1 2008-10-30 Jakub Jelinek <jakub@redhat.com>
4 * expr.c (store_constructor): For vectors, if target is a MEM, use
5 target's MEM_ALIAS_SET instead of elttype alias set.
7 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
10 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
13 2008-10-29 David Edelsohn <edelsohn@gnu.org>
16 * config/rs6000/predicates.md (word_offset_memref_operand):
17 Restructure code and look inside auto-inc/dec addresses.
19 2008-10-29 Steve Ellcey <sje@cup.hp.com>
22 * libgcov.c ( __gcov_indirect_call_profiler): Check
23 TARGET_VTABLE_USES_DESCRIPTORS.
25 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
27 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
28 (INITIAL_FRAME_POINTER_OFFSET): Remove.
29 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
30 offset if eliminating soft frame pointer.
31 * config/spu/spu.md (stack_protect_set, stack_protect_test)
32 (stack_protect_test_si): Add initial machine description
33 for Stack Smashing Protector
35 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
38 * c-common.c (min_precision): Move to...
39 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
40 * tree.h (tree_int_cst_min_precision): Declare.
41 * c-common.h (min_precision): Delete declaration.
42 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
43 multiplication of non-negative integer constants.
44 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
45 tree_int_cst_min_precision.
46 (finish_enum): Likewise.
48 2008-10-29 Joseph Myers <joseph@codesourcery.com>
51 * convert.c (convert_to_real): Do not optimize conversions of
52 binary arithmetic operations between binary and decimal
53 floating-point types. Consider mode of target type in determining
54 decimal type for arithmetic. Unless
55 flag_unsafe_math_optimizations, do not optimize binary conversions
56 where this may change rounding behavior.
57 * real.c (real_can_shorten_arithmetic): New.
58 * real.h (real_can_shorten_arithmetic): Declare.
60 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
62 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
63 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
64 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
66 (must_save_p): For some workarounds, interrupts need to clobber a
68 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
69 and LC1 for WA_05000257.
70 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
71 WA_05000283 and WA_05000315.
72 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
73 (movbi): Add alternative to set CC to 1; improve code for setting
75 (dummy_load): New pattern.
77 2008-10-29 Jakub Jelinek <jakub@redhat.com>
80 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
81 BLKmode for non-memory, convert using a wider MODE_INT mode
85 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
86 that haven't been removed yet.
88 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
90 * config/bfin/bfin.c (struct machine_function): New member
92 (bfin_expand_movmem): Set it when generating memcpy insns.
93 (n_regs_saved_by_prologue, expand_prologue_reg_save,
94 expand_epilogue_reg_restore): If we have hardware loops,
95 memcpy insns (indicated by has_loopreg_clobber) or function
96 calls, we need to save the loop registers.
98 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
100 * config/i386/i386.c (core2_cost): Fix typos in comments.
102 2008-10-28 Jakub Jelinek <jakub@redhat.com>
105 * combine.c (make_compound_operation): Don't call make_extraction with
107 (simplify_shift_const_1): Canonicalize count even if complement_p.
109 2008-10-28 Joseph Myers <joseph@codesourcery.com>
111 * convert.c (strip_float_extensions): Do not remove or introduce
112 conversions between binary and decimal floating-point types.
114 2008-10-28 Jakub Jelinek <jakub@redhat.com>
117 * fold-const.c (distribute_bit_expr): Convert common, left and
118 right arguments to type.
120 2008-10-28 Nick Clifton <nickc@redhat.com>
122 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
123 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
124 call_really_used_regs array rather than the call_used_regs array.
125 (mn10300_get_live_callee_saved_regs, expand_prologue,
126 expand_epilogue, output_tst): Likewise.
128 2008-10-27 Jakub Jelinek <jakub@redhat.com>
131 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
132 (df_get_entry_block_def_set): Neither here.
133 (df_get_regular_block_artificial_uses): Add EH_USES registers.
135 PR tree-optimization/37879
136 * predict.c (tree_estimate_probability): Check if last_stmt is
137 non-NULL before dereferencing it.
139 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
141 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
142 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
143 (ira_fast_allocation): Remove the prototype.
145 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
146 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
147 (color_pass): Modify the updated costs.
148 (ira_color): Rename to color. Make it static.
149 (ira_fast_allocation): Rename to fast_allocation. Make it static.
150 (ira_color): New function.
152 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
155 * ira-lives.c (last_call_num, allocno_saved_at_call): New
157 (set_allocno_live, clear_allocno_live, mark_ref_live,
158 mark_ref_dead): Invalidate corresponding element of
159 allocno_saved_at_call.
160 (process_bb_node_lives): Increment last_call_num. Setup
161 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
162 allocno was already saved.
163 (ira_create_allocno_live_ranges): Initiate last_call_num and
164 allocno_saved_at_call.
166 * ira-build.c (ira_create_allocno): Initiate
167 ALLOCNO_UPDATED_COVER_CLASS_COST.
168 (create_cap_allocno, propagate_allocno_info,
169 remove_unnecessary_allocnos): Remove setting updated costs.
170 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
172 * ira.c (ira): Don't call ira_fast_allocation.
174 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
177 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
180 * ira-conflicts.c (process_regs_for_copy): Remove class subset
183 * ira-int.h (ira_hard_regno_cover_class): New.
185 * ira-lives.c (mark_reg_live, mark_reg_dead,
186 process_bb_node_lives): Use ira_hard_regno_cover_class.
188 * ira.c (reg_class ira_hard_regno_cover_class): New global
190 (setup_hard_regno_cover_class): New function.
191 (ira_init): Call setup_hard_regno_cover_class.
193 * ira-costs.c (cost_class_nums): Add comment.
194 (find_allocno_class_costs): Initiate cost_class_nums.
195 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
197 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
200 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
201 Rename to copy_info_to_removed_store_destinations. Propagate
202 conflict hard regs and register stack attribute.
204 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
207 * pa.c (function_arg_padding): Pad complex and vector types upward in
209 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
211 2008-10-26 Matthias Klose <doko@ubuntu.com>
213 * doc/install.texi: Document requirements on antlr.
215 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
217 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
220 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
223 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
224 is defined, use it to modify the constant offset.
226 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
228 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
229 and short arguments to the correct location as mandated by the
232 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
234 PR rtl-optimization/37769
235 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
237 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
239 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
240 unwind-dw2-Os-4-200.o.
242 2008-10-24 Joseph Myers <joseph@codesourcery.com>
244 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
245 (convert_for_assignment): Remove ic_argpass_nonproto cases.
247 2008-10-24 Jakub Jelinek <jakub@redhat.com>
249 PR tree-optimization/36038
250 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
251 add sizetype IV with initial value zero instead of pointer type.
253 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
256 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
257 around bit operation.
258 * profile.c (is_edge_inconsistent): Likewise.
259 * fold-const.c (truth_value_p): Move from here...
260 * tree.h (truth_value_p): ... to here.
261 * c-tree.h (c_expr): Update description of original_code.
262 * c-typeck.c (parser_build_unary_op): Set original_code.
263 (parser_build_binary_op): Update call to warn_about_parentheses.
264 * c-common.c (warn_about_parentheses): Take two additional
265 arguments of the operands. Use a switch. Quote operators
266 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
267 Add warning about !x | y and !x & y.
268 * c-common.h (warn_about_parentheses): Update declaration.
270 2008-10-24 Jakub Jelinek <jakub@redhat.com>
272 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
273 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
274 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
276 (check-subtargets, check-%-subtargets, check-parallel-%): New
278 (check-%): For test targets listed in lang_checks_parallelized
279 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
280 run the testing in multiple make goals, possibly parallel, and
281 afterwards run dg-extract-results.sh to merge the sum and log files.
283 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
285 * config/mips/mips.c (mips_canonicalize_move_class): New function.
286 (mips_move_to_gpr_cost): Likewise.
287 (mips_move_from_gpr_cost): Likewise.
288 (mips_register_move_cost): Make more fine-grained.
290 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
292 * graphite.c (graphite_apply_transformations): Check for
294 * toplev.c (process_options): Add graphite_identity.
295 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
297 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
299 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
300 mulhisihl and mulhisihh builtins.
302 From Jie Zhang <jie.zhang@analog.com>
303 * config/bfin/bfin.md (composev2hi): Put operands into vector
306 2008-10-22 Chao-ying Fu <fu@mips.com>
308 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
310 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
312 From Mike Frysinger <michael.frysinger@analog.com>
313 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
314 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
315 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
316 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
317 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
318 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
319 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
320 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
321 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
322 __ADSPBF51x__ for all of them.
323 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
324 -mcpu bf512, bf514, bf516, and bf518.
325 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
326 bf512-none, bf514-none, bf516-none, and bf518-none.
327 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
328 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
329 * doc/invoke.texi (Blackfin Options): Document that
330 -mcpu now accepts bf512, bf514, bf516, and bf518.
332 2008-10-22 Jakub Jelinek <jakub@redhat.com>
335 * fold-const.c (build_range_type): For 1 .. signed_max
336 range call build_nonstandard_inter_type if signed_type_for
337 returned a type with bigger precision.
339 2008-10-22 Richard Guenther <rguenther@suse.de>
341 * tree.def (COMPLEX_TYPE): Constrain element type.
342 * tree.c (build_complex_type): Assert that.
343 * tree-ssa-structalias.c (could_have_pointers): Complex types
344 cannot have pointers.
346 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
349 * c-typeck.c (convert_for_assignment): Do not give declaration's
350 location for builtins. Spell out which type was expected and which
353 2008-10-22 Nick Clifton <nickc@redhat.com>
355 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
356 the fdpic register to be a target when running in fdpic mode.
358 2008-10-22 Rafael Espindola <espindola@google.com>
360 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
361 newly created statements.
363 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
366 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
367 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
368 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
370 2008-10-22 Jakub Jelinek <jakub@redhat.com>
373 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
374 Adjust -mcmodel=medium description for 2005-07-31 changes.
376 2008-10-22 Jan Hubicka <jh@suse.cz>
377 Jakub Jelinek <jakub@redhat.com>
380 * doc/invoke.texi: Remove references to obsoleted -d dumps.
382 2008-10-21 Richard Henderson <rth@redhat.com>
385 * emit-rtl.c (get_spill_slot_decl): Export.
386 * emit-rtl.h (get_spill_slot_decl): Declare.
387 * var-tracking.c (vt_add_function_parameters): Relax assertion
388 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
390 2008-10-21 Bob Wilson <bob.wilson@acm.org>
392 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
393 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
396 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
399 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
400 processed by get_maxval_strlen.
402 2008-10-21 David Edelsohn <edelsohn@gnu.org>
405 * tree.c (get_file_function_name): Copy first_global_object_name.
406 Centralize call to clean_symbol_name.
408 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
410 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
411 * config/svr4.h (SVR4_ASM_SPEC): New.
412 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
413 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
415 * doc/invoke.texi (Option Summary): Add -T to linker options.
416 (Link Options): Document -T.
418 2008-10-21 Jakub Jelinek <jakub@redhat.com>
420 * tree-inline.c (tree_inlinable_function_p): Remove tuples
423 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from
427 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
429 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
431 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
434 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
436 * doc/install.texi: Fix typos in previous patch.
438 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
440 * doc/install.texi: Document in-tree building of gcc and mpfr.
442 2008-10-19 Richard Guenther <rguenther@suse.de>
444 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
446 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
449 * c-decl.c (finish_enum): Convert non-integer enumerators to enum
451 (build_enumerator): Convert enumerators that fit in integer to
454 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
456 * config/i386/i386.md (unnamed peephole2): Do not force memory
457 operands of arith or logical instructions into registers for
458 non-TARGET_READ_MODIFY targets.
460 (ffs_cmove): Change operand 0 predicate to register_operand.
461 Change operand 1 predicate to nonimmediate_operand.
463 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
465 2008-10-18 Richard Guenther <rguenther@suse.de>
467 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
468 VIEW_CONVERT_EXPR case against invalid gimple.
470 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
472 * c-parser.c (c_parser_binary_expression): Silence the
473 uninitialized variable warning emitted for binary_loc.
475 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
477 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
480 2008-10-16 Joseph Myers <joseph@codesourcery.com>
483 * c-typeck.c (build_unary_op): Use omit_one_operand for
484 IMAGPART_EXPR of real argument.
486 2008-10-16 Jakub Jelinek <jakub@redhat.com>
488 PR tree-optimization/37664
489 * fold-const.c (fold_binary): When optimizing comparison with
490 highest or lowest type's value, don't consider TREE_OVERFLOW.
492 2008-10-16 David Edelsohn <edelsohn@gnu.org>
495 * Makefile.in (coverage.o): Depend on $(TM_P_H).
496 * coverage.c: Include tm_p.h.
497 * config/rs6000/x-aix (jc1): Override LDFLAGS.
498 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
499 dollar signs from PREFIX.
500 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
501 instead of manual strip_name_encoding.
503 2008-10-16 Richard Guenther <rguenther@suse.de>
506 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
507 volatile qualified functions or methods as relevant.
509 2008-10-16 Jakub Jelinek <jakub@redhat.com>
511 PR tree-optimization/37525
512 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
513 sizetype unsigned constants, both in the case of C and bounds.
515 2008-10-15 Jan Hubicka <jh@suse.cz>
517 * ira-emit.c (change_regs): Return false when replacing reg by
520 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
523 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
524 HARD_REGNO_CALL_PART_CLOBBERED.
526 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
529 * ira-lives.c (mark_early_clobbers): Remove.
530 (make_pseudo_conflict, check_and_make_def_use_conflicts,
531 check_and_make_def_conflicts,
532 make_early_clobber_and_input_conflicts,
533 mark_hard_reg_early_clobbers): New functions.
534 (process_bb_node_lives): Call
535 make_early_clobber_and_input_conflicts and
536 mark_hard_reg_early_clobbers. Make hard register inputs live again.
538 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
539 early clobbers of pseudo-registers.
541 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
544 * ira-build.c (ira_flattening): Recalculate
545 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
546 from the scratch instead of the propagation.
548 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
550 * doc/rtl.texi (const_double): Remove the "addr" operand.
551 Describe CONST_DOUBLE_* macros under const_double rather
553 (const_fixed): Fix the operand description.
554 (const): Add an @findex directive.
555 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
556 after the constant rtl table.
557 (fix): Combine floating-point and fixed-point descriptions.
559 * sched-deps.c (sched_analyze_2): Remove reference to
562 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
564 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
566 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
567 for UNSPEC_GOTSYM_OFFs.
568 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
569 (add_GOT_to_pic_reg): Use it.
570 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
572 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
573 Harsha Jagasia <harsha.jagasia@amd.com>
575 PR tree-optimization/37485
576 * graphite.c (gmp_cst_to_tree): Moved.
577 (iv_stack_entry_is_constant): New.
578 (iv_stack_entry_is_iv): New.
579 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
580 (loop_iv_stack_insert_constant): New.
581 (loop_iv_stack_pop): Use new datatpype.
582 (loop_iv_stack_get_iv): Same.
583 (loop_iv_stack_get_iv_from_name): Same.
584 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
585 (loop_iv_stack_patch_for_consts): New.
586 (loop_iv_stack_remove_constants): New.
587 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
588 (translate_clast): Call loop_iv_stack_patch_for_consts and
589 loop_iv_stack_remove_constants.
590 (gloog): Use new datatype. Redirect construction edge to end
591 block to avoid accidental deletion.
592 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
594 (union iv_stack_entry_data): New. Data in iv stack entry.
595 (struct iv_stack_entry): New. Datatype for iv stack entries.
597 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
599 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
600 * graphite.c (free_scop): Same.
602 (free_scattering): New.
603 (build_cloog_prog): Call free_scattering.
604 (patch_phis_for_virtual_defs): Fix memleak.
605 (graphite_trans_bb_strip_mine): Same.
608 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
609 Harsha Jagasia <harsha.jagasia@amd.com>
611 PR tree-optimization/37828
612 * graphite.c (graphite_trans_loop_block): Do not loop block
615 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
617 PR tree-optimization/37686
618 * tree-loop-linear.c (linear_transform_loops): Build a
619 loop nest vector. Pass it to lambda_compute_access_matrices.
620 * tree-data-ref.h (struct access_matrix): Store the loop nest
621 relative to which it encodes the information.
622 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
623 (am_vector_index_for_loop): Reimplemented: iterate over the
624 loop nest for finding the loop index in the access matrix.
625 (lambda_compute_access_matrices): Update declaration.
626 * lambda-code.c (build_access_matrix): Pass the loop nest and
628 (lambda_compute_access_matrices): Same.
630 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
632 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
633 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
634 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
635 already implies hard float. Also fix several insn condition
636 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
638 2008-10-15 David Edelsohn <edelsohn@gnu.org>
641 Based on patches by Laurent Vivier.
642 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
643 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
644 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
645 dollar sign to underscore.
646 (ASM_OUTPUT_EXTERNAL): Same.
647 (ASM_OUTPUT_LABELREF): New.
648 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
650 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
651 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
652 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
653 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
655 2008-10-15 Jakub Jelinek <jakub@redhat.com>
657 PR tree-optimization/36881
658 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
659 that each value doesn't need runtime relocations, for !flag_pic
660 check that each value is just a valid initializer constant.
662 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
664 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
665 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
666 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
667 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
669 (REG_CLASS_NAMES): Update accordingly.
670 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
671 rather than an unpredictable descriptive string.
672 * config/mips/mips.c (mips_register_move_cost): Remove comment.
673 (mips_register_move_cost): Check for specific COP*_REGS classes,
674 instead of ALL_COP_AND_GR_REGS.
675 (mips_ira_cover_classes): New function.
676 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
677 (TARGET_IRA_COVER_CLASSES): Define.
679 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
682 * tree.c (build_type_attribute_qual_variant): Hash on the
683 unqualified type, and don't overwrite an existing
684 (type_hash_eq): Make the TYPE_NAME of the types significant, to
685 allow distinguishing between wchar_t and its underlying type. This
686 also means that we'll retain a little more typedef information.
688 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
689 Dmitry Melnik <dm@ispras.ru>
690 Dmitry Zhurikhin <zhur@ispras.ru>
691 Alexander Monakov <amonakov@ispras.ru>
692 Maxim Kuvyrkov <maxim@codesourcery.com>
694 * target.h (struct gcc_target): Update prototypes of needs_block_p
696 * haifa-sched.c (create_check_block_twin): Update calls to the above.
697 * sel-sched.c (create_speculation_check): Likewise.
698 * doc/tm.texi: Provide documentation for new target hooks.
700 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
701 (ia64_gen_spec_insn): Removed.
702 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
703 ia64_gen_spec_check): New static functions.
704 (ia64_alloc_sched_context, ia64_init_sched_context,
705 ia64_set_sched_context, ia64_clear_sched_context,
706 ia64_free_sched_context, ia64_get_insn_spec_ds,
707 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
708 (ia64_needs_block_p): Change prototype.
709 (ia64_gen_check): Rename to ia64_gen_spec_check.
710 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
711 into declaration, add special memory dependencies handling.
712 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
713 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
714 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
715 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
716 Define new target hooks.
717 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
718 (ia64_optimization_options): Turn on selective scheduling with -O3,
719 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by default
720 with selective scheduling.
721 (ia64_override_options): Initialize align_loops and align_functions
722 to 32 and 64, respectively. Set global selective scheduling flags
723 according to target-dependent flags.
724 (rtx_needs_barrier): Support UNSPEC_LDS_A.
725 (group_barrier_needed): Use new mstop-bit-before-check flag.
727 (dfa_state_size): Make global.
728 (spec_check_no, max_uid): Remove.
729 (mem_ops_in_group, current_cycle): New variables.
730 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
731 Initialize new variables.
732 (is_load_p, record_memory_reference): New functions.
733 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
735 (ia64_variable_issue): Change use of current_sched_info to
736 sched_deps_info. Update comment. Note if a load or a store is issued.
737 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
738 advance if maximal number of loads or stores was issued on current
740 (scheduled_good_insn): New static helper function.
741 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
742 a group barrier is needed. Fix vertical spacing. Guard the code
743 doing state transition with last_scheduled_insn check.
744 Mark that a stop bit should be before current insn if there was a
745 cycle advance. Update current_cycle and mem_ops_in_group.
746 (ia64_h_i_d_extended): Change use of current_sched_info to
747 sched_deps_info. Reallocate stops_p by larger chunks.
748 (struct _ia64_sched_context): New structure.
749 (ia64_sched_context_t): New typedef.
750 (ia64_alloc_sched_context, ia64_init_sched_context,
751 ia64_set_sched_context, ia64_clear_sched_context,
752 ia64_free_sched_context): New static functions.
753 (gen_func_t): New typedef.
754 (get_spec_load_gen_function): New function.
755 (SPEC_GEN_EXTEND_OFFSET): Declare.
756 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
757 (get_mode_no_for_insn): Change the condition that prevents use of
758 special hardware registers so it can now handle pseudos.
759 (get_spec_unspec_code): New function.
760 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
761 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
762 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
763 during selective scheduling.
764 (ia64_speculate_insn): Use ds_get_speculation_types when
765 determining whether we need to change the pattern.
766 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
767 (ia64_spec_check_src_p): Support new speculation/check codes.
768 (struct bundle_state): New field.
769 (issue_nops_and_insn): Initialize it.
770 (insert_bundle_state): Minimize mid-bundle stop bits.
771 (important_for_bundling_p): New function.
772 (get_next_important_insn): Use important_for_bundling_p.
773 (bundling): When shifting TImode from unimportant insns, ignore
774 also group barriers. Assert that best state is found before
775 the backward bundling pass. Print number of mid-bundle stop bits.
776 Minimize mid-bundle stop bits. Check correct calculation of
777 mid-bundle stop bits.
778 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
779 (final_emit_insn_group_barriers): Emit stop bits before insns starting
781 (sel2_run): New variable.
782 (ia64_reorg): When flag_selective_scheduling2 is set, run the selective
783 scheduling pass instead of schedule_ebbs.
785 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
786 (UNSPEC_LDS_A): New UNSPEC.
787 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
788 movti_internal, movsf_internal, movdf_internal,
789 movxf_internal): Make visible. Add speculable* attributes.
790 (output_c_nc): New mode attribute.
791 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
792 mov<mode>_nc, zero_extend<mode>di2_nc,
793 advanced_load_check_nc_<mode>): New insns.
794 (zero_extend*): Add speculable* attributes.
796 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
797 (msched-stop-bits-after-every-cycle): Likewise.
798 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
800 (msched-spec-verbose): Remove.
801 (msched-prefer-non-data-spec-insns,
802 msched-prefer-non-control-spec-insns,
803 msched-count-spec-in-critical-path,
804 msel-sched-dont-check-control-spec): Use Target Report Var
805 instead of Common Report Var.
807 * config/ia64/itanium2.md: Remove incorrect bypass.
809 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
811 2008-10-14 Jakub Jelinek <jakub@redhat.com>
814 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
817 2008-10-14 Ben Elliston <bje@au.ibm.com>
819 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
821 2008-10-13 Joseph Myers <joseph@codesourcery.com>
823 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
826 2008-10-13 Matthias Klose <doko@ubuntu.com>
828 * config/pa/linux-atomic.c: Work around missing header file
829 for hppa64-linux-gnu targets.
831 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
832 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
833 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
834 Grace Cao <grace_cao@playstation.sony.com>
836 * doc/invoke.texi (-mgen-cell-microcode): Document.
837 (-mwarn-cell-microcode): Document.
838 * cfglayout.c (locator_location): Export.
839 * rtl.h (locator_location): Define prototype.
840 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
842 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
843 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
844 (mwarn-cell-microcode): New option.
845 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
846 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
847 cell and not already set.
848 Turn off string instructions if not generating cell microcode.
849 (rs6000_final_prescan_insn): New function that warns about microcoded
851 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
852 * config/rs6000/rs6000.md
853 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
854 the instruction would have been microcoded on the Cell. Set cell_micro
855 to always on unnamed patterns for the string instructions.
856 (cell_micro): Update definition, remove load/store conditional
858 (sign_extend:DI): Define new pattern for non microcoded version.
859 (sign_extend:SI): Likewise.
860 (compare (div:P)): Set cell_micro to not.
861 (andsi3): Define as an expand.
862 (andsi3_mc): New pattern.
863 (andsi3_nomc): New pattern.
864 (andsi3_internal0_nomc): New pattern.
865 (andsi3_internal2): Rename to ...
866 (andsi3_internal2_mc): this and enable iff generating microcode.
867 (andsi3_internal3): Rename to ...
868 (andsi3_internal3_mc): this and enable iff generating microcode.
869 (andsi3_internal4): Enable iif generating microcode.
870 (andsi3_internal5): Rename to ..
871 (andsi3_internal5_mc): this and enable iff generating microcode.
872 (andsi3_internal5_nomc): New pattern.
873 (extzvdi_internal1): Enable iff generating microcode.
874 (extzvdi_internal2): Likewise.
875 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
876 (anddi3): Change to expand.
877 (anddi3_mc): Rename from anddi3.
878 (anddi3_no_mc): New pattern.
879 (anddi3_internal2): Rename to ..
880 (anddi3_internal2_mc): this and enable iff generating microcode.
881 (anddi3_internal2_nomc): New pattern.
882 (anddi3_internal3): Rename to ..
883 (anddi3_internal3_mc): this and enable iff generating microcode.
884 (anddi3_internal3_nomc): New pattern.
885 (movti_string): Set cell_micro to always if TARGET_STRING.
886 (stmsi8): Set cell_micro to always.
892 (stmsi8_power): Likewise.
893 (stmsi7_power): Likewise.
894 (stmsi6_power): Likewise.
895 (stmsi5_power): Likewise.
896 (stmsi4_power): Likewise.
897 (stmsi3_power): Likewise.
898 (movsi_update2): Enable iff generating microcode.
899 (movhi_update3): Likewise.
900 (lmw): Set cell_micro to always.
902 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
904 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
905 * config/s390/s390.c (machine_function): Remove
906 decomposed_literal_pool_addresses_ok_p.
907 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
908 the difference of two labels.
909 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
910 (s390_pool_offset): New function.
911 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
912 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
914 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
916 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
917 (powerpc*-*-linux-gnu*): Describe.
918 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
919 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
920 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
921 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
922 config/rs6000/e500crtres32gpr.asm,
923 config/rs6000/e500crtres64gpr.asm,
924 config/rs6000/e500crtres64gprctr.asm,
925 config/rs6000/e500crtrest32gpr.asm,
926 config/rs6000/e500crtrest64gpr.asm,
927 config/rs6000/e500crtresx32gpr.asm,
928 config/rs6000/e500crtresx64gpr.asm,
929 config/rs6000/e500crtsav32gpr.asm,
930 config/rs6000/e500crtsav64gpr.asm,
931 config/rs6000/e500crtsav64gprctr.asm,
932 config/rs6000/e500crtsavg32gpr.asm,
933 config/rs6000/e500crtsavg64gpr.asm,
934 config/rs6000/e500crtsavg64gprctr.asm: Use it.
935 * config/rs6000/crtsavres.asm: Really remove.
937 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
940 * c-format.c (convert_format_name_to_system_name): Use
941 TARGET_OVERRIDES_FORMAT_INIT.
942 * config.gcc (extra_options): Add for mingw targets mingw.opt.
943 * config/i386/mingw.opt: New.
944 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
945 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
946 (ms_printf_length_specs): Removed const specifier.
947 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
948 * doc/invoke.texi (Wno-pedantic-ms-format): New.
950 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
952 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
953 * doc/install.texi: Bump recommended MPFR to 2.3.2.
955 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
958 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
959 sure that ref has valid bb.
961 2008-10-12 Richard Henderson <rth@redhat.com>
964 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
965 * alias.c (value_addr_p, stack_addr_p): Remove.
966 (nonoverlapping_memrefs_p): Remove IRA special case.
967 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
968 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
969 * reload1.c (alter_reg): Use it.
971 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
973 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
974 of registers instead of eax, ebx, ecx and edx. Use for loop
975 and check register for non-zero value before the call
976 to decode_caches_intel.
978 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
980 PR rtl-optimization/37448
981 * df.h: (df_ref_class): New enum.
982 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
983 (struct df_ref): Replaced with union df_ref_d.
984 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
985 New members of df_ref_d union.
986 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
987 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
988 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
989 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
990 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
991 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
992 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
993 (df_scan_bb_info, df_bb_regno_first_def_find,
994 df_bb_regno_last_def_find, df_find_def, df_find_use,
995 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
996 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
997 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
998 df_get_artificial_defs, df_get_artificial_uses, union_defs)
999 Replaced struct df_ref * with df_ref.
1000 * df-scan.c (df_collection_rec, df_null_ref_rec,
1001 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
1002 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
1003 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
1004 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
1005 df_reorganize_refs_by_reg_by_reg,
1006 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
1007 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
1008 df_sort_and_compress_refs, df_install_ref, df_install_refs,
1009 df_ref_record, df_get_conditional_uses, df_get_call_refs,
1010 df_bb_refs_record, df_exit_block_uses_collect,
1011 df_record_exit_block_uses, df_reg_chain_mark,
1012 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
1013 df_ref * with df_ref.
1014 (df_ref_record, df_uses_record, df_ref_create_structure): Added
1015 df_ref_class parameter.
1016 (df_scan_problem_data): Added new pools for different types of refs.
1017 (df_scan_free_internal, df_scan_alloc, df_free_ref,
1018 df_ref_create_structure): Processed new ref pools.
1019 (df_scan_start_dump): Added counts of refs and insns.
1020 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
1021 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1022 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
1023 code to pass df_ref_class down to ref creation functions.
1024 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
1025 df_reg_chain_mark): Use macros to hide references to df_refs.
1026 (df_ref_chain_change_bb): Removed.
1027 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
1028 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
1029 Enhanced to understand df_ref union structure.
1030 * fwprop.c (local_ref_killed_between_p, use_killed_between,
1031 all_uses_available_at, update_df, try_fwprop_subst,
1032 forward_propagate_subreg, forward_propagate_and_simplify,
1033 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
1034 df_ref * with df_ref.
1035 (use_killed_between, all_uses_available_at): Use macros to hide
1036 references to df_refs.
1037 * regstat.c (regstat_bb_compute_ri,
1038 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
1040 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
1041 see_handle_relevant_refs, see_analyze_one_def,
1042 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
1043 struct df_ref * with df_ref.
1044 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
1045 global_conflicts): Replaced struct df_ref * with df_ref.
1046 * ddg.c (create_ddg_dep_from_intra_loop_link,
1047 add_cross_iteration_register_deps, build_inter_loop_deps):
1048 Replaced struct df_ref * with df_ref.
1049 (create_ddg_dep_from_intra_loop_link,
1050 add_cross_iteration_register_deps): Use macros to hide references
1052 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
1053 df_ref * with df_ref.
1054 * df-core.c (df_bb_regno_first_def_find,
1055 df_bb_regno_last_def_find, df_find_def, df_find_use,
1056 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1057 debug_df_ref): Replaced struct df_ref * with df_ref.
1058 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
1059 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
1061 * web.c (union_defs, entry_register, replace_ref, web_main):
1062 Replaced struct df_ref * with df_ref.
1063 (union_defs, replace_ref): Use macros to hide references to df_refs.
1064 * global.c (compute_regs_asm_clobbered, build_insn_chain):
1065 Replaced struct df_ref * with df_ref.
1066 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
1067 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
1068 Replaced struct df_ref * with df_ref.
1069 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
1070 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
1072 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
1073 * df-byte-scan.c (df_compute_accessed_bytes_extract,
1074 df_compute_accessed_bytes_strict_low_part,
1075 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
1076 Replaced struct df_ref * with df_ref.
1077 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
1078 * init-regs.c (initialize_uninitialized_regs): Replaced struct
1079 df_ref * with df_ref.
1080 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
1081 check_dependency, check_dependencies, record_uses): Replaced
1082 struct df_ref * with df_ref.
1083 (invariant_for_use, check_dependency): Use macros to hide
1084 references to df_refs.
1085 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
1086 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
1087 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
1088 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
1089 references to df_refs.
1090 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
1092 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
1093 * df-problems.c (df_rd_bb_local_compute_process_def,
1094 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
1095 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
1096 df_chain_remove_problem, df_chain_create_bb_process_use,
1097 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
1098 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
1099 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
1100 df_byte_lr_simulate_artificial_refs_at_top,
1101 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
1102 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
1103 df_simulate_uses, df_simulate_artificial_refs_at_end,
1104 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
1106 (df_chain_dump): Use macros to hide references to df_refs.
1107 * config/mips/mips.c (r10k_simplify_address): Replaced struct
1108 df_ref * with df_ref.
1109 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
1110 mark_artificial_uses, mark_reg_dependencies,
1111 byte_dce_process_block): Replaced struct df_ref * with df_ref.
1113 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
1115 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
1117 (array_ref_element_size): Likewise.
1118 (array_ref_low_bound): Likewise.
1119 (array_ref_up_bound): Likewise.
1120 * expr.c (contains_packed_reference): Likewise.
1121 (array_ref_element_size): Likewise.
1122 (array_ref_low_bound): Likewise.
1123 (array_ref_up_bound): Likewise.
1124 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
1125 with ARRAY_RANGE_REF.
1126 (idx_find_step): Likewise.
1127 (idx_record_use): Likewise.
1128 (strip_offset_1): Likewise.
1129 (idx_remove_ssa_names): Likewise.
1131 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
1132 Andi Kleen <ak@linux.intel.com>
1134 * config/i386/cpuid.h (__cpuid_count): New defines.
1135 * config/i386/driver-i386.c (struct cache_desc): New structure.
1136 (describe_cache): Use struct cache_desc to pass cache descriptions.
1137 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
1138 (detect_caches_amd): Use struct cache_desc to describe caches.
1139 (decode_caches_intel): Use struct cache_desc to pass cache
1140 descriptions. Update descriptions to match latest (rev -032,
1141 December 2007) CPUID documentation. Do not check valid bit here.
1142 Check for Xeon MP value 0x49 problems.
1143 (detect_caches_cpuid2): New function, split from detect_caches_intel.
1144 Check valid bit before calling decode_caches_intel. Detect number
1145 of times to repeat CPUID instruction.
1146 (detect_caches_cpuid4): New function.
1147 (detect_caches_intel): Depending on max_level, call
1148 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
1149 only when other methods fail to provide valid L2 cache description.
1151 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1154 * pa.md (call, call_value): Generate an rtx for register r4 and pass
1155 it to PIC call patterns.
1156 (call_symref_pic): Revise pattern to expose PIC register save. Remove
1157 code generation and attributes from pattern. Change peephole2 to split
1158 for noreturn case. Revise split pattern for non noreturn case.
1159 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
1160 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
1161 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
1164 2008-10-11 David Edelsohn <edelsohn@gnu.org>
1166 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
1167 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
1169 (divdf3): Reformat long line.
1171 2008-10-11 Michael J. Eager <eager@eagercon.com>
1173 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
1175 (rs6000_handle_option): Process -mfpu options.
1176 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
1177 (enum fpu_type_t): New.
1178 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
1179 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
1181 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
1182 (floatdidf2): Add TARGET_SINGLE_FPU condition.
1183 * config/rs6000/rs6000.opt (-mfpu): New.
1184 (-mxilinx-fpu): New.
1185 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
1186 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
1187 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
1188 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
1189 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
1191 2008-10-11 Jakub Jelinek <jakub@redhat.com>
1194 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
1195 LO_SUM on Darwin if mode has just one unit.
1197 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
1200 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
1201 has been optimized out.
1203 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
1205 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
1206 instead of PIC_DIRECT_ADDR_P.
1207 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1208 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
1209 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
1210 (PIC_OFFSET_P): Rename to...
1211 (PCREL_SYMOFF_P): ...this.
1212 (PIC_DIRECT_ADDR_P): Delete.
1213 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
1215 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
1216 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
1217 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
1218 * config/sh/sh.c (print_operand): Remove CONST handling.
1219 (unspec_caller_rtx_p): Rewrite to use split_const and check
1220 the operands of UNSPEC bases.
1221 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
1222 with (unspec [A B] UNSPEC_SYMOFF).
1223 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
1224 UNSPEC_PCREL_SYMOFF.
1225 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1226 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
1227 (UNSPEC_EXTRACT_U16): Likewise.
1228 (UNSPEC_SYMOFF): Likewise.
1229 (UNSPEC_PCREL_SYMOFF): Likewise.
1230 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
1232 (movsi_const_16bit): Likewise.
1233 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
1234 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
1235 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
1236 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
1237 with (unspec [A B] UNSPEC_SYMOFF).
1238 (symPLT_label2reg): Replace (minus A (minus B pc)) with
1239 (unspec [A B] PCREL_UNSPEC_SYMOFF).
1240 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
1241 (Csu): Likewise UNSPEC_EXTRACT_U16.
1242 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1243 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
1245 2008-10-10 Stepan Kasal <skasal@redhat.com>
1247 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
1248 for loop strip mining and loop blocking.
1250 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1252 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
1253 vary types depending on debug info.
1255 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1257 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
1258 before ensuring it's already computed.
1260 2008-10-09 Jakub Jelinek <jakub@redhat.com>
1262 * rtl.h (locator_eq): New decl.
1263 * cfglayout.c (locator_scope): New function.
1264 (insn_scope): Use it.
1265 (locator_eq): New function.
1266 (fixup_reorder_chain): Search for last insn in src bb
1267 that has locator set or first insn in dest bb. Use
1268 locator_eq instead of == to compare locators.
1269 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
1270 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
1271 == to compare locators.
1273 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
1275 * gimple-low.c (lower_function_body, lower_gimple_return,
1276 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
1277 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
1278 goto_block on edges if goto_locus is known.
1281 * tree.h (get_object_alignment): Declare.
1282 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
1283 get_object_alignment if needed.
1284 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand handling
1286 (get_object_alignment): ... here. New function. Try harder to
1287 determine alignment from get_inner_reference returned offset.
1289 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1291 * graphite.c (gloog): Don't call find_unreachable_blocks
1292 before delte_unreachable_blocks.
1294 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
1295 goto_locus of true_edge into RTL locator.
1297 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
1299 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
1300 (*jcc_btdi_mask_rex64): Ditto.
1302 (*jcc_btsi_mask): Ditto.
1303 (*jcc_btsi_1): Ditto.
1304 (*jcc_btsi_mask_1): Ditto.
1306 2008-10-08 Paul Brook <paul@codesourcery.com>
1308 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
1309 compatible profiler (__gnu_mcount_nc).
1310 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1312 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1314 * config/i386/i386.c (initial_ix86_tune_features): Add
1315 X86_TUNE_USE_VECTOR_FP_CONVERTS.
1316 * config/i386/i386.h (ix86_tune_indices): Likewise.
1317 (TARGET_USE_VECTOR_FP_CONVERTS): New.
1319 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
1320 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
1321 for FP to FP splitters.
1323 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1325 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
1328 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1332 PR rtl-optimization/37341
1333 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
1334 to ORIG_BB, pass through ORIG_BB recursively.
1335 (cse_condition_code_reg): Adjust caller.
1337 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
1339 * sdbout.c (sdbout_one_type): Treat the value type
1340 CONST_DECL for enumerals.
1342 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1344 * config/i386/i386.md: Remove trailing white spaces.
1346 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1348 PR rtl-optimization/37448
1349 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
1350 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
1352 (struct output_info) [count]: Renamed total_created and made
1354 (struct output_info) [size]: Renamed total_allocated and made
1356 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
1357 Properly keep track of desc->size.
1358 (print_statistics, dump_alloc_pool_statistics): Enhance the
1359 printing of statistics to print the number of elements and to use
1362 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1365 * opts.h (CL_SAVE): Move up to flags range.
1366 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
1367 CL_COMMON): Renumber.
1368 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
1369 * opts.c (common_handle_option): Revert last change.
1371 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1373 * config/i386/i386-protos.h (ix86_schedule): New.
1375 * config/i386/i386.c (ix86_schedule): New.
1376 (override_options): Add schedule to processor_alias_table. Set
1377 ix86_schedule from the schedule field in processor_alias_table.
1378 (ix86_function_specific_save): Save ix86_schedule.
1379 (ix86_function_specific_restore): Restore ix86_schedule.
1381 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
1382 ix86_tune. Add none and remove i386, i486, pentium4, nocona
1385 * config/i386/i386.opt: Add schedule.
1387 * config/i386/ppro.md: Remove generic32.
1389 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
1392 * expr.c (count_type_elements): Handle ERROR_MARK.
1394 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1399 * basic-block.h (struct edge_def): Add goto_block field.
1400 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
1401 one insn with locus corresponding to edge's goto_locus if !optimize.
1402 * profile.c (branch_prob): Copy edge's goto_block.
1403 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
1405 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
1406 locator in between the merged basic blocks if !optimize and needed.
1407 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
1408 goto_locus into RTL locator. For unconditional jump use that
1409 locator for the jump insn.
1410 (expand_gimple_cond): Convert goto_block and goto_locus into
1411 RTL locator for all remaining edges. For unconditional jump
1412 use that locator for the jump insn.
1413 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
1414 there is more than one edge or insn locator along the forwarding
1415 edges and !optimize. If there is just one, set e->goto_locus.
1416 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
1418 (move_block_to_fn): Adjust edge's goto_block.
1420 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1423 * expmed.c (expand_mult): Properly check DImode constant in
1426 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1429 * dwarf2out.c (common_block_die_table): New variable.
1430 (common_block_die_table_hash, common_block_die_table_eq): New
1432 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
1433 COMMON block in the current scope rather than globally. Optimize
1434 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
1435 DW_OP_addr SYMBOL_REF+off.
1437 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
1439 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
1440 Return true for non-addressable GIMPLE operands.
1442 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1445 * config/i386/i386.c (initial_ix86_tune_features): Remove
1446 X86_TUNE_USE_BIT_TEST.
1447 * config/i386/i386.h (ix86_tune_indices): Likewise.
1448 (TARGET_USE_BIT_TEST): Removed.
1450 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1452 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
1454 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
1456 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
1457 (mul<mode>3_mul3): ... into this new template.
1459 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1461 * gimplify.c (gimplify_arg): Add location argument. Use it.
1462 (gimplify_call_expr): Pass location to gimplify_arg.
1463 (gimplify_modify_expr_to_memcpy): Same.
1464 (gimplify_modify_expr_to_memset): Same.
1466 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1468 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1469 Update calls to build_unary_op and build_indirect_ref for location
1472 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1475 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
1476 * c-typeck.c (array_to_pointer_conversion): Pass location to
1478 (function_to_pointer_conversion): Use error_at and warning_at.
1479 (build_indirect_ref): Same.
1480 (build_array_ref): Pass location to build_binary_op.
1481 (parser_build_unary_op): Do not set location after calling
1483 (build_unary_op): Add location argument. Use it throughout. Set
1484 EXPR_LOCATION before returning new tree.
1485 (build_modify_expr): Same.
1486 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
1488 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
1489 build_indirect_ref, build_modify_expr.
1490 (c_finish_omp_for): Same. Use error_at instead of error.
1491 * c-common.c (c_common_truthvalue_conversion): Pass location to
1493 (warn_for_div_by_zero): Add location argument.
1494 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
1495 build_unary_op, warn_for_div_by_zero.
1496 * c-parser.c (c_parser_typeof_specifier): Use
1497 protected_set_expr_location.
1498 (c_parser_statement_after_labels): Same.
1499 (c_parser_condition): Same.
1500 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
1501 (c_parser_conditional_expression): Use protected_set_expr_location.
1502 (c_parser_unary_expression): Pass location to build_indirect_ref.
1503 (c_parser_postfix_expression_after_primary): Pass location to
1504 build_indirect_ref, build_unary_op.
1505 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
1507 2008-10-06 Joshua Kinard <kumba@gentoo.org>
1509 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
1510 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
1511 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
1513 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
1514 (mips_issue_rate): Handle PROCESSOR_R10000.
1515 * config/mips/mips.md (cpu): Add r10000.
1517 * config/mips/10000.md: New file.
1519 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1521 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
1522 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
1523 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
1525 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1527 * config/darwin-protos.h (machopic_function_base_name): Delete.
1528 (machopic_function_base_sym): Likewise.
1529 (machopic_gen_offset): Declare.
1530 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
1531 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
1532 * config/darwin.c (machopic_function_base_name): Delete.
1533 (machopic_function_base_sym): Likewise.
1534 (gen_pic_offset): Rename to...
1535 (machopic_gen_offset): ...this and remove the pic_base argument.
1536 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
1537 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
1538 crtl->uses_pic_offset_table.
1539 (machopic_indirect_data_reference): Use new machopic_gen_offset
1541 (machopic_legitimize_pic_address): Likewise.
1542 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
1544 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
1545 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
1546 * config/i386/i386.c (output_set_got): Likewise.
1547 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
1549 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
1550 (legitimate_address_p): Likewise.
1551 (output_pic_addr_const): Likewise.
1552 (output_addr_const_extra): Likewise.
1553 (ix86_delegitimize_address): Expect darwin_local_data_pic to
1554 match an UNSPEC rather than a MINUS.
1555 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
1556 (builtin_setjmp_receiver): Use machopic_gen_offset.
1557 * config/i386/predicates.md (pic_symbolic_operand): Handle
1558 UNSPEC_MACHOPIC_OFFSET.
1560 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1561 Use machopic_gen_offset and machopic_operand_p.
1562 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
1563 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
1564 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
1565 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
1566 Set crtl->uses_pic_offset_table.
1568 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1570 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
1572 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
1573 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
1574 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
1575 (constant_pool_expr_p): Use split_const and check the base.
1576 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
1578 (legitimate_constant_pool_address_p): Check toc_relative_p
1579 instead of constant_pool_expr_p.
1580 (print_operand_address): Always use output_addr_const for
1581 constant pool addresses.
1582 (rs6000_output_addr_const_extra): New function.
1583 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
1585 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
1589 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1590 (mark_ref_live, mark_ref_dead): Use them.
1591 (def_conflicts_with_inputs_p): Remove.
1592 (mark_early_clobbers): New function.
1593 (process_bb_node_lives): Call preprocess_constraints and
1594 mark_early_clobbers.
1596 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
1598 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
1600 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
1601 lib with -mthread switch.
1603 2008-10-05 Dodji Seketeli <dodji@redhat.com>
1606 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
1607 function in two, making it call a new and reusable
1608 dwarf2out_imported_module_or_decl() that takes the containing
1609 BLOCK of the declaration in argument.
1610 (dwarf2out_imported_module_or_decl_real): New function.
1611 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
1612 IMPORTED_DECL in account.
1613 * tree.def: Added IMPORTED_DECL node type.
1614 * tree.h: Added accessors for IMPORTED_DECL nodes.
1615 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
1617 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1619 * doc/gimple.texi: Fix some typos, wrap some long lines,
1620 fix some broken wraps with continuations.
1621 * tree-ssa-reassoc.c: Fix comment typos.
1623 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1626 * pa.c (legitimize_pic_address): Force function labels to memory in
1629 2008-10-04 Anton Blanchard <anton@samba.org>
1631 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
1632 (rs6000_split_atomic_op): Same.
1633 (rs6000_split_compare_and_swap): Same.
1634 (rs6000_split_compare_and_swapqhi): Same.
1636 2008-10-04 Richard Guenther <rguenther@suse.de>
1638 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
1639 instead of pointer equality.
1640 (vn_nary_op_eq): Likewise.
1642 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1644 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
1646 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
1647 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
1649 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
1651 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1652 Revert previous change.
1654 2008-10-03 Tom Tromey <tromey@redhat.com>
1656 * stringpool.c (ggc_alloc_string): Terminate string.
1658 2008-10-03 Jakub Jelinek <jakub@redhat.com>
1660 * gimplify.c (gimplify_function_tree): For -finstrument-functions
1661 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
1662 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
1665 * gimplify.c (declare_vars): Use gimple_bind_block instead of
1668 2008-10-03 Pascal Obry <obry@adacore.com>
1670 * gcov.c (create_file_names): Properly handle UNIX and DOS
1671 directory separators.
1672 (make_gcov_file_name): Likewise + convert the ':' DOS drive
1673 separator to '~' to ensure clean filenames on Windows.
1675 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1677 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1678 Add a null terminator to the stripped name.
1680 2008-10-02 David Edelsohn <edelsohn@gnu.org>
1682 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
1683 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1684 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
1685 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
1686 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1687 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
1688 TARGET_SINGLE_FLOAT.
1690 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
1692 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
1694 2008-10-02 Richard Guenther <rguenther@suse.de>
1697 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
1698 and VECTOR_TYPE recurse with useless_type_conversion_p which
1699 properly handles void pointer conversion.
1701 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1704 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
1705 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
1707 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1709 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1710 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
1711 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
1712 they translate to non builtins.
1713 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
1714 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
1715 __builtin_vec_promote, __builtin_vec_extract, and
1716 __builtin_vec_insert.
1717 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
1718 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
1719 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
1720 * config/rs6000/altivec.h (vec_extract): Define
1721 (vec_insert): Define.
1722 (vec_splats): Define.
1723 (vec_promote): Define.
1725 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1726 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
1727 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1729 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
1731 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
1732 prototype. Add new parameter, blk.
1733 Use BLKmode for the MEM if blk is true.
1734 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
1735 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
1736 ALTIVEC_BUILTIN_STVRXL.
1737 Update usage of altivec_expand_lv_builtin.
1738 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
1739 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
1740 (altivec_init_builtins): If compiling for the Cell, also define the
1742 * config/rs6000/rs6000.h (rs6000_builtins): Define
1743 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
1744 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
1745 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
1746 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
1747 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
1748 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
1749 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
1750 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
1751 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
1752 UNSPEC_STVRX, and UNSPEC_STVRXL.
1753 (altivec_lvlx): New pattern.
1754 (altivec_lvlxl): New pattern.
1755 (altivec_lvrx): New pattern.
1756 (altivec_lvrxl): New pattern.
1757 (altivec_stvlx): New pattern.
1758 (altivec_stvlxl): New pattern.
1759 (altivec_stvrx): New pattern.
1760 (altivec_stvrxl): New pattern.
1761 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
1762 (vec_lvlxl): Likewise.
1763 (vec_lvrx): Define if PPU is defined.
1764 (vec_lvrxl): Likewise.
1765 (vec_stvlx): Define if PPU is defined.
1766 (vec_stvlxl): Likewise.
1767 (vec_stvrx): Define if PPU is defined.
1768 (vec_stvrxl): Likewise.
1770 2008-10-01 Geert Bosch <bosch@adacore.com>
1772 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
1774 2008-10-01 Richard Guenther <rguenther@suse.de>
1776 PR tree-optimization/37617
1777 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
1778 do not add to the NEW_SETS.
1780 2008-10-01 Richard Guenther <rguenther@suse.de>
1783 * tree-vrp.c (execute_vrp): If we optimized away the default
1784 case make sure to promote the label that got in place of it
1785 to a default case label.
1787 2008-10-01 Richard Henderson <rth@redhat.com>
1790 * tree-complex.c (set_component_ssa_name): Don't optimize
1791 is_gimple_min_invariant values with ssa_names in abnormal phis.
1793 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1795 PR tree-optimization/37662
1796 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
1797 commutative binary operation if they are in the wrong order and
1798 fold_build2 produces non-GIMPLE.
1800 2008-09-30 Jakub Jelinek <jakub@redhat.com>
1802 PR tree-optimization/37662
1803 PR tree-optimization/37663
1804 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
1805 get_value_range with non-SSA_NAME. Don't assert operands have been
1806 folded, instead just bail out.
1808 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1810 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
1812 2008-09-30 Richard Guenther <rguenther@suse.de>
1815 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
1816 build restrict-qualified pointers.
1817 (vectorizable_store): Move alias check later.
1818 (vectorizable_load): Likewise.
1820 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
1822 * c-common.c (empty_if_body_warning): Remove.
1823 * c-common.h (empty_if_body_warning): Remove.
1824 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
1825 here the -Wempty-body warning for `if' and `else' statements.
1826 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
1828 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
1830 * config/i386/i386.opt: Add msse2avx.
1832 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
1833 * config/i386/linux64.h (ASM_SPEC): Likewise.
1835 * doc/invoke.texi: Document -msse2avx.
1837 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1839 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
1841 2008-09-29 Joseph Myers <joseph@codesourcery.com>
1843 * ifcvt.c (noce_emit_store_flag): If using condition from original
1844 jump, reverse it if if_info->cond was reversed.
1846 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
1848 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
1849 non-constant memory if it cannot be forced to constant memory.
1850 Overhaul surrounding code and factor out common condition.
1852 2008-09-29 Jeff Law <law@redhat.com>
1854 * reload1.c (alter_reg): Add missing curly braces.
1856 2008-09-29 Michael J. Eager <eager@eagercon.com>
1858 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
1860 * config/rs6000/rs6000.c (rs6000_override_options): Move
1861 rs6000_init_hard_regno_mode_ok after all options changed.
1862 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
1863 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
1864 -msimple-fpu flags. Add warning messages if single FP not configured.
1865 (rs6000_file_start): Output gnu_attribute for single-float.
1866 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
1867 (rs6000_legitimize_address): Likewise.
1868 (rs6000_legitimize_reload_address): Likewise.
1869 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
1870 TARGET_SINGLE_FLOAT.
1871 (function_arg_advance): Likewise (partial conversion).
1872 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
1873 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
1874 TARGET_SINGLE_FLOAT.
1875 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
1876 (rs6000_emit_prologue): Likewise.
1877 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
1878 TARGET_SINGLE_FLOAT.
1879 (rs6000_libcall_value): Likewise.
1880 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
1881 (TARGET_DOUBLE_FLOAT): New default to 1
1882 (TARGET_SIMPLE_FPU): New default to 0
1883 (TARGET_SINGLE_FPU): New default to 0
1884 (TARGET_SINGLE_FLOAT_MODE): New.
1885 (TARGET_DOUBLE_FLOAT_MODE): New.
1886 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
1887 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
1889 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
1890 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1891 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
1892 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
1893 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
1894 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
1895 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
1896 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
1897 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
1898 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
1899 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
1900 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
1901 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
1902 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
1903 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
1904 cmptf_internal1, *cmptf_internal2): Condition on
1905 TARGET_DOUBLE_FLOAT.
1906 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
1907 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
1908 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
1909 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
1910 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
1911 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
1912 TARGET_SINGLE_FLOAT.
1913 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
1914 * config/rs6000/rs6000.opt (-msingle-float): New.
1915 (-mdouble-float): New.
1916 (-msimple-fpu): New.
1917 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
1918 -msingle-float, -mdouble-float, -msimple-fpu options.
1919 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
1920 _SOFT_DOUBLE for -msingle-float.
1921 * config.gcc: New config for target=powerpc-xilinx-eabi.
1923 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
1925 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
1926 have exit and entry.
1927 (new_scop): Take entry and exit edge to define new SCoP.
1928 (sd_region_p): New structure used during SCoP detection.
1929 (move_scops): Delete.
1930 (move_sd_regions): New.
1931 (scopdet_info): Change the definition from edges back to basic_blocks.
1932 (scopdet_edge_info): Work on basic_blocks and rename to
1933 scopdet_basic_block_info.
1934 (split_difficult_bb): At the moment removed. We should later
1935 add it at another place.
1936 (build_scops_1): Work on basic_blocks.
1937 (bb_in_sd_region): New.
1938 (find_single_entry_edge): New.
1939 (find_single_exit_edge): New.
1940 (create_single_entry_edge): New.
1941 (sd_region_without_exit): New.
1942 (create_single_exit_edge): New.
1943 (unmark_exit_edges): New.
1944 (mark_exit_edges): New.
1945 (create_sese_edges): New.
1946 (build_graphite_scops): New.
1947 (build_scops): Make SCoPs SESE.
1948 (limit_scops): Use the new functions.
1950 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
1952 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
1954 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1957 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
1958 address to a register before taking the lower part.
1960 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
1962 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
1965 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1966 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
1969 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
1970 the newly created variable.
1971 Create a VECTOR_CST of all 1s for vector types.
1973 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1976 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
1978 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
1980 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
1981 order to convert between modes.
1982 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
1984 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
1986 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
1989 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
1992 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
1996 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
1998 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
1999 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
2000 them to yield false with MIPS16.
2002 2008-09-26 Jakub Jelinek <jakub@redhat.com>
2005 * dwarf2out.c (tls_mem_loc_descriptor): New function.
2006 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
2007 mem_loc_descriptor failed. Accept UNSPEC.
2008 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
2009 fail if one of the loc_descriptor calls for pieces failed.
2010 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
2011 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
2012 if loc_descriptor_from_tree_1 on offset failed.
2015 * opts.c (common_handle_option): Don't call print_specific_help with
2016 CL_SAVE as first argument.
2018 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
2019 Steve Ellcey <sje@cup.hp.com>
2021 * configure: Regenerate for new libtool.
2022 * aclocal.m4: Ditto.
2024 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
2026 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
2027 alias set on MEM when saving stack pointer.
2028 * config/rs6000/rs6000.md (allocate_stack): Likewise
2030 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
2032 PR tree-optimization/37574
2033 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
2034 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
2035 instead of vector_type for constants. Take computation out of loop.
2036 (vect_get_vec_def_for_operand): Use only vectype for constant case,
2037 and use only vector_type for invariant case.
2038 (get_initial_def_for_reduction): Use vectype instead of vector_type.
2040 2008-09-25 Jakub Jelinek <jakub@redhat.com>
2043 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
2044 the decl is a VAR_DECL or FUNCTION_DECL.
2046 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2049 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2050 (mark_ref_live, mark_ref_dead): Use them.
2051 (def_conflicts_with_inputs_p): Remove.
2052 (mark_early_clobbers): New function.
2053 (process_bb_node_lives): Call preprocess_constraints and
2054 mark_early_clobbers.
2056 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
2058 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2061 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
2062 (ira_compress_allocno_live_ranges): New prototype.
2064 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
2065 (coalesced_allocnos_living_at_program_points): New.
2066 (coalesced_allocnos_live_at_points_p,
2067 set_coalesced_allocnos_live_points): New functions.
2068 (coalesce_spill_slots): Rewrite.
2070 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
2071 ira_compress_allocno_live_ranges): New functions.
2073 * ira-build.c (ira_flattening): Call
2074 ira_compress_allocno_live_ranges.
2077 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
2079 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
2082 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
2084 * combine.c (make_compound_operation): Handle the 'E' format.
2085 (count_rtxs): Likewise.
2086 (update_table_tick): Likewise.
2087 (get_last_value_validate): Likewise.
2089 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
2091 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
2093 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
2095 * matrix-reorg.c (transform_allocation_sites): Initializers
2096 added to avoid the warning.
2098 2008-09-25 Martin Jambor <mjambor@suse.cz>
2100 * cgraph.c (free_nodes): New variable.
2101 (NEXT_FREE_NODE): New macro.
2102 (cgraph_create_node): Reuse nodes from the free list. Do not
2103 update uid if doing so.
2104 (cgraph_remove_node): Add the node to the free list.
2106 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
2108 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2110 2008-09-24 Richard Henderson <rth@redhat.com>
2112 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
2113 * unwind-dw2.c (execute_stack_op): Handle it.
2115 2008-09-24 David Edelsohn <edelsohn@gnu.org>
2118 2008-09-24 Michael J. Eager <eager@eagercon.com>
2120 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
2122 * c-common.c (fname_decl): New location argument.
2123 * c-common.h (fname_decl): Same.
2124 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
2126 (c_parser_typeof_specifier): Same.
2127 (c_parser_parms_list_declarator): Same.
2128 (c_parser_asm_string_literal): Same.
2129 (c_parser_compound_statement_nostart): Same.
2130 (c_parser_label): Same.
2131 (c_parser_do_statement): Same.
2132 (c_parser_asm_statement): Same.
2133 (c_parser_unary_expression): Same.
2134 (c_parser_sizeof_expression): Same.
2135 (c_parser_postfix_expression): Same.
2136 (c_parser_pragma): Same.
2137 (c_parser_omp_clause_collapse): Same.
2138 (c_parser_omp_clause_num_threads): Same.
2139 (c_parser_omp_clause_schedule): Same.
2140 (c_parser_omp_all_clauses): Same.
2141 (c_parser_omp_sections_scope): Same.
2142 (c_parser_omp_for_loop): Same. Pass condition's location to
2143 c_objc_common_truthvalue_conversion.
2144 (c_parser_enum_specifier): Remove comment.
2146 2008-09-24 Michael J. Eager <eager@eagercon.com>
2148 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2150 * config/rs6000/rs6000.c (rs6000_override_options): Move
2151 rs6000_init_hard_regno_mode_ok after all options changed.
2152 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2153 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2154 -msimple-fpu flags. Add warning messages if single FP not configured.
2155 (rs6000_file_start): Output gnu_attribute for single-float.
2156 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2157 (rs6000_legitimize_address): Likewise.
2158 (rs6000_legitimize_reload_address): Likewise.
2159 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2160 TARGET_SINGLE_FLOAT.
2161 (function_arg_advance): Likewise.
2162 (function_arg): Likewise.
2163 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2164 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2165 TARGET_SINGLE_FLOAT.
2166 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2167 (rs6000_emit_prologue): Likewise.
2168 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2169 TARGET_SINGLE_FLOAT.
2170 (rs6000_libcall_value): Likewise.
2171 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2172 (TARGET_DOUBLE_FLOAT): New default to 1
2173 (TARGET_SIMPLE_FPU): New default to 0
2174 (TARGET_SINGLE_FPU): New default to 0
2175 (TARGET_SINGLE_FLOAT_MODE): New.
2176 (TARGET_DOUBLE_FLOAT_MODE): New.
2177 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2178 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2180 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2181 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2182 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2183 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2184 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2185 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2186 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2187 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2188 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2189 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2190 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2191 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2192 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2193 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2194 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2195 cmptf_internal1, *cmptf_internal2): Condition on
2196 TARGET_DOUBLE_FLOAT.
2197 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2198 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2199 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2200 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2201 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2202 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2203 TARGET_SINGLE_FLOAT.
2204 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2205 * config/rs6000/rs6000.opt (-msingle-float): New.
2206 (-mdouble-float): New.
2207 (-msimple-fpu): New.
2208 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2209 -msingle-float, -mdouble-float, -msimple-fpu options.
2210 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2211 _SOFT_DOUBLE for -msingle-float.
2212 * config.gcc: New config for target=powerpc-xilinx-eabi.
2214 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2216 * config/sparc/constraints.md: New file.
2217 * config/sparc/sparc.md: Include it.
2218 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
2219 (sparc_extra_constraint_check): Delete.
2220 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
2221 (memory_ok_for_ldd): New predicate.
2222 (sparc_extra_constraint_check): Delete.
2223 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
2224 (CONST_OK_FOR_LETTER_P): Likewise.
2225 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2226 (EXTRA_CONSTRAINT): Likewise.
2228 2008-08-23 Steve Ellcey <sje@cup.hp.com>
2230 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
2232 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2234 * alias.c (find_base_value): Use FIND_BASE_TERM.
2235 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
2237 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2239 * config/i386/i386.c: Include cselib.h.
2240 (ix86_pic_register_p): New function.
2241 (ix86_delegitimize_address): Use it to check for the PIC register.
2243 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2245 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
2246 * config/i386/i386.c (ix86_find_base_term): Don't check for
2247 SYMBOL_REF and LABEL_REF.
2249 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2251 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
2252 constant PLUS in a CONST.
2254 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
2256 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
2257 check for sibcall support for w64.
2259 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2261 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
2263 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
2265 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
2266 parser_build_binary_op.
2267 * c-decl.c (build_enumerator): Pass location to build_binary_op.
2268 * c-typeck.c (build_array_ref): Same.
2269 (parser_build_unary_op): New location argument.
2270 (pointer_diff): Pass location to build_binary_op,
2271 c_objc_common_truthvalue_conversion.
2272 (build_modify_expr): Same.
2273 (build_unary_op): New location argument.
2274 (build_binary_op): New location argument.
2275 (c_objc_common_truthvalue_conversion): Pass location to
2276 c_*common_truthvalue_conversion.
2277 * c-convert.c (convert): Same.
2278 * c-common.c (binary_op_error): New location argument.
2279 (pointer_int_sum): Pass location to build_binary_op.
2280 (c_common_truthvalue_conversion): New location argument.
2281 (warn_for_sign_compare): Same.
2282 * c-common.h: Add location argument to c_common_truthvalue_conversion,
2283 binary_op_error, build_binary_op, warn_for_sign_compare.
2284 * c-parser.c (c_parser_condition): Pass location to
2285 c_*common_truthvalue_conversion.
2286 (c_parser_conditional_expression): Save condition's location and pass
2288 (c_parser_binary_expression): Same, but for the binary operator's
2290 (c_parser_omp_for_loop): Pass location to
2291 c_objc_common_truthvalue_conversion.
2293 2008-09-23 Martin Jambor <mjambor@suse.cz>
2295 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
2296 (cgraph_node_remove_callees): New temporary f. Hold the next item
2298 (cgraph_node_remove_callers): Likewise.
2300 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
2301 (ipa_node_removal_hook): Likewise.
2303 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
2304 gimple_call_copy_skip_args and moved to the gimple_call section.
2305 * gimple.c (gimple_copy_call_skip_args): Renamed to
2306 gimple_call_copy_skip_args. Changed al users.
2308 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
2310 * ira-color.c (start_allocno_priorities): Rename to
2311 setup_allocno_priorities. Use costs and
2312 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
2313 range lengths. Get rid off doubles.
2314 (ira_fast_allocations): Call start_allocno_priorities.
2316 2008-09-22 David Daney <ddaney@avtrex.com>
2319 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
2320 register if TARGET_LONG_CALLS.
2322 2008-09-22 Richard Guenther <rguenther@suse.de>
2324 PR tree-optimization/37145
2325 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
2326 value-numbering union accesses with their offset and size only.
2327 (visit_reference_op_load): Fix simplification of inserted conversions.
2328 * tree-ssa-pre.c (find_or_generate_expression): Do not
2329 recursively generate expressions if running FRE.
2331 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
2333 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
2334 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
2337 2008-09-22 Richard Guenther <rguenther@suse.de>
2339 PR tree-optimization/37145
2340 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
2341 (phi_translate_1): Constant fold references.
2343 2008-09-22 Ira Rosen <irar@il.ibm.com>
2345 PR tree-optimization/37482
2346 * tree-vectorizer.h (struct _slp_instance): Add new field.
2347 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
2348 (get_earlier_stmt): New function.
2349 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
2351 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
2352 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
2353 asserts that GSI points to the scalar statement being vectorized.
2354 Set new statement location according to GSI.
2355 (vect_schedule_slp_instance): Use GSI of
2356 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
2358 2008-09-21 Jan Hubicka <jh@suse.cz>
2360 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
2361 (ipcp_insert_stage): Update dead_nodes bitmap.
2363 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
2366 * config/i386/t-cygming (SHLIB_LC): Remove.
2367 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
2368 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
2370 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
2374 * final.c (mark_symbol_ref_as_used): New helper function.
2375 (output_operand): Instead of just looking inside MEMs for
2376 SYMBOL_REFs, use new helper function and for_each_rtx.
2377 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
2378 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
2379 Make head comment more general.
2380 * config/darwin.c (machopic_output_indirection): Handle weak
2381 references here, like in assemble_external.
2383 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
2385 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
2386 (sparc_emit_float_lib_cmp): Change return type.
2387 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
2388 (gen_compare_operator): New function.
2389 (sparc_emit_float_lib_cmp): Return the new operator to be used in
2390 the comparison sequence. Minor tweaks.
2391 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
2392 that the final operator and the result of sparc_emit_float_lib_cmp
2393 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
2394 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
2395 buneq, bunge, bunle, bltgt): Assert that the final operator and the
2396 result of sparc_emit_float_lib_cmp match for software TFmode.
2397 (movqicc, movhicc, movsicc, movdicc): Merge into...
2398 (mov<I:mode>cc): ...this.
2399 (movsfcc, movdfcc, movtfcc): Merge into...
2400 (mov<F:mode>cc): ...this.
2401 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
2403 (mov<I:mode>_cc_v9): ...this.
2404 (movdi_cc_sp64_trunc): Delete.
2405 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
2406 movdi_cc_reg_sp64): Merge into...
2407 (mov<I:mode>_cc_reg_sp64): ...this.
2408 (movsf_cc_sp64): Rename into...
2409 (movsf_cc_v9): ...this.
2410 (movdf_cc_sp64): Rename into...
2411 (movdf_cc_v9): ...this.
2412 (movtf_cc_hq_sp64): Rename into...
2413 (movtf_cc_hq_v9): ...this.
2414 (movtf_cc_sp64): Rename into...
2415 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
2417 2008-09-21 Diego Novillo <dnovillo@google.com>
2419 * doc/gccint.texi: Include generic.texi and gimple.texi.
2421 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
2422 (GIMPLE): Move to gimple.texi.
2423 (Annotations): Remove references to to stmt_ann_t and
2425 (SSA Operands): Rename from 'Statement Operands'.
2426 * doc/generic.texi: New.
2427 * doc/gimple.texi: New.
2428 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
2429 * Makefile.in (TEXI_GCCINT_FILES):
2430 * gimple.c (gimple_copy_call_skip_args): Rename from
2431 giple_copy_call_skip_args. Update all users.
2432 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
2434 2008-09-21 Ira Rosen <irar@il.ibm.com>
2436 PR tree-optimization/37539
2437 * tree-vect-transform.c (vect_transform_strided_load): Save vector
2438 statement in related statement field only for the first load of the
2439 group of loads with the same data reference.
2441 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
2443 * config/mips/mips.h (TUNE_OCTEON): New macro.
2444 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
2445 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
2446 * config/mips/octeon.md: New file.
2447 * config/mips/mips.md: Include octeon.md. Restore
2448 semi-alphabetical order of include files.
2450 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
2453 * config/i386/i386.md (*jcc_fused_1): Removed.
2454 (*jcc_fused_2): Likewise.
2455 (*jcc_fused_3): Likewise.
2456 (*jcc_fused_4): Likewise.
2458 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2460 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
2461 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
2462 * target.h (gcc_target): Add ira_cover_classes.
2463 * ira.c: Remove IRA_COVER_CLASSES guards.
2464 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
2465 instead of IRA_COVER_CLASSES.
2466 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
2467 (setup_class_translate): Likewise.
2468 (setup_reg_class_intersect_union): Likewise.
2469 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
2470 test of targetm.ira_cover_classes.
2471 * opts.c (decode_options): Use targetm.ira_cover_classes instead
2472 of IRA_COVER_CLASSES.
2473 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
2474 (TARGET_INITIALIZER): Include it.
2475 * targhooks.h (default_ira_cover_classes): Declare.
2476 * targhooks.c (default_ira_cover_classes): New function.
2478 2008-09-19 Bob Wilson <bob.wilson@acm.org>
2480 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
2482 2008-09-19 Ian Lance Taylor <iant@google.com>
2484 * varasm.c (narrowing_initializer_constant_valid_p): Return
2485 NULL_TREE if ENDTYPE is not an integer.
2487 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2490 * tree-ssa.c (execute_update_addresses_taken): Also update
2491 DECL_GIMPLE_REG_P for vector and complex types.
2493 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
2494 Jan Hubicka <jh@suse.cz>
2497 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
2498 empty before freeing them.
2499 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
2501 2008-09-18 Bob Wilson <bob.wilson@acm.org>
2503 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
2504 * config/xtensa/predicates.md (tls_symbol_operand): New.
2505 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
2506 (TARGET_CANNOT_FORCE_MEM): Define.
2507 (xtensa_tls_symbol_p): New.
2508 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
2509 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
2510 (xtensa_tls_module_base): New.
2511 (xtensa_call_tls_desc): New.
2512 (xtensa_legitimize_tls_address): New.
2513 (xtensa_legitimize_address): Handle TLS symbols.
2514 (xtensa_tls_referenced_p_1): New.
2515 (xtensa_tls_referenced_p): New.
2516 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
2518 (XTENSA_BUILTIN_THREAD_POINTER): New.
2519 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
2520 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
2521 builtin. Add declarations for __builtin_thread_pointer and
2522 __builtin_set_thread_pointer.
2523 (xtensa_fold_builtin): Recognize new builtins.
2524 (xtensa_expand_builtin): Expand new builtins.
2525 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
2526 (TARGET_THREADPTR): Define.
2527 (HAVE_AS_TLS): Define default value.
2528 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
2529 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
2530 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
2531 (UNSPECV_SET_TP): New.
2532 (sym_TPOFF, sym_DTPOFF): New.
2533 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
2534 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
2535 * configure: Regenerated.
2537 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
2540 * config/ia64/ia64.c (ia64_optimization_options): Move
2541 checking and setting flag_schedule_insns_after_reload and
2542 ia64_flag_schedule_insns2 back to ...
2543 (ia64_override_options): Here.
2545 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
2548 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
2549 zero extend count after the correction to it is done.
2550 (doloop_optimize): Update call to doloop_modify, don't zero extend
2553 2008-09-18 Martin Jambor <mjambor@suse.cz>
2555 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
2557 * ipa-prop.c: Correct comments.
2558 * ipa-prop.h: Likewise.
2560 2008-09-18 Jan Hubicka <jh@suse.cz>
2563 * ipa-reference.c (ipa_reference_local_vars_info_d,
2564 ipa_reference_global_vars_info_d,
2565 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2566 ipa_reference_vars_info_t): Move here from ipa-reference.h
2567 (node_duplication_hook_holder, node_removal_hook_holder): New.
2568 (get_reference_vars_info_from_cgraph): Rename to ...
2569 (get_reference_vars_info): ... this one, use cgraph uids.
2570 (get_local_reference_vars_info, get_global_reference_vars_info):
2571 Use cgraph instead of decl.
2572 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2574 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
2575 ipa_reference_get_written_global,
2576 ipa_reference_get_not_written_global): Use cgraph argument.
2577 (check_call): Simplify avail check.
2578 (scan_stmt_for_static_refs): Update.
2579 (propagate_bits): Update.
2580 (merge_callee_local_info): Remove.
2581 (init_function_info): Use cgraph nodes.
2582 (clean_function_local_data): Break out from ...
2583 (clean_function): ... here.
2584 (copy_local_bitmap, copy_global_bitmap): New functions.
2585 (duplicate_node_data, remove_node_data): New functions.
2586 (generate_summary): Register hooks; use visibility instead of
2588 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
2589 * ipa-reference.h (ipa_reference_local_vars_info_d,
2590 ipa_reference_global_vars_info_d,
2591 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2592 ipa_reference_vars_info_t): Move to ipa-reference.c
2593 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2595 (ipa_reference_get_read_global, ipa_reference_get_written_global,
2596 ipa_reference_get_not_read_global,
2597 ipa_reference_get_not_written_global): Update prototype.
2598 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
2599 (init_state): Remove.
2600 (node_duplication_hook_holder, node_removal_hook_holder): New.
2601 (get_function_state, set_function_state): Use VECtor.
2602 (analyze_function): Check body availability.
2603 (add_new_function): Likewise.
2604 (duplicate_node_data, remove_node_data): New.
2605 (generate_summary): Register hooks; do not care about clones.
2606 (propafate): Do not care about clones; recursive functions are
2608 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
2609 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
2610 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
2612 * tree-flow.h (function_ann_d): Remove reference_vars_info.
2613 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
2614 Update call of ipa-reference accesors.
2616 2008-09-18 Simon Baldwin <simonb@google.com>
2618 * c-opts.c (c_common_handle_option): Add handling for
2619 -Wbuiltin-macro-redefined command line option.
2620 * c.opt: Added builtin-macro-redefined option.
2621 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
2624 2008-09-18 Richard Guenther <rguenther@suse.de>
2626 PR tree-optimization/37258
2627 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
2628 and signedness for integral types.
2629 (vn_phi_eq): Require compatible types.
2631 2008-09-18 Jakub Jelinek <jakub@redhat.com>
2634 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
2635 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
2637 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
2638 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
2639 ggc_free other TREE_LIST nodes from that chain.
2640 * function.c (instantiate_decls): Instantiate also DECL_RTL
2641 of vars in cfun->local_decls, free that list afterwards.
2643 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
2645 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
2646 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
2648 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2650 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
2651 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
2653 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2655 PR tree-optimization/37102
2656 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
2657 from a node. Check to see if another PHI is dead.
2658 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
2659 remove real PHIs which have no uses.
2660 (rewrite_out_of_ssa): Call eliminate_useless_phis.
2662 2008-09-18 Richard Guenther <rguenther@suse.de>
2665 * tree-cfg.c (remove_useless_stmts_1): Remove
2666 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
2668 2008-09-18 Nick Clifton <nickc@redhat.com>
2670 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
2671 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
2672 to frv_secondary_reload_class.
2673 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2674 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
2675 (frv_secondary_reload_class): Omit unused parameter.
2676 (frv_secondary_reload): New function. Handle the case when
2677 secondary_reload_class() is called before the reload_(in|out)
2678 _optabs have been initialised.
2679 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
2681 * config/frv/frv.md: Define an exclusion set between fr550_m0
2684 2008-09-18 Richard Guenther <rguenther@suse.de>
2686 PR tree-optimization/37456
2687 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
2688 want to insert after ends a BB insert on the single fallthru
2691 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
2693 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
2694 Mention -march=z9-109, z9-ec and z10.
2696 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
2698 PR rtl-optimization/37544
2699 * regrename.c (maybe_mode_change): Exit early when copy_mode
2700 is narrower than orig_mode and narrower than new_mode.
2702 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
2705 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
2707 * sched-rgn.c (ref_counts): Remove.
2708 (insn_referenced): New static variable.
2709 (INSN_REF_COUNT): Remove.
2710 (sched_run_compute_dependencies): Use insn_referenced instead of
2712 (add_branch_dependences): Likewise. Delete dead assignment.
2714 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
2716 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
2717 consumer is an asm. Add comment why this is important.
2718 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
2719 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
2721 2008-09-17 Joseph Myers <joseph@codesourcery.com>
2723 * expr.c (emit_group_store): Do not shift before moving via a
2726 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
2728 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
2729 from aggregate to non-aggregate type if the bit pattern is not fully
2730 preserved afterwards.
2732 2008-09-17 Richard Guenther <rguenther@suse.de>
2734 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
2735 (verify_gimple_assign): ... this. Split into ...
2736 (verify_gimple_assign_unary): ... this,
2737 (verify_gimple_assign_binary): ... that,
2738 (verify_gimple_assign_single): ... and this.
2739 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
2740 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
2741 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
2742 (verify_types_in_gimple_reference): Be forgiving with
2744 (verify_gimple_phi): Deal with virtual operands.
2746 * tree.def (PREDICT_EXPR): Change to tcc_expression.
2748 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2750 * tree.c (get_callee_fndecl): Don't call the language hook.
2751 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
2752 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
2753 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
2755 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2757 * tree.c (protected_set_expr_location): Don't unnecessarily
2758 check for error_mark_node.
2760 2008-09-17 Art Haas <ahaas@impactweather.com>
2762 * ipa-reference.c (analyze_function): Declare step only if
2763 ENABLE_CHECKING is defined.
2765 2008-09-17 Jan Hubicka <jh@suse.cz>
2768 * tree.h (DECL_INLINE): remove.
2769 (DECL_DECLARED_INLINE_P): Update docs.
2770 (DECL_NO_INLINE_WARNING_P): new.
2771 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
2772 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
2774 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2775 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2778 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
2781 2008-09-17 Jan Hubicka <jh@suse.cz>
2783 * ipa-reference.c (ipa_obstack): Remove.
2784 (local_info_obstack, global_info_obstack): New.
2785 (add_static_var): We now handle variables only.
2786 (mark_address_taken, mark_load, mark_store): New functions based on ...
2787 (check_operand): ... remove.
2788 (get_asm_stmt_operands): Rename to ...
2789 (check_asm_memory_clobber): ... this. Look only for memory clobber.
2790 (scan_stmt_for_static_refs): Rewrite.
2791 (scan_op_for_static_refs): Rename to ...
2792 (scan_initializer_for_static_refs): do not look for VAR_DECL
2793 initializers; stop recursion on types and decls.
2794 (ipa_init): Use proper obstacks.
2795 (analyze_variable): Use scan_initializer_for_static_refs.
2796 (init_function_info): Use local obstack.
2797 (analyze_function): Simplify.
2798 (add_new_function): We don't need visited_nodes obstack.
2799 (generate_summary): Use proper obstacks; cleanup after propagation.
2801 2008-09-17 Richard Guenther <rguenther@suse.de>
2804 PR tree-optimization/37491
2805 * alias.c (get_alias_set): Use the canonical type.
2806 * tree-vect-transform.c (vectorizable_store): Use the type of
2807 the lhs for the vector type. Adjust checking.
2808 (vectorizable_load): Adjust checking.
2810 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2811 Adam Nemet <anemet@caviumnetworks.com>
2813 PR rtl-optimization/37483
2814 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
2815 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
2816 Rearrange code to better match the original comment. Check
2817 t_unconditional first. Improve comment.
2819 2008-09-16 Jakub Jelinek <jakub@redhat.com>
2822 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
2823 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
2826 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
2827 GIMPLE_TRY if cleanup sequence is empty.
2829 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
2832 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
2833 eliminate IV if the cost are the same.
2835 2008-09-16 Richard Guenther <rguenther@suse.de>
2838 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
2841 2008-09-16 Richard Guenther <rguenther@suse.de>
2843 PR tree-optimization/37508
2844 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
2846 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
2848 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
2850 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
2852 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
2853 use gen_floatdidf2 directly.
2854 (floatunssidf2): Likewise.
2855 (floatsidf_ppc64_mfpgpr): Remove.
2856 (floatsidf_ppc64): Remove.
2857 (floatunssidf_ppc64): Remove.
2859 2008-09-15 Jakub Jelinek <jakub@redhat.com>
2861 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
2862 rather than update_cost_queue.
2864 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
2865 in every call starting with the second one, instead of only when
2866 alias_bitmap_obstack.elements != NULL.
2868 * tree-predcom.c (filter_suitable_components): Free all refs in
2869 act->refs vector before calling release_component.
2870 (add_ref_to_chain): Free ref if not adding it to chain->refs.
2872 * tree-data-ref.c (free_subscripts): Free all subscript objects.
2874 * tree-loop-linear.c (linear_transform_loops): Initialize
2875 lambda_obstack only after calling perfect_loop_nest_depth.
2876 Goto free_and_continue instead of just continue for later failures.
2879 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
2882 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
2884 2008-09-14 Andreas Schwab <schwab@suse.de>
2886 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
2888 2008-09-14 Jan Hubicka <jh@suse.cz>
2890 * invoke.texi (-fconserve-stack): Document.
2891 * opts.c (decode_options): Handle conserve_stack.
2892 * common.opt (fconvserve_stack): New.
2894 2008-09-14 David Edelsohn <edelsohn@gnu.org>
2896 * config.host: Add x-aix to host_xmake_file.
2897 * config/rs6000/t-aix52: Do not override LDFLAGS.
2898 * config/rs6000/x-aix: New file.
2900 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
2906 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
2907 is not recognized as a valid register usage. Allow REG_X to be used
2909 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
2910 forces a reload when using a base register.
2912 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
2914 * config/i386/cygming-crtend.c (register_frame_ctor): If
2915 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
2916 directly with atexit.
2917 (deregister_frame_ctor): Rename to ...
2918 (deregister_frame_dtor): Use to call __gcc_deregister_frame
2919 if !DEFAULT_USE_CXA_ATEXIT.
2921 2008-09-13 Jan Hubicka <jh@suse.cz>
2923 * cgraph.c: Include value-prof.h
2924 * Makefile.in (cgraph.o): Add value-prof.h dependency.
2926 2008-09-13 Jan Hubicka <jh@suse.cz>
2929 * tree-profile.c (add_abnormal_goto_call_edges): New function.
2930 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
2931 tree_gen_one_value_profiler, tree_gen_average_profiler,
2932 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
2934 2008-09-13 Jan Hubicka <jh@suse.cz>
2936 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
2937 too many bytes on misalligned blocks.
2939 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2941 * doc/cfg.texi: Fix some typos.
2942 * doc/extend.texi: Likewise.
2943 * doc/install.texi: Likewise.
2944 * doc/invoke.texi: Likewise.
2945 * doc/rtl.texi: Likewise.
2946 * doc/tree-ssa.texi: Likewise.
2948 2008-09-13 Richard Guenther <rguenther@suse.de>
2951 * tree-nested.c (finalize_nesting_tree_1): Generate valid
2952 gimple stores for memory rhs.
2954 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
2956 PR rtl-optimization/37489
2957 * cse.c (fold_rtx): Don't return const_true_rtx for float
2958 compare if FLOAT_STORE_FLAG_VALUE is undefined.
2960 2008-09-13 Jan Hubicka <jh@suse.cz>
2962 PR tree-optimization/37392
2963 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
2965 2008-09-13 Martin Jambor <mjambor@suse.cz>
2966 Jan Hubicka <jh@suse.cz>
2968 * cgraph.c (free_edges): New variable.
2969 (NEXT_FREE_EDGE): New macro.
2970 (cgraph_free_edge): New function.
2971 (cgraph_remove_edge): Call cgraph_remove_edge_1.
2972 (cgraph_node_remove_callees): Likewise.
2973 (cgraph_node_remove_callers): Likewise.
2974 (cgraph_create_edge): Reuse edges from the free list. Do not
2975 update uid if doing so.
2976 (cgraph_remove_*_hook): Add free call.
2978 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
2980 * ira-color.c (conflict_allocno_vec): Delete.
2981 (update_cost_queue_elem): New structure.
2982 (update_cost_queue): New variable.
2983 (update_cost_queue_tail): Likewise.
2984 (update_cost_queue_elems): Likewise.
2985 (allocno_update_cost_check): Delete.
2986 (initiate_cost_update): Allocate update_cost_queue_elems
2987 instead of allocno_update_cost_check.
2988 (finish_cost_update): Update the free()s accordingly.
2989 (start_update_cost): New function.
2990 (queue_update_cost): Likewise.
2991 (get_next_update_cost): Likewise.
2992 (update_copy_costs_1): Inline into...
2993 (update_copy_costs): ...here. Use a queue instead of recursive calls.
2994 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
2995 once we've established they are equal. Don't allocate update
2996 costs if there is nothing to add to them.
2997 (update_conflict_hard_regno_costs): Remove ALLOCNO and
2998 DIVISOR arguments. Use a queue instead of recursive calls;
2999 process all the allocnos in the initial queue, rather than
3001 (assign_hard_reg): Use queue_update_cost instead of
3002 conflict_allocno_vec. Queue coalesced allocnos instead
3003 of calling update_conflict_hard_regno_costs for each one.
3004 Just call update_conflict_hard_regno_costs once for the
3006 (ira_color): Remove conflict_allocno_vec handling.
3008 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3010 PR tree-optimization/37484
3011 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
3012 (save_var_name): Same.
3013 (initialize_cloog_names): Same.
3014 (initialize_cloog_names): Same.
3016 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3018 * tree-scalar-evolution.c (set_instantiated_value): Set
3021 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
3025 * ira-build.c (common_loop_tree_node_dominator): Remove.
3026 (copy_live_ranges_to_removed_store_destinations): New function.
3027 (regno_top_level_allocno_map): Move to top level from ...
3028 (ira_flattening): ... here. Use
3029 copy_live_ranges_to_removed_store_destinations.
3031 * ira-emit.c (generate_edge_moves): Fix a comment.
3033 2008-09-12 Anatoly Sokolov <aesok@post.ru>
3036 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
3037 scratch register after 'set' pattern.
3039 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3041 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
3042 information passed to mark_reg_pointer.
3043 * explow.c (force_reg): Likewise.
3045 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3047 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
3048 when building for the celledp architecture.
3050 2008-09-12 Richard Guenther <rguenther@suse.de>
3052 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
3054 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
3056 PR rtl-optimization/37424
3057 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
3058 the regnos instead of the addresses.
3060 2008-09-11 Janis Johnson <janis187@us.ibm.com>
3062 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
3064 2008-09-11 Richard Guenther <rguenther@suse.de>
3066 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
3067 entering the weaker equivalence recording.
3069 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
3071 2008-09-11 Jeff Law <law@redhat.com>
3073 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
3074 by assign_stack_local on the IRA path for stack slot sharing
3075 as well as the non-IRA path.
3077 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
3079 * config/i386/i386.h: Fix whitespace issues.
3081 2008-09-11 Martin Jambor <mjambor@suse.cz>
3083 * ipa-prop.h (struct ipa_param_flags): Removed.
3084 (struct ipa_param_descriptor): New structure.
3085 (struct ipa_node_params): ipcp_lattices, param_decls and
3086 param_flags moved to ipa_param_description.
3087 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
3088 descriptors. Renamed all users.
3089 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
3090 changed to access descriptors. Renamed all users.
3091 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
3092 to access descriptors. Renamed all users.
3093 * ipa-cp.c (ipcp_init_cloned_node): Call
3094 ipa_initialize_node_params instead of ipa_count_formal_params and
3095 ipa_create_param_decls_array.
3096 (ipcp_analyze_node): Likewise.
3097 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
3098 descriptors. Renamed all users.
3099 (ipcp_initialize_node_lattices): Remove allocation.
3100 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3101 ipa_initialize_node_params instead of ipa_count_formal_params and
3102 ipa_create_param_decls_array.
3103 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
3104 ipa_populate_param_decls, made static, added parameter info,
3105 renamed mt to node, removed allocation, changed to use
3107 (ipa_count_formal_params): Made static, added parameter info,
3109 (ipa_initialize_node_params): New function.
3110 (ipa_check_stmt_modifications): Changed to use descriptors.
3111 (ipa_detect_param_modifications): Removed allocation, changed to
3113 (ipa_note_param_call): Changed to use descriptors.
3114 (ipa_analyze_params_uses): Removed allocation.
3115 (ipa_free_node_params_substructures): Changed to use descriptors.
3116 (ipa_edge_duplication_hook): Use the unused attribute.
3117 (ipa_node_duplication_hook): Use the unused attribute, changed to
3118 use descriptors, changed to duplicate descriptors.
3120 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
3121 changed all callers. Call ipa_propagate_indirect_call_infos if doing
3122 indirect inlining. Made static.
3123 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
3124 functions called only once.
3125 (cgraph_decide_recursive_inlining): Don't call
3126 ipa_propagate_indirect_call_infos, pass new_edges to
3127 cgraph_mark_inline_edge instead.
3128 (cgraph_decide_inlining_of_small_functions): Don't call
3129 ipa_propagate_indirect_call_infos, pass new_edges to
3130 cgraph_mark_inline_edge instead.
3131 (cgraph_decide_inlining): Don't call
3132 ipa_propagate_indirect_call_infos.
3133 * ipa-prop.c: Check that vectors are allocated.
3135 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
3136 iff a new cgraph edges have been created.
3137 (cgraph_decide_inlining): New variable redo_always_inline.
3138 Flattening and always_inlining loop until callgraph stabilizes.
3139 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
3140 true iff new cgraph edges have been created.
3141 (propagate_info_to_inlined_callees): Likewise.
3142 (ipa_propagate_indirect_call_infos): Likewise.
3144 2008-09-11 Richard Guenther <rguenther@suse.de>
3146 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
3147 (set_prologue_iterations): Likewise.
3148 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3150 (vect_update_init_of_dr): Likewise.
3151 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
3153 * fold-const.c (fold_unary): Do not generate calculations
3156 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
3158 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
3159 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
3160 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
3162 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
3164 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
3165 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
3166 before finalizing the changes.
3167 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
3169 (simplify_truth_ops_using_ranges): New.
3170 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
3171 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
3172 whether a simplification was made.
3173 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
3174 use a switch statement and also call simplify_truth_ops_using_ranges.
3176 2008-09-11 Jan Hubicka <jh@suse.cz>
3178 * ggc-common.c (loc_array): Make static.
3179 * dce.c (rest_of_handle_ud_dce): Free worklist.
3181 2008-09-11 Jan Hubicka <jh@suse.cz>
3183 * cgraph.c (cgraph_release_function_body): Plug memory leak on
3184 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
3185 function so we are sure we do not dangle it forever.
3186 * function.c (outer_function_chain, find_function_data): Remove.
3187 (function_context_stack): New.
3188 (push_function_context, pop_function_context): Update.
3189 * function.h (struct function): Remove pointer outer.
3190 (outer_function_chain, find_function_data): Remove.
3191 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
3193 2008-09-11 Jan Hubicka <jh@suse.cz>
3196 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
3198 2008-09-11 Jan Hubicka <jh@suse.cz>
3200 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
3202 2008-09-11 Jan Hubicka <jh@suse.cz>
3204 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
3205 (free_var_map_entry): New function.
3206 (redirect_edge_var_map_destroy): Use it.
3208 2008-09-11 Jan Hubicka <jh@suse.cz>
3211 * tree-inline.c (add_lexical_block): Replace with ...
3212 (prepend_lexical_block): ... prepend at begginig.
3213 (remap_blocks): Use it and reverse later.
3214 (expand_call_inline): Use prepend_lexical_block.
3216 2008-09-11 Jan Hubicka <jh@suse.cz>
3218 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
3220 2008-09-11 Jan Hubicka <jh@suse.cz>
3222 * function.c (free_after_compilation): Call insn_locators_free.
3223 * cfglayout.c (insn_locators_free): New function.
3224 * rtl.h (insn_locators_free): Declare.
3226 2008-09-11 Jan Hubicka <jh@suse.cz>
3228 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
3230 (cond_move_process_if_block): Update call.
3232 2008-09-11 Jan Hubicka <jh@suse.cz>
3234 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
3235 * vec.c: Include hashtab.h
3236 (vec_descriptor, ptr_hash_entry): New structures.
3237 (vec_desc_hash, vec_ptr_map): New static variables.
3238 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
3239 register_overhead, free_overhead, vec_heap_free): New functions.
3240 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
3241 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
3242 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
3245 2008-09-11 Ira Rosen <irar@il.ibm.com>
3247 PR tree-optimization/37474
3248 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
3249 length of load permutation.
3251 2008-09-11 Andreas Schwab <schwab@suse.de>
3253 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
3255 2008-09-11 Jakub Jelinek <jakub@redhat.com>
3258 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
3259 * dse.c (find_shift_sequence): Use extract_low_bits instead of
3260 simplify_gen_subreg.
3262 2008-09-11 Ira Rosen <irar@il.ibm.com>
3264 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
3267 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3270 * gimplify.c (gimplify_body): Call default_rtl_profile.
3273 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
3274 instead of tok->val.node if not expanding to something else. Handle
3275 intervening CPP_PADDING tokens.
3276 (altivec_categorize_keyword): Remove unneeded comparisons.
3278 2008-09-10 Richard Guenther <rguenther@suse.de>
3280 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
3282 2008-09-10 Richard Guenther <rguenther@suse.de>
3285 * tree-inline.c (insert_init_stmt): Make sure to not
3286 insert invalid gimple stores.
3288 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
3290 PR tree-optimization/37388
3291 * toplev.c (process_options): Fail and warn when graphite
3292 flags are used, but the compiler has not been configured
3293 with graphite libraries.
3294 * graphite.c (graphite_transform_loops): Remove printfs
3295 to dump_file for the case when graphite is not available.
3297 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
3300 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
3301 the even element into register.
3302 (ix86_expand_vector_init_general): Don't use
3303 ix86_expand_vector_init_interleave on V16QImode and V8HImode
3304 if we can't move from GPR to SSE register directly.
3306 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
3308 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
3309 not lose track of the number of NOPs needed. Number of NOPs needed
3310 for sync vs. loads workaround was switched; corrected. Run second
3311 pass for all workarounds. No NOPs needed after call insns. Change
3312 second pass to use find_next_insn_start and find_load helpers in order
3313 to properly detect parallel insns.
3314 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
3316 2008-09-10 Jan Hubicka <jh@suse.cz>
3318 * value-prof.c (gimple_ic): Fix tuplification bug.
3319 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
3322 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3324 PR tree-optimization/37353
3325 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
3326 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
3327 calls instead of cond_dead_built_in_calls.
3328 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
3329 initalize the vector only before adding first entry. Use VEC_safe_push
3330 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
3331 shrink_wrap_conditional_dead_built_in_calls call.
3333 2008-09-10 Ira Rosen <irar@il.ibm.com>
3335 PR tree-optimization/37385
3336 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
3337 argument, and use it as a vector type if not NULL.
3338 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
3340 (vect_setup_realignment): Call vect_create_data_ref_ptr with
3341 additional argument.
3342 (vectorizable_load): Likewise.
3344 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3346 * config/i386/i386.md (SWI32): New mode iterator.
3347 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
3350 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3352 PR rtl-optimization/37435
3353 * caller-save.c (insert_restore, insert_save): Check the mode by
3356 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3359 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
3361 (dw2_output_indirect_constant_1): Use unstripped name in symbol
3364 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
3366 * doc/invoke.texi (ARM Options): Correct errors in discussion
3367 of -mfloat-abi, -mhard-float, and -msoft-float.
3369 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3370 Jan Hubicka <jh@suse.cz>
3373 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
3374 calling gimple_regimplify_operands on it. Iterate over all newly
3375 added statements, not just the last one.
3376 (insert_init_stmt): Insert stmt into seq first, then call
3377 gimple_regimplify_operands on it. Don't create new gimplification
3378 context, nor find referenced vars.
3380 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3383 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
3384 to pointer to vector pointer.
3385 * ipa-prop.c (ipa_propagate_indirect_call_infos,
3386 propagate_info_to_inlined_callees): Likewise.
3387 (update_call_notes_after_inlining): Likewise. Push new indirect edge
3388 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
3389 ipa_check_create_edge_args.
3390 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
3391 argument to pointer to vector pointer.
3392 (cgraph_decide_inlining_of_small_function): Adjust
3393 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
3397 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
3398 optimizing for size, not speed.
3400 PR rtl-optimization/37408
3401 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
3402 if parm is promoted.
3404 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3406 PR tree-optimization/37375
3407 * tree-scalar-evolution.c (scev_info_str): Add field
3409 (new_scev_info_str, eq_scev_info, find_var_scev_info,
3410 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
3411 set_instantiated_value): Pass instantiated_below.
3412 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
3414 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
3415 the definitions are not instantiated.
3417 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
3418 (block_before_loop): New.
3419 * tree-data-ref.c (dr_analyze_indices): Update uses of
3421 * graphite.c (block_before_scop): New.
3422 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
3423 basic block, not a loop for determining the parameters.
3424 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
3426 (idx_record_params, find_params_in_bb, find_scop_parameters,
3427 build_loop_iteration_domains, add_conditions_to_domain): Update calls
3428 to instantiate_scev.
3430 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
3432 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3436 * ira-build.c (ira_create_allocno): Setup frequency to 0.
3438 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
3439 Check zero freq and increase if necessary.
3441 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3443 * ira-conflicts.c (process_regs_for_copy): Check that the hard
3444 regno is in the right range. Add comments.
3446 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3448 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
3450 * mips-tfile.c (copy_object): Cast alloca result to int *.
3451 * mips-tdump.c (print_symbol): Cast xmalloc return values to
3453 Rename class to sclass.
3454 (read_tfile): Cast read_seek return values to proper types.
3455 Cast xcalloc return value to proper type.
3457 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3459 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
3460 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
3461 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
3463 2008-09-09 Jan Hubicka <jh@suse.cz>
3465 * profile.c (is_edge_inconsistent): Add debug output; ignore
3466 negative count on fake edges.
3467 (is_inconsistent): Add debug output.
3469 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3471 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
3473 (choose_ready): When first insn is chosen from the ready list, also
3476 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3478 PR rtl-optimization/37360
3479 * haifa-sched.c (max_issue): Do not assert that we never issue more
3480 insns than issue_rate. Add comment.
3482 2008-09-09 Richard Guenther <rguenther@suse.de>
3484 * tree-cfg.c (verify_types_in_gimple_op): Remove.
3485 (verify_types_in_gimple_call): Rename to ...
3486 (verify_gimple_call): ... this. Enhance.
3487 (verify_types_in_gimple_cond): Remove.
3488 (verify_gimple_comparison): New function ...
3489 (verify_types_in_gimple_assign): ... split out from here.
3490 (verify_types_in_gimple_return): Rename to ...
3491 (verify_gimple_return): ... this. Enhance.
3492 (verify_types_in_gimple_switch): Rename to ...
3493 (verify_gimple_switch): ... this. Enhance.
3494 (verify_gimple_goto): New function.
3495 (verify_types_in_gimple_phi): Rename to ...
3496 (verify_gimple_phi): ... this. Enhance.
3497 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
3498 Fold in single-statement cases from verify_types_in_gimple_seq_2.
3499 (verify_types_in_gimple_seq_2): Remove cases handled in
3500 verify_types_in_gimple_stmt.
3502 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
3504 * config/bfin/bfin.c (n_regs_to_save): New static variable.
3505 (push_multiple_operation, pop_multiple_operation): Set it.
3506 (workaround_rts_anomaly): New function.
3507 (workaround_speculation): New function, broken out of bfin_reorg.
3508 (bfin_reorg): Call the new functions.
3510 2008-09-09 Richard Guenther <rguenther@suse.de>
3514 * gimplify.c (gimplify_conversion): Change conversions of
3515 non-register type to VIEW_CONVERT_EXPRs.
3516 (gimplify_addr_expr): If we need to make the operand
3517 addressable make sure to use a properly initialized
3518 temporary for that so it gets a valid gimple store.
3520 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
3522 * function.h (struct function): Add function_start_locus.
3523 * cfgexpand.c (gimple_expand_cfg): Use it.
3524 * c-parser.c (c_parser_declaration_or_fndef): Set it.
3526 2008-09-09 Richard Guenther <rguenther@suse.de>
3528 PR tree-optimization/37433
3529 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
3532 2008-09-09 Richard Guenther <rguenther@suse.de>
3534 PR tree-optimization/37387
3535 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
3536 and bits to a common type.
3538 2008-09-09 Nick Clifton <nickc@redhat.com>
3540 * config/v850/v850.md (return): Restore frame size restriction.
3542 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
3544 * c-common.c (c_expand_decl): Remove.
3545 * c-common.h (anon_aggr_type_p): Remove prototype.
3546 (DECL_ANON_UNION_ELEMS): Remove.
3547 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
3548 * c-decl.c (anon_aggr_type_p): Remove.
3549 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
3550 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
3551 * langhooks.h (struct lang_hooks): Remove expand_decl.
3552 * langhooks.c (lhd_expand_decl): Remove.
3553 * stmt.c (expand_anon_union_decl): Remove.
3554 * tree.h (expand_anon_union_decl): Remove prototype.
3556 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
3559 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
3561 * config/avr/avr.md (QISI) : Define mode iterator.
3562 (negated_tst<mode>) : Redefine as split using mode macro.
3563 (reversed_tstqi): Define insn as reversed compare with zero.
3564 (reversed_tsthi): Ditto.
3565 (reversed_tstsi): Ditto.
3567 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3570 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
3571 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
3574 * predict.c (optimize_function_for_size_p): Don't segfault if
3576 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
3577 tree_swap_operands_p): Don't test cfun != NULL before calling
3578 optimize_function_for_s*_p.
3580 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
3582 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
3585 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
3587 * crx/crx.h (IRA_COVER_CLASSES): Define.
3589 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3592 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
3593 even when a stmt has been gimple_modified_p, but after fold_stmt is
3594 not any longer. Remove unneeded may_have_exposed_new_symbols
3597 2008-09-08 Richard Guenther <rguenther@suse.de>
3599 PR tree-optimization/37421
3600 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
3603 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3606 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
3608 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3611 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
3612 * pa-hpux10.h (LINK_SPEC): Likewise.
3613 * pa-hpux11.h (LINK_SPEC): Likewise.
3615 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3617 * pa32-regs.h (IRA_COVER_CLASSES): Define.
3618 * pa64-regs.h (IRA_COVER_CLASSES): Define.
3620 2008-09-07 Helge Deller <deller@gmx.de>
3622 * pa/linux-atomic.c: New file.
3623 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
3624 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
3626 2008-09-07 Richard Guenther <rguenther@suse.de>
3627 Ira Rosen <irar@il.ibm.com>
3629 PR tree-optimization/36630
3630 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
3631 Call STRIP_NOPS before calling evolution_part_in_loop_num.
3633 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
3634 Ira Rosen <irar@il.ibm.com>
3636 PR tree-optimization/35642
3637 * config/rs6000/altivec.md (mulv8hi3): Implement.
3639 2008-09-06 Jeff Law <law@redhat.com>
3641 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
3643 2008-09-06 Jan Hubicka <jh@suse.cz>
3645 PR tree-optimization/14703
3646 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
3648 * passes.c (init_optimization_passes): Recompute inline parameters.
3650 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3652 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
3655 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
3656 Peter Fuerst <post@pfrst.de>
3658 * doc/invoke.texi: Document -mr10k-cache-barrier=.
3659 * doc/extend.texi: Document __builtin_mips_cache.
3660 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
3661 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
3662 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3663 __GCC_HAVE_BUILTIN_MIPS_CACHE.
3664 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
3665 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
3666 (set_push_mips_isas): New variable.
3667 (mips_r10k_cache_barrier): New variable.
3668 (cache): New availability predicate.
3669 (mips_builtins): Add an entry for __builtin_mips_cache.
3670 (mips_build_cvpointer_type): New function.
3671 (MIPS_ATYPE_CVPOINTER): New macro.
3672 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
3674 (r10k_simplified_address_p, r10k_simplify_address)
3675 (r10k_uncached_address_p, r10k_safe_address_p)
3676 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
3677 (r10k_needs_protection_p_call, r10k_needs_protection_p)
3678 (r10k_insert_cache_barriers): New functions.
3679 (mips_reorg_process_insns): Delete cache barriers after a
3680 branch-likely instruction.
3681 (mips_reorg): Call r10k_insert_cache_barriers.
3682 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
3683 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
3684 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
3685 (mips_cache, r10k_cache_barrier): New define_insns.
3687 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3689 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3690 * ira-color.c (setup_allocno_left_conflicts_num): Use
3691 hard_reg_set_equal_p instead of a comparison with
3692 ira_zero_hard_reg_set.
3693 * ira.c (setup_reg_subclasses): Likewise.
3694 (setup_cover_and_important_classes): Likewise.
3695 (setup_class_translate): Likewise.
3696 (setup_reg_class_intersect_union): Likewise.
3697 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3698 (ira_init_once): Don't initialize them.
3700 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3702 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
3704 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3706 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
3708 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3710 Improved branch hints, safe hints, and scheduling.
3712 * haifa-sched.c (sched_emit_insn) : Define.
3713 * sched-int.h (sched_emit_insn) : Add prototype.
3714 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
3715 -mhint-max-distance -msafe-hints) : Document.
3716 * config/spu/spu.c (spu_flag_var_tracking): New.
3717 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
3718 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
3719 TARGET_ASM_FILE_START): Define.
3720 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
3721 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
3722 (spu_emit_branch_hint): Add blocks argument.
3723 (insert_branch_hints, insert_nops): Remove.
3724 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
3725 uses_ls_unit, spu_sched_init_global, spu_sched_init,
3726 spu_sched_reorder, asm_file_start): New functions.
3727 (clock_var, spu_sched_length, pipe0_clock,
3728 pipe1_clock, prev_clock_var, prev_priority,
3729 spu_ls_first, prev_ls_clock): New static variables.
3730 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
3731 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
3732 (nopn_nv): Add a non-volatile version of nop.
3733 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
3734 -mhint-max-distance, -msafe-hints): New options.
3736 2008-09-05 Janis Johnson <janis187@us.ibm.com>
3737 Samuel Tardieu <sam@rfc1149.net>
3739 * opts.c (decode_options): Combine nested if statements.
3742 * opts.c (decode_options): Handle more relationships among
3743 unit-at-a-time, toplevel-reorder, and section-anchors.
3745 2008-09-05 David Daney <ddaney@avtrex.com>
3747 * doc/install.texi (--enable-reduced-reflection): Document new option.
3749 2008-09-05 Bob Wilson <bob.wilson@acm.org>
3751 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
3753 (constantpool_operand): New.
3754 (move_operand): Disallow sub-word modes for the constant pool.
3755 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
3756 (xtensa_secondary_reload_class): Replace with....
3757 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
3758 Set icode for sub-word reloads from the constant pool.
3759 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
3760 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
3761 * config/xtensa/xtensa.md (reload<mode>_literal): New.
3762 * config/xtensa/xtensa-protos.h: Update prototypes.
3764 2008-09-05 Joseph Myers <joseph@codesourcery.com>
3766 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
3767 (REG_CLASS_NAMES): Update.
3768 (REG_CLASS_CONTENTS): Update.
3769 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
3770 of ALL_REGS for regs 77 and 78.
3771 * function.c (instantiate_virtual_regs_in_insn): Assert that
3772 return value of simplify_gen_subreg is not NULL.
3774 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
3776 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
3777 (gen_rtvec_v): Fix coding standards.
3779 2008-09-04 Jan Hubicka <jh@suse.cz>
3781 * i386.c (decide_alg): Be more conservative about optimizing for size.
3783 2008-09-04 Ian Lance Taylor <iant@google.com>
3785 * varasm.c (narrowing_initializer_constant_valid_p): New
3787 (initializer_constant_valid_p): Call it.
3789 2008-09-04 Jeff Law <law@redhat.com>
3791 * fold-const.c (native_encode_real): Fix computation of WORDS.
3792 (native_interpret_real): Likewise.
3794 2008-09-04 Janis Johnson <janis187@us.ibm.com>
3796 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
3798 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3800 * ira-conflicts.c (process_regs_for_copy): Check insn to check
3801 that the cost is already taken into account in ira-costs.c
3803 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
3805 * ira-build.c (print_copy, print_copies, ira_debug_copy,
3806 ira_debug_copies): New.
3807 (ira_bulid): Call print_copies.
3809 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
3811 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
3814 * config/rs6000/rs6000.c (optimization_options): Remove check of
3815 flag_toplevel_order.
3817 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3819 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
3820 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
3821 second operand is a reg_imm10_operand.
3822 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
3823 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
3824 (*seq_<GPR:mode><GPR2:mode>): Rename to
3825 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
3827 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
3828 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
3830 (*sne_<GPR:mode><GPR2:mode>): Rename to
3831 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
3834 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3836 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
3837 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
3838 combining an arithmetic right shift by more than 31 and a
3839 trunction. Don't match for out-of-range shift amounts. Set
3840 attribute mode to <MODE>.
3841 (*lshr32_trunc<mode>): Name the pattern combining a logical right
3842 shift by 32 and and a truncation. Set attribute mode to <MODE>.
3843 (*<optab>_trunc<mode>_exts): New pattern for truncated right
3844 shifts by less than 32.
3845 (extv): Change predicate on first operand to accept registers.
3846 Change predicate of the other operands from immediate_operand to
3847 const_int_operand. Expand exts when source is a register.
3848 (extzv): Change predicate of the constant operands from
3849 immediate_operand to const_int_operand.
3850 (extzv<mode>): Change predicate of the constant operands from
3851 immediate_operand to const_int_operand and no constraint. Also
3853 (*extzv_trunc<mode>_exts): New pattern.
3855 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
3857 * config/mips/mips.h (ISA_HAS_CINS): New macro.
3858 * config/mips/mips-protos.h (mask_low_and_shift_p,
3859 mask_low_and_shift_len): Declare.
3860 * config/mips/mips.c (mask_low_and_shift_p,
3861 mask_low_and_shift_len): New functions.
3862 (mips_print_operand): Handle new operand prefix "m".
3863 * config/mips/mips.md (*cins<mode>): New pattern.
3865 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3867 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
3868 optimizing for size.
3870 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3872 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
3873 regardless of epilogue_completed.
3875 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
3878 * ira-lives.c (process_bb_node_lives): Check setjmp.
3880 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
3883 * ira-build.c (form_loop_tree): Reverse BB walk.
3884 (create_bb_allocnos): Likewise.
3885 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
3886 (mark_reg_store): Rename to...
3887 (mark_ref_live): ...this and take a df_ref argument instead of
3888 note_stores arguments. Assert that we have a register.
3889 (mark_reg_clobber): Delete.
3890 (def_conflicts_with_inputs_p): New function.
3891 (mark_reg_conflicts): Delete.
3892 (mark_reg_death): Rename to...
3893 (mark_ref_dead): ...this and take a df_ref argument instead of
3894 a register. Assert that we have a register.
3895 (process_bb_node_lives): Hoist frequency calculation out of
3896 instruction walk. Convert from a forwards scan to a backwards scan.
3897 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
3898 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
3899 (create_allocno_live_ranges): Don't create regs_set.
3901 2008-09-04 Ian Lance Taylor <iant@google.com>
3903 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
3904 or REG_LABEL_TARGET.
3905 * calls.c (emit_library_call_value_1): Use MEM_P rather than
3906 comparing MODE with MEM.
3907 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
3908 comparing with GF_PREDICT_TAKEN.
3909 (gimple_get_lhs): Change code to enum gimple_code.
3910 (gimple_set_lhs): Likewise.
3911 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
3912 * omp-low.c (find_omp_clause): Change kind parameter to enum
3914 * tree-flow.h (find_omp_clause): Update declaration.
3915 * regrename.c (clear_dead_regs): Change kind parameter to enum
3917 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
3919 * see.c (see_get_extension_data): Change return type to enum
3920 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
3921 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
3922 (see_gen_normalized_extension): Change extension_code parameter to
3924 (see_seek_pre_extension_expr): Change extension_code to enum
3926 (see_merge_one_def_extension): Likewise.
3927 (see_handle_relevant_defs): Likewise.
3928 (see_handle_relevant_uses): Likewise.
3929 (see_analyze_one_def): Likewise.
3930 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
3931 GIMPLE_ASM rather than ASM_EXPR.
3932 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
3933 GIMPLE_RETURN rather than RETURN_EXPR.
3934 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
3935 (evaluate_stmt): Likewise.
3936 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
3937 to enum vect_relevant.
3938 (vect_mark_stmts_to_be_vectorized): Change assertion to not
3939 compare gimple codes with tree codes.
3941 2008-09-04 Paul Brook <paul@codesourcery.com>
3943 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
3945 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
3947 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
3948 pointer check lost in the recent no-unit-at-a-time patch.
3950 2008-09-04 Jan Hubicka <jh@suse.cz>
3953 * tree-switch-conversion.c (check_final_bb): Accept only IP
3956 2008-09-04 Jan Hubicka <jh@suse.cz>
3958 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
3960 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
3961 using_ranges argument.
3962 (vrp_evaluate_conditional): Avoid bogus warning for type range.
3963 (vrp_visit_cond_stmt): Update call of
3964 vrp_evaluate_conditional_warnv_with_ops
3966 2008-09-04 Jan Hubicka <jh@suse.cz>
3968 PR tree-optimization/37345
3969 PR tree-optimization/37358
3970 PR tree-optimization/37357
3971 * tree.c (build_function_type_skip_args): Build distinct type copy;
3973 (build_function_decl_skip_args): Set type of new decl not orig decl;
3974 clear DECL_VINDEX for methods turned into functions.
3976 2008-09-04 Nick Clifton <nickc@redhat.com>
3978 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
3979 * configure: Regenerate.
3980 * config.in: Regenerate.
3981 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
3982 alignment field, if it is supported.
3984 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
3986 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
3989 2008-09-03 David Edelsohn <edelsohn@gnu.org>
3991 * config/rs6000/rs6000.c (processor_target_table): Do not
3992 enable VMX for POWER6.
3994 2008-09-03 Anton Blanchard <anton@samba.org>
3996 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
3997 emit memory barrier before operation.
3999 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
4002 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
4003 default_elf_asm_output_external.
4005 2008-09-03 Jeff Law <law@redhat.com>
4007 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
4009 2008-09-03 Richard Henderson <rth@redhat.com>
4011 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
4012 memory barrier to below the test-and-set.
4013 (alpha_split_lock_test_and_set_12): Likewise.
4015 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4019 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
4022 * ira-color.c (print_loop_title): Use all_allocnos.
4023 (color_pass): Ditto. Don't add border_allocnos. Check that
4024 subloop allocno in the correspdoning bitmap all_allocnos.
4026 * ira-emit.c (change_loop): Use all_allocnos.
4028 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
4029 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
4030 (create_cap_allocno): Remove setting mentioned_allocnos.
4031 (create_insn_allocnos): Ditto.
4032 (remove_unnecessary_allocnos): Use all_allocnos.
4033 (check_allocno_creation): Check that allocnos are in the
4034 corresponding bitmap all_allocnos.
4036 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4040 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
4041 (process_regs_for_copy): Process subregs. Refine check when cost
4042 is taken into account in ira-costs.c.
4043 (process_reg_shuffles): Use REG_SUBREG_P.
4044 (add_insn_allocno_copies): Ditto. Ignore modes.
4046 * ira-color.c (conflict_allocno_vec): New.
4047 (COST_HOP_DIVISOR): New macro.
4048 (update_copy_costs_1): Use it.
4049 (update_conflict_hard_regno_costs): New function.
4050 (assign_hard_reg): Use it.
4051 (ira_color): Allocate and free conflict_allocno_vec.
4053 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4057 * ira-int.h (ira_sort_insn_chain): Remove.
4059 * ira.c (basic_block_order_nums, chain_insn_order,
4060 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
4061 (ira): Don't call ira_sort_insn_chain.
4063 * reload1.c (reload): Don't call ira_sort_insn_chain.
4065 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4068 * cgraphunit.c (update_call_expr): Remove eh regions from statements
4069 which become non throw.
4070 (cgraph_function_versioning): Also clear DECL_WEAK. Call
4071 update_call_expr after updating the flags on the decl.
4073 2008-09-03 Jan Hubicka <jh@suse.cz>
4075 PR tree-optimization/37315
4076 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
4077 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
4078 (cgraph_analyze_functions): Use node->analyzed
4079 (cgraph_mark_functions_to_output): Likewise.
4080 (cgraph_expand_function): All functions can be released after
4082 (cgraph_optimize): Use gimple_has_body_p.
4083 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
4084 (cgraph_decide_inlining_incrementally): Likewise.
4085 (inline_transform): Inline transform.
4086 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
4088 (inlinable_function_p): Drop gimple_body check.
4089 (expand_call_inline): Use gimple_has_body_p.
4090 * gimple.c (gimple_has_body_p): New.
4091 * gimple.h (gimple_has_body_p): Add prototype.
4092 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
4093 (dump_function_to_file): Use gimple_has_body_p check.
4095 2008-09-03 Jakub Jelinek <jakub@redhat.com>
4098 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
4100 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
4102 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4104 From Michael Frysinger <michael.frysinger@analog.com>
4105 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
4106 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
4109 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
4112 * doc/extend.texi: Document picoChip builtin functions.
4113 * doc/invoke.texi: Document picoChip options.
4114 * doc/contrib.texi: Add picoChip contribution.
4115 * doc/md.texi: Document picoChip constraints.
4116 * config.gcc: Add picochip-*-*.
4117 * config/picochip/: Add new port.
4119 2008-09-03 Richard Guenther <rguenther@suse.de>
4121 PR tree-optimization/37328
4122 * tree-sra.c (sra_build_assignment): Gimplify properly.
4123 (generate_copy_inout): Take the correct stmt as definition,
4124 remove bogus assert.
4126 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4128 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
4131 From Michael Frysinger <michael.frysinger@analog.com>
4132 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
4134 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
4136 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
4137 (__gthread_setspecific): Revert 2008-08-31 change to
4138 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
4140 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
4142 * diagnostic.c (error_at): New.
4143 * toplev.h (error_at): New prototype.
4144 * c-typeck.c (build_array_ref): Call error_at instead of error.
4145 Pass location to pedwarn.
4147 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
4149 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
4151 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4153 * dwarf2out.c (tree_add_const_value_attribute): Only handle
4154 VAR_DECL and CONST_DECL.
4156 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4157 Jakub Jelinek <jakub@redhat.com>
4159 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
4160 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
4161 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
4162 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
4163 Don't set ix86_save_varrargs_registers.
4164 (ix86_setup_incoming_varargs): Assume cum != NULL.
4165 (ix86_va_start): Check ix86_varargs_gpr_size and
4166 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
4167 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
4168 from frame pointer if ix86_varargs_gpr_size == 0.
4169 (ix86_compute_frame_layout): Updated.
4170 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
4171 (ix86_varargs_gpr_size): Define.
4172 (ix86_varargs_fpr_size): Likewise.
4173 (machine_function): Remove save_varrargs_registers.
4174 Add varargs_gpr_size and varargs_fpr_size.
4176 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4178 * config/alpha/alpha.c (va_list_skip_additions,
4179 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
4180 (alpha_gimplify_va_arg): Call unshare_expr on second use of
4183 PR tree-optimization/36766
4184 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
4185 for already removed basic blocks.
4188 * real.c (real_maxval): Clear a lower bit to make real_maxval
4189 match get_max_float for IBM long double format.
4191 2008-09-02 Andreas Schwab <schwab@suse.de>
4193 * configure.ac: Use m4_quote to quote the expansion of m4_do.
4194 * configure: Regenerate.
4196 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
4198 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
4199 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
4200 checking for a non-VOID CONSTANT_P.
4202 2008-09-02 Jan Hubicka <jh@suse.cz>
4204 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
4205 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
4208 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4210 * expr.c (emit_group_store): Don't assert stack temp mode size.
4212 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
4213 Tobias Grosser <grosser@fim.uni-passau.de>
4214 Jan Sjodin <jan.sjodin@amd.com>
4215 Harsha Jagasia <harsha.jagasia@amd.com>
4216 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4217 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4218 Adrien Eliche <aeliche@isty.uvsq.fr>
4220 Merge from graphite branch.
4223 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
4224 * doc/invoke.texi (-floop-block, -floop-interchange,
4225 -floop-strip-mine): Document new flags.
4226 * tree-into-ssa.c (gimple_vec): Moved...
4227 * tree-loop-distribution.c (rdg_component): Moved...
4228 * cfgloopmanip.c: Include tree-flow.h.
4229 (update_dominators_in_loop): New.
4230 (create_empty_if_region_on_edge): New.
4231 (create_empty_loop_on_edge): New.
4232 (loopify): Use update_dominators_in_loop.
4233 * tree-pass.h (pass_graphite_transforms): Declared.
4234 * configure: Regenerate.
4235 * tree-phinodes.c (make_phi_node): Export.
4236 (add_phi_node_to_bb): New, split from create_phi_node.
4237 * tree-chrec.c (for_each_scev_op): New.
4238 * tree-chrec.h (for_each_scev_op): Declared.
4239 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4240 (remove_statement): Call get_phi_with_result.
4241 * config.in (HAVE_cloog): Undef.
4242 * gdbinit.in (pgg): New.
4243 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
4244 * tree-ssa-loop.c (graphite_transforms): New.
4245 (gate_graphite_transforms): New.
4246 (pass_graphite_transforms): New.
4247 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
4248 HAVE_cloog): Defined.
4249 * tree-vectorizer.c (rename_variables_in_bb): Export.
4250 * tree-data-ref.c (dr_may_alias_p): Export.
4251 (stmt_simple_memref_p): New.
4252 (find_data_references_in_stmt): Export.
4253 (find_data_references_in_loop): Export.
4254 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
4255 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
4256 (create_rdg_vertices): Export.
4257 (build_empty_rdg): New.
4258 (build_rdg): Call build_empty_rdg. Free dependence_relations.
4259 * tree-data-ref.h (rdg_component): ... here.
4261 (struct data_reference): Add a field scop.
4263 (find_data_references_in_loop): Declared.
4264 (find_data_references_in_stmt): Declared.
4265 (create_rdg_vertices): Declared.
4266 (dr_may_alias_p): Declared.
4267 (stmt_simple_memref_p): Declared.
4268 (struct rdg_edge): Add a field ddr_p relation.
4269 (build_empty_rdg): Declared.
4270 * lambda.h (lambda_matrix): Declare a VEC of.
4271 (find_induction_var_from_exit_cond): Declared.
4272 (lambda_vector_compare): New.
4273 * common.opt (fgraphite, floop-strip-mine,
4274 floop-interchange, floop-block): New flags.
4275 * lambda-code.c (find_induction_var_from_exit_cond): Export.
4276 * cfgloop.c (is_loop_exit): New.
4277 * cfgloop.h (is_loop_exit): Declared.
4278 (create_empty_if_region_on_edge): Declared.
4279 (create_empty_loop_on_edge): Declared.
4280 * tree-flow.h (add_phi_node_to_bb): Declared.
4281 (make_phi_node): Declared.
4282 (rename_variables_in_bb): Declared.
4283 (perfect_loop_nest_depth): Declared.
4284 (graphite_transform_loops): Declared.
4285 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
4286 (graphite.o-warn): Add -Wno-error.
4287 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
4288 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
4289 (INCLUDES): Add PPLINC, CLOOGINC.
4290 (OBJS-common): Add graphite.o.
4291 (graphite.o): Add rule.
4292 * gimple.h (gimple_vec): ... here.
4293 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
4294 * passes.c (init_optimization_passes): Schedule
4295 pass_graphite_transforms.
4297 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
4300 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
4301 and -fno-toplevel-reorder after handle_options.
4303 2008-09-02 Paul Brook <paul@codesourcery.com>
4305 * config/arm/arm.c (arm_tune_cortex_a9): Define.
4306 (arm_override_options): Set arm_tune_cortex_a9.
4307 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
4308 (arm_issue_rate): Handle cortexa9.
4309 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
4310 * config/arm/arm-cores.def: Add cortex-a9.
4311 * config/arm/arm-tune.md: Regenerate.
4312 * config/arm/arm.md: Include cortex-a9.md.
4313 (generic_sched, generic_vfp): Add cortexa9.
4314 * config/arm/cortex-a9.md: New file.
4316 2008-09-02 Richard Guenther <rguenther@suse.de>
4318 PR tree-optimization/37327
4319 * tree-vrp.c (register_new_assert_for): Make sure to not have
4320 TREE_OVERFLOW set on the bound.
4322 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
4324 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
4326 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
4327 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
4330 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
4332 * gcc/config/spu/spu.md (divdf3): Removed.
4334 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4336 PR tree-optimization/37095
4337 * cgraph.c (cgraph_node): When creating new cgraph node after
4338 assembler_name_hash has been populated, record it in the hash
4341 2008-09-01 Paul Brook <paul@codesourcery.com>
4343 * doc/invoke.texi: Document -mword-relocations.
4344 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4345 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4346 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4347 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
4348 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
4349 (arm_emit_movpair): New function.
4350 (arm_print_operand <c>): Handle sybolic addresses.
4351 * config/arm/arm.h (TARGET_USE_MOVT): Define.
4352 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4353 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
4354 * config/arm/arm.opt: Add -mword-relocations.
4355 * config/arm/arm.md (movsi): Use arm_emit_movpair.
4356 (arm_movt, arm_movw): New.
4358 2008-09-01 Paul Brook <paul@codesourcery.com>
4360 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
4361 Allow Interworking on ARMv4 EABI based targets.
4362 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
4363 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
4365 2008-09-01 Paul Brook <paul@codesourcery.com>
4367 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
4368 optimized LT0 test. Remove optimization for GT.
4370 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4372 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
4373 openmp applications.
4374 * pa-hpux11.h (LIB_SPEC): Likewise.
4376 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
4379 2008-09-01 Jan Hubicka <jh@suse.cz>
4381 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
4382 present, use only counts; when guessed use only frequencies.
4383 (estimate_bb_frequencies): Use function_frequency.
4384 * profile.c (compute_branch_probabilities): Exit early when
4385 profile reading failed. Set profile_status.
4386 (branch_prob): Do not set profile_status.
4388 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
4390 * tree.c (protected_set_expr_location): New.
4391 * tree.h (protected_set_expr_location): New prototype.
4392 * c-tree.h (build_array_ref): Add argument.
4393 (parser_build_unary_op): Same.
4394 * c-typeck.c (build_indirect_ref): Handle new location argument.
4395 (build_array_ref): Same.
4396 (parser_build_unary_op): Same.
4397 * gimplify.c (gimplify_asm_expr): Set input_location before calling
4399 * c-omp.c (c_finish_omp_atomic): Pass location when calling
4401 * c-common.c (finish_label_address_expr): Handle new location argument.
4402 * c-common.h (build_indirect_ref): Add argument.
4403 (finish_label_address_expr): Same.
4404 * c-parser.c (c_parser_unary_expression): Pass location to build
4406 (c_parser_postfix_expression): Same.
4408 2008-09-01 Paul Brook <paul@codesourcery.com>
4410 * config/arm/arm.md: Include cortex-r4f.md.
4411 (attr fpu): Update type list.
4412 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
4413 fconstd, fcmps and fcmpd.
4414 (attr tune_cortexr4): Define.
4415 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
4416 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
4417 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
4418 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
4419 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
4420 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
4421 cortex_a8_vfp_farith: Ditto.
4422 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
4423 * config/arm/cortex-r4.md: Use tune_cortexr4.
4424 * config/arm/cortex-r4f.md: New file.
4426 2008-09-01 Richard Guenther <rguenther@suse.de>
4428 PR tree-optimization/37305
4429 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
4430 the result of constant conversions.
4431 (fold_gimple_assign): Likewise.
4433 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4435 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
4436 #ifdef ENABLE_CHECKING.
4438 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4440 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
4441 * sched-int.h (print_insn, print_pattern, print_value): Declare also
4442 when !INSN_SCHEDULING.
4444 2008-09-01 Andreas Schwab <schwab@suse.de>
4446 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
4448 2008-09-01 Paul Brook <paul@codesourcery.com>
4450 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
4452 2008-09-01 Jan Hubicka <jh@suse.cz>
4454 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
4456 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
4458 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
4459 * gimplify.c (gimplify_init_constructor): Add speed operand.
4460 * tree-sra.c (decide_block_copy): Likewise.
4461 * tree-inline.c (estimate_move_cost): Likewise.
4462 * config/alpha/alpha.h (MOVE_RATIO): Update.
4463 * config/frv/frv.c (MOVE_RATIO): Update.
4464 * config/spu/spu.h (MOVE_RATIO): Update.
4465 * config/sparc/sparc.h (MOVE_RATIO): Update.
4466 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
4467 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
4468 * config/cris/cris.h (MOVE_RATIO): Update.
4469 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
4470 * config/arm/arm.h (MOVE_RATIO): Update.
4471 * config/pa/pa.md: Update uses of MOVE_RATIO
4472 * config/pa/pa.h (MOVE_RATIO): Update.
4473 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
4474 CLEAR_RATIO, SET_RATIO): Update.
4475 * config/h8300/h8300.h (MOVE_RATIO): Update.
4476 * config/v850/v850.h (MOVE_RATIO): Update.
4477 * config/bfin/bfin.h (MOVE_RATIO): Update.
4479 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
4480 Dmitry Melnik <dm@ispras.ru>
4481 Dmitry Zhurikhin <zhur@ispras.ru>
4482 Alexander Monakov <amonakov@ispras.ru>
4483 Maxim Kuvyrkov <maxim@codesourcery.com>
4485 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
4486 sel-sched-dump.c, sel-sched-ir.c: New files.
4487 * Makefile.in (OBJS-common): Add selective scheduling object files.
4488 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
4489 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
4490 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
4491 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
4492 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
4493 (make_forwarder_block): Update loop latch if we have redirected
4494 the loop latch edge.
4495 * cfgloop.c (get_loop_body_in_custom_order): New function.
4496 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
4497 (CP_FALLTHRU_PREHEADERS): Likewise.
4498 (get_loop_body_in_custom_order): Declare.
4499 * cfgloopmanip.c (has_preds_from_loop): New.
4500 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
4501 Assert that the preheader edge will be fall thru when it is set.
4502 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
4503 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
4504 fsel-sched-substitution, fselective-scheduling): New flags.
4505 * cse.c (hash_rtx_cb): New.
4507 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
4508 sel_sched_insn_cnt): New counters.
4509 * final.c (compute_alignments): Export. Free dominance
4510 info after loop_optimizer_finalize.
4511 * genattr.c (main): Output maximal_insn_latency prototype.
4512 * genautomata.c (output_default_latencies): New.
4513 Factor its code from ...
4514 (output_internal_insn_latency_func): ... here.
4515 (output_internal_maximal_insn_latency_func): New.
4516 (output_maximal_insn_latency_func): New.
4517 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
4518 (struct hard_reg_set_iterator): New.
4519 (hard_reg_set_iter_init, hard_reg_set_iter_set,
4520 hard_reg_set_iter_next): New functions.
4521 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
4522 * lists.c (remove_free_INSN_LIST_node,
4523 remove_free_EXPR_LIST_node): New functions.
4524 * loop-init.c (loop_optimizer_init): When
4525 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
4526 calling create_preheaders.
4527 (loop_optimizer_finalize): Do not verify flow info after reload.
4528 * recog.c (validate_replace_rtx_1): New parameter simplify.
4529 Default it to true. Update all uses. Factor out simplifying
4531 (simplify_while_replacing): ... this new function.
4532 (validate_replace_rtx_part,
4533 validate_replace_rtx_part_nosimplify): New.
4534 * recog.h (validate_replace_rtx_part,
4535 validate_replace_rtx_part_nosimplify): Declare.
4536 * rtl.c (rtx_equal_p_cb): New.
4537 (rtx_equal_p): Use it.
4538 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
4539 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
4540 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
4541 * vecprim.h: Add a vector type for unsigned int.
4542 * haifa-sched.c: Include vecprim.h and cfgloop.h.
4543 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
4544 ready_try, cycle_issued_insns, spec_info): Make global.
4545 (readyp): Initialize.
4546 (dfa_lookahead): New global variable.
4547 (old_max_uid, old_last_basic_block): Remove.
4548 (h_i_d): Make it a vector.
4549 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
4551 (after_recovery, adding_bb_to_current_region_p):
4552 New variables to handle correct insertion of the recovery code.
4553 (struct ready_list): Move declaration to sched-int.h.
4554 (rgn_n_insns): Removed.
4555 (rtx_vec_t): Move to sched-int.h.
4556 (find_insn_reg_weight): Remove.
4557 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
4558 (haifa_init_h_i_d, haifa_finish_h_i_d):
4559 New functions to initialize / finalize haifa instruction data.
4560 (extend_h_i_d, init_h_i_d): Rewrite.
4561 (unlink_other_notes): Move logic to add_to_note_list. Handle
4562 selective scheduler.
4563 (ready_lastpos, ready_element, ready_sort, reemit_notes,
4564 find_fallthru_edge): Make global, remove static prototypes.
4565 (max_issue): Make global. Add privileged_n and state parameters. Use
4567 (extend_global, extend_all): Removed.
4568 (init_before_recovery): Add new param. Fix the handling of the case
4569 when we insert a recovery code before the EXIT which has a predecessor
4570 with a fallthrough edge to it.
4571 (create_recovery_block): Make global. Rename to
4572 sched_create_recovery_block. Update.
4573 (change_pattern): Rename to sched_change_pattern. Make global.
4574 (speculate_insn): Rename to sched_speculate_insn. Make global.
4575 Split haifa-specific functionality into ...
4576 (haifa_change_pattern): New static function.
4577 (sched_extend_bb): New static function.
4578 (sched_init_bbs): New function.
4579 (current_sched_info): Change type to struct haifa_sched_info.
4580 (insn_cost): Adjust for selective scheduling.
4581 (dep_cost_1): New function. Move logic from ...
4582 (dep_cost): ... here.
4583 (dep_cost): Use dep_cost_1.
4584 (contributes_to_priority_p): Use sched_deps_info instead of
4586 (priority): Adjust to work with selective scheduling. Process the
4587 corner case when all dependencies don't contribute to priority.
4588 (rank_for_schedule): Use ds_weak instead of dep_weak.
4589 (advance_state): New function. Move logic from ...
4590 (advance_one_cycle): ... here.
4591 (add_to_note_list, concat_note_lists): New functions.
4592 (rm_other_notes): Make static. Adjust for selective scheduling.
4593 (remove_notes, restore_other_notes): New functions.
4594 (move_insn): Add two arguments. Update assert. Don't call
4596 (choose_ready): Remove lookahead variable, use dfa_lookahead.
4597 Remove more_issue, max_points. Move the code to initialize
4598 max_lookahead_tries to max_issue.
4599 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
4600 ready. Adjust use of move_insn. Call restore_other_notes.
4602 (sched_init, sched_finish): Move Haifa-specific initialization/
4604 (haifa_sched_init, haifa_sched_finish): ... respectively.
4606 (setup_sched_dump): New function.
4607 (haifa_init_only_bb): New static function.
4608 (haifa_speculate_insn): New static function.
4609 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
4610 (extend_ready, extend_all): Remove.
4611 (sched_extend_ready_list, sched_finish_ready_list): New functions.
4612 (create_check_block_twin, add_to_speculative_block): Use
4613 haifa_insns_init instead of extend_global. Update to use new
4614 initialization functions. Change parameter. Factor out code from
4615 create_check_block_twin to ...
4616 (sched_create_recovery_edges) ... this new function.
4617 (add_block): Remove.
4618 (sched_scan_info): New.
4619 (extend_bb): Use sched_scan_info.
4620 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
4621 static functions for walking through scheduling region.
4622 (sched_luids): New vector variable to replace uid_to_luid.
4623 (luids_extend_insn): New function.
4624 (sched_max_luid): New variable.
4625 (luids_init_insn): New function.
4626 (sched_init_luids, sched_finish_luids): New functions.
4627 (insn_luid): New debug function.
4628 (sched_extend_target): New function.
4629 (haifa_init_insn): New static function.
4630 (sched_init_only_bb): New hook.
4631 (sched_split_block): New hook.
4632 (sched_split_block_1): New function.
4633 (sched_create_empty_bb): New hook.
4634 (sched_create_empty_bb_1): New function.
4635 (common_sched_info, ready): New global variables.
4636 (current_sched_info_var): Remove.
4637 (move_block_after_check): Use common_sched_info.
4638 (haifa_luid_for_non_insn): New static function.
4639 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
4640 (increase_insn_priority): New.
4641 * modulo-sched.c: (issue_rate): Remove static declaration.
4642 (sms_sched_info): Change type to haifa_sched_info.
4643 (sms_sched_deps_info, sms_common_sched_info): New variables.
4644 (setup_sched_infos): New.
4645 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
4646 Do not call regstat_free_calls_crossed.
4647 (sms_print_insn): Use const_rtx.
4648 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
4649 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
4650 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
4651 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
4652 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
4653 current_sched_info to use it.
4654 (enum reg_pending_barrier_mode): Move to sched-int.h.
4655 (h_d_i_d): New variable. Initialize to NULL.
4656 ({true, output, anti, spec, forward}_dependency_cache): Initialize
4658 (estimate_dep_weak): Remove static declaration.
4659 (sched_has_condition_p): New function. Adjust users of
4660 sched_get_condition to use it instead.
4661 (conditions_mutex_p): Add arguments indicating which conditions are
4663 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
4664 argument to indicate whether returned condition is reversed. Do not
4665 generate new rtx when condition should be reversed; indicate it by
4666 setting new argument instead.
4667 (add_dependence_list_and_free): Add deps parameter.
4668 Update all users. Do not free dependence list when
4669 deps context is readonly.
4670 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
4672 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
4673 (remove_from_deps): New. Use the above functions.
4674 (cur_insn, can_start_lhs_rhs_p): New static variables.
4675 (add_or_update_back_dep_1): Initialize present_dep_type.
4676 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
4677 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
4678 haifa_note_dep): New functions implementing dependence hooks for
4679 the Haifa scheduler.
4680 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
4681 note_dep): New functions.
4682 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
4684 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
4685 (free_deps): Initialize deps->reg_last.
4686 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
4687 sched_analyze_insn): Update to use dependency hooks infrastructure
4688 and readonly contexts.
4689 (deps_analyze_insn): New function. Move part of logic from ...
4690 (sched_analyze): ... here. Also move some logic to ...
4691 (deps_start_bb): ... here. New function.
4692 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
4694 (sched_deps_init): New function. Move code from ...
4695 (init_dependency_caches): ... here. Remove.
4696 (init_deps_data_vector): New.
4697 (sched_deps_finish): New function. Move code from ...
4698 (free_dependency_caches): ... here. Remove.
4699 (init_deps_global, finish_deps_global): Adjust for use with
4700 selective scheduling.
4701 (get_dep_weak): Move logic to ...
4702 (get_dep_weak_1): New function.
4703 (ds_merge): Move logic to ...
4704 (ds_merge_1): New static function.
4705 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
4706 (ds_get_max_dep_weak): New function.
4707 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
4708 (n_insns): Rename to rgn_n_insns.
4709 (debug_ebb_dependencies): New function.
4710 (init_ready_list): Use it.
4711 (begin_schedule_ready): Use sched_init_only_bb.
4712 (ebb_print_insn): Indicate when an insn starts a new cycle.
4713 (contributes_to_priority, compute_jump_reg_dependencies,
4714 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
4715 (add_block1): Remove to ebb_add_block.
4716 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
4717 (schedule_ebb): Initialize them. Use remove_notes instead of
4718 rm_other_notes. Use haifa_local_init/finish.
4719 (schedule_ebbs): Use haifa_sched_init/finish.
4720 * sched-int.h: Include vecprim.h, remove rtl.h.
4721 (struct ready_list): Delete declaration.
4722 (sched_verbose_param, enum sched_pass_id_t,
4723 bb_vec_t, insn_vec_t, rtx_vec_t): New.
4724 (struct sched_scan_info_def): New structure.
4725 (sched_scan_info, sched_scan, sched_init_bbs,
4726 sched_init_luids, sched_finish_luids, sched_extend_target,
4727 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
4728 (struct common_sched_info_def): New.
4729 (common_sched_info, haifa_common_sched_info,
4730 sched_emulate_haifa_p): Declare.
4732 (sched_luids): Declare.
4733 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
4734 (sched_max_luid, insn_luid): Declare.
4735 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
4736 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
4737 print_insn, print_pattern, print_value, haifa_classify_insn,
4738 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
4739 setup_sched_dump, sched_init, sched_finish,
4740 sel_insn_is_speculation_check): Export.
4741 (struct ready_list): Move from haifa-sched.c.
4742 (ready_try, ready, max_issue): Export.
4743 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
4744 sched_init_only_bb, sched_split_block, sched_split_block_1,
4745 sched_create_empty_bb, sched_create_empty_bb_1,
4746 sched_create_recovery_block, sched_create_recovery_edges): Export.
4747 (enum reg_pending_barrier_mode): Export.
4748 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
4750 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
4751 print_insn field. Move add_block and fix_recovery_cfg to
4752 common_sched_info_def. Move compute_jump_reg_dependencies,
4754 (struct sched_deps_info_def): ... this new structure.
4755 (sched_deps_info): Declare.
4756 (struct spec_info_def): Remove weakness_cutoff, add
4757 data_weakness_cutoff and control_weakness_cutoff.
4758 (spec_info): Declare.
4759 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
4761 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
4762 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
4763 (current_sched_info): Change type to struct haifa_sched_info.
4764 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
4765 (h_d_i_d): New variable.
4766 (HDID): New accessor macro.
4767 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
4768 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
4770 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
4771 (enum SCHED_FLAGS): Update for selective scheduler.
4772 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
4773 (init_dependency_caches, free_dependency_caches): Delete declarations.
4774 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
4775 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
4776 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
4777 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
4778 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
4780 (rm_other_notes): Delete declaration.
4781 (schedule_block): Remove one argument.
4782 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
4783 ready_element, ready_lastpos, sched_extend_ready_list,
4784 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
4785 concat_note_lists): Export.
4786 (struct region): Move from sched-rgn.h.
4787 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4788 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4789 BLOCK_TO_BB, CONTAINING_RGN): Export.
4790 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
4791 (current_nr_blocks, current_blocks, target_bb): Likewise.
4792 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
4793 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
4794 sched_rgn_local_init, extend_regions,
4795 rgn_make_new_region_out_of_new_block, compute_priorities,
4796 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
4797 extend_rgns, deps_join rgn_setup_common_sched_info,
4798 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
4799 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
4800 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
4801 increase_insn_priority): Likewise.
4802 * sched-rgn.c: Include sel-sched.h.
4803 (ref_counts): New static variable. Use it ...
4804 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
4805 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
4806 (sched_is_disabled_for_current_region_p): Delete static declaration.
4807 (struct region): Move to sched-int.h.
4808 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
4809 ebb_head): Define and initialize.
4810 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
4811 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
4812 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
4814 (find_single_block_region): Add new argument to indicate that EBB
4815 regions should be constructed.
4816 (debug_live): Delete declaration.
4817 (current_nr_blocks, current_blocks, target_bb):
4818 Remove static qualifiers.
4819 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
4821 (init_regions): Delete declaration.
4822 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
4823 rgn_estimate_number_of_insns): New.
4824 (too_large): Use estimate_number_of_insns.
4825 (haifa_find_rgns): New. Move the code from ...
4826 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
4827 (free_trg_info): New.
4828 (compute_trg_info): Allocate candidate tables here instead of ...
4829 (init_ready_list): ... here.
4830 (rgn_print_insn): Use const_rtx.
4831 (contributes_to_priority, extend_regions): Delete static declaration.
4832 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
4833 (add_block1): Rename to rgn_add_block.
4834 (debug_rgn_dependencies): Delete static qualifier.
4835 (new_ready): Use sched_deps_info. Simplify.
4836 (rgn_common_sched_info, rgn_const_sched_deps_info,
4837 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
4839 (region_sched_info): Rename to rgn_const_sched_info.
4840 (deps_join): New, extracted from ...
4841 (propagate_deps): ... here.
4842 (compute_block_dependences, debug_dependencies): Update for selective
4844 (free_rgn_deps, compute_priorities): New functions.
4845 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
4846 sched_rgn_compute_dependencies): New functions.
4847 (schedule_region): Use them.
4848 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
4849 rgn_setup_common_sched_info, rgn_setup_sched_infos):
4851 (schedule_insns): Call new functions that were split out.
4852 (rgn_make_new_region_out_of_new_block): New.
4853 (get_rgn_sched_max_insns_priority): New.
4854 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
4855 scheduling when appropriate.
4856 * sched-vis.c: Include insn-attr.h.
4857 (print_value, print_pattern): Make global.
4858 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
4859 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
4860 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
4861 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
4862 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
4863 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
4864 hooks. Initialize them to 0.
4865 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
4866 * target.h (struct gcc_target): Add them. Rename gen_check field to
4868 * flags.h (sel_sched_switch_set): Declare.
4869 * opts.c (sel_sched_switch_set): New variable.
4870 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
4871 pipelining is disabled from command line.
4872 (common_handle_option): Record whether selective scheduling is
4873 requested from command line.
4874 * doc/invoke.texi: Document new flags and parameters.
4875 * doc/tm.texi: Document new target hooks.
4876 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
4878 (dfa_state_size): Do not declare locally.
4879 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
4880 * config/rs6000/rs6000.c (rs6000_init_sched_context,
4881 rs6000_alloc_sched_context, rs6000_set_sched_context,
4882 rs6000_free_sched_context): New functions.
4883 (struct _rs6000_sched_context): New.
4884 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
4886 (rs6000_sched_finish): Do not run for selective scheduling.
4888 2008-08-31 Jan Hubicka <jh@suse.cz>
4890 * frv.c (frv_rtx_costs): Update forward declaration.
4891 * spu.c (spu_rtx_costs): Likewise.
4892 * pdp11.c: Include df.h
4893 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
4894 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
4895 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
4896 * iq2000.c (iq2000_address_cost): Add speed argument.
4897 (iq2000_rtx_costs): Likewise.
4898 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
4899 update call of mn10300_address_cost.
4900 * mcore.c: Include df.h
4901 (mcore_rtx_costs): Update prototype.
4902 * score3.c: Include df.h
4903 (score3_rtx_costs): Remove speed argument.
4904 * score7.c: Include df.h
4905 (score7_address_cost): Remove speed argument.
4906 * score-protos.h (score_address_cost): Update prototype.
4907 * score.c: Include df.h
4908 (score_rtx_costs): Update call of costs functions.
4909 * v850.c (v850_rtx_costs): Add bool argument.
4911 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
4913 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
4915 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4917 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
4918 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
4920 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4922 * mkmap-flat.awk: Add option pe_dll.
4923 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
4924 * config/i386/t-cygwin (SHLIB_LC): Add.
4925 * config/i386/t-mingw32 (SHLIB_LC): Add.
4926 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
4927 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
4928 (LINK_SPEC): Support libgcc_s.
4929 (LIBGCC_SPEC): Support libgcc_s.
4930 (LIBGCC_SONAME): New.
4932 2008-08-31 Jan Hubicka <jh@suse.cz>
4934 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
4935 mistakely had old version of patch.
4937 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
4938 (ipcp_estimate_growth): New.
4939 (ipcp_insert_stage): Use ipcp_estimate_growth.
4940 * profile.c (branch_prob): When reading failed, do not consider
4943 2008-08-31 Jan Hubicka <jh@suse.cz>
4945 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
4946 loop is optimized for speed.
4948 2008-08-31 Richard Guenther <rguenther@suse.de>
4951 * fold-const.c (fold_binary): Retain conversions in folding
4954 2008-08-31 Jan Hubicka <jh@suse.cz>
4956 * postreload-gcse.c (eliminate_partially_redundant_loads):
4957 Use optimize_bb_for_size_p.
4958 * predict.c (maybe_hot_frequency_p): Make inline.
4959 (maybe_hot_count_p): Break out from ...
4960 (maybe_hot_bb_p): ... this one.
4961 (maybe_hot_edge_p): Simplify.
4962 * basic-block.h (probably_cold_bb_p): Remove.
4964 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4967 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
4969 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
4970 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
4971 Also split V4SFmode.
4972 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
4975 2008-08-31 Jan Hubicka <jh@suse.cz>
4977 * predict.c (PROB_VERY_LIKELY): Make small enough so things
4979 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
4981 2008-08-31 Jakub Jelinek <jakub@redhat.com>
4984 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
4987 * dwarf2out.c (native_encode_initializer): Subtract min_index for
4988 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
4990 2008-08-31 Jan Hubicka <jh@suse.cz>
4992 * sparc.h (BRANCH_COST): Fix macro definition.
4993 * avr.c (avr_operand_rtx_cost): Add speed argument.
4994 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
4996 2008-08-31 Richard Guenther <rguenther@suse.de>
4998 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
4999 types instead of operands. Re-instantiate verifying of
5000 binary expression operands.
5002 2008-08-30 Jan Hubicka <jh@suse.cz>
5004 * fwprop.c (should_replace_address): Add speed attribute.
5005 (PR_OPTIMIZE_FOR_SPEED): New flag.
5006 (propagate_rtx_1): Use it.
5007 (propagate_rtx): Set it.
5008 (try_fwprop_subst): Update call of rtx_costs.
5009 (forward_propagate_and_simplify): LIkewise.
5010 * hooks.c (hook_int_rtx_bool_0): New
5011 (hook_bool_rtx_int_int_intp_false): Replace by ...
5012 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5013 * hooks.h (hook_int_rtx_bool_0): New
5014 (hook_bool_rtx_int_int_intp_false): Replace by ...
5015 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5016 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
5017 (prepare_cmp_insn): UPdate call of rtx_cost.
5018 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
5019 (reload_cse_simplify_operands): Update call of rtx_cost.
5020 (reload_cse_move2add): call of rtx_cost.
5021 * target.h (struct gcc_target): Update rtx_costs and address_costs.
5022 * rtlanal.c (rtx_cost): Add speed argument.
5023 (address_cost): Add speed argument
5024 (default_address_cost): Likewise.
5025 (insn_rtx_cost): Likewise.
5026 * cfgloopanal.c (seq_cost): Add speed argument.
5027 (target_reg_cost, target_spill_cost): Turn to array.
5028 (init_set_costs): Update for speed.
5029 (estimate_reg_pressure_cost): Add speed argument.
5030 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
5031 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
5032 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
5033 (seq_cost): Add speed argument.
5034 (computation_cost): Add speed arugment.
5035 (add_cost, multiply_by_const, get_address_cost): add speed argument.
5036 (force_expr_to_var_cost): Update for profile info.
5037 (force_var_cost): Likewise.
5038 (split_address_cost): Likewise.
5039 (ptr_difference_cost): Likewise.
5040 (difference_cost): Likewise.
5041 (get_computation_cost_at): Likewise.
5042 (determine_iv_cost): Likewise.
5043 (ivopts_global_cost_for_size): Likewise.
5044 (rewrite_use_address): Likewise.
5045 (tree_ssa_iv_optimize_loop): Initialize speed field.
5046 * cse.c (optimize_this_for_speed_p): New static var.
5047 (notreg_cost): Update call of rtx_cost.
5048 (cse_extended_basic_block): set optimize_this_for_speed_p.
5049 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
5050 (noce_try_cmove_arith): Likewise.
5051 (noce_try_sign_mask): LIkewise.
5052 * expr.c (compress_float_constant): Update rtx_cost calls.
5053 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
5055 (addr_to_parts): Likewise.
5056 (create_mem_ref): Likewise.
5057 * dse.c (find_shift_sequence): Add speed argument.
5058 (replace_read): Update call.
5059 * calls.c (precompute_register_parameters): Update call of rtx_cost.
5060 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
5061 * neg_cost, shift_cost, shiftadd_cost,
5062 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
5063 mul_highpart_cost): Increase dimension.
5064 (init_expmed): Initialize for both size and speed.
5065 (expand_shift): Use profile.
5066 (synth_mult): Use profile.
5067 (choose_mult_variant): Use profile.
5068 (expand_mult): Use profile.
5069 (expand_mult_highpart_optab): Use profile.
5070 (expand_mult_highpart): Use profile.
5071 (expand_smod_pow2): Use profile.
5072 (expand_divmod): Use profile.
5073 * simplify-rtx.c (simplify_binary_operation_1): Update call of
5075 * loop-invariant.c (create_new_invariant): Use profile.
5076 (gain_for_invariant): Add speed parameter.
5077 (best_gain_for_invariant): Likewise.
5078 (find_invariants_to_move): Likewise.
5079 (move_single_loop_invariants): Set it.
5080 * target-def.h (TARGET_RTX_COSTS): Use hook.
5081 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
5082 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5083 * output.h (default_address_cost): Update prototype.
5084 * combine.c (optimize_this_for_speed_p): New static var.
5085 (combine_validate_cost): Update call of rtx_cost.
5086 (combine_instructions): Set optimize_this_for_speed_p.
5087 (expand_compound_operation): Update call of rtx_cost.
5088 (make_extraction):Update call of rtx_cost.
5089 (force_to_mode):Update call of rtx_cost.
5090 (distribute_and_simplify_rtx):Update call of rtx_cost.
5091 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
5092 (estimate_reg_pressure_cost): Update prototype.
5093 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
5094 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
5096 * config/alpha/alpha.c (alpha_rtx_costs): Update.
5097 (alpha_rtx_costs): Update.
5098 * config/frv/frv.c (frv_rtx_costs): Update.
5099 * config/s390/s390.c (s390_rtx_costs): Update.
5100 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
5101 (m32c_rtx_costs): Update.
5102 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
5103 (spu_rtx_costs): Update.
5104 * config/sparc/sparc.c (sparc_rtx_costs): Update.
5105 * config/m32r/m32r.c (m32r_rtx_costs): Update.
5106 * config/i386/i386.c (:ix86_address_cost): Update.
5107 (ix86_rtx_costs): Update.
5108 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
5109 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
5110 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
5111 * config/crx/crx.c (crx_address_cost): Update.
5112 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
5113 * config/stormy16/stormy16.c
5114 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
5115 * config/m68hc11/m68hc11.c
5116 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
5117 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
5118 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
5120 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
5122 * config/ia64/ia64.c (ia64_rtx_costs): Update.
5123 * config/m68k/m68k.c (m68k_rtx_costs): Update.
5124 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
5125 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
5126 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
5127 (mcore_rtx_costs): update.
5128 * config/score/score3.c (score3_rtx_costs): Update.
5129 * config/score/score7.c (score7_rtx_costs): Update.
5130 * config/score/score3.h (score3_rtx_costs):Update.
5131 * config/score/score7.h (score7_rtx_costs): Update.
5132 * config/score/score.c (score_rtx_costs): Update.
5133 * config/arm/arm.c (arm_address_cost): Update.
5134 (arm_rtx_costs_1): Update.
5135 (arm_rtx_costs_1): Update.
5136 (arm_size_rtx_costs): Update.
5137 (arm_size_rtx_costs): Update.
5138 (arm_size_rtx_costs): Update.
5139 (arm_xscale_rtx_costs): Update.
5140 (arm_thumb_address_cost): Update.
5141 * config/pa/pa.c (hppa_address_cost): Update.
5142 * config/mips/mips.c (mips_rtx_costs): Update.
5143 * config/vax/vax.c (vax_address_cost): Update.
5144 * config/h8300/h8300.c (h8300_shift_costs): Update.
5145 (h8300_rtx_costs): Update.
5146 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
5147 (v850_rtx_costs): Update.
5148 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
5149 * config/bfin/bfin.c
5150 (bfin_address_cost): Update.
5151 (bfin_rtx_costs): Update.
5152 * stmt.c (lshift_cheap_p): Update.
5154 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5157 * expmed.c (extract_bit_field_1): Check the mode size to make
5158 sure the vector modes have the same size.
5160 2008-08-29 Michael Meissner <gnu@the-meissners.org>
5162 * dojump.c (top level): Include basic-block.h to declare
5163 optimize_insn_for_speed_p
5165 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
5167 * opts.h (CL_SAVE): New option class for marking options that are
5168 target specific options usable in the target attribute.
5169 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
5171 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
5172 can easily find the target specific options that are safe to use
5173 in the attribute or pragma.
5175 * attribs.c (decl_attributes): Change #pragma GCC option to
5176 #pragma GCC target, and attribute((option(...))) to
5177 attribute((target(...))).
5179 * doc/extend.texi (target attribute): Change from option
5180 attribute. Delete push/pop/reset.
5181 (#pragma GCC target): Change from #pragma GCC option. Delete
5183 (#pragma GCC push_options): Document new pragma.
5184 (#pragma GCC pop_options): Document new pragma.
5185 (#pragma GCC reset_options): Document new pragma.
5187 * targhooks.c (default_target_option_valid_attribute_p): Add
5188 warning about port not supporting target attributes.
5189 (default_target_option_pragma_parse): New function, warn about
5190 #pragma GCC target not being supported.
5192 * targhooks.h (default_target_option_pragma_parse): Add
5195 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
5196 TI_CURRENT_OPTION_PRAGMA.
5197 (current_target_pragma): Rename from current_option_pragma.
5199 * target.h: (struct target_option): Delete booleans for changing
5200 the optimization level on hot/cold functions. Change signature of
5201 pragma_parse hook to take a second tree.
5203 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
5205 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
5206 that the declaration is done at global scope.
5208 * langhooks.c (add_builtin_function_common): Move most of the code
5209 from add_builtin_function here, calling the hook passed in.
5210 (add_builtin_function): Call add_builtin_function_common with
5211 standard builtin hook.
5212 (add_builtin_function_ext_scope): New function to add builtins to
5215 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
5217 (add_builtin_function_ext_scope): Add declaration.
5219 * c-pragma.c (handle_pragma_target): Rename from
5220 handle_pragma_option, #pragma GCC option is now #pragma GCC
5221 target. Move warning about port not supporting target options to
5222 default pragma parse hook. Remove push/pop/reset from this
5224 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
5225 (option_stack): Delete static variable.
5226 (optimize_stack): Ditto.
5227 (optons_stack): New stack of saved target and optimization
5229 (handle_pragma_push_options): New function to handle pushing both
5230 target and optimization options.
5231 (handle_pragma_pop_options): New function to handle popping both
5232 target and optimization options.
5233 (handle_pragma_reset_options): New function to handle resetting
5234 both target and optimization options to their initial state.
5235 (init_pragma): Rename handle_pragma_option to
5236 handle_pragma_target. Add support for push_options, pop_options,
5237 and reset_options pragmas.
5239 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
5240 default_target_option_pragma_parse.
5241 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
5242 default_target_option_valid_attribute_p.
5243 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5244 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5245 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
5246 optimization level on hot/cold functions.
5248 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
5249 if the caller and callee have different optimization levels.
5251 * c-common.c (handle_target_attribute): Rename from
5252 handle_option_attribute, attribute((option(...))) is now
5253 attribute((target(...))). Move warning if the port does not
5254 support target attributes to the default hook.
5255 (handle_hot_attribute): Delete code to change the optimization
5256 level of hot functions.
5257 (handle_cold_attribute): Ditto.
5259 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
5260 argument that is the binary tree options to use if there are no
5261 arguments. Call ix86_valid_target_attribute_tree instead of
5262 ix86_valid_option_attribute_tree.
5263 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
5264 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
5265 ix86_pragma_option_parse.
5267 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
5268 Rename from ix86_valid_option_attribute_tree.
5270 * config/i386/i386.c (ix86_add_new_builtins): New function to add
5271 new builtins when the ISA changes.
5272 (ix86_valid_target_attribute_tree): Rename from
5273 ix86_valid_option_attribute_tree. Change callers. If the
5274 function specified optimization options, use those as the starting
5275 point before setting up the target attributes. If the
5276 optimization options were changed in the course of setting the
5277 target attributes, record the new optimization options.
5278 (ix86_valid_target_attribute_tree_inner_p): Rename from
5279 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
5280 ix86_add_new_builtins if the ISA changed.
5281 (ix86_valid_target_attribute_p): Rename from
5282 ix86_valid_option_attribute_p. Change callers.
5283 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
5284 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
5285 as delayed builtin functions.
5286 (struct builtin_isa): New structure to record builtin functions
5287 that should be delayed until the ISA for that function is used.
5288 (ix86_builtins_isa): Change from int to struct to track builtin
5289 functions we want to declare at some point.
5290 (def_builtin): If the front end can delay defining the builtin
5291 functions, don't create builtins for ISAs not part of the default
5293 (def_builtin_const): Ditto.
5294 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
5295 __builtin_ia32_pcmov_v2di to be different builtin functions.
5296 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
5297 a structure instead of an int.
5298 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
5299 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
5300 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5301 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5303 * config/ia64/ia64.h
5304 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5305 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5307 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
5308 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
5309 (LANG_HOOKS_INITIALIZER): Add
5310 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
5312 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
5315 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
5316 the reload address with the index register for SFmode
5317 access with a displacement.
5319 2008-08-30 Jan Hubicka <jh@suse.cz>
5321 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
5322 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
5323 * dojump.c (do_jump): Likewise.
5324 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
5325 (note-if_info): Add BRANCH_COST.
5326 (noce_try_store_flag_constants, noce_try_addcc,
5327 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
5328 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
5329 find_if_case_2): Use computed branch cost.
5330 * expr.h (BRANCH_COST): Update default.
5331 * predict.c (predictable_edge_p): New function.
5332 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
5333 Update BRANCH_COST call.
5334 * basic-block.h (predictable_edge_p): Declare.
5335 * config/alpha/alpha.h (BRANCH_COST): Update.
5336 * config/frv/frv.h (BRANCH_COST): Update.
5337 * config/s390/s390.h (BRANCH_COST): Update.
5338 * config/spu/spu.h (BRANCH_COST): Update.
5339 * config/sparc/sparc.h (BRANCH_COST): Update.
5340 * config/m32r/m32r.h (BRANCH_COST): Update.
5341 * config/i386/i386.h (BRANCH_COST): Update.
5342 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
5344 * config/sh/sh.h (BRANCH_COST): Update.
5345 * config/pdp11/pdp11.h (BRANCH_COST): Update.
5346 * config/avr/avr.h (BRANCH_COST): Update.
5347 * config/crx/crx.h (BRANCH_COST): Update.
5348 * config/xtensa/xtensa.h (BRANCH_COST): Update.
5349 * config/stormy16/stormy16.h (BRANCH_COST): Update.
5350 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
5351 * config/iq2000/iq2000.h (BRANCH_COST): Update.
5352 * config/ia64/ia64.h (BRANCH_COST): Update.
5353 * config/rs6000/rs6000.h (BRANCH_COST): Update.
5354 * config/arc/arc.h (BRANCH_COST): Update.
5355 * config/score/score.h (BRANCH_COST): Update.
5356 * config/arm/arm.h (BRANCH_COST): Update.
5357 * config/pa/pa.h (BRANCH_COST): Update.
5358 * config/mips/mips.h (BRANCH_COST): Update.
5359 * config/vax/vax.h (BRANCH_COST): Update.
5360 * config/h8300/h8300.h (BRANCH_COST): Update.
5361 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
5362 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
5363 * doc/tm.texi (BRANCH_COST): Update.
5365 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
5368 * config/arm/arm.c (arm_optimization_options): Set
5369 flag_section_anchors to 2 instead of 1 to distinguish it from
5370 -fsection-anchors given explicitely on the command line.
5372 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
5374 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
5375 final insn of a split.
5377 2008-08-30 Jan Hubicka <jh@suse.cz>
5379 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
5380 optimized for speed.
5381 * final.c (compute_alignments): Use optimize_bb_for_size_p.
5382 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
5383 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
5384 flag_gcse_after_reload_set): New static vars.
5385 (common_handle_option): Enable those flags for profile-use.
5386 (decode_options): Remove optimize_size flags that are handled
5387 on higher granuality.
5388 * tree-vectorizer.c (vectorize_loops): Use
5389 optimize_loop_nest_for_speed_p.
5390 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
5391 * tree-predcom.c (tree_predictive_commoning): Use
5392 optimize_loop_for_speed_p.
5393 * varasm.c (assemble_start_function): Use
5394 optimize_function_for_speed_p.
5395 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
5396 * predict.c (optimize_loop_for_speed_p): Fix walk.
5398 2008-08-30 Jan Hubicka <jh@suse.cz>
5400 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
5402 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
5403 profile presence locally.
5405 2008-08-29 Joseph Myers <joseph@codesourcery.com>
5408 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
5409 versions before 4.0.
5411 2008-08-29 Jan Hubicka <jh@suse.cz>
5413 * tree-inline.c (insert_init_stmt): Insert sequence even when
5416 2008-08-29 Jeff Law <law@redhat.com>
5418 * mn10300.c (mn10300_secondary_reload_class): We need secondary
5419 reloads for AM33-2 if IN is a pseudo with an equivalent memory
5420 location and class is an FP register.
5422 2008-08-29 Jan Hubicka <jh@suse.cz>
5424 * see.c (see_merge_one_def_extension): Silence used uninitialized
5426 * matrix-reorg.c (check_allocation_function): Likewise.
5427 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
5429 2008-08-29 Jakub Jelinek <jakub@redhat.com>
5432 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
5433 compute new & and | in type rather than TREE_TYPE (arg0).
5435 * dwarf2out.c (fortran_common): Update comment.
5436 (gen_variable_die): Swap com_die and var_die variables in Fortran
5437 COMMON block handling code.
5439 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
5441 * dwarf2out.c (gen_const_die): New function.
5442 (size_of_die, value_format, output_die): Output larger
5443 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
5444 (native_encode_initializer): New function.
5445 (tree_add_const_value_attribute): Call it.
5446 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
5448 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
5449 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
5450 TREE_THIS_VOLATILE to add_type_attribute.
5452 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
5454 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
5457 * dwarf2out.c (loc_by_reference): New function.
5458 (add_location_or_const_value_attribute): Use it.
5461 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
5462 as DW_TAG_variable children of DW_TAG_common_block rather than
5463 DW_TAG_member children. Put DW_AT_external to individual
5464 DW_TAG_variable DIEs, not to DW_TAG_common_block.
5466 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
5467 loc_descriptor_from_tree_1.
5471 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
5472 arguments to imported_module_or_decl.
5473 (debug_nothing_tree_tree): Removed.
5474 (debug_nothing_tree_tree_tree_bool): New prototype.
5475 * debug.c (do_nothing_debug_hooks): Adjust.
5476 (debug_nothing_tree_tree): Removed.
5477 (debug_nothing_tree_tree_tree_bool): New function.
5478 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
5479 (gen_variable_die): Put all common vars for the
5480 same COMMON block under one DW_TAG_common_block.
5481 (declare_in_namespace): Return new context_die, for Fortran
5482 return the module DIE instead of adding extra declarations into
5484 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
5485 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
5486 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
5488 (dwarf2out_global_decl): Don't skip Fortran global vars.
5489 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
5490 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
5491 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
5492 DW_TAG_imported_declaration as child of previous
5493 DW_TAG_imported_module.
5494 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
5495 * sdbout.c (sdb_debug_hooks): Likewise.
5496 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5498 2008-08-29 Jan Hubicka <jh@suse.cz>
5500 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
5502 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
5503 * ipa-cp.c (n_cloning_candidates): New static variable.
5504 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
5505 (ipcp_print_all_lattices): Improve debug output.
5506 (ipcp_cloning_candidate_p): New function.
5507 (ipcp_initialize_node_lattices): Use it.
5508 (ipcp_init_stage): Do only analyzis here; prettier debug output.
5509 (ipcp_propagate_stage): Prettier debug output.
5510 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
5511 (ipcp_print_all_structures): Remove.
5512 (ipcp_need_redirect_p): Test !n_cloning_candidates.
5513 (ipcp_insert_stage): Prettier debug output; call
5514 cgraph_remove_unreachable_nodes before propagating.
5515 (pass_ipa_cp): Schedule function removal pass.
5516 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
5518 (cgraph_maybe_hot_edge_p): Move to ...
5519 * predict.c (cgraph_maybe_hot_edge_p) ... here.
5520 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
5521 (common_handle_option): Set them; enable ipa-cp when profiling.
5522 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
5523 (ipa_print_all_jump_functions): Likewise.
5524 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
5525 (ipa_print_node_params, ipa_print_all_params): New.
5526 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
5527 ipa_print_all_param_flags): Remove.
5528 (ipa_print_node_params, ipa_print_all_params): New.
5530 2008-08-29 Bob Wilson <bob.wilson@acm.org>
5532 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
5533 change from 2008-04-03.
5534 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
5536 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5539 * ira-color.c (push_allocnos_to_stack): Truncate
5540 removed_splay_allocno_vec.
5542 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5545 * ira-color (ira_fast_allocation): Don't assign hard registers to
5548 2008-08-29 Jan Hubicka <jh@suse.cz>
5551 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
5552 for cold internal loops.
5554 2008-08-29 Richard Guenther <rguenther@suse.de>
5556 * tree-ssa-structalias.c (create_variable_info_for): Do not
5557 create fields for heap vars or vars with a noalias state.
5558 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
5561 2008-08-29 Richard Guenther <rguenther@suse.de>
5563 * common.opt (ftree-store-ccp): Mark as preserved for
5564 backward compatibility.
5565 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
5566 * tree-pass.h (pass_store_ccp): Remove.
5567 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
5568 (first_vdef): Remove declaration.
5569 (get_value_loaded_by): Likewise.
5570 * tree-ssa-ccp.c (do_store_ccp): Remove.
5571 (get_default_value): Simplify as do_store_ccp is always false
5572 now. Do not initialize mem_ref.
5573 (set_value_varying): Likewise.
5574 (canonicalize_float_value): Likewise.
5575 (set_lattice_value): Likewise.
5576 (likely_value): Likewise.
5577 (surely_varying_stmt_p): Likewise.
5578 (ccp_initialize): Likewise.
5579 (ccp_lattice_meet): Likewise.
5580 (ccp_visit_phi_node): Likewise.
5581 (ccp_fold): Likewise.
5582 (evaluate_stmt): Likewise.
5583 (visit_assignment): Likewise.
5584 (ccp_visit_stmt): Likewise.
5585 (execute_ssa_ccp): Fold into ...
5586 (do_ssa_ccp): ... this.
5587 (do_ssa_store_ccp): Remove.
5588 (gate_store_ccp): Likewise.
5589 (pass_store_ccp): Likewise.
5590 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
5592 * tree-ssa-propagate.c (first_vdef): Remove.
5593 (get_value_loaded_by): Likewise.
5594 (replace_vuses_in): Likewise.
5595 (substitute_and_fold): Do not call replace_vuses_in.
5596 * opts.c (decode_options): Do not set flag_tree_store_ccp.
5598 2008-08-29 Richard Guenther <rguenther@suse.de>
5601 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
5602 PARAM_NOALIAS tags with is_heapvar.
5603 * tree-ssa-operands.c (access_can_touch_variable): Offset
5604 based tests do not apply for heapvars. Fix offset test.
5606 2008-08-29 Jan Hubicka <jh@suse.cz>
5608 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
5609 (-fipa-cp-clone): Enabled by default at -O3.
5610 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
5611 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
5613 2008-08-29 Jan Hubicka <jh@suse.cz>
5615 * tree.c (build_function_type_skip_args,
5616 build_function_decl_skip_args): New functions.
5617 * tree.h (build_function_type_skip_args,
5618 build_function_decl_skip_args): Declare.
5619 * gimple.c (giple_copy_call_skip_args): New function.
5620 (giple_copy_call_skip_args): Declare.
5622 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
5623 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
5624 (ipcp_node_modifiable_p): ... this one; use
5625 tree_versionable_function_p.
5626 (ipcp_create_replace_map): Improve debug output.
5627 (ipcp_need_redirect_p): Return false when not clonning.
5628 (ipcp_update_callgraph): Skip args.
5629 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
5631 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
5632 (save_inline_function_body): Update call of tree_function_versioning.
5633 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
5634 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
5636 (tree_function_versioning): Likewise.
5637 * tree-inline.h (tree_function_versioning): Update prototype.
5639 2008-08-29 Jan Hubicka <jh@suse.cz>
5641 * loop-unswitch.c (unswitch_single_loop): Use
5642 optimize_loop_for_speed_p.
5643 * tree-ssa-threadupdate.c (mark_threaded_blocks):
5644 Use optimize_function_for_size_p.
5645 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
5646 * postreload-gcse.c (eliminate_partially_redundant_load):
5647 Use optimize_bb_for_size_p.
5648 * value-prof.c (gimple_divmod_fixed_value_transform,
5649 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
5650 gimple_stringops_transform): Use optimize_bb_for_size_p.
5651 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
5652 * final.c (compute_alignments): Use optimize_function_for_size_p.
5653 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
5654 (fold_builtin_strcpy, fold_builtin_fputs): Use
5655 optimize_function_for_size_p.
5656 * fold-const.c (tree_swap_operands_p): Use
5657 optimize_function_for_size_p.
5658 * recog.c (relax_delay_slots): Likewise.
5659 * tree-ssa-math-opts.c (replace_reciprocal):
5660 Use optimize_bb_for_speed_p.
5661 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
5662 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
5663 optimize_function_for_size_p.
5664 (cgraph_decide_inlining_of_small_function): Use
5665 optimize_function_for_size_p.
5666 * global.c (find_reg): Use optimize_function_for_size_p.
5667 * opts.c (decode_options): Do not clear flag_tree_ch,
5668 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
5669 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
5670 work it out from profile.
5671 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
5672 optimize_loop_for_speed_p.
5673 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5675 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
5676 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
5677 * tree-eh.c (decide_copy_try_finally): Use
5678 optimize_function_for_size_p.
5679 * local-alloc.c (block_alloc): Pass BB pointer.
5680 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
5681 * gcse.c (gcse_main): Use optimize_function_for_size_p.
5682 * loop-unroll.c (decide_unrolling_and_peeling):
5683 Use optimize_loop_for_size_p.
5684 (decide_peel_completely): Likewise.
5685 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
5686 optimize_loop_for_size_p.
5687 (vect_enhance_data_refs_alignment): Likewise.
5688 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
5689 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
5691 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
5692 (try_crossjump_bb): Use optimize_bb_for_size_p.
5693 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5694 optimize_loop_for_speed_p.
5695 * bb-reorder.c (find_traces_1_round): Likewise.
5696 (copy_bb): Use optimize_bb_for_speed_p.
5697 (duplicate_computed_gotos): Likewise.
5698 * basic-block.h (optimize_loop_nest_for_size_p,
5699 optimize_loop_nest_for_speed_p): New.
5700 * stmt.c (expand_case): Use optimize_insn_for_size_p.
5702 2008-08-29 Tristan Gingold <gingold@adacore.com>
5704 * gcov.c (main): Call expandargv.
5706 2008-08-29 Jan Hubicka <jh@suse.cz>
5708 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
5710 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5712 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
5713 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5715 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
5717 2008-08-29 Jan Hubicka <jh@suse.cz>
5719 * tree-pass.h (pass_strip_predict_hints): Declare.
5720 * predict.c (strip_builtin_expect): Rename to ...
5721 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
5722 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
5723 (tree_estimate_probability): Do not strip builtin_expect.
5724 (pass_strip_predict_hints): New pass.
5725 * tree-inline.c (expand_call_inline): When inlining cold function,
5726 predict it as unlikely.
5727 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
5729 2008-08-29 Richard Guenther <rguenther@suse.de>
5731 PR tree-optimization/37207
5732 * tree-vrp.c (extract_range_from_binary_expr): Also try
5733 to constant fold if only one of the operands is a constant.
5735 2008-08-29 Nick Clifton <nickc@redhat.com>
5737 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
5738 the same way as SYMBOL_REFs.
5740 2008-08-28 Bob Wilson <bob.wilson@acm.org>
5742 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
5744 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5746 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
5747 * config/mips/mips.md (branch_likely): Remove const. Fix
5749 (define_delay for type "branch"): Change to only apply for branch
5750 with likely variant.
5751 (define_delay for type "branch" and "branch_likely" no). New delay
5753 (equality_op): New code iterator.
5754 (bbv, bbinv): New code attributes.
5755 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
5758 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5759 Andrew Pinski <pinskia@gcc.gnu.org>
5762 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
5764 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
5766 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
5767 rule that a symbolic constant must be defined and >= 0 for the
5768 corresponding facility to be present at compile-time.
5769 * gthr-posix.c: Likewise.
5771 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5773 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
5774 * config/mips/mips.md (D): New mode attribute.
5775 (mulsi3, muldi3): Merge it into ...
5776 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
5777 (muldi3_mul3): New pattern.
5778 (mulsi3_mult3): Rename to mulsi3_mul3.
5780 2008-08-28 Jan Hubicka <jh@suse.cz>
5782 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
5784 * predict.c (always_optimize_for_size_p): Rename to ...
5785 (optimize_function_for_size): ... this one; make extern.
5786 (optimize_function_for_speed_p): New.
5787 (optimize_bb_for_size_p, optimize_bb_for_size_p,
5788 optimize_edge_for_size_p,optimize_edge_for_size_p,
5789 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
5790 * basic-block.h (optimize_function_for_size_p,
5791 optimize_function_for_speed_p): Declare.
5792 * i386.md (optimize_size checks): Replace them by appropriate
5794 (standard_80387_constant_p, ix86_compute_frame_layout,
5795 ix86_expand_epilogue, ix86_decompose_address,
5796 print_operand, emit_i387_cw_initialization,
5797 inline_memory_move_cost, ix86_pad_returns,
5798 ix86_reorg): Replace optimize_size checks.
5800 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
5802 * rtl.h (simplify_subreg_regno): Declare.
5803 * rtlanal.c (simplify_subreg_regno): New function, split out from...
5804 * simplify-rtx.c (simplify_subreg): ...here.
5805 * reload.c (find_reloads): Use simplify_subreg_regno instead of
5806 subreg_offset_representable_p.
5808 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5811 * c-typeck.c (convert_for_assignment): Give a note describing what
5812 was passed and what was expected.
5814 2008-08-28 Joey Ye <joey.ye@intel.com>
5816 * doc/extend.texi: Document AVX built-in functions.
5817 * doc/invoke.texi: Document -mavx.
5819 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
5820 Joey Ye <joey.ye@intel.com>
5821 Xuepeng Guo <xuepeng.guo@intel.com>
5823 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
5825 * config/i386/cpuid.h (bit_FMA): New.
5826 (bit_XSAVE): Likewise.
5827 (bit_OSXSAVE): Likewise.
5828 (bit_AVX): Likewise.
5830 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
5831 define. Use ASM_OUTPUT_AVX_PREFIX.
5833 * config/i386/gmmintrin.h: New.
5835 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
5836 (OPTION_MASK_ISA_AVX_SET): New.
5837 (OPTION_MASK_ISA_FMA_SET): Likewise.
5838 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
5839 (OPTION_MASK_ISA_FMA_SET): Likewise.
5840 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
5841 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
5842 (pta_flags): Add PTA_AVX and PTA_FMA.
5843 (override_options): Handle PTA_AVX and PTA_FMA.
5844 (init_cumulative_args): Handle warn_avx.
5845 (classify_argument): Return 0 for COImode and OImode. Return
5846 1 and X86_64_AVX_CLASS for 256bit vector types.
5847 (examine_argument): Handle X86_64_AVX_CLASS.
5848 (construct_container): Likewise.
5849 (function_arg_advance_32): Pass OImode and 256bit vector types
5851 (function_arg_advance_64): Take a new argument to indicate if a
5852 parameter is named. Handle 256bit vector types. Return
5853 immediately for unnamed 256bit vector mode parameters.
5854 (function_arg_advance): Updated.
5855 (function_arg_32): Add comments for TImode. Handle OImode
5856 and 256bit vector types.
5857 (function_arg_64): Take a new argument to indicate if a
5858 parameter is named. Handle 256bit vector types. Return NULL
5859 for unnamed 256bit vector mode parameters.
5860 (function_arg): Updated.
5861 (setup_incoming_varargs_64): Support
5862 AVX encoding for *sse_prologue_save_insn.
5863 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
5864 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
5865 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
5866 enabled, otherwise return -3.
5867 (standard_sse_constant_opcode): Handle AVX and 256bit vector
5869 (print_reg): Support AVX registers. Handle 'x' and 't'.
5870 Handle 'd' to duplicate the operand.
5871 (print_operand): Likewise. Also support AVX vector compare
5873 (output_387_binary_op): Support AVX.
5874 (output_fp_compare): Likewise.
5875 (ix86_expand_vector_move_misalign): Likewise.
5876 (ix86_attr_length_vex_default): New.
5877 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5878 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5879 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5880 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5881 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
5882 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5883 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
5884 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
5885 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
5886 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
5887 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
5888 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
5889 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
5890 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
5891 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5892 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
5893 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
5894 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
5895 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
5896 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
5897 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
5898 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
5899 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
5900 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
5901 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
5902 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
5903 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
5904 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5905 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
5906 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
5907 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
5908 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
5909 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
5910 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
5911 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5912 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5913 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
5914 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
5915 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
5916 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
5917 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
5918 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
5919 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
5920 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
5921 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
5922 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
5923 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
5924 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
5925 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
5926 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
5927 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
5928 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
5929 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
5930 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
5931 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
5932 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
5933 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
5934 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
5935 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
5936 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
5937 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
5938 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
5939 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
5940 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
5941 and IX86_BUILTIN_MOVMSKPS256,
5942 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
5943 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
5944 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
5945 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
5946 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
5947 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
5948 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
5949 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
5950 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
5951 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
5952 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
5953 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
5954 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
5955 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
5956 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
5957 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
5958 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
5959 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
5960 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
5961 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
5962 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
5963 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
5964 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
5965 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
5966 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
5967 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
5968 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
5969 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
5970 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
5971 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
5972 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
5973 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
5974 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
5975 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
5976 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
5977 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
5978 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
5979 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
5980 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
5981 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
5982 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
5983 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
5984 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
5985 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
5986 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
5987 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
5988 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
5989 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
5990 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
5991 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
5992 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
5993 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
5994 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
5995 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
5996 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
5997 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
5998 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
5999 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6001 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
6002 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
6003 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
6004 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6005 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6006 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6007 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
6008 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6009 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
6010 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6011 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
6012 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6013 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6014 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
6015 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
6016 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
6017 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6018 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6019 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6020 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6021 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6022 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6023 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6024 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6025 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6026 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6027 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6028 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6029 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6030 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6031 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6032 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6033 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6034 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
6035 IX86_BUILTIN_MOVMSKPS256.
6036 (ix86_init_mmx_sse_builtins): Support AVX builtins.
6037 (ix86_expand_args_builtin): Likewise.
6038 (ix86_expand_special_args_builtin): Likewise.
6039 (ix86_hard_regno_mode_ok): Handle AVX modes.
6040 (ix86_expand_vector_init_duplicate): Likewise.
6041 (ix86_expand_vector_init_one_nonzero): Likewise.
6042 (ix86_expand_vector_init_one_var): Likewise.
6043 (ix86_expand_vector_init_concat): Likewise.
6044 (ix86_expand_vector_init_general): Likewise.
6045 (ix86_expand_vector_set): Likewise.
6046 (ix86_vector_mode_supported_p): Likewise.
6047 (x86_extended_reg_mentioned_p): Check INSN_P before using
6050 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
6051 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
6053 * config/i386/i386.h (TARGET_AVX): New.
6054 (TARGET_FMA): Likewise.
6055 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
6056 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
6057 (VALID_AVX256_REG_MODE): New.
6058 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6059 (AVX_FLOAT_MODE_P): Likewise.
6060 (AVX128_VEC_FLOAT_MODE_P): Likewise.
6061 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6062 (AVX_VEC_FLOAT_MODE_P): Likewise.
6063 (ASM_OUTPUT_AVX_PREFIX): Likewise.
6064 (ASM_OUTPUT_OPCODE): Likewise.
6065 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
6067 (SSE_REG_MODE_P): Allow 256bit vector modes.
6068 (ix86_args): Add a warn_avx field.
6070 * config/i386/i386.md (UNSPEC_PCMP): New.
6071 (UNSPEC_VPERMIL): Likewise.
6072 (UNSPEC_VPERMIL2): Likewise.
6073 (UNSPEC_VPERMIL2F128): Likewise.
6074 (UNSPEC_MASKLOAD): Likewise.
6075 (UNSPEC_MASKSTORE): Likewise.
6076 (UNSPEC_CAST): Likewise.
6077 (UNSPEC_VTESTP): Likewise.
6078 (UNSPECV_VZEROALL): Likewise.
6079 (UNSPECV_VZEROUPPER): Likewise.
6080 (XMM0_REG): Likewise.
6081 (XMM1_REG): Likewise.
6082 (XMM2_REG): Likewise.
6083 (XMM3_REG): Likewise.
6084 (XMM4_REG): Likewise.
6085 (XMM5_REG): Likewise.
6086 (XMM6_REG): Likewise.
6087 (XMM8_REG): Likewise.
6088 (XMM9_REG): Likewise.
6089 (XMM10_REG): Likewise.
6090 (XMM11_REG): Likewise.
6091 (XMM12_REG): Likewise.
6092 (XMM13_REG): Likewise.
6093 (XMM14_REG): Likewise.
6094 (XMM15_REG): Likewise.
6096 (prefix_vex_imm8): Likewise.
6097 (prefix_vex_w): Likewise.
6098 (length_vex): Likewise.
6101 (*avx_ashlti3): Likewise.
6102 (*avx_lshrti3): Likewise.
6103 (*avx_setcc<mode>): Likewise.
6104 (*fop_<mode>_comm_mixed_avx): Likewise.
6105 (*fop_<mode>_comm_avx): Likewise.
6106 (*fop_<mode>_1_mixed_avx): Likewise.
6107 (*fop_<mode>_1_avx): Likewise.
6108 (*avx_<code><mode>3): Likewise.
6109 (*avx_ieee_smin<mode>3): Likewise.
6110 (*avx_ieee_smax<mode>3): Likewise.
6111 (mode): Add OI, V8SF and V4DF.
6112 (length): Support VEX prefix.
6113 (*cmpfp_i_mixed): Set prefix attribute.
6114 (*cmpfp_i_sse): Likewise.
6115 (*cmpfp_iu_mixed): Likewise.
6116 (*cmpfp_iu_sse): Likewise.
6117 (*movsi_1): Support AVX.
6118 (*movdi_2): Likewise.
6119 (*movdi_1_rex64): Likewise.
6120 (*movti_internal): Likewise.
6121 (*movti_rex64): Likewise.
6122 (*movsf_1): Likewise.
6123 (*movdf_nointeger): Likewise.
6124 (*movdf_integer_rex64): Likewise.
6125 (*movtf_internal): Likewise.
6126 (zero_extendsidi2_32): Likewise.
6127 (zero_extendsidi2_rex64): Likewise.
6128 (*extendsfdf2_mixed): Likewise.
6129 (*extendsfdf2_sse): Likewise.
6130 (*truncdfsf_fast_mixed): Likewise.
6131 (*truncdfsf_fast_sse): Likewise.
6132 (*truncdfsf_mixed): Likewise.
6133 (fix_trunc<mode>di_sse): Likewise.
6134 (fix_trunc<mode>si_sse): Likewise.
6135 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
6136 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
6137 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
6138 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
6139 (*rcpsf2_sse): Likewise.
6140 (*rsqrtsf2_sse): Likewise.
6141 (*sqrt<mode>2_sse): Likewise.
6142 (sse4_1_round<mode>2): Likewise.
6143 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
6144 Support AVX. Set length attribute properly for AVX.
6146 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
6147 (VECTOR_MODES (FLOAT, 32)): Likewise.
6148 (VECTOR_MODE (INT, DI, 8)): Likewise.
6149 (VECTOR_MODE (INT, HI, 32)): Likewise.
6150 (VECTOR_MODE (INT, QI, 64)): Likewise.
6151 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
6152 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
6153 (VECTOR_MODE (INT, DI, 4)): Removed.
6154 (VECTOR_MODE (INT, SI, 8)): Likewise.
6155 (VECTOR_MODE (INT, HI, 16)): Likewise.
6156 (VECTOR_MODE (INT, QI, 32)): Likewise.
6157 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
6158 (INT_MODE (OI, 32)): Likewise.
6160 * config/i386/i386.opt (mavx): New.
6163 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
6165 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
6166 (*mov<mode>_internal_avx): New.
6167 (*movv2sf_internal_rex64_avx): Likewise.
6168 (*movv2sf_internal_avx): Likewise.
6170 * config/i386/predicates.md (const_4_to_5_operand): New.
6171 (const_6_to_7_operand): Likewise.
6172 (const_8_to_11_operand): Likewise.
6173 (const_12_to_15_operand): Likewise.
6174 (avx_comparison_float_operator): Likewise.
6176 * config/i386/sse.md (AVX256MODEI): New.
6177 (AVX256MODE): Likewise.
6178 (AVXMODEQI): Likewise.
6179 (AVXMODE): Likewise.
6180 (AVX256MODEF2P): Likewise.
6181 (AVX256MODE2P): Likewise.
6182 (AVX256MODE4P): Likewise.
6183 (AVX256MODE8P): Likewise.
6184 (AVXMODEF2P): Likewise.
6185 (AVXMODEF4P): Likewise.
6186 (AVXMODEDCVTDQ2PS): Likewise.
6187 (AVXMODEDCVTPS2DQ): Likewise.
6188 (avxvecmode): Likewise.
6189 (avxvecpsmode): Likewise.
6190 (avxhalfvecmode): Likewise.
6191 (avxscalarmode): Likewise.
6192 (avxcvtvecmode): Likewise.
6193 (avxpermvecmode): Likewise.
6194 (avxmodesuffixf2c): Likewise.
6195 (avxmodesuffixp): Likewise.
6196 (avxmodesuffixs): Likewise.
6197 (avxmodesuffix): Likewise.
6198 (vpermilbits): Likewise.
6199 (pinsrbits): Likewise.
6200 (mov<mode>): Likewise.
6201 (*mov<mode>_internal): Likewise.
6202 (push<mode>1): Likewise.
6203 (movmisalign<mode>): Likewise.
6204 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6205 (avx_movdqu<avxmodesuffix>): Likewise.
6206 (avx_lddqu<avxmodesuffix>): Likewise.
6207 (<plusminus_insn><mode>3): Likewise.
6208 (*avx_<plusminus_insn><mode>3): Likewise.
6209 (*avx_vm<plusminus_insn><mode>3): Likewise.
6210 (mul<mode>3): Likewise.
6211 (*avx_mul<mode>3): Likewise.
6212 (*avx_vmmul<mode>3): Likewise.
6213 (divv8sf3): Likewise.
6214 (divv4df3): Likewise.
6215 (avx_div<mode>3): Likewise.
6216 (*avx_div<mode>3): Likewise.
6217 (*avx_vmdiv<mode>3): Likewise.
6218 (avx_rcpv8sf2): Likewise.
6219 (*avx_vmrcpv4sf2): Likewise.
6220 (sqrtv8sf2): Likewise.
6221 (avx_sqrtv8sf2): Likewise.
6222 (*avx_vmsqrt<mode>2): Likewise.
6223 (rsqrtv8sf2): Likewise.
6224 (avx_rsqrtv8sf2): Likewise.
6225 (*avx_vmrsqrtv4sf2): Likewise.
6226 (<code><mode>3): Likewise.
6227 (*avx_<code><mode>3_finite): Likewise.
6228 (*avx_<code><mode>3): Likewise.
6229 (*avx_vm<code><mode>3): Likewise.
6230 (*avx_ieee_smin<mode>3): Likewise.
6231 (*avx_ieee_smax<mode>3): Likewise.
6232 (avx_addsubv8sf3): Likewise.
6233 (avx_addsubv4df3): Likewise.
6234 (*avx_addsubv4sf3): Likewise.
6235 (*avx_addsubv2df3): Likewise.
6236 (avx_h<plusminus_insn>v4df3): Likewise.
6237 (avx_h<plusminus_insn>v8sf3): Likewise.
6238 (*avx_h<plusminus_insn>v4sf3): Likewise.
6239 (*avx_h<plusminus_insn>v2df3): Likewise.
6240 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
6241 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
6242 (*avx_maskcmp<mode>3): Likewise.
6243 (avx_nand<mode>3): Likewise.
6244 (*avx_<code><mode>3): Likewise.
6245 (*avx_nand<mode>3): Likewise.
6246 (*avx_<code><mode>3): Likewise.
6247 (*avx_cvtsi2ss): Likewise.
6248 (*avx_cvtsi2ssq): Likewise.
6249 (*avx_cvtsi2sd): Likewise.
6250 (*avx_cvtsi2sdq): Likewise.
6251 (*avx_cvtsd2ss): Likewise.
6252 (avx_cvtss2sd): Likewise.
6253 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
6254 (avx_cvtps2dq<avxmodesuffix>): Likewise.
6255 (avx_cvttps2dq<avxmodesuffix>): Likewise.
6256 (*avx_cvtsi2sd): Likewise.
6257 (*avx_cvtsi2sdq): Likewise.
6258 (avx_cvtdq2pd256): Likewise.
6259 (avx_cvtpd2dq256): Likewise.
6260 (avx_cvttpd2dq256): Likewise.
6261 (*avx_cvtsd2ss): Likewise.
6262 (*avx_cvtss2sd): Likewise.
6263 (avx_cvtpd2ps256): Likewise.
6264 (avx_cvtps2pd256): Likewise.
6265 (*avx_movhlps): Likewise.
6266 (*avx_movlhps): Likewise.
6267 (avx_unpckhps256): Likewise.
6268 (*avx_unpckhps): Likewise.
6269 (avx_unpcklps256): Likewise.
6270 (*avx_unpcklps): Likewise.
6271 (avx_movshdup256): Likewise.
6272 (avx_movsldup256): Likewise.
6273 (avx_shufps256): Likewise.
6274 (avx_shufps256_1): Likewise.
6275 (*avx_shufps_<mode>): Likewise.
6276 (*avx_loadhps): Likewise.
6277 (*avx_storelps): Likewise.
6278 (*avx_loadlps): Likewise.
6279 (*avx_movss): Likewise.
6280 (*vec_dupv4sf_avx): Likewise.
6281 (*vec_concatv2sf_avx): Likewise.
6282 (*vec_concatv4sf_avx): Likewise.
6283 (*vec_setv4sf_0_avx): Likewise.
6284 (*vec_setv4sf_avx): Likewise.
6285 (*avx_insertps): Likewise.
6286 (avx_vextractf128<mode>): Likewise.
6287 (vec_extract_lo_<mode>): Likewise.
6288 (vec_extract_hi_<mode>): Likewise.
6289 (vec_extract_lo_<mode>): Likewise.
6290 (vec_extract_hi_<mode>): Likewise.
6291 (vec_extract_lo_v16hi): Likewise.
6292 (vec_extract_hi_v16hi): Likewise.
6293 (vec_extract_lo_v32qi): Likewise.
6294 (vec_extract_hi_v32qi): Likewise.
6295 (avx_unpckhpd256): Likewise.
6296 (*avx_unpckhpd): Likewise.
6297 (avx_movddup256): Likewise.
6298 (*avx_movddup): Likewise.
6299 (avx_unpcklpd256): Likewise.
6300 (*avx_unpcklpd): Likewise.
6301 (avx_shufpd256): Likewise.
6302 (avx_shufpd256_1): Likewise.
6303 (*avx_punpckhqdq): Likewise.
6304 (*avx_punpcklqdq): Likewise.
6305 (*avx_shufpd_<mode>): Likewise.
6306 (*avx_storehpd): Likewise.
6307 (*avx_loadhpd): Likewise.
6308 (*avx_loadlpd): Likewise.
6309 (*avx_movsd): Likewise.
6310 (*vec_concatv2df_avx): Likewise.
6311 (*avx_<plusminus_insn><mode>3): Likewise.
6312 (*avx_<plusminus_insn><mode>3): Likewise.
6313 (*avx_mulv8hi3): Likewise.
6314 (*avxv8hi3_highpart): Likewise.
6315 (*avx_umulv8hi3_highpart): Likewise.
6316 (*avx_umulv2siv2di3): Likewise.
6317 (*avx_mulv2siv2di3): Likewise.
6318 (*avx_pmaddwd): Likewise.
6319 (*avx_mulv4si3): Likewise.
6320 (*avx_ashr<mode>3): Likewise.
6321 (*avx_lshr<mode>3): Likewise.
6322 (*avx_ashl<mode>3): Likewise.
6323 (*avx_<code><mode>3): Likewise.
6324 (*avx_eq<mode>3): Likewise.
6325 (*avx_gt<mode>3): Likewise.
6326 (*avx_nand<mode>3): Likewise.
6327 (*avx_nand<mode>3): Likewise.
6328 (*avx_<code><mode>3): Likewise.
6329 (*avx_<code><mode>3): Likewise.
6330 (*avx_packsswb): Likewise.
6331 (*avx_packssdw): Likewise.
6332 (*avx_packuswb): Likewise.
6333 (*avx_punpckhbw): Likewise.
6334 (*avx_punpcklbw): Likewise.
6335 (*avx_punpckhwd): Likewise.
6336 (*avx_punpcklwd): Likewise.
6337 (*avx_punpckhdq): Likewise.
6338 (*avx_punpckldq): Likewise.
6339 (*avx_pinsr<avxmodesuffixs>): Likewise.
6340 (*avx_pinsrq): Likewise.
6341 (*avx_loadld): Likewise.
6342 (*vec_extractv2di_1_rex64_avx): Likewise.
6343 (*vec_extractv2di_1_avx): Likewise.
6344 (*vec_dupv2di_avx): Likewise.
6345 (*vec_concatv2si_avx): Likewise.
6346 (*vec_concatv4si_1_avx): Likewise.
6347 (*vec_concatv2di_avx): Likewise.
6348 (*vec_concatv2di_rex64_avx): Likewise.
6349 (*avx_uavgv16qi3): Likewise.
6350 (*avx_uavgv8hi3): Likewise.
6351 (*avx_psadbw): Likewise.
6352 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
6353 (*avx_phaddwv8hi3): Likewise.
6354 (*avx_phadddv4si3): Likewise.
6355 (*avx_phaddswv8hi3): Likewise.
6356 (*avx_phsubwv8hi3): Likewise.
6357 (*avx_phsubdv4si3): Likewise.
6358 (*avx_phsubswv8hi3): Likewise.
6359 (*avx_pmaddubsw128): Likewise.
6360 (*avx_pmulhrswv8hi3): Likewise.
6361 (*avx_pshufbv16qi3): Likewise.
6362 (*avx_psign<mode>3): Likewise.
6363 (*avx_palignrti): Likewise.
6364 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6365 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6366 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6367 (*avx_mpsadbw): Likewise.
6368 (*avx_packusdw): Likewise.
6369 (*avx_pblendvb): Likewise.
6370 (*avx_pblendw): Likewise.
6371 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6372 (avx_ptest256): Likewise.
6373 (avx_roundp<avxmodesuffixf2c>256): Likewise.
6374 (*avx_rounds<ssemodesuffixf2c>): Likewise.
6375 (*avx_aesenc): Likewise.
6376 (*avx_aesenclast): Likewise.
6377 (*avx_aesdec): Likewise.
6378 (*avx_aesdeclast): Likewise.
6379 (avx_vzeroupper): Likewise.
6380 (avx_vzeroupper_rex64): Likewise.
6381 (avx_vpermil<mode>): Likewise.
6382 (avx_vpermilvar<mode>3): Likewise.
6383 (avx_vpermil2<mode>3): Likewise.
6384 (avx_vperm2f128<mode>3): Likewise.
6385 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6386 (avx_vbroadcastss256): Likewise.
6387 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
6388 (avx_vinsertf128<mode>): Likewise.
6389 (vec_set_lo_<mode>): Likewise.
6390 (vec_set_hi_<mode>): Likewise.
6391 (vec_set_lo_<mode>): Likewise.
6392 (vec_set_hi_<mode>): Likewise.
6393 (vec_set_lo_v16hi): Likewise.
6394 (vec_set_hi_v16hi): Likewise.
6395 (vec_set_lo_v32qi): Likewise.
6396 (vec_set_hi_v32qi): Likewise.
6397 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6398 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6399 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
6400 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
6401 (vec_init<mode>): Likewise.
6402 (*vec_concat<mode>_avx): Likewise.
6403 (blendbits): Support V8SF and V4DF.
6404 (sse2_movq128): Support AVX.
6405 (<sse>_movnt<mode>): Likewise.
6406 (sse2_movntv2di): Likewise.
6407 (sse_rcpv4sf2): Likewise.
6408 (sse_sqrtv4sf2): Likewise.
6409 (sse_rsqrtv4sf2): Likewise.
6410 (<sse>_comi): Likewise.
6411 (<sse>_ucomi): Likewise.
6412 (sse_cvtss2si): Likewise.
6413 (sse_cvtss2si_2): Likewise.
6414 (sse_cvtss2siq): Likewise.
6415 (sse_cvtss2siq_2): Likewise.
6416 (sse_cvttss2si): Likewise.
6417 (sse_cvttss2siq): Likewise.
6418 (sse2_cvtsd2si): Likewise.
6419 (sse2_cvtsd2si_2): Likewise.
6420 (sse2_cvtsd2siq): Likewise.
6421 (sse2_cvtsd2siq_2): Likewise.
6422 (sse2_cvttsd2si): Likewise.
6423 (sse2_cvttsd2siq): Likewise.
6424 (sse2_cvtdq2pd): Likewise.
6425 (*sse2_cvtpd2dq): Likewise.
6426 (*sse2_cvttpd2dq): Likewise.
6427 (*sse2_cvtpd2ps): Likewise.
6428 (sse2_cvtps2pd): Likewise.
6429 (sse3_movshdup): Likewise.
6430 (sse3_movsldup): Likewise.
6431 (sse_storehps): Likewise.
6432 (*sse4_1_extractps): Likewise.
6433 (sse2_storelpd): Likewise.
6434 (vec_dupv2df_sse3): Likewise.
6435 (*vec_concatv2df_sse3): Likewise.
6436 (*sse4_1_pextrb): Likewise.
6437 (*sse4_1_pextrb_memory): Likewise.
6438 (*sse2_pextrw): Likewise.
6439 (*sse4_1_pextrw_memory): Likewise.
6440 (*sse4_1_pextrd): Likewise.
6441 (*sse4_1_pextrq): Likewise.
6442 (sse2_pshufd_1): Likewise.
6443 (sse2_pshuflw_1): Likewise.
6444 (sse2_pshufhw_1): Likewise.
6445 (*sse2_storeq_rex64): Likewise.
6446 (*vec_dupv4si): Likewise.
6447 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
6448 (sse2_pmovmskb): Likewise.
6449 (*sse2_maskmovdqu): Likewise.
6450 (*sse2_maskmovdqu_rex64): Likewise.
6451 (sse_ldmxcsr): Likewise.
6452 (sse_stmxcsr): Likewise.
6453 (abs<mode>2): Likewise.
6454 (sse4_1_movntdqa): Likewise.
6455 (sse4_1_phminposuw): Likewise.
6456 (sse4_1_extendv8qiv8hi2): Likewise.
6457 (*sse4_1_extendv8qiv8hi2): Likewise.
6458 (sse4_1_extendv4qiv4si2): Likewise.
6459 (*sse4_1_extendv4qiv4si2): Likewise.
6460 (sse4_1_extendv2qiv2di2): Likewise.
6461 (*sse4_1_extendv2qiv2di2): Likewise.
6462 (sse4_1_extendv4hiv4si2): Likewise.
6463 (*sse4_1_extendv4hiv4si2): Likewise.
6464 (sse4_1_extendv2hiv2di2): Likewise.
6465 (*sse4_1_extendv2hiv2di2): Likewise.
6466 (sse4_1_extendv2siv2di2): Likewise.
6467 (*sse4_1_extendv2siv2di2): Likewise.
6468 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6469 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6470 (sse4_1_zero_extendv4qiv4si2): Likewise.
6471 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6472 (sse4_1_zero_extendv2qiv2di2): Likewise.
6473 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6474 (sse4_1_zero_extendv4hiv4si2): Likewise.
6475 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6476 (sse4_1_zero_extendv2hiv2di2): Likewise.
6477 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6478 (sse4_1_zero_extendv2siv2di2): Likewise.
6479 (*sse4_1_zero_extendv2siv2di2): Likewise.
6480 (sse4_1_ptest): Likewise.
6481 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
6482 (sse4_2_pcmpestri): Likewise.
6483 (sse4_2_pcmpestrm): Likewise.
6484 (sse4_2_pcmpistri): Likewise.
6485 (sse4_2_pcmpistrm): Likewise.
6487 (aeskeygenassist): Likewise.
6489 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
6491 * config/i386/predicates.md (vzeroall_operation): New.
6493 * config/i386/sse.md (avx_vzeroall): New.
6494 (*avx_vzeroall): Likewise.
6496 2008-08-28 Paul Brook <paul@codesourcery.com>
6497 Mark Shinwell <shinwell@codesourcery.com>
6498 Richard Earnshaw <richard.earnshaw@arm.com>
6500 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
6501 (TARGET_MIN_ANCHOR_OFFSET): New.
6502 (arm_override_options): Set correct anchor ranges for Thumb-1
6503 and Thumb-2 if required.
6504 (legitimize_pic_address): Handle case involving a TLS symbol
6505 reference with an addend.
6506 (arm_optimization_options): Enable section anchors at -O1 and
6508 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
6509 * config/arm/arm-protos.h (arm_optimization_options): New.
6511 2008-08-28 Nick Clifton <nickc@redhat.com>
6513 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
6514 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
6517 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
6518 * config/v850/v850.md (return): Remove frame size restriction.
6520 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
6522 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
6524 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
6526 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
6528 2008-08-28 Paul Brook <paul@codesourcery.com>
6530 * config/arm/vfp11.md: Update license notice.
6531 * config/arm/cortex-r4.md: Ditto.
6533 2008-08-28 Richard Guenther <rguenther@suse.de>
6535 PR tree-optimization/37207
6536 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
6539 2008-08-28 Dodji Seketeli <dodji@redhat.com>
6542 * tree.c (int_fits_type_p): Don't forget unsigned integers
6543 of type sizetype which higher end word equals -1.
6545 2008-08-28 Ira Rosen <irar@il.ibm.com>
6547 * target.h (struct vectorize): Add new target builtin.
6548 * tree-vectorizer.c (destroy_loop_vec_info): Call
6549 vect_free_slp_instance instead of vect_free_slp_node.
6550 * tree-vectorizer.h (enum slp_load_perm_type): New.
6551 (struct _slp_instance): Add new fields.
6552 (SLP_INSTANCE_LOAD_PERMUTATION): New.
6553 (SLP_INSTANCE_LOADS): New.
6554 (vect_free_slp_tree): Remove.
6555 (vect_free_slp_instance): Declare.
6556 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
6557 (vectorizable_load): Add argument.
6558 (vect_transform_slp_perm_load): New.
6559 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
6561 (vect_get_place_in_interleaving_chain): New function.
6562 (vect_free_slp_tree): Make static.
6563 (vect_free_slp_instance): New function.
6564 (vect_build_slp_tree): Add new arguments. Allow load permutations and
6565 collect the load location in the interleaving chain.
6566 (vect_supported_slp_permutation_p): New function.
6567 (vect_supported_load_permutation_p): Likewise.
6568 (vect_analyze_slp_instance): In case of loads permutation, call
6569 vect_supported_load_permutation_p to check that the permutation is
6571 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
6572 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
6573 (vect_create_mask_and_perm): New function.
6574 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
6575 (vectorizable_load): Add an argument. Don't keep the created vectors
6576 statements in the node if permutation is required. Call
6577 vect_transform_slp_perm_load to generate the permutation.
6578 (vect_transform_stmt): Add new argument. Call vectorizable_load with
6579 additional argument.
6580 (vect_schedule_slp_instance): In case of loads permutation, allocate
6581 vectorized statements structure for all the related SLP nodes. Call
6582 vect_transform_stmt with addditional argument.
6583 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
6584 * config/spu/spu.c (spu_builtin_vec_perm): New.
6585 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6586 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
6587 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
6588 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6590 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
6592 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
6593 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
6594 __gthread_cond_signal, __gthread_cond_timedwait,
6595 __gthread_cond_timedwait_recursive): New functions.
6596 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
6598 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
6601 2008-08-28 Richard Guenther <rguenther@suse.de>
6604 * fold-const.c (maybe_canonicalize_comparison_1): Require
6605 undefined overflow only for canonicalizing A +- CST cmp CST.
6606 Make sure to not generate new constants that are not inside
6607 their TYPE_MIN/MAX_VALUE range.
6608 (maybe_canonicalize_comparison): Remove undefined overflow
6610 (fold_binary): Remove now duplicate folding.
6612 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6614 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
6615 use not updated in the last change.
6617 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6619 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
6620 (IRA_COVER_CLASSES): Add FPUL_REGS.
6622 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6625 * c-common.c (conversion_warning): Check for null operands.
6627 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6630 * c-decl.c (check_for_loop_decls): Improve error message. Give
6633 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6636 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
6637 (convert_for_assignment): Pass corrent OPT_W* parameter to
6638 WARN_FOR_ASSIGNMENT.
6640 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6643 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
6645 2008-08-27 Paul Brook <paul@codesourcery.com>
6647 * config.gcc: Loosen checks for arm uclinux eabi targets.
6649 2008-08-27 Paul Brook <paul@codesourcery.com>
6651 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
6653 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6655 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
6657 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
6658 the enumerators of an ENUMERAL_TYPE.
6659 * dbxout.c (dbxout_type): Ditto.
6661 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
6664 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
6665 (fwprop_addr): Check that the loop_father is not the outer loop.
6667 2008-08-26 Paul Brook <paul@codesourcery.com>
6669 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
6670 Remove documentation entry for fmul type.
6671 Use fmuls to annotate single-precision multiplication patterns,
6672 fmuld to annotate double-precision multiplication patterns,
6673 fmacs to annotate single-precision multiply-accumulate patterns
6674 and fmacd to annotate double-precision multiply-accumulate patterns.
6675 * config/arm/vfp11.md: Update reservations accordingly.
6676 * config/arm/arm.md: Note that certain values of the "type"
6677 attribute are documented in vfp.md.
6678 * config/arm/arm1020e.md: Remove out of date duplicate comment.
6679 (v10_cvt): Use new fmul types.
6681 2008-08-26 Paul Brook <paul@codesourcery.com>
6683 * config/arm/vfp.md: Move pipeline description for VFP11 to...
6684 * config/arm/vfp11.md: ...here. New.
6685 * config/arm/arm.md: Include vfp11.md.
6687 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
6689 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
6690 parameter to inform call.
6692 2008-08-26 Jeff Law <law@redhat.com>
6694 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
6695 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
6696 preferred class when copying a constant into a partial word register.
6698 2008-08-26 Ben Elliston <bje@au.ibm.com>
6700 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
6701 * cp/typeck.c: Likewise.
6702 * cp/tree.c: Likewise.
6703 * gimple-low.c: Likewise.
6706 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
6708 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
6709 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
6711 * doc/passes.texi: Describe IRA.
6713 * doc/tm.texi (IRA_COVER_CLASSES,
6714 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
6716 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
6717 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
6718 -fira-propagate-cost, -fno-ira-share-save-slots,
6719 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
6721 * flags.h (ira_algorithm): New enumeration.
6722 (flag_ira_algorithm, flag_ira_verbose): New external variable
6725 * postreload.c (gate_handle_postreload): Don't do post reload
6726 optimizations unless the reload is completed.
6728 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
6731 * tree-pass.h (pass_ira): New external variable declaration.
6733 * reload.h: Add 2008 to the Copyright.
6735 * cfgloopanal.c: Include params.h.
6736 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
6739 * params.h (IRA_MAX_LOOPS_NUM): New macro.
6741 * toplev.c (ira.h): New include.
6742 (flag_ira_algorithm, flag_ira_verbose): New external variables.
6743 (backend_init_target): Call ira_init.
6744 (backend_init): Call ira_init_once.
6745 (finalize): Call finish_ira_once.
6747 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
6748 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
6751 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
6752 may_move_out_cost): New external variable declarations.
6753 (move_table): New typedef.
6755 * caller-save.c: Include headers output.h and ira.h.
6756 (no_caller_save_reg_set): New global variable.
6757 (save_slots_num, save_slots): New variables.
6758 (reg_save_code, reg_restore_code, add_stored_regs): Add
6760 (init_caller_save): Set up no_caller_save_reg_set.
6761 (init_save_areas): Reset save_slots_num.
6762 (saved_hard_reg): New structure.
6763 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
6764 (initiate_saved_hard_regs, new_saved_hard_reg,
6765 finish_saved_hard_regs, saved_hard_reg_compare_func): New
6767 (setup_save_areas): Add code for sharing stack slots.
6768 (all_blocks): New variable.
6769 (save_call_clobbered_regs): Process pseudo-register too.
6770 (mark_set_regs): Process pseudo-register too.
6771 (insert_one_insn): Put the insn after bb note in a empty basic
6772 block. Add insn check.
6774 * global.c (eliminable_regset): Make it external.
6775 (mark_elimination): Use DF_LR_IN for IRA.
6776 (pseudo_for_reload_consideration_p): New.
6777 (build_insn_chain): Make it external. Don't ignore spilled
6778 pseudos for IRA. Use pseudo_for_reload_consideration_p.
6779 (gate_handle_global_alloc): New function.
6780 (pass_global_alloc): Add the gate function.
6782 * opts.c (decode_options): Set up flag_ira. Print the warning for
6784 (common_handle_option): Process -fira-algorithm and -fira-verbose.
6786 * timevar.def (TV_IRA, TV_RELOAD): New passes.
6788 * regmove.c (regmove_optimize): Don't do replacement of output for
6791 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
6792 New external variable declarations.
6794 * local-alloc.c (update_equiv_regs): Make it external. Return
6795 true if jump label rebuilding should be done. Rescan new_insn for
6797 (gate_handle_local_alloc): New function.
6798 (pass_local_alloc): Add the gate function.
6800 * alias.c (value_addr_p, stack_addr_p): New functions.
6801 (nonoverlapping_memrefs_p): Use them for IRA.
6803 * common.opt (fira, fira-algorithm, fira-coalesce,
6804 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
6805 fira-verbose): New options.
6807 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
6808 move_cost, may_move_in_cost, may_move_out_cost): Make the
6810 (move_table): Remove typedef.
6811 (init_move_cost): Make it external.
6812 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
6815 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
6816 setup_reg_classes): New function prototypes.
6817 (eliminable_regset): New external variable declaration.
6818 (build_insn_chain, update_equiv_regs): New function prototypes.
6820 * Makefile.in (IRA_INT_H): New definition.
6821 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
6822 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
6823 (reload1.o, toplev.o): Add dependence on ira.h.
6824 (cfgloopanal.o): Add PARAMS_H.
6825 (caller-save.o): Add dependence on output.h and ira.h.
6826 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
6827 ira-emit.o, ira-lives.o): New entries.
6829 * passes.c (pass_ira): New pass.
6831 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
6833 * reload1.c (ira.h): Include the header.
6834 (changed_allocation_pseudos): New bitmap.
6835 (init_reload): Initiate the bitmap.
6836 (compute_use_by_pseudos): Permits spilled registers in FROM.
6837 (temp_pseudo_reg_arr): New variable.
6838 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
6839 IRA. Call alter_reg with the additional parameter. Don't clear
6840 spilled_pseudos for IRA. Restore original insn chain for IRA.
6841 Clear changed_allocation_pseudos at the end of reload.
6842 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
6843 (hard_regno_to_pseudo_regno): New variable.
6844 (count_pseudo): Check spilled pseudos. Set up
6845 hard_regno_to_pseudo_regno.
6846 (count_spilled_pseudo): Check spilled pseudos. Update
6847 hard_regno_to_pseudo_regno.
6848 (find_reg): Use better_spill_reload_regno_p. Check
6849 hard_regno_to_pseudo_regno.
6850 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
6852 (eliminate_regs_1): Use additional parameter for alter_reg.
6853 (finish_spills): Set up pseudo_previous_regs only for spilled
6854 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
6855 more arguments. Don't clear live_throughout and dead_or_set for
6856 spilled pseudos. Use additional parameter for alter_reg. Call
6857 mark_allocation_change. Set up changed_allocation_pseudos.
6858 Remove sanity check.
6859 (emit_input_reload_insns, delete_output_reload): Use additional
6860 parameter for alter_reg. Call mark_allocation_change.
6861 (substitute, gen_reload_chain_without_interm_reg_p): New
6863 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
6865 * testsuite/gcc.dg/20080410-1.c: New file.
6867 * config/s390/s390.h (IRA_COVER_CLASSES,
6868 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
6870 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
6872 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
6874 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
6876 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
6878 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
6880 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
6882 2008-08-24 Jeff Law <law@redhat.com>
6883 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
6884 when ignoring unavailable registers.
6886 2008-08-24 Jeff Law <law@redhat.com>
6887 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
6888 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
6889 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
6890 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
6892 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
6893 * ira-build.c (allocno_range_compare_func): Stabilize sort.
6895 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
6896 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
6897 * reload1.c (find_reg): Process registers in register allocation order.
6899 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6900 * toplev.c (backend_init_target): Move ira_init call from
6902 (lang_dependent_init_target): ...to here.
6904 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
6905 * ira.c (setup_class_subset_and_memory_move_costs): Don't
6906 calculate memory move costs for NO_REGS.
6908 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
6909 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
6910 STACK_REGS is defined.
6912 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
6913 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
6915 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
6916 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
6918 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
6919 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
6920 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
6923 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
6924 Dorit Nuzman <dorit@il.ibm.com>
6926 * gcc/config/spu/spu.md (vec_extract_evenv4si,
6927 vec_extract_evenv4sf, vec_extract_evenv8hi,
6928 vec_extract_evenv16qi, vec_extract_oddv4si,
6929 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
6930 vec_interleave_highv4sf, vec_interleave_lowv4sf,
6931 vec_interleave_highv4si, vec_interleave_lowv4si,
6932 vec_interleave_highv8hi, vec_interleave_lowv8hi,
6933 vec_interleave_highv16qi, vec_interleave_lowv16qi,
6934 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
6936 2008-08-25 Janis Johnson <janis187@us.ibm.com>
6939 * config/rs6000/rs6000.c (optimization_options): Don't default to
6940 section anchors without toplevel reorder.
6942 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6944 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
6945 (mfc_end_critical_section): Likewise.
6947 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6949 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
6950 all type qualifiers from element type to vector type.
6952 2008-08-25 David Daney <ddaney@avtrex.com>
6954 * config/mips/mips.md (immediate_insn): Move up in file, fix
6955 comment typo, reformat.
6956 (fetchop_bit, atomic_hiqi_op memory_barrier,
6957 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
6958 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
6959 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
6960 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
6961 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
6962 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
6963 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
6964 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
6965 sync_old_nand<mode>, sync_new_nand<mode>,
6966 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
6967 test_and_set_12): Moved to sync.md.
6969 * config/mips/sync.md: New file.
6971 2008-08-25 Richard Henderson <rth@redhat.com>
6973 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
6974 (regsave): Likewise.
6975 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
6976 (output_cfi_directive): Likewise.
6977 (div_data_align): New.
6978 (output_cfi): Use it.
6980 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
6982 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
6983 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
6984 (TARGET_OCTEON): New macro.
6985 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
6986 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
6987 (ISA_HAS_POP): New macro.
6988 * config/mips/driver-native.c (host_detect_local_cpu): Handle
6990 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
6992 * config/mips/mips.md (cpu): Add octeon.
6993 (type): Add pop attribute value.
6994 (popcount<mode>2): New pattern.
6995 * doc/invoke.texi (-march=@var{arch}): Add octeon.
6997 2008-08-24 Jan Hubicka <jh@suse.cz>
6999 * doc/invoke.texi (-fipa-cp-clone): New option.
7000 (-fipa-cp): Update docs.
7001 (--param ipcp-unit-growth):New.
7002 * ipa-cp.c: Include fibheap.h, params.h
7003 (ipcp_initialize_node_lattices): When not cloning, all externally
7004 visible functions are bottom.
7005 (ipcp_need_redirect_p): Accept clones.
7006 (ipcp_insert_stage): Use cost driven heuristics.
7007 (max_count, dead_nodes): New static vars.
7008 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
7009 ipcp_const_param_count): New functions.
7010 * common.opt (ipa-cp-clone): New command line option.
7011 * params.def (ipcp-unit-growth): New.
7013 2008-08-24 Jan Hubicka <jh@suse.cz>
7015 * tree-inline.c (tree_function_versioning): Look harder
7016 for referenced vars.
7018 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
7020 PR tree-optimization/37185
7021 * matrix-reorg.c (transform_access_sites): Update changed stmt.
7023 2008-08-23 Jan Hubicka <jh@suse.cz>
7025 * ipa-cp.c (ipcp_analyze_node): New function.
7026 (ipcp_update_cloned_node): Use it.
7027 (ipcp_init_stage): Likewise.
7028 * ipa-inline.c (function_insertion_hook_holder): New static var.
7029 (analyze_function): Break out from ....
7030 (inline_generate_summary): Here; register insertion hook.
7031 (cgraph_decide_inlining): Remove hook.
7032 (add_new_function): New function.
7034 2008-08-23 Jan Hubicka <jh@suse.cz>
7036 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
7038 2008-08-23 Jan Hubicka <jh@suse.cz>
7040 * ipa-cp.c (constant_val_insert): Remove.
7041 (ipcp_propagate_one_const): Remove.
7042 (ipcp_create_replace_map): Always insert replacements to the map.
7043 (ipcp_insert_stage): Do not try to insert statements by hand.
7044 * tree-inline.c (insert_init_stmt): Break out from ...
7045 (setup_one_parameter): ... here; allow NULL BB pointer.
7046 (tree_function_versioning): Use setup_one_parameter to process
7049 2008-08-23 Jan Hubicka <jh@suse.cz>
7051 * tree.c (decl_address_ip_invariant_p): New function.
7052 * tree.h (decl_address_ip_invariant_p): Declare.
7053 * gimple.c (strip_invariant_refs): Break out from ...
7054 (is_gimple_invariant_address): ... here
7055 (is_gimple_ip_invariant_address): New function.
7056 (is_gimple_ip_invariant): New function.
7057 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
7060 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
7061 (ipcp_lat_is_insertable): All constants are insertable.
7062 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
7063 IPA_CONST_VALUE_REF.
7064 (ipcp_initialize_node_lattices): Propagate all types of operands.
7065 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
7066 (ipcp_create_replace_map): Reformat.
7067 (ipcp_need_redirect_p): Simplify.
7068 (ipcp_insert_stage): Check that argument is used before clonning.
7069 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
7071 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
7072 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
7073 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
7074 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
7075 (jump_func_type): Remove IPA_CONST_VALUE_REF.
7076 * tree-inline.c (tree_function_versioning): Add variables referenced
7079 2008-08-23 Jan Hubicka <jh@suse.cz>
7082 * i386.c (standard_80387_constant_p): Use optimize_size.
7084 2008-08-23 Ira Rosen <irar@il.ibm.com>
7086 PR tree-optimization/37161
7087 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
7088 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
7089 (vect_determine_vectorization_factor): Move the scalar type
7090 retrieval to vect_get_smallest_scalar_type.
7091 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
7092 scalar type. Remove redundant computation.
7093 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
7094 (vect_get_slp_defs): Take the type of RHS into account if
7095 necessary by calling vect_get_smallest_scalar_type. Call
7096 vect_get_constant_vectors with additional argument.
7098 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7101 * doc/invoke.texi (Wwrite-strings): Clarify description.
7103 2008-08-23 Ira Rosen <irar@il.ibm.com>
7105 PR tree-optimization/37174
7106 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
7107 def stmt is a part of the loop before accessing its stmt_vec_info.
7109 2008-08-22 Anatoly Sokolov <aesok@post.ru>
7112 * config/avr/avr.md (UNSPEC_SWAP): New constants.
7113 (*swap): New insn pattern.
7114 (*ashlqi3): Rename from ashlqi3 insn pattern.
7115 (ashlqi3): New expanders.
7116 (*lshrqi3): Rename from lshrqi3 insn pattern.
7117 (lshrqi3): New expanders.
7118 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
7119 lshrqi3_const5, lshrqi3_const6): New splitters.
7120 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
7121 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
7124 2008-08-22 Richard Guenther <rguenther@suse.de>
7126 PR tree-optimization/37078
7127 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
7128 [+INF, +INF] ranges.
7130 2008-08-22 Richard Guenther <rguenther@suse.de>
7132 PR tree-optimization/37143
7133 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
7134 a conversion statement instead of a copy.
7136 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
7139 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
7140 CCCmode, CCOmode and CCSmode destination modes.
7143 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
7144 from different units in a single alternative.
7145 (*vec_extractv2sf_1): Ditto.
7146 (*vec_extractv2si_0): Ditto.
7147 (*vec_extractv2si_1): Ditto.
7148 * config/i386/sse.md (sse2_storehpd): Ditto.
7149 (sse2_storelpd): Ditto.
7150 (sse2_loadhpd): Ditto.
7151 (sse2_loadlpd): Ditto.
7154 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
7155 (popcountsi2): Ditto.
7156 (clzdi2_abm): Ditto.
7157 (popcountdi2): Ditto.
7158 (clzhi2_abm): Ditto.
7159 (popcounthi2): Ditto.
7161 2008-08-22 Richard Guenther <rguenther@suse.de>
7165 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
7166 if the multiplication does not overflow.
7168 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
7170 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
7172 2008-08-21 Richard Henderson <rth@redhat.com>
7174 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
7175 spurrious comma from test.
7176 * configure: Rebuild.
7178 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7181 * builtins.c (fold_builtin_next_arg): Add warning about undefined
7184 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
7186 * c-tree.h (grokfield): New argument.
7187 * c-decl.c (grokfield): Handle new location argument.
7188 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
7190 2008-08-21 Richard Guenther <rguenther@suse.de>
7192 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
7194 2008-08-21 Jan Hubicka <jh@suse.cz>
7196 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
7197 (cgraph_add_function_insertion_hook,
7198 cgraph_remove_function_insertion_hook,
7199 cgraph_call_function_insertion_hooks): New functions.
7200 * cgraph.h (cgraph_add_function_insertion_hook,
7201 cgraph_remove_function_insertion_hook,
7202 cgraph_call_function_insertion_hooks): Declare.
7203 * ipa-reference.c (function_insertion_hook_holder): New variable.
7204 (check_operand, look_for_address_of): When checking late, do not care
7205 about module bitmaps.
7206 (add_new_function): New function.
7207 (generate_summary): Register hooks; zero module bitmaps.
7208 (propagate): Unregister hooks.
7209 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
7210 (add_new_function): New function.
7211 (generate_summary): Register hook.
7212 (propagate): Remove hook.
7214 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
7216 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
7217 * ipa-cp.c (ipcp_update_cloned_node): New function.
7218 (build_const_val): Handle functions correctly; bring type logic
7219 into sync with tree-inline.c
7220 (ipcp_init_stage): Take care of computing stuff needed by
7221 indirect inlining; update clones.
7222 (ipcp_generate_summary): Break out of ipcp_driver.
7223 (ipcp_driver): Do only execution and transformation.
7224 (pass_ipa_cp): Make IPA_PASS.
7225 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
7227 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
7228 ipcp, some info is already available.
7229 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
7230 * tree-inline.c (remap_ssa_name): Unshare expression.
7232 2008-08-21 Richard Guenther <rguenther@suse.de>
7234 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7235 a PHI ask VN if it is already available.
7236 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7237 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7239 2008-08-21 Richard Guenther <rguenther@suse.de>
7242 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
7243 makes sure to produce a result of the correct type.
7245 2008-08-21 Jan Hubicka <jh@suse.cz>
7246 Backport from LTO branch:
7248 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7249 Jan Hubicka <jh@suse.cz>
7252 (init_state, finish_state, set_function_state, generate_summary):
7254 (scan_stmt): Renamed from scan_function. Changed to keep state in
7255 local static vars rather than cgraph aux field.
7256 (propagate): Renamed from static_execute. Changed to keep state in
7257 local static vars rather than cgraph aux field.
7258 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
7259 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
7261 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7263 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
7264 * ipa-reference.c (init_function_info, generate_summary,
7265 propagate): New functions.
7266 (analyze_function): Call init_function_info.
7267 (static_execute): Stripped into generate_summary and propagate.
7268 (pass_ipa_reference): Made into ipa_opt_pass.
7270 2008-08-21 Richard Guenther <rguenther@suse.de>
7272 PR tree-optimization/37181
7273 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
7275 (extract_range_from_unary_expr): Likewise.
7277 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7279 * diagnostic.c (pedwarn_at): Rename as pedwarn.
7281 * toplev.h (pedwarn_at): Likewise.
7282 * builtins.c: Update all calls to pedwarn.
7283 * c-lex.c: Likewise.
7284 * toplev.c: Likewise.
7285 * c-tree.h: Likewise.
7286 * c-decl.c: Likewise.
7287 * c-errors.c: Likewise.
7288 * c-typeck.c: Likewise.
7289 * c-common.c: Likewise.
7290 * c-parser.c: Likewise.
7292 2008-08-20 Joseph Myers <joseph@codesourcery.com>
7295 * config/sparc/sparc.c (function_arg_slotno): Handle structure
7296 with MODE_VECTOR_INT mode.
7298 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7301 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
7302 initialized outside the current module.
7303 (warn_uninitialized_var): Ignore left-hand side when walking the
7304 trees. Ignore address expressions. Examine VUSE operands in gimple
7305 statements with a variable declaration on the right-hand side.
7307 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
7310 * rtlanal.c (subreg_offset_representable_p): Revert last change.
7312 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7315 * c-common.c (conversion_warning): Do not warn if applying bit-and
7316 operator to unsigned constant that fits in the target type.
7318 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7321 * c-common.c (conversion_warning): Do not warn for artificial
7324 2008-08-20 Richard Guenther <rguenther@suse.de>
7326 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
7327 (extract_range_from_binary_expr): Fall back to constant propagation.
7328 (extract_range_from_unary_expr): Likewise.
7330 2008-08-20 Richard Guenther <rguenther@suse.de>
7332 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
7333 with TREE_THIS_VOLATILE on shared nodes.
7334 (fold_stmt_r): Likewise.
7336 2008-08-20 Jakub Jelinek <jakub@redhat.com>
7339 * c-parser.c (c_parser_attributes): For keywords use canonical
7340 spelling for attr_name.
7342 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7344 * value-prof.c (check_counter): Revert wrong call to error.
7346 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7348 * profile.c: Update calls to inform.
7349 * value-prof.c: Update calls to inform.
7351 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7353 * diagnostic.c (inform): Add an explicit location_t parameter.
7354 * toplev.h (inform): Update declaration.
7355 * builtins.c: Update all calls to inform.
7356 * c-common.c: Likewise.
7357 * c-decl.c: Likewise.
7358 * c-opts.c: Likewise.
7359 * c-pch.c: Likewise.
7360 * c-pragma.c: Likewise.
7361 * c-typeck.c: Likewise.
7362 * coverage.c: Likewise.
7364 * toplev.c: Likewise.
7365 * tree-cfg.c: Likewise.
7366 * tree-ssa.c: Likewise.
7368 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
7371 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
7372 V2DI mode, for SSE4.1, use movq instead of vector set if the
7373 second element is zero and inter-unit moves are OK.
7375 2008-08-20 Richard Guenther <rguenther@suse.de>
7377 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
7378 properly handle conversion/copy chains after tuplification.
7380 2008-08-20 Richard Guenther <rguenther@suse.de>
7382 * passes.c (init_optimization_passes): Move the second
7383 forwprop pass before alias computation. Remove the second
7384 DCE pass. Remove the first dominator and phi copy/const
7387 2008-08-20 Nick Clifton <nickc@redhat.com>
7389 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
7390 support of this feature. Do not assume that a sufficiently new
7391 assembler will support the feature regardless of the target type.
7392 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
7393 * configure: Regenerate.
7395 2008-08-20 Richard Guenther <rguenther@suse.de>
7397 * tree-vrp.c (found_in_subgraph): Remove.
7398 (live): New global static.
7399 (live_on_edge): New function.
7400 (blocks_visited): Remove.
7401 (register_edge_assert_for_2): Use live_on_edge.
7402 (find_conditional_asserts): Remove code dealing with
7403 found_in_subgraph. Do not walk the CFG.
7404 (find_switch_asserts): Likewise.
7405 (find_assert_locations_1): Renamed from find_assert_locations.
7406 Move finding assert locations for conditional and switch
7407 statements first. Update live bitmap. Do not walk the CFG.
7408 (find_assert_locations): New function.
7409 (insert_range_assertions): Remove entry of CFG walk.
7410 Adjust call to find_assert_locations.
7411 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
7412 that only can appear because of fake exit edges but assert we
7413 never try to insert on those.
7414 (fini_pre): Do not remove fake exit edges here...
7415 (execute_pre): ...but here, before committing edge inserts.
7417 2008-08-19 Richard Guenther <rguenther@suse.de>
7419 * passes.c (init_optimization_passes): Exchange store-ccp
7422 2008-08-19 Rafael Espíndola <espindola@google.com>
7424 * varasm.c (weak_decls): Move earlier in the file.
7425 (assemble_external): Add weak decls to the weak_decls list.
7426 (declare_weak): Don't add decls to the weak_decls list.
7428 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
7431 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
7432 before (sse2_shufpd_<mode>).
7434 2008-08-19 Jakub Jelinek <jakub@redhat.com>
7437 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
7438 * tree.c (block_nonartificial_location): Likewise.
7440 2008-08-19 Richard Guenther <rguenther@suse.de>
7442 PR tree-optimization/35972
7443 PR tree-optimization/23094
7444 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
7446 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
7447 handle MISALIGNED_INDIRECT_REF.
7448 (get_ref_from_reference_ops): New helper.
7449 (vn_reference_lookup_pieces): Walk the use-def chain using the
7450 alias-oracle if requested.
7451 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
7452 walking the use-def chain.
7453 (compute_avail): But not here.
7454 (create_component_ref_by_pieces_1): Properly handle
7455 MISALIGNED_INDIRECT_REF.
7456 (do_regular_insertion): Handle fully redundant
7457 expressions after PHI-translation also for SSA_NAME values, not
7458 only constants. Correctly use edoubleprime for that.
7460 2008-08-19 Ira Rosen <irar@il.ibm.com>
7462 * tree-vectorizer.c (supportable_widening_operation): Support
7463 multi-step conversion, return the number of steps in such conversion
7464 and the required intermediate types.
7465 (supportable_narrowing_operation): Likewise.
7466 * tree-vectorizer.h (vect_pow2): New function.
7467 (supportable_widening_operation): Change argument types.
7468 (supportable_narrowing_operation): Likewise.
7469 (vectorizable_type_promotion): Add an argument.
7470 (vectorizable_type_demotion): Likewise.
7471 * tree-vect-analyze.c (vect_analyze_operations): Call
7472 vectorizable_type_promotion and vectorizable_type_demotion with
7473 additional argument.
7474 (vect_get_and_check_slp_defs): Detect patterns.
7475 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
7477 (vect_analyze_slp_instance): Don't fail in case of multiple types.
7478 Call vect_build_slp_tree with correct arguments. Calculate unrolling
7479 factor according to the smallest type in the loop.
7480 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
7481 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
7482 supportable_widening_operation with correct arguments.
7483 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
7484 operands lists according to the number of vector statements in left
7485 or right node, if exists.
7486 (vect_gen_widened_results_half): Remove unused argument.
7487 (vectorizable_conversion): Call supportable_widening_operation,
7488 supportable_narrowing_operation, and vect_gen_widened_results_half
7489 with correct arguments.
7490 (vectorizable_assignment): Change documentation, support multiple
7492 (vectorizable_operation): Likewise.
7493 (vect_get_loop_based_defs): New function.
7494 (vect_create_vectorized_demotion_stmts): Likewise.
7495 (vectorizable_type_demotion): Support loop-aware SLP and general
7496 multi-step conversion. Call vect_get_loop_based_defs and
7497 vect_create_vectorized_demotion_stmts for transformation.
7498 (vect_create_vectorized_promotion_stmts): New function.
7499 (vectorizable_type_promotion): Support loop-aware SLP and general
7500 multi-step conversion. Call vect_create_vectorized_promotion_stmts
7502 (vectorizable_store): Change documentation, support multiple
7504 (vectorizable_load): Likewise.
7505 (vect_transform_stmt): Pass SLP_NODE to
7506 vectorizable_type_promotion and vectorizable_type_demotion.
7507 (vect_schedule_slp_instance): Move here the calculation of number
7508 of vectorized statements for each node from...
7509 (vect_schedule_slp): ... here.
7510 (vect_transform_loop): Call vect_schedule_slp without the last
7513 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
7516 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
7517 to == in assert statement.
7518 (vectorizable_reduction): Fix typo.
7520 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7523 * value-prof.c (check_counter): Dereference pointer to overall
7524 count when printing it.
7526 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7528 * profile.h: Really add it.
7530 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7532 * mcf.c: Really add it.
7534 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
7535 Vinodha Ramasamy <vinodha@google.com>
7537 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
7539 * value-prof.c (check_counter): Fix the counter if
7540 flag_profile_correction is true.
7541 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7542 tree_mod_subtract_transform):
7543 Follow check_counter parameter change.
7544 * common.opt (fprofile-correction): New option.
7546 * profile.h: Likewise.
7547 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
7548 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
7549 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
7551 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
7552 flag_profile_correction is set.
7554 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
7556 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
7558 2008-08-18 Tomas Bily <tbily@suse.cz>
7560 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
7561 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
7563 * tree-data-ref.c (split_constant_offset_1): Likewise.
7564 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
7565 * tree-sra.c (sra_walk_expr): Likewise.
7566 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
7567 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7568 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
7569 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
7571 * gimple.c (gimple_assign_unary_nop_p): Likewise.
7572 * tree-vect-transform.c (vectorizable_type_demotion)
7573 (vectorizable_type_promotion): Likewise.
7574 * tree-inline.c (expand_call_inline):
7575 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7576 (forward_propagate_addr_expr_1, forward_propagate_comparison)
7577 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7578 * expr.c (expand_expr_real_1): Likewise.
7579 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
7580 (gimple_assign_unary_useless_conversion_p): Likewise.
7581 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7582 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
7583 * fold-const.c (fold_unary): Likewise.
7584 * tree.h (CONVERT_EXPR_P): Likewise.
7585 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
7586 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7588 (register_edge_assert_for_2, extract_range_from_unary_expr)
7589 (register_edge_assert_for_1): Likewise.
7591 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7593 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
7594 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
7595 (enum real_value_const): Delete.
7596 (get_real_const): Delete.
7597 * real.c (get_real_const): Delete.
7598 (dconst_e_ptr): Define.
7599 (dconst_third_ptr): Define.
7600 (dconst_sqrt2_ptr): Define.
7601 * builtins.c: Update all callers.
7603 2008-08-18 Richard Guenther <rguenther@suse.de>
7605 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
7606 statement iterator after statement removal.
7608 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
7610 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
7611 (detect_processor_freebsd): Likewise.
7612 (host_detect_local_cpu): Call newly added functions for FreeBSD.
7614 2008-08-18 Richard Guenther <rguenther@suse.de>
7616 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
7617 and loads have the correct types.
7619 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7622 * c-opts.c (cpp_opts): Remove static.
7623 * c-parser.c (cpp_opts): Declare it extern.
7624 (disable_extension_diagnostics): Handle cpp options.
7625 (enable_extension_diagnostics): Likewise.
7627 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7629 * diagnostics.c (permerror_at): Rename as permerror.
7630 (permerror): Delete.
7631 * toplev.h: Likewise.
7633 2008-08-18 Richard Guenther <rguenther@suse.de>
7635 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
7636 sdse1 and addressables2 passes. Replace dce1 with cddce1.
7637 Move call_cdce before build_alias. Move copyrename2,
7638 cunrolli and ccp2 beafore build_alias. Re-add addressable2
7639 right after final inlining.
7640 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
7641 (pass_build_cfg): But instead via TODO_dump_func.
7643 2008-08-18 Richard Guenther <rguenther@suse.de>
7645 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
7647 (scalarize_init): If we failed to generate some initializers
7648 do not generate zeros for not instantiated members. Instead
7649 rely on the copy out.
7650 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
7651 about missing flow-sensitive alias info only if we have
7654 2008-08-17 Nick Clifton <nickc@redhat.com>
7656 * doc/extend.texi (Function Attributes): Fix typo in description
7657 if hot function attribute.
7659 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
7660 Richard Sandiford <rdsandiford@googlemail.com>
7662 * doc/install.texi (--with-mips-plt): Document.
7663 * doc/invoke.texi (-mplt, -mno-plt): Document.
7664 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
7665 and handle ${with_mips_plt}.
7666 * config/mips/mips.opt (mplt): New option.
7667 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
7668 (TARGET_ABICALLS_PIC2): Likewise.
7669 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
7670 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
7671 (ASM_SPEC): Use !mabi=* instead of !mabi*.
7672 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
7673 to decide whether to output ".option picX" directives.
7674 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
7675 Pass -call_nonpic rather than -KPIC for -mplt.
7676 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
7677 on the command line. Also remove it when -mabi=64 is used without
7679 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
7680 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
7681 TARGET_ABICALLS_PIC0.
7682 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
7684 (mips16_build_function_stub): Only output ".option pic" directives
7685 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
7686 (mips16_build_call_stub): Fix comment and remove redundant
7687 ".set at"/"set .noat" directives.
7688 (mips_function_rodata_section): Use the default behaviour for
7689 TARGET_ABSOLUTE_ABICALLS.
7690 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
7691 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
7692 (mips_restore_gp): Do nothing if the current function doesn't use
7694 (mips_expand_prologue): Only save $gp if the current function uses it.
7695 Use a normal move for TARGET_ABICALLS_PIC0.
7696 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
7698 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
7700 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
7701 of function when handling GLOBAL_POINTER_REGNUM.
7703 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
7706 * common.opt (-fstack-check): Do not declare the variable here.
7707 (-fstack-check=): New option variant.
7708 * doc/invoke.texi (Code Gen Options): Document it.
7709 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
7710 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
7711 (STACK_CHECK_STATIC_BUILTIN): New macro.
7712 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
7713 * opts.c: Include expr.h.
7714 (common_handle_option) <OPT_fold_stack_check_>: New case.
7715 <OPT_fstack_check>: Likewise.
7716 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
7717 consistently in the test for variable-sized types. Adjust for
7718 new behaviour of flag_stack_check.
7719 * explow.c: Include except.h.
7720 (allocate_dynamic_stack_space): Do not take into account
7721 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
7722 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
7723 for variable-sized parameters. Treat all parameters whose size is
7724 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
7725 stack checking is enabled.
7726 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
7727 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
7728 if generic stack checking is enabled.
7729 (expand_function_end): Adjust for new behaviour of flag_stack_check.
7730 * reload1.c (reload): Likewise.
7731 * stmt.c (expand_decl): Assert that all automatic variables have
7732 fixed size at this point and remove dead code.
7733 * flags.h (stack_check_type): New enumeration type.
7734 (flag_stack_check): Declare.
7735 * toplev.c (flag_stack_check): New global variable.
7736 * Makefile.in (opts.o): Add dependency on EXPR_H.
7737 (explow.o): Add dependency on except.h.
7739 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
7741 * config/avr/avr.c (avr_override_options): Reduce value of
7742 PARAM_INLINE_CALL_COST.
7744 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
7746 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
7747 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
7748 lieu of TYPE_MODE (type) throughout.
7750 2008-08-15 Joseph Myers <joseph@codesourcery.com>
7752 * config/arm/arm.c (add_minipool_backward_ref): Check for
7753 8-byte-aligned entries in second case of forcing insertion after a
7754 particular entry. Change third case to avoid inserting
7755 non-8-byte-aligned entries before 8-byte-aligned ones.
7757 2008-08-15 Richard Guenther <rguenther@suse.de>
7759 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
7760 strip components for unknown size accesses.
7762 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
7764 * config/s390/2097.md New file.
7765 * config/s390/s390.md ("z10prop" attribute): Define none,
7766 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
7767 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
7768 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
7769 possible values and apply them to insns as appropriate.
7770 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
7771 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
7772 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
7773 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
7774 ("bfp" mode attribute): Removed. Every occurence replaced
7776 * config/s390/s390.c (struct "z10_cost"): Updated entries.
7777 * config/s390/2084.md (insn_reservation "x_itof"): Updated
7780 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7783 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
7786 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
7788 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
7789 additional argument. Support reduction when duplication is needed due
7790 to data-types of different sizes in the loop.
7791 (get_initial_def_for_induction): Fix printout.
7792 (vect_get_vec_def_for_stmt_copy): Support case where the
7793 vec_stmt_for_operand is a phi node.
7794 (vectorizable_reduction): Support reduction when duplication is needed
7795 due to data-types of different sizes in the loop.
7796 (vectorizable_call): Remove restriction to not vectorize in case we
7797 have data-types of different sizes in the loop.
7798 (vectorizable_conversion): Likewise.
7799 (vectorizable_operation): Likewise.
7800 (vectorizable_type_demotion): Likewise.
7801 (vectorizable_type_promotion): Likewise.
7802 (vectorizable_induction): Add restriction to not vectorize in case
7803 we have data-types of different sizes in the loop.
7805 2008-08-14 Christophe Saout <christophe@saout.de>
7806 Uros Bizjak <ubizjak@gmail.com>
7809 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
7810 (*vec_concatv2di_rex64_sse4_1): Ditto.
7811 (*vec_concatv2di_rex64_sse): Ditto.
7813 2008-08-14 Jakub Jelinek <jakub@redhat.com>
7816 * fold-const.c (fold_widened_comparison): Do not allow
7817 sign changes that change the result even if shorter type
7818 is wider than arg1_unw's type.
7820 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
7822 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
7823 Skip if the multilib testing specifies -march that does not
7824 agree with the one specified in the testcase.
7826 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7828 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
7829 zero extend SImode values being converted to TFmode before passing
7832 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7834 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
7835 __PPU__ when targeting the Cell/B.E. PPU processor.
7837 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
7839 * gimple.h (gimple_call_set_chain): Accept SSA variables.
7840 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
7841 Rematerialize the static chain, if any.
7842 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
7845 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7847 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
7848 (new_loc_descr): Likewise.
7849 (add_loc_descr): Likewise.
7850 (size_of_loc_descr): Likewise.
7851 (size_of_locs): Likewise.
7852 (output_loc_operands): Likewise.
7853 (output_loc_sequence): Likewise.
7854 (new_reg_loc_descr): New.
7855 (build_cfa_loc): Use it.
7856 (build_cfa_aligned_loc): Likewise.
7857 (one_reg_loc_descriptor): Likewise.
7858 (based_loc_descr): Likewise.
7860 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7863 * doc/invoke.texi (Wmain): Update.
7864 * c-decl.c (start_decl): warn_main is only 0 or 1.
7865 (start_function): Likewise. Fix formatting.
7866 (finish_function): Delete redundant warning.
7867 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
7868 * c-opts (c_common_handle_option): -Wall only has effect if
7869 warn_main is uninitialized. OPT_Wmain is automatically
7870 handled. -pedantic also enables Wmain.
7871 (c_common_post_options): Handle all logic for Wmain here.
7872 * c-common.c (warn_main): Delete.
7873 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
7874 * c-common.h (warn_main): Delete.
7876 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
7879 * expr.c (emit_group_store): Allocate stack temp with the
7880 largest alignment when copying from register to stack.
7882 2008-08-13 Richard Guenther <rguenther@suse.de>
7884 * tree.h (maybe_fold_offset_to_address): Declare.
7885 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
7886 (ccp_fold): Handle pointer conversions the same as fold_stmt.
7887 Likewise for POINTER_PLUS_EXPR.
7888 (maybe_fold_offset_to_reference): Enable disabled code.
7889 (maybe_fold_offset_to_address): New function.
7890 (fold_stmt_r): Use it.
7891 (fold_gimple_assign): Likewise.
7892 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
7893 (gimplify_expr): Likewise.
7895 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7897 * toplev.h (pedwarn_at): Fix declaration.
7899 2008-08-13 Joseph Myers <joseph@codesourcery.com>
7901 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
7902 LINK_SPEC): Use %R in -Y P argument.
7904 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7907 * diagnostic.c (pedwarn_at): New.
7908 * toplev.h (pedwarn_at): Declare.
7909 * c-tree.h (build_enumerator): Update declaration.
7910 * c-decl.c (finish_enum): Update comment.
7911 (build_enumerator): Take a location parameter. Give a pedwarn but do
7912 not perform any conversion.
7913 * c-parser.c (c_parser_enum_specifier): Set correct location for
7916 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7919 * c-common.c (conversion_warning): Use a switch. Ignore boolean
7920 expressions except for conversions to signed:1 bitfields. Handle
7921 COND_EXPR with constant operands.
7923 2008-08-13 Richard Guenther <rguenther@suse.de>
7925 PR tree-optimization/15255
7926 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
7927 (struct oecount_s): New struct and VEC types.
7929 (oecount_hash): New function.
7930 (oecount_eq): Likewise.
7931 (oecount_cmp): Likewise.
7932 (zero_one_operation): New function.
7933 (build_and_add_sum): Likewise.
7934 (undistribute_ops_list): Perform un-distribution of multiplication
7935 and division on the chain of summands.
7936 (should_break_up_subtract): Also break up subtracts for factors.
7937 (reassociate_bb): Delete dead visited statements.
7938 Call undistribute_ops_list. Re-sort and optimize if it did something.
7939 * passes.c (init_optimization_passes): Move DSE before
7941 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
7944 2008-08-12 Janis Johnson <janis187@us.ibm.com>
7946 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
7948 * doc/invoke.texi: Revert unintended checkin.
7950 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
7953 * gcc.c (include_spec_function): Tweak call to find_a_file.
7955 2008-08-12 Jakub Jelinek <jakub@redhat.com>
7958 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
7959 and TRUTH_ORIF_EXPR.
7960 * dojump.c (do_jump): Likewise.
7962 PR tree-optimization/37084
7963 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
7964 if id->regimplify, don't assume stmt is a cast assignment.
7966 2008-08-12 Anatoly Sokolov <aesok@post.ru>
7968 * final.c (final_scan_insn): Use app_enable/app_disable functions.
7970 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7973 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
7976 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7978 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
7979 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
7981 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
7982 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
7983 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
7984 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
7985 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
7987 * doc/tm.texi (Storage Layout): Remove documentation for
7988 TARGET_FLOAT_FORMAT.
7990 * simplify-rtx.c (simplify_binary_operation_1): Replace
7991 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
7993 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7995 * real.h (struct real_format): New member has_sign_dependent_rounding.
7996 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
7997 spu_single_format, ieee_double_format, mips_double_format,
7998 motorola_double_format, ieee_extended_motorola_format,
7999 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8000 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8001 mips_extended_format, ieee_quad_format, mips_quad_format,
8002 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8003 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8005 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8006 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8007 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8008 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8009 (ROUND_TOWARDS_ZERO): Likewise.
8011 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
8012 (FLOAT_MODE_FORMAT): New macro.
8013 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
8014 (MODE_COMPOSITE_P): ... this new macro.
8015 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8016 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
8017 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
8019 * flags.h: Include "real.h".
8021 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
8022 REAL_MODE_FORMAT_COMPOSITE_P.
8023 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
8025 * doc/tm.texi (Storage Layout): Remove documentation of
8026 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8027 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
8028 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
8029 they only apply to libgcc2.a.
8031 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8033 * config/spu/float_disf.c: New file.
8034 * config/spu/float_unsdisf.c: New file.
8035 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
8036 (LIB2FUNCS_EXCLUDE): Define.
8038 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8039 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8041 * real.h (struct real_format): New member round_towards_zero.
8042 * real.c (round_for_format): Respect fmt->round_towards_zero.
8043 (ieee_single_format, mips_single_format, motorola_single_format,
8044 spu_single_format, ieee_double_format, mips_double_format,
8045 motorola_double_format, ieee_extended_motorola_format,
8046 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8047 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8048 mips_extended_format, ieee_quad_format, mips_quad_format,
8049 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8050 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8052 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
8053 real_format to choose rounding mode when calling MPFR functions.
8054 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
8055 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
8057 * real.h (real_to_decimal_for_mode): Add prototype.
8058 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
8059 Respect target rounding mode when generating decimal representation.
8060 (real_to_decimal): New stub for backwards compatibility.
8061 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
8062 real_to_decimal_for_mode instead of real_to_decimal.
8064 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
8066 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8067 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8069 * real.c (spu_single_format): New variable.
8070 * real.h (spu_single_format): Declare.
8072 * config/spu/spu.c (spu_override_options): Install SFmode format.
8073 (spu_split_immediate): Use integer mode to operate on pieces of
8074 floating-point values in all cases.
8076 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
8077 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
8078 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
8080 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8082 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
8084 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8086 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
8088 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8091 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
8092 on the VAR_DECL instead of TYPE_READONLY on its type.
8094 2008-08-12 Ira Rosen <irar@il.ibm.com>
8096 * tree-vectorizer.c: Depend on langhooks.h.
8097 (supportable_widening_operation): Add two arguments. Support double
8099 (supportable_narrowing_operation): Likewise.
8100 * tree-vectorizer.h (supportable_widening_operation): Add two
8102 (supportable_narrowing_operation): Likewise.
8103 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
8104 supportable_widening_operation with correct arguments.
8105 * tree-vect-transform.c (vectorizable_conversion): Likewise.
8106 (vectorizable_type_demotion): Support double type conversions.
8107 (vectorizable_type_promotion): Likewise.
8108 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
8110 2008-08-11 Michael Matz <matz@suse.de>
8112 * i386/i386.c (override_options): Move initialisation from
8113 flag_schedule_insns_after_reload to here from ...
8114 (optimization_options): ... here.
8116 2008-08-11 Jakub Jelinek <jakub@redhat.com>
8118 PR rtl-optimization/36998
8119 * dwarf2out.c (compute_barrier_args_size_1,
8120 compute_barrier_args_size): Temporarily remove assertions.
8122 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8125 * tree-ssa.c (struct walk_data): Add new flag
8126 warn_possibly_uninitialized.
8127 (warn_uninitialized_var): Use it.
8128 (warn_uninitialized_vars): New.
8129 (execute_early_warn_uninitialized): Call it.
8130 (execute_late_warn_uninitialized): Likewise.
8132 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8135 * reload1.c (gen_reload): Guard calls to get_secondary_mem
8138 2008-08-09 Jan Hubicka <jh@suse.cz>
8141 * optabs.c (maybe_emit_unop_insn): Remove produced code if
8143 (expand_fix): Be prepared for expansion to fail.
8144 (expand_sfix_optab): Remove instructions if expansion failed.
8146 2008-08-09 Anatoly Sokolov <aesok@post.ru>
8148 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
8150 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
8151 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8153 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8155 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
8156 mips/t-libgcc-mips16 to tmake_file.
8157 * config/mips/mips-protos.h (mips_call_type): New enum.
8158 (mips_pic_base_register, mips_got_load): Declare.
8159 (mips_restore_gp): Take an rtx argument.
8160 (mips_use_pic_fn_addr_reg_p): Declare.
8161 (mips_expand_call): Replace the sibcall_p argument with
8162 a mips_call_type argument. Add a lazy_p parameter.
8163 (mips_split_call): Declare.
8164 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
8165 (MIPS16_PIC_TEMP): Likewise.
8166 (reg_class): Delete M16_NA_REGS.
8167 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8168 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
8169 (mips_split_hi_p): Declare.
8170 * config/mips/mips.c (mips_split_hi_p): New array.
8171 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
8172 (mips_got_symbol_type_p): New function.
8173 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
8174 (mips16_stub_function_p): New function.
8175 (mips16_local_function_p): Likewise.
8176 (mips_use_pic_fn_addr_reg_p): Likewise.
8177 (mips_cannot_force_const_mem): Return false for HIGHs.
8178 Extend CONST_INT and symbolic handling to MIPS16, using
8179 mips_symbol_insns to check that the base symbol type is a
8180 legitimate constant. Reject GOT-based constants if
8181 TARGET_MIPS16_PCREL_LOADS.
8182 (mips_const_insns): Check targetm.cannot_force_const_mem when
8183 decomposing a symbolic base and a large offset.
8184 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
8185 When calling a function that needs $25 from MIPS16 code,
8186 move the target address into $25 separately and add a USE
8188 (mips16_gp_pseudo_reg): Insert the initializer immediately
8189 before the first real insn.
8190 (mips_pic_base_register, mips_got_load): New functions.
8191 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
8192 parameter to LOW_OUT. Say that it can be any valid SET_SRC
8193 when splitting a load-address operation. Split SYMBOL_GOT_DISP
8194 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
8195 (mips_call_tls_get_addr): Update the call to mips_expand_call,
8196 also passing NULL_RTX rather than const0_rtx as the aux argument.
8197 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
8198 instead of TARGET_EXPLICIT_RELOCS.
8199 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
8200 (mips_load_call_address): Replace the sibcall_p argument with
8201 a mips_call_type argument. Use mips_got_load.
8202 (mips16_local_alias): New structure.
8203 (mips16_local_aliases): New variable.
8204 (mips16_local_aliases_hash): New function.
8205 (mips16_local_aliases_eq): Likewise.
8206 (mips16_local_alias): Likewise.
8207 (mips16_stub_function): Likewise.
8208 (mips16_build_function_stub): Create a local alias for the target
8209 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
8210 .cpload directive and an R_MIPS_NONE relocation for the target
8211 function, then load the alias rather than the function itself.
8212 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
8213 (mips16_copy_fpr_return_value): Use mips16_stub_function and
8214 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
8215 (mips16_build_call_stub): Replace the FN parameter with an
8216 FN_PTR parameter. Force the address into a register if it
8217 isn't a call_insn_operand; don't rely on the caller to do this.
8218 If a call to a locally-defined and locally-binding MIPS16
8219 function must be made indirectly, redirect the call to the
8220 function's local alias. Use mips16_stub_function_p,
8221 mips16_stub_function, mips_expand_call and use_reg.
8222 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
8223 Use explicit %hi and %lo accesses where possible.
8224 Use MIPS_CALL to generate the correct code form of a
8225 jal instruction. Add clobbers of $18 instead of uses.
8226 Update the call to mips_emit_call_insn.
8227 (mips_expand_call): Replace the SIBCALL_P argument with a
8228 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
8229 Take a LAZY_P parameter. Call mips16_build_call_stub first,
8230 allowing it to modify the call address. Update the calls to
8231 mips_load_call_address and mips_emit_call_insn.
8232 (mips_split_call): New function.
8233 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
8234 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
8235 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
8236 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
8237 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
8239 (mips_cprestore_slot): New function.
8240 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
8241 and use mips_cprestore_slot.
8242 (mips_output_function_prologue): Handle TARGET_MIPS16 for
8244 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
8245 then use a copygp_mips16 instruction to set up $28.
8246 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
8247 (mips16_lay_out_constants): Call split_all_insns_noflow.
8248 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
8249 false if TARGET_MIPS16.
8250 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
8251 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
8252 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
8253 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
8254 MIPS16 code. Allow MIPS16 o32 PIC.
8255 (mips_override_options): Allow MIPS16 o32 PIC.
8256 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
8257 after reload if TARGET_USE_GOT.
8258 (UNSPEC_COPYGP): New constant.
8259 (length): Use a default length of 8 for MIPS16 GOT loads.
8260 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
8261 (*got_page<mode>): Check mips_split_hi_p.
8262 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
8263 (unspec_got<mode>, unspec_call<mode>): New expanders.
8264 (load_got<mode>, load_call<mode>): Remove the length attributes.
8265 Use a got attribute instead of a type attribute.
8266 (copygp_mips16): New insn.
8267 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
8268 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
8269 (sibcall, sibcall_value, call, call_value): Update the calls
8270 to mips_expand_call.
8271 (call_internal, call_value_internal): Use mips_split_call.
8272 (call_value_multiple_internal): Likewise.
8273 (call_split): Move after call_internal (the insn it is split from).
8274 (call_internal_direct, call_value_internal_direct): Turn into
8275 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
8276 (call_direct_split, call_value_direct_split): New patterns.
8277 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
8278 and use M16_REGS instead of M16_NA_REGS.
8279 * config/mips/predicates.md (const_call_insn_operand): Replace
8280 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
8281 mips_use_pic_fn_addr_reg_p check.
8282 (move_operand): Reject HIGHs if mips_split_hi_p.
8283 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
8284 (__mips16_floatunsisf): Inline __mips16_floatsisf.
8285 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
8286 * config/mips/libgcc-mips16.ver: New file.
8287 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
8288 $(srcdir)/config/mips/libgcc-mips16.ver.
8290 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8292 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
8294 (mips_unspec_address, mips_unspec_offset_high): Likewise.
8295 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
8296 (mips16_cfun_returns_in_fpr_p): Likewise.
8298 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8300 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
8301 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
8302 rather than 4 to PC.
8304 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8306 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
8307 (FUNCTION_PROFILER): Save the static chain pointer into $2
8308 beforehand and restore it aftewards.
8309 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
8310 address directly into $25 and call the function through $25;
8311 do not clobber $3. Pad the DImode version to cover the space
8312 left by the deleted $25 <- $3 move.
8313 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
8314 the removal of the $25 <- $3 move.
8315 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
8316 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8318 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8319 Daniel Jacobowitz <dan@codesourcery.com>
8321 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
8322 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
8323 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
8324 * config/mips/mips.c (mips_start_function_definition): New function.
8325 (mips_end_function_definition): Likewise.
8326 (mips_output_function_prologue): Use mips_start_function_definition.
8327 (mips_output_function_epilogue): Use mips_end_function_definition.
8328 (build_mips16_function_stub): Use mips_start_function_definition
8329 and mips_end_function_definition.
8330 (build_mips16_call_stub): Likewise.
8332 2008-08-09 Richard Guenther <rguenther@suse.de>
8334 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
8335 * gimple.h (gimple_call_fn): Adjust comment.
8336 (gimple_call_set_fndecl): New function.
8337 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
8338 longer having bare FUNCTION_DECL operand.
8339 (gimple_call_return_type): Likewise.
8340 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
8342 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
8343 (gimple_mod_pow2): Likewise.
8344 (gimple_mod_subtract): Likewise.
8345 (gimple_ic): Likewise.
8346 (gimple_stringop_fixed_value): Likewise.
8347 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
8348 longer having bare FUNCTION_DECL operand.
8349 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
8350 * omp-low.c (optimize_omp_library_calls): Likewise.
8351 * cgraphunit.c (update_call_expr): Likewise.
8352 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
8353 (execute_convert_to_rsqrt): Likewise.
8354 * cfgexpand.c (gimple_to_tree): Simplify.
8355 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
8356 bare FUNCTION_DECL operand.
8357 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
8358 (convert_gimple_call): Use gimple_call_fndecl.
8359 * c-common.c (c_warn_unused_result): Likewise.
8361 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8364 * c-typeck.c (digest_init): Call verify_sequence_points from here.
8365 (c_finish_return): Likewise.
8366 (c_start_case): Likewise.
8367 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
8368 * c-parser.c (c_parser_condition): New. Call
8369 verify_sequence_points.
8370 (c_parser_paren_condition): Call c_parser_condition.
8371 (c_parser_for_statement): Call c_parser_condition.
8373 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8376 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
8377 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
8378 Moved from diagnostic.h
8379 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
8381 (emit_diagnostic): New.
8382 (warning0, pedwarn0): Delete.
8383 (warning, warning_at, pedwarn, permerror): Return bool.
8384 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
8385 Moved to diagnostic.c.
8386 (struct diagnostic_context): Use correct type for
8387 classify_diagnostic.
8388 (diagnostic_report_diagnostic): Update declaration.
8389 (emit_diagnostic): Declare.
8390 * errors.c (warning): Return bool.
8391 * errors.h (warning): Update declaration.
8392 * toplev.h (warning0, pedwarn0): Delete.
8393 (warning, warning_at, pedwarn, permerror): Return bool.
8394 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
8395 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
8396 inform. Update all calls.
8397 (diagnose_mismatched_decls): Check return value of warning/pedwarn
8398 before giving informative note.
8399 (implicit_decl_warning): Likewise.
8400 * c-typeck.c (build_function_call): Likewise.
8401 * tree-sssa.c (warn_uninit): Likewise.
8402 * builtins.c (gimplify_va_arg_expr): Likewise.
8404 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8407 * doc/invoke.texi (-Wextra): Move warning from here...
8408 (-Wuninitialized): ... to here.
8410 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8413 * flags.h (set_Wunused): Delete
8414 * toplev.c (process_options): Handle Wunused flags here.
8415 * opts.c (maybe_warn_unused_parameter): Delete.
8416 (common_handle_option): Replace set_Wunused by warn_unused.
8417 (set_Wextra): Do not handle Wunused-parameter here.
8418 (set_Wunused): Delete.
8419 * c-opts.c (c_common_handle_option): Replace set_Wunused by
8421 * common.opt (Wunused): Add Var and Init.
8422 (Wunused-function): Likewise.
8423 (Wunused-label): Likewise.
8424 (Wunused-parameter): Likewise.
8425 (Wunused-value): Likewise.
8426 (Wunused-variable): Likewise.
8428 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
8430 * doc/invoke.texi: Add cpu_type power7.
8431 * config.in (HAVE_AS_VSX): New.
8432 * config.gcc: Add cpu_type power7.
8433 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
8435 * configure: Regenerate.
8436 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
8438 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
8439 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
8440 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
8442 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
8444 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
8445 type to vectorize.builtin_conversion.
8446 (vectorizable_conversion): Likewise.
8447 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
8448 integral type as input.
8449 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
8451 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
8452 and ALTIVEC_BUILTIN_VCTSXS.
8453 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
8456 2008-08-08 Richard Guenther <rguenther@suse.de>
8458 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
8459 (surely_varying_stmt_p): Calls are varying only if they are
8460 non-builtin and not indirect or have no result.
8461 (ccp_fold): Re-instantiate code before the tuples merge.
8463 2008-08-08 Richard Guenther <rguenther@suse.de>
8465 PR tree-optimization/37056
8466 * gimple.h (gimple_assign_rhs_class): New helper function.
8467 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
8468 unary operations properly.
8470 2008-08-07 Jan Hubicka <jh@suse.cz>
8472 * i386.h (ix86_size_cost): Declare.
8473 (ix86_cur_cost): New function macro.
8474 * i386.md (peepholes expanding size and splitters): Predicate by
8475 optimize_insn_for_speed_p.
8476 (peepholes reduce size and splitters): Predicate by
8477 optimize_insn_for_size_p.
8478 * i386.c (ix86_size_cost): Rename from ...
8479 (size_cost): This one.
8480 (override_options): Update.
8481 (decide_alg): Likewise.
8482 (ix86_expand_clear): Use RTL profile.
8483 (ix86_pad_returns): Use RTL profile.
8485 2008-08-07 Jan Hubicka <jh@suse.cz>
8487 * recog.c (split_all_insns): Set RTL profile
8488 (peephole2_optimize): Likewise.
8489 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8490 * combine.c (combine_instructions): Likewise.
8492 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8494 * c-common.c (c_common_reswords): Also warn about keyword "bool".
8496 2008-08-07 Bob Wilson <bob.wilson@acm.org>
8498 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
8499 value in a6 after the set_frame_ptr insn.
8501 2008-08-07 Richard Henderson <rth@redhat.com>
8504 * gcc.c (cpp_options): Pass along -g*.
8506 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8508 * config/arm/arm.c (output_move_neon): Update comment describing
8509 big-endian vector layout.
8510 (arm_assemble_integer): Do not handle big-endian NEON vectors
8512 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
8513 neon_vget_lane<mode>_sext_internal,
8514 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
8515 element indices for big-endian.
8517 2008-08-07 Richard Henderson <rth@redhat.com>
8519 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
8520 * configure, config.in: Rebuild.
8521 * debug.h (dwarf2out_do_cfi_asm): Declare.
8522 * c-cppbuiltin.c (c_cpp_builtins): Use it.
8523 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
8524 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
8525 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
8527 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8529 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8530 movv2si_internal): Combine into mov<mode>_internal.
8531 (movv2si_internal_2): Remove.
8533 2008-08-07 Jan Hubicka <jh@suse.cz>
8536 * i386.md (single stringop patterns): Enable unconditionally.
8538 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
8541 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
8543 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
8544 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
8546 * config/i386/sse.md (sse2_movq128): New.
8548 * doc/extend.texi: Document __builtin_ia32_movq128.
8550 2008-08-07 Richard Guenther <rguenther@suse.de>
8553 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
8554 pointers can access anything.
8556 2008-08-06 Jan Hubicka <jh@suse.cz>
8558 * optabs.c (emit_unop_insn): Break out to ...
8559 (maybe_emit_unop_insn): ... this one.
8560 (expand_sfix_optab): Use maybe variant.
8561 * optabs.h (maybe_emit_unop_insn): Declare.
8563 * i386.md (mov0 patterns): Enable by default.
8564 (FP conversion expanders): Disable expansion of code expanding
8565 sequences when instruction should be optimized for size.
8566 (single strinop patterns): Enable when optimizing for size.
8567 (string expanders): Disable expanding of code expanding sequences
8568 when optimizning instruction for size.
8569 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
8571 (ix86_fp_comparison_sahf_cost): Likewise.
8572 (ix86_expand_branch): Likewise.
8573 (ix86_expand_ashl_const): Likewise.
8574 (ix86_split_ashl): Likewise.
8575 (ix86_expand_strlen): Likewise.
8576 (ix86_emit_fp_unordered_jump): Likewie.
8578 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8580 * c-common.c: Fix typo.
8581 (c_common_reswords): Activate more C++ keyword warnings.
8583 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
8585 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8588 * diagnostic.c (permerror_at): New.
8589 * toplev.h (permerror_at): Declare.
8591 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
8592 Ira Rosen <irar@il.ibm.com>
8594 * tree-vect-transform.c (vect_model_simple_cost): Return
8595 immediately if stmt is pure SLP.
8596 (vect_model_store_cost): Ditto.
8597 (vect_model_load_cost): Ditto.
8598 (vectorizable_store): Remove PURE_SLP check before call
8599 to vect_model_store_cost.
8600 (vect_model_store_cost): When checking whether stmt describe
8601 strided access, add a check that it is not slp_node.
8603 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8606 * c-common.c (warn_for_sign_compare): New. Handle separately the
8607 case that 'constant' is zero.
8608 * c-typeck.c (build_binary_op): Move code to c-common.c
8610 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8612 * config/alpha/alpha.c (alpha_preferred_reload_class,
8613 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
8614 alpha_output_mi_thunk_osf): Avoid C++ keywords.
8615 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
8616 * config/arm/arm.md: Likewise.
8617 * config/avr/avr-protos.h (preferred_reload_class,
8618 test_hard_reg_class, avr_simplify_comparison_p,
8619 out_shift_with_cnt, class_max_nregs): Likewise.
8620 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
8621 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
8622 preferred_reload_class, test_hard_reg_class): Likewise.
8623 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
8624 bfin_memory_move_cost, bfin_secondary_reload,
8625 bfin_output_mi_thunk): Likewise.
8626 * config/crx/crx.c (crx_secondary_reload_class,
8627 crx_memory_move_cost): Likewise.
8628 * config/frv/frv-protos.h (frv_secondary_reload_class,
8629 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
8630 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
8631 frv_secondary_reload_class, frv_class_likely_spilled_p,
8632 frv_class_max_nregs): Likewise.
8633 * config/h8300/h8300.c (h8300_classify_operand,
8634 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
8636 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
8637 * config/ia64/ia64.c (ia64_preferred_reload_class,
8638 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
8639 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
8640 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
8642 * config/m68hc11/m68hc11.c (preferred_reload_class,
8643 m68hc11_memory_move_cost): Likewise.
8644 * config/mcore/mcore.c (mcore_secondary_reload_class,
8645 mcore_reload_class): Likewise.
8646 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
8647 mips_class_max_nregs, mips_cannot_change_mode_class,
8648 mips_preferred_reload_class, mips_secondary_reload_class,
8649 mips_output_mi_thunk): Likewise.
8650 * config/mmix/mmix.c (mmix_preferred_reload_class,
8651 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
8653 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8655 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
8656 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
8657 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8658 * config/rs6000/rs6000.c (paired_expand_vector_init,
8659 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
8660 compare_section_name, rs6000_memory_move_cost): Likewise.
8661 * config/s390/s390.c (s390_emit_compare_and_swap,
8662 s390_preferred_reload_class, s390_secondary_reload,
8663 legitimize_pic_address, legitimize_tls_address,
8664 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
8665 s390_class_max_nregs): Likewise.
8666 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8667 * config/s390/s390.md: Likewise.
8668 * config/score/score-protos.h (score_secondary_reload_class,
8669 score_preferred_reload_class): Likewise.
8670 * config/score/score.c (score_preferred_reload_class,
8671 score_secondary_reload_class): Likewise.
8672 * config/score/score3.c (score3_output_mi_thunk,
8673 score3_preferred_reload_class, score3_secondary_reload_class,
8674 score3_hard_regno_mode_ok): Likewise.
8675 * config/score/score3.h (score3_preferred_reload_class,
8676 score3_secondary_reload_class): Likewise.
8677 * config/score/score7.c (score7_output_mi_thunk,
8678 score7_preferred_reload_class, score7_secondary_reload_class,
8679 score7_hard_regno_mode_ok): Likewise.
8680 * config/score/score7.h (score7_preferred_reload_class,
8681 score7_secondary_reload_class): Likewise.
8682 * config/sh/sh.c (prepare_move_operands, output_far_jump,
8683 output_branchy_insn, add_constant, gen_block_redirect,
8684 sh_insn_length_adjustment, sh_cannot_change_mode_class,
8685 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
8686 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8687 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
8688 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
8689 xstormy16_preferred_reload_class): Likewise.
8690 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
8691 xtensa_expand_atomic, override_options,
8692 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
8694 * reorg.c (try_merge_delay_insns): Likewise.
8695 * tree.c (merge_dllimport_decl_attributes): Likewise.
8697 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
8699 2008-08-06 Michael Matz <matz@suse.de>
8701 * Makefile.in (write_entries_to_file): Quote words.
8702 * gengtype.c: (read_input_line): Skip over leading white-space.
8704 2008-08-06 Marc Gauthier <marc@tensilica.com>
8706 * config.gcc: Match more processor names for Xtensa.
8707 * configure.ac: Likewise.
8708 * doc/install.texi (Specific): Likewise.
8709 * configure: Regenerate.
8711 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8713 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
8714 * calls.c (avoid_likely_spilled_reg): Likewise.
8715 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
8716 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
8717 * config/i386/i386.c (ix86_expand_special_args_builtin,
8718 ix86_secondary_reload): Likewise.
8719 * except.c (struct eh_region, gen_eh_region_catch,
8720 remove_unreachable_regions, duplicate_eh_regions,
8721 assign_filter_values, build_post_landing_pads,
8722 sjlj_find_directly_reachable_regions, remove_eh_handler,
8723 reachable_next_level, foreach_reachable_handler,
8724 can_throw_internal_1, can_throw_external_1,
8725 collect_one_action_chain): Likewise.
8726 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
8727 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
8728 * function.c (update_temp_slot_address, instantiate_new_reg,
8729 instantiate_virtual_regs_in_rtx,
8730 instantiate_virtual_regs_in_insn): Likewise.
8731 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
8732 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
8733 gimplify_cleanup_point_expr): Likewise.
8734 * ipa-cp.c (ipcp_lattice_changed): Likewise.
8735 * passes.c (next_pass_1): Likewise.
8736 * print-tree.c (print_node_brief, print_node): Likewise.
8737 * profile.c (branch_prob): Likewise.
8738 * tree-dump.c (dump_register): Likewise.
8739 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
8741 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
8742 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
8743 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
8744 copy_arguments_for_versioning, copy_static_chain): Likewise.
8745 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
8746 add_new_name_mapping, register_new_name_mapping): Likewise.
8747 * tree-mudflap.c (mf_xform_derefs): Likewise.
8748 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
8749 get_init_expr, combine_chains): Likewise.
8750 * tree-pretty-print.c (dump_generic_node): Likewise.
8751 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
8752 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
8753 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
8754 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
8756 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8759 * calls.c (expand_call): Use the biggest preferred stack
8762 2008-08-06 Michael Matz <matz@suse.de>
8765 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
8766 for reused reload, instead of overwriting them.
8768 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
8771 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
8772 for incoming stack boundary.
8774 * function.c (assign_parm_find_entry_rtl): Update
8775 parm_stack_boundary.
8777 * function.h (rtl_data): Add parm_stack_boundary.
8779 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
8780 parm_stack_boundary for incoming stack boundary.
8782 2008-08-06 Joseph Myers <joseph@codesourcery.com>
8784 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
8785 for unrepresentable subregs or treat them as equal to other regs
8786 or subregs with the same register number.
8788 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
8791 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
8794 2008-08-06 Jan Hubicka <jh@suse.cz>
8796 * predict.c (maybe_hot_frequency_p): When profile is absent, all
8797 frequencies might be hot.
8799 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
8801 * reload.c (find_reloads): Force constants into literal pool
8802 also if they are wrapped in a SUBREG.
8804 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8807 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
8808 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
8809 Don't allow predicated instructions for data speculation.
8810 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
8813 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8815 * haifa-sched.c (extend_global): Split to extend_global_data and
8816 extend_region_data. Update all uses.
8817 (extend_all): Rename to extend_block_data.
8819 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
8821 * sched-rgn.c (new_ready): Check if instruction can be
8822 speculatively scheduled before attempting speculation.
8823 (debug_rgn_dependencies): Remove wrongful assert.
8825 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8827 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
8829 2008-08-05 Bob Wilson <bob.wilson@acm.org>
8831 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
8832 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
8833 va_size, and type_size.
8835 2008-08-04 Jason Merrill <jason@redhat.com>
8838 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
8839 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
8841 2008-08-05 Richard Henderson <rth@redhat.com>
8843 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
8844 * configure: Rebuild.
8846 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8849 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
8850 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
8853 2008-08-05 Richard Henderson <rth@redhat.com>
8855 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
8856 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
8857 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
8858 * common.opt (fdwarf2-cfi-asm): New.
8859 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
8860 * config.in, configure: Rebuild.
8861 * dwarf2asm.c (dw2_asm_output_data_raw): New.
8862 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
8864 (dw2_force_const_mem): Externalize.
8865 * dwarf2asm.h: Update.
8866 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
8867 generate a real label.
8868 (output_cfi_directive): New.
8869 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
8870 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
8871 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
8873 (dwarf2out_end_epilogue): Emit .cfi_endproc.
8874 (output_loc_operands_raw, output_loc_sequence_raw): New.
8875 (output_cfa_loc_raw): New.
8877 2008-08-05 Paul Brook <paul@codesourcery.com>
8879 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
8880 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
8881 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
8882 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
8883 * config/arm/arm.h (TARGET_VFPD32): Define.
8884 (TARGET_VFP3): Use TARGET_VFPD32.
8885 (fputype): Add FPUTYPE_VFP3D16.
8886 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
8887 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
8888 * config/arm/arm-cores.def: Add cortex-r4f.
8889 * config/arm/arm-tune.md: Regenerate.
8891 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8893 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
8894 Reword some comments throughout the file.
8896 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
8897 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
8898 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
8899 MFC_MIN_DMA_LIST_ELEMENTS.
8900 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
8901 MFC_MAX_DMA_LIST_ELEMENTS.
8903 (MFC_START_ENABLE): Remove PPU-only define.
8904 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
8905 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
8907 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
8908 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
8909 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
8910 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
8911 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
8912 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
8913 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
8915 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
8916 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
8917 (mfc_sdcrt, mfc_sdcrtst): Likewise.
8918 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
8920 (spu_read_machine_status): Fix typo.
8922 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8924 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
8925 SUBREG of multi-word hard register.
8926 * config/spu/spu.c (valid_subreg): Likewise.
8927 (adjust_operand): Handle SUBREGs of multi-word hard registers.
8929 2008-08-04 Richard Guenther <rguenther@suse.de>
8931 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
8932 the candidate with the stripped base if that base is different
8933 from the original base even for offset zero.
8935 2008-08-04 Richard Guenther <rguenther@suse.de>
8938 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
8939 check for no_overflow.
8941 2008-08-04 Richard Guenther <rguenther@suse.de>
8943 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
8945 2008-08-04 Paul Brook <paul@codesourcery.com>
8947 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
8948 (arm_order_regs_for_local_alloc): New function.
8949 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
8951 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
8953 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8956 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
8957 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
8958 (ix86_expand_epilogue): Likewise.
8960 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
8962 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
8965 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8967 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
8968 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
8969 (*movv2sf_internal_rex64): Ditto.
8971 2008-08-03 Jan Hubicka <jh@suse.cz>
8973 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
8974 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
8975 * expmed.c (expand_smod_pow2): Likewise.
8977 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
8980 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
8981 alternative 0 of operand 1.
8982 (*vec_concatv2di_rex64_sse): Ditto.
8983 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
8985 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
8986 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
8987 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
8988 (*movv2sf_internal_rex64): Ditto.
8990 2008-08-02 Richard Guenther <rguenther@suse.de>
8993 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
8994 (ssedoublesizemode): New mode attribute.
8995 (sse_shufps): Call gen_sse_shufps_v4sf.
8996 (sse_shufps_1): Macroize.
8997 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
8998 (sse2_shufpd_1): Macroize.
8999 (vec_extract_odd, vec_extract_even): New expanders.
9000 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
9001 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
9002 * i386.c (ix86_expand_vector_init_one_nonzero): Call
9003 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
9004 (ix86_expand_vector_set): Likewise.
9005 (ix86_expand_reduc_v4sf): Likewise.
9007 2008-08-01 Doug Kwan <dougkwan@google.com>
9009 * matrix-reorg.c: Re-enable all code.
9010 (struct malloc_call_data): Change CALL_STMT to gimple type.
9011 (collect_data_for_malloc_call): Tuplify.
9012 (struct access_site_info): Change STMT to gimple type.
9013 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
9014 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
9015 (struct free_info): Change STMT to gimple type.
9016 (struct matrix_access_phi_node): Change PHI to gimple type.
9017 (get_inner_of_cast_expr): Remove.
9018 (may_flatten_matrices_1): Tuplify.
9019 (may_flatten_matrices): Ditto.
9020 (mark_min_matrix_escape_level): Ditto.
9021 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
9022 (ssa_accessed_in_call_rhs): New
9023 (ssa_accessed_in_assign_rhs): New
9024 (record_access_alloc_site_info): Tuplify.
9025 (add_allocation_site): Ditto.
9026 (analyze_matrix_allocation_site): Ditto.
9027 (analyze_transpose): Ditto.
9028 (get_index_from_offset): Ditto.
9029 (update_type_size): Ditto.
9030 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
9031 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
9032 (analyze_accesses_for_phi_node): Tuplify.
9033 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
9034 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
9035 (analyze_matrix_accesses): Tuplify.
9036 (check_var_data): New call-back type for check_var_notmodified_p.
9037 (check_var_notmodified_p): Tuplify and use call-back struct to
9038 return statement found.
9039 (can_calculate_expr_before_stmt): Factor out statement related code
9041 (can_calculate_stmt_before_stmt): New.
9042 (check_allocation_function): Tuplify.
9043 (find_sites_in_func): Ditto.
9044 (record_all_accesses_in_func): Ditto.
9045 (transform_access_sites): Ditto.
9046 (transform_allocation_sites): Ditto.
9047 (matrix_reorg): Re-enable.
9048 (gate_matrix_reorg): Re-enable.
9050 2008-08-01 Jakub Jelinek <jakub@redhat.com>
9052 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
9053 for labels for which it hasn't been set yet. If it has been set,
9054 stop walking insns and continue with next worklist item.
9055 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
9056 if the only BARRIER is at the very end of a function.
9058 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9060 * cfgexpand.c (expand_stack_alignment): Assert that
9061 stack_realign_drap and drap_rtx must match.
9063 * function.c (instantiate_new_reg): If DRAP is used to realign
9064 stack, replace virtual_incoming_args_rtx with internal arg
9067 2008-08-01 Richard Guenther <rguenther@suse.de>
9069 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
9070 loop information only if we initialized it.
9071 (execute_pre): Call fini_pre with in_fre.
9072 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
9073 if we do not unroll because we hit max-completely-peeled-insns.
9074 Use our estimation for consistency, do allow shrinking.
9076 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9078 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
9079 with MIN_STACK_BOUNDARY.
9080 (ix86_update_stack_boundary): Likewise.
9081 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
9084 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
9085 (MIN_STACK_BOUNDARY): This.
9087 2008-08-01 Richard Guenther <rguenther@suse.de>
9090 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
9092 2008-08-01 Richard Guenther <rguenther@suse.de>
9094 PR tree-optimization/36988
9095 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
9096 do not matter if that doesn't change volatile qualification.
9098 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
9100 * configure.ac: Do not generate libada-mk. Do not subst
9102 * libada-mk.in: Remove.
9103 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
9104 * configure: Regenerate.
9106 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
9108 * tree-pass.h: Added comment about not dumping passes with name
9109 starting with star in struct opt_pass.
9110 * passes.c (register_dump_files_1): Don't do dump for a pass with
9111 name starting with star.
9112 * doc/passes.texi (Pass manager): Mention pass names and special
9113 meaning of star prefix to avoid dump.
9115 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
9117 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
9119 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
9120 (ISA_MIPS64R2): New macro.
9121 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
9122 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
9123 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
9124 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
9125 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
9126 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
9127 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
9128 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
9129 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
9130 Move up to keep list alphabetically sorted.
9131 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
9132 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
9134 * doc/invoke.texi (MIPS Options): Add -mips64r2.
9135 (-march=@var{arch}): Add mips64r2.
9137 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9139 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
9141 2008-07-31 Steve Ellcey <sje@cup.hp.com>
9143 * expr.c (expand_assignment): Check for complete type.
9145 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9148 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
9150 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
9151 for stack alignment.
9153 * function.h (rtl_data): Add stack_realign_tried. Update comments.
9155 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
9157 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
9158 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
9160 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9162 PR rtl-optimization/36419
9163 * dwarf2out.c (barrier_args_size): New variable.
9164 (compute_barrier_args_size, compute_barrier_args_size_1): New
9166 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
9167 if not called yet in the current function, use barrier_args_size
9168 array to find the new args_size value.
9169 (dwarf2out_frame_debug): Free and clear barrier_args_size.
9171 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9174 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
9177 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9180 * dwarf2out.c (dwarf2out_args_size_adjust): New.
9181 (dwarf2out_stack_adjust): Use it.
9182 (dwarf2out_frame_debug_expr): Likewise.
9184 2008-07-31 Richard Guenther <rguenther@suse.de>
9186 PR tree-optimization/36978
9187 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
9188 the generated condition.
9190 2008-07-31 Richard Guenther <rguenther@suse.de>
9192 * passes.c (init_optimization_passes): Always call
9193 pass_early_warn_uninitialized.
9194 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
9195 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
9196 * doc/passes.texi (Warn for uninitialized variables): Adjust.
9198 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9201 * builtins.c (maybe_emit_free_warning): New function.
9202 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
9203 maybe_emit_free_warning for BUILT_IN_FREE.
9206 * dwarf2out.c (get_context_die): New function.
9207 (force_decl_die, force_type_die): Use it.
9208 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
9209 returns NULL, force generation of DW_TAG_typedef and put that into
9212 PR preprocessor/36649
9213 * c-pch.c (c_common_read_pch): Save and restore
9214 line_table->trace_includes across PCH restore.
9216 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
9219 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
9221 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
9224 * final.c (call_from_call_insn): Handle COND_EXEC.
9226 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9228 * builtins.c (std_gimplify_va_arg_expr): Replace
9229 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
9230 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9232 2008-07-30 Joey Ye <joey.ye@intel.com>
9233 H.J. Lu <hongjiu.lu@intel.com>
9235 * builtins.c (expand_builtin_setjmp_receiver): Replace
9236 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
9237 (expand_builtin_apply_args_1): Likewise.
9238 (expand_builtin_longjmp): Need DRAP for stack alignment.
9239 (expand_builtin_apply): Likewise.
9241 * caller-save.c (setup_save_areas): Call assign_stack_local_1
9242 instead of assign_stack_local to allow alignment reduction.
9244 * calls.c (emit_call_1): Need DRAP for stack alignment if
9246 (expand_call): Replace virtual_incoming_args_rtx with
9247 crtl->args.internal_arg_pointer.
9248 * stmt.c (expand_nl_goto_receiver): Likewise.
9250 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
9251 alignment and store to stack_alignment_estimated and
9252 max_used_stack_slot_alignment.
9253 (expand_one_var): Likewise.
9254 (expand_stack_alignment): New function.
9255 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
9256 and stack_alignment_estimated fields in rtl_data. Call
9257 expand_stack_alignment at end.
9259 * defaults.h (INCOMING_STACK_BOUNDARY): New.
9260 (MAX_STACK_ALIGNMENT): Likewise.
9261 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
9262 (SUPPORTS_STACK_ALIGNMENT): Likewise.
9264 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
9265 stack alignment when generating virtual registers.
9267 * function.c (assign_stack_local): Renamed to ...
9268 (assign_stack_local_1): This. Add a parameter to indicate
9269 if it is OK to reduce alignment.
9270 (assign_stack_local): Use it.
9271 (instantiate_new_reg): Instantiate virtual incoming args rtx
9272 to vDRAP if stack realignment and DRAP is needed.
9273 (assign_parms): Collect parameter/return type alignment and
9274 contribute to stack_alignment_estimated.
9275 (locate_and_pad_parm): Likewise.
9276 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
9277 with crtl->args.internal_arg_pointer.
9279 * function.h (rtl_data): Add new field drap_reg,
9280 max_used_stack_slot_alignment, stack_alignment_estimated,
9281 stack_realign_needed, need_drap, stack_realign_processed and
9282 stack_realign_finalized.
9283 (stack_realign_fp): New macro.
9284 (stack_realign_drap): Likewise.
9286 * global.c (compute_regsets): Frame pointer is needed when
9287 stack is realigned. Can eliminate frame pointer when stack is
9288 realigned and dynamic realigned argument pointer isn't used.
9290 * reload1.c (update_eliminables): Frame pointer is needed
9291 when stack is realigned.
9292 (init_elim_table): Can eliminate frame pointer when stack is
9293 realigned and dynamic realigned argument pointer isn't used.
9295 * rtl.h (assign_stack_local_1): Declare new funtion.
9297 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
9298 (TARGET_GET_DRAP_RTX): Likewise.
9299 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
9300 TARGET_GET_DRAP_RTX.
9302 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
9304 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
9305 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
9307 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
9308 H.J. Lu <hongjiu.lu@intel.com>
9310 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
9311 vdrap_reg, stack_realign and drap_reg_saved.
9312 (add_cfi): Don't allow redefining CFA when DRAP is used.
9313 (reg_save): Handle stack alignment.
9314 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
9315 alignment. Don't generate DWARF information for (set fp sp)
9317 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
9319 (int_loc_descriptor): Move prototype forward. Also define if
9320 DWARF2_UNWIND_INFO is true.
9321 (output_cfa_loc): Handle DW_CFA_expression.
9322 (build_cfa_aligned_loc): New.
9323 (based_loc_descr): Update assert for stack realign. For local
9324 variables, use sp+offset when stack is aligned without drap and
9325 fp+offset when stack is aligned with drap. For arguments, use
9326 cfa+offset when drap is used to align stack.
9328 2008-07-30 Joey Ye <joey.ye@intel.com>
9329 H.J. Lu <hongjiu.lu@intel.com>
9331 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
9333 (ix86_gen_andsp): New.
9334 (ix86_user_incoming_stack_boundary): Likewise.
9335 (ix86_default_incoming_stack_boundary): Likewise.
9336 (ix86_incoming_stack_boundary): Likewise.
9337 (ix86_can_eliminate): Likewise.
9338 (find_drap_reg): Likewise.
9339 (ix86_update_stack_boundary): Likewise.
9340 (ix86_get_drap_rtx): Likewise.
9341 (ix86_finalize_stack_realign_flags): Likewise.
9342 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
9343 (TARGET_GET_DRAP_RTX): Likewise.
9344 (override_options): Overide option value for new options.
9345 (ix86_function_ok_for_sibcall): Remove check for
9346 force_align_arg_pointer.
9347 (ix86_handle_cconv_attribute): Likewise.
9348 (ix86_function_regparm): Likewise.
9349 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
9350 (ix86_va_start): Replace virtual_incoming_args_rtx with
9351 crtl->args.internal_arg_pointer.
9352 (ix86_select_alt_pic_regnum): Check DRAP register.
9353 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
9354 (ix86_compute_frame_layout): Compute frame layout wrt stack
9356 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
9357 (ix86_expand_prologue): Decide if stack realignment is needed
9358 and generate prologue code accordingly.
9359 (ix86_expand_epilogue): Generate epilogue code wrt stack
9360 realignment is really needed or not.
9362 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
9363 (ABI_STACK_BOUNDARY): Likewise.
9364 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
9365 (STACK_REALIGN_DEFAULT): Likewise.
9366 (INCOMING_STACK_BOUNDARY): Likewise.
9367 (MAX_STACK_ALIGNMENT): Likewise.
9368 (ix86_incoming_stack_boundary): Likewise.
9369 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
9370 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
9371 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
9372 (machine_function): Remove force_align_arg_pointer.
9374 * config/i386/i386.md (BX_REG): New.
9375 (R13_REG): Likewise.
9377 * config/i386/i386.opt (mforce_drap): New.
9378 (mincoming-stack-boundary): Likewise.
9379 (mstackrealign): Add Init(-1).
9381 * config/i386/i386-protos.h (ix86_can_eliminate): New
9383 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9385 * doc/extend.texi: Update force_align_arg_pointer.
9387 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
9390 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
9391 (INCOMING_STACK_BOUNDARY): Likewise.
9392 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
9393 (TARGET_GET_DRAP_RTX): Likewise.
9395 2008-07-30 Andreas Schwab <schwab@suse.de>
9397 PR rtl-optimization/36929
9398 * dse.c (replace_inc_dec): Use emit_insn_before instead of
9399 add_insn_before and fix argument order.
9400 (replace_inc_dec_mem): Handle NULL rtx.
9402 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
9404 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
9406 (arm_compute_initial_elimination_offset): Use it.
9407 (arm_compute_save_reg_mask): Include static chain save slot when
9408 calculating alignment.
9409 (arm_get_frame_offsets): Ditto.
9410 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
9411 that we can use to decrement the stack when the stack decrement
9412 could be too big for an immediate value in a single insn.
9413 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
9415 2008-07-30 Richard Guenther <rguenther@suse.de>
9417 PR tree-optimization/36967
9418 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
9419 Release defs of statements we remove.
9421 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9423 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
9424 instead of NULL_RTVEC.
9426 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9430 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
9433 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
9435 * final.c (call_from_call_insn): New.
9436 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
9438 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
9440 * configure.ac: Substitute ADA_CFLAGS.
9441 * configure: Regenerate.
9442 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
9443 * Makefile.in: Remove mention of X_* variables.
9444 * config/pa/x-ada-hpux10: Remove.
9445 * config/pa/x-ada: Remove.
9447 * doc/fragments.texi: Update.
9449 2008-07-30 Olivier Hainque <hainque@adacore.com>
9451 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
9452 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
9453 __dso_handle explicitly here.
9455 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9458 * c-typeck.c (build_binary_op): Encapsulate code into...
9459 * c-common.c (shorten_binary_op): ...this new function.
9460 (conversion_warning): Use the new function. Handle non-negative
9461 constant in bitwise-and.
9462 * c-common.h (shorten_binary_op): Declare.
9464 2008-07-30 Olivier Hainque <hainque@adacore.com>
9466 * scan.c (make_sstring_space): Add explicit conversions of
9467 allocator's return value.
9468 * fix-header.c (recognized_function): Likewise.
9470 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9472 * doc/cpp.texi: Update to GFDL 1.2.
9473 * doc/gcc.texi: Do not list GPL as Invariant Section.
9474 * doc/gccint.texi: Likewise. Update copyright years.
9475 * doc/install.texi: Update copyright years.
9477 2008-07-30 Alan Modra <amodra@bigpond.net.au>
9480 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
9481 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
9483 2008-07-29 Jan Hubicka <jh@suse.cz>
9485 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
9486 (grokdeclarator): Likewise.
9487 * langhooks.c (lhd_warn_unused_global_decl): Use
9488 DECL_DECLARED_INLINE_P.
9489 * print-tree.c (print_node): Remove DECL_INLINE check.
9491 2008-07-29 Richard Guenther <rguenther@suse.de>
9493 PR tree-optimization/36945
9494 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
9495 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
9496 Record invariant addresses un-decomposed.
9497 (copy_reference_ops_from_call): Record reference call
9498 arguments properly. Simplify.
9499 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
9500 helper split out from ...
9501 (create_component_ref_by_pieces): ... here. Simplify.
9502 Prepare for recursive invocation for call arguments.
9503 (create_expression_by_pieces): Adjust call to
9504 create_component_ref_by_pieces.
9505 (compute_avail): Process operand 2 of reference ops.
9507 2008-07-29 Richard Guenther <rguenther@suse.de>
9509 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
9511 2008-07-29 Jakub Jelinek <jakub@redhat.com>
9513 * c-format.c (check_format_types): Revert unwanted checkin.
9515 2008-07-29 Jan Hubicka <jh@suse.cz>
9517 * flags.h (flag_really_no_inline): Remove.
9518 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
9519 * toplev.c (flag_really_no_inline): Remove.
9520 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
9521 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
9522 (cgraph_decide_inlining_incrementally): Likewise.
9523 (compute_inline_parameters): Likewise.
9524 * opts.c (decode_options): Simplify.
9525 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
9526 * common.opt (finline): Initialize to 1.
9527 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
9529 2008-07-29 Jan Hubicka <jh@suse.cz>
9531 * predict.c (always_optimize_for_size_p): New function.
9532 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9533 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9534 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
9536 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
9537 * function.c (prepare_function_start): Set default profile.
9538 * function.h (rtl_data): Add maybe_hot_insn_p.
9539 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
9540 (construct_exit_block): Likewise.
9541 (tree_expand_cfg): Likewise.
9543 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9544 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9545 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
9546 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
9549 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9552 * c-decl.c (merge_decls): Merge USED flags.
9554 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
9556 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
9557 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
9558 next_stack, lab_false and lab_over trees.
9560 2008-07-28 Richard Guenther <rguenther@suse.de>
9562 PR tree-optimization/36957
9563 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
9564 (useless_type_conversion_p): Remove.
9565 (types_compatible_p): Remove.
9566 * gimple.h (tree_ssa_useless_type_conversion): Declare.
9567 (useless_type_conversion_p): Declare.
9568 (types_compatible_p): Declare.
9569 (gimple_expr_type): Return the base type only if it is
9570 trivially convertible to the subtype.
9572 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
9574 * configure.ac: Use the m4_do macro to concatenate the warnings into
9575 one string in ACX_PROG_CC_WARNING_OPTS,
9576 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
9577 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
9578 * configure: Regenerate.
9580 2008-07-28 Richard Guenther <rguenther@suse.de>
9582 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
9583 (insert_fake_stores): Remove.
9584 (realify_fake_stores): Likewise.
9585 (execute_pre): Remove dead code.
9586 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
9587 (find_func_aliases): Deal with it here instead.
9588 Re-enable gcc_unreachable call.
9590 2008-07-28 Richard Guenther <rguenther@suse.de>
9592 Merge from gimple-tuples-branch.
9594 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
9595 * gimple.def: New file.
9596 * gsstruct.def: Likewise.
9597 * gimple-iterator.c: Likewise.
9598 * gimple-pretty-print.c: Likewise.
9599 * tree-gimple.c: Removed. Merged into ...
9600 * gimple.c: ... here. New file.
9601 * tree-gimple.h: Removed. Merged into ...
9602 * gimple.h: ... here. New file.
9604 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
9605 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
9606 --enable-checking=gimple flag.
9607 * config.in: Likewise.
9608 * configure: Regenerated.
9610 * tree-ssa-operands.h: Tuplified.
9611 * tree-vrp.c: Likewise.
9612 * tree-loop-linear.c: Likewise.
9613 * tree-into-ssa.c: Likewise.
9614 * tree-ssa-loop-im.c: Likewise.
9615 * tree-dump.c: Likewise.
9616 * tree-complex.c: Likewise.
9617 * cgraphbuild.c: Likewise.
9618 * tree-ssa-threadupdate.c: Likewise.
9619 * tree-ssa-loop-niter.c: Likewise.
9620 * tree-pretty-print.c: Likewise.
9621 * tracer.c: Likewise.
9622 * gengtype.c: Likewise.
9623 * tree-loop-distribution.c: Likewise.
9624 * tree-ssa-loop-unswitch.c: Likewise.
9625 * cgraph.c: Likewise.
9626 * cgraph.h: Likewise.
9627 * tree-ssa-loop-manip.c: Likewise.
9628 * value-prof.c: Likewise.
9629 * tree-ssa-loop-ch.c: Likewise.
9630 * tree-tailcall.c: Likewise.
9631 * value-prof.h: Likewise.
9634 * tree-pass.h: Likewise.
9635 * ipa-cp.c: Likewise.
9636 * tree-scalar-evolution.c: Likewise.
9637 * tree-scalar-evolution.h: Likewise.
9638 * target.h: Likewise.
9639 * lambda-mat.c: Likewise.
9640 * tree-phinodes.c: Likewise.
9641 * diagnostic.h: Likewise.
9642 * builtins.c: Likewise.
9643 * tree-ssa-alias-warnings.c: Likewise.
9644 * cfghooks.c: Likewise.
9645 * fold-const.c: Likewise.
9646 * cfghooks.h: Likewise.
9647 * omp-low.c: Likewise.
9648 * tree-ssa-dse.c: Likewise.
9649 * ipa-reference.c: Likewise.
9650 * tree-ssa-uncprop.c: Likewise.
9651 * toplev.c: Likewise.
9652 * tree-gimple.c: Likewise.
9653 * tree-gimple.h: Likewise.
9654 * tree-chrec.c: Likewise.
9655 * tree-chrec.h: Likewise.
9656 * tree-ssa-sccvn.c: Likewise.
9657 * tree-ssa-sccvn.h: Likewise.
9658 * cgraphunit.c: Likewise.
9659 * tree-ssa-copyrename.c: Likewise.
9660 * tree-ssa-ccp.c: Likewise.
9661 * tree-ssa-loop-ivopts.c: Likewise.
9662 * tree-nomudflap.c: Likewise.
9663 * tree-call-cdce.c: Likewise.
9664 * ipa-pure-const.c: Likewise.
9665 * c-format.c: Likewise.
9666 * tree-stdarg.c: Likewise.
9667 * tree-ssa-math-opts.c: Likewise.
9668 * tree-ssa-dom.c: Likewise.
9669 * tree-nrv.c: Likewise.
9670 * tree-ssa-propagate.c: Likewise.
9671 * ipa-utils.c: Likewise.
9672 * tree-ssa-propagate.h: Likewise.
9673 * tree-ssa-alias.c: Likewise.
9674 * gimple-low.c: Likewise.
9675 * tree-ssa-sink.c: Likewise.
9676 * ipa-inline.c: Likewise.
9677 * c-semantics.c: Likewise.
9678 * dwarf2out.c: Likewise.
9680 * tree-ssa-loop-ivcanon.c: Likewise.
9681 * predict.c: Likewise.
9682 * tree-ssa-loop.c: Likewise.
9683 * tree-parloops.c: Likewise.
9684 * tree-ssa-address.c: Likewise.
9685 * tree-ssa-ifcombine.c: Likewise.
9686 * matrix-reorg.c: Likewise.
9687 * c-decl.c: Likewise.
9688 * tree-eh.c: Likewise.
9689 * c-pretty-print.c: Likewise.
9690 * lambda-trans.c: Likewise.
9691 * function.c: Likewise.
9692 * langhooks.c: Likewise.
9693 * ebitmap.h: Likewise.
9694 * tree-vectorizer.c: Likewise.
9695 * function.h: Likewise.
9696 * langhooks.h: Likewise.
9697 * tree-vectorizer.h: Likewise.
9698 * ipa-type-escape.c: Likewise.
9699 * ipa-type-escape.h: Likewise.
9700 * domwalk.c: Likewise.
9701 * tree-if-conv.c: Likewise.
9702 * profile.c: Likewise.
9703 * domwalk.h: Likewise.
9704 * tree-data-ref.c: Likewise.
9705 * tree-data-ref.h: Likewise.
9706 * tree-flow-inline.h: Likewise.
9707 * tree-affine.c: Likewise.
9708 * tree-vect-analyze.c: Likewise.
9709 * c-typeck.c: Likewise.
9710 * gimplify.c: Likewise.
9711 * coretypes.h: Likewise.
9712 * tree-ssa-phiopt.c: Likewise.
9713 * calls.c: Likewise.
9714 * tree-ssa-coalesce.c: Likewise.
9715 * tree.def: Likewise.
9716 * tree-dfa.c: Likewise.
9717 * except.c: Likewise.
9718 * except.h: Likewise.
9719 * cfgexpand.c: Likewise.
9720 * tree-cfgcleanup.c: Likewise.
9721 * tree-ssa-pre.c: Likewise.
9722 * tree-ssa-live.c: Likewise.
9723 * tree-sra.c: Likewise.
9724 * tree-ssa-live.h: Likewise.
9725 * tree-predcom.c: Likewise.
9726 * lambda.h: Likewise.
9727 * tree-mudflap.c: Likewise.
9728 * ipa-prop.c: Likewise.
9729 * print-tree.c: Likewise.
9730 * tree-ssa-copy.c: Likewise.
9731 * ipa-prop.h: Likewise.
9732 * tree-ssa-forwprop.c: Likewise.
9733 * ggc-page.c: Likewise.
9734 * c-omp.c: Likewise.
9735 * tree-ssa-dce.c: Likewise.
9736 * tree-vect-patterns.c: Likewise.
9737 * tree-ssa-ter.c: Likewise.
9738 * tree-nested.c: Likewise.
9739 * tree-ssa.c: Likewise.
9740 * lambda-code.c: Likewise.
9741 * tree-ssa-loop-prefetch.c: Likewise.
9742 * tree-inline.c: Likewise.
9743 * tree-inline.h: Likewise.
9744 * tree-iterator.c: Likewise.
9745 * tree-optimize.c: Likewise.
9746 * tree-ssa-phiprop.c: Likewise.
9747 * tree-vect-transform.c: Likewise.
9748 * tree-object-size.c: Likewise.
9749 * tree-outof-ssa.c: Likewise.
9750 * cfgloop.c: Likewise.
9751 * system.h: Likewise.
9752 * tree-profile.c: Likewise.
9753 * cfgloop.h: Likewise.
9754 * c-gimplify.c: Likewise.
9755 * c-common.c: Likewise.
9756 * tree-vect-generic.c: Likewise.
9757 * tree-flow.h: Likewise.
9758 * c-common.h: Likewise.
9759 * basic-block.h: Likewise.
9760 * tree-ssa-structalias.c: Likewise.
9761 * tree-switch-conversion.c: Likewise.
9762 * tree-ssa-structalias.h: Likewise.
9763 * tree-cfg.c: Likewise.
9764 * passes.c: Likewise.
9765 * ipa-struct-reorg.c: Likewise.
9766 * ipa-struct-reorg.h: Likewise.
9767 * tree-ssa-reassoc.c: Likewise.
9768 * cfgrtl.c: Likewise.
9769 * varpool.c: Likewise.
9771 * tree-ssanames.c: Likewise.
9772 * tree-ssa-threadedge.c: Likewise.
9773 * langhooks-def.h: Likewise.
9774 * tree-ssa-operands.c: Likewise.
9775 * config/alpha/alpha.c: Likewise.
9776 * config/frv/frv.c: Likewise.
9777 * config/s390/s390.c: Likewise.
9778 * config/m32c/m32c.c: Likewise.
9779 * config/m32c/m32c-protos.h: Likewise.
9780 * config/spu/spu.c: Likewise.
9781 * config/sparc/sparc.c: Likewise.
9782 * config/i386/i386.c: Likewise.
9783 * config/sh/sh.c: Likewise.
9784 * config/xtensa/xtensa.c: Likewise.
9785 * config/stormy16/stormy16.c: Likewise.
9786 * config/ia64/ia64.c: Likewise.
9787 * config/rs6000/rs6000.c: Likewise.
9788 * config/pa/pa.c: Likewise.
9789 * config/mips/mips.c: Likewise.
9791 2008-07-28 Simon Baldwin <simonb@google.com>
9793 * c-pragma.c (handle_pragma_message): New function.
9794 (init_pragma): Register handle_pragma_message.
9795 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
9798 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
9800 PR tree-optimization/35252
9801 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
9802 REALPART_EXPR to be considered as same load operation.
9804 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
9806 PR tree-optimization/36830
9807 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
9808 (expressions_equal_p): Return false if only one operand is null.
9810 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
9812 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
9813 version requirements.
9815 2008-07-26 Olivier Hainque <hainque@adacore.com>
9817 * collect2.c (symkind): New enum. Symbol kinds we care about.
9818 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
9819 code and head comment accordingly.
9820 (scan_prog_file): Use symkind names instead of bare integers.
9822 2008-07-25 Jan Hubicka <jh@suse.cz>
9824 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
9826 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
9827 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
9828 * dojump.c (clear_pending_stack_adjust): Likewise.
9829 * print-tree.c (print_node): Ignore DECL_INLINE.
9830 * tree-inline.c (inlinable_function_p): Likewise.
9832 2008-07-25 Michael Meissner <gnu@the-meissners.org>
9834 * doc/extend.texi (hot attribute): Document that the hot attribute
9835 turns on -O3 for some ports.
9836 (cold attribute): Document that the cold attribute turns on -Os
9839 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
9840 reflect function specific option support.
9842 * target.h (struct target_option_hooks): Add fields to say whether
9843 the cold attribute implies -Os and the hot attribute implies -O3.
9845 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
9846 By default, do not turn on -Os for cold functions.
9847 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
9848 not turn on -O3 for hot functions.
9850 * c-common.c (handle_hot_attribute): Use target hook to determine
9851 if hot functions should enable -O3.
9852 (handle_cold_attribute): Use target hook to determine if cold
9853 functions should enable -Os.
9855 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
9856 (override_options): Move disable scheduling to
9857 optimization_options.
9858 (optimization_options): Disable scheduling here, not
9860 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9861 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9863 * config/ia64/ia64.c (ia64_override_options): Move setting
9864 scheduling flags to ia64_optimization_options.
9865 (ia64_optimization_options): Disable scheduling options here, and
9866 not in ia64_override_options.
9867 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9868 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
9870 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
9873 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
9875 2008-07-25 Martin Jambor <mjambor@suse.cz>
9877 PR tree-optimization/36926
9878 * ipa-prop.c (ipa_analyze_call_uses): Call
9879 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
9881 2008-07-25 Joseph Myers <joseph@codesourcery.com>
9883 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9884 movv2si_internal): Add mem = reg alternative.
9886 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
9889 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
9890 DEFAULT_PCC_STRUCT_RETURN to 127.
9892 2008-07-24 Jan Hubicka <jh@suse.cz>
9894 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
9895 (build_cgraph_edges): Likewise.
9896 * cgraph.c (cgraph_node): Do not update assembler hash.
9897 (cgraph_remove_node): Drop non-unit-at-a-time code.
9898 * tree-pass.h (pass_O0_always_inline): Remove.
9899 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
9900 * toplev.c (process_options): Flag unit-at-a-time does not imply
9902 * cgraphunit.c: Update comments.
9903 (decide_is_function_needed): Drop non-unit-at-a-time mode.
9904 (cgraph_assemble_pending_functions): Remove.
9905 (cgraph_reset_node): Drop non-unit-at-a-time code.
9906 (cgraph_finalize_function): Likewise.
9907 (cgraph_analyze_function): Likewise.
9908 (cgraph_finalize_compilation_unit): Likewise.
9909 (cgraph_expand_function): Likewise.
9910 (cgraph_optimize): Likesise.
9911 (save_inline_function_body): Likewise.
9912 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
9913 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
9914 * ipa-inline.c: Update comments.
9915 (enum inlining_mode): remove INLINE_SPEED.
9916 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
9917 (cgraph_mark_inline_edge): Likewise.
9918 (try_inline): Likewise.
9919 (cgraph_decide_inlining_incrementally): Likewise.
9920 (cgraph_gate_inlining): Remove.
9921 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
9922 (cgraph_gate_early_inlining): Likewise.
9923 (gate_inline_passes): Remove.
9924 (pass_inline_parameters, pass_ipa_inline): Remove gates.
9925 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
9926 pass_O0_always_inline): Remove.
9927 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
9928 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
9929 * opts.c (no_unit_at_a_time_default): Remove.
9930 (decode_options): Remove flag_unit_at_a_time reset and warning.
9931 * opts.h (no_unit_at_a_time_default): Remove.
9932 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
9933 early in GNU dialect.
9934 (merge_decls): Update comment; drop unit-at-a-time check.
9935 (finish_decl): Likewise.
9936 (grok_declaration): Remove flag_inline_trees code.
9937 (finish_functions): Return on function returning non-void on all
9939 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
9940 * cfgexpand.c (expand_one_static_var): Remove.
9941 (expand_one_var): Remove expand_one_static_var call.
9942 (expand_used_vars_for_block): Remove flag_unit_a_time check.
9943 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
9944 and flag_unit_at_a-time compatibility checks.
9945 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
9946 * tree-inline.c (flag_inline_trees): Remove.
9947 (inlinable_function_p): Don't check it.
9948 (expand_call_inline): Remove non-unit-at-a-time code.
9949 * tree-inline.h (flag_inline_trees): Remove.
9950 * tree-optimize.c (execute_early_local_optimizations): Remove
9951 unit-at-a-time checks.
9952 (tree_rest_of_compilation): Likewise.
9953 * combine.c (setup_incoming_promotions): Likewise.
9954 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
9955 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
9956 * passes.c (pass_inline_parameters): Update comments; remove
9957 O0_alwaysinline pass.
9958 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
9959 (execute_one_pass): Likewise.
9960 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
9961 (ix86_function_sseregparm): Likewise.
9962 * arm.c (arm_function_in_section_p): Likewise.
9963 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
9964 * varpool.c: Update comments.
9965 (decide_is_variable_needed): Remove unit-at-a-time checks.
9966 (varpool_finalize_decl): Likewise.
9968 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
9970 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
9972 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
9974 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
9976 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
9977 imp symbol extension.
9979 2008-07-23 Ian Lance Taylor <iant@google.com>
9981 * tree-vrp.c (infer_value_range): Ignore asm statements when
9982 looking for memory accesses for -fdelete-null-pointer-checks.
9984 2008-07-24 Ben Elliston <bje@au.ibm.com>
9986 * config/spu/spu-c.c (__vector_keyword): New variable.
9987 (vector_keyword): Likewise.
9988 (spu_categorize_keyword): New function.
9989 (spu_macro_to_expand): Likewise.
9990 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
9991 compiling an ISO C dialect.
9993 2008-07-24 Ben Elliston <bje@au.ibm.com>
9995 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
9998 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10000 * configure: Regenerate.
10001 * configure.ac: Require texinfo 4.7.
10002 * doc/install.texi: Document texinfo 4.7 requirement.
10004 2008-07-23 Martin Jambor <mjambor@suse.cz>
10006 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
10007 rather than for DECL_SAVED_TREE.
10008 * ipa-prop.c: Include diagnostic.h.
10009 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
10011 (ipa_detect_param_modifications): Function rewritten from scratch.
10012 (ipa_compute_jump_functions): Changed accesses to modification flags.
10013 (ipa_free_node_params_substructures): Update flags destruction.
10014 (ipa_node_duplication_hook): Update flags duplication.
10015 (ipa_print_all_params_modified): Updated flag access.
10016 * ipa-prop.h (struct ipa_param_flags): New structure.
10017 (struct ipa_node_params): New field modification_analysis_done,
10018 modified_flags changed into param_flags.
10019 (ipa_is_ith_param_modified): Changed to use new flags.
10020 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
10022 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
10023 ipa-cp.c and split into two functions.
10024 (ipa_print_node_jump_functions): New function.
10025 (compute_scalar_jump_functions): New function.
10026 (type_like_member_ptr_p): New function.
10027 (compute_pass_through_member_ptrs): New function.
10028 (fill_member_ptr_cst_jump_function): New function.
10029 (determine_cst_member_ptr): New function.
10030 (compute_cst_member_ptr_arguments): New function.
10031 (ipa_compute_jump_functions): Complete rewrite.
10032 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
10033 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
10034 (struct ipa_member_ptr_cst): New structure.
10035 (union jump_func_value): New field member_cst.
10036 * ipa-cp.c (ipcp_lat_is_insertable): New function.
10037 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
10038 jump function types.
10039 (ipcp_print_all_lattices): Slight fprintf rearrangement.
10040 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
10041 instead of ipcp_print_all_jump_functions.
10042 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
10043 only for replacable scalars.
10045 * doc/invoke.texi (Optimize options): Add description of
10046 -findirect-inlining.
10047 * common.opt (flag_indirect_inlining): New flag.
10048 * opts.c (decode_options): Set flag_indirect_inlining when
10051 * ipa-inline.c: Include ipa-prop.h.
10052 (inline_indirect_intraprocedural_analysis): New function.
10053 (inline_generate_summary): Allocate parameter and argument info
10054 structures, call inline_indirect_intraprocedural_analysis on each
10055 node when doing indirect inlining and deallocate indirect inlining
10056 data structures in the end.
10057 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
10058 (free_all_ipa_structures_after_iinln): New function.
10059 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
10061 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
10063 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
10064 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10065 of computing the frequency separately.
10066 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10067 of computing the frequency separately.
10068 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
10069 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
10070 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
10071 (ipa_get_stmt_member_ptr_load_param): New function.
10072 (ipa_is_ssa_with_stmt_def): New function.
10073 (ipa_note_param_call): New function.
10074 (ipa_analyze_call_uses): New function.
10075 (ipa_analyze_stmt_uses): New function.
10076 (ipa_analyze_params_uses): New function.
10077 (ipa_free_node_params_substructures): Also free the param_calls linked
10079 (ipa_node_duplication_hook): Also duplicate the param_calls
10081 (ipa_print_node_param_flags): New function.
10082 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
10083 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
10084 * ipa-prop.h (struct ipa_param_flags): New field called.
10085 (struct ipa_param_call_note): New structure.
10086 (struct ipa_node_params): New fields param_calls and
10087 uses_analysis_done.
10088 (ipa_is_ith_param_called): New function.
10089 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
10090 ipa_analyze_params_uses and dump parameter flags.
10092 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
10093 ipa_propagate_indirect_call_infos if performing indirect inlining,
10094 pass a new parameter new_edges to it.
10095 (add_new_edges_to_heap): New fucntion.
10096 (cgraph_decide_inlining_of_small_functions): New vector
10097 new_indirect_edges for newly found indirect edges , call
10098 ipa_propagate_indirect_call_infos after inlining.
10099 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
10100 inlining if performing indirect inlining. Call
10101 free_all_ipa_structures_after_iinln when doing so too.
10102 (inline_generate_summary): Do not call
10103 free_all_ipa_structures_after_iinln here.
10104 * ipa-prop.c (update_jump_functions_after_inlining): New function.
10105 (print_edge_addition_message): New function.
10106 (update_call_notes_after_inlining): New function.
10107 (propagate_info_to_inlined_callees): New function.
10108 (ipa_propagate_indirect_call_infos): New function.
10109 * ipa-prop.h: Include cgraph.h
10110 (struct ipa_param_call_note): Fields reordered, new field processed.
10111 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
10112 flag indirect_call.
10113 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
10114 rediscovered call statements.
10115 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
10116 (dump_cgraph_node): Dump also the indirect_call flag.
10117 (cgraph_clone_edge): Copy also the indirect_call flag.
10118 * tree-inline.c (copy_bb): Do not check for fndecls from call
10119 expressions, check for edge availability when moving clones.
10120 (get_indirect_callee_fndecl): New function.
10121 (expand_call_inline): If callee declaration is not apprent from
10122 the statement, try calling get_indirect_callee_fndecl. Do not
10123 issue warnings or call sorry when not inlinings an indirect edge.
10124 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
10126 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
10127 bit more frandly to matching.
10128 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
10129 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
10130 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
10132 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10135 * opth-gen.awk: Suppress function specific features when building
10137 * optc-gen.awk: Ditto.
10139 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10142 * diagnostic.c (pedwarn): Add opt parameter.
10144 * c-tree.h (pedwarn_init): Add opt parameter.
10145 (pedwarn_c90): Likewise.
10146 (pedwarn_c99): Likewise.
10147 * c-errors.c (pedwarn_c99): Likewise.
10148 (pedwarn_c90): Likewise.
10149 * toplev.h (pedwarn): Update declaration.
10150 (pedwarn0): Declare.
10151 * c-lex.c: All calls to pedwarn changed.
10152 * builtins.c: All calls to pedwarn changed.
10153 * toplev.c: All calls to pedwarn changed.
10154 * c-decl.c: All calls to pedwarn changed.
10155 * c-typeck.c: All calls to pedwarn changed.
10156 * c-common.c: All calls to pedwarn changed.
10157 * c-parser.c: All calls to pedwarn changed.
10159 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10160 Karthik Kumar <karthikkumar@gmail.com>
10162 * attribs.c (file scope): Include c-common.h.
10163 (decl_attributes): Add support for #pragma GCC optimize and
10164 #pragma GCC option.
10166 * targhooks.c (default_can_inline_p): New function that is the
10167 default for the TARGET_CAN_INLINE_P target hook.
10169 * targhooks.h (default_can_inline_p): Add declaration.
10171 * tree.c (cl_optimization_node): New static tree for building
10172 OPTIMIZATION_NODE tree.
10173 (cl_target_option_node): New static tree for building
10174 TARGET_OPTION_NODE tree.
10175 (cl_option_hash_table): New hash table for hashing
10176 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10177 (cl_option_hash_hash): New function to provide the hash value for
10178 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10179 (cl_option_hash_eq): New function to provide an equality test for
10180 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10181 (tree_code_size): Add support for OPTIMIZATION_NODE and
10182 TARGET_OPTION_NODE trees.
10183 (tree_code_structure): Add support for OPTIMIZATION_NODE and
10184 TARGET_OPTION_NODE trees.
10185 (build_optimization_node): Build a tree that has all of the
10186 current optimization options.
10187 (build_target_option_node): Build a tree that has the target
10188 options that might be changed on a per function basis.
10190 * tree.h (file scope): Include options.h.
10191 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
10192 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10193 (TREE_OPTIMIZATION): Ditto.
10194 (TREE_TARGET_SPECIFIC): Ditto.
10195 (struct tree_function_decl): Add fields for remembering the
10196 current optimization options and target specific options.
10197 (struct tree_optimization_option): New tree variant that remembers
10198 the optimization options.
10199 (struct tree_target_option): New tree variant that remembers the
10200 target specific flags that might change for compiling a particular
10202 (union tree_node): Include tree_optimization_option and
10203 tree_target_option fields.
10204 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
10205 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
10206 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
10207 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
10208 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
10209 optimization and target options.
10210 (optimization_default_node): New macro to refer to global_trees
10212 (optimization_current_node): Ditto.
10213 (optimization_cold_node): Ditto.
10214 (optimization_hot_node): Ditto.
10215 (target_option_default_node): Ditto.
10216 (target_option_current_node): Ditto.
10217 (current_option_pragma): Ditto.
10218 (current_optimize_pragma): Ditto.
10220 * target.h (struct gcc_target): Add valid_option_attribute_p,
10221 target_option_save, target_option_restore, target_option_print,
10222 target_option_pragma_parse, and can_inline_p hooks.
10224 * toplev.h (parse_optimize_options): Add declaration.
10225 (fast_math_flags_struct_set_p): Ditto.
10227 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
10228 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
10231 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
10232 tree_can_inline_p hook to see if one function can inline another.
10233 (cgraph_decide_inlining): Ditto.
10234 (cgraph_decide_inlining_incrementally): Ditto.
10236 * opts.c (decode_options): Add support for running multiple times
10237 to allow functions with different target or optimization options
10238 than was specified on the command line.
10239 (fast_math_flags_struct_set_p): New function that is similar to
10240 fast_math_flags_set_p, except it uses the values in the
10241 cl_optimization structure instead of global variables.
10243 * optc-gen.awk: Add support for TargetSave to allow a back end to
10244 declare new fields that need to be saved when using function
10245 specific options. Include flags.h and target.h in the options.c
10246 source. Add support for Save to indicate which options can be set
10247 for individual functions. Generate cl_optimize_save,
10248 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
10249 cl_target_option_restore, cl_target_option_print functions to
10250 allow functions to use different optimization or target options.
10252 * opt-functions.awk (var_type_struct): Return the type used for
10253 storing the field in a structure.
10255 * opth-gen.awk: Add support for TargetSave to allow a back end to
10256 declare new fields that need to be saved when using function
10257 specific options. Add support for Save to indicate which options
10258 can be set for individual functions. Only generate one extern for
10259 Mask fields. Generate cl_optimization and cl_target_option
10260 structures to remember optimization and target options.
10262 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
10263 collecting new tree nodes.
10264 (TS_TARGET_OPTION): Ditto.
10266 * c-decl.c (merge_decls): Merge function specific target and
10267 optimization options.
10269 * function.c (invoke_set_current_function_hook): If the function
10270 uses different optimization options, change the global variables
10273 * coretypes.h (struct cl_optimization): Add forward reference.
10274 (struct cl_target_option): Ditto.
10276 * c-pragma.c (option_stack): New static vector to remember the
10277 current #pragma GCC option stack.
10278 (handle_pragma_option): New function to support #pragma GCC option
10279 to change target options.
10280 (optimize_stack): New static vector to remember the current
10281 #pragma GCC optimize stack.
10282 (handle_pragma_optimize): New function to support #pragma GCC
10283 optimize to change optimization options.
10284 (init_pragma): Add support for #pragma GCC optimize and #pragma
10287 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
10288 optimization options.
10289 (TARGET_OPTION_NODE): New tree code for remembering certain target
10292 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
10293 TARGET_OPTION_NODE trees.
10295 * common.opt (-O): Add Optimization flag.
10297 (-fmath-errno): Ditto.
10298 (-falign-functions): Add UInteger flag to make sure flag gets full
10299 int in cl_optimization structure.
10300 (-falign-jumps): Ditto.
10301 (-falign-labels): Ditto.
10302 (-falign-loops): Ditto.
10303 (-fsched-stalled-insns): Ditto.
10304 (-fsched-stalled-insns-dep): Ditto.
10306 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
10308 (TARGET_OPTION_SAVE): Ditto.
10309 (TARGET_OPTION_RESTORE): Ditto.
10310 (TARGET_OPTION_PRINT): Ditto.
10311 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10312 (TARGET_CAN_INLINE_P): Ditto.
10313 (TARGET_INITIALIZER): Add new hooks.
10315 * tree-inline.c (tree_can_inline_p): New function to determine
10316 whether one function can inline another. Check if the functions
10317 use compatible optimization options, and also call the backend
10320 * tree-inline.h (tree_can_inline_p): Add declaration.
10322 * c-common.c (c_common_attribute): Add support for option and
10323 optimize attributes.
10324 (handle_option_attribute): Add support for the option attribute to
10325 allow the user to specify different target options for compiling a
10327 (handle_optimize_attribute): Add support for the optimize
10328 attribute to allow the user to specify different optimization
10329 options for compiling a specific function.
10330 (handle_hot_attribute): Turn on -O3 optimization for this one
10331 function if it isn't the default optimization level.
10332 (handle_cold_attribute): Turn on -Os optimization for this one
10333 function if it insn't the default optimization.
10334 (const_char_p): New const char * typedef.
10335 (optimize_args): New static vector to remember the optimization
10337 (parse_optimize_options): New function to set up the optimization
10338 arguments from either the optimize attribute or #pragma GCC optimize.
10340 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
10341 (builtin_define_std): Ditto.
10343 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
10344 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
10345 (x86_64-*-*): Ditto.
10347 * Makefile.in (TREE_H): Add options.h.
10348 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
10350 * doc/extend.texi (option attribute): Document new attribute.
10351 (optimize attribute): Ditto.
10352 (hot attribute): Document hot attribute sets -O3.
10353 (cold attribute): Document cold attribute sets -Os.
10354 (#pragma GCC option): Document new pragma.
10355 (#pragma GCC optimize): Ditto.
10357 * doc/options.texi (TargetSave): Document TargetSave syntax.
10358 (UInteger): Document UInteger must be used for certain flags.
10359 (Save): Document Save option to create target specific options
10360 that can be saved/restored on a function specific context.
10362 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
10363 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10365 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
10366 (TARGET_OPTION_SAVE): Ditto.
10367 (TARGET_OPTION_RESTORE): Ditto.
10368 (TARGET_OPTION_PRINT): Ditto.
10369 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10370 (TARGET_CAN_INLINE_P): Ditto.
10372 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
10374 (-mfpmath=both): Ditto.
10376 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10377 Karthik Kumar <karthikkumar@gmail.com>
10379 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
10380 (TARGET_POPCNT): Ditto.
10381 (TARGET_SAHF): Ditto.
10382 (TARGET_AES): Ditto.
10383 (TARGET_PCLMUL): Ditto.
10384 (TARGET_CMPXCHG16B): Ditto.
10385 (TARGET_RECIP): Move switch into target_flags.
10386 (TARGET_FUSED_MADD): Ditto.
10387 (ix86_arch_features): Make an unsigned char type.
10388 (ix86_tune_features): Ditto.
10389 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
10390 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
10391 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
10393 * config/i386/i386.opt (arch): New TargetSave field to define
10394 fields that need to be saved for function specific option support.
10397 (branch_cost): Ditto.
10398 (ix86_isa_flags_explicit): Ditto.
10399 (tune_defaulted): Ditto.
10400 (arch_specified): Ditto.
10401 (-m128-long-double): Add Save flag to save option for target
10402 specific option support.
10404 (-maccumulate-outgoing-args): Ditto.
10405 (-malign-double): Ditto.
10406 (-malign-stringops): Ditto.
10407 (-mfancy-math-387): Ditto.
10408 (-mhard-float): Ditto.
10409 (-mieee-fp): Ditto.
10410 (-minline-all-stringops): Ditto.
10411 (-minline-stringops-dynamically): Ditto.
10412 (-mms-bitfields): Ditto.
10413 (-mno-align-stringops): Ditto.
10414 (-mno-fancy-math-387): Ditto.
10415 (-mno-push-args): Ditto.
10416 (-mno-red-zone): Ditto.
10417 (-mpush-args): Ditto.
10418 (-mred-zone): Ditto.
10420 (-msseregparm): Ditto.
10421 (-mstack-arg-probe): Ditto.
10433 (-mno-sse4): Ditto.
10436 (-mrecip): Move flag into target_flags.
10438 (-mno-fused-madd): Ditto.
10439 (-mfused-madd): Ditto.
10440 (-mabm): Move flag into ix86_isa_flags.
10447 * config/i386/i386-c.c: New file for #pragma support.
10448 (ix86_target_macros_internal): New function to #define or #undef
10449 target macros based when the user uses the #pragma GCC option to
10450 change target options.
10451 (ix86_pragma_option_parse): New function to add #pragma GCC option
10453 (ix86_target_macros): Move defining the target macros here from
10454 TARGET_CPU_CPP_BUILTINS in i386.h.
10455 (ix86_register_pragmas): Register the #pragma GCC option hook. If
10456 defined, initialize any subtarget #pragmas.
10458 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
10459 REGISTER_TARGET_PRAGMAS.
10461 * config/i386/t-i386: New file for x86 dependencies.
10462 (i386.o): Make dependencies mirror the include files used.
10463 (i386-c.o): New file, add dependencies.
10465 * config/i386/i386-protos.h (override_options): Add bool argument.
10466 (ix86_valid_option_attribute_tree): Add declaration.
10467 (ix86_target_macros): Ditto.
10468 (ix86_register_macros): Ditto.
10470 * config/i386/i386.c (ix86_tune_features): Move initialization of
10471 the target masks to initial_ix86_tune_features to allow functions
10472 to have different target options. Make type unsigned char,
10473 instead of unsigned int.
10474 (initial_ix86_tune_features): New static vector to hold processor
10475 masks for the tune variables.
10476 (ix86_arch_features): Move initialization of the target masks to
10477 initial_ix86_arch_features to allow functions to have different
10478 target options. Make type unsigned char, instead of unsigned int.
10479 (initial_ix86_arch_features): New static vector to hold processor
10480 masks for the arch variables.
10481 (enum ix86_function_specific_strings): New enum to describe the
10482 string options used for attribute((option(...))).
10483 (ix86_target_string): New function to return a string that
10484 describes the target options.
10485 (ix86_debug_options): New function to print the current options in
10487 (ix86_function_specific_save): New function hook to save the
10488 function specific global variables in the cl_target_option structure.
10489 (ix86_function_specific_restore): New function hook to restore the
10490 function specific variables from the cl_target_option structure to
10491 the global variables.
10492 (ix86_function_specific_print): New function hook to print the
10493 target specific options in the cl_target_option structure.
10494 (ix86_valid_option_attribute_p): New function hook to validate
10495 attribute((option(...))) arguments.
10496 (ix86_valid_option_attribute_tree): New function that is common
10497 code between attribute((option(...))) and #pragma GCC option
10498 support that parses the options and returns a tree holding the options.
10499 (ix86_valid_option_attribute_inner_p): New helper function for
10500 ix86_valid_option_attribute_tree.
10501 (ix86_can_inline_p): New function hook to decide if one function
10502 can inline another on a target specific basis.
10503 (ix86_set_current_function); New function hook to switch target
10504 options if the user used attribute((option(...))) or #pragma GCC
10506 (ix86_tune_defaulted): Move to static file scope from
10508 (ix86_arch_specified): Ditto.
10509 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
10511 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
10512 (OPTION_MASK_ISA_ABM_SET): Ditto.
10513 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
10514 (OPTION_MASK_ISA_CX16_SET): Ditto.
10515 (OPTION_MASK_ISA_SAHF_SET): Ditto.
10516 (OPTION_MASK_ISA_AES_UNSET): Ditto.
10517 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
10518 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
10519 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
10520 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
10521 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
10522 (struct ptt): Move to static file scope from override_options.
10523 (processor_target_table): Ditto.
10524 (cpu_names): Ditto.
10525 (ix86_handle_option): Add support for options that are now isa options.
10526 (override_options): Add support for declaring functions that
10527 support different target options than were specified on the
10528 command line. Move struct ptt, processor_target_table, cpu_names,
10529 ix86_tune_defaulted, ix86_arch_specified to static file scope.
10530 Add bool argument. Fix up error messages so the appropriate error
10531 is given for either command line or attribute.
10532 (ix86_previous_fndecl): New static to remember previous function
10533 declaration to see if we need to change target options.
10534 (ix86_builtins_isa): New array to record the ISA of each builtin
10536 (def_builtin): Always create the builtin function, even if the
10537 current ISA doesn't support it.
10538 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
10539 tests for those builtins.
10540 (ix86_init_builtins): Remove TARGET_MMX test for calling
10541 ix86_init_mmx_sse_builtins.
10542 (ix86_expand_builtin): If the current ISA doesn't support a given
10543 builtin, signal an error.
10544 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
10545 (TARGET_SET_CURRENT_FUNCTION): Ditto.
10546 (TARGET_OPTION_SAVE): Ditto.
10547 (TARGET_OPTION_RESTORE): Ditto.
10548 (TARGET_OPTION_PRINT): Ditto.
10549 (TARGET_CAN_INLINE_P): Ditto.
10551 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
10553 * c-typeck.c (build_external_ref): Don't call assemble_external.
10554 * final.c (output_operand): Call assemble_external.
10556 2008-07-21 DJ Delorie <dj@redhat.com>
10558 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
10559 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10561 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10563 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
10564 original insn and splitter contents into ...
10565 ("*div<mode>3_fast"): ... this new pattern. Enable only if
10566 flag_unsafe_math_optimizations. Add dummy scratch register.
10567 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
10568 !flag_unsafe_math_optimizations. Returns number with next
10569 highest magnitude if this is still less or equal to the true
10570 quotient in magnitude.
10572 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
10574 * Makefile.in: Replace toplev.h with TOPLEV_H.
10575 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
10576 * c-lex.c (fe_file_change): Don't set in_system_header.
10577 * c-parser.c (c_token): Remove in_system_header.
10578 (c_lex_one_token): Don't set in_system_header.
10579 (c_parser_set_source_position_from_token): Don't set in_system_header.
10580 * diagnostic.c (diagnostic_report_diagnostic): Use location from
10583 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
10584 * flags.h (in_system_header): Remove.
10585 * function.c (saved_in_system_header): Remove.
10586 (push_cfun): Don't set in_system_header.
10587 (pop_cfun): Don't set in_system_header.
10588 (push_struct_function): Don't set in_system_header.
10589 * input.h (expanded_location): Add sysp.
10590 (in_system_header_at): New.
10591 (in_system_header): New.
10592 * toplev.c (in_system_header): Remove.
10593 * toplev.h: Include input.h
10595 * tree-cfg.c (execute_warn_function_return): Call warning_at.
10596 * tree-ssa.c (warn_uninit): Call warning_at.
10597 (warn_uninitialized_var): Update calls to warn_uninit.
10598 (warn_uninitialized_phi): Update calls to warn_uninit.
10599 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
10600 (expand_location): Initialize xloc.sysp.
10601 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
10602 (tree_decl_with_vis): Remove in_system_header_flag.
10604 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
10607 * recog.c (asm_operand_ok): Change the order of the extra
10608 memory constraint checks.
10610 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10613 * tree-switch-conversion.c (build_one_array): Call
10614 varpool_mark_needed_node and varpool_finalize_decl
10615 instead of assemble_variable.
10617 2008-07-19 Jan Hubicka <jh@suse.cz>
10619 * cgraph.c (cgraph_add_new_function): Do early local passes.
10620 * tree-nrv.c (gate_pass_return_slot): New gate.
10621 (pass_nrv): Add the gate.
10622 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
10624 (coalesce_ssa_name): Coalesce SSA names.
10625 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
10626 not optimizing so unused user vars remains visible.
10627 * common.opt (flag_tree_ter): Always enable by default.
10628 * tree-ssa-ter.c: Include flags.h
10629 (is_replaceable_p): Check that locations match; when aliasing
10630 is missing be conservative about loads.
10631 * tree-optimize.c (gate_init_datastructures): Remove.
10632 (pass_init_datastructures): New.
10633 * passes.c: Reorder passes so we always go into SSA.
10635 2008-07-19 Jan Hubicka <jh@suse.cz>
10637 * doc/extend.texi (flatten attribute): Remove note about
10639 * doc/invoke.texi (--combine): Likewise.
10640 (-finline-functions-called-once): Update levels when enabled.
10641 (-funit-at-a-time): Document new behaviour.
10642 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
10643 -fno-section-anchors when disabled explicitly.
10644 (inline params): They are not ignored now.
10645 (precompiled headers): Remove unit-at-a-time as being incompatible.
10646 * opts.c (decode_options): Handle unit-at-a-time as alias;
10647 imply -fno-section-anchors when toplevel reorder is disabled
10649 * common.opt (ftoplevel-reorder): Set default value to 2.
10650 (funit-at-a-time): Set default value to 1.
10651 * config/rs6000/rs6000.c (optimization_options): Set section anchors
10654 2008-07-19 Jan Hubicka <jh@suse.cz>
10656 * builtins.c (expand_builtin_int_roundingfn,
10657 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
10660 2008-07-19 Richard Guenther <rguenther@suse.de>
10663 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
10664 * tree-ssa-sccvn.c (get_constant_value_id): New function.
10665 * tree-ssa-pre.c (get_expr_value_id): For newly created
10666 constant value-ids make sure to add the expression to its
10669 2008-07-19 Jakub Jelinek <jakub@redhat.com>
10671 PR middle-end/36877
10672 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
10673 return value of the builtin is ignored.
10675 2008-07-19 Olivier Hainque <hainque@adacore.com>
10677 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
10678 bits, a C conformant malloc implementation has to provide.
10679 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
10681 2008-07-19 Joseph Myers <joseph@codesourcery.com>
10685 * reload.c (find_reloads_subreg_address): Only reload address if
10686 reloaded == 0, not for reloaded != 1.
10689 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10690 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10691 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10692 m32c_legitimize_reload_address.
10694 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10695 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10696 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10698 2008-07-19 Olivier Hainque <hainque@adacore.com>
10700 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
10701 argument, saying whether nested array are to be collapsed
10702 into a single array type DIE with multiple subscripts.
10703 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
10704 issues, centralize the nested array types collapsing control and
10705 disable the transformation for Ada.
10707 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
10710 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
10712 (x86_64_shift_adj_2): New expander.
10713 (x86_64_shift_adj_3): Ditto.
10714 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
10715 to split TImode operands.
10716 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
10717 (ix86_split_lshr): Ditto.
10719 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
10721 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
10722 and __CHAR32_TYPE__.
10723 * c-typeck.c (digest_init): Support char16_t and char32_t.
10724 (set_nonincremental_init_from_string): Idem.
10726 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10728 PR middle-end/36859
10729 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
10730 PREFERRED_STACK_BOUNDARY.
10731 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10733 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10735 PR middle-end/36858
10736 * function.c (locate_and_pad_parm): Cap boundary earlier.
10738 2008-07-17 Julian Brown <julian@codesourcery.com>
10740 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
10741 no-op for targets which don't use DLLs.
10743 2008-07-17 Martin Jambor <mjambor@suse.cz>
10745 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
10746 that nodes are relevant by examining the node->analyzed flag.
10747 (ipcp_init_stage): Check which nodes are relevant, assert that the
10748 relevant ones are also required.
10749 (ipcp_propagate_stage): Check on the side arrays are properly
10751 (ipcp_print_all_jump_functions): Make sure not to touch any node
10752 that is not analyzed or an edge that does not have a corresponding
10753 entry in the on-the-side vectors.
10754 (ipcp_function_scale_print): Likewise.
10755 (ipcp_update_callgraph): Check that the node is relevant.
10756 (ipcp_insert_stage): Check that the node is relevant. Check there is
10757 an info for every node and edge.
10758 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
10759 (ipa_print_all_tree_maps): Likewise and a new variable info.
10760 (ipa_print_all_params_modified): Likewise.
10761 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
10763 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
10766 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
10768 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
10770 PR rtl-optimization/36753
10771 * fwprop.c (use_killed_between): Don't shortcut
10772 single-definition global registers.
10774 2008-07-16 Jan Hubicka <jh@suse.cz>
10776 * cgraph.h (varpool_empty_needed_queue): Declare.
10777 * cgraphunit.c (output_in_order): Mark all variables as needed;
10779 * varpool.c (varpool_assemble_node): Update debug queue.
10780 (varpool_assemble_pending_decls): Don't do it here.
10781 (varpool_empty_needed_queue): New function.
10783 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10785 * recog.c (peephole2_optimize): Fix formatting.
10787 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10789 * c-pch.c (get_ident): Avoid C++ keywords.
10790 * combine-stack-adj.c (single_set_for_csa): Likewise.
10791 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
10792 output_asm_insn): Likewise.
10793 * reload.c (push_secondary_reload, find_reusable_reload,
10794 push_reload, combine_reloads, find_reloads,
10795 debug_reload_to_stream): Likewise.
10796 * reload.h (struct reload): Likewise.
10797 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
10798 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
10799 emit_output_reload_insns): Likewise.
10800 * targhooks.c (default_secondary_reload): Likewise.
10801 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
10803 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10805 * recog.c (validate_change_1, validate_change,
10806 validate_unshare_change, validate_replace_rtx_1, struct
10807 funny_match, constrain_operands, peephole2_optimize): Avoid C++
10809 * reload.c (push_secondary_reload, secondary_reload_class,
10810 scratch_reload_class, find_valid_class, find_reusable_reload,
10811 push_reload, find_dummy_reload, find_reloads_address_1,
10812 find_reloads_address_part, find_equiv_reg): Likewise.
10813 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
10814 choose_reload_regs): Likewise.
10815 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
10817 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
10818 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
10819 * sched-rgn.c (concat_INSN_LIST): Likewise.
10820 * stor-layout.c (mode_for_size, mode_for_size_tree,
10821 smallest_mode_for_size): Likewise.
10823 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10825 * cfg.c (dump_reg_info): Avoid C++ keywords.
10826 * dwarf2asm.c (dw2_force_const_mem,
10827 dw2_asm_output_encoded_addr_rtx): Likewise.
10828 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
10829 * expmed.c (expand_shift): Likewise.
10830 * global.c (find_reg): Likewise.
10831 * graph.c (draw_edge): Likewise.
10832 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
10833 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
10834 widen_clz, widen_bswap, expand_parity, expand_unop,
10835 emit_cmp_and_jump_insn_1): Likewise.
10836 * postreload.c (reload_cse_simplify_operands): Likewise.
10837 * ra.h (add_neighbor): Likewise.
10838 * reg-stack.c (remove_regno_note, change_stack): Likewise.
10839 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
10840 record_reg_classes, copy_cost, record_address_regs,
10841 invalid_mode_change_p): Likewise.
10842 * regrename.c (regrename_optimize, scan_rtx_reg,
10843 dump_def_use_chain, find_oldest_value_reg,
10844 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
10846 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10848 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
10849 MASK_POWERPC64 for power4 in previous commit.
10851 2008-07-16 Olivier Hainque <hainque@adacore.com>
10853 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
10854 instead of bare conversion to cast const-ness away.
10856 2008-07-16 Anatoly Sokolov <aesok@post.ru>
10858 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
10859 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
10860 * config/xtensa/xtensa.c (xtensa_function_value): New function.
10861 (TARGET_FUNCTION_VALUE): Define.
10863 2008-07-16 David Edelsohn <edelsohn@gnu.org>
10865 * config/rs6000/rs6000.c (processor_target_table): Add
10866 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
10868 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10871 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10872 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10873 m32c_legitimize_reload_address.
10875 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
10877 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
10878 DECL_IN_SYSTEM_HEADER in sync.
10880 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
10882 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
10883 * tree-ssa-pre.c (pre_expr_eq): Ditto
10884 (get_constant_for_value_id): Take a type as an argument.
10885 (fully_constant_expression): Pass in type.
10886 (find_or_generate_expression): Short circuit constant case.
10887 (create_expression_by_pieces): Remove special casing of
10889 (do_regular_insertion): Short circuit constant case.
10890 (do_partial_partial_insertion): Ditto.
10892 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10895 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
10897 2008-07-15 Bob Wilson <bob.wilson@acm.org>
10899 * config/xtensa/libgcc-xtensa.ver: New file.
10900 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
10902 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10904 * df-problems.c (df_set_note): Avoid C++ keywords.
10905 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
10906 * dse.c (record_store, remove_useless_values): Likewise.
10907 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
10908 gen_reg_rtx_offset, operand_subword, change_address_1,
10909 change_address, adjust_address_1, offset_address,
10910 widen_memory_access, emit_copy_of_insn_after): Likewise.
10911 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
10912 * fwprop.c (should_replace_address, propagate_rtx_1,
10913 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
10915 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
10916 gcse_emit_move_after, update_ld_motion_stores): Likewise.
10917 * lcm.c (compute_insert_delete, pre_edge_lcm,
10918 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
10919 * lower-subreg.c (resolve_reg_notes): Likewise.
10920 * mode-switching.c (optimize_mode_switching): Likewise.
10922 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10924 * bt-load.c (add_btr_def, migrate_btr_def,
10925 branch_target_load_optimize): Avoid C++ keywords.
10926 * caller-save.c (insert_restore, insert_save, insert_one_insn):
10928 * combine.c (subst, simplify_set, make_extraction,
10929 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
10930 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
10931 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
10933 2008-07-15 Richard Guenther <rguenther@suse.de>
10935 PR middle-end/36369
10936 * c-common.c (strict_aliasing_warning): Do not warn for
10937 TYPE_REF_CAN_ALIAS_ALL pointers.
10938 (c_common_get_alias_set): may_alias types are not special.
10939 * tree.c (build_pointer_type_for_mode): Look up the may_alias
10940 attribute and set can_ref_all accordingly.
10941 (build_reference_type_for_mode): Likewise.
10942 * doc/extend.texi (may_alias): Clarify.
10944 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10947 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10948 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10950 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
10953 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
10954 gcc_assert, instead call output_operand_lossage.
10956 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
10958 * builtins.c (std_canonical_va_list): Treat structure based
10961 2008-07-15 Ben Elliston <bje@au.ibm.com>
10963 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
10965 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
10967 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
10970 2008-07-14 Jan Hubicka <jh@suse.cz>
10972 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
10973 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
10974 fix predicates and constraints.
10975 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
10976 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
10978 2008-07-14 Doug Kwan <dougkwan@google.com>
10980 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
10981 additional option file arm/eabi.opt.
10982 * config/arm/eabi.h (File): New configuration file for EABI targets.
10983 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
10984 SUBSUBTARGET_EXTRA_SPECS.
10985 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
10986 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
10987 from STARTFILE_SPEC so that it can be referenced in an override.
10988 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
10989 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
10990 can be referenced in an override.
10991 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
10992 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
10993 so that it can be referenced in an override.
10994 (LINK_SPEC): Use BPABI_LINK_SPEC.
10995 * config/arm/eabi.opt (File): New.
10997 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10999 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
11000 (FIXED_VALUE_H): New variable.
11001 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
11002 input.h, fixed-value.h.
11003 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
11004 (BASIC_BLOCK_H): Use $(BITMAP_H).
11005 (FUNCTION_H): Add varray.h.
11006 (IPA_REFERENCE_H): Use $(BITMAP_H).
11007 (CGRAPH_H): Add $(BASIC_BLOCK_H).
11008 (DF_H): Use $(BITMAP_H).
11009 (GGC_H): Add statistics.h.
11010 (INSN_ADDR_H): New.
11011 (INSN_ATTR_H): Use it.
11012 (SYSTEM_H): Add safe-ctype.h, filenames.h.
11014 (SYMTAB_H): Add $(OBSTACK_H).
11015 (CPP_INTERNAL_H): New.
11016 (TREE_DUMP_H): Add tree-pass.h.
11017 (TREE_FLOW_H): Use $(BITMAP_H)
11018 (PRETTY_PRINT_H): Use $(INPUT_H).
11019 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
11022 (many object files): Fix lots of header dependencies throughout.
11024 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11026 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
11028 (s-gtyp-input): Use them to write tmp-gi.list.
11029 (echo_to_gi.list): Remove.
11031 2008-07-14 Richard Guenther <rguenther@suse.de>
11033 * tree-ssa-sccvn.c (pre_info): Remove.
11034 (switch_to_PRE_table): Likewise.
11035 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
11036 (set_hashtable_value_ids): Do not create value-ids for the
11038 (run_scc_vn): Remove double test. Remove bogus special-case
11039 in value-number printing.
11040 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
11041 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
11043 * tree-flow-inline.h (get_value_handle): Remove.
11044 * tree-flow.h (get_value_handle): Remove.
11046 2008-07-14 Martin Jambor <mjambor@suse.cz>
11048 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
11049 in which we generate arithmetics is not a subrange.
11051 2008-07-14 Martin Jambor <mjambor@suse.cz>
11053 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
11055 2008-07-14 Richard Guenther <rguenther@suse.de>
11057 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
11059 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
11062 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
11063 reload for symbol refs moved to r0 with -fPIC.
11064 (legitimize_pic_address): Use the target register as temporary
11066 (emit_symbolic_move): Adjust comment.
11067 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
11070 2008-07-14 Ben Elliston <bje@au.ibm.com>
11072 * c-common.h (C_CPP_HASHNODE): New macro.
11073 * coretypes.h (struct cpp_token): Forward declare.
11074 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11075 the context-sensitive keyword method.
11076 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
11077 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
11078 expand_bool_pixel): New.
11079 (altivec_categorize_keyword): New function.
11080 (init_vector_keywords): New function.
11081 (rs6000_macro_to_expand): Likewise.
11082 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
11083 compiling an ISO C dialect.
11085 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
11087 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
11088 (create_expression_by_pieces): Fix typo.
11089 (do_regular_insertion): Use debug counter here too.
11091 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
11094 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
11095 CONST_OK_FOR_LETTER_P. All port-local users changed.
11096 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
11097 implement Kp matching power-of-two.
11098 (CONSTRAINT_LEN): Define to match.
11099 * config/cris/cris.md: Replace all use of constraint K with Kc.
11100 ("*btst*): Use Kp for operand 0 of last alternative.
11102 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11105 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
11108 2008-07-13 Jan Hubicka <jh@suse.cz>
11110 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
11113 2008-07-13 Richard Guenther <rguenther@suse.de>
11115 PR middle-end/36811
11116 * langhooks.c (lhd_print_error_function): Deal with recursive
11119 2008-07-12 Jan Hubicka <jh@suse.cz>
11121 * cgraph.c (assembler_name_hash): New static var.
11122 (hash_node_by_assembler_name, eq_assembler_name): New.
11123 (cgraph_node_for_asm): Use hashtable.
11124 (cgraph_remove_node): Maintain hashtable.
11125 (change_decl_assembler_name): Sanity check that names are not changing
11126 after aliasing was processed.
11127 * cgraph.h (varpoon_node): Add next GGC marker.
11128 * tree.c (decl_assembler_name_equal): Constify.
11129 (decl_assembler_name_hash): New.
11130 * tree.h (decl_assembler_name_equal): Constify.
11131 (decl_assembler_name_hash): Update.
11133 2008-07-12 David Daney <ddaney@avtrex.com>
11135 * config/mips/driver-native.c (host_detect_local_cpu): Handle
11136 sb1 and r5000 cpus.
11138 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
11140 * doc/md.texi: Document the MIPS "v" constraint.
11141 * config/mips/mips.h (reg_class): Revert last change.
11142 (REG_CLASS_NAMES): Likewise.
11143 (REG_CLASS_CONTENTS): Likewise.
11144 * config/mips/mips.c (mips_regno_to_class): Likewise.
11145 * config/mips/constraints.md (v): Likewise, but add documentation.
11146 Add a comment to say that this constraint should not be used in
11149 2008-07-11 DJ Delorie <dj@redhat.com>
11151 * config/h8300/h8300.md (length): Fix branch offset limit.
11153 2008-07-11 Anatoly Sokolov <aesok@post.ru>
11155 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
11156 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
11157 (avr_hard_regno_scratch_ok): New function.
11158 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11159 * config/avr/avr.md (all peepholes that request a scratch register):
11160 Remove avr_peep2_scratch_safe use.
11162 2008-07-11 Tom Tromey <tromey@redhat.com>
11163 Ian Lance Taylor <iant@google.com>
11165 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
11166 (struct c_common_resword): Define.
11167 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
11168 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
11169 (c_common_reswords, num_c_common_reswords): Declare.
11170 * c-common.c (c_common_reswords): New global const array.
11171 (num_c_common_reswords): New const int.
11172 * c-parser.c (struct resword, reswords): Don't define.
11173 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
11174 (c_parse_init): Clarify mask code. Use c_common_reswords rather
11175 than reswords. If warning about C++ keywords, give them a special
11177 (c_lex_one_token): Warn about C++ keywords. Call
11178 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
11179 (c_parser_external_declaration): Look for RID_xxx rather than
11180 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
11181 (c_parser_statement_after_labels): Likewise.
11182 (c_parser_objc_class_instance_variables): Likewise.
11183 (c_parser_objc_class_declaration): Likewise.
11184 (c_parser_objc_try_catch_statement): Likewise.
11185 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
11186 (declspecs_add_type): Likewise.
11188 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
11190 * ggc-page.c (alloc_page):
11191 Substituting xmalloc, xcalloc with
11192 XNEWVEC and XCNEWVAR macros which add the
11195 2008-07-11 Richard Guenther <rguenther@suse.de>
11197 PR tree-optimization/36765
11198 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
11199 aliases from HEAP vars to SMTs.
11201 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11203 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
11204 * configure.ac (loose_warn): Move -Wc++-compat from here...
11205 (strict_warn): ...to here.
11206 * configure: Regenerate.
11208 2008-07-10 Joseph Myers <joseph@codesourcery.com>
11210 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
11211 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
11212 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
11213 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
11214 excluding more specific h8300-*-* and sh-*-* targets.
11216 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
11218 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
11219 (eliminate): Ditto.
11220 (execute_pre): Call loop_optimizer_finalize in early exit.
11222 2008-07-10 Jakub Jelinek <jakub@redhat.com>
11224 PR middle-end/36790
11225 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
11226 uids in the bitmap, not just VAR_DECL uids.
11228 PR rtl-optimization/36419
11229 * combine-stack-adj.c (adjust_frame_related_expr): New function.
11230 (combine_stack_adjustments_for_block): Call it if needed. Delete
11232 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
11233 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
11234 prologue sp adjustment.
11236 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
11239 * opts.c (print_ignored_options): Report postponed diagnostics for
11240 unknown -Wno-* options as warnings, not errors.
11241 (postpone_unknown_option_error): Renamed to...
11242 (postpone_unknown_option_warning): ... this.
11244 2008-07-09 Doug Kwan <dougkwan@google.com>
11247 2008-07-08 Doug Kwan <dougkwan@google.com>
11249 * config/arm/arm.opt (mandroid): New option.
11250 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11251 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11253 (CC1PLUS_SPEC): Same.
11255 (STARTFILE_SPEC): Same.
11256 (ENDFILE_SPEC): Same.
11257 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11260 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
11263 * config/mips/mips.h (reg_class): Remove V1_REG.
11264 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
11265 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
11266 instead of V1_REGS.
11267 (mips_get_tp): New function.
11268 (mips_legitimize_tls_address): Use it.
11269 * config/mips/constraints.md (v): Delete.
11270 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
11271 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
11272 After reload, split into a move and ...
11273 (*tls_get_tp_<mode>_split): ...this new instruction.
11275 2008-07-09 David Daney <ddaney@avtrex.com>
11277 * config/mips/driver-native.c: Include coretypes.h and tm.h.
11279 2008-07-09 Jakub Jelinek <jakub@redhat.com>
11281 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
11282 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
11284 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
11285 htab_delete should be called. Don't free c.
11286 (lookup_tmp_var): Create temp_htab lazily.
11287 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
11288 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
11290 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
11291 lower_omp_ordered, lower_omp_critical, lower_omp_for,
11292 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
11293 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
11294 * tree-sra.c (generate_element_init): Likewise.
11295 * tree-mudflap.c (execute_mudflap_function_ops,
11296 execute_mudflap_function_decls): Likewise.
11297 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
11298 * tree-gimple.h (struct gimplify_ctx): New type.
11299 (push_gimplify_context): Adjust prototype.
11301 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
11303 * tree-ssa-pre.c (phi_translate_1): Update placement of
11304 add_to_value calls.
11306 2008-07-09 Anatoly Sokolov <aesok@post.ru>
11308 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
11309 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
11310 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
11311 * targhooks.c (default_hard_regno_scratch_ok): New function.
11312 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
11313 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
11314 * recog.c: Include "target.h".
11315 (peep2_find_free_register): Add check for global regs. Add target
11317 * Makefile.in (recog.o): Depend on target.h.
11319 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
11321 * config/sh/sh.c (sh_canonical_va_list_type): New.
11322 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
11324 2008-07-09 Raksit Ashok <raksit@google.com>
11326 * doc/invoke.texi (Option Summary): Mention new option
11327 -Wdisallowed-function-list=...
11328 (Warning Options): Document -Wdisallowed-function-list=...
11329 * common.opt (Wdisallowed-function-list=): New flag.
11330 * flags.h (warn_disallowed_functions): External definition of new
11331 boolean warning flag.
11332 (warn_if_disallowed_function_p): Declare new function.
11333 * opts.c (warning_disallowed_functions): New static variable.
11334 (warn_disallowed_functions): New boolean warning flag.
11335 (warn_if_disallowed_function_p): New function.
11336 (add_comma_separated_to_vector): Rename
11337 add_instrument_functions_exclude_list to this.
11338 (common_handle_option): Handle new option. Rename calls to
11339 add_instrument_functions_exclude_list into calls to
11340 add_comma_separated_to_vector.
11341 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
11342 based on flag warn_disallowed_functions.
11344 2008-07-09 Christian Bruel <christian.bruel@st.com>
11346 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
11347 instead of get_attr_length.
11349 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11351 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
11353 * genemit.c (gen_insn): Likewise.
11354 * gengtype.c (note_def_vec): Likewise.
11355 * gengtype.h (note_def_vec): Likewise.
11356 * genoutput.c (struct data, output_insn_data, process_template,
11357 gen_expand, gen_split, note_constraint): Likewise.
11358 * genrecog.c (new_decision, add_to_sequence, factor_tests,
11359 make_insn_sequence): Likewise.
11360 * gensupport.c (record_insn_name): Likewise.
11362 2008-07-08 Doug Kwan <dougkwan@google.com>
11364 * config/arm/arm.opt (mandroid): New option.
11365 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11366 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11368 (CC1PLUS_SPEC): Same.
11370 (STARTFILE_SPEC): Same.
11371 (ENDFILE_SPEC): Same.
11372 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11375 2008-07-08 Raksit Ashok <raksit@google.com>
11377 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
11378 (set_storage_via_setmem): Fix expected_align parameter.
11379 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
11380 missing from the list.
11381 * doc/md.texi (movmem): Explicitly state that expected alignment is
11382 to be expressed in bytes.
11383 (setmem): Explicitly state that expected alignment is to be expressed
11386 2008-07-08 Joseph Myers <joseph@codesourcery.com>
11388 * reload.c (find_reloads_subreg_address): Do not require validity
11389 of address in original mode before reloading address.
11391 2008-07-07 Tianwei Sheng <tianweis@google.com>
11393 * df-core.c (df_remove_problem): Adjust the access to avoid out of
11394 bounds array access.
11396 2008-07-08 Jakub Jelinek <jakub@redhat.com>
11398 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
11400 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
11402 Fix PR tree-optimization/23455
11403 Fix PR tree-optimization/35286
11404 Fix PR tree-optimization/35287
11405 * Makefile.in (OBJS-common): Remove tree-vn.o.
11406 (tree-vn.o): Remove.
11407 * dbgcnt.def: Add treepre_insert debug counter.
11408 * gcc/tree-flow.h (add_to_value): Updated for other changes.
11409 (debug_value_expressions): Ditto.
11410 (print_value_expressions): Ditto.
11411 * tree-pretty-print.c (dump_generic_node): Updated for
11412 VALUE_HANDLE removal.
11413 * tree-ssa-dom.c (record_equality): Ditto.
11414 (cprop_operand): Ditto.
11415 (lookup_avail_expr): Ditto.
11416 * tree-ssa-threadedge.c
11417 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
11418 (simplify_control_stmt_condition): Ditto.
11419 * tree.c (tree_code_size): Ditto.
11420 (tree_node_structure): Ditto.
11421 (iterative_hash_expr): Ditto.
11423 * tree.h (VALUE_HANDLE_ID): Ditto.
11424 (VALUE_HANDLE_EXPR_SET): Ditto.
11425 (struct tree_value_handle): Ditto.
11426 (union tree_node): Ditto.
11427 * treestruct.def: Ditto.
11428 * tree-vn.c: Removed.
11429 * tree-ssa-pre.c: Rewritten entirely.
11430 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
11431 (constant_value_ids): Ditto.
11432 (vn_nary_op_t): Moved to header.
11434 (vn_reference_op_t): Ditto
11435 (vn_reference_t): Ditto.
11436 (next_value_id): New variable.
11437 (VN_INFO): Add an assert.
11438 (vn_constant_eq): New function.
11439 (vn_constant_hash): Ditto.
11440 (get_or_alloc_constant_value_id): Ditto.
11441 (value_id_constant_p): Ditto.
11442 (vn_reference_compute_hash): De-staticify.
11443 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
11444 Disable some code with a FIXME. Remove VALUE_HANDLE use.
11445 (valueize_refs): Update opcode if it changes from ssa name to constant.
11446 (vn_reference_lookup_1): Add new argument.
11447 (vn_reference_lookup): Ditto.
11448 (vn_reference_lookup_pieces): New function.
11449 (vn_reference_insert): Add return type. Modify to deal with value ids.
11450 (vn_reference_insert_pieces): New function.
11451 (vn_nary_op_compute_hash): De-staticify.
11452 (vn_nary_op_eq): Ditto.
11453 (vn_nary_op_lookup_pieces): New function.
11454 (vn_nary_op_lookup): Add new argument.
11455 (vn_nary_op_insert_pieces): New function.
11456 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
11457 (vn_phi_insert): Ditto.
11458 (visit_unary_op): Update for callee changes.
11459 (visit_binary_op): Ditto.
11460 (visit_reference_op_load): Ditto.
11461 (visit_reference_op_store): Ditto.
11462 (init_scc_vn): Init next_value_id, constant_to_value_id and
11463 constant_value_ids.
11464 (free_scc_vn): Free them.
11465 (set_hashtable_value_ids): New function.
11466 (run_scc_vn): Use it.
11467 (get_max_value_id): New function.
11468 (get_next_value_id): Ditto.
11469 (expressions_equal_p): Moved from tree-vn.c
11470 (sort_vuses): Ditto.
11471 (sort_vuses_heap): Ditto.
11472 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
11474 * tree.c (iterative_hash_hashval_t): Made non-static
11475 * tree.h (iterative_hash_hashval_t): Declare it.
11477 2008-07-08 Martin Jambor <mjambor@suse.cz>
11479 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
11480 instead of ipa_create_node_params.
11481 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
11482 ipa_check_create_edge_args, free them with
11483 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
11485 * ipa-prop.c: Include flags.h and tree-inline.h.
11486 (ipa_node_params_vector): New variable.
11487 (ipa_edge_args_vector): New variable.
11488 (edge_removal_hook_holder): New variable.
11489 (node_removal_hook_holder): New variable.
11490 (edge_duplication_hook_holder): New variable.
11491 (node_duplication_hook_holder): New variable.
11492 (ipa_detect_param_modifications): Check for presence of modified flags.
11493 (ipa_compute_jump_functions): Check for presence of jump functions.
11494 (ipa_free_edge_args_substructures): New function.
11495 (ipa_create_node_params): Removed.
11496 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
11497 (ipa_free_node_params_substructures): New function.
11498 (ipa_free_all_node_params): Changed to deallocate the on-the-side
11500 (ipa_edge_removal_hook): New function.
11501 (ipa_node_removal_hook): New function.
11502 (duplicate_array): New function.
11503 (ipa_edge_duplication_hook): New function.
11504 (ipa_node_duplication_hook): New function.
11505 (ipa_register_cgraph_hooks): New function.
11506 (ipa_unregister_cgraph_hooks): New function.
11507 (free_all_ipa_structures_after_ipa_cp): New function.
11509 * ipa-prop.h: Include vec.h.
11510 (ipa_node_params_t): New typedef with vector types for it.
11511 (ipa_edge_args_t): New typedef with vector types for it.
11512 (IPA_NODE_REF): Changed to access an on-the-side vector.
11513 (IPA_EDGE_REF): Changed to access an on-the-side vector.
11514 (ipa_check_create_node_params): New function.
11515 (ipa_check_create_edge_args): New function.
11517 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
11520 2008-07-07 Tom Tromey <tromey@redhat.com>
11522 * configure, config.in: Rebuilt.
11523 * configure.ac: Don't check for scandir or alphasort.
11525 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11527 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
11528 types immediately after creating them.
11530 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11532 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
11534 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
11536 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
11537 dump_constraint_graph.
11538 (dump_constraint_edge): New function.
11539 (dump_constraint_graph): New function.
11540 (debug_constraint_graph): New function.
11541 (dump_constraint): Removed useless comparison.
11542 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
11543 (dump_constraint_graph): Declare.
11544 (debug_constraint_graph): Declare.
11545 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
11547 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
11549 * config/i386/i386.c (is_va_list_char_pointer): New.
11550 (ix86_va_start): Replace compare with ms_va_list_type_node
11551 by is_va_list_char_pointer.
11552 (ix86_gimplify_va_arg): Likewise.
11554 2008-07-07 Martin Jambor <mjambor@suse.cz>
11556 * cgraph.c (cgraph_edge_max_uid): New variable.
11557 (struct cgraph_edge_hook_list): New type.
11558 (struct cgraph_node_hook_list): New type.
11559 (struct cgraph_2edge_hook_list): New type.
11560 (struct cgraph_2node_hook_list): New type.
11561 (first_cgraph_edge_removal_hook): New variable.
11562 (first_cgraph_node_removal_hook): New variable.
11563 (first_cgraph_edge_duplicated_hook): New variable.
11564 (first_cgraph_node_duplicated_hook): New variable.
11565 (cgraph_add_edge_removal_hook): New function.
11566 (cgraph_remove_edge_removal_hook): New function.
11567 (cgraph_call_edge_removal_hooks): New function.
11568 (cgraph_add_node_removal_hook): New function.
11569 (cgraph_remove_node_removal_hook): New function.
11570 (cgraph_call_node_removal_hooks): New function.
11571 (cgraph_add_edge_duplication_hook): New function.
11572 (cgraph_remove_edge_duplication_hook): New function.
11573 (cgraph_call_edge_duplication_hooks): New function.
11574 (cgraph_add_node_duplication_hook): New function.
11575 (cgraph_remove_node_duplication_hook): New function.
11576 (cgraph_call_node_duplication_hooks): New function.
11577 (cgraph_create_edge): Assign to edge uid.
11578 (cgraph_remove_edge): Call edge removal hooks.
11579 (cgraph_node_remove_callees): Call edge removal hooks.
11580 (cgraph_node_remove_callers): Call edge removal hooks.
11581 (cgraph_remove_node): Call node removal hooks.
11582 (cgraph_clone_edge): Call edge duplication hooks.
11583 (cgraph_clone_node): Call node duplication hooks.
11585 * cgraph.h (cgraph_edge): New field uid.
11586 (cgraph_edge_hook): New type.
11587 (cgraph_node_hook): New type.
11588 (cgraph_2edge_hook): New type.
11589 (cgraph_2node_hook): New type.
11591 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
11593 * config.in: Regenerate.
11595 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
11597 * gcc.c (print_sysroot): New.
11598 (option_map, display_help, process_command): Handle the
11599 -print-sysroot option.
11600 (main): Print the sysroot if requested.
11601 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
11603 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11606 * unwind-pe.h (size_of_encoded_value): add attribute unused.
11608 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
11610 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
11611 (assign_parm_setup_block_p): Also check mode of entry_parm.
11613 2008-07-07 Richard Guenther <rguenther@suse.de>
11615 * tree-ssa-structalias.h (set_used_smts): Remove.
11616 * tree-ssa-structalias.c (used_smts): Likewise.
11617 (set_used_smts): Likewise.
11618 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
11619 call to set_used_smts.
11621 2008-07-07 Richard Guenther <rguenther@suse.de>
11623 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
11624 (new_var_info): Set it to false.
11625 (solution_set_add): Correctly handle pointers outside a var and
11627 (type_safe): Treat variables with is_full_var properly.
11628 (do_sd_constraint): Likewise.
11629 (do_ds_constraint): Likewise.
11630 (process_constraint): Remove zeroing offset for !use_field_sensitive.
11631 (get_constraint_for_ptr_offset): New function.
11632 (get_constraint_for_component_ref): For addresses at least include
11633 the last field of the variable. Handle is_full_vars properly.
11634 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
11635 (handle_ptr_arith): Remove.
11636 (find_func_aliases): Simplify assignment handling.
11637 (create_function_info_for): For parameter and result varinfos set
11639 (create_variable_info_for): Set is_full_var flag whenever we
11640 just created a single varinfo for a decl.
11641 (init_alias_vars): Initialize use_field_sensitive from
11642 max-fields-for-field-sensitive parameter.
11644 2008-07-07 Richard Guenther <rguenther@suse.de>
11646 PR tree-optimization/36713
11647 * tree-flow-inline.h (is_call_used): New function.
11648 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
11649 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11650 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
11652 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11654 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
11656 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
11658 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
11660 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11661 Nathan Sidwell <nathan@codesourcery.com>
11663 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
11664 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
11666 * config/m68k/t-linux: New.
11667 * doc/install.texi: Document m68k-*-linux is now multilibbed by
11670 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
11672 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
11673 * config/m68k/m68k-devices.def: Remove multilibs that only differ
11676 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11678 * gcc.c (execute): Fix -Wc++-compat warning.
11680 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
11683 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
11684 constant for little endian.
11686 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
11688 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
11689 mips_base_mips16 instead of TARGET_MIPS16.
11690 (mips_base_mips16): Declare.
11691 * config/mips/mips.c (mips_base_mips16): Make global.
11692 (was_mips16_p): Remove GTY marker.
11693 (was_mips16_pch_p): New variable.
11694 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
11695 (mips_override_options): Force to non-MIPS16 mode initially.
11696 Do not complain about MIPS16 PIC incompatibilities here.
11697 Only allow -mgpopt if -mexplicit-relocs is in force for
11700 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
11702 * configure.ac: Check for caddr_t, define to char * if not defined.
11703 * configure: Regenerate.
11704 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
11705 (mmap_gt_pch_use_address): Likewise.
11706 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
11708 2008-07-06 Richard Guenther <rguenther@suse.de>
11710 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
11711 (new_var_info): Deal with it.
11712 (solution_set_add): Likewise.
11713 (bitpos_of_field): Make signed, fix.
11714 (struct fieldoff): Remove type and decl fields. Make size field
11715 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
11717 (fieldoff_compare): Deal with it.
11718 (push_fields_onto_fieldstack): Remove has_union argument, glob
11719 adjacent non-pointer fields together.
11720 (create_function_info_for): Do not set has_union.
11721 (create_variable_info_for): Simplify.
11723 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
11725 * config.gcc (extra_headers): Add cross-stdarg.h for target
11726 x86_64-*-* and i?86-*-*.
11727 * config/i386/cross-stdarg.h: New.
11728 * builtins.c (std_fn_abi_va_list): New.
11729 (std_canonical_va_list_type): New.
11730 (stabilize_va_list): Replace va_list_type_node use by
11731 mtarget.canonical_va_list_type.
11732 (gimplify_va_arg_expr): Likewise.
11733 (expand_builtin_va_copy): Replace va_list_type_node use by
11734 mtarget.fn_abi_va_list.
11735 * tree-sra.c (is_va_list_type): New helper.
11736 (decl_can_be_decomposed_p): Replace
11737 va_list_type_node use by is_va_list_type.
11738 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
11739 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11740 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
11741 * config/i386/i386-protos.h (ix86_get_valist_type): New.
11742 (ix86_enum_va_list): New.
11743 * config/i386/i386.c (sysv_va_list_type_node): New.
11744 (ms_va_list_type_node): New.
11745 (ix86_function_type_abi): Remove sorry.
11746 (ix86_build_builtin_va_list_abi): New.
11747 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
11748 for 64-bit targets.
11749 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
11750 (ix86_init_builtins_va_builtins_abi): New.
11751 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
11752 for 64-bit targets.
11753 (ix86_handle_abi_attribute): New.
11754 (attribute_spec): Add sysv_abi and ms_abi.
11755 (ix86_fn_abi_va_list): New.
11756 (ix86_canonical_va_list_type): New.
11757 (ix86_enum_va_list): New.
11758 (TARGET_FN_ABI_VA_LIST): New.
11759 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11760 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
11761 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
11762 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11763 (TARGET_ENUM_VA_LIST): New.
11764 * expr.h (std_fn_abi_va_list): New.
11765 (std_canonical_va_list_type): New.
11766 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
11767 (TARGET_CANONICAL_VA_LIST_TYPE): New.
11768 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
11769 TARGET_CANONICAL_VA_LIST_TYPE.
11770 * target.h (struct gcc_target): Add fn_abi_va_list hook
11771 and canonical_va_list_type hook.
11773 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
11775 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
11776 integral and pointer types.
11778 2008-07-04 Roger Sayle <roger@eyesopen.com>
11780 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
11781 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
11783 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
11786 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
11788 2008-07-04 Jakub Jelinek <jakub@redhat.com>
11790 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
11791 build_gimple_modify_stmt.
11792 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
11793 gimple operand. Use fold_build* instead of build*.
11795 2008-07-04 Richard Guenther <rguenther@suse.de>
11797 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
11798 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
11799 properly to compute the reachability set if we do field-sensitive PTA.
11800 * invoke.texi (max-fields-for-field-sensitive): Document default.
11801 * opts.c (decode_options): Set max-fields-for-field-sensitive to
11802 100 for optimize >= 2.
11804 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11806 * ggc-zone.c (lookup_page_table_if_allocated,
11807 set_page_table_entry, zone_find_object_size, alloc_small_page,
11808 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
11809 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
11810 -Wc++-compat and/or -Wcast-qual warnings.
11812 2008-07-04 Alan Modra <amodra@bigpond.net.au>
11815 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
11816 pic_offset_table_rtx to be marked as used here.
11817 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
11818 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
11819 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
11820 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
11821 !TARGET_SECURE_PLT.
11823 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11825 * alloc-pool.c (hash_descriptor, eq_descriptor,
11826 alloc_pool_descriptor): Fix -Wc++-compat warnings.
11827 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
11829 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
11830 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
11831 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
11832 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
11835 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
11837 * tree-flow.h (loop_only_exit_p): Declare.
11838 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
11839 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
11840 the number of iterations if it is constant. Otherwise, if this is the
11841 only possible exit of the loop, use the conservative estimate on the
11842 number of iterations of the entire loop if available.
11844 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
11846 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
11847 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
11848 Add synchronization functions.
11849 * config/sync.c: New file.
11850 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
11851 (LIBGCC_SYNC_CFLAGS): Likewise.
11853 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
11856 * config/i386/i386.md (mode): Add TF to "mode" attribute.
11857 (*pushtf_sse): New insn pattern.
11858 (pushtf splitters): New splitters.
11860 2008-07-03 Michael Meissner <gnu@the-meissners.org>
11862 PR middle-end/35736
11863 * predict.c (build_predict_expr): Use void_type_node for the tree
11864 type, instead of NULL_TREE.
11866 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
11868 * config/i386/i386.c (contains_aligned_value_p): Return true
11870 (ix86_data_alignment): Align TCmode to 128bits.
11871 (ix86_local_alignment): Likewise.
11873 2008-07-03 Andrew Haley <aph@redhat.com>
11876 * vec.h (VEC_TA): New.
11877 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
11878 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
11879 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
11880 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
11881 (C_COMMON_FIXED_TYPES): Remove first arg.
11882 (C_COMMON_FIXED_MODE_TYPES): Likewise.
11883 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
11884 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
11885 not to use empty macro arguments.
11887 2008-07-02 Joseph Myers <joseph@codesourcery.com>
11889 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
11890 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
11891 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
11892 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
11893 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
11894 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
11895 config/ia64/crtn.asm, config/m68hc11/larith.asm,
11896 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
11897 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
11898 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
11899 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
11900 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
11901 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
11902 config/rs6000/e500crtres64gpr.asm,
11903 config/rs6000/e500crtres64gprctr.asm,
11904 config/rs6000/e500crtrest32gpr.asm,
11905 config/rs6000/e500crtrest64gpr.asm,
11906 config/rs6000/e500crtresx32gpr.asm,
11907 config/rs6000/e500crtresx64gpr.asm,
11908 config/rs6000/e500crtsav32gpr.asm,
11909 config/rs6000/e500crtsav64gpr.asm,
11910 config/rs6000/e500crtsav64gprctr.asm,
11911 config/rs6000/e500crtsavg32gpr.asm,
11912 config/rs6000/e500crtsavg64gpr.asm,
11913 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
11914 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
11915 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
11916 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
11917 config/sparc/sol2-cn.asm: Remove .file directives.
11919 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
11921 * resource.c (mark_referenced_resources): Look inside
11922 UNSPEC_VOLATILEs and ASM_INPUTs.
11924 2008-07-02 Ian Lance Taylor <iant@google.com>
11926 * rtlanal.c (add_reg_note): New function.
11927 * rtl.h (add_reg_note): Declare.
11928 * auto-inc-dec.c (attempt_change): Use add_reg_note.
11929 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
11930 * builtins.c (expand_builtin_longjmp): Likewise.
11931 (expand_builtin_nonlocal_goto): Likewise.
11932 * calls.c (emit_call_1, expand_call): Likewise.
11933 * cfgexpand.c (add_reg_br_prob_note): Likewise.
11934 * cfglayout.c (fixup_reorder_chain): Likewise.
11935 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
11936 (commit_one_edge_insertion): Likewise.
11937 * combine.c (move_deaths, distribute_notes): Likewise.
11938 * df-problems.c (df_set_note): Likewise.
11939 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
11940 (set_unique_reg_note): Likewise.
11941 (emit_copy_of_insn_after): Likewise.
11942 * expr.c (expand_expr_real): Likewise.
11943 * gcse.c (add_label_notes): Likewise.
11944 * haifa-sched.c (create_check_block_twin): Likewise.
11945 * jump.c (mark_jump_label_1): Likewise.
11946 * loop-doloop.c (add_test, doloop_modify): Likewise.
11947 * loop-unswitch.c (compare_and_jump_seq): Likewise.
11948 * lower-subreg.c (move_eh_region_note): Likewise.
11949 * optabs.c (emit_libcall_block): Likewise.
11950 * predict.c (predict_insn): Likewise.
11951 (combine_predictions_for_insn): Likewise.
11952 * recog.c (peephole2_optimize): Likewise.
11953 * regmove.c (try_auto_increment): Likewise.
11954 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
11955 * reload.c (find_reloads): Likewise.
11956 * reload1.c (fixup_eh_region_note): Likewise.
11957 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
11958 * reorg.c (delete_prior_computation): Likewise.
11959 (delete_computation, dbr_schedule): Likewise.
11960 * config/pa/pa.c (legitimize_pic_address): Likewise.
11961 * config/sh/sh.c (sh_reorg): Likewise.
11963 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11966 * config/libgcc-glibc.ver: Add %exclude.
11967 * config/m32r/libgcc-glibc.ver: Likwise.
11968 * config/s390/libgcc-glibc.ver: Likwise.
11969 * config/sh/libgcc-glibc.ver: Likwise.
11970 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
11972 * config/i386/libgcc-glibc.ver: New.
11974 * config/i386/libgcc-x86_64-glibc.ver: Removed.
11976 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
11978 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
11979 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
11980 i[34567]86-*-linux*, x86_64-*-linux*. Add
11981 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
11982 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
11983 x86_64-*-linux*. Add i386/t-linux to tmake_file for
11984 i[34567]86-*-linux*, x86_64-*-linux*.
11986 * libgcc-std.ver: Add empty GCC_4.4.0.
11988 * mkmap-symver.awk: Support multiple versions per symbol.
11990 * config/i386/i386.c (ix86_init_builtins): Always define
11991 __builtin_fabsq and __builtin_copysignq with fallbacks.
11992 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
11993 and __builtin_copysignq if SSE2 isn't available.
11995 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
11996 (LIBGCC2_TF_CEXT): Likwise.
11997 (TF_SIZE): Likwise.
11999 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
12001 * config/i386/sfp-machine.h: Moved to libgcc.
12003 * config/i386/sfp-machine.h: New.
12004 * config/i386/t-linux: Likwise.
12006 * config/i386/t-darwin: Remove softfp_wrap_start and
12008 * config/i386/t-darwin64: Likewise.
12010 * config/i386/t-fprules-softfp64: Renamed to ...
12011 * config/i386/t-fprules-softfp: This.
12013 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
12014 and softfp_wrap_end.
12016 2008-07-02 Jason Merrill <jason@redhat.com>
12018 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
12020 * tree.c (ctor_to_list): New fn.
12021 * tree.h: Declare it.
12022 (CONSTRUCTOR_ELT): New macro.
12023 (CONSTRUCTOR_NELTS): New macro.
12025 2008-07-02 Richard Guenther <rguenther@suse.de>
12027 * tree-ssa-structalias.c (struct variable_info): Reorder
12028 to fill padding on 64bit hosts. Make collapsed_to an int.
12029 (get_varinfo_fc): Deal with that.
12030 (new_var_info): Likewise.
12031 (collapse_rest_of_var): Likewise.
12033 2008-07-02 Joshua Sumali <jsumali@redhat.com>
12035 * doc/install.texi (--enable-java-home): Document.
12036 (--enable-aot-compile-rpm): Likewise.
12037 (--with-arch-directory): Likewise.
12038 (--with-os-directory): Likewise.
12039 (--with-origin-name): Likewise.
12040 (--with-arch-suffix): Likewise.
12041 (--with-jvm-root-dir): Likewise.
12042 (--with-jvm-jar-dir): Likewise.
12043 (--with-python-dir): Likewise.
12045 2008-07-02 Richard Guenther <rguenther@suse.de>
12047 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
12048 from decls explicitly. Merge operand checking from tuples.
12050 2008-07-02 Martin Jambor <mjambor@suse.cz>
12052 * tree-switch-conversion.c: Included timevar.h which I forgot before.
12054 2008-07-02 Martin Jambor <mjambor@suse.cz>
12056 * tree-switch-conversion.c: Included timevar.h
12057 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
12059 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
12061 2008-07-02 Martin Jambor <mjambor@suse.cz>
12063 * tree-switch-conversion.c: Corrected various comments and
12065 (build_constructors): Fixed minor formatting mistakes.
12067 * invoke.texi (Optimize Options): Corrected the
12068 switch-conversion-max-branch-ratio parameter.
12070 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
12072 * final.c (asm_insn_count): Return zero for an empty asm body.
12074 2008-07-02 Richard Guenther <rguenther@suse.de>
12076 * bitmap.h (bitmap_set_bit): Return bool.
12077 (bitmap_clear_bit): Likewise.
12078 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
12079 write to the bitmap if it would.
12080 (bitmap_clear_bit): Likewise.
12081 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
12082 bitmap_set_bit return value.
12083 (add_pred_graph_edge): Likewise.
12084 (add_graph_edge): Likewise.
12085 (do_sd_constraint): Likewise.
12086 (do_ds_constraint): Likewise.
12088 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12090 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
12091 Fix -Wc++-compat and/or -Wcast-qual warnings.
12092 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
12093 gen_regparm_prefix): Likewise.
12094 * vmsdbgout.c (write_modbeg, lookup_filename,
12095 vmsdbgout_source_line, vmsdbgout_init): Likewise.
12097 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
12099 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
12100 defaults.h definition apply.
12102 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12104 * function.c (assign_parm_remove_parallels): New.
12105 (assign_parm_setup_block_p): Do not return true for non-BLKmode
12107 (assign_parm_setup_block): Do not handle them.
12108 (assign_parm_setup_reg, assign_parm_setup_stack): Call
12109 assign_parm_remove_parallels.
12111 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12113 * c-typeck.c (convert_for_assignment): Use
12114 vector_targets_convertible_p.
12115 * c-common.c (vector_targets_convertible_p): New.
12116 * c-common.h (vector_targets_convertible_p): New prototype.
12117 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
12118 opaque_p_V2SI_type_node.
12120 2008-07-01 Steve Ellcey <sje@cup.hp.com>
12122 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
12125 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
12127 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
12128 TFmode constants via two element DImode vector for hosts with
12129 HOST_BITS_PER_WIDE_INT < 64.
12130 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
12131 also for HOST_BITS_PER_WIDE_INT < 64.
12133 2008-07-01 Richard Guenther <rguenther@suse.de>
12135 PR tree-optimization/36666
12136 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
12137 (get_constraint_exp_from_ssa_var): Split into ...
12138 (get_constraint_exp_for_temp): ... this ...
12139 (get_constraint_for_ssa_var): ... and that.
12140 Return constraint expressions for all touched sub-fields
12141 if the results address is not taken.
12142 (process_constraint): Remove assertion that aggregate
12143 assignments do not happen at this place.
12144 (get_constraint_for_component_ref): Add address_p argument.
12145 Return constraint expressions for all touched sub-fields
12146 if the results address is not taken.
12147 (do_deref): Use get_constraint_exp_for_temp.
12148 (get_constraint_for_1): Rename from ...
12149 (get_constraint_for): ... this. Add the old function as wrapper.
12150 (do_structure_copy): Use get_constraint_for_1.
12152 2008-07-01 Martin Jambor <mjambor@suse.cz>
12154 * Makefile.in (tree-switch-conversion.o): Add.
12155 (OBJS-common): Add tree-swtch-conversion.o.
12156 * passes.c (init_optimization_passes): Add pass_convert_switch.
12157 * tree-pass.h: (pass_convert_switch): Add.
12158 * tree-switch-conversion.c: New file.
12159 * gcc.dg/tree-ssa/cswtch.c: New testcase.
12160 * common.opt (ftree-cswtch): New option.
12161 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12162 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12163 * opts.c (decode_options): Set flag_tree_switch_conversion when
12164 optimization level is >= 2.
12165 * doc/invoke.texi (Optimize Options): Added description of
12166 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
12168 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12170 * config/darwin-driver.c (darwin_default_min_version): Fix
12171 -Wc++-compat warnings.
12173 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
12175 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
12178 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12180 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
12182 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12184 PR rtl-optimization/34744
12185 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
12186 (df_scan_free_internal): Free data structures not
12187 allocated in storage pools.
12188 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
12189 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
12190 df_scan_free_mws_vec.
12191 * dse.c (dse_step6): Free offset_map_p and offset_map_n
12194 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
12196 * config/i386/i386.c (contains_aligned_value_p): Return true
12198 (ix86_function_arg_boundary): Return its natural boundary
12200 (return_in_memory_32): Don't check TDmode.
12201 (ix86_split_to_parts): Support splitting into 4 parts and
12202 support TFmode for 32bit target.
12203 (ix86_split_long_move): Support splitting into 4 parts.
12204 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
12206 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
12207 (ix86_init_builtins): Here.
12208 (ix86_scalar_mode_supported_p): Always return true for TFmode.
12209 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
12210 'q' and 'w', respectively.
12212 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
12214 (movtf_internal): Likewise.
12215 (<code>tf2): Likewise.
12216 (*absnegtf2_sse): Likewise.
12217 (copysign<mode>3): Likewise.
12218 (copysign<mode>3_const): Likewise.
12219 (copysign<mode>3_var): Likewise.
12220 (define_split UNSPEC_COPYSIGN): Likewise.
12221 * config/i386/sse.md (*nandtf3): Likewise.
12222 (<code>tf3): Likewise.
12223 (*<code>tf3): Likewise.
12225 2008-06-30 Joey Ye <joey.ye@intel.com>
12226 H.J. Lu <hongjiu.lu@intel.com>
12228 * global.c (compute_regsets): Set frame_pointer_needed here.
12229 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
12231 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12233 * doc/install.texi (specific): Expand Windows build notes.
12235 2008-06-30 Ira Rosen <irar@il.ibm.com>
12237 PR tree-optimization/36648
12238 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
12239 number of prolog iterations by step. Fix the comment.
12241 2008-06-30 Richard Guenther <rguenther@suse.de>
12243 PR middle-end/36671
12244 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
12245 handle calls from ECF_MALLOC functions.
12246 (handle_pure_call): ECF_MALLOC functions do not return
12248 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
12250 2008-06-29 Andreas Schwab <schwab@suse.de>
12252 * config/m68k/m68k.c (print_operand): Always print a float
12254 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
12255 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
12258 * config/rs6000/x-linux64: Remove never used file.
12260 2008-06-29 Richard Guenther <rguenther@suse.de>
12262 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
12264 (struct alias_info): Move ...
12265 * tree-ssa-alias.c: ... here.
12266 (update_alias_info): Declare.
12267 (compute_may_aliases): Call it.
12268 (update_alias_info): New function.
12269 * tree-ssa-structalias.c (update_alias_info): Move ...
12270 * tree-ssa-alias.c (update_alias_info_1): ... here.
12271 * tree-ssa-structalias.c (process_constraint_1): Remove
12272 unused from_call argument. Rename to ...
12273 (process_constraint): ... this. Delete old wrapper.
12274 (make_constraint_to): Adjust callers.
12275 (handle_const_call): Likewise.
12276 (handle_pure_call): Likewise.
12277 (init_base_vars): Likewise.
12278 (handle_lhs_call): Likewise. Remove unnecessary constraint.
12279 (find_func_aliases): We don't need structure copies for
12281 (make_constraint_from_anything): Remove.
12282 (create_variable_info_for): For globals make constraints
12283 from escaped, not from anything.
12284 (compute_points_to_sets): Do not call update_alias_info.
12285 (ipa_pta_execute): Use make_constraint_from.
12287 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12289 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
12290 (bitmap.o-warn, dominance.o-warn): New.
12291 * configure.ac (cxx_compat_warn): Delete.
12292 (loose_warn): Add -Wcast-qual and -Wc++-compat.
12293 * system.h: Remove #pragma diagnostic for -Wcast-qual and
12295 * configure: Regenerate.
12297 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
12300 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12302 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
12303 * df-scan.c (df_notes_rescan): Likewise.
12304 * ggc-page.c (set_page_table_entry): Likewise.
12305 * intl.c (gcc_gettext_width): Likewise.
12306 * varasm.c (get_unnamed_section, get_noswitch_section,
12307 get_section): Likewise.
12309 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
12311 * regrename.c (build_def_use): Don't copy RTX.
12313 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
12315 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
12316 (Type Attributes): Fix nesting of @table and @subsection. Adjust
12317 punctuation. Use @ref instead of @xref.
12318 (Function Names): Remove stray @display/@end display.
12319 (C++ Attributes): Use @ref instead of @xref.
12320 (Deprecated Features): Fix punctuation around @xref.
12321 (Backwards Compatibility): Likewise.
12322 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
12324 2008-06-28 Joseph Myers <joseph@codesourcery.com>
12326 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
12327 constants for E500 double.
12329 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12331 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
12332 element type of const_vector.
12334 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
12336 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
12337 Remove FLAGS_REG clobber from expander pattern.
12338 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
12339 (anddi3, andsi3, andhi3, andqi3): Ditto.
12340 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
12341 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
12342 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
12343 (ashlsi3, ashlhi3, ashlqi3): Ditto.
12344 (ashrsi3, ashrhi3, ashrqi3): Ditto.
12345 (lshrsi3, lshrhi3, lshrqi3): Ditto.
12346 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
12347 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
12349 2008-06-28 Richard Guenther <rguenther@suse.de>
12351 * tree-ssa-structalias.c (callused_id, var_callused,
12352 callused_tree): Add.
12353 (handle_pure_call): New function.
12354 (find_func_aliases): Call it.
12355 (find_what_p_points_to): Handle the call-used set.
12356 (clobber_what_escaped): Likewise.
12357 (compute_call_used_vars): New function.
12358 (init_base_vars): Init the call-used variable.
12359 (do_sd_constraint): Do not propagate the solution from CALLUSED
12360 but use CALLUSED as a placeholder.
12361 (solve_graph): Likewise.
12362 * tree-flow-inline.h (gimple_call_used_vars): New function.
12363 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
12364 (compute_call_used_vars): Declare.
12365 * tree-ssa-alias.c (set_initial_properties): Call
12366 compute_call_used_vars.
12367 (reset_alias_info): Clear call-used variables.
12368 (add_call_clobber_ops): Assert we are not called for const/pure
12369 functions. Remove handling of them.
12370 (add_call_read_ops): Handle pure functions by adding the
12371 call-used set of variables as VUSEs.
12372 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
12373 (delete_tree_ssa): Free it.
12374 * tree-dfa.c (remove_referenced_var): Clear the var from the
12377 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
12379 * tree.c (build_varargs_function_type_list): New.
12380 (build_function_type_list_1): New.
12381 (build_function_type_list): Use build_function_type_list_1.
12382 * tree.h (build_varargs_function_type_list): New.
12384 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12387 * config/spu/spu.c (spu_builtin_splats): Do not generate
12388 invalid CONST_VECTOR expressions.
12389 (spu_expand_vector_init): Likewise.
12391 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
12393 * optabs.c (libfunc_decls): New variable.
12394 (libfunc_decl_hash, libfunc_decl_eq): New functions.
12395 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
12396 for the same function twice.
12398 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
12400 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
12401 ix86_expand_binary_operator directly.
12402 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
12404 (*ashrti3_1): Ditto.
12405 (*lshrti3_1): Ditto.
12406 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
12407 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
12408 using only one splitter. Conditionaly execute splitter before or
12409 after peephole2 pass.
12410 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
12411 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
12412 Use only one alternative in asm template.
12413 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
12415 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
12416 "J" operand constraint for operand 2.
12417 (*ashldi3_cconly_rex64): Ditto.
12418 (*ashrdi3_cmp_rex64): Ditto.
12419 (*ashrdi3_cconly_rex64): Ditto.
12420 (*lshrdi3_cmp_rex64): Ditto.
12421 (*lshrdi3_cconly_rex64): Ditto.
12422 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
12423 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
12424 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
12427 2008-06-27 Jakub Jelinek <jakub@redhat.com>
12429 * gimplify.c (omp_is_private): Don't return true if decl is not
12430 already private on #pragma omp for or #pragma omp parallel for.
12433 * tree-cfg.c (struct move_stmt_d): Replace block field with
12434 orig_block and new_block fields.
12435 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
12436 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
12437 (move_block_to_fn): Replace vars_map and new_label_map arguments
12438 with struct move_stmt_d pointer.
12439 (replace_block_vars_by_duplicates): New function.
12440 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
12441 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
12442 all subblocks of ORIG_BLOCK to the new function. Call
12443 replace_block_vars_by_duplicates.
12444 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
12445 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
12446 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
12447 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
12448 (expand_omp): Temporarily set input_location to the location of
12449 region's controlling stmt.
12450 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
12451 BIND_EXPR, push ctx->block_vars and gimplification vars into
12452 the BIND_EXPR and its block's BLOCK_VARS instead of directly
12453 into dest function.
12454 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
12455 there are any BLOCK_VARS.
12456 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
12457 OMP_PARALLEL or OMP_TASK stmt.
12458 (lower_omp): Save and restore input_location around the lower_omp_1
12461 2008-06-27 Richard Guenther <rguenther@suse.de>
12463 PR tree-optimization/36400
12464 PR tree-optimization/36373
12465 PR tree-optimization/36344
12466 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
12467 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
12468 (update_alias_info): Remove call clobbering code.
12469 (make_constraint_to): New helper function.
12470 (make_escape_constraint): Likewise.
12471 (handle_rhs_call): Use it on all pointer containing arguments.
12472 Also mark the static chain escaped.
12473 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
12474 instead of ANYTHING.
12475 (make_constraint_from): New helper split out from ...
12476 (make_constraint_from_anything): ... here.
12477 (find_func_aliases): Add constraints for escape sites.
12478 (intra_create_variable_infos): Make constraints from NONLOCAL
12480 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
12482 (clobber_what_p_points_to): Remove.
12483 (clobber_what_escaped): New function.
12484 (init_base_vars): Init NONLOCAL and ESCAPED.
12485 (do_sd_constraint): Do not propagate the solution from ESCAPED
12486 but use ESCAPED as a placeholder.
12487 (solve_graph): Likewise.
12488 * tree-flow.h (clobber_what_p_points_to): Remove.
12489 (clobber_what_escaped): Declare.
12490 * tree-ssa-alias.c (set_initial_properties): Call it.
12491 Remove code clobbering escaped pointers.
12493 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12495 * function.c (allocate_struct_function): Only allocate a unique
12496 funcdef_no if the decl is nonzero.
12498 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12500 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
12501 * config/mips/mips.c (mips_split_const_insns): New function.
12502 * config/mips/mips.md (move_type): New attribute.
12503 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
12504 (dword_mode): New attribute.
12505 (type): Avoid long line. Map "move_type"s to "type"s,
12506 choosing "multi" for doubleword moves if appropriate.
12507 Swap MTC/MFC comments to match their declaration order.
12508 (extended_mips16): Default to "yes" if "move_type" is "sll0",
12509 "type" is "branch" or "jal" is "direct".
12510 (length): Handle "extended_mips16" first. Make the default
12511 "0" for "ghost" instructions. Set the length from "move_type".
12512 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
12513 of "type", with "sll0" for the register alternative. Remove the
12514 "extended_mips16" attribute.
12515 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
12516 of "type", with "shift_shift" for the register alternative.
12517 Remove the "length" attribute.
12518 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
12519 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
12520 of "type", with "andi" for the register alternative.
12521 (*zero_extendqihi2): Likewise.
12522 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
12523 of "andi" instead of a "type" of "arith".
12524 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
12526 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
12527 (mov_<store>r, *mov<mode>_ra): Likewise.
12528 (extendsidi2): Use "move_type" instead of "type", with "move"
12529 for the register alternative.
12530 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
12531 of "type", with "signext" for the register alternative.
12532 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
12533 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
12534 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
12535 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
12536 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
12537 (unnamed branch insn): Likewise.
12538 (*movdi_gp32_fp64): Fold into...
12539 (*movdi_32bit): ...here.
12540 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
12541 (*movdf_hardfloat): ...this new pattern.
12542 (*movdf_softfloat): Remove redundant FPR alternatives.
12543 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
12544 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
12545 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
12546 the "move" attribute.
12547 (*movdi_32bit): Use "move_type" instead of "type" and remove the
12548 "length" attribute. Use "fpload" and "fpstore" instead of "load"
12549 and "store" for COP loads and stores.
12550 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
12551 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
12552 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
12553 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
12554 (*movtf_mips16, *movv2sf): Likewise.
12555 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
12556 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
12557 (mfhc1<mode>): Use "move_type" instead of "move".
12558 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
12559 (loadgp_blockage): Remove the "length" attribute.
12560 (blockage, set_got_version, update_got_version): Likewise.
12561 (call_internal): Remove the "extended_mips16" attribute.
12562 (call_value_internal, call_value_multiple_internal): Likewise.
12563 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
12565 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
12566 the "length" attribute.
12568 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12570 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
12571 -Wcast-qual warnings.
12572 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
12573 handle_pragma_pop_macro): Likewise.
12574 * collect2.c (resolve_lib_name): Likewise.
12575 * config/arc/arc.c (arc_init): Likewise.
12576 * config/arm/arm.c (neon_builtin_compare,
12577 locate_neon_builtin_icode): Likewise.
12578 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
12579 * config/bfin/bfin.c (bfin_init_machine_status,
12580 bfin_optimize_loop): Likewise.
12581 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
12582 * config/cris/cris.c (cris_init_expanders): Likewise.
12583 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
12584 * config/darwin.c (machopic_indirection_eq,
12585 machopic_indirection_name, machopic_output_indirection): Likewise.
12586 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
12587 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
12588 frv_optimize_membar): Likewise.
12589 * config/i386/cygwin.h (mingw_scan,
12590 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
12591 * config/i386/cygwin1.c (mingw_scan): Likewise.
12592 * config/i386/i386.c (machopic_output_stub): Likewise.
12593 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
12594 i386_pe_unique_section): Likewise.
12595 * config/ia64/ia64.c (ia64_init_machine_status,
12596 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
12598 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
12599 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
12600 * config/m68k/m68k.c (m68k_handle_option,
12601 m68k_sched_md_init_global): Likewise.
12602 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
12603 mcore_unique_section): Likewise.
12604 * config/mips/mips.c (mips_block_move_straight,
12605 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
12607 * config/mmix/mmix.c (mmix_init_machine_status,
12608 mmix_encode_section_info): Likewise.
12609 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
12610 * config/rs6000/rs6000.c (rs6000_init_machine_status,
12611 print_operand_address, output_toc, redefine_groups,
12612 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
12613 * config/s390/s390.c (s390_init_machine_status): Likewise.
12614 * config/score/score.c (score_block_move_straight,
12615 score_block_move_loop_body): Likewise.
12616 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
12617 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
12618 * emit-rtl.c (find_auto_inc): Likewise.
12619 * gcc.c (translate_options, process_command): Likewise.
12620 * reorg.c (dbr_schedule): Likewise.
12621 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
12622 * xcoffout.c (xcoffout_declare_function): Likewise.
12624 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
12626 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
12627 ipa-pta working again.
12629 2008-06-27 David Edelsohn <edelsohn@gnu.org>
12631 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
12634 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
12636 * config.gcc (powerpc*-*-*): Add new core e500mc.
12637 * config/rs6000/e500mc.md: New file.
12638 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12640 (rs6000_override_options): Add e500mc case to
12641 processor_target_table. Altivec and Spe options not allowed
12642 with e500mc. Add isel instruction to e500mc by
12643 default. Initialize rs6000_cost for e500mc.
12644 (rs6000_issue_rate): Set issue rate for e500mc.
12645 * config/rs6000/rs6000.h (processor_type): Add
12646 PROCESSOR_PPCE500MC.
12647 (ASM_CPU_SPEC): Add e500mc.
12648 Set TARGET_ISEL to rs6000_isel.
12649 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
12650 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
12651 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
12653 * doc/invoke.texi: Add e500mc to list of cpus.
12655 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12658 * c-lex.c (lex_charconst): Initialize unsignedp.
12660 2008-06-27 Olivier Hainque <hainque@adacore.com>
12662 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
12663 documented assumptions.
12665 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
12667 * dwarf2out.c: Remove trailing white spaces. Break long line
12670 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
12672 * libfuncs.h (LTI_synchronize): New libfunc_index.
12673 (synchronize_libfunc): Declare.
12674 * builtins.c (expand_builtin_synchronize): Consider using
12675 synchronize_libfunc before falling back on an asm blockage.
12676 * config/mips/mips.c: Include libfuncs.h
12677 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
12679 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
12681 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
12682 parameter. Copy stack_reg to r11 where appropriate.
12683 (no_global_regs_above): Add gpr parameter.
12684 (rs6000_stack_info): Only add padding for SPE save area if we
12685 are saving SPE GPRs and CR.
12686 (saveres_routine_syms): New variable.
12687 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
12689 (rs6000_savres_routine_sym): New function.
12690 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
12692 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
12693 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
12694 Tweak FPR out-of-line saving.
12695 (rs6000_make_savres_rtx): New function.
12696 (rs6000_use_multiple_p): New function.
12697 (rs6000_savres_strategy): New function.
12698 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
12699 out-of-line if appropriate.
12700 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
12701 if we are optimizing for size.
12702 (GP_SAVE_INLINE): Define.
12703 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
12704 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
12705 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
12706 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
12707 (*save_fpregs_<mode>): Add use of r11.
12708 (*restore_gpregs_<mode>): New insn.
12709 (*return_and_restore_gpregs_<mode>): New insn.
12710 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
12712 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
12713 (*restore_gpregs_spe): New insn.
12714 (*return_and_restore_gpregs_spe): New insn.
12715 * config/rs6000/predicates.md (save_world_operation): Fix check.
12717 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12719 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
12720 this point, so assert that.
12722 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12724 * cfganal.c: Include vec.h and vecprim.h.
12725 (compute_idf): Import from...
12726 * tree-into-ssa (compute_idf): ...here.
12727 * basic-block.h (compute_idf): Export.
12729 2008-06-26 Joseph Myers <joseph@codesourcery.com>
12731 * c-decl.c (merge_decls): Use !current_function_decl to check for
12732 extern declaration of C99 inline function being at file scope.
12734 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
12736 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
12738 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12740 * alias.c (record_alias_subset, init_alias_analysis): Fix
12741 -Wc++-compat and/or -Wcast-qual warnings.
12742 * attribs.c (lookup_attribute_spec): Likewise.
12743 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
12744 copy_bb, connect_traces,
12745 find_rarely_executed_basic_blocks_and_cr): Likewise.
12746 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
12747 note_btr_set, migrate_btr_defs): Likewise.
12748 * builtins.c (result_vector, expand_builtin_memcpy,
12749 expand_builtin_mempcpy_args, expand_builtin_strncpy,
12750 builtin_memset_read_str, expand_builtin_printf,
12751 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
12753 * caller-save.c (mark_set_regs): Likewise.
12754 * calls.c (expand_call, emit_library_call_value_1): Likewise.
12755 * cgraph.c (cgraph_edge): Likewise.
12756 * combine.c (likely_spilled_retval_1): Likewise.
12757 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
12758 htab_counts_entry_del, get_coverage_counts): Likewise.
12759 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
12760 new_cselib_val): Likewise.
12761 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
12762 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
12764 * df-core.c (df_compact_blocks): Likewise.
12765 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
12766 * df-scan.c (df_grow_reg_info, df_ref_create,
12767 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
12768 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
12769 df_record_entry_block_defs, df_record_exit_block_uses,
12770 df_bb_verify): Likewise.
12771 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
12772 DF_REF_EXTRACT_MODE_CONST): New.
12773 * dominance.c (get_immediate_dominator, get_dominated_by,
12774 nearest_common_dominator, root_of_dom_tree,
12775 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
12776 -Wc++-compat and/or -Wcast-qual warnings.
12777 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
12778 record_store, replace_read, check_mem_read_rtx, scan_insn,
12779 dse_step1, dse_record_singleton_alias_set): Likewise.
12780 * dwarf2asm.c (dw2_force_const_mem): Likewise.
12782 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12784 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
12785 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
12786 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
12787 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
12788 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
12789 add_ranges_num, add_ranges_by_labels, file_info_cmp,
12790 file_name_acquire, output_file_names, add_const_value_attribute,
12791 premark_used_types_helper, file_table_eq, file_table_hash,
12792 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
12793 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
12794 -Wcast-qual warnings.
12795 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
12796 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
12797 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
12798 gen_reg_rtx, start_sequence, init_emit): Likewise.
12799 * et-forest.c (et_new_occ, et_new_tree): Likewise.
12800 * except.c (init_eh_for_function, gen_eh_region,
12801 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
12802 arh_to_landing_pad, arh_to_label, add_action_record,
12803 add_call_site, switch_to_exception_section): Likewise.
12804 * expmed.c (synth_mult): Likewise.
12805 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
12806 store_expr): Likewise.
12807 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
12809 * function.c (assign_stack_temp_for_type,
12810 allocate_struct_function, match_asm_constraints_1): Likewise.
12811 * gcov-io.c (gcov_allocate): Likewise.
12812 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
12813 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
12814 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
12815 record_one_set, insert_expr_in_table, insert_set_in_table,
12816 dump_hash_table, compute_hash_table_work, alloc_hash_table,
12817 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
12818 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
12819 -Wcast-qual warnings.
12821 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12823 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
12824 -Wcast-qual warnings.
12825 * gcc.c (process_command): Likewise.
12826 * genattrtab.c (oballoc): Use XOBNEW.
12827 (oballocvec): Define.
12828 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
12829 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
12830 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
12831 -Wc++-compat and/or -Wcast-qual warnings.
12832 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
12833 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
12834 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
12835 gen_presence_absence_set, gen_automaton, gen_regexp_el,
12836 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
12837 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
12838 add_excls, process_presence_absence_names,
12839 process_presence_absence_patterns, add_presence_absence,
12840 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
12841 get_free_state, add_arc, get_free_automata_list_el,
12842 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
12843 transform_3, cache_presence, create_ainsns, create_automata,
12844 create_state_ainsn_table, dfa_insn_code_enlarge,
12845 output_trans_func, output_min_issue_delay_func,
12846 output_dead_lock_func, output_reset_func,
12847 output_get_cpu_unit_code_func, output_dfa_start_func,
12848 expand_automata): Likewise.
12849 * genextract.c (gen_insn): Likewise.
12850 * gengtype-lex.l: Likewise.
12851 * gengtype.c (read_input_list, adjust_field_type,
12852 process_gc_options): Likewise.
12853 * genoutput.c (note_constraint): Likewise.
12854 * genpreds.c (mangle, add_constraint): Likewise.
12855 * genrecog.c (process_define_predicate, new_decision,
12856 add_to_sequence): Likewise.
12857 * gensupport.c (record_insn_name): Likewise.
12859 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12861 * config/i386/driver-i386.c (detect_caches_amd,
12862 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
12863 and/or -Wcast-qual warnings.
12864 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
12865 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
12866 gt_pch_save): Likewise.
12867 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
12868 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
12869 * global.c (compute_regsets): Likewise.
12870 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
12871 finish_graph_dump_file): Likewise.
12872 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
12873 unlink_bb_notes): Likewise.
12874 * integrate.c (get_hard_reg_initial_val): Likewise.
12875 * ipa-prop.c (ipa_push_func_to_list): Likewise.
12876 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
12877 * local-alloc.c (update_equiv_regs): Likewise.
12878 * loop-invariant.c (check_invariant_table_size,
12879 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
12881 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
12882 altered_reg_used, mark_altered): Likewise.
12883 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
12884 insert_var_expansion_initialization,
12885 combine_var_copies_in_loop_exit, apply_opt_in_copies,
12886 release_var_copies): Likewise.
12887 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
12888 analyze_matrix_decl, add_allocation_site, analyze_transpose,
12889 analyze_accesses_for_phi_node, check_var_notmodified_p,
12890 check_allocation_function, find_sites_in_func,
12891 record_all_accesses_in_func, transform_access_sites,
12892 transform_allocation_sites): Likewise.
12893 * omp-low.c (new_omp_region, create_omp_child_function_name,
12894 check_omp_nesting_restrictions, check_combined_parallel,
12895 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
12896 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
12897 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
12898 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
12900 * opts-common.c (prune_options): Likewise.
12901 * opts.c (add_input_filename, print_filtered_help,
12902 get_option_state): Likewise.
12903 * params.c (add_params): Likewise.
12904 * passes.c (set_pass_for_id, next_pass_1,
12905 do_per_function_toporder, pass_fini_dump_file): Likewise.
12906 * postreload.c (reload_cse_simplify_operands): Likewise.
12907 * predict.c (tree_predicted_by_p, tree_predict_edge,
12908 clear_bb_predictions, combine_predictions_for_bb): Likewise.
12910 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12912 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
12914 * recog.c (check_asm_operands, validate_change_1): Likewise.
12915 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
12916 subst_asm_stack_regs): Likewise.
12917 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
12918 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
12919 * regmove.c (reg_is_remote_constant_p): Likewise.
12920 * regrename.c (regrename_optimize, scan_rtx_reg,
12921 kill_clobbered_value, kill_set_value, kill_autoinc_value):
12923 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
12924 regstat_compute_calls_crossed): Likewise.
12925 * reload1.c (init_reload, new_insn_chain,
12926 has_nonexceptional_receiver, reload, copy_reloads,
12927 calculate_needs_all_insns, init_elim_table): Likewise.
12928 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
12929 * rtl.c (shallow_copy_rtx_stat): Likewise.
12930 * rtlanal.c (parms_set): Likewise.
12931 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
12932 sbitmap_resize, sbitmap_vector_alloc): Likewise.
12933 * sched-ebb.c (earliest_block_with_similiar_load,
12934 add_deps_for_risky_insns): Likewise.
12935 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
12936 schedule_region): Likewise.
12937 * see.c (eq_descriptor_pre_extension,
12938 hash_descriptor_pre_extension, hash_del_pre_extension,
12939 eq_descriptor_properties, hash_descriptor_properties,
12940 hash_del_properties, see_seek_pre_extension_expr,
12941 see_initialize_data_structures, see_print_register_properties,
12942 see_print_pre_extension_expr, see_delete_merged_def_extension,
12943 see_delete_unmerged_def_extension, see_emit_use_extension,
12944 see_pre_delete_extension, see_map_extension, see_commit_changes,
12945 see_analyze_merged_def_local_prop,
12946 see_analyze_merged_def_local_prop,
12947 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
12948 see_set_prop_merged_def, see_set_prop_unmerged_def,
12949 see_set_prop_unmerged_use, see_print_one_extension,
12950 see_merge_one_use_extension, see_merge_one_def_extension,
12951 see_store_reference_and_extension, see_update_uses_relevancy,
12952 see_update_defs_relevancy): Likewise.
12953 * statistics.c (hash_statistics_hash, hash_statistics_eq,
12954 hash_statistics_free, curr_statistics_hash): Likewise.
12955 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
12956 expand_asm_operands, expand_return, case_bit_test_cmp,
12957 expand_case): Likewise.
12958 * stor-layout.c (start_record_layout): Likewise.
12959 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
12960 gt_pch_save_stringpool): Likewise.
12961 * tree-data-ref.c (hash_stmt_vertex_info,
12962 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
12963 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
12965 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
12968 * config/i386/i386.md : Change constraints of HImode and QImode
12969 immediate operands from "i" to "n". Change SImode "ni" constraint to
12970 "i" and SImode "rmi" constraint to "g". Remove all constraints
12971 from const0_operand and const1_operand predicated operands.
12972 (i): Change QImode and HImode attribute from "i" to "n".
12973 (*subqi_2): Change HImode operands to QImode.
12976 2008-06-25 Olivier Hainque <hainque@adacore.com>
12978 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
12981 2008-06-25 Richard Guenther <rguenther@suse.de>
12983 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
12984 not overflow the result type.
12986 2008-06-25 Richard Guenther <rguenther@suse.de>
12988 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
12989 (vn_lookup): Likewise.
12991 2008-06-25 Richard Guenther <rguenther@suse.de>
12993 PR tree-optimization/35518
12994 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
12995 * tree-sra.c (instantiate_element): Use fold_build3 to build
12997 (try_instantiate_multiple_fields): Likewise.
12999 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13001 * config/rs6000/rs6000.md: Change all string instruction's clobber to
13004 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13006 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
13007 use_backchain_to_restore_sp to true
13008 if the offset of the link register save area would go over the 32k - 1
13009 offset limit of the load
13012 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
13014 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
13015 anchor for the type-punning blurb. Cross-reference "Structures
13016 unions enumerations and bit-fields implementation". Provide a
13017 cast-through-pointer example. Make final sentence self-contained.
13018 * doc/implement-c.texi (Structures unions enumerations and
13019 bit-fields implementation): Cross-reference the type-punning blurb
13020 in the -fstrict-aliasing documentation.
13022 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13024 PR middle-end/36594
13025 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
13026 the memory instead of the memory itself for the save area.
13028 2008-06-24 Olivier Hainque <hainque@adacore.com>
13029 Nicolas Roche <roche@adacore.com>
13031 * gengtype.c (srcdir_len): size_t instead of int.
13032 (get_file_realbasename): New function. For F a filename, the real
13033 basename of F, with all the path components stripped.
13034 (get_file_srcdir_relative_path): New function. For F a filename, the
13035 relative path to F from $(srcdir).
13036 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
13037 get_file_realbasename. Adjust the head comment.
13038 (get_prefix_langdir_index): New function. For F a filename, return the
13039 lang_dir_names[] relative index of the language directory that is
13041 (get_file_langdir): For F a filename, return the name of the language
13042 directory where F is located.
13043 (get_file_gtfilename): New function. The gt- output file name for an
13045 (get_output_file_with_visibility): Replace in-line computations with
13046 uses of get_file_gtfilename and get_prefix_langdir_index.
13047 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
13049 2008-06-24 Jakub Jelinek <jakub@redhat.com>
13051 PR tree-optimization/36504
13052 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
13053 references without base address.
13055 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13057 PR middle-end/36584
13058 * calls.c (expand_call): Increase alignment for recursive functions.
13060 2008-06-23 Anatoly Sokolov <aesok@post.ru>
13062 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
13063 (TARGET_FUNCTION_VALUE): New define.
13064 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
13065 * config/avr/avr.h (FUNCTION_VALUE): Remove.
13067 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13069 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
13070 (fmod<mode>3): Ditto.
13071 (remainderxf3): Ditto.
13072 (remainder<mode>3): Ditto.
13074 2008-06-23 Jakub Jelinek <jakub@redhat.com>
13077 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
13078 REG is a hard register.
13080 PR tree-optimization/36508
13081 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
13082 499, don't check it at all in release compilers.
13084 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13086 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
13087 together with SSE_TARGET_MATH to disable insn pattern.
13088 (*fop_<MODEF:mode>_2_i387): Ditto.
13089 (*fop_<MODEF:mode>_3_i387): Ditto.
13091 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
13093 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
13095 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13097 PR middle-end/34906
13098 * gimplify.c (gimplify_asm_expr): Check the return code of
13099 parse_output_constraint call, set function return and is_inout
13100 value if it failed.
13102 2008-06-22 Ian Lance Taylor <iant@google.com>
13104 * c-lex.c (narrowest_unsigned_type): Change itk to int.
13105 (narrowest_signed_type): Likewise.
13106 * c-typeck.c (c_common_type): Change local variable mclass to enum
13108 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
13109 tcc_comparison, not the tree code itself.
13110 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
13111 (c_expand_expr): Cast modifier to enum expand_modifier.
13112 * c-common.h (C_RID_CODE): Add casts.
13113 (C_SET_RID_CODE): Define.
13114 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
13115 (c_lex_one_token): Add cast to avoid warning.
13116 (c_parser_objc_type_name): Rename local typename to type_name.
13117 (check_no_duplicate_clause): Change code parameter to enum
13119 (c_parser_omp_var_list_parens): Change kind parameter to enum
13121 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
13122 c_parser_omp_list_var_parens.
13123 (c_parser_omp_threadprivate): Likewise.
13124 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
13125 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
13126 * c-format.c (NO_FMT): Define.
13127 (printf_length_specs): Use NO_FMT.
13128 (asm_fprintf_length_specs): Likewise.
13129 (gcc_diag_length_specs): Likewise.
13130 (scanf_length_specs): Likewise.
13131 (strfmon_length_specs): Likewise.
13132 (gcc_gfc_length_specs): Likewise.
13133 (printf_flag_specs): Change 0 to STD_C89.
13134 (asm_fprintf_flag_specs): Likewise.
13135 (gcc_diag_flag_specs): Likewise.
13136 (gcc_cxxdiag_flag_specs): Likewise.
13137 (scanf_flag_specs): Likewise.
13138 (strftime_flag_specs): Likewise.
13139 (strfmon_flag_specs): Likewise.
13140 (print_char_table): Likewise.
13141 (asm_fprintf_char_table): Likewise.
13142 (gcc_diag_char_table): Likewise.
13143 (gcc_tdiag_char_table): Likewise.
13144 (gcc_cdiag_char_table): Likewise.
13145 (gcc_cxxdiag_char_table): Likewise.
13146 (gcc_gfc_char_table): Likewise.
13147 (scan_char_table): Likewise.
13148 (time_char_table): Likewis.
13149 (monetary_char_table): Likewise.
13150 * c-format.h (BADLEN): Likewise.
13152 2008-06-21 Ian Lance Taylor <iant@google.com>
13154 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
13155 Define END_OF_BASE_TREE_CODES around inclusion.
13156 * tree.c (tree_code_type): New global array.
13157 (tree_code_length, tree_code_name): Likewise.
13158 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
13159 $(lang_tree_files).
13160 (all-tree.def, s-alltree): New targets.
13161 (gencheck.h, s-gencheck): Remove.
13162 (tree.o): Depend upon all-tree.def.
13163 (build/gencheck.o): Remove gencheck.h dependency.
13164 (mostlyclean): Don't remove gencheck.h.
13165 * c-common.h (enum c_tree_code): Remove.
13166 * c-lang.c (tree_code_type): Remove.
13167 (tree_code_length, tree_code_name): Remove.
13168 * gencheck.c (tree_codes): Include all-tree.def, rather than
13169 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
13171 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
13173 * cp/cp-tree.h (enum cplus_tree_code): Remove.
13174 (operator_name_info): Size to MAX_TREE_CODES.
13175 (assignment_operator_name_info): Likewise.
13176 * cp/cp-lang.c (tree_code_type): Remove.
13177 (tree_code_length, tree_code_name): Remove.
13178 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
13179 (assignment_operator_name_info): Likewise.
13180 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
13182 * cp/mangle.c (write_expression): Likewise.
13183 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
13184 * fortran/f95-lang.c (tree_code_type): Remove.
13185 (tree_code_length, tree_code_name): Remove.
13186 * java/java-tree.h (enum java_tree_code): Remove.
13187 * java/lang.c (tree_code_type): Remove.
13188 (tree_code_length, tree_code_name): Remove.
13189 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
13190 * objc/objc-act.h (enum objc_tree_code): Remove.
13191 * objc/objc-lang.c (tree_code_type): Remove.
13192 (tree_code_length, tree_code_name): Remove.
13193 * objcp/objcp-lang.c (tree_code_type): Remove.
13194 (tree_code_length, tree_code_name): Remove.
13195 * ada/ada-tree.h (enum gnat_tree_code): Remove.
13196 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
13197 * ada/misc.c (tree_code_type): Remove.
13198 (tree_code_length, tree_code_name): Remove.
13200 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
13202 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
13203 the grand_bitmap_obstack.
13205 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13207 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
13208 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
13209 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
13210 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
13211 move_stmt_r, new_label_mapper): Likewise.
13212 * tree-complex.c (cvc_lookup): Likewise.
13213 * tree-dfa.c (create_function_ann): Likewise.
13214 * tree-dump.c (dump_register): Likewise.
13215 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
13216 find_phi_replacement_condition): Likewise.
13217 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
13218 tree_function_versioning): Likewise.
13219 * tree-into-ssa.c (cmp_dfsnum): Likewise.
13220 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
13221 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
13222 get_nonlocal_debug_decl, convert_nonlocal_reference,
13223 convert_nonlocal_omp_clauses, get_local_debug_decl,
13224 convert_local_reference, convert_local_omp_clauses,
13225 convert_nl_goto_reference, convert_nl_goto_receiver,
13226 convert_tramp_reference, convert_call_expr): Likewise.
13227 * tree-outof-ssa.c (contains_tree_r): Likewise.
13228 * tree-parloops.c (reduction_phi, initialize_reductions,
13229 eliminate_local_variables_1, add_field_for_reduction,
13230 add_field_for_name, create_phi_for_local_result,
13231 create_call_for_reduction_1, create_loads_for_reductions,
13232 create_stores_for_reduction, create_loads_and_stores_for_name):
13234 * tree-phinodes.c (allocate_phi_node): Likewise.
13235 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
13236 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
13237 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
13238 * tree-ssa-coalesce.c (compare_pairs): Likewise.
13239 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
13240 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
13241 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
13242 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
13243 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
13244 vn_nary_op_insert): Likewise.
13245 * tree-ssa.c (redirect_edge_var_map_add,
13246 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
13247 * tree-vectorizer.c (vectorize_loops): Likewise.
13248 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
13249 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
13250 tree_cons_stat, build1_stat, build_variant_type_copy,
13251 decl_init_priority_lookup, decl_fini_priority_lookup,
13252 decl_priority_info, decl_restrict_base_lookup,
13253 decl_restrict_base_insert, decl_debug_expr_lookup,
13254 decl_debug_expr_insert, decl_value_expr_lookup,
13255 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
13256 type_hash_add, get_file_function_name, tree_check_failed,
13257 tree_not_check_failed, tree_range_check_failed,
13258 omp_clause_range_check_failed, build_omp_clause,
13259 build_vl_exp_stat): Likewise.
13260 * value-prof.c (gimple_histogram_value,
13261 gimple_duplicate_stmt_histograms): Likewise.
13262 * var-tracking.c (attrs_list_insert, attrs_list_copy,
13263 unshare_variable, variable_union_info_cmp_pos, variable_union,
13264 dataflow_set_different_1, dataflow_set_different_2,
13265 vt_find_locations, variable_was_changed, set_variable_part,
13266 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
13267 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
13268 section_entry_hash, object_block_entry_eq,
13269 object_block_entry_hash, create_block_symbol,
13270 initialize_cold_section_name, default_function_rodata_section,
13271 strip_reg_name, set_user_assembler_name, const_desc_eq,
13272 build_constant_desc, output_constant_def, lookup_constant_def,
13273 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
13274 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
13275 default_internal_label): Likewise.
13276 * varray.c (varray_init, varray_grow): Likewise.
13277 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
13279 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
13281 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
13282 operators for "test" insn. Macroize insn using SWI mode macro.
13283 (*jcc_fused_2): Ditto.
13284 (*jcc_fused_3): Macroize insn using SWI mode macro.
13285 (*jcc_fused_4): Ditto.
13287 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
13289 * tree-ssa-pre.c: Fix typo in comment.
13290 (init_antic, fini_antic): Add explicit funtions for
13291 initializing and deinitializing ANTIC and AVAIL sets.
13292 (create_expression_by_pieces): Fix typo in comment.
13293 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
13294 (execute_pre): Eventually dump details about ANTIC_IN.
13296 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13298 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
13299 * gcc.c (translate_options, init_spec, store_arg, read_specs,
13300 add_to_obstack, file_at_path, find_a_file, execute,
13301 add_preprocessor_option, add_assembler_option, add_linker_option,
13302 process_command, insert_wrapper, do_option_spec, do_self_spec,
13303 spec_path, do_spec_1, is_directory, main, used_arg,
13304 getenv_spec_function): Likewise.
13305 * tlink.c (symbol_hash_lookup, file_hash_lookup,
13306 demangled_hash_lookup, symbol_push, file_push, frob_extension):
13309 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13311 * doc/rtl.texi: Updated subreg section.
13313 2008-06-19 Jakub Jelinek <jakub@redhat.com>
13316 * cgraphunit.c (cgraph_process_new_functions): Don't clear
13317 node->needed and node->reachable.
13318 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
13319 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
13320 (expand_task_call): Don't call expand_task_copyfn.
13321 (expand_task_copyfn): Renamed to...
13322 (finalize_task_copyfn): ... this.
13324 2008-06-19 Jan Hubicka <jh@suse.cz>
13326 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
13327 clobbering framepointer.
13329 2008-06-19 Jan Hubicka <jh@suse.cz>
13331 * tree-optimize.c (execute_early_local_optimizations): Set
13332 cgraph_state only at first invocation.
13334 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13336 * system.h (-Wc++-compat): Activate as a warning, no an error.
13338 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13340 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
13341 instead of "#" in insn asm template.
13342 (*jcc_fused_2): Ditto.
13344 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13346 * config/i386/i386.h (ix86_tune_indices)
13347 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
13348 (TARGET_FUSE_CMP_AND_BRANCH): New define.
13349 * config/i386/i386.md (*jcc_fused_1): New insn pattern
13350 (*jcc_fused_2): Ditto.
13351 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
13352 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
13353 (print operand): Handle 'E' and 'e' code.
13355 2008-06-19 Anatoly Sokolov <aesok@post.ru>
13357 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
13358 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13359 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13361 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
13363 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
13365 (cgraph_expand_function): Use local copy of decl.
13366 (cgraph_expand_all_functions): Remove redundant initialization of
13368 (cgraph_optimize): Reword internal_error message.
13370 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
13372 * arm-protos.h (arm_return_in_memory): Remove public
13373 arm_return_in_memory() prototype.
13374 * arm.c (arm_return_in_memory): Add static prototype, add target
13375 hook macro, change definition and comments.
13376 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
13378 2008-06-19 Ben Elliston <bje@au.ibm.com>
13380 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
13381 real.c: Remove references to IEEE 754R.
13382 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
13383 * doc/libgcc.texi (Decimal float library routines): Likewise.
13385 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13387 * targhooks.h (struct gcc_target): New member unwind_word_mode.
13388 (default_unwind_word_mode): Add prototype.
13389 * targhooks.c (default_unwind_word_mode): New function.
13390 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
13391 instead of word_mode.
13392 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
13393 (TARGET_INITIALIZER): Use it.
13395 * c-common.c (handle_mode_attribute): Support "unwind_word"
13397 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
13399 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
13400 word_mode to access SjLj_Function_Context member "data".
13401 (sjlj_emit_dispatch_table): Likewise. Also, perform type
13402 conversion from targetm.eh_return_filter_mode () to
13403 targetm.unwind_word_mode () if they differ.
13405 * builtin-types.def (BT_UNWINDWORD): New primitive type.
13406 (BT_FN_UNWINDWORD_PTR): New function type.
13407 (BT_FN_WORD_PTR): Remove.
13408 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
13409 * except.c (expand_builtin_extend_pointer): Convert pointer to
13410 targetm.unwind_word_mode () instead of word_mode.
13412 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
13413 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
13414 (spu_unwind_word_mode): New function.
13415 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
13416 (TARGET_UNWIND_WORD_MODE): Define.
13417 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
13419 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13421 * config/spu/spu.c (reg_align): Remove.
13422 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
13423 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
13424 (spu_split_store): Likewise.
13426 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
13428 * gcc/tree-vn.c: Fix typo in comment.
13430 2008-06-18 Jan Hubicka <jh@suse.cz>
13432 * cgraphunit.c (cgraph_optimize): Output debug info when doing
13433 toplevel reorder too.
13435 2008-06-18 Jan Hubicka <jh@suse.cz>
13437 * c-opts.c (c_common_post_options): PCH is not compatible with
13439 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
13440 -fno-toplevel-reorder by default now.
13442 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13444 PR documentation/30739
13445 * doc/install.texi (Prerequisites): Document dependency on awk.
13447 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
13448 Ian Lance Taylor <iant@google.com>
13450 PR rtl-optimization/35604
13451 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
13452 only want to change jump destinations, not eventual label comparisons.
13454 2008-06-16 Jan Hubicka <jh@suse.cz>
13456 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
13458 (cgraph_analyze_function): Likewise.
13460 2008-06-16 Jan Hubicka <jh@suse.cz>
13462 * cgraph.h (cgraph_mark_if_needed): New function.
13463 * cgraphunit.c (cgraph_mark_if_needed): New function.
13464 * c-decl.c (duplicate_decl): Use it.
13466 2008-06-16 Jan Hubicka <jh@suse.cz>
13468 * cgraph.c (cgraph_add_new_function): When in expansion state, do
13471 2008-06-16 Jan Hubicka <jh@suse.cz>
13473 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
13475 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
13476 Kazu Hirata <kazu@codesourcery.com>
13477 Maxim Kuvyrkov <maxim@codesourcery.com
13479 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
13480 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
13481 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
13482 EXTRA_SPEC_FUNCTIONS.
13483 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
13484 (DRIVER_SELF_SPECS): Adjust.
13485 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
13486 * config/mips/st.h, config/mips/t-st: New.
13487 * config/mips/driver-native.c, config/mips/x-native: New.
13488 * doc/invoke.texi (MIPS): Document 'native' value for -march and
13491 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13493 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
13495 (ISA_HAS_FP_CONDMOVE): New macro.
13496 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
13497 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
13498 (ISA_HAS_NMADD3_NMSUB3): New macro.
13499 * config/mips/mips.c (mips_rtx_costs): Update.
13500 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
13501 compiling for ST Loongson 2E/2F.
13502 (madd<mode>): Rename to madd4<mode>. Update.
13503 (madd3<mode>): New pattern.
13504 (msub<mode>): Rename to msub4<mode>. Update.
13505 (msub3<mode>): New pattern.
13506 (nmadd<mode>): Rename to nmadd4<mode>. Update.
13507 (nmadd3<mode>): New pattern.
13508 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
13509 (nmadd3<mode>_fastmath): New pattern.
13510 (nmsub<mode>): Rename to nmsub4<mode>. Update.
13511 (nmsub3<mode>): New pattern.
13512 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
13513 (nmsub3<mode>_fastmath): New pattern.
13514 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
13516 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
13518 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
13519 (DF_REF_INSN_INFO): New.
13520 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
13521 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
13522 with a NULL DF_REF_INSN_INFO.
13523 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
13525 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
13526 DF_INSN_INFO_EQ_USES): New.
13527 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
13528 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
13529 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
13530 * df-core.c: Update comment for above changes.
13531 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
13532 DF_INSN_UID_* macros.
13533 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
13534 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
13535 insn rtx. Update all callers.
13536 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
13537 df_ref_create_structure, df_insn_refs_collect): Likewise.
13538 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
13539 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
13540 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
13541 macros to access the insn refs.
13542 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
13543 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
13544 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
13545 for accessing the refs.
13546 (try_fwprop_subst): Likewise.
13547 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
13548 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
13549 for accessing the refs.
13550 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
13551 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
13552 to look at the insn refs.
13553 (record_uses): Likewise.
13554 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
13556 (mark_artificial_uses): Don't mark_insn for artificial refs.
13557 (mark_reg_rependencies): Likewise.
13559 * doc/rtl.texi: Remove documentation of ADDRESSOF.
13561 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13563 * configure: Regenerate.
13565 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13567 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
13568 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13569 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13571 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13573 * config/avr/avr.c (avr_mcu_t): Add attiny167.
13574 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13575 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13577 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13579 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
13580 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13581 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13583 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13585 * tree-ssa-sccvn.c: Fix format of comments.
13587 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13589 * cgraph.c: Remove unneeded forward declarations of eq_node()
13592 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
13594 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
13596 (see_update_relevancy): Likewise.
13597 * fwprop.c (try_fwprop_subst): Likewise.
13598 * rtlanal.c (noop_move_p): Likewise.
13599 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
13600 notes to non-existing libcall blocks.
13601 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
13603 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
13604 (dead_libcall_p): Remove.
13605 (delete_trivially_dead_insns): Don't use it.
13606 * web.c (union_defs): Remove comment about keeping nops.
13607 * gcse.c (hash_scan_insn): Don't take libcall pointers.
13608 (compute_hash_table_work): Don't track libcall notes.
13609 (do_local_cprop): Don't take libcall pointers. Don't update
13611 (adjust_libcall_notes): Deleted.
13612 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
13613 ever have existed in the first place).
13614 (replace_store_insn): Don't try to remove libcall notes.
13615 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
13616 (resolve_reg_notes): Don't call them.
13617 (resolve_simple_move): Likewise.
13618 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
13619 Don't remove REG_RETVAL notes.
13620 * emit-rtl.c (try_split): Don't update libcall notes.
13621 (emit_copy_of_insn_after): Dito.
13622 * cselib.c (cselib_current_insn_in_libcall): Remove.
13623 (cselib_process_insn): Don't set/clear it.
13624 (new_elt_loc_list): Don't record it.
13625 (cselib_init): Don't initialize it.
13626 * cselib.c (struct elt_loc_list): Remove in_libcall field.
13627 * loop-invariant.c (find_invariant_insn): Don't look for libcall
13629 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
13630 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
13631 (init_deps): Don't initialize it.
13632 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
13633 * combine.c (delete_noop_moves): Don't update libcall notes.
13634 (can_combine_p): Remove now pointless #if 0 block.
13635 (try_combine): Remove another obsolete #if 0 block.
13636 (distribute_notes): Don't distribute libcall notes.
13637 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
13638 * dce.c (libcall_dead_p): Remove.
13639 (delete_unmarked_insns): Don't handle libcall blocks.
13640 (preserve_libcall_for_dce): Remove.
13641 (prescan_insns_for_dce): Don't special-case libcall block insns.
13642 * reload1 (reload): Don't handle libcall notes.
13643 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
13646 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13648 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
13649 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13650 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13652 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13654 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
13655 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13656 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13658 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13660 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
13662 2008-06-16 Ira Rosen <irar@il.ibm.com>
13664 PR tree-optimization/36493
13665 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
13666 the arguments list. Use VECTYPE to create vector pointer.
13667 (vectorizable_store): Fail if accesses through a pointer to vectype
13668 do not alias the original memory reference operands.
13669 Call vect_create_data_ref_ptr without the removed argument.
13670 (vectorizable_load): Likewise.
13671 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
13674 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
13677 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
13678 reg_equiv_constant.
13680 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13682 * config/mips/loongson2ef.md: New file.
13683 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
13684 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
13685 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
13686 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
13687 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
13689 (loongson2ef.md): New include.
13690 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
13691 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
13692 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
13693 (loongson_gt_<mode>, loongson_extract_halfword)
13694 (loongson_insert_halfword_0, loongson_insert_halfword_2)
13695 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
13696 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
13697 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
13698 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
13699 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
13700 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
13701 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
13702 (vec_interleave_low<mode>): Define type attribute.
13703 * config/mips/mips.c (mips_ls2): New static variable.
13704 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
13705 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
13706 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
13707 Implement target scheduling hooks.
13708 (mips_multipass_dfa_lookahead): Update to handle tuning for
13710 (mips_sched_init): Initialize data for Loongson scheduling.
13711 (mips_ls2_variable_issue): New static function.
13712 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
13714 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
13715 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
13716 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
13717 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
13718 Handle ST Loongson 2E/2F cores.
13719 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
13721 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13723 * omp-low.c (extract_omp_for_data): Fix comment typo.
13726 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13728 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
13729 FIXME note about gcc/config.guess.
13730 * doc/options.texi (Option file format): Remove non-ASCII bytes.
13731 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
13732 * doc/cppopts.texi: Likewise.
13733 * doc/extend.texi: Likewise.
13734 * doc/gcc.texi: Likewise.
13735 * doc/gccint.texi: Likewise.
13736 * doc/gcov.texi: Likewise.
13737 * doc/gty.texi: Likewise.
13738 * doc/hostconfig.texi: Likewise.
13739 * doc/install.texi: Likewise.
13740 * doc/invoke.texi: Likewise.
13741 * doc/loop.texi: Likewise.
13742 * doc/makefile.texi: Likewise.
13743 * doc/md.texi: Likewise.
13744 * doc/passes.texi: Likewise.
13745 * doc/tm.texi: Likewise.
13746 * doc/tree-ssa.texi: Likewise.
13747 * doc/trouble.texi: Likewise.
13749 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
13750 Nathan Sidwell <nathan@codesourcery.com>
13751 Maxim Kuvyrkov <maxim@codesourcery.com>
13752 Richard Sandiford <rdsandiford@googlemail.com>
13754 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
13755 * config/mips/mips-protos.h (mips_expand_vector_init): New.
13756 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
13758 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
13759 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
13760 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
13762 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
13763 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
13764 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
13765 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
13766 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
13767 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
13768 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
13769 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
13770 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
13771 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
13772 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
13773 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
13774 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
13775 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
13776 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
13777 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
13778 (mips_builtins): Add Loongson builtins.
13779 (mips_loongson_2ef_bdesc): New.
13780 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
13781 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
13782 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
13783 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
13785 (mips_expand_vector_init): New.
13786 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
13787 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
13789 * config/mips/mips.md: Add unspec numbers for Loongson
13790 builtins. Include loongson.md.
13791 (MOVE64): Include Loongson vector modes.
13792 (SPLITF): Include Loongson vector modes.
13793 (HALFMODE): Handle Loongson vector modes.
13794 * config/mips/loongson.md: New.
13795 * config/mips/loongson.h: New.
13796 * config.gcc: Add loongson.h header for mips*-*-* targets.
13797 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
13799 2008-06-14 Joseph Myers <joseph@codesourcery.com>
13801 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
13802 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
13803 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
13804 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
13805 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
13806 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
13807 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
13808 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
13809 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
13810 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
13811 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
13812 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
13813 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
13814 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
13815 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
13816 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
13817 Remove use_fixproto=yes.
13818 (ia64*-*-hpux*): Remove comment about using fixproto.
13819 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
13821 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13823 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
13825 * configure: Regenerate.
13827 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
13829 PR middle-end/36520
13830 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
13831 before evaluating it.
13833 2008-06-13 Jakub Jelinek <jakub@redhat.com>
13836 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
13837 nested inline functions.
13838 (start_decl, start_function): Don't invert DECL_EXTERNAL
13839 for nested inline functions.
13841 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13843 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
13844 splits that must be made for correctness.
13846 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
13848 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
13849 (AVAIL_NON_MIPS16): Likewise.
13850 (mips_builtin_description): Replace target_flags with a predicate.
13851 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
13852 (dspr2_32): New availability predicates.
13853 (MIPS_BUILTIN): New macro.
13854 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
13855 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
13856 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
13857 Replace the TARGET_FLAGS parameters with AVAIL parameters.
13858 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
13859 (mips_dsp_32only_bdesc): Merge into...
13860 (mips_builtins): ...this new array.
13861 (mips_bdesc_map, mips_bdesc_arrays): Delete.
13862 (mips_init_builtins): Update after above changes.
13863 (mips_expand_builtin_1): Merge into...
13864 (mips_expand_builtin): ...here and update after above changes.
13866 2008-06-12 Paul Brook <paul@codesourcery.com>
13868 * longlong.h (__arm__): Define count_leading_zeros.
13869 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
13870 (clzsi2, clzdi2): New functions.
13871 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
13872 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
13873 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
13874 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
13875 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
13876 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
13877 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
13878 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
13879 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
13880 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
13882 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
13884 * config/m68k/m68k.c (m68k_tune_flags): New.
13885 (override_options): Compute m68k_tune_flags.
13886 (MULL_COST, MULW_COST): Update for various variants of CFV2.
13887 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
13889 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13891 PR middle-end/36506
13892 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
13894 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13896 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
13897 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
13899 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
13901 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
13902 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
13904 2008-06-12 Jakub Jelinek <jakub@redhat.com>
13906 PR middle-end/36506
13907 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
13910 2008-06-12 Richard Guenther <rguenther@suse.de>
13912 PR tree-optimization/36345
13913 * tree-flow.h (struct ptr_info_def): Align escape_mask,
13914 add memory_tag_needed flag.
13915 (may_alias_p): Declare.
13916 * tree-ssa-alias.c (may_alias_p): Export.
13917 (set_initial_properties): Use memory_tag_needed flag.
13918 (update_reference_counts): Likewise.
13919 (reset_alias_info): Reset memory_tag_needed flag.
13920 (create_name_tags): Check memory_tag_needed flag.
13921 (dump_points_to_info_for): Dump it.
13922 * tree-ssa-structalias.c (struct variable_info): Remove
13923 directly_dereferenced flag.
13924 (new_var_info): Do not initialize it.
13925 (process_constraint_1): Do not set it.
13926 (update_alias_info): Set is_dereferenced flag.
13927 (set_uids_in_ptset): Use may_alias_p.
13928 (set_used_smts): Check memory_tag_needed flag.
13929 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
13930 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
13931 memory_tag_needed flag.
13932 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
13933 from broken design.
13935 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
13937 * config/i386/i386.c (ix86_compute_frame_layout): Disable
13938 red zone for w64 abi.
13939 (ix86_expand_prologue): Likewise.
13940 (ix86_force_to_memory): Likewise.
13941 (ix86_free_from_memory): Likewise.
13943 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
13946 * config/rs6000/rs6000.c (rs6000_override_options): Set
13947 rs6000_isel conditionally to the absence of comand line override.
13948 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
13949 Remove duplicate rs6000_isel setting.
13950 * config/rs6000/eabispe.h: Ditto.
13952 2008-06-11 Richard Guenther <rguenther@suse.de>
13954 * alias.c (get_alias_set): Use the element alias-set for arrays.
13955 (record_component_aliases): For arrays and vectors do nothing.
13956 * c-common.c (strict_aliasing_warning): Handle the cases
13957 of alias set zero explicitly.
13958 * Makefile.in (dfp.o-warn): Add -Wno-error.
13960 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13962 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
13964 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
13965 tune_32 tune_64 to supported_defaults. Allow values not
13966 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
13967 x86_64. Do not override cpu_32 or cpu_64 values from target name.
13968 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
13969 with_cpu_64 to generic for 64-bit-supporting configurations, not
13970 with_cpu. Remove FIXMEs.
13971 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
13972 --with-arch-64, --with-tune-32, --with-tune-64): Document.
13973 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
13974 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
13975 arch_32 and arch_64.
13977 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
13978 Olivier Hainque <hainque@adacore.com>
13980 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
13981 Use DECL_SIZE_UNIT to retrieve the size of the field.
13983 2008-06-11 Joseph Myers <joseph@codesourcery.com>
13985 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
13986 with function calls after declarations. Lay out
13987 neon_float_type_node before further use.
13989 2008-06-11 Richard Guenther <rguenther@suse.de>
13991 * tree-flow.h (may_point_to_global_var): Declare.
13992 * tree-ssa-alias.c (may_point_to_global_var): New function.
13993 * tree-ssa-sink.c (is_hidden_global_store): Use it.
13995 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
13997 * configure.ac: Teach that fido supports .debug_line.
13998 * configure: Regenerate.
14000 2008-06-10 Tom Tromey <tromey@redhat.com>
14002 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
14005 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14007 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
14008 (encode_decimal64, decode_decimal64, encode_decimal128,
14009 decode_decimal128): Reverse order of 32-bit parts of value if host
14010 and target endianness differ.
14012 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
14014 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
14015 Avoid division by 0.
14016 (tree_mod_pow2_value_transform): Likewise.
14017 (tree_ic_transform): Likewise.
14018 (tree_stringops_transform): Likewise.
14019 (tree_mod_subtract_transform): Likewise.
14020 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
14021 (copy_edges_for_bb): Likewise.
14022 (initialize_cfun): Likewise.
14024 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14026 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
14027 nonmemory_operand. Add "N" operand constraint.
14029 (*jcc_btdi_mask_rex64): New instruction and split pattern.
14030 (*jcc_btsi_mask): Ditto.
14031 (*jcc_btsi_mask_1): Ditto.
14033 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14035 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
14036 TYPE_CANONICAL for copied element type.
14038 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14041 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
14042 Add m_CORE2 and m_GENERIC.
14043 * config/i386/predicates.md (bt_comparison_operator): New predicate.
14044 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
14046 (*jcc_btdi_rex64): New instruction and split pattern.
14047 (*jcc_btsi): Ditto.
14048 (*jcc_btsi_1): Ditto.
14049 (*btsq): Fix Intel asm dialect operand order.
14053 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
14055 PR middle-end/36447
14056 * simplify-rtx.c (simplify_subreg): Add check for shift count
14059 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
14061 * doc/md.texi: Synchronize with later constraints.md change.
14062 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
14063 with a C implementation.
14064 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
14066 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
14067 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
14068 when moving to and from MD_REGNUM.
14069 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
14070 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
14071 Handle byte and halfword moves.
14072 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
14074 * config/mips/constraints.md (h): Turn into NO_REGS.
14075 (l, x): Update documentation.
14076 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
14077 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
14078 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
14079 (HILO): New mode iterator.
14081 (any_div): New code iterator.
14082 (u): Extend code attribute to div and udiv.
14083 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
14084 d_operand in the splitters. Remove redundant CONST_INT checks.
14085 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
14086 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
14087 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
14088 accordingly, using normal moves instead of unspecs to move LO into
14089 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
14090 (<u>mulsidi3): Handle expansion in C code.
14091 (<u>mulsidi3_32bit_internal): Rename to...
14092 (<u>mulsidi3_32bit): ...this.
14093 (<u>mulsidi3_32bit_r4000): Fix insn separator.
14094 (*<u>mulsidi3_64bit): Rename to...
14095 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
14096 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
14097 to set LO and HI to the multiplication result. Use a normal move
14098 for MFLO and an unspec for MFHI.
14099 (*<u>mulsidi3_64bit_parts): Replace with...
14100 (<u>mulsidi3_64bit_hilo): ...this new instruction.
14101 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
14102 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
14103 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
14104 instead of HI. Split the instruction into a separate multiplication
14105 and MFHI if !TARGET_FIX_R4000.
14106 (<su>muldi3_highpart): Likewise.
14107 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
14108 and the "=h" clobber.
14109 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
14110 (<u>mulditi3): New expander.
14111 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
14112 (madsi): Remove "=h" clobber.
14113 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
14114 Force the modulus result to be a GPR and split the instruction into
14115 a division followed by an MFHI after reload.
14116 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
14117 (*lea_high64): Use d_operand in the define_peephole2. Likewise
14118 the MIPS16 HIGH define_split.
14119 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
14120 of acc<->gpr moves to "multi".
14121 (*movdi_64bit): Replace the single "x" alternative with
14122 alternatives for moving into and out of "a".
14123 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
14124 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
14125 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
14126 Use d_operand in the splitters. Remove redundant CONST_INT checks.
14127 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
14128 (movti): New expander.
14129 (*movti, *movti_mips16): New insns.
14130 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
14131 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
14132 (mthi<GPR:mode>_<HILO:mode>): Likewise.
14133 * config/mips/predicates.md (fpr_operand): Delete.
14134 (d_operand): New predicate.
14136 2008-06-09 Michael Meissner <michael.meissner@amd.com>
14138 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
14139 failure on some Bourne shells.
14140 (x86_64-*-*): Ditto.
14142 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
14144 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
14146 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
14148 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
14149 (sparc-sun-solaris2*): Likewise.
14151 2008-06-09 Arnaud Charlet <charlet@adacore.com
14153 * doc/install.texi: Update requirements to build the Ada compiler.
14155 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
14157 * df-scan.c (struct df_scan_problem_data): Remove the
14158 mw_link_pool alloc pool.
14159 (df_scan_free_internal): Don't free it.
14160 (df_scan_alloc): Don't allocate it.
14161 * df.h (struct df_link): Update comment.
14163 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
14165 * except.h: Correct checks for when SJLJ exceptions must be used.
14167 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14169 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
14172 2008-06-08 Joseph Myers <joseph@codesourcery.com>
14174 PR tree-optimization/36218
14175 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
14176 configure for the build system.
14177 (BUILD_LDFLAGS): Define.
14178 * configure: Regenerate.
14179 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
14181 2008-07-08 Anatoly Sokolov <aesok@post.ru>
14184 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
14185 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
14186 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
14188 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
14190 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
14192 2008-06-07 Joseph Myers <joseph@codesourcery.com>
14194 * config.gcc (Obsolete configurations): Remove list of
14196 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
14197 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
14198 targets matched by those patterns.
14199 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
14200 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
14201 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
14202 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
14203 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
14204 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
14205 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
14206 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
14207 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
14208 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
14209 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
14210 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
14211 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
14212 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
14213 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
14214 Make code for Solaris 7 and greater unconditional for Solaris.
14215 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
14216 Remove --with-* handling.
14217 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
14218 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
14219 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
14220 LINK_OS_WINDISS_SPEC): Remove.
14221 * config/rs6000/sysv4.opt (mwindiss): Remove.
14222 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
14223 * configure: Regenerate.
14224 * doc/cpp.texi: Don't mention BeOS.
14225 * doc/extend.texi (interrupt): Don't mention MS1.
14226 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
14227 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
14228 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
14229 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
14230 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
14232 * doc/invoke.texi (MT Options): Remove.
14233 (-mwindiss): Remove.
14234 (CRIS Options): Remove cris-axis-aout references.
14235 (HPPA Options): Don't mention hppa1.1-*-pro.
14236 * doc/md.texi: (MorphoTech family): Remove.
14237 * libgcc2.c: Don't handle UWIN.
14238 * config/alpha/t-unicosmk: Remove.
14239 * config/alpha/unicosmk.h: Remove.
14240 * config/arm/kaos-arm.h: Remove.
14241 * config/arm/kaos-strongarm.h: Remove.
14242 * config/arm/strongarm-coff.h: Remove.
14243 * config/arm/strongarm-elf.h: Remove.
14244 * config/arm/strongarm-pe.h: Remove.
14245 * config/arm/t-strongarm-pe: Remove.
14246 * config/arm/t-xscale-coff: Remove.
14247 * config/arm/t-xscale-elf: Remove.
14248 * config/arm/xscale-coff.h: Remove.
14249 * config/arm/xscale-elf.h: Remove.
14250 * config/chorus.h: Remove.
14251 * config/cris/aout.h: Remove.
14252 * config/cris/aout.opt: Remove.
14253 * config/cris/t-aout: Remove.
14254 * config/i386/beos-elf.h: Remove.
14255 * config/i386/kaos-i386.h: Remove.
14256 * config/i386/ptx4-i.h: Remove.
14257 * config/i386/sco5.h: Remove.
14258 * config/i386/sco5.opt: Remove.
14259 * config/i386/sysv4-cpp.h: Remove.
14260 * config/i386/sysv5.h: Remove.
14261 * config/i386/t-beos: Remove.
14262 * config/i386/t-sco5: Remove.
14263 * config/i386/t-uwin: Remove.
14264 * config/i386/uwin.asm: Remove.
14265 * config/i386/uwin.h: Remove.
14266 * config/kaos.h: Remove.
14267 * config/mips/windiss.h: Remove.
14268 * config/mt: Remove directory.
14269 * config/pa/pa-osf.h: Remove.
14270 * config/pa/pa-pro-end.h: Remove.
14271 * config/pa/t-pro: Remove.
14272 * config/ptx4.h: Remove.
14273 * config/rs6000/beos.h: Remove.
14274 * config/rs6000/kaos-ppc.h: Remove.
14275 * config/rs6000/t-beos: Remove.
14276 * config/rs6000/windiss.h: Remove.
14277 * config/sh/kaos-sh.h: Remove.
14278 * config/sol2-6.h: Remove.
14279 * config/sparc/sol26-sld.h: Remove.
14280 * config/sparc/sysv4-only.h: Remove.
14281 * config/vax/bsd.h: Remove.
14282 * config/vax/t-memfuncs: Remove.
14283 * config/vax/ultrix.h: Remove.
14284 * config/vax/vaxv.h: Remove.
14285 * config/windiss.h: Remove.
14287 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14289 PR rtl-optimization/36438
14290 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
14291 for vector shifts with constant scalar shift operands.
14293 2008-06-06 Sandip Matte <sandip@rmicorp.com>
14295 * doc/invoke.texi: Document -march=xlr.
14296 * config/mips/xlr.md: New file.
14297 * config/mips/mips.md: Include it.
14299 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
14300 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
14301 (mips_rtx_cost_data): Likewise.
14303 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
14305 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
14306 PRE_INC and PRE_DEC cases.
14308 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14310 PR rtl-optimization/36419
14311 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
14312 the emitting jump insn.
14315 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
14316 is not bool, boolify the whole *expr_p and convert to the desired type.
14318 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14320 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
14321 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
14322 Add omp_private_outer_ref hook, add another argument to
14323 omp_clause_default_ctor hook.
14324 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
14325 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
14326 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
14327 hook_tree_tree_tree_tree_null.
14328 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
14329 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
14330 * hooks.c (hook_tree_tree_tree_tree_null): New function.
14331 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
14332 * tree.def (OMP_TASK): New tree code.
14333 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
14334 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
14335 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
14336 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
14337 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
14338 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
14339 OMP_CLAUSE_COLLAPSE_EXPR): Define.
14340 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14341 (OMP_DIRECTIVE_P): Add OMP_TASK.
14342 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
14343 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
14344 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
14345 and OMP_CLAUSE_UNTIED entries.
14346 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
14348 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14349 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
14350 * tree-pretty-print.c (dump_omp_clause): Handle
14351 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
14352 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14353 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
14354 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
14355 warning about unsigned iterators. Change decl/init/cond/incr
14356 arguments to TREE_VECs, check arguments for all collapsed loops.
14357 (c_finish_omp_taskwait): New function.
14358 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
14360 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
14361 default_function_array_conversion on init. Add par_clauses argument.
14362 If decl is present in parallel's lastprivate clause, change it to
14363 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
14364 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
14365 collapse count in clauses.
14366 (c_parser_omp_for, c_parser_omp_parallel): Adjust
14367 c_parser_omp_for_loop callers.
14368 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
14369 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
14370 (c_parser_omp_clause_name): Handle collapse and untied clauses.
14371 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
14373 (c_parser_omp_clause_schedule): Handle schedule(auto).
14374 Include correct location in the error message.
14375 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
14376 and PRAGMA_OMP_CLAUSE_UNTIED.
14377 (OMP_TASK_CLAUSE_MASK): Define.
14378 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
14379 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
14380 * tree-nested.c (convert_nonlocal_omp_clauses,
14381 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
14382 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
14383 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14384 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
14386 (conver_nonlocal_reference, convert_local_reference,
14387 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
14388 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
14389 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
14390 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
14391 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
14392 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
14393 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
14394 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
14395 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14397 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
14398 * c-common.h (c_finish_omp_taskwait): New prototype.
14399 * gimple-low.c (lower_stmt): Handle OMP_TASK.
14400 * tree-parloops.c (create_parallel_loop): Create 1 entry
14401 vectors for OMP_FOR_{INIT,COND,INCR}.
14402 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14403 (make_edges): Handle OMP_TASK.
14404 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
14405 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14406 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
14407 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
14408 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
14409 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14410 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14411 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
14412 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
14413 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
14414 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
14415 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
14416 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
14417 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
14418 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
14419 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
14420 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
14421 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
14422 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
14423 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
14424 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
14425 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
14426 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
14427 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
14428 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
14429 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
14430 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
14431 original iterator is present in lastprivate clause or if
14432 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
14433 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14434 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
14435 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
14436 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
14437 if it is set, lookup var in outer contexts too. Handle
14438 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
14439 to be implicitly determined firstprivate for task regions.
14440 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
14441 if it is set, lookup var in outer contexts too. Set
14442 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
14443 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
14444 OMP_CLAUSE_UNTIED. Take region_type as last argument
14445 instead of in_parallel and in_combined_parallel.
14446 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
14448 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
14449 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
14450 (new_omp_context): Set default_kind to
14451 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
14452 (omp_region_type): New enum.
14453 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
14454 fields, add region_type.
14455 (new_omp_context): Take region_type as argument instead of is_parallel
14456 and is_combined_parallel.
14457 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
14458 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
14459 ctx->is_combined_parallel checks.
14460 (gimplify_omp_task): New function.
14461 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14463 * omp-low.c (extract_omp_for_data): Use schedule(static)
14464 for schedule(auto). Handle pointer and unsigned iterators.
14465 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
14466 Add loops argument. Extract data for collapsed OMP_FOR loops.
14467 (expand_parallel_call): Assert sched_kind isn't auto,
14468 map runtime schedule to index 3.
14469 (struct omp_for_data_loop): New type.
14470 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
14471 Add loop, loops, collapse and iter_type fields.
14472 (workshare_safe_to_combine_p): Disallow combined for if
14473 iter_type is unsigned long long. Don't combine collapse > 1 loops
14474 unless all bounds and steps are constant. Adjust extract_omp_for_data
14476 (expand_omp_for_generic): Handle pointer, unsigned and long long
14477 iterators. Handle collapsed OMP_FOR loops. Adjust
14478 for struct omp_for_data changes. If libgomp function doesn't return
14479 boolean_type_node, add comparison of the return value with 0.
14480 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
14481 pointer, unsigned and long long iterators. Adjust for struct
14482 omp_for_data changes.
14483 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
14484 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
14485 unsigned long long. Allocate loops array, pass it to
14486 extract_omp_for_data. For collapse > 1 loops use always
14487 expand_omp_for_generic.
14488 (omp_context): Add sfield_map and srecord_type fields.
14489 (is_task_ctx, lookup_sfield): New functions.
14490 (use_pointer_for_field): Use is_task_ctx helper. Change first
14491 argument's type from const_tree to tree. Clarify comment.
14492 In OMP_TASK disallow copy-in/out sharing.
14493 (build_sender_ref): Call lookup_sfield instead of lookup_field.
14494 (install_var_field): Add mask argument. Populate both record_type
14495 and srecord_type if needed.
14496 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
14498 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
14499 and DECL_FIELD_OFFSET.
14500 (scan_sharing_clauses): Adjust install_var_field callers. For
14501 firstprivate clauses on explicit tasks allocate the var by value in
14502 record_type unconditionally, rather than by reference.
14503 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
14504 Use is_taskreg_ctx instead of is_parallel_ctx.
14505 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14506 (create_omp_child_function_name): Add task_copy argument, use
14507 *_omp_cpyfn* names if it is true.
14508 (create_omp_child_function): Add task_copy argument, if true create
14509 *_omp_cpyfn* helper function.
14510 (scan_omp_parallel): Adjust create_omp_child_function callers.
14511 Rename parallel_nesting_level to taskreg_nesting_level.
14512 (scan_omp_task): New function.
14513 (lower_rec_input_clauses): Don't run constructors for firstprivate
14514 explicit task vars which are initialized by *_omp_cpyfn*.
14515 Pass outer var ref to omp_clause_default_ctor hook if
14516 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
14517 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
14518 OMP_CLAUSE_REDUCTION_INIT.
14519 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
14520 avoid duplicate setting of fields. Handle
14521 OMP_CLAUSE_PRIVATE_OUTER_REF.
14522 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
14523 copy-out if TREE_READONLY, only copy-in.
14524 (expand_task_copyfn): New function.
14525 (expand_task_call): New function.
14526 (struct omp_taskcopy_context): New type.
14527 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
14529 (lower_omp_parallel): Rename to...
14530 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14531 Call create_task_copyfn if srecord_type is needed. Adjust
14533 (task_shared_vars): New variable.
14534 (check_omp_nesting_restrictions): Warn if work-sharing,
14535 barrier, master or ordered region is closely nested inside OMP_TASK.
14536 Add warnings for barrier if closely nested inside of work-sharing,
14537 ordered, or master region.
14538 (scan_omp_1): Call check_omp_nesting_restrictions even for
14539 GOMP_barrier calls. Rename parallel_nesting_level to
14540 taskreg_nesting_level. Handle OMP_TASK.
14541 (lower_lastprivate_clauses): Even if some lastprivate is found on a
14542 work-sharing construct, continue looking for them on parent parallel
14544 (lower_omp_for_lastprivate): Add lastprivate clauses
14545 to the beginning of dlist rather than end. Adjust for struct
14546 omp_for_data changes.
14547 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
14548 not after it. Handle collapsed OMP_FOR loops, adjust for
14549 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
14550 (get_ws_args_for): Adjust extract_omp_for_data caller.
14551 (scan_omp_for): Handle collapsed OMP_FOR
14552 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14553 (lower_omp_single_simple): If libgomp function doesn't return
14554 boolean_type_node, add comparison of the return value with 0.
14555 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
14556 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
14557 (parallel_nesting_level): Rename to...
14558 (taskreg_nesting_level): ... this.
14559 (is_taskreg_ctx): New function.
14560 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
14561 of is_parallel_ctx.
14562 (execute_lower_omp): Rename parallel_nesting_level to
14563 taskreg_nesting_level.
14564 (expand_omp_parallel): Rename to...
14565 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14566 Call omp_task_call for OMP_TASK regions.
14567 (expand_omp): Adjust caller, handle OMP_TASK.
14568 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
14570 * bitmap.c (bitmap_default_obstack_depth): New variable.
14571 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
14572 if argument is NULL and bitmap_default_obstack is already initialized.
14573 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
14575 * matrix-reorg.c (matrix_reorg): Likewise.
14577 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14579 * config/i386/i386.md (*indirect_jump): Macroize using P
14580 mode iterator. Remove !TARGET_64BIT from insn constraints.
14581 (*tablejump_1): Ditto.
14582 (*indirect_jump_rex64): Remove insn pattern.
14583 (*tablejump_1_rex64): Ditto.
14584 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
14585 and eh_return_si insn patterns.
14587 2008-06-06 Richard Guenther <rguenther@suse.de>
14589 * tree-ssa-structalias.c (merge_smts_into): Remove.
14590 (find_what_p_points_to): Do not bother to compute the
14591 points-to set for pt_anything pointers.
14592 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
14593 for pt_anything pointers is ok.
14595 2008-06-06 Jan Hubicka <jh@suse.cz>
14597 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
14599 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14601 * cgraph.c: Fix typos in comments.
14602 (cgraph_availability_names): Fix string typo.
14603 * fold-const.c: Fix typos in comments.
14604 (fold_binary): Fix typo in warning.
14605 * genautomata.c: Fix typos in comments.
14606 (check_presence_pattern_sets): Fix typo in local variable.
14607 (output_description): Fix typo in output.
14608 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
14609 * hwint.h: Likewise.
14610 * matrix-reorg.c (check_allocation_function): Likewise.
14611 * omega.c (smooth_weird_equations): Likewise.
14612 * auto-inc-dec.c: Fix typos in comments.
14613 * bb-reorder.c: Likewise.
14614 * builtins.c: Likewise.
14615 * c-common.c: Likewise.
14616 * c-cppbuiltin.c: Likewise.
14617 * c-parser.c: Likewise.
14618 * c-pretty-print.c: Likewise.
14619 * cfgcleanup.c: Likewise.
14620 * cfgexpand.c: Likewise.
14621 * cfghooks.c: Likewise.
14622 * cfglayout.c: Likewise.
14623 * cfgloopmanip.c: Likewise.
14624 * cgraphunit.c: Likewise.
14625 * coverage.c: Likewise.
14626 * dbxout.c: Likewise.
14627 * df-byte-scan.c: Likewise.
14628 * df-core.c: Likewise.
14629 * df-problems.c: Likewise.
14630 * df-scan.c: Likewise.
14632 * dominance.c: Likewise.
14633 * domwalk.c: Likewise.
14635 * dwarf2out.c: Likewise.
14636 * emit-rtl.c: Likewise.
14637 * et-forest.c: Likewise.
14638 * function.c: Likewise.
14639 * function.h: Likewise.
14641 * gcov-io.c: Likewise.
14642 * gcov.c: Likewise.
14643 * gcse.c: Likewise.
14644 * genattrtab.c: Likewise.
14645 * ggc-page.c: Likewise.
14646 * gimplify.c: Likewise.
14647 * gthr-lynx.h: Likewise.
14648 * haifa-sched.c: Likewise.
14649 * ipa-cp.c: Likewise.
14650 * ipa-inline.c: Likewise.
14651 * ipa-prop.h: Likewise.
14652 * ipa-pure-const.c: Likewise.
14653 * ipa-struct-reorg.c: Likewise.
14654 * ipa-struct-reorg.h: Likewise.
14655 * ipa-type-escape.c: Likewise.
14657 * loop-doloop.c: Likewise.
14658 * mips-tfile.c: Likewise.
14659 * mkmap-flat.awk: Likewise.
14660 * mkmap-symver.awk: Likewise.
14661 * modulo-sched.c: Likewise.
14662 * omp-low.c: Likewise.
14663 * optabs.c: Likewise.
14664 * optabs.h: Likewise.
14665 * opts.c: Likewise.
14666 * passes.c: Likewise.
14667 * postreload-gcse.c: Likewise.
14668 * postreload.c: Likewise.
14669 * predict.c: Likewise.
14670 * pretty-print.h: Likewise.
14671 * profile.c: Likewise.
14672 * protoize.c: Likewise.
14673 * ra-conflict.c: Likewise.
14674 * real.c: Likewise.
14675 * recog.c: Likewise.
14676 * regclass.c: Likewise.
14677 * regs.h: Likewise.
14678 * reload.c: Likewise.
14679 * rtl-error.c: Likewise.
14680 * rtlanal.c: Likewise.
14681 * scan.h: Likewise.
14682 * sched-rgn.c: Likewise.
14684 * stmt.c: Likewise.
14685 * target.h: Likewise.
14686 * tree-dfa.c: Likewise.
14687 * tree-eh.c: Likewise.
14688 * tree-flow-inline.h: Likewise.
14689 * tree-inline.c: Likewise.
14690 * tree-into-ssa.c: Likewise.
14691 * tree-loop-distribution.c: Likewise.
14692 * tree-nested.c: Likewise.
14693 * tree-parloops.c: Likewise.
14694 * tree-pass.h: Likewise.
14695 * tree-pretty-print.c: Likewise.
14696 * tree-profile.c: Likewise.
14697 * tree-scalar-evolution.c: Likewise.
14698 * tree-sra.c: Likewise.
14699 * tree-ssa-alias-warnings.c: Likewise.
14700 * tree-ssa-ccp.c: Likewise.
14701 * tree-ssa-coalesce.c: Likewise.
14702 * tree-ssa-dom.c: Likewise.
14703 * tree-ssa-dse.c: Likewise.
14704 * tree-ssa-forwprop.c: Likewise.
14705 * tree-ssa-live.c: Likewise.
14706 * tree-ssa-live.h: Likewise.
14707 * tree-ssa-loop-im.c: Likewise.
14708 * tree-ssa-loop-ivopts.c: Likewise.
14709 * tree-ssa-loop-niter.c: Likewise.
14710 * tree-ssa-loop-prefetch.c: Likewise.
14711 * tree-ssa-phiopt.c: Likewise.
14712 * tree-ssa-phiprop.c: Likewise.
14713 * tree-ssa-sccvn.c: Likewise.
14714 * tree-ssa-ter.c: Likewise.
14715 * tree-ssa-threadupdate.c: Likewise.
14716 * tree-ssa.c: Likewise.
14717 * tree-vect-analyze.c: Likewise.
14718 * tree-vect-transform.c: Likewise.
14719 * tree-vectorizer.c: Likewise.
14720 * tree-vn.c: Likewise.
14721 * tree-vrp.c: Likewise.
14722 * tree.c: Likewise.
14723 * tree.def: Likewise.
14724 * tree.h: Likewise.
14725 * unwind-dw2-fde.c: Likewise.
14726 * unwind.inc: Likewise.
14727 * value-prof.c: Likewise.
14728 * vmsdbgout.c: Likewise.
14730 2008-06-05 David Edelsohn <edelsohn@gnu.org>
14732 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
14733 always place FP constants in the TOC for TARGET_POWERPC64.
14734 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
14736 2008-06-05 Joseph Myers <joseph@codesourcery.com>
14738 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
14739 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
14740 enable for TARGET_E500_DOUBLE.
14741 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
14742 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
14743 floating-point modes like integer modes for E500 double.
14744 (rs6000_legitimate_offset_address_p): Likewise.
14745 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
14746 addressing for DDmode for E500 double.
14747 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
14748 modes as using 64-bits of registers for E500 double.
14749 (spe_build_register_parallel): Do not handle DDmode or TDmode.
14750 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
14751 specially for E500 double.
14752 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
14753 TDmode for E500 double.
14754 (rs6000_gimplify_va_arg): Only handle SDmode in registers
14755 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
14756 (rs6000_split_multireg_move): Do not handle TDmode specially for
14758 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
14759 using 64-bit registers for E500 double.
14760 (emit_frame_save): Do not handle DDmode specially for E500 double.
14761 (gen_frame_mem_offset): Likewise.
14762 (rs6000_function_value): Do not call spe_build_register_parallel
14763 for DDmode or TDmode.
14764 (rs6000_libcall_value): Likewise.
14765 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
14766 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
14769 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
14771 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
14774 2008-06-04 Junjie Gu <jgu@tensilica.com>
14776 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
14777 comparison for frame pointers.
14779 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14782 * config/avr/avr.h (PUSH_ROUNDING): Remove.
14784 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
14787 * builtins.c (expand_builtin_signbit): Don't take lowpart when
14788 register is already smaller or equal to required mode.
14790 2008-06-04 Xinliang David Li <davidxl@google.com>
14792 * tree-call-cdce.c: New file.
14793 (cond_dead_built_in_calls): New static variable.
14794 (input_domain): New struct.
14795 (check_pow): New function.
14796 (check_builtin_call): Ditto.
14797 (check_target_format): Ditto.
14798 (is_call_dce_candidate): Ditto.
14799 (gen_one_condition): Ditto.
14800 (gen_conditions_for_domain): Ditto.
14801 (get_domain): Ditto.
14802 (gen_conditions_for_pow_cst_base): Ditto.
14803 (gen_conditions_for_pow_int_base): Ditto.
14804 (gen_conditions_for_pow): Ditto.
14805 (get_no_error_domain): Ditto.
14806 (gen_shrink_wrap_conditions): Ditto.
14807 (shrink_wrap_one_built_in_call): Ditto.
14808 (shink_wrap_conditional_dead_built_in_calls): Ditto.
14809 (tree_call_cdce): Ditto.
14810 (gate_call_cdce): Ditto.
14811 (pass_call_cdce): New gimple pass.
14812 * passes.c: (init_optimization_passes): New pass.
14813 * tree-pass.h: New pass declaration.
14814 * opts.c (decode_options): New flag setting.
14815 * common.opt: Add -ftree-builtin-call-dce flag.
14816 * Makefile.in: Add new source file.
14817 * tempvar.def: New tv_id.
14818 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
14820 2008-06-04 Richard Guenther <rguenther@suse.de>
14822 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
14823 (is_call_clobbered): Always check var_ann->call_clobbered.
14824 (mark_call_clobbered): Always set var_ann->call_clobbered.
14825 (clear_call_clobbered): Always clear var_ann->call_clobbered.
14826 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
14827 (reset_alias_info): Clear call clobbering info on MTAGs and
14829 (set_pt_anything): Set pt_global_mem.
14830 (create_tag_raw): Adjust comment.
14831 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
14833 2008-06-04 Joseph Myers <joseph@codesourcery.com>
14834 Maxim Kuvyrkov <maxim@codesourcery.com>
14836 * config/m68k/m68k.opt (mxgot): New option.
14837 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
14838 (m68k_output_addr_const_extra): New.
14839 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
14840 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
14841 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
14842 * doc/invoke.texi (M680x0 Options): Document -mxgot.
14844 2008-06-04 Richard Guenther <rguenther@suse.de>
14846 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
14847 negative or non-representable offsets.
14849 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
14851 * config/i386/i386.c (ix86_gen_leave): New.
14852 (ix86_gen_pop1): Likewise.
14853 (ix86_gen_add3): Likewise.
14854 (ix86_gen_sub3): Likewise.
14855 (ix86_gen_sub3_carry): Likewise.
14856 (ix86_gen_one_cmpl2): Likewise.
14857 (ix86_gen_monitor): Likewise.
14858 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
14859 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
14860 ix86_gen_one_cmpl2 and ix86_gen_monitor.
14861 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
14862 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
14863 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
14864 (ix86_expand_epilogue): Updated.
14865 (print_operand): Handle integer register operand for 'z'.
14866 (ix86_expand_strlensi_unroll_1): Likewise.
14867 (ix86_expand_strlen): Likewise.
14868 (ix86_expand_builtin): Likewise.
14869 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
14870 mov{q}/mov{l} and add{q}/add{l}.
14872 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14874 * config/i386/i386.md (P): New mode iterator.
14875 (SFmode push_operand splitter): Macroize DImode and SImode pushes
14876 using P mode iterator.
14877 (DFmode push_operand splitter): Ditto.
14878 (XFmode push_operand splitter): Ditto.
14879 (DFmode float_extend SFmode push_operand splitter): Ditto.
14880 (XFmode float_extend SFmode push_operand splitter): Do not generate
14881 SImode pushes for 64bit target. Macroize Dimode and SImode
14882 pushes using P mode iterator.
14883 (XFmode float_extend DFmode push_operand splitter): Ditto.
14885 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14887 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
14888 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
14889 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
14890 return type to int.
14891 (ix86_call_abi_override): Remove check for call_used_regs.
14893 2008-06-03 Richard Guenther <rguenther@suse.de>
14895 * tree-ssa-structalias.c (find_func_aliases): Add constraints
14896 for the lhs of calls if the return type contains pointers.
14898 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
14900 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
14901 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
14902 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
14903 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
14904 of cfun and DEFAULT_ABI to deceide abi mode.
14905 (DEFAULT_ABI): New.
14906 (REG_PARM_STACK_SPACE): Removed.
14907 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
14908 (STACK_BOUNDARY): Use default target to deceide stack boundary.
14909 * config/i386/i386-protos.h (ix86_cfun_abi): New.
14910 (ix86_function_abi): Likewise.
14911 (ix86_function_type_abi): Likewise.
14912 (ix86_call_abi_override): Likewise.
14913 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
14914 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
14915 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
14916 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
14918 (X86_64_REGPARM_MAX): New.
14919 (X86_64_SSE_REGPARM_MAX): New.
14920 (X64_REGPARM_MAX): New.
14921 (X64_SSE_REGPARM_MAX): New.
14922 (X86_32_REGPARM_MAX): New.
14923 (X86_32_SSE_REGPARM_MAX): New.
14924 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
14925 (ix86_function_regparm): Handle user calling abi.
14926 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
14927 by DEFAULT_ABI versus SYSV_ABI check.
14928 (ix86_reg_parm_stack_space): New.
14929 (ix86_function_type_abi): New.
14930 (ix86_call_abi_override): New.
14931 (ix86_function_abi): New.
14932 (ix86_cfun_abi): New.
14933 (init_cumulative_args): Call abi specific initialization.
14934 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
14935 (function_arg_64): Extend SSE_REGPARM_MAX check.
14936 (function_arg (): Remove TARGET_64BIT_MS_ABI.
14937 (ix86_pass_by_reference): Likewise.
14938 (ix86_function_value_regno_p): Likewise.
14939 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
14940 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
14941 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
14942 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
14943 (setup_incoming_varargs_64): Adjust regparm for call abi.
14944 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
14945 (ix86_va_start): Likewise.
14946 (ix86_gimplify_va_arg): Likewise.
14947 (ix86_expand_prologue): Likewise.
14948 (output_pic_addr_const): Likewise.
14949 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
14950 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
14951 (x86_output_mi_thunk): Likewise.
14952 (x86_function_profiler): Likewise.
14953 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
14954 (SYSV_ABI, MS_ABI): New constants.
14955 (DEFAULT_ABI): New.
14956 (init_regs): Add prototype of function in regclass.c file.
14957 (OVERRIDE_ABI_FORMAT): New.
14958 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
14959 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
14960 (OUTGOING_REG_PARM_STACK_SPACE): New.
14961 (ix86_reg_parm_stack_space): New prototype.
14962 (CUMULATIVE_ARGS): Add call_abi member.
14963 (machine_function): Add call_abi member.
14964 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
14965 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
14967 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
14970 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
14971 (avr_builtin_setjmp_frame_value): New function.
14972 * config/avr/avr.md (nonlocal_goto_receiver): Define.
14973 (nonlocal_goto): Define.
14975 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
14977 * config/mips/mips.c (mips_emit_loadgp): Return early if
14978 there is nothing do to, otherwise emit a blockage if
14979 !TARGET_EXPLICIT_RELOCS || crtl->profile.
14980 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
14982 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14984 * configure.ac: Drop unneeded backslash ending up in config.in.
14985 * acinclude.m4: Likewise.
14986 * config.in: Regenerate.
14988 2008-05-26 Jan Hubicka <jh@suse.cz>
14990 * predict.c (maybe_hot_frequency_p): Break out of...
14991 (maybe_hot_bb_p): ... here.
14992 (maybe_hot_edge_p): New.
14993 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
14994 * basic-block.h (maybe_hot_edge_p): Declare.
14996 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
14998 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
14999 (*cmpfp_<mode>_cc): Ditto.
15000 (*fp_jcc_8<mode>_387): Ditto.
15001 (*fop_<MODEF:mode>_2_i387): Ditto.
15002 (*fop_<MODEF:mode>_3_i387): Ditto.
15003 (*fop_xf_2_i387): Ditto.
15004 (*fop_xf_3_i387): Ditto.
15006 2008-06-02 Tomas Bily <tbily@suse.cz>
15008 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
15010 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15012 * config/mips/mips.c (mips_valid_offset_p): New function.
15013 (mips_valid_lo_sum_p): Likewise.
15014 (mips_classify_address): Use them.
15015 (mips_force_address): New function.
15016 (mips_legitimize_address): Use it.
15017 * config/mips/mips.md (MOVE128): New mode iterator.
15018 (movtf): Require TARGET_64BIT. Remove empty strings.
15019 (*movtf_internal): Rename to...
15020 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
15021 of "R" and use {,fp}{load,store} attributes instead of "multi".
15022 Use a separate define_split.
15023 (*movtf_mips16): New pattern.
15025 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15027 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
15028 * config/mips/mips.c (mips_expand_before_return): New function.
15029 (mips_expand_epilogue): Call it.
15030 * config/mips/mips.md (return): Turn into a define_expand.
15031 (*return): New insn.
15033 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15035 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
15036 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
15037 functions. Do not emit uses and clobbers of CONCATs; individually
15038 use and clobber their operands.
15039 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
15040 gen_clobber, emit_use and gen_use.
15041 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
15042 (expand_builtin_return): Likewise.
15043 * cfgbuild.c (count_basic_blocks): Likewise.
15044 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
15045 * explow.c (emit_stack_restore): Likewise.
15046 * expmed.c (extract_bit_field_1): Likewise.
15047 * expr.c (convert_move, emit_move_complex_parts): Likewise.
15048 (emit_move_multi_word, store_constructor): Likewise.
15049 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
15050 (thread_prologue_and_epilogue_insns): Likewise.
15051 * lower-subreg.c (resolve_simple_move): Likewise.
15052 * optabs.c (widen_operand, expand_binop): Likewise.
15053 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
15054 * reload.c (find_reloads): Likewise.
15055 * reload1.c (eliminate_regs_in_insn): Likewise.
15056 * stmt.c (expand_nl_goto_receiver): Likewise.
15057 * config/alpha/alpha.md (builtin_longjmp): Likewise.
15058 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
15059 * config/arm/arm.c (arm_load_pic_register): Likewise.
15060 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
15061 * config/arm/arm.md (untyped_return): Likewise.
15062 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
15063 * config/avr/avr.c (expand_prologue): Likewise.
15064 * config/bfin/bfin.c (do_unlink): Likewise.
15065 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
15066 * config/cris/cris.c (cris_expand_prologue): Likewise.
15067 * config/darwin.c (machopic_indirect_data_reference): Likewise.
15068 (machopic_legitimize_pic_address): Likewise.
15069 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
15070 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
15071 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
15072 (ix86_expand_convert_uns_didf_sse): Likewise.
15073 (ix86_expand_vector_init_general): Likewise.
15074 * config/ia64/ia64.md (eh_epilogue): Likewise.
15075 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
15076 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
15077 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
15078 (config/iq2000/iq2000.c): Likewise.
15079 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
15080 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
15081 (builtin_longjmp): Likewise.
15082 * config/mn10300/mn10300.md (call, call_value): Likewise.
15083 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
15084 * config/pdp11/pdp11.md (abshi2): Likewise.
15085 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15086 * config/s390/s390.c (s390_emit_prologue): Likewise.
15087 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
15088 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
15089 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
15090 * config/sh/sh.c (prepare_move_operands): Likewise.
15091 (output_stack_adjust, sh_expand_epilogue): Likewise.
15092 (sh_set_return_address, sh_expand_t_scc): Likewise.
15093 * config/sparc/sparc.c (load_pic_register): Likewise.
15094 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
15095 * config/spu/spu.c (spu_expand_epilogue): Likewise.
15096 * config/v850/v850.c (expand_epilogue): Likewise.
15098 2008-05-31 Anatoly Sokolov <aesok@post.ru>
15100 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
15101 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
15102 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
15103 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
15104 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
15105 stack pointer register.
15106 (output_movhi): Remove code for interrupt specific writing to the
15107 stack pointer register.
15109 2008-05-31 Richard Guenther <rguenther@suse.de>
15111 PR tree-optimization/34244
15112 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
15113 (tree_expr_nonzero_warnv_p): Likewise.
15114 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
15115 ssa_name_nonnegative_p.
15116 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
15117 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
15118 not tree_expr_nonzero_warnv_p.
15120 PR tree-optimization/36262
15122 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
15124 PR tree-optimization/34244
15125 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
15126 (record_numbers_of_iterations): New function.
15127 (execute_vrp): Cache the numbers of iterations of loops.
15128 * tree-scalar-evolution.c (scev_reset_except_niters):
15130 (scev_reset): Use scev_reset_except_niters.
15131 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
15133 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
15135 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15136 __WORKAROUND_RETS when appropriate.
15138 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15140 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
15141 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
15143 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
15144 *fop_df_comm_sse insn patterns using MODEF mode iterator.
15145 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
15146 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
15147 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
15148 *fop_df_1_mixed insn patterns using MODEF mode iterator.
15149 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
15150 *fop_df_1_sse insn patterns using MODEF mode iterator.
15151 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
15152 *fop_df_1_i387 insn patterns using MODEF mode iterator.
15153 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
15154 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
15155 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
15156 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
15157 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
15158 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
15159 (*fop_xf_4_i387): Use <MODE> for mode attribute.
15160 (*fop_xf_5_i387): Ditto.
15161 (*fop_xf_6_i387): Ditto.
15163 2008-05-30 Richard Guenther <rguenther@suse.de>
15165 * builtins.c (build_string_literal): Avoid generating
15166 a non-gimple_val result.
15168 2008-05-30 DJ Delorie <dj@redhat.com>
15170 * exec-tool.in: Use an environment variable (private) instead of a
15171 file (shared) as a semaphore, so as to not break parallel builds.
15173 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15175 * optabs.c (maybe_encapsulate_block): Remove.
15176 (emit_libcall_block): Adjust accordingly.
15177 * optabs.h (maybe_encapsulate_block): Remove prototype.
15179 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
15180 Don't use maybe_encapsulate_block.
15182 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15184 * config/rs6000/rs6000.c (rs6000_legitimize_address,
15185 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
15186 rtx is a SYMBOL_REF before calling get_pool_constant.
15188 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
15190 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
15192 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
15194 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
15195 rather than OS names to choose INO_T_EQ definition.
15196 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
15197 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
15199 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
15202 * config/darwin-f.c: New.
15203 * config/t-darwin: Added rule to build darwin-f.o.
15204 * config.gcc: Defined new variable, fortran_target_objs.
15205 (*-*-darwin*): Set fortran_target_objs.
15206 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
15207 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
15208 * configure: Regenerated.
15210 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
15213 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
15214 canonical type if needed.
15216 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
15218 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
15220 2008-05-29 Richard Guenther <rguenther@suse.de>
15222 PR tree-optimization/36343
15223 PR tree-optimization/36346
15224 PR tree-optimization/36347
15225 * tree-flow.h (clobber_what_p_points_to): Declare.
15226 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
15227 pointed-to variable is dereferenced is irrelevant to whether
15228 the pointer can access the pointed-to variable.
15229 (clobber_what_p_points_to): New function.
15230 * tree-ssa-alias.c (set_initial_properties): Use it.
15231 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
15232 call clobber check for NMTs.
15234 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15236 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
15237 for printing gcov_type.
15239 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15241 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
15242 and the eh region information.
15243 * value-prof.c (gimple_move_stmt_histograms): New function.
15244 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
15246 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
15248 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
15250 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15252 * value-prof.c (tree_ic_transform): Print counts.
15253 * tree-profile.c (tree_gen_ic_func_profiler):
15254 Clear __gcov_indreict_call_callee variable to avoid misattribution
15257 2008-05-28 Rafael Espíndola <espindola@google.com>
15259 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
15262 2008-05-28 Richard Guenther <rguenther@suse.de>
15264 PR tree-optimization/36339
15265 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
15266 and clobbering code out of the loop.
15268 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15270 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
15273 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
15274 s390_contiguous_bitmask_p, s390_symref_operand_p,
15275 s390_check_symref_alignment, s390_reload_larl_operand,
15276 s390_reload_symref_address): New functions.
15277 (s390_branch_condition_mnemonic): Support compare and branch
15279 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
15280 and 'W' constraints.
15281 (s390_secondary_reload): Add secondary reloads for unaligned
15282 symbol refs or symbol refs to floating point or QI/TI mode
15284 (legitimate_address_p): Accept symbol references as addresses.
15285 (s390_expand_insv): Use rotate and insert selected bits
15286 instruction for insv when building for z10.
15287 (print_operand_address): Handle symbol ref addresses.
15288 (print_operand): Output modifier 'c' added for signed byte values.
15289 (s390_encode_section_info): Mark symbol refs with
15290 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
15292 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
15293 (length attribute): RRF, RRR have 4 byte length.
15294 (FPALL, INTALL): New mode iterators added.
15295 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
15296 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
15297 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
15298 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
15299 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
15300 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
15301 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
15302 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
15304 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
15305 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
15306 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
15307 reload<INTALL:mode><P:mode>_toreg_z10,
15308 reload<FPALL:mode><P:mode>_tomem_z10,
15309 reload<FPALL:mode><P:mode>_toreg_z10,
15310 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
15311 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
15312 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
15313 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
15315 (movmem, clrmem, cmpmem): New splitters added.
15317 * config/s390/predicates.md (larl_operand): Use
15318 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
15319 SYMBOL_REF_ALIGN1_P.
15320 (s390_signed_integer_comparison,
15321 s390_unsigned_integer_comparison): New predicates.
15323 * config/s390/s390-protos.h (s390_check_symref_alignment,
15324 s390_contiguous_bitmask_p, s390_reload_larl_operand,
15325 s390_reload_symref_address,
15326 s390_compare_and_branch_condition_mask): Prototypes added.
15328 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
15329 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
15330 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
15332 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15334 * config/s390/s390.c (z10_cost): New cost function for z10.
15335 (s390_handle_arch_option, override_options): Support -march=z10 switch.
15336 (s390_issue_rate): Adjust issue rate for z10.
15337 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
15338 (processor_flags): Add PF_Z10.
15339 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
15340 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
15341 * gcc/config.gcc: Add z10.
15343 2008-05-28 Richard Guenther <rguenther@suse.de>
15345 PR tree-optimization/36291
15346 * tree-flow. h (struct gimple_df): Remove var_anns member.
15347 * tree-flow-inline.h (gimple_var_anns): Remove.
15348 (var_ann): Simplify.
15349 * tree-dfa.c (create_var_ann): Simplify.
15350 (remove_referenced_var): Clear alias info from var_anns of globals.
15351 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
15352 (delete_tree_ssa): Clear alias info from var_anns of globals.
15353 Do not free var_anns.
15354 (var_ann_eq): Remove.
15355 (var_ann_hash): Likewise.
15357 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
15359 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
15360 and loongson2f entries.
15361 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
15362 * config/mips/mips.h (processor_type): Add Loongson-2E
15363 and Loongson-2F entries.
15364 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
15365 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
15366 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
15367 * doc/invoke.texi (MIPS Options): Document loongson2e
15368 and loongson2f processor names.
15370 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15374 * config/i386/i386.c (ix86_function_arg_boundary): Use
15375 alignment of canonical type.
15376 (ix86_expand_vector_move): Check unaligned memory access for
15379 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15381 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
15382 Moved to the front of file.
15384 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
15385 H.J. Lu <hongjiu.lu@intel.com>
15387 * dwarf2out.c (current_fde): New.
15389 (lookup_cfa:): Likewise.
15390 (dwarf2out_end_epilogue): Likewise.
15391 (dwarf2out_note_section_used): Likewise.
15393 2008-05-27 Michael Matz <matz@suse.de>
15396 * c.opt (Wenum-compare): New warning option.
15397 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
15399 2008-05-27 Michael Matz <matz@suse.de>
15401 PR middle-end/36326
15402 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
15404 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
15405 into memory as tail calls.
15407 2008-05-27 Richard Guenther <rguenther@suse.de>
15409 PR tree-optimization/36339
15410 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
15411 pointers cause all addressable variables to be call clobbered.
15413 2008-05-27 Richard Guenther <rguenther@suse.de>
15415 PR tree-optimization/36245
15416 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
15418 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15420 * config/s390/s390.md: Replace all occurences of the 'm'
15421 constraint with 'RT'.
15423 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15425 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
15427 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
15429 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
15430 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
15431 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
15433 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15435 * reload.c: (find_reloads): Skip alternatives according to the
15436 "enabled" attribute. Constify the constraint variable.
15437 * recog.c (get_attr_enabled): Add default implementation.
15438 (extract_insn): Set the alternative_enabled_p array
15439 in the recog_data struct.
15440 (preprocess_constraints, constrain_operands): Skip
15441 alternatives according to the "enabled" attribute
15442 * recog.h (struct recog_data): New field alternative_enabled_p.
15443 (skip_alternative): New inline function.
15444 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
15445 (record_reg_classes): Skip alternative according to the
15446 "enabled" attribute.
15448 * doc/md.texi: Add documention for the "enabled" attribute.
15450 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15452 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
15453 * postreload.c (reload_cse_simplify_operands): Replace 'm'
15454 constraint with TARGET_MEM_CONSTRAINT.
15455 * recog.c (asm_operand_ok, preprocess_constraints,
15456 constrain_operands): Likewise.
15457 * regclass.c (record_reg_classes): Likewise.
15458 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
15459 * reload1.c (maybe_fix_stack_asms): Likewise.
15460 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
15461 * recog.h: Adjust comment.
15462 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
15463 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
15464 * doc/md.texi: Add a note to description of 'm' constraint.
15465 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
15467 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
15469 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
15470 that the bitfield is of integral type before testing its precision.
15472 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15473 Sa Liu <saliu@de.ibm.com>
15475 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
15476 __modti3, __udivti3, __umodti3 and __udivmodti4.
15477 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
15478 that implement TImode mul and div functions.
15479 * config/spu/multi3.c: New. Implement __multi3.
15480 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
15481 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
15484 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
15486 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
15487 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
15488 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
15489 tls_sysv_suffix): New mode and mode attribute iterators.
15490 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
15491 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
15492 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
15493 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
15494 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
15497 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
15499 PR tree-optimization/36329
15500 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
15501 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
15502 * cgraphbuild.c (initialize_inline_failed): Use the latter
15503 macro in lieu of the former.
15504 * ipa-inline.c (cgraph_mark_inline): Likewise.
15505 (cgraph_decide_inlining_of_small_function): Likewise.
15506 (cgraph_decide_inlining): Likewise.
15507 (cgraph_decide_inlining_incrementally): Likewise.
15509 2008-05-26 Tristan Gingold <gingold@adacore.com>
15510 Anatoly Sokolov <aesok@post.ru>
15512 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
15513 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
15514 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
15515 optimization for 'avr6' architecture.
15517 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
15520 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
15522 2008-05-26 Richard Guenther <rguenther@suse.de>
15524 * tree-ssa-sccvn.c (expr_has_constants): Declare.
15525 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
15527 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
15529 PR middle-end/36253
15530 * caller-save.c (insert_restore): Verify alignment of spill space.
15531 (insert_save): Likewise.
15532 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
15533 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
15534 (STACK_SLOT_ALIGNMENT): Likewise.
15535 * function.c (LOCAL_ALIGNMENT): Removed.
15536 (get_stack_local_alignment): New.
15537 (assign_stack_local): Use it. Set alignment on stack slot.
15538 (assign_stack_temp_for_type): Use get_stack_local_alignment.
15539 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
15540 (STACK_SLOT_ALIGNMENT): New.
15541 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
15542 stack slot in XFmode.
15544 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
15546 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
15549 * config/i386/i386.md (allocate_stack_worker_64): Make sure
15550 argument operand in rax isn't removed.
15552 2008-05-26 Richard Guenther <rguenther@suse.de>
15554 PR middle-end/36300
15555 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
15556 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
15558 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15561 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
15563 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
15565 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
15566 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
15568 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15570 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
15571 build a trampoline if we don't want one.
15572 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
15573 return zero for nested functions if we don't want a trampoline.
15575 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15577 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
15579 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15582 * c.opt: Removed undocumented option '-lang-fortran'.
15583 * c-common.h: Removed global variable 'lang_fortran'.
15584 * c-opts.c (c_common_handle_option): Removed code to handle
15585 option '-lang-fortran'. Updated includes.
15586 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
15587 definition of '__GFORTRAN__'.
15588 (define__GNUC__): Reimplemented to use BASEVER and
15589 cpp_define_formatted.
15590 (builtin_define_with_value_n): Removed.
15591 * c-incpath.h: Renamed to ...
15592 * incpath.h: ... this.
15593 * c-incpath.c: Renamed to ...
15594 * incpath.c: ... this. Updated includes.
15595 * fix-header.c: Updated includes.
15596 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
15597 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
15598 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
15600 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15602 * tree.h: Update the table of flags used on tree nodes.
15603 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
15604 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
15605 (FORCED_LABEL): Add access check.
15606 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
15607 (ASM_INPUT_P): Likewise.
15608 (ASM_VOLATILE_P): Likewise.
15609 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
15610 (OMP_SECTION_LAST): Access private_flag directly.
15611 (OMP_RETURN_NOWAIT): Likewise.
15612 (OMP_PARALLEL_COMBINED): Likewise.
15613 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
15614 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
15615 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
15616 deprecated_flag directly.
15618 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
15620 * final.c (frame_pointer_needed): Removed.
15621 * flags.h (frame_pointer_needed): Likewise.
15623 * function.h (rtl_data): Add frame_pointer_needed.
15624 (frame_pointer_needed): New.
15626 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
15628 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
15630 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
15632 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
15635 2008-05-25 Alan Modra <amodra@bigpond.net.au>
15637 * c-common.c (strip_array_types): Move function to..
15639 (get_inner_array_type): Delete.
15640 * c-common.h (strip_array_types): Move declaration to..
15642 (get_inner_array_type): Delete.
15643 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
15644 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
15645 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
15646 * config/pa/pa.c (emit_move_sequence): Likewise.
15648 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
15650 * config/i386/i386.md (*sse_prologue_save_insn): Set length
15653 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
15655 * function.c: Include target hook for nonlocal_goto frame value.
15657 2008-05-24 Richard Guenther <rguenther@suse.de>
15659 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
15660 variable can be only accessed through a pointer or a union.
15662 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15664 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
15665 * doc/extend.texi: Likewise.
15667 2008-05-23 DJ Delorie <dj@redhat.com>
15669 * config/m32c/jump.md (untyped_call): Add.
15671 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
15672 for A24 to PSImode.
15673 (m32c_address_cost): Detail costs for indirect offsets.
15675 2008-05-23 Rafael Espíndola <espindola@google.com>
15677 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
15678 if a node is a SUBREG.
15679 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
15682 2008-05-23 Paul Brook <paul@codesourcery.com>
15683 Carlos O'Donell <carlos@codesourcery.com>
15685 * doc/extend.texi: Clarify use of __attribute__((naked)).
15686 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15687 * target.h (gcc_target): Add allocate_stack_slots_for_args.
15688 * function.c (use_register_for_decl): Use
15689 targetm.calls.allocate_stack_slots_for_args.
15690 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15691 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
15692 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
15694 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
15696 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
15698 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
15700 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
15701 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
15702 is only rounded once.
15704 2008-05-23 Richard Guenther <rguenther@suse.de>
15706 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
15708 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
15709 Jakub Jelinek <jakub@redhat.com>
15712 * configure.ac: Handle --enable-cld.
15713 * configure: Regenerated.
15714 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
15715 * config/i386/i386.h (struct machine_function): Add needs_cld field.
15716 (ix86_current_function_needs_cld): New define.
15717 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
15718 (cld): New isns pattern.
15719 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
15720 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
15721 * config/i386/i386.opt (mcld): New option.
15722 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
15723 TARGET_CLD and ix86_current_function_needs_cld.
15724 (override_options): Use -mcld by default for 32-bit code if
15727 * doc/install.texi (Options specification): Document --enable-cld.
15728 * doc/invoke.texi (Machine Dependent Options)
15729 [i386 and x86-64 Options]: Add -mcld option.
15730 (Intel 386 and AMD x86-64 Options): Document -mcld option.
15732 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
15733 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
15734 (return_in_memory_64): Likewise.
15735 (return_in_memory_ms_64): Likewise.
15737 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15739 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
15740 * builtins.c (fold_builtin_fpclassify): New.
15741 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
15742 * builtins.def (BUILT_IN_FPCLASSIFY): New.
15743 * c-common.c (handle_type_generic_attribute): Adjust to accept
15744 fixed arguments before an elipsis.
15745 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
15746 * doc/extend.texi: Document __builtin_fpclassify.
15748 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
15750 * omp-low.c (gate_expand_omp_ssa): Remove.
15751 (pass_expand_omp_ssa): Remove.
15752 (gate_expand_omp): Do not check for flag_openmp_ssa.
15753 * common.opt (-fopenmp-ssa): Remove.
15754 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
15756 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
15758 * config/sh/sh.opt (mfixed-range): New option.
15759 * config/sh/sh-protos.h (sh_fix_range): Declare.
15760 * config/sh/sh.c (sh_fix_range): New function.
15761 * config/sh/sh.h (sh_fixed_range_str): Declare.
15762 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
15764 * doc/invoke.texi (SH Options): Document -mfixed-range.
15766 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
15768 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
15769 it before the redeclaration.
15771 2008-05-22 Anatoly Sokolov <aesok@post.ru>
15773 * config/avr/avr.c (get_sequence_length): Add new function.
15774 (expand_prologue, expand_epilogue): Remove duplicate code.
15776 2008-05-22 Rafael Espíndola <espindola@google.com>
15778 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
15781 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
15783 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
15784 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
15786 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
15787 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
15788 (vect_update_misalignment_for_peel): Likewise.
15789 (vector_alignment_reachable_p): Likewise.
15790 * tree-vect-transform.c (vectorizable_load): Likewise.
15791 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
15792 (get_vectype_for_scalar_type): Pass mode of scalar_type
15793 to UNITS_PER_SIMD_WORD.
15795 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
15796 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
15797 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
15798 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
15799 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
15801 2008-05-22 Ira Rosen <irar@il.ibm.com>
15803 PR tree-optimization/36293
15804 * tree-vect-transform.c (vect_transform_strided_load): Don't check
15805 if the first load must be skipped because of a gap.
15807 2008-05-22 Richard Guenther <rguenther@suse.de>
15809 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
15810 more cases of offset disambiguation that is possible if
15811 strict-aliasing rules apply.
15812 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
15813 for basic offset and type-based disambiguation.
15815 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15817 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
15818 ix86_expand_vector_set on V16QImode for SSE4.1.
15820 2008-05-21 Tom Tromey <tromey@redhat.com>
15822 * c.opt (Wimport): Mark as undocumented.
15823 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
15825 (Warning Options): Likewise.
15826 * doc/cppopts.texi: Don't mention -Wimport.
15828 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
15830 PR tree-optimization/36287
15831 PR tree-optimization/36286
15832 * lambda-code.c (build_access_matrix): Do not use the loop->num
15833 for computing the number of induction variables: use the loop depth
15836 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
15839 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
15840 option -f(no-)leading-underscore.
15842 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15844 * config/i386/i386.c (ix86_expand_vector_init_general): Use
15845 GET_MODE_NUNITS (mode).
15847 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
15849 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
15850 (-mmulhw): Add 464 to description.
15851 (-mdlmzb): Likewise.
15852 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
15853 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
15855 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
15856 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
15857 * config/rs6000/rs6000.md: Update comments for 464.
15859 2008-05-21 Janis Johnson <janis187@us.ibm.com>
15861 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
15863 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15865 * config/i386/sse.md (vec_extractv4sf): Removed.
15866 (vec_extractv2df): Likewise.
15867 (vec_extractv2di): Likewise.
15868 (vec_extractv4si): Likewise.
15869 (vec_extractv8hi): Likewise.
15870 (vec_extractv16qi): Likewise.
15871 (vec_extract<mode>): New.
15873 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15875 * config/i386/sse.md (vec_setv4sf): Removed.
15876 (vec_setv2df): Likewise.
15877 (vec_setv2di): Likewise.
15878 (vec_setv4si): Likewise.
15879 (vec_setv8hi): Likewise.
15880 (vec_setv16qi): Likewise.
15881 (vec_set<mode>): New.
15883 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15885 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
15886 goto for vec_concat and vec_interleave.
15888 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
15890 * config/i386/sse.md (vec_initv4sf): Removed.
15891 (vec_initv2df): Likewise.
15892 (vec_initv2di): Likewise.
15893 (vec_initv4si): Likewise.
15894 (vec_initv8hi): Likewise.
15895 (vec_initv16qi): Likewise.
15896 (vec_init<mode>): New.
15898 2008-05-21 Joseph Myers <joseph@codesourcery.com>
15900 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
15902 2008-05-21 Tom Tromey <tromey@redhat.com>
15904 * ggc-zone.c (lookup_page_table_if_allocated): New function.
15905 (zone_find_object_offset): Likewise.
15906 (gt_ggc_m_S): Likewise.
15907 (highest_bit): Likewise.
15908 * ggc-page.c (gt_ggc_m_S): New function.
15909 * stringpool.c (string_stack): Remove.
15910 (init_stringpool): Update.
15911 (ggc_alloc_string): Use ggc_alloc.
15912 (maybe_delete_ident): New function.
15913 (ggc_purge_stringpool): Likewise.
15914 (gt_ggc_m_S): Remove.
15915 * ggc-common.c (ggc_protect_identifiers): New global.
15916 (ggc_mark_roots): Call ggc_purge_stringpool. Use
15917 ggc_protect_identifiers.
15918 * ggc.h (ggc_protect_identifiers): Declare.
15919 (gt_ggc_m_S): Update.
15920 (ggc_purge_stringpool): Declare.
15921 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
15922 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
15924 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
15926 2008-05-21 David S. Miller <davem@davemloft.net>
15928 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
15931 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
15933 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
15936 2008-05-20 David Daney <ddaney@avtrex.com>
15938 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
15939 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
15940 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15941 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15942 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
15943 (atomic_hiqi_op): New define_code_iterator.
15944 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
15945 mips_expand_compare_and_swap_12.
15946 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
15947 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
15948 (sync_<optab><mode>, sync_old_<optab><mode>,
15949 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
15950 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
15951 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
15952 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
15953 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
15954 (test_and_set_12): New insn.
15955 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
15956 sync_new_<optab><mode>, sync_old_nand<mode>,
15957 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
15958 clobber to operand 0 for SI and DI mode insns.
15959 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
15960 mips_gen_fn_4): New typedefs.
15961 (mips_gen_fn_ptrs): Define new union type.
15962 (mips_expand_compare_and_swap_12): Remove declaration.
15963 (mips_expand_atomic_qihi): Declare function.
15964 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
15965 (mips_expand_atomic_qihi): ... this. Use new generator function
15967 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
15968 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
15969 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
15970 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
15971 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
15972 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
15973 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
15974 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
15975 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
15976 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
15979 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
15981 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
15984 2008-05-20 Anatoly Sokolov <aesok@post.ru>
15986 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
15987 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
15988 (avr_attribute_table): Add 'OS_main' function attribute.
15989 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
15990 functions with 'OS_main' attribute.
15992 2008-05-20 Richard Guenther <rguenther@suse.de>
15994 PR tree-optimization/35204
15995 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
15996 helper, split out from ...
15997 (DFS): ... here. Make the DFS walk non-recursive.
15999 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
16000 Jan Sjodin <jan.sjodin@amd.com>
16002 PR tree-optimization/36181
16003 * tree-parloops.c (loop_has_vector_phi_nodes): New.
16004 (parallelize_loops): Don't parallelize when the loop has vector
16007 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16008 Sebastian Pop <sebastian.pop@amd.com>
16010 * tree-loop-linear.c (gather_interchange_stats): Look in the access
16011 matrix, and never look at the tree representation of the memory
16013 (linear_transform_loops): Computes parameters and access matrices.
16014 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
16016 (access_matrix_get_index_for_parameter): New.
16017 * tree-data-ref.h (struct access_matrix): New.
16018 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
16019 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
16020 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
16021 am_vector_index_for_loop): New.
16022 (struct data_reference): Add field access_matrix.
16023 (DR_ACCESS_MATRIX): New.
16024 (compute_data_dependences_for_loop): Update declaration.
16025 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
16026 * lambda.h (lambda_vector_vec_p): Declared.
16027 * lambda-code.c: Depend on pointer-set.h.
16028 (lambda_collect_parameters_from_af, lambda_collect_parameters,
16029 av_for_af_base, av_for_af, build_access_matrix,
16030 lambda_compute_access_matrices): New.
16031 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
16033 2008-05-20 Joseph Myers <joseph@codesourcery.com>
16035 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
16036 $SOURCEDIR/include.
16038 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16039 Sebastian Pop <sebastian.pop@amd.com>
16041 PR tree-optimization/36206
16042 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
16044 (instantiate_scev_1): Rename flags to fold_conversions.
16045 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
16046 outeside instantiation_loop.
16047 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
16048 (evolution_function_is_affine_or_constant_p): Removed.
16049 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
16051 (analyze_siv_subscript): Pass in the loop nest number.
16052 Call evolution_function_is_affine_in_loop instead of
16053 evolution_function_is_affine_p.
16054 (analyze_overlapping_iterations): Pass in the loop nest number.
16056 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16057 Sebastian Pop <sebastian.pop@amd.com>
16059 PR tree-optimization/36206
16060 * tree-chrec.h (chrec_fold_op): New.
16061 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
16064 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
16066 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
16068 (remove_duplicates): Do not set inode on non-inode systems.
16071 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
16073 * config.gcc (tm_file): Update comments about relative pathnames.
16075 2008-05-20 Richard Guenther <rguenther@suse.de>
16077 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
16078 * tree-ssa-sccvn.c (process_scc): Likewise.
16079 * tree-ssa-sink.c (execute_sink_code): Likewise.
16080 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
16081 * tree-vrp.c (process_assert_insertions): Likewise.
16082 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16083 (perform_tree_ssa_dce): Likewise.
16084 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16085 (dump_dominator_optimization_stats): Likewise.
16086 * tree-vectorizer.c (vectorize_loops): Likewise.
16088 2008-05-20 Richard Guenther <rguenther@suse.de>
16090 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
16092 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
16094 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
16095 (ix86_i386elf_return_in_memory): Likewise.
16096 (ix86_i386interix_return_in_memory): Likewise.
16097 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
16098 (SUBTARGET_RETURN_IN_MEMORY): New.
16099 * config/i386/i386elf.h: Likewise.
16100 * config/i386/ptx4-i.h: Likewise.
16101 * config/i386/sol2-10.h: Likewise.
16102 * config/i386/sysv4.h: Likewise.
16103 * config/i386/vx-common.h: Likewise.
16104 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
16105 * config/i386/i386.c (ix86_return_in_memory): Made static and
16106 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
16107 (ix86_i386elf_return_in_memory): Removed.
16108 (ix86_i386interix_return_in_memory): Removed.
16109 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
16110 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
16112 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
16114 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
16116 2008-05-19 Xinliang David Li <davidxl@google.com>
16118 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
16120 * common.opt: Ditto.
16121 * doc/invoke.texi: Ditto.
16123 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
16125 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
16126 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
16128 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16130 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
16131 sizes of operand array from 8/4 to 4/2.
16132 (ix86_expand_vector_init_general): Change size of operand array
16133 from 32 to 16. Remove op0, op1 and half_mode.
16135 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16137 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
16138 (ix86_expand_vector_init_interleave): Likewise.
16139 (ix86_expand_vector_init_general): Use them. Assert
16140 word_mode == SImode when n_words == 4.
16142 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
16144 * config/i386/i386.c (ix86_secondary_reload): New static function.
16145 (TARGET_SECONDARY_RELOAD): New define.
16146 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16147 * config/i386/i386.md (reload_outqi): Remove.
16149 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16151 PR middle-end/35509
16152 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
16153 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
16154 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
16155 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
16156 (fold_builtin_1): Likewise.
16157 * builtins.def (BUILT_IN_ISINF_SIGN): New.
16158 c-common.c (check_builtin_function_arguments): Handle
16159 BUILT_IN_ISINF_SIGN.
16160 * doc/extend.texi: Document __builtin_isinf_sign.
16161 * fold-const.c (operand_equal_p): Handle COND_EXPR.
16163 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
16165 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
16166 EH cleanup at the end of the pass, search for those that have been
16167 turned into forwarder blocks and do the cleanup on their successor.
16169 2008-05-18 Richard Guenther <rguenther@suse.de>
16171 * tree-cfg.c (verify_gimple_expr): Allow conversions from
16172 pointers to sizetype and vice versa.
16174 2008-05-18 Xinliang David Li <davidxl@google.com>
16176 * gcc/tree-ssa-dce.c: Coding style fix.
16177 (check_pow): Documentation comment.
16178 (check_log): Documenation comment. Coding style fix.
16179 (is_unnecessary_except_errno_call): Ditto.
16180 (gen_conditions_for_pow): Ditto.
16181 (gen_conditions_for_log): Ditto.
16182 (gen_shrink_wrap_conditions): Ditto.
16183 (shrink_wrap_one_built_in_calls): Ditto.
16184 * gcc/doc/invoke.texi: Better documentation string.
16185 * ChangeLog: Fix wrong change log entries from
16186 May 17 checkin on function call DCE.
16188 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
16190 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
16192 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16194 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
16195 * df-problems.c (simulation routines): Fixed block comment to
16196 properly say how to add forwards scanning functions.
16198 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16200 * tree-inline.c (setup_one_parameter): Remove dead code.
16202 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16204 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
16205 a BIT_AND_EXPR only for an INTEGER_TYPE.
16207 2008-05-17 Xinliang David Li <davidxl@google.com>
16209 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
16210 (check_pow, check_log, is_unnecessary_except_errno_call): New
16211 functions to check for eliminating math functions that are pure
16212 except for setting errno.
16213 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
16214 general condition expressions for shrink-wrapping pow/log calls.
16215 (gen_shrink_wrap_conditions): Ditto.
16216 (shrink_wrap_one_built_in_call): Ditto.
16217 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
16218 (mark_operand_necessary): If debugging, output if OP is necessary.
16219 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
16221 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
16223 * gcc/common.opt: New user flag -ftree-builtin-dce.
16224 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
16226 2008-05-16 David S. Miller <davem@davemloft.net>
16228 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
16229 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16231 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
16234 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
16236 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16238 * ifcvt.c (dead_or_predicable): Rename
16239 df_simulate_one_insn_backwards to df_simulate_one_insn.
16240 * recog.c (peephole2_optimize): Ditto.
16241 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
16243 * df.h: Rename df_simulate_one_insn_backwards to
16244 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
16245 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
16246 scanning of defs and uses.
16247 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
16248 (df_simulate_one_insn_forwards): Removed.
16250 2008-05-16 Doug Kwan <dougkwan@google.com>
16252 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
16254 (real_from_string): Handle NaNs and Inf as approriate.
16256 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16258 * doc/gty.texi (Source Files Containing Type Information): Note
16259 that headers should appear first in the gtfiles list.
16261 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16263 * tree.def (COND_EXEC): Properly documented this code.
16265 2008-05-16 Diego Novillo <dnovillo@google.com>
16267 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
16268 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
16271 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16273 * tree-ssa-dse (max_stmt_uid): Removed.
16274 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
16275 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
16276 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
16277 * function.h (cfun.last_stmt_uid): New field.
16278 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
16279 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
16281 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
16282 (create_stmt_ann): Initialize the ann->uid field.
16283 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
16285 * tree-flow.h (renumber_gimple_stmt_uids): New function.
16287 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16289 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
16290 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
16291 (init_empty_tree_cfg): Call it.
16293 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16295 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
16298 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16300 * doc/invoke.text (-fdump-tree-*-verbose): New option.
16301 * tree-dump.c (dump_options): New verbose option.
16302 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
16304 * tree-pass.h (TDF_VERBOSE): New dump flag.
16305 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
16306 (tree-flow.h): Added include.
16307 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
16309 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
16311 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
16313 From Jie Zhang <jie.zhang@analog.com>
16314 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16315 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
16316 mcpu=bf561-none and mcpu=bf561-0.2.
16317 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16318 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16319 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16320 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16321 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
16322 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
16323 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
16325 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
16326 (cputype_selected): Remove.
16327 (bfin_handle_option): Don't use cputype_selected.
16328 (override_options): When no mcpu option, enable all workarounds.
16329 Don't use bfin_workarounds.
16330 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
16332 (DEFAULT_CPU_TYPE): Don't define.
16334 2008-05-16 Richard Guenther <rguenther@suse.de>
16336 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
16337 on deletion of the last stmt.
16339 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16341 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
16342 V8HImode for SSE2 and V16QImode for SSE4.1.
16344 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16346 * cgraph.h (compute_inline_parameters): Made public.
16347 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
16348 variable_generate_summary, function_write_summary,
16349 variable_write_summary, variable_read_summary. Added generate_summary,
16350 write_summary, read_summary.
16351 * cgraphunit.c (cgraph_process_new_functions): Changed call from
16352 pass_ipa_inline.function_generate_summary, to
16353 compute_inline_parameters.
16354 * ipa-inline.c (compute_inline_parameters): Made public and added
16356 (compute_inline_parameters_for_current): New function.
16357 (pass_inline_param): Now calls compute_inline_parameters_for_current.
16358 (inline_generate_summary): Removed parameter and made to loop over
16360 (pass_ipa_inline): Updated for new IPA_PASS structure.
16361 * passes.c (execute_ipa_summary_passes): Now is called once per
16362 pass rather than once per node*pass.
16364 2008-05-15 Anatoly Sokolov <aesok@post.ru>
16366 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
16367 avr_have_mul_p, avr_asm_only_p): Remove variables.
16368 (avr_override_options): Remove initialization of removed variables.
16369 (avr_file_start): Convert removed variables to fields of
16370 'struct base_arch_s *avr_current_arch'.
16371 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
16372 (AVR_HAVE_MUL): (Ditto.).
16373 (AVR_HAVE_MOVW): (Ditto.).
16374 (AVR_HAVE_LPMX): (Ditto.).
16375 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
16376 avr_asm_only_p): Remove declaration.
16378 2008-05-15 Diego Novillo <dnovillo@google.com>
16380 * config/arm/arm.c (arm_return_in_memory): Fix return type.
16381 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
16383 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
16385 PR middle-end/36194
16386 * combine.c (check_conversion): Rename back to check_promoted_subreg.
16387 Don't call record_truncated_value from here.
16388 (record_truncated_value): Turn it into a for_each_rtx callback.
16389 (record_truncated_values): New function.
16390 (combine_instructions): Call note_uses with record_truncated_values.
16391 Change name of check_conversion to check_promoted_subreg.
16393 2008-05-15 Janis Johnson <janis187@us.ibm.com>
16395 * doc/sourcebuild.texi: Document support for torture tests.
16397 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16399 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
16400 to alternative 4 of operand 2.
16402 2008-05-15 Richard Guenther <rguenther@suse.de>
16404 * tree-pass.h (current_pass): Declare.
16405 (get_pass_for_id): Likewise.
16406 * passes.c (passes_by_id, passes_by_id_size): New globals.
16407 (set_pass_for_id): New function.
16408 (get_pass_for_id): Likewise.
16409 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
16410 (execute_function_todo): Flush per function statistics.
16411 * toplev.c (compile_file): Init statistics.
16412 (general_init): Do early statistics initialization.
16413 (finalize): Finish statistics.
16414 * statistics.h (statistics_early_init): Declare.
16415 (statistics_init): Likewise.
16416 (statistics_fini): Likewise.
16417 (statistics_fini_pass): Likewise.
16418 (statistics_counter_event): Likewise.
16419 (statistics_histogram_event): Likewise.
16420 * statistics.c: New file.
16421 * Makefile.in (OBJS-common): Add statistics.o.
16422 (statistics.o): Add dependencies.
16423 * doc/invoke.texi (-fdump-statistics): Document.
16425 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
16426 (insert): Likewise.
16427 (execute_pre): Use statistics_counter_event.
16428 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
16429 (substitute_and_fold): Increment it. Use statistics_counter_event.
16431 2008-05-15 Diego Novillo <dnovillo@google.com>
16433 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
16435 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
16436 * tree-ssa-alias.c (new_type_alias): Remove references to
16437 sub-variables from comment.
16438 * tree-ssa-operands.c (swap_tree_operands): Likewise.
16440 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16442 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
16443 attribute to 1 only for insertps alternative.
16445 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16447 * config/bfin/bfin.md (loadbytes): New pattern.
16448 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
16449 (bfin_init_builtins): Initialize it.
16450 (bdesc_1arg): Add it.
16452 2008-05-15 Sa Liu <saliu@de.ibm.com>
16454 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
16455 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
16456 * testsuite/lib/target-supports.exp: Add
16457 check_effective_target_fortran_integer_16.
16459 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16461 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
16462 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
16463 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
16464 (TARGET_RETURN_IN_MEMORY): Define.
16466 2008-05-15 Richard Guenther <rguenther@suse.de>
16468 PR middle-end/36244
16469 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
16470 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
16471 represent unmodifiable vars.
16473 2008-05-15 Richard Guenther <rguenther@suse.de>
16475 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
16476 INDIRECT_REF and TARGET_MEM_REF.
16477 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16480 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16481 H.J. Lu <hongjiu.lu@intel.com>
16483 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
16484 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
16485 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
16486 insn alternatives. Add missing alternatives.
16487 (*vec_concatv2di_rex64_sse4_1): Likewise.
16488 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
16489 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
16490 Require TARGET_SSE.
16492 2008-05-15 Richard Guenther <rguenther@suse.de>
16494 PR tree-optimization/36009
16495 PR tree-optimization/36204
16496 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
16497 (determine_invariantness_stmt): Record the loop a store is
16498 always executed in.
16499 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
16502 2008-05-15 Richard Guenther <rguenther@suse.de>
16504 PR tree-optimization/34330
16505 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
16506 through the pointer will alias the SMT.
16508 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
16510 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
16512 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
16514 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
16516 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16517 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16519 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
16520 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
16521 (vashl_optab): New optab for vector/vector shifts.
16522 (vashr_optab): Ditto.
16523 (vlshr_optab): Ditto.
16524 (vrotl_optab): Ditto.
16525 (vrotr_optab): Ditto.
16526 (optab_subtype): New enum for optab_for_tree_code call.
16527 (optab_for_tree_code): Add enum optab_subtype argument.
16529 * optabs.c (optab_for_tree_code): Take an additional argument to
16530 distinguish between a vector shift by a scalar and vector shift by
16531 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
16532 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
16533 vector shift by a vector.
16534 (expand_widen_pattern_expr): Pass additional argument to
16535 optab_for_tree_code.
16537 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
16538 vrotl_optab, vrotr_optab.
16540 * expr.c (expand_expr_real_1): Update calls to
16541 optab_for_tree_code to distinguish between vector shifted by a
16542 scalar and vector shifted by a vector.
16543 * tree-vectorizer.c (supportable_widening_operation): Ditto.
16544 (supportable_narrowing_operation): Ditto.
16545 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
16546 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
16547 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
16548 (vect_create_epilog_for_reduction): Ditto.
16549 (vectorizable_reduction): Ditto.
16550 (vectorizable_operation): Ditto.
16551 (vect_strided_store_supported): Ditto.
16552 (vect_strided_load_supported): Ditto.
16553 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16554 * expmed.c (expand_shift): Ditto.
16556 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
16558 (ashr@var{m}3): Ditto.
16559 (vashl@var{m}3): Document new vector/vector shift standard name.
16560 (vashr@var{m}3): Ditto.
16561 (vlshr@var{m}3): Ditto.
16562 (vrotl@var{m}3): Ditto.
16563 (vrotr@var{m}3): Ditto.
16565 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
16566 (PPERM_INVERT): Ditto.
16567 (PPERM_REVERSE): Ditto.
16568 (PPERM_REV_INV): Ditto.
16569 (PPERM_ZERO): Ditto.
16570 (PPERM_ONES): Ditto.
16571 (PPERM_SIGN): Ditto.
16572 (PPERM_INV_SIGN): Ditto.
16573 (PPERM_SRC1): Ditto.
16574 (PPERM_SRC2): Ditto.
16576 * config/i386/sse.md (mulv2di3): Add SSE5 support.
16577 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
16578 allows a memory operand to be the value being added, and split it
16579 to improve vectorization.
16580 (sse5_pmacsdqh_mem): Ditto.
16581 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
16582 (sse5_mulv2div2di3_high): Ditto.
16583 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
16584 (vec_pack_trunc_v4si): Ditto.
16585 (vec_pack_trunc_v2di): Ditto.
16586 (sse5_pcmov_<mode>): Remove code that tried to use use
16587 andps/andnps instead of pcmov.
16588 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
16589 pmacsdqh instructions.
16590 (vec_widen_smult_lo_v4si): Ditto.
16592 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
16593 (PPERM_INVERT): Ditto.
16594 (PPERM_REVERSE): Ditto.
16595 (PPERM_REV_INV): Ditto.
16596 (PPERM_ZERO): Ditto.
16597 (PPERM_ONES): Ditto.
16598 (PPERM_SIGN): Ditto.
16599 (PPERM_INV_SIGN): Ditto.
16600 (PPERM_SRC1): Ditto.
16601 (PPERM_SRC2): Ditto.
16602 (ix86_expand_sse_movcc): Move the SSE5 test after the if
16604 (ix86_expand_int_vcond): If SSE5 generate all possible integer
16606 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
16607 says ignore whether the last reference is a memory operand.
16609 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16610 Paolo Bonzini <bonzini at gnu dot org>
16612 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
16615 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
16616 (vlshr<mode>3): Rename from vlshr<mode>3.
16617 (vashr<mode>3): Rename from vashr<mode>3.
16618 (mulv4sf3): Change the names of vector shift patterns.
16622 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
16625 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
16650 * config/spu/spu.md (v): New iterator macro to add v for vector types.
16651 (floatunssidf2_internal): Change vector/vector shift names.
16652 (floatunsdidf2_internal): Ditto.
16659 (vashl<mode>3): Rename from ashl<mode>3.
16660 (vashr<mode>3): Rename from ashr<mode>3.
16661 (vlshr<mode>3): Rename from lshr<mode>3.
16662 (vrotl<mode>3): Rename from rotl<mode>3.
16664 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16667 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
16668 multiply gives the wrong value when doing widening multiplies.
16669 (vec_widen_smult_lo_v4si): Ditto.
16671 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16673 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
16674 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
16675 emit_library_call_value.
16676 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
16677 * tree.h (ECF_LIBCALL_BLOCK): Removed.
16678 * calls.c (initialize_argument_information, precompute_arguments,
16679 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
16680 (precompute_arguments): Removed flags parameter.
16681 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
16683 2008-05-14 Richard Guenther <rguenther@suse.de>
16685 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
16686 Make sure to register the store if the use is a PHI_NODE.
16688 2008-05-14 Olivier Hainque <hainque@adacore.com>
16690 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
16691 memory if the component is to be referenced in BLKmode according
16692 to get_inner_reference.
16694 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
16696 * calls.c (emit_library_call_value_1): Restore code clearing
16697 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
16699 2008-05-14 Olivier Hainque <hainque@adacore.com>
16700 Nicolas Roche <roche@adacore.com>
16702 * configure.ac: Add support for a "gcc_subdir" variable in
16703 config-lang.in, to denote a subdirectory where the language/GCC
16704 integration files are to be found.
16705 * configure: Regenerate.
16707 2008-05-14 Ira Rosen <irar@il.ibm.com>
16709 PR tree-optimization/36098
16710 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
16711 value for the first load in the group in case of a gap.
16712 (vect_build_slp_tree): Check that there are no gaps in loads.
16714 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16716 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
16717 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
16718 expand_copysign_bit, ): Change call to emit_no_conflict_block to
16719 emit_insn and remove unneeded code to construct extra args.
16720 (emit_no_conflict_block): Removed.
16721 * optabls.h: (emit_no_conflict_block): Removed.
16722 * cse.c (cse_extended_basic_block): Remove search for
16723 REG_NO_CONFLICT note.
16724 * global.c: Removed incorrect comment added in revision 117.
16725 * expr.c (convert_move): Change call to emit_no_conflict_block to
16727 * recog.c: Change comments so that they do not mention
16729 * local_alloc.c (combine_regs): Removed last parameter.
16730 (no_conflict_p): Removed.
16731 (block_alloc): Removed note, no_conflict_combined_regno and set
16732 local vars. Removed all code to process REG_NO_CONFLICT blocks.
16733 (combine_regs): Removed already_dead and code to look for
16734 REG_NO_CONFLICT notes.
16735 * lower_subreg (remove_retval_note): Removed code to look for
16736 REG_NO_CONFLICT block.
16737 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
16738 (resolve_clobber): Remove code to process libcalls that have
16739 REG_NO_CONFLICT notes.
16740 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
16742 * combine.c (can_combine_p, distribute_notes): Removed
16743 REG_NO_CONFLICT case.
16744 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
16746 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
16747 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
16749 * reg-notes.def (NO_CONFLICT): Removed.
16751 2008-05-14 David S. Miller <davem@davemloft.net>
16753 * config/sparc/sparc.c (sparc_profile_hook): If
16754 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
16755 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
16756 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16758 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
16760 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
16762 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
16765 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
16766 and op1 expansion before vector concat to have less live pseudos.
16768 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
16770 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
16771 ix86_expand_vector_set if supported.
16773 2008-05-13 Diego Novillo <dnovillo@google.com>
16774 Kenneth Zadeck <zadeck@naturalbridge.com>
16776 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
16778 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
16779 phinodes_print_statistics, init_ssanames, fini_ssanames,
16780 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
16781 release_ssa_name, release_defs, replace_ssa_name_symbol,
16782 ssanames_print_statistics): Move ...
16783 * tree-flow.h: ... here.
16784 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
16785 Use FN instead of cfun.
16786 (make_ssa_name_fn): Rename from make_ssa_name.
16787 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
16788 * tree-flow-inline.h (make_ssa_name): Move from
16789 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
16790 * omp-low.c (expand_omp_parallel):
16791 * tree-flow-inline.h (redirect_edge_var_map_result):
16792 * tree-ssa.c (init_tree_ssa): Add argument FN.
16793 Use it instead of cfun. Update all users.
16795 2008-05-13 Tom Tromey <tromey@redhat.com>
16797 PR preprocessor/22168:
16798 * doc/cpp.texi (Top): Update menu.
16799 (Alternatives to Wrapper #ifndef): New node.
16800 (Other Directives): Document deprecation.
16801 (Obsolete Features): Remove menu.
16802 (Assertions): Merge node into Obsolete Features.
16803 (Obsolete once-only headers): Move earlier; rename to Alternatives
16804 to Wrapper #ifndef.
16805 * doc/cppopts.texi: Update.
16806 * c.opt (Wdeprecated): Enable for C and ObjC.
16807 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
16808 (C++ Dialect Options): Move -Wno-deprecated from here to...
16809 (Warning Options): ... here.
16811 2008-05-13 Richard Guenther <rguenther@suse.de>
16813 PR middle-end/36227
16814 * fold-const.c (fold_sign_changed_comparison): Do not allow
16815 changes in pointer-ness.
16817 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
16820 * config/sh/sh.c (sh_expand_prologue): Don't clear
16821 RTX_FRAME_RELATED_P for push insns.
16823 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
16825 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
16827 2008-05-12 Anatoly Sokolov <aesok@post.ru>
16829 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
16830 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
16831 Use 'machine->is_leaf' instead of 'leaf_func_p'.
16833 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
16835 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
16836 (*vec_concatv4sf_sse): This.
16837 (*sse2_concatv2si): Renamed to ...
16838 (*vec_concatv2si_sse2): This.
16839 (*sse1_concatv2si): Renamed to ...
16840 (*vec_concatv2si_sse): This.
16841 (*vec_concatv2di_rex): Renamed to ...
16842 (*vec_concatv2di_rex64): This.
16843 (*vec_concatv2si_sse4_1): New.
16844 (*vec_concatv2di_rex64_sse4_1): Likewise.
16846 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
16848 PR rtl-optimization/36111
16849 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
16850 that was created for swappable operands.
16852 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
16855 * Makefile.in: Substitute GNATMAKE and GNATBIND.
16856 * configure.ac: Add call to ACX_PROG_GNAT.
16858 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
16860 * optc-gen.awk: Fix comment typo.
16862 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
16864 * pretty-print.c (pp_integer_with_precision): Use
16865 HOST_LONG_LONG_FORMAT.
16867 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
16869 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
16871 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
16873 * config/i386/i386.c (bdesc_ptest): Removed.
16874 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
16875 (bdesc_args): Add __builtin_ia32_ptestz128,
16876 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
16877 (ix86_init_mmx_sse_builtins): Updated.
16878 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
16879 (ix86_expand_builtin): Updated.
16881 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
16883 * tree-cfg.c (valid_fixed_convert_types_p): New function.
16884 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
16886 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
16888 * value-prof.c (interesting_stringop_to_profile): Do not
16889 return early for BUILT_IN_MEMPCPY.
16891 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
16893 * calls.c (expand_call): Don't use callgraph to increase
16894 preferred_stack_boundary.
16896 * cgraph.h (cgraph_rtl_info): Use unsigned on
16897 preferred_incoming_stack_boundary.
16899 * final.c (rest_of_clean_state): Use unsigned on
16900 preferred_stack_boundary.
16902 2008-05-09 Tom Tromey <tromey@redhat.com>
16904 PR preprocessor/22231:
16905 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
16908 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
16910 PR tree-optimization/36129
16911 * tree-ssa-ccp.c: Include value-prof.h.
16912 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
16913 built-in function was folded to a constant.
16914 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
16916 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
16917 Sebastian Pop <sebastian.pop@amd.com>
16919 * tree-scalar-evolution.c: Document instantiate_scev.
16920 (instantiate_parameters_1): Renamed instantiate_scev_1.
16921 Don't use the same loop for instantiation_loop and evolution_loop.
16922 (instantiate_scev): New.
16923 (instantiate_parameters): Moved...
16924 (resolve_mixers): Update call to instantiate_scev_1 to pass the
16925 same loop twice. Maintains the semantics for this function.
16926 * tree-scalar-evolution.h (instantiate_scev): Declare.
16927 (instantiate_parameters): ...here. Now static inline.
16928 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
16929 instead of resolve_mixers.
16931 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
16933 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
16935 2008-05-09 Tomas Bily <tbily@suse.cz>
16937 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
16938 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
16939 * tree-ssa-structalias.c (get_constraint_for): Likewise.
16940 * c-common.c (c_common_truthvalue_conversion): Likewise.
16941 * tree-object-size.c (compute_object_offset): Likewise.
16942 * tree-inline.c (estimate_num_insns_1): Likewise.
16943 * varasm.c (const_hash_1, compare_constant, copy_constant)
16944 (compute_reloc_for_constant, output_addressed_constants)
16945 (initializer_constant_valid_p): Likewise.
16946 * c-omp.c (check_omp_for_incr_expr): Likewise.
16947 * gimplify.c (gimplify_expr): Likewise.
16948 * c-typeck.c (c_finish_return): Likewise.
16949 * tree-vectorizer.c (supportable_widening_operation)
16950 (supportable_narrowing_operation): Likewise.
16951 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
16952 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
16953 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
16954 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
16955 (descr_info_loc): Likewise.
16956 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
16957 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
16958 (fold_unary): Likewise.
16959 * builtins.c (get_pointer_alignment): Likewise.
16960 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
16961 (instantiate_parameters_1): Likewise.
16962 * tree.c (expr_align, stabilize_reference): Likewise.
16963 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
16964 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
16965 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
16966 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
16967 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
16968 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
16970 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
16971 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
16972 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
16973 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
16974 (forward_propagate_comparison)
16975 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16976 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
16977 * emit-rtl.c (component_ref_for_mem_expr)
16978 (set_mem_attributes_minus_bitpos): Likewise.
16979 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
16980 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
16982 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
16983 (build_function_call, pointer_diff, build_compound_expr)
16984 (c_finish_return): Likewise.
16985 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
16986 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
16988 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
16989 * expr.c (is_aligning_offset): Likewise.
16990 * tree-ssa-alias.c (is_escape_site): Likewise.
16991 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
16992 (check_all_va_list_escapes): Likewise.
16993 * tree-ssa-loop-ivopts.c (determine_base_object)
16994 (determine_common_wider_type): Likewise.
16995 * dojump.c (do_jump): Likewise.
16996 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
16997 * tree-gimple.c (is_gimple_cast): Likewise.
16998 * fold-const.c (decode_field_reference, )
16999 (fold_sign_changed_comparison, fold_unary, fold_comparison)
17000 (fold_binary): Likewise.
17001 * tree-ssa-alias-warnings.c (find_alias_site_helper)
17002 (already_warned_in_frontend_p): Likewise.
17003 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
17004 * tree.c (really_constant_p, get_unwidened): Likewise.
17005 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
17006 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
17007 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
17009 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
17011 (CONVERT_EXPR_P): Define.
17012 (CASE_CONVERT): Define.
17014 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
17016 PR middle-end/36117
17017 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
17018 (delete_unmarked_insns): When deleting a call, call
17019 delete_unreachable_blocks.
17020 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17021 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
17023 2008-05-08 Richard Guenther <rguenther@suse.de>
17025 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
17026 (-ftree-salias): Likewise.
17027 (salias-max-implicit-fields): Remove param documentation.
17028 (salias-max-array-elements): Likewise.
17029 * tree-pass.h (pass_create_structure_vars): Remove.
17030 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17031 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17032 * tree-ssa-alias.c (create_structure_vars): Remove.
17033 (gate_structure_vars): Likewise.
17034 (pass_create_structure_vars): Likewise.
17035 (gate_build_alias): Likewise.
17036 (pass_build_alias): Adjust to run always and dump the function.
17037 * common.opt (ftree-salias): Hide.
17038 * passes.c (init_optimization_passes): Remove
17039 pass_create_structure_vars, adjust comment.
17040 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17041 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17042 * opts.c (decode_options): Do not set flag_tree_salias.
17043 (common_handle_option): Add OPT_ftree_salias to the backward
17044 compatibility section.
17046 2008-05-08 Richard Guenther <rguenther@suse.de>
17048 * tree-flow-inline.h (var_can_have_subvars): Move ...
17049 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
17050 * tree-flow.h (var_can_have_subvars): Remove.
17051 (push_fields_onto_fieldstack): Remove.
17052 (sort_fieldstack): Likewise.
17053 (struct fieldoff): Move ...
17054 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
17055 alias_set and base_for_components fields.
17056 (sort_fieldstack): Make static.
17057 (push_fields_onto_fieldstack): Likewise. Remove code that
17058 handles anything but RECORD_TYPEs. Remove alias_set and
17059 base_for_components handling.
17060 (create_variable_info_for): Adjust.
17062 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
17064 * common.opt (Wframe-larger-than=): Shorten the help message
17066 * doc/invoke.texi (Wframe-larger-than=): Add more description.
17068 2008-05-08 Rafael Espíndola <espindola@google.com>
17070 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
17072 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
17073 trap and that both operands are gimple values.
17074 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
17075 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
17078 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17080 * read-rtl.c (join_c_conditions): Return the first string if the
17081 two strings are equal.
17083 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17085 * gensupport.h (pred_data): Add a "num_codes" field.
17086 (add_predicate_code): Declare.
17087 * gensupport.c (add_predicate_code): New function.
17088 (std_pred_table): Add an "allows_const_p" field.
17089 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
17090 Remove the (incomplete) list of such codes from the codes field.
17091 (init_predicate_table): Use add_predicate_code. Add all
17092 RTX_CONST_OBJs if allows_const_p is true.
17093 * genrecog.c (process_define_predicate): Use add_predicate_code.
17095 2008-05-08 David Daney <ddaney@avtrex.com>
17096 Richard Sandiford <rsandifo@nildram.co.uk>
17098 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
17099 special case of constant zero operands.
17100 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
17101 old and new values. Special case constant zero values.
17102 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
17104 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
17105 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
17107 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
17110 * simplify-rtx.c (simplify_plus_minus): Create CONST of
17111 similar RTX_CONST_OBJ before CONST_INT.
17113 2008-05-08 Steve Ellcey <sje@cup.hp.com>
17115 * stmt.c (expand_stack_restore): Change sa mode if needed.
17117 2008-05-08 Richard Guenther <rguenther@suse.de>
17119 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
17120 return type to bool.
17121 (ix86_sol10_return_in_memory): Likewise.
17122 (ix86_i386elf_return_in_memory): Likewise.
17123 (ix86_i386interix_return_in_memory): Likewise.
17124 * config/i386/i386.c (ix86_return_in_memory): Likewise.
17125 (ix86_sol10_return_in_memory): Likewise.
17126 (ix86_i386elf_return_in_memory): Likewise.
17127 (ix86_i386interix_return_in_memory): Likewise.
17129 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17132 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
17134 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
17135 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
17138 2008-05-08 Richard Guenther <rguenther@suse.de>
17140 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
17141 * tree-data-ref.h (struct dr_alias): Remove subvars field.
17142 (DR_SUBVARS): Remove.
17143 * tree-dfa.c (dump_subvars_for): Remove.
17144 (debug_subvars_for): Likewise.
17145 (dump_variable): Do not dump subvars.
17146 (remove_referenced_var): Do not remove subvars.
17147 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
17148 (lookup_subvars_for_var): Remove.
17149 (get_subvars_for_var): Likewise.
17150 (get_subvars_at): Likewise.
17151 (get_first_overlapping_subvar): Likewise.
17152 (overlap_subvar): Likewise.
17153 * tree-flow.h (subvar_t): Remove.
17154 (struct var_ann_d): Remove subvars field.
17155 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
17156 argument. Remove special handling of SFTs.
17157 (compute_tag_properties): Likewise.
17158 (set_initial_properties): Likewise.
17159 (compute_call_clobbered): Likewise.
17160 (count_mem_refs): Likewise.
17161 (compute_memory_partitions): Likewise.
17162 (compute_flow_insensitive_aliasing): Likewise.
17163 (setup_pointers_and_addressables): Likewise.
17164 (new_type_alias): Likewise.
17165 (struct used_part): Remove.
17166 (used_portions): Likewise.
17167 (struct used_part_map): Likewise.
17168 (used_part_map_eq): Likewise.
17169 (used_part_map_hash): Likewise.
17170 (free_used_part_map): Likewise.
17171 (up_lookup): Likewise.
17172 (up_insert): Likewise.
17173 (get_or_create_used_part_for): Likewise.
17174 (create_sft): Likewise.
17175 (create_overlap_variables_for): Likewise.
17176 (find_used_portions): Likewise.
17177 (create_structure_vars): Likewise.
17178 * tree.def (STRUCT_FIELD_TAG): Remove.
17179 * tree.h (MTAG_P): Adjust.
17180 (struct tree_memory_tag): Remove base_for_components and
17181 unpartitionable flags.
17182 (struct tree_struct_field_tag): Remove.
17183 (SFT_PARENT_VAR): Likewise.
17184 (SFT_OFFSET): Likewise.
17185 (SFT_SIZE): Likewise.
17186 (SFT_NONADDRESSABLE_P): Likewise.
17187 (SFT_ALIAS_SET): Likewise.
17188 (SFT_UNPARTITIONABLE_P): Likewise.
17189 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
17190 (union tree_node): Remove sft field.
17191 * alias.c (get_alias_set): Remove special handling of SFTs.
17192 * print-tree.c (print_node): Remove handling of SFTs.
17193 * tree-dump.c (dequeue_and_dump): Likewise.
17194 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
17195 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
17196 * tree-predcom.c (set_alias_info): Do not set subvars.
17197 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
17198 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
17199 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
17200 (add_vars_for_offset): Remove.
17201 (add_virtual_operand): Remove special handling of SFTs.
17202 (add_call_clobber_ops): Likewise.
17203 (add_call_read_ops): Likewise.
17204 (get_asm_expr_operands): Likewise.
17205 (get_modify_stmt_operands): Likewise.
17206 (get_expr_operands): Likewise.
17207 (add_to_addressable_set): Likewise.
17208 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
17209 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
17210 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
17211 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
17212 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
17213 (tree_node_structure): Likewise.
17214 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
17216 (find_what_p_points_to): Likewise.
17218 2008-05-08 Sa Liu <saliu@de.ibm.com>
17220 * config/spu/spu.md: Fixed subti3 pattern.
17222 2008-05-08 Richard Guenther <rguenther@suse.de>
17224 PR middle-end/36154
17225 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
17226 sure to create a representative for trailing arrays for PTA.
17228 2008-05-08 Richard Guenther <rguenther@suse.de>
17230 PR middle-end/36172
17231 * fold-const.c (operand_equal_p): Two objects which types
17232 differ in pointerness are not equal.
17234 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17236 * calls.c (compute_argument_block_size): Add argument tree fndecl.
17237 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
17238 (emit_library_call_value_1): Add new variable fndecl initialized by
17239 NULL_TREE. It should be the decl type of orgfun, but this information
17240 seems not to be available here, so it uses the default calling abi.
17241 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
17242 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
17243 by TARGET_RETURN_IN_MEMORY.
17244 * config/i386/i386-interix.h: Likewise.
17245 * config/i386/i386.h: Likewise.
17246 * config/i386/i386elf.h: Likewise.
17247 * config/i386/ptx4-i.h: Likewise.
17248 * config/i386/sol2-10.h: Likewise.
17249 * config/i386/sysv4.h: Likewise.
17250 * config/i386/vx-common.h: Likewise.
17251 * config/cris/cris.h: Removed #if 0 clause.
17252 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
17253 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
17255 (ix86_sol10_return_in_memory): Likewise.
17256 (ix86_i386elf_return_in_memory): New.
17257 (ix86_i386interix_return_in_memory): New.
17258 * config/mt/mt-protos.h (mt_return_in_memory): New.
17259 * config/mt/mt.c: Likewise.
17260 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17261 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
17262 * config/bfin/bfin.h: Likewise.
17263 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
17265 * config/bfin/bfin.c: Likewise.
17266 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17267 * config/alpha/unicosmk.h: Likewise.
17268 * config/i386/cygming.h: Likewise.
17269 * config/iq2000/iq2000.h: Likewise.
17270 * config/mips/mips.h: Likewise.
17271 * config/mn10300/mn10300.h: Likewise.
17272 * config/rs6000/rs6000.h: Likewise.
17273 * config/score/score.h: Likewise.
17274 * config/spu/spu.h: Likewise.
17275 * config/v850/v850.h: Likewise.
17276 * defaults.h: Likewise.
17277 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
17278 * expr.c (emit_block_move): Adjust use of
17279 OUTGOING_REG_PARM_STACK_SPACE.
17280 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
17281 OUTGOING_REG_PARM_STACK_SPACE.
17282 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
17284 2008-05-08 Jakub Jelinek <jakub@redhat.com>
17286 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
17287 on OMP_RETURN for OMP_FOR.
17290 * dwarf2out.c (dw_expand_expr, common_check): Removed.
17291 (fortran_common): New function.
17292 (gen_variable_die): Call fortran_common instead of common_check,
17293 adjust for it returning tree instead of rtx. Formatting.
17295 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17299 * see.c (see_copy_insn): Copy new pure const attributes for new call.
17300 * c-decl.c (merge_decls): Ditto.
17301 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
17302 to RTL_CONST_OR_PURE_CALL_P.
17303 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
17304 Initialized DECL_LOOPING_CONST_PURE.
17305 (process_call_operands): Set tree_side_effects properly.
17306 * tree.h (TREE_READONLY_DECL_P): Removed.
17307 (DECL_IS_PURE): Renamed to DECL_PURE_P.
17308 (DECL_LOOPING_OR_CONST_P): New macro.
17309 (struct tree_function_decl): Added looping_const_or_pure_p.
17310 (ECF_*) Renumbered.
17311 (ECF_LOOPING_OR_CONST_P): New macro.
17312 * rtlanal.c (pure_const_p): Removed.
17313 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
17314 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
17315 to RTL_CONST_CALL_P.
17316 * ipa-pure-const.c (pure_const_state_e): Added looping field.
17317 (check_decl, check_tree, check_call, scan_function): Initialize
17319 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
17320 (static_execute): Set looping true for recursive functions.
17321 Undo setting state to IPA_NEITHER for recursive functions.
17322 * cse.c (cse_insn):
17323 * ifcvt.c (noce_can_store_speculate_p): Changed
17324 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
17325 RTL_CONST_OR_PURE_CALL_P.
17326 * dse.c (scan_insn): Ditto.
17327 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
17328 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
17329 RTL_CONST_OR_PURE_CALL_P.
17330 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
17331 pure_call_p to RTL_CONST_CALL_P.
17332 * gimplify.c (gimplify_call_expr): Clear side effects for
17333 non-looping pure and constant calls.
17334 * calls.c (emit_call_1): Set rtl flags from ecf flags.
17335 (flags_from_decl_or_type): Set ecf flags from decl flags.
17336 (initialize_argument_information): Turn off
17337 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
17338 Change const to pure if callee_copies is true rather than just
17340 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
17341 way of marking pure calls.
17342 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
17343 Remove hack that was supposed to fix pr7335 and remove old
17344 way of marking pure calls.
17345 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
17346 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
17347 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
17348 RTL_CONST_OR_PURE_CALL_P.
17349 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
17350 * loop-invariant.c (find_exits, find_invariant_bb): Changed
17351 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
17352 * sched-deps.c (schedule_analyze): Ditto.
17353 * rtl.h (struct rtx_def): Use call field, unchanging field, and
17354 return_val field of calls to represent pure and const function info.
17355 (CONST_OR_PURE_CALL_P): Deleted macro.
17356 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17357 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
17358 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
17360 * tree-optimize.c (execute_fixup_cfg): Added test for
17361 ECF_LOOPING_CONST_OR_PURE.
17362 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
17364 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
17365 effects for looping pure or const calls.
17366 (verify_gimple_expr): Added verification code.
17367 * config/alpha/alpha.c (alpha_legitimize_address,
17368 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
17370 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
17371 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
17372 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
17373 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
17374 RTL_CONST_OR_PURE_CALL_P.
17375 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
17376 and const calls to be deleted.
17378 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17381 * config/i386/mmx.md (mmx_subv2sf3): New expander.
17382 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
17383 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
17384 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17385 to handle nonimmediate operands.
17386 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
17387 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
17388 to handle nonimmediate operands.
17389 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
17390 (mmx_pmulhrwv4hi3): New expander. Use
17391 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17392 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
17393 (sse2_umulv1siv1di3): New expander. Use
17394 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17395 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
17396 (mmx_eq<mode>3): New expander. Use
17397 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17398 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
17399 (mmx_uavgv8qi3): New expander. Use
17400 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17401 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
17402 (mmx_uavgv4hi3): New expander. Use
17403 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17405 * config/i386/sse.md
17406 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
17407 to handle nonimmediate operands.
17408 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
17409 to handle nonimmediate operands.
17410 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
17411 to handle nonimmediate operands.
17412 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
17413 to handle nonimmediate operands.
17414 (sse2_unpckhpd_exp): New expander. Use
17415 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17416 (sse2_unpcklpd_exp): New expander. Use
17417 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17418 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
17419 to handle nonimmediate operands.
17420 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
17421 to handle nonimmediate operands.
17422 (*sse2_<plusminus_insn><mode>3): Rename from
17423 sse2_<plusminus_insn><mode>3 insn pattern.
17424 (sse2_<plusminus_insn><mode>3): New expander. Use
17425 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17426 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
17427 (sse2_umulv2siv2di3): New expander. Use
17428 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17429 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
17430 (sse4_1_mulv2siv2di3): New expander. Use
17431 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17432 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
17433 (sse2_pmaddwd): New expander. Use
17434 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17435 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
17436 (sse2_eq<mode>3): New expander. Use
17437 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17438 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
17439 (sse4_1_eqv2di3): New expander. Use
17440 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17441 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17442 (sse2_uavgv16qi3): New expander. Use
17443 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17444 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17445 (sse2_uavgv16qi3): New expander. Use
17446 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17447 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
17448 (sse2_uavgv8hi3): New expander. Use
17449 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17450 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
17451 (ssse3_pmulhrswv8hi3): New expander. Use
17452 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17453 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
17454 (ssse3_pmulhrswv4hi3): New expander. Use
17455 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17457 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
17458 (<sse>_vmmul<mode>3): Ditto.
17459 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
17461 (ssse3_pmaddubsw128): Use register_operand for operand 1.
17462 (ssse3_pmaddubsw): Ditto.
17464 * config/i386/i386.c (struct_builtin_description)
17465 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
17466 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
17467 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
17468 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
17469 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
17470 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
17471 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
17472 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
17473 (ix86_fixup_binary_operands): Assert that src1
17474 and src2 must have the same mode when swapped.
17475 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
17476 and ix86_binary_operator_ok. Do not force operands in registers
17479 2008-05-07 Jan Hubicka <jh@suse.cz>
17481 * cgraph.c (dump_cgraph_node): Update.
17482 * cgraph.h (cgraph_local_info): Break out inline summary.
17483 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
17485 * ipa-inline (inline_summary): New accestor function.
17486 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
17487 cgraph_decide_inlining, compute_inline_parameters): Update.
17488 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
17490 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
17492 Cleanup ColdFire scheduling support and add V4 pipeline model.
17494 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
17495 (define_attr cpu): Add cfv4 value.
17496 (define_attr type, define_attr type1): Merge into a single 'type'
17497 attribute. Update all uses.
17498 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
17499 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
17501 (define_attr opx_mem, define_attr opy_mem): Remove.
17502 (define_attr op_mem): Clean up, update comment.
17503 (define_attr size): Use specific values instead of general int.
17504 (define_attr guess, define_attr split): Remove. Update all uses.
17505 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
17506 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
17507 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
17508 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
17509 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
17510 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
17511 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
17512 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
17513 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
17514 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
17515 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
17516 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
17517 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
17518 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
17519 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
17520 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
17521 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
17522 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
17523 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
17524 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
17525 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
17526 Update or set attributes.
17527 (stack_tie): New fake instruction.
17529 * config/m68k/m68k.h (TUNE_CFV4): New macro.
17530 (m68k_sched_attr_size): Update declaration.
17531 (m68k_sched_attr_type2): Remove.
17532 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
17533 Declare new bypass predicates.
17535 * config/m68k/m68k.c (m68k_sched_issue_rate,
17536 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
17538 (TARGET_SCHED_ISSUE_RATE,
17539 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
17540 (override_options): Handle scheduling for ColdFire V4 core.
17541 (m68k_expand_prologue): Emit stack_tie.
17542 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
17543 'OP_TYPE_FPN'. Update all uses.
17544 (sched_guess_p): Remove.
17545 (sched_address_type): Handle symbolic addresses.
17546 (sched_get_operand): New static function.
17547 (sched_operand_type): Merge into sched_attr_op_type.
17548 (sched_attr_op_type): Handle FP registers, handle quick constants,
17550 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
17551 (m68k_sched_attr_size): Update. Move logic to ...
17552 (sched_get_attr_size_int): New static function.
17553 (sched_get_opxy_mem_type): New static function.
17554 (m68k_sched_attr_op_mem): Update.
17555 (m68k_sched_attr_type2): Remove.
17556 (sched_cfv4_bypass_data): New static variable.
17557 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
17558 (m68k_sched_issue_rate): Implement scheduler hook.
17559 (struct _sched_ib: enabled_p): New field.
17560 (m68k_sched_variable_issue): Update. Handle V4.
17561 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
17562 sched_dump_class_func_t, sched_dump_split_class,
17563 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
17564 sched_dump_dfa_class, m68k_sched_dump): Remove.
17565 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
17567 (m68k_sched_init_global): Remove statisctics dumping, introduce
17568 sanity check that all instructions have pipeline reservations. Handle
17570 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17571 Handle ColdFire V4 core.
17572 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
17573 New static functions.
17574 (m68k_sched_address_bypass_p): New bypass predicate.
17575 (sched_get_indexed_address_scale): New static function.
17576 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
17578 * cf.md: Update comments.
17579 (define_attr type2): Remove. Use 'type' attribute instead.
17581 (cf_ib): Rename to cfv123_ib. Update all uses.
17582 (cf_oep): Rename to cfv123_oep. Update all uses.
17583 (cf_chr): Rename to cfv123_chr. Update all uses.
17584 (cf_mem): Rename to cfv123_mem. Update all uses.
17585 (cf_mac): Move to more appropriate place.
17586 (cfv123_guess): New automaton and cpu_unit.
17587 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
17588 Update uses of 'size' attribute. Handle before reload scheduling.
17589 (cfv123_guess): New dummy reservation for unhandled instructions.
17590 (cfv4_*): Pipeline description of ColdFire V4 core.
17591 (ignore): New reservation to handle 'ignore' type.
17593 2008-05-07 Ian Lance Taylor <iant@google.com>
17595 PR middle-end/36013
17596 * gimplify.c (find_single_pointer_decl_1): Don't look through
17598 (find_single_pointer_decl): Adjust comments.
17600 2008-05-07 Jakub Jelinek <jakub@redhat.com>
17602 PR middle-end/36137
17603 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
17604 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
17606 PR middle-end/36106
17607 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
17608 integral type rather than floating point, then VIEW_CONVERT_EXPR
17609 to the floating point type.
17611 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17613 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
17614 TFmode op0 to register.
17616 2008-05-07 Alan Modra <amodra@bigpond.net.au>
17618 * c-decl.c (grokdeclarator): Comment typo.
17620 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
17622 * tree-flow.h: Remove prototype for computed_goto_p.
17623 * tree-cfg.c (computed_goto_p): Make static.
17625 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
17628 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
17629 (contains_aligned_value_p): This. Handle _Decimal128.
17630 (ix86_function_arg_boundary): Only align _Decimal128 to its
17631 natural boundary and handle it properly.
17633 2008-05-06 Martin Jambor <mjambor@suse.cz>
17635 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
17636 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
17637 (ipcp_method_set_orig_node): Removed.
17638 (ipcp_cval_get_cvalue_type): Removed.
17639 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
17640 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
17641 (ipcp_cval_set_cvalue_type): Removed.
17642 (ipcp_cval_get_cvalue): Removed.
17643 (ipcp_cval_set_cvalue): Removed.
17644 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
17645 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
17646 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
17647 (ipcp_cval_meet): Renamed to ipa_lattice_meet
17648 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
17649 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
17650 (ipcp_get_ith_lattice): Changed parameters.
17651 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
17652 (ipcp_lattice_from_jfunc): Changed parameters.
17653 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
17654 (ipcp_method_cval_print): Added temporary variable info.
17655 (ipcp_redirect): Removed already unused local variable caller.
17656 (ipcp_redirect): New temporary variable orig_callee_info
17657 (ipcp_redirect): Removed newly unused local variable callee.
17658 (ipcp_redirect): Removed (a bit confusing) local variable type.
17659 (ipcp_insert_stage): Added local variable info.
17660 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
17662 (ipcp_formal_create): Removed.
17663 (ipcp_method_cval_set): Removed.
17664 (ipcp_propagate_stage): Renamed lattice variables.
17665 (ipcp_method_cval_set_cvalue_type): Removed.
17666 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
17667 (ipcp_print_all_lattices): Changed printed strings to refer to
17668 lattices rather than cvals.
17669 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
17670 (ipcp_propagate_const): Changed formal parameters.
17671 (build_const_val): Changed formal parameters.
17672 (ipcp_insert_stage): Removed useless variable cvalue
17673 (build_const_val): Changed formal parameters.
17674 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
17675 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
17676 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
17677 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
17678 (ipcp_print_func_profile_counts): Changed string from "method" to
17680 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
17681 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
17682 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
17683 (ipcp_structures_print): Renamed to ipcp_print_all_structures
17684 (ipcp_profile_print): Renamed to ipcp_print_profile_data
17685 (ipcp_lat_is_const): Changed parameters and made inline.
17686 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
17687 (ipcp_redirect): Renamed to ipcp_need_redirect_p
17688 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
17689 the predicate condition directly
17690 (ipcp_propagate_stage): Added local variable args. Removed local
17691 variable callee. (Both are mere code simplifications.)
17692 (ipcp_method_dont_insert_const): Renamed to
17693 ipcp_node_not_modifiable_p.
17694 (ipcp_node_not_modifiable_p): Made inline.
17695 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
17696 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
17697 (ipcp_print_all_lattices): Removed variable cvalue
17698 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
17701 2008-05-06 Olivier Hainque <hainque@adacore.com>
17703 * tree-sra.c (try_instantiate_multiple_fields): Early return
17704 if field has POINTER_TYPE.
17706 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
17708 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
17709 by using 'q' specifier for instruction.
17710 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
17712 2008-05-06 Anatoly Sokolov <aesok@post.ru>
17714 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17715 Change mode of zero_extract from QImode to HImode.
17716 (sign bit tests peepholes): (Ditto.).
17718 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
17720 * config/i386/mmx.md: Remove double backslashes from asm templates.
17721 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
17722 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17723 to handle nonimmediate operands.
17724 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
17725 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17726 to handle nonimmediate operands.
17727 (*mmx_<code>v2sf3_finite): New insn pattern.
17728 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
17729 (mmx_<code>v2sf3): New expander. Use
17730 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17731 (mmx_<plusminus_insn><mode>3): New expander. Use
17732 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17733 (*mmx_<plusminus_insn><mode>3): New insn pattern.
17734 (mmx_add<mode>3): Removed.
17735 (mmx_ssadd<mode>3): Ditto.
17736 (mmx_usadd<mode>3): Ditto.
17737 (mmx_sub<mode>3): Ditto.
17738 (mmx_sssub<mode>3): Ditto.
17739 (mmx_ussub<mode>3): Ditto.
17740 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
17741 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
17742 to handle nonimmediate operands.
17743 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
17745 (mmx_smulv4hi3_highpart): New expander. Use
17746 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17747 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
17749 (mmx_umulv4hi3_highpart): New expander. Use
17750 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17751 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
17752 (mmx_<code>v4hi3): New expander. Use
17753 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17754 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
17755 (mmx_<code>v8qi3): New expander. Use
17756 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17757 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
17758 (mmx_<code><mode>3): New expander. Use
17759 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17761 2008-05-05 Jan Hubicka <jh@suse.cz>
17763 PR tree-optimization/36118
17764 * passes.c (pass_init_dump_file): Fix dump header.
17766 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
17768 PR middle-end/36141
17769 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
17770 VCE for function decls.
17772 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17774 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
17776 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
17778 * config/i386/i386.md (sat_plusminus): New.
17779 (plusminus_insn): Likewise.
17780 (plusminus_mnemonic): Likewise.
17782 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
17783 (*<addsub><mode>3_cc_overflow): Renamed to ...
17784 (*<plusminus_insn><mode>3_cc_overflow): This.
17785 (*<addsub>si3_zext_cc_overflow): Renamed to ...
17786 (*<plusminus_insn>si3_zext_cc_overflow): This.
17788 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
17789 (<plusminus_insn><mode>3): This.
17790 (*<addsub><mode>3): Renamed to ...
17791 (*<plusminus_insn><mode>3): This.
17792 (<sse>_vm<addsub><mode>3): Renamed to ...
17793 (<sse>_vm<plusminus_insn><mode>3): This.
17794 (sse3_h<addsub>v4sf3): Renamed to ...
17795 (sse3_h<plusminus_insn>v4sf3): This.
17796 (sse3_h<addsub>v2df3): Renamed to ...
17797 (sse3_h<plusminus_insn>v2df3): This.
17798 (<plusminus_insn><mode>3): New.
17799 (*<plusminus_insn><mode>3): Likewise.
17800 (sse2_<plusminus_insn><mode>3): Likewise.
17801 (add<mode>): Removed.
17802 (*add<mode>3): Likewise.
17803 (sse2_ssadd<mode>3): Likewise.
17804 (sse2_usadd<mode>3): Likewise.
17805 (sub<mode>3): Likewise.
17806 (*sub<mode>3): Likewise.
17807 (sse2_sssub<mode>3): Likewise.
17808 (sse2_ussub<mode>3): Likewise.
17810 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
17812 * gthr-single.h: Add in required interface elements as per gthr.h.
17813 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
17814 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
17815 Generalize UNUSED macro.
17816 (__gthread_once): Add.
17817 (__gthread_key_create): Add.
17818 (__gthread_key_delete): Add.
17819 (__gthread_getspecific): Add.
17820 (__gthread_setspecific): Add.
17822 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
17824 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
17825 the same size types for the indirect reference on the rhs, then
17828 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
17830 * config/i386/i386.md
17831 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
17832 one insn template instead of template series.
17833 (*xordi_1_rex64): Ditto.
17834 (*xordi_2_rex64): Ditto.
17836 2008-05-05 Ira Rosen <irar@il.ibm.com>
17838 PR tree-optimization/36119
17839 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
17842 2008-06-04 Jan Hubicka <jh@suse.cz>
17844 tree-optimization/36100
17845 * tree-pass.h (pass_O0_always_inline): Declare.
17846 * ipa-inline.c (inline_transform): Remove dead code.
17847 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
17848 pass_O0_always_inline): New.
17849 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
17851 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
17853 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
17854 mnemonic in this_param move for TARGET_64BIT.
17856 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
17858 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
17859 (*strmovsi_rex_1): Ditto.
17860 (*strsetsi_1): Ditto.
17861 (*strsetsi_rex_1): Ditto.
17863 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
17864 adddicc expanders using SWI mode iterator.
17866 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
17869 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
17872 2008-05-04 David S. Miller <davem@davemloft.net>
17874 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
17875 (sparc*-*-linux*): Use linux.h in tm_file.
17876 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
17877 compiler defaulting to 32-bit.
17878 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
17880 * config/sparc/linux.h: Remove definitions now obtained
17881 properly from linux.h
17882 * config/sparc/linux64.h: Likewise.
17883 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
17884 don't want this setting for 32-bit builds in a biarch compiler.
17885 * doc/install.texi: Add sparc-linux to list of targets
17886 supporting --enable-targets=all.
17888 2008-05-03 Andrew Pinski <pinskia@gmail.com>
17890 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
17892 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
17894 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
17895 after V4SI_FTYPE_V8HI.
17896 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
17897 case V4SI_FTYPE_V2DF.
17899 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
17901 * doc/invoke.texi (max-flow-memory-locations): Removed.
17902 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
17904 2008-05-03 Richard Guenther <rguenther@suse.de>
17906 PR middle-end/34973
17907 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
17909 2008-05-02 David S. Miller <davem@davemloft.net>
17911 * config.gcc (need_64bit_hwint): Document libcpp dependency.
17913 2008-05-02 Simon Baldwin <simonb@google.com>
17916 * c-common.h (warn_array_subscript_range): Removed.
17917 * c-common.c (warn_array_subscript_range): Ditto.
17918 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
17919 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
17921 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17923 * config/i386/i386.c (ix86_special_builtin_type): New.
17924 (bdesc_special_args): Likewise.
17925 (ix86_expand_special_args_builtin): Likewise.
17926 (ix86_init_mmx_sse_builtins): Updated.
17927 (ix86_expand_builtin): Updated.
17928 (ix86_expand_store_builtin): Removed.
17929 (ix86_expand_unop_builtin): Likewise.
17931 * config/i386/mm3dnow.h (__v2sf): Moved to ...
17932 * config/i386/mmintrin.h (__v2sf): Here.
17934 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
17936 (_mm_loadl_pi): Likewise.
17937 (_mm_storeh_pi): Replace __v2si with __v2sf.
17938 (_mm_storel_pi): Likewise.
17940 * doc/extend.texi: Correct __builtin_ia32_loadhps,
17941 __builtin_ia32_loadlps, __builtin_ia32_storehps,
17942 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
17943 __builtin_ia32_loadlpd.
17945 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
17947 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
17948 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
17949 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
17950 (ix86_init_mmx_sse_builtins): Updated.
17951 (ix86_expand_args_builtin): Likewise.
17952 (ix86_expand_builtin): Likewise.
17953 (ix86_expand_unop1_builtin): Renamed to ...
17954 (ix86_expand_unop_vec_merge_builtin): This.
17956 2008-05-01 Jan Hubicka <jh@suse.cz>
17959 * ipa-inline.c (inline_generate_summary): Make static.
17960 (inline_transform): Do not call inlining at -O0; make static.
17961 * passes.c (execute_todo): Add sanity check.
17962 (execute_one_ipa_transform_pass): Execute proper flags.
17964 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
17966 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
17967 (DECL_NONADDRESSABLE_P): Likewise.
17968 * alias.c (record_component_aliases): Fix comment.
17970 2008-05-01 Simon Baldwin <simonb@google.com>
17972 * c-common.h (warn_array_subscript_range): New function.
17973 * c-common.c (warn_array_subscript_range): Ditto.
17974 * tree-vrp.c (check_array_ref): Corrected code to agree with
17975 comment, ignoring only arrays of size 0 or size 1.
17976 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
17978 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17980 * config/i386/i386.c (ix86_builtin_type): Replace
17981 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
17982 (bdesc_args): Updated.
17983 (ix86_init_mmx_sse_builtins): Likewise.
17984 (ix86_expand_args_builtin): Likewise.
17986 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
17989 * doc/extend.texi: Correct __builtin_ia32_palignr.
17991 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
17994 * config/i386/i386.c (bdesc_crc32): Removed.
17995 (ix86_expand_crc32): Likewise.
17996 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
17997 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
17998 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
17999 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
18000 UINT_FTYPE_UINT_UCHAR.
18001 (bdesc_args): Updated. Add crc32 builtins.
18002 (ix86_init_mmx_sse_builtins): Updated.
18003 (ix86_expand_args_builtin): Updated to support subreg.
18005 * doc/extend.texi: Correct __builtin_ia32_crc32di.
18007 2008-05-01 Jan Hubicka <jh@suse.cz>
18009 * tree-pass.h (opt_pass): Add IPA_PASS.
18010 (varpool_node, cgraph_node): Forward declare.
18011 (ipa_opt_pass): Define.
18012 (pass_ipa_inline): Turn into ipa_opt_pass.
18013 (pass_apply_inline): Remove.
18014 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
18015 (apply_inline): Turn into ....
18016 (inline_transform): ... this one.
18017 (inline_generate_summary): New function.
18018 (pass_apply_inline): Remove.
18019 * function.h (ipa_opt_pass): Forward declare structure; typedef;
18021 (struct function): Add ipa_transforms_to_apply.
18022 * passes.c (register_one_dump_file): Work on IPA_PASS.
18023 (init_optimization_passes): Remove pass_inline_parameters and
18025 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
18026 (execute_one_pass) ... here; apply transforms when possible.
18027 (add_ipa_transform_pass, execute_ipa_summary_asses,
18028 execute_one_ipa_transform_pass): New.
18029 (execute_ipa_pass_list): Update for IPA_PASS type.
18031 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18033 * config/i386/i386.c (ix86_builtin_type): Add
18034 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
18035 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
18036 (bdesc_args): Add SSE4a builtins.
18037 (ix86_init_mmx_sse_builtins): Updated.
18038 (ix86_expand_args_builtin): Likewise.
18039 (ix86_expand_builtin): Likewise.
18041 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18043 * config/i386/i386.c (ix86_builtin_type): Add
18044 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
18045 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
18046 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
18047 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
18048 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
18049 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
18050 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
18051 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
18052 and DI_FTYPE_DI_DI_INT.
18053 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
18054 (ix86_init_mmx_sse_builtins): Updated.
18055 (ix86_expand_args_builtin): Likewise.
18056 (ix86_expand_builtin): Likewise.
18057 (ix86_expand_binop_imm_builtin): Removed.
18059 * doc/extend.texi: Correct __builtin_ia32_palignr128.
18061 2008-04-30 Richard Guenther <rguenther@suse.de>
18063 PR tree-optimization/32921
18064 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
18066 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
18068 * config/arm/arm.c (arm_unwind_emit): Use
18069 crtl->all_throwers_are_sibcalls instead of
18070 cfun->all_throwers_are_sibcalls.
18071 (arm_output_fn_unwind): Likewise.
18072 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
18073 instead of cfun->uses_pic_offset_table.
18074 (frv_expand_prologue): Likewise.
18075 (frv_frame_pointer_required): Likewise.
18076 (frv_expand_fdpic_call): Likewise.
18077 (frv_emit_movsi): Likewise.
18078 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
18079 cfun->returns_pcc_struct instead of
18080 current_function_returns_pcc_struct.
18081 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
18082 instead of cfun->calls_eh_return.
18083 (m32c_pushm_popm): Likewise.
18084 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
18085 "extern" declaration.
18087 2008-04-30 Richard Guenther <rguenther@suse.de>
18089 PR tree-optimization/21636
18090 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
18092 (evaluate_stmt): Print the likely value.
18093 (ccp_visit_stmt): Avoid excessive vertical spacing.
18095 2008-04-30 Rafael Espíndola <espindola@google.com>
18097 * builtins.c (fold_call_expr): Return realret.
18098 * tree-ssa-threadedge.c
18099 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18100 __builtin_object_size.
18102 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
18104 * gcc.c (wrapper_string): New variable.
18105 (insert_wrapper): New function.
18106 (execute): New option -wrapper.
18107 * doc/invoke.texi (Overall Options): New driver option -wrapper.
18109 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
18111 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
18112 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
18113 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
18115 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
18116 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
18117 config/rs6000/e500crtres64gprctr.asm,
18118 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
18119 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
18120 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
18121 config/rs6000/e500crtsav64gprctr.asm,
18122 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
18123 config/rs6000/e500crtsavg64gprctr.asm: New files.
18124 * config/rs6000/t-ppccomm: Add build rules for new files.
18125 (LIB2FUNCS_STATIC_EXTRA): Add new files.
18126 * config/rs6000/t-netbsd: Add build rules for new files.
18127 (LIB2FUNCS_STATIC_EXTRA): New variable.
18128 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
18129 (CRTSAVRES_DEFAULT_SPEC): Likewise.
18130 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
18132 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
18134 * config/i386/i386.c (ix86_builtin_type): Add
18135 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
18136 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
18137 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
18138 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
18139 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
18140 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
18141 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
18142 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
18143 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
18144 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
18145 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
18146 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
18147 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
18148 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
18149 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
18150 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
18151 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
18152 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
18153 V1DI_FTYPE_V2SI_V2SI.
18154 (bdesc_2arg): Moved to ...
18155 (bdesc_args): Here.
18156 (ix86_init_mmx_sse_builtins): Updated.
18157 (ix86_expand_args_builtin): Updated. Take a pointer
18158 to const struct builtin_description. Handle comparison
18160 (ix86_expand_sse_compare): Take a new argument for swapping operands.
18161 (ix86_expand_builtin): Updated.
18163 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
18164 (ssse3_pmaddubsw128): This.
18165 (ssse3_pmaddubswv4hi3): Renamed to ...
18166 (ssse3_pmaddubsw): This.
18168 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
18169 (__builtin_ia32_packssdw128): Likewise.
18170 (__builtin_ia32_packuswb128): Likewise.
18171 (__builtin_ia32_pmaddubsw): Likewise.
18172 (__builtin_ia32_pmaddubsw128): Likewise.
18174 2008-04-30 Richard Guenther <rguenther@suse.de>
18176 PR tree-optimization/14847
18177 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
18178 (recognize_bits_test): Use it.
18179 (recognize_single_bit_test): Likewise.
18181 2008-04-30 Martin Jambor <mjambor@suse.cz>
18183 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
18184 instead of setting number of formal parameters to zero.
18185 (ipcp_init_stage): Do not set the number of actual parameters to zero
18187 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
18188 which are called with variable number of arguments.
18189 (ipcp_insert_stage): Explicitely skipping all nodes which are
18190 called with variable number of arguments.
18191 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
18192 number of parameters.
18194 * ipa-prop.h (struct ipa_node_params): Added flag
18195 called_with_var_arguments
18196 (ipa_set_param_count): Added. Changed sole setter to use it.
18197 (ipa_get_param_count): Added. All readers of param_count
18198 converted to use it instead.
18199 (ipa_set_called_with_variable_arg): Added.
18200 (ipa_is_called_with_var_arguments): Added.
18201 (ipa_get_ith_param): Added. All readers of param_decls converted
18203 (ipa_set_cs_argument_count): Added, sole writer to argument_count
18205 (ipa_get_cs_argument_count): Added, all readers of argument_count
18207 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
18210 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
18211 (struct ipcp_lattice): Renamed cval_type to type
18212 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
18214 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
18215 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
18216 (ipcp_insert_stage): Changed the type of variable cvalue to tree
18217 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
18218 (build_const_val): Changed the type of parameter cvalue to tree
18219 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
18220 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
18222 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
18225 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
18226 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
18227 (ipa_add_method): Renamed to ipa_push_func_to_list
18228 (ipa_remove_method): Renamed to ipa_pop_func_from_list
18229 (ipa_callsite_param_count): Removed.
18230 (ipa_callsite_param_count_set): Removed.
18231 (ipa_callsite_param): Removed.
18232 (ipa_callsite_callee): Removed.
18233 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
18234 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
18235 (ipa_method_formal_count): Removed.
18236 (ipa_method_formal_count_set): Removed.
18237 (ipa_method_get_tree): Removed.
18238 (ipa_method_tree_map_create): Removed.
18239 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
18240 (ipa_create_param_decls_array): Creates the array itself
18241 (ipa_create_param_decls_array): Temporary variable info instead of
18242 a few dereferences.
18243 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
18244 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
18245 (get_type): Removed.
18246 (ipa_jf_get_info_type): Removed.
18247 (ipa_node_create): Renamed to ipa_create_node_params
18248 (ipa_free): Renamed to ipa_free_all_node_params
18249 (ipa_nodes_create): Renamed to ipa_create_all_node_params
18250 (ipa_edges_create): Renamed to ipa_create_all_edge_args
18251 (ipa_edges_free): Renamed to ipa_free_all_edge_args
18252 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
18253 (ipa_free_all_node_params): Deallocation to jump_functions moved to
18254 ipa_free_all_edge_args
18255 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
18256 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
18257 (ipa_create_methodlist_node): Removed.
18258 (ipa_methodlist_method): Removed.
18259 (ipa_methodlist_method_set): Removed.
18260 (ipa_methodlist_next_method): Removed.
18261 (ipa_methodlist_next_method_set): Removed.
18262 (ipa_method_is_modified): Removed.
18263 (ipa_method_modify_create): Removed.
18264 (ipa_method_modify_init): Temporary variable info instead of a few
18266 (ipa_detect_param_modifications): Temporary variable info instead of
18267 a few dereferences.
18268 (ipa_compute_jump_functions): Temporary variable info instead of
18269 a few dereferences.
18270 (ipa_method_modify_set): Removed.
18271 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
18272 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
18273 than craph_node as the first parameter.
18274 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
18275 (ipa_method_modify_init): Removed.
18276 (ipa_compute_jump_functions): Added a temp variable instead of
18277 repeatadly dereferencing the cgraph_edge.aux pointer
18278 (ipa_callsite_param_set_type): Removed.
18279 (ipa_compute_jump_functions): i renamed to index and moved to
18281 (ipa_callsite_param_set_info_type_formal): Removed.
18282 (ipa_callsite_param_set_info_type): Removed.
18283 (ipa_callsite_param_map_create): Removed.
18284 (ipa_callsite_tree): Removed.
18285 (ipa_callsite_caller): Removed.
18286 (ipa_pop_func_from_list): return_method removed to return_func
18288 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
18289 prefixed all values with IPA_. Changed all users.
18290 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
18291 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
18292 and FORMAL_IPATYPE IPA_PASS_THROUGH.
18293 (union parameter_info): Renamed to jump_func_value.
18294 (union jump_func_value): Renamed value to constant
18295 (struct ipa_jump_func): Renamed info_type to value
18296 (struct ipa_node): Renamed to ipa_node_params
18297 (struct ipa_node_params): Renamed ipa_arg_num to param_count
18298 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
18299 (struct ipa_node_params): Renamed ipa_mod to modified_flags
18300 (struct ipa_edge): Renamed to ipa_edge_args
18301 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
18302 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
18303 (struct ipa_methodlist): Renamed to ipa_func_list
18304 (struct ipa_func_list): method_p renamed to node, next_method
18306 (ipa_methodlist_p): Removed, switched all users to struct pointer
18307 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
18309 2008-04-30 Alan Modra <amodra@bigpond.net.au>
18311 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
18312 (rs6000_emit_epilogue): Use backchain to restore only when we
18313 have a large frame. Make use of frame pointer to restore if we
18314 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
18316 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
18318 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18319 Add mode to zero_extract.
18320 (sign bit tests peepholes): (Ditto.).
18322 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
18324 * config/i386/i386.c (ix86_builtins): Replace Prescott New
18325 Instructions in comments with SSE3.
18326 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
18327 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
18328 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
18329 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
18330 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
18331 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
18332 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
18333 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
18334 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
18335 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
18336 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
18337 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
18338 (bdesc_sse_args): Renamed to ...
18339 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
18340 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
18341 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
18342 IX86_BUILTIN_FABSQ.
18343 (bdesc_1arg): Moved to ...
18344 (bdesc_args): Here.
18345 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
18346 Instructions in comments with SSE3.
18347 (ix86_expand_sse_operands_builtin): Renamed to ...
18348 (ix86_expand_args_builtin): This. Updated.
18349 (ix86_expand_unop1_builtin): Update comments.
18350 (ix86_expand_builtin): Updated.
18352 2008-04-29 Richard Guenther <rguenther@suse.de>
18354 PR tree-optimization/36078
18355 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
18356 Update virtual SSA form after cleaning up the CFG.
18358 2008-04-29 Richard Guenther <rguenther@suse.de>
18360 PR middle-end/15255
18361 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
18363 2008-04-29 Richard Guenther <rguenther@suse.de>
18365 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
18366 (compute_may_aliases): Do not call finalize_ref_all_pointers.
18367 (compute_flow_insensitive_aliasing): Do not treat
18368 PTR_IS_REF_ALL pointers special.
18369 (get_smt_for): Likewise.
18370 (may_alias_p): Re-structure.
18371 (is_escape_site): A ref-all pointer conversion is not an escape site.
18372 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
18373 PTR_IS_REF_ALL pointers special.
18374 * tree-ssa-structalias.h (struct alias_info): Remove
18375 ref_all_symbol_mem_tag field.
18376 (PTR_IS_REF_ALL): Remove.
18378 2008-04-29 Richard Guenther <rguenther@suse.de>
18380 PR middle-end/36077
18381 * fold-const.c (extract_muldiv_1): In combining division constants
18382 make sure to never overflow.
18384 2008-04-29 Nick Clifton <nickc@redhat.com>
18386 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
18388 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18391 * optc-gen.awk: Work around HP-UX/IA awk bug.
18393 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
18395 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
18398 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18401 * config/i386/i386.md
18402 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
18403 Change operand 1 predicate to nonimmediate_operand.
18405 2008-04-28 Jakub Jelinek <jakub@redhat.com>
18408 * dwarf2out.c (struct die_struct): Mark as chain_circular through
18410 * gengtype.c (walk_type, write_func_for_structure): Handle
18412 * doc/gty.texi: Document chain_circular.
18414 2008-04-28 Richard Guenther <rguenther@suse.de>
18416 PR tree-optimization/36066
18417 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
18420 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18423 * config/i386/i386.md
18424 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
18425 Use match_scratch instead of match_operand for operands 3 and 4.
18427 2008-04-27 Richard Guenther <rguenther@suse.de>
18429 PR tree-optimization/18754
18430 PR tree-optimization/34223
18431 * tree-pass.h (pass_complete_unrolli): Declare.
18432 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
18433 loop size before and after unconditionally of UL_NO_GROWTH in effect.
18434 Rewrite loop into loop closed SSA form if it is not already.
18435 (tree_unroll_loops_completely): Re-structure to iterate over
18436 innermost loops with intermediate CFG cleanups.
18437 Unroll outermost loops only if requested or the code does not grow
18439 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
18440 loops are available.
18441 (tree_vectorize): Instead do so here.
18442 (tree_complete_unroll): Also unroll outermost loops.
18443 (tree_complete_unroll_inner): New function.
18444 (gate_tree_complete_unroll_inner): Likewise.
18445 (pass_complete_unrolli): New pass.
18446 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
18447 uses outside of the loop.
18448 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
18449 form if it is available.
18450 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
18451 * passes.c (init_optimization_passes): Schedule complete inner
18452 loop unrolling pass before the first CCP pass after final inlining.
18454 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
18456 * targhooks.h (default_emutls_var_fields,
18457 default_emutls_var_init): Declare.
18458 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
18459 * target.h (struct gcc_target): Add struct emutls member.
18460 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
18461 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
18462 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
18463 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
18464 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
18465 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
18466 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
18467 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
18468 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
18469 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
18470 emit debug information.
18471 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
18472 * varasm.c: Include targhooks.h.
18473 (emutls_object_section, emutls_tmpl_section): New.
18474 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
18475 (EMUTLS_SEPARATOR): New.
18476 (prefix_name): New.
18477 (get_emutls_object_name): New.
18478 (default_emutls_var_fields): New, broken out of ...
18479 (get_emutls_object_type): ... here. Adjust to use target hooks.
18480 (get_emutls_init_templ_addr): Adjust to use target hooks.
18481 (emutls_decl): Adjust to use target hooks.
18482 (emutls_finish): Likewise.
18483 (default_emutls_var_init): New, broken out of ...
18484 (assemble_variable): ... here. Adjust to use target hooks.
18485 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
18486 SECCAT_EMUTLS_TMPL.
18487 * c-common.c (handle_section_attribute): Prevent overriding
18488 sections for emulated tls with special sections.
18489 * config/i386/i386.c (x86_64_elf_select_section): Add
18490 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
18491 (x86_64_elf_unique_section): Likewise.
18492 * config/vxworks.c: Include tree.h.
18493 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
18494 (vxworks_override_options): Set TLS scheme.
18495 * doc/tm.texi (Emulated TLS): New node.
18497 2008-04-26 Simon Baldwin <simonb@google.com>
18500 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
18501 with propagated string constants.
18503 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
18505 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
18506 constraint for operand 2 when operand 0 is memory operand.
18507 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
18508 operand 0 is memory operand.
18509 (fix_trunc<mode>_i387_with_temp): Ditto.
18510 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
18511 operand 2 when operand 1 is memory operand.
18512 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
18513 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
18514 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
18515 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18516 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
18517 operands 2,3 and 4 when operand 1 is memory operand.
18518 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
18520 (fistdi2_floor_with_temp): Ditto.
18521 (fist<mode>2_floor_with_temp): Ditto.
18522 (fistdi2_ceil_with_temp): Ditto.
18523 (fist<mode>2_ceil_with_temp): Ditto.
18524 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
18526 2008-04-26 David Daney <ddaney@avtrex.com>
18528 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
18530 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
18531 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18532 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18533 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
18534 (compare_and_swap_12): New insn.
18535 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
18536 * config/mips/mips.c (mips_force_binary): New function.
18537 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
18538 (mips_expand_compare_and_swap_12): New function.
18539 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
18541 2008-04-25 Jan Hubicka <jh@suse.cz>
18544 * cfgexpand.c (pass_expand): Turn into RTL pass.
18545 * passes.c (execute_one_pass): Do pass typechecking after execution.
18546 * tree-pass.h (pass_expand): Turn into RTL pass.
18548 * function.h (struct rtl_data): Move here fields
18549 accesses_prior_frames, calls_eh_return, saves_all_registers,
18550 has_nonlocal_goto, has_asm_statement, is_thunk,
18551 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
18552 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
18553 arg_pointer_save_area_init from struct function; turn into bool.
18554 (struct function): Move
18555 calls_eh_return, saves_all_registers, has_nonlocal_goto,
18556 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
18557 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
18558 tail_call_emit, arg_pointer_save_area_init
18559 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
18560 (current_function_returns_struct, current_function_returns_pcc_struct,
18561 current_function_calls_setjmp, current_function_calls_alloca,
18562 current_function_accesses_prior_frames,
18563 current_function_calls_eh_return, current_function_is_thunk,
18564 current_function_stdarg, current_function_profile,
18565 current_function_limit_stack, current_function_uses_pic_offset_table,
18566 current_function_uses_const_pool, current_function_has_nonlocal_label,
18567 current_function_saves_all_registers,
18568 current_function_has_nonlocal_goto,
18569 current_function_has_asm_statement): Remove accesor macros.
18570 * ra-conflict.c (global_conflicts): Update.
18571 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
18572 (suitable_for_tail_call_opt_p): Update.
18573 * builtins.c (expand_builtin_return_addr): Update.
18574 (expand_builtin_setjmp_setup): Update.
18575 (expand_builtin_nonlocal_goto): Update.
18576 * final.c (final_start_function): Update.
18577 (profile_function): Update.
18578 (leaf_function_p): Update.
18579 (only_leaf_regs_used): Update.
18580 * df-scan.c (df_get_exit_block_use_set): Update.
18581 * dojump.c (clear_pending_stack_adjust): Update.
18582 * tree-stdarg.c (gate_optimize_stdarg): Update.
18583 * gimple-low.c (lower_function_body): Update.
18584 * global.c (compute_regsets): Update.
18585 (global_alloc): Update.
18586 * dwarf2out.c (dwarf2out_begin_prologue): Update.
18587 * expr.c (expand_assignment): Update.
18588 * dse.c (dse_step0): Update.
18589 (dse_step1): Update.
18590 * c-decl.c (store_parm_decls): Update.
18591 * local-alloc.c (combine_regs): Update.
18592 (find_free_reg): Update.
18593 * function.c (assign_parms_augmented_arg_list): Update.
18594 (assign_parm_find_data_types): Update.
18595 (assign_parms): Update.
18596 (allocate_struct_function): Update.
18597 (expand_function_start): Update.
18598 (expand_function_end): Update.
18599 (get_arg_pointer_save_area): Update.
18600 (thread_prologue_and_epilogue_insns): Update.
18601 (rest_of_match_asm_constraints): Update.
18602 * stor-layout.c (variable_size): Update.
18603 * gcse.c (gcse_main): Update.
18604 (bypass_jumps): Update.
18605 * gimplify.c (gimplify_function_tree): Update.
18606 * calls.c (emit_call_1): Update.
18607 (expand_call): Update.
18608 * bt-load.c (compute_defs_uses_and_gen): Update.
18609 * except.c (sjlj_assign_call_site_values): Update.
18610 (sjlj_emit_function_enter): Update.
18611 (can_throw_external): Update.
18612 (set_nothrow_function_flags): Update.
18613 (expand_builtin_unwind_init): Update.
18614 (expand_eh_return): Update.
18615 (convert_to_eh_region_ranges): Update.
18616 (output_function_exception_table): Update.
18617 * emit-rtl.c (gen_tmp_stack_mem): Update.
18618 * cfgexpand.c (expand_used_vars): Update.
18619 (tree_expand_cfg): Update.
18620 * cfgcleanup.c (rest_of_handle_jump): Update.
18621 * explow.c (allocate_dynamic_stack_space): Update.
18622 * varasm.c (assemble_start_function): Update.
18623 (force_const_mem): Update.
18624 (mark_constant_pool): Update.
18625 * tree-optimize.c (tree_rest_of_compilation): Update.
18626 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
18627 * tree-cfg.c (notice_special_calls): Update.
18628 (is_ctrl_altering_stmt): Update.
18629 (tree_can_make_abnormal_goto): Update.
18630 (tree_purge_dead_abnormal_call_edges): Update.
18631 * config/alpha/predicates.md: Update.
18632 * config/alpha/alpha.c (alpha_sa_mask): Update.
18633 (alpha_sa_size): Update.
18634 (alpha_does_function_need_gp): Update.
18635 (alpha_expand_prologue): Update.
18636 (alpha_start_function): Update.
18637 (alpha_output_function_end_prologue): Update.
18638 (alpha_expand_epilogue): Update.
18639 * config/frv/frv.c (frv_stack_info): Update.
18640 (frv_expand_epilogue): Update.
18641 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
18642 (s390_register_info): Update.
18643 (s390_frame_info): Update.
18644 (s390_init_frame_layout): Update.
18645 (s390_can_eliminate): Update.
18646 (save_gprs): Update.
18647 * config/spu/spu.c (spu_split_immediate): Update.
18648 (need_to_save_reg): Update.
18649 (spu_expand_prologue): Update.
18650 (spu_expand_epilogue): Update.
18651 * config/sparc/sparc.md: Update.
18652 * config/sparc/sparc.c (eligible_for_return_delay): Update.
18653 (sparc_tls_got): Update.
18654 (legitimize_pic_address): Update.
18655 (sparc_emit_call_insn): Update.
18656 (sparc_expand_prologue): Update.
18657 (output_return): Update.
18658 (print_operand): Update.
18659 (sparc_function_ok_for_sibcall): Update.
18660 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
18661 * config/m32r/m32r.md: Update.
18662 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
18663 (m32r_compute_frame_size): Update.
18664 (m32r_expand_prologue): Update.
18665 (m32r_expand_epilogue): Update.
18666 (m32r_legitimize_pic_address): Update.
18667 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
18668 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18669 * config/i386/i386.c (ix86_frame_pointer_required): Update.
18670 (gen_push): Update.
18671 (ix86_save_reg): Update.
18672 (ix86_compute_frame_layout): Update.
18673 (ix86_expand_prologue): Update.
18674 (ix86_expand_epilogue): Update.
18675 * config/sh/sh.c (output_stack_adjust): Update.
18676 (calc_live_regs): Update.
18677 (sh5_schedule_saves): Update.
18678 (sh_expand_prologue): Update.
18679 (sh_expand_epilogue): Update.
18680 (sh_setup_incoming_varargs): Update.
18681 (sh_allocate_initial_value): Update.
18682 (sh_get_pr_initial_val): Update.
18683 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
18684 * config/sh/sh.md (label:): Update.
18685 * config/avr/avr.c (out_movhi_mr_r): Update.
18686 * config/crx/crx.h (enum): Update.
18687 * config/xtensa/xtensa.h (along): Update.
18688 * config/stormy16/stormy16.c Update.
18689 (xstormy16_compute_stack_layout): Update.
18690 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
18691 (fr30_expand_prologue): Update.
18692 * config/cris/cris.c (cris_conditional_register_usage): Update.
18693 (cris_reg_saved_in_regsave_area): Update.
18694 (cris_initial_frame_pointer_offset): Update.
18695 (cris_simple_epilogue): Update.
18696 (cris_expand_prologue): Update.
18697 (cris_expand_epilogue): Update.
18698 (cris_expand_pic_call_address): Update.
18699 (cris_asm_output_symbol_ref): Update.
18700 (cris_asm_output_label_ref): Update.
18701 * config/cris/cris.md Update.
18702 * config/iq2000/iq2000.c (compute_frame_size): Update.
18703 (iq2000_expand_epilogue): Update.
18704 * config/mt/mt.h (save_direction): Update.
18705 * config/mn10300/mn10300.c (mn10300_function_value): Update.
18706 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18707 (ia64_secondary_reload_class): Update.
18708 * config/m68k/m68k.c (m68k_save_reg): Update.
18709 (m68k_expand_prologue): Update.
18710 (m68k_expand_epilogue): Update.
18711 (legitimize_pic_address): Update.
18712 * config/rs6000/rs6000.c (rs6000_got_register): Update.
18713 (first_reg_to_save): Update.
18714 (first_altivec_reg_to_save): Update.
18715 (compute_vrsave_mask): Update.
18716 (compute_save_world_info): Update.
18717 (rs6000_stack_info): Update.
18718 (spe_func_has_64bit_regs_p): Update.
18719 (rs6000_ra_ever_killed): Update.
18720 (rs6000_emit_eh_reg_restore): Update.
18721 (rs6000_emit_allocate_stack): Update.
18722 (rs6000_emit_prologue): Update.
18723 (rs6000_emit_epilogue): Update.
18724 (rs6000_output_function_epilogue): Update.
18725 (output_profile_hook): Update.
18726 (rs6000_elf_declare_function_name): Update.
18727 * config/rs6000/rs6000.h (rs6000_args): Update.
18728 * config/rs6000/rs6000.md: Update.
18729 * config/mcore/mcore.c (mcore_expand_prolog): Update.
18730 * config/arc/arc.c (arc_output_function_epilogue): Update.
18731 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
18732 * config/darwin.c (machopic_function_base_name): Update.
18733 * config/score/score3.c (score3_compute_frame_size): Update.
18736 (score3_epilogue): Update.
18737 * config/score/score7.c (score7_compute_frame_size): Update.
18738 (score7_prologue): Update.
18739 (score7_epilogue): Update.
18740 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
18741 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18742 * config/arm/arm.c (use_return_insn): Update.
18743 (require_pic_register): Update.
18744 (arm_load_pic_register): Update.
18745 (arm_compute_save_reg0_reg12_mask): Update.
18746 (arm_compute_save_reg_mask): Update.
18747 (thumb1_compute_save_reg_mask): Update.
18748 (output_return_instruction): Update.
18749 (arm_output_function_prologue): Update.
18750 (arm_output_epilogue): Update.
18751 (arm_get_frame_offsets): Update.
18752 (arm_expand_prologue): Update.
18753 (thumb_pushpop): Update.
18754 (thumb_exit): Update.
18755 (thumb1_expand_prologue): Update.
18756 (thumb1_expand_epilogue): Update.
18757 (arm_unwind_emit): Update.
18758 (arm_output_fn_unwind): Update.
18759 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
18760 * config/arm/arm.md: Update.
18761 * config/pa/pa.md: Update.
18762 * config/pa/pa.c (legitimize_pic_address): Update.
18763 (compute_frame_size): Update.
18764 (hppa_expand_prologue): Update.
18765 (hppa_expand_epilogue): Update.
18766 (borx_reg_operand): Update.
18767 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
18768 (HARD_REGNO_RENAME_OK): Update.
18769 * config/mips/mips.c (mips_global_pointer): Update.
18770 (mips_save_reg_p): Update.
18771 (mips_compute_frame_info): Update.
18772 (mips_frame_pointer_required): Update.
18773 (mips_expand_prologue): Update.
18774 (mips_expand_epilogue): Update.
18775 (mips_can_use_return_insn): Update.
18776 (mips_reorg_process_insns): Update.
18777 * config/v850/v850.c (compute_register_save_size): Update.
18778 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
18779 * config/mmix/mmix.c (along): Update.
18780 (mmix_expand_epilogue): Update.
18781 * config/bfin/bfin.c (legitimize_pic_address): Update.
18782 (must_save_p): Update.
18783 (stack_frame_needed_p): Update.
18784 (add_to_reg): Update.
18785 (bfin_expand_prologue): Update.
18786 * stmt.c (expand_asm_operands): Update.
18787 * reload1.c (reload): Update.
18788 (init_elim_table): Update.
18790 2008-04-25 Bob Wilson <bob.wilson@acm.org>
18792 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
18794 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
18796 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
18797 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
18798 (mov<mode>): Removed.
18799 (*movv4sf_internal): Likewise.
18800 (*movv2df_internal): Likewise.
18802 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
18804 * config.gcc (crx-*-elf): Remove deprecation.
18806 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
18808 * config/i386/cygming-crtend.c (register_frame_ctor): Register
18809 __gcc_deregister_frame with atexit.
18810 (deregister_frame_dtor): Remove.
18812 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
18813 Nathan Sidwell <nathan@codesourcery.com>
18815 * config/rs6000/rs6000.opt (mspe): Remove Var property.
18817 * config/rs6000/rs6000.h (rs6000_spe): Declare.
18818 (rs6000_isel): Likewise.
18819 * config/rs6000/rs6000.c (rs6000_spe): New variable.
18820 (rs6000_isel): New variable.
18821 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
18823 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18826 * c-common.c (handle_vector_size_attribute): Call
18827 lang_hooks.types.reconstruct_complex_type instead of
18828 reconstruct_complex_type.
18829 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
18830 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
18831 * langhooks.h (struct lang_hooks_for_types): Add
18832 reconstruct_complex_type hook.
18833 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
18834 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
18836 2008-04-24 Richard Guenther <rguenther@suse.de>
18838 * c-common.h (check_builtin_function_arguments): Declare.
18839 * c-common.c (validate_nargs): New function.
18840 (check_builtin_function_arguments): Likewise.
18841 * c-typeck.c (build_function_call): Call
18842 check_builtin_function_arguments.
18843 * builtins.c (fold_builtin_classify): Remove error reporting code.
18844 (fold_builtin_unordered_cmp): Likewise.
18845 (fold_builtin_1): Likewise.
18846 (fold_builtin_n): Likewise.
18848 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18850 PR tree-optimization/36008
18851 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
18852 the original op1, rather than delta by step.
18854 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
18855 Sebastian Pop <sebastian.pop@amd.com>
18857 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
18858 eliminate_local_variables_stmt, eliminate_local_variables,
18859 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
18860 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
18861 of code delimited by two edges in the CFG.
18862 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
18863 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
18864 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
18865 the case of parallelisation of reductions.
18866 (expr_invariant_in_region_p): New.
18868 * tree-flow.h (gather_blocks_in_sese_region): Declared.
18869 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
18871 2008-04-24 Ira Rosen <irar@il.ibm.com>
18872 Richard Guenther <rguenther@suse.de>
18874 PR tree-optimization/36034
18875 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
18876 incapable of dealing with loads with gaps.
18878 2008-04-24 Rafael Espíndola <espindola@google.com>
18880 * tree-flow.h (vrp_evaluate_conditional): Change signature.
18881 * tree-ssa-propagate.c (fold_predicate_in): Update call to
18882 vrp_evaluate_conditional.
18883 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
18884 (vrp_evaluate_conditional): Split the cond argument.
18885 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
18886 (simplify_stmt_for_jump_threading): Update call to
18887 vrp_evaluate_conditional.
18889 2008-04-24 Ira Rosen <irar@il.ibm.com>
18891 PR tree-optimization/35982
18892 * tree-vect-analyze.c (vect_check_interleaving): Check that the
18893 interleaved data-refs are of the same type.
18895 2008-04-24 Danny Smith <dannysmith@users.net>
18897 * c-format.c (check_format_info_main): Use strncmp rather than a
18898 magic prefix to handle multichar length specs.
18899 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
18900 Don't prefix "I64" and "I32" with '\0'.
18902 2008-04-24 Jakub Jelinek <jakub@redhat.com>
18905 * config/i386/i386.c (init_cumulative_args): Don't pass anything
18906 in registers for -m32 only if stdarg_p (fntype).
18908 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
18910 PR rtl-optimization/36006
18911 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
18912 temp to op0 in order to avoid invalid rtx sharing.
18914 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
18916 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
18917 check TREE_INVARIANT.
18918 * tree-gimple.c (is_gimple_address): New.
18919 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
18920 * tree-gimple.h (is_gimple_address): New.
18921 * tree.h (decl_address_invariant_p): New.
18922 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
18923 (build_string): Likewise.
18924 (decl_address_invariant_p): New, from is_gimple_invariant_address.
18925 (tree_invariant_p_1): Likewise.
18926 (save_expr): Use it.
18927 (tree_invariant_p): New.
18928 (skip_simple_arithmetic): Use it.
18929 (stabilize_reference_1): Use it.
18930 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
18932 (build1_stat): Drop code to compute TREE_INVARIANT.
18933 (build2_stat): Drop code to compute TREE_INVARIANT.
18934 (build3_stat): Drop code to compute TREE_INVARIANT.
18935 (build4_stat): Drop code to compute TREE_INVARIANT.
18936 (build5_stat): Drop code to compute TREE_INVARIANT.
18937 (build7_stat): Drop code to compute TREE_INVARIANT.
18938 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
18939 * tree.h (struct tree_base): Remove invariant_flag.
18940 (TREE_INVARIANT): Remove.
18941 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
18942 (fold_builtin_expect): Check TREE_CONSTANT.
18943 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
18944 * c-tree.h (c_expr_to_decl): Drop third parameter.
18945 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
18946 (build_c_cast): Don't set TREE_INVARIANT.
18947 (pop_init_level): Don't set TREE_INVARIANT.
18948 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
18949 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
18951 (gimplify_init_constructor): Don't set TREE_INVARIANT.
18952 (gimplify_addr_expr): Adjust comment.
18953 * tree-mudflap.c (mf_build_string):
18954 * print-tree.c (print_node): Don't print TREE_INVARIANT.
18955 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
18956 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
18957 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
18958 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
18959 * langhooks.h (struct lang_hooks): Drop third parameter from
18962 2008-04-23 Richard Guenther <rguenther@suse.de>
18964 PR tree-optimization/27799
18965 PR tree-optimization/32921
18966 PR tree-optimization/32624
18967 * tree-ssa-structalias.c (merge_smts_into): Only merge the
18968 SMTs aliases and the tag itself into the solution.
18969 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
18970 merge the points-to solution back into the SMT aliases.
18971 (may_alias_p): Use alias_set_subset_of instead of
18972 aliases_conflict_p. A pointer which points to
18973 memory with alias set zero may access any variable.
18975 2008-04-23 Richard Guenther <rguenther@suse.de>
18977 * alias.c (alias_set_subset_of): Correctly handle asking
18978 if zero is a subset of an alias set with zero child.
18979 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
18980 (compute_flow_insensitive_aliasing): Correctly walk all
18981 pointers. Do not unnecessarily union sets.
18983 2008-04-23 Richard Guenther <rguenther@suse.de>
18985 PR middle-end/36021
18986 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
18988 2008-04-22 Tomas Bily <tbily@suse.cz>
18990 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
18992 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
18994 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18995 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18996 * tree-inline.c (estimate_num_insns_1): Likewise.
18997 * varasm.c (const_hash_1, compare_constant, copy_constant)
18998 (compute_reloc_for_constant, output_addressed_constants): Likewise.
18999 * emit-rtl.c (component_ref_for_mem_expr)
19000 (set_mem_attributes_minus_bitpos): Likewise.
19001 * expr.c (highest_pow2_factor, expand_expr_real_1, )
19002 (is_aligning_offset): Likewise.
19003 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
19004 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19005 * dojump.c (do_jump): Likewise.
19006 * builtins.c (get_pointer_alignment, get_memory_rtx)
19007 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
19008 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
19010 2008-04-23 Jakub Jelinek <jakub@redhat.com>
19012 PR rtl-optimization/36017
19013 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
19014 expanding the library call.
19016 2008-04-22 Ian Lance Taylor <iant@google.com>
19018 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
19019 than size_in_bytes.
19021 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
19023 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
19024 of LR/CTR moves for Power6.
19026 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
19028 PR middle-end/36003
19029 * passes.c (init_optimization_passes): Remove
19030 pass_fast_rtl_byte_dce.
19032 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
19035 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
19036 builtin functions to generate faster code.
19037 (_mm_cvtpu16_ps): Ditto.
19038 (_mm_cvtpi32x2_ps): Ditto.
19040 2008-04-22 Nick Clifton <nickc@redhat.com>
19042 * common.opt (ftree-loop-distribution): Add Optimization
19045 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
19046 (frv_expand_builtin_va_start): Likewise.
19048 * config/arm/arm.c (thumb_find_work_register): Fix location of
19049 argument register count.
19051 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19053 Support scheduling for ColdFire V1 and V3 microarchitecture.
19054 Improve scheduling of multiplication instructions.
19056 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
19057 (mac): New instruction attribute.
19058 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
19059 (m68k_sched_mac): New variable.
19060 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
19061 Handle cfv1 and cfv3.
19062 (max_insn_size): New static variable.
19063 (struct _sched_ib): New type.
19064 (sched_ib): New static variable.
19065 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
19066 to fields of 'struct _sched_ib sched_ib'. Update all uses.
19067 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
19069 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
19070 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
19071 new variables. Update.
19072 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19073 Add modeling of cfv3 instruction buffer. Update.
19074 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
19075 * config/m68k/m68k.h (TUNE_CFV3): New macro.
19076 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
19077 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
19078 a particular reservation applies to.
19079 (type2): Reorganize attribute values. Rename alu to alu_reg,
19080 alu_l to alu, move_l to omove. Join move to alu. Split mul
19081 to mul_l and mul_w.
19082 (cf_ib_*): Simplify description of instruction buffer.
19083 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
19084 (cf_mem): Split into cf_mem1 and cf_mem2.
19085 (cf_v2_move_??): Rename to cfv12_alu_??.
19086 (cf_v2_move_l_??): Rename to cfv12_omove_??.
19087 (cf_v2_mul_??): Remove reservations.
19088 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
19089 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
19090 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
19092 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
19093 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
19094 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
19095 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
19096 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
19097 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
19098 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
19099 expansions of the above reservations for instructions of sizes
19102 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19104 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
19106 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
19108 * coverage.c: Include tree-pass.h.
19109 (coverage_counter_alloc): Print da_file_name to the dump file.
19111 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
19113 * sbitmap.c (sbitmap_range_empty_p): New function.
19114 * sbitmap.h (sbitmap_range_empty_p): New function.
19115 * bitmap.h: Now includes obstack.h.
19117 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
19118 Kenneth Zadeck <zadeck@naturalbridge.com>
19120 * dbgcnt.def (ra_byte_scan): Added.
19121 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
19122 when the last hit happens for a counter.
19123 * timevar.def (TV_DF_BYTE_LR): New variable.
19124 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
19125 * passes.c (pass_fast_rtl_byte_dce): New pass.
19126 * fwprop.c (update_df): Added mode to call df_ref_create.
19127 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19128 DF_REF_EXTRACT_OFFSET.
19129 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
19130 DF_BYTE_LR_OUT, df_byte_lr): New macro.
19132 (df_ref_extract): Added mode field.
19133 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
19134 DF_REF_EXTRACT_OFFSET.
19135 (DF_REF_EXTRACT_MODE): New macro.
19136 (df_byte_lr_bb_info): New structure.
19137 (df_print_byte_regset, df_compute_accessed_bytes,
19138 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
19139 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
19140 df_byte_lr_simulate_uses,
19141 df_byte_lr_simulate_artificial_refs_at_top,
19142 df_byte_lr_simulate_artificial_refs_at_end,
19143 df_compute_accessed_bytes): New function.
19144 (df_ref_create): Add parameter.
19145 (df_byte_lr_get_bb_info): New inline function.
19146 * df-scan.c (df_ref_record, df_uses_record,
19147 df_ref_create_structure): Added mode parameter.
19148 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
19149 df_defs_record, df_uses_record, df_get_conditional_uses,
19150 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
19151 df_entry_block_defs_collect, df_exit_block_uses_collect):
19152 Added mode parameter to calls to df_ref_record, df_uses_record,
19153 df_ref_create_structure.
19154 (df_ref_equal_p, df_ref_compare): Added test for modes.
19155 (df_ref_create_structure): Added code to set mode. Renamed
19156 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19157 DF_REF_EXTRACT_OFFSET.
19158 * df-core.c (df_print_byte_regset): New function.
19159 * df-byte-scan.c: New file.
19160 * df-problems.c (df_rd_transfer_function): Removed unnecessary
19161 calls to BITMAP_FREE.
19162 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
19163 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
19164 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
19165 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
19166 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
19167 df_byte_lr_local_compute, df_byte_lr_init,
19168 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
19169 df_byte_lr_transfer_function, df_byte_lr_free,
19170 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
19171 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
19172 df_byte_lr_simulate_uses,
19173 df_byte_lr_simulate_artificial_refs_at_top,
19174 df_byte_lr_simulate_artificial_refs_at_end): New function.
19175 * dce.c (byte_dce_process_block): New function.
19176 (dce_process_block): au is now passed in rather than computed
19177 locally. Changed loops that look at artificial defs to not look
19178 for conditional or partial ones, because there never are any.
19179 (fast_dce): Now is able to drive byte_dce_process_block or
19180 dce_process_block depending on the kind of dce being done.
19181 (rest_of_handle_fast_dce): Add parameter to fast_dce.
19182 (rest_of_handle_fast_byte_dce): New function.
19183 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
19184 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
19186 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
19189 * gcc.h: Added fortran options that take arguments to
19190 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
19193 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
19195 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
19196 scalarization if on the LHS and not a full access.
19198 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19200 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
19202 2008-04-18 Rafael Espíndola <espindola@google.com>
19204 * tree-vrp.c (find_case_label_index): Fix the binary search.
19205 (find_case_label_range): New.
19206 (vrp_visit_switch_stmt): Use find_case_label_range.
19207 (simplify_switch_using_ranges): Use find_case_label_range.
19209 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
19211 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
19212 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
19214 2008-04-18 Tom Tromey <tromey@redhat.com>
19217 * doc/cpp.texi (Implementation-defined behavior): Mention
19220 2008-04-18 Ian Lance Taylor <iant@google.com>
19222 * fold-const.c (pointer_may_wrap_p): New static function.
19223 (fold_comparison): Add another test for pointer overflow. Use
19224 pointer_may_wrap_p to disable some false positives.
19226 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
19228 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
19229 (fname_as_string): Match updated cpp_interpret_string prototype.
19230 (fix_string_type): Support char16_t* and char32_t*.
19231 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
19232 derivative) nodes. Register as builtin if C++0x.
19233 (c_parse_error): Support CPP_CHAR{16,32}.
19234 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
19235 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
19236 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
19237 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
19238 CTI_CHAR32_ARRAY_TYPE>: New elements.
19239 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
19240 char32_type_node, signed_char32_type_node, char16_array_type_node,
19241 char32_array_type_node): New defines.
19242 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
19243 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
19244 (lex_string): Support CPP_STRING{16,32}, match updated
19245 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
19246 (lex_charconst): Support CPP_CHAR{16,32}.
19247 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
19248 and CPP_STRING{16,32}.
19250 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
19253 * aclocal.m4: Regenerate.
19254 * configure: Regenerate.
19256 2008-04-18 Jan Hubicka <jh@suse.cz>
19258 * except.c (dw2_size_of_call_site_table,
19259 sjlj_size_of_call_site_table): Use vector API for call_site_record.
19261 * cgraphbuild.c (build_cgraph_edges): Update.
19262 * tree-pass.h: Update comment.
19263 * final.c (leaf_function_p): Update.
19264 (leaf_renumber_regs): Update.
19265 (rest_of_clean_state): Update.
19266 * omp-low.c (expand_omp_parallel): Update.
19267 * ipa-reference.c (analyze_function): Update.
19268 * reorg.c (find_end_label): Update.
19269 (optimize_skip): Update.
19270 (fill_simple_delay_slots): Update.
19271 (fill_simple_delay_slots): Update.
19272 (make_return_insns): Update.
19273 (dbr_schedule): Update.
19274 * gimple-low.c (record_vars_into): Update.
19275 * cfgbuild.c (make_edges): Update.
19276 * function.c (assign_stack_local): Update.
19277 (assign_parm_adjust_stack_rtl): Update.
19278 (locate_and_pad_parm): Update.
19279 (allocate_struct_function): Do not initialize stack_alignment_needed
19280 and preferred_stack_boundary here.
19281 (stack_protect_prologue): Update.
19282 (stack_protect_epilogue): Update.
19283 (expand_function_start): Initialize stack_alignment_needed,
19284 preferred_stack_boundary and max_jumptable_ents.
19285 (expand_function_end): Update.
19286 (free_after_compilation): Do not NULLify epilogue_delay_list.
19287 * function.h (struct rtl_data): Add stack_protect_guard,
19288 stack_alignment_needed,
19289 preferred_stack_boundary, epilogue_delay_list.
19290 (struct function): Remove value_histograms, stack_alignment_needed,
19291 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
19293 unexpanded_var_list, stack_protect_guard.
19294 (current_function_epilogue_delay_list): Remove.
19295 * ipa-type-escape.c (analyze_function): Update.
19296 * gimplify.c (pop_gimplify_context): Update comment.
19297 * calls.c (expand_call): Update.
19298 (emit_library_call_value_1): Update.
19299 * except.c (set_nothrow_function_flags): Update.
19300 * cfgexpand.c (get_decl_align_unit): Update.
19301 (create_stack_guard): Update.
19302 (estimated_stack_frame_size): Update.
19303 (expand_used_vars): Update.
19304 (tree_expand_cfg): Free histogram earliers, init expansion variables.
19305 * explow.c (allocate_dynamic_stack_space): Update.
19306 * tree-ssa-live.c (remove_unused_locals): Update.
19307 * varasm.c (mark_constant_pool): Update.
19308 * tree-inline.c (remap_decls): Update.
19309 (initialize_cfun): Update.
19310 (declare_return_variable): Update.
19311 (inline_forbidden_p): Update.
19312 (expand_call_inline): Update.
19313 (declare_inline_vars): Update.
19314 (tree_function_versioning): Update.
19315 * tree-flow.h (value_histograms): New.
19316 (VALUE_HISTOGRAMS): New macro.
19317 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
19319 * tree-cfg.c (set_bb_for_stmt): Update.
19320 (replace_by_duplicate_decl): Update.
19321 (move_block_to_fn): Update.
19322 (new_label_mapper): Update.
19323 (dump_function_to_file): Update.
19324 * ipa-struct-reorg.c (build_data_structure): Update.
19325 * cfgrtl.c (print_rtl_with_bb): Update.
19326 * reload1.c (reload): Update.
19328 * config/i386/i386.c (setup_incoming_varargs_64,
19329 ix86_compute_frame_layout): Update.
19330 * config/arc/arc.c (arc_output_function_epilogue): Update.
19332 2008-04-18 Marius Strobl <marius@FreeBSD.org>
19334 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
19335 for FreeBSD as well.
19336 * gthr-posix95.h: Likewise.
19338 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
19340 PR rtl-optimization/35838
19341 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
19342 out the byte offset of the first subreg.
19344 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
19346 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
19347 to split_ti instead of three separate calls with single member arrays.
19348 (subti3 splitter): Ditto.
19349 (adddi3 splitter): Ditto with split_di.
19350 (subdi3 splitter): Ditto.
19351 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
19352 two separate calls with single member arrays. Swap match_dup
19353 operands 1 and 2 to better fit into the array.
19354 (negdi2 splitter): Ditto with split_di.
19355 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
19356 two separate calls with single member arrays. Swap match_dup operands
19357 6 and 7 to better fit into the array.
19359 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
19361 * config/i386/i386.c (sse_builtin_type): New.
19362 (bdesc_sse_args): Likewise.
19363 (bdesc_sse_3arg): Removed.
19364 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19365 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
19366 IX86_BUILTIN_ROUNDPS.
19367 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
19368 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
19369 IX86_BUILTIN_ROUNDPS.
19370 (ix86_expand_sse_4_operands_builtin): Removed.
19371 (ix86_expand_sse_operands_builtin): New.
19372 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
19373 and CODE_FOR_sse4_1_roundps.
19374 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19375 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
19377 2008-04-17 Alan Modra <amodra@bigpond.net.au>
19380 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
19381 regs before frame pop when needed. If use_backchain_to_restore_sp
19382 then load backchain into a temp reg to restore vr and vrsave. Add
19383 code to restore vr after frame pop if possible.
19385 2008-04-17 Richard Guenther <rguenther@suse.de>
19387 * tree-vn.c (expressions_equal_p): Do not check type
19388 equality or compatibility before calling operand_equal_p.
19389 * fold-const.c (operand_equal_p): Check equivalence of
19390 integer constants before bailing out due to signedness or
19391 precision differences.
19392 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
19393 spurious differences in type qualification. Ignore types
19394 for COMPONENT_REFs at all.
19396 2008-04-17 Christian Bruel <christian.bruel@st.com>
19398 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
19399 msw_skip comparison.
19401 2008-04-16 Jakub Jelinek <jakub@redhat.com>
19404 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
19407 PR tree-optimization/35899
19408 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
19409 rather than TREE_OPERAND.
19411 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
19414 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
19415 temporary registers. Change operand predicate to general_operand.
19416 (remainderxf3): Ditto.
19418 2008-04-16 Richard Guenther <rguenther@suse.de>
19420 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
19421 * tree-affine.c (aff_combination_expand): Look through some
19424 2008-04-15 Doug Kwan <dougkwan@google.com>
19426 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
19428 * tree-pretty-print.c (dump_generic_node): Ditto.
19429 * final.c (output_addr_const): Ditto.
19430 * dwarf2out.c (output_cfi): Ditto.
19431 * c-pretty-print.c (pp_c_integer_constant): Ditto.
19432 * print-rtl.c (print_rtx): Ditto.
19433 * print-tree.c (print_node_brief, print_node): Ditto.
19434 * c-common.c (match_case_to_enum_1): Ditto.
19435 * sched-vis.c (print_value): Ditto.
19436 * config/i386/i386.c (print_operand): Cast to long unsigned int
19439 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
19440 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
19441 MS Windows VirtualProtect function.
19443 2008-04-15 Jan Hubicka <jh@suse.cz>
19445 * gengtype.c (write_root): Param_is argument is OK.
19446 * expr.c (expand_expr_real_1): Update call of get_exception_*.
19447 * function.h: Include varray.h
19448 (rtl_eh): New stucture based on except.c one.
19449 (call_site_record): New forward declaration and vector type.
19450 * calls.c (emit_call_1): Do not call
19451 note_current_region_may_contain_throw.
19452 * except.c (eh_status): Remove cur_region, try_region since they are
19454 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
19455 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
19456 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
19457 Remove call_site_data_used, call_site_data_size.
19458 Turn call_site_record into vector in function.h.
19459 (note_current_region_may_contain_throw): Remove.
19460 (get_exception_pointer, get_exception_filter): Do not take struct
19461 function argument; update.
19462 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
19463 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
19464 build_post_landing_pads, dw2_build_landing_pads,
19465 sjlj_assign_call_site_values, sjlj_mark_call_sites,
19466 sjlj_emit_function_enter, sjlj_emit_function_enter,
19467 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
19468 sjlj_build_landing_pads, finish_eh_generation,
19469 remove_exception_handler_label, remove_eh_handler,
19470 maybe_remove_eh_handler, add_reachable_handler,
19471 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
19472 add_action_record, collect_one_action_chain, add_call_site,
19473 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
19474 sjlj_output_call_site_table, output_function_exception_table,
19475 * except.h (note_current_region_may_contain_throw): Remove
19476 (get_exception_pointer, get_exception_filter): Do not take struct
19478 * Makefile.in (GTFILES): Put varargs before struct function.
19480 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19482 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
19483 punt for STRING_CST.
19484 (get_constraint_for): Deal with STRING_CST here instead.
19486 2008-04-15 Richard Guenther <rguenther@suse.de>
19488 * tree-ssa-propagate.c (substitute_and_fold): Substitute
19489 statements in a basic-block with a backward walk. Do not
19490 substitute into dead statements but instead remove those.
19492 2008-04-15 Richard Guenther <rguenther@suse.de>
19494 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
19495 to zero, thus disable creation of SFTs.
19497 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19499 * tree-predcom.c (suitable_reference_p): Return false if the
19500 reference can throw.
19502 2008-04-15 Jakub Jelinek <jakub@redhat.com>
19505 * c-decl.c (finish_decl): If extern or static var has variable
19506 size, set TREE_TYPE (decl) to error_mark_node.
19508 2008-04-15 Rafael Espíndola <espindola@google.com>
19510 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
19513 2008-04-15 Richard Guenther <rguenther@suse.de>
19515 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19516 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
19517 (visit_reference_op_load): Do walk vuse-vdef chains on
19518 vn_reference_lookup.
19519 (visit_reference_op_store): But do not here.
19520 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
19521 vn_reference_lookup.
19522 (vn_lookup_with_vuses): But do so here.
19524 2008-04-14 Ian Lance Taylor <iant@google.com>
19526 * fold-const.c (fold_overflow_warning): Remove assertion.
19528 2008-04-15 Ben Elliston <bje@au.ibm.com>
19530 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
19531 temp1 local variables.
19533 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
19536 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
19537 ".text.unlikely" section as executable.
19539 2008-04-14 James E. Wilson <wilson@tuliptree.org>
19541 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19542 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
19543 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
19544 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
19545 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
19546 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
19547 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
19549 2008-04-14 Ian Lance Taylor <iant@google.com>
19551 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
19552 * fold-const.c (fold_comparison): If appropriate, test
19553 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
19554 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
19555 reassociating a pointer type.
19556 * doc/invoke.texi (Optimize Options): Document that
19557 -fstrict-overflow applies to pointer wraparound.
19559 2008-04-13 Jan Hubicka <jh@suse.cz>
19561 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
19563 2008-04-12 Andrew Pinski <pinskia@gmail.com>
19565 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
19566 we are going to "save the world".
19568 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
19570 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
19571 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
19572 operand 0 constraint, not "=".
19574 2008-04-11 James E. Wilson <wilson@tuliptree.org>
19576 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
19578 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19580 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
19581 of size of positions_needed * CHAR_BIT.
19583 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19585 PR middle-end/35897
19586 * dse.c (store_info): Change positions_needed to unsigned
19588 (lowpart_bitmask): New.
19589 (record_store): Cast to unsigned HOST_WIDE_INT for
19590 positions_needed. Assert width <= size of positions_needed *
19591 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
19592 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
19593 lowpart_bitmask to set mask.
19595 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19597 * config/bfin/constraints.md: New file.
19598 * config/bfin/bfin.md: Include it.
19599 (adddi3): Use satisfies_constraint functions instead of the old macros.
19600 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
19601 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
19602 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
19603 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
19604 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
19605 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
19606 EXTRA_CONSTRAINT): Delete.
19607 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
19608 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
19610 * config/bfin/bfin.c: Include "tm-constrs.h".
19611 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
19612 Use satisfies_constraint functions instead of the old macros.
19613 * doc/md.texi (Blackfin Constraints): Update file name reference.
19615 2008-04-11 Richard Guenther <rguenther@suse.de>
19617 PR tree-optimization/35869
19618 * tree-vrp.c (execute_vrp): Move switch statement update after
19619 jump threading. Schedule another cfg cleanup run.
19621 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
19624 * attribs.c (decl_attributes): Return early on errorneous node.
19626 2008-04-10 Oleg Ryjkov <olegr@google.com>
19628 * tree.h (struct tree_base): Added a new flag default_def_flag.
19629 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
19631 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
19633 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
19635 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19638 * pa.md: Define mode iterator P. Define mode attribute dwc.
19639 (dcacheflush): Update pattern to use iterator P and attribute dwc.
19640 (icacheflush): Likewise.
19641 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
19642 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
19644 2008-04-11 Ben Elliston <bje@au.ibm.com>
19646 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
19648 2008-04-10 Rafael Espíndola <espindola@google.com>
19650 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
19651 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
19652 (extract_range_from_expr): The same.
19654 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19656 * config/mips/mips.md (GPR2): New mode iterator.
19657 (seq): Add comment.
19658 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
19659 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
19660 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
19661 Rewrite these to take two modes, the mode of comparison and the
19662 mode of the destination.
19663 * config/mips/mips.c (mips_expand_scc): Instead of having
19664 paradoxical subreg as destination, expand "narrowing" scc if mode
19665 of comparison is SI and target is requested in DI mode.
19666 (mips_emit_int_order_test): Update comment. Make mode of
19667 comparison match CMP0 rather than TARGET. When creating inverse
19668 target use mode of TARGET.
19670 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19672 * gcov-dump.c (tag_summary): Only print summaries for the first
19673 GCOV_COUNTERS_SUMMABLE counters.
19675 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
19677 * config/i386/i386.md (absneg): New code iterator.
19678 (absnegprefix): New code attribute.
19679 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
19680 patterns using absneg code iterator.
19681 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
19682 using absneg code iterator.
19683 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
19684 *neg<mode>2 patterns using absneg code iterator.
19685 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19686 *negextendsfdf2 patterns using absneg code iterator.
19687 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
19688 *negextendsfxf2 patterns using absneg code iterator.
19689 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19690 *negextendsfdf2 patterns using absneg code iterator.
19691 * config/i386/sse.md (<code><mode>2): Macroize expander from
19692 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
19694 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
19696 * config/s390/s390.h: Remove the remains of the recent search
19697 & replace action of current_function_outgoing_args_size.
19699 2008-04-10 Ira Rosen <irar@il.ibm.com>
19701 PR tree-optimization/35821
19702 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
19703 NEW_STMT_LIST is not NULL.
19705 2008-04-09 David Edelsohn <edelsohn@gnu.org>
19708 * toplev.c (process_options): Remove -ffunction-sections debugging
19711 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
19713 PR middle-end/PR28690
19714 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
19715 than gen_rtx_fmt_ee to perform more canonicalizations.
19717 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19720 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
19722 2008-04-09 Richard Guenther <rguenther@suse.de>
19724 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
19725 (dump_function_to_file): Dump function arguments with types.
19727 2008-04-08 Richard Guenther <rguenther@suse.de>
19729 * fold-const.c (fold_widened_comparison): Do not allow
19730 sign-changes that change the result.
19732 2008-04-08 Janis Johnson <janis187@us.ibm.com>
19735 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
19736 kinds of indirect references.
19738 2008-04-08 David Edelsohn <edelsohn@gnu.org>
19740 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
19741 GNU Fortran language string.
19743 2008-04-08 Rafael Espíndola <espindola@google.com>
19745 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
19746 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
19747 * tree.h (tree_call_nonnegative_warnv_p): New.
19749 2008-04-08 Jan Hubicka <jh@suse.cz>
19751 * function.c (free_after_compilation): Clear out regno_reg_rtx
19754 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
19757 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19759 PR middle-end/PR28690
19760 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
19761 same precedence as REG_POINTER and MEM_POINTER operands.
19763 2008-04-08 Richard Guenther <rguenther@suse.de>
19765 PR middle-end/35834
19766 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
19767 for adding index to base.
19769 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
19771 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
19772 (MINGW_ENABLE_EXECUTE_STACK): New.
19773 (IN_LIBGCC2): For libgcc include windows.h file for
19774 function declarations.
19776 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
19778 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
19779 and tem2 if tem1 is not a REG or MULT.
19781 2008-04-08 Jan Hubicka <jh@suse.cz>
19783 * function.h (incomming_args): Break out of struct function.
19784 (function_subsections): Break out of struct function.
19785 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
19786 return_rtx and hard_reg_initial_vals from struct function.
19787 Kill inl_max_label_num.
19788 (current_function_pops_args, current_function_args_info,
19789 current_function_args_size, current_function_args_size,
19790 current_function_pretend_args_size,
19791 current_function_outgoing_args_size,
19792 current_function_internal_arg_pointer, current_function_return_rtx):
19793 Kill compatibility accestor macros.
19794 * builtins.c (expand_builtin_apply_args_1): Update.
19795 (expand_builtin_next_arg): Update.
19796 * df-scan.c (df_get_call_refs): Update.
19797 * dbxout.c (dbxout_function_end): Update.
19798 * dwarf2out.c (dwarf2out_switch_text_section): Update.
19799 (output_line_info): Update.
19800 (secname_for_decl): Update.
19801 (dwarf2out_var_location): Update.
19802 * function.c (free_after_compilation): Update.
19803 (assign_parm_find_stack_rtl): Update.
19804 (assign_parms): Update.
19805 (expand_dummy_function_end): Update.
19806 (expand_function_end): Update.
19807 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
19808 (expand_call): Update.
19809 (emit_library_call_value_1): Update.
19810 (store_one_arg): Update.
19811 * varasm.c (initialize_cold_section_name): Update.
19812 (unlikely_text_section): Update.
19813 (unlikely_text_section_p): Update.
19814 (assemble_start_function): Update.
19815 (assemble_end_function): Update.
19816 (default_section_type_flags): Update.
19817 (switch_to_section): Update.
19818 * integrate.c (set_decl_abstract_flags): Update.
19819 (get_hard_reg_initial_val): Update.
19820 (has_hard_reg_initial_val): Update.
19821 (allocate_initial_values): Update.
19822 * resource.c (init_resource_info): Update.
19823 * config/alpha/alpha.c (NUM_ARGS): Update.
19824 (direct_return): Update.
19825 (alpha_va_start): Update.
19826 (alpha_sa_size): Update.
19827 (alpha_initial_elimination_offset): Update.
19828 (alpha_expand_prologue): Update.
19829 (alpha_start_function): Update.
19830 (alpha_expand_epilogue): Update.
19831 (unicosmk_initial_elimination_offset):
19832 * config/alpha/alpha.md (call expander): Update.
19833 * config/s390/s390.c (s390_register_info): Update.
19834 (s390_register_info): Update.
19835 (s390_frame_info): Update.
19836 (s390_initial_elimination_offset): Update.
19837 (s390_build_builtin_va_list): Update.
19838 (s390_va_start): Update.
19839 * config/spu/spu.c (direct_return): Update.
19840 (spu_expand_prologue): Update.
19841 (spu_initial_elimination_offset): Update.
19842 (spu_build_builtin_va_list): Update.
19843 (spu_va_start): Update.
19844 * config/sparc/sparc.c (sparc_init_modes): Update.
19845 (sparc_compute_frame_size): Update.
19846 (function_value): Update.
19847 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
19848 * config/i386/i386.md (return expander): Update.
19849 * config/i386/i386.c (ix86_va_start): Update.
19850 (ix86_can_use_return_insn_p): Update.
19851 (ix86_compute_frame_layout): Update.
19852 (ix86_expand_epilogue): Update.
19853 * config/sh/sh.c (output_stack_adjust): Update.
19854 (calc_live_regs): Update.
19855 (sh_expand_prologue): Update.
19856 (sh_builtin_saveregs): Update.
19857 (sh_va_start): Update.
19858 (initial_elimination_offset): Update.
19859 (sh_allocate_initial_value): Update.
19860 (sh_function_ok_for_sibcall): Update.
19861 (sh_get_pr_initial_val): Update.
19862 * config/sh/sh.md (return expander): Update.
19863 * config/avr/avr.c (frame_pointer_required_p): UPdate.
19864 * config/crx/crx.c (crx_compute_frame): UPdate.
19865 (crx_initial_elimination_offset): UPdate.
19866 * config/xtensa/xtensa.c (compute_frame_size): Update
19867 (xtensa_builtin_saveregs): Update.
19868 (xtensa_va_start): Update.
19869 (order_regs_for_local_alloc): Update.
19870 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
19871 (xstormy16_expand_builtin_va_start): Update.
19872 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
19873 * config/m68hc11/m68hc11.md (return expanders): Update.
19874 * config/m68hc11/m68hc11.c (expand_prologue): Update.
19875 (expand_epilogue): Update.
19876 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
19877 (cris_simple_epilogue): Update.
19878 (cris_expand_prologue): Update.
19879 (cris_expand_epilogue): Update.
19880 * config/iq2000/iq2000.c (iq2000_va_start): Update.
19881 (compute_frame_size): Update.
19882 * config/mt/mt.c (mt_compute_frame_size): Update.
19883 * config/mn10300/mn10300.c (expand_prologue): Update.
19884 (expand_epilogue): Update.
19885 (initial_offset): Update.
19886 (mn10300_builtin_saveregs):
19887 * config/mn10300/mn10300.md (return expander): Update.
19888 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19889 (ia64_initial_elimination_offset): Update.
19890 (ia64_initial_elimination_offset): Update.
19891 (ia64_expand_prologue): Update.
19892 * config/m68k/m68k.md (return expander): Update.
19893 * config/rs6000/rs6000.c (rs6000_va_start): Update.
19894 (rs6000_stack_info): Update.
19895 * config/mcore/mcore.c (layout_mcore_frame): Update.
19896 (mcore_expand_prolog): Update.
19897 * config/arc/arc.c (arc_compute_frame_size): Update.
19898 * config/score/score3.c (score3_compute_frame_size): Update.
19899 * config/score/score7.c (score7_compute_frame_size): Update.
19900 * config/arm/arm.c (use_return_insn): Update.
19901 (thumb_find_work_register): Update.
19902 (arm_compute_save_reg_mask): Update.
19903 (arm_output_function_prologue): Update.
19904 (arm_output_epilogue): Update.
19905 (arm_size_return_regs): Update.
19906 (arm_get_frame_offsets): Update.
19907 (arm_expand_prologue): Update.
19908 (thumb_exit): Update.
19909 (thumb_unexpanded_epilogue): Update.
19910 (thumb1_output_function_prologue): Update.
19911 * config/pa/pa.md (return expander): Update.
19912 * config/pa/pa.c (compute_frame_size): Update.
19913 (hppa_builtin_saveregs): Update.
19914 * config/mips/mips.c (mips_va_start): Update.
19915 (mips16_build_function_stub): Update.
19916 (mips_compute_frame_info): Update.
19917 (mips_restore_gp): Update.
19918 (mips_output_function_prologue): Update.
19919 (mips_expand_prologue): Update.
19920 * config/v850/v850.c (compute_frame_size): Update.
19921 (expand_prologue): * config/mmix/mmix.c (along): update.
19922 (mmix_initial_elimination_offset): update.
19923 (mmix_reorg): update.
19924 (mmix_use_simple_return): update.
19925 (mmix_expand_prologue): update.
19926 (mmix_expand_epilogue): Update.
19927 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
19928 (emit_link_insn): Update.
19930 2008-04-08 Anatoly Sokolov <aesok@post.ru>
19932 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
19933 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
19935 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
19938 2008-04-07 Jan Hubicka <jh@suse.cz>
19940 * function.h (rtl): Rename to x_rtl.
19941 (crtl): New define.
19942 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19943 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19944 used_temp_slots avail_temp_slots, temp_slot_level,
19945 nonlocal_goto_handler_labels): Update accesstors.
19946 (rtl): New global variable.
19947 (struct function): Move some fileds to rtl_data.
19948 (get_arg_pointer_save_area): Update prototype.
19949 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19950 get_arg_pointer_save_area.
19951 * expr.c (init_expr): Update
19952 * function.c (get_frame_size): Update
19953 (assign_stack_local): Update
19954 (expand_function_end): Update.
19955 (get_art_pointer_save_area): Update
19957 * emit-rtl.c (rtl): Declare.
19958 (regno_reg_rtx): Declare.
19959 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19961 (gen_reg_rtx): Update.
19962 * varasm.c (n_deferred_constatns): Update accestor.
19963 (init_varasm_status): Do not allocate varasm_status.
19964 (force_const_mem, get_pool_size, output_constant_pool): Update.
19965 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19966 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19967 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
19968 * sparc/sparc.h (INIT_EXPANDERS): Update.
19969 * ia64/ia64.h (INIT_EXPANDERS): Update.
19971 2008-04-07 James E. Wilson <wilson@tuliptree.org>
19973 * reload.c (push_secondary_reload): Add missing break to for loop.
19975 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
19977 PR middle-end/PR28690
19978 * rtlanal.c: Update copyright years.
19979 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
19980 as REG_POINTER and MEM_POINTER operands.
19981 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
19982 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
19983 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
19984 * gcse.c: Update copyright years.
19985 (pre_delete): Call gen_reg_rtx_and_attrs.
19986 (hoist_code): Likewise.
19987 (build_store_vectors): Likewise.
19988 (delete_store): Likewise.
19989 * loop-invariant.c (move_invariant_reg): Likewise.
19990 Update copyright years.
19992 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
19994 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
19995 control string instead of quoted.
19997 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19999 * doc/rtl.texi: Rewrite of subreg section.
20001 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
20004 * config/i386/i386.c (legitimize_pic_address): Add treating
20005 of dllimport SYM_REF's.
20006 (legitimize_dllimport_symbol): Add prototype.
20008 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20010 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
20011 reference in constructor with non self-referential type.
20013 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20015 Removal of Return with Depressed Stack Pointer support
20016 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
20017 (ECF_SP_DEPRESSED): Likewise.
20018 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
20019 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
20020 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20021 (expand_call): Do not test ECF_SP_DEPRESSED.
20022 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20023 * function.c (keep_stack_depressed): Delete.
20024 (handle_epilogue_set): Likewise.
20025 (update_epilogue_consts): Likewise.
20026 (emit_equiv_load): Likewise.
20027 (thread_prologue_and_epilogue_insns): Remove support for Return with
20028 Depressed Stack Pointer.
20029 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20031 2008-04-06 Richard Guenther <rguenther@suse.de>
20033 PR tree-optimization/35400
20034 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
20035 information from SSA_NAMEs.
20037 2008-04-06 Anatoly Sokolov <aesok@post.ru>
20039 * config/avr/avr.h (avr_mega_p): Remove declaration.
20040 (AVR_MEGA): Remove macro.
20041 * config/avr/avr.c (avr_mega_p): Remove variable.
20042 (avr_override_options): Remove inicializion of avr_mega_p.
20043 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20044 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20045 (avr_jump_mode): (Ditto.).
20046 (avr_output_progmem_section_asm_op): (Ditto.).
20047 (avr_asm_init_sections): (Ditto.).
20048 (avr_asm_init_sections): (Ditto.).
20049 (avr_rtx_costs): (Ditto.).
20050 * config/avr/avr.md: (Ditto.).
20051 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
20054 2008-04-06 Richard Guenther <rguenther@suse.de>
20056 PR tree-optimization/35842
20057 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
20058 is_gimple_invariant_address.
20060 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20062 * gcc.c (default_compilers): Sync Fortran extensions list with
20063 that in fortran/lang-specs.h.
20064 * doc/invoke.texi: Likewise.
20065 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
20066 * dwarf2out.c (gen_compile_unit_die): Likewise.
20068 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
20070 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
20072 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
20075 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
20076 attribute is used for nested functions.
20078 2008-04-05 Jan Hubicka <jh@suse.cz>
20080 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
20082 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
20084 (dump_files): Update.
20085 (enable_rtl_dump_file): Do not accept letter argument.
20086 * tree-pass.h (dump_file_info): Remove letter argument.
20087 * toplev.c (decode_d_option): Update -da handling.
20088 * toplev.h (enable_rtl_dump_file): Update prototype.
20089 * passes.c (register_one_dump_file): Do not accept IPA argument; work
20090 it out based on pass type.
20091 (register_dump_files_1): Likewise.
20092 (init_optimization_passes): Update register_one_dump_file calls.
20093 (execute_one_pass): Sanity check that IPA passes are called at IPA
20094 level and RTL passes at RTL level.
20095 (execute_pass_list): IPA pass can not be after or subpass of
20097 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
20098 disallov RTL subpasses of IPA subpasses.
20100 2008-04-05 Ben Elliston <bje@au.ibm.com>
20102 * tree-cfg.c (need_fake_edge_p): Return false for calls to
20103 builtins that return exactly once and do not throw. Cache call to
20106 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
20108 PR rtl-optimization/34916
20109 PR middle-end/35519
20110 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
20111 between instruction pairs.
20113 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
20115 * doc/invoke.texi: Document -mbitops for SH.
20116 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
20117 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
20118 * config/sh/sh.c (print_operand): Add %t operand code.
20119 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
20120 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
20121 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
20122 (extendqihi2): Likewise.
20123 (movqi_i): Likewise.
20124 (insv): Use bset, bclr and bst instructions for SH2A if possible.
20125 (extv): Use bld instruction for SH2A if possible.
20127 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
20128 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
20129 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
20130 (bset.b, bclr.b): Define peepholes.
20131 * config/sh/sh.opt (mbitops): New option.
20133 2008-04-04 Janis Johnson <janis187@us.ibm.com>
20136 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
20137 and view convert expression.
20139 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20142 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
20144 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
20146 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
20148 * config/i386/cpuid.h (bit_AES): New.
20149 (bit_PCLMUL): Likewise.
20151 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
20152 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
20153 SSE2 if AES or PCLMUL is enabled.
20154 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
20155 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20156 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
20157 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
20158 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
20159 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
20160 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20161 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
20162 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
20163 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
20164 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
20165 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
20166 __builtin_ia32_aeskeygenassist128 and
20167 __builtin_ia32_pclmulqdq128.
20168 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
20169 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
20170 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
20172 * config/i386/i386.h (TARGET_AES): New.
20173 (TARGET_PCLMUL): Likewise.
20174 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
20176 * config/i386/i386.md (UNSPEC_AESENC): New.
20177 (UNSPEC_AESENCLAST): Likewise.
20178 (UNSPEC_AESDEC): Likewise.
20179 (UNSPEC_AESDECLAST): Likewise.
20180 (UNSPEC_AESIMC): Likewise.
20181 (UNSPEC_AESKEYGENASSIST): Likewise.
20182 (UNSPEC_PCLMUL): Likewise.
20184 * config/i386/i386.opt (maes): New.
20185 (mpclmul): Likewise.
20187 * config/i386/sse.md (aesenc): New pattern.
20188 (aesenclast): Likewise.
20189 (aesdec): Likewise.
20190 (aesdeclast): Likewise.
20191 (aesimc): Likewise.
20192 (aeskeygenassist): Likewise.
20193 (pclmulqdq): Likewise.
20195 * config/i386/wmmintrin.h: New.
20197 * doc/extend.texi: Document AES and PCLMUL built-in function.
20199 * doc/invoke.texi: Document -maes and -mpclmul.
20201 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
20203 * function.c (free_after_parsing): Replace with
20204 cxx_push_function_context from C++ front-end.
20205 (allocate_struct_function): Don't call langhook.
20206 * langhooks.h (struct lang_hooks_for_functions): Delete.
20207 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
20209 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
20210 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
20211 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
20212 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
20213 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
20214 remove LANG_HOOKS_FUNCTION_INITIALIZER.
20215 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
20217 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
20218 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
20220 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20223 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
20226 2008-04-04 Richard Guenther <rguenther@suse.de>
20228 PR middle-end/35823
20229 * fold-const.c (optimize_minmax_comparison): Use the correct
20230 type for the constant in the simplified comparison.
20232 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
20234 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
20235 Pass L2 size as "--param l2-cache-size" to the compiler.
20236 (decode_l2_cache): New function to decode L2 cache parameters using
20237 0x8000006 extended cpuid function.
20238 (detect_caches_amd): Determine parameters of L2 cache using
20239 decode_l2_caches function.
20240 (decode_caches_intel): Decode L2 cache parameters.
20241 (detect_caches_intel): Determine L2 cache parameters using
20242 decode_caches_intel and decode_l2_caches functions.
20244 2008-04-03 Bob Wilson <bob.wilson@acm.org>
20246 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
20247 secondary input reload for subword loads from the constant pool.
20249 2008-04-03 Janis Johnson <janis187@us.ibm.com>
20252 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
20253 constants of the appropriate size for runtime calculations.
20256 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
20257 decimal-float literal constant zero.
20259 2008-04-03 Jakub Jelinek <jakub@redhat.com>
20262 * c-parser.c (c_parser_omp_atomic): Call
20263 default_function_array_conversion on the RHS.
20265 PR middle-end/35818
20266 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
20267 call is_variable_sized if decl has incomplete type.
20269 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
20271 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
20273 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
20275 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
20277 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
20278 (sgt<u>): Merge sgt and sgtu into new expander.
20279 (sgt, sgtu): Remove expanders.
20280 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
20281 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
20282 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
20283 *sgtu_<mode>_mips16 into new pattern.
20284 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
20285 (sge<u>): Merge sge and sgeu into new expander.
20286 (sge, sgeu): Remove expanders.
20287 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
20289 (*sge_<mode>, second *sge_<mode>): Remove patterns.
20290 (slt<u>): Merge slt and sltu into new expander.
20291 (slt, sltu): Remove expanders.
20292 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
20293 (*slt_<mode>, *sltu_<mode>): Remove patterns.
20294 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
20295 *sltu_<mode>_mips16 into new pattern.
20296 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
20297 (sle<u>): Merge sle and sleu into new expander.
20298 (sle, sleu): Remove expanders.
20299 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
20300 (*sle_<mode>, *sleu_<mode>): Remove patterns.
20301 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
20302 *sleu_<mode>_mips16 into new pattern.
20303 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
20305 2008-04-03 Jan Hubicka <jh@suse.cz>
20307 PR tree-optimization/35795
20308 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
20309 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20310 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
20311 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
20312 * score/score3.c (score3_output_mi_thunk): Likewise.
20313 * score/score7.c (score7_output_mi_thunk): Likewise.
20314 * mips/mips.c (mips_output_mi_thunk): Likewise.
20316 2008-04-03 Richard Guenther <rguenther@suse.de>
20318 * tree-vrp.c (extract_range_from_unary_expr): Handle all
20319 conversions. Simplify code.
20321 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
20323 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
20325 2008-04-03 Tom Tromey <tromey@redhat.com>
20326 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20328 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20329 * config/bfin/t-bfin-linux (generated_files): Add
20330 linux-sysroot-suffix.h.
20331 * doc/install.texi (Prerequisites): Require make 3.80.
20332 * doc/sourcebuild.texi (Front End Directory): Document new
20334 * Makefile.in (generated_files): New variable.
20335 (ALL_HOST_OBJS): New variable.
20336 ($(ALL_HOST_OBJS)): New target.
20338 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20340 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
20341 (remap_block): Call id->transform_lang_insert_block instead
20343 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
20344 Set id.transform_lang_insert_block to NULL.
20345 (clone_body): Move to cp/optimize.c
20346 * tree-inline.h (struct copy_body_data): Change
20347 transform_lang_insert_block to function pointer.
20348 (copy_generic_body, copy_decl_no_change): Export.
20349 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
20350 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
20351 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
20353 * c-tree.h (insert_block): Kill.
20354 * c-decl.c (insert_block): Kill.
20356 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20358 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20359 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20360 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
20362 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
20363 argument, call {push,pop}_function_context from here.
20364 * c-parser.c: Use c_{push,pop}_function_context.
20366 * function.c (push_function_context_to): Move meat ...
20367 (push_function_context): ... here. Simplify.
20368 * function.c (pop_function_context_from): Move meat ...
20369 (pop_function_context): ... here. Simplify.
20370 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
20372 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20373 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20374 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
20375 * tree.h (push_function_context_to, pop_function_context_from): Remove.
20377 2008-04-03 Ben Elliston <bje@au.ibm.com>
20379 * expmed.c (extract_force_align_mem_bit_field): Remove.
20381 2008-04-03 Richard Guenther <rguenther@suse.de>
20383 PR middle-end/35800
20384 * expr.h (try_casesi): Adjust prototype.
20385 * expr.c (try_casesi): Take fallback label as extra parameter.
20386 Use that for gen_casesi if default_label is NULL.
20387 * stmt.c (expand_case): Pass fallback label to try_casesi,
20388 make sure to fill gaps with a fallback label if default_label
20391 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
20394 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
20396 2008-04-03 Ben Elliston <bje@au.ibm.com>
20398 * expmed.c (extract_split_bit_field): Remove if (0) code.
20399 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
20400 (do_ds_constraint): Likewise.
20402 2008-04-02 Joseph Myers <joseph@codesourcery.com>
20404 * doc/cppopts.texi (-dU): Document.
20405 * c-common.h (flag_dump_macros): Update comment.
20406 * c-opts.c (handle_OPT_d): Handle -dU.
20407 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
20408 dump_queued_macros, cb_used_define, cb_used_undef): New.
20409 (init_pp_output): Handle -dU.
20410 (cb_line_change): Call dump_queued_macros.
20411 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
20413 2008-04-02 Anatoly Sokolov <aesok@post.ru>
20415 * config/avr/predicates.md (io_address_operand): New predicate.
20416 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
20417 * config/avr/avr.c (avr_io_address_p): Remove function.
20418 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
20419 'avr_io_address_p' function.
20420 (out_movhi_r_mr): (Ditto.).
20421 (out_movqi_mr_r): (Ditto.).
20422 (out_movhi_mr_r): (Ditto.).
20423 (avr_address_cost): (Ditto.).
20425 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
20427 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
20428 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
20429 in 32bit mode when XMM registers are available to avoid store
20431 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
20432 corresponding post-reload splitters.
20434 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20436 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
20437 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
20438 __builtin_ia32_roundss.
20439 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
20440 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
20441 __builtin_ia32_roundss.
20442 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
20443 IX86_BUILTIN_SHUFPD here.
20445 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20447 * config/i386/i386.md (plogic): New.
20448 (plogicprefix): Likewise.
20450 * config/i386/mmx.md (mmx_<code><mode>3): New.
20451 (mmx_and<mode>3): Removed.
20452 (mmx_ior<mode>3): Likewise.
20453 (mmx_xor<mode>3): Likewise.
20455 * config/i386/sse.md (<code><mode>3): New.
20456 (*<code><mode>3): Likewise.
20457 (*<code><mode>3): Likewise.
20458 (<code><mode>3): Likewise.
20459 (*sse_<code><mode>3): Likewise.
20460 (*sse2_<code><mode>3): Likewise.
20461 (<code>tf3): Likewise.
20462 (*<code>tf3): Likewise.
20463 (and<mode>3): Likewise.
20464 (*and<mode>3): Likewise.
20465 (ior<mode>3): Removed.
20466 (*ior<mode>3): Likewise.
20467 (xor<mode>3): Likewise.
20468 (*xor<mode>3): Likewise.
20469 (*and<mode>3): Likewise.
20470 (*ior<mode>3): Likewise.
20471 (*xor<mode>3): Likewise.
20472 (and<mode>3): Likewise.
20473 (*sse_and<mode>3): Likewise.
20474 (*sse2_and<mode>3): Likewise.
20475 (andtf3): Likewise.
20476 (*andtf3): Likewise.
20477 (ior<mode>3): Likewise.
20478 (*sse_ior<mode>3): Likewise.
20479 (*sse2_ior<mode>3): Likewise.
20480 (iortf3): Likewise.
20481 (*iortf3): Likewise.
20482 (xor<mode>3): Likewise.
20483 (*sse_xor<mode>3): Likewise.
20484 (*sse2_xor<mode>3): Likewise.
20485 (xortf3): Likewise.
20486 (*xortf3): Likewise.
20488 2008-04-02 Richard Guenther <rguenther@suse.de>
20490 PR tree-optimization/14495
20491 PR tree-optimization/34793
20492 * tree-vrp.c (struct switch_update): New structure.
20493 (to_remove_edges, to_update_switch_stmts): New VECs.
20494 (simplify_switch_using_ranges): New function. Remove not taken
20495 case labels and edges.
20496 (simplify_stmt_using_ranges): Call it.
20497 (identify_jump_threads): Mark edges we have queued for removal
20498 so we don't thread them.
20499 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
20501 * tree-cfg.c (group_case_labels): Deal with missing default label.
20502 (tree_verify_flow_info): Allow missing default label.
20503 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
20504 (emit_case_nodes): Likewise.
20505 (expand_case): Do not rely on the default label to be present.
20506 * expr.c (try_casesi): Deal with NULL default_label.
20507 (do_tablejump): Likewise.
20509 2008-04-02 Richard Guenther <rguenther@suse.de>
20511 PR tree-optimization/14495
20512 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
20513 SWITCH_EXPR here ...
20514 (vrp_visit_switch_stmt): ... but here (new function).
20515 (find_case_label_index): New helper function.
20516 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
20518 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20520 * fwprop.c: Fix ISO-C99ism.
20522 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20525 * Makefile.in (objdir): Set it here.
20526 * configure.ac: Not here. Find dynamic linker characteristics.
20527 * exec-tool.in: Use them.
20528 * aclocal.m4: Regenerate.
20529 * configure: Regenerate.
20531 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20533 * expr.c (expand_var): Delete it.
20534 * expr.h (expand_var): Delete prototype.
20535 * function.c (expand_function_start): Use expand_decl instead.
20536 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
20539 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
20541 PR rtl-optimization/35542
20542 * fwprop.c (forward_propagate_and_simplify): Replace
20543 loc_reg_mentioned_in_p with reg_mentioned_p.
20545 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20547 PR rtl-optimization/35281
20548 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
20549 (propagate_rtx_1): Handle PR_HANDLE_MEM.
20550 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
20551 (varying_mem_p): Move above propagate_rtx.
20552 (all_uses_available_at): Do not check MEMs.
20554 2008-04-02 Rafael Espíndola <espindola@google.com>
20556 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
20557 (register_edge_assert_for_2): Split the cond argument.
20558 (register_edge_assert_for_1): Adjust for the change in
20559 register_edge_assert_for_2.
20560 (register_edge_assert_for): Split the cond argument.
20561 (find_switch_asserts): Adjust for the change in
20562 register_edge_assert_for.
20564 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
20566 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
20567 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
20568 offsets for 64-bit mingw.
20569 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
20570 abi for x86_64-pc-mingw.
20572 2008-04-02 Richard Guenther <rguenther@suse.de>
20574 * tree-vrp.c (extract_range_from_assert): Make sure to not
20575 produce range min/max with TREE_OVERFOW set.
20576 If merging a anti-range and a range keep the anti-range if
20577 the range covers all values of the type.
20578 (register_edge_assert_for_2): Only allow sign-changing
20579 conversions in detecting canonical range checks. Also
20580 register an assert for the unsigned name if useful.
20582 PR tree-optimization/35787
20583 * tree-vrp.c (vrp_val_max): New function.
20584 (vrp_val_min): Likewise.
20585 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
20586 (vrp_val_is_min): Likewise.
20587 (supports_overflow_infinity): Use vrp_val_{min,max}.
20588 (negative_overflow_infinity): Likewise.
20589 (positive_overflow_infinity): Likewise.
20590 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
20591 (is_positive_overflow_infinity): Likewise.
20592 (is_overflow_infinity): Likewise.
20593 (avoid_overflow_infinity): Use vrp_val_{min,max} and
20594 vrp_val_is_{min,max}.
20595 (set_and_canonicalize_value_range): Canonicalize anti-ranges
20596 to ranges if possible. Avoid empty ranges.
20598 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20600 PR middle-end/35705
20601 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
20602 the expression is a function address.
20604 2008-04-01 George Helffrich <george@gcc.gnu.org>
20606 PR fortran/35154, fortran/23057
20607 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
20608 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
20609 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
20610 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
20612 (dbxout_syms): Check for COMMON-based symbol and wrap in
20613 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
20614 in bracket for efficiency.
20616 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
20617 using DW_TAG_common_block + member offset.
20618 (add_pubname_string): New function.
20619 (dw_expand_expr): New function to find block name and offset for
20621 (common_check): New function to check whether symbol in Fortran COMMON.
20622 (gen_variable_die): If COMMON, use DW_TAG_common_block.
20624 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
20627 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
20629 2008-04-02 Ben Elliston <bje@au.ibm.com>
20631 * config/v850/v850.md (casesi): Remove if (0) code.
20632 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
20633 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
20635 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
20637 * config/i386/i386.md (rex64suffix): New mode attribute.
20638 (floathi<mode>2): Disable expander for SSE math.
20639 (*floathi<mode>2_1): New insn insn_and_split pattern.
20640 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
20641 corresponding post-reload splitters.
20642 (*floathi<mode>2_i387): New macroized insn pattern.
20643 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
20644 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
20645 insn_and_split pattern.
20646 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
20647 New macroized instruction patterns and corresponding post-reload
20649 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
20650 and corresponding post-reload splitters.
20651 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
20652 New macroized instruction patterns.
20653 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
20654 macroized instruction patterns and corresponding post-reload splitters.
20655 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
20656 corresponding post-reload splitters.
20657 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
20658 New macroized instruction patterns.
20659 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
20660 corresponding post-reload splitters.
20661 (*floatsi<mode>2_i387): New macroized instruction patterns.
20663 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
20665 * config/i386/i386.md (smaxmin): New.
20666 (umaxmin): Likewise.
20667 (maxminiprefix): Likewise.
20668 (maxminfprefix): Likewise.
20669 (<code><mode>3): Likewise.
20670 (smin<mode>3): Removed.
20671 (smax<mode>3): Likewise.
20673 * config/i386/mmx.md (mmx_<code>v2sf3): New.
20674 (mmx_<code>v4hi3): Likewise.
20675 (mmx_<code>v8qi3): Likewise.
20676 (mmx_smaxv2sf3): Removed.
20677 (mmx_sminv2sf3): Likewise.
20678 (mmx_umaxv8qi3): Likewise.
20679 (mmx_smaxv4hi3): Likewise.
20680 (mmx_uminv8qi3): Likewise.
20681 (mmx_sminv4hi3): Likewise.
20683 * config/i386/sse.md (<addsub><mode>3): New.
20684 (*<addsub><mode>3): Likewise.
20685 (<sse>_vm<addsub><mode>3): Likewise.
20686 (<maxmin><mode>3): Likewise.
20687 (*<maxmin><mode>3_finite): Likewise.
20688 (*<maxmin><mode>3): Likewise.
20689 (<sse>_vm<maxmin><mode>3): Likewise.
20690 (sse3_h<addsub>v4sf3): Likewise.
20691 (sse3_h<addsub>v2df3): Likewise.
20692 (<maxmin>v16qi3): Likewise.
20693 (*<maxmin>v16qi3): Likewise.
20694 (<maxmin>v8hi3): Likewise.
20695 (*<maxmin>v8hi3): Likewise.
20696 (*sse4_1_<maxmin><mode>3): Likewise.
20697 (*sse4_1_<maxmin><mode>3): Likewise.
20698 (add<mode>3): Removed.
20699 (*add<mode>3): Likewise.
20700 (<sse>_vmadd<mode>3): Likewise.
20701 (sub<mode>3): Likewise.
20702 (*sub<mode>3): Likewise.
20703 (<sse>_vmsub<mode>3): Likewise.
20704 (smin<mode>3): Likewise.
20705 (*smin<mode>3_finite): Likewise.
20706 (*smin<mode>3): Likewise.
20707 (<sse>_vmsmin<mode>3): Likewise.
20708 (smax<mode>3): Likewise.
20709 (*smax<mode>3_finite): Likewise.
20710 (*smax<mode>3): Likewise.
20711 (<sse>_vmsmax<mode>3): Likewise.
20712 (sse3_haddv4sf3): Likewise.
20713 (sse3_haddv2df3): Likewise.
20714 (sse3_hsubv4sf3): Likewise.
20715 (sse3_hsubv2df3): Likewise.
20716 (umaxv16qi3): Likewise.
20717 (*umaxv16qi3): Likewise.
20718 (smaxv8hi3): Likewise.
20719 (*smaxv8hi3): Likewise.
20720 (*sse4_1_smax<mode>3): Likewise.
20721 (*sse4_1_umax<mode>3): Likewise.
20722 (uminv16qi3): Likewise.
20723 (*uminv16qi3): Likewise.
20724 (sminv8hi3): Likewise.
20725 (*sminv8hi3): Likewise.
20726 (*sse4_1_smin<mode>3): Likewise.
20727 (*sse4_1_umin<mode>3): Likewise.
20729 2008-04-01 Rafael Espíndola <espindola@google.com>
20731 * tree-cfg.c (verify_expr): remove in_phi.
20732 (verify_stmt): Don't call walk_tree with verify_expr. Use
20733 is_gimple_min_invariant instead of is_gimple_val.
20735 2008-04-01 Joseph Myers <joseph@codesourcery.com>
20737 * doc/include/gpl_v3.texi: Update for manpage generation.
20738 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
20740 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
20741 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
20742 gpl_v3.texi instead of gpl.texi.
20745 2008-04-01 Jakub Jelinek <jakub@redhat.com>
20748 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
20750 2008-04-01 Rafael Espíndola <espindola@google.com>
20752 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
20753 (extract_code_and_val_from_cond): Use
20754 extract_code_and_val_from_cond_with_ops.
20756 2008-04-01 Jan Hubicka <jh@suse.cz>
20758 * function.c (free_after_compilation): Free epilogue_delay_list.
20759 (prepare_function_start): Assert that previous compilation was freed.
20761 2008-04-01 Jan Hubicka <jh@suse.cz>
20762 Jim Wilson <wilson@tuliptree.org>
20763 Andreas Tobler <andreast@gcc.gnu.org>
20765 PR middle-end/35781
20766 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
20767 rtl.emit instead cfun->emit.
20768 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
20769 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
20771 2008-04-01 Ben Elliston <bje@au.ibm.com>
20773 * doc/c-tree.texi (Function Basics): Fix grammatical error.
20775 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
20777 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
20779 (fprofile-use): Add var flag_profile_use
20780 * coverage.c (coverage_begin_output): Do not open a gcno file for
20781 output only if -ftest-coverage is set.
20782 Do not add getpwd() to gcda file path.
20783 (build_gcov_info): Check the new flag
20784 flag_profile_datafile_relative_path.
20785 (coverage_init): Use profile_data_prefix.
20786 Read profile counter only if flag_profile_use is set.
20787 * opts.c (common_handle_option): New option fprofile-use=,
20788 fprofile-dir=, fprofile-generate=.
20789 * toplev.c (profile_data_prefix): New variable definition.
20790 * toplev.h (profile_data_prefix): New declaration.
20791 * doc/invoke.tex (Option Summary, Optimization Options):
20794 2008-03-31 James E. Wilson <wilson@tuliptree.org>
20796 * varasm.c (output_constant_pool_1): In LABEL_REF check,
20797 use tmp consistently.
20800 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
20801 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20802 UNSPEC_FR_RECIP_APPROX_RES.
20803 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
20805 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
20808 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
20810 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
20812 PR middle-end/30186
20813 * fold-const.c (fold_indirect_ref_1): Support accessing non first
20814 element of the vector via a pointer.
20816 2008-03-31 Ian Lance Taylor <iant@google.com>
20818 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
20820 2008-03-31 Jan Hubicka <jh@suse.cz>
20822 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20823 get_arg_pointer_save_area.
20824 * expr.c (init_expr): Just clear out rtl.expr.
20825 * function.c (free_after_compilation): Clear out whole RTL structure.
20826 (get_func_frame_size): Merge into ...
20827 (get_frame_size): ... this one.
20828 (assign_stack_local_1): Merge into ...
20829 (assign_stack_local): ... this one.
20830 (expand_function_end): Update call of get_arg_pointer_save_area.
20831 (get_art_pointer_save_area): Remove cfun argument.
20832 * function.h (emit_status): regno_pointer_align does not need length
20833 attribute. Move x_regno_reg_rtx to ...
20834 (regno_reg_rtx): ... new global array.
20835 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
20836 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
20837 apply_args_value, forced_labels, stack_pointer_delta):
20839 (struct varasm_status): Move here from varasm.c
20840 (struct rtl_data): New. Move here some fields from struct function.
20841 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20842 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20843 used_temp_slots avail_temp_slots, temp_slot_level,
20844 nonlocal_goto_handler_labels): Update accesstors.
20845 (rtl): New global variable.
20846 (struct function): Move some fileds to rtl_data.
20847 (get_arg_pointer_save_area): Update prototype.
20848 * emit-rtl.c (rtl): Declare.
20849 (regno_reg_rtx): Declare.
20850 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20852 (gen_reg_rtx): Update.
20853 (init_virtual_regs): Do not tate emit_status argument.
20854 (init_emit): Do not allocate emit.
20855 * varasm.c (varasm_statuc): Move to function.h.
20856 (n_deferred_constatns): Update accestor.
20857 (init_varasm_status): Do not allocate varasm_status.
20858 (force_const_mem, get_pool_size, output_constant_pool): Update.
20859 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20860 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20862 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
20864 PR rtl-optimization/35729
20865 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
20868 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
20871 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
20872 load/store if memory is unaligned.
20873 (*movti_rex64): Likewise.
20875 * config/i386/predicates.md (misaligned_operand): New.
20877 2008-03-31 Andrew Pinski <pinskia@gmail.com>
20880 * tree-ssa-phiopt.c (conditional_replacement): Return early for
20883 2008-03-31 Jan Beulich <jbeulich@novell.com>
20885 * config/ia64/constraints.md: Add 'j' constraint.
20886 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
20887 (movdi_internal): Likewise.
20889 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
20892 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
20894 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
20897 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
20898 proper error message for the third argument on blendpd and
20901 * config/i386/sse.md (blendbits): New.
20902 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
20904 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
20906 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
20908 2008-03-30 Richard Guenther <rguenther@suse.de>
20910 PR middle-end/31023
20911 * fold-const.c (fold_sign_changed_comparison): Do leave
20912 conversions to base-types alone.
20914 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
20916 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
20917 the link register if one altivec register is be saved.
20919 2008-03-30 Ben Elliston <bje@au.ibm.com>
20921 * final.c (final_scan_insn): Remove if (0) code.
20923 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
20925 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
20927 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
20929 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
20930 of V4SFmode to ix86_binary_operator_ok.
20932 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
20934 * config/i386/i386.c (override_options): Initialize
20935 ix86_veclib_handler to ix86_veclibabi_svml when
20936 -mveclibabi=svml is used.
20937 (ix86_veclibabi_svml): New function for SVML ABI style
20938 vectorization support.
20939 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
20941 2008-03-28 Rafael Espíndola <espindola@google.com>
20943 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
20944 (tree_binary_nonnegative_warnv_p): Make it public.
20945 (tree_single_nonnegative_warnv_p): Make it public.
20946 (tree_invalid_nonnegative_warnv_p): Make it public.
20947 (tree_unary_nonzero_warnv_p): Make it public.
20948 (tree_binary_nonzero_warnv_p): Make it public
20949 (tree_single_nonzero_warnv_p): Make it public.
20950 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
20951 (extract_range_from_binary_expr): Split the expr argument.
20952 (extract_range_from_unary_expr): Split the expr argument.
20953 (extract_range_from_comparison): Split the expr argument.
20954 (extract_range_from_expr): Use the new aux functions.
20955 (vrp_evaluate_conditional_warnv): Use
20956 vrp_evaluate_conditional_warnv_with_ops.
20957 * tree.h (tree_unary_nonzero_warnv_p): Declare.
20958 (tree_binary_nonzero_warnv_p): Declare.
20959 (tree_single_nonzero_warnv_p): Declare.
20960 (tree_expr_nonzero_warnv_p): Declare.
20961 (tree_unary_nonnegative_warnv_p): Declare.
20962 (tree_binary_nonnegative_warnv_p): Declare.
20963 (tree_single_nonnegative_warnv_p): Declare.
20964 (tree_invalid_nonnegative_warnv_p): Declare.
20966 2008-03-28 Richard Guenther <rguenther@suse.de>
20968 PR tree-optimization/30317
20969 PR tree-optimization/30911
20970 PR tree-optimization/34793
20971 * tree-vrp.c (set_and_canonicalize_value_range): New function.
20972 (struct assert_locus_d): New member EXPR.
20973 (register_new_assert_for): Add EXPR parameter to support
20974 ASSERT_EXPR <name, expr OP limit>.
20975 (register_edge_assert_for_1): Adjust callers.
20976 (find_assert_locations): Likewise.
20977 (process_assert_insertions_for): Build condition from expression.
20978 (extract_range_from_assert): Handle ASSERT_EXPRs
20979 of the form ASSERT_EXPR <name, expr OP limit>.
20980 (register_edge_assert_for_2): New helper registering
20981 asserts for comparisons. Recognize range tests of the form
20982 (unsigned)i - CST1 OP CST2.
20983 (register_edge_assert_for_1): Use it.
20984 (register_edge_assert_for): Likewise.
20985 (needs_overflow_infinity): Integer sub-types
20986 do not need overflow infinities.
20987 (vrp_val_is_max): The extreme values of integer sub-types
20988 are those of the base type.
20989 (vrp_val_is_min): Likewise.
20990 * tree.def (ASSERT_EXPR): Document extra allowed conditional
20993 2008-03-28 Nick Clifton <nickc@redhat.com>
20996 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
20997 Return GENERAL_REGS for stack adjustment reloads.
20999 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
21002 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
21003 const_vector when all the vectors are constant.
21005 2008-03-27 Bob Wilson <bob.wilson@acm.org>
21007 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
21009 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
21010 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
21012 (s<code>_sf): Use new scc_sf attribute for opcode names.
21014 2008-03-27 Tom Tromey <tromey@redhat.com>
21016 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
21017 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
21018 config/spu/t-spu-elf, config/i386/t-interix,
21019 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
21020 config/i386/x-darwin, config/i386/x-mingw32,
21021 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
21022 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
21023 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
21024 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
21025 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
21026 config/rs6000/x-darwin, config/rs6000/t-rs6000,
21027 config/score/t-score-elf, config/arm/t-strongarm-pe,
21028 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
21029 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
21030 Revert automatic dependency patch.
21032 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
21035 * config/i386/i386.c (ix86_function_arg_boundary): Align
21036 decimal floating point to its natural boundary.
21038 2008-03-27 Richard Guenther <rguenther@suse.de>
21040 PR middle-end/35716
21041 * fold-const.c (fold_comparison): Restrict distinct decl
21042 comparison folding to VAR_DECLs and PARM_DECLs. Do not
21043 solely rely on operand_equal_p.
21045 2008-03-27 Richard Guenther <rguenther@suse.de>
21048 * c-common.c (handle_weak_attribute): Reject combination of
21051 2008-03-27 Richard Guenther <rguenther@suse.de>
21053 PR tree-optimization/32810
21054 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
21055 conversions from DECL_INITIAL.
21056 (fold_const_aggregate_ref): Likewise from constructor elements.
21058 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
21060 * tree-affine.h (aff_combination_expand): Declare.
21061 (get_inner_reference_aff): Likewise.
21062 * tree-affine.c (aff_combination_expand): Split out from
21063 tree_to_aff_combination_expand.
21064 (get_inner_reference_aff): New function.
21065 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
21066 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
21067 (struct lim_aux_data): sm_done field removed.
21068 (mem_ref_loc_p, mem_ref_locs_p): New types.
21069 (struct mem_ref): Added id, stored, accesses_in_loop,
21070 indep_loop, dep_loop, indep_ref, dep_ref fields.
21071 Removed is_stored, locs and next fields.
21072 (memory_accesses): New variable.
21073 (movement_possibility): Do not allow moving statements
21074 that store to memory.
21075 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
21077 (determine_max_movement): For statements with memory references,
21078 find the outermost loop in that the reference is independent.
21079 (move_computations_stmt): Mark the virtual operands for renaming.
21080 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
21081 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
21082 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
21083 add_vop_ref_mapping, create_vop_ref_mapping_loop,
21084 create_vop_ref_mapping, analyze_memory_references,
21085 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
21086 get_all_locs_in_loop, ref_always_accessed_p,
21087 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
21088 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
21089 store_motion_loop, store_motion): New functions.
21090 (struct vop_to_refs_elt): New type.
21091 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
21092 memref_hash, memref_eq, hoist_memory_references): Rewritten.
21093 (schedule_sm): Replaced by...
21094 (execute_sm): ... this.
21095 (determine_lsm_ref, hoist_memory_references,
21096 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
21097 find_more_ref_vops, free_mem_ref, free_mem_refs,
21098 determine_lsm_loop, determine_lsm): Removed.
21099 (tree_ssa_lim_finalize): Free data structures used by store motion.
21100 (tree_ssa_lim): Call analyze_memory_references. Use
21101 store_motion instead of determine_lsm.
21103 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21105 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
21106 rename tmake_file to m68hc11/t-m68hc11.
21107 (mcore): Set inhibit_libc to true.
21108 * config.host (alpha*-dec-*vms*): Set extra_programs.
21109 (interix3*): Don't use host_xmake_file.
21110 * configure.ac: Let config.gcc override inhibit_libc.
21111 * configure: Regenerate.
21113 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
21114 * config/t-openbsd-thread: Remove commented out lines.
21116 * config/x-interix: Remove.
21118 * config/m68hc11/t-m68hc11-gas: Rename to...
21119 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
21121 * config/mcore/t-mcore: Remove T_CFLAGS.
21122 * config/mcore/t-mcore-pe: Likewise.
21124 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21126 * configure.ac: Replace custom __GNU_SOURCE test with
21127 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
21128 * aclocal.m4: Regenerate.
21129 * configure: Regenerate.
21130 * config.in: Regenerate.
21132 2008-03-27 Richard Guenther <rguenther@suse.de>
21134 * fold-const.c (target.h): Include.
21135 (fold_comparison): Fold comparison of addresses of decls
21136 that bind locally or of constants. Consolidate address folding code.
21137 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
21138 results from fold_binary_to_constant.
21139 (compare_values_warnv): Likewise.
21141 2008-03-27 Andrew Pinski <pinskia@gmail.com>
21143 PR middle-end/35429
21144 * fold-const.c (fold_truthop): Check for integeral types when folding
21145 a == 0 && b == 0 and a != 0 || b != 0 .
21147 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
21149 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
21151 2008-03-26 Andreas Schwab <schwab@suse.de>
21153 * doc/invoke.texi: Fix use of @item vs. @itemx.
21155 2008-03-26 Tom Tromey <tromey@redhat.com>
21157 * Makefile.in (build/gensupport.o, build/print-rtl.o,
21158 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
21159 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
21160 build/gencodes.o, build/genconditions.o, build/genconfig.o,
21161 build/genconstants.o, build/genemit.o, build/genextract.o,
21162 build/genflags.o, build/genmddeps.o, build/genopinit.o,
21163 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
21166 2008-03-26 Richard Guenther <rguenther@suse.de>
21169 2008-03-26 Richard Guenther <rguenther@suse.de>
21171 * fold-const.c (target.h): Include.
21172 (fold_comparison): Fold comparison of addresses of two decls
21173 that bind locally. Consolidate address folding code.
21175 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21177 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
21178 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
21179 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
21180 dconstsqrt2, dconstthird, dconste and/or dconst10.
21181 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
21182 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
21183 dconstsqrt2, dconste): Delete.
21184 (init_emit_once): Likewise. Simplify initializing dconstm1.
21186 * real.c (get_real_const): New.
21187 * real.h (dconst3, dconst10, dconstm2, dconstthird,
21188 dconstsqrt2, dconste): Delete.
21189 (real_value_const, get_real_const): New.
21191 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
21193 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
21195 * config/i386/i386.c (ix86_function_arg_boundary): Check
21196 BIGGEST_ALIGNMENT instead of 128.
21197 (setup_incoming_varargs_64): Likewise.
21199 2008-03-26 Tom Tromey <tromey@redhat.com>
21201 * Makefile.in (DEPFILES): Add missing '/'.
21203 2008-03-26 Richard Guenther <rguenther@suse.de>
21205 * fold-const.c (target.h): Include.
21206 (fold_comparison): Fold comparison of addresses of two decls
21207 that bind locally. Consolidate address folding code.
21209 2008-03-26 Nick Clifton <nickc@redhat.com>
21212 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
21213 not allow INT+INT as a legitimate addressing mode.
21215 2008-03-26 Richard Guenther <rguenther@suse.de>
21217 * tree-flow.h (widen_bitfield): Remove declaration.
21218 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
21219 (widen_bitfield): Remove function.
21220 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
21223 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
21226 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
21229 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
21231 PR rtl-optimization/35232
21232 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
21233 (forget_old_reloads_1, forget_marked_reloads): Don't clear
21234 reg_reloaded_call_part_clobbered here.
21235 (reload_regs_reach_end_p): New function.
21236 (reload_reg_rtx_for_input): New variable.
21237 (reload_reg_rtx_for_output): Likewise.
21238 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
21239 when reassigning a pseudo register. Load reloadreg from
21240 reload_reg_rtx_for_input, moving the mode and register
21242 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
21243 instead of the original when deciding whether an input reload
21244 would be a no-op or whether an output reload can be deleted.
21245 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
21246 when setting up new_spill_reg_store. Load it from
21247 reload_reg_rtx_for_output, moving the mode and register
21249 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
21250 instead of the original when deciding whether an output reload
21251 would be a no-op. Do the same when modifying insn notes.
21252 Use rtx_equal_p instead of == to compare the registers.
21253 (inherit_piecemeal_p): Take a mode and two register numbers
21255 (emit_reload_insns): Clear new_spill_reg_store for every hard
21256 register in the reload register. Remove spill registers
21257 from reg_reloaded_valid before considering whether to record
21258 inheritance information for them. Use reload_reg_rtx_for_output
21259 instead of reg_rtx when recording output reloads. Use
21260 reload_reg_rtx_for_input instead of reg_rtx when recording
21261 input reloads. Set or clear reg_reloaded_call_part_clobbered
21262 at the same time as setting reg_reloaded_valid.
21263 (delete_output_reload): Add a new_reload_reg parameter and use it
21264 instead of rld[j].reg_rtx.
21265 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
21268 2008-03-25 Tom Tromey <tromey@redhat.com>
21270 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
21271 (build/genattr.o): Likewise.
21272 (build/genattrtab.o): Likewise.
21273 (build/gencodes.o): Likewise.
21274 (build/genconfig.o): Likewise.
21275 (build/genconstants.o): Likewise.
21276 (build/genemit.o): Likewise.
21277 (build/genextract.o): Likewise.
21278 (build/genflags.o): Likewise.
21280 2008-03-25 Bob Wilson <bob.wilson@acm.org>
21282 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
21283 instead of size_int for integer types.
21284 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
21285 to match type of MINUS_EXPR.
21287 2008-03-25 Tom Tromey <tromey@redhat.com>
21289 * configure: Rebuilt.
21290 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
21293 2008-03-25 Tom Tromey <tromey@redhat.com>
21295 * config/x-solaris (host-solaris.o): Update.
21296 * config/x-linux (host-linux.o): Update.
21297 * config/x-hpux (host-hpux.o): Update.
21298 * config/x-darwin (host-darwin.o): Update.
21299 * config/v850/t-v850e (v850-c.o): Update.
21300 * config/v850/t-v850 (v850-c.o): Update.
21301 * config/t-vxworks (vxworks.o): Update.
21302 * config/t-sol2 (sol2-c.o, sol2.o): Update.
21303 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
21304 * config/spu/t-spu-elf (spu-c.o): Update.
21306 * config/sh/t-symbian (sh-c.o): Update.
21307 (symbian.o): Update.
21308 * config/sh/t-sh (sh-c.o): Update.
21309 * config/score/t-score-elf (score7.o, score3.o): Update.
21310 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
21311 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
21312 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
21313 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
21314 (rs6000.o): Remove.
21315 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21316 * config/m32c/t-m32c (m32c-pragma.o): Update.
21317 * config/ia64/t-ia64 (ia64-c.o): Update.
21318 * config/i386/x-mingw32 (host-mingw32.o): Update.
21319 * config/i386/x-i386 (driver-i386.o): Update.
21320 * config/i386/x-darwin (host-i386-darwin.o): Update.
21321 * config/i386/x-cygwin (host-cygwin.o): Update.
21322 * config/i386/t-nwld (nwld.o): Update.
21323 * config/i386/t-netware (netware.o): Update.
21324 * config/i386/t-interix (winnt.o): Update.
21325 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
21326 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
21327 msformat-c.o): Update.
21328 * config/bfin/t-bfin-linux (generated_files): Add
21329 linux-sysroot-suffix.h.
21330 * config/arm/t-wince-pe (pe.o): Update.
21331 * config/arm/t-strongarm-pe (pe.o): Update.
21332 * config/arm/t-pe (pe.o): Update.
21333 * config/arm/t-arm (arm-c.o): Update.
21334 * doc/install.texi (Prerequisites): Require make 3.80.
21335 * Makefile.in: Remove .o targets.
21336 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
21337 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
21338 (simple_generated_h, simple_generated_c): Move earlier.
21339 (generated_files): New variable.
21340 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
21341 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
21342 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
21343 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
21344 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
21345 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
21346 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
21347 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
21348 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
21349 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
21350 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
21351 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
21353 (COMPILE.base, COMPILE): New variables.
21354 (%.o): New pattern rule.
21355 (ALL_HOST_OBJS): New variable.
21356 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
21357 (dummy-checksum.o, cc1-checksum.o): Remove.
21358 (DRIVER_SHLIB): New variable.
21359 (DRIVER_DEFINES): Use it.
21360 (gencondmd.c): Move out of build/.
21361 (s-conditions): Update.
21362 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
21363 (ALL_BUILD_OBJS): Likewise.
21364 (build/%.o): Use BUILDCOMPILE.
21365 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
21366 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
21367 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
21368 build/gencheck.o, build/gencodes.o, build/genconditions.o,
21369 build/genconfig.o, build/genconstants.o, build/genemit.o,
21370 build/genextract.o, build/genflags.o, build/genmddeps.o,
21371 build/genopinit.o, build/genoutput.o, build/genpeep.o,
21372 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
21373 build/gen-protos.o, build/scan.o, build/fix-header.o,
21374 build/scan-decls.o): Simplify.
21375 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
21376 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
21377 prefix.o, toplev.o): Reduce to variable setting.
21378 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
21379 ($(out_object_file), gcc-options.o): New targets.
21380 ($(ALL_HOST_OBJS)): New target. Include dependency files.
21381 * configure: Rebuilt.
21382 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
21383 * doc/sourcebuild.texi (Front End Directory): Document new variable.
21385 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
21387 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
21388 complain when we hit an error, return ERROR_MARK_NODE.
21390 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21392 * config/sh/constraints.md (Pso, Psz): New constraints.
21393 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
21394 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
21396 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21398 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
21399 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
21401 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21403 * config/sh/sh.md (prefetch): Add condition for SH2A target.
21404 (prefetch_sh2a): New.
21406 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21407 Naveen.H.S <naveen.hs@kpitcummins.com>
21409 * config/sh/constraints.md (I28): New constraint.
21410 * config/sh/sh.c (broken_move): Add support for movi20s.
21411 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
21413 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
21414 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21415 Naveen.H.S <naveen.hs@kpitcummins.com>
21417 * config/sh/sh.c (SH_ATTRIBUTES): Define.
21418 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21419 (print_operand): Handle resbank in %@ operand code.
21420 (sh_encode_section_info): New.
21421 (push_regs): Add conditions for resbank.
21422 (sh_expand_epilogue): Likewise.
21423 (sh_insert_attributes): Likewise.
21424 (sh_attribute_table): Likewise.
21425 (sh_handle_resbank_handler_attribute): New.
21426 (sh2a_handle_function_vector_handler_attribute): New.
21427 (sh2a_is_function_vector_call): New.
21428 (sh2a_get_function_vector_number): New.
21429 (sh2a_function_vector_p): New.
21430 (sh_cfun_resbank_handler_p): New.
21431 * config/sh/sh.md (calli): Emit jsr/n if possible.
21432 (calli_tbr_rel): New.
21433 (calli_pcrel): Emit jsr/n if possible.
21434 (return_i): Emit rts/n if possible.
21435 (call_valuei_tbr_rel): New.
21436 (call_valuei_pcrel): Add condition for SH2A target.
21437 (call_value): Likewise.
21438 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
21439 (sh2a_get_function_vector_number): Likewise.
21440 (sh2a_is_function_vector_call): Likewise.
21441 * doc/extend.texi: Document TBR relative addressing of SH2A.
21442 (resbank): Add description for SH2A.
21444 2008-03-24 Richard Guenther <rguenther@suse.de>
21447 * gimplify.c (gimplify_modify_expr): For frontend type-correct
21448 pointer assignments change conversions according to middle-end rules.
21449 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
21450 * configure.ac: Include type checking in yes.
21451 * configure: Regenerate.
21453 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21455 * diagnostic.c (diagnostic_count_diagnostic): Delete.
21456 (diagnostic_report_diagnostic): Update. Handle ICEs here.
21458 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
21460 * gthr-vxworks.h (UNUSED): Define.
21462 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
21464 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
21466 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
21468 * doc/extend.texi (Function Attributes): Add missing comma in the
21469 example of the "alloc_size" attribute.
21471 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
21474 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21476 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21479 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21482 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21483 of the underlying type of a MS bitfield layout to the natural
21484 alignment of the type.
21486 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21488 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21489 to their natural alignment to avoid store forwarding stalls.
21491 2008-03-22 Richard Guenther <rguenther@suse.de>
21493 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
21494 For PHI nodes verify the address is invariant.
21495 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
21496 (get_symbol_constant_value): Use is_gimple_min_invariant.
21497 (maybe_fold_stmt_indirect): Likewise.
21499 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
21501 PR rtl-optimization/33927
21502 * Makefile.in (dse.o): Depend on $(TM_P_H).
21503 * expr.h (extract_low_bits): Declare.
21504 * expmed.c (extract_low_bits): New function.
21505 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
21506 * dse.c: Include tm_p.h.
21507 (find_shift_sequence): Remove the read_reg argument and return the
21508 read value. Emit the instructions instead of returning them.
21509 Iterate on new_mode rather than calculating it each time.
21510 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
21511 source to NEW_MODE and extract_low_bits to convert the shifted
21512 value to READ_MODE.
21513 (replace_read): Allow the load and store to have different mode
21514 classes. Use extract_low_bits when SHIFT == 0. Create the shift
21515 or extraction instructions before trying the replacement. Update
21516 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
21518 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21520 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21521 to their natural alignment to avoid store forwarding stalls.
21523 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21526 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
21527 encouraging but not allowing gprs for input;
21528 change the input constraint to !f#r.
21529 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
21531 change the output constraint to !f#r.
21533 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
21536 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
21537 corresponding post-reload splitters.
21538 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
21539 when x87 FP math is selected.
21540 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
21541 New function prototype.
21542 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
21543 unreachable function to ease macroization of insn patterns.
21545 2008-03-21 Martin Jambor <mjambor@suse.cz>
21547 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
21548 reference dumps if ddr is NULL or dependence is unknown.
21550 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21552 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
21553 unsigned extension into account.
21554 (ATOMIC_COMPARE_AND_SWAP): Likewise.
21555 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
21556 Do computations on a scratch register.
21558 2008-03-21 Richard Guenther <rguenther@suse.de>
21560 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21561 Use is_gimple_min_invariant instead of TREE_INVARIANT.
21562 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
21563 * tree-ssa-dom.c (record_equality): Likewise.
21564 * tree-inline.c (copy_body_r): Likewise.
21565 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
21568 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21570 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
21571 as 'delete_unused' argument.
21573 2008-03-20 Richard Guenther <rguenther@suse.de>
21575 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21576 special casing of constant qualifiers.
21577 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
21578 care about them in general.
21579 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
21580 regardless of their type.
21581 (fold_stmt_r): Forcefully fold *& if we end up with that.
21583 2008-03-20 Paul Brook <paul@codesourcery.com>
21585 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
21586 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
21588 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
21590 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
21591 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
21593 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
21595 * common.opt (Wmudflap): New option.
21596 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
21597 (mx_register_decls): Likewise.
21598 (mudflap_finish_file): Likewise.
21599 * doc/invoke.texi: Document -Wno-mudflap.
21601 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
21603 * c-format.c (replace_format_name_to_system_name): New.
21604 (cmp_attribs): New.
21605 (convert_format_name_to_system_name): New.
21606 (decode_format_attr): Add use of convert_format_name_to_system_name.
21607 (format_types_orig): Add gnu_ prefix to names.
21608 (check_format_info_main): Special treating of \0 escaped names for
21609 supporting multi-character format specifiers as I32, I64.
21610 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
21611 (gnu_target_overrides_format_attributes): New.
21612 * c-format.h: Add structure target_ovr_attr to hold
21613 system specific formatter names.
21614 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
21615 msformat-c.o file to c_target_objs and cxx_target_objs.
21616 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21617 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
21618 (TARGET_N_FORMAT_TYPES): New.
21619 * config/i386/msformat-c.c: New.
21620 * config/i386/t-cygming: Add build rule for msformat-c.o.
21621 * doc/extend.texi: Add new format names gnu_* and ms_* and
21623 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21625 2008-03-20 Ira Rosen <irar@il.ibm.com>
21627 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
21628 optimizations turned on under -O3.
21629 (ftree-vectorize): Add that the flag is turned on with -O3.
21631 2008-03-20 Ben Elliston <bje@au.ibm.com>
21633 * regmove.c (try_auto_increment): Fix spelling error in comment.
21634 * final.c (final_scan_insn): Likewise.
21636 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
21639 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
21640 allocator preferences for "y" and "r" class registers.
21641 ("*mov<mode>_internal"): Ditto.
21642 ("*movv2sf_internal_rex64"): Ditto.
21643 ("*movv2sf_internal"): Ditto.
21645 2008-03-19 Michael Matz <matz@suse.de>
21647 PR middle-end/35616
21648 * calls.c (expand_call): Check overlap of arguments with call
21649 address for sibcalls.
21651 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21654 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21655 of the underlying type of a MS bitfield layout to the natural
21656 alignment of the type.
21658 2008-03-19 Jan Hubicka <jh@suse.cz>
21661 * toplev.c (decode_d_option): Handle all CPP flags.
21662 * tree-vrp.c: Update tree_pass descriptors.
21663 * regrename.c: Update tree_pass descriptors.
21664 * fwprop.c: Update tree_pass descriptors.
21665 * doc/invoke.texi: Remove documentation of dropped -d? flags.
21666 * tree-into-ssa.c: Update tree_pass descriptors.
21667 * tree-dump.c: Update tree_pass descriptors.
21668 * tree-complex.c: Update tree_pass descriptors.
21669 * tree-dump.h: Update tree_pass descriptors.
21670 * see.c: Update tree_pass descriptors.
21671 * cgraphbuild.c: Update tree_pass descriptors.
21672 * tracer.c: Update tree_pass descriptors.
21673 * tree-loop-distribution.c: Update tree_pass descriptors.
21674 * cgraph.c: Update tree_pass descriptors.
21675 * postreload-gcse.c: Update tree_pass descriptors.
21676 * postreload.c: Update tree_pass descriptors.
21677 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
21678 * tree-tailcall.c: Update tree_pass descriptors.
21679 * tree-pass.h (tree_opt_pass): Rename to ...
21680 (opt_pass) ... this one; add "type" field and remove letter field.
21681 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
21682 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
21683 all_lowering_passes): Update declaration.
21684 * ipa-cp.c: Update tree_pass descriptors.
21685 * final.c: Update tree_pass descriptors.
21686 * omp-low.c: Update tree_pass descriptors.
21687 * tree-ssa-dse.c: Update tree_pass descriptors.
21688 * ipa-reference.c: Update tree_pass descriptors.
21689 * tree-ssa-uncprop.c: Update tree_pass descriptors.
21690 * auto-inc-dec.c: Update tree_pass descriptors.
21691 * reorg.c: Update tree_pass descriptors.
21692 * cgraphunit.c: Update tree_pass descriptors.
21693 * tree-ssa-copyrename.c: Update tree_pass descriptors.
21694 * tree-ssa-ccp.c: Update tree_pass descriptors.
21695 * df-core.c: Update tree_pass descriptors.
21696 * mode-switching.c: Update tree_pass descriptors.
21697 * tree-nomudflap.c: Update tree_pass descriptors.
21698 * modulo-sched.c: Update tree_pass descriptors.
21699 * ipa-pure-const.c: Update tree_pass descriptors.
21700 * cse.c: Update tree_pass descriptors.
21701 * web.c: Update tree_pass descriptors.
21702 * tree-stdarg.c: Update tree_pass descriptors.
21703 * tree-ssa-math-opts.c: Update tree_pass descriptors.
21704 * tree-ssa-dom.c: Update tree_pass descriptors.
21705 * tree-nrv.c: Update tree_pass descriptors.
21706 * tree-ssa-alias.c: Update tree_pass descriptors.
21707 * loop-init.c: Update tree_pass descriptors.
21708 * gimple-low.c: Update tree_pass descriptors.
21709 * ipa-inline.c: Update tree_pass descriptors.
21710 * tree-ssa-sink.c: Update tree_pass descriptors.
21711 * global.c: Update tree_pass descriptors.
21712 * ifcvt.c: Update tree_pass descriptors.
21713 * jump.c: Update tree_pass descriptors.
21714 * predict.c: Update tree_pass descriptors.
21715 * tree-ssa-loop.c: Update tree_pass descriptors.
21716 * recog.c: Update tree_pass descriptors.
21717 * dse.c: Update tree_pass descriptors.
21718 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
21719 * tree-eh.c: Update tree_pass descriptors.
21720 * regmove.c: Update tree_pass descriptors.
21722 * function.c: Update tree_pass descriptors.
21723 * tree-vectorizer.c: Update tree_pass descriptors.
21724 * gcse.c: Update tree_pass descriptors.
21725 * ipa-type-escape.c: Update tree_pass descriptors.
21726 * tree-if-conv.c: Update tree_pass descriptors.
21727 * init-regs.c: Update tree_pass descriptors.
21728 * ipa.c: Update tree_pass descriptors.
21729 * tree-ssa-phiopt.c: Update tree_pass descriptors.
21730 * rtl-factoring.c: Update tree_pass descriptors.
21731 * lower-subreg.c: Update tree_pass descriptors.
21732 * bt-load.c: Update tree_pass descriptors.
21733 * tree-dfa.c: Update tree_pass descriptors.
21734 * except.c: Update tree_pass descriptors.
21735 * emit-rtl.c: Update tree_pass descriptors.
21736 * cfgexpand.c: Update tree_pass descriptors.
21737 * tree-cfgcleanup.c: Update tree_pass descriptors.
21738 * cfgcleanup.c: Update tree_pass descriptors.
21739 * tree-ssa-pre.c: Update tree_pass descriptors.
21740 * tree-sra.c: Update tree_pass descriptors.
21741 * tree-mudflap.c: Update tree_pass descriptors.
21742 * tree-ssa-copy.c: Update tree_pass descriptors.
21743 * cfglayout.c: Update tree_pass descriptors.
21744 * tree-ssa-forwprop.c: Update tree_pass descriptors.
21745 * tree-ssa-dce.c: Update tree_pass descriptors.
21746 * tree-ssa.c: Update tree_pass descriptors.
21747 * regclass.c: Update tree_pass descriptors.
21748 * integrate.c: Update tree_pass descriptors.
21749 * tree-optimize.c: Update tree_pass descriptors.
21750 * tree-ssa-phiprop.c: Update tree_pass descriptors.
21751 * tree-object-size.c: Update tree_pass descriptors.
21752 * combine.c: Update tree_pass descriptors.
21753 * tree-outof-ssa.c: Update tree_pass descriptors.
21754 * bb-reorder.c: Update tree_pass descriptors.
21755 * stack-ptr-mod.c: Update tree_pass descriptors.
21756 * var-tracking.c: Update tree_pass descriptors.
21757 * tree-profile.c: Update tree_pass descriptors.
21758 * tree-vect-generic.c: Update tree_pass descriptors.
21759 * reg-stack.c: Update tree_pass descriptors.
21760 * sched-rgn.c: Update tree_pass descriptors.
21761 * tree-ssa-structalias.c: Update tree_pass descriptors.
21762 * tree-cfg.c: Update tree_pass descriptors.
21763 * passes.c (current_pass): Update declaration.
21764 (finish_optimization_passes): Update.
21765 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
21766 (register_one_dump_file, register_dump_files_1, next_pass_1):
21768 (init_optimization_passes): Update handling of new types.
21769 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
21770 * ipa-struct-reorg.c: Update tree_pass descriptors.
21771 * tree-ssa-reassoc.c: Update tree_pass descriptors.
21772 * combine-stack-adj.c: Update tree_pass descriptors.
21773 * cfgrtl.c: Update tree_pass descriptors.
21774 * dce.c: Update tree_pass descriptors.
21775 * tree-ssanames.c: Update tree_pass descriptors.
21777 2008-03-19 Richard Guenther <rguenther@suse.de>
21779 PR middle-end/35609
21780 * tree-ssa.c (walk_data): New structure.
21781 (warn_uninitialized_var): If not always_executed warn with "maybe"
21783 (execute_early_warn_uninitialized): Compute post-dominators.
21784 Initialize always_executed before processing each basic block.
21786 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
21789 * config/i386/i386.c (x86_this_parameter): Calculate correct location
21790 of "this" pointer when "regparm = N" or "fastcall" is in effect.
21792 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21794 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
21796 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
21798 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
21800 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
21801 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
21802 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
21803 target after ignore has been set, and move there also the commputation
21804 of subtarget and original_target.
21805 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
21806 (LANG_HOOKS_INITIALIZER): Remove it.
21807 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
21809 2008-03-18 Richard Guenther <rguenther@suse.de>
21811 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
21812 found an expression with constants, note that in the VN for the lhs.
21813 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
21814 fold them to constants if possible. Run cleanup_cfg if done so.
21815 (execute_pre): Return todo.
21816 (do_pre): Likewise.
21817 (execute_fre): Likewise.
21818 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
21820 (get_prop_source_stmt): Look through pointer conversions.
21822 2008-03-18 Jan Hubicka <jh@suse.cz>
21824 * tree-pretty-print.c: Include predict.h.
21825 (dump_generic_node): Dump predictor.
21826 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
21827 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
21828 * gimple-low.c (lower_stmt): Likewise.
21829 * expr.c (expand_expr_real): Likewise.
21830 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
21832 (build_predict_expr, build_predict_expr): New.
21833 * predict.h (predictor_name, build_predict_expr): Update.
21834 * c-typeck.c (c_finish_bc_stmt): Add prediction.
21835 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
21836 * predict.def (PRED_CONTINUE): Update hitrate.
21837 * tree.def (PREDICT_EXPR): Define.
21838 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
21839 do not handle BIND_EXPR.
21840 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
21841 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
21842 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
21845 2008-03-18 Michael Matz <matz@suse.de>
21847 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
21849 2008-03-18 Richard Guenther <rguenther@suse.de>
21851 * tree-gimple.h (is_gimple_invariant_address): Declare.
21852 (is_gimple_constant): Likewise.
21853 * tree-gimple.c (is_gimple_constant): New function.
21854 (is_gimple_invariant_address): Likewise.
21855 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
21856 and is_gimple_invariant_address.
21857 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
21859 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
21860 an addressable base.
21862 2008-03-18 Jakub Jelinek <jakub@redhat.com>
21864 PR middle-end/35611
21865 * gimplify.c (gimplify_expr): Gimplify second operand of
21868 2008-03-17 Richard Guenther <rguenther@suse.de>
21870 PR tree-optimization/19637
21871 * fold-const.c (fold_unary): Remove restrictions of removing
21872 intermediate pointer-conversions (P2)(P1)P0.
21873 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
21874 conversion to void pointer.
21875 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
21877 2008-03-16 James E. Wilson <wilson@tuliptree.org>
21880 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
21881 emulated thread local variables.
21883 2008-03-16 Richard Guenther <rguenther@suse.de>
21885 PR middle-end/35607
21886 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
21887 expand TREE_INVARIANT operations that are not gimple invariant.
21889 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
21891 * doc/extend.texi (Alignment): Say that the ABI controls
21892 the __alignof__ for non-strict-alignment targets rather
21893 than being a recommendation.
21895 2008-03-15 Paul Brook <paul@codesourcery.com>
21897 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
21899 (arm_output_fn_unwind): Mark functions that can not be unwound.
21901 2008-03-15 Paul Brook <paul@codesourcery.com>
21903 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
21904 extension instructions.
21906 2008-03-15 Richard Guenther <rguenther@suse.de>
21908 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
21909 and fold constant aggregate refs.
21910 (fold_const_aggregate_ref): Handle string constants
21911 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
21912 (evaluate_stmt): Simplify now that ccp_fold folds constant
21915 2008-03-15 Paul Brook <paul@codesourcery.com>
21917 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
21918 (extzv): Use gen_extzv_t2.
21919 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
21921 2008-03-15 Richard Guenther <rguenther@suse.de>
21923 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
21924 (fold_const_aggregate_ref): Likewise.
21925 (get_value): Return NULL if we don't have any values.
21926 (ccp_finalize): Set const_val to NULL after freeing it.
21927 * tree-flow.h (get_symbol_constant_value): Declare.
21928 (fold_const_aggregate_ref): Likewise.
21929 * tree-ssa-sccvn.c (try_to_simplify): Use them.
21931 2008-03-15 Richard Guenther <rguenther@suse.de>
21933 PR middle-end/35593
21934 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
21935 to not produce negative array indices if not allowed. Add
21936 parameter to indicate that.
21937 (maybe_fold_offset_to_component_ref): Allow negative array
21938 indices only for the first member of a structure.
21939 (maybe_fold_offset_to_reference): Allow negative array indices.
21940 (maybe_fold_stmt_addition): Likewise.
21942 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
21943 Anatoly Sokolov <aesok@post.ru>
21945 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
21946 (avr_arch): Add ARCH_AVR6.
21947 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
21948 (initial_elimination_offset): Initialize and use 'avr_pc_size'
21949 instead of fixed value 2.
21950 (print_operand_address): Use gs() asm specifier instead of pm().
21951 (avr_assemble_integer): (Ditto.).
21952 (avr_output_addr_vec_elt): (Ditto.).
21953 (print_operand): Handle "!" code.
21954 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
21955 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
21956 (AVR_HAVE_EIJMP_EICALL): Define.
21957 (AVR_3_BYTE_PC): Redefine.
21958 (AVR_2_BYTE_PC): (Ditto.).
21959 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
21960 (LINK_SPEC): Add atmega2560 and atmega2561.
21961 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
21963 * config/avr/avr.md (call_insn): Use eicall instead of icall
21964 for 3 byte PC devices.
21965 (call_value_insn): (Ditto.).
21966 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
21967 (indirect_jump): Use only for for 2 byte PC devices.
21968 (*tablejump): (Ditto.).
21969 (*indirect_jump_avr6): Add insn.
21970 (*tablejump_rjmp): Don't use for 3 byte PC devices.
21971 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
21972 instead of ijmp for 3 byte PC devices.
21973 (__tablejump2__): (Ditto.).
21974 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
21975 (MULITLIB_DIRNAMES): (Ditto.).
21976 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
21978 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
21980 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
21981 "sse2_umulsidi3". Use V1DI mode for operand 0.
21982 ("mmx_psadbw"): Use V1DI mode for operand 0.
21983 * config/i386/i386-modes.def (V1SI): New vector mode.
21984 * config/i386/i386.c (struct builtin_description)
21985 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
21986 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
21987 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
21988 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
21989 v1di_ftype_v8qi_v8qi type.
21990 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
21992 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
21993 __builtin_ia32_pmuludq]: Fix the mode of return value.
21995 2008-03-15 Richard Guenther <rguenther@suse.de>
21997 PR middle-end/35595
21998 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
22001 2008-03-14 Bob Wilson <bob.wilson@acm.org>
22003 * doc/invoke.texi (Option Summary, Xtensa Options): Document
22004 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
22005 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
22006 unless TARGET_SERIALIZE_VOLATILE is enabled.
22007 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
22008 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
22009 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
22011 2008-03-14 Richard Guenther <rguenther@suse.de>
22013 PR tree-optimization/34172
22014 * tree-flow.h (refs_may_alias_p): Declare.
22015 (get_single_def_stmt): Likewise.
22016 (get_single_def_stmt_from_phi): Likewise.
22017 (get_single_def_stmt_with_phi): Likewise.
22018 * tree-dfa.c (refs_may_alias_p): New function.
22019 (get_single_def_stmt): Likewise.
22020 (get_single_def_stmt_from_phi): Likewise.
22021 (get_single_def_stmt_with_phi): Likewise.
22022 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
22023 (vn_reference_lookup_1): New helper function.
22024 (vn_reference_lookup): Walk the virtual use-def chain to
22025 continue searching for a match if the def does not alias the
22026 reference we are looking for.
22028 2008-03-14 David Edelsohn <edelsohn@gnu.org>
22030 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
22031 archive and Perzl. Update The Written Word listing.
22033 2008-03-14 Richard Guenther <rguenther@suse.de>
22035 PR tree-optimization/34043
22036 PR tree-optimization/33989
22037 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
22039 (bitmap_find_leader): Use extra argument to verify dominance
22040 relationship inside a basic-block.
22041 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
22042 (find_leader_in_sets): Adjust.
22043 (create_component_ref_by_pieces): Take extra argument for
22044 dominance check, handle lookup failures.
22045 (find_or_generate_expression): Likewise.
22046 (create_expression_by_pieces): Likewise.
22047 (insert_into_preds_of_block): Adjust.
22048 (create_value_expr_from): If asked for, verify all operands
22049 are in the blocks AVAIL_OUT set.
22050 (make_values_for_stmt): Check for SSA_NAMEs that are life
22051 over an abnormal edge.
22052 (compute_avail): Remove such check.
22053 (do_SCCVN_insertion): New function.
22054 (eliminate): If we do not find a leader suitable for replacement
22055 insert a replacement expression from SCCVN if available.
22056 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
22057 (struct vn_ssa_aux): Add needs_insertion flag.
22058 * tree-ssa-sccvn.c (may_insert): New global flag.
22059 (copy_reference_ops_from_ref): Value-number union member access
22060 based on its size, not type and member if insertion is allowed.
22061 (visit_reference_op_load): For a weak match from union type
22062 punning lookup a view-converted value and insert a SSA_NAME
22063 for that value if that is not found.
22064 (visit_use): Make dumps shorter. Do not disallow value numbering
22065 SSA_NAMEs that are life over an abnormal edge to constants.
22066 (free_scc_vn): Release inserted SSA_NAMEs.
22067 (run_scc_vn): New flag to specify whether insertion is allowed.
22068 Process SSA_NAMEs in forward order.
22069 * tree-ssa-loop-im.c (for_each_index): Handle invariant
22070 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
22071 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
22072 pointer type to/from integral types that do not change the
22073 precision to regular conversions.
22075 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22077 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22078 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22079 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
22080 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
22081 input arguments and the mode of return value. Built-in functions
22082 that operate on whole 64-bit MMX register now use V1DI mode.
22084 2008-03-13 Alon Dayan <alond@il.ibm.com>
22085 Olga Golovanevsky <olga@il.ibm.com>
22087 PR tree-optimization/35041
22088 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
22089 to locate the right position in a statement.
22091 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22095 * config/i386/xmmintrin.h: Change all static inline functions to
22096 extern inline and add __gnu_inline__ attribute.
22097 * config/i386/bmintrin.h: Ditto.
22098 * config/i386/smmintrin.h: Ditto.
22099 * config/i386/tmmintrin.h: Ditto.
22100 * config/i386/mmintrin-common.h: Ditto.
22101 * config/i386/ammintrin.h: Ditto.
22102 * config/i386/emmintrin.h: Ditto.
22103 * config/i386/pmmintrin.h: Ditto.
22104 * config/i386/mmintrin.h: Ditto.
22105 * config/i386/mm3dnow.h: Ditto.
22107 2008-03-13 Jakub Jelinek <jakub@redhat.com>
22109 PR middle-end/35185
22110 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
22111 (lower_omp_2): New function.
22112 (lower_omp_1, lower_omp): Rewritten.
22114 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
22117 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
22118 with the phrase "Microsoft Windows compilers".
22119 (Push/Pop Macro Pragmas): New subsection. Document
22120 #pragma push_macro and pragma pop_macro.
22122 2008-03-12 Paul Brook <paul@codesourcery.com>
22124 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
22126 2008-03-12 Paul Brook <paul@codesourcery.com>
22128 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
22129 (thumb2_alusi3_short): Exclude PLUS and MINUS.
22130 (thumb2_addsi_shortim): Rename ...
22131 (thumb2_addsi_short): ... to this. Allow register operands.
22132 (thumb2_subsi_short): New pattern.
22133 (thumb2_one_cmplsi2_short,
22134 thumb2_negsi2_short): New patterns and peepholes.
22136 2008-03-12 Paul Brook <paul@codesourcery.com>
22138 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
22140 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
22142 * config/i386/i386.md (int_cond): New code iterator.
22144 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
22145 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
22146 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
22147 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
22148 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
22149 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
22150 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
22151 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
22153 2008-03-12 Paul Brook <paul@codesourcery.com>
22155 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
22156 instead of {arm,thumb}_compute_save_reg_mask.
22157 (output_return_instruction): Ditto.
22158 (thumb_unexpanded_epilogue): Ditto.
22159 (thumb1_expand_prologue): Ditto.
22160 (thumb1_output_function_prologue): Ditto.
22161 (arm_set_return_address): Ditto.
22162 (thumb_set_return_address): Ditto.
22163 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
22164 regs to achieve stack alignment.
22165 (thumb1_compute_save_reg_mask): Fix compiler warning.
22166 (arm_output_epilogue): Use offsets->saved_regs_mask.
22167 Adjust stack pointer by poping call clobered registers.
22168 (arm_expand_prologue): Use offsets->saved_regs_mask.
22169 Adjust stack pointer by pushing extra registers.
22170 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
22172 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
22175 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
22176 conversion to the operands of a multiplication.
22178 2008-03-12 Richard Guenther <rguenther@suse.de>
22180 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
22181 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
22182 * timevar.def (TV_TREE_PHIPROP): Add.
22183 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
22184 pass description. Use TV_TREE_PHIPROP.
22185 * tree-ssa-forwprop.c: Remove phiprop code.
22187 2008-03-12 Jakub Jelinek <jakub@redhat.com>
22189 PR middle-end/35549
22190 * omp-low.c (maybe_lookup_decl): Constify first argument.
22191 (use_pointer_for_field): Change last argument from bool to
22192 omp_context *. Disallow shared copy-in/out in nested
22193 parallel if decl is shared in outer parallel too.
22194 (build_outer_var_ref, scan_sharing_clauses,
22195 lower_rec_input_clauses, lower_copyprivate_clauses,
22196 lower_send_clauses, lower_send_shared_vars): Adjust callers.
22198 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
22199 Ira Rosen <irar@il.ibm.com>
22201 * tree-vectorizer.c (free_stmt_vec_info): New function.
22202 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
22203 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
22204 * tree-vectorizer.h (free_stmt_vec_info): Declare.
22205 * tree-vect-transform.c (vectorizable_conversion): Free
22206 vec_oprnds0 if it was allocated.
22207 (vect_permute_store_chain): Remove unused VECs.
22208 (vectorizable_store): Free VECs that are allocated in the..
22210 (vect_transform_strided_load, vectorizable_load): Likewise.
22211 (vect_remove_stores): Simplify the code.
22212 (vect_transform_loop): Move code to vect_remove_stores().
22213 Call vect_remove_stores() and free_stmt_vec_info().
22215 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22217 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
22218 TARGET_HPUX. Revise comment.
22219 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
22220 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
22221 Use sr4 variant of `be' instruction when not generating PIC code.
22222 (attr_length_call): Adjust for above change.
22224 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22226 * ipa-reference.c (static_execute): Remove module_statics_const and
22227 associated setting code.
22229 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22232 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
22233 predicate for operand 1.
22234 (paritysi2_cmp): Use register_operand predicate for operand 2.
22235 Use earlyclobber modifier for operand 1. Remove support for
22237 (paritydi2_cmp): Use register_operand predicate for operand 3.
22238 Use earlyclobber modifier for operand 1. Remove support for
22241 2008-03-11 Paul Brook <paul@codesourcery.com>
22242 Vladimir Prus <vladimir@codesourcery.com>
22244 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
22245 (arm_compute_save_reg0_reg12_mask): Always
22246 check if register 11 must be saved. Always safe hard frame pointer
22247 when frame_pointer_needeed.
22248 (arm_compute_save_reg_mask): Save IP and PC
22249 only with apcs frames.
22250 (arm_output_epilogue): Adjust Thumb2 codepath to
22251 be also invoked and work for ARM non-apcs frames.
22252 (arm_expand_prologue): Don't bother saving IP
22253 for non-apcs frame, since it's not clobbered by
22254 prologue code. Implement non-apcs frame
22257 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22259 PR rtl-optimization/35281
22260 * expr.c (convert_move): Use a new pseudo for the intermediate
22261 from_mode->word_mode result.
22263 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22265 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
22266 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
22267 * toplev.c (compile_file): Don't call it.
22269 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22271 PR middle-end/35526
22272 * expr.c (store_expr): Call emit_block_move if the mode
22273 of "temp" RTX is BLKmode.
22275 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22276 Richard Guenther <rguenther@suse.de>
22278 PR tree-optimization/31358
22279 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
22280 the step with a NULL_TREE.
22281 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
22282 to sizetype if type is a pointer type.
22283 (add_candidate_1): Don't convert the base and step to
22284 the generic type if the orginal type is a pointer type.
22285 (add_iv_value_candidates): Use sizetype for the step
22286 if type is a pointer type.
22287 (cand_value_at): Likewise.
22288 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
22290 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
22291 Don't convert the tem affine to the type.
22292 (add_elt_to_tree): Use sizetype for the step if a pointer.
22293 Use POINTER_PLUS_EXPR for pointers.
22294 (aff_combination_to_tree): Use sizetype for the step if a
22297 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
22299 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
22300 Remove commutativity hint.
22302 2008-03-10 Jakub Jelinek <jakub@redhat.com>
22306 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
22307 errorneous type. Check that v is a VAR_DECL.
22309 PR middle-end/35099
22310 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
22312 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
22314 PR tree-optimization/35494
22315 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
22316 may be overriden at link and run time.
22318 2008-03-10 Richard Guenther <rguenther@suse.de>
22320 PR tree-optimization/34677
22321 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
22322 (poolify_tree): Likewise.
22323 (modify_expr_template): Likewise.
22324 (poolify_modify_stmt): Likewise.
22325 (insert_fake_stores): Handle all component-ref style stores
22326 in addition to INDIRECT_REF. Also handle complex types.
22327 Do not poolify the inserted load.
22328 (realify_fake_stores): Do not rebuild the tree but only
22329 make it a SSA_NAME copy.
22330 (init_pre): Remove initialzation of modify_expr_template.
22331 Do not allocate modify_expr_node_pool.
22332 (fini_pre): Do not free modify_expr_node_pool.
22334 2008-03-10 Paul Brook <paul@codesourcery.com>
22336 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
22337 to avoid conflicts.
22339 2008-03-10 Paul Brook <paul@codesourcery.com>
22340 Mark Shinwell <shinwell@codesourcery.com>
22342 * config/arm/cortex-r4.md: New.
22343 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
22345 * config/arm/arm.md: Include cortex-r4.md.
22346 (insn): Add smmls, sdiv and udiv values.
22347 (generic_sched): Don't use generic scheduling for Cortex-R4.
22348 (arm_issue_rate): New function.
22349 (TARGET_SCHED_ISSUE_RATE): Define.
22351 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
22353 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
22355 2008-03-10 Richard Guenther <rguenther@suse.de>
22357 * tree-ssa-pre.c (get_sccvn_value): Simplify.
22358 (compute_avail): Do not add stmt uses to AVAIL_OUT.
22360 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
22362 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
22363 Set default to true.
22365 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22367 * c.opt (Wsynth): Deprecate.
22368 * doc/invoke.texi (Option Summary, Warning Options): Document
22369 -Wno-format-contains-nul.
22371 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
22374 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
22375 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
22377 2008-03-09 Ira Rosen <irar@il.ibm.com>
22379 * config/rs6000/rs6000.c (builtin_description): Rename vector
22380 left shift operations.
22381 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
22382 (altivec_vsl<VI_char>): Rename to ...
22383 (ashl<mode>3): ... new name.
22384 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
22386 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
22388 2008-03-08 Richard Guenther <rguenther@suse.de>
22390 * coverage.h (tree_coverage_counter_addr): Declare.
22391 * coverage.c (tree_coverage_counter_addr): New function.
22392 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
22393 before using again.
22394 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
22395 (tree_gen_one_value_profiler): Likewise.
22396 (tree_gen_ic_profiler): Likewise.
22397 (tree_gen_average_profiler): Likewise.
22398 (tree_gen_ior_profiler): Likewise.
22400 2008-03-08 Richard Guenther <rguenther@suse.de>
22402 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
22403 (vn_binary_op_insert): Likewise.
22404 (vn_unary_op_lookup): Likewise.
22405 (vn_unary_op_insert): Likewise.
22406 (vn_nary_op_lookup): Declare.
22407 (vn_nary_op_insert): Likewise.
22408 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
22409 and binary hashes, use a single obstack for unary_op_pool
22410 and binary_op_pool.
22411 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
22412 a single struct vn_nary_op_s. Store tree code length and
22413 a variable number of operands.
22414 (struct vn_reference_op_struct): Remove unused op2.
22415 (vn_reference_op_eq): Do not compare op2.
22416 (vn_reference_op_compute_hash): Do not compute hash of op2.
22417 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
22418 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
22419 with vn_nary_op_compute_hash.
22420 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
22421 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
22423 (vn_unary_op_insert, vn_binary_op_insert): Replace with
22425 (visit_unary_op): Call nary functions.
22426 (visit_binary_op): Likewise.
22427 (process_scc): Adjust for struct vn_tables_s changes.
22428 (allocate_vn_table): Likewise.
22429 (free_vn_table): Likewise.
22430 * tree-vn.c (vn_add): Call nary functions.
22431 (vn_lookup): Likewise.
22433 2008-03-08 Jakub Jelinek <jakub@redhat.com>
22436 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
22437 wdst back after sync_compare_and_swapqhi_internal.
22439 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
22442 * config/i386/i386-modes.def (V1DI): New vector mode.
22443 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
22444 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
22445 (MMXMODE248): Ditto.
22446 (MMXMODE): Add V1DI mode.
22447 (mmxvecsize): Change DI mode to V1DI mode.
22448 ("mov<mode>): Use MMXMODEI8 mode iterator.
22449 ("*mov<mode>_internal_rex64"): Ditto.
22450 ("*mov<mode>_internal"): Ditto.
22451 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
22452 ("mmx_sub<mode>3"): Ditto.
22453 ("mmx_adddi3"): Remove insn pattern.
22454 ("mmx_subdi3"): Ditto.
22455 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
22456 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
22457 ("mmx_ashl<mode>3"): Ditto.
22458 ("mmx_lshrdi3"): Remove insn pattern.
22459 ("mmx_ashldi3"): Ditto.
22460 * config/i386/i386.c (classify_argument): Handle V1DImode.
22461 (function_arg_advance_32): Ditto.
22462 (function_arg_32): Ditto.
22463 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
22464 mmx_addv1di3 insn pattern.
22465 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
22466 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
22467 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
22468 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
22469 Remove definitions of built-in functions.
22470 (V1DI_type_node): New node.
22471 (v1di_ftype_v1di_int): Ditto.
22472 (v1di_ftype_v1di_v1di): Ditto.
22473 (v2si_ftype_v2si_si): Ditto.
22474 (v4hi_ftype_v4hi_di): Remove node.
22475 (v2si_ftype_v2si_di): Ditto.
22476 (ix86_init_mmx_sse_builtins): Handle V1DImode.
22477 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
22478 Redefine builtins using def_builtin_const with *_ftype_*_int node.
22479 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
22480 Add new builtins using def_builtin_const.
22481 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
22482 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
22483 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
22484 * config/i386/mmintrin.h (__v1di): New typedef.
22485 (_mm_add_si64): Cast arguments to __v1di type.
22486 (_mm_sub_si64): Ditto.
22487 (_mm_sll_pi16): Cast __count to __v4hi type.
22488 (_mm_sll_pi32): Cast __count to __v2si type.
22489 (_mm_sll_si64): Cast arguments to __v1di type.
22490 (_mm_srl_pi16): Cast __count to __v4hi type.
22491 (_mm_srl_pi32): Cast __count to __v2si type.
22492 (_mm_srl_si64): Cast arguments to __v1di type.
22493 (_mm_sra_pi16): Cast __count to __v4hi type.
22494 (_mm_sra_pi32): Cast __count to __v2si type.
22495 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
22496 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
22497 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
22498 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
22499 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
22500 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
22501 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
22502 (_mm_srai_pi32): Use __builtin_ia32_psradi.
22503 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
22504 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22505 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22506 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
22508 2008-03-07 Joseph Myers <joseph@codesourcery.com>
22510 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
22512 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
22515 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
22516 reg+const addressing for Altivec modes. Don't generate reg+reg
22517 addressing for TFmode or TDmode quantities.
22519 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
22521 * c-common.c (vector_types_convertible_p): Call langhook
22522 instead of comptypes.
22524 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22527 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
22528 integral and scalar float variables which have a
22531 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
22533 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
22534 dwarf_register_span hook when emitting unwind information for
22535 register-to-memory saves.
22536 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
22537 (rs6000_frame_related): Remove call to spe_synthesize_frame.
22539 2008-03-06 Jakub Jelinek <jakub@redhat.com>
22541 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
22542 for the same VAR_DECL.
22544 2008-03-06 Tom Tromey <tromey@redhat.com>
22546 * treelang: Delete.
22547 * doc/standards.texi (Standards): Don't mention treelang.
22548 * doc/invoke.texi (Overall Options): Don't mention treelang.
22549 * doc/install.texi (Prerequisites): Don't mention bison or
22551 (Configuration): Don't mention treelang.
22552 (Building): Likewise.
22553 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
22555 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
22557 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
22558 word-extractions out of a multi-word object.
22560 2008-03-06 Richard Guenther <rguenther@suse.de>
22562 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
22563 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
22564 result type and precision.
22565 * expr.c (get_inner_reference): Set unsignedp based on the result
22566 type of BIT_FIELD_REF.
22567 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
22568 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
22569 (try_instantiate_multiple_fields): Likewise. Use the correct type
22571 (sra_build_assignment): Likewise.
22572 (sra_build_elt_assignment): Likewise.
22573 (sra_explode_bitfield_assignment): Likewise.
22574 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
22575 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
22576 set BIT_FIELD_REF_UNSIGNED.
22577 (vectorizable_load): Likewise.
22579 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
22581 * cse.c (cse_extended_basic_block): Invalidate artificial defs
22584 2008-03-06 Richard Guenther <rguenther@suse.de>
22586 * alias.c (struct alias_set_entry): Move has_zero_child field
22587 to pack with alias_set.
22589 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22591 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22594 2008-03-05 Ian Lance Taylor <iant@google.com>
22596 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
22598 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
22600 * fwprop.c (update_df): Support width and offset parameters of
22602 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
22603 global_conflicts): Change DF_REF_EXTRACT to either
22604 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22605 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22606 * df-scan.c (df_ref_record, df_defs_record,
22607 df_ref_create_structure, df_def_record_1, df_uses_record,
22608 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
22609 df_bb_refs_collect, df_entry_block_defs_collect,
22610 df_exit_block_uses_collect): Support new width and offset fields.
22611 (ref_extract_pool): New storage pool.
22612 (df_free_ref): New function.
22613 (df_reg_chain_unlink, df_free_collection_rec,
22614 df_sort_and_compress_refs): Call df_free_ref.
22615 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
22617 (df_ref_create_structure): Allocate df_ref_extract if offset and
22618 width fields are used.
22619 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
22620 (df_uses_record): Get offset and width from ZERO_EXTRACT
22622 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
22623 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22624 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22625 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
22626 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22627 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22628 (df_ref_extract): New structure.
22629 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
22630 (df_ref_create): Add width and offset parameters.
22632 2008-03-05 Richard Guenther <rguenther@suse.de>
22634 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22635 Use ranges_overlap_p.
22636 (offset_overlaps_with_access): Rename
22637 to ranges_overlap_p and move ...
22638 * tree-flow-inline.h (ranges_overlap_p): ... here.
22640 * tree.h (get_inner_reference, handled_component_p): Update
22643 * tree.h (record_component_aliases, get_alias_set,
22644 alias_sets_conflict_p, alias_sets_must_conflict_p,
22645 objects_must_conflict_p): Move declarations ...
22646 * alias.h (record_component_aliases, get_alias_set,
22647 alias_sets_conflict_p, alias_sets_must_conflict_p,
22648 objects_must_conflict_p): ... here.
22649 Include coretypes.h.
22650 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
22652 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
22654 * cfg.c: Include tree-flow.h.
22655 (remove_edge_raw): Call redirect_edge_var_map_clear.
22656 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
22657 * tree-flow-inline.h (redirect_edge_var_map_def): New.
22658 (redirect_edge_var_map_result): New.
22659 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
22660 PENDING_STMT use with redirect_edge_var_map_*.
22661 * tree-ssa.c (edge_var_maps): New definition.
22662 (redirect_edge_var_map_add): New.
22663 (redirect_edge_var_map_clear): New.
22664 (redirect_edge_var_map_dup): New.
22665 (redirect_edge_var_map_vector): New.
22666 (redirect_edge_var_map_destroy): New.
22667 (ssa_redirect_edge): Replace PENDING_STMT use with
22668 redirect_edge_var_map_*.
22669 (flush_pending_stmts): Same.
22670 (delete_tree_ssa): Destroy edge var map.
22671 * tree-flow.h (struct _edge_var_map): New.
22672 Define edge_var_map vector type.
22673 Declare redirect_edge_var_map_* prototypes.
22674 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
22675 * tree-cfg.c (reinstall_phi_args): Replace
22676 PENDING_STMT use with redirect_edge_var_map_*.
22678 2008-03-05 Richard Guenther <rguenther@suse.de>
22680 PR tree-optimization/35472
22681 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
22682 whose single use_stmt has a overlapping set of loaded and
22683 stored symbols as that use_stmt might be a noop assignment then.
22685 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22687 * gthr-rtems.h: Implement __gthread_mutex_destroy.
22689 2008-03-05 Richard Guenther <rguenther@suse.de>
22692 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
22693 should be constants.
22694 * tree-cfg.c (verify_expr): Verify it.
22695 * fold-const.c (fold_truthop): Remove code generating
22696 BIT_FIELD_REFs of structure bases.
22697 (fold_binary): Likewise.
22698 (fold_ternary): Position and size of BIT_FIELD_REFs are
22699 always host integers.
22700 (make_bit_field_ref): Remove.
22701 (optimize_bit_field_compare): Remove.
22702 (all_ones_mask_p): Remove.
22704 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
22707 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
22708 (split_block_and_df_analyze): New. Split basic block and rebuild
22710 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
22712 (split_pattern_seq): Likewise.
22713 (erase_matching_seqs): Likewise.
22714 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
22716 2008-03-04 Geoff Keating <geoffk@apple.com>
22718 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
22719 declaration and code.
22720 (tree_invalid_nonnegative_warnv_p): Likewise.
22722 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
22724 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
22725 examples. Truncate option-names then causing overfull hbox.
22727 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22730 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
22732 * configure: Rebuilt.
22734 2008-03-04 Rafael Espíndola <espindola@google.com>
22736 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
22737 (tree_unary_nonnegative_warnv_p): New.
22738 (tree_binary_nonnegative_warnv_p): New.
22739 (tree_single_nonnegative_warnv_p): New.
22740 (tree_invalid_nonnegative_warnv_p): New.
22741 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
22743 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22746 * opts.c (handle_option): Postpone 'unknown option' errors only for
22749 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
22752 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
22755 2008-03-04 Rafael Espíndola <espindola@google.com>
22757 * fold-const.c (tree_unary_nonzero_warnv_p): New.
22758 (tree_binary_nonzero_warnv_p): New.
22759 (tree_single_nonzero_warnv_p): New.
22760 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
22762 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
22764 PR middle-end/35456
22765 * fold-const.c (fold_cond_expr_with_comparison): Prevent
22766 transformations for modes that have signed zeros.
22767 * ifcvt.c (noce_try_abs): Ditto.
22769 2008-03-04 Joseph Myers <joseph@codesourcery.com>
22771 * config/i386/i386.c (override_options): Force
22772 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
22774 2008-03-04 Jan Hubicka <jh@suse.cz>
22777 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
22780 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22782 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
22783 label to probe the stack.
22785 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
22787 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
22788 (__gthr_win32_mutex_destroy): Declare.
22789 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
22790 __gthr_win32_mutex_destroy.
22791 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
22793 2008-03-03 Jan Hubicka <jh@suse.cz>
22796 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
22797 aggressive on inlining cold calls.
22799 2008-03-03 Richard Guenther <rguenther@suse.de>
22801 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
22802 struct copies into the expression table.
22803 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
22804 (try_to_simplify): Likewise.
22805 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
22806 integral and pointer arguments which do not change the
22807 precision to NOP_EXPRs.
22808 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
22809 VIEW_CONVERT_EXPR case.
22811 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
22813 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
22814 defined in a loop at depth 0 is invariant.
22815 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
22816 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
22817 be called at loop depth 0.
22819 2008-03-02 Jakub Jelinek <jakub@redhat.com>
22822 * gcc.c (process_command): Update copyright notice dates.
22823 * gcov.c (print_version): Likewise.
22824 * gcov-dump.c (print_version): Likewise.
22825 * mips-tfile.c (main): Likewise.
22826 * mips-tdump.c (main): Likewise.
22828 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22831 * c-common.c (flag_permissive): Delete.
22832 (constant_expression_warnings): Check flags first.
22833 (constant_expression_error): New.
22834 * c-common.h (flag_permissive): Delete.
22835 (constant_expression_error): Declare.
22836 * flags.h (flag_permissive): Declare. Update description.
22837 * diagnostic.c (pedwarn): Update.
22839 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
22840 (permissive_error_kind): New.
22841 * toplev.c (flag_permissive): Define. Update description.
22842 * toplev.h (permissive_error_kind): Declare.
22843 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
22844 (pedwarn_c90): Use pedantic_warning_kind.
22845 * c-opts.c (c_common_post_options): flag_permissive does not affect
22846 flag_pedantic_errors.
22848 2008-03-02 Joseph Myers <joseph@codesourcery.com>
22850 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
22851 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
22852 __absvsi2, __absvDI2): Use unsigned arithmetic.
22854 2008-03-02 Andi Kleen <ak@suse.de>
22855 Richard Guenther <rguenther@suse.de>
22857 * struct-equiv.c: Remove file.
22858 * cfg_cleanup.c (condjump_equiv_p): Remove.
22859 * Makefile.in (OBJS-common): Remove struct-equiv.o.
22860 (struct-equiv.o): Remove rule.
22861 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
22862 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
22863 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
22865 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22867 * ifcvt.c (noce_process_if_block): Try to handle only the then
22868 block if the else block exists but isn't suitable.
22870 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22873 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
22874 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
22875 regression from previous patch.
22877 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
22880 * gthr.h: Add __gthread_mutex_destroy as a function that must be
22882 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
22883 * gthr-single.h (__gthread_mutex_destroy): Likewise.
22884 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
22885 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
22886 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
22887 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
22888 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
22889 (__gthread_mutex_destroy_function): Rename to
22890 __gthread_mutex_destroy.
22891 * gthr-dce.h (__gthread_mutex_destroy): Call
22892 pthread_mutex_destroy.
22893 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
22894 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
22895 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
22897 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22899 * df-scan.c (df_ref_chain_change_bb): Simplify.
22900 (df_insn_change_bb): Add new_bb argument. Simplify. Call
22901 set_block_for_insn if there's any change.
22902 * df.h ((df_insn_change_bb): Fix prototype.
22903 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
22904 df_insn_change_bb, don't call set_block_for_insn.
22905 * emit-rtl.c (reorder_insns): Likewise.
22906 * haifa-sched.c (move_insn): Likewise.
22908 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22910 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
22912 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
22914 * tree-flow-inline.h (next_readonly_imm_use): Return
22915 NULL_USE_OPERAND_P after the end.
22917 2008-03-01 Richard Guenther <rguenther@suse.de>
22919 PR tree-optimization/35411
22920 * tree-sra.c (sra_build_assignment): Split conversion to
22921 final type to a separate statement if we are not assigning
22924 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22926 * fold-const.c (fold_convertible_p): Correct the logic to follow
22927 that in fold_convert().
22929 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
22932 * tree-inline.c (build_duplicate_type): When we make a
22933 duplicate type, make it unique in the canonical types system.
22935 2008-02-29 Tom Tromey <tromey@redhat.com>
22937 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
22938 input_file_stack_history, input_file_stack_restored): Remove.
22939 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22940 * input.h (struct file_stack): Remove.
22941 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
22942 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
22944 * diagnostic.h (struct diagnostic_context) <last_module>: Change
22946 (diagnostic_last_module_changed): Add 'map' argument.
22947 (diagnostic_set_last_function): Likewise.
22948 * diagnostic.c (undiagnostic_report_current_module): Iterate using
22949 line map, not input_file_stack.
22950 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
22952 2008-02-29 Paul Brook <paul@codesourcery.com>
22954 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
22956 2008-02-29 Paul Brook <paul@codesourcery.com>
22958 * config/arm/ieee754-df.S (muldf3): Use RET macros.
22960 2008-02-29 Richard Guenther <rguenther@suse.de>
22962 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
22964 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
22965 value for comparing for a store match.
22966 (simplify_unary_expression): Do nothing for SSA_NAMEs.
22967 (try_to_simplify): Do not do a full-blown reference lookup.
22969 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22971 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
22972 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
22974 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
22976 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
22978 * tree-loop-linear.c (try_interchange_loops): Compare memory access
22979 strides against cache sizes.
22981 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
22983 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
22986 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
22988 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
22989 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
22990 is smaller than the original promoted value.
22991 (simplify_subreg): If OP is a SUBREG, try to preserve its
22992 SUBREG_PROMOTED_VAR_P information.
22994 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
22996 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
22997 (VN_INFO_GET): Allocate new objects on the obstack.
22998 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
22999 for rpo_numbers_temp, for consistency.
23000 (free_scc_vn): Free the obstack.
23002 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
23004 * doc/invoke.texi: Document -ftree-loop-distribution.
23005 * tree-loop-distribution.c: New.
23006 * tree-pass.h (pass_loop_distribution): New.
23007 * graphds.h (struct graph): Add htab_t indices.
23008 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
23009 * tree-vectorizer.c (rename_variables_in_loop): Extern.
23010 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
23011 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
23012 * tree-data-ref.c (debug_data_dependence_relations): New.
23013 (dump_data_dependence_relation): Also print data references.
23014 (free_data_ref): Extern.
23015 (same_access_functions): Moved...
23016 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
23017 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23018 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
23019 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
23020 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
23021 (stmts_from_loop): Skip LABEL_EXPR.
23022 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
23024 (build_rdg): Initialize rdg->indices htab.
23025 (free_rdg, stores_from_loop, ref_base_address,
23026 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
23027 have_similar_memory_accesses_1, ref_base_address_1,
23028 remove_similar_memory_refs): New.
23029 * tree-data-ref.h: Depend on tree-chrec.h.
23030 (debug_data_dependence_relations, free_data_ref): Declared.
23031 (same_access_functions): ... here.
23032 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
23034 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
23035 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
23036 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
23037 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23038 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
23039 rdg_vertex_for_stmt): Declared.
23040 (struct rdg_edge): Add level.
23042 (free_rdg, stores_from_loop, remove_similar_memory_refs,
23043 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
23045 (rdg_has_similar_memory_accesses): New.
23046 * tree-vect-analyze.c: Remove unused static decls.
23047 * lambda.h (dependence_level): New.
23048 * common.opt (ftree-loop-distribution): New.
23049 * tree-flow.h (mark_virtual_ops_in_bb,
23050 slpeel_tree_duplicate_loop_to_edge_cfg,
23051 rename_variables_in_loop): Declared.
23052 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
23053 (OBJS-common): Add tree-loop-distribution.o.
23054 (tree-loop-distribution.o): New rule.
23055 * tree-cfg.c (mark_virtual_ops_in_bb): New.
23056 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
23057 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
23059 2008-02-28 Joseph Myers <joseph@codesourcery.com>
23062 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
23063 other than structures and unions.
23065 2008-02-28 Richard Guenther <rguenther@suse.de>
23068 2008-02-26 Richard Guenther <rguenther@suse.de>
23070 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23071 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23072 (lookup_decl_from_uid): Declare.
23073 (remove_decl_from_map): Likewise.
23074 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23075 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23076 (decl_for_uid_map): New global hashtable mapping DECL_UID
23078 (init_ttree): Allocate it.
23079 (insert_decl_to_uid_decl_map): New helper function.
23080 (make_node_stat): Insert new decls into the map.
23081 (copy_node_stat): Likewise.
23082 (lookup_decl_from_uid): New function.
23083 (remove_decl_from_map): Likewise.
23084 (print_decl_for_uid_map_statistics): New helper.
23085 (dump_tree_statistics): Call it.
23087 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23088 (referenced_var_iterator): Adjust.
23089 (FOR_EACH_REFERENCED_VAR): Adjust.
23090 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23091 (num_referenced_vars): Adjust.
23092 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23093 (first_referenced_var): Remove.
23094 (end_referenced_vars_p): Likewise.
23095 (next_referenced_var): Likewise.
23096 (referenced_var_iterator_set): New helper function.
23097 * tree-dfa.c (referenced_var_lookup): Adjust.
23098 (referenced_var_check_and_insert): Likewise.
23099 (remove_referenced_var): Likewise.
23100 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23101 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23102 (verify_call_clobbering): Likewise.
23103 (verify_memory_partitions): Likewise.
23104 (init_tree_ssa): Allocate bitmap instead of hashtable for
23106 (delete_tree_ssa): Adjust.
23107 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23108 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23109 (compute_tag_properties): Likewise.
23110 (set_initial_properties): Likewise.
23111 (find_partition_for): Likewise.
23112 (update_reference_counts): Likewise.
23113 (dump_may_aliases_for): Likewise.
23114 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23115 (add_call_clobber_ops): Likewise.
23116 (add_call_read_ops): Likewise.
23117 (get_asm_expr_operands): Likewise.
23118 * tree-into-ssa.c (dump_decl_set): Likewise.
23119 (update_ssa): Likewise.
23120 * tree-sra.c (scan_function): Likewise.
23121 (decide_instantiations): Likewise.
23122 (scalarize_parms): Likewise.
23123 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23124 (dsa_named_for): Likewise.
23125 * tree-ssa-structalias.c (update_alias_info): Likewise.
23126 (merge_smts_into): Likewise.
23128 2008-02-27 David Daney <ddaney@avtrex.com>
23131 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
23132 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
23133 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
23134 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
23135 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
23137 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
23140 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
23141 (BUILT_IN_NEXTTOWARD): Remove.
23142 (BUILT_IN_NEXTTOWARDF): Ditto.
23143 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
23144 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
23146 2008-02-27 Tom Tromey <tromey@redhat.com>
23148 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
23149 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
23151 2008-02-27 Jan Beulich <jbeulich@novell.com>
23153 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
23154 update the respective field on newdecl.
23156 2008-02-27 Revital Eres <eres@il.ibm.com>
23158 PR rtl-optimization/34999
23159 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
23160 crossing edges that ends with a call insn.
23161 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
23162 call insn and clear the EDGE_CROSSING flag of the crossing edge
23163 when fixing fallthru edges.
23165 2008-02-27 Richard Guenther <rguenther@suse.de>
23167 PR middle-end/35390
23168 * fold-const.c (fold_unary): Return the correct argument,
23169 converted to the result type.
23171 2008-02-27 Richard Guenther <rguenther@suse.de>
23173 PR middle-end/34971
23174 * expr.c (expand_expr_real_1): Assert on rotates that operate
23176 * fold-const.c (fold_binary): Use the types precision, not the
23177 bitsize of the mode if folding rotate expressions. Build rotates
23178 only for full modes.
23180 2008-02-27 Jakub Jelinek <jakub@redhat.com>
23182 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
23183 and CPP_PRAGMA_EOL.
23184 * c-pragma.c (pragma_ns_name): New typedef.
23185 (registered_pp_pragmas): New variable.
23186 (c_pp_lookup_pragma): New function.
23187 (c_register_pragma_1): If flag_preprocess_only, do nothing
23188 for non-expanded pragmas, for expanded ones push pragma's
23189 namespace and name into registered_pp_pragmas vector.
23190 (c_invoke_pragma_handler): Register OpenMP pragmas even when
23191 flag_preprocess_only, don't register GCC pch_preprocess
23192 pragma if flag_preprocess_only.
23193 * c-opts.c (c_common_init): Call init_pragma even if
23194 flag_preprocess_only.
23195 * c-pragma.c (c_pp_lookup_pragma): New prototype.
23196 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
23197 cpp_register_pragma if flag_preprocess_only.
23199 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23202 * c-parser.c (c_parser_translation_unit): Warn for empty
23203 translation unit, not empty source file.
23205 2008-02-26 Paul Brook <paul@codesourcery.com>
23207 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
23208 operand for Thumb-2.
23209 * config/arm/arm.h (reg_class): Add CORE_REGS.
23210 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
23211 (BASE_REG_CLASS): Use CORE_REGS.
23212 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
23213 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
23214 (REGNO_OK_FOR_INDEX_P): Exclude SP.
23215 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
23216 ARM_REGNO_OK_FOR_INDEX_P.
23217 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
23218 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
23219 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
23220 (ldm/stm peepholes): Ditto.
23221 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
23222 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
23223 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
23224 * config/arm/constraints.md: Enable "k" constraint on ARM.
23226 2008-02-27 Ben Elliston <bje@au.ibm.com>
23228 * config/rs6000/rs6000.c: Annotate cache line size field in all
23229 instances of struct processor_costs.
23231 2008-02-26 David Edelsohn <edelsohn@gnu.org>
23233 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
23234 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
23235 jump_bypass): New counters.
23236 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
23237 * dce.c (gate_ud_dce): Same.
23238 (gate_fast_dce): Same.
23239 * dse.c (gate_dse1): New function.
23240 (gate_dse2): New function.
23241 (gate_dse): Merge results of new gate functions.
23242 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
23243 (gate_handle_jump_bypass): Add dbg_cnt.
23244 (gate_handle_gcse): Add dbg_cnt.
23245 * ifcvt.c (gate_handle_if_conversion): Same.
23246 (gate_handle_if_after_combine): Same.
23247 (gate_handle_if_after_reload): Same.
23248 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
23250 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
23252 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
23254 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
23256 2008-02-26 Jason Merrill <jason@redhat.com>
23259 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
23260 alone if it's the naming decl for the type's main variant.
23262 2008-02-26 Tom Tromey <tromey@redhat.com>
23264 * system.h (USE_MAPPED_LOCATION): Poison.
23265 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
23266 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
23267 (make_goto_expr_edges): Likewise.
23268 (remove_bb): Likewise.
23269 (execute_warn_function_return): Likewise.
23270 * basic-block.h (struct edge_def) <goto_locus>: Change type to
23272 * c-common.c (fname_decl): Remove old location code.
23273 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
23275 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
23277 (ASM_INPUT_SOURCE_LOCATION): Likewise.
23278 (gen_rtx_ASM_INPUT): Likewise.
23279 (gen_rtx_ASM_INPUT_loc): Likewise.
23280 (get_rtx_asm_OPERANDS): Remove.
23281 * cfglayout.c (insn_locators_alloc): Remove old location code.
23282 (set_curr_insn_source_location): Likewise.
23283 (curr_insn_locator): Likewise.
23284 * print-tree.c (print_node): Remove old location code.
23285 * tree-mudflap.c (mf_varname_tree): Remove old location code.
23286 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
23287 * cfgexpand.c (expand_gimple_cond_expr): Don't use
23288 location_from_locus.
23289 (construct_exit_block): Remove old location code.
23290 * emit-rtl.c (force_next_line_note): Remove old location code.
23291 * profile.c (branch_prob): Remove old location code.
23292 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
23293 LOC_LINE): Remove old-location variants.
23294 * langhooks.c (lhd_print_error_function): Remove old location
23296 * configure, config.in: Rebuilt.
23297 * configure.ac (--enable-mapped-location): Remove.
23298 * c-decl.c (c_init_decl_processing): Remove old location code.
23299 (finish_function): Likewise.
23300 * recog.c (decode_asm_operands): Remove old location code.
23301 * c-pch.c (c_common_read_pch): Remove old location code.
23302 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
23304 * gimple-low.c (lower_function_body): Remove old location code.
23305 * toplev.c (unknown_location): Remove.
23306 (push_srcloc): Remove old-location variant.
23307 (process_options): Remove old location code.
23308 (lang_dependent_init): Likewise.
23309 * input.h (UNKNOWN_LOCATION): Move definition.
23310 (location_t): Undeprecate.
23311 (source_locus): Remove.
23312 (location_from_locus): Remove.
23313 (struct location_s): Remove.
23314 Remove all old-location code.
23315 (input_line, input_filename): Remove.
23316 * final.c (final_scan_insn): Remove old location code.
23317 * diagnostic.c (diagnostic_build_prefix): Remove
23318 USE_MAPPED_LOCATION test.
23319 * tree.h (gimple_stmt) <locus>: Now a location_t.
23320 (tree_exp) <locus>: Likewise.
23321 (DECL_IS_BUILTIN): Remove old-location variant.
23322 (annotate_with_file_line, annotate_with_locus): Likewise.
23323 (expr_locus, set_expr_locus): Update.
23324 * tree.c (build1_stat): Remove old location code.
23325 (last_annotated_node): Remove.
23326 (annotate_with_file_line): Remove old-location variant.
23327 (annotate_with_locus): Likewise.
23328 (expr_location): Remove old location code.
23329 (set_expr_location): Likewise.
23330 (expr_has_location): Likewise.
23331 (expr_locus): Likewise.
23332 (set_expr_locus): Likewise.
23333 (expr_filename): Don't use location_from_locus.
23334 (expr_lineno): Likewise.
23335 * rtl-error.c (location_for_asm): Remove old location code.
23336 * c-lex.c (cb_line_change): Remove old location code.
23337 (fe_file_change): Likewise.
23338 (cb_def_pragma): Likewise.
23339 (c_lex_with_flags): Likewise.
23340 * gengtype.c (do_typedef): Don't special-case location types.
23341 (define_location_structures): Remove.
23342 (main): Don't call define_location_structures.
23343 * tree-pretty-print.c (dump_implicit_edges): Remove old location
23346 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23349 * builtins.def (BUILT_IN_STDARG_START): Remove.
23350 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
23351 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
23352 * tree-inline.c (inline_forbidden_p_1): Likewise.
23354 2008-02-26 Richard Guenther <rguenther@suse.de>
23356 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23357 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23358 (lookup_decl_from_uid): Declare.
23359 (remove_decl_from_map): Likewise.
23360 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23361 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23362 (decl_for_uid_map): New global hashtable mapping DECL_UID
23364 (init_ttree): Allocate it.
23365 (insert_decl_to_uid_decl_map): New helper function.
23366 (make_node_stat): Insert new decls into the map.
23367 (copy_node_stat): Likewise.
23368 (lookup_decl_from_uid): New function.
23369 (remove_decl_from_map): Likewise.
23370 (print_decl_for_uid_map_statistics): New helper.
23371 (dump_tree_statistics): Call it.
23373 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23374 (referenced_var_iterator): Adjust.
23375 (FOR_EACH_REFERENCED_VAR): Adjust.
23376 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23377 (num_referenced_vars): Adjust.
23378 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23379 (first_referenced_var): Remove.
23380 (end_referenced_vars_p): Likewise.
23381 (next_referenced_var): Likewise.
23382 (referenced_var_iterator_set): New helper function.
23383 * tree-dfa.c (referenced_var_lookup): Adjust.
23384 (referenced_var_check_and_insert): Likewise.
23385 (remove_referenced_var): Likewise.
23386 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23387 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23388 (verify_call_clobbering): Likewise.
23389 (verify_memory_partitions): Likewise.
23390 (init_tree_ssa): Allocate bitmap instead of hashtable for
23392 (delete_tree_ssa): Adjust.
23393 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23394 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23395 (compute_tag_properties): Likewise.
23396 (set_initial_properties): Likewise.
23397 (find_partition_for): Likewise.
23398 (update_reference_counts): Likewise.
23399 (dump_may_aliases_for): Likewise.
23400 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23401 (add_call_clobber_ops): Likewise.
23402 (add_call_read_ops): Likewise.
23403 (get_asm_expr_operands): Likewise.
23404 * tree-into-ssa.c (dump_decl_set): Likewise.
23405 (update_ssa): Likewise.
23406 * tree-sra.c (scan_function): Likewise.
23407 (decide_instantiations): Likewise.
23408 (scalarize_parms): Likewise.
23409 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23410 (dsa_named_for): Likewise.
23411 * tree-ssa-structalias.c (update_alias_info): Likewise.
23412 (merge_smts_into): Likewise.
23414 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23417 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
23418 * c-opts.c (c_common_handle_option): Wall enables
23419 Wvolatile-register-var.
23420 * common.opt: Move Wvolatile-register-var to...
23423 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23425 * common.opt (Wlarger-than=): New.
23426 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
23428 * opts.c (common_handle_option): Handle -Wlarger-than=.
23429 * optc-gen.awk: Likewise.
23430 * opth-gen.awk: Likewise.
23431 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
23432 * tree-optimize.c (tree_rest_of_compilation): Likewise.
23434 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23436 * c-common.c (match_case_to_enum_1): Add appropriate
23437 OPT_W* parameter to warning.
23438 (c_do_switch_warnings): Likewise.
23439 * c-typeck.c (warning_init): Add one more parameter following
23440 'warning' function.
23441 (push_init_level): Update call to warning_init.
23442 (pop_init_level): Likewise.
23443 (add_pending_init): Likewise.
23444 (output_init_element: Likewise.
23446 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23449 * toplev.c (toplev_main): If there are warnings or error, print
23450 errors for ignored options.
23451 * opts.c (ignored_options): New static variable.
23452 (postpone_unknown_option_error): New.
23453 (print_ignored_options): New.
23454 (handle_option): Postpone errors for unknown -Wno-* options.
23455 * opts.h (print_ignored_options): Declare.
23457 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
23459 * config/mips/mips.md (loadgp_blockage, blockage): Change type
23462 2008-02-25 Richard Guenther <rguenther@suse.de>
23465 2008-02-25 Richard Guenther <rguenther@suse.de>
23467 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23468 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23469 (lookup_decl_from_uid): Declare.
23470 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23471 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23472 (decl_for_uid_map): New global hashtable mapping DECL_UID
23474 (init_ttree): Allocate it.
23475 (insert_decl_to_uid_decl_map): New helper function.
23476 (make_node_stat): Insert new decls into the map.
23477 (copy_node_stat): Likewise.
23478 (lookup_decl_from_uid): New function.
23479 (print_decl_for_uid_map_statistics): New helper.
23480 (dump_tree_statistics): Call it.
23482 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23483 (referenced_var_iterator): Adjust.
23484 (FOR_EACH_REFERENCED_VAR): Adjust.
23485 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23486 (num_referenced_vars): Adjust.
23487 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23488 (first_referenced_var): Remove.
23489 (end_referenced_vars_p): Likewise.
23490 (next_referenced_var): Likewise.
23491 (referenced_var_iterator_set): New helper function.
23492 * tree-dfa.c (referenced_var_lookup): Adjust.
23493 (referenced_var_check_and_insert): Likewise.
23494 (remove_referenced_var): Likewise.
23495 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23496 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23497 (verify_call_clobbering): Likewise.
23498 (verify_memory_partitions): Likewise.
23499 (init_tree_ssa): Allocate bitmap instead of hashtable for
23501 (delete_tree_ssa): Adjust.
23502 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23503 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23504 (compute_tag_properties): Likewise.
23505 (set_initial_properties): Likewise.
23506 (find_partition_for): Likewise.
23507 (update_reference_counts): Likewise.
23508 (dump_may_aliases_for): Likewise.
23509 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23510 (add_call_clobber_ops): Likewise.
23511 (add_call_read_ops): Likewise.
23512 (get_asm_expr_operands): Likewise.
23513 * tree-into-ssa.c (dump_decl_set): Likewise.
23514 (update_ssa): Likewise.
23515 * tree-sra.c (scan_function): Likewise.
23516 (decide_instantiations): Likewise.
23517 (scalarize_parms): Likewise.
23518 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23519 (dsa_named_for): Likewise.
23520 * tree-ssa-structalias.c (update_alias_info): Likewise.
23521 (merge_smts_into): Likewise.
23523 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23526 * doc/invoke.texi (-fcx-limited-range): Document new option.
23527 * toplev.c (process_options): Handle -fcx-fortran-rules.
23528 * common.opt: Add documentation for -fcx-fortran-rules.
23530 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23533 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
23534 actual behaviour and C99.
23536 2008-02-26 Ben Elliston <bje@au.ibm.com>
23538 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
23539 (ASM_CPU_POWER6_SPEC): Likewise.
23540 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
23541 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
23542 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
23544 2008-02-25 Richard Guenther <rguenther@suse.de>
23546 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23547 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23548 (lookup_decl_from_uid): Declare.
23549 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23550 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23551 (decl_for_uid_map): New global hashtable mapping DECL_UID
23553 (init_ttree): Allocate it.
23554 (insert_decl_to_uid_decl_map): New helper function.
23555 (make_node_stat): Insert new decls into the map.
23556 (copy_node_stat): Likewise.
23557 (lookup_decl_from_uid): New function.
23558 (print_decl_for_uid_map_statistics): New helper.
23559 (dump_tree_statistics): Call it.
23561 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23562 (referenced_var_iterator): Adjust.
23563 (FOR_EACH_REFERENCED_VAR): Adjust.
23564 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23565 (num_referenced_vars): Adjust.
23566 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23567 (first_referenced_var): Remove.
23568 (end_referenced_vars_p): Likewise.
23569 (next_referenced_var): Likewise.
23570 (referenced_var_iterator_set): New helper function.
23571 * tree-dfa.c (referenced_var_lookup): Adjust.
23572 (referenced_var_check_and_insert): Likewise.
23573 (remove_referenced_var): Likewise.
23574 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23575 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23576 (verify_call_clobbering): Likewise.
23577 (verify_memory_partitions): Likewise.
23578 (init_tree_ssa): Allocate bitmap instead of hashtable for
23580 (delete_tree_ssa): Adjust.
23581 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23582 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23583 (compute_tag_properties): Likewise.
23584 (set_initial_properties): Likewise.
23585 (find_partition_for): Likewise.
23586 (update_reference_counts): Likewise.
23587 (dump_may_aliases_for): Likewise.
23588 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23589 (add_call_clobber_ops): Likewise.
23590 (add_call_read_ops): Likewise.
23591 (get_asm_expr_operands): Likewise.
23592 * tree-into-ssa.c (dump_decl_set): Likewise.
23593 (update_ssa): Likewise.
23594 * tree-sra.c (scan_function): Likewise.
23595 (decide_instantiations): Likewise.
23596 (scalarize_parms): Likewise.
23597 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23598 (dsa_named_for): Likewise.
23599 * tree-ssa-structalias.c (update_alias_info): Likewise.
23600 (merge_smts_into): Likewise.
23602 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
23605 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
23606 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
23607 * alias.h (nonoverlapping_memrefs_p): Likewise.
23609 2008-02-25 Jan Beulich <jbeulich@novell.com>
23611 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
23612 * config/i386/netware-libgcc.exp: Add __bswap?i2,
23613 __emultls_get_address, __emultls_register_common,
23614 __floatundi?f, and _Unwind_GetIPInfo.
23615 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
23616 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
23617 (gen_regparm_prefix): Likewise.
23618 (i386_nlm_encode_section_info): Sync with
23619 config/i386/winnt.c:i386_pe_encode_section_info().
23620 (i386_nlm_maybe_mangle_decl_assembler_name): New.
23621 i386_nlm_mangle_decl_assembler_name): New.
23622 (netware_override_options): New.
23623 * config/i386/netware.h (netware_override_options): Declare.
23624 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
23625 (i386_nlm_mangle_decl_assembler_name): Declare.
23626 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
23628 2008-02-25 Ben Elliston <bje@au.ibm.com>
23631 * c-decl.c (grokdeclarator): Remove unused local variables
23632 `typedef_type' and `type_as_written'.
23634 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
23635 unused local variable `has_hot_blocks'.
23636 (fix_crossing_conditional_branches): Remove unused local variable
23639 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
23641 PR middle-end/19984
23642 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
23643 using DEF_C99_BUILTIN.
23644 (BUILT_IN_NANF): Ditto.
23645 (BUILT_IN_NANL): Ditto.
23647 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
23648 Revital Eres <eres@il.ibm.com>
23650 * modulo-sched.c (calculate_must_precede_follow): Address TODO
23651 regarding the order of two dependent insns in the same row.
23653 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
23655 * stor-layout.c (layout_decl): Do not bump the alignment of a
23656 bit-field to more than byte alignment if it is packed.
23658 2008-02-24 David Edelsohn <edelsohn@gnu.org>
23660 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
23663 2008-02-24 Diego Novillo <dnovillo@google.com>
23665 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
23668 * tree-vrp.c (vrp_evaluate_conditional): With
23669 -Wtype-limits, emit a warning when comparing against a
23670 constant outside the natural range of OP0's type.
23671 * c.opt (Wtype-limits): Move ...
23672 * common.opt (Wtype-limits): ... here.
23674 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
23676 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
23677 * config/rs6000/e300c2c3.md: New file.
23678 * config/rs6000/rs6000.c (processor_costs): Add new costs for
23680 (rs6000_override_options): Add e300c2 and e300c3 cases to
23681 processor_target_table. Do not allow usage of Altivec or Spe
23682 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
23683 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
23684 * config/rs6000/rs6000.h (processor_type): Add
23685 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
23686 (ASM_CPU_SPEC): Add e300c2 and e300c3.
23687 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
23688 and ppce300c3. Include e300c2c3.md.
23690 2008-02-23 David Edelsohn <edelsohn@gnu.org>
23692 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
23693 instead of TARGET_STRICT_ALIGN.
23695 2008-02-23 Joseph Myers <joseph@codesourcery.com>
23697 * explow.c (memory_address): Assert that the generated address is
23700 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23703 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
23704 * config/darwin-ppc-ldouble-patch.def: New file.
23705 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
23706 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
23707 SUBTARGET_INIT_BUILTINS if defined.
23708 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
23711 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23714 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
23715 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
23717 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23720 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
23721 file" warning condtional on -Winvalid-PCH.
23723 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
23725 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
23727 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
23731 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
23732 prevent reload from using MMX registers.
23733 (*mov<mode>_internal): Ditto.
23734 (*movv2sf_internal_rex64): Ditto.
23735 (*movv2sf_internal): Ditto.
23737 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23739 PR documentation/31569
23740 * doc/install.texi2html: Use makeinfo --no-number-sections.
23742 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23744 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
23745 ensure that we can address an entire entity > 8 bytes. Don't
23746 generate reg+reg addressing for such data.
23748 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23750 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
23751 strings when optimizing for size, unless the target cares about
23754 2008-02-22 Tom Tromey <tromey@redhat.com>
23756 * regclass.c (current_pass): Remove declaration.
23758 2008-02-22 Anatoly Sokolov <aesok@post.ru>
23760 * config/avr/libgcc.S (__RAMPZ__): Define.
23761 (__do_copy_data): Add for devices with 128KB code memory.
23763 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23765 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
23767 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
23769 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
23771 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
23774 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23777 * c-typeck.c (build_binary_op): Warn about floating point
23778 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
23780 2008-02-21 Janis Johnson <janis187@us.ibm.com>
23783 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
23784 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
23786 (rs6000_override_options): Set altivec_abi as default, not override,
23787 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
23788 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
23789 is used; use new member spe_abi.
23790 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
23791 spe_abi and altivec_abi.
23793 2008-02-22 Tomas Bily <tbily@suse.cz>
23795 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
23797 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23800 * config.build (build_file_translate): Set to `CMD //c' only if
23802 * Makefile.in (build_file_translate): Improve comment.
23804 2008-02-21 Jan Hubicka <jh@suse.cz>
23806 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
23807 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
23808 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
23810 2008-02-21 Michael Matz <matz@suse.de>
23813 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
23815 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
23817 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
23818 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
23819 as insn constraint.
23820 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
23821 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
23822 SSE_VEC_FLOAT_MODE_P as insn constraint.
23823 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
23824 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
23825 sse4a_movntdf using MODEF mode iterator.
23826 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
23827 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
23828 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
23829 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
23830 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
23831 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
23832 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
23834 2008-02-21 Richard Guenther <rguenther@suse.de>
23836 * tree.def (PAREN_EXPR): New tree code.
23837 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
23839 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
23840 * expr.c (expand_expr_real_1): Likewise.
23841 * tree-inline.c (estimate_num_insns_1): Likewise.
23842 * tree-complex.c (expand_complex_move): Likewise.
23843 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
23846 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23849 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
23851 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
23854 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
23856 * config/sh/sh.c (find_barrier): Don't go past
23857 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
23859 2008-02-20 DJ Delorie <dj@redhat.com>
23861 * config/h8300/h8300.md (insv): Force source operand to be a register.
23863 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
23864 as a jump, not as a plain insn.
23866 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
23868 * doc/invoke.texi (Warning Options): Add new option
23869 -Wframe-larger-than=.
23870 (-Wframe-larger-than): Document.
23872 * flags.h (warn_frame_larger_than, frame_larger_than_size):
23873 Add declarations for new option variables.
23875 * final.c (final_start_function): Check the frame size
23876 before emission and issue a Wframe-larger-than warning.
23878 * opts.c (warn_frame_larger_than, frame_larger_than_size):
23879 Add definitions for new option variables.
23880 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
23882 * common.opt (Wframe-larger-than=): New option.
23884 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23886 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
23887 (<sse>_div<mode>3): Ditto.
23888 (<sse>_vmdiv<mode>3): Ditto.
23889 (<sse>_vmsqrt<mode>2): Ditto.
23890 (*smax<mode>3): Ditto.
23891 (sse5_frcz<mode>2): Ditto.
23892 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
23893 as insn constraint.
23895 2008-02-20 Richard Guenther <rguenther@suse.de>
23897 PR middle-end/35265
23898 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
23899 be happy with INTEGRAL_TYPE_P.
23901 2008-02-20 Richard Guenther <rguenther@suse.de>
23903 * fold-const.c (split_tree): Associate floatig-point expressions
23904 if flag_associative_math is set.
23906 2008-02-20 Richard Guenther <rguenther@suse.de>
23908 * tree.h (fold_real_zero_addition_p): Declare.
23909 * fold-const.c (fold_real_zero_addition_p): Export.
23910 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
23911 floating-point operations with zero and one.
23913 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
23915 * doc/install.texi: Correct references to CFLAGS, replacing them
23916 with BOOT_CFLAGS. Document flags used during bootstrap for
23919 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
23921 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
23922 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
23923 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
23925 (smin<mode>3): Ditto from similar patterns.
23926 (smax<mode>3): Ditto.
23927 (*ieee_smin<mode>3): Ditto.
23928 (*ieee_smax<mode>3): Ditto.
23929 * config/i386/sse.md (sse): New mode attribute.
23930 (mov<mode>): Macroize expander from movv4sf and movv2df using
23931 SSEMODEF2P mode iterator.
23932 (<sse>_movnt<mode>): Ditto from similar patterns. Use
23933 SSE_VEC_FLOAT_MODE_P as insn constraint.
23934 (storent<mode>): Ditto.
23935 (storent<mode>): Macroize expander from storentsf and storentdf using
23936 MODEF mode iterator.
23937 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
23938 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
23939 (abs<mode>2): Ditto from similar patterns.
23940 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
23941 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
23942 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
23943 (<sse>_vmsqrt<mode>2): Ditto.
23944 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
23945 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
23946 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
23947 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
23948 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
23949 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
23950 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
23952 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
23953 iterator and SSE_FLOAT_MODE_P as insn constraint.
23954 (<sse>_ucomi): Ditto from similar patterns.
23955 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
23956 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
23957 SSE_VEC_FLOAT_MODE_P as insn constraint.
23958 (vcond<mode>): Ditto from similar patterns.
23959 (and<mode>3, *and<mode>3): Ditto.
23960 (<sse>_nand<mode>3): Ditto.
23961 (ior<mode>3, *ior<mode>3): Ditto.
23962 (xor<mode>3, *xor<mode>3): Ditto.
23963 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
23964 iterator and SSE_FLOAT_MODE_P as insn constraint.
23965 (*nand<mode>3): Ditto from similar patterns.
23966 (*ior<mode>3): Ditto.
23967 (*xor<mode>3): Ditto.
23969 2008-02-20 Ira Rosen <irar@il.ibm.com>
23971 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
23972 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
23973 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
23975 2008-02-19 Jan Hubicka <jh@suse.cz>
23977 * predict.c (tree_bb_level_predictions): Remove variable next
23978 mistakely introduced by previous commit.
23980 2008-02-19 Jan Hubicka <jh@suse.cz>
23982 * predict.c (predict_paths_leading_to): Rewrite.
23983 (predict_paths_for_bb): New.
23984 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
23986 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23989 * Makefile.in (build_file_translate): New.
23990 (gcc-vers.texi): Use it for translating $(abs_srcdir).
23991 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
23992 * configure.ac (build_file_translate): Substitute it.
23993 * configure: Regenerate.
23995 2008-02-19 Jan Hubicka <jh@suse.cz>
23997 PR rtl-optimization/34408
23998 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
24001 2008-02-19 Jan Hubicka <jh@suse.cz>
24003 PR middle-end/28779
24004 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
24007 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
24010 * config/i386/i386-modes.def: Revert the last DI alignment
24011 change until Ada people can look into it.
24013 2008-02-19 Nick Clifton <nickc@redhat.com>
24015 * opts.c (print_specific_help): Fix typo in --help text.
24017 2008-02-19 Jakub Jelinek <jakub@redhat.com>
24020 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
24021 32-bit inline asm without asm alternatives for host GCC < 3.0.
24023 2008-02-19 Richard Guenther <rguenther@suse.de>
24025 PR tree-optimization/34989
24026 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
24027 Allow propagation to INDIRECT_REF if we can simplify only.
24029 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24031 * c-common.c (warn_for_collisions_1): Use appropriate option when
24034 2008-02-19 Nick Clifton <nickc@redhat.com>
24037 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
24038 (handle_options): Fix indentation.
24039 (print_filtered_help): If no language-specific options were
24040 displayed tell the user how to list all the options supported by
24041 the language's front-end.
24042 (print_specific_help): Fix indentation and remove duplicate line.
24043 (common_handle_option): Handle the -v option.
24044 For --help enable the display of undocumented options if the -v
24045 switch has been included on the command line.
24046 For --help= check for overlaps in the arguments between the option
24047 classes and the language names and issue a warning when they
24048 cannot be disambiguated.
24049 * c.opt (v): Pass on to the common option handler.
24051 2008-02-19 Revital Eres <eres@il.ibm.com>
24053 * modulo-sched.c (sms_schedule): Change dump message when
24054 create_ddg function fails.
24055 (try_scheduling_node_in_cycle): Rename row to cycle.
24056 (print_partial_schedule): Rename CYCLE to ROW.
24058 2008-02-19 Christian Bruel <christian.bruel@st.com>
24059 Zdenek Dvorak <ook@ucw.cz>
24061 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
24063 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24066 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
24067 (*x86_movdicc_0_m1_se): Ditto.
24069 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24071 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
24072 (CMPtype): Define as __gcc_CMPtype.
24073 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
24074 (CMPtype): Define as __gcc_CMPtype.
24076 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
24078 Support valgrind 3.3 for --enable-checking=valgrind.
24079 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
24081 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
24082 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
24083 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
24084 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
24085 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
24086 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
24087 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
24089 * ggc-zone.c: Similar.
24090 * ggc-page.c: Similar.
24092 2008-02-19 Paul Brook <paul@codesourcery.com>
24095 * config/arm/ieee754-df.S: Fix do_it typo.
24096 * config/arm/ieee754-sf.S: Fix do_it typo.
24098 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24101 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
24102 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
24103 (OPTION_MASK_ISA_SSE_SET): Likewise.
24104 (OPTION_MASK_ISA_SSE2_SET): Likewise.
24105 (OPTION_MASK_ISA_SSE3_SET): Likewise.
24106 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
24107 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
24108 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
24109 (OPTION_MASK_ISA_SSE4_SET): Likewise.
24110 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
24111 (OPTION_MASK_ISA_SSE5_SET): Likewise.
24112 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
24113 (OPTION_MASK_ISA_MMX_UNSET): Updated.
24114 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
24115 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
24116 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
24117 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
24118 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
24119 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
24120 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
24121 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
24122 (OPTION_MASK_ISA_SSE4): Removed.
24123 (ix86_handle_option): Turn on bits in ix86_isa_flags and
24124 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
24125 (override_options): Don't turn on implied SSE/MMX bits in
24128 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24130 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24133 2008-02-18 Joey Ye <joey.ye@intel.com>
24135 PR middle-end/34921
24136 * tree-nested.c (insert_field_into_struct): Set type alignment
24137 to field alignment if the former is less than the latter.
24139 2008-02-18 Jakub Jelinek <jakub@redhat.com>
24141 * BASE-VER: Set to 4.4.0.
24143 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24145 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
24146 * doc/cfg.texi: Likewise.
24147 * doc/extend.texi: Likewise.
24148 * doc/gty.texi: Likewise.
24149 * doc/invoke.texi: Likewise.
24150 * doc/loop.texi: Likewise.
24151 * doc/md.texi: Likewise.
24152 * doc/passes.texi: Likewise.
24153 * doc/rtl.texi: Likewise.
24154 * doc/sourcebuild.texi: Likewise.
24155 * doc/tm.texi: Likewise.
24156 * doc/tree-ssa.texi: Likewise.
24158 2008-02-17 Richard Guenther <rguenther@suse.de>
24160 PR middle-end/35227
24161 * tree-complex.c (init_parameter_lattice_values): Handle parameters
24162 without default definition.
24164 2008-02-17 Richard Guenther <rguenther@suse.de>
24166 PR tree-optimization/35231
24167 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
24170 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
24173 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24174 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24175 libgcc_cmp_return mode.
24177 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24180 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
24182 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
24184 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
24187 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24189 * doc/c-tree.texi: Use `@.' where appropriate.
24190 * doc/extend.texi: Likewise.
24191 * doc/install.texi: Likewise.
24192 * doc/invoke.texi: Likewise.
24193 * doc/loop.texi: Likewise.
24194 * doc/makefile.texi: Likewise.
24195 * doc/md.texi: Likewise.
24196 * doc/passes.texi: Likewise.
24197 * doc/standards.texi: Likewise.
24198 * doc/tm.texi: Likewise.
24200 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24202 PR middle-end/35196
24203 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
24205 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
24206 rather than in entry_bb.
24208 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24210 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24211 libgcc_cmp_return mode.
24213 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24215 PR middle-end/35130
24216 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
24217 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
24219 2008-02-15 Richard Guenther <rguenther@suse.de>
24220 Zdenek Dvorak <ook@ucw.cz>
24222 PR tree-optimization/35164
24223 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
24224 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
24225 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24226 Only propagate addresses which do not have abnormal SSA_NAMEs
24229 2008-02-15 Joseph Myers <joseph@codesourcery.com>
24232 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
24234 2008-02-15 Jan Hubicka <jh@suse.cz>
24236 PR middle-end/35149
24237 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
24239 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24241 PR middle-end/34621
24242 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
24243 when calculating alignment_pad.
24245 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24247 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
24248 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
24249 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
24250 and STACK_BOUNDARY define.
24252 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
24254 PR preprocessor/35061
24255 * c-pragma.c (handle_pragma_pop_macro): Check that
24256 pushed_macro_table has been allocated.
24258 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
24260 PR middle-end/35136
24261 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
24262 (force_gimple_operand): Likewise.
24263 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
24264 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
24265 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
24266 (find_interesting_uses_address): Check addressability and alignment
24267 of the base expression only after substituting bases of IVs into it.
24269 2008-02-14 Michael Matz <matz@suse.de>
24272 * function.c (instantiate_virtual_regs_in_insn): Reload address
24273 before falling back to reloading the whole operand.
24275 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
24277 * config/s390/s390.c (s390_mainpool_start): Emit the pool
24278 before the first section switch note.
24280 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24282 * doc/bugreport.texi: Update copyright years.
24283 * doc/c-tree.texi: Likewise.
24284 * doc/cfg.texi: Likewise.
24285 * doc/cpp.texi: Likewise.
24286 * doc/cppinternals.texi: Likewise.
24287 * doc/fragments.texi: Likewise.
24288 * doc/frontends.texi: Likewise.
24289 * doc/gcc.texi: Likewise.
24290 * doc/gty.texi: Likewise.
24291 * doc/hostconfig.texi: Likewise.
24292 * doc/implement-c.texi: Likewise.
24293 * doc/libgcc.texi: Likewise.
24294 * doc/loop.texi: Likewise.
24295 * doc/makefile.texi: Likewise.
24296 * doc/options.texi: Likewise.
24297 * doc/passes.texi: Likewise.
24298 * doc/rtl.texi: Likewise.
24299 * doc/sourcebuild.texi: Likewise.
24300 * doc/standards.texi: Likewise.
24301 * doc/tree-ssa.texi: Likewise.
24302 * doc/trouble.texi: Likewise.
24304 * doc/extend.texi: Use @: or add comma where appropriate.
24305 * doc/invoke.texi: Likewise.
24306 * doc/tm.texi: Likewise.
24308 2008-02-14 Alan Modra <amodra@bigpond.net.au>
24311 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
24314 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
24316 * doc/md.texi (clz, ctz): Add reference.
24317 * doc/rtl.texi (clz, ctz): Likewise.
24319 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24322 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
24325 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
24327 * config/s390/s390.c (struct constant_pool): New field
24328 emit_pool_after added.
24329 (s390_mainpool_start): Set the emit_pool_after flag according
24330 to the section switch notes.
24331 (s390_mainpool_finish): Consider emit_pool_after when emitting
24332 the literal pool at the end of the function.
24333 (s390_chunkify_start): Force literal pool splits at section
24336 2008-02-13 Michael Matz <matz@suse.de>
24339 * var-tracking.c (clobber_variable_part): Correctly traverse the
24342 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24345 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
24346 Add -fdump-ipa-inline.
24347 * tree-dump.c (dump_files): Remove tree-inlined dump.
24348 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
24350 2008-02-12 Richard Guenther <rguenther@suse.de>
24352 PR tree-optimization/35171
24353 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
24356 2008-02-12 Richard Guenther <rguenther@suse.de>
24358 PR middle-end/35163
24359 * fold-const.c (fold_widened_comparison): Use get_unwidened in
24360 value-preserving mode. Disallow final truncation.
24362 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
24364 PR middle-end/35136
24365 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
24366 code from here to...
24367 (force_gimple_operand): ...here.
24369 2008-02-12 Jakub Jelinek <jakub@redhat.com>
24372 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
24373 non-compatible pointers.
24374 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
24375 different FIELD_DECLs, try harder by comparing field offsets, sizes
24378 PR inline-asm/35160
24379 * function.c (match_asm_constraints_1): Don't replace the same input
24382 2008-02-12 Anatoly Sokolov <aesok@post.ru>
24384 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
24385 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
24386 (expand_epilogue): Restore RAMPZ register.
24387 * config/avr/avr.md (RAMPZ_ADDR): New constant.
24389 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
24391 * config/i386/cygwin.asm: (__alloca): Correct calling
24392 convention and alignment.
24393 (__chkstk): Force 8 byte stack alignment.
24395 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
24396 Richard Guenther <rguenther@suse.de>
24398 PR tree-optimization/33992
24399 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
24400 the zero we compare against.
24402 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
24404 PR libfortran/35063
24405 * gthr-win32.h (__gthread_mutex_destroy_function): New function
24406 to CloseHandle after unlocking to prevent accumulation of handle
24409 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24411 PR middle_end/34150
24412 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
24413 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
24414 and update LABEL_NUSES during and after reload.
24416 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
24418 PR middle-end/34627
24419 * combine.c (simplify_if_then_else): Make sure the comparison is
24420 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
24422 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
24425 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
24426 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
24427 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
24428 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
24429 * tree.h (get_type_static_bounds): Likewise.
24431 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24433 * doc/invoke.texi (Option Summary, C++ Dialect Options)
24434 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24435 Make -Wfoo language annotations match what the compiler outputs.
24437 2008-02-08 Sa Liu <saliu@de.ibm.com>
24439 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
24440 intrinsics spu_convts, spu_convtu, spu_convtf.
24442 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
24444 * doc/extend.texi (Function Attributes) <noinline>: Mention
24445 asm ("") as method to keep calls.
24447 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24450 * doc/options.texi (Options): Replace references to opts.sh with
24452 * opts-common.c: Likewise.
24453 * optc-gen.awk: Likewise.
24455 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
24457 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
24459 2008-02-07 Richard Henderson <rth@redhat.com>
24462 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
24463 EXPR_LIST for the REG_EQUAL instead of a comparison with a
24466 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
24468 PR tree-optimization/35085
24469 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
24470 for operand entry oe2 in addition to operand entry oe3 in order to
24471 expose more opportunities for vectorizer sum reduction.
24473 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24476 * Makefile.in (LIBS): Remove $(GMPLIBS).
24477 (cc1-dummy, cc1): Add $(GMPLIBS).
24479 2008-02-06 Jan Hubicka <jh@suse.cz>
24482 * i386.md (moddf_integer): Do not produce partial memory stalls for
24483 targets where it hurts.
24485 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
24488 * optabs.c (expand_float): Do not check for decimal modes when
24489 expanding unsigned integer through signed conversion.
24491 2008-02-06 Nick Clifton <nickc@redhat.com>
24493 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
24494 inside the clobber with a match_operand and duplicated operand
24495 number in the constraint.
24496 (ineqbranchsi): Delete redundant comment.
24498 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
24500 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
24501 builtin_define ("__USE_INIT_FINI__").
24502 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
24504 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
24506 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24508 PR documentation/30330
24509 * doc/invoke.texi (C++ Dialect Options)
24510 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24511 For each warning option -Wfoo that allows -Wno-foo, ensure both
24512 -Wfoo and -Wno-foo are listed in the option index. Fix index
24513 entry of -Wswitch-default, index -Wnormalized= including the
24514 `=', and -Wlarger-than-@var{len} including @var{len}.
24516 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24518 * config/i386/i386.md (floatunssisf2): Use
24519 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
24520 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
24521 Macroize expander using MODEF mode iterator.
24523 2008-02-05 Diego Novillo <dnovillo@google.com>
24525 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
24528 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
24530 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24533 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
24535 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
24538 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
24539 to indicate if a message should be generated.
24540 (init_cumulative_args): Updated.
24541 (function_value_32): Likewise.
24543 2008-02-05 Joseph Myers <joseph@codesourcery.com>
24545 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
24547 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24550 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
24551 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
24553 2008-02-04 Diego Novillo <dnovillo@google.com>
24555 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
24558 * tree-vrp.c (vrp_evaluate_conditional): With
24559 -Wtype-limits, emit a warning when comparing against a
24560 constant outside the natural range of OP0's type.
24562 2008-02-04 Richard Guenther <rguenther@suse.de>
24564 PR middle-end/33631
24565 * expr.c (count_type_elements): Give for unions instead of
24568 2008-02-04 Richard Guenther <rguenther@suse.de>
24570 PR middle-end/35043
24571 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
24572 to TYPE_DOMAINs base type instead of using bitsizetype here.
24574 2008-02-03 Jason Merrill <jason@redhat.com>
24576 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
24578 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24581 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
24582 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
24583 (RS/6000 and PowerPC Options): Fix typos and markup.
24584 * doc/passes.texi (Tree-SSA passes): Likewise.
24586 2008-02-02 Michael Matz <matz@suse.de>
24589 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
24590 from record_last_reg_set_info.
24591 (record_last_reg_set_info): Take an RTX argument, iterate over all
24592 constituent hardregs.
24593 (record_last_set_info, record_opr_changes): Change calls to
24594 new signature or to record_last_reg_set_info_regno.
24596 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
24598 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
24600 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
24602 PR rtl-optimization/34773
24603 * reg-notes.def (EQUAL): Mention significance of combination of
24604 REG_EQUAL and REG_RETVAL.
24605 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
24606 insn that has a REG_RETVAL.
24608 2008-02-01 Roger Sayle <roger@eyesopen.com>
24611 * configure.ac (--enable-fixed-point): Disable unless explicitly
24613 * configure: Regenerate.
24615 2008-02-01 Richard Guenther <rguenther@suse.de>
24618 * invoke.texi (-finline-limit): Remove no longer true parts
24619 of the documentation. Note that there is no default value.
24621 2008-02-01 Andrew Pinski <pinskia@gmail.com>
24622 Mark Mitchell <mark@codesourcery.com>
24623 Ben Elliston <bje@au.ibm.com>
24626 * doc/extend.texi (Other Builtins): Document.
24628 2008-01-31 Tom Browder <tom.browder@gmail.com>
24630 * doc/c-tree.texi (Types): Fix grammar.
24631 (Expression trees): Ditto.
24632 * doc/passes.texi (Tree-SSA passes): Ditto.
24634 * doc/configterms.texi (Configure Terms): Fix typo.
24635 * doc/cpp.texi (Common Predefined Macros): Ditto.
24636 * doc/md.texi (Machine Constraints): Ditto.
24638 * doc/makefile.texi (Makefile): Add comma.
24640 2008-01-31 Tom Browder <tom.browder@gmail.com>
24641 Gerald Pfeifer <gerald@pfeifer.com>
24643 * doc/sourcebuild.texi (Front End): Remove references to CVS
24644 and CVSROOT/modules.
24645 (Texinfo Manuals): Replace reference to CVS by one to SVN.
24646 (Back End): Remove reference to CVS.
24648 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24651 * config/mips/mips.c (gen_load_const_gp): New function, taking a
24653 (mips16_gp_pseudo_reg): ...here.
24654 * config/mips/mips.md (load_const_gp): Replace with...
24655 (load_const_gp_<mode>): ...this :P-based insn.
24657 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24659 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
24660 options. Minor fixes.
24661 (-std): Move reference to standards closer to where language
24662 standards are first mentioned.
24664 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24666 PR rtl-optimization/34995
24667 * reload.c (alternative_allows_const_pool_ref): Take an rtx
24668 parameter and return a bool. If the rtx parameter is nonnull,
24669 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
24670 (find_reloads): Update call accordingly. Pass the new operand
24671 if it needed no address reloads, otherwise pass null.
24673 2008-01-30 Richard Henderson <rth@redhat.com>
24676 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
24677 for unbounded arrays.
24679 2008-01-30 Silvius Rus <rus@google.com>
24681 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
24683 2008-01-30 Jan Hubicka <jh@suse.cz>
24686 * i386.c (init_cumulative_args): Use real function declaration when
24689 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
24691 PR rtl-optimization/34998
24692 * global.c (build_insn_chain): Treat non-subreg_lowpart
24693 SUBREGs of pseudos as clobbering all the words covered by the
24694 SUBREG, not just all the bytes.
24695 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
24696 original df_ref rather than an extract parameter.
24697 (global_conflicts): Update call accordingly.
24699 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
24701 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
24702 the overflow check to make it easier to read.
24703 (__fixtfdi): Change the type of the ll member in union
24704 long_double to UDItype_x.
24706 2008-01-30 Jakub Jelinek <jakub@redhat.com>
24708 PR middle-end/34969
24709 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
24710 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
24711 * tree-inline.c (fold_marked_statements): Call
24712 cgraph_update_edges_for_call_stmt if folding a call statement.
24713 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
24714 debug_generic_stmt calls, reset it back afterwards.
24717 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
24719 * c-typeck.c (build_external_ref): Don't pedwarn about
24720 static vars in current function's scope.
24722 2008-01-29 Joseph Myers <joseph@codesourcery.com>
24724 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
24726 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
24729 * ipa-struct-reorg.c: Fix spelling.
24730 * params.def: Ditto.
24732 2008-01-29 Richard Guenther <rguenther@suse.de>
24734 PR middle-end/35006
24735 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
24737 * tree-inline.c (remap_type): Increment remapping_type_depth
24738 around remapping types.
24739 (copy_body_r): Only add referenced variables if they are referenced
24740 from code, not types.
24742 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
24753 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
24754 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
24756 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
24759 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
24760 pointer for tiny stack.
24762 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24764 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
24766 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
24768 * config/vx-common.h: Fix typo in comment.
24770 2008-01-28 Ian Lance Taylor <iant@google.com>
24774 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
24775 coalesce pointers if they have different DECL_NO_TBAA_P values.
24776 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
24777 between variables with different DECL_NO_TBAA_P values.
24779 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
24782 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
24783 are not legitimate small data references on SPE targets.
24785 2008-01-28 David Daney <ddaney@avtrex.com>
24787 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
24789 2008-01-28 David Daney <ddaney@avtrex.com>
24791 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
24793 2008-01-27 Joseph Myers <joseph@codesourcery.com>
24795 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
24796 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
24797 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
24798 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
24799 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
24800 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
24801 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
24802 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
24804 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24806 * basic-block.h (condjump_equiv_p): Fix comment.
24808 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24810 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
24811 print_generic_stmt_indented): Fix comment.
24813 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
24815 * configure.ac (__stack_chk_fail): Add detecion for availability
24816 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
24817 * configure: Regenerate.
24819 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
24821 PR middle-end/34688
24822 * final.c (output_addr_const): Handle TRUNCATE.
24824 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
24827 * tree-ssa-loop-ivopts.c (comp_cost): New type.
24828 (zero_cost, infinite_cost): New constants.
24829 (struct cost_pair): Change type of cost to comp_cost.
24830 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
24831 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
24833 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
24834 split_address_cost, ptr_difference_cost, difference_cost,
24835 get_computation_cost_at, get_computation_cost,
24836 determine_use_iv_cost_generic, determine_use_iv_cost_address,
24837 determine_use_iv_cost_condition, determine_use_iv_costs,
24838 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
24839 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
24840 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
24841 Change type of cost to comp_cost.
24842 (determine_iv_cost): Increase cost of non-original ivs, instead
24843 of decreasing the cost of original ones.
24844 (get_address_cost): Indicate the complexity of the addressing mode
24846 (try_add_cand_for): Prefer using ivs not specific to some object.
24847 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
24849 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
24850 Janis Johnson <janis187@us.ibm.com>
24853 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
24854 (TARGET_INSTANTIATE_DECLS): Likewise.
24855 * target.h (expand_to_rtl_hook): New target hook.
24856 (instantiate_decls): Likewise.
24857 * function.c (instantiate_decl): Make non-static. Rename to...
24858 (instantiate_decl_rtl): ... this.
24859 (instantiate_expr): Use instantiate_decl_rtl.
24860 (instantiate_decls_1): Likewise.
24861 (instantiate_decls): Likewise.
24862 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
24863 * function.h (instantiate_decl_rtl): Add prototype.
24864 * cfgexpand.c (target.h): New include.
24865 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
24866 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
24867 (TARGET_INSTANTIATE_DECLS): Likewise.
24868 (TARGET_INITIALIZER): New target hooks added.
24869 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
24871 * config/rs6000/rs6000.c (tree-flow.h): New include.
24872 (machine_function): Add sdmode_stack_slot field.
24873 (rs6000_alloc_sdmode_stack_slot): New function.
24874 (rs6000_instantiate_decls): Likewise.
24875 (rs6000_secondary_memory_needed_rtx): Likewise.
24876 (rs6000_check_sdmode): Likewise.
24877 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
24878 (TARGET_INSTANTIATE_DECLS): Likewise.
24879 (rs6000_hard_regno_mode_ok): Allow SDmode.
24880 (num_insns_constant): Likewise. Handle _Decimal32 constants.
24881 (rs6000_emit_move): Handle SDmode.
24882 (function_arg_advance): Likewise.
24883 (function_arg): Likewise.
24884 (rs6000_gimplify_va_arg): Likewise. Add special handling of
24885 SDmode var args for 32-bit compiles.
24886 (rs6000_secondary_reload_class): Handle SDmode.
24887 (rs6000_output_function_epilogue): Likewise.
24888 (rs6000_function_value): Simplify if statement.
24889 (rs6000_libcall_value): Likewise.
24890 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
24891 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
24892 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
24893 (movsd_hardfloat): New define_insn.
24894 (movsd_softfloat): Likewise.
24895 (movsd_store): Likewise.
24896 (movsd_load): Likewise.
24897 (extendsddd2): Likewise.
24898 (extendsdtd2): Likewise.
24899 (truncddsd2): Likewise.
24900 (movdd_hardfloat64): Fixup comment.
24901 (UNSPEC_MOVSD_LOAD): New constant.
24902 (UNSPEC_MOVSD_STORE): Likewise.
24904 2008-01-26 Jakub Jelinek <jakub@redhat.com>
24907 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
24909 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
24910 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
24911 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
24912 and TRUTH_XOR_EXPR.
24914 2008-01-26 David Edelsohn <edelsohn@gnu.org>
24917 * config.gcc: Separate AIX 5.3 from AIX 6.1.
24918 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
24919 __LONGDOUBLE128 too.
24920 * config/rs6000/aix61.h: New file.
24922 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24924 PR rtl-optimization/34959
24925 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
24926 popcount and parity rtxes the same mode as their operand.
24927 Truncate or extend the result to the return value's mode
24930 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
24933 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
24934 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
24935 to GOT_VERSION_REGNUM.
24936 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
24937 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
24938 * config/mips/mips.c (mips_emit_call_insn): New function.
24939 (mips_call_tls_get_addr): Call mips_expand_call directly.
24940 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
24942 (mips16_build_call_stub): Likewise. Return the call insn or null.
24943 (mips_expand_call): Update the call to mips16_build_call_stub
24944 accordingly and a remove redundant condition. Assert that MIPS16
24945 stubs do not use lazy binding. Use mips_emit_call_insn and return
24947 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
24949 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
24950 (mips_avoid_hazard): Remove hazard_set handling.
24951 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
24952 (UNSPEC_RESTORE_GP): ...this.
24953 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
24954 (FAKE_CALL_REGNO): Rename to...
24955 (GOT_VERSION_REGNUM): ...this.
24956 (type): Add "ghost" value. Add an associated insn reservation.
24957 (hazard_set): Remove.
24958 (exception_receiver): Rename to...
24959 (restore_gp): ...this and update the unspec identifier accordingly.
24960 (exception_receiver, nonlocal_got_receiver): New expanders.
24961 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
24962 FAKE_CALL_REGNO. Remove hazard_set attribute.
24963 (set_got_version, update_got_version): New patterns.
24965 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
24968 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
24970 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24973 * doc/install.texi2html: Generate gcc-vers.texi.
24975 2008-01-25 DJ Delorie <dj@redhat.com>
24977 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
24979 2008-01-25 Joseph Myers <joseph@codesourcery.com>
24981 * config/c4x: Remove directory.
24982 * config.gcc (crx-*, mt-*): Mark obsolete.
24983 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
24984 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
24985 sh-*-rtemscoff*): Remove cases.
24986 * defaults.h (C4X_FLOAT_FORMAT): Remove.
24987 * real.c (encode_c4x_single, decode_c4x_single,
24988 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
24989 c4x_extended_format): Remove.
24990 * real.h (c4x_single_format, c4x_extended_format): Remove.
24991 * doc/extend.texi (interrupt, naked): Remove mention of attributes
24993 (Pragmas): Remove comment about c4x pragmas.
24994 * doc/install.texi (c4x): Remove target-specific instructions.
24995 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
24996 * doc/md.texi (Machine Constraints): Remove C4x documentation.
24997 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
24998 refer to C4x source files as examples.
24999 (C4X_FLOAT_FORMAT): Remove documentation.
25001 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
25003 * config/bfin/bfin.c (override_options): Reorder tests so that
25004 flag_pic gets enabled for -msep-data.
25006 2008-01-25 Richard Guenther <rguenther@suse.de>
25008 PR middle-end/32244
25009 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
25010 to its bitfield precision if required.
25012 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25014 PR middle-end/33880
25015 * tree-nested.c (walk_omp_for): New function.
25016 (convert_nonlocal_reference, convert_local_reference): Call
25017 walk_omp_for on OMP_FOR.
25018 (convert_call_expr): Call walk_body on OMP_FOR's
25019 OMP_FOR_PRE_INIT_BODY.
25021 2008-01-25 Richard Guenther <rguenther@suse.de>
25023 PR tree-optimization/34966
25024 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
25025 default defs and PHI_NODEs we have to insert after the
25026 defining statement.
25028 2008-01-24 Nick Clifton <nickc@redhat.com>
25030 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
25031 Provide a default definition.
25032 (LIBGCC2_UNITS_PER_WORD): Likewise.
25034 * config/stormy16/stormy16.c: Include df.h for the prototype
25035 for df_regs_ever_live_p.
25036 (xstormy16_expand_builtin_va_start): Convert the stack offset
25037 into a component_ref and then use POINTER_PLUS_EXPR to add it
25038 to the incoming_virtual_args_rtx.
25039 (xstormy16_gimplify_va_arg_expr): Rename to
25040 xstormy16_gimplify_va_arg_expr.
25041 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
25042 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
25043 xstormy16_gimplify_va_arg_expr.
25044 Fix up some formatting issues.
25046 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
25047 Move to predicates.md.
25048 (xs_hi_general_operand): Likewise.
25049 (xs_hi_nonmemory_operand): Likewise.
25050 * config/stormy16/predicates.md:
25051 (xstormy16_carry_plus_operand): New predicate.
25052 (xs_hi_general_operand): New predicate.
25053 (xs_hi_nonmemory_operand): New predicate.
25054 * config/stormy16/stormy16-protos.h:
25055 (xstormy16_carry_plus_operand): Delete prototype.
25056 (xs_hi_general_operand): Likewise.
25057 (xs_hi_nonmemory_operand): Likewise.
25059 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
25060 modifiers as they are no longer needed and they can trigger
25061 reload spill failures.
25063 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
25064 with a match_operand in order to help reload.
25066 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
25067 constraint with 'e' for the 8th alternative as this version of
25068 the mov.w instruction only accepts the lower 8 registers.
25070 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
25073 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
25074 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
25077 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25079 PR middle-end/33333
25080 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
25082 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25084 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
25086 (remove_structure): Update allocations list before removing structure.
25088 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25090 * ipa-struct-reorg.c (is_safe_cond_expr,
25091 create_new_stmts_for_cond_expr): Use integer_zerop function,
25092 that recognize not only zero-pointer, but zero-integer too.
25094 2008-01-25 Ben Elliston <bje@au.ibm.com>
25097 * fixproto: Escape "." in sed expression that strips leading "./".
25099 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
25102 * gcc.c (SWITCH_OK): Removed.
25103 (SWITCH_LIVE): Changed to bit.
25104 (SWITCH_FALSE): Likewise.
25105 (SWITCH_IGNORE): Likewise.
25106 (switchstr): Change live_cond to unsigned int.
25107 (process_command): Replace SWITCH_OK with 0.
25108 (do_self_spec): Likewise.
25109 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
25110 (give_switch): Likewise.
25111 (used_arg): Likewise.
25112 (do_spec_1): Set the SWITCH_IGNORE bit.
25113 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
25114 bits. Set the SWITCH_LIVE bit.
25116 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25118 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
25120 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
25122 PR tree-optimization/34472
25123 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
25124 parameter to a "bool *" and set *DATA to false if there is
25125 an unsafe access. Do not delete the structure here.
25126 (check_cond_exprs): Delete it here instead.
25127 (check_cond_exprs, exclude_cold_structs): Do not increase
25128 I when removing a structure.
25130 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
25133 * config/i386/i386.c (ix86_expand_vector_init): Consider only
25134 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
25136 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
25138 PR middle-end/34934
25139 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
25140 a fixed vector for stack.
25142 2008-01-24 Ben Elliston <bje@au.ibm.com>
25145 * doc/gcc.texi (Software development): Add a direntry for g++.
25147 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
25149 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
25150 stale and straggling -fforce-addr comments above.
25152 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
25154 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
25155 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
25157 2008-01-23 Michael Matz <matz@suse.de>
25160 * dwarf2out.c (force_type_die): Use modified_type_die instead of
25163 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
25165 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
25166 malloc result type.
25168 2008-01-23 Anatoly Sokolov <aesok@post.ru>
25170 * config/avr/avr.c (avr_current_arch): New variable.
25171 (avr_arch_types): Add 'avr31' and 'avr51' entries.
25172 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
25173 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
25174 (avr_override_options): Init 'avr_current_arch'.
25175 (base_arch_s): Move from here...
25176 * config/avr/avr.h (base_arch_s): ... here. Add new members
25177 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
25178 'mega' to 'have_jmp_call'.
25179 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
25180 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
25182 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
25184 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
25185 MULTILIB_MATCHES): Ditto.
25187 2008-01-23 Richard Guenther <rguenther@suse.de>
25189 PR middle-end/31529
25190 * cgraphunit.c (cgraph_reset_node): Always mark the node
25191 not reachable if it is not queued already.
25193 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
25195 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
25196 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
25197 (cputype_selected): New static variable.
25198 (bfin_handle_option): Set it if -mcpu is used.
25199 (override_option): Select default set of workarounds if no cpu type
25200 selected on the command line.
25201 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
25203 From Michael Frysinger <michael.frysinger@analog.com>
25204 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
25205 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
25207 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
25208 for bf547, bf523, bf524, and bf526.
25209 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
25211 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
25212 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
25213 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
25214 __ADSPBF547__ and __ADSPBF54x__ for bf547.
25215 * doc/invoke.texi (Blackfin Options): Document that
25216 -mcpu now accept bf547, bf523, bf524, and bf526.
25218 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
25220 PR rtl-optimization/34628
25221 * combine.c (try_combine): Stop and undo after the first combination
25222 if an autoincrement side-effect on the first insn has effectively
25225 2008-01-22 David Edelsohn <edelsohn@gnu.org>
25228 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
25229 Offset addresses are not valid for Altivec or paired float modes.
25231 2008-01-22 Jakub Jelinek <jakub@redhat.com>
25234 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
25235 if DECL_INITIAL (decl) is error_mark_node.
25238 * c-common.c (handle_vector_size_attribute): Only allow
25239 integral, scalar float and fixed point types. Handle OFFSET_TYPE
25240 the same way as pointer, array etc. types.
25241 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
25244 * tree.c (build_type_attribute_qual_variant): Call
25245 build_qualified_type if attributes are equal, but quals are not.
25247 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25250 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
25251 * flags.h (warn_strict_aliasing): Remove.
25252 (warn_strict_overflow): Remove.
25253 * opts.c (warn_strict_aliasing): Remove.
25254 (warn_strict_overflow): Remove.
25255 * c-opts.c (c_common_handle_option): -Wall only sets
25256 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
25257 (c_common_post_options): Give default values to -Wstrict-aliasing
25258 and -Wstrict-overflow if they are uninitialized.
25259 * common.opt (Wstrict-aliasing): Specify Var and Init.
25260 (Wstrict-overflow): Likewise.
25262 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
25264 PR rtl-optimization/26854
25265 PR rtl-optimization/34400
25266 PR rtl-optimization/34884
25267 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
25269 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
25270 (df_rd_bb_info.expanded_lr_out): Deleted
25271 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
25272 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
25273 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25274 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25275 Removed code to allocate, initialize or free expanded_lr_out.
25276 (df_rd_bb_local_compute_process_def): Restructured to make more
25278 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
25279 sets if the sets are being trimmed.
25281 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
25284 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
25285 (as_vers): Likewise.
25286 * configure: Regenerated.
25288 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25290 PR middle-end/33092
25291 * tree-pass.h (pass_build_alias): New pass.
25292 * tree-ssa-alias.c (gate_build_alias): New.
25293 (pass_build_alias): New.
25294 * passes.c (init_optimization_passes): Add pass_build_alias after
25295 pass_create_structure_vars.
25297 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
25299 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
25300 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
25301 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
25302 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
25303 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
25304 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
25305 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
25306 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
25307 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
25308 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
25309 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
25310 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
25311 * config/s390/s390.md (FP_ALL): New mode iterator.
25312 (_d): New mode attribute.
25313 ("*signbit<mode>2>"): Changed mode of first operand.
25314 ("isinf<mode>2"): Changed mode of first operand.
25315 ("*TDC_insn"): Adaptation for DFP modes.
25317 2008-01-22 Ben Elliston <bje@au.ibm.com>
25319 * tree.c (check_qualified_type): Improve function description.
25321 2008-01-21 Jason Merrill <jason@redhat.com>
25324 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
25325 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
25328 2008-01-21 DJ Delorie <dj@redhat.com>
25330 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
25333 2008-01-21 Richard Guenther <rguenther@suse.de>
25335 PR middle-end/34856
25336 * tree-cfg.c (verify_expr): Allow all invariant expressions
25337 instead of just constant class ones as reference argument.
25338 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
25339 like any other constant.
25340 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25342 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
25344 * regmove.c (fixup_match_1): Update call crossed frequencies.
25346 2008-01-21 Richard Guenther <rguenther@suse.de>
25349 * tree-inline.c (setup_one_parameter): Deal with mismatched
25350 types using a VIEW_CONVERT_EXPR.
25352 2008-01-21 Alon Dayan <alond@il.ibm.com>
25353 Olga Golovanevsky <olga@il.ibm.com>
25355 PR tree-optimization/34701
25356 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
25357 when the structure size is not a power of 2.
25359 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
25361 * doc/install.texi: Add doc for --enable-checking=df.
25363 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
25365 PR rtl-optimization/34808
25366 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
25368 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25370 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
25373 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
25375 PR rtl-optimization/26854
25376 PR rtl-optimization/34400
25377 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
25379 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
25380 (df_rd_bb_info.expanded_lr_out): New.
25381 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
25382 * loop_iv.c (iv_analysis_loop_init): Ditto.
25383 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25384 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25385 Added code to allocate, initialize or free expanded_lr_out.
25386 (df_rd_bb_local_compute_process_def): Restructured to make
25387 more understandable.
25388 (df_rd_confluence_n): Add code to do nothing with fake edges and
25389 code to no apply invalidate_by_call sets if the sets are being trimmed.
25390 (df_lr_local_finalize): Renamed to df_lr_finalize.
25391 (df_live_local_finalize): Renamed to df_live_finalize.
25393 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25396 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
25397 deciding whether to use reciprocal instructions.
25399 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
25401 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
25402 dwarf2out_note_section_used if cold_text_section is NULL.
25404 2008-01-19 Jakub Jelinek <jakub@redhat.com>
25406 PR gcov-profile/34610
25407 * tree-cfg.c (make_edges): Mark both outgoing edges from
25408 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
25409 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
25410 from OMP_FOR and OMP_CONTINUE outgoing edges.
25412 * tree-profile.c (tree_profiling): Return early if
25413 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
25415 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
25416 from cfun to child_cfun.
25417 * function.h (struct function): Add after_tree_profile bit.
25419 2008-01-19 Anatoly Sokolov <aesok@post.ru>
25421 * config/avr/avr.S (_exit): Disable interrupt.
25423 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
25424 Steven Bosscher <stevenb.gcc@gmail.com>
25426 PR rtl-optimization/26854
25427 PR rtl-optimization/34400
25428 * df-problems.c (df_live_scratch): New scratch bitmap.
25429 (df_live_alloc): Allocate df_live_scratch when doing df_live.
25430 (df_live_reset): Clear the proper bitmaps.
25431 (df_live_bb_local_compute): Only process the artificial defs once
25432 since the order is not important.
25433 (df_live_init): Init the df_live sets only with the variables
25434 found live by df_lr.
25435 (df_live_transfer_function): Use the df_lr sets to prune the
25436 df_live sets as they are being computed.
25437 (df_live_free): Free df_live_scratch.
25439 2008-01-18 Ian Lance Taylor <iant@google.com>
25441 * common.opt: Add fmerge-debug-strings.
25442 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
25443 flag_merge_debug_strings rather than flag_merge_constants.
25444 * doc/invoke.texi (Option Summary): Mention
25445 -fmerge-debug-strings.
25446 (Debugging Options): Document -fmerge-debug-strings.
25448 2008-01-18 Ian Lance Taylor <iant@google.com>
25451 * tree.h (DECL_IS_OPERATOR_NEW): Define.
25452 (struct tree_function_decl): Add new field operator_new_flag.
25453 * tree-inline.c (expand_call_inline): When inlining a call to
25454 operator new, force the return value to go into a variable, and
25455 set DECL_NO_TBAA_P on that variable.
25456 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
25458 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
25461 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
25462 DWARF2_DEBUGGING_INFO.
25463 (dwarf2out_note_section_used): Ditto. Add prototype.
25464 (have_multiple_function_sections, text_section_used,
25465 cold_text_section_used, *cold_text_sections): Move declarations
25468 2008-01-17 Bob Wilson <bob.wilson@acm.org>
25470 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
25471 field and add signal_ra.
25472 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
25473 assignments to frame state pc. Move end of stack check after
25474 MD_FALLBACK_FRAME_STATE_FOR.
25475 (uw_update_context_1): Use frame state signal_regs if set, instead
25476 of checking signal_frame flag.
25477 (uw_update_context): Use frame state signal_ra if set.
25478 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
25479 * config/xtensa/linux-unwind.h: New file.
25481 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
25483 * modulo-sched.c (get_sched_window): Fix comment typo.
25485 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
25487 PR tree-optimization/34648
25488 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
25490 2008-01-17 Anatoly Sokolov <aesok@post.ru>
25492 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
25493 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
25495 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
25497 PR rtl-optimization/34400
25498 * df-core.c (df_worklist_dataflow_overeager,
25499 df_worklist_dataflow_doublequeue): New functions.
25500 (df_worklist_dataflow): Two different worklist solvers.
25501 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
25504 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25507 * doc/invoke.texi: Document the dependence on pthread for fopenmp
25508 and ftree-parallelize-loops.
25510 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
25512 PR rtl-optimization/34826
25513 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
25515 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
25517 * global.c (find_reg): Mark the eh regs as used if necessary.
25518 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
25519 * ra.h (struct allocno): no_eh_reg field added. Changed
25520 no_stack_reg type to bitfield.
25522 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
25524 * tree.c (substitute_in_expr): Add missing 'break'.
25526 2008-01-17 Richard Guenther <rguenther@suse.de>
25528 PR tree-optimization/34825
25529 * tree-ssa-math-opts.c (is_division_by): Do not recognize
25530 x / x as division to handle.
25532 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25534 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
25535 "-pthread" is specified.
25536 * pa-hpux11.h (LIB_SPEC): Likewise.
25538 2008-01-16 Janis Johnson <janis187@us.ibm.com>
25539 Peter Bergner <bergner@vnet.ibm.com>
25541 PR rtl-optimization/33796
25542 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
25544 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25546 PR libgfortran/34699
25547 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
25549 * pa-hpux10.h (LINK_SPEC): Likewise.
25550 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
25552 2008-01-16 Richard Guenther <rguenther@suse.de>
25554 PR middle-end/32628
25555 * fold-const.c (fold_convert_const_int_from_int): Do not
25556 set overflow if that occured only because of a sign extension
25557 change when converting from/to a sizetype with the same
25558 precision and signedness.
25560 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25563 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
25564 location address to the correct place. Update copyright year.
25566 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25568 * lambda-code.c (lambda_transform_legal_p): Handle the case of
25569 no dependences in the dependence_relations vector.
25571 2008-01-16 Jan Hubicka <jh@suse.cz>
25573 PR rtl-optimization/31396
25574 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
25575 * cfg.c (dump_reg_info): Print it.
25576 * regs.h (struct reg_info_t): add freq_calls_crossed.
25577 (REG_FREQ_CALLS_CROSSED): New macro.
25578 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
25579 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
25580 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
25581 regmove_optimize): Update call crossed frequencies.
25582 * local-alloc.c (struct qty): Add freq_calls_crossed.
25583 (alloc_qty): Copute freq_calls_crossed.
25584 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
25585 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
25586 * ra.h (struct allocno): Add freq_calls_crossed.
25588 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25590 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
25591 libgomp when compiling with ftree-parallelize-loops.
25592 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
25594 2008-01-16 Richard Guenther <rguenther@suse.de>
25596 PR tree-optimization/34769
25597 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
25598 * tree.c (int_cst_value): Instead make this function more
25599 permissive in what it accepts as valid input. Document this
25600 function always sign-extends the value.
25602 2008-01-16 Jakub Jelinek <jakub@redhat.com>
25603 Richard Guenther <rguenther@suse.de>
25606 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
25607 (gimple_fold_indirect_ref_rhs): ... this.
25608 (gimple_fold_indirect_ref): New function with foldings
25609 that preserve lvalueness.
25610 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
25611 * tree-flow.h (gimple_fold_indirect_ref): Declare.
25612 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
25613 to fold an INDIRECT_REF, fall back to the old use of
25614 fold_indirect_ref_1.
25616 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25618 * tree-data-ref.c (subscript_dependence_tester_1): Call
25619 free_conflict_function.
25620 (compute_self_dependence): Same.
25622 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25625 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
25626 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
25628 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
25629 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
25630 for DWARF2_UNWIND_INFO targets.
25632 2008-01-16 Richard Guenther <rguenther@suse.de>
25635 * c-typeck.c (common_pointer_type): Do not merge inconsistent
25636 type qualifiers for function types.
25638 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
25640 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
25641 loop_iterator li from previous commit.
25643 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
25645 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
25647 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25649 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
25650 (parallelize_loops): Don't parallelize irreducible components.
25652 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25655 * c-opts (c_common_post_options): Do not enable CPP
25656 flag_pedantic_errors by default.
25658 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
25660 PR rtl-optimization/31944
25661 * cse.c (remove_pseudo_from_table): New function.
25662 (merge_equiv_classes): Use above function to remove pseudo-registers.
25663 (invalidate): Likewise.
25665 2008-01-13 Richard Guenther <rguenther@suse.de>
25667 PR middle-end/34601
25668 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
25669 instead of TYPE_MODE to deal with calls from expand_one_error_var.
25671 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
25673 * gcse.c (cprop_jump): Call validate_unshare_change instead of
25674 validate_change to unshare the source of the PC set.
25676 2008-01-12 Jan Hubicka <jh@suse.cz>
25678 PR middle-end/32135
25679 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
25680 references above array bounds. This might trigger bounds checks for
25681 pointers to arrays.
25683 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25685 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
25686 new_replaceable_dependencies.
25688 2008-01-12 Doug Kwan <dougkwan@google.com>
25690 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
25691 instead of OPT_Wreturn_type in warning due to ignored return type
25693 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
25694 options included in -Wextra.
25695 * c.opt: New option -Wignored_qualifiers.
25696 * doc/invoke.texi (Warning Options, -Wextra): Add new option
25697 -Wignore_qualifiers.
25698 (-Wignored-qualifiers): Document.
25699 (-Wreturn-type): Remove description of functionality now handled
25700 by -Wignored-qualifiers.
25702 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
25705 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
25706 NOP_EXPR if it is between integral types with the same precision.
25708 2008-01-12 Jan Hubicka <jh@suse.cz>
25711 * invoke.texi (max-inline-recursive-depth): Fix default value.
25713 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
25715 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
25718 2008-01-11 Bob Wilson <bob.wilson@acm.org>
25720 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
25722 2008-01-11 James E. Wilson <wilson@specifix.com>
25725 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
25727 2008-01-11 Anatoly Sokolov <aesok@post.ru>
25729 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
25730 save/restore frame pointer register and don't use 'call-prologues'
25731 optimization in function with "OS_task" attribute.
25733 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
25735 PR middle-end/31309
25736 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
25737 when copying to memory.
25739 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
25741 PR rtl-optimization/30905
25742 * cfgcleanup.c: Include dce.h
25743 (crossjumps_occured): New global variable.
25744 (try_crossjump_bb): Exit loop after finding a fallthru edge.
25745 If something changed, set crossjumps_occured to true.
25746 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
25747 Don't add/remove fake edges to exit here...
25748 (cleanup_cfg): ...but do it here, when crossjumping.
25749 Run a fast DCE when successful crossjumps occured in the latest
25750 iteration of try_optimize_cfg.
25752 2008-01-11 Richard Guenther <rguenther@suse.de>
25754 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
25755 (struct vn_unary_op_s): Likewise.
25756 (vn_reference_insert): Free old reference on hash collision.
25758 2008-01-10 Raksit Ashok <raksit@google.com>
25760 PR rtl-optimization/27971
25761 * combine.c (find_split_point): Split PLUS expressions which are
25762 inside a MEM rtx, and whose first operand is complex.
25764 2008-01-10 DJ Delorie <dj@redhat.com>
25766 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
25767 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
25768 (m32c_hard_regno_ok): Call the underlying function.
25770 2008-01-10 Richard Guenther <rguenther@suse.de>
25772 PR middle-end/34683
25773 * tree-cfg.c (tree_merge_blocks): Do not go through the
25774 full-blown folding and stmt updating path if we just deal
25775 with virtual operands.
25776 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
25777 test for abnormal SSA_NAMEs.
25779 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
25781 PR middle-end/34641
25782 * reload.c (push_reload): Add assertions. All constants from
25783 reg_equiv_constant should have been used for replacing the respective
25785 (find_reloads_address): Invoke find_reloads_address_part for
25786 constant taken from the reg_equiv_constant array.
25788 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
25790 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
25791 field (valnum) the first in the struct. Replace bools with
25794 2008-01-10 Richard Guenther <rguenther@suse.de>
25796 PR tree-optimization/34651
25797 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
25798 types and ordering for masking and converting.
25800 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
25802 PR tree-optimization/34017
25803 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
25804 also for PHI_NODE expressions.
25806 2008-01-09 Jan Hubicka <jh@suse.cz>
25808 PR tree-optimization/34708
25809 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
25810 based on number of case labels.
25811 (init_inline_once): Remove switch_cost.
25812 * tree-inline.h (eni_weights_d): Remove switch_cost.
25814 2008-01-09 Richard Guenther <rguenther@suse.de>
25815 Andrew Pinski <andrew_pinski@playstation.sony.com>
25817 PR middle-end/30132
25818 * gimplify.c (gimplify_cond_expr): Do not create an addressable
25819 temporary if an rvalue is ok or an lvalue is not required.
25821 2008-01-09 Richard Guenther <rguenther@suse.de>
25823 PR middle-end/34458
25824 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
25825 adjust return type.
25827 2008-01-09 Richard Guenther <rguenther@suse.de>
25829 PR middle-end/34679
25830 * tree.c (host_integerp): Check for sizetype only if the
25831 type is an integer type.
25833 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
25836 * opts.c (decode_options): Disable inlining of functions called
25837 once if not in unit-at-a-time mode.
25839 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
25841 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
25843 2008-01-08 Richard Guenther <rguenther@suse.de>
25845 PR middle-end/31863
25846 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
25847 out early if the result will be unused.
25849 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25854 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25855 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25858 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
25860 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
25861 for vectorization tuned.
25863 2008-01-08 Richard Guenther <rguenther@suse.de>
25865 PR tree-optimization/34683
25866 * tree-ssa-operands.c (operand_build_cmp): Export.
25867 * tree-ssa-operands.h (operand_build_cmp): Declare.
25868 * tree-vn.c (vuses_compare): Remove.
25869 (sort_vuses): Use operand_build_cmp.
25870 (sort_vuses_heap): Likewise.
25871 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
25872 to re-use old VEC if available. Do not sort already sorted VUSEs.
25873 (vdefs_to_vec): Do not sort already sorted VDEFs.
25875 2008-01-08 Jakub Jelinek <jakub@redhat.com>
25877 PR middle-end/34694
25878 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
25880 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
25883 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
25884 limitations of reciprocal sequences on x86 targets.
25886 2008-01-08 Richard Guenther <rguenther@suse.de>
25888 PR tree-optimization/34683
25889 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
25891 2008-01-07 Jakub Jelinek <jakub@redhat.com>
25894 * config/darwin.c (darwin_mergeable_string_section): Don't use
25895 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
25897 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
25900 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
25901 negxf2. Macroize expander using X87MODEF mode iterator. Change
25902 predicates of op0 and op1 to register_operand.
25903 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
25904 expander using X87MODEF mode iterator. Change predicates of
25905 op0 and op1 to register_operand.
25906 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
25907 corresponding patterns and macroize using MODEF macro. Change
25908 predicates of op0 and op1 to register_operand and remove
25909 "m" constraint. Disparage "r" alternative with "!".
25910 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
25911 macroize using X87MODEF macro. Change predicates of op0 and op1
25912 to register_operand and remove "m" constraint. Disparage "r"
25913 alternative with "!".
25914 (absneg splitter with memory operands): Remove.
25915 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
25916 patterns and macroize using X87MODEF mode iterator.
25917 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
25918 Change predicate of op1 to register_operand.
25919 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
25920 for memory operands.
25922 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
25924 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
25926 2008-01-07 Richard Guenther <rguenther@suse.de>
25928 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
25931 2008-01-07 Richard Guenther <rguenther@suse.de>
25933 PR tree-optimization/34683
25934 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
25935 VOPs of the needed size to save memory. Use VEC_quick_push
25936 to save compile-time.
25937 (vdefs_to_vec): Likewise.
25939 2008-01-07 Sa Liu <saliu@de.ibm.com>
25941 * config/spu/spu.md (divdf3): Genetate inline code for double
25942 division. The implementation doesn't handle INF or NAN, therefore it
25943 only applies when -ffinite-math-only is given.
25945 2008-01-06 Paolo Carlini <pcarlini@suse.de>
25948 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
25949 * doc/cpp.texi ([Common Predefined Macros]): Document.
25951 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
25953 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
25954 order to use commutative addition instead of subtraction.
25956 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
25957 Mircea Namolaru <namolaru@il.ibm.com>
25958 Vladimir Yanovsky <yanov@il.ibm.com>
25959 Revital Eres <eres@il.ibm.com>
25961 PR tree-optimization/34263
25962 * tree-outof-ssa.c (process_single_block_loop_latch,
25963 contains_tree_r): New functions.
25964 (analyze_edges_for_bb): Call process_single_block_loop_latch
25965 function to empty single-basic-block latch block if possible.
25967 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25969 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
25971 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
25973 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25975 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
25977 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
25979 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
25981 2008-01-05 Jakub Jelinek <jakub@redhat.com>
25983 PR tree-optimization/34618
25984 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
25987 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
25990 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
25991 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
25992 Update copyright year.
25994 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
25995 Update copyright year.
25996 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
25999 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
26001 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
26002 edge does not point to current bb before changing need_assert.
26004 2008-01-04 Richard Guenther <rguenther@suse.de>
26006 PR middle-end/34029
26007 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
26008 for verifying purposes if they are is_gimple_min_invariant.
26010 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
26012 PR tree-optimization/34448
26013 PR tree-optimization/34465
26014 * gimplify.c (gimplify_init_constructor): Add new parameter
26015 notify_temp_creation. Use it.
26016 (gimplify_modify_expr_rhs): Take volatiles into account when
26017 optimizing constructors.
26018 Do not optimize constructors if gimplify_init_constructor will dump to
26020 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
26021 * gcc.c-torture/compile/pr34448.c: New.
26023 2008-01-04 Jakub Jelinek <jakub@redhat.com>
26025 PR gcov-profile/34609
26026 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
26027 return_slot if result is TREE_ADDRESSABLE.
26029 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
26031 * config/mips/mips.md (sqrt_condition): Tweak comment.
26032 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
26034 2008-01-03 Tom Tromey <tromey@redhat.com>
26037 * c-common.c (c_type_hash): Handle VLAs.
26039 2008-01-03 Jan Hubicka <jh@suse.cz>
26041 PR tree-optimization/31081
26042 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
26043 0 when inlining and not inlining to first basic block.
26044 (remap_decl): When var is initialized to 0, don't set default_def.
26045 (expand_call_inline): Set entry_bb.
26046 * tree-inline.h (copy_body_data): Add entry_bb.
26048 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26051 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
26054 PR tree-optimization/29484
26055 * tree-inline.c (inline_forbidden_p_2): New function.
26056 (inline_forbidden_p): Disallow inlining if some static var
26057 has an address of a local LABEL_DECL in its initializer.
26058 * doc/extend.texi (Labels as Values): Document &&foo behaviour
26061 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
26063 PR tree-optimization/34635
26064 * tree-data-ref.c (add_other_self_distances): Make sure that the
26065 evolution step is constant.
26067 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26069 PR middle-end/34608
26070 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
26072 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
26074 * tree-sra.c (scalarize_init): Insert the generate_element_init
26075 statements after the generate_element_zero statements.
26077 2008-01-02 Richard Guenther <rguenther@suse.de>
26079 PR middle-end/34093
26080 PR middle-end/31976
26081 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
26082 for very large number of operands instead of ICEing.
26084 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
26087 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
26088 while stack probing.
26090 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
26092 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
26095 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
26097 PR libmudflap/26442
26098 * tree-mudflap.c (mx_register_decls): Guard warning by
26099 !DECL_ARTIFICIAL check.
26101 2008-01-01 Jakub Jelinek <jakub@redhat.com>
26103 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
26104 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
26105 sse5_perm<mode>): Fix constraints.