1 2008-11-12 Steve Ellcey <sje@cup.hp.com>
4 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
6 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
7 * configure: Regenerate.
8 * config.in: Regenerate.
10 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
13 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
15 2008-11-12 Jakub Jelinek <jakub@redhat.com>
18 2008-10-21 Jakub Jelinek <jakub@redhat.com>
19 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from
22 2008-11-12 Jason Merrill <jason@redhat.com>
25 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
28 2008-11-12 Anatoly Sokolov <aesok@post.ru>
30 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
31 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
33 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
34 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
36 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
38 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
39 packed-stack special handling.
40 (FRAME_ADDR_RTX): Add definition.
42 2008-11-12 Jakub Jelinek <jakub@redhat.com>
45 * fold-const.c (native_encode_string): New function.
46 (native_encode_expr): Use it for STRING_CST.
48 2008-11-12 DJ Delorie <dj@redhat.com>
50 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
51 insns if the intermediate value will be used later.
53 2008-11-12 Andreas Schwab <schwab@suse.de>
55 * config/m68k/m68k.c (print_operand): Mask off extra extension
56 bits when writing out the representation of real values.
58 2008-11-12 Ira Rosen <irar@il.ibm.com>
60 PR tree-optimization/38079
61 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
64 2008-11-12 Jakub Jelinek <jakub@redhat.com>
67 * c-pretty-print.c (pp_c_complex_expr): New function.
68 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
71 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
72 than INNER and INNER is a constant, forcibly align INNER as much
75 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
77 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
79 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
81 PR rtl-optimization/37363
82 * simplify-rtx.c (simplify_plus_minus): Don't create (const (minus ...))
85 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
87 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
90 2008-11-10 Catherine Moore <clm@codesourcery.com>
92 * config.gcc (mips64vrel-*-elf*): Include the tm_file
94 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
95 (BASE_DRIVER_SELF_SPECS): Remove.
96 (DRIVER_SELF_SPECS): New definition.
97 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
98 BASE_DRIVER_SELF_SPECS.
99 * config/mips/sde.h: Likewise.
100 * config/mips/iris6.h: Likewise.
101 * config/mips/vr.h: Likewise.
102 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
104 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
106 PR rtl-optimizations/37948
107 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
108 (ira_create_copy, ira_add_allocno_copy): New parameter.
110 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
111 to ira_add_allocno_copy.
112 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
113 parameter to process_regs_for_copy.
114 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
115 Fix typo in passing second allocno to ira_add_allocno_copy.
117 * ira-color.c (update_conflict_hard_regno_costs): Use head of
118 coalesced allocnos list.
119 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
121 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
122 (add_ira_allocno_to_ordered_bucket): Rename to
123 add_allocno_to_ordered_bucket.
124 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
125 head of coalesced allocnos list.
126 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
127 Check that it is aready calculated.
128 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
129 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
131 (coalesce_allocnos): Do extended coalescing too.
133 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
134 parameter to ira_add_allocno_copy.
136 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
138 (print_copy): Print copy origination too.
140 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
143 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
145 PR rtl-optimization/37514
146 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
147 flag_ira_share_spill_slots to 2 if it's already non-zero.
148 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
149 flag_ira_share_spill_slots is 2.
151 2008-11-10 Kevin Buettner <kevinb@redhat.com>
153 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
154 (prologue_enter_32): Set FB to SP - 4.
156 2008-11-10 DJ Delorie <dj@redhat.com>
158 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
159 constraint for single-bit-clear in lower byte of HI constant, vs
160 Imb which just ignores the upper byte.
161 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
162 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
163 (iorhi3_16): Check for single bit set, not single bit clear.
165 2008-11-10 Janis Johnson <janis187@us.ibm.com>
167 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
169 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
171 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
173 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
174 values living in memory and use more precise alignment information.
176 2008-11-10 Jakub Jelinek <jakub@redhat.com>
179 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
180 after __mf_check call if the call must end a bb.
182 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
186 * combine.c (force_to_mode): Do not process vector types.
188 * rtlanal.c (nonzero_bits1): Do not process vector types.
189 (num_sign_bit_copies1): Likewise.
191 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
193 * config/i386/gnu.h: Add copyright and licensing header.
194 * config/gnu.h: Likewise.
196 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
198 * fwprop.c (fwprop_done): Call df_remove_problem.
200 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
203 * tree-scalar-evolution.c (instantiate_scev_1): Return
204 chrec_dont_know for VL_EXP_CLASS_P.
206 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
208 * reg-stack.c (reg_to_stack): Add missing braces in memset
211 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
213 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
214 (NO_PROFILE_COUNTERS): New define.
216 2008-11-06 David Edelsohn <edelsohn@gnu.org>
219 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
221 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
224 * config/sparc/constraints.md (D): New.
225 * config/sparc/predicates.md (const_double_or_vector_operand): New.
226 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
228 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
229 Use the 'D' constraint in addition to 'F' in some alternatives.
230 (DF splitter): Generalize for V64mode.
231 * doc/md.texi (SPARC): Document the 'D' constraint.
233 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
235 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
237 2008-11-06 Ben Elliston <bje@au.ibm.com>
239 * gcc.c: Remove ancient comment about a bug in Sun cc.
241 2008-11-05 Janis Johnson <janis187@us.ibm.com>
243 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
245 2008-11-06 Ben Elliston <bje@au.ibm.com>
247 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
249 2008-11-06 Ben Elliston <bje@au.ibm.com>
251 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
254 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
257 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
260 2008-11-05 Martin Jambor <mjambor@suse.cz>
263 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
264 pointer arithmetics into array_ref if the array is accessed
265 through an indirect_ref.
267 2008-11-05 Richard Guenther <rguenther@suse.de>
270 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
271 qualified pointer conversion before stripping qualifiers.
272 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
273 * tree-flow.h (may_propagate_address_into_dereference): Declare.
274 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
277 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
278 properly canonicalize binary ops.
279 (forward_propagate_addr_expr_1): Use
280 may_propagate_address_into_dereference.
282 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
285 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
286 Initialize uninitialized input registers with a NaN.
288 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
292 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
294 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
298 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
299 exits and conditions.
300 * testsuite/gcc.dg/graphite/pr37943.c: New.
302 2008-11-04 Jakub Jelinek <jakub@redhat.com>
303 Andrew Pinski <andrew_pinski@playstation.sony.com>
306 * c-common.c (warn_for_sign_compare): For complex result_type
307 use component's type.
309 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
311 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
313 * print-tree.c (print_node): Don't print DECL_INITIAL
317 * c-common.c (parse_optimize_options): Save and restore
318 flag_strict_aliasing around decode_options call.
320 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
322 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
323 (host_detect_local_cpu): Use it instead of casted strings to
324 compare vendor signatures.
326 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
329 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
330 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
332 2008-11-03 Catherine Moore <clm@codesourcery.com>
334 * config/mips.c (mips_conditional_register_usage): Handle the
335 DSP control register.
336 * doc/extend.texi: Document the DSP control register.
338 2008-11-03 Steve Ellcey <sje@cup.hp.com>
339 Jakub Jelinek <jakub@redhat.com>
341 * omp-low.c (expand_omp_for_generic): If iter_type has different
342 precision than type and type is a pointer type, cast n1 and n2
343 first to an integer type with the same precision as pointers
344 and only afterwards to iter_type.
346 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
348 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
349 (UNSPEC_GOTSYM_OFF): New unspec.
350 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
351 (pic_add_dot_plus_eight): Likewise.
352 (tls_load_dot_plus_eight): Likewise. Update peephole2.
353 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
354 UNSPEC_PIC_BASE operands.
355 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
356 (arm_output_addr_const_extra): Handle it.
358 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
360 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
361 integer class to full integer class if the offset is not word-aligned.
363 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
366 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
368 (doloop_optimize): Update call to doloop_modify.
370 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
372 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
374 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
377 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
378 gcc_cv_as_cfi_directive.
379 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
380 merging read-only and read-write sections or assembler emits
381 read-write .eh_frame sections.
382 * configure: Regenerate.
384 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
387 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
389 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
391 (rs6000_emit_prologue): Invert logic.
392 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
393 (reg:P 11) instead of match_operand.
394 (*save_fpregs_<mode>): Likewise.
395 (*restore_gpregs_<mode>): Likewise.
396 (*return_and_restore_gpregs_<mode>): Likewise.
397 (*return_and_restore_fpregs_<mode>): Likewise.
398 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
399 (reg:P 11) insted of match_operand.
400 (*restore_gpregs_spe): Likewise.
401 (*return_and_restore_gpregs_spe): Likewise.
403 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
405 PR tree-optimization/37684
406 * gcc.dg/graphite/pr37684.c: New.
407 * graphite.c (exclude_component_ref): New.
408 (is_simple_operand): Call exclude_component_ref.
410 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
412 PR tree-optimization/36908
413 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
414 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
415 (number_of_rw_in_partition): New.
416 (partition_contains_all_rw): New.
417 (ldist_gen): Do not distribute when one of the partitions
418 contains all the memory operations.
420 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
422 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
423 EDGE_IRREDUCIBLE_LOOP.
425 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
427 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
428 where we have one entry point in the loop which isn't the head.
430 2008-11-03 Richard Guenther <rguenther@suse.de>
433 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
435 2008-11-03 Jakub Jelinek <jakub@redhat.com>
438 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
439 for ipa and simple ipa passes.
441 2008-11-02 Richard Guenther <rguenther@suse.de>
443 PR tree-optimization/37542
444 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
445 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
446 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
447 (vn_nary_op_insert_stmt): Likewise.
448 (visit_use): Likewise.
450 2008-11-02 Anatoly Sokolov <aesok@post.ru>
452 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
454 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
455 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
456 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
457 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
458 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
459 peephole2's): Replace unspec with rotate.
460 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
462 2008-11-02 Richard Guenther <rguenther@suse.de>
464 PR tree-optimization/37991
465 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
466 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
467 (set_ssa_val_to): Print if the value changed.
468 (simplify_binary_expression): Strip useless conversions.
470 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
473 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
476 2008-11-01 Richard Guenther <rguenther@suse.de>
479 * builtins.c (fold_builtin_strspn): Return a size_t.
480 (fold_builtin_strcspn): Likewise.
482 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
484 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
485 attribute for struct return convention.
487 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
489 * config/rs6000/crtsavres.asm: Really, really delete.
491 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
493 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
495 (rs6000_emit_prologue): Invert logic.
496 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
497 (reg:P 11) instead of match_operand.
498 (*save_fpregs_<mode>): Likewise.
499 (*restore_gpregs_<mode>): Likewise.
500 (*return_and_restore_gpregs_<mode>): Likewise.
501 (*return_and_restore_fpregs_<mode>): Likewise.
502 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
503 (reg:P 11) insted of match_operand.
504 (*restore_gpregs_spe): Likewise.
505 (*return_and_restore_gpregs_spe): Likewise.
507 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
509 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
510 list of word switches that take args.
512 2008-10-30 Jakub Jelinek <jakub@redhat.com>
514 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
515 (s390_output_pool_entry): Call it through for_each_rtx.
518 * expr.c (store_constructor): For vectors, if target is a MEM, use
519 target's MEM_ALIAS_SET instead of elttype alias set.
521 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
524 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
527 2008-10-29 David Edelsohn <edelsohn@gnu.org>
530 * config/rs6000/predicates.md (word_offset_memref_operand):
531 Restructure code and look inside auto-inc/dec addresses.
533 2008-10-29 Steve Ellcey <sje@cup.hp.com>
536 * libgcov.c ( __gcov_indirect_call_profiler): Check
537 TARGET_VTABLE_USES_DESCRIPTORS.
539 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
541 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
542 (INITIAL_FRAME_POINTER_OFFSET): Remove.
543 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
544 offset if eliminating soft frame pointer.
545 * config/spu/spu.md (stack_protect_set, stack_protect_test)
546 (stack_protect_test_si): Add initial machine description
547 for Stack Smashing Protector
549 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
552 * c-common.c (min_precision): Move to...
553 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
554 * tree.h (tree_int_cst_min_precision): Declare.
555 * c-common.h (min_precision): Delete declaration.
556 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
557 multiplication of non-negative integer constants.
558 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
559 tree_int_cst_min_precision.
560 (finish_enum): Likewise.
562 2008-10-29 Joseph Myers <joseph@codesourcery.com>
565 * convert.c (convert_to_real): Do not optimize conversions of
566 binary arithmetic operations between binary and decimal
567 floating-point types. Consider mode of target type in determining
568 decimal type for arithmetic. Unless
569 flag_unsafe_math_optimizations, do not optimize binary conversions
570 where this may change rounding behavior.
571 * real.c (real_can_shorten_arithmetic): New.
572 * real.h (real_can_shorten_arithmetic): Declare.
574 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
576 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
577 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
578 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
580 (must_save_p): For some workarounds, interrupts need to clobber a
582 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
583 and LC1 for WA_05000257.
584 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
585 WA_05000283 and WA_05000315.
586 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
587 (movbi): Add alternative to set CC to 1; improve code for setting
589 (dummy_load): New pattern.
591 2008-10-29 Jakub Jelinek <jakub@redhat.com>
594 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
595 BLKmode for non-memory, convert using a wider MODE_INT mode
599 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
600 that haven't been removed yet.
602 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
604 * config/bfin/bfin.c (struct machine_function): New member
606 (bfin_expand_movmem): Set it when generating memcpy insns.
607 (n_regs_saved_by_prologue, expand_prologue_reg_save,
608 expand_epilogue_reg_restore): If we have hardware loops,
609 memcpy insns (indicated by has_loopreg_clobber) or function
610 calls, we need to save the loop registers.
612 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
614 * config/i386/i386.c (core2_cost): Fix typos in comments.
616 2008-10-28 Jakub Jelinek <jakub@redhat.com>
619 * combine.c (make_compound_operation): Don't call make_extraction with
621 (simplify_shift_const_1): Canonicalize count even if complement_p.
623 2008-10-28 Joseph Myers <joseph@codesourcery.com>
625 * convert.c (strip_float_extensions): Do not remove or introduce
626 conversions between binary and decimal floating-point types.
628 2008-10-28 Jakub Jelinek <jakub@redhat.com>
631 * fold-const.c (distribute_bit_expr): Convert common, left and
632 right arguments to type.
634 2008-10-28 Nick Clifton <nickc@redhat.com>
636 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
637 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
638 call_really_used_regs array rather than the call_used_regs array.
639 (mn10300_get_live_callee_saved_regs, expand_prologue,
640 expand_epilogue, output_tst): Likewise.
642 2008-10-27 Jakub Jelinek <jakub@redhat.com>
645 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
646 (df_get_entry_block_def_set): Neither here.
647 (df_get_regular_block_artificial_uses): Add EH_USES registers.
649 PR tree-optimization/37879
650 * predict.c (tree_estimate_probability): Check if last_stmt is
651 non-NULL before dereferencing it.
653 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
655 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
656 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
657 (ira_fast_allocation): Remove the prototype.
659 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
660 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
661 (color_pass): Modify the updated costs.
662 (ira_color): Rename to color. Make it static.
663 (ira_fast_allocation): Rename to fast_allocation. Make it static.
664 (ira_color): New function.
666 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
669 * ira-lives.c (last_call_num, allocno_saved_at_call): New
671 (set_allocno_live, clear_allocno_live, mark_ref_live,
672 mark_ref_dead): Invalidate corresponding element of
673 allocno_saved_at_call.
674 (process_bb_node_lives): Increment last_call_num. Setup
675 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
676 allocno was already saved.
677 (ira_create_allocno_live_ranges): Initiate last_call_num and
678 allocno_saved_at_call.
680 * ira-build.c (ira_create_allocno): Initiate
681 ALLOCNO_UPDATED_COVER_CLASS_COST.
682 (create_cap_allocno, propagate_allocno_info,
683 remove_unnecessary_allocnos): Remove setting updated costs.
684 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
686 * ira.c (ira): Don't call ira_fast_allocation.
688 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
691 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
694 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
696 * ira-int.h (ira_hard_regno_cover_class): New.
698 * ira-lives.c (mark_reg_live, mark_reg_dead,
699 process_bb_node_lives): Use ira_hard_regno_cover_class.
701 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
702 (setup_hard_regno_cover_class): New function.
703 (ira_init): Call setup_hard_regno_cover_class.
705 * ira-costs.c (cost_class_nums): Add comment.
706 (find_allocno_class_costs): Initiate cost_class_nums.
707 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
709 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
712 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
713 Rename to copy_info_to_removed_store_destinations. Propagate
714 conflict hard regs and register stack attribute.
716 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
719 * pa.c (function_arg_padding): Pad complex and vector types
720 upward in 64-bit runtime.
721 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
723 2008-10-26 Matthias Klose <doko@ubuntu.com>
725 * doc/install.texi: Document requirements on antlr.
727 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
729 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
732 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
735 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
736 is defined, use it to modify the constant offset.
738 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
740 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
741 and short arguments to the correct location as mandated by the ABI.
743 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
745 PR rtl-optimization/37769
746 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
748 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
750 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
751 unwind-dw2-Os-4-200.o.
753 2008-10-24 Joseph Myers <joseph@codesourcery.com>
755 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
756 (convert_for_assignment): Remove ic_argpass_nonproto cases.
758 2008-10-24 Jakub Jelinek <jakub@redhat.com>
760 PR tree-optimization/36038
761 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
762 add sizetype IV with initial value zero instead of pointer type.
764 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
767 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
768 around bit operation.
769 * profile.c (is_edge_inconsistent): Likewise.
770 * fold-const.c (truth_value_p): Move from here...
771 * tree.h (truth_value_p): ... to here.
772 * c-tree.h (c_expr): Update description of original_code.
773 * c-typeck.c (parser_build_unary_op): Set original_code.
774 (parser_build_binary_op): Update call to warn_about_parentheses.
775 * c-common.c (warn_about_parentheses): Take two additional
776 arguments of the operands. Use a switch. Quote operators
777 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
778 Add warning about !x | y and !x & y.
779 * c-common.h (warn_about_parentheses): Update declaration.
781 2008-10-24 Jakub Jelinek <jakub@redhat.com>
783 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
784 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
785 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
787 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
788 (check-%): For test targets listed in lang_checks_parallelized
789 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
790 run the testing in multiple make goals, possibly parallel, and
791 afterwards run dg-extract-results.sh to merge the sum and log files.
793 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
795 * config/mips/mips.c (mips_canonicalize_move_class): New function.
796 (mips_move_to_gpr_cost): Likewise.
797 (mips_move_from_gpr_cost): Likewise.
798 (mips_register_move_cost): Make more fine-grained.
800 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
802 * graphite.c (graphite_apply_transformations): Check for
804 * toplev.c (process_options): Add graphite_identity.
805 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
807 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
809 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
810 mulhisihl and mulhisihh builtins.
812 From Jie Zhang <jie.zhang@analog.com>
813 * config/bfin/bfin.md (composev2hi): Put operands into vector
816 2008-10-22 Chao-ying Fu <fu@mips.com>
818 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
820 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
822 From Mike Frysinger <michael.frysinger@analog.com>
823 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
824 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
825 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
826 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
827 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
828 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
829 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
830 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
831 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
832 __ADSPBF51x__ for all of them.
833 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
834 -mcpu bf512, bf514, bf516, and bf518.
835 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
836 bf512-none, bf514-none, bf516-none, and bf518-none.
837 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
838 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
839 * doc/invoke.texi (Blackfin Options): Document that
840 -mcpu now accepts bf512, bf514, bf516, and bf518.
842 2008-10-22 Jakub Jelinek <jakub@redhat.com>
845 * fold-const.c (build_range_type): For 1 .. signed_max
846 range call build_nonstandard_inter_type if signed_type_for
847 returned a type with bigger precision.
849 2008-10-22 Richard Guenther <rguenther@suse.de>
851 * tree.def (COMPLEX_TYPE): Constrain element type.
852 * tree.c (build_complex_type): Assert that.
853 * tree-ssa-structalias.c (could_have_pointers): Complex types
854 cannot have pointers.
856 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
859 * c-typeck.c (convert_for_assignment): Do not give declaration's
860 location for builtins. Spell out which type was expected and which
863 2008-10-22 Nick Clifton <nickc@redhat.com>
865 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
866 the fdpic register to be a target when running in fdpic mode.
868 2008-10-22 Rafael Espindola <espindola@google.com>
870 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
871 newly created statements.
873 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
876 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
877 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
878 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
880 2008-10-22 Jakub Jelinek <jakub@redhat.com>
883 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
884 Adjust -mcmodel=medium description for 2005-07-31 changes.
886 2008-10-22 Jan Hubicka <jh@suse.cz>
887 Jakub Jelinek <jakub@redhat.com>
890 * doc/invoke.texi: Remove references to obsoleted -d dumps.
892 2008-10-21 Richard Henderson <rth@redhat.com>
895 * emit-rtl.c (get_spill_slot_decl): Export.
896 * emit-rtl.h (get_spill_slot_decl): Declare.
897 * var-tracking.c (vt_add_function_parameters): Relax assertion
898 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
900 2008-10-21 Bob Wilson <bob.wilson@acm.org>
902 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
903 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
906 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
909 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
910 processed by get_maxval_strlen.
912 2008-10-21 David Edelsohn <edelsohn@gnu.org>
915 * tree.c (get_file_function_name): Copy first_global_object_name.
916 Centralize call to clean_symbol_name.
918 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
920 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
921 * config/svr4.h (SVR4_ASM_SPEC): New.
922 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
923 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
925 * doc/invoke.texi (Option Summary): Add -T to linker options.
926 (Link Options): Document -T.
928 2008-10-21 Jakub Jelinek <jakub@redhat.com>
930 * tree-inline.c (tree_inlinable_function_p): Remove tuples
933 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
936 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
938 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
940 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
943 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
945 * doc/install.texi: Fix typos in previous patch.
947 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
949 * doc/install.texi: Document in-tree building of gcc and mpfr.
951 2008-10-19 Richard Guenther <rguenther@suse.de>
953 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
955 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
958 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
959 (build_enumerator): Convert enumerators that fit in integer to
962 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
964 * config/i386/i386.md (unnamed peephole2): Do not force memory
965 operands of arith or logical instructions into registers for
966 non-TARGET_READ_MODIFY targets.
968 (ffs_cmove): Change operand 0 predicate to register_operand.
969 Change operand 1 predicate to nonimmediate_operand.
971 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
973 2008-10-18 Richard Guenther <rguenther@suse.de>
975 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
976 VIEW_CONVERT_EXPR case against invalid gimple.
978 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
980 * c-parser.c (c_parser_binary_expression): Silence the
981 uninitialized variable warning emitted for binary_loc.
983 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
985 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
988 2008-10-16 Joseph Myers <joseph@codesourcery.com>
991 * c-typeck.c (build_unary_op): Use omit_one_operand for
992 IMAGPART_EXPR of real argument.
994 2008-10-16 Jakub Jelinek <jakub@redhat.com>
996 PR tree-optimization/37664
997 * fold-const.c (fold_binary): When optimizing comparison with
998 highest or lowest type's value, don't consider TREE_OVERFLOW.
1000 2008-10-16 David Edelsohn <edelsohn@gnu.org>
1003 * Makefile.in (coverage.o): Depend on $(TM_P_H).
1004 * coverage.c: Include tm_p.h.
1005 * config/rs6000/x-aix (jc1): Override LDFLAGS.
1006 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
1007 dollar signs from PREFIX.
1008 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
1009 instead of manual strip_name_encoding.
1011 2008-10-16 Richard Guenther <rguenther@suse.de>
1014 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
1015 volatile qualified functions or methods as relevant.
1017 2008-10-16 Jakub Jelinek <jakub@redhat.com>
1019 PR tree-optimization/37525
1020 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
1021 sizetype unsigned constants, both in the case of C and bounds.
1023 2008-10-15 Jan Hubicka <jh@suse.cz>
1025 * ira-emit.c (change_regs): Return false when replacing reg by itself.
1027 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
1030 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
1031 HARD_REGNO_CALL_PART_CLOBBERED.
1033 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1036 * ira-lives.c (mark_early_clobbers): Remove.
1037 (make_pseudo_conflict, check_and_make_def_use_conflicts,
1038 check_and_make_def_conflicts,
1039 make_early_clobber_and_input_conflicts,
1040 mark_hard_reg_early_clobbers): New functions.
1041 (process_bb_node_lives): Call
1042 make_early_clobber_and_input_conflicts and
1043 mark_hard_reg_early_clobbers. Make hard register inputs live again.
1045 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
1046 early clobbers of pseudo-registers.
1048 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
1051 * ira-build.c (ira_flattening): Recalculate
1052 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
1053 from the scratch instead of the propagation.
1055 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1057 * doc/rtl.texi (const_double): Remove the "addr" operand.
1058 Describe CONST_DOUBLE_* macros under const_double rather
1060 (const_fixed): Fix the operand description.
1061 (const): Add an @findex directive.
1062 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
1063 after the constant rtl table.
1064 (fix): Combine floating-point and fixed-point descriptions.
1066 * sched-deps.c (sched_analyze_2): Remove reference to
1069 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
1071 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
1073 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
1074 for UNSPEC_GOTSYM_OFFs.
1075 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
1076 (add_GOT_to_pic_reg): Use it.
1077 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
1079 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
1080 Harsha Jagasia <harsha.jagasia@amd.com>
1082 PR tree-optimization/37485
1083 * graphite.c (gmp_cst_to_tree): Moved.
1084 (iv_stack_entry_is_constant): New.
1085 (iv_stack_entry_is_iv): New.
1086 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
1087 (loop_iv_stack_insert_constant): New.
1088 (loop_iv_stack_pop): Use new datatpype.
1089 (loop_iv_stack_get_iv): Same.
1090 (loop_iv_stack_get_iv_from_name): Same.
1091 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
1092 (loop_iv_stack_patch_for_consts): New.
1093 (loop_iv_stack_remove_constants): New.
1094 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
1095 (translate_clast): Call loop_iv_stack_patch_for_consts and
1096 loop_iv_stack_remove_constants.
1097 (gloog): Use new datatype. Redirect construction edge to end
1098 block to avoid accidental deletion.
1099 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
1101 (union iv_stack_entry_data): New. Data in iv stack entry.
1102 (struct iv_stack_entry): New. Datatype for iv stack entries.
1104 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1106 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
1107 * graphite.c (free_scop): Same.
1108 (build_scops): Same.
1109 (free_scattering): New.
1110 (build_cloog_prog): Call free_scattering.
1111 (patch_phis_for_virtual_defs): Fix memleak.
1112 (graphite_trans_bb_strip_mine): Same.
1113 (limit_scops): Same.
1115 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1116 Harsha Jagasia <harsha.jagasia@amd.com>
1118 PR tree-optimization/37828
1119 * graphite.c (graphite_trans_loop_block): Do not loop block
1120 single nested loops.
1122 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
1124 PR tree-optimization/37686
1125 * tree-loop-linear.c (linear_transform_loops): Build a
1126 loop nest vector. Pass it to lambda_compute_access_matrices.
1127 * tree-data-ref.h (struct access_matrix): Store the loop nest
1128 relative to which it encodes the information.
1129 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
1130 (am_vector_index_for_loop): Reimplemented: iterate over the
1131 loop nest for finding the loop index in the access matrix.
1132 (lambda_compute_access_matrices): Update declaration.
1133 * lambda-code.c (build_access_matrix): Pass the loop nest and
1135 (lambda_compute_access_matrices): Same.
1137 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
1139 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
1140 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
1141 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
1142 already implies hard float. Also fix several insn condition
1143 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
1145 2008-10-15 David Edelsohn <edelsohn@gnu.org>
1148 Based on patches by Laurent Vivier.
1149 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
1150 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
1151 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
1152 dollar sign to underscore.
1153 (ASM_OUTPUT_EXTERNAL): Same.
1154 (ASM_OUTPUT_LABELREF): New.
1155 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
1157 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
1158 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
1159 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
1160 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
1162 2008-10-15 Jakub Jelinek <jakub@redhat.com>
1164 PR tree-optimization/36881
1165 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
1166 that each value doesn't need runtime relocations, for !flag_pic
1167 check that each value is just a valid initializer constant.
1169 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
1171 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
1172 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
1173 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
1174 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
1176 (REG_CLASS_NAMES): Update accordingly.
1177 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
1178 rather than an unpredictable descriptive string.
1179 * config/mips/mips.c (mips_register_move_cost): Remove comment.
1180 (mips_register_move_cost): Check for specific COP*_REGS classes,
1181 instead of ALL_COP_AND_GR_REGS.
1182 (mips_ira_cover_classes): New function.
1183 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
1184 (TARGET_IRA_COVER_CLASSES): Define.
1186 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
1189 * tree.c (build_type_attribute_qual_variant): Hash on the
1190 unqualified type, and don't overwrite an existing
1191 (type_hash_eq): Make the TYPE_NAME of the types significant, to
1192 allow distinguishing between wchar_t and its underlying type. This
1193 also means that we'll retain a little more typedef information.
1195 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
1196 Dmitry Melnik <dm@ispras.ru>
1197 Dmitry Zhurikhin <zhur@ispras.ru>
1198 Alexander Monakov <amonakov@ispras.ru>
1199 Maxim Kuvyrkov <maxim@codesourcery.com>
1201 * target.h (struct gcc_target): Update prototypes of needs_block_p
1203 * haifa-sched.c (create_check_block_twin): Update calls to the above.
1204 * sel-sched.c (create_speculation_check): Likewise.
1205 * doc/tm.texi: Provide documentation for new target hooks.
1207 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
1208 (ia64_gen_spec_insn): Removed.
1209 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
1210 ia64_gen_spec_check): New static functions.
1211 (ia64_alloc_sched_context, ia64_init_sched_context,
1212 ia64_set_sched_context, ia64_clear_sched_context,
1213 ia64_free_sched_context, ia64_get_insn_spec_ds,
1214 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
1215 (ia64_needs_block_p): Change prototype.
1216 (ia64_gen_check): Rename to ia64_gen_spec_check.
1217 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
1218 into declaration, add special memory dependencies handling.
1219 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1220 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1221 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
1222 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
1223 Define new target hooks.
1224 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1225 (ia64_optimization_options): Turn on selective scheduling with -O3,
1226 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
1227 default with selective scheduling.
1228 (ia64_override_options): Initialize align_loops and align_functions
1229 to 32 and 64, respectively. Set global selective scheduling flags
1230 according to target-dependent flags.
1231 (rtx_needs_barrier): Support UNSPEC_LDS_A.
1232 (group_barrier_needed): Use new mstop-bit-before-check flag.
1234 (dfa_state_size): Make global.
1235 (spec_check_no, max_uid): Remove.
1236 (mem_ops_in_group, current_cycle): New variables.
1237 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
1238 Initialize new variables.
1239 (is_load_p, record_memory_reference): New functions.
1240 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
1242 (ia64_variable_issue): Change use of current_sched_info to
1243 sched_deps_info. Update comment. Note if a load or a store is issued.
1244 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
1245 advance if maximal number of loads or stores was issued on current
1247 (scheduled_good_insn): New static helper function.
1248 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
1249 a group barrier is needed. Fix vertical spacing. Guard the code
1250 doing state transition with last_scheduled_insn check.
1251 Mark that a stop bit should be before current insn if there was a
1252 cycle advance. Update current_cycle and mem_ops_in_group.
1253 (ia64_h_i_d_extended): Change use of current_sched_info to
1254 sched_deps_info. Reallocate stops_p by larger chunks.
1255 (struct _ia64_sched_context): New structure.
1256 (ia64_sched_context_t): New typedef.
1257 (ia64_alloc_sched_context, ia64_init_sched_context,
1258 ia64_set_sched_context, ia64_clear_sched_context,
1259 ia64_free_sched_context): New static functions.
1260 (gen_func_t): New typedef.
1261 (get_spec_load_gen_function): New function.
1262 (SPEC_GEN_EXTEND_OFFSET): Declare.
1263 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
1264 (get_mode_no_for_insn): Change the condition that prevents use of
1265 special hardware registers so it can now handle pseudos.
1266 (get_spec_unspec_code): New function.
1267 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
1268 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
1269 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
1270 during selective scheduling.
1271 (ia64_speculate_insn): Use ds_get_speculation_types when
1272 determining whether we need to change the pattern.
1273 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
1274 (ia64_spec_check_src_p): Support new speculation/check codes.
1275 (struct bundle_state): New field.
1276 (issue_nops_and_insn): Initialize it.
1277 (insert_bundle_state): Minimize mid-bundle stop bits.
1278 (important_for_bundling_p): New function.
1279 (get_next_important_insn): Use important_for_bundling_p.
1280 (bundling): When shifting TImode from unimportant insns, ignore
1281 also group barriers. Assert that best state is found before
1282 the backward bundling pass. Print number of mid-bundle stop bits.
1283 Minimize mid-bundle stop bits. Check correct calculation of
1284 mid-bundle stop bits.
1285 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
1286 (final_emit_insn_group_barriers): Emit stop bits before insns starting
1288 (sel2_run): New variable.
1289 (ia64_reorg): When flag_selective_scheduling2 is set, run the
1290 selective scheduling pass instead of schedule_ebbs.
1292 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
1293 (UNSPEC_LDS_A): New UNSPEC.
1294 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
1295 movti_internal, movsf_internal, movdf_internal,
1296 movxf_internal): Make visible. Add speculable* attributes.
1297 (output_c_nc): New mode attribute.
1298 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
1299 mov<mode>_nc, zero_extend<mode>di2_nc,
1300 advanced_load_check_nc_<mode>): New insns.
1301 (zero_extend*): Add speculable* attributes.
1303 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
1304 (msched-stop-bits-after-every-cycle): Likewise.
1305 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
1307 (msched-spec-verbose): Remove.
1308 (msched-prefer-non-data-spec-insns,
1309 msched-prefer-non-control-spec-insns,
1310 msched-count-spec-in-critical-path,
1311 msel-sched-dont-check-control-spec): Use Target Report Var
1312 instead of Common Report Var.
1314 * config/ia64/itanium2.md: Remove incorrect bypass.
1316 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
1318 2008-10-14 Jakub Jelinek <jakub@redhat.com>
1321 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
1322 and -fhelp=separate.
1324 2008-10-14 Ben Elliston <bje@au.ibm.com>
1326 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
1328 2008-10-13 Joseph Myers <joseph@codesourcery.com>
1330 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
1333 2008-10-13 Matthias Klose <doko@ubuntu.com>
1335 * config/pa/linux-atomic.c: Work around missing header file
1336 for hppa64-linux-gnu targets.
1338 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
1339 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
1340 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
1341 Grace Cao <grace_cao@playstation.sony.com>
1343 * doc/invoke.texi (-mgen-cell-microcode): Document.
1344 (-mwarn-cell-microcode): Document.
1345 * cfglayout.c (locator_location): Export.
1346 * rtl.h (locator_location): Define prototype.
1347 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
1349 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
1350 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
1351 (mwarn-cell-microcode): New option.
1352 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
1353 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
1354 cell and not already set.
1355 Turn off string instructions if not generating cell microcode.
1356 (rs6000_final_prescan_insn): New function that warns about microcoded
1358 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
1359 * config/rs6000/rs6000.md
1360 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
1361 the instruction would have been microcoded on the Cell. Set
1362 cell_micro to always on unnamed patterns for the string instructions.
1363 (cell_micro): Update definition, remove load/store conditional
1365 (sign_extend:DI): Define new pattern for non microcoded version.
1366 (sign_extend:SI): Likewise.
1367 (compare (div:P)): Set cell_micro to not.
1368 (andsi3): Define as an expand.
1369 (andsi3_mc): New pattern.
1370 (andsi3_nomc): New pattern.
1371 (andsi3_internal0_nomc): New pattern.
1372 (andsi3_internal2): Rename to ...
1373 (andsi3_internal2_mc): this and enable iff generating microcode.
1374 (andsi3_internal3): Rename to ...
1375 (andsi3_internal3_mc): this and enable iff generating microcode.
1376 (andsi3_internal4): Enable iif generating microcode.
1377 (andsi3_internal5): Rename to ..
1378 (andsi3_internal5_mc): this and enable iff generating microcode.
1379 (andsi3_internal5_nomc): New pattern.
1380 (extzvdi_internal1): Enable iff generating microcode.
1381 (extzvdi_internal2): Likewise.
1382 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
1383 (anddi3): Change to expand.
1384 (anddi3_mc): Rename from anddi3.
1385 (anddi3_no_mc): New pattern.
1386 (anddi3_internal2): Rename to ..
1387 (anddi3_internal2_mc): this and enable iff generating microcode.
1388 (anddi3_internal2_nomc): New pattern.
1389 (anddi3_internal3): Rename to ..
1390 (anddi3_internal3_mc): this and enable iff generating microcode.
1391 (anddi3_internal3_nomc): New pattern.
1392 (movti_string): Set cell_micro to always if TARGET_STRING.
1393 (stmsi8): Set cell_micro to always.
1399 (stmsi8_power): Likewise.
1400 (stmsi7_power): Likewise.
1401 (stmsi6_power): Likewise.
1402 (stmsi5_power): Likewise.
1403 (stmsi4_power): Likewise.
1404 (stmsi3_power): Likewise.
1405 (movsi_update2): Enable iff generating microcode.
1406 (movhi_update3): Likewise.
1407 (lmw): Set cell_micro to always.
1409 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
1411 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
1412 * config/s390/s390.c (machine_function): Remove
1413 decomposed_literal_pool_addresses_ok_p.
1414 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
1415 the difference of two labels.
1416 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
1417 (s390_pool_offset): New function.
1418 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
1419 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
1421 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
1423 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
1424 (powerpc*-*-linux-gnu*): Describe.
1425 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
1426 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
1427 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
1428 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
1429 config/rs6000/e500crtres32gpr.asm,
1430 config/rs6000/e500crtres64gpr.asm,
1431 config/rs6000/e500crtres64gprctr.asm,
1432 config/rs6000/e500crtrest32gpr.asm,
1433 config/rs6000/e500crtrest64gpr.asm,
1434 config/rs6000/e500crtresx32gpr.asm,
1435 config/rs6000/e500crtresx64gpr.asm,
1436 config/rs6000/e500crtsav32gpr.asm,
1437 config/rs6000/e500crtsav64gpr.asm,
1438 config/rs6000/e500crtsav64gprctr.asm,
1439 config/rs6000/e500crtsavg32gpr.asm,
1440 config/rs6000/e500crtsavg64gpr.asm,
1441 config/rs6000/e500crtsavg64gprctr.asm: Use it.
1442 * config/rs6000/crtsavres.asm: Really remove.
1444 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
1447 * c-format.c (convert_format_name_to_system_name): Use
1448 TARGET_OVERRIDES_FORMAT_INIT.
1449 * config.gcc (extra_options): Add for mingw targets mingw.opt.
1450 * config/i386/mingw.opt: New.
1451 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
1452 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
1453 (ms_printf_length_specs): Removed const specifier.
1454 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
1455 * doc/invoke.texi (Wno-pedantic-ms-format): New.
1457 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1459 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
1460 * doc/install.texi: Bump recommended MPFR to 2.3.2.
1462 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
1465 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
1466 sure that ref has valid bb.
1468 2008-10-12 Richard Henderson <rth@redhat.com>
1471 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
1472 * alias.c (value_addr_p, stack_addr_p): Remove.
1473 (nonoverlapping_memrefs_p): Remove IRA special case.
1474 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
1475 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
1476 * reload1.c (alter_reg): Use it.
1478 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
1480 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
1481 of registers instead of eax, ebx, ecx and edx. Use for loop
1482 and check register for non-zero value before the call
1483 to decode_caches_intel.
1485 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1487 PR rtl-optimization/37448
1488 * df.h: (df_ref_class): New enum.
1489 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
1490 (struct df_ref): Replaced with union df_ref_d.
1491 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
1492 New members of df_ref_d union.
1493 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
1494 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
1495 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
1496 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
1497 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
1498 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
1499 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
1500 (df_scan_bb_info, df_bb_regno_first_def_find,
1501 df_bb_regno_last_def_find, df_find_def, df_find_use,
1502 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1503 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
1504 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
1505 df_get_artificial_defs, df_get_artificial_uses, union_defs)
1506 Replaced struct df_ref * with df_ref.
1507 * df-scan.c (df_collection_rec, df_null_ref_rec,
1508 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
1509 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
1510 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
1511 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
1512 df_reorganize_refs_by_reg_by_reg,
1513 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
1514 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
1515 df_sort_and_compress_refs, df_install_ref, df_install_refs,
1516 df_ref_record, df_get_conditional_uses, df_get_call_refs,
1517 df_bb_refs_record, df_exit_block_uses_collect,
1518 df_record_exit_block_uses, df_reg_chain_mark,
1519 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
1520 df_ref * with df_ref.
1521 (df_ref_record, df_uses_record, df_ref_create_structure): Added
1522 df_ref_class parameter.
1523 (df_scan_problem_data): Added new pools for different types of refs.
1524 (df_scan_free_internal, df_scan_alloc, df_free_ref,
1525 df_ref_create_structure): Processed new ref pools.
1526 (df_scan_start_dump): Added counts of refs and insns.
1527 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
1528 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
1529 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
1530 code to pass df_ref_class down to ref creation functions.
1531 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
1532 df_reg_chain_mark): Use macros to hide references to df_refs.
1533 (df_ref_chain_change_bb): Removed.
1534 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
1535 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
1536 Enhanced to understand df_ref union structure.
1537 * fwprop.c (local_ref_killed_between_p, use_killed_between,
1538 all_uses_available_at, update_df, try_fwprop_subst,
1539 forward_propagate_subreg, forward_propagate_and_simplify,
1540 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
1541 df_ref * with df_ref.
1542 (use_killed_between, all_uses_available_at): Use macros to hide
1543 references to df_refs.
1544 * regstat.c (regstat_bb_compute_ri,
1545 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
1547 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
1548 see_handle_relevant_refs, see_analyze_one_def,
1549 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
1550 struct df_ref * with df_ref.
1551 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
1552 global_conflicts): Replaced struct df_ref * with df_ref.
1553 * ddg.c (create_ddg_dep_from_intra_loop_link,
1554 add_cross_iteration_register_deps, build_inter_loop_deps):
1555 Replaced struct df_ref * with df_ref.
1556 (create_ddg_dep_from_intra_loop_link,
1557 add_cross_iteration_register_deps): Use macros to hide references
1559 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
1560 df_ref * with df_ref.
1561 * df-core.c (df_bb_regno_first_def_find,
1562 df_bb_regno_last_def_find, df_find_def, df_find_use,
1563 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
1564 debug_df_ref): Replaced struct df_ref * with df_ref.
1565 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
1566 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
1568 * web.c (union_defs, entry_register, replace_ref, web_main):
1569 Replaced struct df_ref * with df_ref.
1570 (union_defs, replace_ref): Use macros to hide references to df_refs.
1571 * global.c (compute_regs_asm_clobbered, build_insn_chain):
1572 Replaced struct df_ref * with df_ref.
1573 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
1574 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
1575 Replaced struct df_ref * with df_ref.
1576 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
1577 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
1579 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
1580 * df-byte-scan.c (df_compute_accessed_bytes_extract,
1581 df_compute_accessed_bytes_strict_low_part,
1582 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
1583 Replaced struct df_ref * with df_ref.
1584 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
1585 * init-regs.c (initialize_uninitialized_regs): Replaced struct
1586 df_ref * with df_ref.
1587 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
1588 check_dependency, check_dependencies, record_uses): Replaced
1589 struct df_ref * with df_ref.
1590 (invariant_for_use, check_dependency): Use macros to hide
1591 references to df_refs.
1592 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
1593 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
1594 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
1595 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
1596 references to df_refs.
1597 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
1599 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
1600 * df-problems.c (df_rd_bb_local_compute_process_def,
1601 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
1602 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
1603 df_chain_remove_problem, df_chain_create_bb_process_use,
1604 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
1605 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
1606 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
1607 df_byte_lr_simulate_artificial_refs_at_top,
1608 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
1609 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
1610 df_simulate_uses, df_simulate_artificial_refs_at_end,
1611 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
1613 (df_chain_dump): Use macros to hide references to df_refs.
1614 * config/mips/mips.c (r10k_simplify_address): Replaced struct
1615 df_ref * with df_ref.
1616 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
1617 mark_artificial_uses, mark_reg_dependencies,
1618 byte_dce_process_block): Replaced struct df_ref * with df_ref.
1620 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
1622 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
1624 (array_ref_element_size): Likewise.
1625 (array_ref_low_bound): Likewise.
1626 (array_ref_up_bound): Likewise.
1627 * expr.c (contains_packed_reference): Likewise.
1628 (array_ref_element_size): Likewise.
1629 (array_ref_low_bound): Likewise.
1630 (array_ref_up_bound): Likewise.
1631 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
1632 with ARRAY_RANGE_REF.
1633 (idx_find_step): Likewise.
1634 (idx_record_use): Likewise.
1635 (strip_offset_1): Likewise.
1636 (idx_remove_ssa_names): Likewise.
1638 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
1639 Andi Kleen <ak@linux.intel.com>
1641 * config/i386/cpuid.h (__cpuid_count): New defines.
1642 * config/i386/driver-i386.c (struct cache_desc): New structure.
1643 (describe_cache): Use struct cache_desc to pass cache descriptions.
1644 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
1645 (detect_caches_amd): Use struct cache_desc to describe caches.
1646 (decode_caches_intel): Use struct cache_desc to pass cache
1647 descriptions. Update descriptions to match latest (rev -032,
1648 December 2007) CPUID documentation. Do not check valid bit here.
1649 Check for Xeon MP value 0x49 problems.
1650 (detect_caches_cpuid2): New function, split from detect_caches_intel.
1651 Check valid bit before calling decode_caches_intel. Detect number
1652 of times to repeat CPUID instruction.
1653 (detect_caches_cpuid4): New function.
1654 (detect_caches_intel): Depending on max_level, call
1655 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
1656 only when other methods fail to provide valid L2 cache description.
1658 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1661 * pa.md (call, call_value): Generate an rtx for register r4 and pass
1662 it to PIC call patterns.
1663 (call_symref_pic): Revise pattern to expose PIC register save. Remove
1664 code generation and attributes from pattern. Change peephole2 to
1665 split for noreturn case. Revise split pattern for non noreturn case.
1666 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
1667 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
1668 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
1671 2008-10-11 David Edelsohn <edelsohn@gnu.org>
1673 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
1674 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
1676 (divdf3): Reformat long line.
1678 2008-10-11 Michael J. Eager <eager@eagercon.com>
1680 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
1682 (rs6000_handle_option): Process -mfpu options.
1683 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
1684 (enum fpu_type_t): New.
1685 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
1686 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
1688 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
1689 (floatdidf2): Add TARGET_SINGLE_FPU condition.
1690 * config/rs6000/rs6000.opt (-mfpu): New.
1691 (-mxilinx-fpu): New.
1692 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
1693 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
1694 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
1695 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
1696 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
1698 2008-10-11 Jakub Jelinek <jakub@redhat.com>
1701 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
1702 LO_SUM on Darwin if mode has just one unit.
1704 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
1707 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
1708 has been optimized out.
1710 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
1712 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
1713 instead of PIC_DIRECT_ADDR_P.
1714 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
1715 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
1716 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
1717 (PIC_OFFSET_P): Rename to...
1718 (PCREL_SYMOFF_P): ...this.
1719 (PIC_DIRECT_ADDR_P): Delete.
1720 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
1722 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
1723 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
1724 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
1725 * config/sh/sh.c (print_operand): Remove CONST handling.
1726 (unspec_caller_rtx_p): Rewrite to use split_const and check
1727 the operands of UNSPEC bases.
1728 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
1729 with (unspec [A B] UNSPEC_SYMOFF).
1730 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
1731 UNSPEC_PCREL_SYMOFF.
1732 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1733 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
1734 (UNSPEC_EXTRACT_U16): Likewise.
1735 (UNSPEC_SYMOFF): Likewise.
1736 (UNSPEC_PCREL_SYMOFF): Likewise.
1737 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
1739 (movsi_const_16bit): Likewise.
1740 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
1741 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
1742 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
1743 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
1744 with (unspec [A B] UNSPEC_SYMOFF).
1745 (symPLT_label2reg): Replace (minus A (minus B pc)) with
1746 (unspec [A B] PCREL_UNSPEC_SYMOFF).
1747 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
1748 (Csu): Likewise UNSPEC_EXTRACT_U16.
1749 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
1750 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
1752 2008-10-10 Stepan Kasal <skasal@redhat.com>
1754 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
1755 for loop strip mining and loop blocking.
1757 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1759 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
1760 vary types depending on debug info.
1762 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
1764 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
1765 before ensuring it's already computed.
1767 2008-10-09 Jakub Jelinek <jakub@redhat.com>
1769 * rtl.h (locator_eq): New decl.
1770 * cfglayout.c (locator_scope): New function.
1771 (insn_scope): Use it.
1772 (locator_eq): New function.
1773 (fixup_reorder_chain): Search for last insn in src bb
1774 that has locator set or first insn in dest bb. Use
1775 locator_eq instead of == to compare locators.
1776 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
1777 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
1778 == to compare locators.
1780 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
1782 * gimple-low.c (lower_function_body, lower_gimple_return,
1783 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
1784 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
1785 goto_block on edges if goto_locus is known.
1788 * tree.h (get_object_alignment): Declare.
1789 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
1790 get_object_alignment if needed.
1791 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
1793 (get_object_alignment): ... here. New function. Try harder to
1794 determine alignment from get_inner_reference returned offset.
1796 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1798 * graphite.c (gloog): Don't call find_unreachable_blocks
1799 before delte_unreachable_blocks.
1801 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
1802 goto_locus of true_edge into RTL locator.
1804 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
1806 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
1807 (*jcc_btdi_mask_rex64): Ditto.
1809 (*jcc_btsi_mask): Ditto.
1810 (*jcc_btsi_1): Ditto.
1811 (*jcc_btsi_mask_1): Ditto.
1813 2008-10-08 Paul Brook <paul@codesourcery.com>
1815 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
1816 compatible profiler (__gnu_mcount_nc).
1817 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
1819 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1821 * config/i386/i386.c (initial_ix86_tune_features): Add
1822 X86_TUNE_USE_VECTOR_FP_CONVERTS.
1823 * config/i386/i386.h (ix86_tune_indices): Likewise.
1824 (TARGET_USE_VECTOR_FP_CONVERTS): New.
1826 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
1827 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
1828 for FP to FP splitters.
1830 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
1832 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
1835 2008-10-08 Jakub Jelinek <jakub@redhat.com>
1839 PR rtl-optimization/37341
1840 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
1841 to ORIG_BB, pass through ORIG_BB recursively.
1842 (cse_condition_code_reg): Adjust caller.
1844 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
1846 * sdbout.c (sdbout_one_type): Treat the value type
1847 CONST_DECL for enumerals.
1849 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1851 * config/i386/i386.md: Remove trailing white spaces.
1853 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
1855 PR rtl-optimization/37448
1856 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
1857 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
1859 (struct output_info) [count]: Renamed total_created and made
1861 (struct output_info) [size]: Renamed total_allocated and made
1863 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
1864 Properly keep track of desc->size.
1865 (print_statistics, dump_alloc_pool_statistics): Enhance the
1866 printing of statistics to print the number of elements and to use
1869 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1872 * opts.h (CL_SAVE): Move up to flags range.
1873 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
1874 CL_COMMON): Renumber.
1875 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
1876 * opts.c (common_handle_option): Revert last change.
1878 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1880 * config/i386/i386-protos.h (ix86_schedule): New.
1882 * config/i386/i386.c (ix86_schedule): New.
1883 (override_options): Add schedule to processor_alias_table. Set
1884 ix86_schedule from the schedule field in processor_alias_table.
1885 (ix86_function_specific_save): Save ix86_schedule.
1886 (ix86_function_specific_restore): Restore ix86_schedule.
1888 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
1889 ix86_tune. Add none and remove i386, i486, pentium4, nocona
1892 * config/i386/i386.opt: Add schedule.
1894 * config/i386/ppro.md: Remove generic32.
1896 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
1899 * expr.c (count_type_elements): Handle ERROR_MARK.
1901 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1906 * basic-block.h (struct edge_def): Add goto_block field.
1907 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
1908 one insn with locus corresponding to edge's goto_locus if !optimize.
1909 * profile.c (branch_prob): Copy edge's goto_block.
1910 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
1912 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
1913 locator in between the merged basic blocks if !optimize and needed.
1914 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
1915 goto_locus into RTL locator. For unconditional jump use that
1916 locator for the jump insn.
1917 (expand_gimple_cond): Convert goto_block and goto_locus into
1918 RTL locator for all remaining edges. For unconditional jump
1919 use that locator for the jump insn.
1920 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
1921 there is more than one edge or insn locator along the forwarding
1922 edges and !optimize. If there is just one, set e->goto_locus.
1923 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
1925 (move_block_to_fn): Adjust edge's goto_block.
1927 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1930 * expmed.c (expand_mult): Properly check DImode constant in
1933 2008-10-07 Jakub Jelinek <jakub@redhat.com>
1936 * dwarf2out.c (common_block_die_table): New variable.
1937 (common_block_die_table_hash, common_block_die_table_eq): New
1939 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
1940 COMMON block in the current scope rather than globally. Optimize
1941 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
1942 DW_OP_addr SYMBOL_REF+off.
1944 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
1946 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
1947 Return true for non-addressable GIMPLE operands.
1949 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
1952 * config/i386/i386.c (initial_ix86_tune_features): Remove
1953 X86_TUNE_USE_BIT_TEST.
1954 * config/i386/i386.h (ix86_tune_indices): Likewise.
1955 (TARGET_USE_BIT_TEST): Removed.
1957 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
1959 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
1961 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
1963 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
1964 (mul<mode>3_mul3): ... into this new template.
1966 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1968 * gimplify.c (gimplify_arg): Add location argument. Use it.
1969 (gimplify_call_expr): Pass location to gimplify_arg.
1970 (gimplify_modify_expr_to_memcpy): Same.
1971 (gimplify_modify_expr_to_memset): Same.
1973 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
1975 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
1976 Update calls to build_unary_op and build_indirect_ref for location
1979 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
1982 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
1983 * c-typeck.c (array_to_pointer_conversion): Pass location to
1985 (function_to_pointer_conversion): Use error_at and warning_at.
1986 (build_indirect_ref): Same.
1987 (build_array_ref): Pass location to build_binary_op.
1988 (parser_build_unary_op): Do not set location after calling
1990 (build_unary_op): Add location argument. Use it throughout. Set
1991 EXPR_LOCATION before returning new tree.
1992 (build_modify_expr): Same.
1993 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
1995 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
1996 build_indirect_ref, build_modify_expr.
1997 (c_finish_omp_for): Same. Use error_at instead of error.
1998 * c-common.c (c_common_truthvalue_conversion): Pass location to
2000 (warn_for_div_by_zero): Add location argument.
2001 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
2002 build_unary_op, warn_for_div_by_zero.
2003 * c-parser.c (c_parser_typeof_specifier): Use
2004 protected_set_expr_location.
2005 (c_parser_statement_after_labels): Same.
2006 (c_parser_condition): Same.
2007 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
2008 (c_parser_conditional_expression): Use protected_set_expr_location.
2009 (c_parser_unary_expression): Pass location to build_indirect_ref.
2010 (c_parser_postfix_expression_after_primary): Pass location to
2011 build_indirect_ref, build_unary_op.
2012 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
2014 2008-10-06 Joshua Kinard <kumba@gentoo.org>
2016 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
2017 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
2018 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
2020 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
2021 (mips_issue_rate): Handle PROCESSOR_R10000.
2022 * config/mips/mips.md (cpu): Add r10000.
2024 * config/mips/10000.md: New file.
2026 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2028 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
2029 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
2030 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
2032 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2034 * config/darwin-protos.h (machopic_function_base_name): Delete.
2035 (machopic_function_base_sym): Likewise.
2036 (machopic_gen_offset): Declare.
2037 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
2038 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
2039 * config/darwin.c (machopic_function_base_name): Delete.
2040 (machopic_function_base_sym): Likewise.
2041 (gen_pic_offset): Rename to...
2042 (machopic_gen_offset): ...this and remove the pic_base argument.
2043 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
2044 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
2045 crtl->uses_pic_offset_table.
2046 (machopic_indirect_data_reference): Use new machopic_gen_offset
2048 (machopic_legitimize_pic_address): Likewise.
2049 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
2051 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
2052 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
2053 * config/i386/i386.c (output_set_got): Likewise.
2054 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
2056 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
2057 (legitimate_address_p): Likewise.
2058 (output_pic_addr_const): Likewise.
2059 (output_addr_const_extra): Likewise.
2060 (ix86_delegitimize_address): Expect darwin_local_data_pic to
2061 match an UNSPEC rather than a MINUS.
2062 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
2063 (builtin_setjmp_receiver): Use machopic_gen_offset.
2064 * config/i386/predicates.md (pic_symbolic_operand): Handle
2065 UNSPEC_MACHOPIC_OFFSET.
2067 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2068 Use machopic_gen_offset and machopic_operand_p.
2069 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
2070 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
2071 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
2072 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
2073 Set crtl->uses_pic_offset_table.
2075 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
2077 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
2079 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
2080 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
2081 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
2082 (constant_pool_expr_p): Use split_const and check the base.
2083 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
2085 (legitimate_constant_pool_address_p): Check toc_relative_p
2086 instead of constant_pool_expr_p.
2087 (print_operand_address): Always use output_addr_const for
2088 constant pool addresses.
2089 (rs6000_output_addr_const_extra): New function.
2090 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
2092 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
2096 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2097 (mark_ref_live, mark_ref_dead): Use them.
2098 (def_conflicts_with_inputs_p): Remove.
2099 (mark_early_clobbers): New function.
2100 (process_bb_node_lives): Call preprocess_constraints and
2101 mark_early_clobbers.
2103 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
2105 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
2107 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
2108 lib with -mthread switch.
2110 2008-10-05 Dodji Seketeli <dodji@redhat.com>
2113 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
2114 function in two, making it call a new and reusable
2115 dwarf2out_imported_module_or_decl() that takes the containing
2116 BLOCK of the declaration in argument.
2117 (dwarf2out_imported_module_or_decl_real): New function.
2118 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
2119 IMPORTED_DECL in account.
2120 * tree.def: Added IMPORTED_DECL node type.
2121 * tree.h: Added accessors for IMPORTED_DECL nodes.
2122 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
2124 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2126 * doc/gimple.texi: Fix some typos, wrap some long lines,
2127 fix some broken wraps with continuations.
2128 * tree-ssa-reassoc.c: Fix comment typos.
2130 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2133 * pa.c (legitimize_pic_address): Force function labels to memory in
2136 2008-10-04 Anton Blanchard <anton@samba.org>
2138 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
2139 (rs6000_split_atomic_op): Same.
2140 (rs6000_split_compare_and_swap): Same.
2141 (rs6000_split_compare_and_swapqhi): Same.
2143 2008-10-04 Richard Guenther <rguenther@suse.de>
2145 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
2146 instead of pointer equality.
2147 (vn_nary_op_eq): Likewise.
2149 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
2151 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
2153 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
2154 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
2156 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
2158 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
2159 Revert previous change.
2161 2008-10-03 Tom Tromey <tromey@redhat.com>
2163 * stringpool.c (ggc_alloc_string): Terminate string.
2165 2008-10-03 Jakub Jelinek <jakub@redhat.com>
2167 * gimplify.c (gimplify_function_tree): For -finstrument-functions
2168 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
2169 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
2172 * gimplify.c (declare_vars): Use gimple_bind_block instead of
2175 2008-10-03 Pascal Obry <obry@adacore.com>
2177 * gcov.c (create_file_names): Properly handle UNIX and DOS
2178 directory separators.
2179 (make_gcov_file_name): Likewise + convert the ':' DOS drive
2180 separator to '~' to ensure clean filenames on Windows.
2182 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2184 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
2185 Add a null terminator to the stripped name.
2187 2008-10-02 David Edelsohn <edelsohn@gnu.org>
2189 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
2190 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2191 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
2192 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
2193 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2194 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
2195 TARGET_SINGLE_FLOAT.
2197 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
2199 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
2201 2008-10-02 Richard Guenther <rguenther@suse.de>
2204 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
2205 and VECTOR_TYPE recurse with useless_type_conversion_p which
2206 properly handles void pointer conversion.
2208 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
2211 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
2212 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
2214 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2216 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2217 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
2218 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
2219 they translate to non builtins.
2220 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
2221 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
2222 __builtin_vec_promote, __builtin_vec_extract, and
2223 __builtin_vec_insert.
2224 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
2225 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
2226 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
2227 * config/rs6000/altivec.h (vec_extract): Define
2228 (vec_insert): Define.
2229 (vec_splats): Define.
2230 (vec_promote): Define.
2232 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
2233 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
2234 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2236 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
2238 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
2239 prototype. Add new parameter, blk.
2240 Use BLKmode for the MEM if blk is true.
2241 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
2242 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
2243 ALTIVEC_BUILTIN_STVRXL.
2244 Update usage of altivec_expand_lv_builtin.
2245 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
2246 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
2247 (altivec_init_builtins): If compiling for the Cell, also define the
2249 * config/rs6000/rs6000.h (rs6000_builtins): Define
2250 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
2251 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
2252 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
2253 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
2254 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
2255 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
2256 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
2257 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
2258 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
2259 UNSPEC_STVRX, and UNSPEC_STVRXL.
2260 (altivec_lvlx): New pattern.
2261 (altivec_lvlxl): New pattern.
2262 (altivec_lvrx): New pattern.
2263 (altivec_lvrxl): New pattern.
2264 (altivec_stvlx): New pattern.
2265 (altivec_stvlxl): New pattern.
2266 (altivec_stvrx): New pattern.
2267 (altivec_stvrxl): New pattern.
2268 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
2269 (vec_lvlxl): Likewise.
2270 (vec_lvrx): Define if PPU is defined.
2271 (vec_lvrxl): Likewise.
2272 (vec_stvlx): Define if PPU is defined.
2273 (vec_stvlxl): Likewise.
2274 (vec_stvrx): Define if PPU is defined.
2275 (vec_stvrxl): Likewise.
2277 2008-10-01 Geert Bosch <bosch@adacore.com>
2279 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
2281 2008-10-01 Richard Guenther <rguenther@suse.de>
2283 PR tree-optimization/37617
2284 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
2285 do not add to the NEW_SETS.
2287 2008-10-01 Richard Guenther <rguenther@suse.de>
2290 * tree-vrp.c (execute_vrp): If we optimized away the default
2291 case make sure to promote the label that got in place of it
2292 to a default case label.
2294 2008-10-01 Richard Henderson <rth@redhat.com>
2297 * tree-complex.c (set_component_ssa_name): Don't optimize
2298 is_gimple_min_invariant values with ssa_names in abnormal phis.
2300 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2302 PR tree-optimization/37662
2303 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
2304 commutative binary operation if they are in the wrong order and
2305 fold_build2 produces non-GIMPLE.
2307 2008-09-30 Jakub Jelinek <jakub@redhat.com>
2309 PR tree-optimization/37662
2310 PR tree-optimization/37663
2311 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
2312 get_value_range with non-SSA_NAME. Don't assert operands have been
2313 folded, instead just bail out.
2315 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
2317 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
2319 2008-09-30 Richard Guenther <rguenther@suse.de>
2322 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
2323 build restrict-qualified pointers.
2324 (vectorizable_store): Move alias check later.
2325 (vectorizable_load): Likewise.
2327 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
2329 * c-common.c (empty_if_body_warning): Remove.
2330 * c-common.h (empty_if_body_warning): Remove.
2331 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
2332 here the -Wempty-body warning for `if' and `else' statements.
2333 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
2335 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
2337 * config/i386/i386.opt: Add msse2avx.
2339 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
2340 * config/i386/linux64.h (ASM_SPEC): Likewise.
2342 * doc/invoke.texi: Document -msse2avx.
2344 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
2346 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
2348 2008-09-29 Joseph Myers <joseph@codesourcery.com>
2350 * ifcvt.c (noce_emit_store_flag): If using condition from original
2351 jump, reverse it if if_info->cond was reversed.
2353 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
2355 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
2356 non-constant memory if it cannot be forced to constant memory.
2357 Overhaul surrounding code and factor out common condition.
2359 2008-09-29 Jeff Law <law@redhat.com>
2361 * reload1.c (alter_reg): Add missing curly braces.
2363 2008-09-29 Michael J. Eager <eager@eagercon.com>
2365 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2367 * config/rs6000/rs6000.c (rs6000_override_options): Move
2368 rs6000_init_hard_regno_mode_ok after all options changed.
2369 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2370 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2371 -msimple-fpu flags. Add warning messages if single FP not configured.
2372 (rs6000_file_start): Output gnu_attribute for single-float.
2373 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2374 (rs6000_legitimize_address): Likewise.
2375 (rs6000_legitimize_reload_address): Likewise.
2376 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2377 TARGET_SINGLE_FLOAT.
2378 (function_arg_advance): Likewise (partial conversion).
2379 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2380 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2381 TARGET_SINGLE_FLOAT.
2382 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2383 (rs6000_emit_prologue): Likewise.
2384 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2385 TARGET_SINGLE_FLOAT.
2386 (rs6000_libcall_value): Likewise.
2387 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2388 (TARGET_DOUBLE_FLOAT): New default to 1
2389 (TARGET_SIMPLE_FPU): New default to 0
2390 (TARGET_SINGLE_FPU): New default to 0
2391 (TARGET_SINGLE_FLOAT_MODE): New.
2392 (TARGET_DOUBLE_FLOAT_MODE): New.
2393 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2394 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2396 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2397 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2398 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2399 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2400 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2401 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2402 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2403 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2404 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2405 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2406 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2407 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2408 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2409 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2410 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2411 cmptf_internal1, *cmptf_internal2): Condition on
2412 TARGET_DOUBLE_FLOAT.
2413 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2414 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2415 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2416 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2417 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2418 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2419 TARGET_SINGLE_FLOAT.
2420 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2421 * config/rs6000/rs6000.opt (-msingle-float): New.
2422 (-mdouble-float): New.
2423 (-msimple-fpu): New.
2424 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2425 -msingle-float, -mdouble-float, -msimple-fpu options.
2426 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2427 _SOFT_DOUBLE for -msingle-float.
2428 * config.gcc: New config for target=powerpc-xilinx-eabi.
2430 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
2432 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
2433 have exit and entry.
2434 (new_scop): Take entry and exit edge to define new SCoP.
2435 (sd_region_p): New structure used during SCoP detection.
2436 (move_scops): Delete.
2437 (move_sd_regions): New.
2438 (scopdet_info): Change the definition from edges back to basic_blocks.
2439 (scopdet_edge_info): Work on basic_blocks and rename to
2440 scopdet_basic_block_info.
2441 (split_difficult_bb): At the moment removed. We should later
2442 add it at another place.
2443 (build_scops_1): Work on basic_blocks.
2444 (bb_in_sd_region): New.
2445 (find_single_entry_edge): New.
2446 (find_single_exit_edge): New.
2447 (create_single_entry_edge): New.
2448 (sd_region_without_exit): New.
2449 (create_single_exit_edge): New.
2450 (unmark_exit_edges): New.
2451 (mark_exit_edges): New.
2452 (create_sese_edges): New.
2453 (build_graphite_scops): New.
2454 (build_scops): Make SCoPs SESE.
2455 (limit_scops): Use the new functions.
2457 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
2459 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
2461 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2464 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
2465 address to a register before taking the lower part.
2467 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
2469 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
2472 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2473 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
2476 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
2477 the newly created variable.
2478 Create a VECTOR_CST of all 1s for vector types.
2480 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2483 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
2485 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
2487 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
2488 order to convert between modes.
2489 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
2491 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
2493 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
2496 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
2499 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2503 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
2505 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
2506 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
2507 them to yield false with MIPS16.
2509 2008-09-26 Jakub Jelinek <jakub@redhat.com>
2512 * dwarf2out.c (tls_mem_loc_descriptor): New function.
2513 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
2514 mem_loc_descriptor failed. Accept UNSPEC.
2515 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
2516 fail if one of the loc_descriptor calls for pieces failed.
2517 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
2518 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
2519 if loc_descriptor_from_tree_1 on offset failed.
2522 * opts.c (common_handle_option): Don't call print_specific_help with
2523 CL_SAVE as first argument.
2525 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
2526 Steve Ellcey <sje@cup.hp.com>
2528 * configure: Regenerate for new libtool.
2529 * aclocal.m4: Ditto.
2531 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
2533 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
2534 alias set on MEM when saving stack pointer.
2535 * config/rs6000/rs6000.md (allocate_stack): Likewise
2537 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
2539 PR tree-optimization/37574
2540 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
2541 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
2542 instead of vector_type for constants. Take computation out of loop.
2543 (vect_get_vec_def_for_operand): Use only vectype for constant case,
2544 and use only vector_type for invariant case.
2545 (get_initial_def_for_reduction): Use vectype instead of vector_type.
2547 2008-09-25 Jakub Jelinek <jakub@redhat.com>
2550 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
2551 the decl is a VAR_DECL or FUNCTION_DECL.
2553 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2556 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
2557 (mark_ref_live, mark_ref_dead): Use them.
2558 (def_conflicts_with_inputs_p): Remove.
2559 (mark_early_clobbers): New function.
2560 (process_bb_node_lives): Call preprocess_constraints and
2561 mark_early_clobbers.
2563 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
2565 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
2568 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
2569 (ira_compress_allocno_live_ranges): New prototype.
2571 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
2572 (coalesced_allocnos_living_at_program_points): New.
2573 (coalesced_allocnos_live_at_points_p,
2574 set_coalesced_allocnos_live_points): New functions.
2575 (coalesce_spill_slots): Rewrite.
2577 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
2578 ira_compress_allocno_live_ranges): New functions.
2580 * ira-build.c (ira_flattening): Call
2581 ira_compress_allocno_live_ranges.
2584 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
2586 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
2589 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
2591 * combine.c (make_compound_operation): Handle the 'E' format.
2592 (count_rtxs): Likewise.
2593 (update_table_tick): Likewise.
2594 (get_last_value_validate): Likewise.
2596 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
2598 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
2600 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
2602 * matrix-reorg.c (transform_allocation_sites): Initializers
2603 added to avoid the warning.
2605 2008-09-25 Martin Jambor <mjambor@suse.cz>
2607 * cgraph.c (free_nodes): New variable.
2608 (NEXT_FREE_NODE): New macro.
2609 (cgraph_create_node): Reuse nodes from the free list. Do not
2610 update uid if doing so.
2611 (cgraph_remove_node): Add the node to the free list.
2613 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
2615 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2617 2008-09-24 Richard Henderson <rth@redhat.com>
2619 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
2620 * unwind-dw2.c (execute_stack_op): Handle it.
2622 2008-09-24 David Edelsohn <edelsohn@gnu.org>
2625 2008-09-24 Michael J. Eager <eager@eagercon.com>
2627 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
2629 * c-common.c (fname_decl): New location argument.
2630 * c-common.h (fname_decl): Same.
2631 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
2633 (c_parser_typeof_specifier): Same.
2634 (c_parser_parms_list_declarator): Same.
2635 (c_parser_asm_string_literal): Same.
2636 (c_parser_compound_statement_nostart): Same.
2637 (c_parser_label): Same.
2638 (c_parser_do_statement): Same.
2639 (c_parser_asm_statement): Same.
2640 (c_parser_unary_expression): Same.
2641 (c_parser_sizeof_expression): Same.
2642 (c_parser_postfix_expression): Same.
2643 (c_parser_pragma): Same.
2644 (c_parser_omp_clause_collapse): Same.
2645 (c_parser_omp_clause_num_threads): Same.
2646 (c_parser_omp_clause_schedule): Same.
2647 (c_parser_omp_all_clauses): Same.
2648 (c_parser_omp_sections_scope): Same.
2649 (c_parser_omp_for_loop): Same. Pass condition's location to
2650 c_objc_common_truthvalue_conversion.
2651 (c_parser_enum_specifier): Remove comment.
2653 2008-09-24 Michael J. Eager <eager@eagercon.com>
2655 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
2657 * config/rs6000/rs6000.c (rs6000_override_options): Move
2658 rs6000_init_hard_regno_mode_ok after all options changed.
2659 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
2660 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
2661 -msimple-fpu flags. Add warning messages if single FP not configured.
2662 (rs6000_file_start): Output gnu_attribute for single-float.
2663 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
2664 (rs6000_legitimize_address): Likewise.
2665 (rs6000_legitimize_reload_address): Likewise.
2666 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
2667 TARGET_SINGLE_FLOAT.
2668 (function_arg_advance): Likewise.
2669 (function_arg): Likewise.
2670 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
2671 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
2672 TARGET_SINGLE_FLOAT.
2673 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
2674 (rs6000_emit_prologue): Likewise.
2675 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
2676 TARGET_SINGLE_FLOAT.
2677 (rs6000_libcall_value): Likewise.
2678 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
2679 (TARGET_DOUBLE_FLOAT): New default to 1
2680 (TARGET_SIMPLE_FPU): New default to 0
2681 (TARGET_SINGLE_FPU): New default to 0
2682 (TARGET_SINGLE_FLOAT_MODE): New.
2683 (TARGET_DOUBLE_FLOAT_MODE): New.
2684 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
2685 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
2687 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
2688 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
2689 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
2690 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
2691 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
2692 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
2693 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
2694 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
2695 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
2696 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
2697 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
2698 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
2699 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
2700 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
2701 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
2702 cmptf_internal1, *cmptf_internal2): Condition on
2703 TARGET_DOUBLE_FLOAT.
2704 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
2705 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
2706 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
2707 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
2708 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
2709 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
2710 TARGET_SINGLE_FLOAT.
2711 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
2712 * config/rs6000/rs6000.opt (-msingle-float): New.
2713 (-mdouble-float): New.
2714 (-msimple-fpu): New.
2715 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
2716 -msingle-float, -mdouble-float, -msimple-fpu options.
2717 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
2718 _SOFT_DOUBLE for -msingle-float.
2719 * config.gcc: New config for target=powerpc-xilinx-eabi.
2721 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2723 * config/sparc/constraints.md: New file.
2724 * config/sparc/sparc.md: Include it.
2725 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
2726 (sparc_extra_constraint_check): Delete.
2727 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
2728 (memory_ok_for_ldd): New predicate.
2729 (sparc_extra_constraint_check): Delete.
2730 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
2731 (CONST_OK_FOR_LETTER_P): Likewise.
2732 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2733 (EXTRA_CONSTRAINT): Likewise.
2735 2008-08-23 Steve Ellcey <sje@cup.hp.com>
2737 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
2739 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2741 * alias.c (find_base_value): Use FIND_BASE_TERM.
2742 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
2744 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2746 * config/i386/i386.c: Include cselib.h.
2747 (ix86_pic_register_p): New function.
2748 (ix86_delegitimize_address): Use it to check for the PIC register.
2750 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2752 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
2753 * config/i386/i386.c (ix86_find_base_term): Don't check for
2754 SYMBOL_REF and LABEL_REF.
2756 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
2758 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
2759 constant PLUS in a CONST.
2761 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
2763 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
2764 check for sibcall support for w64.
2766 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
2768 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
2770 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
2772 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
2773 parser_build_binary_op.
2774 * c-decl.c (build_enumerator): Pass location to build_binary_op.
2775 * c-typeck.c (build_array_ref): Same.
2776 (parser_build_unary_op): New location argument.
2777 (pointer_diff): Pass location to build_binary_op,
2778 c_objc_common_truthvalue_conversion.
2779 (build_modify_expr): Same.
2780 (build_unary_op): New location argument.
2781 (build_binary_op): New location argument.
2782 (c_objc_common_truthvalue_conversion): Pass location to
2783 c_*common_truthvalue_conversion.
2784 * c-convert.c (convert): Same.
2785 * c-common.c (binary_op_error): New location argument.
2786 (pointer_int_sum): Pass location to build_binary_op.
2787 (c_common_truthvalue_conversion): New location argument.
2788 (warn_for_sign_compare): Same.
2789 * c-common.h: Add location argument to c_common_truthvalue_conversion,
2790 binary_op_error, build_binary_op, warn_for_sign_compare.
2791 * c-parser.c (c_parser_condition): Pass location to
2792 c_*common_truthvalue_conversion.
2793 (c_parser_conditional_expression): Save condition's location and pass
2795 (c_parser_binary_expression): Same, but for the binary operator's
2797 (c_parser_omp_for_loop): Pass location to
2798 c_objc_common_truthvalue_conversion.
2800 2008-09-23 Martin Jambor <mjambor@suse.cz>
2802 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
2803 (cgraph_node_remove_callees): New temporary f. Hold the next item
2805 (cgraph_node_remove_callers): Likewise.
2807 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
2808 (ipa_node_removal_hook): Likewise.
2810 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
2811 gimple_call_copy_skip_args and moved to the gimple_call section.
2812 * gimple.c (gimple_copy_call_skip_args): Renamed to
2813 gimple_call_copy_skip_args. Changed al users.
2815 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
2817 * ira-color.c (start_allocno_priorities): Rename to
2818 setup_allocno_priorities. Use costs and
2819 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
2820 range lengths. Get rid off doubles.
2821 (ira_fast_allocations): Call start_allocno_priorities.
2823 2008-09-22 David Daney <ddaney@avtrex.com>
2826 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
2827 register if TARGET_LONG_CALLS.
2829 2008-09-22 Richard Guenther <rguenther@suse.de>
2831 PR tree-optimization/37145
2832 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
2833 value-numbering union accesses with their offset and size only.
2834 (visit_reference_op_load): Fix simplification of inserted conversions.
2835 * tree-ssa-pre.c (find_or_generate_expression): Do not
2836 recursively generate expressions if running FRE.
2838 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
2840 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
2841 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
2844 2008-09-22 Richard Guenther <rguenther@suse.de>
2846 PR tree-optimization/37145
2847 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
2848 (phi_translate_1): Constant fold references.
2850 2008-09-22 Ira Rosen <irar@il.ibm.com>
2852 PR tree-optimization/37482
2853 * tree-vectorizer.h (struct _slp_instance): Add new field.
2854 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
2855 (get_earlier_stmt): New function.
2856 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
2858 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
2859 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
2860 asserts that GSI points to the scalar statement being vectorized.
2861 Set new statement location according to GSI.
2862 (vect_schedule_slp_instance): Use GSI of
2863 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
2865 2008-09-21 Jan Hubicka <jh@suse.cz>
2867 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
2868 (ipcp_insert_stage): Update dead_nodes bitmap.
2870 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
2873 * config/i386/t-cygming (SHLIB_LC): Remove.
2874 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
2875 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
2877 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
2881 * final.c (mark_symbol_ref_as_used): New helper function.
2882 (output_operand): Instead of just looking inside MEMs for
2883 SYMBOL_REFs, use new helper function and for_each_rtx.
2884 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
2885 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
2886 Make head comment more general.
2887 * config/darwin.c (machopic_output_indirection): Handle weak
2888 references here, like in assemble_external.
2890 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
2892 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
2893 (sparc_emit_float_lib_cmp): Change return type.
2894 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
2895 (gen_compare_operator): New function.
2896 (sparc_emit_float_lib_cmp): Return the new operator to be used in
2897 the comparison sequence. Minor tweaks.
2898 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
2899 that the final operator and the result of sparc_emit_float_lib_cmp
2900 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
2901 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
2902 buneq, bunge, bunle, bltgt): Assert that the final operator and the
2903 result of sparc_emit_float_lib_cmp match for software TFmode.
2904 (movqicc, movhicc, movsicc, movdicc): Merge into...
2905 (mov<I:mode>cc): ...this.
2906 (movsfcc, movdfcc, movtfcc): Merge into...
2907 (mov<F:mode>cc): ...this.
2908 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
2910 (mov<I:mode>_cc_v9): ...this.
2911 (movdi_cc_sp64_trunc): Delete.
2912 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
2913 movdi_cc_reg_sp64): Merge into...
2914 (mov<I:mode>_cc_reg_sp64): ...this.
2915 (movsf_cc_sp64): Rename into...
2916 (movsf_cc_v9): ...this.
2917 (movdf_cc_sp64): Rename into...
2918 (movdf_cc_v9): ...this.
2919 (movtf_cc_hq_sp64): Rename into...
2920 (movtf_cc_hq_v9): ...this.
2921 (movtf_cc_sp64): Rename into...
2922 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
2924 2008-09-21 Diego Novillo <dnovillo@google.com>
2926 * doc/gccint.texi: Include generic.texi and gimple.texi.
2928 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
2929 (GIMPLE): Move to gimple.texi.
2930 (Annotations): Remove references to to stmt_ann_t and
2932 (SSA Operands): Rename from 'Statement Operands'.
2933 * doc/generic.texi: New.
2934 * doc/gimple.texi: New.
2935 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
2936 * Makefile.in (TEXI_GCCINT_FILES):
2937 * gimple.c (gimple_copy_call_skip_args): Rename from
2938 giple_copy_call_skip_args. Update all users.
2939 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
2941 2008-09-21 Ira Rosen <irar@il.ibm.com>
2943 PR tree-optimization/37539
2944 * tree-vect-transform.c (vect_transform_strided_load): Save vector
2945 statement in related statement field only for the first load of the
2946 group of loads with the same data reference.
2948 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
2950 * config/mips/mips.h (TUNE_OCTEON): New macro.
2951 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
2952 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
2953 * config/mips/octeon.md: New file.
2954 * config/mips/mips.md: Include octeon.md. Restore
2955 semi-alphabetical order of include files.
2957 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
2960 * config/i386/i386.md (*jcc_fused_1): Removed.
2961 (*jcc_fused_2): Likewise.
2962 (*jcc_fused_3): Likewise.
2963 (*jcc_fused_4): Likewise.
2965 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
2967 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
2968 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
2969 * target.h (gcc_target): Add ira_cover_classes.
2970 * ira.c: Remove IRA_COVER_CLASSES guards.
2971 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
2972 instead of IRA_COVER_CLASSES.
2973 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
2974 (setup_class_translate): Likewise.
2975 (setup_reg_class_intersect_union): Likewise.
2976 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
2977 test of targetm.ira_cover_classes.
2978 * opts.c (decode_options): Use targetm.ira_cover_classes instead
2979 of IRA_COVER_CLASSES.
2980 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
2981 (TARGET_INITIALIZER): Include it.
2982 * targhooks.h (default_ira_cover_classes): Declare.
2983 * targhooks.c (default_ira_cover_classes): New function.
2985 2008-09-19 Bob Wilson <bob.wilson@acm.org>
2987 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
2989 2008-09-19 Ian Lance Taylor <iant@google.com>
2991 * varasm.c (narrowing_initializer_constant_valid_p): Return
2992 NULL_TREE if ENDTYPE is not an integer.
2994 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2997 * tree-ssa.c (execute_update_addresses_taken): Also update
2998 DECL_GIMPLE_REG_P for vector and complex types.
3000 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
3001 Jan Hubicka <jh@suse.cz>
3004 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
3005 empty before freeing them.
3006 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
3008 2008-09-18 Bob Wilson <bob.wilson@acm.org>
3010 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
3011 * config/xtensa/predicates.md (tls_symbol_operand): New.
3012 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
3013 (TARGET_CANNOT_FORCE_MEM): Define.
3014 (xtensa_tls_symbol_p): New.
3015 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
3016 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
3017 (xtensa_tls_module_base): New.
3018 (xtensa_call_tls_desc): New.
3019 (xtensa_legitimize_tls_address): New.
3020 (xtensa_legitimize_address): Handle TLS symbols.
3021 (xtensa_tls_referenced_p_1): New.
3022 (xtensa_tls_referenced_p): New.
3023 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
3025 (XTENSA_BUILTIN_THREAD_POINTER): New.
3026 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
3027 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
3028 builtin. Add declarations for __builtin_thread_pointer and
3029 __builtin_set_thread_pointer.
3030 (xtensa_fold_builtin): Recognize new builtins.
3031 (xtensa_expand_builtin): Expand new builtins.
3032 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
3033 (TARGET_THREADPTR): Define.
3034 (HAVE_AS_TLS): Define default value.
3035 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
3036 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
3037 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
3038 (UNSPECV_SET_TP): New.
3039 (sym_TPOFF, sym_DTPOFF): New.
3040 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
3041 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
3042 * configure: Regenerated.
3044 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
3047 * config/ia64/ia64.c (ia64_optimization_options): Move
3048 checking and setting flag_schedule_insns_after_reload and
3049 ia64_flag_schedule_insns2 back to ...
3050 (ia64_override_options): Here.
3052 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
3055 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
3056 zero extend count after the correction to it is done.
3057 (doloop_optimize): Update call to doloop_modify, don't zero extend
3060 2008-09-18 Martin Jambor <mjambor@suse.cz>
3062 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
3064 * ipa-prop.c: Correct comments.
3065 * ipa-prop.h: Likewise.
3067 2008-09-18 Jan Hubicka <jh@suse.cz>
3070 * ipa-reference.c (ipa_reference_local_vars_info_d,
3071 ipa_reference_global_vars_info_d,
3072 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3073 ipa_reference_vars_info_t): Move here from ipa-reference.h
3074 (node_duplication_hook_holder, node_removal_hook_holder): New.
3075 (get_reference_vars_info_from_cgraph): Rename to ...
3076 (get_reference_vars_info): ... this one, use cgraph uids.
3077 (get_local_reference_vars_info, get_global_reference_vars_info):
3078 Use cgraph instead of decl.
3079 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3081 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
3082 ipa_reference_get_written_global,
3083 ipa_reference_get_not_written_global): Use cgraph argument.
3084 (check_call): Simplify avail check.
3085 (scan_stmt_for_static_refs): Update.
3086 (propagate_bits): Update.
3087 (merge_callee_local_info): Remove.
3088 (init_function_info): Use cgraph nodes.
3089 (clean_function_local_data): Break out from ...
3090 (clean_function): ... here.
3091 (copy_local_bitmap, copy_global_bitmap): New functions.
3092 (duplicate_node_data, remove_node_data): New functions.
3093 (generate_summary): Register hooks; use visibility instead of
3095 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
3096 * ipa-reference.h (ipa_reference_local_vars_info_d,
3097 ipa_reference_global_vars_info_d,
3098 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
3099 ipa_reference_vars_info_t): Move to ipa-reference.c
3100 (ipa_reference_get_read_local, ipa_reference_get_written_local):
3102 (ipa_reference_get_read_global, ipa_reference_get_written_global,
3103 ipa_reference_get_not_read_global,
3104 ipa_reference_get_not_written_global): Update prototype.
3105 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
3106 (init_state): Remove.
3107 (node_duplication_hook_holder, node_removal_hook_holder): New.
3108 (get_function_state, set_function_state): Use VECtor.
3109 (analyze_function): Check body availability.
3110 (add_new_function): Likewise.
3111 (duplicate_node_data, remove_node_data): New.
3112 (generate_summary): Register hooks; do not care about clones.
3113 (propafate): Do not care about clones; recursive functions are
3115 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
3116 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
3117 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
3119 * tree-flow.h (function_ann_d): Remove reference_vars_info.
3120 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
3121 Update call of ipa-reference accesors.
3123 2008-09-18 Simon Baldwin <simonb@google.com>
3125 * c-opts.c (c_common_handle_option): Add handling for
3126 -Wbuiltin-macro-redefined command line option.
3127 * c.opt: Added builtin-macro-redefined option.
3128 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
3131 2008-09-18 Richard Guenther <rguenther@suse.de>
3133 PR tree-optimization/37258
3134 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
3135 and signedness for integral types.
3136 (vn_phi_eq): Require compatible types.
3138 2008-09-18 Jakub Jelinek <jakub@redhat.com>
3141 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
3142 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
3144 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
3145 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
3146 ggc_free other TREE_LIST nodes from that chain.
3147 * function.c (instantiate_decls): Instantiate also DECL_RTL
3148 of vars in cfun->local_decls, free that list afterwards.
3150 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
3152 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
3153 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
3155 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3157 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
3158 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
3160 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
3162 PR tree-optimization/37102
3163 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
3164 from a node. Check to see if another PHI is dead.
3165 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
3166 remove real PHIs which have no uses.
3167 (rewrite_out_of_ssa): Call eliminate_useless_phis.
3169 2008-09-18 Richard Guenther <rguenther@suse.de>
3172 * tree-cfg.c (remove_useless_stmts_1): Remove
3173 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
3175 2008-09-18 Nick Clifton <nickc@redhat.com>
3177 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
3178 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
3179 to frv_secondary_reload_class.
3180 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3181 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
3182 (frv_secondary_reload_class): Omit unused parameter.
3183 (frv_secondary_reload): New function. Handle the case when
3184 secondary_reload_class() is called before the reload_(in|out)
3185 _optabs have been initialised.
3186 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
3188 * config/frv/frv.md: Define an exclusion set between fr550_m0
3191 2008-09-18 Richard Guenther <rguenther@suse.de>
3193 PR tree-optimization/37456
3194 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
3195 want to insert after ends a BB insert on the single fallthru
3198 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
3200 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
3201 Mention -march=z9-109, z9-ec and z10.
3203 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
3205 PR rtl-optimization/37544
3206 * regrename.c (maybe_mode_change): Exit early when copy_mode
3207 is narrower than orig_mode and narrower than new_mode.
3209 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
3212 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
3214 * sched-rgn.c (ref_counts): Remove.
3215 (insn_referenced): New static variable.
3216 (INSN_REF_COUNT): Remove.
3217 (sched_run_compute_dependencies): Use insn_referenced instead of
3219 (add_branch_dependences): Likewise. Delete dead assignment.
3221 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
3223 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
3224 consumer is an asm. Add comment why this is important.
3225 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
3226 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
3228 2008-09-17 Joseph Myers <joseph@codesourcery.com>
3230 * expr.c (emit_group_store): Do not shift before moving via a
3233 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
3235 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
3236 from aggregate to non-aggregate type if the bit pattern is not fully
3237 preserved afterwards.
3239 2008-09-17 Richard Guenther <rguenther@suse.de>
3241 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
3242 (verify_gimple_assign): ... this. Split into ...
3243 (verify_gimple_assign_unary): ... this,
3244 (verify_gimple_assign_binary): ... that,
3245 (verify_gimple_assign_single): ... and this.
3246 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
3247 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
3248 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
3249 (verify_types_in_gimple_reference): Be forgiving with
3251 (verify_gimple_phi): Deal with virtual operands.
3253 * tree.def (PREDICT_EXPR): Change to tcc_expression.
3255 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
3257 * tree.c (get_callee_fndecl): Don't call the language hook.
3258 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
3259 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
3260 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
3262 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3264 * tree.c (protected_set_expr_location): Don't unnecessarily
3265 check for error_mark_node.
3267 2008-09-17 Art Haas <ahaas@impactweather.com>
3269 * ipa-reference.c (analyze_function): Declare step only if
3270 ENABLE_CHECKING is defined.
3272 2008-09-17 Jan Hubicka <jh@suse.cz>
3275 * tree.h (DECL_INLINE): remove.
3276 (DECL_DECLARED_INLINE_P): Update docs.
3277 (DECL_NO_INLINE_WARNING_P): new.
3278 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
3279 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
3281 2008-09-17 Jakub Jelinek <jakub@redhat.com>
3282 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3285 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
3288 2008-09-17 Jan Hubicka <jh@suse.cz>
3290 * ipa-reference.c (ipa_obstack): Remove.
3291 (local_info_obstack, global_info_obstack): New.
3292 (add_static_var): We now handle variables only.
3293 (mark_address_taken, mark_load, mark_store): New functions based on ...
3294 (check_operand): ... remove.
3295 (get_asm_stmt_operands): Rename to ...
3296 (check_asm_memory_clobber): ... this. Look only for memory clobber.
3297 (scan_stmt_for_static_refs): Rewrite.
3298 (scan_op_for_static_refs): Rename to ...
3299 (scan_initializer_for_static_refs): do not look for VAR_DECL
3300 initializers; stop recursion on types and decls.
3301 (ipa_init): Use proper obstacks.
3302 (analyze_variable): Use scan_initializer_for_static_refs.
3303 (init_function_info): Use local obstack.
3304 (analyze_function): Simplify.
3305 (add_new_function): We don't need visited_nodes obstack.
3306 (generate_summary): Use proper obstacks; cleanup after propagation.
3308 2008-09-17 Richard Guenther <rguenther@suse.de>
3311 PR tree-optimization/37491
3312 * alias.c (get_alias_set): Use the canonical type.
3313 * tree-vect-transform.c (vectorizable_store): Use the type of
3314 the lhs for the vector type. Adjust checking.
3315 (vectorizable_load): Adjust checking.
3317 2008-09-16 Jakub Jelinek <jakub@redhat.com>
3318 Adam Nemet <anemet@caviumnetworks.com>
3320 PR rtl-optimization/37483
3321 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
3322 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
3323 Rearrange code to better match the original comment. Check
3324 t_unconditional first. Improve comment.
3326 2008-09-16 Jakub Jelinek <jakub@redhat.com>
3329 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
3330 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
3333 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
3334 GIMPLE_TRY if cleanup sequence is empty.
3336 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
3339 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
3340 eliminate IV if the cost are the same.
3342 2008-09-16 Richard Guenther <rguenther@suse.de>
3345 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
3348 2008-09-16 Richard Guenther <rguenther@suse.de>
3350 PR tree-optimization/37508
3351 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
3353 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
3355 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
3357 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3359 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
3360 use gen_floatdidf2 directly.
3361 (floatunssidf2): Likewise.
3362 (floatsidf_ppc64_mfpgpr): Remove.
3363 (floatsidf_ppc64): Remove.
3364 (floatunssidf_ppc64): Remove.
3366 2008-09-15 Jakub Jelinek <jakub@redhat.com>
3368 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
3369 rather than update_cost_queue.
3371 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
3372 in every call starting with the second one, instead of only when
3373 alias_bitmap_obstack.elements != NULL.
3375 * tree-predcom.c (filter_suitable_components): Free all refs in
3376 act->refs vector before calling release_component.
3377 (add_ref_to_chain): Free ref if not adding it to chain->refs.
3379 * tree-data-ref.c (free_subscripts): Free all subscript objects.
3381 * tree-loop-linear.c (linear_transform_loops): Initialize
3382 lambda_obstack only after calling perfect_loop_nest_depth.
3383 Goto free_and_continue instead of just continue for later failures.
3386 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
3389 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
3391 2008-09-14 Andreas Schwab <schwab@suse.de>
3393 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
3395 2008-09-14 Jan Hubicka <jh@suse.cz>
3397 * invoke.texi (-fconserve-stack): Document.
3398 * opts.c (decode_options): Handle conserve_stack.
3399 * common.opt (fconvserve_stack): New.
3401 2008-09-14 David Edelsohn <edelsohn@gnu.org>
3403 * config.host: Add x-aix to host_xmake_file.
3404 * config/rs6000/t-aix52: Do not override LDFLAGS.
3405 * config/rs6000/x-aix: New file.
3407 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
3413 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
3414 is not recognized as a valid register usage. Allow REG_X to be used
3416 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
3417 forces a reload when using a base register.
3419 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
3421 * config/i386/cygming-crtend.c (register_frame_ctor): If
3422 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
3423 directly with atexit.
3424 (deregister_frame_ctor): Rename to ...
3425 (deregister_frame_dtor): Use to call __gcc_deregister_frame
3426 if !DEFAULT_USE_CXA_ATEXIT.
3428 2008-09-13 Jan Hubicka <jh@suse.cz>
3430 * cgraph.c: Include value-prof.h
3431 * Makefile.in (cgraph.o): Add value-prof.h dependency.
3433 2008-09-13 Jan Hubicka <jh@suse.cz>
3436 * tree-profile.c (add_abnormal_goto_call_edges): New function.
3437 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
3438 tree_gen_one_value_profiler, tree_gen_average_profiler,
3439 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
3441 2008-09-13 Jan Hubicka <jh@suse.cz>
3443 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
3444 too many bytes on misalligned blocks.
3446 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3448 * doc/cfg.texi: Fix some typos.
3449 * doc/extend.texi: Likewise.
3450 * doc/install.texi: Likewise.
3451 * doc/invoke.texi: Likewise.
3452 * doc/rtl.texi: Likewise.
3453 * doc/tree-ssa.texi: Likewise.
3455 2008-09-13 Richard Guenther <rguenther@suse.de>
3458 * tree-nested.c (finalize_nesting_tree_1): Generate valid
3459 gimple stores for memory rhs.
3461 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
3463 PR rtl-optimization/37489
3464 * cse.c (fold_rtx): Don't return const_true_rtx for float
3465 compare if FLOAT_STORE_FLAG_VALUE is undefined.
3467 2008-09-13 Jan Hubicka <jh@suse.cz>
3469 PR tree-optimization/37392
3470 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
3472 2008-09-13 Martin Jambor <mjambor@suse.cz>
3473 Jan Hubicka <jh@suse.cz>
3475 * cgraph.c (free_edges): New variable.
3476 (NEXT_FREE_EDGE): New macro.
3477 (cgraph_free_edge): New function.
3478 (cgraph_remove_edge): Call cgraph_remove_edge_1.
3479 (cgraph_node_remove_callees): Likewise.
3480 (cgraph_node_remove_callers): Likewise.
3481 (cgraph_create_edge): Reuse edges from the free list. Do not
3482 update uid if doing so.
3483 (cgraph_remove_*_hook): Add free call.
3485 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
3487 * ira-color.c (conflict_allocno_vec): Delete.
3488 (update_cost_queue_elem): New structure.
3489 (update_cost_queue): New variable.
3490 (update_cost_queue_tail): Likewise.
3491 (update_cost_queue_elems): Likewise.
3492 (allocno_update_cost_check): Delete.
3493 (initiate_cost_update): Allocate update_cost_queue_elems
3494 instead of allocno_update_cost_check.
3495 (finish_cost_update): Update the free()s accordingly.
3496 (start_update_cost): New function.
3497 (queue_update_cost): Likewise.
3498 (get_next_update_cost): Likewise.
3499 (update_copy_costs_1): Inline into...
3500 (update_copy_costs): ...here. Use a queue instead of recursive calls.
3501 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
3502 once we've established they are equal. Don't allocate update
3503 costs if there is nothing to add to them.
3504 (update_conflict_hard_regno_costs): Remove ALLOCNO and
3505 DIVISOR arguments. Use a queue instead of recursive calls;
3506 process all the allocnos in the initial queue, rather than
3508 (assign_hard_reg): Use queue_update_cost instead of
3509 conflict_allocno_vec. Queue coalesced allocnos instead
3510 of calling update_conflict_hard_regno_costs for each one.
3511 Just call update_conflict_hard_regno_costs once for the
3513 (ira_color): Remove conflict_allocno_vec handling.
3515 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3517 PR tree-optimization/37484
3518 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
3519 (save_var_name): Same.
3520 (initialize_cloog_names): Same.
3521 (initialize_cloog_names): Same.
3523 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
3525 * tree-scalar-evolution.c (set_instantiated_value): Set
3528 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
3532 * ira-build.c (common_loop_tree_node_dominator): Remove.
3533 (copy_live_ranges_to_removed_store_destinations): New function.
3534 (regno_top_level_allocno_map): Move to top level from ...
3535 (ira_flattening): ... here. Use
3536 copy_live_ranges_to_removed_store_destinations.
3538 * ira-emit.c (generate_edge_moves): Fix a comment.
3540 2008-09-12 Anatoly Sokolov <aesok@post.ru>
3543 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
3544 scratch register after 'set' pattern.
3546 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3548 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
3549 information passed to mark_reg_pointer.
3550 * explow.c (force_reg): Likewise.
3552 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3554 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
3555 when building for the celledp architecture.
3557 2008-09-12 Richard Guenther <rguenther@suse.de>
3559 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
3561 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
3563 PR rtl-optimization/37424
3564 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
3565 the regnos instead of the addresses.
3567 2008-09-11 Janis Johnson <janis187@us.ibm.com>
3569 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
3571 2008-09-11 Richard Guenther <rguenther@suse.de>
3573 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
3574 entering the weaker equivalence recording.
3576 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
3578 2008-09-11 Jeff Law <law@redhat.com>
3580 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
3581 by assign_stack_local on the IRA path for stack slot sharing
3582 as well as the non-IRA path.
3584 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
3586 * config/i386/i386.h: Fix whitespace issues.
3588 2008-09-11 Martin Jambor <mjambor@suse.cz>
3590 * ipa-prop.h (struct ipa_param_flags): Removed.
3591 (struct ipa_param_descriptor): New structure.
3592 (struct ipa_node_params): ipcp_lattices, param_decls and
3593 param_flags moved to ipa_param_description.
3594 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
3595 descriptors. Renamed all users.
3596 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
3597 changed to access descriptors. Renamed all users.
3598 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
3599 to access descriptors. Renamed all users.
3600 * ipa-cp.c (ipcp_init_cloned_node): Call
3601 ipa_initialize_node_params instead of ipa_count_formal_params and
3602 ipa_create_param_decls_array.
3603 (ipcp_analyze_node): Likewise.
3604 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
3605 descriptors. Renamed all users.
3606 (ipcp_initialize_node_lattices): Remove allocation.
3607 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3608 ipa_initialize_node_params instead of ipa_count_formal_params and
3609 ipa_create_param_decls_array.
3610 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
3611 ipa_populate_param_decls, made static, added parameter info,
3612 renamed mt to node, removed allocation, changed to use
3614 (ipa_count_formal_params): Made static, added parameter info,
3616 (ipa_initialize_node_params): New function.
3617 (ipa_check_stmt_modifications): Changed to use descriptors.
3618 (ipa_detect_param_modifications): Removed allocation, changed to
3620 (ipa_note_param_call): Changed to use descriptors.
3621 (ipa_analyze_params_uses): Removed allocation.
3622 (ipa_free_node_params_substructures): Changed to use descriptors.
3623 (ipa_edge_duplication_hook): Use the unused attribute.
3624 (ipa_node_duplication_hook): Use the unused attribute, changed to
3625 use descriptors, changed to duplicate descriptors.
3627 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
3628 changed all callers. Call ipa_propagate_indirect_call_infos if doing
3629 indirect inlining. Made static.
3630 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
3631 functions called only once.
3632 (cgraph_decide_recursive_inlining): Don't call
3633 ipa_propagate_indirect_call_infos, pass new_edges to
3634 cgraph_mark_inline_edge instead.
3635 (cgraph_decide_inlining_of_small_functions): Don't call
3636 ipa_propagate_indirect_call_infos, pass new_edges to
3637 cgraph_mark_inline_edge instead.
3638 (cgraph_decide_inlining): Don't call
3639 ipa_propagate_indirect_call_infos.
3640 * ipa-prop.c: Check that vectors are allocated.
3642 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
3643 iff a new cgraph edges have been created.
3644 (cgraph_decide_inlining): New variable redo_always_inline.
3645 Flattening and always_inlining loop until callgraph stabilizes.
3646 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
3647 true iff new cgraph edges have been created.
3648 (propagate_info_to_inlined_callees): Likewise.
3649 (ipa_propagate_indirect_call_infos): Likewise.
3651 2008-09-11 Richard Guenther <rguenther@suse.de>
3653 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
3654 (set_prologue_iterations): Likewise.
3655 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
3657 (vect_update_init_of_dr): Likewise.
3658 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
3660 * fold-const.c (fold_unary): Do not generate calculations
3663 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
3665 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
3666 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
3667 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
3669 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
3671 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
3672 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
3673 before finalizing the changes.
3674 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
3676 (simplify_truth_ops_using_ranges): New.
3677 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
3678 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
3679 whether a simplification was made.
3680 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
3681 use a switch statement and also call simplify_truth_ops_using_ranges.
3683 2008-09-11 Jan Hubicka <jh@suse.cz>
3685 * ggc-common.c (loc_array): Make static.
3686 * dce.c (rest_of_handle_ud_dce): Free worklist.
3688 2008-09-11 Jan Hubicka <jh@suse.cz>
3690 * cgraph.c (cgraph_release_function_body): Plug memory leak on
3691 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
3692 function so we are sure we do not dangle it forever.
3693 * function.c (outer_function_chain, find_function_data): Remove.
3694 (function_context_stack): New.
3695 (push_function_context, pop_function_context): Update.
3696 * function.h (struct function): Remove pointer outer.
3697 (outer_function_chain, find_function_data): Remove.
3698 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
3700 2008-09-11 Jan Hubicka <jh@suse.cz>
3703 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
3705 2008-09-11 Jan Hubicka <jh@suse.cz>
3707 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
3709 2008-09-11 Jan Hubicka <jh@suse.cz>
3711 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
3712 (free_var_map_entry): New function.
3713 (redirect_edge_var_map_destroy): Use it.
3715 2008-09-11 Jan Hubicka <jh@suse.cz>
3718 * tree-inline.c (add_lexical_block): Replace with ...
3719 (prepend_lexical_block): ... prepend at begginig.
3720 (remap_blocks): Use it and reverse later.
3721 (expand_call_inline): Use prepend_lexical_block.
3723 2008-09-11 Jan Hubicka <jh@suse.cz>
3725 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
3727 2008-09-11 Jan Hubicka <jh@suse.cz>
3729 * function.c (free_after_compilation): Call insn_locators_free.
3730 * cfglayout.c (insn_locators_free): New function.
3731 * rtl.h (insn_locators_free): Declare.
3733 2008-09-11 Jan Hubicka <jh@suse.cz>
3735 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
3737 (cond_move_process_if_block): Update call.
3739 2008-09-11 Jan Hubicka <jh@suse.cz>
3741 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
3742 * vec.c: Include hashtab.h
3743 (vec_descriptor, ptr_hash_entry): New structures.
3744 (vec_desc_hash, vec_ptr_map): New static variables.
3745 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
3746 register_overhead, free_overhead, vec_heap_free): New functions.
3747 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
3748 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
3749 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
3752 2008-09-11 Ira Rosen <irar@il.ibm.com>
3754 PR tree-optimization/37474
3755 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
3756 length of load permutation.
3758 2008-09-11 Andreas Schwab <schwab@suse.de>
3760 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
3762 2008-09-11 Jakub Jelinek <jakub@redhat.com>
3765 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
3766 * dse.c (find_shift_sequence): Use extract_low_bits instead of
3767 simplify_gen_subreg.
3769 2008-09-11 Ira Rosen <irar@il.ibm.com>
3771 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
3774 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3777 * gimplify.c (gimplify_body): Call default_rtl_profile.
3780 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
3781 instead of tok->val.node if not expanding to something else. Handle
3782 intervening CPP_PADDING tokens.
3783 (altivec_categorize_keyword): Remove unneeded comparisons.
3785 2008-09-10 Richard Guenther <rguenther@suse.de>
3787 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
3789 2008-09-10 Richard Guenther <rguenther@suse.de>
3792 * tree-inline.c (insert_init_stmt): Make sure to not
3793 insert invalid gimple stores.
3795 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
3797 PR tree-optimization/37388
3798 * toplev.c (process_options): Fail and warn when graphite
3799 flags are used, but the compiler has not been configured
3800 with graphite libraries.
3801 * graphite.c (graphite_transform_loops): Remove printfs
3802 to dump_file for the case when graphite is not available.
3804 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
3807 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
3808 the even element into register.
3809 (ix86_expand_vector_init_general): Don't use
3810 ix86_expand_vector_init_interleave on V16QImode and V8HImode
3811 if we can't move from GPR to SSE register directly.
3813 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
3815 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
3816 not lose track of the number of NOPs needed. Number of NOPs needed
3817 for sync vs. loads workaround was switched; corrected. Run second
3818 pass for all workarounds. No NOPs needed after call insns. Change
3819 second pass to use find_next_insn_start and find_load helpers in order
3820 to properly detect parallel insns.
3821 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
3823 2008-09-10 Jan Hubicka <jh@suse.cz>
3825 * value-prof.c (gimple_ic): Fix tuplification bug.
3826 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
3829 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3831 PR tree-optimization/37353
3832 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
3833 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
3834 calls instead of cond_dead_built_in_calls.
3835 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
3836 initalize the vector only before adding first entry. Use VEC_safe_push
3837 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
3838 shrink_wrap_conditional_dead_built_in_calls call.
3840 2008-09-10 Ira Rosen <irar@il.ibm.com>
3842 PR tree-optimization/37385
3843 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
3844 argument, and use it as a vector type if not NULL.
3845 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
3847 (vect_setup_realignment): Call vect_create_data_ref_ptr with
3848 additional argument.
3849 (vectorizable_load): Likewise.
3851 2008-09-10 Jakub Jelinek <jakub@redhat.com>
3853 * config/i386/i386.md (SWI32): New mode iterator.
3854 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
3857 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3859 PR rtl-optimization/37435
3860 * caller-save.c (insert_restore, insert_save): Check the mode by
3863 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3866 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
3868 (dw2_output_indirect_constant_1): Use unstripped name in symbol
3871 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
3873 * doc/invoke.texi (ARM Options): Correct errors in discussion
3874 of -mfloat-abi, -mhard-float, and -msoft-float.
3876 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3877 Jan Hubicka <jh@suse.cz>
3880 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
3881 calling gimple_regimplify_operands on it. Iterate over all newly
3882 added statements, not just the last one.
3883 (insert_init_stmt): Insert stmt into seq first, then call
3884 gimple_regimplify_operands on it. Don't create new gimplification
3885 context, nor find referenced vars.
3887 2008-09-09 Jakub Jelinek <jakub@redhat.com>
3890 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
3891 to pointer to vector pointer.
3892 * ipa-prop.c (ipa_propagate_indirect_call_infos,
3893 propagate_info_to_inlined_callees): Likewise.
3894 (update_call_notes_after_inlining): Likewise. Push new indirect edge
3895 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
3896 ipa_check_create_edge_args.
3897 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
3898 argument to pointer to vector pointer.
3899 (cgraph_decide_inlining_of_small_function): Adjust
3900 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
3904 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
3905 optimizing for size, not speed.
3907 PR rtl-optimization/37408
3908 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
3909 if parm is promoted.
3911 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
3913 PR tree-optimization/37375
3914 * tree-scalar-evolution.c (scev_info_str): Add field
3916 (new_scev_info_str, eq_scev_info, find_var_scev_info,
3917 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
3918 set_instantiated_value): Pass instantiated_below.
3919 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
3921 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
3922 the definitions are not instantiated.
3924 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
3925 (block_before_loop): New.
3926 * tree-data-ref.c (dr_analyze_indices): Update uses of
3928 * graphite.c (block_before_scop): New.
3929 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
3930 basic block, not a loop for determining the parameters.
3931 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
3933 (idx_record_params, find_params_in_bb, find_scop_parameters,
3934 build_loop_iteration_domains, add_conditions_to_domain): Update calls
3935 to instantiate_scev.
3937 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
3939 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3943 * ira-build.c (ira_create_allocno): Setup frequency to 0.
3945 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
3946 Check zero freq and increase if necessary.
3948 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
3950 * ira-conflicts.c (process_regs_for_copy): Check that the hard
3951 regno is in the right range. Add comments.
3953 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3955 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
3957 * mips-tfile.c (copy_object): Cast alloca result to int *.
3958 * mips-tdump.c (print_symbol): Cast xmalloc return values to
3960 Rename class to sclass.
3961 (read_tfile): Cast read_seek return values to proper types.
3962 Cast xcalloc return value to proper type.
3964 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3966 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
3967 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
3968 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
3970 2008-09-09 Jan Hubicka <jh@suse.cz>
3972 * profile.c (is_edge_inconsistent): Add debug output; ignore
3973 negative count on fake edges.
3974 (is_inconsistent): Add debug output.
3976 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3978 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
3980 (choose_ready): When first insn is chosen from the ready list, also
3983 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
3985 PR rtl-optimization/37360
3986 * haifa-sched.c (max_issue): Do not assert that we never issue more
3987 insns than issue_rate. Add comment.
3989 2008-09-09 Richard Guenther <rguenther@suse.de>
3991 * tree-cfg.c (verify_types_in_gimple_op): Remove.
3992 (verify_types_in_gimple_call): Rename to ...
3993 (verify_gimple_call): ... this. Enhance.
3994 (verify_types_in_gimple_cond): Remove.
3995 (verify_gimple_comparison): New function ...
3996 (verify_types_in_gimple_assign): ... split out from here.
3997 (verify_types_in_gimple_return): Rename to ...
3998 (verify_gimple_return): ... this. Enhance.
3999 (verify_types_in_gimple_switch): Rename to ...
4000 (verify_gimple_switch): ... this. Enhance.
4001 (verify_gimple_goto): New function.
4002 (verify_types_in_gimple_phi): Rename to ...
4003 (verify_gimple_phi): ... this. Enhance.
4004 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
4005 Fold in single-statement cases from verify_types_in_gimple_seq_2.
4006 (verify_types_in_gimple_seq_2): Remove cases handled in
4007 verify_types_in_gimple_stmt.
4009 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
4011 * config/bfin/bfin.c (n_regs_to_save): New static variable.
4012 (push_multiple_operation, pop_multiple_operation): Set it.
4013 (workaround_rts_anomaly): New function.
4014 (workaround_speculation): New function, broken out of bfin_reorg.
4015 (bfin_reorg): Call the new functions.
4017 2008-09-09 Richard Guenther <rguenther@suse.de>
4021 * gimplify.c (gimplify_conversion): Change conversions of
4022 non-register type to VIEW_CONVERT_EXPRs.
4023 (gimplify_addr_expr): If we need to make the operand
4024 addressable make sure to use a properly initialized
4025 temporary for that so it gets a valid gimple store.
4027 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
4029 * function.h (struct function): Add function_start_locus.
4030 * cfgexpand.c (gimple_expand_cfg): Use it.
4031 * c-parser.c (c_parser_declaration_or_fndef): Set it.
4033 2008-09-09 Richard Guenther <rguenther@suse.de>
4035 PR tree-optimization/37433
4036 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
4039 2008-09-09 Richard Guenther <rguenther@suse.de>
4041 PR tree-optimization/37387
4042 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
4043 and bits to a common type.
4045 2008-09-09 Nick Clifton <nickc@redhat.com>
4047 * config/v850/v850.md (return): Restore frame size restriction.
4049 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
4051 * c-common.c (c_expand_decl): Remove.
4052 * c-common.h (anon_aggr_type_p): Remove prototype.
4053 (DECL_ANON_UNION_ELEMS): Remove.
4054 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
4055 * c-decl.c (anon_aggr_type_p): Remove.
4056 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
4057 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
4058 * langhooks.h (struct lang_hooks): Remove expand_decl.
4059 * langhooks.c (lhd_expand_decl): Remove.
4060 * stmt.c (expand_anon_union_decl): Remove.
4061 * tree.h (expand_anon_union_decl): Remove prototype.
4063 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
4066 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
4068 * config/avr/avr.md (QISI) : Define mode iterator.
4069 (negated_tst<mode>) : Redefine as split using mode macro.
4070 (reversed_tstqi): Define insn as reversed compare with zero.
4071 (reversed_tsthi): Ditto.
4072 (reversed_tstsi): Ditto.
4074 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4077 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
4078 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
4081 * predict.c (optimize_function_for_size_p): Don't segfault if
4083 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
4084 tree_swap_operands_p): Don't test cfun != NULL before calling
4085 optimize_function_for_s*_p.
4087 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
4089 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
4092 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
4094 * crx/crx.h (IRA_COVER_CLASSES): Define.
4096 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4099 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
4100 even when a stmt has been gimple_modified_p, but after fold_stmt is
4101 not any longer. Remove unneeded may_have_exposed_new_symbols
4104 2008-09-08 Richard Guenther <rguenther@suse.de>
4106 PR tree-optimization/37421
4107 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
4110 2008-09-08 Jakub Jelinek <jakub@redhat.com>
4113 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
4115 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4118 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
4119 * pa-hpux10.h (LINK_SPEC): Likewise.
4120 * pa-hpux11.h (LINK_SPEC): Likewise.
4122 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4124 * pa32-regs.h (IRA_COVER_CLASSES): Define.
4125 * pa64-regs.h (IRA_COVER_CLASSES): Define.
4127 2008-09-07 Helge Deller <deller@gmx.de>
4129 * pa/linux-atomic.c: New file.
4130 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
4131 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
4133 2008-09-07 Richard Guenther <rguenther@suse.de>
4134 Ira Rosen <irar@il.ibm.com>
4136 PR tree-optimization/36630
4137 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
4138 Call STRIP_NOPS before calling evolution_part_in_loop_num.
4140 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
4141 Ira Rosen <irar@il.ibm.com>
4143 PR tree-optimization/35642
4144 * config/rs6000/altivec.md (mulv8hi3): Implement.
4146 2008-09-06 Jeff Law <law@redhat.com>
4148 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
4150 2008-09-06 Jan Hubicka <jh@suse.cz>
4152 PR tree-optimization/14703
4153 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
4155 * passes.c (init_optimization_passes): Recompute inline parameters.
4157 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
4159 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
4162 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
4163 Peter Fuerst <post@pfrst.de>
4165 * doc/invoke.texi: Document -mr10k-cache-barrier=.
4166 * doc/extend.texi: Document __builtin_mips_cache.
4167 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
4168 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
4169 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
4170 __GCC_HAVE_BUILTIN_MIPS_CACHE.
4171 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
4172 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
4173 (set_push_mips_isas): New variable.
4174 (mips_r10k_cache_barrier): New variable.
4175 (cache): New availability predicate.
4176 (mips_builtins): Add an entry for __builtin_mips_cache.
4177 (mips_build_cvpointer_type): New function.
4178 (MIPS_ATYPE_CVPOINTER): New macro.
4179 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
4181 (r10k_simplified_address_p, r10k_simplify_address)
4182 (r10k_uncached_address_p, r10k_safe_address_p)
4183 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
4184 (r10k_needs_protection_p_call, r10k_needs_protection_p)
4185 (r10k_insert_cache_barriers): New functions.
4186 (mips_reorg_process_insns): Delete cache barriers after a
4187 branch-likely instruction.
4188 (mips_reorg): Call r10k_insert_cache_barriers.
4189 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
4190 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
4191 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
4192 (mips_cache, r10k_cache_barrier): New define_insns.
4194 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
4196 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4197 * ira-color.c (setup_allocno_left_conflicts_num): Use
4198 hard_reg_set_equal_p instead of a comparison with
4199 ira_zero_hard_reg_set.
4200 * ira.c (setup_reg_subclasses): Likewise.
4201 (setup_cover_and_important_classes): Likewise.
4202 (setup_class_translate): Likewise.
4203 (setup_reg_class_intersect_union): Likewise.
4204 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
4205 (ira_init_once): Don't initialize them.
4207 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4209 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
4211 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
4213 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
4215 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
4217 Improved branch hints, safe hints, and scheduling.
4219 * haifa-sched.c (sched_emit_insn) : Define.
4220 * sched-int.h (sched_emit_insn) : Add prototype.
4221 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
4222 -mhint-max-distance -msafe-hints) : Document.
4223 * config/spu/spu.c (spu_flag_var_tracking): New.
4224 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
4225 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
4226 TARGET_ASM_FILE_START): Define.
4227 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
4228 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
4229 (spu_emit_branch_hint): Add blocks argument.
4230 (insert_branch_hints, insert_nops): Remove.
4231 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
4232 uses_ls_unit, spu_sched_init_global, spu_sched_init,
4233 spu_sched_reorder, asm_file_start): New functions.
4234 (clock_var, spu_sched_length, pipe0_clock,
4235 pipe1_clock, prev_clock_var, prev_priority,
4236 spu_ls_first, prev_ls_clock): New static variables.
4237 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
4238 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
4239 (nopn_nv): Add a non-volatile version of nop.
4240 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
4241 -mhint-max-distance, -msafe-hints): New options.
4243 2008-09-05 Janis Johnson <janis187@us.ibm.com>
4244 Samuel Tardieu <sam@rfc1149.net>
4246 * opts.c (decode_options): Combine nested if statements.
4249 * opts.c (decode_options): Handle more relationships among
4250 unit-at-a-time, toplevel-reorder, and section-anchors.
4252 2008-09-05 David Daney <ddaney@avtrex.com>
4254 * doc/install.texi (--enable-reduced-reflection): Document new option.
4256 2008-09-05 Bob Wilson <bob.wilson@acm.org>
4258 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
4260 (constantpool_operand): New.
4261 (move_operand): Disallow sub-word modes for the constant pool.
4262 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
4263 (xtensa_secondary_reload_class): Replace with....
4264 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
4265 Set icode for sub-word reloads from the constant pool.
4266 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
4267 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
4268 * config/xtensa/xtensa.md (reload<mode>_literal): New.
4269 * config/xtensa/xtensa-protos.h: Update prototypes.
4271 2008-09-05 Joseph Myers <joseph@codesourcery.com>
4273 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
4274 (REG_CLASS_NAMES): Update.
4275 (REG_CLASS_CONTENTS): Update.
4276 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
4277 of ALL_REGS for regs 77 and 78.
4278 * function.c (instantiate_virtual_regs_in_insn): Assert that
4279 return value of simplify_gen_subreg is not NULL.
4281 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
4283 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
4284 (gen_rtvec_v): Fix coding standards.
4286 2008-09-04 Jan Hubicka <jh@suse.cz>
4288 * i386.c (decide_alg): Be more conservative about optimizing for size.
4290 2008-09-04 Ian Lance Taylor <iant@google.com>
4292 * varasm.c (narrowing_initializer_constant_valid_p): New
4294 (initializer_constant_valid_p): Call it.
4296 2008-09-04 Jeff Law <law@redhat.com>
4298 * fold-const.c (native_encode_real): Fix computation of WORDS.
4299 (native_interpret_real): Likewise.
4301 2008-09-04 Janis Johnson <janis187@us.ibm.com>
4303 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
4305 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4307 * ira-conflicts.c (process_regs_for_copy): Check insn to check
4308 that the cost is already taken into account in ira-costs.c
4310 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
4312 * ira-build.c (print_copy, print_copies, ira_debug_copy,
4313 ira_debug_copies): New.
4314 (ira_bulid): Call print_copies.
4316 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
4318 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
4321 * config/rs6000/rs6000.c (optimization_options): Remove check of
4322 flag_toplevel_order.
4324 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4326 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
4327 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
4328 second operand is a reg_imm10_operand.
4329 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
4330 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
4331 (*seq_<GPR:mode><GPR2:mode>): Rename to
4332 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
4334 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
4335 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
4337 (*sne_<GPR:mode><GPR2:mode>): Rename to
4338 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
4341 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4343 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
4344 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
4345 combining an arithmetic right shift by more than 31 and a
4346 trunction. Don't match for out-of-range shift amounts. Set
4347 attribute mode to <MODE>.
4348 (*lshr32_trunc<mode>): Name the pattern combining a logical right
4349 shift by 32 and and a truncation. Set attribute mode to <MODE>.
4350 (*<optab>_trunc<mode>_exts): New pattern for truncated right
4351 shifts by less than 32.
4352 (extv): Change predicate on first operand to accept registers.
4353 Change predicate of the other operands from immediate_operand to
4354 const_int_operand. Expand exts when source is a register.
4355 (extzv): Change predicate of the constant operands from
4356 immediate_operand to const_int_operand.
4357 (extzv<mode>): Change predicate of the constant operands from
4358 immediate_operand to const_int_operand and no constraint. Also
4360 (*extzv_trunc<mode>_exts): New pattern.
4362 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
4364 * config/mips/mips.h (ISA_HAS_CINS): New macro.
4365 * config/mips/mips-protos.h (mask_low_and_shift_p,
4366 mask_low_and_shift_len): Declare.
4367 * config/mips/mips.c (mask_low_and_shift_p,
4368 mask_low_and_shift_len): New functions.
4369 (mips_print_operand): Handle new operand prefix "m".
4370 * config/mips/mips.md (*cins<mode>): New pattern.
4372 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4374 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
4375 optimizing for size.
4377 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4379 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
4380 regardless of epilogue_completed.
4382 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
4385 * ira-lives.c (process_bb_node_lives): Check setjmp.
4387 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
4390 * ira-build.c (form_loop_tree): Reverse BB walk.
4391 (create_bb_allocnos): Likewise.
4392 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
4393 (mark_reg_store): Rename to...
4394 (mark_ref_live): ...this and take a df_ref argument instead of
4395 note_stores arguments. Assert that we have a register.
4396 (mark_reg_clobber): Delete.
4397 (def_conflicts_with_inputs_p): New function.
4398 (mark_reg_conflicts): Delete.
4399 (mark_reg_death): Rename to...
4400 (mark_ref_dead): ...this and take a df_ref argument instead of
4401 a register. Assert that we have a register.
4402 (process_bb_node_lives): Hoist frequency calculation out of
4403 instruction walk. Convert from a forwards scan to a backwards scan.
4404 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
4405 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
4406 (create_allocno_live_ranges): Don't create regs_set.
4408 2008-09-04 Ian Lance Taylor <iant@google.com>
4410 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
4411 or REG_LABEL_TARGET.
4412 * calls.c (emit_library_call_value_1): Use MEM_P rather than
4413 comparing MODE with MEM.
4414 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
4415 comparing with GF_PREDICT_TAKEN.
4416 (gimple_get_lhs): Change code to enum gimple_code.
4417 (gimple_set_lhs): Likewise.
4418 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
4419 * omp-low.c (find_omp_clause): Change kind parameter to enum
4421 * tree-flow.h (find_omp_clause): Update declaration.
4422 * regrename.c (clear_dead_regs): Change kind parameter to enum
4424 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
4426 * see.c (see_get_extension_data): Change return type to enum
4427 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
4428 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
4429 (see_gen_normalized_extension): Change extension_code parameter to
4431 (see_seek_pre_extension_expr): Change extension_code to enum
4433 (see_merge_one_def_extension): Likewise.
4434 (see_handle_relevant_defs): Likewise.
4435 (see_handle_relevant_uses): Likewise.
4436 (see_analyze_one_def): Likewise.
4437 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
4438 GIMPLE_ASM rather than ASM_EXPR.
4439 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
4440 GIMPLE_RETURN rather than RETURN_EXPR.
4441 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
4442 (evaluate_stmt): Likewise.
4443 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
4444 to enum vect_relevant.
4445 (vect_mark_stmts_to_be_vectorized): Change assertion to not
4446 compare gimple codes with tree codes.
4448 2008-09-04 Paul Brook <paul@codesourcery.com>
4450 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
4452 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
4454 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
4455 pointer check lost in the recent no-unit-at-a-time patch.
4457 2008-09-04 Jan Hubicka <jh@suse.cz>
4460 * tree-switch-conversion.c (check_final_bb): Accept only IP
4463 2008-09-04 Jan Hubicka <jh@suse.cz>
4465 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
4467 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
4468 using_ranges argument.
4469 (vrp_evaluate_conditional): Avoid bogus warning for type range.
4470 (vrp_visit_cond_stmt): Update call of
4471 vrp_evaluate_conditional_warnv_with_ops
4473 2008-09-04 Jan Hubicka <jh@suse.cz>
4475 PR tree-optimization/37345
4476 PR tree-optimization/37358
4477 PR tree-optimization/37357
4478 * tree.c (build_function_type_skip_args): Build distinct type copy;
4480 (build_function_decl_skip_args): Set type of new decl not orig decl;
4481 clear DECL_VINDEX for methods turned into functions.
4483 2008-09-04 Nick Clifton <nickc@redhat.com>
4485 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
4486 * configure: Regenerate.
4487 * config.in: Regenerate.
4488 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
4489 alignment field, if it is supported.
4491 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
4493 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
4496 2008-09-03 David Edelsohn <edelsohn@gnu.org>
4498 * config/rs6000/rs6000.c (processor_target_table): Do not
4499 enable VMX for POWER6.
4501 2008-09-03 Anton Blanchard <anton@samba.org>
4503 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
4504 emit memory barrier before operation.
4506 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
4509 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
4510 default_elf_asm_output_external.
4512 2008-09-03 Jeff Law <law@redhat.com>
4514 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
4516 2008-09-03 Richard Henderson <rth@redhat.com>
4518 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
4519 memory barrier to below the test-and-set.
4520 (alpha_split_lock_test_and_set_12): Likewise.
4522 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4526 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
4529 * ira-color.c (print_loop_title): Use all_allocnos.
4530 (color_pass): Ditto. Don't add border_allocnos. Check that
4531 subloop allocno in the correspdoning bitmap all_allocnos.
4533 * ira-emit.c (change_loop): Use all_allocnos.
4535 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
4536 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
4537 (create_cap_allocno): Remove setting mentioned_allocnos.
4538 (create_insn_allocnos): Ditto.
4539 (remove_unnecessary_allocnos): Use all_allocnos.
4540 (check_allocno_creation): Check that allocnos are in the
4541 corresponding bitmap all_allocnos.
4543 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4547 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
4548 (process_regs_for_copy): Process subregs. Refine check when cost
4549 is taken into account in ira-costs.c.
4550 (process_reg_shuffles): Use REG_SUBREG_P.
4551 (add_insn_allocno_copies): Ditto. Ignore modes.
4553 * ira-color.c (conflict_allocno_vec): New.
4554 (COST_HOP_DIVISOR): New macro.
4555 (update_copy_costs_1): Use it.
4556 (update_conflict_hard_regno_costs): New function.
4557 (assign_hard_reg): Use it.
4558 (ira_color): Allocate and free conflict_allocno_vec.
4560 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
4564 * ira-int.h (ira_sort_insn_chain): Remove.
4566 * ira.c (basic_block_order_nums, chain_insn_order,
4567 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
4568 (ira): Don't call ira_sort_insn_chain.
4570 * reload1.c (reload): Don't call ira_sort_insn_chain.
4572 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
4575 * cgraphunit.c (update_call_expr): Remove eh regions from statements
4576 which become non throw.
4577 (cgraph_function_versioning): Also clear DECL_WEAK. Call
4578 update_call_expr after updating the flags on the decl.
4580 2008-09-03 Jan Hubicka <jh@suse.cz>
4582 PR tree-optimization/37315
4583 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
4584 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
4585 (cgraph_analyze_functions): Use node->analyzed
4586 (cgraph_mark_functions_to_output): Likewise.
4587 (cgraph_expand_function): All functions can be released after
4589 (cgraph_optimize): Use gimple_has_body_p.
4590 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
4591 (cgraph_decide_inlining_incrementally): Likewise.
4592 (inline_transform): Inline transform.
4593 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
4595 (inlinable_function_p): Drop gimple_body check.
4596 (expand_call_inline): Use gimple_has_body_p.
4597 * gimple.c (gimple_has_body_p): New.
4598 * gimple.h (gimple_has_body_p): Add prototype.
4599 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
4600 (dump_function_to_file): Use gimple_has_body_p check.
4602 2008-09-03 Jakub Jelinek <jakub@redhat.com>
4605 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
4607 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
4609 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4611 From Michael Frysinger <michael.frysinger@analog.com>
4612 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
4613 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
4616 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
4619 * doc/extend.texi: Document picoChip builtin functions.
4620 * doc/invoke.texi: Document picoChip options.
4621 * doc/contrib.texi: Add picoChip contribution.
4622 * doc/md.texi: Document picoChip constraints.
4623 * config.gcc: Add picochip-*-*.
4624 * config/picochip/: Add new port.
4626 2008-09-03 Richard Guenther <rguenther@suse.de>
4628 PR tree-optimization/37328
4629 * tree-sra.c (sra_build_assignment): Gimplify properly.
4630 (generate_copy_inout): Take the correct stmt as definition,
4631 remove bogus assert.
4633 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
4635 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
4638 From Michael Frysinger <michael.frysinger@analog.com>
4639 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
4641 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
4643 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
4644 (__gthread_setspecific): Revert 2008-08-31 change to
4645 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
4647 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
4649 * diagnostic.c (error_at): New.
4650 * toplev.h (error_at): New prototype.
4651 * c-typeck.c (build_array_ref): Call error_at instead of error.
4652 Pass location to pedwarn.
4654 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
4656 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
4658 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4660 * dwarf2out.c (tree_add_const_value_attribute): Only handle
4661 VAR_DECL and CONST_DECL.
4663 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4664 Jakub Jelinek <jakub@redhat.com>
4666 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
4667 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
4668 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
4669 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
4670 Don't set ix86_save_varrargs_registers.
4671 (ix86_setup_incoming_varargs): Assume cum != NULL.
4672 (ix86_va_start): Check ix86_varargs_gpr_size and
4673 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
4674 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
4675 from frame pointer if ix86_varargs_gpr_size == 0.
4676 (ix86_compute_frame_layout): Updated.
4677 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
4678 (ix86_varargs_gpr_size): Define.
4679 (ix86_varargs_fpr_size): Likewise.
4680 (machine_function): Remove save_varrargs_registers.
4681 Add varargs_gpr_size and varargs_fpr_size.
4683 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4685 * config/alpha/alpha.c (va_list_skip_additions,
4686 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
4687 (alpha_gimplify_va_arg): Call unshare_expr on second use of
4690 PR tree-optimization/36766
4691 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
4692 for already removed basic blocks.
4695 * real.c (real_maxval): Clear a lower bit to make real_maxval
4696 match get_max_float for IBM long double format.
4698 2008-09-02 Andreas Schwab <schwab@suse.de>
4700 * configure.ac: Use m4_quote to quote the expansion of m4_do.
4701 * configure: Regenerate.
4703 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
4705 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
4706 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
4707 checking for a non-VOID CONSTANT_P.
4709 2008-09-02 Jan Hubicka <jh@suse.cz>
4711 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
4712 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
4715 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
4717 * expr.c (emit_group_store): Don't assert stack temp mode size.
4719 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
4720 Tobias Grosser <grosser@fim.uni-passau.de>
4721 Jan Sjodin <jan.sjodin@amd.com>
4722 Harsha Jagasia <harsha.jagasia@amd.com>
4723 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4724 Konrad Trifunovic <konrad.trifunovic@inria.fr>
4725 Adrien Eliche <aeliche@isty.uvsq.fr>
4727 Merge from graphite branch.
4730 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
4731 * doc/invoke.texi (-floop-block, -floop-interchange,
4732 -floop-strip-mine): Document new flags.
4733 * tree-into-ssa.c (gimple_vec): Moved...
4734 * tree-loop-distribution.c (rdg_component): Moved...
4735 * cfgloopmanip.c: Include tree-flow.h.
4736 (update_dominators_in_loop): New.
4737 (create_empty_if_region_on_edge): New.
4738 (create_empty_loop_on_edge): New.
4739 (loopify): Use update_dominators_in_loop.
4740 * tree-pass.h (pass_graphite_transforms): Declared.
4741 * configure: Regenerate.
4742 * tree-phinodes.c (make_phi_node): Export.
4743 (add_phi_node_to_bb): New, split from create_phi_node.
4744 * tree-chrec.c (for_each_scev_op): New.
4745 * tree-chrec.h (for_each_scev_op): Declared.
4746 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
4747 (remove_statement): Call get_phi_with_result.
4748 * config.in (HAVE_cloog): Undef.
4749 * gdbinit.in (pgg): New.
4750 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
4751 * tree-ssa-loop.c (graphite_transforms): New.
4752 (gate_graphite_transforms): New.
4753 (pass_graphite_transforms): New.
4754 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
4755 HAVE_cloog): Defined.
4756 * tree-vectorizer.c (rename_variables_in_bb): Export.
4757 * tree-data-ref.c (dr_may_alias_p): Export.
4758 (stmt_simple_memref_p): New.
4759 (find_data_references_in_stmt): Export.
4760 (find_data_references_in_loop): Export.
4761 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
4762 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
4763 (create_rdg_vertices): Export.
4764 (build_empty_rdg): New.
4765 (build_rdg): Call build_empty_rdg. Free dependence_relations.
4766 * tree-data-ref.h (rdg_component): ... here.
4768 (struct data_reference): Add a field scop.
4770 (find_data_references_in_loop): Declared.
4771 (find_data_references_in_stmt): Declared.
4772 (create_rdg_vertices): Declared.
4773 (dr_may_alias_p): Declared.
4774 (stmt_simple_memref_p): Declared.
4775 (struct rdg_edge): Add a field ddr_p relation.
4776 (build_empty_rdg): Declared.
4777 * lambda.h (lambda_matrix): Declare a VEC of.
4778 (find_induction_var_from_exit_cond): Declared.
4779 (lambda_vector_compare): New.
4780 * common.opt (fgraphite, floop-strip-mine,
4781 floop-interchange, floop-block): New flags.
4782 * lambda-code.c (find_induction_var_from_exit_cond): Export.
4783 * cfgloop.c (is_loop_exit): New.
4784 * cfgloop.h (is_loop_exit): Declared.
4785 (create_empty_if_region_on_edge): Declared.
4786 (create_empty_loop_on_edge): Declared.
4787 * tree-flow.h (add_phi_node_to_bb): Declared.
4788 (make_phi_node): Declared.
4789 (rename_variables_in_bb): Declared.
4790 (perfect_loop_nest_depth): Declared.
4791 (graphite_transform_loops): Declared.
4792 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
4793 (graphite.o-warn): Add -Wno-error.
4794 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
4795 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
4796 (INCLUDES): Add PPLINC, CLOOGINC.
4797 (OBJS-common): Add graphite.o.
4798 (graphite.o): Add rule.
4799 * gimple.h (gimple_vec): ... here.
4800 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
4801 * passes.c (init_optimization_passes): Schedule
4802 pass_graphite_transforms.
4804 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
4807 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
4808 and -fno-toplevel-reorder after handle_options.
4810 2008-09-02 Paul Brook <paul@codesourcery.com>
4812 * config/arm/arm.c (arm_tune_cortex_a9): Define.
4813 (arm_override_options): Set arm_tune_cortex_a9.
4814 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
4815 (arm_issue_rate): Handle cortexa9.
4816 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
4817 * config/arm/arm-cores.def: Add cortex-a9.
4818 * config/arm/arm-tune.md: Regenerate.
4819 * config/arm/arm.md: Include cortex-a9.md.
4820 (generic_sched, generic_vfp): Add cortexa9.
4821 * config/arm/cortex-a9.md: New file.
4823 2008-09-02 Richard Guenther <rguenther@suse.de>
4825 PR tree-optimization/37327
4826 * tree-vrp.c (register_new_assert_for): Make sure to not have
4827 TREE_OVERFLOW set on the bound.
4829 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
4831 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
4833 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
4834 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
4837 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
4839 * gcc/config/spu/spu.md (divdf3): Removed.
4841 2008-09-02 Jakub Jelinek <jakub@redhat.com>
4843 PR tree-optimization/37095
4844 * cgraph.c (cgraph_node): When creating new cgraph node after
4845 assembler_name_hash has been populated, record it in the hash
4848 2008-09-01 Paul Brook <paul@codesourcery.com>
4850 * doc/invoke.texi: Document -mword-relocations.
4851 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4852 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4853 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4854 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
4855 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
4856 (arm_emit_movpair): New function.
4857 (arm_print_operand <c>): Handle sybolic addresses.
4858 * config/arm/arm.h (TARGET_USE_MOVT): Define.
4859 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
4860 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
4861 * config/arm/arm.opt: Add -mword-relocations.
4862 * config/arm/arm.md (movsi): Use arm_emit_movpair.
4863 (arm_movt, arm_movw): New.
4865 2008-09-01 Paul Brook <paul@codesourcery.com>
4867 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
4868 Allow Interworking on ARMv4 EABI based targets.
4869 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
4870 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
4872 2008-09-01 Paul Brook <paul@codesourcery.com>
4874 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
4875 optimized LT0 test. Remove optimization for GT.
4877 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4879 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
4880 openmp applications.
4881 * pa-hpux11.h (LIB_SPEC): Likewise.
4883 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
4886 2008-09-01 Jan Hubicka <jh@suse.cz>
4888 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
4889 present, use only counts; when guessed use only frequencies.
4890 (estimate_bb_frequencies): Use function_frequency.
4891 * profile.c (compute_branch_probabilities): Exit early when
4892 profile reading failed. Set profile_status.
4893 (branch_prob): Do not set profile_status.
4895 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
4897 * tree.c (protected_set_expr_location): New.
4898 * tree.h (protected_set_expr_location): New prototype.
4899 * c-tree.h (build_array_ref): Add argument.
4900 (parser_build_unary_op): Same.
4901 * c-typeck.c (build_indirect_ref): Handle new location argument.
4902 (build_array_ref): Same.
4903 (parser_build_unary_op): Same.
4904 * gimplify.c (gimplify_asm_expr): Set input_location before calling
4906 * c-omp.c (c_finish_omp_atomic): Pass location when calling
4908 * c-common.c (finish_label_address_expr): Handle new location argument.
4909 * c-common.h (build_indirect_ref): Add argument.
4910 (finish_label_address_expr): Same.
4911 * c-parser.c (c_parser_unary_expression): Pass location to build
4913 (c_parser_postfix_expression): Same.
4915 2008-09-01 Paul Brook <paul@codesourcery.com>
4917 * config/arm/arm.md: Include cortex-r4f.md.
4918 (attr fpu): Update type list.
4919 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
4920 fconstd, fcmps and fcmpd.
4921 (attr tune_cortexr4): Define.
4922 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
4923 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
4924 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
4925 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
4926 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
4927 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
4928 cortex_a8_vfp_farith: Ditto.
4929 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
4930 * config/arm/cortex-r4.md: Use tune_cortexr4.
4931 * config/arm/cortex-r4f.md: New file.
4933 2008-09-01 Richard Guenther <rguenther@suse.de>
4935 PR tree-optimization/37305
4936 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
4937 the result of constant conversions.
4938 (fold_gimple_assign): Likewise.
4940 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4942 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
4943 #ifdef ENABLE_CHECKING.
4945 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
4947 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
4948 * sched-int.h (print_insn, print_pattern, print_value): Declare also
4949 when !INSN_SCHEDULING.
4951 2008-09-01 Andreas Schwab <schwab@suse.de>
4953 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
4955 2008-09-01 Paul Brook <paul@codesourcery.com>
4957 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
4959 2008-09-01 Jan Hubicka <jh@suse.cz>
4961 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
4963 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
4965 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
4966 * gimplify.c (gimplify_init_constructor): Add speed operand.
4967 * tree-sra.c (decide_block_copy): Likewise.
4968 * tree-inline.c (estimate_move_cost): Likewise.
4969 * config/alpha/alpha.h (MOVE_RATIO): Update.
4970 * config/frv/frv.c (MOVE_RATIO): Update.
4971 * config/spu/spu.h (MOVE_RATIO): Update.
4972 * config/sparc/sparc.h (MOVE_RATIO): Update.
4973 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
4974 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
4975 * config/cris/cris.h (MOVE_RATIO): Update.
4976 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
4977 * config/arm/arm.h (MOVE_RATIO): Update.
4978 * config/pa/pa.md: Update uses of MOVE_RATIO
4979 * config/pa/pa.h (MOVE_RATIO): Update.
4980 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
4981 CLEAR_RATIO, SET_RATIO): Update.
4982 * config/h8300/h8300.h (MOVE_RATIO): Update.
4983 * config/v850/v850.h (MOVE_RATIO): Update.
4984 * config/bfin/bfin.h (MOVE_RATIO): Update.
4986 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
4987 Dmitry Melnik <dm@ispras.ru>
4988 Dmitry Zhurikhin <zhur@ispras.ru>
4989 Alexander Monakov <amonakov@ispras.ru>
4990 Maxim Kuvyrkov <maxim@codesourcery.com>
4992 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
4993 sel-sched-dump.c, sel-sched-ir.c: New files.
4994 * Makefile.in (OBJS-common): Add selective scheduling object files.
4995 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
4996 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
4997 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
4998 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
4999 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
5000 (make_forwarder_block): Update loop latch if we have redirected
5001 the loop latch edge.
5002 * cfgloop.c (get_loop_body_in_custom_order): New function.
5003 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
5004 (CP_FALLTHRU_PREHEADERS): Likewise.
5005 (get_loop_body_in_custom_order): Declare.
5006 * cfgloopmanip.c (has_preds_from_loop): New.
5007 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
5008 Assert that the preheader edge will be fall thru when it is set.
5009 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
5010 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
5011 fsel-sched-substitution, fselective-scheduling): New flags.
5012 * cse.c (hash_rtx_cb): New.
5014 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
5015 sel_sched_insn_cnt): New counters.
5016 * final.c (compute_alignments): Export. Free dominance
5017 info after loop_optimizer_finalize.
5018 * genattr.c (main): Output maximal_insn_latency prototype.
5019 * genautomata.c (output_default_latencies): New.
5020 Factor its code from ...
5021 (output_internal_insn_latency_func): ... here.
5022 (output_internal_maximal_insn_latency_func): New.
5023 (output_maximal_insn_latency_func): New.
5024 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
5025 (struct hard_reg_set_iterator): New.
5026 (hard_reg_set_iter_init, hard_reg_set_iter_set,
5027 hard_reg_set_iter_next): New functions.
5028 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
5029 * lists.c (remove_free_INSN_LIST_node,
5030 remove_free_EXPR_LIST_node): New functions.
5031 * loop-init.c (loop_optimizer_init): When
5032 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
5033 calling create_preheaders.
5034 (loop_optimizer_finalize): Do not verify flow info after reload.
5035 * recog.c (validate_replace_rtx_1): New parameter simplify.
5036 Default it to true. Update all uses. Factor out simplifying
5038 (simplify_while_replacing): ... this new function.
5039 (validate_replace_rtx_part,
5040 validate_replace_rtx_part_nosimplify): New.
5041 * recog.h (validate_replace_rtx_part,
5042 validate_replace_rtx_part_nosimplify): Declare.
5043 * rtl.c (rtx_equal_p_cb): New.
5044 (rtx_equal_p): Use it.
5045 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
5046 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
5047 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
5048 * vecprim.h: Add a vector type for unsigned int.
5049 * haifa-sched.c: Include vecprim.h and cfgloop.h.
5050 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
5051 ready_try, cycle_issued_insns, spec_info): Make global.
5052 (readyp): Initialize.
5053 (dfa_lookahead): New global variable.
5054 (old_max_uid, old_last_basic_block): Remove.
5055 (h_i_d): Make it a vector.
5056 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
5058 (after_recovery, adding_bb_to_current_region_p):
5059 New variables to handle correct insertion of the recovery code.
5060 (struct ready_list): Move declaration to sched-int.h.
5061 (rgn_n_insns): Removed.
5062 (rtx_vec_t): Move to sched-int.h.
5063 (find_insn_reg_weight): Remove.
5064 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
5065 (haifa_init_h_i_d, haifa_finish_h_i_d):
5066 New functions to initialize / finalize haifa instruction data.
5067 (extend_h_i_d, init_h_i_d): Rewrite.
5068 (unlink_other_notes): Move logic to add_to_note_list. Handle
5069 selective scheduler.
5070 (ready_lastpos, ready_element, ready_sort, reemit_notes,
5071 find_fallthru_edge): Make global, remove static prototypes.
5072 (max_issue): Make global. Add privileged_n and state parameters. Use
5074 (extend_global, extend_all): Removed.
5075 (init_before_recovery): Add new param. Fix the handling of the case
5076 when we insert a recovery code before the EXIT which has a predecessor
5077 with a fallthrough edge to it.
5078 (create_recovery_block): Make global. Rename to
5079 sched_create_recovery_block. Update.
5080 (change_pattern): Rename to sched_change_pattern. Make global.
5081 (speculate_insn): Rename to sched_speculate_insn. Make global.
5082 Split haifa-specific functionality into ...
5083 (haifa_change_pattern): New static function.
5084 (sched_extend_bb): New static function.
5085 (sched_init_bbs): New function.
5086 (current_sched_info): Change type to struct haifa_sched_info.
5087 (insn_cost): Adjust for selective scheduling.
5088 (dep_cost_1): New function. Move logic from ...
5089 (dep_cost): ... here.
5090 (dep_cost): Use dep_cost_1.
5091 (contributes_to_priority_p): Use sched_deps_info instead of
5093 (priority): Adjust to work with selective scheduling. Process the
5094 corner case when all dependencies don't contribute to priority.
5095 (rank_for_schedule): Use ds_weak instead of dep_weak.
5096 (advance_state): New function. Move logic from ...
5097 (advance_one_cycle): ... here.
5098 (add_to_note_list, concat_note_lists): New functions.
5099 (rm_other_notes): Make static. Adjust for selective scheduling.
5100 (remove_notes, restore_other_notes): New functions.
5101 (move_insn): Add two arguments. Update assert. Don't call
5103 (choose_ready): Remove lookahead variable, use dfa_lookahead.
5104 Remove more_issue, max_points. Move the code to initialize
5105 max_lookahead_tries to max_issue.
5106 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
5107 ready. Adjust use of move_insn. Call restore_other_notes.
5109 (sched_init, sched_finish): Move Haifa-specific initialization/
5111 (haifa_sched_init, haifa_sched_finish): ... respectively.
5113 (setup_sched_dump): New function.
5114 (haifa_init_only_bb): New static function.
5115 (haifa_speculate_insn): New static function.
5116 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
5117 (extend_ready, extend_all): Remove.
5118 (sched_extend_ready_list, sched_finish_ready_list): New functions.
5119 (create_check_block_twin, add_to_speculative_block): Use
5120 haifa_insns_init instead of extend_global. Update to use new
5121 initialization functions. Change parameter. Factor out code from
5122 create_check_block_twin to ...
5123 (sched_create_recovery_edges) ... this new function.
5124 (add_block): Remove.
5125 (sched_scan_info): New.
5126 (extend_bb): Use sched_scan_info.
5127 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
5128 static functions for walking through scheduling region.
5129 (sched_luids): New vector variable to replace uid_to_luid.
5130 (luids_extend_insn): New function.
5131 (sched_max_luid): New variable.
5132 (luids_init_insn): New function.
5133 (sched_init_luids, sched_finish_luids): New functions.
5134 (insn_luid): New debug function.
5135 (sched_extend_target): New function.
5136 (haifa_init_insn): New static function.
5137 (sched_init_only_bb): New hook.
5138 (sched_split_block): New hook.
5139 (sched_split_block_1): New function.
5140 (sched_create_empty_bb): New hook.
5141 (sched_create_empty_bb_1): New function.
5142 (common_sched_info, ready): New global variables.
5143 (current_sched_info_var): Remove.
5144 (move_block_after_check): Use common_sched_info.
5145 (haifa_luid_for_non_insn): New static function.
5146 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
5147 (increase_insn_priority): New.
5148 * modulo-sched.c: (issue_rate): Remove static declaration.
5149 (sms_sched_info): Change type to haifa_sched_info.
5150 (sms_sched_deps_info, sms_common_sched_info): New variables.
5151 (setup_sched_infos): New.
5152 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
5153 Do not call regstat_free_calls_crossed.
5154 (sms_print_insn): Use const_rtx.
5155 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
5156 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
5157 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
5158 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
5159 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
5160 current_sched_info to use it.
5161 (enum reg_pending_barrier_mode): Move to sched-int.h.
5162 (h_d_i_d): New variable. Initialize to NULL.
5163 ({true, output, anti, spec, forward}_dependency_cache): Initialize
5165 (estimate_dep_weak): Remove static declaration.
5166 (sched_has_condition_p): New function. Adjust users of
5167 sched_get_condition to use it instead.
5168 (conditions_mutex_p): Add arguments indicating which conditions are
5170 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
5171 argument to indicate whether returned condition is reversed. Do not
5172 generate new rtx when condition should be reversed; indicate it by
5173 setting new argument instead.
5174 (add_dependence_list_and_free): Add deps parameter.
5175 Update all users. Do not free dependence list when
5176 deps context is readonly.
5177 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
5179 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
5180 (remove_from_deps): New. Use the above functions.
5181 (cur_insn, can_start_lhs_rhs_p): New static variables.
5182 (add_or_update_back_dep_1): Initialize present_dep_type.
5183 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
5184 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
5185 haifa_note_dep): New functions implementing dependence hooks for
5186 the Haifa scheduler.
5187 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
5188 note_dep): New functions.
5189 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
5191 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
5192 (free_deps): Initialize deps->reg_last.
5193 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
5194 sched_analyze_insn): Update to use dependency hooks infrastructure
5195 and readonly contexts.
5196 (deps_analyze_insn): New function. Move part of logic from ...
5197 (sched_analyze): ... here. Also move some logic to ...
5198 (deps_start_bb): ... here. New function.
5199 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
5201 (sched_deps_init): New function. Move code from ...
5202 (init_dependency_caches): ... here. Remove.
5203 (init_deps_data_vector): New.
5204 (sched_deps_finish): New function. Move code from ...
5205 (free_dependency_caches): ... here. Remove.
5206 (init_deps_global, finish_deps_global): Adjust for use with
5207 selective scheduling.
5208 (get_dep_weak): Move logic to ...
5209 (get_dep_weak_1): New function.
5210 (ds_merge): Move logic to ...
5211 (ds_merge_1): New static function.
5212 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
5213 (ds_get_max_dep_weak): New function.
5214 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
5215 (n_insns): Rename to rgn_n_insns.
5216 (debug_ebb_dependencies): New function.
5217 (init_ready_list): Use it.
5218 (begin_schedule_ready): Use sched_init_only_bb.
5219 (ebb_print_insn): Indicate when an insn starts a new cycle.
5220 (contributes_to_priority, compute_jump_reg_dependencies,
5221 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
5222 (add_block1): Remove to ebb_add_block.
5223 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
5224 (schedule_ebb): Initialize them. Use remove_notes instead of
5225 rm_other_notes. Use haifa_local_init/finish.
5226 (schedule_ebbs): Use haifa_sched_init/finish.
5227 * sched-int.h: Include vecprim.h, remove rtl.h.
5228 (struct ready_list): Delete declaration.
5229 (sched_verbose_param, enum sched_pass_id_t,
5230 bb_vec_t, insn_vec_t, rtx_vec_t): New.
5231 (struct sched_scan_info_def): New structure.
5232 (sched_scan_info, sched_scan, sched_init_bbs,
5233 sched_init_luids, sched_finish_luids, sched_extend_target,
5234 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
5235 (struct common_sched_info_def): New.
5236 (common_sched_info, haifa_common_sched_info,
5237 sched_emulate_haifa_p): Declare.
5239 (sched_luids): Declare.
5240 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
5241 (sched_max_luid, insn_luid): Declare.
5242 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
5243 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
5244 print_insn, print_pattern, print_value, haifa_classify_insn,
5245 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
5246 setup_sched_dump, sched_init, sched_finish,
5247 sel_insn_is_speculation_check): Export.
5248 (struct ready_list): Move from haifa-sched.c.
5249 (ready_try, ready, max_issue): Export.
5250 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
5251 sched_init_only_bb, sched_split_block, sched_split_block_1,
5252 sched_create_empty_bb, sched_create_empty_bb_1,
5253 sched_create_recovery_block, sched_create_recovery_edges): Export.
5254 (enum reg_pending_barrier_mode): Export.
5255 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
5257 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
5258 print_insn field. Move add_block and fix_recovery_cfg to
5259 common_sched_info_def. Move compute_jump_reg_dependencies,
5261 (struct sched_deps_info_def): ... this new structure.
5262 (sched_deps_info): Declare.
5263 (struct spec_info_def): Remove weakness_cutoff, add
5264 data_weakness_cutoff and control_weakness_cutoff.
5265 (spec_info): Declare.
5266 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
5268 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
5269 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
5270 (current_sched_info): Change type to struct haifa_sched_info.
5271 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
5272 (h_d_i_d): New variable.
5273 (HDID): New accessor macro.
5274 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
5275 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
5277 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
5278 (enum SCHED_FLAGS): Update for selective scheduler.
5279 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
5280 (init_dependency_caches, free_dependency_caches): Delete declarations.
5281 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
5282 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
5283 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
5284 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
5285 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
5287 (rm_other_notes): Delete declaration.
5288 (schedule_block): Remove one argument.
5289 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
5290 ready_element, ready_lastpos, sched_extend_ready_list,
5291 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
5292 concat_note_lists): Export.
5293 (struct region): Move from sched-rgn.h.
5294 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5295 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5296 BLOCK_TO_BB, CONTAINING_RGN): Export.
5297 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
5298 (current_nr_blocks, current_blocks, target_bb): Likewise.
5299 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
5300 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
5301 sched_rgn_local_init, extend_regions,
5302 rgn_make_new_region_out_of_new_block, compute_priorities,
5303 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
5304 extend_rgns, deps_join rgn_setup_common_sched_info,
5305 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
5306 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
5307 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
5308 increase_insn_priority): Likewise.
5309 * sched-rgn.c: Include sel-sched.h.
5310 (ref_counts): New static variable. Use it ...
5311 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
5312 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
5313 (sched_is_disabled_for_current_region_p): Delete static declaration.
5314 (struct region): Move to sched-int.h.
5315 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
5316 ebb_head): Define and initialize.
5317 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
5318 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
5319 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
5321 (find_single_block_region): Add new argument to indicate that EBB
5322 regions should be constructed.
5323 (debug_live): Delete declaration.
5324 (current_nr_blocks, current_blocks, target_bb):
5325 Remove static qualifiers.
5326 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
5328 (init_regions): Delete declaration.
5329 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
5330 rgn_estimate_number_of_insns): New.
5331 (too_large): Use estimate_number_of_insns.
5332 (haifa_find_rgns): New. Move the code from ...
5333 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
5334 (free_trg_info): New.
5335 (compute_trg_info): Allocate candidate tables here instead of ...
5336 (init_ready_list): ... here.
5337 (rgn_print_insn): Use const_rtx.
5338 (contributes_to_priority, extend_regions): Delete static declaration.
5339 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
5340 (add_block1): Rename to rgn_add_block.
5341 (debug_rgn_dependencies): Delete static qualifier.
5342 (new_ready): Use sched_deps_info. Simplify.
5343 (rgn_common_sched_info, rgn_const_sched_deps_info,
5344 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
5346 (region_sched_info): Rename to rgn_const_sched_info.
5347 (deps_join): New, extracted from ...
5348 (propagate_deps): ... here.
5349 (compute_block_dependences, debug_dependencies): Update for selective
5351 (free_rgn_deps, compute_priorities): New functions.
5352 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
5353 sched_rgn_compute_dependencies): New functions.
5354 (schedule_region): Use them.
5355 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
5356 rgn_setup_common_sched_info, rgn_setup_sched_infos):
5358 (schedule_insns): Call new functions that were split out.
5359 (rgn_make_new_region_out_of_new_block): New.
5360 (get_rgn_sched_max_insns_priority): New.
5361 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
5362 scheduling when appropriate.
5363 * sched-vis.c: Include insn-attr.h.
5364 (print_value, print_pattern): Make global.
5365 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
5366 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
5367 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
5368 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
5369 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
5370 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
5371 hooks. Initialize them to 0.
5372 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
5373 * target.h (struct gcc_target): Add them. Rename gen_check field to
5375 * flags.h (sel_sched_switch_set): Declare.
5376 * opts.c (sel_sched_switch_set): New variable.
5377 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
5378 pipelining is disabled from command line.
5379 (common_handle_option): Record whether selective scheduling is
5380 requested from command line.
5381 * doc/invoke.texi: Document new flags and parameters.
5382 * doc/tm.texi: Document new target hooks.
5383 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
5385 (dfa_state_size): Do not declare locally.
5386 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
5387 * config/rs6000/rs6000.c (rs6000_init_sched_context,
5388 rs6000_alloc_sched_context, rs6000_set_sched_context,
5389 rs6000_free_sched_context): New functions.
5390 (struct _rs6000_sched_context): New.
5391 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
5393 (rs6000_sched_finish): Do not run for selective scheduling.
5395 2008-08-31 Jan Hubicka <jh@suse.cz>
5397 * frv.c (frv_rtx_costs): Update forward declaration.
5398 * spu.c (spu_rtx_costs): Likewise.
5399 * pdp11.c: Include df.h
5400 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
5401 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
5402 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
5403 * iq2000.c (iq2000_address_cost): Add speed argument.
5404 (iq2000_rtx_costs): Likewise.
5405 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
5406 update call of mn10300_address_cost.
5407 * mcore.c: Include df.h
5408 (mcore_rtx_costs): Update prototype.
5409 * score3.c: Include df.h
5410 (score3_rtx_costs): Remove speed argument.
5411 * score7.c: Include df.h
5412 (score7_address_cost): Remove speed argument.
5413 * score-protos.h (score_address_cost): Update prototype.
5414 * score.c: Include df.h
5415 (score_rtx_costs): Update call of costs functions.
5416 * v850.c (v850_rtx_costs): Add bool argument.
5418 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
5420 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
5422 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5424 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
5425 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
5427 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5429 * mkmap-flat.awk: Add option pe_dll.
5430 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
5431 * config/i386/t-cygwin (SHLIB_LC): Add.
5432 * config/i386/t-mingw32 (SHLIB_LC): Add.
5433 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
5434 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
5435 (LINK_SPEC): Support libgcc_s.
5436 (LIBGCC_SPEC): Support libgcc_s.
5437 (LIBGCC_SONAME): New.
5439 2008-08-31 Jan Hubicka <jh@suse.cz>
5441 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
5442 mistakely had old version of patch.
5444 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
5445 (ipcp_estimate_growth): New.
5446 (ipcp_insert_stage): Use ipcp_estimate_growth.
5447 * profile.c (branch_prob): When reading failed, do not consider
5450 2008-08-31 Jan Hubicka <jh@suse.cz>
5452 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
5453 loop is optimized for speed.
5455 2008-08-31 Richard Guenther <rguenther@suse.de>
5458 * fold-const.c (fold_binary): Retain conversions in folding
5461 2008-08-31 Jan Hubicka <jh@suse.cz>
5463 * postreload-gcse.c (eliminate_partially_redundant_loads):
5464 Use optimize_bb_for_size_p.
5465 * predict.c (maybe_hot_frequency_p): Make inline.
5466 (maybe_hot_count_p): Break out from ...
5467 (maybe_hot_bb_p): ... this one.
5468 (maybe_hot_edge_p): Simplify.
5469 * basic-block.h (probably_cold_bb_p): Remove.
5471 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5474 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
5476 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
5477 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
5478 Also split V4SFmode.
5479 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
5482 2008-08-31 Jan Hubicka <jh@suse.cz>
5484 * predict.c (PROB_VERY_LIKELY): Make small enough so things
5486 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
5488 2008-08-31 Jakub Jelinek <jakub@redhat.com>
5491 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
5494 * dwarf2out.c (native_encode_initializer): Subtract min_index for
5495 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5497 2008-08-31 Jan Hubicka <jh@suse.cz>
5499 * sparc.h (BRANCH_COST): Fix macro definition.
5500 * avr.c (avr_operand_rtx_cost): Add speed argument.
5501 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
5503 2008-08-31 Richard Guenther <rguenther@suse.de>
5505 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
5506 types instead of operands. Re-instantiate verifying of
5507 binary expression operands.
5509 2008-08-30 Jan Hubicka <jh@suse.cz>
5511 * fwprop.c (should_replace_address): Add speed attribute.
5512 (PR_OPTIMIZE_FOR_SPEED): New flag.
5513 (propagate_rtx_1): Use it.
5514 (propagate_rtx): Set it.
5515 (try_fwprop_subst): Update call of rtx_costs.
5516 (forward_propagate_and_simplify): LIkewise.
5517 * hooks.c (hook_int_rtx_bool_0): New
5518 (hook_bool_rtx_int_int_intp_false): Replace by ...
5519 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5520 * hooks.h (hook_int_rtx_bool_0): New
5521 (hook_bool_rtx_int_int_intp_false): Replace by ...
5522 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
5523 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
5524 (prepare_cmp_insn): UPdate call of rtx_cost.
5525 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
5526 (reload_cse_simplify_operands): Update call of rtx_cost.
5527 (reload_cse_move2add): call of rtx_cost.
5528 * target.h (struct gcc_target): Update rtx_costs and address_costs.
5529 * rtlanal.c (rtx_cost): Add speed argument.
5530 (address_cost): Add speed argument
5531 (default_address_cost): Likewise.
5532 (insn_rtx_cost): Likewise.
5533 * cfgloopanal.c (seq_cost): Add speed argument.
5534 (target_reg_cost, target_spill_cost): Turn to array.
5535 (init_set_costs): Update for speed.
5536 (estimate_reg_pressure_cost): Add speed argument.
5537 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
5538 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
5539 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
5540 (seq_cost): Add speed argument.
5541 (computation_cost): Add speed arugment.
5542 (add_cost, multiply_by_const, get_address_cost): add speed argument.
5543 (force_expr_to_var_cost): Update for profile info.
5544 (force_var_cost): Likewise.
5545 (split_address_cost): Likewise.
5546 (ptr_difference_cost): Likewise.
5547 (difference_cost): Likewise.
5548 (get_computation_cost_at): Likewise.
5549 (determine_iv_cost): Likewise.
5550 (ivopts_global_cost_for_size): Likewise.
5551 (rewrite_use_address): Likewise.
5552 (tree_ssa_iv_optimize_loop): Initialize speed field.
5553 * cse.c (optimize_this_for_speed_p): New static var.
5554 (notreg_cost): Update call of rtx_cost.
5555 (cse_extended_basic_block): set optimize_this_for_speed_p.
5556 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
5557 (noce_try_cmove_arith): Likewise.
5558 (noce_try_sign_mask): LIkewise.
5559 * expr.c (compress_float_constant): Update rtx_cost calls.
5560 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
5562 (addr_to_parts): Likewise.
5563 (create_mem_ref): Likewise.
5564 * dse.c (find_shift_sequence): Add speed argument.
5565 (replace_read): Update call.
5566 * calls.c (precompute_register_parameters): Update call of rtx_cost.
5567 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
5568 * neg_cost, shift_cost, shiftadd_cost,
5569 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
5570 mul_highpart_cost): Increase dimension.
5571 (init_expmed): Initialize for both size and speed.
5572 (expand_shift): Use profile.
5573 (synth_mult): Use profile.
5574 (choose_mult_variant): Use profile.
5575 (expand_mult): Use profile.
5576 (expand_mult_highpart_optab): Use profile.
5577 (expand_mult_highpart): Use profile.
5578 (expand_smod_pow2): Use profile.
5579 (expand_divmod): Use profile.
5580 * simplify-rtx.c (simplify_binary_operation_1): Update call of
5582 * loop-invariant.c (create_new_invariant): Use profile.
5583 (gain_for_invariant): Add speed parameter.
5584 (best_gain_for_invariant): Likewise.
5585 (find_invariants_to_move): Likewise.
5586 (move_single_loop_invariants): Set it.
5587 * target-def.h (TARGET_RTX_COSTS): Use hook.
5588 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
5589 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
5590 * output.h (default_address_cost): Update prototype.
5591 * combine.c (optimize_this_for_speed_p): New static var.
5592 (combine_validate_cost): Update call of rtx_cost.
5593 (combine_instructions): Set optimize_this_for_speed_p.
5594 (expand_compound_operation): Update call of rtx_cost.
5595 (make_extraction):Update call of rtx_cost.
5596 (force_to_mode):Update call of rtx_cost.
5597 (distribute_and_simplify_rtx):Update call of rtx_cost.
5598 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
5599 (estimate_reg_pressure_cost): Update prototype.
5600 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
5601 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
5603 * config/alpha/alpha.c (alpha_rtx_costs): Update.
5604 (alpha_rtx_costs): Update.
5605 * config/frv/frv.c (frv_rtx_costs): Update.
5606 * config/s390/s390.c (s390_rtx_costs): Update.
5607 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
5608 (m32c_rtx_costs): Update.
5609 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
5610 (spu_rtx_costs): Update.
5611 * config/sparc/sparc.c (sparc_rtx_costs): Update.
5612 * config/m32r/m32r.c (m32r_rtx_costs): Update.
5613 * config/i386/i386.c (:ix86_address_cost): Update.
5614 (ix86_rtx_costs): Update.
5615 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
5616 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
5617 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
5618 * config/crx/crx.c (crx_address_cost): Update.
5619 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
5620 * config/stormy16/stormy16.c
5621 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
5622 * config/m68hc11/m68hc11.c
5623 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
5624 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
5625 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
5627 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
5629 * config/ia64/ia64.c (ia64_rtx_costs): Update.
5630 * config/m68k/m68k.c (m68k_rtx_costs): Update.
5631 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
5632 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
5633 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
5634 (mcore_rtx_costs): update.
5635 * config/score/score3.c (score3_rtx_costs): Update.
5636 * config/score/score7.c (score7_rtx_costs): Update.
5637 * config/score/score3.h (score3_rtx_costs):Update.
5638 * config/score/score7.h (score7_rtx_costs): Update.
5639 * config/score/score.c (score_rtx_costs): Update.
5640 * config/arm/arm.c (arm_address_cost): Update.
5641 (arm_rtx_costs_1): Update.
5642 (arm_rtx_costs_1): Update.
5643 (arm_size_rtx_costs): Update.
5644 (arm_size_rtx_costs): Update.
5645 (arm_size_rtx_costs): Update.
5646 (arm_xscale_rtx_costs): Update.
5647 (arm_thumb_address_cost): Update.
5648 * config/pa/pa.c (hppa_address_cost): Update.
5649 * config/mips/mips.c (mips_rtx_costs): Update.
5650 * config/vax/vax.c (vax_address_cost): Update.
5651 * config/h8300/h8300.c (h8300_shift_costs): Update.
5652 (h8300_rtx_costs): Update.
5653 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
5654 (v850_rtx_costs): Update.
5655 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
5656 * config/bfin/bfin.c
5657 (bfin_address_cost): Update.
5658 (bfin_rtx_costs): Update.
5659 * stmt.c (lshift_cheap_p): Update.
5661 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
5664 * expmed.c (extract_bit_field_1): Check the mode size to make
5665 sure the vector modes have the same size.
5667 2008-08-29 Michael Meissner <gnu@the-meissners.org>
5669 * dojump.c (top level): Include basic-block.h to declare
5670 optimize_insn_for_speed_p
5672 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
5674 * opts.h (CL_SAVE): New option class for marking options that are
5675 target specific options usable in the target attribute.
5676 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
5678 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
5679 can easily find the target specific options that are safe to use
5680 in the attribute or pragma.
5682 * attribs.c (decl_attributes): Change #pragma GCC option to
5683 #pragma GCC target, and attribute((option(...))) to
5684 attribute((target(...))).
5686 * doc/extend.texi (target attribute): Change from option
5687 attribute. Delete push/pop/reset.
5688 (#pragma GCC target): Change from #pragma GCC option. Delete
5690 (#pragma GCC push_options): Document new pragma.
5691 (#pragma GCC pop_options): Document new pragma.
5692 (#pragma GCC reset_options): Document new pragma.
5694 * targhooks.c (default_target_option_valid_attribute_p): Add
5695 warning about port not supporting target attributes.
5696 (default_target_option_pragma_parse): New function, warn about
5697 #pragma GCC target not being supported.
5699 * targhooks.h (default_target_option_pragma_parse): Add
5702 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
5703 TI_CURRENT_OPTION_PRAGMA.
5704 (current_target_pragma): Rename from current_option_pragma.
5706 * target.h: (struct target_option): Delete booleans for changing
5707 the optimization level on hot/cold functions. Change signature of
5708 pragma_parse hook to take a second tree.
5710 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
5712 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
5713 that the declaration is done at global scope.
5715 * langhooks.c (add_builtin_function_common): Move most of the code
5716 from add_builtin_function here, calling the hook passed in.
5717 (add_builtin_function): Call add_builtin_function_common with
5718 standard builtin hook.
5719 (add_builtin_function_ext_scope): New function to add builtins to
5722 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
5724 (add_builtin_function_ext_scope): Add declaration.
5726 * c-pragma.c (handle_pragma_target): Rename from
5727 handle_pragma_option, #pragma GCC option is now #pragma GCC
5728 target. Move warning about port not supporting target options to
5729 default pragma parse hook. Remove push/pop/reset from this
5731 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
5732 (option_stack): Delete static variable.
5733 (optimize_stack): Ditto.
5734 (optons_stack): New stack of saved target and optimization
5736 (handle_pragma_push_options): New function to handle pushing both
5737 target and optimization options.
5738 (handle_pragma_pop_options): New function to handle popping both
5739 target and optimization options.
5740 (handle_pragma_reset_options): New function to handle resetting
5741 both target and optimization options to their initial state.
5742 (init_pragma): Rename handle_pragma_option to
5743 handle_pragma_target. Add support for push_options, pop_options,
5744 and reset_options pragmas.
5746 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
5747 default_target_option_pragma_parse.
5748 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
5749 default_target_option_valid_attribute_p.
5750 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5751 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5752 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
5753 optimization level on hot/cold functions.
5755 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
5756 if the caller and callee have different optimization levels.
5758 * c-common.c (handle_target_attribute): Rename from
5759 handle_option_attribute, attribute((option(...))) is now
5760 attribute((target(...))). Move warning if the port does not
5761 support target attributes to the default hook.
5762 (handle_hot_attribute): Delete code to change the optimization
5763 level of hot functions.
5764 (handle_cold_attribute): Ditto.
5766 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
5767 argument that is the binary tree options to use if there are no
5768 arguments. Call ix86_valid_target_attribute_tree instead of
5769 ix86_valid_option_attribute_tree.
5770 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
5771 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
5772 ix86_pragma_option_parse.
5774 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
5775 Rename from ix86_valid_option_attribute_tree.
5777 * config/i386/i386.c (ix86_add_new_builtins): New function to add
5778 new builtins when the ISA changes.
5779 (ix86_valid_target_attribute_tree): Rename from
5780 ix86_valid_option_attribute_tree. Change callers. If the
5781 function specified optimization options, use those as the starting
5782 point before setting up the target attributes. If the
5783 optimization options were changed in the course of setting the
5784 target attributes, record the new optimization options.
5785 (ix86_valid_target_attribute_tree_inner_p): Rename from
5786 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
5787 ix86_add_new_builtins if the ISA changed.
5788 (ix86_valid_target_attribute_p): Rename from
5789 ix86_valid_option_attribute_p. Change callers.
5790 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
5791 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
5792 as delayed builtin functions.
5793 (struct builtin_isa): New structure to record builtin functions
5794 that should be delayed until the ISA for that function is used.
5795 (ix86_builtins_isa): Change from int to struct to track builtin
5796 functions we want to declare at some point.
5797 (def_builtin): If the front end can delay defining the builtin
5798 functions, don't create builtins for ISAs not part of the default
5800 (def_builtin_const): Ditto.
5801 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
5802 __builtin_ia32_pcmov_v2di to be different builtin functions.
5803 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
5804 a structure instead of an int.
5805 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
5806 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
5807 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5808 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5810 * config/ia64/ia64.h
5811 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
5812 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
5814 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
5815 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
5816 (LANG_HOOKS_INITIALIZER): Add
5817 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
5819 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
5822 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
5823 the reload address with the index register for SFmode
5824 access with a displacement.
5826 2008-08-30 Jan Hubicka <jh@suse.cz>
5828 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
5829 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
5830 * dojump.c (do_jump): Likewise.
5831 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
5832 (note-if_info): Add BRANCH_COST.
5833 (noce_try_store_flag_constants, noce_try_addcc,
5834 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
5835 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
5836 find_if_case_2): Use computed branch cost.
5837 * expr.h (BRANCH_COST): Update default.
5838 * predict.c (predictable_edge_p): New function.
5839 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
5840 Update BRANCH_COST call.
5841 * basic-block.h (predictable_edge_p): Declare.
5842 * config/alpha/alpha.h (BRANCH_COST): Update.
5843 * config/frv/frv.h (BRANCH_COST): Update.
5844 * config/s390/s390.h (BRANCH_COST): Update.
5845 * config/spu/spu.h (BRANCH_COST): Update.
5846 * config/sparc/sparc.h (BRANCH_COST): Update.
5847 * config/m32r/m32r.h (BRANCH_COST): Update.
5848 * config/i386/i386.h (BRANCH_COST): Update.
5849 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
5851 * config/sh/sh.h (BRANCH_COST): Update.
5852 * config/pdp11/pdp11.h (BRANCH_COST): Update.
5853 * config/avr/avr.h (BRANCH_COST): Update.
5854 * config/crx/crx.h (BRANCH_COST): Update.
5855 * config/xtensa/xtensa.h (BRANCH_COST): Update.
5856 * config/stormy16/stormy16.h (BRANCH_COST): Update.
5857 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
5858 * config/iq2000/iq2000.h (BRANCH_COST): Update.
5859 * config/ia64/ia64.h (BRANCH_COST): Update.
5860 * config/rs6000/rs6000.h (BRANCH_COST): Update.
5861 * config/arc/arc.h (BRANCH_COST): Update.
5862 * config/score/score.h (BRANCH_COST): Update.
5863 * config/arm/arm.h (BRANCH_COST): Update.
5864 * config/pa/pa.h (BRANCH_COST): Update.
5865 * config/mips/mips.h (BRANCH_COST): Update.
5866 * config/vax/vax.h (BRANCH_COST): Update.
5867 * config/h8300/h8300.h (BRANCH_COST): Update.
5868 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
5869 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
5870 * doc/tm.texi (BRANCH_COST): Update.
5872 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
5875 * config/arm/arm.c (arm_optimization_options): Set
5876 flag_section_anchors to 2 instead of 1 to distinguish it from
5877 -fsection-anchors given explicitely on the command line.
5879 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
5881 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
5882 final insn of a split.
5884 2008-08-30 Jan Hubicka <jh@suse.cz>
5886 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
5887 optimized for speed.
5888 * final.c (compute_alignments): Use optimize_bb_for_size_p.
5889 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
5890 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
5891 flag_gcse_after_reload_set): New static vars.
5892 (common_handle_option): Enable those flags for profile-use.
5893 (decode_options): Remove optimize_size flags that are handled
5894 on higher granuality.
5895 * tree-vectorizer.c (vectorize_loops): Use
5896 optimize_loop_nest_for_speed_p.
5897 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
5898 * tree-predcom.c (tree_predictive_commoning): Use
5899 optimize_loop_for_speed_p.
5900 * varasm.c (assemble_start_function): Use
5901 optimize_function_for_speed_p.
5902 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
5903 * predict.c (optimize_loop_for_speed_p): Fix walk.
5905 2008-08-30 Jan Hubicka <jh@suse.cz>
5907 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
5909 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
5910 profile presence locally.
5912 2008-08-29 Joseph Myers <joseph@codesourcery.com>
5915 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
5916 versions before 4.0.
5918 2008-08-29 Jan Hubicka <jh@suse.cz>
5920 * tree-inline.c (insert_init_stmt): Insert sequence even when
5923 2008-08-29 Jeff Law <law@redhat.com>
5925 * mn10300.c (mn10300_secondary_reload_class): We need secondary
5926 reloads for AM33-2 if IN is a pseudo with an equivalent memory
5927 location and class is an FP register.
5929 2008-08-29 Jan Hubicka <jh@suse.cz>
5931 * see.c (see_merge_one_def_extension): Silence used uninitialized
5933 * matrix-reorg.c (check_allocation_function): Likewise.
5934 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
5936 2008-08-29 Jakub Jelinek <jakub@redhat.com>
5939 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
5940 compute new & and | in type rather than TREE_TYPE (arg0).
5942 * dwarf2out.c (fortran_common): Update comment.
5943 (gen_variable_die): Swap com_die and var_die variables in Fortran
5944 COMMON block handling code.
5946 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
5948 * dwarf2out.c (gen_const_die): New function.
5949 (size_of_die, value_format, output_die): Output larger
5950 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
5951 (native_encode_initializer): New function.
5952 (tree_add_const_value_attribute): Call it.
5953 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
5955 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
5956 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
5957 TREE_THIS_VOLATILE to add_type_attribute.
5959 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
5961 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
5964 * dwarf2out.c (loc_by_reference): New function.
5965 (add_location_or_const_value_attribute): Use it.
5968 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
5969 as DW_TAG_variable children of DW_TAG_common_block rather than
5970 DW_TAG_member children. Put DW_AT_external to individual
5971 DW_TAG_variable DIEs, not to DW_TAG_common_block.
5973 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
5974 loc_descriptor_from_tree_1.
5978 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
5979 arguments to imported_module_or_decl.
5980 (debug_nothing_tree_tree): Removed.
5981 (debug_nothing_tree_tree_tree_bool): New prototype.
5982 * debug.c (do_nothing_debug_hooks): Adjust.
5983 (debug_nothing_tree_tree): Removed.
5984 (debug_nothing_tree_tree_tree_bool): New function.
5985 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
5986 (gen_variable_die): Put all common vars for the
5987 same COMMON block under one DW_TAG_common_block.
5988 (declare_in_namespace): Return new context_die, for Fortran
5989 return the module DIE instead of adding extra declarations into
5991 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
5992 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
5993 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
5995 (dwarf2out_global_decl): Don't skip Fortran global vars.
5996 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
5997 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
5998 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
5999 DW_TAG_imported_declaration as child of previous
6000 DW_TAG_imported_module.
6001 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
6002 * sdbout.c (sdb_debug_hooks): Likewise.
6003 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
6005 2008-08-29 Jan Hubicka <jh@suse.cz>
6007 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
6009 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
6010 * ipa-cp.c (n_cloning_candidates): New static variable.
6011 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
6012 (ipcp_print_all_lattices): Improve debug output.
6013 (ipcp_cloning_candidate_p): New function.
6014 (ipcp_initialize_node_lattices): Use it.
6015 (ipcp_init_stage): Do only analyzis here; prettier debug output.
6016 (ipcp_propagate_stage): Prettier debug output.
6017 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
6018 (ipcp_print_all_structures): Remove.
6019 (ipcp_need_redirect_p): Test !n_cloning_candidates.
6020 (ipcp_insert_stage): Prettier debug output; call
6021 cgraph_remove_unreachable_nodes before propagating.
6022 (pass_ipa_cp): Schedule function removal pass.
6023 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
6025 (cgraph_maybe_hot_edge_p): Move to ...
6026 * predict.c (cgraph_maybe_hot_edge_p) ... here.
6027 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
6028 (common_handle_option): Set them; enable ipa-cp when profiling.
6029 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
6030 (ipa_print_all_jump_functions): Likewise.
6031 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
6032 (ipa_print_node_params, ipa_print_all_params): New.
6033 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
6034 ipa_print_all_param_flags): Remove.
6035 (ipa_print_node_params, ipa_print_all_params): New.
6037 2008-08-29 Bob Wilson <bob.wilson@acm.org>
6039 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
6040 change from 2008-04-03.
6041 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
6043 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6046 * ira-color.c (push_allocnos_to_stack): Truncate
6047 removed_splay_allocno_vec.
6049 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
6052 * ira-color (ira_fast_allocation): Don't assign hard registers to
6055 2008-08-29 Jan Hubicka <jh@suse.cz>
6058 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
6059 for cold internal loops.
6061 2008-08-29 Richard Guenther <rguenther@suse.de>
6063 * tree-ssa-structalias.c (create_variable_info_for): Do not
6064 create fields for heap vars or vars with a noalias state.
6065 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
6068 2008-08-29 Richard Guenther <rguenther@suse.de>
6070 * common.opt (ftree-store-ccp): Mark as preserved for
6071 backward compatibility.
6072 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
6073 * tree-pass.h (pass_store_ccp): Remove.
6074 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
6075 (first_vdef): Remove declaration.
6076 (get_value_loaded_by): Likewise.
6077 * tree-ssa-ccp.c (do_store_ccp): Remove.
6078 (get_default_value): Simplify as do_store_ccp is always false
6079 now. Do not initialize mem_ref.
6080 (set_value_varying): Likewise.
6081 (canonicalize_float_value): Likewise.
6082 (set_lattice_value): Likewise.
6083 (likely_value): Likewise.
6084 (surely_varying_stmt_p): Likewise.
6085 (ccp_initialize): Likewise.
6086 (ccp_lattice_meet): Likewise.
6087 (ccp_visit_phi_node): Likewise.
6088 (ccp_fold): Likewise.
6089 (evaluate_stmt): Likewise.
6090 (visit_assignment): Likewise.
6091 (ccp_visit_stmt): Likewise.
6092 (execute_ssa_ccp): Fold into ...
6093 (do_ssa_ccp): ... this.
6094 (do_ssa_store_ccp): Remove.
6095 (gate_store_ccp): Likewise.
6096 (pass_store_ccp): Likewise.
6097 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
6099 * tree-ssa-propagate.c (first_vdef): Remove.
6100 (get_value_loaded_by): Likewise.
6101 (replace_vuses_in): Likewise.
6102 (substitute_and_fold): Do not call replace_vuses_in.
6103 * opts.c (decode_options): Do not set flag_tree_store_ccp.
6105 2008-08-29 Richard Guenther <rguenther@suse.de>
6108 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
6109 PARAM_NOALIAS tags with is_heapvar.
6110 * tree-ssa-operands.c (access_can_touch_variable): Offset
6111 based tests do not apply for heapvars. Fix offset test.
6113 2008-08-29 Jan Hubicka <jh@suse.cz>
6115 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
6116 (-fipa-cp-clone): Enabled by default at -O3.
6117 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
6118 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
6120 2008-08-29 Jan Hubicka <jh@suse.cz>
6122 * tree.c (build_function_type_skip_args,
6123 build_function_decl_skip_args): New functions.
6124 * tree.h (build_function_type_skip_args,
6125 build_function_decl_skip_args): Declare.
6126 * gimple.c (giple_copy_call_skip_args): New function.
6127 (giple_copy_call_skip_args): Declare.
6129 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
6130 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
6131 (ipcp_node_modifiable_p): ... this one; use
6132 tree_versionable_function_p.
6133 (ipcp_create_replace_map): Improve debug output.
6134 (ipcp_need_redirect_p): Return false when not clonning.
6135 (ipcp_update_callgraph): Skip args.
6136 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
6138 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
6139 (save_inline_function_body): Update call of tree_function_versioning.
6140 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
6141 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
6143 (tree_function_versioning): Likewise.
6144 * tree-inline.h (tree_function_versioning): Update prototype.
6146 2008-08-29 Jan Hubicka <jh@suse.cz>
6148 * loop-unswitch.c (unswitch_single_loop): Use
6149 optimize_loop_for_speed_p.
6150 * tree-ssa-threadupdate.c (mark_threaded_blocks):
6151 Use optimize_function_for_size_p.
6152 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
6153 * postreload-gcse.c (eliminate_partially_redundant_load):
6154 Use optimize_bb_for_size_p.
6155 * value-prof.c (gimple_divmod_fixed_value_transform,
6156 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
6157 gimple_stringops_transform): Use optimize_bb_for_size_p.
6158 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
6159 * final.c (compute_alignments): Use optimize_function_for_size_p.
6160 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
6161 (fold_builtin_strcpy, fold_builtin_fputs): Use
6162 optimize_function_for_size_p.
6163 * fold-const.c (tree_swap_operands_p): Use
6164 optimize_function_for_size_p.
6165 * recog.c (relax_delay_slots): Likewise.
6166 * tree-ssa-math-opts.c (replace_reciprocal):
6167 Use optimize_bb_for_speed_p.
6168 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
6169 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
6170 optimize_function_for_size_p.
6171 (cgraph_decide_inlining_of_small_function): Use
6172 optimize_function_for_size_p.
6173 * global.c (find_reg): Use optimize_function_for_size_p.
6174 * opts.c (decode_options): Do not clear flag_tree_ch,
6175 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
6176 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
6177 work it out from profile.
6178 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
6179 optimize_loop_for_speed_p.
6180 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6182 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
6183 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
6184 * tree-eh.c (decide_copy_try_finally): Use
6185 optimize_function_for_size_p.
6186 * local-alloc.c (block_alloc): Pass BB pointer.
6187 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
6188 * gcse.c (gcse_main): Use optimize_function_for_size_p.
6189 * loop-unroll.c (decide_unrolling_and_peeling):
6190 Use optimize_loop_for_size_p.
6191 (decide_peel_completely): Likewise.
6192 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
6193 optimize_loop_for_size_p.
6194 (vect_enhance_data_refs_alignment): Likewise.
6195 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
6196 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
6198 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
6199 (try_crossjump_bb): Use optimize_bb_for_size_p.
6200 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
6201 optimize_loop_for_speed_p.
6202 * bb-reorder.c (find_traces_1_round): Likewise.
6203 (copy_bb): Use optimize_bb_for_speed_p.
6204 (duplicate_computed_gotos): Likewise.
6205 * basic-block.h (optimize_loop_nest_for_size_p,
6206 optimize_loop_nest_for_speed_p): New.
6207 * stmt.c (expand_case): Use optimize_insn_for_size_p.
6209 2008-08-29 Tristan Gingold <gingold@adacore.com>
6211 * gcov.c (main): Call expandargv.
6213 2008-08-29 Jan Hubicka <jh@suse.cz>
6215 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
6217 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6219 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
6220 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
6222 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
6224 2008-08-29 Jan Hubicka <jh@suse.cz>
6226 * tree-pass.h (pass_strip_predict_hints): Declare.
6227 * predict.c (strip_builtin_expect): Rename to ...
6228 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
6229 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
6230 (tree_estimate_probability): Do not strip builtin_expect.
6231 (pass_strip_predict_hints): New pass.
6232 * tree-inline.c (expand_call_inline): When inlining cold function,
6233 predict it as unlikely.
6234 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
6236 2008-08-29 Richard Guenther <rguenther@suse.de>
6238 PR tree-optimization/37207
6239 * tree-vrp.c (extract_range_from_binary_expr): Also try
6240 to constant fold if only one of the operands is a constant.
6242 2008-08-29 Nick Clifton <nickc@redhat.com>
6244 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
6245 the same way as SYMBOL_REFs.
6247 2008-08-28 Bob Wilson <bob.wilson@acm.org>
6249 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
6251 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6253 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
6254 * config/mips/mips.md (branch_likely): Remove const. Fix
6256 (define_delay for type "branch"): Change to only apply for branch
6257 with likely variant.
6258 (define_delay for type "branch" and "branch_likely" no). New delay
6260 (equality_op): New code iterator.
6261 (bbv, bbinv): New code attributes.
6262 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
6265 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6266 Andrew Pinski <pinskia@gcc.gnu.org>
6269 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
6271 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
6273 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
6274 rule that a symbolic constant must be defined and >= 0 for the
6275 corresponding facility to be present at compile-time.
6276 * gthr-posix.c: Likewise.
6278 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
6280 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
6281 * config/mips/mips.md (D): New mode attribute.
6282 (mulsi3, muldi3): Merge it into ...
6283 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
6284 (muldi3_mul3): New pattern.
6285 (mulsi3_mult3): Rename to mulsi3_mul3.
6287 2008-08-28 Jan Hubicka <jh@suse.cz>
6289 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
6291 * predict.c (always_optimize_for_size_p): Rename to ...
6292 (optimize_function_for_size): ... this one; make extern.
6293 (optimize_function_for_speed_p): New.
6294 (optimize_bb_for_size_p, optimize_bb_for_size_p,
6295 optimize_edge_for_size_p,optimize_edge_for_size_p,
6296 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
6297 * basic-block.h (optimize_function_for_size_p,
6298 optimize_function_for_speed_p): Declare.
6299 * i386.md (optimize_size checks): Replace them by appropriate
6301 (standard_80387_constant_p, ix86_compute_frame_layout,
6302 ix86_expand_epilogue, ix86_decompose_address,
6303 print_operand, emit_i387_cw_initialization,
6304 inline_memory_move_cost, ix86_pad_returns,
6305 ix86_reorg): Replace optimize_size checks.
6307 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
6309 * rtl.h (simplify_subreg_regno): Declare.
6310 * rtlanal.c (simplify_subreg_regno): New function, split out from...
6311 * simplify-rtx.c (simplify_subreg): ...here.
6312 * reload.c (find_reloads): Use simplify_subreg_regno instead of
6313 subreg_offset_representable_p.
6315 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6318 * c-typeck.c (convert_for_assignment): Give a note describing what
6319 was passed and what was expected.
6321 2008-08-28 Joey Ye <joey.ye@intel.com>
6323 * doc/extend.texi: Document AVX built-in functions.
6324 * doc/invoke.texi: Document -mavx.
6326 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
6327 Joey Ye <joey.ye@intel.com>
6328 Xuepeng Guo <xuepeng.guo@intel.com>
6330 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
6332 * config/i386/cpuid.h (bit_FMA): New.
6333 (bit_XSAVE): Likewise.
6334 (bit_OSXSAVE): Likewise.
6335 (bit_AVX): Likewise.
6337 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
6338 define. Use ASM_OUTPUT_AVX_PREFIX.
6340 * config/i386/gmmintrin.h: New.
6342 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
6343 (OPTION_MASK_ISA_AVX_SET): New.
6344 (OPTION_MASK_ISA_FMA_SET): Likewise.
6345 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
6346 (OPTION_MASK_ISA_FMA_SET): Likewise.
6347 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
6348 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
6349 (pta_flags): Add PTA_AVX and PTA_FMA.
6350 (override_options): Handle PTA_AVX and PTA_FMA.
6351 (init_cumulative_args): Handle warn_avx.
6352 (classify_argument): Return 0 for COImode and OImode. Return
6353 1 and X86_64_AVX_CLASS for 256bit vector types.
6354 (examine_argument): Handle X86_64_AVX_CLASS.
6355 (construct_container): Likewise.
6356 (function_arg_advance_32): Pass OImode and 256bit vector types
6358 (function_arg_advance_64): Take a new argument to indicate if a
6359 parameter is named. Handle 256bit vector types. Return
6360 immediately for unnamed 256bit vector mode parameters.
6361 (function_arg_advance): Updated.
6362 (function_arg_32): Add comments for TImode. Handle OImode
6363 and 256bit vector types.
6364 (function_arg_64): Take a new argument to indicate if a
6365 parameter is named. Handle 256bit vector types. Return NULL
6366 for unnamed 256bit vector mode parameters.
6367 (function_arg): Updated.
6368 (setup_incoming_varargs_64): Support
6369 AVX encoding for *sse_prologue_save_insn.
6370 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
6371 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
6372 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
6373 enabled, otherwise return -3.
6374 (standard_sse_constant_opcode): Handle AVX and 256bit vector
6376 (print_reg): Support AVX registers. Handle 'x' and 't'.
6377 Handle 'd' to duplicate the operand.
6378 (print_operand): Likewise. Also support AVX vector compare
6380 (output_387_binary_op): Support AVX.
6381 (output_fp_compare): Likewise.
6382 (ix86_expand_vector_move_misalign): Likewise.
6383 (ix86_attr_length_vex_default): New.
6384 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6385 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6386 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6387 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6388 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
6389 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6390 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
6391 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
6392 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
6393 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
6394 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
6395 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
6396 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
6397 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
6398 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6399 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
6400 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
6401 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6402 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
6403 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
6404 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6405 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6406 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6407 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
6408 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
6409 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
6410 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
6411 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6412 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
6413 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
6414 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
6415 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
6416 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
6417 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6418 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6419 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6420 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
6421 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
6422 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
6423 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
6424 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
6425 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
6426 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
6427 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
6428 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
6429 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
6430 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6431 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6432 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6433 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6434 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6435 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6436 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6437 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6438 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6439 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6440 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6441 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6442 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6443 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6444 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6445 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6446 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6447 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
6448 and IX86_BUILTIN_MOVMSKPS256,
6449 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
6450 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
6451 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
6452 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
6453 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
6454 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
6455 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
6456 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
6457 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
6458 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
6459 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
6460 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
6461 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
6462 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
6463 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
6464 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
6465 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
6466 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
6467 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
6468 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
6469 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
6470 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
6471 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
6472 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
6473 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
6474 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
6475 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
6476 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
6477 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
6478 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
6479 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
6480 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
6481 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
6482 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
6483 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
6484 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
6485 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
6486 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
6487 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
6488 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
6489 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
6490 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
6491 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
6492 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
6493 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
6494 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
6495 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
6496 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
6497 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
6498 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
6499 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
6500 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
6501 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
6502 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
6503 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
6504 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
6505 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
6506 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
6508 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
6509 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
6510 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
6511 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
6512 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
6513 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
6514 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
6515 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
6516 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
6517 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6518 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
6519 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
6520 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
6521 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
6522 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
6523 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
6524 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
6525 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
6526 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
6527 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
6528 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
6529 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
6530 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
6531 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
6532 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
6533 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
6534 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
6535 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
6536 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
6537 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
6538 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
6539 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
6540 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
6541 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
6542 IX86_BUILTIN_MOVMSKPS256.
6543 (ix86_init_mmx_sse_builtins): Support AVX builtins.
6544 (ix86_expand_args_builtin): Likewise.
6545 (ix86_expand_special_args_builtin): Likewise.
6546 (ix86_hard_regno_mode_ok): Handle AVX modes.
6547 (ix86_expand_vector_init_duplicate): Likewise.
6548 (ix86_expand_vector_init_one_nonzero): Likewise.
6549 (ix86_expand_vector_init_one_var): Likewise.
6550 (ix86_expand_vector_init_concat): Likewise.
6551 (ix86_expand_vector_init_general): Likewise.
6552 (ix86_expand_vector_set): Likewise.
6553 (ix86_vector_mode_supported_p): Likewise.
6554 (x86_extended_reg_mentioned_p): Check INSN_P before using
6557 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
6558 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
6560 * config/i386/i386.h (TARGET_AVX): New.
6561 (TARGET_FMA): Likewise.
6562 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
6563 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
6564 (VALID_AVX256_REG_MODE): New.
6565 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6566 (AVX_FLOAT_MODE_P): Likewise.
6567 (AVX128_VEC_FLOAT_MODE_P): Likewise.
6568 (AVX256_VEC_FLOAT_MODE_P): Likewise.
6569 (AVX_VEC_FLOAT_MODE_P): Likewise.
6570 (ASM_OUTPUT_AVX_PREFIX): Likewise.
6571 (ASM_OUTPUT_OPCODE): Likewise.
6572 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
6574 (SSE_REG_MODE_P): Allow 256bit vector modes.
6575 (ix86_args): Add a warn_avx field.
6577 * config/i386/i386.md (UNSPEC_PCMP): New.
6578 (UNSPEC_VPERMIL): Likewise.
6579 (UNSPEC_VPERMIL2): Likewise.
6580 (UNSPEC_VPERMIL2F128): Likewise.
6581 (UNSPEC_MASKLOAD): Likewise.
6582 (UNSPEC_MASKSTORE): Likewise.
6583 (UNSPEC_CAST): Likewise.
6584 (UNSPEC_VTESTP): Likewise.
6585 (UNSPECV_VZEROALL): Likewise.
6586 (UNSPECV_VZEROUPPER): Likewise.
6587 (XMM0_REG): Likewise.
6588 (XMM1_REG): Likewise.
6589 (XMM2_REG): Likewise.
6590 (XMM3_REG): Likewise.
6591 (XMM4_REG): Likewise.
6592 (XMM5_REG): Likewise.
6593 (XMM6_REG): Likewise.
6594 (XMM8_REG): Likewise.
6595 (XMM9_REG): Likewise.
6596 (XMM10_REG): Likewise.
6597 (XMM11_REG): Likewise.
6598 (XMM12_REG): Likewise.
6599 (XMM13_REG): Likewise.
6600 (XMM14_REG): Likewise.
6601 (XMM15_REG): Likewise.
6603 (prefix_vex_imm8): Likewise.
6604 (prefix_vex_w): Likewise.
6605 (length_vex): Likewise.
6608 (*avx_ashlti3): Likewise.
6609 (*avx_lshrti3): Likewise.
6610 (*avx_setcc<mode>): Likewise.
6611 (*fop_<mode>_comm_mixed_avx): Likewise.
6612 (*fop_<mode>_comm_avx): Likewise.
6613 (*fop_<mode>_1_mixed_avx): Likewise.
6614 (*fop_<mode>_1_avx): Likewise.
6615 (*avx_<code><mode>3): Likewise.
6616 (*avx_ieee_smin<mode>3): Likewise.
6617 (*avx_ieee_smax<mode>3): Likewise.
6618 (mode): Add OI, V8SF and V4DF.
6619 (length): Support VEX prefix.
6620 (*cmpfp_i_mixed): Set prefix attribute.
6621 (*cmpfp_i_sse): Likewise.
6622 (*cmpfp_iu_mixed): Likewise.
6623 (*cmpfp_iu_sse): Likewise.
6624 (*movsi_1): Support AVX.
6625 (*movdi_2): Likewise.
6626 (*movdi_1_rex64): Likewise.
6627 (*movti_internal): Likewise.
6628 (*movti_rex64): Likewise.
6629 (*movsf_1): Likewise.
6630 (*movdf_nointeger): Likewise.
6631 (*movdf_integer_rex64): Likewise.
6632 (*movtf_internal): Likewise.
6633 (zero_extendsidi2_32): Likewise.
6634 (zero_extendsidi2_rex64): Likewise.
6635 (*extendsfdf2_mixed): Likewise.
6636 (*extendsfdf2_sse): Likewise.
6637 (*truncdfsf_fast_mixed): Likewise.
6638 (*truncdfsf_fast_sse): Likewise.
6639 (*truncdfsf_mixed): Likewise.
6640 (fix_trunc<mode>di_sse): Likewise.
6641 (fix_trunc<mode>si_sse): Likewise.
6642 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
6643 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
6644 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
6645 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
6646 (*rcpsf2_sse): Likewise.
6647 (*rsqrtsf2_sse): Likewise.
6648 (*sqrt<mode>2_sse): Likewise.
6649 (sse4_1_round<mode>2): Likewise.
6650 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
6651 Support AVX. Set length attribute properly for AVX.
6653 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
6654 (VECTOR_MODES (FLOAT, 32)): Likewise.
6655 (VECTOR_MODE (INT, DI, 8)): Likewise.
6656 (VECTOR_MODE (INT, HI, 32)): Likewise.
6657 (VECTOR_MODE (INT, QI, 64)): Likewise.
6658 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
6659 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
6660 (VECTOR_MODE (INT, DI, 4)): Removed.
6661 (VECTOR_MODE (INT, SI, 8)): Likewise.
6662 (VECTOR_MODE (INT, HI, 16)): Likewise.
6663 (VECTOR_MODE (INT, QI, 32)): Likewise.
6664 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
6665 (INT_MODE (OI, 32)): Likewise.
6667 * config/i386/i386.opt (mavx): New.
6670 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
6672 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
6673 (*mov<mode>_internal_avx): New.
6674 (*movv2sf_internal_rex64_avx): Likewise.
6675 (*movv2sf_internal_avx): Likewise.
6677 * config/i386/predicates.md (const_4_to_5_operand): New.
6678 (const_6_to_7_operand): Likewise.
6679 (const_8_to_11_operand): Likewise.
6680 (const_12_to_15_operand): Likewise.
6681 (avx_comparison_float_operator): Likewise.
6683 * config/i386/sse.md (AVX256MODEI): New.
6684 (AVX256MODE): Likewise.
6685 (AVXMODEQI): Likewise.
6686 (AVXMODE): Likewise.
6687 (AVX256MODEF2P): Likewise.
6688 (AVX256MODE2P): Likewise.
6689 (AVX256MODE4P): Likewise.
6690 (AVX256MODE8P): Likewise.
6691 (AVXMODEF2P): Likewise.
6692 (AVXMODEF4P): Likewise.
6693 (AVXMODEDCVTDQ2PS): Likewise.
6694 (AVXMODEDCVTPS2DQ): Likewise.
6695 (avxvecmode): Likewise.
6696 (avxvecpsmode): Likewise.
6697 (avxhalfvecmode): Likewise.
6698 (avxscalarmode): Likewise.
6699 (avxcvtvecmode): Likewise.
6700 (avxpermvecmode): Likewise.
6701 (avxmodesuffixf2c): Likewise.
6702 (avxmodesuffixp): Likewise.
6703 (avxmodesuffixs): Likewise.
6704 (avxmodesuffix): Likewise.
6705 (vpermilbits): Likewise.
6706 (pinsrbits): Likewise.
6707 (mov<mode>): Likewise.
6708 (*mov<mode>_internal): Likewise.
6709 (push<mode>1): Likewise.
6710 (movmisalign<mode>): Likewise.
6711 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6712 (avx_movdqu<avxmodesuffix>): Likewise.
6713 (avx_lddqu<avxmodesuffix>): Likewise.
6714 (<plusminus_insn><mode>3): Likewise.
6715 (*avx_<plusminus_insn><mode>3): Likewise.
6716 (*avx_vm<plusminus_insn><mode>3): Likewise.
6717 (mul<mode>3): Likewise.
6718 (*avx_mul<mode>3): Likewise.
6719 (*avx_vmmul<mode>3): Likewise.
6720 (divv8sf3): Likewise.
6721 (divv4df3): Likewise.
6722 (avx_div<mode>3): Likewise.
6723 (*avx_div<mode>3): Likewise.
6724 (*avx_vmdiv<mode>3): Likewise.
6725 (avx_rcpv8sf2): Likewise.
6726 (*avx_vmrcpv4sf2): Likewise.
6727 (sqrtv8sf2): Likewise.
6728 (avx_sqrtv8sf2): Likewise.
6729 (*avx_vmsqrt<mode>2): Likewise.
6730 (rsqrtv8sf2): Likewise.
6731 (avx_rsqrtv8sf2): Likewise.
6732 (*avx_vmrsqrtv4sf2): Likewise.
6733 (<code><mode>3): Likewise.
6734 (*avx_<code><mode>3_finite): Likewise.
6735 (*avx_<code><mode>3): Likewise.
6736 (*avx_vm<code><mode>3): Likewise.
6737 (*avx_ieee_smin<mode>3): Likewise.
6738 (*avx_ieee_smax<mode>3): Likewise.
6739 (avx_addsubv8sf3): Likewise.
6740 (avx_addsubv4df3): Likewise.
6741 (*avx_addsubv4sf3): Likewise.
6742 (*avx_addsubv2df3): Likewise.
6743 (avx_h<plusminus_insn>v4df3): Likewise.
6744 (avx_h<plusminus_insn>v8sf3): Likewise.
6745 (*avx_h<plusminus_insn>v4sf3): Likewise.
6746 (*avx_h<plusminus_insn>v2df3): Likewise.
6747 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
6748 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
6749 (*avx_maskcmp<mode>3): Likewise.
6750 (avx_nand<mode>3): Likewise.
6751 (*avx_<code><mode>3): Likewise.
6752 (*avx_nand<mode>3): Likewise.
6753 (*avx_<code><mode>3): Likewise.
6754 (*avx_cvtsi2ss): Likewise.
6755 (*avx_cvtsi2ssq): Likewise.
6756 (*avx_cvtsi2sd): Likewise.
6757 (*avx_cvtsi2sdq): Likewise.
6758 (*avx_cvtsd2ss): Likewise.
6759 (avx_cvtss2sd): Likewise.
6760 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
6761 (avx_cvtps2dq<avxmodesuffix>): Likewise.
6762 (avx_cvttps2dq<avxmodesuffix>): Likewise.
6763 (*avx_cvtsi2sd): Likewise.
6764 (*avx_cvtsi2sdq): Likewise.
6765 (avx_cvtdq2pd256): Likewise.
6766 (avx_cvtpd2dq256): Likewise.
6767 (avx_cvttpd2dq256): Likewise.
6768 (*avx_cvtsd2ss): Likewise.
6769 (*avx_cvtss2sd): Likewise.
6770 (avx_cvtpd2ps256): Likewise.
6771 (avx_cvtps2pd256): Likewise.
6772 (*avx_movhlps): Likewise.
6773 (*avx_movlhps): Likewise.
6774 (avx_unpckhps256): Likewise.
6775 (*avx_unpckhps): Likewise.
6776 (avx_unpcklps256): Likewise.
6777 (*avx_unpcklps): Likewise.
6778 (avx_movshdup256): Likewise.
6779 (avx_movsldup256): Likewise.
6780 (avx_shufps256): Likewise.
6781 (avx_shufps256_1): Likewise.
6782 (*avx_shufps_<mode>): Likewise.
6783 (*avx_loadhps): Likewise.
6784 (*avx_storelps): Likewise.
6785 (*avx_loadlps): Likewise.
6786 (*avx_movss): Likewise.
6787 (*vec_dupv4sf_avx): Likewise.
6788 (*vec_concatv2sf_avx): Likewise.
6789 (*vec_concatv4sf_avx): Likewise.
6790 (*vec_setv4sf_0_avx): Likewise.
6791 (*vec_setv4sf_avx): Likewise.
6792 (*avx_insertps): Likewise.
6793 (avx_vextractf128<mode>): Likewise.
6794 (vec_extract_lo_<mode>): Likewise.
6795 (vec_extract_hi_<mode>): Likewise.
6796 (vec_extract_lo_<mode>): Likewise.
6797 (vec_extract_hi_<mode>): Likewise.
6798 (vec_extract_lo_v16hi): Likewise.
6799 (vec_extract_hi_v16hi): Likewise.
6800 (vec_extract_lo_v32qi): Likewise.
6801 (vec_extract_hi_v32qi): Likewise.
6802 (avx_unpckhpd256): Likewise.
6803 (*avx_unpckhpd): Likewise.
6804 (avx_movddup256): Likewise.
6805 (*avx_movddup): Likewise.
6806 (avx_unpcklpd256): Likewise.
6807 (*avx_unpcklpd): Likewise.
6808 (avx_shufpd256): Likewise.
6809 (avx_shufpd256_1): Likewise.
6810 (*avx_punpckhqdq): Likewise.
6811 (*avx_punpcklqdq): Likewise.
6812 (*avx_shufpd_<mode>): Likewise.
6813 (*avx_storehpd): Likewise.
6814 (*avx_loadhpd): Likewise.
6815 (*avx_loadlpd): Likewise.
6816 (*avx_movsd): Likewise.
6817 (*vec_concatv2df_avx): Likewise.
6818 (*avx_<plusminus_insn><mode>3): Likewise.
6819 (*avx_<plusminus_insn><mode>3): Likewise.
6820 (*avx_mulv8hi3): Likewise.
6821 (*avxv8hi3_highpart): Likewise.
6822 (*avx_umulv8hi3_highpart): Likewise.
6823 (*avx_umulv2siv2di3): Likewise.
6824 (*avx_mulv2siv2di3): Likewise.
6825 (*avx_pmaddwd): Likewise.
6826 (*avx_mulv4si3): Likewise.
6827 (*avx_ashr<mode>3): Likewise.
6828 (*avx_lshr<mode>3): Likewise.
6829 (*avx_ashl<mode>3): Likewise.
6830 (*avx_<code><mode>3): Likewise.
6831 (*avx_eq<mode>3): Likewise.
6832 (*avx_gt<mode>3): Likewise.
6833 (*avx_nand<mode>3): Likewise.
6834 (*avx_nand<mode>3): Likewise.
6835 (*avx_<code><mode>3): Likewise.
6836 (*avx_<code><mode>3): Likewise.
6837 (*avx_packsswb): Likewise.
6838 (*avx_packssdw): Likewise.
6839 (*avx_packuswb): Likewise.
6840 (*avx_punpckhbw): Likewise.
6841 (*avx_punpcklbw): Likewise.
6842 (*avx_punpckhwd): Likewise.
6843 (*avx_punpcklwd): Likewise.
6844 (*avx_punpckhdq): Likewise.
6845 (*avx_punpckldq): Likewise.
6846 (*avx_pinsr<avxmodesuffixs>): Likewise.
6847 (*avx_pinsrq): Likewise.
6848 (*avx_loadld): Likewise.
6849 (*vec_extractv2di_1_rex64_avx): Likewise.
6850 (*vec_extractv2di_1_avx): Likewise.
6851 (*vec_dupv2di_avx): Likewise.
6852 (*vec_concatv2si_avx): Likewise.
6853 (*vec_concatv4si_1_avx): Likewise.
6854 (*vec_concatv2di_avx): Likewise.
6855 (*vec_concatv2di_rex64_avx): Likewise.
6856 (*avx_uavgv16qi3): Likewise.
6857 (*avx_uavgv8hi3): Likewise.
6858 (*avx_psadbw): Likewise.
6859 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
6860 (*avx_phaddwv8hi3): Likewise.
6861 (*avx_phadddv4si3): Likewise.
6862 (*avx_phaddswv8hi3): Likewise.
6863 (*avx_phsubwv8hi3): Likewise.
6864 (*avx_phsubdv4si3): Likewise.
6865 (*avx_phsubswv8hi3): Likewise.
6866 (*avx_pmaddubsw128): Likewise.
6867 (*avx_pmulhrswv8hi3): Likewise.
6868 (*avx_pshufbv16qi3): Likewise.
6869 (*avx_psign<mode>3): Likewise.
6870 (*avx_palignrti): Likewise.
6871 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6872 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6873 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6874 (*avx_mpsadbw): Likewise.
6875 (*avx_packusdw): Likewise.
6876 (*avx_pblendvb): Likewise.
6877 (*avx_pblendw): Likewise.
6878 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6879 (avx_ptest256): Likewise.
6880 (avx_roundp<avxmodesuffixf2c>256): Likewise.
6881 (*avx_rounds<ssemodesuffixf2c>): Likewise.
6882 (*avx_aesenc): Likewise.
6883 (*avx_aesenclast): Likewise.
6884 (*avx_aesdec): Likewise.
6885 (*avx_aesdeclast): Likewise.
6886 (avx_vzeroupper): Likewise.
6887 (avx_vzeroupper_rex64): Likewise.
6888 (avx_vpermil<mode>): Likewise.
6889 (avx_vpermilvar<mode>3): Likewise.
6890 (avx_vpermil2<mode>3): Likewise.
6891 (avx_vperm2f128<mode>3): Likewise.
6892 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6893 (avx_vbroadcastss256): Likewise.
6894 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
6895 (avx_vinsertf128<mode>): Likewise.
6896 (vec_set_lo_<mode>): Likewise.
6897 (vec_set_hi_<mode>): Likewise.
6898 (vec_set_lo_<mode>): Likewise.
6899 (vec_set_hi_<mode>): Likewise.
6900 (vec_set_lo_v16hi): Likewise.
6901 (vec_set_hi_v16hi): Likewise.
6902 (vec_set_lo_v32qi): Likewise.
6903 (vec_set_hi_v32qi): Likewise.
6904 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6905 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
6906 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
6907 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
6908 (vec_init<mode>): Likewise.
6909 (*vec_concat<mode>_avx): Likewise.
6910 (blendbits): Support V8SF and V4DF.
6911 (sse2_movq128): Support AVX.
6912 (<sse>_movnt<mode>): Likewise.
6913 (sse2_movntv2di): Likewise.
6914 (sse_rcpv4sf2): Likewise.
6915 (sse_sqrtv4sf2): Likewise.
6916 (sse_rsqrtv4sf2): Likewise.
6917 (<sse>_comi): Likewise.
6918 (<sse>_ucomi): Likewise.
6919 (sse_cvtss2si): Likewise.
6920 (sse_cvtss2si_2): Likewise.
6921 (sse_cvtss2siq): Likewise.
6922 (sse_cvtss2siq_2): Likewise.
6923 (sse_cvttss2si): Likewise.
6924 (sse_cvttss2siq): Likewise.
6925 (sse2_cvtsd2si): Likewise.
6926 (sse2_cvtsd2si_2): Likewise.
6927 (sse2_cvtsd2siq): Likewise.
6928 (sse2_cvtsd2siq_2): Likewise.
6929 (sse2_cvttsd2si): Likewise.
6930 (sse2_cvttsd2siq): Likewise.
6931 (sse2_cvtdq2pd): Likewise.
6932 (*sse2_cvtpd2dq): Likewise.
6933 (*sse2_cvttpd2dq): Likewise.
6934 (*sse2_cvtpd2ps): Likewise.
6935 (sse2_cvtps2pd): Likewise.
6936 (sse3_movshdup): Likewise.
6937 (sse3_movsldup): Likewise.
6938 (sse_storehps): Likewise.
6939 (*sse4_1_extractps): Likewise.
6940 (sse2_storelpd): Likewise.
6941 (vec_dupv2df_sse3): Likewise.
6942 (*vec_concatv2df_sse3): Likewise.
6943 (*sse4_1_pextrb): Likewise.
6944 (*sse4_1_pextrb_memory): Likewise.
6945 (*sse2_pextrw): Likewise.
6946 (*sse4_1_pextrw_memory): Likewise.
6947 (*sse4_1_pextrd): Likewise.
6948 (*sse4_1_pextrq): Likewise.
6949 (sse2_pshufd_1): Likewise.
6950 (sse2_pshuflw_1): Likewise.
6951 (sse2_pshufhw_1): Likewise.
6952 (*sse2_storeq_rex64): Likewise.
6953 (*vec_dupv4si): Likewise.
6954 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
6955 (sse2_pmovmskb): Likewise.
6956 (*sse2_maskmovdqu): Likewise.
6957 (*sse2_maskmovdqu_rex64): Likewise.
6958 (sse_ldmxcsr): Likewise.
6959 (sse_stmxcsr): Likewise.
6960 (abs<mode>2): Likewise.
6961 (sse4_1_movntdqa): Likewise.
6962 (sse4_1_phminposuw): Likewise.
6963 (sse4_1_extendv8qiv8hi2): Likewise.
6964 (*sse4_1_extendv8qiv8hi2): Likewise.
6965 (sse4_1_extendv4qiv4si2): Likewise.
6966 (*sse4_1_extendv4qiv4si2): Likewise.
6967 (sse4_1_extendv2qiv2di2): Likewise.
6968 (*sse4_1_extendv2qiv2di2): Likewise.
6969 (sse4_1_extendv4hiv4si2): Likewise.
6970 (*sse4_1_extendv4hiv4si2): Likewise.
6971 (sse4_1_extendv2hiv2di2): Likewise.
6972 (*sse4_1_extendv2hiv2di2): Likewise.
6973 (sse4_1_extendv2siv2di2): Likewise.
6974 (*sse4_1_extendv2siv2di2): Likewise.
6975 (sse4_1_zero_extendv8qiv8hi2): Likewise.
6976 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
6977 (sse4_1_zero_extendv4qiv4si2): Likewise.
6978 (*sse4_1_zero_extendv4qiv4si2): Likewise.
6979 (sse4_1_zero_extendv2qiv2di2): Likewise.
6980 (*sse4_1_zero_extendv2qiv2di2): Likewise.
6981 (sse4_1_zero_extendv4hiv4si2): Likewise.
6982 (*sse4_1_zero_extendv4hiv4si2): Likewise.
6983 (sse4_1_zero_extendv2hiv2di2): Likewise.
6984 (*sse4_1_zero_extendv2hiv2di2): Likewise.
6985 (sse4_1_zero_extendv2siv2di2): Likewise.
6986 (*sse4_1_zero_extendv2siv2di2): Likewise.
6987 (sse4_1_ptest): Likewise.
6988 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
6989 (sse4_2_pcmpestri): Likewise.
6990 (sse4_2_pcmpestrm): Likewise.
6991 (sse4_2_pcmpistri): Likewise.
6992 (sse4_2_pcmpistrm): Likewise.
6994 (aeskeygenassist): Likewise.
6996 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
6998 * config/i386/predicates.md (vzeroall_operation): New.
7000 * config/i386/sse.md (avx_vzeroall): New.
7001 (*avx_vzeroall): Likewise.
7003 2008-08-28 Paul Brook <paul@codesourcery.com>
7004 Mark Shinwell <shinwell@codesourcery.com>
7005 Richard Earnshaw <richard.earnshaw@arm.com>
7007 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
7008 (TARGET_MIN_ANCHOR_OFFSET): New.
7009 (arm_override_options): Set correct anchor ranges for Thumb-1
7010 and Thumb-2 if required.
7011 (legitimize_pic_address): Handle case involving a TLS symbol
7012 reference with an addend.
7013 (arm_optimization_options): Enable section anchors at -O1 and
7015 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
7016 * config/arm/arm-protos.h (arm_optimization_options): New.
7018 2008-08-28 Nick Clifton <nickc@redhat.com>
7020 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
7021 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
7024 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
7025 * config/v850/v850.md (return): Remove frame size restriction.
7027 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
7029 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
7031 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
7033 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
7035 2008-08-28 Paul Brook <paul@codesourcery.com>
7037 * config/arm/vfp11.md: Update license notice.
7038 * config/arm/cortex-r4.md: Ditto.
7040 2008-08-28 Richard Guenther <rguenther@suse.de>
7042 PR tree-optimization/37207
7043 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
7046 2008-08-28 Dodji Seketeli <dodji@redhat.com>
7049 * tree.c (int_fits_type_p): Don't forget unsigned integers
7050 of type sizetype which higher end word equals -1.
7052 2008-08-28 Ira Rosen <irar@il.ibm.com>
7054 * target.h (struct vectorize): Add new target builtin.
7055 * tree-vectorizer.c (destroy_loop_vec_info): Call
7056 vect_free_slp_instance instead of vect_free_slp_node.
7057 * tree-vectorizer.h (enum slp_load_perm_type): New.
7058 (struct _slp_instance): Add new fields.
7059 (SLP_INSTANCE_LOAD_PERMUTATION): New.
7060 (SLP_INSTANCE_LOADS): New.
7061 (vect_free_slp_tree): Remove.
7062 (vect_free_slp_instance): Declare.
7063 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
7064 (vectorizable_load): Add argument.
7065 (vect_transform_slp_perm_load): New.
7066 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
7068 (vect_get_place_in_interleaving_chain): New function.
7069 (vect_free_slp_tree): Make static.
7070 (vect_free_slp_instance): New function.
7071 (vect_build_slp_tree): Add new arguments. Allow load permutations and
7072 collect the load location in the interleaving chain.
7073 (vect_supported_slp_permutation_p): New function.
7074 (vect_supported_load_permutation_p): Likewise.
7075 (vect_analyze_slp_instance): In case of loads permutation, call
7076 vect_supported_load_permutation_p to check that the permutation is
7078 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
7079 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
7080 (vect_create_mask_and_perm): New function.
7081 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
7082 (vectorizable_load): Add an argument. Don't keep the created vectors
7083 statements in the node if permutation is required. Call
7084 vect_transform_slp_perm_load to generate the permutation.
7085 (vect_transform_stmt): Add new argument. Call vectorizable_load with
7086 additional argument.
7087 (vect_schedule_slp_instance): In case of loads permutation, allocate
7088 vectorized statements structure for all the related SLP nodes. Call
7089 vect_transform_stmt with addditional argument.
7090 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
7091 * config/spu/spu.c (spu_builtin_vec_perm): New.
7092 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7093 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
7094 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
7095 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
7097 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
7099 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
7100 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
7101 __gthread_cond_signal, __gthread_cond_timedwait,
7102 __gthread_cond_timedwait_recursive): New functions.
7103 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
7105 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
7108 2008-08-28 Richard Guenther <rguenther@suse.de>
7111 * fold-const.c (maybe_canonicalize_comparison_1): Require
7112 undefined overflow only for canonicalizing A +- CST cmp CST.
7113 Make sure to not generate new constants that are not inside
7114 their TYPE_MIN/MAX_VALUE range.
7115 (maybe_canonicalize_comparison): Remove undefined overflow
7117 (fold_binary): Remove now duplicate folding.
7119 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7121 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
7122 use not updated in the last change.
7124 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
7126 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
7127 (IRA_COVER_CLASSES): Add FPUL_REGS.
7129 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7132 * c-common.c (conversion_warning): Check for null operands.
7134 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7137 * c-decl.c (check_for_loop_decls): Improve error message. Give
7140 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7143 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
7144 (convert_for_assignment): Pass corrent OPT_W* parameter to
7145 WARN_FOR_ASSIGNMENT.
7147 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
7150 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
7152 2008-08-27 Paul Brook <paul@codesourcery.com>
7154 * config.gcc: Loosen checks for arm uclinux eabi targets.
7156 2008-08-27 Paul Brook <paul@codesourcery.com>
7158 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
7160 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
7162 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
7164 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
7165 the enumerators of an ENUMERAL_TYPE.
7166 * dbxout.c (dbxout_type): Ditto.
7168 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
7171 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
7172 (fwprop_addr): Check that the loop_father is not the outer loop.
7174 2008-08-26 Paul Brook <paul@codesourcery.com>
7176 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
7177 Remove documentation entry for fmul type.
7178 Use fmuls to annotate single-precision multiplication patterns,
7179 fmuld to annotate double-precision multiplication patterns,
7180 fmacs to annotate single-precision multiply-accumulate patterns
7181 and fmacd to annotate double-precision multiply-accumulate patterns.
7182 * config/arm/vfp11.md: Update reservations accordingly.
7183 * config/arm/arm.md: Note that certain values of the "type"
7184 attribute are documented in vfp.md.
7185 * config/arm/arm1020e.md: Remove out of date duplicate comment.
7186 (v10_cvt): Use new fmul types.
7188 2008-08-26 Paul Brook <paul@codesourcery.com>
7190 * config/arm/vfp.md: Move pipeline description for VFP11 to...
7191 * config/arm/vfp11.md: ...here. New.
7192 * config/arm/arm.md: Include vfp11.md.
7194 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
7196 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
7197 parameter to inform call.
7199 2008-08-26 Jeff Law <law@redhat.com>
7201 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
7202 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
7203 preferred class when copying a constant into a partial word register.
7205 2008-08-26 Ben Elliston <bje@au.ibm.com>
7207 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
7208 * cp/typeck.c: Likewise.
7209 * cp/tree.c: Likewise.
7210 * gimple-low.c: Likewise.
7213 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
7215 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
7216 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
7218 * doc/passes.texi: Describe IRA.
7220 * doc/tm.texi (IRA_COVER_CLASSES,
7221 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
7223 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
7224 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
7225 -fira-propagate-cost, -fno-ira-share-save-slots,
7226 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
7228 * flags.h (ira_algorithm): New enumeration.
7229 (flag_ira_algorithm, flag_ira_verbose): New external variable
7232 * postreload.c (gate_handle_postreload): Don't do post reload
7233 optimizations unless the reload is completed.
7235 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
7238 * tree-pass.h (pass_ira): New external variable declaration.
7240 * reload.h: Add 2008 to the Copyright.
7242 * cfgloopanal.c: Include params.h.
7243 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
7246 * params.h (IRA_MAX_LOOPS_NUM): New macro.
7248 * toplev.c (ira.h): New include.
7249 (flag_ira_algorithm, flag_ira_verbose): New external variables.
7250 (backend_init_target): Call ira_init.
7251 (backend_init): Call ira_init_once.
7252 (finalize): Call finish_ira_once.
7254 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
7255 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
7258 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
7259 may_move_out_cost): New external variable declarations.
7260 (move_table): New typedef.
7262 * caller-save.c: Include headers output.h and ira.h.
7263 (no_caller_save_reg_set): New global variable.
7264 (save_slots_num, save_slots): New variables.
7265 (reg_save_code, reg_restore_code, add_stored_regs): Add
7267 (init_caller_save): Set up no_caller_save_reg_set.
7268 (init_save_areas): Reset save_slots_num.
7269 (saved_hard_reg): New structure.
7270 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
7271 (initiate_saved_hard_regs, new_saved_hard_reg,
7272 finish_saved_hard_regs, saved_hard_reg_compare_func): New
7274 (setup_save_areas): Add code for sharing stack slots.
7275 (all_blocks): New variable.
7276 (save_call_clobbered_regs): Process pseudo-register too.
7277 (mark_set_regs): Process pseudo-register too.
7278 (insert_one_insn): Put the insn after bb note in a empty basic
7279 block. Add insn check.
7281 * global.c (eliminable_regset): Make it external.
7282 (mark_elimination): Use DF_LR_IN for IRA.
7283 (pseudo_for_reload_consideration_p): New.
7284 (build_insn_chain): Make it external. Don't ignore spilled
7285 pseudos for IRA. Use pseudo_for_reload_consideration_p.
7286 (gate_handle_global_alloc): New function.
7287 (pass_global_alloc): Add the gate function.
7289 * opts.c (decode_options): Set up flag_ira. Print the warning for
7291 (common_handle_option): Process -fira-algorithm and -fira-verbose.
7293 * timevar.def (TV_IRA, TV_RELOAD): New passes.
7295 * regmove.c (regmove_optimize): Don't do replacement of output for
7298 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
7299 New external variable declarations.
7301 * local-alloc.c (update_equiv_regs): Make it external. Return
7302 true if jump label rebuilding should be done. Rescan new_insn for
7304 (gate_handle_local_alloc): New function.
7305 (pass_local_alloc): Add the gate function.
7307 * alias.c (value_addr_p, stack_addr_p): New functions.
7308 (nonoverlapping_memrefs_p): Use them for IRA.
7310 * common.opt (fira, fira-algorithm, fira-coalesce,
7311 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
7312 fira-verbose): New options.
7314 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
7315 move_cost, may_move_in_cost, may_move_out_cost): Make the
7317 (move_table): Remove typedef.
7318 (init_move_cost): Make it external.
7319 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
7322 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
7323 setup_reg_classes): New function prototypes.
7324 (eliminable_regset): New external variable declaration.
7325 (build_insn_chain, update_equiv_regs): New function prototypes.
7327 * Makefile.in (IRA_INT_H): New definition.
7328 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
7329 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
7330 (reload1.o, toplev.o): Add dependence on ira.h.
7331 (cfgloopanal.o): Add PARAMS_H.
7332 (caller-save.o): Add dependence on output.h and ira.h.
7333 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
7334 ira-emit.o, ira-lives.o): New entries.
7336 * passes.c (pass_ira): New pass.
7338 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
7340 * reload1.c (ira.h): Include the header.
7341 (changed_allocation_pseudos): New bitmap.
7342 (init_reload): Initiate the bitmap.
7343 (compute_use_by_pseudos): Permits spilled registers in FROM.
7344 (temp_pseudo_reg_arr): New variable.
7345 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
7346 IRA. Call alter_reg with the additional parameter. Don't clear
7347 spilled_pseudos for IRA. Restore original insn chain for IRA.
7348 Clear changed_allocation_pseudos at the end of reload.
7349 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
7350 (hard_regno_to_pseudo_regno): New variable.
7351 (count_pseudo): Check spilled pseudos. Set up
7352 hard_regno_to_pseudo_regno.
7353 (count_spilled_pseudo): Check spilled pseudos. Update
7354 hard_regno_to_pseudo_regno.
7355 (find_reg): Use better_spill_reload_regno_p. Check
7356 hard_regno_to_pseudo_regno.
7357 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
7359 (eliminate_regs_1): Use additional parameter for alter_reg.
7360 (finish_spills): Set up pseudo_previous_regs only for spilled
7361 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
7362 more arguments. Don't clear live_throughout and dead_or_set for
7363 spilled pseudos. Use additional parameter for alter_reg. Call
7364 mark_allocation_change. Set up changed_allocation_pseudos.
7365 Remove sanity check.
7366 (emit_input_reload_insns, delete_output_reload): Use additional
7367 parameter for alter_reg. Call mark_allocation_change.
7368 (substitute, gen_reload_chain_without_interm_reg_p): New
7370 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
7372 * testsuite/gcc.dg/20080410-1.c: New file.
7374 * config/s390/s390.h (IRA_COVER_CLASSES,
7375 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
7377 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
7379 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
7381 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
7383 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
7385 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
7387 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
7389 2008-08-24 Jeff Law <law@redhat.com>
7390 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
7391 when ignoring unavailable registers.
7393 2008-08-24 Jeff Law <law@redhat.com>
7394 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
7395 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
7396 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
7397 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
7399 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
7400 * ira-build.c (allocno_range_compare_func): Stabilize sort.
7402 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
7403 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
7404 * reload1.c (find_reg): Process registers in register allocation order.
7406 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7407 * toplev.c (backend_init_target): Move ira_init call from
7409 (lang_dependent_init_target): ...to here.
7411 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
7412 * ira.c (setup_class_subset_and_memory_move_costs): Don't
7413 calculate memory move costs for NO_REGS.
7415 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
7416 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
7417 STACK_REGS is defined.
7419 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
7420 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
7422 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
7423 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
7425 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
7426 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
7427 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
7430 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
7431 Dorit Nuzman <dorit@il.ibm.com>
7433 * gcc/config/spu/spu.md (vec_extract_evenv4si,
7434 vec_extract_evenv4sf, vec_extract_evenv8hi,
7435 vec_extract_evenv16qi, vec_extract_oddv4si,
7436 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
7437 vec_interleave_highv4sf, vec_interleave_lowv4sf,
7438 vec_interleave_highv4si, vec_interleave_lowv4si,
7439 vec_interleave_highv8hi, vec_interleave_lowv8hi,
7440 vec_interleave_highv16qi, vec_interleave_lowv16qi,
7441 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
7443 2008-08-25 Janis Johnson <janis187@us.ibm.com>
7446 * config/rs6000/rs6000.c (optimization_options): Don't default to
7447 section anchors without toplevel reorder.
7449 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7451 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
7452 (mfc_end_critical_section): Likewise.
7454 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7456 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
7457 all type qualifiers from element type to vector type.
7459 2008-08-25 David Daney <ddaney@avtrex.com>
7461 * config/mips/mips.md (immediate_insn): Move up in file, fix
7462 comment typo, reformat.
7463 (fetchop_bit, atomic_hiqi_op memory_barrier,
7464 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
7465 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
7466 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
7467 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
7468 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
7469 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
7470 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
7471 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
7472 sync_old_nand<mode>, sync_new_nand<mode>,
7473 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
7474 test_and_set_12): Moved to sync.md.
7476 * config/mips/sync.md: New file.
7478 2008-08-25 Richard Henderson <rth@redhat.com>
7480 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
7481 (regsave): Likewise.
7482 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
7483 (output_cfi_directive): Likewise.
7484 (div_data_align): New.
7485 (output_cfi): Use it.
7487 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
7489 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
7490 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
7491 (TARGET_OCTEON): New macro.
7492 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
7493 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
7494 (ISA_HAS_POP): New macro.
7495 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7497 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7499 * config/mips/mips.md (cpu): Add octeon.
7500 (type): Add pop attribute value.
7501 (popcount<mode>2): New pattern.
7502 * doc/invoke.texi (-march=@var{arch}): Add octeon.
7504 2008-08-24 Jan Hubicka <jh@suse.cz>
7506 * doc/invoke.texi (-fipa-cp-clone): New option.
7507 (-fipa-cp): Update docs.
7508 (--param ipcp-unit-growth):New.
7509 * ipa-cp.c: Include fibheap.h, params.h
7510 (ipcp_initialize_node_lattices): When not cloning, all externally
7511 visible functions are bottom.
7512 (ipcp_need_redirect_p): Accept clones.
7513 (ipcp_insert_stage): Use cost driven heuristics.
7514 (max_count, dead_nodes): New static vars.
7515 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
7516 ipcp_const_param_count): New functions.
7517 * common.opt (ipa-cp-clone): New command line option.
7518 * params.def (ipcp-unit-growth): New.
7520 2008-08-24 Jan Hubicka <jh@suse.cz>
7522 * tree-inline.c (tree_function_versioning): Look harder
7523 for referenced vars.
7525 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
7527 PR tree-optimization/37185
7528 * matrix-reorg.c (transform_access_sites): Update changed stmt.
7530 2008-08-23 Jan Hubicka <jh@suse.cz>
7532 * ipa-cp.c (ipcp_analyze_node): New function.
7533 (ipcp_update_cloned_node): Use it.
7534 (ipcp_init_stage): Likewise.
7535 * ipa-inline.c (function_insertion_hook_holder): New static var.
7536 (analyze_function): Break out from ....
7537 (inline_generate_summary): Here; register insertion hook.
7538 (cgraph_decide_inlining): Remove hook.
7539 (add_new_function): New function.
7541 2008-08-23 Jan Hubicka <jh@suse.cz>
7543 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
7545 2008-08-23 Jan Hubicka <jh@suse.cz>
7547 * ipa-cp.c (constant_val_insert): Remove.
7548 (ipcp_propagate_one_const): Remove.
7549 (ipcp_create_replace_map): Always insert replacements to the map.
7550 (ipcp_insert_stage): Do not try to insert statements by hand.
7551 * tree-inline.c (insert_init_stmt): Break out from ...
7552 (setup_one_parameter): ... here; allow NULL BB pointer.
7553 (tree_function_versioning): Use setup_one_parameter to process
7556 2008-08-23 Jan Hubicka <jh@suse.cz>
7558 * tree.c (decl_address_ip_invariant_p): New function.
7559 * tree.h (decl_address_ip_invariant_p): Declare.
7560 * gimple.c (strip_invariant_refs): Break out from ...
7561 (is_gimple_invariant_address): ... here
7562 (is_gimple_ip_invariant_address): New function.
7563 (is_gimple_ip_invariant): New function.
7564 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
7567 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
7568 (ipcp_lat_is_insertable): All constants are insertable.
7569 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
7570 IPA_CONST_VALUE_REF.
7571 (ipcp_initialize_node_lattices): Propagate all types of operands.
7572 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
7573 (ipcp_create_replace_map): Reformat.
7574 (ipcp_need_redirect_p): Simplify.
7575 (ipcp_insert_stage): Check that argument is used before clonning.
7576 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
7578 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
7579 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
7580 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
7581 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
7582 (jump_func_type): Remove IPA_CONST_VALUE_REF.
7583 * tree-inline.c (tree_function_versioning): Add variables referenced
7586 2008-08-23 Jan Hubicka <jh@suse.cz>
7589 * i386.c (standard_80387_constant_p): Use optimize_size.
7591 2008-08-23 Ira Rosen <irar@il.ibm.com>
7593 PR tree-optimization/37161
7594 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
7595 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
7596 (vect_determine_vectorization_factor): Move the scalar type
7597 retrieval to vect_get_smallest_scalar_type.
7598 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
7599 scalar type. Remove redundant computation.
7600 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
7601 (vect_get_slp_defs): Take the type of RHS into account if
7602 necessary by calling vect_get_smallest_scalar_type. Call
7603 vect_get_constant_vectors with additional argument.
7605 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7608 * doc/invoke.texi (Wwrite-strings): Clarify description.
7610 2008-08-23 Ira Rosen <irar@il.ibm.com>
7612 PR tree-optimization/37174
7613 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
7614 def stmt is a part of the loop before accessing its stmt_vec_info.
7616 2008-08-22 Anatoly Sokolov <aesok@post.ru>
7619 * config/avr/avr.md (UNSPEC_SWAP): New constants.
7620 (*swap): New insn pattern.
7621 (*ashlqi3): Rename from ashlqi3 insn pattern.
7622 (ashlqi3): New expanders.
7623 (*lshrqi3): Rename from lshrqi3 insn pattern.
7624 (lshrqi3): New expanders.
7625 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
7626 lshrqi3_const5, lshrqi3_const6): New splitters.
7627 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
7628 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
7631 2008-08-22 Richard Guenther <rguenther@suse.de>
7633 PR tree-optimization/37078
7634 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
7635 [+INF, +INF] ranges.
7637 2008-08-22 Richard Guenther <rguenther@suse.de>
7639 PR tree-optimization/37143
7640 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
7641 a conversion statement instead of a copy.
7643 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
7646 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
7647 CCCmode, CCOmode and CCSmode destination modes.
7650 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
7651 from different units in a single alternative.
7652 (*vec_extractv2sf_1): Ditto.
7653 (*vec_extractv2si_0): Ditto.
7654 (*vec_extractv2si_1): Ditto.
7655 * config/i386/sse.md (sse2_storehpd): Ditto.
7656 (sse2_storelpd): Ditto.
7657 (sse2_loadhpd): Ditto.
7658 (sse2_loadlpd): Ditto.
7661 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
7662 (popcountsi2): Ditto.
7663 (clzdi2_abm): Ditto.
7664 (popcountdi2): Ditto.
7665 (clzhi2_abm): Ditto.
7666 (popcounthi2): Ditto.
7668 2008-08-22 Richard Guenther <rguenther@suse.de>
7672 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
7673 if the multiplication does not overflow.
7675 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
7677 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
7679 2008-08-21 Richard Henderson <rth@redhat.com>
7681 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
7682 spurrious comma from test.
7683 * configure: Rebuild.
7685 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7688 * builtins.c (fold_builtin_next_arg): Add warning about undefined
7691 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
7693 * c-tree.h (grokfield): New argument.
7694 * c-decl.c (grokfield): Handle new location argument.
7695 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
7697 2008-08-21 Richard Guenther <rguenther@suse.de>
7699 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
7701 2008-08-21 Jan Hubicka <jh@suse.cz>
7703 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
7704 (cgraph_add_function_insertion_hook,
7705 cgraph_remove_function_insertion_hook,
7706 cgraph_call_function_insertion_hooks): New functions.
7707 * cgraph.h (cgraph_add_function_insertion_hook,
7708 cgraph_remove_function_insertion_hook,
7709 cgraph_call_function_insertion_hooks): Declare.
7710 * ipa-reference.c (function_insertion_hook_holder): New variable.
7711 (check_operand, look_for_address_of): When checking late, do not care
7712 about module bitmaps.
7713 (add_new_function): New function.
7714 (generate_summary): Register hooks; zero module bitmaps.
7715 (propagate): Unregister hooks.
7716 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
7717 (add_new_function): New function.
7718 (generate_summary): Register hook.
7719 (propagate): Remove hook.
7721 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
7723 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
7724 * ipa-cp.c (ipcp_update_cloned_node): New function.
7725 (build_const_val): Handle functions correctly; bring type logic
7726 into sync with tree-inline.c
7727 (ipcp_init_stage): Take care of computing stuff needed by
7728 indirect inlining; update clones.
7729 (ipcp_generate_summary): Break out of ipcp_driver.
7730 (ipcp_driver): Do only execution and transformation.
7731 (pass_ipa_cp): Make IPA_PASS.
7732 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
7734 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
7735 ipcp, some info is already available.
7736 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
7737 * tree-inline.c (remap_ssa_name): Unshare expression.
7739 2008-08-21 Richard Guenther <rguenther@suse.de>
7741 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
7742 a PHI ask VN if it is already available.
7743 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
7744 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
7746 2008-08-21 Richard Guenther <rguenther@suse.de>
7749 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
7750 makes sure to produce a result of the correct type.
7752 2008-08-21 Jan Hubicka <jh@suse.cz>
7753 Backport from LTO branch:
7755 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
7756 Jan Hubicka <jh@suse.cz>
7759 (init_state, finish_state, set_function_state, generate_summary):
7761 (scan_stmt): Renamed from scan_function. Changed to keep state in
7762 local static vars rather than cgraph aux field.
7763 (propagate): Renamed from static_execute. Changed to keep state in
7764 local static vars rather than cgraph aux field.
7765 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
7766 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
7768 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
7770 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
7771 * ipa-reference.c (init_function_info, generate_summary,
7772 propagate): New functions.
7773 (analyze_function): Call init_function_info.
7774 (static_execute): Stripped into generate_summary and propagate.
7775 (pass_ipa_reference): Made into ipa_opt_pass.
7777 2008-08-21 Richard Guenther <rguenther@suse.de>
7779 PR tree-optimization/37181
7780 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
7782 (extract_range_from_unary_expr): Likewise.
7784 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7786 * diagnostic.c (pedwarn_at): Rename as pedwarn.
7788 * toplev.h (pedwarn_at): Likewise.
7789 * builtins.c: Update all calls to pedwarn.
7790 * c-lex.c: Likewise.
7791 * toplev.c: Likewise.
7792 * c-tree.h: Likewise.
7793 * c-decl.c: Likewise.
7794 * c-errors.c: Likewise.
7795 * c-typeck.c: Likewise.
7796 * c-common.c: Likewise.
7797 * c-parser.c: Likewise.
7799 2008-08-20 Joseph Myers <joseph@codesourcery.com>
7802 * config/sparc/sparc.c (function_arg_slotno): Handle structure
7803 with MODE_VECTOR_INT mode.
7805 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7808 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
7809 initialized outside the current module.
7810 (warn_uninitialized_var): Ignore left-hand side when walking the
7811 trees. Ignore address expressions. Examine VUSE operands in gimple
7812 statements with a variable declaration on the right-hand side.
7814 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
7817 * rtlanal.c (subreg_offset_representable_p): Revert last change.
7819 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7822 * c-common.c (conversion_warning): Do not warn if applying bit-and
7823 operator to unsigned constant that fits in the target type.
7825 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7828 * c-common.c (conversion_warning): Do not warn for artificial
7831 2008-08-20 Richard Guenther <rguenther@suse.de>
7833 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
7834 (extract_range_from_binary_expr): Fall back to constant propagation.
7835 (extract_range_from_unary_expr): Likewise.
7837 2008-08-20 Richard Guenther <rguenther@suse.de>
7839 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
7840 with TREE_THIS_VOLATILE on shared nodes.
7841 (fold_stmt_r): Likewise.
7843 2008-08-20 Jakub Jelinek <jakub@redhat.com>
7846 * c-parser.c (c_parser_attributes): For keywords use canonical
7847 spelling for attr_name.
7849 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7851 * value-prof.c (check_counter): Revert wrong call to error.
7853 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7855 * profile.c: Update calls to inform.
7856 * value-prof.c: Update calls to inform.
7858 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7860 * diagnostic.c (inform): Add an explicit location_t parameter.
7861 * toplev.h (inform): Update declaration.
7862 * builtins.c: Update all calls to inform.
7863 * c-common.c: Likewise.
7864 * c-decl.c: Likewise.
7865 * c-opts.c: Likewise.
7866 * c-pch.c: Likewise.
7867 * c-pragma.c: Likewise.
7868 * c-typeck.c: Likewise.
7869 * coverage.c: Likewise.
7871 * toplev.c: Likewise.
7872 * tree-cfg.c: Likewise.
7873 * tree-ssa.c: Likewise.
7875 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
7878 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
7879 V2DI mode, for SSE4.1, use movq instead of vector set if the
7880 second element is zero and inter-unit moves are OK.
7882 2008-08-20 Richard Guenther <rguenther@suse.de>
7884 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
7885 properly handle conversion/copy chains after tuplification.
7887 2008-08-20 Richard Guenther <rguenther@suse.de>
7889 * passes.c (init_optimization_passes): Move the second
7890 forwprop pass before alias computation. Remove the second
7891 DCE pass. Remove the first dominator and phi copy/const
7894 2008-08-20 Nick Clifton <nickc@redhat.com>
7896 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
7897 support of this feature. Do not assume that a sufficiently new
7898 assembler will support the feature regardless of the target type.
7899 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
7900 * configure: Regenerate.
7902 2008-08-20 Richard Guenther <rguenther@suse.de>
7904 * tree-vrp.c (found_in_subgraph): Remove.
7905 (live): New global static.
7906 (live_on_edge): New function.
7907 (blocks_visited): Remove.
7908 (register_edge_assert_for_2): Use live_on_edge.
7909 (find_conditional_asserts): Remove code dealing with
7910 found_in_subgraph. Do not walk the CFG.
7911 (find_switch_asserts): Likewise.
7912 (find_assert_locations_1): Renamed from find_assert_locations.
7913 Move finding assert locations for conditional and switch
7914 statements first. Update live bitmap. Do not walk the CFG.
7915 (find_assert_locations): New function.
7916 (insert_range_assertions): Remove entry of CFG walk.
7917 Adjust call to find_assert_locations.
7918 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
7919 that only can appear because of fake exit edges but assert we
7920 never try to insert on those.
7921 (fini_pre): Do not remove fake exit edges here...
7922 (execute_pre): ...but here, before committing edge inserts.
7924 2008-08-19 Richard Guenther <rguenther@suse.de>
7926 * passes.c (init_optimization_passes): Exchange store-ccp
7929 2008-08-19 Rafael Espíndola <espindola@google.com>
7931 * varasm.c (weak_decls): Move earlier in the file.
7932 (assemble_external): Add weak decls to the weak_decls list.
7933 (declare_weak): Don't add decls to the weak_decls list.
7935 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
7938 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
7939 before (sse2_shufpd_<mode>).
7941 2008-08-19 Jakub Jelinek <jakub@redhat.com>
7944 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
7945 * tree.c (block_nonartificial_location): Likewise.
7947 2008-08-19 Richard Guenther <rguenther@suse.de>
7949 PR tree-optimization/35972
7950 PR tree-optimization/23094
7951 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
7953 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
7954 handle MISALIGNED_INDIRECT_REF.
7955 (get_ref_from_reference_ops): New helper.
7956 (vn_reference_lookup_pieces): Walk the use-def chain using the
7957 alias-oracle if requested.
7958 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
7959 walking the use-def chain.
7960 (compute_avail): But not here.
7961 (create_component_ref_by_pieces_1): Properly handle
7962 MISALIGNED_INDIRECT_REF.
7963 (do_regular_insertion): Handle fully redundant
7964 expressions after PHI-translation also for SSA_NAME values, not
7965 only constants. Correctly use edoubleprime for that.
7967 2008-08-19 Ira Rosen <irar@il.ibm.com>
7969 * tree-vectorizer.c (supportable_widening_operation): Support
7970 multi-step conversion, return the number of steps in such conversion
7971 and the required intermediate types.
7972 (supportable_narrowing_operation): Likewise.
7973 * tree-vectorizer.h (vect_pow2): New function.
7974 (supportable_widening_operation): Change argument types.
7975 (supportable_narrowing_operation): Likewise.
7976 (vectorizable_type_promotion): Add an argument.
7977 (vectorizable_type_demotion): Likewise.
7978 * tree-vect-analyze.c (vect_analyze_operations): Call
7979 vectorizable_type_promotion and vectorizable_type_demotion with
7980 additional argument.
7981 (vect_get_and_check_slp_defs): Detect patterns.
7982 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
7984 (vect_analyze_slp_instance): Don't fail in case of multiple types.
7985 Call vect_build_slp_tree with correct arguments. Calculate unrolling
7986 factor according to the smallest type in the loop.
7987 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
7988 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
7989 supportable_widening_operation with correct arguments.
7990 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
7991 operands lists according to the number of vector statements in left
7992 or right node, if exists.
7993 (vect_gen_widened_results_half): Remove unused argument.
7994 (vectorizable_conversion): Call supportable_widening_operation,
7995 supportable_narrowing_operation, and vect_gen_widened_results_half
7996 with correct arguments.
7997 (vectorizable_assignment): Change documentation, support multiple
7999 (vectorizable_operation): Likewise.
8000 (vect_get_loop_based_defs): New function.
8001 (vect_create_vectorized_demotion_stmts): Likewise.
8002 (vectorizable_type_demotion): Support loop-aware SLP and general
8003 multi-step conversion. Call vect_get_loop_based_defs and
8004 vect_create_vectorized_demotion_stmts for transformation.
8005 (vect_create_vectorized_promotion_stmts): New function.
8006 (vectorizable_type_promotion): Support loop-aware SLP and general
8007 multi-step conversion. Call vect_create_vectorized_promotion_stmts
8009 (vectorizable_store): Change documentation, support multiple
8011 (vectorizable_load): Likewise.
8012 (vect_transform_stmt): Pass SLP_NODE to
8013 vectorizable_type_promotion and vectorizable_type_demotion.
8014 (vect_schedule_slp_instance): Move here the calculation of number
8015 of vectorized statements for each node from...
8016 (vect_schedule_slp): ... here.
8017 (vect_transform_loop): Call vect_schedule_slp without the last
8020 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
8023 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
8024 to == in assert statement.
8025 (vectorizable_reduction): Fix typo.
8027 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8030 * value-prof.c (check_counter): Dereference pointer to overall
8031 count when printing it.
8033 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8035 * profile.h: Really add it.
8037 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
8039 * mcf.c: Really add it.
8041 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
8042 Vinodha Ramasamy <vinodha@google.com>
8044 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
8046 * value-prof.c (check_counter): Fix the counter if
8047 flag_profile_correction is true.
8048 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
8049 tree_mod_subtract_transform):
8050 Follow check_counter parameter change.
8051 * common.opt (fprofile-correction): New option.
8053 * profile.h: Likewise.
8054 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
8055 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
8056 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
8058 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
8059 flag_profile_correction is set.
8061 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
8063 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
8065 2008-08-18 Tomas Bily <tbily@suse.cz>
8067 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
8068 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
8070 * tree-data-ref.c (split_constant_offset_1): Likewise.
8071 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
8072 * tree-sra.c (sra_walk_expr): Likewise.
8073 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
8074 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
8075 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
8076 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
8078 * gimple.c (gimple_assign_unary_nop_p): Likewise.
8079 * tree-vect-transform.c (vectorizable_type_demotion)
8080 (vectorizable_type_promotion): Likewise.
8081 * tree-inline.c (expand_call_inline):
8082 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
8083 (forward_propagate_addr_expr_1, forward_propagate_comparison)
8084 (tree_ssa_forward_propagate_single_use_vars): Likewise.
8085 * expr.c (expand_expr_real_1): Likewise.
8086 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
8087 (gimple_assign_unary_useless_conversion_p): Likewise.
8088 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8089 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
8090 * fold-const.c (fold_unary): Likewise.
8091 * tree.h (CONVERT_EXPR_P): Likewise.
8092 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
8093 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
8095 (register_edge_assert_for_2, extract_range_from_unary_expr)
8096 (register_edge_assert_for_1): Likewise.
8098 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8100 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
8101 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
8102 (enum real_value_const): Delete.
8103 (get_real_const): Delete.
8104 * real.c (get_real_const): Delete.
8105 (dconst_e_ptr): Define.
8106 (dconst_third_ptr): Define.
8107 (dconst_sqrt2_ptr): Define.
8108 * builtins.c: Update all callers.
8110 2008-08-18 Richard Guenther <rguenther@suse.de>
8112 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
8113 statement iterator after statement removal.
8115 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
8117 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
8118 (detect_processor_freebsd): Likewise.
8119 (host_detect_local_cpu): Call newly added functions for FreeBSD.
8121 2008-08-18 Richard Guenther <rguenther@suse.de>
8123 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
8124 and loads have the correct types.
8126 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8129 * c-opts.c (cpp_opts): Remove static.
8130 * c-parser.c (cpp_opts): Declare it extern.
8131 (disable_extension_diagnostics): Handle cpp options.
8132 (enable_extension_diagnostics): Likewise.
8134 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8136 * diagnostics.c (permerror_at): Rename as permerror.
8137 (permerror): Delete.
8138 * toplev.h: Likewise.
8140 2008-08-18 Richard Guenther <rguenther@suse.de>
8142 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
8143 sdse1 and addressables2 passes. Replace dce1 with cddce1.
8144 Move call_cdce before build_alias. Move copyrename2,
8145 cunrolli and ccp2 beafore build_alias. Re-add addressable2
8146 right after final inlining.
8147 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
8148 (pass_build_cfg): But instead via TODO_dump_func.
8150 2008-08-18 Richard Guenther <rguenther@suse.de>
8152 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
8154 (scalarize_init): If we failed to generate some initializers
8155 do not generate zeros for not instantiated members. Instead
8156 rely on the copy out.
8157 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
8158 about missing flow-sensitive alias info only if we have
8161 2008-08-17 Nick Clifton <nickc@redhat.com>
8163 * doc/extend.texi (Function Attributes): Fix typo in description
8164 if hot function attribute.
8166 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
8167 Richard Sandiford <rdsandiford@googlemail.com>
8169 * doc/install.texi (--with-mips-plt): Document.
8170 * doc/invoke.texi (-mplt, -mno-plt): Document.
8171 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
8172 and handle ${with_mips_plt}.
8173 * config/mips/mips.opt (mplt): New option.
8174 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
8175 (TARGET_ABICALLS_PIC2): Likewise.
8176 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
8177 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
8178 (ASM_SPEC): Use !mabi=* instead of !mabi*.
8179 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
8180 to decide whether to output ".option picX" directives.
8181 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
8182 Pass -call_nonpic rather than -KPIC for -mplt.
8183 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
8184 on the command line. Also remove it when -mabi=64 is used without
8186 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
8187 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
8188 TARGET_ABICALLS_PIC0.
8189 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
8191 (mips16_build_function_stub): Only output ".option pic" directives
8192 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
8193 (mips16_build_call_stub): Fix comment and remove redundant
8194 ".set at"/"set .noat" directives.
8195 (mips_function_rodata_section): Use the default behaviour for
8196 TARGET_ABSOLUTE_ABICALLS.
8197 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
8198 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
8199 (mips_restore_gp): Do nothing if the current function doesn't use
8201 (mips_expand_prologue): Only save $gp if the current function uses it.
8202 Use a normal move for TARGET_ABICALLS_PIC0.
8203 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
8205 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
8207 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
8208 of function when handling GLOBAL_POINTER_REGNUM.
8210 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
8213 * common.opt (-fstack-check): Do not declare the variable here.
8214 (-fstack-check=): New option variant.
8215 * doc/invoke.texi (Code Gen Options): Document it.
8216 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
8217 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
8218 (STACK_CHECK_STATIC_BUILTIN): New macro.
8219 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
8220 * opts.c: Include expr.h.
8221 (common_handle_option) <OPT_fold_stack_check_>: New case.
8222 <OPT_fstack_check>: Likewise.
8223 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
8224 consistently in the test for variable-sized types. Adjust for
8225 new behaviour of flag_stack_check.
8226 * explow.c: Include except.h.
8227 (allocate_dynamic_stack_space): Do not take into account
8228 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
8229 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
8230 for variable-sized parameters. Treat all parameters whose size is
8231 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
8232 stack checking is enabled.
8233 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
8234 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
8235 if generic stack checking is enabled.
8236 (expand_function_end): Adjust for new behaviour of flag_stack_check.
8237 * reload1.c (reload): Likewise.
8238 * stmt.c (expand_decl): Assert that all automatic variables have
8239 fixed size at this point and remove dead code.
8240 * flags.h (stack_check_type): New enumeration type.
8241 (flag_stack_check): Declare.
8242 * toplev.c (flag_stack_check): New global variable.
8243 * Makefile.in (opts.o): Add dependency on EXPR_H.
8244 (explow.o): Add dependency on except.h.
8246 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
8248 * config/avr/avr.c (avr_override_options): Reduce value of
8249 PARAM_INLINE_CALL_COST.
8251 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
8253 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
8254 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
8255 lieu of TYPE_MODE (type) throughout.
8257 2008-08-15 Joseph Myers <joseph@codesourcery.com>
8259 * config/arm/arm.c (add_minipool_backward_ref): Check for
8260 8-byte-aligned entries in second case of forcing insertion after a
8261 particular entry. Change third case to avoid inserting
8262 non-8-byte-aligned entries before 8-byte-aligned ones.
8264 2008-08-15 Richard Guenther <rguenther@suse.de>
8266 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
8267 strip components for unknown size accesses.
8269 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
8271 * config/s390/2097.md New file.
8272 * config/s390/s390.md ("z10prop" attribute): Define none,
8273 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
8274 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
8275 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
8276 possible values and apply them to insns as appropriate.
8277 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
8278 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
8279 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
8280 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
8281 ("bfp" mode attribute): Removed. Every occurence replaced
8283 * config/s390/s390.c (struct "z10_cost"): Updated entries.
8284 * config/s390/2084.md (insn_reservation "x_itof"): Updated
8287 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8290 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
8293 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
8295 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
8296 additional argument. Support reduction when duplication is needed due
8297 to data-types of different sizes in the loop.
8298 (get_initial_def_for_induction): Fix printout.
8299 (vect_get_vec_def_for_stmt_copy): Support case where the
8300 vec_stmt_for_operand is a phi node.
8301 (vectorizable_reduction): Support reduction when duplication is needed
8302 due to data-types of different sizes in the loop.
8303 (vectorizable_call): Remove restriction to not vectorize in case we
8304 have data-types of different sizes in the loop.
8305 (vectorizable_conversion): Likewise.
8306 (vectorizable_operation): Likewise.
8307 (vectorizable_type_demotion): Likewise.
8308 (vectorizable_type_promotion): Likewise.
8309 (vectorizable_induction): Add restriction to not vectorize in case
8310 we have data-types of different sizes in the loop.
8312 2008-08-14 Christophe Saout <christophe@saout.de>
8313 Uros Bizjak <ubizjak@gmail.com>
8316 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
8317 (*vec_concatv2di_rex64_sse4_1): Ditto.
8318 (*vec_concatv2di_rex64_sse): Ditto.
8320 2008-08-14 Jakub Jelinek <jakub@redhat.com>
8323 * fold-const.c (fold_widened_comparison): Do not allow
8324 sign changes that change the result even if shorter type
8325 is wider than arg1_unw's type.
8327 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
8329 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
8330 Skip if the multilib testing specifies -march that does not
8331 agree with the one specified in the testcase.
8333 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8335 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
8336 zero extend SImode values being converted to TFmode before passing
8339 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8341 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
8342 __PPU__ when targeting the Cell/B.E. PPU processor.
8344 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
8346 * gimple.h (gimple_call_set_chain): Accept SSA variables.
8347 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
8348 Rematerialize the static chain, if any.
8349 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
8352 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8354 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
8355 (new_loc_descr): Likewise.
8356 (add_loc_descr): Likewise.
8357 (size_of_loc_descr): Likewise.
8358 (size_of_locs): Likewise.
8359 (output_loc_operands): Likewise.
8360 (output_loc_sequence): Likewise.
8361 (new_reg_loc_descr): New.
8362 (build_cfa_loc): Use it.
8363 (build_cfa_aligned_loc): Likewise.
8364 (one_reg_loc_descriptor): Likewise.
8365 (based_loc_descr): Likewise.
8367 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8370 * doc/invoke.texi (Wmain): Update.
8371 * c-decl.c (start_decl): warn_main is only 0 or 1.
8372 (start_function): Likewise. Fix formatting.
8373 (finish_function): Delete redundant warning.
8374 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
8375 * c-opts (c_common_handle_option): -Wall only has effect if
8376 warn_main is uninitialized. OPT_Wmain is automatically
8377 handled. -pedantic also enables Wmain.
8378 (c_common_post_options): Handle all logic for Wmain here.
8379 * c-common.c (warn_main): Delete.
8380 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
8381 * c-common.h (warn_main): Delete.
8383 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
8386 * expr.c (emit_group_store): Allocate stack temp with the
8387 largest alignment when copying from register to stack.
8389 2008-08-13 Richard Guenther <rguenther@suse.de>
8391 * tree.h (maybe_fold_offset_to_address): Declare.
8392 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
8393 (ccp_fold): Handle pointer conversions the same as fold_stmt.
8394 Likewise for POINTER_PLUS_EXPR.
8395 (maybe_fold_offset_to_reference): Enable disabled code.
8396 (maybe_fold_offset_to_address): New function.
8397 (fold_stmt_r): Use it.
8398 (fold_gimple_assign): Likewise.
8399 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
8400 (gimplify_expr): Likewise.
8402 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8404 * toplev.h (pedwarn_at): Fix declaration.
8406 2008-08-13 Joseph Myers <joseph@codesourcery.com>
8408 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
8409 LINK_SPEC): Use %R in -Y P argument.
8411 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8414 * diagnostic.c (pedwarn_at): New.
8415 * toplev.h (pedwarn_at): Declare.
8416 * c-tree.h (build_enumerator): Update declaration.
8417 * c-decl.c (finish_enum): Update comment.
8418 (build_enumerator): Take a location parameter. Give a pedwarn but do
8419 not perform any conversion.
8420 * c-parser.c (c_parser_enum_specifier): Set correct location for
8423 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8426 * c-common.c (conversion_warning): Use a switch. Ignore boolean
8427 expressions except for conversions to signed:1 bitfields. Handle
8428 COND_EXPR with constant operands.
8430 2008-08-13 Richard Guenther <rguenther@suse.de>
8432 PR tree-optimization/15255
8433 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
8434 (struct oecount_s): New struct and VEC types.
8436 (oecount_hash): New function.
8437 (oecount_eq): Likewise.
8438 (oecount_cmp): Likewise.
8439 (zero_one_operation): New function.
8440 (build_and_add_sum): Likewise.
8441 (undistribute_ops_list): Perform un-distribution of multiplication
8442 and division on the chain of summands.
8443 (should_break_up_subtract): Also break up subtracts for factors.
8444 (reassociate_bb): Delete dead visited statements.
8445 Call undistribute_ops_list. Re-sort and optimize if it did something.
8446 * passes.c (init_optimization_passes): Move DSE before
8448 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
8451 2008-08-12 Janis Johnson <janis187@us.ibm.com>
8453 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
8455 * doc/invoke.texi: Revert unintended checkin.
8457 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
8460 * gcc.c (include_spec_function): Tweak call to find_a_file.
8462 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8465 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
8466 and TRUTH_ORIF_EXPR.
8467 * dojump.c (do_jump): Likewise.
8469 PR tree-optimization/37084
8470 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
8471 if id->regimplify, don't assume stmt is a cast assignment.
8473 2008-08-12 Anatoly Sokolov <aesok@post.ru>
8475 * final.c (final_scan_insn): Use app_enable/app_disable functions.
8477 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8480 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
8483 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8485 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
8486 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
8488 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
8489 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
8490 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
8491 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
8492 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
8494 * doc/tm.texi (Storage Layout): Remove documentation for
8495 TARGET_FLOAT_FORMAT.
8497 * simplify-rtx.c (simplify_binary_operation_1): Replace
8498 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
8500 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8502 * real.h (struct real_format): New member has_sign_dependent_rounding.
8503 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
8504 spu_single_format, ieee_double_format, mips_double_format,
8505 motorola_double_format, ieee_extended_motorola_format,
8506 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8507 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8508 mips_extended_format, ieee_quad_format, mips_quad_format,
8509 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8510 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8512 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8513 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8514 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
8515 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
8516 (ROUND_TOWARDS_ZERO): Likewise.
8518 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
8519 (FLOAT_MODE_FORMAT): New macro.
8520 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
8521 (MODE_COMPOSITE_P): ... this new macro.
8522 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8523 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
8524 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
8526 * flags.h: Include "real.h".
8528 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
8529 REAL_MODE_FORMAT_COMPOSITE_P.
8530 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
8532 * doc/tm.texi (Storage Layout): Remove documentation of
8533 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
8534 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
8535 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
8536 they only apply to libgcc2.a.
8538 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8540 * config/spu/float_disf.c: New file.
8541 * config/spu/float_unsdisf.c: New file.
8542 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
8543 (LIB2FUNCS_EXCLUDE): Define.
8545 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8546 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8548 * real.h (struct real_format): New member round_towards_zero.
8549 * real.c (round_for_format): Respect fmt->round_towards_zero.
8550 (ieee_single_format, mips_single_format, motorola_single_format,
8551 spu_single_format, ieee_double_format, mips_double_format,
8552 motorola_double_format, ieee_extended_motorola_format,
8553 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
8554 ieee_extended_intel_96_round_53_format, ibm_extended_format,
8555 mips_extended_format, ieee_quad_format, mips_quad_format,
8556 vax_f_format, vax_d_format, vax_g_format): Initialize it.
8557 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
8559 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
8560 real_format to choose rounding mode when calling MPFR functions.
8561 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
8562 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
8564 * real.h (real_to_decimal_for_mode): Add prototype.
8565 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
8566 Respect target rounding mode when generating decimal representation.
8567 (real_to_decimal): New stub for backwards compatibility.
8568 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
8569 real_to_decimal_for_mode instead of real_to_decimal.
8571 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
8573 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8574 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8576 * real.c (spu_single_format): New variable.
8577 * real.h (spu_single_format): Declare.
8579 * config/spu/spu.c (spu_override_options): Install SFmode format.
8580 (spu_split_immediate): Use integer mode to operate on pieces of
8581 floating-point values in all cases.
8583 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
8584 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
8585 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
8587 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8589 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
8591 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8593 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
8595 2008-08-12 Jakub Jelinek <jakub@redhat.com>
8598 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
8599 on the VAR_DECL instead of TYPE_READONLY on its type.
8601 2008-08-12 Ira Rosen <irar@il.ibm.com>
8603 * tree-vectorizer.c: Depend on langhooks.h.
8604 (supportable_widening_operation): Add two arguments. Support double
8606 (supportable_narrowing_operation): Likewise.
8607 * tree-vectorizer.h (supportable_widening_operation): Add two
8609 (supportable_narrowing_operation): Likewise.
8610 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
8611 supportable_widening_operation with correct arguments.
8612 * tree-vect-transform.c (vectorizable_conversion): Likewise.
8613 (vectorizable_type_demotion): Support double type conversions.
8614 (vectorizable_type_promotion): Likewise.
8615 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
8617 2008-08-11 Michael Matz <matz@suse.de>
8619 * i386/i386.c (override_options): Move initialisation from
8620 flag_schedule_insns_after_reload to here from ...
8621 (optimization_options): ... here.
8623 2008-08-11 Jakub Jelinek <jakub@redhat.com>
8625 PR rtl-optimization/36998
8626 * dwarf2out.c (compute_barrier_args_size_1,
8627 compute_barrier_args_size): Temporarily remove assertions.
8629 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8632 * tree-ssa.c (struct walk_data): Add new flag
8633 warn_possibly_uninitialized.
8634 (warn_uninitialized_var): Use it.
8635 (warn_uninitialized_vars): New.
8636 (execute_early_warn_uninitialized): Call it.
8637 (execute_late_warn_uninitialized): Likewise.
8639 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
8642 * reload1.c (gen_reload): Guard calls to get_secondary_mem
8645 2008-08-09 Jan Hubicka <jh@suse.cz>
8648 * optabs.c (maybe_emit_unop_insn): Remove produced code if
8650 (expand_fix): Be prepared for expansion to fail.
8651 (expand_sfix_optab): Remove instructions if expansion failed.
8653 2008-08-09 Anatoly Sokolov <aesok@post.ru>
8655 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
8657 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
8658 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
8660 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8662 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
8663 mips/t-libgcc-mips16 to tmake_file.
8664 * config/mips/mips-protos.h (mips_call_type): New enum.
8665 (mips_pic_base_register, mips_got_load): Declare.
8666 (mips_restore_gp): Take an rtx argument.
8667 (mips_use_pic_fn_addr_reg_p): Declare.
8668 (mips_expand_call): Replace the sibcall_p argument with
8669 a mips_call_type argument. Add a lazy_p parameter.
8670 (mips_split_call): Declare.
8671 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
8672 (MIPS16_PIC_TEMP): Likewise.
8673 (reg_class): Delete M16_NA_REGS.
8674 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
8675 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
8676 (mips_split_hi_p): Declare.
8677 * config/mips/mips.c (mips_split_hi_p): New array.
8678 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
8679 (mips_got_symbol_type_p): New function.
8680 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
8681 (mips16_stub_function_p): New function.
8682 (mips16_local_function_p): Likewise.
8683 (mips_use_pic_fn_addr_reg_p): Likewise.
8684 (mips_cannot_force_const_mem): Return false for HIGHs.
8685 Extend CONST_INT and symbolic handling to MIPS16, using
8686 mips_symbol_insns to check that the base symbol type is a
8687 legitimate constant. Reject GOT-based constants if
8688 TARGET_MIPS16_PCREL_LOADS.
8689 (mips_const_insns): Check targetm.cannot_force_const_mem when
8690 decomposing a symbolic base and a large offset.
8691 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
8692 When calling a function that needs $25 from MIPS16 code,
8693 move the target address into $25 separately and add a USE
8695 (mips16_gp_pseudo_reg): Insert the initializer immediately
8696 before the first real insn.
8697 (mips_pic_base_register, mips_got_load): New functions.
8698 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
8699 parameter to LOW_OUT. Say that it can be any valid SET_SRC
8700 when splitting a load-address operation. Split SYMBOL_GOT_DISP
8701 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
8702 (mips_call_tls_get_addr): Update the call to mips_expand_call,
8703 also passing NULL_RTX rather than const0_rtx as the aux argument.
8704 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
8705 instead of TARGET_EXPLICIT_RELOCS.
8706 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
8707 (mips_load_call_address): Replace the sibcall_p argument with
8708 a mips_call_type argument. Use mips_got_load.
8709 (mips16_local_alias): New structure.
8710 (mips16_local_aliases): New variable.
8711 (mips16_local_aliases_hash): New function.
8712 (mips16_local_aliases_eq): Likewise.
8713 (mips16_local_alias): Likewise.
8714 (mips16_stub_function): Likewise.
8715 (mips16_build_function_stub): Create a local alias for the target
8716 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
8717 .cpload directive and an R_MIPS_NONE relocation for the target
8718 function, then load the alias rather than the function itself.
8719 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
8720 (mips16_copy_fpr_return_value): Use mips16_stub_function and
8721 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
8722 (mips16_build_call_stub): Replace the FN parameter with an
8723 FN_PTR parameter. Force the address into a register if it
8724 isn't a call_insn_operand; don't rely on the caller to do this.
8725 If a call to a locally-defined and locally-binding MIPS16
8726 function must be made indirectly, redirect the call to the
8727 function's local alias. Use mips16_stub_function_p,
8728 mips16_stub_function, mips_expand_call and use_reg.
8729 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
8730 Use explicit %hi and %lo accesses where possible.
8731 Use MIPS_CALL to generate the correct code form of a
8732 jal instruction. Add clobbers of $18 instead of uses.
8733 Update the call to mips_emit_call_insn.
8734 (mips_expand_call): Replace the SIBCALL_P argument with a
8735 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
8736 Take a LAZY_P parameter. Call mips16_build_call_stub first,
8737 allowing it to modify the call address. Update the calls to
8738 mips_load_call_address and mips_emit_call_insn.
8739 (mips_split_call): New function.
8740 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
8741 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
8742 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
8743 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
8744 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
8746 (mips_cprestore_slot): New function.
8747 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
8748 and use mips_cprestore_slot.
8749 (mips_output_function_prologue): Handle TARGET_MIPS16 for
8751 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
8752 then use a copygp_mips16 instruction to set up $28.
8753 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
8754 (mips16_lay_out_constants): Call split_all_insns_noflow.
8755 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
8756 false if TARGET_MIPS16.
8757 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
8758 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
8759 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
8760 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
8761 MIPS16 code. Allow MIPS16 o32 PIC.
8762 (mips_override_options): Allow MIPS16 o32 PIC.
8763 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
8764 after reload if TARGET_USE_GOT.
8765 (UNSPEC_COPYGP): New constant.
8766 (length): Use a default length of 8 for MIPS16 GOT loads.
8767 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
8768 (*got_page<mode>): Check mips_split_hi_p.
8769 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
8770 (unspec_got<mode>, unspec_call<mode>): New expanders.
8771 (load_got<mode>, load_call<mode>): Remove the length attributes.
8772 Use a got attribute instead of a type attribute.
8773 (copygp_mips16): New insn.
8774 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
8775 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
8776 (sibcall, sibcall_value, call, call_value): Update the calls
8777 to mips_expand_call.
8778 (call_internal, call_value_internal): Use mips_split_call.
8779 (call_value_multiple_internal): Likewise.
8780 (call_split): Move after call_internal (the insn it is split from).
8781 (call_internal_direct, call_value_internal_direct): Turn into
8782 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
8783 (call_direct_split, call_value_direct_split): New patterns.
8784 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
8785 and use M16_REGS instead of M16_NA_REGS.
8786 * config/mips/predicates.md (const_call_insn_operand): Replace
8787 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
8788 mips_use_pic_fn_addr_reg_p check.
8789 (move_operand): Reject HIGHs if mips_split_hi_p.
8790 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
8791 (__mips16_floatunsisf): Inline __mips16_floatsisf.
8792 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
8793 * config/mips/libgcc-mips16.ver: New file.
8794 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
8795 $(srcdir)/config/mips/libgcc-mips16.ver.
8797 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8799 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
8801 (mips_unspec_address, mips_unspec_offset_high): Likewise.
8802 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
8803 (mips16_cfun_returns_in_fpr_p): Likewise.
8805 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8807 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
8808 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
8809 rather than 4 to PC.
8811 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8813 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
8814 (FUNCTION_PROFILER): Save the static chain pointer into $2
8815 beforehand and restore it aftewards.
8816 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
8817 address directly into $25 and call the function through $25;
8818 do not clobber $3. Pad the DImode version to cover the space
8819 left by the deleted $25 <- $3 move.
8820 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
8821 the removal of the $25 <- $3 move.
8822 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
8823 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
8825 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8826 Daniel Jacobowitz <dan@codesourcery.com>
8828 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
8829 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
8830 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
8831 * config/mips/mips.c (mips_start_function_definition): New function.
8832 (mips_end_function_definition): Likewise.
8833 (mips_output_function_prologue): Use mips_start_function_definition.
8834 (mips_output_function_epilogue): Use mips_end_function_definition.
8835 (build_mips16_function_stub): Use mips_start_function_definition
8836 and mips_end_function_definition.
8837 (build_mips16_call_stub): Likewise.
8839 2008-08-09 Richard Guenther <rguenther@suse.de>
8841 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
8842 * gimple.h (gimple_call_fn): Adjust comment.
8843 (gimple_call_set_fndecl): New function.
8844 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
8845 longer having bare FUNCTION_DECL operand.
8846 (gimple_call_return_type): Likewise.
8847 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
8849 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
8850 (gimple_mod_pow2): Likewise.
8851 (gimple_mod_subtract): Likewise.
8852 (gimple_ic): Likewise.
8853 (gimple_stringop_fixed_value): Likewise.
8854 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
8855 longer having bare FUNCTION_DECL operand.
8856 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
8857 * omp-low.c (optimize_omp_library_calls): Likewise.
8858 * cgraphunit.c (update_call_expr): Likewise.
8859 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
8860 (execute_convert_to_rsqrt): Likewise.
8861 * cfgexpand.c (gimple_to_tree): Simplify.
8862 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
8863 bare FUNCTION_DECL operand.
8864 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
8865 (convert_gimple_call): Use gimple_call_fndecl.
8866 * c-common.c (c_warn_unused_result): Likewise.
8868 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8871 * c-typeck.c (digest_init): Call verify_sequence_points from here.
8872 (c_finish_return): Likewise.
8873 (c_start_case): Likewise.
8874 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
8875 * c-parser.c (c_parser_condition): New. Call
8876 verify_sequence_points.
8877 (c_parser_paren_condition): Call c_parser_condition.
8878 (c_parser_for_statement): Call c_parser_condition.
8880 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8883 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
8884 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
8885 Moved from diagnostic.h
8886 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
8888 (emit_diagnostic): New.
8889 (warning0, pedwarn0): Delete.
8890 (warning, warning_at, pedwarn, permerror): Return bool.
8891 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
8892 Moved to diagnostic.c.
8893 (struct diagnostic_context): Use correct type for
8894 classify_diagnostic.
8895 (diagnostic_report_diagnostic): Update declaration.
8896 (emit_diagnostic): Declare.
8897 * errors.c (warning): Return bool.
8898 * errors.h (warning): Update declaration.
8899 * toplev.h (warning0, pedwarn0): Delete.
8900 (warning, warning_at, pedwarn, permerror): Return bool.
8901 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
8902 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
8903 inform. Update all calls.
8904 (diagnose_mismatched_decls): Check return value of warning/pedwarn
8905 before giving informative note.
8906 (implicit_decl_warning): Likewise.
8907 * c-typeck.c (build_function_call): Likewise.
8908 * tree-sssa.c (warn_uninit): Likewise.
8909 * builtins.c (gimplify_va_arg_expr): Likewise.
8911 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8914 * doc/invoke.texi (-Wextra): Move warning from here...
8915 (-Wuninitialized): ... to here.
8917 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8920 * flags.h (set_Wunused): Delete
8921 * toplev.c (process_options): Handle Wunused flags here.
8922 * opts.c (maybe_warn_unused_parameter): Delete.
8923 (common_handle_option): Replace set_Wunused by warn_unused.
8924 (set_Wextra): Do not handle Wunused-parameter here.
8925 (set_Wunused): Delete.
8926 * c-opts.c (c_common_handle_option): Replace set_Wunused by
8928 * common.opt (Wunused): Add Var and Init.
8929 (Wunused-function): Likewise.
8930 (Wunused-label): Likewise.
8931 (Wunused-parameter): Likewise.
8932 (Wunused-value): Likewise.
8933 (Wunused-variable): Likewise.
8935 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
8937 * doc/invoke.texi: Add cpu_type power7.
8938 * config.in (HAVE_AS_VSX): New.
8939 * config.gcc: Add cpu_type power7.
8940 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
8942 * configure: Regenerate.
8943 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
8945 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
8946 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
8947 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
8949 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
8951 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
8952 type to vectorize.builtin_conversion.
8953 (vectorizable_conversion): Likewise.
8954 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
8955 integral type as input.
8956 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
8958 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
8959 and ALTIVEC_BUILTIN_VCTSXS.
8960 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
8963 2008-08-08 Richard Guenther <rguenther@suse.de>
8965 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
8966 (surely_varying_stmt_p): Calls are varying only if they are
8967 non-builtin and not indirect or have no result.
8968 (ccp_fold): Re-instantiate code before the tuples merge.
8970 2008-08-08 Richard Guenther <rguenther@suse.de>
8972 PR tree-optimization/37056
8973 * gimple.h (gimple_assign_rhs_class): New helper function.
8974 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
8975 unary operations properly.
8977 2008-08-07 Jan Hubicka <jh@suse.cz>
8979 * i386.h (ix86_size_cost): Declare.
8980 (ix86_cur_cost): New function macro.
8981 * i386.md (peepholes expanding size and splitters): Predicate by
8982 optimize_insn_for_speed_p.
8983 (peepholes reduce size and splitters): Predicate by
8984 optimize_insn_for_size_p.
8985 * i386.c (ix86_size_cost): Rename from ...
8986 (size_cost): This one.
8987 (override_options): Update.
8988 (decide_alg): Likewise.
8989 (ix86_expand_clear): Use RTL profile.
8990 (ix86_pad_returns): Use RTL profile.
8992 2008-08-07 Jan Hubicka <jh@suse.cz>
8994 * recog.c (split_all_insns): Set RTL profile
8995 (peephole2_optimize): Likewise.
8996 * function.c (thread_prologue_and_epilogue_insns): Likewise.
8997 * combine.c (combine_instructions): Likewise.
8999 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9001 * c-common.c (c_common_reswords): Also warn about keyword "bool".
9003 2008-08-07 Bob Wilson <bob.wilson@acm.org>
9005 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
9006 value in a6 after the set_frame_ptr insn.
9008 2008-08-07 Richard Henderson <rth@redhat.com>
9011 * gcc.c (cpp_options): Pass along -g*.
9013 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9015 * config/arm/arm.c (output_move_neon): Update comment describing
9016 big-endian vector layout.
9017 (arm_assemble_integer): Do not handle big-endian NEON vectors
9019 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
9020 neon_vget_lane<mode>_sext_internal,
9021 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
9022 element indices for big-endian.
9024 2008-08-07 Richard Henderson <rth@redhat.com>
9026 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
9027 * configure, config.in: Rebuild.
9028 * debug.h (dwarf2out_do_cfi_asm): Declare.
9029 * c-cppbuiltin.c (c_cpp_builtins): Use it.
9030 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
9031 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
9032 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
9034 2008-08-07 Joseph Myers <joseph@codesourcery.com>
9036 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
9037 movv2si_internal): Combine into mov<mode>_internal.
9038 (movv2si_internal_2): Remove.
9040 2008-08-07 Jan Hubicka <jh@suse.cz>
9043 * i386.md (single stringop patterns): Enable unconditionally.
9045 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
9048 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
9050 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
9051 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
9053 * config/i386/sse.md (sse2_movq128): New.
9055 * doc/extend.texi: Document __builtin_ia32_movq128.
9057 2008-08-07 Richard Guenther <rguenther@suse.de>
9060 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
9061 pointers can access anything.
9063 2008-08-06 Jan Hubicka <jh@suse.cz>
9065 * optabs.c (emit_unop_insn): Break out to ...
9066 (maybe_emit_unop_insn): ... this one.
9067 (expand_sfix_optab): Use maybe variant.
9068 * optabs.h (maybe_emit_unop_insn): Declare.
9070 * i386.md (mov0 patterns): Enable by default.
9071 (FP conversion expanders): Disable expansion of code expanding
9072 sequences when instruction should be optimized for size.
9073 (single strinop patterns): Enable when optimizing for size.
9074 (string expanders): Disable expanding of code expanding sequences
9075 when optimizning instruction for size.
9076 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
9078 (ix86_fp_comparison_sahf_cost): Likewise.
9079 (ix86_expand_branch): Likewise.
9080 (ix86_expand_ashl_const): Likewise.
9081 (ix86_split_ashl): Likewise.
9082 (ix86_expand_strlen): Likewise.
9083 (ix86_emit_fp_unordered_jump): Likewie.
9085 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9087 * c-common.c: Fix typo.
9088 (c_common_reswords): Activate more C++ keyword warnings.
9090 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
9092 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9095 * diagnostic.c (permerror_at): New.
9096 * toplev.h (permerror_at): Declare.
9098 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
9099 Ira Rosen <irar@il.ibm.com>
9101 * tree-vect-transform.c (vect_model_simple_cost): Return
9102 immediately if stmt is pure SLP.
9103 (vect_model_store_cost): Ditto.
9104 (vect_model_load_cost): Ditto.
9105 (vectorizable_store): Remove PURE_SLP check before call
9106 to vect_model_store_cost.
9107 (vect_model_store_cost): When checking whether stmt describe
9108 strided access, add a check that it is not slp_node.
9110 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9113 * c-common.c (warn_for_sign_compare): New. Handle separately the
9114 case that 'constant' is zero.
9115 * c-typeck.c (build_binary_op): Move code to c-common.c
9117 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9119 * config/alpha/alpha.c (alpha_preferred_reload_class,
9120 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
9121 alpha_output_mi_thunk_osf): Avoid C++ keywords.
9122 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
9123 * config/arm/arm.md: Likewise.
9124 * config/avr/avr-protos.h (preferred_reload_class,
9125 test_hard_reg_class, avr_simplify_comparison_p,
9126 out_shift_with_cnt, class_max_nregs): Likewise.
9127 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
9128 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
9129 preferred_reload_class, test_hard_reg_class): Likewise.
9130 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
9131 bfin_memory_move_cost, bfin_secondary_reload,
9132 bfin_output_mi_thunk): Likewise.
9133 * config/crx/crx.c (crx_secondary_reload_class,
9134 crx_memory_move_cost): Likewise.
9135 * config/frv/frv-protos.h (frv_secondary_reload_class,
9136 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
9137 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
9138 frv_secondary_reload_class, frv_class_likely_spilled_p,
9139 frv_class_max_nregs): Likewise.
9140 * config/h8300/h8300.c (h8300_classify_operand,
9141 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
9143 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
9144 * config/ia64/ia64.c (ia64_preferred_reload_class,
9145 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
9146 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
9147 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
9149 * config/m68hc11/m68hc11.c (preferred_reload_class,
9150 m68hc11_memory_move_cost): Likewise.
9151 * config/mcore/mcore.c (mcore_secondary_reload_class,
9152 mcore_reload_class): Likewise.
9153 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
9154 mips_class_max_nregs, mips_cannot_change_mode_class,
9155 mips_preferred_reload_class, mips_secondary_reload_class,
9156 mips_output_mi_thunk): Likewise.
9157 * config/mmix/mmix.c (mmix_preferred_reload_class,
9158 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
9160 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
9162 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
9163 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
9164 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9165 * config/rs6000/rs6000.c (paired_expand_vector_init,
9166 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
9167 compare_section_name, rs6000_memory_move_cost): Likewise.
9168 * config/s390/s390.c (s390_emit_compare_and_swap,
9169 s390_preferred_reload_class, s390_secondary_reload,
9170 legitimize_pic_address, legitimize_tls_address,
9171 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
9172 s390_class_max_nregs): Likewise.
9173 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
9174 * config/s390/s390.md: Likewise.
9175 * config/score/score-protos.h (score_secondary_reload_class,
9176 score_preferred_reload_class): Likewise.
9177 * config/score/score.c (score_preferred_reload_class,
9178 score_secondary_reload_class): Likewise.
9179 * config/score/score3.c (score3_output_mi_thunk,
9180 score3_preferred_reload_class, score3_secondary_reload_class,
9181 score3_hard_regno_mode_ok): Likewise.
9182 * config/score/score3.h (score3_preferred_reload_class,
9183 score3_secondary_reload_class): Likewise.
9184 * config/score/score7.c (score7_output_mi_thunk,
9185 score7_preferred_reload_class, score7_secondary_reload_class,
9186 score7_hard_regno_mode_ok): Likewise.
9187 * config/score/score7.h (score7_preferred_reload_class,
9188 score7_secondary_reload_class): Likewise.
9189 * config/sh/sh.c (prepare_move_operands, output_far_jump,
9190 output_branchy_insn, add_constant, gen_block_redirect,
9191 sh_insn_length_adjustment, sh_cannot_change_mode_class,
9192 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
9193 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
9194 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
9195 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
9196 xstormy16_preferred_reload_class): Likewise.
9197 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
9198 xtensa_expand_atomic, override_options,
9199 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
9201 * reorg.c (try_merge_delay_insns): Likewise.
9202 * tree.c (merge_dllimport_decl_attributes): Likewise.
9204 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
9206 2008-08-06 Michael Matz <matz@suse.de>
9208 * Makefile.in (write_entries_to_file): Quote words.
9209 * gengtype.c: (read_input_line): Skip over leading white-space.
9211 2008-08-06 Marc Gauthier <marc@tensilica.com>
9213 * config.gcc: Match more processor names for Xtensa.
9214 * configure.ac: Likewise.
9215 * doc/install.texi (Specific): Likewise.
9216 * configure: Regenerate.
9218 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9220 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
9221 * calls.c (avoid_likely_spilled_reg): Likewise.
9222 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
9223 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
9224 * config/i386/i386.c (ix86_expand_special_args_builtin,
9225 ix86_secondary_reload): Likewise.
9226 * except.c (struct eh_region, gen_eh_region_catch,
9227 remove_unreachable_regions, duplicate_eh_regions,
9228 assign_filter_values, build_post_landing_pads,
9229 sjlj_find_directly_reachable_regions, remove_eh_handler,
9230 reachable_next_level, foreach_reachable_handler,
9231 can_throw_internal_1, can_throw_external_1,
9232 collect_one_action_chain): Likewise.
9233 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
9234 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
9235 * function.c (update_temp_slot_address, instantiate_new_reg,
9236 instantiate_virtual_regs_in_rtx,
9237 instantiate_virtual_regs_in_insn): Likewise.
9238 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
9239 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
9240 gimplify_cleanup_point_expr): Likewise.
9241 * ipa-cp.c (ipcp_lattice_changed): Likewise.
9242 * passes.c (next_pass_1): Likewise.
9243 * print-tree.c (print_node_brief, print_node): Likewise.
9244 * profile.c (branch_prob): Likewise.
9245 * tree-dump.c (dump_register): Likewise.
9246 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
9248 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
9249 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
9250 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
9251 copy_arguments_for_versioning, copy_static_chain): Likewise.
9252 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
9253 add_new_name_mapping, register_new_name_mapping): Likewise.
9254 * tree-mudflap.c (mf_xform_derefs): Likewise.
9255 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
9256 get_init_expr, combine_chains): Likewise.
9257 * tree-pretty-print.c (dump_generic_node): Likewise.
9258 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
9259 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
9260 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
9261 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
9263 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9266 * calls.c (expand_call): Use the biggest preferred stack
9269 2008-08-06 Michael Matz <matz@suse.de>
9272 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
9273 for reused reload, instead of overwriting them.
9275 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
9278 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
9279 for incoming stack boundary.
9281 * function.c (assign_parm_find_entry_rtl): Update
9282 parm_stack_boundary.
9284 * function.h (rtl_data): Add parm_stack_boundary.
9286 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
9287 parm_stack_boundary for incoming stack boundary.
9289 2008-08-06 Joseph Myers <joseph@codesourcery.com>
9291 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
9292 for unrepresentable subregs or treat them as equal to other regs
9293 or subregs with the same register number.
9295 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
9298 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
9301 2008-08-06 Jan Hubicka <jh@suse.cz>
9303 * predict.c (maybe_hot_frequency_p): When profile is absent, all
9304 frequencies might be hot.
9306 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
9308 * reload.c (find_reloads): Force constants into literal pool
9309 also if they are wrapped in a SUBREG.
9311 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9314 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
9315 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
9316 Don't allow predicated instructions for data speculation.
9317 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
9320 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9322 * haifa-sched.c (extend_global): Split to extend_global_data and
9323 extend_region_data. Update all uses.
9324 (extend_all): Rename to extend_block_data.
9326 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
9328 * sched-rgn.c (new_ready): Check if instruction can be
9329 speculatively scheduled before attempting speculation.
9330 (debug_rgn_dependencies): Remove wrongful assert.
9332 2008-08-05 Bob Wilson <bob.wilson@acm.org>
9334 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
9336 2008-08-05 Bob Wilson <bob.wilson@acm.org>
9338 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
9339 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
9340 va_size, and type_size.
9342 2008-08-04 Jason Merrill <jason@redhat.com>
9345 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
9346 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
9348 2008-08-05 Richard Henderson <rth@redhat.com>
9350 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
9351 * configure: Rebuild.
9353 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
9356 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
9357 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
9360 2008-08-05 Richard Henderson <rth@redhat.com>
9362 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
9363 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
9364 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
9365 * common.opt (fdwarf2-cfi-asm): New.
9366 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
9367 * config.in, configure: Rebuild.
9368 * dwarf2asm.c (dw2_asm_output_data_raw): New.
9369 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
9371 (dw2_force_const_mem): Externalize.
9372 * dwarf2asm.h: Update.
9373 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
9374 generate a real label.
9375 (output_cfi_directive): New.
9376 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
9377 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
9378 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
9380 (dwarf2out_end_epilogue): Emit .cfi_endproc.
9381 (output_loc_operands_raw, output_loc_sequence_raw): New.
9382 (output_cfa_loc_raw): New.
9384 2008-08-05 Paul Brook <paul@codesourcery.com>
9386 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
9387 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
9388 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
9389 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
9390 * config/arm/arm.h (TARGET_VFPD32): Define.
9391 (TARGET_VFP3): Use TARGET_VFPD32.
9392 (fputype): Add FPUTYPE_VFP3D16.
9393 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
9394 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
9395 * config/arm/arm-cores.def: Add cortex-r4f.
9396 * config/arm/arm-tune.md: Regenerate.
9398 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9400 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
9401 Reword some comments throughout the file.
9403 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
9404 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
9405 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
9406 MFC_MIN_DMA_LIST_ELEMENTS.
9407 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
9408 MFC_MAX_DMA_LIST_ELEMENTS.
9410 (MFC_START_ENABLE): Remove PPU-only define.
9411 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
9412 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
9414 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
9415 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
9416 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
9417 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
9418 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
9419 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
9420 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
9422 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
9423 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
9424 (mfc_sdcrt, mfc_sdcrtst): Likewise.
9425 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
9427 (spu_read_machine_status): Fix typo.
9429 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9431 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
9432 SUBREG of multi-word hard register.
9433 * config/spu/spu.c (valid_subreg): Likewise.
9434 (adjust_operand): Handle SUBREGs of multi-word hard registers.
9436 2008-08-04 Richard Guenther <rguenther@suse.de>
9438 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
9439 the candidate with the stripped base if that base is different
9440 from the original base even for offset zero.
9442 2008-08-04 Richard Guenther <rguenther@suse.de>
9445 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
9446 check for no_overflow.
9448 2008-08-04 Richard Guenther <rguenther@suse.de>
9450 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
9452 2008-08-04 Paul Brook <paul@codesourcery.com>
9454 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
9455 (arm_order_regs_for_local_alloc): New function.
9456 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
9458 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
9460 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9463 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
9464 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
9465 (ix86_expand_epilogue): Likewise.
9467 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
9469 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
9472 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9474 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
9475 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
9476 (*movv2sf_internal_rex64): Ditto.
9478 2008-08-03 Jan Hubicka <jh@suse.cz>
9480 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
9481 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
9482 * expmed.c (expand_smod_pow2): Likewise.
9484 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
9487 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
9488 alternative 0 of operand 1.
9489 (*vec_concatv2di_rex64_sse): Ditto.
9490 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
9492 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
9493 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
9494 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
9495 (*movv2sf_internal_rex64): Ditto.
9497 2008-08-02 Richard Guenther <rguenther@suse.de>
9500 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
9501 (ssedoublesizemode): New mode attribute.
9502 (sse_shufps): Call gen_sse_shufps_v4sf.
9503 (sse_shufps_1): Macroize.
9504 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
9505 (sse2_shufpd_1): Macroize.
9506 (vec_extract_odd, vec_extract_even): New expanders.
9507 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
9508 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
9509 * i386.c (ix86_expand_vector_init_one_nonzero): Call
9510 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
9511 (ix86_expand_vector_set): Likewise.
9512 (ix86_expand_reduc_v4sf): Likewise.
9514 2008-08-01 Doug Kwan <dougkwan@google.com>
9516 * matrix-reorg.c: Re-enable all code.
9517 (struct malloc_call_data): Change CALL_STMT to gimple type.
9518 (collect_data_for_malloc_call): Tuplify.
9519 (struct access_site_info): Change STMT to gimple type.
9520 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
9521 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
9522 (struct free_info): Change STMT to gimple type.
9523 (struct matrix_access_phi_node): Change PHI to gimple type.
9524 (get_inner_of_cast_expr): Remove.
9525 (may_flatten_matrices_1): Tuplify.
9526 (may_flatten_matrices): Ditto.
9527 (mark_min_matrix_escape_level): Ditto.
9528 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
9529 (ssa_accessed_in_call_rhs): New
9530 (ssa_accessed_in_assign_rhs): New
9531 (record_access_alloc_site_info): Tuplify.
9532 (add_allocation_site): Ditto.
9533 (analyze_matrix_allocation_site): Ditto.
9534 (analyze_transpose): Ditto.
9535 (get_index_from_offset): Ditto.
9536 (update_type_size): Ditto.
9537 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
9538 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
9539 (analyze_accesses_for_phi_node): Tuplify.
9540 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
9541 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
9542 (analyze_matrix_accesses): Tuplify.
9543 (check_var_data): New call-back type for check_var_notmodified_p.
9544 (check_var_notmodified_p): Tuplify and use call-back struct to
9545 return statement found.
9546 (can_calculate_expr_before_stmt): Factor out statement related code
9548 (can_calculate_stmt_before_stmt): New.
9549 (check_allocation_function): Tuplify.
9550 (find_sites_in_func): Ditto.
9551 (record_all_accesses_in_func): Ditto.
9552 (transform_access_sites): Ditto.
9553 (transform_allocation_sites): Ditto.
9554 (matrix_reorg): Re-enable.
9555 (gate_matrix_reorg): Re-enable.
9557 2008-08-01 Jakub Jelinek <jakub@redhat.com>
9559 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
9560 for labels for which it hasn't been set yet. If it has been set,
9561 stop walking insns and continue with next worklist item.
9562 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
9563 if the only BARRIER is at the very end of a function.
9565 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9567 * cfgexpand.c (expand_stack_alignment): Assert that
9568 stack_realign_drap and drap_rtx must match.
9570 * function.c (instantiate_new_reg): If DRAP is used to realign
9571 stack, replace virtual_incoming_args_rtx with internal arg
9574 2008-08-01 Richard Guenther <rguenther@suse.de>
9576 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
9577 loop information only if we initialized it.
9578 (execute_pre): Call fini_pre with in_fre.
9579 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
9580 if we do not unroll because we hit max-completely-peeled-insns.
9581 Use our estimation for consistency, do allow shrinking.
9583 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
9585 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
9586 with MIN_STACK_BOUNDARY.
9587 (ix86_update_stack_boundary): Likewise.
9588 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
9591 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
9592 (MIN_STACK_BOUNDARY): This.
9594 2008-08-01 Richard Guenther <rguenther@suse.de>
9597 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
9599 2008-08-01 Richard Guenther <rguenther@suse.de>
9601 PR tree-optimization/36988
9602 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
9603 do not matter if that doesn't change volatile qualification.
9605 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
9607 * configure.ac: Do not generate libada-mk. Do not subst
9609 * libada-mk.in: Remove.
9610 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
9611 * configure: Regenerate.
9613 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
9615 * tree-pass.h: Added comment about not dumping passes with name
9616 starting with star in struct opt_pass.
9617 * passes.c (register_dump_files_1): Don't do dump for a pass with
9618 name starting with star.
9619 * doc/passes.texi (Pass manager): Mention pass names and special
9620 meaning of star prefix to avoid dump.
9622 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
9624 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
9626 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
9627 (ISA_MIPS64R2): New macro.
9628 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
9629 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
9630 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
9631 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
9632 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
9633 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
9634 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
9635 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
9636 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
9637 Move up to keep list alphabetically sorted.
9638 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
9639 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
9641 * doc/invoke.texi (MIPS Options): Add -mips64r2.
9642 (-march=@var{arch}): Add mips64r2.
9644 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9646 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
9648 2008-07-31 Steve Ellcey <sje@cup.hp.com>
9650 * expr.c (expand_assignment): Check for complete type.
9652 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9655 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
9657 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
9658 for stack alignment.
9660 * function.h (rtl_data): Add stack_realign_tried. Update comments.
9662 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
9664 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
9665 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
9667 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9669 PR rtl-optimization/36419
9670 * dwarf2out.c (barrier_args_size): New variable.
9671 (compute_barrier_args_size, compute_barrier_args_size_1): New
9673 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
9674 if not called yet in the current function, use barrier_args_size
9675 array to find the new args_size value.
9676 (dwarf2out_frame_debug): Free and clear barrier_args_size.
9678 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9681 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
9684 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
9687 * dwarf2out.c (dwarf2out_args_size_adjust): New.
9688 (dwarf2out_stack_adjust): Use it.
9689 (dwarf2out_frame_debug_expr): Likewise.
9691 2008-07-31 Richard Guenther <rguenther@suse.de>
9693 PR tree-optimization/36978
9694 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
9695 the generated condition.
9697 2008-07-31 Richard Guenther <rguenther@suse.de>
9699 * passes.c (init_optimization_passes): Always call
9700 pass_early_warn_uninitialized.
9701 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
9702 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
9703 * doc/passes.texi (Warn for uninitialized variables): Adjust.
9705 2008-07-31 Jakub Jelinek <jakub@redhat.com>
9708 * builtins.c (maybe_emit_free_warning): New function.
9709 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
9710 maybe_emit_free_warning for BUILT_IN_FREE.
9713 * dwarf2out.c (get_context_die): New function.
9714 (force_decl_die, force_type_die): Use it.
9715 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
9716 returns NULL, force generation of DW_TAG_typedef and put that into
9719 PR preprocessor/36649
9720 * c-pch.c (c_common_read_pch): Save and restore
9721 line_table->trace_includes across PCH restore.
9723 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
9726 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
9728 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
9731 * final.c (call_from_call_insn): Handle COND_EXEC.
9733 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9735 * builtins.c (std_gimplify_va_arg_expr): Replace
9736 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
9737 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
9739 2008-07-30 Joey Ye <joey.ye@intel.com>
9740 H.J. Lu <hongjiu.lu@intel.com>
9742 * builtins.c (expand_builtin_setjmp_receiver): Replace
9743 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
9744 (expand_builtin_apply_args_1): Likewise.
9745 (expand_builtin_longjmp): Need DRAP for stack alignment.
9746 (expand_builtin_apply): Likewise.
9748 * caller-save.c (setup_save_areas): Call assign_stack_local_1
9749 instead of assign_stack_local to allow alignment reduction.
9751 * calls.c (emit_call_1): Need DRAP for stack alignment if
9753 (expand_call): Replace virtual_incoming_args_rtx with
9754 crtl->args.internal_arg_pointer.
9755 * stmt.c (expand_nl_goto_receiver): Likewise.
9757 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
9758 alignment and store to stack_alignment_estimated and
9759 max_used_stack_slot_alignment.
9760 (expand_one_var): Likewise.
9761 (expand_stack_alignment): New function.
9762 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
9763 and stack_alignment_estimated fields in rtl_data. Call
9764 expand_stack_alignment at end.
9766 * defaults.h (INCOMING_STACK_BOUNDARY): New.
9767 (MAX_STACK_ALIGNMENT): Likewise.
9768 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
9769 (SUPPORTS_STACK_ALIGNMENT): Likewise.
9771 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
9772 stack alignment when generating virtual registers.
9774 * function.c (assign_stack_local): Renamed to ...
9775 (assign_stack_local_1): This. Add a parameter to indicate
9776 if it is OK to reduce alignment.
9777 (assign_stack_local): Use it.
9778 (instantiate_new_reg): Instantiate virtual incoming args rtx
9779 to vDRAP if stack realignment and DRAP is needed.
9780 (assign_parms): Collect parameter/return type alignment and
9781 contribute to stack_alignment_estimated.
9782 (locate_and_pad_parm): Likewise.
9783 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
9784 with crtl->args.internal_arg_pointer.
9786 * function.h (rtl_data): Add new field drap_reg,
9787 max_used_stack_slot_alignment, stack_alignment_estimated,
9788 stack_realign_needed, need_drap, stack_realign_processed and
9789 stack_realign_finalized.
9790 (stack_realign_fp): New macro.
9791 (stack_realign_drap): Likewise.
9793 * global.c (compute_regsets): Frame pointer is needed when
9794 stack is realigned. Can eliminate frame pointer when stack is
9795 realigned and dynamic realigned argument pointer isn't used.
9797 * reload1.c (update_eliminables): Frame pointer is needed
9798 when stack is realigned.
9799 (init_elim_table): Can eliminate frame pointer when stack is
9800 realigned and dynamic realigned argument pointer isn't used.
9802 * rtl.h (assign_stack_local_1): Declare new funtion.
9804 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
9805 (TARGET_GET_DRAP_RTX): Likewise.
9806 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
9807 TARGET_GET_DRAP_RTX.
9809 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
9811 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
9812 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
9814 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
9815 H.J. Lu <hongjiu.lu@intel.com>
9817 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
9818 vdrap_reg, stack_realign and drap_reg_saved.
9819 (add_cfi): Don't allow redefining CFA when DRAP is used.
9820 (reg_save): Handle stack alignment.
9821 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
9822 alignment. Don't generate DWARF information for (set fp sp)
9824 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
9826 (int_loc_descriptor): Move prototype forward. Also define if
9827 DWARF2_UNWIND_INFO is true.
9828 (output_cfa_loc): Handle DW_CFA_expression.
9829 (build_cfa_aligned_loc): New.
9830 (based_loc_descr): Update assert for stack realign. For local
9831 variables, use sp+offset when stack is aligned without drap and
9832 fp+offset when stack is aligned with drap. For arguments, use
9833 cfa+offset when drap is used to align stack.
9835 2008-07-30 Joey Ye <joey.ye@intel.com>
9836 H.J. Lu <hongjiu.lu@intel.com>
9838 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
9840 (ix86_gen_andsp): New.
9841 (ix86_user_incoming_stack_boundary): Likewise.
9842 (ix86_default_incoming_stack_boundary): Likewise.
9843 (ix86_incoming_stack_boundary): Likewise.
9844 (ix86_can_eliminate): Likewise.
9845 (find_drap_reg): Likewise.
9846 (ix86_update_stack_boundary): Likewise.
9847 (ix86_get_drap_rtx): Likewise.
9848 (ix86_finalize_stack_realign_flags): Likewise.
9849 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
9850 (TARGET_GET_DRAP_RTX): Likewise.
9851 (override_options): Overide option value for new options.
9852 (ix86_function_ok_for_sibcall): Remove check for
9853 force_align_arg_pointer.
9854 (ix86_handle_cconv_attribute): Likewise.
9855 (ix86_function_regparm): Likewise.
9856 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
9857 (ix86_va_start): Replace virtual_incoming_args_rtx with
9858 crtl->args.internal_arg_pointer.
9859 (ix86_select_alt_pic_regnum): Check DRAP register.
9860 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
9861 (ix86_compute_frame_layout): Compute frame layout wrt stack
9863 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
9864 (ix86_expand_prologue): Decide if stack realignment is needed
9865 and generate prologue code accordingly.
9866 (ix86_expand_epilogue): Generate epilogue code wrt stack
9867 realignment is really needed or not.
9869 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
9870 (ABI_STACK_BOUNDARY): Likewise.
9871 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
9872 (STACK_REALIGN_DEFAULT): Likewise.
9873 (INCOMING_STACK_BOUNDARY): Likewise.
9874 (MAX_STACK_ALIGNMENT): Likewise.
9875 (ix86_incoming_stack_boundary): Likewise.
9876 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
9877 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
9878 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
9879 (machine_function): Remove force_align_arg_pointer.
9881 * config/i386/i386.md (BX_REG): New.
9882 (R13_REG): Likewise.
9884 * config/i386/i386.opt (mforce_drap): New.
9885 (mincoming-stack-boundary): Likewise.
9886 (mstackrealign): Add Init(-1).
9888 * config/i386/i386-protos.h (ix86_can_eliminate): New
9890 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
9892 * doc/extend.texi: Update force_align_arg_pointer.
9894 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
9897 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
9898 (INCOMING_STACK_BOUNDARY): Likewise.
9899 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
9900 (TARGET_GET_DRAP_RTX): Likewise.
9902 2008-07-30 Andreas Schwab <schwab@suse.de>
9904 PR rtl-optimization/36929
9905 * dse.c (replace_inc_dec): Use emit_insn_before instead of
9906 add_insn_before and fix argument order.
9907 (replace_inc_dec_mem): Handle NULL rtx.
9909 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
9911 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
9913 (arm_compute_initial_elimination_offset): Use it.
9914 (arm_compute_save_reg_mask): Include static chain save slot when
9915 calculating alignment.
9916 (arm_get_frame_offsets): Ditto.
9917 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
9918 that we can use to decrement the stack when the stack decrement
9919 could be too big for an immediate value in a single insn.
9920 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
9922 2008-07-30 Richard Guenther <rguenther@suse.de>
9924 PR tree-optimization/36967
9925 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
9926 Release defs of statements we remove.
9928 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9930 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
9931 instead of NULL_RTVEC.
9933 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
9937 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
9940 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
9942 * final.c (call_from_call_insn): New.
9943 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
9945 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
9947 * configure.ac: Substitute ADA_CFLAGS.
9948 * configure: Regenerate.
9949 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
9950 * Makefile.in: Remove mention of X_* variables.
9951 * config/pa/x-ada-hpux10: Remove.
9952 * config/pa/x-ada: Remove.
9954 * doc/fragments.texi: Update.
9956 2008-07-30 Olivier Hainque <hainque@adacore.com>
9958 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
9959 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
9960 __dso_handle explicitly here.
9962 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9965 * c-typeck.c (build_binary_op): Encapsulate code into...
9966 * c-common.c (shorten_binary_op): ...this new function.
9967 (conversion_warning): Use the new function. Handle non-negative
9968 constant in bitwise-and.
9969 * c-common.h (shorten_binary_op): Declare.
9971 2008-07-30 Olivier Hainque <hainque@adacore.com>
9973 * scan.c (make_sstring_space): Add explicit conversions of
9974 allocator's return value.
9975 * fix-header.c (recognized_function): Likewise.
9977 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9979 * doc/cpp.texi: Update to GFDL 1.2.
9980 * doc/gcc.texi: Do not list GPL as Invariant Section.
9981 * doc/gccint.texi: Likewise. Update copyright years.
9982 * doc/install.texi: Update copyright years.
9984 2008-07-30 Alan Modra <amodra@bigpond.net.au>
9987 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
9988 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
9990 2008-07-29 Jan Hubicka <jh@suse.cz>
9992 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
9993 (grokdeclarator): Likewise.
9994 * langhooks.c (lhd_warn_unused_global_decl): Use
9995 DECL_DECLARED_INLINE_P.
9996 * print-tree.c (print_node): Remove DECL_INLINE check.
9998 2008-07-29 Richard Guenther <rguenther@suse.de>
10000 PR tree-optimization/36945
10001 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
10002 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
10003 Record invariant addresses un-decomposed.
10004 (copy_reference_ops_from_call): Record reference call
10005 arguments properly. Simplify.
10006 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
10007 helper split out from ...
10008 (create_component_ref_by_pieces): ... here. Simplify.
10009 Prepare for recursive invocation for call arguments.
10010 (create_expression_by_pieces): Adjust call to
10011 create_component_ref_by_pieces.
10012 (compute_avail): Process operand 2 of reference ops.
10014 2008-07-29 Richard Guenther <rguenther@suse.de>
10016 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
10018 2008-07-29 Jakub Jelinek <jakub@redhat.com>
10020 * c-format.c (check_format_types): Revert unwanted checkin.
10022 2008-07-29 Jan Hubicka <jh@suse.cz>
10024 * flags.h (flag_really_no_inline): Remove.
10025 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
10026 * toplev.c (flag_really_no_inline): Remove.
10027 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
10028 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
10029 (cgraph_decide_inlining_incrementally): Likewise.
10030 (compute_inline_parameters): Likewise.
10031 * opts.c (decode_options): Simplify.
10032 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
10033 * common.opt (finline): Initialize to 1.
10034 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
10036 2008-07-29 Jan Hubicka <jh@suse.cz>
10038 * predict.c (always_optimize_for_size_p): New function.
10039 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10040 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10041 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
10043 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
10044 * function.c (prepare_function_start): Set default profile.
10045 * function.h (rtl_data): Add maybe_hot_insn_p.
10046 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
10047 (construct_exit_block): Likewise.
10048 (tree_expand_cfg): Likewise.
10050 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
10051 optimize_edge_for_size_p, optimize_edge_for_speed_p,
10052 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
10053 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
10056 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10059 * c-decl.c (merge_decls): Merge USED flags.
10061 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
10063 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
10064 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
10065 next_stack, lab_false and lab_over trees.
10067 2008-07-28 Richard Guenther <rguenther@suse.de>
10069 PR tree-optimization/36957
10070 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
10071 (useless_type_conversion_p): Remove.
10072 (types_compatible_p): Remove.
10073 * gimple.h (tree_ssa_useless_type_conversion): Declare.
10074 (useless_type_conversion_p): Declare.
10075 (types_compatible_p): Declare.
10076 (gimple_expr_type): Return the base type only if it is
10077 trivially convertible to the subtype.
10079 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
10081 * configure.ac: Use the m4_do macro to concatenate the warnings into
10082 one string in ACX_PROG_CC_WARNING_OPTS,
10083 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
10084 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
10085 * configure: Regenerate.
10087 2008-07-28 Richard Guenther <rguenther@suse.de>
10089 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
10090 (insert_fake_stores): Remove.
10091 (realify_fake_stores): Likewise.
10092 (execute_pre): Remove dead code.
10093 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
10094 (find_func_aliases): Deal with it here instead.
10095 Re-enable gcc_unreachable call.
10097 2008-07-28 Richard Guenther <rguenther@suse.de>
10099 Merge from gimple-tuples-branch.
10101 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
10102 * gimple.def: New file.
10103 * gsstruct.def: Likewise.
10104 * gimple-iterator.c: Likewise.
10105 * gimple-pretty-print.c: Likewise.
10106 * tree-gimple.c: Removed. Merged into ...
10107 * gimple.c: ... here. New file.
10108 * tree-gimple.h: Removed. Merged into ...
10109 * gimple.h: ... here. New file.
10111 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
10112 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
10113 --enable-checking=gimple flag.
10114 * config.in: Likewise.
10115 * configure: Regenerated.
10117 * tree-ssa-operands.h: Tuplified.
10118 * tree-vrp.c: Likewise.
10119 * tree-loop-linear.c: Likewise.
10120 * tree-into-ssa.c: Likewise.
10121 * tree-ssa-loop-im.c: Likewise.
10122 * tree-dump.c: Likewise.
10123 * tree-complex.c: Likewise.
10124 * cgraphbuild.c: Likewise.
10125 * tree-ssa-threadupdate.c: Likewise.
10126 * tree-ssa-loop-niter.c: Likewise.
10127 * tree-pretty-print.c: Likewise.
10128 * tracer.c: Likewise.
10129 * gengtype.c: Likewise.
10130 * tree-loop-distribution.c: Likewise.
10131 * tree-ssa-loop-unswitch.c: Likewise.
10132 * cgraph.c: Likewise.
10133 * cgraph.h: Likewise.
10134 * tree-ssa-loop-manip.c: Likewise.
10135 * value-prof.c: Likewise.
10136 * tree-ssa-loop-ch.c: Likewise.
10137 * tree-tailcall.c: Likewise.
10138 * value-prof.h: Likewise.
10139 * tree.c: Likewise.
10140 * tree.h: Likewise.
10141 * tree-pass.h: Likewise.
10142 * ipa-cp.c: Likewise.
10143 * tree-scalar-evolution.c: Likewise.
10144 * tree-scalar-evolution.h: Likewise.
10145 * target.h: Likewise.
10146 * lambda-mat.c: Likewise.
10147 * tree-phinodes.c: Likewise.
10148 * diagnostic.h: Likewise.
10149 * builtins.c: Likewise.
10150 * tree-ssa-alias-warnings.c: Likewise.
10151 * cfghooks.c: Likewise.
10152 * fold-const.c: Likewise.
10153 * cfghooks.h: Likewise.
10154 * omp-low.c: Likewise.
10155 * tree-ssa-dse.c: Likewise.
10156 * ipa-reference.c: Likewise.
10157 * tree-ssa-uncprop.c: Likewise.
10158 * toplev.c: Likewise.
10159 * tree-gimple.c: Likewise.
10160 * tree-gimple.h: Likewise.
10161 * tree-chrec.c: Likewise.
10162 * tree-chrec.h: Likewise.
10163 * tree-ssa-sccvn.c: Likewise.
10164 * tree-ssa-sccvn.h: Likewise.
10165 * cgraphunit.c: Likewise.
10166 * tree-ssa-copyrename.c: Likewise.
10167 * tree-ssa-ccp.c: Likewise.
10168 * tree-ssa-loop-ivopts.c: Likewise.
10169 * tree-nomudflap.c: Likewise.
10170 * tree-call-cdce.c: Likewise.
10171 * ipa-pure-const.c: Likewise.
10172 * c-format.c: Likewise.
10173 * tree-stdarg.c: Likewise.
10174 * tree-ssa-math-opts.c: Likewise.
10175 * tree-ssa-dom.c: Likewise.
10176 * tree-nrv.c: Likewise.
10177 * tree-ssa-propagate.c: Likewise.
10178 * ipa-utils.c: Likewise.
10179 * tree-ssa-propagate.h: Likewise.
10180 * tree-ssa-alias.c: Likewise.
10181 * gimple-low.c: Likewise.
10182 * tree-ssa-sink.c: Likewise.
10183 * ipa-inline.c: Likewise.
10184 * c-semantics.c: Likewise.
10185 * dwarf2out.c: Likewise.
10186 * expr.c: Likewise.
10187 * tree-ssa-loop-ivcanon.c: Likewise.
10188 * predict.c: Likewise.
10189 * tree-ssa-loop.c: Likewise.
10190 * tree-parloops.c: Likewise.
10191 * tree-ssa-address.c: Likewise.
10192 * tree-ssa-ifcombine.c: Likewise.
10193 * matrix-reorg.c: Likewise.
10194 * c-decl.c: Likewise.
10195 * tree-eh.c: Likewise.
10196 * c-pretty-print.c: Likewise.
10197 * lambda-trans.c: Likewise.
10198 * function.c: Likewise.
10199 * langhooks.c: Likewise.
10200 * ebitmap.h: Likewise.
10201 * tree-vectorizer.c: Likewise.
10202 * function.h: Likewise.
10203 * langhooks.h: Likewise.
10204 * tree-vectorizer.h: Likewise.
10205 * ipa-type-escape.c: Likewise.
10206 * ipa-type-escape.h: Likewise.
10207 * domwalk.c: Likewise.
10208 * tree-if-conv.c: Likewise.
10209 * profile.c: Likewise.
10210 * domwalk.h: Likewise.
10211 * tree-data-ref.c: Likewise.
10212 * tree-data-ref.h: Likewise.
10213 * tree-flow-inline.h: Likewise.
10214 * tree-affine.c: Likewise.
10215 * tree-vect-analyze.c: Likewise.
10216 * c-typeck.c: Likewise.
10217 * gimplify.c: Likewise.
10218 * coretypes.h: Likewise.
10219 * tree-ssa-phiopt.c: Likewise.
10220 * calls.c: Likewise.
10221 * tree-ssa-coalesce.c: Likewise.
10222 * tree.def: Likewise.
10223 * tree-dfa.c: Likewise.
10224 * except.c: Likewise.
10225 * except.h: Likewise.
10226 * cfgexpand.c: Likewise.
10227 * tree-cfgcleanup.c: Likewise.
10228 * tree-ssa-pre.c: Likewise.
10229 * tree-ssa-live.c: Likewise.
10230 * tree-sra.c: Likewise.
10231 * tree-ssa-live.h: Likewise.
10232 * tree-predcom.c: Likewise.
10233 * lambda.h: Likewise.
10234 * tree-mudflap.c: Likewise.
10235 * ipa-prop.c: Likewise.
10236 * print-tree.c: Likewise.
10237 * tree-ssa-copy.c: Likewise.
10238 * ipa-prop.h: Likewise.
10239 * tree-ssa-forwprop.c: Likewise.
10240 * ggc-page.c: Likewise.
10241 * c-omp.c: Likewise.
10242 * tree-ssa-dce.c: Likewise.
10243 * tree-vect-patterns.c: Likewise.
10244 * tree-ssa-ter.c: Likewise.
10245 * tree-nested.c: Likewise.
10246 * tree-ssa.c: Likewise.
10247 * lambda-code.c: Likewise.
10248 * tree-ssa-loop-prefetch.c: Likewise.
10249 * tree-inline.c: Likewise.
10250 * tree-inline.h: Likewise.
10251 * tree-iterator.c: Likewise.
10252 * tree-optimize.c: Likewise.
10253 * tree-ssa-phiprop.c: Likewise.
10254 * tree-vect-transform.c: Likewise.
10255 * tree-object-size.c: Likewise.
10256 * tree-outof-ssa.c: Likewise.
10257 * cfgloop.c: Likewise.
10258 * system.h: Likewise.
10259 * tree-profile.c: Likewise.
10260 * cfgloop.h: Likewise.
10261 * c-gimplify.c: Likewise.
10262 * c-common.c: Likewise.
10263 * tree-vect-generic.c: Likewise.
10264 * tree-flow.h: Likewise.
10265 * c-common.h: Likewise.
10266 * basic-block.h: Likewise.
10267 * tree-ssa-structalias.c: Likewise.
10268 * tree-switch-conversion.c: Likewise.
10269 * tree-ssa-structalias.h: Likewise.
10270 * tree-cfg.c: Likewise.
10271 * passes.c: Likewise.
10272 * ipa-struct-reorg.c: Likewise.
10273 * ipa-struct-reorg.h: Likewise.
10274 * tree-ssa-reassoc.c: Likewise.
10275 * cfgrtl.c: Likewise.
10276 * varpool.c: Likewise.
10277 * stmt.c: Likewise.
10278 * tree-ssanames.c: Likewise.
10279 * tree-ssa-threadedge.c: Likewise.
10280 * langhooks-def.h: Likewise.
10281 * tree-ssa-operands.c: Likewise.
10282 * config/alpha/alpha.c: Likewise.
10283 * config/frv/frv.c: Likewise.
10284 * config/s390/s390.c: Likewise.
10285 * config/m32c/m32c.c: Likewise.
10286 * config/m32c/m32c-protos.h: Likewise.
10287 * config/spu/spu.c: Likewise.
10288 * config/sparc/sparc.c: Likewise.
10289 * config/i386/i386.c: Likewise.
10290 * config/sh/sh.c: Likewise.
10291 * config/xtensa/xtensa.c: Likewise.
10292 * config/stormy16/stormy16.c: Likewise.
10293 * config/ia64/ia64.c: Likewise.
10294 * config/rs6000/rs6000.c: Likewise.
10295 * config/pa/pa.c: Likewise.
10296 * config/mips/mips.c: Likewise.
10298 2008-07-28 Simon Baldwin <simonb@google.com>
10300 * c-pragma.c (handle_pragma_message): New function.
10301 (init_pragma): Register handle_pragma_message.
10302 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
10305 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
10307 PR tree-optimization/35252
10308 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
10309 REALPART_EXPR to be considered as same load operation.
10311 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
10313 PR tree-optimization/36830
10314 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
10315 (expressions_equal_p): Return false if only one operand is null.
10317 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
10319 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
10320 version requirements.
10322 2008-07-26 Olivier Hainque <hainque@adacore.com>
10324 * collect2.c (symkind): New enum. Symbol kinds we care about.
10325 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
10326 code and head comment accordingly.
10327 (scan_prog_file): Use symkind names instead of bare integers.
10329 2008-07-25 Jan Hubicka <jh@suse.cz>
10331 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
10333 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
10334 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
10335 * dojump.c (clear_pending_stack_adjust): Likewise.
10336 * print-tree.c (print_node): Ignore DECL_INLINE.
10337 * tree-inline.c (inlinable_function_p): Likewise.
10339 2008-07-25 Michael Meissner <gnu@the-meissners.org>
10341 * doc/extend.texi (hot attribute): Document that the hot attribute
10342 turns on -O3 for some ports.
10343 (cold attribute): Document that the cold attribute turns on -Os
10346 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
10347 reflect function specific option support.
10349 * target.h (struct target_option_hooks): Add fields to say whether
10350 the cold attribute implies -Os and the hot attribute implies -O3.
10352 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
10353 By default, do not turn on -Os for cold functions.
10354 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
10355 not turn on -O3 for hot functions.
10357 * c-common.c (handle_hot_attribute): Use target hook to determine
10358 if hot functions should enable -O3.
10359 (handle_cold_attribute): Use target hook to determine if cold
10360 functions should enable -Os.
10362 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
10363 (override_options): Move disable scheduling to
10364 optimization_options.
10365 (optimization_options): Disable scheduling here, not
10367 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10368 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10370 * config/ia64/ia64.c (ia64_override_options): Move setting
10371 scheduling flags to ia64_optimization_options.
10372 (ia64_optimization_options): Disable scheduling options here, and
10373 not in ia64_override_options.
10374 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10375 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
10377 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
10380 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
10382 2008-07-25 Martin Jambor <mjambor@suse.cz>
10384 PR tree-optimization/36926
10385 * ipa-prop.c (ipa_analyze_call_uses): Call
10386 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
10388 2008-07-25 Joseph Myers <joseph@codesourcery.com>
10390 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10391 movv2si_internal): Add mem = reg alternative.
10393 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
10396 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
10397 DEFAULT_PCC_STRUCT_RETURN to 127.
10399 2008-07-24 Jan Hubicka <jh@suse.cz>
10401 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
10402 (build_cgraph_edges): Likewise.
10403 * cgraph.c (cgraph_node): Do not update assembler hash.
10404 (cgraph_remove_node): Drop non-unit-at-a-time code.
10405 * tree-pass.h (pass_O0_always_inline): Remove.
10406 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
10407 * toplev.c (process_options): Flag unit-at-a-time does not imply
10408 no section anchors.
10409 * cgraphunit.c: Update comments.
10410 (decide_is_function_needed): Drop non-unit-at-a-time mode.
10411 (cgraph_assemble_pending_functions): Remove.
10412 (cgraph_reset_node): Drop non-unit-at-a-time code.
10413 (cgraph_finalize_function): Likewise.
10414 (cgraph_analyze_function): Likewise.
10415 (cgraph_finalize_compilation_unit): Likewise.
10416 (cgraph_expand_function): Likewise.
10417 (cgraph_optimize): Likesise.
10418 (save_inline_function_body): Likewise.
10419 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
10420 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
10421 * ipa-inline.c: Update comments.
10422 (enum inlining_mode): remove INLINE_SPEED.
10423 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
10424 (cgraph_mark_inline_edge): Likewise.
10425 (try_inline): Likewise.
10426 (cgraph_decide_inlining_incrementally): Likewise.
10427 (cgraph_gate_inlining): Remove.
10428 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
10429 (cgraph_gate_early_inlining): Likewise.
10430 (gate_inline_passes): Remove.
10431 (pass_inline_parameters, pass_ipa_inline): Remove gates.
10432 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10433 pass_O0_always_inline): Remove.
10434 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
10435 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
10436 * opts.c (no_unit_at_a_time_default): Remove.
10437 (decode_options): Remove flag_unit_at_a_time reset and warning.
10438 * opts.h (no_unit_at_a_time_default): Remove.
10439 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
10440 early in GNU dialect.
10441 (merge_decls): Update comment; drop unit-at-a-time check.
10442 (finish_decl): Likewise.
10443 (grok_declaration): Remove flag_inline_trees code.
10444 (finish_functions): Return on function returning non-void on all
10446 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
10447 * cfgexpand.c (expand_one_static_var): Remove.
10448 (expand_one_var): Remove expand_one_static_var call.
10449 (expand_used_vars_for_block): Remove flag_unit_a_time check.
10450 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
10451 and flag_unit_at_a-time compatibility checks.
10452 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
10453 * tree-inline.c (flag_inline_trees): Remove.
10454 (inlinable_function_p): Don't check it.
10455 (expand_call_inline): Remove non-unit-at-a-time code.
10456 * tree-inline.h (flag_inline_trees): Remove.
10457 * tree-optimize.c (execute_early_local_optimizations): Remove
10458 unit-at-a-time checks.
10459 (tree_rest_of_compilation): Likewise.
10460 * combine.c (setup_incoming_promotions): Likewise.
10461 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
10462 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
10463 * passes.c (pass_inline_parameters): Update comments; remove
10464 O0_alwaysinline pass.
10465 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
10466 (execute_one_pass): Likewise.
10467 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
10468 (ix86_function_sseregparm): Likewise.
10469 * arm.c (arm_function_in_section_p): Likewise.
10470 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
10471 * varpool.c: Update comments.
10472 (decide_is_variable_needed): Remove unit-at-a-time checks.
10473 (varpool_finalize_decl): Likewise.
10475 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
10477 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
10478 to 2 instead of -1.
10479 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
10481 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
10483 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
10484 imp symbol extension.
10486 2008-07-23 Ian Lance Taylor <iant@google.com>
10488 * tree-vrp.c (infer_value_range): Ignore asm statements when
10489 looking for memory accesses for -fdelete-null-pointer-checks.
10491 2008-07-24 Ben Elliston <bje@au.ibm.com>
10493 * config/spu/spu-c.c (__vector_keyword): New variable.
10494 (vector_keyword): Likewise.
10495 (spu_categorize_keyword): New function.
10496 (spu_macro_to_expand): Likewise.
10497 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
10498 compiling an ISO C dialect.
10500 2008-07-24 Ben Elliston <bje@au.ibm.com>
10502 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
10503 conventional usage.
10505 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10507 * configure: Regenerate.
10508 * configure.ac: Require texinfo 4.7.
10509 * doc/install.texi: Document texinfo 4.7 requirement.
10511 2008-07-23 Martin Jambor <mjambor@suse.cz>
10513 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
10514 rather than for DECL_SAVED_TREE.
10515 * ipa-prop.c: Include diagnostic.h.
10516 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
10518 (ipa_detect_param_modifications): Function rewritten from scratch.
10519 (ipa_compute_jump_functions): Changed accesses to modification flags.
10520 (ipa_free_node_params_substructures): Update flags destruction.
10521 (ipa_node_duplication_hook): Update flags duplication.
10522 (ipa_print_all_params_modified): Updated flag access.
10523 * ipa-prop.h (struct ipa_param_flags): New structure.
10524 (struct ipa_node_params): New field modification_analysis_done,
10525 modified_flags changed into param_flags.
10526 (ipa_is_ith_param_modified): Changed to use new flags.
10527 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
10529 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
10530 ipa-cp.c and split into two functions.
10531 (ipa_print_node_jump_functions): New function.
10532 (compute_scalar_jump_functions): New function.
10533 (type_like_member_ptr_p): New function.
10534 (compute_pass_through_member_ptrs): New function.
10535 (fill_member_ptr_cst_jump_function): New function.
10536 (determine_cst_member_ptr): New function.
10537 (compute_cst_member_ptr_arguments): New function.
10538 (ipa_compute_jump_functions): Complete rewrite.
10539 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
10540 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
10541 (struct ipa_member_ptr_cst): New structure.
10542 (union jump_func_value): New field member_cst.
10543 * ipa-cp.c (ipcp_lat_is_insertable): New function.
10544 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
10545 jump function types.
10546 (ipcp_print_all_lattices): Slight fprintf rearrangement.
10547 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
10548 instead of ipcp_print_all_jump_functions.
10549 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
10550 only for replacable scalars.
10552 * doc/invoke.texi (Optimize options): Add description of
10553 -findirect-inlining.
10554 * common.opt (flag_indirect_inlining): New flag.
10555 * opts.c (decode_options): Set flag_indirect_inlining when
10558 * ipa-inline.c: Include ipa-prop.h.
10559 (inline_indirect_intraprocedural_analysis): New function.
10560 (inline_generate_summary): Allocate parameter and argument info
10561 structures, call inline_indirect_intraprocedural_analysis on each
10562 node when doing indirect inlining and deallocate indirect inlining
10563 data structures in the end.
10564 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
10565 (free_all_ipa_structures_after_iinln): New function.
10566 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
10568 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
10570 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
10571 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10572 of computing the frequency separately.
10573 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
10574 of computing the frequency separately.
10575 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
10576 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
10577 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
10578 (ipa_get_stmt_member_ptr_load_param): New function.
10579 (ipa_is_ssa_with_stmt_def): New function.
10580 (ipa_note_param_call): New function.
10581 (ipa_analyze_call_uses): New function.
10582 (ipa_analyze_stmt_uses): New function.
10583 (ipa_analyze_params_uses): New function.
10584 (ipa_free_node_params_substructures): Also free the param_calls linked
10586 (ipa_node_duplication_hook): Also duplicate the param_calls
10588 (ipa_print_node_param_flags): New function.
10589 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
10590 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
10591 * ipa-prop.h (struct ipa_param_flags): New field called.
10592 (struct ipa_param_call_note): New structure.
10593 (struct ipa_node_params): New fields param_calls and
10594 uses_analysis_done.
10595 (ipa_is_ith_param_called): New function.
10596 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
10597 ipa_analyze_params_uses and dump parameter flags.
10599 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
10600 ipa_propagate_indirect_call_infos if performing indirect inlining,
10601 pass a new parameter new_edges to it.
10602 (add_new_edges_to_heap): New fucntion.
10603 (cgraph_decide_inlining_of_small_functions): New vector
10604 new_indirect_edges for newly found indirect edges , call
10605 ipa_propagate_indirect_call_infos after inlining.
10606 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
10607 inlining if performing indirect inlining. Call
10608 free_all_ipa_structures_after_iinln when doing so too.
10609 (inline_generate_summary): Do not call
10610 free_all_ipa_structures_after_iinln here.
10611 * ipa-prop.c (update_jump_functions_after_inlining): New function.
10612 (print_edge_addition_message): New function.
10613 (update_call_notes_after_inlining): New function.
10614 (propagate_info_to_inlined_callees): New function.
10615 (ipa_propagate_indirect_call_infos): New function.
10616 * ipa-prop.h: Include cgraph.h
10617 (struct ipa_param_call_note): Fields reordered, new field processed.
10618 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
10619 flag indirect_call.
10620 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
10621 rediscovered call statements.
10622 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
10623 (dump_cgraph_node): Dump also the indirect_call flag.
10624 (cgraph_clone_edge): Copy also the indirect_call flag.
10625 * tree-inline.c (copy_bb): Do not check for fndecls from call
10626 expressions, check for edge availability when moving clones.
10627 (get_indirect_callee_fndecl): New function.
10628 (expand_call_inline): If callee declaration is not apprent from
10629 the statement, try calling get_indirect_callee_fndecl. Do not
10630 issue warnings or call sorry when not inlinings an indirect edge.
10631 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
10633 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
10634 bit more frandly to matching.
10635 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
10636 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
10637 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
10639 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10642 * opth-gen.awk: Suppress function specific features when building
10644 * optc-gen.awk: Ditto.
10646 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10649 * diagnostic.c (pedwarn): Add opt parameter.
10651 * c-tree.h (pedwarn_init): Add opt parameter.
10652 (pedwarn_c90): Likewise.
10653 (pedwarn_c99): Likewise.
10654 * c-errors.c (pedwarn_c99): Likewise.
10655 (pedwarn_c90): Likewise.
10656 * toplev.h (pedwarn): Update declaration.
10657 (pedwarn0): Declare.
10658 * c-lex.c: All calls to pedwarn changed.
10659 * builtins.c: All calls to pedwarn changed.
10660 * toplev.c: All calls to pedwarn changed.
10661 * c-decl.c: All calls to pedwarn changed.
10662 * c-typeck.c: All calls to pedwarn changed.
10663 * c-common.c: All calls to pedwarn changed.
10664 * c-parser.c: All calls to pedwarn changed.
10666 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10667 Karthik Kumar <karthikkumar@gmail.com>
10669 * attribs.c (file scope): Include c-common.h.
10670 (decl_attributes): Add support for #pragma GCC optimize and
10671 #pragma GCC option.
10673 * targhooks.c (default_can_inline_p): New function that is the
10674 default for the TARGET_CAN_INLINE_P target hook.
10676 * targhooks.h (default_can_inline_p): Add declaration.
10678 * tree.c (cl_optimization_node): New static tree for building
10679 OPTIMIZATION_NODE tree.
10680 (cl_target_option_node): New static tree for building
10681 TARGET_OPTION_NODE tree.
10682 (cl_option_hash_table): New hash table for hashing
10683 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10684 (cl_option_hash_hash): New function to provide the hash value for
10685 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10686 (cl_option_hash_eq): New function to provide an equality test for
10687 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
10688 (tree_code_size): Add support for OPTIMIZATION_NODE and
10689 TARGET_OPTION_NODE trees.
10690 (tree_code_structure): Add support for OPTIMIZATION_NODE and
10691 TARGET_OPTION_NODE trees.
10692 (build_optimization_node): Build a tree that has all of the
10693 current optimization options.
10694 (build_target_option_node): Build a tree that has the target
10695 options that might be changed on a per function basis.
10697 * tree.h (file scope): Include options.h.
10698 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
10699 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10700 (TREE_OPTIMIZATION): Ditto.
10701 (TREE_TARGET_SPECIFIC): Ditto.
10702 (struct tree_function_decl): Add fields for remembering the
10703 current optimization options and target specific options.
10704 (struct tree_optimization_option): New tree variant that remembers
10705 the optimization options.
10706 (struct tree_target_option): New tree variant that remembers the
10707 target specific flags that might change for compiling a particular
10709 (union tree_node): Include tree_optimization_option and
10710 tree_target_option fields.
10711 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
10712 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
10713 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
10714 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
10715 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
10716 optimization and target options.
10717 (optimization_default_node): New macro to refer to global_trees
10719 (optimization_current_node): Ditto.
10720 (optimization_cold_node): Ditto.
10721 (optimization_hot_node): Ditto.
10722 (target_option_default_node): Ditto.
10723 (target_option_current_node): Ditto.
10724 (current_option_pragma): Ditto.
10725 (current_optimize_pragma): Ditto.
10727 * target.h (struct gcc_target): Add valid_option_attribute_p,
10728 target_option_save, target_option_restore, target_option_print,
10729 target_option_pragma_parse, and can_inline_p hooks.
10731 * toplev.h (parse_optimize_options): Add declaration.
10732 (fast_math_flags_struct_set_p): Ditto.
10734 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
10735 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
10738 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
10739 tree_can_inline_p hook to see if one function can inline another.
10740 (cgraph_decide_inlining): Ditto.
10741 (cgraph_decide_inlining_incrementally): Ditto.
10743 * opts.c (decode_options): Add support for running multiple times
10744 to allow functions with different target or optimization options
10745 than was specified on the command line.
10746 (fast_math_flags_struct_set_p): New function that is similar to
10747 fast_math_flags_set_p, except it uses the values in the
10748 cl_optimization structure instead of global variables.
10750 * optc-gen.awk: Add support for TargetSave to allow a back end to
10751 declare new fields that need to be saved when using function
10752 specific options. Include flags.h and target.h in the options.c
10753 source. Add support for Save to indicate which options can be set
10754 for individual functions. Generate cl_optimize_save,
10755 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
10756 cl_target_option_restore, cl_target_option_print functions to
10757 allow functions to use different optimization or target options.
10759 * opt-functions.awk (var_type_struct): Return the type used for
10760 storing the field in a structure.
10762 * opth-gen.awk: Add support for TargetSave to allow a back end to
10763 declare new fields that need to be saved when using function
10764 specific options. Add support for Save to indicate which options
10765 can be set for individual functions. Only generate one extern for
10766 Mask fields. Generate cl_optimization and cl_target_option
10767 structures to remember optimization and target options.
10769 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
10770 collecting new tree nodes.
10771 (TS_TARGET_OPTION): Ditto.
10773 * c-decl.c (merge_decls): Merge function specific target and
10774 optimization options.
10776 * function.c (invoke_set_current_function_hook): If the function
10777 uses different optimization options, change the global variables
10780 * coretypes.h (struct cl_optimization): Add forward reference.
10781 (struct cl_target_option): Ditto.
10783 * c-pragma.c (option_stack): New static vector to remember the
10784 current #pragma GCC option stack.
10785 (handle_pragma_option): New function to support #pragma GCC option
10786 to change target options.
10787 (optimize_stack): New static vector to remember the current
10788 #pragma GCC optimize stack.
10789 (handle_pragma_optimize): New function to support #pragma GCC
10790 optimize to change optimization options.
10791 (init_pragma): Add support for #pragma GCC optimize and #pragma
10794 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
10795 optimization options.
10796 (TARGET_OPTION_NODE): New tree code for remembering certain target
10799 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
10800 TARGET_OPTION_NODE trees.
10802 * common.opt (-O): Add Optimization flag.
10804 (-fmath-errno): Ditto.
10805 (-falign-functions): Add UInteger flag to make sure flag gets full
10806 int in cl_optimization structure.
10807 (-falign-jumps): Ditto.
10808 (-falign-labels): Ditto.
10809 (-falign-loops): Ditto.
10810 (-fsched-stalled-insns): Ditto.
10811 (-fsched-stalled-insns-dep): Ditto.
10813 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
10815 (TARGET_OPTION_SAVE): Ditto.
10816 (TARGET_OPTION_RESTORE): Ditto.
10817 (TARGET_OPTION_PRINT): Ditto.
10818 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10819 (TARGET_CAN_INLINE_P): Ditto.
10820 (TARGET_INITIALIZER): Add new hooks.
10822 * tree-inline.c (tree_can_inline_p): New function to determine
10823 whether one function can inline another. Check if the functions
10824 use compatible optimization options, and also call the backend
10827 * tree-inline.h (tree_can_inline_p): Add declaration.
10829 * c-common.c (c_common_attribute): Add support for option and
10830 optimize attributes.
10831 (handle_option_attribute): Add support for the option attribute to
10832 allow the user to specify different target options for compiling a
10834 (handle_optimize_attribute): Add support for the optimize
10835 attribute to allow the user to specify different optimization
10836 options for compiling a specific function.
10837 (handle_hot_attribute): Turn on -O3 optimization for this one
10838 function if it isn't the default optimization level.
10839 (handle_cold_attribute): Turn on -Os optimization for this one
10840 function if it insn't the default optimization.
10841 (const_char_p): New const char * typedef.
10842 (optimize_args): New static vector to remember the optimization
10844 (parse_optimize_options): New function to set up the optimization
10845 arguments from either the optimize attribute or #pragma GCC optimize.
10847 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
10848 (builtin_define_std): Ditto.
10850 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
10851 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
10852 (x86_64-*-*): Ditto.
10854 * Makefile.in (TREE_H): Add options.h.
10855 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
10857 * doc/extend.texi (option attribute): Document new attribute.
10858 (optimize attribute): Ditto.
10859 (hot attribute): Document hot attribute sets -O3.
10860 (cold attribute): Document cold attribute sets -Os.
10861 (#pragma GCC option): Document new pragma.
10862 (#pragma GCC optimize): Ditto.
10864 * doc/options.texi (TargetSave): Document TargetSave syntax.
10865 (UInteger): Document UInteger must be used for certain flags.
10866 (Save): Document Save option to create target specific options
10867 that can be saved/restored on a function specific context.
10869 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
10870 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
10872 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
10873 (TARGET_OPTION_SAVE): Ditto.
10874 (TARGET_OPTION_RESTORE): Ditto.
10875 (TARGET_OPTION_PRINT): Ditto.
10876 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
10877 (TARGET_CAN_INLINE_P): Ditto.
10879 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
10881 (-mfpmath=both): Ditto.
10883 2008-07-23 Michael Meissner <gnu@the-meissners.org>
10884 Karthik Kumar <karthikkumar@gmail.com>
10886 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
10887 (TARGET_POPCNT): Ditto.
10888 (TARGET_SAHF): Ditto.
10889 (TARGET_AES): Ditto.
10890 (TARGET_PCLMUL): Ditto.
10891 (TARGET_CMPXCHG16B): Ditto.
10892 (TARGET_RECIP): Move switch into target_flags.
10893 (TARGET_FUSED_MADD): Ditto.
10894 (ix86_arch_features): Make an unsigned char type.
10895 (ix86_tune_features): Ditto.
10896 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
10897 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
10898 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
10900 * config/i386/i386.opt (arch): New TargetSave field to define
10901 fields that need to be saved for function specific option support.
10904 (branch_cost): Ditto.
10905 (ix86_isa_flags_explicit): Ditto.
10906 (tune_defaulted): Ditto.
10907 (arch_specified): Ditto.
10908 (-m128-long-double): Add Save flag to save option for target
10909 specific option support.
10911 (-maccumulate-outgoing-args): Ditto.
10912 (-malign-double): Ditto.
10913 (-malign-stringops): Ditto.
10914 (-mfancy-math-387): Ditto.
10915 (-mhard-float): Ditto.
10916 (-mieee-fp): Ditto.
10917 (-minline-all-stringops): Ditto.
10918 (-minline-stringops-dynamically): Ditto.
10919 (-mms-bitfields): Ditto.
10920 (-mno-align-stringops): Ditto.
10921 (-mno-fancy-math-387): Ditto.
10922 (-mno-push-args): Ditto.
10923 (-mno-red-zone): Ditto.
10924 (-mpush-args): Ditto.
10925 (-mred-zone): Ditto.
10927 (-msseregparm): Ditto.
10928 (-mstack-arg-probe): Ditto.
10940 (-mno-sse4): Ditto.
10943 (-mrecip): Move flag into target_flags.
10945 (-mno-fused-madd): Ditto.
10946 (-mfused-madd): Ditto.
10947 (-mabm): Move flag into ix86_isa_flags.
10954 * config/i386/i386-c.c: New file for #pragma support.
10955 (ix86_target_macros_internal): New function to #define or #undef
10956 target macros based when the user uses the #pragma GCC option to
10957 change target options.
10958 (ix86_pragma_option_parse): New function to add #pragma GCC option
10960 (ix86_target_macros): Move defining the target macros here from
10961 TARGET_CPU_CPP_BUILTINS in i386.h.
10962 (ix86_register_pragmas): Register the #pragma GCC option hook. If
10963 defined, initialize any subtarget #pragmas.
10965 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
10966 REGISTER_TARGET_PRAGMAS.
10968 * config/i386/t-i386: New file for x86 dependencies.
10969 (i386.o): Make dependencies mirror the include files used.
10970 (i386-c.o): New file, add dependencies.
10972 * config/i386/i386-protos.h (override_options): Add bool argument.
10973 (ix86_valid_option_attribute_tree): Add declaration.
10974 (ix86_target_macros): Ditto.
10975 (ix86_register_macros): Ditto.
10977 * config/i386/i386.c (ix86_tune_features): Move initialization of
10978 the target masks to initial_ix86_tune_features to allow functions
10979 to have different target options. Make type unsigned char,
10980 instead of unsigned int.
10981 (initial_ix86_tune_features): New static vector to hold processor
10982 masks for the tune variables.
10983 (ix86_arch_features): Move initialization of the target masks to
10984 initial_ix86_arch_features to allow functions to have different
10985 target options. Make type unsigned char, instead of unsigned int.
10986 (initial_ix86_arch_features): New static vector to hold processor
10987 masks for the arch variables.
10988 (enum ix86_function_specific_strings): New enum to describe the
10989 string options used for attribute((option(...))).
10990 (ix86_target_string): New function to return a string that
10991 describes the target options.
10992 (ix86_debug_options): New function to print the current options in
10994 (ix86_function_specific_save): New function hook to save the
10995 function specific global variables in the cl_target_option structure.
10996 (ix86_function_specific_restore): New function hook to restore the
10997 function specific variables from the cl_target_option structure to
10998 the global variables.
10999 (ix86_function_specific_print): New function hook to print the
11000 target specific options in the cl_target_option structure.
11001 (ix86_valid_option_attribute_p): New function hook to validate
11002 attribute((option(...))) arguments.
11003 (ix86_valid_option_attribute_tree): New function that is common
11004 code between attribute((option(...))) and #pragma GCC option
11005 support that parses the options and returns a tree holding the options.
11006 (ix86_valid_option_attribute_inner_p): New helper function for
11007 ix86_valid_option_attribute_tree.
11008 (ix86_can_inline_p): New function hook to decide if one function
11009 can inline another on a target specific basis.
11010 (ix86_set_current_function); New function hook to switch target
11011 options if the user used attribute((option(...))) or #pragma GCC
11013 (ix86_tune_defaulted): Move to static file scope from
11015 (ix86_arch_specified): Ditto.
11016 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
11018 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
11019 (OPTION_MASK_ISA_ABM_SET): Ditto.
11020 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
11021 (OPTION_MASK_ISA_CX16_SET): Ditto.
11022 (OPTION_MASK_ISA_SAHF_SET): Ditto.
11023 (OPTION_MASK_ISA_AES_UNSET): Ditto.
11024 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
11025 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
11026 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
11027 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
11028 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
11029 (struct ptt): Move to static file scope from override_options.
11030 (processor_target_table): Ditto.
11031 (cpu_names): Ditto.
11032 (ix86_handle_option): Add support for options that are now isa options.
11033 (override_options): Add support for declaring functions that
11034 support different target options than were specified on the
11035 command line. Move struct ptt, processor_target_table, cpu_names,
11036 ix86_tune_defaulted, ix86_arch_specified to static file scope.
11037 Add bool argument. Fix up error messages so the appropriate error
11038 is given for either command line or attribute.
11039 (ix86_previous_fndecl): New static to remember previous function
11040 declaration to see if we need to change target options.
11041 (ix86_builtins_isa): New array to record the ISA of each builtin
11043 (def_builtin): Always create the builtin function, even if the
11044 current ISA doesn't support it.
11045 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
11046 tests for those builtins.
11047 (ix86_init_builtins): Remove TARGET_MMX test for calling
11048 ix86_init_mmx_sse_builtins.
11049 (ix86_expand_builtin): If the current ISA doesn't support a given
11050 builtin, signal an error.
11051 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
11052 (TARGET_SET_CURRENT_FUNCTION): Ditto.
11053 (TARGET_OPTION_SAVE): Ditto.
11054 (TARGET_OPTION_RESTORE): Ditto.
11055 (TARGET_OPTION_PRINT): Ditto.
11056 (TARGET_CAN_INLINE_P): Ditto.
11058 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
11060 * c-typeck.c (build_external_ref): Don't call assemble_external.
11061 * final.c (output_operand): Call assemble_external.
11063 2008-07-21 DJ Delorie <dj@redhat.com>
11065 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
11066 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11068 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11070 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
11071 original insn and splitter contents into ...
11072 ("*div<mode>3_fast"): ... this new pattern. Enable only if
11073 flag_unsafe_math_optimizations. Add dummy scratch register.
11074 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
11075 !flag_unsafe_math_optimizations. Returns number with next
11076 highest magnitude if this is still less or equal to the true
11077 quotient in magnitude.
11079 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
11081 * Makefile.in: Replace toplev.h with TOPLEV_H.
11082 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
11083 * c-lex.c (fe_file_change): Don't set in_system_header.
11084 * c-parser.c (c_token): Remove in_system_header.
11085 (c_lex_one_token): Don't set in_system_header.
11086 (c_parser_set_source_position_from_token): Don't set in_system_header.
11087 * diagnostic.c (diagnostic_report_diagnostic): Use location from
11090 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
11091 * flags.h (in_system_header): Remove.
11092 * function.c (saved_in_system_header): Remove.
11093 (push_cfun): Don't set in_system_header.
11094 (pop_cfun): Don't set in_system_header.
11095 (push_struct_function): Don't set in_system_header.
11096 * input.h (expanded_location): Add sysp.
11097 (in_system_header_at): New.
11098 (in_system_header): New.
11099 * toplev.c (in_system_header): Remove.
11100 * toplev.h: Include input.h
11102 * tree-cfg.c (execute_warn_function_return): Call warning_at.
11103 * tree-ssa.c (warn_uninit): Call warning_at.
11104 (warn_uninitialized_var): Update calls to warn_uninit.
11105 (warn_uninitialized_phi): Update calls to warn_uninit.
11106 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
11107 (expand_location): Initialize xloc.sysp.
11108 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
11109 (tree_decl_with_vis): Remove in_system_header_flag.
11111 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
11114 * recog.c (asm_operand_ok): Change the order of the extra
11115 memory constraint checks.
11117 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
11120 * tree-switch-conversion.c (build_one_array): Call
11121 varpool_mark_needed_node and varpool_finalize_decl
11122 instead of assemble_variable.
11124 2008-07-19 Jan Hubicka <jh@suse.cz>
11126 * cgraph.c (cgraph_add_new_function): Do early local passes.
11127 * tree-nrv.c (gate_pass_return_slot): New gate.
11128 (pass_nrv): Add the gate.
11129 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
11131 (coalesce_ssa_name): Coalesce SSA names.
11132 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
11133 not optimizing so unused user vars remains visible.
11134 * common.opt (flag_tree_ter): Always enable by default.
11135 * tree-ssa-ter.c: Include flags.h
11136 (is_replaceable_p): Check that locations match; when aliasing
11137 is missing be conservative about loads.
11138 * tree-optimize.c (gate_init_datastructures): Remove.
11139 (pass_init_datastructures): New.
11140 * passes.c: Reorder passes so we always go into SSA.
11142 2008-07-19 Jan Hubicka <jh@suse.cz>
11144 * doc/extend.texi (flatten attribute): Remove note about
11146 * doc/invoke.texi (--combine): Likewise.
11147 (-finline-functions-called-once): Update levels when enabled.
11148 (-funit-at-a-time): Document new behaviour.
11149 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
11150 -fno-section-anchors when disabled explicitly.
11151 (inline params): They are not ignored now.
11152 (precompiled headers): Remove unit-at-a-time as being incompatible.
11153 * opts.c (decode_options): Handle unit-at-a-time as alias;
11154 imply -fno-section-anchors when toplevel reorder is disabled
11156 * common.opt (ftoplevel-reorder): Set default value to 2.
11157 (funit-at-a-time): Set default value to 1.
11158 * config/rs6000/rs6000.c (optimization_options): Set section anchors
11161 2008-07-19 Jan Hubicka <jh@suse.cz>
11163 * builtins.c (expand_builtin_int_roundingfn,
11164 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
11167 2008-07-19 Richard Guenther <rguenther@suse.de>
11170 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
11171 * tree-ssa-sccvn.c (get_constant_value_id): New function.
11172 * tree-ssa-pre.c (get_expr_value_id): For newly created
11173 constant value-ids make sure to add the expression to its
11176 2008-07-19 Jakub Jelinek <jakub@redhat.com>
11178 PR middle-end/36877
11179 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
11180 return value of the builtin is ignored.
11182 2008-07-19 Olivier Hainque <hainque@adacore.com>
11184 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
11185 bits, a C conformant malloc implementation has to provide.
11186 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
11188 2008-07-19 Joseph Myers <joseph@codesourcery.com>
11192 * reload.c (find_reloads_subreg_address): Only reload address if
11193 reloaded == 0, not for reloaded != 1.
11196 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11197 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11198 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11199 m32c_legitimize_reload_address.
11201 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11202 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11203 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11205 2008-07-19 Olivier Hainque <hainque@adacore.com>
11207 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
11208 argument, saying whether nested array are to be collapsed
11209 into a single array type DIE with multiple subscripts.
11210 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
11211 issues, centralize the nested array types collapsing control and
11212 disable the transformation for Ada.
11214 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
11217 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
11219 (x86_64_shift_adj_2): New expander.
11220 (x86_64_shift_adj_3): Ditto.
11221 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
11222 to split TImode operands.
11223 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
11224 (ix86_split_lshr): Ditto.
11226 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
11228 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
11229 and __CHAR32_TYPE__.
11230 * c-typeck.c (digest_init): Support char16_t and char32_t.
11231 (set_nonincremental_init_from_string): Idem.
11233 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11235 PR middle-end/36859
11236 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
11237 PREFERRED_STACK_BOUNDARY.
11238 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11240 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
11242 PR middle-end/36858
11243 * function.c (locate_and_pad_parm): Cap boundary earlier.
11245 2008-07-17 Julian Brown <julian@codesourcery.com>
11247 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
11248 no-op for targets which don't use DLLs.
11250 2008-07-17 Martin Jambor <mjambor@suse.cz>
11252 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
11253 that nodes are relevant by examining the node->analyzed flag.
11254 (ipcp_init_stage): Check which nodes are relevant, assert that the
11255 relevant ones are also required.
11256 (ipcp_propagate_stage): Check on the side arrays are properly
11258 (ipcp_print_all_jump_functions): Make sure not to touch any node
11259 that is not analyzed or an edge that does not have a corresponding
11260 entry in the on-the-side vectors.
11261 (ipcp_function_scale_print): Likewise.
11262 (ipcp_update_callgraph): Check that the node is relevant.
11263 (ipcp_insert_stage): Check that the node is relevant. Check there is
11264 an info for every node and edge.
11265 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
11266 (ipa_print_all_tree_maps): Likewise and a new variable info.
11267 (ipa_print_all_params_modified): Likewise.
11268 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
11270 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
11273 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
11275 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
11277 PR rtl-optimization/36753
11278 * fwprop.c (use_killed_between): Don't shortcut
11279 single-definition global registers.
11281 2008-07-16 Jan Hubicka <jh@suse.cz>
11283 * cgraph.h (varpool_empty_needed_queue): Declare.
11284 * cgraphunit.c (output_in_order): Mark all variables as needed;
11286 * varpool.c (varpool_assemble_node): Update debug queue.
11287 (varpool_assemble_pending_decls): Don't do it here.
11288 (varpool_empty_needed_queue): New function.
11290 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11292 * recog.c (peephole2_optimize): Fix formatting.
11294 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11296 * c-pch.c (get_ident): Avoid C++ keywords.
11297 * combine-stack-adj.c (single_set_for_csa): Likewise.
11298 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
11299 output_asm_insn): Likewise.
11300 * reload.c (push_secondary_reload, find_reusable_reload,
11301 push_reload, combine_reloads, find_reloads,
11302 debug_reload_to_stream): Likewise.
11303 * reload.h (struct reload): Likewise.
11304 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
11305 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
11306 emit_output_reload_insns): Likewise.
11307 * targhooks.c (default_secondary_reload): Likewise.
11308 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
11310 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11312 * recog.c (validate_change_1, validate_change,
11313 validate_unshare_change, validate_replace_rtx_1, struct
11314 funny_match, constrain_operands, peephole2_optimize): Avoid C++
11316 * reload.c (push_secondary_reload, secondary_reload_class,
11317 scratch_reload_class, find_valid_class, find_reusable_reload,
11318 push_reload, find_dummy_reload, find_reloads_address_1,
11319 find_reloads_address_part, find_equiv_reg): Likewise.
11320 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
11321 choose_reload_regs): Likewise.
11322 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
11324 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
11325 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
11326 * sched-rgn.c (concat_INSN_LIST): Likewise.
11327 * stor-layout.c (mode_for_size, mode_for_size_tree,
11328 smallest_mode_for_size): Likewise.
11330 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11332 * cfg.c (dump_reg_info): Avoid C++ keywords.
11333 * dwarf2asm.c (dw2_force_const_mem,
11334 dw2_asm_output_encoded_addr_rtx): Likewise.
11335 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
11336 * expmed.c (expand_shift): Likewise.
11337 * global.c (find_reg): Likewise.
11338 * graph.c (draw_edge): Likewise.
11339 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
11340 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
11341 widen_clz, widen_bswap, expand_parity, expand_unop,
11342 emit_cmp_and_jump_insn_1): Likewise.
11343 * postreload.c (reload_cse_simplify_operands): Likewise.
11344 * ra.h (add_neighbor): Likewise.
11345 * reg-stack.c (remove_regno_note, change_stack): Likewise.
11346 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
11347 record_reg_classes, copy_cost, record_address_regs,
11348 invalid_mode_change_p): Likewise.
11349 * regrename.c (regrename_optimize, scan_rtx_reg,
11350 dump_def_use_chain, find_oldest_value_reg,
11351 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
11353 2008-07-16 David Edelsohn <edelsohn@gnu.org>
11355 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
11356 MASK_POWERPC64 for power4 in previous commit.
11358 2008-07-16 Olivier Hainque <hainque@adacore.com>
11360 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
11361 instead of bare conversion to cast const-ness away.
11363 2008-07-16 Anatoly Sokolov <aesok@post.ru>
11365 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
11366 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
11367 * config/xtensa/xtensa.c (xtensa_function_value): New function.
11368 (TARGET_FUNCTION_VALUE): Define.
11370 2008-07-16 David Edelsohn <edelsohn@gnu.org>
11372 * config/rs6000/rs6000.c (processor_target_table): Add
11373 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
11375 2008-07-16 Joseph Myers <joseph@codesourcery.com>
11378 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
11379 (m32c_legitimate_address_p): Handle "++rii" addresses created by
11380 m32c_legitimize_reload_address.
11382 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
11384 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
11385 DECL_IN_SYSTEM_HEADER in sync.
11387 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
11389 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
11390 * tree-ssa-pre.c (pre_expr_eq): Ditto
11391 (get_constant_for_value_id): Take a type as an argument.
11392 (fully_constant_expression): Pass in type.
11393 (find_or_generate_expression): Short circuit constant case.
11394 (create_expression_by_pieces): Remove special casing of
11396 (do_regular_insertion): Short circuit constant case.
11397 (do_partial_partial_insertion): Ditto.
11399 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11402 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
11404 2008-07-15 Bob Wilson <bob.wilson@acm.org>
11406 * config/xtensa/libgcc-xtensa.ver: New file.
11407 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
11409 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11411 * df-problems.c (df_set_note): Avoid C++ keywords.
11412 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
11413 * dse.c (record_store, remove_useless_values): Likewise.
11414 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
11415 gen_reg_rtx_offset, operand_subword, change_address_1,
11416 change_address, adjust_address_1, offset_address,
11417 widen_memory_access, emit_copy_of_insn_after): Likewise.
11418 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
11419 * fwprop.c (should_replace_address, propagate_rtx_1,
11420 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
11422 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
11423 gcse_emit_move_after, update_ld_motion_stores): Likewise.
11424 * lcm.c (compute_insert_delete, pre_edge_lcm,
11425 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
11426 * lower-subreg.c (resolve_reg_notes): Likewise.
11427 * mode-switching.c (optimize_mode_switching): Likewise.
11429 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11431 * bt-load.c (add_btr_def, migrate_btr_def,
11432 branch_target_load_optimize): Avoid C++ keywords.
11433 * caller-save.c (insert_restore, insert_save, insert_one_insn):
11435 * combine.c (subst, simplify_set, make_extraction,
11436 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
11437 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
11438 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
11440 2008-07-15 Richard Guenther <rguenther@suse.de>
11442 PR middle-end/36369
11443 * c-common.c (strict_aliasing_warning): Do not warn for
11444 TYPE_REF_CAN_ALIAS_ALL pointers.
11445 (c_common_get_alias_set): may_alias types are not special.
11446 * tree.c (build_pointer_type_for_mode): Look up the may_alias
11447 attribute and set can_ref_all accordingly.
11448 (build_reference_type_for_mode): Likewise.
11449 * doc/extend.texi (may_alias): Clarify.
11451 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
11454 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
11455 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
11457 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
11460 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
11461 gcc_assert, instead call output_operand_lossage.
11463 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
11465 * builtins.c (std_canonical_va_list): Treat structure based
11468 2008-07-15 Ben Elliston <bje@au.ibm.com>
11470 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
11472 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
11474 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
11477 2008-07-14 Jan Hubicka <jh@suse.cz>
11479 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
11480 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
11481 fix predicates and constraints.
11482 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
11483 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
11485 2008-07-14 Doug Kwan <dougkwan@google.com>
11487 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
11488 additional option file arm/eabi.opt.
11489 * config/arm/eabi.h (File): New configuration file for EABI targets.
11490 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
11491 SUBSUBTARGET_EXTRA_SPECS.
11492 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
11493 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
11494 from STARTFILE_SPEC so that it can be referenced in an override.
11495 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
11496 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
11497 can be referenced in an override.
11498 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
11499 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
11500 so that it can be referenced in an override.
11501 (LINK_SPEC): Use BPABI_LINK_SPEC.
11502 * config/arm/eabi.opt (File): New.
11504 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11506 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
11507 (FIXED_VALUE_H): New variable.
11508 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
11509 input.h, fixed-value.h.
11510 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
11511 (BASIC_BLOCK_H): Use $(BITMAP_H).
11512 (FUNCTION_H): Add varray.h.
11513 (IPA_REFERENCE_H): Use $(BITMAP_H).
11514 (CGRAPH_H): Add $(BASIC_BLOCK_H).
11515 (DF_H): Use $(BITMAP_H).
11516 (GGC_H): Add statistics.h.
11517 (INSN_ADDR_H): New.
11518 (INSN_ATTR_H): Use it.
11519 (SYSTEM_H): Add safe-ctype.h, filenames.h.
11521 (SYMTAB_H): Add $(OBSTACK_H).
11522 (CPP_INTERNAL_H): New.
11523 (TREE_DUMP_H): Add tree-pass.h.
11524 (TREE_FLOW_H): Use $(BITMAP_H)
11525 (PRETTY_PRINT_H): Use $(INPUT_H).
11526 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
11529 (many object files): Fix lots of header dependencies throughout.
11531 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11533 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
11535 (s-gtyp-input): Use them to write tmp-gi.list.
11536 (echo_to_gi.list): Remove.
11538 2008-07-14 Richard Guenther <rguenther@suse.de>
11540 * tree-ssa-sccvn.c (pre_info): Remove.
11541 (switch_to_PRE_table): Likewise.
11542 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
11543 (set_hashtable_value_ids): Do not create value-ids for the
11545 (run_scc_vn): Remove double test. Remove bogus special-case
11546 in value-number printing.
11547 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
11548 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
11550 * tree-flow-inline.h (get_value_handle): Remove.
11551 * tree-flow.h (get_value_handle): Remove.
11553 2008-07-14 Martin Jambor <mjambor@suse.cz>
11555 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
11556 in which we generate arithmetics is not a subrange.
11558 2008-07-14 Martin Jambor <mjambor@suse.cz>
11560 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
11562 2008-07-14 Richard Guenther <rguenther@suse.de>
11564 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
11566 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
11569 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
11570 reload for symbol refs moved to r0 with -fPIC.
11571 (legitimize_pic_address): Use the target register as temporary
11573 (emit_symbolic_move): Adjust comment.
11574 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
11577 2008-07-14 Ben Elliston <bje@au.ibm.com>
11579 * c-common.h (C_CPP_HASHNODE): New macro.
11580 * coretypes.h (struct cpp_token): Forward declare.
11581 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
11582 the context-sensitive keyword method.
11583 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
11584 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
11585 expand_bool_pixel): New.
11586 (altivec_categorize_keyword): New function.
11587 (init_vector_keywords): New function.
11588 (rs6000_macro_to_expand): Likewise.
11589 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
11590 compiling an ISO C dialect.
11592 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
11594 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
11595 (create_expression_by_pieces): Fix typo.
11596 (do_regular_insertion): Use debug counter here too.
11598 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
11601 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
11602 CONST_OK_FOR_LETTER_P. All port-local users changed.
11603 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
11604 implement Kp matching power-of-two.
11605 (CONSTRAINT_LEN): Define to match.
11606 * config/cris/cris.md: Replace all use of constraint K with Kc.
11607 ("*btst*): Use Kp for operand 0 of last alternative.
11609 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11612 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
11615 2008-07-13 Jan Hubicka <jh@suse.cz>
11617 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
11620 2008-07-13 Richard Guenther <rguenther@suse.de>
11622 PR middle-end/36811
11623 * langhooks.c (lhd_print_error_function): Deal with recursive
11626 2008-07-12 Jan Hubicka <jh@suse.cz>
11628 * cgraph.c (assembler_name_hash): New static var.
11629 (hash_node_by_assembler_name, eq_assembler_name): New.
11630 (cgraph_node_for_asm): Use hashtable.
11631 (cgraph_remove_node): Maintain hashtable.
11632 (change_decl_assembler_name): Sanity check that names are not changing
11633 after aliasing was processed.
11634 * cgraph.h (varpoon_node): Add next GGC marker.
11635 * tree.c (decl_assembler_name_equal): Constify.
11636 (decl_assembler_name_hash): New.
11637 * tree.h (decl_assembler_name_equal): Constify.
11638 (decl_assembler_name_hash): Update.
11640 2008-07-12 David Daney <ddaney@avtrex.com>
11642 * config/mips/driver-native.c (host_detect_local_cpu): Handle
11643 sb1 and r5000 cpus.
11645 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
11647 * doc/md.texi: Document the MIPS "v" constraint.
11648 * config/mips/mips.h (reg_class): Revert last change.
11649 (REG_CLASS_NAMES): Likewise.
11650 (REG_CLASS_CONTENTS): Likewise.
11651 * config/mips/mips.c (mips_regno_to_class): Likewise.
11652 * config/mips/constraints.md (v): Likewise, but add documentation.
11653 Add a comment to say that this constraint should not be used in
11656 2008-07-11 DJ Delorie <dj@redhat.com>
11658 * config/h8300/h8300.md (length): Fix branch offset limit.
11660 2008-07-11 Anatoly Sokolov <aesok@post.ru>
11662 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
11663 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
11664 (avr_hard_regno_scratch_ok): New function.
11665 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
11666 * config/avr/avr.md (all peepholes that request a scratch register):
11667 Remove avr_peep2_scratch_safe use.
11669 2008-07-11 Tom Tromey <tromey@redhat.com>
11670 Ian Lance Taylor <iant@google.com>
11672 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
11673 (struct c_common_resword): Define.
11674 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
11675 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
11676 (c_common_reswords, num_c_common_reswords): Declare.
11677 * c-common.c (c_common_reswords): New global const array.
11678 (num_c_common_reswords): New const int.
11679 * c-parser.c (struct resword, reswords): Don't define.
11680 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
11681 (c_parse_init): Clarify mask code. Use c_common_reswords rather
11682 than reswords. If warning about C++ keywords, give them a special
11684 (c_lex_one_token): Warn about C++ keywords. Call
11685 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
11686 (c_parser_external_declaration): Look for RID_xxx rather than
11687 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
11688 (c_parser_statement_after_labels): Likewise.
11689 (c_parser_objc_class_instance_variables): Likewise.
11690 (c_parser_objc_class_declaration): Likewise.
11691 (c_parser_objc_try_catch_statement): Likewise.
11692 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
11693 (declspecs_add_type): Likewise.
11695 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
11697 * ggc-page.c (alloc_page):
11698 Substituting xmalloc, xcalloc with
11699 XNEWVEC and XCNEWVAR macros which add the
11702 2008-07-11 Richard Guenther <rguenther@suse.de>
11704 PR tree-optimization/36765
11705 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
11706 aliases from HEAP vars to SMTs.
11708 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11710 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
11711 * configure.ac (loose_warn): Move -Wc++-compat from here...
11712 (strict_warn): ...to here.
11713 * configure: Regenerate.
11715 2008-07-10 Joseph Myers <joseph@codesourcery.com>
11717 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
11718 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
11719 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
11720 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
11721 excluding more specific h8300-*-* and sh-*-* targets.
11723 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
11725 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
11726 (eliminate): Ditto.
11727 (execute_pre): Call loop_optimizer_finalize in early exit.
11729 2008-07-10 Jakub Jelinek <jakub@redhat.com>
11731 PR middle-end/36790
11732 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
11733 uids in the bitmap, not just VAR_DECL uids.
11735 PR rtl-optimization/36419
11736 * combine-stack-adj.c (adjust_frame_related_expr): New function.
11737 (combine_stack_adjustments_for_block): Call it if needed. Delete
11739 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
11740 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
11741 prologue sp adjustment.
11743 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
11746 * opts.c (print_ignored_options): Report postponed diagnostics for
11747 unknown -Wno-* options as warnings, not errors.
11748 (postpone_unknown_option_error): Renamed to...
11749 (postpone_unknown_option_warning): ... this.
11751 2008-07-09 Doug Kwan <dougkwan@google.com>
11754 2008-07-08 Doug Kwan <dougkwan@google.com>
11756 * config/arm/arm.opt (mandroid): New option.
11757 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11758 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11760 (CC1PLUS_SPEC): Same.
11762 (STARTFILE_SPEC): Same.
11763 (ENDFILE_SPEC): Same.
11764 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11767 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
11770 * config/mips/mips.h (reg_class): Remove V1_REG.
11771 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
11772 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
11773 instead of V1_REGS.
11774 (mips_get_tp): New function.
11775 (mips_legitimize_tls_address): Use it.
11776 * config/mips/constraints.md (v): Delete.
11777 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
11778 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
11779 After reload, split into a move and ...
11780 (*tls_get_tp_<mode>_split): ...this new instruction.
11782 2008-07-09 David Daney <ddaney@avtrex.com>
11784 * config/mips/driver-native.c: Include coretypes.h and tm.h.
11786 2008-07-09 Jakub Jelinek <jakub@redhat.com>
11788 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
11789 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
11791 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
11792 htab_delete should be called. Don't free c.
11793 (lookup_tmp_var): Create temp_htab lazily.
11794 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
11795 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
11797 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
11798 lower_omp_ordered, lower_omp_critical, lower_omp_for,
11799 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
11800 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
11801 * tree-sra.c (generate_element_init): Likewise.
11802 * tree-mudflap.c (execute_mudflap_function_ops,
11803 execute_mudflap_function_decls): Likewise.
11804 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
11805 * tree-gimple.h (struct gimplify_ctx): New type.
11806 (push_gimplify_context): Adjust prototype.
11808 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
11810 * tree-ssa-pre.c (phi_translate_1): Update placement of
11811 add_to_value calls.
11813 2008-07-09 Anatoly Sokolov <aesok@post.ru>
11815 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
11816 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
11817 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
11818 * targhooks.c (default_hard_regno_scratch_ok): New function.
11819 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
11820 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
11821 * recog.c: Include "target.h".
11822 (peep2_find_free_register): Add check for global regs. Add target
11824 * Makefile.in (recog.o): Depend on target.h.
11826 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
11828 * config/sh/sh.c (sh_canonical_va_list_type): New.
11829 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
11831 2008-07-09 Raksit Ashok <raksit@google.com>
11833 * doc/invoke.texi (Option Summary): Mention new option
11834 -Wdisallowed-function-list=...
11835 (Warning Options): Document -Wdisallowed-function-list=...
11836 * common.opt (Wdisallowed-function-list=): New flag.
11837 * flags.h (warn_disallowed_functions): External definition of new
11838 boolean warning flag.
11839 (warn_if_disallowed_function_p): Declare new function.
11840 * opts.c (warning_disallowed_functions): New static variable.
11841 (warn_disallowed_functions): New boolean warning flag.
11842 (warn_if_disallowed_function_p): New function.
11843 (add_comma_separated_to_vector): Rename
11844 add_instrument_functions_exclude_list to this.
11845 (common_handle_option): Handle new option. Rename calls to
11846 add_instrument_functions_exclude_list into calls to
11847 add_comma_separated_to_vector.
11848 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
11849 based on flag warn_disallowed_functions.
11851 2008-07-09 Christian Bruel <christian.bruel@st.com>
11853 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
11854 instead of get_attr_length.
11856 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11858 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
11860 * genemit.c (gen_insn): Likewise.
11861 * gengtype.c (note_def_vec): Likewise.
11862 * gengtype.h (note_def_vec): Likewise.
11863 * genoutput.c (struct data, output_insn_data, process_template,
11864 gen_expand, gen_split, note_constraint): Likewise.
11865 * genrecog.c (new_decision, add_to_sequence, factor_tests,
11866 make_insn_sequence): Likewise.
11867 * gensupport.c (record_insn_name): Likewise.
11869 2008-07-08 Doug Kwan <dougkwan@google.com>
11871 * config/arm/arm.opt (mandroid): New option.
11872 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
11873 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
11875 (CC1PLUS_SPEC): Same.
11877 (STARTFILE_SPEC): Same.
11878 (ENDFILE_SPEC): Same.
11879 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
11882 2008-07-08 Raksit Ashok <raksit@google.com>
11884 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
11885 (set_storage_via_setmem): Fix expected_align parameter.
11886 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
11887 missing from the list.
11888 * doc/md.texi (movmem): Explicitly state that expected alignment is
11889 to be expressed in bytes.
11890 (setmem): Explicitly state that expected alignment is to be expressed
11893 2008-07-08 Joseph Myers <joseph@codesourcery.com>
11895 * reload.c (find_reloads_subreg_address): Do not require validity
11896 of address in original mode before reloading address.
11898 2008-07-07 Tianwei Sheng <tianweis@google.com>
11900 * df-core.c (df_remove_problem): Adjust the access to avoid out of
11901 bounds array access.
11903 2008-07-08 Jakub Jelinek <jakub@redhat.com>
11905 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
11907 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
11909 Fix PR tree-optimization/23455
11910 Fix PR tree-optimization/35286
11911 Fix PR tree-optimization/35287
11912 * Makefile.in (OBJS-common): Remove tree-vn.o.
11913 (tree-vn.o): Remove.
11914 * dbgcnt.def: Add treepre_insert debug counter.
11915 * gcc/tree-flow.h (add_to_value): Updated for other changes.
11916 (debug_value_expressions): Ditto.
11917 (print_value_expressions): Ditto.
11918 * tree-pretty-print.c (dump_generic_node): Updated for
11919 VALUE_HANDLE removal.
11920 * tree-ssa-dom.c (record_equality): Ditto.
11921 (cprop_operand): Ditto.
11922 (lookup_avail_expr): Ditto.
11923 * tree-ssa-threadedge.c
11924 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
11925 (simplify_control_stmt_condition): Ditto.
11926 * tree.c (tree_code_size): Ditto.
11927 (tree_node_structure): Ditto.
11928 (iterative_hash_expr): Ditto.
11930 * tree.h (VALUE_HANDLE_ID): Ditto.
11931 (VALUE_HANDLE_EXPR_SET): Ditto.
11932 (struct tree_value_handle): Ditto.
11933 (union tree_node): Ditto.
11934 * treestruct.def: Ditto.
11935 * tree-vn.c: Removed.
11936 * tree-ssa-pre.c: Rewritten entirely.
11937 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
11938 (constant_value_ids): Ditto.
11939 (vn_nary_op_t): Moved to header.
11941 (vn_reference_op_t): Ditto
11942 (vn_reference_t): Ditto.
11943 (next_value_id): New variable.
11944 (VN_INFO): Add an assert.
11945 (vn_constant_eq): New function.
11946 (vn_constant_hash): Ditto.
11947 (get_or_alloc_constant_value_id): Ditto.
11948 (value_id_constant_p): Ditto.
11949 (vn_reference_compute_hash): De-staticify.
11950 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
11951 Disable some code with a FIXME. Remove VALUE_HANDLE use.
11952 (valueize_refs): Update opcode if it changes from ssa name to constant.
11953 (vn_reference_lookup_1): Add new argument.
11954 (vn_reference_lookup): Ditto.
11955 (vn_reference_lookup_pieces): New function.
11956 (vn_reference_insert): Add return type. Modify to deal with value ids.
11957 (vn_reference_insert_pieces): New function.
11958 (vn_nary_op_compute_hash): De-staticify.
11959 (vn_nary_op_eq): Ditto.
11960 (vn_nary_op_lookup_pieces): New function.
11961 (vn_nary_op_lookup): Add new argument.
11962 (vn_nary_op_insert_pieces): New function.
11963 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
11964 (vn_phi_insert): Ditto.
11965 (visit_unary_op): Update for callee changes.
11966 (visit_binary_op): Ditto.
11967 (visit_reference_op_load): Ditto.
11968 (visit_reference_op_store): Ditto.
11969 (init_scc_vn): Init next_value_id, constant_to_value_id and
11970 constant_value_ids.
11971 (free_scc_vn): Free them.
11972 (set_hashtable_value_ids): New function.
11973 (run_scc_vn): Use it.
11974 (get_max_value_id): New function.
11975 (get_next_value_id): Ditto.
11976 (expressions_equal_p): Moved from tree-vn.c
11977 (sort_vuses): Ditto.
11978 (sort_vuses_heap): Ditto.
11979 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
11981 * tree.c (iterative_hash_hashval_t): Made non-static
11982 * tree.h (iterative_hash_hashval_t): Declare it.
11984 2008-07-08 Martin Jambor <mjambor@suse.cz>
11986 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
11987 instead of ipa_create_node_params.
11988 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
11989 ipa_check_create_edge_args, free them with
11990 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
11992 * ipa-prop.c: Include flags.h and tree-inline.h.
11993 (ipa_node_params_vector): New variable.
11994 (ipa_edge_args_vector): New variable.
11995 (edge_removal_hook_holder): New variable.
11996 (node_removal_hook_holder): New variable.
11997 (edge_duplication_hook_holder): New variable.
11998 (node_duplication_hook_holder): New variable.
11999 (ipa_detect_param_modifications): Check for presence of modified flags.
12000 (ipa_compute_jump_functions): Check for presence of jump functions.
12001 (ipa_free_edge_args_substructures): New function.
12002 (ipa_create_node_params): Removed.
12003 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
12004 (ipa_free_node_params_substructures): New function.
12005 (ipa_free_all_node_params): Changed to deallocate the on-the-side
12007 (ipa_edge_removal_hook): New function.
12008 (ipa_node_removal_hook): New function.
12009 (duplicate_array): New function.
12010 (ipa_edge_duplication_hook): New function.
12011 (ipa_node_duplication_hook): New function.
12012 (ipa_register_cgraph_hooks): New function.
12013 (ipa_unregister_cgraph_hooks): New function.
12014 (free_all_ipa_structures_after_ipa_cp): New function.
12016 * ipa-prop.h: Include vec.h.
12017 (ipa_node_params_t): New typedef with vector types for it.
12018 (ipa_edge_args_t): New typedef with vector types for it.
12019 (IPA_NODE_REF): Changed to access an on-the-side vector.
12020 (IPA_EDGE_REF): Changed to access an on-the-side vector.
12021 (ipa_check_create_node_params): New function.
12022 (ipa_check_create_edge_args): New function.
12024 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
12027 2008-07-07 Tom Tromey <tromey@redhat.com>
12029 * configure, config.in: Rebuilt.
12030 * configure.ac: Don't check for scandir or alphasort.
12032 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12034 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
12035 types immediately after creating them.
12037 2008-07-07 Joseph Myers <joseph@codesourcery.com>
12039 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
12041 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
12043 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
12044 dump_constraint_graph.
12045 (dump_constraint_edge): New function.
12046 (dump_constraint_graph): New function.
12047 (debug_constraint_graph): New function.
12048 (dump_constraint): Removed useless comparison.
12049 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
12050 (dump_constraint_graph): Declare.
12051 (debug_constraint_graph): Declare.
12052 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
12054 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
12056 * config/i386/i386.c (is_va_list_char_pointer): New.
12057 (ix86_va_start): Replace compare with ms_va_list_type_node
12058 by is_va_list_char_pointer.
12059 (ix86_gimplify_va_arg): Likewise.
12061 2008-07-07 Martin Jambor <mjambor@suse.cz>
12063 * cgraph.c (cgraph_edge_max_uid): New variable.
12064 (struct cgraph_edge_hook_list): New type.
12065 (struct cgraph_node_hook_list): New type.
12066 (struct cgraph_2edge_hook_list): New type.
12067 (struct cgraph_2node_hook_list): New type.
12068 (first_cgraph_edge_removal_hook): New variable.
12069 (first_cgraph_node_removal_hook): New variable.
12070 (first_cgraph_edge_duplicated_hook): New variable.
12071 (first_cgraph_node_duplicated_hook): New variable.
12072 (cgraph_add_edge_removal_hook): New function.
12073 (cgraph_remove_edge_removal_hook): New function.
12074 (cgraph_call_edge_removal_hooks): New function.
12075 (cgraph_add_node_removal_hook): New function.
12076 (cgraph_remove_node_removal_hook): New function.
12077 (cgraph_call_node_removal_hooks): New function.
12078 (cgraph_add_edge_duplication_hook): New function.
12079 (cgraph_remove_edge_duplication_hook): New function.
12080 (cgraph_call_edge_duplication_hooks): New function.
12081 (cgraph_add_node_duplication_hook): New function.
12082 (cgraph_remove_node_duplication_hook): New function.
12083 (cgraph_call_node_duplication_hooks): New function.
12084 (cgraph_create_edge): Assign to edge uid.
12085 (cgraph_remove_edge): Call edge removal hooks.
12086 (cgraph_node_remove_callees): Call edge removal hooks.
12087 (cgraph_node_remove_callers): Call edge removal hooks.
12088 (cgraph_remove_node): Call node removal hooks.
12089 (cgraph_clone_edge): Call edge duplication hooks.
12090 (cgraph_clone_node): Call node duplication hooks.
12092 * cgraph.h (cgraph_edge): New field uid.
12093 (cgraph_edge_hook): New type.
12094 (cgraph_node_hook): New type.
12095 (cgraph_2edge_hook): New type.
12096 (cgraph_2node_hook): New type.
12098 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
12100 * config.in: Regenerate.
12102 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
12104 * gcc.c (print_sysroot): New.
12105 (option_map, display_help, process_command): Handle the
12106 -print-sysroot option.
12107 (main): Print the sysroot if requested.
12108 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
12110 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12113 * unwind-pe.h (size_of_encoded_value): add attribute unused.
12115 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
12117 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
12118 (assign_parm_setup_block_p): Also check mode of entry_parm.
12120 2008-07-07 Richard Guenther <rguenther@suse.de>
12122 * tree-ssa-structalias.h (set_used_smts): Remove.
12123 * tree-ssa-structalias.c (used_smts): Likewise.
12124 (set_used_smts): Likewise.
12125 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
12126 call to set_used_smts.
12128 2008-07-07 Richard Guenther <rguenther@suse.de>
12130 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
12131 (new_var_info): Set it to false.
12132 (solution_set_add): Correctly handle pointers outside a var and
12134 (type_safe): Treat variables with is_full_var properly.
12135 (do_sd_constraint): Likewise.
12136 (do_ds_constraint): Likewise.
12137 (process_constraint): Remove zeroing offset for !use_field_sensitive.
12138 (get_constraint_for_ptr_offset): New function.
12139 (get_constraint_for_component_ref): For addresses at least include
12140 the last field of the variable. Handle is_full_vars properly.
12141 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
12142 (handle_ptr_arith): Remove.
12143 (find_func_aliases): Simplify assignment handling.
12144 (create_function_info_for): For parameter and result varinfos set
12146 (create_variable_info_for): Set is_full_var flag whenever we
12147 just created a single varinfo for a decl.
12148 (init_alias_vars): Initialize use_field_sensitive from
12149 max-fields-for-field-sensitive parameter.
12151 2008-07-07 Richard Guenther <rguenther@suse.de>
12153 PR tree-optimization/36713
12154 * tree-flow-inline.h (is_call_used): New function.
12155 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
12156 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
12157 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
12159 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12161 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
12163 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
12165 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
12167 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
12168 Nathan Sidwell <nathan@codesourcery.com>
12170 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
12171 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
12173 * config/m68k/t-linux: New.
12174 * doc/install.texi: Document m68k-*-linux is now multilibbed by
12177 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
12179 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
12180 * config/m68k/m68k-devices.def: Remove multilibs that only differ
12183 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12185 * gcc.c (execute): Fix -Wc++-compat warning.
12187 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
12190 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
12191 constant for little endian.
12193 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
12195 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
12196 mips_base_mips16 instead of TARGET_MIPS16.
12197 (mips_base_mips16): Declare.
12198 * config/mips/mips.c (mips_base_mips16): Make global.
12199 (was_mips16_p): Remove GTY marker.
12200 (was_mips16_pch_p): New variable.
12201 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
12202 (mips_override_options): Force to non-MIPS16 mode initially.
12203 Do not complain about MIPS16 PIC incompatibilities here.
12204 Only allow -mgpopt if -mexplicit-relocs is in force for
12207 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
12209 * configure.ac: Check for caddr_t, define to char * if not defined.
12210 * configure: Regenerate.
12211 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
12212 (mmap_gt_pch_use_address): Likewise.
12213 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
12215 2008-07-06 Richard Guenther <rguenther@suse.de>
12217 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
12218 (new_var_info): Deal with it.
12219 (solution_set_add): Likewise.
12220 (bitpos_of_field): Make signed, fix.
12221 (struct fieldoff): Remove type and decl fields. Make size field
12222 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
12224 (fieldoff_compare): Deal with it.
12225 (push_fields_onto_fieldstack): Remove has_union argument, glob
12226 adjacent non-pointer fields together.
12227 (create_function_info_for): Do not set has_union.
12228 (create_variable_info_for): Simplify.
12230 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
12232 * config.gcc (extra_headers): Add cross-stdarg.h for target
12233 x86_64-*-* and i?86-*-*.
12234 * config/i386/cross-stdarg.h: New.
12235 * builtins.c (std_fn_abi_va_list): New.
12236 (std_canonical_va_list_type): New.
12237 (stabilize_va_list): Replace va_list_type_node use by
12238 mtarget.canonical_va_list_type.
12239 (gimplify_va_arg_expr): Likewise.
12240 (expand_builtin_va_copy): Replace va_list_type_node use by
12241 mtarget.fn_abi_va_list.
12242 * tree-sra.c (is_va_list_type): New helper.
12243 (decl_can_be_decomposed_p): Replace
12244 va_list_type_node use by is_va_list_type.
12245 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
12246 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
12247 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
12248 * config/i386/i386-protos.h (ix86_get_valist_type): New.
12249 (ix86_enum_va_list): New.
12250 * config/i386/i386.c (sysv_va_list_type_node): New.
12251 (ms_va_list_type_node): New.
12252 (ix86_function_type_abi): Remove sorry.
12253 (ix86_build_builtin_va_list_abi): New.
12254 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
12255 for 64-bit targets.
12256 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
12257 (ix86_init_builtins_va_builtins_abi): New.
12258 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
12259 for 64-bit targets.
12260 (ix86_handle_abi_attribute): New.
12261 (attribute_spec): Add sysv_abi and ms_abi.
12262 (ix86_fn_abi_va_list): New.
12263 (ix86_canonical_va_list_type): New.
12264 (ix86_enum_va_list): New.
12265 (TARGET_FN_ABI_VA_LIST): New.
12266 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12267 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
12268 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
12269 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12270 (TARGET_ENUM_VA_LIST): New.
12271 * expr.h (std_fn_abi_va_list): New.
12272 (std_canonical_va_list_type): New.
12273 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
12274 (TARGET_CANONICAL_VA_LIST_TYPE): New.
12275 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
12276 TARGET_CANONICAL_VA_LIST_TYPE.
12277 * target.h (struct gcc_target): Add fn_abi_va_list hook
12278 and canonical_va_list_type hook.
12280 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
12282 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
12283 integral and pointer types.
12285 2008-07-04 Roger Sayle <roger@eyesopen.com>
12287 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
12288 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
12290 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
12293 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
12295 2008-07-04 Jakub Jelinek <jakub@redhat.com>
12297 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
12298 build_gimple_modify_stmt.
12299 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
12300 gimple operand. Use fold_build* instead of build*.
12302 2008-07-04 Richard Guenther <rguenther@suse.de>
12304 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
12305 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
12306 properly to compute the reachability set if we do field-sensitive PTA.
12307 * invoke.texi (max-fields-for-field-sensitive): Document default.
12308 * opts.c (decode_options): Set max-fields-for-field-sensitive to
12309 100 for optimize >= 2.
12311 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12313 * ggc-zone.c (lookup_page_table_if_allocated,
12314 set_page_table_entry, zone_find_object_size, alloc_small_page,
12315 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
12316 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
12317 -Wc++-compat and/or -Wcast-qual warnings.
12319 2008-07-04 Alan Modra <amodra@bigpond.net.au>
12322 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
12323 pic_offset_table_rtx to be marked as used here.
12324 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
12325 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
12326 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
12327 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
12328 !TARGET_SECURE_PLT.
12330 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12332 * alloc-pool.c (hash_descriptor, eq_descriptor,
12333 alloc_pool_descriptor): Fix -Wc++-compat warnings.
12334 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
12336 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
12337 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
12338 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
12339 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
12342 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
12344 * tree-flow.h (loop_only_exit_p): Declare.
12345 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
12346 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
12347 the number of iterations if it is constant. Otherwise, if this is the
12348 only possible exit of the loop, use the conservative estimate on the
12349 number of iterations of the entire loop if available.
12351 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
12353 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
12354 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
12355 Add synchronization functions.
12356 * config/sync.c: New file.
12357 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
12358 (LIBGCC_SYNC_CFLAGS): Likewise.
12360 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
12363 * config/i386/i386.md (mode): Add TF to "mode" attribute.
12364 (*pushtf_sse): New insn pattern.
12365 (pushtf splitters): New splitters.
12367 2008-07-03 Michael Meissner <gnu@the-meissners.org>
12369 PR middle-end/35736
12370 * predict.c (build_predict_expr): Use void_type_node for the tree
12371 type, instead of NULL_TREE.
12373 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
12375 * config/i386/i386.c (contains_aligned_value_p): Return true
12377 (ix86_data_alignment): Align TCmode to 128bits.
12378 (ix86_local_alignment): Likewise.
12380 2008-07-03 Andrew Haley <aph@redhat.com>
12383 * vec.h (VEC_TA): New.
12384 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
12385 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
12386 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
12387 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
12388 (C_COMMON_FIXED_TYPES): Remove first arg.
12389 (C_COMMON_FIXED_MODE_TYPES): Likewise.
12390 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
12391 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
12392 not to use empty macro arguments.
12394 2008-07-02 Joseph Myers <joseph@codesourcery.com>
12396 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
12397 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
12398 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
12399 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
12400 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
12401 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
12402 config/ia64/crtn.asm, config/m68hc11/larith.asm,
12403 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
12404 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
12405 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
12406 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
12407 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
12408 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
12409 config/rs6000/e500crtres64gpr.asm,
12410 config/rs6000/e500crtres64gprctr.asm,
12411 config/rs6000/e500crtrest32gpr.asm,
12412 config/rs6000/e500crtrest64gpr.asm,
12413 config/rs6000/e500crtresx32gpr.asm,
12414 config/rs6000/e500crtresx64gpr.asm,
12415 config/rs6000/e500crtsav32gpr.asm,
12416 config/rs6000/e500crtsav64gpr.asm,
12417 config/rs6000/e500crtsav64gprctr.asm,
12418 config/rs6000/e500crtsavg32gpr.asm,
12419 config/rs6000/e500crtsavg64gpr.asm,
12420 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
12421 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
12422 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
12423 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
12424 config/sparc/sol2-cn.asm: Remove .file directives.
12426 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
12428 * resource.c (mark_referenced_resources): Look inside
12429 UNSPEC_VOLATILEs and ASM_INPUTs.
12431 2008-07-02 Ian Lance Taylor <iant@google.com>
12433 * rtlanal.c (add_reg_note): New function.
12434 * rtl.h (add_reg_note): Declare.
12435 * auto-inc-dec.c (attempt_change): Use add_reg_note.
12436 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
12437 * builtins.c (expand_builtin_longjmp): Likewise.
12438 (expand_builtin_nonlocal_goto): Likewise.
12439 * calls.c (emit_call_1, expand_call): Likewise.
12440 * cfgexpand.c (add_reg_br_prob_note): Likewise.
12441 * cfglayout.c (fixup_reorder_chain): Likewise.
12442 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
12443 (commit_one_edge_insertion): Likewise.
12444 * combine.c (move_deaths, distribute_notes): Likewise.
12445 * df-problems.c (df_set_note): Likewise.
12446 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
12447 (set_unique_reg_note): Likewise.
12448 (emit_copy_of_insn_after): Likewise.
12449 * expr.c (expand_expr_real): Likewise.
12450 * gcse.c (add_label_notes): Likewise.
12451 * haifa-sched.c (create_check_block_twin): Likewise.
12452 * jump.c (mark_jump_label_1): Likewise.
12453 * loop-doloop.c (add_test, doloop_modify): Likewise.
12454 * loop-unswitch.c (compare_and_jump_seq): Likewise.
12455 * lower-subreg.c (move_eh_region_note): Likewise.
12456 * optabs.c (emit_libcall_block): Likewise.
12457 * predict.c (predict_insn): Likewise.
12458 (combine_predictions_for_insn): Likewise.
12459 * recog.c (peephole2_optimize): Likewise.
12460 * regmove.c (try_auto_increment): Likewise.
12461 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
12462 * reload.c (find_reloads): Likewise.
12463 * reload1.c (fixup_eh_region_note): Likewise.
12464 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
12465 * reorg.c (delete_prior_computation): Likewise.
12466 (delete_computation, dbr_schedule): Likewise.
12467 * config/pa/pa.c (legitimize_pic_address): Likewise.
12468 * config/sh/sh.c (sh_reorg): Likewise.
12470 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12473 * config/libgcc-glibc.ver: Add %exclude.
12474 * config/m32r/libgcc-glibc.ver: Likwise.
12475 * config/s390/libgcc-glibc.ver: Likwise.
12476 * config/sh/libgcc-glibc.ver: Likwise.
12477 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
12479 * config/i386/libgcc-glibc.ver: New.
12481 * config/i386/libgcc-x86_64-glibc.ver: Removed.
12483 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
12485 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
12486 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
12487 i[34567]86-*-linux*, x86_64-*-linux*. Add
12488 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
12489 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
12490 x86_64-*-linux*. Add i386/t-linux to tmake_file for
12491 i[34567]86-*-linux*, x86_64-*-linux*.
12493 * libgcc-std.ver: Add empty GCC_4.4.0.
12495 * mkmap-symver.awk: Support multiple versions per symbol.
12497 * config/i386/i386.c (ix86_init_builtins): Always define
12498 __builtin_fabsq and __builtin_copysignq with fallbacks.
12499 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
12500 and __builtin_copysignq if SSE2 isn't available.
12502 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
12503 (LIBGCC2_TF_CEXT): Likwise.
12504 (TF_SIZE): Likwise.
12506 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
12508 * config/i386/sfp-machine.h: Moved to libgcc.
12510 * config/i386/sfp-machine.h: New.
12511 * config/i386/t-linux: Likwise.
12513 * config/i386/t-darwin: Remove softfp_wrap_start and
12515 * config/i386/t-darwin64: Likewise.
12517 * config/i386/t-fprules-softfp64: Renamed to ...
12518 * config/i386/t-fprules-softfp: This.
12520 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
12521 and softfp_wrap_end.
12523 2008-07-02 Jason Merrill <jason@redhat.com>
12525 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
12527 * tree.c (ctor_to_list): New fn.
12528 * tree.h: Declare it.
12529 (CONSTRUCTOR_ELT): New macro.
12530 (CONSTRUCTOR_NELTS): New macro.
12532 2008-07-02 Richard Guenther <rguenther@suse.de>
12534 * tree-ssa-structalias.c (struct variable_info): Reorder
12535 to fill padding on 64bit hosts. Make collapsed_to an int.
12536 (get_varinfo_fc): Deal with that.
12537 (new_var_info): Likewise.
12538 (collapse_rest_of_var): Likewise.
12540 2008-07-02 Joshua Sumali <jsumali@redhat.com>
12542 * doc/install.texi (--enable-java-home): Document.
12543 (--enable-aot-compile-rpm): Likewise.
12544 (--with-arch-directory): Likewise.
12545 (--with-os-directory): Likewise.
12546 (--with-origin-name): Likewise.
12547 (--with-arch-suffix): Likewise.
12548 (--with-jvm-root-dir): Likewise.
12549 (--with-jvm-jar-dir): Likewise.
12550 (--with-python-dir): Likewise.
12552 2008-07-02 Richard Guenther <rguenther@suse.de>
12554 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
12555 from decls explicitly. Merge operand checking from tuples.
12557 2008-07-02 Martin Jambor <mjambor@suse.cz>
12559 * tree-switch-conversion.c: Included timevar.h which I forgot before.
12561 2008-07-02 Martin Jambor <mjambor@suse.cz>
12563 * tree-switch-conversion.c: Included timevar.h
12564 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
12566 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
12568 2008-07-02 Martin Jambor <mjambor@suse.cz>
12570 * tree-switch-conversion.c: Corrected various comments and
12572 (build_constructors): Fixed minor formatting mistakes.
12574 * invoke.texi (Optimize Options): Corrected the
12575 switch-conversion-max-branch-ratio parameter.
12577 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
12579 * final.c (asm_insn_count): Return zero for an empty asm body.
12581 2008-07-02 Richard Guenther <rguenther@suse.de>
12583 * bitmap.h (bitmap_set_bit): Return bool.
12584 (bitmap_clear_bit): Likewise.
12585 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
12586 write to the bitmap if it would.
12587 (bitmap_clear_bit): Likewise.
12588 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
12589 bitmap_set_bit return value.
12590 (add_pred_graph_edge): Likewise.
12591 (add_graph_edge): Likewise.
12592 (do_sd_constraint): Likewise.
12593 (do_ds_constraint): Likewise.
12595 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12597 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
12598 Fix -Wc++-compat and/or -Wcast-qual warnings.
12599 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
12600 gen_regparm_prefix): Likewise.
12601 * vmsdbgout.c (write_modbeg, lookup_filename,
12602 vmsdbgout_source_line, vmsdbgout_init): Likewise.
12604 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
12606 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
12607 defaults.h definition apply.
12609 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12611 * function.c (assign_parm_remove_parallels): New.
12612 (assign_parm_setup_block_p): Do not return true for non-BLKmode
12614 (assign_parm_setup_block): Do not handle them.
12615 (assign_parm_setup_reg, assign_parm_setup_stack): Call
12616 assign_parm_remove_parallels.
12618 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
12620 * c-typeck.c (convert_for_assignment): Use
12621 vector_targets_convertible_p.
12622 * c-common.c (vector_targets_convertible_p): New.
12623 * c-common.h (vector_targets_convertible_p): New prototype.
12624 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
12625 opaque_p_V2SI_type_node.
12627 2008-07-01 Steve Ellcey <sje@cup.hp.com>
12629 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
12632 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
12634 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
12635 TFmode constants via two element DImode vector for hosts with
12636 HOST_BITS_PER_WIDE_INT < 64.
12637 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
12638 also for HOST_BITS_PER_WIDE_INT < 64.
12640 2008-07-01 Richard Guenther <rguenther@suse.de>
12642 PR tree-optimization/36666
12643 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
12644 (get_constraint_exp_from_ssa_var): Split into ...
12645 (get_constraint_exp_for_temp): ... this ...
12646 (get_constraint_for_ssa_var): ... and that.
12647 Return constraint expressions for all touched sub-fields
12648 if the results address is not taken.
12649 (process_constraint): Remove assertion that aggregate
12650 assignments do not happen at this place.
12651 (get_constraint_for_component_ref): Add address_p argument.
12652 Return constraint expressions for all touched sub-fields
12653 if the results address is not taken.
12654 (do_deref): Use get_constraint_exp_for_temp.
12655 (get_constraint_for_1): Rename from ...
12656 (get_constraint_for): ... this. Add the old function as wrapper.
12657 (do_structure_copy): Use get_constraint_for_1.
12659 2008-07-01 Martin Jambor <mjambor@suse.cz>
12661 * Makefile.in (tree-switch-conversion.o): Add.
12662 (OBJS-common): Add tree-swtch-conversion.o.
12663 * passes.c (init_optimization_passes): Add pass_convert_switch.
12664 * tree-pass.h: (pass_convert_switch): Add.
12665 * tree-switch-conversion.c: New file.
12666 * gcc.dg/tree-ssa/cswtch.c: New testcase.
12667 * common.opt (ftree-cswtch): New option.
12668 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12669 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
12670 * opts.c (decode_options): Set flag_tree_switch_conversion when
12671 optimization level is >= 2.
12672 * doc/invoke.texi (Optimize Options): Added description of
12673 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
12675 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12677 * config/darwin-driver.c (darwin_default_min_version): Fix
12678 -Wc++-compat warnings.
12680 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
12682 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
12685 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12687 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
12689 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
12691 PR rtl-optimization/34744
12692 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
12693 (df_scan_free_internal): Free data structures not
12694 allocated in storage pools.
12695 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
12696 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
12697 df_scan_free_mws_vec.
12698 * dse.c (dse_step6): Free offset_map_p and offset_map_n
12701 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
12703 * config/i386/i386.c (contains_aligned_value_p): Return true
12705 (ix86_function_arg_boundary): Return its natural boundary
12707 (return_in_memory_32): Don't check TDmode.
12708 (ix86_split_to_parts): Support splitting into 4 parts and
12709 support TFmode for 32bit target.
12710 (ix86_split_long_move): Support splitting into 4 parts.
12711 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
12713 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
12714 (ix86_init_builtins): Here.
12715 (ix86_scalar_mode_supported_p): Always return true for TFmode.
12716 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
12717 'q' and 'w', respectively.
12719 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
12721 (movtf_internal): Likewise.
12722 (<code>tf2): Likewise.
12723 (*absnegtf2_sse): Likewise.
12724 (copysign<mode>3): Likewise.
12725 (copysign<mode>3_const): Likewise.
12726 (copysign<mode>3_var): Likewise.
12727 (define_split UNSPEC_COPYSIGN): Likewise.
12728 * config/i386/sse.md (*nandtf3): Likewise.
12729 (<code>tf3): Likewise.
12730 (*<code>tf3): Likewise.
12732 2008-06-30 Joey Ye <joey.ye@intel.com>
12733 H.J. Lu <hongjiu.lu@intel.com>
12735 * global.c (compute_regsets): Set frame_pointer_needed here.
12736 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
12738 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
12740 * doc/install.texi (specific): Expand Windows build notes.
12742 2008-06-30 Ira Rosen <irar@il.ibm.com>
12744 PR tree-optimization/36648
12745 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
12746 number of prolog iterations by step. Fix the comment.
12748 2008-06-30 Richard Guenther <rguenther@suse.de>
12750 PR middle-end/36671
12751 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
12752 handle calls from ECF_MALLOC functions.
12753 (handle_pure_call): ECF_MALLOC functions do not return
12755 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
12757 2008-06-29 Andreas Schwab <schwab@suse.de>
12759 * config/m68k/m68k.c (print_operand): Always print a float
12761 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
12762 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
12765 * config/rs6000/x-linux64: Remove never used file.
12767 2008-06-29 Richard Guenther <rguenther@suse.de>
12769 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
12771 (struct alias_info): Move ...
12772 * tree-ssa-alias.c: ... here.
12773 (update_alias_info): Declare.
12774 (compute_may_aliases): Call it.
12775 (update_alias_info): New function.
12776 * tree-ssa-structalias.c (update_alias_info): Move ...
12777 * tree-ssa-alias.c (update_alias_info_1): ... here.
12778 * tree-ssa-structalias.c (process_constraint_1): Remove
12779 unused from_call argument. Rename to ...
12780 (process_constraint): ... this. Delete old wrapper.
12781 (make_constraint_to): Adjust callers.
12782 (handle_const_call): Likewise.
12783 (handle_pure_call): Likewise.
12784 (init_base_vars): Likewise.
12785 (handle_lhs_call): Likewise. Remove unnecessary constraint.
12786 (find_func_aliases): We don't need structure copies for
12788 (make_constraint_from_anything): Remove.
12789 (create_variable_info_for): For globals make constraints
12790 from escaped, not from anything.
12791 (compute_points_to_sets): Do not call update_alias_info.
12792 (ipa_pta_execute): Use make_constraint_from.
12794 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12796 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
12797 (bitmap.o-warn, dominance.o-warn): New.
12798 * configure.ac (cxx_compat_warn): Delete.
12799 (loose_warn): Add -Wcast-qual and -Wc++-compat.
12800 * system.h: Remove #pragma diagnostic for -Wcast-qual and
12802 * configure: Regenerate.
12804 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
12807 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12809 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
12810 * df-scan.c (df_notes_rescan): Likewise.
12811 * ggc-page.c (set_page_table_entry): Likewise.
12812 * intl.c (gcc_gettext_width): Likewise.
12813 * varasm.c (get_unnamed_section, get_noswitch_section,
12814 get_section): Likewise.
12816 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
12818 * regrename.c (build_def_use): Don't copy RTX.
12820 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
12822 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
12823 (Type Attributes): Fix nesting of @table and @subsection. Adjust
12824 punctuation. Use @ref instead of @xref.
12825 (Function Names): Remove stray @display/@end display.
12826 (C++ Attributes): Use @ref instead of @xref.
12827 (Deprecated Features): Fix punctuation around @xref.
12828 (Backwards Compatibility): Likewise.
12829 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
12831 2008-06-28 Joseph Myers <joseph@codesourcery.com>
12833 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
12834 constants for E500 double.
12836 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12838 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
12839 element type of const_vector.
12841 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
12843 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
12844 Remove FLAGS_REG clobber from expander pattern.
12845 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
12846 (anddi3, andsi3, andhi3, andqi3): Ditto.
12847 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
12848 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
12849 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
12850 (ashlsi3, ashlhi3, ashlqi3): Ditto.
12851 (ashrsi3, ashrhi3, ashrqi3): Ditto.
12852 (lshrsi3, lshrhi3, lshrqi3): Ditto.
12853 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
12854 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
12856 2008-06-28 Richard Guenther <rguenther@suse.de>
12858 * tree-ssa-structalias.c (callused_id, var_callused,
12859 callused_tree): Add.
12860 (handle_pure_call): New function.
12861 (find_func_aliases): Call it.
12862 (find_what_p_points_to): Handle the call-used set.
12863 (clobber_what_escaped): Likewise.
12864 (compute_call_used_vars): New function.
12865 (init_base_vars): Init the call-used variable.
12866 (do_sd_constraint): Do not propagate the solution from CALLUSED
12867 but use CALLUSED as a placeholder.
12868 (solve_graph): Likewise.
12869 * tree-flow-inline.h (gimple_call_used_vars): New function.
12870 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
12871 (compute_call_used_vars): Declare.
12872 * tree-ssa-alias.c (set_initial_properties): Call
12873 compute_call_used_vars.
12874 (reset_alias_info): Clear call-used variables.
12875 (add_call_clobber_ops): Assert we are not called for const/pure
12876 functions. Remove handling of them.
12877 (add_call_read_ops): Handle pure functions by adding the
12878 call-used set of variables as VUSEs.
12879 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
12880 (delete_tree_ssa): Free it.
12881 * tree-dfa.c (remove_referenced_var): Clear the var from the
12884 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
12886 * tree.c (build_varargs_function_type_list): New.
12887 (build_function_type_list_1): New.
12888 (build_function_type_list): Use build_function_type_list_1.
12889 * tree.h (build_varargs_function_type_list): New.
12891 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12894 * config/spu/spu.c (spu_builtin_splats): Do not generate
12895 invalid CONST_VECTOR expressions.
12896 (spu_expand_vector_init): Likewise.
12898 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
12900 * optabs.c (libfunc_decls): New variable.
12901 (libfunc_decl_hash, libfunc_decl_eq): New functions.
12902 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
12903 for the same function twice.
12905 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
12907 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
12908 ix86_expand_binary_operator directly.
12909 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
12911 (*ashrti3_1): Ditto.
12912 (*lshrti3_1): Ditto.
12913 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
12914 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
12915 using only one splitter. Conditionaly execute splitter before or
12916 after peephole2 pass.
12917 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
12918 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
12919 Use only one alternative in asm template.
12920 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
12922 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
12923 "J" operand constraint for operand 2.
12924 (*ashldi3_cconly_rex64): Ditto.
12925 (*ashrdi3_cmp_rex64): Ditto.
12926 (*ashrdi3_cconly_rex64): Ditto.
12927 (*lshrdi3_cmp_rex64): Ditto.
12928 (*lshrdi3_cconly_rex64): Ditto.
12929 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
12930 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
12931 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
12934 2008-06-27 Jakub Jelinek <jakub@redhat.com>
12936 * gimplify.c (omp_is_private): Don't return true if decl is not
12937 already private on #pragma omp for or #pragma omp parallel for.
12940 * tree-cfg.c (struct move_stmt_d): Replace block field with
12941 orig_block and new_block fields.
12942 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
12943 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
12944 (move_block_to_fn): Replace vars_map and new_label_map arguments
12945 with struct move_stmt_d pointer.
12946 (replace_block_vars_by_duplicates): New function.
12947 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
12948 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
12949 all subblocks of ORIG_BLOCK to the new function. Call
12950 replace_block_vars_by_duplicates.
12951 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
12952 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
12953 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
12954 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
12955 (expand_omp): Temporarily set input_location to the location of
12956 region's controlling stmt.
12957 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
12958 BIND_EXPR, push ctx->block_vars and gimplification vars into
12959 the BIND_EXPR and its block's BLOCK_VARS instead of directly
12960 into dest function.
12961 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
12962 there are any BLOCK_VARS.
12963 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
12964 OMP_PARALLEL or OMP_TASK stmt.
12965 (lower_omp): Save and restore input_location around the lower_omp_1
12968 2008-06-27 Richard Guenther <rguenther@suse.de>
12970 PR tree-optimization/36400
12971 PR tree-optimization/36373
12972 PR tree-optimization/36344
12973 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
12974 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
12975 (update_alias_info): Remove call clobbering code.
12976 (make_constraint_to): New helper function.
12977 (make_escape_constraint): Likewise.
12978 (handle_rhs_call): Use it on all pointer containing arguments.
12979 Also mark the static chain escaped.
12980 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
12981 instead of ANYTHING.
12982 (make_constraint_from): New helper split out from ...
12983 (make_constraint_from_anything): ... here.
12984 (find_func_aliases): Add constraints for escape sites.
12985 (intra_create_variable_infos): Make constraints from NONLOCAL
12987 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
12989 (clobber_what_p_points_to): Remove.
12990 (clobber_what_escaped): New function.
12991 (init_base_vars): Init NONLOCAL and ESCAPED.
12992 (do_sd_constraint): Do not propagate the solution from ESCAPED
12993 but use ESCAPED as a placeholder.
12994 (solve_graph): Likewise.
12995 * tree-flow.h (clobber_what_p_points_to): Remove.
12996 (clobber_what_escaped): Declare.
12997 * tree-ssa-alias.c (set_initial_properties): Call it.
12998 Remove code clobbering escaped pointers.
13000 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13002 * function.c (allocate_struct_function): Only allocate a unique
13003 funcdef_no if the decl is nonzero.
13005 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
13007 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
13008 * config/mips/mips.c (mips_split_const_insns): New function.
13009 * config/mips/mips.md (move_type): New attribute.
13010 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
13011 (dword_mode): New attribute.
13012 (type): Avoid long line. Map "move_type"s to "type"s,
13013 choosing "multi" for doubleword moves if appropriate.
13014 Swap MTC/MFC comments to match their declaration order.
13015 (extended_mips16): Default to "yes" if "move_type" is "sll0",
13016 "type" is "branch" or "jal" is "direct".
13017 (length): Handle "extended_mips16" first. Make the default
13018 "0" for "ghost" instructions. Set the length from "move_type".
13019 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
13020 of "type", with "sll0" for the register alternative. Remove the
13021 "extended_mips16" attribute.
13022 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
13023 of "type", with "shift_shift" for the register alternative.
13024 Remove the "length" attribute.
13025 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
13026 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
13027 of "type", with "andi" for the register alternative.
13028 (*zero_extendqihi2): Likewise.
13029 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
13030 of "andi" instead of a "type" of "arith".
13031 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
13033 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
13034 (mov_<store>r, *mov<mode>_ra): Likewise.
13035 (extendsidi2): Use "move_type" instead of "type", with "move"
13036 for the register alternative.
13037 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
13038 of "type", with "signext" for the register alternative.
13039 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
13040 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
13041 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
13042 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
13043 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
13044 (unnamed branch insn): Likewise.
13045 (*movdi_gp32_fp64): Fold into...
13046 (*movdi_32bit): ...here.
13047 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
13048 (*movdf_hardfloat): ...this new pattern.
13049 (*movdf_softfloat): Remove redundant FPR alternatives.
13050 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
13051 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
13052 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
13053 the "move" attribute.
13054 (*movdi_32bit): Use "move_type" instead of "type" and remove the
13055 "length" attribute. Use "fpload" and "fpstore" instead of "load"
13056 and "store" for COP loads and stores.
13057 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
13058 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
13059 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
13060 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
13061 (*movtf_mips16, *movv2sf): Likewise.
13062 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
13063 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
13064 (mfhc1<mode>): Use "move_type" instead of "move".
13065 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
13066 (loadgp_blockage): Remove the "length" attribute.
13067 (blockage, set_got_version, update_got_version): Likewise.
13068 (call_internal): Remove the "extended_mips16" attribute.
13069 (call_value_internal, call_value_multiple_internal): Likewise.
13070 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
13072 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
13073 the "length" attribute.
13075 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13077 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
13078 -Wcast-qual warnings.
13079 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
13080 handle_pragma_pop_macro): Likewise.
13081 * collect2.c (resolve_lib_name): Likewise.
13082 * config/arc/arc.c (arc_init): Likewise.
13083 * config/arm/arm.c (neon_builtin_compare,
13084 locate_neon_builtin_icode): Likewise.
13085 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
13086 * config/bfin/bfin.c (bfin_init_machine_status,
13087 bfin_optimize_loop): Likewise.
13088 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
13089 * config/cris/cris.c (cris_init_expanders): Likewise.
13090 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
13091 * config/darwin.c (machopic_indirection_eq,
13092 machopic_indirection_name, machopic_output_indirection): Likewise.
13093 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
13094 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
13095 frv_optimize_membar): Likewise.
13096 * config/i386/cygwin.h (mingw_scan,
13097 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
13098 * config/i386/cygwin1.c (mingw_scan): Likewise.
13099 * config/i386/i386.c (machopic_output_stub): Likewise.
13100 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
13101 i386_pe_unique_section): Likewise.
13102 * config/ia64/ia64.c (ia64_init_machine_status,
13103 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
13105 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
13106 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
13107 * config/m68k/m68k.c (m68k_handle_option,
13108 m68k_sched_md_init_global): Likewise.
13109 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
13110 mcore_unique_section): Likewise.
13111 * config/mips/mips.c (mips_block_move_straight,
13112 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
13114 * config/mmix/mmix.c (mmix_init_machine_status,
13115 mmix_encode_section_info): Likewise.
13116 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
13117 * config/rs6000/rs6000.c (rs6000_init_machine_status,
13118 print_operand_address, output_toc, redefine_groups,
13119 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
13120 * config/s390/s390.c (s390_init_machine_status): Likewise.
13121 * config/score/score.c (score_block_move_straight,
13122 score_block_move_loop_body): Likewise.
13123 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
13124 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
13125 * emit-rtl.c (find_auto_inc): Likewise.
13126 * gcc.c (translate_options, process_command): Likewise.
13127 * reorg.c (dbr_schedule): Likewise.
13128 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
13129 * xcoffout.c (xcoffout_declare_function): Likewise.
13131 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
13133 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
13134 ipa-pta working again.
13136 2008-06-27 David Edelsohn <edelsohn@gnu.org>
13138 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
13141 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
13143 * config.gcc (powerpc*-*-*): Add new core e500mc.
13144 * config/rs6000/e500mc.md: New file.
13145 * config/rs6000/rs6000.c (processor_costs): Add new costs for
13147 (rs6000_override_options): Add e500mc case to
13148 processor_target_table. Altivec and Spe options not allowed
13149 with e500mc. Add isel instruction to e500mc by
13150 default. Initialize rs6000_cost for e500mc.
13151 (rs6000_issue_rate): Set issue rate for e500mc.
13152 * config/rs6000/rs6000.h (processor_type): Add
13153 PROCESSOR_PPCE500MC.
13154 (ASM_CPU_SPEC): Add e500mc.
13155 Set TARGET_ISEL to rs6000_isel.
13156 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
13157 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
13158 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
13160 * doc/invoke.texi: Add e500mc to list of cpus.
13162 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13165 * c-lex.c (lex_charconst): Initialize unsignedp.
13167 2008-06-27 Olivier Hainque <hainque@adacore.com>
13169 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
13170 documented assumptions.
13172 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
13174 * dwarf2out.c: Remove trailing white spaces. Break long line
13177 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
13179 * libfuncs.h (LTI_synchronize): New libfunc_index.
13180 (synchronize_libfunc): Declare.
13181 * builtins.c (expand_builtin_synchronize): Consider using
13182 synchronize_libfunc before falling back on an asm blockage.
13183 * config/mips/mips.c: Include libfuncs.h
13184 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
13186 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
13188 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
13189 parameter. Copy stack_reg to r11 where appropriate.
13190 (no_global_regs_above): Add gpr parameter.
13191 (rs6000_stack_info): Only add padding for SPE save area if we
13192 are saving SPE GPRs and CR.
13193 (saveres_routine_syms): New variable.
13194 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
13196 (rs6000_savres_routine_sym): New function.
13197 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
13199 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
13200 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
13201 Tweak FPR out-of-line saving.
13202 (rs6000_make_savres_rtx): New function.
13203 (rs6000_use_multiple_p): New function.
13204 (rs6000_savres_strategy): New function.
13205 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
13206 out-of-line if appropriate.
13207 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
13208 if we are optimizing for size.
13209 (GP_SAVE_INLINE): Define.
13210 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
13211 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
13212 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
13213 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
13214 (*save_fpregs_<mode>): Add use of r11.
13215 (*restore_gpregs_<mode>): New insn.
13216 (*return_and_restore_gpregs_<mode>): New insn.
13217 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
13219 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
13220 (*restore_gpregs_spe): New insn.
13221 (*return_and_restore_gpregs_spe): New insn.
13222 * config/rs6000/predicates.md (save_world_operation): Fix check.
13224 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13226 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
13227 this point, so assert that.
13229 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
13231 * cfganal.c: Include vec.h and vecprim.h.
13232 (compute_idf): Import from...
13233 * tree-into-ssa (compute_idf): ...here.
13234 * basic-block.h (compute_idf): Export.
13236 2008-06-26 Joseph Myers <joseph@codesourcery.com>
13238 * c-decl.c (merge_decls): Use !current_function_decl to check for
13239 extern declaration of C99 inline function being at file scope.
13241 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
13243 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
13245 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13247 * alias.c (record_alias_subset, init_alias_analysis): Fix
13248 -Wc++-compat and/or -Wcast-qual warnings.
13249 * attribs.c (lookup_attribute_spec): Likewise.
13250 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
13251 copy_bb, connect_traces,
13252 find_rarely_executed_basic_blocks_and_cr): Likewise.
13253 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
13254 note_btr_set, migrate_btr_defs): Likewise.
13255 * builtins.c (result_vector, expand_builtin_memcpy,
13256 expand_builtin_mempcpy_args, expand_builtin_strncpy,
13257 builtin_memset_read_str, expand_builtin_printf,
13258 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
13260 * caller-save.c (mark_set_regs): Likewise.
13261 * calls.c (expand_call, emit_library_call_value_1): Likewise.
13262 * cgraph.c (cgraph_edge): Likewise.
13263 * combine.c (likely_spilled_retval_1): Likewise.
13264 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
13265 htab_counts_entry_del, get_coverage_counts): Likewise.
13266 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
13267 new_cselib_val): Likewise.
13268 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
13269 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
13271 * df-core.c (df_compact_blocks): Likewise.
13272 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
13273 * df-scan.c (df_grow_reg_info, df_ref_create,
13274 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
13275 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
13276 df_record_entry_block_defs, df_record_exit_block_uses,
13277 df_bb_verify): Likewise.
13278 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
13279 DF_REF_EXTRACT_MODE_CONST): New.
13280 * dominance.c (get_immediate_dominator, get_dominated_by,
13281 nearest_common_dominator, root_of_dom_tree,
13282 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
13283 -Wc++-compat and/or -Wcast-qual warnings.
13284 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
13285 record_store, replace_read, check_mem_read_rtx, scan_insn,
13286 dse_step1, dse_record_singleton_alias_set): Likewise.
13287 * dwarf2asm.c (dw2_force_const_mem): Likewise.
13289 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13291 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
13292 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
13293 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
13294 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
13295 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
13296 add_ranges_num, add_ranges_by_labels, file_info_cmp,
13297 file_name_acquire, output_file_names, add_const_value_attribute,
13298 premark_used_types_helper, file_table_eq, file_table_hash,
13299 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
13300 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
13301 -Wcast-qual warnings.
13302 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
13303 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
13304 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
13305 gen_reg_rtx, start_sequence, init_emit): Likewise.
13306 * et-forest.c (et_new_occ, et_new_tree): Likewise.
13307 * except.c (init_eh_for_function, gen_eh_region,
13308 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
13309 arh_to_landing_pad, arh_to_label, add_action_record,
13310 add_call_site, switch_to_exception_section): Likewise.
13311 * expmed.c (synth_mult): Likewise.
13312 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
13313 store_expr): Likewise.
13314 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
13316 * function.c (assign_stack_temp_for_type,
13317 allocate_struct_function, match_asm_constraints_1): Likewise.
13318 * gcov-io.c (gcov_allocate): Likewise.
13319 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
13320 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
13321 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
13322 record_one_set, insert_expr_in_table, insert_set_in_table,
13323 dump_hash_table, compute_hash_table_work, alloc_hash_table,
13324 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
13325 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
13326 -Wcast-qual warnings.
13328 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13330 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
13331 -Wcast-qual warnings.
13332 * gcc.c (process_command): Likewise.
13333 * genattrtab.c (oballoc): Use XOBNEW.
13334 (oballocvec): Define.
13335 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
13336 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
13337 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
13338 -Wc++-compat and/or -Wcast-qual warnings.
13339 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
13340 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
13341 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
13342 gen_presence_absence_set, gen_automaton, gen_regexp_el,
13343 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
13344 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
13345 add_excls, process_presence_absence_names,
13346 process_presence_absence_patterns, add_presence_absence,
13347 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
13348 get_free_state, add_arc, get_free_automata_list_el,
13349 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
13350 transform_3, cache_presence, create_ainsns, create_automata,
13351 create_state_ainsn_table, dfa_insn_code_enlarge,
13352 output_trans_func, output_min_issue_delay_func,
13353 output_dead_lock_func, output_reset_func,
13354 output_get_cpu_unit_code_func, output_dfa_start_func,
13355 expand_automata): Likewise.
13356 * genextract.c (gen_insn): Likewise.
13357 * gengtype-lex.l: Likewise.
13358 * gengtype.c (read_input_list, adjust_field_type,
13359 process_gc_options): Likewise.
13360 * genoutput.c (note_constraint): Likewise.
13361 * genpreds.c (mangle, add_constraint): Likewise.
13362 * genrecog.c (process_define_predicate, new_decision,
13363 add_to_sequence): Likewise.
13364 * gensupport.c (record_insn_name): Likewise.
13366 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13368 * config/i386/driver-i386.c (detect_caches_amd,
13369 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
13370 and/or -Wcast-qual warnings.
13371 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
13372 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
13373 gt_pch_save): Likewise.
13374 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
13375 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
13376 * global.c (compute_regsets): Likewise.
13377 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
13378 finish_graph_dump_file): Likewise.
13379 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
13380 unlink_bb_notes): Likewise.
13381 * integrate.c (get_hard_reg_initial_val): Likewise.
13382 * ipa-prop.c (ipa_push_func_to_list): Likewise.
13383 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
13384 * local-alloc.c (update_equiv_regs): Likewise.
13385 * loop-invariant.c (check_invariant_table_size,
13386 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
13388 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
13389 altered_reg_used, mark_altered): Likewise.
13390 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
13391 insert_var_expansion_initialization,
13392 combine_var_copies_in_loop_exit, apply_opt_in_copies,
13393 release_var_copies): Likewise.
13394 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
13395 analyze_matrix_decl, add_allocation_site, analyze_transpose,
13396 analyze_accesses_for_phi_node, check_var_notmodified_p,
13397 check_allocation_function, find_sites_in_func,
13398 record_all_accesses_in_func, transform_access_sites,
13399 transform_allocation_sites): Likewise.
13400 * omp-low.c (new_omp_region, create_omp_child_function_name,
13401 check_omp_nesting_restrictions, check_combined_parallel,
13402 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
13403 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
13404 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
13405 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
13407 * opts-common.c (prune_options): Likewise.
13408 * opts.c (add_input_filename, print_filtered_help,
13409 get_option_state): Likewise.
13410 * params.c (add_params): Likewise.
13411 * passes.c (set_pass_for_id, next_pass_1,
13412 do_per_function_toporder, pass_fini_dump_file): Likewise.
13413 * postreload.c (reload_cse_simplify_operands): Likewise.
13414 * predict.c (tree_predicted_by_p, tree_predict_edge,
13415 clear_bb_predictions, combine_predictions_for_bb): Likewise.
13417 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13419 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
13421 * recog.c (check_asm_operands, validate_change_1): Likewise.
13422 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
13423 subst_asm_stack_regs): Likewise.
13424 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
13425 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
13426 * regmove.c (reg_is_remote_constant_p): Likewise.
13427 * regrename.c (regrename_optimize, scan_rtx_reg,
13428 kill_clobbered_value, kill_set_value, kill_autoinc_value):
13430 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
13431 regstat_compute_calls_crossed): Likewise.
13432 * reload1.c (init_reload, new_insn_chain,
13433 has_nonexceptional_receiver, reload, copy_reloads,
13434 calculate_needs_all_insns, init_elim_table): Likewise.
13435 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
13436 * rtl.c (shallow_copy_rtx_stat): Likewise.
13437 * rtlanal.c (parms_set): Likewise.
13438 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
13439 sbitmap_resize, sbitmap_vector_alloc): Likewise.
13440 * sched-ebb.c (earliest_block_with_similiar_load,
13441 add_deps_for_risky_insns): Likewise.
13442 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
13443 schedule_region): Likewise.
13444 * see.c (eq_descriptor_pre_extension,
13445 hash_descriptor_pre_extension, hash_del_pre_extension,
13446 eq_descriptor_properties, hash_descriptor_properties,
13447 hash_del_properties, see_seek_pre_extension_expr,
13448 see_initialize_data_structures, see_print_register_properties,
13449 see_print_pre_extension_expr, see_delete_merged_def_extension,
13450 see_delete_unmerged_def_extension, see_emit_use_extension,
13451 see_pre_delete_extension, see_map_extension, see_commit_changes,
13452 see_analyze_merged_def_local_prop,
13453 see_analyze_merged_def_local_prop,
13454 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
13455 see_set_prop_merged_def, see_set_prop_unmerged_def,
13456 see_set_prop_unmerged_use, see_print_one_extension,
13457 see_merge_one_use_extension, see_merge_one_def_extension,
13458 see_store_reference_and_extension, see_update_uses_relevancy,
13459 see_update_defs_relevancy): Likewise.
13460 * statistics.c (hash_statistics_hash, hash_statistics_eq,
13461 hash_statistics_free, curr_statistics_hash): Likewise.
13462 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
13463 expand_asm_operands, expand_return, case_bit_test_cmp,
13464 expand_case): Likewise.
13465 * stor-layout.c (start_record_layout): Likewise.
13466 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
13467 gt_pch_save_stringpool): Likewise.
13468 * tree-data-ref.c (hash_stmt_vertex_info,
13469 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
13470 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
13472 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
13475 * config/i386/i386.md : Change constraints of HImode and QImode
13476 immediate operands from "i" to "n". Change SImode "ni" constraint to
13477 "i" and SImode "rmi" constraint to "g". Remove all constraints
13478 from const0_operand and const1_operand predicated operands.
13479 (i): Change QImode and HImode attribute from "i" to "n".
13480 (*subqi_2): Change HImode operands to QImode.
13483 2008-06-25 Olivier Hainque <hainque@adacore.com>
13485 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
13488 2008-06-25 Richard Guenther <rguenther@suse.de>
13490 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
13491 not overflow the result type.
13493 2008-06-25 Richard Guenther <rguenther@suse.de>
13495 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
13496 (vn_lookup): Likewise.
13498 2008-06-25 Richard Guenther <rguenther@suse.de>
13500 PR tree-optimization/35518
13501 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
13502 * tree-sra.c (instantiate_element): Use fold_build3 to build
13504 (try_instantiate_multiple_fields): Likewise.
13506 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13508 * config/rs6000/rs6000.md: Change all string instruction's clobber to
13511 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13513 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
13514 use_backchain_to_restore_sp to true
13515 if the offset of the link register save area would go over the 32k - 1
13516 offset limit of the load
13519 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
13521 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
13522 anchor for the type-punning blurb. Cross-reference "Structures
13523 unions enumerations and bit-fields implementation". Provide a
13524 cast-through-pointer example. Make final sentence self-contained.
13525 * doc/implement-c.texi (Structures unions enumerations and
13526 bit-fields implementation): Cross-reference the type-punning blurb
13527 in the -fstrict-aliasing documentation.
13529 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
13531 PR middle-end/36594
13532 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
13533 the memory instead of the memory itself for the save area.
13535 2008-06-24 Olivier Hainque <hainque@adacore.com>
13536 Nicolas Roche <roche@adacore.com>
13538 * gengtype.c (srcdir_len): size_t instead of int.
13539 (get_file_realbasename): New function. For F a filename, the real
13540 basename of F, with all the path components stripped.
13541 (get_file_srcdir_relative_path): New function. For F a filename, the
13542 relative path to F from $(srcdir).
13543 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
13544 get_file_realbasename. Adjust the head comment.
13545 (get_prefix_langdir_index): New function. For F a filename, return the
13546 lang_dir_names[] relative index of the language directory that is
13548 (get_file_langdir): For F a filename, return the name of the language
13549 directory where F is located.
13550 (get_file_gtfilename): New function. The gt- output file name for an
13552 (get_output_file_with_visibility): Replace in-line computations with
13553 uses of get_file_gtfilename and get_prefix_langdir_index.
13554 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
13556 2008-06-24 Jakub Jelinek <jakub@redhat.com>
13558 PR tree-optimization/36504
13559 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
13560 references without base address.
13562 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13564 PR middle-end/36584
13565 * calls.c (expand_call): Increase alignment for recursive functions.
13567 2008-06-23 Anatoly Sokolov <aesok@post.ru>
13569 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
13570 (TARGET_FUNCTION_VALUE): New define.
13571 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
13572 * config/avr/avr.h (FUNCTION_VALUE): Remove.
13574 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13576 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
13577 (fmod<mode>3): Ditto.
13578 (remainderxf3): Ditto.
13579 (remainder<mode>3): Ditto.
13581 2008-06-23 Jakub Jelinek <jakub@redhat.com>
13584 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
13585 REG is a hard register.
13587 PR tree-optimization/36508
13588 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
13589 499, don't check it at all in release compilers.
13591 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
13593 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
13594 together with SSE_TARGET_MATH to disable insn pattern.
13595 (*fop_<MODEF:mode>_2_i387): Ditto.
13596 (*fop_<MODEF:mode>_3_i387): Ditto.
13598 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
13600 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
13602 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
13604 PR middle-end/34906
13605 * gimplify.c (gimplify_asm_expr): Check the return code of
13606 parse_output_constraint call, set function return and is_inout
13607 value if it failed.
13609 2008-06-22 Ian Lance Taylor <iant@google.com>
13611 * c-lex.c (narrowest_unsigned_type): Change itk to int.
13612 (narrowest_signed_type): Likewise.
13613 * c-typeck.c (c_common_type): Change local variable mclass to enum
13615 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
13616 tcc_comparison, not the tree code itself.
13617 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
13618 (c_expand_expr): Cast modifier to enum expand_modifier.
13619 * c-common.h (C_RID_CODE): Add casts.
13620 (C_SET_RID_CODE): Define.
13621 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
13622 (c_lex_one_token): Add cast to avoid warning.
13623 (c_parser_objc_type_name): Rename local typename to type_name.
13624 (check_no_duplicate_clause): Change code parameter to enum
13626 (c_parser_omp_var_list_parens): Change kind parameter to enum
13628 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
13629 c_parser_omp_list_var_parens.
13630 (c_parser_omp_threadprivate): Likewise.
13631 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
13632 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
13633 * c-format.c (NO_FMT): Define.
13634 (printf_length_specs): Use NO_FMT.
13635 (asm_fprintf_length_specs): Likewise.
13636 (gcc_diag_length_specs): Likewise.
13637 (scanf_length_specs): Likewise.
13638 (strfmon_length_specs): Likewise.
13639 (gcc_gfc_length_specs): Likewise.
13640 (printf_flag_specs): Change 0 to STD_C89.
13641 (asm_fprintf_flag_specs): Likewise.
13642 (gcc_diag_flag_specs): Likewise.
13643 (gcc_cxxdiag_flag_specs): Likewise.
13644 (scanf_flag_specs): Likewise.
13645 (strftime_flag_specs): Likewise.
13646 (strfmon_flag_specs): Likewise.
13647 (print_char_table): Likewise.
13648 (asm_fprintf_char_table): Likewise.
13649 (gcc_diag_char_table): Likewise.
13650 (gcc_tdiag_char_table): Likewise.
13651 (gcc_cdiag_char_table): Likewise.
13652 (gcc_cxxdiag_char_table): Likewise.
13653 (gcc_gfc_char_table): Likewise.
13654 (scan_char_table): Likewise.
13655 (time_char_table): Likewis.
13656 (monetary_char_table): Likewise.
13657 * c-format.h (BADLEN): Likewise.
13659 2008-06-21 Ian Lance Taylor <iant@google.com>
13661 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
13662 Define END_OF_BASE_TREE_CODES around inclusion.
13663 * tree.c (tree_code_type): New global array.
13664 (tree_code_length, tree_code_name): Likewise.
13665 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
13666 $(lang_tree_files).
13667 (all-tree.def, s-alltree): New targets.
13668 (gencheck.h, s-gencheck): Remove.
13669 (tree.o): Depend upon all-tree.def.
13670 (build/gencheck.o): Remove gencheck.h dependency.
13671 (mostlyclean): Don't remove gencheck.h.
13672 * c-common.h (enum c_tree_code): Remove.
13673 * c-lang.c (tree_code_type): Remove.
13674 (tree_code_length, tree_code_name): Remove.
13675 * gencheck.c (tree_codes): Include all-tree.def, rather than
13676 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
13678 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
13680 * cp/cp-tree.h (enum cplus_tree_code): Remove.
13681 (operator_name_info): Size to MAX_TREE_CODES.
13682 (assignment_operator_name_info): Likewise.
13683 * cp/cp-lang.c (tree_code_type): Remove.
13684 (tree_code_length, tree_code_name): Remove.
13685 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
13686 (assignment_operator_name_info): Likewise.
13687 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
13689 * cp/mangle.c (write_expression): Likewise.
13690 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
13691 * fortran/f95-lang.c (tree_code_type): Remove.
13692 (tree_code_length, tree_code_name): Remove.
13693 * java/java-tree.h (enum java_tree_code): Remove.
13694 * java/lang.c (tree_code_type): Remove.
13695 (tree_code_length, tree_code_name): Remove.
13696 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
13697 * objc/objc-act.h (enum objc_tree_code): Remove.
13698 * objc/objc-lang.c (tree_code_type): Remove.
13699 (tree_code_length, tree_code_name): Remove.
13700 * objcp/objcp-lang.c (tree_code_type): Remove.
13701 (tree_code_length, tree_code_name): Remove.
13702 * ada/ada-tree.h (enum gnat_tree_code): Remove.
13703 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
13704 * ada/misc.c (tree_code_type): Remove.
13705 (tree_code_length, tree_code_name): Remove.
13707 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
13709 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
13710 the grand_bitmap_obstack.
13712 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13714 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
13715 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
13716 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
13717 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
13718 move_stmt_r, new_label_mapper): Likewise.
13719 * tree-complex.c (cvc_lookup): Likewise.
13720 * tree-dfa.c (create_function_ann): Likewise.
13721 * tree-dump.c (dump_register): Likewise.
13722 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
13723 find_phi_replacement_condition): Likewise.
13724 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
13725 tree_function_versioning): Likewise.
13726 * tree-into-ssa.c (cmp_dfsnum): Likewise.
13727 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
13728 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
13729 get_nonlocal_debug_decl, convert_nonlocal_reference,
13730 convert_nonlocal_omp_clauses, get_local_debug_decl,
13731 convert_local_reference, convert_local_omp_clauses,
13732 convert_nl_goto_reference, convert_nl_goto_receiver,
13733 convert_tramp_reference, convert_call_expr): Likewise.
13734 * tree-outof-ssa.c (contains_tree_r): Likewise.
13735 * tree-parloops.c (reduction_phi, initialize_reductions,
13736 eliminate_local_variables_1, add_field_for_reduction,
13737 add_field_for_name, create_phi_for_local_result,
13738 create_call_for_reduction_1, create_loads_for_reductions,
13739 create_stores_for_reduction, create_loads_and_stores_for_name):
13741 * tree-phinodes.c (allocate_phi_node): Likewise.
13742 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
13743 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
13744 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
13745 * tree-ssa-coalesce.c (compare_pairs): Likewise.
13746 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
13747 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
13748 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
13749 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
13750 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
13751 vn_nary_op_insert): Likewise.
13752 * tree-ssa.c (redirect_edge_var_map_add,
13753 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
13754 * tree-vectorizer.c (vectorize_loops): Likewise.
13755 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
13756 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
13757 tree_cons_stat, build1_stat, build_variant_type_copy,
13758 decl_init_priority_lookup, decl_fini_priority_lookup,
13759 decl_priority_info, decl_restrict_base_lookup,
13760 decl_restrict_base_insert, decl_debug_expr_lookup,
13761 decl_debug_expr_insert, decl_value_expr_lookup,
13762 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
13763 type_hash_add, get_file_function_name, tree_check_failed,
13764 tree_not_check_failed, tree_range_check_failed,
13765 omp_clause_range_check_failed, build_omp_clause,
13766 build_vl_exp_stat): Likewise.
13767 * value-prof.c (gimple_histogram_value,
13768 gimple_duplicate_stmt_histograms): Likewise.
13769 * var-tracking.c (attrs_list_insert, attrs_list_copy,
13770 unshare_variable, variable_union_info_cmp_pos, variable_union,
13771 dataflow_set_different_1, dataflow_set_different_2,
13772 vt_find_locations, variable_was_changed, set_variable_part,
13773 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
13774 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
13775 section_entry_hash, object_block_entry_eq,
13776 object_block_entry_hash, create_block_symbol,
13777 initialize_cold_section_name, default_function_rodata_section,
13778 strip_reg_name, set_user_assembler_name, const_desc_eq,
13779 build_constant_desc, output_constant_def, lookup_constant_def,
13780 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
13781 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
13782 default_internal_label): Likewise.
13783 * varray.c (varray_init, varray_grow): Likewise.
13784 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
13786 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
13788 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
13789 operators for "test" insn. Macroize insn using SWI mode macro.
13790 (*jcc_fused_2): Ditto.
13791 (*jcc_fused_3): Macroize insn using SWI mode macro.
13792 (*jcc_fused_4): Ditto.
13794 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
13796 * tree-ssa-pre.c: Fix typo in comment.
13797 (init_antic, fini_antic): Add explicit funtions for
13798 initializing and deinitializing ANTIC and AVAIL sets.
13799 (create_expression_by_pieces): Fix typo in comment.
13800 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
13801 (execute_pre): Eventually dump details about ANTIC_IN.
13803 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13805 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
13806 * gcc.c (translate_options, init_spec, store_arg, read_specs,
13807 add_to_obstack, file_at_path, find_a_file, execute,
13808 add_preprocessor_option, add_assembler_option, add_linker_option,
13809 process_command, insert_wrapper, do_option_spec, do_self_spec,
13810 spec_path, do_spec_1, is_directory, main, used_arg,
13811 getenv_spec_function): Likewise.
13812 * tlink.c (symbol_hash_lookup, file_hash_lookup,
13813 demangled_hash_lookup, symbol_push, file_push, frob_extension):
13816 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13818 * doc/rtl.texi: Updated subreg section.
13820 2008-06-19 Jakub Jelinek <jakub@redhat.com>
13823 * cgraphunit.c (cgraph_process_new_functions): Don't clear
13824 node->needed and node->reachable.
13825 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
13826 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
13827 (expand_task_call): Don't call expand_task_copyfn.
13828 (expand_task_copyfn): Renamed to...
13829 (finalize_task_copyfn): ... this.
13831 2008-06-19 Jan Hubicka <jh@suse.cz>
13833 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
13834 clobbering framepointer.
13836 2008-06-19 Jan Hubicka <jh@suse.cz>
13838 * tree-optimize.c (execute_early_local_optimizations): Set
13839 cgraph_state only at first invocation.
13841 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13843 * system.h (-Wc++-compat): Activate as a warning, no an error.
13845 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13847 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
13848 instead of "#" in insn asm template.
13849 (*jcc_fused_2): Ditto.
13851 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
13853 * config/i386/i386.h (ix86_tune_indices)
13854 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
13855 (TARGET_FUSE_CMP_AND_BRANCH): New define.
13856 * config/i386/i386.md (*jcc_fused_1): New insn pattern
13857 (*jcc_fused_2): Ditto.
13858 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
13859 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
13860 (print operand): Handle 'E' and 'e' code.
13862 2008-06-19 Anatoly Sokolov <aesok@post.ru>
13864 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
13865 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
13866 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
13868 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
13870 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
13872 (cgraph_expand_function): Use local copy of decl.
13873 (cgraph_expand_all_functions): Remove redundant initialization of
13875 (cgraph_optimize): Reword internal_error message.
13877 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
13879 * arm-protos.h (arm_return_in_memory): Remove public
13880 arm_return_in_memory() prototype.
13881 * arm.c (arm_return_in_memory): Add static prototype, add target
13882 hook macro, change definition and comments.
13883 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
13885 2008-06-19 Ben Elliston <bje@au.ibm.com>
13887 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
13888 real.c: Remove references to IEEE 754R.
13889 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
13890 * doc/libgcc.texi (Decimal float library routines): Likewise.
13892 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13894 * targhooks.h (struct gcc_target): New member unwind_word_mode.
13895 (default_unwind_word_mode): Add prototype.
13896 * targhooks.c (default_unwind_word_mode): New function.
13897 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
13898 instead of word_mode.
13899 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
13900 (TARGET_INITIALIZER): Use it.
13902 * c-common.c (handle_mode_attribute): Support "unwind_word"
13904 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
13906 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
13907 word_mode to access SjLj_Function_Context member "data".
13908 (sjlj_emit_dispatch_table): Likewise. Also, perform type
13909 conversion from targetm.eh_return_filter_mode () to
13910 targetm.unwind_word_mode () if they differ.
13912 * builtin-types.def (BT_UNWINDWORD): New primitive type.
13913 (BT_FN_UNWINDWORD_PTR): New function type.
13914 (BT_FN_WORD_PTR): Remove.
13915 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
13916 * except.c (expand_builtin_extend_pointer): Convert pointer to
13917 targetm.unwind_word_mode () instead of word_mode.
13919 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
13920 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
13921 (spu_unwind_word_mode): New function.
13922 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
13923 (TARGET_UNWIND_WORD_MODE): Define.
13924 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
13926 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
13928 * config/spu/spu.c (reg_align): Remove.
13929 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
13930 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
13931 (spu_split_store): Likewise.
13933 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
13935 * gcc/tree-vn.c: Fix typo in comment.
13937 2008-06-18 Jan Hubicka <jh@suse.cz>
13939 * cgraphunit.c (cgraph_optimize): Output debug info when doing
13940 toplevel reorder too.
13942 2008-06-18 Jan Hubicka <jh@suse.cz>
13944 * c-opts.c (c_common_post_options): PCH is not compatible with
13946 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
13947 -fno-toplevel-reorder by default now.
13949 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13951 PR documentation/30739
13952 * doc/install.texi (Prerequisites): Document dependency on awk.
13954 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
13955 Ian Lance Taylor <iant@google.com>
13957 PR rtl-optimization/35604
13958 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
13959 only want to change jump destinations, not eventual label comparisons.
13961 2008-06-16 Jan Hubicka <jh@suse.cz>
13963 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
13965 (cgraph_analyze_function): Likewise.
13967 2008-06-16 Jan Hubicka <jh@suse.cz>
13969 * cgraph.h (cgraph_mark_if_needed): New function.
13970 * cgraphunit.c (cgraph_mark_if_needed): New function.
13971 * c-decl.c (duplicate_decl): Use it.
13973 2008-06-16 Jan Hubicka <jh@suse.cz>
13975 * cgraph.c (cgraph_add_new_function): When in expansion state, do
13978 2008-06-16 Jan Hubicka <jh@suse.cz>
13980 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
13982 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
13983 Kazu Hirata <kazu@codesourcery.com>
13984 Maxim Kuvyrkov <maxim@codesourcery.com
13986 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
13987 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
13988 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
13989 EXTRA_SPEC_FUNCTIONS.
13990 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
13991 (DRIVER_SELF_SPECS): Adjust.
13992 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
13993 * config/mips/st.h, config/mips/t-st: New.
13994 * config/mips/driver-native.c, config/mips/x-native: New.
13995 * doc/invoke.texi (MIPS): Document 'native' value for -march and
13998 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
14000 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
14002 (ISA_HAS_FP_CONDMOVE): New macro.
14003 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
14004 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
14005 (ISA_HAS_NMADD3_NMSUB3): New macro.
14006 * config/mips/mips.c (mips_rtx_costs): Update.
14007 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
14008 compiling for ST Loongson 2E/2F.
14009 (madd<mode>): Rename to madd4<mode>. Update.
14010 (madd3<mode>): New pattern.
14011 (msub<mode>): Rename to msub4<mode>. Update.
14012 (msub3<mode>): New pattern.
14013 (nmadd<mode>): Rename to nmadd4<mode>. Update.
14014 (nmadd3<mode>): New pattern.
14015 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
14016 (nmadd3<mode>_fastmath): New pattern.
14017 (nmsub<mode>): Rename to nmsub4<mode>. Update.
14018 (nmsub3<mode>): New pattern.
14019 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
14020 (nmsub3<mode>_fastmath): New pattern.
14021 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
14023 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
14025 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
14026 (DF_REF_INSN_INFO): New.
14027 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
14028 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
14029 with a NULL DF_REF_INSN_INFO.
14030 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
14032 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
14033 DF_INSN_INFO_EQ_USES): New.
14034 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
14035 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
14036 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
14037 * df-core.c: Update comment for above changes.
14038 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
14039 DF_INSN_UID_* macros.
14040 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
14041 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
14042 insn rtx. Update all callers.
14043 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
14044 df_ref_create_structure, df_insn_refs_collect): Likewise.
14045 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
14046 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
14047 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
14048 macros to access the insn refs.
14049 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
14050 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
14051 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
14052 for accessing the refs.
14053 (try_fwprop_subst): Likewise.
14054 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
14055 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
14056 for accessing the refs.
14057 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
14058 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
14059 to look at the insn refs.
14060 (record_uses): Likewise.
14061 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
14063 (mark_artificial_uses): Don't mark_insn for artificial refs.
14064 (mark_reg_rependencies): Likewise.
14066 * doc/rtl.texi: Remove documentation of ADDRESSOF.
14068 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14070 * configure: Regenerate.
14072 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14074 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
14075 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14076 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14078 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14080 * config/avr/avr.c (avr_mcu_t): Add attiny167.
14081 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14082 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14084 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
14086 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
14087 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14088 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14090 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14092 * tree-ssa-sccvn.c: Fix format of comments.
14094 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
14096 * cgraph.c: Remove unneeded forward declarations of eq_node()
14099 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
14101 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
14103 (see_update_relevancy): Likewise.
14104 * fwprop.c (try_fwprop_subst): Likewise.
14105 * rtlanal.c (noop_move_p): Likewise.
14106 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
14107 notes to non-existing libcall blocks.
14108 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
14110 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
14111 (dead_libcall_p): Remove.
14112 (delete_trivially_dead_insns): Don't use it.
14113 * web.c (union_defs): Remove comment about keeping nops.
14114 * gcse.c (hash_scan_insn): Don't take libcall pointers.
14115 (compute_hash_table_work): Don't track libcall notes.
14116 (do_local_cprop): Don't take libcall pointers. Don't update
14118 (adjust_libcall_notes): Deleted.
14119 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
14120 ever have existed in the first place).
14121 (replace_store_insn): Don't try to remove libcall notes.
14122 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
14123 (resolve_reg_notes): Don't call them.
14124 (resolve_simple_move): Likewise.
14125 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
14126 Don't remove REG_RETVAL notes.
14127 * emit-rtl.c (try_split): Don't update libcall notes.
14128 (emit_copy_of_insn_after): Dito.
14129 * cselib.c (cselib_current_insn_in_libcall): Remove.
14130 (cselib_process_insn): Don't set/clear it.
14131 (new_elt_loc_list): Don't record it.
14132 (cselib_init): Don't initialize it.
14133 * cselib.c (struct elt_loc_list): Remove in_libcall field.
14134 * loop-invariant.c (find_invariant_insn): Don't look for libcall
14136 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
14137 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
14138 (init_deps): Don't initialize it.
14139 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
14140 * combine.c (delete_noop_moves): Don't update libcall notes.
14141 (can_combine_p): Remove now pointless #if 0 block.
14142 (try_combine): Remove another obsolete #if 0 block.
14143 (distribute_notes): Don't distribute libcall notes.
14144 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
14145 * dce.c (libcall_dead_p): Remove.
14146 (delete_unmarked_insns): Don't handle libcall blocks.
14147 (preserve_libcall_for_dce): Remove.
14148 (prescan_insns_for_dce): Don't special-case libcall block insns.
14149 * reload1 (reload): Don't handle libcall notes.
14150 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
14153 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
14155 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
14156 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14157 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14159 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
14161 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
14162 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
14163 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
14165 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14167 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
14169 2008-06-16 Ira Rosen <irar@il.ibm.com>
14171 PR tree-optimization/36493
14172 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
14173 the arguments list. Use VECTYPE to create vector pointer.
14174 (vectorizable_store): Fail if accesses through a pointer to vectype
14175 do not alias the original memory reference operands.
14176 Call vect_create_data_ref_ptr without the removed argument.
14177 (vectorizable_load): Likewise.
14178 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
14181 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
14184 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
14185 reg_equiv_constant.
14187 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
14189 * config/mips/loongson2ef.md: New file.
14190 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
14191 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
14192 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
14193 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
14194 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
14196 (loongson2ef.md): New include.
14197 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
14198 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
14199 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
14200 (loongson_gt_<mode>, loongson_extract_halfword)
14201 (loongson_insert_halfword_0, loongson_insert_halfword_2)
14202 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
14203 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
14204 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
14205 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
14206 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
14207 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
14208 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
14209 (vec_interleave_low<mode>): Define type attribute.
14210 * config/mips/mips.c (mips_ls2): New static variable.
14211 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
14212 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
14213 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
14214 Implement target scheduling hooks.
14215 (mips_multipass_dfa_lookahead): Update to handle tuning for
14217 (mips_sched_init): Initialize data for Loongson scheduling.
14218 (mips_ls2_variable_issue): New static function.
14219 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
14221 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
14222 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
14223 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
14224 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
14225 Handle ST Loongson 2E/2F cores.
14226 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
14228 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14230 * omp-low.c (extract_omp_for_data): Fix comment typo.
14233 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14235 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
14236 FIXME note about gcc/config.guess.
14237 * doc/options.texi (Option file format): Remove non-ASCII bytes.
14238 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
14239 * doc/cppopts.texi: Likewise.
14240 * doc/extend.texi: Likewise.
14241 * doc/gcc.texi: Likewise.
14242 * doc/gccint.texi: Likewise.
14243 * doc/gcov.texi: Likewise.
14244 * doc/gty.texi: Likewise.
14245 * doc/hostconfig.texi: Likewise.
14246 * doc/install.texi: Likewise.
14247 * doc/invoke.texi: Likewise.
14248 * doc/loop.texi: Likewise.
14249 * doc/makefile.texi: Likewise.
14250 * doc/md.texi: Likewise.
14251 * doc/passes.texi: Likewise.
14252 * doc/tm.texi: Likewise.
14253 * doc/tree-ssa.texi: Likewise.
14254 * doc/trouble.texi: Likewise.
14256 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
14257 Nathan Sidwell <nathan@codesourcery.com>
14258 Maxim Kuvyrkov <maxim@codesourcery.com>
14259 Richard Sandiford <rdsandiford@googlemail.com>
14261 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
14262 * config/mips/mips-protos.h (mips_expand_vector_init): New.
14263 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
14265 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
14266 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
14267 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
14269 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
14270 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
14271 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
14272 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
14273 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
14274 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
14275 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
14276 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
14277 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
14278 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
14279 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
14280 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
14281 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
14282 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
14283 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
14284 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
14285 (mips_builtins): Add Loongson builtins.
14286 (mips_loongson_2ef_bdesc): New.
14287 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
14288 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
14289 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
14290 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
14292 (mips_expand_vector_init): New.
14293 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
14294 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
14296 * config/mips/mips.md: Add unspec numbers for Loongson
14297 builtins. Include loongson.md.
14298 (MOVE64): Include Loongson vector modes.
14299 (SPLITF): Include Loongson vector modes.
14300 (HALFMODE): Handle Loongson vector modes.
14301 * config/mips/loongson.md: New.
14302 * config/mips/loongson.h: New.
14303 * config.gcc: Add loongson.h header for mips*-*-* targets.
14304 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
14306 2008-06-14 Joseph Myers <joseph@codesourcery.com>
14308 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
14309 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
14310 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
14311 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
14312 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
14313 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
14314 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
14315 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
14316 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
14317 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
14318 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
14319 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
14320 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
14321 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
14322 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
14323 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
14324 Remove use_fixproto=yes.
14325 (ia64*-*-hpux*): Remove comment about using fixproto.
14326 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
14328 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14330 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
14332 * configure: Regenerate.
14334 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
14336 PR middle-end/36520
14337 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
14338 before evaluating it.
14340 2008-06-13 Jakub Jelinek <jakub@redhat.com>
14343 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
14344 nested inline functions.
14345 (start_decl, start_function): Don't invert DECL_EXTERNAL
14346 for nested inline functions.
14348 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
14350 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
14351 splits that must be made for correctness.
14353 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
14355 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
14356 (AVAIL_NON_MIPS16): Likewise.
14357 (mips_builtin_description): Replace target_flags with a predicate.
14358 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
14359 (dspr2_32): New availability predicates.
14360 (MIPS_BUILTIN): New macro.
14361 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
14362 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
14363 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
14364 Replace the TARGET_FLAGS parameters with AVAIL parameters.
14365 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
14366 (mips_dsp_32only_bdesc): Merge into...
14367 (mips_builtins): ...this new array.
14368 (mips_bdesc_map, mips_bdesc_arrays): Delete.
14369 (mips_init_builtins): Update after above changes.
14370 (mips_expand_builtin_1): Merge into...
14371 (mips_expand_builtin): ...here and update after above changes.
14373 2008-06-12 Paul Brook <paul@codesourcery.com>
14375 * longlong.h (__arm__): Define count_leading_zeros.
14376 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
14377 (clzsi2, clzdi2): New functions.
14378 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
14379 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
14380 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
14381 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
14382 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
14383 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
14384 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
14385 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
14386 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
14387 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
14389 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
14391 * config/m68k/m68k.c (m68k_tune_flags): New.
14392 (override_options): Compute m68k_tune_flags.
14393 (MULL_COST, MULW_COST): Update for various variants of CFV2.
14394 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
14396 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14398 PR middle-end/36506
14399 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
14401 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14403 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
14404 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
14406 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
14408 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
14409 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
14411 2008-06-12 Jakub Jelinek <jakub@redhat.com>
14413 PR middle-end/36506
14414 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
14417 2008-06-12 Richard Guenther <rguenther@suse.de>
14419 PR tree-optimization/36345
14420 * tree-flow.h (struct ptr_info_def): Align escape_mask,
14421 add memory_tag_needed flag.
14422 (may_alias_p): Declare.
14423 * tree-ssa-alias.c (may_alias_p): Export.
14424 (set_initial_properties): Use memory_tag_needed flag.
14425 (update_reference_counts): Likewise.
14426 (reset_alias_info): Reset memory_tag_needed flag.
14427 (create_name_tags): Check memory_tag_needed flag.
14428 (dump_points_to_info_for): Dump it.
14429 * tree-ssa-structalias.c (struct variable_info): Remove
14430 directly_dereferenced flag.
14431 (new_var_info): Do not initialize it.
14432 (process_constraint_1): Do not set it.
14433 (update_alias_info): Set is_dereferenced flag.
14434 (set_uids_in_ptset): Use may_alias_p.
14435 (set_used_smts): Check memory_tag_needed flag.
14436 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
14437 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
14438 memory_tag_needed flag.
14439 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
14440 from broken design.
14442 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
14444 * config/i386/i386.c (ix86_compute_frame_layout): Disable
14445 red zone for w64 abi.
14446 (ix86_expand_prologue): Likewise.
14447 (ix86_force_to_memory): Likewise.
14448 (ix86_free_from_memory): Likewise.
14450 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
14453 * config/rs6000/rs6000.c (rs6000_override_options): Set
14454 rs6000_isel conditionally to the absence of comand line override.
14455 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
14456 Remove duplicate rs6000_isel setting.
14457 * config/rs6000/eabispe.h: Ditto.
14459 2008-06-11 Richard Guenther <rguenther@suse.de>
14461 * alias.c (get_alias_set): Use the element alias-set for arrays.
14462 (record_component_aliases): For arrays and vectors do nothing.
14463 * c-common.c (strict_aliasing_warning): Handle the cases
14464 of alias set zero explicitly.
14465 * Makefile.in (dfp.o-warn): Add -Wno-error.
14467 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14469 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
14471 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
14472 tune_32 tune_64 to supported_defaults. Allow values not
14473 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
14474 x86_64. Do not override cpu_32 or cpu_64 values from target name.
14475 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
14476 with_cpu_64 to generic for 64-bit-supporting configurations, not
14477 with_cpu. Remove FIXMEs.
14478 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
14479 --with-arch-64, --with-tune-32, --with-tune-64): Document.
14480 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
14481 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
14482 arch_32 and arch_64.
14484 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
14485 Olivier Hainque <hainque@adacore.com>
14487 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
14488 Use DECL_SIZE_UNIT to retrieve the size of the field.
14490 2008-06-11 Joseph Myers <joseph@codesourcery.com>
14492 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
14493 with function calls after declarations. Lay out
14494 neon_float_type_node before further use.
14496 2008-06-11 Richard Guenther <rguenther@suse.de>
14498 * tree-flow.h (may_point_to_global_var): Declare.
14499 * tree-ssa-alias.c (may_point_to_global_var): New function.
14500 * tree-ssa-sink.c (is_hidden_global_store): Use it.
14502 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
14504 * configure.ac: Teach that fido supports .debug_line.
14505 * configure: Regenerate.
14507 2008-06-10 Tom Tromey <tromey@redhat.com>
14509 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
14512 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14514 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
14515 (encode_decimal64, decode_decimal64, encode_decimal128,
14516 decode_decimal128): Reverse order of 32-bit parts of value if host
14517 and target endianness differ.
14519 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
14521 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
14522 Avoid division by 0.
14523 (tree_mod_pow2_value_transform): Likewise.
14524 (tree_ic_transform): Likewise.
14525 (tree_stringops_transform): Likewise.
14526 (tree_mod_subtract_transform): Likewise.
14527 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
14528 (copy_edges_for_bb): Likewise.
14529 (initialize_cfun): Likewise.
14531 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14533 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
14534 nonmemory_operand. Add "N" operand constraint.
14536 (*jcc_btdi_mask_rex64): New instruction and split pattern.
14537 (*jcc_btsi_mask): Ditto.
14538 (*jcc_btsi_mask_1): Ditto.
14540 2008-06-10 Joseph Myers <joseph@codesourcery.com>
14542 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
14543 TYPE_CANONICAL for copied element type.
14545 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
14548 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
14549 Add m_CORE2 and m_GENERIC.
14550 * config/i386/predicates.md (bt_comparison_operator): New predicate.
14551 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
14553 (*jcc_btdi_rex64): New instruction and split pattern.
14554 (*jcc_btsi): Ditto.
14555 (*jcc_btsi_1): Ditto.
14556 (*btsq): Fix Intel asm dialect operand order.
14560 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
14562 PR middle-end/36447
14563 * simplify-rtx.c (simplify_subreg): Add check for shift count
14566 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
14568 * doc/md.texi: Synchronize with later constraints.md change.
14569 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
14570 with a C implementation.
14571 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
14573 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
14574 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
14575 when moving to and from MD_REGNUM.
14576 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
14577 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
14578 Handle byte and halfword moves.
14579 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
14581 * config/mips/constraints.md (h): Turn into NO_REGS.
14582 (l, x): Update documentation.
14583 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
14584 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
14585 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
14586 (HILO): New mode iterator.
14588 (any_div): New code iterator.
14589 (u): Extend code attribute to div and udiv.
14590 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
14591 d_operand in the splitters. Remove redundant CONST_INT checks.
14592 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
14593 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
14594 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
14595 accordingly, using normal moves instead of unspecs to move LO into
14596 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
14597 (<u>mulsidi3): Handle expansion in C code.
14598 (<u>mulsidi3_32bit_internal): Rename to...
14599 (<u>mulsidi3_32bit): ...this.
14600 (<u>mulsidi3_32bit_r4000): Fix insn separator.
14601 (*<u>mulsidi3_64bit): Rename to...
14602 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
14603 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
14604 to set LO and HI to the multiplication result. Use a normal move
14605 for MFLO and an unspec for MFHI.
14606 (*<u>mulsidi3_64bit_parts): Replace with...
14607 (<u>mulsidi3_64bit_hilo): ...this new instruction.
14608 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
14609 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
14610 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
14611 instead of HI. Split the instruction into a separate multiplication
14612 and MFHI if !TARGET_FIX_R4000.
14613 (<su>muldi3_highpart): Likewise.
14614 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
14615 and the "=h" clobber.
14616 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
14617 (<u>mulditi3): New expander.
14618 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
14619 (madsi): Remove "=h" clobber.
14620 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
14621 Force the modulus result to be a GPR and split the instruction into
14622 a division followed by an MFHI after reload.
14623 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
14624 (*lea_high64): Use d_operand in the define_peephole2. Likewise
14625 the MIPS16 HIGH define_split.
14626 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
14627 of acc<->gpr moves to "multi".
14628 (*movdi_64bit): Replace the single "x" alternative with
14629 alternatives for moving into and out of "a".
14630 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
14631 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
14632 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
14633 Use d_operand in the splitters. Remove redundant CONST_INT checks.
14634 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
14635 (movti): New expander.
14636 (*movti, *movti_mips16): New insns.
14637 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
14638 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
14639 (mthi<GPR:mode>_<HILO:mode>): Likewise.
14640 * config/mips/predicates.md (fpr_operand): Delete.
14641 (d_operand): New predicate.
14643 2008-06-09 Michael Meissner <michael.meissner@amd.com>
14645 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
14646 failure on some Bourne shells.
14647 (x86_64-*-*): Ditto.
14649 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
14651 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
14653 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
14655 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
14656 (sparc-sun-solaris2*): Likewise.
14658 2008-06-09 Arnaud Charlet <charlet@adacore.com
14660 * doc/install.texi: Update requirements to build the Ada compiler.
14662 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
14664 * df-scan.c (struct df_scan_problem_data): Remove the
14665 mw_link_pool alloc pool.
14666 (df_scan_free_internal): Don't free it.
14667 (df_scan_alloc): Don't allocate it.
14668 * df.h (struct df_link): Update comment.
14670 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
14672 * except.h: Correct checks for when SJLJ exceptions must be used.
14674 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14676 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
14679 2008-06-08 Joseph Myers <joseph@codesourcery.com>
14681 PR tree-optimization/36218
14682 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
14683 configure for the build system.
14684 (BUILD_LDFLAGS): Define.
14685 * configure: Regenerate.
14686 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
14688 2008-07-08 Anatoly Sokolov <aesok@post.ru>
14691 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
14692 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
14693 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
14695 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
14697 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
14699 2008-06-07 Joseph Myers <joseph@codesourcery.com>
14701 * config.gcc (Obsolete configurations): Remove list of
14703 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
14704 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
14705 targets matched by those patterns.
14706 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
14707 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
14708 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
14709 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
14710 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
14711 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
14712 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
14713 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
14714 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
14715 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
14716 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
14717 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
14718 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
14719 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
14720 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
14721 Make code for Solaris 7 and greater unconditional for Solaris.
14722 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
14723 Remove --with-* handling.
14724 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
14725 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
14726 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
14727 LINK_OS_WINDISS_SPEC): Remove.
14728 * config/rs6000/sysv4.opt (mwindiss): Remove.
14729 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
14730 * configure: Regenerate.
14731 * doc/cpp.texi: Don't mention BeOS.
14732 * doc/extend.texi (interrupt): Don't mention MS1.
14733 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
14734 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
14735 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
14736 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
14737 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
14739 * doc/invoke.texi (MT Options): Remove.
14740 (-mwindiss): Remove.
14741 (CRIS Options): Remove cris-axis-aout references.
14742 (HPPA Options): Don't mention hppa1.1-*-pro.
14743 * doc/md.texi: (MorphoTech family): Remove.
14744 * libgcc2.c: Don't handle UWIN.
14745 * config/alpha/t-unicosmk: Remove.
14746 * config/alpha/unicosmk.h: Remove.
14747 * config/arm/kaos-arm.h: Remove.
14748 * config/arm/kaos-strongarm.h: Remove.
14749 * config/arm/strongarm-coff.h: Remove.
14750 * config/arm/strongarm-elf.h: Remove.
14751 * config/arm/strongarm-pe.h: Remove.
14752 * config/arm/t-strongarm-pe: Remove.
14753 * config/arm/t-xscale-coff: Remove.
14754 * config/arm/t-xscale-elf: Remove.
14755 * config/arm/xscale-coff.h: Remove.
14756 * config/arm/xscale-elf.h: Remove.
14757 * config/chorus.h: Remove.
14758 * config/cris/aout.h: Remove.
14759 * config/cris/aout.opt: Remove.
14760 * config/cris/t-aout: Remove.
14761 * config/i386/beos-elf.h: Remove.
14762 * config/i386/kaos-i386.h: Remove.
14763 * config/i386/ptx4-i.h: Remove.
14764 * config/i386/sco5.h: Remove.
14765 * config/i386/sco5.opt: Remove.
14766 * config/i386/sysv4-cpp.h: Remove.
14767 * config/i386/sysv5.h: Remove.
14768 * config/i386/t-beos: Remove.
14769 * config/i386/t-sco5: Remove.
14770 * config/i386/t-uwin: Remove.
14771 * config/i386/uwin.asm: Remove.
14772 * config/i386/uwin.h: Remove.
14773 * config/kaos.h: Remove.
14774 * config/mips/windiss.h: Remove.
14775 * config/mt: Remove directory.
14776 * config/pa/pa-osf.h: Remove.
14777 * config/pa/pa-pro-end.h: Remove.
14778 * config/pa/t-pro: Remove.
14779 * config/ptx4.h: Remove.
14780 * config/rs6000/beos.h: Remove.
14781 * config/rs6000/kaos-ppc.h: Remove.
14782 * config/rs6000/t-beos: Remove.
14783 * config/rs6000/windiss.h: Remove.
14784 * config/sh/kaos-sh.h: Remove.
14785 * config/sol2-6.h: Remove.
14786 * config/sparc/sol26-sld.h: Remove.
14787 * config/sparc/sysv4-only.h: Remove.
14788 * config/vax/bsd.h: Remove.
14789 * config/vax/t-memfuncs: Remove.
14790 * config/vax/ultrix.h: Remove.
14791 * config/vax/vaxv.h: Remove.
14792 * config/windiss.h: Remove.
14794 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
14796 PR rtl-optimization/36438
14797 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
14798 for vector shifts with constant scalar shift operands.
14800 2008-06-06 Sandip Matte <sandip@rmicorp.com>
14802 * doc/invoke.texi: Document -march=xlr.
14803 * config/mips/xlr.md: New file.
14804 * config/mips/mips.md: Include it.
14806 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
14807 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
14808 (mips_rtx_cost_data): Likewise.
14810 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
14812 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
14813 PRE_INC and PRE_DEC cases.
14815 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14817 PR rtl-optimization/36419
14818 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
14819 the emitting jump insn.
14822 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
14823 is not bool, boolify the whole *expr_p and convert to the desired type.
14825 2008-06-06 Jakub Jelinek <jakub@redhat.com>
14827 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
14828 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
14829 Add omp_private_outer_ref hook, add another argument to
14830 omp_clause_default_ctor hook.
14831 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
14832 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
14833 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
14834 hook_tree_tree_tree_tree_null.
14835 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
14836 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
14837 * hooks.c (hook_tree_tree_tree_tree_null): New function.
14838 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
14839 * tree.def (OMP_TASK): New tree code.
14840 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
14841 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
14842 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
14843 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
14844 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
14845 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
14846 OMP_CLAUSE_COLLAPSE_EXPR): Define.
14847 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14848 (OMP_DIRECTIVE_P): Add OMP_TASK.
14849 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
14850 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
14851 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
14852 and OMP_CLAUSE_UNTIED entries.
14853 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
14855 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14856 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
14857 * tree-pretty-print.c (dump_omp_clause): Handle
14858 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
14859 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
14860 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
14861 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
14862 warning about unsigned iterators. Change decl/init/cond/incr
14863 arguments to TREE_VECs, check arguments for all collapsed loops.
14864 (c_finish_omp_taskwait): New function.
14865 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
14867 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
14868 default_function_array_conversion on init. Add par_clauses argument.
14869 If decl is present in parallel's lastprivate clause, change it to
14870 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
14871 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
14872 collapse count in clauses.
14873 (c_parser_omp_for, c_parser_omp_parallel): Adjust
14874 c_parser_omp_for_loop callers.
14875 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
14876 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
14877 (c_parser_omp_clause_name): Handle collapse and untied clauses.
14878 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
14880 (c_parser_omp_clause_schedule): Handle schedule(auto).
14881 Include correct location in the error message.
14882 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
14883 and PRAGMA_OMP_CLAUSE_UNTIED.
14884 (OMP_TASK_CLAUSE_MASK): Define.
14885 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
14886 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
14887 * tree-nested.c (convert_nonlocal_omp_clauses,
14888 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
14889 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
14890 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
14891 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
14893 (conver_nonlocal_reference, convert_local_reference,
14894 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
14895 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
14896 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
14897 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
14898 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
14899 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
14900 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
14901 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
14902 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14904 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
14905 * c-common.h (c_finish_omp_taskwait): New prototype.
14906 * gimple-low.c (lower_stmt): Handle OMP_TASK.
14907 * tree-parloops.c (create_parallel_loop): Create 1 entry
14908 vectors for OMP_FOR_{INIT,COND,INCR}.
14909 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
14910 (make_edges): Handle OMP_TASK.
14911 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
14912 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14913 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
14914 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
14915 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
14916 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14917 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
14918 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
14919 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
14920 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
14921 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
14922 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
14923 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
14924 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
14925 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
14926 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
14927 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
14928 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
14929 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
14930 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
14931 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
14932 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
14933 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
14934 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
14935 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
14936 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
14937 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
14938 original iterator is present in lastprivate clause or if
14939 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
14940 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
14941 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
14942 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
14943 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
14944 if it is set, lookup var in outer contexts too. Handle
14945 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
14946 to be implicitly determined firstprivate for task regions.
14947 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
14948 if it is set, lookup var in outer contexts too. Set
14949 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
14950 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
14951 OMP_CLAUSE_UNTIED. Take region_type as last argument
14952 instead of in_parallel and in_combined_parallel.
14953 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
14955 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
14956 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
14957 (new_omp_context): Set default_kind to
14958 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
14959 (omp_region_type): New enum.
14960 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
14961 fields, add region_type.
14962 (new_omp_context): Take region_type as argument instead of is_parallel
14963 and is_combined_parallel.
14964 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
14965 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
14966 ctx->is_combined_parallel checks.
14967 (gimplify_omp_task): New function.
14968 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
14970 * omp-low.c (extract_omp_for_data): Use schedule(static)
14971 for schedule(auto). Handle pointer and unsigned iterators.
14972 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
14973 Add loops argument. Extract data for collapsed OMP_FOR loops.
14974 (expand_parallel_call): Assert sched_kind isn't auto,
14975 map runtime schedule to index 3.
14976 (struct omp_for_data_loop): New type.
14977 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
14978 Add loop, loops, collapse and iter_type fields.
14979 (workshare_safe_to_combine_p): Disallow combined for if
14980 iter_type is unsigned long long. Don't combine collapse > 1 loops
14981 unless all bounds and steps are constant. Adjust extract_omp_for_data
14983 (expand_omp_for_generic): Handle pointer, unsigned and long long
14984 iterators. Handle collapsed OMP_FOR loops. Adjust
14985 for struct omp_for_data changes. If libgomp function doesn't return
14986 boolean_type_node, add comparison of the return value with 0.
14987 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
14988 pointer, unsigned and long long iterators. Adjust for struct
14989 omp_for_data changes.
14990 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
14991 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
14992 unsigned long long. Allocate loops array, pass it to
14993 extract_omp_for_data. For collapse > 1 loops use always
14994 expand_omp_for_generic.
14995 (omp_context): Add sfield_map and srecord_type fields.
14996 (is_task_ctx, lookup_sfield): New functions.
14997 (use_pointer_for_field): Use is_task_ctx helper. Change first
14998 argument's type from const_tree to tree. Clarify comment.
14999 In OMP_TASK disallow copy-in/out sharing.
15000 (build_sender_ref): Call lookup_sfield instead of lookup_field.
15001 (install_var_field): Add mask argument. Populate both record_type
15002 and srecord_type if needed.
15003 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
15005 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
15006 and DECL_FIELD_OFFSET.
15007 (scan_sharing_clauses): Adjust install_var_field callers. For
15008 firstprivate clauses on explicit tasks allocate the var by value in
15009 record_type unconditionally, rather than by reference.
15010 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
15011 Use is_taskreg_ctx instead of is_parallel_ctx.
15012 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
15013 (create_omp_child_function_name): Add task_copy argument, use
15014 *_omp_cpyfn* names if it is true.
15015 (create_omp_child_function): Add task_copy argument, if true create
15016 *_omp_cpyfn* helper function.
15017 (scan_omp_parallel): Adjust create_omp_child_function callers.
15018 Rename parallel_nesting_level to taskreg_nesting_level.
15019 (scan_omp_task): New function.
15020 (lower_rec_input_clauses): Don't run constructors for firstprivate
15021 explicit task vars which are initialized by *_omp_cpyfn*.
15022 Pass outer var ref to omp_clause_default_ctor hook if
15023 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
15024 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
15025 OMP_CLAUSE_REDUCTION_INIT.
15026 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
15027 avoid duplicate setting of fields. Handle
15028 OMP_CLAUSE_PRIVATE_OUTER_REF.
15029 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
15030 copy-out if TREE_READONLY, only copy-in.
15031 (expand_task_copyfn): New function.
15032 (expand_task_call): New function.
15033 (struct omp_taskcopy_context): New type.
15034 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
15036 (lower_omp_parallel): Rename to...
15037 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15038 Call create_task_copyfn if srecord_type is needed. Adjust
15040 (task_shared_vars): New variable.
15041 (check_omp_nesting_restrictions): Warn if work-sharing,
15042 barrier, master or ordered region is closely nested inside OMP_TASK.
15043 Add warnings for barrier if closely nested inside of work-sharing,
15044 ordered, or master region.
15045 (scan_omp_1): Call check_omp_nesting_restrictions even for
15046 GOMP_barrier calls. Rename parallel_nesting_level to
15047 taskreg_nesting_level. Handle OMP_TASK.
15048 (lower_lastprivate_clauses): Even if some lastprivate is found on a
15049 work-sharing construct, continue looking for them on parent parallel
15051 (lower_omp_for_lastprivate): Add lastprivate clauses
15052 to the beginning of dlist rather than end. Adjust for struct
15053 omp_for_data changes.
15054 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
15055 not after it. Handle collapsed OMP_FOR loops, adjust for
15056 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
15057 (get_ws_args_for): Adjust extract_omp_for_data caller.
15058 (scan_omp_for): Handle collapsed OMP_FOR
15059 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
15060 (lower_omp_single_simple): If libgomp function doesn't return
15061 boolean_type_node, add comparison of the return value with 0.
15062 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
15063 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
15064 (parallel_nesting_level): Rename to...
15065 (taskreg_nesting_level): ... this.
15066 (is_taskreg_ctx): New function.
15067 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
15068 of is_parallel_ctx.
15069 (execute_lower_omp): Rename parallel_nesting_level to
15070 taskreg_nesting_level.
15071 (expand_omp_parallel): Rename to...
15072 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
15073 Call omp_task_call for OMP_TASK regions.
15074 (expand_omp): Adjust caller, handle OMP_TASK.
15075 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
15077 * bitmap.c (bitmap_default_obstack_depth): New variable.
15078 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
15079 if argument is NULL and bitmap_default_obstack is already initialized.
15080 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
15082 * matrix-reorg.c (matrix_reorg): Likewise.
15084 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
15086 * config/i386/i386.md (*indirect_jump): Macroize using P
15087 mode iterator. Remove !TARGET_64BIT from insn constraints.
15088 (*tablejump_1): Ditto.
15089 (*indirect_jump_rex64): Remove insn pattern.
15090 (*tablejump_1_rex64): Ditto.
15091 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
15092 and eh_return_si insn patterns.
15094 2008-06-06 Richard Guenther <rguenther@suse.de>
15096 * tree-ssa-structalias.c (merge_smts_into): Remove.
15097 (find_what_p_points_to): Do not bother to compute the
15098 points-to set for pt_anything pointers.
15099 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
15100 for pt_anything pointers is ok.
15102 2008-06-06 Jan Hubicka <jh@suse.cz>
15104 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
15106 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15108 * cgraph.c: Fix typos in comments.
15109 (cgraph_availability_names): Fix string typo.
15110 * fold-const.c: Fix typos in comments.
15111 (fold_binary): Fix typo in warning.
15112 * genautomata.c: Fix typos in comments.
15113 (check_presence_pattern_sets): Fix typo in local variable.
15114 (output_description): Fix typo in output.
15115 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
15116 * hwint.h: Likewise.
15117 * matrix-reorg.c (check_allocation_function): Likewise.
15118 * omega.c (smooth_weird_equations): Likewise.
15119 * auto-inc-dec.c: Fix typos in comments.
15120 * bb-reorder.c: Likewise.
15121 * builtins.c: Likewise.
15122 * c-common.c: Likewise.
15123 * c-cppbuiltin.c: Likewise.
15124 * c-parser.c: Likewise.
15125 * c-pretty-print.c: Likewise.
15126 * cfgcleanup.c: Likewise.
15127 * cfgexpand.c: Likewise.
15128 * cfghooks.c: Likewise.
15129 * cfglayout.c: Likewise.
15130 * cfgloopmanip.c: Likewise.
15131 * cgraphunit.c: Likewise.
15132 * coverage.c: Likewise.
15133 * dbxout.c: Likewise.
15134 * df-byte-scan.c: Likewise.
15135 * df-core.c: Likewise.
15136 * df-problems.c: Likewise.
15137 * df-scan.c: Likewise.
15139 * dominance.c: Likewise.
15140 * domwalk.c: Likewise.
15142 * dwarf2out.c: Likewise.
15143 * emit-rtl.c: Likewise.
15144 * et-forest.c: Likewise.
15145 * function.c: Likewise.
15146 * function.h: Likewise.
15148 * gcov-io.c: Likewise.
15149 * gcov.c: Likewise.
15150 * gcse.c: Likewise.
15151 * genattrtab.c: Likewise.
15152 * ggc-page.c: Likewise.
15153 * gimplify.c: Likewise.
15154 * gthr-lynx.h: Likewise.
15155 * haifa-sched.c: Likewise.
15156 * ipa-cp.c: Likewise.
15157 * ipa-inline.c: Likewise.
15158 * ipa-prop.h: Likewise.
15159 * ipa-pure-const.c: Likewise.
15160 * ipa-struct-reorg.c: Likewise.
15161 * ipa-struct-reorg.h: Likewise.
15162 * ipa-type-escape.c: Likewise.
15164 * loop-doloop.c: Likewise.
15165 * mips-tfile.c: Likewise.
15166 * mkmap-flat.awk: Likewise.
15167 * mkmap-symver.awk: Likewise.
15168 * modulo-sched.c: Likewise.
15169 * omp-low.c: Likewise.
15170 * optabs.c: Likewise.
15171 * optabs.h: Likewise.
15172 * opts.c: Likewise.
15173 * passes.c: Likewise.
15174 * postreload-gcse.c: Likewise.
15175 * postreload.c: Likewise.
15176 * predict.c: Likewise.
15177 * pretty-print.h: Likewise.
15178 * profile.c: Likewise.
15179 * protoize.c: Likewise.
15180 * ra-conflict.c: Likewise.
15181 * real.c: Likewise.
15182 * recog.c: Likewise.
15183 * regclass.c: Likewise.
15184 * regs.h: Likewise.
15185 * reload.c: Likewise.
15186 * rtl-error.c: Likewise.
15187 * rtlanal.c: Likewise.
15188 * scan.h: Likewise.
15189 * sched-rgn.c: Likewise.
15191 * stmt.c: Likewise.
15192 * target.h: Likewise.
15193 * tree-dfa.c: Likewise.
15194 * tree-eh.c: Likewise.
15195 * tree-flow-inline.h: Likewise.
15196 * tree-inline.c: Likewise.
15197 * tree-into-ssa.c: Likewise.
15198 * tree-loop-distribution.c: Likewise.
15199 * tree-nested.c: Likewise.
15200 * tree-parloops.c: Likewise.
15201 * tree-pass.h: Likewise.
15202 * tree-pretty-print.c: Likewise.
15203 * tree-profile.c: Likewise.
15204 * tree-scalar-evolution.c: Likewise.
15205 * tree-sra.c: Likewise.
15206 * tree-ssa-alias-warnings.c: Likewise.
15207 * tree-ssa-ccp.c: Likewise.
15208 * tree-ssa-coalesce.c: Likewise.
15209 * tree-ssa-dom.c: Likewise.
15210 * tree-ssa-dse.c: Likewise.
15211 * tree-ssa-forwprop.c: Likewise.
15212 * tree-ssa-live.c: Likewise.
15213 * tree-ssa-live.h: Likewise.
15214 * tree-ssa-loop-im.c: Likewise.
15215 * tree-ssa-loop-ivopts.c: Likewise.
15216 * tree-ssa-loop-niter.c: Likewise.
15217 * tree-ssa-loop-prefetch.c: Likewise.
15218 * tree-ssa-phiopt.c: Likewise.
15219 * tree-ssa-phiprop.c: Likewise.
15220 * tree-ssa-sccvn.c: Likewise.
15221 * tree-ssa-ter.c: Likewise.
15222 * tree-ssa-threadupdate.c: Likewise.
15223 * tree-ssa.c: Likewise.
15224 * tree-vect-analyze.c: Likewise.
15225 * tree-vect-transform.c: Likewise.
15226 * tree-vectorizer.c: Likewise.
15227 * tree-vn.c: Likewise.
15228 * tree-vrp.c: Likewise.
15229 * tree.c: Likewise.
15230 * tree.def: Likewise.
15231 * tree.h: Likewise.
15232 * unwind-dw2-fde.c: Likewise.
15233 * unwind.inc: Likewise.
15234 * value-prof.c: Likewise.
15235 * vmsdbgout.c: Likewise.
15237 2008-06-05 David Edelsohn <edelsohn@gnu.org>
15239 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
15240 always place FP constants in the TOC for TARGET_POWERPC64.
15241 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
15243 2008-06-05 Joseph Myers <joseph@codesourcery.com>
15245 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
15246 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
15247 enable for TARGET_E500_DOUBLE.
15248 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
15249 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
15250 floating-point modes like integer modes for E500 double.
15251 (rs6000_legitimate_offset_address_p): Likewise.
15252 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
15253 addressing for DDmode for E500 double.
15254 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
15255 modes as using 64-bits of registers for E500 double.
15256 (spe_build_register_parallel): Do not handle DDmode or TDmode.
15257 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
15258 specially for E500 double.
15259 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
15260 TDmode for E500 double.
15261 (rs6000_gimplify_va_arg): Only handle SDmode in registers
15262 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
15263 (rs6000_split_multireg_move): Do not handle TDmode specially for
15265 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
15266 using 64-bit registers for E500 double.
15267 (emit_frame_save): Do not handle DDmode specially for E500 double.
15268 (gen_frame_mem_offset): Likewise.
15269 (rs6000_function_value): Do not call spe_build_register_parallel
15270 for DDmode or TDmode.
15271 (rs6000_libcall_value): Likewise.
15272 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
15273 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
15276 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
15278 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
15281 2008-06-04 Junjie Gu <jgu@tensilica.com>
15283 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
15284 comparison for frame pointers.
15286 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15289 * config/avr/avr.h (PUSH_ROUNDING): Remove.
15291 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
15294 * builtins.c (expand_builtin_signbit): Don't take lowpart when
15295 register is already smaller or equal to required mode.
15297 2008-06-04 Xinliang David Li <davidxl@google.com>
15299 * tree-call-cdce.c: New file.
15300 (cond_dead_built_in_calls): New static variable.
15301 (input_domain): New struct.
15302 (check_pow): New function.
15303 (check_builtin_call): Ditto.
15304 (check_target_format): Ditto.
15305 (is_call_dce_candidate): Ditto.
15306 (gen_one_condition): Ditto.
15307 (gen_conditions_for_domain): Ditto.
15308 (get_domain): Ditto.
15309 (gen_conditions_for_pow_cst_base): Ditto.
15310 (gen_conditions_for_pow_int_base): Ditto.
15311 (gen_conditions_for_pow): Ditto.
15312 (get_no_error_domain): Ditto.
15313 (gen_shrink_wrap_conditions): Ditto.
15314 (shrink_wrap_one_built_in_call): Ditto.
15315 (shink_wrap_conditional_dead_built_in_calls): Ditto.
15316 (tree_call_cdce): Ditto.
15317 (gate_call_cdce): Ditto.
15318 (pass_call_cdce): New gimple pass.
15319 * passes.c: (init_optimization_passes): New pass.
15320 * tree-pass.h: New pass declaration.
15321 * opts.c (decode_options): New flag setting.
15322 * common.opt: Add -ftree-builtin-call-dce flag.
15323 * Makefile.in: Add new source file.
15324 * tempvar.def: New tv_id.
15325 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
15327 2008-06-04 Richard Guenther <rguenther@suse.de>
15329 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
15330 (is_call_clobbered): Always check var_ann->call_clobbered.
15331 (mark_call_clobbered): Always set var_ann->call_clobbered.
15332 (clear_call_clobbered): Always clear var_ann->call_clobbered.
15333 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
15334 (reset_alias_info): Clear call clobbering info on MTAGs and
15336 (set_pt_anything): Set pt_global_mem.
15337 (create_tag_raw): Adjust comment.
15338 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
15340 2008-06-04 Joseph Myers <joseph@codesourcery.com>
15341 Maxim Kuvyrkov <maxim@codesourcery.com>
15343 * config/m68k/m68k.opt (mxgot): New option.
15344 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
15345 (m68k_output_addr_const_extra): New.
15346 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
15347 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
15348 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
15349 * doc/invoke.texi (M680x0 Options): Document -mxgot.
15351 2008-06-04 Richard Guenther <rguenther@suse.de>
15353 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
15354 negative or non-representable offsets.
15356 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
15358 * config/i386/i386.c (ix86_gen_leave): New.
15359 (ix86_gen_pop1): Likewise.
15360 (ix86_gen_add3): Likewise.
15361 (ix86_gen_sub3): Likewise.
15362 (ix86_gen_sub3_carry): Likewise.
15363 (ix86_gen_one_cmpl2): Likewise.
15364 (ix86_gen_monitor): Likewise.
15365 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
15366 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
15367 ix86_gen_one_cmpl2 and ix86_gen_monitor.
15368 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
15369 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
15370 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
15371 (ix86_expand_epilogue): Updated.
15372 (print_operand): Handle integer register operand for 'z'.
15373 (ix86_expand_strlensi_unroll_1): Likewise.
15374 (ix86_expand_strlen): Likewise.
15375 (ix86_expand_builtin): Likewise.
15376 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
15377 mov{q}/mov{l} and add{q}/add{l}.
15379 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15381 * config/i386/i386.md (P): New mode iterator.
15382 (SFmode push_operand splitter): Macroize DImode and SImode pushes
15383 using P mode iterator.
15384 (DFmode push_operand splitter): Ditto.
15385 (XFmode push_operand splitter): Ditto.
15386 (DFmode float_extend SFmode push_operand splitter): Ditto.
15387 (XFmode float_extend SFmode push_operand splitter): Do not generate
15388 SImode pushes for 64bit target. Macroize Dimode and SImode
15389 pushes using P mode iterator.
15390 (XFmode float_extend DFmode push_operand splitter): Ditto.
15392 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15394 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
15395 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
15396 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
15397 return type to int.
15398 (ix86_call_abi_override): Remove check for call_used_regs.
15400 2008-06-03 Richard Guenther <rguenther@suse.de>
15402 * tree-ssa-structalias.c (find_func_aliases): Add constraints
15403 for the lhs of calls if the return type contains pointers.
15405 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
15407 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
15408 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
15409 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
15410 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
15411 of cfun and DEFAULT_ABI to deceide abi mode.
15412 (DEFAULT_ABI): New.
15413 (REG_PARM_STACK_SPACE): Removed.
15414 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
15415 (STACK_BOUNDARY): Use default target to deceide stack boundary.
15416 * config/i386/i386-protos.h (ix86_cfun_abi): New.
15417 (ix86_function_abi): Likewise.
15418 (ix86_function_type_abi): Likewise.
15419 (ix86_call_abi_override): Likewise.
15420 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
15421 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
15422 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
15423 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
15425 (X86_64_REGPARM_MAX): New.
15426 (X86_64_SSE_REGPARM_MAX): New.
15427 (X64_REGPARM_MAX): New.
15428 (X64_SSE_REGPARM_MAX): New.
15429 (X86_32_REGPARM_MAX): New.
15430 (X86_32_SSE_REGPARM_MAX): New.
15431 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
15432 (ix86_function_regparm): Handle user calling abi.
15433 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
15434 by DEFAULT_ABI versus SYSV_ABI check.
15435 (ix86_reg_parm_stack_space): New.
15436 (ix86_function_type_abi): New.
15437 (ix86_call_abi_override): New.
15438 (ix86_function_abi): New.
15439 (ix86_cfun_abi): New.
15440 (init_cumulative_args): Call abi specific initialization.
15441 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
15442 (function_arg_64): Extend SSE_REGPARM_MAX check.
15443 (function_arg (): Remove TARGET_64BIT_MS_ABI.
15444 (ix86_pass_by_reference): Likewise.
15445 (ix86_function_value_regno_p): Likewise.
15446 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
15447 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
15448 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
15449 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
15450 (setup_incoming_varargs_64): Adjust regparm for call abi.
15451 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
15452 (ix86_va_start): Likewise.
15453 (ix86_gimplify_va_arg): Likewise.
15454 (ix86_expand_prologue): Likewise.
15455 (output_pic_addr_const): Likewise.
15456 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
15457 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
15458 (x86_output_mi_thunk): Likewise.
15459 (x86_function_profiler): Likewise.
15460 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
15461 (SYSV_ABI, MS_ABI): New constants.
15462 (DEFAULT_ABI): New.
15463 (init_regs): Add prototype of function in regclass.c file.
15464 (OVERRIDE_ABI_FORMAT): New.
15465 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
15466 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
15467 (OUTGOING_REG_PARM_STACK_SPACE): New.
15468 (ix86_reg_parm_stack_space): New prototype.
15469 (CUMULATIVE_ARGS): Add call_abi member.
15470 (machine_function): Add call_abi member.
15471 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
15472 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
15474 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
15477 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
15478 (avr_builtin_setjmp_frame_value): New function.
15479 * config/avr/avr.md (nonlocal_goto_receiver): Define.
15480 (nonlocal_goto): Define.
15482 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
15484 * config/mips/mips.c (mips_emit_loadgp): Return early if
15485 there is nothing do to, otherwise emit a blockage if
15486 !TARGET_EXPLICIT_RELOCS || crtl->profile.
15487 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
15489 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15491 * configure.ac: Drop unneeded backslash ending up in config.in.
15492 * acinclude.m4: Likewise.
15493 * config.in: Regenerate.
15495 2008-05-26 Jan Hubicka <jh@suse.cz>
15497 * predict.c (maybe_hot_frequency_p): Break out of...
15498 (maybe_hot_bb_p): ... here.
15499 (maybe_hot_edge_p): New.
15500 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
15501 * basic-block.h (maybe_hot_edge_p): Declare.
15503 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15505 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
15506 (*cmpfp_<mode>_cc): Ditto.
15507 (*fp_jcc_8<mode>_387): Ditto.
15508 (*fop_<MODEF:mode>_2_i387): Ditto.
15509 (*fop_<MODEF:mode>_3_i387): Ditto.
15510 (*fop_xf_2_i387): Ditto.
15511 (*fop_xf_3_i387): Ditto.
15513 2008-06-02 Tomas Bily <tbily@suse.cz>
15515 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
15517 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15519 * config/mips/mips.c (mips_valid_offset_p): New function.
15520 (mips_valid_lo_sum_p): Likewise.
15521 (mips_classify_address): Use them.
15522 (mips_force_address): New function.
15523 (mips_legitimize_address): Use it.
15524 * config/mips/mips.md (MOVE128): New mode iterator.
15525 (movtf): Require TARGET_64BIT. Remove empty strings.
15526 (*movtf_internal): Rename to...
15527 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
15528 of "R" and use {,fp}{load,store} attributes instead of "multi".
15529 Use a separate define_split.
15530 (*movtf_mips16): New pattern.
15532 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15534 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
15535 * config/mips/mips.c (mips_expand_before_return): New function.
15536 (mips_expand_epilogue): Call it.
15537 * config/mips/mips.md (return): Turn into a define_expand.
15538 (*return): New insn.
15540 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
15542 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
15543 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
15544 functions. Do not emit uses and clobbers of CONCATs; individually
15545 use and clobber their operands.
15546 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
15547 gen_clobber, emit_use and gen_use.
15548 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
15549 (expand_builtin_return): Likewise.
15550 * cfgbuild.c (count_basic_blocks): Likewise.
15551 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
15552 * explow.c (emit_stack_restore): Likewise.
15553 * expmed.c (extract_bit_field_1): Likewise.
15554 * expr.c (convert_move, emit_move_complex_parts): Likewise.
15555 (emit_move_multi_word, store_constructor): Likewise.
15556 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
15557 (thread_prologue_and_epilogue_insns): Likewise.
15558 * lower-subreg.c (resolve_simple_move): Likewise.
15559 * optabs.c (widen_operand, expand_binop): Likewise.
15560 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
15561 * reload.c (find_reloads): Likewise.
15562 * reload1.c (eliminate_regs_in_insn): Likewise.
15563 * stmt.c (expand_nl_goto_receiver): Likewise.
15564 * config/alpha/alpha.md (builtin_longjmp): Likewise.
15565 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
15566 * config/arm/arm.c (arm_load_pic_register): Likewise.
15567 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
15568 * config/arm/arm.md (untyped_return): Likewise.
15569 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
15570 * config/avr/avr.c (expand_prologue): Likewise.
15571 * config/bfin/bfin.c (do_unlink): Likewise.
15572 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
15573 * config/cris/cris.c (cris_expand_prologue): Likewise.
15574 * config/darwin.c (machopic_indirect_data_reference): Likewise.
15575 (machopic_legitimize_pic_address): Likewise.
15576 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
15577 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
15578 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
15579 (ix86_expand_convert_uns_didf_sse): Likewise.
15580 (ix86_expand_vector_init_general): Likewise.
15581 * config/ia64/ia64.md (eh_epilogue): Likewise.
15582 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
15583 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
15584 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
15585 (config/iq2000/iq2000.c): Likewise.
15586 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
15587 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
15588 (builtin_longjmp): Likewise.
15589 * config/mn10300/mn10300.md (call, call_value): Likewise.
15590 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
15591 * config/pdp11/pdp11.md (abshi2): Likewise.
15592 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
15593 * config/s390/s390.c (s390_emit_prologue): Likewise.
15594 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
15595 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
15596 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
15597 * config/sh/sh.c (prepare_move_operands): Likewise.
15598 (output_stack_adjust, sh_expand_epilogue): Likewise.
15599 (sh_set_return_address, sh_expand_t_scc): Likewise.
15600 * config/sparc/sparc.c (load_pic_register): Likewise.
15601 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
15602 * config/spu/spu.c (spu_expand_epilogue): Likewise.
15603 * config/v850/v850.c (expand_epilogue): Likewise.
15605 2008-05-31 Anatoly Sokolov <aesok@post.ru>
15607 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
15608 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
15609 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
15610 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
15611 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
15612 stack pointer register.
15613 (output_movhi): Remove code for interrupt specific writing to the
15614 stack pointer register.
15616 2008-05-31 Richard Guenther <rguenther@suse.de>
15618 PR tree-optimization/34244
15619 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
15620 (tree_expr_nonzero_warnv_p): Likewise.
15621 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
15622 ssa_name_nonnegative_p.
15623 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
15624 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
15625 not tree_expr_nonzero_warnv_p.
15627 PR tree-optimization/36262
15629 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
15631 PR tree-optimization/34244
15632 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
15633 (record_numbers_of_iterations): New function.
15634 (execute_vrp): Cache the numbers of iterations of loops.
15635 * tree-scalar-evolution.c (scev_reset_except_niters):
15637 (scev_reset): Use scev_reset_except_niters.
15638 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
15640 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
15642 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
15643 __WORKAROUND_RETS when appropriate.
15645 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
15647 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
15648 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
15650 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
15651 *fop_df_comm_sse insn patterns using MODEF mode iterator.
15652 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
15653 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
15654 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
15655 *fop_df_1_mixed insn patterns using MODEF mode iterator.
15656 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
15657 *fop_df_1_sse insn patterns using MODEF mode iterator.
15658 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
15659 *fop_df_1_i387 insn patterns using MODEF mode iterator.
15660 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
15661 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
15662 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
15663 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
15664 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
15665 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
15666 (*fop_xf_4_i387): Use <MODE> for mode attribute.
15667 (*fop_xf_5_i387): Ditto.
15668 (*fop_xf_6_i387): Ditto.
15670 2008-05-30 Richard Guenther <rguenther@suse.de>
15672 * builtins.c (build_string_literal): Avoid generating
15673 a non-gimple_val result.
15675 2008-05-30 DJ Delorie <dj@redhat.com>
15677 * exec-tool.in: Use an environment variable (private) instead of a
15678 file (shared) as a semaphore, so as to not break parallel builds.
15680 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15682 * optabs.c (maybe_encapsulate_block): Remove.
15683 (emit_libcall_block): Adjust accordingly.
15684 * optabs.h (maybe_encapsulate_block): Remove prototype.
15686 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
15687 Don't use maybe_encapsulate_block.
15689 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
15691 * config/rs6000/rs6000.c (rs6000_legitimize_address,
15692 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
15693 rtx is a SYMBOL_REF before calling get_pool_constant.
15695 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
15697 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
15699 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
15701 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
15702 rather than OS names to choose INO_T_EQ definition.
15703 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
15704 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
15706 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
15709 * config/darwin-f.c: New.
15710 * config/t-darwin: Added rule to build darwin-f.o.
15711 * config.gcc: Defined new variable, fortran_target_objs.
15712 (*-*-darwin*): Set fortran_target_objs.
15713 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
15714 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
15715 * configure: Regenerated.
15717 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
15720 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
15721 canonical type if needed.
15723 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
15725 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
15727 2008-05-29 Richard Guenther <rguenther@suse.de>
15729 PR tree-optimization/36343
15730 PR tree-optimization/36346
15731 PR tree-optimization/36347
15732 * tree-flow.h (clobber_what_p_points_to): Declare.
15733 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
15734 pointed-to variable is dereferenced is irrelevant to whether
15735 the pointer can access the pointed-to variable.
15736 (clobber_what_p_points_to): New function.
15737 * tree-ssa-alias.c (set_initial_properties): Use it.
15738 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
15739 call clobber check for NMTs.
15741 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15743 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
15744 for printing gcov_type.
15746 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15748 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
15749 and the eh region information.
15750 * value-prof.c (gimple_move_stmt_histograms): New function.
15751 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
15753 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
15755 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
15757 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
15759 * value-prof.c (tree_ic_transform): Print counts.
15760 * tree-profile.c (tree_gen_ic_func_profiler):
15761 Clear __gcov_indreict_call_callee variable to avoid misattribution
15764 2008-05-28 Rafael Espíndola <espindola@google.com>
15766 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
15769 2008-05-28 Richard Guenther <rguenther@suse.de>
15771 PR tree-optimization/36339
15772 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
15773 and clobbering code out of the loop.
15775 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15777 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
15780 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
15781 s390_contiguous_bitmask_p, s390_symref_operand_p,
15782 s390_check_symref_alignment, s390_reload_larl_operand,
15783 s390_reload_symref_address): New functions.
15784 (s390_branch_condition_mnemonic): Support compare and branch
15786 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
15787 and 'W' constraints.
15788 (s390_secondary_reload): Add secondary reloads for unaligned
15789 symbol refs or symbol refs to floating point or QI/TI mode
15791 (legitimate_address_p): Accept symbol references as addresses.
15792 (s390_expand_insv): Use rotate and insert selected bits
15793 instruction for insv when building for z10.
15794 (print_operand_address): Handle symbol ref addresses.
15795 (print_operand): Output modifier 'c' added for signed byte values.
15796 (s390_encode_section_info): Mark symbol refs with
15797 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
15799 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
15800 (length attribute): RRF, RRR have 4 byte length.
15801 (FPALL, INTALL): New mode iterators added.
15802 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
15803 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
15804 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
15805 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
15806 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
15807 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
15808 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
15809 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
15811 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
15812 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
15813 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
15814 reload<INTALL:mode><P:mode>_toreg_z10,
15815 reload<FPALL:mode><P:mode>_tomem_z10,
15816 reload<FPALL:mode><P:mode>_toreg_z10,
15817 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
15818 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
15819 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
15820 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
15822 (movmem, clrmem, cmpmem): New splitters added.
15824 * config/s390/predicates.md (larl_operand): Use
15825 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
15826 SYMBOL_REF_ALIGN1_P.
15827 (s390_signed_integer_comparison,
15828 s390_unsigned_integer_comparison): New predicates.
15830 * config/s390/s390-protos.h (s390_check_symref_alignment,
15831 s390_contiguous_bitmask_p, s390_reload_larl_operand,
15832 s390_reload_symref_address,
15833 s390_compare_and_branch_condition_mask): Prototypes added.
15835 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
15836 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
15837 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
15839 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
15841 * config/s390/s390.c (z10_cost): New cost function for z10.
15842 (s390_handle_arch_option, override_options): Support -march=z10 switch.
15843 (s390_issue_rate): Adjust issue rate for z10.
15844 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
15845 (processor_flags): Add PF_Z10.
15846 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
15847 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
15848 * gcc/config.gcc: Add z10.
15850 2008-05-28 Richard Guenther <rguenther@suse.de>
15852 PR tree-optimization/36291
15853 * tree-flow. h (struct gimple_df): Remove var_anns member.
15854 * tree-flow-inline.h (gimple_var_anns): Remove.
15855 (var_ann): Simplify.
15856 * tree-dfa.c (create_var_ann): Simplify.
15857 (remove_referenced_var): Clear alias info from var_anns of globals.
15858 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
15859 (delete_tree_ssa): Clear alias info from var_anns of globals.
15860 Do not free var_anns.
15861 (var_ann_eq): Remove.
15862 (var_ann_hash): Likewise.
15864 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
15866 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
15867 and loongson2f entries.
15868 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
15869 * config/mips/mips.h (processor_type): Add Loongson-2E
15870 and Loongson-2F entries.
15871 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
15872 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
15873 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
15874 * doc/invoke.texi (MIPS Options): Document loongson2e
15875 and loongson2f processor names.
15877 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15881 * config/i386/i386.c (ix86_function_arg_boundary): Use
15882 alignment of canonical type.
15883 (ix86_expand_vector_move): Check unaligned memory access for
15886 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
15888 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
15889 Moved to the front of file.
15891 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
15892 H.J. Lu <hongjiu.lu@intel.com>
15894 * dwarf2out.c (current_fde): New.
15896 (lookup_cfa:): Likewise.
15897 (dwarf2out_end_epilogue): Likewise.
15898 (dwarf2out_note_section_used): Likewise.
15900 2008-05-27 Michael Matz <matz@suse.de>
15903 * c.opt (Wenum-compare): New warning option.
15904 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
15906 2008-05-27 Michael Matz <matz@suse.de>
15908 PR middle-end/36326
15909 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
15911 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
15912 into memory as tail calls.
15914 2008-05-27 Richard Guenther <rguenther@suse.de>
15916 PR tree-optimization/36339
15917 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
15918 pointers cause all addressable variables to be call clobbered.
15920 2008-05-27 Richard Guenther <rguenther@suse.de>
15922 PR tree-optimization/36245
15923 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
15925 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15927 * config/s390/s390.md: Replace all occurences of the 'm'
15928 constraint with 'RT'.
15930 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15932 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
15934 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
15936 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
15937 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
15938 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
15940 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15942 * reload.c: (find_reloads): Skip alternatives according to the
15943 "enabled" attribute. Constify the constraint variable.
15944 * recog.c (get_attr_enabled): Add default implementation.
15945 (extract_insn): Set the alternative_enabled_p array
15946 in the recog_data struct.
15947 (preprocess_constraints, constrain_operands): Skip
15948 alternatives according to the "enabled" attribute
15949 * recog.h (struct recog_data): New field alternative_enabled_p.
15950 (skip_alternative): New inline function.
15951 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
15952 (record_reg_classes): Skip alternative according to the
15953 "enabled" attribute.
15955 * doc/md.texi: Add documention for the "enabled" attribute.
15957 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
15959 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
15960 * postreload.c (reload_cse_simplify_operands): Replace 'm'
15961 constraint with TARGET_MEM_CONSTRAINT.
15962 * recog.c (asm_operand_ok, preprocess_constraints,
15963 constrain_operands): Likewise.
15964 * regclass.c (record_reg_classes): Likewise.
15965 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
15966 * reload1.c (maybe_fix_stack_asms): Likewise.
15967 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
15968 * recog.h: Adjust comment.
15969 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
15970 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
15971 * doc/md.texi: Add a note to description of 'm' constraint.
15972 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
15974 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
15976 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
15977 that the bitfield is of integral type before testing its precision.
15979 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15980 Sa Liu <saliu@de.ibm.com>
15982 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
15983 __modti3, __udivti3, __umodti3 and __udivmodti4.
15984 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
15985 that implement TImode mul and div functions.
15986 * config/spu/multi3.c: New. Implement __multi3.
15987 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
15988 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
15991 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
15993 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
15994 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
15995 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
15996 tls_sysv_suffix): New mode and mode attribute iterators.
15997 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
15998 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
15999 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
16000 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
16001 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
16004 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
16006 PR tree-optimization/36329
16007 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
16008 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
16009 * cgraphbuild.c (initialize_inline_failed): Use the latter
16010 macro in lieu of the former.
16011 * ipa-inline.c (cgraph_mark_inline): Likewise.
16012 (cgraph_decide_inlining_of_small_function): Likewise.
16013 (cgraph_decide_inlining): Likewise.
16014 (cgraph_decide_inlining_incrementally): Likewise.
16016 2008-05-26 Tristan Gingold <gingold@adacore.com>
16017 Anatoly Sokolov <aesok@post.ru>
16019 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
16020 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
16021 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
16022 optimization for 'avr6' architecture.
16024 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
16027 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
16029 2008-05-26 Richard Guenther <rguenther@suse.de>
16031 * tree-ssa-sccvn.c (expr_has_constants): Declare.
16032 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
16034 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
16036 PR middle-end/36253
16037 * caller-save.c (insert_restore): Verify alignment of spill space.
16038 (insert_save): Likewise.
16039 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
16040 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
16041 (STACK_SLOT_ALIGNMENT): Likewise.
16042 * function.c (LOCAL_ALIGNMENT): Removed.
16043 (get_stack_local_alignment): New.
16044 (assign_stack_local): Use it. Set alignment on stack slot.
16045 (assign_stack_temp_for_type): Use get_stack_local_alignment.
16046 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
16047 (STACK_SLOT_ALIGNMENT): New.
16048 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
16049 stack slot in XFmode.
16051 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
16053 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
16056 * config/i386/i386.md (allocate_stack_worker_64): Make sure
16057 argument operand in rax isn't removed.
16059 2008-05-26 Richard Guenther <rguenther@suse.de>
16061 PR middle-end/36300
16062 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
16063 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
16065 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16068 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
16070 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
16072 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
16073 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
16075 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16077 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
16078 build a trampoline if we don't want one.
16079 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
16080 return zero for nested functions if we don't want a trampoline.
16082 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16084 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
16086 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
16089 * c.opt: Removed undocumented option '-lang-fortran'.
16090 * c-common.h: Removed global variable 'lang_fortran'.
16091 * c-opts.c (c_common_handle_option): Removed code to handle
16092 option '-lang-fortran'. Updated includes.
16093 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
16094 definition of '__GFORTRAN__'.
16095 (define__GNUC__): Reimplemented to use BASEVER and
16096 cpp_define_formatted.
16097 (builtin_define_with_value_n): Removed.
16098 * c-incpath.h: Renamed to ...
16099 * incpath.h: ... this.
16100 * c-incpath.c: Renamed to ...
16101 * incpath.c: ... this. Updated includes.
16102 * fix-header.c: Updated includes.
16103 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
16104 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
16105 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
16107 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
16109 * tree.h: Update the table of flags used on tree nodes.
16110 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
16111 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
16112 (FORCED_LABEL): Add access check.
16113 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
16114 (ASM_INPUT_P): Likewise.
16115 (ASM_VOLATILE_P): Likewise.
16116 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
16117 (OMP_SECTION_LAST): Access private_flag directly.
16118 (OMP_RETURN_NOWAIT): Likewise.
16119 (OMP_PARALLEL_COMBINED): Likewise.
16120 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
16121 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
16122 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
16123 deprecated_flag directly.
16125 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
16127 * final.c (frame_pointer_needed): Removed.
16128 * flags.h (frame_pointer_needed): Likewise.
16130 * function.h (rtl_data): Add frame_pointer_needed.
16131 (frame_pointer_needed): New.
16133 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
16135 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
16137 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
16139 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
16142 2008-05-25 Alan Modra <amodra@bigpond.net.au>
16144 * c-common.c (strip_array_types): Move function to..
16146 (get_inner_array_type): Delete.
16147 * c-common.h (strip_array_types): Move declaration to..
16149 (get_inner_array_type): Delete.
16150 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
16151 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
16152 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
16153 * config/pa/pa.c (emit_move_sequence): Likewise.
16155 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
16157 * config/i386/i386.md (*sse_prologue_save_insn): Set length
16160 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
16162 * function.c: Include target hook for nonlocal_goto frame value.
16164 2008-05-24 Richard Guenther <rguenther@suse.de>
16166 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
16167 variable can be only accessed through a pointer or a union.
16169 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16171 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
16172 * doc/extend.texi: Likewise.
16174 2008-05-23 DJ Delorie <dj@redhat.com>
16176 * config/m32c/jump.md (untyped_call): Add.
16178 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
16179 for A24 to PSImode.
16180 (m32c_address_cost): Detail costs for indirect offsets.
16182 2008-05-23 Rafael Espíndola <espindola@google.com>
16184 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
16185 if a node is a SUBREG.
16186 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
16189 2008-05-23 Paul Brook <paul@codesourcery.com>
16190 Carlos O'Donell <carlos@codesourcery.com>
16192 * doc/extend.texi: Clarify use of __attribute__((naked)).
16193 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16194 * target.h (gcc_target): Add allocate_stack_slots_for_args.
16195 * function.c (use_register_for_decl): Use
16196 targetm.calls.allocate_stack_slots_for_args.
16197 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
16198 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
16199 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
16201 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
16203 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
16205 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
16207 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
16208 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
16209 is only rounded once.
16211 2008-05-23 Richard Guenther <rguenther@suse.de>
16213 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
16215 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
16216 Jakub Jelinek <jakub@redhat.com>
16219 * configure.ac: Handle --enable-cld.
16220 * configure: Regenerated.
16221 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
16222 * config/i386/i386.h (struct machine_function): Add needs_cld field.
16223 (ix86_current_function_needs_cld): New define.
16224 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
16225 (cld): New isns pattern.
16226 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
16227 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
16228 * config/i386/i386.opt (mcld): New option.
16229 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
16230 TARGET_CLD and ix86_current_function_needs_cld.
16231 (override_options): Use -mcld by default for 32-bit code if
16234 * doc/install.texi (Options specification): Document --enable-cld.
16235 * doc/invoke.texi (Machine Dependent Options)
16236 [i386 and x86-64 Options]: Add -mcld option.
16237 (Intel 386 and AMD x86-64 Options): Document -mcld option.
16239 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
16240 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
16241 (return_in_memory_64): Likewise.
16242 (return_in_memory_ms_64): Likewise.
16244 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16246 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
16247 * builtins.c (fold_builtin_fpclassify): New.
16248 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
16249 * builtins.def (BUILT_IN_FPCLASSIFY): New.
16250 * c-common.c (handle_type_generic_attribute): Adjust to accept
16251 fixed arguments before an elipsis.
16252 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
16253 * doc/extend.texi: Document __builtin_fpclassify.
16255 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
16257 * omp-low.c (gate_expand_omp_ssa): Remove.
16258 (pass_expand_omp_ssa): Remove.
16259 (gate_expand_omp): Do not check for flag_openmp_ssa.
16260 * common.opt (-fopenmp-ssa): Remove.
16261 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
16263 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
16265 * config/sh/sh.opt (mfixed-range): New option.
16266 * config/sh/sh-protos.h (sh_fix_range): Declare.
16267 * config/sh/sh.c (sh_fix_range): New function.
16268 * config/sh/sh.h (sh_fixed_range_str): Declare.
16269 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
16271 * doc/invoke.texi (SH Options): Document -mfixed-range.
16273 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
16275 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
16276 it before the redeclaration.
16278 2008-05-22 Anatoly Sokolov <aesok@post.ru>
16280 * config/avr/avr.c (get_sequence_length): Add new function.
16281 (expand_prologue, expand_epilogue): Remove duplicate code.
16283 2008-05-22 Rafael Espíndola <espindola@google.com>
16285 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
16288 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
16290 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
16291 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
16293 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
16294 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
16295 (vect_update_misalignment_for_peel): Likewise.
16296 (vector_alignment_reachable_p): Likewise.
16297 * tree-vect-transform.c (vectorizable_load): Likewise.
16298 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
16299 (get_vectype_for_scalar_type): Pass mode of scalar_type
16300 to UNITS_PER_SIMD_WORD.
16302 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
16303 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
16304 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
16305 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
16306 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
16308 2008-05-22 Ira Rosen <irar@il.ibm.com>
16310 PR tree-optimization/36293
16311 * tree-vect-transform.c (vect_transform_strided_load): Don't check
16312 if the first load must be skipped because of a gap.
16314 2008-05-22 Richard Guenther <rguenther@suse.de>
16316 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
16317 more cases of offset disambiguation that is possible if
16318 strict-aliasing rules apply.
16319 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
16320 for basic offset and type-based disambiguation.
16322 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16324 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
16325 ix86_expand_vector_set on V16QImode for SSE4.1.
16327 2008-05-21 Tom Tromey <tromey@redhat.com>
16329 * c.opt (Wimport): Mark as undocumented.
16330 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
16332 (Warning Options): Likewise.
16333 * doc/cppopts.texi: Don't mention -Wimport.
16335 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
16337 PR tree-optimization/36287
16338 PR tree-optimization/36286
16339 * lambda-code.c (build_access_matrix): Do not use the loop->num
16340 for computing the number of induction variables: use the loop depth
16343 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
16346 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
16347 option -f(no-)leading-underscore.
16349 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16351 * config/i386/i386.c (ix86_expand_vector_init_general): Use
16352 GET_MODE_NUNITS (mode).
16354 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
16356 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
16357 (-mmulhw): Add 464 to description.
16358 (-mdlmzb): Likewise.
16359 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
16360 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
16362 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
16363 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
16364 * config/rs6000/rs6000.md: Update comments for 464.
16366 2008-05-21 Janis Johnson <janis187@us.ibm.com>
16368 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
16370 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16372 * config/i386/sse.md (vec_extractv4sf): Removed.
16373 (vec_extractv2df): Likewise.
16374 (vec_extractv2di): Likewise.
16375 (vec_extractv4si): Likewise.
16376 (vec_extractv8hi): Likewise.
16377 (vec_extractv16qi): Likewise.
16378 (vec_extract<mode>): New.
16380 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16382 * config/i386/sse.md (vec_setv4sf): Removed.
16383 (vec_setv2df): Likewise.
16384 (vec_setv2di): Likewise.
16385 (vec_setv4si): Likewise.
16386 (vec_setv8hi): Likewise.
16387 (vec_setv16qi): Likewise.
16388 (vec_set<mode>): New.
16390 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16392 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
16393 goto for vec_concat and vec_interleave.
16395 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
16397 * config/i386/sse.md (vec_initv4sf): Removed.
16398 (vec_initv2df): Likewise.
16399 (vec_initv2di): Likewise.
16400 (vec_initv4si): Likewise.
16401 (vec_initv8hi): Likewise.
16402 (vec_initv16qi): Likewise.
16403 (vec_init<mode>): New.
16405 2008-05-21 Joseph Myers <joseph@codesourcery.com>
16407 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
16409 2008-05-21 Tom Tromey <tromey@redhat.com>
16411 * ggc-zone.c (lookup_page_table_if_allocated): New function.
16412 (zone_find_object_offset): Likewise.
16413 (gt_ggc_m_S): Likewise.
16414 (highest_bit): Likewise.
16415 * ggc-page.c (gt_ggc_m_S): New function.
16416 * stringpool.c (string_stack): Remove.
16417 (init_stringpool): Update.
16418 (ggc_alloc_string): Use ggc_alloc.
16419 (maybe_delete_ident): New function.
16420 (ggc_purge_stringpool): Likewise.
16421 (gt_ggc_m_S): Remove.
16422 * ggc-common.c (ggc_protect_identifiers): New global.
16423 (ggc_mark_roots): Call ggc_purge_stringpool. Use
16424 ggc_protect_identifiers.
16425 * ggc.h (ggc_protect_identifiers): Declare.
16426 (gt_ggc_m_S): Update.
16427 (ggc_purge_stringpool): Declare.
16428 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
16429 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
16431 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
16433 2008-05-21 David S. Miller <davem@davemloft.net>
16435 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
16438 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
16440 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
16443 2008-05-20 David Daney <ddaney@avtrex.com>
16445 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
16446 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
16447 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
16448 UNSPEC_UPDATE_GOT_VERSION): Renumber.
16449 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
16450 (atomic_hiqi_op): New define_code_iterator.
16451 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
16452 mips_expand_compare_and_swap_12.
16453 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
16454 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
16455 (sync_<optab><mode>, sync_old_<optab><mode>,
16456 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
16457 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
16458 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
16459 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
16460 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
16461 (test_and_set_12): New insn.
16462 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
16463 sync_new_<optab><mode>, sync_old_nand<mode>,
16464 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
16465 clobber to operand 0 for SI and DI mode insns.
16466 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
16467 mips_gen_fn_4): New typedefs.
16468 (mips_gen_fn_ptrs): Define new union type.
16469 (mips_expand_compare_and_swap_12): Remove declaration.
16470 (mips_expand_atomic_qihi): Declare function.
16471 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
16472 (mips_expand_atomic_qihi): ... this. Use new generator function
16474 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
16475 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
16476 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
16477 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
16478 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
16479 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
16480 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
16481 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
16482 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
16483 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
16486 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
16488 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
16491 2008-05-20 Anatoly Sokolov <aesok@post.ru>
16493 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
16494 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
16495 (avr_attribute_table): Add 'OS_main' function attribute.
16496 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
16497 functions with 'OS_main' attribute.
16499 2008-05-20 Richard Guenther <rguenther@suse.de>
16501 PR tree-optimization/35204
16502 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
16503 helper, split out from ...
16504 (DFS): ... here. Make the DFS walk non-recursive.
16506 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
16507 Jan Sjodin <jan.sjodin@amd.com>
16509 PR tree-optimization/36181
16510 * tree-parloops.c (loop_has_vector_phi_nodes): New.
16511 (parallelize_loops): Don't parallelize when the loop has vector
16514 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16515 Sebastian Pop <sebastian.pop@amd.com>
16517 * tree-loop-linear.c (gather_interchange_stats): Look in the access
16518 matrix, and never look at the tree representation of the memory
16520 (linear_transform_loops): Computes parameters and access matrices.
16521 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
16523 (access_matrix_get_index_for_parameter): New.
16524 * tree-data-ref.h (struct access_matrix): New.
16525 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
16526 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
16527 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
16528 am_vector_index_for_loop): New.
16529 (struct data_reference): Add field access_matrix.
16530 (DR_ACCESS_MATRIX): New.
16531 (compute_data_dependences_for_loop): Update declaration.
16532 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
16533 * lambda.h (lambda_vector_vec_p): Declared.
16534 * lambda-code.c: Depend on pointer-set.h.
16535 (lambda_collect_parameters_from_af, lambda_collect_parameters,
16536 av_for_af_base, av_for_af, build_access_matrix,
16537 lambda_compute_access_matrices): New.
16538 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
16540 2008-05-20 Joseph Myers <joseph@codesourcery.com>
16542 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
16543 $SOURCEDIR/include.
16545 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16546 Sebastian Pop <sebastian.pop@amd.com>
16548 PR tree-optimization/36206
16549 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
16551 (instantiate_scev_1): Rename flags to fold_conversions.
16552 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
16553 outeside instantiation_loop.
16554 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
16555 (evolution_function_is_affine_or_constant_p): Removed.
16556 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
16558 (analyze_siv_subscript): Pass in the loop nest number.
16559 Call evolution_function_is_affine_in_loop instead of
16560 evolution_function_is_affine_p.
16561 (analyze_overlapping_iterations): Pass in the loop nest number.
16563 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
16564 Sebastian Pop <sebastian.pop@amd.com>
16566 PR tree-optimization/36206
16567 * tree-chrec.h (chrec_fold_op): New.
16568 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
16571 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
16573 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
16575 (remove_duplicates): Do not set inode on non-inode systems.
16578 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
16580 * config.gcc (tm_file): Update comments about relative pathnames.
16582 2008-05-20 Richard Guenther <rguenther@suse.de>
16584 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
16585 * tree-ssa-sccvn.c (process_scc): Likewise.
16586 * tree-ssa-sink.c (execute_sink_code): Likewise.
16587 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
16588 * tree-vrp.c (process_assert_insertions): Likewise.
16589 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16590 (perform_tree_ssa_dce): Likewise.
16591 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16592 (dump_dominator_optimization_stats): Likewise.
16593 * tree-vectorizer.c (vectorize_loops): Likewise.
16595 2008-05-20 Richard Guenther <rguenther@suse.de>
16597 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
16599 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
16601 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
16602 (ix86_i386elf_return_in_memory): Likewise.
16603 (ix86_i386interix_return_in_memory): Likewise.
16604 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
16605 (SUBTARGET_RETURN_IN_MEMORY): New.
16606 * config/i386/i386elf.h: Likewise.
16607 * config/i386/ptx4-i.h: Likewise.
16608 * config/i386/sol2-10.h: Likewise.
16609 * config/i386/sysv4.h: Likewise.
16610 * config/i386/vx-common.h: Likewise.
16611 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
16612 * config/i386/i386.c (ix86_return_in_memory): Made static and
16613 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
16614 (ix86_i386elf_return_in_memory): Removed.
16615 (ix86_i386interix_return_in_memory): Removed.
16616 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
16617 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
16619 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
16621 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
16623 2008-05-19 Xinliang David Li <davidxl@google.com>
16625 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
16627 * common.opt: Ditto.
16628 * doc/invoke.texi: Ditto.
16630 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
16632 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
16633 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
16635 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16637 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
16638 sizes of operand array from 8/4 to 4/2.
16639 (ix86_expand_vector_init_general): Change size of operand array
16640 from 32 to 16. Remove op0, op1 and half_mode.
16642 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
16644 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
16645 (ix86_expand_vector_init_interleave): Likewise.
16646 (ix86_expand_vector_init_general): Use them. Assert
16647 word_mode == SImode when n_words == 4.
16649 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
16651 * config/i386/i386.c (ix86_secondary_reload): New static function.
16652 (TARGET_SECONDARY_RELOAD): New define.
16653 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
16654 * config/i386/i386.md (reload_outqi): Remove.
16656 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16658 PR middle-end/35509
16659 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
16660 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
16661 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
16662 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
16663 (fold_builtin_1): Likewise.
16664 * builtins.def (BUILT_IN_ISINF_SIGN): New.
16665 c-common.c (check_builtin_function_arguments): Handle
16666 BUILT_IN_ISINF_SIGN.
16667 * doc/extend.texi: Document __builtin_isinf_sign.
16668 * fold-const.c (operand_equal_p): Handle COND_EXPR.
16670 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
16672 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
16673 EH cleanup at the end of the pass, search for those that have been
16674 turned into forwarder blocks and do the cleanup on their successor.
16676 2008-05-18 Richard Guenther <rguenther@suse.de>
16678 * tree-cfg.c (verify_gimple_expr): Allow conversions from
16679 pointers to sizetype and vice versa.
16681 2008-05-18 Xinliang David Li <davidxl@google.com>
16683 * gcc/tree-ssa-dce.c: Coding style fix.
16684 (check_pow): Documentation comment.
16685 (check_log): Documenation comment. Coding style fix.
16686 (is_unnecessary_except_errno_call): Ditto.
16687 (gen_conditions_for_pow): Ditto.
16688 (gen_conditions_for_log): Ditto.
16689 (gen_shrink_wrap_conditions): Ditto.
16690 (shrink_wrap_one_built_in_calls): Ditto.
16691 * gcc/doc/invoke.texi: Better documentation string.
16692 * ChangeLog: Fix wrong change log entries from
16693 May 17 checkin on function call DCE.
16695 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
16697 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
16699 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
16701 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
16702 * df-problems.c (simulation routines): Fixed block comment to
16703 properly say how to add forwards scanning functions.
16705 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16707 * tree-inline.c (setup_one_parameter): Remove dead code.
16709 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
16711 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
16712 a BIT_AND_EXPR only for an INTEGER_TYPE.
16714 2008-05-17 Xinliang David Li <davidxl@google.com>
16716 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
16717 (check_pow, check_log, is_unnecessary_except_errno_call): New
16718 functions to check for eliminating math functions that are pure
16719 except for setting errno.
16720 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
16721 general condition expressions for shrink-wrapping pow/log calls.
16722 (gen_shrink_wrap_conditions): Ditto.
16723 (shrink_wrap_one_built_in_call): Ditto.
16724 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
16725 (mark_operand_necessary): If debugging, output if OP is necessary.
16726 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
16728 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
16730 * gcc/common.opt: New user flag -ftree-builtin-dce.
16731 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
16733 2008-05-16 David S. Miller <davem@davemloft.net>
16735 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
16736 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
16738 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
16741 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
16743 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16745 * ifcvt.c (dead_or_predicable): Rename
16746 df_simulate_one_insn_backwards to df_simulate_one_insn.
16747 * recog.c (peephole2_optimize): Ditto.
16748 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
16750 * df.h: Rename df_simulate_one_insn_backwards to
16751 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
16752 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
16753 scanning of defs and uses.
16754 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
16755 (df_simulate_one_insn_forwards): Removed.
16757 2008-05-16 Doug Kwan <dougkwan@google.com>
16759 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
16761 (real_from_string): Handle NaNs and Inf as approriate.
16763 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16765 * doc/gty.texi (Source Files Containing Type Information): Note
16766 that headers should appear first in the gtfiles list.
16768 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16770 * tree.def (COND_EXEC): Properly documented this code.
16772 2008-05-16 Diego Novillo <dnovillo@google.com>
16774 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
16775 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
16778 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16780 * tree-ssa-dse (max_stmt_uid): Removed.
16781 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
16782 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
16783 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
16784 * function.h (cfun.last_stmt_uid): New field.
16785 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
16786 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
16788 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
16789 (create_stmt_ann): Initialize the ann->uid field.
16790 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
16792 * tree-flow.h (renumber_gimple_stmt_uids): New function.
16794 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
16796 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
16797 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
16798 (init_empty_tree_cfg): Call it.
16800 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16802 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
16805 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
16807 * doc/invoke.text (-fdump-tree-*-verbose): New option.
16808 * tree-dump.c (dump_options): New verbose option.
16809 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
16811 * tree-pass.h (TDF_VERBOSE): New dump flag.
16812 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
16813 (tree-flow.h): Added include.
16814 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
16816 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
16818 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
16820 From Jie Zhang <jie.zhang@analog.com>
16821 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16822 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
16823 mcpu=bf561-none and mcpu=bf561-0.2.
16824 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16825 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16826 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
16827 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
16828 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
16829 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
16830 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
16832 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
16833 (cputype_selected): Remove.
16834 (bfin_handle_option): Don't use cputype_selected.
16835 (override_options): When no mcpu option, enable all workarounds.
16836 Don't use bfin_workarounds.
16837 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
16839 (DEFAULT_CPU_TYPE): Don't define.
16841 2008-05-16 Richard Guenther <rguenther@suse.de>
16843 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
16844 on deletion of the last stmt.
16846 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16848 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
16849 V8HImode for SSE2 and V16QImode for SSE4.1.
16851 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
16853 * cgraph.h (compute_inline_parameters): Made public.
16854 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
16855 variable_generate_summary, function_write_summary,
16856 variable_write_summary, variable_read_summary. Added generate_summary,
16857 write_summary, read_summary.
16858 * cgraphunit.c (cgraph_process_new_functions): Changed call from
16859 pass_ipa_inline.function_generate_summary, to
16860 compute_inline_parameters.
16861 * ipa-inline.c (compute_inline_parameters): Made public and added
16863 (compute_inline_parameters_for_current): New function.
16864 (pass_inline_param): Now calls compute_inline_parameters_for_current.
16865 (inline_generate_summary): Removed parameter and made to loop over
16867 (pass_ipa_inline): Updated for new IPA_PASS structure.
16868 * passes.c (execute_ipa_summary_passes): Now is called once per
16869 pass rather than once per node*pass.
16871 2008-05-15 Anatoly Sokolov <aesok@post.ru>
16873 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
16874 avr_have_mul_p, avr_asm_only_p): Remove variables.
16875 (avr_override_options): Remove initialization of removed variables.
16876 (avr_file_start): Convert removed variables to fields of
16877 'struct base_arch_s *avr_current_arch'.
16878 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
16879 (AVR_HAVE_MUL): (Ditto.).
16880 (AVR_HAVE_MOVW): (Ditto.).
16881 (AVR_HAVE_LPMX): (Ditto.).
16882 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
16883 avr_asm_only_p): Remove declaration.
16885 2008-05-15 Diego Novillo <dnovillo@google.com>
16887 * config/arm/arm.c (arm_return_in_memory): Fix return type.
16888 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
16890 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
16892 PR middle-end/36194
16893 * combine.c (check_conversion): Rename back to check_promoted_subreg.
16894 Don't call record_truncated_value from here.
16895 (record_truncated_value): Turn it into a for_each_rtx callback.
16896 (record_truncated_values): New function.
16897 (combine_instructions): Call note_uses with record_truncated_values.
16898 Change name of check_conversion to check_promoted_subreg.
16900 2008-05-15 Janis Johnson <janis187@us.ibm.com>
16902 * doc/sourcebuild.texi: Document support for torture tests.
16904 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16906 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
16907 to alternative 4 of operand 2.
16909 2008-05-15 Richard Guenther <rguenther@suse.de>
16911 * tree-pass.h (current_pass): Declare.
16912 (get_pass_for_id): Likewise.
16913 * passes.c (passes_by_id, passes_by_id_size): New globals.
16914 (set_pass_for_id): New function.
16915 (get_pass_for_id): Likewise.
16916 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
16917 (execute_function_todo): Flush per function statistics.
16918 * toplev.c (compile_file): Init statistics.
16919 (general_init): Do early statistics initialization.
16920 (finalize): Finish statistics.
16921 * statistics.h (statistics_early_init): Declare.
16922 (statistics_init): Likewise.
16923 (statistics_fini): Likewise.
16924 (statistics_fini_pass): Likewise.
16925 (statistics_counter_event): Likewise.
16926 (statistics_histogram_event): Likewise.
16927 * statistics.c: New file.
16928 * Makefile.in (OBJS-common): Add statistics.o.
16929 (statistics.o): Add dependencies.
16930 * doc/invoke.texi (-fdump-statistics): Document.
16932 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
16933 (insert): Likewise.
16934 (execute_pre): Use statistics_counter_event.
16935 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
16936 (substitute_and_fold): Increment it. Use statistics_counter_event.
16938 2008-05-15 Diego Novillo <dnovillo@google.com>
16940 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
16942 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
16943 * tree-ssa-alias.c (new_type_alias): Remove references to
16944 sub-variables from comment.
16945 * tree-ssa-operands.c (swap_tree_operands): Likewise.
16947 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
16949 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
16950 attribute to 1 only for insertps alternative.
16952 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16954 * config/bfin/bfin.md (loadbytes): New pattern.
16955 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
16956 (bfin_init_builtins): Initialize it.
16957 (bdesc_1arg): Add it.
16959 2008-05-15 Sa Liu <saliu@de.ibm.com>
16961 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
16962 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
16963 * testsuite/lib/target-supports.exp: Add
16964 check_effective_target_fortran_integer_16.
16966 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
16968 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
16969 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
16970 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
16971 (TARGET_RETURN_IN_MEMORY): Define.
16973 2008-05-15 Richard Guenther <rguenther@suse.de>
16975 PR middle-end/36244
16976 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
16977 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
16978 represent unmodifiable vars.
16980 2008-05-15 Richard Guenther <rguenther@suse.de>
16982 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
16983 INDIRECT_REF and TARGET_MEM_REF.
16984 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
16987 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
16988 H.J. Lu <hongjiu.lu@intel.com>
16990 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
16991 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
16992 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
16993 insn alternatives. Add missing alternatives.
16994 (*vec_concatv2di_rex64_sse4_1): Likewise.
16995 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
16996 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
16997 Require TARGET_SSE.
16999 2008-05-15 Richard Guenther <rguenther@suse.de>
17001 PR tree-optimization/36009
17002 PR tree-optimization/36204
17003 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
17004 (determine_invariantness_stmt): Record the loop a store is
17005 always executed in.
17006 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
17009 2008-05-15 Richard Guenther <rguenther@suse.de>
17011 PR tree-optimization/34330
17012 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
17013 through the pointer will alias the SMT.
17015 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
17017 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
17019 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
17021 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
17023 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17024 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
17026 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
17027 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
17028 (vashl_optab): New optab for vector/vector shifts.
17029 (vashr_optab): Ditto.
17030 (vlshr_optab): Ditto.
17031 (vrotl_optab): Ditto.
17032 (vrotr_optab): Ditto.
17033 (optab_subtype): New enum for optab_for_tree_code call.
17034 (optab_for_tree_code): Add enum optab_subtype argument.
17036 * optabs.c (optab_for_tree_code): Take an additional argument to
17037 distinguish between a vector shift by a scalar and vector shift by
17038 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
17039 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
17040 vector shift by a vector.
17041 (expand_widen_pattern_expr): Pass additional argument to
17042 optab_for_tree_code.
17044 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
17045 vrotl_optab, vrotr_optab.
17047 * expr.c (expand_expr_real_1): Update calls to
17048 optab_for_tree_code to distinguish between vector shifted by a
17049 scalar and vector shifted by a vector.
17050 * tree-vectorizer.c (supportable_widening_operation): Ditto.
17051 (supportable_narrowing_operation): Ditto.
17052 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
17053 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
17054 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
17055 (vect_create_epilog_for_reduction): Ditto.
17056 (vectorizable_reduction): Ditto.
17057 (vectorizable_operation): Ditto.
17058 (vect_strided_store_supported): Ditto.
17059 (vect_strided_load_supported): Ditto.
17060 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
17061 * expmed.c (expand_shift): Ditto.
17063 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
17065 (ashr@var{m}3): Ditto.
17066 (vashl@var{m}3): Document new vector/vector shift standard name.
17067 (vashr@var{m}3): Ditto.
17068 (vlshr@var{m}3): Ditto.
17069 (vrotl@var{m}3): Ditto.
17070 (vrotr@var{m}3): Ditto.
17072 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
17073 (PPERM_INVERT): Ditto.
17074 (PPERM_REVERSE): Ditto.
17075 (PPERM_REV_INV): Ditto.
17076 (PPERM_ZERO): Ditto.
17077 (PPERM_ONES): Ditto.
17078 (PPERM_SIGN): Ditto.
17079 (PPERM_INV_SIGN): Ditto.
17080 (PPERM_SRC1): Ditto.
17081 (PPERM_SRC2): Ditto.
17083 * config/i386/sse.md (mulv2di3): Add SSE5 support.
17084 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
17085 allows a memory operand to be the value being added, and split it
17086 to improve vectorization.
17087 (sse5_pmacsdqh_mem): Ditto.
17088 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
17089 (sse5_mulv2div2di3_high): Ditto.
17090 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
17091 (vec_pack_trunc_v4si): Ditto.
17092 (vec_pack_trunc_v2di): Ditto.
17093 (sse5_pcmov_<mode>): Remove code that tried to use use
17094 andps/andnps instead of pcmov.
17095 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
17096 pmacsdqh instructions.
17097 (vec_widen_smult_lo_v4si): Ditto.
17099 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
17100 (PPERM_INVERT): Ditto.
17101 (PPERM_REVERSE): Ditto.
17102 (PPERM_REV_INV): Ditto.
17103 (PPERM_ZERO): Ditto.
17104 (PPERM_ONES): Ditto.
17105 (PPERM_SIGN): Ditto.
17106 (PPERM_INV_SIGN): Ditto.
17107 (PPERM_SRC1): Ditto.
17108 (PPERM_SRC2): Ditto.
17109 (ix86_expand_sse_movcc): Move the SSE5 test after the if
17111 (ix86_expand_int_vcond): If SSE5 generate all possible integer
17113 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
17114 says ignore whether the last reference is a memory operand.
17116 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17117 Paolo Bonzini <bonzini at gnu dot org>
17119 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
17122 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
17123 (vlshr<mode>3): Rename from vlshr<mode>3.
17124 (vashr<mode>3): Rename from vashr<mode>3.
17125 (mulv4sf3): Change the names of vector shift patterns.
17129 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
17132 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
17157 * config/spu/spu.md (v): New iterator macro to add v for vector types.
17158 (floatunssidf2_internal): Change vector/vector shift names.
17159 (floatunsdidf2_internal): Ditto.
17166 (vashl<mode>3): Rename from ashl<mode>3.
17167 (vashr<mode>3): Rename from ashr<mode>3.
17168 (vlshr<mode>3): Rename from lshr<mode>3.
17169 (vrotl<mode>3): Rename from rotl<mode>3.
17171 2008-05-14 Michael Meissner <michael.meissner@amd.com>
17174 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
17175 multiply gives the wrong value when doing widening multiplies.
17176 (vec_widen_smult_lo_v4si): Ditto.
17178 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17180 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
17181 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
17182 emit_library_call_value.
17183 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
17184 * tree.h (ECF_LIBCALL_BLOCK): Removed.
17185 * calls.c (initialize_argument_information, precompute_arguments,
17186 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
17187 (precompute_arguments): Removed flags parameter.
17188 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
17190 2008-05-14 Richard Guenther <rguenther@suse.de>
17192 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
17193 Make sure to register the store if the use is a PHI_NODE.
17195 2008-05-14 Olivier Hainque <hainque@adacore.com>
17197 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
17198 memory if the component is to be referenced in BLKmode according
17199 to get_inner_reference.
17201 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
17203 * calls.c (emit_library_call_value_1): Restore code clearing
17204 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
17206 2008-05-14 Olivier Hainque <hainque@adacore.com>
17207 Nicolas Roche <roche@adacore.com>
17209 * configure.ac: Add support for a "gcc_subdir" variable in
17210 config-lang.in, to denote a subdirectory where the language/GCC
17211 integration files are to be found.
17212 * configure: Regenerate.
17214 2008-05-14 Ira Rosen <irar@il.ibm.com>
17216 PR tree-optimization/36098
17217 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
17218 value for the first load in the group in case of a gap.
17219 (vect_build_slp_tree): Check that there are no gaps in loads.
17221 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
17223 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
17224 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
17225 expand_copysign_bit, ): Change call to emit_no_conflict_block to
17226 emit_insn and remove unneeded code to construct extra args.
17227 (emit_no_conflict_block): Removed.
17228 * optabls.h: (emit_no_conflict_block): Removed.
17229 * cse.c (cse_extended_basic_block): Remove search for
17230 REG_NO_CONFLICT note.
17231 * global.c: Removed incorrect comment added in revision 117.
17232 * expr.c (convert_move): Change call to emit_no_conflict_block to
17234 * recog.c: Change comments so that they do not mention
17236 * local_alloc.c (combine_regs): Removed last parameter.
17237 (no_conflict_p): Removed.
17238 (block_alloc): Removed note, no_conflict_combined_regno and set
17239 local vars. Removed all code to process REG_NO_CONFLICT blocks.
17240 (combine_regs): Removed already_dead and code to look for
17241 REG_NO_CONFLICT notes.
17242 * lower_subreg (remove_retval_note): Removed code to look for
17243 REG_NO_CONFLICT block.
17244 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
17245 (resolve_clobber): Remove code to process libcalls that have
17246 REG_NO_CONFLICT notes.
17247 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
17249 * combine.c (can_combine_p, distribute_notes): Removed
17250 REG_NO_CONFLICT case.
17251 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
17253 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
17254 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
17256 * reg-notes.def (NO_CONFLICT): Removed.
17258 2008-05-14 David S. Miller <davem@davemloft.net>
17260 * config/sparc/sparc.c (sparc_profile_hook): If
17261 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
17262 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
17263 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
17265 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
17267 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
17269 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
17272 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
17273 and op1 expansion before vector concat to have less live pseudos.
17275 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
17277 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
17278 ix86_expand_vector_set if supported.
17280 2008-05-13 Diego Novillo <dnovillo@google.com>
17281 Kenneth Zadeck <zadeck@naturalbridge.com>
17283 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
17285 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
17286 phinodes_print_statistics, init_ssanames, fini_ssanames,
17287 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
17288 release_ssa_name, release_defs, replace_ssa_name_symbol,
17289 ssanames_print_statistics): Move ...
17290 * tree-flow.h: ... here.
17291 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
17292 Use FN instead of cfun.
17293 (make_ssa_name_fn): Rename from make_ssa_name.
17294 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
17295 * tree-flow-inline.h (make_ssa_name): Move from
17296 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
17297 * omp-low.c (expand_omp_parallel):
17298 * tree-flow-inline.h (redirect_edge_var_map_result):
17299 * tree-ssa.c (init_tree_ssa): Add argument FN.
17300 Use it instead of cfun. Update all users.
17302 2008-05-13 Tom Tromey <tromey@redhat.com>
17304 PR preprocessor/22168:
17305 * doc/cpp.texi (Top): Update menu.
17306 (Alternatives to Wrapper #ifndef): New node.
17307 (Other Directives): Document deprecation.
17308 (Obsolete Features): Remove menu.
17309 (Assertions): Merge node into Obsolete Features.
17310 (Obsolete once-only headers): Move earlier; rename to Alternatives
17311 to Wrapper #ifndef.
17312 * doc/cppopts.texi: Update.
17313 * c.opt (Wdeprecated): Enable for C and ObjC.
17314 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
17315 (C++ Dialect Options): Move -Wno-deprecated from here to...
17316 (Warning Options): ... here.
17318 2008-05-13 Richard Guenther <rguenther@suse.de>
17320 PR middle-end/36227
17321 * fold-const.c (fold_sign_changed_comparison): Do not allow
17322 changes in pointer-ness.
17324 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17327 * config/sh/sh.c (sh_expand_prologue): Don't clear
17328 RTX_FRAME_RELATED_P for push insns.
17330 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
17332 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
17334 2008-05-12 Anatoly Sokolov <aesok@post.ru>
17336 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
17337 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
17338 Use 'machine->is_leaf' instead of 'leaf_func_p'.
17340 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
17342 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
17343 (*vec_concatv4sf_sse): This.
17344 (*sse2_concatv2si): Renamed to ...
17345 (*vec_concatv2si_sse2): This.
17346 (*sse1_concatv2si): Renamed to ...
17347 (*vec_concatv2si_sse): This.
17348 (*vec_concatv2di_rex): Renamed to ...
17349 (*vec_concatv2di_rex64): This.
17350 (*vec_concatv2si_sse4_1): New.
17351 (*vec_concatv2di_rex64_sse4_1): Likewise.
17353 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
17355 PR rtl-optimization/36111
17356 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
17357 that was created for swappable operands.
17359 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
17362 * Makefile.in: Substitute GNATMAKE and GNATBIND.
17363 * configure.ac: Add call to ACX_PROG_GNAT.
17365 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
17367 * optc-gen.awk: Fix comment typo.
17369 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
17371 * pretty-print.c (pp_integer_with_precision): Use
17372 HOST_LONG_LONG_FORMAT.
17374 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
17376 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
17378 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
17380 * config/i386/i386.c (bdesc_ptest): Removed.
17381 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
17382 (bdesc_args): Add __builtin_ia32_ptestz128,
17383 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
17384 (ix86_init_mmx_sse_builtins): Updated.
17385 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
17386 (ix86_expand_builtin): Updated.
17388 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
17390 * tree-cfg.c (valid_fixed_convert_types_p): New function.
17391 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
17393 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
17395 * value-prof.c (interesting_stringop_to_profile): Do not
17396 return early for BUILT_IN_MEMPCPY.
17398 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
17400 * calls.c (expand_call): Don't use callgraph to increase
17401 preferred_stack_boundary.
17403 * cgraph.h (cgraph_rtl_info): Use unsigned on
17404 preferred_incoming_stack_boundary.
17406 * final.c (rest_of_clean_state): Use unsigned on
17407 preferred_stack_boundary.
17409 2008-05-09 Tom Tromey <tromey@redhat.com>
17411 PR preprocessor/22231:
17412 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
17415 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
17417 PR tree-optimization/36129
17418 * tree-ssa-ccp.c: Include value-prof.h.
17419 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
17420 built-in function was folded to a constant.
17421 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
17423 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
17424 Sebastian Pop <sebastian.pop@amd.com>
17426 * tree-scalar-evolution.c: Document instantiate_scev.
17427 (instantiate_parameters_1): Renamed instantiate_scev_1.
17428 Don't use the same loop for instantiation_loop and evolution_loop.
17429 (instantiate_scev): New.
17430 (instantiate_parameters): Moved...
17431 (resolve_mixers): Update call to instantiate_scev_1 to pass the
17432 same loop twice. Maintains the semantics for this function.
17433 * tree-scalar-evolution.h (instantiate_scev): Declare.
17434 (instantiate_parameters): ...here. Now static inline.
17435 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
17436 instead of resolve_mixers.
17438 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
17440 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
17442 2008-05-09 Tomas Bily <tbily@suse.cz>
17444 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
17445 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
17446 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17447 * c-common.c (c_common_truthvalue_conversion): Likewise.
17448 * tree-object-size.c (compute_object_offset): Likewise.
17449 * tree-inline.c (estimate_num_insns_1): Likewise.
17450 * varasm.c (const_hash_1, compare_constant, copy_constant)
17451 (compute_reloc_for_constant, output_addressed_constants)
17452 (initializer_constant_valid_p): Likewise.
17453 * c-omp.c (check_omp_for_incr_expr): Likewise.
17454 * gimplify.c (gimplify_expr): Likewise.
17455 * c-typeck.c (c_finish_return): Likewise.
17456 * tree-vectorizer.c (supportable_widening_operation)
17457 (supportable_narrowing_operation): Likewise.
17458 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
17459 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
17460 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17461 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
17462 (descr_info_loc): Likewise.
17463 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17464 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
17465 (fold_unary): Likewise.
17466 * builtins.c (get_pointer_alignment): Likewise.
17467 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
17468 (instantiate_parameters_1): Likewise.
17469 * tree.c (expr_align, stabilize_reference): Likewise.
17470 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
17471 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
17472 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
17473 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17474 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
17475 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
17477 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
17478 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
17479 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
17480 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
17481 (forward_propagate_comparison)
17482 (tree_ssa_forward_propagate_single_use_vars): Likewise.
17483 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
17484 * emit-rtl.c (component_ref_for_mem_expr)
17485 (set_mem_attributes_minus_bitpos): Likewise.
17486 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
17487 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
17489 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
17490 (build_function_call, pointer_diff, build_compound_expr)
17491 (c_finish_return): Likewise.
17492 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
17493 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
17495 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
17496 * expr.c (is_aligning_offset): Likewise.
17497 * tree-ssa-alias.c (is_escape_site): Likewise.
17498 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
17499 (check_all_va_list_escapes): Likewise.
17500 * tree-ssa-loop-ivopts.c (determine_base_object)
17501 (determine_common_wider_type): Likewise.
17502 * dojump.c (do_jump): Likewise.
17503 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
17504 * tree-gimple.c (is_gimple_cast): Likewise.
17505 * fold-const.c (decode_field_reference, )
17506 (fold_sign_changed_comparison, fold_unary, fold_comparison)
17507 (fold_binary): Likewise.
17508 * tree-ssa-alias-warnings.c (find_alias_site_helper)
17509 (already_warned_in_frontend_p): Likewise.
17510 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
17511 * tree.c (really_constant_p, get_unwidened): Likewise.
17512 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
17513 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
17514 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
17516 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
17518 (CONVERT_EXPR_P): Define.
17519 (CASE_CONVERT): Define.
17521 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
17523 PR middle-end/36117
17524 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
17525 (delete_unmarked_insns): When deleting a call, call
17526 delete_unreachable_blocks.
17527 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17528 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
17530 2008-05-08 Richard Guenther <rguenther@suse.de>
17532 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
17533 (-ftree-salias): Likewise.
17534 (salias-max-implicit-fields): Remove param documentation.
17535 (salias-max-array-elements): Likewise.
17536 * tree-pass.h (pass_create_structure_vars): Remove.
17537 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17538 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17539 * tree-ssa-alias.c (create_structure_vars): Remove.
17540 (gate_structure_vars): Likewise.
17541 (pass_create_structure_vars): Likewise.
17542 (gate_build_alias): Likewise.
17543 (pass_build_alias): Adjust to run always and dump the function.
17544 * common.opt (ftree-salias): Hide.
17545 * passes.c (init_optimization_passes): Remove
17546 pass_create_structure_vars, adjust comment.
17547 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
17548 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
17549 * opts.c (decode_options): Do not set flag_tree_salias.
17550 (common_handle_option): Add OPT_ftree_salias to the backward
17551 compatibility section.
17553 2008-05-08 Richard Guenther <rguenther@suse.de>
17555 * tree-flow-inline.h (var_can_have_subvars): Move ...
17556 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
17557 * tree-flow.h (var_can_have_subvars): Remove.
17558 (push_fields_onto_fieldstack): Remove.
17559 (sort_fieldstack): Likewise.
17560 (struct fieldoff): Move ...
17561 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
17562 alias_set and base_for_components fields.
17563 (sort_fieldstack): Make static.
17564 (push_fields_onto_fieldstack): Likewise. Remove code that
17565 handles anything but RECORD_TYPEs. Remove alias_set and
17566 base_for_components handling.
17567 (create_variable_info_for): Adjust.
17569 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
17571 * common.opt (Wframe-larger-than=): Shorten the help message
17573 * doc/invoke.texi (Wframe-larger-than=): Add more description.
17575 2008-05-08 Rafael Espíndola <espindola@google.com>
17577 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
17579 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
17580 trap and that both operands are gimple values.
17581 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
17582 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
17585 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17587 * read-rtl.c (join_c_conditions): Return the first string if the
17588 two strings are equal.
17590 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
17592 * gensupport.h (pred_data): Add a "num_codes" field.
17593 (add_predicate_code): Declare.
17594 * gensupport.c (add_predicate_code): New function.
17595 (std_pred_table): Add an "allows_const_p" field.
17596 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
17597 Remove the (incomplete) list of such codes from the codes field.
17598 (init_predicate_table): Use add_predicate_code. Add all
17599 RTX_CONST_OBJs if allows_const_p is true.
17600 * genrecog.c (process_define_predicate): Use add_predicate_code.
17602 2008-05-08 David Daney <ddaney@avtrex.com>
17603 Richard Sandiford <rsandifo@nildram.co.uk>
17605 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
17606 special case of constant zero operands.
17607 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
17608 old and new values. Special case constant zero values.
17609 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
17611 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
17612 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
17614 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
17617 * simplify-rtx.c (simplify_plus_minus): Create CONST of
17618 similar RTX_CONST_OBJ before CONST_INT.
17620 2008-05-08 Steve Ellcey <sje@cup.hp.com>
17622 * stmt.c (expand_stack_restore): Change sa mode if needed.
17624 2008-05-08 Richard Guenther <rguenther@suse.de>
17626 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
17627 return type to bool.
17628 (ix86_sol10_return_in_memory): Likewise.
17629 (ix86_i386elf_return_in_memory): Likewise.
17630 (ix86_i386interix_return_in_memory): Likewise.
17631 * config/i386/i386.c (ix86_return_in_memory): Likewise.
17632 (ix86_sol10_return_in_memory): Likewise.
17633 (ix86_i386elf_return_in_memory): Likewise.
17634 (ix86_i386interix_return_in_memory): Likewise.
17636 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17639 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
17641 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
17642 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
17645 2008-05-08 Richard Guenther <rguenther@suse.de>
17647 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
17648 * tree-data-ref.h (struct dr_alias): Remove subvars field.
17649 (DR_SUBVARS): Remove.
17650 * tree-dfa.c (dump_subvars_for): Remove.
17651 (debug_subvars_for): Likewise.
17652 (dump_variable): Do not dump subvars.
17653 (remove_referenced_var): Do not remove subvars.
17654 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
17655 (lookup_subvars_for_var): Remove.
17656 (get_subvars_for_var): Likewise.
17657 (get_subvars_at): Likewise.
17658 (get_first_overlapping_subvar): Likewise.
17659 (overlap_subvar): Likewise.
17660 * tree-flow.h (subvar_t): Remove.
17661 (struct var_ann_d): Remove subvars field.
17662 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
17663 argument. Remove special handling of SFTs.
17664 (compute_tag_properties): Likewise.
17665 (set_initial_properties): Likewise.
17666 (compute_call_clobbered): Likewise.
17667 (count_mem_refs): Likewise.
17668 (compute_memory_partitions): Likewise.
17669 (compute_flow_insensitive_aliasing): Likewise.
17670 (setup_pointers_and_addressables): Likewise.
17671 (new_type_alias): Likewise.
17672 (struct used_part): Remove.
17673 (used_portions): Likewise.
17674 (struct used_part_map): Likewise.
17675 (used_part_map_eq): Likewise.
17676 (used_part_map_hash): Likewise.
17677 (free_used_part_map): Likewise.
17678 (up_lookup): Likewise.
17679 (up_insert): Likewise.
17680 (get_or_create_used_part_for): Likewise.
17681 (create_sft): Likewise.
17682 (create_overlap_variables_for): Likewise.
17683 (find_used_portions): Likewise.
17684 (create_structure_vars): Likewise.
17685 * tree.def (STRUCT_FIELD_TAG): Remove.
17686 * tree.h (MTAG_P): Adjust.
17687 (struct tree_memory_tag): Remove base_for_components and
17688 unpartitionable flags.
17689 (struct tree_struct_field_tag): Remove.
17690 (SFT_PARENT_VAR): Likewise.
17691 (SFT_OFFSET): Likewise.
17692 (SFT_SIZE): Likewise.
17693 (SFT_NONADDRESSABLE_P): Likewise.
17694 (SFT_ALIAS_SET): Likewise.
17695 (SFT_UNPARTITIONABLE_P): Likewise.
17696 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
17697 (union tree_node): Remove sft field.
17698 * alias.c (get_alias_set): Remove special handling of SFTs.
17699 * print-tree.c (print_node): Remove handling of SFTs.
17700 * tree-dump.c (dequeue_and_dump): Likewise.
17701 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
17702 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
17703 * tree-predcom.c (set_alias_info): Do not set subvars.
17704 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
17705 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
17706 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
17707 (add_vars_for_offset): Remove.
17708 (add_virtual_operand): Remove special handling of SFTs.
17709 (add_call_clobber_ops): Likewise.
17710 (add_call_read_ops): Likewise.
17711 (get_asm_expr_operands): Likewise.
17712 (get_modify_stmt_operands): Likewise.
17713 (get_expr_operands): Likewise.
17714 (add_to_addressable_set): Likewise.
17715 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
17716 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
17717 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
17718 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
17719 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
17720 (tree_node_structure): Likewise.
17721 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
17723 (find_what_p_points_to): Likewise.
17725 2008-05-08 Sa Liu <saliu@de.ibm.com>
17727 * config/spu/spu.md: Fixed subti3 pattern.
17729 2008-05-08 Richard Guenther <rguenther@suse.de>
17731 PR middle-end/36154
17732 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
17733 sure to create a representative for trailing arrays for PTA.
17735 2008-05-08 Richard Guenther <rguenther@suse.de>
17737 PR middle-end/36172
17738 * fold-const.c (operand_equal_p): Two objects which types
17739 differ in pointerness are not equal.
17741 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
17743 * calls.c (compute_argument_block_size): Add argument tree fndecl.
17744 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
17745 (emit_library_call_value_1): Add new variable fndecl initialized by
17746 NULL_TREE. It should be the decl type of orgfun, but this information
17747 seems not to be available here, so it uses the default calling abi.
17748 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
17749 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
17750 by TARGET_RETURN_IN_MEMORY.
17751 * config/i386/i386-interix.h: Likewise.
17752 * config/i386/i386.h: Likewise.
17753 * config/i386/i386elf.h: Likewise.
17754 * config/i386/ptx4-i.h: Likewise.
17755 * config/i386/sol2-10.h: Likewise.
17756 * config/i386/sysv4.h: Likewise.
17757 * config/i386/vx-common.h: Likewise.
17758 * config/cris/cris.h: Removed #if 0 clause.
17759 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
17760 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
17762 (ix86_sol10_return_in_memory): Likewise.
17763 (ix86_i386elf_return_in_memory): New.
17764 (ix86_i386interix_return_in_memory): New.
17765 * config/mt/mt-protos.h (mt_return_in_memory): New.
17766 * config/mt/mt.c: Likewise.
17767 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17768 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
17769 * config/bfin/bfin.h: Likewise.
17770 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
17772 * config/bfin/bfin.c: Likewise.
17773 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
17774 * config/alpha/unicosmk.h: Likewise.
17775 * config/i386/cygming.h: Likewise.
17776 * config/iq2000/iq2000.h: Likewise.
17777 * config/mips/mips.h: Likewise.
17778 * config/mn10300/mn10300.h: Likewise.
17779 * config/rs6000/rs6000.h: Likewise.
17780 * config/score/score.h: Likewise.
17781 * config/spu/spu.h: Likewise.
17782 * config/v850/v850.h: Likewise.
17783 * defaults.h: Likewise.
17784 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
17785 * expr.c (emit_block_move): Adjust use of
17786 OUTGOING_REG_PARM_STACK_SPACE.
17787 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
17788 OUTGOING_REG_PARM_STACK_SPACE.
17789 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
17791 2008-05-08 Jakub Jelinek <jakub@redhat.com>
17793 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
17794 on OMP_RETURN for OMP_FOR.
17797 * dwarf2out.c (dw_expand_expr, common_check): Removed.
17798 (fortran_common): New function.
17799 (gen_variable_die): Call fortran_common instead of common_check,
17800 adjust for it returning tree instead of rtx. Formatting.
17802 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
17806 * see.c (see_copy_insn): Copy new pure const attributes for new call.
17807 * c-decl.c (merge_decls): Ditto.
17808 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
17809 to RTL_CONST_OR_PURE_CALL_P.
17810 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
17811 Initialized DECL_LOOPING_CONST_PURE.
17812 (process_call_operands): Set tree_side_effects properly.
17813 * tree.h (TREE_READONLY_DECL_P): Removed.
17814 (DECL_IS_PURE): Renamed to DECL_PURE_P.
17815 (DECL_LOOPING_OR_CONST_P): New macro.
17816 (struct tree_function_decl): Added looping_const_or_pure_p.
17817 (ECF_*) Renumbered.
17818 (ECF_LOOPING_OR_CONST_P): New macro.
17819 * rtlanal.c (pure_const_p): Removed.
17820 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
17821 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
17822 to RTL_CONST_CALL_P.
17823 * ipa-pure-const.c (pure_const_state_e): Added looping field.
17824 (check_decl, check_tree, check_call, scan_function): Initialize
17826 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
17827 (static_execute): Set looping true for recursive functions.
17828 Undo setting state to IPA_NEITHER for recursive functions.
17829 * cse.c (cse_insn):
17830 * ifcvt.c (noce_can_store_speculate_p): Changed
17831 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
17832 RTL_CONST_OR_PURE_CALL_P.
17833 * dse.c (scan_insn): Ditto.
17834 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
17835 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
17836 RTL_CONST_OR_PURE_CALL_P.
17837 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
17838 pure_call_p to RTL_CONST_CALL_P.
17839 * gimplify.c (gimplify_call_expr): Clear side effects for
17840 non-looping pure and constant calls.
17841 * calls.c (emit_call_1): Set rtl flags from ecf flags.
17842 (flags_from_decl_or_type): Set ecf flags from decl flags.
17843 (initialize_argument_information): Turn off
17844 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
17845 Change const to pure if callee_copies is true rather than just
17847 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
17848 way of marking pure calls.
17849 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
17850 Remove hack that was supposed to fix pr7335 and remove old
17851 way of marking pure calls.
17852 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
17853 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
17854 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
17855 RTL_CONST_OR_PURE_CALL_P.
17856 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
17857 * loop-invariant.c (find_exits, find_invariant_bb): Changed
17858 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
17859 * sched-deps.c (schedule_analyze): Ditto.
17860 * rtl.h (struct rtx_def): Use call field, unchanging field, and
17861 return_val field of calls to represent pure and const function info.
17862 (CONST_OR_PURE_CALL_P): Deleted macro.
17863 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
17864 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
17865 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
17867 * tree-optimize.c (execute_fixup_cfg): Added test for
17868 ECF_LOOPING_CONST_OR_PURE.
17869 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
17871 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
17872 effects for looping pure or const calls.
17873 (verify_gimple_expr): Added verification code.
17874 * config/alpha/alpha.c (alpha_legitimize_address,
17875 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
17877 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
17878 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
17879 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
17880 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
17881 RTL_CONST_OR_PURE_CALL_P.
17882 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
17883 and const calls to be deleted.
17885 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
17888 * config/i386/mmx.md (mmx_subv2sf3): New expander.
17889 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
17890 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
17891 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
17892 to handle nonimmediate operands.
17893 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
17894 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
17895 to handle nonimmediate operands.
17896 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
17897 (mmx_pmulhrwv4hi3): New expander. Use
17898 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17899 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
17900 (sse2_umulv1siv1di3): New expander. Use
17901 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17902 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
17903 (mmx_eq<mode>3): New expander. Use
17904 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17905 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
17906 (mmx_uavgv8qi3): New expander. Use
17907 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17908 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
17909 (mmx_uavgv4hi3): New expander. Use
17910 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17912 * config/i386/sse.md
17913 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
17914 to handle nonimmediate operands.
17915 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
17916 to handle nonimmediate operands.
17917 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
17918 to handle nonimmediate operands.
17919 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
17920 to handle nonimmediate operands.
17921 (sse2_unpckhpd_exp): New expander. Use
17922 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17923 (sse2_unpcklpd_exp): New expander. Use
17924 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17925 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
17926 to handle nonimmediate operands.
17927 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
17928 to handle nonimmediate operands.
17929 (*sse2_<plusminus_insn><mode>3): Rename from
17930 sse2_<plusminus_insn><mode>3 insn pattern.
17931 (sse2_<plusminus_insn><mode>3): New expander. Use
17932 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17933 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
17934 (sse2_umulv2siv2di3): New expander. Use
17935 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17936 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
17937 (sse4_1_mulv2siv2di3): New expander. Use
17938 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17939 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
17940 (sse2_pmaddwd): New expander. Use
17941 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17942 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
17943 (sse2_eq<mode>3): New expander. Use
17944 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17945 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
17946 (sse4_1_eqv2di3): New expander. Use
17947 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17948 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17949 (sse2_uavgv16qi3): New expander. Use
17950 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17951 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
17952 (sse2_uavgv16qi3): New expander. Use
17953 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17954 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
17955 (sse2_uavgv8hi3): New expander. Use
17956 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17957 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
17958 (ssse3_pmulhrswv8hi3): New expander. Use
17959 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17960 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
17961 (ssse3_pmulhrswv4hi3): New expander. Use
17962 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
17964 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
17965 (<sse>_vmmul<mode>3): Ditto.
17966 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
17968 (ssse3_pmaddubsw128): Use register_operand for operand 1.
17969 (ssse3_pmaddubsw): Ditto.
17971 * config/i386/i386.c (struct_builtin_description)
17972 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
17973 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
17974 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
17975 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
17976 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
17977 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
17978 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
17979 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
17980 (ix86_fixup_binary_operands): Assert that src1
17981 and src2 must have the same mode when swapped.
17982 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
17983 and ix86_binary_operator_ok. Do not force operands in registers
17986 2008-05-07 Jan Hubicka <jh@suse.cz>
17988 * cgraph.c (dump_cgraph_node): Update.
17989 * cgraph.h (cgraph_local_info): Break out inline summary.
17990 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
17992 * ipa-inline (inline_summary): New accestor function.
17993 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
17994 cgraph_decide_inlining, compute_inline_parameters): Update.
17995 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
17997 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
17999 Cleanup ColdFire scheduling support and add V4 pipeline model.
18001 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
18002 (define_attr cpu): Add cfv4 value.
18003 (define_attr type, define_attr type1): Merge into a single 'type'
18004 attribute. Update all uses.
18005 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
18006 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
18008 (define_attr opx_mem, define_attr opy_mem): Remove.
18009 (define_attr op_mem): Clean up, update comment.
18010 (define_attr size): Use specific values instead of general int.
18011 (define_attr guess, define_attr split): Remove. Update all uses.
18012 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
18013 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
18014 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
18015 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
18016 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
18017 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
18018 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
18019 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
18020 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
18021 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
18022 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
18023 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
18024 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
18025 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
18026 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
18027 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
18028 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
18029 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
18030 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
18031 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
18032 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
18033 Update or set attributes.
18034 (stack_tie): New fake instruction.
18036 * config/m68k/m68k.h (TUNE_CFV4): New macro.
18037 (m68k_sched_attr_size): Update declaration.
18038 (m68k_sched_attr_type2): Remove.
18039 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
18040 Declare new bypass predicates.
18042 * config/m68k/m68k.c (m68k_sched_issue_rate,
18043 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
18045 (TARGET_SCHED_ISSUE_RATE,
18046 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
18047 (override_options): Handle scheduling for ColdFire V4 core.
18048 (m68k_expand_prologue): Emit stack_tie.
18049 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
18050 'OP_TYPE_FPN'. Update all uses.
18051 (sched_guess_p): Remove.
18052 (sched_address_type): Handle symbolic addresses.
18053 (sched_get_operand): New static function.
18054 (sched_operand_type): Merge into sched_attr_op_type.
18055 (sched_attr_op_type): Handle FP registers, handle quick constants,
18057 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
18058 (m68k_sched_attr_size): Update. Move logic to ...
18059 (sched_get_attr_size_int): New static function.
18060 (sched_get_opxy_mem_type): New static function.
18061 (m68k_sched_attr_op_mem): Update.
18062 (m68k_sched_attr_type2): Remove.
18063 (sched_cfv4_bypass_data): New static variable.
18064 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
18065 (m68k_sched_issue_rate): Implement scheduler hook.
18066 (struct _sched_ib: enabled_p): New field.
18067 (m68k_sched_variable_issue): Update. Handle V4.
18068 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
18069 sched_dump_class_func_t, sched_dump_split_class,
18070 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
18071 sched_dump_dfa_class, m68k_sched_dump): Remove.
18072 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
18074 (m68k_sched_init_global): Remove statisctics dumping, introduce
18075 sanity check that all instructions have pipeline reservations. Handle
18077 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
18078 Handle ColdFire V4 core.
18079 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
18080 New static functions.
18081 (m68k_sched_address_bypass_p): New bypass predicate.
18082 (sched_get_indexed_address_scale): New static function.
18083 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
18085 * cf.md: Update comments.
18086 (define_attr type2): Remove. Use 'type' attribute instead.
18088 (cf_ib): Rename to cfv123_ib. Update all uses.
18089 (cf_oep): Rename to cfv123_oep. Update all uses.
18090 (cf_chr): Rename to cfv123_chr. Update all uses.
18091 (cf_mem): Rename to cfv123_mem. Update all uses.
18092 (cf_mac): Move to more appropriate place.
18093 (cfv123_guess): New automaton and cpu_unit.
18094 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
18095 Update uses of 'size' attribute. Handle before reload scheduling.
18096 (cfv123_guess): New dummy reservation for unhandled instructions.
18097 (cfv4_*): Pipeline description of ColdFire V4 core.
18098 (ignore): New reservation to handle 'ignore' type.
18100 2008-05-07 Ian Lance Taylor <iant@google.com>
18102 PR middle-end/36013
18103 * gimplify.c (find_single_pointer_decl_1): Don't look through
18105 (find_single_pointer_decl): Adjust comments.
18107 2008-05-07 Jakub Jelinek <jakub@redhat.com>
18109 PR middle-end/36137
18110 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
18111 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
18113 PR middle-end/36106
18114 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
18115 integral type rather than floating point, then VIEW_CONVERT_EXPR
18116 to the floating point type.
18118 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
18120 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
18121 TFmode op0 to register.
18123 2008-05-07 Alan Modra <amodra@bigpond.net.au>
18125 * c-decl.c (grokdeclarator): Comment typo.
18127 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
18129 * tree-flow.h: Remove prototype for computed_goto_p.
18130 * tree-cfg.c (computed_goto_p): Make static.
18132 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
18135 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
18136 (contains_aligned_value_p): This. Handle _Decimal128.
18137 (ix86_function_arg_boundary): Only align _Decimal128 to its
18138 natural boundary and handle it properly.
18140 2008-05-06 Martin Jambor <mjambor@suse.cz>
18142 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
18143 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
18144 (ipcp_method_set_orig_node): Removed.
18145 (ipcp_cval_get_cvalue_type): Removed.
18146 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
18147 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
18148 (ipcp_cval_set_cvalue_type): Removed.
18149 (ipcp_cval_get_cvalue): Removed.
18150 (ipcp_cval_set_cvalue): Removed.
18151 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
18152 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
18153 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
18154 (ipcp_cval_meet): Renamed to ipa_lattice_meet
18155 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
18156 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
18157 (ipcp_get_ith_lattice): Changed parameters.
18158 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
18159 (ipcp_lattice_from_jfunc): Changed parameters.
18160 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
18161 (ipcp_method_cval_print): Added temporary variable info.
18162 (ipcp_redirect): Removed already unused local variable caller.
18163 (ipcp_redirect): New temporary variable orig_callee_info
18164 (ipcp_redirect): Removed newly unused local variable callee.
18165 (ipcp_redirect): Removed (a bit confusing) local variable type.
18166 (ipcp_insert_stage): Added local variable info.
18167 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
18169 (ipcp_formal_create): Removed.
18170 (ipcp_method_cval_set): Removed.
18171 (ipcp_propagate_stage): Renamed lattice variables.
18172 (ipcp_method_cval_set_cvalue_type): Removed.
18173 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
18174 (ipcp_print_all_lattices): Changed printed strings to refer to
18175 lattices rather than cvals.
18176 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
18177 (ipcp_propagate_const): Changed formal parameters.
18178 (build_const_val): Changed formal parameters.
18179 (ipcp_insert_stage): Removed useless variable cvalue
18180 (build_const_val): Changed formal parameters.
18181 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
18182 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
18183 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
18184 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
18185 (ipcp_print_func_profile_counts): Changed string from "method" to
18187 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
18188 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
18189 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
18190 (ipcp_structures_print): Renamed to ipcp_print_all_structures
18191 (ipcp_profile_print): Renamed to ipcp_print_profile_data
18192 (ipcp_lat_is_const): Changed parameters and made inline.
18193 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
18194 (ipcp_redirect): Renamed to ipcp_need_redirect_p
18195 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
18196 the predicate condition directly
18197 (ipcp_propagate_stage): Added local variable args. Removed local
18198 variable callee. (Both are mere code simplifications.)
18199 (ipcp_method_dont_insert_const): Renamed to
18200 ipcp_node_not_modifiable_p.
18201 (ipcp_node_not_modifiable_p): Made inline.
18202 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
18203 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
18204 (ipcp_print_all_lattices): Removed variable cvalue
18205 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
18208 2008-05-06 Olivier Hainque <hainque@adacore.com>
18210 * tree-sra.c (try_instantiate_multiple_fields): Early return
18211 if field has POINTER_TYPE.
18213 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
18215 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
18216 by using 'q' specifier for instruction.
18217 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
18219 2008-05-06 Anatoly Sokolov <aesok@post.ru>
18221 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18222 Change mode of zero_extract from QImode to HImode.
18223 (sign bit tests peepholes): (Ditto.).
18225 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
18227 * config/i386/mmx.md: Remove double backslashes from asm templates.
18228 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
18229 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18230 to handle nonimmediate operands.
18231 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
18232 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
18233 to handle nonimmediate operands.
18234 (*mmx_<code>v2sf3_finite): New insn pattern.
18235 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
18236 (mmx_<code>v2sf3): New expander. Use
18237 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18238 (mmx_<plusminus_insn><mode>3): New expander. Use
18239 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18240 (*mmx_<plusminus_insn><mode>3): New insn pattern.
18241 (mmx_add<mode>3): Removed.
18242 (mmx_ssadd<mode>3): Ditto.
18243 (mmx_usadd<mode>3): Ditto.
18244 (mmx_sub<mode>3): Ditto.
18245 (mmx_sssub<mode>3): Ditto.
18246 (mmx_ussub<mode>3): Ditto.
18247 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
18248 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
18249 to handle nonimmediate operands.
18250 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
18252 (mmx_smulv4hi3_highpart): New expander. Use
18253 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18254 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
18256 (mmx_umulv4hi3_highpart): New expander. Use
18257 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18258 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
18259 (mmx_<code>v4hi3): New expander. Use
18260 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18261 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
18262 (mmx_<code>v8qi3): New expander. Use
18263 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18264 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
18265 (mmx_<code><mode>3): New expander. Use
18266 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
18268 2008-05-05 Jan Hubicka <jh@suse.cz>
18270 PR tree-optimization/36118
18271 * passes.c (pass_init_dump_file): Fix dump header.
18273 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
18275 PR middle-end/36141
18276 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
18277 VCE for function decls.
18279 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18281 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
18283 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
18285 * config/i386/i386.md (sat_plusminus): New.
18286 (plusminus_insn): Likewise.
18287 (plusminus_mnemonic): Likewise.
18289 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
18290 (*<addsub><mode>3_cc_overflow): Renamed to ...
18291 (*<plusminus_insn><mode>3_cc_overflow): This.
18292 (*<addsub>si3_zext_cc_overflow): Renamed to ...
18293 (*<plusminus_insn>si3_zext_cc_overflow): This.
18295 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
18296 (<plusminus_insn><mode>3): This.
18297 (*<addsub><mode>3): Renamed to ...
18298 (*<plusminus_insn><mode>3): This.
18299 (<sse>_vm<addsub><mode>3): Renamed to ...
18300 (<sse>_vm<plusminus_insn><mode>3): This.
18301 (sse3_h<addsub>v4sf3): Renamed to ...
18302 (sse3_h<plusminus_insn>v4sf3): This.
18303 (sse3_h<addsub>v2df3): Renamed to ...
18304 (sse3_h<plusminus_insn>v2df3): This.
18305 (<plusminus_insn><mode>3): New.
18306 (*<plusminus_insn><mode>3): Likewise.
18307 (sse2_<plusminus_insn><mode>3): Likewise.
18308 (add<mode>): Removed.
18309 (*add<mode>3): Likewise.
18310 (sse2_ssadd<mode>3): Likewise.
18311 (sse2_usadd<mode>3): Likewise.
18312 (sub<mode>3): Likewise.
18313 (*sub<mode>3): Likewise.
18314 (sse2_sssub<mode>3): Likewise.
18315 (sse2_ussub<mode>3): Likewise.
18317 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
18319 * gthr-single.h: Add in required interface elements as per gthr.h.
18320 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
18321 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
18322 Generalize UNUSED macro.
18323 (__gthread_once): Add.
18324 (__gthread_key_create): Add.
18325 (__gthread_key_delete): Add.
18326 (__gthread_getspecific): Add.
18327 (__gthread_setspecific): Add.
18329 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
18331 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
18332 the same size types for the indirect reference on the rhs, then
18335 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
18337 * config/i386/i386.md
18338 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
18339 one insn template instead of template series.
18340 (*xordi_1_rex64): Ditto.
18341 (*xordi_2_rex64): Ditto.
18343 2008-05-05 Ira Rosen <irar@il.ibm.com>
18345 PR tree-optimization/36119
18346 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
18349 2008-06-04 Jan Hubicka <jh@suse.cz>
18351 tree-optimization/36100
18352 * tree-pass.h (pass_O0_always_inline): Declare.
18353 * ipa-inline.c (inline_transform): Remove dead code.
18354 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
18355 pass_O0_always_inline): New.
18356 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
18358 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
18360 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
18361 mnemonic in this_param move for TARGET_64BIT.
18363 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
18365 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
18366 (*strmovsi_rex_1): Ditto.
18367 (*strsetsi_1): Ditto.
18368 (*strsetsi_rex_1): Ditto.
18370 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
18371 adddicc expanders using SWI mode iterator.
18373 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
18376 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
18379 2008-05-04 David S. Miller <davem@davemloft.net>
18381 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
18382 (sparc*-*-linux*): Use linux.h in tm_file.
18383 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
18384 compiler defaulting to 32-bit.
18385 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
18387 * config/sparc/linux.h: Remove definitions now obtained
18388 properly from linux.h
18389 * config/sparc/linux64.h: Likewise.
18390 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
18391 don't want this setting for 32-bit builds in a biarch compiler.
18392 * doc/install.texi: Add sparc-linux to list of targets
18393 supporting --enable-targets=all.
18395 2008-05-03 Andrew Pinski <pinskia@gmail.com>
18397 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
18399 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
18401 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
18402 after V4SI_FTYPE_V8HI.
18403 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
18404 case V4SI_FTYPE_V2DF.
18406 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
18408 * doc/invoke.texi (max-flow-memory-locations): Removed.
18409 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
18411 2008-05-03 Richard Guenther <rguenther@suse.de>
18413 PR middle-end/34973
18414 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
18416 2008-05-02 David S. Miller <davem@davemloft.net>
18418 * config.gcc (need_64bit_hwint): Document libcpp dependency.
18420 2008-05-02 Simon Baldwin <simonb@google.com>
18423 * c-common.h (warn_array_subscript_range): Removed.
18424 * c-common.c (warn_array_subscript_range): Ditto.
18425 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
18426 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
18428 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18430 * config/i386/i386.c (ix86_special_builtin_type): New.
18431 (bdesc_special_args): Likewise.
18432 (ix86_expand_special_args_builtin): Likewise.
18433 (ix86_init_mmx_sse_builtins): Updated.
18434 (ix86_expand_builtin): Updated.
18435 (ix86_expand_store_builtin): Removed.
18436 (ix86_expand_unop_builtin): Likewise.
18438 * config/i386/mm3dnow.h (__v2sf): Moved to ...
18439 * config/i386/mmintrin.h (__v2sf): Here.
18441 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
18443 (_mm_loadl_pi): Likewise.
18444 (_mm_storeh_pi): Replace __v2si with __v2sf.
18445 (_mm_storel_pi): Likewise.
18447 * doc/extend.texi: Correct __builtin_ia32_loadhps,
18448 __builtin_ia32_loadlps, __builtin_ia32_storehps,
18449 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
18450 __builtin_ia32_loadlpd.
18452 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
18454 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
18455 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
18456 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
18457 (ix86_init_mmx_sse_builtins): Updated.
18458 (ix86_expand_args_builtin): Likewise.
18459 (ix86_expand_builtin): Likewise.
18460 (ix86_expand_unop1_builtin): Renamed to ...
18461 (ix86_expand_unop_vec_merge_builtin): This.
18463 2008-05-01 Jan Hubicka <jh@suse.cz>
18466 * ipa-inline.c (inline_generate_summary): Make static.
18467 (inline_transform): Do not call inlining at -O0; make static.
18468 * passes.c (execute_todo): Add sanity check.
18469 (execute_one_ipa_transform_pass): Execute proper flags.
18471 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
18473 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
18474 (DECL_NONADDRESSABLE_P): Likewise.
18475 * alias.c (record_component_aliases): Fix comment.
18477 2008-05-01 Simon Baldwin <simonb@google.com>
18479 * c-common.h (warn_array_subscript_range): New function.
18480 * c-common.c (warn_array_subscript_range): Ditto.
18481 * tree-vrp.c (check_array_ref): Corrected code to agree with
18482 comment, ignoring only arrays of size 0 or size 1.
18483 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
18485 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18487 * config/i386/i386.c (ix86_builtin_type): Replace
18488 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
18489 (bdesc_args): Updated.
18490 (ix86_init_mmx_sse_builtins): Likewise.
18491 (ix86_expand_args_builtin): Likewise.
18493 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
18496 * doc/extend.texi: Correct __builtin_ia32_palignr.
18498 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18501 * config/i386/i386.c (bdesc_crc32): Removed.
18502 (ix86_expand_crc32): Likewise.
18503 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
18504 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
18505 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
18506 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
18507 UINT_FTYPE_UINT_UCHAR.
18508 (bdesc_args): Updated. Add crc32 builtins.
18509 (ix86_init_mmx_sse_builtins): Updated.
18510 (ix86_expand_args_builtin): Updated to support subreg.
18512 * doc/extend.texi: Correct __builtin_ia32_crc32di.
18514 2008-05-01 Jan Hubicka <jh@suse.cz>
18516 * tree-pass.h (opt_pass): Add IPA_PASS.
18517 (varpool_node, cgraph_node): Forward declare.
18518 (ipa_opt_pass): Define.
18519 (pass_ipa_inline): Turn into ipa_opt_pass.
18520 (pass_apply_inline): Remove.
18521 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
18522 (apply_inline): Turn into ....
18523 (inline_transform): ... this one.
18524 (inline_generate_summary): New function.
18525 (pass_apply_inline): Remove.
18526 * function.h (ipa_opt_pass): Forward declare structure; typedef;
18528 (struct function): Add ipa_transforms_to_apply.
18529 * passes.c (register_one_dump_file): Work on IPA_PASS.
18530 (init_optimization_passes): Remove pass_inline_parameters and
18532 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
18533 (execute_one_pass) ... here; apply transforms when possible.
18534 (add_ipa_transform_pass, execute_ipa_summary_asses,
18535 execute_one_ipa_transform_pass): New.
18536 (execute_ipa_pass_list): Update for IPA_PASS type.
18538 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18540 * config/i386/i386.c (ix86_builtin_type): Add
18541 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
18542 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
18543 (bdesc_args): Add SSE4a builtins.
18544 (ix86_init_mmx_sse_builtins): Updated.
18545 (ix86_expand_args_builtin): Likewise.
18546 (ix86_expand_builtin): Likewise.
18548 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
18550 * config/i386/i386.c (ix86_builtin_type): Add
18551 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
18552 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
18553 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
18554 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
18555 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
18556 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
18557 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
18558 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
18559 and DI_FTYPE_DI_DI_INT.
18560 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
18561 (ix86_init_mmx_sse_builtins): Updated.
18562 (ix86_expand_args_builtin): Likewise.
18563 (ix86_expand_builtin): Likewise.
18564 (ix86_expand_binop_imm_builtin): Removed.
18566 * doc/extend.texi: Correct __builtin_ia32_palignr128.
18568 2008-04-30 Richard Guenther <rguenther@suse.de>
18570 PR tree-optimization/32921
18571 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
18573 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
18575 * config/arm/arm.c (arm_unwind_emit): Use
18576 crtl->all_throwers_are_sibcalls instead of
18577 cfun->all_throwers_are_sibcalls.
18578 (arm_output_fn_unwind): Likewise.
18579 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
18580 instead of cfun->uses_pic_offset_table.
18581 (frv_expand_prologue): Likewise.
18582 (frv_frame_pointer_required): Likewise.
18583 (frv_expand_fdpic_call): Likewise.
18584 (frv_emit_movsi): Likewise.
18585 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
18586 cfun->returns_pcc_struct instead of
18587 current_function_returns_pcc_struct.
18588 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
18589 instead of cfun->calls_eh_return.
18590 (m32c_pushm_popm): Likewise.
18591 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
18592 "extern" declaration.
18594 2008-04-30 Richard Guenther <rguenther@suse.de>
18596 PR tree-optimization/21636
18597 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
18599 (evaluate_stmt): Print the likely value.
18600 (ccp_visit_stmt): Avoid excessive vertical spacing.
18602 2008-04-30 Rafael Espíndola <espindola@google.com>
18604 * builtins.c (fold_call_expr): Return realret.
18605 * tree-ssa-threadedge.c
18606 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
18607 __builtin_object_size.
18609 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
18611 * gcc.c (wrapper_string): New variable.
18612 (insert_wrapper): New function.
18613 (execute): New option -wrapper.
18614 * doc/invoke.texi (Overall Options): New driver option -wrapper.
18616 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
18618 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
18619 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
18620 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
18622 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
18623 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
18624 config/rs6000/e500crtres64gprctr.asm,
18625 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
18626 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
18627 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
18628 config/rs6000/e500crtsav64gprctr.asm,
18629 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
18630 config/rs6000/e500crtsavg64gprctr.asm: New files.
18631 * config/rs6000/t-ppccomm: Add build rules for new files.
18632 (LIB2FUNCS_STATIC_EXTRA): Add new files.
18633 * config/rs6000/t-netbsd: Add build rules for new files.
18634 (LIB2FUNCS_STATIC_EXTRA): New variable.
18635 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
18636 (CRTSAVRES_DEFAULT_SPEC): Likewise.
18637 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
18639 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
18641 * config/i386/i386.c (ix86_builtin_type): Add
18642 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
18643 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
18644 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
18645 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
18646 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
18647 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
18648 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
18649 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
18650 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
18651 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
18652 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
18653 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
18654 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
18655 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
18656 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
18657 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
18658 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
18659 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
18660 V1DI_FTYPE_V2SI_V2SI.
18661 (bdesc_2arg): Moved to ...
18662 (bdesc_args): Here.
18663 (ix86_init_mmx_sse_builtins): Updated.
18664 (ix86_expand_args_builtin): Updated. Take a pointer
18665 to const struct builtin_description. Handle comparison
18667 (ix86_expand_sse_compare): Take a new argument for swapping operands.
18668 (ix86_expand_builtin): Updated.
18670 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
18671 (ssse3_pmaddubsw128): This.
18672 (ssse3_pmaddubswv4hi3): Renamed to ...
18673 (ssse3_pmaddubsw): This.
18675 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
18676 (__builtin_ia32_packssdw128): Likewise.
18677 (__builtin_ia32_packuswb128): Likewise.
18678 (__builtin_ia32_pmaddubsw): Likewise.
18679 (__builtin_ia32_pmaddubsw128): Likewise.
18681 2008-04-30 Richard Guenther <rguenther@suse.de>
18683 PR tree-optimization/14847
18684 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
18685 (recognize_bits_test): Use it.
18686 (recognize_single_bit_test): Likewise.
18688 2008-04-30 Martin Jambor <mjambor@suse.cz>
18690 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
18691 instead of setting number of formal parameters to zero.
18692 (ipcp_init_stage): Do not set the number of actual parameters to zero
18694 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
18695 which are called with variable number of arguments.
18696 (ipcp_insert_stage): Explicitely skipping all nodes which are
18697 called with variable number of arguments.
18698 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
18699 number of parameters.
18701 * ipa-prop.h (struct ipa_node_params): Added flag
18702 called_with_var_arguments
18703 (ipa_set_param_count): Added. Changed sole setter to use it.
18704 (ipa_get_param_count): Added. All readers of param_count
18705 converted to use it instead.
18706 (ipa_set_called_with_variable_arg): Added.
18707 (ipa_is_called_with_var_arguments): Added.
18708 (ipa_get_ith_param): Added. All readers of param_decls converted
18710 (ipa_set_cs_argument_count): Added, sole writer to argument_count
18712 (ipa_get_cs_argument_count): Added, all readers of argument_count
18714 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
18717 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
18718 (struct ipcp_lattice): Renamed cval_type to type
18719 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
18721 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
18722 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
18723 (ipcp_insert_stage): Changed the type of variable cvalue to tree
18724 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
18725 (build_const_val): Changed the type of parameter cvalue to tree
18726 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
18727 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
18729 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
18732 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
18733 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
18734 (ipa_add_method): Renamed to ipa_push_func_to_list
18735 (ipa_remove_method): Renamed to ipa_pop_func_from_list
18736 (ipa_callsite_param_count): Removed.
18737 (ipa_callsite_param_count_set): Removed.
18738 (ipa_callsite_param): Removed.
18739 (ipa_callsite_callee): Removed.
18740 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
18741 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
18742 (ipa_method_formal_count): Removed.
18743 (ipa_method_formal_count_set): Removed.
18744 (ipa_method_get_tree): Removed.
18745 (ipa_method_tree_map_create): Removed.
18746 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
18747 (ipa_create_param_decls_array): Creates the array itself
18748 (ipa_create_param_decls_array): Temporary variable info instead of
18749 a few dereferences.
18750 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
18751 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
18752 (get_type): Removed.
18753 (ipa_jf_get_info_type): Removed.
18754 (ipa_node_create): Renamed to ipa_create_node_params
18755 (ipa_free): Renamed to ipa_free_all_node_params
18756 (ipa_nodes_create): Renamed to ipa_create_all_node_params
18757 (ipa_edges_create): Renamed to ipa_create_all_edge_args
18758 (ipa_edges_free): Renamed to ipa_free_all_edge_args
18759 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
18760 (ipa_free_all_node_params): Deallocation to jump_functions moved to
18761 ipa_free_all_edge_args
18762 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
18763 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
18764 (ipa_create_methodlist_node): Removed.
18765 (ipa_methodlist_method): Removed.
18766 (ipa_methodlist_method_set): Removed.
18767 (ipa_methodlist_next_method): Removed.
18768 (ipa_methodlist_next_method_set): Removed.
18769 (ipa_method_is_modified): Removed.
18770 (ipa_method_modify_create): Removed.
18771 (ipa_method_modify_init): Temporary variable info instead of a few
18773 (ipa_detect_param_modifications): Temporary variable info instead of
18774 a few dereferences.
18775 (ipa_compute_jump_functions): Temporary variable info instead of
18776 a few dereferences.
18777 (ipa_method_modify_set): Removed.
18778 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
18779 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
18780 than craph_node as the first parameter.
18781 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
18782 (ipa_method_modify_init): Removed.
18783 (ipa_compute_jump_functions): Added a temp variable instead of
18784 repeatadly dereferencing the cgraph_edge.aux pointer
18785 (ipa_callsite_param_set_type): Removed.
18786 (ipa_compute_jump_functions): i renamed to index and moved to
18788 (ipa_callsite_param_set_info_type_formal): Removed.
18789 (ipa_callsite_param_set_info_type): Removed.
18790 (ipa_callsite_param_map_create): Removed.
18791 (ipa_callsite_tree): Removed.
18792 (ipa_callsite_caller): Removed.
18793 (ipa_pop_func_from_list): return_method removed to return_func
18795 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
18796 prefixed all values with IPA_. Changed all users.
18797 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
18798 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
18799 and FORMAL_IPATYPE IPA_PASS_THROUGH.
18800 (union parameter_info): Renamed to jump_func_value.
18801 (union jump_func_value): Renamed value to constant
18802 (struct ipa_jump_func): Renamed info_type to value
18803 (struct ipa_node): Renamed to ipa_node_params
18804 (struct ipa_node_params): Renamed ipa_arg_num to param_count
18805 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
18806 (struct ipa_node_params): Renamed ipa_mod to modified_flags
18807 (struct ipa_edge): Renamed to ipa_edge_args
18808 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
18809 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
18810 (struct ipa_methodlist): Renamed to ipa_func_list
18811 (struct ipa_func_list): method_p renamed to node, next_method
18813 (ipa_methodlist_p): Removed, switched all users to struct pointer
18814 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
18816 2008-04-30 Alan Modra <amodra@bigpond.net.au>
18818 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
18819 (rs6000_emit_epilogue): Use backchain to restore only when we
18820 have a large frame. Make use of frame pointer to restore if we
18821 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
18823 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
18825 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
18826 Add mode to zero_extract.
18827 (sign bit tests peepholes): (Ditto.).
18829 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
18831 * config/i386/i386.c (ix86_builtins): Replace Prescott New
18832 Instructions in comments with SSE3.
18833 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
18834 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
18835 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
18836 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
18837 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
18838 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
18839 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
18840 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
18841 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
18842 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
18843 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
18844 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
18845 (bdesc_sse_args): Renamed to ...
18846 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
18847 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
18848 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
18849 IX86_BUILTIN_FABSQ.
18850 (bdesc_1arg): Moved to ...
18851 (bdesc_args): Here.
18852 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
18853 Instructions in comments with SSE3.
18854 (ix86_expand_sse_operands_builtin): Renamed to ...
18855 (ix86_expand_args_builtin): This. Updated.
18856 (ix86_expand_unop1_builtin): Update comments.
18857 (ix86_expand_builtin): Updated.
18859 2008-04-29 Richard Guenther <rguenther@suse.de>
18861 PR tree-optimization/36078
18862 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
18863 Update virtual SSA form after cleaning up the CFG.
18865 2008-04-29 Richard Guenther <rguenther@suse.de>
18867 PR middle-end/15255
18868 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
18870 2008-04-29 Richard Guenther <rguenther@suse.de>
18872 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
18873 (compute_may_aliases): Do not call finalize_ref_all_pointers.
18874 (compute_flow_insensitive_aliasing): Do not treat
18875 PTR_IS_REF_ALL pointers special.
18876 (get_smt_for): Likewise.
18877 (may_alias_p): Re-structure.
18878 (is_escape_site): A ref-all pointer conversion is not an escape site.
18879 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
18880 PTR_IS_REF_ALL pointers special.
18881 * tree-ssa-structalias.h (struct alias_info): Remove
18882 ref_all_symbol_mem_tag field.
18883 (PTR_IS_REF_ALL): Remove.
18885 2008-04-29 Richard Guenther <rguenther@suse.de>
18887 PR middle-end/36077
18888 * fold-const.c (extract_muldiv_1): In combining division constants
18889 make sure to never overflow.
18891 2008-04-29 Nick Clifton <nickc@redhat.com>
18893 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
18895 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18898 * optc-gen.awk: Work around HP-UX/IA awk bug.
18900 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
18902 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
18905 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18908 * config/i386/i386.md
18909 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
18910 Change operand 1 predicate to nonimmediate_operand.
18912 2008-04-28 Jakub Jelinek <jakub@redhat.com>
18915 * dwarf2out.c (struct die_struct): Mark as chain_circular through
18917 * gengtype.c (walk_type, write_func_for_structure): Handle
18919 * doc/gty.texi: Document chain_circular.
18921 2008-04-28 Richard Guenther <rguenther@suse.de>
18923 PR tree-optimization/36066
18924 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
18927 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
18930 * config/i386/i386.md
18931 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
18932 Use match_scratch instead of match_operand for operands 3 and 4.
18934 2008-04-27 Richard Guenther <rguenther@suse.de>
18936 PR tree-optimization/18754
18937 PR tree-optimization/34223
18938 * tree-pass.h (pass_complete_unrolli): Declare.
18939 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
18940 loop size before and after unconditionally of UL_NO_GROWTH in effect.
18941 Rewrite loop into loop closed SSA form if it is not already.
18942 (tree_unroll_loops_completely): Re-structure to iterate over
18943 innermost loops with intermediate CFG cleanups.
18944 Unroll outermost loops only if requested or the code does not grow
18946 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
18947 loops are available.
18948 (tree_vectorize): Instead do so here.
18949 (tree_complete_unroll): Also unroll outermost loops.
18950 (tree_complete_unroll_inner): New function.
18951 (gate_tree_complete_unroll_inner): Likewise.
18952 (pass_complete_unrolli): New pass.
18953 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
18954 uses outside of the loop.
18955 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
18956 form if it is available.
18957 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
18958 * passes.c (init_optimization_passes): Schedule complete inner
18959 loop unrolling pass before the first CCP pass after final inlining.
18961 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
18963 * targhooks.h (default_emutls_var_fields,
18964 default_emutls_var_init): Declare.
18965 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
18966 * target.h (struct gcc_target): Add struct emutls member.
18967 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
18968 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
18969 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
18970 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
18971 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
18972 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
18973 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
18974 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
18975 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
18976 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
18977 emit debug information.
18978 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
18979 * varasm.c: Include targhooks.h.
18980 (emutls_object_section, emutls_tmpl_section): New.
18981 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
18982 (EMUTLS_SEPARATOR): New.
18983 (prefix_name): New.
18984 (get_emutls_object_name): New.
18985 (default_emutls_var_fields): New, broken out of ...
18986 (get_emutls_object_type): ... here. Adjust to use target hooks.
18987 (get_emutls_init_templ_addr): Adjust to use target hooks.
18988 (emutls_decl): Adjust to use target hooks.
18989 (emutls_finish): Likewise.
18990 (default_emutls_var_init): New, broken out of ...
18991 (assemble_variable): ... here. Adjust to use target hooks.
18992 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
18993 SECCAT_EMUTLS_TMPL.
18994 * c-common.c (handle_section_attribute): Prevent overriding
18995 sections for emulated tls with special sections.
18996 * config/i386/i386.c (x86_64_elf_select_section): Add
18997 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
18998 (x86_64_elf_unique_section): Likewise.
18999 * config/vxworks.c: Include tree.h.
19000 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
19001 (vxworks_override_options): Set TLS scheme.
19002 * doc/tm.texi (Emulated TLS): New node.
19004 2008-04-26 Simon Baldwin <simonb@google.com>
19007 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
19008 with propagated string constants.
19010 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
19012 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
19013 constraint for operand 2 when operand 0 is memory operand.
19014 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
19015 operand 0 is memory operand.
19016 (fix_trunc<mode>_i387_with_temp): Ditto.
19017 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
19018 operand 2 when operand 1 is memory operand.
19019 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
19020 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
19021 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
19022 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
19023 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
19024 operands 2,3 and 4 when operand 1 is memory operand.
19025 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
19027 (fistdi2_floor_with_temp): Ditto.
19028 (fist<mode>2_floor_with_temp): Ditto.
19029 (fistdi2_ceil_with_temp): Ditto.
19030 (fist<mode>2_ceil_with_temp): Ditto.
19031 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
19033 2008-04-26 David Daney <ddaney@avtrex.com>
19035 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
19037 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
19038 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
19039 UNSPEC_UPDATE_GOT_VERSION): Renumber.
19040 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
19041 (compare_and_swap_12): New insn.
19042 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
19043 * config/mips/mips.c (mips_force_binary): New function.
19044 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
19045 (mips_expand_compare_and_swap_12): New function.
19046 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
19048 2008-04-25 Jan Hubicka <jh@suse.cz>
19051 * cfgexpand.c (pass_expand): Turn into RTL pass.
19052 * passes.c (execute_one_pass): Do pass typechecking after execution.
19053 * tree-pass.h (pass_expand): Turn into RTL pass.
19055 * function.h (struct rtl_data): Move here fields
19056 accesses_prior_frames, calls_eh_return, saves_all_registers,
19057 has_nonlocal_goto, has_asm_statement, is_thunk,
19058 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
19059 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
19060 arg_pointer_save_area_init from struct function; turn into bool.
19061 (struct function): Move
19062 calls_eh_return, saves_all_registers, has_nonlocal_goto,
19063 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
19064 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
19065 tail_call_emit, arg_pointer_save_area_init
19066 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
19067 (current_function_returns_struct, current_function_returns_pcc_struct,
19068 current_function_calls_setjmp, current_function_calls_alloca,
19069 current_function_accesses_prior_frames,
19070 current_function_calls_eh_return, current_function_is_thunk,
19071 current_function_stdarg, current_function_profile,
19072 current_function_limit_stack, current_function_uses_pic_offset_table,
19073 current_function_uses_const_pool, current_function_has_nonlocal_label,
19074 current_function_saves_all_registers,
19075 current_function_has_nonlocal_goto,
19076 current_function_has_asm_statement): Remove accesor macros.
19077 * ra-conflict.c (global_conflicts): Update.
19078 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
19079 (suitable_for_tail_call_opt_p): Update.
19080 * builtins.c (expand_builtin_return_addr): Update.
19081 (expand_builtin_setjmp_setup): Update.
19082 (expand_builtin_nonlocal_goto): Update.
19083 * final.c (final_start_function): Update.
19084 (profile_function): Update.
19085 (leaf_function_p): Update.
19086 (only_leaf_regs_used): Update.
19087 * df-scan.c (df_get_exit_block_use_set): Update.
19088 * dojump.c (clear_pending_stack_adjust): Update.
19089 * tree-stdarg.c (gate_optimize_stdarg): Update.
19090 * gimple-low.c (lower_function_body): Update.
19091 * global.c (compute_regsets): Update.
19092 (global_alloc): Update.
19093 * dwarf2out.c (dwarf2out_begin_prologue): Update.
19094 * expr.c (expand_assignment): Update.
19095 * dse.c (dse_step0): Update.
19096 (dse_step1): Update.
19097 * c-decl.c (store_parm_decls): Update.
19098 * local-alloc.c (combine_regs): Update.
19099 (find_free_reg): Update.
19100 * function.c (assign_parms_augmented_arg_list): Update.
19101 (assign_parm_find_data_types): Update.
19102 (assign_parms): Update.
19103 (allocate_struct_function): Update.
19104 (expand_function_start): Update.
19105 (expand_function_end): Update.
19106 (get_arg_pointer_save_area): Update.
19107 (thread_prologue_and_epilogue_insns): Update.
19108 (rest_of_match_asm_constraints): Update.
19109 * stor-layout.c (variable_size): Update.
19110 * gcse.c (gcse_main): Update.
19111 (bypass_jumps): Update.
19112 * gimplify.c (gimplify_function_tree): Update.
19113 * calls.c (emit_call_1): Update.
19114 (expand_call): Update.
19115 * bt-load.c (compute_defs_uses_and_gen): Update.
19116 * except.c (sjlj_assign_call_site_values): Update.
19117 (sjlj_emit_function_enter): Update.
19118 (can_throw_external): Update.
19119 (set_nothrow_function_flags): Update.
19120 (expand_builtin_unwind_init): Update.
19121 (expand_eh_return): Update.
19122 (convert_to_eh_region_ranges): Update.
19123 (output_function_exception_table): Update.
19124 * emit-rtl.c (gen_tmp_stack_mem): Update.
19125 * cfgexpand.c (expand_used_vars): Update.
19126 (tree_expand_cfg): Update.
19127 * cfgcleanup.c (rest_of_handle_jump): Update.
19128 * explow.c (allocate_dynamic_stack_space): Update.
19129 * varasm.c (assemble_start_function): Update.
19130 (force_const_mem): Update.
19131 (mark_constant_pool): Update.
19132 * tree-optimize.c (tree_rest_of_compilation): Update.
19133 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
19134 * tree-cfg.c (notice_special_calls): Update.
19135 (is_ctrl_altering_stmt): Update.
19136 (tree_can_make_abnormal_goto): Update.
19137 (tree_purge_dead_abnormal_call_edges): Update.
19138 * config/alpha/predicates.md: Update.
19139 * config/alpha/alpha.c (alpha_sa_mask): Update.
19140 (alpha_sa_size): Update.
19141 (alpha_does_function_need_gp): Update.
19142 (alpha_expand_prologue): Update.
19143 (alpha_start_function): Update.
19144 (alpha_output_function_end_prologue): Update.
19145 (alpha_expand_epilogue): Update.
19146 * config/frv/frv.c (frv_stack_info): Update.
19147 (frv_expand_epilogue): Update.
19148 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
19149 (s390_register_info): Update.
19150 (s390_frame_info): Update.
19151 (s390_init_frame_layout): Update.
19152 (s390_can_eliminate): Update.
19153 (save_gprs): Update.
19154 * config/spu/spu.c (spu_split_immediate): Update.
19155 (need_to_save_reg): Update.
19156 (spu_expand_prologue): Update.
19157 (spu_expand_epilogue): Update.
19158 * config/sparc/sparc.md: Update.
19159 * config/sparc/sparc.c (eligible_for_return_delay): Update.
19160 (sparc_tls_got): Update.
19161 (legitimize_pic_address): Update.
19162 (sparc_emit_call_insn): Update.
19163 (sparc_expand_prologue): Update.
19164 (output_return): Update.
19165 (print_operand): Update.
19166 (sparc_function_ok_for_sibcall): Update.
19167 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
19168 * config/m32r/m32r.md: Update.
19169 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
19170 (m32r_compute_frame_size): Update.
19171 (m32r_expand_prologue): Update.
19172 (m32r_expand_epilogue): Update.
19173 (m32r_legitimize_pic_address): Update.
19174 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
19175 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19176 * config/i386/i386.c (ix86_frame_pointer_required): Update.
19177 (gen_push): Update.
19178 (ix86_save_reg): Update.
19179 (ix86_compute_frame_layout): Update.
19180 (ix86_expand_prologue): Update.
19181 (ix86_expand_epilogue): Update.
19182 * config/sh/sh.c (output_stack_adjust): Update.
19183 (calc_live_regs): Update.
19184 (sh5_schedule_saves): Update.
19185 (sh_expand_prologue): Update.
19186 (sh_expand_epilogue): Update.
19187 (sh_setup_incoming_varargs): Update.
19188 (sh_allocate_initial_value): Update.
19189 (sh_get_pr_initial_val): Update.
19190 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
19191 * config/sh/sh.md (label:): Update.
19192 * config/avr/avr.c (out_movhi_mr_r): Update.
19193 * config/crx/crx.h (enum): Update.
19194 * config/xtensa/xtensa.h (along): Update.
19195 * config/stormy16/stormy16.c Update.
19196 (xstormy16_compute_stack_layout): Update.
19197 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
19198 (fr30_expand_prologue): Update.
19199 * config/cris/cris.c (cris_conditional_register_usage): Update.
19200 (cris_reg_saved_in_regsave_area): Update.
19201 (cris_initial_frame_pointer_offset): Update.
19202 (cris_simple_epilogue): Update.
19203 (cris_expand_prologue): Update.
19204 (cris_expand_epilogue): Update.
19205 (cris_expand_pic_call_address): Update.
19206 (cris_asm_output_symbol_ref): Update.
19207 (cris_asm_output_label_ref): Update.
19208 * config/cris/cris.md Update.
19209 * config/iq2000/iq2000.c (compute_frame_size): Update.
19210 (iq2000_expand_epilogue): Update.
19211 * config/mt/mt.h (save_direction): Update.
19212 * config/mn10300/mn10300.c (mn10300_function_value): Update.
19213 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
19214 (ia64_secondary_reload_class): Update.
19215 * config/m68k/m68k.c (m68k_save_reg): Update.
19216 (m68k_expand_prologue): Update.
19217 (m68k_expand_epilogue): Update.
19218 (legitimize_pic_address): Update.
19219 * config/rs6000/rs6000.c (rs6000_got_register): Update.
19220 (first_reg_to_save): Update.
19221 (first_altivec_reg_to_save): Update.
19222 (compute_vrsave_mask): Update.
19223 (compute_save_world_info): Update.
19224 (rs6000_stack_info): Update.
19225 (spe_func_has_64bit_regs_p): Update.
19226 (rs6000_ra_ever_killed): Update.
19227 (rs6000_emit_eh_reg_restore): Update.
19228 (rs6000_emit_allocate_stack): Update.
19229 (rs6000_emit_prologue): Update.
19230 (rs6000_emit_epilogue): Update.
19231 (rs6000_output_function_epilogue): Update.
19232 (output_profile_hook): Update.
19233 (rs6000_elf_declare_function_name): Update.
19234 * config/rs6000/rs6000.h (rs6000_args): Update.
19235 * config/rs6000/rs6000.md: Update.
19236 * config/mcore/mcore.c (mcore_expand_prolog): Update.
19237 * config/arc/arc.c (arc_output_function_epilogue): Update.
19238 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
19239 * config/darwin.c (machopic_function_base_name): Update.
19240 * config/score/score3.c (score3_compute_frame_size): Update.
19243 (score3_epilogue): Update.
19244 * config/score/score7.c (score7_compute_frame_size): Update.
19245 (score7_prologue): Update.
19246 (score7_epilogue): Update.
19247 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
19248 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
19249 * config/arm/arm.c (use_return_insn): Update.
19250 (require_pic_register): Update.
19251 (arm_load_pic_register): Update.
19252 (arm_compute_save_reg0_reg12_mask): Update.
19253 (arm_compute_save_reg_mask): Update.
19254 (thumb1_compute_save_reg_mask): Update.
19255 (output_return_instruction): Update.
19256 (arm_output_function_prologue): Update.
19257 (arm_output_epilogue): Update.
19258 (arm_get_frame_offsets): Update.
19259 (arm_expand_prologue): Update.
19260 (thumb_pushpop): Update.
19261 (thumb_exit): Update.
19262 (thumb1_expand_prologue): Update.
19263 (thumb1_expand_epilogue): Update.
19264 (arm_unwind_emit): Update.
19265 (arm_output_fn_unwind): Update.
19266 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
19267 * config/arm/arm.md: Update.
19268 * config/pa/pa.md: Update.
19269 * config/pa/pa.c (legitimize_pic_address): Update.
19270 (compute_frame_size): Update.
19271 (hppa_expand_prologue): Update.
19272 (hppa_expand_epilogue): Update.
19273 (borx_reg_operand): Update.
19274 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
19275 (HARD_REGNO_RENAME_OK): Update.
19276 * config/mips/mips.c (mips_global_pointer): Update.
19277 (mips_save_reg_p): Update.
19278 (mips_compute_frame_info): Update.
19279 (mips_frame_pointer_required): Update.
19280 (mips_expand_prologue): Update.
19281 (mips_expand_epilogue): Update.
19282 (mips_can_use_return_insn): Update.
19283 (mips_reorg_process_insns): Update.
19284 * config/v850/v850.c (compute_register_save_size): Update.
19285 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
19286 * config/mmix/mmix.c (along): Update.
19287 (mmix_expand_epilogue): Update.
19288 * config/bfin/bfin.c (legitimize_pic_address): Update.
19289 (must_save_p): Update.
19290 (stack_frame_needed_p): Update.
19291 (add_to_reg): Update.
19292 (bfin_expand_prologue): Update.
19293 * stmt.c (expand_asm_operands): Update.
19294 * reload1.c (reload): Update.
19295 (init_elim_table): Update.
19297 2008-04-25 Bob Wilson <bob.wilson@acm.org>
19299 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
19301 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
19303 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
19304 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
19305 (mov<mode>): Removed.
19306 (*movv4sf_internal): Likewise.
19307 (*movv2df_internal): Likewise.
19309 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
19311 * config.gcc (crx-*-elf): Remove deprecation.
19313 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
19315 * config/i386/cygming-crtend.c (register_frame_ctor): Register
19316 __gcc_deregister_frame with atexit.
19317 (deregister_frame_dtor): Remove.
19319 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
19320 Nathan Sidwell <nathan@codesourcery.com>
19322 * config/rs6000/rs6000.opt (mspe): Remove Var property.
19324 * config/rs6000/rs6000.h (rs6000_spe): Declare.
19325 (rs6000_isel): Likewise.
19326 * config/rs6000/rs6000.c (rs6000_spe): New variable.
19327 (rs6000_isel): New variable.
19328 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
19330 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19333 * c-common.c (handle_vector_size_attribute): Call
19334 lang_hooks.types.reconstruct_complex_type instead of
19335 reconstruct_complex_type.
19336 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
19337 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
19338 * langhooks.h (struct lang_hooks_for_types): Add
19339 reconstruct_complex_type hook.
19340 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
19341 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
19343 2008-04-24 Richard Guenther <rguenther@suse.de>
19345 * c-common.h (check_builtin_function_arguments): Declare.
19346 * c-common.c (validate_nargs): New function.
19347 (check_builtin_function_arguments): Likewise.
19348 * c-typeck.c (build_function_call): Call
19349 check_builtin_function_arguments.
19350 * builtins.c (fold_builtin_classify): Remove error reporting code.
19351 (fold_builtin_unordered_cmp): Likewise.
19352 (fold_builtin_1): Likewise.
19353 (fold_builtin_n): Likewise.
19355 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19357 PR tree-optimization/36008
19358 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
19359 the original op1, rather than delta by step.
19361 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
19362 Sebastian Pop <sebastian.pop@amd.com>
19364 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
19365 eliminate_local_variables_stmt, eliminate_local_variables,
19366 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
19367 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
19368 of code delimited by two edges in the CFG.
19369 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
19370 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
19371 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
19372 the case of parallelisation of reductions.
19373 (expr_invariant_in_region_p): New.
19375 * tree-flow.h (gather_blocks_in_sese_region): Declared.
19376 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
19378 2008-04-24 Ira Rosen <irar@il.ibm.com>
19379 Richard Guenther <rguenther@suse.de>
19381 PR tree-optimization/36034
19382 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
19383 incapable of dealing with loads with gaps.
19385 2008-04-24 Rafael Espíndola <espindola@google.com>
19387 * tree-flow.h (vrp_evaluate_conditional): Change signature.
19388 * tree-ssa-propagate.c (fold_predicate_in): Update call to
19389 vrp_evaluate_conditional.
19390 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
19391 (vrp_evaluate_conditional): Split the cond argument.
19392 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
19393 (simplify_stmt_for_jump_threading): Update call to
19394 vrp_evaluate_conditional.
19396 2008-04-24 Ira Rosen <irar@il.ibm.com>
19398 PR tree-optimization/35982
19399 * tree-vect-analyze.c (vect_check_interleaving): Check that the
19400 interleaved data-refs are of the same type.
19402 2008-04-24 Danny Smith <dannysmith@users.net>
19404 * c-format.c (check_format_info_main): Use strncmp rather than a
19405 magic prefix to handle multichar length specs.
19406 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
19407 Don't prefix "I64" and "I32" with '\0'.
19409 2008-04-24 Jakub Jelinek <jakub@redhat.com>
19412 * config/i386/i386.c (init_cumulative_args): Don't pass anything
19413 in registers for -m32 only if stdarg_p (fntype).
19415 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
19417 PR rtl-optimization/36006
19418 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
19419 temp to op0 in order to avoid invalid rtx sharing.
19421 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
19423 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
19424 check TREE_INVARIANT.
19425 * tree-gimple.c (is_gimple_address): New.
19426 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
19427 * tree-gimple.h (is_gimple_address): New.
19428 * tree.h (decl_address_invariant_p): New.
19429 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
19430 (build_string): Likewise.
19431 (decl_address_invariant_p): New, from is_gimple_invariant_address.
19432 (tree_invariant_p_1): Likewise.
19433 (save_expr): Use it.
19434 (tree_invariant_p): New.
19435 (skip_simple_arithmetic): Use it.
19436 (stabilize_reference_1): Use it.
19437 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
19439 (build1_stat): Drop code to compute TREE_INVARIANT.
19440 (build2_stat): Drop code to compute TREE_INVARIANT.
19441 (build3_stat): Drop code to compute TREE_INVARIANT.
19442 (build4_stat): Drop code to compute TREE_INVARIANT.
19443 (build5_stat): Drop code to compute TREE_INVARIANT.
19444 (build7_stat): Drop code to compute TREE_INVARIANT.
19445 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
19446 * tree.h (struct tree_base): Remove invariant_flag.
19447 (TREE_INVARIANT): Remove.
19448 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
19449 (fold_builtin_expect): Check TREE_CONSTANT.
19450 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
19451 * c-tree.h (c_expr_to_decl): Drop third parameter.
19452 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
19453 (build_c_cast): Don't set TREE_INVARIANT.
19454 (pop_init_level): Don't set TREE_INVARIANT.
19455 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
19456 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
19458 (gimplify_init_constructor): Don't set TREE_INVARIANT.
19459 (gimplify_addr_expr): Adjust comment.
19460 * tree-mudflap.c (mf_build_string):
19461 * print-tree.c (print_node): Don't print TREE_INVARIANT.
19462 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
19463 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
19464 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
19465 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
19466 * langhooks.h (struct lang_hooks): Drop third parameter from
19469 2008-04-23 Richard Guenther <rguenther@suse.de>
19471 PR tree-optimization/27799
19472 PR tree-optimization/32921
19473 PR tree-optimization/32624
19474 * tree-ssa-structalias.c (merge_smts_into): Only merge the
19475 SMTs aliases and the tag itself into the solution.
19476 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
19477 merge the points-to solution back into the SMT aliases.
19478 (may_alias_p): Use alias_set_subset_of instead of
19479 aliases_conflict_p. A pointer which points to
19480 memory with alias set zero may access any variable.
19482 2008-04-23 Richard Guenther <rguenther@suse.de>
19484 * alias.c (alias_set_subset_of): Correctly handle asking
19485 if zero is a subset of an alias set with zero child.
19486 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
19487 (compute_flow_insensitive_aliasing): Correctly walk all
19488 pointers. Do not unnecessarily union sets.
19490 2008-04-23 Richard Guenther <rguenther@suse.de>
19492 PR middle-end/36021
19493 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
19495 2008-04-22 Tomas Bily <tbily@suse.cz>
19497 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
19499 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
19501 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
19502 * tree-ssa-structalias.c (get_constraint_for): Likewise.
19503 * tree-inline.c (estimate_num_insns_1): Likewise.
19504 * varasm.c (const_hash_1, compare_constant, copy_constant)
19505 (compute_reloc_for_constant, output_addressed_constants): Likewise.
19506 * emit-rtl.c (component_ref_for_mem_expr)
19507 (set_mem_attributes_minus_bitpos): Likewise.
19508 * expr.c (highest_pow2_factor, expand_expr_real_1, )
19509 (is_aligning_offset): Likewise.
19510 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
19511 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
19512 * dojump.c (do_jump): Likewise.
19513 * builtins.c (get_pointer_alignment, get_memory_rtx)
19514 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
19515 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
19517 2008-04-23 Jakub Jelinek <jakub@redhat.com>
19519 PR rtl-optimization/36017
19520 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
19521 expanding the library call.
19523 2008-04-22 Ian Lance Taylor <iant@google.com>
19525 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
19526 than size_in_bytes.
19528 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
19530 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
19531 of LR/CTR moves for Power6.
19533 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
19535 PR middle-end/36003
19536 * passes.c (init_optimization_passes): Remove
19537 pass_fast_rtl_byte_dce.
19539 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
19542 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
19543 builtin functions to generate faster code.
19544 (_mm_cvtpu16_ps): Ditto.
19545 (_mm_cvtpi32x2_ps): Ditto.
19547 2008-04-22 Nick Clifton <nickc@redhat.com>
19549 * common.opt (ftree-loop-distribution): Add Optimization
19552 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
19553 (frv_expand_builtin_va_start): Likewise.
19555 * config/arm/arm.c (thumb_find_work_register): Fix location of
19556 argument register count.
19558 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19560 Support scheduling for ColdFire V1 and V3 microarchitecture.
19561 Improve scheduling of multiplication instructions.
19563 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
19564 (mac): New instruction attribute.
19565 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
19566 (m68k_sched_mac): New variable.
19567 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
19568 Handle cfv1 and cfv3.
19569 (max_insn_size): New static variable.
19570 (struct _sched_ib): New type.
19571 (sched_ib): New static variable.
19572 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
19573 to fields of 'struct _sched_ib sched_ib'. Update all uses.
19574 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
19576 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
19577 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
19578 new variables. Update.
19579 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19580 Add modeling of cfv3 instruction buffer. Update.
19581 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
19582 * config/m68k/m68k.h (TUNE_CFV3): New macro.
19583 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
19584 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
19585 a particular reservation applies to.
19586 (type2): Reorganize attribute values. Rename alu to alu_reg,
19587 alu_l to alu, move_l to omove. Join move to alu. Split mul
19588 to mul_l and mul_w.
19589 (cf_ib_*): Simplify description of instruction buffer.
19590 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
19591 (cf_mem): Split into cf_mem1 and cf_mem2.
19592 (cf_v2_move_??): Rename to cfv12_alu_??.
19593 (cf_v2_move_l_??): Rename to cfv12_omove_??.
19594 (cf_v2_mul_??): Remove reservations.
19595 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
19596 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
19597 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
19599 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
19600 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
19601 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
19602 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
19603 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
19604 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
19605 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
19606 expansions of the above reservations for instructions of sizes
19609 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
19611 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
19613 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
19615 * coverage.c: Include tree-pass.h.
19616 (coverage_counter_alloc): Print da_file_name to the dump file.
19618 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
19620 * sbitmap.c (sbitmap_range_empty_p): New function.
19621 * sbitmap.h (sbitmap_range_empty_p): New function.
19622 * bitmap.h: Now includes obstack.h.
19624 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
19625 Kenneth Zadeck <zadeck@naturalbridge.com>
19627 * dbgcnt.def (ra_byte_scan): Added.
19628 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
19629 when the last hit happens for a counter.
19630 * timevar.def (TV_DF_BYTE_LR): New variable.
19631 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
19632 * passes.c (pass_fast_rtl_byte_dce): New pass.
19633 * fwprop.c (update_df): Added mode to call df_ref_create.
19634 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19635 DF_REF_EXTRACT_OFFSET.
19636 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
19637 DF_BYTE_LR_OUT, df_byte_lr): New macro.
19639 (df_ref_extract): Added mode field.
19640 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
19641 DF_REF_EXTRACT_OFFSET.
19642 (DF_REF_EXTRACT_MODE): New macro.
19643 (df_byte_lr_bb_info): New structure.
19644 (df_print_byte_regset, df_compute_accessed_bytes,
19645 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
19646 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
19647 df_byte_lr_simulate_uses,
19648 df_byte_lr_simulate_artificial_refs_at_top,
19649 df_byte_lr_simulate_artificial_refs_at_end,
19650 df_compute_accessed_bytes): New function.
19651 (df_ref_create): Add parameter.
19652 (df_byte_lr_get_bb_info): New inline function.
19653 * df-scan.c (df_ref_record, df_uses_record,
19654 df_ref_create_structure): Added mode parameter.
19655 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
19656 df_defs_record, df_uses_record, df_get_conditional_uses,
19657 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
19658 df_entry_block_defs_collect, df_exit_block_uses_collect):
19659 Added mode parameter to calls to df_ref_record, df_uses_record,
19660 df_ref_create_structure.
19661 (df_ref_equal_p, df_ref_compare): Added test for modes.
19662 (df_ref_create_structure): Added code to set mode. Renamed
19663 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
19664 DF_REF_EXTRACT_OFFSET.
19665 * df-core.c (df_print_byte_regset): New function.
19666 * df-byte-scan.c: New file.
19667 * df-problems.c (df_rd_transfer_function): Removed unnecessary
19668 calls to BITMAP_FREE.
19669 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
19670 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
19671 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
19672 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
19673 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
19674 df_byte_lr_local_compute, df_byte_lr_init,
19675 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
19676 df_byte_lr_transfer_function, df_byte_lr_free,
19677 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
19678 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
19679 df_byte_lr_simulate_uses,
19680 df_byte_lr_simulate_artificial_refs_at_top,
19681 df_byte_lr_simulate_artificial_refs_at_end): New function.
19682 * dce.c (byte_dce_process_block): New function.
19683 (dce_process_block): au is now passed in rather than computed
19684 locally. Changed loops that look at artificial defs to not look
19685 for conditional or partial ones, because there never are any.
19686 (fast_dce): Now is able to drive byte_dce_process_block or
19687 dce_process_block depending on the kind of dce being done.
19688 (rest_of_handle_fast_dce): Add parameter to fast_dce.
19689 (rest_of_handle_fast_byte_dce): New function.
19690 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
19691 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
19693 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
19696 * gcc.h: Added fortran options that take arguments to
19697 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
19700 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
19702 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
19703 scalarization if on the LHS and not a full access.
19705 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19707 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
19709 2008-04-18 Rafael Espíndola <espindola@google.com>
19711 * tree-vrp.c (find_case_label_index): Fix the binary search.
19712 (find_case_label_range): New.
19713 (vrp_visit_switch_stmt): Use find_case_label_range.
19714 (simplify_switch_using_ranges): Use find_case_label_range.
19716 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
19718 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
19719 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
19721 2008-04-18 Tom Tromey <tromey@redhat.com>
19724 * doc/cpp.texi (Implementation-defined behavior): Mention
19727 2008-04-18 Ian Lance Taylor <iant@google.com>
19729 * fold-const.c (pointer_may_wrap_p): New static function.
19730 (fold_comparison): Add another test for pointer overflow. Use
19731 pointer_may_wrap_p to disable some false positives.
19733 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
19735 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
19736 (fname_as_string): Match updated cpp_interpret_string prototype.
19737 (fix_string_type): Support char16_t* and char32_t*.
19738 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
19739 derivative) nodes. Register as builtin if C++0x.
19740 (c_parse_error): Support CPP_CHAR{16,32}.
19741 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
19742 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
19743 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
19744 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
19745 CTI_CHAR32_ARRAY_TYPE>: New elements.
19746 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
19747 char32_type_node, signed_char32_type_node, char16_array_type_node,
19748 char32_array_type_node): New defines.
19749 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
19750 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
19751 (lex_string): Support CPP_STRING{16,32}, match updated
19752 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
19753 (lex_charconst): Support CPP_CHAR{16,32}.
19754 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
19755 and CPP_STRING{16,32}.
19757 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
19760 * aclocal.m4: Regenerate.
19761 * configure: Regenerate.
19763 2008-04-18 Jan Hubicka <jh@suse.cz>
19765 * except.c (dw2_size_of_call_site_table,
19766 sjlj_size_of_call_site_table): Use vector API for call_site_record.
19768 * cgraphbuild.c (build_cgraph_edges): Update.
19769 * tree-pass.h: Update comment.
19770 * final.c (leaf_function_p): Update.
19771 (leaf_renumber_regs): Update.
19772 (rest_of_clean_state): Update.
19773 * omp-low.c (expand_omp_parallel): Update.
19774 * ipa-reference.c (analyze_function): Update.
19775 * reorg.c (find_end_label): Update.
19776 (optimize_skip): Update.
19777 (fill_simple_delay_slots): Update.
19778 (fill_simple_delay_slots): Update.
19779 (make_return_insns): Update.
19780 (dbr_schedule): Update.
19781 * gimple-low.c (record_vars_into): Update.
19782 * cfgbuild.c (make_edges): Update.
19783 * function.c (assign_stack_local): Update.
19784 (assign_parm_adjust_stack_rtl): Update.
19785 (locate_and_pad_parm): Update.
19786 (allocate_struct_function): Do not initialize stack_alignment_needed
19787 and preferred_stack_boundary here.
19788 (stack_protect_prologue): Update.
19789 (stack_protect_epilogue): Update.
19790 (expand_function_start): Initialize stack_alignment_needed,
19791 preferred_stack_boundary and max_jumptable_ents.
19792 (expand_function_end): Update.
19793 (free_after_compilation): Do not NULLify epilogue_delay_list.
19794 * function.h (struct rtl_data): Add stack_protect_guard,
19795 stack_alignment_needed,
19796 preferred_stack_boundary, epilogue_delay_list.
19797 (struct function): Remove value_histograms, stack_alignment_needed,
19798 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
19800 unexpanded_var_list, stack_protect_guard.
19801 (current_function_epilogue_delay_list): Remove.
19802 * ipa-type-escape.c (analyze_function): Update.
19803 * gimplify.c (pop_gimplify_context): Update comment.
19804 * calls.c (expand_call): Update.
19805 (emit_library_call_value_1): Update.
19806 * except.c (set_nothrow_function_flags): Update.
19807 * cfgexpand.c (get_decl_align_unit): Update.
19808 (create_stack_guard): Update.
19809 (estimated_stack_frame_size): Update.
19810 (expand_used_vars): Update.
19811 (tree_expand_cfg): Free histogram earliers, init expansion variables.
19812 * explow.c (allocate_dynamic_stack_space): Update.
19813 * tree-ssa-live.c (remove_unused_locals): Update.
19814 * varasm.c (mark_constant_pool): Update.
19815 * tree-inline.c (remap_decls): Update.
19816 (initialize_cfun): Update.
19817 (declare_return_variable): Update.
19818 (inline_forbidden_p): Update.
19819 (expand_call_inline): Update.
19820 (declare_inline_vars): Update.
19821 (tree_function_versioning): Update.
19822 * tree-flow.h (value_histograms): New.
19823 (VALUE_HISTOGRAMS): New macro.
19824 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
19826 * tree-cfg.c (set_bb_for_stmt): Update.
19827 (replace_by_duplicate_decl): Update.
19828 (move_block_to_fn): Update.
19829 (new_label_mapper): Update.
19830 (dump_function_to_file): Update.
19831 * ipa-struct-reorg.c (build_data_structure): Update.
19832 * cfgrtl.c (print_rtl_with_bb): Update.
19833 * reload1.c (reload): Update.
19835 * config/i386/i386.c (setup_incoming_varargs_64,
19836 ix86_compute_frame_layout): Update.
19837 * config/arc/arc.c (arc_output_function_epilogue): Update.
19839 2008-04-18 Marius Strobl <marius@FreeBSD.org>
19841 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
19842 for FreeBSD as well.
19843 * gthr-posix95.h: Likewise.
19845 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
19847 PR rtl-optimization/35838
19848 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
19849 out the byte offset of the first subreg.
19851 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
19853 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
19854 to split_ti instead of three separate calls with single member arrays.
19855 (subti3 splitter): Ditto.
19856 (adddi3 splitter): Ditto with split_di.
19857 (subdi3 splitter): Ditto.
19858 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
19859 two separate calls with single member arrays. Swap match_dup
19860 operands 1 and 2 to better fit into the array.
19861 (negdi2 splitter): Ditto with split_di.
19862 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
19863 two separate calls with single member arrays. Swap match_dup operands
19864 6 and 7 to better fit into the array.
19866 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
19868 * config/i386/i386.c (sse_builtin_type): New.
19869 (bdesc_sse_args): Likewise.
19870 (bdesc_sse_3arg): Removed.
19871 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19872 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
19873 IX86_BUILTIN_ROUNDPS.
19874 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
19875 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
19876 IX86_BUILTIN_ROUNDPS.
19877 (ix86_expand_sse_4_operands_builtin): Removed.
19878 (ix86_expand_sse_operands_builtin): New.
19879 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
19880 and CODE_FOR_sse4_1_roundps.
19881 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
19882 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
19884 2008-04-17 Alan Modra <amodra@bigpond.net.au>
19887 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
19888 regs before frame pop when needed. If use_backchain_to_restore_sp
19889 then load backchain into a temp reg to restore vr and vrsave. Add
19890 code to restore vr after frame pop if possible.
19892 2008-04-17 Richard Guenther <rguenther@suse.de>
19894 * tree-vn.c (expressions_equal_p): Do not check type
19895 equality or compatibility before calling operand_equal_p.
19896 * fold-const.c (operand_equal_p): Check equivalence of
19897 integer constants before bailing out due to signedness or
19898 precision differences.
19899 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
19900 spurious differences in type qualification. Ignore types
19901 for COMPONENT_REFs at all.
19903 2008-04-17 Christian Bruel <christian.bruel@st.com>
19905 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
19906 msw_skip comparison.
19908 2008-04-16 Jakub Jelinek <jakub@redhat.com>
19911 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
19914 PR tree-optimization/35899
19915 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
19916 rather than TREE_OPERAND.
19918 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
19921 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
19922 temporary registers. Change operand predicate to general_operand.
19923 (remainderxf3): Ditto.
19925 2008-04-16 Richard Guenther <rguenther@suse.de>
19927 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
19928 * tree-affine.c (aff_combination_expand): Look through some
19931 2008-04-15 Doug Kwan <dougkwan@google.com>
19933 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
19935 * tree-pretty-print.c (dump_generic_node): Ditto.
19936 * final.c (output_addr_const): Ditto.
19937 * dwarf2out.c (output_cfi): Ditto.
19938 * c-pretty-print.c (pp_c_integer_constant): Ditto.
19939 * print-rtl.c (print_rtx): Ditto.
19940 * print-tree.c (print_node_brief, print_node): Ditto.
19941 * c-common.c (match_case_to_enum_1): Ditto.
19942 * sched-vis.c (print_value): Ditto.
19943 * config/i386/i386.c (print_operand): Cast to long unsigned int
19946 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
19947 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
19948 MS Windows VirtualProtect function.
19950 2008-04-15 Jan Hubicka <jh@suse.cz>
19952 * gengtype.c (write_root): Param_is argument is OK.
19953 * expr.c (expand_expr_real_1): Update call of get_exception_*.
19954 * function.h: Include varray.h
19955 (rtl_eh): New stucture based on except.c one.
19956 (call_site_record): New forward declaration and vector type.
19957 * calls.c (emit_call_1): Do not call
19958 note_current_region_may_contain_throw.
19959 * except.c (eh_status): Remove cur_region, try_region since they are
19961 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
19962 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
19963 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
19964 Remove call_site_data_used, call_site_data_size.
19965 Turn call_site_record into vector in function.h.
19966 (note_current_region_may_contain_throw): Remove.
19967 (get_exception_pointer, get_exception_filter): Do not take struct
19968 function argument; update.
19969 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
19970 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
19971 build_post_landing_pads, dw2_build_landing_pads,
19972 sjlj_assign_call_site_values, sjlj_mark_call_sites,
19973 sjlj_emit_function_enter, sjlj_emit_function_enter,
19974 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
19975 sjlj_build_landing_pads, finish_eh_generation,
19976 remove_exception_handler_label, remove_eh_handler,
19977 maybe_remove_eh_handler, add_reachable_handler,
19978 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
19979 add_action_record, collect_one_action_chain, add_call_site,
19980 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
19981 sjlj_output_call_site_table, output_function_exception_table,
19982 * except.h (note_current_region_may_contain_throw): Remove
19983 (get_exception_pointer, get_exception_filter): Do not take struct
19985 * Makefile.in (GTFILES): Put varargs before struct function.
19987 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
19989 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
19990 punt for STRING_CST.
19991 (get_constraint_for): Deal with STRING_CST here instead.
19993 2008-04-15 Richard Guenther <rguenther@suse.de>
19995 * tree-ssa-propagate.c (substitute_and_fold): Substitute
19996 statements in a basic-block with a backward walk. Do not
19997 substitute into dead statements but instead remove those.
19999 2008-04-15 Richard Guenther <rguenther@suse.de>
20001 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
20002 to zero, thus disable creation of SFTs.
20004 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
20006 * tree-predcom.c (suitable_reference_p): Return false if the
20007 reference can throw.
20009 2008-04-15 Jakub Jelinek <jakub@redhat.com>
20012 * c-decl.c (finish_decl): If extern or static var has variable
20013 size, set TREE_TYPE (decl) to error_mark_node.
20015 2008-04-15 Rafael Espíndola <espindola@google.com>
20017 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
20020 2008-04-15 Richard Guenther <rguenther@suse.de>
20022 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
20023 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
20024 (visit_reference_op_load): Do walk vuse-vdef chains on
20025 vn_reference_lookup.
20026 (visit_reference_op_store): But do not here.
20027 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
20028 vn_reference_lookup.
20029 (vn_lookup_with_vuses): But do so here.
20031 2008-04-14 Ian Lance Taylor <iant@google.com>
20033 * fold-const.c (fold_overflow_warning): Remove assertion.
20035 2008-04-15 Ben Elliston <bje@au.ibm.com>
20037 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
20038 temp1 local variables.
20040 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
20043 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
20044 ".text.unlikely" section as executable.
20046 2008-04-14 James E. Wilson <wilson@tuliptree.org>
20048 * config/ia64/ia64.c (rtx_needs_barrier): Handle
20049 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
20050 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
20051 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
20052 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
20053 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
20054 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
20056 2008-04-14 Ian Lance Taylor <iant@google.com>
20058 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
20059 * fold-const.c (fold_comparison): If appropriate, test
20060 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
20061 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
20062 reassociating a pointer type.
20063 * doc/invoke.texi (Optimize Options): Document that
20064 -fstrict-overflow applies to pointer wraparound.
20066 2008-04-13 Jan Hubicka <jh@suse.cz>
20068 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
20070 2008-04-12 Andrew Pinski <pinskia@gmail.com>
20072 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
20073 we are going to "save the world".
20075 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
20077 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
20078 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
20079 operand 0 constraint, not "=".
20081 2008-04-11 James E. Wilson <wilson@tuliptree.org>
20083 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
20085 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20087 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
20088 of size of positions_needed * CHAR_BIT.
20090 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
20092 PR middle-end/35897
20093 * dse.c (store_info): Change positions_needed to unsigned
20095 (lowpart_bitmask): New.
20096 (record_store): Cast to unsigned HOST_WIDE_INT for
20097 positions_needed. Assert width <= size of positions_needed *
20098 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
20099 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
20100 lowpart_bitmask to set mask.
20102 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
20104 * config/bfin/constraints.md: New file.
20105 * config/bfin/bfin.md: Include it.
20106 (adddi3): Use satisfies_constraint functions instead of the old macros.
20107 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
20108 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
20109 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
20110 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
20111 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
20112 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
20113 EXTRA_CONSTRAINT): Delete.
20114 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
20115 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
20117 * config/bfin/bfin.c: Include "tm-constrs.h".
20118 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
20119 Use satisfies_constraint functions instead of the old macros.
20120 * doc/md.texi (Blackfin Constraints): Update file name reference.
20122 2008-04-11 Richard Guenther <rguenther@suse.de>
20124 PR tree-optimization/35869
20125 * tree-vrp.c (execute_vrp): Move switch statement update after
20126 jump threading. Schedule another cfg cleanup run.
20128 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
20131 * attribs.c (decl_attributes): Return early on errorneous node.
20133 2008-04-10 Oleg Ryjkov <olegr@google.com>
20135 * tree.h (struct tree_base): Added a new flag default_def_flag.
20136 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
20138 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
20140 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
20142 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20145 * pa.md: Define mode iterator P. Define mode attribute dwc.
20146 (dcacheflush): Update pattern to use iterator P and attribute dwc.
20147 (icacheflush): Likewise.
20148 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
20149 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
20151 2008-04-11 Ben Elliston <bje@au.ibm.com>
20153 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
20155 2008-04-10 Rafael Espíndola <espindola@google.com>
20157 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
20158 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
20159 (extract_range_from_expr): The same.
20161 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
20163 * config/mips/mips.md (GPR2): New mode iterator.
20164 (seq): Add comment.
20165 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
20166 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
20167 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
20168 Rewrite these to take two modes, the mode of comparison and the
20169 mode of the destination.
20170 * config/mips/mips.c (mips_expand_scc): Instead of having
20171 paradoxical subreg as destination, expand "narrowing" scc if mode
20172 of comparison is SI and target is requested in DI mode.
20173 (mips_emit_int_order_test): Update comment. Make mode of
20174 comparison match CMP0 rather than TARGET. When creating inverse
20175 target use mode of TARGET.
20177 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
20179 * gcov-dump.c (tag_summary): Only print summaries for the first
20180 GCOV_COUNTERS_SUMMABLE counters.
20182 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
20184 * config/i386/i386.md (absneg): New code iterator.
20185 (absnegprefix): New code attribute.
20186 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
20187 patterns using absneg code iterator.
20188 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
20189 using absneg code iterator.
20190 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
20191 *neg<mode>2 patterns using absneg code iterator.
20192 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20193 *negextendsfdf2 patterns using absneg code iterator.
20194 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
20195 *negextendsfxf2 patterns using absneg code iterator.
20196 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
20197 *negextendsfdf2 patterns using absneg code iterator.
20198 * config/i386/sse.md (<code><mode>2): Macroize expander from
20199 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
20201 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
20203 * config/s390/s390.h: Remove the remains of the recent search
20204 & replace action of current_function_outgoing_args_size.
20206 2008-04-10 Ira Rosen <irar@il.ibm.com>
20208 PR tree-optimization/35821
20209 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
20210 NEW_STMT_LIST is not NULL.
20212 2008-04-09 David Edelsohn <edelsohn@gnu.org>
20215 * toplev.c (process_options): Remove -ffunction-sections debugging
20218 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
20220 PR middle-end/PR28690
20221 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
20222 than gen_rtx_fmt_ee to perform more canonicalizations.
20224 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20227 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
20229 2008-04-09 Richard Guenther <rguenther@suse.de>
20231 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
20232 (dump_function_to_file): Dump function arguments with types.
20234 2008-04-08 Richard Guenther <rguenther@suse.de>
20236 * fold-const.c (fold_widened_comparison): Do not allow
20237 sign-changes that change the result.
20239 2008-04-08 Janis Johnson <janis187@us.ibm.com>
20242 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
20243 kinds of indirect references.
20245 2008-04-08 David Edelsohn <edelsohn@gnu.org>
20247 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
20248 GNU Fortran language string.
20250 2008-04-08 Rafael Espíndola <espindola@google.com>
20252 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
20253 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
20254 * tree.h (tree_call_nonnegative_warnv_p): New.
20256 2008-04-08 Jan Hubicka <jh@suse.cz>
20258 * function.c (free_after_compilation): Clear out regno_reg_rtx
20261 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
20264 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20266 PR middle-end/PR28690
20267 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
20268 same precedence as REG_POINTER and MEM_POINTER operands.
20270 2008-04-08 Richard Guenther <rguenther@suse.de>
20272 PR middle-end/35834
20273 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
20274 for adding index to base.
20276 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
20278 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
20279 (MINGW_ENABLE_EXECUTE_STACK): New.
20280 (IN_LIBGCC2): For libgcc include windows.h file for
20281 function declarations.
20283 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
20285 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
20286 and tem2 if tem1 is not a REG or MULT.
20288 2008-04-08 Jan Hubicka <jh@suse.cz>
20290 * function.h (incomming_args): Break out of struct function.
20291 (function_subsections): Break out of struct function.
20292 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
20293 return_rtx and hard_reg_initial_vals from struct function.
20294 Kill inl_max_label_num.
20295 (current_function_pops_args, current_function_args_info,
20296 current_function_args_size, current_function_args_size,
20297 current_function_pretend_args_size,
20298 current_function_outgoing_args_size,
20299 current_function_internal_arg_pointer, current_function_return_rtx):
20300 Kill compatibility accestor macros.
20301 * builtins.c (expand_builtin_apply_args_1): Update.
20302 (expand_builtin_next_arg): Update.
20303 * df-scan.c (df_get_call_refs): Update.
20304 * dbxout.c (dbxout_function_end): Update.
20305 * dwarf2out.c (dwarf2out_switch_text_section): Update.
20306 (output_line_info): Update.
20307 (secname_for_decl): Update.
20308 (dwarf2out_var_location): Update.
20309 * function.c (free_after_compilation): Update.
20310 (assign_parm_find_stack_rtl): Update.
20311 (assign_parms): Update.
20312 (expand_dummy_function_end): Update.
20313 (expand_function_end): Update.
20314 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
20315 (expand_call): Update.
20316 (emit_library_call_value_1): Update.
20317 (store_one_arg): Update.
20318 * varasm.c (initialize_cold_section_name): Update.
20319 (unlikely_text_section): Update.
20320 (unlikely_text_section_p): Update.
20321 (assemble_start_function): Update.
20322 (assemble_end_function): Update.
20323 (default_section_type_flags): Update.
20324 (switch_to_section): Update.
20325 * integrate.c (set_decl_abstract_flags): Update.
20326 (get_hard_reg_initial_val): Update.
20327 (has_hard_reg_initial_val): Update.
20328 (allocate_initial_values): Update.
20329 * resource.c (init_resource_info): Update.
20330 * config/alpha/alpha.c (NUM_ARGS): Update.
20331 (direct_return): Update.
20332 (alpha_va_start): Update.
20333 (alpha_sa_size): Update.
20334 (alpha_initial_elimination_offset): Update.
20335 (alpha_expand_prologue): Update.
20336 (alpha_start_function): Update.
20337 (alpha_expand_epilogue): Update.
20338 (unicosmk_initial_elimination_offset):
20339 * config/alpha/alpha.md (call expander): Update.
20340 * config/s390/s390.c (s390_register_info): Update.
20341 (s390_register_info): Update.
20342 (s390_frame_info): Update.
20343 (s390_initial_elimination_offset): Update.
20344 (s390_build_builtin_va_list): Update.
20345 (s390_va_start): Update.
20346 * config/spu/spu.c (direct_return): Update.
20347 (spu_expand_prologue): Update.
20348 (spu_initial_elimination_offset): Update.
20349 (spu_build_builtin_va_list): Update.
20350 (spu_va_start): Update.
20351 * config/sparc/sparc.c (sparc_init_modes): Update.
20352 (sparc_compute_frame_size): Update.
20353 (function_value): Update.
20354 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
20355 * config/i386/i386.md (return expander): Update.
20356 * config/i386/i386.c (ix86_va_start): Update.
20357 (ix86_can_use_return_insn_p): Update.
20358 (ix86_compute_frame_layout): Update.
20359 (ix86_expand_epilogue): Update.
20360 * config/sh/sh.c (output_stack_adjust): Update.
20361 (calc_live_regs): Update.
20362 (sh_expand_prologue): Update.
20363 (sh_builtin_saveregs): Update.
20364 (sh_va_start): Update.
20365 (initial_elimination_offset): Update.
20366 (sh_allocate_initial_value): Update.
20367 (sh_function_ok_for_sibcall): Update.
20368 (sh_get_pr_initial_val): Update.
20369 * config/sh/sh.md (return expander): Update.
20370 * config/avr/avr.c (frame_pointer_required_p): UPdate.
20371 * config/crx/crx.c (crx_compute_frame): UPdate.
20372 (crx_initial_elimination_offset): UPdate.
20373 * config/xtensa/xtensa.c (compute_frame_size): Update
20374 (xtensa_builtin_saveregs): Update.
20375 (xtensa_va_start): Update.
20376 (order_regs_for_local_alloc): Update.
20377 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
20378 (xstormy16_expand_builtin_va_start): Update.
20379 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
20380 * config/m68hc11/m68hc11.md (return expanders): Update.
20381 * config/m68hc11/m68hc11.c (expand_prologue): Update.
20382 (expand_epilogue): Update.
20383 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
20384 (cris_simple_epilogue): Update.
20385 (cris_expand_prologue): Update.
20386 (cris_expand_epilogue): Update.
20387 * config/iq2000/iq2000.c (iq2000_va_start): Update.
20388 (compute_frame_size): Update.
20389 * config/mt/mt.c (mt_compute_frame_size): Update.
20390 * config/mn10300/mn10300.c (expand_prologue): Update.
20391 (expand_epilogue): Update.
20392 (initial_offset): Update.
20393 (mn10300_builtin_saveregs):
20394 * config/mn10300/mn10300.md (return expander): Update.
20395 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20396 (ia64_initial_elimination_offset): Update.
20397 (ia64_initial_elimination_offset): Update.
20398 (ia64_expand_prologue): Update.
20399 * config/m68k/m68k.md (return expander): Update.
20400 * config/rs6000/rs6000.c (rs6000_va_start): Update.
20401 (rs6000_stack_info): Update.
20402 * config/mcore/mcore.c (layout_mcore_frame): Update.
20403 (mcore_expand_prolog): Update.
20404 * config/arc/arc.c (arc_compute_frame_size): Update.
20405 * config/score/score3.c (score3_compute_frame_size): Update.
20406 * config/score/score7.c (score7_compute_frame_size): Update.
20407 * config/arm/arm.c (use_return_insn): Update.
20408 (thumb_find_work_register): Update.
20409 (arm_compute_save_reg_mask): Update.
20410 (arm_output_function_prologue): Update.
20411 (arm_output_epilogue): Update.
20412 (arm_size_return_regs): Update.
20413 (arm_get_frame_offsets): Update.
20414 (arm_expand_prologue): Update.
20415 (thumb_exit): Update.
20416 (thumb_unexpanded_epilogue): Update.
20417 (thumb1_output_function_prologue): Update.
20418 * config/pa/pa.md (return expander): Update.
20419 * config/pa/pa.c (compute_frame_size): Update.
20420 (hppa_builtin_saveregs): Update.
20421 * config/mips/mips.c (mips_va_start): Update.
20422 (mips16_build_function_stub): Update.
20423 (mips_compute_frame_info): Update.
20424 (mips_restore_gp): Update.
20425 (mips_output_function_prologue): Update.
20426 (mips_expand_prologue): Update.
20427 * config/v850/v850.c (compute_frame_size): Update.
20428 (expand_prologue): * config/mmix/mmix.c (along): update.
20429 (mmix_initial_elimination_offset): update.
20430 (mmix_reorg): update.
20431 (mmix_use_simple_return): update.
20432 (mmix_expand_prologue): update.
20433 (mmix_expand_epilogue): Update.
20434 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
20435 (emit_link_insn): Update.
20437 2008-04-08 Anatoly Sokolov <aesok@post.ru>
20439 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
20440 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
20442 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
20445 2008-04-07 Jan Hubicka <jh@suse.cz>
20447 * function.h (rtl): Rename to x_rtl.
20448 (crtl): New define.
20449 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
20450 frame_offset, stack_check_probe_note, arg_pointer_save_area,
20451 used_temp_slots avail_temp_slots, temp_slot_level,
20452 nonlocal_goto_handler_labels): Update accesstors.
20453 (rtl): New global variable.
20454 (struct function): Move some fileds to rtl_data.
20455 (get_arg_pointer_save_area): Update prototype.
20456 * builtins.c (expand_builtin_setjmp_receiver): Update call of
20457 get_arg_pointer_save_area.
20458 * expr.c (init_expr): Update
20459 * function.c (get_frame_size): Update
20460 (assign_stack_local): Update
20461 (expand_function_end): Update.
20462 (get_art_pointer_save_area): Update
20464 * emit-rtl.c (rtl): Declare.
20465 (regno_reg_rtx): Declare.
20466 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
20468 (gen_reg_rtx): Update.
20469 * varasm.c (n_deferred_constatns): Update accestor.
20470 (init_varasm_status): Do not allocate varasm_status.
20471 (force_const_mem, get_pool_size, output_constant_pool): Update.
20472 * stmt.c (force_label_rtx): Do not use x_ prefixes.
20473 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
20474 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
20475 * sparc/sparc.h (INIT_EXPANDERS): Update.
20476 * ia64/ia64.h (INIT_EXPANDERS): Update.
20478 2008-04-07 James E. Wilson <wilson@tuliptree.org>
20480 * reload.c (push_secondary_reload): Add missing break to for loop.
20482 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
20484 PR middle-end/PR28690
20485 * rtlanal.c: Update copyright years.
20486 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
20487 as REG_POINTER and MEM_POINTER operands.
20488 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
20489 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
20490 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
20491 * gcse.c: Update copyright years.
20492 (pre_delete): Call gen_reg_rtx_and_attrs.
20493 (hoist_code): Likewise.
20494 (build_store_vectors): Likewise.
20495 (delete_store): Likewise.
20496 * loop-invariant.c (move_invariant_reg): Likewise.
20497 Update copyright years.
20499 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
20501 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
20502 control string instead of quoted.
20504 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
20506 * doc/rtl.texi: Rewrite of subreg section.
20508 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
20511 * config/i386/i386.c (legitimize_pic_address): Add treating
20512 of dllimport SYM_REF's.
20513 (legitimize_dllimport_symbol): Add prototype.
20515 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20517 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
20518 reference in constructor with non self-referential type.
20520 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
20522 Removal of Return with Depressed Stack Pointer support
20523 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
20524 (ECF_SP_DEPRESSED): Likewise.
20525 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
20526 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
20527 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20528 (expand_call): Do not test ECF_SP_DEPRESSED.
20529 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20530 * function.c (keep_stack_depressed): Delete.
20531 (handle_epilogue_set): Likewise.
20532 (update_epilogue_consts): Likewise.
20533 (emit_equiv_load): Likewise.
20534 (thread_prologue_and_epilogue_insns): Remove support for Return with
20535 Depressed Stack Pointer.
20536 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
20538 2008-04-06 Richard Guenther <rguenther@suse.de>
20540 PR tree-optimization/35400
20541 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
20542 information from SSA_NAMEs.
20544 2008-04-06 Anatoly Sokolov <aesok@post.ru>
20546 * config/avr/avr.h (avr_mega_p): Remove declaration.
20547 (AVR_MEGA): Remove macro.
20548 * config/avr/avr.c (avr_mega_p): Remove variable.
20549 (avr_override_options): Remove inicializion of avr_mega_p.
20550 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20551 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
20552 (avr_jump_mode): (Ditto.).
20553 (avr_output_progmem_section_asm_op): (Ditto.).
20554 (avr_asm_init_sections): (Ditto.).
20555 (avr_asm_init_sections): (Ditto.).
20556 (avr_rtx_costs): (Ditto.).
20557 * config/avr/avr.md: (Ditto.).
20558 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
20561 2008-04-06 Richard Guenther <rguenther@suse.de>
20563 PR tree-optimization/35842
20564 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
20565 is_gimple_invariant_address.
20567 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
20569 * gcc.c (default_compilers): Sync Fortran extensions list with
20570 that in fortran/lang-specs.h.
20571 * doc/invoke.texi: Likewise.
20572 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
20573 * dwarf2out.c (gen_compile_unit_die): Likewise.
20575 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
20577 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
20579 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
20582 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
20583 attribute is used for nested functions.
20585 2008-04-05 Jan Hubicka <jh@suse.cz>
20587 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
20589 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
20591 (dump_files): Update.
20592 (enable_rtl_dump_file): Do not accept letter argument.
20593 * tree-pass.h (dump_file_info): Remove letter argument.
20594 * toplev.c (decode_d_option): Update -da handling.
20595 * toplev.h (enable_rtl_dump_file): Update prototype.
20596 * passes.c (register_one_dump_file): Do not accept IPA argument; work
20597 it out based on pass type.
20598 (register_dump_files_1): Likewise.
20599 (init_optimization_passes): Update register_one_dump_file calls.
20600 (execute_one_pass): Sanity check that IPA passes are called at IPA
20601 level and RTL passes at RTL level.
20602 (execute_pass_list): IPA pass can not be after or subpass of
20604 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
20605 disallov RTL subpasses of IPA subpasses.
20607 2008-04-05 Ben Elliston <bje@au.ibm.com>
20609 * tree-cfg.c (need_fake_edge_p): Return false for calls to
20610 builtins that return exactly once and do not throw. Cache call to
20613 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
20615 PR rtl-optimization/34916
20616 PR middle-end/35519
20617 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
20618 between instruction pairs.
20620 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
20622 * doc/invoke.texi: Document -mbitops for SH.
20623 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
20624 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
20625 * config/sh/sh.c (print_operand): Add %t operand code.
20626 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
20627 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
20628 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
20629 (extendqihi2): Likewise.
20630 (movqi_i): Likewise.
20631 (insv): Use bset, bclr and bst instructions for SH2A if possible.
20632 (extv): Use bld instruction for SH2A if possible.
20634 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
20635 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
20636 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
20637 (bset.b, bclr.b): Define peepholes.
20638 * config/sh/sh.opt (mbitops): New option.
20640 2008-04-04 Janis Johnson <janis187@us.ibm.com>
20643 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
20644 and view convert expression.
20646 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20649 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
20651 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
20653 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
20655 * config/i386/cpuid.h (bit_AES): New.
20656 (bit_PCLMUL): Likewise.
20658 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
20659 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
20660 SSE2 if AES or PCLMUL is enabled.
20661 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
20662 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20663 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
20664 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
20665 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
20666 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
20667 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
20668 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
20669 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
20670 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
20671 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
20672 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
20673 __builtin_ia32_aeskeygenassist128 and
20674 __builtin_ia32_pclmulqdq128.
20675 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
20676 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
20677 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
20679 * config/i386/i386.h (TARGET_AES): New.
20680 (TARGET_PCLMUL): Likewise.
20681 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
20683 * config/i386/i386.md (UNSPEC_AESENC): New.
20684 (UNSPEC_AESENCLAST): Likewise.
20685 (UNSPEC_AESDEC): Likewise.
20686 (UNSPEC_AESDECLAST): Likewise.
20687 (UNSPEC_AESIMC): Likewise.
20688 (UNSPEC_AESKEYGENASSIST): Likewise.
20689 (UNSPEC_PCLMUL): Likewise.
20691 * config/i386/i386.opt (maes): New.
20692 (mpclmul): Likewise.
20694 * config/i386/sse.md (aesenc): New pattern.
20695 (aesenclast): Likewise.
20696 (aesdec): Likewise.
20697 (aesdeclast): Likewise.
20698 (aesimc): Likewise.
20699 (aeskeygenassist): Likewise.
20700 (pclmulqdq): Likewise.
20702 * config/i386/wmmintrin.h: New.
20704 * doc/extend.texi: Document AES and PCLMUL built-in function.
20706 * doc/invoke.texi: Document -maes and -mpclmul.
20708 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
20710 * function.c (free_after_parsing): Replace with
20711 cxx_push_function_context from C++ front-end.
20712 (allocate_struct_function): Don't call langhook.
20713 * langhooks.h (struct lang_hooks_for_functions): Delete.
20714 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
20716 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
20717 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
20718 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
20719 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
20720 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
20721 remove LANG_HOOKS_FUNCTION_INITIALIZER.
20722 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
20724 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
20725 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
20727 2008-04-04 Jakub Jelinek <jakub@redhat.com>
20730 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
20733 2008-04-04 Richard Guenther <rguenther@suse.de>
20735 PR middle-end/35823
20736 * fold-const.c (optimize_minmax_comparison): Use the correct
20737 type for the constant in the simplified comparison.
20739 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
20741 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
20742 Pass L2 size as "--param l2-cache-size" to the compiler.
20743 (decode_l2_cache): New function to decode L2 cache parameters using
20744 0x8000006 extended cpuid function.
20745 (detect_caches_amd): Determine parameters of L2 cache using
20746 decode_l2_caches function.
20747 (decode_caches_intel): Decode L2 cache parameters.
20748 (detect_caches_intel): Determine L2 cache parameters using
20749 decode_caches_intel and decode_l2_caches functions.
20751 2008-04-03 Bob Wilson <bob.wilson@acm.org>
20753 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
20754 secondary input reload for subword loads from the constant pool.
20756 2008-04-03 Janis Johnson <janis187@us.ibm.com>
20759 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
20760 constants of the appropriate size for runtime calculations.
20763 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
20764 decimal-float literal constant zero.
20766 2008-04-03 Jakub Jelinek <jakub@redhat.com>
20769 * c-parser.c (c_parser_omp_atomic): Call
20770 default_function_array_conversion on the RHS.
20772 PR middle-end/35818
20773 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
20774 call is_variable_sized if decl has incomplete type.
20776 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
20778 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
20780 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
20782 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
20784 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
20785 (sgt<u>): Merge sgt and sgtu into new expander.
20786 (sgt, sgtu): Remove expanders.
20787 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
20788 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
20789 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
20790 *sgtu_<mode>_mips16 into new pattern.
20791 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
20792 (sge<u>): Merge sge and sgeu into new expander.
20793 (sge, sgeu): Remove expanders.
20794 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
20796 (*sge_<mode>, second *sge_<mode>): Remove patterns.
20797 (slt<u>): Merge slt and sltu into new expander.
20798 (slt, sltu): Remove expanders.
20799 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
20800 (*slt_<mode>, *sltu_<mode>): Remove patterns.
20801 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
20802 *sltu_<mode>_mips16 into new pattern.
20803 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
20804 (sle<u>): Merge sle and sleu into new expander.
20805 (sle, sleu): Remove expanders.
20806 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
20807 (*sle_<mode>, *sleu_<mode>): Remove patterns.
20808 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
20809 *sleu_<mode>_mips16 into new pattern.
20810 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
20812 2008-04-03 Jan Hubicka <jh@suse.cz>
20814 PR tree-optimization/35795
20815 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
20816 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20817 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
20818 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
20819 * score/score3.c (score3_output_mi_thunk): Likewise.
20820 * score/score7.c (score7_output_mi_thunk): Likewise.
20821 * mips/mips.c (mips_output_mi_thunk): Likewise.
20823 2008-04-03 Richard Guenther <rguenther@suse.de>
20825 * tree-vrp.c (extract_range_from_unary_expr): Handle all
20826 conversions. Simplify code.
20828 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
20830 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
20832 2008-04-03 Tom Tromey <tromey@redhat.com>
20833 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20835 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20836 * config/bfin/t-bfin-linux (generated_files): Add
20837 linux-sysroot-suffix.h.
20838 * doc/install.texi (Prerequisites): Require make 3.80.
20839 * doc/sourcebuild.texi (Front End Directory): Document new
20841 * Makefile.in (generated_files): New variable.
20842 (ALL_HOST_OBJS): New variable.
20843 ($(ALL_HOST_OBJS)): New target.
20845 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20847 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
20848 (remap_block): Call id->transform_lang_insert_block instead
20850 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
20851 Set id.transform_lang_insert_block to NULL.
20852 (clone_body): Move to cp/optimize.c
20853 * tree-inline.h (struct copy_body_data): Change
20854 transform_lang_insert_block to function pointer.
20855 (copy_generic_body, copy_decl_no_change): Export.
20856 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
20857 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
20858 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
20860 * c-tree.h (insert_block): Kill.
20861 * c-decl.c (insert_block): Kill.
20863 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
20865 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20866 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20867 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
20869 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
20870 argument, call {push,pop}_function_context from here.
20871 * c-parser.c: Use c_{push,pop}_function_context.
20873 * function.c (push_function_context_to): Move meat ...
20874 (push_function_context): ... here. Simplify.
20875 * function.c (pop_function_context_from): Move meat ...
20876 (pop_function_context): ... here. Simplify.
20877 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
20879 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
20880 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
20881 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
20882 * tree.h (push_function_context_to, pop_function_context_from): Remove.
20884 2008-04-03 Ben Elliston <bje@au.ibm.com>
20886 * expmed.c (extract_force_align_mem_bit_field): Remove.
20888 2008-04-03 Richard Guenther <rguenther@suse.de>
20890 PR middle-end/35800
20891 * expr.h (try_casesi): Adjust prototype.
20892 * expr.c (try_casesi): Take fallback label as extra parameter.
20893 Use that for gen_casesi if default_label is NULL.
20894 * stmt.c (expand_case): Pass fallback label to try_casesi,
20895 make sure to fill gaps with a fallback label if default_label
20898 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
20901 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
20903 2008-04-03 Ben Elliston <bje@au.ibm.com>
20905 * expmed.c (extract_split_bit_field): Remove if (0) code.
20906 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
20907 (do_ds_constraint): Likewise.
20909 2008-04-02 Joseph Myers <joseph@codesourcery.com>
20911 * doc/cppopts.texi (-dU): Document.
20912 * c-common.h (flag_dump_macros): Update comment.
20913 * c-opts.c (handle_OPT_d): Handle -dU.
20914 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
20915 dump_queued_macros, cb_used_define, cb_used_undef): New.
20916 (init_pp_output): Handle -dU.
20917 (cb_line_change): Call dump_queued_macros.
20918 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
20920 2008-04-02 Anatoly Sokolov <aesok@post.ru>
20922 * config/avr/predicates.md (io_address_operand): New predicate.
20923 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
20924 * config/avr/avr.c (avr_io_address_p): Remove function.
20925 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
20926 'avr_io_address_p' function.
20927 (out_movhi_r_mr): (Ditto.).
20928 (out_movqi_mr_r): (Ditto.).
20929 (out_movhi_mr_r): (Ditto.).
20930 (avr_address_cost): (Ditto.).
20932 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
20934 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
20935 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
20936 in 32bit mode when XMM registers are available to avoid store
20938 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
20939 corresponding post-reload splitters.
20941 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20943 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
20944 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
20945 __builtin_ia32_roundss.
20946 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
20947 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
20948 __builtin_ia32_roundss.
20949 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
20950 IX86_BUILTIN_SHUFPD here.
20952 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
20954 * config/i386/i386.md (plogic): New.
20955 (plogicprefix): Likewise.
20957 * config/i386/mmx.md (mmx_<code><mode>3): New.
20958 (mmx_and<mode>3): Removed.
20959 (mmx_ior<mode>3): Likewise.
20960 (mmx_xor<mode>3): Likewise.
20962 * config/i386/sse.md (<code><mode>3): New.
20963 (*<code><mode>3): Likewise.
20964 (*<code><mode>3): Likewise.
20965 (<code><mode>3): Likewise.
20966 (*sse_<code><mode>3): Likewise.
20967 (*sse2_<code><mode>3): Likewise.
20968 (<code>tf3): Likewise.
20969 (*<code>tf3): Likewise.
20970 (and<mode>3): Likewise.
20971 (*and<mode>3): Likewise.
20972 (ior<mode>3): Removed.
20973 (*ior<mode>3): Likewise.
20974 (xor<mode>3): Likewise.
20975 (*xor<mode>3): Likewise.
20976 (*and<mode>3): Likewise.
20977 (*ior<mode>3): Likewise.
20978 (*xor<mode>3): Likewise.
20979 (and<mode>3): Likewise.
20980 (*sse_and<mode>3): Likewise.
20981 (*sse2_and<mode>3): Likewise.
20982 (andtf3): Likewise.
20983 (*andtf3): Likewise.
20984 (ior<mode>3): Likewise.
20985 (*sse_ior<mode>3): Likewise.
20986 (*sse2_ior<mode>3): Likewise.
20987 (iortf3): Likewise.
20988 (*iortf3): Likewise.
20989 (xor<mode>3): Likewise.
20990 (*sse_xor<mode>3): Likewise.
20991 (*sse2_xor<mode>3): Likewise.
20992 (xortf3): Likewise.
20993 (*xortf3): Likewise.
20995 2008-04-02 Richard Guenther <rguenther@suse.de>
20997 PR tree-optimization/14495
20998 PR tree-optimization/34793
20999 * tree-vrp.c (struct switch_update): New structure.
21000 (to_remove_edges, to_update_switch_stmts): New VECs.
21001 (simplify_switch_using_ranges): New function. Remove not taken
21002 case labels and edges.
21003 (simplify_stmt_using_ranges): Call it.
21004 (identify_jump_threads): Mark edges we have queued for removal
21005 so we don't thread them.
21006 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
21008 * tree-cfg.c (group_case_labels): Deal with missing default label.
21009 (tree_verify_flow_info): Allow missing default label.
21010 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
21011 (emit_case_nodes): Likewise.
21012 (expand_case): Do not rely on the default label to be present.
21013 * expr.c (try_casesi): Deal with NULL default_label.
21014 (do_tablejump): Likewise.
21016 2008-04-02 Richard Guenther <rguenther@suse.de>
21018 PR tree-optimization/14495
21019 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
21020 SWITCH_EXPR here ...
21021 (vrp_visit_switch_stmt): ... but here (new function).
21022 (find_case_label_index): New helper function.
21023 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
21025 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21027 * fwprop.c: Fix ISO-C99ism.
21029 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21032 * Makefile.in (objdir): Set it here.
21033 * configure.ac: Not here. Find dynamic linker characteristics.
21034 * exec-tool.in: Use them.
21035 * aclocal.m4: Regenerate.
21036 * configure: Regenerate.
21038 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21040 * expr.c (expand_var): Delete it.
21041 * expr.h (expand_var): Delete prototype.
21042 * function.c (expand_function_start): Use expand_decl instead.
21043 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
21046 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
21048 PR rtl-optimization/35542
21049 * fwprop.c (forward_propagate_and_simplify): Replace
21050 loc_reg_mentioned_in_p with reg_mentioned_p.
21052 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
21054 PR rtl-optimization/35281
21055 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
21056 (propagate_rtx_1): Handle PR_HANDLE_MEM.
21057 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
21058 (varying_mem_p): Move above propagate_rtx.
21059 (all_uses_available_at): Do not check MEMs.
21061 2008-04-02 Rafael Espíndola <espindola@google.com>
21063 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
21064 (register_edge_assert_for_2): Split the cond argument.
21065 (register_edge_assert_for_1): Adjust for the change in
21066 register_edge_assert_for_2.
21067 (register_edge_assert_for): Split the cond argument.
21068 (find_switch_asserts): Adjust for the change in
21069 register_edge_assert_for.
21071 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
21073 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
21074 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
21075 offsets for 64-bit mingw.
21076 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
21077 abi for x86_64-pc-mingw.
21079 2008-04-02 Richard Guenther <rguenther@suse.de>
21081 * tree-vrp.c (extract_range_from_assert): Make sure to not
21082 produce range min/max with TREE_OVERFOW set.
21083 If merging a anti-range and a range keep the anti-range if
21084 the range covers all values of the type.
21085 (register_edge_assert_for_2): Only allow sign-changing
21086 conversions in detecting canonical range checks. Also
21087 register an assert for the unsigned name if useful.
21089 PR tree-optimization/35787
21090 * tree-vrp.c (vrp_val_max): New function.
21091 (vrp_val_min): Likewise.
21092 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
21093 (vrp_val_is_min): Likewise.
21094 (supports_overflow_infinity): Use vrp_val_{min,max}.
21095 (negative_overflow_infinity): Likewise.
21096 (positive_overflow_infinity): Likewise.
21097 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
21098 (is_positive_overflow_infinity): Likewise.
21099 (is_overflow_infinity): Likewise.
21100 (avoid_overflow_infinity): Use vrp_val_{min,max} and
21101 vrp_val_is_{min,max}.
21102 (set_and_canonicalize_value_range): Canonicalize anti-ranges
21103 to ranges if possible. Avoid empty ranges.
21105 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21107 PR middle-end/35705
21108 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
21109 the expression is a function address.
21111 2008-04-01 George Helffrich <george@gcc.gnu.org>
21113 PR fortran/35154, fortran/23057
21114 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
21115 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
21116 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
21117 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
21119 (dbxout_syms): Check for COMMON-based symbol and wrap in
21120 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
21121 in bracket for efficiency.
21123 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
21124 using DW_TAG_common_block + member offset.
21125 (add_pubname_string): New function.
21126 (dw_expand_expr): New function to find block name and offset for
21128 (common_check): New function to check whether symbol in Fortran COMMON.
21129 (gen_variable_die): If COMMON, use DW_TAG_common_block.
21131 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
21134 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
21136 2008-04-02 Ben Elliston <bje@au.ibm.com>
21138 * config/v850/v850.md (casesi): Remove if (0) code.
21139 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
21140 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
21142 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
21144 * config/i386/i386.md (rex64suffix): New mode attribute.
21145 (floathi<mode>2): Disable expander for SSE math.
21146 (*floathi<mode>2_1): New insn insn_and_split pattern.
21147 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
21148 corresponding post-reload splitters.
21149 (*floathi<mode>2_i387): New macroized insn pattern.
21150 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
21151 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
21152 insn_and_split pattern.
21153 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
21154 New macroized instruction patterns and corresponding post-reload
21156 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
21157 and corresponding post-reload splitters.
21158 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
21159 New macroized instruction patterns.
21160 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
21161 macroized instruction patterns and corresponding post-reload splitters.
21162 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
21163 corresponding post-reload splitters.
21164 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
21165 New macroized instruction patterns.
21166 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
21167 corresponding post-reload splitters.
21168 (*floatsi<mode>2_i387): New macroized instruction patterns.
21170 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
21172 * config/i386/i386.md (smaxmin): New.
21173 (umaxmin): Likewise.
21174 (maxminiprefix): Likewise.
21175 (maxminfprefix): Likewise.
21176 (<code><mode>3): Likewise.
21177 (smin<mode>3): Removed.
21178 (smax<mode>3): Likewise.
21180 * config/i386/mmx.md (mmx_<code>v2sf3): New.
21181 (mmx_<code>v4hi3): Likewise.
21182 (mmx_<code>v8qi3): Likewise.
21183 (mmx_smaxv2sf3): Removed.
21184 (mmx_sminv2sf3): Likewise.
21185 (mmx_umaxv8qi3): Likewise.
21186 (mmx_smaxv4hi3): Likewise.
21187 (mmx_uminv8qi3): Likewise.
21188 (mmx_sminv4hi3): Likewise.
21190 * config/i386/sse.md (<addsub><mode>3): New.
21191 (*<addsub><mode>3): Likewise.
21192 (<sse>_vm<addsub><mode>3): Likewise.
21193 (<maxmin><mode>3): Likewise.
21194 (*<maxmin><mode>3_finite): Likewise.
21195 (*<maxmin><mode>3): Likewise.
21196 (<sse>_vm<maxmin><mode>3): Likewise.
21197 (sse3_h<addsub>v4sf3): Likewise.
21198 (sse3_h<addsub>v2df3): Likewise.
21199 (<maxmin>v16qi3): Likewise.
21200 (*<maxmin>v16qi3): Likewise.
21201 (<maxmin>v8hi3): Likewise.
21202 (*<maxmin>v8hi3): Likewise.
21203 (*sse4_1_<maxmin><mode>3): Likewise.
21204 (*sse4_1_<maxmin><mode>3): Likewise.
21205 (add<mode>3): Removed.
21206 (*add<mode>3): Likewise.
21207 (<sse>_vmadd<mode>3): Likewise.
21208 (sub<mode>3): Likewise.
21209 (*sub<mode>3): Likewise.
21210 (<sse>_vmsub<mode>3): Likewise.
21211 (smin<mode>3): Likewise.
21212 (*smin<mode>3_finite): Likewise.
21213 (*smin<mode>3): Likewise.
21214 (<sse>_vmsmin<mode>3): Likewise.
21215 (smax<mode>3): Likewise.
21216 (*smax<mode>3_finite): Likewise.
21217 (*smax<mode>3): Likewise.
21218 (<sse>_vmsmax<mode>3): Likewise.
21219 (sse3_haddv4sf3): Likewise.
21220 (sse3_haddv2df3): Likewise.
21221 (sse3_hsubv4sf3): Likewise.
21222 (sse3_hsubv2df3): Likewise.
21223 (umaxv16qi3): Likewise.
21224 (*umaxv16qi3): Likewise.
21225 (smaxv8hi3): Likewise.
21226 (*smaxv8hi3): Likewise.
21227 (*sse4_1_smax<mode>3): Likewise.
21228 (*sse4_1_umax<mode>3): Likewise.
21229 (uminv16qi3): Likewise.
21230 (*uminv16qi3): Likewise.
21231 (sminv8hi3): Likewise.
21232 (*sminv8hi3): Likewise.
21233 (*sse4_1_smin<mode>3): Likewise.
21234 (*sse4_1_umin<mode>3): Likewise.
21236 2008-04-01 Rafael Espíndola <espindola@google.com>
21238 * tree-cfg.c (verify_expr): remove in_phi.
21239 (verify_stmt): Don't call walk_tree with verify_expr. Use
21240 is_gimple_min_invariant instead of is_gimple_val.
21242 2008-04-01 Joseph Myers <joseph@codesourcery.com>
21244 * doc/include/gpl_v3.texi: Update for manpage generation.
21245 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
21247 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
21248 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
21249 gpl_v3.texi instead of gpl.texi.
21252 2008-04-01 Jakub Jelinek <jakub@redhat.com>
21255 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
21257 2008-04-01 Rafael Espíndola <espindola@google.com>
21259 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
21260 (extract_code_and_val_from_cond): Use
21261 extract_code_and_val_from_cond_with_ops.
21263 2008-04-01 Jan Hubicka <jh@suse.cz>
21265 * function.c (free_after_compilation): Free epilogue_delay_list.
21266 (prepare_function_start): Assert that previous compilation was freed.
21268 2008-04-01 Jan Hubicka <jh@suse.cz>
21269 Jim Wilson <wilson@tuliptree.org>
21270 Andreas Tobler <andreast@gcc.gnu.org>
21272 PR middle-end/35781
21273 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
21274 rtl.emit instead cfun->emit.
21275 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
21276 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
21278 2008-04-01 Ben Elliston <bje@au.ibm.com>
21280 * doc/c-tree.texi (Function Basics): Fix grammatical error.
21282 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
21284 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
21286 (fprofile-use): Add var flag_profile_use
21287 * coverage.c (coverage_begin_output): Do not open a gcno file for
21288 output only if -ftest-coverage is set.
21289 Do not add getpwd() to gcda file path.
21290 (build_gcov_info): Check the new flag
21291 flag_profile_datafile_relative_path.
21292 (coverage_init): Use profile_data_prefix.
21293 Read profile counter only if flag_profile_use is set.
21294 * opts.c (common_handle_option): New option fprofile-use=,
21295 fprofile-dir=, fprofile-generate=.
21296 * toplev.c (profile_data_prefix): New variable definition.
21297 * toplev.h (profile_data_prefix): New declaration.
21298 * doc/invoke.tex (Option Summary, Optimization Options):
21301 2008-03-31 James E. Wilson <wilson@tuliptree.org>
21303 * varasm.c (output_constant_pool_1): In LABEL_REF check,
21304 use tmp consistently.
21307 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
21308 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21309 UNSPEC_FR_RECIP_APPROX_RES.
21310 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
21312 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
21315 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
21317 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
21319 PR middle-end/30186
21320 * fold-const.c (fold_indirect_ref_1): Support accessing non first
21321 element of the vector via a pointer.
21323 2008-03-31 Ian Lance Taylor <iant@google.com>
21325 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
21327 2008-03-31 Jan Hubicka <jh@suse.cz>
21329 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21330 get_arg_pointer_save_area.
21331 * expr.c (init_expr): Just clear out rtl.expr.
21332 * function.c (free_after_compilation): Clear out whole RTL structure.
21333 (get_func_frame_size): Merge into ...
21334 (get_frame_size): ... this one.
21335 (assign_stack_local_1): Merge into ...
21336 (assign_stack_local): ... this one.
21337 (expand_function_end): Update call of get_arg_pointer_save_area.
21338 (get_art_pointer_save_area): Remove cfun argument.
21339 * function.h (emit_status): regno_pointer_align does not need length
21340 attribute. Move x_regno_reg_rtx to ...
21341 (regno_reg_rtx): ... new global array.
21342 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
21343 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
21344 apply_args_value, forced_labels, stack_pointer_delta):
21346 (struct varasm_status): Move here from varasm.c
21347 (struct rtl_data): New. Move here some fields from struct function.
21348 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21349 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21350 used_temp_slots avail_temp_slots, temp_slot_level,
21351 nonlocal_goto_handler_labels): Update accesstors.
21352 (rtl): New global variable.
21353 (struct function): Move some fileds to rtl_data.
21354 (get_arg_pointer_save_area): Update prototype.
21355 * emit-rtl.c (rtl): Declare.
21356 (regno_reg_rtx): Declare.
21357 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21359 (gen_reg_rtx): Update.
21360 (init_virtual_regs): Do not tate emit_status argument.
21361 (init_emit): Do not allocate emit.
21362 * varasm.c (varasm_statuc): Move to function.h.
21363 (n_deferred_constatns): Update accestor.
21364 (init_varasm_status): Do not allocate varasm_status.
21365 (force_const_mem, get_pool_size, output_constant_pool): Update.
21366 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21367 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21369 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
21371 PR rtl-optimization/35729
21372 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
21375 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
21378 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
21379 load/store if memory is unaligned.
21380 (*movti_rex64): Likewise.
21382 * config/i386/predicates.md (misaligned_operand): New.
21384 2008-03-31 Andrew Pinski <pinskia@gmail.com>
21387 * tree-ssa-phiopt.c (conditional_replacement): Return early for
21390 2008-03-31 Jan Beulich <jbeulich@novell.com>
21392 * config/ia64/constraints.md: Add 'j' constraint.
21393 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
21394 (movdi_internal): Likewise.
21396 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
21399 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
21401 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
21404 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
21405 proper error message for the third argument on blendpd and
21408 * config/i386/sse.md (blendbits): New.
21409 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
21411 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
21413 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
21415 2008-03-30 Richard Guenther <rguenther@suse.de>
21417 PR middle-end/31023
21418 * fold-const.c (fold_sign_changed_comparison): Do leave
21419 conversions to base-types alone.
21421 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
21423 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
21424 the link register if one altivec register is be saved.
21426 2008-03-30 Ben Elliston <bje@au.ibm.com>
21428 * final.c (final_scan_insn): Remove if (0) code.
21430 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
21432 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
21434 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
21436 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
21437 of V4SFmode to ix86_binary_operator_ok.
21439 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
21441 * config/i386/i386.c (override_options): Initialize
21442 ix86_veclib_handler to ix86_veclibabi_svml when
21443 -mveclibabi=svml is used.
21444 (ix86_veclibabi_svml): New function for SVML ABI style
21445 vectorization support.
21446 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
21448 2008-03-28 Rafael Espíndola <espindola@google.com>
21450 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
21451 (tree_binary_nonnegative_warnv_p): Make it public.
21452 (tree_single_nonnegative_warnv_p): Make it public.
21453 (tree_invalid_nonnegative_warnv_p): Make it public.
21454 (tree_unary_nonzero_warnv_p): Make it public.
21455 (tree_binary_nonzero_warnv_p): Make it public
21456 (tree_single_nonzero_warnv_p): Make it public.
21457 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
21458 (extract_range_from_binary_expr): Split the expr argument.
21459 (extract_range_from_unary_expr): Split the expr argument.
21460 (extract_range_from_comparison): Split the expr argument.
21461 (extract_range_from_expr): Use the new aux functions.
21462 (vrp_evaluate_conditional_warnv): Use
21463 vrp_evaluate_conditional_warnv_with_ops.
21464 * tree.h (tree_unary_nonzero_warnv_p): Declare.
21465 (tree_binary_nonzero_warnv_p): Declare.
21466 (tree_single_nonzero_warnv_p): Declare.
21467 (tree_expr_nonzero_warnv_p): Declare.
21468 (tree_unary_nonnegative_warnv_p): Declare.
21469 (tree_binary_nonnegative_warnv_p): Declare.
21470 (tree_single_nonnegative_warnv_p): Declare.
21471 (tree_invalid_nonnegative_warnv_p): Declare.
21473 2008-03-28 Richard Guenther <rguenther@suse.de>
21475 PR tree-optimization/30317
21476 PR tree-optimization/30911
21477 PR tree-optimization/34793
21478 * tree-vrp.c (set_and_canonicalize_value_range): New function.
21479 (struct assert_locus_d): New member EXPR.
21480 (register_new_assert_for): Add EXPR parameter to support
21481 ASSERT_EXPR <name, expr OP limit>.
21482 (register_edge_assert_for_1): Adjust callers.
21483 (find_assert_locations): Likewise.
21484 (process_assert_insertions_for): Build condition from expression.
21485 (extract_range_from_assert): Handle ASSERT_EXPRs
21486 of the form ASSERT_EXPR <name, expr OP limit>.
21487 (register_edge_assert_for_2): New helper registering
21488 asserts for comparisons. Recognize range tests of the form
21489 (unsigned)i - CST1 OP CST2.
21490 (register_edge_assert_for_1): Use it.
21491 (register_edge_assert_for): Likewise.
21492 (needs_overflow_infinity): Integer sub-types
21493 do not need overflow infinities.
21494 (vrp_val_is_max): The extreme values of integer sub-types
21495 are those of the base type.
21496 (vrp_val_is_min): Likewise.
21497 * tree.def (ASSERT_EXPR): Document extra allowed conditional
21500 2008-03-28 Nick Clifton <nickc@redhat.com>
21503 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
21504 Return GENERAL_REGS for stack adjustment reloads.
21506 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
21509 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
21510 const_vector when all the vectors are constant.
21512 2008-03-27 Bob Wilson <bob.wilson@acm.org>
21514 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
21516 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
21517 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
21519 (s<code>_sf): Use new scc_sf attribute for opcode names.
21521 2008-03-27 Tom Tromey <tromey@redhat.com>
21523 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
21524 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
21525 config/spu/t-spu-elf, config/i386/t-interix,
21526 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
21527 config/i386/x-darwin, config/i386/x-mingw32,
21528 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
21529 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
21530 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
21531 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
21532 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
21533 config/rs6000/x-darwin, config/rs6000/t-rs6000,
21534 config/score/t-score-elf, config/arm/t-strongarm-pe,
21535 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
21536 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
21537 Revert automatic dependency patch.
21539 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
21542 * config/i386/i386.c (ix86_function_arg_boundary): Align
21543 decimal floating point to its natural boundary.
21545 2008-03-27 Richard Guenther <rguenther@suse.de>
21547 PR middle-end/35716
21548 * fold-const.c (fold_comparison): Restrict distinct decl
21549 comparison folding to VAR_DECLs and PARM_DECLs. Do not
21550 solely rely on operand_equal_p.
21552 2008-03-27 Richard Guenther <rguenther@suse.de>
21555 * c-common.c (handle_weak_attribute): Reject combination of
21558 2008-03-27 Richard Guenther <rguenther@suse.de>
21560 PR tree-optimization/32810
21561 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
21562 conversions from DECL_INITIAL.
21563 (fold_const_aggregate_ref): Likewise from constructor elements.
21565 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
21567 * tree-affine.h (aff_combination_expand): Declare.
21568 (get_inner_reference_aff): Likewise.
21569 * tree-affine.c (aff_combination_expand): Split out from
21570 tree_to_aff_combination_expand.
21571 (get_inner_reference_aff): New function.
21572 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
21573 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
21574 (struct lim_aux_data): sm_done field removed.
21575 (mem_ref_loc_p, mem_ref_locs_p): New types.
21576 (struct mem_ref): Added id, stored, accesses_in_loop,
21577 indep_loop, dep_loop, indep_ref, dep_ref fields.
21578 Removed is_stored, locs and next fields.
21579 (memory_accesses): New variable.
21580 (movement_possibility): Do not allow moving statements
21581 that store to memory.
21582 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
21584 (determine_max_movement): For statements with memory references,
21585 find the outermost loop in that the reference is independent.
21586 (move_computations_stmt): Mark the virtual operands for renaming.
21587 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
21588 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
21589 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
21590 add_vop_ref_mapping, create_vop_ref_mapping_loop,
21591 create_vop_ref_mapping, analyze_memory_references,
21592 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
21593 get_all_locs_in_loop, ref_always_accessed_p,
21594 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
21595 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
21596 store_motion_loop, store_motion): New functions.
21597 (struct vop_to_refs_elt): New type.
21598 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
21599 memref_hash, memref_eq, hoist_memory_references): Rewritten.
21600 (schedule_sm): Replaced by...
21601 (execute_sm): ... this.
21602 (determine_lsm_ref, hoist_memory_references,
21603 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
21604 find_more_ref_vops, free_mem_ref, free_mem_refs,
21605 determine_lsm_loop, determine_lsm): Removed.
21606 (tree_ssa_lim_finalize): Free data structures used by store motion.
21607 (tree_ssa_lim): Call analyze_memory_references. Use
21608 store_motion instead of determine_lsm.
21610 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21612 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
21613 rename tmake_file to m68hc11/t-m68hc11.
21614 (mcore): Set inhibit_libc to true.
21615 * config.host (alpha*-dec-*vms*): Set extra_programs.
21616 (interix3*): Don't use host_xmake_file.
21617 * configure.ac: Let config.gcc override inhibit_libc.
21618 * configure: Regenerate.
21620 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
21621 * config/t-openbsd-thread: Remove commented out lines.
21623 * config/x-interix: Remove.
21625 * config/m68hc11/t-m68hc11-gas: Rename to...
21626 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
21628 * config/mcore/t-mcore: Remove T_CFLAGS.
21629 * config/mcore/t-mcore-pe: Likewise.
21631 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
21633 * configure.ac: Replace custom __GNU_SOURCE test with
21634 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
21635 * aclocal.m4: Regenerate.
21636 * configure: Regenerate.
21637 * config.in: Regenerate.
21639 2008-03-27 Richard Guenther <rguenther@suse.de>
21641 * fold-const.c (target.h): Include.
21642 (fold_comparison): Fold comparison of addresses of decls
21643 that bind locally or of constants. Consolidate address folding code.
21644 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
21645 results from fold_binary_to_constant.
21646 (compare_values_warnv): Likewise.
21648 2008-03-27 Andrew Pinski <pinskia@gmail.com>
21650 PR middle-end/35429
21651 * fold-const.c (fold_truthop): Check for integeral types when folding
21652 a == 0 && b == 0 and a != 0 || b != 0 .
21654 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
21656 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
21658 2008-03-26 Andreas Schwab <schwab@suse.de>
21660 * doc/invoke.texi: Fix use of @item vs. @itemx.
21662 2008-03-26 Tom Tromey <tromey@redhat.com>
21664 * Makefile.in (build/gensupport.o, build/print-rtl.o,
21665 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
21666 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
21667 build/gencodes.o, build/genconditions.o, build/genconfig.o,
21668 build/genconstants.o, build/genemit.o, build/genextract.o,
21669 build/genflags.o, build/genmddeps.o, build/genopinit.o,
21670 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
21673 2008-03-26 Richard Guenther <rguenther@suse.de>
21676 2008-03-26 Richard Guenther <rguenther@suse.de>
21678 * fold-const.c (target.h): Include.
21679 (fold_comparison): Fold comparison of addresses of two decls
21680 that bind locally. Consolidate address folding code.
21682 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21684 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
21685 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
21686 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
21687 dconstsqrt2, dconstthird, dconste and/or dconst10.
21688 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
21689 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
21690 dconstsqrt2, dconste): Delete.
21691 (init_emit_once): Likewise. Simplify initializing dconstm1.
21693 * real.c (get_real_const): New.
21694 * real.h (dconst3, dconst10, dconstm2, dconstthird,
21695 dconstsqrt2, dconste): Delete.
21696 (real_value_const, get_real_const): New.
21698 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
21700 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
21702 * config/i386/i386.c (ix86_function_arg_boundary): Check
21703 BIGGEST_ALIGNMENT instead of 128.
21704 (setup_incoming_varargs_64): Likewise.
21706 2008-03-26 Tom Tromey <tromey@redhat.com>
21708 * Makefile.in (DEPFILES): Add missing '/'.
21710 2008-03-26 Richard Guenther <rguenther@suse.de>
21712 * fold-const.c (target.h): Include.
21713 (fold_comparison): Fold comparison of addresses of two decls
21714 that bind locally. Consolidate address folding code.
21716 2008-03-26 Nick Clifton <nickc@redhat.com>
21719 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
21720 not allow INT+INT as a legitimate addressing mode.
21722 2008-03-26 Richard Guenther <rguenther@suse.de>
21724 * tree-flow.h (widen_bitfield): Remove declaration.
21725 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
21726 (widen_bitfield): Remove function.
21727 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
21730 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
21733 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
21736 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
21738 PR rtl-optimization/35232
21739 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
21740 (forget_old_reloads_1, forget_marked_reloads): Don't clear
21741 reg_reloaded_call_part_clobbered here.
21742 (reload_regs_reach_end_p): New function.
21743 (reload_reg_rtx_for_input): New variable.
21744 (reload_reg_rtx_for_output): Likewise.
21745 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
21746 when reassigning a pseudo register. Load reloadreg from
21747 reload_reg_rtx_for_input, moving the mode and register
21749 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
21750 instead of the original when deciding whether an input reload
21751 would be a no-op or whether an output reload can be deleted.
21752 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
21753 when setting up new_spill_reg_store. Load it from
21754 reload_reg_rtx_for_output, moving the mode and register
21756 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
21757 instead of the original when deciding whether an output reload
21758 would be a no-op. Do the same when modifying insn notes.
21759 Use rtx_equal_p instead of == to compare the registers.
21760 (inherit_piecemeal_p): Take a mode and two register numbers
21762 (emit_reload_insns): Clear new_spill_reg_store for every hard
21763 register in the reload register. Remove spill registers
21764 from reg_reloaded_valid before considering whether to record
21765 inheritance information for them. Use reload_reg_rtx_for_output
21766 instead of reg_rtx when recording output reloads. Use
21767 reload_reg_rtx_for_input instead of reg_rtx when recording
21768 input reloads. Set or clear reg_reloaded_call_part_clobbered
21769 at the same time as setting reg_reloaded_valid.
21770 (delete_output_reload): Add a new_reload_reg parameter and use it
21771 instead of rld[j].reg_rtx.
21772 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
21775 2008-03-25 Tom Tromey <tromey@redhat.com>
21777 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
21778 (build/genattr.o): Likewise.
21779 (build/genattrtab.o): Likewise.
21780 (build/gencodes.o): Likewise.
21781 (build/genconfig.o): Likewise.
21782 (build/genconstants.o): Likewise.
21783 (build/genemit.o): Likewise.
21784 (build/genextract.o): Likewise.
21785 (build/genflags.o): Likewise.
21787 2008-03-25 Bob Wilson <bob.wilson@acm.org>
21789 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
21790 instead of size_int for integer types.
21791 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
21792 to match type of MINUS_EXPR.
21794 2008-03-25 Tom Tromey <tromey@redhat.com>
21796 * configure: Rebuilt.
21797 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
21800 2008-03-25 Tom Tromey <tromey@redhat.com>
21802 * config/x-solaris (host-solaris.o): Update.
21803 * config/x-linux (host-linux.o): Update.
21804 * config/x-hpux (host-hpux.o): Update.
21805 * config/x-darwin (host-darwin.o): Update.
21806 * config/v850/t-v850e (v850-c.o): Update.
21807 * config/v850/t-v850 (v850-c.o): Update.
21808 * config/t-vxworks (vxworks.o): Update.
21809 * config/t-sol2 (sol2-c.o, sol2.o): Update.
21810 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
21811 * config/spu/t-spu-elf (spu-c.o): Update.
21813 * config/sh/t-symbian (sh-c.o): Update.
21814 (symbian.o): Update.
21815 * config/sh/t-sh (sh-c.o): Update.
21816 * config/score/t-score-elf (score7.o, score3.o): Update.
21817 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
21818 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
21819 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
21820 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
21821 (rs6000.o): Remove.
21822 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
21823 * config/m32c/t-m32c (m32c-pragma.o): Update.
21824 * config/ia64/t-ia64 (ia64-c.o): Update.
21825 * config/i386/x-mingw32 (host-mingw32.o): Update.
21826 * config/i386/x-i386 (driver-i386.o): Update.
21827 * config/i386/x-darwin (host-i386-darwin.o): Update.
21828 * config/i386/x-cygwin (host-cygwin.o): Update.
21829 * config/i386/t-nwld (nwld.o): Update.
21830 * config/i386/t-netware (netware.o): Update.
21831 * config/i386/t-interix (winnt.o): Update.
21832 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
21833 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
21834 msformat-c.o): Update.
21835 * config/bfin/t-bfin-linux (generated_files): Add
21836 linux-sysroot-suffix.h.
21837 * config/arm/t-wince-pe (pe.o): Update.
21838 * config/arm/t-strongarm-pe (pe.o): Update.
21839 * config/arm/t-pe (pe.o): Update.
21840 * config/arm/t-arm (arm-c.o): Update.
21841 * doc/install.texi (Prerequisites): Require make 3.80.
21842 * Makefile.in: Remove .o targets.
21843 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
21844 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
21845 (simple_generated_h, simple_generated_c): Move earlier.
21846 (generated_files): New variable.
21847 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
21848 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
21849 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
21850 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
21851 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
21852 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
21853 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
21854 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
21855 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
21856 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
21857 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
21858 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
21860 (COMPILE.base, COMPILE): New variables.
21861 (%.o): New pattern rule.
21862 (ALL_HOST_OBJS): New variable.
21863 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
21864 (dummy-checksum.o, cc1-checksum.o): Remove.
21865 (DRIVER_SHLIB): New variable.
21866 (DRIVER_DEFINES): Use it.
21867 (gencondmd.c): Move out of build/.
21868 (s-conditions): Update.
21869 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
21870 (ALL_BUILD_OBJS): Likewise.
21871 (build/%.o): Use BUILDCOMPILE.
21872 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
21873 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
21874 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
21875 build/gencheck.o, build/gencodes.o, build/genconditions.o,
21876 build/genconfig.o, build/genconstants.o, build/genemit.o,
21877 build/genextract.o, build/genflags.o, build/genmddeps.o,
21878 build/genopinit.o, build/genoutput.o, build/genpeep.o,
21879 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
21880 build/gen-protos.o, build/scan.o, build/fix-header.o,
21881 build/scan-decls.o): Simplify.
21882 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
21883 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
21884 prefix.o, toplev.o): Reduce to variable setting.
21885 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
21886 ($(out_object_file), gcc-options.o): New targets.
21887 ($(ALL_HOST_OBJS)): New target. Include dependency files.
21888 * configure: Rebuilt.
21889 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
21890 * doc/sourcebuild.texi (Front End Directory): Document new variable.
21892 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
21894 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
21895 complain when we hit an error, return ERROR_MARK_NODE.
21897 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21899 * config/sh/constraints.md (Pso, Psz): New constraints.
21900 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
21901 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
21903 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21905 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
21906 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
21908 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
21910 * config/sh/sh.md (prefetch): Add condition for SH2A target.
21911 (prefetch_sh2a): New.
21913 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21914 Naveen.H.S <naveen.hs@kpitcummins.com>
21916 * config/sh/constraints.md (I28): New constraint.
21917 * config/sh/sh.c (broken_move): Add support for movi20s.
21918 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
21920 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
21921 Jayant Sonar <Jayant.sonar@kpitcummins.com>
21922 Naveen.H.S <naveen.hs@kpitcummins.com>
21924 * config/sh/sh.c (SH_ATTRIBUTES): Define.
21925 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
21926 (print_operand): Handle resbank in %@ operand code.
21927 (sh_encode_section_info): New.
21928 (push_regs): Add conditions for resbank.
21929 (sh_expand_epilogue): Likewise.
21930 (sh_insert_attributes): Likewise.
21931 (sh_attribute_table): Likewise.
21932 (sh_handle_resbank_handler_attribute): New.
21933 (sh2a_handle_function_vector_handler_attribute): New.
21934 (sh2a_is_function_vector_call): New.
21935 (sh2a_get_function_vector_number): New.
21936 (sh2a_function_vector_p): New.
21937 (sh_cfun_resbank_handler_p): New.
21938 * config/sh/sh.md (calli): Emit jsr/n if possible.
21939 (calli_tbr_rel): New.
21940 (calli_pcrel): Emit jsr/n if possible.
21941 (return_i): Emit rts/n if possible.
21942 (call_valuei_tbr_rel): New.
21943 (call_valuei_pcrel): Add condition for SH2A target.
21944 (call_value): Likewise.
21945 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
21946 (sh2a_get_function_vector_number): Likewise.
21947 (sh2a_is_function_vector_call): Likewise.
21948 * doc/extend.texi: Document TBR relative addressing of SH2A.
21949 (resbank): Add description for SH2A.
21951 2008-03-24 Richard Guenther <rguenther@suse.de>
21954 * gimplify.c (gimplify_modify_expr): For frontend type-correct
21955 pointer assignments change conversions according to middle-end rules.
21956 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
21957 * configure.ac: Include type checking in yes.
21958 * configure: Regenerate.
21960 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21962 * diagnostic.c (diagnostic_count_diagnostic): Delete.
21963 (diagnostic_report_diagnostic): Update. Handle ICEs here.
21965 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
21967 * gthr-vxworks.h (UNUSED): Define.
21969 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
21971 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
21973 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
21975 * doc/extend.texi (Function Attributes): Add missing comma in the
21976 example of the "alloc_size" attribute.
21978 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
21981 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21983 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21986 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
21989 * stor-layout.c (update_alignment_for_field): Set minimum alignment
21990 of the underlying type of a MS bitfield layout to the natural
21991 alignment of the type.
21993 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
21995 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
21996 to their natural alignment to avoid store forwarding stalls.
21998 2008-03-22 Richard Guenther <rguenther@suse.de>
22000 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
22001 For PHI nodes verify the address is invariant.
22002 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
22003 (get_symbol_constant_value): Use is_gimple_min_invariant.
22004 (maybe_fold_stmt_indirect): Likewise.
22006 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
22008 PR rtl-optimization/33927
22009 * Makefile.in (dse.o): Depend on $(TM_P_H).
22010 * expr.h (extract_low_bits): Declare.
22011 * expmed.c (extract_low_bits): New function.
22012 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
22013 * dse.c: Include tm_p.h.
22014 (find_shift_sequence): Remove the read_reg argument and return the
22015 read value. Emit the instructions instead of returning them.
22016 Iterate on new_mode rather than calculating it each time.
22017 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
22018 source to NEW_MODE and extract_low_bits to convert the shifted
22019 value to READ_MODE.
22020 (replace_read): Allow the load and store to have different mode
22021 classes. Use extract_low_bits when SHIFT == 0. Create the shift
22022 or extraction instructions before trying the replacement. Update
22023 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
22025 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
22027 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
22028 to their natural alignment to avoid store forwarding stalls.
22030 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
22033 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
22034 encouraging but not allowing gprs for input;
22035 change the input constraint to !f#r.
22036 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
22038 change the output constraint to !f#r.
22040 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
22043 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
22044 corresponding post-reload splitters.
22045 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
22046 when x87 FP math is selected.
22047 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
22048 New function prototype.
22049 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
22050 unreachable function to ease macroization of insn patterns.
22052 2008-03-21 Martin Jambor <mjambor@suse.cz>
22054 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
22055 reference dumps if ddr is NULL or dependence is unknown.
22057 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22059 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
22060 unsigned extension into account.
22061 (ATOMIC_COMPARE_AND_SWAP): Likewise.
22062 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
22063 Do computations on a scratch register.
22065 2008-03-21 Richard Guenther <rguenther@suse.de>
22067 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
22068 Use is_gimple_min_invariant instead of TREE_INVARIANT.
22069 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
22070 * tree-ssa-dom.c (record_equality): Likewise.
22071 * tree-inline.c (copy_body_r): Likewise.
22072 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
22075 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
22077 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
22078 as 'delete_unused' argument.
22080 2008-03-20 Richard Guenther <rguenther@suse.de>
22082 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
22083 special casing of constant qualifiers.
22084 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
22085 care about them in general.
22086 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
22087 regardless of their type.
22088 (fold_stmt_r): Forcefully fold *& if we end up with that.
22090 2008-03-20 Paul Brook <paul@codesourcery.com>
22092 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
22093 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
22095 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
22097 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
22098 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
22100 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
22102 * common.opt (Wmudflap): New option.
22103 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
22104 (mx_register_decls): Likewise.
22105 (mudflap_finish_file): Likewise.
22106 * doc/invoke.texi: Document -Wno-mudflap.
22108 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
22110 * c-format.c (replace_format_name_to_system_name): New.
22111 (cmp_attribs): New.
22112 (convert_format_name_to_system_name): New.
22113 (decode_format_attr): Add use of convert_format_name_to_system_name.
22114 (format_types_orig): Add gnu_ prefix to names.
22115 (check_format_info_main): Special treating of \0 escaped names for
22116 supporting multi-character format specifiers as I32, I64.
22117 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
22118 (gnu_target_overrides_format_attributes): New.
22119 * c-format.h: Add structure target_ovr_attr to hold
22120 system specific formatter names.
22121 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
22122 msformat-c.o file to c_target_objs and cxx_target_objs.
22123 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22124 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
22125 (TARGET_N_FORMAT_TYPES): New.
22126 * config/i386/msformat-c.c: New.
22127 * config/i386/t-cygming: Add build rule for msformat-c.o.
22128 * doc/extend.texi: Add new format names gnu_* and ms_* and
22130 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
22132 2008-03-20 Ira Rosen <irar@il.ibm.com>
22134 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
22135 optimizations turned on under -O3.
22136 (ftree-vectorize): Add that the flag is turned on with -O3.
22138 2008-03-20 Ben Elliston <bje@au.ibm.com>
22140 * regmove.c (try_auto_increment): Fix spelling error in comment.
22141 * final.c (final_scan_insn): Likewise.
22143 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
22146 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
22147 allocator preferences for "y" and "r" class registers.
22148 ("*mov<mode>_internal"): Ditto.
22149 ("*movv2sf_internal_rex64"): Ditto.
22150 ("*movv2sf_internal"): Ditto.
22152 2008-03-19 Michael Matz <matz@suse.de>
22154 PR middle-end/35616
22155 * calls.c (expand_call): Check overlap of arguments with call
22156 address for sibcalls.
22158 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
22161 * stor-layout.c (update_alignment_for_field): Set minimum alignment
22162 of the underlying type of a MS bitfield layout to the natural
22163 alignment of the type.
22165 2008-03-19 Jan Hubicka <jh@suse.cz>
22168 * toplev.c (decode_d_option): Handle all CPP flags.
22169 * tree-vrp.c: Update tree_pass descriptors.
22170 * regrename.c: Update tree_pass descriptors.
22171 * fwprop.c: Update tree_pass descriptors.
22172 * doc/invoke.texi: Remove documentation of dropped -d? flags.
22173 * tree-into-ssa.c: Update tree_pass descriptors.
22174 * tree-dump.c: Update tree_pass descriptors.
22175 * tree-complex.c: Update tree_pass descriptors.
22176 * tree-dump.h: Update tree_pass descriptors.
22177 * see.c: Update tree_pass descriptors.
22178 * cgraphbuild.c: Update tree_pass descriptors.
22179 * tracer.c: Update tree_pass descriptors.
22180 * tree-loop-distribution.c: Update tree_pass descriptors.
22181 * cgraph.c: Update tree_pass descriptors.
22182 * postreload-gcse.c: Update tree_pass descriptors.
22183 * postreload.c: Update tree_pass descriptors.
22184 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
22185 * tree-tailcall.c: Update tree_pass descriptors.
22186 * tree-pass.h (tree_opt_pass): Rename to ...
22187 (opt_pass) ... this one; add "type" field and remove letter field.
22188 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
22189 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
22190 all_lowering_passes): Update declaration.
22191 * ipa-cp.c: Update tree_pass descriptors.
22192 * final.c: Update tree_pass descriptors.
22193 * omp-low.c: Update tree_pass descriptors.
22194 * tree-ssa-dse.c: Update tree_pass descriptors.
22195 * ipa-reference.c: Update tree_pass descriptors.
22196 * tree-ssa-uncprop.c: Update tree_pass descriptors.
22197 * auto-inc-dec.c: Update tree_pass descriptors.
22198 * reorg.c: Update tree_pass descriptors.
22199 * cgraphunit.c: Update tree_pass descriptors.
22200 * tree-ssa-copyrename.c: Update tree_pass descriptors.
22201 * tree-ssa-ccp.c: Update tree_pass descriptors.
22202 * df-core.c: Update tree_pass descriptors.
22203 * mode-switching.c: Update tree_pass descriptors.
22204 * tree-nomudflap.c: Update tree_pass descriptors.
22205 * modulo-sched.c: Update tree_pass descriptors.
22206 * ipa-pure-const.c: Update tree_pass descriptors.
22207 * cse.c: Update tree_pass descriptors.
22208 * web.c: Update tree_pass descriptors.
22209 * tree-stdarg.c: Update tree_pass descriptors.
22210 * tree-ssa-math-opts.c: Update tree_pass descriptors.
22211 * tree-ssa-dom.c: Update tree_pass descriptors.
22212 * tree-nrv.c: Update tree_pass descriptors.
22213 * tree-ssa-alias.c: Update tree_pass descriptors.
22214 * loop-init.c: Update tree_pass descriptors.
22215 * gimple-low.c: Update tree_pass descriptors.
22216 * ipa-inline.c: Update tree_pass descriptors.
22217 * tree-ssa-sink.c: Update tree_pass descriptors.
22218 * global.c: Update tree_pass descriptors.
22219 * ifcvt.c: Update tree_pass descriptors.
22220 * jump.c: Update tree_pass descriptors.
22221 * predict.c: Update tree_pass descriptors.
22222 * tree-ssa-loop.c: Update tree_pass descriptors.
22223 * recog.c: Update tree_pass descriptors.
22224 * dse.c: Update tree_pass descriptors.
22225 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
22226 * tree-eh.c: Update tree_pass descriptors.
22227 * regmove.c: Update tree_pass descriptors.
22229 * function.c: Update tree_pass descriptors.
22230 * tree-vectorizer.c: Update tree_pass descriptors.
22231 * gcse.c: Update tree_pass descriptors.
22232 * ipa-type-escape.c: Update tree_pass descriptors.
22233 * tree-if-conv.c: Update tree_pass descriptors.
22234 * init-regs.c: Update tree_pass descriptors.
22235 * ipa.c: Update tree_pass descriptors.
22236 * tree-ssa-phiopt.c: Update tree_pass descriptors.
22237 * rtl-factoring.c: Update tree_pass descriptors.
22238 * lower-subreg.c: Update tree_pass descriptors.
22239 * bt-load.c: Update tree_pass descriptors.
22240 * tree-dfa.c: Update tree_pass descriptors.
22241 * except.c: Update tree_pass descriptors.
22242 * emit-rtl.c: Update tree_pass descriptors.
22243 * cfgexpand.c: Update tree_pass descriptors.
22244 * tree-cfgcleanup.c: Update tree_pass descriptors.
22245 * cfgcleanup.c: Update tree_pass descriptors.
22246 * tree-ssa-pre.c: Update tree_pass descriptors.
22247 * tree-sra.c: Update tree_pass descriptors.
22248 * tree-mudflap.c: Update tree_pass descriptors.
22249 * tree-ssa-copy.c: Update tree_pass descriptors.
22250 * cfglayout.c: Update tree_pass descriptors.
22251 * tree-ssa-forwprop.c: Update tree_pass descriptors.
22252 * tree-ssa-dce.c: Update tree_pass descriptors.
22253 * tree-ssa.c: Update tree_pass descriptors.
22254 * regclass.c: Update tree_pass descriptors.
22255 * integrate.c: Update tree_pass descriptors.
22256 * tree-optimize.c: Update tree_pass descriptors.
22257 * tree-ssa-phiprop.c: Update tree_pass descriptors.
22258 * tree-object-size.c: Update tree_pass descriptors.
22259 * combine.c: Update tree_pass descriptors.
22260 * tree-outof-ssa.c: Update tree_pass descriptors.
22261 * bb-reorder.c: Update tree_pass descriptors.
22262 * stack-ptr-mod.c: Update tree_pass descriptors.
22263 * var-tracking.c: Update tree_pass descriptors.
22264 * tree-profile.c: Update tree_pass descriptors.
22265 * tree-vect-generic.c: Update tree_pass descriptors.
22266 * reg-stack.c: Update tree_pass descriptors.
22267 * sched-rgn.c: Update tree_pass descriptors.
22268 * tree-ssa-structalias.c: Update tree_pass descriptors.
22269 * tree-cfg.c: Update tree_pass descriptors.
22270 * passes.c (current_pass): Update declaration.
22271 (finish_optimization_passes): Update.
22272 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
22273 (register_one_dump_file, register_dump_files_1, next_pass_1):
22275 (init_optimization_passes): Update handling of new types.
22276 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
22277 * ipa-struct-reorg.c: Update tree_pass descriptors.
22278 * tree-ssa-reassoc.c: Update tree_pass descriptors.
22279 * combine-stack-adj.c: Update tree_pass descriptors.
22280 * cfgrtl.c: Update tree_pass descriptors.
22281 * dce.c: Update tree_pass descriptors.
22282 * tree-ssanames.c: Update tree_pass descriptors.
22284 2008-03-19 Richard Guenther <rguenther@suse.de>
22286 PR middle-end/35609
22287 * tree-ssa.c (walk_data): New structure.
22288 (warn_uninitialized_var): If not always_executed warn with "maybe"
22290 (execute_early_warn_uninitialized): Compute post-dominators.
22291 Initialize always_executed before processing each basic block.
22293 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
22296 * config/i386/i386.c (x86_this_parameter): Calculate correct location
22297 of "this" pointer when "regparm = N" or "fastcall" is in effect.
22299 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22301 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
22303 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
22305 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
22307 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
22308 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
22309 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
22310 target after ignore has been set, and move there also the commputation
22311 of subtarget and original_target.
22312 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
22313 (LANG_HOOKS_INITIALIZER): Remove it.
22314 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
22316 2008-03-18 Richard Guenther <rguenther@suse.de>
22318 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
22319 found an expression with constants, note that in the VN for the lhs.
22320 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
22321 fold them to constants if possible. Run cleanup_cfg if done so.
22322 (execute_pre): Return todo.
22323 (do_pre): Likewise.
22324 (execute_fre): Likewise.
22325 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
22327 (get_prop_source_stmt): Look through pointer conversions.
22329 2008-03-18 Jan Hubicka <jh@suse.cz>
22331 * tree-pretty-print.c: Include predict.h.
22332 (dump_generic_node): Dump predictor.
22333 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
22334 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
22335 * gimple-low.c (lower_stmt): Likewise.
22336 * expr.c (expand_expr_real): Likewise.
22337 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
22339 (build_predict_expr, build_predict_expr): New.
22340 * predict.h (predictor_name, build_predict_expr): Update.
22341 * c-typeck.c (c_finish_bc_stmt): Add prediction.
22342 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
22343 * predict.def (PRED_CONTINUE): Update hitrate.
22344 * tree.def (PREDICT_EXPR): Define.
22345 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
22346 do not handle BIND_EXPR.
22347 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
22348 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
22349 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
22352 2008-03-18 Michael Matz <matz@suse.de>
22354 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
22356 2008-03-18 Richard Guenther <rguenther@suse.de>
22358 * tree-gimple.h (is_gimple_invariant_address): Declare.
22359 (is_gimple_constant): Likewise.
22360 * tree-gimple.c (is_gimple_constant): New function.
22361 (is_gimple_invariant_address): Likewise.
22362 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
22363 and is_gimple_invariant_address.
22364 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
22366 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
22367 an addressable base.
22369 2008-03-18 Jakub Jelinek <jakub@redhat.com>
22371 PR middle-end/35611
22372 * gimplify.c (gimplify_expr): Gimplify second operand of
22375 2008-03-17 Richard Guenther <rguenther@suse.de>
22377 PR tree-optimization/19637
22378 * fold-const.c (fold_unary): Remove restrictions of removing
22379 intermediate pointer-conversions (P2)(P1)P0.
22380 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
22381 conversion to void pointer.
22382 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
22384 2008-03-16 James E. Wilson <wilson@tuliptree.org>
22387 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
22388 emulated thread local variables.
22390 2008-03-16 Richard Guenther <rguenther@suse.de>
22392 PR middle-end/35607
22393 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
22394 expand TREE_INVARIANT operations that are not gimple invariant.
22396 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
22398 * doc/extend.texi (Alignment): Say that the ABI controls
22399 the __alignof__ for non-strict-alignment targets rather
22400 than being a recommendation.
22402 2008-03-15 Paul Brook <paul@codesourcery.com>
22404 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
22406 (arm_output_fn_unwind): Mark functions that can not be unwound.
22408 2008-03-15 Paul Brook <paul@codesourcery.com>
22410 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
22411 extension instructions.
22413 2008-03-15 Richard Guenther <rguenther@suse.de>
22415 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
22416 and fold constant aggregate refs.
22417 (fold_const_aggregate_ref): Handle string constants
22418 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
22419 (evaluate_stmt): Simplify now that ccp_fold folds constant
22422 2008-03-15 Paul Brook <paul@codesourcery.com>
22424 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
22425 (extzv): Use gen_extzv_t2.
22426 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
22428 2008-03-15 Richard Guenther <rguenther@suse.de>
22430 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
22431 (fold_const_aggregate_ref): Likewise.
22432 (get_value): Return NULL if we don't have any values.
22433 (ccp_finalize): Set const_val to NULL after freeing it.
22434 * tree-flow.h (get_symbol_constant_value): Declare.
22435 (fold_const_aggregate_ref): Likewise.
22436 * tree-ssa-sccvn.c (try_to_simplify): Use them.
22438 2008-03-15 Richard Guenther <rguenther@suse.de>
22440 PR middle-end/35593
22441 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
22442 to not produce negative array indices if not allowed. Add
22443 parameter to indicate that.
22444 (maybe_fold_offset_to_component_ref): Allow negative array
22445 indices only for the first member of a structure.
22446 (maybe_fold_offset_to_reference): Allow negative array indices.
22447 (maybe_fold_stmt_addition): Likewise.
22449 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
22450 Anatoly Sokolov <aesok@post.ru>
22452 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
22453 (avr_arch): Add ARCH_AVR6.
22454 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
22455 (initial_elimination_offset): Initialize and use 'avr_pc_size'
22456 instead of fixed value 2.
22457 (print_operand_address): Use gs() asm specifier instead of pm().
22458 (avr_assemble_integer): (Ditto.).
22459 (avr_output_addr_vec_elt): (Ditto.).
22460 (print_operand): Handle "!" code.
22461 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
22462 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
22463 (AVR_HAVE_EIJMP_EICALL): Define.
22464 (AVR_3_BYTE_PC): Redefine.
22465 (AVR_2_BYTE_PC): (Ditto.).
22466 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
22467 (LINK_SPEC): Add atmega2560 and atmega2561.
22468 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
22470 * config/avr/avr.md (call_insn): Use eicall instead of icall
22471 for 3 byte PC devices.
22472 (call_value_insn): (Ditto.).
22473 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
22474 (indirect_jump): Use only for for 2 byte PC devices.
22475 (*tablejump): (Ditto.).
22476 (*indirect_jump_avr6): Add insn.
22477 (*tablejump_rjmp): Don't use for 3 byte PC devices.
22478 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
22479 instead of ijmp for 3 byte PC devices.
22480 (__tablejump2__): (Ditto.).
22481 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
22482 (MULITLIB_DIRNAMES): (Ditto.).
22483 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
22485 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
22487 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
22488 "sse2_umulsidi3". Use V1DI mode for operand 0.
22489 ("mmx_psadbw"): Use V1DI mode for operand 0.
22490 * config/i386/i386-modes.def (V1SI): New vector mode.
22491 * config/i386/i386.c (struct builtin_description)
22492 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
22493 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
22494 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
22495 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
22496 v1di_ftype_v8qi_v8qi type.
22497 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
22499 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
22500 __builtin_ia32_pmuludq]: Fix the mode of return value.
22502 2008-03-15 Richard Guenther <rguenther@suse.de>
22504 PR middle-end/35595
22505 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
22508 2008-03-14 Bob Wilson <bob.wilson@acm.org>
22510 * doc/invoke.texi (Option Summary, Xtensa Options): Document
22511 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
22512 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
22513 unless TARGET_SERIALIZE_VOLATILE is enabled.
22514 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
22515 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
22516 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
22518 2008-03-14 Richard Guenther <rguenther@suse.de>
22520 PR tree-optimization/34172
22521 * tree-flow.h (refs_may_alias_p): Declare.
22522 (get_single_def_stmt): Likewise.
22523 (get_single_def_stmt_from_phi): Likewise.
22524 (get_single_def_stmt_with_phi): Likewise.
22525 * tree-dfa.c (refs_may_alias_p): New function.
22526 (get_single_def_stmt): Likewise.
22527 (get_single_def_stmt_from_phi): Likewise.
22528 (get_single_def_stmt_with_phi): Likewise.
22529 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
22530 (vn_reference_lookup_1): New helper function.
22531 (vn_reference_lookup): Walk the virtual use-def chain to
22532 continue searching for a match if the def does not alias the
22533 reference we are looking for.
22535 2008-03-14 David Edelsohn <edelsohn@gnu.org>
22537 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
22538 archive and Perzl. Update The Written Word listing.
22540 2008-03-14 Richard Guenther <rguenther@suse.de>
22542 PR tree-optimization/34043
22543 PR tree-optimization/33989
22544 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
22546 (bitmap_find_leader): Use extra argument to verify dominance
22547 relationship inside a basic-block.
22548 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
22549 (find_leader_in_sets): Adjust.
22550 (create_component_ref_by_pieces): Take extra argument for
22551 dominance check, handle lookup failures.
22552 (find_or_generate_expression): Likewise.
22553 (create_expression_by_pieces): Likewise.
22554 (insert_into_preds_of_block): Adjust.
22555 (create_value_expr_from): If asked for, verify all operands
22556 are in the blocks AVAIL_OUT set.
22557 (make_values_for_stmt): Check for SSA_NAMEs that are life
22558 over an abnormal edge.
22559 (compute_avail): Remove such check.
22560 (do_SCCVN_insertion): New function.
22561 (eliminate): If we do not find a leader suitable for replacement
22562 insert a replacement expression from SCCVN if available.
22563 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
22564 (struct vn_ssa_aux): Add needs_insertion flag.
22565 * tree-ssa-sccvn.c (may_insert): New global flag.
22566 (copy_reference_ops_from_ref): Value-number union member access
22567 based on its size, not type and member if insertion is allowed.
22568 (visit_reference_op_load): For a weak match from union type
22569 punning lookup a view-converted value and insert a SSA_NAME
22570 for that value if that is not found.
22571 (visit_use): Make dumps shorter. Do not disallow value numbering
22572 SSA_NAMEs that are life over an abnormal edge to constants.
22573 (free_scc_vn): Release inserted SSA_NAMEs.
22574 (run_scc_vn): New flag to specify whether insertion is allowed.
22575 Process SSA_NAMEs in forward order.
22576 * tree-ssa-loop-im.c (for_each_index): Handle invariant
22577 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
22578 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
22579 pointer type to/from integral types that do not change the
22580 precision to regular conversions.
22582 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22584 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
22585 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
22586 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
22587 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
22588 input arguments and the mode of return value. Built-in functions
22589 that operate on whole 64-bit MMX register now use V1DI mode.
22591 2008-03-13 Alon Dayan <alond@il.ibm.com>
22592 Olga Golovanevsky <olga@il.ibm.com>
22594 PR tree-optimization/35041
22595 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
22596 to locate the right position in a statement.
22598 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
22602 * config/i386/xmmintrin.h: Change all static inline functions to
22603 extern inline and add __gnu_inline__ attribute.
22604 * config/i386/bmintrin.h: Ditto.
22605 * config/i386/smmintrin.h: Ditto.
22606 * config/i386/tmmintrin.h: Ditto.
22607 * config/i386/mmintrin-common.h: Ditto.
22608 * config/i386/ammintrin.h: Ditto.
22609 * config/i386/emmintrin.h: Ditto.
22610 * config/i386/pmmintrin.h: Ditto.
22611 * config/i386/mmintrin.h: Ditto.
22612 * config/i386/mm3dnow.h: Ditto.
22614 2008-03-13 Jakub Jelinek <jakub@redhat.com>
22616 PR middle-end/35185
22617 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
22618 (lower_omp_2): New function.
22619 (lower_omp_1, lower_omp): Rewritten.
22621 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
22624 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
22625 with the phrase "Microsoft Windows compilers".
22626 (Push/Pop Macro Pragmas): New subsection. Document
22627 #pragma push_macro and pragma pop_macro.
22629 2008-03-12 Paul Brook <paul@codesourcery.com>
22631 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
22633 2008-03-12 Paul Brook <paul@codesourcery.com>
22635 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
22636 (thumb2_alusi3_short): Exclude PLUS and MINUS.
22637 (thumb2_addsi_shortim): Rename ...
22638 (thumb2_addsi_short): ... to this. Allow register operands.
22639 (thumb2_subsi_short): New pattern.
22640 (thumb2_one_cmplsi2_short,
22641 thumb2_negsi2_short): New patterns and peepholes.
22643 2008-03-12 Paul Brook <paul@codesourcery.com>
22645 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
22647 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
22649 * config/i386/i386.md (int_cond): New code iterator.
22651 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
22652 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
22653 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
22654 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
22655 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
22656 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
22657 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
22658 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
22660 2008-03-12 Paul Brook <paul@codesourcery.com>
22662 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
22663 instead of {arm,thumb}_compute_save_reg_mask.
22664 (output_return_instruction): Ditto.
22665 (thumb_unexpanded_epilogue): Ditto.
22666 (thumb1_expand_prologue): Ditto.
22667 (thumb1_output_function_prologue): Ditto.
22668 (arm_set_return_address): Ditto.
22669 (thumb_set_return_address): Ditto.
22670 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
22671 regs to achieve stack alignment.
22672 (thumb1_compute_save_reg_mask): Fix compiler warning.
22673 (arm_output_epilogue): Use offsets->saved_regs_mask.
22674 Adjust stack pointer by poping call clobered registers.
22675 (arm_expand_prologue): Use offsets->saved_regs_mask.
22676 Adjust stack pointer by pushing extra registers.
22677 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
22679 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
22682 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
22683 conversion to the operands of a multiplication.
22685 2008-03-12 Richard Guenther <rguenther@suse.de>
22687 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
22688 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
22689 * timevar.def (TV_TREE_PHIPROP): Add.
22690 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
22691 pass description. Use TV_TREE_PHIPROP.
22692 * tree-ssa-forwprop.c: Remove phiprop code.
22694 2008-03-12 Jakub Jelinek <jakub@redhat.com>
22696 PR middle-end/35549
22697 * omp-low.c (maybe_lookup_decl): Constify first argument.
22698 (use_pointer_for_field): Change last argument from bool to
22699 omp_context *. Disallow shared copy-in/out in nested
22700 parallel if decl is shared in outer parallel too.
22701 (build_outer_var_ref, scan_sharing_clauses,
22702 lower_rec_input_clauses, lower_copyprivate_clauses,
22703 lower_send_clauses, lower_send_shared_vars): Adjust callers.
22705 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
22706 Ira Rosen <irar@il.ibm.com>
22708 * tree-vectorizer.c (free_stmt_vec_info): New function.
22709 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
22710 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
22711 * tree-vectorizer.h (free_stmt_vec_info): Declare.
22712 * tree-vect-transform.c (vectorizable_conversion): Free
22713 vec_oprnds0 if it was allocated.
22714 (vect_permute_store_chain): Remove unused VECs.
22715 (vectorizable_store): Free VECs that are allocated in the..
22717 (vect_transform_strided_load, vectorizable_load): Likewise.
22718 (vect_remove_stores): Simplify the code.
22719 (vect_transform_loop): Move code to vect_remove_stores().
22720 Call vect_remove_stores() and free_stmt_vec_info().
22722 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22724 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
22725 TARGET_HPUX. Revise comment.
22726 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
22727 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
22728 Use sr4 variant of `be' instruction when not generating PIC code.
22729 (attr_length_call): Adjust for above change.
22731 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22733 * ipa-reference.c (static_execute): Remove module_statics_const and
22734 associated setting code.
22736 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22739 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
22740 predicate for operand 1.
22741 (paritysi2_cmp): Use register_operand predicate for operand 2.
22742 Use earlyclobber modifier for operand 1. Remove support for
22744 (paritydi2_cmp): Use register_operand predicate for operand 3.
22745 Use earlyclobber modifier for operand 1. Remove support for
22748 2008-03-11 Paul Brook <paul@codesourcery.com>
22749 Vladimir Prus <vladimir@codesourcery.com>
22751 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
22752 (arm_compute_save_reg0_reg12_mask): Always
22753 check if register 11 must be saved. Always safe hard frame pointer
22754 when frame_pointer_needeed.
22755 (arm_compute_save_reg_mask): Save IP and PC
22756 only with apcs frames.
22757 (arm_output_epilogue): Adjust Thumb2 codepath to
22758 be also invoked and work for ARM non-apcs frames.
22759 (arm_expand_prologue): Don't bother saving IP
22760 for non-apcs frame, since it's not clobbered by
22761 prologue code. Implement non-apcs frame
22764 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22766 PR rtl-optimization/35281
22767 * expr.c (convert_move): Use a new pseudo for the intermediate
22768 from_mode->word_mode result.
22770 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
22772 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
22773 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
22774 * toplev.c (compile_file): Don't call it.
22776 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
22778 PR middle-end/35526
22779 * expr.c (store_expr): Call emit_block_move if the mode
22780 of "temp" RTX is BLKmode.
22782 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
22783 Richard Guenther <rguenther@suse.de>
22785 PR tree-optimization/31358
22786 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
22787 the step with a NULL_TREE.
22788 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
22789 to sizetype if type is a pointer type.
22790 (add_candidate_1): Don't convert the base and step to
22791 the generic type if the orginal type is a pointer type.
22792 (add_iv_value_candidates): Use sizetype for the step
22793 if type is a pointer type.
22794 (cand_value_at): Likewise.
22795 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
22797 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
22798 Don't convert the tem affine to the type.
22799 (add_elt_to_tree): Use sizetype for the step if a pointer.
22800 Use POINTER_PLUS_EXPR for pointers.
22801 (aff_combination_to_tree): Use sizetype for the step if a
22804 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
22806 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
22807 Remove commutativity hint.
22809 2008-03-10 Jakub Jelinek <jakub@redhat.com>
22813 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
22814 errorneous type. Check that v is a VAR_DECL.
22816 PR middle-end/35099
22817 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
22819 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
22821 PR tree-optimization/35494
22822 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
22823 may be overriden at link and run time.
22825 2008-03-10 Richard Guenther <rguenther@suse.de>
22827 PR tree-optimization/34677
22828 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
22829 (poolify_tree): Likewise.
22830 (modify_expr_template): Likewise.
22831 (poolify_modify_stmt): Likewise.
22832 (insert_fake_stores): Handle all component-ref style stores
22833 in addition to INDIRECT_REF. Also handle complex types.
22834 Do not poolify the inserted load.
22835 (realify_fake_stores): Do not rebuild the tree but only
22836 make it a SSA_NAME copy.
22837 (init_pre): Remove initialzation of modify_expr_template.
22838 Do not allocate modify_expr_node_pool.
22839 (fini_pre): Do not free modify_expr_node_pool.
22841 2008-03-10 Paul Brook <paul@codesourcery.com>
22843 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
22844 to avoid conflicts.
22846 2008-03-10 Paul Brook <paul@codesourcery.com>
22847 Mark Shinwell <shinwell@codesourcery.com>
22849 * config/arm/cortex-r4.md: New.
22850 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
22852 * config/arm/arm.md: Include cortex-r4.md.
22853 (insn): Add smmls, sdiv and udiv values.
22854 (generic_sched): Don't use generic scheduling for Cortex-R4.
22855 (arm_issue_rate): New function.
22856 (TARGET_SCHED_ISSUE_RATE): Define.
22858 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
22860 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
22862 2008-03-10 Richard Guenther <rguenther@suse.de>
22864 * tree-ssa-pre.c (get_sccvn_value): Simplify.
22865 (compute_avail): Do not add stmt uses to AVAIL_OUT.
22867 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
22869 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
22870 Set default to true.
22872 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22874 * c.opt (Wsynth): Deprecate.
22875 * doc/invoke.texi (Option Summary, Warning Options): Document
22876 -Wno-format-contains-nul.
22878 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
22881 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
22882 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
22884 2008-03-09 Ira Rosen <irar@il.ibm.com>
22886 * config/rs6000/rs6000.c (builtin_description): Rename vector
22887 left shift operations.
22888 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
22889 (altivec_vsl<VI_char>): Rename to ...
22890 (ashl<mode>3): ... new name.
22891 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
22893 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
22895 2008-03-08 Richard Guenther <rguenther@suse.de>
22897 * coverage.h (tree_coverage_counter_addr): Declare.
22898 * coverage.c (tree_coverage_counter_addr): New function.
22899 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
22900 before using again.
22901 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
22902 (tree_gen_one_value_profiler): Likewise.
22903 (tree_gen_ic_profiler): Likewise.
22904 (tree_gen_average_profiler): Likewise.
22905 (tree_gen_ior_profiler): Likewise.
22907 2008-03-08 Richard Guenther <rguenther@suse.de>
22909 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
22910 (vn_binary_op_insert): Likewise.
22911 (vn_unary_op_lookup): Likewise.
22912 (vn_unary_op_insert): Likewise.
22913 (vn_nary_op_lookup): Declare.
22914 (vn_nary_op_insert): Likewise.
22915 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
22916 and binary hashes, use a single obstack for unary_op_pool
22917 and binary_op_pool.
22918 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
22919 a single struct vn_nary_op_s. Store tree code length and
22920 a variable number of operands.
22921 (struct vn_reference_op_struct): Remove unused op2.
22922 (vn_reference_op_eq): Do not compare op2.
22923 (vn_reference_op_compute_hash): Do not compute hash of op2.
22924 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
22925 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
22926 with vn_nary_op_compute_hash.
22927 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
22928 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
22930 (vn_unary_op_insert, vn_binary_op_insert): Replace with
22932 (visit_unary_op): Call nary functions.
22933 (visit_binary_op): Likewise.
22934 (process_scc): Adjust for struct vn_tables_s changes.
22935 (allocate_vn_table): Likewise.
22936 (free_vn_table): Likewise.
22937 * tree-vn.c (vn_add): Call nary functions.
22938 (vn_lookup): Likewise.
22940 2008-03-08 Jakub Jelinek <jakub@redhat.com>
22943 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
22944 wdst back after sync_compare_and_swapqhi_internal.
22946 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
22949 * config/i386/i386-modes.def (V1DI): New vector mode.
22950 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
22951 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
22952 (MMXMODE248): Ditto.
22953 (MMXMODE): Add V1DI mode.
22954 (mmxvecsize): Change DI mode to V1DI mode.
22955 ("mov<mode>): Use MMXMODEI8 mode iterator.
22956 ("*mov<mode>_internal_rex64"): Ditto.
22957 ("*mov<mode>_internal"): Ditto.
22958 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
22959 ("mmx_sub<mode>3"): Ditto.
22960 ("mmx_adddi3"): Remove insn pattern.
22961 ("mmx_subdi3"): Ditto.
22962 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
22963 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
22964 ("mmx_ashl<mode>3"): Ditto.
22965 ("mmx_lshrdi3"): Remove insn pattern.
22966 ("mmx_ashldi3"): Ditto.
22967 * config/i386/i386.c (classify_argument): Handle V1DImode.
22968 (function_arg_advance_32): Ditto.
22969 (function_arg_32): Ditto.
22970 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
22971 mmx_addv1di3 insn pattern.
22972 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
22973 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
22974 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
22975 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
22976 Remove definitions of built-in functions.
22977 (V1DI_type_node): New node.
22978 (v1di_ftype_v1di_int): Ditto.
22979 (v1di_ftype_v1di_v1di): Ditto.
22980 (v2si_ftype_v2si_si): Ditto.
22981 (v4hi_ftype_v4hi_di): Remove node.
22982 (v2si_ftype_v2si_di): Ditto.
22983 (ix86_init_mmx_sse_builtins): Handle V1DImode.
22984 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
22985 Redefine builtins using def_builtin_const with *_ftype_*_int node.
22986 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
22987 Add new builtins using def_builtin_const.
22988 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
22989 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
22990 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
22991 * config/i386/mmintrin.h (__v1di): New typedef.
22992 (_mm_add_si64): Cast arguments to __v1di type.
22993 (_mm_sub_si64): Ditto.
22994 (_mm_sll_pi16): Cast __count to __v4hi type.
22995 (_mm_sll_pi32): Cast __count to __v2si type.
22996 (_mm_sll_si64): Cast arguments to __v1di type.
22997 (_mm_srl_pi16): Cast __count to __v4hi type.
22998 (_mm_srl_pi32): Cast __count to __v2si type.
22999 (_mm_srl_si64): Cast arguments to __v1di type.
23000 (_mm_sra_pi16): Cast __count to __v4hi type.
23001 (_mm_sra_pi32): Cast __count to __v2si type.
23002 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
23003 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
23004 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
23005 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
23006 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
23007 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
23008 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
23009 (_mm_srai_pi32): Use __builtin_ia32_psradi.
23010 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
23011 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23012 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23013 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
23015 2008-03-07 Joseph Myers <joseph@codesourcery.com>
23017 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
23019 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
23022 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
23023 reg+const addressing for Altivec modes. Don't generate reg+reg
23024 addressing for TFmode or TDmode quantities.
23026 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
23028 * c-common.c (vector_types_convertible_p): Call langhook
23029 instead of comptypes.
23031 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
23034 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
23035 integral and scalar float variables which have a
23038 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
23040 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
23041 dwarf_register_span hook when emitting unwind information for
23042 register-to-memory saves.
23043 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
23044 (rs6000_frame_related): Remove call to spe_synthesize_frame.
23046 2008-03-06 Jakub Jelinek <jakub@redhat.com>
23048 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
23049 for the same VAR_DECL.
23051 2008-03-06 Tom Tromey <tromey@redhat.com>
23053 * treelang: Delete.
23054 * doc/standards.texi (Standards): Don't mention treelang.
23055 * doc/invoke.texi (Overall Options): Don't mention treelang.
23056 * doc/install.texi (Prerequisites): Don't mention bison or
23058 (Configuration): Don't mention treelang.
23059 (Building): Likewise.
23060 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
23062 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
23064 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
23065 word-extractions out of a multi-word object.
23067 2008-03-06 Richard Guenther <rguenther@suse.de>
23069 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
23070 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
23071 result type and precision.
23072 * expr.c (get_inner_reference): Set unsignedp based on the result
23073 type of BIT_FIELD_REF.
23074 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
23075 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
23076 (try_instantiate_multiple_fields): Likewise. Use the correct type
23078 (sra_build_assignment): Likewise.
23079 (sra_build_elt_assignment): Likewise.
23080 (sra_explode_bitfield_assignment): Likewise.
23081 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
23082 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
23083 set BIT_FIELD_REF_UNSIGNED.
23084 (vectorizable_load): Likewise.
23086 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
23088 * cse.c (cse_extended_basic_block): Invalidate artificial defs
23091 2008-03-06 Richard Guenther <rguenther@suse.de>
23093 * alias.c (struct alias_set_entry): Move has_zero_child field
23094 to pack with alias_set.
23096 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23098 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23101 2008-03-05 Ian Lance Taylor <iant@google.com>
23103 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
23105 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
23107 * fwprop.c (update_df): Support width and offset parameters of
23109 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
23110 global_conflicts): Change DF_REF_EXTRACT to either
23111 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23112 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23113 * df-scan.c (df_ref_record, df_defs_record,
23114 df_ref_create_structure, df_def_record_1, df_uses_record,
23115 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
23116 df_bb_refs_collect, df_entry_block_defs_collect,
23117 df_exit_block_uses_collect): Support new width and offset fields.
23118 (ref_extract_pool): New storage pool.
23119 (df_free_ref): New function.
23120 (df_reg_chain_unlink, df_free_collection_rec,
23121 df_sort_and_compress_refs): Call df_free_ref.
23122 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
23124 (df_ref_create_structure): Allocate df_ref_extract if offset and
23125 width fields are used.
23126 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
23127 (df_uses_record): Get offset and width from ZERO_EXTRACT
23129 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
23130 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23131 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23132 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
23133 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
23134 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
23135 (df_ref_extract): New structure.
23136 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
23137 (df_ref_create): Add width and offset parameters.
23139 2008-03-05 Richard Guenther <rguenther@suse.de>
23141 * tree-ssa-structalias.c (get_constraint_for_component_ref):
23142 Use ranges_overlap_p.
23143 (offset_overlaps_with_access): Rename
23144 to ranges_overlap_p and move ...
23145 * tree-flow-inline.h (ranges_overlap_p): ... here.
23147 * tree.h (get_inner_reference, handled_component_p): Update
23150 * tree.h (record_component_aliases, get_alias_set,
23151 alias_sets_conflict_p, alias_sets_must_conflict_p,
23152 objects_must_conflict_p): Move declarations ...
23153 * alias.h (record_component_aliases, get_alias_set,
23154 alias_sets_conflict_p, alias_sets_must_conflict_p,
23155 objects_must_conflict_p): ... here.
23156 Include coretypes.h.
23157 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
23159 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
23161 * cfg.c: Include tree-flow.h.
23162 (remove_edge_raw): Call redirect_edge_var_map_clear.
23163 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
23164 * tree-flow-inline.h (redirect_edge_var_map_def): New.
23165 (redirect_edge_var_map_result): New.
23166 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
23167 PENDING_STMT use with redirect_edge_var_map_*.
23168 * tree-ssa.c (edge_var_maps): New definition.
23169 (redirect_edge_var_map_add): New.
23170 (redirect_edge_var_map_clear): New.
23171 (redirect_edge_var_map_dup): New.
23172 (redirect_edge_var_map_vector): New.
23173 (redirect_edge_var_map_destroy): New.
23174 (ssa_redirect_edge): Replace PENDING_STMT use with
23175 redirect_edge_var_map_*.
23176 (flush_pending_stmts): Same.
23177 (delete_tree_ssa): Destroy edge var map.
23178 * tree-flow.h (struct _edge_var_map): New.
23179 Define edge_var_map vector type.
23180 Declare redirect_edge_var_map_* prototypes.
23181 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
23182 * tree-cfg.c (reinstall_phi_args): Replace
23183 PENDING_STMT use with redirect_edge_var_map_*.
23185 2008-03-05 Richard Guenther <rguenther@suse.de>
23187 PR tree-optimization/35472
23188 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
23189 whose single use_stmt has a overlapping set of loaded and
23190 stored symbols as that use_stmt might be a noop assignment then.
23192 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
23194 * gthr-rtems.h: Implement __gthread_mutex_destroy.
23196 2008-03-05 Richard Guenther <rguenther@suse.de>
23199 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
23200 should be constants.
23201 * tree-cfg.c (verify_expr): Verify it.
23202 * fold-const.c (fold_truthop): Remove code generating
23203 BIT_FIELD_REFs of structure bases.
23204 (fold_binary): Likewise.
23205 (fold_ternary): Position and size of BIT_FIELD_REFs are
23206 always host integers.
23207 (make_bit_field_ref): Remove.
23208 (optimize_bit_field_compare): Remove.
23209 (all_ones_mask_p): Remove.
23211 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
23214 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
23215 (split_block_and_df_analyze): New. Split basic block and rebuild
23217 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
23219 (split_pattern_seq): Likewise.
23220 (erase_matching_seqs): Likewise.
23221 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
23223 2008-03-04 Geoff Keating <geoffk@apple.com>
23225 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
23226 declaration and code.
23227 (tree_invalid_nonnegative_warnv_p): Likewise.
23229 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
23231 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
23232 examples. Truncate option-names then causing overfull hbox.
23234 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23237 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
23239 * configure: Rebuilt.
23241 2008-03-04 Rafael Espíndola <espindola@google.com>
23243 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
23244 (tree_unary_nonnegative_warnv_p): New.
23245 (tree_binary_nonnegative_warnv_p): New.
23246 (tree_single_nonnegative_warnv_p): New.
23247 (tree_invalid_nonnegative_warnv_p): New.
23248 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
23250 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23253 * opts.c (handle_option): Postpone 'unknown option' errors only for
23256 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
23259 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
23262 2008-03-04 Rafael Espíndola <espindola@google.com>
23264 * fold-const.c (tree_unary_nonzero_warnv_p): New.
23265 (tree_binary_nonzero_warnv_p): New.
23266 (tree_single_nonzero_warnv_p): New.
23267 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
23269 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
23271 PR middle-end/35456
23272 * fold-const.c (fold_cond_expr_with_comparison): Prevent
23273 transformations for modes that have signed zeros.
23274 * ifcvt.c (noce_try_abs): Ditto.
23276 2008-03-04 Joseph Myers <joseph@codesourcery.com>
23278 * config/i386/i386.c (override_options): Force
23279 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
23281 2008-03-04 Jan Hubicka <jh@suse.cz>
23284 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
23287 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23289 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
23290 label to probe the stack.
23292 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
23294 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
23295 (__gthr_win32_mutex_destroy): Declare.
23296 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
23297 __gthr_win32_mutex_destroy.
23298 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
23300 2008-03-03 Jan Hubicka <jh@suse.cz>
23303 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
23304 aggressive on inlining cold calls.
23306 2008-03-03 Richard Guenther <rguenther@suse.de>
23308 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
23309 struct copies into the expression table.
23310 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
23311 (try_to_simplify): Likewise.
23312 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
23313 integral and pointer arguments which do not change the
23314 precision to NOP_EXPRs.
23315 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
23316 VIEW_CONVERT_EXPR case.
23318 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
23320 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
23321 defined in a loop at depth 0 is invariant.
23322 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
23323 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
23324 be called at loop depth 0.
23326 2008-03-02 Jakub Jelinek <jakub@redhat.com>
23329 * gcc.c (process_command): Update copyright notice dates.
23330 * gcov.c (print_version): Likewise.
23331 * gcov-dump.c (print_version): Likewise.
23332 * mips-tfile.c (main): Likewise.
23333 * mips-tdump.c (main): Likewise.
23335 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23338 * c-common.c (flag_permissive): Delete.
23339 (constant_expression_warnings): Check flags first.
23340 (constant_expression_error): New.
23341 * c-common.h (flag_permissive): Delete.
23342 (constant_expression_error): Declare.
23343 * flags.h (flag_permissive): Declare. Update description.
23344 * diagnostic.c (pedwarn): Update.
23346 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
23347 (permissive_error_kind): New.
23348 * toplev.c (flag_permissive): Define. Update description.
23349 * toplev.h (permissive_error_kind): Declare.
23350 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
23351 (pedwarn_c90): Use pedantic_warning_kind.
23352 * c-opts.c (c_common_post_options): flag_permissive does not affect
23353 flag_pedantic_errors.
23355 2008-03-02 Joseph Myers <joseph@codesourcery.com>
23357 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
23358 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
23359 __absvsi2, __absvDI2): Use unsigned arithmetic.
23361 2008-03-02 Andi Kleen <ak@suse.de>
23362 Richard Guenther <rguenther@suse.de>
23364 * struct-equiv.c: Remove file.
23365 * cfg_cleanup.c (condjump_equiv_p): Remove.
23366 * Makefile.in (OBJS-common): Remove struct-equiv.o.
23367 (struct-equiv.o): Remove rule.
23368 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
23369 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
23370 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
23372 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23374 * ifcvt.c (noce_process_if_block): Try to handle only the then
23375 block if the else block exists but isn't suitable.
23377 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23380 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
23381 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
23382 regression from previous patch.
23384 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
23387 * gthr.h: Add __gthread_mutex_destroy as a function that must be
23389 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
23390 * gthr-single.h (__gthread_mutex_destroy): Likewise.
23391 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
23392 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
23393 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
23394 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
23395 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
23396 (__gthread_mutex_destroy_function): Rename to
23397 __gthread_mutex_destroy.
23398 * gthr-dce.h (__gthread_mutex_destroy): Call
23399 pthread_mutex_destroy.
23400 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
23401 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
23402 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
23404 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23406 * df-scan.c (df_ref_chain_change_bb): Simplify.
23407 (df_insn_change_bb): Add new_bb argument. Simplify. Call
23408 set_block_for_insn if there's any change.
23409 * df.h ((df_insn_change_bb): Fix prototype.
23410 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
23411 df_insn_change_bb, don't call set_block_for_insn.
23412 * emit-rtl.c (reorder_insns): Likewise.
23413 * haifa-sched.c (move_insn): Likewise.
23415 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23417 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
23419 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
23421 * tree-flow-inline.h (next_readonly_imm_use): Return
23422 NULL_USE_OPERAND_P after the end.
23424 2008-03-01 Richard Guenther <rguenther@suse.de>
23426 PR tree-optimization/35411
23427 * tree-sra.c (sra_build_assignment): Split conversion to
23428 final type to a separate statement if we are not assigning
23431 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23433 * fold-const.c (fold_convertible_p): Correct the logic to follow
23434 that in fold_convert().
23436 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
23439 * tree-inline.c (build_duplicate_type): When we make a
23440 duplicate type, make it unique in the canonical types system.
23442 2008-02-29 Tom Tromey <tromey@redhat.com>
23444 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
23445 input_file_stack_history, input_file_stack_restored): Remove.
23446 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23447 * input.h (struct file_stack): Remove.
23448 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
23449 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
23451 * diagnostic.h (struct diagnostic_context) <last_module>: Change
23453 (diagnostic_last_module_changed): Add 'map' argument.
23454 (diagnostic_set_last_function): Likewise.
23455 * diagnostic.c (undiagnostic_report_current_module): Iterate using
23456 line map, not input_file_stack.
23457 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
23459 2008-02-29 Paul Brook <paul@codesourcery.com>
23461 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
23463 2008-02-29 Paul Brook <paul@codesourcery.com>
23465 * config/arm/ieee754-df.S (muldf3): Use RET macros.
23467 2008-02-29 Richard Guenther <rguenther@suse.de>
23469 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
23471 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
23472 value for comparing for a store match.
23473 (simplify_unary_expression): Do nothing for SSA_NAMEs.
23474 (try_to_simplify): Do not do a full-blown reference lookup.
23476 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23478 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
23479 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
23481 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
23483 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
23485 * tree-loop-linear.c (try_interchange_loops): Compare memory access
23486 strides against cache sizes.
23488 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
23490 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
23493 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
23495 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
23496 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
23497 is smaller than the original promoted value.
23498 (simplify_subreg): If OP is a SUBREG, try to preserve its
23499 SUBREG_PROMOTED_VAR_P information.
23501 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
23503 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
23504 (VN_INFO_GET): Allocate new objects on the obstack.
23505 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
23506 for rpo_numbers_temp, for consistency.
23507 (free_scc_vn): Free the obstack.
23509 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
23511 * doc/invoke.texi: Document -ftree-loop-distribution.
23512 * tree-loop-distribution.c: New.
23513 * tree-pass.h (pass_loop_distribution): New.
23514 * graphds.h (struct graph): Add htab_t indices.
23515 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
23516 * tree-vectorizer.c (rename_variables_in_loop): Extern.
23517 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
23518 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
23519 * tree-data-ref.c (debug_data_dependence_relations): New.
23520 (dump_data_dependence_relation): Also print data references.
23521 (free_data_ref): Extern.
23522 (same_access_functions): Moved...
23523 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
23524 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23525 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
23526 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
23527 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
23528 (stmts_from_loop): Skip LABEL_EXPR.
23529 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
23531 (build_rdg): Initialize rdg->indices htab.
23532 (free_rdg, stores_from_loop, ref_base_address,
23533 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
23534 have_similar_memory_accesses_1, ref_base_address_1,
23535 remove_similar_memory_refs): New.
23536 * tree-data-ref.h: Depend on tree-chrec.h.
23537 (debug_data_dependence_relations, free_data_ref): Declared.
23538 (same_access_functions): ... here.
23539 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
23541 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
23542 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
23543 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
23544 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
23545 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
23546 rdg_vertex_for_stmt): Declared.
23547 (struct rdg_edge): Add level.
23549 (free_rdg, stores_from_loop, remove_similar_memory_refs,
23550 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
23552 (rdg_has_similar_memory_accesses): New.
23553 * tree-vect-analyze.c: Remove unused static decls.
23554 * lambda.h (dependence_level): New.
23555 * common.opt (ftree-loop-distribution): New.
23556 * tree-flow.h (mark_virtual_ops_in_bb,
23557 slpeel_tree_duplicate_loop_to_edge_cfg,
23558 rename_variables_in_loop): Declared.
23559 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
23560 (OBJS-common): Add tree-loop-distribution.o.
23561 (tree-loop-distribution.o): New rule.
23562 * tree-cfg.c (mark_virtual_ops_in_bb): New.
23563 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
23564 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
23566 2008-02-28 Joseph Myers <joseph@codesourcery.com>
23569 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
23570 other than structures and unions.
23572 2008-02-28 Richard Guenther <rguenther@suse.de>
23575 2008-02-26 Richard Guenther <rguenther@suse.de>
23577 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23578 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23579 (lookup_decl_from_uid): Declare.
23580 (remove_decl_from_map): Likewise.
23581 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23582 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23583 (decl_for_uid_map): New global hashtable mapping DECL_UID
23585 (init_ttree): Allocate it.
23586 (insert_decl_to_uid_decl_map): New helper function.
23587 (make_node_stat): Insert new decls into the map.
23588 (copy_node_stat): Likewise.
23589 (lookup_decl_from_uid): New function.
23590 (remove_decl_from_map): Likewise.
23591 (print_decl_for_uid_map_statistics): New helper.
23592 (dump_tree_statistics): Call it.
23594 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23595 (referenced_var_iterator): Adjust.
23596 (FOR_EACH_REFERENCED_VAR): Adjust.
23597 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23598 (num_referenced_vars): Adjust.
23599 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23600 (first_referenced_var): Remove.
23601 (end_referenced_vars_p): Likewise.
23602 (next_referenced_var): Likewise.
23603 (referenced_var_iterator_set): New helper function.
23604 * tree-dfa.c (referenced_var_lookup): Adjust.
23605 (referenced_var_check_and_insert): Likewise.
23606 (remove_referenced_var): Likewise.
23607 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23608 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23609 (verify_call_clobbering): Likewise.
23610 (verify_memory_partitions): Likewise.
23611 (init_tree_ssa): Allocate bitmap instead of hashtable for
23613 (delete_tree_ssa): Adjust.
23614 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23615 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23616 (compute_tag_properties): Likewise.
23617 (set_initial_properties): Likewise.
23618 (find_partition_for): Likewise.
23619 (update_reference_counts): Likewise.
23620 (dump_may_aliases_for): Likewise.
23621 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23622 (add_call_clobber_ops): Likewise.
23623 (add_call_read_ops): Likewise.
23624 (get_asm_expr_operands): Likewise.
23625 * tree-into-ssa.c (dump_decl_set): Likewise.
23626 (update_ssa): Likewise.
23627 * tree-sra.c (scan_function): Likewise.
23628 (decide_instantiations): Likewise.
23629 (scalarize_parms): Likewise.
23630 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23631 (dsa_named_for): Likewise.
23632 * tree-ssa-structalias.c (update_alias_info): Likewise.
23633 (merge_smts_into): Likewise.
23635 2008-02-27 David Daney <ddaney@avtrex.com>
23638 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
23639 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
23640 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
23641 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
23642 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
23644 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
23647 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
23648 (BUILT_IN_NEXTTOWARD): Remove.
23649 (BUILT_IN_NEXTTOWARDF): Ditto.
23650 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
23651 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
23653 2008-02-27 Tom Tromey <tromey@redhat.com>
23655 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
23656 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
23658 2008-02-27 Jan Beulich <jbeulich@novell.com>
23660 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
23661 update the respective field on newdecl.
23663 2008-02-27 Revital Eres <eres@il.ibm.com>
23665 PR rtl-optimization/34999
23666 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
23667 crossing edges that ends with a call insn.
23668 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
23669 call insn and clear the EDGE_CROSSING flag of the crossing edge
23670 when fixing fallthru edges.
23672 2008-02-27 Richard Guenther <rguenther@suse.de>
23674 PR middle-end/35390
23675 * fold-const.c (fold_unary): Return the correct argument,
23676 converted to the result type.
23678 2008-02-27 Richard Guenther <rguenther@suse.de>
23680 PR middle-end/34971
23681 * expr.c (expand_expr_real_1): Assert on rotates that operate
23683 * fold-const.c (fold_binary): Use the types precision, not the
23684 bitsize of the mode if folding rotate expressions. Build rotates
23685 only for full modes.
23687 2008-02-27 Jakub Jelinek <jakub@redhat.com>
23689 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
23690 and CPP_PRAGMA_EOL.
23691 * c-pragma.c (pragma_ns_name): New typedef.
23692 (registered_pp_pragmas): New variable.
23693 (c_pp_lookup_pragma): New function.
23694 (c_register_pragma_1): If flag_preprocess_only, do nothing
23695 for non-expanded pragmas, for expanded ones push pragma's
23696 namespace and name into registered_pp_pragmas vector.
23697 (c_invoke_pragma_handler): Register OpenMP pragmas even when
23698 flag_preprocess_only, don't register GCC pch_preprocess
23699 pragma if flag_preprocess_only.
23700 * c-opts.c (c_common_init): Call init_pragma even if
23701 flag_preprocess_only.
23702 * c-pragma.c (c_pp_lookup_pragma): New prototype.
23703 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
23704 cpp_register_pragma if flag_preprocess_only.
23706 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23709 * c-parser.c (c_parser_translation_unit): Warn for empty
23710 translation unit, not empty source file.
23712 2008-02-26 Paul Brook <paul@codesourcery.com>
23714 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
23715 operand for Thumb-2.
23716 * config/arm/arm.h (reg_class): Add CORE_REGS.
23717 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
23718 (BASE_REG_CLASS): Use CORE_REGS.
23719 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
23720 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
23721 (REGNO_OK_FOR_INDEX_P): Exclude SP.
23722 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
23723 ARM_REGNO_OK_FOR_INDEX_P.
23724 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
23725 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
23726 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
23727 (ldm/stm peepholes): Ditto.
23728 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
23729 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
23730 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
23731 * config/arm/constraints.md: Enable "k" constraint on ARM.
23733 2008-02-27 Ben Elliston <bje@au.ibm.com>
23735 * config/rs6000/rs6000.c: Annotate cache line size field in all
23736 instances of struct processor_costs.
23738 2008-02-26 David Edelsohn <edelsohn@gnu.org>
23740 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
23741 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
23742 jump_bypass): New counters.
23743 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
23744 * dce.c (gate_ud_dce): Same.
23745 (gate_fast_dce): Same.
23746 * dse.c (gate_dse1): New function.
23747 (gate_dse2): New function.
23748 (gate_dse): Merge results of new gate functions.
23749 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
23750 (gate_handle_jump_bypass): Add dbg_cnt.
23751 (gate_handle_gcse): Add dbg_cnt.
23752 * ifcvt.c (gate_handle_if_conversion): Same.
23753 (gate_handle_if_after_combine): Same.
23754 (gate_handle_if_after_reload): Same.
23755 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
23757 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
23759 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
23761 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
23763 2008-02-26 Jason Merrill <jason@redhat.com>
23766 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
23767 alone if it's the naming decl for the type's main variant.
23769 2008-02-26 Tom Tromey <tromey@redhat.com>
23771 * system.h (USE_MAPPED_LOCATION): Poison.
23772 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
23773 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
23774 (make_goto_expr_edges): Likewise.
23775 (remove_bb): Likewise.
23776 (execute_warn_function_return): Likewise.
23777 * basic-block.h (struct edge_def) <goto_locus>: Change type to
23779 * c-common.c (fname_decl): Remove old location code.
23780 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
23782 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
23784 (ASM_INPUT_SOURCE_LOCATION): Likewise.
23785 (gen_rtx_ASM_INPUT): Likewise.
23786 (gen_rtx_ASM_INPUT_loc): Likewise.
23787 (get_rtx_asm_OPERANDS): Remove.
23788 * cfglayout.c (insn_locators_alloc): Remove old location code.
23789 (set_curr_insn_source_location): Likewise.
23790 (curr_insn_locator): Likewise.
23791 * print-tree.c (print_node): Remove old location code.
23792 * tree-mudflap.c (mf_varname_tree): Remove old location code.
23793 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
23794 * cfgexpand.c (expand_gimple_cond_expr): Don't use
23795 location_from_locus.
23796 (construct_exit_block): Remove old location code.
23797 * emit-rtl.c (force_next_line_note): Remove old location code.
23798 * profile.c (branch_prob): Remove old location code.
23799 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
23800 LOC_LINE): Remove old-location variants.
23801 * langhooks.c (lhd_print_error_function): Remove old location
23803 * configure, config.in: Rebuilt.
23804 * configure.ac (--enable-mapped-location): Remove.
23805 * c-decl.c (c_init_decl_processing): Remove old location code.
23806 (finish_function): Likewise.
23807 * recog.c (decode_asm_operands): Remove old location code.
23808 * c-pch.c (c_common_read_pch): Remove old location code.
23809 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
23811 * gimple-low.c (lower_function_body): Remove old location code.
23812 * toplev.c (unknown_location): Remove.
23813 (push_srcloc): Remove old-location variant.
23814 (process_options): Remove old location code.
23815 (lang_dependent_init): Likewise.
23816 * input.h (UNKNOWN_LOCATION): Move definition.
23817 (location_t): Undeprecate.
23818 (source_locus): Remove.
23819 (location_from_locus): Remove.
23820 (struct location_s): Remove.
23821 Remove all old-location code.
23822 (input_line, input_filename): Remove.
23823 * final.c (final_scan_insn): Remove old location code.
23824 * diagnostic.c (diagnostic_build_prefix): Remove
23825 USE_MAPPED_LOCATION test.
23826 * tree.h (gimple_stmt) <locus>: Now a location_t.
23827 (tree_exp) <locus>: Likewise.
23828 (DECL_IS_BUILTIN): Remove old-location variant.
23829 (annotate_with_file_line, annotate_with_locus): Likewise.
23830 (expr_locus, set_expr_locus): Update.
23831 * tree.c (build1_stat): Remove old location code.
23832 (last_annotated_node): Remove.
23833 (annotate_with_file_line): Remove old-location variant.
23834 (annotate_with_locus): Likewise.
23835 (expr_location): Remove old location code.
23836 (set_expr_location): Likewise.
23837 (expr_has_location): Likewise.
23838 (expr_locus): Likewise.
23839 (set_expr_locus): Likewise.
23840 (expr_filename): Don't use location_from_locus.
23841 (expr_lineno): Likewise.
23842 * rtl-error.c (location_for_asm): Remove old location code.
23843 * c-lex.c (cb_line_change): Remove old location code.
23844 (fe_file_change): Likewise.
23845 (cb_def_pragma): Likewise.
23846 (c_lex_with_flags): Likewise.
23847 * gengtype.c (do_typedef): Don't special-case location types.
23848 (define_location_structures): Remove.
23849 (main): Don't call define_location_structures.
23850 * tree-pretty-print.c (dump_implicit_edges): Remove old location
23853 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23856 * builtins.def (BUILT_IN_STDARG_START): Remove.
23857 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
23858 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
23859 * tree-inline.c (inline_forbidden_p_1): Likewise.
23861 2008-02-26 Richard Guenther <rguenther@suse.de>
23863 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23864 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23865 (lookup_decl_from_uid): Declare.
23866 (remove_decl_from_map): Likewise.
23867 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23868 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23869 (decl_for_uid_map): New global hashtable mapping DECL_UID
23871 (init_ttree): Allocate it.
23872 (insert_decl_to_uid_decl_map): New helper function.
23873 (make_node_stat): Insert new decls into the map.
23874 (copy_node_stat): Likewise.
23875 (lookup_decl_from_uid): New function.
23876 (remove_decl_from_map): Likewise.
23877 (print_decl_for_uid_map_statistics): New helper.
23878 (dump_tree_statistics): Call it.
23880 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23881 (referenced_var_iterator): Adjust.
23882 (FOR_EACH_REFERENCED_VAR): Adjust.
23883 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23884 (num_referenced_vars): Adjust.
23885 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23886 (first_referenced_var): Remove.
23887 (end_referenced_vars_p): Likewise.
23888 (next_referenced_var): Likewise.
23889 (referenced_var_iterator_set): New helper function.
23890 * tree-dfa.c (referenced_var_lookup): Adjust.
23891 (referenced_var_check_and_insert): Likewise.
23892 (remove_referenced_var): Likewise.
23893 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
23894 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23895 (verify_call_clobbering): Likewise.
23896 (verify_memory_partitions): Likewise.
23897 (init_tree_ssa): Allocate bitmap instead of hashtable for
23899 (delete_tree_ssa): Adjust.
23900 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
23901 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
23902 (compute_tag_properties): Likewise.
23903 (set_initial_properties): Likewise.
23904 (find_partition_for): Likewise.
23905 (update_reference_counts): Likewise.
23906 (dump_may_aliases_for): Likewise.
23907 * tree-ssa-operands.c (add_virtual_operand): Likewise.
23908 (add_call_clobber_ops): Likewise.
23909 (add_call_read_ops): Likewise.
23910 (get_asm_expr_operands): Likewise.
23911 * tree-into-ssa.c (dump_decl_set): Likewise.
23912 (update_ssa): Likewise.
23913 * tree-sra.c (scan_function): Likewise.
23914 (decide_instantiations): Likewise.
23915 (scalarize_parms): Likewise.
23916 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
23917 (dsa_named_for): Likewise.
23918 * tree-ssa-structalias.c (update_alias_info): Likewise.
23919 (merge_smts_into): Likewise.
23921 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23924 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
23925 * c-opts.c (c_common_handle_option): Wall enables
23926 Wvolatile-register-var.
23927 * common.opt: Move Wvolatile-register-var to...
23930 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23932 * common.opt (Wlarger-than=): New.
23933 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
23935 * opts.c (common_handle_option): Handle -Wlarger-than=.
23936 * optc-gen.awk: Likewise.
23937 * opth-gen.awk: Likewise.
23938 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
23939 * tree-optimize.c (tree_rest_of_compilation): Likewise.
23941 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23943 * c-common.c (match_case_to_enum_1): Add appropriate
23944 OPT_W* parameter to warning.
23945 (c_do_switch_warnings): Likewise.
23946 * c-typeck.c (warning_init): Add one more parameter following
23947 'warning' function.
23948 (push_init_level): Update call to warning_init.
23949 (pop_init_level): Likewise.
23950 (add_pending_init): Likewise.
23951 (output_init_element: Likewise.
23953 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23956 * toplev.c (toplev_main): If there are warnings or error, print
23957 errors for ignored options.
23958 * opts.c (ignored_options): New static variable.
23959 (postpone_unknown_option_error): New.
23960 (print_ignored_options): New.
23961 (handle_option): Postpone errors for unknown -Wno-* options.
23962 * opts.h (print_ignored_options): Declare.
23964 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
23966 * config/mips/mips.md (loadgp_blockage, blockage): Change type
23969 2008-02-25 Richard Guenther <rguenther@suse.de>
23972 2008-02-25 Richard Guenther <rguenther@suse.de>
23974 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
23975 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
23976 (lookup_decl_from_uid): Declare.
23977 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
23978 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
23979 (decl_for_uid_map): New global hashtable mapping DECL_UID
23981 (init_ttree): Allocate it.
23982 (insert_decl_to_uid_decl_map): New helper function.
23983 (make_node_stat): Insert new decls into the map.
23984 (copy_node_stat): Likewise.
23985 (lookup_decl_from_uid): New function.
23986 (print_decl_for_uid_map_statistics): New helper.
23987 (dump_tree_statistics): Call it.
23989 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
23990 (referenced_var_iterator): Adjust.
23991 (FOR_EACH_REFERENCED_VAR): Adjust.
23992 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
23993 (num_referenced_vars): Adjust.
23994 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
23995 (first_referenced_var): Remove.
23996 (end_referenced_vars_p): Likewise.
23997 (next_referenced_var): Likewise.
23998 (referenced_var_iterator_set): New helper function.
23999 * tree-dfa.c (referenced_var_lookup): Adjust.
24000 (referenced_var_check_and_insert): Likewise.
24001 (remove_referenced_var): Likewise.
24002 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24003 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24004 (verify_call_clobbering): Likewise.
24005 (verify_memory_partitions): Likewise.
24006 (init_tree_ssa): Allocate bitmap instead of hashtable for
24008 (delete_tree_ssa): Adjust.
24009 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24010 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24011 (compute_tag_properties): Likewise.
24012 (set_initial_properties): Likewise.
24013 (find_partition_for): Likewise.
24014 (update_reference_counts): Likewise.
24015 (dump_may_aliases_for): Likewise.
24016 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24017 (add_call_clobber_ops): Likewise.
24018 (add_call_read_ops): Likewise.
24019 (get_asm_expr_operands): Likewise.
24020 * tree-into-ssa.c (dump_decl_set): Likewise.
24021 (update_ssa): Likewise.
24022 * tree-sra.c (scan_function): Likewise.
24023 (decide_instantiations): Likewise.
24024 (scalarize_parms): Likewise.
24025 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24026 (dsa_named_for): Likewise.
24027 * tree-ssa-structalias.c (update_alias_info): Likewise.
24028 (merge_smts_into): Likewise.
24030 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24033 * doc/invoke.texi (-fcx-limited-range): Document new option.
24034 * toplev.c (process_options): Handle -fcx-fortran-rules.
24035 * common.opt: Add documentation for -fcx-fortran-rules.
24037 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
24040 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
24041 actual behaviour and C99.
24043 2008-02-26 Ben Elliston <bje@au.ibm.com>
24045 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
24046 (ASM_CPU_POWER6_SPEC): Likewise.
24047 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
24048 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
24049 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
24051 2008-02-25 Richard Guenther <rguenther@suse.de>
24053 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24054 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24055 (lookup_decl_from_uid): Declare.
24056 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24057 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24058 (decl_for_uid_map): New global hashtable mapping DECL_UID
24060 (init_ttree): Allocate it.
24061 (insert_decl_to_uid_decl_map): New helper function.
24062 (make_node_stat): Insert new decls into the map.
24063 (copy_node_stat): Likewise.
24064 (lookup_decl_from_uid): New function.
24065 (print_decl_for_uid_map_statistics): New helper.
24066 (dump_tree_statistics): Call it.
24068 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24069 (referenced_var_iterator): Adjust.
24070 (FOR_EACH_REFERENCED_VAR): Adjust.
24071 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24072 (num_referenced_vars): Adjust.
24073 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24074 (first_referenced_var): Remove.
24075 (end_referenced_vars_p): Likewise.
24076 (next_referenced_var): Likewise.
24077 (referenced_var_iterator_set): New helper function.
24078 * tree-dfa.c (referenced_var_lookup): Adjust.
24079 (referenced_var_check_and_insert): Likewise.
24080 (remove_referenced_var): Likewise.
24081 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24082 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24083 (verify_call_clobbering): Likewise.
24084 (verify_memory_partitions): Likewise.
24085 (init_tree_ssa): Allocate bitmap instead of hashtable for
24087 (delete_tree_ssa): Adjust.
24088 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24089 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24090 (compute_tag_properties): Likewise.
24091 (set_initial_properties): Likewise.
24092 (find_partition_for): Likewise.
24093 (update_reference_counts): Likewise.
24094 (dump_may_aliases_for): Likewise.
24095 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24096 (add_call_clobber_ops): Likewise.
24097 (add_call_read_ops): Likewise.
24098 (get_asm_expr_operands): Likewise.
24099 * tree-into-ssa.c (dump_decl_set): Likewise.
24100 (update_ssa): Likewise.
24101 * tree-sra.c (scan_function): Likewise.
24102 (decide_instantiations): Likewise.
24103 (scalarize_parms): Likewise.
24104 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24105 (dsa_named_for): Likewise.
24106 * tree-ssa-structalias.c (update_alias_info): Likewise.
24107 (merge_smts_into): Likewise.
24109 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
24112 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
24113 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
24114 * alias.h (nonoverlapping_memrefs_p): Likewise.
24116 2008-02-25 Jan Beulich <jbeulich@novell.com>
24118 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
24119 * config/i386/netware-libgcc.exp: Add __bswap?i2,
24120 __emultls_get_address, __emultls_register_common,
24121 __floatundi?f, and _Unwind_GetIPInfo.
24122 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
24123 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
24124 (gen_regparm_prefix): Likewise.
24125 (i386_nlm_encode_section_info): Sync with
24126 config/i386/winnt.c:i386_pe_encode_section_info().
24127 (i386_nlm_maybe_mangle_decl_assembler_name): New.
24128 i386_nlm_mangle_decl_assembler_name): New.
24129 (netware_override_options): New.
24130 * config/i386/netware.h (netware_override_options): Declare.
24131 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
24132 (i386_nlm_mangle_decl_assembler_name): Declare.
24133 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
24135 2008-02-25 Ben Elliston <bje@au.ibm.com>
24138 * c-decl.c (grokdeclarator): Remove unused local variables
24139 `typedef_type' and `type_as_written'.
24141 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
24142 unused local variable `has_hot_blocks'.
24143 (fix_crossing_conditional_branches): Remove unused local variable
24146 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
24148 PR middle-end/19984
24149 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
24150 using DEF_C99_BUILTIN.
24151 (BUILT_IN_NANF): Ditto.
24152 (BUILT_IN_NANL): Ditto.
24154 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
24155 Revital Eres <eres@il.ibm.com>
24157 * modulo-sched.c (calculate_must_precede_follow): Address TODO
24158 regarding the order of two dependent insns in the same row.
24160 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
24162 * stor-layout.c (layout_decl): Do not bump the alignment of a
24163 bit-field to more than byte alignment if it is packed.
24165 2008-02-24 David Edelsohn <edelsohn@gnu.org>
24167 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
24170 2008-02-24 Diego Novillo <dnovillo@google.com>
24172 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
24175 * tree-vrp.c (vrp_evaluate_conditional): With
24176 -Wtype-limits, emit a warning when comparing against a
24177 constant outside the natural range of OP0's type.
24178 * c.opt (Wtype-limits): Move ...
24179 * common.opt (Wtype-limits): ... here.
24181 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
24183 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
24184 * config/rs6000/e300c2c3.md: New file.
24185 * config/rs6000/rs6000.c (processor_costs): Add new costs for
24187 (rs6000_override_options): Add e300c2 and e300c3 cases to
24188 processor_target_table. Do not allow usage of Altivec or Spe
24189 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
24190 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
24191 * config/rs6000/rs6000.h (processor_type): Add
24192 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
24193 (ASM_CPU_SPEC): Add e300c2 and e300c3.
24194 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
24195 and ppce300c3. Include e300c2c3.md.
24197 2008-02-23 David Edelsohn <edelsohn@gnu.org>
24199 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
24200 instead of TARGET_STRICT_ALIGN.
24202 2008-02-23 Joseph Myers <joseph@codesourcery.com>
24204 * explow.c (memory_address): Assert that the generated address is
24207 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24210 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
24211 * config/darwin-ppc-ldouble-patch.def: New file.
24212 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
24213 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
24214 SUBTARGET_INIT_BUILTINS if defined.
24215 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
24218 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24221 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
24222 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
24224 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
24227 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
24228 file" warning condtional on -Winvalid-PCH.
24230 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
24232 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
24234 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
24238 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
24239 prevent reload from using MMX registers.
24240 (*mov<mode>_internal): Ditto.
24241 (*movv2sf_internal_rex64): Ditto.
24242 (*movv2sf_internal): Ditto.
24244 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24246 PR documentation/31569
24247 * doc/install.texi2html: Use makeinfo --no-number-sections.
24249 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24251 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
24252 ensure that we can address an entire entity > 8 bytes. Don't
24253 generate reg+reg addressing for such data.
24255 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24257 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
24258 strings when optimizing for size, unless the target cares about
24261 2008-02-22 Tom Tromey <tromey@redhat.com>
24263 * regclass.c (current_pass): Remove declaration.
24265 2008-02-22 Anatoly Sokolov <aesok@post.ru>
24267 * config/avr/libgcc.S (__RAMPZ__): Define.
24268 (__do_copy_data): Add for devices with 128KB code memory.
24270 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
24272 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
24274 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
24276 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
24278 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
24281 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24284 * c-typeck.c (build_binary_op): Warn about floating point
24285 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
24287 2008-02-21 Janis Johnson <janis187@us.ibm.com>
24290 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
24291 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
24293 (rs6000_override_options): Set altivec_abi as default, not override,
24294 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
24295 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
24296 is used; use new member spe_abi.
24297 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
24298 spe_abi and altivec_abi.
24300 2008-02-22 Tomas Bily <tbily@suse.cz>
24302 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
24304 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24307 * config.build (build_file_translate): Set to `CMD //c' only if
24309 * Makefile.in (build_file_translate): Improve comment.
24311 2008-02-21 Jan Hubicka <jh@suse.cz>
24313 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
24314 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
24315 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
24317 2008-02-21 Michael Matz <matz@suse.de>
24320 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
24322 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
24324 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
24325 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
24326 as insn constraint.
24327 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
24328 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
24329 SSE_VEC_FLOAT_MODE_P as insn constraint.
24330 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
24331 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
24332 sse4a_movntdf using MODEF mode iterator.
24333 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
24334 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
24335 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
24336 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
24337 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
24338 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
24339 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
24341 2008-02-21 Richard Guenther <rguenther@suse.de>
24343 * tree.def (PAREN_EXPR): New tree code.
24344 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
24346 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
24347 * expr.c (expand_expr_real_1): Likewise.
24348 * tree-inline.c (estimate_num_insns_1): Likewise.
24349 * tree-complex.c (expand_complex_move): Likewise.
24350 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
24353 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
24356 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
24358 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
24361 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
24363 * config/sh/sh.c (find_barrier): Don't go past
24364 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
24366 2008-02-20 DJ Delorie <dj@redhat.com>
24368 * config/h8300/h8300.md (insv): Force source operand to be a register.
24370 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
24371 as a jump, not as a plain insn.
24373 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
24375 * doc/invoke.texi (Warning Options): Add new option
24376 -Wframe-larger-than=.
24377 (-Wframe-larger-than): Document.
24379 * flags.h (warn_frame_larger_than, frame_larger_than_size):
24380 Add declarations for new option variables.
24382 * final.c (final_start_function): Check the frame size
24383 before emission and issue a Wframe-larger-than warning.
24385 * opts.c (warn_frame_larger_than, frame_larger_than_size):
24386 Add definitions for new option variables.
24387 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
24389 * common.opt (Wframe-larger-than=): New option.
24391 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24393 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
24394 (<sse>_div<mode>3): Ditto.
24395 (<sse>_vmdiv<mode>3): Ditto.
24396 (<sse>_vmsqrt<mode>2): Ditto.
24397 (*smax<mode>3): Ditto.
24398 (sse5_frcz<mode>2): Ditto.
24399 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
24400 as insn constraint.
24402 2008-02-20 Richard Guenther <rguenther@suse.de>
24404 PR middle-end/35265
24405 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
24406 be happy with INTEGRAL_TYPE_P.
24408 2008-02-20 Richard Guenther <rguenther@suse.de>
24410 * fold-const.c (split_tree): Associate floatig-point expressions
24411 if flag_associative_math is set.
24413 2008-02-20 Richard Guenther <rguenther@suse.de>
24415 * tree.h (fold_real_zero_addition_p): Declare.
24416 * fold-const.c (fold_real_zero_addition_p): Export.
24417 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
24418 floating-point operations with zero and one.
24420 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
24422 * doc/install.texi: Correct references to CFLAGS, replacing them
24423 with BOOT_CFLAGS. Document flags used during bootstrap for
24426 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
24428 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
24429 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
24430 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
24432 (smin<mode>3): Ditto from similar patterns.
24433 (smax<mode>3): Ditto.
24434 (*ieee_smin<mode>3): Ditto.
24435 (*ieee_smax<mode>3): Ditto.
24436 * config/i386/sse.md (sse): New mode attribute.
24437 (mov<mode>): Macroize expander from movv4sf and movv2df using
24438 SSEMODEF2P mode iterator.
24439 (<sse>_movnt<mode>): Ditto from similar patterns. Use
24440 SSE_VEC_FLOAT_MODE_P as insn constraint.
24441 (storent<mode>): Ditto.
24442 (storent<mode>): Macroize expander from storentsf and storentdf using
24443 MODEF mode iterator.
24444 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
24445 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
24446 (abs<mode>2): Ditto from similar patterns.
24447 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
24448 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
24449 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
24450 (<sse>_vmsqrt<mode>2): Ditto.
24451 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
24452 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
24453 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
24454 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
24455 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
24456 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
24457 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
24459 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
24460 iterator and SSE_FLOAT_MODE_P as insn constraint.
24461 (<sse>_ucomi): Ditto from similar patterns.
24462 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
24463 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
24464 SSE_VEC_FLOAT_MODE_P as insn constraint.
24465 (vcond<mode>): Ditto from similar patterns.
24466 (and<mode>3, *and<mode>3): Ditto.
24467 (<sse>_nand<mode>3): Ditto.
24468 (ior<mode>3, *ior<mode>3): Ditto.
24469 (xor<mode>3, *xor<mode>3): Ditto.
24470 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
24471 iterator and SSE_FLOAT_MODE_P as insn constraint.
24472 (*nand<mode>3): Ditto from similar patterns.
24473 (*ior<mode>3): Ditto.
24474 (*xor<mode>3): Ditto.
24476 2008-02-20 Ira Rosen <irar@il.ibm.com>
24478 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
24479 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
24480 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
24482 2008-02-19 Jan Hubicka <jh@suse.cz>
24484 * predict.c (tree_bb_level_predictions): Remove variable next
24485 mistakely introduced by previous commit.
24487 2008-02-19 Jan Hubicka <jh@suse.cz>
24489 * predict.c (predict_paths_leading_to): Rewrite.
24490 (predict_paths_for_bb): New.
24491 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
24493 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24496 * Makefile.in (build_file_translate): New.
24497 (gcc-vers.texi): Use it for translating $(abs_srcdir).
24498 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
24499 * configure.ac (build_file_translate): Substitute it.
24500 * configure: Regenerate.
24502 2008-02-19 Jan Hubicka <jh@suse.cz>
24504 PR rtl-optimization/34408
24505 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
24508 2008-02-19 Jan Hubicka <jh@suse.cz>
24510 PR middle-end/28779
24511 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
24514 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
24517 * config/i386/i386-modes.def: Revert the last DI alignment
24518 change until Ada people can look into it.
24520 2008-02-19 Nick Clifton <nickc@redhat.com>
24522 * opts.c (print_specific_help): Fix typo in --help text.
24524 2008-02-19 Jakub Jelinek <jakub@redhat.com>
24527 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
24528 32-bit inline asm without asm alternatives for host GCC < 3.0.
24530 2008-02-19 Richard Guenther <rguenther@suse.de>
24532 PR tree-optimization/34989
24533 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
24534 Allow propagation to INDIRECT_REF if we can simplify only.
24536 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24538 * c-common.c (warn_for_collisions_1): Use appropriate option when
24541 2008-02-19 Nick Clifton <nickc@redhat.com>
24544 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
24545 (handle_options): Fix indentation.
24546 (print_filtered_help): If no language-specific options were
24547 displayed tell the user how to list all the options supported by
24548 the language's front-end.
24549 (print_specific_help): Fix indentation and remove duplicate line.
24550 (common_handle_option): Handle the -v option.
24551 For --help enable the display of undocumented options if the -v
24552 switch has been included on the command line.
24553 For --help= check for overlaps in the arguments between the option
24554 classes and the language names and issue a warning when they
24555 cannot be disambiguated.
24556 * c.opt (v): Pass on to the common option handler.
24558 2008-02-19 Revital Eres <eres@il.ibm.com>
24560 * modulo-sched.c (sms_schedule): Change dump message when
24561 create_ddg function fails.
24562 (try_scheduling_node_in_cycle): Rename row to cycle.
24563 (print_partial_schedule): Rename CYCLE to ROW.
24565 2008-02-19 Christian Bruel <christian.bruel@st.com>
24566 Zdenek Dvorak <ook@ucw.cz>
24568 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
24570 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24573 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
24574 (*x86_movdicc_0_m1_se): Ditto.
24576 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
24578 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
24579 (CMPtype): Define as __gcc_CMPtype.
24580 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
24581 (CMPtype): Define as __gcc_CMPtype.
24583 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
24585 Support valgrind 3.3 for --enable-checking=valgrind.
24586 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
24588 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
24589 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
24590 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
24591 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
24592 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
24593 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
24594 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
24596 * ggc-zone.c: Similar.
24597 * ggc-page.c: Similar.
24599 2008-02-19 Paul Brook <paul@codesourcery.com>
24602 * config/arm/ieee754-df.S: Fix do_it typo.
24603 * config/arm/ieee754-sf.S: Fix do_it typo.
24605 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24608 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
24609 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
24610 (OPTION_MASK_ISA_SSE_SET): Likewise.
24611 (OPTION_MASK_ISA_SSE2_SET): Likewise.
24612 (OPTION_MASK_ISA_SSE3_SET): Likewise.
24613 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
24614 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
24615 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
24616 (OPTION_MASK_ISA_SSE4_SET): Likewise.
24617 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
24618 (OPTION_MASK_ISA_SSE5_SET): Likewise.
24619 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
24620 (OPTION_MASK_ISA_MMX_UNSET): Updated.
24621 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
24622 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
24623 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
24624 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
24625 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
24626 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
24627 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
24628 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
24629 (OPTION_MASK_ISA_SSE4): Removed.
24630 (ix86_handle_option): Turn on bits in ix86_isa_flags and
24631 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
24632 (override_options): Don't turn on implied SSE/MMX bits in
24635 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
24637 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24640 2008-02-18 Joey Ye <joey.ye@intel.com>
24642 PR middle-end/34921
24643 * tree-nested.c (insert_field_into_struct): Set type alignment
24644 to field alignment if the former is less than the latter.
24646 2008-02-18 Jakub Jelinek <jakub@redhat.com>
24648 * BASE-VER: Set to 4.4.0.
24650 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24652 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
24653 * doc/cfg.texi: Likewise.
24654 * doc/extend.texi: Likewise.
24655 * doc/gty.texi: Likewise.
24656 * doc/invoke.texi: Likewise.
24657 * doc/loop.texi: Likewise.
24658 * doc/md.texi: Likewise.
24659 * doc/passes.texi: Likewise.
24660 * doc/rtl.texi: Likewise.
24661 * doc/sourcebuild.texi: Likewise.
24662 * doc/tm.texi: Likewise.
24663 * doc/tree-ssa.texi: Likewise.
24665 2008-02-17 Richard Guenther <rguenther@suse.de>
24667 PR middle-end/35227
24668 * tree-complex.c (init_parameter_lattice_values): Handle parameters
24669 without default definition.
24671 2008-02-17 Richard Guenther <rguenther@suse.de>
24673 PR tree-optimization/35231
24674 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
24677 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
24680 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24681 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24682 libgcc_cmp_return mode.
24684 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24687 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
24689 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
24691 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
24694 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24696 * doc/c-tree.texi: Use `@.' where appropriate.
24697 * doc/extend.texi: Likewise.
24698 * doc/install.texi: Likewise.
24699 * doc/invoke.texi: Likewise.
24700 * doc/loop.texi: Likewise.
24701 * doc/makefile.texi: Likewise.
24702 * doc/md.texi: Likewise.
24703 * doc/passes.texi: Likewise.
24704 * doc/standards.texi: Likewise.
24705 * doc/tm.texi: Likewise.
24707 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24709 PR middle-end/35196
24710 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
24712 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
24713 rather than in entry_bb.
24715 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24717 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
24718 libgcc_cmp_return mode.
24720 2008-02-15 Jakub Jelinek <jakub@redhat.com>
24722 PR middle-end/35130
24723 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
24724 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
24726 2008-02-15 Richard Guenther <rguenther@suse.de>
24727 Zdenek Dvorak <ook@ucw.cz>
24729 PR tree-optimization/35164
24730 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
24731 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
24732 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
24733 Only propagate addresses which do not have abnormal SSA_NAMEs
24736 2008-02-15 Joseph Myers <joseph@codesourcery.com>
24739 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
24741 2008-02-15 Jan Hubicka <jh@suse.cz>
24743 PR middle-end/35149
24744 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
24746 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24748 PR middle-end/34621
24749 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
24750 when calculating alignment_pad.
24752 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
24754 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
24755 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
24756 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
24757 and STACK_BOUNDARY define.
24759 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
24761 PR preprocessor/35061
24762 * c-pragma.c (handle_pragma_pop_macro): Check that
24763 pushed_macro_table has been allocated.
24765 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
24767 PR middle-end/35136
24768 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
24769 (force_gimple_operand): Likewise.
24770 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
24771 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
24772 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
24773 (find_interesting_uses_address): Check addressability and alignment
24774 of the base expression only after substituting bases of IVs into it.
24776 2008-02-14 Michael Matz <matz@suse.de>
24779 * function.c (instantiate_virtual_regs_in_insn): Reload address
24780 before falling back to reloading the whole operand.
24782 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
24784 * config/s390/s390.c (s390_mainpool_start): Emit the pool
24785 before the first section switch note.
24787 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24789 * doc/bugreport.texi: Update copyright years.
24790 * doc/c-tree.texi: Likewise.
24791 * doc/cfg.texi: Likewise.
24792 * doc/cpp.texi: Likewise.
24793 * doc/cppinternals.texi: Likewise.
24794 * doc/fragments.texi: Likewise.
24795 * doc/frontends.texi: Likewise.
24796 * doc/gcc.texi: Likewise.
24797 * doc/gty.texi: Likewise.
24798 * doc/hostconfig.texi: Likewise.
24799 * doc/implement-c.texi: Likewise.
24800 * doc/libgcc.texi: Likewise.
24801 * doc/loop.texi: Likewise.
24802 * doc/makefile.texi: Likewise.
24803 * doc/options.texi: Likewise.
24804 * doc/passes.texi: Likewise.
24805 * doc/rtl.texi: Likewise.
24806 * doc/sourcebuild.texi: Likewise.
24807 * doc/standards.texi: Likewise.
24808 * doc/tree-ssa.texi: Likewise.
24809 * doc/trouble.texi: Likewise.
24811 * doc/extend.texi: Use @: or add comma where appropriate.
24812 * doc/invoke.texi: Likewise.
24813 * doc/tm.texi: Likewise.
24815 2008-02-14 Alan Modra <amodra@bigpond.net.au>
24818 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
24821 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
24823 * doc/md.texi (clz, ctz): Add reference.
24824 * doc/rtl.texi (clz, ctz): Likewise.
24826 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24829 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
24832 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
24834 * config/s390/s390.c (struct constant_pool): New field
24835 emit_pool_after added.
24836 (s390_mainpool_start): Set the emit_pool_after flag according
24837 to the section switch notes.
24838 (s390_mainpool_finish): Consider emit_pool_after when emitting
24839 the literal pool at the end of the function.
24840 (s390_chunkify_start): Force literal pool splits at section
24843 2008-02-13 Michael Matz <matz@suse.de>
24846 * var-tracking.c (clobber_variable_part): Correctly traverse the
24849 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24852 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
24853 Add -fdump-ipa-inline.
24854 * tree-dump.c (dump_files): Remove tree-inlined dump.
24855 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
24857 2008-02-12 Richard Guenther <rguenther@suse.de>
24859 PR tree-optimization/35171
24860 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
24863 2008-02-12 Richard Guenther <rguenther@suse.de>
24865 PR middle-end/35163
24866 * fold-const.c (fold_widened_comparison): Use get_unwidened in
24867 value-preserving mode. Disallow final truncation.
24869 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
24871 PR middle-end/35136
24872 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
24873 code from here to...
24874 (force_gimple_operand): ...here.
24876 2008-02-12 Jakub Jelinek <jakub@redhat.com>
24879 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
24880 non-compatible pointers.
24881 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
24882 different FIELD_DECLs, try harder by comparing field offsets, sizes
24885 PR inline-asm/35160
24886 * function.c (match_asm_constraints_1): Don't replace the same input
24889 2008-02-12 Anatoly Sokolov <aesok@post.ru>
24891 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
24892 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
24893 (expand_epilogue): Restore RAMPZ register.
24894 * config/avr/avr.md (RAMPZ_ADDR): New constant.
24896 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
24898 * config/i386/cygwin.asm: (__alloca): Correct calling
24899 convention and alignment.
24900 (__chkstk): Force 8 byte stack alignment.
24902 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
24903 Richard Guenther <rguenther@suse.de>
24905 PR tree-optimization/33992
24906 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
24907 the zero we compare against.
24909 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
24911 PR libfortran/35063
24912 * gthr-win32.h (__gthread_mutex_destroy_function): New function
24913 to CloseHandle after unlocking to prevent accumulation of handle
24916 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24918 PR middle_end/34150
24919 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
24920 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
24921 and update LABEL_NUSES during and after reload.
24923 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
24925 PR middle-end/34627
24926 * combine.c (simplify_if_then_else): Make sure the comparison is
24927 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
24929 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
24932 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
24933 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
24934 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
24935 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
24936 * tree.h (get_type_static_bounds): Likewise.
24938 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24940 * doc/invoke.texi (Option Summary, C++ Dialect Options)
24941 (Objective-C and Objective-C++ Dialect Options, Warning Options):
24942 Make -Wfoo language annotations match what the compiler outputs.
24944 2008-02-08 Sa Liu <saliu@de.ibm.com>
24946 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
24947 intrinsics spu_convts, spu_convtu, spu_convtf.
24949 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
24951 * doc/extend.texi (Function Attributes) <noinline>: Mention
24952 asm ("") as method to keep calls.
24954 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24957 * doc/options.texi (Options): Replace references to opts.sh with
24959 * opts-common.c: Likewise.
24960 * optc-gen.awk: Likewise.
24962 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
24964 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
24966 2008-02-07 Richard Henderson <rth@redhat.com>
24969 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
24970 EXPR_LIST for the REG_EQUAL instead of a comparison with a
24973 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
24975 PR tree-optimization/35085
24976 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
24977 for operand entry oe2 in addition to operand entry oe3 in order to
24978 expose more opportunities for vectorizer sum reduction.
24980 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24983 * Makefile.in (LIBS): Remove $(GMPLIBS).
24984 (cc1-dummy, cc1): Add $(GMPLIBS).
24986 2008-02-06 Jan Hubicka <jh@suse.cz>
24989 * i386.md (moddf_integer): Do not produce partial memory stalls for
24990 targets where it hurts.
24992 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
24995 * optabs.c (expand_float): Do not check for decimal modes when
24996 expanding unsigned integer through signed conversion.
24998 2008-02-06 Nick Clifton <nickc@redhat.com>
25000 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
25001 inside the clobber with a match_operand and duplicated operand
25002 number in the constraint.
25003 (ineqbranchsi): Delete redundant comment.
25005 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
25007 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
25008 builtin_define ("__USE_INIT_FINI__").
25009 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
25011 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
25013 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25015 PR documentation/30330
25016 * doc/invoke.texi (C++ Dialect Options)
25017 (Objective-C and Objective-C++ Dialect Options, Warning Options):
25018 For each warning option -Wfoo that allows -Wno-foo, ensure both
25019 -Wfoo and -Wno-foo are listed in the option index. Fix index
25020 entry of -Wswitch-default, index -Wnormalized= including the
25021 `=', and -Wlarger-than-@var{len} including @var{len}.
25023 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25025 * config/i386/i386.md (floatunssisf2): Use
25026 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
25027 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
25028 Macroize expander using MODEF mode iterator.
25030 2008-02-05 Diego Novillo <dnovillo@google.com>
25032 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
25035 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
25037 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25040 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
25042 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
25045 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
25046 to indicate if a message should be generated.
25047 (init_cumulative_args): Updated.
25048 (function_value_32): Likewise.
25050 2008-02-05 Joseph Myers <joseph@codesourcery.com>
25052 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
25054 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
25057 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
25058 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
25060 2008-02-04 Diego Novillo <dnovillo@google.com>
25062 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
25065 * tree-vrp.c (vrp_evaluate_conditional): With
25066 -Wtype-limits, emit a warning when comparing against a
25067 constant outside the natural range of OP0's type.
25069 2008-02-04 Richard Guenther <rguenther@suse.de>
25071 PR middle-end/33631
25072 * expr.c (count_type_elements): Give for unions instead of
25075 2008-02-04 Richard Guenther <rguenther@suse.de>
25077 PR middle-end/35043
25078 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
25079 to TYPE_DOMAINs base type instead of using bitsizetype here.
25081 2008-02-03 Jason Merrill <jason@redhat.com>
25083 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
25085 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25088 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
25089 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
25090 (RS/6000 and PowerPC Options): Fix typos and markup.
25091 * doc/passes.texi (Tree-SSA passes): Likewise.
25093 2008-02-02 Michael Matz <matz@suse.de>
25096 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
25097 from record_last_reg_set_info.
25098 (record_last_reg_set_info): Take an RTX argument, iterate over all
25099 constituent hardregs.
25100 (record_last_set_info, record_opr_changes): Change calls to
25101 new signature or to record_last_reg_set_info_regno.
25103 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
25105 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
25107 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
25109 PR rtl-optimization/34773
25110 * reg-notes.def (EQUAL): Mention significance of combination of
25111 REG_EQUAL and REG_RETVAL.
25112 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
25113 insn that has a REG_RETVAL.
25115 2008-02-01 Roger Sayle <roger@eyesopen.com>
25118 * configure.ac (--enable-fixed-point): Disable unless explicitly
25120 * configure: Regenerate.
25122 2008-02-01 Richard Guenther <rguenther@suse.de>
25125 * invoke.texi (-finline-limit): Remove no longer true parts
25126 of the documentation. Note that there is no default value.
25128 2008-02-01 Andrew Pinski <pinskia@gmail.com>
25129 Mark Mitchell <mark@codesourcery.com>
25130 Ben Elliston <bje@au.ibm.com>
25133 * doc/extend.texi (Other Builtins): Document.
25135 2008-01-31 Tom Browder <tom.browder@gmail.com>
25137 * doc/c-tree.texi (Types): Fix grammar.
25138 (Expression trees): Ditto.
25139 * doc/passes.texi (Tree-SSA passes): Ditto.
25141 * doc/configterms.texi (Configure Terms): Fix typo.
25142 * doc/cpp.texi (Common Predefined Macros): Ditto.
25143 * doc/md.texi (Machine Constraints): Ditto.
25145 * doc/makefile.texi (Makefile): Add comma.
25147 2008-01-31 Tom Browder <tom.browder@gmail.com>
25148 Gerald Pfeifer <gerald@pfeifer.com>
25150 * doc/sourcebuild.texi (Front End): Remove references to CVS
25151 and CVSROOT/modules.
25152 (Texinfo Manuals): Replace reference to CVS by one to SVN.
25153 (Back End): Remove reference to CVS.
25155 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
25158 * config/mips/mips.c (gen_load_const_gp): New function, taking a
25160 (mips16_gp_pseudo_reg): ...here.
25161 * config/mips/mips.md (load_const_gp): Replace with...
25162 (load_const_gp_<mode>): ...this :P-based insn.
25164 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25166 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
25167 options. Minor fixes.
25168 (-std): Move reference to standards closer to where language
25169 standards are first mentioned.
25171 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
25173 PR rtl-optimization/34995
25174 * reload.c (alternative_allows_const_pool_ref): Take an rtx
25175 parameter and return a bool. If the rtx parameter is nonnull,
25176 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
25177 (find_reloads): Update call accordingly. Pass the new operand
25178 if it needed no address reloads, otherwise pass null.
25180 2008-01-30 Richard Henderson <rth@redhat.com>
25183 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
25184 for unbounded arrays.
25186 2008-01-30 Silvius Rus <rus@google.com>
25188 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
25190 2008-01-30 Jan Hubicka <jh@suse.cz>
25193 * i386.c (init_cumulative_args): Use real function declaration when
25196 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
25198 PR rtl-optimization/34998
25199 * global.c (build_insn_chain): Treat non-subreg_lowpart
25200 SUBREGs of pseudos as clobbering all the words covered by the
25201 SUBREG, not just all the bytes.
25202 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
25203 original df_ref rather than an extract parameter.
25204 (global_conflicts): Update call accordingly.
25206 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
25208 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
25209 the overflow check to make it easier to read.
25210 (__fixtfdi): Change the type of the ll member in union
25211 long_double to UDItype_x.
25213 2008-01-30 Jakub Jelinek <jakub@redhat.com>
25215 PR middle-end/34969
25216 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
25217 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
25218 * tree-inline.c (fold_marked_statements): Call
25219 cgraph_update_edges_for_call_stmt if folding a call statement.
25220 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
25221 debug_generic_stmt calls, reset it back afterwards.
25224 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
25226 * c-typeck.c (build_external_ref): Don't pedwarn about
25227 static vars in current function's scope.
25229 2008-01-29 Joseph Myers <joseph@codesourcery.com>
25231 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
25233 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
25236 * ipa-struct-reorg.c: Fix spelling.
25237 * params.def: Ditto.
25239 2008-01-29 Richard Guenther <rguenther@suse.de>
25241 PR middle-end/35006
25242 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
25244 * tree-inline.c (remap_type): Increment remapping_type_depth
25245 around remapping types.
25246 (copy_body_r): Only add referenced variables if they are referenced
25247 from code, not types.
25249 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
25260 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
25261 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
25263 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
25266 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
25267 pointer for tiny stack.
25269 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25271 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
25273 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
25275 * config/vx-common.h: Fix typo in comment.
25277 2008-01-28 Ian Lance Taylor <iant@google.com>
25281 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
25282 coalesce pointers if they have different DECL_NO_TBAA_P values.
25283 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
25284 between variables with different DECL_NO_TBAA_P values.
25286 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
25289 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
25290 are not legitimate small data references on SPE targets.
25292 2008-01-28 David Daney <ddaney@avtrex.com>
25294 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
25296 2008-01-28 David Daney <ddaney@avtrex.com>
25298 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
25300 2008-01-27 Joseph Myers <joseph@codesourcery.com>
25302 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
25303 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
25304 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
25305 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
25306 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
25307 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
25308 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
25309 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
25311 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25313 * basic-block.h (condjump_equiv_p): Fix comment.
25315 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25317 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
25318 print_generic_stmt_indented): Fix comment.
25320 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
25322 * configure.ac (__stack_chk_fail): Add detecion for availability
25323 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
25324 * configure: Regenerate.
25326 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
25328 PR middle-end/34688
25329 * final.c (output_addr_const): Handle TRUNCATE.
25331 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
25334 * tree-ssa-loop-ivopts.c (comp_cost): New type.
25335 (zero_cost, infinite_cost): New constants.
25336 (struct cost_pair): Change type of cost to comp_cost.
25337 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
25338 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
25340 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
25341 split_address_cost, ptr_difference_cost, difference_cost,
25342 get_computation_cost_at, get_computation_cost,
25343 determine_use_iv_cost_generic, determine_use_iv_cost_address,
25344 determine_use_iv_cost_condition, determine_use_iv_costs,
25345 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
25346 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
25347 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
25348 Change type of cost to comp_cost.
25349 (determine_iv_cost): Increase cost of non-original ivs, instead
25350 of decreasing the cost of original ones.
25351 (get_address_cost): Indicate the complexity of the addressing mode
25353 (try_add_cand_for): Prefer using ivs not specific to some object.
25354 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
25356 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
25357 Janis Johnson <janis187@us.ibm.com>
25360 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
25361 (TARGET_INSTANTIATE_DECLS): Likewise.
25362 * target.h (expand_to_rtl_hook): New target hook.
25363 (instantiate_decls): Likewise.
25364 * function.c (instantiate_decl): Make non-static. Rename to...
25365 (instantiate_decl_rtl): ... this.
25366 (instantiate_expr): Use instantiate_decl_rtl.
25367 (instantiate_decls_1): Likewise.
25368 (instantiate_decls): Likewise.
25369 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
25370 * function.h (instantiate_decl_rtl): Add prototype.
25371 * cfgexpand.c (target.h): New include.
25372 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
25373 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
25374 (TARGET_INSTANTIATE_DECLS): Likewise.
25375 (TARGET_INITIALIZER): New target hooks added.
25376 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
25378 * config/rs6000/rs6000.c (tree-flow.h): New include.
25379 (machine_function): Add sdmode_stack_slot field.
25380 (rs6000_alloc_sdmode_stack_slot): New function.
25381 (rs6000_instantiate_decls): Likewise.
25382 (rs6000_secondary_memory_needed_rtx): Likewise.
25383 (rs6000_check_sdmode): Likewise.
25384 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
25385 (TARGET_INSTANTIATE_DECLS): Likewise.
25386 (rs6000_hard_regno_mode_ok): Allow SDmode.
25387 (num_insns_constant): Likewise. Handle _Decimal32 constants.
25388 (rs6000_emit_move): Handle SDmode.
25389 (function_arg_advance): Likewise.
25390 (function_arg): Likewise.
25391 (rs6000_gimplify_va_arg): Likewise. Add special handling of
25392 SDmode var args for 32-bit compiles.
25393 (rs6000_secondary_reload_class): Handle SDmode.
25394 (rs6000_output_function_epilogue): Likewise.
25395 (rs6000_function_value): Simplify if statement.
25396 (rs6000_libcall_value): Likewise.
25397 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
25398 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
25399 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
25400 (movsd_hardfloat): New define_insn.
25401 (movsd_softfloat): Likewise.
25402 (movsd_store): Likewise.
25403 (movsd_load): Likewise.
25404 (extendsddd2): Likewise.
25405 (extendsdtd2): Likewise.
25406 (truncddsd2): Likewise.
25407 (movdd_hardfloat64): Fixup comment.
25408 (UNSPEC_MOVSD_LOAD): New constant.
25409 (UNSPEC_MOVSD_STORE): Likewise.
25411 2008-01-26 Jakub Jelinek <jakub@redhat.com>
25414 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
25416 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
25417 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
25418 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
25419 and TRUTH_XOR_EXPR.
25421 2008-01-26 David Edelsohn <edelsohn@gnu.org>
25424 * config.gcc: Separate AIX 5.3 from AIX 6.1.
25425 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25426 __LONGDOUBLE128 too.
25427 * config/rs6000/aix61.h: New file.
25429 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25431 PR rtl-optimization/34959
25432 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
25433 popcount and parity rtxes the same mode as their operand.
25434 Truncate or extend the result to the return value's mode
25437 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
25440 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
25441 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
25442 to GOT_VERSION_REGNUM.
25443 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
25444 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
25445 * config/mips/mips.c (mips_emit_call_insn): New function.
25446 (mips_call_tls_get_addr): Call mips_expand_call directly.
25447 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
25449 (mips16_build_call_stub): Likewise. Return the call insn or null.
25450 (mips_expand_call): Update the call to mips16_build_call_stub
25451 accordingly and a remove redundant condition. Assert that MIPS16
25452 stubs do not use lazy binding. Use mips_emit_call_insn and return
25454 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
25456 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
25457 (mips_avoid_hazard): Remove hazard_set handling.
25458 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
25459 (UNSPEC_RESTORE_GP): ...this.
25460 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
25461 (FAKE_CALL_REGNO): Rename to...
25462 (GOT_VERSION_REGNUM): ...this.
25463 (type): Add "ghost" value. Add an associated insn reservation.
25464 (hazard_set): Remove.
25465 (exception_receiver): Rename to...
25466 (restore_gp): ...this and update the unspec identifier accordingly.
25467 (exception_receiver, nonlocal_got_receiver): New expanders.
25468 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
25469 FAKE_CALL_REGNO. Remove hazard_set attribute.
25470 (set_got_version, update_got_version): New patterns.
25472 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
25475 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
25477 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25480 * doc/install.texi2html: Generate gcc-vers.texi.
25482 2008-01-25 DJ Delorie <dj@redhat.com>
25484 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
25486 2008-01-25 Joseph Myers <joseph@codesourcery.com>
25488 * config/c4x: Remove directory.
25489 * config.gcc (crx-*, mt-*): Mark obsolete.
25490 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
25491 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
25492 sh-*-rtemscoff*): Remove cases.
25493 * defaults.h (C4X_FLOAT_FORMAT): Remove.
25494 * real.c (encode_c4x_single, decode_c4x_single,
25495 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
25496 c4x_extended_format): Remove.
25497 * real.h (c4x_single_format, c4x_extended_format): Remove.
25498 * doc/extend.texi (interrupt, naked): Remove mention of attributes
25500 (Pragmas): Remove comment about c4x pragmas.
25501 * doc/install.texi (c4x): Remove target-specific instructions.
25502 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
25503 * doc/md.texi (Machine Constraints): Remove C4x documentation.
25504 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
25505 refer to C4x source files as examples.
25506 (C4X_FLOAT_FORMAT): Remove documentation.
25508 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
25510 * config/bfin/bfin.c (override_options): Reorder tests so that
25511 flag_pic gets enabled for -msep-data.
25513 2008-01-25 Richard Guenther <rguenther@suse.de>
25515 PR middle-end/32244
25516 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
25517 to its bitfield precision if required.
25519 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25521 PR middle-end/33880
25522 * tree-nested.c (walk_omp_for): New function.
25523 (convert_nonlocal_reference, convert_local_reference): Call
25524 walk_omp_for on OMP_FOR.
25525 (convert_call_expr): Call walk_body on OMP_FOR's
25526 OMP_FOR_PRE_INIT_BODY.
25528 2008-01-25 Richard Guenther <rguenther@suse.de>
25530 PR tree-optimization/34966
25531 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
25532 default defs and PHI_NODEs we have to insert after the
25533 defining statement.
25535 2008-01-24 Nick Clifton <nickc@redhat.com>
25537 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
25538 Provide a default definition.
25539 (LIBGCC2_UNITS_PER_WORD): Likewise.
25541 * config/stormy16/stormy16.c: Include df.h for the prototype
25542 for df_regs_ever_live_p.
25543 (xstormy16_expand_builtin_va_start): Convert the stack offset
25544 into a component_ref and then use POINTER_PLUS_EXPR to add it
25545 to the incoming_virtual_args_rtx.
25546 (xstormy16_gimplify_va_arg_expr): Rename to
25547 xstormy16_gimplify_va_arg_expr.
25548 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
25549 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
25550 xstormy16_gimplify_va_arg_expr.
25551 Fix up some formatting issues.
25553 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
25554 Move to predicates.md.
25555 (xs_hi_general_operand): Likewise.
25556 (xs_hi_nonmemory_operand): Likewise.
25557 * config/stormy16/predicates.md:
25558 (xstormy16_carry_plus_operand): New predicate.
25559 (xs_hi_general_operand): New predicate.
25560 (xs_hi_nonmemory_operand): New predicate.
25561 * config/stormy16/stormy16-protos.h:
25562 (xstormy16_carry_plus_operand): Delete prototype.
25563 (xs_hi_general_operand): Likewise.
25564 (xs_hi_nonmemory_operand): Likewise.
25566 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
25567 modifiers as they are no longer needed and they can trigger
25568 reload spill failures.
25570 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
25571 with a match_operand in order to help reload.
25573 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
25574 constraint with 'e' for the 8th alternative as this version of
25575 the mov.w instruction only accepts the lower 8 registers.
25577 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
25580 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
25581 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
25584 2008-01-25 Jakub Jelinek <jakub@redhat.com>
25586 PR middle-end/33333
25587 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
25589 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25591 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
25593 (remove_structure): Update allocations list before removing structure.
25595 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
25597 * ipa-struct-reorg.c (is_safe_cond_expr,
25598 create_new_stmts_for_cond_expr): Use integer_zerop function,
25599 that recognize not only zero-pointer, but zero-integer too.
25601 2008-01-25 Ben Elliston <bje@au.ibm.com>
25604 * fixproto: Escape "." in sed expression that strips leading "./".
25606 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
25609 * gcc.c (SWITCH_OK): Removed.
25610 (SWITCH_LIVE): Changed to bit.
25611 (SWITCH_FALSE): Likewise.
25612 (SWITCH_IGNORE): Likewise.
25613 (switchstr): Change live_cond to unsigned int.
25614 (process_command): Replace SWITCH_OK with 0.
25615 (do_self_spec): Likewise.
25616 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
25617 (give_switch): Likewise.
25618 (used_arg): Likewise.
25619 (do_spec_1): Set the SWITCH_IGNORE bit.
25620 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
25621 bits. Set the SWITCH_LIVE bit.
25623 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
25625 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
25627 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
25629 PR tree-optimization/34472
25630 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
25631 parameter to a "bool *" and set *DATA to false if there is
25632 an unsafe access. Do not delete the structure here.
25633 (check_cond_exprs): Delete it here instead.
25634 (check_cond_exprs, exclude_cold_structs): Do not increase
25635 I when removing a structure.
25637 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
25640 * config/i386/i386.c (ix86_expand_vector_init): Consider only
25641 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
25643 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
25645 PR middle-end/34934
25646 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
25647 a fixed vector for stack.
25649 2008-01-24 Ben Elliston <bje@au.ibm.com>
25652 * doc/gcc.texi (Software development): Add a direntry for g++.
25654 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
25656 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
25657 stale and straggling -fforce-addr comments above.
25659 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
25661 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
25662 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
25664 2008-01-23 Michael Matz <matz@suse.de>
25667 * dwarf2out.c (force_type_die): Use modified_type_die instead of
25670 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
25672 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
25673 malloc result type.
25675 2008-01-23 Anatoly Sokolov <aesok@post.ru>
25677 * config/avr/avr.c (avr_current_arch): New variable.
25678 (avr_arch_types): Add 'avr31' and 'avr51' entries.
25679 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
25680 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
25681 (avr_override_options): Init 'avr_current_arch'.
25682 (base_arch_s): Move from here...
25683 * config/avr/avr.h (base_arch_s): ... here. Add new members
25684 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
25685 'mega' to 'have_jmp_call'.
25686 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
25687 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
25689 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
25691 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
25692 MULTILIB_MATCHES): Ditto.
25694 2008-01-23 Richard Guenther <rguenther@suse.de>
25696 PR middle-end/31529
25697 * cgraphunit.c (cgraph_reset_node): Always mark the node
25698 not reachable if it is not queued already.
25700 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
25702 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
25703 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
25704 (cputype_selected): New static variable.
25705 (bfin_handle_option): Set it if -mcpu is used.
25706 (override_option): Select default set of workarounds if no cpu type
25707 selected on the command line.
25708 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
25710 From Michael Frysinger <michael.frysinger@analog.com>
25711 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
25712 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
25714 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
25715 for bf547, bf523, bf524, and bf526.
25716 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
25718 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
25719 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
25720 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
25721 __ADSPBF547__ and __ADSPBF54x__ for bf547.
25722 * doc/invoke.texi (Blackfin Options): Document that
25723 -mcpu now accept bf547, bf523, bf524, and bf526.
25725 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
25727 PR rtl-optimization/34628
25728 * combine.c (try_combine): Stop and undo after the first combination
25729 if an autoincrement side-effect on the first insn has effectively
25732 2008-01-22 David Edelsohn <edelsohn@gnu.org>
25735 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
25736 Offset addresses are not valid for Altivec or paired float modes.
25738 2008-01-22 Jakub Jelinek <jakub@redhat.com>
25741 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
25742 if DECL_INITIAL (decl) is error_mark_node.
25745 * c-common.c (handle_vector_size_attribute): Only allow
25746 integral, scalar float and fixed point types. Handle OFFSET_TYPE
25747 the same way as pointer, array etc. types.
25748 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
25751 * tree.c (build_type_attribute_qual_variant): Call
25752 build_qualified_type if attributes are equal, but quals are not.
25754 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25757 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
25758 * flags.h (warn_strict_aliasing): Remove.
25759 (warn_strict_overflow): Remove.
25760 * opts.c (warn_strict_aliasing): Remove.
25761 (warn_strict_overflow): Remove.
25762 * c-opts.c (c_common_handle_option): -Wall only sets
25763 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
25764 (c_common_post_options): Give default values to -Wstrict-aliasing
25765 and -Wstrict-overflow if they are uninitialized.
25766 * common.opt (Wstrict-aliasing): Specify Var and Init.
25767 (Wstrict-overflow): Likewise.
25769 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
25771 PR rtl-optimization/26854
25772 PR rtl-optimization/34400
25773 PR rtl-optimization/34884
25774 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
25776 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
25777 (df_rd_bb_info.expanded_lr_out): Deleted
25778 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
25779 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
25780 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25781 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25782 Removed code to allocate, initialize or free expanded_lr_out.
25783 (df_rd_bb_local_compute_process_def): Restructured to make more
25785 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
25786 sets if the sets are being trimmed.
25788 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
25791 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
25792 (as_vers): Likewise.
25793 * configure: Regenerated.
25795 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25797 PR middle-end/33092
25798 * tree-pass.h (pass_build_alias): New pass.
25799 * tree-ssa-alias.c (gate_build_alias): New.
25800 (pass_build_alias): New.
25801 * passes.c (init_optimization_passes): Add pass_build_alias after
25802 pass_create_structure_vars.
25804 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
25806 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
25807 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
25808 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
25809 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
25810 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
25811 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
25812 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
25813 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
25814 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
25815 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
25816 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
25817 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
25818 * config/s390/s390.md (FP_ALL): New mode iterator.
25819 (_d): New mode attribute.
25820 ("*signbit<mode>2>"): Changed mode of first operand.
25821 ("isinf<mode>2"): Changed mode of first operand.
25822 ("*TDC_insn"): Adaptation for DFP modes.
25824 2008-01-22 Ben Elliston <bje@au.ibm.com>
25826 * tree.c (check_qualified_type): Improve function description.
25828 2008-01-21 Jason Merrill <jason@redhat.com>
25831 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
25832 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
25835 2008-01-21 DJ Delorie <dj@redhat.com>
25837 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
25840 2008-01-21 Richard Guenther <rguenther@suse.de>
25842 PR middle-end/34856
25843 * tree-cfg.c (verify_expr): Allow all invariant expressions
25844 instead of just constant class ones as reference argument.
25845 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
25846 like any other constant.
25847 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
25849 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
25851 * regmove.c (fixup_match_1): Update call crossed frequencies.
25853 2008-01-21 Richard Guenther <rguenther@suse.de>
25856 * tree-inline.c (setup_one_parameter): Deal with mismatched
25857 types using a VIEW_CONVERT_EXPR.
25859 2008-01-21 Alon Dayan <alond@il.ibm.com>
25860 Olga Golovanevsky <olga@il.ibm.com>
25862 PR tree-optimization/34701
25863 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
25864 when the structure size is not a power of 2.
25866 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
25868 * doc/install.texi: Add doc for --enable-checking=df.
25870 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
25872 PR rtl-optimization/34808
25873 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
25875 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25877 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
25880 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
25882 PR rtl-optimization/26854
25883 PR rtl-optimization/34400
25884 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
25886 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
25887 (df_rd_bb_info.expanded_lr_out): New.
25888 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
25889 * loop_iv.c (iv_analysis_loop_init): Ditto.
25890 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
25891 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
25892 Added code to allocate, initialize or free expanded_lr_out.
25893 (df_rd_bb_local_compute_process_def): Restructured to make
25894 more understandable.
25895 (df_rd_confluence_n): Add code to do nothing with fake edges and
25896 code to no apply invalidate_by_call sets if the sets are being trimmed.
25897 (df_lr_local_finalize): Renamed to df_lr_finalize.
25898 (df_live_local_finalize): Renamed to df_live_finalize.
25900 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
25903 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
25904 deciding whether to use reciprocal instructions.
25906 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
25908 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
25909 dwarf2out_note_section_used if cold_text_section is NULL.
25911 2008-01-19 Jakub Jelinek <jakub@redhat.com>
25913 PR gcov-profile/34610
25914 * tree-cfg.c (make_edges): Mark both outgoing edges from
25915 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
25916 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
25917 from OMP_FOR and OMP_CONTINUE outgoing edges.
25919 * tree-profile.c (tree_profiling): Return early if
25920 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
25922 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
25923 from cfun to child_cfun.
25924 * function.h (struct function): Add after_tree_profile bit.
25926 2008-01-19 Anatoly Sokolov <aesok@post.ru>
25928 * config/avr/avr.S (_exit): Disable interrupt.
25930 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
25931 Steven Bosscher <stevenb.gcc@gmail.com>
25933 PR rtl-optimization/26854
25934 PR rtl-optimization/34400
25935 * df-problems.c (df_live_scratch): New scratch bitmap.
25936 (df_live_alloc): Allocate df_live_scratch when doing df_live.
25937 (df_live_reset): Clear the proper bitmaps.
25938 (df_live_bb_local_compute): Only process the artificial defs once
25939 since the order is not important.
25940 (df_live_init): Init the df_live sets only with the variables
25941 found live by df_lr.
25942 (df_live_transfer_function): Use the df_lr sets to prune the
25943 df_live sets as they are being computed.
25944 (df_live_free): Free df_live_scratch.
25946 2008-01-18 Ian Lance Taylor <iant@google.com>
25948 * common.opt: Add fmerge-debug-strings.
25949 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
25950 flag_merge_debug_strings rather than flag_merge_constants.
25951 * doc/invoke.texi (Option Summary): Mention
25952 -fmerge-debug-strings.
25953 (Debugging Options): Document -fmerge-debug-strings.
25955 2008-01-18 Ian Lance Taylor <iant@google.com>
25958 * tree.h (DECL_IS_OPERATOR_NEW): Define.
25959 (struct tree_function_decl): Add new field operator_new_flag.
25960 * tree-inline.c (expand_call_inline): When inlining a call to
25961 operator new, force the return value to go into a variable, and
25962 set DECL_NO_TBAA_P on that variable.
25963 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
25965 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
25968 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
25969 DWARF2_DEBUGGING_INFO.
25970 (dwarf2out_note_section_used): Ditto. Add prototype.
25971 (have_multiple_function_sections, text_section_used,
25972 cold_text_section_used, *cold_text_sections): Move declarations
25975 2008-01-17 Bob Wilson <bob.wilson@acm.org>
25977 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
25978 field and add signal_ra.
25979 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
25980 assignments to frame state pc. Move end of stack check after
25981 MD_FALLBACK_FRAME_STATE_FOR.
25982 (uw_update_context_1): Use frame state signal_regs if set, instead
25983 of checking signal_frame flag.
25984 (uw_update_context): Use frame state signal_ra if set.
25985 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
25986 * config/xtensa/linux-unwind.h: New file.
25988 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
25990 * modulo-sched.c (get_sched_window): Fix comment typo.
25992 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
25994 PR tree-optimization/34648
25995 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
25997 2008-01-17 Anatoly Sokolov <aesok@post.ru>
25999 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
26000 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
26002 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
26004 PR rtl-optimization/34400
26005 * df-core.c (df_worklist_dataflow_overeager,
26006 df_worklist_dataflow_doublequeue): New functions.
26007 (df_worklist_dataflow): Two different worklist solvers.
26008 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
26011 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26014 * doc/invoke.texi: Document the dependence on pthread for fopenmp
26015 and ftree-parallelize-loops.
26017 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
26019 PR rtl-optimization/34826
26020 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
26022 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
26024 * global.c (find_reg): Mark the eh regs as used if necessary.
26025 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
26026 * ra.h (struct allocno): no_eh_reg field added. Changed
26027 no_stack_reg type to bitfield.
26029 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
26031 * tree.c (substitute_in_expr): Add missing 'break'.
26033 2008-01-17 Richard Guenther <rguenther@suse.de>
26035 PR tree-optimization/34825
26036 * tree-ssa-math-opts.c (is_division_by): Do not recognize
26037 x / x as division to handle.
26039 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26041 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
26042 "-pthread" is specified.
26043 * pa-hpux11.h (LIB_SPEC): Likewise.
26045 2008-01-16 Janis Johnson <janis187@us.ibm.com>
26046 Peter Bergner <bergner@vnet.ibm.com>
26048 PR rtl-optimization/33796
26049 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
26051 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26053 PR libgfortran/34699
26054 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
26056 * pa-hpux10.h (LINK_SPEC): Likewise.
26057 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
26059 2008-01-16 Richard Guenther <rguenther@suse.de>
26061 PR middle-end/32628
26062 * fold-const.c (fold_convert_const_int_from_int): Do not
26063 set overflow if that occured only because of a sign extension
26064 change when converting from/to a sizetype with the same
26065 precision and signedness.
26067 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26070 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
26071 location address to the correct place. Update copyright year.
26073 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26075 * lambda-code.c (lambda_transform_legal_p): Handle the case of
26076 no dependences in the dependence_relations vector.
26078 2008-01-16 Jan Hubicka <jh@suse.cz>
26080 PR rtl-optimization/31396
26081 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
26082 * cfg.c (dump_reg_info): Print it.
26083 * regs.h (struct reg_info_t): add freq_calls_crossed.
26084 (REG_FREQ_CALLS_CROSSED): New macro.
26085 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
26086 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
26087 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
26088 regmove_optimize): Update call crossed frequencies.
26089 * local-alloc.c (struct qty): Add freq_calls_crossed.
26090 (alloc_qty): Copute freq_calls_crossed.
26091 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
26092 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
26093 * ra.h (struct allocno): Add freq_calls_crossed.
26095 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26097 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
26098 libgomp when compiling with ftree-parallelize-loops.
26099 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
26101 2008-01-16 Richard Guenther <rguenther@suse.de>
26103 PR tree-optimization/34769
26104 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
26105 * tree.c (int_cst_value): Instead make this function more
26106 permissive in what it accepts as valid input. Document this
26107 function always sign-extends the value.
26109 2008-01-16 Jakub Jelinek <jakub@redhat.com>
26110 Richard Guenther <rguenther@suse.de>
26113 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
26114 (gimple_fold_indirect_ref_rhs): ... this.
26115 (gimple_fold_indirect_ref): New function with foldings
26116 that preserve lvalueness.
26117 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
26118 * tree-flow.h (gimple_fold_indirect_ref): Declare.
26119 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
26120 to fold an INDIRECT_REF, fall back to the old use of
26121 fold_indirect_ref_1.
26123 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
26125 * tree-data-ref.c (subscript_dependence_tester_1): Call
26126 free_conflict_function.
26127 (compute_self_dependence): Same.
26129 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
26132 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
26133 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
26135 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
26136 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
26137 for DWARF2_UNWIND_INFO targets.
26139 2008-01-16 Richard Guenther <rguenther@suse.de>
26142 * c-typeck.c (common_pointer_type): Do not merge inconsistent
26143 type qualifiers for function types.
26145 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
26147 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
26148 loop_iterator li from previous commit.
26150 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
26152 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
26154 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26156 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
26157 (parallelize_loops): Don't parallelize irreducible components.
26159 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26162 * c-opts (c_common_post_options): Do not enable CPP
26163 flag_pedantic_errors by default.
26165 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
26167 PR rtl-optimization/31944
26168 * cse.c (remove_pseudo_from_table): New function.
26169 (merge_equiv_classes): Use above function to remove pseudo-registers.
26170 (invalidate): Likewise.
26172 2008-01-13 Richard Guenther <rguenther@suse.de>
26174 PR middle-end/34601
26175 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
26176 instead of TYPE_MODE to deal with calls from expand_one_error_var.
26178 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
26180 * gcse.c (cprop_jump): Call validate_unshare_change instead of
26181 validate_change to unshare the source of the PC set.
26183 2008-01-12 Jan Hubicka <jh@suse.cz>
26185 PR middle-end/32135
26186 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
26187 references above array bounds. This might trigger bounds checks for
26188 pointers to arrays.
26190 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
26192 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
26193 new_replaceable_dependencies.
26195 2008-01-12 Doug Kwan <dougkwan@google.com>
26197 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
26198 instead of OPT_Wreturn_type in warning due to ignored return type
26200 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
26201 options included in -Wextra.
26202 * c.opt: New option -Wignored_qualifiers.
26203 * doc/invoke.texi (Warning Options, -Wextra): Add new option
26204 -Wignore_qualifiers.
26205 (-Wignored-qualifiers): Document.
26206 (-Wreturn-type): Remove description of functionality now handled
26207 by -Wignored-qualifiers.
26209 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
26212 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
26213 NOP_EXPR if it is between integral types with the same precision.
26215 2008-01-12 Jan Hubicka <jh@suse.cz>
26218 * invoke.texi (max-inline-recursive-depth): Fix default value.
26220 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
26222 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
26225 2008-01-11 Bob Wilson <bob.wilson@acm.org>
26227 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
26229 2008-01-11 James E. Wilson <wilson@specifix.com>
26232 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
26234 2008-01-11 Anatoly Sokolov <aesok@post.ru>
26236 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
26237 save/restore frame pointer register and don't use 'call-prologues'
26238 optimization in function with "OS_task" attribute.
26240 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
26242 PR middle-end/31309
26243 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
26244 when copying to memory.
26246 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
26248 PR rtl-optimization/30905
26249 * cfgcleanup.c: Include dce.h
26250 (crossjumps_occured): New global variable.
26251 (try_crossjump_bb): Exit loop after finding a fallthru edge.
26252 If something changed, set crossjumps_occured to true.
26253 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
26254 Don't add/remove fake edges to exit here...
26255 (cleanup_cfg): ...but do it here, when crossjumping.
26256 Run a fast DCE when successful crossjumps occured in the latest
26257 iteration of try_optimize_cfg.
26259 2008-01-11 Richard Guenther <rguenther@suse.de>
26261 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
26262 (struct vn_unary_op_s): Likewise.
26263 (vn_reference_insert): Free old reference on hash collision.
26265 2008-01-10 Raksit Ashok <raksit@google.com>
26267 PR rtl-optimization/27971
26268 * combine.c (find_split_point): Split PLUS expressions which are
26269 inside a MEM rtx, and whose first operand is complex.
26271 2008-01-10 DJ Delorie <dj@redhat.com>
26273 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
26274 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
26275 (m32c_hard_regno_ok): Call the underlying function.
26277 2008-01-10 Richard Guenther <rguenther@suse.de>
26279 PR middle-end/34683
26280 * tree-cfg.c (tree_merge_blocks): Do not go through the
26281 full-blown folding and stmt updating path if we just deal
26282 with virtual operands.
26283 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
26284 test for abnormal SSA_NAMEs.
26286 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
26288 PR middle-end/34641
26289 * reload.c (push_reload): Add assertions. All constants from
26290 reg_equiv_constant should have been used for replacing the respective
26292 (find_reloads_address): Invoke find_reloads_address_part for
26293 constant taken from the reg_equiv_constant array.
26295 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
26297 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
26298 field (valnum) the first in the struct. Replace bools with
26301 2008-01-10 Richard Guenther <rguenther@suse.de>
26303 PR tree-optimization/34651
26304 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
26305 types and ordering for masking and converting.
26307 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
26309 PR tree-optimization/34017
26310 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
26311 also for PHI_NODE expressions.
26313 2008-01-09 Jan Hubicka <jh@suse.cz>
26315 PR tree-optimization/34708
26316 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
26317 based on number of case labels.
26318 (init_inline_once): Remove switch_cost.
26319 * tree-inline.h (eni_weights_d): Remove switch_cost.
26321 2008-01-09 Richard Guenther <rguenther@suse.de>
26322 Andrew Pinski <andrew_pinski@playstation.sony.com>
26324 PR middle-end/30132
26325 * gimplify.c (gimplify_cond_expr): Do not create an addressable
26326 temporary if an rvalue is ok or an lvalue is not required.
26328 2008-01-09 Richard Guenther <rguenther@suse.de>
26330 PR middle-end/34458
26331 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
26332 adjust return type.
26334 2008-01-09 Richard Guenther <rguenther@suse.de>
26336 PR middle-end/34679
26337 * tree.c (host_integerp): Check for sizetype only if the
26338 type is an integer type.
26340 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
26343 * opts.c (decode_options): Disable inlining of functions called
26344 once if not in unit-at-a-time mode.
26346 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
26348 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
26350 2008-01-08 Richard Guenther <rguenther@suse.de>
26352 PR middle-end/31863
26353 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
26354 out early if the result will be unused.
26356 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26361 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26362 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26365 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
26367 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
26368 for vectorization tuned.
26370 2008-01-08 Richard Guenther <rguenther@suse.de>
26372 PR tree-optimization/34683
26373 * tree-ssa-operands.c (operand_build_cmp): Export.
26374 * tree-ssa-operands.h (operand_build_cmp): Declare.
26375 * tree-vn.c (vuses_compare): Remove.
26376 (sort_vuses): Use operand_build_cmp.
26377 (sort_vuses_heap): Likewise.
26378 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
26379 to re-use old VEC if available. Do not sort already sorted VUSEs.
26380 (vdefs_to_vec): Do not sort already sorted VDEFs.
26382 2008-01-08 Jakub Jelinek <jakub@redhat.com>
26384 PR middle-end/34694
26385 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
26387 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
26390 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
26391 limitations of reciprocal sequences on x86 targets.
26393 2008-01-08 Richard Guenther <rguenther@suse.de>
26395 PR tree-optimization/34683
26396 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
26398 2008-01-07 Jakub Jelinek <jakub@redhat.com>
26401 * config/darwin.c (darwin_mergeable_string_section): Don't use
26402 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
26404 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
26407 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
26408 negxf2. Macroize expander using X87MODEF mode iterator. Change
26409 predicates of op0 and op1 to register_operand.
26410 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
26411 expander using X87MODEF mode iterator. Change predicates of
26412 op0 and op1 to register_operand.
26413 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
26414 corresponding patterns and macroize using MODEF macro. Change
26415 predicates of op0 and op1 to register_operand and remove
26416 "m" constraint. Disparage "r" alternative with "!".
26417 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
26418 macroize using X87MODEF macro. Change predicates of op0 and op1
26419 to register_operand and remove "m" constraint. Disparage "r"
26420 alternative with "!".
26421 (absneg splitter with memory operands): Remove.
26422 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
26423 patterns and macroize using X87MODEF mode iterator.
26424 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
26425 Change predicate of op1 to register_operand.
26426 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
26427 for memory operands.
26429 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
26431 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
26433 2008-01-07 Richard Guenther <rguenther@suse.de>
26435 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
26438 2008-01-07 Richard Guenther <rguenther@suse.de>
26440 PR tree-optimization/34683
26441 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
26442 VOPs of the needed size to save memory. Use VEC_quick_push
26443 to save compile-time.
26444 (vdefs_to_vec): Likewise.
26446 2008-01-07 Sa Liu <saliu@de.ibm.com>
26448 * config/spu/spu.md (divdf3): Genetate inline code for double
26449 division. The implementation doesn't handle INF or NAN, therefore it
26450 only applies when -ffinite-math-only is given.
26452 2008-01-06 Paolo Carlini <pcarlini@suse.de>
26455 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
26456 * doc/cpp.texi ([Common Predefined Macros]): Document.
26458 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
26460 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
26461 order to use commutative addition instead of subtraction.
26463 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
26464 Mircea Namolaru <namolaru@il.ibm.com>
26465 Vladimir Yanovsky <yanov@il.ibm.com>
26466 Revital Eres <eres@il.ibm.com>
26468 PR tree-optimization/34263
26469 * tree-outof-ssa.c (process_single_block_loop_latch,
26470 contains_tree_r): New functions.
26471 (analyze_edges_for_bb): Call process_single_block_loop_latch
26472 function to empty single-basic-block latch block if possible.
26474 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26476 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
26478 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
26480 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26482 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
26484 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
26486 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
26488 2008-01-05 Jakub Jelinek <jakub@redhat.com>
26490 PR tree-optimization/34618
26491 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
26494 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
26497 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
26498 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
26499 Update copyright year.
26501 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
26502 Update copyright year.
26503 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
26506 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
26508 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
26509 edge does not point to current bb before changing need_assert.
26511 2008-01-04 Richard Guenther <rguenther@suse.de>
26513 PR middle-end/34029
26514 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
26515 for verifying purposes if they are is_gimple_min_invariant.
26517 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
26519 PR tree-optimization/34448
26520 PR tree-optimization/34465
26521 * gimplify.c (gimplify_init_constructor): Add new parameter
26522 notify_temp_creation. Use it.
26523 (gimplify_modify_expr_rhs): Take volatiles into account when
26524 optimizing constructors.
26525 Do not optimize constructors if gimplify_init_constructor will dump to
26527 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
26528 * gcc.c-torture/compile/pr34448.c: New.
26530 2008-01-04 Jakub Jelinek <jakub@redhat.com>
26532 PR gcov-profile/34609
26533 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
26534 return_slot if result is TREE_ADDRESSABLE.
26536 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
26538 * config/mips/mips.md (sqrt_condition): Tweak comment.
26539 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
26541 2008-01-03 Tom Tromey <tromey@redhat.com>
26544 * c-common.c (c_type_hash): Handle VLAs.
26546 2008-01-03 Jan Hubicka <jh@suse.cz>
26548 PR tree-optimization/31081
26549 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
26550 0 when inlining and not inlining to first basic block.
26551 (remap_decl): When var is initialized to 0, don't set default_def.
26552 (expand_call_inline): Set entry_bb.
26553 * tree-inline.h (copy_body_data): Add entry_bb.
26555 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26558 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
26561 PR tree-optimization/29484
26562 * tree-inline.c (inline_forbidden_p_2): New function.
26563 (inline_forbidden_p): Disallow inlining if some static var
26564 has an address of a local LABEL_DECL in its initializer.
26565 * doc/extend.texi (Labels as Values): Document &&foo behaviour
26568 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
26570 PR tree-optimization/34635
26571 * tree-data-ref.c (add_other_self_distances): Make sure that the
26572 evolution step is constant.
26574 2008-01-03 Jakub Jelinek <jakub@redhat.com>
26576 PR middle-end/34608
26577 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
26579 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
26581 * tree-sra.c (scalarize_init): Insert the generate_element_init
26582 statements after the generate_element_zero statements.
26584 2008-01-02 Richard Guenther <rguenther@suse.de>
26586 PR middle-end/34093
26587 PR middle-end/31976
26588 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
26589 for very large number of operands instead of ICEing.
26591 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
26594 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
26595 while stack probing.
26597 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
26599 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
26602 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
26604 PR libmudflap/26442
26605 * tree-mudflap.c (mx_register_decls): Guard warning by
26606 !DECL_ARTIFICIAL check.
26608 2008-01-01 Jakub Jelinek <jakub@redhat.com>
26610 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
26611 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
26612 sse5_perm<mode>): Fix constraints.