1 2008-11-05 Richard Guenther <rguenther@suse.de>
4 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
5 qualified pointer conversion before stripping qualifiers.
6 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
7 * tree-flow.h (may_propagate_address_into_dereference): Declare.
8 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New function.
10 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
11 properly canonicalize binary ops.
12 (forward_propagate_addr_expr_1): Use
13 may_propagate_address_into_dereference.
15 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
18 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
19 Initialize uninitialized input registers with a NaN.
21 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
25 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
27 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
31 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
33 * testsuite/gcc.dg/graphite/pr37943.c: New.
35 2008-11-04 Jakub Jelinek <jakub@redhat.com>
36 Andrew Pinski <andrew_pinski@playstation.sony.com>
39 * c-common.c (warn_for_sign_compare): For complex result_type
42 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
44 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
46 * print-tree.c (print_node): Don't print DECL_INITIAL
50 * c-common.c (parse_optimize_options): Save and restore
51 flag_strict_aliasing around decode_options call.
53 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
55 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
56 (host_detect_local_cpu): Use it instead of casted strings to
57 compare vendor signatures.
59 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
62 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
63 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
65 2008-11-03 Catherine Moore <clm@codesourcery.com>
67 * config/mips.c (mips_conditional_register_usage): Handle the
69 * doc/extend.texi: Document the DSP control register.
71 2008-11-03 Steve Ellcey <sje@cup.hp.com>
72 Jakub Jelinek <jakub@redhat.com>
74 * omp-low.c (expand_omp_for_generic): If iter_type has different
75 precision than type and type is a pointer type, cast n1 and n2
76 first to an integer type with the same precision as pointers
77 and only afterwards to iter_type.
79 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
81 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
82 (UNSPEC_GOTSYM_OFF): New unspec.
83 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
84 (pic_add_dot_plus_eight): Likewise.
85 (tls_load_dot_plus_eight): Likewise. Update peephole2.
86 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
87 UNSPEC_PIC_BASE operands.
88 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
89 (arm_output_addr_const_extra): Handle it.
91 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
93 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
94 integer class to full integer class if the offset is not word-aligned.
96 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
99 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
101 (doloop_optimize): Update call to doloop_modify.
103 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
105 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
107 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
110 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
111 gcc_cv_as_cfi_directive.
112 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
113 merging read-only and read-write sections or assembler emits
114 read-write .eh_frame sections.
115 * configure: Regenerate.
117 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
120 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
122 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
124 (rs6000_emit_prologue): Invert logic.
125 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
126 (reg:P 11) instead of match_operand.
127 (*save_fpregs_<mode>): Likewise.
128 (*restore_gpregs_<mode>): Likewise.
129 (*return_and_restore_gpregs_<mode>): Likewise.
130 (*return_and_restore_fpregs_<mode>): Likewise.
131 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
132 (reg:P 11) insted of match_operand.
133 (*restore_gpregs_spe): Likewise.
134 (*return_and_restore_gpregs_spe): Likewise.
136 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
138 PR tree-optimization/37684
139 * gcc.dg/graphite/pr37684.c: New.
140 * graphite.c (exclude_component_ref): New.
141 (is_simple_operand): Call exclude_component_ref.
143 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
145 PR tree-optimization/36908
146 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
147 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
148 (number_of_rw_in_partition): New.
149 (partition_contains_all_rw): New.
150 (ldist_gen): Do not distribute when one of the partitions
151 contains all the memory operations.
153 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
155 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
156 EDGE_IRREDUCIBLE_LOOP.
158 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
160 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
161 where we have one entry point in the loop which isn't the head.
163 2008-11-03 Richard Guenther <rguenther@suse.de>
166 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
168 2008-11-03 Jakub Jelinek <jakub@redhat.com>
171 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
172 for ipa and simple ipa passes.
174 2008-11-02 Richard Guenther <rguenther@suse.de>
176 PR tree-optimization/37542
177 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
178 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
179 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
180 (vn_nary_op_insert_stmt): Likewise.
181 (visit_use): Likewise.
183 2008-11-02 Anatoly Sokolov <aesok@post.ru>
185 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
187 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
188 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
189 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
190 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
191 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
192 peephole2's): Replace unspec with rotate.
193 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
195 2008-11-02 Richard Guenther <rguenther@suse.de>
197 PR tree-optimization/37991
198 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
199 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
200 (set_ssa_val_to): Print if the value changed.
201 (simplify_binary_expression): Strip useless conversions.
203 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
206 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
209 2008-11-01 Richard Guenther <rguenther@suse.de>
212 * builtins.c (fold_builtin_strspn): Return a size_t.
213 (fold_builtin_strcspn): Likewise.
215 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
217 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
218 attribute for struct return convention.
220 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
222 * config/rs6000/crtsavres.asm: Really, really delete.
224 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
226 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
228 (rs6000_emit_prologue): Invert logic.
229 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
230 (reg:P 11) instead of match_operand.
231 (*save_fpregs_<mode>): Likewise.
232 (*restore_gpregs_<mode>): Likewise.
233 (*return_and_restore_gpregs_<mode>): Likewise.
234 (*return_and_restore_fpregs_<mode>): Likewise.
235 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
236 (reg:P 11) insted of match_operand.
237 (*restore_gpregs_spe): Likewise.
238 (*return_and_restore_gpregs_spe): Likewise.
240 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
242 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
243 list of word switches that take args.
245 2008-10-30 Jakub Jelinek <jakub@redhat.com>
247 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
248 (s390_output_pool_entry): Call it through for_each_rtx.
251 * expr.c (store_constructor): For vectors, if target is a MEM, use
252 target's MEM_ALIAS_SET instead of elttype alias set.
254 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
257 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
260 2008-10-29 David Edelsohn <edelsohn@gnu.org>
263 * config/rs6000/predicates.md (word_offset_memref_operand):
264 Restructure code and look inside auto-inc/dec addresses.
266 2008-10-29 Steve Ellcey <sje@cup.hp.com>
269 * libgcov.c ( __gcov_indirect_call_profiler): Check
270 TARGET_VTABLE_USES_DESCRIPTORS.
272 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
274 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
275 (INITIAL_FRAME_POINTER_OFFSET): Remove.
276 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
277 offset if eliminating soft frame pointer.
278 * config/spu/spu.md (stack_protect_set, stack_protect_test)
279 (stack_protect_test_si): Add initial machine description
280 for Stack Smashing Protector
282 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
285 * c-common.c (min_precision): Move to...
286 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
287 * tree.h (tree_int_cst_min_precision): Declare.
288 * c-common.h (min_precision): Delete declaration.
289 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
290 multiplication of non-negative integer constants.
291 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
292 tree_int_cst_min_precision.
293 (finish_enum): Likewise.
295 2008-10-29 Joseph Myers <joseph@codesourcery.com>
298 * convert.c (convert_to_real): Do not optimize conversions of
299 binary arithmetic operations between binary and decimal
300 floating-point types. Consider mode of target type in determining
301 decimal type for arithmetic. Unless
302 flag_unsafe_math_optimizations, do not optimize binary conversions
303 where this may change rounding behavior.
304 * real.c (real_can_shorten_arithmetic): New.
305 * real.h (real_can_shorten_arithmetic): Declare.
307 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
309 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
310 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
311 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
313 (must_save_p): For some workarounds, interrupts need to clobber a
315 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
316 and LC1 for WA_05000257.
317 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
318 WA_05000283 and WA_05000315.
319 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
320 (movbi): Add alternative to set CC to 1; improve code for setting
322 (dummy_load): New pattern.
324 2008-10-29 Jakub Jelinek <jakub@redhat.com>
327 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
328 BLKmode for non-memory, convert using a wider MODE_INT mode
332 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
333 that haven't been removed yet.
335 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
337 * config/bfin/bfin.c (struct machine_function): New member
339 (bfin_expand_movmem): Set it when generating memcpy insns.
340 (n_regs_saved_by_prologue, expand_prologue_reg_save,
341 expand_epilogue_reg_restore): If we have hardware loops,
342 memcpy insns (indicated by has_loopreg_clobber) or function
343 calls, we need to save the loop registers.
345 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
347 * config/i386/i386.c (core2_cost): Fix typos in comments.
349 2008-10-28 Jakub Jelinek <jakub@redhat.com>
352 * combine.c (make_compound_operation): Don't call make_extraction with
354 (simplify_shift_const_1): Canonicalize count even if complement_p.
356 2008-10-28 Joseph Myers <joseph@codesourcery.com>
358 * convert.c (strip_float_extensions): Do not remove or introduce
359 conversions between binary and decimal floating-point types.
361 2008-10-28 Jakub Jelinek <jakub@redhat.com>
364 * fold-const.c (distribute_bit_expr): Convert common, left and
365 right arguments to type.
367 2008-10-28 Nick Clifton <nickc@redhat.com>
369 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
370 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
371 call_really_used_regs array rather than the call_used_regs array.
372 (mn10300_get_live_callee_saved_regs, expand_prologue,
373 expand_epilogue, output_tst): Likewise.
375 2008-10-27 Jakub Jelinek <jakub@redhat.com>
378 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
379 (df_get_entry_block_def_set): Neither here.
380 (df_get_regular_block_artificial_uses): Add EH_USES registers.
382 PR tree-optimization/37879
383 * predict.c (tree_estimate_probability): Check if last_stmt is
384 non-NULL before dereferencing it.
386 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
388 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
389 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
390 (ira_fast_allocation): Remove the prototype.
392 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
393 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
394 (color_pass): Modify the updated costs.
395 (ira_color): Rename to color. Make it static.
396 (ira_fast_allocation): Rename to fast_allocation. Make it static.
397 (ira_color): New function.
399 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
402 * ira-lives.c (last_call_num, allocno_saved_at_call): New
404 (set_allocno_live, clear_allocno_live, mark_ref_live,
405 mark_ref_dead): Invalidate corresponding element of
406 allocno_saved_at_call.
407 (process_bb_node_lives): Increment last_call_num. Setup
408 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
409 allocno was already saved.
410 (ira_create_allocno_live_ranges): Initiate last_call_num and
411 allocno_saved_at_call.
413 * ira-build.c (ira_create_allocno): Initiate
414 ALLOCNO_UPDATED_COVER_CLASS_COST.
415 (create_cap_allocno, propagate_allocno_info,
416 remove_unnecessary_allocnos): Remove setting updated costs.
417 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
419 * ira.c (ira): Don't call ira_fast_allocation.
421 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
424 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
427 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
429 * ira-int.h (ira_hard_regno_cover_class): New.
431 * ira-lives.c (mark_reg_live, mark_reg_dead,
432 process_bb_node_lives): Use ira_hard_regno_cover_class.
434 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
435 (setup_hard_regno_cover_class): New function.
436 (ira_init): Call setup_hard_regno_cover_class.
438 * ira-costs.c (cost_class_nums): Add comment.
439 (find_allocno_class_costs): Initiate cost_class_nums.
440 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
442 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
445 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
446 Rename to copy_info_to_removed_store_destinations. Propagate
447 conflict hard regs and register stack attribute.
449 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
452 * pa.c (function_arg_padding): Pad complex and vector types
453 upward in 64-bit runtime.
454 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
456 2008-10-26 Matthias Klose <doko@ubuntu.com>
458 * doc/install.texi: Document requirements on antlr.
460 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
462 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
465 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
468 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
469 is defined, use it to modify the constant offset.
471 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
473 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
474 and short arguments to the correct location as mandated by the ABI.
476 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
478 PR rtl-optimization/37769
479 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
481 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
483 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
484 unwind-dw2-Os-4-200.o.
486 2008-10-24 Joseph Myers <joseph@codesourcery.com>
488 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
489 (convert_for_assignment): Remove ic_argpass_nonproto cases.
491 2008-10-24 Jakub Jelinek <jakub@redhat.com>
493 PR tree-optimization/36038
494 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
495 add sizetype IV with initial value zero instead of pointer type.
497 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
500 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
501 around bit operation.
502 * profile.c (is_edge_inconsistent): Likewise.
503 * fold-const.c (truth_value_p): Move from here...
504 * tree.h (truth_value_p): ... to here.
505 * c-tree.h (c_expr): Update description of original_code.
506 * c-typeck.c (parser_build_unary_op): Set original_code.
507 (parser_build_binary_op): Update call to warn_about_parentheses.
508 * c-common.c (warn_about_parentheses): Take two additional
509 arguments of the operands. Use a switch. Quote operators
510 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
511 Add warning about !x | y and !x & y.
512 * c-common.h (warn_about_parentheses): Update declaration.
514 2008-10-24 Jakub Jelinek <jakub@redhat.com>
516 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
517 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
518 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
520 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
521 (check-%): For test targets listed in lang_checks_parallelized
522 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
523 run the testing in multiple make goals, possibly parallel, and
524 afterwards run dg-extract-results.sh to merge the sum and log files.
526 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
528 * config/mips/mips.c (mips_canonicalize_move_class): New function.
529 (mips_move_to_gpr_cost): Likewise.
530 (mips_move_from_gpr_cost): Likewise.
531 (mips_register_move_cost): Make more fine-grained.
533 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
535 * graphite.c (graphite_apply_transformations): Check for
537 * toplev.c (process_options): Add graphite_identity.
538 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
540 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
542 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
543 mulhisihl and mulhisihh builtins.
545 From Jie Zhang <jie.zhang@analog.com>
546 * config/bfin/bfin.md (composev2hi): Put operands into vector
549 2008-10-22 Chao-ying Fu <fu@mips.com>
551 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
553 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
555 From Mike Frysinger <michael.frysinger@analog.com>
556 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
557 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
558 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
559 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
560 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
561 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
562 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
563 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
564 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
565 __ADSPBF51x__ for all of them.
566 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
567 -mcpu bf512, bf514, bf516, and bf518.
568 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
569 bf512-none, bf514-none, bf516-none, and bf518-none.
570 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
571 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
572 * doc/invoke.texi (Blackfin Options): Document that
573 -mcpu now accepts bf512, bf514, bf516, and bf518.
575 2008-10-22 Jakub Jelinek <jakub@redhat.com>
578 * fold-const.c (build_range_type): For 1 .. signed_max
579 range call build_nonstandard_inter_type if signed_type_for
580 returned a type with bigger precision.
582 2008-10-22 Richard Guenther <rguenther@suse.de>
584 * tree.def (COMPLEX_TYPE): Constrain element type.
585 * tree.c (build_complex_type): Assert that.
586 * tree-ssa-structalias.c (could_have_pointers): Complex types
587 cannot have pointers.
589 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
592 * c-typeck.c (convert_for_assignment): Do not give declaration's
593 location for builtins. Spell out which type was expected and which
596 2008-10-22 Nick Clifton <nickc@redhat.com>
598 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
599 the fdpic register to be a target when running in fdpic mode.
601 2008-10-22 Rafael Espindola <espindola@google.com>
603 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
604 newly created statements.
606 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
609 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
610 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
611 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
613 2008-10-22 Jakub Jelinek <jakub@redhat.com>
616 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
617 Adjust -mcmodel=medium description for 2005-07-31 changes.
619 2008-10-22 Jan Hubicka <jh@suse.cz>
620 Jakub Jelinek <jakub@redhat.com>
623 * doc/invoke.texi: Remove references to obsoleted -d dumps.
625 2008-10-21 Richard Henderson <rth@redhat.com>
628 * emit-rtl.c (get_spill_slot_decl): Export.
629 * emit-rtl.h (get_spill_slot_decl): Declare.
630 * var-tracking.c (vt_add_function_parameters): Relax assertion
631 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
633 2008-10-21 Bob Wilson <bob.wilson@acm.org>
635 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
636 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
639 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
642 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
643 processed by get_maxval_strlen.
645 2008-10-21 David Edelsohn <edelsohn@gnu.org>
648 * tree.c (get_file_function_name): Copy first_global_object_name.
649 Centralize call to clean_symbol_name.
651 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
653 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
654 * config/svr4.h (SVR4_ASM_SPEC): New.
655 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
656 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
658 * doc/invoke.texi (Option Summary): Add -T to linker options.
659 (Link Options): Document -T.
661 2008-10-21 Jakub Jelinek <jakub@redhat.com>
663 * tree-inline.c (tree_inlinable_function_p): Remove tuples
666 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
669 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
671 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
673 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
676 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
678 * doc/install.texi: Fix typos in previous patch.
680 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
682 * doc/install.texi: Document in-tree building of gcc and mpfr.
684 2008-10-19 Richard Guenther <rguenther@suse.de>
686 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
688 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
691 * c-decl.c (finish_enum): Convert non-integer enumerators to enum
693 (build_enumerator): Convert enumerators that fit in integer to
696 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
698 * config/i386/i386.md (unnamed peephole2): Do not force memory
699 operands of arith or logical instructions into registers for
700 non-TARGET_READ_MODIFY targets.
702 (ffs_cmove): Change operand 0 predicate to register_operand.
703 Change operand 1 predicate to nonimmediate_operand.
705 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
707 2008-10-18 Richard Guenther <rguenther@suse.de>
709 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
710 VIEW_CONVERT_EXPR case against invalid gimple.
712 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
714 * c-parser.c (c_parser_binary_expression): Silence the
715 uninitialized variable warning emitted for binary_loc.
717 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
719 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
722 2008-10-16 Joseph Myers <joseph@codesourcery.com>
725 * c-typeck.c (build_unary_op): Use omit_one_operand for
726 IMAGPART_EXPR of real argument.
728 2008-10-16 Jakub Jelinek <jakub@redhat.com>
730 PR tree-optimization/37664
731 * fold-const.c (fold_binary): When optimizing comparison with
732 highest or lowest type's value, don't consider TREE_OVERFLOW.
734 2008-10-16 David Edelsohn <edelsohn@gnu.org>
737 * Makefile.in (coverage.o): Depend on $(TM_P_H).
738 * coverage.c: Include tm_p.h.
739 * config/rs6000/x-aix (jc1): Override LDFLAGS.
740 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
741 dollar signs from PREFIX.
742 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
743 instead of manual strip_name_encoding.
745 2008-10-16 Richard Guenther <rguenther@suse.de>
748 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
749 volatile qualified functions or methods as relevant.
751 2008-10-16 Jakub Jelinek <jakub@redhat.com>
753 PR tree-optimization/37525
754 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
755 sizetype unsigned constants, both in the case of C and bounds.
757 2008-10-15 Jan Hubicka <jh@suse.cz>
759 * ira-emit.c (change_regs): Return false when replacing reg by itself.
761 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
764 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
765 HARD_REGNO_CALL_PART_CLOBBERED.
767 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
770 * ira-lives.c (mark_early_clobbers): Remove.
771 (make_pseudo_conflict, check_and_make_def_use_conflicts,
772 check_and_make_def_conflicts,
773 make_early_clobber_and_input_conflicts,
774 mark_hard_reg_early_clobbers): New functions.
775 (process_bb_node_lives): Call
776 make_early_clobber_and_input_conflicts and
777 mark_hard_reg_early_clobbers. Make hard register inputs live again.
779 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
780 early clobbers of pseudo-registers.
782 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
785 * ira-build.c (ira_flattening): Recalculate
786 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
787 from the scratch instead of the propagation.
789 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
791 * doc/rtl.texi (const_double): Remove the "addr" operand.
792 Describe CONST_DOUBLE_* macros under const_double rather
794 (const_fixed): Fix the operand description.
795 (const): Add an @findex directive.
796 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
797 after the constant rtl table.
798 (fix): Combine floating-point and fixed-point descriptions.
800 * sched-deps.c (sched_analyze_2): Remove reference to
803 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
805 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
807 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
808 for UNSPEC_GOTSYM_OFFs.
809 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
810 (add_GOT_to_pic_reg): Use it.
811 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
813 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
814 Harsha Jagasia <harsha.jagasia@amd.com>
816 PR tree-optimization/37485
817 * graphite.c (gmp_cst_to_tree): Moved.
818 (iv_stack_entry_is_constant): New.
819 (iv_stack_entry_is_iv): New.
820 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
821 (loop_iv_stack_insert_constant): New.
822 (loop_iv_stack_pop): Use new datatpype.
823 (loop_iv_stack_get_iv): Same.
824 (loop_iv_stack_get_iv_from_name): Same.
825 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
826 (loop_iv_stack_patch_for_consts): New.
827 (loop_iv_stack_remove_constants): New.
828 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
829 (translate_clast): Call loop_iv_stack_patch_for_consts and
830 loop_iv_stack_remove_constants.
831 (gloog): Use new datatype. Redirect construction edge to end
832 block to avoid accidental deletion.
833 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
835 (union iv_stack_entry_data): New. Data in iv stack entry.
836 (struct iv_stack_entry): New. Datatype for iv stack entries.
838 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
840 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
841 * graphite.c (free_scop): Same.
843 (free_scattering): New.
844 (build_cloog_prog): Call free_scattering.
845 (patch_phis_for_virtual_defs): Fix memleak.
846 (graphite_trans_bb_strip_mine): Same.
849 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
850 Harsha Jagasia <harsha.jagasia@amd.com>
852 PR tree-optimization/37828
853 * graphite.c (graphite_trans_loop_block): Do not loop block
856 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
858 PR tree-optimization/37686
859 * tree-loop-linear.c (linear_transform_loops): Build a
860 loop nest vector. Pass it to lambda_compute_access_matrices.
861 * tree-data-ref.h (struct access_matrix): Store the loop nest
862 relative to which it encodes the information.
863 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
864 (am_vector_index_for_loop): Reimplemented: iterate over the
865 loop nest for finding the loop index in the access matrix.
866 (lambda_compute_access_matrices): Update declaration.
867 * lambda-code.c (build_access_matrix): Pass the loop nest and
869 (lambda_compute_access_matrices): Same.
871 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
873 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
874 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
875 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
876 already implies hard float. Also fix several insn condition
877 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
879 2008-10-15 David Edelsohn <edelsohn@gnu.org>
882 Based on patches by Laurent Vivier.
883 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
884 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
885 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
886 dollar sign to underscore.
887 (ASM_OUTPUT_EXTERNAL): Same.
888 (ASM_OUTPUT_LABELREF): New.
889 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
891 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
892 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
893 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
894 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
896 2008-10-15 Jakub Jelinek <jakub@redhat.com>
898 PR tree-optimization/36881
899 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
900 that each value doesn't need runtime relocations, for !flag_pic
901 check that each value is just a valid initializer constant.
903 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
905 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
906 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
907 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
908 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
910 (REG_CLASS_NAMES): Update accordingly.
911 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
912 rather than an unpredictable descriptive string.
913 * config/mips/mips.c (mips_register_move_cost): Remove comment.
914 (mips_register_move_cost): Check for specific COP*_REGS classes,
915 instead of ALL_COP_AND_GR_REGS.
916 (mips_ira_cover_classes): New function.
917 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
918 (TARGET_IRA_COVER_CLASSES): Define.
920 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
923 * tree.c (build_type_attribute_qual_variant): Hash on the
924 unqualified type, and don't overwrite an existing
925 (type_hash_eq): Make the TYPE_NAME of the types significant, to
926 allow distinguishing between wchar_t and its underlying type. This
927 also means that we'll retain a little more typedef information.
929 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
930 Dmitry Melnik <dm@ispras.ru>
931 Dmitry Zhurikhin <zhur@ispras.ru>
932 Alexander Monakov <amonakov@ispras.ru>
933 Maxim Kuvyrkov <maxim@codesourcery.com>
935 * target.h (struct gcc_target): Update prototypes of needs_block_p
937 * haifa-sched.c (create_check_block_twin): Update calls to the above.
938 * sel-sched.c (create_speculation_check): Likewise.
939 * doc/tm.texi: Provide documentation for new target hooks.
941 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
942 (ia64_gen_spec_insn): Removed.
943 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
944 ia64_gen_spec_check): New static functions.
945 (ia64_alloc_sched_context, ia64_init_sched_context,
946 ia64_set_sched_context, ia64_clear_sched_context,
947 ia64_free_sched_context, ia64_get_insn_spec_ds,
948 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
949 (ia64_needs_block_p): Change prototype.
950 (ia64_gen_check): Rename to ia64_gen_spec_check.
951 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
952 into declaration, add special memory dependencies handling.
953 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
954 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
955 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
956 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
957 Define new target hooks.
958 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
959 (ia64_optimization_options): Turn on selective scheduling with -O3,
960 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
961 default with selective scheduling.
962 (ia64_override_options): Initialize align_loops and align_functions
963 to 32 and 64, respectively. Set global selective scheduling flags
964 according to target-dependent flags.
965 (rtx_needs_barrier): Support UNSPEC_LDS_A.
966 (group_barrier_needed): Use new mstop-bit-before-check flag.
968 (dfa_state_size): Make global.
969 (spec_check_no, max_uid): Remove.
970 (mem_ops_in_group, current_cycle): New variables.
971 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
972 Initialize new variables.
973 (is_load_p, record_memory_reference): New functions.
974 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
976 (ia64_variable_issue): Change use of current_sched_info to
977 sched_deps_info. Update comment. Note if a load or a store is issued.
978 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
979 advance if maximal number of loads or stores was issued on current
981 (scheduled_good_insn): New static helper function.
982 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
983 a group barrier is needed. Fix vertical spacing. Guard the code
984 doing state transition with last_scheduled_insn check.
985 Mark that a stop bit should be before current insn if there was a
986 cycle advance. Update current_cycle and mem_ops_in_group.
987 (ia64_h_i_d_extended): Change use of current_sched_info to
988 sched_deps_info. Reallocate stops_p by larger chunks.
989 (struct _ia64_sched_context): New structure.
990 (ia64_sched_context_t): New typedef.
991 (ia64_alloc_sched_context, ia64_init_sched_context,
992 ia64_set_sched_context, ia64_clear_sched_context,
993 ia64_free_sched_context): New static functions.
994 (gen_func_t): New typedef.
995 (get_spec_load_gen_function): New function.
996 (SPEC_GEN_EXTEND_OFFSET): Declare.
997 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
998 (get_mode_no_for_insn): Change the condition that prevents use of
999 special hardware registers so it can now handle pseudos.
1000 (get_spec_unspec_code): New function.
1001 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
1002 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
1003 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
1004 during selective scheduling.
1005 (ia64_speculate_insn): Use ds_get_speculation_types when
1006 determining whether we need to change the pattern.
1007 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
1008 (ia64_spec_check_src_p): Support new speculation/check codes.
1009 (struct bundle_state): New field.
1010 (issue_nops_and_insn): Initialize it.
1011 (insert_bundle_state): Minimize mid-bundle stop bits.
1012 (important_for_bundling_p): New function.
1013 (get_next_important_insn): Use important_for_bundling_p.
1014 (bundling): When shifting TImode from unimportant insns, ignore
1015 also group barriers. Assert that best state is found before
1016 the backward bundling pass. Print number of mid-bundle stop bits.
1017 Minimize mid-bundle stop bits. Check correct calculation of
1018 mid-bundle stop bits.
1019 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
1020 (final_emit_insn_group_barriers): Emit stop bits before insns starting
1022 (sel2_run): New variable.
1023 (ia64_reorg): When flag_selective_scheduling2 is set, run the
1024 selective scheduling pass instead of schedule_ebbs.
1026 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
1027 (UNSPEC_LDS_A): New UNSPEC.
1028 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
1029 movti_internal, movsf_internal, movdf_internal,
1030 movxf_internal): Make visible. Add speculable* attributes.
1031 (output_c_nc): New mode attribute.
1032 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
1033 mov<mode>_nc, zero_extend<mode>di2_nc,
1034 advanced_load_check_nc_<mode>): New insns.
1035 (zero_extend*): Add speculable* attributes.
1037 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
1038 (msched-stop-bits-after-every-cycle): Likewise.
1039 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
1041 (msched-spec-verbose): Remove.
1042 (msched-prefer-non-data-spec-insns,
1043 msched-prefer-non-control-spec-insns,
1044 msched-count-spec-in-critical-path,
1045 msel-sched-dont-check-control-spec): Use Target Report Var
1046 instead of Common Report Var.
1048 * config/ia64/itanium2.md: Remove incorrect bypass.
1050 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
1052 2008-10-14 Jakub Jelinek <jakub@redhat.com>
1055 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
1056 and -fhelp=separate.
1058 2008-10-14 Ben Elliston <bje@au.ibm.com>
1060 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
1062 2008-10-13 Joseph Myers <joseph@codesourcery.com>
1064 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
1067 2008-10-13 Matthias Klose <doko@ubuntu.com>
1069 * config/pa/linux-atomic.c: Work around missing header file
1070 for hppa64-linux-gnu targets.
1072 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
1073 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
1074 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1075 Grace Cao <grace_cao@playstation.sony.com>
1077 * doc/invoke.texi (-mgen-cell-microcode): Document.
1078 (-mwarn-cell-microcode): Document.
1079 * cfglayout.c (locator_location): Export.
1080 * rtl.h (locator_location): Define prototype.
1081 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
1083 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
1084 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
1085 (mwarn-cell-microcode): New option.
1086 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
1087 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
1088 cell and not already set.
1089 Turn off string instructions if not generating cell microcode.
1090 (rs6000_final_prescan_insn): New function that warns about microcoded
1092 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
1093 * config/rs6000/rs6000.md
1094 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
1095 the instruction would have been microcoded on the Cell. Set
1096 cell_micro to always on unnamed patterns for the string instructions.
1097 (cell_micro): Update definition, remove load/store conditional
1099 (sign_extend:DI): Define new pattern for non microcoded version.
1100 (sign_extend:SI): Likewise.
1101 (compare (div:P)): Set cell_micro to not.
1102 (andsi3): Define as an expand.
1103 (andsi3_mc): New pattern.
1104 (andsi3_nomc): New pattern.
1105 (andsi3_internal0_nomc): New pattern.
1106 (andsi3_internal2): Rename to ...
1107 (andsi3_internal2_mc): this and enable iff generating microcode.
1108 (andsi3_internal3): Rename to ...
1109 (andsi3_internal3_mc): this and enable iff generating microcode.
1110 (andsi3_internal4): Enable iif generating microcode.
1111 (andsi3_internal5): Rename to ..
1112 (andsi3_internal5_mc): this and enable iff generating microcode.
1113 (andsi3_internal5_nomc): New pattern.
1114 (extzvdi_internal1): Enable iff generating microcode.
1115 (extzvdi_internal2): Likewise.
1116 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
1117 (anddi3): Change to expand.
1118 (anddi3_mc): Rename from anddi3.
1119 (anddi3_no_mc): New pattern.
1120 (anddi3_internal2): Rename to ..
1121 (anddi3_internal2_mc): this and enable iff generating microcode.
1122 (anddi3_internal2_nomc): New pattern.
1123 (anddi3_internal3): Rename to ..
1124 (anddi3_internal3_mc): this and enable iff generating microcode.
1125 (anddi3_internal3_nomc): New pattern.
1126 (movti_string): Set cell_micro to always if TARGET_STRING.
1127 (stmsi8): Set cell_micro to always.
1133 (stmsi8_power): Likewise.
1134 (stmsi7_power): Likewise.
1135 (stmsi6_power): Likewise.
1136 (stmsi5_power): Likewise.
1137 (stmsi4_power): Likewise.
1138 (stmsi3_power): Likewise.
1139 (movsi_update2): Enable iff generating microcode.
1140 (movhi_update3): Likewise.
1141 (lmw): Set cell_micro to always.
1143 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
1145 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
1146 * config/s390/s390.c (machine_function): Remove
1147 decomposed_literal_pool_addresses_ok_p.
1148 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
1149 the difference of two labels.
1150 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
1151 (s390_pool_offset): New function.
1152 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
1153 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
1155 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
1157 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
1158 (powerpc*-*-linux-gnu*): Describe.
1159 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
1160 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
1161 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
1162 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
1163 config/rs6000/e500crtres32gpr.asm,
1164 config/rs6000/e500crtres64gpr.asm,
1165 config/rs6000/e500crtres64gprctr.asm,
1166 config/rs6000/e500crtrest32gpr.asm,
1167 config/rs6000/e500crtrest64gpr.asm,
1168 config/rs6000/e500crtresx32gpr.asm,
1169 config/rs6000/e500crtresx64gpr.asm,
1170 config/rs6000/e500crtsav32gpr.asm,
1171 config/rs6000/e500crtsav64gpr.asm,
1172 config/rs6000/e500crtsav64gprctr.asm,
1173 config/rs6000/e500crtsavg32gpr.asm,
1174 config/rs6000/e500crtsavg64gpr.asm,
1175 config/rs6000/e500crtsavg64gprctr.asm: Use it.
1176 * config/rs6000/crtsavres.asm: Really remove.
1178 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
1181 * c-format.c (convert_format_name_to_system_name): Use
1182 TARGET_OVERRIDES_FORMAT_INIT.
1183 * config.gcc (extra_options): Add for mingw targets mingw.opt.
1184 * config/i386/mingw.opt: New.
1185 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
1186 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
1187 (ms_printf_length_specs): Removed const specifier.
1188 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
1189 * doc/invoke.texi (Wno-pedantic-ms-format): New.
1191 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1193 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
1194 * doc/install.texi: Bump recommended MPFR to 2.3.2.
1196 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1199 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
1200 sure that ref has valid bb.
1202 2008-10-12 Richard Henderson <rth@redhat.com>
1205 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
1206 * alias.c (value_addr_p, stack_addr_p): Remove.
1207 (nonoverlapping_memrefs_p): Remove IRA special case.
1208 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
1209 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
1210 * reload1.c (alter_reg): Use it.
1212 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
1214 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
1215 of registers instead of eax, ebx, ecx and edx. Use for loop
1216 and check register for non-zero value before the call
1217 to decode_caches_intel.
1219 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1221 PR rtl-optimization/37448
1222 * df.h: (df_ref_class): New enum.
1223 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
1224 (struct df_ref): Replaced with union df_ref_d.
1225 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
1226 New members of df_ref_d union.
1227 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
1228 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
1229 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
1230 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
1231 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
1232 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
1233 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
1234 (df_scan_bb_info, df_bb_regno_first_def_find,
1235 df_bb_regno_last_def_find, df_find_def, df_find_use,
1236 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1237 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
1238 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
1239 df_get_artificial_defs, df_get_artificial_uses, union_defs)
1240 Replaced struct df_ref * with df_ref.
1241 * df-scan.c (df_collection_rec, df_null_ref_rec,
1242 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
1243 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
1244 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
1245 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
1246 df_reorganize_refs_by_reg_by_reg,
1247 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
1248 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
1249 df_sort_and_compress_refs, df_install_ref, df_install_refs,
1250 df_ref_record, df_get_conditional_uses, df_get_call_refs,
1251 df_bb_refs_record, df_exit_block_uses_collect,
1252 df_record_exit_block_uses, df_reg_chain_mark,
1253 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
1254 df_ref * with df_ref.
1255 (df_ref_record, df_uses_record, df_ref_create_structure): Added
1256 df_ref_class parameter.
1257 (df_scan_problem_data): Added new pools for different types of refs.
1258 (df_scan_free_internal, df_scan_alloc, df_free_ref,
1259 df_ref_create_structure): Processed new ref pools.
1260 (df_scan_start_dump): Added counts of refs and insns.
1261 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
1262 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1263 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
1264 code to pass df_ref_class down to ref creation functions.
1265 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
1266 df_reg_chain_mark): Use macros to hide references to df_refs.
1267 (df_ref_chain_change_bb): Removed.
1268 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
1269 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
1270 Enhanced to understand df_ref union structure.
1271 * fwprop.c (local_ref_killed_between_p, use_killed_between,
1272 all_uses_available_at, update_df, try_fwprop_subst,
1273 forward_propagate_subreg, forward_propagate_and_simplify,
1274 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
1275 df_ref * with df_ref.
1276 (use_killed_between, all_uses_available_at): Use macros to hide
1277 references to df_refs.
1278 * regstat.c (regstat_bb_compute_ri,
1279 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
1281 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
1282 see_handle_relevant_refs, see_analyze_one_def,
1283 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
1284 struct df_ref * with df_ref.
1285 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
1286 global_conflicts): Replaced struct df_ref * with df_ref.
1287 * ddg.c (create_ddg_dep_from_intra_loop_link,
1288 add_cross_iteration_register_deps, build_inter_loop_deps):
1289 Replaced struct df_ref * with df_ref.
1290 (create_ddg_dep_from_intra_loop_link,
1291 add_cross_iteration_register_deps): Use macros to hide references
1293 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
1294 df_ref * with df_ref.
1295 * df-core.c (df_bb_regno_first_def_find,
1296 df_bb_regno_last_def_find, df_find_def, df_find_use,
1297 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1298 debug_df_ref): Replaced struct df_ref * with df_ref.
1299 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
1300 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
1302 * web.c (union_defs, entry_register, replace_ref, web_main):
1303 Replaced struct df_ref * with df_ref.
1304 (union_defs, replace_ref): Use macros to hide references to df_refs.
1305 * global.c (compute_regs_asm_clobbered, build_insn_chain):
1306 Replaced struct df_ref * with df_ref.
1307 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
1308 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
1309 Replaced struct df_ref * with df_ref.
1310 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
1311 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
1313 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
1314 * df-byte-scan.c (df_compute_accessed_bytes_extract,
1315 df_compute_accessed_bytes_strict_low_part,
1316 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
1317 Replaced struct df_ref * with df_ref.
1318 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
1319 * init-regs.c (initialize_uninitialized_regs): Replaced struct
1320 df_ref * with df_ref.
1321 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
1322 check_dependency, check_dependencies, record_uses): Replaced
1323 struct df_ref * with df_ref.
1324 (invariant_for_use, check_dependency): Use macros to hide
1325 references to df_refs.
1326 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
1327 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
1328 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
1329 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
1330 references to df_refs.
1331 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
1333 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
1334 * df-problems.c (df_rd_bb_local_compute_process_def,
1335 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
1336 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
1337 df_chain_remove_problem, df_chain_create_bb_process_use,
1338 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
1339 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
1340 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
1341 df_byte_lr_simulate_artificial_refs_at_top,
1342 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
1343 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
1344 df_simulate_uses, df_simulate_artificial_refs_at_end,
1345 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
1347 (df_chain_dump): Use macros to hide references to df_refs.
1348 * config/mips/mips.c (r10k_simplify_address): Replaced struct
1349 df_ref * with df_ref.
1350 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
1351 mark_artificial_uses, mark_reg_dependencies,
1352 byte_dce_process_block): Replaced struct df_ref * with df_ref.
1354 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
1356 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
1358 (array_ref_element_size): Likewise.
1359 (array_ref_low_bound): Likewise.
1360 (array_ref_up_bound): Likewise.
1361 * expr.c (contains_packed_reference): Likewise.
1362 (array_ref_element_size): Likewise.
1363 (array_ref_low_bound): Likewise.
1364 (array_ref_up_bound): Likewise.
1365 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
1366 with ARRAY_RANGE_REF.
1367 (idx_find_step): Likewise.
1368 (idx_record_use): Likewise.
1369 (strip_offset_1): Likewise.
1370 (idx_remove_ssa_names): Likewise.
1372 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
1373 Andi Kleen <ak@linux.intel.com>
1375 * config/i386/cpuid.h (__cpuid_count): New defines.
1376 * config/i386/driver-i386.c (struct cache_desc): New structure.
1377 (describe_cache): Use struct cache_desc to pass cache descriptions.
1378 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
1379 (detect_caches_amd): Use struct cache_desc to describe caches.
1380 (decode_caches_intel): Use struct cache_desc to pass cache
1381 descriptions. Update descriptions to match latest (rev -032,
1382 December 2007) CPUID documentation. Do not check valid bit here.
1383 Check for Xeon MP value 0x49 problems.
1384 (detect_caches_cpuid2): New function, split from detect_caches_intel.
1385 Check valid bit before calling decode_caches_intel. Detect number
1386 of times to repeat CPUID instruction.
1387 (detect_caches_cpuid4): New function.
1388 (detect_caches_intel): Depending on max_level, call
1389 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
1390 only when other methods fail to provide valid L2 cache description.
1392 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1395 * pa.md (call, call_value): Generate an rtx for register r4 and pass
1396 it to PIC call patterns.
1397 (call_symref_pic): Revise pattern to expose PIC register save. Remove
1398 code generation and attributes from pattern. Change peephole2 to
1399 split for noreturn case. Revise split pattern for non noreturn case.
1400 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
1401 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
1402 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
1405 2008-10-11 David Edelsohn <edelsohn@gnu.org>
1407 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
1408 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
1410 (divdf3): Reformat long line.
1412 2008-10-11 Michael J. Eager <eager@eagercon.com>
1414 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
1416 (rs6000_handle_option): Process -mfpu options.
1417 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
1418 (enum fpu_type_t): New.
1419 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
1420 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
1422 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
1423 (floatdidf2): Add TARGET_SINGLE_FPU condition.
1424 * config/rs6000/rs6000.opt (-mfpu): New.
1425 (-mxilinx-fpu): New.
1426 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
1427 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
1428 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
1429 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
1430 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
1432 2008-10-11 Jakub Jelinek <jakub@redhat.com>
1435 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
1436 LO_SUM on Darwin if mode has just one unit.
1438 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
1441 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
1442 has been optimized out.
1444 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
1446 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
1447 instead of PIC_DIRECT_ADDR_P.
1448 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1449 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
1450 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
1451 (PIC_OFFSET_P): Rename to...
1452 (PCREL_SYMOFF_P): ...this.
1453 (PIC_DIRECT_ADDR_P): Delete.
1454 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
1456 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
1457 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
1458 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
1459 * config/sh/sh.c (print_operand): Remove CONST handling.
1460 (unspec_caller_rtx_p): Rewrite to use split_const and check
1461 the operands of UNSPEC bases.
1462 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
1463 with (unspec [A B] UNSPEC_SYMOFF).
1464 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
1465 UNSPEC_PCREL_SYMOFF.
1466 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1467 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
1468 (UNSPEC_EXTRACT_U16): Likewise.
1469 (UNSPEC_SYMOFF): Likewise.
1470 (UNSPEC_PCREL_SYMOFF): Likewise.
1471 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
1473 (movsi_const_16bit): Likewise.
1474 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
1475 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
1476 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
1477 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
1478 with (unspec [A B] UNSPEC_SYMOFF).
1479 (symPLT_label2reg): Replace (minus A (minus B pc)) with
1480 (unspec [A B] PCREL_UNSPEC_SYMOFF).
1481 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
1482 (Csu): Likewise UNSPEC_EXTRACT_U16.
1483 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1484 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
1486 2008-10-10 Stepan Kasal <skasal@redhat.com>
1488 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
1489 for loop strip mining and loop blocking.
1491 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1493 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
1494 vary types depending on debug info.
1496 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1498 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
1499 before ensuring it's already computed.
1501 2008-10-09 Jakub Jelinek <jakub@redhat.com>
1503 * rtl.h (locator_eq): New decl.
1504 * cfglayout.c (locator_scope): New function.
1505 (insn_scope): Use it.
1506 (locator_eq): New function.
1507 (fixup_reorder_chain): Search for last insn in src bb
1508 that has locator set or first insn in dest bb. Use
1509 locator_eq instead of == to compare locators.
1510 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
1511 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
1512 == to compare locators.
1514 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
1516 * gimple-low.c (lower_function_body, lower_gimple_return,
1517 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
1518 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
1519 goto_block on edges if goto_locus is known.
1522 * tree.h (get_object_alignment): Declare.
1523 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
1524 get_object_alignment if needed.
1525 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
1527 (get_object_alignment): ... here. New function. Try harder to
1528 determine alignment from get_inner_reference returned offset.
1530 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1532 * graphite.c (gloog): Don't call find_unreachable_blocks
1533 before delte_unreachable_blocks.
1535 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
1536 goto_locus of true_edge into RTL locator.
1538 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
1540 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
1541 (*jcc_btdi_mask_rex64): Ditto.
1543 (*jcc_btsi_mask): Ditto.
1544 (*jcc_btsi_1): Ditto.
1545 (*jcc_btsi_mask_1): Ditto.
1547 2008-10-08 Paul Brook <paul@codesourcery.com>
1549 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
1550 compatible profiler (__gnu_mcount_nc).
1551 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1553 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1555 * config/i386/i386.c (initial_ix86_tune_features): Add
1556 X86_TUNE_USE_VECTOR_FP_CONVERTS.
1557 * config/i386/i386.h (ix86_tune_indices): Likewise.
1558 (TARGET_USE_VECTOR_FP_CONVERTS): New.
1560 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
1561 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
1562 for FP to FP splitters.
1564 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1566 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
1569 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1573 PR rtl-optimization/37341
1574 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
1575 to ORIG_BB, pass through ORIG_BB recursively.
1576 (cse_condition_code_reg): Adjust caller.
1578 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
1580 * sdbout.c (sdbout_one_type): Treat the value type
1581 CONST_DECL for enumerals.
1583 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1585 * config/i386/i386.md: Remove trailing white spaces.
1587 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1589 PR rtl-optimization/37448
1590 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
1591 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
1593 (struct output_info) [count]: Renamed total_created and made
1595 (struct output_info) [size]: Renamed total_allocated and made
1597 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
1598 Properly keep track of desc->size.
1599 (print_statistics, dump_alloc_pool_statistics): Enhance the
1600 printing of statistics to print the number of elements and to use
1603 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1606 * opts.h (CL_SAVE): Move up to flags range.
1607 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
1608 CL_COMMON): Renumber.
1609 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
1610 * opts.c (common_handle_option): Revert last change.
1612 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1614 * config/i386/i386-protos.h (ix86_schedule): New.
1616 * config/i386/i386.c (ix86_schedule): New.
1617 (override_options): Add schedule to processor_alias_table. Set
1618 ix86_schedule from the schedule field in processor_alias_table.
1619 (ix86_function_specific_save): Save ix86_schedule.
1620 (ix86_function_specific_restore): Restore ix86_schedule.
1622 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
1623 ix86_tune. Add none and remove i386, i486, pentium4, nocona
1626 * config/i386/i386.opt: Add schedule.
1628 * config/i386/ppro.md: Remove generic32.
1630 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
1633 * expr.c (count_type_elements): Handle ERROR_MARK.
1635 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1640 * basic-block.h (struct edge_def): Add goto_block field.
1641 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
1642 one insn with locus corresponding to edge's goto_locus if !optimize.
1643 * profile.c (branch_prob): Copy edge's goto_block.
1644 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
1646 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
1647 locator in between the merged basic blocks if !optimize and needed.
1648 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
1649 goto_locus into RTL locator. For unconditional jump use that
1650 locator for the jump insn.
1651 (expand_gimple_cond): Convert goto_block and goto_locus into
1652 RTL locator for all remaining edges. For unconditional jump
1653 use that locator for the jump insn.
1654 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
1655 there is more than one edge or insn locator along the forwarding
1656 edges and !optimize. If there is just one, set e->goto_locus.
1657 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
1659 (move_block_to_fn): Adjust edge's goto_block.
1661 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1664 * expmed.c (expand_mult): Properly check DImode constant in
1667 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1670 * dwarf2out.c (common_block_die_table): New variable.
1671 (common_block_die_table_hash, common_block_die_table_eq): New
1673 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
1674 COMMON block in the current scope rather than globally. Optimize
1675 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
1676 DW_OP_addr SYMBOL_REF+off.
1678 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
1680 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
1681 Return true for non-addressable GIMPLE operands.
1683 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1686 * config/i386/i386.c (initial_ix86_tune_features): Remove
1687 X86_TUNE_USE_BIT_TEST.
1688 * config/i386/i386.h (ix86_tune_indices): Likewise.
1689 (TARGET_USE_BIT_TEST): Removed.
1691 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1693 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
1695 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
1697 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
1698 (mul<mode>3_mul3): ... into this new template.
1700 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1702 * gimplify.c (gimplify_arg): Add location argument. Use it.
1703 (gimplify_call_expr): Pass location to gimplify_arg.
1704 (gimplify_modify_expr_to_memcpy): Same.
1705 (gimplify_modify_expr_to_memset): Same.
1707 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1709 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1710 Update calls to build_unary_op and build_indirect_ref for location
1713 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1716 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
1717 * c-typeck.c (array_to_pointer_conversion): Pass location to
1719 (function_to_pointer_conversion): Use error_at and warning_at.
1720 (build_indirect_ref): Same.
1721 (build_array_ref): Pass location to build_binary_op.
1722 (parser_build_unary_op): Do not set location after calling
1724 (build_unary_op): Add location argument. Use it throughout. Set
1725 EXPR_LOCATION before returning new tree.
1726 (build_modify_expr): Same.
1727 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
1729 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
1730 build_indirect_ref, build_modify_expr.
1731 (c_finish_omp_for): Same. Use error_at instead of error.
1732 * c-common.c (c_common_truthvalue_conversion): Pass location to
1734 (warn_for_div_by_zero): Add location argument.
1735 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
1736 build_unary_op, warn_for_div_by_zero.
1737 * c-parser.c (c_parser_typeof_specifier): Use
1738 protected_set_expr_location.
1739 (c_parser_statement_after_labels): Same.
1740 (c_parser_condition): Same.
1741 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
1742 (c_parser_conditional_expression): Use protected_set_expr_location.
1743 (c_parser_unary_expression): Pass location to build_indirect_ref.
1744 (c_parser_postfix_expression_after_primary): Pass location to
1745 build_indirect_ref, build_unary_op.
1746 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
1748 2008-10-06 Joshua Kinard <kumba@gentoo.org>
1750 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
1751 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
1752 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
1754 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
1755 (mips_issue_rate): Handle PROCESSOR_R10000.
1756 * config/mips/mips.md (cpu): Add r10000.
1758 * config/mips/10000.md: New file.
1760 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1762 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
1763 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
1764 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
1766 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1768 * config/darwin-protos.h (machopic_function_base_name): Delete.
1769 (machopic_function_base_sym): Likewise.
1770 (machopic_gen_offset): Declare.
1771 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
1772 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
1773 * config/darwin.c (machopic_function_base_name): Delete.
1774 (machopic_function_base_sym): Likewise.
1775 (gen_pic_offset): Rename to...
1776 (machopic_gen_offset): ...this and remove the pic_base argument.
1777 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
1778 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
1779 crtl->uses_pic_offset_table.
1780 (machopic_indirect_data_reference): Use new machopic_gen_offset
1782 (machopic_legitimize_pic_address): Likewise.
1783 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
1785 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
1786 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
1787 * config/i386/i386.c (output_set_got): Likewise.
1788 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
1790 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
1791 (legitimate_address_p): Likewise.
1792 (output_pic_addr_const): Likewise.
1793 (output_addr_const_extra): Likewise.
1794 (ix86_delegitimize_address): Expect darwin_local_data_pic to
1795 match an UNSPEC rather than a MINUS.
1796 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
1797 (builtin_setjmp_receiver): Use machopic_gen_offset.
1798 * config/i386/predicates.md (pic_symbolic_operand): Handle
1799 UNSPEC_MACHOPIC_OFFSET.
1801 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1802 Use machopic_gen_offset and machopic_operand_p.
1803 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
1804 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
1805 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
1806 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
1807 Set crtl->uses_pic_offset_table.
1809 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
1811 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
1813 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
1814 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
1815 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
1816 (constant_pool_expr_p): Use split_const and check the base.
1817 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
1819 (legitimate_constant_pool_address_p): Check toc_relative_p
1820 instead of constant_pool_expr_p.
1821 (print_operand_address): Always use output_addr_const for
1822 constant pool addresses.
1823 (rs6000_output_addr_const_extra): New function.
1824 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
1826 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
1830 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
1831 (mark_ref_live, mark_ref_dead): Use them.
1832 (def_conflicts_with_inputs_p): Remove.
1833 (mark_early_clobbers): New function.
1834 (process_bb_node_lives): Call preprocess_constraints and
1835 mark_early_clobbers.
1837 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
1839 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
1841 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
1842 lib with -mthread switch.
1844 2008-10-05 Dodji Seketeli <dodji@redhat.com>
1847 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
1848 function in two, making it call a new and reusable
1849 dwarf2out_imported_module_or_decl() that takes the containing
1850 BLOCK of the declaration in argument.
1851 (dwarf2out_imported_module_or_decl_real): New function.
1852 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
1853 IMPORTED_DECL in account.
1854 * tree.def: Added IMPORTED_DECL node type.
1855 * tree.h: Added accessors for IMPORTED_DECL nodes.
1856 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
1858 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1860 * doc/gimple.texi: Fix some typos, wrap some long lines,
1861 fix some broken wraps with continuations.
1862 * tree-ssa-reassoc.c: Fix comment typos.
1864 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1867 * pa.c (legitimize_pic_address): Force function labels to memory in
1870 2008-10-04 Anton Blanchard <anton@samba.org>
1872 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
1873 (rs6000_split_atomic_op): Same.
1874 (rs6000_split_compare_and_swap): Same.
1875 (rs6000_split_compare_and_swapqhi): Same.
1877 2008-10-04 Richard Guenther <rguenther@suse.de>
1879 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
1880 instead of pointer equality.
1881 (vn_nary_op_eq): Likewise.
1883 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1885 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
1887 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
1888 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
1890 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
1892 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1893 Revert previous change.
1895 2008-10-03 Tom Tromey <tromey@redhat.com>
1897 * stringpool.c (ggc_alloc_string): Terminate string.
1899 2008-10-03 Jakub Jelinek <jakub@redhat.com>
1901 * gimplify.c (gimplify_function_tree): For -finstrument-functions
1902 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
1903 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
1906 * gimplify.c (declare_vars): Use gimple_bind_block instead of
1909 2008-10-03 Pascal Obry <obry@adacore.com>
1911 * gcov.c (create_file_names): Properly handle UNIX and DOS
1912 directory separators.
1913 (make_gcov_file_name): Likewise + convert the ':' DOS drive
1914 separator to '~' to ensure clean filenames on Windows.
1916 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1918 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
1919 Add a null terminator to the stripped name.
1921 2008-10-02 David Edelsohn <edelsohn@gnu.org>
1923 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
1924 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1925 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
1926 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
1927 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
1928 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
1929 TARGET_SINGLE_FLOAT.
1931 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
1933 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
1935 2008-10-02 Richard Guenther <rguenther@suse.de>
1938 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
1939 and VECTOR_TYPE recurse with useless_type_conversion_p which
1940 properly handles void pointer conversion.
1942 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
1945 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
1946 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
1948 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1950 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1951 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
1952 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
1953 they translate to non builtins.
1954 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
1955 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
1956 __builtin_vec_promote, __builtin_vec_extract, and
1957 __builtin_vec_insert.
1958 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
1959 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
1960 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
1961 * config/rs6000/altivec.h (vec_extract): Define
1962 (vec_insert): Define.
1963 (vec_splats): Define.
1964 (vec_promote): Define.
1966 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
1967 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
1968 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1970 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
1972 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
1973 prototype. Add new parameter, blk.
1974 Use BLKmode for the MEM if blk is true.
1975 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
1976 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
1977 ALTIVEC_BUILTIN_STVRXL.
1978 Update usage of altivec_expand_lv_builtin.
1979 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
1980 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
1981 (altivec_init_builtins): If compiling for the Cell, also define the
1983 * config/rs6000/rs6000.h (rs6000_builtins): Define
1984 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
1985 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
1986 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
1987 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
1988 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
1989 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
1990 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
1991 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
1992 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
1993 UNSPEC_STVRX, and UNSPEC_STVRXL.
1994 (altivec_lvlx): New pattern.
1995 (altivec_lvlxl): New pattern.
1996 (altivec_lvrx): New pattern.
1997 (altivec_lvrxl): New pattern.
1998 (altivec_stvlx): New pattern.
1999 (altivec_stvlxl): New pattern.
2000 (altivec_stvrx): New pattern.
2001 (altivec_stvrxl): New pattern.
2002 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
2003 (vec_lvlxl): Likewise.
2004 (vec_lvrx): Define if PPU is defined.
2005 (vec_lvrxl): Likewise.
2006 (vec_stvlx): Define if PPU is defined.
2007 (vec_stvlxl): Likewise.
2008 (vec_stvrx): Define if PPU is defined.
2009 (vec_stvrxl): Likewise.
2011 2008-10-01 Geert Bosch <bosch@adacore.com>
2013 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
2015 2008-10-01 Richard Guenther <rguenther@suse.de>
2017 PR tree-optimization/37617
2018 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
2019 do not add to the NEW_SETS.
2021 2008-10-01 Richard Guenther <rguenther@suse.de>
2024 * tree-vrp.c (execute_vrp): If we optimized away the default
2025 case make sure to promote the label that got in place of it
2026 to a default case label.
2028 2008-10-01 Richard Henderson <rth@redhat.com>
2031 * tree-complex.c (set_component_ssa_name): Don't optimize
2032 is_gimple_min_invariant values with ssa_names in abnormal phis.
2034 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2036 PR tree-optimization/37662
2037 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
2038 commutative binary operation if they are in the wrong order and
2039 fold_build2 produces non-GIMPLE.
2041 2008-09-30 Jakub Jelinek <jakub@redhat.com>
2043 PR tree-optimization/37662
2044 PR tree-optimization/37663
2045 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
2046 get_value_range with non-SSA_NAME. Don't assert operands have been
2047 folded, instead just bail out.
2049 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2051 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
2053 2008-09-30 Richard Guenther <rguenther@suse.de>
2056 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
2057 build restrict-qualified pointers.
2058 (vectorizable_store): Move alias check later.
2059 (vectorizable_load): Likewise.
2061 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2063 * c-common.c (empty_if_body_warning): Remove.
2064 * c-common.h (empty_if_body_warning): Remove.
2065 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
2066 here the -Wempty-body warning for `if' and `else' statements.
2067 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
2069 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
2071 * config/i386/i386.opt: Add msse2avx.
2073 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
2074 * config/i386/linux64.h (ASM_SPEC): Likewise.
2076 * doc/invoke.texi: Document -msse2avx.
2078 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
2080 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
2082 2008-09-29 Joseph Myers <joseph@codesourcery.com>
2084 * ifcvt.c (noce_emit_store_flag): If using condition from original
2085 jump, reverse it if if_info->cond was reversed.
2087 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
2089 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2090 non-constant memory if it cannot be forced to constant memory.
2091 Overhaul surrounding code and factor out common condition.
2093 2008-09-29 Jeff Law <law@redhat.com>
2095 * reload1.c (alter_reg): Add missing curly braces.
2097 2008-09-29 Michael J. Eager <eager@eagercon.com>
2099 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2101 * config/rs6000/rs6000.c (rs6000_override_options): Move
2102 rs6000_init_hard_regno_mode_ok after all options changed.
2103 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2104 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2105 -msimple-fpu flags. Add warning messages if single FP not configured.
2106 (rs6000_file_start): Output gnu_attribute for single-float.
2107 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2108 (rs6000_legitimize_address): Likewise.
2109 (rs6000_legitimize_reload_address): Likewise.
2110 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2111 TARGET_SINGLE_FLOAT.
2112 (function_arg_advance): Likewise (partial conversion).
2113 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2114 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2115 TARGET_SINGLE_FLOAT.
2116 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2117 (rs6000_emit_prologue): Likewise.
2118 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2119 TARGET_SINGLE_FLOAT.
2120 (rs6000_libcall_value): Likewise.
2121 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2122 (TARGET_DOUBLE_FLOAT): New default to 1
2123 (TARGET_SIMPLE_FPU): New default to 0
2124 (TARGET_SINGLE_FPU): New default to 0
2125 (TARGET_SINGLE_FLOAT_MODE): New.
2126 (TARGET_DOUBLE_FLOAT_MODE): New.
2127 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2128 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2130 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2131 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2132 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2133 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2134 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2135 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2136 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2137 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2138 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2139 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2140 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2141 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2142 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2143 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2144 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2145 cmptf_internal1, *cmptf_internal2): Condition on
2146 TARGET_DOUBLE_FLOAT.
2147 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2148 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2149 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2150 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2151 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2152 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2153 TARGET_SINGLE_FLOAT.
2154 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2155 * config/rs6000/rs6000.opt (-msingle-float): New.
2156 (-mdouble-float): New.
2157 (-msimple-fpu): New.
2158 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2159 -msingle-float, -mdouble-float, -msimple-fpu options.
2160 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2161 _SOFT_DOUBLE for -msingle-float.
2162 * config.gcc: New config for target=powerpc-xilinx-eabi.
2164 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
2166 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
2167 have exit and entry.
2168 (new_scop): Take entry and exit edge to define new SCoP.
2169 (sd_region_p): New structure used during SCoP detection.
2170 (move_scops): Delete.
2171 (move_sd_regions): New.
2172 (scopdet_info): Change the definition from edges back to basic_blocks.
2173 (scopdet_edge_info): Work on basic_blocks and rename to
2174 scopdet_basic_block_info.
2175 (split_difficult_bb): At the moment removed. We should later
2176 add it at another place.
2177 (build_scops_1): Work on basic_blocks.
2178 (bb_in_sd_region): New.
2179 (find_single_entry_edge): New.
2180 (find_single_exit_edge): New.
2181 (create_single_entry_edge): New.
2182 (sd_region_without_exit): New.
2183 (create_single_exit_edge): New.
2184 (unmark_exit_edges): New.
2185 (mark_exit_edges): New.
2186 (create_sese_edges): New.
2187 (build_graphite_scops): New.
2188 (build_scops): Make SCoPs SESE.
2189 (limit_scops): Use the new functions.
2191 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
2193 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
2195 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2198 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
2199 address to a register before taking the lower part.
2201 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
2203 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
2206 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2207 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
2210 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
2211 the newly created variable.
2212 Create a VECTOR_CST of all 1s for vector types.
2214 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2217 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
2219 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2221 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
2222 order to convert between modes.
2223 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
2225 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
2227 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
2230 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
2233 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2237 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
2239 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
2240 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
2241 them to yield false with MIPS16.
2243 2008-09-26 Jakub Jelinek <jakub@redhat.com>
2246 * dwarf2out.c (tls_mem_loc_descriptor): New function.
2247 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
2248 mem_loc_descriptor failed. Accept UNSPEC.
2249 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
2250 fail if one of the loc_descriptor calls for pieces failed.
2251 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
2252 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
2253 if loc_descriptor_from_tree_1 on offset failed.
2256 * opts.c (common_handle_option): Don't call print_specific_help with
2257 CL_SAVE as first argument.
2259 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
2260 Steve Ellcey <sje@cup.hp.com>
2262 * configure: Regenerate for new libtool.
2263 * aclocal.m4: Ditto.
2265 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
2267 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
2268 alias set on MEM when saving stack pointer.
2269 * config/rs6000/rs6000.md (allocate_stack): Likewise
2271 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
2273 PR tree-optimization/37574
2274 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
2275 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
2276 instead of vector_type for constants. Take computation out of loop.
2277 (vect_get_vec_def_for_operand): Use only vectype for constant case,
2278 and use only vector_type for invariant case.
2279 (get_initial_def_for_reduction): Use vectype instead of vector_type.
2281 2008-09-25 Jakub Jelinek <jakub@redhat.com>
2284 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
2285 the decl is a VAR_DECL or FUNCTION_DECL.
2287 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2290 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2291 (mark_ref_live, mark_ref_dead): Use them.
2292 (def_conflicts_with_inputs_p): Remove.
2293 (mark_early_clobbers): New function.
2294 (process_bb_node_lives): Call preprocess_constraints and
2295 mark_early_clobbers.
2297 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
2299 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2302 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
2303 (ira_compress_allocno_live_ranges): New prototype.
2305 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
2306 (coalesced_allocnos_living_at_program_points): New.
2307 (coalesced_allocnos_live_at_points_p,
2308 set_coalesced_allocnos_live_points): New functions.
2309 (coalesce_spill_slots): Rewrite.
2311 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
2312 ira_compress_allocno_live_ranges): New functions.
2314 * ira-build.c (ira_flattening): Call
2315 ira_compress_allocno_live_ranges.
2318 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
2320 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
2323 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
2325 * combine.c (make_compound_operation): Handle the 'E' format.
2326 (count_rtxs): Likewise.
2327 (update_table_tick): Likewise.
2328 (get_last_value_validate): Likewise.
2330 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
2332 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
2334 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
2336 * matrix-reorg.c (transform_allocation_sites): Initializers
2337 added to avoid the warning.
2339 2008-09-25 Martin Jambor <mjambor@suse.cz>
2341 * cgraph.c (free_nodes): New variable.
2342 (NEXT_FREE_NODE): New macro.
2343 (cgraph_create_node): Reuse nodes from the free list. Do not
2344 update uid if doing so.
2345 (cgraph_remove_node): Add the node to the free list.
2347 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
2349 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2351 2008-09-24 Richard Henderson <rth@redhat.com>
2353 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
2354 * unwind-dw2.c (execute_stack_op): Handle it.
2356 2008-09-24 David Edelsohn <edelsohn@gnu.org>
2359 2008-09-24 Michael J. Eager <eager@eagercon.com>
2361 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
2363 * c-common.c (fname_decl): New location argument.
2364 * c-common.h (fname_decl): Same.
2365 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
2367 (c_parser_typeof_specifier): Same.
2368 (c_parser_parms_list_declarator): Same.
2369 (c_parser_asm_string_literal): Same.
2370 (c_parser_compound_statement_nostart): Same.
2371 (c_parser_label): Same.
2372 (c_parser_do_statement): Same.
2373 (c_parser_asm_statement): Same.
2374 (c_parser_unary_expression): Same.
2375 (c_parser_sizeof_expression): Same.
2376 (c_parser_postfix_expression): Same.
2377 (c_parser_pragma): Same.
2378 (c_parser_omp_clause_collapse): Same.
2379 (c_parser_omp_clause_num_threads): Same.
2380 (c_parser_omp_clause_schedule): Same.
2381 (c_parser_omp_all_clauses): Same.
2382 (c_parser_omp_sections_scope): Same.
2383 (c_parser_omp_for_loop): Same. Pass condition's location to
2384 c_objc_common_truthvalue_conversion.
2385 (c_parser_enum_specifier): Remove comment.
2387 2008-09-24 Michael J. Eager <eager@eagercon.com>
2389 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2391 * config/rs6000/rs6000.c (rs6000_override_options): Move
2392 rs6000_init_hard_regno_mode_ok after all options changed.
2393 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2394 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2395 -msimple-fpu flags. Add warning messages if single FP not configured.
2396 (rs6000_file_start): Output gnu_attribute for single-float.
2397 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2398 (rs6000_legitimize_address): Likewise.
2399 (rs6000_legitimize_reload_address): Likewise.
2400 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2401 TARGET_SINGLE_FLOAT.
2402 (function_arg_advance): Likewise.
2403 (function_arg): Likewise.
2404 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2405 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2406 TARGET_SINGLE_FLOAT.
2407 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2408 (rs6000_emit_prologue): Likewise.
2409 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2410 TARGET_SINGLE_FLOAT.
2411 (rs6000_libcall_value): Likewise.
2412 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2413 (TARGET_DOUBLE_FLOAT): New default to 1
2414 (TARGET_SIMPLE_FPU): New default to 0
2415 (TARGET_SINGLE_FPU): New default to 0
2416 (TARGET_SINGLE_FLOAT_MODE): New.
2417 (TARGET_DOUBLE_FLOAT_MODE): New.
2418 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2419 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2421 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2422 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2423 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2424 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2425 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2426 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2427 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2428 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2429 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2430 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2431 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2432 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2433 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2434 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2435 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2436 cmptf_internal1, *cmptf_internal2): Condition on
2437 TARGET_DOUBLE_FLOAT.
2438 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2439 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2440 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2441 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2442 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2443 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2444 TARGET_SINGLE_FLOAT.
2445 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2446 * config/rs6000/rs6000.opt (-msingle-float): New.
2447 (-mdouble-float): New.
2448 (-msimple-fpu): New.
2449 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2450 -msingle-float, -mdouble-float, -msimple-fpu options.
2451 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2452 _SOFT_DOUBLE for -msingle-float.
2453 * config.gcc: New config for target=powerpc-xilinx-eabi.
2455 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2457 * config/sparc/constraints.md: New file.
2458 * config/sparc/sparc.md: Include it.
2459 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
2460 (sparc_extra_constraint_check): Delete.
2461 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
2462 (memory_ok_for_ldd): New predicate.
2463 (sparc_extra_constraint_check): Delete.
2464 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
2465 (CONST_OK_FOR_LETTER_P): Likewise.
2466 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2467 (EXTRA_CONSTRAINT): Likewise.
2469 2008-08-23 Steve Ellcey <sje@cup.hp.com>
2471 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
2473 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2475 * alias.c (find_base_value): Use FIND_BASE_TERM.
2476 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
2478 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2480 * config/i386/i386.c: Include cselib.h.
2481 (ix86_pic_register_p): New function.
2482 (ix86_delegitimize_address): Use it to check for the PIC register.
2484 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2486 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
2487 * config/i386/i386.c (ix86_find_base_term): Don't check for
2488 SYMBOL_REF and LABEL_REF.
2490 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2492 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
2493 constant PLUS in a CONST.
2495 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
2497 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
2498 check for sibcall support for w64.
2500 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2502 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
2504 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
2506 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
2507 parser_build_binary_op.
2508 * c-decl.c (build_enumerator): Pass location to build_binary_op.
2509 * c-typeck.c (build_array_ref): Same.
2510 (parser_build_unary_op): New location argument.
2511 (pointer_diff): Pass location to build_binary_op,
2512 c_objc_common_truthvalue_conversion.
2513 (build_modify_expr): Same.
2514 (build_unary_op): New location argument.
2515 (build_binary_op): New location argument.
2516 (c_objc_common_truthvalue_conversion): Pass location to
2517 c_*common_truthvalue_conversion.
2518 * c-convert.c (convert): Same.
2519 * c-common.c (binary_op_error): New location argument.
2520 (pointer_int_sum): Pass location to build_binary_op.
2521 (c_common_truthvalue_conversion): New location argument.
2522 (warn_for_sign_compare): Same.
2523 * c-common.h: Add location argument to c_common_truthvalue_conversion,
2524 binary_op_error, build_binary_op, warn_for_sign_compare.
2525 * c-parser.c (c_parser_condition): Pass location to
2526 c_*common_truthvalue_conversion.
2527 (c_parser_conditional_expression): Save condition's location and pass
2529 (c_parser_binary_expression): Same, but for the binary operator's
2531 (c_parser_omp_for_loop): Pass location to
2532 c_objc_common_truthvalue_conversion.
2534 2008-09-23 Martin Jambor <mjambor@suse.cz>
2536 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
2537 (cgraph_node_remove_callees): New temporary f. Hold the next item
2539 (cgraph_node_remove_callers): Likewise.
2541 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
2542 (ipa_node_removal_hook): Likewise.
2544 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
2545 gimple_call_copy_skip_args and moved to the gimple_call section.
2546 * gimple.c (gimple_copy_call_skip_args): Renamed to
2547 gimple_call_copy_skip_args. Changed al users.
2549 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
2551 * ira-color.c (start_allocno_priorities): Rename to
2552 setup_allocno_priorities. Use costs and
2553 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
2554 range lengths. Get rid off doubles.
2555 (ira_fast_allocations): Call start_allocno_priorities.
2557 2008-09-22 David Daney <ddaney@avtrex.com>
2560 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
2561 register if TARGET_LONG_CALLS.
2563 2008-09-22 Richard Guenther <rguenther@suse.de>
2565 PR tree-optimization/37145
2566 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
2567 value-numbering union accesses with their offset and size only.
2568 (visit_reference_op_load): Fix simplification of inserted conversions.
2569 * tree-ssa-pre.c (find_or_generate_expression): Do not
2570 recursively generate expressions if running FRE.
2572 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
2574 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
2575 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
2578 2008-09-22 Richard Guenther <rguenther@suse.de>
2580 PR tree-optimization/37145
2581 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
2582 (phi_translate_1): Constant fold references.
2584 2008-09-22 Ira Rosen <irar@il.ibm.com>
2586 PR tree-optimization/37482
2587 * tree-vectorizer.h (struct _slp_instance): Add new field.
2588 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
2589 (get_earlier_stmt): New function.
2590 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
2592 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
2593 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
2594 asserts that GSI points to the scalar statement being vectorized.
2595 Set new statement location according to GSI.
2596 (vect_schedule_slp_instance): Use GSI of
2597 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
2599 2008-09-21 Jan Hubicka <jh@suse.cz>
2601 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
2602 (ipcp_insert_stage): Update dead_nodes bitmap.
2604 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
2607 * config/i386/t-cygming (SHLIB_LC): Remove.
2608 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
2609 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
2611 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
2615 * final.c (mark_symbol_ref_as_used): New helper function.
2616 (output_operand): Instead of just looking inside MEMs for
2617 SYMBOL_REFs, use new helper function and for_each_rtx.
2618 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
2619 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
2620 Make head comment more general.
2621 * config/darwin.c (machopic_output_indirection): Handle weak
2622 references here, like in assemble_external.
2624 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
2626 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
2627 (sparc_emit_float_lib_cmp): Change return type.
2628 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
2629 (gen_compare_operator): New function.
2630 (sparc_emit_float_lib_cmp): Return the new operator to be used in
2631 the comparison sequence. Minor tweaks.
2632 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
2633 that the final operator and the result of sparc_emit_float_lib_cmp
2634 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
2635 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
2636 buneq, bunge, bunle, bltgt): Assert that the final operator and the
2637 result of sparc_emit_float_lib_cmp match for software TFmode.
2638 (movqicc, movhicc, movsicc, movdicc): Merge into...
2639 (mov<I:mode>cc): ...this.
2640 (movsfcc, movdfcc, movtfcc): Merge into...
2641 (mov<F:mode>cc): ...this.
2642 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
2644 (mov<I:mode>_cc_v9): ...this.
2645 (movdi_cc_sp64_trunc): Delete.
2646 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
2647 movdi_cc_reg_sp64): Merge into...
2648 (mov<I:mode>_cc_reg_sp64): ...this.
2649 (movsf_cc_sp64): Rename into...
2650 (movsf_cc_v9): ...this.
2651 (movdf_cc_sp64): Rename into...
2652 (movdf_cc_v9): ...this.
2653 (movtf_cc_hq_sp64): Rename into...
2654 (movtf_cc_hq_v9): ...this.
2655 (movtf_cc_sp64): Rename into...
2656 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
2658 2008-09-21 Diego Novillo <dnovillo@google.com>
2660 * doc/gccint.texi: Include generic.texi and gimple.texi.
2662 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
2663 (GIMPLE): Move to gimple.texi.
2664 (Annotations): Remove references to to stmt_ann_t and
2666 (SSA Operands): Rename from 'Statement Operands'.
2667 * doc/generic.texi: New.
2668 * doc/gimple.texi: New.
2669 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
2670 * Makefile.in (TEXI_GCCINT_FILES):
2671 * gimple.c (gimple_copy_call_skip_args): Rename from
2672 giple_copy_call_skip_args. Update all users.
2673 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
2675 2008-09-21 Ira Rosen <irar@il.ibm.com>
2677 PR tree-optimization/37539
2678 * tree-vect-transform.c (vect_transform_strided_load): Save vector
2679 statement in related statement field only for the first load of the
2680 group of loads with the same data reference.
2682 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
2684 * config/mips/mips.h (TUNE_OCTEON): New macro.
2685 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
2686 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
2687 * config/mips/octeon.md: New file.
2688 * config/mips/mips.md: Include octeon.md. Restore
2689 semi-alphabetical order of include files.
2691 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
2694 * config/i386/i386.md (*jcc_fused_1): Removed.
2695 (*jcc_fused_2): Likewise.
2696 (*jcc_fused_3): Likewise.
2697 (*jcc_fused_4): Likewise.
2699 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2701 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
2702 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
2703 * target.h (gcc_target): Add ira_cover_classes.
2704 * ira.c: Remove IRA_COVER_CLASSES guards.
2705 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
2706 instead of IRA_COVER_CLASSES.
2707 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
2708 (setup_class_translate): Likewise.
2709 (setup_reg_class_intersect_union): Likewise.
2710 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
2711 test of targetm.ira_cover_classes.
2712 * opts.c (decode_options): Use targetm.ira_cover_classes instead
2713 of IRA_COVER_CLASSES.
2714 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
2715 (TARGET_INITIALIZER): Include it.
2716 * targhooks.h (default_ira_cover_classes): Declare.
2717 * targhooks.c (default_ira_cover_classes): New function.
2719 2008-09-19 Bob Wilson <bob.wilson@acm.org>
2721 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
2723 2008-09-19 Ian Lance Taylor <iant@google.com>
2725 * varasm.c (narrowing_initializer_constant_valid_p): Return
2726 NULL_TREE if ENDTYPE is not an integer.
2728 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2731 * tree-ssa.c (execute_update_addresses_taken): Also update
2732 DECL_GIMPLE_REG_P for vector and complex types.
2734 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
2735 Jan Hubicka <jh@suse.cz>
2738 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
2739 empty before freeing them.
2740 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
2742 2008-09-18 Bob Wilson <bob.wilson@acm.org>
2744 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
2745 * config/xtensa/predicates.md (tls_symbol_operand): New.
2746 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
2747 (TARGET_CANNOT_FORCE_MEM): Define.
2748 (xtensa_tls_symbol_p): New.
2749 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
2750 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
2751 (xtensa_tls_module_base): New.
2752 (xtensa_call_tls_desc): New.
2753 (xtensa_legitimize_tls_address): New.
2754 (xtensa_legitimize_address): Handle TLS symbols.
2755 (xtensa_tls_referenced_p_1): New.
2756 (xtensa_tls_referenced_p): New.
2757 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
2759 (XTENSA_BUILTIN_THREAD_POINTER): New.
2760 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
2761 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
2762 builtin. Add declarations for __builtin_thread_pointer and
2763 __builtin_set_thread_pointer.
2764 (xtensa_fold_builtin): Recognize new builtins.
2765 (xtensa_expand_builtin): Expand new builtins.
2766 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
2767 (TARGET_THREADPTR): Define.
2768 (HAVE_AS_TLS): Define default value.
2769 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
2770 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
2771 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
2772 (UNSPECV_SET_TP): New.
2773 (sym_TPOFF, sym_DTPOFF): New.
2774 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
2775 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
2776 * configure: Regenerated.
2778 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
2781 * config/ia64/ia64.c (ia64_optimization_options): Move
2782 checking and setting flag_schedule_insns_after_reload and
2783 ia64_flag_schedule_insns2 back to ...
2784 (ia64_override_options): Here.
2786 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
2789 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
2790 zero extend count after the correction to it is done.
2791 (doloop_optimize): Update call to doloop_modify, don't zero extend
2794 2008-09-18 Martin Jambor <mjambor@suse.cz>
2796 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
2798 * ipa-prop.c: Correct comments.
2799 * ipa-prop.h: Likewise.
2801 2008-09-18 Jan Hubicka <jh@suse.cz>
2804 * ipa-reference.c (ipa_reference_local_vars_info_d,
2805 ipa_reference_global_vars_info_d,
2806 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2807 ipa_reference_vars_info_t): Move here from ipa-reference.h
2808 (node_duplication_hook_holder, node_removal_hook_holder): New.
2809 (get_reference_vars_info_from_cgraph): Rename to ...
2810 (get_reference_vars_info): ... this one, use cgraph uids.
2811 (get_local_reference_vars_info, get_global_reference_vars_info):
2812 Use cgraph instead of decl.
2813 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2815 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
2816 ipa_reference_get_written_global,
2817 ipa_reference_get_not_written_global): Use cgraph argument.
2818 (check_call): Simplify avail check.
2819 (scan_stmt_for_static_refs): Update.
2820 (propagate_bits): Update.
2821 (merge_callee_local_info): Remove.
2822 (init_function_info): Use cgraph nodes.
2823 (clean_function_local_data): Break out from ...
2824 (clean_function): ... here.
2825 (copy_local_bitmap, copy_global_bitmap): New functions.
2826 (duplicate_node_data, remove_node_data): New functions.
2827 (generate_summary): Register hooks; use visibility instead of
2829 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
2830 * ipa-reference.h (ipa_reference_local_vars_info_d,
2831 ipa_reference_global_vars_info_d,
2832 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
2833 ipa_reference_vars_info_t): Move to ipa-reference.c
2834 (ipa_reference_get_read_local, ipa_reference_get_written_local):
2836 (ipa_reference_get_read_global, ipa_reference_get_written_global,
2837 ipa_reference_get_not_read_global,
2838 ipa_reference_get_not_written_global): Update prototype.
2839 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
2840 (init_state): Remove.
2841 (node_duplication_hook_holder, node_removal_hook_holder): New.
2842 (get_function_state, set_function_state): Use VECtor.
2843 (analyze_function): Check body availability.
2844 (add_new_function): Likewise.
2845 (duplicate_node_data, remove_node_data): New.
2846 (generate_summary): Register hooks; do not care about clones.
2847 (propafate): Do not care about clones; recursive functions are
2849 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
2850 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
2851 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
2853 * tree-flow.h (function_ann_d): Remove reference_vars_info.
2854 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
2855 Update call of ipa-reference accesors.
2857 2008-09-18 Simon Baldwin <simonb@google.com>
2859 * c-opts.c (c_common_handle_option): Add handling for
2860 -Wbuiltin-macro-redefined command line option.
2861 * c.opt: Added builtin-macro-redefined option.
2862 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
2865 2008-09-18 Richard Guenther <rguenther@suse.de>
2867 PR tree-optimization/37258
2868 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
2869 and signedness for integral types.
2870 (vn_phi_eq): Require compatible types.
2872 2008-09-18 Jakub Jelinek <jakub@redhat.com>
2875 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
2876 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
2878 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
2879 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
2880 ggc_free other TREE_LIST nodes from that chain.
2881 * function.c (instantiate_decls): Instantiate also DECL_RTL
2882 of vars in cfun->local_decls, free that list afterwards.
2884 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
2886 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
2887 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
2889 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2891 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
2892 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
2894 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
2896 PR tree-optimization/37102
2897 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
2898 from a node. Check to see if another PHI is dead.
2899 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
2900 remove real PHIs which have no uses.
2901 (rewrite_out_of_ssa): Call eliminate_useless_phis.
2903 2008-09-18 Richard Guenther <rguenther@suse.de>
2906 * tree-cfg.c (remove_useless_stmts_1): Remove
2907 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
2909 2008-09-18 Nick Clifton <nickc@redhat.com>
2911 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
2912 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
2913 to frv_secondary_reload_class.
2914 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
2915 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
2916 (frv_secondary_reload_class): Omit unused parameter.
2917 (frv_secondary_reload): New function. Handle the case when
2918 secondary_reload_class() is called before the reload_(in|out)
2919 _optabs have been initialised.
2920 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
2922 * config/frv/frv.md: Define an exclusion set between fr550_m0
2925 2008-09-18 Richard Guenther <rguenther@suse.de>
2927 PR tree-optimization/37456
2928 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
2929 want to insert after ends a BB insert on the single fallthru
2932 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
2934 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
2935 Mention -march=z9-109, z9-ec and z10.
2937 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
2939 PR rtl-optimization/37544
2940 * regrename.c (maybe_mode_change): Exit early when copy_mode
2941 is narrower than orig_mode and narrower than new_mode.
2943 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
2946 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
2948 * sched-rgn.c (ref_counts): Remove.
2949 (insn_referenced): New static variable.
2950 (INSN_REF_COUNT): Remove.
2951 (sched_run_compute_dependencies): Use insn_referenced instead of
2953 (add_branch_dependences): Likewise. Delete dead assignment.
2955 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
2957 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
2958 consumer is an asm. Add comment why this is important.
2959 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
2960 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
2962 2008-09-17 Joseph Myers <joseph@codesourcery.com>
2964 * expr.c (emit_group_store): Do not shift before moving via a
2967 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
2969 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
2970 from aggregate to non-aggregate type if the bit pattern is not fully
2971 preserved afterwards.
2973 2008-09-17 Richard Guenther <rguenther@suse.de>
2975 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
2976 (verify_gimple_assign): ... this. Split into ...
2977 (verify_gimple_assign_unary): ... this,
2978 (verify_gimple_assign_binary): ... that,
2979 (verify_gimple_assign_single): ... and this.
2980 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
2981 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
2982 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
2983 (verify_types_in_gimple_reference): Be forgiving with
2985 (verify_gimple_phi): Deal with virtual operands.
2987 * tree.def (PREDICT_EXPR): Change to tcc_expression.
2989 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2991 * tree.c (get_callee_fndecl): Don't call the language hook.
2992 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
2993 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
2994 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
2996 2008-09-17 Jakub Jelinek <jakub@redhat.com>
2998 * tree.c (protected_set_expr_location): Don't unnecessarily
2999 check for error_mark_node.
3001 2008-09-17 Art Haas <ahaas@impactweather.com>
3003 * ipa-reference.c (analyze_function): Declare step only if
3004 ENABLE_CHECKING is defined.
3006 2008-09-17 Jan Hubicka <jh@suse.cz>
3009 * tree.h (DECL_INLINE): remove.
3010 (DECL_DECLARED_INLINE_P): Update docs.
3011 (DECL_NO_INLINE_WARNING_P): new.
3012 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
3013 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
3015 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3016 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3019 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
3022 2008-09-17 Jan Hubicka <jh@suse.cz>
3024 * ipa-reference.c (ipa_obstack): Remove.
3025 (local_info_obstack, global_info_obstack): New.
3026 (add_static_var): We now handle variables only.
3027 (mark_address_taken, mark_load, mark_store): New functions based on ...
3028 (check_operand): ... remove.
3029 (get_asm_stmt_operands): Rename to ...
3030 (check_asm_memory_clobber): ... this. Look only for memory clobber.
3031 (scan_stmt_for_static_refs): Rewrite.
3032 (scan_op_for_static_refs): Rename to ...
3033 (scan_initializer_for_static_refs): do not look for VAR_DECL
3034 initializers; stop recursion on types and decls.
3035 (ipa_init): Use proper obstacks.
3036 (analyze_variable): Use scan_initializer_for_static_refs.
3037 (init_function_info): Use local obstack.
3038 (analyze_function): Simplify.
3039 (add_new_function): We don't need visited_nodes obstack.
3040 (generate_summary): Use proper obstacks; cleanup after propagation.
3042 2008-09-17 Richard Guenther <rguenther@suse.de>
3045 PR tree-optimization/37491
3046 * alias.c (get_alias_set): Use the canonical type.
3047 * tree-vect-transform.c (vectorizable_store): Use the type of
3048 the lhs for the vector type. Adjust checking.
3049 (vectorizable_load): Adjust checking.
3051 2008-09-16 Jakub Jelinek <jakub@redhat.com>
3052 Adam Nemet <anemet@caviumnetworks.com>
3054 PR rtl-optimization/37483
3055 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
3056 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
3057 Rearrange code to better match the original comment. Check
3058 t_unconditional first. Improve comment.
3060 2008-09-16 Jakub Jelinek <jakub@redhat.com>
3063 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
3064 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
3067 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
3068 GIMPLE_TRY if cleanup sequence is empty.
3070 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
3073 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
3074 eliminate IV if the cost are the same.
3076 2008-09-16 Richard Guenther <rguenther@suse.de>
3079 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
3082 2008-09-16 Richard Guenther <rguenther@suse.de>
3084 PR tree-optimization/37508
3085 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
3087 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
3089 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
3091 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3093 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
3094 use gen_floatdidf2 directly.
3095 (floatunssidf2): Likewise.
3096 (floatsidf_ppc64_mfpgpr): Remove.
3097 (floatsidf_ppc64): Remove.
3098 (floatunssidf_ppc64): Remove.
3100 2008-09-15 Jakub Jelinek <jakub@redhat.com>
3102 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
3103 rather than update_cost_queue.
3105 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
3106 in every call starting with the second one, instead of only when
3107 alias_bitmap_obstack.elements != NULL.
3109 * tree-predcom.c (filter_suitable_components): Free all refs in
3110 act->refs vector before calling release_component.
3111 (add_ref_to_chain): Free ref if not adding it to chain->refs.
3113 * tree-data-ref.c (free_subscripts): Free all subscript objects.
3115 * tree-loop-linear.c (linear_transform_loops): Initialize
3116 lambda_obstack only after calling perfect_loop_nest_depth.
3117 Goto free_and_continue instead of just continue for later failures.
3120 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
3123 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
3125 2008-09-14 Andreas Schwab <schwab@suse.de>
3127 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
3129 2008-09-14 Jan Hubicka <jh@suse.cz>
3131 * invoke.texi (-fconserve-stack): Document.
3132 * opts.c (decode_options): Handle conserve_stack.
3133 * common.opt (fconvserve_stack): New.
3135 2008-09-14 David Edelsohn <edelsohn@gnu.org>
3137 * config.host: Add x-aix to host_xmake_file.
3138 * config/rs6000/t-aix52: Do not override LDFLAGS.
3139 * config/rs6000/x-aix: New file.
3141 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
3147 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
3148 is not recognized as a valid register usage. Allow REG_X to be used
3150 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
3151 forces a reload when using a base register.
3153 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
3155 * config/i386/cygming-crtend.c (register_frame_ctor): If
3156 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
3157 directly with atexit.
3158 (deregister_frame_ctor): Rename to ...
3159 (deregister_frame_dtor): Use to call __gcc_deregister_frame
3160 if !DEFAULT_USE_CXA_ATEXIT.
3162 2008-09-13 Jan Hubicka <jh@suse.cz>
3164 * cgraph.c: Include value-prof.h
3165 * Makefile.in (cgraph.o): Add value-prof.h dependency.
3167 2008-09-13 Jan Hubicka <jh@suse.cz>
3170 * tree-profile.c (add_abnormal_goto_call_edges): New function.
3171 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
3172 tree_gen_one_value_profiler, tree_gen_average_profiler,
3173 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
3175 2008-09-13 Jan Hubicka <jh@suse.cz>
3177 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
3178 too many bytes on misalligned blocks.
3180 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3182 * doc/cfg.texi: Fix some typos.
3183 * doc/extend.texi: Likewise.
3184 * doc/install.texi: Likewise.
3185 * doc/invoke.texi: Likewise.
3186 * doc/rtl.texi: Likewise.
3187 * doc/tree-ssa.texi: Likewise.
3189 2008-09-13 Richard Guenther <rguenther@suse.de>
3192 * tree-nested.c (finalize_nesting_tree_1): Generate valid
3193 gimple stores for memory rhs.
3195 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
3197 PR rtl-optimization/37489
3198 * cse.c (fold_rtx): Don't return const_true_rtx for float
3199 compare if FLOAT_STORE_FLAG_VALUE is undefined.
3201 2008-09-13 Jan Hubicka <jh@suse.cz>
3203 PR tree-optimization/37392
3204 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
3206 2008-09-13 Martin Jambor <mjambor@suse.cz>
3207 Jan Hubicka <jh@suse.cz>
3209 * cgraph.c (free_edges): New variable.
3210 (NEXT_FREE_EDGE): New macro.
3211 (cgraph_free_edge): New function.
3212 (cgraph_remove_edge): Call cgraph_remove_edge_1.
3213 (cgraph_node_remove_callees): Likewise.
3214 (cgraph_node_remove_callers): Likewise.
3215 (cgraph_create_edge): Reuse edges from the free list. Do not
3216 update uid if doing so.
3217 (cgraph_remove_*_hook): Add free call.
3219 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
3221 * ira-color.c (conflict_allocno_vec): Delete.
3222 (update_cost_queue_elem): New structure.
3223 (update_cost_queue): New variable.
3224 (update_cost_queue_tail): Likewise.
3225 (update_cost_queue_elems): Likewise.
3226 (allocno_update_cost_check): Delete.
3227 (initiate_cost_update): Allocate update_cost_queue_elems
3228 instead of allocno_update_cost_check.
3229 (finish_cost_update): Update the free()s accordingly.
3230 (start_update_cost): New function.
3231 (queue_update_cost): Likewise.
3232 (get_next_update_cost): Likewise.
3233 (update_copy_costs_1): Inline into...
3234 (update_copy_costs): ...here. Use a queue instead of recursive calls.
3235 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
3236 once we've established they are equal. Don't allocate update
3237 costs if there is nothing to add to them.
3238 (update_conflict_hard_regno_costs): Remove ALLOCNO and
3239 DIVISOR arguments. Use a queue instead of recursive calls;
3240 process all the allocnos in the initial queue, rather than
3242 (assign_hard_reg): Use queue_update_cost instead of
3243 conflict_allocno_vec. Queue coalesced allocnos instead
3244 of calling update_conflict_hard_regno_costs for each one.
3245 Just call update_conflict_hard_regno_costs once for the
3247 (ira_color): Remove conflict_allocno_vec handling.
3249 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3251 PR tree-optimization/37484
3252 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
3253 (save_var_name): Same.
3254 (initialize_cloog_names): Same.
3255 (initialize_cloog_names): Same.
3257 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3259 * tree-scalar-evolution.c (set_instantiated_value): Set
3262 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
3266 * ira-build.c (common_loop_tree_node_dominator): Remove.
3267 (copy_live_ranges_to_removed_store_destinations): New function.
3268 (regno_top_level_allocno_map): Move to top level from ...
3269 (ira_flattening): ... here. Use
3270 copy_live_ranges_to_removed_store_destinations.
3272 * ira-emit.c (generate_edge_moves): Fix a comment.
3274 2008-09-12 Anatoly Sokolov <aesok@post.ru>
3277 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
3278 scratch register after 'set' pattern.
3280 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3282 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
3283 information passed to mark_reg_pointer.
3284 * explow.c (force_reg): Likewise.
3286 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3288 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
3289 when building for the celledp architecture.
3291 2008-09-12 Richard Guenther <rguenther@suse.de>
3293 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
3295 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
3297 PR rtl-optimization/37424
3298 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
3299 the regnos instead of the addresses.
3301 2008-09-11 Janis Johnson <janis187@us.ibm.com>
3303 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
3305 2008-09-11 Richard Guenther <rguenther@suse.de>
3307 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
3308 entering the weaker equivalence recording.
3310 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
3312 2008-09-11 Jeff Law <law@redhat.com>
3314 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
3315 by assign_stack_local on the IRA path for stack slot sharing
3316 as well as the non-IRA path.
3318 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
3320 * config/i386/i386.h: Fix whitespace issues.
3322 2008-09-11 Martin Jambor <mjambor@suse.cz>
3324 * ipa-prop.h (struct ipa_param_flags): Removed.
3325 (struct ipa_param_descriptor): New structure.
3326 (struct ipa_node_params): ipcp_lattices, param_decls and
3327 param_flags moved to ipa_param_description.
3328 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
3329 descriptors. Renamed all users.
3330 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
3331 changed to access descriptors. Renamed all users.
3332 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
3333 to access descriptors. Renamed all users.
3334 * ipa-cp.c (ipcp_init_cloned_node): Call
3335 ipa_initialize_node_params instead of ipa_count_formal_params and
3336 ipa_create_param_decls_array.
3337 (ipcp_analyze_node): Likewise.
3338 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
3339 descriptors. Renamed all users.
3340 (ipcp_initialize_node_lattices): Remove allocation.
3341 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3342 ipa_initialize_node_params instead of ipa_count_formal_params and
3343 ipa_create_param_decls_array.
3344 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
3345 ipa_populate_param_decls, made static, added parameter info,
3346 renamed mt to node, removed allocation, changed to use
3348 (ipa_count_formal_params): Made static, added parameter info,
3350 (ipa_initialize_node_params): New function.
3351 (ipa_check_stmt_modifications): Changed to use descriptors.
3352 (ipa_detect_param_modifications): Removed allocation, changed to
3354 (ipa_note_param_call): Changed to use descriptors.
3355 (ipa_analyze_params_uses): Removed allocation.
3356 (ipa_free_node_params_substructures): Changed to use descriptors.
3357 (ipa_edge_duplication_hook): Use the unused attribute.
3358 (ipa_node_duplication_hook): Use the unused attribute, changed to
3359 use descriptors, changed to duplicate descriptors.
3361 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
3362 changed all callers. Call ipa_propagate_indirect_call_infos if doing
3363 indirect inlining. Made static.
3364 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
3365 functions called only once.
3366 (cgraph_decide_recursive_inlining): Don't call
3367 ipa_propagate_indirect_call_infos, pass new_edges to
3368 cgraph_mark_inline_edge instead.
3369 (cgraph_decide_inlining_of_small_functions): Don't call
3370 ipa_propagate_indirect_call_infos, pass new_edges to
3371 cgraph_mark_inline_edge instead.
3372 (cgraph_decide_inlining): Don't call
3373 ipa_propagate_indirect_call_infos.
3374 * ipa-prop.c: Check that vectors are allocated.
3376 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
3377 iff a new cgraph edges have been created.
3378 (cgraph_decide_inlining): New variable redo_always_inline.
3379 Flattening and always_inlining loop until callgraph stabilizes.
3380 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
3381 true iff new cgraph edges have been created.
3382 (propagate_info_to_inlined_callees): Likewise.
3383 (ipa_propagate_indirect_call_infos): Likewise.
3385 2008-09-11 Richard Guenther <rguenther@suse.de>
3387 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
3388 (set_prologue_iterations): Likewise.
3389 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3391 (vect_update_init_of_dr): Likewise.
3392 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
3394 * fold-const.c (fold_unary): Do not generate calculations
3397 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
3399 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
3400 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
3401 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
3403 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
3405 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
3406 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
3407 before finalizing the changes.
3408 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
3410 (simplify_truth_ops_using_ranges): New.
3411 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
3412 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
3413 whether a simplification was made.
3414 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
3415 use a switch statement and also call simplify_truth_ops_using_ranges.
3417 2008-09-11 Jan Hubicka <jh@suse.cz>
3419 * ggc-common.c (loc_array): Make static.
3420 * dce.c (rest_of_handle_ud_dce): Free worklist.
3422 2008-09-11 Jan Hubicka <jh@suse.cz>
3424 * cgraph.c (cgraph_release_function_body): Plug memory leak on
3425 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
3426 function so we are sure we do not dangle it forever.
3427 * function.c (outer_function_chain, find_function_data): Remove.
3428 (function_context_stack): New.
3429 (push_function_context, pop_function_context): Update.
3430 * function.h (struct function): Remove pointer outer.
3431 (outer_function_chain, find_function_data): Remove.
3432 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
3434 2008-09-11 Jan Hubicka <jh@suse.cz>
3437 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
3439 2008-09-11 Jan Hubicka <jh@suse.cz>
3441 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
3443 2008-09-11 Jan Hubicka <jh@suse.cz>
3445 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
3446 (free_var_map_entry): New function.
3447 (redirect_edge_var_map_destroy): Use it.
3449 2008-09-11 Jan Hubicka <jh@suse.cz>
3452 * tree-inline.c (add_lexical_block): Replace with ...
3453 (prepend_lexical_block): ... prepend at begginig.
3454 (remap_blocks): Use it and reverse later.
3455 (expand_call_inline): Use prepend_lexical_block.
3457 2008-09-11 Jan Hubicka <jh@suse.cz>
3459 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
3461 2008-09-11 Jan Hubicka <jh@suse.cz>
3463 * function.c (free_after_compilation): Call insn_locators_free.
3464 * cfglayout.c (insn_locators_free): New function.
3465 * rtl.h (insn_locators_free): Declare.
3467 2008-09-11 Jan Hubicka <jh@suse.cz>
3469 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
3471 (cond_move_process_if_block): Update call.
3473 2008-09-11 Jan Hubicka <jh@suse.cz>
3475 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
3476 * vec.c: Include hashtab.h
3477 (vec_descriptor, ptr_hash_entry): New structures.
3478 (vec_desc_hash, vec_ptr_map): New static variables.
3479 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
3480 register_overhead, free_overhead, vec_heap_free): New functions.
3481 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
3482 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
3483 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
3486 2008-09-11 Ira Rosen <irar@il.ibm.com>
3488 PR tree-optimization/37474
3489 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
3490 length of load permutation.
3492 2008-09-11 Andreas Schwab <schwab@suse.de>
3494 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
3496 2008-09-11 Jakub Jelinek <jakub@redhat.com>
3499 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
3500 * dse.c (find_shift_sequence): Use extract_low_bits instead of
3501 simplify_gen_subreg.
3503 2008-09-11 Ira Rosen <irar@il.ibm.com>
3505 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
3508 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3511 * gimplify.c (gimplify_body): Call default_rtl_profile.
3514 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
3515 instead of tok->val.node if not expanding to something else. Handle
3516 intervening CPP_PADDING tokens.
3517 (altivec_categorize_keyword): Remove unneeded comparisons.
3519 2008-09-10 Richard Guenther <rguenther@suse.de>
3521 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
3523 2008-09-10 Richard Guenther <rguenther@suse.de>
3526 * tree-inline.c (insert_init_stmt): Make sure to not
3527 insert invalid gimple stores.
3529 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
3531 PR tree-optimization/37388
3532 * toplev.c (process_options): Fail and warn when graphite
3533 flags are used, but the compiler has not been configured
3534 with graphite libraries.
3535 * graphite.c (graphite_transform_loops): Remove printfs
3536 to dump_file for the case when graphite is not available.
3538 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
3541 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
3542 the even element into register.
3543 (ix86_expand_vector_init_general): Don't use
3544 ix86_expand_vector_init_interleave on V16QImode and V8HImode
3545 if we can't move from GPR to SSE register directly.
3547 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
3549 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
3550 not lose track of the number of NOPs needed. Number of NOPs needed
3551 for sync vs. loads workaround was switched; corrected. Run second
3552 pass for all workarounds. No NOPs needed after call insns. Change
3553 second pass to use find_next_insn_start and find_load helpers in order
3554 to properly detect parallel insns.
3555 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
3557 2008-09-10 Jan Hubicka <jh@suse.cz>
3559 * value-prof.c (gimple_ic): Fix tuplification bug.
3560 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
3563 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3565 PR tree-optimization/37353
3566 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
3567 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
3568 calls instead of cond_dead_built_in_calls.
3569 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
3570 initalize the vector only before adding first entry. Use VEC_safe_push
3571 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
3572 shrink_wrap_conditional_dead_built_in_calls call.
3574 2008-09-10 Ira Rosen <irar@il.ibm.com>
3576 PR tree-optimization/37385
3577 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
3578 argument, and use it as a vector type if not NULL.
3579 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
3581 (vect_setup_realignment): Call vect_create_data_ref_ptr with
3582 additional argument.
3583 (vectorizable_load): Likewise.
3585 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3587 * config/i386/i386.md (SWI32): New mode iterator.
3588 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
3591 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3593 PR rtl-optimization/37435
3594 * caller-save.c (insert_restore, insert_save): Check the mode by
3597 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3600 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
3602 (dw2_output_indirect_constant_1): Use unstripped name in symbol
3605 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
3607 * doc/invoke.texi (ARM Options): Correct errors in discussion
3608 of -mfloat-abi, -mhard-float, and -msoft-float.
3610 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3611 Jan Hubicka <jh@suse.cz>
3614 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
3615 calling gimple_regimplify_operands on it. Iterate over all newly
3616 added statements, not just the last one.
3617 (insert_init_stmt): Insert stmt into seq first, then call
3618 gimple_regimplify_operands on it. Don't create new gimplification
3619 context, nor find referenced vars.
3621 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3624 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
3625 to pointer to vector pointer.
3626 * ipa-prop.c (ipa_propagate_indirect_call_infos,
3627 propagate_info_to_inlined_callees): Likewise.
3628 (update_call_notes_after_inlining): Likewise. Push new indirect edge
3629 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
3630 ipa_check_create_edge_args.
3631 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
3632 argument to pointer to vector pointer.
3633 (cgraph_decide_inlining_of_small_function): Adjust
3634 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
3638 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
3639 optimizing for size, not speed.
3641 PR rtl-optimization/37408
3642 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
3643 if parm is promoted.
3645 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3647 PR tree-optimization/37375
3648 * tree-scalar-evolution.c (scev_info_str): Add field
3650 (new_scev_info_str, eq_scev_info, find_var_scev_info,
3651 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
3652 set_instantiated_value): Pass instantiated_below.
3653 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
3655 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
3656 the definitions are not instantiated.
3658 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
3659 (block_before_loop): New.
3660 * tree-data-ref.c (dr_analyze_indices): Update uses of
3662 * graphite.c (block_before_scop): New.
3663 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
3664 basic block, not a loop for determining the parameters.
3665 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
3667 (idx_record_params, find_params_in_bb, find_scop_parameters,
3668 build_loop_iteration_domains, add_conditions_to_domain): Update calls
3669 to instantiate_scev.
3671 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
3673 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3677 * ira-build.c (ira_create_allocno): Setup frequency to 0.
3679 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
3680 Check zero freq and increase if necessary.
3682 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3684 * ira-conflicts.c (process_regs_for_copy): Check that the hard
3685 regno is in the right range. Add comments.
3687 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3689 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
3691 * mips-tfile.c (copy_object): Cast alloca result to int *.
3692 * mips-tdump.c (print_symbol): Cast xmalloc return values to
3694 Rename class to sclass.
3695 (read_tfile): Cast read_seek return values to proper types.
3696 Cast xcalloc return value to proper type.
3698 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3700 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
3701 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
3702 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
3704 2008-09-09 Jan Hubicka <jh@suse.cz>
3706 * profile.c (is_edge_inconsistent): Add debug output; ignore
3707 negative count on fake edges.
3708 (is_inconsistent): Add debug output.
3710 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3712 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
3714 (choose_ready): When first insn is chosen from the ready list, also
3717 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3719 PR rtl-optimization/37360
3720 * haifa-sched.c (max_issue): Do not assert that we never issue more
3721 insns than issue_rate. Add comment.
3723 2008-09-09 Richard Guenther <rguenther@suse.de>
3725 * tree-cfg.c (verify_types_in_gimple_op): Remove.
3726 (verify_types_in_gimple_call): Rename to ...
3727 (verify_gimple_call): ... this. Enhance.
3728 (verify_types_in_gimple_cond): Remove.
3729 (verify_gimple_comparison): New function ...
3730 (verify_types_in_gimple_assign): ... split out from here.
3731 (verify_types_in_gimple_return): Rename to ...
3732 (verify_gimple_return): ... this. Enhance.
3733 (verify_types_in_gimple_switch): Rename to ...
3734 (verify_gimple_switch): ... this. Enhance.
3735 (verify_gimple_goto): New function.
3736 (verify_types_in_gimple_phi): Rename to ...
3737 (verify_gimple_phi): ... this. Enhance.
3738 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
3739 Fold in single-statement cases from verify_types_in_gimple_seq_2.
3740 (verify_types_in_gimple_seq_2): Remove cases handled in
3741 verify_types_in_gimple_stmt.
3743 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
3745 * config/bfin/bfin.c (n_regs_to_save): New static variable.
3746 (push_multiple_operation, pop_multiple_operation): Set it.
3747 (workaround_rts_anomaly): New function.
3748 (workaround_speculation): New function, broken out of bfin_reorg.
3749 (bfin_reorg): Call the new functions.
3751 2008-09-09 Richard Guenther <rguenther@suse.de>
3755 * gimplify.c (gimplify_conversion): Change conversions of
3756 non-register type to VIEW_CONVERT_EXPRs.
3757 (gimplify_addr_expr): If we need to make the operand
3758 addressable make sure to use a properly initialized
3759 temporary for that so it gets a valid gimple store.
3761 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
3763 * function.h (struct function): Add function_start_locus.
3764 * cfgexpand.c (gimple_expand_cfg): Use it.
3765 * c-parser.c (c_parser_declaration_or_fndef): Set it.
3767 2008-09-09 Richard Guenther <rguenther@suse.de>
3769 PR tree-optimization/37433
3770 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
3773 2008-09-09 Richard Guenther <rguenther@suse.de>
3775 PR tree-optimization/37387
3776 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
3777 and bits to a common type.
3779 2008-09-09 Nick Clifton <nickc@redhat.com>
3781 * config/v850/v850.md (return): Restore frame size restriction.
3783 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
3785 * c-common.c (c_expand_decl): Remove.
3786 * c-common.h (anon_aggr_type_p): Remove prototype.
3787 (DECL_ANON_UNION_ELEMS): Remove.
3788 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
3789 * c-decl.c (anon_aggr_type_p): Remove.
3790 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
3791 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
3792 * langhooks.h (struct lang_hooks): Remove expand_decl.
3793 * langhooks.c (lhd_expand_decl): Remove.
3794 * stmt.c (expand_anon_union_decl): Remove.
3795 * tree.h (expand_anon_union_decl): Remove prototype.
3797 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
3800 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
3802 * config/avr/avr.md (QISI) : Define mode iterator.
3803 (negated_tst<mode>) : Redefine as split using mode macro.
3804 (reversed_tstqi): Define insn as reversed compare with zero.
3805 (reversed_tsthi): Ditto.
3806 (reversed_tstsi): Ditto.
3808 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3811 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
3812 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
3815 * predict.c (optimize_function_for_size_p): Don't segfault if
3817 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
3818 tree_swap_operands_p): Don't test cfun != NULL before calling
3819 optimize_function_for_s*_p.
3821 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
3823 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
3826 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
3828 * crx/crx.h (IRA_COVER_CLASSES): Define.
3830 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3833 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
3834 even when a stmt has been gimple_modified_p, but after fold_stmt is
3835 not any longer. Remove unneeded may_have_exposed_new_symbols
3838 2008-09-08 Richard Guenther <rguenther@suse.de>
3840 PR tree-optimization/37421
3841 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
3844 2008-09-08 Jakub Jelinek <jakub@redhat.com>
3847 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
3849 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3852 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
3853 * pa-hpux10.h (LINK_SPEC): Likewise.
3854 * pa-hpux11.h (LINK_SPEC): Likewise.
3856 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3858 * pa32-regs.h (IRA_COVER_CLASSES): Define.
3859 * pa64-regs.h (IRA_COVER_CLASSES): Define.
3861 2008-09-07 Helge Deller <deller@gmx.de>
3863 * pa/linux-atomic.c: New file.
3864 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
3865 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
3867 2008-09-07 Richard Guenther <rguenther@suse.de>
3868 Ira Rosen <irar@il.ibm.com>
3870 PR tree-optimization/36630
3871 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
3872 Call STRIP_NOPS before calling evolution_part_in_loop_num.
3874 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
3875 Ira Rosen <irar@il.ibm.com>
3877 PR tree-optimization/35642
3878 * config/rs6000/altivec.md (mulv8hi3): Implement.
3880 2008-09-06 Jeff Law <law@redhat.com>
3882 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
3884 2008-09-06 Jan Hubicka <jh@suse.cz>
3886 PR tree-optimization/14703
3887 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
3889 * passes.c (init_optimization_passes): Recompute inline parameters.
3891 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3893 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
3896 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
3897 Peter Fuerst <post@pfrst.de>
3899 * doc/invoke.texi: Document -mr10k-cache-barrier=.
3900 * doc/extend.texi: Document __builtin_mips_cache.
3901 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
3902 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
3903 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
3904 __GCC_HAVE_BUILTIN_MIPS_CACHE.
3905 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
3906 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
3907 (set_push_mips_isas): New variable.
3908 (mips_r10k_cache_barrier): New variable.
3909 (cache): New availability predicate.
3910 (mips_builtins): Add an entry for __builtin_mips_cache.
3911 (mips_build_cvpointer_type): New function.
3912 (MIPS_ATYPE_CVPOINTER): New macro.
3913 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
3915 (r10k_simplified_address_p, r10k_simplify_address)
3916 (r10k_uncached_address_p, r10k_safe_address_p)
3917 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
3918 (r10k_needs_protection_p_call, r10k_needs_protection_p)
3919 (r10k_insert_cache_barriers): New functions.
3920 (mips_reorg_process_insns): Delete cache barriers after a
3921 branch-likely instruction.
3922 (mips_reorg): Call r10k_insert_cache_barriers.
3923 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
3924 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
3925 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
3926 (mips_cache, r10k_cache_barrier): New define_insns.
3928 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
3930 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3931 * ira-color.c (setup_allocno_left_conflicts_num): Use
3932 hard_reg_set_equal_p instead of a comparison with
3933 ira_zero_hard_reg_set.
3934 * ira.c (setup_reg_subclasses): Likewise.
3935 (setup_cover_and_important_classes): Likewise.
3936 (setup_class_translate): Likewise.
3937 (setup_reg_class_intersect_union): Likewise.
3938 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
3939 (ira_init_once): Don't initialize them.
3941 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3943 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
3945 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
3947 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
3949 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3951 Improved branch hints, safe hints, and scheduling.
3953 * haifa-sched.c (sched_emit_insn) : Define.
3954 * sched-int.h (sched_emit_insn) : Add prototype.
3955 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
3956 -mhint-max-distance -msafe-hints) : Document.
3957 * config/spu/spu.c (spu_flag_var_tracking): New.
3958 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
3959 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
3960 TARGET_ASM_FILE_START): Define.
3961 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
3962 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
3963 (spu_emit_branch_hint): Add blocks argument.
3964 (insert_branch_hints, insert_nops): Remove.
3965 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
3966 uses_ls_unit, spu_sched_init_global, spu_sched_init,
3967 spu_sched_reorder, asm_file_start): New functions.
3968 (clock_var, spu_sched_length, pipe0_clock,
3969 pipe1_clock, prev_clock_var, prev_priority,
3970 spu_ls_first, prev_ls_clock): New static variables.
3971 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
3972 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
3973 (nopn_nv): Add a non-volatile version of nop.
3974 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
3975 -mhint-max-distance, -msafe-hints): New options.
3977 2008-09-05 Janis Johnson <janis187@us.ibm.com>
3978 Samuel Tardieu <sam@rfc1149.net>
3980 * opts.c (decode_options): Combine nested if statements.
3983 * opts.c (decode_options): Handle more relationships among
3984 unit-at-a-time, toplevel-reorder, and section-anchors.
3986 2008-09-05 David Daney <ddaney@avtrex.com>
3988 * doc/install.texi (--enable-reduced-reflection): Document new option.
3990 2008-09-05 Bob Wilson <bob.wilson@acm.org>
3992 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
3994 (constantpool_operand): New.
3995 (move_operand): Disallow sub-word modes for the constant pool.
3996 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
3997 (xtensa_secondary_reload_class): Replace with....
3998 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
3999 Set icode for sub-word reloads from the constant pool.
4000 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
4001 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
4002 * config/xtensa/xtensa.md (reload<mode>_literal): New.
4003 * config/xtensa/xtensa-protos.h: Update prototypes.
4005 2008-09-05 Joseph Myers <joseph@codesourcery.com>
4007 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
4008 (REG_CLASS_NAMES): Update.
4009 (REG_CLASS_CONTENTS): Update.
4010 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
4011 of ALL_REGS for regs 77 and 78.
4012 * function.c (instantiate_virtual_regs_in_insn): Assert that
4013 return value of simplify_gen_subreg is not NULL.
4015 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
4017 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
4018 (gen_rtvec_v): Fix coding standards.
4020 2008-09-04 Jan Hubicka <jh@suse.cz>
4022 * i386.c (decide_alg): Be more conservative about optimizing for size.
4024 2008-09-04 Ian Lance Taylor <iant@google.com>
4026 * varasm.c (narrowing_initializer_constant_valid_p): New
4028 (initializer_constant_valid_p): Call it.
4030 2008-09-04 Jeff Law <law@redhat.com>
4032 * fold-const.c (native_encode_real): Fix computation of WORDS.
4033 (native_interpret_real): Likewise.
4035 2008-09-04 Janis Johnson <janis187@us.ibm.com>
4037 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
4039 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4041 * ira-conflicts.c (process_regs_for_copy): Check insn to check
4042 that the cost is already taken into account in ira-costs.c
4044 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
4046 * ira-build.c (print_copy, print_copies, ira_debug_copy,
4047 ira_debug_copies): New.
4048 (ira_bulid): Call print_copies.
4050 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
4052 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
4055 * config/rs6000/rs6000.c (optimization_options): Remove check of
4056 flag_toplevel_order.
4058 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4060 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
4061 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
4062 second operand is a reg_imm10_operand.
4063 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
4064 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
4065 (*seq_<GPR:mode><GPR2:mode>): Rename to
4066 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
4068 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
4069 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
4071 (*sne_<GPR:mode><GPR2:mode>): Rename to
4072 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
4075 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4077 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
4078 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
4079 combining an arithmetic right shift by more than 31 and a
4080 trunction. Don't match for out-of-range shift amounts. Set
4081 attribute mode to <MODE>.
4082 (*lshr32_trunc<mode>): Name the pattern combining a logical right
4083 shift by 32 and and a truncation. Set attribute mode to <MODE>.
4084 (*<optab>_trunc<mode>_exts): New pattern for truncated right
4085 shifts by less than 32.
4086 (extv): Change predicate on first operand to accept registers.
4087 Change predicate of the other operands from immediate_operand to
4088 const_int_operand. Expand exts when source is a register.
4089 (extzv): Change predicate of the constant operands from
4090 immediate_operand to const_int_operand.
4091 (extzv<mode>): Change predicate of the constant operands from
4092 immediate_operand to const_int_operand and no constraint. Also
4094 (*extzv_trunc<mode>_exts): New pattern.
4096 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4098 * config/mips/mips.h (ISA_HAS_CINS): New macro.
4099 * config/mips/mips-protos.h (mask_low_and_shift_p,
4100 mask_low_and_shift_len): Declare.
4101 * config/mips/mips.c (mask_low_and_shift_p,
4102 mask_low_and_shift_len): New functions.
4103 (mips_print_operand): Handle new operand prefix "m".
4104 * config/mips/mips.md (*cins<mode>): New pattern.
4106 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4108 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
4109 optimizing for size.
4111 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4113 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
4114 regardless of epilogue_completed.
4116 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4119 * ira-lives.c (process_bb_node_lives): Check setjmp.
4121 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4124 * ira-build.c (form_loop_tree): Reverse BB walk.
4125 (create_bb_allocnos): Likewise.
4126 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
4127 (mark_reg_store): Rename to...
4128 (mark_ref_live): ...this and take a df_ref argument instead of
4129 note_stores arguments. Assert that we have a register.
4130 (mark_reg_clobber): Delete.
4131 (def_conflicts_with_inputs_p): New function.
4132 (mark_reg_conflicts): Delete.
4133 (mark_reg_death): Rename to...
4134 (mark_ref_dead): ...this and take a df_ref argument instead of
4135 a register. Assert that we have a register.
4136 (process_bb_node_lives): Hoist frequency calculation out of
4137 instruction walk. Convert from a forwards scan to a backwards scan.
4138 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
4139 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
4140 (create_allocno_live_ranges): Don't create regs_set.
4142 2008-09-04 Ian Lance Taylor <iant@google.com>
4144 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
4145 or REG_LABEL_TARGET.
4146 * calls.c (emit_library_call_value_1): Use MEM_P rather than
4147 comparing MODE with MEM.
4148 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
4149 comparing with GF_PREDICT_TAKEN.
4150 (gimple_get_lhs): Change code to enum gimple_code.
4151 (gimple_set_lhs): Likewise.
4152 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
4153 * omp-low.c (find_omp_clause): Change kind parameter to enum
4155 * tree-flow.h (find_omp_clause): Update declaration.
4156 * regrename.c (clear_dead_regs): Change kind parameter to enum
4158 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
4160 * see.c (see_get_extension_data): Change return type to enum
4161 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
4162 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
4163 (see_gen_normalized_extension): Change extension_code parameter to
4165 (see_seek_pre_extension_expr): Change extension_code to enum
4167 (see_merge_one_def_extension): Likewise.
4168 (see_handle_relevant_defs): Likewise.
4169 (see_handle_relevant_uses): Likewise.
4170 (see_analyze_one_def): Likewise.
4171 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
4172 GIMPLE_ASM rather than ASM_EXPR.
4173 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
4174 GIMPLE_RETURN rather than RETURN_EXPR.
4175 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
4176 (evaluate_stmt): Likewise.
4177 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
4178 to enum vect_relevant.
4179 (vect_mark_stmts_to_be_vectorized): Change assertion to not
4180 compare gimple codes with tree codes.
4182 2008-09-04 Paul Brook <paul@codesourcery.com>
4184 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
4186 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4188 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
4189 pointer check lost in the recent no-unit-at-a-time patch.
4191 2008-09-04 Jan Hubicka <jh@suse.cz>
4194 * tree-switch-conversion.c (check_final_bb): Accept only IP
4197 2008-09-04 Jan Hubicka <jh@suse.cz>
4199 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
4201 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
4202 using_ranges argument.
4203 (vrp_evaluate_conditional): Avoid bogus warning for type range.
4204 (vrp_visit_cond_stmt): Update call of
4205 vrp_evaluate_conditional_warnv_with_ops
4207 2008-09-04 Jan Hubicka <jh@suse.cz>
4209 PR tree-optimization/37345
4210 PR tree-optimization/37358
4211 PR tree-optimization/37357
4212 * tree.c (build_function_type_skip_args): Build distinct type copy;
4214 (build_function_decl_skip_args): Set type of new decl not orig decl;
4215 clear DECL_VINDEX for methods turned into functions.
4217 2008-09-04 Nick Clifton <nickc@redhat.com>
4219 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
4220 * configure: Regenerate.
4221 * config.in: Regenerate.
4222 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
4223 alignment field, if it is supported.
4225 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
4227 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
4230 2008-09-03 David Edelsohn <edelsohn@gnu.org>
4232 * config/rs6000/rs6000.c (processor_target_table): Do not
4233 enable VMX for POWER6.
4235 2008-09-03 Anton Blanchard <anton@samba.org>
4237 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
4238 emit memory barrier before operation.
4240 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
4243 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
4244 default_elf_asm_output_external.
4246 2008-09-03 Jeff Law <law@redhat.com>
4248 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
4250 2008-09-03 Richard Henderson <rth@redhat.com>
4252 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
4253 memory barrier to below the test-and-set.
4254 (alpha_split_lock_test_and_set_12): Likewise.
4256 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4260 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
4263 * ira-color.c (print_loop_title): Use all_allocnos.
4264 (color_pass): Ditto. Don't add border_allocnos. Check that
4265 subloop allocno in the correspdoning bitmap all_allocnos.
4267 * ira-emit.c (change_loop): Use all_allocnos.
4269 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
4270 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
4271 (create_cap_allocno): Remove setting mentioned_allocnos.
4272 (create_insn_allocnos): Ditto.
4273 (remove_unnecessary_allocnos): Use all_allocnos.
4274 (check_allocno_creation): Check that allocnos are in the
4275 corresponding bitmap all_allocnos.
4277 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4281 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
4282 (process_regs_for_copy): Process subregs. Refine check when cost
4283 is taken into account in ira-costs.c.
4284 (process_reg_shuffles): Use REG_SUBREG_P.
4285 (add_insn_allocno_copies): Ditto. Ignore modes.
4287 * ira-color.c (conflict_allocno_vec): New.
4288 (COST_HOP_DIVISOR): New macro.
4289 (update_copy_costs_1): Use it.
4290 (update_conflict_hard_regno_costs): New function.
4291 (assign_hard_reg): Use it.
4292 (ira_color): Allocate and free conflict_allocno_vec.
4294 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4298 * ira-int.h (ira_sort_insn_chain): Remove.
4300 * ira.c (basic_block_order_nums, chain_insn_order,
4301 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
4302 (ira): Don't call ira_sort_insn_chain.
4304 * reload1.c (reload): Don't call ira_sort_insn_chain.
4306 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4309 * cgraphunit.c (update_call_expr): Remove eh regions from statements
4310 which become non throw.
4311 (cgraph_function_versioning): Also clear DECL_WEAK. Call
4312 update_call_expr after updating the flags on the decl.
4314 2008-09-03 Jan Hubicka <jh@suse.cz>
4316 PR tree-optimization/37315
4317 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
4318 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
4319 (cgraph_analyze_functions): Use node->analyzed
4320 (cgraph_mark_functions_to_output): Likewise.
4321 (cgraph_expand_function): All functions can be released after
4323 (cgraph_optimize): Use gimple_has_body_p.
4324 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
4325 (cgraph_decide_inlining_incrementally): Likewise.
4326 (inline_transform): Inline transform.
4327 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
4329 (inlinable_function_p): Drop gimple_body check.
4330 (expand_call_inline): Use gimple_has_body_p.
4331 * gimple.c (gimple_has_body_p): New.
4332 * gimple.h (gimple_has_body_p): Add prototype.
4333 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
4334 (dump_function_to_file): Use gimple_has_body_p check.
4336 2008-09-03 Jakub Jelinek <jakub@redhat.com>
4339 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
4341 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
4343 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4345 From Michael Frysinger <michael.frysinger@analog.com>
4346 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
4347 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
4350 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
4353 * doc/extend.texi: Document picoChip builtin functions.
4354 * doc/invoke.texi: Document picoChip options.
4355 * doc/contrib.texi: Add picoChip contribution.
4356 * doc/md.texi: Document picoChip constraints.
4357 * config.gcc: Add picochip-*-*.
4358 * config/picochip/: Add new port.
4360 2008-09-03 Richard Guenther <rguenther@suse.de>
4362 PR tree-optimization/37328
4363 * tree-sra.c (sra_build_assignment): Gimplify properly.
4364 (generate_copy_inout): Take the correct stmt as definition,
4365 remove bogus assert.
4367 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4369 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
4372 From Michael Frysinger <michael.frysinger@analog.com>
4373 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
4375 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
4377 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
4378 (__gthread_setspecific): Revert 2008-08-31 change to
4379 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
4381 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
4383 * diagnostic.c (error_at): New.
4384 * toplev.h (error_at): New prototype.
4385 * c-typeck.c (build_array_ref): Call error_at instead of error.
4386 Pass location to pedwarn.
4388 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
4390 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
4392 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4394 * dwarf2out.c (tree_add_const_value_attribute): Only handle
4395 VAR_DECL and CONST_DECL.
4397 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4398 Jakub Jelinek <jakub@redhat.com>
4400 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
4401 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
4402 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
4403 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
4404 Don't set ix86_save_varrargs_registers.
4405 (ix86_setup_incoming_varargs): Assume cum != NULL.
4406 (ix86_va_start): Check ix86_varargs_gpr_size and
4407 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
4408 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
4409 from frame pointer if ix86_varargs_gpr_size == 0.
4410 (ix86_compute_frame_layout): Updated.
4411 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
4412 (ix86_varargs_gpr_size): Define.
4413 (ix86_varargs_fpr_size): Likewise.
4414 (machine_function): Remove save_varrargs_registers.
4415 Add varargs_gpr_size and varargs_fpr_size.
4417 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4419 * config/alpha/alpha.c (va_list_skip_additions,
4420 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
4421 (alpha_gimplify_va_arg): Call unshare_expr on second use of
4424 PR tree-optimization/36766
4425 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
4426 for already removed basic blocks.
4429 * real.c (real_maxval): Clear a lower bit to make real_maxval
4430 match get_max_float for IBM long double format.
4432 2008-09-02 Andreas Schwab <schwab@suse.de>
4434 * configure.ac: Use m4_quote to quote the expansion of m4_do.
4435 * configure: Regenerate.
4437 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
4439 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
4440 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
4441 checking for a non-VOID CONSTANT_P.
4443 2008-09-02 Jan Hubicka <jh@suse.cz>
4445 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
4446 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
4449 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4451 * expr.c (emit_group_store): Don't assert stack temp mode size.
4453 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
4454 Tobias Grosser <grosser@fim.uni-passau.de>
4455 Jan Sjodin <jan.sjodin@amd.com>
4456 Harsha Jagasia <harsha.jagasia@amd.com>
4457 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4458 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4459 Adrien Eliche <aeliche@isty.uvsq.fr>
4461 Merge from graphite branch.
4464 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
4465 * doc/invoke.texi (-floop-block, -floop-interchange,
4466 -floop-strip-mine): Document new flags.
4467 * tree-into-ssa.c (gimple_vec): Moved...
4468 * tree-loop-distribution.c (rdg_component): Moved...
4469 * cfgloopmanip.c: Include tree-flow.h.
4470 (update_dominators_in_loop): New.
4471 (create_empty_if_region_on_edge): New.
4472 (create_empty_loop_on_edge): New.
4473 (loopify): Use update_dominators_in_loop.
4474 * tree-pass.h (pass_graphite_transforms): Declared.
4475 * configure: Regenerate.
4476 * tree-phinodes.c (make_phi_node): Export.
4477 (add_phi_node_to_bb): New, split from create_phi_node.
4478 * tree-chrec.c (for_each_scev_op): New.
4479 * tree-chrec.h (for_each_scev_op): Declared.
4480 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4481 (remove_statement): Call get_phi_with_result.
4482 * config.in (HAVE_cloog): Undef.
4483 * gdbinit.in (pgg): New.
4484 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
4485 * tree-ssa-loop.c (graphite_transforms): New.
4486 (gate_graphite_transforms): New.
4487 (pass_graphite_transforms): New.
4488 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
4489 HAVE_cloog): Defined.
4490 * tree-vectorizer.c (rename_variables_in_bb): Export.
4491 * tree-data-ref.c (dr_may_alias_p): Export.
4492 (stmt_simple_memref_p): New.
4493 (find_data_references_in_stmt): Export.
4494 (find_data_references_in_loop): Export.
4495 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
4496 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
4497 (create_rdg_vertices): Export.
4498 (build_empty_rdg): New.
4499 (build_rdg): Call build_empty_rdg. Free dependence_relations.
4500 * tree-data-ref.h (rdg_component): ... here.
4502 (struct data_reference): Add a field scop.
4504 (find_data_references_in_loop): Declared.
4505 (find_data_references_in_stmt): Declared.
4506 (create_rdg_vertices): Declared.
4507 (dr_may_alias_p): Declared.
4508 (stmt_simple_memref_p): Declared.
4509 (struct rdg_edge): Add a field ddr_p relation.
4510 (build_empty_rdg): Declared.
4511 * lambda.h (lambda_matrix): Declare a VEC of.
4512 (find_induction_var_from_exit_cond): Declared.
4513 (lambda_vector_compare): New.
4514 * common.opt (fgraphite, floop-strip-mine,
4515 floop-interchange, floop-block): New flags.
4516 * lambda-code.c (find_induction_var_from_exit_cond): Export.
4517 * cfgloop.c (is_loop_exit): New.
4518 * cfgloop.h (is_loop_exit): Declared.
4519 (create_empty_if_region_on_edge): Declared.
4520 (create_empty_loop_on_edge): Declared.
4521 * tree-flow.h (add_phi_node_to_bb): Declared.
4522 (make_phi_node): Declared.
4523 (rename_variables_in_bb): Declared.
4524 (perfect_loop_nest_depth): Declared.
4525 (graphite_transform_loops): Declared.
4526 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
4527 (graphite.o-warn): Add -Wno-error.
4528 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
4529 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
4530 (INCLUDES): Add PPLINC, CLOOGINC.
4531 (OBJS-common): Add graphite.o.
4532 (graphite.o): Add rule.
4533 * gimple.h (gimple_vec): ... here.
4534 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
4535 * passes.c (init_optimization_passes): Schedule
4536 pass_graphite_transforms.
4538 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
4541 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
4542 and -fno-toplevel-reorder after handle_options.
4544 2008-09-02 Paul Brook <paul@codesourcery.com>
4546 * config/arm/arm.c (arm_tune_cortex_a9): Define.
4547 (arm_override_options): Set arm_tune_cortex_a9.
4548 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
4549 (arm_issue_rate): Handle cortexa9.
4550 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
4551 * config/arm/arm-cores.def: Add cortex-a9.
4552 * config/arm/arm-tune.md: Regenerate.
4553 * config/arm/arm.md: Include cortex-a9.md.
4554 (generic_sched, generic_vfp): Add cortexa9.
4555 * config/arm/cortex-a9.md: New file.
4557 2008-09-02 Richard Guenther <rguenther@suse.de>
4559 PR tree-optimization/37327
4560 * tree-vrp.c (register_new_assert_for): Make sure to not have
4561 TREE_OVERFLOW set on the bound.
4563 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
4565 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
4567 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
4568 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
4571 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
4573 * gcc/config/spu/spu.md (divdf3): Removed.
4575 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4577 PR tree-optimization/37095
4578 * cgraph.c (cgraph_node): When creating new cgraph node after
4579 assembler_name_hash has been populated, record it in the hash
4582 2008-09-01 Paul Brook <paul@codesourcery.com>
4584 * doc/invoke.texi: Document -mword-relocations.
4585 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4586 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4587 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4588 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
4589 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
4590 (arm_emit_movpair): New function.
4591 (arm_print_operand <c>): Handle sybolic addresses.
4592 * config/arm/arm.h (TARGET_USE_MOVT): Define.
4593 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4594 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
4595 * config/arm/arm.opt: Add -mword-relocations.
4596 * config/arm/arm.md (movsi): Use arm_emit_movpair.
4597 (arm_movt, arm_movw): New.
4599 2008-09-01 Paul Brook <paul@codesourcery.com>
4601 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
4602 Allow Interworking on ARMv4 EABI based targets.
4603 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
4604 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
4606 2008-09-01 Paul Brook <paul@codesourcery.com>
4608 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
4609 optimized LT0 test. Remove optimization for GT.
4611 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4613 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
4614 openmp applications.
4615 * pa-hpux11.h (LIB_SPEC): Likewise.
4617 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
4620 2008-09-01 Jan Hubicka <jh@suse.cz>
4622 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
4623 present, use only counts; when guessed use only frequencies.
4624 (estimate_bb_frequencies): Use function_frequency.
4625 * profile.c (compute_branch_probabilities): Exit early when
4626 profile reading failed. Set profile_status.
4627 (branch_prob): Do not set profile_status.
4629 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
4631 * tree.c (protected_set_expr_location): New.
4632 * tree.h (protected_set_expr_location): New prototype.
4633 * c-tree.h (build_array_ref): Add argument.
4634 (parser_build_unary_op): Same.
4635 * c-typeck.c (build_indirect_ref): Handle new location argument.
4636 (build_array_ref): Same.
4637 (parser_build_unary_op): Same.
4638 * gimplify.c (gimplify_asm_expr): Set input_location before calling
4640 * c-omp.c (c_finish_omp_atomic): Pass location when calling
4642 * c-common.c (finish_label_address_expr): Handle new location argument.
4643 * c-common.h (build_indirect_ref): Add argument.
4644 (finish_label_address_expr): Same.
4645 * c-parser.c (c_parser_unary_expression): Pass location to build
4647 (c_parser_postfix_expression): Same.
4649 2008-09-01 Paul Brook <paul@codesourcery.com>
4651 * config/arm/arm.md: Include cortex-r4f.md.
4652 (attr fpu): Update type list.
4653 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
4654 fconstd, fcmps and fcmpd.
4655 (attr tune_cortexr4): Define.
4656 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
4657 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
4658 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
4659 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
4660 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
4661 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
4662 cortex_a8_vfp_farith: Ditto.
4663 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
4664 * config/arm/cortex-r4.md: Use tune_cortexr4.
4665 * config/arm/cortex-r4f.md: New file.
4667 2008-09-01 Richard Guenther <rguenther@suse.de>
4669 PR tree-optimization/37305
4670 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
4671 the result of constant conversions.
4672 (fold_gimple_assign): Likewise.
4674 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4676 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
4677 #ifdef ENABLE_CHECKING.
4679 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4681 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
4682 * sched-int.h (print_insn, print_pattern, print_value): Declare also
4683 when !INSN_SCHEDULING.
4685 2008-09-01 Andreas Schwab <schwab@suse.de>
4687 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
4689 2008-09-01 Paul Brook <paul@codesourcery.com>
4691 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
4693 2008-09-01 Jan Hubicka <jh@suse.cz>
4695 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
4697 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
4699 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
4700 * gimplify.c (gimplify_init_constructor): Add speed operand.
4701 * tree-sra.c (decide_block_copy): Likewise.
4702 * tree-inline.c (estimate_move_cost): Likewise.
4703 * config/alpha/alpha.h (MOVE_RATIO): Update.
4704 * config/frv/frv.c (MOVE_RATIO): Update.
4705 * config/spu/spu.h (MOVE_RATIO): Update.
4706 * config/sparc/sparc.h (MOVE_RATIO): Update.
4707 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
4708 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
4709 * config/cris/cris.h (MOVE_RATIO): Update.
4710 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
4711 * config/arm/arm.h (MOVE_RATIO): Update.
4712 * config/pa/pa.md: Update uses of MOVE_RATIO
4713 * config/pa/pa.h (MOVE_RATIO): Update.
4714 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
4715 CLEAR_RATIO, SET_RATIO): Update.
4716 * config/h8300/h8300.h (MOVE_RATIO): Update.
4717 * config/v850/v850.h (MOVE_RATIO): Update.
4718 * config/bfin/bfin.h (MOVE_RATIO): Update.
4720 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
4721 Dmitry Melnik <dm@ispras.ru>
4722 Dmitry Zhurikhin <zhur@ispras.ru>
4723 Alexander Monakov <amonakov@ispras.ru>
4724 Maxim Kuvyrkov <maxim@codesourcery.com>
4726 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
4727 sel-sched-dump.c, sel-sched-ir.c: New files.
4728 * Makefile.in (OBJS-common): Add selective scheduling object files.
4729 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
4730 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
4731 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
4732 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
4733 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
4734 (make_forwarder_block): Update loop latch if we have redirected
4735 the loop latch edge.
4736 * cfgloop.c (get_loop_body_in_custom_order): New function.
4737 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
4738 (CP_FALLTHRU_PREHEADERS): Likewise.
4739 (get_loop_body_in_custom_order): Declare.
4740 * cfgloopmanip.c (has_preds_from_loop): New.
4741 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
4742 Assert that the preheader edge will be fall thru when it is set.
4743 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
4744 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
4745 fsel-sched-substitution, fselective-scheduling): New flags.
4746 * cse.c (hash_rtx_cb): New.
4748 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
4749 sel_sched_insn_cnt): New counters.
4750 * final.c (compute_alignments): Export. Free dominance
4751 info after loop_optimizer_finalize.
4752 * genattr.c (main): Output maximal_insn_latency prototype.
4753 * genautomata.c (output_default_latencies): New.
4754 Factor its code from ...
4755 (output_internal_insn_latency_func): ... here.
4756 (output_internal_maximal_insn_latency_func): New.
4757 (output_maximal_insn_latency_func): New.
4758 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
4759 (struct hard_reg_set_iterator): New.
4760 (hard_reg_set_iter_init, hard_reg_set_iter_set,
4761 hard_reg_set_iter_next): New functions.
4762 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
4763 * lists.c (remove_free_INSN_LIST_node,
4764 remove_free_EXPR_LIST_node): New functions.
4765 * loop-init.c (loop_optimizer_init): When
4766 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
4767 calling create_preheaders.
4768 (loop_optimizer_finalize): Do not verify flow info after reload.
4769 * recog.c (validate_replace_rtx_1): New parameter simplify.
4770 Default it to true. Update all uses. Factor out simplifying
4772 (simplify_while_replacing): ... this new function.
4773 (validate_replace_rtx_part,
4774 validate_replace_rtx_part_nosimplify): New.
4775 * recog.h (validate_replace_rtx_part,
4776 validate_replace_rtx_part_nosimplify): Declare.
4777 * rtl.c (rtx_equal_p_cb): New.
4778 (rtx_equal_p): Use it.
4779 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
4780 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
4781 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
4782 * vecprim.h: Add a vector type for unsigned int.
4783 * haifa-sched.c: Include vecprim.h and cfgloop.h.
4784 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
4785 ready_try, cycle_issued_insns, spec_info): Make global.
4786 (readyp): Initialize.
4787 (dfa_lookahead): New global variable.
4788 (old_max_uid, old_last_basic_block): Remove.
4789 (h_i_d): Make it a vector.
4790 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
4792 (after_recovery, adding_bb_to_current_region_p):
4793 New variables to handle correct insertion of the recovery code.
4794 (struct ready_list): Move declaration to sched-int.h.
4795 (rgn_n_insns): Removed.
4796 (rtx_vec_t): Move to sched-int.h.
4797 (find_insn_reg_weight): Remove.
4798 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
4799 (haifa_init_h_i_d, haifa_finish_h_i_d):
4800 New functions to initialize / finalize haifa instruction data.
4801 (extend_h_i_d, init_h_i_d): Rewrite.
4802 (unlink_other_notes): Move logic to add_to_note_list. Handle
4803 selective scheduler.
4804 (ready_lastpos, ready_element, ready_sort, reemit_notes,
4805 find_fallthru_edge): Make global, remove static prototypes.
4806 (max_issue): Make global. Add privileged_n and state parameters. Use
4808 (extend_global, extend_all): Removed.
4809 (init_before_recovery): Add new param. Fix the handling of the case
4810 when we insert a recovery code before the EXIT which has a predecessor
4811 with a fallthrough edge to it.
4812 (create_recovery_block): Make global. Rename to
4813 sched_create_recovery_block. Update.
4814 (change_pattern): Rename to sched_change_pattern. Make global.
4815 (speculate_insn): Rename to sched_speculate_insn. Make global.
4816 Split haifa-specific functionality into ...
4817 (haifa_change_pattern): New static function.
4818 (sched_extend_bb): New static function.
4819 (sched_init_bbs): New function.
4820 (current_sched_info): Change type to struct haifa_sched_info.
4821 (insn_cost): Adjust for selective scheduling.
4822 (dep_cost_1): New function. Move logic from ...
4823 (dep_cost): ... here.
4824 (dep_cost): Use dep_cost_1.
4825 (contributes_to_priority_p): Use sched_deps_info instead of
4827 (priority): Adjust to work with selective scheduling. Process the
4828 corner case when all dependencies don't contribute to priority.
4829 (rank_for_schedule): Use ds_weak instead of dep_weak.
4830 (advance_state): New function. Move logic from ...
4831 (advance_one_cycle): ... here.
4832 (add_to_note_list, concat_note_lists): New functions.
4833 (rm_other_notes): Make static. Adjust for selective scheduling.
4834 (remove_notes, restore_other_notes): New functions.
4835 (move_insn): Add two arguments. Update assert. Don't call
4837 (choose_ready): Remove lookahead variable, use dfa_lookahead.
4838 Remove more_issue, max_points. Move the code to initialize
4839 max_lookahead_tries to max_issue.
4840 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
4841 ready. Adjust use of move_insn. Call restore_other_notes.
4843 (sched_init, sched_finish): Move Haifa-specific initialization/
4845 (haifa_sched_init, haifa_sched_finish): ... respectively.
4847 (setup_sched_dump): New function.
4848 (haifa_init_only_bb): New static function.
4849 (haifa_speculate_insn): New static function.
4850 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
4851 (extend_ready, extend_all): Remove.
4852 (sched_extend_ready_list, sched_finish_ready_list): New functions.
4853 (create_check_block_twin, add_to_speculative_block): Use
4854 haifa_insns_init instead of extend_global. Update to use new
4855 initialization functions. Change parameter. Factor out code from
4856 create_check_block_twin to ...
4857 (sched_create_recovery_edges) ... this new function.
4858 (add_block): Remove.
4859 (sched_scan_info): New.
4860 (extend_bb): Use sched_scan_info.
4861 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
4862 static functions for walking through scheduling region.
4863 (sched_luids): New vector variable to replace uid_to_luid.
4864 (luids_extend_insn): New function.
4865 (sched_max_luid): New variable.
4866 (luids_init_insn): New function.
4867 (sched_init_luids, sched_finish_luids): New functions.
4868 (insn_luid): New debug function.
4869 (sched_extend_target): New function.
4870 (haifa_init_insn): New static function.
4871 (sched_init_only_bb): New hook.
4872 (sched_split_block): New hook.
4873 (sched_split_block_1): New function.
4874 (sched_create_empty_bb): New hook.
4875 (sched_create_empty_bb_1): New function.
4876 (common_sched_info, ready): New global variables.
4877 (current_sched_info_var): Remove.
4878 (move_block_after_check): Use common_sched_info.
4879 (haifa_luid_for_non_insn): New static function.
4880 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
4881 (increase_insn_priority): New.
4882 * modulo-sched.c: (issue_rate): Remove static declaration.
4883 (sms_sched_info): Change type to haifa_sched_info.
4884 (sms_sched_deps_info, sms_common_sched_info): New variables.
4885 (setup_sched_infos): New.
4886 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
4887 Do not call regstat_free_calls_crossed.
4888 (sms_print_insn): Use const_rtx.
4889 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
4890 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
4891 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
4892 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
4893 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
4894 current_sched_info to use it.
4895 (enum reg_pending_barrier_mode): Move to sched-int.h.
4896 (h_d_i_d): New variable. Initialize to NULL.
4897 ({true, output, anti, spec, forward}_dependency_cache): Initialize
4899 (estimate_dep_weak): Remove static declaration.
4900 (sched_has_condition_p): New function. Adjust users of
4901 sched_get_condition to use it instead.
4902 (conditions_mutex_p): Add arguments indicating which conditions are
4904 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
4905 argument to indicate whether returned condition is reversed. Do not
4906 generate new rtx when condition should be reversed; indicate it by
4907 setting new argument instead.
4908 (add_dependence_list_and_free): Add deps parameter.
4909 Update all users. Do not free dependence list when
4910 deps context is readonly.
4911 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
4913 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
4914 (remove_from_deps): New. Use the above functions.
4915 (cur_insn, can_start_lhs_rhs_p): New static variables.
4916 (add_or_update_back_dep_1): Initialize present_dep_type.
4917 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
4918 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
4919 haifa_note_dep): New functions implementing dependence hooks for
4920 the Haifa scheduler.
4921 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
4922 note_dep): New functions.
4923 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
4925 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
4926 (free_deps): Initialize deps->reg_last.
4927 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
4928 sched_analyze_insn): Update to use dependency hooks infrastructure
4929 and readonly contexts.
4930 (deps_analyze_insn): New function. Move part of logic from ...
4931 (sched_analyze): ... here. Also move some logic to ...
4932 (deps_start_bb): ... here. New function.
4933 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
4935 (sched_deps_init): New function. Move code from ...
4936 (init_dependency_caches): ... here. Remove.
4937 (init_deps_data_vector): New.
4938 (sched_deps_finish): New function. Move code from ...
4939 (free_dependency_caches): ... here. Remove.
4940 (init_deps_global, finish_deps_global): Adjust for use with
4941 selective scheduling.
4942 (get_dep_weak): Move logic to ...
4943 (get_dep_weak_1): New function.
4944 (ds_merge): Move logic to ...
4945 (ds_merge_1): New static function.
4946 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
4947 (ds_get_max_dep_weak): New function.
4948 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
4949 (n_insns): Rename to rgn_n_insns.
4950 (debug_ebb_dependencies): New function.
4951 (init_ready_list): Use it.
4952 (begin_schedule_ready): Use sched_init_only_bb.
4953 (ebb_print_insn): Indicate when an insn starts a new cycle.
4954 (contributes_to_priority, compute_jump_reg_dependencies,
4955 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
4956 (add_block1): Remove to ebb_add_block.
4957 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
4958 (schedule_ebb): Initialize them. Use remove_notes instead of
4959 rm_other_notes. Use haifa_local_init/finish.
4960 (schedule_ebbs): Use haifa_sched_init/finish.
4961 * sched-int.h: Include vecprim.h, remove rtl.h.
4962 (struct ready_list): Delete declaration.
4963 (sched_verbose_param, enum sched_pass_id_t,
4964 bb_vec_t, insn_vec_t, rtx_vec_t): New.
4965 (struct sched_scan_info_def): New structure.
4966 (sched_scan_info, sched_scan, sched_init_bbs,
4967 sched_init_luids, sched_finish_luids, sched_extend_target,
4968 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
4969 (struct common_sched_info_def): New.
4970 (common_sched_info, haifa_common_sched_info,
4971 sched_emulate_haifa_p): Declare.
4973 (sched_luids): Declare.
4974 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
4975 (sched_max_luid, insn_luid): Declare.
4976 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
4977 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
4978 print_insn, print_pattern, print_value, haifa_classify_insn,
4979 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
4980 setup_sched_dump, sched_init, sched_finish,
4981 sel_insn_is_speculation_check): Export.
4982 (struct ready_list): Move from haifa-sched.c.
4983 (ready_try, ready, max_issue): Export.
4984 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
4985 sched_init_only_bb, sched_split_block, sched_split_block_1,
4986 sched_create_empty_bb, sched_create_empty_bb_1,
4987 sched_create_recovery_block, sched_create_recovery_edges): Export.
4988 (enum reg_pending_barrier_mode): Export.
4989 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
4991 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
4992 print_insn field. Move add_block and fix_recovery_cfg to
4993 common_sched_info_def. Move compute_jump_reg_dependencies,
4995 (struct sched_deps_info_def): ... this new structure.
4996 (sched_deps_info): Declare.
4997 (struct spec_info_def): Remove weakness_cutoff, add
4998 data_weakness_cutoff and control_weakness_cutoff.
4999 (spec_info): Declare.
5000 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
5002 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
5003 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
5004 (current_sched_info): Change type to struct haifa_sched_info.
5005 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
5006 (h_d_i_d): New variable.
5007 (HDID): New accessor macro.
5008 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
5009 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
5011 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
5012 (enum SCHED_FLAGS): Update for selective scheduler.
5013 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
5014 (init_dependency_caches, free_dependency_caches): Delete declarations.
5015 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
5016 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
5017 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
5018 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
5019 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
5021 (rm_other_notes): Delete declaration.
5022 (schedule_block): Remove one argument.
5023 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
5024 ready_element, ready_lastpos, sched_extend_ready_list,
5025 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
5026 concat_note_lists): Export.
5027 (struct region): Move from sched-rgn.h.
5028 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5029 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5030 BLOCK_TO_BB, CONTAINING_RGN): Export.
5031 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
5032 (current_nr_blocks, current_blocks, target_bb): Likewise.
5033 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
5034 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
5035 sched_rgn_local_init, extend_regions,
5036 rgn_make_new_region_out_of_new_block, compute_priorities,
5037 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
5038 extend_rgns, deps_join rgn_setup_common_sched_info,
5039 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
5040 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
5041 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
5042 increase_insn_priority): Likewise.
5043 * sched-rgn.c: Include sel-sched.h.
5044 (ref_counts): New static variable. Use it ...
5045 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
5046 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
5047 (sched_is_disabled_for_current_region_p): Delete static declaration.
5048 (struct region): Move to sched-int.h.
5049 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5050 ebb_head): Define and initialize.
5051 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5052 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
5053 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
5055 (find_single_block_region): Add new argument to indicate that EBB
5056 regions should be constructed.
5057 (debug_live): Delete declaration.
5058 (current_nr_blocks, current_blocks, target_bb):
5059 Remove static qualifiers.
5060 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
5062 (init_regions): Delete declaration.
5063 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
5064 rgn_estimate_number_of_insns): New.
5065 (too_large): Use estimate_number_of_insns.
5066 (haifa_find_rgns): New. Move the code from ...
5067 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
5068 (free_trg_info): New.
5069 (compute_trg_info): Allocate candidate tables here instead of ...
5070 (init_ready_list): ... here.
5071 (rgn_print_insn): Use const_rtx.
5072 (contributes_to_priority, extend_regions): Delete static declaration.
5073 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
5074 (add_block1): Rename to rgn_add_block.
5075 (debug_rgn_dependencies): Delete static qualifier.
5076 (new_ready): Use sched_deps_info. Simplify.
5077 (rgn_common_sched_info, rgn_const_sched_deps_info,
5078 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
5080 (region_sched_info): Rename to rgn_const_sched_info.
5081 (deps_join): New, extracted from ...
5082 (propagate_deps): ... here.
5083 (compute_block_dependences, debug_dependencies): Update for selective
5085 (free_rgn_deps, compute_priorities): New functions.
5086 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
5087 sched_rgn_compute_dependencies): New functions.
5088 (schedule_region): Use them.
5089 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
5090 rgn_setup_common_sched_info, rgn_setup_sched_infos):
5092 (schedule_insns): Call new functions that were split out.
5093 (rgn_make_new_region_out_of_new_block): New.
5094 (get_rgn_sched_max_insns_priority): New.
5095 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
5096 scheduling when appropriate.
5097 * sched-vis.c: Include insn-attr.h.
5098 (print_value, print_pattern): Make global.
5099 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
5100 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
5101 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
5102 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
5103 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
5104 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
5105 hooks. Initialize them to 0.
5106 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
5107 * target.h (struct gcc_target): Add them. Rename gen_check field to
5109 * flags.h (sel_sched_switch_set): Declare.
5110 * opts.c (sel_sched_switch_set): New variable.
5111 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
5112 pipelining is disabled from command line.
5113 (common_handle_option): Record whether selective scheduling is
5114 requested from command line.
5115 * doc/invoke.texi: Document new flags and parameters.
5116 * doc/tm.texi: Document new target hooks.
5117 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
5119 (dfa_state_size): Do not declare locally.
5120 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
5121 * config/rs6000/rs6000.c (rs6000_init_sched_context,
5122 rs6000_alloc_sched_context, rs6000_set_sched_context,
5123 rs6000_free_sched_context): New functions.
5124 (struct _rs6000_sched_context): New.
5125 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
5127 (rs6000_sched_finish): Do not run for selective scheduling.
5129 2008-08-31 Jan Hubicka <jh@suse.cz>
5131 * frv.c (frv_rtx_costs): Update forward declaration.
5132 * spu.c (spu_rtx_costs): Likewise.
5133 * pdp11.c: Include df.h
5134 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
5135 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
5136 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
5137 * iq2000.c (iq2000_address_cost): Add speed argument.
5138 (iq2000_rtx_costs): Likewise.
5139 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
5140 update call of mn10300_address_cost.
5141 * mcore.c: Include df.h
5142 (mcore_rtx_costs): Update prototype.
5143 * score3.c: Include df.h
5144 (score3_rtx_costs): Remove speed argument.
5145 * score7.c: Include df.h
5146 (score7_address_cost): Remove speed argument.
5147 * score-protos.h (score_address_cost): Update prototype.
5148 * score.c: Include df.h
5149 (score_rtx_costs): Update call of costs functions.
5150 * v850.c (v850_rtx_costs): Add bool argument.
5152 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
5154 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
5156 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5158 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
5159 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
5161 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5163 * mkmap-flat.awk: Add option pe_dll.
5164 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
5165 * config/i386/t-cygwin (SHLIB_LC): Add.
5166 * config/i386/t-mingw32 (SHLIB_LC): Add.
5167 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
5168 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
5169 (LINK_SPEC): Support libgcc_s.
5170 (LIBGCC_SPEC): Support libgcc_s.
5171 (LIBGCC_SONAME): New.
5173 2008-08-31 Jan Hubicka <jh@suse.cz>
5175 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
5176 mistakely had old version of patch.
5178 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
5179 (ipcp_estimate_growth): New.
5180 (ipcp_insert_stage): Use ipcp_estimate_growth.
5181 * profile.c (branch_prob): When reading failed, do not consider
5184 2008-08-31 Jan Hubicka <jh@suse.cz>
5186 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
5187 loop is optimized for speed.
5189 2008-08-31 Richard Guenther <rguenther@suse.de>
5192 * fold-const.c (fold_binary): Retain conversions in folding
5195 2008-08-31 Jan Hubicka <jh@suse.cz>
5197 * postreload-gcse.c (eliminate_partially_redundant_loads):
5198 Use optimize_bb_for_size_p.
5199 * predict.c (maybe_hot_frequency_p): Make inline.
5200 (maybe_hot_count_p): Break out from ...
5201 (maybe_hot_bb_p): ... this one.
5202 (maybe_hot_edge_p): Simplify.
5203 * basic-block.h (probably_cold_bb_p): Remove.
5205 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5208 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
5210 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
5211 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
5212 Also split V4SFmode.
5213 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
5216 2008-08-31 Jan Hubicka <jh@suse.cz>
5218 * predict.c (PROB_VERY_LIKELY): Make small enough so things
5220 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
5222 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5225 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
5228 * dwarf2out.c (native_encode_initializer): Subtract min_index for
5229 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5231 2008-08-31 Jan Hubicka <jh@suse.cz>
5233 * sparc.h (BRANCH_COST): Fix macro definition.
5234 * avr.c (avr_operand_rtx_cost): Add speed argument.
5235 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
5237 2008-08-31 Richard Guenther <rguenther@suse.de>
5239 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
5240 types instead of operands. Re-instantiate verifying of
5241 binary expression operands.
5243 2008-08-30 Jan Hubicka <jh@suse.cz>
5245 * fwprop.c (should_replace_address): Add speed attribute.
5246 (PR_OPTIMIZE_FOR_SPEED): New flag.
5247 (propagate_rtx_1): Use it.
5248 (propagate_rtx): Set it.
5249 (try_fwprop_subst): Update call of rtx_costs.
5250 (forward_propagate_and_simplify): LIkewise.
5251 * hooks.c (hook_int_rtx_bool_0): New
5252 (hook_bool_rtx_int_int_intp_false): Replace by ...
5253 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5254 * hooks.h (hook_int_rtx_bool_0): New
5255 (hook_bool_rtx_int_int_intp_false): Replace by ...
5256 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5257 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
5258 (prepare_cmp_insn): UPdate call of rtx_cost.
5259 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
5260 (reload_cse_simplify_operands): Update call of rtx_cost.
5261 (reload_cse_move2add): call of rtx_cost.
5262 * target.h (struct gcc_target): Update rtx_costs and address_costs.
5263 * rtlanal.c (rtx_cost): Add speed argument.
5264 (address_cost): Add speed argument
5265 (default_address_cost): Likewise.
5266 (insn_rtx_cost): Likewise.
5267 * cfgloopanal.c (seq_cost): Add speed argument.
5268 (target_reg_cost, target_spill_cost): Turn to array.
5269 (init_set_costs): Update for speed.
5270 (estimate_reg_pressure_cost): Add speed argument.
5271 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
5272 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
5273 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
5274 (seq_cost): Add speed argument.
5275 (computation_cost): Add speed arugment.
5276 (add_cost, multiply_by_const, get_address_cost): add speed argument.
5277 (force_expr_to_var_cost): Update for profile info.
5278 (force_var_cost): Likewise.
5279 (split_address_cost): Likewise.
5280 (ptr_difference_cost): Likewise.
5281 (difference_cost): Likewise.
5282 (get_computation_cost_at): Likewise.
5283 (determine_iv_cost): Likewise.
5284 (ivopts_global_cost_for_size): Likewise.
5285 (rewrite_use_address): Likewise.
5286 (tree_ssa_iv_optimize_loop): Initialize speed field.
5287 * cse.c (optimize_this_for_speed_p): New static var.
5288 (notreg_cost): Update call of rtx_cost.
5289 (cse_extended_basic_block): set optimize_this_for_speed_p.
5290 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
5291 (noce_try_cmove_arith): Likewise.
5292 (noce_try_sign_mask): LIkewise.
5293 * expr.c (compress_float_constant): Update rtx_cost calls.
5294 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
5296 (addr_to_parts): Likewise.
5297 (create_mem_ref): Likewise.
5298 * dse.c (find_shift_sequence): Add speed argument.
5299 (replace_read): Update call.
5300 * calls.c (precompute_register_parameters): Update call of rtx_cost.
5301 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
5302 * neg_cost, shift_cost, shiftadd_cost,
5303 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
5304 mul_highpart_cost): Increase dimension.
5305 (init_expmed): Initialize for both size and speed.
5306 (expand_shift): Use profile.
5307 (synth_mult): Use profile.
5308 (choose_mult_variant): Use profile.
5309 (expand_mult): Use profile.
5310 (expand_mult_highpart_optab): Use profile.
5311 (expand_mult_highpart): Use profile.
5312 (expand_smod_pow2): Use profile.
5313 (expand_divmod): Use profile.
5314 * simplify-rtx.c (simplify_binary_operation_1): Update call of
5316 * loop-invariant.c (create_new_invariant): Use profile.
5317 (gain_for_invariant): Add speed parameter.
5318 (best_gain_for_invariant): Likewise.
5319 (find_invariants_to_move): Likewise.
5320 (move_single_loop_invariants): Set it.
5321 * target-def.h (TARGET_RTX_COSTS): Use hook.
5322 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
5323 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5324 * output.h (default_address_cost): Update prototype.
5325 * combine.c (optimize_this_for_speed_p): New static var.
5326 (combine_validate_cost): Update call of rtx_cost.
5327 (combine_instructions): Set optimize_this_for_speed_p.
5328 (expand_compound_operation): Update call of rtx_cost.
5329 (make_extraction):Update call of rtx_cost.
5330 (force_to_mode):Update call of rtx_cost.
5331 (distribute_and_simplify_rtx):Update call of rtx_cost.
5332 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
5333 (estimate_reg_pressure_cost): Update prototype.
5334 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
5335 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
5337 * config/alpha/alpha.c (alpha_rtx_costs): Update.
5338 (alpha_rtx_costs): Update.
5339 * config/frv/frv.c (frv_rtx_costs): Update.
5340 * config/s390/s390.c (s390_rtx_costs): Update.
5341 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
5342 (m32c_rtx_costs): Update.
5343 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
5344 (spu_rtx_costs): Update.
5345 * config/sparc/sparc.c (sparc_rtx_costs): Update.
5346 * config/m32r/m32r.c (m32r_rtx_costs): Update.
5347 * config/i386/i386.c (:ix86_address_cost): Update.
5348 (ix86_rtx_costs): Update.
5349 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
5350 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
5351 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
5352 * config/crx/crx.c (crx_address_cost): Update.
5353 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
5354 * config/stormy16/stormy16.c
5355 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
5356 * config/m68hc11/m68hc11.c
5357 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
5358 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
5359 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
5361 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
5363 * config/ia64/ia64.c (ia64_rtx_costs): Update.
5364 * config/m68k/m68k.c (m68k_rtx_costs): Update.
5365 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
5366 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
5367 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
5368 (mcore_rtx_costs): update.
5369 * config/score/score3.c (score3_rtx_costs): Update.
5370 * config/score/score7.c (score7_rtx_costs): Update.
5371 * config/score/score3.h (score3_rtx_costs):Update.
5372 * config/score/score7.h (score7_rtx_costs): Update.
5373 * config/score/score.c (score_rtx_costs): Update.
5374 * config/arm/arm.c (arm_address_cost): Update.
5375 (arm_rtx_costs_1): Update.
5376 (arm_rtx_costs_1): Update.
5377 (arm_size_rtx_costs): Update.
5378 (arm_size_rtx_costs): Update.
5379 (arm_size_rtx_costs): Update.
5380 (arm_xscale_rtx_costs): Update.
5381 (arm_thumb_address_cost): Update.
5382 * config/pa/pa.c (hppa_address_cost): Update.
5383 * config/mips/mips.c (mips_rtx_costs): Update.
5384 * config/vax/vax.c (vax_address_cost): Update.
5385 * config/h8300/h8300.c (h8300_shift_costs): Update.
5386 (h8300_rtx_costs): Update.
5387 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
5388 (v850_rtx_costs): Update.
5389 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
5390 * config/bfin/bfin.c
5391 (bfin_address_cost): Update.
5392 (bfin_rtx_costs): Update.
5393 * stmt.c (lshift_cheap_p): Update.
5395 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5398 * expmed.c (extract_bit_field_1): Check the mode size to make
5399 sure the vector modes have the same size.
5401 2008-08-29 Michael Meissner <gnu@the-meissners.org>
5403 * dojump.c (top level): Include basic-block.h to declare
5404 optimize_insn_for_speed_p
5406 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
5408 * opts.h (CL_SAVE): New option class for marking options that are
5409 target specific options usable in the target attribute.
5410 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
5412 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
5413 can easily find the target specific options that are safe to use
5414 in the attribute or pragma.
5416 * attribs.c (decl_attributes): Change #pragma GCC option to
5417 #pragma GCC target, and attribute((option(...))) to
5418 attribute((target(...))).
5420 * doc/extend.texi (target attribute): Change from option
5421 attribute. Delete push/pop/reset.
5422 (#pragma GCC target): Change from #pragma GCC option. Delete
5424 (#pragma GCC push_options): Document new pragma.
5425 (#pragma GCC pop_options): Document new pragma.
5426 (#pragma GCC reset_options): Document new pragma.
5428 * targhooks.c (default_target_option_valid_attribute_p): Add
5429 warning about port not supporting target attributes.
5430 (default_target_option_pragma_parse): New function, warn about
5431 #pragma GCC target not being supported.
5433 * targhooks.h (default_target_option_pragma_parse): Add
5436 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
5437 TI_CURRENT_OPTION_PRAGMA.
5438 (current_target_pragma): Rename from current_option_pragma.
5440 * target.h: (struct target_option): Delete booleans for changing
5441 the optimization level on hot/cold functions. Change signature of
5442 pragma_parse hook to take a second tree.
5444 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
5446 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
5447 that the declaration is done at global scope.
5449 * langhooks.c (add_builtin_function_common): Move most of the code
5450 from add_builtin_function here, calling the hook passed in.
5451 (add_builtin_function): Call add_builtin_function_common with
5452 standard builtin hook.
5453 (add_builtin_function_ext_scope): New function to add builtins to
5456 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
5458 (add_builtin_function_ext_scope): Add declaration.
5460 * c-pragma.c (handle_pragma_target): Rename from
5461 handle_pragma_option, #pragma GCC option is now #pragma GCC
5462 target. Move warning about port not supporting target options to
5463 default pragma parse hook. Remove push/pop/reset from this
5465 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
5466 (option_stack): Delete static variable.
5467 (optimize_stack): Ditto.
5468 (optons_stack): New stack of saved target and optimization
5470 (handle_pragma_push_options): New function to handle pushing both
5471 target and optimization options.
5472 (handle_pragma_pop_options): New function to handle popping both
5473 target and optimization options.
5474 (handle_pragma_reset_options): New function to handle resetting
5475 both target and optimization options to their initial state.
5476 (init_pragma): Rename handle_pragma_option to
5477 handle_pragma_target. Add support for push_options, pop_options,
5478 and reset_options pragmas.
5480 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
5481 default_target_option_pragma_parse.
5482 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
5483 default_target_option_valid_attribute_p.
5484 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5485 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5486 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
5487 optimization level on hot/cold functions.
5489 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
5490 if the caller and callee have different optimization levels.
5492 * c-common.c (handle_target_attribute): Rename from
5493 handle_option_attribute, attribute((option(...))) is now
5494 attribute((target(...))). Move warning if the port does not
5495 support target attributes to the default hook.
5496 (handle_hot_attribute): Delete code to change the optimization
5497 level of hot functions.
5498 (handle_cold_attribute): Ditto.
5500 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
5501 argument that is the binary tree options to use if there are no
5502 arguments. Call ix86_valid_target_attribute_tree instead of
5503 ix86_valid_option_attribute_tree.
5504 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
5505 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
5506 ix86_pragma_option_parse.
5508 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
5509 Rename from ix86_valid_option_attribute_tree.
5511 * config/i386/i386.c (ix86_add_new_builtins): New function to add
5512 new builtins when the ISA changes.
5513 (ix86_valid_target_attribute_tree): Rename from
5514 ix86_valid_option_attribute_tree. Change callers. If the
5515 function specified optimization options, use those as the starting
5516 point before setting up the target attributes. If the
5517 optimization options were changed in the course of setting the
5518 target attributes, record the new optimization options.
5519 (ix86_valid_target_attribute_tree_inner_p): Rename from
5520 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
5521 ix86_add_new_builtins if the ISA changed.
5522 (ix86_valid_target_attribute_p): Rename from
5523 ix86_valid_option_attribute_p. Change callers.
5524 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
5525 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
5526 as delayed builtin functions.
5527 (struct builtin_isa): New structure to record builtin functions
5528 that should be delayed until the ISA for that function is used.
5529 (ix86_builtins_isa): Change from int to struct to track builtin
5530 functions we want to declare at some point.
5531 (def_builtin): If the front end can delay defining the builtin
5532 functions, don't create builtins for ISAs not part of the default
5534 (def_builtin_const): Ditto.
5535 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
5536 __builtin_ia32_pcmov_v2di to be different builtin functions.
5537 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
5538 a structure instead of an int.
5539 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
5540 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
5541 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5542 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5544 * config/ia64/ia64.h
5545 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5546 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5548 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
5549 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
5550 (LANG_HOOKS_INITIALIZER): Add
5551 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
5553 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
5556 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
5557 the reload address with the index register for SFmode
5558 access with a displacement.
5560 2008-08-30 Jan Hubicka <jh@suse.cz>
5562 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
5563 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
5564 * dojump.c (do_jump): Likewise.
5565 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
5566 (note-if_info): Add BRANCH_COST.
5567 (noce_try_store_flag_constants, noce_try_addcc,
5568 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
5569 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
5570 find_if_case_2): Use computed branch cost.
5571 * expr.h (BRANCH_COST): Update default.
5572 * predict.c (predictable_edge_p): New function.
5573 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
5574 Update BRANCH_COST call.
5575 * basic-block.h (predictable_edge_p): Declare.
5576 * config/alpha/alpha.h (BRANCH_COST): Update.
5577 * config/frv/frv.h (BRANCH_COST): Update.
5578 * config/s390/s390.h (BRANCH_COST): Update.
5579 * config/spu/spu.h (BRANCH_COST): Update.
5580 * config/sparc/sparc.h (BRANCH_COST): Update.
5581 * config/m32r/m32r.h (BRANCH_COST): Update.
5582 * config/i386/i386.h (BRANCH_COST): Update.
5583 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
5585 * config/sh/sh.h (BRANCH_COST): Update.
5586 * config/pdp11/pdp11.h (BRANCH_COST): Update.
5587 * config/avr/avr.h (BRANCH_COST): Update.
5588 * config/crx/crx.h (BRANCH_COST): Update.
5589 * config/xtensa/xtensa.h (BRANCH_COST): Update.
5590 * config/stormy16/stormy16.h (BRANCH_COST): Update.
5591 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
5592 * config/iq2000/iq2000.h (BRANCH_COST): Update.
5593 * config/ia64/ia64.h (BRANCH_COST): Update.
5594 * config/rs6000/rs6000.h (BRANCH_COST): Update.
5595 * config/arc/arc.h (BRANCH_COST): Update.
5596 * config/score/score.h (BRANCH_COST): Update.
5597 * config/arm/arm.h (BRANCH_COST): Update.
5598 * config/pa/pa.h (BRANCH_COST): Update.
5599 * config/mips/mips.h (BRANCH_COST): Update.
5600 * config/vax/vax.h (BRANCH_COST): Update.
5601 * config/h8300/h8300.h (BRANCH_COST): Update.
5602 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
5603 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
5604 * doc/tm.texi (BRANCH_COST): Update.
5606 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
5609 * config/arm/arm.c (arm_optimization_options): Set
5610 flag_section_anchors to 2 instead of 1 to distinguish it from
5611 -fsection-anchors given explicitely on the command line.
5613 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
5615 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
5616 final insn of a split.
5618 2008-08-30 Jan Hubicka <jh@suse.cz>
5620 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
5621 optimized for speed.
5622 * final.c (compute_alignments): Use optimize_bb_for_size_p.
5623 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
5624 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
5625 flag_gcse_after_reload_set): New static vars.
5626 (common_handle_option): Enable those flags for profile-use.
5627 (decode_options): Remove optimize_size flags that are handled
5628 on higher granuality.
5629 * tree-vectorizer.c (vectorize_loops): Use
5630 optimize_loop_nest_for_speed_p.
5631 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
5632 * tree-predcom.c (tree_predictive_commoning): Use
5633 optimize_loop_for_speed_p.
5634 * varasm.c (assemble_start_function): Use
5635 optimize_function_for_speed_p.
5636 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
5637 * predict.c (optimize_loop_for_speed_p): Fix walk.
5639 2008-08-30 Jan Hubicka <jh@suse.cz>
5641 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
5643 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
5644 profile presence locally.
5646 2008-08-29 Joseph Myers <joseph@codesourcery.com>
5649 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
5650 versions before 4.0.
5652 2008-08-29 Jan Hubicka <jh@suse.cz>
5654 * tree-inline.c (insert_init_stmt): Insert sequence even when
5657 2008-08-29 Jeff Law <law@redhat.com>
5659 * mn10300.c (mn10300_secondary_reload_class): We need secondary
5660 reloads for AM33-2 if IN is a pseudo with an equivalent memory
5661 location and class is an FP register.
5663 2008-08-29 Jan Hubicka <jh@suse.cz>
5665 * see.c (see_merge_one_def_extension): Silence used uninitialized
5667 * matrix-reorg.c (check_allocation_function): Likewise.
5668 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
5670 2008-08-29 Jakub Jelinek <jakub@redhat.com>
5673 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
5674 compute new & and | in type rather than TREE_TYPE (arg0).
5676 * dwarf2out.c (fortran_common): Update comment.
5677 (gen_variable_die): Swap com_die and var_die variables in Fortran
5678 COMMON block handling code.
5680 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
5682 * dwarf2out.c (gen_const_die): New function.
5683 (size_of_die, value_format, output_die): Output larger
5684 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
5685 (native_encode_initializer): New function.
5686 (tree_add_const_value_attribute): Call it.
5687 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
5689 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
5690 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
5691 TREE_THIS_VOLATILE to add_type_attribute.
5693 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
5695 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
5698 * dwarf2out.c (loc_by_reference): New function.
5699 (add_location_or_const_value_attribute): Use it.
5702 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
5703 as DW_TAG_variable children of DW_TAG_common_block rather than
5704 DW_TAG_member children. Put DW_AT_external to individual
5705 DW_TAG_variable DIEs, not to DW_TAG_common_block.
5707 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
5708 loc_descriptor_from_tree_1.
5712 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
5713 arguments to imported_module_or_decl.
5714 (debug_nothing_tree_tree): Removed.
5715 (debug_nothing_tree_tree_tree_bool): New prototype.
5716 * debug.c (do_nothing_debug_hooks): Adjust.
5717 (debug_nothing_tree_tree): Removed.
5718 (debug_nothing_tree_tree_tree_bool): New function.
5719 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
5720 (gen_variable_die): Put all common vars for the
5721 same COMMON block under one DW_TAG_common_block.
5722 (declare_in_namespace): Return new context_die, for Fortran
5723 return the module DIE instead of adding extra declarations into
5725 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
5726 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
5727 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
5729 (dwarf2out_global_decl): Don't skip Fortran global vars.
5730 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
5731 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
5732 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
5733 DW_TAG_imported_declaration as child of previous
5734 DW_TAG_imported_module.
5735 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
5736 * sdbout.c (sdb_debug_hooks): Likewise.
5737 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
5739 2008-08-29 Jan Hubicka <jh@suse.cz>
5741 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
5743 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
5744 * ipa-cp.c (n_cloning_candidates): New static variable.
5745 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
5746 (ipcp_print_all_lattices): Improve debug output.
5747 (ipcp_cloning_candidate_p): New function.
5748 (ipcp_initialize_node_lattices): Use it.
5749 (ipcp_init_stage): Do only analyzis here; prettier debug output.
5750 (ipcp_propagate_stage): Prettier debug output.
5751 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
5752 (ipcp_print_all_structures): Remove.
5753 (ipcp_need_redirect_p): Test !n_cloning_candidates.
5754 (ipcp_insert_stage): Prettier debug output; call
5755 cgraph_remove_unreachable_nodes before propagating.
5756 (pass_ipa_cp): Schedule function removal pass.
5757 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
5759 (cgraph_maybe_hot_edge_p): Move to ...
5760 * predict.c (cgraph_maybe_hot_edge_p) ... here.
5761 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
5762 (common_handle_option): Set them; enable ipa-cp when profiling.
5763 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
5764 (ipa_print_all_jump_functions): Likewise.
5765 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
5766 (ipa_print_node_params, ipa_print_all_params): New.
5767 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
5768 ipa_print_all_param_flags): Remove.
5769 (ipa_print_node_params, ipa_print_all_params): New.
5771 2008-08-29 Bob Wilson <bob.wilson@acm.org>
5773 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
5774 change from 2008-04-03.
5775 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
5777 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5780 * ira-color.c (push_allocnos_to_stack): Truncate
5781 removed_splay_allocno_vec.
5783 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
5786 * ira-color (ira_fast_allocation): Don't assign hard registers to
5789 2008-08-29 Jan Hubicka <jh@suse.cz>
5792 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
5793 for cold internal loops.
5795 2008-08-29 Richard Guenther <rguenther@suse.de>
5797 * tree-ssa-structalias.c (create_variable_info_for): Do not
5798 create fields for heap vars or vars with a noalias state.
5799 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
5802 2008-08-29 Richard Guenther <rguenther@suse.de>
5804 * common.opt (ftree-store-ccp): Mark as preserved for
5805 backward compatibility.
5806 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
5807 * tree-pass.h (pass_store_ccp): Remove.
5808 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
5809 (first_vdef): Remove declaration.
5810 (get_value_loaded_by): Likewise.
5811 * tree-ssa-ccp.c (do_store_ccp): Remove.
5812 (get_default_value): Simplify as do_store_ccp is always false
5813 now. Do not initialize mem_ref.
5814 (set_value_varying): Likewise.
5815 (canonicalize_float_value): Likewise.
5816 (set_lattice_value): Likewise.
5817 (likely_value): Likewise.
5818 (surely_varying_stmt_p): Likewise.
5819 (ccp_initialize): Likewise.
5820 (ccp_lattice_meet): Likewise.
5821 (ccp_visit_phi_node): Likewise.
5822 (ccp_fold): Likewise.
5823 (evaluate_stmt): Likewise.
5824 (visit_assignment): Likewise.
5825 (ccp_visit_stmt): Likewise.
5826 (execute_ssa_ccp): Fold into ...
5827 (do_ssa_ccp): ... this.
5828 (do_ssa_store_ccp): Remove.
5829 (gate_store_ccp): Likewise.
5830 (pass_store_ccp): Likewise.
5831 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
5833 * tree-ssa-propagate.c (first_vdef): Remove.
5834 (get_value_loaded_by): Likewise.
5835 (replace_vuses_in): Likewise.
5836 (substitute_and_fold): Do not call replace_vuses_in.
5837 * opts.c (decode_options): Do not set flag_tree_store_ccp.
5839 2008-08-29 Richard Guenther <rguenther@suse.de>
5842 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
5843 PARAM_NOALIAS tags with is_heapvar.
5844 * tree-ssa-operands.c (access_can_touch_variable): Offset
5845 based tests do not apply for heapvars. Fix offset test.
5847 2008-08-29 Jan Hubicka <jh@suse.cz>
5849 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
5850 (-fipa-cp-clone): Enabled by default at -O3.
5851 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
5852 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
5854 2008-08-29 Jan Hubicka <jh@suse.cz>
5856 * tree.c (build_function_type_skip_args,
5857 build_function_decl_skip_args): New functions.
5858 * tree.h (build_function_type_skip_args,
5859 build_function_decl_skip_args): Declare.
5860 * gimple.c (giple_copy_call_skip_args): New function.
5861 (giple_copy_call_skip_args): Declare.
5863 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
5864 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
5865 (ipcp_node_modifiable_p): ... this one; use
5866 tree_versionable_function_p.
5867 (ipcp_create_replace_map): Improve debug output.
5868 (ipcp_need_redirect_p): Return false when not clonning.
5869 (ipcp_update_callgraph): Skip args.
5870 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
5872 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
5873 (save_inline_function_body): Update call of tree_function_versioning.
5874 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
5875 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
5877 (tree_function_versioning): Likewise.
5878 * tree-inline.h (tree_function_versioning): Update prototype.
5880 2008-08-29 Jan Hubicka <jh@suse.cz>
5882 * loop-unswitch.c (unswitch_single_loop): Use
5883 optimize_loop_for_speed_p.
5884 * tree-ssa-threadupdate.c (mark_threaded_blocks):
5885 Use optimize_function_for_size_p.
5886 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
5887 * postreload-gcse.c (eliminate_partially_redundant_load):
5888 Use optimize_bb_for_size_p.
5889 * value-prof.c (gimple_divmod_fixed_value_transform,
5890 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
5891 gimple_stringops_transform): Use optimize_bb_for_size_p.
5892 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
5893 * final.c (compute_alignments): Use optimize_function_for_size_p.
5894 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
5895 (fold_builtin_strcpy, fold_builtin_fputs): Use
5896 optimize_function_for_size_p.
5897 * fold-const.c (tree_swap_operands_p): Use
5898 optimize_function_for_size_p.
5899 * recog.c (relax_delay_slots): Likewise.
5900 * tree-ssa-math-opts.c (replace_reciprocal):
5901 Use optimize_bb_for_speed_p.
5902 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
5903 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
5904 optimize_function_for_size_p.
5905 (cgraph_decide_inlining_of_small_function): Use
5906 optimize_function_for_size_p.
5907 * global.c (find_reg): Use optimize_function_for_size_p.
5908 * opts.c (decode_options): Do not clear flag_tree_ch,
5909 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
5910 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
5911 work it out from profile.
5912 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
5913 optimize_loop_for_speed_p.
5914 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5916 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
5917 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
5918 * tree-eh.c (decide_copy_try_finally): Use
5919 optimize_function_for_size_p.
5920 * local-alloc.c (block_alloc): Pass BB pointer.
5921 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
5922 * gcse.c (gcse_main): Use optimize_function_for_size_p.
5923 * loop-unroll.c (decide_unrolling_and_peeling):
5924 Use optimize_loop_for_size_p.
5925 (decide_peel_completely): Likewise.
5926 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
5927 optimize_loop_for_size_p.
5928 (vect_enhance_data_refs_alignment): Likewise.
5929 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
5930 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
5932 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
5933 (try_crossjump_bb): Use optimize_bb_for_size_p.
5934 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
5935 optimize_loop_for_speed_p.
5936 * bb-reorder.c (find_traces_1_round): Likewise.
5937 (copy_bb): Use optimize_bb_for_speed_p.
5938 (duplicate_computed_gotos): Likewise.
5939 * basic-block.h (optimize_loop_nest_for_size_p,
5940 optimize_loop_nest_for_speed_p): New.
5941 * stmt.c (expand_case): Use optimize_insn_for_size_p.
5943 2008-08-29 Tristan Gingold <gingold@adacore.com>
5945 * gcov.c (main): Call expandargv.
5947 2008-08-29 Jan Hubicka <jh@suse.cz>
5949 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
5951 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5953 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
5954 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
5956 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
5958 2008-08-29 Jan Hubicka <jh@suse.cz>
5960 * tree-pass.h (pass_strip_predict_hints): Declare.
5961 * predict.c (strip_builtin_expect): Rename to ...
5962 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
5963 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
5964 (tree_estimate_probability): Do not strip builtin_expect.
5965 (pass_strip_predict_hints): New pass.
5966 * tree-inline.c (expand_call_inline): When inlining cold function,
5967 predict it as unlikely.
5968 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
5970 2008-08-29 Richard Guenther <rguenther@suse.de>
5972 PR tree-optimization/37207
5973 * tree-vrp.c (extract_range_from_binary_expr): Also try
5974 to constant fold if only one of the operands is a constant.
5976 2008-08-29 Nick Clifton <nickc@redhat.com>
5978 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
5979 the same way as SYMBOL_REFs.
5981 2008-08-28 Bob Wilson <bob.wilson@acm.org>
5983 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
5985 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
5987 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
5988 * config/mips/mips.md (branch_likely): Remove const. Fix
5990 (define_delay for type "branch"): Change to only apply for branch
5991 with likely variant.
5992 (define_delay for type "branch" and "branch_likely" no). New delay
5994 (equality_op): New code iterator.
5995 (bbv, bbinv): New code attributes.
5996 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
5999 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6000 Andrew Pinski <pinskia@gcc.gnu.org>
6003 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
6005 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
6007 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
6008 rule that a symbolic constant must be defined and >= 0 for the
6009 corresponding facility to be present at compile-time.
6010 * gthr-posix.c: Likewise.
6012 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6014 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
6015 * config/mips/mips.md (D): New mode attribute.
6016 (mulsi3, muldi3): Merge it into ...
6017 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
6018 (muldi3_mul3): New pattern.
6019 (mulsi3_mult3): Rename to mulsi3_mul3.
6021 2008-08-28 Jan Hubicka <jh@suse.cz>
6023 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
6025 * predict.c (always_optimize_for_size_p): Rename to ...
6026 (optimize_function_for_size): ... this one; make extern.
6027 (optimize_function_for_speed_p): New.
6028 (optimize_bb_for_size_p, optimize_bb_for_size_p,
6029 optimize_edge_for_size_p,optimize_edge_for_size_p,
6030 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
6031 * basic-block.h (optimize_function_for_size_p,
6032 optimize_function_for_speed_p): Declare.
6033 * i386.md (optimize_size checks): Replace them by appropriate
6035 (standard_80387_constant_p, ix86_compute_frame_layout,
6036 ix86_expand_epilogue, ix86_decompose_address,
6037 print_operand, emit_i387_cw_initialization,
6038 inline_memory_move_cost, ix86_pad_returns,
6039 ix86_reorg): Replace optimize_size checks.
6041 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
6043 * rtl.h (simplify_subreg_regno): Declare.
6044 * rtlanal.c (simplify_subreg_regno): New function, split out from...
6045 * simplify-rtx.c (simplify_subreg): ...here.
6046 * reload.c (find_reloads): Use simplify_subreg_regno instead of
6047 subreg_offset_representable_p.
6049 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6052 * c-typeck.c (convert_for_assignment): Give a note describing what
6053 was passed and what was expected.
6055 2008-08-28 Joey Ye <joey.ye@intel.com>
6057 * doc/extend.texi: Document AVX built-in functions.
6058 * doc/invoke.texi: Document -mavx.
6060 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
6061 Joey Ye <joey.ye@intel.com>
6062 Xuepeng Guo <xuepeng.guo@intel.com>
6064 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
6066 * config/i386/cpuid.h (bit_FMA): New.
6067 (bit_XSAVE): Likewise.
6068 (bit_OSXSAVE): Likewise.
6069 (bit_AVX): Likewise.
6071 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
6072 define. Use ASM_OUTPUT_AVX_PREFIX.
6074 * config/i386/gmmintrin.h: New.
6076 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
6077 (OPTION_MASK_ISA_AVX_SET): New.
6078 (OPTION_MASK_ISA_FMA_SET): Likewise.
6079 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
6080 (OPTION_MASK_ISA_FMA_SET): Likewise.
6081 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
6082 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
6083 (pta_flags): Add PTA_AVX and PTA_FMA.
6084 (override_options): Handle PTA_AVX and PTA_FMA.
6085 (init_cumulative_args): Handle warn_avx.
6086 (classify_argument): Return 0 for COImode and OImode. Return
6087 1 and X86_64_AVX_CLASS for 256bit vector types.
6088 (examine_argument): Handle X86_64_AVX_CLASS.
6089 (construct_container): Likewise.
6090 (function_arg_advance_32): Pass OImode and 256bit vector types
6092 (function_arg_advance_64): Take a new argument to indicate if a
6093 parameter is named. Handle 256bit vector types. Return
6094 immediately for unnamed 256bit vector mode parameters.
6095 (function_arg_advance): Updated.
6096 (function_arg_32): Add comments for TImode. Handle OImode
6097 and 256bit vector types.
6098 (function_arg_64): Take a new argument to indicate if a
6099 parameter is named. Handle 256bit vector types. Return NULL
6100 for unnamed 256bit vector mode parameters.
6101 (function_arg): Updated.
6102 (setup_incoming_varargs_64): Support
6103 AVX encoding for *sse_prologue_save_insn.
6104 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
6105 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
6106 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
6107 enabled, otherwise return -3.
6108 (standard_sse_constant_opcode): Handle AVX and 256bit vector
6110 (print_reg): Support AVX registers. Handle 'x' and 't'.
6111 Handle 'd' to duplicate the operand.
6112 (print_operand): Likewise. Also support AVX vector compare
6114 (output_387_binary_op): Support AVX.
6115 (output_fp_compare): Likewise.
6116 (ix86_expand_vector_move_misalign): Likewise.
6117 (ix86_attr_length_vex_default): New.
6118 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6119 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6120 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6121 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6122 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
6123 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6124 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
6125 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
6126 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
6127 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
6128 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
6129 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
6130 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
6131 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
6132 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6133 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
6134 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
6135 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6136 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
6137 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
6138 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6139 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6140 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6141 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
6142 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
6143 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
6144 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
6145 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6146 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
6147 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
6148 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
6149 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
6150 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
6151 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6152 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6153 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6154 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
6155 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
6156 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
6157 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
6158 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
6159 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
6160 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
6161 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
6162 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
6163 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
6164 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6165 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6166 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6167 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6168 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6169 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6170 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6171 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6172 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6173 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6174 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6175 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6176 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6177 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6178 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6179 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6180 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6181 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
6182 and IX86_BUILTIN_MOVMSKPS256,
6183 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
6184 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
6185 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
6186 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
6187 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
6188 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
6189 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
6190 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
6191 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
6192 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
6193 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
6194 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
6195 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
6196 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
6197 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
6198 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
6199 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
6200 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
6201 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
6202 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
6203 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
6204 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
6205 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
6206 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
6207 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
6208 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6209 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
6210 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
6211 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6212 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6213 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
6214 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
6215 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
6216 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
6217 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
6218 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
6219 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
6220 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
6221 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6222 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6223 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6224 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6225 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
6226 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
6227 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
6228 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
6229 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
6230 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
6231 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
6232 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
6233 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
6234 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
6235 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6236 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
6237 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6238 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
6239 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6240 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6242 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
6243 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
6244 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
6245 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6246 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6247 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6248 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
6249 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6250 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
6251 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6252 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
6253 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6254 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6255 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
6256 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
6257 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
6258 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6259 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6260 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6261 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6262 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6263 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6264 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6265 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6266 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6267 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6268 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6269 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6270 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6271 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6272 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6273 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6274 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6275 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
6276 IX86_BUILTIN_MOVMSKPS256.
6277 (ix86_init_mmx_sse_builtins): Support AVX builtins.
6278 (ix86_expand_args_builtin): Likewise.
6279 (ix86_expand_special_args_builtin): Likewise.
6280 (ix86_hard_regno_mode_ok): Handle AVX modes.
6281 (ix86_expand_vector_init_duplicate): Likewise.
6282 (ix86_expand_vector_init_one_nonzero): Likewise.
6283 (ix86_expand_vector_init_one_var): Likewise.
6284 (ix86_expand_vector_init_concat): Likewise.
6285 (ix86_expand_vector_init_general): Likewise.
6286 (ix86_expand_vector_set): Likewise.
6287 (ix86_vector_mode_supported_p): Likewise.
6288 (x86_extended_reg_mentioned_p): Check INSN_P before using
6291 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
6292 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
6294 * config/i386/i386.h (TARGET_AVX): New.
6295 (TARGET_FMA): Likewise.
6296 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
6297 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
6298 (VALID_AVX256_REG_MODE): New.
6299 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6300 (AVX_FLOAT_MODE_P): Likewise.
6301 (AVX128_VEC_FLOAT_MODE_P): Likewise.
6302 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6303 (AVX_VEC_FLOAT_MODE_P): Likewise.
6304 (ASM_OUTPUT_AVX_PREFIX): Likewise.
6305 (ASM_OUTPUT_OPCODE): Likewise.
6306 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
6308 (SSE_REG_MODE_P): Allow 256bit vector modes.
6309 (ix86_args): Add a warn_avx field.
6311 * config/i386/i386.md (UNSPEC_PCMP): New.
6312 (UNSPEC_VPERMIL): Likewise.
6313 (UNSPEC_VPERMIL2): Likewise.
6314 (UNSPEC_VPERMIL2F128): Likewise.
6315 (UNSPEC_MASKLOAD): Likewise.
6316 (UNSPEC_MASKSTORE): Likewise.
6317 (UNSPEC_CAST): Likewise.
6318 (UNSPEC_VTESTP): Likewise.
6319 (UNSPECV_VZEROALL): Likewise.
6320 (UNSPECV_VZEROUPPER): Likewise.
6321 (XMM0_REG): Likewise.
6322 (XMM1_REG): Likewise.
6323 (XMM2_REG): Likewise.
6324 (XMM3_REG): Likewise.
6325 (XMM4_REG): Likewise.
6326 (XMM5_REG): Likewise.
6327 (XMM6_REG): Likewise.
6328 (XMM8_REG): Likewise.
6329 (XMM9_REG): Likewise.
6330 (XMM10_REG): Likewise.
6331 (XMM11_REG): Likewise.
6332 (XMM12_REG): Likewise.
6333 (XMM13_REG): Likewise.
6334 (XMM14_REG): Likewise.
6335 (XMM15_REG): Likewise.
6337 (prefix_vex_imm8): Likewise.
6338 (prefix_vex_w): Likewise.
6339 (length_vex): Likewise.
6342 (*avx_ashlti3): Likewise.
6343 (*avx_lshrti3): Likewise.
6344 (*avx_setcc<mode>): Likewise.
6345 (*fop_<mode>_comm_mixed_avx): Likewise.
6346 (*fop_<mode>_comm_avx): Likewise.
6347 (*fop_<mode>_1_mixed_avx): Likewise.
6348 (*fop_<mode>_1_avx): Likewise.
6349 (*avx_<code><mode>3): Likewise.
6350 (*avx_ieee_smin<mode>3): Likewise.
6351 (*avx_ieee_smax<mode>3): Likewise.
6352 (mode): Add OI, V8SF and V4DF.
6353 (length): Support VEX prefix.
6354 (*cmpfp_i_mixed): Set prefix attribute.
6355 (*cmpfp_i_sse): Likewise.
6356 (*cmpfp_iu_mixed): Likewise.
6357 (*cmpfp_iu_sse): Likewise.
6358 (*movsi_1): Support AVX.
6359 (*movdi_2): Likewise.
6360 (*movdi_1_rex64): Likewise.
6361 (*movti_internal): Likewise.
6362 (*movti_rex64): Likewise.
6363 (*movsf_1): Likewise.
6364 (*movdf_nointeger): Likewise.
6365 (*movdf_integer_rex64): Likewise.
6366 (*movtf_internal): Likewise.
6367 (zero_extendsidi2_32): Likewise.
6368 (zero_extendsidi2_rex64): Likewise.
6369 (*extendsfdf2_mixed): Likewise.
6370 (*extendsfdf2_sse): Likewise.
6371 (*truncdfsf_fast_mixed): Likewise.
6372 (*truncdfsf_fast_sse): Likewise.
6373 (*truncdfsf_mixed): Likewise.
6374 (fix_trunc<mode>di_sse): Likewise.
6375 (fix_trunc<mode>si_sse): Likewise.
6376 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
6377 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
6378 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
6379 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
6380 (*rcpsf2_sse): Likewise.
6381 (*rsqrtsf2_sse): Likewise.
6382 (*sqrt<mode>2_sse): Likewise.
6383 (sse4_1_round<mode>2): Likewise.
6384 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
6385 Support AVX. Set length attribute properly for AVX.
6387 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
6388 (VECTOR_MODES (FLOAT, 32)): Likewise.
6389 (VECTOR_MODE (INT, DI, 8)): Likewise.
6390 (VECTOR_MODE (INT, HI, 32)): Likewise.
6391 (VECTOR_MODE (INT, QI, 64)): Likewise.
6392 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
6393 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
6394 (VECTOR_MODE (INT, DI, 4)): Removed.
6395 (VECTOR_MODE (INT, SI, 8)): Likewise.
6396 (VECTOR_MODE (INT, HI, 16)): Likewise.
6397 (VECTOR_MODE (INT, QI, 32)): Likewise.
6398 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
6399 (INT_MODE (OI, 32)): Likewise.
6401 * config/i386/i386.opt (mavx): New.
6404 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
6406 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
6407 (*mov<mode>_internal_avx): New.
6408 (*movv2sf_internal_rex64_avx): Likewise.
6409 (*movv2sf_internal_avx): Likewise.
6411 * config/i386/predicates.md (const_4_to_5_operand): New.
6412 (const_6_to_7_operand): Likewise.
6413 (const_8_to_11_operand): Likewise.
6414 (const_12_to_15_operand): Likewise.
6415 (avx_comparison_float_operator): Likewise.
6417 * config/i386/sse.md (AVX256MODEI): New.
6418 (AVX256MODE): Likewise.
6419 (AVXMODEQI): Likewise.
6420 (AVXMODE): Likewise.
6421 (AVX256MODEF2P): Likewise.
6422 (AVX256MODE2P): Likewise.
6423 (AVX256MODE4P): Likewise.
6424 (AVX256MODE8P): Likewise.
6425 (AVXMODEF2P): Likewise.
6426 (AVXMODEF4P): Likewise.
6427 (AVXMODEDCVTDQ2PS): Likewise.
6428 (AVXMODEDCVTPS2DQ): Likewise.
6429 (avxvecmode): Likewise.
6430 (avxvecpsmode): Likewise.
6431 (avxhalfvecmode): Likewise.
6432 (avxscalarmode): Likewise.
6433 (avxcvtvecmode): Likewise.
6434 (avxpermvecmode): Likewise.
6435 (avxmodesuffixf2c): Likewise.
6436 (avxmodesuffixp): Likewise.
6437 (avxmodesuffixs): Likewise.
6438 (avxmodesuffix): Likewise.
6439 (vpermilbits): Likewise.
6440 (pinsrbits): Likewise.
6441 (mov<mode>): Likewise.
6442 (*mov<mode>_internal): Likewise.
6443 (push<mode>1): Likewise.
6444 (movmisalign<mode>): Likewise.
6445 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6446 (avx_movdqu<avxmodesuffix>): Likewise.
6447 (avx_lddqu<avxmodesuffix>): Likewise.
6448 (<plusminus_insn><mode>3): Likewise.
6449 (*avx_<plusminus_insn><mode>3): Likewise.
6450 (*avx_vm<plusminus_insn><mode>3): Likewise.
6451 (mul<mode>3): Likewise.
6452 (*avx_mul<mode>3): Likewise.
6453 (*avx_vmmul<mode>3): Likewise.
6454 (divv8sf3): Likewise.
6455 (divv4df3): Likewise.
6456 (avx_div<mode>3): Likewise.
6457 (*avx_div<mode>3): Likewise.
6458 (*avx_vmdiv<mode>3): Likewise.
6459 (avx_rcpv8sf2): Likewise.
6460 (*avx_vmrcpv4sf2): Likewise.
6461 (sqrtv8sf2): Likewise.
6462 (avx_sqrtv8sf2): Likewise.
6463 (*avx_vmsqrt<mode>2): Likewise.
6464 (rsqrtv8sf2): Likewise.
6465 (avx_rsqrtv8sf2): Likewise.
6466 (*avx_vmrsqrtv4sf2): Likewise.
6467 (<code><mode>3): Likewise.
6468 (*avx_<code><mode>3_finite): Likewise.
6469 (*avx_<code><mode>3): Likewise.
6470 (*avx_vm<code><mode>3): Likewise.
6471 (*avx_ieee_smin<mode>3): Likewise.
6472 (*avx_ieee_smax<mode>3): Likewise.
6473 (avx_addsubv8sf3): Likewise.
6474 (avx_addsubv4df3): Likewise.
6475 (*avx_addsubv4sf3): Likewise.
6476 (*avx_addsubv2df3): Likewise.
6477 (avx_h<plusminus_insn>v4df3): Likewise.
6478 (avx_h<plusminus_insn>v8sf3): Likewise.
6479 (*avx_h<plusminus_insn>v4sf3): Likewise.
6480 (*avx_h<plusminus_insn>v2df3): Likewise.
6481 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
6482 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
6483 (*avx_maskcmp<mode>3): Likewise.
6484 (avx_nand<mode>3): Likewise.
6485 (*avx_<code><mode>3): Likewise.
6486 (*avx_nand<mode>3): Likewise.
6487 (*avx_<code><mode>3): Likewise.
6488 (*avx_cvtsi2ss): Likewise.
6489 (*avx_cvtsi2ssq): Likewise.
6490 (*avx_cvtsi2sd): Likewise.
6491 (*avx_cvtsi2sdq): Likewise.
6492 (*avx_cvtsd2ss): Likewise.
6493 (avx_cvtss2sd): Likewise.
6494 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
6495 (avx_cvtps2dq<avxmodesuffix>): Likewise.
6496 (avx_cvttps2dq<avxmodesuffix>): Likewise.
6497 (*avx_cvtsi2sd): Likewise.
6498 (*avx_cvtsi2sdq): Likewise.
6499 (avx_cvtdq2pd256): Likewise.
6500 (avx_cvtpd2dq256): Likewise.
6501 (avx_cvttpd2dq256): Likewise.
6502 (*avx_cvtsd2ss): Likewise.
6503 (*avx_cvtss2sd): Likewise.
6504 (avx_cvtpd2ps256): Likewise.
6505 (avx_cvtps2pd256): Likewise.
6506 (*avx_movhlps): Likewise.
6507 (*avx_movlhps): Likewise.
6508 (avx_unpckhps256): Likewise.
6509 (*avx_unpckhps): Likewise.
6510 (avx_unpcklps256): Likewise.
6511 (*avx_unpcklps): Likewise.
6512 (avx_movshdup256): Likewise.
6513 (avx_movsldup256): Likewise.
6514 (avx_shufps256): Likewise.
6515 (avx_shufps256_1): Likewise.
6516 (*avx_shufps_<mode>): Likewise.
6517 (*avx_loadhps): Likewise.
6518 (*avx_storelps): Likewise.
6519 (*avx_loadlps): Likewise.
6520 (*avx_movss): Likewise.
6521 (*vec_dupv4sf_avx): Likewise.
6522 (*vec_concatv2sf_avx): Likewise.
6523 (*vec_concatv4sf_avx): Likewise.
6524 (*vec_setv4sf_0_avx): Likewise.
6525 (*vec_setv4sf_avx): Likewise.
6526 (*avx_insertps): Likewise.
6527 (avx_vextractf128<mode>): Likewise.
6528 (vec_extract_lo_<mode>): Likewise.
6529 (vec_extract_hi_<mode>): Likewise.
6530 (vec_extract_lo_<mode>): Likewise.
6531 (vec_extract_hi_<mode>): Likewise.
6532 (vec_extract_lo_v16hi): Likewise.
6533 (vec_extract_hi_v16hi): Likewise.
6534 (vec_extract_lo_v32qi): Likewise.
6535 (vec_extract_hi_v32qi): Likewise.
6536 (avx_unpckhpd256): Likewise.
6537 (*avx_unpckhpd): Likewise.
6538 (avx_movddup256): Likewise.
6539 (*avx_movddup): Likewise.
6540 (avx_unpcklpd256): Likewise.
6541 (*avx_unpcklpd): Likewise.
6542 (avx_shufpd256): Likewise.
6543 (avx_shufpd256_1): Likewise.
6544 (*avx_punpckhqdq): Likewise.
6545 (*avx_punpcklqdq): Likewise.
6546 (*avx_shufpd_<mode>): Likewise.
6547 (*avx_storehpd): Likewise.
6548 (*avx_loadhpd): Likewise.
6549 (*avx_loadlpd): Likewise.
6550 (*avx_movsd): Likewise.
6551 (*vec_concatv2df_avx): Likewise.
6552 (*avx_<plusminus_insn><mode>3): Likewise.
6553 (*avx_<plusminus_insn><mode>3): Likewise.
6554 (*avx_mulv8hi3): Likewise.
6555 (*avxv8hi3_highpart): Likewise.
6556 (*avx_umulv8hi3_highpart): Likewise.
6557 (*avx_umulv2siv2di3): Likewise.
6558 (*avx_mulv2siv2di3): Likewise.
6559 (*avx_pmaddwd): Likewise.
6560 (*avx_mulv4si3): Likewise.
6561 (*avx_ashr<mode>3): Likewise.
6562 (*avx_lshr<mode>3): Likewise.
6563 (*avx_ashl<mode>3): Likewise.
6564 (*avx_<code><mode>3): Likewise.
6565 (*avx_eq<mode>3): Likewise.
6566 (*avx_gt<mode>3): Likewise.
6567 (*avx_nand<mode>3): Likewise.
6568 (*avx_nand<mode>3): Likewise.
6569 (*avx_<code><mode>3): Likewise.
6570 (*avx_<code><mode>3): Likewise.
6571 (*avx_packsswb): Likewise.
6572 (*avx_packssdw): Likewise.
6573 (*avx_packuswb): Likewise.
6574 (*avx_punpckhbw): Likewise.
6575 (*avx_punpcklbw): Likewise.
6576 (*avx_punpckhwd): Likewise.
6577 (*avx_punpcklwd): Likewise.
6578 (*avx_punpckhdq): Likewise.
6579 (*avx_punpckldq): Likewise.
6580 (*avx_pinsr<avxmodesuffixs>): Likewise.
6581 (*avx_pinsrq): Likewise.
6582 (*avx_loadld): Likewise.
6583 (*vec_extractv2di_1_rex64_avx): Likewise.
6584 (*vec_extractv2di_1_avx): Likewise.
6585 (*vec_dupv2di_avx): Likewise.
6586 (*vec_concatv2si_avx): Likewise.
6587 (*vec_concatv4si_1_avx): Likewise.
6588 (*vec_concatv2di_avx): Likewise.
6589 (*vec_concatv2di_rex64_avx): Likewise.
6590 (*avx_uavgv16qi3): Likewise.
6591 (*avx_uavgv8hi3): Likewise.
6592 (*avx_psadbw): Likewise.
6593 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
6594 (*avx_phaddwv8hi3): Likewise.
6595 (*avx_phadddv4si3): Likewise.
6596 (*avx_phaddswv8hi3): Likewise.
6597 (*avx_phsubwv8hi3): Likewise.
6598 (*avx_phsubdv4si3): Likewise.
6599 (*avx_phsubswv8hi3): Likewise.
6600 (*avx_pmaddubsw128): Likewise.
6601 (*avx_pmulhrswv8hi3): Likewise.
6602 (*avx_pshufbv16qi3): Likewise.
6603 (*avx_psign<mode>3): Likewise.
6604 (*avx_palignrti): Likewise.
6605 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6606 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6607 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6608 (*avx_mpsadbw): Likewise.
6609 (*avx_packusdw): Likewise.
6610 (*avx_pblendvb): Likewise.
6611 (*avx_pblendw): Likewise.
6612 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6613 (avx_ptest256): Likewise.
6614 (avx_roundp<avxmodesuffixf2c>256): Likewise.
6615 (*avx_rounds<ssemodesuffixf2c>): Likewise.
6616 (*avx_aesenc): Likewise.
6617 (*avx_aesenclast): Likewise.
6618 (*avx_aesdec): Likewise.
6619 (*avx_aesdeclast): Likewise.
6620 (avx_vzeroupper): Likewise.
6621 (avx_vzeroupper_rex64): Likewise.
6622 (avx_vpermil<mode>): Likewise.
6623 (avx_vpermilvar<mode>3): Likewise.
6624 (avx_vpermil2<mode>3): Likewise.
6625 (avx_vperm2f128<mode>3): Likewise.
6626 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6627 (avx_vbroadcastss256): Likewise.
6628 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
6629 (avx_vinsertf128<mode>): Likewise.
6630 (vec_set_lo_<mode>): Likewise.
6631 (vec_set_hi_<mode>): Likewise.
6632 (vec_set_lo_<mode>): Likewise.
6633 (vec_set_hi_<mode>): Likewise.
6634 (vec_set_lo_v16hi): Likewise.
6635 (vec_set_hi_v16hi): Likewise.
6636 (vec_set_lo_v32qi): Likewise.
6637 (vec_set_hi_v32qi): Likewise.
6638 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6639 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6640 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
6641 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
6642 (vec_init<mode>): Likewise.
6643 (*vec_concat<mode>_avx): Likewise.
6644 (blendbits): Support V8SF and V4DF.
6645 (sse2_movq128): Support AVX.
6646 (<sse>_movnt<mode>): Likewise.
6647 (sse2_movntv2di): Likewise.
6648 (sse_rcpv4sf2): Likewise.
6649 (sse_sqrtv4sf2): Likewise.
6650 (sse_rsqrtv4sf2): Likewise.
6651 (<sse>_comi): Likewise.
6652 (<sse>_ucomi): Likewise.
6653 (sse_cvtss2si): Likewise.
6654 (sse_cvtss2si_2): Likewise.
6655 (sse_cvtss2siq): Likewise.
6656 (sse_cvtss2siq_2): Likewise.
6657 (sse_cvttss2si): Likewise.
6658 (sse_cvttss2siq): Likewise.
6659 (sse2_cvtsd2si): Likewise.
6660 (sse2_cvtsd2si_2): Likewise.
6661 (sse2_cvtsd2siq): Likewise.
6662 (sse2_cvtsd2siq_2): Likewise.
6663 (sse2_cvttsd2si): Likewise.
6664 (sse2_cvttsd2siq): Likewise.
6665 (sse2_cvtdq2pd): Likewise.
6666 (*sse2_cvtpd2dq): Likewise.
6667 (*sse2_cvttpd2dq): Likewise.
6668 (*sse2_cvtpd2ps): Likewise.
6669 (sse2_cvtps2pd): Likewise.
6670 (sse3_movshdup): Likewise.
6671 (sse3_movsldup): Likewise.
6672 (sse_storehps): Likewise.
6673 (*sse4_1_extractps): Likewise.
6674 (sse2_storelpd): Likewise.
6675 (vec_dupv2df_sse3): Likewise.
6676 (*vec_concatv2df_sse3): Likewise.
6677 (*sse4_1_pextrb): Likewise.
6678 (*sse4_1_pextrb_memory): Likewise.
6679 (*sse2_pextrw): Likewise.
6680 (*sse4_1_pextrw_memory): Likewise.
6681 (*sse4_1_pextrd): Likewise.
6682 (*sse4_1_pextrq): Likewise.
6683 (sse2_pshufd_1): Likewise.
6684 (sse2_pshuflw_1): Likewise.
6685 (sse2_pshufhw_1): Likewise.
6686 (*sse2_storeq_rex64): Likewise.
6687 (*vec_dupv4si): Likewise.
6688 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
6689 (sse2_pmovmskb): Likewise.
6690 (*sse2_maskmovdqu): Likewise.
6691 (*sse2_maskmovdqu_rex64): Likewise.
6692 (sse_ldmxcsr): Likewise.
6693 (sse_stmxcsr): Likewise.
6694 (abs<mode>2): Likewise.
6695 (sse4_1_movntdqa): Likewise.
6696 (sse4_1_phminposuw): Likewise.
6697 (sse4_1_extendv8qiv8hi2): Likewise.
6698 (*sse4_1_extendv8qiv8hi2): Likewise.
6699 (sse4_1_extendv4qiv4si2): Likewise.
6700 (*sse4_1_extendv4qiv4si2): Likewise.
6701 (sse4_1_extendv2qiv2di2): Likewise.
6702 (*sse4_1_extendv2qiv2di2): Likewise.
6703 (sse4_1_extendv4hiv4si2): Likewise.
6704 (*sse4_1_extendv4hiv4si2): Likewise.
6705 (sse4_1_extendv2hiv2di2): Likewise.
6706 (*sse4_1_extendv2hiv2di2): Likewise.
6707 (sse4_1_extendv2siv2di2): Likewise.
6708 (*sse4_1_extendv2siv2di2): Likewise.
6709 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6710 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6711 (sse4_1_zero_extendv4qiv4si2): Likewise.
6712 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6713 (sse4_1_zero_extendv2qiv2di2): Likewise.
6714 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6715 (sse4_1_zero_extendv4hiv4si2): Likewise.
6716 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6717 (sse4_1_zero_extendv2hiv2di2): Likewise.
6718 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6719 (sse4_1_zero_extendv2siv2di2): Likewise.
6720 (*sse4_1_zero_extendv2siv2di2): Likewise.
6721 (sse4_1_ptest): Likewise.
6722 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
6723 (sse4_2_pcmpestri): Likewise.
6724 (sse4_2_pcmpestrm): Likewise.
6725 (sse4_2_pcmpistri): Likewise.
6726 (sse4_2_pcmpistrm): Likewise.
6728 (aeskeygenassist): Likewise.
6730 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
6732 * config/i386/predicates.md (vzeroall_operation): New.
6734 * config/i386/sse.md (avx_vzeroall): New.
6735 (*avx_vzeroall): Likewise.
6737 2008-08-28 Paul Brook <paul@codesourcery.com>
6738 Mark Shinwell <shinwell@codesourcery.com>
6739 Richard Earnshaw <richard.earnshaw@arm.com>
6741 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
6742 (TARGET_MIN_ANCHOR_OFFSET): New.
6743 (arm_override_options): Set correct anchor ranges for Thumb-1
6744 and Thumb-2 if required.
6745 (legitimize_pic_address): Handle case involving a TLS symbol
6746 reference with an addend.
6747 (arm_optimization_options): Enable section anchors at -O1 and
6749 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
6750 * config/arm/arm-protos.h (arm_optimization_options): New.
6752 2008-08-28 Nick Clifton <nickc@redhat.com>
6754 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
6755 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
6758 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
6759 * config/v850/v850.md (return): Remove frame size restriction.
6761 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
6763 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
6765 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
6767 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
6769 2008-08-28 Paul Brook <paul@codesourcery.com>
6771 * config/arm/vfp11.md: Update license notice.
6772 * config/arm/cortex-r4.md: Ditto.
6774 2008-08-28 Richard Guenther <rguenther@suse.de>
6776 PR tree-optimization/37207
6777 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
6780 2008-08-28 Dodji Seketeli <dodji@redhat.com>
6783 * tree.c (int_fits_type_p): Don't forget unsigned integers
6784 of type sizetype which higher end word equals -1.
6786 2008-08-28 Ira Rosen <irar@il.ibm.com>
6788 * target.h (struct vectorize): Add new target builtin.
6789 * tree-vectorizer.c (destroy_loop_vec_info): Call
6790 vect_free_slp_instance instead of vect_free_slp_node.
6791 * tree-vectorizer.h (enum slp_load_perm_type): New.
6792 (struct _slp_instance): Add new fields.
6793 (SLP_INSTANCE_LOAD_PERMUTATION): New.
6794 (SLP_INSTANCE_LOADS): New.
6795 (vect_free_slp_tree): Remove.
6796 (vect_free_slp_instance): Declare.
6797 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
6798 (vectorizable_load): Add argument.
6799 (vect_transform_slp_perm_load): New.
6800 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
6802 (vect_get_place_in_interleaving_chain): New function.
6803 (vect_free_slp_tree): Make static.
6804 (vect_free_slp_instance): New function.
6805 (vect_build_slp_tree): Add new arguments. Allow load permutations and
6806 collect the load location in the interleaving chain.
6807 (vect_supported_slp_permutation_p): New function.
6808 (vect_supported_load_permutation_p): Likewise.
6809 (vect_analyze_slp_instance): In case of loads permutation, call
6810 vect_supported_load_permutation_p to check that the permutation is
6812 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
6813 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
6814 (vect_create_mask_and_perm): New function.
6815 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
6816 (vectorizable_load): Add an argument. Don't keep the created vectors
6817 statements in the node if permutation is required. Call
6818 vect_transform_slp_perm_load to generate the permutation.
6819 (vect_transform_stmt): Add new argument. Call vectorizable_load with
6820 additional argument.
6821 (vect_schedule_slp_instance): In case of loads permutation, allocate
6822 vectorized statements structure for all the related SLP nodes. Call
6823 vect_transform_stmt with addditional argument.
6824 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
6825 * config/spu/spu.c (spu_builtin_vec_perm): New.
6826 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6827 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
6828 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
6829 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
6831 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
6833 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
6834 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
6835 __gthread_cond_signal, __gthread_cond_timedwait,
6836 __gthread_cond_timedwait_recursive): New functions.
6837 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
6839 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
6842 2008-08-28 Richard Guenther <rguenther@suse.de>
6845 * fold-const.c (maybe_canonicalize_comparison_1): Require
6846 undefined overflow only for canonicalizing A +- CST cmp CST.
6847 Make sure to not generate new constants that are not inside
6848 their TYPE_MIN/MAX_VALUE range.
6849 (maybe_canonicalize_comparison): Remove undefined overflow
6851 (fold_binary): Remove now duplicate folding.
6853 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6855 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
6856 use not updated in the last change.
6858 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6860 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
6861 (IRA_COVER_CLASSES): Add FPUL_REGS.
6863 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6866 * c-common.c (conversion_warning): Check for null operands.
6868 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6871 * c-decl.c (check_for_loop_decls): Improve error message. Give
6874 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6877 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
6878 (convert_for_assignment): Pass corrent OPT_W* parameter to
6879 WARN_FOR_ASSIGNMENT.
6881 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
6884 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
6886 2008-08-27 Paul Brook <paul@codesourcery.com>
6888 * config.gcc: Loosen checks for arm uclinux eabi targets.
6890 2008-08-27 Paul Brook <paul@codesourcery.com>
6892 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
6894 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6896 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
6898 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
6899 the enumerators of an ENUMERAL_TYPE.
6900 * dbxout.c (dbxout_type): Ditto.
6902 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
6905 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
6906 (fwprop_addr): Check that the loop_father is not the outer loop.
6908 2008-08-26 Paul Brook <paul@codesourcery.com>
6910 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
6911 Remove documentation entry for fmul type.
6912 Use fmuls to annotate single-precision multiplication patterns,
6913 fmuld to annotate double-precision multiplication patterns,
6914 fmacs to annotate single-precision multiply-accumulate patterns
6915 and fmacd to annotate double-precision multiply-accumulate patterns.
6916 * config/arm/vfp11.md: Update reservations accordingly.
6917 * config/arm/arm.md: Note that certain values of the "type"
6918 attribute are documented in vfp.md.
6919 * config/arm/arm1020e.md: Remove out of date duplicate comment.
6920 (v10_cvt): Use new fmul types.
6922 2008-08-26 Paul Brook <paul@codesourcery.com>
6924 * config/arm/vfp.md: Move pipeline description for VFP11 to...
6925 * config/arm/vfp11.md: ...here. New.
6926 * config/arm/arm.md: Include vfp11.md.
6928 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
6930 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
6931 parameter to inform call.
6933 2008-08-26 Jeff Law <law@redhat.com>
6935 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
6936 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
6937 preferred class when copying a constant into a partial word register.
6939 2008-08-26 Ben Elliston <bje@au.ibm.com>
6941 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
6942 * cp/typeck.c: Likewise.
6943 * cp/tree.c: Likewise.
6944 * gimple-low.c: Likewise.
6947 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
6949 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
6950 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
6952 * doc/passes.texi: Describe IRA.
6954 * doc/tm.texi (IRA_COVER_CLASSES,
6955 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
6957 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
6958 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
6959 -fira-propagate-cost, -fno-ira-share-save-slots,
6960 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
6962 * flags.h (ira_algorithm): New enumeration.
6963 (flag_ira_algorithm, flag_ira_verbose): New external variable
6966 * postreload.c (gate_handle_postreload): Don't do post reload
6967 optimizations unless the reload is completed.
6969 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
6972 * tree-pass.h (pass_ira): New external variable declaration.
6974 * reload.h: Add 2008 to the Copyright.
6976 * cfgloopanal.c: Include params.h.
6977 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
6980 * params.h (IRA_MAX_LOOPS_NUM): New macro.
6982 * toplev.c (ira.h): New include.
6983 (flag_ira_algorithm, flag_ira_verbose): New external variables.
6984 (backend_init_target): Call ira_init.
6985 (backend_init): Call ira_init_once.
6986 (finalize): Call finish_ira_once.
6988 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
6989 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
6992 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
6993 may_move_out_cost): New external variable declarations.
6994 (move_table): New typedef.
6996 * caller-save.c: Include headers output.h and ira.h.
6997 (no_caller_save_reg_set): New global variable.
6998 (save_slots_num, save_slots): New variables.
6999 (reg_save_code, reg_restore_code, add_stored_regs): Add
7001 (init_caller_save): Set up no_caller_save_reg_set.
7002 (init_save_areas): Reset save_slots_num.
7003 (saved_hard_reg): New structure.
7004 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
7005 (initiate_saved_hard_regs, new_saved_hard_reg,
7006 finish_saved_hard_regs, saved_hard_reg_compare_func): New
7008 (setup_save_areas): Add code for sharing stack slots.
7009 (all_blocks): New variable.
7010 (save_call_clobbered_regs): Process pseudo-register too.
7011 (mark_set_regs): Process pseudo-register too.
7012 (insert_one_insn): Put the insn after bb note in a empty basic
7013 block. Add insn check.
7015 * global.c (eliminable_regset): Make it external.
7016 (mark_elimination): Use DF_LR_IN for IRA.
7017 (pseudo_for_reload_consideration_p): New.
7018 (build_insn_chain): Make it external. Don't ignore spilled
7019 pseudos for IRA. Use pseudo_for_reload_consideration_p.
7020 (gate_handle_global_alloc): New function.
7021 (pass_global_alloc): Add the gate function.
7023 * opts.c (decode_options): Set up flag_ira. Print the warning for
7025 (common_handle_option): Process -fira-algorithm and -fira-verbose.
7027 * timevar.def (TV_IRA, TV_RELOAD): New passes.
7029 * regmove.c (regmove_optimize): Don't do replacement of output for
7032 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
7033 New external variable declarations.
7035 * local-alloc.c (update_equiv_regs): Make it external. Return
7036 true if jump label rebuilding should be done. Rescan new_insn for
7038 (gate_handle_local_alloc): New function.
7039 (pass_local_alloc): Add the gate function.
7041 * alias.c (value_addr_p, stack_addr_p): New functions.
7042 (nonoverlapping_memrefs_p): Use them for IRA.
7044 * common.opt (fira, fira-algorithm, fira-coalesce,
7045 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
7046 fira-verbose): New options.
7048 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
7049 move_cost, may_move_in_cost, may_move_out_cost): Make the
7051 (move_table): Remove typedef.
7052 (init_move_cost): Make it external.
7053 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
7056 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
7057 setup_reg_classes): New function prototypes.
7058 (eliminable_regset): New external variable declaration.
7059 (build_insn_chain, update_equiv_regs): New function prototypes.
7061 * Makefile.in (IRA_INT_H): New definition.
7062 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
7063 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
7064 (reload1.o, toplev.o): Add dependence on ira.h.
7065 (cfgloopanal.o): Add PARAMS_H.
7066 (caller-save.o): Add dependence on output.h and ira.h.
7067 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
7068 ira-emit.o, ira-lives.o): New entries.
7070 * passes.c (pass_ira): New pass.
7072 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
7074 * reload1.c (ira.h): Include the header.
7075 (changed_allocation_pseudos): New bitmap.
7076 (init_reload): Initiate the bitmap.
7077 (compute_use_by_pseudos): Permits spilled registers in FROM.
7078 (temp_pseudo_reg_arr): New variable.
7079 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
7080 IRA. Call alter_reg with the additional parameter. Don't clear
7081 spilled_pseudos for IRA. Restore original insn chain for IRA.
7082 Clear changed_allocation_pseudos at the end of reload.
7083 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
7084 (hard_regno_to_pseudo_regno): New variable.
7085 (count_pseudo): Check spilled pseudos. Set up
7086 hard_regno_to_pseudo_regno.
7087 (count_spilled_pseudo): Check spilled pseudos. Update
7088 hard_regno_to_pseudo_regno.
7089 (find_reg): Use better_spill_reload_regno_p. Check
7090 hard_regno_to_pseudo_regno.
7091 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
7093 (eliminate_regs_1): Use additional parameter for alter_reg.
7094 (finish_spills): Set up pseudo_previous_regs only for spilled
7095 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
7096 more arguments. Don't clear live_throughout and dead_or_set for
7097 spilled pseudos. Use additional parameter for alter_reg. Call
7098 mark_allocation_change. Set up changed_allocation_pseudos.
7099 Remove sanity check.
7100 (emit_input_reload_insns, delete_output_reload): Use additional
7101 parameter for alter_reg. Call mark_allocation_change.
7102 (substitute, gen_reload_chain_without_interm_reg_p): New
7104 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
7106 * testsuite/gcc.dg/20080410-1.c: New file.
7108 * config/s390/s390.h (IRA_COVER_CLASSES,
7109 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
7111 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
7113 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
7115 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
7117 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
7119 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
7121 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
7123 2008-08-24 Jeff Law <law@redhat.com>
7124 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
7125 when ignoring unavailable registers.
7127 2008-08-24 Jeff Law <law@redhat.com>
7128 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
7129 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
7130 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
7131 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
7133 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
7134 * ira-build.c (allocno_range_compare_func): Stabilize sort.
7136 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
7137 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
7138 * reload1.c (find_reg): Process registers in register allocation order.
7140 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7141 * toplev.c (backend_init_target): Move ira_init call from
7143 (lang_dependent_init_target): ...to here.
7145 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7146 * ira.c (setup_class_subset_and_memory_move_costs): Don't
7147 calculate memory move costs for NO_REGS.
7149 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
7150 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
7151 STACK_REGS is defined.
7153 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7154 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
7156 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
7157 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
7159 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
7160 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
7161 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
7164 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
7165 Dorit Nuzman <dorit@il.ibm.com>
7167 * gcc/config/spu/spu.md (vec_extract_evenv4si,
7168 vec_extract_evenv4sf, vec_extract_evenv8hi,
7169 vec_extract_evenv16qi, vec_extract_oddv4si,
7170 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
7171 vec_interleave_highv4sf, vec_interleave_lowv4sf,
7172 vec_interleave_highv4si, vec_interleave_lowv4si,
7173 vec_interleave_highv8hi, vec_interleave_lowv8hi,
7174 vec_interleave_highv16qi, vec_interleave_lowv16qi,
7175 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
7177 2008-08-25 Janis Johnson <janis187@us.ibm.com>
7180 * config/rs6000/rs6000.c (optimization_options): Don't default to
7181 section anchors without toplevel reorder.
7183 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7185 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
7186 (mfc_end_critical_section): Likewise.
7188 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7190 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
7191 all type qualifiers from element type to vector type.
7193 2008-08-25 David Daney <ddaney@avtrex.com>
7195 * config/mips/mips.md (immediate_insn): Move up in file, fix
7196 comment typo, reformat.
7197 (fetchop_bit, atomic_hiqi_op memory_barrier,
7198 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
7199 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
7200 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
7201 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
7202 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
7203 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
7204 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
7205 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
7206 sync_old_nand<mode>, sync_new_nand<mode>,
7207 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
7208 test_and_set_12): Moved to sync.md.
7210 * config/mips/sync.md: New file.
7212 2008-08-25 Richard Henderson <rth@redhat.com>
7214 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
7215 (regsave): Likewise.
7216 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
7217 (output_cfi_directive): Likewise.
7218 (div_data_align): New.
7219 (output_cfi): Use it.
7221 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
7223 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
7224 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
7225 (TARGET_OCTEON): New macro.
7226 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
7227 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
7228 (ISA_HAS_POP): New macro.
7229 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7231 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7233 * config/mips/mips.md (cpu): Add octeon.
7234 (type): Add pop attribute value.
7235 (popcount<mode>2): New pattern.
7236 * doc/invoke.texi (-march=@var{arch}): Add octeon.
7238 2008-08-24 Jan Hubicka <jh@suse.cz>
7240 * doc/invoke.texi (-fipa-cp-clone): New option.
7241 (-fipa-cp): Update docs.
7242 (--param ipcp-unit-growth):New.
7243 * ipa-cp.c: Include fibheap.h, params.h
7244 (ipcp_initialize_node_lattices): When not cloning, all externally
7245 visible functions are bottom.
7246 (ipcp_need_redirect_p): Accept clones.
7247 (ipcp_insert_stage): Use cost driven heuristics.
7248 (max_count, dead_nodes): New static vars.
7249 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
7250 ipcp_const_param_count): New functions.
7251 * common.opt (ipa-cp-clone): New command line option.
7252 * params.def (ipcp-unit-growth): New.
7254 2008-08-24 Jan Hubicka <jh@suse.cz>
7256 * tree-inline.c (tree_function_versioning): Look harder
7257 for referenced vars.
7259 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
7261 PR tree-optimization/37185
7262 * matrix-reorg.c (transform_access_sites): Update changed stmt.
7264 2008-08-23 Jan Hubicka <jh@suse.cz>
7266 * ipa-cp.c (ipcp_analyze_node): New function.
7267 (ipcp_update_cloned_node): Use it.
7268 (ipcp_init_stage): Likewise.
7269 * ipa-inline.c (function_insertion_hook_holder): New static var.
7270 (analyze_function): Break out from ....
7271 (inline_generate_summary): Here; register insertion hook.
7272 (cgraph_decide_inlining): Remove hook.
7273 (add_new_function): New function.
7275 2008-08-23 Jan Hubicka <jh@suse.cz>
7277 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
7279 2008-08-23 Jan Hubicka <jh@suse.cz>
7281 * ipa-cp.c (constant_val_insert): Remove.
7282 (ipcp_propagate_one_const): Remove.
7283 (ipcp_create_replace_map): Always insert replacements to the map.
7284 (ipcp_insert_stage): Do not try to insert statements by hand.
7285 * tree-inline.c (insert_init_stmt): Break out from ...
7286 (setup_one_parameter): ... here; allow NULL BB pointer.
7287 (tree_function_versioning): Use setup_one_parameter to process
7290 2008-08-23 Jan Hubicka <jh@suse.cz>
7292 * tree.c (decl_address_ip_invariant_p): New function.
7293 * tree.h (decl_address_ip_invariant_p): Declare.
7294 * gimple.c (strip_invariant_refs): Break out from ...
7295 (is_gimple_invariant_address): ... here
7296 (is_gimple_ip_invariant_address): New function.
7297 (is_gimple_ip_invariant): New function.
7298 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
7301 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
7302 (ipcp_lat_is_insertable): All constants are insertable.
7303 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
7304 IPA_CONST_VALUE_REF.
7305 (ipcp_initialize_node_lattices): Propagate all types of operands.
7306 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
7307 (ipcp_create_replace_map): Reformat.
7308 (ipcp_need_redirect_p): Simplify.
7309 (ipcp_insert_stage): Check that argument is used before clonning.
7310 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
7312 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
7313 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
7314 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
7315 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
7316 (jump_func_type): Remove IPA_CONST_VALUE_REF.
7317 * tree-inline.c (tree_function_versioning): Add variables referenced
7320 2008-08-23 Jan Hubicka <jh@suse.cz>
7323 * i386.c (standard_80387_constant_p): Use optimize_size.
7325 2008-08-23 Ira Rosen <irar@il.ibm.com>
7327 PR tree-optimization/37161
7328 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
7329 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
7330 (vect_determine_vectorization_factor): Move the scalar type
7331 retrieval to vect_get_smallest_scalar_type.
7332 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
7333 scalar type. Remove redundant computation.
7334 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
7335 (vect_get_slp_defs): Take the type of RHS into account if
7336 necessary by calling vect_get_smallest_scalar_type. Call
7337 vect_get_constant_vectors with additional argument.
7339 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7342 * doc/invoke.texi (Wwrite-strings): Clarify description.
7344 2008-08-23 Ira Rosen <irar@il.ibm.com>
7346 PR tree-optimization/37174
7347 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
7348 def stmt is a part of the loop before accessing its stmt_vec_info.
7350 2008-08-22 Anatoly Sokolov <aesok@post.ru>
7353 * config/avr/avr.md (UNSPEC_SWAP): New constants.
7354 (*swap): New insn pattern.
7355 (*ashlqi3): Rename from ashlqi3 insn pattern.
7356 (ashlqi3): New expanders.
7357 (*lshrqi3): Rename from lshrqi3 insn pattern.
7358 (lshrqi3): New expanders.
7359 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
7360 lshrqi3_const5, lshrqi3_const6): New splitters.
7361 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
7362 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
7365 2008-08-22 Richard Guenther <rguenther@suse.de>
7367 PR tree-optimization/37078
7368 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
7369 [+INF, +INF] ranges.
7371 2008-08-22 Richard Guenther <rguenther@suse.de>
7373 PR tree-optimization/37143
7374 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
7375 a conversion statement instead of a copy.
7377 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
7380 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
7381 CCCmode, CCOmode and CCSmode destination modes.
7384 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
7385 from different units in a single alternative.
7386 (*vec_extractv2sf_1): Ditto.
7387 (*vec_extractv2si_0): Ditto.
7388 (*vec_extractv2si_1): Ditto.
7389 * config/i386/sse.md (sse2_storehpd): Ditto.
7390 (sse2_storelpd): Ditto.
7391 (sse2_loadhpd): Ditto.
7392 (sse2_loadlpd): Ditto.
7395 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
7396 (popcountsi2): Ditto.
7397 (clzdi2_abm): Ditto.
7398 (popcountdi2): Ditto.
7399 (clzhi2_abm): Ditto.
7400 (popcounthi2): Ditto.
7402 2008-08-22 Richard Guenther <rguenther@suse.de>
7406 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
7407 if the multiplication does not overflow.
7409 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
7411 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
7413 2008-08-21 Richard Henderson <rth@redhat.com>
7415 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
7416 spurrious comma from test.
7417 * configure: Rebuild.
7419 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7422 * builtins.c (fold_builtin_next_arg): Add warning about undefined
7425 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
7427 * c-tree.h (grokfield): New argument.
7428 * c-decl.c (grokfield): Handle new location argument.
7429 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
7431 2008-08-21 Richard Guenther <rguenther@suse.de>
7433 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
7435 2008-08-21 Jan Hubicka <jh@suse.cz>
7437 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
7438 (cgraph_add_function_insertion_hook,
7439 cgraph_remove_function_insertion_hook,
7440 cgraph_call_function_insertion_hooks): New functions.
7441 * cgraph.h (cgraph_add_function_insertion_hook,
7442 cgraph_remove_function_insertion_hook,
7443 cgraph_call_function_insertion_hooks): Declare.
7444 * ipa-reference.c (function_insertion_hook_holder): New variable.
7445 (check_operand, look_for_address_of): When checking late, do not care
7446 about module bitmaps.
7447 (add_new_function): New function.
7448 (generate_summary): Register hooks; zero module bitmaps.
7449 (propagate): Unregister hooks.
7450 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
7451 (add_new_function): New function.
7452 (generate_summary): Register hook.
7453 (propagate): Remove hook.
7455 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
7457 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
7458 * ipa-cp.c (ipcp_update_cloned_node): New function.
7459 (build_const_val): Handle functions correctly; bring type logic
7460 into sync with tree-inline.c
7461 (ipcp_init_stage): Take care of computing stuff needed by
7462 indirect inlining; update clones.
7463 (ipcp_generate_summary): Break out of ipcp_driver.
7464 (ipcp_driver): Do only execution and transformation.
7465 (pass_ipa_cp): Make IPA_PASS.
7466 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
7468 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
7469 ipcp, some info is already available.
7470 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
7471 * tree-inline.c (remap_ssa_name): Unshare expression.
7473 2008-08-21 Richard Guenther <rguenther@suse.de>
7475 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7476 a PHI ask VN if it is already available.
7477 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7478 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7480 2008-08-21 Richard Guenther <rguenther@suse.de>
7483 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
7484 makes sure to produce a result of the correct type.
7486 2008-08-21 Jan Hubicka <jh@suse.cz>
7487 Backport from LTO branch:
7489 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7490 Jan Hubicka <jh@suse.cz>
7493 (init_state, finish_state, set_function_state, generate_summary):
7495 (scan_stmt): Renamed from scan_function. Changed to keep state in
7496 local static vars rather than cgraph aux field.
7497 (propagate): Renamed from static_execute. Changed to keep state in
7498 local static vars rather than cgraph aux field.
7499 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
7500 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
7502 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7504 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
7505 * ipa-reference.c (init_function_info, generate_summary,
7506 propagate): New functions.
7507 (analyze_function): Call init_function_info.
7508 (static_execute): Stripped into generate_summary and propagate.
7509 (pass_ipa_reference): Made into ipa_opt_pass.
7511 2008-08-21 Richard Guenther <rguenther@suse.de>
7513 PR tree-optimization/37181
7514 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
7516 (extract_range_from_unary_expr): Likewise.
7518 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7520 * diagnostic.c (pedwarn_at): Rename as pedwarn.
7522 * toplev.h (pedwarn_at): Likewise.
7523 * builtins.c: Update all calls to pedwarn.
7524 * c-lex.c: Likewise.
7525 * toplev.c: Likewise.
7526 * c-tree.h: Likewise.
7527 * c-decl.c: Likewise.
7528 * c-errors.c: Likewise.
7529 * c-typeck.c: Likewise.
7530 * c-common.c: Likewise.
7531 * c-parser.c: Likewise.
7533 2008-08-20 Joseph Myers <joseph@codesourcery.com>
7536 * config/sparc/sparc.c (function_arg_slotno): Handle structure
7537 with MODE_VECTOR_INT mode.
7539 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7542 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
7543 initialized outside the current module.
7544 (warn_uninitialized_var): Ignore left-hand side when walking the
7545 trees. Ignore address expressions. Examine VUSE operands in gimple
7546 statements with a variable declaration on the right-hand side.
7548 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
7551 * rtlanal.c (subreg_offset_representable_p): Revert last change.
7553 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7556 * c-common.c (conversion_warning): Do not warn if applying bit-and
7557 operator to unsigned constant that fits in the target type.
7559 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7562 * c-common.c (conversion_warning): Do not warn for artificial
7565 2008-08-20 Richard Guenther <rguenther@suse.de>
7567 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
7568 (extract_range_from_binary_expr): Fall back to constant propagation.
7569 (extract_range_from_unary_expr): Likewise.
7571 2008-08-20 Richard Guenther <rguenther@suse.de>
7573 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
7574 with TREE_THIS_VOLATILE on shared nodes.
7575 (fold_stmt_r): Likewise.
7577 2008-08-20 Jakub Jelinek <jakub@redhat.com>
7580 * c-parser.c (c_parser_attributes): For keywords use canonical
7581 spelling for attr_name.
7583 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7585 * value-prof.c (check_counter): Revert wrong call to error.
7587 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7589 * profile.c: Update calls to inform.
7590 * value-prof.c: Update calls to inform.
7592 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7594 * diagnostic.c (inform): Add an explicit location_t parameter.
7595 * toplev.h (inform): Update declaration.
7596 * builtins.c: Update all calls to inform.
7597 * c-common.c: Likewise.
7598 * c-decl.c: Likewise.
7599 * c-opts.c: Likewise.
7600 * c-pch.c: Likewise.
7601 * c-pragma.c: Likewise.
7602 * c-typeck.c: Likewise.
7603 * coverage.c: Likewise.
7605 * toplev.c: Likewise.
7606 * tree-cfg.c: Likewise.
7607 * tree-ssa.c: Likewise.
7609 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
7612 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
7613 V2DI mode, for SSE4.1, use movq instead of vector set if the
7614 second element is zero and inter-unit moves are OK.
7616 2008-08-20 Richard Guenther <rguenther@suse.de>
7618 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
7619 properly handle conversion/copy chains after tuplification.
7621 2008-08-20 Richard Guenther <rguenther@suse.de>
7623 * passes.c (init_optimization_passes): Move the second
7624 forwprop pass before alias computation. Remove the second
7625 DCE pass. Remove the first dominator and phi copy/const
7628 2008-08-20 Nick Clifton <nickc@redhat.com>
7630 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
7631 support of this feature. Do not assume that a sufficiently new
7632 assembler will support the feature regardless of the target type.
7633 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
7634 * configure: Regenerate.
7636 2008-08-20 Richard Guenther <rguenther@suse.de>
7638 * tree-vrp.c (found_in_subgraph): Remove.
7639 (live): New global static.
7640 (live_on_edge): New function.
7641 (blocks_visited): Remove.
7642 (register_edge_assert_for_2): Use live_on_edge.
7643 (find_conditional_asserts): Remove code dealing with
7644 found_in_subgraph. Do not walk the CFG.
7645 (find_switch_asserts): Likewise.
7646 (find_assert_locations_1): Renamed from find_assert_locations.
7647 Move finding assert locations for conditional and switch
7648 statements first. Update live bitmap. Do not walk the CFG.
7649 (find_assert_locations): New function.
7650 (insert_range_assertions): Remove entry of CFG walk.
7651 Adjust call to find_assert_locations.
7652 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
7653 that only can appear because of fake exit edges but assert we
7654 never try to insert on those.
7655 (fini_pre): Do not remove fake exit edges here...
7656 (execute_pre): ...but here, before committing edge inserts.
7658 2008-08-19 Richard Guenther <rguenther@suse.de>
7660 * passes.c (init_optimization_passes): Exchange store-ccp
7663 2008-08-19 Rafael Espíndola <espindola@google.com>
7665 * varasm.c (weak_decls): Move earlier in the file.
7666 (assemble_external): Add weak decls to the weak_decls list.
7667 (declare_weak): Don't add decls to the weak_decls list.
7669 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
7672 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
7673 before (sse2_shufpd_<mode>).
7675 2008-08-19 Jakub Jelinek <jakub@redhat.com>
7678 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
7679 * tree.c (block_nonartificial_location): Likewise.
7681 2008-08-19 Richard Guenther <rguenther@suse.de>
7683 PR tree-optimization/35972
7684 PR tree-optimization/23094
7685 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
7687 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
7688 handle MISALIGNED_INDIRECT_REF.
7689 (get_ref_from_reference_ops): New helper.
7690 (vn_reference_lookup_pieces): Walk the use-def chain using the
7691 alias-oracle if requested.
7692 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
7693 walking the use-def chain.
7694 (compute_avail): But not here.
7695 (create_component_ref_by_pieces_1): Properly handle
7696 MISALIGNED_INDIRECT_REF.
7697 (do_regular_insertion): Handle fully redundant
7698 expressions after PHI-translation also for SSA_NAME values, not
7699 only constants. Correctly use edoubleprime for that.
7701 2008-08-19 Ira Rosen <irar@il.ibm.com>
7703 * tree-vectorizer.c (supportable_widening_operation): Support
7704 multi-step conversion, return the number of steps in such conversion
7705 and the required intermediate types.
7706 (supportable_narrowing_operation): Likewise.
7707 * tree-vectorizer.h (vect_pow2): New function.
7708 (supportable_widening_operation): Change argument types.
7709 (supportable_narrowing_operation): Likewise.
7710 (vectorizable_type_promotion): Add an argument.
7711 (vectorizable_type_demotion): Likewise.
7712 * tree-vect-analyze.c (vect_analyze_operations): Call
7713 vectorizable_type_promotion and vectorizable_type_demotion with
7714 additional argument.
7715 (vect_get_and_check_slp_defs): Detect patterns.
7716 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
7718 (vect_analyze_slp_instance): Don't fail in case of multiple types.
7719 Call vect_build_slp_tree with correct arguments. Calculate unrolling
7720 factor according to the smallest type in the loop.
7721 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
7722 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
7723 supportable_widening_operation with correct arguments.
7724 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
7725 operands lists according to the number of vector statements in left
7726 or right node, if exists.
7727 (vect_gen_widened_results_half): Remove unused argument.
7728 (vectorizable_conversion): Call supportable_widening_operation,
7729 supportable_narrowing_operation, and vect_gen_widened_results_half
7730 with correct arguments.
7731 (vectorizable_assignment): Change documentation, support multiple
7733 (vectorizable_operation): Likewise.
7734 (vect_get_loop_based_defs): New function.
7735 (vect_create_vectorized_demotion_stmts): Likewise.
7736 (vectorizable_type_demotion): Support loop-aware SLP and general
7737 multi-step conversion. Call vect_get_loop_based_defs and
7738 vect_create_vectorized_demotion_stmts for transformation.
7739 (vect_create_vectorized_promotion_stmts): New function.
7740 (vectorizable_type_promotion): Support loop-aware SLP and general
7741 multi-step conversion. Call vect_create_vectorized_promotion_stmts
7743 (vectorizable_store): Change documentation, support multiple
7745 (vectorizable_load): Likewise.
7746 (vect_transform_stmt): Pass SLP_NODE to
7747 vectorizable_type_promotion and vectorizable_type_demotion.
7748 (vect_schedule_slp_instance): Move here the calculation of number
7749 of vectorized statements for each node from...
7750 (vect_schedule_slp): ... here.
7751 (vect_transform_loop): Call vect_schedule_slp without the last
7754 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
7757 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
7758 to == in assert statement.
7759 (vectorizable_reduction): Fix typo.
7761 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7764 * value-prof.c (check_counter): Dereference pointer to overall
7765 count when printing it.
7767 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7769 * profile.h: Really add it.
7771 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
7773 * mcf.c: Really add it.
7775 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
7776 Vinodha Ramasamy <vinodha@google.com>
7778 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
7780 * value-prof.c (check_counter): Fix the counter if
7781 flag_profile_correction is true.
7782 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
7783 tree_mod_subtract_transform):
7784 Follow check_counter parameter change.
7785 * common.opt (fprofile-correction): New option.
7787 * profile.h: Likewise.
7788 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
7789 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
7790 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
7792 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
7793 flag_profile_correction is set.
7795 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
7797 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
7799 2008-08-18 Tomas Bily <tbily@suse.cz>
7801 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
7802 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
7804 * tree-data-ref.c (split_constant_offset_1): Likewise.
7805 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
7806 * tree-sra.c (sra_walk_expr): Likewise.
7807 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
7808 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
7809 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
7810 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
7812 * gimple.c (gimple_assign_unary_nop_p): Likewise.
7813 * tree-vect-transform.c (vectorizable_type_demotion)
7814 (vectorizable_type_promotion): Likewise.
7815 * tree-inline.c (expand_call_inline):
7816 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
7817 (forward_propagate_addr_expr_1, forward_propagate_comparison)
7818 (tree_ssa_forward_propagate_single_use_vars): Likewise.
7819 * expr.c (expand_expr_real_1): Likewise.
7820 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
7821 (gimple_assign_unary_useless_conversion_p): Likewise.
7822 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
7823 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
7824 * fold-const.c (fold_unary): Likewise.
7825 * tree.h (CONVERT_EXPR_P): Likewise.
7826 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
7827 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
7829 (register_edge_assert_for_2, extract_range_from_unary_expr)
7830 (register_edge_assert_for_1): Likewise.
7832 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7834 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
7835 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
7836 (enum real_value_const): Delete.
7837 (get_real_const): Delete.
7838 * real.c (get_real_const): Delete.
7839 (dconst_e_ptr): Define.
7840 (dconst_third_ptr): Define.
7841 (dconst_sqrt2_ptr): Define.
7842 * builtins.c: Update all callers.
7844 2008-08-18 Richard Guenther <rguenther@suse.de>
7846 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
7847 statement iterator after statement removal.
7849 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
7851 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
7852 (detect_processor_freebsd): Likewise.
7853 (host_detect_local_cpu): Call newly added functions for FreeBSD.
7855 2008-08-18 Richard Guenther <rguenther@suse.de>
7857 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
7858 and loads have the correct types.
7860 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7863 * c-opts.c (cpp_opts): Remove static.
7864 * c-parser.c (cpp_opts): Declare it extern.
7865 (disable_extension_diagnostics): Handle cpp options.
7866 (enable_extension_diagnostics): Likewise.
7868 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7870 * diagnostics.c (permerror_at): Rename as permerror.
7871 (permerror): Delete.
7872 * toplev.h: Likewise.
7874 2008-08-18 Richard Guenther <rguenther@suse.de>
7876 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
7877 sdse1 and addressables2 passes. Replace dce1 with cddce1.
7878 Move call_cdce before build_alias. Move copyrename2,
7879 cunrolli and ccp2 beafore build_alias. Re-add addressable2
7880 right after final inlining.
7881 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
7882 (pass_build_cfg): But instead via TODO_dump_func.
7884 2008-08-18 Richard Guenther <rguenther@suse.de>
7886 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
7888 (scalarize_init): If we failed to generate some initializers
7889 do not generate zeros for not instantiated members. Instead
7890 rely on the copy out.
7891 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
7892 about missing flow-sensitive alias info only if we have
7895 2008-08-17 Nick Clifton <nickc@redhat.com>
7897 * doc/extend.texi (Function Attributes): Fix typo in description
7898 if hot function attribute.
7900 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
7901 Richard Sandiford <rdsandiford@googlemail.com>
7903 * doc/install.texi (--with-mips-plt): Document.
7904 * doc/invoke.texi (-mplt, -mno-plt): Document.
7905 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
7906 and handle ${with_mips_plt}.
7907 * config/mips/mips.opt (mplt): New option.
7908 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
7909 (TARGET_ABICALLS_PIC2): Likewise.
7910 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
7911 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
7912 (ASM_SPEC): Use !mabi=* instead of !mabi*.
7913 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
7914 to decide whether to output ".option picX" directives.
7915 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
7916 Pass -call_nonpic rather than -KPIC for -mplt.
7917 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
7918 on the command line. Also remove it when -mabi=64 is used without
7920 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
7921 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
7922 TARGET_ABICALLS_PIC0.
7923 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
7925 (mips16_build_function_stub): Only output ".option pic" directives
7926 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
7927 (mips16_build_call_stub): Fix comment and remove redundant
7928 ".set at"/"set .noat" directives.
7929 (mips_function_rodata_section): Use the default behaviour for
7930 TARGET_ABSOLUTE_ABICALLS.
7931 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
7932 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
7933 (mips_restore_gp): Do nothing if the current function doesn't use
7935 (mips_expand_prologue): Only save $gp if the current function uses it.
7936 Use a normal move for TARGET_ABICALLS_PIC0.
7937 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
7939 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
7941 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
7942 of function when handling GLOBAL_POINTER_REGNUM.
7944 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
7947 * common.opt (-fstack-check): Do not declare the variable here.
7948 (-fstack-check=): New option variant.
7949 * doc/invoke.texi (Code Gen Options): Document it.
7950 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
7951 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
7952 (STACK_CHECK_STATIC_BUILTIN): New macro.
7953 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
7954 * opts.c: Include expr.h.
7955 (common_handle_option) <OPT_fold_stack_check_>: New case.
7956 <OPT_fstack_check>: Likewise.
7957 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
7958 consistently in the test for variable-sized types. Adjust for
7959 new behaviour of flag_stack_check.
7960 * explow.c: Include except.h.
7961 (allocate_dynamic_stack_space): Do not take into account
7962 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
7963 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
7964 for variable-sized parameters. Treat all parameters whose size is
7965 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
7966 stack checking is enabled.
7967 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
7968 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
7969 if generic stack checking is enabled.
7970 (expand_function_end): Adjust for new behaviour of flag_stack_check.
7971 * reload1.c (reload): Likewise.
7972 * stmt.c (expand_decl): Assert that all automatic variables have
7973 fixed size at this point and remove dead code.
7974 * flags.h (stack_check_type): New enumeration type.
7975 (flag_stack_check): Declare.
7976 * toplev.c (flag_stack_check): New global variable.
7977 * Makefile.in (opts.o): Add dependency on EXPR_H.
7978 (explow.o): Add dependency on except.h.
7980 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
7982 * config/avr/avr.c (avr_override_options): Reduce value of
7983 PARAM_INLINE_CALL_COST.
7985 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
7987 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
7988 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
7989 lieu of TYPE_MODE (type) throughout.
7991 2008-08-15 Joseph Myers <joseph@codesourcery.com>
7993 * config/arm/arm.c (add_minipool_backward_ref): Check for
7994 8-byte-aligned entries in second case of forcing insertion after a
7995 particular entry. Change third case to avoid inserting
7996 non-8-byte-aligned entries before 8-byte-aligned ones.
7998 2008-08-15 Richard Guenther <rguenther@suse.de>
8000 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
8001 strip components for unknown size accesses.
8003 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
8005 * config/s390/2097.md New file.
8006 * config/s390/s390.md ("z10prop" attribute): Define none,
8007 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
8008 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
8009 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
8010 possible values and apply them to insns as appropriate.
8011 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
8012 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
8013 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
8014 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
8015 ("bfp" mode attribute): Removed. Every occurence replaced
8017 * config/s390/s390.c (struct "z10_cost"): Updated entries.
8018 * config/s390/2084.md (insn_reservation "x_itof"): Updated
8021 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8024 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
8027 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
8029 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
8030 additional argument. Support reduction when duplication is needed due
8031 to data-types of different sizes in the loop.
8032 (get_initial_def_for_induction): Fix printout.
8033 (vect_get_vec_def_for_stmt_copy): Support case where the
8034 vec_stmt_for_operand is a phi node.
8035 (vectorizable_reduction): Support reduction when duplication is needed
8036 due to data-types of different sizes in the loop.
8037 (vectorizable_call): Remove restriction to not vectorize in case we
8038 have data-types of different sizes in the loop.
8039 (vectorizable_conversion): Likewise.
8040 (vectorizable_operation): Likewise.
8041 (vectorizable_type_demotion): Likewise.
8042 (vectorizable_type_promotion): Likewise.
8043 (vectorizable_induction): Add restriction to not vectorize in case
8044 we have data-types of different sizes in the loop.
8046 2008-08-14 Christophe Saout <christophe@saout.de>
8047 Uros Bizjak <ubizjak@gmail.com>
8050 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
8051 (*vec_concatv2di_rex64_sse4_1): Ditto.
8052 (*vec_concatv2di_rex64_sse): Ditto.
8054 2008-08-14 Jakub Jelinek <jakub@redhat.com>
8057 * fold-const.c (fold_widened_comparison): Do not allow
8058 sign changes that change the result even if shorter type
8059 is wider than arg1_unw's type.
8061 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
8063 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
8064 Skip if the multilib testing specifies -march that does not
8065 agree with the one specified in the testcase.
8067 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8069 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
8070 zero extend SImode values being converted to TFmode before passing
8073 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8075 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
8076 __PPU__ when targeting the Cell/B.E. PPU processor.
8078 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
8080 * gimple.h (gimple_call_set_chain): Accept SSA variables.
8081 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
8082 Rematerialize the static chain, if any.
8083 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
8086 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8088 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
8089 (new_loc_descr): Likewise.
8090 (add_loc_descr): Likewise.
8091 (size_of_loc_descr): Likewise.
8092 (size_of_locs): Likewise.
8093 (output_loc_operands): Likewise.
8094 (output_loc_sequence): Likewise.
8095 (new_reg_loc_descr): New.
8096 (build_cfa_loc): Use it.
8097 (build_cfa_aligned_loc): Likewise.
8098 (one_reg_loc_descriptor): Likewise.
8099 (based_loc_descr): Likewise.
8101 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8104 * doc/invoke.texi (Wmain): Update.
8105 * c-decl.c (start_decl): warn_main is only 0 or 1.
8106 (start_function): Likewise. Fix formatting.
8107 (finish_function): Delete redundant warning.
8108 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
8109 * c-opts (c_common_handle_option): -Wall only has effect if
8110 warn_main is uninitialized. OPT_Wmain is automatically
8111 handled. -pedantic also enables Wmain.
8112 (c_common_post_options): Handle all logic for Wmain here.
8113 * c-common.c (warn_main): Delete.
8114 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
8115 * c-common.h (warn_main): Delete.
8117 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8120 * expr.c (emit_group_store): Allocate stack temp with the
8121 largest alignment when copying from register to stack.
8123 2008-08-13 Richard Guenther <rguenther@suse.de>
8125 * tree.h (maybe_fold_offset_to_address): Declare.
8126 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
8127 (ccp_fold): Handle pointer conversions the same as fold_stmt.
8128 Likewise for POINTER_PLUS_EXPR.
8129 (maybe_fold_offset_to_reference): Enable disabled code.
8130 (maybe_fold_offset_to_address): New function.
8131 (fold_stmt_r): Use it.
8132 (fold_gimple_assign): Likewise.
8133 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
8134 (gimplify_expr): Likewise.
8136 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8138 * toplev.h (pedwarn_at): Fix declaration.
8140 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8142 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
8143 LINK_SPEC): Use %R in -Y P argument.
8145 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8148 * diagnostic.c (pedwarn_at): New.
8149 * toplev.h (pedwarn_at): Declare.
8150 * c-tree.h (build_enumerator): Update declaration.
8151 * c-decl.c (finish_enum): Update comment.
8152 (build_enumerator): Take a location parameter. Give a pedwarn but do
8153 not perform any conversion.
8154 * c-parser.c (c_parser_enum_specifier): Set correct location for
8157 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8160 * c-common.c (conversion_warning): Use a switch. Ignore boolean
8161 expressions except for conversions to signed:1 bitfields. Handle
8162 COND_EXPR with constant operands.
8164 2008-08-13 Richard Guenther <rguenther@suse.de>
8166 PR tree-optimization/15255
8167 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
8168 (struct oecount_s): New struct and VEC types.
8170 (oecount_hash): New function.
8171 (oecount_eq): Likewise.
8172 (oecount_cmp): Likewise.
8173 (zero_one_operation): New function.
8174 (build_and_add_sum): Likewise.
8175 (undistribute_ops_list): Perform un-distribution of multiplication
8176 and division on the chain of summands.
8177 (should_break_up_subtract): Also break up subtracts for factors.
8178 (reassociate_bb): Delete dead visited statements.
8179 Call undistribute_ops_list. Re-sort and optimize if it did something.
8180 * passes.c (init_optimization_passes): Move DSE before
8182 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
8185 2008-08-12 Janis Johnson <janis187@us.ibm.com>
8187 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
8189 * doc/invoke.texi: Revert unintended checkin.
8191 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
8194 * gcc.c (include_spec_function): Tweak call to find_a_file.
8196 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8199 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
8200 and TRUTH_ORIF_EXPR.
8201 * dojump.c (do_jump): Likewise.
8203 PR tree-optimization/37084
8204 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
8205 if id->regimplify, don't assume stmt is a cast assignment.
8207 2008-08-12 Anatoly Sokolov <aesok@post.ru>
8209 * final.c (final_scan_insn): Use app_enable/app_disable functions.
8211 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8214 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
8217 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8219 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
8220 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
8222 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
8223 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
8224 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
8225 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
8226 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
8228 * doc/tm.texi (Storage Layout): Remove documentation for
8229 TARGET_FLOAT_FORMAT.
8231 * simplify-rtx.c (simplify_binary_operation_1): Replace
8232 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
8234 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8236 * real.h (struct real_format): New member has_sign_dependent_rounding.
8237 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
8238 spu_single_format, ieee_double_format, mips_double_format,
8239 motorola_double_format, ieee_extended_motorola_format,
8240 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8241 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8242 mips_extended_format, ieee_quad_format, mips_quad_format,
8243 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8244 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8246 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8247 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8248 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8249 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8250 (ROUND_TOWARDS_ZERO): Likewise.
8252 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
8253 (FLOAT_MODE_FORMAT): New macro.
8254 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
8255 (MODE_COMPOSITE_P): ... this new macro.
8256 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8257 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
8258 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
8260 * flags.h: Include "real.h".
8262 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
8263 REAL_MODE_FORMAT_COMPOSITE_P.
8264 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
8266 * doc/tm.texi (Storage Layout): Remove documentation of
8267 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8268 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
8269 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
8270 they only apply to libgcc2.a.
8272 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8274 * config/spu/float_disf.c: New file.
8275 * config/spu/float_unsdisf.c: New file.
8276 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
8277 (LIB2FUNCS_EXCLUDE): Define.
8279 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8280 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8282 * real.h (struct real_format): New member round_towards_zero.
8283 * real.c (round_for_format): Respect fmt->round_towards_zero.
8284 (ieee_single_format, mips_single_format, motorola_single_format,
8285 spu_single_format, ieee_double_format, mips_double_format,
8286 motorola_double_format, ieee_extended_motorola_format,
8287 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8288 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8289 mips_extended_format, ieee_quad_format, mips_quad_format,
8290 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8291 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8293 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
8294 real_format to choose rounding mode when calling MPFR functions.
8295 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
8296 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
8298 * real.h (real_to_decimal_for_mode): Add prototype.
8299 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
8300 Respect target rounding mode when generating decimal representation.
8301 (real_to_decimal): New stub for backwards compatibility.
8302 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
8303 real_to_decimal_for_mode instead of real_to_decimal.
8305 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
8307 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8308 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8310 * real.c (spu_single_format): New variable.
8311 * real.h (spu_single_format): Declare.
8313 * config/spu/spu.c (spu_override_options): Install SFmode format.
8314 (spu_split_immediate): Use integer mode to operate on pieces of
8315 floating-point values in all cases.
8317 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
8318 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
8319 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
8321 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8323 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
8325 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8327 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
8329 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8332 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
8333 on the VAR_DECL instead of TYPE_READONLY on its type.
8335 2008-08-12 Ira Rosen <irar@il.ibm.com>
8337 * tree-vectorizer.c: Depend on langhooks.h.
8338 (supportable_widening_operation): Add two arguments. Support double
8340 (supportable_narrowing_operation): Likewise.
8341 * tree-vectorizer.h (supportable_widening_operation): Add two
8343 (supportable_narrowing_operation): Likewise.
8344 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
8345 supportable_widening_operation with correct arguments.
8346 * tree-vect-transform.c (vectorizable_conversion): Likewise.
8347 (vectorizable_type_demotion): Support double type conversions.
8348 (vectorizable_type_promotion): Likewise.
8349 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
8351 2008-08-11 Michael Matz <matz@suse.de>
8353 * i386/i386.c (override_options): Move initialisation from
8354 flag_schedule_insns_after_reload to here from ...
8355 (optimization_options): ... here.
8357 2008-08-11 Jakub Jelinek <jakub@redhat.com>
8359 PR rtl-optimization/36998
8360 * dwarf2out.c (compute_barrier_args_size_1,
8361 compute_barrier_args_size): Temporarily remove assertions.
8363 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8366 * tree-ssa.c (struct walk_data): Add new flag
8367 warn_possibly_uninitialized.
8368 (warn_uninitialized_var): Use it.
8369 (warn_uninitialized_vars): New.
8370 (execute_early_warn_uninitialized): Call it.
8371 (execute_late_warn_uninitialized): Likewise.
8373 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8376 * reload1.c (gen_reload): Guard calls to get_secondary_mem
8379 2008-08-09 Jan Hubicka <jh@suse.cz>
8382 * optabs.c (maybe_emit_unop_insn): Remove produced code if
8384 (expand_fix): Be prepared for expansion to fail.
8385 (expand_sfix_optab): Remove instructions if expansion failed.
8387 2008-08-09 Anatoly Sokolov <aesok@post.ru>
8389 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
8391 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
8392 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8394 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8396 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
8397 mips/t-libgcc-mips16 to tmake_file.
8398 * config/mips/mips-protos.h (mips_call_type): New enum.
8399 (mips_pic_base_register, mips_got_load): Declare.
8400 (mips_restore_gp): Take an rtx argument.
8401 (mips_use_pic_fn_addr_reg_p): Declare.
8402 (mips_expand_call): Replace the sibcall_p argument with
8403 a mips_call_type argument. Add a lazy_p parameter.
8404 (mips_split_call): Declare.
8405 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
8406 (MIPS16_PIC_TEMP): Likewise.
8407 (reg_class): Delete M16_NA_REGS.
8408 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8409 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
8410 (mips_split_hi_p): Declare.
8411 * config/mips/mips.c (mips_split_hi_p): New array.
8412 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
8413 (mips_got_symbol_type_p): New function.
8414 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
8415 (mips16_stub_function_p): New function.
8416 (mips16_local_function_p): Likewise.
8417 (mips_use_pic_fn_addr_reg_p): Likewise.
8418 (mips_cannot_force_const_mem): Return false for HIGHs.
8419 Extend CONST_INT and symbolic handling to MIPS16, using
8420 mips_symbol_insns to check that the base symbol type is a
8421 legitimate constant. Reject GOT-based constants if
8422 TARGET_MIPS16_PCREL_LOADS.
8423 (mips_const_insns): Check targetm.cannot_force_const_mem when
8424 decomposing a symbolic base and a large offset.
8425 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
8426 When calling a function that needs $25 from MIPS16 code,
8427 move the target address into $25 separately and add a USE
8429 (mips16_gp_pseudo_reg): Insert the initializer immediately
8430 before the first real insn.
8431 (mips_pic_base_register, mips_got_load): New functions.
8432 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
8433 parameter to LOW_OUT. Say that it can be any valid SET_SRC
8434 when splitting a load-address operation. Split SYMBOL_GOT_DISP
8435 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
8436 (mips_call_tls_get_addr): Update the call to mips_expand_call,
8437 also passing NULL_RTX rather than const0_rtx as the aux argument.
8438 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
8439 instead of TARGET_EXPLICIT_RELOCS.
8440 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
8441 (mips_load_call_address): Replace the sibcall_p argument with
8442 a mips_call_type argument. Use mips_got_load.
8443 (mips16_local_alias): New structure.
8444 (mips16_local_aliases): New variable.
8445 (mips16_local_aliases_hash): New function.
8446 (mips16_local_aliases_eq): Likewise.
8447 (mips16_local_alias): Likewise.
8448 (mips16_stub_function): Likewise.
8449 (mips16_build_function_stub): Create a local alias for the target
8450 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
8451 .cpload directive and an R_MIPS_NONE relocation for the target
8452 function, then load the alias rather than the function itself.
8453 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
8454 (mips16_copy_fpr_return_value): Use mips16_stub_function and
8455 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
8456 (mips16_build_call_stub): Replace the FN parameter with an
8457 FN_PTR parameter. Force the address into a register if it
8458 isn't a call_insn_operand; don't rely on the caller to do this.
8459 If a call to a locally-defined and locally-binding MIPS16
8460 function must be made indirectly, redirect the call to the
8461 function's local alias. Use mips16_stub_function_p,
8462 mips16_stub_function, mips_expand_call and use_reg.
8463 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
8464 Use explicit %hi and %lo accesses where possible.
8465 Use MIPS_CALL to generate the correct code form of a
8466 jal instruction. Add clobbers of $18 instead of uses.
8467 Update the call to mips_emit_call_insn.
8468 (mips_expand_call): Replace the SIBCALL_P argument with a
8469 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
8470 Take a LAZY_P parameter. Call mips16_build_call_stub first,
8471 allowing it to modify the call address. Update the calls to
8472 mips_load_call_address and mips_emit_call_insn.
8473 (mips_split_call): New function.
8474 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
8475 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
8476 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
8477 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
8478 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
8480 (mips_cprestore_slot): New function.
8481 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
8482 and use mips_cprestore_slot.
8483 (mips_output_function_prologue): Handle TARGET_MIPS16 for
8485 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
8486 then use a copygp_mips16 instruction to set up $28.
8487 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
8488 (mips16_lay_out_constants): Call split_all_insns_noflow.
8489 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
8490 false if TARGET_MIPS16.
8491 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
8492 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
8493 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
8494 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
8495 MIPS16 code. Allow MIPS16 o32 PIC.
8496 (mips_override_options): Allow MIPS16 o32 PIC.
8497 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
8498 after reload if TARGET_USE_GOT.
8499 (UNSPEC_COPYGP): New constant.
8500 (length): Use a default length of 8 for MIPS16 GOT loads.
8501 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
8502 (*got_page<mode>): Check mips_split_hi_p.
8503 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
8504 (unspec_got<mode>, unspec_call<mode>): New expanders.
8505 (load_got<mode>, load_call<mode>): Remove the length attributes.
8506 Use a got attribute instead of a type attribute.
8507 (copygp_mips16): New insn.
8508 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
8509 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
8510 (sibcall, sibcall_value, call, call_value): Update the calls
8511 to mips_expand_call.
8512 (call_internal, call_value_internal): Use mips_split_call.
8513 (call_value_multiple_internal): Likewise.
8514 (call_split): Move after call_internal (the insn it is split from).
8515 (call_internal_direct, call_value_internal_direct): Turn into
8516 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
8517 (call_direct_split, call_value_direct_split): New patterns.
8518 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
8519 and use M16_REGS instead of M16_NA_REGS.
8520 * config/mips/predicates.md (const_call_insn_operand): Replace
8521 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
8522 mips_use_pic_fn_addr_reg_p check.
8523 (move_operand): Reject HIGHs if mips_split_hi_p.
8524 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
8525 (__mips16_floatunsisf): Inline __mips16_floatsisf.
8526 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
8527 * config/mips/libgcc-mips16.ver: New file.
8528 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
8529 $(srcdir)/config/mips/libgcc-mips16.ver.
8531 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8533 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
8535 (mips_unspec_address, mips_unspec_offset_high): Likewise.
8536 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
8537 (mips16_cfun_returns_in_fpr_p): Likewise.
8539 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8541 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
8542 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
8543 rather than 4 to PC.
8545 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8547 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
8548 (FUNCTION_PROFILER): Save the static chain pointer into $2
8549 beforehand and restore it aftewards.
8550 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
8551 address directly into $25 and call the function through $25;
8552 do not clobber $3. Pad the DImode version to cover the space
8553 left by the deleted $25 <- $3 move.
8554 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
8555 the removal of the $25 <- $3 move.
8556 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
8557 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8559 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8560 Daniel Jacobowitz <dan@codesourcery.com>
8562 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
8563 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
8564 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
8565 * config/mips/mips.c (mips_start_function_definition): New function.
8566 (mips_end_function_definition): Likewise.
8567 (mips_output_function_prologue): Use mips_start_function_definition.
8568 (mips_output_function_epilogue): Use mips_end_function_definition.
8569 (build_mips16_function_stub): Use mips_start_function_definition
8570 and mips_end_function_definition.
8571 (build_mips16_call_stub): Likewise.
8573 2008-08-09 Richard Guenther <rguenther@suse.de>
8575 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
8576 * gimple.h (gimple_call_fn): Adjust comment.
8577 (gimple_call_set_fndecl): New function.
8578 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
8579 longer having bare FUNCTION_DECL operand.
8580 (gimple_call_return_type): Likewise.
8581 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
8583 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
8584 (gimple_mod_pow2): Likewise.
8585 (gimple_mod_subtract): Likewise.
8586 (gimple_ic): Likewise.
8587 (gimple_stringop_fixed_value): Likewise.
8588 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
8589 longer having bare FUNCTION_DECL operand.
8590 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
8591 * omp-low.c (optimize_omp_library_calls): Likewise.
8592 * cgraphunit.c (update_call_expr): Likewise.
8593 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
8594 (execute_convert_to_rsqrt): Likewise.
8595 * cfgexpand.c (gimple_to_tree): Simplify.
8596 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
8597 bare FUNCTION_DECL operand.
8598 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
8599 (convert_gimple_call): Use gimple_call_fndecl.
8600 * c-common.c (c_warn_unused_result): Likewise.
8602 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8605 * c-typeck.c (digest_init): Call verify_sequence_points from here.
8606 (c_finish_return): Likewise.
8607 (c_start_case): Likewise.
8608 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
8609 * c-parser.c (c_parser_condition): New. Call
8610 verify_sequence_points.
8611 (c_parser_paren_condition): Call c_parser_condition.
8612 (c_parser_for_statement): Call c_parser_condition.
8614 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8617 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
8618 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
8619 Moved from diagnostic.h
8620 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
8622 (emit_diagnostic): New.
8623 (warning0, pedwarn0): Delete.
8624 (warning, warning_at, pedwarn, permerror): Return bool.
8625 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
8626 Moved to diagnostic.c.
8627 (struct diagnostic_context): Use correct type for
8628 classify_diagnostic.
8629 (diagnostic_report_diagnostic): Update declaration.
8630 (emit_diagnostic): Declare.
8631 * errors.c (warning): Return bool.
8632 * errors.h (warning): Update declaration.
8633 * toplev.h (warning0, pedwarn0): Delete.
8634 (warning, warning_at, pedwarn, permerror): Return bool.
8635 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
8636 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
8637 inform. Update all calls.
8638 (diagnose_mismatched_decls): Check return value of warning/pedwarn
8639 before giving informative note.
8640 (implicit_decl_warning): Likewise.
8641 * c-typeck.c (build_function_call): Likewise.
8642 * tree-sssa.c (warn_uninit): Likewise.
8643 * builtins.c (gimplify_va_arg_expr): Likewise.
8645 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8648 * doc/invoke.texi (-Wextra): Move warning from here...
8649 (-Wuninitialized): ... to here.
8651 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8654 * flags.h (set_Wunused): Delete
8655 * toplev.c (process_options): Handle Wunused flags here.
8656 * opts.c (maybe_warn_unused_parameter): Delete.
8657 (common_handle_option): Replace set_Wunused by warn_unused.
8658 (set_Wextra): Do not handle Wunused-parameter here.
8659 (set_Wunused): Delete.
8660 * c-opts.c (c_common_handle_option): Replace set_Wunused by
8662 * common.opt (Wunused): Add Var and Init.
8663 (Wunused-function): Likewise.
8664 (Wunused-label): Likewise.
8665 (Wunused-parameter): Likewise.
8666 (Wunused-value): Likewise.
8667 (Wunused-variable): Likewise.
8669 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
8671 * doc/invoke.texi: Add cpu_type power7.
8672 * config.in (HAVE_AS_VSX): New.
8673 * config.gcc: Add cpu_type power7.
8674 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
8676 * configure: Regenerate.
8677 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
8679 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
8680 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
8681 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
8683 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
8685 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
8686 type to vectorize.builtin_conversion.
8687 (vectorizable_conversion): Likewise.
8688 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
8689 integral type as input.
8690 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
8692 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
8693 and ALTIVEC_BUILTIN_VCTSXS.
8694 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
8697 2008-08-08 Richard Guenther <rguenther@suse.de>
8699 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
8700 (surely_varying_stmt_p): Calls are varying only if they are
8701 non-builtin and not indirect or have no result.
8702 (ccp_fold): Re-instantiate code before the tuples merge.
8704 2008-08-08 Richard Guenther <rguenther@suse.de>
8706 PR tree-optimization/37056
8707 * gimple.h (gimple_assign_rhs_class): New helper function.
8708 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
8709 unary operations properly.
8711 2008-08-07 Jan Hubicka <jh@suse.cz>
8713 * i386.h (ix86_size_cost): Declare.
8714 (ix86_cur_cost): New function macro.
8715 * i386.md (peepholes expanding size and splitters): Predicate by
8716 optimize_insn_for_speed_p.
8717 (peepholes reduce size and splitters): Predicate by
8718 optimize_insn_for_size_p.
8719 * i386.c (ix86_size_cost): Rename from ...
8720 (size_cost): This one.
8721 (override_options): Update.
8722 (decide_alg): Likewise.
8723 (ix86_expand_clear): Use RTL profile.
8724 (ix86_pad_returns): Use RTL profile.
8726 2008-08-07 Jan Hubicka <jh@suse.cz>
8728 * recog.c (split_all_insns): Set RTL profile
8729 (peephole2_optimize): Likewise.
8730 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8731 * combine.c (combine_instructions): Likewise.
8733 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8735 * c-common.c (c_common_reswords): Also warn about keyword "bool".
8737 2008-08-07 Bob Wilson <bob.wilson@acm.org>
8739 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
8740 value in a6 after the set_frame_ptr insn.
8742 2008-08-07 Richard Henderson <rth@redhat.com>
8745 * gcc.c (cpp_options): Pass along -g*.
8747 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8749 * config/arm/arm.c (output_move_neon): Update comment describing
8750 big-endian vector layout.
8751 (arm_assemble_integer): Do not handle big-endian NEON vectors
8753 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
8754 neon_vget_lane<mode>_sext_internal,
8755 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
8756 element indices for big-endian.
8758 2008-08-07 Richard Henderson <rth@redhat.com>
8760 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
8761 * configure, config.in: Rebuild.
8762 * debug.h (dwarf2out_do_cfi_asm): Declare.
8763 * c-cppbuiltin.c (c_cpp_builtins): Use it.
8764 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
8765 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
8766 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
8768 2008-08-07 Joseph Myers <joseph@codesourcery.com>
8770 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
8771 movv2si_internal): Combine into mov<mode>_internal.
8772 (movv2si_internal_2): Remove.
8774 2008-08-07 Jan Hubicka <jh@suse.cz>
8777 * i386.md (single stringop patterns): Enable unconditionally.
8779 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
8782 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
8784 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
8785 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
8787 * config/i386/sse.md (sse2_movq128): New.
8789 * doc/extend.texi: Document __builtin_ia32_movq128.
8791 2008-08-07 Richard Guenther <rguenther@suse.de>
8794 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
8795 pointers can access anything.
8797 2008-08-06 Jan Hubicka <jh@suse.cz>
8799 * optabs.c (emit_unop_insn): Break out to ...
8800 (maybe_emit_unop_insn): ... this one.
8801 (expand_sfix_optab): Use maybe variant.
8802 * optabs.h (maybe_emit_unop_insn): Declare.
8804 * i386.md (mov0 patterns): Enable by default.
8805 (FP conversion expanders): Disable expansion of code expanding
8806 sequences when instruction should be optimized for size.
8807 (single strinop patterns): Enable when optimizing for size.
8808 (string expanders): Disable expanding of code expanding sequences
8809 when optimizning instruction for size.
8810 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
8812 (ix86_fp_comparison_sahf_cost): Likewise.
8813 (ix86_expand_branch): Likewise.
8814 (ix86_expand_ashl_const): Likewise.
8815 (ix86_split_ashl): Likewise.
8816 (ix86_expand_strlen): Likewise.
8817 (ix86_emit_fp_unordered_jump): Likewie.
8819 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8821 * c-common.c: Fix typo.
8822 (c_common_reswords): Activate more C++ keyword warnings.
8824 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
8826 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8829 * diagnostic.c (permerror_at): New.
8830 * toplev.h (permerror_at): Declare.
8832 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
8833 Ira Rosen <irar@il.ibm.com>
8835 * tree-vect-transform.c (vect_model_simple_cost): Return
8836 immediately if stmt is pure SLP.
8837 (vect_model_store_cost): Ditto.
8838 (vect_model_load_cost): Ditto.
8839 (vectorizable_store): Remove PURE_SLP check before call
8840 to vect_model_store_cost.
8841 (vect_model_store_cost): When checking whether stmt describe
8842 strided access, add a check that it is not slp_node.
8844 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8847 * c-common.c (warn_for_sign_compare): New. Handle separately the
8848 case that 'constant' is zero.
8849 * c-typeck.c (build_binary_op): Move code to c-common.c
8851 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8853 * config/alpha/alpha.c (alpha_preferred_reload_class,
8854 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
8855 alpha_output_mi_thunk_osf): Avoid C++ keywords.
8856 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
8857 * config/arm/arm.md: Likewise.
8858 * config/avr/avr-protos.h (preferred_reload_class,
8859 test_hard_reg_class, avr_simplify_comparison_p,
8860 out_shift_with_cnt, class_max_nregs): Likewise.
8861 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
8862 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
8863 preferred_reload_class, test_hard_reg_class): Likewise.
8864 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
8865 bfin_memory_move_cost, bfin_secondary_reload,
8866 bfin_output_mi_thunk): Likewise.
8867 * config/crx/crx.c (crx_secondary_reload_class,
8868 crx_memory_move_cost): Likewise.
8869 * config/frv/frv-protos.h (frv_secondary_reload_class,
8870 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
8871 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
8872 frv_secondary_reload_class, frv_class_likely_spilled_p,
8873 frv_class_max_nregs): Likewise.
8874 * config/h8300/h8300.c (h8300_classify_operand,
8875 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
8877 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
8878 * config/ia64/ia64.c (ia64_preferred_reload_class,
8879 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
8880 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
8881 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
8883 * config/m68hc11/m68hc11.c (preferred_reload_class,
8884 m68hc11_memory_move_cost): Likewise.
8885 * config/mcore/mcore.c (mcore_secondary_reload_class,
8886 mcore_reload_class): Likewise.
8887 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
8888 mips_class_max_nregs, mips_cannot_change_mode_class,
8889 mips_preferred_reload_class, mips_secondary_reload_class,
8890 mips_output_mi_thunk): Likewise.
8891 * config/mmix/mmix.c (mmix_preferred_reload_class,
8892 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
8894 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
8896 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
8897 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
8898 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8899 * config/rs6000/rs6000.c (paired_expand_vector_init,
8900 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
8901 compare_section_name, rs6000_memory_move_cost): Likewise.
8902 * config/s390/s390.c (s390_emit_compare_and_swap,
8903 s390_preferred_reload_class, s390_secondary_reload,
8904 legitimize_pic_address, legitimize_tls_address,
8905 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
8906 s390_class_max_nregs): Likewise.
8907 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8908 * config/s390/s390.md: Likewise.
8909 * config/score/score-protos.h (score_secondary_reload_class,
8910 score_preferred_reload_class): Likewise.
8911 * config/score/score.c (score_preferred_reload_class,
8912 score_secondary_reload_class): Likewise.
8913 * config/score/score3.c (score3_output_mi_thunk,
8914 score3_preferred_reload_class, score3_secondary_reload_class,
8915 score3_hard_regno_mode_ok): Likewise.
8916 * config/score/score3.h (score3_preferred_reload_class,
8917 score3_secondary_reload_class): Likewise.
8918 * config/score/score7.c (score7_output_mi_thunk,
8919 score7_preferred_reload_class, score7_secondary_reload_class,
8920 score7_hard_regno_mode_ok): Likewise.
8921 * config/score/score7.h (score7_preferred_reload_class,
8922 score7_secondary_reload_class): Likewise.
8923 * config/sh/sh.c (prepare_move_operands, output_far_jump,
8924 output_branchy_insn, add_constant, gen_block_redirect,
8925 sh_insn_length_adjustment, sh_cannot_change_mode_class,
8926 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
8927 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8928 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
8929 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
8930 xstormy16_preferred_reload_class): Likewise.
8931 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
8932 xtensa_expand_atomic, override_options,
8933 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
8935 * reorg.c (try_merge_delay_insns): Likewise.
8936 * tree.c (merge_dllimport_decl_attributes): Likewise.
8938 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
8940 2008-08-06 Michael Matz <matz@suse.de>
8942 * Makefile.in (write_entries_to_file): Quote words.
8943 * gengtype.c: (read_input_line): Skip over leading white-space.
8945 2008-08-06 Marc Gauthier <marc@tensilica.com>
8947 * config.gcc: Match more processor names for Xtensa.
8948 * configure.ac: Likewise.
8949 * doc/install.texi (Specific): Likewise.
8950 * configure: Regenerate.
8952 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8954 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
8955 * calls.c (avoid_likely_spilled_reg): Likewise.
8956 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
8957 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
8958 * config/i386/i386.c (ix86_expand_special_args_builtin,
8959 ix86_secondary_reload): Likewise.
8960 * except.c (struct eh_region, gen_eh_region_catch,
8961 remove_unreachable_regions, duplicate_eh_regions,
8962 assign_filter_values, build_post_landing_pads,
8963 sjlj_find_directly_reachable_regions, remove_eh_handler,
8964 reachable_next_level, foreach_reachable_handler,
8965 can_throw_internal_1, can_throw_external_1,
8966 collect_one_action_chain): Likewise.
8967 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
8968 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
8969 * function.c (update_temp_slot_address, instantiate_new_reg,
8970 instantiate_virtual_regs_in_rtx,
8971 instantiate_virtual_regs_in_insn): Likewise.
8972 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
8973 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
8974 gimplify_cleanup_point_expr): Likewise.
8975 * ipa-cp.c (ipcp_lattice_changed): Likewise.
8976 * passes.c (next_pass_1): Likewise.
8977 * print-tree.c (print_node_brief, print_node): Likewise.
8978 * profile.c (branch_prob): Likewise.
8979 * tree-dump.c (dump_register): Likewise.
8980 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
8982 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
8983 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
8984 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
8985 copy_arguments_for_versioning, copy_static_chain): Likewise.
8986 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
8987 add_new_name_mapping, register_new_name_mapping): Likewise.
8988 * tree-mudflap.c (mf_xform_derefs): Likewise.
8989 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
8990 get_init_expr, combine_chains): Likewise.
8991 * tree-pretty-print.c (dump_generic_node): Likewise.
8992 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
8993 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
8994 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
8995 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
8997 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9000 * calls.c (expand_call): Use the biggest preferred stack
9003 2008-08-06 Michael Matz <matz@suse.de>
9006 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
9007 for reused reload, instead of overwriting them.
9009 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9012 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
9013 for incoming stack boundary.
9015 * function.c (assign_parm_find_entry_rtl): Update
9016 parm_stack_boundary.
9018 * function.h (rtl_data): Add parm_stack_boundary.
9020 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
9021 parm_stack_boundary for incoming stack boundary.
9023 2008-08-06 Joseph Myers <joseph@codesourcery.com>
9025 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
9026 for unrepresentable subregs or treat them as equal to other regs
9027 or subregs with the same register number.
9029 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
9032 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
9035 2008-08-06 Jan Hubicka <jh@suse.cz>
9037 * predict.c (maybe_hot_frequency_p): When profile is absent, all
9038 frequencies might be hot.
9040 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
9042 * reload.c (find_reloads): Force constants into literal pool
9043 also if they are wrapped in a SUBREG.
9045 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9048 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
9049 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
9050 Don't allow predicated instructions for data speculation.
9051 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
9054 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9056 * haifa-sched.c (extend_global): Split to extend_global_data and
9057 extend_region_data. Update all uses.
9058 (extend_all): Rename to extend_block_data.
9060 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9062 * sched-rgn.c (new_ready): Check if instruction can be
9063 speculatively scheduled before attempting speculation.
9064 (debug_rgn_dependencies): Remove wrongful assert.
9066 2008-08-05 Bob Wilson <bob.wilson@acm.org>
9068 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
9070 2008-08-05 Bob Wilson <bob.wilson@acm.org>
9072 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
9073 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
9074 va_size, and type_size.
9076 2008-08-04 Jason Merrill <jason@redhat.com>
9079 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
9080 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
9082 2008-08-05 Richard Henderson <rth@redhat.com>
9084 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
9085 * configure: Rebuild.
9087 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9090 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
9091 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
9094 2008-08-05 Richard Henderson <rth@redhat.com>
9096 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
9097 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
9098 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
9099 * common.opt (fdwarf2-cfi-asm): New.
9100 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
9101 * config.in, configure: Rebuild.
9102 * dwarf2asm.c (dw2_asm_output_data_raw): New.
9103 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
9105 (dw2_force_const_mem): Externalize.
9106 * dwarf2asm.h: Update.
9107 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
9108 generate a real label.
9109 (output_cfi_directive): New.
9110 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
9111 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
9112 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
9114 (dwarf2out_end_epilogue): Emit .cfi_endproc.
9115 (output_loc_operands_raw, output_loc_sequence_raw): New.
9116 (output_cfa_loc_raw): New.
9118 2008-08-05 Paul Brook <paul@codesourcery.com>
9120 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
9121 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
9122 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
9123 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
9124 * config/arm/arm.h (TARGET_VFPD32): Define.
9125 (TARGET_VFP3): Use TARGET_VFPD32.
9126 (fputype): Add FPUTYPE_VFP3D16.
9127 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
9128 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
9129 * config/arm/arm-cores.def: Add cortex-r4f.
9130 * config/arm/arm-tune.md: Regenerate.
9132 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9134 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
9135 Reword some comments throughout the file.
9137 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
9138 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
9139 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
9140 MFC_MIN_DMA_LIST_ELEMENTS.
9141 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
9142 MFC_MAX_DMA_LIST_ELEMENTS.
9144 (MFC_START_ENABLE): Remove PPU-only define.
9145 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
9146 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
9148 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
9149 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
9150 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
9151 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
9152 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
9153 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
9154 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
9156 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
9157 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
9158 (mfc_sdcrt, mfc_sdcrtst): Likewise.
9159 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
9161 (spu_read_machine_status): Fix typo.
9163 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9165 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
9166 SUBREG of multi-word hard register.
9167 * config/spu/spu.c (valid_subreg): Likewise.
9168 (adjust_operand): Handle SUBREGs of multi-word hard registers.
9170 2008-08-04 Richard Guenther <rguenther@suse.de>
9172 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
9173 the candidate with the stripped base if that base is different
9174 from the original base even for offset zero.
9176 2008-08-04 Richard Guenther <rguenther@suse.de>
9179 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
9180 check for no_overflow.
9182 2008-08-04 Richard Guenther <rguenther@suse.de>
9184 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
9186 2008-08-04 Paul Brook <paul@codesourcery.com>
9188 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
9189 (arm_order_regs_for_local_alloc): New function.
9190 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
9192 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
9194 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9197 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
9198 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
9199 (ix86_expand_epilogue): Likewise.
9201 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9203 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
9206 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9208 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
9209 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
9210 (*movv2sf_internal_rex64): Ditto.
9212 2008-08-03 Jan Hubicka <jh@suse.cz>
9214 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
9215 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
9216 * expmed.c (expand_smod_pow2): Likewise.
9218 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9221 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
9222 alternative 0 of operand 1.
9223 (*vec_concatv2di_rex64_sse): Ditto.
9224 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
9226 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
9227 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
9228 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
9229 (*movv2sf_internal_rex64): Ditto.
9231 2008-08-02 Richard Guenther <rguenther@suse.de>
9234 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
9235 (ssedoublesizemode): New mode attribute.
9236 (sse_shufps): Call gen_sse_shufps_v4sf.
9237 (sse_shufps_1): Macroize.
9238 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
9239 (sse2_shufpd_1): Macroize.
9240 (vec_extract_odd, vec_extract_even): New expanders.
9241 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
9242 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
9243 * i386.c (ix86_expand_vector_init_one_nonzero): Call
9244 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
9245 (ix86_expand_vector_set): Likewise.
9246 (ix86_expand_reduc_v4sf): Likewise.
9248 2008-08-01 Doug Kwan <dougkwan@google.com>
9250 * matrix-reorg.c: Re-enable all code.
9251 (struct malloc_call_data): Change CALL_STMT to gimple type.
9252 (collect_data_for_malloc_call): Tuplify.
9253 (struct access_site_info): Change STMT to gimple type.
9254 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
9255 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
9256 (struct free_info): Change STMT to gimple type.
9257 (struct matrix_access_phi_node): Change PHI to gimple type.
9258 (get_inner_of_cast_expr): Remove.
9259 (may_flatten_matrices_1): Tuplify.
9260 (may_flatten_matrices): Ditto.
9261 (mark_min_matrix_escape_level): Ditto.
9262 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
9263 (ssa_accessed_in_call_rhs): New
9264 (ssa_accessed_in_assign_rhs): New
9265 (record_access_alloc_site_info): Tuplify.
9266 (add_allocation_site): Ditto.
9267 (analyze_matrix_allocation_site): Ditto.
9268 (analyze_transpose): Ditto.
9269 (get_index_from_offset): Ditto.
9270 (update_type_size): Ditto.
9271 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
9272 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
9273 (analyze_accesses_for_phi_node): Tuplify.
9274 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
9275 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
9276 (analyze_matrix_accesses): Tuplify.
9277 (check_var_data): New call-back type for check_var_notmodified_p.
9278 (check_var_notmodified_p): Tuplify and use call-back struct to
9279 return statement found.
9280 (can_calculate_expr_before_stmt): Factor out statement related code
9282 (can_calculate_stmt_before_stmt): New.
9283 (check_allocation_function): Tuplify.
9284 (find_sites_in_func): Ditto.
9285 (record_all_accesses_in_func): Ditto.
9286 (transform_access_sites): Ditto.
9287 (transform_allocation_sites): Ditto.
9288 (matrix_reorg): Re-enable.
9289 (gate_matrix_reorg): Re-enable.
9291 2008-08-01 Jakub Jelinek <jakub@redhat.com>
9293 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
9294 for labels for which it hasn't been set yet. If it has been set,
9295 stop walking insns and continue with next worklist item.
9296 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
9297 if the only BARRIER is at the very end of a function.
9299 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9301 * cfgexpand.c (expand_stack_alignment): Assert that
9302 stack_realign_drap and drap_rtx must match.
9304 * function.c (instantiate_new_reg): If DRAP is used to realign
9305 stack, replace virtual_incoming_args_rtx with internal arg
9308 2008-08-01 Richard Guenther <rguenther@suse.de>
9310 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
9311 loop information only if we initialized it.
9312 (execute_pre): Call fini_pre with in_fre.
9313 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
9314 if we do not unroll because we hit max-completely-peeled-insns.
9315 Use our estimation for consistency, do allow shrinking.
9317 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9319 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
9320 with MIN_STACK_BOUNDARY.
9321 (ix86_update_stack_boundary): Likewise.
9322 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
9325 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
9326 (MIN_STACK_BOUNDARY): This.
9328 2008-08-01 Richard Guenther <rguenther@suse.de>
9331 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
9333 2008-08-01 Richard Guenther <rguenther@suse.de>
9335 PR tree-optimization/36988
9336 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
9337 do not matter if that doesn't change volatile qualification.
9339 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
9341 * configure.ac: Do not generate libada-mk. Do not subst
9343 * libada-mk.in: Remove.
9344 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
9345 * configure: Regenerate.
9347 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
9349 * tree-pass.h: Added comment about not dumping passes with name
9350 starting with star in struct opt_pass.
9351 * passes.c (register_dump_files_1): Don't do dump for a pass with
9352 name starting with star.
9353 * doc/passes.texi (Pass manager): Mention pass names and special
9354 meaning of star prefix to avoid dump.
9356 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
9358 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
9360 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
9361 (ISA_MIPS64R2): New macro.
9362 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
9363 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
9364 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
9365 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
9366 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
9367 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
9368 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
9369 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
9370 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
9371 Move up to keep list alphabetically sorted.
9372 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
9373 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
9375 * doc/invoke.texi (MIPS Options): Add -mips64r2.
9376 (-march=@var{arch}): Add mips64r2.
9378 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9380 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
9382 2008-07-31 Steve Ellcey <sje@cup.hp.com>
9384 * expr.c (expand_assignment): Check for complete type.
9386 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9389 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
9391 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
9392 for stack alignment.
9394 * function.h (rtl_data): Add stack_realign_tried. Update comments.
9396 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
9398 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
9399 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
9401 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9403 PR rtl-optimization/36419
9404 * dwarf2out.c (barrier_args_size): New variable.
9405 (compute_barrier_args_size, compute_barrier_args_size_1): New
9407 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
9408 if not called yet in the current function, use barrier_args_size
9409 array to find the new args_size value.
9410 (dwarf2out_frame_debug): Free and clear barrier_args_size.
9412 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9415 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
9418 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9421 * dwarf2out.c (dwarf2out_args_size_adjust): New.
9422 (dwarf2out_stack_adjust): Use it.
9423 (dwarf2out_frame_debug_expr): Likewise.
9425 2008-07-31 Richard Guenther <rguenther@suse.de>
9427 PR tree-optimization/36978
9428 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
9429 the generated condition.
9431 2008-07-31 Richard Guenther <rguenther@suse.de>
9433 * passes.c (init_optimization_passes): Always call
9434 pass_early_warn_uninitialized.
9435 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
9436 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
9437 * doc/passes.texi (Warn for uninitialized variables): Adjust.
9439 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9442 * builtins.c (maybe_emit_free_warning): New function.
9443 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
9444 maybe_emit_free_warning for BUILT_IN_FREE.
9447 * dwarf2out.c (get_context_die): New function.
9448 (force_decl_die, force_type_die): Use it.
9449 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
9450 returns NULL, force generation of DW_TAG_typedef and put that into
9453 PR preprocessor/36649
9454 * c-pch.c (c_common_read_pch): Save and restore
9455 line_table->trace_includes across PCH restore.
9457 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
9460 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
9462 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
9465 * final.c (call_from_call_insn): Handle COND_EXEC.
9467 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9469 * builtins.c (std_gimplify_va_arg_expr): Replace
9470 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
9471 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9473 2008-07-30 Joey Ye <joey.ye@intel.com>
9474 H.J. Lu <hongjiu.lu@intel.com>
9476 * builtins.c (expand_builtin_setjmp_receiver): Replace
9477 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
9478 (expand_builtin_apply_args_1): Likewise.
9479 (expand_builtin_longjmp): Need DRAP for stack alignment.
9480 (expand_builtin_apply): Likewise.
9482 * caller-save.c (setup_save_areas): Call assign_stack_local_1
9483 instead of assign_stack_local to allow alignment reduction.
9485 * calls.c (emit_call_1): Need DRAP for stack alignment if
9487 (expand_call): Replace virtual_incoming_args_rtx with
9488 crtl->args.internal_arg_pointer.
9489 * stmt.c (expand_nl_goto_receiver): Likewise.
9491 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
9492 alignment and store to stack_alignment_estimated and
9493 max_used_stack_slot_alignment.
9494 (expand_one_var): Likewise.
9495 (expand_stack_alignment): New function.
9496 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
9497 and stack_alignment_estimated fields in rtl_data. Call
9498 expand_stack_alignment at end.
9500 * defaults.h (INCOMING_STACK_BOUNDARY): New.
9501 (MAX_STACK_ALIGNMENT): Likewise.
9502 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
9503 (SUPPORTS_STACK_ALIGNMENT): Likewise.
9505 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
9506 stack alignment when generating virtual registers.
9508 * function.c (assign_stack_local): Renamed to ...
9509 (assign_stack_local_1): This. Add a parameter to indicate
9510 if it is OK to reduce alignment.
9511 (assign_stack_local): Use it.
9512 (instantiate_new_reg): Instantiate virtual incoming args rtx
9513 to vDRAP if stack realignment and DRAP is needed.
9514 (assign_parms): Collect parameter/return type alignment and
9515 contribute to stack_alignment_estimated.
9516 (locate_and_pad_parm): Likewise.
9517 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
9518 with crtl->args.internal_arg_pointer.
9520 * function.h (rtl_data): Add new field drap_reg,
9521 max_used_stack_slot_alignment, stack_alignment_estimated,
9522 stack_realign_needed, need_drap, stack_realign_processed and
9523 stack_realign_finalized.
9524 (stack_realign_fp): New macro.
9525 (stack_realign_drap): Likewise.
9527 * global.c (compute_regsets): Frame pointer is needed when
9528 stack is realigned. Can eliminate frame pointer when stack is
9529 realigned and dynamic realigned argument pointer isn't used.
9531 * reload1.c (update_eliminables): Frame pointer is needed
9532 when stack is realigned.
9533 (init_elim_table): Can eliminate frame pointer when stack is
9534 realigned and dynamic realigned argument pointer isn't used.
9536 * rtl.h (assign_stack_local_1): Declare new funtion.
9538 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
9539 (TARGET_GET_DRAP_RTX): Likewise.
9540 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
9541 TARGET_GET_DRAP_RTX.
9543 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
9545 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
9546 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
9548 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
9549 H.J. Lu <hongjiu.lu@intel.com>
9551 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
9552 vdrap_reg, stack_realign and drap_reg_saved.
9553 (add_cfi): Don't allow redefining CFA when DRAP is used.
9554 (reg_save): Handle stack alignment.
9555 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
9556 alignment. Don't generate DWARF information for (set fp sp)
9558 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
9560 (int_loc_descriptor): Move prototype forward. Also define if
9561 DWARF2_UNWIND_INFO is true.
9562 (output_cfa_loc): Handle DW_CFA_expression.
9563 (build_cfa_aligned_loc): New.
9564 (based_loc_descr): Update assert for stack realign. For local
9565 variables, use sp+offset when stack is aligned without drap and
9566 fp+offset when stack is aligned with drap. For arguments, use
9567 cfa+offset when drap is used to align stack.
9569 2008-07-30 Joey Ye <joey.ye@intel.com>
9570 H.J. Lu <hongjiu.lu@intel.com>
9572 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
9574 (ix86_gen_andsp): New.
9575 (ix86_user_incoming_stack_boundary): Likewise.
9576 (ix86_default_incoming_stack_boundary): Likewise.
9577 (ix86_incoming_stack_boundary): Likewise.
9578 (ix86_can_eliminate): Likewise.
9579 (find_drap_reg): Likewise.
9580 (ix86_update_stack_boundary): Likewise.
9581 (ix86_get_drap_rtx): Likewise.
9582 (ix86_finalize_stack_realign_flags): Likewise.
9583 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
9584 (TARGET_GET_DRAP_RTX): Likewise.
9585 (override_options): Overide option value for new options.
9586 (ix86_function_ok_for_sibcall): Remove check for
9587 force_align_arg_pointer.
9588 (ix86_handle_cconv_attribute): Likewise.
9589 (ix86_function_regparm): Likewise.
9590 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
9591 (ix86_va_start): Replace virtual_incoming_args_rtx with
9592 crtl->args.internal_arg_pointer.
9593 (ix86_select_alt_pic_regnum): Check DRAP register.
9594 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
9595 (ix86_compute_frame_layout): Compute frame layout wrt stack
9597 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
9598 (ix86_expand_prologue): Decide if stack realignment is needed
9599 and generate prologue code accordingly.
9600 (ix86_expand_epilogue): Generate epilogue code wrt stack
9601 realignment is really needed or not.
9603 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
9604 (ABI_STACK_BOUNDARY): Likewise.
9605 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
9606 (STACK_REALIGN_DEFAULT): Likewise.
9607 (INCOMING_STACK_BOUNDARY): Likewise.
9608 (MAX_STACK_ALIGNMENT): Likewise.
9609 (ix86_incoming_stack_boundary): Likewise.
9610 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
9611 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
9612 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
9613 (machine_function): Remove force_align_arg_pointer.
9615 * config/i386/i386.md (BX_REG): New.
9616 (R13_REG): Likewise.
9618 * config/i386/i386.opt (mforce_drap): New.
9619 (mincoming-stack-boundary): Likewise.
9620 (mstackrealign): Add Init(-1).
9622 * config/i386/i386-protos.h (ix86_can_eliminate): New
9624 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9626 * doc/extend.texi: Update force_align_arg_pointer.
9628 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
9631 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
9632 (INCOMING_STACK_BOUNDARY): Likewise.
9633 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
9634 (TARGET_GET_DRAP_RTX): Likewise.
9636 2008-07-30 Andreas Schwab <schwab@suse.de>
9638 PR rtl-optimization/36929
9639 * dse.c (replace_inc_dec): Use emit_insn_before instead of
9640 add_insn_before and fix argument order.
9641 (replace_inc_dec_mem): Handle NULL rtx.
9643 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
9645 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
9647 (arm_compute_initial_elimination_offset): Use it.
9648 (arm_compute_save_reg_mask): Include static chain save slot when
9649 calculating alignment.
9650 (arm_get_frame_offsets): Ditto.
9651 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
9652 that we can use to decrement the stack when the stack decrement
9653 could be too big for an immediate value in a single insn.
9654 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
9656 2008-07-30 Richard Guenther <rguenther@suse.de>
9658 PR tree-optimization/36967
9659 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
9660 Release defs of statements we remove.
9662 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9664 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
9665 instead of NULL_RTVEC.
9667 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9671 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
9674 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
9676 * final.c (call_from_call_insn): New.
9677 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
9679 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
9681 * configure.ac: Substitute ADA_CFLAGS.
9682 * configure: Regenerate.
9683 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
9684 * Makefile.in: Remove mention of X_* variables.
9685 * config/pa/x-ada-hpux10: Remove.
9686 * config/pa/x-ada: Remove.
9688 * doc/fragments.texi: Update.
9690 2008-07-30 Olivier Hainque <hainque@adacore.com>
9692 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
9693 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
9694 __dso_handle explicitly here.
9696 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9699 * c-typeck.c (build_binary_op): Encapsulate code into...
9700 * c-common.c (shorten_binary_op): ...this new function.
9701 (conversion_warning): Use the new function. Handle non-negative
9702 constant in bitwise-and.
9703 * c-common.h (shorten_binary_op): Declare.
9705 2008-07-30 Olivier Hainque <hainque@adacore.com>
9707 * scan.c (make_sstring_space): Add explicit conversions of
9708 allocator's return value.
9709 * fix-header.c (recognized_function): Likewise.
9711 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9713 * doc/cpp.texi: Update to GFDL 1.2.
9714 * doc/gcc.texi: Do not list GPL as Invariant Section.
9715 * doc/gccint.texi: Likewise. Update copyright years.
9716 * doc/install.texi: Update copyright years.
9718 2008-07-30 Alan Modra <amodra@bigpond.net.au>
9721 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
9722 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
9724 2008-07-29 Jan Hubicka <jh@suse.cz>
9726 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
9727 (grokdeclarator): Likewise.
9728 * langhooks.c (lhd_warn_unused_global_decl): Use
9729 DECL_DECLARED_INLINE_P.
9730 * print-tree.c (print_node): Remove DECL_INLINE check.
9732 2008-07-29 Richard Guenther <rguenther@suse.de>
9734 PR tree-optimization/36945
9735 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
9736 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
9737 Record invariant addresses un-decomposed.
9738 (copy_reference_ops_from_call): Record reference call
9739 arguments properly. Simplify.
9740 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
9741 helper split out from ...
9742 (create_component_ref_by_pieces): ... here. Simplify.
9743 Prepare for recursive invocation for call arguments.
9744 (create_expression_by_pieces): Adjust call to
9745 create_component_ref_by_pieces.
9746 (compute_avail): Process operand 2 of reference ops.
9748 2008-07-29 Richard Guenther <rguenther@suse.de>
9750 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
9752 2008-07-29 Jakub Jelinek <jakub@redhat.com>
9754 * c-format.c (check_format_types): Revert unwanted checkin.
9756 2008-07-29 Jan Hubicka <jh@suse.cz>
9758 * flags.h (flag_really_no_inline): Remove.
9759 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
9760 * toplev.c (flag_really_no_inline): Remove.
9761 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
9762 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
9763 (cgraph_decide_inlining_incrementally): Likewise.
9764 (compute_inline_parameters): Likewise.
9765 * opts.c (decode_options): Simplify.
9766 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
9767 * common.opt (finline): Initialize to 1.
9768 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
9770 2008-07-29 Jan Hubicka <jh@suse.cz>
9772 * predict.c (always_optimize_for_size_p): New function.
9773 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9774 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9775 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
9777 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
9778 * function.c (prepare_function_start): Set default profile.
9779 * function.h (rtl_data): Add maybe_hot_insn_p.
9780 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
9781 (construct_exit_block): Likewise.
9782 (tree_expand_cfg): Likewise.
9784 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
9785 optimize_edge_for_size_p, optimize_edge_for_speed_p,
9786 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
9787 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
9790 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9793 * c-decl.c (merge_decls): Merge USED flags.
9795 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
9797 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
9798 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
9799 next_stack, lab_false and lab_over trees.
9801 2008-07-28 Richard Guenther <rguenther@suse.de>
9803 PR tree-optimization/36957
9804 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
9805 (useless_type_conversion_p): Remove.
9806 (types_compatible_p): Remove.
9807 * gimple.h (tree_ssa_useless_type_conversion): Declare.
9808 (useless_type_conversion_p): Declare.
9809 (types_compatible_p): Declare.
9810 (gimple_expr_type): Return the base type only if it is
9811 trivially convertible to the subtype.
9813 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
9815 * configure.ac: Use the m4_do macro to concatenate the warnings into
9816 one string in ACX_PROG_CC_WARNING_OPTS,
9817 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
9818 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
9819 * configure: Regenerate.
9821 2008-07-28 Richard Guenther <rguenther@suse.de>
9823 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
9824 (insert_fake_stores): Remove.
9825 (realify_fake_stores): Likewise.
9826 (execute_pre): Remove dead code.
9827 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
9828 (find_func_aliases): Deal with it here instead.
9829 Re-enable gcc_unreachable call.
9831 2008-07-28 Richard Guenther <rguenther@suse.de>
9833 Merge from gimple-tuples-branch.
9835 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
9836 * gimple.def: New file.
9837 * gsstruct.def: Likewise.
9838 * gimple-iterator.c: Likewise.
9839 * gimple-pretty-print.c: Likewise.
9840 * tree-gimple.c: Removed. Merged into ...
9841 * gimple.c: ... here. New file.
9842 * tree-gimple.h: Removed. Merged into ...
9843 * gimple.h: ... here. New file.
9845 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
9846 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
9847 --enable-checking=gimple flag.
9848 * config.in: Likewise.
9849 * configure: Regenerated.
9851 * tree-ssa-operands.h: Tuplified.
9852 * tree-vrp.c: Likewise.
9853 * tree-loop-linear.c: Likewise.
9854 * tree-into-ssa.c: Likewise.
9855 * tree-ssa-loop-im.c: Likewise.
9856 * tree-dump.c: Likewise.
9857 * tree-complex.c: Likewise.
9858 * cgraphbuild.c: Likewise.
9859 * tree-ssa-threadupdate.c: Likewise.
9860 * tree-ssa-loop-niter.c: Likewise.
9861 * tree-pretty-print.c: Likewise.
9862 * tracer.c: Likewise.
9863 * gengtype.c: Likewise.
9864 * tree-loop-distribution.c: Likewise.
9865 * tree-ssa-loop-unswitch.c: Likewise.
9866 * cgraph.c: Likewise.
9867 * cgraph.h: Likewise.
9868 * tree-ssa-loop-manip.c: Likewise.
9869 * value-prof.c: Likewise.
9870 * tree-ssa-loop-ch.c: Likewise.
9871 * tree-tailcall.c: Likewise.
9872 * value-prof.h: Likewise.
9875 * tree-pass.h: Likewise.
9876 * ipa-cp.c: Likewise.
9877 * tree-scalar-evolution.c: Likewise.
9878 * tree-scalar-evolution.h: Likewise.
9879 * target.h: Likewise.
9880 * lambda-mat.c: Likewise.
9881 * tree-phinodes.c: Likewise.
9882 * diagnostic.h: Likewise.
9883 * builtins.c: Likewise.
9884 * tree-ssa-alias-warnings.c: Likewise.
9885 * cfghooks.c: Likewise.
9886 * fold-const.c: Likewise.
9887 * cfghooks.h: Likewise.
9888 * omp-low.c: Likewise.
9889 * tree-ssa-dse.c: Likewise.
9890 * ipa-reference.c: Likewise.
9891 * tree-ssa-uncprop.c: Likewise.
9892 * toplev.c: Likewise.
9893 * tree-gimple.c: Likewise.
9894 * tree-gimple.h: Likewise.
9895 * tree-chrec.c: Likewise.
9896 * tree-chrec.h: Likewise.
9897 * tree-ssa-sccvn.c: Likewise.
9898 * tree-ssa-sccvn.h: Likewise.
9899 * cgraphunit.c: Likewise.
9900 * tree-ssa-copyrename.c: Likewise.
9901 * tree-ssa-ccp.c: Likewise.
9902 * tree-ssa-loop-ivopts.c: Likewise.
9903 * tree-nomudflap.c: Likewise.
9904 * tree-call-cdce.c: Likewise.
9905 * ipa-pure-const.c: Likewise.
9906 * c-format.c: Likewise.
9907 * tree-stdarg.c: Likewise.
9908 * tree-ssa-math-opts.c: Likewise.
9909 * tree-ssa-dom.c: Likewise.
9910 * tree-nrv.c: Likewise.
9911 * tree-ssa-propagate.c: Likewise.
9912 * ipa-utils.c: Likewise.
9913 * tree-ssa-propagate.h: Likewise.
9914 * tree-ssa-alias.c: Likewise.
9915 * gimple-low.c: Likewise.
9916 * tree-ssa-sink.c: Likewise.
9917 * ipa-inline.c: Likewise.
9918 * c-semantics.c: Likewise.
9919 * dwarf2out.c: Likewise.
9921 * tree-ssa-loop-ivcanon.c: Likewise.
9922 * predict.c: Likewise.
9923 * tree-ssa-loop.c: Likewise.
9924 * tree-parloops.c: Likewise.
9925 * tree-ssa-address.c: Likewise.
9926 * tree-ssa-ifcombine.c: Likewise.
9927 * matrix-reorg.c: Likewise.
9928 * c-decl.c: Likewise.
9929 * tree-eh.c: Likewise.
9930 * c-pretty-print.c: Likewise.
9931 * lambda-trans.c: Likewise.
9932 * function.c: Likewise.
9933 * langhooks.c: Likewise.
9934 * ebitmap.h: Likewise.
9935 * tree-vectorizer.c: Likewise.
9936 * function.h: Likewise.
9937 * langhooks.h: Likewise.
9938 * tree-vectorizer.h: Likewise.
9939 * ipa-type-escape.c: Likewise.
9940 * ipa-type-escape.h: Likewise.
9941 * domwalk.c: Likewise.
9942 * tree-if-conv.c: Likewise.
9943 * profile.c: Likewise.
9944 * domwalk.h: Likewise.
9945 * tree-data-ref.c: Likewise.
9946 * tree-data-ref.h: Likewise.
9947 * tree-flow-inline.h: Likewise.
9948 * tree-affine.c: Likewise.
9949 * tree-vect-analyze.c: Likewise.
9950 * c-typeck.c: Likewise.
9951 * gimplify.c: Likewise.
9952 * coretypes.h: Likewise.
9953 * tree-ssa-phiopt.c: Likewise.
9954 * calls.c: Likewise.
9955 * tree-ssa-coalesce.c: Likewise.
9956 * tree.def: Likewise.
9957 * tree-dfa.c: Likewise.
9958 * except.c: Likewise.
9959 * except.h: Likewise.
9960 * cfgexpand.c: Likewise.
9961 * tree-cfgcleanup.c: Likewise.
9962 * tree-ssa-pre.c: Likewise.
9963 * tree-ssa-live.c: Likewise.
9964 * tree-sra.c: Likewise.
9965 * tree-ssa-live.h: Likewise.
9966 * tree-predcom.c: Likewise.
9967 * lambda.h: Likewise.
9968 * tree-mudflap.c: Likewise.
9969 * ipa-prop.c: Likewise.
9970 * print-tree.c: Likewise.
9971 * tree-ssa-copy.c: Likewise.
9972 * ipa-prop.h: Likewise.
9973 * tree-ssa-forwprop.c: Likewise.
9974 * ggc-page.c: Likewise.
9975 * c-omp.c: Likewise.
9976 * tree-ssa-dce.c: Likewise.
9977 * tree-vect-patterns.c: Likewise.
9978 * tree-ssa-ter.c: Likewise.
9979 * tree-nested.c: Likewise.
9980 * tree-ssa.c: Likewise.
9981 * lambda-code.c: Likewise.
9982 * tree-ssa-loop-prefetch.c: Likewise.
9983 * tree-inline.c: Likewise.
9984 * tree-inline.h: Likewise.
9985 * tree-iterator.c: Likewise.
9986 * tree-optimize.c: Likewise.
9987 * tree-ssa-phiprop.c: Likewise.
9988 * tree-vect-transform.c: Likewise.
9989 * tree-object-size.c: Likewise.
9990 * tree-outof-ssa.c: Likewise.
9991 * cfgloop.c: Likewise.
9992 * system.h: Likewise.
9993 * tree-profile.c: Likewise.
9994 * cfgloop.h: Likewise.
9995 * c-gimplify.c: Likewise.
9996 * c-common.c: Likewise.
9997 * tree-vect-generic.c: Likewise.
9998 * tree-flow.h: Likewise.
9999 * c-common.h: Likewise.
10000 * basic-block.h: Likewise.
10001 * tree-ssa-structalias.c: Likewise.
10002 * tree-switch-conversion.c: Likewise.
10003 * tree-ssa-structalias.h: Likewise.
10004 * tree-cfg.c: Likewise.
10005 * passes.c: Likewise.
10006 * ipa-struct-reorg.c: Likewise.
10007 * ipa-struct-reorg.h: Likewise.
10008 * tree-ssa-reassoc.c: Likewise.
10009 * cfgrtl.c: Likewise.
10010 * varpool.c: Likewise.
10011 * stmt.c: Likewise.
10012 * tree-ssanames.c: Likewise.
10013 * tree-ssa-threadedge.c: Likewise.
10014 * langhooks-def.h: Likewise.
10015 * tree-ssa-operands.c: Likewise.
10016 * config/alpha/alpha.c: Likewise.
10017 * config/frv/frv.c: Likewise.
10018 * config/s390/s390.c: Likewise.
10019 * config/m32c/m32c.c: Likewise.
10020 * config/m32c/m32c-protos.h: Likewise.
10021 * config/spu/spu.c: Likewise.
10022 * config/sparc/sparc.c: Likewise.
10023 * config/i386/i386.c: Likewise.
10024 * config/sh/sh.c: Likewise.
10025 * config/xtensa/xtensa.c: Likewise.
10026 * config/stormy16/stormy16.c: Likewise.
10027 * config/ia64/ia64.c: Likewise.
10028 * config/rs6000/rs6000.c: Likewise.
10029 * config/pa/pa.c: Likewise.
10030 * config/mips/mips.c: Likewise.
10032 2008-07-28 Simon Baldwin <simonb@google.com>
10034 * c-pragma.c (handle_pragma_message): New function.
10035 (init_pragma): Register handle_pragma_message.
10036 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
10039 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
10041 PR tree-optimization/35252
10042 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
10043 REALPART_EXPR to be considered as same load operation.
10045 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
10047 PR tree-optimization/36830
10048 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
10049 (expressions_equal_p): Return false if only one operand is null.
10051 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
10053 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
10054 version requirements.
10056 2008-07-26 Olivier Hainque <hainque@adacore.com>
10058 * collect2.c (symkind): New enum. Symbol kinds we care about.
10059 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
10060 code and head comment accordingly.
10061 (scan_prog_file): Use symkind names instead of bare integers.
10063 2008-07-25 Jan Hubicka <jh@suse.cz>
10065 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
10067 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
10068 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
10069 * dojump.c (clear_pending_stack_adjust): Likewise.
10070 * print-tree.c (print_node): Ignore DECL_INLINE.
10071 * tree-inline.c (inlinable_function_p): Likewise.
10073 2008-07-25 Michael Meissner <gnu@the-meissners.org>
10075 * doc/extend.texi (hot attribute): Document that the hot attribute
10076 turns on -O3 for some ports.
10077 (cold attribute): Document that the cold attribute turns on -Os
10080 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
10081 reflect function specific option support.
10083 * target.h (struct target_option_hooks): Add fields to say whether
10084 the cold attribute implies -Os and the hot attribute implies -O3.
10086 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
10087 By default, do not turn on -Os for cold functions.
10088 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
10089 not turn on -O3 for hot functions.
10091 * c-common.c (handle_hot_attribute): Use target hook to determine
10092 if hot functions should enable -O3.
10093 (handle_cold_attribute): Use target hook to determine if cold
10094 functions should enable -Os.
10096 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
10097 (override_options): Move disable scheduling to
10098 optimization_options.
10099 (optimization_options): Disable scheduling here, not
10101 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10102 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10104 * config/ia64/ia64.c (ia64_override_options): Move setting
10105 scheduling flags to ia64_optimization_options.
10106 (ia64_optimization_options): Disable scheduling options here, and
10107 not in ia64_override_options.
10108 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10109 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10111 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
10114 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
10116 2008-07-25 Martin Jambor <mjambor@suse.cz>
10118 PR tree-optimization/36926
10119 * ipa-prop.c (ipa_analyze_call_uses): Call
10120 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
10122 2008-07-25 Joseph Myers <joseph@codesourcery.com>
10124 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10125 movv2si_internal): Add mem = reg alternative.
10127 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
10130 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
10131 DEFAULT_PCC_STRUCT_RETURN to 127.
10133 2008-07-24 Jan Hubicka <jh@suse.cz>
10135 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
10136 (build_cgraph_edges): Likewise.
10137 * cgraph.c (cgraph_node): Do not update assembler hash.
10138 (cgraph_remove_node): Drop non-unit-at-a-time code.
10139 * tree-pass.h (pass_O0_always_inline): Remove.
10140 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
10141 * toplev.c (process_options): Flag unit-at-a-time does not imply
10142 no section anchors.
10143 * cgraphunit.c: Update comments.
10144 (decide_is_function_needed): Drop non-unit-at-a-time mode.
10145 (cgraph_assemble_pending_functions): Remove.
10146 (cgraph_reset_node): Drop non-unit-at-a-time code.
10147 (cgraph_finalize_function): Likewise.
10148 (cgraph_analyze_function): Likewise.
10149 (cgraph_finalize_compilation_unit): Likewise.
10150 (cgraph_expand_function): Likewise.
10151 (cgraph_optimize): Likesise.
10152 (save_inline_function_body): Likewise.
10153 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
10154 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
10155 * ipa-inline.c: Update comments.
10156 (enum inlining_mode): remove INLINE_SPEED.
10157 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
10158 (cgraph_mark_inline_edge): Likewise.
10159 (try_inline): Likewise.
10160 (cgraph_decide_inlining_incrementally): Likewise.
10161 (cgraph_gate_inlining): Remove.
10162 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
10163 (cgraph_gate_early_inlining): Likewise.
10164 (gate_inline_passes): Remove.
10165 (pass_inline_parameters, pass_ipa_inline): Remove gates.
10166 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10167 pass_O0_always_inline): Remove.
10168 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
10169 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
10170 * opts.c (no_unit_at_a_time_default): Remove.
10171 (decode_options): Remove flag_unit_at_a_time reset and warning.
10172 * opts.h (no_unit_at_a_time_default): Remove.
10173 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
10174 early in GNU dialect.
10175 (merge_decls): Update comment; drop unit-at-a-time check.
10176 (finish_decl): Likewise.
10177 (grok_declaration): Remove flag_inline_trees code.
10178 (finish_functions): Return on function returning non-void on all
10180 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
10181 * cfgexpand.c (expand_one_static_var): Remove.
10182 (expand_one_var): Remove expand_one_static_var call.
10183 (expand_used_vars_for_block): Remove flag_unit_a_time check.
10184 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
10185 and flag_unit_at_a-time compatibility checks.
10186 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
10187 * tree-inline.c (flag_inline_trees): Remove.
10188 (inlinable_function_p): Don't check it.
10189 (expand_call_inline): Remove non-unit-at-a-time code.
10190 * tree-inline.h (flag_inline_trees): Remove.
10191 * tree-optimize.c (execute_early_local_optimizations): Remove
10192 unit-at-a-time checks.
10193 (tree_rest_of_compilation): Likewise.
10194 * combine.c (setup_incoming_promotions): Likewise.
10195 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
10196 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
10197 * passes.c (pass_inline_parameters): Update comments; remove
10198 O0_alwaysinline pass.
10199 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
10200 (execute_one_pass): Likewise.
10201 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
10202 (ix86_function_sseregparm): Likewise.
10203 * arm.c (arm_function_in_section_p): Likewise.
10204 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
10205 * varpool.c: Update comments.
10206 (decide_is_variable_needed): Remove unit-at-a-time checks.
10207 (varpool_finalize_decl): Likewise.
10209 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
10211 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
10212 to 2 instead of -1.
10213 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
10215 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
10217 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
10218 imp symbol extension.
10220 2008-07-23 Ian Lance Taylor <iant@google.com>
10222 * tree-vrp.c (infer_value_range): Ignore asm statements when
10223 looking for memory accesses for -fdelete-null-pointer-checks.
10225 2008-07-24 Ben Elliston <bje@au.ibm.com>
10227 * config/spu/spu-c.c (__vector_keyword): New variable.
10228 (vector_keyword): Likewise.
10229 (spu_categorize_keyword): New function.
10230 (spu_macro_to_expand): Likewise.
10231 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
10232 compiling an ISO C dialect.
10234 2008-07-24 Ben Elliston <bje@au.ibm.com>
10236 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
10237 conventional usage.
10239 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10241 * configure: Regenerate.
10242 * configure.ac: Require texinfo 4.7.
10243 * doc/install.texi: Document texinfo 4.7 requirement.
10245 2008-07-23 Martin Jambor <mjambor@suse.cz>
10247 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
10248 rather than for DECL_SAVED_TREE.
10249 * ipa-prop.c: Include diagnostic.h.
10250 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
10252 (ipa_detect_param_modifications): Function rewritten from scratch.
10253 (ipa_compute_jump_functions): Changed accesses to modification flags.
10254 (ipa_free_node_params_substructures): Update flags destruction.
10255 (ipa_node_duplication_hook): Update flags duplication.
10256 (ipa_print_all_params_modified): Updated flag access.
10257 * ipa-prop.h (struct ipa_param_flags): New structure.
10258 (struct ipa_node_params): New field modification_analysis_done,
10259 modified_flags changed into param_flags.
10260 (ipa_is_ith_param_modified): Changed to use new flags.
10261 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
10263 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
10264 ipa-cp.c and split into two functions.
10265 (ipa_print_node_jump_functions): New function.
10266 (compute_scalar_jump_functions): New function.
10267 (type_like_member_ptr_p): New function.
10268 (compute_pass_through_member_ptrs): New function.
10269 (fill_member_ptr_cst_jump_function): New function.
10270 (determine_cst_member_ptr): New function.
10271 (compute_cst_member_ptr_arguments): New function.
10272 (ipa_compute_jump_functions): Complete rewrite.
10273 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
10274 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
10275 (struct ipa_member_ptr_cst): New structure.
10276 (union jump_func_value): New field member_cst.
10277 * ipa-cp.c (ipcp_lat_is_insertable): New function.
10278 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
10279 jump function types.
10280 (ipcp_print_all_lattices): Slight fprintf rearrangement.
10281 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
10282 instead of ipcp_print_all_jump_functions.
10283 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
10284 only for replacable scalars.
10286 * doc/invoke.texi (Optimize options): Add description of
10287 -findirect-inlining.
10288 * common.opt (flag_indirect_inlining): New flag.
10289 * opts.c (decode_options): Set flag_indirect_inlining when
10292 * ipa-inline.c: Include ipa-prop.h.
10293 (inline_indirect_intraprocedural_analysis): New function.
10294 (inline_generate_summary): Allocate parameter and argument info
10295 structures, call inline_indirect_intraprocedural_analysis on each
10296 node when doing indirect inlining and deallocate indirect inlining
10297 data structures in the end.
10298 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
10299 (free_all_ipa_structures_after_iinln): New function.
10300 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
10302 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
10304 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
10305 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10306 of computing the frequency separately.
10307 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10308 of computing the frequency separately.
10309 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
10310 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
10311 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
10312 (ipa_get_stmt_member_ptr_load_param): New function.
10313 (ipa_is_ssa_with_stmt_def): New function.
10314 (ipa_note_param_call): New function.
10315 (ipa_analyze_call_uses): New function.
10316 (ipa_analyze_stmt_uses): New function.
10317 (ipa_analyze_params_uses): New function.
10318 (ipa_free_node_params_substructures): Also free the param_calls linked
10320 (ipa_node_duplication_hook): Also duplicate the param_calls
10322 (ipa_print_node_param_flags): New function.
10323 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
10324 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
10325 * ipa-prop.h (struct ipa_param_flags): New field called.
10326 (struct ipa_param_call_note): New structure.
10327 (struct ipa_node_params): New fields param_calls and
10328 uses_analysis_done.
10329 (ipa_is_ith_param_called): New function.
10330 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
10331 ipa_analyze_params_uses and dump parameter flags.
10333 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
10334 ipa_propagate_indirect_call_infos if performing indirect inlining,
10335 pass a new parameter new_edges to it.
10336 (add_new_edges_to_heap): New fucntion.
10337 (cgraph_decide_inlining_of_small_functions): New vector
10338 new_indirect_edges for newly found indirect edges , call
10339 ipa_propagate_indirect_call_infos after inlining.
10340 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
10341 inlining if performing indirect inlining. Call
10342 free_all_ipa_structures_after_iinln when doing so too.
10343 (inline_generate_summary): Do not call
10344 free_all_ipa_structures_after_iinln here.
10345 * ipa-prop.c (update_jump_functions_after_inlining): New function.
10346 (print_edge_addition_message): New function.
10347 (update_call_notes_after_inlining): New function.
10348 (propagate_info_to_inlined_callees): New function.
10349 (ipa_propagate_indirect_call_infos): New function.
10350 * ipa-prop.h: Include cgraph.h
10351 (struct ipa_param_call_note): Fields reordered, new field processed.
10352 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
10353 flag indirect_call.
10354 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
10355 rediscovered call statements.
10356 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
10357 (dump_cgraph_node): Dump also the indirect_call flag.
10358 (cgraph_clone_edge): Copy also the indirect_call flag.
10359 * tree-inline.c (copy_bb): Do not check for fndecls from call
10360 expressions, check for edge availability when moving clones.
10361 (get_indirect_callee_fndecl): New function.
10362 (expand_call_inline): If callee declaration is not apprent from
10363 the statement, try calling get_indirect_callee_fndecl. Do not
10364 issue warnings or call sorry when not inlinings an indirect edge.
10365 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
10367 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
10368 bit more frandly to matching.
10369 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
10370 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
10371 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
10373 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10376 * opth-gen.awk: Suppress function specific features when building
10378 * optc-gen.awk: Ditto.
10380 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10383 * diagnostic.c (pedwarn): Add opt parameter.
10385 * c-tree.h (pedwarn_init): Add opt parameter.
10386 (pedwarn_c90): Likewise.
10387 (pedwarn_c99): Likewise.
10388 * c-errors.c (pedwarn_c99): Likewise.
10389 (pedwarn_c90): Likewise.
10390 * toplev.h (pedwarn): Update declaration.
10391 (pedwarn0): Declare.
10392 * c-lex.c: All calls to pedwarn changed.
10393 * builtins.c: All calls to pedwarn changed.
10394 * toplev.c: All calls to pedwarn changed.
10395 * c-decl.c: All calls to pedwarn changed.
10396 * c-typeck.c: All calls to pedwarn changed.
10397 * c-common.c: All calls to pedwarn changed.
10398 * c-parser.c: All calls to pedwarn changed.
10400 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10401 Karthik Kumar <karthikkumar@gmail.com>
10403 * attribs.c (file scope): Include c-common.h.
10404 (decl_attributes): Add support for #pragma GCC optimize and
10405 #pragma GCC option.
10407 * targhooks.c (default_can_inline_p): New function that is the
10408 default for the TARGET_CAN_INLINE_P target hook.
10410 * targhooks.h (default_can_inline_p): Add declaration.
10412 * tree.c (cl_optimization_node): New static tree for building
10413 OPTIMIZATION_NODE tree.
10414 (cl_target_option_node): New static tree for building
10415 TARGET_OPTION_NODE tree.
10416 (cl_option_hash_table): New hash table for hashing
10417 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10418 (cl_option_hash_hash): New function to provide the hash value for
10419 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10420 (cl_option_hash_eq): New function to provide an equality test for
10421 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10422 (tree_code_size): Add support for OPTIMIZATION_NODE and
10423 TARGET_OPTION_NODE trees.
10424 (tree_code_structure): Add support for OPTIMIZATION_NODE and
10425 TARGET_OPTION_NODE trees.
10426 (build_optimization_node): Build a tree that has all of the
10427 current optimization options.
10428 (build_target_option_node): Build a tree that has the target
10429 options that might be changed on a per function basis.
10431 * tree.h (file scope): Include options.h.
10432 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
10433 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10434 (TREE_OPTIMIZATION): Ditto.
10435 (TREE_TARGET_SPECIFIC): Ditto.
10436 (struct tree_function_decl): Add fields for remembering the
10437 current optimization options and target specific options.
10438 (struct tree_optimization_option): New tree variant that remembers
10439 the optimization options.
10440 (struct tree_target_option): New tree variant that remembers the
10441 target specific flags that might change for compiling a particular
10443 (union tree_node): Include tree_optimization_option and
10444 tree_target_option fields.
10445 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
10446 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
10447 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
10448 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
10449 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
10450 optimization and target options.
10451 (optimization_default_node): New macro to refer to global_trees
10453 (optimization_current_node): Ditto.
10454 (optimization_cold_node): Ditto.
10455 (optimization_hot_node): Ditto.
10456 (target_option_default_node): Ditto.
10457 (target_option_current_node): Ditto.
10458 (current_option_pragma): Ditto.
10459 (current_optimize_pragma): Ditto.
10461 * target.h (struct gcc_target): Add valid_option_attribute_p,
10462 target_option_save, target_option_restore, target_option_print,
10463 target_option_pragma_parse, and can_inline_p hooks.
10465 * toplev.h (parse_optimize_options): Add declaration.
10466 (fast_math_flags_struct_set_p): Ditto.
10468 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
10469 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
10472 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
10473 tree_can_inline_p hook to see if one function can inline another.
10474 (cgraph_decide_inlining): Ditto.
10475 (cgraph_decide_inlining_incrementally): Ditto.
10477 * opts.c (decode_options): Add support for running multiple times
10478 to allow functions with different target or optimization options
10479 than was specified on the command line.
10480 (fast_math_flags_struct_set_p): New function that is similar to
10481 fast_math_flags_set_p, except it uses the values in the
10482 cl_optimization structure instead of global variables.
10484 * optc-gen.awk: Add support for TargetSave to allow a back end to
10485 declare new fields that need to be saved when using function
10486 specific options. Include flags.h and target.h in the options.c
10487 source. Add support for Save to indicate which options can be set
10488 for individual functions. Generate cl_optimize_save,
10489 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
10490 cl_target_option_restore, cl_target_option_print functions to
10491 allow functions to use different optimization or target options.
10493 * opt-functions.awk (var_type_struct): Return the type used for
10494 storing the field in a structure.
10496 * opth-gen.awk: Add support for TargetSave to allow a back end to
10497 declare new fields that need to be saved when using function
10498 specific options. Add support for Save to indicate which options
10499 can be set for individual functions. Only generate one extern for
10500 Mask fields. Generate cl_optimization and cl_target_option
10501 structures to remember optimization and target options.
10503 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
10504 collecting new tree nodes.
10505 (TS_TARGET_OPTION): Ditto.
10507 * c-decl.c (merge_decls): Merge function specific target and
10508 optimization options.
10510 * function.c (invoke_set_current_function_hook): If the function
10511 uses different optimization options, change the global variables
10514 * coretypes.h (struct cl_optimization): Add forward reference.
10515 (struct cl_target_option): Ditto.
10517 * c-pragma.c (option_stack): New static vector to remember the
10518 current #pragma GCC option stack.
10519 (handle_pragma_option): New function to support #pragma GCC option
10520 to change target options.
10521 (optimize_stack): New static vector to remember the current
10522 #pragma GCC optimize stack.
10523 (handle_pragma_optimize): New function to support #pragma GCC
10524 optimize to change optimization options.
10525 (init_pragma): Add support for #pragma GCC optimize and #pragma
10528 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
10529 optimization options.
10530 (TARGET_OPTION_NODE): New tree code for remembering certain target
10533 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
10534 TARGET_OPTION_NODE trees.
10536 * common.opt (-O): Add Optimization flag.
10538 (-fmath-errno): Ditto.
10539 (-falign-functions): Add UInteger flag to make sure flag gets full
10540 int in cl_optimization structure.
10541 (-falign-jumps): Ditto.
10542 (-falign-labels): Ditto.
10543 (-falign-loops): Ditto.
10544 (-fsched-stalled-insns): Ditto.
10545 (-fsched-stalled-insns-dep): Ditto.
10547 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
10549 (TARGET_OPTION_SAVE): Ditto.
10550 (TARGET_OPTION_RESTORE): Ditto.
10551 (TARGET_OPTION_PRINT): Ditto.
10552 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10553 (TARGET_CAN_INLINE_P): Ditto.
10554 (TARGET_INITIALIZER): Add new hooks.
10556 * tree-inline.c (tree_can_inline_p): New function to determine
10557 whether one function can inline another. Check if the functions
10558 use compatible optimization options, and also call the backend
10561 * tree-inline.h (tree_can_inline_p): Add declaration.
10563 * c-common.c (c_common_attribute): Add support for option and
10564 optimize attributes.
10565 (handle_option_attribute): Add support for the option attribute to
10566 allow the user to specify different target options for compiling a
10568 (handle_optimize_attribute): Add support for the optimize
10569 attribute to allow the user to specify different optimization
10570 options for compiling a specific function.
10571 (handle_hot_attribute): Turn on -O3 optimization for this one
10572 function if it isn't the default optimization level.
10573 (handle_cold_attribute): Turn on -Os optimization for this one
10574 function if it insn't the default optimization.
10575 (const_char_p): New const char * typedef.
10576 (optimize_args): New static vector to remember the optimization
10578 (parse_optimize_options): New function to set up the optimization
10579 arguments from either the optimize attribute or #pragma GCC optimize.
10581 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
10582 (builtin_define_std): Ditto.
10584 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
10585 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
10586 (x86_64-*-*): Ditto.
10588 * Makefile.in (TREE_H): Add options.h.
10589 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
10591 * doc/extend.texi (option attribute): Document new attribute.
10592 (optimize attribute): Ditto.
10593 (hot attribute): Document hot attribute sets -O3.
10594 (cold attribute): Document cold attribute sets -Os.
10595 (#pragma GCC option): Document new pragma.
10596 (#pragma GCC optimize): Ditto.
10598 * doc/options.texi (TargetSave): Document TargetSave syntax.
10599 (UInteger): Document UInteger must be used for certain flags.
10600 (Save): Document Save option to create target specific options
10601 that can be saved/restored on a function specific context.
10603 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
10604 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10606 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
10607 (TARGET_OPTION_SAVE): Ditto.
10608 (TARGET_OPTION_RESTORE): Ditto.
10609 (TARGET_OPTION_PRINT): Ditto.
10610 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10611 (TARGET_CAN_INLINE_P): Ditto.
10613 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
10615 (-mfpmath=both): Ditto.
10617 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10618 Karthik Kumar <karthikkumar@gmail.com>
10620 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
10621 (TARGET_POPCNT): Ditto.
10622 (TARGET_SAHF): Ditto.
10623 (TARGET_AES): Ditto.
10624 (TARGET_PCLMUL): Ditto.
10625 (TARGET_CMPXCHG16B): Ditto.
10626 (TARGET_RECIP): Move switch into target_flags.
10627 (TARGET_FUSED_MADD): Ditto.
10628 (ix86_arch_features): Make an unsigned char type.
10629 (ix86_tune_features): Ditto.
10630 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
10631 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
10632 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
10634 * config/i386/i386.opt (arch): New TargetSave field to define
10635 fields that need to be saved for function specific option support.
10638 (branch_cost): Ditto.
10639 (ix86_isa_flags_explicit): Ditto.
10640 (tune_defaulted): Ditto.
10641 (arch_specified): Ditto.
10642 (-m128-long-double): Add Save flag to save option for target
10643 specific option support.
10645 (-maccumulate-outgoing-args): Ditto.
10646 (-malign-double): Ditto.
10647 (-malign-stringops): Ditto.
10648 (-mfancy-math-387): Ditto.
10649 (-mhard-float): Ditto.
10650 (-mieee-fp): Ditto.
10651 (-minline-all-stringops): Ditto.
10652 (-minline-stringops-dynamically): Ditto.
10653 (-mms-bitfields): Ditto.
10654 (-mno-align-stringops): Ditto.
10655 (-mno-fancy-math-387): Ditto.
10656 (-mno-push-args): Ditto.
10657 (-mno-red-zone): Ditto.
10658 (-mpush-args): Ditto.
10659 (-mred-zone): Ditto.
10661 (-msseregparm): Ditto.
10662 (-mstack-arg-probe): Ditto.
10674 (-mno-sse4): Ditto.
10677 (-mrecip): Move flag into target_flags.
10679 (-mno-fused-madd): Ditto.
10680 (-mfused-madd): Ditto.
10681 (-mabm): Move flag into ix86_isa_flags.
10688 * config/i386/i386-c.c: New file for #pragma support.
10689 (ix86_target_macros_internal): New function to #define or #undef
10690 target macros based when the user uses the #pragma GCC option to
10691 change target options.
10692 (ix86_pragma_option_parse): New function to add #pragma GCC option
10694 (ix86_target_macros): Move defining the target macros here from
10695 TARGET_CPU_CPP_BUILTINS in i386.h.
10696 (ix86_register_pragmas): Register the #pragma GCC option hook. If
10697 defined, initialize any subtarget #pragmas.
10699 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
10700 REGISTER_TARGET_PRAGMAS.
10702 * config/i386/t-i386: New file for x86 dependencies.
10703 (i386.o): Make dependencies mirror the include files used.
10704 (i386-c.o): New file, add dependencies.
10706 * config/i386/i386-protos.h (override_options): Add bool argument.
10707 (ix86_valid_option_attribute_tree): Add declaration.
10708 (ix86_target_macros): Ditto.
10709 (ix86_register_macros): Ditto.
10711 * config/i386/i386.c (ix86_tune_features): Move initialization of
10712 the target masks to initial_ix86_tune_features to allow functions
10713 to have different target options. Make type unsigned char,
10714 instead of unsigned int.
10715 (initial_ix86_tune_features): New static vector to hold processor
10716 masks for the tune variables.
10717 (ix86_arch_features): Move initialization of the target masks to
10718 initial_ix86_arch_features to allow functions to have different
10719 target options. Make type unsigned char, instead of unsigned int.
10720 (initial_ix86_arch_features): New static vector to hold processor
10721 masks for the arch variables.
10722 (enum ix86_function_specific_strings): New enum to describe the
10723 string options used for attribute((option(...))).
10724 (ix86_target_string): New function to return a string that
10725 describes the target options.
10726 (ix86_debug_options): New function to print the current options in
10728 (ix86_function_specific_save): New function hook to save the
10729 function specific global variables in the cl_target_option structure.
10730 (ix86_function_specific_restore): New function hook to restore the
10731 function specific variables from the cl_target_option structure to
10732 the global variables.
10733 (ix86_function_specific_print): New function hook to print the
10734 target specific options in the cl_target_option structure.
10735 (ix86_valid_option_attribute_p): New function hook to validate
10736 attribute((option(...))) arguments.
10737 (ix86_valid_option_attribute_tree): New function that is common
10738 code between attribute((option(...))) and #pragma GCC option
10739 support that parses the options and returns a tree holding the options.
10740 (ix86_valid_option_attribute_inner_p): New helper function for
10741 ix86_valid_option_attribute_tree.
10742 (ix86_can_inline_p): New function hook to decide if one function
10743 can inline another on a target specific basis.
10744 (ix86_set_current_function); New function hook to switch target
10745 options if the user used attribute((option(...))) or #pragma GCC
10747 (ix86_tune_defaulted): Move to static file scope from
10749 (ix86_arch_specified): Ditto.
10750 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
10752 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
10753 (OPTION_MASK_ISA_ABM_SET): Ditto.
10754 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
10755 (OPTION_MASK_ISA_CX16_SET): Ditto.
10756 (OPTION_MASK_ISA_SAHF_SET): Ditto.
10757 (OPTION_MASK_ISA_AES_UNSET): Ditto.
10758 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
10759 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
10760 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
10761 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
10762 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
10763 (struct ptt): Move to static file scope from override_options.
10764 (processor_target_table): Ditto.
10765 (cpu_names): Ditto.
10766 (ix86_handle_option): Add support for options that are now isa options.
10767 (override_options): Add support for declaring functions that
10768 support different target options than were specified on the
10769 command line. Move struct ptt, processor_target_table, cpu_names,
10770 ix86_tune_defaulted, ix86_arch_specified to static file scope.
10771 Add bool argument. Fix up error messages so the appropriate error
10772 is given for either command line or attribute.
10773 (ix86_previous_fndecl): New static to remember previous function
10774 declaration to see if we need to change target options.
10775 (ix86_builtins_isa): New array to record the ISA of each builtin
10777 (def_builtin): Always create the builtin function, even if the
10778 current ISA doesn't support it.
10779 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
10780 tests for those builtins.
10781 (ix86_init_builtins): Remove TARGET_MMX test for calling
10782 ix86_init_mmx_sse_builtins.
10783 (ix86_expand_builtin): If the current ISA doesn't support a given
10784 builtin, signal an error.
10785 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
10786 (TARGET_SET_CURRENT_FUNCTION): Ditto.
10787 (TARGET_OPTION_SAVE): Ditto.
10788 (TARGET_OPTION_RESTORE): Ditto.
10789 (TARGET_OPTION_PRINT): Ditto.
10790 (TARGET_CAN_INLINE_P): Ditto.
10792 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
10794 * c-typeck.c (build_external_ref): Don't call assemble_external.
10795 * final.c (output_operand): Call assemble_external.
10797 2008-07-21 DJ Delorie <dj@redhat.com>
10799 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
10800 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
10802 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10804 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
10805 original insn and splitter contents into ...
10806 ("*div<mode>3_fast"): ... this new pattern. Enable only if
10807 flag_unsafe_math_optimizations. Add dummy scratch register.
10808 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
10809 !flag_unsafe_math_optimizations. Returns number with next
10810 highest magnitude if this is still less or equal to the true
10811 quotient in magnitude.
10813 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
10815 * Makefile.in: Replace toplev.h with TOPLEV_H.
10816 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
10817 * c-lex.c (fe_file_change): Don't set in_system_header.
10818 * c-parser.c (c_token): Remove in_system_header.
10819 (c_lex_one_token): Don't set in_system_header.
10820 (c_parser_set_source_position_from_token): Don't set in_system_header.
10821 * diagnostic.c (diagnostic_report_diagnostic): Use location from
10824 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
10825 * flags.h (in_system_header): Remove.
10826 * function.c (saved_in_system_header): Remove.
10827 (push_cfun): Don't set in_system_header.
10828 (pop_cfun): Don't set in_system_header.
10829 (push_struct_function): Don't set in_system_header.
10830 * input.h (expanded_location): Add sysp.
10831 (in_system_header_at): New.
10832 (in_system_header): New.
10833 * toplev.c (in_system_header): Remove.
10834 * toplev.h: Include input.h
10836 * tree-cfg.c (execute_warn_function_return): Call warning_at.
10837 * tree-ssa.c (warn_uninit): Call warning_at.
10838 (warn_uninitialized_var): Update calls to warn_uninit.
10839 (warn_uninitialized_phi): Update calls to warn_uninit.
10840 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
10841 (expand_location): Initialize xloc.sysp.
10842 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
10843 (tree_decl_with_vis): Remove in_system_header_flag.
10845 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
10848 * recog.c (asm_operand_ok): Change the order of the extra
10849 memory constraint checks.
10851 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
10854 * tree-switch-conversion.c (build_one_array): Call
10855 varpool_mark_needed_node and varpool_finalize_decl
10856 instead of assemble_variable.
10858 2008-07-19 Jan Hubicka <jh@suse.cz>
10860 * cgraph.c (cgraph_add_new_function): Do early local passes.
10861 * tree-nrv.c (gate_pass_return_slot): New gate.
10862 (pass_nrv): Add the gate.
10863 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
10865 (coalesce_ssa_name): Coalesce SSA names.
10866 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
10867 not optimizing so unused user vars remains visible.
10868 * common.opt (flag_tree_ter): Always enable by default.
10869 * tree-ssa-ter.c: Include flags.h
10870 (is_replaceable_p): Check that locations match; when aliasing
10871 is missing be conservative about loads.
10872 * tree-optimize.c (gate_init_datastructures): Remove.
10873 (pass_init_datastructures): New.
10874 * passes.c: Reorder passes so we always go into SSA.
10876 2008-07-19 Jan Hubicka <jh@suse.cz>
10878 * doc/extend.texi (flatten attribute): Remove note about
10880 * doc/invoke.texi (--combine): Likewise.
10881 (-finline-functions-called-once): Update levels when enabled.
10882 (-funit-at-a-time): Document new behaviour.
10883 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
10884 -fno-section-anchors when disabled explicitly.
10885 (inline params): They are not ignored now.
10886 (precompiled headers): Remove unit-at-a-time as being incompatible.
10887 * opts.c (decode_options): Handle unit-at-a-time as alias;
10888 imply -fno-section-anchors when toplevel reorder is disabled
10890 * common.opt (ftoplevel-reorder): Set default value to 2.
10891 (funit-at-a-time): Set default value to 1.
10892 * config/rs6000/rs6000.c (optimization_options): Set section anchors
10895 2008-07-19 Jan Hubicka <jh@suse.cz>
10897 * builtins.c (expand_builtin_int_roundingfn,
10898 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
10901 2008-07-19 Richard Guenther <rguenther@suse.de>
10904 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
10905 * tree-ssa-sccvn.c (get_constant_value_id): New function.
10906 * tree-ssa-pre.c (get_expr_value_id): For newly created
10907 constant value-ids make sure to add the expression to its
10910 2008-07-19 Jakub Jelinek <jakub@redhat.com>
10912 PR middle-end/36877
10913 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
10914 return value of the builtin is ignored.
10916 2008-07-19 Olivier Hainque <hainque@adacore.com>
10918 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
10919 bits, a C conformant malloc implementation has to provide.
10920 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
10922 2008-07-19 Joseph Myers <joseph@codesourcery.com>
10926 * reload.c (find_reloads_subreg_address): Only reload address if
10927 reloaded == 0, not for reloaded != 1.
10930 2008-07-16 Joseph Myers <joseph@codesourcery.com>
10931 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
10932 (m32c_legitimate_address_p): Handle "++rii" addresses created by
10933 m32c_legitimize_reload_address.
10935 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
10936 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
10937 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
10939 2008-07-19 Olivier Hainque <hainque@adacore.com>
10941 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
10942 argument, saying whether nested array are to be collapsed
10943 into a single array type DIE with multiple subscripts.
10944 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
10945 issues, centralize the nested array types collapsing control and
10946 disable the transformation for Ada.
10948 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
10951 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
10953 (x86_64_shift_adj_2): New expander.
10954 (x86_64_shift_adj_3): Ditto.
10955 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
10956 to split TImode operands.
10957 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
10958 (ix86_split_lshr): Ditto.
10960 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
10962 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
10963 and __CHAR32_TYPE__.
10964 * c-typeck.c (digest_init): Support char16_t and char32_t.
10965 (set_nonincremental_init_from_string): Idem.
10967 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10969 PR middle-end/36859
10970 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
10971 PREFERRED_STACK_BOUNDARY.
10972 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
10974 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
10976 PR middle-end/36858
10977 * function.c (locate_and_pad_parm): Cap boundary earlier.
10979 2008-07-17 Julian Brown <julian@codesourcery.com>
10981 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
10982 no-op for targets which don't use DLLs.
10984 2008-07-17 Martin Jambor <mjambor@suse.cz>
10986 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
10987 that nodes are relevant by examining the node->analyzed flag.
10988 (ipcp_init_stage): Check which nodes are relevant, assert that the
10989 relevant ones are also required.
10990 (ipcp_propagate_stage): Check on the side arrays are properly
10992 (ipcp_print_all_jump_functions): Make sure not to touch any node
10993 that is not analyzed or an edge that does not have a corresponding
10994 entry in the on-the-side vectors.
10995 (ipcp_function_scale_print): Likewise.
10996 (ipcp_update_callgraph): Check that the node is relevant.
10997 (ipcp_insert_stage): Check that the node is relevant. Check there is
10998 an info for every node and edge.
10999 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
11000 (ipa_print_all_tree_maps): Likewise and a new variable info.
11001 (ipa_print_all_params_modified): Likewise.
11002 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
11004 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
11007 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
11009 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
11011 PR rtl-optimization/36753
11012 * fwprop.c (use_killed_between): Don't shortcut
11013 single-definition global registers.
11015 2008-07-16 Jan Hubicka <jh@suse.cz>
11017 * cgraph.h (varpool_empty_needed_queue): Declare.
11018 * cgraphunit.c (output_in_order): Mark all variables as needed;
11020 * varpool.c (varpool_assemble_node): Update debug queue.
11021 (varpool_assemble_pending_decls): Don't do it here.
11022 (varpool_empty_needed_queue): New function.
11024 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11026 * recog.c (peephole2_optimize): Fix formatting.
11028 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11030 * c-pch.c (get_ident): Avoid C++ keywords.
11031 * combine-stack-adj.c (single_set_for_csa): Likewise.
11032 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
11033 output_asm_insn): Likewise.
11034 * reload.c (push_secondary_reload, find_reusable_reload,
11035 push_reload, combine_reloads, find_reloads,
11036 debug_reload_to_stream): Likewise.
11037 * reload.h (struct reload): Likewise.
11038 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
11039 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
11040 emit_output_reload_insns): Likewise.
11041 * targhooks.c (default_secondary_reload): Likewise.
11042 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
11044 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11046 * recog.c (validate_change_1, validate_change,
11047 validate_unshare_change, validate_replace_rtx_1, struct
11048 funny_match, constrain_operands, peephole2_optimize): Avoid C++
11050 * reload.c (push_secondary_reload, secondary_reload_class,
11051 scratch_reload_class, find_valid_class, find_reusable_reload,
11052 push_reload, find_dummy_reload, find_reloads_address_1,
11053 find_reloads_address_part, find_equiv_reg): Likewise.
11054 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
11055 choose_reload_regs): Likewise.
11056 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
11058 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
11059 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
11060 * sched-rgn.c (concat_INSN_LIST): Likewise.
11061 * stor-layout.c (mode_for_size, mode_for_size_tree,
11062 smallest_mode_for_size): Likewise.
11064 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11066 * cfg.c (dump_reg_info): Avoid C++ keywords.
11067 * dwarf2asm.c (dw2_force_const_mem,
11068 dw2_asm_output_encoded_addr_rtx): Likewise.
11069 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
11070 * expmed.c (expand_shift): Likewise.
11071 * global.c (find_reg): Likewise.
11072 * graph.c (draw_edge): Likewise.
11073 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
11074 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
11075 widen_clz, widen_bswap, expand_parity, expand_unop,
11076 emit_cmp_and_jump_insn_1): Likewise.
11077 * postreload.c (reload_cse_simplify_operands): Likewise.
11078 * ra.h (add_neighbor): Likewise.
11079 * reg-stack.c (remove_regno_note, change_stack): Likewise.
11080 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
11081 record_reg_classes, copy_cost, record_address_regs,
11082 invalid_mode_change_p): Likewise.
11083 * regrename.c (regrename_optimize, scan_rtx_reg,
11084 dump_def_use_chain, find_oldest_value_reg,
11085 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
11087 2008-07-16 David Edelsohn <edelsohn@gnu.org>
11089 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
11090 MASK_POWERPC64 for power4 in previous commit.
11092 2008-07-16 Olivier Hainque <hainque@adacore.com>
11094 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
11095 instead of bare conversion to cast const-ness away.
11097 2008-07-16 Anatoly Sokolov <aesok@post.ru>
11099 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
11100 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
11101 * config/xtensa/xtensa.c (xtensa_function_value): New function.
11102 (TARGET_FUNCTION_VALUE): Define.
11104 2008-07-16 David Edelsohn <edelsohn@gnu.org>
11106 * config/rs6000/rs6000.c (processor_target_table): Add
11107 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
11109 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11112 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11113 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11114 m32c_legitimize_reload_address.
11116 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
11118 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
11119 DECL_IN_SYSTEM_HEADER in sync.
11121 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
11123 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
11124 * tree-ssa-pre.c (pre_expr_eq): Ditto
11125 (get_constant_for_value_id): Take a type as an argument.
11126 (fully_constant_expression): Pass in type.
11127 (find_or_generate_expression): Short circuit constant case.
11128 (create_expression_by_pieces): Remove special casing of
11130 (do_regular_insertion): Short circuit constant case.
11131 (do_partial_partial_insertion): Ditto.
11133 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11136 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
11138 2008-07-15 Bob Wilson <bob.wilson@acm.org>
11140 * config/xtensa/libgcc-xtensa.ver: New file.
11141 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
11143 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11145 * df-problems.c (df_set_note): Avoid C++ keywords.
11146 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
11147 * dse.c (record_store, remove_useless_values): Likewise.
11148 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
11149 gen_reg_rtx_offset, operand_subword, change_address_1,
11150 change_address, adjust_address_1, offset_address,
11151 widen_memory_access, emit_copy_of_insn_after): Likewise.
11152 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
11153 * fwprop.c (should_replace_address, propagate_rtx_1,
11154 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
11156 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
11157 gcse_emit_move_after, update_ld_motion_stores): Likewise.
11158 * lcm.c (compute_insert_delete, pre_edge_lcm,
11159 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
11160 * lower-subreg.c (resolve_reg_notes): Likewise.
11161 * mode-switching.c (optimize_mode_switching): Likewise.
11163 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11165 * bt-load.c (add_btr_def, migrate_btr_def,
11166 branch_target_load_optimize): Avoid C++ keywords.
11167 * caller-save.c (insert_restore, insert_save, insert_one_insn):
11169 * combine.c (subst, simplify_set, make_extraction,
11170 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
11171 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
11172 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
11174 2008-07-15 Richard Guenther <rguenther@suse.de>
11176 PR middle-end/36369
11177 * c-common.c (strict_aliasing_warning): Do not warn for
11178 TYPE_REF_CAN_ALIAS_ALL pointers.
11179 (c_common_get_alias_set): may_alias types are not special.
11180 * tree.c (build_pointer_type_for_mode): Look up the may_alias
11181 attribute and set can_ref_all accordingly.
11182 (build_reference_type_for_mode): Likewise.
11183 * doc/extend.texi (may_alias): Clarify.
11185 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11188 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11189 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11191 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11194 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
11195 gcc_assert, instead call output_operand_lossage.
11197 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
11199 * builtins.c (std_canonical_va_list): Treat structure based
11202 2008-07-15 Ben Elliston <bje@au.ibm.com>
11204 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
11206 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
11208 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
11211 2008-07-14 Jan Hubicka <jh@suse.cz>
11213 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
11214 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
11215 fix predicates and constraints.
11216 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
11217 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
11219 2008-07-14 Doug Kwan <dougkwan@google.com>
11221 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
11222 additional option file arm/eabi.opt.
11223 * config/arm/eabi.h (File): New configuration file for EABI targets.
11224 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
11225 SUBSUBTARGET_EXTRA_SPECS.
11226 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
11227 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
11228 from STARTFILE_SPEC so that it can be referenced in an override.
11229 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
11230 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
11231 can be referenced in an override.
11232 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
11233 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
11234 so that it can be referenced in an override.
11235 (LINK_SPEC): Use BPABI_LINK_SPEC.
11236 * config/arm/eabi.opt (File): New.
11238 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11240 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
11241 (FIXED_VALUE_H): New variable.
11242 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
11243 input.h, fixed-value.h.
11244 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
11245 (BASIC_BLOCK_H): Use $(BITMAP_H).
11246 (FUNCTION_H): Add varray.h.
11247 (IPA_REFERENCE_H): Use $(BITMAP_H).
11248 (CGRAPH_H): Add $(BASIC_BLOCK_H).
11249 (DF_H): Use $(BITMAP_H).
11250 (GGC_H): Add statistics.h.
11251 (INSN_ADDR_H): New.
11252 (INSN_ATTR_H): Use it.
11253 (SYSTEM_H): Add safe-ctype.h, filenames.h.
11255 (SYMTAB_H): Add $(OBSTACK_H).
11256 (CPP_INTERNAL_H): New.
11257 (TREE_DUMP_H): Add tree-pass.h.
11258 (TREE_FLOW_H): Use $(BITMAP_H)
11259 (PRETTY_PRINT_H): Use $(INPUT_H).
11260 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
11263 (many object files): Fix lots of header dependencies throughout.
11265 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11267 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
11269 (s-gtyp-input): Use them to write tmp-gi.list.
11270 (echo_to_gi.list): Remove.
11272 2008-07-14 Richard Guenther <rguenther@suse.de>
11274 * tree-ssa-sccvn.c (pre_info): Remove.
11275 (switch_to_PRE_table): Likewise.
11276 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
11277 (set_hashtable_value_ids): Do not create value-ids for the
11279 (run_scc_vn): Remove double test. Remove bogus special-case
11280 in value-number printing.
11281 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
11282 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
11284 * tree-flow-inline.h (get_value_handle): Remove.
11285 * tree-flow.h (get_value_handle): Remove.
11287 2008-07-14 Martin Jambor <mjambor@suse.cz>
11289 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
11290 in which we generate arithmetics is not a subrange.
11292 2008-07-14 Martin Jambor <mjambor@suse.cz>
11294 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
11296 2008-07-14 Richard Guenther <rguenther@suse.de>
11298 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
11300 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
11303 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
11304 reload for symbol refs moved to r0 with -fPIC.
11305 (legitimize_pic_address): Use the target register as temporary
11307 (emit_symbolic_move): Adjust comment.
11308 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
11311 2008-07-14 Ben Elliston <bje@au.ibm.com>
11313 * c-common.h (C_CPP_HASHNODE): New macro.
11314 * coretypes.h (struct cpp_token): Forward declare.
11315 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11316 the context-sensitive keyword method.
11317 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
11318 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
11319 expand_bool_pixel): New.
11320 (altivec_categorize_keyword): New function.
11321 (init_vector_keywords): New function.
11322 (rs6000_macro_to_expand): Likewise.
11323 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
11324 compiling an ISO C dialect.
11326 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
11328 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
11329 (create_expression_by_pieces): Fix typo.
11330 (do_regular_insertion): Use debug counter here too.
11332 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
11335 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
11336 CONST_OK_FOR_LETTER_P. All port-local users changed.
11337 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
11338 implement Kp matching power-of-two.
11339 (CONSTRAINT_LEN): Define to match.
11340 * config/cris/cris.md: Replace all use of constraint K with Kc.
11341 ("*btst*): Use Kp for operand 0 of last alternative.
11343 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11346 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
11349 2008-07-13 Jan Hubicka <jh@suse.cz>
11351 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
11354 2008-07-13 Richard Guenther <rguenther@suse.de>
11356 PR middle-end/36811
11357 * langhooks.c (lhd_print_error_function): Deal with recursive
11360 2008-07-12 Jan Hubicka <jh@suse.cz>
11362 * cgraph.c (assembler_name_hash): New static var.
11363 (hash_node_by_assembler_name, eq_assembler_name): New.
11364 (cgraph_node_for_asm): Use hashtable.
11365 (cgraph_remove_node): Maintain hashtable.
11366 (change_decl_assembler_name): Sanity check that names are not changing
11367 after aliasing was processed.
11368 * cgraph.h (varpoon_node): Add next GGC marker.
11369 * tree.c (decl_assembler_name_equal): Constify.
11370 (decl_assembler_name_hash): New.
11371 * tree.h (decl_assembler_name_equal): Constify.
11372 (decl_assembler_name_hash): Update.
11374 2008-07-12 David Daney <ddaney@avtrex.com>
11376 * config/mips/driver-native.c (host_detect_local_cpu): Handle
11377 sb1 and r5000 cpus.
11379 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
11381 * doc/md.texi: Document the MIPS "v" constraint.
11382 * config/mips/mips.h (reg_class): Revert last change.
11383 (REG_CLASS_NAMES): Likewise.
11384 (REG_CLASS_CONTENTS): Likewise.
11385 * config/mips/mips.c (mips_regno_to_class): Likewise.
11386 * config/mips/constraints.md (v): Likewise, but add documentation.
11387 Add a comment to say that this constraint should not be used in
11390 2008-07-11 DJ Delorie <dj@redhat.com>
11392 * config/h8300/h8300.md (length): Fix branch offset limit.
11394 2008-07-11 Anatoly Sokolov <aesok@post.ru>
11396 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
11397 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
11398 (avr_hard_regno_scratch_ok): New function.
11399 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11400 * config/avr/avr.md (all peepholes that request a scratch register):
11401 Remove avr_peep2_scratch_safe use.
11403 2008-07-11 Tom Tromey <tromey@redhat.com>
11404 Ian Lance Taylor <iant@google.com>
11406 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
11407 (struct c_common_resword): Define.
11408 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
11409 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
11410 (c_common_reswords, num_c_common_reswords): Declare.
11411 * c-common.c (c_common_reswords): New global const array.
11412 (num_c_common_reswords): New const int.
11413 * c-parser.c (struct resword, reswords): Don't define.
11414 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
11415 (c_parse_init): Clarify mask code. Use c_common_reswords rather
11416 than reswords. If warning about C++ keywords, give them a special
11418 (c_lex_one_token): Warn about C++ keywords. Call
11419 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
11420 (c_parser_external_declaration): Look for RID_xxx rather than
11421 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
11422 (c_parser_statement_after_labels): Likewise.
11423 (c_parser_objc_class_instance_variables): Likewise.
11424 (c_parser_objc_class_declaration): Likewise.
11425 (c_parser_objc_try_catch_statement): Likewise.
11426 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
11427 (declspecs_add_type): Likewise.
11429 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
11431 * ggc-page.c (alloc_page):
11432 Substituting xmalloc, xcalloc with
11433 XNEWVEC and XCNEWVAR macros which add the
11436 2008-07-11 Richard Guenther <rguenther@suse.de>
11438 PR tree-optimization/36765
11439 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
11440 aliases from HEAP vars to SMTs.
11442 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11444 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
11445 * configure.ac (loose_warn): Move -Wc++-compat from here...
11446 (strict_warn): ...to here.
11447 * configure: Regenerate.
11449 2008-07-10 Joseph Myers <joseph@codesourcery.com>
11451 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
11452 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
11453 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
11454 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
11455 excluding more specific h8300-*-* and sh-*-* targets.
11457 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
11459 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
11460 (eliminate): Ditto.
11461 (execute_pre): Call loop_optimizer_finalize in early exit.
11463 2008-07-10 Jakub Jelinek <jakub@redhat.com>
11465 PR middle-end/36790
11466 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
11467 uids in the bitmap, not just VAR_DECL uids.
11469 PR rtl-optimization/36419
11470 * combine-stack-adj.c (adjust_frame_related_expr): New function.
11471 (combine_stack_adjustments_for_block): Call it if needed. Delete
11473 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
11474 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
11475 prologue sp adjustment.
11477 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
11480 * opts.c (print_ignored_options): Report postponed diagnostics for
11481 unknown -Wno-* options as warnings, not errors.
11482 (postpone_unknown_option_error): Renamed to...
11483 (postpone_unknown_option_warning): ... this.
11485 2008-07-09 Doug Kwan <dougkwan@google.com>
11488 2008-07-08 Doug Kwan <dougkwan@google.com>
11490 * config/arm/arm.opt (mandroid): New option.
11491 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11492 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11494 (CC1PLUS_SPEC): Same.
11496 (STARTFILE_SPEC): Same.
11497 (ENDFILE_SPEC): Same.
11498 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11501 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
11504 * config/mips/mips.h (reg_class): Remove V1_REG.
11505 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
11506 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
11507 instead of V1_REGS.
11508 (mips_get_tp): New function.
11509 (mips_legitimize_tls_address): Use it.
11510 * config/mips/constraints.md (v): Delete.
11511 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
11512 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
11513 After reload, split into a move and ...
11514 (*tls_get_tp_<mode>_split): ...this new instruction.
11516 2008-07-09 David Daney <ddaney@avtrex.com>
11518 * config/mips/driver-native.c: Include coretypes.h and tm.h.
11520 2008-07-09 Jakub Jelinek <jakub@redhat.com>
11522 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
11523 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
11525 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
11526 htab_delete should be called. Don't free c.
11527 (lookup_tmp_var): Create temp_htab lazily.
11528 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
11529 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
11531 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
11532 lower_omp_ordered, lower_omp_critical, lower_omp_for,
11533 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
11534 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
11535 * tree-sra.c (generate_element_init): Likewise.
11536 * tree-mudflap.c (execute_mudflap_function_ops,
11537 execute_mudflap_function_decls): Likewise.
11538 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
11539 * tree-gimple.h (struct gimplify_ctx): New type.
11540 (push_gimplify_context): Adjust prototype.
11542 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
11544 * tree-ssa-pre.c (phi_translate_1): Update placement of
11545 add_to_value calls.
11547 2008-07-09 Anatoly Sokolov <aesok@post.ru>
11549 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
11550 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
11551 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
11552 * targhooks.c (default_hard_regno_scratch_ok): New function.
11553 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
11554 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
11555 * recog.c: Include "target.h".
11556 (peep2_find_free_register): Add check for global regs. Add target
11558 * Makefile.in (recog.o): Depend on target.h.
11560 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
11562 * config/sh/sh.c (sh_canonical_va_list_type): New.
11563 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
11565 2008-07-09 Raksit Ashok <raksit@google.com>
11567 * doc/invoke.texi (Option Summary): Mention new option
11568 -Wdisallowed-function-list=...
11569 (Warning Options): Document -Wdisallowed-function-list=...
11570 * common.opt (Wdisallowed-function-list=): New flag.
11571 * flags.h (warn_disallowed_functions): External definition of new
11572 boolean warning flag.
11573 (warn_if_disallowed_function_p): Declare new function.
11574 * opts.c (warning_disallowed_functions): New static variable.
11575 (warn_disallowed_functions): New boolean warning flag.
11576 (warn_if_disallowed_function_p): New function.
11577 (add_comma_separated_to_vector): Rename
11578 add_instrument_functions_exclude_list to this.
11579 (common_handle_option): Handle new option. Rename calls to
11580 add_instrument_functions_exclude_list into calls to
11581 add_comma_separated_to_vector.
11582 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
11583 based on flag warn_disallowed_functions.
11585 2008-07-09 Christian Bruel <christian.bruel@st.com>
11587 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
11588 instead of get_attr_length.
11590 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11592 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
11594 * genemit.c (gen_insn): Likewise.
11595 * gengtype.c (note_def_vec): Likewise.
11596 * gengtype.h (note_def_vec): Likewise.
11597 * genoutput.c (struct data, output_insn_data, process_template,
11598 gen_expand, gen_split, note_constraint): Likewise.
11599 * genrecog.c (new_decision, add_to_sequence, factor_tests,
11600 make_insn_sequence): Likewise.
11601 * gensupport.c (record_insn_name): Likewise.
11603 2008-07-08 Doug Kwan <dougkwan@google.com>
11605 * config/arm/arm.opt (mandroid): New option.
11606 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11607 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11609 (CC1PLUS_SPEC): Same.
11611 (STARTFILE_SPEC): Same.
11612 (ENDFILE_SPEC): Same.
11613 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11616 2008-07-08 Raksit Ashok <raksit@google.com>
11618 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
11619 (set_storage_via_setmem): Fix expected_align parameter.
11620 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
11621 missing from the list.
11622 * doc/md.texi (movmem): Explicitly state that expected alignment is
11623 to be expressed in bytes.
11624 (setmem): Explicitly state that expected alignment is to be expressed
11627 2008-07-08 Joseph Myers <joseph@codesourcery.com>
11629 * reload.c (find_reloads_subreg_address): Do not require validity
11630 of address in original mode before reloading address.
11632 2008-07-07 Tianwei Sheng <tianweis@google.com>
11634 * df-core.c (df_remove_problem): Adjust the access to avoid out of
11635 bounds array access.
11637 2008-07-08 Jakub Jelinek <jakub@redhat.com>
11639 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
11641 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
11643 Fix PR tree-optimization/23455
11644 Fix PR tree-optimization/35286
11645 Fix PR tree-optimization/35287
11646 * Makefile.in (OBJS-common): Remove tree-vn.o.
11647 (tree-vn.o): Remove.
11648 * dbgcnt.def: Add treepre_insert debug counter.
11649 * gcc/tree-flow.h (add_to_value): Updated for other changes.
11650 (debug_value_expressions): Ditto.
11651 (print_value_expressions): Ditto.
11652 * tree-pretty-print.c (dump_generic_node): Updated for
11653 VALUE_HANDLE removal.
11654 * tree-ssa-dom.c (record_equality): Ditto.
11655 (cprop_operand): Ditto.
11656 (lookup_avail_expr): Ditto.
11657 * tree-ssa-threadedge.c
11658 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
11659 (simplify_control_stmt_condition): Ditto.
11660 * tree.c (tree_code_size): Ditto.
11661 (tree_node_structure): Ditto.
11662 (iterative_hash_expr): Ditto.
11664 * tree.h (VALUE_HANDLE_ID): Ditto.
11665 (VALUE_HANDLE_EXPR_SET): Ditto.
11666 (struct tree_value_handle): Ditto.
11667 (union tree_node): Ditto.
11668 * treestruct.def: Ditto.
11669 * tree-vn.c: Removed.
11670 * tree-ssa-pre.c: Rewritten entirely.
11671 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
11672 (constant_value_ids): Ditto.
11673 (vn_nary_op_t): Moved to header.
11675 (vn_reference_op_t): Ditto
11676 (vn_reference_t): Ditto.
11677 (next_value_id): New variable.
11678 (VN_INFO): Add an assert.
11679 (vn_constant_eq): New function.
11680 (vn_constant_hash): Ditto.
11681 (get_or_alloc_constant_value_id): Ditto.
11682 (value_id_constant_p): Ditto.
11683 (vn_reference_compute_hash): De-staticify.
11684 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
11685 Disable some code with a FIXME. Remove VALUE_HANDLE use.
11686 (valueize_refs): Update opcode if it changes from ssa name to constant.
11687 (vn_reference_lookup_1): Add new argument.
11688 (vn_reference_lookup): Ditto.
11689 (vn_reference_lookup_pieces): New function.
11690 (vn_reference_insert): Add return type. Modify to deal with value ids.
11691 (vn_reference_insert_pieces): New function.
11692 (vn_nary_op_compute_hash): De-staticify.
11693 (vn_nary_op_eq): Ditto.
11694 (vn_nary_op_lookup_pieces): New function.
11695 (vn_nary_op_lookup): Add new argument.
11696 (vn_nary_op_insert_pieces): New function.
11697 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
11698 (vn_phi_insert): Ditto.
11699 (visit_unary_op): Update for callee changes.
11700 (visit_binary_op): Ditto.
11701 (visit_reference_op_load): Ditto.
11702 (visit_reference_op_store): Ditto.
11703 (init_scc_vn): Init next_value_id, constant_to_value_id and
11704 constant_value_ids.
11705 (free_scc_vn): Free them.
11706 (set_hashtable_value_ids): New function.
11707 (run_scc_vn): Use it.
11708 (get_max_value_id): New function.
11709 (get_next_value_id): Ditto.
11710 (expressions_equal_p): Moved from tree-vn.c
11711 (sort_vuses): Ditto.
11712 (sort_vuses_heap): Ditto.
11713 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
11715 * tree.c (iterative_hash_hashval_t): Made non-static
11716 * tree.h (iterative_hash_hashval_t): Declare it.
11718 2008-07-08 Martin Jambor <mjambor@suse.cz>
11720 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
11721 instead of ipa_create_node_params.
11722 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
11723 ipa_check_create_edge_args, free them with
11724 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
11726 * ipa-prop.c: Include flags.h and tree-inline.h.
11727 (ipa_node_params_vector): New variable.
11728 (ipa_edge_args_vector): New variable.
11729 (edge_removal_hook_holder): New variable.
11730 (node_removal_hook_holder): New variable.
11731 (edge_duplication_hook_holder): New variable.
11732 (node_duplication_hook_holder): New variable.
11733 (ipa_detect_param_modifications): Check for presence of modified flags.
11734 (ipa_compute_jump_functions): Check for presence of jump functions.
11735 (ipa_free_edge_args_substructures): New function.
11736 (ipa_create_node_params): Removed.
11737 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
11738 (ipa_free_node_params_substructures): New function.
11739 (ipa_free_all_node_params): Changed to deallocate the on-the-side
11741 (ipa_edge_removal_hook): New function.
11742 (ipa_node_removal_hook): New function.
11743 (duplicate_array): New function.
11744 (ipa_edge_duplication_hook): New function.
11745 (ipa_node_duplication_hook): New function.
11746 (ipa_register_cgraph_hooks): New function.
11747 (ipa_unregister_cgraph_hooks): New function.
11748 (free_all_ipa_structures_after_ipa_cp): New function.
11750 * ipa-prop.h: Include vec.h.
11751 (ipa_node_params_t): New typedef with vector types for it.
11752 (ipa_edge_args_t): New typedef with vector types for it.
11753 (IPA_NODE_REF): Changed to access an on-the-side vector.
11754 (IPA_EDGE_REF): Changed to access an on-the-side vector.
11755 (ipa_check_create_node_params): New function.
11756 (ipa_check_create_edge_args): New function.
11758 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
11761 2008-07-07 Tom Tromey <tromey@redhat.com>
11763 * configure, config.in: Rebuilt.
11764 * configure.ac: Don't check for scandir or alphasort.
11766 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11768 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
11769 types immediately after creating them.
11771 2008-07-07 Joseph Myers <joseph@codesourcery.com>
11773 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
11775 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
11777 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
11778 dump_constraint_graph.
11779 (dump_constraint_edge): New function.
11780 (dump_constraint_graph): New function.
11781 (debug_constraint_graph): New function.
11782 (dump_constraint): Removed useless comparison.
11783 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
11784 (dump_constraint_graph): Declare.
11785 (debug_constraint_graph): Declare.
11786 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
11788 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
11790 * config/i386/i386.c (is_va_list_char_pointer): New.
11791 (ix86_va_start): Replace compare with ms_va_list_type_node
11792 by is_va_list_char_pointer.
11793 (ix86_gimplify_va_arg): Likewise.
11795 2008-07-07 Martin Jambor <mjambor@suse.cz>
11797 * cgraph.c (cgraph_edge_max_uid): New variable.
11798 (struct cgraph_edge_hook_list): New type.
11799 (struct cgraph_node_hook_list): New type.
11800 (struct cgraph_2edge_hook_list): New type.
11801 (struct cgraph_2node_hook_list): New type.
11802 (first_cgraph_edge_removal_hook): New variable.
11803 (first_cgraph_node_removal_hook): New variable.
11804 (first_cgraph_edge_duplicated_hook): New variable.
11805 (first_cgraph_node_duplicated_hook): New variable.
11806 (cgraph_add_edge_removal_hook): New function.
11807 (cgraph_remove_edge_removal_hook): New function.
11808 (cgraph_call_edge_removal_hooks): New function.
11809 (cgraph_add_node_removal_hook): New function.
11810 (cgraph_remove_node_removal_hook): New function.
11811 (cgraph_call_node_removal_hooks): New function.
11812 (cgraph_add_edge_duplication_hook): New function.
11813 (cgraph_remove_edge_duplication_hook): New function.
11814 (cgraph_call_edge_duplication_hooks): New function.
11815 (cgraph_add_node_duplication_hook): New function.
11816 (cgraph_remove_node_duplication_hook): New function.
11817 (cgraph_call_node_duplication_hooks): New function.
11818 (cgraph_create_edge): Assign to edge uid.
11819 (cgraph_remove_edge): Call edge removal hooks.
11820 (cgraph_node_remove_callees): Call edge removal hooks.
11821 (cgraph_node_remove_callers): Call edge removal hooks.
11822 (cgraph_remove_node): Call node removal hooks.
11823 (cgraph_clone_edge): Call edge duplication hooks.
11824 (cgraph_clone_node): Call node duplication hooks.
11826 * cgraph.h (cgraph_edge): New field uid.
11827 (cgraph_edge_hook): New type.
11828 (cgraph_node_hook): New type.
11829 (cgraph_2edge_hook): New type.
11830 (cgraph_2node_hook): New type.
11832 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
11834 * config.in: Regenerate.
11836 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
11838 * gcc.c (print_sysroot): New.
11839 (option_map, display_help, process_command): Handle the
11840 -print-sysroot option.
11841 (main): Print the sysroot if requested.
11842 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
11844 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11847 * unwind-pe.h (size_of_encoded_value): add attribute unused.
11849 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
11851 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
11852 (assign_parm_setup_block_p): Also check mode of entry_parm.
11854 2008-07-07 Richard Guenther <rguenther@suse.de>
11856 * tree-ssa-structalias.h (set_used_smts): Remove.
11857 * tree-ssa-structalias.c (used_smts): Likewise.
11858 (set_used_smts): Likewise.
11859 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
11860 call to set_used_smts.
11862 2008-07-07 Richard Guenther <rguenther@suse.de>
11864 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
11865 (new_var_info): Set it to false.
11866 (solution_set_add): Correctly handle pointers outside a var and
11868 (type_safe): Treat variables with is_full_var properly.
11869 (do_sd_constraint): Likewise.
11870 (do_ds_constraint): Likewise.
11871 (process_constraint): Remove zeroing offset for !use_field_sensitive.
11872 (get_constraint_for_ptr_offset): New function.
11873 (get_constraint_for_component_ref): For addresses at least include
11874 the last field of the variable. Handle is_full_vars properly.
11875 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
11876 (handle_ptr_arith): Remove.
11877 (find_func_aliases): Simplify assignment handling.
11878 (create_function_info_for): For parameter and result varinfos set
11880 (create_variable_info_for): Set is_full_var flag whenever we
11881 just created a single varinfo for a decl.
11882 (init_alias_vars): Initialize use_field_sensitive from
11883 max-fields-for-field-sensitive parameter.
11885 2008-07-07 Richard Guenther <rguenther@suse.de>
11887 PR tree-optimization/36713
11888 * tree-flow-inline.h (is_call_used): New function.
11889 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
11890 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
11891 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
11893 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11895 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
11897 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
11899 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
11901 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
11902 Nathan Sidwell <nathan@codesourcery.com>
11904 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
11905 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
11907 * config/m68k/t-linux: New.
11908 * doc/install.texi: Document m68k-*-linux is now multilibbed by
11911 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
11913 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
11914 * config/m68k/m68k-devices.def: Remove multilibs that only differ
11917 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11919 * gcc.c (execute): Fix -Wc++-compat warning.
11921 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
11924 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
11925 constant for little endian.
11927 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
11929 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
11930 mips_base_mips16 instead of TARGET_MIPS16.
11931 (mips_base_mips16): Declare.
11932 * config/mips/mips.c (mips_base_mips16): Make global.
11933 (was_mips16_p): Remove GTY marker.
11934 (was_mips16_pch_p): New variable.
11935 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
11936 (mips_override_options): Force to non-MIPS16 mode initially.
11937 Do not complain about MIPS16 PIC incompatibilities here.
11938 Only allow -mgpopt if -mexplicit-relocs is in force for
11941 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
11943 * configure.ac: Check for caddr_t, define to char * if not defined.
11944 * configure: Regenerate.
11945 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
11946 (mmap_gt_pch_use_address): Likewise.
11947 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
11949 2008-07-06 Richard Guenther <rguenther@suse.de>
11951 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
11952 (new_var_info): Deal with it.
11953 (solution_set_add): Likewise.
11954 (bitpos_of_field): Make signed, fix.
11955 (struct fieldoff): Remove type and decl fields. Make size field
11956 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
11958 (fieldoff_compare): Deal with it.
11959 (push_fields_onto_fieldstack): Remove has_union argument, glob
11960 adjacent non-pointer fields together.
11961 (create_function_info_for): Do not set has_union.
11962 (create_variable_info_for): Simplify.
11964 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
11966 * config.gcc (extra_headers): Add cross-stdarg.h for target
11967 x86_64-*-* and i?86-*-*.
11968 * config/i386/cross-stdarg.h: New.
11969 * builtins.c (std_fn_abi_va_list): New.
11970 (std_canonical_va_list_type): New.
11971 (stabilize_va_list): Replace va_list_type_node use by
11972 mtarget.canonical_va_list_type.
11973 (gimplify_va_arg_expr): Likewise.
11974 (expand_builtin_va_copy): Replace va_list_type_node use by
11975 mtarget.fn_abi_va_list.
11976 * tree-sra.c (is_va_list_type): New helper.
11977 (decl_can_be_decomposed_p): Replace
11978 va_list_type_node use by is_va_list_type.
11979 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
11980 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11981 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
11982 * config/i386/i386-protos.h (ix86_get_valist_type): New.
11983 (ix86_enum_va_list): New.
11984 * config/i386/i386.c (sysv_va_list_type_node): New.
11985 (ms_va_list_type_node): New.
11986 (ix86_function_type_abi): Remove sorry.
11987 (ix86_build_builtin_va_list_abi): New.
11988 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
11989 for 64-bit targets.
11990 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
11991 (ix86_init_builtins_va_builtins_abi): New.
11992 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
11993 for 64-bit targets.
11994 (ix86_handle_abi_attribute): New.
11995 (attribute_spec): Add sysv_abi and ms_abi.
11996 (ix86_fn_abi_va_list): New.
11997 (ix86_canonical_va_list_type): New.
11998 (ix86_enum_va_list): New.
11999 (TARGET_FN_ABI_VA_LIST): New.
12000 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12001 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
12002 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
12003 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12004 (TARGET_ENUM_VA_LIST): New.
12005 * expr.h (std_fn_abi_va_list): New.
12006 (std_canonical_va_list_type): New.
12007 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
12008 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12009 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
12010 TARGET_CANONICAL_VA_LIST_TYPE.
12011 * target.h (struct gcc_target): Add fn_abi_va_list hook
12012 and canonical_va_list_type hook.
12014 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12016 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
12017 integral and pointer types.
12019 2008-07-04 Roger Sayle <roger@eyesopen.com>
12021 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
12022 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
12024 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
12027 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
12029 2008-07-04 Jakub Jelinek <jakub@redhat.com>
12031 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
12032 build_gimple_modify_stmt.
12033 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
12034 gimple operand. Use fold_build* instead of build*.
12036 2008-07-04 Richard Guenther <rguenther@suse.de>
12038 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
12039 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
12040 properly to compute the reachability set if we do field-sensitive PTA.
12041 * invoke.texi (max-fields-for-field-sensitive): Document default.
12042 * opts.c (decode_options): Set max-fields-for-field-sensitive to
12043 100 for optimize >= 2.
12045 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12047 * ggc-zone.c (lookup_page_table_if_allocated,
12048 set_page_table_entry, zone_find_object_size, alloc_small_page,
12049 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
12050 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
12051 -Wc++-compat and/or -Wcast-qual warnings.
12053 2008-07-04 Alan Modra <amodra@bigpond.net.au>
12056 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
12057 pic_offset_table_rtx to be marked as used here.
12058 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
12059 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
12060 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
12061 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
12062 !TARGET_SECURE_PLT.
12064 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12066 * alloc-pool.c (hash_descriptor, eq_descriptor,
12067 alloc_pool_descriptor): Fix -Wc++-compat warnings.
12068 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
12070 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
12071 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
12072 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
12073 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
12076 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
12078 * tree-flow.h (loop_only_exit_p): Declare.
12079 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
12080 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
12081 the number of iterations if it is constant. Otherwise, if this is the
12082 only possible exit of the loop, use the conservative estimate on the
12083 number of iterations of the entire loop if available.
12085 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
12087 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
12088 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
12089 Add synchronization functions.
12090 * config/sync.c: New file.
12091 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
12092 (LIBGCC_SYNC_CFLAGS): Likewise.
12094 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
12097 * config/i386/i386.md (mode): Add TF to "mode" attribute.
12098 (*pushtf_sse): New insn pattern.
12099 (pushtf splitters): New splitters.
12101 2008-07-03 Michael Meissner <gnu@the-meissners.org>
12103 PR middle-end/35736
12104 * predict.c (build_predict_expr): Use void_type_node for the tree
12105 type, instead of NULL_TREE.
12107 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
12109 * config/i386/i386.c (contains_aligned_value_p): Return true
12111 (ix86_data_alignment): Align TCmode to 128bits.
12112 (ix86_local_alignment): Likewise.
12114 2008-07-03 Andrew Haley <aph@redhat.com>
12117 * vec.h (VEC_TA): New.
12118 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
12119 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
12120 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
12121 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
12122 (C_COMMON_FIXED_TYPES): Remove first arg.
12123 (C_COMMON_FIXED_MODE_TYPES): Likewise.
12124 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
12125 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
12126 not to use empty macro arguments.
12128 2008-07-02 Joseph Myers <joseph@codesourcery.com>
12130 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
12131 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
12132 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
12133 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
12134 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
12135 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
12136 config/ia64/crtn.asm, config/m68hc11/larith.asm,
12137 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
12138 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
12139 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
12140 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
12141 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
12142 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
12143 config/rs6000/e500crtres64gpr.asm,
12144 config/rs6000/e500crtres64gprctr.asm,
12145 config/rs6000/e500crtrest32gpr.asm,
12146 config/rs6000/e500crtrest64gpr.asm,
12147 config/rs6000/e500crtresx32gpr.asm,
12148 config/rs6000/e500crtresx64gpr.asm,
12149 config/rs6000/e500crtsav32gpr.asm,
12150 config/rs6000/e500crtsav64gpr.asm,
12151 config/rs6000/e500crtsav64gprctr.asm,
12152 config/rs6000/e500crtsavg32gpr.asm,
12153 config/rs6000/e500crtsavg64gpr.asm,
12154 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
12155 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
12156 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
12157 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
12158 config/sparc/sol2-cn.asm: Remove .file directives.
12160 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
12162 * resource.c (mark_referenced_resources): Look inside
12163 UNSPEC_VOLATILEs and ASM_INPUTs.
12165 2008-07-02 Ian Lance Taylor <iant@google.com>
12167 * rtlanal.c (add_reg_note): New function.
12168 * rtl.h (add_reg_note): Declare.
12169 * auto-inc-dec.c (attempt_change): Use add_reg_note.
12170 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
12171 * builtins.c (expand_builtin_longjmp): Likewise.
12172 (expand_builtin_nonlocal_goto): Likewise.
12173 * calls.c (emit_call_1, expand_call): Likewise.
12174 * cfgexpand.c (add_reg_br_prob_note): Likewise.
12175 * cfglayout.c (fixup_reorder_chain): Likewise.
12176 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
12177 (commit_one_edge_insertion): Likewise.
12178 * combine.c (move_deaths, distribute_notes): Likewise.
12179 * df-problems.c (df_set_note): Likewise.
12180 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
12181 (set_unique_reg_note): Likewise.
12182 (emit_copy_of_insn_after): Likewise.
12183 * expr.c (expand_expr_real): Likewise.
12184 * gcse.c (add_label_notes): Likewise.
12185 * haifa-sched.c (create_check_block_twin): Likewise.
12186 * jump.c (mark_jump_label_1): Likewise.
12187 * loop-doloop.c (add_test, doloop_modify): Likewise.
12188 * loop-unswitch.c (compare_and_jump_seq): Likewise.
12189 * lower-subreg.c (move_eh_region_note): Likewise.
12190 * optabs.c (emit_libcall_block): Likewise.
12191 * predict.c (predict_insn): Likewise.
12192 (combine_predictions_for_insn): Likewise.
12193 * recog.c (peephole2_optimize): Likewise.
12194 * regmove.c (try_auto_increment): Likewise.
12195 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
12196 * reload.c (find_reloads): Likewise.
12197 * reload1.c (fixup_eh_region_note): Likewise.
12198 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
12199 * reorg.c (delete_prior_computation): Likewise.
12200 (delete_computation, dbr_schedule): Likewise.
12201 * config/pa/pa.c (legitimize_pic_address): Likewise.
12202 * config/sh/sh.c (sh_reorg): Likewise.
12204 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12207 * config/libgcc-glibc.ver: Add %exclude.
12208 * config/m32r/libgcc-glibc.ver: Likwise.
12209 * config/s390/libgcc-glibc.ver: Likwise.
12210 * config/sh/libgcc-glibc.ver: Likwise.
12211 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
12213 * config/i386/libgcc-glibc.ver: New.
12215 * config/i386/libgcc-x86_64-glibc.ver: Removed.
12217 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12219 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
12220 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
12221 i[34567]86-*-linux*, x86_64-*-linux*. Add
12222 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
12223 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
12224 x86_64-*-linux*. Add i386/t-linux to tmake_file for
12225 i[34567]86-*-linux*, x86_64-*-linux*.
12227 * libgcc-std.ver: Add empty GCC_4.4.0.
12229 * mkmap-symver.awk: Support multiple versions per symbol.
12231 * config/i386/i386.c (ix86_init_builtins): Always define
12232 __builtin_fabsq and __builtin_copysignq with fallbacks.
12233 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
12234 and __builtin_copysignq if SSE2 isn't available.
12236 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
12237 (LIBGCC2_TF_CEXT): Likwise.
12238 (TF_SIZE): Likwise.
12240 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
12242 * config/i386/sfp-machine.h: Moved to libgcc.
12244 * config/i386/sfp-machine.h: New.
12245 * config/i386/t-linux: Likwise.
12247 * config/i386/t-darwin: Remove softfp_wrap_start and
12249 * config/i386/t-darwin64: Likewise.
12251 * config/i386/t-fprules-softfp64: Renamed to ...
12252 * config/i386/t-fprules-softfp: This.
12254 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
12255 and softfp_wrap_end.
12257 2008-07-02 Jason Merrill <jason@redhat.com>
12259 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
12261 * tree.c (ctor_to_list): New fn.
12262 * tree.h: Declare it.
12263 (CONSTRUCTOR_ELT): New macro.
12264 (CONSTRUCTOR_NELTS): New macro.
12266 2008-07-02 Richard Guenther <rguenther@suse.de>
12268 * tree-ssa-structalias.c (struct variable_info): Reorder
12269 to fill padding on 64bit hosts. Make collapsed_to an int.
12270 (get_varinfo_fc): Deal with that.
12271 (new_var_info): Likewise.
12272 (collapse_rest_of_var): Likewise.
12274 2008-07-02 Joshua Sumali <jsumali@redhat.com>
12276 * doc/install.texi (--enable-java-home): Document.
12277 (--enable-aot-compile-rpm): Likewise.
12278 (--with-arch-directory): Likewise.
12279 (--with-os-directory): Likewise.
12280 (--with-origin-name): Likewise.
12281 (--with-arch-suffix): Likewise.
12282 (--with-jvm-root-dir): Likewise.
12283 (--with-jvm-jar-dir): Likewise.
12284 (--with-python-dir): Likewise.
12286 2008-07-02 Richard Guenther <rguenther@suse.de>
12288 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
12289 from decls explicitly. Merge operand checking from tuples.
12291 2008-07-02 Martin Jambor <mjambor@suse.cz>
12293 * tree-switch-conversion.c: Included timevar.h which I forgot before.
12295 2008-07-02 Martin Jambor <mjambor@suse.cz>
12297 * tree-switch-conversion.c: Included timevar.h
12298 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
12300 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
12302 2008-07-02 Martin Jambor <mjambor@suse.cz>
12304 * tree-switch-conversion.c: Corrected various comments and
12306 (build_constructors): Fixed minor formatting mistakes.
12308 * invoke.texi (Optimize Options): Corrected the
12309 switch-conversion-max-branch-ratio parameter.
12311 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
12313 * final.c (asm_insn_count): Return zero for an empty asm body.
12315 2008-07-02 Richard Guenther <rguenther@suse.de>
12317 * bitmap.h (bitmap_set_bit): Return bool.
12318 (bitmap_clear_bit): Likewise.
12319 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
12320 write to the bitmap if it would.
12321 (bitmap_clear_bit): Likewise.
12322 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
12323 bitmap_set_bit return value.
12324 (add_pred_graph_edge): Likewise.
12325 (add_graph_edge): Likewise.
12326 (do_sd_constraint): Likewise.
12327 (do_ds_constraint): Likewise.
12329 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12331 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
12332 Fix -Wc++-compat and/or -Wcast-qual warnings.
12333 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
12334 gen_regparm_prefix): Likewise.
12335 * vmsdbgout.c (write_modbeg, lookup_filename,
12336 vmsdbgout_source_line, vmsdbgout_init): Likewise.
12338 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
12340 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
12341 defaults.h definition apply.
12343 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12345 * function.c (assign_parm_remove_parallels): New.
12346 (assign_parm_setup_block_p): Do not return true for non-BLKmode
12348 (assign_parm_setup_block): Do not handle them.
12349 (assign_parm_setup_reg, assign_parm_setup_stack): Call
12350 assign_parm_remove_parallels.
12352 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12354 * c-typeck.c (convert_for_assignment): Use
12355 vector_targets_convertible_p.
12356 * c-common.c (vector_targets_convertible_p): New.
12357 * c-common.h (vector_targets_convertible_p): New prototype.
12358 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
12359 opaque_p_V2SI_type_node.
12361 2008-07-01 Steve Ellcey <sje@cup.hp.com>
12363 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
12366 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
12368 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
12369 TFmode constants via two element DImode vector for hosts with
12370 HOST_BITS_PER_WIDE_INT < 64.
12371 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
12372 also for HOST_BITS_PER_WIDE_INT < 64.
12374 2008-07-01 Richard Guenther <rguenther@suse.de>
12376 PR tree-optimization/36666
12377 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
12378 (get_constraint_exp_from_ssa_var): Split into ...
12379 (get_constraint_exp_for_temp): ... this ...
12380 (get_constraint_for_ssa_var): ... and that.
12381 Return constraint expressions for all touched sub-fields
12382 if the results address is not taken.
12383 (process_constraint): Remove assertion that aggregate
12384 assignments do not happen at this place.
12385 (get_constraint_for_component_ref): Add address_p argument.
12386 Return constraint expressions for all touched sub-fields
12387 if the results address is not taken.
12388 (do_deref): Use get_constraint_exp_for_temp.
12389 (get_constraint_for_1): Rename from ...
12390 (get_constraint_for): ... this. Add the old function as wrapper.
12391 (do_structure_copy): Use get_constraint_for_1.
12393 2008-07-01 Martin Jambor <mjambor@suse.cz>
12395 * Makefile.in (tree-switch-conversion.o): Add.
12396 (OBJS-common): Add tree-swtch-conversion.o.
12397 * passes.c (init_optimization_passes): Add pass_convert_switch.
12398 * tree-pass.h: (pass_convert_switch): Add.
12399 * tree-switch-conversion.c: New file.
12400 * gcc.dg/tree-ssa/cswtch.c: New testcase.
12401 * common.opt (ftree-cswtch): New option.
12402 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12403 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12404 * opts.c (decode_options): Set flag_tree_switch_conversion when
12405 optimization level is >= 2.
12406 * doc/invoke.texi (Optimize Options): Added description of
12407 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
12409 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12411 * config/darwin-driver.c (darwin_default_min_version): Fix
12412 -Wc++-compat warnings.
12414 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
12416 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
12419 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12421 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
12423 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12425 PR rtl-optimization/34744
12426 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
12427 (df_scan_free_internal): Free data structures not
12428 allocated in storage pools.
12429 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
12430 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
12431 df_scan_free_mws_vec.
12432 * dse.c (dse_step6): Free offset_map_p and offset_map_n
12435 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
12437 * config/i386/i386.c (contains_aligned_value_p): Return true
12439 (ix86_function_arg_boundary): Return its natural boundary
12441 (return_in_memory_32): Don't check TDmode.
12442 (ix86_split_to_parts): Support splitting into 4 parts and
12443 support TFmode for 32bit target.
12444 (ix86_split_long_move): Support splitting into 4 parts.
12445 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
12447 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
12448 (ix86_init_builtins): Here.
12449 (ix86_scalar_mode_supported_p): Always return true for TFmode.
12450 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
12451 'q' and 'w', respectively.
12453 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
12455 (movtf_internal): Likewise.
12456 (<code>tf2): Likewise.
12457 (*absnegtf2_sse): Likewise.
12458 (copysign<mode>3): Likewise.
12459 (copysign<mode>3_const): Likewise.
12460 (copysign<mode>3_var): Likewise.
12461 (define_split UNSPEC_COPYSIGN): Likewise.
12462 * config/i386/sse.md (*nandtf3): Likewise.
12463 (<code>tf3): Likewise.
12464 (*<code>tf3): Likewise.
12466 2008-06-30 Joey Ye <joey.ye@intel.com>
12467 H.J. Lu <hongjiu.lu@intel.com>
12469 * global.c (compute_regsets): Set frame_pointer_needed here.
12470 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
12472 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12474 * doc/install.texi (specific): Expand Windows build notes.
12476 2008-06-30 Ira Rosen <irar@il.ibm.com>
12478 PR tree-optimization/36648
12479 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
12480 number of prolog iterations by step. Fix the comment.
12482 2008-06-30 Richard Guenther <rguenther@suse.de>
12484 PR middle-end/36671
12485 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
12486 handle calls from ECF_MALLOC functions.
12487 (handle_pure_call): ECF_MALLOC functions do not return
12489 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
12491 2008-06-29 Andreas Schwab <schwab@suse.de>
12493 * config/m68k/m68k.c (print_operand): Always print a float
12495 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
12496 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
12499 * config/rs6000/x-linux64: Remove never used file.
12501 2008-06-29 Richard Guenther <rguenther@suse.de>
12503 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
12505 (struct alias_info): Move ...
12506 * tree-ssa-alias.c: ... here.
12507 (update_alias_info): Declare.
12508 (compute_may_aliases): Call it.
12509 (update_alias_info): New function.
12510 * tree-ssa-structalias.c (update_alias_info): Move ...
12511 * tree-ssa-alias.c (update_alias_info_1): ... here.
12512 * tree-ssa-structalias.c (process_constraint_1): Remove
12513 unused from_call argument. Rename to ...
12514 (process_constraint): ... this. Delete old wrapper.
12515 (make_constraint_to): Adjust callers.
12516 (handle_const_call): Likewise.
12517 (handle_pure_call): Likewise.
12518 (init_base_vars): Likewise.
12519 (handle_lhs_call): Likewise. Remove unnecessary constraint.
12520 (find_func_aliases): We don't need structure copies for
12522 (make_constraint_from_anything): Remove.
12523 (create_variable_info_for): For globals make constraints
12524 from escaped, not from anything.
12525 (compute_points_to_sets): Do not call update_alias_info.
12526 (ipa_pta_execute): Use make_constraint_from.
12528 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12530 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
12531 (bitmap.o-warn, dominance.o-warn): New.
12532 * configure.ac (cxx_compat_warn): Delete.
12533 (loose_warn): Add -Wcast-qual and -Wc++-compat.
12534 * system.h: Remove #pragma diagnostic for -Wcast-qual and
12536 * configure: Regenerate.
12538 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
12541 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12543 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
12544 * df-scan.c (df_notes_rescan): Likewise.
12545 * ggc-page.c (set_page_table_entry): Likewise.
12546 * intl.c (gcc_gettext_width): Likewise.
12547 * varasm.c (get_unnamed_section, get_noswitch_section,
12548 get_section): Likewise.
12550 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
12552 * regrename.c (build_def_use): Don't copy RTX.
12554 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
12556 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
12557 (Type Attributes): Fix nesting of @table and @subsection. Adjust
12558 punctuation. Use @ref instead of @xref.
12559 (Function Names): Remove stray @display/@end display.
12560 (C++ Attributes): Use @ref instead of @xref.
12561 (Deprecated Features): Fix punctuation around @xref.
12562 (Backwards Compatibility): Likewise.
12563 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
12565 2008-06-28 Joseph Myers <joseph@codesourcery.com>
12567 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
12568 constants for E500 double.
12570 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12572 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
12573 element type of const_vector.
12575 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
12577 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
12578 Remove FLAGS_REG clobber from expander pattern.
12579 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
12580 (anddi3, andsi3, andhi3, andqi3): Ditto.
12581 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
12582 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
12583 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
12584 (ashlsi3, ashlhi3, ashlqi3): Ditto.
12585 (ashrsi3, ashrhi3, ashrqi3): Ditto.
12586 (lshrsi3, lshrhi3, lshrqi3): Ditto.
12587 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
12588 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
12590 2008-06-28 Richard Guenther <rguenther@suse.de>
12592 * tree-ssa-structalias.c (callused_id, var_callused,
12593 callused_tree): Add.
12594 (handle_pure_call): New function.
12595 (find_func_aliases): Call it.
12596 (find_what_p_points_to): Handle the call-used set.
12597 (clobber_what_escaped): Likewise.
12598 (compute_call_used_vars): New function.
12599 (init_base_vars): Init the call-used variable.
12600 (do_sd_constraint): Do not propagate the solution from CALLUSED
12601 but use CALLUSED as a placeholder.
12602 (solve_graph): Likewise.
12603 * tree-flow-inline.h (gimple_call_used_vars): New function.
12604 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
12605 (compute_call_used_vars): Declare.
12606 * tree-ssa-alias.c (set_initial_properties): Call
12607 compute_call_used_vars.
12608 (reset_alias_info): Clear call-used variables.
12609 (add_call_clobber_ops): Assert we are not called for const/pure
12610 functions. Remove handling of them.
12611 (add_call_read_ops): Handle pure functions by adding the
12612 call-used set of variables as VUSEs.
12613 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
12614 (delete_tree_ssa): Free it.
12615 * tree-dfa.c (remove_referenced_var): Clear the var from the
12618 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
12620 * tree.c (build_varargs_function_type_list): New.
12621 (build_function_type_list_1): New.
12622 (build_function_type_list): Use build_function_type_list_1.
12623 * tree.h (build_varargs_function_type_list): New.
12625 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12628 * config/spu/spu.c (spu_builtin_splats): Do not generate
12629 invalid CONST_VECTOR expressions.
12630 (spu_expand_vector_init): Likewise.
12632 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
12634 * optabs.c (libfunc_decls): New variable.
12635 (libfunc_decl_hash, libfunc_decl_eq): New functions.
12636 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
12637 for the same function twice.
12639 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
12641 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
12642 ix86_expand_binary_operator directly.
12643 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
12645 (*ashrti3_1): Ditto.
12646 (*lshrti3_1): Ditto.
12647 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
12648 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
12649 using only one splitter. Conditionaly execute splitter before or
12650 after peephole2 pass.
12651 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
12652 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
12653 Use only one alternative in asm template.
12654 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
12656 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
12657 "J" operand constraint for operand 2.
12658 (*ashldi3_cconly_rex64): Ditto.
12659 (*ashrdi3_cmp_rex64): Ditto.
12660 (*ashrdi3_cconly_rex64): Ditto.
12661 (*lshrdi3_cmp_rex64): Ditto.
12662 (*lshrdi3_cconly_rex64): Ditto.
12663 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
12664 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
12665 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
12668 2008-06-27 Jakub Jelinek <jakub@redhat.com>
12670 * gimplify.c (omp_is_private): Don't return true if decl is not
12671 already private on #pragma omp for or #pragma omp parallel for.
12674 * tree-cfg.c (struct move_stmt_d): Replace block field with
12675 orig_block and new_block fields.
12676 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
12677 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
12678 (move_block_to_fn): Replace vars_map and new_label_map arguments
12679 with struct move_stmt_d pointer.
12680 (replace_block_vars_by_duplicates): New function.
12681 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
12682 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
12683 all subblocks of ORIG_BLOCK to the new function. Call
12684 replace_block_vars_by_duplicates.
12685 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
12686 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
12687 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
12688 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
12689 (expand_omp): Temporarily set input_location to the location of
12690 region's controlling stmt.
12691 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
12692 BIND_EXPR, push ctx->block_vars and gimplification vars into
12693 the BIND_EXPR and its block's BLOCK_VARS instead of directly
12694 into dest function.
12695 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
12696 there are any BLOCK_VARS.
12697 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
12698 OMP_PARALLEL or OMP_TASK stmt.
12699 (lower_omp): Save and restore input_location around the lower_omp_1
12702 2008-06-27 Richard Guenther <rguenther@suse.de>
12704 PR tree-optimization/36400
12705 PR tree-optimization/36373
12706 PR tree-optimization/36344
12707 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
12708 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
12709 (update_alias_info): Remove call clobbering code.
12710 (make_constraint_to): New helper function.
12711 (make_escape_constraint): Likewise.
12712 (handle_rhs_call): Use it on all pointer containing arguments.
12713 Also mark the static chain escaped.
12714 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
12715 instead of ANYTHING.
12716 (make_constraint_from): New helper split out from ...
12717 (make_constraint_from_anything): ... here.
12718 (find_func_aliases): Add constraints for escape sites.
12719 (intra_create_variable_infos): Make constraints from NONLOCAL
12721 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
12723 (clobber_what_p_points_to): Remove.
12724 (clobber_what_escaped): New function.
12725 (init_base_vars): Init NONLOCAL and ESCAPED.
12726 (do_sd_constraint): Do not propagate the solution from ESCAPED
12727 but use ESCAPED as a placeholder.
12728 (solve_graph): Likewise.
12729 * tree-flow.h (clobber_what_p_points_to): Remove.
12730 (clobber_what_escaped): Declare.
12731 * tree-ssa-alias.c (set_initial_properties): Call it.
12732 Remove code clobbering escaped pointers.
12734 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12736 * function.c (allocate_struct_function): Only allocate a unique
12737 funcdef_no if the decl is nonzero.
12739 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
12741 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
12742 * config/mips/mips.c (mips_split_const_insns): New function.
12743 * config/mips/mips.md (move_type): New attribute.
12744 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
12745 (dword_mode): New attribute.
12746 (type): Avoid long line. Map "move_type"s to "type"s,
12747 choosing "multi" for doubleword moves if appropriate.
12748 Swap MTC/MFC comments to match their declaration order.
12749 (extended_mips16): Default to "yes" if "move_type" is "sll0",
12750 "type" is "branch" or "jal" is "direct".
12751 (length): Handle "extended_mips16" first. Make the default
12752 "0" for "ghost" instructions. Set the length from "move_type".
12753 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
12754 of "type", with "sll0" for the register alternative. Remove the
12755 "extended_mips16" attribute.
12756 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
12757 of "type", with "shift_shift" for the register alternative.
12758 Remove the "length" attribute.
12759 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
12760 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
12761 of "type", with "andi" for the register alternative.
12762 (*zero_extendqihi2): Likewise.
12763 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
12764 of "andi" instead of a "type" of "arith".
12765 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
12767 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
12768 (mov_<store>r, *mov<mode>_ra): Likewise.
12769 (extendsidi2): Use "move_type" instead of "type", with "move"
12770 for the register alternative.
12771 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
12772 of "type", with "signext" for the register alternative.
12773 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
12774 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
12775 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
12776 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
12777 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
12778 (unnamed branch insn): Likewise.
12779 (*movdi_gp32_fp64): Fold into...
12780 (*movdi_32bit): ...here.
12781 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
12782 (*movdf_hardfloat): ...this new pattern.
12783 (*movdf_softfloat): Remove redundant FPR alternatives.
12784 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
12785 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
12786 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
12787 the "move" attribute.
12788 (*movdi_32bit): Use "move_type" instead of "type" and remove the
12789 "length" attribute. Use "fpload" and "fpstore" instead of "load"
12790 and "store" for COP loads and stores.
12791 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
12792 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
12793 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
12794 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
12795 (*movtf_mips16, *movv2sf): Likewise.
12796 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
12797 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
12798 (mfhc1<mode>): Use "move_type" instead of "move".
12799 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
12800 (loadgp_blockage): Remove the "length" attribute.
12801 (blockage, set_got_version, update_got_version): Likewise.
12802 (call_internal): Remove the "extended_mips16" attribute.
12803 (call_value_internal, call_value_multiple_internal): Likewise.
12804 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
12806 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
12807 the "length" attribute.
12809 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12811 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
12812 -Wcast-qual warnings.
12813 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
12814 handle_pragma_pop_macro): Likewise.
12815 * collect2.c (resolve_lib_name): Likewise.
12816 * config/arc/arc.c (arc_init): Likewise.
12817 * config/arm/arm.c (neon_builtin_compare,
12818 locate_neon_builtin_icode): Likewise.
12819 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
12820 * config/bfin/bfin.c (bfin_init_machine_status,
12821 bfin_optimize_loop): Likewise.
12822 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
12823 * config/cris/cris.c (cris_init_expanders): Likewise.
12824 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
12825 * config/darwin.c (machopic_indirection_eq,
12826 machopic_indirection_name, machopic_output_indirection): Likewise.
12827 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
12828 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
12829 frv_optimize_membar): Likewise.
12830 * config/i386/cygwin.h (mingw_scan,
12831 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
12832 * config/i386/cygwin1.c (mingw_scan): Likewise.
12833 * config/i386/i386.c (machopic_output_stub): Likewise.
12834 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
12835 i386_pe_unique_section): Likewise.
12836 * config/ia64/ia64.c (ia64_init_machine_status,
12837 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
12839 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
12840 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
12841 * config/m68k/m68k.c (m68k_handle_option,
12842 m68k_sched_md_init_global): Likewise.
12843 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
12844 mcore_unique_section): Likewise.
12845 * config/mips/mips.c (mips_block_move_straight,
12846 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
12848 * config/mmix/mmix.c (mmix_init_machine_status,
12849 mmix_encode_section_info): Likewise.
12850 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
12851 * config/rs6000/rs6000.c (rs6000_init_machine_status,
12852 print_operand_address, output_toc, redefine_groups,
12853 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
12854 * config/s390/s390.c (s390_init_machine_status): Likewise.
12855 * config/score/score.c (score_block_move_straight,
12856 score_block_move_loop_body): Likewise.
12857 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
12858 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
12859 * emit-rtl.c (find_auto_inc): Likewise.
12860 * gcc.c (translate_options, process_command): Likewise.
12861 * reorg.c (dbr_schedule): Likewise.
12862 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
12863 * xcoffout.c (xcoffout_declare_function): Likewise.
12865 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
12867 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
12868 ipa-pta working again.
12870 2008-06-27 David Edelsohn <edelsohn@gnu.org>
12872 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
12875 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
12877 * config.gcc (powerpc*-*-*): Add new core e500mc.
12878 * config/rs6000/e500mc.md: New file.
12879 * config/rs6000/rs6000.c (processor_costs): Add new costs for
12881 (rs6000_override_options): Add e500mc case to
12882 processor_target_table. Altivec and Spe options not allowed
12883 with e500mc. Add isel instruction to e500mc by
12884 default. Initialize rs6000_cost for e500mc.
12885 (rs6000_issue_rate): Set issue rate for e500mc.
12886 * config/rs6000/rs6000.h (processor_type): Add
12887 PROCESSOR_PPCE500MC.
12888 (ASM_CPU_SPEC): Add e500mc.
12889 Set TARGET_ISEL to rs6000_isel.
12890 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
12891 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
12892 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
12894 * doc/invoke.texi: Add e500mc to list of cpus.
12896 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
12899 * c-lex.c (lex_charconst): Initialize unsignedp.
12901 2008-06-27 Olivier Hainque <hainque@adacore.com>
12903 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
12904 documented assumptions.
12906 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
12908 * dwarf2out.c: Remove trailing white spaces. Break long line
12911 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
12913 * libfuncs.h (LTI_synchronize): New libfunc_index.
12914 (synchronize_libfunc): Declare.
12915 * builtins.c (expand_builtin_synchronize): Consider using
12916 synchronize_libfunc before falling back on an asm blockage.
12917 * config/mips/mips.c: Include libfuncs.h
12918 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
12920 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
12922 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
12923 parameter. Copy stack_reg to r11 where appropriate.
12924 (no_global_regs_above): Add gpr parameter.
12925 (rs6000_stack_info): Only add padding for SPE save area if we
12926 are saving SPE GPRs and CR.
12927 (saveres_routine_syms): New variable.
12928 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
12930 (rs6000_savres_routine_sym): New function.
12931 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
12933 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
12934 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
12935 Tweak FPR out-of-line saving.
12936 (rs6000_make_savres_rtx): New function.
12937 (rs6000_use_multiple_p): New function.
12938 (rs6000_savres_strategy): New function.
12939 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
12940 out-of-line if appropriate.
12941 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
12942 if we are optimizing for size.
12943 (GP_SAVE_INLINE): Define.
12944 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
12945 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
12946 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
12947 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
12948 (*save_fpregs_<mode>): Add use of r11.
12949 (*restore_gpregs_<mode>): New insn.
12950 (*return_and_restore_gpregs_<mode>): New insn.
12951 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
12953 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
12954 (*restore_gpregs_spe): New insn.
12955 (*return_and_restore_gpregs_spe): New insn.
12956 * config/rs6000/predicates.md (save_world_operation): Fix check.
12958 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12960 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
12961 this point, so assert that.
12963 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
12965 * cfganal.c: Include vec.h and vecprim.h.
12966 (compute_idf): Import from...
12967 * tree-into-ssa (compute_idf): ...here.
12968 * basic-block.h (compute_idf): Export.
12970 2008-06-26 Joseph Myers <joseph@codesourcery.com>
12972 * c-decl.c (merge_decls): Use !current_function_decl to check for
12973 extern declaration of C99 inline function being at file scope.
12975 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
12977 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
12979 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12981 * alias.c (record_alias_subset, init_alias_analysis): Fix
12982 -Wc++-compat and/or -Wcast-qual warnings.
12983 * attribs.c (lookup_attribute_spec): Likewise.
12984 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
12985 copy_bb, connect_traces,
12986 find_rarely_executed_basic_blocks_and_cr): Likewise.
12987 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
12988 note_btr_set, migrate_btr_defs): Likewise.
12989 * builtins.c (result_vector, expand_builtin_memcpy,
12990 expand_builtin_mempcpy_args, expand_builtin_strncpy,
12991 builtin_memset_read_str, expand_builtin_printf,
12992 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
12994 * caller-save.c (mark_set_regs): Likewise.
12995 * calls.c (expand_call, emit_library_call_value_1): Likewise.
12996 * cgraph.c (cgraph_edge): Likewise.
12997 * combine.c (likely_spilled_retval_1): Likewise.
12998 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
12999 htab_counts_entry_del, get_coverage_counts): Likewise.
13000 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
13001 new_cselib_val): Likewise.
13002 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
13003 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
13005 * df-core.c (df_compact_blocks): Likewise.
13006 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
13007 * df-scan.c (df_grow_reg_info, df_ref_create,
13008 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
13009 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
13010 df_record_entry_block_defs, df_record_exit_block_uses,
13011 df_bb_verify): Likewise.
13012 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
13013 DF_REF_EXTRACT_MODE_CONST): New.
13014 * dominance.c (get_immediate_dominator, get_dominated_by,
13015 nearest_common_dominator, root_of_dom_tree,
13016 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
13017 -Wc++-compat and/or -Wcast-qual warnings.
13018 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
13019 record_store, replace_read, check_mem_read_rtx, scan_insn,
13020 dse_step1, dse_record_singleton_alias_set): Likewise.
13021 * dwarf2asm.c (dw2_force_const_mem): Likewise.
13023 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13025 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
13026 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
13027 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
13028 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
13029 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
13030 add_ranges_num, add_ranges_by_labels, file_info_cmp,
13031 file_name_acquire, output_file_names, add_const_value_attribute,
13032 premark_used_types_helper, file_table_eq, file_table_hash,
13033 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
13034 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
13035 -Wcast-qual warnings.
13036 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
13037 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
13038 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
13039 gen_reg_rtx, start_sequence, init_emit): Likewise.
13040 * et-forest.c (et_new_occ, et_new_tree): Likewise.
13041 * except.c (init_eh_for_function, gen_eh_region,
13042 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
13043 arh_to_landing_pad, arh_to_label, add_action_record,
13044 add_call_site, switch_to_exception_section): Likewise.
13045 * expmed.c (synth_mult): Likewise.
13046 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
13047 store_expr): Likewise.
13048 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
13050 * function.c (assign_stack_temp_for_type,
13051 allocate_struct_function, match_asm_constraints_1): Likewise.
13052 * gcov-io.c (gcov_allocate): Likewise.
13053 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
13054 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
13055 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
13056 record_one_set, insert_expr_in_table, insert_set_in_table,
13057 dump_hash_table, compute_hash_table_work, alloc_hash_table,
13058 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
13059 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
13060 -Wcast-qual warnings.
13062 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13064 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
13065 -Wcast-qual warnings.
13066 * gcc.c (process_command): Likewise.
13067 * genattrtab.c (oballoc): Use XOBNEW.
13068 (oballocvec): Define.
13069 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
13070 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
13071 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
13072 -Wc++-compat and/or -Wcast-qual warnings.
13073 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
13074 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
13075 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
13076 gen_presence_absence_set, gen_automaton, gen_regexp_el,
13077 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
13078 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
13079 add_excls, process_presence_absence_names,
13080 process_presence_absence_patterns, add_presence_absence,
13081 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
13082 get_free_state, add_arc, get_free_automata_list_el,
13083 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
13084 transform_3, cache_presence, create_ainsns, create_automata,
13085 create_state_ainsn_table, dfa_insn_code_enlarge,
13086 output_trans_func, output_min_issue_delay_func,
13087 output_dead_lock_func, output_reset_func,
13088 output_get_cpu_unit_code_func, output_dfa_start_func,
13089 expand_automata): Likewise.
13090 * genextract.c (gen_insn): Likewise.
13091 * gengtype-lex.l: Likewise.
13092 * gengtype.c (read_input_list, adjust_field_type,
13093 process_gc_options): Likewise.
13094 * genoutput.c (note_constraint): Likewise.
13095 * genpreds.c (mangle, add_constraint): Likewise.
13096 * genrecog.c (process_define_predicate, new_decision,
13097 add_to_sequence): Likewise.
13098 * gensupport.c (record_insn_name): Likewise.
13100 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13102 * config/i386/driver-i386.c (detect_caches_amd,
13103 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
13104 and/or -Wcast-qual warnings.
13105 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
13106 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
13107 gt_pch_save): Likewise.
13108 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
13109 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
13110 * global.c (compute_regsets): Likewise.
13111 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
13112 finish_graph_dump_file): Likewise.
13113 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
13114 unlink_bb_notes): Likewise.
13115 * integrate.c (get_hard_reg_initial_val): Likewise.
13116 * ipa-prop.c (ipa_push_func_to_list): Likewise.
13117 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
13118 * local-alloc.c (update_equiv_regs): Likewise.
13119 * loop-invariant.c (check_invariant_table_size,
13120 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
13122 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
13123 altered_reg_used, mark_altered): Likewise.
13124 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
13125 insert_var_expansion_initialization,
13126 combine_var_copies_in_loop_exit, apply_opt_in_copies,
13127 release_var_copies): Likewise.
13128 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
13129 analyze_matrix_decl, add_allocation_site, analyze_transpose,
13130 analyze_accesses_for_phi_node, check_var_notmodified_p,
13131 check_allocation_function, find_sites_in_func,
13132 record_all_accesses_in_func, transform_access_sites,
13133 transform_allocation_sites): Likewise.
13134 * omp-low.c (new_omp_region, create_omp_child_function_name,
13135 check_omp_nesting_restrictions, check_combined_parallel,
13136 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
13137 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
13138 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
13139 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
13141 * opts-common.c (prune_options): Likewise.
13142 * opts.c (add_input_filename, print_filtered_help,
13143 get_option_state): Likewise.
13144 * params.c (add_params): Likewise.
13145 * passes.c (set_pass_for_id, next_pass_1,
13146 do_per_function_toporder, pass_fini_dump_file): Likewise.
13147 * postreload.c (reload_cse_simplify_operands): Likewise.
13148 * predict.c (tree_predicted_by_p, tree_predict_edge,
13149 clear_bb_predictions, combine_predictions_for_bb): Likewise.
13151 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13153 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
13155 * recog.c (check_asm_operands, validate_change_1): Likewise.
13156 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
13157 subst_asm_stack_regs): Likewise.
13158 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
13159 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
13160 * regmove.c (reg_is_remote_constant_p): Likewise.
13161 * regrename.c (regrename_optimize, scan_rtx_reg,
13162 kill_clobbered_value, kill_set_value, kill_autoinc_value):
13164 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
13165 regstat_compute_calls_crossed): Likewise.
13166 * reload1.c (init_reload, new_insn_chain,
13167 has_nonexceptional_receiver, reload, copy_reloads,
13168 calculate_needs_all_insns, init_elim_table): Likewise.
13169 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
13170 * rtl.c (shallow_copy_rtx_stat): Likewise.
13171 * rtlanal.c (parms_set): Likewise.
13172 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
13173 sbitmap_resize, sbitmap_vector_alloc): Likewise.
13174 * sched-ebb.c (earliest_block_with_similiar_load,
13175 add_deps_for_risky_insns): Likewise.
13176 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
13177 schedule_region): Likewise.
13178 * see.c (eq_descriptor_pre_extension,
13179 hash_descriptor_pre_extension, hash_del_pre_extension,
13180 eq_descriptor_properties, hash_descriptor_properties,
13181 hash_del_properties, see_seek_pre_extension_expr,
13182 see_initialize_data_structures, see_print_register_properties,
13183 see_print_pre_extension_expr, see_delete_merged_def_extension,
13184 see_delete_unmerged_def_extension, see_emit_use_extension,
13185 see_pre_delete_extension, see_map_extension, see_commit_changes,
13186 see_analyze_merged_def_local_prop,
13187 see_analyze_merged_def_local_prop,
13188 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
13189 see_set_prop_merged_def, see_set_prop_unmerged_def,
13190 see_set_prop_unmerged_use, see_print_one_extension,
13191 see_merge_one_use_extension, see_merge_one_def_extension,
13192 see_store_reference_and_extension, see_update_uses_relevancy,
13193 see_update_defs_relevancy): Likewise.
13194 * statistics.c (hash_statistics_hash, hash_statistics_eq,
13195 hash_statistics_free, curr_statistics_hash): Likewise.
13196 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
13197 expand_asm_operands, expand_return, case_bit_test_cmp,
13198 expand_case): Likewise.
13199 * stor-layout.c (start_record_layout): Likewise.
13200 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
13201 gt_pch_save_stringpool): Likewise.
13202 * tree-data-ref.c (hash_stmt_vertex_info,
13203 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
13204 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
13206 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
13209 * config/i386/i386.md : Change constraints of HImode and QImode
13210 immediate operands from "i" to "n". Change SImode "ni" constraint to
13211 "i" and SImode "rmi" constraint to "g". Remove all constraints
13212 from const0_operand and const1_operand predicated operands.
13213 (i): Change QImode and HImode attribute from "i" to "n".
13214 (*subqi_2): Change HImode operands to QImode.
13217 2008-06-25 Olivier Hainque <hainque@adacore.com>
13219 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
13222 2008-06-25 Richard Guenther <rguenther@suse.de>
13224 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
13225 not overflow the result type.
13227 2008-06-25 Richard Guenther <rguenther@suse.de>
13229 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
13230 (vn_lookup): Likewise.
13232 2008-06-25 Richard Guenther <rguenther@suse.de>
13234 PR tree-optimization/35518
13235 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
13236 * tree-sra.c (instantiate_element): Use fold_build3 to build
13238 (try_instantiate_multiple_fields): Likewise.
13240 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13242 * config/rs6000/rs6000.md: Change all string instruction's clobber to
13245 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13247 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
13248 use_backchain_to_restore_sp to true
13249 if the offset of the link register save area would go over the 32k - 1
13250 offset limit of the load
13253 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
13255 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
13256 anchor for the type-punning blurb. Cross-reference "Structures
13257 unions enumerations and bit-fields implementation". Provide a
13258 cast-through-pointer example. Make final sentence self-contained.
13259 * doc/implement-c.texi (Structures unions enumerations and
13260 bit-fields implementation): Cross-reference the type-punning blurb
13261 in the -fstrict-aliasing documentation.
13263 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13265 PR middle-end/36594
13266 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
13267 the memory instead of the memory itself for the save area.
13269 2008-06-24 Olivier Hainque <hainque@adacore.com>
13270 Nicolas Roche <roche@adacore.com>
13272 * gengtype.c (srcdir_len): size_t instead of int.
13273 (get_file_realbasename): New function. For F a filename, the real
13274 basename of F, with all the path components stripped.
13275 (get_file_srcdir_relative_path): New function. For F a filename, the
13276 relative path to F from $(srcdir).
13277 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
13278 get_file_realbasename. Adjust the head comment.
13279 (get_prefix_langdir_index): New function. For F a filename, return the
13280 lang_dir_names[] relative index of the language directory that is
13282 (get_file_langdir): For F a filename, return the name of the language
13283 directory where F is located.
13284 (get_file_gtfilename): New function. The gt- output file name for an
13286 (get_output_file_with_visibility): Replace in-line computations with
13287 uses of get_file_gtfilename and get_prefix_langdir_index.
13288 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
13290 2008-06-24 Jakub Jelinek <jakub@redhat.com>
13292 PR tree-optimization/36504
13293 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
13294 references without base address.
13296 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13298 PR middle-end/36584
13299 * calls.c (expand_call): Increase alignment for recursive functions.
13301 2008-06-23 Anatoly Sokolov <aesok@post.ru>
13303 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
13304 (TARGET_FUNCTION_VALUE): New define.
13305 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
13306 * config/avr/avr.h (FUNCTION_VALUE): Remove.
13308 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13310 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
13311 (fmod<mode>3): Ditto.
13312 (remainderxf3): Ditto.
13313 (remainder<mode>3): Ditto.
13315 2008-06-23 Jakub Jelinek <jakub@redhat.com>
13318 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
13319 REG is a hard register.
13321 PR tree-optimization/36508
13322 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
13323 499, don't check it at all in release compilers.
13325 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13327 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
13328 together with SSE_TARGET_MATH to disable insn pattern.
13329 (*fop_<MODEF:mode>_2_i387): Ditto.
13330 (*fop_<MODEF:mode>_3_i387): Ditto.
13332 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
13334 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
13336 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13338 PR middle-end/34906
13339 * gimplify.c (gimplify_asm_expr): Check the return code of
13340 parse_output_constraint call, set function return and is_inout
13341 value if it failed.
13343 2008-06-22 Ian Lance Taylor <iant@google.com>
13345 * c-lex.c (narrowest_unsigned_type): Change itk to int.
13346 (narrowest_signed_type): Likewise.
13347 * c-typeck.c (c_common_type): Change local variable mclass to enum
13349 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
13350 tcc_comparison, not the tree code itself.
13351 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
13352 (c_expand_expr): Cast modifier to enum expand_modifier.
13353 * c-common.h (C_RID_CODE): Add casts.
13354 (C_SET_RID_CODE): Define.
13355 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
13356 (c_lex_one_token): Add cast to avoid warning.
13357 (c_parser_objc_type_name): Rename local typename to type_name.
13358 (check_no_duplicate_clause): Change code parameter to enum
13360 (c_parser_omp_var_list_parens): Change kind parameter to enum
13362 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
13363 c_parser_omp_list_var_parens.
13364 (c_parser_omp_threadprivate): Likewise.
13365 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
13366 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
13367 * c-format.c (NO_FMT): Define.
13368 (printf_length_specs): Use NO_FMT.
13369 (asm_fprintf_length_specs): Likewise.
13370 (gcc_diag_length_specs): Likewise.
13371 (scanf_length_specs): Likewise.
13372 (strfmon_length_specs): Likewise.
13373 (gcc_gfc_length_specs): Likewise.
13374 (printf_flag_specs): Change 0 to STD_C89.
13375 (asm_fprintf_flag_specs): Likewise.
13376 (gcc_diag_flag_specs): Likewise.
13377 (gcc_cxxdiag_flag_specs): Likewise.
13378 (scanf_flag_specs): Likewise.
13379 (strftime_flag_specs): Likewise.
13380 (strfmon_flag_specs): Likewise.
13381 (print_char_table): Likewise.
13382 (asm_fprintf_char_table): Likewise.
13383 (gcc_diag_char_table): Likewise.
13384 (gcc_tdiag_char_table): Likewise.
13385 (gcc_cdiag_char_table): Likewise.
13386 (gcc_cxxdiag_char_table): Likewise.
13387 (gcc_gfc_char_table): Likewise.
13388 (scan_char_table): Likewise.
13389 (time_char_table): Likewis.
13390 (monetary_char_table): Likewise.
13391 * c-format.h (BADLEN): Likewise.
13393 2008-06-21 Ian Lance Taylor <iant@google.com>
13395 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
13396 Define END_OF_BASE_TREE_CODES around inclusion.
13397 * tree.c (tree_code_type): New global array.
13398 (tree_code_length, tree_code_name): Likewise.
13399 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
13400 $(lang_tree_files).
13401 (all-tree.def, s-alltree): New targets.
13402 (gencheck.h, s-gencheck): Remove.
13403 (tree.o): Depend upon all-tree.def.
13404 (build/gencheck.o): Remove gencheck.h dependency.
13405 (mostlyclean): Don't remove gencheck.h.
13406 * c-common.h (enum c_tree_code): Remove.
13407 * c-lang.c (tree_code_type): Remove.
13408 (tree_code_length, tree_code_name): Remove.
13409 * gencheck.c (tree_codes): Include all-tree.def, rather than
13410 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
13412 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
13414 * cp/cp-tree.h (enum cplus_tree_code): Remove.
13415 (operator_name_info): Size to MAX_TREE_CODES.
13416 (assignment_operator_name_info): Likewise.
13417 * cp/cp-lang.c (tree_code_type): Remove.
13418 (tree_code_length, tree_code_name): Remove.
13419 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
13420 (assignment_operator_name_info): Likewise.
13421 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
13423 * cp/mangle.c (write_expression): Likewise.
13424 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
13425 * fortran/f95-lang.c (tree_code_type): Remove.
13426 (tree_code_length, tree_code_name): Remove.
13427 * java/java-tree.h (enum java_tree_code): Remove.
13428 * java/lang.c (tree_code_type): Remove.
13429 (tree_code_length, tree_code_name): Remove.
13430 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
13431 * objc/objc-act.h (enum objc_tree_code): Remove.
13432 * objc/objc-lang.c (tree_code_type): Remove.
13433 (tree_code_length, tree_code_name): Remove.
13434 * objcp/objcp-lang.c (tree_code_type): Remove.
13435 (tree_code_length, tree_code_name): Remove.
13436 * ada/ada-tree.h (enum gnat_tree_code): Remove.
13437 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
13438 * ada/misc.c (tree_code_type): Remove.
13439 (tree_code_length, tree_code_name): Remove.
13441 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
13443 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
13444 the grand_bitmap_obstack.
13446 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13448 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
13449 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
13450 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
13451 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
13452 move_stmt_r, new_label_mapper): Likewise.
13453 * tree-complex.c (cvc_lookup): Likewise.
13454 * tree-dfa.c (create_function_ann): Likewise.
13455 * tree-dump.c (dump_register): Likewise.
13456 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
13457 find_phi_replacement_condition): Likewise.
13458 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
13459 tree_function_versioning): Likewise.
13460 * tree-into-ssa.c (cmp_dfsnum): Likewise.
13461 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
13462 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
13463 get_nonlocal_debug_decl, convert_nonlocal_reference,
13464 convert_nonlocal_omp_clauses, get_local_debug_decl,
13465 convert_local_reference, convert_local_omp_clauses,
13466 convert_nl_goto_reference, convert_nl_goto_receiver,
13467 convert_tramp_reference, convert_call_expr): Likewise.
13468 * tree-outof-ssa.c (contains_tree_r): Likewise.
13469 * tree-parloops.c (reduction_phi, initialize_reductions,
13470 eliminate_local_variables_1, add_field_for_reduction,
13471 add_field_for_name, create_phi_for_local_result,
13472 create_call_for_reduction_1, create_loads_for_reductions,
13473 create_stores_for_reduction, create_loads_and_stores_for_name):
13475 * tree-phinodes.c (allocate_phi_node): Likewise.
13476 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
13477 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
13478 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
13479 * tree-ssa-coalesce.c (compare_pairs): Likewise.
13480 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
13481 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
13482 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
13483 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
13484 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
13485 vn_nary_op_insert): Likewise.
13486 * tree-ssa.c (redirect_edge_var_map_add,
13487 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
13488 * tree-vectorizer.c (vectorize_loops): Likewise.
13489 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
13490 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
13491 tree_cons_stat, build1_stat, build_variant_type_copy,
13492 decl_init_priority_lookup, decl_fini_priority_lookup,
13493 decl_priority_info, decl_restrict_base_lookup,
13494 decl_restrict_base_insert, decl_debug_expr_lookup,
13495 decl_debug_expr_insert, decl_value_expr_lookup,
13496 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
13497 type_hash_add, get_file_function_name, tree_check_failed,
13498 tree_not_check_failed, tree_range_check_failed,
13499 omp_clause_range_check_failed, build_omp_clause,
13500 build_vl_exp_stat): Likewise.
13501 * value-prof.c (gimple_histogram_value,
13502 gimple_duplicate_stmt_histograms): Likewise.
13503 * var-tracking.c (attrs_list_insert, attrs_list_copy,
13504 unshare_variable, variable_union_info_cmp_pos, variable_union,
13505 dataflow_set_different_1, dataflow_set_different_2,
13506 vt_find_locations, variable_was_changed, set_variable_part,
13507 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
13508 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
13509 section_entry_hash, object_block_entry_eq,
13510 object_block_entry_hash, create_block_symbol,
13511 initialize_cold_section_name, default_function_rodata_section,
13512 strip_reg_name, set_user_assembler_name, const_desc_eq,
13513 build_constant_desc, output_constant_def, lookup_constant_def,
13514 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
13515 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
13516 default_internal_label): Likewise.
13517 * varray.c (varray_init, varray_grow): Likewise.
13518 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
13520 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
13522 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
13523 operators for "test" insn. Macroize insn using SWI mode macro.
13524 (*jcc_fused_2): Ditto.
13525 (*jcc_fused_3): Macroize insn using SWI mode macro.
13526 (*jcc_fused_4): Ditto.
13528 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
13530 * tree-ssa-pre.c: Fix typo in comment.
13531 (init_antic, fini_antic): Add explicit funtions for
13532 initializing and deinitializing ANTIC and AVAIL sets.
13533 (create_expression_by_pieces): Fix typo in comment.
13534 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
13535 (execute_pre): Eventually dump details about ANTIC_IN.
13537 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13539 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
13540 * gcc.c (translate_options, init_spec, store_arg, read_specs,
13541 add_to_obstack, file_at_path, find_a_file, execute,
13542 add_preprocessor_option, add_assembler_option, add_linker_option,
13543 process_command, insert_wrapper, do_option_spec, do_self_spec,
13544 spec_path, do_spec_1, is_directory, main, used_arg,
13545 getenv_spec_function): Likewise.
13546 * tlink.c (symbol_hash_lookup, file_hash_lookup,
13547 demangled_hash_lookup, symbol_push, file_push, frob_extension):
13550 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13552 * doc/rtl.texi: Updated subreg section.
13554 2008-06-19 Jakub Jelinek <jakub@redhat.com>
13557 * cgraphunit.c (cgraph_process_new_functions): Don't clear
13558 node->needed and node->reachable.
13559 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
13560 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
13561 (expand_task_call): Don't call expand_task_copyfn.
13562 (expand_task_copyfn): Renamed to...
13563 (finalize_task_copyfn): ... this.
13565 2008-06-19 Jan Hubicka <jh@suse.cz>
13567 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
13568 clobbering framepointer.
13570 2008-06-19 Jan Hubicka <jh@suse.cz>
13572 * tree-optimize.c (execute_early_local_optimizations): Set
13573 cgraph_state only at first invocation.
13575 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13577 * system.h (-Wc++-compat): Activate as a warning, no an error.
13579 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13581 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
13582 instead of "#" in insn asm template.
13583 (*jcc_fused_2): Ditto.
13585 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13587 * config/i386/i386.h (ix86_tune_indices)
13588 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
13589 (TARGET_FUSE_CMP_AND_BRANCH): New define.
13590 * config/i386/i386.md (*jcc_fused_1): New insn pattern
13591 (*jcc_fused_2): Ditto.
13592 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
13593 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
13594 (print operand): Handle 'E' and 'e' code.
13596 2008-06-19 Anatoly Sokolov <aesok@post.ru>
13598 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
13599 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13600 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13602 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
13604 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
13606 (cgraph_expand_function): Use local copy of decl.
13607 (cgraph_expand_all_functions): Remove redundant initialization of
13609 (cgraph_optimize): Reword internal_error message.
13611 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
13613 * arm-protos.h (arm_return_in_memory): Remove public
13614 arm_return_in_memory() prototype.
13615 * arm.c (arm_return_in_memory): Add static prototype, add target
13616 hook macro, change definition and comments.
13617 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
13619 2008-06-19 Ben Elliston <bje@au.ibm.com>
13621 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
13622 real.c: Remove references to IEEE 754R.
13623 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
13624 * doc/libgcc.texi (Decimal float library routines): Likewise.
13626 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13628 * targhooks.h (struct gcc_target): New member unwind_word_mode.
13629 (default_unwind_word_mode): Add prototype.
13630 * targhooks.c (default_unwind_word_mode): New function.
13631 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
13632 instead of word_mode.
13633 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
13634 (TARGET_INITIALIZER): Use it.
13636 * c-common.c (handle_mode_attribute): Support "unwind_word"
13638 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
13640 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
13641 word_mode to access SjLj_Function_Context member "data".
13642 (sjlj_emit_dispatch_table): Likewise. Also, perform type
13643 conversion from targetm.eh_return_filter_mode () to
13644 targetm.unwind_word_mode () if they differ.
13646 * builtin-types.def (BT_UNWINDWORD): New primitive type.
13647 (BT_FN_UNWINDWORD_PTR): New function type.
13648 (BT_FN_WORD_PTR): Remove.
13649 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
13650 * except.c (expand_builtin_extend_pointer): Convert pointer to
13651 targetm.unwind_word_mode () instead of word_mode.
13653 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
13654 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
13655 (spu_unwind_word_mode): New function.
13656 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
13657 (TARGET_UNWIND_WORD_MODE): Define.
13658 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
13660 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13662 * config/spu/spu.c (reg_align): Remove.
13663 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
13664 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
13665 (spu_split_store): Likewise.
13667 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
13669 * gcc/tree-vn.c: Fix typo in comment.
13671 2008-06-18 Jan Hubicka <jh@suse.cz>
13673 * cgraphunit.c (cgraph_optimize): Output debug info when doing
13674 toplevel reorder too.
13676 2008-06-18 Jan Hubicka <jh@suse.cz>
13678 * c-opts.c (c_common_post_options): PCH is not compatible with
13680 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
13681 -fno-toplevel-reorder by default now.
13683 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13685 PR documentation/30739
13686 * doc/install.texi (Prerequisites): Document dependency on awk.
13688 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
13689 Ian Lance Taylor <iant@google.com>
13691 PR rtl-optimization/35604
13692 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
13693 only want to change jump destinations, not eventual label comparisons.
13695 2008-06-16 Jan Hubicka <jh@suse.cz>
13697 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
13699 (cgraph_analyze_function): Likewise.
13701 2008-06-16 Jan Hubicka <jh@suse.cz>
13703 * cgraph.h (cgraph_mark_if_needed): New function.
13704 * cgraphunit.c (cgraph_mark_if_needed): New function.
13705 * c-decl.c (duplicate_decl): Use it.
13707 2008-06-16 Jan Hubicka <jh@suse.cz>
13709 * cgraph.c (cgraph_add_new_function): When in expansion state, do
13712 2008-06-16 Jan Hubicka <jh@suse.cz>
13714 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
13716 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
13717 Kazu Hirata <kazu@codesourcery.com>
13718 Maxim Kuvyrkov <maxim@codesourcery.com
13720 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
13721 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
13722 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
13723 EXTRA_SPEC_FUNCTIONS.
13724 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
13725 (DRIVER_SELF_SPECS): Adjust.
13726 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
13727 * config/mips/st.h, config/mips/t-st: New.
13728 * config/mips/driver-native.c, config/mips/x-native: New.
13729 * doc/invoke.texi (MIPS): Document 'native' value for -march and
13732 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13734 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
13736 (ISA_HAS_FP_CONDMOVE): New macro.
13737 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
13738 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
13739 (ISA_HAS_NMADD3_NMSUB3): New macro.
13740 * config/mips/mips.c (mips_rtx_costs): Update.
13741 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
13742 compiling for ST Loongson 2E/2F.
13743 (madd<mode>): Rename to madd4<mode>. Update.
13744 (madd3<mode>): New pattern.
13745 (msub<mode>): Rename to msub4<mode>. Update.
13746 (msub3<mode>): New pattern.
13747 (nmadd<mode>): Rename to nmadd4<mode>. Update.
13748 (nmadd3<mode>): New pattern.
13749 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
13750 (nmadd3<mode>_fastmath): New pattern.
13751 (nmsub<mode>): Rename to nmsub4<mode>. Update.
13752 (nmsub3<mode>): New pattern.
13753 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
13754 (nmsub3<mode>_fastmath): New pattern.
13755 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
13757 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
13759 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
13760 (DF_REF_INSN_INFO): New.
13761 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
13762 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
13763 with a NULL DF_REF_INSN_INFO.
13764 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
13766 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
13767 DF_INSN_INFO_EQ_USES): New.
13768 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
13769 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
13770 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
13771 * df-core.c: Update comment for above changes.
13772 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
13773 DF_INSN_UID_* macros.
13774 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
13775 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
13776 insn rtx. Update all callers.
13777 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
13778 df_ref_create_structure, df_insn_refs_collect): Likewise.
13779 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
13780 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
13781 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
13782 macros to access the insn refs.
13783 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
13784 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
13785 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
13786 for accessing the refs.
13787 (try_fwprop_subst): Likewise.
13788 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
13789 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
13790 for accessing the refs.
13791 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
13792 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
13793 to look at the insn refs.
13794 (record_uses): Likewise.
13795 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
13797 (mark_artificial_uses): Don't mark_insn for artificial refs.
13798 (mark_reg_rependencies): Likewise.
13800 * doc/rtl.texi: Remove documentation of ADDRESSOF.
13802 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13804 * configure: Regenerate.
13806 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13808 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
13809 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13810 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13812 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13814 * config/avr/avr.c (avr_mcu_t): Add attiny167.
13815 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13816 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13818 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
13820 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
13821 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13822 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13824 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13826 * tree-ssa-sccvn.c: Fix format of comments.
13828 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
13830 * cgraph.c: Remove unneeded forward declarations of eq_node()
13833 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
13835 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
13837 (see_update_relevancy): Likewise.
13838 * fwprop.c (try_fwprop_subst): Likewise.
13839 * rtlanal.c (noop_move_p): Likewise.
13840 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
13841 notes to non-existing libcall blocks.
13842 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
13844 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
13845 (dead_libcall_p): Remove.
13846 (delete_trivially_dead_insns): Don't use it.
13847 * web.c (union_defs): Remove comment about keeping nops.
13848 * gcse.c (hash_scan_insn): Don't take libcall pointers.
13849 (compute_hash_table_work): Don't track libcall notes.
13850 (do_local_cprop): Don't take libcall pointers. Don't update
13852 (adjust_libcall_notes): Deleted.
13853 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
13854 ever have existed in the first place).
13855 (replace_store_insn): Don't try to remove libcall notes.
13856 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
13857 (resolve_reg_notes): Don't call them.
13858 (resolve_simple_move): Likewise.
13859 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
13860 Don't remove REG_RETVAL notes.
13861 * emit-rtl.c (try_split): Don't update libcall notes.
13862 (emit_copy_of_insn_after): Dito.
13863 * cselib.c (cselib_current_insn_in_libcall): Remove.
13864 (cselib_process_insn): Don't set/clear it.
13865 (new_elt_loc_list): Don't record it.
13866 (cselib_init): Don't initialize it.
13867 * cselib.c (struct elt_loc_list): Remove in_libcall field.
13868 * loop-invariant.c (find_invariant_insn): Don't look for libcall
13870 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
13871 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
13872 (init_deps): Don't initialize it.
13873 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
13874 * combine.c (delete_noop_moves): Don't update libcall notes.
13875 (can_combine_p): Remove now pointless #if 0 block.
13876 (try_combine): Remove another obsolete #if 0 block.
13877 (distribute_notes): Don't distribute libcall notes.
13878 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
13879 * dce.c (libcall_dead_p): Remove.
13880 (delete_unmarked_insns): Don't handle libcall blocks.
13881 (preserve_libcall_for_dce): Remove.
13882 (prescan_insns_for_dce): Don't special-case libcall block insns.
13883 * reload1 (reload): Don't handle libcall notes.
13884 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
13887 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13889 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
13890 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13891 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13893 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
13895 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
13896 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
13897 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
13899 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13901 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
13903 2008-06-16 Ira Rosen <irar@il.ibm.com>
13905 PR tree-optimization/36493
13906 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
13907 the arguments list. Use VECTYPE to create vector pointer.
13908 (vectorizable_store): Fail if accesses through a pointer to vectype
13909 do not alias the original memory reference operands.
13910 Call vect_create_data_ref_ptr without the removed argument.
13911 (vectorizable_load): Likewise.
13912 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
13915 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
13918 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
13919 reg_equiv_constant.
13921 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
13923 * config/mips/loongson2ef.md: New file.
13924 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
13925 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
13926 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
13927 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
13928 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
13930 (loongson2ef.md): New include.
13931 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
13932 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
13933 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
13934 (loongson_gt_<mode>, loongson_extract_halfword)
13935 (loongson_insert_halfword_0, loongson_insert_halfword_2)
13936 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
13937 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
13938 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
13939 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
13940 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
13941 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
13942 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
13943 (vec_interleave_low<mode>): Define type attribute.
13944 * config/mips/mips.c (mips_ls2): New static variable.
13945 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
13946 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
13947 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
13948 Implement target scheduling hooks.
13949 (mips_multipass_dfa_lookahead): Update to handle tuning for
13951 (mips_sched_init): Initialize data for Loongson scheduling.
13952 (mips_ls2_variable_issue): New static function.
13953 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
13955 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
13956 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
13957 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
13958 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
13959 Handle ST Loongson 2E/2F cores.
13960 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
13962 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13964 * omp-low.c (extract_omp_for_data): Fix comment typo.
13967 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13969 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
13970 FIXME note about gcc/config.guess.
13971 * doc/options.texi (Option file format): Remove non-ASCII bytes.
13972 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
13973 * doc/cppopts.texi: Likewise.
13974 * doc/extend.texi: Likewise.
13975 * doc/gcc.texi: Likewise.
13976 * doc/gccint.texi: Likewise.
13977 * doc/gcov.texi: Likewise.
13978 * doc/gty.texi: Likewise.
13979 * doc/hostconfig.texi: Likewise.
13980 * doc/install.texi: Likewise.
13981 * doc/invoke.texi: Likewise.
13982 * doc/loop.texi: Likewise.
13983 * doc/makefile.texi: Likewise.
13984 * doc/md.texi: Likewise.
13985 * doc/passes.texi: Likewise.
13986 * doc/tm.texi: Likewise.
13987 * doc/tree-ssa.texi: Likewise.
13988 * doc/trouble.texi: Likewise.
13990 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
13991 Nathan Sidwell <nathan@codesourcery.com>
13992 Maxim Kuvyrkov <maxim@codesourcery.com>
13993 Richard Sandiford <rdsandiford@googlemail.com>
13995 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
13996 * config/mips/mips-protos.h (mips_expand_vector_init): New.
13997 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
13999 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
14000 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
14001 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
14003 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
14004 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
14005 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
14006 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
14007 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
14008 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
14009 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
14010 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
14011 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
14012 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
14013 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
14014 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
14015 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
14016 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
14017 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
14018 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
14019 (mips_builtins): Add Loongson builtins.
14020 (mips_loongson_2ef_bdesc): New.
14021 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
14022 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
14023 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
14024 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
14026 (mips_expand_vector_init): New.
14027 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
14028 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
14030 * config/mips/mips.md: Add unspec numbers for Loongson
14031 builtins. Include loongson.md.
14032 (MOVE64): Include Loongson vector modes.
14033 (SPLITF): Include Loongson vector modes.
14034 (HALFMODE): Handle Loongson vector modes.
14035 * config/mips/loongson.md: New.
14036 * config/mips/loongson.h: New.
14037 * config.gcc: Add loongson.h header for mips*-*-* targets.
14038 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
14040 2008-06-14 Joseph Myers <joseph@codesourcery.com>
14042 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
14043 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
14044 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
14045 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
14046 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
14047 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
14048 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
14049 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
14050 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
14051 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
14052 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
14053 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
14054 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
14055 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
14056 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
14057 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
14058 Remove use_fixproto=yes.
14059 (ia64*-*-hpux*): Remove comment about using fixproto.
14060 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
14062 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14064 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
14066 * configure: Regenerate.
14068 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
14070 PR middle-end/36520
14071 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
14072 before evaluating it.
14074 2008-06-13 Jakub Jelinek <jakub@redhat.com>
14077 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
14078 nested inline functions.
14079 (start_decl, start_function): Don't invert DECL_EXTERNAL
14080 for nested inline functions.
14082 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
14084 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
14085 splits that must be made for correctness.
14087 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
14089 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
14090 (AVAIL_NON_MIPS16): Likewise.
14091 (mips_builtin_description): Replace target_flags with a predicate.
14092 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
14093 (dspr2_32): New availability predicates.
14094 (MIPS_BUILTIN): New macro.
14095 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
14096 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
14097 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
14098 Replace the TARGET_FLAGS parameters with AVAIL parameters.
14099 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
14100 (mips_dsp_32only_bdesc): Merge into...
14101 (mips_builtins): ...this new array.
14102 (mips_bdesc_map, mips_bdesc_arrays): Delete.
14103 (mips_init_builtins): Update after above changes.
14104 (mips_expand_builtin_1): Merge into...
14105 (mips_expand_builtin): ...here and update after above changes.
14107 2008-06-12 Paul Brook <paul@codesourcery.com>
14109 * longlong.h (__arm__): Define count_leading_zeros.
14110 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
14111 (clzsi2, clzdi2): New functions.
14112 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
14113 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
14114 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
14115 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
14116 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
14117 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
14118 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
14119 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
14120 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
14121 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
14123 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
14125 * config/m68k/m68k.c (m68k_tune_flags): New.
14126 (override_options): Compute m68k_tune_flags.
14127 (MULL_COST, MULW_COST): Update for various variants of CFV2.
14128 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
14130 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14132 PR middle-end/36506
14133 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
14135 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14137 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
14138 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
14140 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14142 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
14143 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
14145 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14147 PR middle-end/36506
14148 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
14151 2008-06-12 Richard Guenther <rguenther@suse.de>
14153 PR tree-optimization/36345
14154 * tree-flow.h (struct ptr_info_def): Align escape_mask,
14155 add memory_tag_needed flag.
14156 (may_alias_p): Declare.
14157 * tree-ssa-alias.c (may_alias_p): Export.
14158 (set_initial_properties): Use memory_tag_needed flag.
14159 (update_reference_counts): Likewise.
14160 (reset_alias_info): Reset memory_tag_needed flag.
14161 (create_name_tags): Check memory_tag_needed flag.
14162 (dump_points_to_info_for): Dump it.
14163 * tree-ssa-structalias.c (struct variable_info): Remove
14164 directly_dereferenced flag.
14165 (new_var_info): Do not initialize it.
14166 (process_constraint_1): Do not set it.
14167 (update_alias_info): Set is_dereferenced flag.
14168 (set_uids_in_ptset): Use may_alias_p.
14169 (set_used_smts): Check memory_tag_needed flag.
14170 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
14171 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
14172 memory_tag_needed flag.
14173 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
14174 from broken design.
14176 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
14178 * config/i386/i386.c (ix86_compute_frame_layout): Disable
14179 red zone for w64 abi.
14180 (ix86_expand_prologue): Likewise.
14181 (ix86_force_to_memory): Likewise.
14182 (ix86_free_from_memory): Likewise.
14184 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
14187 * config/rs6000/rs6000.c (rs6000_override_options): Set
14188 rs6000_isel conditionally to the absence of comand line override.
14189 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14190 Remove duplicate rs6000_isel setting.
14191 * config/rs6000/eabispe.h: Ditto.
14193 2008-06-11 Richard Guenther <rguenther@suse.de>
14195 * alias.c (get_alias_set): Use the element alias-set for arrays.
14196 (record_component_aliases): For arrays and vectors do nothing.
14197 * c-common.c (strict_aliasing_warning): Handle the cases
14198 of alias set zero explicitly.
14199 * Makefile.in (dfp.o-warn): Add -Wno-error.
14201 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14203 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
14205 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
14206 tune_32 tune_64 to supported_defaults. Allow values not
14207 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
14208 x86_64. Do not override cpu_32 or cpu_64 values from target name.
14209 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
14210 with_cpu_64 to generic for 64-bit-supporting configurations, not
14211 with_cpu. Remove FIXMEs.
14212 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
14213 --with-arch-64, --with-tune-32, --with-tune-64): Document.
14214 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
14215 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
14216 arch_32 and arch_64.
14218 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
14219 Olivier Hainque <hainque@adacore.com>
14221 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
14222 Use DECL_SIZE_UNIT to retrieve the size of the field.
14224 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14226 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
14227 with function calls after declarations. Lay out
14228 neon_float_type_node before further use.
14230 2008-06-11 Richard Guenther <rguenther@suse.de>
14232 * tree-flow.h (may_point_to_global_var): Declare.
14233 * tree-ssa-alias.c (may_point_to_global_var): New function.
14234 * tree-ssa-sink.c (is_hidden_global_store): Use it.
14236 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
14238 * configure.ac: Teach that fido supports .debug_line.
14239 * configure: Regenerate.
14241 2008-06-10 Tom Tromey <tromey@redhat.com>
14243 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
14246 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14248 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
14249 (encode_decimal64, decode_decimal64, encode_decimal128,
14250 decode_decimal128): Reverse order of 32-bit parts of value if host
14251 and target endianness differ.
14253 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
14255 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
14256 Avoid division by 0.
14257 (tree_mod_pow2_value_transform): Likewise.
14258 (tree_ic_transform): Likewise.
14259 (tree_stringops_transform): Likewise.
14260 (tree_mod_subtract_transform): Likewise.
14261 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
14262 (copy_edges_for_bb): Likewise.
14263 (initialize_cfun): Likewise.
14265 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14267 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
14268 nonmemory_operand. Add "N" operand constraint.
14270 (*jcc_btdi_mask_rex64): New instruction and split pattern.
14271 (*jcc_btsi_mask): Ditto.
14272 (*jcc_btsi_mask_1): Ditto.
14274 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14276 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
14277 TYPE_CANONICAL for copied element type.
14279 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14282 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
14283 Add m_CORE2 and m_GENERIC.
14284 * config/i386/predicates.md (bt_comparison_operator): New predicate.
14285 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
14287 (*jcc_btdi_rex64): New instruction and split pattern.
14288 (*jcc_btsi): Ditto.
14289 (*jcc_btsi_1): Ditto.
14290 (*btsq): Fix Intel asm dialect operand order.
14294 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
14296 PR middle-end/36447
14297 * simplify-rtx.c (simplify_subreg): Add check for shift count
14300 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
14302 * doc/md.texi: Synchronize with later constraints.md change.
14303 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
14304 with a C implementation.
14305 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
14307 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
14308 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
14309 when moving to and from MD_REGNUM.
14310 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
14311 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
14312 Handle byte and halfword moves.
14313 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
14315 * config/mips/constraints.md (h): Turn into NO_REGS.
14316 (l, x): Update documentation.
14317 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
14318 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
14319 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
14320 (HILO): New mode iterator.
14322 (any_div): New code iterator.
14323 (u): Extend code attribute to div and udiv.
14324 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
14325 d_operand in the splitters. Remove redundant CONST_INT checks.
14326 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
14327 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
14328 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
14329 accordingly, using normal moves instead of unspecs to move LO into
14330 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
14331 (<u>mulsidi3): Handle expansion in C code.
14332 (<u>mulsidi3_32bit_internal): Rename to...
14333 (<u>mulsidi3_32bit): ...this.
14334 (<u>mulsidi3_32bit_r4000): Fix insn separator.
14335 (*<u>mulsidi3_64bit): Rename to...
14336 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
14337 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
14338 to set LO and HI to the multiplication result. Use a normal move
14339 for MFLO and an unspec for MFHI.
14340 (*<u>mulsidi3_64bit_parts): Replace with...
14341 (<u>mulsidi3_64bit_hilo): ...this new instruction.
14342 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
14343 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
14344 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
14345 instead of HI. Split the instruction into a separate multiplication
14346 and MFHI if !TARGET_FIX_R4000.
14347 (<su>muldi3_highpart): Likewise.
14348 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
14349 and the "=h" clobber.
14350 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
14351 (<u>mulditi3): New expander.
14352 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
14353 (madsi): Remove "=h" clobber.
14354 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
14355 Force the modulus result to be a GPR and split the instruction into
14356 a division followed by an MFHI after reload.
14357 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
14358 (*lea_high64): Use d_operand in the define_peephole2. Likewise
14359 the MIPS16 HIGH define_split.
14360 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
14361 of acc<->gpr moves to "multi".
14362 (*movdi_64bit): Replace the single "x" alternative with
14363 alternatives for moving into and out of "a".
14364 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
14365 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
14366 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
14367 Use d_operand in the splitters. Remove redundant CONST_INT checks.
14368 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
14369 (movti): New expander.
14370 (*movti, *movti_mips16): New insns.
14371 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
14372 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
14373 (mthi<GPR:mode>_<HILO:mode>): Likewise.
14374 * config/mips/predicates.md (fpr_operand): Delete.
14375 (d_operand): New predicate.
14377 2008-06-09 Michael Meissner <michael.meissner@amd.com>
14379 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
14380 failure on some Bourne shells.
14381 (x86_64-*-*): Ditto.
14383 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
14385 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
14387 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
14389 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
14390 (sparc-sun-solaris2*): Likewise.
14392 2008-06-09 Arnaud Charlet <charlet@adacore.com
14394 * doc/install.texi: Update requirements to build the Ada compiler.
14396 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
14398 * df-scan.c (struct df_scan_problem_data): Remove the
14399 mw_link_pool alloc pool.
14400 (df_scan_free_internal): Don't free it.
14401 (df_scan_alloc): Don't allocate it.
14402 * df.h (struct df_link): Update comment.
14404 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
14406 * except.h: Correct checks for when SJLJ exceptions must be used.
14408 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14410 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
14413 2008-06-08 Joseph Myers <joseph@codesourcery.com>
14415 PR tree-optimization/36218
14416 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
14417 configure for the build system.
14418 (BUILD_LDFLAGS): Define.
14419 * configure: Regenerate.
14420 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
14422 2008-07-08 Anatoly Sokolov <aesok@post.ru>
14425 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
14426 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
14427 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
14429 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
14431 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
14433 2008-06-07 Joseph Myers <joseph@codesourcery.com>
14435 * config.gcc (Obsolete configurations): Remove list of
14437 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
14438 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
14439 targets matched by those patterns.
14440 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
14441 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
14442 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
14443 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
14444 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
14445 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
14446 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
14447 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
14448 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
14449 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
14450 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
14451 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
14452 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
14453 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
14454 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
14455 Make code for Solaris 7 and greater unconditional for Solaris.
14456 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
14457 Remove --with-* handling.
14458 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
14459 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
14460 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
14461 LINK_OS_WINDISS_SPEC): Remove.
14462 * config/rs6000/sysv4.opt (mwindiss): Remove.
14463 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
14464 * configure: Regenerate.
14465 * doc/cpp.texi: Don't mention BeOS.
14466 * doc/extend.texi (interrupt): Don't mention MS1.
14467 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
14468 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
14469 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
14470 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
14471 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
14473 * doc/invoke.texi (MT Options): Remove.
14474 (-mwindiss): Remove.
14475 (CRIS Options): Remove cris-axis-aout references.
14476 (HPPA Options): Don't mention hppa1.1-*-pro.
14477 * doc/md.texi: (MorphoTech family): Remove.
14478 * libgcc2.c: Don't handle UWIN.
14479 * config/alpha/t-unicosmk: Remove.
14480 * config/alpha/unicosmk.h: Remove.
14481 * config/arm/kaos-arm.h: Remove.
14482 * config/arm/kaos-strongarm.h: Remove.
14483 * config/arm/strongarm-coff.h: Remove.
14484 * config/arm/strongarm-elf.h: Remove.
14485 * config/arm/strongarm-pe.h: Remove.
14486 * config/arm/t-strongarm-pe: Remove.
14487 * config/arm/t-xscale-coff: Remove.
14488 * config/arm/t-xscale-elf: Remove.
14489 * config/arm/xscale-coff.h: Remove.
14490 * config/arm/xscale-elf.h: Remove.
14491 * config/chorus.h: Remove.
14492 * config/cris/aout.h: Remove.
14493 * config/cris/aout.opt: Remove.
14494 * config/cris/t-aout: Remove.
14495 * config/i386/beos-elf.h: Remove.
14496 * config/i386/kaos-i386.h: Remove.
14497 * config/i386/ptx4-i.h: Remove.
14498 * config/i386/sco5.h: Remove.
14499 * config/i386/sco5.opt: Remove.
14500 * config/i386/sysv4-cpp.h: Remove.
14501 * config/i386/sysv5.h: Remove.
14502 * config/i386/t-beos: Remove.
14503 * config/i386/t-sco5: Remove.
14504 * config/i386/t-uwin: Remove.
14505 * config/i386/uwin.asm: Remove.
14506 * config/i386/uwin.h: Remove.
14507 * config/kaos.h: Remove.
14508 * config/mips/windiss.h: Remove.
14509 * config/mt: Remove directory.
14510 * config/pa/pa-osf.h: Remove.
14511 * config/pa/pa-pro-end.h: Remove.
14512 * config/pa/t-pro: Remove.
14513 * config/ptx4.h: Remove.
14514 * config/rs6000/beos.h: Remove.
14515 * config/rs6000/kaos-ppc.h: Remove.
14516 * config/rs6000/t-beos: Remove.
14517 * config/rs6000/windiss.h: Remove.
14518 * config/sh/kaos-sh.h: Remove.
14519 * config/sol2-6.h: Remove.
14520 * config/sparc/sol26-sld.h: Remove.
14521 * config/sparc/sysv4-only.h: Remove.
14522 * config/vax/bsd.h: Remove.
14523 * config/vax/t-memfuncs: Remove.
14524 * config/vax/ultrix.h: Remove.
14525 * config/vax/vaxv.h: Remove.
14526 * config/windiss.h: Remove.
14528 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14530 PR rtl-optimization/36438
14531 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
14532 for vector shifts with constant scalar shift operands.
14534 2008-06-06 Sandip Matte <sandip@rmicorp.com>
14536 * doc/invoke.texi: Document -march=xlr.
14537 * config/mips/xlr.md: New file.
14538 * config/mips/mips.md: Include it.
14540 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
14541 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
14542 (mips_rtx_cost_data): Likewise.
14544 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
14546 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
14547 PRE_INC and PRE_DEC cases.
14549 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14551 PR rtl-optimization/36419
14552 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
14553 the emitting jump insn.
14556 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
14557 is not bool, boolify the whole *expr_p and convert to the desired type.
14559 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14561 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
14562 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
14563 Add omp_private_outer_ref hook, add another argument to
14564 omp_clause_default_ctor hook.
14565 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
14566 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
14567 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
14568 hook_tree_tree_tree_tree_null.
14569 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
14570 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
14571 * hooks.c (hook_tree_tree_tree_tree_null): New function.
14572 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
14573 * tree.def (OMP_TASK): New tree code.
14574 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
14575 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
14576 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
14577 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
14578 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
14579 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
14580 OMP_CLAUSE_COLLAPSE_EXPR): Define.
14581 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14582 (OMP_DIRECTIVE_P): Add OMP_TASK.
14583 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
14584 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
14585 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
14586 and OMP_CLAUSE_UNTIED entries.
14587 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
14589 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14590 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
14591 * tree-pretty-print.c (dump_omp_clause): Handle
14592 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
14593 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14594 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
14595 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
14596 warning about unsigned iterators. Change decl/init/cond/incr
14597 arguments to TREE_VECs, check arguments for all collapsed loops.
14598 (c_finish_omp_taskwait): New function.
14599 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
14601 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
14602 default_function_array_conversion on init. Add par_clauses argument.
14603 If decl is present in parallel's lastprivate clause, change it to
14604 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
14605 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
14606 collapse count in clauses.
14607 (c_parser_omp_for, c_parser_omp_parallel): Adjust
14608 c_parser_omp_for_loop callers.
14609 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
14610 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
14611 (c_parser_omp_clause_name): Handle collapse and untied clauses.
14612 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
14614 (c_parser_omp_clause_schedule): Handle schedule(auto).
14615 Include correct location in the error message.
14616 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
14617 and PRAGMA_OMP_CLAUSE_UNTIED.
14618 (OMP_TASK_CLAUSE_MASK): Define.
14619 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
14620 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
14621 * tree-nested.c (convert_nonlocal_omp_clauses,
14622 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
14623 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
14624 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14625 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
14627 (conver_nonlocal_reference, convert_local_reference,
14628 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
14629 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
14630 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
14631 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
14632 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
14633 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
14634 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
14635 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
14636 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14638 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
14639 * c-common.h (c_finish_omp_taskwait): New prototype.
14640 * gimple-low.c (lower_stmt): Handle OMP_TASK.
14641 * tree-parloops.c (create_parallel_loop): Create 1 entry
14642 vectors for OMP_FOR_{INIT,COND,INCR}.
14643 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14644 (make_edges): Handle OMP_TASK.
14645 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
14646 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14647 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
14648 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
14649 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
14650 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14651 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14652 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
14653 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
14654 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
14655 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
14656 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
14657 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
14658 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
14659 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
14660 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
14661 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
14662 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
14663 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
14664 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
14665 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
14666 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
14667 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
14668 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
14669 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
14670 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
14671 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
14672 original iterator is present in lastprivate clause or if
14673 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
14674 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14675 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
14676 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
14677 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
14678 if it is set, lookup var in outer contexts too. Handle
14679 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
14680 to be implicitly determined firstprivate for task regions.
14681 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
14682 if it is set, lookup var in outer contexts too. Set
14683 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
14684 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
14685 OMP_CLAUSE_UNTIED. Take region_type as last argument
14686 instead of in_parallel and in_combined_parallel.
14687 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
14689 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
14690 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
14691 (new_omp_context): Set default_kind to
14692 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
14693 (omp_region_type): New enum.
14694 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
14695 fields, add region_type.
14696 (new_omp_context): Take region_type as argument instead of is_parallel
14697 and is_combined_parallel.
14698 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
14699 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
14700 ctx->is_combined_parallel checks.
14701 (gimplify_omp_task): New function.
14702 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14704 * omp-low.c (extract_omp_for_data): Use schedule(static)
14705 for schedule(auto). Handle pointer and unsigned iterators.
14706 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
14707 Add loops argument. Extract data for collapsed OMP_FOR loops.
14708 (expand_parallel_call): Assert sched_kind isn't auto,
14709 map runtime schedule to index 3.
14710 (struct omp_for_data_loop): New type.
14711 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
14712 Add loop, loops, collapse and iter_type fields.
14713 (workshare_safe_to_combine_p): Disallow combined for if
14714 iter_type is unsigned long long. Don't combine collapse > 1 loops
14715 unless all bounds and steps are constant. Adjust extract_omp_for_data
14717 (expand_omp_for_generic): Handle pointer, unsigned and long long
14718 iterators. Handle collapsed OMP_FOR loops. Adjust
14719 for struct omp_for_data changes. If libgomp function doesn't return
14720 boolean_type_node, add comparison of the return value with 0.
14721 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
14722 pointer, unsigned and long long iterators. Adjust for struct
14723 omp_for_data changes.
14724 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
14725 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
14726 unsigned long long. Allocate loops array, pass it to
14727 extract_omp_for_data. For collapse > 1 loops use always
14728 expand_omp_for_generic.
14729 (omp_context): Add sfield_map and srecord_type fields.
14730 (is_task_ctx, lookup_sfield): New functions.
14731 (use_pointer_for_field): Use is_task_ctx helper. Change first
14732 argument's type from const_tree to tree. Clarify comment.
14733 In OMP_TASK disallow copy-in/out sharing.
14734 (build_sender_ref): Call lookup_sfield instead of lookup_field.
14735 (install_var_field): Add mask argument. Populate both record_type
14736 and srecord_type if needed.
14737 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
14739 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
14740 and DECL_FIELD_OFFSET.
14741 (scan_sharing_clauses): Adjust install_var_field callers. For
14742 firstprivate clauses on explicit tasks allocate the var by value in
14743 record_type unconditionally, rather than by reference.
14744 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
14745 Use is_taskreg_ctx instead of is_parallel_ctx.
14746 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14747 (create_omp_child_function_name): Add task_copy argument, use
14748 *_omp_cpyfn* names if it is true.
14749 (create_omp_child_function): Add task_copy argument, if true create
14750 *_omp_cpyfn* helper function.
14751 (scan_omp_parallel): Adjust create_omp_child_function callers.
14752 Rename parallel_nesting_level to taskreg_nesting_level.
14753 (scan_omp_task): New function.
14754 (lower_rec_input_clauses): Don't run constructors for firstprivate
14755 explicit task vars which are initialized by *_omp_cpyfn*.
14756 Pass outer var ref to omp_clause_default_ctor hook if
14757 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
14758 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
14759 OMP_CLAUSE_REDUCTION_INIT.
14760 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
14761 avoid duplicate setting of fields. Handle
14762 OMP_CLAUSE_PRIVATE_OUTER_REF.
14763 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
14764 copy-out if TREE_READONLY, only copy-in.
14765 (expand_task_copyfn): New function.
14766 (expand_task_call): New function.
14767 (struct omp_taskcopy_context): New type.
14768 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
14770 (lower_omp_parallel): Rename to...
14771 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14772 Call create_task_copyfn if srecord_type is needed. Adjust
14774 (task_shared_vars): New variable.
14775 (check_omp_nesting_restrictions): Warn if work-sharing,
14776 barrier, master or ordered region is closely nested inside OMP_TASK.
14777 Add warnings for barrier if closely nested inside of work-sharing,
14778 ordered, or master region.
14779 (scan_omp_1): Call check_omp_nesting_restrictions even for
14780 GOMP_barrier calls. Rename parallel_nesting_level to
14781 taskreg_nesting_level. Handle OMP_TASK.
14782 (lower_lastprivate_clauses): Even if some lastprivate is found on a
14783 work-sharing construct, continue looking for them on parent parallel
14785 (lower_omp_for_lastprivate): Add lastprivate clauses
14786 to the beginning of dlist rather than end. Adjust for struct
14787 omp_for_data changes.
14788 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
14789 not after it. Handle collapsed OMP_FOR loops, adjust for
14790 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
14791 (get_ws_args_for): Adjust extract_omp_for_data caller.
14792 (scan_omp_for): Handle collapsed OMP_FOR
14793 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14794 (lower_omp_single_simple): If libgomp function doesn't return
14795 boolean_type_node, add comparison of the return value with 0.
14796 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
14797 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
14798 (parallel_nesting_level): Rename to...
14799 (taskreg_nesting_level): ... this.
14800 (is_taskreg_ctx): New function.
14801 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
14802 of is_parallel_ctx.
14803 (execute_lower_omp): Rename parallel_nesting_level to
14804 taskreg_nesting_level.
14805 (expand_omp_parallel): Rename to...
14806 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
14807 Call omp_task_call for OMP_TASK regions.
14808 (expand_omp): Adjust caller, handle OMP_TASK.
14809 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
14811 * bitmap.c (bitmap_default_obstack_depth): New variable.
14812 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
14813 if argument is NULL and bitmap_default_obstack is already initialized.
14814 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
14816 * matrix-reorg.c (matrix_reorg): Likewise.
14818 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14820 * config/i386/i386.md (*indirect_jump): Macroize using P
14821 mode iterator. Remove !TARGET_64BIT from insn constraints.
14822 (*tablejump_1): Ditto.
14823 (*indirect_jump_rex64): Remove insn pattern.
14824 (*tablejump_1_rex64): Ditto.
14825 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
14826 and eh_return_si insn patterns.
14828 2008-06-06 Richard Guenther <rguenther@suse.de>
14830 * tree-ssa-structalias.c (merge_smts_into): Remove.
14831 (find_what_p_points_to): Do not bother to compute the
14832 points-to set for pt_anything pointers.
14833 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
14834 for pt_anything pointers is ok.
14836 2008-06-06 Jan Hubicka <jh@suse.cz>
14838 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
14840 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14842 * cgraph.c: Fix typos in comments.
14843 (cgraph_availability_names): Fix string typo.
14844 * fold-const.c: Fix typos in comments.
14845 (fold_binary): Fix typo in warning.
14846 * genautomata.c: Fix typos in comments.
14847 (check_presence_pattern_sets): Fix typo in local variable.
14848 (output_description): Fix typo in output.
14849 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
14850 * hwint.h: Likewise.
14851 * matrix-reorg.c (check_allocation_function): Likewise.
14852 * omega.c (smooth_weird_equations): Likewise.
14853 * auto-inc-dec.c: Fix typos in comments.
14854 * bb-reorder.c: Likewise.
14855 * builtins.c: Likewise.
14856 * c-common.c: Likewise.
14857 * c-cppbuiltin.c: Likewise.
14858 * c-parser.c: Likewise.
14859 * c-pretty-print.c: Likewise.
14860 * cfgcleanup.c: Likewise.
14861 * cfgexpand.c: Likewise.
14862 * cfghooks.c: Likewise.
14863 * cfglayout.c: Likewise.
14864 * cfgloopmanip.c: Likewise.
14865 * cgraphunit.c: Likewise.
14866 * coverage.c: Likewise.
14867 * dbxout.c: Likewise.
14868 * df-byte-scan.c: Likewise.
14869 * df-core.c: Likewise.
14870 * df-problems.c: Likewise.
14871 * df-scan.c: Likewise.
14873 * dominance.c: Likewise.
14874 * domwalk.c: Likewise.
14876 * dwarf2out.c: Likewise.
14877 * emit-rtl.c: Likewise.
14878 * et-forest.c: Likewise.
14879 * function.c: Likewise.
14880 * function.h: Likewise.
14882 * gcov-io.c: Likewise.
14883 * gcov.c: Likewise.
14884 * gcse.c: Likewise.
14885 * genattrtab.c: Likewise.
14886 * ggc-page.c: Likewise.
14887 * gimplify.c: Likewise.
14888 * gthr-lynx.h: Likewise.
14889 * haifa-sched.c: Likewise.
14890 * ipa-cp.c: Likewise.
14891 * ipa-inline.c: Likewise.
14892 * ipa-prop.h: Likewise.
14893 * ipa-pure-const.c: Likewise.
14894 * ipa-struct-reorg.c: Likewise.
14895 * ipa-struct-reorg.h: Likewise.
14896 * ipa-type-escape.c: Likewise.
14898 * loop-doloop.c: Likewise.
14899 * mips-tfile.c: Likewise.
14900 * mkmap-flat.awk: Likewise.
14901 * mkmap-symver.awk: Likewise.
14902 * modulo-sched.c: Likewise.
14903 * omp-low.c: Likewise.
14904 * optabs.c: Likewise.
14905 * optabs.h: Likewise.
14906 * opts.c: Likewise.
14907 * passes.c: Likewise.
14908 * postreload-gcse.c: Likewise.
14909 * postreload.c: Likewise.
14910 * predict.c: Likewise.
14911 * pretty-print.h: Likewise.
14912 * profile.c: Likewise.
14913 * protoize.c: Likewise.
14914 * ra-conflict.c: Likewise.
14915 * real.c: Likewise.
14916 * recog.c: Likewise.
14917 * regclass.c: Likewise.
14918 * regs.h: Likewise.
14919 * reload.c: Likewise.
14920 * rtl-error.c: Likewise.
14921 * rtlanal.c: Likewise.
14922 * scan.h: Likewise.
14923 * sched-rgn.c: Likewise.
14925 * stmt.c: Likewise.
14926 * target.h: Likewise.
14927 * tree-dfa.c: Likewise.
14928 * tree-eh.c: Likewise.
14929 * tree-flow-inline.h: Likewise.
14930 * tree-inline.c: Likewise.
14931 * tree-into-ssa.c: Likewise.
14932 * tree-loop-distribution.c: Likewise.
14933 * tree-nested.c: Likewise.
14934 * tree-parloops.c: Likewise.
14935 * tree-pass.h: Likewise.
14936 * tree-pretty-print.c: Likewise.
14937 * tree-profile.c: Likewise.
14938 * tree-scalar-evolution.c: Likewise.
14939 * tree-sra.c: Likewise.
14940 * tree-ssa-alias-warnings.c: Likewise.
14941 * tree-ssa-ccp.c: Likewise.
14942 * tree-ssa-coalesce.c: Likewise.
14943 * tree-ssa-dom.c: Likewise.
14944 * tree-ssa-dse.c: Likewise.
14945 * tree-ssa-forwprop.c: Likewise.
14946 * tree-ssa-live.c: Likewise.
14947 * tree-ssa-live.h: Likewise.
14948 * tree-ssa-loop-im.c: Likewise.
14949 * tree-ssa-loop-ivopts.c: Likewise.
14950 * tree-ssa-loop-niter.c: Likewise.
14951 * tree-ssa-loop-prefetch.c: Likewise.
14952 * tree-ssa-phiopt.c: Likewise.
14953 * tree-ssa-phiprop.c: Likewise.
14954 * tree-ssa-sccvn.c: Likewise.
14955 * tree-ssa-ter.c: Likewise.
14956 * tree-ssa-threadupdate.c: Likewise.
14957 * tree-ssa.c: Likewise.
14958 * tree-vect-analyze.c: Likewise.
14959 * tree-vect-transform.c: Likewise.
14960 * tree-vectorizer.c: Likewise.
14961 * tree-vn.c: Likewise.
14962 * tree-vrp.c: Likewise.
14963 * tree.c: Likewise.
14964 * tree.def: Likewise.
14965 * tree.h: Likewise.
14966 * unwind-dw2-fde.c: Likewise.
14967 * unwind.inc: Likewise.
14968 * value-prof.c: Likewise.
14969 * vmsdbgout.c: Likewise.
14971 2008-06-05 David Edelsohn <edelsohn@gnu.org>
14973 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
14974 always place FP constants in the TOC for TARGET_POWERPC64.
14975 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
14977 2008-06-05 Joseph Myers <joseph@codesourcery.com>
14979 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
14980 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
14981 enable for TARGET_E500_DOUBLE.
14982 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
14983 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
14984 floating-point modes like integer modes for E500 double.
14985 (rs6000_legitimate_offset_address_p): Likewise.
14986 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
14987 addressing for DDmode for E500 double.
14988 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
14989 modes as using 64-bits of registers for E500 double.
14990 (spe_build_register_parallel): Do not handle DDmode or TDmode.
14991 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
14992 specially for E500 double.
14993 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
14994 TDmode for E500 double.
14995 (rs6000_gimplify_va_arg): Only handle SDmode in registers
14996 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
14997 (rs6000_split_multireg_move): Do not handle TDmode specially for
14999 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
15000 using 64-bit registers for E500 double.
15001 (emit_frame_save): Do not handle DDmode specially for E500 double.
15002 (gen_frame_mem_offset): Likewise.
15003 (rs6000_function_value): Do not call spe_build_register_parallel
15004 for DDmode or TDmode.
15005 (rs6000_libcall_value): Likewise.
15006 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
15007 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
15010 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
15012 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
15015 2008-06-04 Junjie Gu <jgu@tensilica.com>
15017 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
15018 comparison for frame pointers.
15020 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15023 * config/avr/avr.h (PUSH_ROUNDING): Remove.
15025 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15028 * builtins.c (expand_builtin_signbit): Don't take lowpart when
15029 register is already smaller or equal to required mode.
15031 2008-06-04 Xinliang David Li <davidxl@google.com>
15033 * tree-call-cdce.c: New file.
15034 (cond_dead_built_in_calls): New static variable.
15035 (input_domain): New struct.
15036 (check_pow): New function.
15037 (check_builtin_call): Ditto.
15038 (check_target_format): Ditto.
15039 (is_call_dce_candidate): Ditto.
15040 (gen_one_condition): Ditto.
15041 (gen_conditions_for_domain): Ditto.
15042 (get_domain): Ditto.
15043 (gen_conditions_for_pow_cst_base): Ditto.
15044 (gen_conditions_for_pow_int_base): Ditto.
15045 (gen_conditions_for_pow): Ditto.
15046 (get_no_error_domain): Ditto.
15047 (gen_shrink_wrap_conditions): Ditto.
15048 (shrink_wrap_one_built_in_call): Ditto.
15049 (shink_wrap_conditional_dead_built_in_calls): Ditto.
15050 (tree_call_cdce): Ditto.
15051 (gate_call_cdce): Ditto.
15052 (pass_call_cdce): New gimple pass.
15053 * passes.c: (init_optimization_passes): New pass.
15054 * tree-pass.h: New pass declaration.
15055 * opts.c (decode_options): New flag setting.
15056 * common.opt: Add -ftree-builtin-call-dce flag.
15057 * Makefile.in: Add new source file.
15058 * tempvar.def: New tv_id.
15059 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
15061 2008-06-04 Richard Guenther <rguenther@suse.de>
15063 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
15064 (is_call_clobbered): Always check var_ann->call_clobbered.
15065 (mark_call_clobbered): Always set var_ann->call_clobbered.
15066 (clear_call_clobbered): Always clear var_ann->call_clobbered.
15067 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
15068 (reset_alias_info): Clear call clobbering info on MTAGs and
15070 (set_pt_anything): Set pt_global_mem.
15071 (create_tag_raw): Adjust comment.
15072 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
15074 2008-06-04 Joseph Myers <joseph@codesourcery.com>
15075 Maxim Kuvyrkov <maxim@codesourcery.com>
15077 * config/m68k/m68k.opt (mxgot): New option.
15078 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
15079 (m68k_output_addr_const_extra): New.
15080 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
15081 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
15082 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
15083 * doc/invoke.texi (M680x0 Options): Document -mxgot.
15085 2008-06-04 Richard Guenther <rguenther@suse.de>
15087 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
15088 negative or non-representable offsets.
15090 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
15092 * config/i386/i386.c (ix86_gen_leave): New.
15093 (ix86_gen_pop1): Likewise.
15094 (ix86_gen_add3): Likewise.
15095 (ix86_gen_sub3): Likewise.
15096 (ix86_gen_sub3_carry): Likewise.
15097 (ix86_gen_one_cmpl2): Likewise.
15098 (ix86_gen_monitor): Likewise.
15099 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
15100 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
15101 ix86_gen_one_cmpl2 and ix86_gen_monitor.
15102 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
15103 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
15104 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
15105 (ix86_expand_epilogue): Updated.
15106 (print_operand): Handle integer register operand for 'z'.
15107 (ix86_expand_strlensi_unroll_1): Likewise.
15108 (ix86_expand_strlen): Likewise.
15109 (ix86_expand_builtin): Likewise.
15110 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
15111 mov{q}/mov{l} and add{q}/add{l}.
15113 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15115 * config/i386/i386.md (P): New mode iterator.
15116 (SFmode push_operand splitter): Macroize DImode and SImode pushes
15117 using P mode iterator.
15118 (DFmode push_operand splitter): Ditto.
15119 (XFmode push_operand splitter): Ditto.
15120 (DFmode float_extend SFmode push_operand splitter): Ditto.
15121 (XFmode float_extend SFmode push_operand splitter): Do not generate
15122 SImode pushes for 64bit target. Macroize Dimode and SImode
15123 pushes using P mode iterator.
15124 (XFmode float_extend DFmode push_operand splitter): Ditto.
15126 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15128 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
15129 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
15130 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
15131 return type to int.
15132 (ix86_call_abi_override): Remove check for call_used_regs.
15134 2008-06-03 Richard Guenther <rguenther@suse.de>
15136 * tree-ssa-structalias.c (find_func_aliases): Add constraints
15137 for the lhs of calls if the return type contains pointers.
15139 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15141 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
15142 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
15143 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
15144 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
15145 of cfun and DEFAULT_ABI to deceide abi mode.
15146 (DEFAULT_ABI): New.
15147 (REG_PARM_STACK_SPACE): Removed.
15148 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
15149 (STACK_BOUNDARY): Use default target to deceide stack boundary.
15150 * config/i386/i386-protos.h (ix86_cfun_abi): New.
15151 (ix86_function_abi): Likewise.
15152 (ix86_function_type_abi): Likewise.
15153 (ix86_call_abi_override): Likewise.
15154 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
15155 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
15156 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
15157 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
15159 (X86_64_REGPARM_MAX): New.
15160 (X86_64_SSE_REGPARM_MAX): New.
15161 (X64_REGPARM_MAX): New.
15162 (X64_SSE_REGPARM_MAX): New.
15163 (X86_32_REGPARM_MAX): New.
15164 (X86_32_SSE_REGPARM_MAX): New.
15165 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
15166 (ix86_function_regparm): Handle user calling abi.
15167 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
15168 by DEFAULT_ABI versus SYSV_ABI check.
15169 (ix86_reg_parm_stack_space): New.
15170 (ix86_function_type_abi): New.
15171 (ix86_call_abi_override): New.
15172 (ix86_function_abi): New.
15173 (ix86_cfun_abi): New.
15174 (init_cumulative_args): Call abi specific initialization.
15175 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
15176 (function_arg_64): Extend SSE_REGPARM_MAX check.
15177 (function_arg (): Remove TARGET_64BIT_MS_ABI.
15178 (ix86_pass_by_reference): Likewise.
15179 (ix86_function_value_regno_p): Likewise.
15180 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
15181 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
15182 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
15183 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
15184 (setup_incoming_varargs_64): Adjust regparm for call abi.
15185 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
15186 (ix86_va_start): Likewise.
15187 (ix86_gimplify_va_arg): Likewise.
15188 (ix86_expand_prologue): Likewise.
15189 (output_pic_addr_const): Likewise.
15190 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
15191 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
15192 (x86_output_mi_thunk): Likewise.
15193 (x86_function_profiler): Likewise.
15194 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
15195 (SYSV_ABI, MS_ABI): New constants.
15196 (DEFAULT_ABI): New.
15197 (init_regs): Add prototype of function in regclass.c file.
15198 (OVERRIDE_ABI_FORMAT): New.
15199 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
15200 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
15201 (OUTGOING_REG_PARM_STACK_SPACE): New.
15202 (ix86_reg_parm_stack_space): New prototype.
15203 (CUMULATIVE_ARGS): Add call_abi member.
15204 (machine_function): Add call_abi member.
15205 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
15206 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
15208 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
15211 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
15212 (avr_builtin_setjmp_frame_value): New function.
15213 * config/avr/avr.md (nonlocal_goto_receiver): Define.
15214 (nonlocal_goto): Define.
15216 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
15218 * config/mips/mips.c (mips_emit_loadgp): Return early if
15219 there is nothing do to, otherwise emit a blockage if
15220 !TARGET_EXPLICIT_RELOCS || crtl->profile.
15221 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
15223 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15225 * configure.ac: Drop unneeded backslash ending up in config.in.
15226 * acinclude.m4: Likewise.
15227 * config.in: Regenerate.
15229 2008-05-26 Jan Hubicka <jh@suse.cz>
15231 * predict.c (maybe_hot_frequency_p): Break out of...
15232 (maybe_hot_bb_p): ... here.
15233 (maybe_hot_edge_p): New.
15234 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
15235 * basic-block.h (maybe_hot_edge_p): Declare.
15237 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15239 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
15240 (*cmpfp_<mode>_cc): Ditto.
15241 (*fp_jcc_8<mode>_387): Ditto.
15242 (*fop_<MODEF:mode>_2_i387): Ditto.
15243 (*fop_<MODEF:mode>_3_i387): Ditto.
15244 (*fop_xf_2_i387): Ditto.
15245 (*fop_xf_3_i387): Ditto.
15247 2008-06-02 Tomas Bily <tbily@suse.cz>
15249 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
15251 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15253 * config/mips/mips.c (mips_valid_offset_p): New function.
15254 (mips_valid_lo_sum_p): Likewise.
15255 (mips_classify_address): Use them.
15256 (mips_force_address): New function.
15257 (mips_legitimize_address): Use it.
15258 * config/mips/mips.md (MOVE128): New mode iterator.
15259 (movtf): Require TARGET_64BIT. Remove empty strings.
15260 (*movtf_internal): Rename to...
15261 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
15262 of "R" and use {,fp}{load,store} attributes instead of "multi".
15263 Use a separate define_split.
15264 (*movtf_mips16): New pattern.
15266 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15268 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
15269 * config/mips/mips.c (mips_expand_before_return): New function.
15270 (mips_expand_epilogue): Call it.
15271 * config/mips/mips.md (return): Turn into a define_expand.
15272 (*return): New insn.
15274 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15276 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
15277 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
15278 functions. Do not emit uses and clobbers of CONCATs; individually
15279 use and clobber their operands.
15280 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
15281 gen_clobber, emit_use and gen_use.
15282 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
15283 (expand_builtin_return): Likewise.
15284 * cfgbuild.c (count_basic_blocks): Likewise.
15285 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
15286 * explow.c (emit_stack_restore): Likewise.
15287 * expmed.c (extract_bit_field_1): Likewise.
15288 * expr.c (convert_move, emit_move_complex_parts): Likewise.
15289 (emit_move_multi_word, store_constructor): Likewise.
15290 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
15291 (thread_prologue_and_epilogue_insns): Likewise.
15292 * lower-subreg.c (resolve_simple_move): Likewise.
15293 * optabs.c (widen_operand, expand_binop): Likewise.
15294 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
15295 * reload.c (find_reloads): Likewise.
15296 * reload1.c (eliminate_regs_in_insn): Likewise.
15297 * stmt.c (expand_nl_goto_receiver): Likewise.
15298 * config/alpha/alpha.md (builtin_longjmp): Likewise.
15299 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
15300 * config/arm/arm.c (arm_load_pic_register): Likewise.
15301 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
15302 * config/arm/arm.md (untyped_return): Likewise.
15303 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
15304 * config/avr/avr.c (expand_prologue): Likewise.
15305 * config/bfin/bfin.c (do_unlink): Likewise.
15306 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
15307 * config/cris/cris.c (cris_expand_prologue): Likewise.
15308 * config/darwin.c (machopic_indirect_data_reference): Likewise.
15309 (machopic_legitimize_pic_address): Likewise.
15310 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
15311 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
15312 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
15313 (ix86_expand_convert_uns_didf_sse): Likewise.
15314 (ix86_expand_vector_init_general): Likewise.
15315 * config/ia64/ia64.md (eh_epilogue): Likewise.
15316 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
15317 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
15318 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
15319 (config/iq2000/iq2000.c): Likewise.
15320 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
15321 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
15322 (builtin_longjmp): Likewise.
15323 * config/mn10300/mn10300.md (call, call_value): Likewise.
15324 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
15325 * config/pdp11/pdp11.md (abshi2): Likewise.
15326 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15327 * config/s390/s390.c (s390_emit_prologue): Likewise.
15328 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
15329 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
15330 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
15331 * config/sh/sh.c (prepare_move_operands): Likewise.
15332 (output_stack_adjust, sh_expand_epilogue): Likewise.
15333 (sh_set_return_address, sh_expand_t_scc): Likewise.
15334 * config/sparc/sparc.c (load_pic_register): Likewise.
15335 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
15336 * config/spu/spu.c (spu_expand_epilogue): Likewise.
15337 * config/v850/v850.c (expand_epilogue): Likewise.
15339 2008-05-31 Anatoly Sokolov <aesok@post.ru>
15341 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
15342 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
15343 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
15344 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
15345 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
15346 stack pointer register.
15347 (output_movhi): Remove code for interrupt specific writing to the
15348 stack pointer register.
15350 2008-05-31 Richard Guenther <rguenther@suse.de>
15352 PR tree-optimization/34244
15353 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
15354 (tree_expr_nonzero_warnv_p): Likewise.
15355 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
15356 ssa_name_nonnegative_p.
15357 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
15358 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
15359 not tree_expr_nonzero_warnv_p.
15361 PR tree-optimization/36262
15363 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
15365 PR tree-optimization/34244
15366 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
15367 (record_numbers_of_iterations): New function.
15368 (execute_vrp): Cache the numbers of iterations of loops.
15369 * tree-scalar-evolution.c (scev_reset_except_niters):
15371 (scev_reset): Use scev_reset_except_niters.
15372 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
15374 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
15376 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15377 __WORKAROUND_RETS when appropriate.
15379 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15381 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
15382 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
15384 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
15385 *fop_df_comm_sse insn patterns using MODEF mode iterator.
15386 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
15387 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
15388 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
15389 *fop_df_1_mixed insn patterns using MODEF mode iterator.
15390 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
15391 *fop_df_1_sse insn patterns using MODEF mode iterator.
15392 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
15393 *fop_df_1_i387 insn patterns using MODEF mode iterator.
15394 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
15395 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
15396 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
15397 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
15398 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
15399 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
15400 (*fop_xf_4_i387): Use <MODE> for mode attribute.
15401 (*fop_xf_5_i387): Ditto.
15402 (*fop_xf_6_i387): Ditto.
15404 2008-05-30 Richard Guenther <rguenther@suse.de>
15406 * builtins.c (build_string_literal): Avoid generating
15407 a non-gimple_val result.
15409 2008-05-30 DJ Delorie <dj@redhat.com>
15411 * exec-tool.in: Use an environment variable (private) instead of a
15412 file (shared) as a semaphore, so as to not break parallel builds.
15414 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15416 * optabs.c (maybe_encapsulate_block): Remove.
15417 (emit_libcall_block): Adjust accordingly.
15418 * optabs.h (maybe_encapsulate_block): Remove prototype.
15420 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
15421 Don't use maybe_encapsulate_block.
15423 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15425 * config/rs6000/rs6000.c (rs6000_legitimize_address,
15426 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
15427 rtx is a SYMBOL_REF before calling get_pool_constant.
15429 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
15431 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
15433 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
15435 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
15436 rather than OS names to choose INO_T_EQ definition.
15437 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
15438 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
15440 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
15443 * config/darwin-f.c: New.
15444 * config/t-darwin: Added rule to build darwin-f.o.
15445 * config.gcc: Defined new variable, fortran_target_objs.
15446 (*-*-darwin*): Set fortran_target_objs.
15447 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
15448 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
15449 * configure: Regenerated.
15451 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
15454 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
15455 canonical type if needed.
15457 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
15459 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
15461 2008-05-29 Richard Guenther <rguenther@suse.de>
15463 PR tree-optimization/36343
15464 PR tree-optimization/36346
15465 PR tree-optimization/36347
15466 * tree-flow.h (clobber_what_p_points_to): Declare.
15467 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
15468 pointed-to variable is dereferenced is irrelevant to whether
15469 the pointer can access the pointed-to variable.
15470 (clobber_what_p_points_to): New function.
15471 * tree-ssa-alias.c (set_initial_properties): Use it.
15472 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
15473 call clobber check for NMTs.
15475 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15477 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
15478 for printing gcov_type.
15480 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15482 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
15483 and the eh region information.
15484 * value-prof.c (gimple_move_stmt_histograms): New function.
15485 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
15487 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
15489 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
15491 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15493 * value-prof.c (tree_ic_transform): Print counts.
15494 * tree-profile.c (tree_gen_ic_func_profiler):
15495 Clear __gcov_indreict_call_callee variable to avoid misattribution
15498 2008-05-28 Rafael Espíndola <espindola@google.com>
15500 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
15503 2008-05-28 Richard Guenther <rguenther@suse.de>
15505 PR tree-optimization/36339
15506 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
15507 and clobbering code out of the loop.
15509 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15511 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
15514 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
15515 s390_contiguous_bitmask_p, s390_symref_operand_p,
15516 s390_check_symref_alignment, s390_reload_larl_operand,
15517 s390_reload_symref_address): New functions.
15518 (s390_branch_condition_mnemonic): Support compare and branch
15520 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
15521 and 'W' constraints.
15522 (s390_secondary_reload): Add secondary reloads for unaligned
15523 symbol refs or symbol refs to floating point or QI/TI mode
15525 (legitimate_address_p): Accept symbol references as addresses.
15526 (s390_expand_insv): Use rotate and insert selected bits
15527 instruction for insv when building for z10.
15528 (print_operand_address): Handle symbol ref addresses.
15529 (print_operand): Output modifier 'c' added for signed byte values.
15530 (s390_encode_section_info): Mark symbol refs with
15531 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
15533 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
15534 (length attribute): RRF, RRR have 4 byte length.
15535 (FPALL, INTALL): New mode iterators added.
15536 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
15537 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
15538 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
15539 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
15540 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
15541 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
15542 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
15543 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
15545 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
15546 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
15547 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
15548 reload<INTALL:mode><P:mode>_toreg_z10,
15549 reload<FPALL:mode><P:mode>_tomem_z10,
15550 reload<FPALL:mode><P:mode>_toreg_z10,
15551 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
15552 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
15553 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
15554 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
15556 (movmem, clrmem, cmpmem): New splitters added.
15558 * config/s390/predicates.md (larl_operand): Use
15559 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
15560 SYMBOL_REF_ALIGN1_P.
15561 (s390_signed_integer_comparison,
15562 s390_unsigned_integer_comparison): New predicates.
15564 * config/s390/s390-protos.h (s390_check_symref_alignment,
15565 s390_contiguous_bitmask_p, s390_reload_larl_operand,
15566 s390_reload_symref_address,
15567 s390_compare_and_branch_condition_mask): Prototypes added.
15569 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
15570 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
15571 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
15573 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15575 * config/s390/s390.c (z10_cost): New cost function for z10.
15576 (s390_handle_arch_option, override_options): Support -march=z10 switch.
15577 (s390_issue_rate): Adjust issue rate for z10.
15578 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
15579 (processor_flags): Add PF_Z10.
15580 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
15581 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
15582 * gcc/config.gcc: Add z10.
15584 2008-05-28 Richard Guenther <rguenther@suse.de>
15586 PR tree-optimization/36291
15587 * tree-flow. h (struct gimple_df): Remove var_anns member.
15588 * tree-flow-inline.h (gimple_var_anns): Remove.
15589 (var_ann): Simplify.
15590 * tree-dfa.c (create_var_ann): Simplify.
15591 (remove_referenced_var): Clear alias info from var_anns of globals.
15592 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
15593 (delete_tree_ssa): Clear alias info from var_anns of globals.
15594 Do not free var_anns.
15595 (var_ann_eq): Remove.
15596 (var_ann_hash): Likewise.
15598 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
15600 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
15601 and loongson2f entries.
15602 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
15603 * config/mips/mips.h (processor_type): Add Loongson-2E
15604 and Loongson-2F entries.
15605 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
15606 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
15607 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
15608 * doc/invoke.texi (MIPS Options): Document loongson2e
15609 and loongson2f processor names.
15611 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15615 * config/i386/i386.c (ix86_function_arg_boundary): Use
15616 alignment of canonical type.
15617 (ix86_expand_vector_move): Check unaligned memory access for
15620 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15622 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
15623 Moved to the front of file.
15625 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
15626 H.J. Lu <hongjiu.lu@intel.com>
15628 * dwarf2out.c (current_fde): New.
15630 (lookup_cfa:): Likewise.
15631 (dwarf2out_end_epilogue): Likewise.
15632 (dwarf2out_note_section_used): Likewise.
15634 2008-05-27 Michael Matz <matz@suse.de>
15637 * c.opt (Wenum-compare): New warning option.
15638 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
15640 2008-05-27 Michael Matz <matz@suse.de>
15642 PR middle-end/36326
15643 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
15645 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
15646 into memory as tail calls.
15648 2008-05-27 Richard Guenther <rguenther@suse.de>
15650 PR tree-optimization/36339
15651 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
15652 pointers cause all addressable variables to be call clobbered.
15654 2008-05-27 Richard Guenther <rguenther@suse.de>
15656 PR tree-optimization/36245
15657 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
15659 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15661 * config/s390/s390.md: Replace all occurences of the 'm'
15662 constraint with 'RT'.
15664 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15666 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
15668 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
15670 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
15671 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
15672 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
15674 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15676 * reload.c: (find_reloads): Skip alternatives according to the
15677 "enabled" attribute. Constify the constraint variable.
15678 * recog.c (get_attr_enabled): Add default implementation.
15679 (extract_insn): Set the alternative_enabled_p array
15680 in the recog_data struct.
15681 (preprocess_constraints, constrain_operands): Skip
15682 alternatives according to the "enabled" attribute
15683 * recog.h (struct recog_data): New field alternative_enabled_p.
15684 (skip_alternative): New inline function.
15685 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
15686 (record_reg_classes): Skip alternative according to the
15687 "enabled" attribute.
15689 * doc/md.texi: Add documention for the "enabled" attribute.
15691 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15693 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
15694 * postreload.c (reload_cse_simplify_operands): Replace 'm'
15695 constraint with TARGET_MEM_CONSTRAINT.
15696 * recog.c (asm_operand_ok, preprocess_constraints,
15697 constrain_operands): Likewise.
15698 * regclass.c (record_reg_classes): Likewise.
15699 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
15700 * reload1.c (maybe_fix_stack_asms): Likewise.
15701 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
15702 * recog.h: Adjust comment.
15703 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
15704 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
15705 * doc/md.texi: Add a note to description of 'm' constraint.
15706 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
15708 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
15710 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
15711 that the bitfield is of integral type before testing its precision.
15713 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15714 Sa Liu <saliu@de.ibm.com>
15716 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
15717 __modti3, __udivti3, __umodti3 and __udivmodti4.
15718 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
15719 that implement TImode mul and div functions.
15720 * config/spu/multi3.c: New. Implement __multi3.
15721 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
15722 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
15725 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
15727 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
15728 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
15729 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
15730 tls_sysv_suffix): New mode and mode attribute iterators.
15731 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
15732 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
15733 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
15734 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
15735 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
15738 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
15740 PR tree-optimization/36329
15741 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
15742 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
15743 * cgraphbuild.c (initialize_inline_failed): Use the latter
15744 macro in lieu of the former.
15745 * ipa-inline.c (cgraph_mark_inline): Likewise.
15746 (cgraph_decide_inlining_of_small_function): Likewise.
15747 (cgraph_decide_inlining): Likewise.
15748 (cgraph_decide_inlining_incrementally): Likewise.
15750 2008-05-26 Tristan Gingold <gingold@adacore.com>
15751 Anatoly Sokolov <aesok@post.ru>
15753 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
15754 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
15755 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
15756 optimization for 'avr6' architecture.
15758 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
15761 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
15763 2008-05-26 Richard Guenther <rguenther@suse.de>
15765 * tree-ssa-sccvn.c (expr_has_constants): Declare.
15766 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
15768 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
15770 PR middle-end/36253
15771 * caller-save.c (insert_restore): Verify alignment of spill space.
15772 (insert_save): Likewise.
15773 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
15774 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
15775 (STACK_SLOT_ALIGNMENT): Likewise.
15776 * function.c (LOCAL_ALIGNMENT): Removed.
15777 (get_stack_local_alignment): New.
15778 (assign_stack_local): Use it. Set alignment on stack slot.
15779 (assign_stack_temp_for_type): Use get_stack_local_alignment.
15780 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
15781 (STACK_SLOT_ALIGNMENT): New.
15782 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
15783 stack slot in XFmode.
15785 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
15787 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
15790 * config/i386/i386.md (allocate_stack_worker_64): Make sure
15791 argument operand in rax isn't removed.
15793 2008-05-26 Richard Guenther <rguenther@suse.de>
15795 PR middle-end/36300
15796 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
15797 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
15799 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15802 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
15804 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
15806 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
15807 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
15809 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15811 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
15812 build a trampoline if we don't want one.
15813 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
15814 return zero for nested functions if we don't want a trampoline.
15816 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15818 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
15820 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
15823 * c.opt: Removed undocumented option '-lang-fortran'.
15824 * c-common.h: Removed global variable 'lang_fortran'.
15825 * c-opts.c (c_common_handle_option): Removed code to handle
15826 option '-lang-fortran'. Updated includes.
15827 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
15828 definition of '__GFORTRAN__'.
15829 (define__GNUC__): Reimplemented to use BASEVER and
15830 cpp_define_formatted.
15831 (builtin_define_with_value_n): Removed.
15832 * c-incpath.h: Renamed to ...
15833 * incpath.h: ... this.
15834 * c-incpath.c: Renamed to ...
15835 * incpath.c: ... this. Updated includes.
15836 * fix-header.c: Updated includes.
15837 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
15838 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
15839 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
15841 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
15843 * tree.h: Update the table of flags used on tree nodes.
15844 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
15845 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
15846 (FORCED_LABEL): Add access check.
15847 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
15848 (ASM_INPUT_P): Likewise.
15849 (ASM_VOLATILE_P): Likewise.
15850 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
15851 (OMP_SECTION_LAST): Access private_flag directly.
15852 (OMP_RETURN_NOWAIT): Likewise.
15853 (OMP_PARALLEL_COMBINED): Likewise.
15854 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
15855 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
15856 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
15857 deprecated_flag directly.
15859 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
15861 * final.c (frame_pointer_needed): Removed.
15862 * flags.h (frame_pointer_needed): Likewise.
15864 * function.h (rtl_data): Add frame_pointer_needed.
15865 (frame_pointer_needed): New.
15867 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
15869 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
15871 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
15873 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
15876 2008-05-25 Alan Modra <amodra@bigpond.net.au>
15878 * c-common.c (strip_array_types): Move function to..
15880 (get_inner_array_type): Delete.
15881 * c-common.h (strip_array_types): Move declaration to..
15883 (get_inner_array_type): Delete.
15884 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
15885 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
15886 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
15887 * config/pa/pa.c (emit_move_sequence): Likewise.
15889 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
15891 * config/i386/i386.md (*sse_prologue_save_insn): Set length
15894 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
15896 * function.c: Include target hook for nonlocal_goto frame value.
15898 2008-05-24 Richard Guenther <rguenther@suse.de>
15900 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
15901 variable can be only accessed through a pointer or a union.
15903 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15905 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
15906 * doc/extend.texi: Likewise.
15908 2008-05-23 DJ Delorie <dj@redhat.com>
15910 * config/m32c/jump.md (untyped_call): Add.
15912 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
15913 for A24 to PSImode.
15914 (m32c_address_cost): Detail costs for indirect offsets.
15916 2008-05-23 Rafael Espíndola <espindola@google.com>
15918 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
15919 if a node is a SUBREG.
15920 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
15923 2008-05-23 Paul Brook <paul@codesourcery.com>
15924 Carlos O'Donell <carlos@codesourcery.com>
15926 * doc/extend.texi: Clarify use of __attribute__((naked)).
15927 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15928 * target.h (gcc_target): Add allocate_stack_slots_for_args.
15929 * function.c (use_register_for_decl): Use
15930 targetm.calls.allocate_stack_slots_for_args.
15931 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
15932 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
15933 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
15935 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
15937 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
15939 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
15941 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
15942 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
15943 is only rounded once.
15945 2008-05-23 Richard Guenther <rguenther@suse.de>
15947 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
15949 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
15950 Jakub Jelinek <jakub@redhat.com>
15953 * configure.ac: Handle --enable-cld.
15954 * configure: Regenerated.
15955 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
15956 * config/i386/i386.h (struct machine_function): Add needs_cld field.
15957 (ix86_current_function_needs_cld): New define.
15958 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
15959 (cld): New isns pattern.
15960 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
15961 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
15962 * config/i386/i386.opt (mcld): New option.
15963 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
15964 TARGET_CLD and ix86_current_function_needs_cld.
15965 (override_options): Use -mcld by default for 32-bit code if
15968 * doc/install.texi (Options specification): Document --enable-cld.
15969 * doc/invoke.texi (Machine Dependent Options)
15970 [i386 and x86-64 Options]: Add -mcld option.
15971 (Intel 386 and AMD x86-64 Options): Document -mcld option.
15973 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
15974 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
15975 (return_in_memory_64): Likewise.
15976 (return_in_memory_ms_64): Likewise.
15978 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15980 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
15981 * builtins.c (fold_builtin_fpclassify): New.
15982 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
15983 * builtins.def (BUILT_IN_FPCLASSIFY): New.
15984 * c-common.c (handle_type_generic_attribute): Adjust to accept
15985 fixed arguments before an elipsis.
15986 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
15987 * doc/extend.texi: Document __builtin_fpclassify.
15989 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
15991 * omp-low.c (gate_expand_omp_ssa): Remove.
15992 (pass_expand_omp_ssa): Remove.
15993 (gate_expand_omp): Do not check for flag_openmp_ssa.
15994 * common.opt (-fopenmp-ssa): Remove.
15995 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
15997 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
15999 * config/sh/sh.opt (mfixed-range): New option.
16000 * config/sh/sh-protos.h (sh_fix_range): Declare.
16001 * config/sh/sh.c (sh_fix_range): New function.
16002 * config/sh/sh.h (sh_fixed_range_str): Declare.
16003 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
16005 * doc/invoke.texi (SH Options): Document -mfixed-range.
16007 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
16009 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
16010 it before the redeclaration.
16012 2008-05-22 Anatoly Sokolov <aesok@post.ru>
16014 * config/avr/avr.c (get_sequence_length): Add new function.
16015 (expand_prologue, expand_epilogue): Remove duplicate code.
16017 2008-05-22 Rafael Espíndola <espindola@google.com>
16019 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
16022 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
16024 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
16025 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
16027 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
16028 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
16029 (vect_update_misalignment_for_peel): Likewise.
16030 (vector_alignment_reachable_p): Likewise.
16031 * tree-vect-transform.c (vectorizable_load): Likewise.
16032 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
16033 (get_vectype_for_scalar_type): Pass mode of scalar_type
16034 to UNITS_PER_SIMD_WORD.
16036 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
16037 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
16038 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
16039 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
16040 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
16042 2008-05-22 Ira Rosen <irar@il.ibm.com>
16044 PR tree-optimization/36293
16045 * tree-vect-transform.c (vect_transform_strided_load): Don't check
16046 if the first load must be skipped because of a gap.
16048 2008-05-22 Richard Guenther <rguenther@suse.de>
16050 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
16051 more cases of offset disambiguation that is possible if
16052 strict-aliasing rules apply.
16053 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
16054 for basic offset and type-based disambiguation.
16056 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16058 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
16059 ix86_expand_vector_set on V16QImode for SSE4.1.
16061 2008-05-21 Tom Tromey <tromey@redhat.com>
16063 * c.opt (Wimport): Mark as undocumented.
16064 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
16066 (Warning Options): Likewise.
16067 * doc/cppopts.texi: Don't mention -Wimport.
16069 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
16071 PR tree-optimization/36287
16072 PR tree-optimization/36286
16073 * lambda-code.c (build_access_matrix): Do not use the loop->num
16074 for computing the number of induction variables: use the loop depth
16077 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
16080 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
16081 option -f(no-)leading-underscore.
16083 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16085 * config/i386/i386.c (ix86_expand_vector_init_general): Use
16086 GET_MODE_NUNITS (mode).
16088 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
16090 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
16091 (-mmulhw): Add 464 to description.
16092 (-mdlmzb): Likewise.
16093 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
16094 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
16096 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
16097 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
16098 * config/rs6000/rs6000.md: Update comments for 464.
16100 2008-05-21 Janis Johnson <janis187@us.ibm.com>
16102 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
16104 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16106 * config/i386/sse.md (vec_extractv4sf): Removed.
16107 (vec_extractv2df): Likewise.
16108 (vec_extractv2di): Likewise.
16109 (vec_extractv4si): Likewise.
16110 (vec_extractv8hi): Likewise.
16111 (vec_extractv16qi): Likewise.
16112 (vec_extract<mode>): New.
16114 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16116 * config/i386/sse.md (vec_setv4sf): Removed.
16117 (vec_setv2df): Likewise.
16118 (vec_setv2di): Likewise.
16119 (vec_setv4si): Likewise.
16120 (vec_setv8hi): Likewise.
16121 (vec_setv16qi): Likewise.
16122 (vec_set<mode>): New.
16124 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16126 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
16127 goto for vec_concat and vec_interleave.
16129 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16131 * config/i386/sse.md (vec_initv4sf): Removed.
16132 (vec_initv2df): Likewise.
16133 (vec_initv2di): Likewise.
16134 (vec_initv4si): Likewise.
16135 (vec_initv8hi): Likewise.
16136 (vec_initv16qi): Likewise.
16137 (vec_init<mode>): New.
16139 2008-05-21 Joseph Myers <joseph@codesourcery.com>
16141 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
16143 2008-05-21 Tom Tromey <tromey@redhat.com>
16145 * ggc-zone.c (lookup_page_table_if_allocated): New function.
16146 (zone_find_object_offset): Likewise.
16147 (gt_ggc_m_S): Likewise.
16148 (highest_bit): Likewise.
16149 * ggc-page.c (gt_ggc_m_S): New function.
16150 * stringpool.c (string_stack): Remove.
16151 (init_stringpool): Update.
16152 (ggc_alloc_string): Use ggc_alloc.
16153 (maybe_delete_ident): New function.
16154 (ggc_purge_stringpool): Likewise.
16155 (gt_ggc_m_S): Remove.
16156 * ggc-common.c (ggc_protect_identifiers): New global.
16157 (ggc_mark_roots): Call ggc_purge_stringpool. Use
16158 ggc_protect_identifiers.
16159 * ggc.h (ggc_protect_identifiers): Declare.
16160 (gt_ggc_m_S): Update.
16161 (ggc_purge_stringpool): Declare.
16162 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
16163 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
16165 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
16167 2008-05-21 David S. Miller <davem@davemloft.net>
16169 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
16172 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
16174 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
16177 2008-05-20 David Daney <ddaney@avtrex.com>
16179 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
16180 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
16181 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16182 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16183 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
16184 (atomic_hiqi_op): New define_code_iterator.
16185 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
16186 mips_expand_compare_and_swap_12.
16187 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
16188 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
16189 (sync_<optab><mode>, sync_old_<optab><mode>,
16190 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
16191 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
16192 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
16193 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
16194 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
16195 (test_and_set_12): New insn.
16196 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
16197 sync_new_<optab><mode>, sync_old_nand<mode>,
16198 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
16199 clobber to operand 0 for SI and DI mode insns.
16200 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
16201 mips_gen_fn_4): New typedefs.
16202 (mips_gen_fn_ptrs): Define new union type.
16203 (mips_expand_compare_and_swap_12): Remove declaration.
16204 (mips_expand_atomic_qihi): Declare function.
16205 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
16206 (mips_expand_atomic_qihi): ... this. Use new generator function
16208 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
16209 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
16210 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
16211 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
16212 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
16213 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
16214 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
16215 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
16216 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
16217 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
16220 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
16222 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
16225 2008-05-20 Anatoly Sokolov <aesok@post.ru>
16227 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
16228 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
16229 (avr_attribute_table): Add 'OS_main' function attribute.
16230 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
16231 functions with 'OS_main' attribute.
16233 2008-05-20 Richard Guenther <rguenther@suse.de>
16235 PR tree-optimization/35204
16236 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
16237 helper, split out from ...
16238 (DFS): ... here. Make the DFS walk non-recursive.
16240 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
16241 Jan Sjodin <jan.sjodin@amd.com>
16243 PR tree-optimization/36181
16244 * tree-parloops.c (loop_has_vector_phi_nodes): New.
16245 (parallelize_loops): Don't parallelize when the loop has vector
16248 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16249 Sebastian Pop <sebastian.pop@amd.com>
16251 * tree-loop-linear.c (gather_interchange_stats): Look in the access
16252 matrix, and never look at the tree representation of the memory
16254 (linear_transform_loops): Computes parameters and access matrices.
16255 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
16257 (access_matrix_get_index_for_parameter): New.
16258 * tree-data-ref.h (struct access_matrix): New.
16259 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
16260 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
16261 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
16262 am_vector_index_for_loop): New.
16263 (struct data_reference): Add field access_matrix.
16264 (DR_ACCESS_MATRIX): New.
16265 (compute_data_dependences_for_loop): Update declaration.
16266 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
16267 * lambda.h (lambda_vector_vec_p): Declared.
16268 * lambda-code.c: Depend on pointer-set.h.
16269 (lambda_collect_parameters_from_af, lambda_collect_parameters,
16270 av_for_af_base, av_for_af, build_access_matrix,
16271 lambda_compute_access_matrices): New.
16272 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
16274 2008-05-20 Joseph Myers <joseph@codesourcery.com>
16276 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
16277 $SOURCEDIR/include.
16279 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16280 Sebastian Pop <sebastian.pop@amd.com>
16282 PR tree-optimization/36206
16283 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
16285 (instantiate_scev_1): Rename flags to fold_conversions.
16286 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
16287 outeside instantiation_loop.
16288 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
16289 (evolution_function_is_affine_or_constant_p): Removed.
16290 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
16292 (analyze_siv_subscript): Pass in the loop nest number.
16293 Call evolution_function_is_affine_in_loop instead of
16294 evolution_function_is_affine_p.
16295 (analyze_overlapping_iterations): Pass in the loop nest number.
16297 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16298 Sebastian Pop <sebastian.pop@amd.com>
16300 PR tree-optimization/36206
16301 * tree-chrec.h (chrec_fold_op): New.
16302 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
16305 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
16307 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
16309 (remove_duplicates): Do not set inode on non-inode systems.
16312 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
16314 * config.gcc (tm_file): Update comments about relative pathnames.
16316 2008-05-20 Richard Guenther <rguenther@suse.de>
16318 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
16319 * tree-ssa-sccvn.c (process_scc): Likewise.
16320 * tree-ssa-sink.c (execute_sink_code): Likewise.
16321 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
16322 * tree-vrp.c (process_assert_insertions): Likewise.
16323 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16324 (perform_tree_ssa_dce): Likewise.
16325 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16326 (dump_dominator_optimization_stats): Likewise.
16327 * tree-vectorizer.c (vectorize_loops): Likewise.
16329 2008-05-20 Richard Guenther <rguenther@suse.de>
16331 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
16333 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
16335 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
16336 (ix86_i386elf_return_in_memory): Likewise.
16337 (ix86_i386interix_return_in_memory): Likewise.
16338 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
16339 (SUBTARGET_RETURN_IN_MEMORY): New.
16340 * config/i386/i386elf.h: Likewise.
16341 * config/i386/ptx4-i.h: Likewise.
16342 * config/i386/sol2-10.h: Likewise.
16343 * config/i386/sysv4.h: Likewise.
16344 * config/i386/vx-common.h: Likewise.
16345 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
16346 * config/i386/i386.c (ix86_return_in_memory): Made static and
16347 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
16348 (ix86_i386elf_return_in_memory): Removed.
16349 (ix86_i386interix_return_in_memory): Removed.
16350 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
16351 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
16353 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
16355 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
16357 2008-05-19 Xinliang David Li <davidxl@google.com>
16359 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
16361 * common.opt: Ditto.
16362 * doc/invoke.texi: Ditto.
16364 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
16366 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
16367 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
16369 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16371 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
16372 sizes of operand array from 8/4 to 4/2.
16373 (ix86_expand_vector_init_general): Change size of operand array
16374 from 32 to 16. Remove op0, op1 and half_mode.
16376 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16378 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
16379 (ix86_expand_vector_init_interleave): Likewise.
16380 (ix86_expand_vector_init_general): Use them. Assert
16381 word_mode == SImode when n_words == 4.
16383 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
16385 * config/i386/i386.c (ix86_secondary_reload): New static function.
16386 (TARGET_SECONDARY_RELOAD): New define.
16387 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16388 * config/i386/i386.md (reload_outqi): Remove.
16390 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16392 PR middle-end/35509
16393 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
16394 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
16395 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
16396 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
16397 (fold_builtin_1): Likewise.
16398 * builtins.def (BUILT_IN_ISINF_SIGN): New.
16399 c-common.c (check_builtin_function_arguments): Handle
16400 BUILT_IN_ISINF_SIGN.
16401 * doc/extend.texi: Document __builtin_isinf_sign.
16402 * fold-const.c (operand_equal_p): Handle COND_EXPR.
16404 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
16406 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
16407 EH cleanup at the end of the pass, search for those that have been
16408 turned into forwarder blocks and do the cleanup on their successor.
16410 2008-05-18 Richard Guenther <rguenther@suse.de>
16412 * tree-cfg.c (verify_gimple_expr): Allow conversions from
16413 pointers to sizetype and vice versa.
16415 2008-05-18 Xinliang David Li <davidxl@google.com>
16417 * gcc/tree-ssa-dce.c: Coding style fix.
16418 (check_pow): Documentation comment.
16419 (check_log): Documenation comment. Coding style fix.
16420 (is_unnecessary_except_errno_call): Ditto.
16421 (gen_conditions_for_pow): Ditto.
16422 (gen_conditions_for_log): Ditto.
16423 (gen_shrink_wrap_conditions): Ditto.
16424 (shrink_wrap_one_built_in_calls): Ditto.
16425 * gcc/doc/invoke.texi: Better documentation string.
16426 * ChangeLog: Fix wrong change log entries from
16427 May 17 checkin on function call DCE.
16429 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
16431 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
16433 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16435 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
16436 * df-problems.c (simulation routines): Fixed block comment to
16437 properly say how to add forwards scanning functions.
16439 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16441 * tree-inline.c (setup_one_parameter): Remove dead code.
16443 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16445 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
16446 a BIT_AND_EXPR only for an INTEGER_TYPE.
16448 2008-05-17 Xinliang David Li <davidxl@google.com>
16450 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
16451 (check_pow, check_log, is_unnecessary_except_errno_call): New
16452 functions to check for eliminating math functions that are pure
16453 except for setting errno.
16454 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
16455 general condition expressions for shrink-wrapping pow/log calls.
16456 (gen_shrink_wrap_conditions): Ditto.
16457 (shrink_wrap_one_built_in_call): Ditto.
16458 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
16459 (mark_operand_necessary): If debugging, output if OP is necessary.
16460 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
16462 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
16464 * gcc/common.opt: New user flag -ftree-builtin-dce.
16465 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
16467 2008-05-16 David S. Miller <davem@davemloft.net>
16469 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
16470 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16472 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
16475 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
16477 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16479 * ifcvt.c (dead_or_predicable): Rename
16480 df_simulate_one_insn_backwards to df_simulate_one_insn.
16481 * recog.c (peephole2_optimize): Ditto.
16482 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
16484 * df.h: Rename df_simulate_one_insn_backwards to
16485 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
16486 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
16487 scanning of defs and uses.
16488 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
16489 (df_simulate_one_insn_forwards): Removed.
16491 2008-05-16 Doug Kwan <dougkwan@google.com>
16493 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
16495 (real_from_string): Handle NaNs and Inf as approriate.
16497 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16499 * doc/gty.texi (Source Files Containing Type Information): Note
16500 that headers should appear first in the gtfiles list.
16502 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16504 * tree.def (COND_EXEC): Properly documented this code.
16506 2008-05-16 Diego Novillo <dnovillo@google.com>
16508 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
16509 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
16512 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16514 * tree-ssa-dse (max_stmt_uid): Removed.
16515 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
16516 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
16517 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
16518 * function.h (cfun.last_stmt_uid): New field.
16519 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
16520 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
16522 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
16523 (create_stmt_ann): Initialize the ann->uid field.
16524 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
16526 * tree-flow.h (renumber_gimple_stmt_uids): New function.
16528 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16530 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
16531 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
16532 (init_empty_tree_cfg): Call it.
16534 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16536 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
16539 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16541 * doc/invoke.text (-fdump-tree-*-verbose): New option.
16542 * tree-dump.c (dump_options): New verbose option.
16543 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
16545 * tree-pass.h (TDF_VERBOSE): New dump flag.
16546 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
16547 (tree-flow.h): Added include.
16548 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
16550 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
16552 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
16554 From Jie Zhang <jie.zhang@analog.com>
16555 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16556 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
16557 mcpu=bf561-none and mcpu=bf561-0.2.
16558 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16559 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16560 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16561 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16562 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
16563 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
16564 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
16566 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
16567 (cputype_selected): Remove.
16568 (bfin_handle_option): Don't use cputype_selected.
16569 (override_options): When no mcpu option, enable all workarounds.
16570 Don't use bfin_workarounds.
16571 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
16573 (DEFAULT_CPU_TYPE): Don't define.
16575 2008-05-16 Richard Guenther <rguenther@suse.de>
16577 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
16578 on deletion of the last stmt.
16580 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16582 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
16583 V8HImode for SSE2 and V16QImode for SSE4.1.
16585 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16587 * cgraph.h (compute_inline_parameters): Made public.
16588 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
16589 variable_generate_summary, function_write_summary,
16590 variable_write_summary, variable_read_summary. Added generate_summary,
16591 write_summary, read_summary.
16592 * cgraphunit.c (cgraph_process_new_functions): Changed call from
16593 pass_ipa_inline.function_generate_summary, to
16594 compute_inline_parameters.
16595 * ipa-inline.c (compute_inline_parameters): Made public and added
16597 (compute_inline_parameters_for_current): New function.
16598 (pass_inline_param): Now calls compute_inline_parameters_for_current.
16599 (inline_generate_summary): Removed parameter and made to loop over
16601 (pass_ipa_inline): Updated for new IPA_PASS structure.
16602 * passes.c (execute_ipa_summary_passes): Now is called once per
16603 pass rather than once per node*pass.
16605 2008-05-15 Anatoly Sokolov <aesok@post.ru>
16607 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
16608 avr_have_mul_p, avr_asm_only_p): Remove variables.
16609 (avr_override_options): Remove initialization of removed variables.
16610 (avr_file_start): Convert removed variables to fields of
16611 'struct base_arch_s *avr_current_arch'.
16612 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
16613 (AVR_HAVE_MUL): (Ditto.).
16614 (AVR_HAVE_MOVW): (Ditto.).
16615 (AVR_HAVE_LPMX): (Ditto.).
16616 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
16617 avr_asm_only_p): Remove declaration.
16619 2008-05-15 Diego Novillo <dnovillo@google.com>
16621 * config/arm/arm.c (arm_return_in_memory): Fix return type.
16622 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
16624 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
16626 PR middle-end/36194
16627 * combine.c (check_conversion): Rename back to check_promoted_subreg.
16628 Don't call record_truncated_value from here.
16629 (record_truncated_value): Turn it into a for_each_rtx callback.
16630 (record_truncated_values): New function.
16631 (combine_instructions): Call note_uses with record_truncated_values.
16632 Change name of check_conversion to check_promoted_subreg.
16634 2008-05-15 Janis Johnson <janis187@us.ibm.com>
16636 * doc/sourcebuild.texi: Document support for torture tests.
16638 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16640 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
16641 to alternative 4 of operand 2.
16643 2008-05-15 Richard Guenther <rguenther@suse.de>
16645 * tree-pass.h (current_pass): Declare.
16646 (get_pass_for_id): Likewise.
16647 * passes.c (passes_by_id, passes_by_id_size): New globals.
16648 (set_pass_for_id): New function.
16649 (get_pass_for_id): Likewise.
16650 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
16651 (execute_function_todo): Flush per function statistics.
16652 * toplev.c (compile_file): Init statistics.
16653 (general_init): Do early statistics initialization.
16654 (finalize): Finish statistics.
16655 * statistics.h (statistics_early_init): Declare.
16656 (statistics_init): Likewise.
16657 (statistics_fini): Likewise.
16658 (statistics_fini_pass): Likewise.
16659 (statistics_counter_event): Likewise.
16660 (statistics_histogram_event): Likewise.
16661 * statistics.c: New file.
16662 * Makefile.in (OBJS-common): Add statistics.o.
16663 (statistics.o): Add dependencies.
16664 * doc/invoke.texi (-fdump-statistics): Document.
16666 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
16667 (insert): Likewise.
16668 (execute_pre): Use statistics_counter_event.
16669 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
16670 (substitute_and_fold): Increment it. Use statistics_counter_event.
16672 2008-05-15 Diego Novillo <dnovillo@google.com>
16674 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
16676 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
16677 * tree-ssa-alias.c (new_type_alias): Remove references to
16678 sub-variables from comment.
16679 * tree-ssa-operands.c (swap_tree_operands): Likewise.
16681 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16683 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
16684 attribute to 1 only for insertps alternative.
16686 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16688 * config/bfin/bfin.md (loadbytes): New pattern.
16689 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
16690 (bfin_init_builtins): Initialize it.
16691 (bdesc_1arg): Add it.
16693 2008-05-15 Sa Liu <saliu@de.ibm.com>
16695 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
16696 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
16697 * testsuite/lib/target-supports.exp: Add
16698 check_effective_target_fortran_integer_16.
16700 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16702 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
16703 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
16704 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
16705 (TARGET_RETURN_IN_MEMORY): Define.
16707 2008-05-15 Richard Guenther <rguenther@suse.de>
16709 PR middle-end/36244
16710 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
16711 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
16712 represent unmodifiable vars.
16714 2008-05-15 Richard Guenther <rguenther@suse.de>
16716 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
16717 INDIRECT_REF and TARGET_MEM_REF.
16718 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16721 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16722 H.J. Lu <hongjiu.lu@intel.com>
16724 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
16725 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
16726 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
16727 insn alternatives. Add missing alternatives.
16728 (*vec_concatv2di_rex64_sse4_1): Likewise.
16729 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
16730 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
16731 Require TARGET_SSE.
16733 2008-05-15 Richard Guenther <rguenther@suse.de>
16735 PR tree-optimization/36009
16736 PR tree-optimization/36204
16737 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
16738 (determine_invariantness_stmt): Record the loop a store is
16739 always executed in.
16740 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
16743 2008-05-15 Richard Guenther <rguenther@suse.de>
16745 PR tree-optimization/34330
16746 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
16747 through the pointer will alias the SMT.
16749 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
16751 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
16753 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
16755 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
16757 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16758 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
16760 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
16761 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
16762 (vashl_optab): New optab for vector/vector shifts.
16763 (vashr_optab): Ditto.
16764 (vlshr_optab): Ditto.
16765 (vrotl_optab): Ditto.
16766 (vrotr_optab): Ditto.
16767 (optab_subtype): New enum for optab_for_tree_code call.
16768 (optab_for_tree_code): Add enum optab_subtype argument.
16770 * optabs.c (optab_for_tree_code): Take an additional argument to
16771 distinguish between a vector shift by a scalar and vector shift by
16772 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
16773 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
16774 vector shift by a vector.
16775 (expand_widen_pattern_expr): Pass additional argument to
16776 optab_for_tree_code.
16778 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
16779 vrotl_optab, vrotr_optab.
16781 * expr.c (expand_expr_real_1): Update calls to
16782 optab_for_tree_code to distinguish between vector shifted by a
16783 scalar and vector shifted by a vector.
16784 * tree-vectorizer.c (supportable_widening_operation): Ditto.
16785 (supportable_narrowing_operation): Ditto.
16786 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
16787 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
16788 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
16789 (vect_create_epilog_for_reduction): Ditto.
16790 (vectorizable_reduction): Ditto.
16791 (vectorizable_operation): Ditto.
16792 (vect_strided_store_supported): Ditto.
16793 (vect_strided_load_supported): Ditto.
16794 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
16795 * expmed.c (expand_shift): Ditto.
16797 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
16799 (ashr@var{m}3): Ditto.
16800 (vashl@var{m}3): Document new vector/vector shift standard name.
16801 (vashr@var{m}3): Ditto.
16802 (vlshr@var{m}3): Ditto.
16803 (vrotl@var{m}3): Ditto.
16804 (vrotr@var{m}3): Ditto.
16806 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
16807 (PPERM_INVERT): Ditto.
16808 (PPERM_REVERSE): Ditto.
16809 (PPERM_REV_INV): Ditto.
16810 (PPERM_ZERO): Ditto.
16811 (PPERM_ONES): Ditto.
16812 (PPERM_SIGN): Ditto.
16813 (PPERM_INV_SIGN): Ditto.
16814 (PPERM_SRC1): Ditto.
16815 (PPERM_SRC2): Ditto.
16817 * config/i386/sse.md (mulv2di3): Add SSE5 support.
16818 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
16819 allows a memory operand to be the value being added, and split it
16820 to improve vectorization.
16821 (sse5_pmacsdqh_mem): Ditto.
16822 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
16823 (sse5_mulv2div2di3_high): Ditto.
16824 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
16825 (vec_pack_trunc_v4si): Ditto.
16826 (vec_pack_trunc_v2di): Ditto.
16827 (sse5_pcmov_<mode>): Remove code that tried to use use
16828 andps/andnps instead of pcmov.
16829 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
16830 pmacsdqh instructions.
16831 (vec_widen_smult_lo_v4si): Ditto.
16833 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
16834 (PPERM_INVERT): Ditto.
16835 (PPERM_REVERSE): Ditto.
16836 (PPERM_REV_INV): Ditto.
16837 (PPERM_ZERO): Ditto.
16838 (PPERM_ONES): Ditto.
16839 (PPERM_SIGN): Ditto.
16840 (PPERM_INV_SIGN): Ditto.
16841 (PPERM_SRC1): Ditto.
16842 (PPERM_SRC2): Ditto.
16843 (ix86_expand_sse_movcc): Move the SSE5 test after the if
16845 (ix86_expand_int_vcond): If SSE5 generate all possible integer
16847 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
16848 says ignore whether the last reference is a memory operand.
16850 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16851 Paolo Bonzini <bonzini at gnu dot org>
16853 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
16856 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
16857 (vlshr<mode>3): Rename from vlshr<mode>3.
16858 (vashr<mode>3): Rename from vashr<mode>3.
16859 (mulv4sf3): Change the names of vector shift patterns.
16863 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
16866 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
16891 * config/spu/spu.md (v): New iterator macro to add v for vector types.
16892 (floatunssidf2_internal): Change vector/vector shift names.
16893 (floatunsdidf2_internal): Ditto.
16900 (vashl<mode>3): Rename from ashl<mode>3.
16901 (vashr<mode>3): Rename from ashr<mode>3.
16902 (vlshr<mode>3): Rename from lshr<mode>3.
16903 (vrotl<mode>3): Rename from rotl<mode>3.
16905 2008-05-14 Michael Meissner <michael.meissner@amd.com>
16908 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
16909 multiply gives the wrong value when doing widening multiplies.
16910 (vec_widen_smult_lo_v4si): Ditto.
16912 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16914 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
16915 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
16916 emit_library_call_value.
16917 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
16918 * tree.h (ECF_LIBCALL_BLOCK): Removed.
16919 * calls.c (initialize_argument_information, precompute_arguments,
16920 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
16921 (precompute_arguments): Removed flags parameter.
16922 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
16924 2008-05-14 Richard Guenther <rguenther@suse.de>
16926 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
16927 Make sure to register the store if the use is a PHI_NODE.
16929 2008-05-14 Olivier Hainque <hainque@adacore.com>
16931 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
16932 memory if the component is to be referenced in BLKmode according
16933 to get_inner_reference.
16935 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
16937 * calls.c (emit_library_call_value_1): Restore code clearing
16938 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
16940 2008-05-14 Olivier Hainque <hainque@adacore.com>
16941 Nicolas Roche <roche@adacore.com>
16943 * configure.ac: Add support for a "gcc_subdir" variable in
16944 config-lang.in, to denote a subdirectory where the language/GCC
16945 integration files are to be found.
16946 * configure: Regenerate.
16948 2008-05-14 Ira Rosen <irar@il.ibm.com>
16950 PR tree-optimization/36098
16951 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
16952 value for the first load in the group in case of a gap.
16953 (vect_build_slp_tree): Check that there are no gaps in loads.
16955 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
16957 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
16958 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
16959 expand_copysign_bit, ): Change call to emit_no_conflict_block to
16960 emit_insn and remove unneeded code to construct extra args.
16961 (emit_no_conflict_block): Removed.
16962 * optabls.h: (emit_no_conflict_block): Removed.
16963 * cse.c (cse_extended_basic_block): Remove search for
16964 REG_NO_CONFLICT note.
16965 * global.c: Removed incorrect comment added in revision 117.
16966 * expr.c (convert_move): Change call to emit_no_conflict_block to
16968 * recog.c: Change comments so that they do not mention
16970 * local_alloc.c (combine_regs): Removed last parameter.
16971 (no_conflict_p): Removed.
16972 (block_alloc): Removed note, no_conflict_combined_regno and set
16973 local vars. Removed all code to process REG_NO_CONFLICT blocks.
16974 (combine_regs): Removed already_dead and code to look for
16975 REG_NO_CONFLICT notes.
16976 * lower_subreg (remove_retval_note): Removed code to look for
16977 REG_NO_CONFLICT block.
16978 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
16979 (resolve_clobber): Remove code to process libcalls that have
16980 REG_NO_CONFLICT notes.
16981 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
16983 * combine.c (can_combine_p, distribute_notes): Removed
16984 REG_NO_CONFLICT case.
16985 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
16987 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
16988 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
16990 * reg-notes.def (NO_CONFLICT): Removed.
16992 2008-05-14 David S. Miller <davem@davemloft.net>
16994 * config/sparc/sparc.c (sparc_profile_hook): If
16995 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
16996 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
16997 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16999 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
17001 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
17003 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
17006 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
17007 and op1 expansion before vector concat to have less live pseudos.
17009 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
17011 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17012 ix86_expand_vector_set if supported.
17014 2008-05-13 Diego Novillo <dnovillo@google.com>
17015 Kenneth Zadeck <zadeck@naturalbridge.com>
17017 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
17019 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
17020 phinodes_print_statistics, init_ssanames, fini_ssanames,
17021 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
17022 release_ssa_name, release_defs, replace_ssa_name_symbol,
17023 ssanames_print_statistics): Move ...
17024 * tree-flow.h: ... here.
17025 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
17026 Use FN instead of cfun.
17027 (make_ssa_name_fn): Rename from make_ssa_name.
17028 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
17029 * tree-flow-inline.h (make_ssa_name): Move from
17030 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
17031 * omp-low.c (expand_omp_parallel):
17032 * tree-flow-inline.h (redirect_edge_var_map_result):
17033 * tree-ssa.c (init_tree_ssa): Add argument FN.
17034 Use it instead of cfun. Update all users.
17036 2008-05-13 Tom Tromey <tromey@redhat.com>
17038 PR preprocessor/22168:
17039 * doc/cpp.texi (Top): Update menu.
17040 (Alternatives to Wrapper #ifndef): New node.
17041 (Other Directives): Document deprecation.
17042 (Obsolete Features): Remove menu.
17043 (Assertions): Merge node into Obsolete Features.
17044 (Obsolete once-only headers): Move earlier; rename to Alternatives
17045 to Wrapper #ifndef.
17046 * doc/cppopts.texi: Update.
17047 * c.opt (Wdeprecated): Enable for C and ObjC.
17048 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
17049 (C++ Dialect Options): Move -Wno-deprecated from here to...
17050 (Warning Options): ... here.
17052 2008-05-13 Richard Guenther <rguenther@suse.de>
17054 PR middle-end/36227
17055 * fold-const.c (fold_sign_changed_comparison): Do not allow
17056 changes in pointer-ness.
17058 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17061 * config/sh/sh.c (sh_expand_prologue): Don't clear
17062 RTX_FRAME_RELATED_P for push insns.
17064 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
17066 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
17068 2008-05-12 Anatoly Sokolov <aesok@post.ru>
17070 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
17071 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
17072 Use 'machine->is_leaf' instead of 'leaf_func_p'.
17074 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
17076 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
17077 (*vec_concatv4sf_sse): This.
17078 (*sse2_concatv2si): Renamed to ...
17079 (*vec_concatv2si_sse2): This.
17080 (*sse1_concatv2si): Renamed to ...
17081 (*vec_concatv2si_sse): This.
17082 (*vec_concatv2di_rex): Renamed to ...
17083 (*vec_concatv2di_rex64): This.
17084 (*vec_concatv2si_sse4_1): New.
17085 (*vec_concatv2di_rex64_sse4_1): Likewise.
17087 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
17089 PR rtl-optimization/36111
17090 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
17091 that was created for swappable operands.
17093 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
17096 * Makefile.in: Substitute GNATMAKE and GNATBIND.
17097 * configure.ac: Add call to ACX_PROG_GNAT.
17099 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
17101 * optc-gen.awk: Fix comment typo.
17103 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
17105 * pretty-print.c (pp_integer_with_precision): Use
17106 HOST_LONG_LONG_FORMAT.
17108 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
17110 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
17112 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
17114 * config/i386/i386.c (bdesc_ptest): Removed.
17115 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
17116 (bdesc_args): Add __builtin_ia32_ptestz128,
17117 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
17118 (ix86_init_mmx_sse_builtins): Updated.
17119 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
17120 (ix86_expand_builtin): Updated.
17122 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
17124 * tree-cfg.c (valid_fixed_convert_types_p): New function.
17125 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
17127 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
17129 * value-prof.c (interesting_stringop_to_profile): Do not
17130 return early for BUILT_IN_MEMPCPY.
17132 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
17134 * calls.c (expand_call): Don't use callgraph to increase
17135 preferred_stack_boundary.
17137 * cgraph.h (cgraph_rtl_info): Use unsigned on
17138 preferred_incoming_stack_boundary.
17140 * final.c (rest_of_clean_state): Use unsigned on
17141 preferred_stack_boundary.
17143 2008-05-09 Tom Tromey <tromey@redhat.com>
17145 PR preprocessor/22231:
17146 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
17149 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
17151 PR tree-optimization/36129
17152 * tree-ssa-ccp.c: Include value-prof.h.
17153 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
17154 built-in function was folded to a constant.
17155 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
17157 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
17158 Sebastian Pop <sebastian.pop@amd.com>
17160 * tree-scalar-evolution.c: Document instantiate_scev.
17161 (instantiate_parameters_1): Renamed instantiate_scev_1.
17162 Don't use the same loop for instantiation_loop and evolution_loop.
17163 (instantiate_scev): New.
17164 (instantiate_parameters): Moved...
17165 (resolve_mixers): Update call to instantiate_scev_1 to pass the
17166 same loop twice. Maintains the semantics for this function.
17167 * tree-scalar-evolution.h (instantiate_scev): Declare.
17168 (instantiate_parameters): ...here. Now static inline.
17169 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
17170 instead of resolve_mixers.
17172 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
17174 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
17176 2008-05-09 Tomas Bily <tbily@suse.cz>
17178 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
17179 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
17180 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17181 * c-common.c (c_common_truthvalue_conversion): Likewise.
17182 * tree-object-size.c (compute_object_offset): Likewise.
17183 * tree-inline.c (estimate_num_insns_1): Likewise.
17184 * varasm.c (const_hash_1, compare_constant, copy_constant)
17185 (compute_reloc_for_constant, output_addressed_constants)
17186 (initializer_constant_valid_p): Likewise.
17187 * c-omp.c (check_omp_for_incr_expr): Likewise.
17188 * gimplify.c (gimplify_expr): Likewise.
17189 * c-typeck.c (c_finish_return): Likewise.
17190 * tree-vectorizer.c (supportable_widening_operation)
17191 (supportable_narrowing_operation): Likewise.
17192 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
17193 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
17194 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17195 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
17196 (descr_info_loc): Likewise.
17197 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17198 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
17199 (fold_unary): Likewise.
17200 * builtins.c (get_pointer_alignment): Likewise.
17201 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
17202 (instantiate_parameters_1): Likewise.
17203 * tree.c (expr_align, stabilize_reference): Likewise.
17204 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
17205 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
17206 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
17207 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17208 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
17209 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
17211 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
17212 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
17213 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
17214 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
17215 (forward_propagate_comparison)
17216 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17217 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
17218 * emit-rtl.c (component_ref_for_mem_expr)
17219 (set_mem_attributes_minus_bitpos): Likewise.
17220 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
17221 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
17223 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
17224 (build_function_call, pointer_diff, build_compound_expr)
17225 (c_finish_return): Likewise.
17226 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
17227 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
17229 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
17230 * expr.c (is_aligning_offset): Likewise.
17231 * tree-ssa-alias.c (is_escape_site): Likewise.
17232 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
17233 (check_all_va_list_escapes): Likewise.
17234 * tree-ssa-loop-ivopts.c (determine_base_object)
17235 (determine_common_wider_type): Likewise.
17236 * dojump.c (do_jump): Likewise.
17237 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
17238 * tree-gimple.c (is_gimple_cast): Likewise.
17239 * fold-const.c (decode_field_reference, )
17240 (fold_sign_changed_comparison, fold_unary, fold_comparison)
17241 (fold_binary): Likewise.
17242 * tree-ssa-alias-warnings.c (find_alias_site_helper)
17243 (already_warned_in_frontend_p): Likewise.
17244 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
17245 * tree.c (really_constant_p, get_unwidened): Likewise.
17246 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
17247 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
17248 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
17250 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
17252 (CONVERT_EXPR_P): Define.
17253 (CASE_CONVERT): Define.
17255 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
17257 PR middle-end/36117
17258 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
17259 (delete_unmarked_insns): When deleting a call, call
17260 delete_unreachable_blocks.
17261 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17262 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
17264 2008-05-08 Richard Guenther <rguenther@suse.de>
17266 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
17267 (-ftree-salias): Likewise.
17268 (salias-max-implicit-fields): Remove param documentation.
17269 (salias-max-array-elements): Likewise.
17270 * tree-pass.h (pass_create_structure_vars): Remove.
17271 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17272 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17273 * tree-ssa-alias.c (create_structure_vars): Remove.
17274 (gate_structure_vars): Likewise.
17275 (pass_create_structure_vars): Likewise.
17276 (gate_build_alias): Likewise.
17277 (pass_build_alias): Adjust to run always and dump the function.
17278 * common.opt (ftree-salias): Hide.
17279 * passes.c (init_optimization_passes): Remove
17280 pass_create_structure_vars, adjust comment.
17281 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17282 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17283 * opts.c (decode_options): Do not set flag_tree_salias.
17284 (common_handle_option): Add OPT_ftree_salias to the backward
17285 compatibility section.
17287 2008-05-08 Richard Guenther <rguenther@suse.de>
17289 * tree-flow-inline.h (var_can_have_subvars): Move ...
17290 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
17291 * tree-flow.h (var_can_have_subvars): Remove.
17292 (push_fields_onto_fieldstack): Remove.
17293 (sort_fieldstack): Likewise.
17294 (struct fieldoff): Move ...
17295 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
17296 alias_set and base_for_components fields.
17297 (sort_fieldstack): Make static.
17298 (push_fields_onto_fieldstack): Likewise. Remove code that
17299 handles anything but RECORD_TYPEs. Remove alias_set and
17300 base_for_components handling.
17301 (create_variable_info_for): Adjust.
17303 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
17305 * common.opt (Wframe-larger-than=): Shorten the help message
17307 * doc/invoke.texi (Wframe-larger-than=): Add more description.
17309 2008-05-08 Rafael Espíndola <espindola@google.com>
17311 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
17313 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
17314 trap and that both operands are gimple values.
17315 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
17316 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
17319 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17321 * read-rtl.c (join_c_conditions): Return the first string if the
17322 two strings are equal.
17324 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17326 * gensupport.h (pred_data): Add a "num_codes" field.
17327 (add_predicate_code): Declare.
17328 * gensupport.c (add_predicate_code): New function.
17329 (std_pred_table): Add an "allows_const_p" field.
17330 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
17331 Remove the (incomplete) list of such codes from the codes field.
17332 (init_predicate_table): Use add_predicate_code. Add all
17333 RTX_CONST_OBJs if allows_const_p is true.
17334 * genrecog.c (process_define_predicate): Use add_predicate_code.
17336 2008-05-08 David Daney <ddaney@avtrex.com>
17337 Richard Sandiford <rsandifo@nildram.co.uk>
17339 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
17340 special case of constant zero operands.
17341 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
17342 old and new values. Special case constant zero values.
17343 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
17345 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
17346 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
17348 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
17351 * simplify-rtx.c (simplify_plus_minus): Create CONST of
17352 similar RTX_CONST_OBJ before CONST_INT.
17354 2008-05-08 Steve Ellcey <sje@cup.hp.com>
17356 * stmt.c (expand_stack_restore): Change sa mode if needed.
17358 2008-05-08 Richard Guenther <rguenther@suse.de>
17360 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
17361 return type to bool.
17362 (ix86_sol10_return_in_memory): Likewise.
17363 (ix86_i386elf_return_in_memory): Likewise.
17364 (ix86_i386interix_return_in_memory): Likewise.
17365 * config/i386/i386.c (ix86_return_in_memory): Likewise.
17366 (ix86_sol10_return_in_memory): Likewise.
17367 (ix86_i386elf_return_in_memory): Likewise.
17368 (ix86_i386interix_return_in_memory): Likewise.
17370 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17373 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
17375 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
17376 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
17379 2008-05-08 Richard Guenther <rguenther@suse.de>
17381 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
17382 * tree-data-ref.h (struct dr_alias): Remove subvars field.
17383 (DR_SUBVARS): Remove.
17384 * tree-dfa.c (dump_subvars_for): Remove.
17385 (debug_subvars_for): Likewise.
17386 (dump_variable): Do not dump subvars.
17387 (remove_referenced_var): Do not remove subvars.
17388 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
17389 (lookup_subvars_for_var): Remove.
17390 (get_subvars_for_var): Likewise.
17391 (get_subvars_at): Likewise.
17392 (get_first_overlapping_subvar): Likewise.
17393 (overlap_subvar): Likewise.
17394 * tree-flow.h (subvar_t): Remove.
17395 (struct var_ann_d): Remove subvars field.
17396 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
17397 argument. Remove special handling of SFTs.
17398 (compute_tag_properties): Likewise.
17399 (set_initial_properties): Likewise.
17400 (compute_call_clobbered): Likewise.
17401 (count_mem_refs): Likewise.
17402 (compute_memory_partitions): Likewise.
17403 (compute_flow_insensitive_aliasing): Likewise.
17404 (setup_pointers_and_addressables): Likewise.
17405 (new_type_alias): Likewise.
17406 (struct used_part): Remove.
17407 (used_portions): Likewise.
17408 (struct used_part_map): Likewise.
17409 (used_part_map_eq): Likewise.
17410 (used_part_map_hash): Likewise.
17411 (free_used_part_map): Likewise.
17412 (up_lookup): Likewise.
17413 (up_insert): Likewise.
17414 (get_or_create_used_part_for): Likewise.
17415 (create_sft): Likewise.
17416 (create_overlap_variables_for): Likewise.
17417 (find_used_portions): Likewise.
17418 (create_structure_vars): Likewise.
17419 * tree.def (STRUCT_FIELD_TAG): Remove.
17420 * tree.h (MTAG_P): Adjust.
17421 (struct tree_memory_tag): Remove base_for_components and
17422 unpartitionable flags.
17423 (struct tree_struct_field_tag): Remove.
17424 (SFT_PARENT_VAR): Likewise.
17425 (SFT_OFFSET): Likewise.
17426 (SFT_SIZE): Likewise.
17427 (SFT_NONADDRESSABLE_P): Likewise.
17428 (SFT_ALIAS_SET): Likewise.
17429 (SFT_UNPARTITIONABLE_P): Likewise.
17430 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
17431 (union tree_node): Remove sft field.
17432 * alias.c (get_alias_set): Remove special handling of SFTs.
17433 * print-tree.c (print_node): Remove handling of SFTs.
17434 * tree-dump.c (dequeue_and_dump): Likewise.
17435 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
17436 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
17437 * tree-predcom.c (set_alias_info): Do not set subvars.
17438 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
17439 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
17440 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
17441 (add_vars_for_offset): Remove.
17442 (add_virtual_operand): Remove special handling of SFTs.
17443 (add_call_clobber_ops): Likewise.
17444 (add_call_read_ops): Likewise.
17445 (get_asm_expr_operands): Likewise.
17446 (get_modify_stmt_operands): Likewise.
17447 (get_expr_operands): Likewise.
17448 (add_to_addressable_set): Likewise.
17449 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
17450 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
17451 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
17452 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
17453 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
17454 (tree_node_structure): Likewise.
17455 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
17457 (find_what_p_points_to): Likewise.
17459 2008-05-08 Sa Liu <saliu@de.ibm.com>
17461 * config/spu/spu.md: Fixed subti3 pattern.
17463 2008-05-08 Richard Guenther <rguenther@suse.de>
17465 PR middle-end/36154
17466 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
17467 sure to create a representative for trailing arrays for PTA.
17469 2008-05-08 Richard Guenther <rguenther@suse.de>
17471 PR middle-end/36172
17472 * fold-const.c (operand_equal_p): Two objects which types
17473 differ in pointerness are not equal.
17475 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17477 * calls.c (compute_argument_block_size): Add argument tree fndecl.
17478 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
17479 (emit_library_call_value_1): Add new variable fndecl initialized by
17480 NULL_TREE. It should be the decl type of orgfun, but this information
17481 seems not to be available here, so it uses the default calling abi.
17482 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
17483 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
17484 by TARGET_RETURN_IN_MEMORY.
17485 * config/i386/i386-interix.h: Likewise.
17486 * config/i386/i386.h: Likewise.
17487 * config/i386/i386elf.h: Likewise.
17488 * config/i386/ptx4-i.h: Likewise.
17489 * config/i386/sol2-10.h: Likewise.
17490 * config/i386/sysv4.h: Likewise.
17491 * config/i386/vx-common.h: Likewise.
17492 * config/cris/cris.h: Removed #if 0 clause.
17493 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
17494 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
17496 (ix86_sol10_return_in_memory): Likewise.
17497 (ix86_i386elf_return_in_memory): New.
17498 (ix86_i386interix_return_in_memory): New.
17499 * config/mt/mt-protos.h (mt_return_in_memory): New.
17500 * config/mt/mt.c: Likewise.
17501 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17502 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
17503 * config/bfin/bfin.h: Likewise.
17504 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
17506 * config/bfin/bfin.c: Likewise.
17507 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17508 * config/alpha/unicosmk.h: Likewise.
17509 * config/i386/cygming.h: Likewise.
17510 * config/iq2000/iq2000.h: Likewise.
17511 * config/mips/mips.h: Likewise.
17512 * config/mn10300/mn10300.h: Likewise.
17513 * config/rs6000/rs6000.h: Likewise.
17514 * config/score/score.h: Likewise.
17515 * config/spu/spu.h: Likewise.
17516 * config/v850/v850.h: Likewise.
17517 * defaults.h: Likewise.
17518 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
17519 * expr.c (emit_block_move): Adjust use of
17520 OUTGOING_REG_PARM_STACK_SPACE.
17521 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
17522 OUTGOING_REG_PARM_STACK_SPACE.
17523 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
17525 2008-05-08 Jakub Jelinek <jakub@redhat.com>
17527 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
17528 on OMP_RETURN for OMP_FOR.
17531 * dwarf2out.c (dw_expand_expr, common_check): Removed.
17532 (fortran_common): New function.
17533 (gen_variable_die): Call fortran_common instead of common_check,
17534 adjust for it returning tree instead of rtx. Formatting.
17536 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17540 * see.c (see_copy_insn): Copy new pure const attributes for new call.
17541 * c-decl.c (merge_decls): Ditto.
17542 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
17543 to RTL_CONST_OR_PURE_CALL_P.
17544 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
17545 Initialized DECL_LOOPING_CONST_PURE.
17546 (process_call_operands): Set tree_side_effects properly.
17547 * tree.h (TREE_READONLY_DECL_P): Removed.
17548 (DECL_IS_PURE): Renamed to DECL_PURE_P.
17549 (DECL_LOOPING_OR_CONST_P): New macro.
17550 (struct tree_function_decl): Added looping_const_or_pure_p.
17551 (ECF_*) Renumbered.
17552 (ECF_LOOPING_OR_CONST_P): New macro.
17553 * rtlanal.c (pure_const_p): Removed.
17554 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
17555 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
17556 to RTL_CONST_CALL_P.
17557 * ipa-pure-const.c (pure_const_state_e): Added looping field.
17558 (check_decl, check_tree, check_call, scan_function): Initialize
17560 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
17561 (static_execute): Set looping true for recursive functions.
17562 Undo setting state to IPA_NEITHER for recursive functions.
17563 * cse.c (cse_insn):
17564 * ifcvt.c (noce_can_store_speculate_p): Changed
17565 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
17566 RTL_CONST_OR_PURE_CALL_P.
17567 * dse.c (scan_insn): Ditto.
17568 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
17569 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
17570 RTL_CONST_OR_PURE_CALL_P.
17571 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
17572 pure_call_p to RTL_CONST_CALL_P.
17573 * gimplify.c (gimplify_call_expr): Clear side effects for
17574 non-looping pure and constant calls.
17575 * calls.c (emit_call_1): Set rtl flags from ecf flags.
17576 (flags_from_decl_or_type): Set ecf flags from decl flags.
17577 (initialize_argument_information): Turn off
17578 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
17579 Change const to pure if callee_copies is true rather than just
17581 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
17582 way of marking pure calls.
17583 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
17584 Remove hack that was supposed to fix pr7335 and remove old
17585 way of marking pure calls.
17586 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
17587 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
17588 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
17589 RTL_CONST_OR_PURE_CALL_P.
17590 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
17591 * loop-invariant.c (find_exits, find_invariant_bb): Changed
17592 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
17593 * sched-deps.c (schedule_analyze): Ditto.
17594 * rtl.h (struct rtx_def): Use call field, unchanging field, and
17595 return_val field of calls to represent pure and const function info.
17596 (CONST_OR_PURE_CALL_P): Deleted macro.
17597 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17598 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
17599 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
17601 * tree-optimize.c (execute_fixup_cfg): Added test for
17602 ECF_LOOPING_CONST_OR_PURE.
17603 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
17605 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
17606 effects for looping pure or const calls.
17607 (verify_gimple_expr): Added verification code.
17608 * config/alpha/alpha.c (alpha_legitimize_address,
17609 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
17611 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
17612 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
17613 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
17614 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
17615 RTL_CONST_OR_PURE_CALL_P.
17616 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
17617 and const calls to be deleted.
17619 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17622 * config/i386/mmx.md (mmx_subv2sf3): New expander.
17623 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
17624 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
17625 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17626 to handle nonimmediate operands.
17627 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
17628 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
17629 to handle nonimmediate operands.
17630 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
17631 (mmx_pmulhrwv4hi3): New expander. Use
17632 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17633 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
17634 (sse2_umulv1siv1di3): New expander. Use
17635 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17636 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
17637 (mmx_eq<mode>3): New expander. Use
17638 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17639 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
17640 (mmx_uavgv8qi3): New expander. Use
17641 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17642 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
17643 (mmx_uavgv4hi3): New expander. Use
17644 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17646 * config/i386/sse.md
17647 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
17648 to handle nonimmediate operands.
17649 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
17650 to handle nonimmediate operands.
17651 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
17652 to handle nonimmediate operands.
17653 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
17654 to handle nonimmediate operands.
17655 (sse2_unpckhpd_exp): New expander. Use
17656 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17657 (sse2_unpcklpd_exp): New expander. Use
17658 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17659 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
17660 to handle nonimmediate operands.
17661 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
17662 to handle nonimmediate operands.
17663 (*sse2_<plusminus_insn><mode>3): Rename from
17664 sse2_<plusminus_insn><mode>3 insn pattern.
17665 (sse2_<plusminus_insn><mode>3): New expander. Use
17666 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17667 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
17668 (sse2_umulv2siv2di3): New expander. Use
17669 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17670 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
17671 (sse4_1_mulv2siv2di3): New expander. Use
17672 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17673 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
17674 (sse2_pmaddwd): New expander. Use
17675 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17676 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
17677 (sse2_eq<mode>3): New expander. Use
17678 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17679 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
17680 (sse4_1_eqv2di3): New expander. Use
17681 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17682 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17683 (sse2_uavgv16qi3): New expander. Use
17684 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17685 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17686 (sse2_uavgv16qi3): New expander. Use
17687 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17688 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
17689 (sse2_uavgv8hi3): New expander. Use
17690 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17691 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
17692 (ssse3_pmulhrswv8hi3): New expander. Use
17693 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17694 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
17695 (ssse3_pmulhrswv4hi3): New expander. Use
17696 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17698 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
17699 (<sse>_vmmul<mode>3): Ditto.
17700 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
17702 (ssse3_pmaddubsw128): Use register_operand for operand 1.
17703 (ssse3_pmaddubsw): Ditto.
17705 * config/i386/i386.c (struct_builtin_description)
17706 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
17707 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
17708 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
17709 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
17710 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
17711 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
17712 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
17713 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
17714 (ix86_fixup_binary_operands): Assert that src1
17715 and src2 must have the same mode when swapped.
17716 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
17717 and ix86_binary_operator_ok. Do not force operands in registers
17720 2008-05-07 Jan Hubicka <jh@suse.cz>
17722 * cgraph.c (dump_cgraph_node): Update.
17723 * cgraph.h (cgraph_local_info): Break out inline summary.
17724 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
17726 * ipa-inline (inline_summary): New accestor function.
17727 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
17728 cgraph_decide_inlining, compute_inline_parameters): Update.
17729 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
17731 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
17733 Cleanup ColdFire scheduling support and add V4 pipeline model.
17735 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
17736 (define_attr cpu): Add cfv4 value.
17737 (define_attr type, define_attr type1): Merge into a single 'type'
17738 attribute. Update all uses.
17739 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
17740 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
17742 (define_attr opx_mem, define_attr opy_mem): Remove.
17743 (define_attr op_mem): Clean up, update comment.
17744 (define_attr size): Use specific values instead of general int.
17745 (define_attr guess, define_attr split): Remove. Update all uses.
17746 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
17747 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
17748 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
17749 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
17750 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
17751 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
17752 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
17753 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
17754 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
17755 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
17756 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
17757 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
17758 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
17759 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
17760 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
17761 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
17762 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
17763 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
17764 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
17765 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
17766 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
17767 Update or set attributes.
17768 (stack_tie): New fake instruction.
17770 * config/m68k/m68k.h (TUNE_CFV4): New macro.
17771 (m68k_sched_attr_size): Update declaration.
17772 (m68k_sched_attr_type2): Remove.
17773 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
17774 Declare new bypass predicates.
17776 * config/m68k/m68k.c (m68k_sched_issue_rate,
17777 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
17779 (TARGET_SCHED_ISSUE_RATE,
17780 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
17781 (override_options): Handle scheduling for ColdFire V4 core.
17782 (m68k_expand_prologue): Emit stack_tie.
17783 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
17784 'OP_TYPE_FPN'. Update all uses.
17785 (sched_guess_p): Remove.
17786 (sched_address_type): Handle symbolic addresses.
17787 (sched_get_operand): New static function.
17788 (sched_operand_type): Merge into sched_attr_op_type.
17789 (sched_attr_op_type): Handle FP registers, handle quick constants,
17791 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
17792 (m68k_sched_attr_size): Update. Move logic to ...
17793 (sched_get_attr_size_int): New static function.
17794 (sched_get_opxy_mem_type): New static function.
17795 (m68k_sched_attr_op_mem): Update.
17796 (m68k_sched_attr_type2): Remove.
17797 (sched_cfv4_bypass_data): New static variable.
17798 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
17799 (m68k_sched_issue_rate): Implement scheduler hook.
17800 (struct _sched_ib: enabled_p): New field.
17801 (m68k_sched_variable_issue): Update. Handle V4.
17802 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
17803 sched_dump_class_func_t, sched_dump_split_class,
17804 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
17805 sched_dump_dfa_class, m68k_sched_dump): Remove.
17806 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
17808 (m68k_sched_init_global): Remove statisctics dumping, introduce
17809 sanity check that all instructions have pipeline reservations. Handle
17811 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17812 Handle ColdFire V4 core.
17813 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
17814 New static functions.
17815 (m68k_sched_address_bypass_p): New bypass predicate.
17816 (sched_get_indexed_address_scale): New static function.
17817 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
17819 * cf.md: Update comments.
17820 (define_attr type2): Remove. Use 'type' attribute instead.
17822 (cf_ib): Rename to cfv123_ib. Update all uses.
17823 (cf_oep): Rename to cfv123_oep. Update all uses.
17824 (cf_chr): Rename to cfv123_chr. Update all uses.
17825 (cf_mem): Rename to cfv123_mem. Update all uses.
17826 (cf_mac): Move to more appropriate place.
17827 (cfv123_guess): New automaton and cpu_unit.
17828 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
17829 Update uses of 'size' attribute. Handle before reload scheduling.
17830 (cfv123_guess): New dummy reservation for unhandled instructions.
17831 (cfv4_*): Pipeline description of ColdFire V4 core.
17832 (ignore): New reservation to handle 'ignore' type.
17834 2008-05-07 Ian Lance Taylor <iant@google.com>
17836 PR middle-end/36013
17837 * gimplify.c (find_single_pointer_decl_1): Don't look through
17839 (find_single_pointer_decl): Adjust comments.
17841 2008-05-07 Jakub Jelinek <jakub@redhat.com>
17843 PR middle-end/36137
17844 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
17845 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
17847 PR middle-end/36106
17848 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
17849 integral type rather than floating point, then VIEW_CONVERT_EXPR
17850 to the floating point type.
17852 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17854 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
17855 TFmode op0 to register.
17857 2008-05-07 Alan Modra <amodra@bigpond.net.au>
17859 * c-decl.c (grokdeclarator): Comment typo.
17861 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
17863 * tree-flow.h: Remove prototype for computed_goto_p.
17864 * tree-cfg.c (computed_goto_p): Make static.
17866 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
17869 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
17870 (contains_aligned_value_p): This. Handle _Decimal128.
17871 (ix86_function_arg_boundary): Only align _Decimal128 to its
17872 natural boundary and handle it properly.
17874 2008-05-06 Martin Jambor <mjambor@suse.cz>
17876 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
17877 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
17878 (ipcp_method_set_orig_node): Removed.
17879 (ipcp_cval_get_cvalue_type): Removed.
17880 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
17881 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
17882 (ipcp_cval_set_cvalue_type): Removed.
17883 (ipcp_cval_get_cvalue): Removed.
17884 (ipcp_cval_set_cvalue): Removed.
17885 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
17886 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
17887 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
17888 (ipcp_cval_meet): Renamed to ipa_lattice_meet
17889 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
17890 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
17891 (ipcp_get_ith_lattice): Changed parameters.
17892 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
17893 (ipcp_lattice_from_jfunc): Changed parameters.
17894 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
17895 (ipcp_method_cval_print): Added temporary variable info.
17896 (ipcp_redirect): Removed already unused local variable caller.
17897 (ipcp_redirect): New temporary variable orig_callee_info
17898 (ipcp_redirect): Removed newly unused local variable callee.
17899 (ipcp_redirect): Removed (a bit confusing) local variable type.
17900 (ipcp_insert_stage): Added local variable info.
17901 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
17903 (ipcp_formal_create): Removed.
17904 (ipcp_method_cval_set): Removed.
17905 (ipcp_propagate_stage): Renamed lattice variables.
17906 (ipcp_method_cval_set_cvalue_type): Removed.
17907 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
17908 (ipcp_print_all_lattices): Changed printed strings to refer to
17909 lattices rather than cvals.
17910 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
17911 (ipcp_propagate_const): Changed formal parameters.
17912 (build_const_val): Changed formal parameters.
17913 (ipcp_insert_stage): Removed useless variable cvalue
17914 (build_const_val): Changed formal parameters.
17915 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
17916 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
17917 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
17918 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
17919 (ipcp_print_func_profile_counts): Changed string from "method" to
17921 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
17922 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
17923 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
17924 (ipcp_structures_print): Renamed to ipcp_print_all_structures
17925 (ipcp_profile_print): Renamed to ipcp_print_profile_data
17926 (ipcp_lat_is_const): Changed parameters and made inline.
17927 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
17928 (ipcp_redirect): Renamed to ipcp_need_redirect_p
17929 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
17930 the predicate condition directly
17931 (ipcp_propagate_stage): Added local variable args. Removed local
17932 variable callee. (Both are mere code simplifications.)
17933 (ipcp_method_dont_insert_const): Renamed to
17934 ipcp_node_not_modifiable_p.
17935 (ipcp_node_not_modifiable_p): Made inline.
17936 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
17937 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
17938 (ipcp_print_all_lattices): Removed variable cvalue
17939 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
17942 2008-05-06 Olivier Hainque <hainque@adacore.com>
17944 * tree-sra.c (try_instantiate_multiple_fields): Early return
17945 if field has POINTER_TYPE.
17947 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
17949 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
17950 by using 'q' specifier for instruction.
17951 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
17953 2008-05-06 Anatoly Sokolov <aesok@post.ru>
17955 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17956 Change mode of zero_extract from QImode to HImode.
17957 (sign bit tests peepholes): (Ditto.).
17959 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
17961 * config/i386/mmx.md: Remove double backslashes from asm templates.
17962 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
17963 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17964 to handle nonimmediate operands.
17965 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
17966 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17967 to handle nonimmediate operands.
17968 (*mmx_<code>v2sf3_finite): New insn pattern.
17969 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
17970 (mmx_<code>v2sf3): New expander. Use
17971 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17972 (mmx_<plusminus_insn><mode>3): New expander. Use
17973 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17974 (*mmx_<plusminus_insn><mode>3): New insn pattern.
17975 (mmx_add<mode>3): Removed.
17976 (mmx_ssadd<mode>3): Ditto.
17977 (mmx_usadd<mode>3): Ditto.
17978 (mmx_sub<mode>3): Ditto.
17979 (mmx_sssub<mode>3): Ditto.
17980 (mmx_ussub<mode>3): Ditto.
17981 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
17982 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
17983 to handle nonimmediate operands.
17984 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
17986 (mmx_smulv4hi3_highpart): New expander. Use
17987 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17988 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
17990 (mmx_umulv4hi3_highpart): New expander. Use
17991 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17992 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
17993 (mmx_<code>v4hi3): New expander. Use
17994 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17995 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
17996 (mmx_<code>v8qi3): New expander. Use
17997 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17998 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
17999 (mmx_<code><mode>3): New expander. Use
18000 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18002 2008-05-05 Jan Hubicka <jh@suse.cz>
18004 PR tree-optimization/36118
18005 * passes.c (pass_init_dump_file): Fix dump header.
18007 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18009 PR middle-end/36141
18010 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
18011 VCE for function decls.
18013 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18015 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
18017 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18019 * config/i386/i386.md (sat_plusminus): New.
18020 (plusminus_insn): Likewise.
18021 (plusminus_mnemonic): Likewise.
18023 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
18024 (*<addsub><mode>3_cc_overflow): Renamed to ...
18025 (*<plusminus_insn><mode>3_cc_overflow): This.
18026 (*<addsub>si3_zext_cc_overflow): Renamed to ...
18027 (*<plusminus_insn>si3_zext_cc_overflow): This.
18029 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
18030 (<plusminus_insn><mode>3): This.
18031 (*<addsub><mode>3): Renamed to ...
18032 (*<plusminus_insn><mode>3): This.
18033 (<sse>_vm<addsub><mode>3): Renamed to ...
18034 (<sse>_vm<plusminus_insn><mode>3): This.
18035 (sse3_h<addsub>v4sf3): Renamed to ...
18036 (sse3_h<plusminus_insn>v4sf3): This.
18037 (sse3_h<addsub>v2df3): Renamed to ...
18038 (sse3_h<plusminus_insn>v2df3): This.
18039 (<plusminus_insn><mode>3): New.
18040 (*<plusminus_insn><mode>3): Likewise.
18041 (sse2_<plusminus_insn><mode>3): Likewise.
18042 (add<mode>): Removed.
18043 (*add<mode>3): Likewise.
18044 (sse2_ssadd<mode>3): Likewise.
18045 (sse2_usadd<mode>3): Likewise.
18046 (sub<mode>3): Likewise.
18047 (*sub<mode>3): Likewise.
18048 (sse2_sssub<mode>3): Likewise.
18049 (sse2_ussub<mode>3): Likewise.
18051 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
18053 * gthr-single.h: Add in required interface elements as per gthr.h.
18054 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
18055 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
18056 Generalize UNUSED macro.
18057 (__gthread_once): Add.
18058 (__gthread_key_create): Add.
18059 (__gthread_key_delete): Add.
18060 (__gthread_getspecific): Add.
18061 (__gthread_setspecific): Add.
18063 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
18065 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
18066 the same size types for the indirect reference on the rhs, then
18069 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
18071 * config/i386/i386.md
18072 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
18073 one insn template instead of template series.
18074 (*xordi_1_rex64): Ditto.
18075 (*xordi_2_rex64): Ditto.
18077 2008-05-05 Ira Rosen <irar@il.ibm.com>
18079 PR tree-optimization/36119
18080 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
18083 2008-06-04 Jan Hubicka <jh@suse.cz>
18085 tree-optimization/36100
18086 * tree-pass.h (pass_O0_always_inline): Declare.
18087 * ipa-inline.c (inline_transform): Remove dead code.
18088 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
18089 pass_O0_always_inline): New.
18090 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
18092 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
18094 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
18095 mnemonic in this_param move for TARGET_64BIT.
18097 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
18099 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
18100 (*strmovsi_rex_1): Ditto.
18101 (*strsetsi_1): Ditto.
18102 (*strsetsi_rex_1): Ditto.
18104 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
18105 adddicc expanders using SWI mode iterator.
18107 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
18110 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
18113 2008-05-04 David S. Miller <davem@davemloft.net>
18115 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
18116 (sparc*-*-linux*): Use linux.h in tm_file.
18117 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
18118 compiler defaulting to 32-bit.
18119 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
18121 * config/sparc/linux.h: Remove definitions now obtained
18122 properly from linux.h
18123 * config/sparc/linux64.h: Likewise.
18124 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
18125 don't want this setting for 32-bit builds in a biarch compiler.
18126 * doc/install.texi: Add sparc-linux to list of targets
18127 supporting --enable-targets=all.
18129 2008-05-03 Andrew Pinski <pinskia@gmail.com>
18131 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
18133 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
18135 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
18136 after V4SI_FTYPE_V8HI.
18137 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
18138 case V4SI_FTYPE_V2DF.
18140 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
18142 * doc/invoke.texi (max-flow-memory-locations): Removed.
18143 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
18145 2008-05-03 Richard Guenther <rguenther@suse.de>
18147 PR middle-end/34973
18148 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
18150 2008-05-02 David S. Miller <davem@davemloft.net>
18152 * config.gcc (need_64bit_hwint): Document libcpp dependency.
18154 2008-05-02 Simon Baldwin <simonb@google.com>
18157 * c-common.h (warn_array_subscript_range): Removed.
18158 * c-common.c (warn_array_subscript_range): Ditto.
18159 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
18160 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
18162 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18164 * config/i386/i386.c (ix86_special_builtin_type): New.
18165 (bdesc_special_args): Likewise.
18166 (ix86_expand_special_args_builtin): Likewise.
18167 (ix86_init_mmx_sse_builtins): Updated.
18168 (ix86_expand_builtin): Updated.
18169 (ix86_expand_store_builtin): Removed.
18170 (ix86_expand_unop_builtin): Likewise.
18172 * config/i386/mm3dnow.h (__v2sf): Moved to ...
18173 * config/i386/mmintrin.h (__v2sf): Here.
18175 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
18177 (_mm_loadl_pi): Likewise.
18178 (_mm_storeh_pi): Replace __v2si with __v2sf.
18179 (_mm_storel_pi): Likewise.
18181 * doc/extend.texi: Correct __builtin_ia32_loadhps,
18182 __builtin_ia32_loadlps, __builtin_ia32_storehps,
18183 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
18184 __builtin_ia32_loadlpd.
18186 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18188 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
18189 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
18190 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
18191 (ix86_init_mmx_sse_builtins): Updated.
18192 (ix86_expand_args_builtin): Likewise.
18193 (ix86_expand_builtin): Likewise.
18194 (ix86_expand_unop1_builtin): Renamed to ...
18195 (ix86_expand_unop_vec_merge_builtin): This.
18197 2008-05-01 Jan Hubicka <jh@suse.cz>
18200 * ipa-inline.c (inline_generate_summary): Make static.
18201 (inline_transform): Do not call inlining at -O0; make static.
18202 * passes.c (execute_todo): Add sanity check.
18203 (execute_one_ipa_transform_pass): Execute proper flags.
18205 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
18207 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
18208 (DECL_NONADDRESSABLE_P): Likewise.
18209 * alias.c (record_component_aliases): Fix comment.
18211 2008-05-01 Simon Baldwin <simonb@google.com>
18213 * c-common.h (warn_array_subscript_range): New function.
18214 * c-common.c (warn_array_subscript_range): Ditto.
18215 * tree-vrp.c (check_array_ref): Corrected code to agree with
18216 comment, ignoring only arrays of size 0 or size 1.
18217 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
18219 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18221 * config/i386/i386.c (ix86_builtin_type): Replace
18222 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
18223 (bdesc_args): Updated.
18224 (ix86_init_mmx_sse_builtins): Likewise.
18225 (ix86_expand_args_builtin): Likewise.
18227 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
18230 * doc/extend.texi: Correct __builtin_ia32_palignr.
18232 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18235 * config/i386/i386.c (bdesc_crc32): Removed.
18236 (ix86_expand_crc32): Likewise.
18237 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
18238 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
18239 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
18240 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
18241 UINT_FTYPE_UINT_UCHAR.
18242 (bdesc_args): Updated. Add crc32 builtins.
18243 (ix86_init_mmx_sse_builtins): Updated.
18244 (ix86_expand_args_builtin): Updated to support subreg.
18246 * doc/extend.texi: Correct __builtin_ia32_crc32di.
18248 2008-05-01 Jan Hubicka <jh@suse.cz>
18250 * tree-pass.h (opt_pass): Add IPA_PASS.
18251 (varpool_node, cgraph_node): Forward declare.
18252 (ipa_opt_pass): Define.
18253 (pass_ipa_inline): Turn into ipa_opt_pass.
18254 (pass_apply_inline): Remove.
18255 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
18256 (apply_inline): Turn into ....
18257 (inline_transform): ... this one.
18258 (inline_generate_summary): New function.
18259 (pass_apply_inline): Remove.
18260 * function.h (ipa_opt_pass): Forward declare structure; typedef;
18262 (struct function): Add ipa_transforms_to_apply.
18263 * passes.c (register_one_dump_file): Work on IPA_PASS.
18264 (init_optimization_passes): Remove pass_inline_parameters and
18266 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
18267 (execute_one_pass) ... here; apply transforms when possible.
18268 (add_ipa_transform_pass, execute_ipa_summary_asses,
18269 execute_one_ipa_transform_pass): New.
18270 (execute_ipa_pass_list): Update for IPA_PASS type.
18272 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18274 * config/i386/i386.c (ix86_builtin_type): Add
18275 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
18276 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
18277 (bdesc_args): Add SSE4a builtins.
18278 (ix86_init_mmx_sse_builtins): Updated.
18279 (ix86_expand_args_builtin): Likewise.
18280 (ix86_expand_builtin): Likewise.
18282 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18284 * config/i386/i386.c (ix86_builtin_type): Add
18285 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
18286 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
18287 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
18288 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
18289 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
18290 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
18291 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
18292 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
18293 and DI_FTYPE_DI_DI_INT.
18294 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
18295 (ix86_init_mmx_sse_builtins): Updated.
18296 (ix86_expand_args_builtin): Likewise.
18297 (ix86_expand_builtin): Likewise.
18298 (ix86_expand_binop_imm_builtin): Removed.
18300 * doc/extend.texi: Correct __builtin_ia32_palignr128.
18302 2008-04-30 Richard Guenther <rguenther@suse.de>
18304 PR tree-optimization/32921
18305 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
18307 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
18309 * config/arm/arm.c (arm_unwind_emit): Use
18310 crtl->all_throwers_are_sibcalls instead of
18311 cfun->all_throwers_are_sibcalls.
18312 (arm_output_fn_unwind): Likewise.
18313 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
18314 instead of cfun->uses_pic_offset_table.
18315 (frv_expand_prologue): Likewise.
18316 (frv_frame_pointer_required): Likewise.
18317 (frv_expand_fdpic_call): Likewise.
18318 (frv_emit_movsi): Likewise.
18319 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
18320 cfun->returns_pcc_struct instead of
18321 current_function_returns_pcc_struct.
18322 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
18323 instead of cfun->calls_eh_return.
18324 (m32c_pushm_popm): Likewise.
18325 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
18326 "extern" declaration.
18328 2008-04-30 Richard Guenther <rguenther@suse.de>
18330 PR tree-optimization/21636
18331 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
18333 (evaluate_stmt): Print the likely value.
18334 (ccp_visit_stmt): Avoid excessive vertical spacing.
18336 2008-04-30 Rafael Espíndola <espindola@google.com>
18338 * builtins.c (fold_call_expr): Return realret.
18339 * tree-ssa-threadedge.c
18340 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18341 __builtin_object_size.
18343 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
18345 * gcc.c (wrapper_string): New variable.
18346 (insert_wrapper): New function.
18347 (execute): New option -wrapper.
18348 * doc/invoke.texi (Overall Options): New driver option -wrapper.
18350 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
18352 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
18353 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
18354 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
18356 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
18357 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
18358 config/rs6000/e500crtres64gprctr.asm,
18359 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
18360 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
18361 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
18362 config/rs6000/e500crtsav64gprctr.asm,
18363 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
18364 config/rs6000/e500crtsavg64gprctr.asm: New files.
18365 * config/rs6000/t-ppccomm: Add build rules for new files.
18366 (LIB2FUNCS_STATIC_EXTRA): Add new files.
18367 * config/rs6000/t-netbsd: Add build rules for new files.
18368 (LIB2FUNCS_STATIC_EXTRA): New variable.
18369 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
18370 (CRTSAVRES_DEFAULT_SPEC): Likewise.
18371 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
18373 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
18375 * config/i386/i386.c (ix86_builtin_type): Add
18376 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
18377 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
18378 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
18379 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
18380 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
18381 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
18382 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
18383 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
18384 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
18385 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
18386 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
18387 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
18388 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
18389 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
18390 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
18391 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
18392 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
18393 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
18394 V1DI_FTYPE_V2SI_V2SI.
18395 (bdesc_2arg): Moved to ...
18396 (bdesc_args): Here.
18397 (ix86_init_mmx_sse_builtins): Updated.
18398 (ix86_expand_args_builtin): Updated. Take a pointer
18399 to const struct builtin_description. Handle comparison
18401 (ix86_expand_sse_compare): Take a new argument for swapping operands.
18402 (ix86_expand_builtin): Updated.
18404 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
18405 (ssse3_pmaddubsw128): This.
18406 (ssse3_pmaddubswv4hi3): Renamed to ...
18407 (ssse3_pmaddubsw): This.
18409 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
18410 (__builtin_ia32_packssdw128): Likewise.
18411 (__builtin_ia32_packuswb128): Likewise.
18412 (__builtin_ia32_pmaddubsw): Likewise.
18413 (__builtin_ia32_pmaddubsw128): Likewise.
18415 2008-04-30 Richard Guenther <rguenther@suse.de>
18417 PR tree-optimization/14847
18418 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
18419 (recognize_bits_test): Use it.
18420 (recognize_single_bit_test): Likewise.
18422 2008-04-30 Martin Jambor <mjambor@suse.cz>
18424 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
18425 instead of setting number of formal parameters to zero.
18426 (ipcp_init_stage): Do not set the number of actual parameters to zero
18428 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
18429 which are called with variable number of arguments.
18430 (ipcp_insert_stage): Explicitely skipping all nodes which are
18431 called with variable number of arguments.
18432 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
18433 number of parameters.
18435 * ipa-prop.h (struct ipa_node_params): Added flag
18436 called_with_var_arguments
18437 (ipa_set_param_count): Added. Changed sole setter to use it.
18438 (ipa_get_param_count): Added. All readers of param_count
18439 converted to use it instead.
18440 (ipa_set_called_with_variable_arg): Added.
18441 (ipa_is_called_with_var_arguments): Added.
18442 (ipa_get_ith_param): Added. All readers of param_decls converted
18444 (ipa_set_cs_argument_count): Added, sole writer to argument_count
18446 (ipa_get_cs_argument_count): Added, all readers of argument_count
18448 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
18451 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
18452 (struct ipcp_lattice): Renamed cval_type to type
18453 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
18455 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
18456 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
18457 (ipcp_insert_stage): Changed the type of variable cvalue to tree
18458 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
18459 (build_const_val): Changed the type of parameter cvalue to tree
18460 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
18461 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
18463 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
18466 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
18467 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
18468 (ipa_add_method): Renamed to ipa_push_func_to_list
18469 (ipa_remove_method): Renamed to ipa_pop_func_from_list
18470 (ipa_callsite_param_count): Removed.
18471 (ipa_callsite_param_count_set): Removed.
18472 (ipa_callsite_param): Removed.
18473 (ipa_callsite_callee): Removed.
18474 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
18475 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
18476 (ipa_method_formal_count): Removed.
18477 (ipa_method_formal_count_set): Removed.
18478 (ipa_method_get_tree): Removed.
18479 (ipa_method_tree_map_create): Removed.
18480 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
18481 (ipa_create_param_decls_array): Creates the array itself
18482 (ipa_create_param_decls_array): Temporary variable info instead of
18483 a few dereferences.
18484 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
18485 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
18486 (get_type): Removed.
18487 (ipa_jf_get_info_type): Removed.
18488 (ipa_node_create): Renamed to ipa_create_node_params
18489 (ipa_free): Renamed to ipa_free_all_node_params
18490 (ipa_nodes_create): Renamed to ipa_create_all_node_params
18491 (ipa_edges_create): Renamed to ipa_create_all_edge_args
18492 (ipa_edges_free): Renamed to ipa_free_all_edge_args
18493 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
18494 (ipa_free_all_node_params): Deallocation to jump_functions moved to
18495 ipa_free_all_edge_args
18496 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
18497 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
18498 (ipa_create_methodlist_node): Removed.
18499 (ipa_methodlist_method): Removed.
18500 (ipa_methodlist_method_set): Removed.
18501 (ipa_methodlist_next_method): Removed.
18502 (ipa_methodlist_next_method_set): Removed.
18503 (ipa_method_is_modified): Removed.
18504 (ipa_method_modify_create): Removed.
18505 (ipa_method_modify_init): Temporary variable info instead of a few
18507 (ipa_detect_param_modifications): Temporary variable info instead of
18508 a few dereferences.
18509 (ipa_compute_jump_functions): Temporary variable info instead of
18510 a few dereferences.
18511 (ipa_method_modify_set): Removed.
18512 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
18513 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
18514 than craph_node as the first parameter.
18515 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
18516 (ipa_method_modify_init): Removed.
18517 (ipa_compute_jump_functions): Added a temp variable instead of
18518 repeatadly dereferencing the cgraph_edge.aux pointer
18519 (ipa_callsite_param_set_type): Removed.
18520 (ipa_compute_jump_functions): i renamed to index and moved to
18522 (ipa_callsite_param_set_info_type_formal): Removed.
18523 (ipa_callsite_param_set_info_type): Removed.
18524 (ipa_callsite_param_map_create): Removed.
18525 (ipa_callsite_tree): Removed.
18526 (ipa_callsite_caller): Removed.
18527 (ipa_pop_func_from_list): return_method removed to return_func
18529 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
18530 prefixed all values with IPA_. Changed all users.
18531 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
18532 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
18533 and FORMAL_IPATYPE IPA_PASS_THROUGH.
18534 (union parameter_info): Renamed to jump_func_value.
18535 (union jump_func_value): Renamed value to constant
18536 (struct ipa_jump_func): Renamed info_type to value
18537 (struct ipa_node): Renamed to ipa_node_params
18538 (struct ipa_node_params): Renamed ipa_arg_num to param_count
18539 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
18540 (struct ipa_node_params): Renamed ipa_mod to modified_flags
18541 (struct ipa_edge): Renamed to ipa_edge_args
18542 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
18543 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
18544 (struct ipa_methodlist): Renamed to ipa_func_list
18545 (struct ipa_func_list): method_p renamed to node, next_method
18547 (ipa_methodlist_p): Removed, switched all users to struct pointer
18548 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
18550 2008-04-30 Alan Modra <amodra@bigpond.net.au>
18552 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
18553 (rs6000_emit_epilogue): Use backchain to restore only when we
18554 have a large frame. Make use of frame pointer to restore if we
18555 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
18557 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
18559 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18560 Add mode to zero_extract.
18561 (sign bit tests peepholes): (Ditto.).
18563 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
18565 * config/i386/i386.c (ix86_builtins): Replace Prescott New
18566 Instructions in comments with SSE3.
18567 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
18568 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
18569 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
18570 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
18571 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
18572 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
18573 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
18574 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
18575 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
18576 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
18577 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
18578 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
18579 (bdesc_sse_args): Renamed to ...
18580 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
18581 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
18582 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
18583 IX86_BUILTIN_FABSQ.
18584 (bdesc_1arg): Moved to ...
18585 (bdesc_args): Here.
18586 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
18587 Instructions in comments with SSE3.
18588 (ix86_expand_sse_operands_builtin): Renamed to ...
18589 (ix86_expand_args_builtin): This. Updated.
18590 (ix86_expand_unop1_builtin): Update comments.
18591 (ix86_expand_builtin): Updated.
18593 2008-04-29 Richard Guenther <rguenther@suse.de>
18595 PR tree-optimization/36078
18596 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
18597 Update virtual SSA form after cleaning up the CFG.
18599 2008-04-29 Richard Guenther <rguenther@suse.de>
18601 PR middle-end/15255
18602 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
18604 2008-04-29 Richard Guenther <rguenther@suse.de>
18606 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
18607 (compute_may_aliases): Do not call finalize_ref_all_pointers.
18608 (compute_flow_insensitive_aliasing): Do not treat
18609 PTR_IS_REF_ALL pointers special.
18610 (get_smt_for): Likewise.
18611 (may_alias_p): Re-structure.
18612 (is_escape_site): A ref-all pointer conversion is not an escape site.
18613 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
18614 PTR_IS_REF_ALL pointers special.
18615 * tree-ssa-structalias.h (struct alias_info): Remove
18616 ref_all_symbol_mem_tag field.
18617 (PTR_IS_REF_ALL): Remove.
18619 2008-04-29 Richard Guenther <rguenther@suse.de>
18621 PR middle-end/36077
18622 * fold-const.c (extract_muldiv_1): In combining division constants
18623 make sure to never overflow.
18625 2008-04-29 Nick Clifton <nickc@redhat.com>
18627 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
18629 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18632 * optc-gen.awk: Work around HP-UX/IA awk bug.
18634 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
18636 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
18639 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18642 * config/i386/i386.md
18643 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
18644 Change operand 1 predicate to nonimmediate_operand.
18646 2008-04-28 Jakub Jelinek <jakub@redhat.com>
18649 * dwarf2out.c (struct die_struct): Mark as chain_circular through
18651 * gengtype.c (walk_type, write_func_for_structure): Handle
18653 * doc/gty.texi: Document chain_circular.
18655 2008-04-28 Richard Guenther <rguenther@suse.de>
18657 PR tree-optimization/36066
18658 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
18661 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18664 * config/i386/i386.md
18665 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
18666 Use match_scratch instead of match_operand for operands 3 and 4.
18668 2008-04-27 Richard Guenther <rguenther@suse.de>
18670 PR tree-optimization/18754
18671 PR tree-optimization/34223
18672 * tree-pass.h (pass_complete_unrolli): Declare.
18673 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
18674 loop size before and after unconditionally of UL_NO_GROWTH in effect.
18675 Rewrite loop into loop closed SSA form if it is not already.
18676 (tree_unroll_loops_completely): Re-structure to iterate over
18677 innermost loops with intermediate CFG cleanups.
18678 Unroll outermost loops only if requested or the code does not grow
18680 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
18681 loops are available.
18682 (tree_vectorize): Instead do so here.
18683 (tree_complete_unroll): Also unroll outermost loops.
18684 (tree_complete_unroll_inner): New function.
18685 (gate_tree_complete_unroll_inner): Likewise.
18686 (pass_complete_unrolli): New pass.
18687 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
18688 uses outside of the loop.
18689 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
18690 form if it is available.
18691 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
18692 * passes.c (init_optimization_passes): Schedule complete inner
18693 loop unrolling pass before the first CCP pass after final inlining.
18695 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
18697 * targhooks.h (default_emutls_var_fields,
18698 default_emutls_var_init): Declare.
18699 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
18700 * target.h (struct gcc_target): Add struct emutls member.
18701 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
18702 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
18703 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
18704 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
18705 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
18706 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
18707 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
18708 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
18709 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
18710 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
18711 emit debug information.
18712 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
18713 * varasm.c: Include targhooks.h.
18714 (emutls_object_section, emutls_tmpl_section): New.
18715 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
18716 (EMUTLS_SEPARATOR): New.
18717 (prefix_name): New.
18718 (get_emutls_object_name): New.
18719 (default_emutls_var_fields): New, broken out of ...
18720 (get_emutls_object_type): ... here. Adjust to use target hooks.
18721 (get_emutls_init_templ_addr): Adjust to use target hooks.
18722 (emutls_decl): Adjust to use target hooks.
18723 (emutls_finish): Likewise.
18724 (default_emutls_var_init): New, broken out of ...
18725 (assemble_variable): ... here. Adjust to use target hooks.
18726 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
18727 SECCAT_EMUTLS_TMPL.
18728 * c-common.c (handle_section_attribute): Prevent overriding
18729 sections for emulated tls with special sections.
18730 * config/i386/i386.c (x86_64_elf_select_section): Add
18731 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
18732 (x86_64_elf_unique_section): Likewise.
18733 * config/vxworks.c: Include tree.h.
18734 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
18735 (vxworks_override_options): Set TLS scheme.
18736 * doc/tm.texi (Emulated TLS): New node.
18738 2008-04-26 Simon Baldwin <simonb@google.com>
18741 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
18742 with propagated string constants.
18744 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
18746 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
18747 constraint for operand 2 when operand 0 is memory operand.
18748 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
18749 operand 0 is memory operand.
18750 (fix_trunc<mode>_i387_with_temp): Ditto.
18751 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
18752 operand 2 when operand 1 is memory operand.
18753 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
18754 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
18755 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
18756 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
18757 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
18758 operands 2,3 and 4 when operand 1 is memory operand.
18759 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
18761 (fistdi2_floor_with_temp): Ditto.
18762 (fist<mode>2_floor_with_temp): Ditto.
18763 (fistdi2_ceil_with_temp): Ditto.
18764 (fist<mode>2_ceil_with_temp): Ditto.
18765 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
18767 2008-04-26 David Daney <ddaney@avtrex.com>
18769 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
18771 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
18772 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
18773 UNSPEC_UPDATE_GOT_VERSION): Renumber.
18774 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
18775 (compare_and_swap_12): New insn.
18776 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
18777 * config/mips/mips.c (mips_force_binary): New function.
18778 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
18779 (mips_expand_compare_and_swap_12): New function.
18780 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
18782 2008-04-25 Jan Hubicka <jh@suse.cz>
18785 * cfgexpand.c (pass_expand): Turn into RTL pass.
18786 * passes.c (execute_one_pass): Do pass typechecking after execution.
18787 * tree-pass.h (pass_expand): Turn into RTL pass.
18789 * function.h (struct rtl_data): Move here fields
18790 accesses_prior_frames, calls_eh_return, saves_all_registers,
18791 has_nonlocal_goto, has_asm_statement, is_thunk,
18792 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
18793 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
18794 arg_pointer_save_area_init from struct function; turn into bool.
18795 (struct function): Move
18796 calls_eh_return, saves_all_registers, has_nonlocal_goto,
18797 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
18798 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
18799 tail_call_emit, arg_pointer_save_area_init
18800 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
18801 (current_function_returns_struct, current_function_returns_pcc_struct,
18802 current_function_calls_setjmp, current_function_calls_alloca,
18803 current_function_accesses_prior_frames,
18804 current_function_calls_eh_return, current_function_is_thunk,
18805 current_function_stdarg, current_function_profile,
18806 current_function_limit_stack, current_function_uses_pic_offset_table,
18807 current_function_uses_const_pool, current_function_has_nonlocal_label,
18808 current_function_saves_all_registers,
18809 current_function_has_nonlocal_goto,
18810 current_function_has_asm_statement): Remove accesor macros.
18811 * ra-conflict.c (global_conflicts): Update.
18812 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
18813 (suitable_for_tail_call_opt_p): Update.
18814 * builtins.c (expand_builtin_return_addr): Update.
18815 (expand_builtin_setjmp_setup): Update.
18816 (expand_builtin_nonlocal_goto): Update.
18817 * final.c (final_start_function): Update.
18818 (profile_function): Update.
18819 (leaf_function_p): Update.
18820 (only_leaf_regs_used): Update.
18821 * df-scan.c (df_get_exit_block_use_set): Update.
18822 * dojump.c (clear_pending_stack_adjust): Update.
18823 * tree-stdarg.c (gate_optimize_stdarg): Update.
18824 * gimple-low.c (lower_function_body): Update.
18825 * global.c (compute_regsets): Update.
18826 (global_alloc): Update.
18827 * dwarf2out.c (dwarf2out_begin_prologue): Update.
18828 * expr.c (expand_assignment): Update.
18829 * dse.c (dse_step0): Update.
18830 (dse_step1): Update.
18831 * c-decl.c (store_parm_decls): Update.
18832 * local-alloc.c (combine_regs): Update.
18833 (find_free_reg): Update.
18834 * function.c (assign_parms_augmented_arg_list): Update.
18835 (assign_parm_find_data_types): Update.
18836 (assign_parms): Update.
18837 (allocate_struct_function): Update.
18838 (expand_function_start): Update.
18839 (expand_function_end): Update.
18840 (get_arg_pointer_save_area): Update.
18841 (thread_prologue_and_epilogue_insns): Update.
18842 (rest_of_match_asm_constraints): Update.
18843 * stor-layout.c (variable_size): Update.
18844 * gcse.c (gcse_main): Update.
18845 (bypass_jumps): Update.
18846 * gimplify.c (gimplify_function_tree): Update.
18847 * calls.c (emit_call_1): Update.
18848 (expand_call): Update.
18849 * bt-load.c (compute_defs_uses_and_gen): Update.
18850 * except.c (sjlj_assign_call_site_values): Update.
18851 (sjlj_emit_function_enter): Update.
18852 (can_throw_external): Update.
18853 (set_nothrow_function_flags): Update.
18854 (expand_builtin_unwind_init): Update.
18855 (expand_eh_return): Update.
18856 (convert_to_eh_region_ranges): Update.
18857 (output_function_exception_table): Update.
18858 * emit-rtl.c (gen_tmp_stack_mem): Update.
18859 * cfgexpand.c (expand_used_vars): Update.
18860 (tree_expand_cfg): Update.
18861 * cfgcleanup.c (rest_of_handle_jump): Update.
18862 * explow.c (allocate_dynamic_stack_space): Update.
18863 * varasm.c (assemble_start_function): Update.
18864 (force_const_mem): Update.
18865 (mark_constant_pool): Update.
18866 * tree-optimize.c (tree_rest_of_compilation): Update.
18867 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
18868 * tree-cfg.c (notice_special_calls): Update.
18869 (is_ctrl_altering_stmt): Update.
18870 (tree_can_make_abnormal_goto): Update.
18871 (tree_purge_dead_abnormal_call_edges): Update.
18872 * config/alpha/predicates.md: Update.
18873 * config/alpha/alpha.c (alpha_sa_mask): Update.
18874 (alpha_sa_size): Update.
18875 (alpha_does_function_need_gp): Update.
18876 (alpha_expand_prologue): Update.
18877 (alpha_start_function): Update.
18878 (alpha_output_function_end_prologue): Update.
18879 (alpha_expand_epilogue): Update.
18880 * config/frv/frv.c (frv_stack_info): Update.
18881 (frv_expand_epilogue): Update.
18882 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
18883 (s390_register_info): Update.
18884 (s390_frame_info): Update.
18885 (s390_init_frame_layout): Update.
18886 (s390_can_eliminate): Update.
18887 (save_gprs): Update.
18888 * config/spu/spu.c (spu_split_immediate): Update.
18889 (need_to_save_reg): Update.
18890 (spu_expand_prologue): Update.
18891 (spu_expand_epilogue): Update.
18892 * config/sparc/sparc.md: Update.
18893 * config/sparc/sparc.c (eligible_for_return_delay): Update.
18894 (sparc_tls_got): Update.
18895 (legitimize_pic_address): Update.
18896 (sparc_emit_call_insn): Update.
18897 (sparc_expand_prologue): Update.
18898 (output_return): Update.
18899 (print_operand): Update.
18900 (sparc_function_ok_for_sibcall): Update.
18901 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
18902 * config/m32r/m32r.md: Update.
18903 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
18904 (m32r_compute_frame_size): Update.
18905 (m32r_expand_prologue): Update.
18906 (m32r_expand_epilogue): Update.
18907 (m32r_legitimize_pic_address): Update.
18908 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
18909 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18910 * config/i386/i386.c (ix86_frame_pointer_required): Update.
18911 (gen_push): Update.
18912 (ix86_save_reg): Update.
18913 (ix86_compute_frame_layout): Update.
18914 (ix86_expand_prologue): Update.
18915 (ix86_expand_epilogue): Update.
18916 * config/sh/sh.c (output_stack_adjust): Update.
18917 (calc_live_regs): Update.
18918 (sh5_schedule_saves): Update.
18919 (sh_expand_prologue): Update.
18920 (sh_expand_epilogue): Update.
18921 (sh_setup_incoming_varargs): Update.
18922 (sh_allocate_initial_value): Update.
18923 (sh_get_pr_initial_val): Update.
18924 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
18925 * config/sh/sh.md (label:): Update.
18926 * config/avr/avr.c (out_movhi_mr_r): Update.
18927 * config/crx/crx.h (enum): Update.
18928 * config/xtensa/xtensa.h (along): Update.
18929 * config/stormy16/stormy16.c Update.
18930 (xstormy16_compute_stack_layout): Update.
18931 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
18932 (fr30_expand_prologue): Update.
18933 * config/cris/cris.c (cris_conditional_register_usage): Update.
18934 (cris_reg_saved_in_regsave_area): Update.
18935 (cris_initial_frame_pointer_offset): Update.
18936 (cris_simple_epilogue): Update.
18937 (cris_expand_prologue): Update.
18938 (cris_expand_epilogue): Update.
18939 (cris_expand_pic_call_address): Update.
18940 (cris_asm_output_symbol_ref): Update.
18941 (cris_asm_output_label_ref): Update.
18942 * config/cris/cris.md Update.
18943 * config/iq2000/iq2000.c (compute_frame_size): Update.
18944 (iq2000_expand_epilogue): Update.
18945 * config/mt/mt.h (save_direction): Update.
18946 * config/mn10300/mn10300.c (mn10300_function_value): Update.
18947 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18948 (ia64_secondary_reload_class): Update.
18949 * config/m68k/m68k.c (m68k_save_reg): Update.
18950 (m68k_expand_prologue): Update.
18951 (m68k_expand_epilogue): Update.
18952 (legitimize_pic_address): Update.
18953 * config/rs6000/rs6000.c (rs6000_got_register): Update.
18954 (first_reg_to_save): Update.
18955 (first_altivec_reg_to_save): Update.
18956 (compute_vrsave_mask): Update.
18957 (compute_save_world_info): Update.
18958 (rs6000_stack_info): Update.
18959 (spe_func_has_64bit_regs_p): Update.
18960 (rs6000_ra_ever_killed): Update.
18961 (rs6000_emit_eh_reg_restore): Update.
18962 (rs6000_emit_allocate_stack): Update.
18963 (rs6000_emit_prologue): Update.
18964 (rs6000_emit_epilogue): Update.
18965 (rs6000_output_function_epilogue): Update.
18966 (output_profile_hook): Update.
18967 (rs6000_elf_declare_function_name): Update.
18968 * config/rs6000/rs6000.h (rs6000_args): Update.
18969 * config/rs6000/rs6000.md: Update.
18970 * config/mcore/mcore.c (mcore_expand_prolog): Update.
18971 * config/arc/arc.c (arc_output_function_epilogue): Update.
18972 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
18973 * config/darwin.c (machopic_function_base_name): Update.
18974 * config/score/score3.c (score3_compute_frame_size): Update.
18977 (score3_epilogue): Update.
18978 * config/score/score7.c (score7_compute_frame_size): Update.
18979 (score7_prologue): Update.
18980 (score7_epilogue): Update.
18981 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
18982 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
18983 * config/arm/arm.c (use_return_insn): Update.
18984 (require_pic_register): Update.
18985 (arm_load_pic_register): Update.
18986 (arm_compute_save_reg0_reg12_mask): Update.
18987 (arm_compute_save_reg_mask): Update.
18988 (thumb1_compute_save_reg_mask): Update.
18989 (output_return_instruction): Update.
18990 (arm_output_function_prologue): Update.
18991 (arm_output_epilogue): Update.
18992 (arm_get_frame_offsets): Update.
18993 (arm_expand_prologue): Update.
18994 (thumb_pushpop): Update.
18995 (thumb_exit): Update.
18996 (thumb1_expand_prologue): Update.
18997 (thumb1_expand_epilogue): Update.
18998 (arm_unwind_emit): Update.
18999 (arm_output_fn_unwind): Update.
19000 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
19001 * config/arm/arm.md: Update.
19002 * config/pa/pa.md: Update.
19003 * config/pa/pa.c (legitimize_pic_address): Update.
19004 (compute_frame_size): Update.
19005 (hppa_expand_prologue): Update.
19006 (hppa_expand_epilogue): Update.
19007 (borx_reg_operand): Update.
19008 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
19009 (HARD_REGNO_RENAME_OK): Update.
19010 * config/mips/mips.c (mips_global_pointer): Update.
19011 (mips_save_reg_p): Update.
19012 (mips_compute_frame_info): Update.
19013 (mips_frame_pointer_required): Update.
19014 (mips_expand_prologue): Update.
19015 (mips_expand_epilogue): Update.
19016 (mips_can_use_return_insn): Update.
19017 (mips_reorg_process_insns): Update.
19018 * config/v850/v850.c (compute_register_save_size): Update.
19019 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
19020 * config/mmix/mmix.c (along): Update.
19021 (mmix_expand_epilogue): Update.
19022 * config/bfin/bfin.c (legitimize_pic_address): Update.
19023 (must_save_p): Update.
19024 (stack_frame_needed_p): Update.
19025 (add_to_reg): Update.
19026 (bfin_expand_prologue): Update.
19027 * stmt.c (expand_asm_operands): Update.
19028 * reload1.c (reload): Update.
19029 (init_elim_table): Update.
19031 2008-04-25 Bob Wilson <bob.wilson@acm.org>
19033 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
19035 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
19037 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
19038 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
19039 (mov<mode>): Removed.
19040 (*movv4sf_internal): Likewise.
19041 (*movv2df_internal): Likewise.
19043 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
19045 * config.gcc (crx-*-elf): Remove deprecation.
19047 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
19049 * config/i386/cygming-crtend.c (register_frame_ctor): Register
19050 __gcc_deregister_frame with atexit.
19051 (deregister_frame_dtor): Remove.
19053 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
19054 Nathan Sidwell <nathan@codesourcery.com>
19056 * config/rs6000/rs6000.opt (mspe): Remove Var property.
19058 * config/rs6000/rs6000.h (rs6000_spe): Declare.
19059 (rs6000_isel): Likewise.
19060 * config/rs6000/rs6000.c (rs6000_spe): New variable.
19061 (rs6000_isel): New variable.
19062 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
19064 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19067 * c-common.c (handle_vector_size_attribute): Call
19068 lang_hooks.types.reconstruct_complex_type instead of
19069 reconstruct_complex_type.
19070 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
19071 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
19072 * langhooks.h (struct lang_hooks_for_types): Add
19073 reconstruct_complex_type hook.
19074 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
19075 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
19077 2008-04-24 Richard Guenther <rguenther@suse.de>
19079 * c-common.h (check_builtin_function_arguments): Declare.
19080 * c-common.c (validate_nargs): New function.
19081 (check_builtin_function_arguments): Likewise.
19082 * c-typeck.c (build_function_call): Call
19083 check_builtin_function_arguments.
19084 * builtins.c (fold_builtin_classify): Remove error reporting code.
19085 (fold_builtin_unordered_cmp): Likewise.
19086 (fold_builtin_1): Likewise.
19087 (fold_builtin_n): Likewise.
19089 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19091 PR tree-optimization/36008
19092 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
19093 the original op1, rather than delta by step.
19095 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
19096 Sebastian Pop <sebastian.pop@amd.com>
19098 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
19099 eliminate_local_variables_stmt, eliminate_local_variables,
19100 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
19101 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
19102 of code delimited by two edges in the CFG.
19103 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
19104 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
19105 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
19106 the case of parallelisation of reductions.
19107 (expr_invariant_in_region_p): New.
19109 * tree-flow.h (gather_blocks_in_sese_region): Declared.
19110 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
19112 2008-04-24 Ira Rosen <irar@il.ibm.com>
19113 Richard Guenther <rguenther@suse.de>
19115 PR tree-optimization/36034
19116 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
19117 incapable of dealing with loads with gaps.
19119 2008-04-24 Rafael Espíndola <espindola@google.com>
19121 * tree-flow.h (vrp_evaluate_conditional): Change signature.
19122 * tree-ssa-propagate.c (fold_predicate_in): Update call to
19123 vrp_evaluate_conditional.
19124 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
19125 (vrp_evaluate_conditional): Split the cond argument.
19126 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
19127 (simplify_stmt_for_jump_threading): Update call to
19128 vrp_evaluate_conditional.
19130 2008-04-24 Ira Rosen <irar@il.ibm.com>
19132 PR tree-optimization/35982
19133 * tree-vect-analyze.c (vect_check_interleaving): Check that the
19134 interleaved data-refs are of the same type.
19136 2008-04-24 Danny Smith <dannysmith@users.net>
19138 * c-format.c (check_format_info_main): Use strncmp rather than a
19139 magic prefix to handle multichar length specs.
19140 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
19141 Don't prefix "I64" and "I32" with '\0'.
19143 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19146 * config/i386/i386.c (init_cumulative_args): Don't pass anything
19147 in registers for -m32 only if stdarg_p (fntype).
19149 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
19151 PR rtl-optimization/36006
19152 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
19153 temp to op0 in order to avoid invalid rtx sharing.
19155 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
19157 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
19158 check TREE_INVARIANT.
19159 * tree-gimple.c (is_gimple_address): New.
19160 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
19161 * tree-gimple.h (is_gimple_address): New.
19162 * tree.h (decl_address_invariant_p): New.
19163 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
19164 (build_string): Likewise.
19165 (decl_address_invariant_p): New, from is_gimple_invariant_address.
19166 (tree_invariant_p_1): Likewise.
19167 (save_expr): Use it.
19168 (tree_invariant_p): New.
19169 (skip_simple_arithmetic): Use it.
19170 (stabilize_reference_1): Use it.
19171 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
19173 (build1_stat): Drop code to compute TREE_INVARIANT.
19174 (build2_stat): Drop code to compute TREE_INVARIANT.
19175 (build3_stat): Drop code to compute TREE_INVARIANT.
19176 (build4_stat): Drop code to compute TREE_INVARIANT.
19177 (build5_stat): Drop code to compute TREE_INVARIANT.
19178 (build7_stat): Drop code to compute TREE_INVARIANT.
19179 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
19180 * tree.h (struct tree_base): Remove invariant_flag.
19181 (TREE_INVARIANT): Remove.
19182 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
19183 (fold_builtin_expect): Check TREE_CONSTANT.
19184 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
19185 * c-tree.h (c_expr_to_decl): Drop third parameter.
19186 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
19187 (build_c_cast): Don't set TREE_INVARIANT.
19188 (pop_init_level): Don't set TREE_INVARIANT.
19189 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
19190 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
19192 (gimplify_init_constructor): Don't set TREE_INVARIANT.
19193 (gimplify_addr_expr): Adjust comment.
19194 * tree-mudflap.c (mf_build_string):
19195 * print-tree.c (print_node): Don't print TREE_INVARIANT.
19196 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
19197 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
19198 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
19199 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
19200 * langhooks.h (struct lang_hooks): Drop third parameter from
19203 2008-04-23 Richard Guenther <rguenther@suse.de>
19205 PR tree-optimization/27799
19206 PR tree-optimization/32921
19207 PR tree-optimization/32624
19208 * tree-ssa-structalias.c (merge_smts_into): Only merge the
19209 SMTs aliases and the tag itself into the solution.
19210 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
19211 merge the points-to solution back into the SMT aliases.
19212 (may_alias_p): Use alias_set_subset_of instead of
19213 aliases_conflict_p. A pointer which points to
19214 memory with alias set zero may access any variable.
19216 2008-04-23 Richard Guenther <rguenther@suse.de>
19218 * alias.c (alias_set_subset_of): Correctly handle asking
19219 if zero is a subset of an alias set with zero child.
19220 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
19221 (compute_flow_insensitive_aliasing): Correctly walk all
19222 pointers. Do not unnecessarily union sets.
19224 2008-04-23 Richard Guenther <rguenther@suse.de>
19226 PR middle-end/36021
19227 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
19229 2008-04-22 Tomas Bily <tbily@suse.cz>
19231 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
19233 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
19235 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19236 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19237 * tree-inline.c (estimate_num_insns_1): Likewise.
19238 * varasm.c (const_hash_1, compare_constant, copy_constant)
19239 (compute_reloc_for_constant, output_addressed_constants): Likewise.
19240 * emit-rtl.c (component_ref_for_mem_expr)
19241 (set_mem_attributes_minus_bitpos): Likewise.
19242 * expr.c (highest_pow2_factor, expand_expr_real_1, )
19243 (is_aligning_offset): Likewise.
19244 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
19245 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19246 * dojump.c (do_jump): Likewise.
19247 * builtins.c (get_pointer_alignment, get_memory_rtx)
19248 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
19249 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
19251 2008-04-23 Jakub Jelinek <jakub@redhat.com>
19253 PR rtl-optimization/36017
19254 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
19255 expanding the library call.
19257 2008-04-22 Ian Lance Taylor <iant@google.com>
19259 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
19260 than size_in_bytes.
19262 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
19264 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
19265 of LR/CTR moves for Power6.
19267 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
19269 PR middle-end/36003
19270 * passes.c (init_optimization_passes): Remove
19271 pass_fast_rtl_byte_dce.
19273 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
19276 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
19277 builtin functions to generate faster code.
19278 (_mm_cvtpu16_ps): Ditto.
19279 (_mm_cvtpi32x2_ps): Ditto.
19281 2008-04-22 Nick Clifton <nickc@redhat.com>
19283 * common.opt (ftree-loop-distribution): Add Optimization
19286 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
19287 (frv_expand_builtin_va_start): Likewise.
19289 * config/arm/arm.c (thumb_find_work_register): Fix location of
19290 argument register count.
19292 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19294 Support scheduling for ColdFire V1 and V3 microarchitecture.
19295 Improve scheduling of multiplication instructions.
19297 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
19298 (mac): New instruction attribute.
19299 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
19300 (m68k_sched_mac): New variable.
19301 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
19302 Handle cfv1 and cfv3.
19303 (max_insn_size): New static variable.
19304 (struct _sched_ib): New type.
19305 (sched_ib): New static variable.
19306 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
19307 to fields of 'struct _sched_ib sched_ib'. Update all uses.
19308 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
19310 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
19311 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
19312 new variables. Update.
19313 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19314 Add modeling of cfv3 instruction buffer. Update.
19315 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
19316 * config/m68k/m68k.h (TUNE_CFV3): New macro.
19317 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
19318 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
19319 a particular reservation applies to.
19320 (type2): Reorganize attribute values. Rename alu to alu_reg,
19321 alu_l to alu, move_l to omove. Join move to alu. Split mul
19322 to mul_l and mul_w.
19323 (cf_ib_*): Simplify description of instruction buffer.
19324 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
19325 (cf_mem): Split into cf_mem1 and cf_mem2.
19326 (cf_v2_move_??): Rename to cfv12_alu_??.
19327 (cf_v2_move_l_??): Rename to cfv12_omove_??.
19328 (cf_v2_mul_??): Remove reservations.
19329 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
19330 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
19331 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
19333 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
19334 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
19335 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
19336 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
19337 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
19338 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
19339 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
19340 expansions of the above reservations for instructions of sizes
19343 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19345 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
19347 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
19349 * coverage.c: Include tree-pass.h.
19350 (coverage_counter_alloc): Print da_file_name to the dump file.
19352 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
19354 * sbitmap.c (sbitmap_range_empty_p): New function.
19355 * sbitmap.h (sbitmap_range_empty_p): New function.
19356 * bitmap.h: Now includes obstack.h.
19358 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
19359 Kenneth Zadeck <zadeck@naturalbridge.com>
19361 * dbgcnt.def (ra_byte_scan): Added.
19362 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
19363 when the last hit happens for a counter.
19364 * timevar.def (TV_DF_BYTE_LR): New variable.
19365 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
19366 * passes.c (pass_fast_rtl_byte_dce): New pass.
19367 * fwprop.c (update_df): Added mode to call df_ref_create.
19368 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19369 DF_REF_EXTRACT_OFFSET.
19370 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
19371 DF_BYTE_LR_OUT, df_byte_lr): New macro.
19373 (df_ref_extract): Added mode field.
19374 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
19375 DF_REF_EXTRACT_OFFSET.
19376 (DF_REF_EXTRACT_MODE): New macro.
19377 (df_byte_lr_bb_info): New structure.
19378 (df_print_byte_regset, df_compute_accessed_bytes,
19379 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
19380 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
19381 df_byte_lr_simulate_uses,
19382 df_byte_lr_simulate_artificial_refs_at_top,
19383 df_byte_lr_simulate_artificial_refs_at_end,
19384 df_compute_accessed_bytes): New function.
19385 (df_ref_create): Add parameter.
19386 (df_byte_lr_get_bb_info): New inline function.
19387 * df-scan.c (df_ref_record, df_uses_record,
19388 df_ref_create_structure): Added mode parameter.
19389 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
19390 df_defs_record, df_uses_record, df_get_conditional_uses,
19391 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
19392 df_entry_block_defs_collect, df_exit_block_uses_collect):
19393 Added mode parameter to calls to df_ref_record, df_uses_record,
19394 df_ref_create_structure.
19395 (df_ref_equal_p, df_ref_compare): Added test for modes.
19396 (df_ref_create_structure): Added code to set mode. Renamed
19397 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19398 DF_REF_EXTRACT_OFFSET.
19399 * df-core.c (df_print_byte_regset): New function.
19400 * df-byte-scan.c: New file.
19401 * df-problems.c (df_rd_transfer_function): Removed unnecessary
19402 calls to BITMAP_FREE.
19403 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
19404 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
19405 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
19406 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
19407 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
19408 df_byte_lr_local_compute, df_byte_lr_init,
19409 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
19410 df_byte_lr_transfer_function, df_byte_lr_free,
19411 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
19412 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
19413 df_byte_lr_simulate_uses,
19414 df_byte_lr_simulate_artificial_refs_at_top,
19415 df_byte_lr_simulate_artificial_refs_at_end): New function.
19416 * dce.c (byte_dce_process_block): New function.
19417 (dce_process_block): au is now passed in rather than computed
19418 locally. Changed loops that look at artificial defs to not look
19419 for conditional or partial ones, because there never are any.
19420 (fast_dce): Now is able to drive byte_dce_process_block or
19421 dce_process_block depending on the kind of dce being done.
19422 (rest_of_handle_fast_dce): Add parameter to fast_dce.
19423 (rest_of_handle_fast_byte_dce): New function.
19424 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
19425 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
19427 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
19430 * gcc.h: Added fortran options that take arguments to
19431 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
19434 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
19436 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
19437 scalarization if on the LHS and not a full access.
19439 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19441 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
19443 2008-04-18 Rafael Espíndola <espindola@google.com>
19445 * tree-vrp.c (find_case_label_index): Fix the binary search.
19446 (find_case_label_range): New.
19447 (vrp_visit_switch_stmt): Use find_case_label_range.
19448 (simplify_switch_using_ranges): Use find_case_label_range.
19450 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
19452 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
19453 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
19455 2008-04-18 Tom Tromey <tromey@redhat.com>
19458 * doc/cpp.texi (Implementation-defined behavior): Mention
19461 2008-04-18 Ian Lance Taylor <iant@google.com>
19463 * fold-const.c (pointer_may_wrap_p): New static function.
19464 (fold_comparison): Add another test for pointer overflow. Use
19465 pointer_may_wrap_p to disable some false positives.
19467 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
19469 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
19470 (fname_as_string): Match updated cpp_interpret_string prototype.
19471 (fix_string_type): Support char16_t* and char32_t*.
19472 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
19473 derivative) nodes. Register as builtin if C++0x.
19474 (c_parse_error): Support CPP_CHAR{16,32}.
19475 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
19476 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
19477 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
19478 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
19479 CTI_CHAR32_ARRAY_TYPE>: New elements.
19480 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
19481 char32_type_node, signed_char32_type_node, char16_array_type_node,
19482 char32_array_type_node): New defines.
19483 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
19484 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
19485 (lex_string): Support CPP_STRING{16,32}, match updated
19486 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
19487 (lex_charconst): Support CPP_CHAR{16,32}.
19488 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
19489 and CPP_STRING{16,32}.
19491 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
19494 * aclocal.m4: Regenerate.
19495 * configure: Regenerate.
19497 2008-04-18 Jan Hubicka <jh@suse.cz>
19499 * except.c (dw2_size_of_call_site_table,
19500 sjlj_size_of_call_site_table): Use vector API for call_site_record.
19502 * cgraphbuild.c (build_cgraph_edges): Update.
19503 * tree-pass.h: Update comment.
19504 * final.c (leaf_function_p): Update.
19505 (leaf_renumber_regs): Update.
19506 (rest_of_clean_state): Update.
19507 * omp-low.c (expand_omp_parallel): Update.
19508 * ipa-reference.c (analyze_function): Update.
19509 * reorg.c (find_end_label): Update.
19510 (optimize_skip): Update.
19511 (fill_simple_delay_slots): Update.
19512 (fill_simple_delay_slots): Update.
19513 (make_return_insns): Update.
19514 (dbr_schedule): Update.
19515 * gimple-low.c (record_vars_into): Update.
19516 * cfgbuild.c (make_edges): Update.
19517 * function.c (assign_stack_local): Update.
19518 (assign_parm_adjust_stack_rtl): Update.
19519 (locate_and_pad_parm): Update.
19520 (allocate_struct_function): Do not initialize stack_alignment_needed
19521 and preferred_stack_boundary here.
19522 (stack_protect_prologue): Update.
19523 (stack_protect_epilogue): Update.
19524 (expand_function_start): Initialize stack_alignment_needed,
19525 preferred_stack_boundary and max_jumptable_ents.
19526 (expand_function_end): Update.
19527 (free_after_compilation): Do not NULLify epilogue_delay_list.
19528 * function.h (struct rtl_data): Add stack_protect_guard,
19529 stack_alignment_needed,
19530 preferred_stack_boundary, epilogue_delay_list.
19531 (struct function): Remove value_histograms, stack_alignment_needed,
19532 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
19534 unexpanded_var_list, stack_protect_guard.
19535 (current_function_epilogue_delay_list): Remove.
19536 * ipa-type-escape.c (analyze_function): Update.
19537 * gimplify.c (pop_gimplify_context): Update comment.
19538 * calls.c (expand_call): Update.
19539 (emit_library_call_value_1): Update.
19540 * except.c (set_nothrow_function_flags): Update.
19541 * cfgexpand.c (get_decl_align_unit): Update.
19542 (create_stack_guard): Update.
19543 (estimated_stack_frame_size): Update.
19544 (expand_used_vars): Update.
19545 (tree_expand_cfg): Free histogram earliers, init expansion variables.
19546 * explow.c (allocate_dynamic_stack_space): Update.
19547 * tree-ssa-live.c (remove_unused_locals): Update.
19548 * varasm.c (mark_constant_pool): Update.
19549 * tree-inline.c (remap_decls): Update.
19550 (initialize_cfun): Update.
19551 (declare_return_variable): Update.
19552 (inline_forbidden_p): Update.
19553 (expand_call_inline): Update.
19554 (declare_inline_vars): Update.
19555 (tree_function_versioning): Update.
19556 * tree-flow.h (value_histograms): New.
19557 (VALUE_HISTOGRAMS): New macro.
19558 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
19560 * tree-cfg.c (set_bb_for_stmt): Update.
19561 (replace_by_duplicate_decl): Update.
19562 (move_block_to_fn): Update.
19563 (new_label_mapper): Update.
19564 (dump_function_to_file): Update.
19565 * ipa-struct-reorg.c (build_data_structure): Update.
19566 * cfgrtl.c (print_rtl_with_bb): Update.
19567 * reload1.c (reload): Update.
19569 * config/i386/i386.c (setup_incoming_varargs_64,
19570 ix86_compute_frame_layout): Update.
19571 * config/arc/arc.c (arc_output_function_epilogue): Update.
19573 2008-04-18 Marius Strobl <marius@FreeBSD.org>
19575 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
19576 for FreeBSD as well.
19577 * gthr-posix95.h: Likewise.
19579 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
19581 PR rtl-optimization/35838
19582 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
19583 out the byte offset of the first subreg.
19585 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
19587 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
19588 to split_ti instead of three separate calls with single member arrays.
19589 (subti3 splitter): Ditto.
19590 (adddi3 splitter): Ditto with split_di.
19591 (subdi3 splitter): Ditto.
19592 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
19593 two separate calls with single member arrays. Swap match_dup
19594 operands 1 and 2 to better fit into the array.
19595 (negdi2 splitter): Ditto with split_di.
19596 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
19597 two separate calls with single member arrays. Swap match_dup operands
19598 6 and 7 to better fit into the array.
19600 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
19602 * config/i386/i386.c (sse_builtin_type): New.
19603 (bdesc_sse_args): Likewise.
19604 (bdesc_sse_3arg): Removed.
19605 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19606 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
19607 IX86_BUILTIN_ROUNDPS.
19608 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
19609 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
19610 IX86_BUILTIN_ROUNDPS.
19611 (ix86_expand_sse_4_operands_builtin): Removed.
19612 (ix86_expand_sse_operands_builtin): New.
19613 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
19614 and CODE_FOR_sse4_1_roundps.
19615 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19616 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
19618 2008-04-17 Alan Modra <amodra@bigpond.net.au>
19621 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
19622 regs before frame pop when needed. If use_backchain_to_restore_sp
19623 then load backchain into a temp reg to restore vr and vrsave. Add
19624 code to restore vr after frame pop if possible.
19626 2008-04-17 Richard Guenther <rguenther@suse.de>
19628 * tree-vn.c (expressions_equal_p): Do not check type
19629 equality or compatibility before calling operand_equal_p.
19630 * fold-const.c (operand_equal_p): Check equivalence of
19631 integer constants before bailing out due to signedness or
19632 precision differences.
19633 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
19634 spurious differences in type qualification. Ignore types
19635 for COMPONENT_REFs at all.
19637 2008-04-17 Christian Bruel <christian.bruel@st.com>
19639 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
19640 msw_skip comparison.
19642 2008-04-16 Jakub Jelinek <jakub@redhat.com>
19645 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
19648 PR tree-optimization/35899
19649 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
19650 rather than TREE_OPERAND.
19652 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
19655 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
19656 temporary registers. Change operand predicate to general_operand.
19657 (remainderxf3): Ditto.
19659 2008-04-16 Richard Guenther <rguenther@suse.de>
19661 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
19662 * tree-affine.c (aff_combination_expand): Look through some
19665 2008-04-15 Doug Kwan <dougkwan@google.com>
19667 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
19669 * tree-pretty-print.c (dump_generic_node): Ditto.
19670 * final.c (output_addr_const): Ditto.
19671 * dwarf2out.c (output_cfi): Ditto.
19672 * c-pretty-print.c (pp_c_integer_constant): Ditto.
19673 * print-rtl.c (print_rtx): Ditto.
19674 * print-tree.c (print_node_brief, print_node): Ditto.
19675 * c-common.c (match_case_to_enum_1): Ditto.
19676 * sched-vis.c (print_value): Ditto.
19677 * config/i386/i386.c (print_operand): Cast to long unsigned int
19680 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
19681 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
19682 MS Windows VirtualProtect function.
19684 2008-04-15 Jan Hubicka <jh@suse.cz>
19686 * gengtype.c (write_root): Param_is argument is OK.
19687 * expr.c (expand_expr_real_1): Update call of get_exception_*.
19688 * function.h: Include varray.h
19689 (rtl_eh): New stucture based on except.c one.
19690 (call_site_record): New forward declaration and vector type.
19691 * calls.c (emit_call_1): Do not call
19692 note_current_region_may_contain_throw.
19693 * except.c (eh_status): Remove cur_region, try_region since they are
19695 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
19696 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
19697 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
19698 Remove call_site_data_used, call_site_data_size.
19699 Turn call_site_record into vector in function.h.
19700 (note_current_region_may_contain_throw): Remove.
19701 (get_exception_pointer, get_exception_filter): Do not take struct
19702 function argument; update.
19703 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
19704 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
19705 build_post_landing_pads, dw2_build_landing_pads,
19706 sjlj_assign_call_site_values, sjlj_mark_call_sites,
19707 sjlj_emit_function_enter, sjlj_emit_function_enter,
19708 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
19709 sjlj_build_landing_pads, finish_eh_generation,
19710 remove_exception_handler_label, remove_eh_handler,
19711 maybe_remove_eh_handler, add_reachable_handler,
19712 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
19713 add_action_record, collect_one_action_chain, add_call_site,
19714 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
19715 sjlj_output_call_site_table, output_function_exception_table,
19716 * except.h (note_current_region_may_contain_throw): Remove
19717 (get_exception_pointer, get_exception_filter): Do not take struct
19719 * Makefile.in (GTFILES): Put varargs before struct function.
19721 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19723 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
19724 punt for STRING_CST.
19725 (get_constraint_for): Deal with STRING_CST here instead.
19727 2008-04-15 Richard Guenther <rguenther@suse.de>
19729 * tree-ssa-propagate.c (substitute_and_fold): Substitute
19730 statements in a basic-block with a backward walk. Do not
19731 substitute into dead statements but instead remove those.
19733 2008-04-15 Richard Guenther <rguenther@suse.de>
19735 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
19736 to zero, thus disable creation of SFTs.
19738 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19740 * tree-predcom.c (suitable_reference_p): Return false if the
19741 reference can throw.
19743 2008-04-15 Jakub Jelinek <jakub@redhat.com>
19746 * c-decl.c (finish_decl): If extern or static var has variable
19747 size, set TREE_TYPE (decl) to error_mark_node.
19749 2008-04-15 Rafael Espíndola <espindola@google.com>
19751 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
19754 2008-04-15 Richard Guenther <rguenther@suse.de>
19756 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
19757 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
19758 (visit_reference_op_load): Do walk vuse-vdef chains on
19759 vn_reference_lookup.
19760 (visit_reference_op_store): But do not here.
19761 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
19762 vn_reference_lookup.
19763 (vn_lookup_with_vuses): But do so here.
19765 2008-04-14 Ian Lance Taylor <iant@google.com>
19767 * fold-const.c (fold_overflow_warning): Remove assertion.
19769 2008-04-15 Ben Elliston <bje@au.ibm.com>
19771 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
19772 temp1 local variables.
19774 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
19777 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
19778 ".text.unlikely" section as executable.
19780 2008-04-14 James E. Wilson <wilson@tuliptree.org>
19782 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19783 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
19784 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
19785 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
19786 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
19787 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
19788 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
19790 2008-04-14 Ian Lance Taylor <iant@google.com>
19792 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
19793 * fold-const.c (fold_comparison): If appropriate, test
19794 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
19795 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
19796 reassociating a pointer type.
19797 * doc/invoke.texi (Optimize Options): Document that
19798 -fstrict-overflow applies to pointer wraparound.
19800 2008-04-13 Jan Hubicka <jh@suse.cz>
19802 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
19804 2008-04-12 Andrew Pinski <pinskia@gmail.com>
19806 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
19807 we are going to "save the world".
19809 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
19811 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
19812 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
19813 operand 0 constraint, not "=".
19815 2008-04-11 James E. Wilson <wilson@tuliptree.org>
19817 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
19819 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19821 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
19822 of size of positions_needed * CHAR_BIT.
19824 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
19826 PR middle-end/35897
19827 * dse.c (store_info): Change positions_needed to unsigned
19829 (lowpart_bitmask): New.
19830 (record_store): Cast to unsigned HOST_WIDE_INT for
19831 positions_needed. Assert width <= size of positions_needed *
19832 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
19833 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
19834 lowpart_bitmask to set mask.
19836 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
19838 * config/bfin/constraints.md: New file.
19839 * config/bfin/bfin.md: Include it.
19840 (adddi3): Use satisfies_constraint functions instead of the old macros.
19841 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
19842 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
19843 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
19844 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
19845 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
19846 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
19847 EXTRA_CONSTRAINT): Delete.
19848 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
19849 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
19851 * config/bfin/bfin.c: Include "tm-constrs.h".
19852 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
19853 Use satisfies_constraint functions instead of the old macros.
19854 * doc/md.texi (Blackfin Constraints): Update file name reference.
19856 2008-04-11 Richard Guenther <rguenther@suse.de>
19858 PR tree-optimization/35869
19859 * tree-vrp.c (execute_vrp): Move switch statement update after
19860 jump threading. Schedule another cfg cleanup run.
19862 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
19865 * attribs.c (decl_attributes): Return early on errorneous node.
19867 2008-04-10 Oleg Ryjkov <olegr@google.com>
19869 * tree.h (struct tree_base): Added a new flag default_def_flag.
19870 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
19872 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
19874 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
19876 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19879 * pa.md: Define mode iterator P. Define mode attribute dwc.
19880 (dcacheflush): Update pattern to use iterator P and attribute dwc.
19881 (icacheflush): Likewise.
19882 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
19883 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
19885 2008-04-11 Ben Elliston <bje@au.ibm.com>
19887 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
19889 2008-04-10 Rafael Espíndola <espindola@google.com>
19891 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
19892 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
19893 (extract_range_from_expr): The same.
19895 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19897 * config/mips/mips.md (GPR2): New mode iterator.
19898 (seq): Add comment.
19899 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
19900 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
19901 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
19902 Rewrite these to take two modes, the mode of comparison and the
19903 mode of the destination.
19904 * config/mips/mips.c (mips_expand_scc): Instead of having
19905 paradoxical subreg as destination, expand "narrowing" scc if mode
19906 of comparison is SI and target is requested in DI mode.
19907 (mips_emit_int_order_test): Update comment. Make mode of
19908 comparison match CMP0 rather than TARGET. When creating inverse
19909 target use mode of TARGET.
19911 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
19913 * gcov-dump.c (tag_summary): Only print summaries for the first
19914 GCOV_COUNTERS_SUMMABLE counters.
19916 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
19918 * config/i386/i386.md (absneg): New code iterator.
19919 (absnegprefix): New code attribute.
19920 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
19921 patterns using absneg code iterator.
19922 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
19923 using absneg code iterator.
19924 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
19925 *neg<mode>2 patterns using absneg code iterator.
19926 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19927 *negextendsfdf2 patterns using absneg code iterator.
19928 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
19929 *negextendsfxf2 patterns using absneg code iterator.
19930 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
19931 *negextendsfdf2 patterns using absneg code iterator.
19932 * config/i386/sse.md (<code><mode>2): Macroize expander from
19933 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
19935 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
19937 * config/s390/s390.h: Remove the remains of the recent search
19938 & replace action of current_function_outgoing_args_size.
19940 2008-04-10 Ira Rosen <irar@il.ibm.com>
19942 PR tree-optimization/35821
19943 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
19944 NEW_STMT_LIST is not NULL.
19946 2008-04-09 David Edelsohn <edelsohn@gnu.org>
19949 * toplev.c (process_options): Remove -ffunction-sections debugging
19952 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
19954 PR middle-end/PR28690
19955 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
19956 than gen_rtx_fmt_ee to perform more canonicalizations.
19958 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19961 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
19963 2008-04-09 Richard Guenther <rguenther@suse.de>
19965 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
19966 (dump_function_to_file): Dump function arguments with types.
19968 2008-04-08 Richard Guenther <rguenther@suse.de>
19970 * fold-const.c (fold_widened_comparison): Do not allow
19971 sign-changes that change the result.
19973 2008-04-08 Janis Johnson <janis187@us.ibm.com>
19976 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
19977 kinds of indirect references.
19979 2008-04-08 David Edelsohn <edelsohn@gnu.org>
19981 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
19982 GNU Fortran language string.
19984 2008-04-08 Rafael Espíndola <espindola@google.com>
19986 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
19987 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
19988 * tree.h (tree_call_nonnegative_warnv_p): New.
19990 2008-04-08 Jan Hubicka <jh@suse.cz>
19992 * function.c (free_after_compilation): Clear out regno_reg_rtx
19995 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
19998 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20000 PR middle-end/PR28690
20001 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
20002 same precedence as REG_POINTER and MEM_POINTER operands.
20004 2008-04-08 Richard Guenther <rguenther@suse.de>
20006 PR middle-end/35834
20007 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
20008 for adding index to base.
20010 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
20012 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
20013 (MINGW_ENABLE_EXECUTE_STACK): New.
20014 (IN_LIBGCC2): For libgcc include windows.h file for
20015 function declarations.
20017 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
20019 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
20020 and tem2 if tem1 is not a REG or MULT.
20022 2008-04-08 Jan Hubicka <jh@suse.cz>
20024 * function.h (incomming_args): Break out of struct function.
20025 (function_subsections): Break out of struct function.
20026 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
20027 return_rtx and hard_reg_initial_vals from struct function.
20028 Kill inl_max_label_num.
20029 (current_function_pops_args, current_function_args_info,
20030 current_function_args_size, current_function_args_size,
20031 current_function_pretend_args_size,
20032 current_function_outgoing_args_size,
20033 current_function_internal_arg_pointer, current_function_return_rtx):
20034 Kill compatibility accestor macros.
20035 * builtins.c (expand_builtin_apply_args_1): Update.
20036 (expand_builtin_next_arg): Update.
20037 * df-scan.c (df_get_call_refs): Update.
20038 * dbxout.c (dbxout_function_end): Update.
20039 * dwarf2out.c (dwarf2out_switch_text_section): Update.
20040 (output_line_info): Update.
20041 (secname_for_decl): Update.
20042 (dwarf2out_var_location): Update.
20043 * function.c (free_after_compilation): Update.
20044 (assign_parm_find_stack_rtl): Update.
20045 (assign_parms): Update.
20046 (expand_dummy_function_end): Update.
20047 (expand_function_end): Update.
20048 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
20049 (expand_call): Update.
20050 (emit_library_call_value_1): Update.
20051 (store_one_arg): Update.
20052 * varasm.c (initialize_cold_section_name): Update.
20053 (unlikely_text_section): Update.
20054 (unlikely_text_section_p): Update.
20055 (assemble_start_function): Update.
20056 (assemble_end_function): Update.
20057 (default_section_type_flags): Update.
20058 (switch_to_section): Update.
20059 * integrate.c (set_decl_abstract_flags): Update.
20060 (get_hard_reg_initial_val): Update.
20061 (has_hard_reg_initial_val): Update.
20062 (allocate_initial_values): Update.
20063 * resource.c (init_resource_info): Update.
20064 * config/alpha/alpha.c (NUM_ARGS): Update.
20065 (direct_return): Update.
20066 (alpha_va_start): Update.
20067 (alpha_sa_size): Update.
20068 (alpha_initial_elimination_offset): Update.
20069 (alpha_expand_prologue): Update.
20070 (alpha_start_function): Update.
20071 (alpha_expand_epilogue): Update.
20072 (unicosmk_initial_elimination_offset):
20073 * config/alpha/alpha.md (call expander): Update.
20074 * config/s390/s390.c (s390_register_info): Update.
20075 (s390_register_info): Update.
20076 (s390_frame_info): Update.
20077 (s390_initial_elimination_offset): Update.
20078 (s390_build_builtin_va_list): Update.
20079 (s390_va_start): Update.
20080 * config/spu/spu.c (direct_return): Update.
20081 (spu_expand_prologue): Update.
20082 (spu_initial_elimination_offset): Update.
20083 (spu_build_builtin_va_list): Update.
20084 (spu_va_start): Update.
20085 * config/sparc/sparc.c (sparc_init_modes): Update.
20086 (sparc_compute_frame_size): Update.
20087 (function_value): Update.
20088 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
20089 * config/i386/i386.md (return expander): Update.
20090 * config/i386/i386.c (ix86_va_start): Update.
20091 (ix86_can_use_return_insn_p): Update.
20092 (ix86_compute_frame_layout): Update.
20093 (ix86_expand_epilogue): Update.
20094 * config/sh/sh.c (output_stack_adjust): Update.
20095 (calc_live_regs): Update.
20096 (sh_expand_prologue): Update.
20097 (sh_builtin_saveregs): Update.
20098 (sh_va_start): Update.
20099 (initial_elimination_offset): Update.
20100 (sh_allocate_initial_value): Update.
20101 (sh_function_ok_for_sibcall): Update.
20102 (sh_get_pr_initial_val): Update.
20103 * config/sh/sh.md (return expander): Update.
20104 * config/avr/avr.c (frame_pointer_required_p): UPdate.
20105 * config/crx/crx.c (crx_compute_frame): UPdate.
20106 (crx_initial_elimination_offset): UPdate.
20107 * config/xtensa/xtensa.c (compute_frame_size): Update
20108 (xtensa_builtin_saveregs): Update.
20109 (xtensa_va_start): Update.
20110 (order_regs_for_local_alloc): Update.
20111 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
20112 (xstormy16_expand_builtin_va_start): Update.
20113 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
20114 * config/m68hc11/m68hc11.md (return expanders): Update.
20115 * config/m68hc11/m68hc11.c (expand_prologue): Update.
20116 (expand_epilogue): Update.
20117 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
20118 (cris_simple_epilogue): Update.
20119 (cris_expand_prologue): Update.
20120 (cris_expand_epilogue): Update.
20121 * config/iq2000/iq2000.c (iq2000_va_start): Update.
20122 (compute_frame_size): Update.
20123 * config/mt/mt.c (mt_compute_frame_size): Update.
20124 * config/mn10300/mn10300.c (expand_prologue): Update.
20125 (expand_epilogue): Update.
20126 (initial_offset): Update.
20127 (mn10300_builtin_saveregs):
20128 * config/mn10300/mn10300.md (return expander): Update.
20129 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20130 (ia64_initial_elimination_offset): Update.
20131 (ia64_initial_elimination_offset): Update.
20132 (ia64_expand_prologue): Update.
20133 * config/m68k/m68k.md (return expander): Update.
20134 * config/rs6000/rs6000.c (rs6000_va_start): Update.
20135 (rs6000_stack_info): Update.
20136 * config/mcore/mcore.c (layout_mcore_frame): Update.
20137 (mcore_expand_prolog): Update.
20138 * config/arc/arc.c (arc_compute_frame_size): Update.
20139 * config/score/score3.c (score3_compute_frame_size): Update.
20140 * config/score/score7.c (score7_compute_frame_size): Update.
20141 * config/arm/arm.c (use_return_insn): Update.
20142 (thumb_find_work_register): Update.
20143 (arm_compute_save_reg_mask): Update.
20144 (arm_output_function_prologue): Update.
20145 (arm_output_epilogue): Update.
20146 (arm_size_return_regs): Update.
20147 (arm_get_frame_offsets): Update.
20148 (arm_expand_prologue): Update.
20149 (thumb_exit): Update.
20150 (thumb_unexpanded_epilogue): Update.
20151 (thumb1_output_function_prologue): Update.
20152 * config/pa/pa.md (return expander): Update.
20153 * config/pa/pa.c (compute_frame_size): Update.
20154 (hppa_builtin_saveregs): Update.
20155 * config/mips/mips.c (mips_va_start): Update.
20156 (mips16_build_function_stub): Update.
20157 (mips_compute_frame_info): Update.
20158 (mips_restore_gp): Update.
20159 (mips_output_function_prologue): Update.
20160 (mips_expand_prologue): Update.
20161 * config/v850/v850.c (compute_frame_size): Update.
20162 (expand_prologue): * config/mmix/mmix.c (along): update.
20163 (mmix_initial_elimination_offset): update.
20164 (mmix_reorg): update.
20165 (mmix_use_simple_return): update.
20166 (mmix_expand_prologue): update.
20167 (mmix_expand_epilogue): Update.
20168 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
20169 (emit_link_insn): Update.
20171 2008-04-08 Anatoly Sokolov <aesok@post.ru>
20173 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
20174 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
20176 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
20179 2008-04-07 Jan Hubicka <jh@suse.cz>
20181 * function.h (rtl): Rename to x_rtl.
20182 (crtl): New define.
20183 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20184 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20185 used_temp_slots avail_temp_slots, temp_slot_level,
20186 nonlocal_goto_handler_labels): Update accesstors.
20187 (rtl): New global variable.
20188 (struct function): Move some fileds to rtl_data.
20189 (get_arg_pointer_save_area): Update prototype.
20190 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20191 get_arg_pointer_save_area.
20192 * expr.c (init_expr): Update
20193 * function.c (get_frame_size): Update
20194 (assign_stack_local): Update
20195 (expand_function_end): Update.
20196 (get_art_pointer_save_area): Update
20198 * emit-rtl.c (rtl): Declare.
20199 (regno_reg_rtx): Declare.
20200 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20202 (gen_reg_rtx): Update.
20203 * varasm.c (n_deferred_constatns): Update accestor.
20204 (init_varasm_status): Do not allocate varasm_status.
20205 (force_const_mem, get_pool_size, output_constant_pool): Update.
20206 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20207 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20208 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
20209 * sparc/sparc.h (INIT_EXPANDERS): Update.
20210 * ia64/ia64.h (INIT_EXPANDERS): Update.
20212 2008-04-07 James E. Wilson <wilson@tuliptree.org>
20214 * reload.c (push_secondary_reload): Add missing break to for loop.
20216 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20218 PR middle-end/PR28690
20219 * rtlanal.c: Update copyright years.
20220 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
20221 as REG_POINTER and MEM_POINTER operands.
20222 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
20223 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
20224 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
20225 * gcse.c: Update copyright years.
20226 (pre_delete): Call gen_reg_rtx_and_attrs.
20227 (hoist_code): Likewise.
20228 (build_store_vectors): Likewise.
20229 (delete_store): Likewise.
20230 * loop-invariant.c (move_invariant_reg): Likewise.
20231 Update copyright years.
20233 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
20235 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
20236 control string instead of quoted.
20238 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20240 * doc/rtl.texi: Rewrite of subreg section.
20242 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
20245 * config/i386/i386.c (legitimize_pic_address): Add treating
20246 of dllimport SYM_REF's.
20247 (legitimize_dllimport_symbol): Add prototype.
20249 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20251 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
20252 reference in constructor with non self-referential type.
20254 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20256 Removal of Return with Depressed Stack Pointer support
20257 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
20258 (ECF_SP_DEPRESSED): Likewise.
20259 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
20260 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
20261 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20262 (expand_call): Do not test ECF_SP_DEPRESSED.
20263 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20264 * function.c (keep_stack_depressed): Delete.
20265 (handle_epilogue_set): Likewise.
20266 (update_epilogue_consts): Likewise.
20267 (emit_equiv_load): Likewise.
20268 (thread_prologue_and_epilogue_insns): Remove support for Return with
20269 Depressed Stack Pointer.
20270 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20272 2008-04-06 Richard Guenther <rguenther@suse.de>
20274 PR tree-optimization/35400
20275 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
20276 information from SSA_NAMEs.
20278 2008-04-06 Anatoly Sokolov <aesok@post.ru>
20280 * config/avr/avr.h (avr_mega_p): Remove declaration.
20281 (AVR_MEGA): Remove macro.
20282 * config/avr/avr.c (avr_mega_p): Remove variable.
20283 (avr_override_options): Remove inicializion of avr_mega_p.
20284 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20285 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20286 (avr_jump_mode): (Ditto.).
20287 (avr_output_progmem_section_asm_op): (Ditto.).
20288 (avr_asm_init_sections): (Ditto.).
20289 (avr_asm_init_sections): (Ditto.).
20290 (avr_rtx_costs): (Ditto.).
20291 * config/avr/avr.md: (Ditto.).
20292 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
20295 2008-04-06 Richard Guenther <rguenther@suse.de>
20297 PR tree-optimization/35842
20298 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
20299 is_gimple_invariant_address.
20301 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20303 * gcc.c (default_compilers): Sync Fortran extensions list with
20304 that in fortran/lang-specs.h.
20305 * doc/invoke.texi: Likewise.
20306 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
20307 * dwarf2out.c (gen_compile_unit_die): Likewise.
20309 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
20311 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
20313 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
20316 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
20317 attribute is used for nested functions.
20319 2008-04-05 Jan Hubicka <jh@suse.cz>
20321 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
20323 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
20325 (dump_files): Update.
20326 (enable_rtl_dump_file): Do not accept letter argument.
20327 * tree-pass.h (dump_file_info): Remove letter argument.
20328 * toplev.c (decode_d_option): Update -da handling.
20329 * toplev.h (enable_rtl_dump_file): Update prototype.
20330 * passes.c (register_one_dump_file): Do not accept IPA argument; work
20331 it out based on pass type.
20332 (register_dump_files_1): Likewise.
20333 (init_optimization_passes): Update register_one_dump_file calls.
20334 (execute_one_pass): Sanity check that IPA passes are called at IPA
20335 level and RTL passes at RTL level.
20336 (execute_pass_list): IPA pass can not be after or subpass of
20338 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
20339 disallov RTL subpasses of IPA subpasses.
20341 2008-04-05 Ben Elliston <bje@au.ibm.com>
20343 * tree-cfg.c (need_fake_edge_p): Return false for calls to
20344 builtins that return exactly once and do not throw. Cache call to
20347 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
20349 PR rtl-optimization/34916
20350 PR middle-end/35519
20351 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
20352 between instruction pairs.
20354 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
20356 * doc/invoke.texi: Document -mbitops for SH.
20357 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
20358 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
20359 * config/sh/sh.c (print_operand): Add %t operand code.
20360 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
20361 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
20362 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
20363 (extendqihi2): Likewise.
20364 (movqi_i): Likewise.
20365 (insv): Use bset, bclr and bst instructions for SH2A if possible.
20366 (extv): Use bld instruction for SH2A if possible.
20368 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
20369 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
20370 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
20371 (bset.b, bclr.b): Define peepholes.
20372 * config/sh/sh.opt (mbitops): New option.
20374 2008-04-04 Janis Johnson <janis187@us.ibm.com>
20377 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
20378 and view convert expression.
20380 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20383 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
20385 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
20387 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
20389 * config/i386/cpuid.h (bit_AES): New.
20390 (bit_PCLMUL): Likewise.
20392 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
20393 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
20394 SSE2 if AES or PCLMUL is enabled.
20395 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
20396 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20397 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
20398 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
20399 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
20400 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
20401 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20402 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
20403 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
20404 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
20405 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
20406 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
20407 __builtin_ia32_aeskeygenassist128 and
20408 __builtin_ia32_pclmulqdq128.
20409 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
20410 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
20411 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
20413 * config/i386/i386.h (TARGET_AES): New.
20414 (TARGET_PCLMUL): Likewise.
20415 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
20417 * config/i386/i386.md (UNSPEC_AESENC): New.
20418 (UNSPEC_AESENCLAST): Likewise.
20419 (UNSPEC_AESDEC): Likewise.
20420 (UNSPEC_AESDECLAST): Likewise.
20421 (UNSPEC_AESIMC): Likewise.
20422 (UNSPEC_AESKEYGENASSIST): Likewise.
20423 (UNSPEC_PCLMUL): Likewise.
20425 * config/i386/i386.opt (maes): New.
20426 (mpclmul): Likewise.
20428 * config/i386/sse.md (aesenc): New pattern.
20429 (aesenclast): Likewise.
20430 (aesdec): Likewise.
20431 (aesdeclast): Likewise.
20432 (aesimc): Likewise.
20433 (aeskeygenassist): Likewise.
20434 (pclmulqdq): Likewise.
20436 * config/i386/wmmintrin.h: New.
20438 * doc/extend.texi: Document AES and PCLMUL built-in function.
20440 * doc/invoke.texi: Document -maes and -mpclmul.
20442 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
20444 * function.c (free_after_parsing): Replace with
20445 cxx_push_function_context from C++ front-end.
20446 (allocate_struct_function): Don't call langhook.
20447 * langhooks.h (struct lang_hooks_for_functions): Delete.
20448 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
20450 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
20451 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
20452 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
20453 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
20454 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
20455 remove LANG_HOOKS_FUNCTION_INITIALIZER.
20456 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
20458 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
20459 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
20461 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20464 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
20467 2008-04-04 Richard Guenther <rguenther@suse.de>
20469 PR middle-end/35823
20470 * fold-const.c (optimize_minmax_comparison): Use the correct
20471 type for the constant in the simplified comparison.
20473 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
20475 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
20476 Pass L2 size as "--param l2-cache-size" to the compiler.
20477 (decode_l2_cache): New function to decode L2 cache parameters using
20478 0x8000006 extended cpuid function.
20479 (detect_caches_amd): Determine parameters of L2 cache using
20480 decode_l2_caches function.
20481 (decode_caches_intel): Decode L2 cache parameters.
20482 (detect_caches_intel): Determine L2 cache parameters using
20483 decode_caches_intel and decode_l2_caches functions.
20485 2008-04-03 Bob Wilson <bob.wilson@acm.org>
20487 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
20488 secondary input reload for subword loads from the constant pool.
20490 2008-04-03 Janis Johnson <janis187@us.ibm.com>
20493 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
20494 constants of the appropriate size for runtime calculations.
20497 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
20498 decimal-float literal constant zero.
20500 2008-04-03 Jakub Jelinek <jakub@redhat.com>
20503 * c-parser.c (c_parser_omp_atomic): Call
20504 default_function_array_conversion on the RHS.
20506 PR middle-end/35818
20507 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
20508 call is_variable_sized if decl has incomplete type.
20510 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
20512 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
20514 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
20516 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
20518 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
20519 (sgt<u>): Merge sgt and sgtu into new expander.
20520 (sgt, sgtu): Remove expanders.
20521 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
20522 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
20523 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
20524 *sgtu_<mode>_mips16 into new pattern.
20525 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
20526 (sge<u>): Merge sge and sgeu into new expander.
20527 (sge, sgeu): Remove expanders.
20528 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
20530 (*sge_<mode>, second *sge_<mode>): Remove patterns.
20531 (slt<u>): Merge slt and sltu into new expander.
20532 (slt, sltu): Remove expanders.
20533 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
20534 (*slt_<mode>, *sltu_<mode>): Remove patterns.
20535 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
20536 *sltu_<mode>_mips16 into new pattern.
20537 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
20538 (sle<u>): Merge sle and sleu into new expander.
20539 (sle, sleu): Remove expanders.
20540 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
20541 (*sle_<mode>, *sleu_<mode>): Remove patterns.
20542 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
20543 *sleu_<mode>_mips16 into new pattern.
20544 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
20546 2008-04-03 Jan Hubicka <jh@suse.cz>
20548 PR tree-optimization/35795
20549 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
20550 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20551 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
20552 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
20553 * score/score3.c (score3_output_mi_thunk): Likewise.
20554 * score/score7.c (score7_output_mi_thunk): Likewise.
20555 * mips/mips.c (mips_output_mi_thunk): Likewise.
20557 2008-04-03 Richard Guenther <rguenther@suse.de>
20559 * tree-vrp.c (extract_range_from_unary_expr): Handle all
20560 conversions. Simplify code.
20562 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
20564 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
20566 2008-04-03 Tom Tromey <tromey@redhat.com>
20567 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20569 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20570 * config/bfin/t-bfin-linux (generated_files): Add
20571 linux-sysroot-suffix.h.
20572 * doc/install.texi (Prerequisites): Require make 3.80.
20573 * doc/sourcebuild.texi (Front End Directory): Document new
20575 * Makefile.in (generated_files): New variable.
20576 (ALL_HOST_OBJS): New variable.
20577 ($(ALL_HOST_OBJS)): New target.
20579 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20581 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
20582 (remap_block): Call id->transform_lang_insert_block instead
20584 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
20585 Set id.transform_lang_insert_block to NULL.
20586 (clone_body): Move to cp/optimize.c
20587 * tree-inline.h (struct copy_body_data): Change
20588 transform_lang_insert_block to function pointer.
20589 (copy_generic_body, copy_decl_no_change): Export.
20590 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
20591 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
20592 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
20594 * c-tree.h (insert_block): Kill.
20595 * c-decl.c (insert_block): Kill.
20597 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20599 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20600 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20601 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
20603 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
20604 argument, call {push,pop}_function_context from here.
20605 * c-parser.c: Use c_{push,pop}_function_context.
20607 * function.c (push_function_context_to): Move meat ...
20608 (push_function_context): ... here. Simplify.
20609 * function.c (pop_function_context_from): Move meat ...
20610 (pop_function_context): ... here. Simplify.
20611 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
20613 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20614 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20615 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
20616 * tree.h (push_function_context_to, pop_function_context_from): Remove.
20618 2008-04-03 Ben Elliston <bje@au.ibm.com>
20620 * expmed.c (extract_force_align_mem_bit_field): Remove.
20622 2008-04-03 Richard Guenther <rguenther@suse.de>
20624 PR middle-end/35800
20625 * expr.h (try_casesi): Adjust prototype.
20626 * expr.c (try_casesi): Take fallback label as extra parameter.
20627 Use that for gen_casesi if default_label is NULL.
20628 * stmt.c (expand_case): Pass fallback label to try_casesi,
20629 make sure to fill gaps with a fallback label if default_label
20632 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
20635 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
20637 2008-04-03 Ben Elliston <bje@au.ibm.com>
20639 * expmed.c (extract_split_bit_field): Remove if (0) code.
20640 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
20641 (do_ds_constraint): Likewise.
20643 2008-04-02 Joseph Myers <joseph@codesourcery.com>
20645 * doc/cppopts.texi (-dU): Document.
20646 * c-common.h (flag_dump_macros): Update comment.
20647 * c-opts.c (handle_OPT_d): Handle -dU.
20648 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
20649 dump_queued_macros, cb_used_define, cb_used_undef): New.
20650 (init_pp_output): Handle -dU.
20651 (cb_line_change): Call dump_queued_macros.
20652 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
20654 2008-04-02 Anatoly Sokolov <aesok@post.ru>
20656 * config/avr/predicates.md (io_address_operand): New predicate.
20657 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
20658 * config/avr/avr.c (avr_io_address_p): Remove function.
20659 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
20660 'avr_io_address_p' function.
20661 (out_movhi_r_mr): (Ditto.).
20662 (out_movqi_mr_r): (Ditto.).
20663 (out_movhi_mr_r): (Ditto.).
20664 (avr_address_cost): (Ditto.).
20666 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
20668 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
20669 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
20670 in 32bit mode when XMM registers are available to avoid store
20672 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
20673 corresponding post-reload splitters.
20675 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20677 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
20678 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
20679 __builtin_ia32_roundss.
20680 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
20681 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
20682 __builtin_ia32_roundss.
20683 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
20684 IX86_BUILTIN_SHUFPD here.
20686 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20688 * config/i386/i386.md (plogic): New.
20689 (plogicprefix): Likewise.
20691 * config/i386/mmx.md (mmx_<code><mode>3): New.
20692 (mmx_and<mode>3): Removed.
20693 (mmx_ior<mode>3): Likewise.
20694 (mmx_xor<mode>3): Likewise.
20696 * config/i386/sse.md (<code><mode>3): New.
20697 (*<code><mode>3): Likewise.
20698 (*<code><mode>3): Likewise.
20699 (<code><mode>3): Likewise.
20700 (*sse_<code><mode>3): Likewise.
20701 (*sse2_<code><mode>3): Likewise.
20702 (<code>tf3): Likewise.
20703 (*<code>tf3): Likewise.
20704 (and<mode>3): Likewise.
20705 (*and<mode>3): Likewise.
20706 (ior<mode>3): Removed.
20707 (*ior<mode>3): Likewise.
20708 (xor<mode>3): Likewise.
20709 (*xor<mode>3): Likewise.
20710 (*and<mode>3): Likewise.
20711 (*ior<mode>3): Likewise.
20712 (*xor<mode>3): Likewise.
20713 (and<mode>3): Likewise.
20714 (*sse_and<mode>3): Likewise.
20715 (*sse2_and<mode>3): Likewise.
20716 (andtf3): Likewise.
20717 (*andtf3): Likewise.
20718 (ior<mode>3): Likewise.
20719 (*sse_ior<mode>3): Likewise.
20720 (*sse2_ior<mode>3): Likewise.
20721 (iortf3): Likewise.
20722 (*iortf3): Likewise.
20723 (xor<mode>3): Likewise.
20724 (*sse_xor<mode>3): Likewise.
20725 (*sse2_xor<mode>3): Likewise.
20726 (xortf3): Likewise.
20727 (*xortf3): Likewise.
20729 2008-04-02 Richard Guenther <rguenther@suse.de>
20731 PR tree-optimization/14495
20732 PR tree-optimization/34793
20733 * tree-vrp.c (struct switch_update): New structure.
20734 (to_remove_edges, to_update_switch_stmts): New VECs.
20735 (simplify_switch_using_ranges): New function. Remove not taken
20736 case labels and edges.
20737 (simplify_stmt_using_ranges): Call it.
20738 (identify_jump_threads): Mark edges we have queued for removal
20739 so we don't thread them.
20740 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
20742 * tree-cfg.c (group_case_labels): Deal with missing default label.
20743 (tree_verify_flow_info): Allow missing default label.
20744 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
20745 (emit_case_nodes): Likewise.
20746 (expand_case): Do not rely on the default label to be present.
20747 * expr.c (try_casesi): Deal with NULL default_label.
20748 (do_tablejump): Likewise.
20750 2008-04-02 Richard Guenther <rguenther@suse.de>
20752 PR tree-optimization/14495
20753 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
20754 SWITCH_EXPR here ...
20755 (vrp_visit_switch_stmt): ... but here (new function).
20756 (find_case_label_index): New helper function.
20757 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
20759 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20761 * fwprop.c: Fix ISO-C99ism.
20763 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20766 * Makefile.in (objdir): Set it here.
20767 * configure.ac: Not here. Find dynamic linker characteristics.
20768 * exec-tool.in: Use them.
20769 * aclocal.m4: Regenerate.
20770 * configure: Regenerate.
20772 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20774 * expr.c (expand_var): Delete it.
20775 * expr.h (expand_var): Delete prototype.
20776 * function.c (expand_function_start): Use expand_decl instead.
20777 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
20780 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
20782 PR rtl-optimization/35542
20783 * fwprop.c (forward_propagate_and_simplify): Replace
20784 loc_reg_mentioned_in_p with reg_mentioned_p.
20786 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
20788 PR rtl-optimization/35281
20789 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
20790 (propagate_rtx_1): Handle PR_HANDLE_MEM.
20791 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
20792 (varying_mem_p): Move above propagate_rtx.
20793 (all_uses_available_at): Do not check MEMs.
20795 2008-04-02 Rafael Espíndola <espindola@google.com>
20797 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
20798 (register_edge_assert_for_2): Split the cond argument.
20799 (register_edge_assert_for_1): Adjust for the change in
20800 register_edge_assert_for_2.
20801 (register_edge_assert_for): Split the cond argument.
20802 (find_switch_asserts): Adjust for the change in
20803 register_edge_assert_for.
20805 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
20807 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
20808 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
20809 offsets for 64-bit mingw.
20810 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
20811 abi for x86_64-pc-mingw.
20813 2008-04-02 Richard Guenther <rguenther@suse.de>
20815 * tree-vrp.c (extract_range_from_assert): Make sure to not
20816 produce range min/max with TREE_OVERFOW set.
20817 If merging a anti-range and a range keep the anti-range if
20818 the range covers all values of the type.
20819 (register_edge_assert_for_2): Only allow sign-changing
20820 conversions in detecting canonical range checks. Also
20821 register an assert for the unsigned name if useful.
20823 PR tree-optimization/35787
20824 * tree-vrp.c (vrp_val_max): New function.
20825 (vrp_val_min): Likewise.
20826 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
20827 (vrp_val_is_min): Likewise.
20828 (supports_overflow_infinity): Use vrp_val_{min,max}.
20829 (negative_overflow_infinity): Likewise.
20830 (positive_overflow_infinity): Likewise.
20831 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
20832 (is_positive_overflow_infinity): Likewise.
20833 (is_overflow_infinity): Likewise.
20834 (avoid_overflow_infinity): Use vrp_val_{min,max} and
20835 vrp_val_is_{min,max}.
20836 (set_and_canonicalize_value_range): Canonicalize anti-ranges
20837 to ranges if possible. Avoid empty ranges.
20839 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20841 PR middle-end/35705
20842 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
20843 the expression is a function address.
20845 2008-04-01 George Helffrich <george@gcc.gnu.org>
20847 PR fortran/35154, fortran/23057
20848 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
20849 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
20850 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
20851 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
20853 (dbxout_syms): Check for COMMON-based symbol and wrap in
20854 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
20855 in bracket for efficiency.
20857 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
20858 using DW_TAG_common_block + member offset.
20859 (add_pubname_string): New function.
20860 (dw_expand_expr): New function to find block name and offset for
20862 (common_check): New function to check whether symbol in Fortran COMMON.
20863 (gen_variable_die): If COMMON, use DW_TAG_common_block.
20865 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
20868 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
20870 2008-04-02 Ben Elliston <bje@au.ibm.com>
20872 * config/v850/v850.md (casesi): Remove if (0) code.
20873 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
20874 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
20876 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
20878 * config/i386/i386.md (rex64suffix): New mode attribute.
20879 (floathi<mode>2): Disable expander for SSE math.
20880 (*floathi<mode>2_1): New insn insn_and_split pattern.
20881 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
20882 corresponding post-reload splitters.
20883 (*floathi<mode>2_i387): New macroized insn pattern.
20884 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
20885 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
20886 insn_and_split pattern.
20887 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
20888 New macroized instruction patterns and corresponding post-reload
20890 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
20891 and corresponding post-reload splitters.
20892 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
20893 New macroized instruction patterns.
20894 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
20895 macroized instruction patterns and corresponding post-reload splitters.
20896 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
20897 corresponding post-reload splitters.
20898 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
20899 New macroized instruction patterns.
20900 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
20901 corresponding post-reload splitters.
20902 (*floatsi<mode>2_i387): New macroized instruction patterns.
20904 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
20906 * config/i386/i386.md (smaxmin): New.
20907 (umaxmin): Likewise.
20908 (maxminiprefix): Likewise.
20909 (maxminfprefix): Likewise.
20910 (<code><mode>3): Likewise.
20911 (smin<mode>3): Removed.
20912 (smax<mode>3): Likewise.
20914 * config/i386/mmx.md (mmx_<code>v2sf3): New.
20915 (mmx_<code>v4hi3): Likewise.
20916 (mmx_<code>v8qi3): Likewise.
20917 (mmx_smaxv2sf3): Removed.
20918 (mmx_sminv2sf3): Likewise.
20919 (mmx_umaxv8qi3): Likewise.
20920 (mmx_smaxv4hi3): Likewise.
20921 (mmx_uminv8qi3): Likewise.
20922 (mmx_sminv4hi3): Likewise.
20924 * config/i386/sse.md (<addsub><mode>3): New.
20925 (*<addsub><mode>3): Likewise.
20926 (<sse>_vm<addsub><mode>3): Likewise.
20927 (<maxmin><mode>3): Likewise.
20928 (*<maxmin><mode>3_finite): Likewise.
20929 (*<maxmin><mode>3): Likewise.
20930 (<sse>_vm<maxmin><mode>3): Likewise.
20931 (sse3_h<addsub>v4sf3): Likewise.
20932 (sse3_h<addsub>v2df3): Likewise.
20933 (<maxmin>v16qi3): Likewise.
20934 (*<maxmin>v16qi3): Likewise.
20935 (<maxmin>v8hi3): Likewise.
20936 (*<maxmin>v8hi3): Likewise.
20937 (*sse4_1_<maxmin><mode>3): Likewise.
20938 (*sse4_1_<maxmin><mode>3): Likewise.
20939 (add<mode>3): Removed.
20940 (*add<mode>3): Likewise.
20941 (<sse>_vmadd<mode>3): Likewise.
20942 (sub<mode>3): Likewise.
20943 (*sub<mode>3): Likewise.
20944 (<sse>_vmsub<mode>3): Likewise.
20945 (smin<mode>3): Likewise.
20946 (*smin<mode>3_finite): Likewise.
20947 (*smin<mode>3): Likewise.
20948 (<sse>_vmsmin<mode>3): Likewise.
20949 (smax<mode>3): Likewise.
20950 (*smax<mode>3_finite): Likewise.
20951 (*smax<mode>3): Likewise.
20952 (<sse>_vmsmax<mode>3): Likewise.
20953 (sse3_haddv4sf3): Likewise.
20954 (sse3_haddv2df3): Likewise.
20955 (sse3_hsubv4sf3): Likewise.
20956 (sse3_hsubv2df3): Likewise.
20957 (umaxv16qi3): Likewise.
20958 (*umaxv16qi3): Likewise.
20959 (smaxv8hi3): Likewise.
20960 (*smaxv8hi3): Likewise.
20961 (*sse4_1_smax<mode>3): Likewise.
20962 (*sse4_1_umax<mode>3): Likewise.
20963 (uminv16qi3): Likewise.
20964 (*uminv16qi3): Likewise.
20965 (sminv8hi3): Likewise.
20966 (*sminv8hi3): Likewise.
20967 (*sse4_1_smin<mode>3): Likewise.
20968 (*sse4_1_umin<mode>3): Likewise.
20970 2008-04-01 Rafael Espíndola <espindola@google.com>
20972 * tree-cfg.c (verify_expr): remove in_phi.
20973 (verify_stmt): Don't call walk_tree with verify_expr. Use
20974 is_gimple_min_invariant instead of is_gimple_val.
20976 2008-04-01 Joseph Myers <joseph@codesourcery.com>
20978 * doc/include/gpl_v3.texi: Update for manpage generation.
20979 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
20981 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
20982 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
20983 gpl_v3.texi instead of gpl.texi.
20986 2008-04-01 Jakub Jelinek <jakub@redhat.com>
20989 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
20991 2008-04-01 Rafael Espíndola <espindola@google.com>
20993 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
20994 (extract_code_and_val_from_cond): Use
20995 extract_code_and_val_from_cond_with_ops.
20997 2008-04-01 Jan Hubicka <jh@suse.cz>
20999 * function.c (free_after_compilation): Free epilogue_delay_list.
21000 (prepare_function_start): Assert that previous compilation was freed.
21002 2008-04-01 Jan Hubicka <jh@suse.cz>
21003 Jim Wilson <wilson@tuliptree.org>
21004 Andreas Tobler <andreast@gcc.gnu.org>
21006 PR middle-end/35781
21007 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
21008 rtl.emit instead cfun->emit.
21009 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
21010 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
21012 2008-04-01 Ben Elliston <bje@au.ibm.com>
21014 * doc/c-tree.texi (Function Basics): Fix grammatical error.
21016 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
21018 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
21020 (fprofile-use): Add var flag_profile_use
21021 * coverage.c (coverage_begin_output): Do not open a gcno file for
21022 output only if -ftest-coverage is set.
21023 Do not add getpwd() to gcda file path.
21024 (build_gcov_info): Check the new flag
21025 flag_profile_datafile_relative_path.
21026 (coverage_init): Use profile_data_prefix.
21027 Read profile counter only if flag_profile_use is set.
21028 * opts.c (common_handle_option): New option fprofile-use=,
21029 fprofile-dir=, fprofile-generate=.
21030 * toplev.c (profile_data_prefix): New variable definition.
21031 * toplev.h (profile_data_prefix): New declaration.
21032 * doc/invoke.tex (Option Summary, Optimization Options):
21035 2008-03-31 James E. Wilson <wilson@tuliptree.org>
21037 * varasm.c (output_constant_pool_1): In LABEL_REF check,
21038 use tmp consistently.
21041 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
21042 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21043 UNSPEC_FR_RECIP_APPROX_RES.
21044 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
21046 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
21049 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
21051 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21053 PR middle-end/30186
21054 * fold-const.c (fold_indirect_ref_1): Support accessing non first
21055 element of the vector via a pointer.
21057 2008-03-31 Ian Lance Taylor <iant@google.com>
21059 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
21061 2008-03-31 Jan Hubicka <jh@suse.cz>
21063 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21064 get_arg_pointer_save_area.
21065 * expr.c (init_expr): Just clear out rtl.expr.
21066 * function.c (free_after_compilation): Clear out whole RTL structure.
21067 (get_func_frame_size): Merge into ...
21068 (get_frame_size): ... this one.
21069 (assign_stack_local_1): Merge into ...
21070 (assign_stack_local): ... this one.
21071 (expand_function_end): Update call of get_arg_pointer_save_area.
21072 (get_art_pointer_save_area): Remove cfun argument.
21073 * function.h (emit_status): regno_pointer_align does not need length
21074 attribute. Move x_regno_reg_rtx to ...
21075 (regno_reg_rtx): ... new global array.
21076 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
21077 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
21078 apply_args_value, forced_labels, stack_pointer_delta):
21080 (struct varasm_status): Move here from varasm.c
21081 (struct rtl_data): New. Move here some fields from struct function.
21082 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21083 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21084 used_temp_slots avail_temp_slots, temp_slot_level,
21085 nonlocal_goto_handler_labels): Update accesstors.
21086 (rtl): New global variable.
21087 (struct function): Move some fileds to rtl_data.
21088 (get_arg_pointer_save_area): Update prototype.
21089 * emit-rtl.c (rtl): Declare.
21090 (regno_reg_rtx): Declare.
21091 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21093 (gen_reg_rtx): Update.
21094 (init_virtual_regs): Do not tate emit_status argument.
21095 (init_emit): Do not allocate emit.
21096 * varasm.c (varasm_statuc): Move to function.h.
21097 (n_deferred_constatns): Update accestor.
21098 (init_varasm_status): Do not allocate varasm_status.
21099 (force_const_mem, get_pool_size, output_constant_pool): Update.
21100 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21101 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21103 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
21105 PR rtl-optimization/35729
21106 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
21109 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
21112 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
21113 load/store if memory is unaligned.
21114 (*movti_rex64): Likewise.
21116 * config/i386/predicates.md (misaligned_operand): New.
21118 2008-03-31 Andrew Pinski <pinskia@gmail.com>
21121 * tree-ssa-phiopt.c (conditional_replacement): Return early for
21124 2008-03-31 Jan Beulich <jbeulich@novell.com>
21126 * config/ia64/constraints.md: Add 'j' constraint.
21127 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
21128 (movdi_internal): Likewise.
21130 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
21133 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
21135 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
21138 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
21139 proper error message for the third argument on blendpd and
21142 * config/i386/sse.md (blendbits): New.
21143 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
21145 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
21147 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
21149 2008-03-30 Richard Guenther <rguenther@suse.de>
21151 PR middle-end/31023
21152 * fold-const.c (fold_sign_changed_comparison): Do leave
21153 conversions to base-types alone.
21155 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
21157 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
21158 the link register if one altivec register is be saved.
21160 2008-03-30 Ben Elliston <bje@au.ibm.com>
21162 * final.c (final_scan_insn): Remove if (0) code.
21164 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
21166 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
21168 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
21170 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
21171 of V4SFmode to ix86_binary_operator_ok.
21173 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
21175 * config/i386/i386.c (override_options): Initialize
21176 ix86_veclib_handler to ix86_veclibabi_svml when
21177 -mveclibabi=svml is used.
21178 (ix86_veclibabi_svml): New function for SVML ABI style
21179 vectorization support.
21180 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
21182 2008-03-28 Rafael Espíndola <espindola@google.com>
21184 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
21185 (tree_binary_nonnegative_warnv_p): Make it public.
21186 (tree_single_nonnegative_warnv_p): Make it public.
21187 (tree_invalid_nonnegative_warnv_p): Make it public.
21188 (tree_unary_nonzero_warnv_p): Make it public.
21189 (tree_binary_nonzero_warnv_p): Make it public
21190 (tree_single_nonzero_warnv_p): Make it public.
21191 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
21192 (extract_range_from_binary_expr): Split the expr argument.
21193 (extract_range_from_unary_expr): Split the expr argument.
21194 (extract_range_from_comparison): Split the expr argument.
21195 (extract_range_from_expr): Use the new aux functions.
21196 (vrp_evaluate_conditional_warnv): Use
21197 vrp_evaluate_conditional_warnv_with_ops.
21198 * tree.h (tree_unary_nonzero_warnv_p): Declare.
21199 (tree_binary_nonzero_warnv_p): Declare.
21200 (tree_single_nonzero_warnv_p): Declare.
21201 (tree_expr_nonzero_warnv_p): Declare.
21202 (tree_unary_nonnegative_warnv_p): Declare.
21203 (tree_binary_nonnegative_warnv_p): Declare.
21204 (tree_single_nonnegative_warnv_p): Declare.
21205 (tree_invalid_nonnegative_warnv_p): Declare.
21207 2008-03-28 Richard Guenther <rguenther@suse.de>
21209 PR tree-optimization/30317
21210 PR tree-optimization/30911
21211 PR tree-optimization/34793
21212 * tree-vrp.c (set_and_canonicalize_value_range): New function.
21213 (struct assert_locus_d): New member EXPR.
21214 (register_new_assert_for): Add EXPR parameter to support
21215 ASSERT_EXPR <name, expr OP limit>.
21216 (register_edge_assert_for_1): Adjust callers.
21217 (find_assert_locations): Likewise.
21218 (process_assert_insertions_for): Build condition from expression.
21219 (extract_range_from_assert): Handle ASSERT_EXPRs
21220 of the form ASSERT_EXPR <name, expr OP limit>.
21221 (register_edge_assert_for_2): New helper registering
21222 asserts for comparisons. Recognize range tests of the form
21223 (unsigned)i - CST1 OP CST2.
21224 (register_edge_assert_for_1): Use it.
21225 (register_edge_assert_for): Likewise.
21226 (needs_overflow_infinity): Integer sub-types
21227 do not need overflow infinities.
21228 (vrp_val_is_max): The extreme values of integer sub-types
21229 are those of the base type.
21230 (vrp_val_is_min): Likewise.
21231 * tree.def (ASSERT_EXPR): Document extra allowed conditional
21234 2008-03-28 Nick Clifton <nickc@redhat.com>
21237 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
21238 Return GENERAL_REGS for stack adjustment reloads.
21240 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
21243 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
21244 const_vector when all the vectors are constant.
21246 2008-03-27 Bob Wilson <bob.wilson@acm.org>
21248 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
21250 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
21251 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
21253 (s<code>_sf): Use new scc_sf attribute for opcode names.
21255 2008-03-27 Tom Tromey <tromey@redhat.com>
21257 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
21258 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
21259 config/spu/t-spu-elf, config/i386/t-interix,
21260 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
21261 config/i386/x-darwin, config/i386/x-mingw32,
21262 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
21263 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
21264 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
21265 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
21266 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
21267 config/rs6000/x-darwin, config/rs6000/t-rs6000,
21268 config/score/t-score-elf, config/arm/t-strongarm-pe,
21269 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
21270 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
21271 Revert automatic dependency patch.
21273 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
21276 * config/i386/i386.c (ix86_function_arg_boundary): Align
21277 decimal floating point to its natural boundary.
21279 2008-03-27 Richard Guenther <rguenther@suse.de>
21281 PR middle-end/35716
21282 * fold-const.c (fold_comparison): Restrict distinct decl
21283 comparison folding to VAR_DECLs and PARM_DECLs. Do not
21284 solely rely on operand_equal_p.
21286 2008-03-27 Richard Guenther <rguenther@suse.de>
21289 * c-common.c (handle_weak_attribute): Reject combination of
21292 2008-03-27 Richard Guenther <rguenther@suse.de>
21294 PR tree-optimization/32810
21295 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
21296 conversions from DECL_INITIAL.
21297 (fold_const_aggregate_ref): Likewise from constructor elements.
21299 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
21301 * tree-affine.h (aff_combination_expand): Declare.
21302 (get_inner_reference_aff): Likewise.
21303 * tree-affine.c (aff_combination_expand): Split out from
21304 tree_to_aff_combination_expand.
21305 (get_inner_reference_aff): New function.
21306 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
21307 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
21308 (struct lim_aux_data): sm_done field removed.
21309 (mem_ref_loc_p, mem_ref_locs_p): New types.
21310 (struct mem_ref): Added id, stored, accesses_in_loop,
21311 indep_loop, dep_loop, indep_ref, dep_ref fields.
21312 Removed is_stored, locs and next fields.
21313 (memory_accesses): New variable.
21314 (movement_possibility): Do not allow moving statements
21315 that store to memory.
21316 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
21318 (determine_max_movement): For statements with memory references,
21319 find the outermost loop in that the reference is independent.
21320 (move_computations_stmt): Mark the virtual operands for renaming.
21321 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
21322 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
21323 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
21324 add_vop_ref_mapping, create_vop_ref_mapping_loop,
21325 create_vop_ref_mapping, analyze_memory_references,
21326 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
21327 get_all_locs_in_loop, ref_always_accessed_p,
21328 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
21329 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
21330 store_motion_loop, store_motion): New functions.
21331 (struct vop_to_refs_elt): New type.
21332 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
21333 memref_hash, memref_eq, hoist_memory_references): Rewritten.
21334 (schedule_sm): Replaced by...
21335 (execute_sm): ... this.
21336 (determine_lsm_ref, hoist_memory_references,
21337 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
21338 find_more_ref_vops, free_mem_ref, free_mem_refs,
21339 determine_lsm_loop, determine_lsm): Removed.
21340 (tree_ssa_lim_finalize): Free data structures used by store motion.
21341 (tree_ssa_lim): Call analyze_memory_references. Use
21342 store_motion instead of determine_lsm.
21344 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21346 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
21347 rename tmake_file to m68hc11/t-m68hc11.
21348 (mcore): Set inhibit_libc to true.
21349 * config.host (alpha*-dec-*vms*): Set extra_programs.
21350 (interix3*): Don't use host_xmake_file.
21351 * configure.ac: Let config.gcc override inhibit_libc.
21352 * configure: Regenerate.
21354 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
21355 * config/t-openbsd-thread: Remove commented out lines.
21357 * config/x-interix: Remove.
21359 * config/m68hc11/t-m68hc11-gas: Rename to...
21360 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
21362 * config/mcore/t-mcore: Remove T_CFLAGS.
21363 * config/mcore/t-mcore-pe: Likewise.
21365 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21367 * configure.ac: Replace custom __GNU_SOURCE test with
21368 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
21369 * aclocal.m4: Regenerate.
21370 * configure: Regenerate.
21371 * config.in: Regenerate.
21373 2008-03-27 Richard Guenther <rguenther@suse.de>
21375 * fold-const.c (target.h): Include.
21376 (fold_comparison): Fold comparison of addresses of decls
21377 that bind locally or of constants. Consolidate address folding code.
21378 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
21379 results from fold_binary_to_constant.
21380 (compare_values_warnv): Likewise.
21382 2008-03-27 Andrew Pinski <pinskia@gmail.com>
21384 PR middle-end/35429
21385 * fold-const.c (fold_truthop): Check for integeral types when folding
21386 a == 0 && b == 0 and a != 0 || b != 0 .
21388 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
21390 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
21392 2008-03-26 Andreas Schwab <schwab@suse.de>
21394 * doc/invoke.texi: Fix use of @item vs. @itemx.
21396 2008-03-26 Tom Tromey <tromey@redhat.com>
21398 * Makefile.in (build/gensupport.o, build/print-rtl.o,
21399 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
21400 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
21401 build/gencodes.o, build/genconditions.o, build/genconfig.o,
21402 build/genconstants.o, build/genemit.o, build/genextract.o,
21403 build/genflags.o, build/genmddeps.o, build/genopinit.o,
21404 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
21407 2008-03-26 Richard Guenther <rguenther@suse.de>
21410 2008-03-26 Richard Guenther <rguenther@suse.de>
21412 * fold-const.c (target.h): Include.
21413 (fold_comparison): Fold comparison of addresses of two decls
21414 that bind locally. Consolidate address folding code.
21416 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21418 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
21419 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
21420 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
21421 dconstsqrt2, dconstthird, dconste and/or dconst10.
21422 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
21423 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
21424 dconstsqrt2, dconste): Delete.
21425 (init_emit_once): Likewise. Simplify initializing dconstm1.
21427 * real.c (get_real_const): New.
21428 * real.h (dconst3, dconst10, dconstm2, dconstthird,
21429 dconstsqrt2, dconste): Delete.
21430 (real_value_const, get_real_const): New.
21432 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
21434 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
21436 * config/i386/i386.c (ix86_function_arg_boundary): Check
21437 BIGGEST_ALIGNMENT instead of 128.
21438 (setup_incoming_varargs_64): Likewise.
21440 2008-03-26 Tom Tromey <tromey@redhat.com>
21442 * Makefile.in (DEPFILES): Add missing '/'.
21444 2008-03-26 Richard Guenther <rguenther@suse.de>
21446 * fold-const.c (target.h): Include.
21447 (fold_comparison): Fold comparison of addresses of two decls
21448 that bind locally. Consolidate address folding code.
21450 2008-03-26 Nick Clifton <nickc@redhat.com>
21453 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
21454 not allow INT+INT as a legitimate addressing mode.
21456 2008-03-26 Richard Guenther <rguenther@suse.de>
21458 * tree-flow.h (widen_bitfield): Remove declaration.
21459 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
21460 (widen_bitfield): Remove function.
21461 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
21464 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
21467 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
21470 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
21472 PR rtl-optimization/35232
21473 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
21474 (forget_old_reloads_1, forget_marked_reloads): Don't clear
21475 reg_reloaded_call_part_clobbered here.
21476 (reload_regs_reach_end_p): New function.
21477 (reload_reg_rtx_for_input): New variable.
21478 (reload_reg_rtx_for_output): Likewise.
21479 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
21480 when reassigning a pseudo register. Load reloadreg from
21481 reload_reg_rtx_for_input, moving the mode and register
21483 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
21484 instead of the original when deciding whether an input reload
21485 would be a no-op or whether an output reload can be deleted.
21486 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
21487 when setting up new_spill_reg_store. Load it from
21488 reload_reg_rtx_for_output, moving the mode and register
21490 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
21491 instead of the original when deciding whether an output reload
21492 would be a no-op. Do the same when modifying insn notes.
21493 Use rtx_equal_p instead of == to compare the registers.
21494 (inherit_piecemeal_p): Take a mode and two register numbers
21496 (emit_reload_insns): Clear new_spill_reg_store for every hard
21497 register in the reload register. Remove spill registers
21498 from reg_reloaded_valid before considering whether to record
21499 inheritance information for them. Use reload_reg_rtx_for_output
21500 instead of reg_rtx when recording output reloads. Use
21501 reload_reg_rtx_for_input instead of reg_rtx when recording
21502 input reloads. Set or clear reg_reloaded_call_part_clobbered
21503 at the same time as setting reg_reloaded_valid.
21504 (delete_output_reload): Add a new_reload_reg parameter and use it
21505 instead of rld[j].reg_rtx.
21506 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
21509 2008-03-25 Tom Tromey <tromey@redhat.com>
21511 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
21512 (build/genattr.o): Likewise.
21513 (build/genattrtab.o): Likewise.
21514 (build/gencodes.o): Likewise.
21515 (build/genconfig.o): Likewise.
21516 (build/genconstants.o): Likewise.
21517 (build/genemit.o): Likewise.
21518 (build/genextract.o): Likewise.
21519 (build/genflags.o): Likewise.
21521 2008-03-25 Bob Wilson <bob.wilson@acm.org>
21523 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
21524 instead of size_int for integer types.
21525 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
21526 to match type of MINUS_EXPR.
21528 2008-03-25 Tom Tromey <tromey@redhat.com>
21530 * configure: Rebuilt.
21531 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
21534 2008-03-25 Tom Tromey <tromey@redhat.com>
21536 * config/x-solaris (host-solaris.o): Update.
21537 * config/x-linux (host-linux.o): Update.
21538 * config/x-hpux (host-hpux.o): Update.
21539 * config/x-darwin (host-darwin.o): Update.
21540 * config/v850/t-v850e (v850-c.o): Update.
21541 * config/v850/t-v850 (v850-c.o): Update.
21542 * config/t-vxworks (vxworks.o): Update.
21543 * config/t-sol2 (sol2-c.o, sol2.o): Update.
21544 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
21545 * config/spu/t-spu-elf (spu-c.o): Update.
21547 * config/sh/t-symbian (sh-c.o): Update.
21548 (symbian.o): Update.
21549 * config/sh/t-sh (sh-c.o): Update.
21550 * config/score/t-score-elf (score7.o, score3.o): Update.
21551 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
21552 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
21553 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
21554 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
21555 (rs6000.o): Remove.
21556 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21557 * config/m32c/t-m32c (m32c-pragma.o): Update.
21558 * config/ia64/t-ia64 (ia64-c.o): Update.
21559 * config/i386/x-mingw32 (host-mingw32.o): Update.
21560 * config/i386/x-i386 (driver-i386.o): Update.
21561 * config/i386/x-darwin (host-i386-darwin.o): Update.
21562 * config/i386/x-cygwin (host-cygwin.o): Update.
21563 * config/i386/t-nwld (nwld.o): Update.
21564 * config/i386/t-netware (netware.o): Update.
21565 * config/i386/t-interix (winnt.o): Update.
21566 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
21567 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
21568 msformat-c.o): Update.
21569 * config/bfin/t-bfin-linux (generated_files): Add
21570 linux-sysroot-suffix.h.
21571 * config/arm/t-wince-pe (pe.o): Update.
21572 * config/arm/t-strongarm-pe (pe.o): Update.
21573 * config/arm/t-pe (pe.o): Update.
21574 * config/arm/t-arm (arm-c.o): Update.
21575 * doc/install.texi (Prerequisites): Require make 3.80.
21576 * Makefile.in: Remove .o targets.
21577 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
21578 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
21579 (simple_generated_h, simple_generated_c): Move earlier.
21580 (generated_files): New variable.
21581 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
21582 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
21583 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
21584 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
21585 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
21586 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
21587 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
21588 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
21589 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
21590 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
21591 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
21592 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
21594 (COMPILE.base, COMPILE): New variables.
21595 (%.o): New pattern rule.
21596 (ALL_HOST_OBJS): New variable.
21597 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
21598 (dummy-checksum.o, cc1-checksum.o): Remove.
21599 (DRIVER_SHLIB): New variable.
21600 (DRIVER_DEFINES): Use it.
21601 (gencondmd.c): Move out of build/.
21602 (s-conditions): Update.
21603 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
21604 (ALL_BUILD_OBJS): Likewise.
21605 (build/%.o): Use BUILDCOMPILE.
21606 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
21607 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
21608 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
21609 build/gencheck.o, build/gencodes.o, build/genconditions.o,
21610 build/genconfig.o, build/genconstants.o, build/genemit.o,
21611 build/genextract.o, build/genflags.o, build/genmddeps.o,
21612 build/genopinit.o, build/genoutput.o, build/genpeep.o,
21613 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
21614 build/gen-protos.o, build/scan.o, build/fix-header.o,
21615 build/scan-decls.o): Simplify.
21616 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
21617 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
21618 prefix.o, toplev.o): Reduce to variable setting.
21619 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
21620 ($(out_object_file), gcc-options.o): New targets.
21621 ($(ALL_HOST_OBJS)): New target. Include dependency files.
21622 * configure: Rebuilt.
21623 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
21624 * doc/sourcebuild.texi (Front End Directory): Document new variable.
21626 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
21628 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
21629 complain when we hit an error, return ERROR_MARK_NODE.
21631 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21633 * config/sh/constraints.md (Pso, Psz): New constraints.
21634 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
21635 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
21637 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21639 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
21640 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
21642 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21644 * config/sh/sh.md (prefetch): Add condition for SH2A target.
21645 (prefetch_sh2a): New.
21647 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21648 Naveen.H.S <naveen.hs@kpitcummins.com>
21650 * config/sh/constraints.md (I28): New constraint.
21651 * config/sh/sh.c (broken_move): Add support for movi20s.
21652 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
21654 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
21655 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21656 Naveen.H.S <naveen.hs@kpitcummins.com>
21658 * config/sh/sh.c (SH_ATTRIBUTES): Define.
21659 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21660 (print_operand): Handle resbank in %@ operand code.
21661 (sh_encode_section_info): New.
21662 (push_regs): Add conditions for resbank.
21663 (sh_expand_epilogue): Likewise.
21664 (sh_insert_attributes): Likewise.
21665 (sh_attribute_table): Likewise.
21666 (sh_handle_resbank_handler_attribute): New.
21667 (sh2a_handle_function_vector_handler_attribute): New.
21668 (sh2a_is_function_vector_call): New.
21669 (sh2a_get_function_vector_number): New.
21670 (sh2a_function_vector_p): New.
21671 (sh_cfun_resbank_handler_p): New.
21672 * config/sh/sh.md (calli): Emit jsr/n if possible.
21673 (calli_tbr_rel): New.
21674 (calli_pcrel): Emit jsr/n if possible.
21675 (return_i): Emit rts/n if possible.
21676 (call_valuei_tbr_rel): New.
21677 (call_valuei_pcrel): Add condition for SH2A target.
21678 (call_value): Likewise.
21679 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
21680 (sh2a_get_function_vector_number): Likewise.
21681 (sh2a_is_function_vector_call): Likewise.
21682 * doc/extend.texi: Document TBR relative addressing of SH2A.
21683 (resbank): Add description for SH2A.
21685 2008-03-24 Richard Guenther <rguenther@suse.de>
21688 * gimplify.c (gimplify_modify_expr): For frontend type-correct
21689 pointer assignments change conversions according to middle-end rules.
21690 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
21691 * configure.ac: Include type checking in yes.
21692 * configure: Regenerate.
21694 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21696 * diagnostic.c (diagnostic_count_diagnostic): Delete.
21697 (diagnostic_report_diagnostic): Update. Handle ICEs here.
21699 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
21701 * gthr-vxworks.h (UNUSED): Define.
21703 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
21705 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
21707 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
21709 * doc/extend.texi (Function Attributes): Add missing comma in the
21710 example of the "alloc_size" attribute.
21712 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
21715 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21717 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21720 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21723 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21724 of the underlying type of a MS bitfield layout to the natural
21725 alignment of the type.
21727 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21729 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21730 to their natural alignment to avoid store forwarding stalls.
21732 2008-03-22 Richard Guenther <rguenther@suse.de>
21734 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
21735 For PHI nodes verify the address is invariant.
21736 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
21737 (get_symbol_constant_value): Use is_gimple_min_invariant.
21738 (maybe_fold_stmt_indirect): Likewise.
21740 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
21742 PR rtl-optimization/33927
21743 * Makefile.in (dse.o): Depend on $(TM_P_H).
21744 * expr.h (extract_low_bits): Declare.
21745 * expmed.c (extract_low_bits): New function.
21746 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
21747 * dse.c: Include tm_p.h.
21748 (find_shift_sequence): Remove the read_reg argument and return the
21749 read value. Emit the instructions instead of returning them.
21750 Iterate on new_mode rather than calculating it each time.
21751 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
21752 source to NEW_MODE and extract_low_bits to convert the shifted
21753 value to READ_MODE.
21754 (replace_read): Allow the load and store to have different mode
21755 classes. Use extract_low_bits when SHIFT == 0. Create the shift
21756 or extraction instructions before trying the replacement. Update
21757 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
21759 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21761 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21762 to their natural alignment to avoid store forwarding stalls.
21764 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
21767 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
21768 encouraging but not allowing gprs for input;
21769 change the input constraint to !f#r.
21770 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
21772 change the output constraint to !f#r.
21774 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
21777 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
21778 corresponding post-reload splitters.
21779 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
21780 when x87 FP math is selected.
21781 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
21782 New function prototype.
21783 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
21784 unreachable function to ease macroization of insn patterns.
21786 2008-03-21 Martin Jambor <mjambor@suse.cz>
21788 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
21789 reference dumps if ddr is NULL or dependence is unknown.
21791 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21793 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
21794 unsigned extension into account.
21795 (ATOMIC_COMPARE_AND_SWAP): Likewise.
21796 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
21797 Do computations on a scratch register.
21799 2008-03-21 Richard Guenther <rguenther@suse.de>
21801 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
21802 Use is_gimple_min_invariant instead of TREE_INVARIANT.
21803 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
21804 * tree-ssa-dom.c (record_equality): Likewise.
21805 * tree-inline.c (copy_body_r): Likewise.
21806 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
21809 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
21811 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
21812 as 'delete_unused' argument.
21814 2008-03-20 Richard Guenther <rguenther@suse.de>
21816 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
21817 special casing of constant qualifiers.
21818 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
21819 care about them in general.
21820 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
21821 regardless of their type.
21822 (fold_stmt_r): Forcefully fold *& if we end up with that.
21824 2008-03-20 Paul Brook <paul@codesourcery.com>
21826 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
21827 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
21829 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
21831 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
21832 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
21834 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
21836 * common.opt (Wmudflap): New option.
21837 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
21838 (mx_register_decls): Likewise.
21839 (mudflap_finish_file): Likewise.
21840 * doc/invoke.texi: Document -Wno-mudflap.
21842 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
21844 * c-format.c (replace_format_name_to_system_name): New.
21845 (cmp_attribs): New.
21846 (convert_format_name_to_system_name): New.
21847 (decode_format_attr): Add use of convert_format_name_to_system_name.
21848 (format_types_orig): Add gnu_ prefix to names.
21849 (check_format_info_main): Special treating of \0 escaped names for
21850 supporting multi-character format specifiers as I32, I64.
21851 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
21852 (gnu_target_overrides_format_attributes): New.
21853 * c-format.h: Add structure target_ovr_attr to hold
21854 system specific formatter names.
21855 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
21856 msformat-c.o file to c_target_objs and cxx_target_objs.
21857 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21858 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
21859 (TARGET_N_FORMAT_TYPES): New.
21860 * config/i386/msformat-c.c: New.
21861 * config/i386/t-cygming: Add build rule for msformat-c.o.
21862 * doc/extend.texi: Add new format names gnu_* and ms_* and
21864 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
21866 2008-03-20 Ira Rosen <irar@il.ibm.com>
21868 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
21869 optimizations turned on under -O3.
21870 (ftree-vectorize): Add that the flag is turned on with -O3.
21872 2008-03-20 Ben Elliston <bje@au.ibm.com>
21874 * regmove.c (try_auto_increment): Fix spelling error in comment.
21875 * final.c (final_scan_insn): Likewise.
21877 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
21880 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
21881 allocator preferences for "y" and "r" class registers.
21882 ("*mov<mode>_internal"): Ditto.
21883 ("*movv2sf_internal_rex64"): Ditto.
21884 ("*movv2sf_internal"): Ditto.
21886 2008-03-19 Michael Matz <matz@suse.de>
21888 PR middle-end/35616
21889 * calls.c (expand_call): Check overlap of arguments with call
21890 address for sibcalls.
21892 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21895 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21896 of the underlying type of a MS bitfield layout to the natural
21897 alignment of the type.
21899 2008-03-19 Jan Hubicka <jh@suse.cz>
21902 * toplev.c (decode_d_option): Handle all CPP flags.
21903 * tree-vrp.c: Update tree_pass descriptors.
21904 * regrename.c: Update tree_pass descriptors.
21905 * fwprop.c: Update tree_pass descriptors.
21906 * doc/invoke.texi: Remove documentation of dropped -d? flags.
21907 * tree-into-ssa.c: Update tree_pass descriptors.
21908 * tree-dump.c: Update tree_pass descriptors.
21909 * tree-complex.c: Update tree_pass descriptors.
21910 * tree-dump.h: Update tree_pass descriptors.
21911 * see.c: Update tree_pass descriptors.
21912 * cgraphbuild.c: Update tree_pass descriptors.
21913 * tracer.c: Update tree_pass descriptors.
21914 * tree-loop-distribution.c: Update tree_pass descriptors.
21915 * cgraph.c: Update tree_pass descriptors.
21916 * postreload-gcse.c: Update tree_pass descriptors.
21917 * postreload.c: Update tree_pass descriptors.
21918 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
21919 * tree-tailcall.c: Update tree_pass descriptors.
21920 * tree-pass.h (tree_opt_pass): Rename to ...
21921 (opt_pass) ... this one; add "type" field and remove letter field.
21922 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
21923 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
21924 all_lowering_passes): Update declaration.
21925 * ipa-cp.c: Update tree_pass descriptors.
21926 * final.c: Update tree_pass descriptors.
21927 * omp-low.c: Update tree_pass descriptors.
21928 * tree-ssa-dse.c: Update tree_pass descriptors.
21929 * ipa-reference.c: Update tree_pass descriptors.
21930 * tree-ssa-uncprop.c: Update tree_pass descriptors.
21931 * auto-inc-dec.c: Update tree_pass descriptors.
21932 * reorg.c: Update tree_pass descriptors.
21933 * cgraphunit.c: Update tree_pass descriptors.
21934 * tree-ssa-copyrename.c: Update tree_pass descriptors.
21935 * tree-ssa-ccp.c: Update tree_pass descriptors.
21936 * df-core.c: Update tree_pass descriptors.
21937 * mode-switching.c: Update tree_pass descriptors.
21938 * tree-nomudflap.c: Update tree_pass descriptors.
21939 * modulo-sched.c: Update tree_pass descriptors.
21940 * ipa-pure-const.c: Update tree_pass descriptors.
21941 * cse.c: Update tree_pass descriptors.
21942 * web.c: Update tree_pass descriptors.
21943 * tree-stdarg.c: Update tree_pass descriptors.
21944 * tree-ssa-math-opts.c: Update tree_pass descriptors.
21945 * tree-ssa-dom.c: Update tree_pass descriptors.
21946 * tree-nrv.c: Update tree_pass descriptors.
21947 * tree-ssa-alias.c: Update tree_pass descriptors.
21948 * loop-init.c: Update tree_pass descriptors.
21949 * gimple-low.c: Update tree_pass descriptors.
21950 * ipa-inline.c: Update tree_pass descriptors.
21951 * tree-ssa-sink.c: Update tree_pass descriptors.
21952 * global.c: Update tree_pass descriptors.
21953 * ifcvt.c: Update tree_pass descriptors.
21954 * jump.c: Update tree_pass descriptors.
21955 * predict.c: Update tree_pass descriptors.
21956 * tree-ssa-loop.c: Update tree_pass descriptors.
21957 * recog.c: Update tree_pass descriptors.
21958 * dse.c: Update tree_pass descriptors.
21959 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
21960 * tree-eh.c: Update tree_pass descriptors.
21961 * regmove.c: Update tree_pass descriptors.
21963 * function.c: Update tree_pass descriptors.
21964 * tree-vectorizer.c: Update tree_pass descriptors.
21965 * gcse.c: Update tree_pass descriptors.
21966 * ipa-type-escape.c: Update tree_pass descriptors.
21967 * tree-if-conv.c: Update tree_pass descriptors.
21968 * init-regs.c: Update tree_pass descriptors.
21969 * ipa.c: Update tree_pass descriptors.
21970 * tree-ssa-phiopt.c: Update tree_pass descriptors.
21971 * rtl-factoring.c: Update tree_pass descriptors.
21972 * lower-subreg.c: Update tree_pass descriptors.
21973 * bt-load.c: Update tree_pass descriptors.
21974 * tree-dfa.c: Update tree_pass descriptors.
21975 * except.c: Update tree_pass descriptors.
21976 * emit-rtl.c: Update tree_pass descriptors.
21977 * cfgexpand.c: Update tree_pass descriptors.
21978 * tree-cfgcleanup.c: Update tree_pass descriptors.
21979 * cfgcleanup.c: Update tree_pass descriptors.
21980 * tree-ssa-pre.c: Update tree_pass descriptors.
21981 * tree-sra.c: Update tree_pass descriptors.
21982 * tree-mudflap.c: Update tree_pass descriptors.
21983 * tree-ssa-copy.c: Update tree_pass descriptors.
21984 * cfglayout.c: Update tree_pass descriptors.
21985 * tree-ssa-forwprop.c: Update tree_pass descriptors.
21986 * tree-ssa-dce.c: Update tree_pass descriptors.
21987 * tree-ssa.c: Update tree_pass descriptors.
21988 * regclass.c: Update tree_pass descriptors.
21989 * integrate.c: Update tree_pass descriptors.
21990 * tree-optimize.c: Update tree_pass descriptors.
21991 * tree-ssa-phiprop.c: Update tree_pass descriptors.
21992 * tree-object-size.c: Update tree_pass descriptors.
21993 * combine.c: Update tree_pass descriptors.
21994 * tree-outof-ssa.c: Update tree_pass descriptors.
21995 * bb-reorder.c: Update tree_pass descriptors.
21996 * stack-ptr-mod.c: Update tree_pass descriptors.
21997 * var-tracking.c: Update tree_pass descriptors.
21998 * tree-profile.c: Update tree_pass descriptors.
21999 * tree-vect-generic.c: Update tree_pass descriptors.
22000 * reg-stack.c: Update tree_pass descriptors.
22001 * sched-rgn.c: Update tree_pass descriptors.
22002 * tree-ssa-structalias.c: Update tree_pass descriptors.
22003 * tree-cfg.c: Update tree_pass descriptors.
22004 * passes.c (current_pass): Update declaration.
22005 (finish_optimization_passes): Update.
22006 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
22007 (register_one_dump_file, register_dump_files_1, next_pass_1):
22009 (init_optimization_passes): Update handling of new types.
22010 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
22011 * ipa-struct-reorg.c: Update tree_pass descriptors.
22012 * tree-ssa-reassoc.c: Update tree_pass descriptors.
22013 * combine-stack-adj.c: Update tree_pass descriptors.
22014 * cfgrtl.c: Update tree_pass descriptors.
22015 * dce.c: Update tree_pass descriptors.
22016 * tree-ssanames.c: Update tree_pass descriptors.
22018 2008-03-19 Richard Guenther <rguenther@suse.de>
22020 PR middle-end/35609
22021 * tree-ssa.c (walk_data): New structure.
22022 (warn_uninitialized_var): If not always_executed warn with "maybe"
22024 (execute_early_warn_uninitialized): Compute post-dominators.
22025 Initialize always_executed before processing each basic block.
22027 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
22030 * config/i386/i386.c (x86_this_parameter): Calculate correct location
22031 of "this" pointer when "regparm = N" or "fastcall" is in effect.
22033 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22035 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
22037 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
22039 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
22041 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
22042 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
22043 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
22044 target after ignore has been set, and move there also the commputation
22045 of subtarget and original_target.
22046 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
22047 (LANG_HOOKS_INITIALIZER): Remove it.
22048 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
22050 2008-03-18 Richard Guenther <rguenther@suse.de>
22052 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
22053 found an expression with constants, note that in the VN for the lhs.
22054 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
22055 fold them to constants if possible. Run cleanup_cfg if done so.
22056 (execute_pre): Return todo.
22057 (do_pre): Likewise.
22058 (execute_fre): Likewise.
22059 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
22061 (get_prop_source_stmt): Look through pointer conversions.
22063 2008-03-18 Jan Hubicka <jh@suse.cz>
22065 * tree-pretty-print.c: Include predict.h.
22066 (dump_generic_node): Dump predictor.
22067 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
22068 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
22069 * gimple-low.c (lower_stmt): Likewise.
22070 * expr.c (expand_expr_real): Likewise.
22071 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
22073 (build_predict_expr, build_predict_expr): New.
22074 * predict.h (predictor_name, build_predict_expr): Update.
22075 * c-typeck.c (c_finish_bc_stmt): Add prediction.
22076 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
22077 * predict.def (PRED_CONTINUE): Update hitrate.
22078 * tree.def (PREDICT_EXPR): Define.
22079 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
22080 do not handle BIND_EXPR.
22081 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
22082 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
22083 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
22086 2008-03-18 Michael Matz <matz@suse.de>
22088 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
22090 2008-03-18 Richard Guenther <rguenther@suse.de>
22092 * tree-gimple.h (is_gimple_invariant_address): Declare.
22093 (is_gimple_constant): Likewise.
22094 * tree-gimple.c (is_gimple_constant): New function.
22095 (is_gimple_invariant_address): Likewise.
22096 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
22097 and is_gimple_invariant_address.
22098 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
22100 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
22101 an addressable base.
22103 2008-03-18 Jakub Jelinek <jakub@redhat.com>
22105 PR middle-end/35611
22106 * gimplify.c (gimplify_expr): Gimplify second operand of
22109 2008-03-17 Richard Guenther <rguenther@suse.de>
22111 PR tree-optimization/19637
22112 * fold-const.c (fold_unary): Remove restrictions of removing
22113 intermediate pointer-conversions (P2)(P1)P0.
22114 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
22115 conversion to void pointer.
22116 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
22118 2008-03-16 James E. Wilson <wilson@tuliptree.org>
22121 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
22122 emulated thread local variables.
22124 2008-03-16 Richard Guenther <rguenther@suse.de>
22126 PR middle-end/35607
22127 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
22128 expand TREE_INVARIANT operations that are not gimple invariant.
22130 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
22132 * doc/extend.texi (Alignment): Say that the ABI controls
22133 the __alignof__ for non-strict-alignment targets rather
22134 than being a recommendation.
22136 2008-03-15 Paul Brook <paul@codesourcery.com>
22138 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
22140 (arm_output_fn_unwind): Mark functions that can not be unwound.
22142 2008-03-15 Paul Brook <paul@codesourcery.com>
22144 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
22145 extension instructions.
22147 2008-03-15 Richard Guenther <rguenther@suse.de>
22149 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
22150 and fold constant aggregate refs.
22151 (fold_const_aggregate_ref): Handle string constants
22152 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
22153 (evaluate_stmt): Simplify now that ccp_fold folds constant
22156 2008-03-15 Paul Brook <paul@codesourcery.com>
22158 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
22159 (extzv): Use gen_extzv_t2.
22160 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
22162 2008-03-15 Richard Guenther <rguenther@suse.de>
22164 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
22165 (fold_const_aggregate_ref): Likewise.
22166 (get_value): Return NULL if we don't have any values.
22167 (ccp_finalize): Set const_val to NULL after freeing it.
22168 * tree-flow.h (get_symbol_constant_value): Declare.
22169 (fold_const_aggregate_ref): Likewise.
22170 * tree-ssa-sccvn.c (try_to_simplify): Use them.
22172 2008-03-15 Richard Guenther <rguenther@suse.de>
22174 PR middle-end/35593
22175 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
22176 to not produce negative array indices if not allowed. Add
22177 parameter to indicate that.
22178 (maybe_fold_offset_to_component_ref): Allow negative array
22179 indices only for the first member of a structure.
22180 (maybe_fold_offset_to_reference): Allow negative array indices.
22181 (maybe_fold_stmt_addition): Likewise.
22183 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
22184 Anatoly Sokolov <aesok@post.ru>
22186 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
22187 (avr_arch): Add ARCH_AVR6.
22188 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
22189 (initial_elimination_offset): Initialize and use 'avr_pc_size'
22190 instead of fixed value 2.
22191 (print_operand_address): Use gs() asm specifier instead of pm().
22192 (avr_assemble_integer): (Ditto.).
22193 (avr_output_addr_vec_elt): (Ditto.).
22194 (print_operand): Handle "!" code.
22195 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
22196 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
22197 (AVR_HAVE_EIJMP_EICALL): Define.
22198 (AVR_3_BYTE_PC): Redefine.
22199 (AVR_2_BYTE_PC): (Ditto.).
22200 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
22201 (LINK_SPEC): Add atmega2560 and atmega2561.
22202 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
22204 * config/avr/avr.md (call_insn): Use eicall instead of icall
22205 for 3 byte PC devices.
22206 (call_value_insn): (Ditto.).
22207 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
22208 (indirect_jump): Use only for for 2 byte PC devices.
22209 (*tablejump): (Ditto.).
22210 (*indirect_jump_avr6): Add insn.
22211 (*tablejump_rjmp): Don't use for 3 byte PC devices.
22212 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
22213 instead of ijmp for 3 byte PC devices.
22214 (__tablejump2__): (Ditto.).
22215 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
22216 (MULITLIB_DIRNAMES): (Ditto.).
22217 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
22219 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
22221 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
22222 "sse2_umulsidi3". Use V1DI mode for operand 0.
22223 ("mmx_psadbw"): Use V1DI mode for operand 0.
22224 * config/i386/i386-modes.def (V1SI): New vector mode.
22225 * config/i386/i386.c (struct builtin_description)
22226 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
22227 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
22228 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
22229 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
22230 v1di_ftype_v8qi_v8qi type.
22231 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
22233 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
22234 __builtin_ia32_pmuludq]: Fix the mode of return value.
22236 2008-03-15 Richard Guenther <rguenther@suse.de>
22238 PR middle-end/35595
22239 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
22242 2008-03-14 Bob Wilson <bob.wilson@acm.org>
22244 * doc/invoke.texi (Option Summary, Xtensa Options): Document
22245 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
22246 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
22247 unless TARGET_SERIALIZE_VOLATILE is enabled.
22248 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
22249 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
22250 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
22252 2008-03-14 Richard Guenther <rguenther@suse.de>
22254 PR tree-optimization/34172
22255 * tree-flow.h (refs_may_alias_p): Declare.
22256 (get_single_def_stmt): Likewise.
22257 (get_single_def_stmt_from_phi): Likewise.
22258 (get_single_def_stmt_with_phi): Likewise.
22259 * tree-dfa.c (refs_may_alias_p): New function.
22260 (get_single_def_stmt): Likewise.
22261 (get_single_def_stmt_from_phi): Likewise.
22262 (get_single_def_stmt_with_phi): Likewise.
22263 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
22264 (vn_reference_lookup_1): New helper function.
22265 (vn_reference_lookup): Walk the virtual use-def chain to
22266 continue searching for a match if the def does not alias the
22267 reference we are looking for.
22269 2008-03-14 David Edelsohn <edelsohn@gnu.org>
22271 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
22272 archive and Perzl. Update The Written Word listing.
22274 2008-03-14 Richard Guenther <rguenther@suse.de>
22276 PR tree-optimization/34043
22277 PR tree-optimization/33989
22278 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
22280 (bitmap_find_leader): Use extra argument to verify dominance
22281 relationship inside a basic-block.
22282 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
22283 (find_leader_in_sets): Adjust.
22284 (create_component_ref_by_pieces): Take extra argument for
22285 dominance check, handle lookup failures.
22286 (find_or_generate_expression): Likewise.
22287 (create_expression_by_pieces): Likewise.
22288 (insert_into_preds_of_block): Adjust.
22289 (create_value_expr_from): If asked for, verify all operands
22290 are in the blocks AVAIL_OUT set.
22291 (make_values_for_stmt): Check for SSA_NAMEs that are life
22292 over an abnormal edge.
22293 (compute_avail): Remove such check.
22294 (do_SCCVN_insertion): New function.
22295 (eliminate): If we do not find a leader suitable for replacement
22296 insert a replacement expression from SCCVN if available.
22297 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
22298 (struct vn_ssa_aux): Add needs_insertion flag.
22299 * tree-ssa-sccvn.c (may_insert): New global flag.
22300 (copy_reference_ops_from_ref): Value-number union member access
22301 based on its size, not type and member if insertion is allowed.
22302 (visit_reference_op_load): For a weak match from union type
22303 punning lookup a view-converted value and insert a SSA_NAME
22304 for that value if that is not found.
22305 (visit_use): Make dumps shorter. Do not disallow value numbering
22306 SSA_NAMEs that are life over an abnormal edge to constants.
22307 (free_scc_vn): Release inserted SSA_NAMEs.
22308 (run_scc_vn): New flag to specify whether insertion is allowed.
22309 Process SSA_NAMEs in forward order.
22310 * tree-ssa-loop-im.c (for_each_index): Handle invariant
22311 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
22312 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
22313 pointer type to/from integral types that do not change the
22314 precision to regular conversions.
22316 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22318 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22319 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22320 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
22321 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
22322 input arguments and the mode of return value. Built-in functions
22323 that operate on whole 64-bit MMX register now use V1DI mode.
22325 2008-03-13 Alon Dayan <alond@il.ibm.com>
22326 Olga Golovanevsky <olga@il.ibm.com>
22328 PR tree-optimization/35041
22329 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
22330 to locate the right position in a statement.
22332 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22336 * config/i386/xmmintrin.h: Change all static inline functions to
22337 extern inline and add __gnu_inline__ attribute.
22338 * config/i386/bmintrin.h: Ditto.
22339 * config/i386/smmintrin.h: Ditto.
22340 * config/i386/tmmintrin.h: Ditto.
22341 * config/i386/mmintrin-common.h: Ditto.
22342 * config/i386/ammintrin.h: Ditto.
22343 * config/i386/emmintrin.h: Ditto.
22344 * config/i386/pmmintrin.h: Ditto.
22345 * config/i386/mmintrin.h: Ditto.
22346 * config/i386/mm3dnow.h: Ditto.
22348 2008-03-13 Jakub Jelinek <jakub@redhat.com>
22350 PR middle-end/35185
22351 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
22352 (lower_omp_2): New function.
22353 (lower_omp_1, lower_omp): Rewritten.
22355 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
22358 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
22359 with the phrase "Microsoft Windows compilers".
22360 (Push/Pop Macro Pragmas): New subsection. Document
22361 #pragma push_macro and pragma pop_macro.
22363 2008-03-12 Paul Brook <paul@codesourcery.com>
22365 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
22367 2008-03-12 Paul Brook <paul@codesourcery.com>
22369 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
22370 (thumb2_alusi3_short): Exclude PLUS and MINUS.
22371 (thumb2_addsi_shortim): Rename ...
22372 (thumb2_addsi_short): ... to this. Allow register operands.
22373 (thumb2_subsi_short): New pattern.
22374 (thumb2_one_cmplsi2_short,
22375 thumb2_negsi2_short): New patterns and peepholes.
22377 2008-03-12 Paul Brook <paul@codesourcery.com>
22379 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
22381 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
22383 * config/i386/i386.md (int_cond): New code iterator.
22385 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
22386 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
22387 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
22388 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
22389 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
22390 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
22391 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
22392 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
22394 2008-03-12 Paul Brook <paul@codesourcery.com>
22396 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
22397 instead of {arm,thumb}_compute_save_reg_mask.
22398 (output_return_instruction): Ditto.
22399 (thumb_unexpanded_epilogue): Ditto.
22400 (thumb1_expand_prologue): Ditto.
22401 (thumb1_output_function_prologue): Ditto.
22402 (arm_set_return_address): Ditto.
22403 (thumb_set_return_address): Ditto.
22404 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
22405 regs to achieve stack alignment.
22406 (thumb1_compute_save_reg_mask): Fix compiler warning.
22407 (arm_output_epilogue): Use offsets->saved_regs_mask.
22408 Adjust stack pointer by poping call clobered registers.
22409 (arm_expand_prologue): Use offsets->saved_regs_mask.
22410 Adjust stack pointer by pushing extra registers.
22411 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
22413 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
22416 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
22417 conversion to the operands of a multiplication.
22419 2008-03-12 Richard Guenther <rguenther@suse.de>
22421 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
22422 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
22423 * timevar.def (TV_TREE_PHIPROP): Add.
22424 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
22425 pass description. Use TV_TREE_PHIPROP.
22426 * tree-ssa-forwprop.c: Remove phiprop code.
22428 2008-03-12 Jakub Jelinek <jakub@redhat.com>
22430 PR middle-end/35549
22431 * omp-low.c (maybe_lookup_decl): Constify first argument.
22432 (use_pointer_for_field): Change last argument from bool to
22433 omp_context *. Disallow shared copy-in/out in nested
22434 parallel if decl is shared in outer parallel too.
22435 (build_outer_var_ref, scan_sharing_clauses,
22436 lower_rec_input_clauses, lower_copyprivate_clauses,
22437 lower_send_clauses, lower_send_shared_vars): Adjust callers.
22439 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
22440 Ira Rosen <irar@il.ibm.com>
22442 * tree-vectorizer.c (free_stmt_vec_info): New function.
22443 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
22444 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
22445 * tree-vectorizer.h (free_stmt_vec_info): Declare.
22446 * tree-vect-transform.c (vectorizable_conversion): Free
22447 vec_oprnds0 if it was allocated.
22448 (vect_permute_store_chain): Remove unused VECs.
22449 (vectorizable_store): Free VECs that are allocated in the..
22451 (vect_transform_strided_load, vectorizable_load): Likewise.
22452 (vect_remove_stores): Simplify the code.
22453 (vect_transform_loop): Move code to vect_remove_stores().
22454 Call vect_remove_stores() and free_stmt_vec_info().
22456 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22458 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
22459 TARGET_HPUX. Revise comment.
22460 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
22461 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
22462 Use sr4 variant of `be' instruction when not generating PIC code.
22463 (attr_length_call): Adjust for above change.
22465 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22467 * ipa-reference.c (static_execute): Remove module_statics_const and
22468 associated setting code.
22470 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22473 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
22474 predicate for operand 1.
22475 (paritysi2_cmp): Use register_operand predicate for operand 2.
22476 Use earlyclobber modifier for operand 1. Remove support for
22478 (paritydi2_cmp): Use register_operand predicate for operand 3.
22479 Use earlyclobber modifier for operand 1. Remove support for
22482 2008-03-11 Paul Brook <paul@codesourcery.com>
22483 Vladimir Prus <vladimir@codesourcery.com>
22485 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
22486 (arm_compute_save_reg0_reg12_mask): Always
22487 check if register 11 must be saved. Always safe hard frame pointer
22488 when frame_pointer_needeed.
22489 (arm_compute_save_reg_mask): Save IP and PC
22490 only with apcs frames.
22491 (arm_output_epilogue): Adjust Thumb2 codepath to
22492 be also invoked and work for ARM non-apcs frames.
22493 (arm_expand_prologue): Don't bother saving IP
22494 for non-apcs frame, since it's not clobbered by
22495 prologue code. Implement non-apcs frame
22498 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22500 PR rtl-optimization/35281
22501 * expr.c (convert_move): Use a new pseudo for the intermediate
22502 from_mode->word_mode result.
22504 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22506 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
22507 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
22508 * toplev.c (compile_file): Don't call it.
22510 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22512 PR middle-end/35526
22513 * expr.c (store_expr): Call emit_block_move if the mode
22514 of "temp" RTX is BLKmode.
22516 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22517 Richard Guenther <rguenther@suse.de>
22519 PR tree-optimization/31358
22520 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
22521 the step with a NULL_TREE.
22522 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
22523 to sizetype if type is a pointer type.
22524 (add_candidate_1): Don't convert the base and step to
22525 the generic type if the orginal type is a pointer type.
22526 (add_iv_value_candidates): Use sizetype for the step
22527 if type is a pointer type.
22528 (cand_value_at): Likewise.
22529 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
22531 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
22532 Don't convert the tem affine to the type.
22533 (add_elt_to_tree): Use sizetype for the step if a pointer.
22534 Use POINTER_PLUS_EXPR for pointers.
22535 (aff_combination_to_tree): Use sizetype for the step if a
22538 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
22540 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
22541 Remove commutativity hint.
22543 2008-03-10 Jakub Jelinek <jakub@redhat.com>
22547 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
22548 errorneous type. Check that v is a VAR_DECL.
22550 PR middle-end/35099
22551 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
22553 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
22555 PR tree-optimization/35494
22556 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
22557 may be overriden at link and run time.
22559 2008-03-10 Richard Guenther <rguenther@suse.de>
22561 PR tree-optimization/34677
22562 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
22563 (poolify_tree): Likewise.
22564 (modify_expr_template): Likewise.
22565 (poolify_modify_stmt): Likewise.
22566 (insert_fake_stores): Handle all component-ref style stores
22567 in addition to INDIRECT_REF. Also handle complex types.
22568 Do not poolify the inserted load.
22569 (realify_fake_stores): Do not rebuild the tree but only
22570 make it a SSA_NAME copy.
22571 (init_pre): Remove initialzation of modify_expr_template.
22572 Do not allocate modify_expr_node_pool.
22573 (fini_pre): Do not free modify_expr_node_pool.
22575 2008-03-10 Paul Brook <paul@codesourcery.com>
22577 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
22578 to avoid conflicts.
22580 2008-03-10 Paul Brook <paul@codesourcery.com>
22581 Mark Shinwell <shinwell@codesourcery.com>
22583 * config/arm/cortex-r4.md: New.
22584 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
22586 * config/arm/arm.md: Include cortex-r4.md.
22587 (insn): Add smmls, sdiv and udiv values.
22588 (generic_sched): Don't use generic scheduling for Cortex-R4.
22589 (arm_issue_rate): New function.
22590 (TARGET_SCHED_ISSUE_RATE): Define.
22592 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
22594 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
22596 2008-03-10 Richard Guenther <rguenther@suse.de>
22598 * tree-ssa-pre.c (get_sccvn_value): Simplify.
22599 (compute_avail): Do not add stmt uses to AVAIL_OUT.
22601 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
22603 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
22604 Set default to true.
22606 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22608 * c.opt (Wsynth): Deprecate.
22609 * doc/invoke.texi (Option Summary, Warning Options): Document
22610 -Wno-format-contains-nul.
22612 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
22615 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
22616 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
22618 2008-03-09 Ira Rosen <irar@il.ibm.com>
22620 * config/rs6000/rs6000.c (builtin_description): Rename vector
22621 left shift operations.
22622 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
22623 (altivec_vsl<VI_char>): Rename to ...
22624 (ashl<mode>3): ... new name.
22625 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
22627 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
22629 2008-03-08 Richard Guenther <rguenther@suse.de>
22631 * coverage.h (tree_coverage_counter_addr): Declare.
22632 * coverage.c (tree_coverage_counter_addr): New function.
22633 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
22634 before using again.
22635 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
22636 (tree_gen_one_value_profiler): Likewise.
22637 (tree_gen_ic_profiler): Likewise.
22638 (tree_gen_average_profiler): Likewise.
22639 (tree_gen_ior_profiler): Likewise.
22641 2008-03-08 Richard Guenther <rguenther@suse.de>
22643 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
22644 (vn_binary_op_insert): Likewise.
22645 (vn_unary_op_lookup): Likewise.
22646 (vn_unary_op_insert): Likewise.
22647 (vn_nary_op_lookup): Declare.
22648 (vn_nary_op_insert): Likewise.
22649 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
22650 and binary hashes, use a single obstack for unary_op_pool
22651 and binary_op_pool.
22652 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
22653 a single struct vn_nary_op_s. Store tree code length and
22654 a variable number of operands.
22655 (struct vn_reference_op_struct): Remove unused op2.
22656 (vn_reference_op_eq): Do not compare op2.
22657 (vn_reference_op_compute_hash): Do not compute hash of op2.
22658 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
22659 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
22660 with vn_nary_op_compute_hash.
22661 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
22662 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
22664 (vn_unary_op_insert, vn_binary_op_insert): Replace with
22666 (visit_unary_op): Call nary functions.
22667 (visit_binary_op): Likewise.
22668 (process_scc): Adjust for struct vn_tables_s changes.
22669 (allocate_vn_table): Likewise.
22670 (free_vn_table): Likewise.
22671 * tree-vn.c (vn_add): Call nary functions.
22672 (vn_lookup): Likewise.
22674 2008-03-08 Jakub Jelinek <jakub@redhat.com>
22677 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
22678 wdst back after sync_compare_and_swapqhi_internal.
22680 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
22683 * config/i386/i386-modes.def (V1DI): New vector mode.
22684 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
22685 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
22686 (MMXMODE248): Ditto.
22687 (MMXMODE): Add V1DI mode.
22688 (mmxvecsize): Change DI mode to V1DI mode.
22689 ("mov<mode>): Use MMXMODEI8 mode iterator.
22690 ("*mov<mode>_internal_rex64"): Ditto.
22691 ("*mov<mode>_internal"): Ditto.
22692 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
22693 ("mmx_sub<mode>3"): Ditto.
22694 ("mmx_adddi3"): Remove insn pattern.
22695 ("mmx_subdi3"): Ditto.
22696 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
22697 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
22698 ("mmx_ashl<mode>3"): Ditto.
22699 ("mmx_lshrdi3"): Remove insn pattern.
22700 ("mmx_ashldi3"): Ditto.
22701 * config/i386/i386.c (classify_argument): Handle V1DImode.
22702 (function_arg_advance_32): Ditto.
22703 (function_arg_32): Ditto.
22704 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
22705 mmx_addv1di3 insn pattern.
22706 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
22707 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
22708 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
22709 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
22710 Remove definitions of built-in functions.
22711 (V1DI_type_node): New node.
22712 (v1di_ftype_v1di_int): Ditto.
22713 (v1di_ftype_v1di_v1di): Ditto.
22714 (v2si_ftype_v2si_si): Ditto.
22715 (v4hi_ftype_v4hi_di): Remove node.
22716 (v2si_ftype_v2si_di): Ditto.
22717 (ix86_init_mmx_sse_builtins): Handle V1DImode.
22718 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
22719 Redefine builtins using def_builtin_const with *_ftype_*_int node.
22720 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
22721 Add new builtins using def_builtin_const.
22722 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
22723 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
22724 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
22725 * config/i386/mmintrin.h (__v1di): New typedef.
22726 (_mm_add_si64): Cast arguments to __v1di type.
22727 (_mm_sub_si64): Ditto.
22728 (_mm_sll_pi16): Cast __count to __v4hi type.
22729 (_mm_sll_pi32): Cast __count to __v2si type.
22730 (_mm_sll_si64): Cast arguments to __v1di type.
22731 (_mm_srl_pi16): Cast __count to __v4hi type.
22732 (_mm_srl_pi32): Cast __count to __v2si type.
22733 (_mm_srl_si64): Cast arguments to __v1di type.
22734 (_mm_sra_pi16): Cast __count to __v4hi type.
22735 (_mm_sra_pi32): Cast __count to __v2si type.
22736 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
22737 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
22738 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
22739 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
22740 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
22741 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
22742 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
22743 (_mm_srai_pi32): Use __builtin_ia32_psradi.
22744 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
22745 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22746 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22747 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
22749 2008-03-07 Joseph Myers <joseph@codesourcery.com>
22751 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
22753 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
22756 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
22757 reg+const addressing for Altivec modes. Don't generate reg+reg
22758 addressing for TFmode or TDmode quantities.
22760 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
22762 * c-common.c (vector_types_convertible_p): Call langhook
22763 instead of comptypes.
22765 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22768 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
22769 integral and scalar float variables which have a
22772 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
22774 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
22775 dwarf_register_span hook when emitting unwind information for
22776 register-to-memory saves.
22777 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
22778 (rs6000_frame_related): Remove call to spe_synthesize_frame.
22780 2008-03-06 Jakub Jelinek <jakub@redhat.com>
22782 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
22783 for the same VAR_DECL.
22785 2008-03-06 Tom Tromey <tromey@redhat.com>
22787 * treelang: Delete.
22788 * doc/standards.texi (Standards): Don't mention treelang.
22789 * doc/invoke.texi (Overall Options): Don't mention treelang.
22790 * doc/install.texi (Prerequisites): Don't mention bison or
22792 (Configuration): Don't mention treelang.
22793 (Building): Likewise.
22794 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
22796 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
22798 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
22799 word-extractions out of a multi-word object.
22801 2008-03-06 Richard Guenther <rguenther@suse.de>
22803 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
22804 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
22805 result type and precision.
22806 * expr.c (get_inner_reference): Set unsignedp based on the result
22807 type of BIT_FIELD_REF.
22808 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
22809 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
22810 (try_instantiate_multiple_fields): Likewise. Use the correct type
22812 (sra_build_assignment): Likewise.
22813 (sra_build_elt_assignment): Likewise.
22814 (sra_explode_bitfield_assignment): Likewise.
22815 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
22816 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
22817 set BIT_FIELD_REF_UNSIGNED.
22818 (vectorizable_load): Likewise.
22820 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
22822 * cse.c (cse_extended_basic_block): Invalidate artificial defs
22825 2008-03-06 Richard Guenther <rguenther@suse.de>
22827 * alias.c (struct alias_set_entry): Move has_zero_child field
22828 to pack with alias_set.
22830 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
22832 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22835 2008-03-05 Ian Lance Taylor <iant@google.com>
22837 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
22839 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
22841 * fwprop.c (update_df): Support width and offset parameters of
22843 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
22844 global_conflicts): Change DF_REF_EXTRACT to either
22845 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22846 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22847 * df-scan.c (df_ref_record, df_defs_record,
22848 df_ref_create_structure, df_def_record_1, df_uses_record,
22849 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
22850 df_bb_refs_collect, df_entry_block_defs_collect,
22851 df_exit_block_uses_collect): Support new width and offset fields.
22852 (ref_extract_pool): New storage pool.
22853 (df_free_ref): New function.
22854 (df_reg_chain_unlink, df_free_collection_rec,
22855 df_sort_and_compress_refs): Call df_free_ref.
22856 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
22858 (df_ref_create_structure): Allocate df_ref_extract if offset and
22859 width fields are used.
22860 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
22861 (df_uses_record): Get offset and width from ZERO_EXTRACT
22863 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
22864 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22865 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22866 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
22867 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
22868 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
22869 (df_ref_extract): New structure.
22870 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
22871 (df_ref_create): Add width and offset parameters.
22873 2008-03-05 Richard Guenther <rguenther@suse.de>
22875 * tree-ssa-structalias.c (get_constraint_for_component_ref):
22876 Use ranges_overlap_p.
22877 (offset_overlaps_with_access): Rename
22878 to ranges_overlap_p and move ...
22879 * tree-flow-inline.h (ranges_overlap_p): ... here.
22881 * tree.h (get_inner_reference, handled_component_p): Update
22884 * tree.h (record_component_aliases, get_alias_set,
22885 alias_sets_conflict_p, alias_sets_must_conflict_p,
22886 objects_must_conflict_p): Move declarations ...
22887 * alias.h (record_component_aliases, get_alias_set,
22888 alias_sets_conflict_p, alias_sets_must_conflict_p,
22889 objects_must_conflict_p): ... here.
22890 Include coretypes.h.
22891 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
22893 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
22895 * cfg.c: Include tree-flow.h.
22896 (remove_edge_raw): Call redirect_edge_var_map_clear.
22897 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
22898 * tree-flow-inline.h (redirect_edge_var_map_def): New.
22899 (redirect_edge_var_map_result): New.
22900 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
22901 PENDING_STMT use with redirect_edge_var_map_*.
22902 * tree-ssa.c (edge_var_maps): New definition.
22903 (redirect_edge_var_map_add): New.
22904 (redirect_edge_var_map_clear): New.
22905 (redirect_edge_var_map_dup): New.
22906 (redirect_edge_var_map_vector): New.
22907 (redirect_edge_var_map_destroy): New.
22908 (ssa_redirect_edge): Replace PENDING_STMT use with
22909 redirect_edge_var_map_*.
22910 (flush_pending_stmts): Same.
22911 (delete_tree_ssa): Destroy edge var map.
22912 * tree-flow.h (struct _edge_var_map): New.
22913 Define edge_var_map vector type.
22914 Declare redirect_edge_var_map_* prototypes.
22915 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
22916 * tree-cfg.c (reinstall_phi_args): Replace
22917 PENDING_STMT use with redirect_edge_var_map_*.
22919 2008-03-05 Richard Guenther <rguenther@suse.de>
22921 PR tree-optimization/35472
22922 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
22923 whose single use_stmt has a overlapping set of loaded and
22924 stored symbols as that use_stmt might be a noop assignment then.
22926 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
22928 * gthr-rtems.h: Implement __gthread_mutex_destroy.
22930 2008-03-05 Richard Guenther <rguenther@suse.de>
22933 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
22934 should be constants.
22935 * tree-cfg.c (verify_expr): Verify it.
22936 * fold-const.c (fold_truthop): Remove code generating
22937 BIT_FIELD_REFs of structure bases.
22938 (fold_binary): Likewise.
22939 (fold_ternary): Position and size of BIT_FIELD_REFs are
22940 always host integers.
22941 (make_bit_field_ref): Remove.
22942 (optimize_bit_field_compare): Remove.
22943 (all_ones_mask_p): Remove.
22945 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
22948 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
22949 (split_block_and_df_analyze): New. Split basic block and rebuild
22951 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
22953 (split_pattern_seq): Likewise.
22954 (erase_matching_seqs): Likewise.
22955 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
22957 2008-03-04 Geoff Keating <geoffk@apple.com>
22959 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
22960 declaration and code.
22961 (tree_invalid_nonnegative_warnv_p): Likewise.
22963 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
22965 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
22966 examples. Truncate option-names then causing overfull hbox.
22968 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22971 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
22973 * configure: Rebuilt.
22975 2008-03-04 Rafael Espíndola <espindola@google.com>
22977 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
22978 (tree_unary_nonnegative_warnv_p): New.
22979 (tree_binary_nonnegative_warnv_p): New.
22980 (tree_single_nonnegative_warnv_p): New.
22981 (tree_invalid_nonnegative_warnv_p): New.
22982 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
22984 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22987 * opts.c (handle_option): Postpone 'unknown option' errors only for
22990 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
22993 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
22996 2008-03-04 Rafael Espíndola <espindola@google.com>
22998 * fold-const.c (tree_unary_nonzero_warnv_p): New.
22999 (tree_binary_nonzero_warnv_p): New.
23000 (tree_single_nonzero_warnv_p): New.
23001 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
23003 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
23005 PR middle-end/35456
23006 * fold-const.c (fold_cond_expr_with_comparison): Prevent
23007 transformations for modes that have signed zeros.
23008 * ifcvt.c (noce_try_abs): Ditto.
23010 2008-03-04 Joseph Myers <joseph@codesourcery.com>
23012 * config/i386/i386.c (override_options): Force
23013 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
23015 2008-03-04 Jan Hubicka <jh@suse.cz>
23018 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
23021 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23023 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
23024 label to probe the stack.
23026 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23028 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
23029 (__gthr_win32_mutex_destroy): Declare.
23030 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
23031 __gthr_win32_mutex_destroy.
23032 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
23034 2008-03-03 Jan Hubicka <jh@suse.cz>
23037 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
23038 aggressive on inlining cold calls.
23040 2008-03-03 Richard Guenther <rguenther@suse.de>
23042 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
23043 struct copies into the expression table.
23044 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
23045 (try_to_simplify): Likewise.
23046 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
23047 integral and pointer arguments which do not change the
23048 precision to NOP_EXPRs.
23049 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
23050 VIEW_CONVERT_EXPR case.
23052 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
23054 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
23055 defined in a loop at depth 0 is invariant.
23056 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
23057 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
23058 be called at loop depth 0.
23060 2008-03-02 Jakub Jelinek <jakub@redhat.com>
23063 * gcc.c (process_command): Update copyright notice dates.
23064 * gcov.c (print_version): Likewise.
23065 * gcov-dump.c (print_version): Likewise.
23066 * mips-tfile.c (main): Likewise.
23067 * mips-tdump.c (main): Likewise.
23069 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23072 * c-common.c (flag_permissive): Delete.
23073 (constant_expression_warnings): Check flags first.
23074 (constant_expression_error): New.
23075 * c-common.h (flag_permissive): Delete.
23076 (constant_expression_error): Declare.
23077 * flags.h (flag_permissive): Declare. Update description.
23078 * diagnostic.c (pedwarn): Update.
23080 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
23081 (permissive_error_kind): New.
23082 * toplev.c (flag_permissive): Define. Update description.
23083 * toplev.h (permissive_error_kind): Declare.
23084 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
23085 (pedwarn_c90): Use pedantic_warning_kind.
23086 * c-opts.c (c_common_post_options): flag_permissive does not affect
23087 flag_pedantic_errors.
23089 2008-03-02 Joseph Myers <joseph@codesourcery.com>
23091 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
23092 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
23093 __absvsi2, __absvDI2): Use unsigned arithmetic.
23095 2008-03-02 Andi Kleen <ak@suse.de>
23096 Richard Guenther <rguenther@suse.de>
23098 * struct-equiv.c: Remove file.
23099 * cfg_cleanup.c (condjump_equiv_p): Remove.
23100 * Makefile.in (OBJS-common): Remove struct-equiv.o.
23101 (struct-equiv.o): Remove rule.
23102 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
23103 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
23104 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
23106 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23108 * ifcvt.c (noce_process_if_block): Try to handle only the then
23109 block if the else block exists but isn't suitable.
23111 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23114 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
23115 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
23116 regression from previous patch.
23118 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23121 * gthr.h: Add __gthread_mutex_destroy as a function that must be
23123 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
23124 * gthr-single.h (__gthread_mutex_destroy): Likewise.
23125 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
23126 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
23127 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
23128 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
23129 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
23130 (__gthread_mutex_destroy_function): Rename to
23131 __gthread_mutex_destroy.
23132 * gthr-dce.h (__gthread_mutex_destroy): Call
23133 pthread_mutex_destroy.
23134 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
23135 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
23136 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
23138 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23140 * df-scan.c (df_ref_chain_change_bb): Simplify.
23141 (df_insn_change_bb): Add new_bb argument. Simplify. Call
23142 set_block_for_insn if there's any change.
23143 * df.h ((df_insn_change_bb): Fix prototype.
23144 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
23145 df_insn_change_bb, don't call set_block_for_insn.
23146 * emit-rtl.c (reorder_insns): Likewise.
23147 * haifa-sched.c (move_insn): Likewise.
23149 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23151 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
23153 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23155 * tree-flow-inline.h (next_readonly_imm_use): Return
23156 NULL_USE_OPERAND_P after the end.
23158 2008-03-01 Richard Guenther <rguenther@suse.de>
23160 PR tree-optimization/35411
23161 * tree-sra.c (sra_build_assignment): Split conversion to
23162 final type to a separate statement if we are not assigning
23165 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23167 * fold-const.c (fold_convertible_p): Correct the logic to follow
23168 that in fold_convert().
23170 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
23173 * tree-inline.c (build_duplicate_type): When we make a
23174 duplicate type, make it unique in the canonical types system.
23176 2008-02-29 Tom Tromey <tromey@redhat.com>
23178 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
23179 input_file_stack_history, input_file_stack_restored): Remove.
23180 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23181 * input.h (struct file_stack): Remove.
23182 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23183 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
23185 * diagnostic.h (struct diagnostic_context) <last_module>: Change
23187 (diagnostic_last_module_changed): Add 'map' argument.
23188 (diagnostic_set_last_function): Likewise.
23189 * diagnostic.c (undiagnostic_report_current_module): Iterate using
23190 line map, not input_file_stack.
23191 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
23193 2008-02-29 Paul Brook <paul@codesourcery.com>
23195 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
23197 2008-02-29 Paul Brook <paul@codesourcery.com>
23199 * config/arm/ieee754-df.S (muldf3): Use RET macros.
23201 2008-02-29 Richard Guenther <rguenther@suse.de>
23203 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
23205 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
23206 value for comparing for a store match.
23207 (simplify_unary_expression): Do nothing for SSA_NAMEs.
23208 (try_to_simplify): Do not do a full-blown reference lookup.
23210 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23212 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
23213 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
23215 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
23217 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
23219 * tree-loop-linear.c (try_interchange_loops): Compare memory access
23220 strides against cache sizes.
23222 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23224 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
23227 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
23229 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
23230 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
23231 is smaller than the original promoted value.
23232 (simplify_subreg): If OP is a SUBREG, try to preserve its
23233 SUBREG_PROMOTED_VAR_P information.
23235 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
23237 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
23238 (VN_INFO_GET): Allocate new objects on the obstack.
23239 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
23240 for rpo_numbers_temp, for consistency.
23241 (free_scc_vn): Free the obstack.
23243 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
23245 * doc/invoke.texi: Document -ftree-loop-distribution.
23246 * tree-loop-distribution.c: New.
23247 * tree-pass.h (pass_loop_distribution): New.
23248 * graphds.h (struct graph): Add htab_t indices.
23249 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
23250 * tree-vectorizer.c (rename_variables_in_loop): Extern.
23251 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
23252 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
23253 * tree-data-ref.c (debug_data_dependence_relations): New.
23254 (dump_data_dependence_relation): Also print data references.
23255 (free_data_ref): Extern.
23256 (same_access_functions): Moved...
23257 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
23258 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23259 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
23260 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
23261 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
23262 (stmts_from_loop): Skip LABEL_EXPR.
23263 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
23265 (build_rdg): Initialize rdg->indices htab.
23266 (free_rdg, stores_from_loop, ref_base_address,
23267 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
23268 have_similar_memory_accesses_1, ref_base_address_1,
23269 remove_similar_memory_refs): New.
23270 * tree-data-ref.h: Depend on tree-chrec.h.
23271 (debug_data_dependence_relations, free_data_ref): Declared.
23272 (same_access_functions): ... here.
23273 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
23275 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
23276 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
23277 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
23278 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23279 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
23280 rdg_vertex_for_stmt): Declared.
23281 (struct rdg_edge): Add level.
23283 (free_rdg, stores_from_loop, remove_similar_memory_refs,
23284 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
23286 (rdg_has_similar_memory_accesses): New.
23287 * tree-vect-analyze.c: Remove unused static decls.
23288 * lambda.h (dependence_level): New.
23289 * common.opt (ftree-loop-distribution): New.
23290 * tree-flow.h (mark_virtual_ops_in_bb,
23291 slpeel_tree_duplicate_loop_to_edge_cfg,
23292 rename_variables_in_loop): Declared.
23293 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
23294 (OBJS-common): Add tree-loop-distribution.o.
23295 (tree-loop-distribution.o): New rule.
23296 * tree-cfg.c (mark_virtual_ops_in_bb): New.
23297 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
23298 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
23300 2008-02-28 Joseph Myers <joseph@codesourcery.com>
23303 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
23304 other than structures and unions.
23306 2008-02-28 Richard Guenther <rguenther@suse.de>
23309 2008-02-26 Richard Guenther <rguenther@suse.de>
23311 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23312 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23313 (lookup_decl_from_uid): Declare.
23314 (remove_decl_from_map): Likewise.
23315 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23316 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23317 (decl_for_uid_map): New global hashtable mapping DECL_UID
23319 (init_ttree): Allocate it.
23320 (insert_decl_to_uid_decl_map): New helper function.
23321 (make_node_stat): Insert new decls into the map.
23322 (copy_node_stat): Likewise.
23323 (lookup_decl_from_uid): New function.
23324 (remove_decl_from_map): Likewise.
23325 (print_decl_for_uid_map_statistics): New helper.
23326 (dump_tree_statistics): Call it.
23328 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23329 (referenced_var_iterator): Adjust.
23330 (FOR_EACH_REFERENCED_VAR): Adjust.
23331 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23332 (num_referenced_vars): Adjust.
23333 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23334 (first_referenced_var): Remove.
23335 (end_referenced_vars_p): Likewise.
23336 (next_referenced_var): Likewise.
23337 (referenced_var_iterator_set): New helper function.
23338 * tree-dfa.c (referenced_var_lookup): Adjust.
23339 (referenced_var_check_and_insert): Likewise.
23340 (remove_referenced_var): Likewise.
23341 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23342 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23343 (verify_call_clobbering): Likewise.
23344 (verify_memory_partitions): Likewise.
23345 (init_tree_ssa): Allocate bitmap instead of hashtable for
23347 (delete_tree_ssa): Adjust.
23348 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23349 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23350 (compute_tag_properties): Likewise.
23351 (set_initial_properties): Likewise.
23352 (find_partition_for): Likewise.
23353 (update_reference_counts): Likewise.
23354 (dump_may_aliases_for): Likewise.
23355 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23356 (add_call_clobber_ops): Likewise.
23357 (add_call_read_ops): Likewise.
23358 (get_asm_expr_operands): Likewise.
23359 * tree-into-ssa.c (dump_decl_set): Likewise.
23360 (update_ssa): Likewise.
23361 * tree-sra.c (scan_function): Likewise.
23362 (decide_instantiations): Likewise.
23363 (scalarize_parms): Likewise.
23364 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23365 (dsa_named_for): Likewise.
23366 * tree-ssa-structalias.c (update_alias_info): Likewise.
23367 (merge_smts_into): Likewise.
23369 2008-02-27 David Daney <ddaney@avtrex.com>
23372 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
23373 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
23374 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
23375 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
23376 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
23378 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
23381 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
23382 (BUILT_IN_NEXTTOWARD): Remove.
23383 (BUILT_IN_NEXTTOWARDF): Ditto.
23384 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
23385 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
23387 2008-02-27 Tom Tromey <tromey@redhat.com>
23389 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
23390 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
23392 2008-02-27 Jan Beulich <jbeulich@novell.com>
23394 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
23395 update the respective field on newdecl.
23397 2008-02-27 Revital Eres <eres@il.ibm.com>
23399 PR rtl-optimization/34999
23400 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
23401 crossing edges that ends with a call insn.
23402 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
23403 call insn and clear the EDGE_CROSSING flag of the crossing edge
23404 when fixing fallthru edges.
23406 2008-02-27 Richard Guenther <rguenther@suse.de>
23408 PR middle-end/35390
23409 * fold-const.c (fold_unary): Return the correct argument,
23410 converted to the result type.
23412 2008-02-27 Richard Guenther <rguenther@suse.de>
23414 PR middle-end/34971
23415 * expr.c (expand_expr_real_1): Assert on rotates that operate
23417 * fold-const.c (fold_binary): Use the types precision, not the
23418 bitsize of the mode if folding rotate expressions. Build rotates
23419 only for full modes.
23421 2008-02-27 Jakub Jelinek <jakub@redhat.com>
23423 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
23424 and CPP_PRAGMA_EOL.
23425 * c-pragma.c (pragma_ns_name): New typedef.
23426 (registered_pp_pragmas): New variable.
23427 (c_pp_lookup_pragma): New function.
23428 (c_register_pragma_1): If flag_preprocess_only, do nothing
23429 for non-expanded pragmas, for expanded ones push pragma's
23430 namespace and name into registered_pp_pragmas vector.
23431 (c_invoke_pragma_handler): Register OpenMP pragmas even when
23432 flag_preprocess_only, don't register GCC pch_preprocess
23433 pragma if flag_preprocess_only.
23434 * c-opts.c (c_common_init): Call init_pragma even if
23435 flag_preprocess_only.
23436 * c-pragma.c (c_pp_lookup_pragma): New prototype.
23437 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
23438 cpp_register_pragma if flag_preprocess_only.
23440 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23443 * c-parser.c (c_parser_translation_unit): Warn for empty
23444 translation unit, not empty source file.
23446 2008-02-26 Paul Brook <paul@codesourcery.com>
23448 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
23449 operand for Thumb-2.
23450 * config/arm/arm.h (reg_class): Add CORE_REGS.
23451 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
23452 (BASE_REG_CLASS): Use CORE_REGS.
23453 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
23454 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
23455 (REGNO_OK_FOR_INDEX_P): Exclude SP.
23456 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
23457 ARM_REGNO_OK_FOR_INDEX_P.
23458 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
23459 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
23460 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
23461 (ldm/stm peepholes): Ditto.
23462 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
23463 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
23464 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
23465 * config/arm/constraints.md: Enable "k" constraint on ARM.
23467 2008-02-27 Ben Elliston <bje@au.ibm.com>
23469 * config/rs6000/rs6000.c: Annotate cache line size field in all
23470 instances of struct processor_costs.
23472 2008-02-26 David Edelsohn <edelsohn@gnu.org>
23474 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
23475 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
23476 jump_bypass): New counters.
23477 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
23478 * dce.c (gate_ud_dce): Same.
23479 (gate_fast_dce): Same.
23480 * dse.c (gate_dse1): New function.
23481 (gate_dse2): New function.
23482 (gate_dse): Merge results of new gate functions.
23483 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
23484 (gate_handle_jump_bypass): Add dbg_cnt.
23485 (gate_handle_gcse): Add dbg_cnt.
23486 * ifcvt.c (gate_handle_if_conversion): Same.
23487 (gate_handle_if_after_combine): Same.
23488 (gate_handle_if_after_reload): Same.
23489 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
23491 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
23493 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
23495 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
23497 2008-02-26 Jason Merrill <jason@redhat.com>
23500 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
23501 alone if it's the naming decl for the type's main variant.
23503 2008-02-26 Tom Tromey <tromey@redhat.com>
23505 * system.h (USE_MAPPED_LOCATION): Poison.
23506 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
23507 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
23508 (make_goto_expr_edges): Likewise.
23509 (remove_bb): Likewise.
23510 (execute_warn_function_return): Likewise.
23511 * basic-block.h (struct edge_def) <goto_locus>: Change type to
23513 * c-common.c (fname_decl): Remove old location code.
23514 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
23516 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
23518 (ASM_INPUT_SOURCE_LOCATION): Likewise.
23519 (gen_rtx_ASM_INPUT): Likewise.
23520 (gen_rtx_ASM_INPUT_loc): Likewise.
23521 (get_rtx_asm_OPERANDS): Remove.
23522 * cfglayout.c (insn_locators_alloc): Remove old location code.
23523 (set_curr_insn_source_location): Likewise.
23524 (curr_insn_locator): Likewise.
23525 * print-tree.c (print_node): Remove old location code.
23526 * tree-mudflap.c (mf_varname_tree): Remove old location code.
23527 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
23528 * cfgexpand.c (expand_gimple_cond_expr): Don't use
23529 location_from_locus.
23530 (construct_exit_block): Remove old location code.
23531 * emit-rtl.c (force_next_line_note): Remove old location code.
23532 * profile.c (branch_prob): Remove old location code.
23533 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
23534 LOC_LINE): Remove old-location variants.
23535 * langhooks.c (lhd_print_error_function): Remove old location
23537 * configure, config.in: Rebuilt.
23538 * configure.ac (--enable-mapped-location): Remove.
23539 * c-decl.c (c_init_decl_processing): Remove old location code.
23540 (finish_function): Likewise.
23541 * recog.c (decode_asm_operands): Remove old location code.
23542 * c-pch.c (c_common_read_pch): Remove old location code.
23543 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
23545 * gimple-low.c (lower_function_body): Remove old location code.
23546 * toplev.c (unknown_location): Remove.
23547 (push_srcloc): Remove old-location variant.
23548 (process_options): Remove old location code.
23549 (lang_dependent_init): Likewise.
23550 * input.h (UNKNOWN_LOCATION): Move definition.
23551 (location_t): Undeprecate.
23552 (source_locus): Remove.
23553 (location_from_locus): Remove.
23554 (struct location_s): Remove.
23555 Remove all old-location code.
23556 (input_line, input_filename): Remove.
23557 * final.c (final_scan_insn): Remove old location code.
23558 * diagnostic.c (diagnostic_build_prefix): Remove
23559 USE_MAPPED_LOCATION test.
23560 * tree.h (gimple_stmt) <locus>: Now a location_t.
23561 (tree_exp) <locus>: Likewise.
23562 (DECL_IS_BUILTIN): Remove old-location variant.
23563 (annotate_with_file_line, annotate_with_locus): Likewise.
23564 (expr_locus, set_expr_locus): Update.
23565 * tree.c (build1_stat): Remove old location code.
23566 (last_annotated_node): Remove.
23567 (annotate_with_file_line): Remove old-location variant.
23568 (annotate_with_locus): Likewise.
23569 (expr_location): Remove old location code.
23570 (set_expr_location): Likewise.
23571 (expr_has_location): Likewise.
23572 (expr_locus): Likewise.
23573 (set_expr_locus): Likewise.
23574 (expr_filename): Don't use location_from_locus.
23575 (expr_lineno): Likewise.
23576 * rtl-error.c (location_for_asm): Remove old location code.
23577 * c-lex.c (cb_line_change): Remove old location code.
23578 (fe_file_change): Likewise.
23579 (cb_def_pragma): Likewise.
23580 (c_lex_with_flags): Likewise.
23581 * gengtype.c (do_typedef): Don't special-case location types.
23582 (define_location_structures): Remove.
23583 (main): Don't call define_location_structures.
23584 * tree-pretty-print.c (dump_implicit_edges): Remove old location
23587 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23590 * builtins.def (BUILT_IN_STDARG_START): Remove.
23591 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
23592 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
23593 * tree-inline.c (inline_forbidden_p_1): Likewise.
23595 2008-02-26 Richard Guenther <rguenther@suse.de>
23597 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23598 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23599 (lookup_decl_from_uid): Declare.
23600 (remove_decl_from_map): Likewise.
23601 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23602 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23603 (decl_for_uid_map): New global hashtable mapping DECL_UID
23605 (init_ttree): Allocate it.
23606 (insert_decl_to_uid_decl_map): New helper function.
23607 (make_node_stat): Insert new decls into the map.
23608 (copy_node_stat): Likewise.
23609 (lookup_decl_from_uid): New function.
23610 (remove_decl_from_map): Likewise.
23611 (print_decl_for_uid_map_statistics): New helper.
23612 (dump_tree_statistics): Call it.
23614 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23615 (referenced_var_iterator): Adjust.
23616 (FOR_EACH_REFERENCED_VAR): Adjust.
23617 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23618 (num_referenced_vars): Adjust.
23619 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23620 (first_referenced_var): Remove.
23621 (end_referenced_vars_p): Likewise.
23622 (next_referenced_var): Likewise.
23623 (referenced_var_iterator_set): New helper function.
23624 * tree-dfa.c (referenced_var_lookup): Adjust.
23625 (referenced_var_check_and_insert): Likewise.
23626 (remove_referenced_var): Likewise.
23627 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23628 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23629 (verify_call_clobbering): Likewise.
23630 (verify_memory_partitions): Likewise.
23631 (init_tree_ssa): Allocate bitmap instead of hashtable for
23633 (delete_tree_ssa): Adjust.
23634 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23635 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23636 (compute_tag_properties): Likewise.
23637 (set_initial_properties): Likewise.
23638 (find_partition_for): Likewise.
23639 (update_reference_counts): Likewise.
23640 (dump_may_aliases_for): Likewise.
23641 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23642 (add_call_clobber_ops): Likewise.
23643 (add_call_read_ops): Likewise.
23644 (get_asm_expr_operands): Likewise.
23645 * tree-into-ssa.c (dump_decl_set): Likewise.
23646 (update_ssa): Likewise.
23647 * tree-sra.c (scan_function): Likewise.
23648 (decide_instantiations): Likewise.
23649 (scalarize_parms): Likewise.
23650 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23651 (dsa_named_for): Likewise.
23652 * tree-ssa-structalias.c (update_alias_info): Likewise.
23653 (merge_smts_into): Likewise.
23655 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23658 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
23659 * c-opts.c (c_common_handle_option): Wall enables
23660 Wvolatile-register-var.
23661 * common.opt: Move Wvolatile-register-var to...
23664 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23666 * common.opt (Wlarger-than=): New.
23667 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
23669 * opts.c (common_handle_option): Handle -Wlarger-than=.
23670 * optc-gen.awk: Likewise.
23671 * opth-gen.awk: Likewise.
23672 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
23673 * tree-optimize.c (tree_rest_of_compilation): Likewise.
23675 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23677 * c-common.c (match_case_to_enum_1): Add appropriate
23678 OPT_W* parameter to warning.
23679 (c_do_switch_warnings): Likewise.
23680 * c-typeck.c (warning_init): Add one more parameter following
23681 'warning' function.
23682 (push_init_level): Update call to warning_init.
23683 (pop_init_level): Likewise.
23684 (add_pending_init): Likewise.
23685 (output_init_element: Likewise.
23687 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23690 * toplev.c (toplev_main): If there are warnings or error, print
23691 errors for ignored options.
23692 * opts.c (ignored_options): New static variable.
23693 (postpone_unknown_option_error): New.
23694 (print_ignored_options): New.
23695 (handle_option): Postpone errors for unknown -Wno-* options.
23696 * opts.h (print_ignored_options): Declare.
23698 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
23700 * config/mips/mips.md (loadgp_blockage, blockage): Change type
23703 2008-02-25 Richard Guenther <rguenther@suse.de>
23706 2008-02-25 Richard Guenther <rguenther@suse.de>
23708 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23709 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23710 (lookup_decl_from_uid): Declare.
23711 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23712 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23713 (decl_for_uid_map): New global hashtable mapping DECL_UID
23715 (init_ttree): Allocate it.
23716 (insert_decl_to_uid_decl_map): New helper function.
23717 (make_node_stat): Insert new decls into the map.
23718 (copy_node_stat): Likewise.
23719 (lookup_decl_from_uid): New function.
23720 (print_decl_for_uid_map_statistics): New helper.
23721 (dump_tree_statistics): Call it.
23723 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23724 (referenced_var_iterator): Adjust.
23725 (FOR_EACH_REFERENCED_VAR): Adjust.
23726 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23727 (num_referenced_vars): Adjust.
23728 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23729 (first_referenced_var): Remove.
23730 (end_referenced_vars_p): Likewise.
23731 (next_referenced_var): Likewise.
23732 (referenced_var_iterator_set): New helper function.
23733 * tree-dfa.c (referenced_var_lookup): Adjust.
23734 (referenced_var_check_and_insert): Likewise.
23735 (remove_referenced_var): Likewise.
23736 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23737 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23738 (verify_call_clobbering): Likewise.
23739 (verify_memory_partitions): Likewise.
23740 (init_tree_ssa): Allocate bitmap instead of hashtable for
23742 (delete_tree_ssa): Adjust.
23743 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23744 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23745 (compute_tag_properties): Likewise.
23746 (set_initial_properties): Likewise.
23747 (find_partition_for): Likewise.
23748 (update_reference_counts): Likewise.
23749 (dump_may_aliases_for): Likewise.
23750 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23751 (add_call_clobber_ops): Likewise.
23752 (add_call_read_ops): Likewise.
23753 (get_asm_expr_operands): Likewise.
23754 * tree-into-ssa.c (dump_decl_set): Likewise.
23755 (update_ssa): Likewise.
23756 * tree-sra.c (scan_function): Likewise.
23757 (decide_instantiations): Likewise.
23758 (scalarize_parms): Likewise.
23759 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23760 (dsa_named_for): Likewise.
23761 * tree-ssa-structalias.c (update_alias_info): Likewise.
23762 (merge_smts_into): Likewise.
23764 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23767 * doc/invoke.texi (-fcx-limited-range): Document new option.
23768 * toplev.c (process_options): Handle -fcx-fortran-rules.
23769 * common.opt: Add documentation for -fcx-fortran-rules.
23771 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
23774 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
23775 actual behaviour and C99.
23777 2008-02-26 Ben Elliston <bje@au.ibm.com>
23779 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
23780 (ASM_CPU_POWER6_SPEC): Likewise.
23781 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
23782 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
23783 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
23785 2008-02-25 Richard Guenther <rguenther@suse.de>
23787 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23788 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23789 (lookup_decl_from_uid): Declare.
23790 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23791 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23792 (decl_for_uid_map): New global hashtable mapping DECL_UID
23794 (init_ttree): Allocate it.
23795 (insert_decl_to_uid_decl_map): New helper function.
23796 (make_node_stat): Insert new decls into the map.
23797 (copy_node_stat): Likewise.
23798 (lookup_decl_from_uid): New function.
23799 (print_decl_for_uid_map_statistics): New helper.
23800 (dump_tree_statistics): Call it.
23802 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23803 (referenced_var_iterator): Adjust.
23804 (FOR_EACH_REFERENCED_VAR): Adjust.
23805 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23806 (num_referenced_vars): Adjust.
23807 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23808 (first_referenced_var): Remove.
23809 (end_referenced_vars_p): Likewise.
23810 (next_referenced_var): Likewise.
23811 (referenced_var_iterator_set): New helper function.
23812 * tree-dfa.c (referenced_var_lookup): Adjust.
23813 (referenced_var_check_and_insert): Likewise.
23814 (remove_referenced_var): Likewise.
23815 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23816 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23817 (verify_call_clobbering): Likewise.
23818 (verify_memory_partitions): Likewise.
23819 (init_tree_ssa): Allocate bitmap instead of hashtable for
23821 (delete_tree_ssa): Adjust.
23822 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23823 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23824 (compute_tag_properties): Likewise.
23825 (set_initial_properties): Likewise.
23826 (find_partition_for): Likewise.
23827 (update_reference_counts): Likewise.
23828 (dump_may_aliases_for): Likewise.
23829 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23830 (add_call_clobber_ops): Likewise.
23831 (add_call_read_ops): Likewise.
23832 (get_asm_expr_operands): Likewise.
23833 * tree-into-ssa.c (dump_decl_set): Likewise.
23834 (update_ssa): Likewise.
23835 * tree-sra.c (scan_function): Likewise.
23836 (decide_instantiations): Likewise.
23837 (scalarize_parms): Likewise.
23838 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23839 (dsa_named_for): Likewise.
23840 * tree-ssa-structalias.c (update_alias_info): Likewise.
23841 (merge_smts_into): Likewise.
23843 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
23846 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
23847 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
23848 * alias.h (nonoverlapping_memrefs_p): Likewise.
23850 2008-02-25 Jan Beulich <jbeulich@novell.com>
23852 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
23853 * config/i386/netware-libgcc.exp: Add __bswap?i2,
23854 __emultls_get_address, __emultls_register_common,
23855 __floatundi?f, and _Unwind_GetIPInfo.
23856 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
23857 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
23858 (gen_regparm_prefix): Likewise.
23859 (i386_nlm_encode_section_info): Sync with
23860 config/i386/winnt.c:i386_pe_encode_section_info().
23861 (i386_nlm_maybe_mangle_decl_assembler_name): New.
23862 i386_nlm_mangle_decl_assembler_name): New.
23863 (netware_override_options): New.
23864 * config/i386/netware.h (netware_override_options): Declare.
23865 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
23866 (i386_nlm_mangle_decl_assembler_name): Declare.
23867 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
23869 2008-02-25 Ben Elliston <bje@au.ibm.com>
23872 * c-decl.c (grokdeclarator): Remove unused local variables
23873 `typedef_type' and `type_as_written'.
23875 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
23876 unused local variable `has_hot_blocks'.
23877 (fix_crossing_conditional_branches): Remove unused local variable
23880 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
23882 PR middle-end/19984
23883 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
23884 using DEF_C99_BUILTIN.
23885 (BUILT_IN_NANF): Ditto.
23886 (BUILT_IN_NANL): Ditto.
23888 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
23889 Revital Eres <eres@il.ibm.com>
23891 * modulo-sched.c (calculate_must_precede_follow): Address TODO
23892 regarding the order of two dependent insns in the same row.
23894 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
23896 * stor-layout.c (layout_decl): Do not bump the alignment of a
23897 bit-field to more than byte alignment if it is packed.
23899 2008-02-24 David Edelsohn <edelsohn@gnu.org>
23901 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
23904 2008-02-24 Diego Novillo <dnovillo@google.com>
23906 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
23909 * tree-vrp.c (vrp_evaluate_conditional): With
23910 -Wtype-limits, emit a warning when comparing against a
23911 constant outside the natural range of OP0's type.
23912 * c.opt (Wtype-limits): Move ...
23913 * common.opt (Wtype-limits): ... here.
23915 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
23917 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
23918 * config/rs6000/e300c2c3.md: New file.
23919 * config/rs6000/rs6000.c (processor_costs): Add new costs for
23921 (rs6000_override_options): Add e300c2 and e300c3 cases to
23922 processor_target_table. Do not allow usage of Altivec or Spe
23923 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
23924 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
23925 * config/rs6000/rs6000.h (processor_type): Add
23926 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
23927 (ASM_CPU_SPEC): Add e300c2 and e300c3.
23928 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
23929 and ppce300c3. Include e300c2c3.md.
23931 2008-02-23 David Edelsohn <edelsohn@gnu.org>
23933 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
23934 instead of TARGET_STRICT_ALIGN.
23936 2008-02-23 Joseph Myers <joseph@codesourcery.com>
23938 * explow.c (memory_address): Assert that the generated address is
23941 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23944 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
23945 * config/darwin-ppc-ldouble-patch.def: New file.
23946 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
23947 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
23948 SUBTARGET_INIT_BUILTINS if defined.
23949 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
23952 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23955 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
23956 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
23958 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
23961 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
23962 file" warning condtional on -Winvalid-PCH.
23964 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
23966 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
23968 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
23972 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
23973 prevent reload from using MMX registers.
23974 (*mov<mode>_internal): Ditto.
23975 (*movv2sf_internal_rex64): Ditto.
23976 (*movv2sf_internal): Ditto.
23978 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23980 PR documentation/31569
23981 * doc/install.texi2html: Use makeinfo --no-number-sections.
23983 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23985 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
23986 ensure that we can address an entire entity > 8 bytes. Don't
23987 generate reg+reg addressing for such data.
23989 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
23991 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
23992 strings when optimizing for size, unless the target cares about
23995 2008-02-22 Tom Tromey <tromey@redhat.com>
23997 * regclass.c (current_pass): Remove declaration.
23999 2008-02-22 Anatoly Sokolov <aesok@post.ru>
24001 * config/avr/libgcc.S (__RAMPZ__): Define.
24002 (__do_copy_data): Add for devices with 128KB code memory.
24004 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24006 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24008 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
24010 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
24012 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
24015 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24018 * c-typeck.c (build_binary_op): Warn about floating point
24019 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
24021 2008-02-21 Janis Johnson <janis187@us.ibm.com>
24024 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
24025 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
24027 (rs6000_override_options): Set altivec_abi as default, not override,
24028 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
24029 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
24030 is used; use new member spe_abi.
24031 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
24032 spe_abi and altivec_abi.
24034 2008-02-22 Tomas Bily <tbily@suse.cz>
24036 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
24038 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24041 * config.build (build_file_translate): Set to `CMD //c' only if
24043 * Makefile.in (build_file_translate): Improve comment.
24045 2008-02-21 Jan Hubicka <jh@suse.cz>
24047 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
24048 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
24049 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
24051 2008-02-21 Michael Matz <matz@suse.de>
24054 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
24056 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
24058 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
24059 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
24060 as insn constraint.
24061 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
24062 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
24063 SSE_VEC_FLOAT_MODE_P as insn constraint.
24064 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
24065 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
24066 sse4a_movntdf using MODEF mode iterator.
24067 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
24068 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
24069 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
24070 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
24071 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
24072 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
24073 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
24075 2008-02-21 Richard Guenther <rguenther@suse.de>
24077 * tree.def (PAREN_EXPR): New tree code.
24078 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
24080 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
24081 * expr.c (expand_expr_real_1): Likewise.
24082 * tree-inline.c (estimate_num_insns_1): Likewise.
24083 * tree-complex.c (expand_complex_move): Likewise.
24084 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
24087 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
24090 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
24092 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
24095 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
24097 * config/sh/sh.c (find_barrier): Don't go past
24098 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
24100 2008-02-20 DJ Delorie <dj@redhat.com>
24102 * config/h8300/h8300.md (insv): Force source operand to be a register.
24104 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
24105 as a jump, not as a plain insn.
24107 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
24109 * doc/invoke.texi (Warning Options): Add new option
24110 -Wframe-larger-than=.
24111 (-Wframe-larger-than): Document.
24113 * flags.h (warn_frame_larger_than, frame_larger_than_size):
24114 Add declarations for new option variables.
24116 * final.c (final_start_function): Check the frame size
24117 before emission and issue a Wframe-larger-than warning.
24119 * opts.c (warn_frame_larger_than, frame_larger_than_size):
24120 Add definitions for new option variables.
24121 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
24123 * common.opt (Wframe-larger-than=): New option.
24125 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24127 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
24128 (<sse>_div<mode>3): Ditto.
24129 (<sse>_vmdiv<mode>3): Ditto.
24130 (<sse>_vmsqrt<mode>2): Ditto.
24131 (*smax<mode>3): Ditto.
24132 (sse5_frcz<mode>2): Ditto.
24133 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
24134 as insn constraint.
24136 2008-02-20 Richard Guenther <rguenther@suse.de>
24138 PR middle-end/35265
24139 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
24140 be happy with INTEGRAL_TYPE_P.
24142 2008-02-20 Richard Guenther <rguenther@suse.de>
24144 * fold-const.c (split_tree): Associate floatig-point expressions
24145 if flag_associative_math is set.
24147 2008-02-20 Richard Guenther <rguenther@suse.de>
24149 * tree.h (fold_real_zero_addition_p): Declare.
24150 * fold-const.c (fold_real_zero_addition_p): Export.
24151 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
24152 floating-point operations with zero and one.
24154 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
24156 * doc/install.texi: Correct references to CFLAGS, replacing them
24157 with BOOT_CFLAGS. Document flags used during bootstrap for
24160 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24162 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
24163 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
24164 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
24166 (smin<mode>3): Ditto from similar patterns.
24167 (smax<mode>3): Ditto.
24168 (*ieee_smin<mode>3): Ditto.
24169 (*ieee_smax<mode>3): Ditto.
24170 * config/i386/sse.md (sse): New mode attribute.
24171 (mov<mode>): Macroize expander from movv4sf and movv2df using
24172 SSEMODEF2P mode iterator.
24173 (<sse>_movnt<mode>): Ditto from similar patterns. Use
24174 SSE_VEC_FLOAT_MODE_P as insn constraint.
24175 (storent<mode>): Ditto.
24176 (storent<mode>): Macroize expander from storentsf and storentdf using
24177 MODEF mode iterator.
24178 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
24179 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
24180 (abs<mode>2): Ditto from similar patterns.
24181 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
24182 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
24183 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
24184 (<sse>_vmsqrt<mode>2): Ditto.
24185 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
24186 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
24187 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
24188 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
24189 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
24190 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
24191 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
24193 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
24194 iterator and SSE_FLOAT_MODE_P as insn constraint.
24195 (<sse>_ucomi): Ditto from similar patterns.
24196 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
24197 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
24198 SSE_VEC_FLOAT_MODE_P as insn constraint.
24199 (vcond<mode>): Ditto from similar patterns.
24200 (and<mode>3, *and<mode>3): Ditto.
24201 (<sse>_nand<mode>3): Ditto.
24202 (ior<mode>3, *ior<mode>3): Ditto.
24203 (xor<mode>3, *xor<mode>3): Ditto.
24204 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
24205 iterator and SSE_FLOAT_MODE_P as insn constraint.
24206 (*nand<mode>3): Ditto from similar patterns.
24207 (*ior<mode>3): Ditto.
24208 (*xor<mode>3): Ditto.
24210 2008-02-20 Ira Rosen <irar@il.ibm.com>
24212 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
24213 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
24214 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
24216 2008-02-19 Jan Hubicka <jh@suse.cz>
24218 * predict.c (tree_bb_level_predictions): Remove variable next
24219 mistakely introduced by previous commit.
24221 2008-02-19 Jan Hubicka <jh@suse.cz>
24223 * predict.c (predict_paths_leading_to): Rewrite.
24224 (predict_paths_for_bb): New.
24225 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
24227 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24230 * Makefile.in (build_file_translate): New.
24231 (gcc-vers.texi): Use it for translating $(abs_srcdir).
24232 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
24233 * configure.ac (build_file_translate): Substitute it.
24234 * configure: Regenerate.
24236 2008-02-19 Jan Hubicka <jh@suse.cz>
24238 PR rtl-optimization/34408
24239 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
24242 2008-02-19 Jan Hubicka <jh@suse.cz>
24244 PR middle-end/28779
24245 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
24248 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
24251 * config/i386/i386-modes.def: Revert the last DI alignment
24252 change until Ada people can look into it.
24254 2008-02-19 Nick Clifton <nickc@redhat.com>
24256 * opts.c (print_specific_help): Fix typo in --help text.
24258 2008-02-19 Jakub Jelinek <jakub@redhat.com>
24261 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
24262 32-bit inline asm without asm alternatives for host GCC < 3.0.
24264 2008-02-19 Richard Guenther <rguenther@suse.de>
24266 PR tree-optimization/34989
24267 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
24268 Allow propagation to INDIRECT_REF if we can simplify only.
24270 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24272 * c-common.c (warn_for_collisions_1): Use appropriate option when
24275 2008-02-19 Nick Clifton <nickc@redhat.com>
24278 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
24279 (handle_options): Fix indentation.
24280 (print_filtered_help): If no language-specific options were
24281 displayed tell the user how to list all the options supported by
24282 the language's front-end.
24283 (print_specific_help): Fix indentation and remove duplicate line.
24284 (common_handle_option): Handle the -v option.
24285 For --help enable the display of undocumented options if the -v
24286 switch has been included on the command line.
24287 For --help= check for overlaps in the arguments between the option
24288 classes and the language names and issue a warning when they
24289 cannot be disambiguated.
24290 * c.opt (v): Pass on to the common option handler.
24292 2008-02-19 Revital Eres <eres@il.ibm.com>
24294 * modulo-sched.c (sms_schedule): Change dump message when
24295 create_ddg function fails.
24296 (try_scheduling_node_in_cycle): Rename row to cycle.
24297 (print_partial_schedule): Rename CYCLE to ROW.
24299 2008-02-19 Christian Bruel <christian.bruel@st.com>
24300 Zdenek Dvorak <ook@ucw.cz>
24302 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
24304 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24307 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
24308 (*x86_movdicc_0_m1_se): Ditto.
24310 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24312 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
24313 (CMPtype): Define as __gcc_CMPtype.
24314 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
24315 (CMPtype): Define as __gcc_CMPtype.
24317 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
24319 Support valgrind 3.3 for --enable-checking=valgrind.
24320 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
24322 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
24323 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
24324 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
24325 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
24326 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
24327 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
24328 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
24330 * ggc-zone.c: Similar.
24331 * ggc-page.c: Similar.
24333 2008-02-19 Paul Brook <paul@codesourcery.com>
24336 * config/arm/ieee754-df.S: Fix do_it typo.
24337 * config/arm/ieee754-sf.S: Fix do_it typo.
24339 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24342 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
24343 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
24344 (OPTION_MASK_ISA_SSE_SET): Likewise.
24345 (OPTION_MASK_ISA_SSE2_SET): Likewise.
24346 (OPTION_MASK_ISA_SSE3_SET): Likewise.
24347 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
24348 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
24349 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
24350 (OPTION_MASK_ISA_SSE4_SET): Likewise.
24351 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
24352 (OPTION_MASK_ISA_SSE5_SET): Likewise.
24353 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
24354 (OPTION_MASK_ISA_MMX_UNSET): Updated.
24355 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
24356 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
24357 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
24358 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
24359 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
24360 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
24361 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
24362 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
24363 (OPTION_MASK_ISA_SSE4): Removed.
24364 (ix86_handle_option): Turn on bits in ix86_isa_flags and
24365 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
24366 (override_options): Don't turn on implied SSE/MMX bits in
24369 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24371 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24374 2008-02-18 Joey Ye <joey.ye@intel.com>
24376 PR middle-end/34921
24377 * tree-nested.c (insert_field_into_struct): Set type alignment
24378 to field alignment if the former is less than the latter.
24380 2008-02-18 Jakub Jelinek <jakub@redhat.com>
24382 * BASE-VER: Set to 4.4.0.
24384 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24386 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
24387 * doc/cfg.texi: Likewise.
24388 * doc/extend.texi: Likewise.
24389 * doc/gty.texi: Likewise.
24390 * doc/invoke.texi: Likewise.
24391 * doc/loop.texi: Likewise.
24392 * doc/md.texi: Likewise.
24393 * doc/passes.texi: Likewise.
24394 * doc/rtl.texi: Likewise.
24395 * doc/sourcebuild.texi: Likewise.
24396 * doc/tm.texi: Likewise.
24397 * doc/tree-ssa.texi: Likewise.
24399 2008-02-17 Richard Guenther <rguenther@suse.de>
24401 PR middle-end/35227
24402 * tree-complex.c (init_parameter_lattice_values): Handle parameters
24403 without default definition.
24405 2008-02-17 Richard Guenther <rguenther@suse.de>
24407 PR tree-optimization/35231
24408 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
24411 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
24414 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24415 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24416 libgcc_cmp_return mode.
24418 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24421 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
24423 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
24425 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
24428 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24430 * doc/c-tree.texi: Use `@.' where appropriate.
24431 * doc/extend.texi: Likewise.
24432 * doc/install.texi: Likewise.
24433 * doc/invoke.texi: Likewise.
24434 * doc/loop.texi: Likewise.
24435 * doc/makefile.texi: Likewise.
24436 * doc/md.texi: Likewise.
24437 * doc/passes.texi: Likewise.
24438 * doc/standards.texi: Likewise.
24439 * doc/tm.texi: Likewise.
24441 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24443 PR middle-end/35196
24444 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
24446 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
24447 rather than in entry_bb.
24449 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24451 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24452 libgcc_cmp_return mode.
24454 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24456 PR middle-end/35130
24457 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
24458 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
24460 2008-02-15 Richard Guenther <rguenther@suse.de>
24461 Zdenek Dvorak <ook@ucw.cz>
24463 PR tree-optimization/35164
24464 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
24465 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
24466 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24467 Only propagate addresses which do not have abnormal SSA_NAMEs
24470 2008-02-15 Joseph Myers <joseph@codesourcery.com>
24473 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
24475 2008-02-15 Jan Hubicka <jh@suse.cz>
24477 PR middle-end/35149
24478 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
24480 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24482 PR middle-end/34621
24483 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
24484 when calculating alignment_pad.
24486 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24488 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
24489 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
24490 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
24491 and STACK_BOUNDARY define.
24493 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
24495 PR preprocessor/35061
24496 * c-pragma.c (handle_pragma_pop_macro): Check that
24497 pushed_macro_table has been allocated.
24499 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
24501 PR middle-end/35136
24502 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
24503 (force_gimple_operand): Likewise.
24504 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
24505 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
24506 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
24507 (find_interesting_uses_address): Check addressability and alignment
24508 of the base expression only after substituting bases of IVs into it.
24510 2008-02-14 Michael Matz <matz@suse.de>
24513 * function.c (instantiate_virtual_regs_in_insn): Reload address
24514 before falling back to reloading the whole operand.
24516 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
24518 * config/s390/s390.c (s390_mainpool_start): Emit the pool
24519 before the first section switch note.
24521 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24523 * doc/bugreport.texi: Update copyright years.
24524 * doc/c-tree.texi: Likewise.
24525 * doc/cfg.texi: Likewise.
24526 * doc/cpp.texi: Likewise.
24527 * doc/cppinternals.texi: Likewise.
24528 * doc/fragments.texi: Likewise.
24529 * doc/frontends.texi: Likewise.
24530 * doc/gcc.texi: Likewise.
24531 * doc/gty.texi: Likewise.
24532 * doc/hostconfig.texi: Likewise.
24533 * doc/implement-c.texi: Likewise.
24534 * doc/libgcc.texi: Likewise.
24535 * doc/loop.texi: Likewise.
24536 * doc/makefile.texi: Likewise.
24537 * doc/options.texi: Likewise.
24538 * doc/passes.texi: Likewise.
24539 * doc/rtl.texi: Likewise.
24540 * doc/sourcebuild.texi: Likewise.
24541 * doc/standards.texi: Likewise.
24542 * doc/tree-ssa.texi: Likewise.
24543 * doc/trouble.texi: Likewise.
24545 * doc/extend.texi: Use @: or add comma where appropriate.
24546 * doc/invoke.texi: Likewise.
24547 * doc/tm.texi: Likewise.
24549 2008-02-14 Alan Modra <amodra@bigpond.net.au>
24552 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
24555 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
24557 * doc/md.texi (clz, ctz): Add reference.
24558 * doc/rtl.texi (clz, ctz): Likewise.
24560 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24563 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
24566 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
24568 * config/s390/s390.c (struct constant_pool): New field
24569 emit_pool_after added.
24570 (s390_mainpool_start): Set the emit_pool_after flag according
24571 to the section switch notes.
24572 (s390_mainpool_finish): Consider emit_pool_after when emitting
24573 the literal pool at the end of the function.
24574 (s390_chunkify_start): Force literal pool splits at section
24577 2008-02-13 Michael Matz <matz@suse.de>
24580 * var-tracking.c (clobber_variable_part): Correctly traverse the
24583 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24586 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
24587 Add -fdump-ipa-inline.
24588 * tree-dump.c (dump_files): Remove tree-inlined dump.
24589 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
24591 2008-02-12 Richard Guenther <rguenther@suse.de>
24593 PR tree-optimization/35171
24594 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
24597 2008-02-12 Richard Guenther <rguenther@suse.de>
24599 PR middle-end/35163
24600 * fold-const.c (fold_widened_comparison): Use get_unwidened in
24601 value-preserving mode. Disallow final truncation.
24603 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
24605 PR middle-end/35136
24606 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
24607 code from here to...
24608 (force_gimple_operand): ...here.
24610 2008-02-12 Jakub Jelinek <jakub@redhat.com>
24613 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
24614 non-compatible pointers.
24615 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
24616 different FIELD_DECLs, try harder by comparing field offsets, sizes
24619 PR inline-asm/35160
24620 * function.c (match_asm_constraints_1): Don't replace the same input
24623 2008-02-12 Anatoly Sokolov <aesok@post.ru>
24625 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
24626 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
24627 (expand_epilogue): Restore RAMPZ register.
24628 * config/avr/avr.md (RAMPZ_ADDR): New constant.
24630 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
24632 * config/i386/cygwin.asm: (__alloca): Correct calling
24633 convention and alignment.
24634 (__chkstk): Force 8 byte stack alignment.
24636 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
24637 Richard Guenther <rguenther@suse.de>
24639 PR tree-optimization/33992
24640 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
24641 the zero we compare against.
24643 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
24645 PR libfortran/35063
24646 * gthr-win32.h (__gthread_mutex_destroy_function): New function
24647 to CloseHandle after unlocking to prevent accumulation of handle
24650 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24652 PR middle_end/34150
24653 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
24654 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
24655 and update LABEL_NUSES during and after reload.
24657 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
24659 PR middle-end/34627
24660 * combine.c (simplify_if_then_else): Make sure the comparison is
24661 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
24663 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
24666 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
24667 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
24668 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
24669 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
24670 * tree.h (get_type_static_bounds): Likewise.
24672 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24674 * doc/invoke.texi (Option Summary, C++ Dialect Options)
24675 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24676 Make -Wfoo language annotations match what the compiler outputs.
24678 2008-02-08 Sa Liu <saliu@de.ibm.com>
24680 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
24681 intrinsics spu_convts, spu_convtu, spu_convtf.
24683 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
24685 * doc/extend.texi (Function Attributes) <noinline>: Mention
24686 asm ("") as method to keep calls.
24688 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24691 * doc/options.texi (Options): Replace references to opts.sh with
24693 * opts-common.c: Likewise.
24694 * optc-gen.awk: Likewise.
24696 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
24698 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
24700 2008-02-07 Richard Henderson <rth@redhat.com>
24703 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
24704 EXPR_LIST for the REG_EQUAL instead of a comparison with a
24707 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
24709 PR tree-optimization/35085
24710 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
24711 for operand entry oe2 in addition to operand entry oe3 in order to
24712 expose more opportunities for vectorizer sum reduction.
24714 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24717 * Makefile.in (LIBS): Remove $(GMPLIBS).
24718 (cc1-dummy, cc1): Add $(GMPLIBS).
24720 2008-02-06 Jan Hubicka <jh@suse.cz>
24723 * i386.md (moddf_integer): Do not produce partial memory stalls for
24724 targets where it hurts.
24726 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
24729 * optabs.c (expand_float): Do not check for decimal modes when
24730 expanding unsigned integer through signed conversion.
24732 2008-02-06 Nick Clifton <nickc@redhat.com>
24734 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
24735 inside the clobber with a match_operand and duplicated operand
24736 number in the constraint.
24737 (ineqbranchsi): Delete redundant comment.
24739 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
24741 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
24742 builtin_define ("__USE_INIT_FINI__").
24743 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
24745 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
24747 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24749 PR documentation/30330
24750 * doc/invoke.texi (C++ Dialect Options)
24751 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24752 For each warning option -Wfoo that allows -Wno-foo, ensure both
24753 -Wfoo and -Wno-foo are listed in the option index. Fix index
24754 entry of -Wswitch-default, index -Wnormalized= including the
24755 `=', and -Wlarger-than-@var{len} including @var{len}.
24757 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24759 * config/i386/i386.md (floatunssisf2): Use
24760 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
24761 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
24762 Macroize expander using MODEF mode iterator.
24764 2008-02-05 Diego Novillo <dnovillo@google.com>
24766 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
24769 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
24771 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24774 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
24776 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
24779 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
24780 to indicate if a message should be generated.
24781 (init_cumulative_args): Updated.
24782 (function_value_32): Likewise.
24784 2008-02-05 Joseph Myers <joseph@codesourcery.com>
24786 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
24788 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
24791 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
24792 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
24794 2008-02-04 Diego Novillo <dnovillo@google.com>
24796 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
24799 * tree-vrp.c (vrp_evaluate_conditional): With
24800 -Wtype-limits, emit a warning when comparing against a
24801 constant outside the natural range of OP0's type.
24803 2008-02-04 Richard Guenther <rguenther@suse.de>
24805 PR middle-end/33631
24806 * expr.c (count_type_elements): Give for unions instead of
24809 2008-02-04 Richard Guenther <rguenther@suse.de>
24811 PR middle-end/35043
24812 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
24813 to TYPE_DOMAINs base type instead of using bitsizetype here.
24815 2008-02-03 Jason Merrill <jason@redhat.com>
24817 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
24819 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24822 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
24823 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
24824 (RS/6000 and PowerPC Options): Fix typos and markup.
24825 * doc/passes.texi (Tree-SSA passes): Likewise.
24827 2008-02-02 Michael Matz <matz@suse.de>
24830 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
24831 from record_last_reg_set_info.
24832 (record_last_reg_set_info): Take an RTX argument, iterate over all
24833 constituent hardregs.
24834 (record_last_set_info, record_opr_changes): Change calls to
24835 new signature or to record_last_reg_set_info_regno.
24837 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
24839 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
24841 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
24843 PR rtl-optimization/34773
24844 * reg-notes.def (EQUAL): Mention significance of combination of
24845 REG_EQUAL and REG_RETVAL.
24846 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
24847 insn that has a REG_RETVAL.
24849 2008-02-01 Roger Sayle <roger@eyesopen.com>
24852 * configure.ac (--enable-fixed-point): Disable unless explicitly
24854 * configure: Regenerate.
24856 2008-02-01 Richard Guenther <rguenther@suse.de>
24859 * invoke.texi (-finline-limit): Remove no longer true parts
24860 of the documentation. Note that there is no default value.
24862 2008-02-01 Andrew Pinski <pinskia@gmail.com>
24863 Mark Mitchell <mark@codesourcery.com>
24864 Ben Elliston <bje@au.ibm.com>
24867 * doc/extend.texi (Other Builtins): Document.
24869 2008-01-31 Tom Browder <tom.browder@gmail.com>
24871 * doc/c-tree.texi (Types): Fix grammar.
24872 (Expression trees): Ditto.
24873 * doc/passes.texi (Tree-SSA passes): Ditto.
24875 * doc/configterms.texi (Configure Terms): Fix typo.
24876 * doc/cpp.texi (Common Predefined Macros): Ditto.
24877 * doc/md.texi (Machine Constraints): Ditto.
24879 * doc/makefile.texi (Makefile): Add comma.
24881 2008-01-31 Tom Browder <tom.browder@gmail.com>
24882 Gerald Pfeifer <gerald@pfeifer.com>
24884 * doc/sourcebuild.texi (Front End): Remove references to CVS
24885 and CVSROOT/modules.
24886 (Texinfo Manuals): Replace reference to CVS by one to SVN.
24887 (Back End): Remove reference to CVS.
24889 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24892 * config/mips/mips.c (gen_load_const_gp): New function, taking a
24894 (mips16_gp_pseudo_reg): ...here.
24895 * config/mips/mips.md (load_const_gp): Replace with...
24896 (load_const_gp_<mode>): ...this :P-based insn.
24898 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24900 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
24901 options. Minor fixes.
24902 (-std): Move reference to standards closer to where language
24903 standards are first mentioned.
24905 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
24907 PR rtl-optimization/34995
24908 * reload.c (alternative_allows_const_pool_ref): Take an rtx
24909 parameter and return a bool. If the rtx parameter is nonnull,
24910 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
24911 (find_reloads): Update call accordingly. Pass the new operand
24912 if it needed no address reloads, otherwise pass null.
24914 2008-01-30 Richard Henderson <rth@redhat.com>
24917 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
24918 for unbounded arrays.
24920 2008-01-30 Silvius Rus <rus@google.com>
24922 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
24924 2008-01-30 Jan Hubicka <jh@suse.cz>
24927 * i386.c (init_cumulative_args): Use real function declaration when
24930 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
24932 PR rtl-optimization/34998
24933 * global.c (build_insn_chain): Treat non-subreg_lowpart
24934 SUBREGs of pseudos as clobbering all the words covered by the
24935 SUBREG, not just all the bytes.
24936 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
24937 original df_ref rather than an extract parameter.
24938 (global_conflicts): Update call accordingly.
24940 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
24942 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
24943 the overflow check to make it easier to read.
24944 (__fixtfdi): Change the type of the ll member in union
24945 long_double to UDItype_x.
24947 2008-01-30 Jakub Jelinek <jakub@redhat.com>
24949 PR middle-end/34969
24950 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
24951 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
24952 * tree-inline.c (fold_marked_statements): Call
24953 cgraph_update_edges_for_call_stmt if folding a call statement.
24954 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
24955 debug_generic_stmt calls, reset it back afterwards.
24958 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
24960 * c-typeck.c (build_external_ref): Don't pedwarn about
24961 static vars in current function's scope.
24963 2008-01-29 Joseph Myers <joseph@codesourcery.com>
24965 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
24967 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
24970 * ipa-struct-reorg.c: Fix spelling.
24971 * params.def: Ditto.
24973 2008-01-29 Richard Guenther <rguenther@suse.de>
24975 PR middle-end/35006
24976 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
24978 * tree-inline.c (remap_type): Increment remapping_type_depth
24979 around remapping types.
24980 (copy_body_r): Only add referenced variables if they are referenced
24981 from code, not types.
24983 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
24994 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
24995 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
24997 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
25000 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
25001 pointer for tiny stack.
25003 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25005 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
25007 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25009 * config/vx-common.h: Fix typo in comment.
25011 2008-01-28 Ian Lance Taylor <iant@google.com>
25015 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
25016 coalesce pointers if they have different DECL_NO_TBAA_P values.
25017 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
25018 between variables with different DECL_NO_TBAA_P values.
25020 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
25023 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
25024 are not legitimate small data references on SPE targets.
25026 2008-01-28 David Daney <ddaney@avtrex.com>
25028 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
25030 2008-01-28 David Daney <ddaney@avtrex.com>
25032 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
25034 2008-01-27 Joseph Myers <joseph@codesourcery.com>
25036 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
25037 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
25038 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
25039 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
25040 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
25041 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
25042 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
25043 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
25045 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25047 * basic-block.h (condjump_equiv_p): Fix comment.
25049 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25051 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
25052 print_generic_stmt_indented): Fix comment.
25054 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25056 * configure.ac (__stack_chk_fail): Add detecion for availability
25057 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
25058 * configure: Regenerate.
25060 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
25062 PR middle-end/34688
25063 * final.c (output_addr_const): Handle TRUNCATE.
25065 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
25068 * tree-ssa-loop-ivopts.c (comp_cost): New type.
25069 (zero_cost, infinite_cost): New constants.
25070 (struct cost_pair): Change type of cost to comp_cost.
25071 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
25072 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
25074 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
25075 split_address_cost, ptr_difference_cost, difference_cost,
25076 get_computation_cost_at, get_computation_cost,
25077 determine_use_iv_cost_generic, determine_use_iv_cost_address,
25078 determine_use_iv_cost_condition, determine_use_iv_costs,
25079 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
25080 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
25081 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
25082 Change type of cost to comp_cost.
25083 (determine_iv_cost): Increase cost of non-original ivs, instead
25084 of decreasing the cost of original ones.
25085 (get_address_cost): Indicate the complexity of the addressing mode
25087 (try_add_cand_for): Prefer using ivs not specific to some object.
25088 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
25090 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
25091 Janis Johnson <janis187@us.ibm.com>
25094 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
25095 (TARGET_INSTANTIATE_DECLS): Likewise.
25096 * target.h (expand_to_rtl_hook): New target hook.
25097 (instantiate_decls): Likewise.
25098 * function.c (instantiate_decl): Make non-static. Rename to...
25099 (instantiate_decl_rtl): ... this.
25100 (instantiate_expr): Use instantiate_decl_rtl.
25101 (instantiate_decls_1): Likewise.
25102 (instantiate_decls): Likewise.
25103 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
25104 * function.h (instantiate_decl_rtl): Add prototype.
25105 * cfgexpand.c (target.h): New include.
25106 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
25107 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
25108 (TARGET_INSTANTIATE_DECLS): Likewise.
25109 (TARGET_INITIALIZER): New target hooks added.
25110 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
25112 * config/rs6000/rs6000.c (tree-flow.h): New include.
25113 (machine_function): Add sdmode_stack_slot field.
25114 (rs6000_alloc_sdmode_stack_slot): New function.
25115 (rs6000_instantiate_decls): Likewise.
25116 (rs6000_secondary_memory_needed_rtx): Likewise.
25117 (rs6000_check_sdmode): Likewise.
25118 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
25119 (TARGET_INSTANTIATE_DECLS): Likewise.
25120 (rs6000_hard_regno_mode_ok): Allow SDmode.
25121 (num_insns_constant): Likewise. Handle _Decimal32 constants.
25122 (rs6000_emit_move): Handle SDmode.
25123 (function_arg_advance): Likewise.
25124 (function_arg): Likewise.
25125 (rs6000_gimplify_va_arg): Likewise. Add special handling of
25126 SDmode var args for 32-bit compiles.
25127 (rs6000_secondary_reload_class): Handle SDmode.
25128 (rs6000_output_function_epilogue): Likewise.
25129 (rs6000_function_value): Simplify if statement.
25130 (rs6000_libcall_value): Likewise.
25131 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
25132 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
25133 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
25134 (movsd_hardfloat): New define_insn.
25135 (movsd_softfloat): Likewise.
25136 (movsd_store): Likewise.
25137 (movsd_load): Likewise.
25138 (extendsddd2): Likewise.
25139 (extendsdtd2): Likewise.
25140 (truncddsd2): Likewise.
25141 (movdd_hardfloat64): Fixup comment.
25142 (UNSPEC_MOVSD_LOAD): New constant.
25143 (UNSPEC_MOVSD_STORE): Likewise.
25145 2008-01-26 Jakub Jelinek <jakub@redhat.com>
25148 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
25150 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
25151 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
25152 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
25153 and TRUTH_XOR_EXPR.
25155 2008-01-26 David Edelsohn <edelsohn@gnu.org>
25158 * config.gcc: Separate AIX 5.3 from AIX 6.1.
25159 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25160 __LONGDOUBLE128 too.
25161 * config/rs6000/aix61.h: New file.
25163 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25165 PR rtl-optimization/34959
25166 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
25167 popcount and parity rtxes the same mode as their operand.
25168 Truncate or extend the result to the return value's mode
25171 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25174 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
25175 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
25176 to GOT_VERSION_REGNUM.
25177 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
25178 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
25179 * config/mips/mips.c (mips_emit_call_insn): New function.
25180 (mips_call_tls_get_addr): Call mips_expand_call directly.
25181 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
25183 (mips16_build_call_stub): Likewise. Return the call insn or null.
25184 (mips_expand_call): Update the call to mips16_build_call_stub
25185 accordingly and a remove redundant condition. Assert that MIPS16
25186 stubs do not use lazy binding. Use mips_emit_call_insn and return
25188 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
25190 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
25191 (mips_avoid_hazard): Remove hazard_set handling.
25192 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
25193 (UNSPEC_RESTORE_GP): ...this.
25194 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
25195 (FAKE_CALL_REGNO): Rename to...
25196 (GOT_VERSION_REGNUM): ...this.
25197 (type): Add "ghost" value. Add an associated insn reservation.
25198 (hazard_set): Remove.
25199 (exception_receiver): Rename to...
25200 (restore_gp): ...this and update the unspec identifier accordingly.
25201 (exception_receiver, nonlocal_got_receiver): New expanders.
25202 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
25203 FAKE_CALL_REGNO. Remove hazard_set attribute.
25204 (set_got_version, update_got_version): New patterns.
25206 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
25209 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
25211 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25214 * doc/install.texi2html: Generate gcc-vers.texi.
25216 2008-01-25 DJ Delorie <dj@redhat.com>
25218 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
25220 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25222 * config/c4x: Remove directory.
25223 * config.gcc (crx-*, mt-*): Mark obsolete.
25224 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
25225 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
25226 sh-*-rtemscoff*): Remove cases.
25227 * defaults.h (C4X_FLOAT_FORMAT): Remove.
25228 * real.c (encode_c4x_single, decode_c4x_single,
25229 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
25230 c4x_extended_format): Remove.
25231 * real.h (c4x_single_format, c4x_extended_format): Remove.
25232 * doc/extend.texi (interrupt, naked): Remove mention of attributes
25234 (Pragmas): Remove comment about c4x pragmas.
25235 * doc/install.texi (c4x): Remove target-specific instructions.
25236 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
25237 * doc/md.texi (Machine Constraints): Remove C4x documentation.
25238 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
25239 refer to C4x source files as examples.
25240 (C4X_FLOAT_FORMAT): Remove documentation.
25242 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
25244 * config/bfin/bfin.c (override_options): Reorder tests so that
25245 flag_pic gets enabled for -msep-data.
25247 2008-01-25 Richard Guenther <rguenther@suse.de>
25249 PR middle-end/32244
25250 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
25251 to its bitfield precision if required.
25253 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25255 PR middle-end/33880
25256 * tree-nested.c (walk_omp_for): New function.
25257 (convert_nonlocal_reference, convert_local_reference): Call
25258 walk_omp_for on OMP_FOR.
25259 (convert_call_expr): Call walk_body on OMP_FOR's
25260 OMP_FOR_PRE_INIT_BODY.
25262 2008-01-25 Richard Guenther <rguenther@suse.de>
25264 PR tree-optimization/34966
25265 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
25266 default defs and PHI_NODEs we have to insert after the
25267 defining statement.
25269 2008-01-24 Nick Clifton <nickc@redhat.com>
25271 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
25272 Provide a default definition.
25273 (LIBGCC2_UNITS_PER_WORD): Likewise.
25275 * config/stormy16/stormy16.c: Include df.h for the prototype
25276 for df_regs_ever_live_p.
25277 (xstormy16_expand_builtin_va_start): Convert the stack offset
25278 into a component_ref and then use POINTER_PLUS_EXPR to add it
25279 to the incoming_virtual_args_rtx.
25280 (xstormy16_gimplify_va_arg_expr): Rename to
25281 xstormy16_gimplify_va_arg_expr.
25282 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
25283 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
25284 xstormy16_gimplify_va_arg_expr.
25285 Fix up some formatting issues.
25287 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
25288 Move to predicates.md.
25289 (xs_hi_general_operand): Likewise.
25290 (xs_hi_nonmemory_operand): Likewise.
25291 * config/stormy16/predicates.md:
25292 (xstormy16_carry_plus_operand): New predicate.
25293 (xs_hi_general_operand): New predicate.
25294 (xs_hi_nonmemory_operand): New predicate.
25295 * config/stormy16/stormy16-protos.h:
25296 (xstormy16_carry_plus_operand): Delete prototype.
25297 (xs_hi_general_operand): Likewise.
25298 (xs_hi_nonmemory_operand): Likewise.
25300 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
25301 modifiers as they are no longer needed and they can trigger
25302 reload spill failures.
25304 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
25305 with a match_operand in order to help reload.
25307 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
25308 constraint with 'e' for the 8th alternative as this version of
25309 the mov.w instruction only accepts the lower 8 registers.
25311 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
25314 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
25315 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
25318 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25320 PR middle-end/33333
25321 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
25323 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25325 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
25327 (remove_structure): Update allocations list before removing structure.
25329 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25331 * ipa-struct-reorg.c (is_safe_cond_expr,
25332 create_new_stmts_for_cond_expr): Use integer_zerop function,
25333 that recognize not only zero-pointer, but zero-integer too.
25335 2008-01-25 Ben Elliston <bje@au.ibm.com>
25338 * fixproto: Escape "." in sed expression that strips leading "./".
25340 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
25343 * gcc.c (SWITCH_OK): Removed.
25344 (SWITCH_LIVE): Changed to bit.
25345 (SWITCH_FALSE): Likewise.
25346 (SWITCH_IGNORE): Likewise.
25347 (switchstr): Change live_cond to unsigned int.
25348 (process_command): Replace SWITCH_OK with 0.
25349 (do_self_spec): Likewise.
25350 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
25351 (give_switch): Likewise.
25352 (used_arg): Likewise.
25353 (do_spec_1): Set the SWITCH_IGNORE bit.
25354 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
25355 bits. Set the SWITCH_LIVE bit.
25357 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25359 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
25361 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
25363 PR tree-optimization/34472
25364 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
25365 parameter to a "bool *" and set *DATA to false if there is
25366 an unsafe access. Do not delete the structure here.
25367 (check_cond_exprs): Delete it here instead.
25368 (check_cond_exprs, exclude_cold_structs): Do not increase
25369 I when removing a structure.
25371 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
25374 * config/i386/i386.c (ix86_expand_vector_init): Consider only
25375 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
25377 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
25379 PR middle-end/34934
25380 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
25381 a fixed vector for stack.
25383 2008-01-24 Ben Elliston <bje@au.ibm.com>
25386 * doc/gcc.texi (Software development): Add a direntry for g++.
25388 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
25390 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
25391 stale and straggling -fforce-addr comments above.
25393 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
25395 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
25396 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
25398 2008-01-23 Michael Matz <matz@suse.de>
25401 * dwarf2out.c (force_type_die): Use modified_type_die instead of
25404 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
25406 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
25407 malloc result type.
25409 2008-01-23 Anatoly Sokolov <aesok@post.ru>
25411 * config/avr/avr.c (avr_current_arch): New variable.
25412 (avr_arch_types): Add 'avr31' and 'avr51' entries.
25413 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
25414 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
25415 (avr_override_options): Init 'avr_current_arch'.
25416 (base_arch_s): Move from here...
25417 * config/avr/avr.h (base_arch_s): ... here. Add new members
25418 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
25419 'mega' to 'have_jmp_call'.
25420 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
25421 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
25423 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
25425 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
25426 MULTILIB_MATCHES): Ditto.
25428 2008-01-23 Richard Guenther <rguenther@suse.de>
25430 PR middle-end/31529
25431 * cgraphunit.c (cgraph_reset_node): Always mark the node
25432 not reachable if it is not queued already.
25434 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
25436 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
25437 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
25438 (cputype_selected): New static variable.
25439 (bfin_handle_option): Set it if -mcpu is used.
25440 (override_option): Select default set of workarounds if no cpu type
25441 selected on the command line.
25442 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
25444 From Michael Frysinger <michael.frysinger@analog.com>
25445 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
25446 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
25448 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
25449 for bf547, bf523, bf524, and bf526.
25450 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
25452 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
25453 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
25454 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
25455 __ADSPBF547__ and __ADSPBF54x__ for bf547.
25456 * doc/invoke.texi (Blackfin Options): Document that
25457 -mcpu now accept bf547, bf523, bf524, and bf526.
25459 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
25461 PR rtl-optimization/34628
25462 * combine.c (try_combine): Stop and undo after the first combination
25463 if an autoincrement side-effect on the first insn has effectively
25466 2008-01-22 David Edelsohn <edelsohn@gnu.org>
25469 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
25470 Offset addresses are not valid for Altivec or paired float modes.
25472 2008-01-22 Jakub Jelinek <jakub@redhat.com>
25475 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
25476 if DECL_INITIAL (decl) is error_mark_node.
25479 * c-common.c (handle_vector_size_attribute): Only allow
25480 integral, scalar float and fixed point types. Handle OFFSET_TYPE
25481 the same way as pointer, array etc. types.
25482 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
25485 * tree.c (build_type_attribute_qual_variant): Call
25486 build_qualified_type if attributes are equal, but quals are not.
25488 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25491 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
25492 * flags.h (warn_strict_aliasing): Remove.
25493 (warn_strict_overflow): Remove.
25494 * opts.c (warn_strict_aliasing): Remove.
25495 (warn_strict_overflow): Remove.
25496 * c-opts.c (c_common_handle_option): -Wall only sets
25497 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
25498 (c_common_post_options): Give default values to -Wstrict-aliasing
25499 and -Wstrict-overflow if they are uninitialized.
25500 * common.opt (Wstrict-aliasing): Specify Var and Init.
25501 (Wstrict-overflow): Likewise.
25503 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
25505 PR rtl-optimization/26854
25506 PR rtl-optimization/34400
25507 PR rtl-optimization/34884
25508 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
25510 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
25511 (df_rd_bb_info.expanded_lr_out): Deleted
25512 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
25513 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
25514 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25515 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25516 Removed code to allocate, initialize or free expanded_lr_out.
25517 (df_rd_bb_local_compute_process_def): Restructured to make more
25519 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
25520 sets if the sets are being trimmed.
25522 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
25525 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
25526 (as_vers): Likewise.
25527 * configure: Regenerated.
25529 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25531 PR middle-end/33092
25532 * tree-pass.h (pass_build_alias): New pass.
25533 * tree-ssa-alias.c (gate_build_alias): New.
25534 (pass_build_alias): New.
25535 * passes.c (init_optimization_passes): Add pass_build_alias after
25536 pass_create_structure_vars.
25538 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
25540 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
25541 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
25542 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
25543 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
25544 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
25545 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
25546 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
25547 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
25548 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
25549 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
25550 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
25551 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
25552 * config/s390/s390.md (FP_ALL): New mode iterator.
25553 (_d): New mode attribute.
25554 ("*signbit<mode>2>"): Changed mode of first operand.
25555 ("isinf<mode>2"): Changed mode of first operand.
25556 ("*TDC_insn"): Adaptation for DFP modes.
25558 2008-01-22 Ben Elliston <bje@au.ibm.com>
25560 * tree.c (check_qualified_type): Improve function description.
25562 2008-01-21 Jason Merrill <jason@redhat.com>
25565 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
25566 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
25569 2008-01-21 DJ Delorie <dj@redhat.com>
25571 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
25574 2008-01-21 Richard Guenther <rguenther@suse.de>
25576 PR middle-end/34856
25577 * tree-cfg.c (verify_expr): Allow all invariant expressions
25578 instead of just constant class ones as reference argument.
25579 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
25580 like any other constant.
25581 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25583 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
25585 * regmove.c (fixup_match_1): Update call crossed frequencies.
25587 2008-01-21 Richard Guenther <rguenther@suse.de>
25590 * tree-inline.c (setup_one_parameter): Deal with mismatched
25591 types using a VIEW_CONVERT_EXPR.
25593 2008-01-21 Alon Dayan <alond@il.ibm.com>
25594 Olga Golovanevsky <olga@il.ibm.com>
25596 PR tree-optimization/34701
25597 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
25598 when the structure size is not a power of 2.
25600 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
25602 * doc/install.texi: Add doc for --enable-checking=df.
25604 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
25606 PR rtl-optimization/34808
25607 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
25609 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25611 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
25614 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
25616 PR rtl-optimization/26854
25617 PR rtl-optimization/34400
25618 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
25620 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
25621 (df_rd_bb_info.expanded_lr_out): New.
25622 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
25623 * loop_iv.c (iv_analysis_loop_init): Ditto.
25624 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25625 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25626 Added code to allocate, initialize or free expanded_lr_out.
25627 (df_rd_bb_local_compute_process_def): Restructured to make
25628 more understandable.
25629 (df_rd_confluence_n): Add code to do nothing with fake edges and
25630 code to no apply invalidate_by_call sets if the sets are being trimmed.
25631 (df_lr_local_finalize): Renamed to df_lr_finalize.
25632 (df_live_local_finalize): Renamed to df_live_finalize.
25634 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25637 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
25638 deciding whether to use reciprocal instructions.
25640 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
25642 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
25643 dwarf2out_note_section_used if cold_text_section is NULL.
25645 2008-01-19 Jakub Jelinek <jakub@redhat.com>
25647 PR gcov-profile/34610
25648 * tree-cfg.c (make_edges): Mark both outgoing edges from
25649 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
25650 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
25651 from OMP_FOR and OMP_CONTINUE outgoing edges.
25653 * tree-profile.c (tree_profiling): Return early if
25654 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
25656 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
25657 from cfun to child_cfun.
25658 * function.h (struct function): Add after_tree_profile bit.
25660 2008-01-19 Anatoly Sokolov <aesok@post.ru>
25662 * config/avr/avr.S (_exit): Disable interrupt.
25664 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
25665 Steven Bosscher <stevenb.gcc@gmail.com>
25667 PR rtl-optimization/26854
25668 PR rtl-optimization/34400
25669 * df-problems.c (df_live_scratch): New scratch bitmap.
25670 (df_live_alloc): Allocate df_live_scratch when doing df_live.
25671 (df_live_reset): Clear the proper bitmaps.
25672 (df_live_bb_local_compute): Only process the artificial defs once
25673 since the order is not important.
25674 (df_live_init): Init the df_live sets only with the variables
25675 found live by df_lr.
25676 (df_live_transfer_function): Use the df_lr sets to prune the
25677 df_live sets as they are being computed.
25678 (df_live_free): Free df_live_scratch.
25680 2008-01-18 Ian Lance Taylor <iant@google.com>
25682 * common.opt: Add fmerge-debug-strings.
25683 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
25684 flag_merge_debug_strings rather than flag_merge_constants.
25685 * doc/invoke.texi (Option Summary): Mention
25686 -fmerge-debug-strings.
25687 (Debugging Options): Document -fmerge-debug-strings.
25689 2008-01-18 Ian Lance Taylor <iant@google.com>
25692 * tree.h (DECL_IS_OPERATOR_NEW): Define.
25693 (struct tree_function_decl): Add new field operator_new_flag.
25694 * tree-inline.c (expand_call_inline): When inlining a call to
25695 operator new, force the return value to go into a variable, and
25696 set DECL_NO_TBAA_P on that variable.
25697 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
25699 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
25702 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
25703 DWARF2_DEBUGGING_INFO.
25704 (dwarf2out_note_section_used): Ditto. Add prototype.
25705 (have_multiple_function_sections, text_section_used,
25706 cold_text_section_used, *cold_text_sections): Move declarations
25709 2008-01-17 Bob Wilson <bob.wilson@acm.org>
25711 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
25712 field and add signal_ra.
25713 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
25714 assignments to frame state pc. Move end of stack check after
25715 MD_FALLBACK_FRAME_STATE_FOR.
25716 (uw_update_context_1): Use frame state signal_regs if set, instead
25717 of checking signal_frame flag.
25718 (uw_update_context): Use frame state signal_ra if set.
25719 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
25720 * config/xtensa/linux-unwind.h: New file.
25722 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
25724 * modulo-sched.c (get_sched_window): Fix comment typo.
25726 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
25728 PR tree-optimization/34648
25729 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
25731 2008-01-17 Anatoly Sokolov <aesok@post.ru>
25733 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
25734 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
25736 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
25738 PR rtl-optimization/34400
25739 * df-core.c (df_worklist_dataflow_overeager,
25740 df_worklist_dataflow_doublequeue): New functions.
25741 (df_worklist_dataflow): Two different worklist solvers.
25742 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
25745 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25748 * doc/invoke.texi: Document the dependence on pthread for fopenmp
25749 and ftree-parallelize-loops.
25751 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
25753 PR rtl-optimization/34826
25754 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
25756 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
25758 * global.c (find_reg): Mark the eh regs as used if necessary.
25759 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
25760 * ra.h (struct allocno): no_eh_reg field added. Changed
25761 no_stack_reg type to bitfield.
25763 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
25765 * tree.c (substitute_in_expr): Add missing 'break'.
25767 2008-01-17 Richard Guenther <rguenther@suse.de>
25769 PR tree-optimization/34825
25770 * tree-ssa-math-opts.c (is_division_by): Do not recognize
25771 x / x as division to handle.
25773 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25775 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
25776 "-pthread" is specified.
25777 * pa-hpux11.h (LIB_SPEC): Likewise.
25779 2008-01-16 Janis Johnson <janis187@us.ibm.com>
25780 Peter Bergner <bergner@vnet.ibm.com>
25782 PR rtl-optimization/33796
25783 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
25785 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25787 PR libgfortran/34699
25788 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
25790 * pa-hpux10.h (LINK_SPEC): Likewise.
25791 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
25793 2008-01-16 Richard Guenther <rguenther@suse.de>
25795 PR middle-end/32628
25796 * fold-const.c (fold_convert_const_int_from_int): Do not
25797 set overflow if that occured only because of a sign extension
25798 change when converting from/to a sizetype with the same
25799 precision and signedness.
25801 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25804 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
25805 location address to the correct place. Update copyright year.
25807 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25809 * lambda-code.c (lambda_transform_legal_p): Handle the case of
25810 no dependences in the dependence_relations vector.
25812 2008-01-16 Jan Hubicka <jh@suse.cz>
25814 PR rtl-optimization/31396
25815 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
25816 * cfg.c (dump_reg_info): Print it.
25817 * regs.h (struct reg_info_t): add freq_calls_crossed.
25818 (REG_FREQ_CALLS_CROSSED): New macro.
25819 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
25820 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
25821 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
25822 regmove_optimize): Update call crossed frequencies.
25823 * local-alloc.c (struct qty): Add freq_calls_crossed.
25824 (alloc_qty): Copute freq_calls_crossed.
25825 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
25826 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
25827 * ra.h (struct allocno): Add freq_calls_crossed.
25829 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25831 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
25832 libgomp when compiling with ftree-parallelize-loops.
25833 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
25835 2008-01-16 Richard Guenther <rguenther@suse.de>
25837 PR tree-optimization/34769
25838 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
25839 * tree.c (int_cst_value): Instead make this function more
25840 permissive in what it accepts as valid input. Document this
25841 function always sign-extends the value.
25843 2008-01-16 Jakub Jelinek <jakub@redhat.com>
25844 Richard Guenther <rguenther@suse.de>
25847 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
25848 (gimple_fold_indirect_ref_rhs): ... this.
25849 (gimple_fold_indirect_ref): New function with foldings
25850 that preserve lvalueness.
25851 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
25852 * tree-flow.h (gimple_fold_indirect_ref): Declare.
25853 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
25854 to fold an INDIRECT_REF, fall back to the old use of
25855 fold_indirect_ref_1.
25857 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
25859 * tree-data-ref.c (subscript_dependence_tester_1): Call
25860 free_conflict_function.
25861 (compute_self_dependence): Same.
25863 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
25866 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
25867 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
25869 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
25870 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
25871 for DWARF2_UNWIND_INFO targets.
25873 2008-01-16 Richard Guenther <rguenther@suse.de>
25876 * c-typeck.c (common_pointer_type): Do not merge inconsistent
25877 type qualifiers for function types.
25879 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
25881 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
25882 loop_iterator li from previous commit.
25884 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
25886 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
25888 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25890 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
25891 (parallelize_loops): Don't parallelize irreducible components.
25893 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25896 * c-opts (c_common_post_options): Do not enable CPP
25897 flag_pedantic_errors by default.
25899 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
25901 PR rtl-optimization/31944
25902 * cse.c (remove_pseudo_from_table): New function.
25903 (merge_equiv_classes): Use above function to remove pseudo-registers.
25904 (invalidate): Likewise.
25906 2008-01-13 Richard Guenther <rguenther@suse.de>
25908 PR middle-end/34601
25909 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
25910 instead of TYPE_MODE to deal with calls from expand_one_error_var.
25912 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
25914 * gcse.c (cprop_jump): Call validate_unshare_change instead of
25915 validate_change to unshare the source of the PC set.
25917 2008-01-12 Jan Hubicka <jh@suse.cz>
25919 PR middle-end/32135
25920 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
25921 references above array bounds. This might trigger bounds checks for
25922 pointers to arrays.
25924 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
25926 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
25927 new_replaceable_dependencies.
25929 2008-01-12 Doug Kwan <dougkwan@google.com>
25931 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
25932 instead of OPT_Wreturn_type in warning due to ignored return type
25934 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
25935 options included in -Wextra.
25936 * c.opt: New option -Wignored_qualifiers.
25937 * doc/invoke.texi (Warning Options, -Wextra): Add new option
25938 -Wignore_qualifiers.
25939 (-Wignored-qualifiers): Document.
25940 (-Wreturn-type): Remove description of functionality now handled
25941 by -Wignored-qualifiers.
25943 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
25946 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
25947 NOP_EXPR if it is between integral types with the same precision.
25949 2008-01-12 Jan Hubicka <jh@suse.cz>
25952 * invoke.texi (max-inline-recursive-depth): Fix default value.
25954 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
25956 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
25959 2008-01-11 Bob Wilson <bob.wilson@acm.org>
25961 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
25963 2008-01-11 James E. Wilson <wilson@specifix.com>
25966 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
25968 2008-01-11 Anatoly Sokolov <aesok@post.ru>
25970 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
25971 save/restore frame pointer register and don't use 'call-prologues'
25972 optimization in function with "OS_task" attribute.
25974 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
25976 PR middle-end/31309
25977 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
25978 when copying to memory.
25980 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
25982 PR rtl-optimization/30905
25983 * cfgcleanup.c: Include dce.h
25984 (crossjumps_occured): New global variable.
25985 (try_crossjump_bb): Exit loop after finding a fallthru edge.
25986 If something changed, set crossjumps_occured to true.
25987 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
25988 Don't add/remove fake edges to exit here...
25989 (cleanup_cfg): ...but do it here, when crossjumping.
25990 Run a fast DCE when successful crossjumps occured in the latest
25991 iteration of try_optimize_cfg.
25993 2008-01-11 Richard Guenther <rguenther@suse.de>
25995 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
25996 (struct vn_unary_op_s): Likewise.
25997 (vn_reference_insert): Free old reference on hash collision.
25999 2008-01-10 Raksit Ashok <raksit@google.com>
26001 PR rtl-optimization/27971
26002 * combine.c (find_split_point): Split PLUS expressions which are
26003 inside a MEM rtx, and whose first operand is complex.
26005 2008-01-10 DJ Delorie <dj@redhat.com>
26007 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
26008 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
26009 (m32c_hard_regno_ok): Call the underlying function.
26011 2008-01-10 Richard Guenther <rguenther@suse.de>
26013 PR middle-end/34683
26014 * tree-cfg.c (tree_merge_blocks): Do not go through the
26015 full-blown folding and stmt updating path if we just deal
26016 with virtual operands.
26017 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
26018 test for abnormal SSA_NAMEs.
26020 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
26022 PR middle-end/34641
26023 * reload.c (push_reload): Add assertions. All constants from
26024 reg_equiv_constant should have been used for replacing the respective
26026 (find_reloads_address): Invoke find_reloads_address_part for
26027 constant taken from the reg_equiv_constant array.
26029 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
26031 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
26032 field (valnum) the first in the struct. Replace bools with
26035 2008-01-10 Richard Guenther <rguenther@suse.de>
26037 PR tree-optimization/34651
26038 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
26039 types and ordering for masking and converting.
26041 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
26043 PR tree-optimization/34017
26044 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
26045 also for PHI_NODE expressions.
26047 2008-01-09 Jan Hubicka <jh@suse.cz>
26049 PR tree-optimization/34708
26050 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
26051 based on number of case labels.
26052 (init_inline_once): Remove switch_cost.
26053 * tree-inline.h (eni_weights_d): Remove switch_cost.
26055 2008-01-09 Richard Guenther <rguenther@suse.de>
26056 Andrew Pinski <andrew_pinski@playstation.sony.com>
26058 PR middle-end/30132
26059 * gimplify.c (gimplify_cond_expr): Do not create an addressable
26060 temporary if an rvalue is ok or an lvalue is not required.
26062 2008-01-09 Richard Guenther <rguenther@suse.de>
26064 PR middle-end/34458
26065 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
26066 adjust return type.
26068 2008-01-09 Richard Guenther <rguenther@suse.de>
26070 PR middle-end/34679
26071 * tree.c (host_integerp): Check for sizetype only if the
26072 type is an integer type.
26074 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
26077 * opts.c (decode_options): Disable inlining of functions called
26078 once if not in unit-at-a-time mode.
26080 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
26082 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
26084 2008-01-08 Richard Guenther <rguenther@suse.de>
26086 PR middle-end/31863
26087 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
26088 out early if the result will be unused.
26090 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26095 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26096 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26099 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
26101 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
26102 for vectorization tuned.
26104 2008-01-08 Richard Guenther <rguenther@suse.de>
26106 PR tree-optimization/34683
26107 * tree-ssa-operands.c (operand_build_cmp): Export.
26108 * tree-ssa-operands.h (operand_build_cmp): Declare.
26109 * tree-vn.c (vuses_compare): Remove.
26110 (sort_vuses): Use operand_build_cmp.
26111 (sort_vuses_heap): Likewise.
26112 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
26113 to re-use old VEC if available. Do not sort already sorted VUSEs.
26114 (vdefs_to_vec): Do not sort already sorted VDEFs.
26116 2008-01-08 Jakub Jelinek <jakub@redhat.com>
26118 PR middle-end/34694
26119 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
26121 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26124 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
26125 limitations of reciprocal sequences on x86 targets.
26127 2008-01-08 Richard Guenther <rguenther@suse.de>
26129 PR tree-optimization/34683
26130 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
26132 2008-01-07 Jakub Jelinek <jakub@redhat.com>
26135 * config/darwin.c (darwin_mergeable_string_section): Don't use
26136 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
26138 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
26141 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
26142 negxf2. Macroize expander using X87MODEF mode iterator. Change
26143 predicates of op0 and op1 to register_operand.
26144 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
26145 expander using X87MODEF mode iterator. Change predicates of
26146 op0 and op1 to register_operand.
26147 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
26148 corresponding patterns and macroize using MODEF macro. Change
26149 predicates of op0 and op1 to register_operand and remove
26150 "m" constraint. Disparage "r" alternative with "!".
26151 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
26152 macroize using X87MODEF macro. Change predicates of op0 and op1
26153 to register_operand and remove "m" constraint. Disparage "r"
26154 alternative with "!".
26155 (absneg splitter with memory operands): Remove.
26156 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
26157 patterns and macroize using X87MODEF mode iterator.
26158 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
26159 Change predicate of op1 to register_operand.
26160 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
26161 for memory operands.
26163 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
26165 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
26167 2008-01-07 Richard Guenther <rguenther@suse.de>
26169 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
26172 2008-01-07 Richard Guenther <rguenther@suse.de>
26174 PR tree-optimization/34683
26175 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
26176 VOPs of the needed size to save memory. Use VEC_quick_push
26177 to save compile-time.
26178 (vdefs_to_vec): Likewise.
26180 2008-01-07 Sa Liu <saliu@de.ibm.com>
26182 * config/spu/spu.md (divdf3): Genetate inline code for double
26183 division. The implementation doesn't handle INF or NAN, therefore it
26184 only applies when -ffinite-math-only is given.
26186 2008-01-06 Paolo Carlini <pcarlini@suse.de>
26189 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
26190 * doc/cpp.texi ([Common Predefined Macros]): Document.
26192 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
26194 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
26195 order to use commutative addition instead of subtraction.
26197 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
26198 Mircea Namolaru <namolaru@il.ibm.com>
26199 Vladimir Yanovsky <yanov@il.ibm.com>
26200 Revital Eres <eres@il.ibm.com>
26202 PR tree-optimization/34263
26203 * tree-outof-ssa.c (process_single_block_loop_latch,
26204 contains_tree_r): New functions.
26205 (analyze_edges_for_bb): Call process_single_block_loop_latch
26206 function to empty single-basic-block latch block if possible.
26208 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26210 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26212 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
26214 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26216 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
26218 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26220 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
26222 2008-01-05 Jakub Jelinek <jakub@redhat.com>
26224 PR tree-optimization/34618
26225 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
26228 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26231 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
26232 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
26233 Update copyright year.
26235 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
26236 Update copyright year.
26237 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
26240 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
26242 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
26243 edge does not point to current bb before changing need_assert.
26245 2008-01-04 Richard Guenther <rguenther@suse.de>
26247 PR middle-end/34029
26248 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
26249 for verifying purposes if they are is_gimple_min_invariant.
26251 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
26253 PR tree-optimization/34448
26254 PR tree-optimization/34465
26255 * gimplify.c (gimplify_init_constructor): Add new parameter
26256 notify_temp_creation. Use it.
26257 (gimplify_modify_expr_rhs): Take volatiles into account when
26258 optimizing constructors.
26259 Do not optimize constructors if gimplify_init_constructor will dump to
26261 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
26262 * gcc.c-torture/compile/pr34448.c: New.
26264 2008-01-04 Jakub Jelinek <jakub@redhat.com>
26266 PR gcov-profile/34609
26267 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
26268 return_slot if result is TREE_ADDRESSABLE.
26270 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
26272 * config/mips/mips.md (sqrt_condition): Tweak comment.
26273 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
26275 2008-01-03 Tom Tromey <tromey@redhat.com>
26278 * c-common.c (c_type_hash): Handle VLAs.
26280 2008-01-03 Jan Hubicka <jh@suse.cz>
26282 PR tree-optimization/31081
26283 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
26284 0 when inlining and not inlining to first basic block.
26285 (remap_decl): When var is initialized to 0, don't set default_def.
26286 (expand_call_inline): Set entry_bb.
26287 * tree-inline.h (copy_body_data): Add entry_bb.
26289 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26292 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
26295 PR tree-optimization/29484
26296 * tree-inline.c (inline_forbidden_p_2): New function.
26297 (inline_forbidden_p): Disallow inlining if some static var
26298 has an address of a local LABEL_DECL in its initializer.
26299 * doc/extend.texi (Labels as Values): Document &&foo behaviour
26302 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
26304 PR tree-optimization/34635
26305 * tree-data-ref.c (add_other_self_distances): Make sure that the
26306 evolution step is constant.
26308 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26310 PR middle-end/34608
26311 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
26313 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
26315 * tree-sra.c (scalarize_init): Insert the generate_element_init
26316 statements after the generate_element_zero statements.
26318 2008-01-02 Richard Guenther <rguenther@suse.de>
26320 PR middle-end/34093
26321 PR middle-end/31976
26322 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
26323 for very large number of operands instead of ICEing.
26325 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
26328 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
26329 while stack probing.
26331 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
26333 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
26336 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
26338 PR libmudflap/26442
26339 * tree-mudflap.c (mx_register_decls): Guard warning by
26340 !DECL_ARTIFICIAL check.
26342 2008-01-01 Jakub Jelinek <jakub@redhat.com>
26344 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
26345 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
26346 sse5_perm<mode>): Fix constraints.