.
6141 Handle 'd' to duplicate the operand.
6142 (print_operand): Likewise. Also support AVX vector compare
6144 (output_387_binary_op): Support AVX.
6145 (output_fp_compare): Likewise.
6146 (ix86_expand_vector_move_misalign): Likewise.
6147 (ix86_attr_length_vex_default): New.
6148 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6149 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6150 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6151 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6152 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
6153 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6154 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
6155 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
6156 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
6157 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
6158 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
6159 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
6160 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
6161 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
6162 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6163 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
6164 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
6165 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6166 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
6167 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
6168 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6169 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6170 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6171 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
6172 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
6173 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
6174 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
6175 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6176 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
6177 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
6178 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
6179 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
6180 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
6181 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6182 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6183 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6184 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
6185 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
6186 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
6187 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
6188 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
6189 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
6190 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
6191 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
6192 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
6193 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
6194 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6195 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6196 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6197 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6198 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6199 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6200 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6201 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6202 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6203 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6204 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6205 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6206 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6207 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6208 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6209 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6210 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6211 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
6212 and IX86_BUILTIN_MOVMSKPS256,
6213 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
6214 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
6215 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
6216 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
6217 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
6218 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
6219 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
6220 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
6221 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
6222 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
6223 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
6224 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
6225 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
6226 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
6227 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
6228 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
6229 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
6230 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
6231 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
6232 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
6233 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
6234 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
6235 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
6236 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
6237 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
6238 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6239 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
6240 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
6241 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6242 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6243 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
6244 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
6245 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
6246 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
6247 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
6248 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
6249 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
6250 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
6251 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6252 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6253 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6254 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6255 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
6256 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
6257 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
6258 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
6259 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
6260 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
6261 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
6262 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
6263 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
6264 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
6265 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6266 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
6267 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6268 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
6269 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6270 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6272 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
6273 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
6274 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
6275 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6276 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6277 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6278 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
6279 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6280 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
6281 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6282 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
6283 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6284 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6285 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
6286 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
6287 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
6288 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6289 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6290 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6291 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6292 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6293 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6294 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6295 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6296 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6297 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6298 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6299 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6300 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6301 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6302 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6303 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6304 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6305 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
6306 IX86_BUILTIN_MOVMSKPS256.
6307 (ix86_init_mmx_sse_builtins): Support AVX builtins.
6308 (ix86_expand_args_builtin): Likewise.
6309 (ix86_expand_special_args_builtin): Likewise.
6310 (ix86_hard_regno_mode_ok): Handle AVX modes.
6311 (ix86_expand_vector_init_duplicate): Likewise.
6312 (ix86_expand_vector_init_one_nonzero): Likewise.
6313 (ix86_expand_vector_init_one_var): Likewise.
6314 (ix86_expand_vector_init_concat): Likewise.
6315 (ix86_expand_vector_init_general): Likewise.
6316 (ix86_expand_vector_set): Likewise.
6317 (ix86_vector_mode_supported_p): Likewise.
6318 (x86_extended_reg_mentioned_p): Check INSN_P before using
6321 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
6322 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
6324 * config/i386/i386.h (TARGET_AVX): New.
6325 (TARGET_FMA): Likewise.
6326 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
6327 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
6328 (VALID_AVX256_REG_MODE): New.
6329 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6330 (AVX_FLOAT_MODE_P): Likewise.
6331 (AVX128_VEC_FLOAT_MODE_P): Likewise.
6332 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6333 (AVX_VEC_FLOAT_MODE_P): Likewise.
6334 (ASM_OUTPUT_AVX_PREFIX): Likewise.
6335 (ASM_OUTPUT_OPCODE): Likewise.
6336 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
6338 (SSE_REG_MODE_P): Allow 256bit vector modes.
6339 (ix86_args): Add a warn_avx field.
6341 * config/i386/i386.md (UNSPEC_PCMP): New.
6342 (UNSPEC_VPERMIL): Likewise.
6343 (UNSPEC_VPERMIL2): Likewise.
6344 (UNSPEC_VPERMIL2F128): Likewise.
6345 (UNSPEC_MASKLOAD): Likewise.
6346 (UNSPEC_MASKSTORE): Likewise.
6347 (UNSPEC_CAST): Likewise.
6348 (UNSPEC_VTESTP): Likewise.
6349 (UNSPECV_VZEROALL): Likewise.
6350 (UNSPECV_VZEROUPPER): Likewise.
6351 (XMM0_REG): Likewise.
6352 (XMM1_REG): Likewise.
6353 (XMM2_REG): Likewise.
6354 (XMM3_REG): Likewise.
6355 (XMM4_REG): Likewise.
6356 (XMM5_REG): Likewise.
6357 (XMM6_REG): Likewise.
6358 (XMM8_REG): Likewise.
6359 (XMM9_REG): Likewise.
6360 (XMM10_REG): Likewise.
6361 (XMM11_REG): Likewise.
6362 (XMM12_REG): Likewise.
6363 (XMM13_REG): Likewise.
6364 (XMM14_REG): Likewise.
6365 (XMM15_REG): Likewise.
6367 (prefix_vex_imm8): Likewise.
6368 (prefix_vex_w): Likewise.
6369 (length_vex): Likewise.
6372 (*avx_ashlti3): Likewise.
6373 (*avx_lshrti3): Likewise.
6374 (*avx_setcc<mode>): Likewise.
6375 (*fop_<mode>_comm_mixed_avx): Likewise.
6376 (*fop_<mode>_comm_avx): Likewise.
6377 (*fop_<mode>_1_mixed_avx): Likewise.
6378 (*fop_<mode>_1_avx): Likewise.
6379 (*avx_<code><mode>3): Likewise.
6380 (*avx_ieee_smin<mode>3): Likewise.
6381 (*avx_ieee_smax<mode>3): Likewise.
6382 (mode): Add OI, V8SF and V4DF.
6383 (length): Support VEX prefix.
6384 (*cmpfp_i_mixed): Set prefix attribute.
6385 (*cmpfp_i_sse): Likewise.
6386 (*cmpfp_iu_mixed): Likewise.
6387 (*cmpfp_iu_sse): Likewise.
6388 (*movsi_1): Support AVX.
6389 (*movdi_2): Likewise.
6390 (*movdi_1_rex64): Likewise.
6391 (*movti_internal): Likewise.
6392 (*movti_rex64): Likewise.
6393 (*movsf_1): Likewise.
6394 (*movdf_nointeger): Likewise.
6395 (*movdf_integer_rex64): Likewise.
6396 (*movtf_internal): Likewise.
6397 (zero_extendsidi2_32): Likewise.
6398 (zero_extendsidi2_rex64): Likewise.
6399 (*extendsfdf2_mixed): Likewise.
6400 (*extendsfdf2_sse): Likewise.
6401 (*truncdfsf_fast_mixed): Likewise.
6402 (*truncdfsf_fast_sse): Likewise.
6403 (*truncdfsf_mixed): Likewise.
6404 (fix_trunc<mode>di_sse): Likewise.
6405 (fix_trunc<mode>si_sse): Likewise.
6406 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
6407 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
6408 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
6409 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
6410 (*rcpsf2_sse): Likewise.
6411 (*rsqrtsf2_sse): Likewise.
6412 (*sqrt<mode>2_sse): Likewise.
6413 (sse4_1_round<mode>2): Likewise.
6414 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
6415 Support AVX. Set length attribute properly for AVX.
6417 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
6418 (VECTOR_MODES (FLOAT, 32)): Likewise.
6419 (VECTOR_MODE (INT, DI, 8)): Likewise.
6420 (VECTOR_MODE (INT, HI, 32)): Likewise.
6421 (VECTOR_MODE (INT, QI, 64)): Likewise.
6422 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
6423 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
6424 (VECTOR_MODE (INT, DI, 4)): Removed.
6425 (VECTOR_MODE (INT, SI, 8)): Likewise.
6426 (VECTOR_MODE (INT, HI, 16)): Likewise.
6427 (VECTOR_MODE (INT, QI, 32)): Likewise.
6428 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
6429 (INT_MODE (OI, 32)): Likewise.
6431 * config/i386/i386.opt (mavx): New.
6434 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
6436 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
6437 (*mov<mode>_internal_avx): New.
6438 (*movv2sf_internal_rex64_avx): Likewise.
6439 (*movv2sf_internal_avx): Likewise.
6441 * config/i386/predicates.md (const_4_to_5_operand): New.
6442 (const_6_to_7_operand): Likewise.
6443 (const_8_to_11_operand): Likewise.
6444 (const_12_to_15_operand): Likewise.
6445 (avx_comparison_float_operator): Likewise.
6447 * config/i386/sse.md (AVX256MODEI): New.
6448 (AVX256MODE): Likewise.
6449 (AVXMODEQI): Likewise.
6450 (AVXMODE): Likewise.
6451 (AVX256MODEF2P): Likewise.
6452 (AVX256MODE2P): Likewise.
6453 (AVX256MODE4P): Likewise.
6454 (AVX256MODE8P): Likewise.
6455 (AVXMODEF2P): Likewise.
6456 (AVXMODEF4P): Likewise.
6457 (AVXMODEDCVTDQ2PS): Likewise.
6458 (AVXMODEDCVTPS2DQ): Likewise.
6459 (avxvecmode): Likewise.
6460 (avxvecpsmode): Likewise.
6461 (avxhalfvecmode): Likewise.
6462 (avxscalarmode): Likewise.
6463 (avxcvtvecmode): Likewise.
6464 (avxpermvecmode): Likewise.
6465 (avxmodesuffixf2c): Likewise.
6466 (avxmodesuffixp): Likewise.
6467 (avxmodesuffixs): Likewise.
6468 (avxmodesuffix): Likewise.
6469 (vpermilbits): Likewise.
6470 (pinsrbits): Likewise.
6471 (mov<mode>): Likewise.
6472 (*mov<mode>_internal): Likewise.
6473 (push<mode>1): Likewise.
6474 (movmisalign<mode>): Likewise.
6475 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6476 (avx_movdqu<avxmodesuffix>): Likewise.
6477 (avx_lddqu<avxmodesuffix>): Likewise.
6478 (<plusminus_insn><mode>3): Likewise.
6479 (*avx_<plusminus_insn><mode>3): Likewise.
6480 (*avx_vm<plusminus_insn><mode>3): Likewise.
6481 (mul<mode>3): Likewise.
6482 (*avx_mul<mode>3): Likewise.
6483 (*avx_vmmul<mode>3): Likewise.
6484 (divv8sf3): Likewise.
6485 (divv4df3): Likewise.
6486 (avx_div<mode>3): Likewise.
6487 (*avx_div<mode>3): Likewise.
6488 (*avx_vmdiv<mode>3): Likewise.
6489 (avx_rcpv8sf2): Likewise.
6490 (*avx_vmrcpv4sf2): Likewise.
6491 (sqrtv8sf2): Likewise.
6492 (avx_sqrtv8sf2): Likewise.
6493 (*avx_vmsqrt<mode>2): Likewise.
6494 (rsqrtv8sf2): Likewise.
6495 (avx_rsqrtv8sf2): Likewise.
6496 (*avx_vmrsqrtv4sf2): Likewise.
6497 (<code><mode>3): Likewise.
6498 (*avx_<code><mode>3_finite): Likewise.
6499 (*avx_<code><mode>3): Likewise.
6500 (*avx_vm<code><mode>3): Likewise.
6501 (*avx_ieee_smin<mode>3): Likewise.
6502 (*avx_ieee_smax<mode>3): Likewise.
6503 (avx_addsubv8sf3): Likewise.
6504 (avx_addsubv4df3): Likewise.
6505 (*avx_addsubv4sf3): Likewise.
6506 (*avx_addsubv2df3): Likewise.
6507 (avx_h<plusminus_insn>v4df3): Likewise.
6508 (avx_h<plusminus_insn>v8sf3): Likewise.
6509 (*avx_h<plusminus_insn>v4sf3): Likewise.
6510 (*avx_h<plusminus_insn>v2df3): Likewise.
6511 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
6512 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
6513 (*avx_maskcmp<mode>3): Likewise.
6514 (avx_nand<mode>3): Likewise.
6515 (*avx_<code><mode>3): Likewise.
6516 (*avx_nand<mode>3): Likewise.
6517 (*avx_<code><mode>3): Likewise.
6518 (*avx_cvtsi2ss): Likewise.
6519 (*avx_cvtsi2ssq): Likewise.
6520 (*avx_cvtsi2sd): Likewise.
6521 (*avx_cvtsi2sdq): Likewise.
6522 (*avx_cvtsd2ss): Likewise.
6523 (avx_cvtss2sd): Likewise.
6524 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
6525 (avx_cvtps2dq<avxmodesuffix>): Likewise.
6526 (avx_cvttps2dq<avxmodesuffix>): Likewise.
6527 (*avx_cvtsi2sd): Likewise.
6528 (*avx_cvtsi2sdq): Likewise.
6529 (avx_cvtdq2pd256): Likewise.
6530 (avx_cvtpd2dq256): Likewise.
6531 (avx_cvttpd2dq256): Likewise.
6532 (*avx_cvtsd2ss): Likewise.
6533 (*avx_cvtss2sd): Likewise.
6534 (avx_cvtpd2ps256): Likewise.
6535 (avx_cvtps2pd256): Likewise.
6536 (*avx_movhlps): Likewise.
6537 (*avx_movlhps): Likewise.
6538 (avx_unpckhps256): Likewise.
6539 (*avx_unpckhps): Likewise.
6540 (avx_unpcklps256): Likewise.
6541 (*avx_unpcklps): Likewise.
6542 (avx_movshdup256): Likewise.
6543 (avx_movsldup256): Likewise.
6544 (avx_shufps256): Likewise.
6545 (avx_shufps256_1): Likewise.
6546 (*avx_shufps_<mode>): Likewise.
6547 (*avx_loadhps): Likewise.
6548 (*avx_storelps): Likewise.
6549 (*avx_loadlps): Likewise.
6550 (*avx_movss): Likewise.
6551 (*vec_dupv4sf_avx): Likewise.
6552 (*vec_concatv2sf_avx): Likewise.
6553 (*vec_concatv4sf_avx): Likewise.
6554 (*vec_setv4sf_0_avx): Likewise.
6555 (*vec_setv4sf_avx): Likewise.
6556 (*avx_insertps): Likewise.
6557 (avx_vextractf128<mode>): Likewise.
6558 (vec_extract_lo_<mode>): Likewise.
6559 (vec_extract_hi_<mode>): Likewise.
6560 (vec_extract_lo_<mode>): Likewise.
6561 (vec_extract_hi_<mode>): Likewise.
6562 (vec_extract_lo_v16hi): Likewise.
6563 (vec_extract_hi_v16hi): Likewise.
6564 (vec_extract_lo_v32qi): Likewise.
6565 (vec_extract_hi_v32qi): Likewise.
6566 (avx_unpckhpd256): Likewise.
6567 (*avx_unpckhpd): Likewise.
6568 (avx_movddup256): Likewise.
6569 (*avx_movddup): Likewise.
6570 (avx_unpcklpd256): Likewise.
6571 (*avx_unpcklpd): Likewise.
6572 (avx_shufpd256): Likewise.
6573 (avx_shufpd256_1): Likewise.
6574 (*avx_punpckhqdq): Likewise.
6575 (*avx_punpcklqdq): Likewise.
6576 (*avx_shufpd_<mode>): Likewise.
6577 (*avx_storehpd): Likewise.
6578 (*avx_loadhpd): Likewise.
6579 (*avx_loadlpd): Likewise.
6580 (*avx_movsd): Likewise.
6581 (*vec_concatv2df_avx): Likewise.
6582 (*avx_<plusminus_insn><mode>3): Likewise.
6583 (*avx_<plusminus_insn><mode>3): Likewise.
6584 (*avx_mulv8hi3): Likewise.
6585 (*avxv8hi3_highpart): Likewise.
6586 (*avx_umulv8hi3_highpart): Likewise.
6587 (*avx_umulv2siv2di3): Likewise.
6588 (*avx_mulv2siv2di3): Likewise.
6589 (*avx_pmaddwd): Likewise.
6590 (*avx_mulv4si3): Likewise.
6591 (*avx_ashr<mode>3): Likewise.
6592 (*avx_lshr<mode>3): Likewise.
6593 (*avx_ashl<mode>3): Likewise.
6594 (*avx_<code><mode>3): Likewise.
6595 (*avx_eq<mode>3): Likewise.
6596 (*avx_gt<mode>3): Likewise.
6597 (*avx_nand<mode>3): Likewise.
6598 (*avx_nand<mode>3): Likewise.
6599 (*avx_<code><mode>3): Likewise.
6600 (*avx_<code><mode>3): Likewise.
6601 (*avx_packsswb): Likewise.
6602 (*avx_packssdw): Likewise.
6603 (*avx_packuswb): Likewise.
6604 (*avx_punpckhbw): Likewise.
6605 (*avx_punpcklbw): Likewise.
6606 (*avx_punpckhwd): Likewise.
6607 (*avx_punpcklwd): Likewise.
6608 (*avx_punpckhdq): Likewise.
6609 (*avx_punpckldq): Likewise.
6610 (*avx_pinsr<avxmodesuffixs>): Likewise.
6611 (*avx_pinsrq): Likewise.
6612 (*avx_loadld): Likewise.
6613 (*vec_extractv2di_1_rex64_avx): Likewise.
6614 (*vec_extractv2di_1_avx): Likewise.
6615 (*vec_dupv2di_avx): Likewise.
6616 (*vec_concatv2si_avx): Likewise.
6617 (*vec_concatv4si_1_avx): Likewise.
6618 (*vec_concatv2di_avx): Likewise.
6619 (*vec_concatv2di_rex64_avx): Likewise.
6620 (*avx_uavgv16qi3): Likewise.
6621 (*avx_uavgv8hi3): Likewise.
6622 (*avx_psadbw): Likewise.
6623 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
6624 (*avx_phaddwv8hi3): Likewise.
6625 (*avx_phadddv4si3): Likewise.
6626 (*avx_phaddswv8hi3): Likewise.
6627 (*avx_phsubwv8hi3): Likewise.
6628 (*avx_phsubdv4si3): Likewise.
6629 (*avx_phsubswv8hi3): Likewise.
6630 (*avx_pmaddubsw128): Likewise.
6631 (*avx_pmulhrswv8hi3): Likewise.
6632 (*avx_pshufbv16qi3): Likewise.
6633 (*avx_psign<mode>3): Likewise.
6634 (*avx_palignrti): Likewise.
6635 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6636 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6637 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6638 (*avx_mpsadbw): Likewise.
6639 (*avx_packusdw): Likewise.
6640 (*avx_pblendvb): Likewise.
6641 (*avx_pblendw): Likewise.
6642 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6643 (avx_ptest256): Likewise.
6644 (avx_roundp<avxmodesuffixf2c>256): Likewise.
6645 (*avx_rounds<ssemodesuffixf2c>): Likewise.
6646 (*avx_aesenc): Likewise.
6647 (*avx_aesenclast): Likewise.
6648 (*avx_aesdec): Likewise.
6649 (*avx_aesdeclast): Likewise.
6650 (avx_vzeroupper): Likewise.
6651 (avx_vzeroupper_rex64): Likewise.
6652 (avx_vpermil<mode>): Likewise.
6653 (avx_vpermilvar<mode>3): Likewise.
6654 (avx_vpermil2<mode>3): Likewise.
6655 (avx_vperm2f128<mode>3): Likewise.
6656 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6657 (avx_vbroadcastss256): Likewise.
6658 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
6659 (avx_vinsertf128<mode>): Likewise.
6660 (vec_set_lo_<mode>): Likewise.
6661 (vec_set_hi_<mode>): Likewise.
6662 (vec_set_lo_<mode>): Likewise.
6663 (vec_set_hi_<mode>): Likewise.
6664 (vec_set_lo_v16hi): Likewise.
6665 (vec_set_hi_v16hi): Likewise.
6666 (vec_set_lo_v32qi): Likewise.
6667 (vec_set_hi_v32qi): Likewise.
6668 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6669 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6670 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
6671 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
6672 (vec_init<mode>): Likewise.
6673 (*vec_concat<mode>_avx): Likewise.
6674 (blendbits): Support V8SF and V4DF.
6675 (sse2_movq128): Support AVX.
6676 (<sse>_movnt<mode>): Likewise.
6677 (sse2_movntv2di): Likewise.
6678 (sse_rcpv4sf2): Likewise.
6679 (sse_sqrtv4sf2): Likewise.
6680 (sse_rsqrtv4sf2): Likewise.
6681 (<sse>_comi): Likewise.
6682 (<sse>_ucomi): Likewise.
6683 (sse_cvtss2si): Likewise.
6684 (sse_cvtss2si_2): Likewise.
6685 (sse_cvtss2siq): Likewise.
6686 (sse_cvtss2siq_2): Likewise.
6687 (sse_cvttss2si): Likewise.
6688 (sse_cvttss2siq): Likewise.
6689 (sse2_cvtsd2si): Likewise.
6690 (sse2_cvtsd2si_2): Likewise.
6691 (sse2_cvtsd2siq): Likewise.
6692 (sse2_cvtsd2siq_2): Likewise.
6693 (sse2_cvttsd2si): Likewise.
6694 (sse2_cvttsd2siq): Likewise.
6695 (sse2_cvtdq2pd): Likewise.
6696 (*sse2_cvtpd2dq): Likewise.
6697 (*sse2_cvttpd2dq): Likewise.
6698 (*sse2_cvtpd2ps): Likewise.
6699 (sse2_cvtps2pd): Likewise.
6700 (sse3_movshdup): Likewise.
6701 (sse3_movsldup): Likewise.
6702 (sse_storehps): Likewise.
6703 (*sse4_1_extractps): Likewise.
6704 (sse2_storelpd): Likewise.
6705 (vec_dupv2df_sse3): Likewise.
6706 (*vec_concatv2df_sse3): Likewise.
6707 (*sse4_1_pextrb): Likewise.
6708 (*sse4_1_pextrb_memory): Likewise.
6709 (*sse2_pextrw): Likewise.
6710 (*sse4_1_pextrw_memory): Likewise.
6711 (*sse4_1_pextrd): Likewise.
6712 (*sse4_1_pextrq): Likewise.
6713 (sse2_pshufd_1): Likewise.
6714 (sse2_pshuflw_1): Likewise.
6715 (sse2_pshufhw_1): Likewise.
6716 (*sse2_storeq_rex64): Likewise.
6717 (*vec_dupv4si): Likewise.
6718 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
6719 (sse2_pmovmskb): Likewise.
6720 (*sse2_maskmovdqu): Likewise.
6721 (*sse2_maskmovdqu_rex64): Likewise.
6722 (sse_ldmxcsr): Likewise.
6723 (sse_stmxcsr): Likewise.
6724 (abs<mode>2): Likewise.
6725 (sse4_1_movntdqa): Likewise.
6726 (sse4_1_phminposuw): Likewise.
6727 (sse4_1_extendv8qiv8hi2): Likewise.
6728 (*sse4_1_extendv8qiv8hi2): Likewise.
6729 (sse4_1_extendv4qiv4si2): Likewise.
6730 (*sse4_1_extendv4qiv4si2): Likewise.
6731 (sse4_1_extendv2qiv2di2): Likewise.
6732 (*sse4_1_extendv2qiv2di2): Likewise.
6733 (sse4_1_extendv4hiv4si2): Likewise.
6734 (*sse4_1_extendv4hiv4si2): Likewise.
6735 (sse4_1_extendv2hiv2di2): Likewise.
6736 (*sse4_1_extendv2hiv2di2): Likewise.
6737 (sse4_1_extendv2siv2di2): Likewise.
6738 (*sse4_1_extendv2siv2di2): Likewise.
6739 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6740 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6741 (sse4_1_zero_extendv4qiv4si2): Likewise.
6742 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6743 (sse4_1_zero_extendv2qiv2di2): Likewise.
6744 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6745 (sse4_1_zero_extendv4hiv4si2): Likewise.
6746 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6747 (sse4_1_zero_extendv2hiv2di2): Likewise.
6748 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6749 (sse4_1_zero_extendv2siv2di2): Likewise.
6750 (*sse4_1_zero_extendv2siv2di2): Likewise.
6751 (sse4_1_ptest): Likewise.
6752 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
6753 (sse4_2_pcmpestri): Likewise.
6754 (sse4_2_pcmpestrm): Likewise.
6755 (sse4_2_pcmpistri): Likewise.
6756 (sse4_2_pcmpistrm): Likewise.
6758 (aeskeygenassist): Likewise.
6760 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
6762 * config/i386/predicates.md (vzeroall_operation): New.
6764 * config/i386/sse.md (avx_vzeroall): New.
6765 (*avx_vzeroall): Likewise.
6767 2008-08-28 Paul Brook <paul@codesourcery.com>
6768 Mark Shinwell <shinwell@codesourcery.com>
6769 Richard Earnshaw <richard.earnshaw@arm.com>
6771 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
6772 (TARGET_MIN_ANCHOR_OFFSET): New.
6773 (arm_override_options): Set correct anchor ranges for Thumb-1
6774 and Thumb-2 if required.
6775 (legitimize_pic_address): Handle case involving a TLS symbol
6776 reference with an addend.
6777 (arm_optimization_options): Enable section anchors at -O1 and
6779 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
6780 * config/arm/arm-protos.h (arm_optimization_options): New.
6782 2008-08-28 Nick Clifton <nickc@redhat.com>
6784 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
6785 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
6788 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
6789 * config/v850/v850.md (return): Remove frame size restriction.
6791 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
6793 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
6795 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
6797 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
6799 2008-08-28 Paul Brook <paul@codesourcery.com>
6801 * config/arm/vfp11.md: Update license notice.
6802 * config/arm/cortex-r4.md: Ditto.
6804 2008-08-28 Richard Guenther <rguenther@suse.de>
6806 PR tree-optimization/37207
6807 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
6810 2008-08-28 Dodji Seketeli <dodji@redhat.com>
6813 * tree.c (int_fits_type_p): Don't forget unsigned integers
6814 of type sizetype which higher end word equals -1.
6816 2008-08-28 Ira Rosen <irar@il.ibm.com>
6818 * target.h (struct vectorize): Add new target builtin.
6819 * tree-vectorizer.c (destroy_loop_vec_info): Call
6820 vect_free_slp_instance instead of vect_free_slp_node.
6821 * tree-vectorizer.h (enum slp_load_perm_type): New.
6822 (struct _slp_instance): Add new fields.
6823 (SLP_INSTANCE_LOAD_PERMUTATION): New.
6824 (SLP_INSTANCE_LOADS): New.
6825 (vect_free_slp_tree): Remove.
6826 (vect_free_slp_instance): Declare.
6827 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
6828 (vectorizable_load): Add argument.
6829 (vect_transform_slp_perm_load): New.
6830 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
6832 (vect_get_place_in_interleaving_chain): New function.
6833 (vect_free_slp_tree): Make static.
6834 (vect_free_slp_instance): New function.
6835 (vect_build_slp_tree): Add new arguments. Allow load permutations and
6836 collect the load location in the interleaving chain.
6837 (vect_supported_slp_permutation_p): New function.
6838 (vect_supported_load_permutation_p): Likewise.
6839 (vect_analyze_slp_instance): In case of loads permutation, call
6840 vect_supported_load_permutation_p to check that the permutation is
6842 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
6843 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
6844 (vect_create_mask_and_perm): New function.
6845 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
6846 (vectorizable_load): Add an argument. Don't keep the created vectors
6847 statements in the node if permutation is required. Call
6848 vect_transform_slp_perm_load to generate the permutation.
6849 (vect_transform_stmt): Add new argument. Call vectorizable_load with
6850 additional argument.
6851 (vect_schedule_slp_instance): In case of loads permutation, allocate
6852 vectorized statements structure for all the related SLP nodes. Call
6853 vect_transform_stmt with addditional argument.
6854 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
6855 * config/spu/spu.c (spu_builtin_vec_perm): New.
6856 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6857 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
6858 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
6859 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6861 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
6863 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
6864 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
6865 __gthread_cond_signal, __gthread_cond_timedwait,
6866 __gthread_cond_timedwait_recursive): New functions.
6867 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
6869 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
6872 2008-08-28 Richard Guenther <rguenther@suse.de>
6875 * fold-const.c (maybe_canonicalize_comparison_1): Require
6876 undefined overflow only for canonicalizing A +- CST cmp CST.
6877 Make sure to not generate new constants that are not inside
6878 their TYPE_MIN/MAX_VALUE range.
6879 (maybe_canonicalize_comparison): Remove undefined overflow
6881 (fold_binary): Remove now duplicate folding.
6883 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6885 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
6886 use not updated in the last change.
6888 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6890 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
6891 (IRA_COVER_CLASSES): Add FPUL_REGS.
6893 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6896 * c-common.c (conversion_warning): Check for null operands.
6898 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6901 * c-decl.c (check_for_loop_decls): Improve error message. Give
6904 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6907 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
6908 (convert_for_assignment): Pass corrent OPT_W* parameter to
6909 WARN_FOR_ASSIGNMENT.
6911 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6914 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
6916 2008-08-27 Paul Brook <paul@codesourcery.com>
6918 * config.gcc: Loosen checks for arm uclinux eabi targets.
6920 2008-08-27 Paul Brook <paul@codesourcery.com>
6922 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
6924 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6926 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
6928 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
6929 the enumerators of an ENUMERAL_TYPE.
6930 * dbxout.c (dbxout_type): Ditto.
6932 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
6935 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
6936 (fwprop_addr): Check that the loop_father is not the outer loop.
6938 2008-08-26 Paul Brook <paul@codesourcery.com>
6940 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
6941 Remove documentation entry for fmul type.
6942 Use fmuls to annotate single-precision multiplication patterns,
6943 fmuld to annotate double-precision multiplication patterns,
6944 fmacs to annotate single-precision multiply-accumulate patterns
6945 and fmacd to annotate double-precision multiply-accumulate patterns.
6946 * config/arm/vfp11.md: Update reservations accordingly.
6947 * config/arm/arm.md: Note that certain values of the "type"
6948 attribute are documented in vfp.md.
6949 * config/arm/arm1020e.md: Remove out of date duplicate comment.
6950 (v10_cvt): Use new fmul types.
6952 2008-08-26 Paul Brook <paul@codesourcery.com>
6954 * config/arm/vfp.md: Move pipeline description for VFP11 to...
6955 * config/arm/vfp11.md: ...here. New.
6956 * config/arm/arm.md: Include vfp11.md.
6958 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
6960 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
6961 parameter to inform call.
6963 2008-08-26 Jeff Law <law@redhat.com>
6965 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
6966 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
6967 preferred class when copying a constant into a partial word register.
6969 2008-08-26 Ben Elliston <bje@au.ibm.com>
6971 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
6972 * cp/typeck.c: Likewise.
6973 * cp/tree.c: Likewise.
6974 * gimple-low.c: Likewise.
6977 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
6979 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
6980 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
6982 * doc/passes.texi: Describe IRA.
6984 * doc/tm.texi (IRA_COVER_CLASSES,
6985 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
6987 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
6988 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
6989 -fira-propagate-cost, -fno-ira-share-save-slots,
6990 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
6992 * flags.h (ira_algorithm): New enumeration.
6993 (flag_ira_algorithm, flag_ira_verbose): New external variable
6996 * postreload.c (gate_handle_postreload): Don't do post reload
6997 optimizations unless the reload is completed.
6999 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
7002 * tree-pass.h (pass_ira): New external variable declaration.
7004 * reload.h: Add 2008 to the Copyright.
7006 * cfgloopanal.c: Include params.h.
7007 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
7010 * params.h (IRA_MAX_LOOPS_NUM): New macro.
7012 * toplev.c (ira.h): New include.
7013 (flag_ira_algorithm, flag_ira_verbose): New external variables.
7014 (backend_init_target): Call ira_init.
7015 (backend_init): Call ira_init_once.
7016 (finalize): Call finish_ira_once.
7018 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
7019 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
7022 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
7023 may_move_out_cost): New external variable declarations.
7024 (move_table): New typedef.
7026 * caller-save.c: Include headers output.h and ira.h.
7027 (no_caller_save_reg_set): New global variable.
7028 (save_slots_num, save_slots): New variables.
7029 (reg_save_code, reg_restore_code, add_stored_regs): Add
7031 (init_caller_save): Set up no_caller_save_reg_set.
7032 (init_save_areas): Reset save_slots_num.
7033 (saved_hard_reg): New structure.
7034 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
7035 (initiate_saved_hard_regs, new_saved_hard_reg,
7036 finish_saved_hard_regs, saved_hard_reg_compare_func): New
7038 (setup_save_areas): Add code for sharing stack slots.
7039 (all_blocks): New variable.
7040 (save_call_clobbered_regs): Process pseudo-register too.
7041 (mark_set_regs): Process pseudo-register too.
7042 (insert_one_insn): Put the insn after bb note in a empty basic
7043 block. Add insn check.
7045 * global.c (eliminable_regset): Make it external.
7046 (mark_elimination): Use DF_LR_IN for IRA.
7047 (pseudo_for_reload_consideration_p): New.
7048 (build_insn_chain): Make it external. Don't ignore spilled
7049 pseudos for IRA. Use pseudo_for_reload_consideration_p.
7050 (gate_handle_global_alloc): New function.
7051 (pass_global_alloc): Add the gate function.
7053 * opts.c (decode_options): Set up flag_ira. Print the warning for
7055 (common_handle_option): Process -fira-algorithm and -fira-verbose.
7057 * timevar.def (TV_IRA, TV_RELOAD): New passes.
7059 * regmove.c (regmove_optimize): Don't do replacement of output for
7062 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
7063 New external variable declarations.
7065 * local-alloc.c (update_equiv_regs): Make it external. Return
7066 true if jump label rebuilding should be done. Rescan new_insn for
7068 (gate_handle_local_alloc): New function.
7069 (pass_local_alloc): Add the gate function.
7071 * alias.c (value_addr_p, stack_addr_p): New functions.
7072 (nonoverlapping_memrefs_p): Use them for IRA.
7074 * common.opt (fira, fira-algorithm, fira-coalesce,
7075 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
7076 fira-verbose): New options.
7078 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
7079 move_cost, may_move_in_cost, may_move_out_cost): Make the
7081 (move_table): Remove typedef.
7082 (init_move_cost): Make it external.
7083 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
7086 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
7087 setup_reg_classes): New function prototypes.
7088 (eliminable_regset): New external variable declaration.
7089 (build_insn_chain, update_equiv_regs): New function prototypes.
7091 * Makefile.in (IRA_INT_H): New definition.
7092 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
7093 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
7094 (reload1.o, toplev.o): Add dependence on ira.h.
7095 (cfgloopanal.o): Add PARAMS_H.
7096 (caller-save.o): Add dependence on output.h and ira.h.
7097 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
7098 ira-emit.o, ira-lives.o): New entries.
7100 * passes.c (pass_ira): New pass.
7102 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
7104 * reload1.c (ira.h): Include the header.
7105 (changed_allocation_pseudos): New bitmap.
7106 (init_reload): Initiate the bitmap.
7107 (compute_use_by_pseudos): Permits spilled registers in FROM.
7108 (temp_pseudo_reg_arr): New variable.
7109 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
7110 IRA. Call alter_reg with the additional parameter. Don't clear
7111 spilled_pseudos for IRA. Restore original insn chain for IRA.
7112 Clear changed_allocation_pseudos at the end of reload.
7113 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
7114 (hard_regno_to_pseudo_regno): New variable.
7115 (count_pseudo): Check spilled pseudos. Set up
7116 hard_regno_to_pseudo_regno.
7117 (count_spilled_pseudo): Check spilled pseudos. Update
7118 hard_regno_to_pseudo_regno.
7119 (find_reg): Use better_spill_reload_regno_p. Check
7120 hard_regno_to_pseudo_regno.
7121 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
7123 (eliminate_regs_1): Use additional parameter for alter_reg.
7124 (finish_spills): Set up pseudo_previous_regs only for spilled
7125 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
7126 more arguments. Don't clear live_throughout and dead_or_set for
7127 spilled pseudos. Use additional parameter for alter_reg. Call
7128 mark_allocation_change. Set up changed_allocation_pseudos.
7129 Remove sanity check.
7130 (emit_input_reload_insns, delete_output_reload): Use additional
7131 parameter for alter_reg. Call mark_allocation_change.
7132 (substitute, gen_reload_chain_without_interm_reg_p): New
7134 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
7136 * testsuite/gcc.dg/20080410-1.c: New file.
7138 * config/s390/s390.h (IRA_COVER_CLASSES,
7139 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
7141 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
7143 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
7145 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
7147 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
7149 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
7151 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
7153 2008-08-24 Jeff Law <law@redhat.com>
7154 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
7155 when ignoring unavailable registers.
7157 2008-08-24 Jeff Law <law@redhat.com>
7158 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
7159 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
7160 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
7161 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
7163 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
7164 * ira-build.c (allocno_range_compare_func): Stabilize sort.
7166 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
7167 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
7168 * reload1.c (find_reg): Process registers in register allocation order.
7170 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7171 * toplev.c (backend_init_target): Move ira_init call from
7173 (lang_dependent_init_target): ...to here.
7175 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7176 * ira.c (setup_class_subset_and_memory_move_costs): Don't
7177 calculate memory move costs for NO_REGS.
7179 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
7180 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
7181 STACK_REGS is defined.
7183 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7184 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
7186 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
7187 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
7189 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
7190 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
7191 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
7194 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
7195 Dorit Nuzman <dorit@il.ibm.com>
7197 * gcc/config/spu/spu.md (vec_extract_evenv4si,
7198 vec_extract_evenv4sf, vec_extract_evenv8hi,
7199 vec_extract_evenv16qi, vec_extract_oddv4si,
7200 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
7201 vec_interleave_highv4sf, vec_interleave_lowv4sf,
7202 vec_interleave_highv4si, vec_interleave_lowv4si,
7203 vec_interleave_highv8hi, vec_interleave_lowv8hi,
7204 vec_interleave_highv16qi, vec_interleave_lowv16qi,
7205 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
7207 2008-08-25 Janis Johnson <janis187@us.ibm.com>
7210 * config/rs6000/rs6000.c (optimization_options): Don't default to
7211 section anchors without toplevel reorder.
7213 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7215 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
7216 (mfc_end_critical_section): Likewise.
7218 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7220 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
7221 all type qualifiers from element type to vector type.
7223 2008-08-25 David Daney <ddaney@avtrex.com>
7225 * config/mips/mips.md (immediate_insn): Move up in file, fix
7226 comment typo, reformat.
7227 (fetchop_bit, atomic_hiqi_op memory_barrier,
7228 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
7229 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
7230 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
7231 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
7232 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
7233 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
7234 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
7235 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
7236 sync_old_nand<mode>, sync_new_nand<mode>,
7237 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
7238 test_and_set_12): Moved to sync.md.
7240 * config/mips/sync.md: New file.
7242 2008-08-25 Richard Henderson <rth@redhat.com>
7244 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
7245 (regsave): Likewise.
7246 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
7247 (output_cfi_directive): Likewise.
7248 (div_data_align): New.
7249 (output_cfi): Use it.
7251 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
7253 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
7254 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
7255 (TARGET_OCTEON): New macro.
7256 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
7257 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
7258 (ISA_HAS_POP): New macro.
7259 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7261 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7263 * config/mips/mips.md (cpu): Add octeon.
7264 (type): Add pop attribute value.
7265 (popcount<mode>2): New pattern.
7266 * doc/invoke.texi (-march=@var{arch}): Add octeon.
7268 2008-08-24 Jan Hubicka <jh@suse.cz>
7270 * doc/invoke.texi (-fipa-cp-clone): New option.
7271 (-fipa-cp): Update docs.
7272 (--param ipcp-unit-growth):New.
7273 * ipa-cp.c: Include fibheap.h, params.h
7274 (ipcp_initialize_node_lattices): When not cloning, all externally
7275 visible functions are bottom.
7276 (ipcp_need_redirect_p): Accept clones.
7277 (ipcp_insert_stage): Use cost driven heuristics.
7278 (max_count, dead_nodes): New static vars.
7279 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
7280 ipcp_const_param_count): New functions.
7281 * common.opt (ipa-cp-clone): New command line option.
7282 * params.def (ipcp-unit-growth): New.
7284 2008-08-24 Jan Hubicka <jh@suse.cz>
7286 * tree-inline.c (tree_function_versioning): Look harder
7287 for referenced vars.
7289 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
7291 PR tree-optimization/37185
7292 * matrix-reorg.c (transform_access_sites): Update changed stmt.
7294 2008-08-23 Jan Hubicka <jh@suse.cz>
7296 * ipa-cp.c (ipcp_analyze_node): New function.
7297 (ipcp_update_cloned_node): Use it.
7298 (ipcp_init_stage): Likewise.
7299 * ipa-inline.c (function_insertion_hook_holder): New static var.
7300 (analyze_function): Break out from ....
7301 (inline_generate_summary): Here; register insertion hook.
7302 (cgraph_decide_inlining): Remove hook.
7303 (add_new_function): New function.
7305 2008-08-23 Jan Hubicka <jh@suse.cz>
7307 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
7309 2008-08-23 Jan Hubicka <jh@suse.cz>
7311 * ipa-cp.c (constant_val_insert): Remove.
7312 (ipcp_propagate_one_const): Remove.
7313 (ipcp_create_replace_map): Always insert replacements to the map.
7314 (ipcp_insert_stage): Do not try to insert statements by hand.
7315 * tree-inline.c (insert_init_stmt): Break out from ...
7316 (setup_one_parameter): ... here; allow NULL BB pointer.
7317 (tree_function_versioning): Use setup_one_parameter to process
7320 2008-08-23 Jan Hubicka <jh@suse.cz>
7322 * tree.c (decl_address_ip_invariant_p): New function.
7323 * tree.h (decl_address_ip_invariant_p): Declare.
7324 * gimple.c (strip_invariant_refs): Break out from ...
7325 (is_gimple_invariant_address): ... here
7326 (is_gimple_ip_invariant_address): New function.
7327 (is_gimple_ip_invariant): New function.
7328 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
7331 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
7332 (ipcp_lat_is_insertable): All constants are insertable.
7333 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
7334 IPA_CONST_VALUE_REF.
7335 (ipcp_initialize_node_lattices): Propagate all types of operands.
7336 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
7337 (ipcp_create_replace_map): Reformat.
7338 (ipcp_need_redirect_p): Simplify.
7339 (ipcp_insert_stage): Check that argument is used before clonning.
7340 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
7342 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
7343 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
7344 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
7345 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
7346 (jump_func_type): Remove IPA_CONST_VALUE_REF.
7347 * tree-inline.c (tree_function_versioning): Add variables referenced
7350 2008-08-23 Jan Hubicka <jh@suse.cz>
7353 * i386.c (standard_80387_constant_p): Use optimize_size.
7355 2008-08-23 Ira Rosen <irar@il.ibm.com>
7357 PR tree-optimization/37161
7358 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
7359 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
7360 (vect_determine_vectorization_factor): Move the scalar type
7361 retrieval to vect_get_smallest_scalar_type.
7362 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
7363 scalar type. Remove redundant computation.
7364 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
7365 (vect_get_slp_defs): Take the type of RHS into account if
7366 necessary by calling vect_get_smallest_scalar_type. Call
7367 vect_get_constant_vectors with additional argument.
7369 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7372 * doc/invoke.texi (Wwrite-strings): Clarify description.
7374 2008-08-23 Ira Rosen <irar@il.ibm.com>
7376 PR tree-optimization/37174
7377 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
7378 def stmt is a part of the loop before accessing its stmt_vec_info.
7380 2008-08-22 Anatoly Sokolov <aesok@post.ru>
7383 * config/avr/avr.md (UNSPEC_SWAP): New constants.
7384 (*swap): New insn pattern.
7385 (*ashlqi3): Rename from ashlqi3 insn pattern.
7386 (ashlqi3): New expanders.
7387 (*lshrqi3): Rename from lshrqi3 insn pattern.
7388 (lshrqi3): New expanders.
7389 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
7390 lshrqi3_const5, lshrqi3_const6): New splitters.
7391 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
7392 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
7395 2008-08-22 Richard Guenther <rguenther@suse.de>
7397 PR tree-optimization/37078
7398 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
7399 [+INF, +INF] ranges.
7401 2008-08-22 Richard Guenther <rguenther@suse.de>
7403 PR tree-optimization/37143
7404 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
7405 a conversion statement instead of a copy.
7407 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
7410 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
7411 CCCmode, CCOmode and CCSmode destination modes.
7414 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
7415 from different units in a single alternative.
7416 (*vec_extractv2sf_1): Ditto.
7417 (*vec_extractv2si_0): Ditto.
7418 (*vec_extractv2si_1): Ditto.
7419 * config/i386/sse.md (sse2_storehpd): Ditto.
7420 (sse2_storelpd): Ditto.
7421 (sse2_loadhpd): Ditto.
7422 (sse2_loadlpd): Ditto.
7425 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
7426 (popcountsi2): Ditto.
7427 (clzdi2_abm): Ditto.
7428 (popcountdi2): Ditto.
7429 (clzhi2_abm): Ditto.
7430 (popcounthi2): Ditto.
7432 2008-08-22 Richard Guenther <rguenther@suse.de>
7436 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
7437 if the multiplication does not overflow.
7439 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
7441 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
7443 2008-08-21 Richard Henderson <rth@redhat.com>
7445 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
7446 spurrious comma from test.
7447 * configure: Rebuild.
7449 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7452 * builtins.c (fold_builtin_next_arg): Add warning about undefined
7455 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
7457 * c-tree.h (grokfield): New argument.
7458 * c-decl.c (grokfield): Handle new location argument.
7459 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
7461 2008-08-21 Richard Guenther <rguenther@suse.de>
7463 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
7465 2008-08-21 Jan Hubicka <jh@suse.cz>
7467 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
7468 (cgraph_add_function_insertion_hook,
7469 cgraph_remove_function_insertion_hook,
7470 cgraph_call_function_insertion_hooks): New functions.
7471 * cgraph.h (cgraph_add_function_insertion_hook,
7472 cgraph_remove_function_insertion_hook,
7473 cgraph_call_function_insertion_hooks): Declare.
7474 * ipa-reference.c (function_insertion_hook_holder): New variable.
7475 (check_operand, look_for_address_of): When checking late, do not care
7476 about module bitmaps.
7477 (add_new_function): New function.
7478 (generate_summary): Register hooks; zero module bitmaps.
7479 (propagate): Unregister hooks.
7480 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
7481 (add_new_function): New function.
7482 (generate_summary): Register hook.
7483 (propagate): Remove hook.
7485 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
7487 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
7488 * ipa-cp.c (ipcp_update_cloned_node): New function.
7489 (build_const_val): Handle functions correctly; bring type logic
7490 into sync with tree-inline.c
7491 (ipcp_init_stage): Take care of computing stuff needed by
7492 indirect inlining; update clones.
7493 (ipcp_generate_summary): Break out of ipcp_driver.
7494 (ipcp_driver): Do only execution and transformation.
7495 (pass_ipa_cp): Make IPA_PASS.
7496 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
7498 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
7499 ipcp, some info is already available.
7500 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
7501 * tree-inline.c (remap_ssa_name): Unshare expression.
7503 2008-08-21 Richard Guenther <rguenther@suse.de>
7505 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7506 a PHI ask VN if it is already available.
7507 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7508 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7510 2008-08-21 Richard Guenther <rguenther@suse.de>
7513 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
7514 makes sure to produce a result of the correct type.
7516 2008-08-21 Jan Hubicka <jh@suse.cz>
7517 Backport from LTO branch:
7519 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7520 Jan Hubicka <jh@suse.cz>
7523 (init_state, finish_state, set_function_state, generate_summary):
7525 (scan_stmt): Renamed from scan_function. Changed to keep state in
7526 local static vars rather than cgraph aux field.
7527 (propagate): Renamed from static_execute. Changed to keep state in
7528 local static vars rather than cgraph aux field.
7529 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
7530 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
7532 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7534 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
7535 * ipa-reference.c (init_function_info, generate_summary,
7536 propagate): New functions.
7537 (analyze_function): Call init_function_info.
7538 (static_execute): Stripped into generate_summary and propagate.
7539 (pass_ipa_reference): Made into ipa_opt_pass.
7541 2008-08-21 Richard Guenther <rguenther@suse.de>
7543 PR tree-optimization/37181
7544 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
7546 (extract_range_from_unary_expr): Likewise.
7548 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7550 * diagnostic.c (pedwarn_at): Rename as pedwarn.
7552 * toplev.h (pedwarn_at): Likewise.
7553 * builtins.c: Update all calls to pedwarn.
7554 * c-lex.c: Likewise.
7555 * toplev.c: Likewise.
7556 * c-tree.h: Likewise.
7557 * c-decl.c: Likewise.
7558 * c-errors.c: Likewise.
7559 * c-typeck.c: Likewise.
7560 * c-common.c: Likewise.
7561 * c-parser.c: Likewise.
7563 2008-08-20 Joseph Myers <joseph@codesourcery.com>
7566 * config/sparc/sparc.c (function_arg_slotno): Handle structure
7567 with MODE_VECTOR_INT mode.
7569 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7572 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
7573 initialized outside the current module.
7574 (warn_uninitialized_var): Ignore left-hand side when walking the
7575 trees. Ignore address expressions. Examine VUSE operands in gimple
7576 statements with a variable declaration on the right-hand side.
7578 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
7581 * rtlanal.c (subreg_offset_representable_p): Revert last change.
7583 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7586 * c-common.c (conversion_warning): Do not warn if applying bit-and
7587 operator to unsigned constant that fits in the target type.
7589 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7592 * c-common.c (conversion_warning): Do not warn for artificial
7595 2008-08-20 Richard Guenther <rguenther@suse.de>
7597 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
7598 (extract_range_from_binary_expr): Fall back to constant propagation.
7599 (extract_range_from_unary_expr): Likewise.
7601 2008-08-20 Richard Guenther <rguenther@suse.de>
7603 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
7604 with TREE_THIS_VOLATILE on shared nodes.
7605 (fold_stmt_r): Likewise.
7607 2008-08-20 Jakub Jelinek <jakub@redhat.com>
7610 * c-parser.c (c_parser_attributes): For keywords use canonical
7611 spelling for attr_name.
7613 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7615 * value-prof.c (check_counter): Revert wrong call to error.
7617 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7619 * profile.c: Update calls to inform.
7620 * value-prof.c: Update calls to inform.
7622 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7624 * diagnostic.c (inform): Add an explicit location_t parameter.
7625 * toplev.h (inform): Update declaration.
7626 * builtins.c: Update all calls to inform.
7627 * c-common.c: Likewise.
7628 * c-decl.c: Likewise.
7629 * c-opts.c: Likewise.
7630 * c-pch.c: Likewise.
7631 * c-pragma.c: Likewise.
7632 * c-typeck.c: Likewise.
7633 * coverage.c: Likewise.
7635 * toplev.c: Likewise.
7636 * tree-cfg.c: Likewise.
7637 * tree-ssa.c: Likewise.
7639 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
7642 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
7643 V2DI mode, for SSE4.1, use movq instead of vector set if the
7644 second element is zero and inter-unit moves are OK.
7646 2008-08-20 Richard Guenther <rguenther@suse.de>
7648 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
7649 properly handle conversion/copy chains after tuplification.
7651 2008-08-20 Richard Guenther <rguenther@suse.de>
7653 * passes.c (init_optimization_passes): Move the second
7654 forwprop pass before alias computation. Remove the second
7655 DCE pass. Remove the first dominator and phi copy/const
7658 2008-08-20 Nick Clifton <nickc@redhat.com>
7660 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
7661 support of this feature. Do not assume that a sufficiently new
7662 assembler will support the feature regardless of the target type.
7663 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
7664 * configure: Regenerate.
7666 2008-08-20 Richard Guenther <rguenther@suse.de>
7668 * tree-vrp.c (found_in_subgraph): Remove.
7669 (live): New global static.
7670 (live_on_edge): New function.
7671 (blocks_visited): Remove.
7672 (register_edge_assert_for_2): Use live_on_edge.
7673 (find_conditional_asserts): Remove code dealing with
7674 found_in_subgraph. Do not walk the CFG.
7675 (find_switch_asserts): Likewise.
7676 (find_assert_locations_1): Renamed from find_assert_locations.
7677 Move finding assert locations for conditional and switch
7678 statements first. Update live bitmap. Do not walk the CFG.
7679 (find_assert_locations): New function.
7680 (insert_range_assertions): Remove entry of CFG walk.
7681 Adjust call to find_assert_locations.
7682 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
7683 that only can appear because of fake exit edges but assert we
7684 never try to insert on those.
7685 (fini_pre): Do not remove fake exit edges here...
7686 (execute_pre): ...but here, before committing edge inserts.
7688 2008-08-19 Richard Guenther <rguenther@suse.de>
7690 * passes.c (init_optimization_passes): Exchange store-ccp
7693 2008-08-19 Rafael Espíndola <espindola@google.com>
7695 * varasm.c (weak_decls): Move earlier in the file.
7696 (assemble_external): Add weak decls to the weak_decls list.
7697 (declare_weak): Don't add decls to the weak_decls list.
7699 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
7702 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
7703 before (sse2_shufpd_<mode>).
7705 2008-08-19 Jakub Jelinek <jakub@redhat.com>
7708 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
7709 * tree.c (block_nonartificial_location): Likewise.
7711 2008-08-19 Richard Guenther <rguenther@suse.de>
7713 PR tree-optimization/35972
7714 PR tree-optimization/23094
7715 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
7717 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
7718 handle MISALIGNED_INDIRECT_REF.
7719 (get_ref_from_reference_ops): New helper.
7720 (vn_reference_lookup_pieces): Walk the use-def chain using the
7721 alias-oracle if requested.
7722 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
7723 walking the use-def chain.
7724 (compute_avail): But not here.
7725 (create_component_ref_by_pieces_1): Properly handle
7726 MISALIGNED_INDIRECT_REF.
7727 (do_regular_insertion): Handle fully redundant
7728 expressions after PHI-translation also for SSA_NAME values, not
7729 only constants. Correctly use edoubleprime for that.
7731 2008-08-19 Ira Rosen <irar@il.ibm.com>
7733 * tree-vectorizer.c (supportable_widening_operation): Support
7734 multi-step conversion, return the number of steps in such conversion
7735 and the required intermediate types.
7736 (supportable_narrowing_operation): Likewise.
7737 * tree-vectorizer.h (vect_pow2): New function.
7738 (supportable_widening_operation): Change argument types.
7739 (supportable_narrowing_operation): Likewise.
7740 (vectorizable_type_promotion): Add an argument.
7741 (vectorizable_type_demotion): Likewise.
7742 * tree-vect-analyze.c (vect_analyze_operations): Call
7743 vectorizable_type_promotion and vectorizable_type_demotion with
7744 additional argument.
7745 (vect_get_and_check_slp_defs): Detect patterns.
7746 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
7748 (vect_analyze_slp_instance): Don't fail in case of multiple types.
7749 Call vect_build_slp_tree with correct arguments. Calculate unrolling
7750 factor according to the smallest type in the loop.
7751 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
7752 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
7753 supportable_widening_operation with correct arguments.
7754 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
7755 operands lists according to the number of vector statements in left
7756 or right node, if exists.
7757 (vect_gen_widened_results_half): Remove unused argument.
7758 (vectorizable_conversion): Call supportable_widening_operation,
7759 supportable_narrowing_operation, and vect_gen_widened_results_half
7760 with correct arguments.
7761 (vectorizable_assignment): Change documentation, support multiple
7763 (vectorizable_operation): Likewise.
7764 (vect_get_loop_based_defs): New function.
7765 (vect_create_vectorized_demotion_stmts): Likewise.
7766 (vectorizable_type_demotion): Support loop-aware SLP and general
7767 multi-step conversion. Call vect_get_loop_based_defs and
7768 vect_create_vectorized_demotion_stmts for transformation.
7769 (vect_create_vectorized_promotion_stmts): New function.
7770 (vectorizable_type_promotion): Support loop-aware SLP and general
7771 multi-step conversion. Call vect_create_vectorized_promotion_stmts
7773 (vectorizable_store): Change documentation, support multiple
7775 (vectorizable_load): Likewise.
7776 (vect_transform_stmt): Pass SLP_NODE to
7777 vectorizable_type_promotion and vectorizable_type_demotion.
7778 (vect_schedule_slp_instance): Move here the calculation of number
7779 of vectorized statements for each node from...
7780 (vect_schedule_slp): ... here.
7781 (vect_transform_loop): Call vect_schedule_slp without the last
7784 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
7787 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
7788 to == in assert statement.
7789 (vectorizable_reduction): Fix typo.
7791 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7794 * value-prof.c (check_counter): Dereference pointer to overall
7795 count when printing it.
7797 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7799 * profile.h: Really add it.
7801 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7803 * mcf.c: Really add it.
7805 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
7806 Vinodha Ramasamy <vinodha@google.com>
7808 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
7810 * value-prof.c (check_counter): Fix the counter if
7811 flag_profile_correction is true.
7812 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7813 tree_mod_subtract_transform):
7814 Follow check_counter parameter change.
7815 * common.opt (fprofile-correction): New option.
7817 * profile.h: Likewise.
7818 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
7819 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
7820 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
7822 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
7823 flag_profile_correction is set.
7825 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
7827 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
7829 2008-08-18 Tomas Bily <tbily@suse.cz>
7831 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
7832 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
7834 * tree-data-ref.c (split_constant_offset_1): Likewise.
7835 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
7836 * tree-sra.c (sra_walk_expr): Likewise.
7837 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
7838 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7839 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
7840 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
7842 * gimple.c (gimple_assign_unary_nop_p): Likewise.
7843 * tree-vect-transform.c (vectorizable_type_demotion)
7844 (vectorizable_type_promotion): Likewise.
7845 * tree-inline.c (expand_call_inline):
7846 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7847 (forward_propagate_addr_expr_1, forward_propagate_comparison)
7848 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7849 * expr.c (expand_expr_real_1): Likewise.
7850 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
7851 (gimple_assign_unary_useless_conversion_p): Likewise.
7852 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7853 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
7854 * fold-const.c (fold_unary): Likewise.
7855 * tree.h (CONVERT_EXPR_P): Likewise.
7856 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
7857 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7859 (register_edge_assert_for_2, extract_range_from_unary_expr)
7860 (register_edge_assert_for_1): Likewise.
7862 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7864 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
7865 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
7866 (enum real_value_const): Delete.
7867 (get_real_const): Delete.
7868 * real.c (get_real_const): Delete.
7869 (dconst_e_ptr): Define.
7870 (dconst_third_ptr): Define.
7871 (dconst_sqrt2_ptr): Define.
7872 * builtins.c: Update all callers.
7874 2008-08-18 Richard Guenther <rguenther@suse.de>
7876 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
7877 statement iterator after statement removal.
7879 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
7881 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
7882 (detect_processor_freebsd): Likewise.
7883 (host_detect_local_cpu): Call newly added functions for FreeBSD.
7885 2008-08-18 Richard Guenther <rguenther@suse.de>
7887 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
7888 and loads have the correct types.
7890 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7893 * c-opts.c (cpp_opts): Remove static.
7894 * c-parser.c (cpp_opts): Declare it extern.
7895 (disable_extension_diagnostics): Handle cpp options.
7896 (enable_extension_diagnostics): Likewise.
7898 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7900 * diagnostics.c (permerror_at): Rename as permerror.
7901 (permerror): Delete.
7902 * toplev.h: Likewise.
7904 2008-08-18 Richard Guenther <rguenther@suse.de>
7906 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
7907 sdse1 and addressables2 passes. Replace dce1 with cddce1.
7908 Move call_cdce before build_alias. Move copyrename2,
7909 cunrolli and ccp2 beafore build_alias. Re-add addressable2
7910 right after final inlining.
7911 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
7912 (pass_build_cfg): But instead via TODO_dump_func.
7914 2008-08-18 Richard Guenther <rguenther@suse.de>
7916 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
7918 (scalarize_init): If we failed to generate some initializers
7919 do not generate zeros for not instantiated members. Instead
7920 rely on the copy out.
7921 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
7922 about missing flow-sensitive alias info only if we have
7925 2008-08-17 Nick Clifton <nickc@redhat.com>
7927 * doc/extend.texi (Function Attributes): Fix typo in description
7928 if hot function attribute.
7930 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
7931 Richard Sandiford <rdsandiford@googlemail.com>
7933 * doc/install.texi (--with-mips-plt): Document.
7934 * doc/invoke.texi (-mplt, -mno-plt): Document.
7935 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
7936 and handle ${with_mips_plt}.
7937 * config/mips/mips.opt (mplt): New option.
7938 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
7939 (TARGET_ABICALLS_PIC2): Likewise.
7940 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
7941 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
7942 (ASM_SPEC): Use !mabi=* instead of !mabi*.
7943 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
7944 to decide whether to output ".option picX" directives.
7945 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
7946 Pass -call_nonpic rather than -KPIC for -mplt.
7947 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
7948 on the command line. Also remove it when -mabi=64 is used without
7950 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
7951 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
7952 TARGET_ABICALLS_PIC0.
7953 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
7955 (mips16_build_function_stub): Only output ".option pic" directives
7956 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
7957 (mips16_build_call_stub): Fix comment and remove redundant
7958 ".set at"/"set .noat" directives.
7959 (mips_function_rodata_section): Use the default behaviour for
7960 TARGET_ABSOLUTE_ABICALLS.
7961 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
7962 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
7963 (mips_restore_gp): Do nothing if the current function doesn't use
7965 (mips_expand_prologue): Only save $gp if the current function uses it.
7966 Use a normal move for TARGET_ABICALLS_PIC0.
7967 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
7969 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
7971 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
7972 of function when handling GLOBAL_POINTER_REGNUM.
7974 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
7977 * common.opt (-fstack-check): Do not declare the variable here.
7978 (-fstack-check=): New option variant.
7979 * doc/invoke.texi (Code Gen Options): Document it.
7980 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
7981 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
7982 (STACK_CHECK_STATIC_BUILTIN): New macro.
7983 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
7984 * opts.c: Include expr.h.
7985 (common_handle_option) <OPT_fold_stack_check_>: New case.
7986 <OPT_fstack_check>: Likewise.
7987 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
7988 consistently in the test for variable-sized types. Adjust for
7989 new behaviour of flag_stack_check.
7990 * explow.c: Include except.h.
7991 (allocate_dynamic_stack_space): Do not take into account
7992 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
7993 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
7994 for variable-sized parameters. Treat all parameters whose size is
7995 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
7996 stack checking is enabled.
7997 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
7998 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
7999 if generic stack checking is enabled.
8000 (expand_function_end): Adjust for new behaviour of flag_stack_check.
8001 * reload1.c (reload): Likewise.
8002 * stmt.c (expand_decl): Assert that all automatic variables have
8003 fixed size at this point and remove dead code.
8004 * flags.h (stack_check_type): New enumeration type.
8005 (flag_stack_check): Declare.
8006 * toplev.c (flag_stack_check): New global variable.
8007 * Makefile.in (opts.o): Add dependency on EXPR_H.
8008 (explow.o): Add dependency on except.h.
8010 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
8012 * config/avr/avr.c (avr_override_options): Reduce value of
8013 PARAM_INLINE_CALL_COST.
8015 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
8017 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
8018 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
8019 lieu of TYPE_MODE (type) throughout.
8021 2008-08-15 Joseph Myers <joseph@codesourcery.com>
8023 * config/arm/arm.c (add_minipool_backward_ref): Check for
8024 8-byte-aligned entries in second case of forcing insertion after a
8025 particular entry. Change third case to avoid inserting
8026 non-8-byte-aligned entries before 8-byte-aligned ones.
8028 2008-08-15 Richard Guenther <rguenther@suse.de>
8030 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
8031 strip components for unknown size accesses.
8033 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
8035 * config/s390/2097.md New file.
8036 * config/s390/s390.md ("z10prop" attribute): Define none,
8037 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
8038 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
8039 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
8040 possible values and apply them to insns as appropriate.
8041 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
8042 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
8043 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
8044 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
8045 ("bfp" mode attribute): Removed. Every occurence replaced
8047 * config/s390/s390.c (struct "z10_cost"): Updated entries.
8048 * config/s390/2084.md (insn_reservation "x_itof"): Updated
8051 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8054 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
8057 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
8059 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
8060 additional argument. Support reduction when duplication is needed due
8061 to data-types of different sizes in the loop.
8062 (get_initial_def_for_induction): Fix printout.
8063 (vect_get_vec_def_for_stmt_copy): Support case where the
8064 vec_stmt_for_operand is a phi node.
8065 (vectorizable_reduction): Support reduction when duplication is needed
8066 due to data-types of different sizes in the loop.
8067 (vectorizable_call): Remove restriction to not vectorize in case we
8068 have data-types of different sizes in the loop.
8069 (vectorizable_conversion): Likewise.
8070 (vectorizable_operation): Likewise.
8071 (vectorizable_type_demotion): Likewise.
8072 (vectorizable_type_promotion): Likewise.
8073 (vectorizable_induction): Add restriction to not vectorize in case
8074 we have data-types of different sizes in the loop.
8076 2008-08-14 Christophe Saout <christophe@saout.de>
8077 Uros Bizjak <ubizjak@gmail.com>
8080 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
8081 (*vec_concatv2di_rex64_sse4_1): Ditto.
8082 (*vec_concatv2di_rex64_sse): Ditto.
8084 2008-08-14 Jakub Jelinek <jakub@redhat.com>
8087 * fold-const.c (fold_widened_comparison): Do not allow
8088 sign changes that change the result even if shorter type
8089 is wider than arg1_unw's type.
8091 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
8093 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
8094 Skip if the multilib testing specifies -march that does not
8095 agree with the one specified in the testcase.
8097 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8099 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
8100 zero extend SImode values being converted to TFmode before passing
8103 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8105 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
8106 __PPU__ when targeting the Cell/B.E. PPU processor.
8108 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
8110 * gimple.h (gimple_call_set_chain): Accept SSA variables.
8111 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
8112 Rematerialize the static chain, if any.
8113 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
8116 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8118 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
8119 (new_loc_descr): Likewise.
8120 (add_loc_descr): Likewise.
8121 (size_of_loc_descr): Likewise.
8122 (size_of_locs): Likewise.
8123 (output_loc_operands): Likewise.
8124 (output_loc_sequence): Likewise.
8125 (new_reg_loc_descr): New.
8126 (build_cfa_loc): Use it.
8127 (build_cfa_aligned_loc): Likewise.
8128 (one_reg_loc_descriptor): Likewise.
8129 (based_loc_descr): Likewise.
8131 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8134 * doc/invoke.texi (Wmain): Update.
8135 * c-decl.c (start_decl): warn_main is only 0 or 1.
8136 (start_function): Likewise. Fix formatting.
8137 (finish_function): Delete redundant warning.
8138 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
8139 * c-opts (c_common_handle_option): -Wall only has effect if
8140 warn_main is uninitialized. OPT_Wmain is automatically
8141 handled. -pedantic also enables Wmain.
8142 (c_common_post_options): Handle all logic for Wmain here.
8143 * c-common.c (warn_main): Delete.
8144 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
8145 * c-common.h (warn_main): Delete.
8147 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8150 * expr.c (emit_group_store): Allocate stack temp with the
8151 largest alignment when copying from register to stack.
8153 2008-08-13 Richard Guenther <rguenther@suse.de>
8155 * tree.h (maybe_fold_offset_to_address): Declare.
8156 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
8157 (ccp_fold): Handle pointer conversions the same as fold_stmt.
8158 Likewise for POINTER_PLUS_EXPR.
8159 (maybe_fold_offset_to_reference): Enable disabled code.
8160 (maybe_fold_offset_to_address): New function.
8161 (fold_stmt_r): Use it.
8162 (fold_gimple_assign): Likewise.
8163 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
8164 (gimplify_expr): Likewise.
8166 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8168 * toplev.h (pedwarn_at): Fix declaration.
8170 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8172 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
8173 LINK_SPEC): Use %R in -Y P argument.
8175 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8178 * diagnostic.c (pedwarn_at): New.
8179 * toplev.h (pedwarn_at): Declare.
8180 * c-tree.h (build_enumerator): Update declaration.
8181 * c-decl.c (finish_enum): Update comment.
8182 (build_enumerator): Take a location parameter. Give a pedwarn but do
8183 not perform any conversion.
8184 * c-parser.c (c_parser_enum_specifier): Set correct location for
8187 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8190 * c-common.c (conversion_warning): Use a switch. Ignore boolean
8191 expressions except for conversions to signed:1 bitfields. Handle
8192 COND_EXPR with constant operands.
8194 2008-08-13 Richard Guenther <rguenther@suse.de>
8196 PR tree-optimization/15255
8197 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
8198 (struct oecount_s): New struct and VEC types.
8200 (oecount_hash): New function.
8201 (oecount_eq): Likewise.
8202 (oecount_cmp): Likewise.
8203 (zero_one_operation): New function.
8204 (build_and_add_sum): Likewise.
8205 (undistribute_ops_list): Perform un-distribution of multiplication
8206 and division on the chain of summands.
8207 (should_break_up_subtract): Also break up subtracts for factors.
8208 (reassociate_bb): Delete dead visited statements.
8209 Call undistribute_ops_list. Re-sort and optimize if it did something.
8210 * passes.c (init_optimization_passes): Move DSE before
8212 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
8215 2008-08-12 Janis Johnson <janis187@us.ibm.com>
8217 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
8219 * doc/invoke.texi: Revert unintended checkin.
8221 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
8224 * gcc.c (include_spec_function): Tweak call to find_a_file.
8226 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8229 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
8230 and TRUTH_ORIF_EXPR.
8231 * dojump.c (do_jump): Likewise.
8233 PR tree-optimization/37084
8234 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
8235 if id->regimplify, don't assume stmt is a cast assignment.
8237 2008-08-12 Anatoly Sokolov <aesok@post.ru>
8239 * final.c (final_scan_insn): Use app_enable/app_disable functions.
8241 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8244 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
8247 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8249 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
8250 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
8252 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
8253 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
8254 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
8255 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
8256 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
8258 * doc/tm.texi (Storage Layout): Remove documentation for
8259 TARGET_FLOAT_FORMAT.
8261 * simplify-rtx.c (simplify_binary_operation_1): Replace
8262 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
8264 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8266 * real.h (struct real_format): New member has_sign_dependent_rounding.
8267 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
8268 spu_single_format, ieee_double_format, mips_double_format,
8269 motorola_double_format, ieee_extended_motorola_format,
8270 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8271 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8272 mips_extended_format, ieee_quad_format, mips_quad_format,
8273 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8274 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8276 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8277 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8278 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8279 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8280 (ROUND_TOWARDS_ZERO): Likewise.
8282 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
8283 (FLOAT_MODE_FORMAT): New macro.
8284 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
8285 (MODE_COMPOSITE_P): ... this new macro.
8286 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8287 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
8288 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
8290 * flags.h: Include "real.h".
8292 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
8293 REAL_MODE_FORMAT_COMPOSITE_P.
8294 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
8296 * doc/tm.texi (Storage Layout): Remove documentation of
8297 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8298 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
8299 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
8300 they only apply to libgcc2.a.
8302 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8304 * config/spu/float_disf.c: New file.
8305 * config/spu/float_unsdisf.c: New file.
8306 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
8307 (LIB2FUNCS_EXCLUDE): Define.
8309 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8310 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8312 * real.h (struct real_format): New member round_towards_zero.
8313 * real.c (round_for_format): Respect fmt->round_towards_zero.
8314 (ieee_single_format, mips_single_format, motorola_single_format,
8315 spu_single_format, ieee_double_format, mips_double_format,
8316 motorola_double_format, ieee_extended_motorola_format,
8317 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8318 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8319 mips_extended_format, ieee_quad_format, mips_quad_format,
8320 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8321 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8323 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
8324 real_format to choose rounding mode when calling MPFR functions.
8325 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
8326 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
8328 * real.h (real_to_decimal_for_mode): Add prototype.
8329 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
8330 Respect target rounding mode when generating decimal representation.
8331 (real_to_decimal): New stub for backwards compatibility.
8332 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
8333 real_to_decimal_for_mode instead of real_to_decimal.
8335 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
8337 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8338 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8340 * real.c (spu_single_format): New variable.
8341 * real.h (spu_single_format): Declare.
8343 * config/spu/spu.c (spu_override_options): Install SFmode format.
8344 (spu_split_immediate): Use integer mode to operate on pieces of
8345 floating-point values in all cases.
8347 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
8348 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
8349 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
8351 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8353 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
8355 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8357 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
8359 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8362 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
8363 on the VAR_DECL instead of TYPE_READONLY on its type.
8365 2008-08-12 Ira Rosen <irar@il.ibm.com>
8367 * tree-vectorizer.c: Depend on langhooks.h.
8368 (supportable_widening_operation): Add two arguments. Support double
8370 (supportable_narrowing_operation): Likewise.
8371 * tree-vectorizer.h (supportable_widening_operation): Add two
8373 (supportable_narrowing_operation): Likewise.
8374 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
8375 supportable_widening_operation with correct arguments.
8376 * tree-vect-transform.c (vectorizable_conversion): Likewise.
8377 (vectorizable_type_demotion): Support double type conversions.
8378 (vectorizable_type_promotion): Likewise.
8379 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
8381 2008-08-11 Michael Matz <matz@suse.de>
8383 * i386/i386.c (override_options): Move initialisation from
8384 flag_schedule_insns_after_reload to here from ...
8385 (optimization_options): ... here.
8387 2008-08-11 Jakub Jelinek <jakub@redhat.com>
8389 PR rtl-optimization/36998
8390 * dwarf2out.c (compute_barrier_args_size_1,
8391 compute_barrier_args_size): Temporarily remove assertions.
8393 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8396 * tree-ssa.c (struct walk_data): Add new flag
8397 warn_possibly_uninitialized.
8398 (warn_uninitialized_var): Use it.
8399 (warn_uninitialized_vars): New.
8400 (execute_early_warn_uninitialized): Call it.
8401 (execute_late_warn_uninitialized): Likewise.
8403 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8406 * reload1.c (gen_reload): Guard calls to get_secondary_mem
8409 2008-08-09 Jan Hubicka <jh@suse.cz>
8412 * optabs.c (maybe_emit_unop_insn): Remove produced code if
8414 (expand_fix): Be prepared for expansion to fail.
8415 (expand_sfix_optab): Remove instructions if expansion failed.
8417 2008-08-09 Anatoly Sokolov <aesok@post.ru>
8419 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
8421 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
8422 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8424 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8426 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
8427 mips/t-libgcc-mips16 to tmake_file.
8428 * config/mips/mips-protos.h (mips_call_type): New enum.
8429 (mips_pic_base_register, mips_got_load): Declare.
8430 (mips_restore_gp): Take an rtx argument.
8431 (mips_use_pic_fn_addr_reg_p): Declare.
8432 (mips_expand_call): Replace the sibcall_p argument with
8433 a mips_call_type argument. Add a lazy_p parameter.
8434 (mips_split_call): Declare.
8435 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
8436 (MIPS16_PIC_TEMP): Likewise.
8437 (reg_class): Delete M16_NA_REGS.
8438 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8439 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
8440 (mips_split_hi_p): Declare.
8441 * config/mips/mips.c (mips_split_hi_p): New array.
8442 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
8443 (mips_got_symbol_type_p): New function.
8444 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
8445 (mips16_stub_function_p): New function.
8446 (mips16_local_function_p): Likewise.
8447 (mips_use_pic_fn_addr_reg_p): Likewise.
8448 (mips_cannot_force_const_mem): Return false for HIGHs.
8449 Extend CONST_INT and symbolic handling to MIPS16, using
8450 mips_symbol_insns to check that the base symbol type is a
8451 legitimate constant. Reject GOT-based constants if
8452 TARGET_MIPS16_PCREL_LOADS.
8453 (mips_const_insns): Check targetm.cannot_force_const_mem when
8454 decomposing a symbolic base and a large offset.
8455 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
8456 When calling a function that needs $25 from MIPS16 code,
8457 move the target address into $25 separately and add a USE
8459 (mips16_gp_pseudo_reg): Insert the initializer immediately
8460 before the first real insn.
8461 (mips_pic_base_register, mips_got_load): New functions.
8462 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
8463 parameter to LOW_OUT. Say that it can be any valid SET_SRC
8464 when splitting a load-address operation. Split SYMBOL_GOT_DISP
8465 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
8466 (mips_call_tls_get_addr): Update the call to mips_expand_call,
8467 also passing NULL_RTX rather than const0_rtx as the aux argument.
8468 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
8469 instead of TARGET_EXPLICIT_RELOCS.
8470 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
8471 (mips_load_call_address): Replace the sibcall_p argument with
8472 a mips_call_type argument. Use mips_got_load.
8473 (mips16_local_alias): New structure.
8474 (mips16_local_aliases): New variable.
8475 (mips16_local_aliases_hash): New function.
8476 (mips16_local_aliases_eq): Likewise.
8477 (mips16_local_alias): Likewise.
8478 (mips16_stub_function): Likewise.
8479 (mips16_build_function_stub): Create a local alias for the target
8480 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
8481 .cpload directive and an R_MIPS_NONE relocation for the target
8482 function, then load the alias rather than the function itself.
8483 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
8484 (mips16_copy_fpr_return_value): Use mips16_stub_function and
8485 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
8486 (mips16_build_call_stub): Replace the FN parameter with an
8487 FN_PTR parameter. Force the address into a register if it
8488 isn't a call_insn_operand; don't rely on the caller to do this.
8489 If a call to a locally-defined and locally-binding MIPS16
8490 function must be made indirectly, redirect the call to the
8491 function's local alias. Use mips16_stub_function_p,
8492 mips16_stub_function, mips_expand_call and use_reg.
8493 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
8494 Use explicit %hi and %lo accesses where possible.
8495 Use MIPS_CALL to generate the correct code form of a
8496 jal instruction. Add clobbers of $18 instead of uses.
8497 Update the call to mips_emit_call_insn.
8498 (mips_expand_call): Replace the SIBCALL_P argument with a
8499 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
8500 Take a LAZY_P parameter. Call mips16_build_call_stub first,
8501 allowing it to modify the call address. Update the calls to
8502 mips_load_call_address and mips_emit_call_insn.
8503 (mips_split_call): New function.
8504 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
8505 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
8506 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
8507 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
8508 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
8510 (mips_cprestore_slot): New function.
8511 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
8512 and use mips_cprestore_slot.
8513 (mips_output_function_prologue): Handle TARGET_MIPS16 for
8515 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
8516 then use a copygp_mips16 instruction to set up $28.
8517 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
8518 (mips16_lay_out_constants): Call split_all_insns_noflow.
8519 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
8520 false if TARGET_MIPS16.
8521 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
8522 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
8523 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
8524 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
8525 MIPS16 code. Allow MIPS16 o32 PIC.
8526 (mips_override_options): Allow MIPS16 o32 PIC.
8527 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
8528 after reload if TARGET_USE_GOT.
8529 (UNSPEC_COPYGP): New constant.
8530 (length): Use a default length of 8 for MIPS16 GOT loads.
8531 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
8532 (*got_page<mode>): Check mips_split_hi_p.
8533 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
8534 (unspec_got<mode>, unspec_call<mode>): New expanders.
8535 (load_got<mode>, load_call<mode>): Remove the length attributes.
8536 Use a got attribute instead of a type attribute.
8537 (copygp_mips16): New insn.
8538 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
8539 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
8540 (sibcall, sibcall_value, call, call_value): Update the calls
8541 to mips_expand_call.
8542 (call_internal, call_value_internal): Use mips_split_call.
8543 (call_value_multiple_internal): Likewise.
8544 (call_split): Move after call_internal (the insn it is split from).
8545 (call_internal_direct, call_value_internal_direct): Turn into
8546 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
8547 (call_direct_split, call_value_direct_split): New patterns.
8548 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
8549 and use M16_REGS instead of M16_NA_REGS.
8550 * config/mips/predicates.md (const_call_insn_operand): Replace
8551 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
8552 mips_use_pic_fn_addr_reg_p check.
8553 (move_operand): Reject HIGHs if mips_split_hi_p.
8554 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
8555 (__mips16_floatunsisf): Inline __mips16_floatsisf.
8556 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
8557 * config/mips/libgcc-mips16.ver: New file.
8558 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
8559 $(srcdir)/config/mips/libgcc-mips16.ver.
8561 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8563 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
8565 (mips_unspec_address, mips_unspec_offset_high): Likewise.
8566 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
8567 (mips16_cfun_returns_in_fpr_p): Likewise.
8569 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8571 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
8572 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
8573 rather than 4 to PC.
8575 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8577 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
8578 (FUNCTION_PROFILER): Save the static chain pointer into $2
8579 beforehand and restore it aftewards.
8580 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
8581 address directly into $25 and call the function through $25;
8582 do not clobber $3. Pad the DImode version to cover the space
8583 left by the deleted $25 <- $3 move.
8584 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
8585 the removal of the $25 <- $3 move.
8586 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
8587 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8589 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8590 Daniel Jacobowitz <dan@codesourcery.com>
8592 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
8593 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
8594 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
8595 * config/mips/mips.c (mips_start_function_definition): New function.
8596 (mips_end_function_definition): Likewise.
8597 (mips_output_function_prologue): Use mips_start_function_definition.
8598 (mips_output_function_epilogue): Use mips_end_function_definition.
8599 (build_mips16_function_stub): Use mips_start_function_definition
8600 and mips_end_function_definition.
8601 (build_mips16_call_stub): Likewise.
8603 2008-08-09 Richard Guenther <rguenther@suse.de>
8605 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
8606 * gimple.h (gimple_call_fn): Adjust comment.
8607 (gimple_call_set_fndecl): New function.
8608 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
8609 longer having bare FUNCTION_DECL operand.
8610 (gimple_call_return_type): Likewise.
8611 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
8613 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
8614 (gimple_mod_pow2): Likewise.
8615 (gimple_mod_subtract): Likewise.
8616 (gimple_ic): Likewise.
8617 (gimple_stringop_fixed_value): Likewise.
8618 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
8619 longer having bare FUNCTION_DECL operand.
8620 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
8621 * omp-low.c (optimize_omp_library_calls): Likewise.
8622 * cgraphunit.c (update_call_expr): Likewise.
8623 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
8624 (execute_convert_to_rsqrt): Likewise.
8625 * cfgexpand.c (gimple_to_tree): Simplify.
8626 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
8627 bare FUNCTION_DECL operand.
8628 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
8629 (convert_gimple_call): Use gimple_call_fndecl.
8630 * c-common.c (c_warn_unused_result): Likewise.
8632 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8635 * c-typeck.c (digest_init): Call verify_sequence_points from here.
8636 (c_finish_return): Likewise.
8637 (c_start_case): Likewise.
8638 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
8639 * c-parser.c (c_parser_condition): New. Call
8640 verify_sequence_points.
8641 (c_parser_paren_condition): Call c_parser_condition.
8642 (c_parser_for_statement): Call c_parser_condition.
8644 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8647 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
8648 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
8649 Moved from diagnostic.h
8650 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
8652 (emit_diagnostic): New.
8653 (warning0, pedwarn0): Delete.
8654 (warning, warning_at, pedwarn, permerror): Return bool.
8655 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
8656 Moved to diagnostic.c.
8657 (struct diagnostic_context): Use correct type for
8658 classify_diagnostic.
8659 (diagnostic_report_diagnostic): Update declaration.
8660 (emit_diagnostic): Declare.
8661 * errors.c (warning): Return bool.
8662 * errors.h (warning): Update declaration.
8663 * toplev.h (warning0, pedwarn0): Delete.
8664 (warning, warning_at, pedwarn, permerror): Return bool.
8665 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
8666 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
8667 inform. Update all calls.
8668 (diagnose_mismatched_decls): Check return value of warning/pedwarn
8669 before giving informative note.
8670 (implicit_decl_warning): Likewise.
8671 * c-typeck.c (build_function_call): Likewise.
8672 * tree-sssa.c (warn_uninit): Likewise.
8673 * builtins.c (gimplify_va_arg_expr): Likewise.
8675 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8678 * doc/invoke.texi (-Wextra): Move warning from here...
8679 (-Wuninitialized): ... to here.
8681 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8684 * flags.h (set_Wunused): Delete
8685 * toplev.c (process_options): Handle Wunused flags here.
8686 * opts.c (maybe_warn_unused_parameter): Delete.
8687 (common_handle_option): Replace set_Wunused by warn_unused.
8688 (set_Wextra): Do not handle Wunused-parameter here.
8689 (set_Wunused): Delete.
8690 * c-opts.c (c_common_handle_option): Replace set_Wunused by
8692 * common.opt (Wunused): Add Var and Init.
8693 (Wunused-function): Likewise.
8694 (Wunused-label): Likewise.
8695 (Wunused-parameter): Likewise.
8696 (Wunused-value): Likewise.
8697 (Wunused-variable): Likewise.
8699 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
8701 * doc/invoke.texi: Add cpu_type power7.
8702 * config.in (HAVE_AS_VSX): New.
8703 * config.gcc: Add cpu_type power7.
8704 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
8706 * configure: Regenerate.
8707 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
8709 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
8710 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
8711 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
8713 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
8715 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
8716 type to vectorize.builtin_conversion.
8717 (vectorizable_conversion): Likewise.
8718 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
8719 integral type as input.
8720 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
8722 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
8723 and ALTIVEC_BUILTIN_VCTSXS.
8724 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
8727 2008-08-08 Richard Guenther <rguenther@suse.de>
8729 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
8730 (surely_varying_stmt_p): Calls are varying only if they are
8731 non-builtin and not indirect or have no result.
8732 (ccp_fold): Re-instantiate code before the tuples merge.
8734 2008-08-08 Richard Guenther <rguenther@suse.de>
8736 PR tree-optimization/37056
8737 * gimple.h (gimple_assign_rhs_class): New helper function.
8738 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
8739 unary operations properly.
8741 2008-08-07 Jan Hubicka <jh@suse.cz>
8743 * i386.h (ix86_size_cost): Declare.
8744 (ix86_cur_cost): New function macro.
8745 * i386.md (peepholes expanding size and splitters): Predicate by
8746 optimize_insn_for_speed_p.
8747 (peepholes reduce size and splitters): Predicate by
8748 optimize_insn_for_size_p.
8749 * i386.c (ix86_size_cost): Rename from ...
8750 (size_cost): This one.
8751 (override_options): Update.
8752 (decide_alg): Likewise.
8753 (ix86_expand_clear): Use RTL profile.
8754 (ix86_pad_returns): Use RTL profile.
8756 2008-08-07 Jan Hubicka <jh@suse.cz>
8758 * recog.c (split_all_insns): Set RTL profile
8759 (peephole2_optimize): Likewise.
8760 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8761 * combine.c (combine_instructions): Likewise.
8763 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8765 * c-common.c (c_common_reswords): Also warn about keyword "bool".
8767 2008-08-07 Bob Wilson <bob.wilson@acm.org>
8769 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
8770 value in a6 after the set_frame_ptr insn.
8772 2008-08-07 Richard Henderson <rth@redhat.com>
8775 * gcc.c (cpp_options): Pass along -g*.
8777 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8779 * config/arm/arm.c (output_move_neon): Update comment describing
8780 big-endian vector layout.
8781 (arm_assemble_integer): Do not handle big-endian NEON vectors
8783 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
8784 neon_vget_lane<mode>_sext_internal,
8785 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
8786 element indices for big-endian.
8788 2008-08-07 Richard Henderson <rth@redhat.com>
8790 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
8791 * configure, config.in: Rebuild.
8792 * debug.h (dwarf2out_do_cfi_asm): Declare.
8793 * c-cppbuiltin.c (c_cpp_builtins): Use it.
8794 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
8795 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
8796 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
8798 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8800 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8801 movv2si_internal): Combine into mov<mode>_internal.
8802 (movv2si_internal_2): Remove.
8804 2008-08-07 Jan Hubicka <jh@suse.cz>
8807 * i386.md (single stringop patterns): Enable unconditionally.
8809 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
8812 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
8814 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
8815 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
8817 * config/i386/sse.md (sse2_movq128): New.
8819 * doc/extend.texi: Document __builtin_ia32_movq128.
8821 2008-08-07 Richard Guenther <rguenther@suse.de>
8824 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
8825 pointers can access anything.
8827 2008-08-06 Jan Hubicka <jh@suse.cz>
8829 * optabs.c (emit_unop_insn): Break out to ...
8830 (maybe_emit_unop_insn): ... this one.
8831 (expand_sfix_optab): Use maybe variant.
8832 * optabs.h (maybe_emit_unop_insn): Declare.
8834 * i386.md (mov0 patterns): Enable by default.
8835 (FP conversion expanders): Disable expansion of code expanding
8836 sequences when instruction should be optimized for size.
8837 (single strinop patterns): Enable when optimizing for size.
8838 (string expanders): Disable expanding of code expanding sequences
8839 when optimizning instruction for size.
8840 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
8842 (ix86_fp_comparison_sahf_cost): Likewise.
8843 (ix86_expand_branch): Likewise.
8844 (ix86_expand_ashl_const): Likewise.
8845 (ix86_split_ashl): Likewise.
8846 (ix86_expand_strlen): Likewise.
8847 (ix86_emit_fp_unordered_jump): Likewie.
8849 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8851 * c-common.c: Fix typo.
8852 (c_common_reswords): Activate more C++ keyword warnings.
8854 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
8856 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8859 * diagnostic.c (permerror_at): New.
8860 * toplev.h (permerror_at): Declare.
8862 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
8863 Ira Rosen <irar@il.ibm.com>
8865 * tree-vect-transform.c (vect_model_simple_cost): Return
8866 immediately if stmt is pure SLP.
8867 (vect_model_store_cost): Ditto.
8868 (vect_model_load_cost): Ditto.
8869 (vectorizable_store): Remove PURE_SLP check before call
8870 to vect_model_store_cost.
8871 (vect_model_store_cost): When checking whether stmt describe
8872 strided access, add a check that it is not slp_node.
8874 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8877 * c-common.c (warn_for_sign_compare): New. Handle separately the
8878 case that 'constant' is zero.
8879 * c-typeck.c (build_binary_op): Move code to c-common.c
8881 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8883 * config/alpha/alpha.c (alpha_preferred_reload_class,
8884 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
8885 alpha_output_mi_thunk_osf): Avoid C++ keywords.
8886 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
8887 * config/arm/arm.md: Likewise.
8888 * config/avr/avr-protos.h (preferred_reload_class,
8889 test_hard_reg_class, avr_simplify_comparison_p,
8890 out_shift_with_cnt, class_max_nregs): Likewise.
8891 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
8892 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
8893 preferred_reload_class, test_hard_reg_class): Likewise.
8894 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
8895 bfin_memory_move_cost, bfin_secondary_reload,
8896 bfin_output_mi_thunk): Likewise.
8897 * config/crx/crx.c (crx_secondary_reload_class,
8898 crx_memory_move_cost): Likewise.
8899 * config/frv/frv-protos.h (frv_secondary_reload_class,
8900 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
8901 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
8902 frv_secondary_reload_class, frv_class_likely_spilled_p,
8903 frv_class_max_nregs): Likewise.
8904 * config/h8300/h8300.c (h8300_classify_operand,
8905 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
8907 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
8908 * config/ia64/ia64.c (ia64_preferred_reload_class,
8909 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
8910 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
8911 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
8913 * config/m68hc11/m68hc11.c (preferred_reload_class,
8914 m68hc11_memory_move_cost): Likewise.
8915 * config/mcore/mcore.c (mcore_secondary_reload_class,
8916 mcore_reload_class): Likewise.
8917 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
8918 mips_class_max_nregs, mips_cannot_change_mode_class,
8919 mips_preferred_reload_class, mips_secondary_reload_class,
8920 mips_output_mi_thunk): Likewise.
8921 * config/mmix/mmix.c (mmix_preferred_reload_class,
8922 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
8924 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8926 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
8927 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
8928 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8929 * config/rs6000/rs6000.c (paired_expand_vector_init,
8930 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
8931 compare_section_name, rs6000_memory_move_cost): Likewise.
8932 * config/s390/s390.c (s390_emit_compare_and_swap,
8933 s390_preferred_reload_class, s390_secondary_reload,
8934 legitimize_pic_address, legitimize_tls_address,
8935 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
8936 s390_class_max_nregs): Likewise.
8937 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8938 * config/s390/s390.md: Likewise.
8939 * config/score/score-protos.h (score_secondary_reload_class,
8940 score_preferred_reload_class): Likewise.
8941 * config/score/score.c (score_preferred_reload_class,
8942 score_secondary_reload_class): Likewise.
8943 * config/score/score3.c (score3_output_mi_thunk,
8944 score3_preferred_reload_class, score3_secondary_reload_class,
8945 score3_hard_regno_mode_ok): Likewise.
8946 * config/score/score3.h (score3_preferred_reload_class,
8947 score3_secondary_reload_class): Likewise.
8948 * config/score/score7.c (score7_output_mi_thunk,
8949 score7_preferred_reload_class, score7_secondary_reload_class,
8950 score7_hard_regno_mode_ok): Likewise.
8951 * config/score/score7.h (score7_preferred_reload_class,
8952 score7_secondary_reload_class): Likewise.
8953 * config/sh/sh.c (prepare_move_operands, output_far_jump,
8954 output_branchy_insn, add_constant, gen_block_redirect,
8955 sh_insn_length_adjustment, sh_cannot_change_mode_class,
8956 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
8957 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8958 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
8959 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
8960 xstormy16_preferred_reload_class): Likewise.
8961 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
8962 xtensa_expand_atomic, override_options,
8963 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
8965 * reorg.c (try_merge_delay_insns): Likewise.
8966 * tree.c (merge_dllimport_decl_attributes): Likewise.
8968 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
8970 2008-08-06 Michael Matz <matz@suse.de>
8972 * Makefile.in (write_entries_to_file): Quote words.
8973 * gengtype.c: (read_input_line): Skip over leading white-space.
8975 2008-08-06 Marc Gauthier <marc@tensilica.com>
8977 * config.gcc: Match more processor names for Xtensa.
8978 * configure.ac: Likewise.
8979 * doc/install.texi (Specific): Likewise.
8980 * configure: Regenerate.
8982 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8984 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
8985 * calls.c (avoid_likely_spilled_reg): Likewise.
8986 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
8987 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
8988 * config/i386/i386.c (ix86_expand_special_args_builtin,
8989 ix86_secondary_reload): Likewise.
8990 * except.c (struct eh_region, gen_eh_region_catch,
8991 remove_unreachable_regions, duplicate_eh_regions,
8992 assign_filter_values, build_post_landing_pads,
8993 sjlj_find_directly_reachable_regions, remove_eh_handler,
8994 reachable_next_level, foreach_reachable_handler,
8995 can_throw_internal_1, can_throw_external_1,
8996 collect_one_action_chain): Likewise.
8997 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
8998 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
8999 * function.c (update_temp_slot_address, instantiate_new_reg,
9000 instantiate_virtual_regs_in_rtx,
9001 instantiate_virtual_regs_in_insn): Likewise.
9002 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
9003 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
9004 gimplify_cleanup_point_expr): Likewise.
9005 * ipa-cp.c (ipcp_lattice_changed): Likewise.
9006 * passes.c (next_pass_1): Likewise.
9007 * print-tree.c (print_node_brief, print_node): Likewise.
9008 * profile.c (branch_prob): Likewise.
9009 * tree-dump.c (dump_register): Likewise.
9010 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
9012 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
9013 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
9014 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
9015 copy_arguments_for_versioning, copy_static_chain): Likewise.
9016 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
9017 add_new_name_mapping, register_new_name_mapping): Likewise.
9018 * tree-mudflap.c (mf_xform_derefs): Likewise.
9019 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
9020 get_init_expr, combine_chains): Likewise.
9021 * tree-pretty-print.c (dump_generic_node): Likewise.
9022 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
9023 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
9024 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
9025 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
9027 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9030 * calls.c (expand_call): Use the biggest preferred stack
9033 2008-08-06 Michael Matz <matz@suse.de>
9036 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
9037 for reused reload, instead of overwriting them.
9039 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9042 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
9043 for incoming stack boundary.
9045 * function.c (assign_parm_find_entry_rtl): Update
9046 parm_stack_boundary.
9048 * function.h (rtl_data): Add parm_stack_boundary.
9050 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
9051 parm_stack_boundary for incoming stack boundary.
9053 2008-08-06 Joseph Myers <joseph@codesourcery.com>
9055 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
9056 for unrepresentable subregs or treat them as equal to other regs
9057 or subregs with the same register number.
9059 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
9062 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
9065 2008-08-06 Jan Hubicka <jh@suse.cz>
9067 * predict.c (maybe_hot_frequency_p): When profile is absent, all
9068 frequencies might be hot.
9070 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
9072 * reload.c (find_reloads): Force constants into literal pool
9073 also if they are wrapped in a SUBREG.
9075 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9078 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
9079 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
9080 Don't allow predicated instructions for data speculation.
9081 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
9084 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9086 * haifa-sched.c (extend_global): Split to extend_global_data and
9087 extend_region_data. Update all uses.
9088 (extend_all): Rename to extend_block_data.
9090 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9092 * sched-rgn.c (new_ready): Check if instruction can be
9093 speculatively scheduled before attempting speculation.
9094 (debug_rgn_dependencies): Remove wrongful assert.
9096 2008-08-05 Bob Wilson <bob.wilson@acm.org>
9098 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
9100 2008-08-05 Bob Wilson <bob.wilson@acm.org>
9102 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
9103 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
9104 va_size, and type_size.
9106 2008-08-04 Jason Merrill <jason@redhat.com>
9109 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
9110 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
9112 2008-08-05 Richard Henderson <rth@redhat.com>
9114 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
9115 * configure: Rebuild.
9117 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9120 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
9121 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
9124 2008-08-05 Richard Henderson <rth@redhat.com>
9126 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
9127 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
9128 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
9129 * common.opt (fdwarf2-cfi-asm): New.
9130 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
9131 * config.in, configure: Rebuild.
9132 * dwarf2asm.c (dw2_asm_output_data_raw): New.
9133 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
9135 (dw2_force_const_mem): Externalize.
9136 * dwarf2asm.h: Update.
9137 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
9138 generate a real label.
9139 (output_cfi_directive): New.
9140 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
9141 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
9142 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
9144 (dwarf2out_end_epilogue): Emit .cfi_endproc.
9145 (output_loc_operands_raw, output_loc_sequence_raw): New.
9146 (output_cfa_loc_raw): New.
9148 2008-08-05 Paul Brook <paul@codesourcery.com>
9150 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
9151 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
9152 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
9153 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
9154 * config/arm/arm.h (TARGET_VFPD32): Define.
9155 (TARGET_VFP3): Use TARGET_VFPD32.
9156 (fputype): Add FPUTYPE_VFP3D16.
9157 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
9158 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
9159 * config/arm/arm-cores.def: Add cortex-r4f.
9160 * config/arm/arm-tune.md: Regenerate.
9162 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9164 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
9165 Reword some comments throughout the file.
9167 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
9168 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
9169 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
9170 MFC_MIN_DMA_LIST_ELEMENTS.
9171 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
9172 MFC_MAX_DMA_LIST_ELEMENTS.
9174 (MFC_START_ENABLE): Remove PPU-only define.
9175 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
9176 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
9178 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
9179 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
9180 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
9181 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
9182 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
9183 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
9184 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
9186 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
9187 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
9188 (mfc_sdcrt, mfc_sdcrtst): Likewise.
9189 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
9191 (spu_read_machine_status): Fix typo.
9193 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9195 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
9196 SUBREG of multi-word hard register.
9197 * config/spu/spu.c (valid_subreg): Likewise.
9198 (adjust_operand): Handle SUBREGs of multi-word hard registers.
9200 2008-08-04 Richard Guenther <rguenther@suse.de>
9202 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
9203 the candidate with the stripped base if that base is different
9204 from the original base even for offset zero.
9206 2008-08-04 Richard Guenther <rguenther@suse.de>
9209 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
9210 check for no_overflow.
9212 2008-08-04 Richard Guenther <rguenther@suse.de>
9214 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
9216 2008-08-04 Paul Brook <paul@codesourcery.com>
9218 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
9219 (arm_order_regs_for_local_alloc): New function.
9220 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
9222 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
9224 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9227 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
9228 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
9229 (ix86_expand_epilogue): Likewise.
9231 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9233 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
9236 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9238 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
9239 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
9240 (*movv2sf_internal_rex64): Ditto.
9242 2008-08-03 Jan Hubicka <jh@suse.cz>
9244 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
9245 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
9246 * expmed.c (expand_smod_pow2): Likewise.
9248 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9251 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
9252 alternative 0 of operand 1.
9253 (*vec_concatv2di_rex64_sse): Ditto.
9254 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
9256 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
9257 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
9258 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
9259 (*movv2sf_internal_rex64): Ditto.
9261 2008-08-02 Richard Guenther <rguenther@suse.de>
9264 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
9265 (ssedoublesizemode): New mode attribute.
9266 (sse_shufps): Call gen_sse_shufps_v4sf.
9267 (sse_shufps_1): Macroize.
9268 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
9269 (sse2_shufpd_1): Macroize.
9270 (vec_extract_odd, vec_extract_even): New expanders.
9271 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
9272 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
9273 * i386.c (ix86_expand_vector_init_one_nonzero): Call
9274 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
9275 (ix86_expand_vector_set): Likewise.
9276 (ix86_expand_reduc_v4sf): Likewise.
9278 2008-08-01 Doug Kwan <dougkwan@google.com>
9280 * matrix-reorg.c: Re-enable all code.
9281 (struct malloc_call_data): Change CALL_STMT to gimple type.
9282 (collect_data_for_malloc_call): Tuplify.
9283 (struct access_site_info): Change STMT to gimple type.
9284 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
9285 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
9286 (struct free_info): Change STMT to gimple type.
9287 (struct matrix_access_phi_node): Change PHI to gimple type.
9288 (get_inner_of_cast_expr): Remove.
9289 (may_flatten_matrices_1): Tuplify.
9290 (may_flatten_matrices): Ditto.
9291 (mark_min_matrix_escape_level): Ditto.
9292 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
9293 (ssa_accessed_in_call_rhs): New
9294 (ssa_accessed_in_assign_rhs): New
9295 (record_access_alloc_site_info): Tuplify.
9296 (add_allocation_site): Ditto.
9297 (analyze_matrix_allocation_site): Ditto.
9298 (analyze_transpose): Ditto.
9299 (get_index_from_offset): Ditto.
9300 (update_type_size): Ditto.
9301 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
9302 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
9303 (analyze_accesses_for_phi_node): Tuplify.
9304 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
9305 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
9306 (analyze_matrix_accesses): Tuplify.
9307 (check_var_data): New call-back type for check_var_notmodified_p.
9308 (check_var_notmodified_p): Tuplify and use call-back struct to
9309 return statement found.
9310 (can_calculate_expr_before_stmt): Factor out statement related code
9312 (can_calculate_stmt_before_stmt): New.
9313 (check_allocation_function): Tuplify.
9314 (find_sites_in_func): Ditto.
9315 (record_all_accesses_in_func): Ditto.
9316 (transform_access_sites): Ditto.
9317 (transform_allocation_sites): Ditto.
9318 (matrix_reorg): Re-enable.
9319 (gate_matrix_reorg): Re-enable.
9321 2008-08-01 Jakub Jelinek <jakub@redhat.com>
9323 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
9324 for labels for which it hasn't been set yet. If it has been set,
9325 stop walking insns and continue with next worklist item.
9326 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
9327 if the only BARRIER is at the very end of a function.
9329 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9331 * cfgexpand.c (expand_stack_alignment): Assert that
9332 stack_realign_drap and drap_rtx must match.
9334 * function.c (instantiate_new_reg): If DRAP is used to realign
9335 stack, replace virtual_incoming_args_rtx with internal arg
9338 2008-08-01 Richard Guenther <rguenther@suse.de>
9340 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
9341 loop information only if we initialized it.
9342 (execute_pre): Call fini_pre with in_fre.
9343 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
9344 if we do not unroll because we hit max-completely-peeled-insns.
9345 Use our estimation for consistency, do allow shrinking.
9347 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9349 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
9350 with MIN_STACK_BOUNDARY.
9351 (ix86_update_stack_boundary): Likewise.
9352 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
9355 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
9356 (MIN_STACK_BOUNDARY): This.
9358 2008-08-01 Richard Guenther <rguenther@suse.de>
9361 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
9363 2008-08-01 Richard Guenther <rguenther@suse.de>
9365 PR tree-optimization/36988
9366 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
9367 do not matter if that doesn't change volatile qualification.
9369 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
9371 * configure.ac: Do not generate libada-mk. Do not subst
9373 * libada-mk.in: Remove.
9374 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
9375 * configure: Regenerate.
9377 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
9379 * tree-pass.h: Added comment about not dumping passes with name
9380 starting with star in struct opt_pass.
9381 * passes.c (register_dump_files_1): Don't do dump for a pass with
9382 name starting with star.
9383 * doc/passes.texi (Pass manager): Mention pass names and special
9384 meaning of star prefix to avoid dump.
9386 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
9388 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
9390 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
9391 (ISA_MIPS64R2): New macro.
9392 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
9393 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
9394 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
9395 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
9396 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
9397 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
9398 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
9399 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
9400 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
9401 Move up to keep list alphabetically sorted.
9402 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
9403 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
9405 * doc/invoke.texi (MIPS Options): Add -mips64r2.
9406 (-march=@var{arch}): Add mips64r2.
9408 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9410 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
9412 2008-07-31 Steve Ellcey <sje@cup.hp.com>
9414 * expr.c (expand_assignment): Check for complete type.
9416 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9419 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
9421 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
9422 for stack alignment.
9424 * function.h (rtl_data): Add stack_realign_tried. Update comments.
9426 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
9428 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
9429 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
9431 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9433 PR rtl-optimization/36419
9434 * dwarf2out.c (barrier_args_size): New variable.
9435 (compute_barrier_args_size, compute_barrier_args_size_1): New
9437 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
9438 if not called yet in the current function, use barrier_args_size
9439 array to find the new args_size value.
9440 (dwarf2out_frame_debug): Free and clear barrier_args_size.
9442 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9445 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
9448 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9451 * dwarf2out.c (dwarf2out_args_size_adjust): New.
9452 (dwarf2out_stack_adjust): Use it.
9453 (dwarf2out_frame_debug_expr): Likewise.
9455 2008-07-31 Richard Guenther <rguenther@suse.de>
9457 PR tree-optimization/36978
9458 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
9459 the generated condition.
9461 2008-07-31 Richard Guenther <rguenther@suse.de>
9463 * passes.c (init_optimization_passes): Always call
9464 pass_early_warn_uninitialized.
9465 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
9466 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
9467 * doc/passes.texi (Warn for uninitialized variables): Adjust.
9469 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9472 * builtins.c (maybe_emit_free_warning): New function.
9473 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
9474 maybe_emit_free_warning for BUILT_IN_FREE.
9477 * dwarf2out.c (get_context_die): New function.
9478 (force_decl_die, force_type_die): Use it.
9479 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
9480 returns NULL, force generation of DW_TAG_typedef and put that into
9483 PR preprocessor/36649
9484 * c-pch.c (c_common_read_pch): Save and restore
9485 line_table->trace_includes across PCH restore.
9487 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
9490 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
9492 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
9495 * final.c (call_from_call_insn): Handle COND_EXEC.
9497 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9499 * builtins.c (std_gimplify_va_arg_expr): Replace
9500 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
9501 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9503 2008-07-30 Joey Ye <joey.ye@intel.com>
9504 H.J. Lu <hongjiu.lu@intel.com>
9506 * builtins.c (expand_builtin_setjmp_receiver): Replace
9507 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
9508 (expand_builtin_apply_args_1): Likewise.
9509 (expand_builtin_longjmp): Need DRAP for stack alignment.
9510 (expand_builtin_apply): Likewise.
9512 * caller-save.c (setup_save_areas): Call assign_stack_local_1
9513 instead of assign_stack_local to allow alignment reduction.
9515 * calls.c (emit_call_1): Need DRAP for stack alignment if
9517 (expand_call): Replace virtual_incoming_args_rtx with
9518 crtl->args.internal_arg_pointer.
9519 * stmt.c (expand_nl_goto_receiver): Likewise.
9521 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
9522 alignment and store to stack_alignment_estimated and
9523 max_used_stack_slot_alignment.
9524 (expand_one_var): Likewise.
9525 (expand_stack_alignment): New function.
9526 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
9527 and stack_alignment_estimated fields in rtl_data. Call
9528 expand_stack_alignment at end.
9530 * defaults.h (INCOMING_STACK_BOUNDARY): New.
9531 (MAX_STACK_ALIGNMENT): Likewise.
9532 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
9533 (SUPPORTS_STACK_ALIGNMENT): Likewise.
9535 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
9536 stack alignment when generating virtual registers.
9538 * function.c (assign_stack_local): Renamed to ...
9539 (assign_stack_local_1): This. Add a parameter to indicate
9540 if it is OK to reduce alignment.
9541 (assign_stack_local): Use it.
9542 (instantiate_new_reg): Instantiate virtual incoming args rtx
9543 to vDRAP if stack realignment and DRAP is needed.
9544 (assign_parms): Collect parameter/return type alignment and
9545 contribute to stack_alignment_estimated.
9546 (locate_and_pad_parm): Likewise.
9547 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
9548 with crtl->args.internal_arg_pointer.
9550 * function.h (rtl_data): Add new field drap_reg,
9551 max_used_stack_slot_alignment, stack_alignment_estimated,
9552 stack_realign_needed, need_drap, stack_realign_processed and
9553 stack_realign_finalized.
9554 (stack_realign_fp): New macro.
9555 (stack_realign_drap): Likewise.
9557 * global.c (compute_regsets): Frame pointer is needed when
9558 stack is realigned. Can eliminate frame pointer when stack is
9559 realigned and dynamic realigned argument pointer isn't used.
9561 * reload1.c (update_eliminables): Frame pointer is needed
9562 when stack is realigned.
9563 (init_elim_table): Can eliminate frame pointer when stack is
9564 realigned and dynamic realigned argument pointer isn't used.
9566 * rtl.h (assign_stack_local_1): Declare new funtion.
9568 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
9569 (TARGET_GET_DRAP_RTX): Likewise.
9570 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
9571 TARGET_GET_DRAP_RTX.
9573 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
9575 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
9576 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
9578 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
9579 H.J. Lu <hongjiu.lu@intel.com>
9581 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
9582 vdrap_reg, stack_realign and drap_reg_saved.
9583 (add_cfi): Don't allow redefining CFA when DRAP is used.
9584 (reg_save): Handle stack alignment.
9585 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
9586 alignment. Don't generate DWARF information for (set fp sp)
9588 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
9590 (int_loc_descriptor): Move prototype forward. Also define if
9591 DWARF2_UNWIND_INFO is true.
9592 (output_cfa_loc): Handle DW_CFA_expression.
9593 (build_cfa_aligned_loc): New.
9594 (based_loc_descr): Update assert for stack realign. For local
9595 variables, use sp+offset when stack is aligned without drap and
9596 fp+offset when stack is aligned with drap. For arguments, use
9597 cfa+offset when drap is used to align stack.
9599 2008-07-30 Joey Ye <joey.ye@intel.com>
9600 H.J. Lu <hongjiu.lu@intel.com>
9602 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
9604 (ix86_gen_andsp): New.
9605 (ix86_user_incoming_stack_boundary): Likewise.
9606 (ix86_default_incoming_stack_boundary): Likewise.
9607 (ix86_incoming_stack_boundary): Likewise.
9608 (ix86_can_eliminate): Likewise.
9609 (find_drap_reg): Likewise.
9610 (ix86_update_stack_boundary): Likewise.
9611 (ix86_get_drap_rtx): Likewise.
9612 (ix86_finalize_stack_realign_flags): Likewise.
9613 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
9614 (TARGET_GET_DRAP_RTX): Likewise.
9615 (override_options): Overide option value for new options.
9616 (ix86_function_ok_for_sibcall): Remove check for
9617 force_align_arg_pointer.
9618 (ix86_handle_cconv_attribute): Likewise.
9619 (ix86_function_regparm): Likewise.
9620 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
9621 (ix86_va_start): Replace virtual_incoming_args_rtx with
9622 crtl->args.internal_arg_pointer.
9623 (ix86_select_alt_pic_regnum): Check DRAP register.
9624 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
9625 (ix86_compute_frame_layout): Compute frame layout wrt stack
9627 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
9628 (ix86_expand_prologue): Decide if stack realignment is needed
9629 and generate prologue code accordingly.
9630 (ix86_expand_epilogue): Generate epilogue code wrt stack
9631 realignment is really needed or not.
9633 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
9634 (ABI_STACK_BOUNDARY): Likewise.
9635 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
9636 (STACK_REALIGN_DEFAULT): Likewise.
9637 (INCOMING_STACK_BOUNDARY): Likewise.
9638 (MAX_STACK_ALIGNMENT): Likewise.
9639 (ix86_incoming_stack_boundary): Likewise.
9640 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
9641 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
9642 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
9643 (machine_function): Remove force_align_arg_pointer.
9645 * config/i386/i386.md (BX_REG): New.
9646 (R13_REG): Likewise.
9648 * config/i386/i386.opt (mforce_drap): New.
9649 (mincoming-stack-boundary): Likewise.
9650 (mstackrealign): Add Init(-1).
9652 * config/i386/i386-protos.h (ix86_can_eliminate): New
9654 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9656 * doc/extend.texi: Update force_align_arg_pointer.
9658 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
9661 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
9662 (INCOMING_STACK_BOUNDARY): Likewise.
9663 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
9664 (TARGET_GET_DRAP_RTX): Likewise.
9666 2008-07-30 Andreas Schwab <schwab@suse.de>
9668 PR rtl-optimization/36929
9669 * dse.c (replace_inc_dec): Use emit_insn_before instead of
9670 add_insn_before and fix argument order.
9671 (replace_inc_dec_mem): Handle NULL rtx.
9673 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
9675 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
9677 (arm_compute_initial_elimination_offset): Use it.
9678 (arm_compute_save_reg_mask): Include static chain save slot when
9679 calculating alignment.
9680 (arm_get_frame_offsets): Ditto.
9681 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
9682 that we can use to decrement the stack when the stack decrement
9683 could be too big for an immediate value in a single insn.
9684 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
9686 2008-07-30 Richard Guenther <rguenther@suse.de>
9688 PR tree-optimization/36967
9689 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
9690 Release defs of statements we remove.
9692 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9694 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
9695 instead of NULL_RTVEC.
9697 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9701 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
9704 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
9706 * final.c (call_from_call_insn): New.
9707 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
9709 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
9711 * configure.ac: Substitute ADA_CFLAGS.
9712 * configure: Regenerate.
9713 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
9714 * Makefile.in: Remove mention of X_* variables.
9715 * config/pa/x-ada-hpux10: Remove.
9716 * config/pa/x-ada: Remove.
9718 * doc/fragments.texi: Update.
9720 2008-07-30 Olivier Hainque <hainque@adacore.com>
9722 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
9723 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
9724 __dso_handle explicitly here.
9726 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9729 * c-typeck.c (build_binary_op): Encapsulate code into...
9730 * c-common.c (shorten_binary_op): ...this new function.
9731 (conversion_warning): Use the new function. Handle non-negative
9732 constant in bitwise-and.
9733 * c-common.h (shorten_binary_op): Declare.
9735 2008-07-30 Olivier Hainque <hainque@adacore.com>
9737 * scan.c (make_sstring_space): Add explicit conversions of
9738 allocator's return value.
9739 * fix-header.c (recognized_function): Likewise.
9741 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9743 * doc/cpp.texi: Update to GFDL 1.2.
9744 * doc/gcc.texi: Do not list GPL as Invariant Section.
9745 * doc/gccint.texi: Likewise. Update copyright years.
9746 * doc/install.texi: Update copyright years.
9748 2008-07-30 Alan Modra <amodra@bigpond.net.au>
9751 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
9752 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
9754 2008-07-29 Jan Hubicka <jh@suse.cz>
9756 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
9757 (grokdeclarator): Likewise.
9758 * langhooks.c (lhd_warn_unused_global_decl): Use
9759 DECL_DECLARED_INLINE_P.
9760 * print-tree.c (print_node): Remove DECL_INLINE check.
9762 2008-07-29 Richard Guenther <rguenther@suse.de>
9764 PR tree-optimization/36945
9765 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
9766 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
9767 Record invariant addresses un-decomposed.
9768 (copy_reference_ops_from_call): Record reference call
9769 arguments properly. Simplify.
9770 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
9771 helper split out from ...
9772 (create_component_ref_by_pieces): ... here. Simplify.
9773 Prepare for recursive invocation for call arguments.
9774 (create_expression_by_pieces): Adjust call to
9775 create_component_ref_by_pieces.
9776 (compute_avail): Process operand 2 of reference ops.
9778 2008-07-29 Richard Guenther <rguenther@suse.de>
9780 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
9782 2008-07-29 Jakub Jelinek <jakub@redhat.com>
9784 * c-format.c (check_format_types): Revert unwanted checkin.
9786 2008-07-29 Jan Hubicka <jh@suse.cz>
9788 * flags.h (flag_really_no_inline): Remove.
9789 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
9790 * toplev.c (flag_really_no_inline): Remove.
9791 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
9792 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
9793 (cgraph_decide_inlining_incrementally): Likewise.
9794 (compute_inline_parameters): Likewise.
9795 * opts.c (decode_options): Simplify.
9796 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
9797 * common.opt (finline): Initialize to 1.
9798 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
9800 2008-07-29 Jan Hubicka <jh@suse.cz>
9802 * predict.c (always_optimize_for_size_p): New function.
9803 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9804 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9805 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
9807 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
9808 * function.c (prepare_function_start): Set default profile.
9809 * function.h (rtl_data): Add maybe_hot_insn_p.
9810 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
9811 (construct_exit_block): Likewise.
9812 (tree_expand_cfg): Likewise.
9814 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9815 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9816 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
9817 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
9820 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9823 * c-decl.c (merge_decls): Merge USED flags.
9825 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
9827 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
9828 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
9829 next_stack, lab_false and lab_over trees.
9831 2008-07-28 Richard Guenther <rguenther@suse.de>
9833 PR tree-optimization/36957
9834 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
9835 (useless_type_conversion_p): Remove.
9836 (types_compatible_p): Remove.
9837 * gimple.h (tree_ssa_useless_type_conversion): Declare.
9838 (useless_type_conversion_p): Declare.
9839 (types_compatible_p): Declare.
9840 (gimple_expr_type): Return the base type only if it is
9841 trivially convertible to the subtype.
9843 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
9845 * configure.ac: Use the m4_do macro to concatenate the warnings into
9846 one string in ACX_PROG_CC_WARNING_OPTS,
9847 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
9848 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
9849 * configure: Regenerate.
9851 2008-07-28 Richard Guenther <rguenther@suse.de>
9853 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
9854 (insert_fake_stores): Remove.
9855 (realify_fake_stores): Likewise.
9856 (execute_pre): Remove dead code.
9857 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
9858 (find_func_aliases): Deal with it here instead.
9859 Re-enable gcc_unreachable call.
9861 2008-07-28 Richard Guenther <rguenther@suse.de>
9863 Merge from gimple-tuples-branch.
9865 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
9866 * gimple.def: New file.
9867 * gsstruct.def: Likewise.
9868 * gimple-iterator.c: Likewise.
9869 * gimple-pretty-print.c: Likewise.
9870 * tree-gimple.c: Removed. Merged into ...
9871 * gimple.c: ... here. New file.
9872 * tree-gimple.h: Removed. Merged into ...
9873 * gimple.h: ... here. New file.
9875 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
9876 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
9877 --enable-checking=gimple flag.
9878 * config.in: Likewise.
9879 * configure: Regenerated.
9881 * tree-ssa-operands.h: Tuplified.
9882 * tree-vrp.c: Likewise.
9883 * tree-loop-linear.c: Likewise.
9884 * tree-into-ssa.c: Likewise.
9885 * tree-ssa-loop-im.c: Likewise.
9886 * tree-dump.c: Likewise.
9887 * tree-complex.c: Likewise.
9888 * cgraphbuild.c: Likewise.
9889 * tree-ssa-threadupdate.c: Likewise.
9890 * tree-ssa-loop-niter.c: Likewise.
9891 * tree-pretty-print.c: Likewise.
9892 * tracer.c: Likewise.
9893 * gengtype.c: Likewise.
9894 * tree-loop-distribution.c: Likewise.
9895 * tree-ssa-loop-unswitch.c: Likewise.
9896 * cgraph.c: Likewise.
9897 * cgraph.h: Likewise.
9898 * tree-ssa-loop-manip.c: Likewise.
9899 * value-prof.c: Likewise.
9900 * tree-ssa-loop-ch.c: Likewise.
9901 * tree-tailcall.c: Likewise.
9902 * value-prof.h: Likewise.
9905 * tree-pass.h: Likewise.
9906 * ipa-cp.c: Likewise.
9907 * tree-scalar-evolution.c: Likewise.
9908 * tree-scalar-evolution.h: Likewise.
9909 * target.h: Likewise.
9910 * lambda-mat.c: Likewise.
9911 * tree-phinodes.c: Likewise.
9912 * diagnostic.h: Likewise.
9913 * builtins.c: Likewise.
9914 * tree-ssa-alias-warnings.c: Likewise.
9915 * cfghooks.c: Likewise.
9916 * fold-const.c: Likewise.
9917 * cfghooks.h: Likewise.
9918 * omp-low.c: Likewise.
9919 * tree-ssa-dse.c: Likewise.
9920 * ipa-reference.c: Likewise.
9921 * tree-ssa-uncprop.c: Likewise.
9922 * toplev.c: Likewise.
9923 * tree-gimple.c: Likewise.
9924 * tree-gimple.h: Likewise.
9925 * tree-chrec.c: Likewise.
9926 * tree-chrec.h: Likewise.
9927 * tree-ssa-sccvn.c: Likewise.
9928 * tree-ssa-sccvn.h: Likewise.
9929 * cgraphunit.c: Likewise.
9930 * tree-ssa-copyrename.c: Likewise.
9931 * tree-ssa-ccp.c: Likewise.
9932 * tree-ssa-loop-ivopts.c: Likewise.
9933 * tree-nomudflap.c: Likewise.
9934 * tree-call-cdce.c: Likewise.
9935 * ipa-pure-const.c: Likewise.
9936 * c-format.c: Likewise.
9937 * tree-stdarg.c: Likewise.
9938 * tree-ssa-math-opts.c: Likewise.
9939 * tree-ssa-dom.c: Likewise.
9940 * tree-nrv.c: Likewise.
9941 * tree-ssa-propagate.c: Likewise.
9942 * ipa-utils.c: Likewise.
9943 * tree-ssa-propagate.h: Likewise.
9944 * tree-ssa-alias.c: Likewise.
9945 * gimple-low.c: Likewise.
9946 * tree-ssa-sink.c: Likewise.
9947 * ipa-inline.c: Likewise.
9948 * c-semantics.c: Likewise.
9949 * dwarf2out.c: Likewise.
9951 * tree-ssa-loop-ivcanon.c: Likewise.
9952 * predict.c: Likewise.
9953 * tree-ssa-loop.c: Likewise.
9954 * tree-parloops.c: Likewise.
9955 * tree-ssa-address.c: Likewise.
9956 * tree-ssa-ifcombine.c: Likewise.
9957 * matrix-reorg.c: Likewise.
9958 * c-decl.c: Likewise.
9959 * tree-eh.c: Likewise.
9960 * c-pretty-print.c: Likewise.
9961 * lambda-trans.c: Likewise.
9962 * function.c: Likewise.
9963 * langhooks.c: Likewise.
9964 * ebitmap.h: Likewise.
9965 * tree-vectorizer.c: Likewise.
9966 * function.h: Likewise.
9967 * langhooks.h: Likewise.
9968 * tree-vectorizer.h: Likewise.
9969 * ipa-type-escape.c: Likewise.
9970 * ipa-type-escape.h: Likewise.
9971 * domwalk.c: Likewise.
9972 * tree-if-conv.c: Likewise.
9973 * profile.c: Likewise.
9974 * domwalk.h: Likewise.
9975 * tree-data-ref.c: Likewise.
9976 * tree-data-ref.h: Likewise.
9977 * tree-flow-inline.h: Likewise.
9978 * tree-affine.c: Likewise.
9979 * tree-vect-analyze.c: Likewise.
9980 * c-typeck.c: Likewise.
9981 * gimplify.c: Likewise.
9982 * coretypes.h: Likewise.
9983 * tree-ssa-phiopt.c: Likewise.
9984 * calls.c: Likewise.
9985 * tree-ssa-coalesce.c: Likewise.
9986 * tree.def: Likewise.
9987 * tree-dfa.c: Likewise.
9988 * except.c: Likewise.
9989 * except.h: Likewise.
9990 * cfgexpand.c: Likewise.
9991 * tree-cfgcleanup.c: Likewise.
9992 * tree-ssa-pre.c: Likewise.
9993 * tree-ssa-live.c: Likewise.
9994 * tree-sra.c: Likewise.
9995 * tree-ssa-live.h: Likewise.
9996 * tree-predcom.c: Likewise.
9997 * lambda.h: Likewise.
9998 * tree-mudflap.c: Likewise.
9999 * ipa-prop.c: Likewise.
10000 * print-tree.c: Likewise.
10001 * tree-ssa-copy.c: Likewise.
10002 * ipa-prop.h: Likewise.
10003 * tree-ssa-forwprop.c: Likewise.
10004 * ggc-page.c: Likewise.
10005 * c-omp.c: Likewise.
10006 * tree-ssa-dce.c: Likewise.
10007 * tree-vect-patterns.c: Likewise.
10008 * tree-ssa-ter.c: Likewise.
10009 * tree-nested.c: Likewise.
10010 * tree-ssa.c: Likewise.
10011 * lambda-code.c: Likewise.
10012 * tree-ssa-loop-prefetch.c: Likewise.
10013 * tree-inline.c: Likewise.
10014 * tree-inline.h: Likewise.
10015 * tree-iterator.c: Likewise.
10016 * tree-optimize.c: Likewise.
10017 * tree-ssa-phiprop.c: Likewise.
10018 * tree-vect-transform.c: Likewise.
10019 * tree-object-size.c: Likewise.
10020 * tree-outof-ssa.c: Likewise.
10021 * cfgloop.c: Likewise.
10022 * system.h: Likewise.
10023 * tree-profile.c: Likewise.
10024 * cfgloop.h: Likewise.
10025 * c-gimplify.c: Likewise.
10026 * c-common.c: Likewise.
10027 * tree-vect-generic.c: Likewise.
10028 * tree-flow.h: Likewise.
10029 * c-common.h: Likewise.
10030 * basic-block.h: Likewise.
10031 * tree-ssa-structalias.c: Likewise.
10032 * tree-switch-conversion.c: Likewise.
10033 * tree-ssa-structalias.h: Likewise.
10034 * tree-cfg.c: Likewise.
10035 * passes.c: Likewise.
10036 * ipa-struct-reorg.c: Likewise.
10037 * ipa-struct-reorg.h: Likewise.
10038 * tree-ssa-reassoc.c: Likewise.
10039 * cfgrtl.c: Likewise.
10040 * varpool.c: Likewise.
10041 * stmt.c: Likewise.
10042 * tree-ssanames.c: Likewise.
10043 * tree-ssa-threadedge.c: Likewise.
10044 * langhooks-def.h: Likewise.
10045 * tree-ssa-operands.c: Likewise.
10046 * config/alpha/alpha.c: Likewise.
10047 * config/frv/frv.c: Likewise.
10048 * config/s390/s390.c: Likewise.
10049 * config/m32c/m32c.c: Likewise.
10050 * config/m32c/m32c-protos.h: Likewise.
10051 * config/spu/spu.c: Likewise.
10052 * config/sparc/sparc.c: Likewise.
10053 * config/i386/i386.c: Likewise.
10054 * config/sh/sh.c: Likewise.
10055 * config/xtensa/xtensa.c: Likewise.
10056 * config/stormy16/stormy16.c: Likewise.
10057 * config/ia64/ia64.c: Likewise.
10058 * config/rs6000/rs6000.c: Likewise.
10059 * config/pa/pa.c: Likewise.
10060 * config/mips/mips.c: Likewise.
10062 2008-07-28 Simon Baldwin <simonb@google.com>
10064 * c-pragma.c (handle_pragma_message): New function.
10065 (init_pragma): Register handle_pragma_message.
10066 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
10069 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
10071 PR tree-optimization/35252
10072 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
10073 REALPART_EXPR to be considered as same load operation.
10075 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
10077 PR tree-optimization/36830
10078 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
10079 (expressions_equal_p): Return false if only one operand is null.
10081 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
10083 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
10084 version requirements.
10086 2008-07-26 Olivier Hainque <hainque@adacore.com>
10088 * collect2.c (symkind): New enum. Symbol kinds we care about.
10089 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
10090 code and head comment accordingly.
10091 (scan_prog_file): Use symkind names instead of bare integers.
10093 2008-07-25 Jan Hubicka <jh@suse.cz>
10095 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
10097 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
10098 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
10099 * dojump.c (clear_pending_stack_adjust): Likewise.
10100 * print-tree.c (print_node): Ignore DECL_INLINE.
10101 * tree-inline.c (inlinable_function_p): Likewise.
10103 2008-07-25 Michael Meissner <gnu@the-meissners.org>
10105 * doc/extend.texi (hot attribute): Document that the hot attribute
10106 turns on -O3 for some ports.
10107 (cold attribute): Document that the cold attribute turns on -Os
10110 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
10111 reflect function specific option support.
10113 * target.h (struct target_option_hooks): Add fields to say whether
10114 the cold attribute implies -Os and the hot attribute implies -O3.
10116 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
10117 By default, do not turn on -Os for cold functions.
10118 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
10119 not turn on -O3 for hot functions.
10121 * c-common.c (handle_hot_attribute): Use target hook to determine
10122 if hot functions should enable -O3.
10123 (handle_cold_attribute): Use target hook to determine if cold
10124 functions should enable -Os.
10126 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
10127 (override_options): Move disable scheduling to
10128 optimization_options.
10129 (optimization_options): Disable scheduling here, not
10131 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10132 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10134 * config/ia64/ia64.c (ia64_override_options): Move setting
10135 scheduling flags to ia64_optimization_options.
10136 (ia64_optimization_options): Disable scheduling options here, and
10137 not in ia64_override_options.
10138 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10139 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10141 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
10144 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
10146 2008-07-25 Martin Jambor <mjambor@suse.cz>
10148 PR tree-optimization/36926
10149 * ipa-prop.c (ipa_analyze_call_uses): Call
10150 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
10152 2008-07-25 Joseph Myers <joseph@codesourcery.com>
10154 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10155 movv2si_internal): Add mem = reg alternative.
10157 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
10160 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
10161 DEFAULT_PCC_STRUCT_RETURN to 127.
10163 2008-07-24 Jan Hubicka <jh@suse.cz>
10165 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
10166 (build_cgraph_edges): Likewise.
10167 * cgraph.c (cgraph_node): Do not update assembler hash.
10168 (cgraph_remove_node): Drop non-unit-at-a-time code.
10169 * tree-pass.h (pass_O0_always_inline): Remove.
10170 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
10171 * toplev.c (process_options): Flag unit-at-a-time does not imply
10172 no section anchors.
10173 * cgraphunit.c: Update comments.
10174 (decide_is_function_needed): Drop non-unit-at-a-time mode.
10175 (cgraph_assemble_pending_functions): Remove.
10176 (cgraph_reset_node): Drop non-unit-at-a-time code.
10177 (cgraph_finalize_function): Likewise.
10178 (cgraph_analyze_function): Likewise.
10179 (cgraph_finalize_compilation_unit): Likewise.
10180 (cgraph_expand_function): Likewise.
10181 (cgraph_optimize): Likesise.
10182 (save_inline_function_body): Likewise.
10183 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
10184 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
10185 * ipa-inline.c: Update comments.
10186 (enum inlining_mode): remove INLINE_SPEED.
10187 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
10188 (cgraph_mark_inline_edge): Likewise.
10189 (try_inline): Likewise.
10190 (cgraph_decide_inlining_incrementally): Likewise.
10191 (cgraph_gate_inlining): Remove.
10192 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
10193 (cgraph_gate_early_inlining): Likewise.
10194 (gate_inline_passes): Remove.
10195 (pass_inline_parameters, pass_ipa_inline): Remove gates.
10196 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10197 pass_O0_always_inline): Remove.
10198 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
10199 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
10200 * opts.c (no_unit_at_a_time_default): Remove.
10201 (decode_options): Remove flag_unit_at_a_time reset and warning.
10202 * opts.h (no_unit_at_a_time_default): Remove.
10203 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
10204 early in GNU dialect.
10205 (merge_decls): Update comment; drop unit-at-a-time check.
10206 (finish_decl): Likewise.
10207 (grok_declaration): Remove flag_inline_trees code.
10208 (finish_functions): Return on function returning non-void on all
10210 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
10211 * cfgexpand.c (expand_one_static_var): Remove.
10212 (expand_one_var): Remove expand_one_static_var call.
10213 (expand_used_vars_for_block): Remove flag_unit_a_time check.
10214 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
10215 and flag_unit_at_a-time compatibility checks.
10216 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
10217 * tree-inline.c (flag_inline_trees): Remove.
10218 (inlinable_function_p): Don't check it.
10219 (expand_call_inline): Remove non-unit-at-a-time code.
10220 * tree-inline.h (flag_inline_trees): Remove.
10221 * tree-optimize.c (execute_early_local_optimizations): Remove
10222 unit-at-a-time checks.
10223 (tree_rest_of_compilation): Likewise.
10224 * combine.c (setup_incoming_promotions): Likewise.
10225 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
10226 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
10227 * passes.c (pass_inline_parameters): Update comments; remove
10228 O0_alwaysinline pass.
10229 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
10230 (execute_one_pass): Likewise.
10231 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
10232 (ix86_function_sseregparm): Likewise.
10233 * arm.c (arm_function_in_section_p): Likewise.
10234 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
10235 * varpool.c: Update comments.
10236 (decide_is_variable_needed): Remove unit-at-a-time checks.
10237 (varpool_finalize_decl): Likewise.
10239 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
10241 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
10242 to 2 instead of -1.
10243 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
10245 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
10247 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
10248 imp symbol extension.
10250 2008-07-23 Ian Lance Taylor <iant@google.com>
10252 * tree-vrp.c (infer_value_range): Ignore asm statements when
10253 looking for memory accesses for -fdelete-null-pointer-checks.
10255 2008-07-24 Ben Elliston <bje@au.ibm.com>
10257 * config/spu/spu-c.c (__vector_keyword): New variable.
10258 (vector_keyword): Likewise.
10259 (spu_categorize_keyword): New function.
10260 (spu_macro_to_expand): Likewise.
10261 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
10262 compiling an ISO C dialect.
10264 2008-07-24 Ben Elliston <bje@au.ibm.com>
10266 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
10267 conventional usage.
10269 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10271 * configure: Regenerate.
10272 * configure.ac: Require texinfo 4.7.
10273 * doc/install.texi: Document texinfo 4.7 requirement.
10275 2008-07-23 Martin Jambor <mjambor@suse.cz>
10277 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
10278 rather than for DECL_SAVED_TREE.
10279 * ipa-prop.c: Include diagnostic.h.
10280 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
10282 (ipa_detect_param_modifications): Function rewritten from scratch.
10283 (ipa_compute_jump_functions): Changed accesses to modification flags.
10284 (ipa_free_node_params_substructures): Update flags destruction.
10285 (ipa_node_duplication_hook): Update flags duplication.
10286 (ipa_print_all_params_modified): Updated flag access.
10287 * ipa-prop.h (struct ipa_param_flags): New structure.
10288 (struct ipa_node_params): New field modification_analysis_done,
10289 modified_flags changed into param_flags.
10290 (ipa_is_ith_param_modified): Changed to use new flags.
10291 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
10293 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
10294 ipa-cp.c and split into two functions.
10295 (ipa_print_node_jump_functions): New function.
10296 (compute_scalar_jump_functions): New function.
10297 (type_like_member_ptr_p): New function.
10298 (compute_pass_through_member_ptrs): New function.
10299 (fill_member_ptr_cst_jump_function): New function.
10300 (determine_cst_member_ptr): New function.
10301 (compute_cst_member_ptr_arguments): New function.
10302 (ipa_compute_jump_functions): Complete rewrite.
10303 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
10304 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
10305 (struct ipa_member_ptr_cst): New structure.
10306 (union jump_func_value): New field member_cst.
10307 * ipa-cp.c (ipcp_lat_is_insertable): New function.
10308 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
10309 jump function types.
10310 (ipcp_print_all_lattices): Slight fprintf rearrangement.
10311 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
10312 instead of ipcp_print_all_jump_functions.
10313 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
10314 only for replacable scalars.
10316 * doc/invoke.texi (Optimize options): Add description of
10317 -findirect-inlining.
10318 * common.opt (flag_indirect_inlining): New flag.
10319 * opts.c (decode_options): Set flag_indirect_inlining when
10322 * ipa-inline.c: Include ipa-prop.h.
10323 (inline_indirect_intraprocedural_analysis): New function.
10324 (inline_generate_summary): Allocate parameter and argument info
10325 structures, call inline_indirect_intraprocedural_analysis on each
10326 node when doing indirect inlining and deallocate indirect inlining
10327 data structures in the end.
10328 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
10329 (free_all_ipa_structures_after_iinln): New function.
10330 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
10332 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
10334 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
10335 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10336 of computing the frequency separately.
10337 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10338 of computing the frequency separately.
10339 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
10340 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
10341 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
10342 (ipa_get_stmt_member_ptr_load_param): New function.
10343 (ipa_is_ssa_with_stmt_def): New function.
10344 (ipa_note_param_call): New function.
10345 (ipa_analyze_call_uses): New function.
10346 (ipa_analyze_stmt_uses): New function.
10347 (ipa_analyze_params_uses): New function.
10348 (ipa_free_node_params_substructures): Also free the param_calls linked
10350 (ipa_node_duplication_hook): Also duplicate the param_calls
10352 (ipa_print_node_param_flags): New function.
10353 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
10354 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
10355 * ipa-prop.h (struct ipa_param_flags): New field called.
10356 (struct ipa_param_call_note): New structure.
10357 (struct ipa_node_params): New fields param_calls and
10358 uses_analysis_done.
10359 (ipa_is_ith_param_called): New function.
10360 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
10361 ipa_analyze_params_uses and dump parameter flags.
10363 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
10364 ipa_propagate_indirect_call_infos if performing indirect inlining,
10365 pass a new parameter new_edges to it.
10366 (add_new_edges_to_heap): New fucntion.
10367 (cgraph_decide_inlining_of_small_functions): New vector
10368 new_indirect_edges for newly found indirect edges , call
10369 ipa_propagate_indirect_call_infos after inlining.
10370 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
10371 inlining if performing indirect inlining. Call
10372 free_all_ipa_structures_after_iinln when doing so too.
10373 (inline_generate_summary): Do not call
10374 free_all_ipa_structures_after_iinln here.
10375 * ipa-prop.c (update_jump_functions_after_inlining): New function.
10376 (print_edge_addition_message): New function.
10377 (update_call_notes_after_inlining): New function.
10378 (propagate_info_to_inlined_callees): New function.
10379 (ipa_propagate_indirect_call_infos): New function.
10380 * ipa-prop.h: Include cgraph.h
10381 (struct ipa_param_call_note): Fields reordered, new field processed.
10382 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
10383 flag indirect_call.
10384 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
10385 rediscovered call statements.
10386 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
10387 (dump_cgraph_node): Dump also the indirect_call flag.
10388 (cgraph_clone_edge): Copy also the indirect_call flag.
10389 * tree-inline.c (copy_bb): Do not check for fndecls from call
10390 expressions, check for edge availability when moving clones.
10391 (get_indirect_callee_fndecl): New function.
10392 (expand_call_inline): If callee declaration is not apprent from
10393 the statement, try calling get_indirect_callee_fndecl. Do not
10394 issue warnings or call sorry when not inlinings an indirect edge.
10395 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
10397 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
10398 bit more frandly to matching.
10399 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
10400 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
10401 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
10403 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10406 * opth-gen.awk: Suppress function specific features when building
10408 * optc-gen.awk: Ditto.
10410 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10413 * diagnostic.c (pedwarn): Add opt parameter.
10415 * c-tree.h (pedwarn_init): Add opt parameter.
10416 (pedwarn_c90): Likewise.
10417 (pedwarn_c99): Likewise.
10418 * c-errors.c (pedwarn_c99): Likewise.
10419 (pedwarn_c90): Likewise.
10420 * toplev.h (pedwarn): Update declaration.
10421 (pedwarn0): Declare.
10422 * c-lex.c: All calls to pedwarn changed.
10423 * builtins.c: All calls to pedwarn changed.
10424 * toplev.c: All calls to pedwarn changed.
10425 * c-decl.c: All calls to pedwarn changed.
10426 * c-typeck.c: All calls to pedwarn changed.
10427 * c-common.c: All calls to pedwarn changed.
10428 * c-parser.c: All calls to pedwarn changed.
10430 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10431 Karthik Kumar <karthikkumar@gmail.com>
10433 * attribs.c (file scope): Include c-common.h.
10434 (decl_attributes): Add support for #pragma GCC optimize and
10435 #pragma GCC option.
10437 * targhooks.c (default_can_inline_p): New function that is the
10438 default for the TARGET_CAN_INLINE_P target hook.
10440 * targhooks.h (default_can_inline_p): Add declaration.
10442 * tree.c (cl_optimization_node): New static tree for building
10443 OPTIMIZATION_NODE tree.
10444 (cl_target_option_node): New static tree for building
10445 TARGET_OPTION_NODE tree.
10446 (cl_option_hash_table): New hash table for hashing
10447 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10448 (cl_option_hash_hash): New function to provide the hash value for
10449 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10450 (cl_option_hash_eq): New function to provide an equality test for
10451 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10452 (tree_code_size): Add support for OPTIMIZATION_NODE and
10453 TARGET_OPTION_NODE trees.
10454 (tree_code_structure): Add support for OPTIMIZATION_NODE and
10455 TARGET_OPTION_NODE trees.
10456 (build_optimization_node): Build a tree that has all of the
10457 current optimization options.
10458 (build_target_option_node): Build a tree that has the target
10459 options that might be changed on a per function basis.
10461 * tree.h (file scope): Include options.h.
10462 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
10463 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10464 (TREE_OPTIMIZATION): Ditto.
10465 (TREE_TARGET_SPECIFIC): Ditto.
10466 (struct tree_function_decl): Add fields for remembering the
10467 current optimization options and target specific options.
10468 (struct tree_optimization_option): New tree variant that remembers
10469 the optimization options.
10470 (struct tree_target_option): New tree variant that remembers the
10471 target specific flags that might change for compiling a particular
10473 (union tree_node): Include tree_optimization_option and
10474 tree_target_option fields.
10475 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
10476 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
10477 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
10478 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
10479 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
10480 optimization and target options.
10481 (optimization_default_node): New macro to refer to global_trees
10483 (optimization_current_node): Ditto.
10484 (optimization_cold_node): Ditto.
10485 (optimization_hot_node): Ditto.
10486 (target_option_default_node): Ditto.
10487 (target_option_current_node): Ditto.
10488 (current_option_pragma): Ditto.
10489 (current_optimize_pragma): Ditto.
10491 * target.h (struct gcc_target): Add valid_option_attribute_p,
10492 target_option_save, target_option_restore, target_option_print,
10493 target_option_pragma_parse, and can_inline_p hooks.
10495 * toplev.h (parse_optimize_options): Add declaration.
10496 (fast_math_flags_struct_set_p): Ditto.
10498 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
10499 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
10502 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
10503 tree_can_inline_p hook to see if one function can inline another.
10504 (cgraph_decide_inlining): Ditto.
10505 (cgraph_decide_inlining_incrementally): Ditto.
10507 * opts.c (decode_options): Add support for running multiple times
10508 to allow functions with different target or optimization options
10509 than was specified on the command line.
10510 (fast_math_flags_struct_set_p): New function that is similar to
10511 fast_math_flags_set_p, except it uses the values in the
10512 cl_optimization structure instead of global variables.
10514 * optc-gen.awk: Add support for TargetSave to allow a back end to
10515 declare new fields that need to be saved when using function
10516 specific options. Include flags.h and target.h in the options.c
10517 source. Add support for Save to indicate which options can be set
10518 for individual functions. Generate cl_optimize_save,
10519 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
10520 cl_target_option_restore, cl_target_option_print functions to
10521 allow functions to use different optimization or target options.
10523 * opt-functions.awk (var_type_struct): Return the type used for
10524 storing the field in a structure.
10526 * opth-gen.awk: Add support for TargetSave to allow a back end to
10527 declare new fields that need to be saved when using function
10528 specific options. Add support for Save to indicate which options
10529 can be set for individual functions. Only generate one extern for
10530 Mask fields. Generate cl_optimization and cl_target_option
10531 structures to remember optimization and target options.
10533 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
10534 collecting new tree nodes.
10535 (TS_TARGET_OPTION): Ditto.
10537 * c-decl.c (merge_decls): Merge function specific target and
10538 optimization options.
10540 * function.c (invoke_set_current_function_hook): If the function
10541 uses different optimization options, change the global variables
10544 * coretypes.h (struct cl_optimization): Add forward reference.
10545 (struct cl_target_option): Ditto.
10547 * c-pragma.c (option_stack): New static vector to remember the
10548 current #pragma GCC option stack.
10549 (handle_pragma_option): New function to support #pragma GCC option
10550 to change target options.
10551 (optimize_stack): New static vector to remember the current
10552 #pragma GCC optimize stack.
10553 (handle_pragma_optimize): New function to support #pragma GCC
10554 optimize to change optimization options.
10555 (init_pragma): Add support for #pragma GCC optimize and #pragma
10558 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
10559 optimization options.
10560 (TARGET_OPTION_NODE): New tree code for remembering certain target
10563 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
10564 TARGET_OPTION_NODE trees.
10566 * common.opt (-O): Add Optimization flag.
10568 (-fmath-errno): Ditto.
10569 (-falign-functions): Add UInteger flag to make sure flag gets full
10570 int in cl_optimization structure.
10571 (-falign-jumps): Ditto.
10572 (-falign-labels): Ditto.
10573 (-falign-loops): Ditto.
10574 (-fsched-stalled-insns): Ditto.
10575 (-fsched-stalled-insns-dep): Ditto.
10577 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
10579 (TARGET_OPTION_SAVE): Ditto.
10580 (TARGET_OPTION_RESTORE): Ditto.
10581 (TARGET_OPTION_PRINT): Ditto.
10582 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10583 (TARGET_CAN_INLINE_P): Ditto.
10584 (TARGET_INITIALIZER): Add new hooks.
10586 * tree-inline.c (tree_can_inline_p): New function to determine
10587 whether one function can inline another. Check if the functions
10588 use compatible optimization options, and also call the backend
10591 * tree-inline.h (tree_can_inline_p): Add declaration.
10593 * c-common.c (c_common_attribute): Add support for option and
10594 optimize attributes.
10595 (handle_option_attribute): Add support for the option attribute to
10596 allow the user to specify different target options for compiling a
10598 (handle_optimize_attribute): Add support for the optimize
10599 attribute to allow the user to specify different optimization
10600 options for compiling a specific function.
10601 (handle_hot_attribute): Turn on -O3 optimization for this one
10602 function if it isn't the default optimization level.
10603 (handle_cold_attribute): Turn on -Os optimization for this one
10604 function if it insn't the default optimization.
10605 (const_char_p): New const char * typedef.
10606 (optimize_args): New static vector to remember the optimization
10608 (parse_optimize_options): New function to set up the optimization
10609 arguments from either the optimize attribute or #pragma GCC optimize.
10611 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
10612 (builtin_define_std): Ditto.
10614 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
10615 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
10616 (x86_64-*-*): Ditto.
10618 * Makefile.in (TREE_H): Add options.h.
10619 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
10621 * doc/extend.texi (option attribute): Document new attribute.
10622 (optimize attribute): Ditto.
10623 (hot attribute): Document hot attribute sets -O3.
10624 (cold attribute): Document cold attribute sets -Os.
10625 (#pragma GCC option): Document new pragma.
10626 (#pragma GCC optimize): Ditto.
10628 * doc/options.texi (TargetSave): Document TargetSave syntax.
10629 (UInteger): Document UInteger must be used for certain flags.
10630 (Save): Document Save option to create target specific options
10631 that can be saved/restored on a function specific context.
10633 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
10634 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10636 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
10637 (TARGET_OPTION_SAVE): Ditto.
10638 (TARGET_OPTION_RESTORE): Ditto.
10639 (TARGET_OPTION_PRINT): Ditto.
10640 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10641 (TARGET_CAN_INLINE_P): Ditto.
10643 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
10645 (-mfpmath=both): Ditto.
10647 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10648 Karthik Kumar <karthikkumar@gmail.com>
10650 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
10651 (TARGET_POPCNT): Ditto.
10652 (TARGET_SAHF): Ditto.
10653 (TARGET_AES): Ditto.
10654 (TARGET_PCLMUL): Ditto.
10655 (TARGET_CMPXCHG16B): Ditto.
10656 (TARGET_RECIP): Move switch into target_flags.
10657 (TARGET_FUSED_MADD): Ditto.
10658 (ix86_arch_features): Make an unsigned char type.
10659 (ix86_tune_features): Ditto.
10660 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
10661 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
10662 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
10664 * config/i386/i386.opt (arch): New TargetSave field to define
10665 fields that need to be saved for function specific option support.
10668 (branch_cost): Ditto.
10669 (ix86_isa_flags_explicit): Ditto.
10670 (tune_defaulted): Ditto.
10671 (arch_specified): Ditto.
10672 (-m128-long-double): Add Save flag to save option for target
10673 specific option support.
10675 (-maccumulate-outgoing-args): Ditto.
10676 (-malign-double): Ditto.
10677 (-malign-stringops): Ditto.
10678 (-mfancy-math-387): Ditto.
10679 (-mhard-float): Ditto.
10680 (-mieee-fp): Ditto.
10681 (-minline-all-stringops): Ditto.
10682 (-minline-stringops-dynamically): Ditto.
10683 (-mms-bitfields): Ditto.
10684 (-mno-align-stringops): Ditto.
10685 (-mno-fancy-math-387): Ditto.
10686 (-mno-push-args): Ditto.
10687 (-mno-red-zone): Ditto.
10688 (-mpush-args): Ditto.
10689 (-mred-zone): Ditto.
10691 (-msseregparm): Ditto.
10692 (-mstack-arg-probe): Ditto.
10704 (-mno-sse4): Ditto.
10707 (-mrecip): Move flag into target_flags.
10709 (-mno-fused-madd): Ditto.
10710 (-mfused-madd): Ditto.
10711 (-mabm): Move flag into ix86_isa_flags.
10718 * config/i386/i386-c.c: New file for #pragma support.
10719 (ix86_target_macros_internal): New function to #define or #undef
10720 target macros based when the user uses the #pragma GCC option to
10721 change target options.
10722 (ix86_pragma_option_parse): New function to add #pragma GCC option
10724 (ix86_target_macros): Move defining the target macros here from
10725 TARGET_CPU_CPP_BUILTINS in i386.h.
10726 (ix86_register_pragmas): Register the #pragma GCC option hook. If
10727 defined, initialize any subtarget #pragmas.
10729 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
10730 REGISTER_TARGET_PRAGMAS.
10732 * config/i386/t-i386: New file for x86 dependencies.
10733 (i386.o): Make dependencies mirror the include files used.
10734 (i386-c.o): New file, add dependencies.
10736 * config/i386/i386-protos.h (override_options): Add bool argument.
10737 (ix86_valid_option_attribute_tree): Add declaration.
10738 (ix86_target_macros): Ditto.
10739 (ix86_register_macros): Ditto.
10741 * config/i386/i386.c (ix86_tune_features): Move initialization of
10742 the target masks to initial_ix86_tune_features to allow functions
10743 to have different target options. Make type unsigned char,
10744 instead of unsigned int.
10745 (initial_ix86_tune_features): New static vector to hold processor
10746 masks for the tune variables.
10747 (ix86_arch_features): Move initialization of the target masks to
10748 initial_ix86_arch_features to allow functions to have different
10749 target options. Make type unsigned char, instead of unsigned int.
10750 (initial_ix86_arch_features): New static vector to hold processor
10751 masks for the arch variables.
10752 (enum ix86_function_specific_strings): New enum to describe the
10753 string options used for attribute((option(...))).
10754 (ix86_target_string): New function to return a string that
10755 describes the target options.
10756 (ix86_debug_options): New function to print the current options in
10758 (ix86_function_specific_save): New function hook to save the
10759 function specific global variables in the cl_target_option structure.
10760 (ix86_function_specific_restore): New function hook to restore the
10761 function specific variables from the cl_target_option structure to
10762 the global variables.
10763 (ix86_function_specific_print): New function hook to print the
10764 target specific options in the cl_target_option structure.
10765 (ix86_valid_option_attribute_p): New function hook to validate
10766 attribute((option(...))) arguments.
10767 (ix86_valid_option_attribute_tree): New function that is common
10768 code between attribute((option(...))) and #pragma GCC option
10769 support that parses the options and returns a tree holding the options.
10770 (ix86_valid_option_attribute_inner_p): New helper function for
10771 ix86_valid_option_attribute_tree.
10772 (ix86_can_inline_p): New function hook to decide if one function
10773 can inline another on a target specific basis.
10774 (ix86_set_current_function); New function hook to switch target
10775 options if the user used attribute((option(...))) or #pragma GCC
10777 (ix86_tune_defaulted): Move to static file scope from
10779 (ix86_arch_specified): Ditto.
10780 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
10782 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
10783 (OPTION_MASK_ISA_ABM_SET): Ditto.
10784 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
10785 (OPTION_MASK_ISA_CX16_SET): Ditto.
10786 (OPTION_MASK_ISA_SAHF_SET): Ditto.
10787 (OPTION_MASK_ISA_AES_UNSET): Ditto.
10788 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
10789 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
10790 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
10791 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
10792 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
10793 (struct ptt): Move to static file scope from override_options.
10794 (processor_target_table): Ditto.
10795 (cpu_names): Ditto.
10796 (ix86_handle_option): Add support for options that are now isa options.
10797 (override_options): Add support for declaring functions that
10798 support different target options than were specified on the
10799 command line. Move struct ptt, processor_target_table, cpu_names,
10800 ix86_tune_defaulted, ix86_arch_specified to static file scope.
10801 Add bool argument. Fix up error messages so the appropriate error
10802 is given for either command line or attribute.
10803 (ix86_previous_fndecl): New static to remember previous function
10804 declaration to see if we need to change target options.
10805 (ix86_builtins_isa): New array to record the ISA of each builtin
10807 (def_builtin): Always create the builtin function, even if the
10808 current ISA doesn't support it.
10809 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
10810 tests for those builtins.
10811 (ix86_init_builtins): Remove TARGET_MMX test for calling
10812 ix86_init_mmx_sse_builtins.
10813 (ix86_expand_builtin): If the current ISA doesn't support a given
10814 builtin, signal an error.
10815 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
10816 (TARGET_SET_CURRENT_FUNCTION): Ditto.
10817 (TARGET_OPTION_SAVE): Ditto.
10818 (TARGET_OPTION_RESTORE): Ditto.
10819 (TARGET_OPTION_PRINT): Ditto.
10820 (TARGET_CAN_INLINE_P): Ditto.
10822 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
10824 * c-typeck.c (build_external_ref): Don't call assemble_external.
10825 * final.c (output_operand): Call assemble_external.
10827 2008-07-21 DJ Delorie <dj@redhat.com>
10829 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
10830 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10832 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10834 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
10835 original insn and splitter contents into ...
10836 ("*div<mode>3_fast"): ... this new pattern. Enable only if
10837 flag_unsafe_math_optimizations. Add dummy scratch register.
10838 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
10839 !flag_unsafe_math_optimizations. Returns number with next
10840 highest magnitude if this is still less or equal to the true
10841 quotient in magnitude.
10843 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
10845 * Makefile.in: Replace toplev.h with TOPLEV_H.
10846 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
10847 * c-lex.c (fe_file_change): Don't set in_system_header.
10848 * c-parser.c (c_token): Remove in_system_header.
10849 (c_lex_one_token): Don't set in_system_header.
10850 (c_parser_set_source_position_from_token): Don't set in_system_header.
10851 * diagnostic.c (diagnostic_report_diagnostic): Use location from
10854 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
10855 * flags.h (in_system_header): Remove.
10856 * function.c (saved_in_system_header): Remove.
10857 (push_cfun): Don't set in_system_header.
10858 (pop_cfun): Don't set in_system_header.
10859 (push_struct_function): Don't set in_system_header.
10860 * input.h (expanded_location): Add sysp.
10861 (in_system_header_at): New.
10862 (in_system_header): New.
10863 * toplev.c (in_system_header): Remove.
10864 * toplev.h: Include input.h
10866 * tree-cfg.c (execute_warn_function_return): Call warning_at.
10867 * tree-ssa.c (warn_uninit): Call warning_at.
10868 (warn_uninitialized_var): Update calls to warn_uninit.
10869 (warn_uninitialized_phi): Update calls to warn_uninit.
10870 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
10871 (expand_location): Initialize xloc.sysp.
10872 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
10873 (tree_decl_with_vis): Remove in_system_header_flag.
10875 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
10878 * recog.c (asm_operand_ok): Change the order of the extra
10879 memory constraint checks.
10881 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10884 * tree-switch-conversion.c (build_one_array): Call
10885 varpool_mark_needed_node and varpool_finalize_decl
10886 instead of assemble_variable.
10888 2008-07-19 Jan Hubicka <jh@suse.cz>
10890 * cgraph.c (cgraph_add_new_function): Do early local passes.
10891 * tree-nrv.c (gate_pass_return_slot): New gate.
10892 (pass_nrv): Add the gate.
10893 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
10895 (coalesce_ssa_name): Coalesce SSA names.
10896 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
10897 not optimizing so unused user vars remains visible.
10898 * common.opt (flag_tree_ter): Always enable by default.
10899 * tree-ssa-ter.c: Include flags.h
10900 (is_replaceable_p): Check that locations match; when aliasing
10901 is missing be conservative about loads.
10902 * tree-optimize.c (gate_init_datastructures): Remove.
10903 (pass_init_datastructures): New.
10904 * passes.c: Reorder passes so we always go into SSA.
10906 2008-07-19 Jan Hubicka <jh@suse.cz>
10908 * doc/extend.texi (flatten attribute): Remove note about
10910 * doc/invoke.texi (--combine): Likewise.
10911 (-finline-functions-called-once): Update levels when enabled.
10912 (-funit-at-a-time): Document new behaviour.
10913 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
10914 -fno-section-anchors when disabled explicitly.
10915 (inline params): They are not ignored now.
10916 (precompiled headers): Remove unit-at-a-time as being incompatible.
10917 * opts.c (decode_options): Handle unit-at-a-time as alias;
10918 imply -fno-section-anchors when toplevel reorder is disabled
10920 * common.opt (ftoplevel-reorder): Set default value to 2.
10921 (funit-at-a-time): Set default value to 1.
10922 * config/rs6000/rs6000.c (optimization_options): Set section anchors
10925 2008-07-19 Jan Hubicka <jh@suse.cz>
10927 * builtins.c (expand_builtin_int_roundingfn,
10928 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
10931 2008-07-19 Richard Guenther <rguenther@suse.de>
10934 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
10935 * tree-ssa-sccvn.c (get_constant_value_id): New function.
10936 * tree-ssa-pre.c (get_expr_value_id): For newly created
10937 constant value-ids make sure to add the expression to its
10940 2008-07-19 Jakub Jelinek <jakub@redhat.com>
10942 PR middle-end/36877
10943 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
10944 return value of the builtin is ignored.
10946 2008-07-19 Olivier Hainque <hainque@adacore.com>
10948 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
10949 bits, a C conformant malloc implementation has to provide.
10950 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
10952 2008-07-19 Joseph Myers <joseph@codesourcery.com>
10956 * reload.c (find_reloads_subreg_address): Only reload address if
10957 reloaded == 0, not for reloaded != 1.
10960 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10961 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10962 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10963 m32c_legitimize_reload_address.
10965 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10966 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10967 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10969 2008-07-19 Olivier Hainque <hainque@adacore.com>
10971 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
10972 argument, saying whether nested array are to be collapsed
10973 into a single array type DIE with multiple subscripts.
10974 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
10975 issues, centralize the nested array types collapsing control and
10976 disable the transformation for Ada.
10978 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
10981 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
10983 (x86_64_shift_adj_2): New expander.
10984 (x86_64_shift_adj_3): Ditto.
10985 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
10986 to split TImode operands.
10987 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
10988 (ix86_split_lshr): Ditto.
10990 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
10992 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
10993 and __CHAR32_TYPE__.
10994 * c-typeck.c (digest_init): Support char16_t and char32_t.
10995 (set_nonincremental_init_from_string): Idem.
10997 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10999 PR middle-end/36859
11000 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
11001 PREFERRED_STACK_BOUNDARY.
11002 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11004 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11006 PR middle-end/36858
11007 * function.c (locate_and_pad_parm): Cap boundary earlier.
11009 2008-07-17 Julian Brown <julian@codesourcery.com>
11011 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
11012 no-op for targets which don't use DLLs.
11014 2008-07-17 Martin Jambor <mjambor@suse.cz>
11016 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
11017 that nodes are relevant by examining the node->analyzed flag.
11018 (ipcp_init_stage): Check which nodes are relevant, assert that the
11019 relevant ones are also required.
11020 (ipcp_propagate_stage): Check on the side arrays are properly
11022 (ipcp_print_all_jump_functions): Make sure not to touch any node
11023 that is not analyzed or an edge that does not have a corresponding
11024 entry in the on-the-side vectors.
11025 (ipcp_function_scale_print): Likewise.
11026 (ipcp_update_callgraph): Check that the node is relevant.
11027 (ipcp_insert_stage): Check that the node is relevant. Check there is
11028 an info for every node and edge.
11029 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
11030 (ipa_print_all_tree_maps): Likewise and a new variable info.
11031 (ipa_print_all_params_modified): Likewise.
11032 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
11034 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
11037 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
11039 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
11041 PR rtl-optimization/36753
11042 * fwprop.c (use_killed_between): Don't shortcut
11043 single-definition global registers.
11045 2008-07-16 Jan Hubicka <jh@suse.cz>
11047 * cgraph.h (varpool_empty_needed_queue): Declare.
11048 * cgraphunit.c (output_in_order): Mark all variables as needed;
11050 * varpool.c (varpool_assemble_node): Update debug queue.
11051 (varpool_assemble_pending_decls): Don't do it here.
11052 (varpool_empty_needed_queue): New function.
11054 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11056 * recog.c (peephole2_optimize): Fix formatting.
11058 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11060 * c-pch.c (get_ident): Avoid C++ keywords.
11061 * combine-stack-adj.c (single_set_for_csa): Likewise.
11062 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
11063 output_asm_insn): Likewise.
11064 * reload.c (push_secondary_reload, find_reusable_reload,
11065 push_reload, combine_reloads, find_reloads,
11066 debug_reload_to_stream): Likewise.
11067 * reload.h (struct reload): Likewise.
11068 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
11069 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
11070 emit_output_reload_insns): Likewise.
11071 * targhooks.c (default_secondary_reload): Likewise.
11072 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
11074 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11076 * recog.c (validate_change_1, validate_change,
11077 validate_unshare_change, validate_replace_rtx_1, struct
11078 funny_match, constrain_operands, peephole2_optimize): Avoid C++
11080 * reload.c (push_secondary_reload, secondary_reload_class,
11081 scratch_reload_class, find_valid_class, find_reusable_reload,
11082 push_reload, find_dummy_reload, find_reloads_address_1,
11083 find_reloads_address_part, find_equiv_reg): Likewise.
11084 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
11085 choose_reload_regs): Likewise.
11086 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
11088 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
11089 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
11090 * sched-rgn.c (concat_INSN_LIST): Likewise.
11091 * stor-layout.c (mode_for_size, mode_for_size_tree,
11092 smallest_mode_for_size): Likewise.
11094 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11096 * cfg.c (dump_reg_info): Avoid C++ keywords.
11097 * dwarf2asm.c (dw2_force_const_mem,
11098 dw2_asm_output_encoded_addr_rtx): Likewise.
11099 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
11100 * expmed.c (expand_shift): Likewise.
11101 * global.c (find_reg): Likewise.
11102 * graph.c (draw_edge): Likewise.
11103 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
11104 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
11105 widen_clz, widen_bswap, expand_parity, expand_unop,
11106 emit_cmp_and_jump_insn_1): Likewise.
11107 * postreload.c (reload_cse_simplify_operands): Likewise.
11108 * ra.h (add_neighbor): Likewise.
11109 * reg-stack.c (remove_regno_note, change_stack): Likewise.
11110 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
11111 record_reg_classes, copy_cost, record_address_regs,
11112 invalid_mode_change_p): Likewise.
11113 * regrename.c (regrename_optimize, scan_rtx_reg,
11114 dump_def_use_chain, find_oldest_value_reg,
11115 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
11117 2008-07-16 David Edelsohn <edelsohn@gnu.org>
11119 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
11120 MASK_POWERPC64 for power4 in previous commit.
11122 2008-07-16 Olivier Hainque <hainque@adacore.com>
11124 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
11125 instead of bare conversion to cast const-ness away.
11127 2008-07-16 Anatoly Sokolov <aesok@post.ru>
11129 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
11130 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
11131 * config/xtensa/xtensa.c (xtensa_function_value): New function.
11132 (TARGET_FUNCTION_VALUE): Define.
11134 2008-07-16 David Edelsohn <edelsohn@gnu.org>
11136 * config/rs6000/rs6000.c (processor_target_table): Add
11137 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
11139 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11142 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11143 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11144 m32c_legitimize_reload_address.
11146 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
11148 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
11149 DECL_IN_SYSTEM_HEADER in sync.
11151 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
11153 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
11154 * tree-ssa-pre.c (pre_expr_eq): Ditto
11155 (get_constant_for_value_id): Take a type as an argument.
11156 (fully_constant_expression): Pass in type.
11157 (find_or_generate_expression): Short circuit constant case.
11158 (create_expression_by_pieces): Remove special casing of
11160 (do_regular_insertion): Short circuit constant case.
11161 (do_partial_partial_insertion): Ditto.
11163 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11166 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
11168 2008-07-15 Bob Wilson <bob.wilson@acm.org>
11170 * config/xtensa/libgcc-xtensa.ver: New file.
11171 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
11173 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11175 * df-problems.c (df_set_note): Avoid C++ keywords.
11176 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
11177 * dse.c (record_store, remove_useless_values): Likewise.
11178 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
11179 gen_reg_rtx_offset, operand_subword, change_address_1,
11180 change_address, adjust_address_1, offset_address,
11181 widen_memory_access, emit_copy_of_insn_after): Likewise.
11182 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
11183 * fwprop.c (should_replace_address, propagate_rtx_1,
11184 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
11186 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
11187 gcse_emit_move_after, update_ld_motion_stores): Likewise.
11188 * lcm.c (compute_insert_delete, pre_edge_lcm,
11189 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
11190 * lower-subreg.c (resolve_reg_notes): Likewise.
11191 * mode-switching.c (optimize_mode_switching): Likewise.
11193 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11195 * bt-load.c (add_btr_def, migrate_btr_def,
11196 branch_target_load_optimize): Avoid C++ keywords.
11197 * caller-save.c (insert_restore, insert_save, insert_one_insn):
11199 * combine.c (subst, simplify_set, make_extraction,
11200 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
11201 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
11202 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
11204 2008-07-15 Richard Guenther <rguenther@suse.de>
11206 PR middle-end/36369
11207 * c-common.c (strict_aliasing_warning): Do not warn for
11208 TYPE_REF_CAN_ALIAS_ALL pointers.
11209 (c_common_get_alias_set): may_alias types are not special.
11210 * tree.c (build_pointer_type_for_mode): Look up the may_alias
11211 attribute and set can_ref_all accordingly.
11212 (build_reference_type_for_mode): Likewise.
11213 * doc/extend.texi (may_alias): Clarify.
11215 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11218 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11219 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11221 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11224 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
11225 gcc_assert, instead call output_operand_lossage.
11227 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
11229 * builtins.c (std_canonical_va_list): Treat structure based
11232 2008-07-15 Ben Elliston <bje@au.ibm.com>
11234 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
11236 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
11238 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
11241 2008-07-14 Jan Hubicka <jh@suse.cz>
11243 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
11244 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
11245 fix predicates and constraints.
11246 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
11247 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
11249 2008-07-14 Doug Kwan <dougkwan@google.com>
11251 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
11252 additional option file arm/eabi.opt.
11253 * config/arm/eabi.h (File): New configuration file for EABI targets.
11254 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
11255 SUBSUBTARGET_EXTRA_SPECS.
11256 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
11257 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
11258 from STARTFILE_SPEC so that it can be referenced in an override.
11259 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
11260 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
11261 can be referenced in an override.
11262 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
11263 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
11264 so that it can be referenced in an override.
11265 (LINK_SPEC): Use BPABI_LINK_SPEC.
11266 * config/arm/eabi.opt (File): New.
11268 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11270 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
11271 (FIXED_VALUE_H): New variable.
11272 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
11273 input.h, fixed-value.h.
11274 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
11275 (BASIC_BLOCK_H): Use $(BITMAP_H).
11276 (FUNCTION_H): Add varray.h.
11277 (IPA_REFERENCE_H): Use $(BITMAP_H).
11278 (CGRAPH_H): Add $(BASIC_BLOCK_H).
11279 (DF_H): Use $(BITMAP_H).
11280 (GGC_H): Add statistics.h.
11281 (INSN_ADDR_H): New.
11282 (INSN_ATTR_H): Use it.
11283 (SYSTEM_H): Add safe-ctype.h, filenames.h.
11285 (SYMTAB_H): Add $(OBSTACK_H).
11286 (CPP_INTERNAL_H): New.
11287 (TREE_DUMP_H): Add tree-pass.h.
11288 (TREE_FLOW_H): Use $(BITMAP_H)
11289 (PRETTY_PRINT_H): Use $(INPUT_H).
11290 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
11293 (many object files): Fix lots of header dependencies throughout.
11295 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11297 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
11299 (s-gtyp-input): Use them to write tmp-gi.list.
11300 (echo_to_gi.list): Remove.
11302 2008-07-14 Richard Guenther <rguenther@suse.de>
11304 * tree-ssa-sccvn.c (pre_info): Remove.
11305 (switch_to_PRE_table): Likewise.
11306 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
11307 (set_hashtable_value_ids): Do not create value-ids for the
11309 (run_scc_vn): Remove double test. Remove bogus special-case
11310 in value-number printing.
11311 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
11312 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
11314 * tree-flow-inline.h (get_value_handle): Remove.
11315 * tree-flow.h (get_value_handle): Remove.
11317 2008-07-14 Martin Jambor <mjambor@suse.cz>
11319 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
11320 in which we generate arithmetics is not a subrange.
11322 2008-07-14 Martin Jambor <mjambor@suse.cz>
11324 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
11326 2008-07-14 Richard Guenther <rguenther@suse.de>
11328 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
11330 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
11333 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
11334 reload for symbol refs moved to r0 with -fPIC.
11335 (legitimize_pic_address): Use the target register as temporary
11337 (emit_symbolic_move): Adjust comment.
11338 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
11341 2008-07-14 Ben Elliston <bje@au.ibm.com>
11343 * c-common.h (C_CPP_HASHNODE): New macro.
11344 * coretypes.h (struct cpp_token): Forward declare.
11345 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11346 the context-sensitive keyword method.
11347 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
11348 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
11349 expand_bool_pixel): New.
11350 (altivec_categorize_keyword): New function.
11351 (init_vector_keywords): New function.
11352 (rs6000_macro_to_expand): Likewise.
11353 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
11354 compiling an ISO C dialect.
11356 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
11358 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
11359 (create_expression_by_pieces): Fix typo.
11360 (do_regular_insertion): Use debug counter here too.
11362 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
11365 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
11366 CONST_OK_FOR_LETTER_P. All port-local users changed.
11367 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
11368 implement Kp matching power-of-two.
11369 (CONSTRAINT_LEN): Define to match.
11370 * config/cris/cris.md: Replace all use of constraint K with Kc.
11371 ("*btst*): Use Kp for operand 0 of last alternative.
11373 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11376 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
11379 2008-07-13 Jan Hubicka <jh@suse.cz>
11381 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
11384 2008-07-13 Richard Guenther <rguenther@suse.de>
11386 PR middle-end/36811
11387 * langhooks.c (lhd_print_error_function): Deal with recursive
11390 2008-07-12 Jan Hubicka <jh@suse.cz>
11392 * cgraph.c (assembler_name_hash): New static var.
11393 (hash_node_by_assembler_name, eq_assembler_name): New.
11394 (cgraph_node_for_asm): Use hashtable.
11395 (cgraph_remove_node): Maintain hashtable.
11396 (change_decl_assembler_name): Sanity check that names are not changing
11397 after aliasing was processed.
11398 * cgraph.h (varpoon_node): Add next GGC marker.
11399 * tree.c (decl_assembler_name_equal): Constify.
11400 (decl_assembler_name_hash): New.
11401 * tree.h (decl_assembler_name_equal): Constify.
11402 (decl_assembler_name_hash): Update.
11404 2008-07-12 David Daney <ddaney@avtrex.com>
11406 * config/mips/driver-native.c (host_detect_local_cpu): Handle
11407 sb1 and r5000 cpus.
11409 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
11411 * doc/md.texi: Document the MIPS "v" constraint.
11412 * config/mips/mips.h (reg_class): Revert last change.
11413 (REG_CLASS_NAMES): Likewise.
11414 (REG_CLASS_CONTENTS): Likewise.
11415 * config/mips/mips.c (mips_regno_to_class): Likewise.
11416 * config/mips/constraints.md (v): Likewise, but add documentation.
11417 Add a comment to say that this constraint should not be used in
11420 2008-07-11 DJ Delorie <dj@redhat.com>
11422 * config/h8300/h8300.md (length): Fix branch offset limit.
11424 2008-07-11 Anatoly Sokolov <aesok@post.ru>
11426 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
11427 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
11428 (avr_hard_regno_scratch_ok): New function.
11429 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11430 * config/avr/avr.md (all peepholes that request a scratch register):
11431 Remove avr_peep2_scratch_safe use.
11433 2008-07-11 Tom Tromey <tromey@redhat.com>
11434 Ian Lance Taylor <iant@google.com>
11436 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
11437 (struct c_common_resword): Define.
11438 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
11439 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
11440 (c_common_reswords, num_c_common_reswords): Declare.
11441 * c-common.c (c_common_reswords): New global const array.
11442 (num_c_common_reswords): New const int.
11443 * c-parser.c (struct resword, reswords): Don't define.
11444 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
11445 (c_parse_init): Clarify mask code. Use c_common_reswords rather
11446 than reswords. If warning about C++ keywords, give them a special
11448 (c_lex_one_token): Warn about C++ keywords. Call
11449 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
11450 (c_parser_external_declaration): Look for RID_xxx rather than
11451 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
11452 (c_parser_statement_after_labels): Likewise.
11453 (c_parser_objc_class_instance_variables): Likewise.
11454 (c_parser_objc_class_declaration): Likewise.
11455 (c_parser_objc_try_catch_statement): Likewise.
11456 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
11457 (declspecs_add_type): Likewise.
11459 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
11461 * ggc-page.c (alloc_page):
11462 Substituting xmalloc, xcalloc with
11463 XNEWVEC and XCNEWVAR macros which add the
11466 2008-07-11 Richard Guenther <rguenther@suse.de>
11468 PR tree-optimization/36765
11469 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
11470 aliases from HEAP vars to SMTs.
11472 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11474 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
11475 * configure.ac (loose_warn): Move -Wc++-compat from here...
11476 (strict_warn): ...to here.
11477 * configure: Regenerate.
11479 2008-07-10 Joseph Myers <joseph@codesourcery.com>
11481 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
11482 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
11483 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
11484 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
11485 excluding more specific h8300-*-* and sh-*-* targets.
11487 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
11489 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
11490 (eliminate): Ditto.
11491 (execute_pre): Call loop_optimizer_finalize in early exit.
11493 2008-07-10 Jakub Jelinek <jakub@redhat.com>
11495 PR middle-end/36790
11496 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
11497 uids in the bitmap, not just VAR_DECL uids.
11499 PR rtl-optimization/36419
11500 * combine-stack-adj.c (adjust_frame_related_expr): New function.
11501 (combine_stack_adjustments_for_block): Call it if needed. Delete
11503 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
11504 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
11505 prologue sp adjustment.
11507 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
11510 * opts.c (print_ignored_options): Report postponed diagnostics for
11511 unknown -Wno-* options as warnings, not errors.
11512 (postpone_unknown_option_error): Renamed to...
11513 (postpone_unknown_option_warning): ... this.
11515 2008-07-09 Doug Kwan <dougkwan@google.com>
11518 2008-07-08 Doug Kwan <dougkwan@google.com>
11520 * config/arm/arm.opt (mandroid): New option.
11521 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11522 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11524 (CC1PLUS_SPEC): Same.
11526 (STARTFILE_SPEC): Same.
11527 (ENDFILE_SPEC): Same.
11528 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11531 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
11534 * config/mips/mips.h (reg_class): Remove V1_REG.
11535 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
11536 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
11537 instead of V1_REGS.
11538 (mips_get_tp): New function.
11539 (mips_legitimize_tls_address): Use it.
11540 * config/mips/constraints.md (v): Delete.
11541 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
11542 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
11543 After reload, split into a move and ...
11544 (*tls_get_tp_<mode>_split): ...this new instruction.
11546 2008-07-09 David Daney <ddaney@avtrex.com>
11548 * config/mips/driver-native.c: Include coretypes.h and tm.h.
11550 2008-07-09 Jakub Jelinek <jakub@redhat.com>
11552 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
11553 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
11555 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
11556 htab_delete should be called. Don't free c.
11557 (lookup_tmp_var): Create temp_htab lazily.
11558 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
11559 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
11561 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
11562 lower_omp_ordered, lower_omp_critical, lower_omp_for,
11563 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
11564 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
11565 * tree-sra.c (generate_element_init): Likewise.
11566 * tree-mudflap.c (execute_mudflap_function_ops,
11567 execute_mudflap_function_decls): Likewise.
11568 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
11569 * tree-gimple.h (struct gimplify_ctx): New type.
11570 (push_gimplify_context): Adjust prototype.
11572 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
11574 * tree-ssa-pre.c (phi_translate_1): Update placement of
11575 add_to_value calls.
11577 2008-07-09 Anatoly Sokolov <aesok@post.ru>
11579 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
11580 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
11581 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
11582 * targhooks.c (default_hard_regno_scratch_ok): New function.
11583 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
11584 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
11585 * recog.c: Include "target.h".
11586 (peep2_find_free_register): Add check for global regs. Add target
11588 * Makefile.in (recog.o): Depend on target.h.
11590 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
11592 * config/sh/sh.c (sh_canonical_va_list_type): New.
11593 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
11595 2008-07-09 Raksit Ashok <raksit@google.com>
11597 * doc/invoke.texi (Option Summary): Mention new option
11598 -Wdisallowed-function-list=...
11599 (Warning Options): Document -Wdisallowed-function-list=...
11600 * common.opt (Wdisallowed-function-list=): New flag.
11601 * flags.h (warn_disallowed_functions): External definition of new
11602 boolean warning flag.
11603 (warn_if_disallowed_function_p): Declare new function.
11604 * opts.c (warning_disallowed_functions): New static variable.
11605 (warn_disallowed_functions): New boolean warning flag.
11606 (warn_if_disallowed_function_p): New function.
11607 (add_comma_separated_to_vector): Rename
11608 add_instrument_functions_exclude_list to this.
11609 (common_handle_option): Handle new option. Rename calls to
11610 add_instrument_functions_exclude_list into calls to
11611 add_comma_separated_to_vector.
11612 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
11613 based on flag warn_disallowed_functions.
11615 2008-07-09 Christian Bruel <christian.bruel@st.com>
11617 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
11618 instead of get_attr_length.
11620 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11622 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
11624 * genemit.c (gen_insn): Likewise.
11625 * gengtype.c (note_def_vec): Likewise.
11626 * gengtype.h (note_def_vec): Likewise.
11627 * genoutput.c (struct data, output_insn_data, process_template,
11628 gen_expand, gen_split, note_constraint): Likewise.
11629 * genrecog.c (new_decision, add_to_sequence, factor_tests,
11630 make_insn_sequence): Likewise.
11631 * gensupport.c (record_insn_name): Likewise.
11633 2008-07-08 Doug Kwan <dougkwan@google.com>
11635 * config/arm/arm.opt (mandroid): New option.
11636 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11637 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11639 (CC1PLUS_SPEC): Same.
11641 (STARTFILE_SPEC): Same.
11642 (ENDFILE_SPEC): Same.
11643 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11646 2008-07-08 Raksit Ashok <raksit@google.com>
11648 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
11649 (set_storage_via_setmem): Fix expected_align parameter.
11650 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
11651 missing from the list.
11652 * doc/md.texi (movmem): Explicitly state that expected alignment is
11653 to be expressed in bytes.
11654 (setmem): Explicitly state that expected alignment is to be expressed
11657 2008-07-08 Joseph Myers <joseph@codesourcery.com>
11659 * reload.c (find_reloads_subreg_address): Do not require validity
11660 of address in original mode before reloading address.
11662 2008-07-07 Tianwei Sheng <tianweis@google.com>
11664 * df-core.c (df_remove_problem): Adjust the access to avoid out of
11665 bounds array access.
11667 2008-07-08 Jakub Jelinek <jakub@redhat.com>
11669 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
11671 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
11673 Fix PR tree-optimization/23455
11674 Fix PR tree-optimization/35286
11675 Fix PR tree-optimization/35287
11676 * Makefile.in (OBJS-common): Remove tree-vn.o.
11677 (tree-vn.o): Remove.
11678 * dbgcnt.def: Add treepre_insert debug counter.
11679 * gcc/tree-flow.h (add_to_value): Updated for other changes.
11680 (debug_value_expressions): Ditto.
11681 (print_value_expressions): Ditto.
11682 * tree-pretty-print.c (dump_generic_node): Updated for
11683 VALUE_HANDLE removal.
11684 * tree-ssa-dom.c (record_equality): Ditto.
11685 (cprop_operand): Ditto.
11686 (lookup_avail_expr): Ditto.
11687 * tree-ssa-threadedge.c
11688 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
11689 (simplify_control_stmt_condition): Ditto.
11690 * tree.c (tree_code_size): Ditto.
11691 (tree_node_structure): Ditto.
11692 (iterative_hash_expr): Ditto.
11694 * tree.h (VALUE_HANDLE_ID): Ditto.
11695 (VALUE_HANDLE_EXPR_SET): Ditto.
11696 (struct tree_value_handle): Ditto.
11697 (union tree_node): Ditto.
11698 * treestruct.def: Ditto.
11699 * tree-vn.c: Removed.
11700 * tree-ssa-pre.c: Rewritten entirely.
11701 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
11702 (constant_value_ids): Ditto.
11703 (vn_nary_op_t): Moved to header.
11705 (vn_reference_op_t): Ditto
11706 (vn_reference_t): Ditto.
11707 (next_value_id): New variable.
11708 (VN_INFO): Add an assert.
11709 (vn_constant_eq): New function.
11710 (vn_constant_hash): Ditto.
11711 (get_or_alloc_constant_value_id): Ditto.
11712 (value_id_constant_p): Ditto.
11713 (vn_reference_compute_hash): De-staticify.
11714 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
11715 Disable some code with a FIXME. Remove VALUE_HANDLE use.
11716 (valueize_refs): Update opcode if it changes from ssa name to constant.
11717 (vn_reference_lookup_1): Add new argument.
11718 (vn_reference_lookup): Ditto.
11719 (vn_reference_lookup_pieces): New function.
11720 (vn_reference_insert): Add return type. Modify to deal with value ids.
11721 (vn_reference_insert_pieces): New function.
11722 (vn_nary_op_compute_hash): De-staticify.
11723 (vn_nary_op_eq): Ditto.
11724 (vn_nary_op_lookup_pieces): New function.
11725 (vn_nary_op_lookup): Add new argument.
11726 (vn_nary_op_insert_pieces): New function.
11727 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
11728 (vn_phi_insert): Ditto.
11729 (visit_unary_op): Update for callee changes.
11730 (visit_binary_op): Ditto.
11731 (visit_reference_op_load): Ditto.
11732 (visit_reference_op_store): Ditto.
11733 (init_scc_vn): Init next_value_id, constant_to_value_id and
11734 constant_value_ids.
11735 (free_scc_vn): Free them.
11736 (set_hashtable_value_ids): New function.
11737 (run_scc_vn): Use it.
11738 (get_max_value_id): New function.
11739 (get_next_value_id): Ditto.
11740 (expressions_equal_p): Moved from tree-vn.c
11741 (sort_vuses): Ditto.
11742 (sort_vuses_heap): Ditto.
11743 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
11745 * tree.c (iterative_hash_hashval_t): Made non-static
11746 * tree.h (iterative_hash_hashval_t): Declare it.
11748 2008-07-08 Martin Jambor <mjambor@suse.cz>
11750 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
11751 instead of ipa_create_node_params.
11752 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
11753 ipa_check_create_edge_args, free them with
11754 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
11756 * ipa-prop.c: Include flags.h and tree-inline.h.
11757 (ipa_node_params_vector): New variable.
11758 (ipa_edge_args_vector): New variable.
11759 (edge_removal_hook_holder): New variable.
11760 (node_removal_hook_holder): New variable.
11761 (edge_duplication_hook_holder): New variable.
11762 (node_duplication_hook_holder): New variable.
11763 (ipa_detect_param_modifications): Check for presence of modified flags.
11764 (ipa_compute_jump_functions): Check for presence of jump functions.
11765 (ipa_free_edge_args_substructures): New function.
11766 (ipa_create_node_params): Removed.
11767 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
11768 (ipa_free_node_params_substructures): New function.
11769 (ipa_free_all_node_params): Changed to deallocate the on-the-side
11771 (ipa_edge_removal_hook): New function.
11772 (ipa_node_removal_hook): New function.
11773 (duplicate_array): New function.
11774 (ipa_edge_duplication_hook): New function.
11775 (ipa_node_duplication_hook): New function.
11776 (ipa_register_cgraph_hooks): New function.
11777 (ipa_unregister_cgraph_hooks): New function.
11778 (free_all_ipa_structures_after_ipa_cp): New function.
11780 * ipa-prop.h: Include vec.h.
11781 (ipa_node_params_t): New typedef with vector types for it.
11782 (ipa_edge_args_t): New typedef with vector types for it.
11783 (IPA_NODE_REF): Changed to access an on-the-side vector.
11784 (IPA_EDGE_REF): Changed to access an on-the-side vector.
11785 (ipa_check_create_node_params): New function.
11786 (ipa_check_create_edge_args): New function.
11788 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
11791 2008-07-07 Tom Tromey <tromey@redhat.com>
11793 * configure, config.in: Rebuilt.
11794 * configure.ac: Don't check for scandir or alphasort.
11796 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11798 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
11799 types immediately after creating them.
11801 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11803 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
11805 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
11807 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
11808 dump_constraint_graph.
11809 (dump_constraint_edge): New function.
11810 (dump_constraint_graph): New function.
11811 (debug_constraint_graph): New function.
11812 (dump_constraint): Removed useless comparison.
11813 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
11814 (dump_constraint_graph): Declare.
11815 (debug_constraint_graph): Declare.
11816 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
11818 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
11820 * config/i386/i386.c (is_va_list_char_pointer): New.
11821 (ix86_va_start): Replace compare with ms_va_list_type_node
11822 by is_va_list_char_pointer.
11823 (ix86_gimplify_va_arg): Likewise.
11825 2008-07-07 Martin Jambor <mjambor@suse.cz>
11827 * cgraph.c (cgraph_edge_max_uid): New variable.
11828 (struct cgraph_edge_hook_list): New type.
11829 (struct cgraph_node_hook_list): New type.
11830 (struct cgraph_2edge_hook_list): New type.
11831 (struct cgraph_2node_hook_list): New type.
11832 (first_cgraph_edge_removal_hook): New variable.
11833 (first_cgraph_node_removal_hook): New variable.
11834 (first_cgraph_edge_duplicated_hook): New variable.
11835 (first_cgraph_node_duplicated_hook): New variable.
11836 (cgraph_add_edge_removal_hook): New function.
11837 (cgraph_remove_edge_removal_hook): New function.
11838 (cgraph_call_edge_removal_hooks): New function.
11839 (cgraph_add_node_removal_hook): New function.
11840 (cgraph_remove_node_removal_hook): New function.
11841 (cgraph_call_node_removal_hooks): New function.
11842 (cgraph_add_edge_duplication_hook): New function.
11843 (cgraph_remove_edge_duplication_hook): New function.
11844 (cgraph_call_edge_duplication_hooks): New function.
11845 (cgraph_add_node_duplication_hook): New function.
11846 (cgraph_remove_node_duplication_hook): New function.
11847 (cgraph_call_node_duplication_hooks): New function.
11848 (cgraph_create_edge): Assign to edge uid.
11849 (cgraph_remove_edge): Call edge removal hooks.
11850 (cgraph_node_remove_callees): Call edge removal hooks.
11851 (cgraph_node_remove_callers): Call edge removal hooks.
11852 (cgraph_remove_node): Call node removal hooks.
11853 (cgraph_clone_edge): Call edge duplication hooks.
11854 (cgraph_clone_node): Call node duplication hooks.
11856 * cgraph.h (cgraph_edge): New field uid.
11857 (cgraph_edge_hook): New type.
11858 (cgraph_node_hook): New type.
11859 (cgraph_2edge_hook): New type.
11860 (cgraph_2node_hook): New type.
11862 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
11864 * config.in: Regenerate.
11866 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
11868 * gcc.c (print_sysroot): New.
11869 (option_map, display_help, process_command): Handle the
11870 -print-sysroot option.
11871 (main): Print the sysroot if requested.
11872 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
11874 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11877 * unwind-pe.h (size_of_encoded_value): add attribute unused.
11879 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
11881 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
11882 (assign_parm_setup_block_p): Also check mode of entry_parm.
11884 2008-07-07 Richard Guenther <rguenther@suse.de>
11886 * tree-ssa-structalias.h (set_used_smts): Remove.
11887 * tree-ssa-structalias.c (used_smts): Likewise.
11888 (set_used_smts): Likewise.
11889 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
11890 call to set_used_smts.
11892 2008-07-07 Richard Guenther <rguenther@suse.de>
11894 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
11895 (new_var_info): Set it to false.
11896 (solution_set_add): Correctly handle pointers outside a var and
11898 (type_safe): Treat variables with is_full_var properly.
11899 (do_sd_constraint): Likewise.
11900 (do_ds_constraint): Likewise.
11901 (process_constraint): Remove zeroing offset for !use_field_sensitive.
11902 (get_constraint_for_ptr_offset): New function.
11903 (get_constraint_for_component_ref): For addresses at least include
11904 the last field of the variable. Handle is_full_vars properly.
11905 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
11906 (handle_ptr_arith): Remove.
11907 (find_func_aliases): Simplify assignment handling.
11908 (create_function_info_for): For parameter and result varinfos set
11910 (create_variable_info_for): Set is_full_var flag whenever we
11911 just created a single varinfo for a decl.
11912 (init_alias_vars): Initialize use_field_sensitive from
11913 max-fields-for-field-sensitive parameter.
11915 2008-07-07 Richard Guenther <rguenther@suse.de>
11917 PR tree-optimization/36713
11918 * tree-flow-inline.h (is_call_used): New function.
11919 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
11920 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11921 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
11923 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11925 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
11927 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
11929 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
11931 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11932 Nathan Sidwell <nathan@codesourcery.com>
11934 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
11935 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
11937 * config/m68k/t-linux: New.
11938 * doc/install.texi: Document m68k-*-linux is now multilibbed by
11941 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
11943 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
11944 * config/m68k/m68k-devices.def: Remove multilibs that only differ
11947 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11949 * gcc.c (execute): Fix -Wc++-compat warning.
11951 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
11954 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
11955 constant for little endian.
11957 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
11959 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
11960 mips_base_mips16 instead of TARGET_MIPS16.
11961 (mips_base_mips16): Declare.
11962 * config/mips/mips.c (mips_base_mips16): Make global.
11963 (was_mips16_p): Remove GTY marker.
11964 (was_mips16_pch_p): New variable.
11965 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
11966 (mips_override_options): Force to non-MIPS16 mode initially.
11967 Do not complain about MIPS16 PIC incompatibilities here.
11968 Only allow -mgpopt if -mexplicit-relocs is in force for
11971 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
11973 * configure.ac: Check for caddr_t, define to char * if not defined.
11974 * configure: Regenerate.
11975 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
11976 (mmap_gt_pch_use_address): Likewise.
11977 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
11979 2008-07-06 Richard Guenther <rguenther@suse.de>
11981 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
11982 (new_var_info): Deal with it.
11983 (solution_set_add): Likewise.
11984 (bitpos_of_field): Make signed, fix.
11985 (struct fieldoff): Remove type and decl fields. Make size field
11986 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
11988 (fieldoff_compare): Deal with it.
11989 (push_fields_onto_fieldstack): Remove has_union argument, glob
11990 adjacent non-pointer fields together.
11991 (create_function_info_for): Do not set has_union.
11992 (create_variable_info_for): Simplify.
11994 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
11996 * config.gcc (extra_headers): Add cross-stdarg.h for target
11997 x86_64-*-* and i?86-*-*.
11998 * config/i386/cross-stdarg.h: New.
11999 * builtins.c (std_fn_abi_va_list): New.
12000 (std_canonical_va_list_type): New.
12001 (stabilize_va_list): Replace va_list_type_node use by
12002 mtarget.canonical_va_list_type.
12003 (gimplify_va_arg_expr): Likewise.
12004 (expand_builtin_va_copy): Replace va_list_type_node use by
12005 mtarget.fn_abi_va_list.
12006 * tree-sra.c (is_va_list_type): New helper.
12007 (decl_can_be_decomposed_p): Replace
12008 va_list_type_node use by is_va_list_type.
12009 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
12010 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
12011 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
12012 * config/i386/i386-protos.h (ix86_get_valist_type): New.
12013 (ix86_enum_va_list): New.
12014 * config/i386/i386.c (sysv_va_list_type_node): New.
12015 (ms_va_list_type_node): New.
12016 (ix86_function_type_abi): Remove sorry.
12017 (ix86_build_builtin_va_list_abi): New.
12018 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
12019 for 64-bit targets.
12020 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
12021 (ix86_init_builtins_va_builtins_abi): New.
12022 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
12023 for 64-bit targets.
12024 (ix86_handle_abi_attribute): New.
12025 (attribute_spec): Add sysv_abi and ms_abi.
12026 (ix86_fn_abi_va_list): New.
12027 (ix86_canonical_va_list_type): New.
12028 (ix86_enum_va_list): New.
12029 (TARGET_FN_ABI_VA_LIST): New.
12030 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12031 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
12032 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
12033 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12034 (TARGET_ENUM_VA_LIST): New.
12035 * expr.h (std_fn_abi_va_list): New.
12036 (std_canonical_va_list_type): New.
12037 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
12038 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12039 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
12040 TARGET_CANONICAL_VA_LIST_TYPE.
12041 * target.h (struct gcc_target): Add fn_abi_va_list hook
12042 and canonical_va_list_type hook.
12044 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12046 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
12047 integral and pointer types.
12049 2008-07-04 Roger Sayle <roger@eyesopen.com>
12051 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
12052 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
12054 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
12057 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
12059 2008-07-04 Jakub Jelinek <jakub@redhat.com>
12061 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
12062 build_gimple_modify_stmt.
12063 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
12064 gimple operand. Use fold_build* instead of build*.
12066 2008-07-04 Richard Guenther <rguenther@suse.de>
12068 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
12069 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
12070 properly to compute the reachability set if we do field-sensitive PTA.
12071 * invoke.texi (max-fields-for-field-sensitive): Document default.
12072 * opts.c (decode_options): Set max-fields-for-field-sensitive to
12073 100 for optimize >= 2.
12075 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12077 * ggc-zone.c (lookup_page_table_if_allocated,
12078 set_page_table_entry, zone_find_object_size, alloc_small_page,
12079 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
12080 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
12081 -Wc++-compat and/or -Wcast-qual warnings.
12083 2008-07-04 Alan Modra <amodra@bigpond.net.au>
12086 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
12087 pic_offset_table_rtx to be marked as used here.
12088 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
12089 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
12090 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
12091 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
12092 !TARGET_SECURE_PLT.
12094 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12096 * alloc-pool.c (hash_descriptor, eq_descriptor,
12097 alloc_pool_descriptor): Fix -Wc++-compat warnings.
12098 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
12100 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
12101 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
12102 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
12103 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
12106 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
12108 * tree-flow.h (loop_only_exit_p): Declare.
12109 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
12110 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
12111 the number of iterations if it is constant. Otherwise, if this is the
12112 only possible exit of the loop, use the conservative estimate on the
12113 number of iterations of the entire loop if available.
12115 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
12117 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
12118 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
12119 Add synchronization functions.
12120 * config/sync.c: New file.
12121 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
12122 (LIBGCC_SYNC_CFLAGS): Likewise.
12124 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
12127 * config/i386/i386.md (mode): Add TF to "mode" attribute.
12128 (*pushtf_sse): New insn pattern.
12129 (pushtf splitters): New splitters.
12131 2008-07-03 Michael Meissner <gnu@the-meissners.org>
12133 PR middle-end/35736
12134 * predict.c (build_predict_expr): Use void_type_node for the tree
12135 type, instead of NULL_TREE.
12137 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
12139 * config/i386/i386.c (contains_aligned_value_p): Return true
12141 (ix86_data_alignment): Align TCmode to 128bits.
12142 (ix86_local_alignment): Likewise.
12144 2008-07-03 Andrew Haley <aph@redhat.com>
12147 * vec.h (VEC_TA): New.
12148 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
12149 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
12150 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
12151 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
12152 (C_COMMON_FIXED_TYPES): Remove first arg.
12153 (C_COMMON_FIXED_MODE_TYPES): Likewise.
12154 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
12155 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
12156 not to use empty macro arguments.
12158 2008-07-02 Joseph Myers <joseph@codesourcery.com>
12160 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
12161 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
12162 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
12163 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
12164 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
12165 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
12166 config/ia64/crtn.asm, config/m68hc11/larith.asm,
12167 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
12168 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
12169 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
12170 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
12171 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
12172 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
12173 config/rs6000/e500crtres64gpr.asm,
12174 config/rs6000/e500crtres64gprctr.asm,
12175 config/rs6000/e500crtrest32gpr.asm,
12176 config/rs6000/e500crtrest64gpr.asm,
12177 config/rs6000/e500crtresx32gpr.asm,
12178 config/rs6000/e500crtresx64gpr.asm,
12179 config/rs6000/e500crtsav32gpr.asm,
12180 config/rs6000/e500crtsav64gpr.asm,
12181 config/rs6000/e500crtsav64gprctr.asm,
12182 config/rs6000/e500crtsavg32gpr.asm,
12183 config/rs6000/e500crtsavg64gpr.asm,
12184 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
12185 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
12186 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
12187 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
12188 config/sparc/sol2-cn.asm: Remove .file directives.
12190 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
12192 * resource.c (mark_referenced_resources): Look inside
12193 UNSPEC_VOLATILEs and ASM_INPUTs.
12195 2008-07-02 Ian Lance Taylor <iant@google.com>
12197 * rtlanal.c (add_reg_note): New function.
12198 * rtl.h (add_reg_note): Declare.
12199 * auto-inc-dec.c (attempt_change): Use add_reg_note.
12200 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
12201 * builtins.c (expand_builtin_longjmp): Likewise.
12202 (expand_builtin_nonlocal_goto): Likewise.
12203 * calls.c (emit_call_1, expand_call): Likewise.
12204 * cfgexpand.c (add_reg_br_prob_note): Likewise.
12205 * cfglayout.c (fixup_reorder_chain): Likewise.
12206 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
12207 (commit_one_edge_insertion): Likewise.
12208 * combine.c (move_deaths, distribute_notes): Likewise.
12209 * df-problems.c (df_set_note): Likewise.
12210 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
12211 (set_unique_reg_note): Likewise.
12212 (emit_copy_of_insn_after): Likewise.
12213 * expr.c (expand_expr_real): Likewise.
12214 * gcse.c (add_label_notes): Likewise.
12215 * haifa-sched.c (create_check_block_twin): Likewise.
12216 * jump.c (mark_jump_label_1): Likewise.
12217 * loop-doloop.c (add_test, doloop_modify): Likewise.
12218 * loop-unswitch.c (compare_and_jump_seq): Likewise.
12219 * lower-subreg.c (move_eh_region_note): Likewise.
12220 * optabs.c (emit_libcall_block): Likewise.
12221 * predict.c (predict_insn): Likewise.
12222 (combine_predictions_for_insn): Likewise.
12223 * recog.c (peephole2_optimize): Likewise.
12224 * regmove.c (try_auto_increment): Likewise.
12225 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
12226 * reload.c (find_reloads): Likewise.
12227 * reload1.c (fixup_eh_region_note): Likewise.
12228 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
12229 * reorg.c (delete_prior_computation): Likewise.
12230 (delete_computation, dbr_schedule): Likewise.
12231 * config/pa/pa.c (legitimize_pic_address): Likewise.
12232 * config/sh/sh.c (sh_reorg): Likewise.
12234 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12237 * config/libgcc-glibc.ver: Add %exclude.
12238 * config/m32r/libgcc-glibc.ver: Likwise.
12239 * config/s390/libgcc-glibc.ver: Likwise.
12240 * config/sh/libgcc-glibc.ver: Likwise.
12241 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
12243 * config/i386/libgcc-glibc.ver: New.
12245 * config/i386/libgcc-x86_64-glibc.ver: Removed.
12247 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12249 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
12250 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
12251 i[34567]86-*-linux*, x86_64-*-linux*. Add
12252 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
12253 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
12254 x86_64-*-linux*. Add i386/t-linux to tmake_file for
12255 i[34567]86-*-linux*, x86_64-*-linux*.
12257 * libgcc-std.ver: Add empty GCC_4.4.0.
12259 * mkmap-symver.awk: Support multiple versions per symbol.
12261 * config/i386/i386.c (ix86_init_builtins): Always define
12262 __builtin_fabsq and __builtin_copysignq with fallbacks.
12263 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
12264 and __builtin_copysignq if SSE2 isn't available.
12266 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
12267 (LIBGCC2_TF_CEXT): Likwise.
12268 (TF_SIZE): Likwise.
12270 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
12272 * config/i386/sfp-machine.h: Moved to libgcc.
12274 * config/i386/sfp-machine.h: New.
12275 * config/i386/t-linux: Likwise.
12277 * config/i386/t-darwin: Remove softfp_wrap_start and
12279 * config/i386/t-darwin64: Likewise.
12281 * config/i386/t-fprules-softfp64: Renamed to ...
12282 * config/i386/t-fprules-softfp: This.
12284 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
12285 and softfp_wrap_end.
12287 2008-07-02 Jason Merrill <jason@redhat.com>
12289 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
12291 * tree.c (ctor_to_list): New fn.
12292 * tree.h: Declare it.
12293 (CONSTRUCTOR_ELT): New macro.
12294 (CONSTRUCTOR_NELTS): New macro.
12296 2008-07-02 Richard Guenther <rguenther@suse.de>
12298 * tree-ssa-structalias.c (struct variable_info): Reorder
12299 to fill padding on 64bit hosts. Make collapsed_to an int.
12300 (get_varinfo_fc): Deal with that.
12301 (new_var_info): Likewise.
12302 (collapse_rest_of_var): Likewise.
12304 2008-07-02 Joshua Sumali <jsumali@redhat.com>
12306 * doc/install.texi (--enable-java-home): Document.
12307 (--enable-aot-compile-rpm): Likewise.
12308 (--with-arch-directory): Likewise.
12309 (--with-os-directory): Likewise.
12310 (--with-origin-name): Likewise.
12311 (--with-arch-suffix): Likewise.
12312 (--with-jvm-root-dir): Likewise.
12313 (--with-jvm-jar-dir): Likewise.
12314 (--with-python-dir): Likewise.
12316 2008-07-02 Richard Guenther <rguenther@suse.de>
12318 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
12319 from decls explicitly. Merge operand checking from tuples.
12321 2008-07-02 Martin Jambor <mjambor@suse.cz>
12323 * tree-switch-conversion.c: Included timevar.h which I forgot before.
12325 2008-07-02 Martin Jambor <mjambor@suse.cz>
12327 * tree-switch-conversion.c: Included timevar.h
12328 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
12330 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
12332 2008-07-02 Martin Jambor <mjambor@suse.cz>
12334 * tree-switch-conversion.c: Corrected various comments and
12336 (build_constructors): Fixed minor formatting mistakes.
12338 * invoke.texi (Optimize Options): Corrected the
12339 switch-conversion-max-branch-ratio parameter.
12341 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
12343 * final.c (asm_insn_count): Return zero for an empty asm body.
12345 2008-07-02 Richard Guenther <rguenther@suse.de>
12347 * bitmap.h (bitmap_set_bit): Return bool.
12348 (bitmap_clear_bit): Likewise.
12349 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
12350 write to the bitmap if it would.
12351 (bitmap_clear_bit): Likewise.
12352 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
12353 bitmap_set_bit return value.
12354 (add_pred_graph_edge): Likewise.
12355 (add_graph_edge): Likewise.
12356 (do_sd_constraint): Likewise.
12357 (do_ds_constraint): Likewise.
12359 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12361 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
12362 Fix -Wc++-compat and/or -Wcast-qual warnings.
12363 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
12364 gen_regparm_prefix): Likewise.
12365 * vmsdbgout.c (write_modbeg, lookup_filename,
12366 vmsdbgout_source_line, vmsdbgout_init): Likewise.
12368 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
12370 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
12371 defaults.h definition apply.
12373 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12375 * function.c (assign_parm_remove_parallels): New.
12376 (assign_parm_setup_block_p): Do not return true for non-BLKmode
12378 (assign_parm_setup_block): Do not handle them.
12379 (assign_parm_setup_reg, assign_parm_setup_stack): Call
12380 assign_parm_remove_parallels.
12382 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12384 * c-typeck.c (convert_for_assignment): Use
12385 vector_targets_convertible_p.
12386 * c-common.c (vector_targets_convertible_p): New.
12387 * c-common.h (vector_targets_convertible_p): New prototype.
12388 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
12389 opaque_p_V2SI_type_node.
12391 2008-07-01 Steve Ellcey <sje@cup.hp.com>
12393 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
12396 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
12398 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
12399 TFmode constants via two element DImode vector for hosts with
12400 HOST_BITS_PER_WIDE_INT < 64.
12401 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
12402 also for HOST_BITS_PER_WIDE_INT < 64.
12404 2008-07-01 Richard Guenther <rguenther@suse.de>
12406 PR tree-optimization/36666
12407 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
12408 (get_constraint_exp_from_ssa_var): Split into ...
12409 (get_constraint_exp_for_temp): ... this ...
12410 (get_constraint_for_ssa_var): ... and that.
12411 Return constraint expressions for all touched sub-fields
12412 if the results address is not taken.
12413 (process_constraint): Remove assertion that aggregate
12414 assignments do not happen at this place.
12415 (get_constraint_for_component_ref): Add address_p argument.
12416 Return constraint expressions for all touched sub-fields
12417 if the results address is not taken.
12418 (do_deref): Use get_constraint_exp_for_temp.
12419 (get_constraint_for_1): Rename from ...
12420 (get_constraint_for): ... this. Add the old function as wrapper.
12421 (do_structure_copy): Use get_constraint_for_1.
12423 2008-07-01 Martin Jambor <mjambor@suse.cz>
12425 * Makefile.in (tree-switch-conversion.o): Add.
12426 (OBJS-common): Add tree-swtch-conversion.o.
12427 * passes.c (init_optimization_passes): Add pass_convert_switch.
12428 * tree-pass.h: (pass_convert_switch): Add.
12429 * tree-switch-conversion.c: New file.
12430 * gcc.dg/tree-ssa/cswtch.c: New testcase.
12431 * common.opt (ftree-cswtch): New option.
12432 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12433 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12434 * opts.c (decode_options): Set flag_tree_switch_conversion when
12435 optimization level is >= 2.
12436 * doc/invoke.texi (Optimize Options): Added description of
12437 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
12439 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12441 * config/darwin-driver.c (darwin_default_min_version): Fix
12442 -Wc++-compat warnings.
12444 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
12446 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
12449 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12451 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
12453 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12455 PR rtl-optimization/34744
12456 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
12457 (df_scan_free_internal): Free data structures not
12458 allocated in storage pools.
12459 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
12460 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
12461 df_scan_free_mws_vec.
12462 * dse.c (dse_step6): Free offset_map_p and offset_map_n
12465 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
12467 * config/i386/i386.c (contains_aligned_value_p): Return true
12469 (ix86_function_arg_boundary): Return its natural boundary
12471 (return_in_memory_32): Don't check TDmode.
12472 (ix86_split_to_parts): Support splitting into 4 parts and
12473 support TFmode for 32bit target.
12474 (ix86_split_long_move): Support splitting into 4 parts.
12475 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
12477 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
12478 (ix86_init_builtins): Here.
12479 (ix86_scalar_mode_supported_p): Always return true for TFmode.
12480 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
12481 'q' and 'w', respectively.
12483 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
12485 (movtf_internal): Likewise.
12486 (<code>tf2): Likewise.
12487 (*absnegtf2_sse): Likewise.
12488 (copysign<mode>3): Likewise.
12489 (copysign<mode>3_const): Likewise.
12490 (copysign<mode>3_var): Likewise.
12491 (define_split UNSPEC_COPYSIGN): Likewise.
12492 * config/i386/sse.md (*nandtf3): Likewise.
12493 (<code>tf3): Likewise.
12494 (*<code>tf3): Likewise.
12496 2008-06-30 Joey Ye <joey.ye@intel.com>
12497 H.J. Lu <hongjiu.lu@intel.com>
12499 * global.c (compute_regsets): Set frame_pointer_needed here.
12500 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
12502 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12504 * doc/install.texi (specific): Expand Windows build notes.
12506 2008-06-30 Ira Rosen <irar@il.ibm.com>
12508 PR tree-optimization/36648
12509 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
12510 number of prolog iterations by step. Fix the comment.
12512 2008-06-30 Richard Guenther <rguenther@suse.de>
12514 PR middle-end/36671
12515 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
12516 handle calls from ECF_MALLOC functions.
12517 (handle_pure_call): ECF_MALLOC functions do not return
12519 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
12521 2008-06-29 Andreas Schwab <schwab@suse.de>
12523 * config/m68k/m68k.c (print_operand): Always print a float
12525 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
12526 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
12529 * config/rs6000/x-linux64: Remove never used file.
12531 2008-06-29 Richard Guenther <rguenther@suse.de>
12533 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
12535 (struct alias_info): Move ...
12536 * tree-ssa-alias.c: ... here.
12537 (update_alias_info): Declare.
12538 (compute_may_aliases): Call it.
12539 (update_alias_info): New function.
12540 * tree-ssa-structalias.c (update_alias_info): Move ...
12541 * tree-ssa-alias.c (update_alias_info_1): ... here.
12542 * tree-ssa-structalias.c (process_constraint_1): Remove
12543 unused from_call argument. Rename to ...
12544 (process_constraint): ... this. Delete old wrapper.
12545 (make_constraint_to): Adjust callers.
12546 (handle_const_call): Likewise.
12547 (handle_pure_call): Likewise.
12548 (init_base_vars): Likewise.
12549 (handle_lhs_call): Likewise. Remove unnecessary constraint.
12550 (find_func_aliases): We don't need structure copies for
12552 (make_constraint_from_anything): Remove.
12553 (create_variable_info_for): For globals make constraints
12554 from escaped, not from anything.
12555 (compute_points_to_sets): Do not call update_alias_info.
12556 (ipa_pta_execute): Use make_constraint_from.
12558 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12560 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
12561 (bitmap.o-warn, dominance.o-warn): New.
12562 * configure.ac (cxx_compat_warn): Delete.
12563 (loose_warn): Add -Wcast-qual and -Wc++-compat.
12564 * system.h: Remove #pragma diagnostic for -Wcast-qual and
12566 * configure: Regenerate.
12568 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
12571 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12573 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
12574 * df-scan.c (df_notes_rescan): Likewise.
12575 * ggc-page.c (set_page_table_entry): Likewise.
12576 * intl.c (gcc_gettext_width): Likewise.
12577 * varasm.c (get_unnamed_section, get_noswitch_section,
12578 get_section): Likewise.
12580 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
12582 * regrename.c (build_def_use): Don't copy RTX.
12584 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
12586 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
12587 (Type Attributes): Fix nesting of @table and @subsection. Adjust
12588 punctuation. Use @ref instead of @xref.
12589 (Function Names): Remove stray @display/@end display.
12590 (C++ Attributes): Use @ref instead of @xref.
12591 (Deprecated Features): Fix punctuation around @xref.
12592 (Backwards Compatibility): Likewise.
12593 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
12595 2008-06-28 Joseph Myers <joseph@codesourcery.com>
12597 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
12598 constants for E500 double.
12600 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12602 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
12603 element type of const_vector.
12605 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
12607 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
12608 Remove FLAGS_REG clobber from expander pattern.
12609 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
12610 (anddi3, andsi3, andhi3, andqi3): Ditto.
12611 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
12612 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
12613 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
12614 (ashlsi3, ashlhi3, ashlqi3): Ditto.
12615 (ashrsi3, ashrhi3, ashrqi3): Ditto.
12616 (lshrsi3, lshrhi3, lshrqi3): Ditto.
12617 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
12618 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
12620 2008-06-28 Richard Guenther <rguenther@suse.de>
12622 * tree-ssa-structalias.c (callused_id, var_callused,
12623 callused_tree): Add.
12624 (handle_pure_call): New function.
12625 (find_func_aliases): Call it.
12626 (find_what_p_points_to): Handle the call-used set.
12627 (clobber_what_escaped): Likewise.
12628 (compute_call_used_vars): New function.
12629 (init_base_vars): Init the call-used variable.
12630 (do_sd_constraint): Do not propagate the solution from CALLUSED
12631 but use CALLUSED as a placeholder.
12632 (solve_graph): Likewise.
12633 * tree-flow-inline.h (gimple_call_used_vars): New function.
12634 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
12635 (compute_call_used_vars): Declare.
12636 * tree-ssa-alias.c (set_initial_properties): Call
12637 compute_call_used_vars.
12638 (reset_alias_info): Clear call-used variables.
12639 (add_call_clobber_ops): Assert we are not called for const/pure
12640 functions. Remove handling of them.
12641 (add_call_read_ops): Handle pure functions by adding the
12642 call-used set of variables as VUSEs.
12643 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
12644 (delete_tree_ssa): Free it.
12645 * tree-dfa.c (remove_referenced_var): Clear the var from the
12648 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
12650 * tree.c (build_varargs_function_type_list): New.
12651 (build_function_type_list_1): New.
12652 (build_function_type_list): Use build_function_type_list_1.
12653 * tree.h (build_varargs_function_type_list): New.
12655 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12658 * config/spu/spu.c (spu_builtin_splats): Do not generate
12659 invalid CONST_VECTOR expressions.
12660 (spu_expand_vector_init): Likewise.
12662 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
12664 * optabs.c (libfunc_decls): New variable.
12665 (libfunc_decl_hash, libfunc_decl_eq): New functions.
12666 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
12667 for the same function twice.
12669 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
12671 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
12672 ix86_expand_binary_operator directly.
12673 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
12675 (*ashrti3_1): Ditto.
12676 (*lshrti3_1): Ditto.
12677 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
12678 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
12679 using only one splitter. Conditionaly execute splitter before or
12680 after peephole2 pass.
12681 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
12682 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
12683 Use only one alternative in asm template.
12684 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
12686 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
12687 "J" operand constraint for operand 2.
12688 (*ashldi3_cconly_rex64): Ditto.
12689 (*ashrdi3_cmp_rex64): Ditto.
12690 (*ashrdi3_cconly_rex64): Ditto.
12691 (*lshrdi3_cmp_rex64): Ditto.
12692 (*lshrdi3_cconly_rex64): Ditto.
12693 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
12694 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
12695 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
12698 2008-06-27 Jakub Jelinek <jakub@redhat.com>
12700 * gimplify.c (omp_is_private): Don't return true if decl is not
12701 already private on #pragma omp for or #pragma omp parallel for.
12704 * tree-cfg.c (struct move_stmt_d): Replace block field with
12705 orig_block and new_block fields.
12706 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
12707 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
12708 (move_block_to_fn): Replace vars_map and new_label_map arguments
12709 with struct move_stmt_d pointer.
12710 (replace_block_vars_by_duplicates): New function.
12711 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
12712 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
12713 all subblocks of ORIG_BLOCK to the new function. Call
12714 replace_block_vars_by_duplicates.
12715 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
12716 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
12717 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
12718 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
12719 (expand_omp): Temporarily set input_location to the location of
12720 region's controlling stmt.
12721 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
12722 BIND_EXPR, push ctx->block_vars and gimplification vars into
12723 the BIND_EXPR and its block's BLOCK_VARS instead of directly
12724 into dest function.
12725 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
12726 there are any BLOCK_VARS.
12727 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
12728 OMP_PARALLEL or OMP_TASK stmt.
12729 (lower_omp): Save and restore input_location around the lower_omp_1
12732 2008-06-27 Richard Guenther <rguenther@suse.de>
12734 PR tree-optimization/36400
12735 PR tree-optimization/36373
12736 PR tree-optimization/36344
12737 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
12738 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
12739 (update_alias_info): Remove call clobbering code.
12740 (make_constraint_to): New helper function.
12741 (make_escape_constraint): Likewise.
12742 (handle_rhs_call): Use it on all pointer containing arguments.
12743 Also mark the static chain escaped.
12744 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
12745 instead of ANYTHING.
12746 (make_constraint_from): New helper split out from ...
12747 (make_constraint_from_anything): ... here.
12748 (find_func_aliases): Add constraints for escape sites.
12749 (intra_create_variable_infos): Make constraints from NONLOCAL
12751 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
12753 (clobber_what_p_points_to): Remove.
12754 (clobber_what_escaped): New function.
12755 (init_base_vars): Init NONLOCAL and ESCAPED.
12756 (do_sd_constraint): Do not propagate the solution from ESCAPED
12757 but use ESCAPED as a placeholder.
12758 (solve_graph): Likewise.
12759 * tree-flow.h (clobber_what_p_points_to): Remove.
12760 (clobber_what_escaped): Declare.
12761 * tree-ssa-alias.c (set_initial_properties): Call it.
12762 Remove code clobbering escaped pointers.
12764 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12766 * function.c (allocate_struct_function): Only allocate a unique
12767 funcdef_no if the decl is nonzero.
12769 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12771 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
12772 * config/mips/mips.c (mips_split_const_insns): New function.
12773 * config/mips/mips.md (move_type): New attribute.
12774 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
12775 (dword_mode): New attribute.
12776 (type): Avoid long line. Map "move_type"s to "type"s,
12777 choosing "multi" for doubleword moves if appropriate.
12778 Swap MTC/MFC comments to match their declaration order.
12779 (extended_mips16): Default to "yes" if "move_type" is "sll0",
12780 "type" is "branch" or "jal" is "direct".
12781 (length): Handle "extended_mips16" first. Make the default
12782 "0" for "ghost" instructions. Set the length from "move_type".
12783 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
12784 of "type", with "sll0" for the register alternative. Remove the
12785 "extended_mips16" attribute.
12786 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
12787 of "type", with "shift_shift" for the register alternative.
12788 Remove the "length" attribute.
12789 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
12790 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
12791 of "type", with "andi" for the register alternative.
12792 (*zero_extendqihi2): Likewise.
12793 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
12794 of "andi" instead of a "type" of "arith".
12795 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
12797 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
12798 (mov_<store>r, *mov<mode>_ra): Likewise.
12799 (extendsidi2): Use "move_type" instead of "type", with "move"
12800 for the register alternative.
12801 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
12802 of "type", with "signext" for the register alternative.
12803 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
12804 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
12805 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
12806 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
12807 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
12808 (unnamed branch insn): Likewise.
12809 (*movdi_gp32_fp64): Fold into...
12810 (*movdi_32bit): ...here.
12811 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
12812 (*movdf_hardfloat): ...this new pattern.
12813 (*movdf_softfloat): Remove redundant FPR alternatives.
12814 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
12815 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
12816 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
12817 the "move" attribute.
12818 (*movdi_32bit): Use "move_type" instead of "type" and remove the
12819 "length" attribute. Use "fpload" and "fpstore" instead of "load"
12820 and "store" for COP loads and stores.
12821 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
12822 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
12823 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
12824 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
12825 (*movtf_mips16, *movv2sf): Likewise.
12826 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
12827 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
12828 (mfhc1<mode>): Use "move_type" instead of "move".
12829 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
12830 (loadgp_blockage): Remove the "length" attribute.
12831 (blockage, set_got_version, update_got_version): Likewise.
12832 (call_internal): Remove the "extended_mips16" attribute.
12833 (call_value_internal, call_value_multiple_internal): Likewise.
12834 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
12836 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
12837 the "length" attribute.
12839 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12841 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
12842 -Wcast-qual warnings.
12843 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
12844 handle_pragma_pop_macro): Likewise.
12845 * collect2.c (resolve_lib_name): Likewise.
12846 * config/arc/arc.c (arc_init): Likewise.
12847 * config/arm/arm.c (neon_builtin_compare,
12848 locate_neon_builtin_icode): Likewise.
12849 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
12850 * config/bfin/bfin.c (bfin_init_machine_status,
12851 bfin_optimize_loop): Likewise.
12852 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
12853 * config/cris/cris.c (cris_init_expanders): Likewise.
12854 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
12855 * config/darwin.c (machopic_indirection_eq,
12856 machopic_indirection_name, machopic_output_indirection): Likewise.
12857 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
12858 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
12859 frv_optimize_membar): Likewise.
12860 * config/i386/cygwin.h (mingw_scan,
12861 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
12862 * config/i386/cygwin1.c (mingw_scan): Likewise.
12863 * config/i386/i386.c (machopic_output_stub): Likewise.
12864 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
12865 i386_pe_unique_section): Likewise.
12866 * config/ia64/ia64.c (ia64_init_machine_status,
12867 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
12869 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
12870 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
12871 * config/m68k/m68k.c (m68k_handle_option,
12872 m68k_sched_md_init_global): Likewise.
12873 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
12874 mcore_unique_section): Likewise.
12875 * config/mips/mips.c (mips_block_move_straight,
12876 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
12878 * config/mmix/mmix.c (mmix_init_machine_status,
12879 mmix_encode_section_info): Likewise.
12880 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
12881 * config/rs6000/rs6000.c (rs6000_init_machine_status,
12882 print_operand_address, output_toc, redefine_groups,
12883 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
12884 * config/s390/s390.c (s390_init_machine_status): Likewise.
12885 * config/score/score.c (score_block_move_straight,
12886 score_block_move_loop_body): Likewise.
12887 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
12888 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
12889 * emit-rtl.c (find_auto_inc): Likewise.
12890 * gcc.c (translate_options, process_command): Likewise.
12891 * reorg.c (dbr_schedule): Likewise.
12892 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
12893 * xcoffout.c (xcoffout_declare_function): Likewise.
12895 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
12897 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
12898 ipa-pta working again.
12900 2008-06-27 David Edelsohn <edelsohn@gnu.org>
12902 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
12905 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
12907 * config.gcc (powerpc*-*-*): Add new core e500mc.
12908 * config/rs6000/e500mc.md: New file.
12909 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12911 (rs6000_override_options): Add e500mc case to
12912 processor_target_table. Altivec and Spe options not allowed
12913 with e500mc. Add isel instruction to e500mc by
12914 default. Initialize rs6000_cost for e500mc.
12915 (rs6000_issue_rate): Set issue rate for e500mc.
12916 * config/rs6000/rs6000.h (processor_type): Add
12917 PROCESSOR_PPCE500MC.
12918 (ASM_CPU_SPEC): Add e500mc.
12919 Set TARGET_ISEL to rs6000_isel.
12920 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
12921 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
12922 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
12924 * doc/invoke.texi: Add e500mc to list of cpus.
12926 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12929 * c-lex.c (lex_charconst): Initialize unsignedp.
12931 2008-06-27 Olivier Hainque <hainque@adacore.com>
12933 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
12934 documented assumptions.
12936 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
12938 * dwarf2out.c: Remove trailing white spaces. Break long line
12941 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
12943 * libfuncs.h (LTI_synchronize): New libfunc_index.
12944 (synchronize_libfunc): Declare.
12945 * builtins.c (expand_builtin_synchronize): Consider using
12946 synchronize_libfunc before falling back on an asm blockage.
12947 * config/mips/mips.c: Include libfuncs.h
12948 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
12950 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
12952 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
12953 parameter. Copy stack_reg to r11 where appropriate.
12954 (no_global_regs_above): Add gpr parameter.
12955 (rs6000_stack_info): Only add padding for SPE save area if we
12956 are saving SPE GPRs and CR.
12957 (saveres_routine_syms): New variable.
12958 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
12960 (rs6000_savres_routine_sym): New function.
12961 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
12963 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
12964 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
12965 Tweak FPR out-of-line saving.
12966 (rs6000_make_savres_rtx): New function.
12967 (rs6000_use_multiple_p): New function.
12968 (rs6000_savres_strategy): New function.
12969 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
12970 out-of-line if appropriate.
12971 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
12972 if we are optimizing for size.
12973 (GP_SAVE_INLINE): Define.
12974 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
12975 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
12976 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
12977 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
12978 (*save_fpregs_<mode>): Add use of r11.
12979 (*restore_gpregs_<mode>): New insn.
12980 (*return_and_restore_gpregs_<mode>): New insn.
12981 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
12983 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
12984 (*restore_gpregs_spe): New insn.
12985 (*return_and_restore_gpregs_spe): New insn.
12986 * config/rs6000/predicates.md (save_world_operation): Fix check.
12988 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12990 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
12991 this point, so assert that.
12993 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12995 * cfganal.c: Include vec.h and vecprim.h.
12996 (compute_idf): Import from...
12997 * tree-into-ssa (compute_idf): ...here.
12998 * basic-block.h (compute_idf): Export.
13000 2008-06-26 Joseph Myers <joseph@codesourcery.com>
13002 * c-decl.c (merge_decls): Use !current_function_decl to check for
13003 extern declaration of C99 inline function being at file scope.
13005 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
13007 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
13009 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13011 * alias.c (record_alias_subset, init_alias_analysis): Fix
13012 -Wc++-compat and/or -Wcast-qual warnings.
13013 * attribs.c (lookup_attribute_spec): Likewise.
13014 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
13015 copy_bb, connect_traces,
13016 find_rarely_executed_basic_blocks_and_cr): Likewise.
13017 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
13018 note_btr_set, migrate_btr_defs): Likewise.
13019 * builtins.c (result_vector, expand_builtin_memcpy,
13020 expand_builtin_mempcpy_args, expand_builtin_strncpy,
13021 builtin_memset_read_str, expand_builtin_printf,
13022 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
13024 * caller-save.c (mark_set_regs): Likewise.
13025 * calls.c (expand_call, emit_library_call_value_1): Likewise.
13026 * cgraph.c (cgraph_edge): Likewise.
13027 * combine.c (likely_spilled_retval_1): Likewise.
13028 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
13029 htab_counts_entry_del, get_coverage_counts): Likewise.
13030 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
13031 new_cselib_val): Likewise.
13032 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
13033 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
13035 * df-core.c (df_compact_blocks): Likewise.
13036 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
13037 * df-scan.c (df_grow_reg_info, df_ref_create,
13038 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
13039 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
13040 df_record_entry_block_defs, df_record_exit_block_uses,
13041 df_bb_verify): Likewise.
13042 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
13043 DF_REF_EXTRACT_MODE_CONST): New.
13044 * dominance.c (get_immediate_dominator, get_dominated_by,
13045 nearest_common_dominator, root_of_dom_tree,
13046 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
13047 -Wc++-compat and/or -Wcast-qual warnings.
13048 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
13049 record_store, replace_read, check_mem_read_rtx, scan_insn,
13050 dse_step1, dse_record_singleton_alias_set): Likewise.
13051 * dwarf2asm.c (dw2_force_const_mem): Likewise.
13053 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13055 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
13056 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
13057 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
13058 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
13059 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
13060 add_ranges_num, add_ranges_by_labels, file_info_cmp,
13061 file_name_acquire, output_file_names, add_const_value_attribute,
13062 premark_used_types_helper, file_table_eq, file_table_hash,
13063 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
13064 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
13065 -Wcast-qual warnings.
13066 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
13067 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
13068 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
13069 gen_reg_rtx, start_sequence, init_emit): Likewise.
13070 * et-forest.c (et_new_occ, et_new_tree): Likewise.
13071 * except.c (init_eh_for_function, gen_eh_region,
13072 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
13073 arh_to_landing_pad, arh_to_label, add_action_record,
13074 add_call_site, switch_to_exception_section): Likewise.
13075 * expmed.c (synth_mult): Likewise.
13076 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
13077 store_expr): Likewise.
13078 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
13080 * function.c (assign_stack_temp_for_type,
13081 allocate_struct_function, match_asm_constraints_1): Likewise.
13082 * gcov-io.c (gcov_allocate): Likewise.
13083 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
13084 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
13085 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
13086 record_one_set, insert_expr_in_table, insert_set_in_table,
13087 dump_hash_table, compute_hash_table_work, alloc_hash_table,
13088 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
13089 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
13090 -Wcast-qual warnings.
13092 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13094 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
13095 -Wcast-qual warnings.
13096 * gcc.c (process_command): Likewise.
13097 * genattrtab.c (oballoc): Use XOBNEW.
13098 (oballocvec): Define.
13099 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
13100 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
13101 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
13102 -Wc++-compat and/or -Wcast-qual warnings.
13103 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
13104 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
13105 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
13106 gen_presence_absence_set, gen_automaton, gen_regexp_el,
13107 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
13108 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
13109 add_excls, process_presence_absence_names,
13110 process_presence_absence_patterns, add_presence_absence,
13111 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
13112 get_free_state, add_arc, get_free_automata_list_el,
13113 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
13114 transform_3, cache_presence, create_ainsns, create_automata,
13115 create_state_ainsn_table, dfa_insn_code_enlarge,
13116 output_trans_func, output_min_issue_delay_func,
13117 output_dead_lock_func, output_reset_func,
13118 output_get_cpu_unit_code_func, output_dfa_start_func,
13119 expand_automata): Likewise.
13120 * genextract.c (gen_insn): Likewise.
13121 * gengtype-lex.l: Likewise.
13122 * gengtype.c (read_input_list, adjust_field_type,
13123 process_gc_options): Likewise.
13124 * genoutput.c (note_constraint): Likewise.
13125 * genpreds.c (mangle, add_constraint): Likewise.
13126 * genrecog.c (process_define_predicate, new_decision,
13127 add_to_sequence): Likewise.
13128 * gensupport.c (record_insn_name): Likewise.
13130 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13132 * config/i386/driver-i386.c (detect_caches_amd,
13133 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
13134 and/or -Wcast-qual warnings.
13135 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
13136 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
13137 gt_pch_save): Likewise.
13138 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
13139 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
13140 * global.c (compute_regsets): Likewise.
13141 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
13142 finish_graph_dump_file): Likewise.
13143 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
13144 unlink_bb_notes): Likewise.
13145 * integrate.c (get_hard_reg_initial_val): Likewise.
13146 * ipa-prop.c (ipa_push_func_to_list): Likewise.
13147 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
13148 * local-alloc.c (update_equiv_regs): Likewise.
13149 * loop-invariant.c (check_invariant_table_size,
13150 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
13152 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
13153 altered_reg_used, mark_altered): Likewise.
13154 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
13155 insert_var_expansion_initialization,
13156 combine_var_copies_in_loop_exit, apply_opt_in_copies,
13157 release_var_copies): Likewise.
13158 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
13159 analyze_matrix_decl, add_allocation_site, analyze_transpose,
13160 analyze_accesses_for_phi_node, check_var_notmodified_p,
13161 check_allocation_function, find_sites_in_func,
13162 record_all_accesses_in_func, transform_access_sites,
13163 transform_allocation_sites): Likewise.
13164 * omp-low.c (new_omp_region, create_omp_child_function_name,
13165 check_omp_nesting_restrictions, check_combined_parallel,
13166 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
13167 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
13168 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
13169 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
13171 * opts-common.c (prune_options): Likewise.
13172 * opts.c (add_input_filename, print_filtered_help,
13173 get_option_state): Likewise.
13174 * params.c (add_params): Likewise.
13175 * passes.c (set_pass_for_id, next_pass_1,
13176 do_per_function_toporder, pass_fini_dump_file): Likewise.
13177 * postreload.c (reload_cse_simplify_operands): Likewise.
13178 * predict.c (tree_predicted_by_p, tree_predict_edge,
13179 clear_bb_predictions, combine_predictions_for_bb): Likewise.
13181 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13183 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
13185 * recog.c (check_asm_operands, validate_change_1): Likewise.
13186 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
13187 subst_asm_stack_regs): Likewise.
13188 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
13189 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
13190 * regmove.c (reg_is_remote_constant_p): Likewise.
13191 * regrename.c (regrename_optimize, scan_rtx_reg,
13192 kill_clobbered_value, kill_set_value, kill_autoinc_value):
13194 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
13195 regstat_compute_calls_crossed): Likewise.
13196 * reload1.c (init_reload, new_insn_chain,
13197 has_nonexceptional_receiver, reload, copy_reloads,
13198 calculate_needs_all_insns, init_elim_table): Likewise.
13199 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
13200 * rtl.c (shallow_copy_rtx_stat): Likewise.
13201 * rtlanal.c (parms_set): Likewise.
13202 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
13203 sbitmap_resize, sbitmap_vector_alloc): Likewise.
13204 * sched-ebb.c (earliest_block_with_similiar_load,
13205 add_deps_for_risky_insns): Likewise.
13206 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
13207 schedule_region): Likewise.
13208 * see.c (eq_descriptor_pre_extension,
13209 hash_descriptor_pre_extension, hash_del_pre_extension,
13210 eq_descriptor_properties, hash_descriptor_properties,
13211 hash_del_properties, see_seek_pre_extension_expr,
13212 see_initialize_data_structures, see_print_register_properties,
13213 see_print_pre_extension_expr, see_delete_merged_def_extension,
13214 see_delete_unmerged_def_extension, see_emit_use_extension,
13215 see_pre_delete_extension, see_map_extension, see_commit_changes,
13216 see_analyze_merged_def_local_prop,
13217 see_analyze_merged_def_local_prop,
13218 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
13219 see_set_prop_merged_def, see_set_prop_unmerged_def,
13220 see_set_prop_unmerged_use, see_print_one_extension,
13221 see_merge_one_use_extension, see_merge_one_def_extension,
13222 see_store_reference_and_extension, see_update_uses_relevancy,
13223 see_update_defs_relevancy): Likewise.
13224 * statistics.c (hash_statistics_hash, hash_statistics_eq,
13225 hash_statistics_free, curr_statistics_hash): Likewise.
13226 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
13227 expand_asm_operands, expand_return, case_bit_test_cmp,
13228 expand_case): Likewise.
13229 * stor-layout.c (start_record_layout): Likewise.
13230 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
13231 gt_pch_save_stringpool): Likewise.
13232 * tree-data-ref.c (hash_stmt_vertex_info,
13233 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
13234 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
13236 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
13239 * config/i386/i386.md : Change constraints of HImode and QImode
13240 immediate operands from "i" to "n". Change SImode "ni" constraint to
13241 "i" and SImode "rmi" constraint to "g". Remove all constraints
13242 from const0_operand and const1_operand predicated operands.
13243 (i): Change QImode and HImode attribute from "i" to "n".
13244 (*subqi_2): Change HImode operands to QImode.
13247 2008-06-25 Olivier Hainque <hainque@adacore.com>
13249 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
13252 2008-06-25 Richard Guenther <rguenther@suse.de>
13254 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
13255 not overflow the result type.
13257 2008-06-25 Richard Guenther <rguenther@suse.de>
13259 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
13260 (vn_lookup): Likewise.
13262 2008-06-25 Richard Guenther <rguenther@suse.de>
13264 PR tree-optimization/35518
13265 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
13266 * tree-sra.c (instantiate_element): Use fold_build3 to build
13268 (try_instantiate_multiple_fields): Likewise.
13270 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13272 * config/rs6000/rs6000.md: Change all string instruction's clobber to
13275 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13277 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
13278 use_backchain_to_restore_sp to true
13279 if the offset of the link register save area would go over the 32k - 1
13280 offset limit of the load
13283 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
13285 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
13286 anchor for the type-punning blurb. Cross-reference "Structures
13287 unions enumerations and bit-fields implementation". Provide a
13288 cast-through-pointer example. Make final sentence self-contained.
13289 * doc/implement-c.texi (Structures unions enumerations and
13290 bit-fields implementation): Cross-reference the type-punning blurb
13291 in the -fstrict-aliasing documentation.
13293 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13295 PR middle-end/36594
13296 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
13297 the memory instead of the memory itself for the save area.
13299 2008-06-24 Olivier Hainque <hainque@adacore.com>
13300 Nicolas Roche <roche@adacore.com>
13302 * gengtype.c (srcdir_len): size_t instead of int.
13303 (get_file_realbasename): New function. For F a filename, the real
13304 basename of F, with all the path components stripped.
13305 (get_file_srcdir_relative_path): New function. For F a filename, the
13306 relative path to F from $(srcdir).
13307 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
13308 get_file_realbasename. Adjust the head comment.
13309 (get_prefix_langdir_index): New function. For F a filename, return the
13310 lang_dir_names[] relative index of the language directory that is
13312 (get_file_langdir): For F a filename, return the name of the language
13313 directory where F is located.
13314 (get_file_gtfilename): New function. The gt- output file name for an
13316 (get_output_file_with_visibility): Replace in-line computations with
13317 uses of get_file_gtfilename and get_prefix_langdir_index.
13318 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
13320 2008-06-24 Jakub Jelinek <jakub@redhat.com>
13322 PR tree-optimization/36504
13323 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
13324 references without base address.
13326 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13328 PR middle-end/36584
13329 * calls.c (expand_call): Increase alignment for recursive functions.
13331 2008-06-23 Anatoly Sokolov <aesok@post.ru>
13333 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
13334 (TARGET_FUNCTION_VALUE): New define.
13335 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
13336 * config/avr/avr.h (FUNCTION_VALUE): Remove.
13338 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13340 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
13341 (fmod<mode>3): Ditto.
13342 (remainderxf3): Ditto.
13343 (remainder<mode>3): Ditto.
13345 2008-06-23 Jakub Jelinek <jakub@redhat.com>
13348 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
13349 REG is a hard register.
13351 PR tree-optimization/36508
13352 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
13353 499, don't check it at all in release compilers.
13355 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13357 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
13358 together with SSE_TARGET_MATH to disable insn pattern.
13359 (*fop_<MODEF:mode>_2_i387): Ditto.
13360 (*fop_<MODEF:mode>_3_i387): Ditto.
13362 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
13364 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
13366 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13368 PR middle-end/34906
13369 * gimplify.c (gimplify_asm_expr): Check the return code of
13370 parse_output_constraint call, set function return and is_inout
13371 value if it failed.
13373 2008-06-22 Ian Lance Taylor <iant@google.com>
13375 * c-lex.c (narrowest_unsigned_type): Change itk to int.
13376 (narrowest_signed_type): Likewise.
13377 * c-typeck.c (c_common_type): Change local variable mclass to enum
13379 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
13380 tcc_comparison, not the tree code itself.
13381 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
13382 (c_expand_expr): Cast modifier to enum expand_modifier.
13383 * c-common.h (C_RID_CODE): Add casts.
13384 (C_SET_RID_CODE): Define.
13385 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
13386 (c_lex_one_token): Add cast to avoid warning.
13387 (c_parser_objc_type_name): Rename local typename to type_name.
13388 (check_no_duplicate_clause): Change code parameter to enum
13390 (c_parser_omp_var_list_parens): Change kind parameter to enum
13392 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
13393 c_parser_omp_list_var_parens.
13394 (c_parser_omp_threadprivate): Likewise.
13395 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
13396 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
13397 * c-format.c (NO_FMT): Define.
13398 (printf_length_specs): Use NO_FMT.
13399 (asm_fprintf_length_specs): Likewise.
13400 (gcc_diag_length_specs): Likewise.
13401 (scanf_length_specs): Likewise.
13402 (strfmon_length_specs): Likewise.
13403 (gcc_gfc_length_specs): Likewise.
13404 (printf_flag_specs): Change 0 to STD_C89.
13405 (asm_fprintf_flag_specs): Likewise.
13406 (gcc_diag_flag_specs): Likewise.
13407 (gcc_cxxdiag_flag_specs): Likewise.
13408 (scanf_flag_specs): Likewise.
13409 (strftime_flag_specs): Likewise.
13410 (strfmon_flag_specs): Likewise.
13411 (print_char_table): Likewise.
13412 (asm_fprintf_char_table): Likewise.
13413 (gcc_diag_char_table): Likewise.
13414 (gcc_tdiag_char_table): Likewise.
13415 (gcc_cdiag_char_table): Likewise.
13416 (gcc_cxxdiag_char_table): Likewise.
13417 (gcc_gfc_char_table): Likewise.
13418 (scan_char_table): Likewise.
13419 (time_char_table): Likewis.
13420 (monetary_char_table): Likewise.
13421 * c-format.h (BADLEN): Likewise.
13423 2008-06-21 Ian Lance Taylor <iant@google.com>
13425 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
13426 Define END_OF_BASE_TREE_CODES around inclusion.
13427 * tree.c (tree_code_type): New global array.
13428 (tree_code_length, tree_code_name): Likewise.
13429 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
13430 $(lang_tree_files).
13431 (all-tree.def, s-alltree): New targets.
13432 (gencheck.h, s-gencheck): Remove.
13433 (tree.o): Depend upon all-tree.def.
13434 (build/gencheck.o): Remove gencheck.h dependency.
13435 (mostlyclean): Don't remove gencheck.h.
13436 * c-common.h (enum c_tree_code): Remove.
13437 * c-lang.c (tree_code_type): Remove.
13438 (tree_code_length, tree_code_name): Remove.
13439 * gencheck.c (tree_codes): Include all-tree.def, rather than
13440 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
13442 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
13444 * cp/cp-tree.h (enum cplus_tree_code): Remove.
13445 (operator_name_info): Size to MAX_TREE_CODES.
13446 (assignment_operator_name_info): Likewise.
13447 * cp/cp-lang.c (tree_code_type): Remove.
13448 (tree_code_length, tree_code_name): Remove.
13449 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
13450 (assignment_operator_name_info): Likewise.
13451 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
13453 * cp/mangle.c (write_expression): Likewise.
13454 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
13455 * fortran/f95-lang.c (tree_code_type): Remove.
13456 (tree_code_length, tree_code_name): Remove.
13457 * java/java-tree.h (enum java_tree_code): Remove.
13458 * java/lang.c (tree_code_type): Remove.
13459 (tree_code_length, tree_code_name): Remove.
13460 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
13461 * objc/objc-act.h (enum objc_tree_code): Remove.
13462 * objc/objc-lang.c (tree_code_type): Remove.
13463 (tree_code_length, tree_code_name): Remove.
13464 * objcp/objcp-lang.c (tree_code_type): Remove.
13465 (tree_code_length, tree_code_name): Remove.
13466 * ada/ada-tree.h (enum gnat_tree_code): Remove.
13467 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
13468 * ada/misc.c (tree_code_type): Remove.
13469 (tree_code_length, tree_code_name): Remove.
13471 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
13473 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
13474 the grand_bitmap_obstack.
13476 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13478 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
13479 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
13480 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
13481 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
13482 move_stmt_r, new_label_mapper): Likewise.
13483 * tree-complex.c (cvc_lookup): Likewise.
13484 * tree-dfa.c (create_function_ann): Likewise.
13485 * tree-dump.c (dump_register): Likewise.
13486 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
13487 find_phi_replacement_condition): Likewise.
13488 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
13489 tree_function_versioning): Likewise.
13490 * tree-into-ssa.c (cmp_dfsnum): Likewise.
13491 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
13492 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
13493 get_nonlocal_debug_decl, convert_nonlocal_reference,
13494 convert_nonlocal_omp_clauses, get_local_debug_decl,
13495 convert_local_reference, convert_local_omp_clauses,
13496 convert_nl_goto_reference, convert_nl_goto_receiver,
13497 convert_tramp_reference, convert_call_expr): Likewise.
13498 * tree-outof-ssa.c (contains_tree_r): Likewise.
13499 * tree-parloops.c (reduction_phi, initialize_reductions,
13500 eliminate_local_variables_1, add_field_for_reduction,
13501 add_field_for_name, create_phi_for_local_result,
13502 create_call_for_reduction_1, create_loads_for_reductions,
13503 create_stores_for_reduction, create_loads_and_stores_for_name):
13505 * tree-phinodes.c (allocate_phi_node): Likewise.
13506 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
13507 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
13508 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
13509 * tree-ssa-coalesce.c (compare_pairs): Likewise.
13510 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
13511 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
13512 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
13513 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
13514 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
13515 vn_nary_op_insert): Likewise.
13516 * tree-ssa.c (redirect_edge_var_map_add,
13517 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
13518 * tree-vectorizer.c (vectorize_loops): Likewise.
13519 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
13520 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
13521 tree_cons_stat, build1_stat, build_variant_type_copy,
13522 decl_init_priority_lookup, decl_fini_priority_lookup,
13523 decl_priority_info, decl_restrict_base_lookup,
13524 decl_restrict_base_insert, decl_debug_expr_lookup,
13525 decl_debug_expr_insert, decl_value_expr_lookup,
13526 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
13527 type_hash_add, get_file_function_name, tree_check_failed,
13528 tree_not_check_failed, tree_range_check_failed,
13529 omp_clause_range_check_failed, build_omp_clause,
13530 build_vl_exp_stat): Likewise.
13531 * value-prof.c (gimple_histogram_value,
13532 gimple_duplicate_stmt_histograms): Likewise.
13533 * var-tracking.c (attrs_list_insert, attrs_list_copy,
13534 unshare_variable, variable_union_info_cmp_pos, variable_union,
13535 dataflow_set_different_1, dataflow_set_different_2,
13536 vt_find_locations, variable_was_changed, set_variable_part,
13537 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
13538 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
13539 section_entry_hash, object_block_entry_eq,
13540 object_block_entry_hash, create_block_symbol,
13541 initialize_cold_section_name, default_function_rodata_section,
13542 strip_reg_name, set_user_assembler_name, const_desc_eq,
13543 build_constant_desc, output_constant_def, lookup_constant_def,
13544 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
13545 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
13546 default_internal_label): Likewise.
13547 * varray.c (varray_init, varray_grow): Likewise.
13548 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
13550 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
13552 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
13553 operators for "test" insn. Macroize insn using SWI mode macro.
13554 (*jcc_fused_2): Ditto.
13555 (*jcc_fused_3): Macroize insn using SWI mode macro.
13556 (*jcc_fused_4): Ditto.
13558 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
13560 * tree-ssa-pre.c: Fix typo in comment.
13561 (init_antic, fini_antic): Add explicit funtions for
13562 initializing and deinitializing ANTIC and AVAIL sets.
13563 (create_expression_by_pieces): Fix typo in comment.
13564 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
13565 (execute_pre): Eventually dump details about ANTIC_IN.
13567 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13569 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
13570 * gcc.c (translate_options, init_spec, store_arg, read_specs,
13571 add_to_obstack, file_at_path, find_a_file, execute,
13572 add_preprocessor_option, add_assembler_option, add_linker_option,
13573 process_command, insert_wrapper, do_option_spec, do_self_spec,
13574 spec_path, do_spec_1, is_directory, main, used_arg,
13575 getenv_spec_function): Likewise.
13576 * tlink.c (symbol_hash_lookup, file_hash_lookup,
13577 demangled_hash_lookup, symbol_push, file_push, frob_extension):
13580 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13582 * doc/rtl.texi: Updated subreg section.
13584 2008-06-19 Jakub Jelinek <jakub@redhat.com>
13587 * cgraphunit.c (cgraph_process_new_functions): Don't clear
13588 node->needed and node->reachable.
13589 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
13590 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
13591 (expand_task_call): Don't call expand_task_copyfn.
13592 (expand_task_copyfn): Renamed to...
13593 (finalize_task_copyfn): ... this.
13595 2008-06-19 Jan Hubicka <jh@suse.cz>
13597 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
13598 clobbering framepointer.
13600 2008-06-19 Jan Hubicka <jh@suse.cz>
13602 * tree-optimize.c (execute_early_local_optimizations): Set
13603 cgraph_state only at first invocation.
13605 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13607 * system.h (-Wc++-compat): Activate as a warning, no an error.
13609 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13611 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
13612 instead of "#" in insn asm template.
13613 (*jcc_fused_2): Ditto.
13615 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13617 * config/i386/i386.h (ix86_tune_indices)
13618 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
13619 (TARGET_FUSE_CMP_AND_BRANCH): New define.
13620 * config/i386/i386.md (*jcc_fused_1): New insn pattern
13621 (*jcc_fused_2): Ditto.
13622 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
13623 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
13624 (print operand): Handle 'E' and 'e' code.
13626 2008-06-19 Anatoly Sokolov <aesok@post.ru>
13628 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
13629 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13630 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13632 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
13634 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
13636 (cgraph_expand_function): Use local copy of decl.
13637 (cgraph_expand_all_functions): Remove redundant initialization of
13639 (cgraph_optimize): Reword internal_error message.
13641 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
13643 * arm-protos.h (arm_return_in_memory): Remove public
13644 arm_return_in_memory() prototype.
13645 * arm.c (arm_return_in_memory): Add static prototype, add target
13646 hook macro, change definition and comments.
13647 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
13649 2008-06-19 Ben Elliston <bje@au.ibm.com>
13651 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
13652 real.c: Remove references to IEEE 754R.
13653 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
13654 * doc/libgcc.texi (Decimal float library routines): Likewise.
13656 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13658 * targhooks.h (struct gcc_target): New member unwind_word_mode.
13659 (default_unwind_word_mode): Add prototype.
13660 * targhooks.c (default_unwind_word_mode): New function.
13661 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
13662 instead of word_mode.
13663 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
13664 (TARGET_INITIALIZER): Use it.
13666 * c-common.c (handle_mode_attribute): Support "unwind_word"
13668 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
13670 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
13671 word_mode to access SjLj_Function_Context member "data".
13672 (sjlj_emit_dispatch_table): Likewise. Also, perform type
13673 conversion from targetm.eh_return_filter_mode () to
13674 targetm.unwind_word_mode () if they differ.
13676 * builtin-types.def (BT_UNWINDWORD): New primitive type.
13677 (BT_FN_UNWINDWORD_PTR): New function type.
13678 (BT_FN_WORD_PTR): Remove.
13679 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
13680 * except.c (expand_builtin_extend_pointer): Convert pointer to
13681 targetm.unwind_word_mode () instead of word_mode.
13683 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
13684 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
13685 (spu_unwind_word_mode): New function.
13686 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
13687 (TARGET_UNWIND_WORD_MODE): Define.
13688 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
13690 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13692 * config/spu/spu.c (reg_align): Remove.
13693 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
13694 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
13695 (spu_split_store): Likewise.
13697 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
13699 * gcc/tree-vn.c: Fix typo in comment.
13701 2008-06-18 Jan Hubicka <jh@suse.cz>
13703 * cgraphunit.c (cgraph_optimize): Output debug info when doing
13704 toplevel reorder too.
13706 2008-06-18 Jan Hubicka <jh@suse.cz>
13708 * c-opts.c (c_common_post_options): PCH is not compatible with
13710 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
13711 -fno-toplevel-reorder by default now.
13713 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13715 PR documentation/30739
13716 * doc/install.texi (Prerequisites): Document dependency on awk.
13718 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
13719 Ian Lance Taylor <iant@google.com>
13721 PR rtl-optimization/35604
13722 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
13723 only want to change jump destinations, not eventual label comparisons.
13725 2008-06-16 Jan Hubicka <jh@suse.cz>
13727 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
13729 (cgraph_analyze_function): Likewise.
13731 2008-06-16 Jan Hubicka <jh@suse.cz>
13733 * cgraph.h (cgraph_mark_if_needed): New function.
13734 * cgraphunit.c (cgraph_mark_if_needed): New function.
13735 * c-decl.c (duplicate_decl): Use it.
13737 2008-06-16 Jan Hubicka <jh@suse.cz>
13739 * cgraph.c (cgraph_add_new_function): When in expansion state, do
13742 2008-06-16 Jan Hubicka <jh@suse.cz>
13744 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
13746 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
13747 Kazu Hirata <kazu@codesourcery.com>
13748 Maxim Kuvyrkov <maxim@codesourcery.com
13750 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
13751 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
13752 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
13753 EXTRA_SPEC_FUNCTIONS.
13754 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
13755 (DRIVER_SELF_SPECS): Adjust.
13756 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
13757 * config/mips/st.h, config/mips/t-st: New.
13758 * config/mips/driver-native.c, config/mips/x-native: New.
13759 * doc/invoke.texi (MIPS): Document 'native' value for -march and
13762 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13764 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
13766 (ISA_HAS_FP_CONDMOVE): New macro.
13767 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
13768 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
13769 (ISA_HAS_NMADD3_NMSUB3): New macro.
13770 * config/mips/mips.c (mips_rtx_costs): Update.
13771 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
13772 compiling for ST Loongson 2E/2F.
13773 (madd<mode>): Rename to madd4<mode>. Update.
13774 (madd3<mode>): New pattern.
13775 (msub<mode>): Rename to msub4<mode>. Update.
13776 (msub3<mode>): New pattern.
13777 (nmadd<mode>): Rename to nmadd4<mode>. Update.
13778 (nmadd3<mode>): New pattern.
13779 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
13780 (nmadd3<mode>_fastmath): New pattern.
13781 (nmsub<mode>): Rename to nmsub4<mode>. Update.
13782 (nmsub3<mode>): New pattern.
13783 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
13784 (nmsub3<mode>_fastmath): New pattern.
13785 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
13787 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
13789 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
13790 (DF_REF_INSN_INFO): New.
13791 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
13792 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
13793 with a NULL DF_REF_INSN_INFO.
13794 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
13796 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
13797 DF_INSN_INFO_EQ_USES): New.
13798 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
13799 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
13800 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
13801 * df-core.c: Update comment for above changes.
13802 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
13803 DF_INSN_UID_* macros.
13804 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
13805 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
13806 insn rtx. Update all callers.
13807 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
13808 df_ref_create_structure, df_insn_refs_collect): Likewise.
13809 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
13810 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
13811 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
13812 macros to access the insn refs.
13813 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
13814 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
13815 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
13816 for accessing the refs.
13817 (try_fwprop_subst): Likewise.
13818 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
13819 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
13820 for accessing the refs.
13821 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
13822 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
13823 to look at the insn refs.
13824 (record_uses): Likewise.
13825 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
13827 (mark_artificial_uses): Don't mark_insn for artificial refs.
13828 (mark_reg_rependencies): Likewise.
13830 * doc/rtl.texi: Remove documentation of ADDRESSOF.
13832 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13834 * configure: Regenerate.
13836 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13838 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
13839 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13840 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13842 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13844 * config/avr/avr.c (avr_mcu_t): Add attiny167.
13845 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13846 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13848 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13850 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
13851 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13852 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13854 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13856 * tree-ssa-sccvn.c: Fix format of comments.
13858 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13860 * cgraph.c: Remove unneeded forward declarations of eq_node()
13863 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
13865 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
13867 (see_update_relevancy): Likewise.
13868 * fwprop.c (try_fwprop_subst): Likewise.
13869 * rtlanal.c (noop_move_p): Likewise.
13870 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
13871 notes to non-existing libcall blocks.
13872 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
13874 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
13875 (dead_libcall_p): Remove.
13876 (delete_trivially_dead_insns): Don't use it.
13877 * web.c (union_defs): Remove comment about keeping nops.
13878 * gcse.c (hash_scan_insn): Don't take libcall pointers.
13879 (compute_hash_table_work): Don't track libcall notes.
13880 (do_local_cprop): Don't take libcall pointers. Don't update
13882 (adjust_libcall_notes): Deleted.
13883 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
13884 ever have existed in the first place).
13885 (replace_store_insn): Don't try to remove libcall notes.
13886 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
13887 (resolve_reg_notes): Don't call them.
13888 (resolve_simple_move): Likewise.
13889 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
13890 Don't remove REG_RETVAL notes.
13891 * emit-rtl.c (try_split): Don't update libcall notes.
13892 (emit_copy_of_insn_after): Dito.
13893 * cselib.c (cselib_current_insn_in_libcall): Remove.
13894 (cselib_process_insn): Don't set/clear it.
13895 (new_elt_loc_list): Don't record it.
13896 (cselib_init): Don't initialize it.
13897 * cselib.c (struct elt_loc_list): Remove in_libcall field.
13898 * loop-invariant.c (find_invariant_insn): Don't look for libcall
13900 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
13901 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
13902 (init_deps): Don't initialize it.
13903 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
13904 * combine.c (delete_noop_moves): Don't update libcall notes.
13905 (can_combine_p): Remove now pointless #if 0 block.
13906 (try_combine): Remove another obsolete #if 0 block.
13907 (distribute_notes): Don't distribute libcall notes.
13908 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
13909 * dce.c (libcall_dead_p): Remove.
13910 (delete_unmarked_insns): Don't handle libcall blocks.
13911 (preserve_libcall_for_dce): Remove.
13912 (prescan_insns_for_dce): Don't special-case libcall block insns.
13913 * reload1 (reload): Don't handle libcall notes.
13914 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
13917 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13919 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
13920 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13921 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13923 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13925 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
13926 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13927 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13929 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13931 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
13933 2008-06-16 Ira Rosen <irar@il.ibm.com>
13935 PR tree-optimization/36493
13936 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
13937 the arguments list. Use VECTYPE to create vector pointer.
13938 (vectorizable_store): Fail if accesses through a pointer to vectype
13939 do not alias the original memory reference operands.
13940 Call vect_create_data_ref_ptr without the removed argument.
13941 (vectorizable_load): Likewise.
13942 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
13945 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
13948 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
13949 reg_equiv_constant.
13951 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13953 * config/mips/loongson2ef.md: New file.
13954 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
13955 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
13956 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
13957 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
13958 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
13960 (loongson2ef.md): New include.
13961 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
13962 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
13963 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
13964 (loongson_gt_<mode>, loongson_extract_halfword)
13965 (loongson_insert_halfword_0, loongson_insert_halfword_2)
13966 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
13967 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
13968 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
13969 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
13970 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
13971 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
13972 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
13973 (vec_interleave_low<mode>): Define type attribute.
13974 * config/mips/mips.c (mips_ls2): New static variable.
13975 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
13976 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
13977 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
13978 Implement target scheduling hooks.
13979 (mips_multipass_dfa_lookahead): Update to handle tuning for
13981 (mips_sched_init): Initialize data for Loongson scheduling.
13982 (mips_ls2_variable_issue): New static function.
13983 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
13985 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
13986 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
13987 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
13988 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
13989 Handle ST Loongson 2E/2F cores.
13990 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
13992 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13994 * omp-low.c (extract_omp_for_data): Fix comment typo.
13997 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13999 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
14000 FIXME note about gcc/config.guess.
14001 * doc/options.texi (Option file format): Remove non-ASCII bytes.
14002 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
14003 * doc/cppopts.texi: Likewise.
14004 * doc/extend.texi: Likewise.
14005 * doc/gcc.texi: Likewise.
14006 * doc/gccint.texi: Likewise.
14007 * doc/gcov.texi: Likewise.
14008 * doc/gty.texi: Likewise.
14009 * doc/hostconfig.texi: Likewise.
14010 * doc/install.texi: Likewise.
14011 * doc/invoke.texi: Likewise.
14012 * doc/loop.texi: Likewise.
14013 * doc/makefile.texi: Likewise.
14014 * doc/md.texi: Likewise.
14015 * doc/passes.texi: Likewise.
14016 * doc/tm.texi: Likewise.
14017 * doc/tree-ssa.texi: Likewise.
14018 * doc/trouble.texi: Likewise.
14020 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
14021 Nathan Sidwell <nathan@codesourcery.com>
14022 Maxim Kuvyrkov <maxim@codesourcery.com>
14023 Richard Sandiford <rdsandiford@googlemail.com>
14025 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
14026 * config/mips/mips-protos.h (mips_expand_vector_init): New.
14027 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
14029 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
14030 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
14031 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
14033 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
14034 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
14035 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
14036 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
14037 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
14038 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
14039 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
14040 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
14041 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
14042 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
14043 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
14044 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
14045 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
14046 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
14047 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
14048 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
14049 (mips_builtins): Add Loongson builtins.
14050 (mips_loongson_2ef_bdesc): New.
14051 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
14052 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
14053 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
14054 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
14056 (mips_expand_vector_init): New.
14057 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
14058 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
14060 * config/mips/mips.md: Add unspec numbers for Loongson
14061 builtins. Include loongson.md.
14062 (MOVE64): Include Loongson vector modes.
14063 (SPLITF): Include Loongson vector modes.
14064 (HALFMODE): Handle Loongson vector modes.
14065 * config/mips/loongson.md: New.
14066 * config/mips/loongson.h: New.
14067 * config.gcc: Add loongson.h header for mips*-*-* targets.
14068 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
14070 2008-06-14 Joseph Myers <joseph@codesourcery.com>
14072 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
14073 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
14074 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
14075 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
14076 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
14077 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
14078 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
14079 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
14080 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
14081 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
14082 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
14083 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
14084 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
14085 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
14086 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
14087 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
14088 Remove use_fixproto=yes.
14089 (ia64*-*-hpux*): Remove comment about using fixproto.
14090 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
14092 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14094 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
14096 * configure: Regenerate.
14098 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
14100 PR middle-end/36520
14101 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
14102 before evaluating it.
14104 2008-06-13 Jakub Jelinek <jakub@redhat.com>
14107 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
14108 nested inline functions.
14109 (start_decl, start_function): Don't invert DECL_EXTERNAL
14110 for nested inline functions.
14112 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
14114 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
14115 splits that must be made for correctness.
14117 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
14119 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
14120 (AVAIL_NON_MIPS16): Likewise.
14121 (mips_builtin_description): Replace target_flags with a predicate.
14122 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
14123 (dspr2_32): New availability predicates.
14124 (MIPS_BUILTIN): New macro.
14125 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
14126 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
14127 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
14128 Replace the TARGET_FLAGS parameters with AVAIL parameters.
14129 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
14130 (mips_dsp_32only_bdesc): Merge into...
14131 (mips_builtins): ...this new array.
14132 (mips_bdesc_map, mips_bdesc_arrays): Delete.
14133 (mips_init_builtins): Update after above changes.
14134 (mips_expand_builtin_1): Merge into...
14135 (mips_expand_builtin): ...here and update after above changes.
14137 2008-06-12 Paul Brook <paul@codesourcery.com>
14139 * longlong.h (__arm__): Define count_leading_zeros.
14140 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
14141 (clzsi2, clzdi2): New functions.
14142 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
14143 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
14144 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
14145 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
14146 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
14147 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
14148 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
14149 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
14150 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
14151 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
14153 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
14155 * config/m68k/m68k.c (m68k_tune_flags): New.
14156 (override_options): Compute m68k_tune_flags.
14157 (MULL_COST, MULW_COST): Update for various variants of CFV2.
14158 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
14160 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14162 PR middle-end/36506
14163 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
14165 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14167 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
14168 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
14170 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14172 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
14173 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
14175 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14177 PR middle-end/36506
14178 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
14181 2008-06-12 Richard Guenther <rguenther@suse.de>
14183 PR tree-optimization/36345
14184 * tree-flow.h (struct ptr_info_def): Align escape_mask,
14185 add memory_tag_needed flag.
14186 (may_alias_p): Declare.
14187 * tree-ssa-alias.c (may_alias_p): Export.
14188 (set_initial_properties): Use memory_tag_needed flag.
14189 (update_reference_counts): Likewise.
14190 (reset_alias_info): Reset memory_tag_needed flag.
14191 (create_name_tags): Check memory_tag_needed flag.
14192 (dump_points_to_info_for): Dump it.
14193 * tree-ssa-structalias.c (struct variable_info): Remove
14194 directly_dereferenced flag.
14195 (new_var_info): Do not initialize it.
14196 (process_constraint_1): Do not set it.
14197 (update_alias_info): Set is_dereferenced flag.
14198 (set_uids_in_ptset): Use may_alias_p.
14199 (set_used_smts): Check memory_tag_needed flag.
14200 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
14201 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
14202 memory_tag_needed flag.
14203 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
14204 from broken design.
14206 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
14208 * config/i386/i386.c (ix86_compute_frame_layout): Disable
14209 red zone for w64 abi.
14210 (ix86_expand_prologue): Likewise.
14211 (ix86_force_to_memory): Likewise.
14212 (ix86_free_from_memory): Likewise.
14214 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
14217 * config/rs6000/rs6000.c (rs6000_override_options): Set
14218 rs6000_isel conditionally to the absence of comand line override.
14219 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14220 Remove duplicate rs6000_isel setting.
14221 * config/rs6000/eabispe.h: Ditto.
14223 2008-06-11 Richard Guenther <rguenther@suse.de>
14225 * alias.c (get_alias_set): Use the element alias-set for arrays.
14226 (record_component_aliases): For arrays and vectors do nothing.
14227 * c-common.c (strict_aliasing_warning): Handle the cases
14228 of alias set zero explicitly.
14229 * Makefile.in (dfp.o-warn): Add -Wno-error.
14231 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14233 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
14235 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
14236 tune_32 tune_64 to supported_defaults. Allow values not
14237 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
14238 x86_64. Do not override cpu_32 or cpu_64 values from target name.
14239 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
14240 with_cpu_64 to generic for 64-bit-supporting configurations, not
14241 with_cpu. Remove FIXMEs.
14242 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
14243 --with-arch-64, --with-tune-32, --with-tune-64): Document.
14244 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
14245 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
14246 arch_32 and arch_64.
14248 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
14249 Olivier Hainque <hainque@adacore.com>
14251 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
14252 Use DECL_SIZE_UNIT to retrieve the size of the field.
14254 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14256 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
14257 with function calls after declarations. Lay out
14258 neon_float_type_node before further use.
14260 2008-06-11 Richard Guenther <rguenther@suse.de>
14262 * tree-flow.h (may_point_to_global_var): Declare.
14263 * tree-ssa-alias.c (may_point_to_global_var): New function.
14264 * tree-ssa-sink.c (is_hidden_global_store): Use it.
14266 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
14268 * configure.ac: Teach that fido supports .debug_line.
14269 * configure: Regenerate.
14271 2008-06-10 Tom Tromey <tromey@redhat.com>
14273 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
14276 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14278 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
14279 (encode_decimal64, decode_decimal64, encode_decimal128,
14280 decode_decimal128): Reverse order of 32-bit parts of value if host
14281 and target endianness differ.
14283 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
14285 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
14286 Avoid division by 0.
14287 (tree_mod_pow2_value_transform): Likewise.
14288 (tree_ic_transform): Likewise.
14289 (tree_stringops_transform): Likewise.
14290 (tree_mod_subtract_transform): Likewise.
14291 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
14292 (copy_edges_for_bb): Likewise.
14293 (initialize_cfun): Likewise.
14295 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14297 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
14298 nonmemory_operand. Add "N" operand constraint.
14300 (*jcc_btdi_mask_rex64): New instruction and split pattern.
14301 (*jcc_btsi_mask): Ditto.
14302 (*jcc_btsi_mask_1): Ditto.
14304 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14306 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
14307 TYPE_CANONICAL for copied element type.
14309 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14312 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
14313 Add m_CORE2 and m_GENERIC.
14314 * config/i386/predicates.md (bt_comparison_operator): New predicate.
14315 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
14317 (*jcc_btdi_rex64): New instruction and split pattern.
14318 (*jcc_btsi): Ditto.
14319 (*jcc_btsi_1): Ditto.
14320 (*btsq): Fix Intel asm dialect operand order.
14324 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
14326 PR middle-end/36447
14327 * simplify-rtx.c (simplify_subreg): Add check for shift count
14330 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
14332 * doc/md.texi: Synchronize with later constraints.md change.
14333 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
14334 with a C implementation.
14335 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
14337 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
14338 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
14339 when moving to and from MD_REGNUM.
14340 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
14341 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
14342 Handle byte and halfword moves.
14343 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
14345 * config/mips/constraints.md (h): Turn into NO_REGS.
14346 (l, x): Update documentation.
14347 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
14348 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
14349 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
14350 (HILO): New mode iterator.
14352 (any_div): New code iterator.
14353 (u): Extend code attribute to div and udiv.
14354 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
14355 d_operand in the splitters. Remove redundant CONST_INT checks.
14356 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
14357 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
14358 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
14359 accordingly, using normal moves instead of unspecs to move LO into
14360 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
14361 (<u>mulsidi3): Handle expansion in C code.
14362 (<u>mulsidi3_32bit_internal): Rename to...
14363 (<u>mulsidi3_32bit): ...this.
14364 (<u>mulsidi3_32bit_r4000): Fix insn separator.
14365 (*<u>mulsidi3_64bit): Rename to...
14366 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
14367 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
14368 to set LO and HI to the multiplication result. Use a normal move
14369 for MFLO and an unspec for MFHI.
14370 (*<u>mulsidi3_64bit_parts): Replace with...
14371 (<u>mulsidi3_64bit_hilo): ...this new instruction.
14372 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
14373 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
14374 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
14375 instead of HI. Split the instruction into a separate multiplication
14376 and MFHI if !TARGET_FIX_R4000.
14377 (<su>muldi3_highpart): Likewise.
14378 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
14379 and the "=h" clobber.
14380 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
14381 (<u>mulditi3): New expander.
14382 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
14383 (madsi): Remove "=h" clobber.
14384 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
14385 Force the modulus result to be a GPR and split the instruction into
14386 a division followed by an MFHI after reload.
14387 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
14388 (*lea_high64): Use d_operand in the define_peephole2. Likewise
14389 the MIPS16 HIGH define_split.
14390 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
14391 of acc<->gpr moves to "multi".
14392 (*movdi_64bit): Replace the single "x" alternative with
14393 alternatives for moving into and out of "a".
14394 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
14395 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
14396 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
14397 Use d_operand in the splitters. Remove redundant CONST_INT checks.
14398 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
14399 (movti): New expander.
14400 (*movti, *movti_mips16): New insns.
14401 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
14402 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
14403 (mthi<GPR:mode>_<HILO:mode>): Likewise.
14404 * config/mips/predicates.md (fpr_operand): Delete.
14405 (d_operand): New predicate.
14407 2008-06-09 Michael Meissner <michael.meissner@amd.com>
14409 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
14410 failure on some Bourne shells.
14411 (x86_64-*-*): Ditto.
14413 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
14415 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
14417 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
14419 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
14420 (sparc-sun-solaris2*): Likewise.
14422 2008-06-09 Arnaud Charlet <charlet@adacore.com
14424 * doc/install.texi: Update requirements to build the Ada compiler.
14426 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
14428 * df-scan.c (struct df_scan_problem_data): Remove the
14429 mw_link_pool alloc pool.
14430 (df_scan_free_internal): Don't free it.
14431 (df_scan_alloc): Don't allocate it.
14432 * df.h (struct df_link): Update comment.
14434 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
14436 * except.h: Correct checks for when SJLJ exceptions must be used.
14438 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14440 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
14443 2008-06-08 Joseph Myers <joseph@codesourcery.com>
14445 PR tree-optimization/36218
14446 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
14447 configure for the build system.
14448 (BUILD_LDFLAGS): Define.
14449 * configure: Regenerate.
14450 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
14452 2008-07-08 Anatoly Sokolov <aesok@post.ru>
14455 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
14456 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
14457 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
14459 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
14461 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
14463 2008-06-07 Joseph Myers <joseph@codesourcery.com>
14465 * config.gcc (Obsolete configurations): Remove list of
14467 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
14468 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
14469 targets matched by those patterns.
14470 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
14471 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
14472 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
14473 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
14474 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
14475 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
14476 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
14477 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
14478 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
14479 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
14480 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
14481 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
14482 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
14483 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
14484 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
14485 Make code for Solaris 7 and greater unconditional for Solaris.
14486 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
14487 Remove --with-* handling.
14488 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
14489 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
14490 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
14491 LINK_OS_WINDISS_SPEC): Remove.
14492 * config/rs6000/sysv4.opt (mwindiss): Remove.
14493 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
14494 * configure: Regenerate.
14495 * doc/cpp.texi: Don't mention BeOS.
14496 * doc/extend.texi (interrupt): Don't mention MS1.
14497 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
14498 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
14499 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
14500 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
14501 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
14503 * doc/invoke.texi (MT Options): Remove.
14504 (-mwindiss): Remove.
14505 (CRIS Options): Remove cris-axis-aout references.
14506 (HPPA Options): Don't mention hppa1.1-*-pro.
14507 * doc/md.texi: (MorphoTech family): Remove.
14508 * libgcc2.c: Don't handle UWIN.
14509 * config/alpha/t-unicosmk: Remove.
14510 * config/alpha/unicosmk.h: Remove.
14511 * config/arm/kaos-arm.h: Remove.
14512 * config/arm/kaos-strongarm.h: Remove.
14513 * config/arm/strongarm-coff.h: Remove.
14514 * config/arm/strongarm-elf.h: Remove.
14515 * config/arm/strongarm-pe.h: Remove.
14516 * config/arm/t-strongarm-pe: Remove.
14517 * config/arm/t-xscale-coff: Remove.
14518 * config/arm/t-xscale-elf: Remove.
14519 * config/arm/xscale-coff.h: Remove.
14520 * config/arm/xscale-elf.h: Remove.
14521 * config/chorus.h: Remove.
14522 * config/cris/aout.h: Remove.
14523 * config/cris/aout.opt: Remove.
14524 * config/cris/t-aout: Remove.
14525 * config/i386/beos-elf.h: Remove.
14526 * config/i386/kaos-i386.h: Remove.
14527 * config/i386/ptx4-i.h: Remove.
14528 * config/i386/sco5.h: Remove.
14529 * config/i386/sco5.opt: Remove.
14530 * config/i386/sysv4-cpp.h: Remove.
14531 * config/i386/sysv5.h: Remove.
14532 * config/i386/t-beos: Remove.
14533 * config/i386/t-sco5: Remove.
14534 * config/i386/t-uwin: Remove.
14535 * config/i386/uwin.asm: Remove.
14536 * config/i386/uwin.h: Remove.
14537 * config/kaos.h: Remove.
14538 * config/mips/windiss.h: Remove.
14539 * config/mt: Remove directory.
14540 * config/pa/pa-osf.h: Remove.
14541 * config/pa/pa-pro-end.h: Remove.
14542 * config/pa/t-pro: Remove.
14543 * config/ptx4.h: Remove.
14544 * config/rs6000/beos.h: Remove.
14545 * config/rs6000/kaos-ppc.h: Remove.
14546 * config/rs6000/t-beos: Remove.
14547 * config/rs6000/windiss.h: Remove.
14548 * config/sh/kaos-sh.h: Remove.
14549 * config/sol2-6.h: Remove.
14550 * config/sparc/sol26-sld.h: Remove.
14551 * config/sparc/sysv4-only.h: Remove.
14552 * config/vax/bsd.h: Remove.
14553 * config/vax/t-memfuncs: Remove.
14554 * config/vax/ultrix.h: Remove.
14555 * config/vax/vaxv.h: Remove.
14556 * config/windiss.h: Remove.
14558 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14560 PR rtl-optimization/36438
14561 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
14562 for vector shifts with constant scalar shift operands.
14564 2008-06-06 Sandip Matte <sandip@rmicorp.com>
14566 * doc/invoke.texi: Document -march=xlr.
14567 * config/mips/xlr.md: New file.
14568 * config/mips/mips.md: Include it.
14570 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
14571 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
14572 (mips_rtx_cost_data): Likewise.
14574 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
14576 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
14577 PRE_INC and PRE_DEC cases.
14579 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14581 PR rtl-optimization/36419
14582 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
14583 the emitting jump insn.
14586 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
14587 is not bool, boolify the whole *expr_p and convert to the desired type.
14589 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14591 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
14592 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
14593 Add omp_private_outer_ref hook, add another argument to
14594 omp_clause_default_ctor hook.
14595 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
14596 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
14597 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
14598 hook_tree_tree_tree_tree_null.
14599 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
14600 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
14601 * hooks.c (hook_tree_tree_tree_tree_null): New function.
14602 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
14603 * tree.def (OMP_TASK): New tree code.
14604 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
14605 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
14606 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
14607 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
14608 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
14609 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
14610 OMP_CLAUSE_COLLAPSE_EXPR): Define.
14611 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14612 (OMP_DIRECTIVE_P): Add OMP_TASK.
14613 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
14614 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
14615 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
14616 and OMP_CLAUSE_UNTIED entries.
14617 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
14619 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14620 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
14621 * tree-pretty-print.c (dump_omp_clause): Handle
14622 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
14623 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14624 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
14625 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
14626 warning about unsigned iterators. Change decl/init/cond/incr
14627 arguments to TREE_VECs, check arguments for all collapsed loops.
14628 (c_finish_omp_taskwait): New function.
14629 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
14631 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
14632 default_function_array_conversion on init. Add par_clauses argument.
14633 If decl is present in parallel's lastprivate clause, change it to
14634 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
14635 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
14636 collapse count in clauses.
14637 (c_parser_omp_for, c_parser_omp_parallel): Adjust
14638 c_parser_omp_for_loop callers.
14639 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
14640 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
14641 (c_parser_omp_clause_name): Handle collapse and untied clauses.
14642 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
14644 (c_parser_omp_clause_schedule): Handle schedule(auto).
14645 Include correct location in the error message.
14646 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
14647 and PRAGMA_OMP_CLAUSE_UNTIED.
14648 (OMP_TASK_CLAUSE_MASK): Define.
14649 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
14650 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
14651 * tree-nested.c (convert_nonlocal_omp_clauses,
14652 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
14653 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
14654 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14655 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
14657 (conver_nonlocal_reference, convert_local_reference,
14658 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
14659 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
14660 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
14661 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
14662 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
14663 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
14664 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
14665 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
14666 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14668 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
14669 * c-common.h (c_finish_omp_taskwait): New prototype.
14670 * gimple-low.c (lower_stmt): Handle OMP_TASK.
14671 * tree-parloops.c (create_parallel_loop): Create 1 entry
14672 vectors for OMP_FOR_{INIT,COND,INCR}.
14673 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14674 (make_edges): Handle OMP_TASK.
14675 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
14676 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14677 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
14678 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
14679 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
14680 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14681 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14682 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
14683 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
14684 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
14685 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
14686 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
14687 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
14688 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
14689 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
14690 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
14691 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
14692 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
14693 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
14694 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
14695 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
14696 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
14697 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
14698 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
14699 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
14700 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
14701 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
14702 original iterator is present in lastprivate clause or if
14703 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
14704 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14705 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
14706 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
14707 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
14708 if it is set, lookup var in outer contexts too. Handle
14709 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
14710 to be implicitly determined firstprivate for task regions.
14711 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
14712 if it is set, lookup var in outer contexts too. Set
14713 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
14714 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
14715 OMP_CLAUSE_UNTIED. Take region_type as last argument
14716 instead of in_parallel and in_combined_parallel.
14717 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
14719 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
14720 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
14721 (new_omp_context): Set default_kind to
14722 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
14723 (omp_region_type): New enum.
14724 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
14725 fields, add region_type.
14726 (new_omp_context): Take region_type as argument instead of is_parallel
14727 and is_combined_parallel.
14728 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
14729 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
14730 ctx->is_combined_parallel checks.
14731 (gimplify_omp_task): New function.
14732 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14734 * omp-low.c (extract_omp_for_data): Use schedule(static)
14735 for schedule(auto). Handle pointer and unsigned iterators.
14736 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
14737 Add loops argument. Extract data for collapsed OMP_FOR loops.
14738 (expand_parallel_call): Assert sched_kind isn't auto,
14739 map runtime schedule to index 3.
14740 (struct omp_for_data_loop): New type.
14741 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
14742 Add loop, loops, collapse and iter_type fields.
14743 (workshare_safe_to_combine_p): Disallow combined for if
14744 iter_type is unsigned long long. Don't combine collapse > 1 loops
14745 unless all bounds and steps are constant. Adjust extract_omp_for_data
14747 (expand_omp_for_generic): Handle pointer, unsigned and long long
14748 iterators. Handle collapsed OMP_FOR loops. Adjust
14749 for struct omp_for_data changes. If libgomp function doesn't return
14750 boolean_type_node, add comparison of the return value with 0.
14751 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
14752 pointer, unsigned and long long iterators. Adjust for struct
14753 omp_for_data changes.
14754 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
14755 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
14756 unsigned long long. Allocate loops array, pass it to
14757 extract_omp_for_data. For collapse > 1 loops use always
14758 expand_omp_for_generic.
14759 (omp_context): Add sfield_map and srecord_type fields.
14760 (is_task_ctx, lookup_sfield): New functions.
14761 (use_pointer_for_field): Use is_task_ctx helper. Change first
14762 argument's type from const_tree to tree. Clarify comment.
14763 In OMP_TASK disallow copy-in/out sharing.
14764 (build_sender_ref): Call lookup_sfield instead of lookup_field.
14765 (install_var_field): Add mask argument. Populate both record_type
14766 and srecord_type if needed.
14767 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
14769 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
14770 and DECL_FIELD_OFFSET.
14771 (scan_sharing_clauses): Adjust install_var_field callers. For
14772 firstprivate clauses on explicit tasks allocate the var by value in
14773 record_type unconditionally, rather than by reference.
14774 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
14775 Use is_taskreg_ctx instead of is_parallel_ctx.
14776 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14777 (create_omp_child_function_name): Add task_copy argument, use
14778 *_omp_cpyfn* names if it is true.
14779 (create_omp_child_function): Add task_copy argument, if true create
14780 *_omp_cpyfn* helper function.
14781 (scan_omp_parallel): Adjust create_omp_child_function callers.
14782 Rename parallel_nesting_level to taskreg_nesting_level.
14783 (scan_omp_task): New function.
14784 (lower_rec_input_clauses): Don't run constructors for firstprivate
14785 explicit task vars which are initialized by *_omp_cpyfn*.
14786 Pass outer var ref to omp_clause_default_ctor hook if
14787 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
14788 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
14789 OMP_CLAUSE_REDUCTION_INIT.
14790 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
14791 avoid duplicate setting of fields. Handle
14792 OMP_CLAUSE_PRIVATE_OUTER_REF.
14793 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
14794 copy-out if TREE_READONLY, only copy-in.
14795 (expand_task_copyfn): New function.
14796 (expand_task_call): New function.
14797 (struct omp_taskcopy_context): New type.
14798 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
14800 (lower_omp_parallel): Rename to...
14801 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14802 Call create_task_copyfn if srecord_type is needed. Adjust
14804 (task_shared_vars): New variable.
14805 (check_omp_nesting_restrictions): Warn if work-sharing,
14806 barrier, master or ordered region is closely nested inside OMP_TASK.
14807 Add warnings for barrier if closely nested inside of work-sharing,
14808 ordered, or master region.
14809 (scan_omp_1): Call check_omp_nesting_restrictions even for
14810 GOMP_barrier calls. Rename parallel_nesting_level to
14811 taskreg_nesting_level. Handle OMP_TASK.
14812 (lower_lastprivate_clauses): Even if some lastprivate is found on a
14813 work-sharing construct, continue looking for them on parent parallel
14815 (lower_omp_for_lastprivate): Add lastprivate clauses
14816 to the beginning of dlist rather than end. Adjust for struct
14817 omp_for_data changes.
14818 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
14819 not after it. Handle collapsed OMP_FOR loops, adjust for
14820 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
14821 (get_ws_args_for): Adjust extract_omp_for_data caller.
14822 (scan_omp_for): Handle collapsed OMP_FOR
14823 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14824 (lower_omp_single_simple): If libgomp function doesn't return
14825 boolean_type_node, add comparison of the return value with 0.
14826 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
14827 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
14828 (parallel_nesting_level): Rename to...
14829 (taskreg_nesting_level): ... this.
14830 (is_taskreg_ctx): New function.
14831 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
14832 of is_parallel_ctx.
14833 (execute_lower_omp): Rename parallel_nesting_level to
14834 taskreg_nesting_level.
14835 (expand_omp_parallel): Rename to...
14836 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14837 Call omp_task_call for OMP_TASK regions.
14838 (expand_omp): Adjust caller, handle OMP_TASK.
14839 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
14841 * bitmap.c (bitmap_default_obstack_depth): New variable.
14842 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
14843 if argument is NULL and bitmap_default_obstack is already initialized.
14844 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
14846 * matrix-reorg.c (matrix_reorg): Likewise.
14848 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14850 * config/i386/i386.md (*indirect_jump): Macroize using P
14851 mode iterator. Remove !TARGET_64BIT from insn constraints.
14852 (*tablejump_1): Ditto.
14853 (*indirect_jump_rex64): Remove insn pattern.
14854 (*tablejump_1_rex64): Ditto.
14855 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
14856 and eh_return_si insn patterns.
14858 2008-06-06 Richard Guenther <rguenther@suse.de>
14860 * tree-ssa-structalias.c (merge_smts_into): Remove.
14861 (find_what_p_points_to): Do not bother to compute the
14862 points-to set for pt_anything pointers.
14863 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
14864 for pt_anything pointers is ok.
14866 2008-06-06 Jan Hubicka <jh@suse.cz>
14868 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
14870 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14872 * cgraph.c: Fix typos in comments.
14873 (cgraph_availability_names): Fix string typo.
14874 * fold-const.c: Fix typos in comments.
14875 (fold_binary): Fix typo in warning.
14876 * genautomata.c: Fix typos in comments.
14877 (check_presence_pattern_sets): Fix typo in local variable.
14878 (output_description): Fix typo in output.
14879 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
14880 * hwint.h: Likewise.
14881 * matrix-reorg.c (check_allocation_function): Likewise.
14882 * omega.c (smooth_weird_equations): Likewise.
14883 * auto-inc-dec.c: Fix typos in comments.
14884 * bb-reorder.c: Likewise.
14885 * builtins.c: Likewise.
14886 * c-common.c: Likewise.
14887 * c-cppbuiltin.c: Likewise.
14888 * c-parser.c: Likewise.
14889 * c-pretty-print.c: Likewise.
14890 * cfgcleanup.c: Likewise.
14891 * cfgexpand.c: Likewise.
14892 * cfghooks.c: Likewise.
14893 * cfglayout.c: Likewise.
14894 * cfgloopmanip.c: Likewise.
14895 * cgraphunit.c: Likewise.
14896 * coverage.c: Likewise.
14897 * dbxout.c: Likewise.
14898 * df-byte-scan.c: Likewise.
14899 * df-core.c: Likewise.
14900 * df-problems.c: Likewise.
14901 * df-scan.c: Likewise.
14903 * dominance.c: Likewise.
14904 * domwalk.c: Likewise.
14906 * dwarf2out.c: Likewise.
14907 * emit-rtl.c: Likewise.
14908 * et-forest.c: Likewise.
14909 * function.c: Likewise.
14910 * function.h: Likewise.
14912 * gcov-io.c: Likewise.
14913 * gcov.c: Likewise.
14914 * gcse.c: Likewise.
14915 * genattrtab.c: Likewise.
14916 * ggc-page.c: Likewise.
14917 * gimplify.c: Likewise.
14918 * gthr-lynx.h: Likewise.
14919 * haifa-sched.c: Likewise.
14920 * ipa-cp.c: Likewise.
14921 * ipa-inline.c: Likewise.
14922 * ipa-prop.h: Likewise.
14923 * ipa-pure-const.c: Likewise.
14924 * ipa-struct-reorg.c: Likewise.
14925 * ipa-struct-reorg.h: Likewise.
14926 * ipa-type-escape.c: Likewise.
14928 * loop-doloop.c: Likewise.
14929 * mips-tfile.c: Likewise.
14930 * mkmap-flat.awk: Likewise.
14931 * mkmap-symver.awk: Likewise.
14932 * modulo-sched.c: Likewise.
14933 * omp-low.c: Likewise.
14934 * optabs.c: Likewise.
14935 * optabs.h: Likewise.
14936 * opts.c: Likewise.
14937 * passes.c: Likewise.
14938 * postreload-gcse.c: Likewise.
14939 * postreload.c: Likewise.
14940 * predict.c: Likewise.
14941 * pretty-print.h: Likewise.
14942 * profile.c: Likewise.
14943 * protoize.c: Likewise.
14944 * ra-conflict.c: Likewise.
14945 * real.c: Likewise.
14946 * recog.c: Likewise.
14947 * regclass.c: Likewise.
14948 * regs.h: Likewise.
14949 * reload.c: Likewise.
14950 * rtl-error.c: Likewise.
14951 * rtlanal.c: Likewise.
14952 * scan.h: Likewise.
14953 * sched-rgn.c: Likewise.
14955 * stmt.c: Likewise.
14956 * target.h: Likewise.
14957 * tree-dfa.c: Likewise.
14958 * tree-eh.c: Likewise.
14959 * tree-flow-inline.h: Likewise.
14960 * tree-inline.c: Likewise.
14961 * tree-into-ssa.c: Likewise.
14962 * tree-loop-distribution.c: Likewise.
14963 * tree-nested.c: Likewise.
14964 * tree-parloops.c: Likewise.
14965 * tree-pass.h: Likewise.
14966 * tree-pretty-print.c: Likewise.
14967 * tree-profile.c: Likewise.
14968 * tree-scalar-evolution.c: Likewise.
14969 * tree-sra.c: Likewise.
14970 * tree-ssa-alias-warnings.c: Likewise.
14971 * tree-ssa-ccp.c: Likewise.
14972 * tree-ssa-coalesce.c: Likewise.
14973 * tree-ssa-dom.c: Likewise.
14974 * tree-ssa-dse.c: Likewise.
14975 * tree-ssa-forwprop.c: Likewise.
14976 * tree-ssa-live.c: Likewise.
14977 * tree-ssa-live.h: Likewise.
14978 * tree-ssa-loop-im.c: Likewise.
14979 * tree-ssa-loop-ivopts.c: Likewise.
14980 * tree-ssa-loop-niter.c: Likewise.
14981 * tree-ssa-loop-prefetch.c: Likewise.
14982 * tree-ssa-phiopt.c: Likewise.
14983 * tree-ssa-phiprop.c: Likewise.
14984 * tree-ssa-sccvn.c: Likewise.
14985 * tree-ssa-ter.c: Likewise.
14986 * tree-ssa-threadupdate.c: Likewise.
14987 * tree-ssa.c: Likewise.
14988 * tree-vect-analyze.c: Likewise.
14989 * tree-vect-transform.c: Likewise.
14990 * tree-vectorizer.c: Likewise.
14991 * tree-vn.c: Likewise.
14992 * tree-vrp.c: Likewise.
14993 * tree.c: Likewise.
14994 * tree.def: Likewise.
14995 * tree.h: Likewise.
14996 * unwind-dw2-fde.c: Likewise.
14997 * unwind.inc: Likewise.
14998 * value-prof.c: Likewise.
14999 * vmsdbgout.c: Likewise.
15001 2008-06-05 David Edelsohn <edelsohn@gnu.org>
15003 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
15004 always place FP constants in the TOC for TARGET_POWERPC64.
15005 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
15007 2008-06-05 Joseph Myers <joseph@codesourcery.com>
15009 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
15010 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
15011 enable for TARGET_E500_DOUBLE.
15012 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
15013 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
15014 floating-point modes like integer modes for E500 double.
15015 (rs6000_legitimate_offset_address_p): Likewise.
15016 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
15017 addressing for DDmode for E500 double.
15018 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
15019 modes as using 64-bits of registers for E500 double.
15020 (spe_build_register_parallel): Do not handle DDmode or TDmode.
15021 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
15022 specially for E500 double.
15023 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
15024 TDmode for E500 double.
15025 (rs6000_gimplify_va_arg): Only handle SDmode in registers
15026 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
15027 (rs6000_split_multireg_move): Do not handle TDmode specially for
15029 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
15030 using 64-bit registers for E500 double.
15031 (emit_frame_save): Do not handle DDmode specially for E500 double.
15032 (gen_frame_mem_offset): Likewise.
15033 (rs6000_function_value): Do not call spe_build_register_parallel
15034 for DDmode or TDmode.
15035 (rs6000_libcall_value): Likewise.
15036 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
15037 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
15040 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
15042 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
15045 2008-06-04 Junjie Gu <jgu@tensilica.com>
15047 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
15048 comparison for frame pointers.
15050 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15053 * config/avr/avr.h (PUSH_ROUNDING): Remove.
15055 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15058 * builtins.c (expand_builtin_signbit): Don't take lowpart when
15059 register is already smaller or equal to required mode.
15061 2008-06-04 Xinliang David Li <davidxl@google.com>
15063 * tree-call-cdce.c: New file.
15064 (cond_dead_built_in_calls): New static variable.
15065 (input_domain): New struct.
15066 (check_pow): New function.
15067 (check_builtin_call): Ditto.
15068 (check_target_format): Ditto.
15069 (is_call_dce_candidate): Ditto.
15070 (gen_one_condition): Ditto.
15071 (gen_conditions_for_domain): Ditto.
15072 (get_domain): Ditto.
15073 (gen_conditions_for_pow_cst_base): Ditto.
15074 (gen_conditions_for_pow_int_base): Ditto.
15075 (gen_conditions_for_pow): Ditto.
15076 (get_no_error_domain): Ditto.
15077 (gen_shrink_wrap_conditions): Ditto.
15078 (shrink_wrap_one_built_in_call): Ditto.
15079 (shink_wrap_conditional_dead_built_in_calls): Ditto.
15080 (tree_call_cdce): Ditto.
15081 (gate_call_cdce): Ditto.
15082 (pass_call_cdce): New gimple pass.
15083 * passes.c: (init_optimization_passes): New pass.
15084 * tree-pass.h: New pass declaration.
15085 * opts.c (decode_options): New flag setting.
15086 * common.opt: Add -ftree-builtin-call-dce flag.
15087 * Makefile.in: Add new source file.
15088 * tempvar.def: New tv_id.
15089 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
15091 2008-06-04 Richard Guenther <rguenther@suse.de>
15093 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
15094 (is_call_clobbered): Always check var_ann->call_clobbered.
15095 (mark_call_clobbered): Always set var_ann->call_clobbered.
15096 (clear_call_clobbered): Always clear var_ann->call_clobbered.
15097 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
15098 (reset_alias_info): Clear call clobbering info on MTAGs and
15100 (set_pt_anything): Set pt_global_mem.
15101 (create_tag_raw): Adjust comment.
15102 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
15104 2008-06-04 Joseph Myers <joseph@codesourcery.com>
15105 Maxim Kuvyrkov <maxim@codesourcery.com>
15107 * config/m68k/m68k.opt (mxgot): New option.
15108 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
15109 (m68k_output_addr_const_extra): New.
15110 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
15111 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
15112 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
15113 * doc/invoke.texi (M680x0 Options): Document -mxgot.
15115 2008-06-04 Richard Guenther <rguenther@suse.de>
15117 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
15118 negative or non-representable offsets.
15120 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
15122 * config/i386/i386.c (ix86_gen_leave): New.
15123 (ix86_gen_pop1): Likewise.
15124 (ix86_gen_add3): Likewise.
15125 (ix86_gen_sub3): Likewise.
15126 (ix86_gen_sub3_carry): Likewise.
15127 (ix86_gen_one_cmpl2): Likewise.
15128 (ix86_gen_monitor): Likewise.
15129 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
15130 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
15131 ix86_gen_one_cmpl2 and ix86_gen_monitor.
15132 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
15133 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
15134 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
15135 (ix86_expand_epilogue): Updated.
15136 (print_operand): Handle integer register operand for 'z'.
15137 (ix86_expand_strlensi_unroll_1): Likewise.
15138 (ix86_expand_strlen): Likewise.
15139 (ix86_expand_builtin): Likewise.
15140 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
15141 mov{q}/mov{l} and add{q}/add{l}.
15143 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15145 * config/i386/i386.md (P): New mode iterator.
15146 (SFmode push_operand splitter): Macroize DImode and SImode pushes
15147 using P mode iterator.
15148 (DFmode push_operand splitter): Ditto.
15149 (XFmode push_operand splitter): Ditto.
15150 (DFmode float_extend SFmode push_operand splitter): Ditto.
15151 (XFmode float_extend SFmode push_operand splitter): Do not generate
15152 SImode pushes for 64bit target. Macroize Dimode and SImode
15153 pushes using P mode iterator.
15154 (XFmode float_extend DFmode push_operand splitter): Ditto.
15156 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15158 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
15159 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
15160 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
15161 return type to int.
15162 (ix86_call_abi_override): Remove check for call_used_regs.
15164 2008-06-03 Richard Guenther <rguenther@suse.de>
15166 * tree-ssa-structalias.c (find_func_aliases): Add constraints
15167 for the lhs of calls if the return type contains pointers.
15169 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15171 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
15172 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
15173 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
15174 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
15175 of cfun and DEFAULT_ABI to deceide abi mode.
15176 (DEFAULT_ABI): New.
15177 (REG_PARM_STACK_SPACE): Removed.
15178 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
15179 (STACK_BOUNDARY): Use default target to deceide stack boundary.
15180 * config/i386/i386-protos.h (ix86_cfun_abi): New.
15181 (ix86_function_abi): Likewise.
15182 (ix86_function_type_abi): Likewise.
15183 (ix86_call_abi_override): Likewise.
15184 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
15185 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
15186 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
15187 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
15189 (X86_64_REGPARM_MAX): New.
15190 (X86_64_SSE_REGPARM_MAX): New.
15191 (X64_REGPARM_MAX): New.
15192 (X64_SSE_REGPARM_MAX): New.
15193 (X86_32_REGPARM_MAX): New.
15194 (X86_32_SSE_REGPARM_MAX): New.
15195 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
15196 (ix86_function_regparm): Handle user calling abi.
15197 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
15198 by DEFAULT_ABI versus SYSV_ABI check.
15199 (ix86_reg_parm_stack_space): New.
15200 (ix86_function_type_abi): New.
15201 (ix86_call_abi_override): New.
15202 (ix86_function_abi): New.
15203 (ix86_cfun_abi): New.
15204 (init_cumulative_args): Call abi specific initialization.
15205 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
15206 (function_arg_64): Extend SSE_REGPARM_MAX check.
15207 (function_arg (): Remove TARGET_64BIT_MS_ABI.
15208 (ix86_pass_by_reference): Likewise.
15209 (ix86_function_value_regno_p): Likewise.
15210 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
15211 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
15212 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
15213 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
15214 (setup_incoming_varargs_64): Adjust regparm for call abi.
15215 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
15216 (ix86_va_start): Likewise.
15217 (ix86_gimplify_va_arg): Likewise.
15218 (ix86_expand_prologue): Likewise.
15219 (output_pic_addr_const): Likewise.
15220 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
15221 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
15222 (x86_output_mi_thunk): Likewise.
15223 (x86_function_profiler): Likewise.
15224 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
15225 (SYSV_ABI, MS_ABI): New constants.
15226 (DEFAULT_ABI): New.
15227 (init_regs): Add prototype of function in regclass.c file.
15228 (OVERRIDE_ABI_FORMAT): New.
15229 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
15230 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
15231 (OUTGOING_REG_PARM_STACK_SPACE): New.
15232 (ix86_reg_parm_stack_space): New prototype.
15233 (CUMULATIVE_ARGS): Add call_abi member.
15234 (machine_function): Add call_abi member.
15235 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
15236 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
15238 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
15241 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
15242 (avr_builtin_setjmp_frame_value): New function.
15243 * config/avr/avr.md (nonlocal_goto_receiver): Define.
15244 (nonlocal_goto): Define.
15246 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
15248 * config/mips/mips.c (mips_emit_loadgp): Return early if
15249 there is nothing do to, otherwise emit a blockage if
15250 !TARGET_EXPLICIT_RELOCS || crtl->profile.
15251 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
15253 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15255 * configure.ac: Drop unneeded backslash ending up in config.in.
15256 * acinclude.m4: Likewise.
15257 * config.in: Regenerate.
15259 2008-05-26 Jan Hubicka <jh@suse.cz>
15261 * predict.c (maybe_hot_frequency_p): Break out of...
15262 (maybe_hot_bb_p): ... here.
15263 (maybe_hot_edge_p): New.
15264 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
15265 * basic-block.h (maybe_hot_edge_p): Declare.
15267 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15269 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
15270 (*cmpfp_<mode>_cc): Ditto.
15271 (*fp_jcc_8<mode>_387): Ditto.
15272 (*fop_<MODEF:mode>_2_i387): Ditto.
15273 (*fop_<MODEF:mode>_3_i387): Ditto.
15274 (*fop_xf_2_i387): Ditto.
15275 (*fop_xf_3_i387): Ditto.
15277 2008-06-02 Tomas Bily <tbily@suse.cz>
15279 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
15281 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15283 * config/mips/mips.c (mips_valid_offset_p): New function.
15284 (mips_valid_lo_sum_p): Likewise.
15285 (mips_classify_address): Use them.
15286 (mips_force_address): New function.
15287 (mips_legitimize_address): Use it.
15288 * config/mips/mips.md (MOVE128): New mode iterator.
15289 (movtf): Require TARGET_64BIT. Remove empty strings.
15290 (*movtf_internal): Rename to...
15291 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
15292 of "R" and use {,fp}{load,store} attributes instead of "multi".
15293 Use a separate define_split.
15294 (*movtf_mips16): New pattern.
15296 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15298 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
15299 * config/mips/mips.c (mips_expand_before_return): New function.
15300 (mips_expand_epilogue): Call it.
15301 * config/mips/mips.md (return): Turn into a define_expand.
15302 (*return): New insn.
15304 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15306 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
15307 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
15308 functions. Do not emit uses and clobbers of CONCATs; individually
15309 use and clobber their operands.
15310 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
15311 gen_clobber, emit_use and gen_use.
15312 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
15313 (expand_builtin_return): Likewise.
15314 * cfgbuild.c (count_basic_blocks): Likewise.
15315 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
15316 * explow.c (emit_stack_restore): Likewise.
15317 * expmed.c (extract_bit_field_1): Likewise.
15318 * expr.c (convert_move, emit_move_complex_parts): Likewise.
15319 (emit_move_multi_word, store_constructor): Likewise.
15320 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
15321 (thread_prologue_and_epilogue_insns): Likewise.
15322 * lower-subreg.c (resolve_simple_move): Likewise.
15323 * optabs.c (widen_operand, expand_binop): Likewise.
15324 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
15325 * reload.c (find_reloads): Likewise.
15326 * reload1.c (eliminate_regs_in_insn): Likewise.
15327 * stmt.c (expand_nl_goto_receiver): Likewise.
15328 * config/alpha/alpha.md (builtin_longjmp): Likewise.
15329 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
15330 * config/arm/arm.c (arm_load_pic_register): Likewise.
15331 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
15332 * config/arm/arm.md (untyped_return): Likewise.
15333 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
15334 * config/avr/avr.c (expand_prologue): Likewise.
15335 * config/bfin/bfin.c (do_unlink): Likewise.
15336 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
15337 * config/cris/cris.c (cris_expand_prologue): Likewise.
15338 * config/darwin.c (machopic_indirect_data_reference): Likewise.
15339 (machopic_legitimize_pic_address): Likewise.
15340 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
15341 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
15342 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
15343 (ix86_expand_convert_uns_didf_sse): Likewise.
15344 (ix86_expand_vector_init_general): Likewise.
15345 * config/ia64/ia64.md (eh_epilogue): Likewise.
15346 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
15347 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
15348 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
15349 (config/iq2000/iq2000.c): Likewise.
15350 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
15351 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
15352 (builtin_longjmp): Likewise.
15353 * config/mn10300/mn10300.md (call, call_value): Likewise.
15354 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
15355 * config/pdp11/pdp11.md (abshi2): Likewise.
15356 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15357 * config/s390/s390.c (s390_emit_prologue): Likewise.
15358 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
15359 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
15360 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
15361 * config/sh/sh.c (prepare_move_operands): Likewise.
15362 (output_stack_adjust, sh_expand_epilogue): Likewise.
15363 (sh_set_return_address, sh_expand_t_scc): Likewise.
15364 * config/sparc/sparc.c (load_pic_register): Likewise.
15365 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
15366 * config/spu/spu.c (spu_expand_epilogue): Likewise.
15367 * config/v850/v850.c (expand_epilogue): Likewise.
15369 2008-05-31 Anatoly Sokolov <aesok@post.ru>
15371 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
15372 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
15373 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
15374 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
15375 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
15376 stack pointer register.
15377 (output_movhi): Remove code for interrupt specific writing to the
15378 stack pointer register.
15380 2008-05-31 Richard Guenther <rguenther@suse.de>
15382 PR tree-optimization/34244
15383 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
15384 (tree_expr_nonzero_warnv_p): Likewise.
15385 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
15386 ssa_name_nonnegative_p.
15387 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
15388 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
15389 not tree_expr_nonzero_warnv_p.
15391 PR tree-optimization/36262
15393 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
15395 PR tree-optimization/34244
15396 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
15397 (record_numbers_of_iterations): New function.
15398 (execute_vrp): Cache the numbers of iterations of loops.
15399 * tree-scalar-evolution.c (scev_reset_except_niters):
15401 (scev_reset): Use scev_reset_except_niters.
15402 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
15404 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
15406 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15407 __WORKAROUND_RETS when appropriate.
15409 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15411 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
15412 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
15414 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
15415 *fop_df_comm_sse insn patterns using MODEF mode iterator.
15416 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
15417 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
15418 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
15419 *fop_df_1_mixed insn patterns using MODEF mode iterator.
15420 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
15421 *fop_df_1_sse insn patterns using MODEF mode iterator.
15422 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
15423 *fop_df_1_i387 insn patterns using MODEF mode iterator.
15424 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
15425 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
15426 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
15427 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
15428 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
15429 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
15430 (*fop_xf_4_i387): Use <MODE> for mode attribute.
15431 (*fop_xf_5_i387): Ditto.
15432 (*fop_xf_6_i387): Ditto.
15434 2008-05-30 Richard Guenther <rguenther@suse.de>
15436 * builtins.c (build_string_literal): Avoid generating
15437 a non-gimple_val result.
15439 2008-05-30 DJ Delorie <dj@redhat.com>
15441 * exec-tool.in: Use an environment variable (private) instead of a
15442 file (shared) as a semaphore, so as to not break parallel builds.
15444 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15446 * optabs.c (maybe_encapsulate_block): Remove.
15447 (emit_libcall_block): Adjust accordingly.
15448 * optabs.h (maybe_encapsulate_block): Remove prototype.
15450 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
15451 Don't use maybe_encapsulate_block.
15453 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15455 * config/rs6000/rs6000.c (rs6000_legitimize_address,
15456 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
15457 rtx is a SYMBOL_REF before calling get_pool_constant.
15459 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
15461 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
15463 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
15465 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
15466 rather than OS names to choose INO_T_EQ definition.
15467 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
15468 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
15470 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
15473 * config/darwin-f.c: New.
15474 * config/t-darwin: Added rule to build darwin-f.o.
15475 * config.gcc: Defined new variable, fortran_target_objs.
15476 (*-*-darwin*): Set fortran_target_objs.
15477 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
15478 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
15479 * configure: Regenerated.
15481 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
15484 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
15485 canonical type if needed.
15487 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
15489 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
15491 2008-05-29 Richard Guenther <rguenther@suse.de>
15493 PR tree-optimization/36343
15494 PR tree-optimization/36346
15495 PR tree-optimization/36347
15496 * tree-flow.h (clobber_what_p_points_to): Declare.
15497 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
15498 pointed-to variable is dereferenced is irrelevant to whether
15499 the pointer can access the pointed-to variable.
15500 (clobber_what_p_points_to): New function.
15501 * tree-ssa-alias.c (set_initial_properties): Use it.
15502 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
15503 call clobber check for NMTs.
15505 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15507 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
15508 for printing gcov_type.
15510 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15512 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
15513 and the eh region information.
15514 * value-prof.c (gimple_move_stmt_histograms): New function.
15515 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
15517 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
15519 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
15521 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15523 * value-prof.c (tree_ic_transform): Print counts.
15524 * tree-profile.c (tree_gen_ic_func_profiler):
15525 Clear __gcov_indreict_call_callee variable to avoid misattribution
15528 2008-05-28 Rafael Espíndola <espindola@google.com>
15530 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
15533 2008-05-28 Richard Guenther <rguenther@suse.de>
15535 PR tree-optimization/36339
15536 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
15537 and clobbering code out of the loop.
15539 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15541 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
15544 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
15545 s390_contiguous_bitmask_p, s390_symref_operand_p,
15546 s390_check_symref_alignment, s390_reload_larl_operand,
15547 s390_reload_symref_address): New functions.
15548 (s390_branch_condition_mnemonic): Support compare and branch
15550 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
15551 and 'W' constraints.
15552 (s390_secondary_reload): Add secondary reloads for unaligned
15553 symbol refs or symbol refs to floating point or QI/TI mode
15555 (legitimate_address_p): Accept symbol references as addresses.
15556 (s390_expand_insv): Use rotate and insert selected bits
15557 instruction for insv when building for z10.
15558 (print_operand_address): Handle symbol ref addresses.
15559 (print_operand): Output modifier 'c' added for signed byte values.
15560 (s390_encode_section_info): Mark symbol refs with
15561 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
15563 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
15564 (length attribute): RRF, RRR have 4 byte length.
15565 (FPALL, INTALL): New mode iterators added.
15566 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
15567 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
15568 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
15569 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
15570 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
15571 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
15572 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
15573 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
15575 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
15576 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
15577 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
15578 reload<INTALL:mode><P:mode>_toreg_z10,
15579 reload<FPALL:mode><P:mode>_tomem_z10,
15580 reload<FPALL:mode><P:mode>_toreg_z10,
15581 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
15582 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
15583 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
15584 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
15586 (movmem, clrmem, cmpmem): New splitters added.
15588 * config/s390/predicates.md (larl_operand): Use
15589 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
15590 SYMBOL_REF_ALIGN1_P.
15591 (s390_signed_integer_comparison,
15592 s390_unsigned_integer_comparison): New predicates.
15594 * config/s390/s390-protos.h (s390_check_symref_alignment,
15595 s390_contiguous_bitmask_p, s390_reload_larl_operand,
15596 s390_reload_symref_address,
15597 s390_compare_and_branch_condition_mask): Prototypes added.
15599 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
15600 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
15601 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
15603 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15605 * config/s390/s390.c (z10_cost): New cost function for z10.
15606 (s390_handle_arch_option, override_options): Support -march=z10 switch.
15607 (s390_issue_rate): Adjust issue rate for z10.
15608 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
15609 (processor_flags): Add PF_Z10.
15610 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
15611 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
15612 * gcc/config.gcc: Add z10.
15614 2008-05-28 Richard Guenther <rguenther@suse.de>
15616 PR tree-optimization/36291
15617 * tree-flow. h (struct gimple_df): Remove var_anns member.
15618 * tree-flow-inline.h (gimple_var_anns): Remove.
15619 (var_ann): Simplify.
15620 * tree-dfa.c (create_var_ann): Simplify.
15621 (remove_referenced_var): Clear alias info from var_anns of globals.
15622 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
15623 (delete_tree_ssa): Clear alias info from var_anns of globals.
15624 Do not free var_anns.
15625 (var_ann_eq): Remove.
15626 (var_ann_hash): Likewise.
15628 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
15630 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
15631 and loongson2f entries.
15632 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
15633 * config/mips/mips.h (processor_type): Add Loongson-2E
15634 and Loongson-2F entries.
15635 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
15636 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
15637 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
15638 * doc/invoke.texi (MIPS Options): Document loongson2e
15639 and loongson2f processor names.
15641 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15645 * config/i386/i386.c (ix86_function_arg_boundary): Use
15646 alignment of canonical type.
15647 (ix86_expand_vector_move): Check unaligned memory access for
15650 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15652 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
15653 Moved to the front of file.
15655 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
15656 H.J. Lu <hongjiu.lu@intel.com>
15658 * dwarf2out.c (current_fde): New.
15660 (lookup_cfa:): Likewise.
15661 (dwarf2out_end_epilogue): Likewise.
15662 (dwarf2out_note_section_used): Likewise.
15664 2008-05-27 Michael Matz <matz@suse.de>
15667 * c.opt (Wenum-compare): New warning option.
15668 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
15670 2008-05-27 Michael Matz <matz@suse.de>
15672 PR middle-end/36326
15673 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
15675 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
15676 into memory as tail calls.
15678 2008-05-27 Richard Guenther <rguenther@suse.de>
15680 PR tree-optimization/36339
15681 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
15682 pointers cause all addressable variables to be call clobbered.
15684 2008-05-27 Richard Guenther <rguenther@suse.de>
15686 PR tree-optimization/36245
15687 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
15689 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15691 * config/s390/s390.md: Replace all occurences of the 'm'
15692 constraint with 'RT'.
15694 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15696 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
15698 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
15700 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
15701 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
15702 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
15704 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15706 * reload.c: (find_reloads): Skip alternatives according to the
15707 "enabled" attribute. Constify the constraint variable.
15708 * recog.c (get_attr_enabled): Add default implementation.
15709 (extract_insn): Set the alternative_enabled_p array
15710 in the recog_data struct.
15711 (preprocess_constraints, constrain_operands): Skip
15712 alternatives according to the "enabled" attribute
15713 * recog.h (struct recog_data): New field alternative_enabled_p.
15714 (skip_alternative): New inline function.
15715 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
15716 (record_reg_classes): Skip alternative according to the
15717 "enabled" attribute.
15719 * doc/md.texi: Add documention for the "enabled" attribute.
15721 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15723 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
15724 * postreload.c (reload_cse_simplify_operands): Replace 'm'
15725 constraint with TARGET_MEM_CONSTRAINT.
15726 * recog.c (asm_operand_ok, preprocess_constraints,
15727 constrain_operands): Likewise.
15728 * regclass.c (record_reg_classes): Likewise.
15729 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
15730 * reload1.c (maybe_fix_stack_asms): Likewise.
15731 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
15732 * recog.h: Adjust comment.
15733 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
15734 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
15735 * doc/md.texi: Add a note to description of 'm' constraint.
15736 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
15738 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
15740 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
15741 that the bitfield is of integral type before testing its precision.
15743 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15744 Sa Liu <saliu@de.ibm.com>
15746 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
15747 __modti3, __udivti3, __umodti3 and __udivmodti4.
15748 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
15749 that implement TImode mul and div functions.
15750 * config/spu/multi3.c: New. Implement __multi3.
15751 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
15752 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
15755 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
15757 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
15758 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
15759 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
15760 tls_sysv_suffix): New mode and mode attribute iterators.
15761 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
15762 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
15763 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
15764 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
15765 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
15768 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
15770 PR tree-optimization/36329
15771 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
15772 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
15773 * cgraphbuild.c (initialize_inline_failed): Use the latter
15774 macro in lieu of the former.
15775 * ipa-inline.c (cgraph_mark_inline): Likewise.
15776 (cgraph_decide_inlining_of_small_function): Likewise.
15777 (cgraph_decide_inlining): Likewise.
15778 (cgraph_decide_inlining_incrementally): Likewise.
15780 2008-05-26 Tristan Gingold <gingold@adacore.com>
15781 Anatoly Sokolov <aesok@post.ru>
15783 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
15784 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
15785 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
15786 optimization for 'avr6' architecture.
15788 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
15791 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
15793 2008-05-26 Richard Guenther <rguenther@suse.de>
15795 * tree-ssa-sccvn.c (expr_has_constants): Declare.
15796 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
15798 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
15800 PR middle-end/36253
15801 * caller-save.c (insert_restore): Verify alignment of spill space.
15802 (insert_save): Likewise.
15803 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
15804 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
15805 (STACK_SLOT_ALIGNMENT): Likewise.
15806 * function.c (LOCAL_ALIGNMENT): Removed.
15807 (get_stack_local_alignment): New.
15808 (assign_stack_local): Use it. Set alignment on stack slot.
15809 (assign_stack_temp_for_type): Use get_stack_local_alignment.
15810 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
15811 (STACK_SLOT_ALIGNMENT): New.
15812 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
15813 stack slot in XFmode.
15815 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
15817 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
15820 * config/i386/i386.md (allocate_stack_worker_64): Make sure
15821 argument operand in rax isn't removed.
15823 2008-05-26 Richard Guenther <rguenther@suse.de>
15825 PR middle-end/36300
15826 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
15827 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
15829 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15832 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
15834 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
15836 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
15837 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
15839 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15841 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
15842 build a trampoline if we don't want one.
15843 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
15844 return zero for nested functions if we don't want a trampoline.
15846 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15848 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
15850 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15853 * c.opt: Removed undocumented option '-lang-fortran'.
15854 * c-common.h: Removed global variable 'lang_fortran'.
15855 * c-opts.c (c_common_handle_option): Removed code to handle
15856 option '-lang-fortran'. Updated includes.
15857 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
15858 definition of '__GFORTRAN__'.
15859 (define__GNUC__): Reimplemented to use BASEVER and
15860 cpp_define_formatted.
15861 (builtin_define_with_value_n): Removed.
15862 * c-incpath.h: Renamed to ...
15863 * incpath.h: ... this.
15864 * c-incpath.c: Renamed to ...
15865 * incpath.c: ... this. Updated includes.
15866 * fix-header.c: Updated includes.
15867 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
15868 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
15869 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
15871 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15873 * tree.h: Update the table of flags used on tree nodes.
15874 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
15875 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
15876 (FORCED_LABEL): Add access check.
15877 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
15878 (ASM_INPUT_P): Likewise.
15879 (ASM_VOLATILE_P): Likewise.
15880 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
15881 (OMP_SECTION_LAST): Access private_flag directly.
15882 (OMP_RETURN_NOWAIT): Likewise.
15883 (OMP_PARALLEL_COMBINED): Likewise.
15884 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
15885 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
15886 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
15887 deprecated_flag directly.
15889 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
15891 * final.c (frame_pointer_needed): Removed.
15892 * flags.h (frame_pointer_needed): Likewise.
15894 * function.h (rtl_data): Add frame_pointer_needed.
15895 (frame_pointer_needed): New.
15897 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
15899 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
15901 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
15903 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
15906 2008-05-25 Alan Modra <amodra@bigpond.net.au>
15908 * c-common.c (strip_array_types): Move function to..
15910 (get_inner_array_type): Delete.
15911 * c-common.h (strip_array_types): Move declaration to..
15913 (get_inner_array_type): Delete.
15914 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
15915 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
15916 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
15917 * config/pa/pa.c (emit_move_sequence): Likewise.
15919 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
15921 * config/i386/i386.md (*sse_prologue_save_insn): Set length
15924 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
15926 * function.c: Include target hook for nonlocal_goto frame value.
15928 2008-05-24 Richard Guenther <rguenther@suse.de>
15930 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
15931 variable can be only accessed through a pointer or a union.
15933 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15935 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
15936 * doc/extend.texi: Likewise.
15938 2008-05-23 DJ Delorie <dj@redhat.com>
15940 * config/m32c/jump.md (untyped_call): Add.
15942 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
15943 for A24 to PSImode.
15944 (m32c_address_cost): Detail costs for indirect offsets.
15946 2008-05-23 Rafael Espíndola <espindola@google.com>
15948 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
15949 if a node is a SUBREG.
15950 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
15953 2008-05-23 Paul Brook <paul@codesourcery.com>
15954 Carlos O'Donell <carlos@codesourcery.com>
15956 * doc/extend.texi: Clarify use of __attribute__((naked)).
15957 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15958 * target.h (gcc_target): Add allocate_stack_slots_for_args.
15959 * function.c (use_register_for_decl): Use
15960 targetm.calls.allocate_stack_slots_for_args.
15961 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15962 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
15963 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
15965 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
15967 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
15969 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
15971 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
15972 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
15973 is only rounded once.
15975 2008-05-23 Richard Guenther <rguenther@suse.de>
15977 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
15979 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
15980 Jakub Jelinek <jakub@redhat.com>
15983 * configure.ac: Handle --enable-cld.
15984 * configure: Regenerated.
15985 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
15986 * config/i386/i386.h (struct machine_function): Add needs_cld field.
15987 (ix86_current_function_needs_cld): New define.
15988 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
15989 (cld): New isns pattern.
15990 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
15991 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
15992 * config/i386/i386.opt (mcld): New option.
15993 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
15994 TARGET_CLD and ix86_current_function_needs_cld.
15995 (override_options): Use -mcld by default for 32-bit code if
15998 * doc/install.texi (Options specification): Document --enable-cld.
15999 * doc/invoke.texi (Machine Dependent Options)
16000 [i386 and x86-64 Options]: Add -mcld option.
16001 (Intel 386 and AMD x86-64 Options): Document -mcld option.
16003 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
16004 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
16005 (return_in_memory_64): Likewise.
16006 (return_in_memory_ms_64): Likewise.
16008 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16010 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
16011 * builtins.c (fold_builtin_fpclassify): New.
16012 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
16013 * builtins.def (BUILT_IN_FPCLASSIFY): New.
16014 * c-common.c (handle_type_generic_attribute): Adjust to accept
16015 fixed arguments before an elipsis.
16016 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
16017 * doc/extend.texi: Document __builtin_fpclassify.
16019 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
16021 * omp-low.c (gate_expand_omp_ssa): Remove.
16022 (pass_expand_omp_ssa): Remove.
16023 (gate_expand_omp): Do not check for flag_openmp_ssa.
16024 * common.opt (-fopenmp-ssa): Remove.
16025 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
16027 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
16029 * config/sh/sh.opt (mfixed-range): New option.
16030 * config/sh/sh-protos.h (sh_fix_range): Declare.
16031 * config/sh/sh.c (sh_fix_range): New function.
16032 * config/sh/sh.h (sh_fixed_range_str): Declare.
16033 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
16035 * doc/invoke.texi (SH Options): Document -mfixed-range.
16037 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
16039 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
16040 it before the redeclaration.
16042 2008-05-22 Anatoly Sokolov <aesok@post.ru>
16044 * config/avr/avr.c (get_sequence_length): Add new function.
16045 (expand_prologue, expand_epilogue): Remove duplicate code.
16047 2008-05-22 Rafael Espíndola <espindola@google.com>
16049 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
16052 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
16054 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
16055 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
16057 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
16058 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
16059 (vect_update_misalignment_for_peel): Likewise.
16060 (vector_alignment_reachable_p): Likewise.
16061 * tree-vect-transform.c (vectorizable_load): Likewise.
16062 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
16063 (get_vectype_for_scalar_type): Pass mode of scalar_type
16064 to UNITS_PER_SIMD_WORD.
16066 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
16067 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
16068 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
16069 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
16070 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
16072 2008-05-22 Ira Rosen <irar@il.ibm.com>
16074 PR tree-optimization/36293
16075 * tree-vect-transform.c (vect_transform_strided_load): Don't check
16076 if the first load must be skipped because of a gap.
16078 2008-05-22 Richard Guenther <rguenther@suse.de>
16080 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
16081 more cases of offset disambiguation that is possible if
16082 strict-aliasing rules apply.
16083 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
16084 for basic offset and type-based disambiguation.
16086 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16088 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
16089 ix86_expand_vector_set on V16QImode for SSE4.1.
16091 2008-05-21 Tom Tromey <tromey@redhat.com>
16093 * c.opt (Wimport): Mark as undocumented.
16094 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
16096 (Warning Options): Likewise.
16097 * doc/cppopts.texi: Don't mention -Wimport.
16099 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
16101 PR tree-optimization/36287
16102 PR tree-optimization/36286
16103 * lambda-code.c (build_access_matrix): Do not use the loop->num
16104 for computing the number of induction variables: use the loop depth
16107 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
16110 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
16111 option -f(no-)leading-underscore.
16113 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16115 * config/i386/i386.c (ix86_expand_vector_init_general): Use
16116 GET_MODE_NUNITS (mode).
16118 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
16120 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
16121 (-mmulhw): Add 464 to description.
16122 (-mdlmzb): Likewise.
16123 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
16124 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
16126 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
16127 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
16128 * config/rs6000/rs6000.md: Update comments for 464.
16130 2008-05-21 Janis Johnson <janis187@us.ibm.com>
16132 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
16134 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16136 * config/i386/sse.md (vec_extractv4sf): Removed.
16137 (vec_extractv2df): Likewise.
16138 (vec_extractv2di): Likewise.
16139 (vec_extractv4si): Likewise.
16140 (vec_extractv8hi): Likewise.
16141 (vec_extractv16qi): Likewise.
16142 (vec_extract<mode>): New.
16144 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16146 * config/i386/sse.md (vec_setv4sf): Removed.
16147 (vec_setv2df): Likewise.
16148 (vec_setv2di): Likewise.
16149 (vec_setv4si): Likewise.
16150 (vec_setv8hi): Likewise.
16151 (vec_setv16qi): Likewise.
16152 (vec_set<mode>): New.
16154 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16156 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
16157 goto for vec_concat and vec_interleave.
16159 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16161 * config/i386/sse.md (vec_initv4sf): Removed.
16162 (vec_initv2df): Likewise.
16163 (vec_initv2di): Likewise.
16164 (vec_initv4si): Likewise.
16165 (vec_initv8hi): Likewise.
16166 (vec_initv16qi): Likewise.
16167 (vec_init<mode>): New.
16169 2008-05-21 Joseph Myers <joseph@codesourcery.com>
16171 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
16173 2008-05-21 Tom Tromey <tromey@redhat.com>
16175 * ggc-zone.c (lookup_page_table_if_allocated): New function.
16176 (zone_find_object_offset): Likewise.
16177 (gt_ggc_m_S): Likewise.
16178 (highest_bit): Likewise.
16179 * ggc-page.c (gt_ggc_m_S): New function.
16180 * stringpool.c (string_stack): Remove.
16181 (init_stringpool): Update.
16182 (ggc_alloc_string): Use ggc_alloc.
16183 (maybe_delete_ident): New function.
16184 (ggc_purge_stringpool): Likewise.
16185 (gt_ggc_m_S): Remove.
16186 * ggc-common.c (ggc_protect_identifiers): New global.
16187 (ggc_mark_roots): Call ggc_purge_stringpool. Use
16188 ggc_protect_identifiers.
16189 * ggc.h (ggc_protect_identifiers): Declare.
16190 (gt_ggc_m_S): Update.
16191 (ggc_purge_stringpool): Declare.
16192 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
16193 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
16195 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
16197 2008-05-21 David S. Miller <davem@davemloft.net>
16199 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
16202 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
16204 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
16207 2008-05-20 David Daney <ddaney@avtrex.com>
16209 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
16210 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
16211 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16212 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16213 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
16214 (atomic_hiqi_op): New define_code_iterator.
16215 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
16216 mips_expand_compare_and_swap_12.
16217 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
16218 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
16219 (sync_<optab><mode>, sync_old_<optab><mode>,
16220 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
16221 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
16222 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
16223 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
16224 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
16225 (test_and_set_12): New insn.
16226 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
16227 sync_new_<optab><mode>, sync_old_nand<mode>,
16228 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
16229 clobber to operand 0 for SI and DI mode insns.
16230 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
16231 mips_gen_fn_4): New typedefs.
16232 (mips_gen_fn_ptrs): Define new union type.
16233 (mips_expand_compare_and_swap_12): Remove declaration.
16234 (mips_expand_atomic_qihi): Declare function.
16235 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
16236 (mips_expand_atomic_qihi): ... this. Use new generator function
16238 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
16239 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
16240 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
16241 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
16242 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
16243 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
16244 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
16245 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
16246 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
16247 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
16250 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
16252 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
16255 2008-05-20 Anatoly Sokolov <aesok@post.ru>
16257 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
16258 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
16259 (avr_attribute_table): Add 'OS_main' function attribute.
16260 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
16261 functions with 'OS_main' attribute.
16263 2008-05-20 Richard Guenther <rguenther@suse.de>
16265 PR tree-optimization/35204
16266 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
16267 helper, split out from ...
16268 (DFS): ... here. Make the DFS walk non-recursive.
16270 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
16271 Jan Sjodin <jan.sjodin@amd.com>
16273 PR tree-optimization/36181
16274 * tree-parloops.c (loop_has_vector_phi_nodes): New.
16275 (parallelize_loops): Don't parallelize when the loop has vector
16278 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16279 Sebastian Pop <sebastian.pop@amd.com>
16281 * tree-loop-linear.c (gather_interchange_stats): Look in the access
16282 matrix, and never look at the tree representation of the memory
16284 (linear_transform_loops): Computes parameters and access matrices.
16285 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
16287 (access_matrix_get_index_for_parameter): New.
16288 * tree-data-ref.h (struct access_matrix): New.
16289 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
16290 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
16291 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
16292 am_vector_index_for_loop): New.
16293 (struct data_reference): Add field access_matrix.
16294 (DR_ACCESS_MATRIX): New.
16295 (compute_data_dependences_for_loop): Update declaration.
16296 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
16297 * lambda.h (lambda_vector_vec_p): Declared.
16298 * lambda-code.c: Depend on pointer-set.h.
16299 (lambda_collect_parameters_from_af, lambda_collect_parameters,
16300 av_for_af_base, av_for_af, build_access_matrix,
16301 lambda_compute_access_matrices): New.
16302 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
16304 2008-05-20 Joseph Myers <joseph@codesourcery.com>
16306 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
16307 $SOURCEDIR/include.
16309 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16310 Sebastian Pop <sebastian.pop@amd.com>
16312 PR tree-optimization/36206
16313 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
16315 (instantiate_scev_1): Rename flags to fold_conversions.
16316 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
16317 outeside instantiation_loop.
16318 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
16319 (evolution_function_is_affine_or_constant_p): Removed.
16320 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
16322 (analyze_siv_subscript): Pass in the loop nest number.
16323 Call evolution_function_is_affine_in_loop instead of
16324 evolution_function_is_affine_p.
16325 (analyze_overlapping_iterations): Pass in the loop nest number.
16327 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16328 Sebastian Pop <sebastian.pop@amd.com>
16330 PR tree-optimization/36206
16331 * tree-chrec.h (chrec_fold_op): New.
16332 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
16335 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
16337 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
16339 (remove_duplicates): Do not set inode on non-inode systems.
16342 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
16344 * config.gcc (tm_file): Update comments about relative pathnames.
16346 2008-05-20 Richard Guenther <rguenther@suse.de>
16348 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
16349 * tree-ssa-sccvn.c (process_scc): Likewise.
16350 * tree-ssa-sink.c (execute_sink_code): Likewise.
16351 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
16352 * tree-vrp.c (process_assert_insertions): Likewise.
16353 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16354 (perform_tree_ssa_dce): Likewise.
16355 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16356 (dump_dominator_optimization_stats): Likewise.
16357 * tree-vectorizer.c (vectorize_loops): Likewise.
16359 2008-05-20 Richard Guenther <rguenther@suse.de>
16361 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
16363 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
16365 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
16366 (ix86_i386elf_return_in_memory): Likewise.
16367 (ix86_i386interix_return_in_memory): Likewise.
16368 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
16369 (SUBTARGET_RETURN_IN_MEMORY): New.
16370 * config/i386/i386elf.h: Likewise.
16371 * config/i386/ptx4-i.h: Likewise.
16372 * config/i386/sol2-10.h: Likewise.
16373 * config/i386/sysv4.h: Likewise.
16374 * config/i386/vx-common.h: Likewise.
16375 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
16376 * config/i386/i386.c (ix86_return_in_memory): Made static and
16377 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
16378 (ix86_i386elf_return_in_memory): Removed.
16379 (ix86_i386interix_return_in_memory): Removed.
16380 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
16381 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
16383 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
16385 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
16387 2008-05-19 Xinliang David Li <davidxl@google.com>
16389 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
16391 * common.opt: Ditto.
16392 * doc/invoke.texi: Ditto.
16394 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
16396 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
16397 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
16399 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16401 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
16402 sizes of operand array from 8/4 to 4/2.
16403 (ix86_expand_vector_init_general): Change size of operand array
16404 from 32 to 16. Remove op0, op1 and half_mode.
16406 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16408 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
16409 (ix86_expand_vector_init_interleave): Likewise.
16410 (ix86_expand_vector_init_general): Use them. Assert
16411 word_mode == SImode when n_words == 4.
16413 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
16415 * config/i386/i386.c (ix86_secondary_reload): New static function.
16416 (TARGET_SECONDARY_RELOAD): New define.
16417 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16418 * config/i386/i386.md (reload_outqi): Remove.
16420 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16422 PR middle-end/35509
16423 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
16424 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
16425 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
16426 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
16427 (fold_builtin_1): Likewise.
16428 * builtins.def (BUILT_IN_ISINF_SIGN): New.
16429 c-common.c (check_builtin_function_arguments): Handle
16430 BUILT_IN_ISINF_SIGN.
16431 * doc/extend.texi: Document __builtin_isinf_sign.
16432 * fold-const.c (operand_equal_p): Handle COND_EXPR.
16434 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
16436 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
16437 EH cleanup at the end of the pass, search for those that have been
16438 turned into forwarder blocks and do the cleanup on their successor.
16440 2008-05-18 Richard Guenther <rguenther@suse.de>
16442 * tree-cfg.c (verify_gimple_expr): Allow conversions from
16443 pointers to sizetype and vice versa.
16445 2008-05-18 Xinliang David Li <davidxl@google.com>
16447 * gcc/tree-ssa-dce.c: Coding style fix.
16448 (check_pow): Documentation comment.
16449 (check_log): Documenation comment. Coding style fix.
16450 (is_unnecessary_except_errno_call): Ditto.
16451 (gen_conditions_for_pow): Ditto.
16452 (gen_conditions_for_log): Ditto.
16453 (gen_shrink_wrap_conditions): Ditto.
16454 (shrink_wrap_one_built_in_calls): Ditto.
16455 * gcc/doc/invoke.texi: Better documentation string.
16456 * ChangeLog: Fix wrong change log entries from
16457 May 17 checkin on function call DCE.
16459 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
16461 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
16463 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16465 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
16466 * df-problems.c (simulation routines): Fixed block comment to
16467 properly say how to add forwards scanning functions.
16469 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16471 * tree-inline.c (setup_one_parameter): Remove dead code.
16473 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16475 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
16476 a BIT_AND_EXPR only for an INTEGER_TYPE.
16478 2008-05-17 Xinliang David Li <davidxl@google.com>
16480 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
16481 (check_pow, check_log, is_unnecessary_except_errno_call): New
16482 functions to check for eliminating math functions that are pure
16483 except for setting errno.
16484 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
16485 general condition expressions for shrink-wrapping pow/log calls.
16486 (gen_shrink_wrap_conditions): Ditto.
16487 (shrink_wrap_one_built_in_call): Ditto.
16488 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
16489 (mark_operand_necessary): If debugging, output if OP is necessary.
16490 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
16492 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
16494 * gcc/common.opt: New user flag -ftree-builtin-dce.
16495 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
16497 2008-05-16 David S. Miller <davem@davemloft.net>
16499 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
16500 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16502 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
16505 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
16507 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16509 * ifcvt.c (dead_or_predicable): Rename
16510 df_simulate_one_insn_backwards to df_simulate_one_insn.
16511 * recog.c (peephole2_optimize): Ditto.
16512 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
16514 * df.h: Rename df_simulate_one_insn_backwards to
16515 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
16516 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
16517 scanning of defs and uses.
16518 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
16519 (df_simulate_one_insn_forwards): Removed.
16521 2008-05-16 Doug Kwan <dougkwan@google.com>
16523 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
16525 (real_from_string): Handle NaNs and Inf as approriate.
16527 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16529 * doc/gty.texi (Source Files Containing Type Information): Note
16530 that headers should appear first in the gtfiles list.
16532 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16534 * tree.def (COND_EXEC): Properly documented this code.
16536 2008-05-16 Diego Novillo <dnovillo@google.com>
16538 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
16539 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
16542 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16544 * tree-ssa-dse (max_stmt_uid): Removed.
16545 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
16546 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
16547 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
16548 * function.h (cfun.last_stmt_uid): New field.
16549 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
16550 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
16552 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
16553 (create_stmt_ann): Initialize the ann->uid field.
16554 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
16556 * tree-flow.h (renumber_gimple_stmt_uids): New function.
16558 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16560 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
16561 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
16562 (init_empty_tree_cfg): Call it.
16564 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16566 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
16569 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16571 * doc/invoke.text (-fdump-tree-*-verbose): New option.
16572 * tree-dump.c (dump_options): New verbose option.
16573 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
16575 * tree-pass.h (TDF_VERBOSE): New dump flag.
16576 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
16577 (tree-flow.h): Added include.
16578 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
16580 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
16582 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
16584 From Jie Zhang <jie.zhang@analog.com>
16585 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16586 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
16587 mcpu=bf561-none and mcpu=bf561-0.2.
16588 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16589 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16590 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16591 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16592 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
16593 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
16594 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
16596 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
16597 (cputype_selected): Remove.
16598 (bfin_handle_option): Don't use cputype_selected.
16599 (override_options): When no mcpu option, enable all workarounds.
16600 Don't use bfin_workarounds.
16601 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
16603 (DEFAULT_CPU_TYPE): Don't define.
16605 2008-05-16 Richard Guenther <rguenther@suse.de>
16607 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
16608 on deletion of the last stmt.
16610 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16612 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
16613 V8HImode for SSE2 and V16QImode for SSE4.1.
16615 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16617 * cgraph.h (compute_inline_parameters): Made public.
16618 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
16619 variable_generate_summary, function_write_summary,
16620 variable_write_summary, variable_read_summary. Added generate_summary,
16621 write_summary, read_summary.
16622 * cgraphunit.c (cgraph_process_new_functions): Changed call from
16623 pass_ipa_inline.function_generate_summary, to
16624 compute_inline_parameters.
16625 * ipa-inline.c (compute_inline_parameters): Made public and added
16627 (compute_inline_parameters_for_current): New function.
16628 (pass_inline_param): Now calls compute_inline_parameters_for_current.
16629 (inline_generate_summary): Removed parameter and made to loop over
16631 (pass_ipa_inline): Updated for new IPA_PASS structure.
16632 * passes.c (execute_ipa_summary_passes): Now is called once per
16633 pass rather than once per node*pass.
16635 2008-05-15 Anatoly Sokolov <aesok@post.ru>
16637 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
16638 avr_have_mul_p, avr_asm_only_p): Remove variables.
16639 (avr_override_options): Remove initialization of removed variables.
16640 (avr_file_start): Convert removed variables to fields of
16641 'struct base_arch_s *avr_current_arch'.
16642 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
16643 (AVR_HAVE_MUL): (Ditto.).
16644 (AVR_HAVE_MOVW): (Ditto.).
16645 (AVR_HAVE_LPMX): (Ditto.).
16646 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
16647 avr_asm_only_p): Remove declaration.
16649 2008-05-15 Diego Novillo <dnovillo@google.com>
16651 * config/arm/arm.c (arm_return_in_memory): Fix return type.
16652 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
16654 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
16656 PR middle-end/36194
16657 * combine.c (check_conversion): Rename back to check_promoted_subreg.
16658 Don't call record_truncated_value from here.
16659 (record_truncated_value): Turn it into a for_each_rtx callback.
16660 (record_truncated_values): New function.
16661 (combine_instructions): Call note_uses with record_truncated_values.
16662 Change name of check_conversion to check_promoted_subreg.
16664 2008-05-15 Janis Johnson <janis187@us.ibm.com>
16666 * doc/sourcebuild.texi: Document support for torture tests.
16668 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16670 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
16671 to alternative 4 of operand 2.
16673 2008-05-15 Richard Guenther <rguenther@suse.de>
16675 * tree-pass.h (current_pass): Declare.
16676 (get_pass_for_id): Likewise.
16677 * passes.c (passes_by_id, passes_by_id_size): New globals.
16678 (set_pass_for_id): New function.
16679 (get_pass_for_id): Likewise.
16680 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
16681 (execute_function_todo): Flush per function statistics.
16682 * toplev.c (compile_file): Init statistics.
16683 (general_init): Do early statistics initialization.
16684 (finalize): Finish statistics.
16685 * statistics.h (statistics_early_init): Declare.
16686 (statistics_init): Likewise.
16687 (statistics_fini): Likewise.
16688 (statistics_fini_pass): Likewise.
16689 (statistics_counter_event): Likewise.
16690 (statistics_histogram_event): Likewise.
16691 * statistics.c: New file.
16692 * Makefile.in (OBJS-common): Add statistics.o.
16693 (statistics.o): Add dependencies.
16694 * doc/invoke.texi (-fdump-statistics): Document.
16696 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
16697 (insert): Likewise.
16698 (execute_pre): Use statistics_counter_event.
16699 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
16700 (substitute_and_fold): Increment it. Use statistics_counter_event.
16702 2008-05-15 Diego Novillo <dnovillo@google.com>
16704 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
16706 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
16707 * tree-ssa-alias.c (new_type_alias): Remove references to
16708 sub-variables from comment.
16709 * tree-ssa-operands.c (swap_tree_operands): Likewise.
16711 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16713 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
16714 attribute to 1 only for insertps alternative.
16716 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16718 * config/bfin/bfin.md (loadbytes): New pattern.
16719 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
16720 (bfin_init_builtins): Initialize it.
16721 (bdesc_1arg): Add it.
16723 2008-05-15 Sa Liu <saliu@de.ibm.com>
16725 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
16726 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
16727 * testsuite/lib/target-supports.exp: Add
16728 check_effective_target_fortran_integer_16.
16730 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16732 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
16733 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
16734 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
16735 (TARGET_RETURN_IN_MEMORY): Define.
16737 2008-05-15 Richard Guenther <rguenther@suse.de>
16739 PR middle-end/36244
16740 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
16741 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
16742 represent unmodifiable vars.
16744 2008-05-15 Richard Guenther <rguenther@suse.de>
16746 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
16747 INDIRECT_REF and TARGET_MEM_REF.
16748 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16751 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16752 H.J. Lu <hongjiu.lu@intel.com>
16754 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
16755 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
16756 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
16757 insn alternatives. Add missing alternatives.
16758 (*vec_concatv2di_rex64_sse4_1): Likewise.
16759 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
16760 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
16761 Require TARGET_SSE.
16763 2008-05-15 Richard Guenther <rguenther@suse.de>
16765 PR tree-optimization/36009
16766 PR tree-optimization/36204
16767 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
16768 (determine_invariantness_stmt): Record the loop a store is
16769 always executed in.
16770 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
16773 2008-05-15 Richard Guenther <rguenther@suse.de>
16775 PR tree-optimization/34330
16776 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
16777 through the pointer will alias the SMT.
16779 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
16781 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
16783 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
16785 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
16787 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16788 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16790 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
16791 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
16792 (vashl_optab): New optab for vector/vector shifts.
16793 (vashr_optab): Ditto.
16794 (vlshr_optab): Ditto.
16795 (vrotl_optab): Ditto.
16796 (vrotr_optab): Ditto.
16797 (optab_subtype): New enum for optab_for_tree_code call.
16798 (optab_for_tree_code): Add enum optab_subtype argument.
16800 * optabs.c (optab_for_tree_code): Take an additional argument to
16801 distinguish between a vector shift by a scalar and vector shift by
16802 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
16803 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
16804 vector shift by a vector.
16805 (expand_widen_pattern_expr): Pass additional argument to
16806 optab_for_tree_code.
16808 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
16809 vrotl_optab, vrotr_optab.
16811 * expr.c (expand_expr_real_1): Update calls to
16812 optab_for_tree_code to distinguish between vector shifted by a
16813 scalar and vector shifted by a vector.
16814 * tree-vectorizer.c (supportable_widening_operation): Ditto.
16815 (supportable_narrowing_operation): Ditto.
16816 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
16817 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
16818 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
16819 (vect_create_epilog_for_reduction): Ditto.
16820 (vectorizable_reduction): Ditto.
16821 (vectorizable_operation): Ditto.
16822 (vect_strided_store_supported): Ditto.
16823 (vect_strided_load_supported): Ditto.
16824 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16825 * expmed.c (expand_shift): Ditto.
16827 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
16829 (ashr@var{m}3): Ditto.
16830 (vashl@var{m}3): Document new vector/vector shift standard name.
16831 (vashr@var{m}3): Ditto.
16832 (vlshr@var{m}3): Ditto.
16833 (vrotl@var{m}3): Ditto.
16834 (vrotr@var{m}3): Ditto.
16836 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
16837 (PPERM_INVERT): Ditto.
16838 (PPERM_REVERSE): Ditto.
16839 (PPERM_REV_INV): Ditto.
16840 (PPERM_ZERO): Ditto.
16841 (PPERM_ONES): Ditto.
16842 (PPERM_SIGN): Ditto.
16843 (PPERM_INV_SIGN): Ditto.
16844 (PPERM_SRC1): Ditto.
16845 (PPERM_SRC2): Ditto.
16847 * config/i386/sse.md (mulv2di3): Add SSE5 support.
16848 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
16849 allows a memory operand to be the value being added, and split it
16850 to improve vectorization.
16851 (sse5_pmacsdqh_mem): Ditto.
16852 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
16853 (sse5_mulv2div2di3_high): Ditto.
16854 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
16855 (vec_pack_trunc_v4si): Ditto.
16856 (vec_pack_trunc_v2di): Ditto.
16857 (sse5_pcmov_<mode>): Remove code that tried to use use
16858 andps/andnps instead of pcmov.
16859 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
16860 pmacsdqh instructions.
16861 (vec_widen_smult_lo_v4si): Ditto.
16863 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
16864 (PPERM_INVERT): Ditto.
16865 (PPERM_REVERSE): Ditto.
16866 (PPERM_REV_INV): Ditto.
16867 (PPERM_ZERO): Ditto.
16868 (PPERM_ONES): Ditto.
16869 (PPERM_SIGN): Ditto.
16870 (PPERM_INV_SIGN): Ditto.
16871 (PPERM_SRC1): Ditto.
16872 (PPERM_SRC2): Ditto.
16873 (ix86_expand_sse_movcc): Move the SSE5 test after the if
16875 (ix86_expand_int_vcond): If SSE5 generate all possible integer
16877 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
16878 says ignore whether the last reference is a memory operand.
16880 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16881 Paolo Bonzini <bonzini at gnu dot org>
16883 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
16886 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
16887 (vlshr<mode>3): Rename from vlshr<mode>3.
16888 (vashr<mode>3): Rename from vashr<mode>3.
16889 (mulv4sf3): Change the names of vector shift patterns.
16893 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
16896 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
16921 * config/spu/spu.md (v): New iterator macro to add v for vector types.
16922 (floatunssidf2_internal): Change vector/vector shift names.
16923 (floatunsdidf2_internal): Ditto.
16930 (vashl<mode>3): Rename from ashl<mode>3.
16931 (vashr<mode>3): Rename from ashr<mode>3.
16932 (vlshr<mode>3): Rename from lshr<mode>3.
16933 (vrotl<mode>3): Rename from rotl<mode>3.
16935 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16938 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
16939 multiply gives the wrong value when doing widening multiplies.
16940 (vec_widen_smult_lo_v4si): Ditto.
16942 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16944 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
16945 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
16946 emit_library_call_value.
16947 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
16948 * tree.h (ECF_LIBCALL_BLOCK): Removed.
16949 * calls.c (initialize_argument_information, precompute_arguments,
16950 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
16951 (precompute_arguments): Removed flags parameter.
16952 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
16954 2008-05-14 Richard Guenther <rguenther@suse.de>
16956 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
16957 Make sure to register the store if the use is a PHI_NODE.
16959 2008-05-14 Olivier Hainque <hainque@adacore.com>
16961 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
16962 memory if the component is to be referenced in BLKmode according
16963 to get_inner_reference.
16965 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
16967 * calls.c (emit_library_call_value_1): Restore code clearing
16968 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
16970 2008-05-14 Olivier Hainque <hainque@adacore.com>
16971 Nicolas Roche <roche@adacore.com>
16973 * configure.ac: Add support for a "gcc_subdir" variable in
16974 config-lang.in, to denote a subdirectory where the language/GCC
16975 integration files are to be found.
16976 * configure: Regenerate.
16978 2008-05-14 Ira Rosen <irar@il.ibm.com>
16980 PR tree-optimization/36098
16981 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
16982 value for the first load in the group in case of a gap.
16983 (vect_build_slp_tree): Check that there are no gaps in loads.
16985 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16987 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
16988 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
16989 expand_copysign_bit, ): Change call to emit_no_conflict_block to
16990 emit_insn and remove unneeded code to construct extra args.
16991 (emit_no_conflict_block): Removed.
16992 * optabls.h: (emit_no_conflict_block): Removed.
16993 * cse.c (cse_extended_basic_block): Remove search for
16994 REG_NO_CONFLICT note.
16995 * global.c: Removed incorrect comment added in revision 117.
16996 * expr.c (convert_move): Change call to emit_no_conflict_block to
16998 * recog.c: Change comments so that they do not mention
17000 * local_alloc.c (combine_regs): Removed last parameter.
17001 (no_conflict_p): Removed.
17002 (block_alloc): Removed note, no_conflict_combined_regno and set
17003 local vars. Removed all code to process REG_NO_CONFLICT blocks.
17004 (combine_regs): Removed already_dead and code to look for
17005 REG_NO_CONFLICT notes.
17006 * lower_subreg (remove_retval_note): Removed code to look for
17007 REG_NO_CONFLICT block.
17008 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
17009 (resolve_clobber): Remove code to process libcalls that have
17010 REG_NO_CONFLICT notes.
17011 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
17013 * combine.c (can_combine_p, distribute_notes): Removed
17014 REG_NO_CONFLICT case.
17015 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
17017 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
17018 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
17020 * reg-notes.def (NO_CONFLICT): Removed.
17022 2008-05-14 David S. Miller <davem@davemloft.net>
17024 * config/sparc/sparc.c (sparc_profile_hook): If
17025 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
17026 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
17027 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17029 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
17031 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
17033 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
17036 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
17037 and op1 expansion before vector concat to have less live pseudos.
17039 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
17041 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17042 ix86_expand_vector_set if supported.
17044 2008-05-13 Diego Novillo <dnovillo@google.com>
17045 Kenneth Zadeck <zadeck@naturalbridge.com>
17047 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
17049 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
17050 phinodes_print_statistics, init_ssanames, fini_ssanames,
17051 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
17052 release_ssa_name, release_defs, replace_ssa_name_symbol,
17053 ssanames_print_statistics): Move ...
17054 * tree-flow.h: ... here.
17055 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
17056 Use FN instead of cfun.
17057 (make_ssa_name_fn): Rename from make_ssa_name.
17058 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
17059 * tree-flow-inline.h (make_ssa_name): Move from
17060 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
17061 * omp-low.c (expand_omp_parallel):
17062 * tree-flow-inline.h (redirect_edge_var_map_result):
17063 * tree-ssa.c (init_tree_ssa): Add argument FN.
17064 Use it instead of cfun. Update all users.
17066 2008-05-13 Tom Tromey <tromey@redhat.com>
17068 PR preprocessor/22168:
17069 * doc/cpp.texi (Top): Update menu.
17070 (Alternatives to Wrapper #ifndef): New node.
17071 (Other Directives): Document deprecation.
17072 (Obsolete Features): Remove menu.
17073 (Assertions): Merge node into Obsolete Features.
17074 (Obsolete once-only headers): Move earlier; rename to Alternatives
17075 to Wrapper #ifndef.
17076 * doc/cppopts.texi: Update.
17077 * c.opt (Wdeprecated): Enable for C and ObjC.
17078 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
17079 (C++ Dialect Options): Move -Wno-deprecated from here to...
17080 (Warning Options): ... here.
17082 2008-05-13 Richard Guenther <rguenther@suse.de>
17084 PR middle-end/36227
17085 * fold-const.c (fold_sign_changed_comparison): Do not allow
17086 changes in pointer-ness.
17088 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17091 * config/sh/sh.c (sh_expand_prologue): Don't clear
17092 RTX_FRAME_RELATED_P for push insns.
17094 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
17096 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
17098 2008-05-12 Anatoly Sokolov <aesok@post.ru>
17100 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
17101 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
17102 Use 'machine->is_leaf' instead of 'leaf_func_p'.
17104 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
17106 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
17107 (*vec_concatv4sf_sse): This.
17108 (*sse2_concatv2si): Renamed to ...
17109 (*vec_concatv2si_sse2): This.
17110 (*sse1_concatv2si): Renamed to ...
17111 (*vec_concatv2si_sse): This.
17112 (*vec_concatv2di_rex): Renamed to ...
17113 (*vec_concatv2di_rex64): This.
17114 (*vec_concatv2si_sse4_1): New.
17115 (*vec_concatv2di_rex64_sse4_1): Likewise.
17117 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
17119 PR rtl-optimization/36111
17120 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
17121 that was created for swappable operands.
17123 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
17126 * Makefile.in: Substitute GNATMAKE and GNATBIND.
17127 * configure.ac: Add call to ACX_PROG_GNAT.
17129 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
17131 * optc-gen.awk: Fix comment typo.
17133 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
17135 * pretty-print.c (pp_integer_with_precision): Use
17136 HOST_LONG_LONG_FORMAT.
17138 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
17140 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
17142 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
17144 * config/i386/i386.c (bdesc_ptest): Removed.
17145 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
17146 (bdesc_args): Add __builtin_ia32_ptestz128,
17147 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
17148 (ix86_init_mmx_sse_builtins): Updated.
17149 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
17150 (ix86_expand_builtin): Updated.
17152 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
17154 * tree-cfg.c (valid_fixed_convert_types_p): New function.
17155 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
17157 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
17159 * value-prof.c (interesting_stringop_to_profile): Do not
17160 return early for BUILT_IN_MEMPCPY.
17162 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
17164 * calls.c (expand_call): Don't use callgraph to increase
17165 preferred_stack_boundary.
17167 * cgraph.h (cgraph_rtl_info): Use unsigned on
17168 preferred_incoming_stack_boundary.
17170 * final.c (rest_of_clean_state): Use unsigned on
17171 preferred_stack_boundary.
17173 2008-05-09 Tom Tromey <tromey@redhat.com>
17175 PR preprocessor/22231:
17176 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
17179 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
17181 PR tree-optimization/36129
17182 * tree-ssa-ccp.c: Include value-prof.h.
17183 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
17184 built-in function was folded to a constant.
17185 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
17187 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
17188 Sebastian Pop <sebastian.pop@amd.com>
17190 * tree-scalar-evolution.c: Document instantiate_scev.
17191 (instantiate_parameters_1): Renamed instantiate_scev_1.
17192 Don't use the same loop for instantiation_loop and evolution_loop.
17193 (instantiate_scev): New.
17194 (instantiate_parameters): Moved...
17195 (resolve_mixers): Update call to instantiate_scev_1 to pass the
17196 same loop twice. Maintains the semantics for this function.
17197 * tree-scalar-evolution.h (instantiate_scev): Declare.
17198 (instantiate_parameters): ...here. Now static inline.
17199 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
17200 instead of resolve_mixers.
17202 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
17204 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
17206 2008-05-09 Tomas Bily <tbily@suse.cz>
17208 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
17209 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
17210 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17211 * c-common.c (c_common_truthvalue_conversion): Likewise.
17212 * tree-object-size.c (compute_object_offset): Likewise.
17213 * tree-inline.c (estimate_num_insns_1): Likewise.
17214 * varasm.c (const_hash_1, compare_constant, copy_constant)
17215 (compute_reloc_for_constant, output_addressed_constants)
17216 (initializer_constant_valid_p): Likewise.
17217 * c-omp.c (check_omp_for_incr_expr): Likewise.
17218 * gimplify.c (gimplify_expr): Likewise.
17219 * c-typeck.c (c_finish_return): Likewise.
17220 * tree-vectorizer.c (supportable_widening_operation)
17221 (supportable_narrowing_operation): Likewise.
17222 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
17223 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
17224 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17225 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
17226 (descr_info_loc): Likewise.
17227 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17228 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
17229 (fold_unary): Likewise.
17230 * builtins.c (get_pointer_alignment): Likewise.
17231 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
17232 (instantiate_parameters_1): Likewise.
17233 * tree.c (expr_align, stabilize_reference): Likewise.
17234 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
17235 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
17236 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
17237 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17238 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
17239 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
17241 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
17242 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
17243 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
17244 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
17245 (forward_propagate_comparison)
17246 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17247 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
17248 * emit-rtl.c (component_ref_for_mem_expr)
17249 (set_mem_attributes_minus_bitpos): Likewise.
17250 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
17251 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
17253 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
17254 (build_function_call, pointer_diff, build_compound_expr)
17255 (c_finish_return): Likewise.
17256 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
17257 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
17259 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
17260 * expr.c (is_aligning_offset): Likewise.
17261 * tree-ssa-alias.c (is_escape_site): Likewise.
17262 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
17263 (check_all_va_list_escapes): Likewise.
17264 * tree-ssa-loop-ivopts.c (determine_base_object)
17265 (determine_common_wider_type): Likewise.
17266 * dojump.c (do_jump): Likewise.
17267 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
17268 * tree-gimple.c (is_gimple_cast): Likewise.
17269 * fold-const.c (decode_field_reference, )
17270 (fold_sign_changed_comparison, fold_unary, fold_comparison)
17271 (fold_binary): Likewise.
17272 * tree-ssa-alias-warnings.c (find_alias_site_helper)
17273 (already_warned_in_frontend_p): Likewise.
17274 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
17275 * tree.c (really_constant_p, get_unwidened): Likewise.
17276 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
17277 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
17278 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
17280 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
17282 (CONVERT_EXPR_P): Define.
17283 (CASE_CONVERT): Define.
17285 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
17287 PR middle-end/36117
17288 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
17289 (delete_unmarked_insns): When deleting a call, call
17290 delete_unreachable_blocks.
17291 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17292 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
17294 2008-05-08 Richard Guenther <rguenther@suse.de>
17296 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
17297 (-ftree-salias): Likewise.
17298 (salias-max-implicit-fields): Remove param documentation.
17299 (salias-max-array-elements): Likewise.
17300 * tree-pass.h (pass_create_structure_vars): Remove.
17301 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17302 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17303 * tree-ssa-alias.c (create_structure_vars): Remove.
17304 (gate_structure_vars): Likewise.
17305 (pass_create_structure_vars): Likewise.
17306 (gate_build_alias): Likewise.
17307 (pass_build_alias): Adjust to run always and dump the function.
17308 * common.opt (ftree-salias): Hide.
17309 * passes.c (init_optimization_passes): Remove
17310 pass_create_structure_vars, adjust comment.
17311 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17312 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17313 * opts.c (decode_options): Do not set flag_tree_salias.
17314 (common_handle_option): Add OPT_ftree_salias to the backward
17315 compatibility section.
17317 2008-05-08 Richard Guenther <rguenther@suse.de>
17319 * tree-flow-inline.h (var_can_have_subvars): Move ...
17320 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
17321 * tree-flow.h (var_can_have_subvars): Remove.
17322 (push_fields_onto_fieldstack): Remove.
17323 (sort_fieldstack): Likewise.
17324 (struct fieldoff): Move ...
17325 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
17326 alias_set and base_for_components fields.
17327 (sort_fieldstack): Make static.
17328 (push_fields_onto_fieldstack): Likewise. Remove code that
17329 handles anything but RECORD_TYPEs. Remove alias_set and
17330 base_for_components handling.
17331 (create_variable_info_for): Adjust.
17333 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
17335 * common.opt (Wframe-larger-than=): Shorten the help message
17337 * doc/invoke.texi (Wframe-larger-than=): Add more description.
17339 2008-05-08 Rafael Espíndola <espindola@google.com>
17341 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
17343 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
17344 trap and that both operands are gimple values.
17345 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
17346 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
17349 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17351 * read-rtl.c (join_c_conditions): Return the first string if the
17352 two strings are equal.
17354 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17356 * gensupport.h (pred_data): Add a "num_codes" field.
17357 (add_predicate_code): Declare.
17358 * gensupport.c (add_predicate_code): New function.
17359 (std_pred_table): Add an "allows_const_p" field.
17360 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
17361 Remove the (incomplete) list of such codes from the codes field.
17362 (init_predicate_table): Use add_predicate_code. Add all
17363 RTX_CONST_OBJs if allows_const_p is true.
17364 * genrecog.c (process_define_predicate): Use add_predicate_code.
17366 2008-05-08 David Daney <ddaney@avtrex.com>
17367 Richard Sandiford <rsandifo@nildram.co.uk>
17369 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
17370 special case of constant zero operands.
17371 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
17372 old and new values. Special case constant zero values.
17373 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
17375 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
17376 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
17378 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
17381 * simplify-rtx.c (simplify_plus_minus): Create CONST of
17382 similar RTX_CONST_OBJ before CONST_INT.
17384 2008-05-08 Steve Ellcey <sje@cup.hp.com>
17386 * stmt.c (expand_stack_restore): Change sa mode if needed.
17388 2008-05-08 Richard Guenther <rguenther@suse.de>
17390 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
17391 return type to bool.
17392 (ix86_sol10_return_in_memory): Likewise.
17393 (ix86_i386elf_return_in_memory): Likewise.
17394 (ix86_i386interix_return_in_memory): Likewise.
17395 * config/i386/i386.c (ix86_return_in_memory): Likewise.
17396 (ix86_sol10_return_in_memory): Likewise.
17397 (ix86_i386elf_return_in_memory): Likewise.
17398 (ix86_i386interix_return_in_memory): Likewise.
17400 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17403 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
17405 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
17406 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
17409 2008-05-08 Richard Guenther <rguenther@suse.de>
17411 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
17412 * tree-data-ref.h (struct dr_alias): Remove subvars field.
17413 (DR_SUBVARS): Remove.
17414 * tree-dfa.c (dump_subvars_for): Remove.
17415 (debug_subvars_for): Likewise.
17416 (dump_variable): Do not dump subvars.
17417 (remove_referenced_var): Do not remove subvars.
17418 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
17419 (lookup_subvars_for_var): Remove.
17420 (get_subvars_for_var): Likewise.
17421 (get_subvars_at): Likewise.
17422 (get_first_overlapping_subvar): Likewise.
17423 (overlap_subvar): Likewise.
17424 * tree-flow.h (subvar_t): Remove.
17425 (struct var_ann_d): Remove subvars field.
17426 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
17427 argument. Remove special handling of SFTs.
17428 (compute_tag_properties): Likewise.
17429 (set_initial_properties): Likewise.
17430 (compute_call_clobbered): Likewise.
17431 (count_mem_refs): Likewise.
17432 (compute_memory_partitions): Likewise.
17433 (compute_flow_insensitive_aliasing): Likewise.
17434 (setup_pointers_and_addressables): Likewise.
17435 (new_type_alias): Likewise.
17436 (struct used_part): Remove.
17437 (used_portions): Likewise.
17438 (struct used_part_map): Likewise.
17439 (used_part_map_eq): Likewise.
17440 (used_part_map_hash): Likewise.
17441 (free_used_part_map): Likewise.
17442 (up_lookup): Likewise.
17443 (up_insert): Likewise.
17444 (get_or_create_used_part_for): Likewise.
17445 (create_sft): Likewise.
17446 (create_overlap_variables_for): Likewise.
17447 (find_used_portions): Likewise.
17448 (create_structure_vars): Likewise.
17449 * tree.def (STRUCT_FIELD_TAG): Remove.
17450 * tree.h (MTAG_P): Adjust.
17451 (struct tree_memory_tag): Remove base_for_components and
17452 unpartitionable flags.
17453 (struct tree_struct_field_tag): Remove.
17454 (SFT_PARENT_VAR): Likewise.
17455 (SFT_OFFSET): Likewise.
17456 (SFT_SIZE): Likewise.
17457 (SFT_NONADDRESSABLE_P): Likewise.
17458 (SFT_ALIAS_SET): Likewise.
17459 (SFT_UNPARTITIONABLE_P): Likewise.
17460 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
17461 (union tree_node): Remove sft field.
17462 * alias.c (get_alias_set): Remove special handling of SFTs.
17463 * print-tree.c (print_node): Remove handling of SFTs.
17464 * tree-dump.c (dequeue_and_dump): Likewise.
17465 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
17466 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
17467 * tree-predcom.c (set_alias_info): Do not set subvars.
17468 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
17469 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
17470 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
17471 (add_vars_for_offset): Remove.
17472 (add_virtual_operand): Remove special handling of SFTs.
17473 (add_call_clobber_ops): Likewise.
17474 (add_call_read_ops): Likewise.
17475 (get_asm_expr_operands): Likewise.
17476 (get_modify_stmt_operands): Likewise.
17477 (get_expr_operands): Likewise.
17478 (add_to_addressable_set): Likewise.
17479 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
17480 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
17481 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
17482 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
17483 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
17484 (tree_node_structure): Likewise.
17485 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
17487 (find_what_p_points_to): Likewise.
17489 2008-05-08 Sa Liu <saliu@de.ibm.com>
17491 * config/spu/spu.md: Fixed subti3 pattern.
17493 2008-05-08 Richard Guenther <rguenther@suse.de>
17495 PR middle-end/36154
17496 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
17497 sure to create a representative for trailing arrays for PTA.
17499 2008-05-08 Richard Guenther <rguenther@suse.de>
17501 PR middle-end/36172
17502 * fold-const.c (operand_equal_p): Two objects which types
17503 differ in pointerness are not equal.
17505 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17507 * calls.c (compute_argument_block_size): Add argument tree fndecl.
17508 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
17509 (emit_library_call_value_1): Add new variable fndecl initialized by
17510 NULL_TREE. It should be the decl type of orgfun, but this information
17511 seems not to be available here, so it uses the default calling abi.
17512 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
17513 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
17514 by TARGET_RETURN_IN_MEMORY.
17515 * config/i386/i386-interix.h: Likewise.
17516 * config/i386/i386.h: Likewise.
17517 * config/i386/i386elf.h: Likewise.
17518 * config/i386/ptx4-i.h: Likewise.
17519 * config/i386/sol2-10.h: Likewise.
17520 * config/i386/sysv4.h: Likewise.
17521 * config/i386/vx-common.h: Likewise.
17522 * config/cris/cris.h: Removed #if 0 clause.
17523 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
17524 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
17526 (ix86_sol10_return_in_memory): Likewise.
17527 (ix86_i386elf_return_in_memory): New.
17528 (ix86_i386interix_return_in_memory): New.
17529 * config/mt/mt-protos.h (mt_return_in_memory): New.
17530 * config/mt/mt.c: Likewise.
17531 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17532 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
17533 * config/bfin/bfin.h: Likewise.
17534 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
17536 * config/bfin/bfin.c: Likewise.
17537 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17538 * config/alpha/unicosmk.h: Likewise.
17539 * config/i386/cygming.h: Likewise.
17540 * config/iq2000/iq2000.h: Likewise.
17541 * config/mips/mips.h: Likewise.
17542 * config/mn10300/mn10300.h: Likewise.
17543 * config/rs6000/rs6000.h: Likewise.
17544 * config/score/score.h: Likewise.
17545 * config/spu/spu.h: Likewise.
17546 * config/v850/v850.h: Likewise.
17547 * defaults.h: Likewise.
17548 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
17549 * expr.c (emit_block_move): Adjust use of
17550 OUTGOING_REG_PARM_STACK_SPACE.
17551 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
17552 OUTGOING_REG_PARM_STACK_SPACE.
17553 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
17555 2008-05-08 Jakub Jelinek <jakub@redhat.com>
17557 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
17558 on OMP_RETURN for OMP_FOR.
17561 * dwarf2out.c (dw_expand_expr, common_check): Removed.
17562 (fortran_common): New function.
17563 (gen_variable_die): Call fortran_common instead of common_check,
17564 adjust for it returning tree instead of rtx. Formatting.
17566 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17570 * see.c (see_copy_insn): Copy new pure const attributes for new call.
17571 * c-decl.c (merge_decls): Ditto.
17572 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
17573 to RTL_CONST_OR_PURE_CALL_P.
17574 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
17575 Initialized DECL_LOOPING_CONST_PURE.
17576 (process_call_operands): Set tree_side_effects properly.
17577 * tree.h (TREE_READONLY_DECL_P): Removed.
17578 (DECL_IS_PURE): Renamed to DECL_PURE_P.
17579 (DECL_LOOPING_OR_CONST_P): New macro.
17580 (struct tree_function_decl): Added looping_const_or_pure_p.
17581 (ECF_*) Renumbered.
17582 (ECF_LOOPING_OR_CONST_P): New macro.
17583 * rtlanal.c (pure_const_p): Removed.
17584 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
17585 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
17586 to RTL_CONST_CALL_P.
17587 * ipa-pure-const.c (pure_const_state_e): Added looping field.
17588 (check_decl, check_tree, check_call, scan_function): Initialize
17590 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
17591 (static_execute): Set looping true for recursive functions.
17592 Undo setting state to IPA_NEITHER for recursive functions.
17593 * cse.c (cse_insn):
17594 * ifcvt.c (noce_can_store_speculate_p): Changed
17595 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
17596 RTL_CONST_OR_PURE_CALL_P.
17597 * dse.c (scan_insn): Ditto.
17598 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
17599 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
17600 RTL_CONST_OR_PURE_CALL_P.
17601 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
17602 pure_call_p to RTL_CONST_CALL_P.
17603 * gimplify.c (gimplify_call_expr): Clear side effects for
17604 non-looping pure and constant calls.
17605 * calls.c (emit_call_1): Set rtl flags from ecf flags.
17606 (flags_from_decl_or_type): Set ecf flags from decl flags.
17607 (initialize_argument_information): Turn off
17608 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
17609 Change const to pure if callee_copies is true rather than just
17611 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
17612 way of marking pure calls.
17613 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
17614 Remove hack that was supposed to fix pr7335 and remove old
17615 way of marking pure calls.
17616 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
17617 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
17618 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
17619 RTL_CONST_OR_PURE_CALL_P.
17620 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
17621 * loop-invariant.c (find_exits, find_invariant_bb): Changed
17622 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
17623 * sched-deps.c (schedule_analyze): Ditto.
17624 * rtl.h (struct rtx_def): Use call field, unchanging field, and
17625 return_val field of calls to represent pure and const function info.
17626 (CONST_OR_PURE_CALL_P): Deleted macro.
17627 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17628 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
17629 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
17631 * tree-optimize.c (execute_fixup_cfg): Added test for
17632 ECF_LOOPING_CONST_OR_PURE.
17633 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
17635 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
17636 effects for looping pure or const calls.
17637 (verify_gimple_expr): Added verification code.
17638 * config/alpha/alpha.c (alpha_legitimize_address,
17639 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
17641 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
17642 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
17643 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
17644 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
17645 RTL_CONST_OR_PURE_CALL_P.
17646 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
17647 and const calls to be deleted.
17649 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17652 * config/i386/mmx.md (mmx_subv2sf3): New expander.
17653 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
17654 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
17655 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17656 to handle nonimmediate operands.
17657 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
17658 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
17659 to handle nonimmediate operands.
17660 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
17661 (mmx_pmulhrwv4hi3): New expander. Use
17662 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17663 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
17664 (sse2_umulv1siv1di3): New expander. Use
17665 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17666 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
17667 (mmx_eq<mode>3): New expander. Use
17668 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17669 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
17670 (mmx_uavgv8qi3): New expander. Use
17671 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17672 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
17673 (mmx_uavgv4hi3): New expander. Use
17674 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17676 * config/i386/sse.md
17677 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
17678 to handle nonimmediate operands.
17679 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
17680 to handle nonimmediate operands.
17681 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
17682 to handle nonimmediate operands.
17683 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
17684 to handle nonimmediate operands.
17685 (sse2_unpckhpd_exp): New expander. Use
17686 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17687 (sse2_unpcklpd_exp): New expander. Use
17688 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17689 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
17690 to handle nonimmediate operands.
17691 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
17692 to handle nonimmediate operands.
17693 (*sse2_<plusminus_insn><mode>3): Rename from
17694 sse2_<plusminus_insn><mode>3 insn pattern.
17695 (sse2_<plusminus_insn><mode>3): New expander. Use
17696 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17697 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
17698 (sse2_umulv2siv2di3): New expander. Use
17699 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17700 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
17701 (sse4_1_mulv2siv2di3): New expander. Use
17702 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17703 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
17704 (sse2_pmaddwd): New expander. Use
17705 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17706 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
17707 (sse2_eq<mode>3): New expander. Use
17708 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17709 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
17710 (sse4_1_eqv2di3): New expander. Use
17711 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17712 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17713 (sse2_uavgv16qi3): New expander. Use
17714 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17715 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17716 (sse2_uavgv16qi3): New expander. Use
17717 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17718 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
17719 (sse2_uavgv8hi3): New expander. Use
17720 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17721 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
17722 (ssse3_pmulhrswv8hi3): New expander. Use
17723 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17724 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
17725 (ssse3_pmulhrswv4hi3): New expander. Use
17726 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17728 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
17729 (<sse>_vmmul<mode>3): Ditto.
17730 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
17732 (ssse3_pmaddubsw128): Use register_operand for operand 1.
17733 (ssse3_pmaddubsw): Ditto.
17735 * config/i386/i386.c (struct_builtin_description)
17736 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
17737 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
17738 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
17739 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
17740 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
17741 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
17742 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
17743 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
17744 (ix86_fixup_binary_operands): Assert that src1
17745 and src2 must have the same mode when swapped.
17746 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
17747 and ix86_binary_operator_ok. Do not force operands in registers
17750 2008-05-07 Jan Hubicka <jh@suse.cz>
17752 * cgraph.c (dump_cgraph_node): Update.
17753 * cgraph.h (cgraph_local_info): Break out inline summary.
17754 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
17756 * ipa-inline (inline_summary): New accestor function.
17757 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
17758 cgraph_decide_inlining, compute_inline_parameters): Update.
17759 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
17761 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
17763 Cleanup ColdFire scheduling support and add V4 pipeline model.
17765 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
17766 (define_attr cpu): Add cfv4 value.
17767 (define_attr type, define_attr type1): Merge into a single 'type'
17768 attribute. Update all uses.
17769 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
17770 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
17772 (define_attr opx_mem, define_attr opy_mem): Remove.
17773 (define_attr op_mem): Clean up, update comment.
17774 (define_attr size): Use specific values instead of general int.
17775 (define_attr guess, define_attr split): Remove. Update all uses.
17776 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
17777 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
17778 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
17779 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
17780 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
17781 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
17782 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
17783 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
17784 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
17785 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
17786 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
17787 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
17788 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
17789 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
17790 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
17791 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
17792 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
17793 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
17794 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
17795 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
17796 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
17797 Update or set attributes.
17798 (stack_tie): New fake instruction.
17800 * config/m68k/m68k.h (TUNE_CFV4): New macro.
17801 (m68k_sched_attr_size): Update declaration.
17802 (m68k_sched_attr_type2): Remove.
17803 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
17804 Declare new bypass predicates.
17806 * config/m68k/m68k.c (m68k_sched_issue_rate,
17807 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
17809 (TARGET_SCHED_ISSUE_RATE,
17810 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
17811 (override_options): Handle scheduling for ColdFire V4 core.
17812 (m68k_expand_prologue): Emit stack_tie.
17813 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
17814 'OP_TYPE_FPN'. Update all uses.
17815 (sched_guess_p): Remove.
17816 (sched_address_type): Handle symbolic addresses.
17817 (sched_get_operand): New static function.
17818 (sched_operand_type): Merge into sched_attr_op_type.
17819 (sched_attr_op_type): Handle FP registers, handle quick constants,
17821 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
17822 (m68k_sched_attr_size): Update. Move logic to ...
17823 (sched_get_attr_size_int): New static function.
17824 (sched_get_opxy_mem_type): New static function.
17825 (m68k_sched_attr_op_mem): Update.
17826 (m68k_sched_attr_type2): Remove.
17827 (sched_cfv4_bypass_data): New static variable.
17828 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
17829 (m68k_sched_issue_rate): Implement scheduler hook.
17830 (struct _sched_ib: enabled_p): New field.
17831 (m68k_sched_variable_issue): Update. Handle V4.
17832 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
17833 sched_dump_class_func_t, sched_dump_split_class,
17834 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
17835 sched_dump_dfa_class, m68k_sched_dump): Remove.
17836 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
17838 (m68k_sched_init_global): Remove statisctics dumping, introduce
17839 sanity check that all instructions have pipeline reservations. Handle
17841 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17842 Handle ColdFire V4 core.
17843 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
17844 New static functions.
17845 (m68k_sched_address_bypass_p): New bypass predicate.
17846 (sched_get_indexed_address_scale): New static function.
17847 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
17849 * cf.md: Update comments.
17850 (define_attr type2): Remove. Use 'type' attribute instead.
17852 (cf_ib): Rename to cfv123_ib. Update all uses.
17853 (cf_oep): Rename to cfv123_oep. Update all uses.
17854 (cf_chr): Rename to cfv123_chr. Update all uses.
17855 (cf_mem): Rename to cfv123_mem. Update all uses.
17856 (cf_mac): Move to more appropriate place.
17857 (cfv123_guess): New automaton and cpu_unit.
17858 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
17859 Update uses of 'size' attribute. Handle before reload scheduling.
17860 (cfv123_guess): New dummy reservation for unhandled instructions.
17861 (cfv4_*): Pipeline description of ColdFire V4 core.
17862 (ignore): New reservation to handle 'ignore' type.
17864 2008-05-07 Ian Lance Taylor <iant@google.com>
17866 PR middle-end/36013
17867 * gimplify.c (find_single_pointer_decl_1): Don't look through
17869 (find_single_pointer_decl): Adjust comments.
17871 2008-05-07 Jakub Jelinek <jakub@redhat.com>
17873 PR middle-end/36137
17874 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
17875 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
17877 PR middle-end/36106
17878 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
17879 integral type rather than floating point, then VIEW_CONVERT_EXPR
17880 to the floating point type.
17882 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17884 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
17885 TFmode op0 to register.
17887 2008-05-07 Alan Modra <amodra@bigpond.net.au>
17889 * c-decl.c (grokdeclarator): Comment typo.
17891 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
17893 * tree-flow.h: Remove prototype for computed_goto_p.
17894 * tree-cfg.c (computed_goto_p): Make static.
17896 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
17899 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
17900 (contains_aligned_value_p): This. Handle _Decimal128.
17901 (ix86_function_arg_boundary): Only align _Decimal128 to its
17902 natural boundary and handle it properly.
17904 2008-05-06 Martin Jambor <mjambor@suse.cz>
17906 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
17907 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
17908 (ipcp_method_set_orig_node): Removed.
17909 (ipcp_cval_get_cvalue_type): Removed.
17910 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
17911 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
17912 (ipcp_cval_set_cvalue_type): Removed.
17913 (ipcp_cval_get_cvalue): Removed.
17914 (ipcp_cval_set_cvalue): Removed.
17915 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
17916 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
17917 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
17918 (ipcp_cval_meet): Renamed to ipa_lattice_meet
17919 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
17920 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
17921 (ipcp_get_ith_lattice): Changed parameters.
17922 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
17923 (ipcp_lattice_from_jfunc): Changed parameters.
17924 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
17925 (ipcp_method_cval_print): Added temporary variable info.
17926 (ipcp_redirect): Removed already unused local variable caller.
17927 (ipcp_redirect): New temporary variable orig_callee_info
17928 (ipcp_redirect): Removed newly unused local variable callee.
17929 (ipcp_redirect): Removed (a bit confusing) local variable type.
17930 (ipcp_insert_stage): Added local variable info.
17931 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
17933 (ipcp_formal_create): Removed.
17934 (ipcp_method_cval_set): Removed.
17935 (ipcp_propagate_stage): Renamed lattice variables.
17936 (ipcp_method_cval_set_cvalue_type): Removed.
17937 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
17938 (ipcp_print_all_lattices): Changed printed strings to refer to
17939 lattices rather than cvals.
17940 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
17941 (ipcp_propagate_const): Changed formal parameters.
17942 (build_const_val): Changed formal parameters.
17943 (ipcp_insert_stage): Removed useless variable cvalue
17944 (build_const_val): Changed formal parameters.
17945 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
17946 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
17947 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
17948 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
17949 (ipcp_print_func_profile_counts): Changed string from "method" to
17951 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
17952 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
17953 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
17954 (ipcp_structures_print): Renamed to ipcp_print_all_structures
17955 (ipcp_profile_print): Renamed to ipcp_print_profile_data
17956 (ipcp_lat_is_const): Changed parameters and made inline.
17957 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
17958 (ipcp_redirect): Renamed to ipcp_need_redirect_p
17959 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
17960 the predicate condition directly
17961 (ipcp_propagate_stage): Added local variable args. Removed local
17962 variable callee. (Both are mere code simplifications.)
17963 (ipcp_method_dont_insert_const): Renamed to
17964 ipcp_node_not_modifiable_p.
17965 (ipcp_node_not_modifiable_p): Made inline.
17966 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
17967 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
17968 (ipcp_print_all_lattices): Removed variable cvalue
17969 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
17972 2008-05-06 Olivier Hainque <hainque@adacore.com>
17974 * tree-sra.c (try_instantiate_multiple_fields): Early return
17975 if field has POINTER_TYPE.
17977 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
17979 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
17980 by using 'q' specifier for instruction.
17981 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
17983 2008-05-06 Anatoly Sokolov <aesok@post.ru>
17985 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17986 Change mode of zero_extract from QImode to HImode.
17987 (sign bit tests peepholes): (Ditto.).
17989 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
17991 * config/i386/mmx.md: Remove double backslashes from asm templates.
17992 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
17993 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17994 to handle nonimmediate operands.
17995 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
17996 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17997 to handle nonimmediate operands.
17998 (*mmx_<code>v2sf3_finite): New insn pattern.
17999 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
18000 (mmx_<code>v2sf3): New expander. Use
18001 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18002 (mmx_<plusminus_insn><mode>3): New expander. Use
18003 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18004 (*mmx_<plusminus_insn><mode>3): New insn pattern.
18005 (mmx_add<mode>3): Removed.
18006 (mmx_ssadd<mode>3): Ditto.
18007 (mmx_usadd<mode>3): Ditto.
18008 (mmx_sub<mode>3): Ditto.
18009 (mmx_sssub<mode>3): Ditto.
18010 (mmx_ussub<mode>3): Ditto.
18011 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
18012 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
18013 to handle nonimmediate operands.
18014 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
18016 (mmx_smulv4hi3_highpart): New expander. Use
18017 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18018 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
18020 (mmx_umulv4hi3_highpart): New expander. Use
18021 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18022 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
18023 (mmx_<code>v4hi3): New expander. Use
18024 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18025 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
18026 (mmx_<code>v8qi3): New expander. Use
18027 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18028 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
18029 (mmx_<code><mode>3): New expander. Use
18030 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18032 2008-05-05 Jan Hubicka <jh@suse.cz>
18034 PR tree-optimization/36118
18035 * passes.c (pass_init_dump_file): Fix dump header.
18037 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18039 PR middle-end/36141
18040 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
18041 VCE for function decls.
18043 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18045 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
18047 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18049 * config/i386/i386.md (sat_plusminus): New.
18050 (plusminus_insn): Likewise.
18051 (plusminus_mnemonic): Likewise.
18053 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
18054 (*<addsub><mode>3_cc_overflow): Renamed to ...
18055 (*<plusminus_insn><mode>3_cc_overflow): This.
18056 (*<addsub>si3_zext_cc_overflow): Renamed to ...
18057 (*<plusminus_insn>si3_zext_cc_overflow): This.
18059 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
18060 (<plusminus_insn><mode>3): This.
18061 (*<addsub><mode>3): Renamed to ...
18062 (*<plusminus_insn><mode>3): This.
18063 (<sse>_vm<addsub><mode>3): Renamed to ...
18064 (<sse>_vm<plusminus_insn><mode>3): This.
18065 (sse3_h<addsub>v4sf3): Renamed to ...
18066 (sse3_h<plusminus_insn>v4sf3): This.
18067 (sse3_h<addsub>v2df3): Renamed to ...
18068 (sse3_h<plusminus_insn>v2df3): This.
18069 (<plusminus_insn><mode>3): New.
18070 (*<plusminus_insn><mode>3): Likewise.
18071 (sse2_<plusminus_insn><mode>3): Likewise.
18072 (add<mode>): Removed.
18073 (*add<mode>3): Likewise.
18074 (sse2_ssadd<mode>3): Likewise.
18075 (sse2_usadd<mode>3): Likewise.
18076 (sub<mode>3): Likewise.
18077 (*sub<mode>3): Likewise.
18078 (sse2_sssub<mode>3): Likewise.
18079 (sse2_ussub<mode>3): Likewise.
18081 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
18083 * gthr-single.h: Add in required interface elements as per gthr.h.
18084 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
18085 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
18086 Generalize UNUSED macro.
18087 (__gthread_once): Add.
18088 (__gthread_key_create): Add.
18089 (__gthread_key_delete): Add.
18090 (__gthread_getspecific): Add.
18091 (__gthread_setspecific): Add.
18093 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
18095 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
18096 the same size types for the indirect reference on the rhs, then
18099 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
18101 * config/i386/i386.md
18102 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
18103 one insn template instead of template series.
18104 (*xordi_1_rex64): Ditto.
18105 (*xordi_2_rex64): Ditto.
18107 2008-05-05 Ira Rosen <irar@il.ibm.com>
18109 PR tree-optimization/36119
18110 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
18113 2008-06-04 Jan Hubicka <jh@suse.cz>
18115 tree-optimization/36100
18116 * tree-pass.h (pass_O0_always_inline): Declare.
18117 * ipa-inline.c (inline_transform): Remove dead code.
18118 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
18119 pass_O0_always_inline): New.
18120 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
18122 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
18124 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
18125 mnemonic in this_param move for TARGET_64BIT.
18127 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
18129 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
18130 (*strmovsi_rex_1): Ditto.
18131 (*strsetsi_1): Ditto.
18132 (*strsetsi_rex_1): Ditto.
18134 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
18135 adddicc expanders using SWI mode iterator.
18137 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
18140 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
18143 2008-05-04 David S. Miller <davem@davemloft.net>
18145 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
18146 (sparc*-*-linux*): Use linux.h in tm_file.
18147 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
18148 compiler defaulting to 32-bit.
18149 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
18151 * config/sparc/linux.h: Remove definitions now obtained
18152 properly from linux.h
18153 * config/sparc/linux64.h: Likewise.
18154 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
18155 don't want this setting for 32-bit builds in a biarch compiler.
18156 * doc/install.texi: Add sparc-linux to list of targets
18157 supporting --enable-targets=all.
18159 2008-05-03 Andrew Pinski <pinskia@gmail.com>
18161 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
18163 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
18165 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
18166 after V4SI_FTYPE_V8HI.
18167 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
18168 case V4SI_FTYPE_V2DF.
18170 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
18172 * doc/invoke.texi (max-flow-memory-locations): Removed.
18173 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
18175 2008-05-03 Richard Guenther <rguenther@suse.de>
18177 PR middle-end/34973
18178 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
18180 2008-05-02 David S. Miller <davem@davemloft.net>
18182 * config.gcc (need_64bit_hwint): Document libcpp dependency.
18184 2008-05-02 Simon Baldwin <simonb@google.com>
18187 * c-common.h (warn_array_subscript_range): Removed.
18188 * c-common.c (warn_array_subscript_range): Ditto.
18189 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
18190 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
18192 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18194 * config/i386/i386.c (ix86_special_builtin_type): New.
18195 (bdesc_special_args): Likewise.
18196 (ix86_expand_special_args_builtin): Likewise.
18197 (ix86_init_mmx_sse_builtins): Updated.
18198 (ix86_expand_builtin): Updated.
18199 (ix86_expand_store_builtin): Removed.
18200 (ix86_expand_unop_builtin): Likewise.
18202 * config/i386/mm3dnow.h (__v2sf): Moved to ...
18203 * config/i386/mmintrin.h (__v2sf): Here.
18205 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
18207 (_mm_loadl_pi): Likewise.
18208 (_mm_storeh_pi): Replace __v2si with __v2sf.
18209 (_mm_storel_pi): Likewise.
18211 * doc/extend.texi: Correct __builtin_ia32_loadhps,
18212 __builtin_ia32_loadlps, __builtin_ia32_storehps,
18213 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
18214 __builtin_ia32_loadlpd.
18216 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18218 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
18219 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
18220 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
18221 (ix86_init_mmx_sse_builtins): Updated.
18222 (ix86_expand_args_builtin): Likewise.
18223 (ix86_expand_builtin): Likewise.
18224 (ix86_expand_unop1_builtin): Renamed to ...
18225 (ix86_expand_unop_vec_merge_builtin): This.
18227 2008-05-01 Jan Hubicka <jh@suse.cz>
18230 * ipa-inline.c (inline_generate_summary): Make static.
18231 (inline_transform): Do not call inlining at -O0; make static.
18232 * passes.c (execute_todo): Add sanity check.
18233 (execute_one_ipa_transform_pass): Execute proper flags.
18235 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
18237 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
18238 (DECL_NONADDRESSABLE_P): Likewise.
18239 * alias.c (record_component_aliases): Fix comment.
18241 2008-05-01 Simon Baldwin <simonb@google.com>
18243 * c-common.h (warn_array_subscript_range): New function.
18244 * c-common.c (warn_array_subscript_range): Ditto.
18245 * tree-vrp.c (check_array_ref): Corrected code to agree with
18246 comment, ignoring only arrays of size 0 or size 1.
18247 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
18249 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18251 * config/i386/i386.c (ix86_builtin_type): Replace
18252 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
18253 (bdesc_args): Updated.
18254 (ix86_init_mmx_sse_builtins): Likewise.
18255 (ix86_expand_args_builtin): Likewise.
18257 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
18260 * doc/extend.texi: Correct __builtin_ia32_palignr.
18262 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18265 * config/i386/i386.c (bdesc_crc32): Removed.
18266 (ix86_expand_crc32): Likewise.
18267 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
18268 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
18269 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
18270 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
18271 UINT_FTYPE_UINT_UCHAR.
18272 (bdesc_args): Updated. Add crc32 builtins.
18273 (ix86_init_mmx_sse_builtins): Updated.
18274 (ix86_expand_args_builtin): Updated to support subreg.
18276 * doc/extend.texi: Correct __builtin_ia32_crc32di.
18278 2008-05-01 Jan Hubicka <jh@suse.cz>
18280 * tree-pass.h (opt_pass): Add IPA_PASS.
18281 (varpool_node, cgraph_node): Forward declare.
18282 (ipa_opt_pass): Define.
18283 (pass_ipa_inline): Turn into ipa_opt_pass.
18284 (pass_apply_inline): Remove.
18285 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
18286 (apply_inline): Turn into ....
18287 (inline_transform): ... this one.
18288 (inline_generate_summary): New function.
18289 (pass_apply_inline): Remove.
18290 * function.h (ipa_opt_pass): Forward declare structure; typedef;
18292 (struct function): Add ipa_transforms_to_apply.
18293 * passes.c (register_one_dump_file): Work on IPA_PASS.
18294 (init_optimization_passes): Remove pass_inline_parameters and
18296 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
18297 (execute_one_pass) ... here; apply transforms when possible.
18298 (add_ipa_transform_pass, execute_ipa_summary_asses,
18299 execute_one_ipa_transform_pass): New.
18300 (execute_ipa_pass_list): Update for IPA_PASS type.
18302 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18304 * config/i386/i386.c (ix86_builtin_type): Add
18305 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
18306 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
18307 (bdesc_args): Add SSE4a builtins.
18308 (ix86_init_mmx_sse_builtins): Updated.
18309 (ix86_expand_args_builtin): Likewise.
18310 (ix86_expand_builtin): Likewise.
18312 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18314 * config/i386/i386.c (ix86_builtin_type): Add
18315 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
18316 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
18317 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
18318 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
18319 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
18320 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
18321 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
18322 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
18323 and DI_FTYPE_DI_DI_INT.
18324 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
18325 (ix86_init_mmx_sse_builtins): Updated.
18326 (ix86_expand_args_builtin): Likewise.
18327 (ix86_expand_builtin): Likewise.
18328 (ix86_expand_binop_imm_builtin): Removed.
18330 * doc/extend.texi: Correct __builtin_ia32_palignr128.
18332 2008-04-30 Richard Guenther <rguenther@suse.de>
18334 PR tree-optimization/32921
18335 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
18337 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
18339 * config/arm/arm.c (arm_unwind_emit): Use
18340 crtl->all_throwers_are_sibcalls instead of
18341 cfun->all_throwers_are_sibcalls.
18342 (arm_output_fn_unwind): Likewise.
18343 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
18344 instead of cfun->uses_pic_offset_table.
18345 (frv_expand_prologue): Likewise.
18346 (frv_frame_pointer_required): Likewise.
18347 (frv_expand_fdpic_call): Likewise.
18348 (frv_emit_movsi): Likewise.
18349 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
18350 cfun->returns_pcc_struct instead of
18351 current_function_returns_pcc_struct.
18352 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
18353 instead of cfun->calls_eh_return.
18354 (m32c_pushm_popm): Likewise.
18355 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
18356 "extern" declaration.
18358 2008-04-30 Richard Guenther <rguenther@suse.de>
18360 PR tree-optimization/21636
18361 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
18363 (evaluate_stmt): Print the likely value.
18364 (ccp_visit_stmt): Avoid excessive vertical spacing.
18366 2008-04-30 Rafael Espíndola <espindola@google.com>
18368 * builtins.c (fold_call_expr): Return realret.
18369 * tree-ssa-threadedge.c
18370 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18371 __builtin_object_size.
18373 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
18375 * gcc.c (wrapper_string): New variable.
18376 (insert_wrapper): New function.
18377 (execute): New option -wrapper.
18378 * doc/invoke.texi (Overall Options): New driver option -wrapper.
18380 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
18382 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
18383 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
18384 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
18386 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
18387 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
18388 config/rs6000/e500crtres64gprctr.asm,
18389 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
18390 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
18391 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
18392 config/rs6000/e500crtsav64gprctr.asm,
18393 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
18394 config/rs6000/e500crtsavg64gprctr.asm: New files.
18395 * config/rs6000/t-ppccomm: Add build rules for new files.
18396 (LIB2FUNCS_STATIC_EXTRA): Add new files.
18397 * config/rs6000/t-netbsd: Add build rules for new files.
18398 (LIB2FUNCS_STATIC_EXTRA): New variable.
18399 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
18400 (CRTSAVRES_DEFAULT_SPEC): Likewise.
18401 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
18403 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
18405 * config/i386/i386.c (ix86_builtin_type): Add
18406 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
18407 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
18408 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
18409 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
18410 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
18411 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
18412 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
18413 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
18414 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
18415 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
18416 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
18417 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
18418 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
18419 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
18420 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
18421 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
18422 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
18423 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
18424 V1DI_FTYPE_V2SI_V2SI.
18425 (bdesc_2arg): Moved to ...
18426 (bdesc_args): Here.
18427 (ix86_init_mmx_sse_builtins): Updated.
18428 (ix86_expand_args_builtin): Updated. Take a pointer
18429 to const struct builtin_description. Handle comparison
18431 (ix86_expand_sse_compare): Take a new argument for swapping operands.
18432 (ix86_expand_builtin): Updated.
18434 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
18435 (ssse3_pmaddubsw128): This.
18436 (ssse3_pmaddubswv4hi3): Renamed to ...
18437 (ssse3_pmaddubsw): This.
18439 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
18440 (__builtin_ia32_packssdw128): Likewise.
18441 (__builtin_ia32_packuswb128): Likewise.
18442 (__builtin_ia32_pmaddubsw): Likewise.
18443 (__builtin_ia32_pmaddubsw128): Likewise.
18445 2008-04-30 Richard Guenther <rguenther@suse.de>
18447 PR tree-optimization/14847
18448 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
18449 (recognize_bits_test): Use it.
18450 (recognize_single_bit_test): Likewise.
18452 2008-04-30 Martin Jambor <mjambor@suse.cz>
18454 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
18455 instead of setting number of formal parameters to zero.
18456 (ipcp_init_stage): Do not set the number of actual parameters to zero
18458 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
18459 which are called with variable number of arguments.
18460 (ipcp_insert_stage): Explicitely skipping all nodes which are
18461 called with variable number of arguments.
18462 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
18463 number of parameters.
18465 * ipa-prop.h (struct ipa_node_params): Added flag
18466 called_with_var_arguments
18467 (ipa_set_param_count): Added. Changed sole setter to use it.
18468 (ipa_get_param_count): Added. All readers of param_count
18469 converted to use it instead.
18470 (ipa_set_called_with_variable_arg): Added.
18471 (ipa_is_called_with_var_arguments): Added.
18472 (ipa_get_ith_param): Added. All readers of param_decls converted
18474 (ipa_set_cs_argument_count): Added, sole writer to argument_count
18476 (ipa_get_cs_argument_count): Added, all readers of argument_count
18478 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
18481 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
18482 (struct ipcp_lattice): Renamed cval_type to type
18483 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
18485 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
18486 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
18487 (ipcp_insert_stage): Changed the type of variable cvalue to tree
18488 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
18489 (build_const_val): Changed the type of parameter cvalue to tree
18490 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
18491 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
18493 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
18496 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
18497 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
18498 (ipa_add_method): Renamed to ipa_push_func_to_list
18499 (ipa_remove_method): Renamed to ipa_pop_func_from_list
18500 (ipa_callsite_param_count): Removed.
18501 (ipa_callsite_param_count_set): Removed.
18502 (ipa_callsite_param): Removed.
18503 (ipa_callsite_callee): Removed.
18504 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
18505 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
18506 (ipa_method_formal_count): Removed.
18507 (ipa_method_formal_count_set): Removed.
18508 (ipa_method_get_tree): Removed.
18509 (ipa_method_tree_map_create): Removed.
18510 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
18511 (ipa_create_param_decls_array): Creates the array itself
18512 (ipa_create_param_decls_array): Temporary variable info instead of
18513 a few dereferences.
18514 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
18515 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
18516 (get_type): Removed.
18517 (ipa_jf_get_info_type): Removed.
18518 (ipa_node_create): Renamed to ipa_create_node_params
18519 (ipa_free): Renamed to ipa_free_all_node_params
18520 (ipa_nodes_create): Renamed to ipa_create_all_node_params
18521 (ipa_edges_create): Renamed to ipa_create_all_edge_args
18522 (ipa_edges_free): Renamed to ipa_free_all_edge_args
18523 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
18524 (ipa_free_all_node_params): Deallocation to jump_functions moved to
18525 ipa_free_all_edge_args
18526 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
18527 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
18528 (ipa_create_methodlist_node): Removed.
18529 (ipa_methodlist_method): Removed.
18530 (ipa_methodlist_method_set): Removed.
18531 (ipa_methodlist_next_method): Removed.
18532 (ipa_methodlist_next_method_set): Removed.
18533 (ipa_method_is_modified): Removed.
18534 (ipa_method_modify_create): Removed.
18535 (ipa_method_modify_init): Temporary variable info instead of a few
18537 (ipa_detect_param_modifications): Temporary variable info instead of
18538 a few dereferences.
18539 (ipa_compute_jump_functions): Temporary variable info instead of
18540 a few dereferences.
18541 (ipa_method_modify_set): Removed.
18542 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
18543 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
18544 than craph_node as the first parameter.
18545 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
18546 (ipa_method_modify_init): Removed.
18547 (ipa_compute_jump_functions): Added a temp variable instead of
18548 repeatadly dereferencing the cgraph_edge.aux pointer
18549 (ipa_callsite_param_set_type): Removed.
18550 (ipa_compute_jump_functions): i renamed to index and moved to
18552 (ipa_callsite_param_set_info_type_formal): Removed.
18553 (ipa_callsite_param_set_info_type): Removed.
18554 (ipa_callsite_param_map_create): Removed.
18555 (ipa_callsite_tree): Removed.
18556 (ipa_callsite_caller): Removed.
18557 (ipa_pop_func_from_list): return_method removed to return_func
18559 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
18560 prefixed all values with IPA_. Changed all users.
18561 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
18562 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
18563 and FORMAL_IPATYPE IPA_PASS_THROUGH.
18564 (union parameter_info): Renamed to jump_func_value.
18565 (union jump_func_value): Renamed value to constant
18566 (struct ipa_jump_func): Renamed info_type to value
18567 (struct ipa_node): Renamed to ipa_node_params
18568 (struct ipa_node_params): Renamed ipa_arg_num to param_count
18569 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
18570 (struct ipa_node_params): Renamed ipa_mod to modified_flags
18571 (struct ipa_edge): Renamed to ipa_edge_args
18572 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
18573 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
18574 (struct ipa_methodlist): Renamed to ipa_func_list
18575 (struct ipa_func_list): method_p renamed to node, next_method
18577 (ipa_methodlist_p): Removed, switched all users to struct pointer
18578 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
18580 2008-04-30 Alan Modra <amodra@bigpond.net.au>
18582 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
18583 (rs6000_emit_epilogue): Use backchain to restore only when we
18584 have a large frame. Make use of frame pointer to restore if we
18585 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
18587 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
18589 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18590 Add mode to zero_extract.
18591 (sign bit tests peepholes): (Ditto.).
18593 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
18595 * config/i386/i386.c (ix86_builtins): Replace Prescott New
18596 Instructions in comments with SSE3.
18597 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
18598 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
18599 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
18600 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
18601 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
18602 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
18603 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
18604 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
18605 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
18606 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
18607 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
18608 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
18609 (bdesc_sse_args): Renamed to ...
18610 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
18611 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
18612 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
18613 IX86_BUILTIN_FABSQ.
18614 (bdesc_1arg): Moved to ...
18615 (bdesc_args): Here.
18616 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
18617 Instructions in comments with SSE3.
18618 (ix86_expand_sse_operands_builtin): Renamed to ...
18619 (ix86_expand_args_builtin): This. Updated.
18620 (ix86_expand_unop1_builtin): Update comments.
18621 (ix86_expand_builtin): Updated.
18623 2008-04-29 Richard Guenther <rguenther@suse.de>
18625 PR tree-optimization/36078
18626 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
18627 Update virtual SSA form after cleaning up the CFG.
18629 2008-04-29 Richard Guenther <rguenther@suse.de>
18631 PR middle-end/15255
18632 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
18634 2008-04-29 Richard Guenther <rguenther@suse.de>
18636 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
18637 (compute_may_aliases): Do not call finalize_ref_all_pointers.
18638 (compute_flow_insensitive_aliasing): Do not treat
18639 PTR_IS_REF_ALL pointers special.
18640 (get_smt_for): Likewise.
18641 (may_alias_p): Re-structure.
18642 (is_escape_site): A ref-all pointer conversion is not an escape site.
18643 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
18644 PTR_IS_REF_ALL pointers special.
18645 * tree-ssa-structalias.h (struct alias_info): Remove
18646 ref_all_symbol_mem_tag field.
18647 (PTR_IS_REF_ALL): Remove.
18649 2008-04-29 Richard Guenther <rguenther@suse.de>
18651 PR middle-end/36077
18652 * fold-const.c (extract_muldiv_1): In combining division constants
18653 make sure to never overflow.
18655 2008-04-29 Nick Clifton <nickc@redhat.com>
18657 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
18659 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18662 * optc-gen.awk: Work around HP-UX/IA awk bug.
18664 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
18666 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
18669 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18672 * config/i386/i386.md
18673 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
18674 Change operand 1 predicate to nonimmediate_operand.
18676 2008-04-28 Jakub Jelinek <jakub@redhat.com>
18679 * dwarf2out.c (struct die_struct): Mark as chain_circular through
18681 * gengtype.c (walk_type, write_func_for_structure): Handle
18683 * doc/gty.texi: Document chain_circular.
18685 2008-04-28 Richard Guenther <rguenther@suse.de>
18687 PR tree-optimization/36066
18688 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
18691 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18694 * config/i386/i386.md
18695 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
18696 Use match_scratch instead of match_operand for operands 3 and 4.
18698 2008-04-27 Richard Guenther <rguenther@suse.de>
18700 PR tree-optimization/18754
18701 PR tree-optimization/34223
18702 * tree-pass.h (pass_complete_unrolli): Declare.
18703 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
18704 loop size before and after unconditionally of UL_NO_GROWTH in effect.
18705 Rewrite loop into loop closed SSA form if it is not already.
18706 (tree_unroll_loops_completely): Re-structure to iterate over
18707 innermost loops with intermediate CFG cleanups.
18708 Unroll outermost loops only if requested or the code does not grow
18710 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
18711 loops are available.
18712 (tree_vectorize): Instead do so here.
18713 (tree_complete_unroll): Also unroll outermost loops.
18714 (tree_complete_unroll_inner): New function.
18715 (gate_tree_complete_unroll_inner): Likewise.
18716 (pass_complete_unrolli): New pass.
18717 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
18718 uses outside of the loop.
18719 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
18720 form if it is available.
18721 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
18722 * passes.c (init_optimization_passes): Schedule complete inner
18723 loop unrolling pass before the first CCP pass after final inlining.
18725 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
18727 * targhooks.h (default_emutls_var_fields,
18728 default_emutls_var_init): Declare.
18729 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
18730 * target.h (struct gcc_target): Add struct emutls member.
18731 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
18732 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
18733 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
18734 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
18735 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
18736 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
18737 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
18738 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
18739 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
18740 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
18741 emit debug information.
18742 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
18743 * varasm.c: Include targhooks.h.
18744 (emutls_object_section, emutls_tmpl_section): New.
18745 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
18746 (EMUTLS_SEPARATOR): New.
18747 (prefix_name): New.
18748 (get_emutls_object_name): New.
18749 (default_emutls_var_fields): New, broken out of ...
18750 (get_emutls_object_type): ... here. Adjust to use target hooks.
18751 (get_emutls_init_templ_addr): Adjust to use target hooks.
18752 (emutls_decl): Adjust to use target hooks.
18753 (emutls_finish): Likewise.
18754 (default_emutls_var_init): New, broken out of ...
18755 (assemble_variable): ... here. Adjust to use target hooks.
18756 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
18757 SECCAT_EMUTLS_TMPL.
18758 * c-common.c (handle_section_attribute): Prevent overriding
18759 sections for emulated tls with special sections.
18760 * config/i386/i386.c (x86_64_elf_select_section): Add
18761 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
18762 (x86_64_elf_unique_section): Likewise.
18763 * config/vxworks.c: Include tree.h.
18764 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
18765 (vxworks_override_options): Set TLS scheme.
18766 * doc/tm.texi (Emulated TLS): New node.
18768 2008-04-26 Simon Baldwin <simonb@google.com>
18771 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
18772 with propagated string constants.
18774 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
18776 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
18777 constraint for operand 2 when operand 0 is memory operand.
18778 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
18779 operand 0 is memory operand.
18780 (fix_trunc<mode>_i387_with_temp): Ditto.
18781 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
18782 operand 2 when operand 1 is memory operand.
18783 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
18784 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
18785 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
18786 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18787 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
18788 operands 2,3 and 4 when operand 1 is memory operand.
18789 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
18791 (fistdi2_floor_with_temp): Ditto.
18792 (fist<mode>2_floor_with_temp): Ditto.
18793 (fistdi2_ceil_with_temp): Ditto.
18794 (fist<mode>2_ceil_with_temp): Ditto.
18795 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
18797 2008-04-26 David Daney <ddaney@avtrex.com>
18799 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
18801 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
18802 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18803 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18804 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
18805 (compare_and_swap_12): New insn.
18806 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
18807 * config/mips/mips.c (mips_force_binary): New function.
18808 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
18809 (mips_expand_compare_and_swap_12): New function.
18810 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
18812 2008-04-25 Jan Hubicka <jh@suse.cz>
18815 * cfgexpand.c (pass_expand): Turn into RTL pass.
18816 * passes.c (execute_one_pass): Do pass typechecking after execution.
18817 * tree-pass.h (pass_expand): Turn into RTL pass.
18819 * function.h (struct rtl_data): Move here fields
18820 accesses_prior_frames, calls_eh_return, saves_all_registers,
18821 has_nonlocal_goto, has_asm_statement, is_thunk,
18822 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
18823 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
18824 arg_pointer_save_area_init from struct function; turn into bool.
18825 (struct function): Move
18826 calls_eh_return, saves_all_registers, has_nonlocal_goto,
18827 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
18828 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
18829 tail_call_emit, arg_pointer_save_area_init
18830 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
18831 (current_function_returns_struct, current_function_returns_pcc_struct,
18832 current_function_calls_setjmp, current_function_calls_alloca,
18833 current_function_accesses_prior_frames,
18834 current_function_calls_eh_return, current_function_is_thunk,
18835 current_function_stdarg, current_function_profile,
18836 current_function_limit_stack, current_function_uses_pic_offset_table,
18837 current_function_uses_const_pool, current_function_has_nonlocal_label,
18838 current_function_saves_all_registers,
18839 current_function_has_nonlocal_goto,
18840 current_function_has_asm_statement): Remove accesor macros.
18841 * ra-conflict.c (global_conflicts): Update.
18842 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
18843 (suitable_for_tail_call_opt_p): Update.
18844 * builtins.c (expand_builtin_return_addr): Update.
18845 (expand_builtin_setjmp_setup): Update.
18846 (expand_builtin_nonlocal_goto): Update.
18847 * final.c (final_start_function): Update.
18848 (profile_function): Update.
18849 (leaf_function_p): Update.
18850 (only_leaf_regs_used): Update.
18851 * df-scan.c (df_get_exit_block_use_set): Update.
18852 * dojump.c (clear_pending_stack_adjust): Update.
18853 * tree-stdarg.c (gate_optimize_stdarg): Update.
18854 * gimple-low.c (lower_function_body): Update.
18855 * global.c (compute_regsets): Update.
18856 (global_alloc): Update.
18857 * dwarf2out.c (dwarf2out_begin_prologue): Update.
18858 * expr.c (expand_assignment): Update.
18859 * dse.c (dse_step0): Update.
18860 (dse_step1): Update.
18861 * c-decl.c (store_parm_decls): Update.
18862 * local-alloc.c (combine_regs): Update.
18863 (find_free_reg): Update.
18864 * function.c (assign_parms_augmented_arg_list): Update.
18865 (assign_parm_find_data_types): Update.
18866 (assign_parms): Update.
18867 (allocate_struct_function): Update.
18868 (expand_function_start): Update.
18869 (expand_function_end): Update.
18870 (get_arg_pointer_save_area): Update.
18871 (thread_prologue_and_epilogue_insns): Update.
18872 (rest_of_match_asm_constraints): Update.
18873 * stor-layout.c (variable_size): Update.
18874 * gcse.c (gcse_main): Update.
18875 (bypass_jumps): Update.
18876 * gimplify.c (gimplify_function_tree): Update.
18877 * calls.c (emit_call_1): Update.
18878 (expand_call): Update.
18879 * bt-load.c (compute_defs_uses_and_gen): Update.
18880 * except.c (sjlj_assign_call_site_values): Update.
18881 (sjlj_emit_function_enter): Update.
18882 (can_throw_external): Update.
18883 (set_nothrow_function_flags): Update.
18884 (expand_builtin_unwind_init): Update.
18885 (expand_eh_return): Update.
18886 (convert_to_eh_region_ranges): Update.
18887 (output_function_exception_table): Update.
18888 * emit-rtl.c (gen_tmp_stack_mem): Update.
18889 * cfgexpand.c (expand_used_vars): Update.
18890 (tree_expand_cfg): Update.
18891 * cfgcleanup.c (rest_of_handle_jump): Update.
18892 * explow.c (allocate_dynamic_stack_space): Update.
18893 * varasm.c (assemble_start_function): Update.
18894 (force_const_mem): Update.
18895 (mark_constant_pool): Update.
18896 * tree-optimize.c (tree_rest_of_compilation): Update.
18897 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
18898 * tree-cfg.c (notice_special_calls): Update.
18899 (is_ctrl_altering_stmt): Update.
18900 (tree_can_make_abnormal_goto): Update.
18901 (tree_purge_dead_abnormal_call_edges): Update.
18902 * config/alpha/predicates.md: Update.
18903 * config/alpha/alpha.c (alpha_sa_mask): Update.
18904 (alpha_sa_size): Update.
18905 (alpha_does_function_need_gp): Update.
18906 (alpha_expand_prologue): Update.
18907 (alpha_start_function): Update.
18908 (alpha_output_function_end_prologue): Update.
18909 (alpha_expand_epilogue): Update.
18910 * config/frv/frv.c (frv_stack_info): Update.
18911 (frv_expand_epilogue): Update.
18912 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
18913 (s390_register_info): Update.
18914 (s390_frame_info): Update.
18915 (s390_init_frame_layout): Update.
18916 (s390_can_eliminate): Update.
18917 (save_gprs): Update.
18918 * config/spu/spu.c (spu_split_immediate): Update.
18919 (need_to_save_reg): Update.
18920 (spu_expand_prologue): Update.
18921 (spu_expand_epilogue): Update.
18922 * config/sparc/sparc.md: Update.
18923 * config/sparc/sparc.c (eligible_for_return_delay): Update.
18924 (sparc_tls_got): Update.
18925 (legitimize_pic_address): Update.
18926 (sparc_emit_call_insn): Update.
18927 (sparc_expand_prologue): Update.
18928 (output_return): Update.
18929 (print_operand): Update.
18930 (sparc_function_ok_for_sibcall): Update.
18931 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
18932 * config/m32r/m32r.md: Update.
18933 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
18934 (m32r_compute_frame_size): Update.
18935 (m32r_expand_prologue): Update.
18936 (m32r_expand_epilogue): Update.
18937 (m32r_legitimize_pic_address): Update.
18938 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
18939 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18940 * config/i386/i386.c (ix86_frame_pointer_required): Update.
18941 (gen_push): Update.
18942 (ix86_save_reg): Update.
18943 (ix86_compute_frame_layout): Update.
18944 (ix86_expand_prologue): Update.
18945 (ix86_expand_epilogue): Update.
18946 * config/sh/sh.c (output_stack_adjust): Update.
18947 (calc_live_regs): Update.
18948 (sh5_schedule_saves): Update.
18949 (sh_expand_prologue): Update.
18950 (sh_expand_epilogue): Update.
18951 (sh_setup_incoming_varargs): Update.
18952 (sh_allocate_initial_value): Update.
18953 (sh_get_pr_initial_val): Update.
18954 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
18955 * config/sh/sh.md (label:): Update.
18956 * config/avr/avr.c (out_movhi_mr_r): Update.
18957 * config/crx/crx.h (enum): Update.
18958 * config/xtensa/xtensa.h (along): Update.
18959 * config/stormy16/stormy16.c Update.
18960 (xstormy16_compute_stack_layout): Update.
18961 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
18962 (fr30_expand_prologue): Update.
18963 * config/cris/cris.c (cris_conditional_register_usage): Update.
18964 (cris_reg_saved_in_regsave_area): Update.
18965 (cris_initial_frame_pointer_offset): Update.
18966 (cris_simple_epilogue): Update.
18967 (cris_expand_prologue): Update.
18968 (cris_expand_epilogue): Update.
18969 (cris_expand_pic_call_address): Update.
18970 (cris_asm_output_symbol_ref): Update.
18971 (cris_asm_output_label_ref): Update.
18972 * config/cris/cris.md Update.
18973 * config/iq2000/iq2000.c (compute_frame_size): Update.
18974 (iq2000_expand_epilogue): Update.
18975 * config/mt/mt.h (save_direction): Update.
18976 * config/mn10300/mn10300.c (mn10300_function_value): Update.
18977 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18978 (ia64_secondary_reload_class): Update.
18979 * config/m68k/m68k.c (m68k_save_reg): Update.
18980 (m68k_expand_prologue): Update.
18981 (m68k_expand_epilogue): Update.
18982 (legitimize_pic_address): Update.
18983 * config/rs6000/rs6000.c (rs6000_got_register): Update.
18984 (first_reg_to_save): Update.
18985 (first_altivec_reg_to_save): Update.
18986 (compute_vrsave_mask): Update.
18987 (compute_save_world_info): Update.
18988 (rs6000_stack_info): Update.
18989 (spe_func_has_64bit_regs_p): Update.
18990 (rs6000_ra_ever_killed): Update.
18991 (rs6000_emit_eh_reg_restore): Update.
18992 (rs6000_emit_allocate_stack): Update.
18993 (rs6000_emit_prologue): Update.
18994 (rs6000_emit_epilogue): Update.
18995 (rs6000_output_function_epilogue): Update.
18996 (output_profile_hook): Update.
18997 (rs6000_elf_declare_function_name): Update.
18998 * config/rs6000/rs6000.h (rs6000_args): Update.
18999 * config/rs6000/rs6000.md: Update.
19000 * config/mcore/mcore.c (mcore_expand_prolog): Update.
19001 * config/arc/arc.c (arc_output_function_epilogue): Update.
19002 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
19003 * config/darwin.c (machopic_function_base_name): Update.
19004 * config/score/score3.c (score3_compute_frame_size): Update.
19007 (score3_epilogue): Update.
19008 * config/score/score7.c (score7_compute_frame_size): Update.
19009 (score7_prologue): Update.
19010 (score7_epilogue): Update.
19011 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
19012 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19013 * config/arm/arm.c (use_return_insn): Update.
19014 (require_pic_register): Update.
19015 (arm_load_pic_register): Update.
19016 (arm_compute_save_reg0_reg12_mask): Update.
19017 (arm_compute_save_reg_mask): Update.
19018 (thumb1_compute_save_reg_mask): Update.
19019 (output_return_instruction): Update.
19020 (arm_output_function_prologue): Update.
19021 (arm_output_epilogue): Update.
19022 (arm_get_frame_offsets): Update.
19023 (arm_expand_prologue): Update.
19024 (thumb_pushpop): Update.
19025 (thumb_exit): Update.
19026 (thumb1_expand_prologue): Update.
19027 (thumb1_expand_epilogue): Update.
19028 (arm_unwind_emit): Update.
19029 (arm_output_fn_unwind): Update.
19030 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
19031 * config/arm/arm.md: Update.
19032 * config/pa/pa.md: Update.
19033 * config/pa/pa.c (legitimize_pic_address): Update.
19034 (compute_frame_size): Update.
19035 (hppa_expand_prologue): Update.
19036 (hppa_expand_epilogue): Update.
19037 (borx_reg_operand): Update.
19038 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
19039 (HARD_REGNO_RENAME_OK): Update.
19040 * config/mips/mips.c (mips_global_pointer): Update.
19041 (mips_save_reg_p): Update.
19042 (mips_compute_frame_info): Update.
19043 (mips_frame_pointer_required): Update.
19044 (mips_expand_prologue): Update.
19045 (mips_expand_epilogue): Update.
19046 (mips_can_use_return_insn): Update.
19047 (mips_reorg_process_insns): Update.
19048 * config/v850/v850.c (compute_register_save_size): Update.
19049 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
19050 * config/mmix/mmix.c (along): Update.
19051 (mmix_expand_epilogue): Update.
19052 * config/bfin/bfin.c (legitimize_pic_address): Update.
19053 (must_save_p): Update.
19054 (stack_frame_needed_p): Update.
19055 (add_to_reg): Update.
19056 (bfin_expand_prologue): Update.
19057 * stmt.c (expand_asm_operands): Update.
19058 * reload1.c (reload): Update.
19059 (init_elim_table): Update.
19061 2008-04-25 Bob Wilson <bob.wilson@acm.org>
19063 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
19065 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
19067 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
19068 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
19069 (mov<mode>): Removed.
19070 (*movv4sf_internal): Likewise.
19071 (*movv2df_internal): Likewise.
19073 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
19075 * config.gcc (crx-*-elf): Remove deprecation.
19077 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
19079 * config/i386/cygming-crtend.c (register_frame_ctor): Register
19080 __gcc_deregister_frame with atexit.
19081 (deregister_frame_dtor): Remove.
19083 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
19084 Nathan Sidwell <nathan@codesourcery.com>
19086 * config/rs6000/rs6000.opt (mspe): Remove Var property.
19088 * config/rs6000/rs6000.h (rs6000_spe): Declare.
19089 (rs6000_isel): Likewise.
19090 * config/rs6000/rs6000.c (rs6000_spe): New variable.
19091 (rs6000_isel): New variable.
19092 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
19094 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19097 * c-common.c (handle_vector_size_attribute): Call
19098 lang_hooks.types.reconstruct_complex_type instead of
19099 reconstruct_complex_type.
19100 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
19101 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
19102 * langhooks.h (struct lang_hooks_for_types): Add
19103 reconstruct_complex_type hook.
19104 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
19105 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
19107 2008-04-24 Richard Guenther <rguenther@suse.de>
19109 * c-common.h (check_builtin_function_arguments): Declare.
19110 * c-common.c (validate_nargs): New function.
19111 (check_builtin_function_arguments): Likewise.
19112 * c-typeck.c (build_function_call): Call
19113 check_builtin_function_arguments.
19114 * builtins.c (fold_builtin_classify): Remove error reporting code.
19115 (fold_builtin_unordered_cmp): Likewise.
19116 (fold_builtin_1): Likewise.
19117 (fold_builtin_n): Likewise.
19119 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19121 PR tree-optimization/36008
19122 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
19123 the original op1, rather than delta by step.
19125 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
19126 Sebastian Pop <sebastian.pop@amd.com>
19128 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
19129 eliminate_local_variables_stmt, eliminate_local_variables,
19130 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
19131 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
19132 of code delimited by two edges in the CFG.
19133 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
19134 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
19135 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
19136 the case of parallelisation of reductions.
19137 (expr_invariant_in_region_p): New.
19139 * tree-flow.h (gather_blocks_in_sese_region): Declared.
19140 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
19142 2008-04-24 Ira Rosen <irar@il.ibm.com>
19143 Richard Guenther <rguenther@suse.de>
19145 PR tree-optimization/36034
19146 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
19147 incapable of dealing with loads with gaps.
19149 2008-04-24 Rafael Espíndola <espindola@google.com>
19151 * tree-flow.h (vrp_evaluate_conditional): Change signature.
19152 * tree-ssa-propagate.c (fold_predicate_in): Update call to
19153 vrp_evaluate_conditional.
19154 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
19155 (vrp_evaluate_conditional): Split the cond argument.
19156 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
19157 (simplify_stmt_for_jump_threading): Update call to
19158 vrp_evaluate_conditional.
19160 2008-04-24 Ira Rosen <irar@il.ibm.com>
19162 PR tree-optimization/35982
19163 * tree-vect-analyze.c (vect_check_interleaving): Check that the
19164 interleaved data-refs are of the same type.
19166 2008-04-24 Danny Smith <dannysmith@users.net>
19168 * c-format.c (check_format_info_main): Use strncmp rather than a
19169 magic prefix to handle multichar length specs.
19170 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
19171 Don't prefix "I64" and "I32" with '\0'.
19173 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19176 * config/i386/i386.c (init_cumulative_args): Don't pass anything
19177 in registers for -m32 only if stdarg_p (fntype).
19179 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
19181 PR rtl-optimization/36006
19182 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
19183 temp to op0 in order to avoid invalid rtx sharing.
19185 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
19187 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
19188 check TREE_INVARIANT.
19189 * tree-gimple.c (is_gimple_address): New.
19190 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
19191 * tree-gimple.h (is_gimple_address): New.
19192 * tree.h (decl_address_invariant_p): New.
19193 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
19194 (build_string): Likewise.
19195 (decl_address_invariant_p): New, from is_gimple_invariant_address.
19196 (tree_invariant_p_1): Likewise.
19197 (save_expr): Use it.
19198 (tree_invariant_p): New.
19199 (skip_simple_arithmetic): Use it.
19200 (stabilize_reference_1): Use it.
19201 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
19203 (build1_stat): Drop code to compute TREE_INVARIANT.
19204 (build2_stat): Drop code to compute TREE_INVARIANT.
19205 (build3_stat): Drop code to compute TREE_INVARIANT.
19206 (build4_stat): Drop code to compute TREE_INVARIANT.
19207 (build5_stat): Drop code to compute TREE_INVARIANT.
19208 (build7_stat): Drop code to compute TREE_INVARIANT.
19209 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
19210 * tree.h (struct tree_base): Remove invariant_flag.
19211 (TREE_INVARIANT): Remove.
19212 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
19213 (fold_builtin_expect): Check TREE_CONSTANT.
19214 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
19215 * c-tree.h (c_expr_to_decl): Drop third parameter.
19216 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
19217 (build_c_cast): Don't set TREE_INVARIANT.
19218 (pop_init_level): Don't set TREE_INVARIANT.
19219 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
19220 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
19222 (gimplify_init_constructor): Don't set TREE_INVARIANT.
19223 (gimplify_addr_expr): Adjust comment.
19224 * tree-mudflap.c (mf_build_string):
19225 * print-tree.c (print_node): Don't print TREE_INVARIANT.
19226 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
19227 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
19228 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
19229 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
19230 * langhooks.h (struct lang_hooks): Drop third parameter from
19233 2008-04-23 Richard Guenther <rguenther@suse.de>
19235 PR tree-optimization/27799
19236 PR tree-optimization/32921
19237 PR tree-optimization/32624
19238 * tree-ssa-structalias.c (merge_smts_into): Only merge the
19239 SMTs aliases and the tag itself into the solution.
19240 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
19241 merge the points-to solution back into the SMT aliases.
19242 (may_alias_p): Use alias_set_subset_of instead of
19243 aliases_conflict_p. A pointer which points to
19244 memory with alias set zero may access any variable.
19246 2008-04-23 Richard Guenther <rguenther@suse.de>
19248 * alias.c (alias_set_subset_of): Correctly handle asking
19249 if zero is a subset of an alias set with zero child.
19250 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
19251 (compute_flow_insensitive_aliasing): Correctly walk all
19252 pointers. Do not unnecessarily union sets.
19254 2008-04-23 Richard Guenther <rguenther@suse.de>
19256 PR middle-end/36021
19257 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
19259 2008-04-22 Tomas Bily <tbily@suse.cz>
19261 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
19263 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
19265 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19266 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19267 * tree-inline.c (estimate_num_insns_1): Likewise.
19268 * varasm.c (const_hash_1, compare_constant, copy_constant)
19269 (compute_reloc_for_constant, output_addressed_constants): Likewise.
19270 * emit-rtl.c (component_ref_for_mem_expr)
19271 (set_mem_attributes_minus_bitpos): Likewise.
19272 * expr.c (highest_pow2_factor, expand_expr_real_1, )
19273 (is_aligning_offset): Likewise.
19274 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
19275 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19276 * dojump.c (do_jump): Likewise.
19277 * builtins.c (get_pointer_alignment, get_memory_rtx)
19278 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
19279 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
19281 2008-04-23 Jakub Jelinek <jakub@redhat.com>
19283 PR rtl-optimization/36017
19284 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
19285 expanding the library call.
19287 2008-04-22 Ian Lance Taylor <iant@google.com>
19289 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
19290 than size_in_bytes.
19292 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
19294 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
19295 of LR/CTR moves for Power6.
19297 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
19299 PR middle-end/36003
19300 * passes.c (init_optimization_passes): Remove
19301 pass_fast_rtl_byte_dce.
19303 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
19306 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
19307 builtin functions to generate faster code.
19308 (_mm_cvtpu16_ps): Ditto.
19309 (_mm_cvtpi32x2_ps): Ditto.
19311 2008-04-22 Nick Clifton <nickc@redhat.com>
19313 * common.opt (ftree-loop-distribution): Add Optimization
19316 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
19317 (frv_expand_builtin_va_start): Likewise.
19319 * config/arm/arm.c (thumb_find_work_register): Fix location of
19320 argument register count.
19322 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19324 Support scheduling for ColdFire V1 and V3 microarchitecture.
19325 Improve scheduling of multiplication instructions.
19327 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
19328 (mac): New instruction attribute.
19329 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
19330 (m68k_sched_mac): New variable.
19331 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
19332 Handle cfv1 and cfv3.
19333 (max_insn_size): New static variable.
19334 (struct _sched_ib): New type.
19335 (sched_ib): New static variable.
19336 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
19337 to fields of 'struct _sched_ib sched_ib'. Update all uses.
19338 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
19340 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
19341 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
19342 new variables. Update.
19343 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19344 Add modeling of cfv3 instruction buffer. Update.
19345 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
19346 * config/m68k/m68k.h (TUNE_CFV3): New macro.
19347 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
19348 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
19349 a particular reservation applies to.
19350 (type2): Reorganize attribute values. Rename alu to alu_reg,
19351 alu_l to alu, move_l to omove. Join move to alu. Split mul
19352 to mul_l and mul_w.
19353 (cf_ib_*): Simplify description of instruction buffer.
19354 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
19355 (cf_mem): Split into cf_mem1 and cf_mem2.
19356 (cf_v2_move_??): Rename to cfv12_alu_??.
19357 (cf_v2_move_l_??): Rename to cfv12_omove_??.
19358 (cf_v2_mul_??): Remove reservations.
19359 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
19360 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
19361 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
19363 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
19364 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
19365 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
19366 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
19367 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
19368 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
19369 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
19370 expansions of the above reservations for instructions of sizes
19373 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19375 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
19377 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
19379 * coverage.c: Include tree-pass.h.
19380 (coverage_counter_alloc): Print da_file_name to the dump file.
19382 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
19384 * sbitmap.c (sbitmap_range_empty_p): New function.
19385 * sbitmap.h (sbitmap_range_empty_p): New function.
19386 * bitmap.h: Now includes obstack.h.
19388 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
19389 Kenneth Zadeck <zadeck@naturalbridge.com>
19391 * dbgcnt.def (ra_byte_scan): Added.
19392 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
19393 when the last hit happens for a counter.
19394 * timevar.def (TV_DF_BYTE_LR): New variable.
19395 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
19396 * passes.c (pass_fast_rtl_byte_dce): New pass.
19397 * fwprop.c (update_df): Added mode to call df_ref_create.
19398 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19399 DF_REF_EXTRACT_OFFSET.
19400 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
19401 DF_BYTE_LR_OUT, df_byte_lr): New macro.
19403 (df_ref_extract): Added mode field.
19404 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
19405 DF_REF_EXTRACT_OFFSET.
19406 (DF_REF_EXTRACT_MODE): New macro.
19407 (df_byte_lr_bb_info): New structure.
19408 (df_print_byte_regset, df_compute_accessed_bytes,
19409 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
19410 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
19411 df_byte_lr_simulate_uses,
19412 df_byte_lr_simulate_artificial_refs_at_top,
19413 df_byte_lr_simulate_artificial_refs_at_end,
19414 df_compute_accessed_bytes): New function.
19415 (df_ref_create): Add parameter.
19416 (df_byte_lr_get_bb_info): New inline function.
19417 * df-scan.c (df_ref_record, df_uses_record,
19418 df_ref_create_structure): Added mode parameter.
19419 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
19420 df_defs_record, df_uses_record, df_get_conditional_uses,
19421 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
19422 df_entry_block_defs_collect, df_exit_block_uses_collect):
19423 Added mode parameter to calls to df_ref_record, df_uses_record,
19424 df_ref_create_structure.
19425 (df_ref_equal_p, df_ref_compare): Added test for modes.
19426 (df_ref_create_structure): Added code to set mode. Renamed
19427 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19428 DF_REF_EXTRACT_OFFSET.
19429 * df-core.c (df_print_byte_regset): New function.
19430 * df-byte-scan.c: New file.
19431 * df-problems.c (df_rd_transfer_function): Removed unnecessary
19432 calls to BITMAP_FREE.
19433 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
19434 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
19435 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
19436 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
19437 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
19438 df_byte_lr_local_compute, df_byte_lr_init,
19439 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
19440 df_byte_lr_transfer_function, df_byte_lr_free,
19441 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
19442 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
19443 df_byte_lr_simulate_uses,
19444 df_byte_lr_simulate_artificial_refs_at_top,
19445 df_byte_lr_simulate_artificial_refs_at_end): New function.
19446 * dce.c (byte_dce_process_block): New function.
19447 (dce_process_block): au is now passed in rather than computed
19448 locally. Changed loops that look at artificial defs to not look
19449 for conditional or partial ones, because there never are any.
19450 (fast_dce): Now is able to drive byte_dce_process_block or
19451 dce_process_block depending on the kind of dce being done.
19452 (rest_of_handle_fast_dce): Add parameter to fast_dce.
19453 (rest_of_handle_fast_byte_dce): New function.
19454 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
19455 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
19457 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
19460 * gcc.h: Added fortran options that take arguments to
19461 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
19464 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
19466 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
19467 scalarization if on the LHS and not a full access.
19469 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19471 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
19473 2008-04-18 Rafael Espíndola <espindola@google.com>
19475 * tree-vrp.c (find_case_label_index): Fix the binary search.
19476 (find_case_label_range): New.
19477 (vrp_visit_switch_stmt): Use find_case_label_range.
19478 (simplify_switch_using_ranges): Use find_case_label_range.
19480 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
19482 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
19483 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
19485 2008-04-18 Tom Tromey <tromey@redhat.com>
19488 * doc/cpp.texi (Implementation-defined behavior): Mention
19491 2008-04-18 Ian Lance Taylor <iant@google.com>
19493 * fold-const.c (pointer_may_wrap_p): New static function.
19494 (fold_comparison): Add another test for pointer overflow. Use
19495 pointer_may_wrap_p to disable some false positives.
19497 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
19499 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
19500 (fname_as_string): Match updated cpp_interpret_string prototype.
19501 (fix_string_type): Support char16_t* and char32_t*.
19502 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
19503 derivative) nodes. Register as builtin if C++0x.
19504 (c_parse_error): Support CPP_CHAR{16,32}.
19505 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
19506 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
19507 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
19508 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
19509 CTI_CHAR32_ARRAY_TYPE>: New elements.
19510 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
19511 char32_type_node, signed_char32_type_node, char16_array_type_node,
19512 char32_array_type_node): New defines.
19513 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
19514 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
19515 (lex_string): Support CPP_STRING{16,32}, match updated
19516 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
19517 (lex_charconst): Support CPP_CHAR{16,32}.
19518 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
19519 and CPP_STRING{16,32}.
19521 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
19524 * aclocal.m4: Regenerate.
19525 * configure: Regenerate.
19527 2008-04-18 Jan Hubicka <jh@suse.cz>
19529 * except.c (dw2_size_of_call_site_table,
19530 sjlj_size_of_call_site_table): Use vector API for call_site_record.
19532 * cgraphbuild.c (build_cgraph_edges): Update.
19533 * tree-pass.h: Update comment.
19534 * final.c (leaf_function_p): Update.
19535 (leaf_renumber_regs): Update.
19536 (rest_of_clean_state): Update.
19537 * omp-low.c (expand_omp_parallel): Update.
19538 * ipa-reference.c (analyze_function): Update.
19539 * reorg.c (find_end_label): Update.
19540 (optimize_skip): Update.
19541 (fill_simple_delay_slots): Update.
19542 (fill_simple_delay_slots): Update.
19543 (make_return_insns): Update.
19544 (dbr_schedule): Update.
19545 * gimple-low.c (record_vars_into): Update.
19546 * cfgbuild.c (make_edges): Update.
19547 * function.c (assign_stack_local): Update.
19548 (assign_parm_adjust_stack_rtl): Update.
19549 (locate_and_pad_parm): Update.
19550 (allocate_struct_function): Do not initialize stack_alignment_needed
19551 and preferred_stack_boundary here.
19552 (stack_protect_prologue): Update.
19553 (stack_protect_epilogue): Update.
19554 (expand_function_start): Initialize stack_alignment_needed,
19555 preferred_stack_boundary and max_jumptable_ents.
19556 (expand_function_end): Update.
19557 (free_after_compilation): Do not NULLify epilogue_delay_list.
19558 * function.h (struct rtl_data): Add stack_protect_guard,
19559 stack_alignment_needed,
19560 preferred_stack_boundary, epilogue_delay_list.
19561 (struct function): Remove value_histograms, stack_alignment_needed,
19562 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
19564 unexpanded_var_list, stack_protect_guard.
19565 (current_function_epilogue_delay_list): Remove.
19566 * ipa-type-escape.c (analyze_function): Update.
19567 * gimplify.c (pop_gimplify_context): Update comment.
19568 * calls.c (expand_call): Update.
19569 (emit_library_call_value_1): Update.
19570 * except.c (set_nothrow_function_flags): Update.
19571 * cfgexpand.c (get_decl_align_unit): Update.
19572 (create_stack_guard): Update.
19573 (estimated_stack_frame_size): Update.
19574 (expand_used_vars): Update.
19575 (tree_expand_cfg): Free histogram earliers, init expansion variables.
19576 * explow.c (allocate_dynamic_stack_space): Update.
19577 * tree-ssa-live.c (remove_unused_locals): Update.
19578 * varasm.c (mark_constant_pool): Update.
19579 * tree-inline.c (remap_decls): Update.
19580 (initialize_cfun): Update.
19581 (declare_return_variable): Update.
19582 (inline_forbidden_p): Update.
19583 (expand_call_inline): Update.
19584 (declare_inline_vars): Update.
19585 (tree_function_versioning): Update.
19586 * tree-flow.h (value_histograms): New.
19587 (VALUE_HISTOGRAMS): New macro.
19588 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
19590 * tree-cfg.c (set_bb_for_stmt): Update.
19591 (replace_by_duplicate_decl): Update.
19592 (move_block_to_fn): Update.
19593 (new_label_mapper): Update.
19594 (dump_function_to_file): Update.
19595 * ipa-struct-reorg.c (build_data_structure): Update.
19596 * cfgrtl.c (print_rtl_with_bb): Update.
19597 * reload1.c (reload): Update.
19599 * config/i386/i386.c (setup_incoming_varargs_64,
19600 ix86_compute_frame_layout): Update.
19601 * config/arc/arc.c (arc_output_function_epilogue): Update.
19603 2008-04-18 Marius Strobl <marius@FreeBSD.org>
19605 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
19606 for FreeBSD as well.
19607 * gthr-posix95.h: Likewise.
19609 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
19611 PR rtl-optimization/35838
19612 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
19613 out the byte offset of the first subreg.
19615 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
19617 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
19618 to split_ti instead of three separate calls with single member arrays.
19619 (subti3 splitter): Ditto.
19620 (adddi3 splitter): Ditto with split_di.
19621 (subdi3 splitter): Ditto.
19622 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
19623 two separate calls with single member arrays. Swap match_dup
19624 operands 1 and 2 to better fit into the array.
19625 (negdi2 splitter): Ditto with split_di.
19626 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
19627 two separate calls with single member arrays. Swap match_dup operands
19628 6 and 7 to better fit into the array.
19630 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
19632 * config/i386/i386.c (sse_builtin_type): New.
19633 (bdesc_sse_args): Likewise.
19634 (bdesc_sse_3arg): Removed.
19635 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19636 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
19637 IX86_BUILTIN_ROUNDPS.
19638 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
19639 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
19640 IX86_BUILTIN_ROUNDPS.
19641 (ix86_expand_sse_4_operands_builtin): Removed.
19642 (ix86_expand_sse_operands_builtin): New.
19643 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
19644 and CODE_FOR_sse4_1_roundps.
19645 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19646 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
19648 2008-04-17 Alan Modra <amodra@bigpond.net.au>
19651 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
19652 regs before frame pop when needed. If use_backchain_to_restore_sp
19653 then load backchain into a temp reg to restore vr and vrsave. Add
19654 code to restore vr after frame pop if possible.
19656 2008-04-17 Richard Guenther <rguenther@suse.de>
19658 * tree-vn.c (expressions_equal_p): Do not check type
19659 equality or compatibility before calling operand_equal_p.
19660 * fold-const.c (operand_equal_p): Check equivalence of
19661 integer constants before bailing out due to signedness or
19662 precision differences.
19663 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
19664 spurious differences in type qualification. Ignore types
19665 for COMPONENT_REFs at all.
19667 2008-04-17 Christian Bruel <christian.bruel@st.com>
19669 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
19670 msw_skip comparison.
19672 2008-04-16 Jakub Jelinek <jakub@redhat.com>
19675 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
19678 PR tree-optimization/35899
19679 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
19680 rather than TREE_OPERAND.
19682 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
19685 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
19686 temporary registers. Change operand predicate to general_operand.
19687 (remainderxf3): Ditto.
19689 2008-04-16 Richard Guenther <rguenther@suse.de>
19691 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
19692 * tree-affine.c (aff_combination_expand): Look through some
19695 2008-04-15 Doug Kwan <dougkwan@google.com>
19697 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
19699 * tree-pretty-print.c (dump_generic_node): Ditto.
19700 * final.c (output_addr_const): Ditto.
19701 * dwarf2out.c (output_cfi): Ditto.
19702 * c-pretty-print.c (pp_c_integer_constant): Ditto.
19703 * print-rtl.c (print_rtx): Ditto.
19704 * print-tree.c (print_node_brief, print_node): Ditto.
19705 * c-common.c (match_case_to_enum_1): Ditto.
19706 * sched-vis.c (print_value): Ditto.
19707 * config/i386/i386.c (print_operand): Cast to long unsigned int
19710 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
19711 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
19712 MS Windows VirtualProtect function.
19714 2008-04-15 Jan Hubicka <jh@suse.cz>
19716 * gengtype.c (write_root): Param_is argument is OK.
19717 * expr.c (expand_expr_real_1): Update call of get_exception_*.
19718 * function.h: Include varray.h
19719 (rtl_eh): New stucture based on except.c one.
19720 (call_site_record): New forward declaration and vector type.
19721 * calls.c (emit_call_1): Do not call
19722 note_current_region_may_contain_throw.
19723 * except.c (eh_status): Remove cur_region, try_region since they are
19725 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
19726 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
19727 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
19728 Remove call_site_data_used, call_site_data_size.
19729 Turn call_site_record into vector in function.h.
19730 (note_current_region_may_contain_throw): Remove.
19731 (get_exception_pointer, get_exception_filter): Do not take struct
19732 function argument; update.
19733 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
19734 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
19735 build_post_landing_pads, dw2_build_landing_pads,
19736 sjlj_assign_call_site_values, sjlj_mark_call_sites,
19737 sjlj_emit_function_enter, sjlj_emit_function_enter,
19738 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
19739 sjlj_build_landing_pads, finish_eh_generation,
19740 remove_exception_handler_label, remove_eh_handler,
19741 maybe_remove_eh_handler, add_reachable_handler,
19742 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
19743 add_action_record, collect_one_action_chain, add_call_site,
19744 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
19745 sjlj_output_call_site_table, output_function_exception_table,
19746 * except.h (note_current_region_may_contain_throw): Remove
19747 (get_exception_pointer, get_exception_filter): Do not take struct
19749 * Makefile.in (GTFILES): Put varargs before struct function.
19751 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19753 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
19754 punt for STRING_CST.
19755 (get_constraint_for): Deal with STRING_CST here instead.
19757 2008-04-15 Richard Guenther <rguenther@suse.de>
19759 * tree-ssa-propagate.c (substitute_and_fold): Substitute
19760 statements in a basic-block with a backward walk. Do not
19761 substitute into dead statements but instead remove those.
19763 2008-04-15 Richard Guenther <rguenther@suse.de>
19765 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
19766 to zero, thus disable creation of SFTs.
19768 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19770 * tree-predcom.c (suitable_reference_p): Return false if the
19771 reference can throw.
19773 2008-04-15 Jakub Jelinek <jakub@redhat.com>
19776 * c-decl.c (finish_decl): If extern or static var has variable
19777 size, set TREE_TYPE (decl) to error_mark_node.
19779 2008-04-15 Rafael Espíndola <espindola@google.com>
19781 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
19784 2008-04-15 Richard Guenther <rguenther@suse.de>
19786 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19787 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
19788 (visit_reference_op_load): Do walk vuse-vdef chains on
19789 vn_reference_lookup.
19790 (visit_reference_op_store): But do not here.
19791 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
19792 vn_reference_lookup.
19793 (vn_lookup_with_vuses): But do so here.
19795 2008-04-14 Ian Lance Taylor <iant@google.com>
19797 * fold-const.c (fold_overflow_warning): Remove assertion.
19799 2008-04-15 Ben Elliston <bje@au.ibm.com>
19801 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
19802 temp1 local variables.
19804 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
19807 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
19808 ".text.unlikely" section as executable.
19810 2008-04-14 James E. Wilson <wilson@tuliptree.org>
19812 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19813 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
19814 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
19815 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
19816 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
19817 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
19818 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
19820 2008-04-14 Ian Lance Taylor <iant@google.com>
19822 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
19823 * fold-const.c (fold_comparison): If appropriate, test
19824 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
19825 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
19826 reassociating a pointer type.
19827 * doc/invoke.texi (Optimize Options): Document that
19828 -fstrict-overflow applies to pointer wraparound.
19830 2008-04-13 Jan Hubicka <jh@suse.cz>
19832 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
19834 2008-04-12 Andrew Pinski <pinskia@gmail.com>
19836 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
19837 we are going to "save the world".
19839 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
19841 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
19842 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
19843 operand 0 constraint, not "=".
19845 2008-04-11 James E. Wilson <wilson@tuliptree.org>
19847 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
19849 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19851 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
19852 of size of positions_needed * CHAR_BIT.
19854 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19856 PR middle-end/35897
19857 * dse.c (store_info): Change positions_needed to unsigned
19859 (lowpart_bitmask): New.
19860 (record_store): Cast to unsigned HOST_WIDE_INT for
19861 positions_needed. Assert width <= size of positions_needed *
19862 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
19863 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
19864 lowpart_bitmask to set mask.
19866 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19868 * config/bfin/constraints.md: New file.
19869 * config/bfin/bfin.md: Include it.
19870 (adddi3): Use satisfies_constraint functions instead of the old macros.
19871 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
19872 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
19873 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
19874 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
19875 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
19876 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
19877 EXTRA_CONSTRAINT): Delete.
19878 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
19879 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
19881 * config/bfin/bfin.c: Include "tm-constrs.h".
19882 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
19883 Use satisfies_constraint functions instead of the old macros.
19884 * doc/md.texi (Blackfin Constraints): Update file name reference.
19886 2008-04-11 Richard Guenther <rguenther@suse.de>
19888 PR tree-optimization/35869
19889 * tree-vrp.c (execute_vrp): Move switch statement update after
19890 jump threading. Schedule another cfg cleanup run.
19892 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
19895 * attribs.c (decl_attributes): Return early on errorneous node.
19897 2008-04-10 Oleg Ryjkov <olegr@google.com>
19899 * tree.h (struct tree_base): Added a new flag default_def_flag.
19900 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
19902 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
19904 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
19906 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19909 * pa.md: Define mode iterator P. Define mode attribute dwc.
19910 (dcacheflush): Update pattern to use iterator P and attribute dwc.
19911 (icacheflush): Likewise.
19912 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
19913 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
19915 2008-04-11 Ben Elliston <bje@au.ibm.com>
19917 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
19919 2008-04-10 Rafael Espíndola <espindola@google.com>
19921 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
19922 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
19923 (extract_range_from_expr): The same.
19925 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19927 * config/mips/mips.md (GPR2): New mode iterator.
19928 (seq): Add comment.
19929 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
19930 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
19931 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
19932 Rewrite these to take two modes, the mode of comparison and the
19933 mode of the destination.
19934 * config/mips/mips.c (mips_expand_scc): Instead of having
19935 paradoxical subreg as destination, expand "narrowing" scc if mode
19936 of comparison is SI and target is requested in DI mode.
19937 (mips_emit_int_order_test): Update comment. Make mode of
19938 comparison match CMP0 rather than TARGET. When creating inverse
19939 target use mode of TARGET.
19941 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19943 * gcov-dump.c (tag_summary): Only print summaries for the first
19944 GCOV_COUNTERS_SUMMABLE counters.
19946 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
19948 * config/i386/i386.md (absneg): New code iterator.
19949 (absnegprefix): New code attribute.
19950 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
19951 patterns using absneg code iterator.
19952 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
19953 using absneg code iterator.
19954 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
19955 *neg<mode>2 patterns using absneg code iterator.
19956 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19957 *negextendsfdf2 patterns using absneg code iterator.
19958 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
19959 *negextendsfxf2 patterns using absneg code iterator.
19960 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19961 *negextendsfdf2 patterns using absneg code iterator.
19962 * config/i386/sse.md (<code><mode>2): Macroize expander from
19963 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
19965 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
19967 * config/s390/s390.h: Remove the remains of the recent search
19968 & replace action of current_function_outgoing_args_size.
19970 2008-04-10 Ira Rosen <irar@il.ibm.com>
19972 PR tree-optimization/35821
19973 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
19974 NEW_STMT_LIST is not NULL.
19976 2008-04-09 David Edelsohn <edelsohn@gnu.org>
19979 * toplev.c (process_options): Remove -ffunction-sections debugging
19982 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
19984 PR middle-end/PR28690
19985 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
19986 than gen_rtx_fmt_ee to perform more canonicalizations.
19988 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19991 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
19993 2008-04-09 Richard Guenther <rguenther@suse.de>
19995 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
19996 (dump_function_to_file): Dump function arguments with types.
19998 2008-04-08 Richard Guenther <rguenther@suse.de>
20000 * fold-const.c (fold_widened_comparison): Do not allow
20001 sign-changes that change the result.
20003 2008-04-08 Janis Johnson <janis187@us.ibm.com>
20006 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
20007 kinds of indirect references.
20009 2008-04-08 David Edelsohn <edelsohn@gnu.org>
20011 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
20012 GNU Fortran language string.
20014 2008-04-08 Rafael Espíndola <espindola@google.com>
20016 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
20017 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
20018 * tree.h (tree_call_nonnegative_warnv_p): New.
20020 2008-04-08 Jan Hubicka <jh@suse.cz>
20022 * function.c (free_after_compilation): Clear out regno_reg_rtx
20025 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
20028 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20030 PR middle-end/PR28690
20031 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
20032 same precedence as REG_POINTER and MEM_POINTER operands.
20034 2008-04-08 Richard Guenther <rguenther@suse.de>
20036 PR middle-end/35834
20037 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
20038 for adding index to base.
20040 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
20042 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
20043 (MINGW_ENABLE_EXECUTE_STACK): New.
20044 (IN_LIBGCC2): For libgcc include windows.h file for
20045 function declarations.
20047 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
20049 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
20050 and tem2 if tem1 is not a REG or MULT.
20052 2008-04-08 Jan Hubicka <jh@suse.cz>
20054 * function.h (incomming_args): Break out of struct function.
20055 (function_subsections): Break out of struct function.
20056 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
20057 return_rtx and hard_reg_initial_vals from struct function.
20058 Kill inl_max_label_num.
20059 (current_function_pops_args, current_function_args_info,
20060 current_function_args_size, current_function_args_size,
20061 current_function_pretend_args_size,
20062 current_function_outgoing_args_size,
20063 current_function_internal_arg_pointer, current_function_return_rtx):
20064 Kill compatibility accestor macros.
20065 * builtins.c (expand_builtin_apply_args_1): Update.
20066 (expand_builtin_next_arg): Update.
20067 * df-scan.c (df_get_call_refs): Update.
20068 * dbxout.c (dbxout_function_end): Update.
20069 * dwarf2out.c (dwarf2out_switch_text_section): Update.
20070 (output_line_info): Update.
20071 (secname_for_decl): Update.
20072 (dwarf2out_var_location): Update.
20073 * function.c (free_after_compilation): Update.
20074 (assign_parm_find_stack_rtl): Update.
20075 (assign_parms): Update.
20076 (expand_dummy_function_end): Update.
20077 (expand_function_end): Update.
20078 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
20079 (expand_call): Update.
20080 (emit_library_call_value_1): Update.
20081 (store_one_arg): Update.
20082 * varasm.c (initialize_cold_section_name): Update.
20083 (unlikely_text_section): Update.
20084 (unlikely_text_section_p): Update.
20085 (assemble_start_function): Update.
20086 (assemble_end_function): Update.
20087 (default_section_type_flags): Update.
20088 (switch_to_section): Update.
20089 * integrate.c (set_decl_abstract_flags): Update.
20090 (get_hard_reg_initial_val): Update.
20091 (has_hard_reg_initial_val): Update.
20092 (allocate_initial_values): Update.
20093 * resource.c (init_resource_info): Update.
20094 * config/alpha/alpha.c (NUM_ARGS): Update.
20095 (direct_return): Update.
20096 (alpha_va_start): Update.
20097 (alpha_sa_size): Update.
20098 (alpha_initial_elimination_offset): Update.
20099 (alpha_expand_prologue): Update.
20100 (alpha_start_function): Update.
20101 (alpha_expand_epilogue): Update.
20102 (unicosmk_initial_elimination_offset):
20103 * config/alpha/alpha.md (call expander): Update.
20104 * config/s390/s390.c (s390_register_info): Update.
20105 (s390_register_info): Update.
20106 (s390_frame_info): Update.
20107 (s390_initial_elimination_offset): Update.
20108 (s390_build_builtin_va_list): Update.
20109 (s390_va_start): Update.
20110 * config/spu/spu.c (direct_return): Update.
20111 (spu_expand_prologue): Update.
20112 (spu_initial_elimination_offset): Update.
20113 (spu_build_builtin_va_list): Update.
20114 (spu_va_start): Update.
20115 * config/sparc/sparc.c (sparc_init_modes): Update.
20116 (sparc_compute_frame_size): Update.
20117 (function_value): Update.
20118 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
20119 * config/i386/i386.md (return expander): Update.
20120 * config/i386/i386.c (ix86_va_start): Update.
20121 (ix86_can_use_return_insn_p): Update.
20122 (ix86_compute_frame_layout): Update.
20123 (ix86_expand_epilogue): Update.
20124 * config/sh/sh.c (output_stack_adjust): Update.
20125 (calc_live_regs): Update.
20126 (sh_expand_prologue): Update.
20127 (sh_builtin_saveregs): Update.
20128 (sh_va_start): Update.
20129 (initial_elimination_offset): Update.
20130 (sh_allocate_initial_value): Update.
20131 (sh_function_ok_for_sibcall): Update.
20132 (sh_get_pr_initial_val): Update.
20133 * config/sh/sh.md (return expander): Update.
20134 * config/avr/avr.c (frame_pointer_required_p): UPdate.
20135 * config/crx/crx.c (crx_compute_frame): UPdate.
20136 (crx_initial_elimination_offset): UPdate.
20137 * config/xtensa/xtensa.c (compute_frame_size): Update
20138 (xtensa_builtin_saveregs): Update.
20139 (xtensa_va_start): Update.
20140 (order_regs_for_local_alloc): Update.
20141 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
20142 (xstormy16_expand_builtin_va_start): Update.
20143 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
20144 * config/m68hc11/m68hc11.md (return expanders): Update.
20145 * config/m68hc11/m68hc11.c (expand_prologue): Update.
20146 (expand_epilogue): Update.
20147 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
20148 (cris_simple_epilogue): Update.
20149 (cris_expand_prologue): Update.
20150 (cris_expand_epilogue): Update.
20151 * config/iq2000/iq2000.c (iq2000_va_start): Update.
20152 (compute_frame_size): Update.
20153 * config/mt/mt.c (mt_compute_frame_size): Update.
20154 * config/mn10300/mn10300.c (expand_prologue): Update.
20155 (expand_epilogue): Update.
20156 (initial_offset): Update.
20157 (mn10300_builtin_saveregs):
20158 * config/mn10300/mn10300.md (return expander): Update.
20159 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20160 (ia64_initial_elimination_offset): Update.
20161 (ia64_initial_elimination_offset): Update.
20162 (ia64_expand_prologue): Update.
20163 * config/m68k/m68k.md (return expander): Update.
20164 * config/rs6000/rs6000.c (rs6000_va_start): Update.
20165 (rs6000_stack_info): Update.
20166 * config/mcore/mcore.c (layout_mcore_frame): Update.
20167 (mcore_expand_prolog): Update.
20168 * config/arc/arc.c (arc_compute_frame_size): Update.
20169 * config/score/score3.c (score3_compute_frame_size): Update.
20170 * config/score/score7.c (score7_compute_frame_size): Update.
20171 * config/arm/arm.c (use_return_insn): Update.
20172 (thumb_find_work_register): Update.
20173 (arm_compute_save_reg_mask): Update.
20174 (arm_output_function_prologue): Update.
20175 (arm_output_epilogue): Update.
20176 (arm_size_return_regs): Update.
20177 (arm_get_frame_offsets): Update.
20178 (arm_expand_prologue): Update.
20179 (thumb_exit): Update.
20180 (thumb_unexpanded_epilogue): Update.
20181 (thumb1_output_function_prologue): Update.
20182 * config/pa/pa.md (return expander): Update.
20183 * config/pa/pa.c (compute_frame_size): Update.
20184 (hppa_builtin_saveregs): Update.
20185 * config/mips/mips.c (mips_va_start): Update.
20186 (mips16_build_function_stub): Update.
20187 (mips_compute_frame_info): Update.
20188 (mips_restore_gp): Update.
20189 (mips_output_function_prologue): Update.
20190 (mips_expand_prologue): Update.
20191 * config/v850/v850.c (compute_frame_size): Update.
20192 (expand_prologue): * config/mmix/mmix.c (along): update.
20193 (mmix_initial_elimination_offset): update.
20194 (mmix_reorg): update.
20195 (mmix_use_simple_return): update.
20196 (mmix_expand_prologue): update.
20197 (mmix_expand_epilogue): Update.
20198 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
20199 (emit_link_insn): Update.
20201 2008-04-08 Anatoly Sokolov <aesok@post.ru>
20203 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
20204 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
20206 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
20209 2008-04-07 Jan Hubicka <jh@suse.cz>
20211 * function.h (rtl): Rename to x_rtl.
20212 (crtl): New define.
20213 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20214 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20215 used_temp_slots avail_temp_slots, temp_slot_level,
20216 nonlocal_goto_handler_labels): Update accesstors.
20217 (rtl): New global variable.
20218 (struct function): Move some fileds to rtl_data.
20219 (get_arg_pointer_save_area): Update prototype.
20220 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20221 get_arg_pointer_save_area.
20222 * expr.c (init_expr): Update
20223 * function.c (get_frame_size): Update
20224 (assign_stack_local): Update
20225 (expand_function_end): Update.
20226 (get_art_pointer_save_area): Update
20228 * emit-rtl.c (rtl): Declare.
20229 (regno_reg_rtx): Declare.
20230 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20232 (gen_reg_rtx): Update.
20233 * varasm.c (n_deferred_constatns): Update accestor.
20234 (init_varasm_status): Do not allocate varasm_status.
20235 (force_const_mem, get_pool_size, output_constant_pool): Update.
20236 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20237 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20238 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
20239 * sparc/sparc.h (INIT_EXPANDERS): Update.
20240 * ia64/ia64.h (INIT_EXPANDERS): Update.
20242 2008-04-07 James E. Wilson <wilson@tuliptree.org>
20244 * reload.c (push_secondary_reload): Add missing break to for loop.
20246 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20248 PR middle-end/PR28690
20249 * rtlanal.c: Update copyright years.
20250 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
20251 as REG_POINTER and MEM_POINTER operands.
20252 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
20253 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
20254 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
20255 * gcse.c: Update copyright years.
20256 (pre_delete): Call gen_reg_rtx_and_attrs.
20257 (hoist_code): Likewise.
20258 (build_store_vectors): Likewise.
20259 (delete_store): Likewise.
20260 * loop-invariant.c (move_invariant_reg): Likewise.
20261 Update copyright years.
20263 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
20265 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
20266 control string instead of quoted.
20268 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20270 * doc/rtl.texi: Rewrite of subreg section.
20272 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
20275 * config/i386/i386.c (legitimize_pic_address): Add treating
20276 of dllimport SYM_REF's.
20277 (legitimize_dllimport_symbol): Add prototype.
20279 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20281 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
20282 reference in constructor with non self-referential type.
20284 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20286 Removal of Return with Depressed Stack Pointer support
20287 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
20288 (ECF_SP_DEPRESSED): Likewise.
20289 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
20290 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
20291 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20292 (expand_call): Do not test ECF_SP_DEPRESSED.
20293 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20294 * function.c (keep_stack_depressed): Delete.
20295 (handle_epilogue_set): Likewise.
20296 (update_epilogue_consts): Likewise.
20297 (emit_equiv_load): Likewise.
20298 (thread_prologue_and_epilogue_insns): Remove support for Return with
20299 Depressed Stack Pointer.
20300 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20302 2008-04-06 Richard Guenther <rguenther@suse.de>
20304 PR tree-optimization/35400
20305 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
20306 information from SSA_NAMEs.
20308 2008-04-06 Anatoly Sokolov <aesok@post.ru>
20310 * config/avr/avr.h (avr_mega_p): Remove declaration.
20311 (AVR_MEGA): Remove macro.
20312 * config/avr/avr.c (avr_mega_p): Remove variable.
20313 (avr_override_options): Remove inicializion of avr_mega_p.
20314 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20315 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20316 (avr_jump_mode): (Ditto.).
20317 (avr_output_progmem_section_asm_op): (Ditto.).
20318 (avr_asm_init_sections): (Ditto.).
20319 (avr_asm_init_sections): (Ditto.).
20320 (avr_rtx_costs): (Ditto.).
20321 * config/avr/avr.md: (Ditto.).
20322 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
20325 2008-04-06 Richard Guenther <rguenther@suse.de>
20327 PR tree-optimization/35842
20328 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
20329 is_gimple_invariant_address.
20331 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20333 * gcc.c (default_compilers): Sync Fortran extensions list with
20334 that in fortran/lang-specs.h.
20335 * doc/invoke.texi: Likewise.
20336 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
20337 * dwarf2out.c (gen_compile_unit_die): Likewise.
20339 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
20341 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
20343 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
20346 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
20347 attribute is used for nested functions.
20349 2008-04-05 Jan Hubicka <jh@suse.cz>
20351 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
20353 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
20355 (dump_files): Update.
20356 (enable_rtl_dump_file): Do not accept letter argument.
20357 * tree-pass.h (dump_file_info): Remove letter argument.
20358 * toplev.c (decode_d_option): Update -da handling.
20359 * toplev.h (enable_rtl_dump_file): Update prototype.
20360 * passes.c (register_one_dump_file): Do not accept IPA argument; work
20361 it out based on pass type.
20362 (register_dump_files_1): Likewise.
20363 (init_optimization_passes): Update register_one_dump_file calls.
20364 (execute_one_pass): Sanity check that IPA passes are called at IPA
20365 level and RTL passes at RTL level.
20366 (execute_pass_list): IPA pass can not be after or subpass of
20368 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
20369 disallov RTL subpasses of IPA subpasses.
20371 2008-04-05 Ben Elliston <bje@au.ibm.com>
20373 * tree-cfg.c (need_fake_edge_p): Return false for calls to
20374 builtins that return exactly once and do not throw. Cache call to
20377 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
20379 PR rtl-optimization/34916
20380 PR middle-end/35519
20381 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
20382 between instruction pairs.
20384 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
20386 * doc/invoke.texi: Document -mbitops for SH.
20387 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
20388 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
20389 * config/sh/sh.c (print_operand): Add %t operand code.
20390 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
20391 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
20392 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
20393 (extendqihi2): Likewise.
20394 (movqi_i): Likewise.
20395 (insv): Use bset, bclr and bst instructions for SH2A if possible.
20396 (extv): Use bld instruction for SH2A if possible.
20398 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
20399 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
20400 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
20401 (bset.b, bclr.b): Define peepholes.
20402 * config/sh/sh.opt (mbitops): New option.
20404 2008-04-04 Janis Johnson <janis187@us.ibm.com>
20407 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
20408 and view convert expression.
20410 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20413 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
20415 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
20417 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
20419 * config/i386/cpuid.h (bit_AES): New.
20420 (bit_PCLMUL): Likewise.
20422 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
20423 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
20424 SSE2 if AES or PCLMUL is enabled.
20425 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
20426 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20427 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
20428 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
20429 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
20430 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
20431 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20432 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
20433 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
20434 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
20435 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
20436 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
20437 __builtin_ia32_aeskeygenassist128 and
20438 __builtin_ia32_pclmulqdq128.
20439 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
20440 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
20441 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
20443 * config/i386/i386.h (TARGET_AES): New.
20444 (TARGET_PCLMUL): Likewise.
20445 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
20447 * config/i386/i386.md (UNSPEC_AESENC): New.
20448 (UNSPEC_AESENCLAST): Likewise.
20449 (UNSPEC_AESDEC): Likewise.
20450 (UNSPEC_AESDECLAST): Likewise.
20451 (UNSPEC_AESIMC): Likewise.
20452 (UNSPEC_AESKEYGENASSIST): Likewise.
20453 (UNSPEC_PCLMUL): Likewise.
20455 * config/i386/i386.opt (maes): New.
20456 (mpclmul): Likewise.
20458 * config/i386/sse.md (aesenc): New pattern.
20459 (aesenclast): Likewise.
20460 (aesdec): Likewise.
20461 (aesdeclast): Likewise.
20462 (aesimc): Likewise.
20463 (aeskeygenassist): Likewise.
20464 (pclmulqdq): Likewise.
20466 * config/i386/wmmintrin.h: New.
20468 * doc/extend.texi: Document AES and PCLMUL built-in function.
20470 * doc/invoke.texi: Document -maes and -mpclmul.
20472 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
20474 * function.c (free_after_parsing): Replace with
20475 cxx_push_function_context from C++ front-end.
20476 (allocate_struct_function): Don't call langhook.
20477 * langhooks.h (struct lang_hooks_for_functions): Delete.
20478 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
20480 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
20481 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
20482 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
20483 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
20484 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
20485 remove LANG_HOOKS_FUNCTION_INITIALIZER.
20486 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
20488 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
20489 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
20491 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20494 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
20497 2008-04-04 Richard Guenther <rguenther@suse.de>
20499 PR middle-end/35823
20500 * fold-const.c (optimize_minmax_comparison): Use the correct
20501 type for the constant in the simplified comparison.
20503 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
20505 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
20506 Pass L2 size as "--param l2-cache-size" to the compiler.
20507 (decode_l2_cache): New function to decode L2 cache parameters using
20508 0x8000006 extended cpuid function.
20509 (detect_caches_amd): Determine parameters of L2 cache using
20510 decode_l2_caches function.
20511 (decode_caches_intel): Decode L2 cache parameters.
20512 (detect_caches_intel): Determine L2 cache parameters using
20513 decode_caches_intel and decode_l2_caches functions.
20515 2008-04-03 Bob Wilson <bob.wilson@acm.org>
20517 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
20518 secondary input reload for subword loads from the constant pool.
20520 2008-04-03 Janis Johnson <janis187@us.ibm.com>
20523 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
20524 constants of the appropriate size for runtime calculations.
20527 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
20528 decimal-float literal constant zero.
20530 2008-04-03 Jakub Jelinek <jakub@redhat.com>
20533 * c-parser.c (c_parser_omp_atomic): Call
20534 default_function_array_conversion on the RHS.
20536 PR middle-end/35818
20537 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
20538 call is_variable_sized if decl has incomplete type.
20540 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
20542 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
20544 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
20546 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
20548 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
20549 (sgt<u>): Merge sgt and sgtu into new expander.
20550 (sgt, sgtu): Remove expanders.
20551 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
20552 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
20553 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
20554 *sgtu_<mode>_mips16 into new pattern.
20555 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
20556 (sge<u>): Merge sge and sgeu into new expander.
20557 (sge, sgeu): Remove expanders.
20558 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
20560 (*sge_<mode>, second *sge_<mode>): Remove patterns.
20561 (slt<u>): Merge slt and sltu into new expander.
20562 (slt, sltu): Remove expanders.
20563 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
20564 (*slt_<mode>, *sltu_<mode>): Remove patterns.
20565 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
20566 *sltu_<mode>_mips16 into new pattern.
20567 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
20568 (sle<u>): Merge sle and sleu into new expander.
20569 (sle, sleu): Remove expanders.
20570 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
20571 (*sle_<mode>, *sleu_<mode>): Remove patterns.
20572 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
20573 *sleu_<mode>_mips16 into new pattern.
20574 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
20576 2008-04-03 Jan Hubicka <jh@suse.cz>
20578 PR tree-optimization/35795
20579 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
20580 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20581 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
20582 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
20583 * score/score3.c (score3_output_mi_thunk): Likewise.
20584 * score/score7.c (score7_output_mi_thunk): Likewise.
20585 * mips/mips.c (mips_output_mi_thunk): Likewise.
20587 2008-04-03 Richard Guenther <rguenther@suse.de>
20589 * tree-vrp.c (extract_range_from_unary_expr): Handle all
20590 conversions. Simplify code.
20592 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
20594 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
20596 2008-04-03 Tom Tromey <tromey@redhat.com>
20597 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20599 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20600 * config/bfin/t-bfin-linux (generated_files): Add
20601 linux-sysroot-suffix.h.
20602 * doc/install.texi (Prerequisites): Require make 3.80.
20603 * doc/sourcebuild.texi (Front End Directory): Document new
20605 * Makefile.in (generated_files): New variable.
20606 (ALL_HOST_OBJS): New variable.
20607 ($(ALL_HOST_OBJS)): New target.
20609 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20611 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
20612 (remap_block): Call id->transform_lang_insert_block instead
20614 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
20615 Set id.transform_lang_insert_block to NULL.
20616 (clone_body): Move to cp/optimize.c
20617 * tree-inline.h (struct copy_body_data): Change
20618 transform_lang_insert_block to function pointer.
20619 (copy_generic_body, copy_decl_no_change): Export.
20620 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
20621 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
20622 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
20624 * c-tree.h (insert_block): Kill.
20625 * c-decl.c (insert_block): Kill.
20627 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20629 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20630 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20631 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
20633 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
20634 argument, call {push,pop}_function_context from here.
20635 * c-parser.c: Use c_{push,pop}_function_context.
20637 * function.c (push_function_context_to): Move meat ...
20638 (push_function_context): ... here. Simplify.
20639 * function.c (pop_function_context_from): Move meat ...
20640 (pop_function_context): ... here. Simplify.
20641 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
20643 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20644 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20645 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
20646 * tree.h (push_function_context_to, pop_function_context_from): Remove.
20648 2008-04-03 Ben Elliston <bje@au.ibm.com>
20650 * expmed.c (extract_force_align_mem_bit_field): Remove.
20652 2008-04-03 Richard Guenther <rguenther@suse.de>
20654 PR middle-end/35800
20655 * expr.h (try_casesi): Adjust prototype.
20656 * expr.c (try_casesi): Take fallback label as extra parameter.
20657 Use that for gen_casesi if default_label is NULL.
20658 * stmt.c (expand_case): Pass fallback label to try_casesi,
20659 make sure to fill gaps with a fallback label if default_label
20662 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
20665 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
20667 2008-04-03 Ben Elliston <bje@au.ibm.com>
20669 * expmed.c (extract_split_bit_field): Remove if (0) code.
20670 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
20671 (do_ds_constraint): Likewise.
20673 2008-04-02 Joseph Myers <joseph@codesourcery.com>
20675 * doc/cppopts.texi (-dU): Document.
20676 * c-common.h (flag_dump_macros): Update comment.
20677 * c-opts.c (handle_OPT_d): Handle -dU.
20678 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
20679 dump_queued_macros, cb_used_define, cb_used_undef): New.
20680 (init_pp_output): Handle -dU.
20681 (cb_line_change): Call dump_queued_macros.
20682 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
20684 2008-04-02 Anatoly Sokolov <aesok@post.ru>
20686 * config/avr/predicates.md (io_address_operand): New predicate.
20687 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
20688 * config/avr/avr.c (avr_io_address_p): Remove function.
20689 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
20690 'avr_io_address_p' function.
20691 (out_movhi_r_mr): (Ditto.).
20692 (out_movqi_mr_r): (Ditto.).
20693 (out_movhi_mr_r): (Ditto.).
20694 (avr_address_cost): (Ditto.).
20696 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
20698 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
20699 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
20700 in 32bit mode when XMM registers are available to avoid store
20702 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
20703 corresponding post-reload splitters.
20705 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20707 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
20708 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
20709 __builtin_ia32_roundss.
20710 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
20711 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
20712 __builtin_ia32_roundss.
20713 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
20714 IX86_BUILTIN_SHUFPD here.
20716 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20718 * config/i386/i386.md (plogic): New.
20719 (plogicprefix): Likewise.
20721 * config/i386/mmx.md (mmx_<code><mode>3): New.
20722 (mmx_and<mode>3): Removed.
20723 (mmx_ior<mode>3): Likewise.
20724 (mmx_xor<mode>3): Likewise.
20726 * config/i386/sse.md (<code><mode>3): New.
20727 (*<code><mode>3): Likewise.
20728 (*<code><mode>3): Likewise.
20729 (<code><mode>3): Likewise.
20730 (*sse_<code><mode>3): Likewise.
20731 (*sse2_<code><mode>3): Likewise.
20732 (<code>tf3): Likewise.
20733 (*<code>tf3): Likewise.
20734 (and<mode>3): Likewise.
20735 (*and<mode>3): Likewise.
20736 (ior<mode>3): Removed.
20737 (*ior<mode>3): Likewise.
20738 (xor<mode>3): Likewise.
20739 (*xor<mode>3): Likewise.
20740 (*and<mode>3): Likewise.
20741 (*ior<mode>3): Likewise.
20742 (*xor<mode>3): Likewise.
20743 (and<mode>3): Likewise.
20744 (*sse_and<mode>3): Likewise.
20745 (*sse2_and<mode>3): Likewise.
20746 (andtf3): Likewise.
20747 (*andtf3): Likewise.
20748 (ior<mode>3): Likewise.
20749 (*sse_ior<mode>3): Likewise.
20750 (*sse2_ior<mode>3): Likewise.
20751 (iortf3): Likewise.
20752 (*iortf3): Likewise.
20753 (xor<mode>3): Likewise.
20754 (*sse_xor<mode>3): Likewise.
20755 (*sse2_xor<mode>3): Likewise.
20756 (xortf3): Likewise.
20757 (*xortf3): Likewise.
20759 2008-04-02 Richard Guenther <rguenther@suse.de>
20761 PR tree-optimization/14495
20762 PR tree-optimization/34793
20763 * tree-vrp.c (struct switch_update): New structure.
20764 (to_remove_edges, to_update_switch_stmts): New VECs.
20765 (simplify_switch_using_ranges): New function. Remove not taken
20766 case labels and edges.
20767 (simplify_stmt_using_ranges): Call it.
20768 (identify_jump_threads): Mark edges we have queued for removal
20769 so we don't thread them.
20770 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
20772 * tree-cfg.c (group_case_labels): Deal with missing default label.
20773 (tree_verify_flow_info): Allow missing default label.
20774 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
20775 (emit_case_nodes): Likewise.
20776 (expand_case): Do not rely on the default label to be present.
20777 * expr.c (try_casesi): Deal with NULL default_label.
20778 (do_tablejump): Likewise.
20780 2008-04-02 Richard Guenther <rguenther@suse.de>
20782 PR tree-optimization/14495
20783 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
20784 SWITCH_EXPR here ...
20785 (vrp_visit_switch_stmt): ... but here (new function).
20786 (find_case_label_index): New helper function.
20787 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
20789 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20791 * fwprop.c: Fix ISO-C99ism.
20793 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20796 * Makefile.in (objdir): Set it here.
20797 * configure.ac: Not here. Find dynamic linker characteristics.
20798 * exec-tool.in: Use them.
20799 * aclocal.m4: Regenerate.
20800 * configure: Regenerate.
20802 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20804 * expr.c (expand_var): Delete it.
20805 * expr.h (expand_var): Delete prototype.
20806 * function.c (expand_function_start): Use expand_decl instead.
20807 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
20810 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
20812 PR rtl-optimization/35542
20813 * fwprop.c (forward_propagate_and_simplify): Replace
20814 loc_reg_mentioned_in_p with reg_mentioned_p.
20816 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20818 PR rtl-optimization/35281
20819 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
20820 (propagate_rtx_1): Handle PR_HANDLE_MEM.
20821 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
20822 (varying_mem_p): Move above propagate_rtx.
20823 (all_uses_available_at): Do not check MEMs.
20825 2008-04-02 Rafael Espíndola <espindola@google.com>
20827 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
20828 (register_edge_assert_for_2): Split the cond argument.
20829 (register_edge_assert_for_1): Adjust for the change in
20830 register_edge_assert_for_2.
20831 (register_edge_assert_for): Split the cond argument.
20832 (find_switch_asserts): Adjust for the change in
20833 register_edge_assert_for.
20835 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
20837 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
20838 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
20839 offsets for 64-bit mingw.
20840 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
20841 abi for x86_64-pc-mingw.
20843 2008-04-02 Richard Guenther <rguenther@suse.de>
20845 * tree-vrp.c (extract_range_from_assert): Make sure to not
20846 produce range min/max with TREE_OVERFOW set.
20847 If merging a anti-range and a range keep the anti-range if
20848 the range covers all values of the type.
20849 (register_edge_assert_for_2): Only allow sign-changing
20850 conversions in detecting canonical range checks. Also
20851 register an assert for the unsigned name if useful.
20853 PR tree-optimization/35787
20854 * tree-vrp.c (vrp_val_max): New function.
20855 (vrp_val_min): Likewise.
20856 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
20857 (vrp_val_is_min): Likewise.
20858 (supports_overflow_infinity): Use vrp_val_{min,max}.
20859 (negative_overflow_infinity): Likewise.
20860 (positive_overflow_infinity): Likewise.
20861 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
20862 (is_positive_overflow_infinity): Likewise.
20863 (is_overflow_infinity): Likewise.
20864 (avoid_overflow_infinity): Use vrp_val_{min,max} and
20865 vrp_val_is_{min,max}.
20866 (set_and_canonicalize_value_range): Canonicalize anti-ranges
20867 to ranges if possible. Avoid empty ranges.
20869 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20871 PR middle-end/35705
20872 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
20873 the expression is a function address.
20875 2008-04-01 George Helffrich <george@gcc.gnu.org>
20877 PR fortran/35154, fortran/23057
20878 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
20879 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
20880 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
20881 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
20883 (dbxout_syms): Check for COMMON-based symbol and wrap in
20884 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
20885 in bracket for efficiency.
20887 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
20888 using DW_TAG_common_block + member offset.
20889 (add_pubname_string): New function.
20890 (dw_expand_expr): New function to find block name and offset for
20892 (common_check): New function to check whether symbol in Fortran COMMON.
20893 (gen_variable_die): If COMMON, use DW_TAG_common_block.
20895 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
20898 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
20900 2008-04-02 Ben Elliston <bje@au.ibm.com>
20902 * config/v850/v850.md (casesi): Remove if (0) code.
20903 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
20904 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
20906 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
20908 * config/i386/i386.md (rex64suffix): New mode attribute.
20909 (floathi<mode>2): Disable expander for SSE math.
20910 (*floathi<mode>2_1): New insn insn_and_split pattern.
20911 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
20912 corresponding post-reload splitters.
20913 (*floathi<mode>2_i387): New macroized insn pattern.
20914 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
20915 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
20916 insn_and_split pattern.
20917 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
20918 New macroized instruction patterns and corresponding post-reload
20920 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
20921 and corresponding post-reload splitters.
20922 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
20923 New macroized instruction patterns.
20924 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
20925 macroized instruction patterns and corresponding post-reload splitters.
20926 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
20927 corresponding post-reload splitters.
20928 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
20929 New macroized instruction patterns.
20930 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
20931 corresponding post-reload splitters.
20932 (*floatsi<mode>2_i387): New macroized instruction patterns.
20934 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
20936 * config/i386/i386.md (smaxmin): New.
20937 (umaxmin): Likewise.
20938 (maxminiprefix): Likewise.
20939 (maxminfprefix): Likewise.
20940 (<code><mode>3): Likewise.
20941 (smin<mode>3): Removed.
20942 (smax<mode>3): Likewise.
20944 * config/i386/mmx.md (mmx_<code>v2sf3): New.
20945 (mmx_<code>v4hi3): Likewise.
20946 (mmx_<code>v8qi3): Likewise.
20947 (mmx_smaxv2sf3): Removed.
20948 (mmx_sminv2sf3): Likewise.
20949 (mmx_umaxv8qi3): Likewise.
20950 (mmx_smaxv4hi3): Likewise.
20951 (mmx_uminv8qi3): Likewise.
20952 (mmx_sminv4hi3): Likewise.
20954 * config/i386/sse.md (<addsub><mode>3): New.
20955 (*<addsub><mode>3): Likewise.
20956 (<sse>_vm<addsub><mode>3): Likewise.
20957 (<maxmin><mode>3): Likewise.
20958 (*<maxmin><mode>3_finite): Likewise.
20959 (*<maxmin><mode>3): Likewise.
20960 (<sse>_vm<maxmin><mode>3): Likewise.
20961 (sse3_h<addsub>v4sf3): Likewise.
20962 (sse3_h<addsub>v2df3): Likewise.
20963 (<maxmin>v16qi3): Likewise.
20964 (*<maxmin>v16qi3): Likewise.
20965 (<maxmin>v8hi3): Likewise.
20966 (*<maxmin>v8hi3): Likewise.
20967 (*sse4_1_<maxmin><mode>3): Likewise.
20968 (*sse4_1_<maxmin><mode>3): Likewise.
20969 (add<mode>3): Removed.
20970 (*add<mode>3): Likewise.
20971 (<sse>_vmadd<mode>3): Likewise.
20972 (sub<mode>3): Likewise.
20973 (*sub<mode>3): Likewise.
20974 (<sse>_vmsub<mode>3): Likewise.
20975 (smin<mode>3): Likewise.
20976 (*smin<mode>3_finite): Likewise.
20977 (*smin<mode>3): Likewise.
20978 (<sse>_vmsmin<mode>3): Likewise.
20979 (smax<mode>3): Likewise.
20980 (*smax<mode>3_finite): Likewise.
20981 (*smax<mode>3): Likewise.
20982 (<sse>_vmsmax<mode>3): Likewise.
20983 (sse3_haddv4sf3): Likewise.
20984 (sse3_haddv2df3): Likewise.
20985 (sse3_hsubv4sf3): Likewise.
20986 (sse3_hsubv2df3): Likewise.
20987 (umaxv16qi3): Likewise.
20988 (*umaxv16qi3): Likewise.
20989 (smaxv8hi3): Likewise.
20990 (*smaxv8hi3): Likewise.
20991 (*sse4_1_smax<mode>3): Likewise.
20992 (*sse4_1_umax<mode>3): Likewise.
20993 (uminv16qi3): Likewise.
20994 (*uminv16qi3): Likewise.
20995 (sminv8hi3): Likewise.
20996 (*sminv8hi3): Likewise.
20997 (*sse4_1_smin<mode>3): Likewise.
20998 (*sse4_1_umin<mode>3): Likewise.
21000 2008-04-01 Rafael Espíndola <espindola@google.com>
21002 * tree-cfg.c (verify_expr): remove in_phi.
21003 (verify_stmt): Don't call walk_tree with verify_expr. Use
21004 is_gimple_min_invariant instead of is_gimple_val.
21006 2008-04-01 Joseph Myers <joseph@codesourcery.com>
21008 * doc/include/gpl_v3.texi: Update for manpage generation.
21009 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
21011 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
21012 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
21013 gpl_v3.texi instead of gpl.texi.
21016 2008-04-01 Jakub Jelinek <jakub@redhat.com>
21019 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
21021 2008-04-01 Rafael Espíndola <espindola@google.com>
21023 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
21024 (extract_code_and_val_from_cond): Use
21025 extract_code_and_val_from_cond_with_ops.
21027 2008-04-01 Jan Hubicka <jh@suse.cz>
21029 * function.c (free_after_compilation): Free epilogue_delay_list.
21030 (prepare_function_start): Assert that previous compilation was freed.
21032 2008-04-01 Jan Hubicka <jh@suse.cz>
21033 Jim Wilson <wilson@tuliptree.org>
21034 Andreas Tobler <andreast@gcc.gnu.org>
21036 PR middle-end/35781
21037 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
21038 rtl.emit instead cfun->emit.
21039 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
21040 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
21042 2008-04-01 Ben Elliston <bje@au.ibm.com>
21044 * doc/c-tree.texi (Function Basics): Fix grammatical error.
21046 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
21048 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
21050 (fprofile-use): Add var flag_profile_use
21051 * coverage.c (coverage_begin_output): Do not open a gcno file for
21052 output only if -ftest-coverage is set.
21053 Do not add getpwd() to gcda file path.
21054 (build_gcov_info): Check the new flag
21055 flag_profile_datafile_relative_path.
21056 (coverage_init): Use profile_data_prefix.
21057 Read profile counter only if flag_profile_use is set.
21058 * opts.c (common_handle_option): New option fprofile-use=,
21059 fprofile-dir=, fprofile-generate=.
21060 * toplev.c (profile_data_prefix): New variable definition.
21061 * toplev.h (profile_data_prefix): New declaration.
21062 * doc/invoke.tex (Option Summary, Optimization Options):
21065 2008-03-31 James E. Wilson <wilson@tuliptree.org>
21067 * varasm.c (output_constant_pool_1): In LABEL_REF check,
21068 use tmp consistently.
21071 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
21072 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21073 UNSPEC_FR_RECIP_APPROX_RES.
21074 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
21076 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
21079 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
21081 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21083 PR middle-end/30186
21084 * fold-const.c (fold_indirect_ref_1): Support accessing non first
21085 element of the vector via a pointer.
21087 2008-03-31 Ian Lance Taylor <iant@google.com>
21089 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
21091 2008-03-31 Jan Hubicka <jh@suse.cz>
21093 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21094 get_arg_pointer_save_area.
21095 * expr.c (init_expr): Just clear out rtl.expr.
21096 * function.c (free_after_compilation): Clear out whole RTL structure.
21097 (get_func_frame_size): Merge into ...
21098 (get_frame_size): ... this one.
21099 (assign_stack_local_1): Merge into ...
21100 (assign_stack_local): ... this one.
21101 (expand_function_end): Update call of get_arg_pointer_save_area.
21102 (get_art_pointer_save_area): Remove cfun argument.
21103 * function.h (emit_status): regno_pointer_align does not need length
21104 attribute. Move x_regno_reg_rtx to ...
21105 (regno_reg_rtx): ... new global array.
21106 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
21107 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
21108 apply_args_value, forced_labels, stack_pointer_delta):
21110 (struct varasm_status): Move here from varasm.c
21111 (struct rtl_data): New. Move here some fields from struct function.
21112 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21113 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21114 used_temp_slots avail_temp_slots, temp_slot_level,
21115 nonlocal_goto_handler_labels): Update accesstors.
21116 (rtl): New global variable.
21117 (struct function): Move some fileds to rtl_data.
21118 (get_arg_pointer_save_area): Update prototype.
21119 * emit-rtl.c (rtl): Declare.
21120 (regno_reg_rtx): Declare.
21121 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21123 (gen_reg_rtx): Update.
21124 (init_virtual_regs): Do not tate emit_status argument.
21125 (init_emit): Do not allocate emit.
21126 * varasm.c (varasm_statuc): Move to function.h.
21127 (n_deferred_constatns): Update accestor.
21128 (init_varasm_status): Do not allocate varasm_status.
21129 (force_const_mem, get_pool_size, output_constant_pool): Update.
21130 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21131 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21133 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
21135 PR rtl-optimization/35729
21136 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
21139 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
21142 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
21143 load/store if memory is unaligned.
21144 (*movti_rex64): Likewise.
21146 * config/i386/predicates.md (misaligned_operand): New.
21148 2008-03-31 Andrew Pinski <pinskia@gmail.com>
21151 * tree-ssa-phiopt.c (conditional_replacement): Return early for
21154 2008-03-31 Jan Beulich <jbeulich@novell.com>
21156 * config/ia64/constraints.md: Add 'j' constraint.
21157 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
21158 (movdi_internal): Likewise.
21160 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
21163 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
21165 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
21168 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
21169 proper error message for the third argument on blendpd and
21172 * config/i386/sse.md (blendbits): New.
21173 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
21175 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
21177 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
21179 2008-03-30 Richard Guenther <rguenther@suse.de>
21181 PR middle-end/31023
21182 * fold-const.c (fold_sign_changed_comparison): Do leave
21183 conversions to base-types alone.
21185 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
21187 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
21188 the link register if one altivec register is be saved.
21190 2008-03-30 Ben Elliston <bje@au.ibm.com>
21192 * final.c (final_scan_insn): Remove if (0) code.
21194 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
21196 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
21198 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
21200 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
21201 of V4SFmode to ix86_binary_operator_ok.
21203 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
21205 * config/i386/i386.c (override_options): Initialize
21206 ix86_veclib_handler to ix86_veclibabi_svml when
21207 -mveclibabi=svml is used.
21208 (ix86_veclibabi_svml): New function for SVML ABI style
21209 vectorization support.
21210 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
21212 2008-03-28 Rafael Espíndola <espindola@google.com>
21214 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
21215 (tree_binary_nonnegative_warnv_p): Make it public.
21216 (tree_single_nonnegative_warnv_p): Make it public.
21217 (tree_invalid_nonnegative_warnv_p): Make it public.
21218 (tree_unary_nonzero_warnv_p): Make it public.
21219 (tree_binary_nonzero_warnv_p): Make it public
21220 (tree_single_nonzero_warnv_p): Make it public.
21221 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
21222 (extract_range_from_binary_expr): Split the expr argument.
21223 (extract_range_from_unary_expr): Split the expr argument.
21224 (extract_range_from_comparison): Split the expr argument.
21225 (extract_range_from_expr): Use the new aux functions.
21226 (vrp_evaluate_conditional_warnv): Use
21227 vrp_evaluate_conditional_warnv_with_ops.
21228 * tree.h (tree_unary_nonzero_warnv_p): Declare.
21229 (tree_binary_nonzero_warnv_p): Declare.
21230 (tree_single_nonzero_warnv_p): Declare.
21231 (tree_expr_nonzero_warnv_p): Declare.
21232 (tree_unary_nonnegative_warnv_p): Declare.
21233 (tree_binary_nonnegative_warnv_p): Declare.
21234 (tree_single_nonnegative_warnv_p): Declare.
21235 (tree_invalid_nonnegative_warnv_p): Declare.
21237 2008-03-28 Richard Guenther <rguenther@suse.de>
21239 PR tree-optimization/30317
21240 PR tree-optimization/30911
21241 PR tree-optimization/34793
21242 * tree-vrp.c (set_and_canonicalize_value_range): New function.
21243 (struct assert_locus_d): New member EXPR.
21244 (register_new_assert_for): Add EXPR parameter to support
21245 ASSERT_EXPR <name, expr OP limit>.
21246 (register_edge_assert_for_1): Adjust callers.
21247 (find_assert_locations): Likewise.
21248 (process_assert_insertions_for): Build condition from expression.
21249 (extract_range_from_assert): Handle ASSERT_EXPRs
21250 of the form ASSERT_EXPR <name, expr OP limit>.
21251 (register_edge_assert_for_2): New helper registering
21252 asserts for comparisons. Recognize range tests of the form
21253 (unsigned)i - CST1 OP CST2.
21254 (register_edge_assert_for_1): Use it.
21255 (register_edge_assert_for): Likewise.
21256 (needs_overflow_infinity): Integer sub-types
21257 do not need overflow infinities.
21258 (vrp_val_is_max): The extreme values of integer sub-types
21259 are those of the base type.
21260 (vrp_val_is_min): Likewise.
21261 * tree.def (ASSERT_EXPR): Document extra allowed conditional
21264 2008-03-28 Nick Clifton <nickc@redhat.com>
21267 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
21268 Return GENERAL_REGS for stack adjustment reloads.
21270 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
21273 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
21274 const_vector when all the vectors are constant.
21276 2008-03-27 Bob Wilson <bob.wilson@acm.org>
21278 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
21280 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
21281 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
21283 (s<code>_sf): Use new scc_sf attribute for opcode names.
21285 2008-03-27 Tom Tromey <tromey@redhat.com>
21287 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
21288 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
21289 config/spu/t-spu-elf, config/i386/t-interix,
21290 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
21291 config/i386/x-darwin, config/i386/x-mingw32,
21292 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
21293 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
21294 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
21295 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
21296 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
21297 config/rs6000/x-darwin, config/rs6000/t-rs6000,
21298 config/score/t-score-elf, config/arm/t-strongarm-pe,
21299 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
21300 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
21301 Revert automatic dependency patch.
21303 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
21306 * config/i386/i386.c (ix86_function_arg_boundary): Align
21307 decimal floating point to its natural boundary.
21309 2008-03-27 Richard Guenther <rguenther@suse.de>
21311 PR middle-end/35716
21312 * fold-const.c (fold_comparison): Restrict distinct decl
21313 comparison folding to VAR_DECLs and PARM_DECLs. Do not
21314 solely rely on operand_equal_p.
21316 2008-03-27 Richard Guenther <rguenther@suse.de>
21319 * c-common.c (handle_weak_attribute): Reject combination of
21322 2008-03-27 Richard Guenther <rguenther@suse.de>
21324 PR tree-optimization/32810
21325 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
21326 conversions from DECL_INITIAL.
21327 (fold_const_aggregate_ref): Likewise from constructor elements.
21329 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
21331 * tree-affine.h (aff_combination_expand): Declare.
21332 (get_inner_reference_aff): Likewise.
21333 * tree-affine.c (aff_combination_expand): Split out from
21334 tree_to_aff_combination_expand.
21335 (get_inner_reference_aff): New function.
21336 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
21337 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
21338 (struct lim_aux_data): sm_done field removed.
21339 (mem_ref_loc_p, mem_ref_locs_p): New types.
21340 (struct mem_ref): Added id, stored, accesses_in_loop,
21341 indep_loop, dep_loop, indep_ref, dep_ref fields.
21342 Removed is_stored, locs and next fields.
21343 (memory_accesses): New variable.
21344 (movement_possibility): Do not allow moving statements
21345 that store to memory.
21346 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
21348 (determine_max_movement): For statements with memory references,
21349 find the outermost loop in that the reference is independent.
21350 (move_computations_stmt): Mark the virtual operands for renaming.
21351 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
21352 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
21353 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
21354 add_vop_ref_mapping, create_vop_ref_mapping_loop,
21355 create_vop_ref_mapping, analyze_memory_references,
21356 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
21357 get_all_locs_in_loop, ref_always_accessed_p,
21358 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
21359 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
21360 store_motion_loop, store_motion): New functions.
21361 (struct vop_to_refs_elt): New type.
21362 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
21363 memref_hash, memref_eq, hoist_memory_references): Rewritten.
21364 (schedule_sm): Replaced by...
21365 (execute_sm): ... this.
21366 (determine_lsm_ref, hoist_memory_references,
21367 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
21368 find_more_ref_vops, free_mem_ref, free_mem_refs,
21369 determine_lsm_loop, determine_lsm): Removed.
21370 (tree_ssa_lim_finalize): Free data structures used by store motion.
21371 (tree_ssa_lim): Call analyze_memory_references. Use
21372 store_motion instead of determine_lsm.
21374 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21376 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
21377 rename tmake_file to m68hc11/t-m68hc11.
21378 (mcore): Set inhibit_libc to true.
21379 * config.host (alpha*-dec-*vms*): Set extra_programs.
21380 (interix3*): Don't use host_xmake_file.
21381 * configure.ac: Let config.gcc override inhibit_libc.
21382 * configure: Regenerate.
21384 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
21385 * config/t-openbsd-thread: Remove commented out lines.
21387 * config/x-interix: Remove.
21389 * config/m68hc11/t-m68hc11-gas: Rename to...
21390 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
21392 * config/mcore/t-mcore: Remove T_CFLAGS.
21393 * config/mcore/t-mcore-pe: Likewise.
21395 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21397 * configure.ac: Replace custom __GNU_SOURCE test with
21398 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
21399 * aclocal.m4: Regenerate.
21400 * configure: Regenerate.
21401 * config.in: Regenerate.
21403 2008-03-27 Richard Guenther <rguenther@suse.de>
21405 * fold-const.c (target.h): Include.
21406 (fold_comparison): Fold comparison of addresses of decls
21407 that bind locally or of constants. Consolidate address folding code.
21408 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
21409 results from fold_binary_to_constant.
21410 (compare_values_warnv): Likewise.
21412 2008-03-27 Andrew Pinski <pinskia@gmail.com>
21414 PR middle-end/35429
21415 * fold-const.c (fold_truthop): Check for integeral types when folding
21416 a == 0 && b == 0 and a != 0 || b != 0 .
21418 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
21420 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
21422 2008-03-26 Andreas Schwab <schwab@suse.de>
21424 * doc/invoke.texi: Fix use of @item vs. @itemx.
21426 2008-03-26 Tom Tromey <tromey@redhat.com>
21428 * Makefile.in (build/gensupport.o, build/print-rtl.o,
21429 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
21430 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
21431 build/gencodes.o, build/genconditions.o, build/genconfig.o,
21432 build/genconstants.o, build/genemit.o, build/genextract.o,
21433 build/genflags.o, build/genmddeps.o, build/genopinit.o,
21434 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
21437 2008-03-26 Richard Guenther <rguenther@suse.de>
21440 2008-03-26 Richard Guenther <rguenther@suse.de>
21442 * fold-const.c (target.h): Include.
21443 (fold_comparison): Fold comparison of addresses of two decls
21444 that bind locally. Consolidate address folding code.
21446 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21448 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
21449 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
21450 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
21451 dconstsqrt2, dconstthird, dconste and/or dconst10.
21452 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
21453 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
21454 dconstsqrt2, dconste): Delete.
21455 (init_emit_once): Likewise. Simplify initializing dconstm1.
21457 * real.c (get_real_const): New.
21458 * real.h (dconst3, dconst10, dconstm2, dconstthird,
21459 dconstsqrt2, dconste): Delete.
21460 (real_value_const, get_real_const): New.
21462 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
21464 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
21466 * config/i386/i386.c (ix86_function_arg_boundary): Check
21467 BIGGEST_ALIGNMENT instead of 128.
21468 (setup_incoming_varargs_64): Likewise.
21470 2008-03-26 Tom Tromey <tromey@redhat.com>
21472 * Makefile.in (DEPFILES): Add missing '/'.
21474 2008-03-26 Richard Guenther <rguenther@suse.de>
21476 * fold-const.c (target.h): Include.
21477 (fold_comparison): Fold comparison of addresses of two decls
21478 that bind locally. Consolidate address folding code.
21480 2008-03-26 Nick Clifton <nickc@redhat.com>
21483 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
21484 not allow INT+INT as a legitimate addressing mode.
21486 2008-03-26 Richard Guenther <rguenther@suse.de>
21488 * tree-flow.h (widen_bitfield): Remove declaration.
21489 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
21490 (widen_bitfield): Remove function.
21491 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
21494 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
21497 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
21500 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
21502 PR rtl-optimization/35232
21503 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
21504 (forget_old_reloads_1, forget_marked_reloads): Don't clear
21505 reg_reloaded_call_part_clobbered here.
21506 (reload_regs_reach_end_p): New function.
21507 (reload_reg_rtx_for_input): New variable.
21508 (reload_reg_rtx_for_output): Likewise.
21509 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
21510 when reassigning a pseudo register. Load reloadreg from
21511 reload_reg_rtx_for_input, moving the mode and register
21513 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
21514 instead of the original when deciding whether an input reload
21515 would be a no-op or whether an output reload can be deleted.
21516 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
21517 when setting up new_spill_reg_store. Load it from
21518 reload_reg_rtx_for_output, moving the mode and register
21520 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
21521 instead of the original when deciding whether an output reload
21522 would be a no-op. Do the same when modifying insn notes.
21523 Use rtx_equal_p instead of == to compare the registers.
21524 (inherit_piecemeal_p): Take a mode and two register numbers
21526 (emit_reload_insns): Clear new_spill_reg_store for every hard
21527 register in the reload register. Remove spill registers
21528 from reg_reloaded_valid before considering whether to record
21529 inheritance information for them. Use reload_reg_rtx_for_output
21530 instead of reg_rtx when recording output reloads. Use
21531 reload_reg_rtx_for_input instead of reg_rtx when recording
21532 input reloads. Set or clear reg_reloaded_call_part_clobbered
21533 at the same time as setting reg_reloaded_valid.
21534 (delete_output_reload): Add a new_reload_reg parameter and use it
21535 instead of rld[j].reg_rtx.
21536 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
21539 2008-03-25 Tom Tromey <tromey@redhat.com>
21541 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
21542 (build/genattr.o): Likewise.
21543 (build/genattrtab.o): Likewise.
21544 (build/gencodes.o): Likewise.
21545 (build/genconfig.o): Likewise.
21546 (build/genconstants.o): Likewise.
21547 (build/genemit.o): Likewise.
21548 (build/genextract.o): Likewise.
21549 (build/genflags.o): Likewise.
21551 2008-03-25 Bob Wilson <bob.wilson@acm.org>
21553 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
21554 instead of size_int for integer types.
21555 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
21556 to match type of MINUS_EXPR.
21558 2008-03-25 Tom Tromey <tromey@redhat.com>
21560 * configure: Rebuilt.
21561 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
21564 2008-03-25 Tom Tromey <tromey@redhat.com>
21566 * config/x-solaris (host-solaris.o): Update.
21567 * config/x-linux (host-linux.o): Update.
21568 * config/x-hpux (host-hpux.o): Update.
21569 * config/x-darwin (host-darwin.o): Update.
21570 * config/v850/t-v850e (v850-c.o): Update.
21571 * config/v850/t-v850 (v850-c.o): Update.
21572 * config/t-vxworks (vxworks.o): Update.
21573 * config/t-sol2 (sol2-c.o, sol2.o): Update.
21574 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
21575 * config/spu/t-spu-elf (spu-c.o): Update.
21577 * config/sh/t-symbian (sh-c.o): Update.
21578 (symbian.o): Update.
21579 * config/sh/t-sh (sh-c.o): Update.
21580 * config/score/t-score-elf (score7.o, score3.o): Update.
21581 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
21582 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
21583 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
21584 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
21585 (rs6000.o): Remove.
21586 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21587 * config/m32c/t-m32c (m32c-pragma.o): Update.
21588 * config/ia64/t-ia64 (ia64-c.o): Update.
21589 * config/i386/x-mingw32 (host-mingw32.o): Update.
21590 * config/i386/x-i386 (driver-i386.o): Update.
21591 * config/i386/x-darwin (host-i386-darwin.o): Update.
21592 * config/i386/x-cygwin (host-cygwin.o): Update.
21593 * config/i386/t-nwld (nwld.o): Update.
21594 * config/i386/t-netware (netware.o): Update.
21595 * config/i386/t-interix (winnt.o): Update.
21596 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
21597 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
21598 msformat-c.o): Update.
21599 * config/bfin/t-bfin-linux (generated_files): Add
21600 linux-sysroot-suffix.h.
21601 * config/arm/t-wince-pe (pe.o): Update.
21602 * config/arm/t-strongarm-pe (pe.o): Update.
21603 * config/arm/t-pe (pe.o): Update.
21604 * config/arm/t-arm (arm-c.o): Update.
21605 * doc/install.texi (Prerequisites): Require make 3.80.
21606 * Makefile.in: Remove .o targets.
21607 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
21608 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
21609 (simple_generated_h, simple_generated_c): Move earlier.
21610 (generated_files): New variable.
21611 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
21612 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
21613 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
21614 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
21615 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
21616 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
21617 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
21618 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
21619 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
21620 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
21621 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
21622 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
21624 (COMPILE.base, COMPILE): New variables.
21625 (%.o): New pattern rule.
21626 (ALL_HOST_OBJS): New variable.
21627 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
21628 (dummy-checksum.o, cc1-checksum.o): Remove.
21629 (DRIVER_SHLIB): New variable.
21630 (DRIVER_DEFINES): Use it.
21631 (gencondmd.c): Move out of build/.
21632 (s-conditions): Update.
21633 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
21634 (ALL_BUILD_OBJS): Likewise.
21635 (build/%.o): Use BUILDCOMPILE.
21636 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
21637 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
21638 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
21639 build/gencheck.o, build/gencodes.o, build/genconditions.o,
21640 build/genconfig.o, build/genconstants.o, build/genemit.o,
21641 build/genextract.o, build/genflags.o, build/genmddeps.o,
21642 build/genopinit.o, build/genoutput.o, build/genpeep.o,
21643 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
21644 build/gen-protos.o, build/scan.o, build/fix-header.o,
21645 build/scan-decls.o): Simplify.
21646 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
21647 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
21648 prefix.o, toplev.o): Reduce to variable setting.
21649 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
21650 ($(out_object_file), gcc-options.o): New targets.
21651 ($(ALL_HOST_OBJS)): New target. Include dependency files.
21652 * configure: Rebuilt.
21653 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
21654 * doc/sourcebuild.texi (Front End Directory): Document new variable.
21656 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
21658 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
21659 complain when we hit an error, return ERROR_MARK_NODE.
21661 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21663 * config/sh/constraints.md (Pso, Psz): New constraints.
21664 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
21665 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
21667 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21669 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
21670 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
21672 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21674 * config/sh/sh.md (prefetch): Add condition for SH2A target.
21675 (prefetch_sh2a): New.
21677 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21678 Naveen.H.S <naveen.hs@kpitcummins.com>
21680 * config/sh/constraints.md (I28): New constraint.
21681 * config/sh/sh.c (broken_move): Add support for movi20s.
21682 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
21684 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
21685 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21686 Naveen.H.S <naveen.hs@kpitcummins.com>
21688 * config/sh/sh.c (SH_ATTRIBUTES): Define.
21689 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21690 (print_operand): Handle resbank in %@ operand code.
21691 (sh_encode_section_info): New.
21692 (push_regs): Add conditions for resbank.
21693 (sh_expand_epilogue): Likewise.
21694 (sh_insert_attributes): Likewise.
21695 (sh_attribute_table): Likewise.
21696 (sh_handle_resbank_handler_attribute): New.
21697 (sh2a_handle_function_vector_handler_attribute): New.
21698 (sh2a_is_function_vector_call): New.
21699 (sh2a_get_function_vector_number): New.
21700 (sh2a_function_vector_p): New.
21701 (sh_cfun_resbank_handler_p): New.
21702 * config/sh/sh.md (calli): Emit jsr/n if possible.
21703 (calli_tbr_rel): New.
21704 (calli_pcrel): Emit jsr/n if possible.
21705 (return_i): Emit rts/n if possible.
21706 (call_valuei_tbr_rel): New.
21707 (call_valuei_pcrel): Add condition for SH2A target.
21708 (call_value): Likewise.
21709 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
21710 (sh2a_get_function_vector_number): Likewise.
21711 (sh2a_is_function_vector_call): Likewise.
21712 * doc/extend.texi: Document TBR relative addressing of SH2A.
21713 (resbank): Add description for SH2A.
21715 2008-03-24 Richard Guenther <rguenther@suse.de>
21718 * gimplify.c (gimplify_modify_expr): For frontend type-correct
21719 pointer assignments change conversions according to middle-end rules.
21720 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
21721 * configure.ac: Include type checking in yes.
21722 * configure: Regenerate.
21724 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21726 * diagnostic.c (diagnostic_count_diagnostic): Delete.
21727 (diagnostic_report_diagnostic): Update. Handle ICEs here.
21729 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
21731 * gthr-vxworks.h (UNUSED): Define.
21733 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
21735 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
21737 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
21739 * doc/extend.texi (Function Attributes): Add missing comma in the
21740 example of the "alloc_size" attribute.
21742 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
21745 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21747 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21750 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21753 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21754 of the underlying type of a MS bitfield layout to the natural
21755 alignment of the type.
21757 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21759 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21760 to their natural alignment to avoid store forwarding stalls.
21762 2008-03-22 Richard Guenther <rguenther@suse.de>
21764 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
21765 For PHI nodes verify the address is invariant.
21766 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
21767 (get_symbol_constant_value): Use is_gimple_min_invariant.
21768 (maybe_fold_stmt_indirect): Likewise.
21770 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
21772 PR rtl-optimization/33927
21773 * Makefile.in (dse.o): Depend on $(TM_P_H).
21774 * expr.h (extract_low_bits): Declare.
21775 * expmed.c (extract_low_bits): New function.
21776 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
21777 * dse.c: Include tm_p.h.
21778 (find_shift_sequence): Remove the read_reg argument and return the
21779 read value. Emit the instructions instead of returning them.
21780 Iterate on new_mode rather than calculating it each time.
21781 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
21782 source to NEW_MODE and extract_low_bits to convert the shifted
21783 value to READ_MODE.
21784 (replace_read): Allow the load and store to have different mode
21785 classes. Use extract_low_bits when SHIFT == 0. Create the shift
21786 or extraction instructions before trying the replacement. Update
21787 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
21789 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21791 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21792 to their natural alignment to avoid store forwarding stalls.
21794 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21797 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
21798 encouraging but not allowing gprs for input;
21799 change the input constraint to !f#r.
21800 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
21802 change the output constraint to !f#r.
21804 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
21807 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
21808 corresponding post-reload splitters.
21809 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
21810 when x87 FP math is selected.
21811 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
21812 New function prototype.
21813 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
21814 unreachable function to ease macroization of insn patterns.
21816 2008-03-21 Martin Jambor <mjambor@suse.cz>
21818 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
21819 reference dumps if ddr is NULL or dependence is unknown.
21821 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21823 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
21824 unsigned extension into account.
21825 (ATOMIC_COMPARE_AND_SWAP): Likewise.
21826 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
21827 Do computations on a scratch register.
21829 2008-03-21 Richard Guenther <rguenther@suse.de>
21831 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21832 Use is_gimple_min_invariant instead of TREE_INVARIANT.
21833 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
21834 * tree-ssa-dom.c (record_equality): Likewise.
21835 * tree-inline.c (copy_body_r): Likewise.
21836 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
21839 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21841 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
21842 as 'delete_unused' argument.
21844 2008-03-20 Richard Guenther <rguenther@suse.de>
21846 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21847 special casing of constant qualifiers.
21848 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
21849 care about them in general.
21850 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
21851 regardless of their type.
21852 (fold_stmt_r): Forcefully fold *& if we end up with that.
21854 2008-03-20 Paul Brook <paul@codesourcery.com>
21856 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
21857 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
21859 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
21861 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
21862 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
21864 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
21866 * common.opt (Wmudflap): New option.
21867 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
21868 (mx_register_decls): Likewise.
21869 (mudflap_finish_file): Likewise.
21870 * doc/invoke.texi: Document -Wno-mudflap.
21872 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
21874 * c-format.c (replace_format_name_to_system_name): New.
21875 (cmp_attribs): New.
21876 (convert_format_name_to_system_name): New.
21877 (decode_format_attr): Add use of convert_format_name_to_system_name.
21878 (format_types_orig): Add gnu_ prefix to names.
21879 (check_format_info_main): Special treating of \0 escaped names for
21880 supporting multi-character format specifiers as I32, I64.
21881 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
21882 (gnu_target_overrides_format_attributes): New.
21883 * c-format.h: Add structure target_ovr_attr to hold
21884 system specific formatter names.
21885 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
21886 msformat-c.o file to c_target_objs and cxx_target_objs.
21887 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21888 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
21889 (TARGET_N_FORMAT_TYPES): New.
21890 * config/i386/msformat-c.c: New.
21891 * config/i386/t-cygming: Add build rule for msformat-c.o.
21892 * doc/extend.texi: Add new format names gnu_* and ms_* and
21894 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21896 2008-03-20 Ira Rosen <irar@il.ibm.com>
21898 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
21899 optimizations turned on under -O3.
21900 (ftree-vectorize): Add that the flag is turned on with -O3.
21902 2008-03-20 Ben Elliston <bje@au.ibm.com>
21904 * regmove.c (try_auto_increment): Fix spelling error in comment.
21905 * final.c (final_scan_insn): Likewise.
21907 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
21910 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
21911 allocator preferences for "y" and "r" class registers.
21912 ("*mov<mode>_internal"): Ditto.
21913 ("*movv2sf_internal_rex64"): Ditto.
21914 ("*movv2sf_internal"): Ditto.
21916 2008-03-19 Michael Matz <matz@suse.de>
21918 PR middle-end/35616
21919 * calls.c (expand_call): Check overlap of arguments with call
21920 address for sibcalls.
21922 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21925 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21926 of the underlying type of a MS bitfield layout to the natural
21927 alignment of the type.
21929 2008-03-19 Jan Hubicka <jh@suse.cz>
21932 * toplev.c (decode_d_option): Handle all CPP flags.
21933 * tree-vrp.c: Update tree_pass descriptors.
21934 * regrename.c: Update tree_pass descriptors.
21935 * fwprop.c: Update tree_pass descriptors.
21936 * doc/invoke.texi: Remove documentation of dropped -d? flags.
21937 * tree-into-ssa.c: Update tree_pass descriptors.
21938 * tree-dump.c: Update tree_pass descriptors.
21939 * tree-complex.c: Update tree_pass descriptors.
21940 * tree-dump.h: Update tree_pass descriptors.
21941 * see.c: Update tree_pass descriptors.
21942 * cgraphbuild.c: Update tree_pass descriptors.
21943 * tracer.c: Update tree_pass descriptors.
21944 * tree-loop-distribution.c: Update tree_pass descriptors.
21945 * cgraph.c: Update tree_pass descriptors.
21946 * postreload-gcse.c: Update tree_pass descriptors.
21947 * postreload.c: Update tree_pass descriptors.
21948 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
21949 * tree-tailcall.c: Update tree_pass descriptors.
21950 * tree-pass.h (tree_opt_pass): Rename to ...
21951 (opt_pass) ... this one; add "type" field and remove letter field.
21952 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
21953 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
21954 all_lowering_passes): Update declaration.
21955 * ipa-cp.c: Update tree_pass descriptors.
21956 * final.c: Update tree_pass descriptors.
21957 * omp-low.c: Update tree_pass descriptors.
21958 * tree-ssa-dse.c: Update tree_pass descriptors.
21959 * ipa-reference.c: Update tree_pass descriptors.
21960 * tree-ssa-uncprop.c: Update tree_pass descriptors.
21961 * auto-inc-dec.c: Update tree_pass descriptors.
21962 * reorg.c: Update tree_pass descriptors.
21963 * cgraphunit.c: Update tree_pass descriptors.
21964 * tree-ssa-copyrename.c: Update tree_pass descriptors.
21965 * tree-ssa-ccp.c: Update tree_pass descriptors.
21966 * df-core.c: Update tree_pass descriptors.
21967 * mode-switching.c: Update tree_pass descriptors.
21968 * tree-nomudflap.c: Update tree_pass descriptors.
21969 * modulo-sched.c: Update tree_pass descriptors.
21970 * ipa-pure-const.c: Update tree_pass descriptors.
21971 * cse.c: Update tree_pass descriptors.
21972 * web.c: Update tree_pass descriptors.
21973 * tree-stdarg.c: Update tree_pass descriptors.
21974 * tree-ssa-math-opts.c: Update tree_pass descriptors.
21975 * tree-ssa-dom.c: Update tree_pass descriptors.
21976 * tree-nrv.c: Update tree_pass descriptors.
21977 * tree-ssa-alias.c: Update tree_pass descriptors.
21978 * loop-init.c: Update tree_pass descriptors.
21979 * gimple-low.c: Update tree_pass descriptors.
21980 * ipa-inline.c: Update tree_pass descriptors.
21981 * tree-ssa-sink.c: Update tree_pass descriptors.
21982 * global.c: Update tree_pass descriptors.
21983 * ifcvt.c: Update tree_pass descriptors.
21984 * jump.c: Update tree_pass descriptors.
21985 * predict.c: Update tree_pass descriptors.
21986 * tree-ssa-loop.c: Update tree_pass descriptors.
21987 * recog.c: Update tree_pass descriptors.
21988 * dse.c: Update tree_pass descriptors.
21989 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
21990 * tree-eh.c: Update tree_pass descriptors.
21991 * regmove.c: Update tree_pass descriptors.
21993 * function.c: Update tree_pass descriptors.
21994 * tree-vectorizer.c: Update tree_pass descriptors.
21995 * gcse.c: Update tree_pass descriptors.
21996 * ipa-type-escape.c: Update tree_pass descriptors.
21997 * tree-if-conv.c: Update tree_pass descriptors.
21998 * init-regs.c: Update tree_pass descriptors.
21999 * ipa.c: Update tree_pass descriptors.
22000 * tree-ssa-phiopt.c: Update tree_pass descriptors.
22001 * rtl-factoring.c: Update tree_pass descriptors.
22002 * lower-subreg.c: Update tree_pass descriptors.
22003 * bt-load.c: Update tree_pass descriptors.
22004 * tree-dfa.c: Update tree_pass descriptors.
22005 * except.c: Update tree_pass descriptors.
22006 * emit-rtl.c: Update tree_pass descriptors.
22007 * cfgexpand.c: Update tree_pass descriptors.
22008 * tree-cfgcleanup.c: Update tree_pass descriptors.
22009 * cfgcleanup.c: Update tree_pass descriptors.
22010 * tree-ssa-pre.c: Update tree_pass descriptors.
22011 * tree-sra.c: Update tree_pass descriptors.
22012 * tree-mudflap.c: Update tree_pass descriptors.
22013 * tree-ssa-copy.c: Update tree_pass descriptors.
22014 * cfglayout.c: Update tree_pass descriptors.
22015 * tree-ssa-forwprop.c: Update tree_pass descriptors.
22016 * tree-ssa-dce.c: Update tree_pass descriptors.
22017 * tree-ssa.c: Update tree_pass descriptors.
22018 * regclass.c: Update tree_pass descriptors.
22019 * integrate.c: Update tree_pass descriptors.
22020 * tree-optimize.c: Update tree_pass descriptors.
22021 * tree-ssa-phiprop.c: Update tree_pass descriptors.
22022 * tree-object-size.c: Update tree_pass descriptors.
22023 * combine.c: Update tree_pass descriptors.
22024 * tree-outof-ssa.c: Update tree_pass descriptors.
22025 * bb-reorder.c: Update tree_pass descriptors.
22026 * stack-ptr-mod.c: Update tree_pass descriptors.
22027 * var-tracking.c: Update tree_pass descriptors.
22028 * tree-profile.c: Update tree_pass descriptors.
22029 * tree-vect-generic.c: Update tree_pass descriptors.
22030 * reg-stack.c: Update tree_pass descriptors.
22031 * sched-rgn.c: Update tree_pass descriptors.
22032 * tree-ssa-structalias.c: Update tree_pass descriptors.
22033 * tree-cfg.c: Update tree_pass descriptors.
22034 * passes.c (current_pass): Update declaration.
22035 (finish_optimization_passes): Update.
22036 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
22037 (register_one_dump_file, register_dump_files_1, next_pass_1):
22039 (init_optimization_passes): Update handling of new types.
22040 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
22041 * ipa-struct-reorg.c: Update tree_pass descriptors.
22042 * tree-ssa-reassoc.c: Update tree_pass descriptors.
22043 * combine-stack-adj.c: Update tree_pass descriptors.
22044 * cfgrtl.c: Update tree_pass descriptors.
22045 * dce.c: Update tree_pass descriptors.
22046 * tree-ssanames.c: Update tree_pass descriptors.
22048 2008-03-19 Richard Guenther <rguenther@suse.de>
22050 PR middle-end/35609
22051 * tree-ssa.c (walk_data): New structure.
22052 (warn_uninitialized_var): If not always_executed warn with "maybe"
22054 (execute_early_warn_uninitialized): Compute post-dominators.
22055 Initialize always_executed before processing each basic block.
22057 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
22060 * config/i386/i386.c (x86_this_parameter): Calculate correct location
22061 of "this" pointer when "regparm = N" or "fastcall" is in effect.
22063 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22065 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
22067 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
22069 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
22071 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
22072 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
22073 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
22074 target after ignore has been set, and move there also the commputation
22075 of subtarget and original_target.
22076 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
22077 (LANG_HOOKS_INITIALIZER): Remove it.
22078 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
22080 2008-03-18 Richard Guenther <rguenther@suse.de>
22082 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
22083 found an expression with constants, note that in the VN for the lhs.
22084 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
22085 fold them to constants if possible. Run cleanup_cfg if done so.
22086 (execute_pre): Return todo.
22087 (do_pre): Likewise.
22088 (execute_fre): Likewise.
22089 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
22091 (get_prop_source_stmt): Look through pointer conversions.
22093 2008-03-18 Jan Hubicka <jh@suse.cz>
22095 * tree-pretty-print.c: Include predict.h.
22096 (dump_generic_node): Dump predictor.
22097 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
22098 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
22099 * gimple-low.c (lower_stmt): Likewise.
22100 * expr.c (expand_expr_real): Likewise.
22101 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
22103 (build_predict_expr, build_predict_expr): New.
22104 * predict.h (predictor_name, build_predict_expr): Update.
22105 * c-typeck.c (c_finish_bc_stmt): Add prediction.
22106 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
22107 * predict.def (PRED_CONTINUE): Update hitrate.
22108 * tree.def (PREDICT_EXPR): Define.
22109 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
22110 do not handle BIND_EXPR.
22111 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
22112 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
22113 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
22116 2008-03-18 Michael Matz <matz@suse.de>
22118 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
22120 2008-03-18 Richard Guenther <rguenther@suse.de>
22122 * tree-gimple.h (is_gimple_invariant_address): Declare.
22123 (is_gimple_constant): Likewise.
22124 * tree-gimple.c (is_gimple_constant): New function.
22125 (is_gimple_invariant_address): Likewise.
22126 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
22127 and is_gimple_invariant_address.
22128 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
22130 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
22131 an addressable base.
22133 2008-03-18 Jakub Jelinek <jakub@redhat.com>
22135 PR middle-end/35611
22136 * gimplify.c (gimplify_expr): Gimplify second operand of
22139 2008-03-17 Richard Guenther <rguenther@suse.de>
22141 PR tree-optimization/19637
22142 * fold-const.c (fold_unary): Remove restrictions of removing
22143 intermediate pointer-conversions (P2)(P1)P0.
22144 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
22145 conversion to void pointer.
22146 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
22148 2008-03-16 James E. Wilson <wilson@tuliptree.org>
22151 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
22152 emulated thread local variables.
22154 2008-03-16 Richard Guenther <rguenther@suse.de>
22156 PR middle-end/35607
22157 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
22158 expand TREE_INVARIANT operations that are not gimple invariant.
22160 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
22162 * doc/extend.texi (Alignment): Say that the ABI controls
22163 the __alignof__ for non-strict-alignment targets rather
22164 than being a recommendation.
22166 2008-03-15 Paul Brook <paul@codesourcery.com>
22168 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
22170 (arm_output_fn_unwind): Mark functions that can not be unwound.
22172 2008-03-15 Paul Brook <paul@codesourcery.com>
22174 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
22175 extension instructions.
22177 2008-03-15 Richard Guenther <rguenther@suse.de>
22179 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
22180 and fold constant aggregate refs.
22181 (fold_const_aggregate_ref): Handle string constants
22182 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
22183 (evaluate_stmt): Simplify now that ccp_fold folds constant
22186 2008-03-15 Paul Brook <paul@codesourcery.com>
22188 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
22189 (extzv): Use gen_extzv_t2.
22190 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
22192 2008-03-15 Richard Guenther <rguenther@suse.de>
22194 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
22195 (fold_const_aggregate_ref): Likewise.
22196 (get_value): Return NULL if we don't have any values.
22197 (ccp_finalize): Set const_val to NULL after freeing it.
22198 * tree-flow.h (get_symbol_constant_value): Declare.
22199 (fold_const_aggregate_ref): Likewise.
22200 * tree-ssa-sccvn.c (try_to_simplify): Use them.
22202 2008-03-15 Richard Guenther <rguenther@suse.de>
22204 PR middle-end/35593
22205 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
22206 to not produce negative array indices if not allowed. Add
22207 parameter to indicate that.
22208 (maybe_fold_offset_to_component_ref): Allow negative array
22209 indices only for the first member of a structure.
22210 (maybe_fold_offset_to_reference): Allow negative array indices.
22211 (maybe_fold_stmt_addition): Likewise.
22213 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
22214 Anatoly Sokolov <aesok@post.ru>
22216 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
22217 (avr_arch): Add ARCH_AVR6.
22218 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
22219 (initial_elimination_offset): Initialize and use 'avr_pc_size'
22220 instead of fixed value 2.
22221 (print_operand_address): Use gs() asm specifier instead of pm().
22222 (avr_assemble_integer): (Ditto.).
22223 (avr_output_addr_vec_elt): (Ditto.).
22224 (print_operand): Handle "!" code.
22225 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
22226 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
22227 (AVR_HAVE_EIJMP_EICALL): Define.
22228 (AVR_3_BYTE_PC): Redefine.
22229 (AVR_2_BYTE_PC): (Ditto.).
22230 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
22231 (LINK_SPEC): Add atmega2560 and atmega2561.
22232 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
22234 * config/avr/avr.md (call_insn): Use eicall instead of icall
22235 for 3 byte PC devices.
22236 (call_value_insn): (Ditto.).
22237 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
22238 (indirect_jump): Use only for for 2 byte PC devices.
22239 (*tablejump): (Ditto.).
22240 (*indirect_jump_avr6): Add insn.
22241 (*tablejump_rjmp): Don't use for 3 byte PC devices.
22242 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
22243 instead of ijmp for 3 byte PC devices.
22244 (__tablejump2__): (Ditto.).
22245 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
22246 (MULITLIB_DIRNAMES): (Ditto.).
22247 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
22249 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
22251 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
22252 "sse2_umulsidi3". Use V1DI mode for operand 0.
22253 ("mmx_psadbw"): Use V1DI mode for operand 0.
22254 * config/i386/i386-modes.def (V1SI): New vector mode.
22255 * config/i386/i386.c (struct builtin_description)
22256 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
22257 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
22258 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
22259 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
22260 v1di_ftype_v8qi_v8qi type.
22261 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
22263 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
22264 __builtin_ia32_pmuludq]: Fix the mode of return value.
22266 2008-03-15 Richard Guenther <rguenther@suse.de>
22268 PR middle-end/35595
22269 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
22272 2008-03-14 Bob Wilson <bob.wilson@acm.org>
22274 * doc/invoke.texi (Option Summary, Xtensa Options): Document
22275 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
22276 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
22277 unless TARGET_SERIALIZE_VOLATILE is enabled.
22278 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
22279 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
22280 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
22282 2008-03-14 Richard Guenther <rguenther@suse.de>
22284 PR tree-optimization/34172
22285 * tree-flow.h (refs_may_alias_p): Declare.
22286 (get_single_def_stmt): Likewise.
22287 (get_single_def_stmt_from_phi): Likewise.
22288 (get_single_def_stmt_with_phi): Likewise.
22289 * tree-dfa.c (refs_may_alias_p): New function.
22290 (get_single_def_stmt): Likewise.
22291 (get_single_def_stmt_from_phi): Likewise.
22292 (get_single_def_stmt_with_phi): Likewise.
22293 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
22294 (vn_reference_lookup_1): New helper function.
22295 (vn_reference_lookup): Walk the virtual use-def chain to
22296 continue searching for a match if the def does not alias the
22297 reference we are looking for.
22299 2008-03-14 David Edelsohn <edelsohn@gnu.org>
22301 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
22302 archive and Perzl. Update The Written Word listing.
22304 2008-03-14 Richard Guenther <rguenther@suse.de>
22306 PR tree-optimization/34043
22307 PR tree-optimization/33989
22308 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
22310 (bitmap_find_leader): Use extra argument to verify dominance
22311 relationship inside a basic-block.
22312 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
22313 (find_leader_in_sets): Adjust.
22314 (create_component_ref_by_pieces): Take extra argument for
22315 dominance check, handle lookup failures.
22316 (find_or_generate_expression): Likewise.
22317 (create_expression_by_pieces): Likewise.
22318 (insert_into_preds_of_block): Adjust.
22319 (create_value_expr_from): If asked for, verify all operands
22320 are in the blocks AVAIL_OUT set.
22321 (make_values_for_stmt): Check for SSA_NAMEs that are life
22322 over an abnormal edge.
22323 (compute_avail): Remove such check.
22324 (do_SCCVN_insertion): New function.
22325 (eliminate): If we do not find a leader suitable for replacement
22326 insert a replacement expression from SCCVN if available.
22327 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
22328 (struct vn_ssa_aux): Add needs_insertion flag.
22329 * tree-ssa-sccvn.c (may_insert): New global flag.
22330 (copy_reference_ops_from_ref): Value-number union member access
22331 based on its size, not type and member if insertion is allowed.
22332 (visit_reference_op_load): For a weak match from union type
22333 punning lookup a view-converted value and insert a SSA_NAME
22334 for that value if that is not found.
22335 (visit_use): Make dumps shorter. Do not disallow value numbering
22336 SSA_NAMEs that are life over an abnormal edge to constants.
22337 (free_scc_vn): Release inserted SSA_NAMEs.
22338 (run_scc_vn): New flag to specify whether insertion is allowed.
22339 Process SSA_NAMEs in forward order.
22340 * tree-ssa-loop-im.c (for_each_index): Handle invariant
22341 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
22342 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
22343 pointer type to/from integral types that do not change the
22344 precision to regular conversions.
22346 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22348 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22349 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22350 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
22351 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
22352 input arguments and the mode of return value. Built-in functions
22353 that operate on whole 64-bit MMX register now use V1DI mode.
22355 2008-03-13 Alon Dayan <alond@il.ibm.com>
22356 Olga Golovanevsky <olga@il.ibm.com>
22358 PR tree-optimization/35041
22359 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
22360 to locate the right position in a statement.
22362 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22366 * config/i386/xmmintrin.h: Change all static inline functions to
22367 extern inline and add __gnu_inline__ attribute.
22368 * config/i386/bmintrin.h: Ditto.
22369 * config/i386/smmintrin.h: Ditto.
22370 * config/i386/tmmintrin.h: Ditto.
22371 * config/i386/mmintrin-common.h: Ditto.
22372 * config/i386/ammintrin.h: Ditto.
22373 * config/i386/emmintrin.h: Ditto.
22374 * config/i386/pmmintrin.h: Ditto.
22375 * config/i386/mmintrin.h: Ditto.
22376 * config/i386/mm3dnow.h: Ditto.
22378 2008-03-13 Jakub Jelinek <jakub@redhat.com>
22380 PR middle-end/35185
22381 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
22382 (lower_omp_2): New function.
22383 (lower_omp_1, lower_omp): Rewritten.
22385 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
22388 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
22389 with the phrase "Microsoft Windows compilers".
22390 (Push/Pop Macro Pragmas): New subsection. Document
22391 #pragma push_macro and pragma pop_macro.
22393 2008-03-12 Paul Brook <paul@codesourcery.com>
22395 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
22397 2008-03-12 Paul Brook <paul@codesourcery.com>
22399 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
22400 (thumb2_alusi3_short): Exclude PLUS and MINUS.
22401 (thumb2_addsi_shortim): Rename ...
22402 (thumb2_addsi_short): ... to this. Allow register operands.
22403 (thumb2_subsi_short): New pattern.
22404 (thumb2_one_cmplsi2_short,
22405 thumb2_negsi2_short): New patterns and peepholes.
22407 2008-03-12 Paul Brook <paul@codesourcery.com>
22409 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
22411 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
22413 * config/i386/i386.md (int_cond): New code iterator.
22415 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
22416 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
22417 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
22418 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
22419 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
22420 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
22421 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
22422 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
22424 2008-03-12 Paul Brook <paul@codesourcery.com>
22426 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
22427 instead of {arm,thumb}_compute_save_reg_mask.
22428 (output_return_instruction): Ditto.
22429 (thumb_unexpanded_epilogue): Ditto.
22430 (thumb1_expand_prologue): Ditto.
22431 (thumb1_output_function_prologue): Ditto.
22432 (arm_set_return_address): Ditto.
22433 (thumb_set_return_address): Ditto.
22434 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
22435 regs to achieve stack alignment.
22436 (thumb1_compute_save_reg_mask): Fix compiler warning.
22437 (arm_output_epilogue): Use offsets->saved_regs_mask.
22438 Adjust stack pointer by poping call clobered registers.
22439 (arm_expand_prologue): Use offsets->saved_regs_mask.
22440 Adjust stack pointer by pushing extra registers.
22441 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
22443 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
22446 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
22447 conversion to the operands of a multiplication.
22449 2008-03-12 Richard Guenther <rguenther@suse.de>
22451 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
22452 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
22453 * timevar.def (TV_TREE_PHIPROP): Add.
22454 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
22455 pass description. Use TV_TREE_PHIPROP.
22456 * tree-ssa-forwprop.c: Remove phiprop code.
22458 2008-03-12 Jakub Jelinek <jakub@redhat.com>
22460 PR middle-end/35549
22461 * omp-low.c (maybe_lookup_decl): Constify first argument.
22462 (use_pointer_for_field): Change last argument from bool to
22463 omp_context *. Disallow shared copy-in/out in nested
22464 parallel if decl is shared in outer parallel too.
22465 (build_outer_var_ref, scan_sharing_clauses,
22466 lower_rec_input_clauses, lower_copyprivate_clauses,
22467 lower_send_clauses, lower_send_shared_vars): Adjust callers.
22469 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
22470 Ira Rosen <irar@il.ibm.com>
22472 * tree-vectorizer.c (free_stmt_vec_info): New function.
22473 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
22474 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
22475 * tree-vectorizer.h (free_stmt_vec_info): Declare.
22476 * tree-vect-transform.c (vectorizable_conversion): Free
22477 vec_oprnds0 if it was allocated.
22478 (vect_permute_store_chain): Remove unused VECs.
22479 (vectorizable_store): Free VECs that are allocated in the..
22481 (vect_transform_strided_load, vectorizable_load): Likewise.
22482 (vect_remove_stores): Simplify the code.
22483 (vect_transform_loop): Move code to vect_remove_stores().
22484 Call vect_remove_stores() and free_stmt_vec_info().
22486 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22488 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
22489 TARGET_HPUX. Revise comment.
22490 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
22491 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
22492 Use sr4 variant of `be' instruction when not generating PIC code.
22493 (attr_length_call): Adjust for above change.
22495 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22497 * ipa-reference.c (static_execute): Remove module_statics_const and
22498 associated setting code.
22500 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22503 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
22504 predicate for operand 1.
22505 (paritysi2_cmp): Use register_operand predicate for operand 2.
22506 Use earlyclobber modifier for operand 1. Remove support for
22508 (paritydi2_cmp): Use register_operand predicate for operand 3.
22509 Use earlyclobber modifier for operand 1. Remove support for
22512 2008-03-11 Paul Brook <paul@codesourcery.com>
22513 Vladimir Prus <vladimir@codesourcery.com>
22515 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
22516 (arm_compute_save_reg0_reg12_mask): Always
22517 check if register 11 must be saved. Always safe hard frame pointer
22518 when frame_pointer_needeed.
22519 (arm_compute_save_reg_mask): Save IP and PC
22520 only with apcs frames.
22521 (arm_output_epilogue): Adjust Thumb2 codepath to
22522 be also invoked and work for ARM non-apcs frames.
22523 (arm_expand_prologue): Don't bother saving IP
22524 for non-apcs frame, since it's not clobbered by
22525 prologue code. Implement non-apcs frame
22528 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22530 PR rtl-optimization/35281
22531 * expr.c (convert_move): Use a new pseudo for the intermediate
22532 from_mode->word_mode result.
22534 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22536 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
22537 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
22538 * toplev.c (compile_file): Don't call it.
22540 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22542 PR middle-end/35526
22543 * expr.c (store_expr): Call emit_block_move if the mode
22544 of "temp" RTX is BLKmode.
22546 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22547 Richard Guenther <rguenther@suse.de>
22549 PR tree-optimization/31358
22550 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
22551 the step with a NULL_TREE.
22552 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
22553 to sizetype if type is a pointer type.
22554 (add_candidate_1): Don't convert the base and step to
22555 the generic type if the orginal type is a pointer type.
22556 (add_iv_value_candidates): Use sizetype for the step
22557 if type is a pointer type.
22558 (cand_value_at): Likewise.
22559 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
22561 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
22562 Don't convert the tem affine to the type.
22563 (add_elt_to_tree): Use sizetype for the step if a pointer.
22564 Use POINTER_PLUS_EXPR for pointers.
22565 (aff_combination_to_tree): Use sizetype for the step if a
22568 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
22570 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
22571 Remove commutativity hint.
22573 2008-03-10 Jakub Jelinek <jakub@redhat.com>
22577 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
22578 errorneous type. Check that v is a VAR_DECL.
22580 PR middle-end/35099
22581 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
22583 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
22585 PR tree-optimization/35494
22586 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
22587 may be overriden at link and run time.
22589 2008-03-10 Richard Guenther <rguenther@suse.de>
22591 PR tree-optimization/34677
22592 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
22593 (poolify_tree): Likewise.
22594 (modify_expr_template): Likewise.
22595 (poolify_modify_stmt): Likewise.
22596 (insert_fake_stores): Handle all component-ref style stores
22597 in addition to INDIRECT_REF. Also handle complex types.
22598 Do not poolify the inserted load.
22599 (realify_fake_stores): Do not rebuild the tree but only
22600 make it a SSA_NAME copy.
22601 (init_pre): Remove initialzation of modify_expr_template.
22602 Do not allocate modify_expr_node_pool.
22603 (fini_pre): Do not free modify_expr_node_pool.
22605 2008-03-10 Paul Brook <paul@codesourcery.com>
22607 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
22608 to avoid conflicts.
22610 2008-03-10 Paul Brook <paul@codesourcery.com>
22611 Mark Shinwell <shinwell@codesourcery.com>
22613 * config/arm/cortex-r4.md: New.
22614 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
22616 * config/arm/arm.md: Include cortex-r4.md.
22617 (insn): Add smmls, sdiv and udiv values.
22618 (generic_sched): Don't use generic scheduling for Cortex-R4.
22619 (arm_issue_rate): New function.
22620 (TARGET_SCHED_ISSUE_RATE): Define.
22622 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
22624 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
22626 2008-03-10 Richard Guenther <rguenther@suse.de>
22628 * tree-ssa-pre.c (get_sccvn_value): Simplify.
22629 (compute_avail): Do not add stmt uses to AVAIL_OUT.
22631 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
22633 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
22634 Set default to true.
22636 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22638 * c.opt (Wsynth): Deprecate.
22639 * doc/invoke.texi (Option Summary, Warning Options): Document
22640 -Wno-format-contains-nul.
22642 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
22645 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
22646 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
22648 2008-03-09 Ira Rosen <irar@il.ibm.com>
22650 * config/rs6000/rs6000.c (builtin_description): Rename vector
22651 left shift operations.
22652 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
22653 (altivec_vsl<VI_char>): Rename to ...
22654 (ashl<mode>3): ... new name.
22655 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
22657 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
22659 2008-03-08 Richard Guenther <rguenther@suse.de>
22661 * coverage.h (tree_coverage_counter_addr): Declare.
22662 * coverage.c (tree_coverage_counter_addr): New function.
22663 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
22664 before using again.
22665 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
22666 (tree_gen_one_value_profiler): Likewise.
22667 (tree_gen_ic_profiler): Likewise.
22668 (tree_gen_average_profiler): Likewise.
22669 (tree_gen_ior_profiler): Likewise.
22671 2008-03-08 Richard Guenther <rguenther@suse.de>
22673 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
22674 (vn_binary_op_insert): Likewise.
22675 (vn_unary_op_lookup): Likewise.
22676 (vn_unary_op_insert): Likewise.
22677 (vn_nary_op_lookup): Declare.
22678 (vn_nary_op_insert): Likewise.
22679 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
22680 and binary hashes, use a single obstack for unary_op_pool
22681 and binary_op_pool.
22682 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
22683 a single struct vn_nary_op_s. Store tree code length and
22684 a variable number of operands.
22685 (struct vn_reference_op_struct): Remove unused op2.
22686 (vn_reference_op_eq): Do not compare op2.
22687 (vn_reference_op_compute_hash): Do not compute hash of op2.
22688 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
22689 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
22690 with vn_nary_op_compute_hash.
22691 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
22692 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
22694 (vn_unary_op_insert, vn_binary_op_insert): Replace with
22696 (visit_unary_op): Call nary functions.
22697 (visit_binary_op): Likewise.
22698 (process_scc): Adjust for struct vn_tables_s changes.
22699 (allocate_vn_table): Likewise.
22700 (free_vn_table): Likewise.
22701 * tree-vn.c (vn_add): Call nary functions.
22702 (vn_lookup): Likewise.
22704 2008-03-08 Jakub Jelinek <jakub@redhat.com>
22707 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
22708 wdst back after sync_compare_and_swapqhi_internal.
22710 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
22713 * config/i386/i386-modes.def (V1DI): New vector mode.
22714 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
22715 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
22716 (MMXMODE248): Ditto.
22717 (MMXMODE): Add V1DI mode.
22718 (mmxvecsize): Change DI mode to V1DI mode.
22719 ("mov<mode>): Use MMXMODEI8 mode iterator.
22720 ("*mov<mode>_internal_rex64"): Ditto.
22721 ("*mov<mode>_internal"): Ditto.
22722 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
22723 ("mmx_sub<mode>3"): Ditto.
22724 ("mmx_adddi3"): Remove insn pattern.
22725 ("mmx_subdi3"): Ditto.
22726 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
22727 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
22728 ("mmx_ashl<mode>3"): Ditto.
22729 ("mmx_lshrdi3"): Remove insn pattern.
22730 ("mmx_ashldi3"): Ditto.
22731 * config/i386/i386.c (classify_argument): Handle V1DImode.
22732 (function_arg_advance_32): Ditto.
22733 (function_arg_32): Ditto.
22734 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
22735 mmx_addv1di3 insn pattern.
22736 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
22737 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
22738 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
22739 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
22740 Remove definitions of built-in functions.
22741 (V1DI_type_node): New node.
22742 (v1di_ftype_v1di_int): Ditto.
22743 (v1di_ftype_v1di_v1di): Ditto.
22744 (v2si_ftype_v2si_si): Ditto.
22745 (v4hi_ftype_v4hi_di): Remove node.
22746 (v2si_ftype_v2si_di): Ditto.
22747 (ix86_init_mmx_sse_builtins): Handle V1DImode.
22748 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
22749 Redefine builtins using def_builtin_const with *_ftype_*_int node.
22750 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
22751 Add new builtins using def_builtin_const.
22752 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
22753 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
22754 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
22755 * config/i386/mmintrin.h (__v1di): New typedef.
22756 (_mm_add_si64): Cast arguments to __v1di type.
22757 (_mm_sub_si64): Ditto.
22758 (_mm_sll_pi16): Cast __count to __v4hi type.
22759 (_mm_sll_pi32): Cast __count to __v2si type.
22760 (_mm_sll_si64): Cast arguments to __v1di type.
22761 (_mm_srl_pi16): Cast __count to __v4hi type.
22762 (_mm_srl_pi32): Cast __count to __v2si type.
22763 (_mm_srl_si64): Cast arguments to __v1di type.
22764 (_mm_sra_pi16): Cast __count to __v4hi type.
22765 (_mm_sra_pi32): Cast __count to __v2si type.
22766 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
22767 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
22768 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
22769 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
22770 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
22771 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
22772 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
22773 (_mm_srai_pi32): Use __builtin_ia32_psradi.
22774 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
22775 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22776 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22777 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
22779 2008-03-07 Joseph Myers <joseph@codesourcery.com>
22781 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
22783 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
22786 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
22787 reg+const addressing for Altivec modes. Don't generate reg+reg
22788 addressing for TFmode or TDmode quantities.
22790 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
22792 * c-common.c (vector_types_convertible_p): Call langhook
22793 instead of comptypes.
22795 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22798 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
22799 integral and scalar float variables which have a
22802 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
22804 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
22805 dwarf_register_span hook when emitting unwind information for
22806 register-to-memory saves.
22807 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
22808 (rs6000_frame_related): Remove call to spe_synthesize_frame.
22810 2008-03-06 Jakub Jelinek <jakub@redhat.com>
22812 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
22813 for the same VAR_DECL.
22815 2008-03-06 Tom Tromey <tromey@redhat.com>
22817 * treelang: Delete.
22818 * doc/standards.texi (Standards): Don't mention treelang.
22819 * doc/invoke.texi (Overall Options): Don't mention treelang.
22820 * doc/install.texi (Prerequisites): Don't mention bison or
22822 (Configuration): Don't mention treelang.
22823 (Building): Likewise.
22824 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
22826 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
22828 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
22829 word-extractions out of a multi-word object.
22831 2008-03-06 Richard Guenther <rguenther@suse.de>
22833 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
22834 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
22835 result type and precision.
22836 * expr.c (get_inner_reference): Set unsignedp based on the result
22837 type of BIT_FIELD_REF.
22838 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
22839 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
22840 (try_instantiate_multiple_fields): Likewise. Use the correct type
22842 (sra_build_assignment): Likewise.
22843 (sra_build_elt_assignment): Likewise.
22844 (sra_explode_bitfield_assignment): Likewise.
22845 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
22846 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
22847 set BIT_FIELD_REF_UNSIGNED.
22848 (vectorizable_load): Likewise.
22850 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
22852 * cse.c (cse_extended_basic_block): Invalidate artificial defs
22855 2008-03-06 Richard Guenther <rguenther@suse.de>
22857 * alias.c (struct alias_set_entry): Move has_zero_child field
22858 to pack with alias_set.
22860 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22862 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22865 2008-03-05 Ian Lance Taylor <iant@google.com>
22867 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
22869 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
22871 * fwprop.c (update_df): Support width and offset parameters of
22873 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
22874 global_conflicts): Change DF_REF_EXTRACT to either
22875 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22876 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22877 * df-scan.c (df_ref_record, df_defs_record,
22878 df_ref_create_structure, df_def_record_1, df_uses_record,
22879 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
22880 df_bb_refs_collect, df_entry_block_defs_collect,
22881 df_exit_block_uses_collect): Support new width and offset fields.
22882 (ref_extract_pool): New storage pool.
22883 (df_free_ref): New function.
22884 (df_reg_chain_unlink, df_free_collection_rec,
22885 df_sort_and_compress_refs): Call df_free_ref.
22886 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
22888 (df_ref_create_structure): Allocate df_ref_extract if offset and
22889 width fields are used.
22890 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
22891 (df_uses_record): Get offset and width from ZERO_EXTRACT
22893 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
22894 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22895 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22896 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
22897 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22898 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22899 (df_ref_extract): New structure.
22900 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
22901 (df_ref_create): Add width and offset parameters.
22903 2008-03-05 Richard Guenther <rguenther@suse.de>
22905 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22906 Use ranges_overlap_p.
22907 (offset_overlaps_with_access): Rename
22908 to ranges_overlap_p and move ...
22909 * tree-flow-inline.h (ranges_overlap_p): ... here.
22911 * tree.h (get_inner_reference, handled_component_p): Update
22914 * tree.h (record_component_aliases, get_alias_set,
22915 alias_sets_conflict_p, alias_sets_must_conflict_p,
22916 objects_must_conflict_p): Move declarations ...
22917 * alias.h (record_component_aliases, get_alias_set,
22918 alias_sets_conflict_p, alias_sets_must_conflict_p,
22919 objects_must_conflict_p): ... here.
22920 Include coretypes.h.
22921 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
22923 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
22925 * cfg.c: Include tree-flow.h.
22926 (remove_edge_raw): Call redirect_edge_var_map_clear.
22927 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
22928 * tree-flow-inline.h (redirect_edge_var_map_def): New.
22929 (redirect_edge_var_map_result): New.
22930 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
22931 PENDING_STMT use with redirect_edge_var_map_*.
22932 * tree-ssa.c (edge_var_maps): New definition.
22933 (redirect_edge_var_map_add): New.
22934 (redirect_edge_var_map_clear): New.
22935 (redirect_edge_var_map_dup): New.
22936 (redirect_edge_var_map_vector): New.
22937 (redirect_edge_var_map_destroy): New.
22938 (ssa_redirect_edge): Replace PENDING_STMT use with
22939 redirect_edge_var_map_*.
22940 (flush_pending_stmts): Same.
22941 (delete_tree_ssa): Destroy edge var map.
22942 * tree-flow.h (struct _edge_var_map): New.
22943 Define edge_var_map vector type.
22944 Declare redirect_edge_var_map_* prototypes.
22945 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
22946 * tree-cfg.c (reinstall_phi_args): Replace
22947 PENDING_STMT use with redirect_edge_var_map_*.
22949 2008-03-05 Richard Guenther <rguenther@suse.de>
22951 PR tree-optimization/35472
22952 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
22953 whose single use_stmt has a overlapping set of loaded and
22954 stored symbols as that use_stmt might be a noop assignment then.
22956 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22958 * gthr-rtems.h: Implement __gthread_mutex_destroy.
22960 2008-03-05 Richard Guenther <rguenther@suse.de>
22963 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
22964 should be constants.
22965 * tree-cfg.c (verify_expr): Verify it.
22966 * fold-const.c (fold_truthop): Remove code generating
22967 BIT_FIELD_REFs of structure bases.
22968 (fold_binary): Likewise.
22969 (fold_ternary): Position and size of BIT_FIELD_REFs are
22970 always host integers.
22971 (make_bit_field_ref): Remove.
22972 (optimize_bit_field_compare): Remove.
22973 (all_ones_mask_p): Remove.
22975 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
22978 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
22979 (split_block_and_df_analyze): New. Split basic block and rebuild
22981 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
22983 (split_pattern_seq): Likewise.
22984 (erase_matching_seqs): Likewise.
22985 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
22987 2008-03-04 Geoff Keating <geoffk@apple.com>
22989 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
22990 declaration and code.
22991 (tree_invalid_nonnegative_warnv_p): Likewise.
22993 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
22995 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
22996 examples. Truncate option-names then causing overfull hbox.
22998 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23001 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
23003 * configure: Rebuilt.
23005 2008-03-04 Rafael Espíndola <espindola@google.com>
23007 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
23008 (tree_unary_nonnegative_warnv_p): New.
23009 (tree_binary_nonnegative_warnv_p): New.
23010 (tree_single_nonnegative_warnv_p): New.
23011 (tree_invalid_nonnegative_warnv_p): New.
23012 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
23014 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23017 * opts.c (handle_option): Postpone 'unknown option' errors only for
23020 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
23023 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
23026 2008-03-04 Rafael Espíndola <espindola@google.com>
23028 * fold-const.c (tree_unary_nonzero_warnv_p): New.
23029 (tree_binary_nonzero_warnv_p): New.
23030 (tree_single_nonzero_warnv_p): New.
23031 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
23033 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
23035 PR middle-end/35456
23036 * fold-const.c (fold_cond_expr_with_comparison): Prevent
23037 transformations for modes that have signed zeros.
23038 * ifcvt.c (noce_try_abs): Ditto.
23040 2008-03-04 Joseph Myers <joseph@codesourcery.com>
23042 * config/i386/i386.c (override_options): Force
23043 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
23045 2008-03-04 Jan Hubicka <jh@suse.cz>
23048 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
23051 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23053 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
23054 label to probe the stack.
23056 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23058 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
23059 (__gthr_win32_mutex_destroy): Declare.
23060 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
23061 __gthr_win32_mutex_destroy.
23062 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
23064 2008-03-03 Jan Hubicka <jh@suse.cz>
23067 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
23068 aggressive on inlining cold calls.
23070 2008-03-03 Richard Guenther <rguenther@suse.de>
23072 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
23073 struct copies into the expression table.
23074 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
23075 (try_to_simplify): Likewise.
23076 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
23077 integral and pointer arguments which do not change the
23078 precision to NOP_EXPRs.
23079 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
23080 VIEW_CONVERT_EXPR case.
23082 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
23084 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
23085 defined in a loop at depth 0 is invariant.
23086 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
23087 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
23088 be called at loop depth 0.
23090 2008-03-02 Jakub Jelinek <jakub@redhat.com>
23093 * gcc.c (process_command): Update copyright notice dates.
23094 * gcov.c (print_version): Likewise.
23095 * gcov-dump.c (print_version): Likewise.
23096 * mips-tfile.c (main): Likewise.
23097 * mips-tdump.c (main): Likewise.
23099 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23102 * c-common.c (flag_permissive): Delete.
23103 (constant_expression_warnings): Check flags first.
23104 (constant_expression_error): New.
23105 * c-common.h (flag_permissive): Delete.
23106 (constant_expression_error): Declare.
23107 * flags.h (flag_permissive): Declare. Update description.
23108 * diagnostic.c (pedwarn): Update.
23110 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
23111 (permissive_error_kind): New.
23112 * toplev.c (flag_permissive): Define. Update description.
23113 * toplev.h (permissive_error_kind): Declare.
23114 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
23115 (pedwarn_c90): Use pedantic_warning_kind.
23116 * c-opts.c (c_common_post_options): flag_permissive does not affect
23117 flag_pedantic_errors.
23119 2008-03-02 Joseph Myers <joseph@codesourcery.com>
23121 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
23122 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
23123 __absvsi2, __absvDI2): Use unsigned arithmetic.
23125 2008-03-02 Andi Kleen <ak@suse.de>
23126 Richard Guenther <rguenther@suse.de>
23128 * struct-equiv.c: Remove file.
23129 * cfg_cleanup.c (condjump_equiv_p): Remove.
23130 * Makefile.in (OBJS-common): Remove struct-equiv.o.
23131 (struct-equiv.o): Remove rule.
23132 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
23133 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
23134 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
23136 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23138 * ifcvt.c (noce_process_if_block): Try to handle only the then
23139 block if the else block exists but isn't suitable.
23141 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23144 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
23145 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
23146 regression from previous patch.
23148 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23151 * gthr.h: Add __gthread_mutex_destroy as a function that must be
23153 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
23154 * gthr-single.h (__gthread_mutex_destroy): Likewise.
23155 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
23156 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
23157 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
23158 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
23159 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
23160 (__gthread_mutex_destroy_function): Rename to
23161 __gthread_mutex_destroy.
23162 * gthr-dce.h (__gthread_mutex_destroy): Call
23163 pthread_mutex_destroy.
23164 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
23165 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
23166 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
23168 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23170 * df-scan.c (df_ref_chain_change_bb): Simplify.
23171 (df_insn_change_bb): Add new_bb argument. Simplify. Call
23172 set_block_for_insn if there's any change.
23173 * df.h ((df_insn_change_bb): Fix prototype.
23174 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
23175 df_insn_change_bb, don't call set_block_for_insn.
23176 * emit-rtl.c (reorder_insns): Likewise.
23177 * haifa-sched.c (move_insn): Likewise.
23179 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23181 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
23183 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23185 * tree-flow-inline.h (next_readonly_imm_use): Return
23186 NULL_USE_OPERAND_P after the end.
23188 2008-03-01 Richard Guenther <rguenther@suse.de>
23190 PR tree-optimization/35411
23191 * tree-sra.c (sra_build_assignment): Split conversion to
23192 final type to a separate statement if we are not assigning
23195 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23197 * fold-const.c (fold_convertible_p): Correct the logic to follow
23198 that in fold_convert().
23200 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
23203 * tree-inline.c (build_duplicate_type): When we make a
23204 duplicate type, make it unique in the canonical types system.
23206 2008-02-29 Tom Tromey <tromey@redhat.com>
23208 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
23209 input_file_stack_history, input_file_stack_restored): Remove.
23210 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23211 * input.h (struct file_stack): Remove.
23212 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23213 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
23215 * diagnostic.h (struct diagnostic_context) <last_module>: Change
23217 (diagnostic_last_module_changed): Add 'map' argument.
23218 (diagnostic_set_last_function): Likewise.
23219 * diagnostic.c (undiagnostic_report_current_module): Iterate using
23220 line map, not input_file_stack.
23221 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
23223 2008-02-29 Paul Brook <paul@codesourcery.com>
23225 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
23227 2008-02-29 Paul Brook <paul@codesourcery.com>
23229 * config/arm/ieee754-df.S (muldf3): Use RET macros.
23231 2008-02-29 Richard Guenther <rguenther@suse.de>
23233 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
23235 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
23236 value for comparing for a store match.
23237 (simplify_unary_expression): Do nothing for SSA_NAMEs.
23238 (try_to_simplify): Do not do a full-blown reference lookup.
23240 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23242 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
23243 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
23245 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
23247 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
23249 * tree-loop-linear.c (try_interchange_loops): Compare memory access
23250 strides against cache sizes.
23252 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23254 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
23257 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
23259 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
23260 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
23261 is smaller than the original promoted value.
23262 (simplify_subreg): If OP is a SUBREG, try to preserve its
23263 SUBREG_PROMOTED_VAR_P information.
23265 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
23267 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
23268 (VN_INFO_GET): Allocate new objects on the obstack.
23269 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
23270 for rpo_numbers_temp, for consistency.
23271 (free_scc_vn): Free the obstack.
23273 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
23275 * doc/invoke.texi: Document -ftree-loop-distribution.
23276 * tree-loop-distribution.c: New.
23277 * tree-pass.h (pass_loop_distribution): New.
23278 * graphds.h (struct graph): Add htab_t indices.
23279 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
23280 * tree-vectorizer.c (rename_variables_in_loop): Extern.
23281 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
23282 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
23283 * tree-data-ref.c (debug_data_dependence_relations): New.
23284 (dump_data_dependence_relation): Also print data references.
23285 (free_data_ref): Extern.
23286 (same_access_functions): Moved...
23287 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
23288 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23289 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
23290 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
23291 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
23292 (stmts_from_loop): Skip LABEL_EXPR.
23293 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
23295 (build_rdg): Initialize rdg->indices htab.
23296 (free_rdg, stores_from_loop, ref_base_address,
23297 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
23298 have_similar_memory_accesses_1, ref_base_address_1,
23299 remove_similar_memory_refs): New.
23300 * tree-data-ref.h: Depend on tree-chrec.h.
23301 (debug_data_dependence_relations, free_data_ref): Declared.
23302 (same_access_functions): ... here.
23303 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
23305 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
23306 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
23307 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
23308 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23309 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
23310 rdg_vertex_for_stmt): Declared.
23311 (struct rdg_edge): Add level.
23313 (free_rdg, stores_from_loop, remove_similar_memory_refs,
23314 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
23316 (rdg_has_similar_memory_accesses): New.
23317 * tree-vect-analyze.c: Remove unused static decls.
23318 * lambda.h (dependence_level): New.
23319 * common.opt (ftree-loop-distribution): New.
23320 * tree-flow.h (mark_virtual_ops_in_bb,
23321 slpeel_tree_duplicate_loop_to_edge_cfg,
23322 rename_variables_in_loop): Declared.
23323 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
23324 (OBJS-common): Add tree-loop-distribution.o.
23325 (tree-loop-distribution.o): New rule.
23326 * tree-cfg.c (mark_virtual_ops_in_bb): New.
23327 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
23328 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
23330 2008-02-28 Joseph Myers <joseph@codesourcery.com>
23333 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
23334 other than structures and unions.
23336 2008-02-28 Richard Guenther <rguenther@suse.de>
23339 2008-02-26 Richard Guenther <rguenther@suse.de>
23341 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23342 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23343 (lookup_decl_from_uid): Declare.
23344 (remove_decl_from_map): Likewise.
23345 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23346 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23347 (decl_for_uid_map): New global hashtable mapping DECL_UID
23349 (init_ttree): Allocate it.
23350 (insert_decl_to_uid_decl_map): New helper function.
23351 (make_node_stat): Insert new decls into the map.
23352 (copy_node_stat): Likewise.
23353 (lookup_decl_from_uid): New function.
23354 (remove_decl_from_map): Likewise.
23355 (print_decl_for_uid_map_statistics): New helper.
23356 (dump_tree_statistics): Call it.
23358 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23359 (referenced_var_iterator): Adjust.
23360 (FOR_EACH_REFERENCED_VAR): Adjust.
23361 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23362 (num_referenced_vars): Adjust.
23363 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23364 (first_referenced_var): Remove.
23365 (end_referenced_vars_p): Likewise.
23366 (next_referenced_var): Likewise.
23367 (referenced_var_iterator_set): New helper function.
23368 * tree-dfa.c (referenced_var_lookup): Adjust.
23369 (referenced_var_check_and_insert): Likewise.
23370 (remove_referenced_var): Likewise.
23371 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23372 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23373 (verify_call_clobbering): Likewise.
23374 (verify_memory_partitions): Likewise.
23375 (init_tree_ssa): Allocate bitmap instead of hashtable for
23377 (delete_tree_ssa): Adjust.
23378 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23379 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23380 (compute_tag_properties): Likewise.
23381 (set_initial_properties): Likewise.
23382 (find_partition_for): Likewise.
23383 (update_reference_counts): Likewise.
23384 (dump_may_aliases_for): Likewise.
23385 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23386 (add_call_clobber_ops): Likewise.
23387 (add_call_read_ops): Likewise.
23388 (get_asm_expr_operands): Likewise.
23389 * tree-into-ssa.c (dump_decl_set): Likewise.
23390 (update_ssa): Likewise.
23391 * tree-sra.c (scan_function): Likewise.
23392 (decide_instantiations): Likewise.
23393 (scalarize_parms): Likewise.
23394 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23395 (dsa_named_for): Likewise.
23396 * tree-ssa-structalias.c (update_alias_info): Likewise.
23397 (merge_smts_into): Likewise.
23399 2008-02-27 David Daney <ddaney@avtrex.com>
23402 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
23403 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
23404 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
23405 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
23406 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
23408 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
23411 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
23412 (BUILT_IN_NEXTTOWARD): Remove.
23413 (BUILT_IN_NEXTTOWARDF): Ditto.
23414 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
23415 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
23417 2008-02-27 Tom Tromey <tromey@redhat.com>
23419 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
23420 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
23422 2008-02-27 Jan Beulich <jbeulich@novell.com>
23424 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
23425 update the respective field on newdecl.
23427 2008-02-27 Revital Eres <eres@il.ibm.com>
23429 PR rtl-optimization/34999
23430 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
23431 crossing edges that ends with a call insn.
23432 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
23433 call insn and clear the EDGE_CROSSING flag of the crossing edge
23434 when fixing fallthru edges.
23436 2008-02-27 Richard Guenther <rguenther@suse.de>
23438 PR middle-end/35390
23439 * fold-const.c (fold_unary): Return the correct argument,
23440 converted to the result type.
23442 2008-02-27 Richard Guenther <rguenther@suse.de>
23444 PR middle-end/34971
23445 * expr.c (expand_expr_real_1): Assert on rotates that operate
23447 * fold-const.c (fold_binary): Use the types precision, not the
23448 bitsize of the mode if folding rotate expressions. Build rotates
23449 only for full modes.
23451 2008-02-27 Jakub Jelinek <jakub@redhat.com>
23453 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
23454 and CPP_PRAGMA_EOL.
23455 * c-pragma.c (pragma_ns_name): New typedef.
23456 (registered_pp_pragmas): New variable.
23457 (c_pp_lookup_pragma): New function.
23458 (c_register_pragma_1): If flag_preprocess_only, do nothing
23459 for non-expanded pragmas, for expanded ones push pragma's
23460 namespace and name into registered_pp_pragmas vector.
23461 (c_invoke_pragma_handler): Register OpenMP pragmas even when
23462 flag_preprocess_only, don't register GCC pch_preprocess
23463 pragma if flag_preprocess_only.
23464 * c-opts.c (c_common_init): Call init_pragma even if
23465 flag_preprocess_only.
23466 * c-pragma.c (c_pp_lookup_pragma): New prototype.
23467 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
23468 cpp_register_pragma if flag_preprocess_only.
23470 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23473 * c-parser.c (c_parser_translation_unit): Warn for empty
23474 translation unit, not empty source file.
23476 2008-02-26 Paul Brook <paul@codesourcery.com>
23478 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
23479 operand for Thumb-2.
23480 * config/arm/arm.h (reg_class): Add CORE_REGS.
23481 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
23482 (BASE_REG_CLASS): Use CORE_REGS.
23483 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
23484 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
23485 (REGNO_OK_FOR_INDEX_P): Exclude SP.
23486 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
23487 ARM_REGNO_OK_FOR_INDEX_P.
23488 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
23489 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
23490 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
23491 (ldm/stm peepholes): Ditto.
23492 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
23493 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
23494 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
23495 * config/arm/constraints.md: Enable "k" constraint on ARM.
23497 2008-02-27 Ben Elliston <bje@au.ibm.com>
23499 * config/rs6000/rs6000.c: Annotate cache line size field in all
23500 instances of struct processor_costs.
23502 2008-02-26 David Edelsohn <edelsohn@gnu.org>
23504 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
23505 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
23506 jump_bypass): New counters.
23507 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
23508 * dce.c (gate_ud_dce): Same.
23509 (gate_fast_dce): Same.
23510 * dse.c (gate_dse1): New function.
23511 (gate_dse2): New function.
23512 (gate_dse): Merge results of new gate functions.
23513 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
23514 (gate_handle_jump_bypass): Add dbg_cnt.
23515 (gate_handle_gcse): Add dbg_cnt.
23516 * ifcvt.c (gate_handle_if_conversion): Same.
23517 (gate_handle_if_after_combine): Same.
23518 (gate_handle_if_after_reload): Same.
23519 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
23521 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
23523 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
23525 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
23527 2008-02-26 Jason Merrill <jason@redhat.com>
23530 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
23531 alone if it's the naming decl for the type's main variant.
23533 2008-02-26 Tom Tromey <tromey@redhat.com>
23535 * system.h (USE_MAPPED_LOCATION): Poison.
23536 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
23537 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
23538 (make_goto_expr_edges): Likewise.
23539 (remove_bb): Likewise.
23540 (execute_warn_function_return): Likewise.
23541 * basic-block.h (struct edge_def) <goto_locus>: Change type to
23543 * c-common.c (fname_decl): Remove old location code.
23544 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
23546 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
23548 (ASM_INPUT_SOURCE_LOCATION): Likewise.
23549 (gen_rtx_ASM_INPUT): Likewise.
23550 (gen_rtx_ASM_INPUT_loc): Likewise.
23551 (get_rtx_asm_OPERANDS): Remove.
23552 * cfglayout.c (insn_locators_alloc): Remove old location code.
23553 (set_curr_insn_source_location): Likewise.
23554 (curr_insn_locator): Likewise.
23555 * print-tree.c (print_node): Remove old location code.
23556 * tree-mudflap.c (mf_varname_tree): Remove old location code.
23557 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
23558 * cfgexpand.c (expand_gimple_cond_expr): Don't use
23559 location_from_locus.
23560 (construct_exit_block): Remove old location code.
23561 * emit-rtl.c (force_next_line_note): Remove old location code.
23562 * profile.c (branch_prob): Remove old location code.
23563 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
23564 LOC_LINE): Remove old-location variants.
23565 * langhooks.c (lhd_print_error_function): Remove old location
23567 * configure, config.in: Rebuilt.
23568 * configure.ac (--enable-mapped-location): Remove.
23569 * c-decl.c (c_init_decl_processing): Remove old location code.
23570 (finish_function): Likewise.
23571 * recog.c (decode_asm_operands): Remove old location code.
23572 * c-pch.c (c_common_read_pch): Remove old location code.
23573 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
23575 * gimple-low.c (lower_function_body): Remove old location code.
23576 * toplev.c (unknown_location): Remove.
23577 (push_srcloc): Remove old-location variant.
23578 (process_options): Remove old location code.
23579 (lang_dependent_init): Likewise.
23580 * input.h (UNKNOWN_LOCATION): Move definition.
23581 (location_t): Undeprecate.
23582 (source_locus): Remove.
23583 (location_from_locus): Remove.
23584 (struct location_s): Remove.
23585 Remove all old-location code.
23586 (input_line, input_filename): Remove.
23587 * final.c (final_scan_insn): Remove old location code.
23588 * diagnostic.c (diagnostic_build_prefix): Remove
23589 USE_MAPPED_LOCATION test.
23590 * tree.h (gimple_stmt) <locus>: Now a location_t.
23591 (tree_exp) <locus>: Likewise.
23592 (DECL_IS_BUILTIN): Remove old-location variant.
23593 (annotate_with_file_line, annotate_with_locus): Likewise.
23594 (expr_locus, set_expr_locus): Update.
23595 * tree.c (build1_stat): Remove old location code.
23596 (last_annotated_node): Remove.
23597 (annotate_with_file_line): Remove old-location variant.
23598 (annotate_with_locus): Likewise.
23599 (expr_location): Remove old location code.
23600 (set_expr_location): Likewise.
23601 (expr_has_location): Likewise.
23602 (expr_locus): Likewise.
23603 (set_expr_locus): Likewise.
23604 (expr_filename): Don't use location_from_locus.
23605 (expr_lineno): Likewise.
23606 * rtl-error.c (location_for_asm): Remove old location code.
23607 * c-lex.c (cb_line_change): Remove old location code.
23608 (fe_file_change): Likewise.
23609 (cb_def_pragma): Likewise.
23610 (c_lex_with_flags): Likewise.
23611 * gengtype.c (do_typedef): Don't special-case location types.
23612 (define_location_structures): Remove.
23613 (main): Don't call define_location_structures.
23614 * tree-pretty-print.c (dump_implicit_edges): Remove old location
23617 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23620 * builtins.def (BUILT_IN_STDARG_START): Remove.
23621 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
23622 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
23623 * tree-inline.c (inline_forbidden_p_1): Likewise.
23625 2008-02-26 Richard Guenther <rguenther@suse.de>
23627 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23628 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23629 (lookup_decl_from_uid): Declare.
23630 (remove_decl_from_map): Likewise.
23631 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23632 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23633 (decl_for_uid_map): New global hashtable mapping DECL_UID
23635 (init_ttree): Allocate it.
23636 (insert_decl_to_uid_decl_map): New helper function.
23637 (make_node_stat): Insert new decls into the map.
23638 (copy_node_stat): Likewise.
23639 (lookup_decl_from_uid): New function.
23640 (remove_decl_from_map): Likewise.
23641 (print_decl_for_uid_map_statistics): New helper.
23642 (dump_tree_statistics): Call it.
23644 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23645 (referenced_var_iterator): Adjust.
23646 (FOR_EACH_REFERENCED_VAR): Adjust.
23647 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23648 (num_referenced_vars): Adjust.
23649 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23650 (first_referenced_var): Remove.
23651 (end_referenced_vars_p): Likewise.
23652 (next_referenced_var): Likewise.
23653 (referenced_var_iterator_set): New helper function.
23654 * tree-dfa.c (referenced_var_lookup): Adjust.
23655 (referenced_var_check_and_insert): Likewise.
23656 (remove_referenced_var): Likewise.
23657 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23658 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23659 (verify_call_clobbering): Likewise.
23660 (verify_memory_partitions): Likewise.
23661 (init_tree_ssa): Allocate bitmap instead of hashtable for
23663 (delete_tree_ssa): Adjust.
23664 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23665 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23666 (compute_tag_properties): Likewise.
23667 (set_initial_properties): Likewise.
23668 (find_partition_for): Likewise.
23669 (update_reference_counts): Likewise.
23670 (dump_may_aliases_for): Likewise.
23671 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23672 (add_call_clobber_ops): Likewise.
23673 (add_call_read_ops): Likewise.
23674 (get_asm_expr_operands): Likewise.
23675 * tree-into-ssa.c (dump_decl_set): Likewise.
23676 (update_ssa): Likewise.
23677 * tree-sra.c (scan_function): Likewise.
23678 (decide_instantiations): Likewise.
23679 (scalarize_parms): Likewise.
23680 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23681 (dsa_named_for): Likewise.
23682 * tree-ssa-structalias.c (update_alias_info): Likewise.
23683 (merge_smts_into): Likewise.
23685 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23688 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
23689 * c-opts.c (c_common_handle_option): Wall enables
23690 Wvolatile-register-var.
23691 * common.opt: Move Wvolatile-register-var to...
23694 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23696 * common.opt (Wlarger-than=): New.
23697 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
23699 * opts.c (common_handle_option): Handle -Wlarger-than=.
23700 * optc-gen.awk: Likewise.
23701 * opth-gen.awk: Likewise.
23702 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
23703 * tree-optimize.c (tree_rest_of_compilation): Likewise.
23705 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23707 * c-common.c (match_case_to_enum_1): Add appropriate
23708 OPT_W* parameter to warning.
23709 (c_do_switch_warnings): Likewise.
23710 * c-typeck.c (warning_init): Add one more parameter following
23711 'warning' function.
23712 (push_init_level): Update call to warning_init.
23713 (pop_init_level): Likewise.
23714 (add_pending_init): Likewise.
23715 (output_init_element: Likewise.
23717 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23720 * toplev.c (toplev_main): If there are warnings or error, print
23721 errors for ignored options.
23722 * opts.c (ignored_options): New static variable.
23723 (postpone_unknown_option_error): New.
23724 (print_ignored_options): New.
23725 (handle_option): Postpone errors for unknown -Wno-* options.
23726 * opts.h (print_ignored_options): Declare.
23728 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
23730 * config/mips/mips.md (loadgp_blockage, blockage): Change type
23733 2008-02-25 Richard Guenther <rguenther@suse.de>
23736 2008-02-25 Richard Guenther <rguenther@suse.de>
23738 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23739 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23740 (lookup_decl_from_uid): Declare.
23741 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23742 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23743 (decl_for_uid_map): New global hashtable mapping DECL_UID
23745 (init_ttree): Allocate it.
23746 (insert_decl_to_uid_decl_map): New helper function.
23747 (make_node_stat): Insert new decls into the map.
23748 (copy_node_stat): Likewise.
23749 (lookup_decl_from_uid): New function.
23750 (print_decl_for_uid_map_statistics): New helper.
23751 (dump_tree_statistics): Call it.
23753 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23754 (referenced_var_iterator): Adjust.
23755 (FOR_EACH_REFERENCED_VAR): Adjust.
23756 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23757 (num_referenced_vars): Adjust.
23758 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23759 (first_referenced_var): Remove.
23760 (end_referenced_vars_p): Likewise.
23761 (next_referenced_var): Likewise.
23762 (referenced_var_iterator_set): New helper function.
23763 * tree-dfa.c (referenced_var_lookup): Adjust.
23764 (referenced_var_check_and_insert): Likewise.
23765 (remove_referenced_var): Likewise.
23766 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23767 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23768 (verify_call_clobbering): Likewise.
23769 (verify_memory_partitions): Likewise.
23770 (init_tree_ssa): Allocate bitmap instead of hashtable for
23772 (delete_tree_ssa): Adjust.
23773 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23774 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23775 (compute_tag_properties): Likewise.
23776 (set_initial_properties): Likewise.
23777 (find_partition_for): Likewise.
23778 (update_reference_counts): Likewise.
23779 (dump_may_aliases_for): Likewise.
23780 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23781 (add_call_clobber_ops): Likewise.
23782 (add_call_read_ops): Likewise.
23783 (get_asm_expr_operands): Likewise.
23784 * tree-into-ssa.c (dump_decl_set): Likewise.
23785 (update_ssa): Likewise.
23786 * tree-sra.c (scan_function): Likewise.
23787 (decide_instantiations): Likewise.
23788 (scalarize_parms): Likewise.
23789 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23790 (dsa_named_for): Likewise.
23791 * tree-ssa-structalias.c (update_alias_info): Likewise.
23792 (merge_smts_into): Likewise.
23794 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23797 * doc/invoke.texi (-fcx-limited-range): Document new option.
23798 * toplev.c (process_options): Handle -fcx-fortran-rules.
23799 * common.opt: Add documentation for -fcx-fortran-rules.
23801 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23804 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
23805 actual behaviour and C99.
23807 2008-02-26 Ben Elliston <bje@au.ibm.com>
23809 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
23810 (ASM_CPU_POWER6_SPEC): Likewise.
23811 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
23812 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
23813 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
23815 2008-02-25 Richard Guenther <rguenther@suse.de>
23817 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23818 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23819 (lookup_decl_from_uid): Declare.
23820 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23821 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23822 (decl_for_uid_map): New global hashtable mapping DECL_UID
23824 (init_ttree): Allocate it.
23825 (insert_decl_to_uid_decl_map): New helper function.
23826 (make_node_stat): Insert new decls into the map.
23827 (copy_node_stat): Likewise.
23828 (lookup_decl_from_uid): New function.
23829 (print_decl_for_uid_map_statistics): New helper.
23830 (dump_tree_statistics): Call it.
23832 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23833 (referenced_var_iterator): Adjust.
23834 (FOR_EACH_REFERENCED_VAR): Adjust.
23835 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23836 (num_referenced_vars): Adjust.
23837 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23838 (first_referenced_var): Remove.
23839 (end_referenced_vars_p): Likewise.
23840 (next_referenced_var): Likewise.
23841 (referenced_var_iterator_set): New helper function.
23842 * tree-dfa.c (referenced_var_lookup): Adjust.
23843 (referenced_var_check_and_insert): Likewise.
23844 (remove_referenced_var): Likewise.
23845 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23846 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23847 (verify_call_clobbering): Likewise.
23848 (verify_memory_partitions): Likewise.
23849 (init_tree_ssa): Allocate bitmap instead of hashtable for
23851 (delete_tree_ssa): Adjust.
23852 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23853 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23854 (compute_tag_properties): Likewise.
23855 (set_initial_properties): Likewise.
23856 (find_partition_for): Likewise.
23857 (update_reference_counts): Likewise.
23858 (dump_may_aliases_for): Likewise.
23859 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23860 (add_call_clobber_ops): Likewise.
23861 (add_call_read_ops): Likewise.
23862 (get_asm_expr_operands): Likewise.
23863 * tree-into-ssa.c (dump_decl_set): Likewise.
23864 (update_ssa): Likewise.
23865 * tree-sra.c (scan_function): Likewise.
23866 (decide_instantiations): Likewise.
23867 (scalarize_parms): Likewise.
23868 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23869 (dsa_named_for): Likewise.
23870 * tree-ssa-structalias.c (update_alias_info): Likewise.
23871 (merge_smts_into): Likewise.
23873 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
23876 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
23877 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
23878 * alias.h (nonoverlapping_memrefs_p): Likewise.
23880 2008-02-25 Jan Beulich <jbeulich@novell.com>
23882 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
23883 * config/i386/netware-libgcc.exp: Add __bswap?i2,
23884 __emultls_get_address, __emultls_register_common,
23885 __floatundi?f, and _Unwind_GetIPInfo.
23886 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
23887 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
23888 (gen_regparm_prefix): Likewise.
23889 (i386_nlm_encode_section_info): Sync with
23890 config/i386/winnt.c:i386_pe_encode_section_info().
23891 (i386_nlm_maybe_mangle_decl_assembler_name): New.
23892 i386_nlm_mangle_decl_assembler_name): New.
23893 (netware_override_options): New.
23894 * config/i386/netware.h (netware_override_options): Declare.
23895 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
23896 (i386_nlm_mangle_decl_assembler_name): Declare.
23897 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
23899 2008-02-25 Ben Elliston <bje@au.ibm.com>
23902 * c-decl.c (grokdeclarator): Remove unused local variables
23903 `typedef_type' and `type_as_written'.
23905 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
23906 unused local variable `has_hot_blocks'.
23907 (fix_crossing_conditional_branches): Remove unused local variable
23910 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
23912 PR middle-end/19984
23913 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
23914 using DEF_C99_BUILTIN.
23915 (BUILT_IN_NANF): Ditto.
23916 (BUILT_IN_NANL): Ditto.
23918 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
23919 Revital Eres <eres@il.ibm.com>
23921 * modulo-sched.c (calculate_must_precede_follow): Address TODO
23922 regarding the order of two dependent insns in the same row.
23924 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
23926 * stor-layout.c (layout_decl): Do not bump the alignment of a
23927 bit-field to more than byte alignment if it is packed.
23929 2008-02-24 David Edelsohn <edelsohn@gnu.org>
23931 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
23934 2008-02-24 Diego Novillo <dnovillo@google.com>
23936 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
23939 * tree-vrp.c (vrp_evaluate_conditional): With
23940 -Wtype-limits, emit a warning when comparing against a
23941 constant outside the natural range of OP0's type.
23942 * c.opt (Wtype-limits): Move ...
23943 * common.opt (Wtype-limits): ... here.
23945 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
23947 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
23948 * config/rs6000/e300c2c3.md: New file.
23949 * config/rs6000/rs6000.c (processor_costs): Add new costs for
23951 (rs6000_override_options): Add e300c2 and e300c3 cases to
23952 processor_target_table. Do not allow usage of Altivec or Spe
23953 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
23954 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
23955 * config/rs6000/rs6000.h (processor_type): Add
23956 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
23957 (ASM_CPU_SPEC): Add e300c2 and e300c3.
23958 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
23959 and ppce300c3. Include e300c2c3.md.
23961 2008-02-23 David Edelsohn <edelsohn@gnu.org>
23963 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
23964 instead of TARGET_STRICT_ALIGN.
23966 2008-02-23 Joseph Myers <joseph@codesourcery.com>
23968 * explow.c (memory_address): Assert that the generated address is
23971 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23974 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
23975 * config/darwin-ppc-ldouble-patch.def: New file.
23976 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
23977 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
23978 SUBTARGET_INIT_BUILTINS if defined.
23979 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
23982 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23985 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
23986 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
23988 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23991 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
23992 file" warning condtional on -Winvalid-PCH.
23994 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
23996 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
23998 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
24002 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
24003 prevent reload from using MMX registers.
24004 (*mov<mode>_internal): Ditto.
24005 (*movv2sf_internal_rex64): Ditto.
24006 (*movv2sf_internal): Ditto.
24008 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24010 PR documentation/31569
24011 * doc/install.texi2html: Use makeinfo --no-number-sections.
24013 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24015 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
24016 ensure that we can address an entire entity > 8 bytes. Don't
24017 generate reg+reg addressing for such data.
24019 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24021 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
24022 strings when optimizing for size, unless the target cares about
24025 2008-02-22 Tom Tromey <tromey@redhat.com>
24027 * regclass.c (current_pass): Remove declaration.
24029 2008-02-22 Anatoly Sokolov <aesok@post.ru>
24031 * config/avr/libgcc.S (__RAMPZ__): Define.
24032 (__do_copy_data): Add for devices with 128KB code memory.
24034 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24036 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24038 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
24040 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
24042 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
24045 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24048 * c-typeck.c (build_binary_op): Warn about floating point
24049 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
24051 2008-02-21 Janis Johnson <janis187@us.ibm.com>
24054 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
24055 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
24057 (rs6000_override_options): Set altivec_abi as default, not override,
24058 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
24059 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
24060 is used; use new member spe_abi.
24061 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
24062 spe_abi and altivec_abi.
24064 2008-02-22 Tomas Bily <tbily@suse.cz>
24066 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
24068 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24071 * config.build (build_file_translate): Set to `CMD //c' only if
24073 * Makefile.in (build_file_translate): Improve comment.
24075 2008-02-21 Jan Hubicka <jh@suse.cz>
24077 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
24078 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
24079 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
24081 2008-02-21 Michael Matz <matz@suse.de>
24084 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
24086 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
24088 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
24089 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
24090 as insn constraint.
24091 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
24092 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
24093 SSE_VEC_FLOAT_MODE_P as insn constraint.
24094 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
24095 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
24096 sse4a_movntdf using MODEF mode iterator.
24097 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
24098 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
24099 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
24100 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
24101 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
24102 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
24103 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
24105 2008-02-21 Richard Guenther <rguenther@suse.de>
24107 * tree.def (PAREN_EXPR): New tree code.
24108 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
24110 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
24111 * expr.c (expand_expr_real_1): Likewise.
24112 * tree-inline.c (estimate_num_insns_1): Likewise.
24113 * tree-complex.c (expand_complex_move): Likewise.
24114 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
24117 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
24120 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
24122 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
24125 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
24127 * config/sh/sh.c (find_barrier): Don't go past
24128 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
24130 2008-02-20 DJ Delorie <dj@redhat.com>
24132 * config/h8300/h8300.md (insv): Force source operand to be a register.
24134 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
24135 as a jump, not as a plain insn.
24137 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
24139 * doc/invoke.texi (Warning Options): Add new option
24140 -Wframe-larger-than=.
24141 (-Wframe-larger-than): Document.
24143 * flags.h (warn_frame_larger_than, frame_larger_than_size):
24144 Add declarations for new option variables.
24146 * final.c (final_start_function): Check the frame size
24147 before emission and issue a Wframe-larger-than warning.
24149 * opts.c (warn_frame_larger_than, frame_larger_than_size):
24150 Add definitions for new option variables.
24151 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
24153 * common.opt (Wframe-larger-than=): New option.
24155 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24157 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
24158 (<sse>_div<mode>3): Ditto.
24159 (<sse>_vmdiv<mode>3): Ditto.
24160 (<sse>_vmsqrt<mode>2): Ditto.
24161 (*smax<mode>3): Ditto.
24162 (sse5_frcz<mode>2): Ditto.
24163 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
24164 as insn constraint.
24166 2008-02-20 Richard Guenther <rguenther@suse.de>
24168 PR middle-end/35265
24169 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
24170 be happy with INTEGRAL_TYPE_P.
24172 2008-02-20 Richard Guenther <rguenther@suse.de>
24174 * fold-const.c (split_tree): Associate floatig-point expressions
24175 if flag_associative_math is set.
24177 2008-02-20 Richard Guenther <rguenther@suse.de>
24179 * tree.h (fold_real_zero_addition_p): Declare.
24180 * fold-const.c (fold_real_zero_addition_p): Export.
24181 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
24182 floating-point operations with zero and one.
24184 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
24186 * doc/install.texi: Correct references to CFLAGS, replacing them
24187 with BOOT_CFLAGS. Document flags used during bootstrap for
24190 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24192 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
24193 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
24194 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
24196 (smin<mode>3): Ditto from similar patterns.
24197 (smax<mode>3): Ditto.
24198 (*ieee_smin<mode>3): Ditto.
24199 (*ieee_smax<mode>3): Ditto.
24200 * config/i386/sse.md (sse): New mode attribute.
24201 (mov<mode>): Macroize expander from movv4sf and movv2df using
24202 SSEMODEF2P mode iterator.
24203 (<sse>_movnt<mode>): Ditto from similar patterns. Use
24204 SSE_VEC_FLOAT_MODE_P as insn constraint.
24205 (storent<mode>): Ditto.
24206 (storent<mode>): Macroize expander from storentsf and storentdf using
24207 MODEF mode iterator.
24208 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
24209 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
24210 (abs<mode>2): Ditto from similar patterns.
24211 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
24212 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
24213 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
24214 (<sse>_vmsqrt<mode>2): Ditto.
24215 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
24216 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
24217 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
24218 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
24219 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
24220 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
24221 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
24223 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
24224 iterator and SSE_FLOAT_MODE_P as insn constraint.
24225 (<sse>_ucomi): Ditto from similar patterns.
24226 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
24227 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
24228 SSE_VEC_FLOAT_MODE_P as insn constraint.
24229 (vcond<mode>): Ditto from similar patterns.
24230 (and<mode>3, *and<mode>3): Ditto.
24231 (<sse>_nand<mode>3): Ditto.
24232 (ior<mode>3, *ior<mode>3): Ditto.
24233 (xor<mode>3, *xor<mode>3): Ditto.
24234 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
24235 iterator and SSE_FLOAT_MODE_P as insn constraint.
24236 (*nand<mode>3): Ditto from similar patterns.
24237 (*ior<mode>3): Ditto.
24238 (*xor<mode>3): Ditto.
24240 2008-02-20 Ira Rosen <irar@il.ibm.com>
24242 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
24243 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
24244 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
24246 2008-02-19 Jan Hubicka <jh@suse.cz>
24248 * predict.c (tree_bb_level_predictions): Remove variable next
24249 mistakely introduced by previous commit.
24251 2008-02-19 Jan Hubicka <jh@suse.cz>
24253 * predict.c (predict_paths_leading_to): Rewrite.
24254 (predict_paths_for_bb): New.
24255 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
24257 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24260 * Makefile.in (build_file_translate): New.
24261 (gcc-vers.texi): Use it for translating $(abs_srcdir).
24262 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
24263 * configure.ac (build_file_translate): Substitute it.
24264 * configure: Regenerate.
24266 2008-02-19 Jan Hubicka <jh@suse.cz>
24268 PR rtl-optimization/34408
24269 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
24272 2008-02-19 Jan Hubicka <jh@suse.cz>
24274 PR middle-end/28779
24275 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
24278 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
24281 * config/i386/i386-modes.def: Revert the last DI alignment
24282 change until Ada people can look into it.
24284 2008-02-19 Nick Clifton <nickc@redhat.com>
24286 * opts.c (print_specific_help): Fix typo in --help text.
24288 2008-02-19 Jakub Jelinek <jakub@redhat.com>
24291 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
24292 32-bit inline asm without asm alternatives for host GCC < 3.0.
24294 2008-02-19 Richard Guenther <rguenther@suse.de>
24296 PR tree-optimization/34989
24297 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
24298 Allow propagation to INDIRECT_REF if we can simplify only.
24300 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24302 * c-common.c (warn_for_collisions_1): Use appropriate option when
24305 2008-02-19 Nick Clifton <nickc@redhat.com>
24308 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
24309 (handle_options): Fix indentation.
24310 (print_filtered_help): If no language-specific options were
24311 displayed tell the user how to list all the options supported by
24312 the language's front-end.
24313 (print_specific_help): Fix indentation and remove duplicate line.
24314 (common_handle_option): Handle the -v option.
24315 For --help enable the display of undocumented options if the -v
24316 switch has been included on the command line.
24317 For --help= check for overlaps in the arguments between the option
24318 classes and the language names and issue a warning when they
24319 cannot be disambiguated.
24320 * c.opt (v): Pass on to the common option handler.
24322 2008-02-19 Revital Eres <eres@il.ibm.com>
24324 * modulo-sched.c (sms_schedule): Change dump message when
24325 create_ddg function fails.
24326 (try_scheduling_node_in_cycle): Rename row to cycle.
24327 (print_partial_schedule): Rename CYCLE to ROW.
24329 2008-02-19 Christian Bruel <christian.bruel@st.com>
24330 Zdenek Dvorak <ook@ucw.cz>
24332 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
24334 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24337 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
24338 (*x86_movdicc_0_m1_se): Ditto.
24340 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24342 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
24343 (CMPtype): Define as __gcc_CMPtype.
24344 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
24345 (CMPtype): Define as __gcc_CMPtype.
24347 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
24349 Support valgrind 3.3 for --enable-checking=valgrind.
24350 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
24352 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
24353 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
24354 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
24355 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
24356 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
24357 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
24358 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
24360 * ggc-zone.c: Similar.
24361 * ggc-page.c: Similar.
24363 2008-02-19 Paul Brook <paul@codesourcery.com>
24366 * config/arm/ieee754-df.S: Fix do_it typo.
24367 * config/arm/ieee754-sf.S: Fix do_it typo.
24369 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24372 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
24373 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
24374 (OPTION_MASK_ISA_SSE_SET): Likewise.
24375 (OPTION_MASK_ISA_SSE2_SET): Likewise.
24376 (OPTION_MASK_ISA_SSE3_SET): Likewise.
24377 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
24378 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
24379 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
24380 (OPTION_MASK_ISA_SSE4_SET): Likewise.
24381 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
24382 (OPTION_MASK_ISA_SSE5_SET): Likewise.
24383 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
24384 (OPTION_MASK_ISA_MMX_UNSET): Updated.
24385 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
24386 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
24387 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
24388 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
24389 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
24390 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
24391 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
24392 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
24393 (OPTION_MASK_ISA_SSE4): Removed.
24394 (ix86_handle_option): Turn on bits in ix86_isa_flags and
24395 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
24396 (override_options): Don't turn on implied SSE/MMX bits in
24399 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24401 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24404 2008-02-18 Joey Ye <joey.ye@intel.com>
24406 PR middle-end/34921
24407 * tree-nested.c (insert_field_into_struct): Set type alignment
24408 to field alignment if the former is less than the latter.
24410 2008-02-18 Jakub Jelinek <jakub@redhat.com>
24412 * BASE-VER: Set to 4.4.0.
24414 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24416 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
24417 * doc/cfg.texi: Likewise.
24418 * doc/extend.texi: Likewise.
24419 * doc/gty.texi: Likewise.
24420 * doc/invoke.texi: Likewise.
24421 * doc/loop.texi: Likewise.
24422 * doc/md.texi: Likewise.
24423 * doc/passes.texi: Likewise.
24424 * doc/rtl.texi: Likewise.
24425 * doc/sourcebuild.texi: Likewise.
24426 * doc/tm.texi: Likewise.
24427 * doc/tree-ssa.texi: Likewise.
24429 2008-02-17 Richard Guenther <rguenther@suse.de>
24431 PR middle-end/35227
24432 * tree-complex.c (init_parameter_lattice_values): Handle parameters
24433 without default definition.
24435 2008-02-17 Richard Guenther <rguenther@suse.de>
24437 PR tree-optimization/35231
24438 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
24441 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
24444 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24445 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24446 libgcc_cmp_return mode.
24448 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24451 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
24453 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
24455 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
24458 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24460 * doc/c-tree.texi: Use `@.' where appropriate.
24461 * doc/extend.texi: Likewise.
24462 * doc/install.texi: Likewise.
24463 * doc/invoke.texi: Likewise.
24464 * doc/loop.texi: Likewise.
24465 * doc/makefile.texi: Likewise.
24466 * doc/md.texi: Likewise.
24467 * doc/passes.texi: Likewise.
24468 * doc/standards.texi: Likewise.
24469 * doc/tm.texi: Likewise.
24471 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24473 PR middle-end/35196
24474 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
24476 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
24477 rather than in entry_bb.
24479 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24481 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24482 libgcc_cmp_return mode.
24484 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24486 PR middle-end/35130
24487 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
24488 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
24490 2008-02-15 Richard Guenther <rguenther@suse.de>
24491 Zdenek Dvorak <ook@ucw.cz>
24493 PR tree-optimization/35164
24494 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
24495 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
24496 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24497 Only propagate addresses which do not have abnormal SSA_NAMEs
24500 2008-02-15 Joseph Myers <joseph@codesourcery.com>
24503 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
24505 2008-02-15 Jan Hubicka <jh@suse.cz>
24507 PR middle-end/35149
24508 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
24510 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24512 PR middle-end/34621
24513 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
24514 when calculating alignment_pad.
24516 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24518 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
24519 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
24520 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
24521 and STACK_BOUNDARY define.
24523 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
24525 PR preprocessor/35061
24526 * c-pragma.c (handle_pragma_pop_macro): Check that
24527 pushed_macro_table has been allocated.
24529 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
24531 PR middle-end/35136
24532 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
24533 (force_gimple_operand): Likewise.
24534 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
24535 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
24536 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
24537 (find_interesting_uses_address): Check addressability and alignment
24538 of the base expression only after substituting bases of IVs into it.
24540 2008-02-14 Michael Matz <matz@suse.de>
24543 * function.c (instantiate_virtual_regs_in_insn): Reload address
24544 before falling back to reloading the whole operand.
24546 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
24548 * config/s390/s390.c (s390_mainpool_start): Emit the pool
24549 before the first section switch note.
24551 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24553 * doc/bugreport.texi: Update copyright years.
24554 * doc/c-tree.texi: Likewise.
24555 * doc/cfg.texi: Likewise.
24556 * doc/cpp.texi: Likewise.
24557 * doc/cppinternals.texi: Likewise.
24558 * doc/fragments.texi: Likewise.
24559 * doc/frontends.texi: Likewise.
24560 * doc/gcc.texi: Likewise.
24561 * doc/gty.texi: Likewise.
24562 * doc/hostconfig.texi: Likewise.
24563 * doc/implement-c.texi: Likewise.
24564 * doc/libgcc.texi: Likewise.
24565 * doc/loop.texi: Likewise.
24566 * doc/makefile.texi: Likewise.
24567 * doc/options.texi: Likewise.
24568 * doc/passes.texi: Likewise.
24569 * doc/rtl.texi: Likewise.
24570 * doc/sourcebuild.texi: Likewise.
24571 * doc/standards.texi: Likewise.
24572 * doc/tree-ssa.texi: Likewise.
24573 * doc/trouble.texi: Likewise.
24575 * doc/extend.texi: Use @: or add comma where appropriate.
24576 * doc/invoke.texi: Likewise.
24577 * doc/tm.texi: Likewise.
24579 2008-02-14 Alan Modra <amodra@bigpond.net.au>
24582 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
24585 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
24587 * doc/md.texi (clz, ctz): Add reference.
24588 * doc/rtl.texi (clz, ctz): Likewise.
24590 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24593 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
24596 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
24598 * config/s390/s390.c (struct constant_pool): New field
24599 emit_pool_after added.
24600 (s390_mainpool_start): Set the emit_pool_after flag according
24601 to the section switch notes.
24602 (s390_mainpool_finish): Consider emit_pool_after when emitting
24603 the literal pool at the end of the function.
24604 (s390_chunkify_start): Force literal pool splits at section
24607 2008-02-13 Michael Matz <matz@suse.de>
24610 * var-tracking.c (clobber_variable_part): Correctly traverse the
24613 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24616 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
24617 Add -fdump-ipa-inline.
24618 * tree-dump.c (dump_files): Remove tree-inlined dump.
24619 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
24621 2008-02-12 Richard Guenther <rguenther@suse.de>
24623 PR tree-optimization/35171
24624 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
24627 2008-02-12 Richard Guenther <rguenther@suse.de>
24629 PR middle-end/35163
24630 * fold-const.c (fold_widened_comparison): Use get_unwidened in
24631 value-preserving mode. Disallow final truncation.
24633 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
24635 PR middle-end/35136
24636 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
24637 code from here to...
24638 (force_gimple_operand): ...here.
24640 2008-02-12 Jakub Jelinek <jakub@redhat.com>
24643 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
24644 non-compatible pointers.
24645 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
24646 different FIELD_DECLs, try harder by comparing field offsets, sizes
24649 PR inline-asm/35160
24650 * function.c (match_asm_constraints_1): Don't replace the same input
24653 2008-02-12 Anatoly Sokolov <aesok@post.ru>
24655 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
24656 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
24657 (expand_epilogue): Restore RAMPZ register.
24658 * config/avr/avr.md (RAMPZ_ADDR): New constant.
24660 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
24662 * config/i386/cygwin.asm: (__alloca): Correct calling
24663 convention and alignment.
24664 (__chkstk): Force 8 byte stack alignment.
24666 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
24667 Richard Guenther <rguenther@suse.de>
24669 PR tree-optimization/33992
24670 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
24671 the zero we compare against.
24673 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
24675 PR libfortran/35063
24676 * gthr-win32.h (__gthread_mutex_destroy_function): New function
24677 to CloseHandle after unlocking to prevent accumulation of handle
24680 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24682 PR middle_end/34150
24683 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
24684 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
24685 and update LABEL_NUSES during and after reload.
24687 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
24689 PR middle-end/34627
24690 * combine.c (simplify_if_then_else): Make sure the comparison is
24691 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
24693 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
24696 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
24697 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
24698 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
24699 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
24700 * tree.h (get_type_static_bounds): Likewise.
24702 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24704 * doc/invoke.texi (Option Summary, C++ Dialect Options)
24705 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24706 Make -Wfoo language annotations match what the compiler outputs.
24708 2008-02-08 Sa Liu <saliu@de.ibm.com>
24710 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
24711 intrinsics spu_convts, spu_convtu, spu_convtf.
24713 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
24715 * doc/extend.texi (Function Attributes) <noinline>: Mention
24716 asm ("") as method to keep calls.
24718 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24721 * doc/options.texi (Options): Replace references to opts.sh with
24723 * opts-common.c: Likewise.
24724 * optc-gen.awk: Likewise.
24726 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
24728 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
24730 2008-02-07 Richard Henderson <rth@redhat.com>
24733 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
24734 EXPR_LIST for the REG_EQUAL instead of a comparison with a
24737 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
24739 PR tree-optimization/35085
24740 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
24741 for operand entry oe2 in addition to operand entry oe3 in order to
24742 expose more opportunities for vectorizer sum reduction.
24744 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24747 * Makefile.in (LIBS): Remove $(GMPLIBS).
24748 (cc1-dummy, cc1): Add $(GMPLIBS).
24750 2008-02-06 Jan Hubicka <jh@suse.cz>
24753 * i386.md (moddf_integer): Do not produce partial memory stalls for
24754 targets where it hurts.
24756 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
24759 * optabs.c (expand_float): Do not check for decimal modes when
24760 expanding unsigned integer through signed conversion.
24762 2008-02-06 Nick Clifton <nickc@redhat.com>
24764 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
24765 inside the clobber with a match_operand and duplicated operand
24766 number in the constraint.
24767 (ineqbranchsi): Delete redundant comment.
24769 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
24771 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
24772 builtin_define ("__USE_INIT_FINI__").
24773 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
24775 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
24777 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24779 PR documentation/30330
24780 * doc/invoke.texi (C++ Dialect Options)
24781 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24782 For each warning option -Wfoo that allows -Wno-foo, ensure both
24783 -Wfoo and -Wno-foo are listed in the option index. Fix index
24784 entry of -Wswitch-default, index -Wnormalized= including the
24785 `=', and -Wlarger-than-@var{len} including @var{len}.
24787 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24789 * config/i386/i386.md (floatunssisf2): Use
24790 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
24791 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
24792 Macroize expander using MODEF mode iterator.
24794 2008-02-05 Diego Novillo <dnovillo@google.com>
24796 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
24799 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
24801 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24804 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
24806 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
24809 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
24810 to indicate if a message should be generated.
24811 (init_cumulative_args): Updated.
24812 (function_value_32): Likewise.
24814 2008-02-05 Joseph Myers <joseph@codesourcery.com>
24816 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
24818 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24821 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
24822 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
24824 2008-02-04 Diego Novillo <dnovillo@google.com>
24826 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
24829 * tree-vrp.c (vrp_evaluate_conditional): With
24830 -Wtype-limits, emit a warning when comparing against a
24831 constant outside the natural range of OP0's type.
24833 2008-02-04 Richard Guenther <rguenther@suse.de>
24835 PR middle-end/33631
24836 * expr.c (count_type_elements): Give for unions instead of
24839 2008-02-04 Richard Guenther <rguenther@suse.de>
24841 PR middle-end/35043
24842 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
24843 to TYPE_DOMAINs base type instead of using bitsizetype here.
24845 2008-02-03 Jason Merrill <jason@redhat.com>
24847 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
24849 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24852 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
24853 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
24854 (RS/6000 and PowerPC Options): Fix typos and markup.
24855 * doc/passes.texi (Tree-SSA passes): Likewise.
24857 2008-02-02 Michael Matz <matz@suse.de>
24860 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
24861 from record_last_reg_set_info.
24862 (record_last_reg_set_info): Take an RTX argument, iterate over all
24863 constituent hardregs.
24864 (record_last_set_info, record_opr_changes): Change calls to
24865 new signature or to record_last_reg_set_info_regno.
24867 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
24869 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
24871 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
24873 PR rtl-optimization/34773
24874 * reg-notes.def (EQUAL): Mention significance of combination of
24875 REG_EQUAL and REG_RETVAL.
24876 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
24877 insn that has a REG_RETVAL.
24879 2008-02-01 Roger Sayle <roger@eyesopen.com>
24882 * configure.ac (--enable-fixed-point): Disable unless explicitly
24884 * configure: Regenerate.
24886 2008-02-01 Richard Guenther <rguenther@suse.de>
24889 * invoke.texi (-finline-limit): Remove no longer true parts
24890 of the documentation. Note that there is no default value.
24892 2008-02-01 Andrew Pinski <pinskia@gmail.com>
24893 Mark Mitchell <mark@codesourcery.com>
24894 Ben Elliston <bje@au.ibm.com>
24897 * doc/extend.texi (Other Builtins): Document.
24899 2008-01-31 Tom Browder <tom.browder@gmail.com>
24901 * doc/c-tree.texi (Types): Fix grammar.
24902 (Expression trees): Ditto.
24903 * doc/passes.texi (Tree-SSA passes): Ditto.
24905 * doc/configterms.texi (Configure Terms): Fix typo.
24906 * doc/cpp.texi (Common Predefined Macros): Ditto.
24907 * doc/md.texi (Machine Constraints): Ditto.
24909 * doc/makefile.texi (Makefile): Add comma.
24911 2008-01-31 Tom Browder <tom.browder@gmail.com>
24912 Gerald Pfeifer <gerald@pfeifer.com>
24914 * doc/sourcebuild.texi (Front End): Remove references to CVS
24915 and CVSROOT/modules.
24916 (Texinfo Manuals): Replace reference to CVS by one to SVN.
24917 (Back End): Remove reference to CVS.
24919 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24922 * config/mips/mips.c (gen_load_const_gp): New function, taking a
24924 (mips16_gp_pseudo_reg): ...here.
24925 * config/mips/mips.md (load_const_gp): Replace with...
24926 (load_const_gp_<mode>): ...this :P-based insn.
24928 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24930 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
24931 options. Minor fixes.
24932 (-std): Move reference to standards closer to where language
24933 standards are first mentioned.
24935 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24937 PR rtl-optimization/34995
24938 * reload.c (alternative_allows_const_pool_ref): Take an rtx
24939 parameter and return a bool. If the rtx parameter is nonnull,
24940 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
24941 (find_reloads): Update call accordingly. Pass the new operand
24942 if it needed no address reloads, otherwise pass null.
24944 2008-01-30 Richard Henderson <rth@redhat.com>
24947 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
24948 for unbounded arrays.
24950 2008-01-30 Silvius Rus <rus@google.com>
24952 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
24954 2008-01-30 Jan Hubicka <jh@suse.cz>
24957 * i386.c (init_cumulative_args): Use real function declaration when
24960 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
24962 PR rtl-optimization/34998
24963 * global.c (build_insn_chain): Treat non-subreg_lowpart
24964 SUBREGs of pseudos as clobbering all the words covered by the
24965 SUBREG, not just all the bytes.
24966 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
24967 original df_ref rather than an extract parameter.
24968 (global_conflicts): Update call accordingly.
24970 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
24972 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
24973 the overflow check to make it easier to read.
24974 (__fixtfdi): Change the type of the ll member in union
24975 long_double to UDItype_x.
24977 2008-01-30 Jakub Jelinek <jakub@redhat.com>
24979 PR middle-end/34969
24980 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
24981 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
24982 * tree-inline.c (fold_marked_statements): Call
24983 cgraph_update_edges_for_call_stmt if folding a call statement.
24984 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
24985 debug_generic_stmt calls, reset it back afterwards.
24988 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
24990 * c-typeck.c (build_external_ref): Don't pedwarn about
24991 static vars in current function's scope.
24993 2008-01-29 Joseph Myers <joseph@codesourcery.com>
24995 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
24997 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
25000 * ipa-struct-reorg.c: Fix spelling.
25001 * params.def: Ditto.
25003 2008-01-29 Richard Guenther <rguenther@suse.de>
25005 PR middle-end/35006
25006 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
25008 * tree-inline.c (remap_type): Increment remapping_type_depth
25009 around remapping types.
25010 (copy_body_r): Only add referenced variables if they are referenced
25011 from code, not types.
25013 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
25024 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
25025 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
25027 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
25030 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
25031 pointer for tiny stack.
25033 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25035 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
25037 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25039 * config/vx-common.h: Fix typo in comment.
25041 2008-01-28 Ian Lance Taylor <iant@google.com>
25045 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
25046 coalesce pointers if they have different DECL_NO_TBAA_P values.
25047 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
25048 between variables with different DECL_NO_TBAA_P values.
25050 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
25053 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
25054 are not legitimate small data references on SPE targets.
25056 2008-01-28 David Daney <ddaney@avtrex.com>
25058 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
25060 2008-01-28 David Daney <ddaney@avtrex.com>
25062 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
25064 2008-01-27 Joseph Myers <joseph@codesourcery.com>
25066 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
25067 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
25068 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
25069 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
25070 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
25071 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
25072 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
25073 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
25075 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25077 * basic-block.h (condjump_equiv_p): Fix comment.
25079 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25081 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
25082 print_generic_stmt_indented): Fix comment.
25084 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25086 * configure.ac (__stack_chk_fail): Add detecion for availability
25087 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
25088 * configure: Regenerate.
25090 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
25092 PR middle-end/34688
25093 * final.c (output_addr_const): Handle TRUNCATE.
25095 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
25098 * tree-ssa-loop-ivopts.c (comp_cost): New type.
25099 (zero_cost, infinite_cost): New constants.
25100 (struct cost_pair): Change type of cost to comp_cost.
25101 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
25102 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
25104 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
25105 split_address_cost, ptr_difference_cost, difference_cost,
25106 get_computation_cost_at, get_computation_cost,
25107 determine_use_iv_cost_generic, determine_use_iv_cost_address,
25108 determine_use_iv_cost_condition, determine_use_iv_costs,
25109 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
25110 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
25111 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
25112 Change type of cost to comp_cost.
25113 (determine_iv_cost): Increase cost of non-original ivs, instead
25114 of decreasing the cost of original ones.
25115 (get_address_cost): Indicate the complexity of the addressing mode
25117 (try_add_cand_for): Prefer using ivs not specific to some object.
25118 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
25120 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
25121 Janis Johnson <janis187@us.ibm.com>
25124 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
25125 (TARGET_INSTANTIATE_DECLS): Likewise.
25126 * target.h (expand_to_rtl_hook): New target hook.
25127 (instantiate_decls): Likewise.
25128 * function.c (instantiate_decl): Make non-static. Rename to...
25129 (instantiate_decl_rtl): ... this.
25130 (instantiate_expr): Use instantiate_decl_rtl.
25131 (instantiate_decls_1): Likewise.
25132 (instantiate_decls): Likewise.
25133 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
25134 * function.h (instantiate_decl_rtl): Add prototype.
25135 * cfgexpand.c (target.h): New include.
25136 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
25137 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
25138 (TARGET_INSTANTIATE_DECLS): Likewise.
25139 (TARGET_INITIALIZER): New target hooks added.
25140 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
25142 * config/rs6000/rs6000.c (tree-flow.h): New include.
25143 (machine_function): Add sdmode_stack_slot field.
25144 (rs6000_alloc_sdmode_stack_slot): New function.
25145 (rs6000_instantiate_decls): Likewise.
25146 (rs6000_secondary_memory_needed_rtx): Likewise.
25147 (rs6000_check_sdmode): Likewise.
25148 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
25149 (TARGET_INSTANTIATE_DECLS): Likewise.
25150 (rs6000_hard_regno_mode_ok): Allow SDmode.
25151 (num_insns_constant): Likewise. Handle _Decimal32 constants.
25152 (rs6000_emit_move): Handle SDmode.
25153 (function_arg_advance): Likewise.
25154 (function_arg): Likewise.
25155 (rs6000_gimplify_va_arg): Likewise. Add special handling of
25156 SDmode var args for 32-bit compiles.
25157 (rs6000_secondary_reload_class): Handle SDmode.
25158 (rs6000_output_function_epilogue): Likewise.
25159 (rs6000_function_value): Simplify if statement.
25160 (rs6000_libcall_value): Likewise.
25161 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
25162 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
25163 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
25164 (movsd_hardfloat): New define_insn.
25165 (movsd_softfloat): Likewise.
25166 (movsd_store): Likewise.
25167 (movsd_load): Likewise.
25168 (extendsddd2): Likewise.
25169 (extendsdtd2): Likewise.
25170 (truncddsd2): Likewise.
25171 (movdd_hardfloat64): Fixup comment.
25172 (UNSPEC_MOVSD_LOAD): New constant.
25173 (UNSPEC_MOVSD_STORE): Likewise.
25175 2008-01-26 Jakub Jelinek <jakub@redhat.com>
25178 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
25180 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
25181 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
25182 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
25183 and TRUTH_XOR_EXPR.
25185 2008-01-26 David Edelsohn <edelsohn@gnu.org>
25188 * config.gcc: Separate AIX 5.3 from AIX 6.1.
25189 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25190 __LONGDOUBLE128 too.
25191 * config/rs6000/aix61.h: New file.
25193 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25195 PR rtl-optimization/34959
25196 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
25197 popcount and parity rtxes the same mode as their operand.
25198 Truncate or extend the result to the return value's mode
25201 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25204 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
25205 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
25206 to GOT_VERSION_REGNUM.
25207 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
25208 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
25209 * config/mips/mips.c (mips_emit_call_insn): New function.
25210 (mips_call_tls_get_addr): Call mips_expand_call directly.
25211 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
25213 (mips16_build_call_stub): Likewise. Return the call insn or null.
25214 (mips_expand_call): Update the call to mips16_build_call_stub
25215 accordingly and a remove redundant condition. Assert that MIPS16
25216 stubs do not use lazy binding. Use mips_emit_call_insn and return
25218 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
25220 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
25221 (mips_avoid_hazard): Remove hazard_set handling.
25222 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
25223 (UNSPEC_RESTORE_GP): ...this.
25224 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
25225 (FAKE_CALL_REGNO): Rename to...
25226 (GOT_VERSION_REGNUM): ...this.
25227 (type): Add "ghost" value. Add an associated insn reservation.
25228 (hazard_set): Remove.
25229 (exception_receiver): Rename to...
25230 (restore_gp): ...this and update the unspec identifier accordingly.
25231 (exception_receiver, nonlocal_got_receiver): New expanders.
25232 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
25233 FAKE_CALL_REGNO. Remove hazard_set attribute.
25234 (set_got_version, update_got_version): New patterns.
25236 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
25239 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
25241 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25244 * doc/install.texi2html: Generate gcc-vers.texi.
25246 2008-01-25 DJ Delorie <dj@redhat.com>
25248 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
25250 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25252 * config/c4x: Remove directory.
25253 * config.gcc (crx-*, mt-*): Mark obsolete.
25254 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
25255 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
25256 sh-*-rtemscoff*): Remove cases.
25257 * defaults.h (C4X_FLOAT_FORMAT): Remove.
25258 * real.c (encode_c4x_single, decode_c4x_single,
25259 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
25260 c4x_extended_format): Remove.
25261 * real.h (c4x_single_format, c4x_extended_format): Remove.
25262 * doc/extend.texi (interrupt, naked): Remove mention of attributes
25264 (Pragmas): Remove comment about c4x pragmas.
25265 * doc/install.texi (c4x): Remove target-specific instructions.
25266 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
25267 * doc/md.texi (Machine Constraints): Remove C4x documentation.
25268 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
25269 refer to C4x source files as examples.
25270 (C4X_FLOAT_FORMAT): Remove documentation.
25272 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
25274 * config/bfin/bfin.c (override_options): Reorder tests so that
25275 flag_pic gets enabled for -msep-data.
25277 2008-01-25 Richard Guenther <rguenther@suse.de>
25279 PR middle-end/32244
25280 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
25281 to its bitfield precision if required.
25283 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25285 PR middle-end/33880
25286 * tree-nested.c (walk_omp_for): New function.
25287 (convert_nonlocal_reference, convert_local_reference): Call
25288 walk_omp_for on OMP_FOR.
25289 (convert_call_expr): Call walk_body on OMP_FOR's
25290 OMP_FOR_PRE_INIT_BODY.
25292 2008-01-25 Richard Guenther <rguenther@suse.de>
25294 PR tree-optimization/34966
25295 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
25296 default defs and PHI_NODEs we have to insert after the
25297 defining statement.
25299 2008-01-24 Nick Clifton <nickc@redhat.com>
25301 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
25302 Provide a default definition.
25303 (LIBGCC2_UNITS_PER_WORD): Likewise.
25305 * config/stormy16/stormy16.c: Include df.h for the prototype
25306 for df_regs_ever_live_p.
25307 (xstormy16_expand_builtin_va_start): Convert the stack offset
25308 into a component_ref and then use POINTER_PLUS_EXPR to add it
25309 to the incoming_virtual_args_rtx.
25310 (xstormy16_gimplify_va_arg_expr): Rename to
25311 xstormy16_gimplify_va_arg_expr.
25312 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
25313 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
25314 xstormy16_gimplify_va_arg_expr.
25315 Fix up some formatting issues.
25317 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
25318 Move to predicates.md.
25319 (xs_hi_general_operand): Likewise.
25320 (xs_hi_nonmemory_operand): Likewise.
25321 * config/stormy16/predicates.md:
25322 (xstormy16_carry_plus_operand): New predicate.
25323 (xs_hi_general_operand): New predicate.
25324 (xs_hi_nonmemory_operand): New predicate.
25325 * config/stormy16/stormy16-protos.h:
25326 (xstormy16_carry_plus_operand): Delete prototype.
25327 (xs_hi_general_operand): Likewise.
25328 (xs_hi_nonmemory_operand): Likewise.
25330 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
25331 modifiers as they are no longer needed and they can trigger
25332 reload spill failures.
25334 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
25335 with a match_operand in order to help reload.
25337 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
25338 constraint with 'e' for the 8th alternative as this version of
25339 the mov.w instruction only accepts the lower 8 registers.
25341 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
25344 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
25345 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
25348 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25350 PR middle-end/33333
25351 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
25353 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25355 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
25357 (remove_structure): Update allocations list before removing structure.
25359 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25361 * ipa-struct-reorg.c (is_safe_cond_expr,
25362 create_new_stmts_for_cond_expr): Use integer_zerop function,
25363 that recognize not only zero-pointer, but zero-integer too.
25365 2008-01-25 Ben Elliston <bje@au.ibm.com>
25368 * fixproto: Escape "." in sed expression that strips leading "./".
25370 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
25373 * gcc.c (SWITCH_OK): Removed.
25374 (SWITCH_LIVE): Changed to bit.
25375 (SWITCH_FALSE): Likewise.
25376 (SWITCH_IGNORE): Likewise.
25377 (switchstr): Change live_cond to unsigned int.
25378 (process_command): Replace SWITCH_OK with 0.
25379 (do_self_spec): Likewise.
25380 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
25381 (give_switch): Likewise.
25382 (used_arg): Likewise.
25383 (do_spec_1): Set the SWITCH_IGNORE bit.
25384 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
25385 bits. Set the SWITCH_LIVE bit.
25387 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25389 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
25391 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
25393 PR tree-optimization/34472
25394 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
25395 parameter to a "bool *" and set *DATA to false if there is
25396 an unsafe access. Do not delete the structure here.
25397 (check_cond_exprs): Delete it here instead.
25398 (check_cond_exprs, exclude_cold_structs): Do not increase
25399 I when removing a structure.
25401 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
25404 * config/i386/i386.c (ix86_expand_vector_init): Consider only
25405 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
25407 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
25409 PR middle-end/34934
25410 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
25411 a fixed vector for stack.
25413 2008-01-24 Ben Elliston <bje@au.ibm.com>
25416 * doc/gcc.texi (Software development): Add a direntry for g++.
25418 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
25420 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
25421 stale and straggling -fforce-addr comments above.
25423 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
25425 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
25426 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
25428 2008-01-23 Michael Matz <matz@suse.de>
25431 * dwarf2out.c (force_type_die): Use modified_type_die instead of
25434 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
25436 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
25437 malloc result type.
25439 2008-01-23 Anatoly Sokolov <aesok@post.ru>
25441 * config/avr/avr.c (avr_current_arch): New variable.
25442 (avr_arch_types): Add 'avr31' and 'avr51' entries.
25443 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
25444 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
25445 (avr_override_options): Init 'avr_current_arch'.
25446 (base_arch_s): Move from here...
25447 * config/avr/avr.h (base_arch_s): ... here. Add new members
25448 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
25449 'mega' to 'have_jmp_call'.
25450 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
25451 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
25453 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
25455 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
25456 MULTILIB_MATCHES): Ditto.
25458 2008-01-23 Richard Guenther <rguenther@suse.de>
25460 PR middle-end/31529
25461 * cgraphunit.c (cgraph_reset_node): Always mark the node
25462 not reachable if it is not queued already.
25464 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
25466 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
25467 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
25468 (cputype_selected): New static variable.
25469 (bfin_handle_option): Set it if -mcpu is used.
25470 (override_option): Select default set of workarounds if no cpu type
25471 selected on the command line.
25472 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
25474 From Michael Frysinger <michael.frysinger@analog.com>
25475 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
25476 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
25478 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
25479 for bf547, bf523, bf524, and bf526.
25480 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
25482 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
25483 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
25484 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
25485 __ADSPBF547__ and __ADSPBF54x__ for bf547.
25486 * doc/invoke.texi (Blackfin Options): Document that
25487 -mcpu now accept bf547, bf523, bf524, and bf526.
25489 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
25491 PR rtl-optimization/34628
25492 * combine.c (try_combine): Stop and undo after the first combination
25493 if an autoincrement side-effect on the first insn has effectively
25496 2008-01-22 David Edelsohn <edelsohn@gnu.org>
25499 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
25500 Offset addresses are not valid for Altivec or paired float modes.
25502 2008-01-22 Jakub Jelinek <jakub@redhat.com>
25505 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
25506 if DECL_INITIAL (decl) is error_mark_node.
25509 * c-common.c (handle_vector_size_attribute): Only allow
25510 integral, scalar float and fixed point types. Handle OFFSET_TYPE
25511 the same way as pointer, array etc. types.
25512 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
25515 * tree.c (build_type_attribute_qual_variant): Call
25516 build_qualified_type if attributes are equal, but quals are not.
25518 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25521 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
25522 * flags.h (warn_strict_aliasing): Remove.
25523 (warn_strict_overflow): Remove.
25524 * opts.c (warn_strict_aliasing): Remove.
25525 (warn_strict_overflow): Remove.
25526 * c-opts.c (c_common_handle_option): -Wall only sets
25527 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
25528 (c_common_post_options): Give default values to -Wstrict-aliasing
25529 and -Wstrict-overflow if they are uninitialized.
25530 * common.opt (Wstrict-aliasing): Specify Var and Init.
25531 (Wstrict-overflow): Likewise.
25533 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
25535 PR rtl-optimization/26854
25536 PR rtl-optimization/34400
25537 PR rtl-optimization/34884
25538 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
25540 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
25541 (df_rd_bb_info.expanded_lr_out): Deleted
25542 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
25543 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
25544 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25545 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25546 Removed code to allocate, initialize or free expanded_lr_out.
25547 (df_rd_bb_local_compute_process_def): Restructured to make more
25549 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
25550 sets if the sets are being trimmed.
25552 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
25555 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
25556 (as_vers): Likewise.
25557 * configure: Regenerated.
25559 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25561 PR middle-end/33092
25562 * tree-pass.h (pass_build_alias): New pass.
25563 * tree-ssa-alias.c (gate_build_alias): New.
25564 (pass_build_alias): New.
25565 * passes.c (init_optimization_passes): Add pass_build_alias after
25566 pass_create_structure_vars.
25568 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
25570 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
25571 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
25572 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
25573 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
25574 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
25575 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
25576 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
25577 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
25578 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
25579 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
25580 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
25581 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
25582 * config/s390/s390.md (FP_ALL): New mode iterator.
25583 (_d): New mode attribute.
25584 ("*signbit<mode>2>"): Changed mode of first operand.
25585 ("isinf<mode>2"): Changed mode of first operand.
25586 ("*TDC_insn"): Adaptation for DFP modes.
25588 2008-01-22 Ben Elliston <bje@au.ibm.com>
25590 * tree.c (check_qualified_type): Improve function description.
25592 2008-01-21 Jason Merrill <jason@redhat.com>
25595 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
25596 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
25599 2008-01-21 DJ Delorie <dj@redhat.com>
25601 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
25604 2008-01-21 Richard Guenther <rguenther@suse.de>
25606 PR middle-end/34856
25607 * tree-cfg.c (verify_expr): Allow all invariant expressions
25608 instead of just constant class ones as reference argument.
25609 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
25610 like any other constant.
25611 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25613 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
25615 * regmove.c (fixup_match_1): Update call crossed frequencies.
25617 2008-01-21 Richard Guenther <rguenther@suse.de>
25620 * tree-inline.c (setup_one_parameter): Deal with mismatched
25621 types using a VIEW_CONVERT_EXPR.
25623 2008-01-21 Alon Dayan <alond@il.ibm.com>
25624 Olga Golovanevsky <olga@il.ibm.com>
25626 PR tree-optimization/34701
25627 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
25628 when the structure size is not a power of 2.
25630 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
25632 * doc/install.texi: Add doc for --enable-checking=df.
25634 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
25636 PR rtl-optimization/34808
25637 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
25639 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25641 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
25644 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
25646 PR rtl-optimization/26854
25647 PR rtl-optimization/34400
25648 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
25650 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
25651 (df_rd_bb_info.expanded_lr_out): New.
25652 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
25653 * loop_iv.c (iv_analysis_loop_init): Ditto.
25654 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25655 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25656 Added code to allocate, initialize or free expanded_lr_out.
25657 (df_rd_bb_local_compute_process_def): Restructured to make
25658 more understandable.
25659 (df_rd_confluence_n): Add code to do nothing with fake edges and
25660 code to no apply invalidate_by_call sets if the sets are being trimmed.
25661 (df_lr_local_finalize): Renamed to df_lr_finalize.
25662 (df_live_local_finalize): Renamed to df_live_finalize.
25664 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25667 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
25668 deciding whether to use reciprocal instructions.
25670 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
25672 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
25673 dwarf2out_note_section_used if cold_text_section is NULL.
25675 2008-01-19 Jakub Jelinek <jakub@redhat.com>
25677 PR gcov-profile/34610
25678 * tree-cfg.c (make_edges): Mark both outgoing edges from
25679 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
25680 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
25681 from OMP_FOR and OMP_CONTINUE outgoing edges.
25683 * tree-profile.c (tree_profiling): Return early if
25684 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
25686 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
25687 from cfun to child_cfun.
25688 * function.h (struct function): Add after_tree_profile bit.
25690 2008-01-19 Anatoly Sokolov <aesok@post.ru>
25692 * config/avr/avr.S (_exit): Disable interrupt.
25694 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
25695 Steven Bosscher <stevenb.gcc@gmail.com>
25697 PR rtl-optimization/26854
25698 PR rtl-optimization/34400
25699 * df-problems.c (df_live_scratch): New scratch bitmap.
25700 (df_live_alloc): Allocate df_live_scratch when doing df_live.
25701 (df_live_reset): Clear the proper bitmaps.
25702 (df_live_bb_local_compute): Only process the artificial defs once
25703 since the order is not important.
25704 (df_live_init): Init the df_live sets only with the variables
25705 found live by df_lr.
25706 (df_live_transfer_function): Use the df_lr sets to prune the
25707 df_live sets as they are being computed.
25708 (df_live_free): Free df_live_scratch.
25710 2008-01-18 Ian Lance Taylor <iant@google.com>
25712 * common.opt: Add fmerge-debug-strings.
25713 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
25714 flag_merge_debug_strings rather than flag_merge_constants.
25715 * doc/invoke.texi (Option Summary): Mention
25716 -fmerge-debug-strings.
25717 (Debugging Options): Document -fmerge-debug-strings.
25719 2008-01-18 Ian Lance Taylor <iant@google.com>
25722 * tree.h (DECL_IS_OPERATOR_NEW): Define.
25723 (struct tree_function_decl): Add new field operator_new_flag.
25724 * tree-inline.c (expand_call_inline): When inlining a call to
25725 operator new, force the return value to go into a variable, and
25726 set DECL_NO_TBAA_P on that variable.
25727 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
25729 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
25732 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
25733 DWARF2_DEBUGGING_INFO.
25734 (dwarf2out_note_section_used): Ditto. Add prototype.
25735 (have_multiple_function_sections, text_section_used,
25736 cold_text_section_used, *cold_text_sections): Move declarations
25739 2008-01-17 Bob Wilson <bob.wilson@acm.org>
25741 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
25742 field and add signal_ra.
25743 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
25744 assignments to frame state pc. Move end of stack check after
25745 MD_FALLBACK_FRAME_STATE_FOR.
25746 (uw_update_context_1): Use frame state signal_regs if set, instead
25747 of checking signal_frame flag.
25748 (uw_update_context): Use frame state signal_ra if set.
25749 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
25750 * config/xtensa/linux-unwind.h: New file.
25752 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
25754 * modulo-sched.c (get_sched_window): Fix comment typo.
25756 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
25758 PR tree-optimization/34648
25759 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
25761 2008-01-17 Anatoly Sokolov <aesok@post.ru>
25763 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
25764 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
25766 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
25768 PR rtl-optimization/34400
25769 * df-core.c (df_worklist_dataflow_overeager,
25770 df_worklist_dataflow_doublequeue): New functions.
25771 (df_worklist_dataflow): Two different worklist solvers.
25772 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
25775 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25778 * doc/invoke.texi: Document the dependence on pthread for fopenmp
25779 and ftree-parallelize-loops.
25781 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
25783 PR rtl-optimization/34826
25784 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
25786 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
25788 * global.c (find_reg): Mark the eh regs as used if necessary.
25789 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
25790 * ra.h (struct allocno): no_eh_reg field added. Changed
25791 no_stack_reg type to bitfield.
25793 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
25795 * tree.c (substitute_in_expr): Add missing 'break'.
25797 2008-01-17 Richard Guenther <rguenther@suse.de>
25799 PR tree-optimization/34825
25800 * tree-ssa-math-opts.c (is_division_by): Do not recognize
25801 x / x as division to handle.
25803 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25805 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
25806 "-pthread" is specified.
25807 * pa-hpux11.h (LIB_SPEC): Likewise.
25809 2008-01-16 Janis Johnson <janis187@us.ibm.com>
25810 Peter Bergner <bergner@vnet.ibm.com>
25812 PR rtl-optimization/33796
25813 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
25815 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25817 PR libgfortran/34699
25818 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
25820 * pa-hpux10.h (LINK_SPEC): Likewise.
25821 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
25823 2008-01-16 Richard Guenther <rguenther@suse.de>
25825 PR middle-end/32628
25826 * fold-const.c (fold_convert_const_int_from_int): Do not
25827 set overflow if that occured only because of a sign extension
25828 change when converting from/to a sizetype with the same
25829 precision and signedness.
25831 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25834 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
25835 location address to the correct place. Update copyright year.
25837 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25839 * lambda-code.c (lambda_transform_legal_p): Handle the case of
25840 no dependences in the dependence_relations vector.
25842 2008-01-16 Jan Hubicka <jh@suse.cz>
25844 PR rtl-optimization/31396
25845 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
25846 * cfg.c (dump_reg_info): Print it.
25847 * regs.h (struct reg_info_t): add freq_calls_crossed.
25848 (REG_FREQ_CALLS_CROSSED): New macro.
25849 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
25850 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
25851 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
25852 regmove_optimize): Update call crossed frequencies.
25853 * local-alloc.c (struct qty): Add freq_calls_crossed.
25854 (alloc_qty): Copute freq_calls_crossed.
25855 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
25856 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
25857 * ra.h (struct allocno): Add freq_calls_crossed.
25859 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25861 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
25862 libgomp when compiling with ftree-parallelize-loops.
25863 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
25865 2008-01-16 Richard Guenther <rguenther@suse.de>
25867 PR tree-optimization/34769
25868 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
25869 * tree.c (int_cst_value): Instead make this function more
25870 permissive in what it accepts as valid input. Document this
25871 function always sign-extends the value.
25873 2008-01-16 Jakub Jelinek <jakub@redhat.com>
25874 Richard Guenther <rguenther@suse.de>
25877 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
25878 (gimple_fold_indirect_ref_rhs): ... this.
25879 (gimple_fold_indirect_ref): New function with foldings
25880 that preserve lvalueness.
25881 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
25882 * tree-flow.h (gimple_fold_indirect_ref): Declare.
25883 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
25884 to fold an INDIRECT_REF, fall back to the old use of
25885 fold_indirect_ref_1.
25887 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25889 * tree-data-ref.c (subscript_dependence_tester_1): Call
25890 free_conflict_function.
25891 (compute_self_dependence): Same.
25893 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25896 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
25897 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
25899 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
25900 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
25901 for DWARF2_UNWIND_INFO targets.
25903 2008-01-16 Richard Guenther <rguenther@suse.de>
25906 * c-typeck.c (common_pointer_type): Do not merge inconsistent
25907 type qualifiers for function types.
25909 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
25911 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
25912 loop_iterator li from previous commit.
25914 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
25916 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
25918 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25920 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
25921 (parallelize_loops): Don't parallelize irreducible components.
25923 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25926 * c-opts (c_common_post_options): Do not enable CPP
25927 flag_pedantic_errors by default.
25929 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
25931 PR rtl-optimization/31944
25932 * cse.c (remove_pseudo_from_table): New function.
25933 (merge_equiv_classes): Use above function to remove pseudo-registers.
25934 (invalidate): Likewise.
25936 2008-01-13 Richard Guenther <rguenther@suse.de>
25938 PR middle-end/34601
25939 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
25940 instead of TYPE_MODE to deal with calls from expand_one_error_var.
25942 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
25944 * gcse.c (cprop_jump): Call validate_unshare_change instead of
25945 validate_change to unshare the source of the PC set.
25947 2008-01-12 Jan Hubicka <jh@suse.cz>
25949 PR middle-end/32135
25950 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
25951 references above array bounds. This might trigger bounds checks for
25952 pointers to arrays.
25954 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25956 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
25957 new_replaceable_dependencies.
25959 2008-01-12 Doug Kwan <dougkwan@google.com>
25961 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
25962 instead of OPT_Wreturn_type in warning due to ignored return type
25964 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
25965 options included in -Wextra.
25966 * c.opt: New option -Wignored_qualifiers.
25967 * doc/invoke.texi (Warning Options, -Wextra): Add new option
25968 -Wignore_qualifiers.
25969 (-Wignored-qualifiers): Document.
25970 (-Wreturn-type): Remove description of functionality now handled
25971 by -Wignored-qualifiers.
25973 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
25976 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
25977 NOP_EXPR if it is between integral types with the same precision.
25979 2008-01-12 Jan Hubicka <jh@suse.cz>
25982 * invoke.texi (max-inline-recursive-depth): Fix default value.
25984 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
25986 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
25989 2008-01-11 Bob Wilson <bob.wilson@acm.org>
25991 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
25993 2008-01-11 James E. Wilson <wilson@specifix.com>
25996 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
25998 2008-01-11 Anatoly Sokolov <aesok@post.ru>
26000 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
26001 save/restore frame pointer register and don't use 'call-prologues'
26002 optimization in function with "OS_task" attribute.
26004 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
26006 PR middle-end/31309
26007 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
26008 when copying to memory.
26010 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
26012 PR rtl-optimization/30905
26013 * cfgcleanup.c: Include dce.h
26014 (crossjumps_occured): New global variable.
26015 (try_crossjump_bb): Exit loop after finding a fallthru edge.
26016 If something changed, set crossjumps_occured to true.
26017 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
26018 Don't add/remove fake edges to exit here...
26019 (cleanup_cfg): ...but do it here, when crossjumping.
26020 Run a fast DCE when successful crossjumps occured in the latest
26021 iteration of try_optimize_cfg.
26023 2008-01-11 Richard Guenther <rguenther@suse.de>
26025 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
26026 (struct vn_unary_op_s): Likewise.
26027 (vn_reference_insert): Free old reference on hash collision.
26029 2008-01-10 Raksit Ashok <raksit@google.com>
26031 PR rtl-optimization/27971
26032 * combine.c (find_split_point): Split PLUS expressions which are
26033 inside a MEM rtx, and whose first operand is complex.
26035 2008-01-10 DJ Delorie <dj@redhat.com>
26037 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
26038 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
26039 (m32c_hard_regno_ok): Call the underlying function.
26041 2008-01-10 Richard Guenther <rguenther@suse.de>
26043 PR middle-end/34683
26044 * tree-cfg.c (tree_merge_blocks): Do not go through the
26045 full-blown folding and stmt updating path if we just deal
26046 with virtual operands.
26047 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
26048 test for abnormal SSA_NAMEs.
26050 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
26052 PR middle-end/34641
26053 * reload.c (push_reload): Add assertions. All constants from
26054 reg_equiv_constant should have been used for replacing the respective
26056 (find_reloads_address): Invoke find_reloads_address_part for
26057 constant taken from the reg_equiv_constant array.
26059 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
26061 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
26062 field (valnum) the first in the struct. Replace bools with
26065 2008-01-10 Richard Guenther <rguenther@suse.de>
26067 PR tree-optimization/34651
26068 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
26069 types and ordering for masking and converting.
26071 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
26073 PR tree-optimization/34017
26074 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
26075 also for PHI_NODE expressions.
26077 2008-01-09 Jan Hubicka <jh@suse.cz>
26079 PR tree-optimization/34708
26080 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
26081 based on number of case labels.
26082 (init_inline_once): Remove switch_cost.
26083 * tree-inline.h (eni_weights_d): Remove switch_cost.
26085 2008-01-09 Richard Guenther <rguenther@suse.de>
26086 Andrew Pinski <andrew_pinski@playstation.sony.com>
26088 PR middle-end/30132
26089 * gimplify.c (gimplify_cond_expr): Do not create an addressable
26090 temporary if an rvalue is ok or an lvalue is not required.
26092 2008-01-09 Richard Guenther <rguenther@suse.de>
26094 PR middle-end/34458
26095 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
26096 adjust return type.
26098 2008-01-09 Richard Guenther <rguenther@suse.de>
26100 PR middle-end/34679
26101 * tree.c (host_integerp): Check for sizetype only if the
26102 type is an integer type.
26104 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
26107 * opts.c (decode_options): Disable inlining of functions called
26108 once if not in unit-at-a-time mode.
26110 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
26112 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
26114 2008-01-08 Richard Guenther <rguenther@suse.de>
26116 PR middle-end/31863
26117 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
26118 out early if the result will be unused.
26120 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26125 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26126 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26129 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
26131 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
26132 for vectorization tuned.
26134 2008-01-08 Richard Guenther <rguenther@suse.de>
26136 PR tree-optimization/34683
26137 * tree-ssa-operands.c (operand_build_cmp): Export.
26138 * tree-ssa-operands.h (operand_build_cmp): Declare.
26139 * tree-vn.c (vuses_compare): Remove.
26140 (sort_vuses): Use operand_build_cmp.
26141 (sort_vuses_heap): Likewise.
26142 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
26143 to re-use old VEC if available. Do not sort already sorted VUSEs.
26144 (vdefs_to_vec): Do not sort already sorted VDEFs.
26146 2008-01-08 Jakub Jelinek <jakub@redhat.com>
26148 PR middle-end/34694
26149 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
26151 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26154 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
26155 limitations of reciprocal sequences on x86 targets.
26157 2008-01-08 Richard Guenther <rguenther@suse.de>
26159 PR tree-optimization/34683
26160 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
26162 2008-01-07 Jakub Jelinek <jakub@redhat.com>
26165 * config/darwin.c (darwin_mergeable_string_section): Don't use
26166 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
26168 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
26171 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
26172 negxf2. Macroize expander using X87MODEF mode iterator. Change
26173 predicates of op0 and op1 to register_operand.
26174 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
26175 expander using X87MODEF mode iterator. Change predicates of
26176 op0 and op1 to register_operand.
26177 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
26178 corresponding patterns and macroize using MODEF macro. Change
26179 predicates of op0 and op1 to register_operand and remove
26180 "m" constraint. Disparage "r" alternative with "!".
26181 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
26182 macroize using X87MODEF macro. Change predicates of op0 and op1
26183 to register_operand and remove "m" constraint. Disparage "r"
26184 alternative with "!".
26185 (absneg splitter with memory operands): Remove.
26186 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
26187 patterns and macroize using X87MODEF mode iterator.
26188 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
26189 Change predicate of op1 to register_operand.
26190 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
26191 for memory operands.
26193 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
26195 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
26197 2008-01-07 Richard Guenther <rguenther@suse.de>
26199 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
26202 2008-01-07 Richard Guenther <rguenther@suse.de>
26204 PR tree-optimization/34683
26205 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
26206 VOPs of the needed size to save memory. Use VEC_quick_push
26207 to save compile-time.
26208 (vdefs_to_vec): Likewise.
26210 2008-01-07 Sa Liu <saliu@de.ibm.com>
26212 * config/spu/spu.md (divdf3): Genetate inline code for double
26213 division. The implementation doesn't handle INF or NAN, therefore it
26214 only applies when -ffinite-math-only is given.
26216 2008-01-06 Paolo Carlini <pcarlini@suse.de>
26219 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
26220 * doc/cpp.texi ([Common Predefined Macros]): Document.
26222 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
26224 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
26225 order to use commutative addition instead of subtraction.
26227 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
26228 Mircea Namolaru <namolaru@il.ibm.com>
26229 Vladimir Yanovsky <yanov@il.ibm.com>
26230 Revital Eres <eres@il.ibm.com>
26232 PR tree-optimization/34263
26233 * tree-outof-ssa.c (process_single_block_loop_latch,
26234 contains_tree_r): New functions.
26235 (analyze_edges_for_bb): Call process_single_block_loop_latch
26236 function to empty single-basic-block latch block if possible.
26238 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26240 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26242 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
26244 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26246 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
26248 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26250 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
26252 2008-01-05 Jakub Jelinek <jakub@redhat.com>
26254 PR tree-optimization/34618
26255 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
26258 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26261 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
26262 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
26263 Update copyright year.
26265 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
26266 Update copyright year.
26267 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
26270 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
26272 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
26273 edge does not point to current bb before changing need_assert.
26275 2008-01-04 Richard Guenther <rguenther@suse.de>
26277 PR middle-end/34029
26278 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
26279 for verifying purposes if they are is_gimple_min_invariant.
26281 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
26283 PR tree-optimization/34448
26284 PR tree-optimization/34465
26285 * gimplify.c (gimplify_init_constructor): Add new parameter
26286 notify_temp_creation. Use it.
26287 (gimplify_modify_expr_rhs): Take volatiles into account when
26288 optimizing constructors.
26289 Do not optimize constructors if gimplify_init_constructor will dump to
26291 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
26292 * gcc.c-torture/compile/pr34448.c: New.
26294 2008-01-04 Jakub Jelinek <jakub@redhat.com>
26296 PR gcov-profile/34609
26297 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
26298 return_slot if result is TREE_ADDRESSABLE.
26300 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
26302 * config/mips/mips.md (sqrt_condition): Tweak comment.
26303 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
26305 2008-01-03 Tom Tromey <tromey@redhat.com>
26308 * c-common.c (c_type_hash): Handle VLAs.
26310 2008-01-03 Jan Hubicka <jh@suse.cz>
26312 PR tree-optimization/31081
26313 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
26314 0 when inlining and not inlining to first basic block.
26315 (remap_decl): When var is initialized to 0, don't set default_def.
26316 (expand_call_inline): Set entry_bb.
26317 * tree-inline.h (copy_body_data): Add entry_bb.
26319 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26322 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
26325 PR tree-optimization/29484
26326 * tree-inline.c (inline_forbidden_p_2): New function.
26327 (inline_forbidden_p): Disallow inlining if some static var
26328 has an address of a local LABEL_DECL in its initializer.
26329 * doc/extend.texi (Labels as Values): Document &&foo behaviour
26332 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
26334 PR tree-optimization/34635
26335 * tree-data-ref.c (add_other_self_distances): Make sure that the
26336 evolution step is constant.
26338 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26340 PR middle-end/34608
26341 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
26343 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
26345 * tree-sra.c (scalarize_init): Insert the generate_element_init
26346 statements after the generate_element_zero statements.
26348 2008-01-02 Richard Guenther <rguenther@suse.de>
26350 PR middle-end/34093
26351 PR middle-end/31976
26352 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
26353 for very large number of operands instead of ICEing.
26355 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
26358 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
26359 while stack probing.
26361 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
26363 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
26366 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
26368 PR libmudflap/26442
26369 * tree-mudflap.c (mx_register_decls): Guard warning by
26370 !DECL_ARTIFICIAL check.
26372 2008-01-01 Jakub Jelinek <jakub@redhat.com>
26374 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
26375 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
26376 sse5_perm<mode>): Fix constraints.